staging: Add rtl8723bs sdio wifi driver

The rtl8723bs is found on quite a few systems used by Linux users,
such as on Atom systems (Intel Computestick and various other
Atom based devices) and on many (budget) ARM boards such as
the CHIP.

The plan moving forward with this is for the new clean,
written from scratch, rtl8xxxu driver to eventually gain
support for sdio devices. But there is no clear timeline
for that, so lets add this driver included in staging for now.

Cc: Bastien Nocera <hadess@hadess.net>
Cc: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Jes Sorensen <jes.sorensen@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

19 files changed, 32927 insertions, 0 deletions

diff --git a/drivers/staging/rtl8723bs/core/rtw_ap.c b/drivers/staging/rtl8723bs/core/rtw_ap.c
new file mode 100644
index 000000000000..9c71692a3a05
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_ap.c
@@ -0,0 +1,2684 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_AP_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+
+extern unsigned char RTW_WPA_OUI[];
+extern unsigned char WMM_OUI[];
+extern unsigned char WPS_OUI[];
+extern unsigned char P2P_OUI[];
+extern unsigned char WFD_OUI[];
+
+void init_mlme_ap_info(struct adapter *padapter)
+{
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
+
+
+	spin_lock_init(&pmlmepriv->bcn_update_lock);
+
+	/* for ACL */
+	_rtw_init_queue(&pacl_list->acl_node_q);
+
+	/* pmlmeext->bstart_bss = false; */
+
+	start_ap_mode(padapter);
+}
+
+void free_mlme_ap_info(struct adapter *padapter)
+{
+	struct sta_info *psta = NULL;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	/* stop_ap_mode(padapter); */
+
+	pmlmepriv->update_bcn = false;
+	pmlmeext->bstart_bss = false;
+
+	rtw_sta_flush(padapter);
+
+	pmlmeinfo->state = _HW_STATE_NOLINK_;
+
+	/* free_assoc_sta_resources */
+	rtw_free_all_stainfo(padapter);
+
+	/* free bc/mc sta_info */
+	psta = rtw_get_bcmc_stainfo(padapter);
+	rtw_free_stainfo(padapter, psta);
+}
+
+static void update_BCNTIM(struct adapter *padapter)
+{
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
+	unsigned char *pie = pnetwork_mlmeext->IEs;
+
+	/* DBG_871X("%s\n", __func__); */
+
+	/* update TIM IE */
+	/* if (pstapriv->tim_bitmap) */
+	if (true) {
+
+		u8 *p, *dst_ie, *premainder_ie = NULL, *pbackup_remainder_ie = NULL;
+		__le16 tim_bitmap_le;
+		uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
+
+		tim_bitmap_le = cpu_to_le16(pstapriv->tim_bitmap);
+
+		p = rtw_get_ie(
+			pie + _FIXED_IE_LENGTH_,
+			_TIM_IE_,
+			&tim_ielen,
+			pnetwork_mlmeext->IELength - _FIXED_IE_LENGTH_
+		);
+		if (p != NULL && tim_ielen > 0) {
+
+			tim_ielen += 2;
+
+			premainder_ie = p+tim_ielen;
+
+			tim_ie_offset = (sint)(p - pie);
+
+			remainder_ielen = pnetwork_mlmeext->IELength - tim_ie_offset - tim_ielen;
+
+			/* append TIM IE from dst_ie offset */
+			dst_ie = p;
+		} else{
+
+
+			tim_ielen = 0;
+
+			/* calucate head_len */
+			offset = _FIXED_IE_LENGTH_;
+
+			/* get ssid_ie len */
+			p = rtw_get_ie(
+				pie + _BEACON_IE_OFFSET_,
+				_SSID_IE_,
+				&tmp_len,
+				(pnetwork_mlmeext->IELength - _BEACON_IE_OFFSET_)
+			);
+			if (p != NULL)
+				offset += tmp_len+2;
+
+			/*  get supported rates len */
+			p = rtw_get_ie(
+				pie + _BEACON_IE_OFFSET_,
+				_SUPPORTEDRATES_IE_, &tmp_len,
+				(pnetwork_mlmeext->IELength - _BEACON_IE_OFFSET_)
+			);
+			if (p !=  NULL)
+				offset += tmp_len+2;
+
+
+			/* DS Parameter Set IE, len =3 */
+			offset += 3;
+
+			premainder_ie = pie + offset;
+
+			remainder_ielen = pnetwork_mlmeext->IELength - offset - tim_ielen;
+
+			/* append TIM IE from offset */
+			dst_ie = pie + offset;
+
+		}
+
+
+		if (remainder_ielen > 0) {
+
+			pbackup_remainder_ie = rtw_malloc(remainder_ielen);
+			if (pbackup_remainder_ie && premainder_ie)
+				memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
+		}
+
+		*dst_ie++ = _TIM_IE_;
+
+		if ((pstapriv->tim_bitmap&0xff00) && (pstapriv->tim_bitmap&0x00fe))
+			tim_ielen = 5;
+		else
+			tim_ielen = 4;
+
+		*dst_ie++ = tim_ielen;
+
+		*dst_ie++ = 0;/* DTIM count */
+		*dst_ie++ = 1;/* DTIM peroid */
+
+		if (pstapriv->tim_bitmap&BIT(0))/* for bc/mc frames */
+			*dst_ie++ = BIT(0);/* bitmap ctrl */
+		else
+			*dst_ie++ = 0;
+
+		if (tim_ielen == 4) {
+
+			__le16 pvb;
+
+			if (pstapriv->tim_bitmap&0xff00)
+				pvb = cpu_to_le16(pstapriv->tim_bitmap >> 8);
+			else
+				pvb = tim_bitmap_le;
+
+			*dst_ie++ = le16_to_cpu(pvb);
+
+		} else if (tim_ielen == 5) {
+
+
+			memcpy(dst_ie, &tim_bitmap_le, 2);
+			dst_ie += 2;
+		}
+
+		/* copy remainder IE */
+		if (pbackup_remainder_ie) {
+
+			memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
+
+			kfree(pbackup_remainder_ie);
+		}
+
+		offset =  (uint)(dst_ie - pie);
+		pnetwork_mlmeext->IELength = offset + remainder_ielen;
+
+	}
+}
+
+u8 chk_sta_is_alive(struct sta_info *psta);
+u8 chk_sta_is_alive(struct sta_info *psta)
+{
+	#ifdef DBG_EXPIRATION_CHK
+	DBG_871X(
+		"sta:"MAC_FMT", rssi:%d, rx:"STA_PKTS_FMT", expire_to:%u, %s%ssq_len:%u\n"
+		, MAC_ARG(psta->hwaddr)
+		, psta->rssi_stat.UndecoratedSmoothedPWDB
+		/*  STA_RX_PKTS_ARG(psta) */
+		, STA_RX_PKTS_DIFF_ARG(psta)
+		, psta->expire_to
+		, psta->state&WIFI_SLEEP_STATE?"PS, ":""
+		, psta->state&WIFI_STA_ALIVE_CHK_STATE?"SAC, ":""
+		, psta->sleepq_len
+	);
+	#endif
+
+	sta_update_last_rx_pkts(psta);
+
+	return true;
+}
+
+void expire_timeout_chk(struct adapter *padapter)
+{
+	struct list_head	*phead, *plist;
+	u8 updated = false;
+	struct sta_info *psta = NULL;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	u8 chk_alive_num = 0;
+	char chk_alive_list[NUM_STA];
+	int i;
+
+
+	spin_lock_bh(&pstapriv->auth_list_lock);
+
+	phead = &pstapriv->auth_list;
+	plist = get_next(phead);
+
+	/* check auth_queue */
+	#ifdef DBG_EXPIRATION_CHK
+	if (phead != plist) {
+		DBG_871X(FUNC_NDEV_FMT" auth_list, cnt:%u\n"
+			, FUNC_NDEV_ARG(padapter->pnetdev), pstapriv->auth_list_cnt);
+	}
+	#endif
+	while (phead != plist) {
+
+		psta = LIST_CONTAINOR(plist, struct sta_info, auth_list);
+
+		plist = get_next(plist);
+
+		if (psta->expire_to > 0) {
+
+			psta->expire_to--;
+			if (psta->expire_to == 0) {
+
+				list_del_init(&psta->auth_list);
+				pstapriv->auth_list_cnt--;
+
+				DBG_871X(
+					"auth expire %02X%02X%02X%02X%02X%02X\n",
+					psta->hwaddr[0],
+					psta->hwaddr[1],
+					psta->hwaddr[2],
+					psta->hwaddr[3],
+					psta->hwaddr[4],
+					psta->hwaddr[5]
+				);
+
+				spin_unlock_bh(&pstapriv->auth_list_lock);
+
+				rtw_free_stainfo(padapter, psta);
+
+				spin_lock_bh(&pstapriv->auth_list_lock);
+			}
+		}
+
+	}
+
+	spin_unlock_bh(&pstapriv->auth_list_lock);
+	psta = NULL;
+
+
+	spin_lock_bh(&pstapriv->asoc_list_lock);
+
+	phead = &pstapriv->asoc_list;
+	plist = get_next(phead);
+
+	/* check asoc_queue */
+	#ifdef DBG_EXPIRATION_CHK
+	if (phead != plist) {
+		DBG_871X(FUNC_NDEV_FMT" asoc_list, cnt:%u\n"
+			, FUNC_NDEV_ARG(padapter->pnetdev), pstapriv->asoc_list_cnt);
+	}
+	#endif
+	while (phead != plist) {
+
+		psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
+		plist = get_next(plist);
+#ifdef CONFIG_AUTO_AP_MODE
+		if (psta->isrc)
+			continue;
+#endif
+		if (chk_sta_is_alive(psta) || !psta->expire_to) {
+			psta->expire_to = pstapriv->expire_to;
+			psta->keep_alive_trycnt = 0;
+			psta->under_exist_checking = 0;
+		} else {
+			if (psta->expire_to > 0)
+				psta->expire_to--;
+		}
+
+		if (psta->expire_to == 0) {
+
+			struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+			if (padapter->registrypriv.wifi_spec == 1) {
+
+				psta->expire_to = pstapriv->expire_to;
+				continue;
+			}
+
+			if (psta->state & WIFI_SLEEP_STATE) {
+				if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
+					/* to check if alive by another methods if staion is at ps mode. */
+					psta->expire_to = pstapriv->expire_to;
+					psta->state |= WIFI_STA_ALIVE_CHK_STATE;
+
+					/* DBG_871X("alive chk, sta:" MAC_FMT " is at ps mode!\n", MAC_ARG(psta->hwaddr)); */
+
+					/* to update bcn with tim_bitmap for this station */
+					pstapriv->tim_bitmap |= BIT(psta->aid);
+					update_beacon(padapter, _TIM_IE_, NULL, true);
+
+					if (!pmlmeext->active_keep_alive_check)
+						continue;
+				}
+			}
+			if (pmlmeext->active_keep_alive_check) {
+				int stainfo_offset;
+
+				stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
+				if (stainfo_offset_valid(stainfo_offset))
+					chk_alive_list[chk_alive_num++] = stainfo_offset;
+
+
+				continue;
+			}
+			list_del_init(&psta->asoc_list);
+			pstapriv->asoc_list_cnt--;
+			DBG_871X(
+				"asoc expire "MAC_FMT", state = 0x%x\n",
+				MAC_ARG(psta->hwaddr),
+				psta->state
+			);
+			updated = ap_free_sta(padapter, psta, false, WLAN_REASON_DEAUTH_LEAVING);
+		} else{
+
+
+			/* TODO: Aging mechanism to digest frames in sleep_q to avoid running out of xmitframe */
+			if (psta->sleepq_len > (NR_XMITFRAME/pstapriv->asoc_list_cnt)
+				&& padapter->xmitpriv.free_xmitframe_cnt < ((
+					NR_XMITFRAME/pstapriv->asoc_list_cnt
+				)/2)
+			) {
+				DBG_871X(
+					"%s sta:"MAC_FMT", sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n",
+					__func__,
+					MAC_ARG(psta->hwaddr),
+					psta->sleepq_len,
+					padapter->xmitpriv.free_xmitframe_cnt,
+					pstapriv->asoc_list_cnt
+				);
+				wakeup_sta_to_xmit(padapter, psta);
+			}
+		}
+	}
+
+	spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+if (chk_alive_num) {
+
+	u8 backup_oper_channel = 0;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	/* switch to correct channel of current network  before issue keep-alive frames */
+	if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
+		backup_oper_channel = rtw_get_oper_ch(padapter);
+		SelectChannel(padapter, pmlmeext->cur_channel);
+	}
+
+	/* issue null data to check sta alive*/
+	for (i = 0; i < chk_alive_num; i++) {
+		int ret = _FAIL;
+
+		psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
+		if (!(psta->state & _FW_LINKED))
+			continue;
+
+		if (psta->state & WIFI_SLEEP_STATE)
+			ret = issue_nulldata(padapter, psta->hwaddr, 0, 1, 50);
+		else
+			ret = issue_nulldata(padapter, psta->hwaddr, 0, 3, 50);
+
+		psta->keep_alive_trycnt++;
+		if (ret == _SUCCESS) {
+
+			DBG_871X(
+				"asoc check, sta(" MAC_FMT ") is alive\n",
+				MAC_ARG(psta->hwaddr)
+			);
+			psta->expire_to = pstapriv->expire_to;
+			psta->keep_alive_trycnt = 0;
+			continue;
+		} else if (psta->keep_alive_trycnt <= 3) {
+
+
+			DBG_871X(
+				"ack check for asoc expire, keep_alive_trycnt =%d\n",
+				psta->keep_alive_trycnt
+			);
+			psta->expire_to = 1;
+			continue;
+		}
+
+		psta->keep_alive_trycnt = 0;
+		DBG_871X(
+			"asoc expire "MAC_FMT", state = 0x%x\n",
+			MAC_ARG(psta->hwaddr),
+			psta->state
+		);
+		spin_lock_bh(&pstapriv->asoc_list_lock);
+		if (list_empty(&psta->asoc_list) == false) {
+			list_del_init(&psta->asoc_list);
+			pstapriv->asoc_list_cnt--;
+			updated = ap_free_sta(padapter, psta, false, WLAN_REASON_DEAUTH_LEAVING);
+		}
+		spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+	}
+
+	if (backup_oper_channel > 0) /* back to the original operation channel */
+		SelectChannel(padapter, backup_oper_channel);
+}
+
+	associated_clients_update(padapter, updated);
+}
+
+void add_RATid(struct adapter *padapter, struct sta_info *psta, u8 rssi_level)
+{
+	unsigned char sta_band = 0, shortGIrate = false;
+	unsigned int tx_ra_bitmap = 0;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct wlan_bssid_ex
+		*pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
+
+	if (!psta)
+		return;
+
+	if (!(psta->state & _FW_LINKED))
+		return;
+
+	rtw_hal_update_sta_rate_mask(padapter, psta);
+	tx_ra_bitmap = psta->ra_mask;
+
+	shortGIrate = query_ra_short_GI(psta);
+
+	if (pcur_network->Configuration.DSConfig > 14) {
+
+		if (tx_ra_bitmap & 0xffff000)
+			sta_band |= WIRELESS_11_5N;
+
+		if (tx_ra_bitmap & 0xff0)
+			sta_band |= WIRELESS_11A;
+	} else {
+		if (tx_ra_bitmap & 0xffff000)
+			sta_band |= WIRELESS_11_24N;
+
+		if (tx_ra_bitmap & 0xff0)
+			sta_band |= WIRELESS_11G;
+
+		if (tx_ra_bitmap & 0x0f)
+			sta_band |= WIRELESS_11B;
+	}
+
+	psta->wireless_mode = sta_band;
+	psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
+
+	if (psta->aid < NUM_STA) {
+
+		u8 arg[4] = {0};
+
+		arg[0] = psta->mac_id;
+		arg[1] = psta->raid;
+		arg[2] = shortGIrate;
+		arg[3] = psta->init_rate;
+
+		DBG_871X("%s => mac_id:%d , raid:%d , shortGIrate =%d, bitmap = 0x%x\n",
+			__func__, psta->mac_id, psta->raid, shortGIrate, tx_ra_bitmap);
+
+		rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, rssi_level);
+	} else{
+
+
+		DBG_871X("station aid %d exceed the max number\n", psta->aid);
+	}
+
+}
+
+void update_bmc_sta(struct adapter *padapter)
+{
+	unsigned char network_type;
+	int supportRateNum = 0;
+	unsigned int tx_ra_bitmap = 0;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex
+		*pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
+	struct sta_info *psta = rtw_get_bcmc_stainfo(padapter);
+
+	if (psta) {
+
+		psta->aid = 0;/* default set to 0 */
+		/* psta->mac_id = psta->aid+4; */
+		psta->mac_id = psta->aid + 1;/* mac_id = 1 for bc/mc stainfo */
+
+		pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
+
+		psta->qos_option = 0;
+		psta->htpriv.ht_option = false;
+
+		psta->ieee8021x_blocked = 0;
+
+		memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
+
+		/* psta->dot118021XPrivacy = _NO_PRIVACY_;//!!! remove it, because it has been set before this. */
+
+		/* prepare for add_RATid */
+		supportRateNum = rtw_get_rateset_len((u8 *)&pcur_network->SupportedRates);
+		network_type = rtw_check_network_type(
+			(u8 *)&pcur_network->SupportedRates,
+			supportRateNum,
+			pcur_network->Configuration.DSConfig
+		);
+		if (IsSupportedTxCCK(network_type)) {
+			network_type = WIRELESS_11B;
+		} else if (network_type == WIRELESS_INVALID) { /*  error handling */
+
+			if (pcur_network->Configuration.DSConfig > 14)
+				network_type = WIRELESS_11A;
+			else
+				network_type = WIRELESS_11B;
+		}
+		update_sta_basic_rate(psta, network_type);
+		psta->wireless_mode = network_type;
+
+		rtw_hal_update_sta_rate_mask(padapter, psta);
+		tx_ra_bitmap = psta->ra_mask;
+
+		psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
+
+		/* ap mode */
+		rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
+
+		/* if (pHalData->fw_ractrl == true) */
+		{
+			u8 arg[4] = {0};
+
+			arg[0] = psta->mac_id;
+			arg[1] = psta->raid;
+			arg[2] = 0;
+			arg[3] = psta->init_rate;
+
+			DBG_871X("%s => mac_id:%d , raid:%d , bitmap = 0x%x\n",
+				__func__, psta->mac_id, psta->raid, tx_ra_bitmap);
+
+			rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, 0);
+		}
+
+		rtw_sta_media_status_rpt(padapter, psta, 1);
+
+		spin_lock_bh(&psta->lock);
+		psta->state = _FW_LINKED;
+		spin_unlock_bh(&psta->lock);
+
+	} else{
+
+
+		DBG_871X("add_RATid_bmc_sta error!\n");
+	}
+
+}
+
+/* notes: */
+/* AID: 1~MAX for sta and 0 for bc/mc in ap/adhoc mode */
+/* MAC_ID = AID+1 for sta in ap/adhoc mode */
+/* MAC_ID = 1 for bc/mc for sta/ap/adhoc */
+/* MAC_ID = 0 for bssid for sta/ap/adhoc */
+/* CAM_ID = 0~3 for default key, cmd_id =macid + 3, macid =aid+1; */
+
+void update_sta_info_apmode(struct adapter *padapter, struct sta_info *psta)
+{
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
+	struct ht_priv *phtpriv_sta = &psta->htpriv;
+	u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, cur_beamform_cap = 0;
+	/* set intf_tag to if1 */
+	/* psta->intf_tag = 0; */
+
+	DBG_871X("%s\n", __func__);
+
+	/* psta->mac_id = psta->aid+4; */
+	/* psta->mac_id = psta->aid+1;//alloc macid when call rtw_alloc_stainfo(), */
+	/* release macid when call rtw_free_stainfo() */
+
+	/* ap mode */
+	rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
+
+	if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
+		psta->ieee8021x_blocked = true;
+	else
+		psta->ieee8021x_blocked = false;
+
+
+	/* update sta's cap */
+
+	/* ERP */
+	VCS_update(padapter, psta);
+
+	/* HT related cap */
+	if (phtpriv_sta->ht_option) {
+
+		/* check if sta supports rx ampdu */
+		phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
+
+		phtpriv_sta->rx_ampdu_min_spacing = (
+			phtpriv_sta->ht_cap.ampdu_params_info&IEEE80211_HT_CAP_AMPDU_DENSITY
+		)>>2;
+
+		/*  bwmode */
+		if ((
+			phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info
+		) & cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH))
+			psta->bw_mode = CHANNEL_WIDTH_40;
+		else
+			psta->bw_mode = CHANNEL_WIDTH_20;
+
+		if (pmlmeext->cur_bwmode < psta->bw_mode)
+			psta->bw_mode = pmlmeext->cur_bwmode;
+
+		phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
+
+
+		/* check if sta support s Short GI 20M */
+		if ((
+			phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info
+		) & cpu_to_le16(IEEE80211_HT_CAP_SGI_20))
+			phtpriv_sta->sgi_20m = true;
+
+		/* check if sta support s Short GI 40M */
+		if ((
+			phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info
+		) & cpu_to_le16(IEEE80211_HT_CAP_SGI_40)) {
+
+			if (psta->bw_mode == CHANNEL_WIDTH_40) /* according to psta->bw_mode */
+				phtpriv_sta->sgi_40m = true;
+			else
+				phtpriv_sta->sgi_40m = false;
+		}
+
+		psta->qos_option = true;
+
+		/*  B0 Config LDPC Coding Capability */
+		if (TEST_FLAG(phtpriv_ap->ldpc_cap, LDPC_HT_ENABLE_TX) &&
+			GET_HT_CAPABILITY_ELE_LDPC_CAP((u8 *)(&phtpriv_sta->ht_cap))) {
+
+			SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
+			DBG_871X("Enable HT Tx LDPC for STA(%d)\n", psta->aid);
+		}
+
+		/*  B7 B8 B9 Config STBC setting */
+		if (TEST_FLAG(phtpriv_ap->stbc_cap, STBC_HT_ENABLE_TX) &&
+			GET_HT_CAPABILITY_ELE_RX_STBC((u8 *)(&phtpriv_sta->ht_cap))) {
+
+			SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
+			DBG_871X("Enable HT Tx STBC for STA(%d)\n", psta->aid);
+		}
+	} else{
+
+
+		phtpriv_sta->ampdu_enable = false;
+
+		phtpriv_sta->sgi_20m = false;
+		phtpriv_sta->sgi_40m = false;
+		psta->bw_mode = CHANNEL_WIDTH_20;
+		phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+	}
+
+	phtpriv_sta->ldpc_cap = cur_ldpc_cap;
+	phtpriv_sta->stbc_cap = cur_stbc_cap;
+	phtpriv_sta->beamform_cap = cur_beamform_cap;
+
+	/* Rx AMPDU */
+	send_delba(padapter, 0, psta->hwaddr);/*  recipient */
+
+	/* TX AMPDU */
+	send_delba(padapter, 1, psta->hwaddr);/* originator */
+	phtpriv_sta->agg_enable_bitmap = 0x0;/* reset */
+	phtpriv_sta->candidate_tid_bitmap = 0x0;/* reset */
+
+	update_ldpc_stbc_cap(psta);
+
+	/* todo: init other variables */
+
+	memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
+
+
+	/* add ratid */
+	/* add_RATid(padapter, psta);//move to ap_sta_info_defer_update() */
+
+
+	spin_lock_bh(&psta->lock);
+	psta->state |= _FW_LINKED;
+	spin_unlock_bh(&psta->lock);
+
+
+}
+
+static void update_ap_info(struct adapter *padapter, struct sta_info *psta)
+{
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct wlan_bssid_ex
+		*pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
+
+	psta->wireless_mode = pmlmeext->cur_wireless_mode;
+
+	psta->bssratelen = rtw_get_rateset_len(pnetwork->SupportedRates);
+	memcpy(psta->bssrateset, pnetwork->SupportedRates, psta->bssratelen);
+
+	/* HT related cap */
+	if (phtpriv_ap->ht_option) {
+
+		/* check if sta supports rx ampdu */
+		/* phtpriv_ap->ampdu_enable = phtpriv_ap->ampdu_enable; */
+
+		/* check if sta support s Short GI 20M */
+		if ((phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SGI_20))
+			phtpriv_ap->sgi_20m = true;
+
+		/* check if sta support s Short GI 40M */
+		if ((phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SGI_40))
+			phtpriv_ap->sgi_40m = true;
+
+
+		psta->qos_option = true;
+	} else{
+
+
+		phtpriv_ap->ampdu_enable = false;
+
+		phtpriv_ap->sgi_20m = false;
+		phtpriv_ap->sgi_40m = false;
+	}
+
+	psta->bw_mode = pmlmeext->cur_bwmode;
+	phtpriv_ap->ch_offset = pmlmeext->cur_ch_offset;
+
+	phtpriv_ap->agg_enable_bitmap = 0x0;/* reset */
+	phtpriv_ap->candidate_tid_bitmap = 0x0;/* reset */
+
+	memcpy(&psta->htpriv, &pmlmepriv->htpriv, sizeof(struct ht_priv));
+}
+
+static void update_hw_ht_param(struct adapter *padapter)
+{
+	unsigned char max_AMPDU_len;
+	unsigned char min_MPDU_spacing;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	DBG_871X("%s\n", __func__);
+
+
+	/* handle A-MPDU parameter field */
+	/*
+		AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
+		AMPDU_para [4:2]:Min MPDU Start Spacing
+	*/
+	max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
+
+	min_MPDU_spacing = (
+		pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c
+	) >> 2;
+
+	rtw_hal_set_hwreg(
+		padapter,
+		HW_VAR_AMPDU_MIN_SPACE,
+		(u8 *)(&min_MPDU_spacing)
+	);
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
+
+	/*  */
+	/*  Config SM Power Save setting */
+	/*  */
+	pmlmeinfo->SM_PS = (le16_to_cpu(
+		pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info
+	) & 0x0C) >> 2;
+	if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
+		DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
+
+	/*  */
+	/*  Config current HT Protection mode. */
+	/*  */
+	/* pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3; */
+
+}
+
+void start_bss_network(struct adapter *padapter, u8 *pbuf)
+{
+	u8 *p;
+	u8 val8, cur_channel, cur_bwmode, cur_ch_offset;
+	u16 bcn_interval;
+	u32 acparm;
+	int	ie_len;
+	struct registry_priv  *pregpriv = &padapter->registrypriv;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct security_priv *psecuritypriv = &(padapter->securitypriv);
+	struct wlan_bssid_ex
+		*pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
+	struct HT_info_element *pht_info = NULL;
+	u8 cbw40_enable = 0;
+
+	/* DBG_871X("%s\n", __func__); */
+
+	bcn_interval = (u16)pnetwork->Configuration.BeaconPeriod;
+	cur_channel = pnetwork->Configuration.DSConfig;
+	cur_bwmode = CHANNEL_WIDTH_20;
+	cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+
+
+	/* check if there is wps ie, */
+	/* if there is wpsie in beacon, the hostapd will update beacon twice when stating hostapd, */
+	/* and at first time the security ie (RSN/WPA IE) will not include in beacon. */
+	if (NULL == rtw_get_wps_ie(
+		pnetwork->IEs+_FIXED_IE_LENGTH_,
+		pnetwork->IELength-_FIXED_IE_LENGTH_,
+		NULL,
+		NULL
+	))
+		pmlmeext->bstart_bss = true;
+
+
+	/* todo: update wmm, ht cap */
+	/* pmlmeinfo->WMM_enable; */
+	/* pmlmeinfo->HT_enable; */
+	if (pmlmepriv->qospriv.qos_option)
+		pmlmeinfo->WMM_enable = true;
+	if (pmlmepriv->htpriv.ht_option) {
+
+		pmlmeinfo->WMM_enable = true;
+		pmlmeinfo->HT_enable = true;
+		/* pmlmeinfo->HT_info_enable = true; */
+		/* pmlmeinfo->HT_caps_enable = true; */
+
+		update_hw_ht_param(padapter);
+	}
+
+	if (pmlmepriv->cur_network.join_res != true) { /* setting only at  first time */
+
+		/* WEP Key will be set before this function, do not clear CAM. */
+		if (
+			(psecuritypriv->dot11PrivacyAlgrthm != _WEP40_) &&
+			(psecuritypriv->dot11PrivacyAlgrthm != _WEP104_)
+		)
+			flush_all_cam_entry(padapter);	/* clear CAM */
+	}
+
+	/* set MSR to AP_Mode */
+	Set_MSR(padapter, _HW_STATE_AP_);
+
+	/* Set BSSID REG */
+	rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pnetwork->MacAddress);
+
+	/* Set EDCA param reg */
+	acparm = 0x002F3217; /*  VO */
+	rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acparm));
+	acparm = 0x005E4317; /*  VI */
+	rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acparm));
+	/* acparm = 0x00105320; // BE */
+	acparm = 0x005ea42b;
+	rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acparm));
+	acparm = 0x0000A444; /*  BK */
+	rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acparm));
+
+	/* Set Security */
+	val8 = (
+		psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X
+	) ? 0xcc : 0xcf;
+	rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
+
+	/* Beacon Control related register */
+	rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&bcn_interval));
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_DO_IQK, NULL);
+
+	if (pmlmepriv->cur_network.join_res != true) { /* setting only at  first time */
+
+		/* u32 initialgain; */
+
+		/* initialgain = 0x1e; */
+
+
+		/* disable dynamic functions, such as high power, DIG */
+		/* Save_DM_Func_Flag(padapter); */
+		/* Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, false); */
+
+		/* turn on all dynamic functions */
+		Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
+
+		/* rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain)); */
+
+	}
+
+	/* set channel, bwmode */
+	p = rtw_get_ie(
+		(pnetwork->IEs + sizeof(struct ndis_802_11_fix_ie)),
+		_HT_ADD_INFO_IE_,
+		&ie_len,
+		(pnetwork->IELength - sizeof(struct ndis_802_11_fix_ie))
+	);
+	if (p && ie_len) {
+
+		pht_info = (struct HT_info_element *)(p+2);
+
+		if (cur_channel > 14) {
+			if ((pregpriv->bw_mode & 0xf0) > 0)
+				cbw40_enable = 1;
+		} else {
+			if ((pregpriv->bw_mode & 0x0f) > 0)
+				cbw40_enable = 1;
+		}
+
+		if ((cbw40_enable) &&	 (pht_info->infos[0] & BIT(2))) {
+
+			/* switch to the 40M Hz mode */
+			/* pmlmeext->cur_bwmode = CHANNEL_WIDTH_40; */
+			cur_bwmode = CHANNEL_WIDTH_40;
+			switch (pht_info->infos[0] & 0x3) {
+
+			case 1:
+				/* pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; */
+				cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
+				break;
+
+			case 3:
+				/* pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; */
+				cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
+				break;
+
+			default:
+				/* pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; */
+				cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+				break;
+			}
+
+		}
+
+	}
+
+	set_channel_bwmode(padapter, cur_channel, cur_ch_offset, cur_bwmode);
+	DBG_871X(
+		"CH =%d, BW =%d, offset =%d\n",
+		cur_channel,
+		cur_bwmode,
+		cur_ch_offset
+	);
+	pmlmeext->cur_channel = cur_channel;
+	pmlmeext->cur_bwmode = cur_bwmode;
+	pmlmeext->cur_ch_offset = cur_ch_offset;
+	pmlmeext->cur_wireless_mode = pmlmepriv->cur_network.network_type;
+
+	/* let pnetwork_mlmeext == pnetwork_mlme. */
+	memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
+
+	/* update cur_wireless_mode */
+	update_wireless_mode(padapter);
+
+	/* update RRSR after set channel and bandwidth */
+	UpdateBrateTbl(padapter, pnetwork->SupportedRates);
+	rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, pnetwork->SupportedRates);
+
+	/* udpate capability after cur_wireless_mode updated */
+	update_capinfo(
+		padapter,
+		rtw_get_capability((struct wlan_bssid_ex *)pnetwork)
+	);
+
+
+	if (true == pmlmeext->bstart_bss) {
+
+		update_beacon(padapter, _TIM_IE_, NULL, true);
+
+#ifndef CONFIG_INTERRUPT_BASED_TXBCN /* other case will  tx beacon when bcn interrupt coming in. */
+		/* issue beacon frame */
+		if (send_beacon(padapter) == _FAIL)
+			DBG_871X("issue_beacon, fail!\n");
+
+#endif /* CONFIG_INTERRUPT_BASED_TXBCN */
+
+	}
+
+
+	/* update bc/mc sta_info */
+	update_bmc_sta(padapter);
+
+	/* pmlmeext->bstart_bss = true; */
+
+}
+
+int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf,  int len)
+{
+	int ret = _SUCCESS;
+	u8 *p;
+	u8 *pHT_caps_ie = NULL;
+	u8 *pHT_info_ie = NULL;
+	struct sta_info *psta = NULL;
+	u16 cap, ht_cap = false;
+	uint ie_len = 0;
+	int group_cipher, pairwise_cipher;
+	u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
+	int supportRateNum = 0;
+	u8 OUI1[] = {0x00, 0x50, 0xf2, 0x01};
+	u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
+	struct registry_priv *pregistrypriv = &padapter->registrypriv;
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct wlan_bssid_ex
+		*pbss_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
+	u8 *ie = pbss_network->IEs;
+
+	/* SSID */
+	/* Supported rates */
+	/* DS Params */
+	/* WLAN_EID_COUNTRY */
+	/* ERP Information element */
+	/* Extended supported rates */
+	/* WPA/WPA2 */
+	/* Wi-Fi Wireless Multimedia Extensions */
+	/* ht_capab, ht_oper */
+	/* WPS IE */
+
+	DBG_871X("%s, len =%d\n", __func__, len);
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
+		return _FAIL;
+
+
+	if (len > MAX_IE_SZ)
+		return _FAIL;
+
+	pbss_network->IELength = len;
+
+	memset(ie, 0, MAX_IE_SZ);
+
+	memcpy(ie, pbuf, pbss_network->IELength);
+
+
+	if (pbss_network->InfrastructureMode != Ndis802_11APMode)
+		return _FAIL;
+
+	pbss_network->Rssi = 0;
+
+	memcpy(pbss_network->MacAddress, myid(&(padapter->eeprompriv)), ETH_ALEN);
+
+	/* beacon interval */
+	p = rtw_get_beacon_interval_from_ie(ie);/* ie + 8;	8: TimeStamp, 2: Beacon Interval 2:Capability */
+	/* pbss_network->Configuration.BeaconPeriod = le16_to_cpu(*(unsigned short*)p); */
+	pbss_network->Configuration.BeaconPeriod = RTW_GET_LE16(p);
+
+	/* capability */
+	/* cap = *(unsigned short *)rtw_get_capability_from_ie(ie); */
+	/* cap = le16_to_cpu(cap); */
+	cap = RTW_GET_LE16(ie);
+
+	/* SSID */
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_SSID_IE_,
+		&ie_len,
+		(pbss_network->IELength - _BEACON_IE_OFFSET_)
+	);
+	if (p && ie_len > 0) {
+
+		memset(&pbss_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
+		memcpy(pbss_network->Ssid.Ssid, (p + 2), ie_len);
+		pbss_network->Ssid.SsidLength = ie_len;
+	}
+
+	/* chnnel */
+	channel = 0;
+	pbss_network->Configuration.Length = 0;
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_DSSET_IE_, &ie_len,
+		(pbss_network->IELength - _BEACON_IE_OFFSET_)
+	);
+	if (p && ie_len > 0)
+		channel = *(p + 2);
+
+	pbss_network->Configuration.DSConfig = channel;
+
+
+	memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
+	/*  get supported rates */
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_SUPPORTEDRATES_IE_,
+		&ie_len,
+		(pbss_network->IELength - _BEACON_IE_OFFSET_)
+	);
+	if (p !=  NULL) {
+
+		memcpy(supportRate, p+2, ie_len);
+		supportRateNum = ie_len;
+	}
+
+	/* get ext_supported rates */
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_EXT_SUPPORTEDRATES_IE_,
+		&ie_len,
+		pbss_network->IELength - _BEACON_IE_OFFSET_
+	);
+	if (p !=  NULL) {
+
+		memcpy(supportRate+supportRateNum, p+2, ie_len);
+		supportRateNum += ie_len;
+
+	}
+
+	network_type = rtw_check_network_type(supportRate, supportRateNum, channel);
+
+	rtw_set_supported_rate(pbss_network->SupportedRates, network_type);
+
+
+	/* parsing ERP_IE */
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_ERPINFO_IE_,
+		&ie_len,
+		(pbss_network->IELength - _BEACON_IE_OFFSET_)
+	);
+	if (p && ie_len > 0)
+		ERP_IE_handler(padapter, (struct ndis_80211_var_ie *)p);
+
+	/* update privacy/security */
+	if (cap & BIT(4))
+		pbss_network->Privacy = 1;
+	else
+		pbss_network->Privacy = 0;
+
+	psecuritypriv->wpa_psk = 0;
+
+	/* wpa2 */
+	group_cipher = 0; pairwise_cipher = 0;
+	psecuritypriv->wpa2_group_cipher = _NO_PRIVACY_;
+	psecuritypriv->wpa2_pairwise_cipher = _NO_PRIVACY_;
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_RSN_IE_2_,
+		&ie_len,
+		(pbss_network->IELength - _BEACON_IE_OFFSET_)
+	);
+	if (p && ie_len > 0) {
+
+		if (rtw_parse_wpa2_ie(
+			p,
+			ie_len+2,
+			&group_cipher,
+			&pairwise_cipher,
+			NULL
+		) == _SUCCESS) {
+
+			psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
+
+			psecuritypriv->dot8021xalg = 1;/* psk,  todo:802.1x */
+			psecuritypriv->wpa_psk |= BIT(1);
+
+			psecuritypriv->wpa2_group_cipher = group_cipher;
+			psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
+		}
+
+	}
+
+	/* wpa */
+	ie_len = 0;
+	group_cipher = 0; pairwise_cipher = 0;
+	psecuritypriv->wpa_group_cipher = _NO_PRIVACY_;
+	psecuritypriv->wpa_pairwise_cipher = _NO_PRIVACY_;
+	for (p = ie + _BEACON_IE_OFFSET_; ; p += (ie_len + 2)) {
+
+		p = rtw_get_ie(
+			p,
+			_SSN_IE_1_,
+			&ie_len,
+			(pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2))
+		);
+		if ((p) && (!memcmp(p+2, OUI1, 4))) {
+
+			if (rtw_parse_wpa_ie(
+				p,
+				ie_len+2,
+				&group_cipher,
+				&pairwise_cipher,
+				NULL
+			) == _SUCCESS) {
+
+				psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
+
+				psecuritypriv->dot8021xalg = 1;/* psk,  todo:802.1x */
+
+				psecuritypriv->wpa_psk |= BIT(0);
+
+				psecuritypriv->wpa_group_cipher = group_cipher;
+				psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
+			}
+
+			break;
+
+		}
+
+		if ((p == NULL) || (ie_len == 0))
+				break;
+
+
+	}
+
+	/* wmm */
+	ie_len = 0;
+	pmlmepriv->qospriv.qos_option = 0;
+	if (pregistrypriv->wmm_enable) {
+
+		for (p = ie + _BEACON_IE_OFFSET_; ; p += (ie_len + 2)) {
+
+			p = rtw_get_ie(
+				p,
+				_VENDOR_SPECIFIC_IE_,
+				&ie_len,
+				(pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2))
+			);
+			if ((p) && !memcmp(p+2, WMM_PARA_IE, 6)) {
+
+				pmlmepriv->qospriv.qos_option = 1;
+
+				*(p+8) |= BIT(7);/* QoS Info, support U-APSD */
+
+				/* disable all ACM bits since the WMM admission control is not supported */
+				*(p + 10) &= ~BIT(4); /* BE */
+				*(p + 14) &= ~BIT(4); /* BK */
+				*(p + 18) &= ~BIT(4); /* VI */
+				*(p + 22) &= ~BIT(4); /* VO */
+
+				break;
+			}
+
+			if ((p == NULL) || (ie_len == 0))
+				break;
+
+		}
+	}
+
+	/* parsing HT_CAP_IE */
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_HT_CAPABILITY_IE_,
+		&ie_len,
+		(pbss_network->IELength - _BEACON_IE_OFFSET_)
+	);
+	if (p && ie_len > 0) {
+
+		u8 rf_type = 0;
+		u8 max_rx_ampdu_factor = 0;
+		struct rtw_ieee80211_ht_cap *pht_cap = (struct rtw_ieee80211_ht_cap *)(p+2);
+
+		pHT_caps_ie = p;
+
+		ht_cap = true;
+		network_type |= WIRELESS_11_24N;
+
+		rtw_ht_use_default_setting(padapter);
+
+		if (pmlmepriv->htpriv.sgi_20m == false)
+			pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_SGI_20));
+
+		if (pmlmepriv->htpriv.sgi_40m == false)
+			pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_SGI_40));
+
+		if (!TEST_FLAG(pmlmepriv->htpriv.ldpc_cap, LDPC_HT_ENABLE_RX))
+			pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_LDPC_CODING));
+
+
+		if (!TEST_FLAG(pmlmepriv->htpriv.stbc_cap, STBC_HT_ENABLE_TX))
+			pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_TX_STBC));
+
+
+		if (!TEST_FLAG(pmlmepriv->htpriv.stbc_cap, STBC_HT_ENABLE_RX))
+			pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_RX_STBC_3R));
+
+
+		pht_cap->ampdu_params_info &= ~(
+			IEEE80211_HT_CAP_AMPDU_FACTOR|IEEE80211_HT_CAP_AMPDU_DENSITY
+		);
+
+		if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
+			(psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP)) {
+
+			pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
+		} else{
+
+
+			pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
+		}
+
+		rtw_hal_get_def_var(
+			padapter,
+			HW_VAR_MAX_RX_AMPDU_FACTOR,
+			&max_rx_ampdu_factor
+		);
+		pht_cap->ampdu_params_info |= (
+			IEEE80211_HT_CAP_AMPDU_FACTOR & max_rx_ampdu_factor
+		); /* set  Max Rx AMPDU size  to 64K */
+
+		rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
+		if (rf_type == RF_1T1R) {
+
+			pht_cap->supp_mcs_set[0] = 0xff;
+			pht_cap->supp_mcs_set[1] = 0x0;
+		}
+
+		memcpy(&pmlmepriv->htpriv.ht_cap, p+2, ie_len);
+
+	}
+
+	/* parsing HT_INFO_IE */
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_HT_ADD_INFO_IE_,
+		&ie_len,
+		(pbss_network->IELength - _BEACON_IE_OFFSET_)
+	);
+	if (p && ie_len > 0)
+		pHT_info_ie = p;
+
+
+	switch (network_type) {
+
+	case WIRELESS_11B:
+		pbss_network->NetworkTypeInUse = Ndis802_11DS;
+		break;
+	case WIRELESS_11G:
+	case WIRELESS_11BG:
+	case WIRELESS_11G_24N:
+	case WIRELESS_11BG_24N:
+		pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
+		break;
+	case WIRELESS_11A:
+		pbss_network->NetworkTypeInUse = Ndis802_11OFDM5;
+		break;
+	default:
+		pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
+		break;
+	}
+
+	pmlmepriv->cur_network.network_type = network_type;
+
+	pmlmepriv->htpriv.ht_option = false;
+
+	if ((psecuritypriv->wpa2_pairwise_cipher&WPA_CIPHER_TKIP) ||
+		      (psecuritypriv->wpa_pairwise_cipher&WPA_CIPHER_TKIP)) {
+
+		/* todo: */
+		/* ht_cap = false; */
+	}
+
+	/* ht_cap */
+	if (pregistrypriv->ht_enable && ht_cap == true) {
+
+		pmlmepriv->htpriv.ht_option = true;
+		pmlmepriv->qospriv.qos_option = 1;
+
+		if (pregistrypriv->ampdu_enable == 1)
+			pmlmepriv->htpriv.ampdu_enable = true;
+
+
+		HT_caps_handler(padapter, (struct ndis_80211_var_ie *)pHT_caps_ie);
+
+		HT_info_handler(padapter, (struct ndis_80211_var_ie *)pHT_info_ie);
+	}
+
+	pbss_network->Length = get_wlan_bssid_ex_sz(
+		(struct wlan_bssid_ex  *)pbss_network
+	);
+
+	/* issue beacon to start bss network */
+	/* start_bss_network(padapter, (u8 *)pbss_network); */
+	rtw_startbss_cmd(padapter, RTW_CMDF_WAIT_ACK);
+
+
+	/* alloc sta_info for ap itself */
+	psta = rtw_get_stainfo(&padapter->stapriv, pbss_network->MacAddress);
+	if (!psta) {
+
+		psta = rtw_alloc_stainfo(&padapter->stapriv, pbss_network->MacAddress);
+		if (psta == NULL)
+			return _FAIL;
+
+	}
+
+	/*  update AP's sta info */
+	update_ap_info(padapter, psta);
+
+	psta->state |= WIFI_AP_STATE;		/* Aries, add, fix bug of flush_cam_entry at STOP AP mode , 0724 */
+	rtw_indicate_connect(padapter);
+
+	pmlmepriv->cur_network.join_res = true;/* for check if already set beacon */
+
+	/* update bc/mc sta_info */
+	/* update_bmc_sta(padapter); */
+
+	return ret;
+
+}
+
+void rtw_set_macaddr_acl(struct adapter *padapter, int mode)
+{
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
+
+	DBG_871X("%s, mode =%d\n", __func__, mode);
+
+	pacl_list->mode = mode;
+}
+
+int rtw_acl_add_sta(struct adapter *padapter, u8 *addr)
+{
+	struct list_head	*plist, *phead;
+	u8 added = false;
+	int i, ret = 0;
+	struct rtw_wlan_acl_node *paclnode;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
+	struct __queue	*pacl_node_q = &pacl_list->acl_node_q;
+
+	DBG_871X(
+		"%s(acl_num =%d) =" MAC_FMT "\n",
+		__func__,
+		pacl_list->num,
+		MAC_ARG(addr)
+	);
+
+	if ((NUM_ACL-1) < pacl_list->num)
+		return (-1);
+
+
+	spin_lock_bh(&(pacl_node_q->lock));
+
+	phead = get_list_head(pacl_node_q);
+	plist = get_next(phead);
+
+	while (phead != plist) {
+
+		paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
+		plist = get_next(plist);
+
+		if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
+
+			if (paclnode->valid == true) {
+
+				added = true;
+				DBG_871X("%s, sta has been added\n", __func__);
+				break;
+			}
+		}
+	}
+
+	spin_unlock_bh(&(pacl_node_q->lock));
+
+
+	if (added == true)
+		return ret;
+
+
+	spin_lock_bh(&(pacl_node_q->lock));
+
+	for (i = 0; i < NUM_ACL; i++) {
+
+		paclnode = &pacl_list->aclnode[i];
+
+		if (paclnode->valid == false) {
+
+			INIT_LIST_HEAD(&paclnode->list);
+
+			memcpy(paclnode->addr, addr, ETH_ALEN);
+
+			paclnode->valid = true;
+
+			list_add_tail(&paclnode->list, get_list_head(pacl_node_q));
+
+			pacl_list->num++;
+
+			break;
+		}
+	}
+
+	DBG_871X("%s, acl_num =%d\n", __func__, pacl_list->num);
+
+	spin_unlock_bh(&(pacl_node_q->lock));
+
+	return ret;
+}
+
+int rtw_acl_remove_sta(struct adapter *padapter, u8 *addr)
+{
+	struct list_head	*plist, *phead;
+	int ret = 0;
+	struct rtw_wlan_acl_node *paclnode;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
+	struct __queue	*pacl_node_q = &pacl_list->acl_node_q;
+	u8 baddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };	/* Baddr is used for clearing acl_list */
+
+	DBG_871X(
+		"%s(acl_num =%d) =" MAC_FMT "\n",
+		__func__,
+		pacl_list->num,
+		MAC_ARG(addr)
+	);
+
+	spin_lock_bh(&(pacl_node_q->lock));
+
+	phead = get_list_head(pacl_node_q);
+	plist = get_next(phead);
+
+	while (phead != plist) {
+
+		paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
+		plist = get_next(plist);
+
+		if (
+			!memcmp(paclnode->addr, addr, ETH_ALEN) ||
+			!memcmp(baddr, addr, ETH_ALEN)
+		) {
+
+			if (paclnode->valid == true) {
+
+				paclnode->valid = false;
+
+				list_del_init(&paclnode->list);
+
+				pacl_list->num--;
+			}
+		}
+	}
+
+	spin_unlock_bh(&(pacl_node_q->lock));
+
+	DBG_871X("%s, acl_num =%d\n", __func__, pacl_list->num);
+
+	return ret;
+
+}
+
+u8 rtw_ap_set_pairwise_key(struct adapter *padapter, struct sta_info *psta)
+{
+	struct cmd_obj *ph2c;
+	struct set_stakey_parm	*psetstakey_para;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	psetstakey_para = (struct set_stakey_parm *)rtw_zmalloc(
+		sizeof(struct set_stakey_parm)
+	);
+	if (psetstakey_para == NULL) {
+		kfree((u8 *) ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, psetstakey_para, _SetStaKey_CMD_);
+
+
+	psetstakey_para->algorithm = (u8)psta->dot118021XPrivacy;
+
+	memcpy(psetstakey_para->addr, psta->hwaddr, ETH_ALEN);
+
+	memcpy(psetstakey_para->key, &psta->dot118021x_UncstKey, 16);
+
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+
+	return res;
+
+}
+
+static int rtw_ap_set_key(
+	struct adapter *padapter,
+	u8 *key,
+	u8 alg,
+	int keyid,
+	u8 set_tx
+)
+{
+	u8 keylen;
+	struct cmd_obj *pcmd;
+	struct setkey_parm *psetkeyparm;
+	struct cmd_priv *pcmdpriv = &(padapter->cmdpriv);
+	int res = _SUCCESS;
+
+	/* DBG_871X("%s\n", __func__); */
+
+	pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+	psetkeyparm = (struct setkey_parm *)rtw_zmalloc(sizeof(struct setkey_parm));
+	if (psetkeyparm == NULL) {
+		kfree((unsigned char *)pcmd);
+		res = _FAIL;
+		goto exit;
+	}
+
+	memset(psetkeyparm, 0, sizeof(struct setkey_parm));
+
+	psetkeyparm->keyid = (u8)keyid;
+	if (is_wep_enc(alg))
+		padapter->securitypriv.key_mask |= BIT(psetkeyparm->keyid);
+
+	psetkeyparm->algorithm = alg;
+
+	psetkeyparm->set_tx = set_tx;
+
+	switch (alg) {
+
+	case _WEP40_:
+		keylen = 5;
+		break;
+	case _WEP104_:
+		keylen = 13;
+		break;
+	case _TKIP_:
+	case _TKIP_WTMIC_:
+	case _AES_:
+	default:
+		keylen = 16;
+	}
+
+	memcpy(&(psetkeyparm->key[0]), key, keylen);
+
+	pcmd->cmdcode = _SetKey_CMD_;
+	pcmd->parmbuf = (u8 *)psetkeyparm;
+	pcmd->cmdsz =  (sizeof(struct setkey_parm));
+	pcmd->rsp = NULL;
+	pcmd->rspsz = 0;
+
+
+	INIT_LIST_HEAD(&pcmd->list);
+
+	res = rtw_enqueue_cmd(pcmdpriv, pcmd);
+
+exit:
+
+	return res;
+}
+
+int rtw_ap_set_group_key(struct adapter *padapter, u8 *key, u8 alg, int keyid)
+{
+	DBG_871X("%s\n", __func__);
+
+	return rtw_ap_set_key(padapter, key, alg, keyid, 1);
+}
+
+int rtw_ap_set_wep_key(
+	struct adapter *padapter,
+	u8 *key,
+	u8 keylen,
+	int keyid,
+	u8 set_tx
+)
+{
+	u8 alg;
+
+	switch (keylen) {
+
+	case 5:
+		alg = _WEP40_;
+		break;
+	case 13:
+		alg = _WEP104_;
+		break;
+	default:
+		alg = _NO_PRIVACY_;
+	}
+
+	DBG_871X("%s\n", __func__);
+
+	return rtw_ap_set_key(padapter, key, alg, keyid, set_tx);
+}
+
+static void update_bcn_fixed_ie(struct adapter *padapter)
+{
+	DBG_871X("%s\n", __func__);
+
+}
+
+static void update_bcn_erpinfo_ie(struct adapter *padapter)
+{
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
+	unsigned char *p, *ie = pnetwork->IEs;
+	u32 len = 0;
+
+	DBG_871X("%s, ERP_enable =%d\n", __func__, pmlmeinfo->ERP_enable);
+
+	if (!pmlmeinfo->ERP_enable)
+		return;
+
+	/* parsing ERP_IE */
+	p = rtw_get_ie(
+		ie + _BEACON_IE_OFFSET_,
+		_ERPINFO_IE_,
+		&len,
+		(pnetwork->IELength - _BEACON_IE_OFFSET_)
+	);
+	if (p && len > 0) {
+
+		struct ndis_80211_var_ie *pIE = (struct ndis_80211_var_ie *)p;
+
+		if (pmlmepriv->num_sta_non_erp == 1)
+			pIE->data[0] |= RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION;
+		else
+			pIE->data[0] &= ~(
+				RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION
+			);
+
+		if (pmlmepriv->num_sta_no_short_preamble > 0)
+			pIE->data[0] |= RTW_ERP_INFO_BARKER_PREAMBLE_MODE;
+		else
+			pIE->data[0] &= ~(RTW_ERP_INFO_BARKER_PREAMBLE_MODE);
+
+		ERP_IE_handler(padapter, pIE);
+	}
+
+}
+
+static void update_bcn_htcap_ie(struct adapter *padapter)
+{
+	DBG_871X("%s\n", __func__);
+
+}
+
+static void update_bcn_htinfo_ie(struct adapter *padapter)
+{
+	DBG_871X("%s\n", __func__);
+
+}
+
+static void update_bcn_rsn_ie(struct adapter *padapter)
+{
+	DBG_871X("%s\n", __func__);
+
+}
+
+static void update_bcn_wpa_ie(struct adapter *padapter)
+{
+	DBG_871X("%s\n", __func__);
+
+}
+
+static void update_bcn_wmm_ie(struct adapter *padapter)
+{
+	DBG_871X("%s\n", __func__);
+
+}
+
+static void update_bcn_wps_ie(struct adapter *padapter)
+{
+	u8 *pwps_ie = NULL;
+	u8 *pwps_ie_src;
+	u8 *premainder_ie;
+	u8 *pbackup_remainder_ie = NULL;
+
+	uint wps_ielen = 0, wps_offset, remainder_ielen;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
+	unsigned char *ie = pnetwork->IEs;
+	u32 ielen = pnetwork->IELength;
+
+
+	DBG_871X("%s\n", __func__);
+
+	pwps_ie = rtw_get_wps_ie(
+		ie+_FIXED_IE_LENGTH_,
+		ielen-_FIXED_IE_LENGTH_,
+		NULL,
+		&wps_ielen
+	);
+
+	if (pwps_ie == NULL || wps_ielen == 0)
+		return;
+
+	pwps_ie_src = pmlmepriv->wps_beacon_ie;
+	if (pwps_ie_src == NULL)
+		return;
+
+	wps_offset = (uint)(pwps_ie-ie);
+
+	premainder_ie = pwps_ie + wps_ielen;
+
+	remainder_ielen = ielen - wps_offset - wps_ielen;
+
+	if (remainder_ielen > 0) {
+
+		pbackup_remainder_ie = rtw_malloc(remainder_ielen);
+		if (pbackup_remainder_ie)
+			memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
+	}
+
+	wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
+	if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
+
+		memcpy(pwps_ie, pwps_ie_src, wps_ielen+2);
+		pwps_ie += (wps_ielen+2);
+
+		if (pbackup_remainder_ie)
+			memcpy(pwps_ie, pbackup_remainder_ie, remainder_ielen);
+
+		/* update IELength */
+		pnetwork->IELength = wps_offset + (wps_ielen+2) + remainder_ielen;
+	}
+
+	if (pbackup_remainder_ie)
+		kfree(pbackup_remainder_ie);
+
+	/*  deal with the case without set_tx_beacon_cmd() in update_beacon() */
+#if defined(CONFIG_INTERRUPT_BASED_TXBCN)
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
+
+		u8 sr = 0;
+
+		rtw_get_wps_attr_content(
+			pwps_ie_src,
+			wps_ielen,
+			WPS_ATTR_SELECTED_REGISTRAR,
+			(u8 *)(&sr),
+			NULL
+		);
+
+		if (sr) {
+			set_fwstate(pmlmepriv, WIFI_UNDER_WPS);
+			DBG_871X("%s, set WIFI_UNDER_WPS\n", __func__);
+		}
+	}
+#endif
+}
+
+static void update_bcn_p2p_ie(struct adapter *padapter)
+{
+
+}
+
+static void update_bcn_vendor_spec_ie(struct adapter *padapter, u8 *oui)
+{
+	DBG_871X("%s\n", __func__);
+
+	if (!memcmp(RTW_WPA_OUI, oui, 4))
+		update_bcn_wpa_ie(padapter);
+
+	else if (!memcmp(WMM_OUI, oui, 4))
+		update_bcn_wmm_ie(padapter);
+
+	else if (!memcmp(WPS_OUI, oui, 4))
+		update_bcn_wps_ie(padapter);
+
+	else if (!memcmp(P2P_OUI, oui, 4))
+		update_bcn_p2p_ie(padapter);
+
+	else
+		DBG_871X("unknown OUI type!\n");
+
+
+
+}
+
+void update_beacon(struct adapter *padapter, u8 ie_id, u8 *oui, u8 tx)
+{
+	struct mlme_priv *pmlmepriv;
+	struct mlme_ext_priv *pmlmeext;
+	/* struct mlme_ext_info *pmlmeinfo; */
+
+	/* DBG_871X("%s\n", __func__); */
+
+	if (!padapter)
+		return;
+
+	pmlmepriv = &(padapter->mlmepriv);
+	pmlmeext = &(padapter->mlmeextpriv);
+	/* pmlmeinfo = &(pmlmeext->mlmext_info); */
+
+	if (false == pmlmeext->bstart_bss)
+		return;
+
+	spin_lock_bh(&pmlmepriv->bcn_update_lock);
+
+	switch (ie_id) {
+
+	case 0xFF:
+
+		update_bcn_fixed_ie(padapter);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
+
+		break;
+
+	case _TIM_IE_:
+
+		update_BCNTIM(padapter);
+
+		break;
+
+	case _ERPINFO_IE_:
+
+		update_bcn_erpinfo_ie(padapter);
+
+		break;
+
+	case _HT_CAPABILITY_IE_:
+
+		update_bcn_htcap_ie(padapter);
+
+		break;
+
+	case _RSN_IE_2_:
+
+		update_bcn_rsn_ie(padapter);
+
+		break;
+
+	case _HT_ADD_INFO_IE_:
+
+		update_bcn_htinfo_ie(padapter);
+
+		break;
+
+	case _VENDOR_SPECIFIC_IE_:
+
+		update_bcn_vendor_spec_ie(padapter, oui);
+
+		break;
+
+	default:
+		break;
+	}
+
+	pmlmepriv->update_bcn = true;
+
+	spin_unlock_bh(&pmlmepriv->bcn_update_lock);
+
+#ifndef CONFIG_INTERRUPT_BASED_TXBCN
+	if (tx) {
+
+		/* send_beacon(padapter);//send_beacon must execute on TSR level */
+		set_tx_beacon_cmd(padapter);
+	}
+#endif /* CONFIG_INTERRUPT_BASED_TXBCN */
+
+}
+
+/*
+op_mode
+Set to 0 (HT pure) under the followign conditions
+	- all STAs in the BSS are 20/40 MHz HT in 20/40 MHz BSS or
+	- all STAs in the BSS are 20 MHz HT in 20 MHz BSS
+Set to 1 (HT non-member protection) if there may be non-HT STAs
+	in both the primary and the secondary channel
+Set to 2 if only HT STAs are associated in BSS,
+	however and at least one 20 MHz HT STA is associated
+Set to 3 (HT mixed mode) when one or more non-HT STAs are associated
+	(currently non-GF HT station is considered as non-HT STA also)
+*/
+static int rtw_ht_operation_update(struct adapter *padapter)
+{
+	u16 cur_op_mode, new_op_mode;
+	int op_mode_changes = 0;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
+
+	if (pmlmepriv->htpriv.ht_option == true)
+		return 0;
+
+	/* if (!iface->conf->ieee80211n || iface->conf->ht_op_mode_fixed) */
+	/*  return 0; */
+
+	DBG_871X("%s current operation mode = 0x%X\n",
+		   __func__, pmlmepriv->ht_op_mode);
+
+	if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT)
+	    && pmlmepriv->num_sta_ht_no_gf) {
+		pmlmepriv->ht_op_mode |=
+			HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
+		op_mode_changes++;
+	} else if ((pmlmepriv->ht_op_mode &
+		    HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
+		   pmlmepriv->num_sta_ht_no_gf == 0) {
+		pmlmepriv->ht_op_mode &=
+			~HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
+		op_mode_changes++;
+	}
+
+	if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
+	    (pmlmepriv->num_sta_no_ht || pmlmepriv->olbc_ht)) {
+		pmlmepriv->ht_op_mode |= HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
+		op_mode_changes++;
+	} else if ((pmlmepriv->ht_op_mode &
+		    HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
+		   (pmlmepriv->num_sta_no_ht == 0 && !pmlmepriv->olbc_ht)) {
+		pmlmepriv->ht_op_mode &=
+			~HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
+		op_mode_changes++;
+	}
+
+	/* Note: currently we switch to the MIXED op mode if HT non-greenfield
+	 * station is associated. Probably it's a theoretical case, since
+	 * it looks like all known HT STAs support greenfield.
+	 */
+	new_op_mode = 0;
+	if (pmlmepriv->num_sta_no_ht ||
+	    (pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT))
+		new_op_mode = OP_MODE_MIXED;
+	else if (
+		(le16_to_cpu(phtpriv_ap->ht_cap.cap_info) & IEEE80211_HT_CAP_SUP_WIDTH)
+		&& pmlmepriv->num_sta_ht_20mhz)
+		new_op_mode = OP_MODE_20MHZ_HT_STA_ASSOCED;
+	else if (pmlmepriv->olbc_ht)
+		new_op_mode = OP_MODE_MAY_BE_LEGACY_STAS;
+	else
+		new_op_mode = OP_MODE_PURE;
+
+	cur_op_mode = pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_OP_MODE_MASK;
+	if (cur_op_mode != new_op_mode) {
+		pmlmepriv->ht_op_mode &= ~HT_INFO_OPERATION_MODE_OP_MODE_MASK;
+		pmlmepriv->ht_op_mode |= new_op_mode;
+		op_mode_changes++;
+	}
+
+	DBG_871X("%s new operation mode = 0x%X changes =%d\n",
+		   __func__, pmlmepriv->ht_op_mode, op_mode_changes);
+
+	return op_mode_changes;
+
+}
+
+void associated_clients_update(struct adapter *padapter, u8 updated)
+{
+	/* update associcated stations cap. */
+	if (updated == true) {
+
+		struct list_head	*phead, *plist;
+		struct sta_info *psta = NULL;
+		struct sta_priv *pstapriv = &padapter->stapriv;
+
+		spin_lock_bh(&pstapriv->asoc_list_lock);
+
+		phead = &pstapriv->asoc_list;
+		plist = get_next(phead);
+
+		/* check asoc_queue */
+		while (phead != plist) {
+
+			psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
+
+			plist = get_next(plist);
+
+			VCS_update(padapter, psta);
+		}
+
+		spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+	}
+
+}
+
+/* called > TSR LEVEL for USB or SDIO Interface*/
+void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta)
+{
+	u8 beacon_updated = false;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+
+	if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE)) {
+
+		if (!psta->no_short_preamble_set) {
+
+			psta->no_short_preamble_set = 1;
+
+			pmlmepriv->num_sta_no_short_preamble++;
+
+			if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
+				(pmlmepriv->num_sta_no_short_preamble == 1)) {
+
+				beacon_updated = true;
+				update_beacon(padapter, 0xFF, NULL, true);
+			}
+
+		}
+	} else{
+
+
+		if (psta->no_short_preamble_set) {
+
+			psta->no_short_preamble_set = 0;
+
+			pmlmepriv->num_sta_no_short_preamble--;
+
+			if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
+				(pmlmepriv->num_sta_no_short_preamble == 0)) {
+
+				beacon_updated = true;
+				update_beacon(padapter, 0xFF, NULL, true);
+			}
+
+		}
+	}
+
+	if (psta->flags & WLAN_STA_NONERP) {
+
+		if (!psta->nonerp_set) {
+
+			psta->nonerp_set = 1;
+
+			pmlmepriv->num_sta_non_erp++;
+
+			if (pmlmepriv->num_sta_non_erp == 1) {
+
+				beacon_updated = true;
+				update_beacon(padapter, _ERPINFO_IE_, NULL, true);
+			}
+		}
+
+	} else{
+
+
+		if (psta->nonerp_set) {
+
+			psta->nonerp_set = 0;
+
+			pmlmepriv->num_sta_non_erp--;
+
+			if (pmlmepriv->num_sta_non_erp == 0) {
+
+				beacon_updated = true;
+				update_beacon(padapter, _ERPINFO_IE_, NULL, true);
+			}
+		}
+
+	}
+
+
+	if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT)) {
+
+		if (!psta->no_short_slot_time_set) {
+
+			psta->no_short_slot_time_set = 1;
+
+			pmlmepriv->num_sta_no_short_slot_time++;
+
+			if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
+				 (pmlmepriv->num_sta_no_short_slot_time == 1)) {
+
+				beacon_updated = true;
+				update_beacon(padapter, 0xFF, NULL, true);
+			}
+
+		}
+	} else{
+
+
+		if (psta->no_short_slot_time_set) {
+
+			psta->no_short_slot_time_set = 0;
+
+			pmlmepriv->num_sta_no_short_slot_time--;
+
+			if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
+				 (pmlmepriv->num_sta_no_short_slot_time == 0)) {
+
+				beacon_updated = true;
+				update_beacon(padapter, 0xFF, NULL, true);
+			}
+		}
+	}
+
+	if (psta->flags & WLAN_STA_HT) {
+
+		u16 ht_capab = le16_to_cpu(psta->htpriv.ht_cap.cap_info);
+
+		DBG_871X("HT: STA " MAC_FMT " HT Capabilities "
+			   "Info: 0x%04x\n", MAC_ARG(psta->hwaddr), ht_capab);
+
+		if (psta->no_ht_set) {
+			psta->no_ht_set = 0;
+			pmlmepriv->num_sta_no_ht--;
+		}
+
+		if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
+			if (!psta->no_ht_gf_set) {
+				psta->no_ht_gf_set = 1;
+				pmlmepriv->num_sta_ht_no_gf++;
+			}
+			DBG_871X("%s STA " MAC_FMT " - no "
+				   "greenfield, num of non-gf stations %d\n",
+				   __func__, MAC_ARG(psta->hwaddr),
+				   pmlmepriv->num_sta_ht_no_gf);
+		}
+
+		if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH) == 0) {
+			if (!psta->ht_20mhz_set) {
+				psta->ht_20mhz_set = 1;
+				pmlmepriv->num_sta_ht_20mhz++;
+			}
+			DBG_871X("%s STA " MAC_FMT " - 20 MHz HT, "
+				   "num of 20MHz HT STAs %d\n",
+				   __func__, MAC_ARG(psta->hwaddr),
+				   pmlmepriv->num_sta_ht_20mhz);
+		}
+
+	} else{
+
+
+		if (!psta->no_ht_set) {
+			psta->no_ht_set = 1;
+			pmlmepriv->num_sta_no_ht++;
+		}
+		if (pmlmepriv->htpriv.ht_option == true) {
+			DBG_871X("%s STA " MAC_FMT
+				   " - no HT, num of non-HT stations %d\n",
+				   __func__, MAC_ARG(psta->hwaddr),
+				   pmlmepriv->num_sta_no_ht);
+		}
+	}
+
+	if (rtw_ht_operation_update(padapter) > 0) {
+
+		update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
+		update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
+	}
+
+	/* update associcated stations cap. */
+	associated_clients_update(padapter,  beacon_updated);
+
+	DBG_871X("%s, updated =%d\n", __func__, beacon_updated);
+
+}
+
+u8 bss_cap_update_on_sta_leave(struct adapter *padapter, struct sta_info *psta)
+{
+	u8 beacon_updated = false;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+
+	if (!psta)
+		return beacon_updated;
+
+	if (psta->no_short_preamble_set) {
+		psta->no_short_preamble_set = 0;
+		pmlmepriv->num_sta_no_short_preamble--;
+		if (pmlmeext->cur_wireless_mode > WIRELESS_11B
+		    && pmlmepriv->num_sta_no_short_preamble == 0){
+
+			beacon_updated = true;
+			update_beacon(padapter, 0xFF, NULL, true);
+		}
+	}
+
+	if (psta->nonerp_set) {
+		psta->nonerp_set = 0;
+		pmlmepriv->num_sta_non_erp--;
+		if (pmlmepriv->num_sta_non_erp == 0) {
+
+			beacon_updated = true;
+			update_beacon(padapter, _ERPINFO_IE_, NULL, true);
+		}
+	}
+
+	if (psta->no_short_slot_time_set) {
+		psta->no_short_slot_time_set = 0;
+		pmlmepriv->num_sta_no_short_slot_time--;
+		if (pmlmeext->cur_wireless_mode > WIRELESS_11B
+		    && pmlmepriv->num_sta_no_short_slot_time == 0){
+
+			beacon_updated = true;
+			update_beacon(padapter, 0xFF, NULL, true);
+		}
+	}
+
+	if (psta->no_ht_gf_set) {
+		psta->no_ht_gf_set = 0;
+		pmlmepriv->num_sta_ht_no_gf--;
+	}
+
+	if (psta->no_ht_set) {
+		psta->no_ht_set = 0;
+		pmlmepriv->num_sta_no_ht--;
+	}
+
+	if (psta->ht_20mhz_set) {
+		psta->ht_20mhz_set = 0;
+		pmlmepriv->num_sta_ht_20mhz--;
+	}
+
+	if (rtw_ht_operation_update(padapter) > 0) {
+
+		update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
+		update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
+	}
+
+	/* update associcated stations cap. */
+	/* associated_clients_update(padapter,  beacon_updated); //move it to avoid deadlock */
+
+	DBG_871X("%s, updated =%d\n", __func__, beacon_updated);
+
+	return beacon_updated;
+
+}
+
+u8 ap_free_sta(
+	struct adapter *padapter,
+	struct sta_info *psta,
+	bool active,
+	u16 reason
+)
+{
+	u8 beacon_updated = false;
+
+	if (!psta)
+		return beacon_updated;
+
+	if (active == true) {
+
+		/* tear down Rx AMPDU */
+		send_delba(padapter, 0, psta->hwaddr);/*  recipient */
+
+		/* tear down TX AMPDU */
+		send_delba(padapter, 1, psta->hwaddr);/*  // originator */
+
+		issue_deauth(padapter, psta->hwaddr, reason);
+	}
+
+	psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
+	psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
+
+
+	/* report_del_sta_event(padapter, psta->hwaddr, reason); */
+
+	/* clear cam entry / key */
+	rtw_clearstakey_cmd(padapter, psta, true);
+
+
+	spin_lock_bh(&psta->lock);
+	psta->state &= ~_FW_LINKED;
+	spin_unlock_bh(&psta->lock);
+
+	rtw_cfg80211_indicate_sta_disassoc(padapter, psta->hwaddr, reason);
+
+	report_del_sta_event(padapter, psta->hwaddr, reason);
+
+	beacon_updated = bss_cap_update_on_sta_leave(padapter, psta);
+
+	rtw_free_stainfo(padapter, psta);
+
+
+	return beacon_updated;
+
+}
+
+int rtw_sta_flush(struct adapter *padapter)
+{
+	struct list_head	*phead, *plist;
+	int ret = 0;
+	struct sta_info *psta = NULL;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+
+	DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
+
+	if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
+		return ret;
+
+
+	spin_lock_bh(&pstapriv->asoc_list_lock);
+	phead = &pstapriv->asoc_list;
+	plist = get_next(phead);
+
+	/* free sta asoc_queue */
+	while (phead != plist) {
+
+		psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
+
+		plist = get_next(plist);
+
+		list_del_init(&psta->asoc_list);
+		pstapriv->asoc_list_cnt--;
+
+		/* spin_unlock_bh(&pstapriv->asoc_list_lock); */
+		ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
+		/* spin_lock_bh(&pstapriv->asoc_list_lock); */
+	}
+	spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+
+	issue_deauth(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
+
+	associated_clients_update(padapter, true);
+
+	return ret;
+
+}
+
+/* called > TSR LEVEL for USB or SDIO Interface*/
+void sta_info_update(struct adapter *padapter, struct sta_info *psta)
+{
+	int flags = psta->flags;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+
+
+	/* update wmm cap. */
+	if (WLAN_STA_WME&flags)
+		psta->qos_option = 1;
+	else
+		psta->qos_option = 0;
+
+	if (pmlmepriv->qospriv.qos_option == 0)
+		psta->qos_option = 0;
+
+	/* update 802.11n ht cap. */
+	if (WLAN_STA_HT&flags) {
+
+		psta->htpriv.ht_option = true;
+		psta->qos_option = 1;
+	} else{
+
+
+		psta->htpriv.ht_option = false;
+	}
+
+	if (pmlmepriv->htpriv.ht_option == false)
+		psta->htpriv.ht_option = false;
+
+	update_sta_info_apmode(padapter, psta);
+
+
+}
+
+/* called >= TSR LEVEL for USB or SDIO Interface*/
+void ap_sta_info_defer_update(struct adapter *padapter, struct sta_info *psta)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if (psta->state & _FW_LINKED) {
+
+		pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
+
+		/* add ratid */
+		add_RATid(padapter, psta, 0);/* DM_RATR_STA_INIT */
+	}
+}
+/* restore hw setting from sw data structures */
+void rtw_ap_restore_network(struct adapter *padapter)
+{
+	struct mlme_priv *mlmepriv = &padapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct sta_info *psta;
+	struct security_priv *psecuritypriv = &(padapter->securitypriv);
+	struct list_head	*phead, *plist;
+	u8 chk_alive_num = 0;
+	char chk_alive_list[NUM_STA];
+	int i;
+
+	rtw_setopmode_cmd(padapter, Ndis802_11APMode, false);
+
+	set_channel_bwmode(
+		padapter,
+		pmlmeext->cur_channel,
+		pmlmeext->cur_ch_offset,
+		pmlmeext->cur_bwmode
+	);
+
+	start_bss_network(padapter, (u8 *)&mlmepriv->cur_network.network);
+
+	if ((padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_) ||
+		(padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) {
+
+		/* restore group key, WEP keys is restored in ips_leave() */
+		rtw_set_key(
+			padapter,
+			psecuritypriv,
+			psecuritypriv->dot118021XGrpKeyid,
+			0,
+			false
+		);
+	}
+
+	spin_lock_bh(&pstapriv->asoc_list_lock);
+
+	phead = &pstapriv->asoc_list;
+	plist = get_next(phead);
+
+	while (phead != plist) {
+		int stainfo_offset;
+
+		psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
+		plist = get_next(plist);
+
+		stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
+		if (stainfo_offset_valid(stainfo_offset))
+			chk_alive_list[chk_alive_num++] = stainfo_offset;
+
+	}
+
+	spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+	for (i = 0; i < chk_alive_num; i++) {
+		psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
+
+		if (psta == NULL) {
+			DBG_871X(FUNC_ADPT_FMT" sta_info is null\n", FUNC_ADPT_ARG(padapter));
+		} else if (psta->state & _FW_LINKED) {
+			rtw_sta_media_status_rpt(padapter, psta, 1);
+			Update_RA_Entry(padapter, psta);
+			/* pairwise key */
+			/* per sta pairwise key and settings */
+			if ((padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_) ||
+				(padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) {
+
+				rtw_setstakey_cmd(padapter, psta, true, false);
+			}
+		}
+	}
+
+}
+
+void start_ap_mode(struct adapter *padapter)
+{
+	int i;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
+
+	pmlmepriv->update_bcn = false;
+
+	/* init_mlme_ap_info(padapter); */
+	pmlmeext->bstart_bss = false;
+
+	pmlmepriv->num_sta_non_erp = 0;
+
+	pmlmepriv->num_sta_no_short_slot_time = 0;
+
+	pmlmepriv->num_sta_no_short_preamble = 0;
+
+	pmlmepriv->num_sta_ht_no_gf = 0;
+	pmlmepriv->num_sta_no_ht = 0;
+	pmlmepriv->num_sta_ht_20mhz = 0;
+
+	pmlmepriv->olbc = false;
+
+	pmlmepriv->olbc_ht = false;
+
+	pmlmepriv->ht_op_mode = 0;
+
+	for (i = 0; i < NUM_STA; i++)
+		pstapriv->sta_aid[i] = NULL;
+
+	pmlmepriv->wps_beacon_ie = NULL;
+	pmlmepriv->wps_probe_resp_ie = NULL;
+	pmlmepriv->wps_assoc_resp_ie = NULL;
+
+	pmlmepriv->p2p_beacon_ie = NULL;
+	pmlmepriv->p2p_probe_resp_ie = NULL;
+
+
+	/* for ACL */
+	INIT_LIST_HEAD(&(pacl_list->acl_node_q.queue));
+	pacl_list->num = 0;
+	pacl_list->mode = 0;
+	for (i = 0; i < NUM_ACL; i++) {
+		INIT_LIST_HEAD(&pacl_list->aclnode[i].list);
+		pacl_list->aclnode[i].valid = false;
+	}
+
+}
+
+void stop_ap_mode(struct adapter *padapter)
+{
+	struct list_head	*phead, *plist;
+	struct rtw_wlan_acl_node *paclnode;
+	struct sta_info *psta = NULL;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
+	struct __queue	*pacl_node_q = &pacl_list->acl_node_q;
+
+	pmlmepriv->update_bcn = false;
+	pmlmeext->bstart_bss = false;
+
+	/* reset and init security priv , this can refine with rtw_reset_securitypriv */
+	memset(
+		(unsigned char *)&padapter->securitypriv,
+		0,
+		sizeof(struct security_priv)
+	);
+	padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
+	padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
+
+	/* for ACL */
+	spin_lock_bh(&(pacl_node_q->lock));
+	phead = get_list_head(pacl_node_q);
+	plist = get_next(phead);
+	while (phead != plist) {
+
+		paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
+		plist = get_next(plist);
+
+		if (paclnode->valid == true) {
+
+			paclnode->valid = false;
+
+			list_del_init(&paclnode->list);
+
+			pacl_list->num--;
+		}
+	}
+	spin_unlock_bh(&(pacl_node_q->lock));
+
+	DBG_871X("%s, free acl_node_queue, num =%d\n", __func__, pacl_list->num);
+
+	rtw_sta_flush(padapter);
+
+	/* free_assoc_sta_resources */
+	rtw_free_all_stainfo(padapter);
+
+	psta = rtw_get_bcmc_stainfo(padapter);
+	rtw_free_stainfo(padapter, psta);
+
+	rtw_init_bcmc_stainfo(padapter);
+
+	rtw_free_mlme_priv_ie_data(pmlmepriv);
+
+	rtw_btcoex_MediaStatusNotify(padapter, 0); /* disconnect */
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_btcoex.c b/drivers/staging/rtl8723bs/core/rtw_btcoex.c
new file mode 100644
index 000000000000..3c5cb78b52ea
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_btcoex.c
@@ -0,0 +1,243 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2013 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <rtw_btcoex.h>
+#include <hal_btcoex.h>
+
+
+void rtw_btcoex_Initialize(struct adapter *padapter)
+{
+	hal_btcoex_Initialize(padapter);
+}
+
+void rtw_btcoex_PowerOnSetting(struct adapter *padapter)
+{
+	hal_btcoex_PowerOnSetting(padapter);
+}
+
+void rtw_btcoex_HAL_Initialize(struct adapter *padapter, u8 bWifiOnly)
+{
+	hal_btcoex_InitHwConfig(padapter, bWifiOnly);
+}
+
+void rtw_btcoex_IpsNotify(struct adapter *padapter, u8 type)
+{
+	hal_btcoex_IpsNotify(padapter, type);
+}
+
+void rtw_btcoex_LpsNotify(struct adapter *padapter, u8 type)
+{
+	hal_btcoex_LpsNotify(padapter, type);
+}
+
+void rtw_btcoex_ScanNotify(struct adapter *padapter, u8 type)
+{
+	hal_btcoex_ScanNotify(padapter, type);
+}
+
+void rtw_btcoex_ConnectNotify(struct adapter *padapter, u8 action)
+{
+	hal_btcoex_ConnectNotify(padapter, action);
+}
+
+void rtw_btcoex_MediaStatusNotify(struct adapter *padapter, u8 mediaStatus)
+{
+	if ((RT_MEDIA_CONNECT == mediaStatus)
+		&& (check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == true)) {
+		rtw_hal_set_hwreg(padapter, HW_VAR_DL_RSVD_PAGE, NULL);
+	}
+
+	hal_btcoex_MediaStatusNotify(padapter, mediaStatus);
+}
+
+void rtw_btcoex_SpecialPacketNotify(struct adapter *padapter, u8 pktType)
+{
+	hal_btcoex_SpecialPacketNotify(padapter, pktType);
+}
+
+void rtw_btcoex_IQKNotify(struct adapter *padapter, u8 state)
+{
+	hal_btcoex_IQKNotify(padapter, state);
+}
+
+void rtw_btcoex_BtInfoNotify(struct adapter *padapter, u8 length, u8 *tmpBuf)
+{
+	hal_btcoex_BtInfoNotify(padapter, length, tmpBuf);
+}
+
+void rtw_btcoex_SuspendNotify(struct adapter *padapter, u8 state)
+{
+	hal_btcoex_SuspendNotify(padapter, state);
+}
+
+void rtw_btcoex_HaltNotify(struct adapter *padapter)
+{
+	if (false == padapter->bup) {
+		DBG_871X(FUNC_ADPT_FMT ": bup =%d Skip!\n",
+			FUNC_ADPT_ARG(padapter), padapter->bup);
+
+		return;
+	}
+
+	if (true == padapter->bSurpriseRemoved) {
+		DBG_871X(FUNC_ADPT_FMT ": bSurpriseRemoved =%d Skip!\n",
+			FUNC_ADPT_ARG(padapter), padapter->bSurpriseRemoved);
+
+		return;
+	}
+
+	hal_btcoex_HaltNotify(padapter);
+}
+
+u8 rtw_btcoex_IsBtDisabled(struct adapter *padapter)
+{
+	return hal_btcoex_IsBtDisabled(padapter);
+}
+
+void rtw_btcoex_Handler(struct adapter *padapter)
+{
+	hal_btcoex_Hanlder(padapter);
+}
+
+s32 rtw_btcoex_IsBTCoexCtrlAMPDUSize(struct adapter *padapter)
+{
+	s32 coexctrl;
+
+	coexctrl = hal_btcoex_IsBTCoexCtrlAMPDUSize(padapter);
+
+	return coexctrl;
+}
+
+void rtw_btcoex_SetManualControl(struct adapter *padapter, u8 manual)
+{
+	if (true == manual) {
+		hal_btcoex_SetManualControl(padapter, true);
+	} else{
+		hal_btcoex_SetManualControl(padapter, false);
+	}
+}
+
+u8 rtw_btcoex_IsBtControlLps(struct adapter *padapter)
+{
+	return hal_btcoex_IsBtControlLps(padapter);
+}
+
+u8 rtw_btcoex_IsLpsOn(struct adapter *padapter)
+{
+	return hal_btcoex_IsLpsOn(padapter);
+}
+
+u8 rtw_btcoex_RpwmVal(struct adapter *padapter)
+{
+	return hal_btcoex_RpwmVal(padapter);
+}
+
+u8 rtw_btcoex_LpsVal(struct adapter *padapter)
+{
+	return hal_btcoex_LpsVal(padapter);
+}
+
+void rtw_btcoex_SetBTCoexist(struct adapter *padapter, u8 bBtExist)
+{
+	hal_btcoex_SetBTCoexist(padapter, bBtExist);
+}
+
+void rtw_btcoex_SetChipType(struct adapter *padapter, u8 chipType)
+{
+	hal_btcoex_SetChipType(padapter, chipType);
+}
+
+void rtw_btcoex_SetPGAntNum(struct adapter *padapter, u8 antNum)
+{
+	hal_btcoex_SetPgAntNum(padapter, antNum);
+}
+
+void rtw_btcoex_SetSingleAntPath(struct adapter *padapter, u8 singleAntPath)
+{
+	hal_btcoex_SetSingleAntPath(padapter, singleAntPath);
+}
+
+u32 rtw_btcoex_GetRaMask(struct adapter *padapter)
+{
+	return hal_btcoex_GetRaMask(padapter);
+}
+
+void rtw_btcoex_RecordPwrMode(struct adapter *padapter, u8 *pCmdBuf, u8 cmdLen)
+{
+	hal_btcoex_RecordPwrMode(padapter, pCmdBuf, cmdLen);
+}
+
+void rtw_btcoex_DisplayBtCoexInfo(struct adapter *padapter, u8 *pbuf, u32 bufsize)
+{
+	hal_btcoex_DisplayBtCoexInfo(padapter, pbuf, bufsize);
+}
+
+void rtw_btcoex_SetDBG(struct adapter *padapter, u32 *pDbgModule)
+{
+	hal_btcoex_SetDBG(padapter, pDbgModule);
+}
+
+u32 rtw_btcoex_GetDBG(struct adapter *padapter, u8 *pStrBuf, u32 bufSize)
+{
+	return hal_btcoex_GetDBG(padapter, pStrBuf, bufSize);
+}
+
+/*  ================================================== */
+/*  Below Functions are called by BT-Coex */
+/*  ================================================== */
+void rtw_btcoex_RejectApAggregatedPacket(struct adapter *padapter, u8 enable)
+{
+	struct mlme_ext_info *pmlmeinfo;
+	struct sta_info *psta;
+
+	pmlmeinfo = &padapter->mlmeextpriv.mlmext_info;
+	psta = rtw_get_stainfo(&padapter->stapriv, get_bssid(&padapter->mlmepriv));
+
+	if (true == enable) {
+		pmlmeinfo->bAcceptAddbaReq = false;
+		if (psta)
+			send_delba(padapter, 0, psta->hwaddr);
+	} else{
+		pmlmeinfo->bAcceptAddbaReq = true;
+	}
+}
+
+void rtw_btcoex_LPS_Enter(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrpriv;
+	u8 lpsVal;
+
+
+	pwrpriv = adapter_to_pwrctl(padapter);
+
+	pwrpriv->bpower_saving = true;
+	lpsVal = rtw_btcoex_LpsVal(padapter);
+	rtw_set_ps_mode(padapter, PS_MODE_MIN, 0, lpsVal, "BTCOEX");
+}
+
+void rtw_btcoex_LPS_Leave(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrpriv;
+
+
+	pwrpriv = adapter_to_pwrctl(padapter);
+
+	if (pwrpriv->pwr_mode != PS_MODE_ACTIVE) {
+		rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, "BTCOEX");
+		LPS_RF_ON_check(padapter, 100);
+		pwrpriv->bpower_saving = false;
+	}
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_cmd.c b/drivers/staging/rtl8723bs/core/rtw_cmd.c
new file mode 100644
index 000000000000..475ed38505af
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_cmd.c
@@ -0,0 +1,2226 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_CMD_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <linux/jiffies.h>
+
+static struct _cmd_callback rtw_cmd_callback[] = {
+	{GEN_CMD_CODE(_Read_MACREG), NULL}, /*0*/
+	{GEN_CMD_CODE(_Write_MACREG), NULL},
+	{GEN_CMD_CODE(_Read_BBREG), &rtw_getbbrfreg_cmdrsp_callback},
+	{GEN_CMD_CODE(_Write_BBREG), NULL},
+	{GEN_CMD_CODE(_Read_RFREG), &rtw_getbbrfreg_cmdrsp_callback},
+	{GEN_CMD_CODE(_Write_RFREG), NULL}, /*5*/
+	{GEN_CMD_CODE(_Read_EEPROM), NULL},
+	{GEN_CMD_CODE(_Write_EEPROM), NULL},
+	{GEN_CMD_CODE(_Read_EFUSE), NULL},
+	{GEN_CMD_CODE(_Write_EFUSE), NULL},
+
+	{GEN_CMD_CODE(_Read_CAM),	NULL},	/*10*/
+	{GEN_CMD_CODE(_Write_CAM),	 NULL},
+	{GEN_CMD_CODE(_setBCNITV), NULL},
+	{GEN_CMD_CODE(_setMBIDCFG), NULL},
+	{GEN_CMD_CODE(_JoinBss), &rtw_joinbss_cmd_callback},  /*14*/
+	{GEN_CMD_CODE(_DisConnect), &rtw_disassoc_cmd_callback}, /*15*/
+	{GEN_CMD_CODE(_CreateBss), &rtw_createbss_cmd_callback},
+	{GEN_CMD_CODE(_SetOpMode), NULL},
+	{GEN_CMD_CODE(_SiteSurvey), &rtw_survey_cmd_callback}, /*18*/
+	{GEN_CMD_CODE(_SetAuth), NULL},
+
+	{GEN_CMD_CODE(_SetKey), NULL},	/*20*/
+	{GEN_CMD_CODE(_SetStaKey), &rtw_setstaKey_cmdrsp_callback},
+	{GEN_CMD_CODE(_SetAssocSta), &rtw_setassocsta_cmdrsp_callback},
+	{GEN_CMD_CODE(_DelAssocSta), NULL},
+	{GEN_CMD_CODE(_SetStaPwrState), NULL},
+	{GEN_CMD_CODE(_SetBasicRate), NULL}, /*25*/
+	{GEN_CMD_CODE(_GetBasicRate), NULL},
+	{GEN_CMD_CODE(_SetDataRate), NULL},
+	{GEN_CMD_CODE(_GetDataRate), NULL},
+	{GEN_CMD_CODE(_SetPhyInfo), NULL},
+
+	{GEN_CMD_CODE(_GetPhyInfo), NULL}, /*30*/
+	{GEN_CMD_CODE(_SetPhy), NULL},
+	{GEN_CMD_CODE(_GetPhy), NULL},
+	{GEN_CMD_CODE(_readRssi), NULL},
+	{GEN_CMD_CODE(_readGain), NULL},
+	{GEN_CMD_CODE(_SetAtim), NULL}, /*35*/
+	{GEN_CMD_CODE(_SetPwrMode), NULL},
+	{GEN_CMD_CODE(_JoinbssRpt), NULL},
+	{GEN_CMD_CODE(_SetRaTable), NULL},
+	{GEN_CMD_CODE(_GetRaTable), NULL},
+
+	{GEN_CMD_CODE(_GetCCXReport), NULL}, /*40*/
+	{GEN_CMD_CODE(_GetDTMReport),	NULL},
+	{GEN_CMD_CODE(_GetTXRateStatistics), NULL},
+	{GEN_CMD_CODE(_SetUsbSuspend), NULL},
+	{GEN_CMD_CODE(_SetH2cLbk), NULL},
+	{GEN_CMD_CODE(_AddBAReq), NULL}, /*45*/
+	{GEN_CMD_CODE(_SetChannel), NULL},		/*46*/
+	{GEN_CMD_CODE(_SetTxPower), NULL},
+	{GEN_CMD_CODE(_SwitchAntenna), NULL},
+	{GEN_CMD_CODE(_SetCrystalCap), NULL},
+	{GEN_CMD_CODE(_SetSingleCarrierTx), NULL},	/*50*/
+
+	{GEN_CMD_CODE(_SetSingleToneTx), NULL}, /*51*/
+	{GEN_CMD_CODE(_SetCarrierSuppressionTx), NULL},
+	{GEN_CMD_CODE(_SetContinuousTx), NULL},
+	{GEN_CMD_CODE(_SwitchBandwidth), NULL},		/*54*/
+	{GEN_CMD_CODE(_TX_Beacon), NULL},/*55*/
+
+	{GEN_CMD_CODE(_Set_MLME_EVT), NULL},/*56*/
+	{GEN_CMD_CODE(_Set_Drv_Extra), NULL},/*57*/
+	{GEN_CMD_CODE(_Set_H2C_MSG), NULL},/*58*/
+	{GEN_CMD_CODE(_SetChannelPlan), NULL},/*59*/
+	{GEN_CMD_CODE(_LedBlink), NULL},/*60*/
+
+	{GEN_CMD_CODE(_SetChannelSwitch), NULL},/*61*/
+	{GEN_CMD_CODE(_TDLS), NULL},/*62*/
+	{GEN_CMD_CODE(_ChkBMCSleepq), NULL}, /*63*/
+
+	{GEN_CMD_CODE(_RunInThreadCMD), NULL},/*64*/
+};
+
+static struct cmd_hdl wlancmds[] = {
+	GEN_DRV_CMD_HANDLER(0, NULL) /*0*/
+	GEN_DRV_CMD_HANDLER(0, NULL)
+	GEN_DRV_CMD_HANDLER(0, NULL)
+	GEN_DRV_CMD_HANDLER(0, NULL)
+	GEN_DRV_CMD_HANDLER(0, NULL)
+	GEN_DRV_CMD_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL) /*10*/
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct joinbss_parm), join_cmd_hdl) /*14*/
+	GEN_MLME_EXT_HANDLER(sizeof(struct disconnect_parm), disconnect_hdl)
+	GEN_MLME_EXT_HANDLER(sizeof(struct createbss_parm), createbss_hdl)
+	GEN_MLME_EXT_HANDLER(sizeof(struct setopmode_parm), setopmode_hdl)
+	GEN_MLME_EXT_HANDLER(sizeof(struct sitesurvey_parm), sitesurvey_cmd_hdl) /*18*/
+	GEN_MLME_EXT_HANDLER(sizeof(struct setauth_parm), setauth_hdl)
+	GEN_MLME_EXT_HANDLER(sizeof(struct setkey_parm), setkey_hdl) /*20*/
+	GEN_MLME_EXT_HANDLER(sizeof(struct set_stakey_parm), set_stakey_hdl)
+	GEN_MLME_EXT_HANDLER(sizeof(struct set_assocsta_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct del_assocsta_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct setstapwrstate_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct setbasicrate_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct getbasicrate_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct setdatarate_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct getdatarate_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct setphyinfo_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct getphyinfo_parm), NULL)  /*30*/
+	GEN_MLME_EXT_HANDLER(sizeof(struct setphy_parm), NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct getphy_parm), NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)	/*40*/
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct addBaReq_parm), add_ba_hdl)
+	GEN_MLME_EXT_HANDLER(sizeof(struct set_ch_parm), set_ch_hdl) /* 46 */
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL) /*50*/
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(0, NULL)
+	GEN_MLME_EXT_HANDLER(sizeof(struct Tx_Beacon_param), tx_beacon_hdl) /*55*/
+
+	GEN_MLME_EXT_HANDLER(0, mlme_evt_hdl) /*56*/
+	GEN_MLME_EXT_HANDLER(0, rtw_drvextra_cmd_hdl) /*57*/
+
+	GEN_MLME_EXT_HANDLER(0, h2c_msg_hdl) /*58*/
+	GEN_MLME_EXT_HANDLER(sizeof(struct SetChannelPlan_param), set_chplan_hdl) /*59*/
+	GEN_MLME_EXT_HANDLER(sizeof(struct LedBlink_param), led_blink_hdl) /*60*/
+
+	GEN_MLME_EXT_HANDLER(sizeof(struct SetChannelSwitch_param), set_csa_hdl) /*61*/
+	GEN_MLME_EXT_HANDLER(sizeof(struct TDLSoption_param), tdls_hdl) /*62*/
+	GEN_MLME_EXT_HANDLER(0, chk_bmc_sleepq_hdl) /*63*/
+	GEN_MLME_EXT_HANDLER(sizeof(struct RunInThread_param), run_in_thread_hdl) /*63*/
+};
+
+/*
+Caller and the rtw_cmd_thread can protect cmd_q by spin_lock.
+No irqsave is necessary.
+*/
+
+sint	_rtw_init_cmd_priv(struct	cmd_priv *pcmdpriv)
+{
+	sint res = _SUCCESS;
+
+	sema_init(&(pcmdpriv->cmd_queue_sema), 0);
+	/* sema_init(&(pcmdpriv->cmd_done_sema), 0); */
+	sema_init(&(pcmdpriv->terminate_cmdthread_sema), 0);
+
+
+	_rtw_init_queue(&(pcmdpriv->cmd_queue));
+
+	/* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */
+
+	pcmdpriv->cmd_seq = 1;
+
+	pcmdpriv->cmd_allocated_buf = rtw_zmalloc(MAX_CMDSZ + CMDBUFF_ALIGN_SZ);
+
+	if (pcmdpriv->cmd_allocated_buf == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pcmdpriv->cmd_buf = pcmdpriv->cmd_allocated_buf  +  CMDBUFF_ALIGN_SZ - ((SIZE_PTR)(pcmdpriv->cmd_allocated_buf) & (CMDBUFF_ALIGN_SZ-1));
+
+	pcmdpriv->rsp_allocated_buf = rtw_zmalloc(MAX_RSPSZ + 4);
+
+	if (pcmdpriv->rsp_allocated_buf == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pcmdpriv->rsp_buf = pcmdpriv->rsp_allocated_buf  +  4 - ((SIZE_PTR)(pcmdpriv->rsp_allocated_buf) & 3);
+
+	pcmdpriv->cmd_issued_cnt = pcmdpriv->cmd_done_cnt = pcmdpriv->rsp_cnt = 0;
+
+	mutex_init(&pcmdpriv->sctx_mutex);
+exit:
+	return res;
+}
+
+static void c2h_wk_callback(_workitem *work);
+sint _rtw_init_evt_priv(struct evt_priv *pevtpriv)
+{
+	sint res = _SUCCESS;
+
+	/* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */
+	atomic_set(&pevtpriv->event_seq, 0);
+	pevtpriv->evt_done_cnt = 0;
+
+	_init_workitem(&pevtpriv->c2h_wk, c2h_wk_callback, NULL);
+	pevtpriv->c2h_wk_alive = false;
+	pevtpriv->c2h_queue = rtw_cbuf_alloc(C2H_QUEUE_MAX_LEN+1);
+
+	return res;
+}
+
+void _rtw_free_evt_priv(struct	evt_priv *pevtpriv)
+{
+	RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("+_rtw_free_evt_priv\n"));
+
+	_cancel_workitem_sync(&pevtpriv->c2h_wk);
+	while (pevtpriv->c2h_wk_alive)
+		msleep(10);
+
+	while (!rtw_cbuf_empty(pevtpriv->c2h_queue)) {
+		void *c2h = rtw_cbuf_pop(pevtpriv->c2h_queue);
+		if (c2h != NULL && c2h != (void *)pevtpriv) {
+			kfree(c2h);
+		}
+	}
+	kfree(pevtpriv->c2h_queue);
+
+	RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("-_rtw_free_evt_priv\n"));
+}
+
+void _rtw_free_cmd_priv(struct	cmd_priv *pcmdpriv)
+{
+	if (pcmdpriv) {
+		if (pcmdpriv->cmd_allocated_buf)
+			kfree(pcmdpriv->cmd_allocated_buf);
+
+		if (pcmdpriv->rsp_allocated_buf)
+			kfree(pcmdpriv->rsp_allocated_buf);
+
+		mutex_destroy(&pcmdpriv->sctx_mutex);
+	}
+}
+
+/*
+Calling Context:
+
+rtw_enqueue_cmd can only be called between kernel thread,
+since only spin_lock is used.
+
+ISR/Call-Back functions can't call this sub-function.
+
+*/
+
+sint	_rtw_enqueue_cmd(struct __queue *queue, struct cmd_obj *obj)
+{
+	_irqL irqL;
+
+	if (obj == NULL)
+		goto exit;
+
+	/* spin_lock_bh(&queue->lock); */
+	spin_lock_irqsave(&queue->lock, irqL);
+
+	list_add_tail(&obj->list, &queue->queue);
+
+	/* spin_unlock_bh(&queue->lock); */
+	spin_unlock_irqrestore(&queue->lock, irqL);
+
+exit:
+	return _SUCCESS;
+}
+
+struct	cmd_obj	*_rtw_dequeue_cmd(struct __queue *queue)
+{
+	_irqL irqL;
+	struct cmd_obj *obj;
+
+	/* spin_lock_bh(&(queue->lock)); */
+	spin_lock_irqsave(&queue->lock, irqL);
+	if (list_empty(&(queue->queue)))
+		obj = NULL;
+	else{
+		obj = LIST_CONTAINOR(get_next(&(queue->queue)), struct cmd_obj, list);
+		list_del_init(&obj->list);
+	}
+
+	/* spin_unlock_bh(&(queue->lock)); */
+	spin_unlock_irqrestore(&queue->lock, irqL);
+
+	return obj;
+}
+
+u32 rtw_init_cmd_priv(struct cmd_priv *pcmdpriv)
+{
+	u32 res;
+
+	res = _rtw_init_cmd_priv(pcmdpriv);
+	return res;
+}
+
+u32 rtw_init_evt_priv(struct	evt_priv *pevtpriv)
+{
+	int	res;
+
+	res = _rtw_init_evt_priv(pevtpriv);
+	return res;
+}
+
+void rtw_free_evt_priv(struct	evt_priv *pevtpriv)
+{
+	RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("rtw_free_evt_priv\n"));
+	_rtw_free_evt_priv(pevtpriv);
+}
+
+void rtw_free_cmd_priv(struct	cmd_priv *pcmdpriv)
+{
+	RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("rtw_free_cmd_priv\n"));
+	_rtw_free_cmd_priv(pcmdpriv);
+}
+
+int rtw_cmd_filter(struct cmd_priv *pcmdpriv, struct cmd_obj *cmd_obj);
+int rtw_cmd_filter(struct cmd_priv *pcmdpriv, struct cmd_obj *cmd_obj)
+{
+	u8 bAllow = false; /* set to true to allow enqueuing cmd when hw_init_completed is false */
+
+	if (cmd_obj->cmdcode == GEN_CMD_CODE(_SetChannelPlan))
+		bAllow = true;
+
+	if ((pcmdpriv->padapter->hw_init_completed == false && bAllow == false)
+		|| atomic_read(&(pcmdpriv->cmdthd_running)) == false	/* com_thread not running */
+	) {
+		/* DBG_871X("%s:%s: drop cmdcode:%u, hw_init_completed:%u, cmdthd_running:%u\n", caller_func, __func__, */
+		/* 	cmd_obj->cmdcode, */
+		/* 	pcmdpriv->padapter->hw_init_completed, */
+		/* 	pcmdpriv->cmdthd_running */
+		/*  */
+
+		return _FAIL;
+	}
+	return _SUCCESS;
+}
+
+
+
+u32 rtw_enqueue_cmd(struct cmd_priv *pcmdpriv, struct cmd_obj *cmd_obj)
+{
+	int res = _FAIL;
+	struct adapter *padapter = pcmdpriv->padapter;
+
+	if (cmd_obj == NULL) {
+		goto exit;
+	}
+
+	cmd_obj->padapter = padapter;
+
+	res = rtw_cmd_filter(pcmdpriv, cmd_obj);
+	if (_FAIL == res) {
+		rtw_free_cmd_obj(cmd_obj);
+		goto exit;
+	}
+
+	res = _rtw_enqueue_cmd(&pcmdpriv->cmd_queue, cmd_obj);
+
+	if (res == _SUCCESS)
+		up(&pcmdpriv->cmd_queue_sema);
+
+exit:
+	return res;
+}
+
+struct	cmd_obj	*rtw_dequeue_cmd(struct cmd_priv *pcmdpriv)
+{
+	struct cmd_obj *cmd_obj;
+
+	cmd_obj = _rtw_dequeue_cmd(&pcmdpriv->cmd_queue);
+
+	return cmd_obj;
+}
+
+void rtw_free_cmd_obj(struct cmd_obj *pcmd)
+{
+	if ((pcmd->cmdcode != _JoinBss_CMD_) &&
+	    (pcmd->cmdcode != _CreateBss_CMD_)) {
+		/* free parmbuf in cmd_obj */
+		kfree((unsigned char *)pcmd->parmbuf);
+	}
+
+	if (pcmd->rsp != NULL) {
+		if (pcmd->rspsz != 0) {
+			/* free rsp in cmd_obj */
+			kfree((unsigned char *)pcmd->rsp);
+		}
+	}
+
+	/* free cmd_obj */
+	kfree((unsigned char *)pcmd);
+}
+
+
+void rtw_stop_cmd_thread(struct adapter *adapter)
+{
+	if (adapter->cmdThread &&
+		atomic_read(&(adapter->cmdpriv.cmdthd_running)) == true &&
+		adapter->cmdpriv.stop_req == 0) {
+		adapter->cmdpriv.stop_req = 1;
+		up(&adapter->cmdpriv.cmd_queue_sema);
+		down(&adapter->cmdpriv.terminate_cmdthread_sema);
+	}
+}
+
+int rtw_cmd_thread(void *context)
+{
+	u8 ret;
+	struct cmd_obj *pcmd;
+	u8 *pcmdbuf, *prspbuf;
+	unsigned long cmd_start_time;
+	unsigned long cmd_process_time;
+	u8 (*cmd_hdl)(struct adapter *padapter, u8 *pbuf);
+	void (*pcmd_callback)(struct adapter *dev, struct cmd_obj *pcmd);
+	struct adapter *padapter = (struct adapter *)context;
+	struct cmd_priv *pcmdpriv = &(padapter->cmdpriv);
+	struct drvextra_cmd_parm *extra_parm = NULL;
+
+	thread_enter("RTW_CMD_THREAD");
+
+	pcmdbuf = pcmdpriv->cmd_buf;
+	prspbuf = pcmdpriv->rsp_buf;
+
+	pcmdpriv->stop_req = 0;
+	atomic_set(&(pcmdpriv->cmdthd_running), true);
+	up(&pcmdpriv->terminate_cmdthread_sema);
+
+	RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("start r871x rtw_cmd_thread !!!!\n"));
+
+	while (1) {
+		if (down_interruptible(&pcmdpriv->cmd_queue_sema)) {
+			DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" down_interruptible(&pcmdpriv->cmd_queue_sema) return != 0, break\n", FUNC_ADPT_ARG(padapter));
+			break;
+		}
+
+		if ((padapter->bDriverStopped == true) || (padapter->bSurpriseRemoved == true)) {
+			DBG_871X_LEVEL(_drv_always_, "%s: DriverStopped(%d) SurpriseRemoved(%d) break at line %d\n",
+				__func__, padapter->bDriverStopped, padapter->bSurpriseRemoved, __LINE__);
+			break;
+		}
+
+		if (pcmdpriv->stop_req) {
+			DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" stop_req:%u, break\n", FUNC_ADPT_ARG(padapter), pcmdpriv->stop_req);
+			break;
+		}
+
+		if (list_empty(&(pcmdpriv->cmd_queue.queue))) {
+			/* DBG_871X("%s: cmd queue is empty!\n", __func__); */
+			continue;
+		}
+
+		if (rtw_register_cmd_alive(padapter) != _SUCCESS) {
+			RT_TRACE(_module_hal_xmit_c_, _drv_notice_,
+					 ("%s: wait to leave LPS_LCLK\n", __func__));
+			continue;
+		}
+
+_next:
+		if ((padapter->bDriverStopped == true) || (padapter->bSurpriseRemoved == true)) {
+			DBG_871X_LEVEL(_drv_always_, "%s: DriverStopped(%d) SurpriseRemoved(%d) break at line %d\n",
+				__func__, padapter->bDriverStopped, padapter->bSurpriseRemoved, __LINE__);
+			break;
+		}
+
+		pcmd = rtw_dequeue_cmd(pcmdpriv);
+		if (!pcmd) {
+			rtw_unregister_cmd_alive(padapter);
+			continue;
+		}
+
+		cmd_start_time = jiffies;
+
+		if (_FAIL == rtw_cmd_filter(pcmdpriv, pcmd)) {
+			pcmd->res = H2C_DROPPED;
+			goto post_process;
+		}
+
+		pcmdpriv->cmd_issued_cnt++;
+
+		pcmd->cmdsz = _RND4((pcmd->cmdsz));/* _RND4 */
+
+		memcpy(pcmdbuf, pcmd->parmbuf, pcmd->cmdsz);
+
+		if (pcmd->cmdcode < ARRAY_SIZE(wlancmds)) {
+			cmd_hdl = wlancmds[pcmd->cmdcode].h2cfuns;
+
+			if (cmd_hdl) {
+				ret = cmd_hdl(pcmd->padapter, pcmdbuf);
+				pcmd->res = ret;
+			}
+
+			pcmdpriv->cmd_seq++;
+		} else{
+			pcmd->res = H2C_PARAMETERS_ERROR;
+		}
+
+		cmd_hdl = NULL;
+
+post_process:
+
+		if (mutex_lock_interruptible(&(pcmd->padapter->cmdpriv.sctx_mutex)) == 0) {
+			if (pcmd->sctx) {
+				DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pcmd->sctx\n",
+					       FUNC_ADPT_ARG(pcmd->padapter));
+
+				if (pcmd->res == H2C_SUCCESS)
+					rtw_sctx_done(&pcmd->sctx);
+				else
+					rtw_sctx_done_err(&pcmd->sctx, RTW_SCTX_DONE_CMD_ERROR);
+			}
+			mutex_unlock(&(pcmd->padapter->cmdpriv.sctx_mutex));
+		}
+
+		cmd_process_time = jiffies_to_msecs(jiffies - cmd_start_time);
+		if (cmd_process_time > 1000) {
+			if (pcmd->cmdcode == GEN_CMD_CODE(_Set_Drv_Extra)) {
+				DBG_871X(ADPT_FMT" cmd =%d process_time =%lu > 1 sec\n",
+					ADPT_ARG(pcmd->padapter), pcmd->cmdcode, cmd_process_time);
+				/* rtw_warn_on(1); */
+			} else if (pcmd->cmdcode == GEN_CMD_CODE(_Set_MLME_EVT)) {
+				DBG_871X(ADPT_FMT" cmd =%d, process_time =%lu > 1 sec\n",
+					ADPT_ARG(pcmd->padapter), pcmd->cmdcode, cmd_process_time);
+				/* rtw_warn_on(1); */
+			} else {
+				DBG_871X(ADPT_FMT" cmd =%d, process_time =%lu > 1 sec\n",
+					ADPT_ARG(pcmd->padapter), pcmd->cmdcode, cmd_process_time);
+				/* rtw_warn_on(1); */
+			}
+		}
+
+		/* call callback function for post-processed */
+		if (pcmd->cmdcode < ARRAY_SIZE(rtw_cmd_callback)) {
+			pcmd_callback = rtw_cmd_callback[pcmd->cmdcode].callback;
+			if (pcmd_callback == NULL) {
+				RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("mlme_cmd_hdl(): pcmd_callback = 0x%p, cmdcode = 0x%x\n", pcmd_callback, pcmd->cmdcode));
+				rtw_free_cmd_obj(pcmd);
+			} else{
+				/* todo: !!! fill rsp_buf to pcmd->rsp if (pcmd->rsp!= NULL) */
+				pcmd_callback(pcmd->padapter, pcmd);/* need conider that free cmd_obj in rtw_cmd_callback */
+			}
+		} else{
+			RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("%s: cmdcode = 0x%x callback not defined!\n", __func__, pcmd->cmdcode));
+			rtw_free_cmd_obj(pcmd);
+		}
+
+		flush_signals_thread();
+
+		goto _next;
+
+	}
+
+	/*  free all cmd_obj resources */
+	do {
+		pcmd = rtw_dequeue_cmd(pcmdpriv);
+		if (pcmd == NULL) {
+			rtw_unregister_cmd_alive(padapter);
+			break;
+		}
+
+		/* DBG_871X("%s: leaving... drop cmdcode:%u size:%d\n", __func__, pcmd->cmdcode, pcmd->cmdsz); */
+
+		if (pcmd->cmdcode == GEN_CMD_CODE(_Set_Drv_Extra)) {
+			extra_parm = (struct drvextra_cmd_parm *)pcmd->parmbuf;
+			if (extra_parm->pbuf && extra_parm->size > 0) {
+				kfree(extra_parm->pbuf);
+			}
+		}
+
+		rtw_free_cmd_obj(pcmd);
+	} while (1);
+
+	up(&pcmdpriv->terminate_cmdthread_sema);
+	atomic_set(&(pcmdpriv->cmdthd_running), false);
+
+	thread_exit();
+}
+
+/*
+rtw_sitesurvey_cmd(~)
+	### NOTE:#### (!!!!)
+	MUST TAKE CARE THAT BEFORE CALLING THIS FUNC, YOU SHOULD HAVE LOCKED pmlmepriv->lock
+*/
+u8 rtw_sitesurvey_cmd(struct adapter  *padapter, struct ndis_802_11_ssid *ssid, int ssid_num,
+	struct rtw_ieee80211_channel *ch, int ch_num)
+{
+	u8 res = _FAIL;
+	struct cmd_obj		*ph2c;
+	struct sitesurvey_parm	*psurveyPara;
+	struct cmd_priv 	*pcmdpriv = &padapter->cmdpriv;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
+		rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_SCAN, 1);
+	}
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL)
+		return _FAIL;
+
+	psurveyPara = (struct sitesurvey_parm *)rtw_zmalloc(sizeof(struct sitesurvey_parm));
+	if (psurveyPara == NULL) {
+		kfree((unsigned char *) ph2c);
+		return _FAIL;
+	}
+
+	rtw_free_network_queue(padapter, false);
+
+	RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("%s: flush network queue\n", __func__));
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, psurveyPara, GEN_CMD_CODE(_SiteSurvey));
+
+	/* psurveyPara->bsslimit = 48; */
+	psurveyPara->scan_mode = pmlmepriv->scan_mode;
+
+	/* prepare ssid list */
+	if (ssid) {
+		int i;
+		for (i = 0; i < ssid_num && i < RTW_SSID_SCAN_AMOUNT; i++) {
+			if (ssid[i].SsidLength) {
+				memcpy(&psurveyPara->ssid[i], &ssid[i], sizeof(struct ndis_802_11_ssid));
+				psurveyPara->ssid_num++;
+
+				DBG_871X(FUNC_ADPT_FMT" ssid:(%s, %d)\n", FUNC_ADPT_ARG(padapter),
+					psurveyPara->ssid[i].Ssid, psurveyPara->ssid[i].SsidLength);
+			}
+		}
+	}
+
+	/* prepare channel list */
+	if (ch) {
+		int i;
+		for (i = 0; i < ch_num && i < RTW_CHANNEL_SCAN_AMOUNT; i++) {
+			if (ch[i].hw_value && !(ch[i].flags & RTW_IEEE80211_CHAN_DISABLED)) {
+				memcpy(&psurveyPara->ch[i], &ch[i], sizeof(struct rtw_ieee80211_channel));
+				psurveyPara->ch_num++;
+
+				DBG_871X(FUNC_ADPT_FMT" ch:%u\n", FUNC_ADPT_ARG(padapter),
+					psurveyPara->ch[i].hw_value);
+			}
+		}
+	}
+
+	set_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+	if (res == _SUCCESS) {
+
+		pmlmepriv->scan_start_time = jiffies;
+		_set_timer(&pmlmepriv->scan_to_timer, SCANNING_TIMEOUT);
+	} else {
+		_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
+	}
+	return res;
+}
+
+u8 rtw_setdatarate_cmd(struct adapter *padapter, u8 *rateset)
+{
+	struct cmd_obj *ph2c;
+	struct setdatarate_parm *pbsetdataratepara;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pbsetdataratepara = (struct setdatarate_parm *)rtw_zmalloc(sizeof(struct setdatarate_parm));
+	if (pbsetdataratepara == NULL) {
+		kfree((u8 *) ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pbsetdataratepara, GEN_CMD_CODE(_SetDataRate));
+	pbsetdataratepara->mac_id = 5;
+	memcpy(pbsetdataratepara->datarates, rateset, NumRates);
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+exit:
+	return res;
+}
+
+void rtw_getbbrfreg_cmdrsp_callback(struct adapter *padapter,  struct cmd_obj *pcmd)
+{
+	/* rtw_free_cmd_obj(pcmd); */
+	kfree((unsigned char *) pcmd->parmbuf);
+	kfree((unsigned char *) pcmd);
+}
+
+u8 rtw_createbss_cmd(struct adapter  *padapter)
+{
+	struct cmd_obj *pcmd;
+	struct cmd_priv 			*pcmdpriv = &padapter->cmdpriv;
+	struct mlme_priv 		*pmlmepriv = &padapter->mlmepriv;
+	struct wlan_bssid_ex		*pdev_network = &padapter->registrypriv.dev_network;
+	u8 res = _SUCCESS;
+
+	if (pmlmepriv->assoc_ssid.SsidLength == 0) {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, (" createbss for Any SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
+	} else {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, (" createbss for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
+	}
+
+	pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	INIT_LIST_HEAD(&pcmd->list);
+	pcmd->cmdcode = _CreateBss_CMD_;
+	pcmd->parmbuf = (unsigned char *)pdev_network;
+	pcmd->cmdsz = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pdev_network);
+	pcmd->rsp = NULL;
+	pcmd->rspsz = 0;
+
+	pdev_network->Length = pcmd->cmdsz;
+
+	res = rtw_enqueue_cmd(pcmdpriv, pcmd);
+
+exit:
+	return res;
+}
+
+u8 rtw_startbss_cmd(struct adapter  *padapter, int flags)
+{
+	struct cmd_obj *pcmd;
+	struct cmd_priv  *pcmdpriv = &padapter->cmdpriv;
+	struct submit_ctx sctx;
+	u8 res = _SUCCESS;
+
+	if (flags & RTW_CMDF_DIRECTLY) {
+		/* no need to enqueue, do the cmd hdl directly and free cmd parameter */
+		start_bss_network(padapter, (u8 *)&(padapter->mlmepriv.cur_network.network));
+	} else {
+		/* need enqueue, prepare cmd_obj and enqueue */
+		pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+		if (pcmd == NULL) {
+			res = _FAIL;
+			goto exit;
+		}
+
+		INIT_LIST_HEAD(&pcmd->list);
+		pcmd->cmdcode = GEN_CMD_CODE(_CreateBss);
+		pcmd->parmbuf = NULL;
+		pcmd->cmdsz =  0;
+		pcmd->rsp = NULL;
+		pcmd->rspsz = 0;
+
+		if (flags & RTW_CMDF_WAIT_ACK) {
+			pcmd->sctx = &sctx;
+			rtw_sctx_init(&sctx, 2000);
+		}
+
+		res = rtw_enqueue_cmd(pcmdpriv, pcmd);
+
+		if (res == _SUCCESS && (flags & RTW_CMDF_WAIT_ACK)) {
+			rtw_sctx_wait(&sctx, __func__);
+			if (mutex_lock_interruptible(&pcmdpriv->sctx_mutex) == 0) {
+				if (sctx.status == RTW_SCTX_SUBMITTED)
+					pcmd->sctx = NULL;
+				mutex_unlock(&pcmdpriv->sctx_mutex);
+			}
+		}
+	}
+
+exit:
+	return res;
+}
+
+u8 rtw_joinbss_cmd(struct adapter  *padapter, struct wlan_network *pnetwork)
+{
+	u8 *auth, res = _SUCCESS;
+	uint	t_len = 0;
+	struct wlan_bssid_ex		*psecnetwork;
+	struct cmd_obj		*pcmd;
+	struct cmd_priv 	*pcmdpriv = &padapter->cmdpriv;
+	struct mlme_priv 	*pmlmepriv = &padapter->mlmepriv;
+	struct qos_priv 	*pqospriv = &pmlmepriv->qospriv;
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	struct registry_priv *pregistrypriv = &padapter->registrypriv;
+	struct ht_priv 		*phtpriv = &pmlmepriv->htpriv;
+	enum NDIS_802_11_NETWORK_INFRASTRUCTURE ndis_network_mode = pnetwork->network.InfrastructureMode;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u32 tmp_len;
+	u8 *ptmp = NULL;
+
+	if (pmlmepriv->assoc_ssid.SsidLength == 0) {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("+Join cmd: Any SSid\n"));
+	} else {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_notice_, ("+Join cmd: SSid =[%s]\n", pmlmepriv->assoc_ssid.Ssid));
+	}
+
+	pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd == NULL) {
+		res = _FAIL;
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("rtw_joinbss_cmd: memory allocate for cmd_obj fail!!!\n"));
+		goto exit;
+	}
+	/* for IEs is fix buf size */
+	t_len = sizeof(struct wlan_bssid_ex);
+
+
+	/* for hidden ap to set fw_state here */
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) != true) {
+		switch (ndis_network_mode) {
+		case Ndis802_11IBSS:
+			set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
+			break;
+
+		case Ndis802_11Infrastructure:
+			set_fwstate(pmlmepriv, WIFI_STATION_STATE);
+			break;
+
+		case Ndis802_11APMode:
+		case Ndis802_11AutoUnknown:
+		case Ndis802_11InfrastructureMax:
+			break;
+
+		}
+	}
+
+	psecnetwork = (struct wlan_bssid_ex *)&psecuritypriv->sec_bss;
+	if (psecnetwork == NULL) {
+		if (pcmd != NULL)
+			kfree((unsigned char *)pcmd);
+
+		res = _FAIL;
+
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("rtw_joinbss_cmd :psecnetwork == NULL!!!\n"));
+
+		goto exit;
+	}
+
+	memset(psecnetwork, 0, t_len);
+
+	memcpy(psecnetwork, &pnetwork->network, get_wlan_bssid_ex_sz(&pnetwork->network));
+
+	auth = &psecuritypriv->authenticator_ie[0];
+	psecuritypriv->authenticator_ie[0] = (unsigned char)psecnetwork->IELength;
+
+	if ((psecnetwork->IELength-12) < (256-1)) {
+		memcpy(&psecuritypriv->authenticator_ie[1], &psecnetwork->IEs[12], psecnetwork->IELength-12);
+	} else {
+		memcpy(&psecuritypriv->authenticator_ie[1], &psecnetwork->IEs[12], (256-1));
+	}
+
+	psecnetwork->IELength = 0;
+	/*  Added by Albert 2009/02/18 */
+	/*  If the the driver wants to use the bssid to create the connection. */
+	/*  If not,  we have to copy the connecting AP's MAC address to it so that */
+	/*  the driver just has the bssid information for PMKIDList searching. */
+
+	if (pmlmepriv->assoc_by_bssid == false) {
+		memcpy(&pmlmepriv->assoc_bssid[0], &pnetwork->network.MacAddress[0], ETH_ALEN);
+	}
+
+	psecnetwork->IELength = rtw_restruct_sec_ie(padapter, &pnetwork->network.IEs[0], &psecnetwork->IEs[0], pnetwork->network.IELength);
+
+
+	pqospriv->qos_option = 0;
+
+	if (pregistrypriv->wmm_enable) {
+		tmp_len = rtw_restruct_wmm_ie(padapter, &pnetwork->network.IEs[0], &psecnetwork->IEs[0], pnetwork->network.IELength, psecnetwork->IELength);
+
+		if (psecnetwork->IELength != tmp_len) {
+			psecnetwork->IELength = tmp_len;
+			pqospriv->qos_option = 1; /* There is WMM IE in this corresp. beacon */
+		} else{
+			pqospriv->qos_option = 0;/* There is no WMM IE in this corresp. beacon */
+		}
+	}
+
+	phtpriv->ht_option = false;
+	ptmp = rtw_get_ie(&pnetwork->network.IEs[12], _HT_CAPABILITY_IE_, &tmp_len, pnetwork->network.IELength-12);
+	if (pregistrypriv->ht_enable && ptmp && tmp_len > 0) {
+		/* 	Added by Albert 2010/06/23 */
+		/* 	For the WEP mode, we will use the bg mode to do the connection to avoid some IOT issue. */
+		/* 	Especially for Realtek 8192u SoftAP. */
+		if ((padapter->securitypriv.dot11PrivacyAlgrthm != _WEP40_) &&
+			(padapter->securitypriv.dot11PrivacyAlgrthm != _WEP104_) &&
+			(padapter->securitypriv.dot11PrivacyAlgrthm != _TKIP_)) {
+			rtw_ht_use_default_setting(padapter);
+
+			rtw_build_wmm_ie_ht(padapter, &psecnetwork->IEs[12], &psecnetwork->IELength);
+
+			/* rtw_restructure_ht_ie */
+			rtw_restructure_ht_ie(padapter, &pnetwork->network.IEs[12], &psecnetwork->IEs[0],
+									pnetwork->network.IELength-12, &psecnetwork->IELength,
+									pnetwork->network.Configuration.DSConfig);
+		}
+	}
+
+	rtw_append_exented_cap(padapter, &psecnetwork->IEs[0], &psecnetwork->IELength);
+
+	pmlmeinfo->assoc_AP_vendor = check_assoc_AP(pnetwork->network.IEs, pnetwork->network.IELength);
+
+	pcmd->cmdsz = get_wlan_bssid_ex_sz(psecnetwork);/* get cmdsz before endian conversion */
+
+	INIT_LIST_HEAD(&pcmd->list);
+	pcmd->cmdcode = _JoinBss_CMD_;/* GEN_CMD_CODE(_JoinBss) */
+	pcmd->parmbuf = (unsigned char *)psecnetwork;
+	pcmd->rsp = NULL;
+	pcmd->rspsz = 0;
+
+	res = rtw_enqueue_cmd(pcmdpriv, pcmd);
+
+exit:
+	return res;
+}
+
+u8 rtw_disassoc_cmd(struct adapter *padapter, u32 deauth_timeout_ms, bool enqueue) /* for sta_mode */
+{
+	struct cmd_obj *cmdobj = NULL;
+	struct disconnect_parm *param = NULL;
+	struct cmd_priv *cmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	RT_TRACE(_module_rtl871x_cmd_c_, _drv_notice_, ("+rtw_disassoc_cmd\n"));
+
+	/* prepare cmd parameter */
+	param = (struct disconnect_parm *)rtw_zmalloc(sizeof(*param));
+	if (param == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+	param->deauth_timeout_ms = deauth_timeout_ms;
+
+	if (enqueue) {
+		/* need enqueue, prepare cmd_obj and enqueue */
+		cmdobj = (struct cmd_obj *)rtw_zmalloc(sizeof(*cmdobj));
+		if (cmdobj == NULL) {
+			res = _FAIL;
+			kfree((u8 *)param);
+			goto exit;
+		}
+		init_h2fwcmd_w_parm_no_rsp(cmdobj, param, _DisConnect_CMD_);
+		res = rtw_enqueue_cmd(cmdpriv, cmdobj);
+	} else {
+		/* no need to enqueue, do the cmd hdl directly and free cmd parameter */
+		if (H2C_SUCCESS != disconnect_hdl(padapter, (u8 *)param))
+			res = _FAIL;
+		kfree((u8 *)param);
+	}
+
+exit:
+	return res;
+}
+
+u8 rtw_setopmode_cmd(struct adapter  *padapter, enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype, bool enqueue)
+{
+	struct	cmd_obj *ph2c;
+	struct	setopmode_parm *psetop;
+
+	struct	cmd_priv   *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	psetop = (struct setopmode_parm *)rtw_zmalloc(sizeof(struct setopmode_parm));
+
+	if (psetop == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+	psetop->mode = (u8)networktype;
+
+	if (enqueue) {
+		ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+		if (ph2c == NULL) {
+			kfree((u8 *)psetop);
+			res = _FAIL;
+			goto exit;
+		}
+
+		init_h2fwcmd_w_parm_no_rsp(ph2c, psetop, _SetOpMode_CMD_);
+		res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+	} else{
+		setopmode_hdl(padapter, (u8 *)psetop);
+		kfree((u8 *)psetop);
+	}
+exit:
+	return res;
+}
+
+u8 rtw_setstakey_cmd(struct adapter *padapter, struct sta_info *sta, u8 unicast_key, bool enqueue)
+{
+	struct cmd_obj *ph2c;
+	struct set_stakey_parm	*psetstakey_para;
+	struct cmd_priv 			*pcmdpriv = &padapter->cmdpriv;
+	struct set_stakey_rsp		*psetstakey_rsp = NULL;
+
+	struct mlme_priv 		*pmlmepriv = &padapter->mlmepriv;
+	struct security_priv 	*psecuritypriv = &padapter->securitypriv;
+	u8 res = _SUCCESS;
+
+	psetstakey_para = (struct set_stakey_parm *)rtw_zmalloc(sizeof(struct set_stakey_parm));
+	if (psetstakey_para == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	memcpy(psetstakey_para->addr, sta->hwaddr, ETH_ALEN);
+
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
+		psetstakey_para->algorithm = (unsigned char) psecuritypriv->dot11PrivacyAlgrthm;
+	} else {
+		GET_ENCRY_ALGO(psecuritypriv, sta, psetstakey_para->algorithm, false);
+	}
+
+	if (unicast_key == true) {
+		memcpy(&psetstakey_para->key, &sta->dot118021x_UncstKey, 16);
+	} else{
+		memcpy(&psetstakey_para->key, &psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey, 16);
+	}
+
+	/* jeff: set this becasue at least sw key is ready */
+	padapter->securitypriv.busetkipkey = true;
+
+	if (enqueue) {
+		ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+		if (ph2c == NULL) {
+			kfree((u8 *) psetstakey_para);
+			res = _FAIL;
+			goto exit;
+		}
+
+		psetstakey_rsp = (struct set_stakey_rsp *)rtw_zmalloc(sizeof(struct set_stakey_rsp));
+		if (psetstakey_rsp == NULL) {
+			kfree((u8 *) ph2c);
+			kfree((u8 *) psetstakey_para);
+			res = _FAIL;
+			goto exit;
+		}
+
+		init_h2fwcmd_w_parm_no_rsp(ph2c, psetstakey_para, _SetStaKey_CMD_);
+		ph2c->rsp = (u8 *) psetstakey_rsp;
+		ph2c->rspsz = sizeof(struct set_stakey_rsp);
+		res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+	} else{
+		set_stakey_hdl(padapter, (u8 *)psetstakey_para);
+		kfree((u8 *) psetstakey_para);
+	}
+exit:
+	return res;
+}
+
+u8 rtw_clearstakey_cmd(struct adapter *padapter, struct sta_info *sta, u8 enqueue)
+{
+	struct cmd_obj *ph2c;
+	struct set_stakey_parm	*psetstakey_para;
+	struct cmd_priv 			*pcmdpriv = &padapter->cmdpriv;
+	struct set_stakey_rsp		*psetstakey_rsp = NULL;
+	s16 cam_id = 0;
+	u8 res = _SUCCESS;
+
+	if (!enqueue) {
+		while ((cam_id = rtw_camid_search(padapter, sta->hwaddr, -1)) >= 0) {
+			DBG_871X_LEVEL(_drv_always_, "clear key for addr:"MAC_FMT", camid:%d\n", MAC_ARG(sta->hwaddr), cam_id);
+			clear_cam_entry(padapter, cam_id);
+			rtw_camid_free(padapter, cam_id);
+		}
+	} else{
+		ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+		if (ph2c == NULL) {
+			res = _FAIL;
+			goto exit;
+		}
+
+		psetstakey_para = (struct set_stakey_parm *)rtw_zmalloc(sizeof(struct set_stakey_parm));
+		if (psetstakey_para == NULL) {
+			kfree((u8 *) ph2c);
+			res = _FAIL;
+			goto exit;
+		}
+
+		psetstakey_rsp = (struct set_stakey_rsp *)rtw_zmalloc(sizeof(struct set_stakey_rsp));
+		if (psetstakey_rsp == NULL) {
+			kfree((u8 *) ph2c);
+			kfree((u8 *) psetstakey_para);
+			res = _FAIL;
+			goto exit;
+		}
+
+		init_h2fwcmd_w_parm_no_rsp(ph2c, psetstakey_para, _SetStaKey_CMD_);
+		ph2c->rsp = (u8 *) psetstakey_rsp;
+		ph2c->rspsz = sizeof(struct set_stakey_rsp);
+
+		memcpy(psetstakey_para->addr, sta->hwaddr, ETH_ALEN);
+
+		psetstakey_para->algorithm = _NO_PRIVACY_;
+
+		res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+	}
+
+exit:
+	return res;
+}
+
+u8 rtw_addbareq_cmd(struct adapter *padapter, u8 tid, u8 *addr)
+{
+	struct cmd_priv 	*pcmdpriv = &padapter->cmdpriv;
+	struct cmd_obj *ph2c;
+	struct addBaReq_parm	*paddbareq_parm;
+
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	paddbareq_parm = (struct addBaReq_parm *)rtw_zmalloc(sizeof(struct addBaReq_parm));
+	if (paddbareq_parm == NULL) {
+		kfree((unsigned char *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	paddbareq_parm->tid = tid;
+	memcpy(paddbareq_parm->addr, addr, ETH_ALEN);
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, paddbareq_parm, GEN_CMD_CODE(_AddBAReq));
+
+	/* DBG_871X("rtw_addbareq_cmd, tid =%d\n", tid); */
+
+	/* rtw_enqueue_cmd(pcmdpriv, ph2c); */
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+	return res;
+}
+/* add for CONFIG_IEEE80211W, none 11w can use it */
+u8 rtw_reset_securitypriv_cmd(struct adapter *padapter)
+{
+	struct cmd_obj *ph2c;
+	struct drvextra_cmd_parm  *pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((unsigned char *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = RESET_SECURITYPRIV;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size = 0;
+	pdrvextra_cmd_parm->pbuf = NULL;
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+
+	/* rtw_enqueue_cmd(pcmdpriv, ph2c); */
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+	return res;
+}
+
+u8 rtw_free_assoc_resources_cmd(struct adapter *padapter)
+{
+	struct cmd_obj *ph2c;
+	struct drvextra_cmd_parm  *pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((unsigned char *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = FREE_ASSOC_RESOURCES;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size = 0;
+	pdrvextra_cmd_parm->pbuf = NULL;
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+
+	/* rtw_enqueue_cmd(pcmdpriv, ph2c); */
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+	return res;
+}
+
+u8 rtw_dynamic_chk_wk_cmd(struct adapter *padapter)
+{
+	struct cmd_obj *ph2c;
+	struct drvextra_cmd_parm  *pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	/* only  primary padapter does this cmd */
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((unsigned char *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = DYNAMIC_CHK_WK_CID;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size = 0;
+	pdrvextra_cmd_parm->pbuf = NULL;
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+
+	/* rtw_enqueue_cmd(pcmdpriv, ph2c); */
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+	return res;
+}
+
+u8 rtw_set_chplan_cmd(struct adapter *padapter, u8 chplan, u8 enqueue, u8 swconfig)
+{
+	struct	cmd_obj *pcmdobj;
+	struct	SetChannelPlan_param *setChannelPlan_param;
+	struct	cmd_priv   *pcmdpriv = &padapter->cmdpriv;
+
+	u8 res = _SUCCESS;
+
+	RT_TRACE(_module_rtl871x_cmd_c_, _drv_notice_, ("+rtw_set_chplan_cmd\n"));
+
+	/*  check if allow software config */
+	if (swconfig && rtw_hal_is_disable_sw_channel_plan(padapter) == true) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	/* check input parameter */
+	if (!rtw_is_channel_plan_valid(chplan)) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	/* prepare cmd parameter */
+	setChannelPlan_param = (struct	SetChannelPlan_param *)rtw_zmalloc(sizeof(struct SetChannelPlan_param));
+	if (setChannelPlan_param == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+	setChannelPlan_param->channel_plan = chplan;
+
+	if (enqueue) {
+		/* need enqueue, prepare cmd_obj and enqueue */
+		pcmdobj = (struct	cmd_obj *)rtw_zmalloc(sizeof(struct	cmd_obj));
+		if (pcmdobj == NULL) {
+			kfree((u8 *)setChannelPlan_param);
+			res = _FAIL;
+			goto exit;
+		}
+
+		init_h2fwcmd_w_parm_no_rsp(pcmdobj, setChannelPlan_param, GEN_CMD_CODE(_SetChannelPlan));
+		res = rtw_enqueue_cmd(pcmdpriv, pcmdobj);
+	} else{
+		/* no need to enqueue, do the cmd hdl directly and free cmd parameter */
+		if (H2C_SUCCESS != set_chplan_hdl(padapter, (unsigned char *)setChannelPlan_param))
+			res = _FAIL;
+
+		kfree((u8 *)setChannelPlan_param);
+	}
+
+	/* do something based on res... */
+	if (res == _SUCCESS)
+		padapter->mlmepriv.ChannelPlan = chplan;
+
+exit:
+	return res;
+}
+
+static void collect_traffic_statistics(struct adapter *padapter)
+{
+	struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(padapter);
+
+	/*  Tx */
+	pdvobjpriv->traffic_stat.tx_bytes = padapter->xmitpriv.tx_bytes;
+	pdvobjpriv->traffic_stat.tx_pkts = padapter->xmitpriv.tx_pkts;
+	pdvobjpriv->traffic_stat.tx_drop = padapter->xmitpriv.tx_drop;
+
+	/*  Rx */
+	pdvobjpriv->traffic_stat.rx_bytes = padapter->recvpriv.rx_bytes;
+	pdvobjpriv->traffic_stat.rx_pkts = padapter->recvpriv.rx_pkts;
+	pdvobjpriv->traffic_stat.rx_drop = padapter->recvpriv.rx_drop;
+
+	/*  Calculate throughput in last interval */
+	pdvobjpriv->traffic_stat.cur_tx_bytes = pdvobjpriv->traffic_stat.tx_bytes - pdvobjpriv->traffic_stat.last_tx_bytes;
+	pdvobjpriv->traffic_stat.cur_rx_bytes = pdvobjpriv->traffic_stat.rx_bytes - pdvobjpriv->traffic_stat.last_rx_bytes;
+	pdvobjpriv->traffic_stat.last_tx_bytes = pdvobjpriv->traffic_stat.tx_bytes;
+	pdvobjpriv->traffic_stat.last_rx_bytes = pdvobjpriv->traffic_stat.rx_bytes;
+
+	pdvobjpriv->traffic_stat.cur_tx_tp = (u32)(pdvobjpriv->traffic_stat.cur_tx_bytes * 8/2/1024/1024);
+	pdvobjpriv->traffic_stat.cur_rx_tp = (u32)(pdvobjpriv->traffic_stat.cur_rx_bytes * 8/2/1024/1024);
+}
+
+u8 traffic_status_watchdog(struct adapter *padapter, u8 from_timer)
+{
+	u8 bEnterPS = false;
+	u16 BusyThresholdHigh = 25;
+	u16 BusyThresholdLow = 10;
+	u16 BusyThreshold = BusyThresholdHigh;
+	u8 bBusyTraffic = false, bTxBusyTraffic = false, bRxBusyTraffic = false;
+	u8 bHigherBusyTraffic = false, bHigherBusyRxTraffic = false, bHigherBusyTxTraffic = false;
+
+	struct mlme_priv 	*pmlmepriv = &(padapter->mlmepriv);
+
+	collect_traffic_statistics(padapter);
+
+	/*  */
+	/*  Determine if our traffic is busy now */
+	/*  */
+	if ((check_fwstate(pmlmepriv, _FW_LINKED) == true)
+		/*&& !MgntInitAdapterInProgress(pMgntInfo)*/) {
+		/*  if we raise bBusyTraffic in last watchdog, using lower threshold. */
+		if (pmlmepriv->LinkDetectInfo.bBusyTraffic)
+				BusyThreshold = BusyThresholdLow;
+
+		if (pmlmepriv->LinkDetectInfo.NumRxOkInPeriod > BusyThreshold ||
+			pmlmepriv->LinkDetectInfo.NumTxOkInPeriod > BusyThreshold) {
+			bBusyTraffic = true;
+
+			if (pmlmepriv->LinkDetectInfo.NumRxOkInPeriod > pmlmepriv->LinkDetectInfo.NumTxOkInPeriod)
+				bRxBusyTraffic = true;
+			else
+				bTxBusyTraffic = true;
+		}
+
+		/*  Higher Tx/Rx data. */
+		if (pmlmepriv->LinkDetectInfo.NumRxOkInPeriod > 4000 ||
+			pmlmepriv->LinkDetectInfo.NumTxOkInPeriod > 4000) {
+			bHigherBusyTraffic = true;
+
+			if (pmlmepriv->LinkDetectInfo.NumRxOkInPeriod > pmlmepriv->LinkDetectInfo.NumTxOkInPeriod)
+				bHigherBusyRxTraffic = true;
+			else
+				bHigherBusyTxTraffic = true;
+		}
+
+		/*  check traffic for  powersaving. */
+		if (((pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod + pmlmepriv->LinkDetectInfo.NumTxOkInPeriod) > 8) ||
+			(pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod > 2)) {
+			/* DBG_871X("(-)Tx = %d, Rx = %d\n", pmlmepriv->LinkDetectInfo.NumTxOkInPeriod, pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod); */
+			bEnterPS = false;
+
+			if (bBusyTraffic == true) {
+				if (pmlmepriv->LinkDetectInfo.TrafficTransitionCount <= 4)
+					pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 4;
+
+				pmlmepriv->LinkDetectInfo.TrafficTransitionCount++;
+
+				/* DBG_871X("Set TrafficTransitionCount to %d\n", pmlmepriv->LinkDetectInfo.TrafficTransitionCount); */
+
+				if (pmlmepriv->LinkDetectInfo.TrafficTransitionCount > 30/*TrafficTransitionLevel*/) {
+					pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 30;
+				}
+			}
+		} else{
+			/* DBG_871X("(+)Tx = %d, Rx = %d\n", pmlmepriv->LinkDetectInfo.NumTxOkInPeriod, pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod); */
+
+			if (pmlmepriv->LinkDetectInfo.TrafficTransitionCount >= 2)
+				pmlmepriv->LinkDetectInfo.TrafficTransitionCount -= 2;
+			else
+				pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
+
+			if (pmlmepriv->LinkDetectInfo.TrafficTransitionCount == 0)
+				bEnterPS = true;
+		}
+
+		/*  LeisurePS only work in infra mode. */
+		if (bEnterPS) {
+			if (!from_timer)
+				LPS_Enter(padapter, "TRAFFIC_IDLE");
+		} else {
+			if (!from_timer)
+				LPS_Leave(padapter, "TRAFFIC_BUSY");
+			else
+				rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_TRAFFIC_BUSY, 1);
+		}
+	} else{
+		struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
+		int n_assoc_iface = 0;
+
+		if (check_fwstate(&(dvobj->padapters->mlmepriv), WIFI_ASOC_STATE))
+			n_assoc_iface++;
+
+		if (!from_timer && n_assoc_iface == 0)
+			LPS_Leave(padapter, "NON_LINKED");
+	}
+
+	pmlmepriv->LinkDetectInfo.NumRxOkInPeriod = 0;
+	pmlmepriv->LinkDetectInfo.NumTxOkInPeriod = 0;
+	pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod = 0;
+	pmlmepriv->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
+	pmlmepriv->LinkDetectInfo.bTxBusyTraffic = bTxBusyTraffic;
+	pmlmepriv->LinkDetectInfo.bRxBusyTraffic = bRxBusyTraffic;
+	pmlmepriv->LinkDetectInfo.bHigherBusyTraffic = bHigherBusyTraffic;
+	pmlmepriv->LinkDetectInfo.bHigherBusyRxTraffic = bHigherBusyRxTraffic;
+	pmlmepriv->LinkDetectInfo.bHigherBusyTxTraffic = bHigherBusyTxTraffic;
+
+	return bEnterPS;
+
+}
+
+static void dynamic_chk_wk_hdl(struct adapter *padapter)
+{
+	struct mlme_priv *pmlmepriv;
+	pmlmepriv = &(padapter->mlmepriv);
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+		expire_timeout_chk(padapter);
+	}
+
+	/* for debug purpose */
+	_linked_info_dump(padapter);
+
+
+	/* if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING|_FW_UNDER_SURVEY) ==false) */
+	{
+		linked_status_chk(padapter);
+		traffic_status_watchdog(padapter, 0);
+	}
+
+	rtw_hal_dm_watchdog(padapter);
+
+	/* check_hw_pbc(padapter, pdrvextra_cmd->pbuf, pdrvextra_cmd->type); */
+
+	/*  */
+	/*  BT-Coexist */
+	/*  */
+	rtw_btcoex_Handler(padapter);
+
+
+	/* always call rtw_ps_processor() at last one. */
+	if (is_primary_adapter(padapter))
+		rtw_ps_processor(padapter);
+}
+
+void lps_ctrl_wk_hdl(struct adapter *padapter, u8 lps_ctrl_type);
+void lps_ctrl_wk_hdl(struct adapter *padapter, u8 lps_ctrl_type)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	u8 mstatus;
+
+	if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)
+		|| (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
+		return;
+	}
+
+	switch (lps_ctrl_type) {
+	case LPS_CTRL_SCAN:
+		/* DBG_871X("LPS_CTRL_SCAN\n"); */
+		rtw_btcoex_ScanNotify(padapter, true);
+
+		if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
+			/*  connect */
+			LPS_Leave(padapter, "LPS_CTRL_SCAN");
+		}
+		break;
+	case LPS_CTRL_JOINBSS:
+		/* DBG_871X("LPS_CTRL_JOINBSS\n"); */
+		LPS_Leave(padapter, "LPS_CTRL_JOINBSS");
+		break;
+	case LPS_CTRL_CONNECT:
+		/* DBG_871X("LPS_CTRL_CONNECT\n"); */
+		mstatus = 1;/* connect */
+		/*  Reset LPS Setting */
+		pwrpriv->LpsIdleCount = 0;
+		rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_JOINBSSRPT, (u8 *)(&mstatus));
+		rtw_btcoex_MediaStatusNotify(padapter, mstatus);
+		break;
+	case LPS_CTRL_DISCONNECT:
+		/* DBG_871X("LPS_CTRL_DISCONNECT\n"); */
+		mstatus = 0;/* disconnect */
+		rtw_btcoex_MediaStatusNotify(padapter, mstatus);
+		LPS_Leave(padapter, "LPS_CTRL_DISCONNECT");
+		rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_JOINBSSRPT, (u8 *)(&mstatus));
+		break;
+	case LPS_CTRL_SPECIAL_PACKET:
+		/* DBG_871X("LPS_CTRL_SPECIAL_PACKET\n"); */
+		pwrpriv->DelayLPSLastTimeStamp = jiffies;
+		rtw_btcoex_SpecialPacketNotify(padapter, PACKET_DHCP);
+		LPS_Leave(padapter, "LPS_CTRL_SPECIAL_PACKET");
+		break;
+	case LPS_CTRL_LEAVE:
+		/* DBG_871X("LPS_CTRL_LEAVE\n"); */
+		LPS_Leave(padapter, "LPS_CTRL_LEAVE");
+		break;
+	case LPS_CTRL_TRAFFIC_BUSY:
+		LPS_Leave(padapter, "LPS_CTRL_TRAFFIC_BUSY");
+	default:
+		break;
+	}
+}
+
+u8 rtw_lps_ctrl_wk_cmd(struct adapter *padapter, u8 lps_ctrl_type, u8 enqueue)
+{
+	struct cmd_obj	*ph2c;
+	struct drvextra_cmd_parm	*pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	/* struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter); */
+	u8 res = _SUCCESS;
+
+	/* if (!pwrctrlpriv->bLeisurePs) */
+	/* 	return res; */
+
+	if (enqueue) {
+		ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+		if (ph2c == NULL) {
+			res = _FAIL;
+			goto exit;
+		}
+
+		pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+		if (pdrvextra_cmd_parm == NULL) {
+			kfree((unsigned char *)ph2c);
+			res = _FAIL;
+			goto exit;
+		}
+
+		pdrvextra_cmd_parm->ec_id = LPS_CTRL_WK_CID;
+		pdrvextra_cmd_parm->type = lps_ctrl_type;
+		pdrvextra_cmd_parm->size = 0;
+		pdrvextra_cmd_parm->pbuf = NULL;
+
+		init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+		res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+	} else{
+		lps_ctrl_wk_hdl(padapter, lps_ctrl_type);
+	}
+
+exit:
+	return res;
+}
+
+static void rtw_dm_in_lps_hdl(struct adapter *padapter)
+{
+	rtw_hal_set_hwreg(padapter, HW_VAR_DM_IN_LPS, NULL);
+}
+
+u8 rtw_dm_in_lps_wk_cmd(struct adapter *padapter)
+{
+	struct cmd_obj	*ph2c;
+	struct drvextra_cmd_parm	*pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((unsigned char *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = DM_IN_LPS_WK_CID;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size = 0;
+	pdrvextra_cmd_parm->pbuf = NULL;
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+
+	return res;
+
+}
+
+static void rtw_lps_change_dtim_hdl(struct adapter *padapter, u8 dtim)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+
+	if (dtim <= 0 || dtim > 16)
+		return;
+
+	if (rtw_btcoex_IsBtControlLps(padapter) == true)
+		return;
+
+	down(&pwrpriv->lock);
+
+	if (pwrpriv->dtim != dtim) {
+		DBG_871X("change DTIM from %d to %d, bFwCurrentInPSMode =%d, ps_mode =%d\n", pwrpriv->dtim, dtim,
+			pwrpriv->bFwCurrentInPSMode, pwrpriv->pwr_mode);
+
+		pwrpriv->dtim = dtim;
+	}
+
+	if ((pwrpriv->bFwCurrentInPSMode == true) && (pwrpriv->pwr_mode > PS_MODE_ACTIVE)) {
+		u8 ps_mode = pwrpriv->pwr_mode;
+
+		/* DBG_871X("change DTIM from %d to %d, ps_mode =%d\n", pwrpriv->dtim, dtim, ps_mode); */
+
+		rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode));
+	}
+
+	up(&pwrpriv->lock);
+}
+
+static void rtw_dm_ra_mask_hdl(struct adapter *padapter, struct sta_info *psta)
+{
+	if (psta) {
+		set_sta_rate(padapter, psta);
+	}
+}
+
+u8 rtw_dm_ra_mask_wk_cmd(struct adapter *padapter, u8 *psta)
+{
+	struct cmd_obj	*ph2c;
+	struct drvextra_cmd_parm	*pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((unsigned char *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = DM_RA_MSK_WK_CID;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size = 0;
+	pdrvextra_cmd_parm->pbuf = psta;
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+
+	return res;
+
+}
+
+static void power_saving_wk_hdl(struct adapter *padapter)
+{
+	 rtw_ps_processor(padapter);
+}
+
+/* add for CONFIG_IEEE80211W, none 11w can use it */
+static void reset_securitypriv_hdl(struct adapter *padapter)
+{
+	 rtw_reset_securitypriv(padapter);
+}
+
+static void free_assoc_resources_hdl(struct adapter *padapter)
+{
+	 rtw_free_assoc_resources(padapter, 1);
+}
+
+u8 rtw_ps_cmd(struct adapter *padapter)
+{
+	struct cmd_obj		*ppscmd;
+	struct drvextra_cmd_parm	*pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	ppscmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ppscmd == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((unsigned char *)ppscmd);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = POWER_SAVING_CTRL_WK_CID;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size = 0;
+	pdrvextra_cmd_parm->pbuf = NULL;
+	init_h2fwcmd_w_parm_no_rsp(ppscmd, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+	res = rtw_enqueue_cmd(pcmdpriv, ppscmd);
+
+exit:
+	return res;
+}
+
+static void rtw_chk_hi_queue_hdl(struct adapter *padapter)
+{
+	struct sta_info *psta_bmc;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	unsigned long start = jiffies;
+	u8 empty = false;
+
+	psta_bmc = rtw_get_bcmc_stainfo(padapter);
+	if (!psta_bmc)
+		return;
+
+	rtw_hal_get_hwreg(padapter, HW_VAR_CHK_HI_QUEUE_EMPTY, &empty);
+
+	while (false == empty && jiffies_to_msecs(jiffies - start) < g_wait_hiq_empty) {
+		msleep(100);
+		rtw_hal_get_hwreg(padapter, HW_VAR_CHK_HI_QUEUE_EMPTY, &empty);
+	}
+
+	if (psta_bmc->sleepq_len == 0) {
+		if (empty == _SUCCESS) {
+			bool update_tim = false;
+
+			if (pstapriv->tim_bitmap & BIT(0))
+				update_tim = true;
+
+			pstapriv->tim_bitmap &= ~BIT(0);
+			pstapriv->sta_dz_bitmap &= ~BIT(0);
+
+			if (update_tim == true)
+				update_beacon(padapter, _TIM_IE_, NULL, true);
+		} else{/* re check again */
+			rtw_chk_hi_queue_cmd(padapter);
+		}
+
+	}
+
+}
+
+u8 rtw_chk_hi_queue_cmd(struct adapter *padapter)
+{
+	struct cmd_obj	*ph2c;
+	struct drvextra_cmd_parm	*pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((unsigned char *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = CHECK_HIQ_WK_CID;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size = 0;
+	pdrvextra_cmd_parm->pbuf = NULL;
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+
+	return res;
+
+}
+
+struct btinfo {
+	u8 cid;
+	u8 len;
+
+	u8 bConnection:1;
+	u8 bSCOeSCO:1;
+	u8 bInQPage:1;
+	u8 bACLBusy:1;
+	u8 bSCOBusy:1;
+	u8 bHID:1;
+	u8 bA2DP:1;
+	u8 bFTP:1;
+
+	u8 retry_cnt:4;
+	u8 rsvd_34:1;
+	u8 rsvd_35:1;
+	u8 rsvd_36:1;
+	u8 rsvd_37:1;
+
+	u8 rssi;
+
+	u8 rsvd_50:1;
+	u8 rsvd_51:1;
+	u8 rsvd_52:1;
+	u8 rsvd_53:1;
+	u8 rsvd_54:1;
+	u8 rsvd_55:1;
+	u8 eSCO_SCO:1;
+	u8 Master_Slave:1;
+
+	u8 rsvd_6;
+	u8 rsvd_7;
+};
+
+static void rtw_btinfo_hdl(struct adapter *adapter, u8 *buf, u16 buf_len)
+{
+	#define BTINFO_WIFI_FETCH 0x23
+	#define BTINFO_BT_AUTO_RPT 0x27
+	struct btinfo *info = (struct btinfo *)buf;
+	u8 cmd_idx;
+	u8 len;
+
+	cmd_idx = info->cid;
+
+	if (info->len > buf_len-2) {
+		rtw_warn_on(1);
+		len = buf_len-2;
+	} else {
+		len = info->len;
+	}
+
+/* define DBG_PROC_SET_BTINFO_EVT */
+#ifdef DBG_PROC_SET_BTINFO_EVT
+	btinfo_evt_dump(RTW_DBGDUMP, info);
+#endif
+
+	/* transform BT-FW btinfo to WiFI-FW C2H format and notify */
+	if (cmd_idx == BTINFO_WIFI_FETCH)
+		buf[1] = 0;
+	else if (cmd_idx == BTINFO_BT_AUTO_RPT)
+		buf[1] = 2;
+	rtw_btcoex_BtInfoNotify(adapter, len+1, &buf[1]);
+}
+
+u8 rtw_c2h_packet_wk_cmd(struct adapter *padapter, u8 *pbuf, u16 length)
+{
+	struct cmd_obj *ph2c;
+	struct drvextra_cmd_parm *pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((u8 *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = C2H_WK_CID;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size = length;
+	pdrvextra_cmd_parm->pbuf = pbuf;
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+	return res;
+}
+
+/* dont call R/W in this function, beucase SDIO interrupt have claim host */
+/* or deadlock will happen and cause special-systemserver-died in android */
+u8 rtw_c2h_wk_cmd(struct adapter *padapter, u8 *c2h_evt)
+{
+	struct cmd_obj *ph2c;
+	struct drvextra_cmd_parm *pdrvextra_cmd_parm;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm = (struct drvextra_cmd_parm *)rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
+	if (pdrvextra_cmd_parm == NULL) {
+		kfree((u8 *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	pdrvextra_cmd_parm->ec_id = C2H_WK_CID;
+	pdrvextra_cmd_parm->type = 0;
+	pdrvextra_cmd_parm->size =  c2h_evt?16:0;
+	pdrvextra_cmd_parm->pbuf = c2h_evt;
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra));
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+
+	return res;
+}
+
+static void c2h_wk_callback(_workitem *work)
+{
+	struct evt_priv *evtpriv = container_of(work, struct evt_priv, c2h_wk);
+	struct adapter *adapter = container_of(evtpriv, struct adapter, evtpriv);
+	u8 *c2h_evt;
+	c2h_id_filter ccx_id_filter = rtw_hal_c2h_id_filter_ccx(adapter);
+
+	evtpriv->c2h_wk_alive = true;
+
+	while (!rtw_cbuf_empty(evtpriv->c2h_queue)) {
+		c2h_evt = (u8 *)rtw_cbuf_pop(evtpriv->c2h_queue);
+		if (c2h_evt != NULL) {
+			/* This C2H event is read, clear it */
+			c2h_evt_clear(adapter);
+		} else{
+			c2h_evt = (u8 *)rtw_malloc(16);
+			if (c2h_evt != NULL) {
+				/* This C2H event is not read, read & clear now */
+				if (rtw_hal_c2h_evt_read(adapter, c2h_evt) != _SUCCESS) {
+					kfree(c2h_evt);
+					continue;
+				}
+			}
+		}
+
+		/* Special pointer to trigger c2h_evt_clear only */
+		if ((void *)c2h_evt == (void *)evtpriv)
+			continue;
+
+		if (!rtw_hal_c2h_valid(adapter, c2h_evt)) {
+			kfree(c2h_evt);
+			continue;
+		}
+
+		if (ccx_id_filter(c2h_evt) == true) {
+			/* Handle CCX report here */
+			rtw_hal_c2h_handler(adapter, c2h_evt);
+			kfree(c2h_evt);
+		} else{
+			/* Enqueue into cmd_thread for others */
+			rtw_c2h_wk_cmd(adapter, c2h_evt);
+		}
+	}
+
+	evtpriv->c2h_wk_alive = false;
+}
+
+u8 rtw_drvextra_cmd_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	struct drvextra_cmd_parm *pdrvextra_cmd;
+
+	if (!pbuf)
+		return H2C_PARAMETERS_ERROR;
+
+	pdrvextra_cmd = (struct drvextra_cmd_parm *)pbuf;
+
+	switch (pdrvextra_cmd->ec_id) {
+	case DYNAMIC_CHK_WK_CID:/* only  primary padapter go to this cmd, but execute dynamic_chk_wk_hdl() for two interfaces */
+		dynamic_chk_wk_hdl(padapter);
+		break;
+	case POWER_SAVING_CTRL_WK_CID:
+		power_saving_wk_hdl(padapter);
+		break;
+	case LPS_CTRL_WK_CID:
+		lps_ctrl_wk_hdl(padapter, (u8)pdrvextra_cmd->type);
+		break;
+	case DM_IN_LPS_WK_CID:
+		rtw_dm_in_lps_hdl(padapter);
+		break;
+	case LPS_CHANGE_DTIM_CID:
+		rtw_lps_change_dtim_hdl(padapter, (u8)pdrvextra_cmd->type);
+		break;
+	case CHECK_HIQ_WK_CID:
+		rtw_chk_hi_queue_hdl(padapter);
+		break;
+#ifdef CONFIG_INTEL_WIDI
+	case INTEl_WIDI_WK_CID:
+		intel_widi_wk_hdl(padapter, pdrvextra_cmd->type, pdrvextra_cmd->pbuf);
+		break;
+#endif /* CONFIG_INTEL_WIDI */
+	/* add for CONFIG_IEEE80211W, none 11w can use it */
+	case RESET_SECURITYPRIV:
+		reset_securitypriv_hdl(padapter);
+		break;
+	case FREE_ASSOC_RESOURCES:
+		free_assoc_resources_hdl(padapter);
+		break;
+	case C2H_WK_CID:
+		rtw_hal_set_hwreg_with_buf(padapter, HW_VAR_C2H_HANDLE, pdrvextra_cmd->pbuf, pdrvextra_cmd->size);
+		break;
+	case DM_RA_MSK_WK_CID:
+		rtw_dm_ra_mask_hdl(padapter, (struct sta_info *)pdrvextra_cmd->pbuf);
+		break;
+	case BTINFO_WK_CID:
+		rtw_btinfo_hdl(padapter, pdrvextra_cmd->pbuf, pdrvextra_cmd->size);
+		break;
+	default:
+		break;
+	}
+
+	if (pdrvextra_cmd->pbuf && pdrvextra_cmd->size > 0) {
+		kfree(pdrvextra_cmd->pbuf);
+	}
+
+	return H2C_SUCCESS;
+}
+
+void rtw_survey_cmd_callback(struct adapter *padapter,  struct cmd_obj *pcmd)
+{
+	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	if (pcmd->res == H2C_DROPPED) {
+		/* TODO: cancel timer and do timeout handler directly... */
+		/* need to make timeout handlerOS independent */
+		_set_timer(&pmlmepriv->scan_to_timer, 1);
+	} else if (pcmd->res != H2C_SUCCESS) {
+		_set_timer(&pmlmepriv->scan_to_timer, 1);
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\n ********Error: MgntActrtw_set_802_11_bssid_LIST_SCAN Fail ************\n\n."));
+	}
+
+	/*  free cmd */
+	rtw_free_cmd_obj(pcmd);
+}
+
+void rtw_disassoc_cmd_callback(struct adapter *padapter,  struct cmd_obj *pcmd)
+{
+	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	if (pcmd->res != H2C_SUCCESS) {
+		spin_lock_bh(&pmlmepriv->lock);
+		set_fwstate(pmlmepriv, _FW_LINKED);
+		spin_unlock_bh(&pmlmepriv->lock);
+
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\n ***Error: disconnect_cmd_callback Fail ***\n."));
+		return;
+	}
+	/*  free cmd */
+	rtw_free_cmd_obj(pcmd);
+}
+
+void rtw_joinbss_cmd_callback(struct adapter *padapter,  struct cmd_obj *pcmd)
+{
+	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	if (pcmd->res == H2C_DROPPED) {
+		/* TODO: cancel timer and do timeout handler directly... */
+		/* need to make timeout handlerOS independent */
+		_set_timer(&pmlmepriv->assoc_timer, 1);
+	} else if (pcmd->res != H2C_SUCCESS) {
+		_set_timer(&pmlmepriv->assoc_timer, 1);
+	}
+
+	rtw_free_cmd_obj(pcmd);
+}
+
+void rtw_createbss_cmd_callback(struct adapter *padapter, struct cmd_obj *pcmd)
+{
+	u8 timer_cancelled;
+	struct sta_info *psta = NULL;
+	struct wlan_network *pwlan = NULL;
+	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)pcmd->parmbuf;
+	struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
+
+	if (pcmd->parmbuf == NULL)
+		goto exit;
+
+	if ((pcmd->res != H2C_SUCCESS)) {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\n ********Error: rtw_createbss_cmd_callback  Fail ************\n\n."));
+		_set_timer(&pmlmepriv->assoc_timer, 1);
+	}
+
+	_cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled);
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
+		psta = rtw_get_stainfo(&padapter->stapriv, pnetwork->MacAddress);
+		if (!psta) {
+			psta = rtw_alloc_stainfo(&padapter->stapriv, pnetwork->MacAddress);
+			if (psta == NULL) {
+				RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nCan't alloc sta_info when createbss_cmd_callback\n"));
+				goto createbss_cmd_fail;
+			}
+		}
+
+		rtw_indicate_connect(padapter);
+	} else{
+		pwlan = _rtw_alloc_network(pmlmepriv);
+		spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+		if (pwlan == NULL) {
+			pwlan = rtw_get_oldest_wlan_network(&pmlmepriv->scanned_queue);
+			if (pwlan == NULL) {
+				RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\n Error:  can't get pwlan in rtw_joinbss_event_callback\n"));
+				spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+				goto createbss_cmd_fail;
+			}
+			pwlan->last_scanned = jiffies;
+		} else{
+			list_add_tail(&(pwlan->list), &pmlmepriv->scanned_queue.queue);
+		}
+
+		pnetwork->Length = get_wlan_bssid_ex_sz(pnetwork);
+		memcpy(&(pwlan->network), pnetwork, pnetwork->Length);
+		/* pwlan->fixed = true; */
+
+		/* list_add_tail(&(pwlan->list), &pmlmepriv->scanned_queue.queue); */
+
+		/*  copy pdev_network information to	pmlmepriv->cur_network */
+		memcpy(&tgt_network->network, pnetwork, (get_wlan_bssid_ex_sz(pnetwork)));
+
+		/*  reset DSConfig */
+		/* tgt_network->network.Configuration.DSConfig = (u32)rtw_ch2freq(pnetwork->Configuration.DSConfig); */
+
+		_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+
+		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+		/*  we will set _FW_LINKED when there is one more sat to join us (rtw_stassoc_event_callback) */
+
+	}
+
+createbss_cmd_fail:
+
+	spin_unlock_bh(&pmlmepriv->lock);
+exit:
+	rtw_free_cmd_obj(pcmd);
+}
+
+
+
+void rtw_setstaKey_cmdrsp_callback(struct adapter *padapter,  struct cmd_obj *pcmd)
+{
+
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct set_stakey_rsp *psetstakey_rsp = (struct set_stakey_rsp *) (pcmd->rsp);
+	struct sta_info *psta = rtw_get_stainfo(pstapriv, psetstakey_rsp->addr);
+
+	if (psta == NULL) {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nERROR: rtw_setstaKey_cmdrsp_callback => can't get sta_info\n\n"));
+		goto exit;
+	}
+exit:
+	rtw_free_cmd_obj(pcmd);
+}
+
+void rtw_setassocsta_cmdrsp_callback(struct adapter *padapter,  struct cmd_obj *pcmd)
+{
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct set_assocsta_parm *passocsta_parm = (struct set_assocsta_parm *)(pcmd->parmbuf);
+	struct set_assocsta_rsp *passocsta_rsp = (struct set_assocsta_rsp *) (pcmd->rsp);
+	struct sta_info *psta = rtw_get_stainfo(pstapriv, passocsta_parm->addr);
+
+	if (psta == NULL) {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nERROR: setassocsta_cmdrsp_callbac => can't get sta_info\n\n"));
+		goto exit;
+	}
+
+	psta->aid = psta->mac_id = passocsta_rsp->cam_id;
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	if ((check_fwstate(pmlmepriv, WIFI_MP_STATE) == true) && (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true))
+		_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+
+	set_fwstate(pmlmepriv, _FW_LINKED);
+	spin_unlock_bh(&pmlmepriv->lock);
+
+exit:
+	rtw_free_cmd_obj(pcmd);
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_debug.c b/drivers/staging/rtl8723bs/core/rtw_debug.c
new file mode 100644
index 000000000000..d34747b29309
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_debug.c
@@ -0,0 +1,1453 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_DEBUG_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+
+u32 GlobalDebugLevel = _drv_err_;
+
+#ifdef CONFIG_DEBUG_RTL871X
+
+	u64 GlobalDebugComponents = \
+			_module_rtl871x_xmit_c_ |
+			_module_xmit_osdep_c_ |
+			_module_rtl871x_recv_c_ |
+			_module_recv_osdep_c_ |
+			_module_rtl871x_mlme_c_ |
+			_module_mlme_osdep_c_ |
+			_module_rtl871x_sta_mgt_c_ |
+			_module_rtl871x_cmd_c_ |
+			_module_cmd_osdep_c_ |
+			_module_rtl871x_io_c_ |
+			_module_io_osdep_c_ |
+			_module_os_intfs_c_|
+			_module_rtl871x_security_c_|
+			_module_rtl871x_eeprom_c_|
+			_module_hal_init_c_|
+			_module_hci_hal_init_c_|
+			_module_rtl871x_ioctl_c_|
+			_module_rtl871x_ioctl_set_c_|
+			_module_rtl871x_ioctl_query_c_|
+			_module_rtl871x_pwrctrl_c_|
+			_module_hci_intfs_c_|
+			_module_hci_ops_c_|
+			_module_hci_ops_os_c_|
+			_module_rtl871x_ioctl_os_c|
+			_module_rtl8712_cmd_c_|
+			_module_hal_xmit_c_|
+			_module_rtl8712_recv_c_ |
+			_module_mp_ |
+			_module_efuse_;
+
+#endif /* CONFIG_DEBUG_RTL871X */
+
+#include <rtw_version.h>
+
+void dump_drv_version(void *sel)
+{
+	DBG_871X_SEL_NL(sel, "%s %s\n", "rtl8723bs", DRIVERVERSION);
+}
+
+void dump_log_level(void *sel)
+{
+	DBG_871X_SEL_NL(sel, "log_level:%d\n", GlobalDebugLevel);
+}
+
+void sd_f0_reg_dump(void *sel, struct adapter *adapter)
+{
+	int i;
+
+	for (i = 0x0; i <= 0xff; i++) {
+		if (i%16 == 0)
+			DBG_871X_SEL_NL(sel, "0x%02x ", i);
+
+		DBG_871X_SEL(sel, "%02x ", rtw_sd_f0_read8(adapter, i));
+
+		if (i%16 == 15)
+			DBG_871X_SEL(sel, "\n");
+		else if (i%8 == 7)
+			DBG_871X_SEL(sel, "\t");
+	}
+}
+
+void mac_reg_dump(void *sel, struct adapter *adapter)
+{
+	int i, j = 1;
+
+	DBG_871X_SEL_NL(sel, "======= MAC REG =======\n");
+
+	for (i = 0x0; i < 0x800; i += 4) {
+		if (j%4 == 1)
+			DBG_871X_SEL_NL(sel, "0x%03x", i);
+		DBG_871X_SEL(sel, " 0x%08x ", rtw_read32(adapter, i));
+		if ((j++)%4 == 0)
+			DBG_871X_SEL(sel, "\n");
+	}
+}
+
+void bb_reg_dump(void *sel, struct adapter *adapter)
+{
+	int i, j = 1;
+
+	DBG_871X_SEL_NL(sel, "======= BB REG =======\n");
+	for (i = 0x800; i < 0x1000 ; i += 4) {
+		if (j%4 == 1)
+			DBG_871X_SEL_NL(sel, "0x%03x", i);
+		DBG_871X_SEL(sel, " 0x%08x ", rtw_read32(adapter, i));
+		if ((j++)%4 == 0)
+			DBG_871X_SEL(sel, "\n");
+	}
+}
+
+void rf_reg_dump(void *sel, struct adapter *adapter)
+{
+	int i, j = 1, path;
+	u32 value;
+	u8 rf_type = 0;
+	u8 path_nums = 0;
+
+	rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
+	if ((RF_1T2R == rf_type) || (RF_1T1R == rf_type))
+		path_nums = 1;
+	else
+		path_nums = 2;
+
+	DBG_871X_SEL_NL(sel, "======= RF REG =======\n");
+
+	for (path = 0; path < path_nums; path++) {
+		DBG_871X_SEL_NL(sel, "RF_Path(%x)\n", path);
+		for (i = 0; i < 0x100; i++) {
+			value = rtw_hal_read_rfreg(adapter, path, i, 0xffffffff);
+			if (j%4 == 1)
+				DBG_871X_SEL_NL(sel, "0x%02x ", i);
+			DBG_871X_SEL(sel, " 0x%08x ", value);
+			if ((j++)%4 == 0)
+				DBG_871X_SEL(sel, "\n");
+		}
+	}
+}
+
+#ifdef CONFIG_PROC_DEBUG
+ssize_t proc_set_write_reg(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	char tmp[32];
+	u32 addr, val, len;
+
+	if (count < 3) {
+		DBG_871X("argument size is less than 3\n");
+		return -EFAULT;
+	}
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%x %x %x", &addr, &val, &len);
+
+		if (num !=  3) {
+			DBG_871X("invalid write_reg parameter!\n");
+			return count;
+		}
+
+		switch (len) {
+		case 1:
+			rtw_write8(padapter, addr, (u8)val);
+			break;
+		case 2:
+			rtw_write16(padapter, addr, (u16)val);
+			break;
+		case 4:
+			rtw_write32(padapter, addr, val);
+			break;
+		default:
+			DBG_871X("error write length =%d", len);
+			break;
+		}
+
+	}
+
+	return count;
+
+}
+
+static u32 proc_get_read_addr = 0xeeeeeeee;
+static u32 proc_get_read_len = 0x4;
+
+int proc_get_read_reg(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	if (proc_get_read_addr == 0xeeeeeeee) {
+		DBG_871X_SEL_NL(m, "address not initialized\n");
+		return 0;
+	}
+
+	switch (proc_get_read_len) {
+	case 1:
+		DBG_871X_SEL_NL(m, "rtw_read8(0x%x) = 0x%x\n", proc_get_read_addr, rtw_read8(padapter, proc_get_read_addr));
+		break;
+	case 2:
+		DBG_871X_SEL_NL(m, "rtw_read16(0x%x) = 0x%x\n", proc_get_read_addr, rtw_read16(padapter, proc_get_read_addr));
+		break;
+	case 4:
+		DBG_871X_SEL_NL(m, "rtw_read32(0x%x) = 0x%x\n", proc_get_read_addr, rtw_read32(padapter, proc_get_read_addr));
+		break;
+	default:
+		DBG_871X_SEL_NL(m, "error read length =%d\n", proc_get_read_len);
+		break;
+	}
+
+	return 0;
+}
+
+ssize_t proc_set_read_reg(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	char tmp[16];
+	u32 addr, len;
+
+	if (count < 2) {
+		DBG_871X("argument size is less than 2\n");
+		return -EFAULT;
+	}
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%x %x", &addr, &len);
+
+		if (num !=  2) {
+			DBG_871X("invalid read_reg parameter!\n");
+			return count;
+		}
+
+		proc_get_read_addr = addr;
+
+		proc_get_read_len = len;
+	}
+
+	return count;
+
+}
+
+int proc_get_fwstate(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+
+	DBG_871X_SEL_NL(m, "fwstate = 0x%x\n", get_fwstate(pmlmepriv));
+
+	return 0;
+}
+
+int proc_get_sec_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct security_priv *sec = &padapter->securitypriv;
+
+	DBG_871X_SEL_NL(m, "auth_alg = 0x%x, enc_alg = 0x%x, auth_type = 0x%x, enc_type = 0x%x\n",
+						sec->dot11AuthAlgrthm, sec->dot11PrivacyAlgrthm,
+						sec->ndisauthtype, sec->ndisencryptstatus);
+
+	DBG_871X_SEL_NL(m, "hw_decrypted =%d\n", sec->hw_decrypted);
+
+#ifdef DBG_SW_SEC_CNT
+	DBG_871X_SEL_NL(m, "wep_sw_enc_cnt =%llu, %llu, %llu\n"
+		, sec->wep_sw_enc_cnt_bc, sec->wep_sw_enc_cnt_mc, sec->wep_sw_enc_cnt_uc);
+	DBG_871X_SEL_NL(m, "wep_sw_dec_cnt =%llu, %llu, %llu\n"
+		, sec->wep_sw_dec_cnt_bc, sec->wep_sw_dec_cnt_mc, sec->wep_sw_dec_cnt_uc);
+
+	DBG_871X_SEL_NL(m, "tkip_sw_enc_cnt =%llu, %llu, %llu\n"
+		, sec->tkip_sw_enc_cnt_bc, sec->tkip_sw_enc_cnt_mc, sec->tkip_sw_enc_cnt_uc);
+	DBG_871X_SEL_NL(m, "tkip_sw_dec_cnt =%llu, %llu, %llu\n"
+		, sec->tkip_sw_dec_cnt_bc, sec->tkip_sw_dec_cnt_mc, sec->tkip_sw_dec_cnt_uc);
+
+	DBG_871X_SEL_NL(m, "aes_sw_enc_cnt =%llu, %llu, %llu\n"
+		, sec->aes_sw_enc_cnt_bc, sec->aes_sw_enc_cnt_mc, sec->aes_sw_enc_cnt_uc);
+	DBG_871X_SEL_NL(m, "aes_sw_dec_cnt =%llu, %llu, %llu\n"
+		, sec->aes_sw_dec_cnt_bc, sec->aes_sw_dec_cnt_mc, sec->aes_sw_dec_cnt_uc);
+#endif /* DBG_SW_SEC_CNT */
+
+	return 0;
+}
+
+int proc_get_mlmext_state(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	DBG_871X_SEL_NL(m, "pmlmeinfo->state = 0x%x\n", pmlmeinfo->state);
+
+	return 0;
+}
+
+int proc_get_roam_flags(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	DBG_871X_SEL_NL(m, "0x%02x\n", rtw_roam_flags(adapter));
+
+	return 0;
+}
+
+ssize_t proc_set_roam_flags(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	char tmp[32];
+	u8 flags;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%hhx", &flags);
+
+		if (num == 1)
+			rtw_assign_roam_flags(adapter, flags);
+	}
+
+	return count;
+
+}
+
+int proc_get_roam_param(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_priv *mlme = &adapter->mlmepriv;
+
+	DBG_871X_SEL_NL(m, "%12s %12s %11s\n", "rssi_diff_th", "scanr_exp_ms", "scan_int_ms");
+	DBG_871X_SEL_NL(m, "%-12u %-12u %-11u\n"
+		, mlme->roam_rssi_diff_th
+		, mlme->roam_scanr_exp_ms
+		, mlme->roam_scan_int_ms
+	);
+
+	return 0;
+}
+
+ssize_t proc_set_roam_param(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_priv *mlme = &adapter->mlmepriv;
+
+	char tmp[32];
+	u8 rssi_diff_th;
+	u32 scanr_exp_ms;
+	u32 scan_int_ms;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%hhu %u %u", &rssi_diff_th, &scanr_exp_ms, &scan_int_ms);
+
+		if (num >= 1)
+			mlme->roam_rssi_diff_th = rssi_diff_th;
+		if (num >= 2)
+			mlme->roam_scanr_exp_ms = scanr_exp_ms;
+		if (num >= 3)
+			mlme->roam_scan_int_ms = scan_int_ms;
+	}
+
+	return count;
+
+}
+
+ssize_t proc_set_roam_tgt_addr(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	char tmp[32];
+	u8 addr[ETH_ALEN];
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", addr, addr+1, addr+2, addr+3, addr+4, addr+5);
+		if (num == 6)
+			memcpy(adapter->mlmepriv.roam_tgt_addr, addr, ETH_ALEN);
+
+		DBG_871X("set roam_tgt_addr to "MAC_FMT"\n", MAC_ARG(adapter->mlmepriv.roam_tgt_addr));
+	}
+
+	return count;
+}
+
+int proc_get_qos_option(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+
+	DBG_871X_SEL_NL(m, "qos_option =%d\n", pmlmepriv->qospriv.qos_option);
+
+	return 0;
+}
+
+int proc_get_ht_option(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+
+	DBG_871X_SEL_NL(m, "ht_option =%d\n", pmlmepriv->htpriv.ht_option);
+
+	return 0;
+}
+
+int proc_get_rf_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	DBG_871X_SEL_NL(m, "cur_ch =%d, cur_bw =%d, cur_ch_offet =%d\n",
+					pmlmeext->cur_channel, pmlmeext->cur_bwmode, pmlmeext->cur_ch_offset);
+
+	DBG_871X_SEL_NL(m, "oper_ch =%d, oper_bw =%d, oper_ch_offet =%d\n",
+					rtw_get_oper_ch(padapter), rtw_get_oper_bw(padapter),  rtw_get_oper_choffset(padapter));
+
+	return 0;
+}
+
+int proc_get_survey_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct __queue	*queue	= &(pmlmepriv->scanned_queue);
+	struct wlan_network	*pnetwork = NULL;
+	struct list_head	*plist, *phead;
+	s32 notify_signal;
+	s16 notify_noise = 0;
+	u16  index = 0;
+
+	spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+	phead = get_list_head(queue);
+	plist = phead ? get_next(phead) : NULL;
+	plist = get_next(phead);
+	if ((!phead) || (!plist)) {
+		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+		return 0;
+	}
+
+	DBG_871X_SEL_NL(m, "%5s  %-17s  %3s  %-3s  %-4s  %-4s  %5s  %s\n", "index", "bssid", "ch", "RSSI", "SdBm", "Noise", "age", "ssid");
+	while (1) {
+		if (phead == plist)
+			break;
+
+		pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+		if (!pnetwork)
+			break;
+
+		if (check_fwstate(pmlmepriv, _FW_LINKED) == true &&
+			is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) {
+			notify_signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength);/*dbm*/
+		} else {
+			notify_signal = translate_percentage_to_dbm(pnetwork->network.PhyInfo.SignalStrength);/*dbm*/
+		}
+
+		#if defined(CONFIG_SIGNAL_DISPLAY_DBM) && defined(CONFIG_BACKGROUND_NOISE_MONITOR)
+		rtw_hal_get_odm_var(padapter, HAL_ODM_NOISE_MONITOR, &(pnetwork->network.Configuration.DSConfig), &(notify_noise));
+		#endif
+
+		DBG_871X_SEL_NL(m, "%5d  "MAC_FMT"  %3d  %3d  %4d  %4d  %5d  %s\n",
+			++index,
+			MAC_ARG(pnetwork->network.MacAddress),
+			pnetwork->network.Configuration.DSConfig,
+			(int)pnetwork->network.Rssi,
+			notify_signal,
+			notify_noise,
+			jiffies_to_msecs(jiffies - pnetwork->last_scanned),
+			/*translate_percentage_to_dbm(pnetwork->network.PhyInfo.SignalStrength),*/
+			pnetwork->network.Ssid.Ssid);
+		plist = get_next(plist);
+	}
+	spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+
+	return 0;
+}
+
+int proc_get_ap_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct sta_info *psta;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct wlan_network *cur_network = &(pmlmepriv->cur_network);
+	struct sta_priv *pstapriv = &padapter->stapriv;
+
+	psta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
+	if (psta) {
+		int i;
+		struct recv_reorder_ctrl *preorder_ctrl;
+
+		DBG_871X_SEL_NL(m, "SSID =%s\n", cur_network->network.Ssid.Ssid);
+		DBG_871X_SEL_NL(m, "sta's macaddr:" MAC_FMT "\n", MAC_ARG(psta->hwaddr));
+		DBG_871X_SEL_NL(m, "cur_channel =%d, cur_bwmode =%d, cur_ch_offset =%d\n", pmlmeext->cur_channel, pmlmeext->cur_bwmode, pmlmeext->cur_ch_offset);
+		DBG_871X_SEL_NL(m, "wireless_mode = 0x%x, rtsen =%d, cts2slef =%d\n", psta->wireless_mode, psta->rtsen, psta->cts2self);
+		DBG_871X_SEL_NL(m, "state = 0x%x, aid =%d, macid =%d, raid =%d\n", psta->state, psta->aid, psta->mac_id, psta->raid);
+		DBG_871X_SEL_NL(m, "qos_en =%d, ht_en =%d, init_rate =%d\n", psta->qos_option, psta->htpriv.ht_option, psta->init_rate);
+		DBG_871X_SEL_NL(m, "bwmode =%d, ch_offset =%d, sgi_20m =%d, sgi_40m =%d\n", psta->bw_mode, psta->htpriv.ch_offset, psta->htpriv.sgi_20m, psta->htpriv.sgi_40m);
+		DBG_871X_SEL_NL(m, "ampdu_enable = %d\n", psta->htpriv.ampdu_enable);
+		DBG_871X_SEL_NL(m, "agg_enable_bitmap =%x, candidate_tid_bitmap =%x\n", psta->htpriv.agg_enable_bitmap, psta->htpriv.candidate_tid_bitmap);
+		DBG_871X_SEL_NL(m, "ldpc_cap = 0x%x, stbc_cap = 0x%x, beamform_cap = 0x%x\n", psta->htpriv.ldpc_cap, psta->htpriv.stbc_cap, psta->htpriv.beamform_cap);
+
+		for (i = 0; i < 16; i++) {
+			preorder_ctrl = &psta->recvreorder_ctrl[i];
+			if (preorder_ctrl->enable) {
+				DBG_871X_SEL_NL(m, "tid =%d, indicate_seq =%d\n", i, preorder_ctrl->indicate_seq);
+			}
+		}
+
+	} else{
+		DBG_871X_SEL_NL(m, "can't get sta's macaddr, cur_network's macaddr:" MAC_FMT "\n", MAC_ARG(cur_network->network.MacAddress));
+	}
+
+	return 0;
+}
+
+int proc_get_adapter_state(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	DBG_871X_SEL_NL(m, "name =%s, bSurpriseRemoved =%d, bDriverStopped =%d\n",
+					dev->name, padapter->bSurpriseRemoved, padapter->bDriverStopped);
+
+	return 0;
+}
+
+int proc_get_trx_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	int i;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+	struct recv_priv  *precvpriv = &padapter->recvpriv;
+	struct hw_xmit *phwxmit;
+
+	DBG_871X_SEL_NL(m, "free_xmitbuf_cnt =%d, free_xmitframe_cnt =%d\n"
+		, pxmitpriv->free_xmitbuf_cnt, pxmitpriv->free_xmitframe_cnt);
+	DBG_871X_SEL_NL(m, "free_ext_xmitbuf_cnt =%d, free_xframe_ext_cnt =%d\n"
+		, pxmitpriv->free_xmit_extbuf_cnt, pxmitpriv->free_xframe_ext_cnt);
+	DBG_871X_SEL_NL(m, "free_recvframe_cnt =%d\n"
+		, precvpriv->free_recvframe_cnt);
+
+	for (i = 0; i < 4; i++) {
+		phwxmit = pxmitpriv->hwxmits + i;
+		DBG_871X_SEL_NL(m, "%d, hwq.accnt =%d\n", i, phwxmit->accnt);
+	}
+
+	return 0;
+}
+
+int proc_get_rate_ctl(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	if (adapter->fix_rate != 0xff) {
+		DBG_871X_SEL_NL(m, "FIX\n");
+		DBG_871X_SEL_NL(m, "0x%02x\n", adapter->fix_rate);
+	} else {
+		DBG_871X_SEL_NL(m, "RA\n");
+	}
+
+	return 0;
+}
+
+ssize_t proc_set_rate_ctl(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+	char tmp[32];
+	u8 fix_rate;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%hhx", &fix_rate);
+
+		if (num >= 1)
+			adapter->fix_rate = fix_rate;
+	}
+
+	return count;
+}
+
+u8 g_fwdl_chksum_fail = 0;
+u8 g_fwdl_wintint_rdy_fail = 0;
+
+ssize_t proc_set_fwdl_test_case(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	char tmp[32];
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		sscanf(tmp, "%hhu %hhu", &g_fwdl_chksum_fail, &g_fwdl_wintint_rdy_fail);
+	}
+
+	return count;
+}
+
+u32 g_wait_hiq_empty = 0;
+
+ssize_t proc_set_wait_hiq_empty(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	char tmp[32];
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		sscanf(tmp, "%u", &g_wait_hiq_empty);
+	}
+
+	return count;
+}
+
+int proc_get_suspend_resume_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct dvobj_priv *dvobj = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &dvobj->drv_dbg;
+
+	DBG_871X_SEL_NL(m, "dbg_sdio_alloc_irq_cnt =%d\n", pdbgpriv->dbg_sdio_alloc_irq_cnt);
+	DBG_871X_SEL_NL(m, "dbg_sdio_free_irq_cnt =%d\n", pdbgpriv->dbg_sdio_free_irq_cnt);
+	DBG_871X_SEL_NL(m, "dbg_sdio_alloc_irq_error_cnt =%d\n", pdbgpriv->dbg_sdio_alloc_irq_error_cnt);
+	DBG_871X_SEL_NL(m, "dbg_sdio_free_irq_error_cnt =%d\n", pdbgpriv->dbg_sdio_free_irq_error_cnt);
+	DBG_871X_SEL_NL(m, "dbg_sdio_init_error_cnt =%d\n", pdbgpriv->dbg_sdio_init_error_cnt);
+	DBG_871X_SEL_NL(m, "dbg_sdio_deinit_error_cnt =%d\n", pdbgpriv->dbg_sdio_deinit_error_cnt);
+	DBG_871X_SEL_NL(m, "dbg_suspend_error_cnt =%d\n", pdbgpriv->dbg_suspend_error_cnt);
+	DBG_871X_SEL_NL(m, "dbg_suspend_cnt =%d\n", pdbgpriv->dbg_suspend_cnt);
+	DBG_871X_SEL_NL(m, "dbg_resume_cnt =%d\n", pdbgpriv->dbg_resume_cnt);
+	DBG_871X_SEL_NL(m, "dbg_resume_error_cnt =%d\n", pdbgpriv->dbg_resume_error_cnt);
+	DBG_871X_SEL_NL(m, "dbg_deinit_fail_cnt =%d\n", pdbgpriv->dbg_deinit_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_carddisable_cnt =%d\n", pdbgpriv->dbg_carddisable_cnt);
+	DBG_871X_SEL_NL(m, "dbg_ps_insuspend_cnt =%d\n", pdbgpriv->dbg_ps_insuspend_cnt);
+	DBG_871X_SEL_NL(m, "dbg_dev_unload_inIPS_cnt =%d\n", pdbgpriv->dbg_dev_unload_inIPS_cnt);
+	DBG_871X_SEL_NL(m, "dbg_scan_pwr_state_cnt =%d\n", pdbgpriv->dbg_scan_pwr_state_cnt);
+	DBG_871X_SEL_NL(m, "dbg_downloadfw_pwr_state_cnt =%d\n", pdbgpriv->dbg_downloadfw_pwr_state_cnt);
+	DBG_871X_SEL_NL(m, "dbg_carddisable_error_cnt =%d\n", pdbgpriv->dbg_carddisable_error_cnt);
+	DBG_871X_SEL_NL(m, "dbg_fw_read_ps_state_fail_cnt =%d\n", pdbgpriv->dbg_fw_read_ps_state_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_leave_ips_fail_cnt =%d\n", pdbgpriv->dbg_leave_ips_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_leave_lps_fail_cnt =%d\n", pdbgpriv->dbg_leave_lps_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_h2c_leave32k_fail_cnt =%d\n", pdbgpriv->dbg_h2c_leave32k_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_diswow_dload_fw_fail_cnt =%d\n", pdbgpriv->dbg_diswow_dload_fw_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_enwow_dload_fw_fail_cnt =%d\n", pdbgpriv->dbg_enwow_dload_fw_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_ips_drvopen_fail_cnt =%d\n", pdbgpriv->dbg_ips_drvopen_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_poll_fail_cnt =%d\n", pdbgpriv->dbg_poll_fail_cnt);
+	DBG_871X_SEL_NL(m, "dbg_rpwm_toogle_cnt =%d\n", pdbgpriv->dbg_rpwm_toogle_cnt);
+	DBG_871X_SEL_NL(m, "dbg_rpwm_timeout_fail_cnt =%d\n", pdbgpriv->dbg_rpwm_timeout_fail_cnt);
+
+	return 0;
+}
+
+#ifdef CONFIG_DBG_COUNTER
+
+int proc_get_rx_logs(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct rx_logs *rx_logs = &padapter->rx_logs;
+
+	DBG_871X_SEL_NL(m,
+		"intf_rx =%d\n"
+		"intf_rx_err_recvframe =%d\n"
+		"intf_rx_err_skb =%d\n"
+		"intf_rx_report =%d\n"
+		"core_rx =%d\n"
+		"core_rx_pre =%d\n"
+		"core_rx_pre_ver_err =%d\n"
+		"core_rx_pre_mgmt =%d\n"
+		"core_rx_pre_mgmt_err_80211w =%d\n"
+		"core_rx_pre_mgmt_err =%d\n"
+		"core_rx_pre_ctrl =%d\n"
+		"core_rx_pre_ctrl_err =%d\n"
+		"core_rx_pre_data =%d\n"
+		"core_rx_pre_data_wapi_seq_err =%d\n"
+		"core_rx_pre_data_wapi_key_err =%d\n"
+		"core_rx_pre_data_handled =%d\n"
+		"core_rx_pre_data_err =%d\n"
+		"core_rx_pre_data_unknown =%d\n"
+		"core_rx_pre_unknown =%d\n"
+		"core_rx_enqueue =%d\n"
+		"core_rx_dequeue =%d\n"
+		"core_rx_post =%d\n"
+		"core_rx_post_decrypt =%d\n"
+		"core_rx_post_decrypt_wep =%d\n"
+		"core_rx_post_decrypt_tkip =%d\n"
+		"core_rx_post_decrypt_aes =%d\n"
+		"core_rx_post_decrypt_wapi =%d\n"
+		"core_rx_post_decrypt_hw =%d\n"
+		"core_rx_post_decrypt_unknown =%d\n"
+		"core_rx_post_decrypt_err =%d\n"
+		"core_rx_post_defrag_err =%d\n"
+		"core_rx_post_portctrl_err =%d\n"
+		"core_rx_post_indicate =%d\n"
+		"core_rx_post_indicate_in_oder =%d\n"
+		"core_rx_post_indicate_reoder =%d\n"
+		"core_rx_post_indicate_err =%d\n"
+		"os_indicate =%d\n"
+		"os_indicate_ap_mcast =%d\n"
+		"os_indicate_ap_forward =%d\n"
+		"os_indicate_ap_self =%d\n"
+		"os_indicate_err =%d\n"
+		"os_netif_ok =%d\n"
+		"os_netif_err =%d\n",
+		rx_logs->intf_rx,
+		rx_logs->intf_rx_err_recvframe,
+		rx_logs->intf_rx_err_skb,
+		rx_logs->intf_rx_report,
+		rx_logs->core_rx,
+		rx_logs->core_rx_pre,
+		rx_logs->core_rx_pre_ver_err,
+		rx_logs->core_rx_pre_mgmt,
+		rx_logs->core_rx_pre_mgmt_err_80211w,
+		rx_logs->core_rx_pre_mgmt_err,
+		rx_logs->core_rx_pre_ctrl,
+		rx_logs->core_rx_pre_ctrl_err,
+		rx_logs->core_rx_pre_data,
+		rx_logs->core_rx_pre_data_wapi_seq_err,
+		rx_logs->core_rx_pre_data_wapi_key_err,
+		rx_logs->core_rx_pre_data_handled,
+		rx_logs->core_rx_pre_data_err,
+		rx_logs->core_rx_pre_data_unknown,
+		rx_logs->core_rx_pre_unknown,
+		rx_logs->core_rx_enqueue,
+		rx_logs->core_rx_dequeue,
+		rx_logs->core_rx_post,
+		rx_logs->core_rx_post_decrypt,
+		rx_logs->core_rx_post_decrypt_wep,
+		rx_logs->core_rx_post_decrypt_tkip,
+		rx_logs->core_rx_post_decrypt_aes,
+		rx_logs->core_rx_post_decrypt_wapi,
+		rx_logs->core_rx_post_decrypt_hw,
+		rx_logs->core_rx_post_decrypt_unknown,
+		rx_logs->core_rx_post_decrypt_err,
+		rx_logs->core_rx_post_defrag_err,
+		rx_logs->core_rx_post_portctrl_err,
+		rx_logs->core_rx_post_indicate,
+		rx_logs->core_rx_post_indicate_in_oder,
+		rx_logs->core_rx_post_indicate_reoder,
+		rx_logs->core_rx_post_indicate_err,
+		rx_logs->os_indicate,
+		rx_logs->os_indicate_ap_mcast,
+		rx_logs->os_indicate_ap_forward,
+		rx_logs->os_indicate_ap_self,
+		rx_logs->os_indicate_err,
+		rx_logs->os_netif_ok,
+		rx_logs->os_netif_err
+	);
+
+	return 0;
+}
+
+int proc_get_tx_logs(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct tx_logs *tx_logs = &padapter->tx_logs;
+
+	DBG_871X_SEL_NL(m,
+		"os_tx =%d\n"
+		"os_tx_err_up =%d\n"
+		"os_tx_err_xmit =%d\n"
+		"os_tx_m2u =%d\n"
+		"os_tx_m2u_ignore_fw_linked =%d\n"
+		"os_tx_m2u_ignore_self =%d\n"
+		"os_tx_m2u_entry =%d\n"
+		"os_tx_m2u_entry_err_xmit =%d\n"
+		"os_tx_m2u_entry_err_skb =%d\n"
+		"os_tx_m2u_stop =%d\n"
+		"core_tx =%d\n"
+		"core_tx_err_pxmitframe =%d\n"
+		"core_tx_err_brtx =%d\n"
+		"core_tx_upd_attrib =%d\n"
+		"core_tx_upd_attrib_adhoc =%d\n"
+		"core_tx_upd_attrib_sta =%d\n"
+		"core_tx_upd_attrib_ap =%d\n"
+		"core_tx_upd_attrib_unknown =%d\n"
+		"core_tx_upd_attrib_dhcp =%d\n"
+		"core_tx_upd_attrib_icmp =%d\n"
+		"core_tx_upd_attrib_active =%d\n"
+		"core_tx_upd_attrib_err_ucast_sta =%d\n"
+		"core_tx_upd_attrib_err_ucast_ap_link =%d\n"
+		"core_tx_upd_attrib_err_sta =%d\n"
+		"core_tx_upd_attrib_err_link =%d\n"
+		"core_tx_upd_attrib_err_sec =%d\n"
+		"core_tx_ap_enqueue_warn_fwstate =%d\n"
+		"core_tx_ap_enqueue_warn_sta =%d\n"
+		"core_tx_ap_enqueue_warn_nosta =%d\n"
+		"core_tx_ap_enqueue_warn_link =%d\n"
+		"core_tx_ap_enqueue_warn_trigger =%d\n"
+		"core_tx_ap_enqueue_mcast =%d\n"
+		"core_tx_ap_enqueue_ucast =%d\n"
+		"core_tx_ap_enqueue =%d\n"
+		"intf_tx =%d\n"
+		"intf_tx_pending_ac =%d\n"
+		"intf_tx_pending_fw_under_survey =%d\n"
+		"intf_tx_pending_fw_under_linking =%d\n"
+		"intf_tx_pending_xmitbuf =%d\n"
+		"intf_tx_enqueue =%d\n"
+		"core_tx_enqueue =%d\n"
+		"core_tx_enqueue_class =%d\n"
+		"core_tx_enqueue_class_err_sta =%d\n"
+		"core_tx_enqueue_class_err_nosta =%d\n"
+		"core_tx_enqueue_class_err_fwlink =%d\n"
+		"intf_tx_direct =%d\n"
+		"intf_tx_direct_err_coalesce =%d\n"
+		"intf_tx_dequeue =%d\n"
+		"intf_tx_dequeue_err_coalesce =%d\n"
+		"intf_tx_dump_xframe =%d\n"
+		"intf_tx_dump_xframe_err_txdesc =%d\n"
+		"intf_tx_dump_xframe_err_port =%d\n",
+		tx_logs->os_tx,
+		tx_logs->os_tx_err_up,
+		tx_logs->os_tx_err_xmit,
+		tx_logs->os_tx_m2u,
+		tx_logs->os_tx_m2u_ignore_fw_linked,
+		tx_logs->os_tx_m2u_ignore_self,
+		tx_logs->os_tx_m2u_entry,
+		tx_logs->os_tx_m2u_entry_err_xmit,
+		tx_logs->os_tx_m2u_entry_err_skb,
+		tx_logs->os_tx_m2u_stop,
+		tx_logs->core_tx,
+		tx_logs->core_tx_err_pxmitframe,
+		tx_logs->core_tx_err_brtx,
+		tx_logs->core_tx_upd_attrib,
+		tx_logs->core_tx_upd_attrib_adhoc,
+		tx_logs->core_tx_upd_attrib_sta,
+		tx_logs->core_tx_upd_attrib_ap,
+		tx_logs->core_tx_upd_attrib_unknown,
+		tx_logs->core_tx_upd_attrib_dhcp,
+		tx_logs->core_tx_upd_attrib_icmp,
+		tx_logs->core_tx_upd_attrib_active,
+		tx_logs->core_tx_upd_attrib_err_ucast_sta,
+		tx_logs->core_tx_upd_attrib_err_ucast_ap_link,
+		tx_logs->core_tx_upd_attrib_err_sta,
+		tx_logs->core_tx_upd_attrib_err_link,
+		tx_logs->core_tx_upd_attrib_err_sec,
+		tx_logs->core_tx_ap_enqueue_warn_fwstate,
+		tx_logs->core_tx_ap_enqueue_warn_sta,
+		tx_logs->core_tx_ap_enqueue_warn_nosta,
+		tx_logs->core_tx_ap_enqueue_warn_link,
+		tx_logs->core_tx_ap_enqueue_warn_trigger,
+		tx_logs->core_tx_ap_enqueue_mcast,
+		tx_logs->core_tx_ap_enqueue_ucast,
+		tx_logs->core_tx_ap_enqueue,
+		tx_logs->intf_tx,
+		tx_logs->intf_tx_pending_ac,
+		tx_logs->intf_tx_pending_fw_under_survey,
+		tx_logs->intf_tx_pending_fw_under_linking,
+		tx_logs->intf_tx_pending_xmitbuf,
+		tx_logs->intf_tx_enqueue,
+		tx_logs->core_tx_enqueue,
+		tx_logs->core_tx_enqueue_class,
+		tx_logs->core_tx_enqueue_class_err_sta,
+		tx_logs->core_tx_enqueue_class_err_nosta,
+		tx_logs->core_tx_enqueue_class_err_fwlink,
+		tx_logs->intf_tx_direct,
+		tx_logs->intf_tx_direct_err_coalesce,
+		tx_logs->intf_tx_dequeue,
+		tx_logs->intf_tx_dequeue_err_coalesce,
+		tx_logs->intf_tx_dump_xframe,
+		tx_logs->intf_tx_dump_xframe_err_txdesc,
+		tx_logs->intf_tx_dump_xframe_err_port
+	);
+
+	return 0;
+}
+
+int proc_get_int_logs(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	DBG_871X_SEL_NL(m,
+		"all =%d\n"
+		"err =%d\n"
+		"tbdok =%d\n"
+		"tbder =%d\n"
+		"bcnderr =%d\n"
+		"bcndma =%d\n"
+		"bcndma_e =%d\n"
+		"rx =%d\n"
+		"rx_rdu =%d\n"
+		"rx_fovw =%d\n"
+		"txfovw =%d\n"
+		"mgntok =%d\n"
+		"highdok =%d\n"
+		"bkdok =%d\n"
+		"bedok =%d\n"
+		"vidok =%d\n"
+		"vodok =%d\n",
+		padapter->int_logs.all,
+		padapter->int_logs.err,
+		padapter->int_logs.tbdok,
+		padapter->int_logs.tbder,
+		padapter->int_logs.bcnderr,
+		padapter->int_logs.bcndma,
+		padapter->int_logs.bcndma_e,
+		padapter->int_logs.rx,
+		padapter->int_logs.rx_rdu,
+		padapter->int_logs.rx_fovw,
+		padapter->int_logs.txfovw,
+		padapter->int_logs.mgntok,
+		padapter->int_logs.highdok,
+		padapter->int_logs.bkdok,
+		padapter->int_logs.bedok,
+		padapter->int_logs.vidok,
+		padapter->int_logs.vodok
+	);
+
+	return 0;
+}
+
+#endif /* CONFIG_DBG_COUNTER*/
+
+int proc_get_rx_signal(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	DBG_871X_SEL_NL(m, "rssi:%d\n", padapter->recvpriv.rssi);
+	/*DBG_871X_SEL_NL(m, "rxpwdb:%d\n", padapter->recvpriv.rxpwdb);*/
+	DBG_871X_SEL_NL(m, "signal_strength:%u\n", padapter->recvpriv.signal_strength);
+	DBG_871X_SEL_NL(m, "signal_qual:%u\n", padapter->recvpriv.signal_qual);
+	DBG_871X_SEL_NL(m, "noise:%d\n", padapter->recvpriv.noise);
+	rtw_odm_get_perpkt_rssi(m, padapter);
+	#ifdef DBG_RX_SIGNAL_DISPLAY_RAW_DATA
+	rtw_get_raw_rssi_info(m, padapter);
+	#endif
+	return 0;
+}
+
+
+int proc_get_hw_status(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct dvobj_priv *dvobj = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &dvobj->drv_dbg;
+
+	DBG_871X_SEL_NL(m, "RX FIFO full count: last_time =%lld, current_time =%lld, differential =%lld\n"
+	, pdbgpriv->dbg_rx_fifo_last_overflow, pdbgpriv->dbg_rx_fifo_curr_overflow, pdbgpriv->dbg_rx_fifo_diff_overflow);
+
+	return 0;
+}
+
+ssize_t proc_set_rx_signal(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	char tmp[32];
+	u32 is_signal_dbg, signal_strength;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%u %u", &is_signal_dbg, &signal_strength);
+
+		is_signal_dbg = is_signal_dbg == 0?0:1;
+
+		if (is_signal_dbg && num != 2)
+			return count;
+
+		signal_strength = signal_strength > 100?100:signal_strength;
+
+		padapter->recvpriv.is_signal_dbg = is_signal_dbg;
+		padapter->recvpriv.signal_strength_dbg =  signal_strength;
+
+		if (is_signal_dbg)
+			DBG_871X("set %s %u\n", "DBG_SIGNAL_STRENGTH", signal_strength);
+		else
+			DBG_871X("set %s\n", "HW_SIGNAL_STRENGTH");
+
+	}
+
+	return count;
+
+}
+
+int proc_get_ht_enable(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+
+	if (pregpriv)
+		DBG_871X_SEL_NL(m, "%d\n", pregpriv->ht_enable);
+
+	return 0;
+}
+
+ssize_t proc_set_ht_enable(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+	char tmp[32];
+	u32 mode;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		sscanf(tmp, "%d ", &mode);
+
+		if (pregpriv && mode >= 0 && mode < 2) {
+			pregpriv->ht_enable = mode;
+			printk("ht_enable =%d\n", pregpriv->ht_enable);
+		}
+	}
+
+	return count;
+
+}
+
+int proc_get_bw_mode(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+
+	if (pregpriv)
+		DBG_871X_SEL_NL(m, "0x%02x\n", pregpriv->bw_mode);
+
+	return 0;
+}
+
+ssize_t proc_set_bw_mode(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+	char tmp[32];
+	u32 mode;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		sscanf(tmp, "%d ", &mode);
+
+		if (pregpriv &&  mode < 2) {
+
+			pregpriv->bw_mode = mode;
+			printk("bw_mode =%d\n", mode);
+
+		}
+	}
+
+	return count;
+
+}
+
+int proc_get_ampdu_enable(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+
+	if (pregpriv)
+		DBG_871X_SEL_NL(m, "%d\n", pregpriv->ampdu_enable);
+
+	return 0;
+}
+
+ssize_t proc_set_ampdu_enable(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+	char tmp[32];
+	u32 mode;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		sscanf(tmp, "%d ", &mode);
+
+		if (pregpriv && mode < 3) {
+			pregpriv->ampdu_enable = mode;
+			printk("ampdu_enable =%d\n", mode);
+		}
+
+	}
+
+	return count;
+
+}
+
+int proc_get_rx_ampdu(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if (pregpriv)
+		DBG_871X_SEL_NL(m,
+			"bAcceptAddbaReq = %d , 0:Reject AP's Add BA req, 1:Accept AP's Add BA req.\n", pmlmeinfo->bAcceptAddbaReq
+			);
+
+	return 0;
+}
+
+ssize_t proc_set_rx_ampdu(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	char tmp[32];
+	u32 mode;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		sscanf(tmp, "%d ", &mode);
+
+		if (pregpriv && mode >= 0 && mode < 2) {
+			pmlmeinfo->bAcceptAddbaReq = mode;
+			DBG_871X("pmlmeinfo->bAcceptAddbaReq =%d\n", pmlmeinfo->bAcceptAddbaReq);
+			if (mode == 0) {
+				/*tear down Rx AMPDU*/
+				send_delba(padapter, 0, get_my_bssid(&(pmlmeinfo->network)));/* recipient*/
+			}
+		}
+
+	}
+
+	return count;
+}
+
+int proc_get_en_fwps(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+
+	if (pregpriv)
+		DBG_871X_SEL_NL(m, "check_fw_ps = %d , 1:enable get FW PS state , 0: disable get FW PS state\n"
+			, pregpriv->check_fw_ps);
+
+	return 0;
+}
+
+ssize_t proc_set_en_fwps(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+	char tmp[32];
+	u32 mode;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		sscanf(tmp, "%d ", &mode);
+
+		if (pregpriv && mode >= 0 && mode < 2) {
+			pregpriv->check_fw_ps = mode;
+			DBG_871X("pregpriv->check_fw_ps =%d\n", pregpriv->check_fw_ps);
+		}
+	}
+	return count;
+}
+
+int proc_get_rx_stbc(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+
+	if (pregpriv)
+		DBG_871X_SEL_NL(m, "%d\n", pregpriv->rx_stbc);
+
+	return 0;
+}
+
+ssize_t proc_set_rx_stbc(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+	char tmp[32];
+	u32 mode;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		sscanf(tmp, "%d ", &mode);
+
+		if (pregpriv && (mode == 0 || mode == 1 ||
+		    mode == 2 || mode == 3)) {
+			pregpriv->rx_stbc = mode;
+			printk("rx_stbc =%d\n", mode);
+		}
+	}
+
+	return count;
+
+}
+
+int proc_get_rssi_disp(struct seq_file *m, void *v)
+{
+	return 0;
+}
+
+ssize_t proc_set_rssi_disp(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	char tmp[32];
+	u32 enable = 0;
+
+	if (count < 1) {
+		DBG_8192C("argument size is less than 1\n");
+		return -EFAULT;
+	}
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		int num = sscanf(tmp, "%x", &enable);
+
+		if (num !=  1) {
+			DBG_8192C("invalid set_rssi_disp parameter!\n");
+			return count;
+		}
+
+		if (enable) {
+			DBG_8192C("Linked info Function Enable\n");
+			padapter->bLinkInfoDump = enable;
+		} else {
+			DBG_8192C("Linked info Function Disable\n");
+			padapter->bLinkInfoDump = 0;
+		}
+	}
+	return count;
+}
+
+int proc_get_all_sta_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct sta_info *psta;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	int i, j;
+	struct list_head	*plist, *phead;
+	struct recv_reorder_ctrl *preorder_ctrl;
+
+	DBG_871X_SEL_NL(m, "sta_dz_bitmap = 0x%x, tim_bitmap = 0x%x\n", pstapriv->sta_dz_bitmap, pstapriv->tim_bitmap);
+
+	spin_lock_bh(&pstapriv->sta_hash_lock);
+
+	for (i = 0; i < NUM_STA; i++) {
+		phead = &(pstapriv->sta_hash[i]);
+		plist = get_next(phead);
+
+		while (phead != plist) {
+			psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
+
+			plist = get_next(plist);
+
+			DBG_871X_SEL_NL(m, "==============================\n");
+			DBG_871X_SEL_NL(m, "sta's macaddr:" MAC_FMT "\n",
+					MAC_ARG(psta->hwaddr));
+			DBG_871X_SEL_NL(m, "rtsen =%d, cts2slef =%d\n",
+					psta->rtsen, psta->cts2self);
+			DBG_871X_SEL_NL(m, "state = 0x%x, aid =%d, macid =%d, raid =%d\n",
+					psta->state, psta->aid, psta->mac_id,
+					psta->raid);
+			DBG_871X_SEL_NL(m, "qos_en =%d, ht_en =%d, init_rate =%d\n",
+					psta->qos_option,
+					psta->htpriv.ht_option,
+					psta->init_rate);
+			DBG_871X_SEL_NL(m, "bwmode =%d, ch_offset =%d, sgi_20m =%d, sgi_40m =%d\n",
+					psta->bw_mode, psta->htpriv.ch_offset,
+					psta->htpriv.sgi_20m,
+					psta->htpriv.sgi_40m);
+			DBG_871X_SEL_NL(m, "ampdu_enable = %d\n",
+					psta->htpriv.ampdu_enable);
+			DBG_871X_SEL_NL(m, "agg_enable_bitmap =%x, candidate_tid_bitmap =%x\n",
+					psta->htpriv.agg_enable_bitmap,
+					psta->htpriv.candidate_tid_bitmap);
+			DBG_871X_SEL_NL(m, "sleepq_len =%d\n",
+					psta->sleepq_len);
+			DBG_871X_SEL_NL(m, "sta_xmitpriv.vo_q_qcnt =%d\n",
+					psta->sta_xmitpriv.vo_q.qcnt);
+			DBG_871X_SEL_NL(m, "sta_xmitpriv.vi_q_qcnt =%d\n",
+					psta->sta_xmitpriv.vi_q.qcnt);
+			DBG_871X_SEL_NL(m, "sta_xmitpriv.be_q_qcnt =%d\n",
+					psta->sta_xmitpriv.be_q.qcnt);
+			DBG_871X_SEL_NL(m, "sta_xmitpriv.bk_q_qcnt =%d\n",
+					psta->sta_xmitpriv.bk_q.qcnt);
+
+			DBG_871X_SEL_NL(m, "capability = 0x%x\n",
+					psta->capability);
+			DBG_871X_SEL_NL(m, "flags = 0x%x\n", psta->flags);
+			DBG_871X_SEL_NL(m, "wpa_psk = 0x%x\n", psta->wpa_psk);
+			DBG_871X_SEL_NL(m, "wpa2_group_cipher = 0x%x\n",
+					psta->wpa2_group_cipher);
+			DBG_871X_SEL_NL(m, "wpa2_pairwise_cipher = 0x%x\n",
+					psta->wpa2_pairwise_cipher);
+			DBG_871X_SEL_NL(m, "qos_info = 0x%x\n", psta->qos_info);
+			DBG_871X_SEL_NL(m, "dot118021XPrivacy = 0x%x\n",
+					psta->dot118021XPrivacy);
+
+			for (j = 0; j < 16; j++) {
+				preorder_ctrl = &psta->recvreorder_ctrl[j];
+				if (preorder_ctrl->enable)
+					DBG_871X_SEL_NL(m, "tid =%d, indicate_seq =%d\n",
+							j, preorder_ctrl->indicate_seq);
+			}
+			DBG_871X_SEL_NL(m, "==============================\n");
+		}
+	}
+
+	spin_unlock_bh(&pstapriv->sta_hash_lock);
+
+	return 0;
+}
+
+int proc_get_btcoex_dbg(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter;
+	char buf[512] = {0};
+	padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	rtw_btcoex_GetDBG(padapter, buf, 512);
+
+	DBG_871X_SEL(m, "%s", buf);
+
+	return 0;
+}
+
+ssize_t proc_set_btcoex_dbg(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter;
+	u8 tmp[80] = {0};
+	u32 module[2] = {0};
+	u32 num;
+
+	padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+/*	DBG_871X("+" FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(padapter));*/
+
+	if (NULL == buffer) {
+		DBG_871X(FUNC_ADPT_FMT ": input buffer is NULL!\n",
+			FUNC_ADPT_ARG(padapter));
+
+		return -EFAULT;
+	}
+
+	if (count < 1) {
+		DBG_871X(FUNC_ADPT_FMT ": input length is 0!\n",
+			FUNC_ADPT_ARG(padapter));
+
+		return -EFAULT;
+	}
+
+	num = count;
+	if (num > (sizeof(tmp) - 1))
+		num = (sizeof(tmp) - 1);
+
+	if (copy_from_user(tmp, buffer, num)) {
+		DBG_871X(FUNC_ADPT_FMT ": copy buffer from user space FAIL!\n",
+			FUNC_ADPT_ARG(padapter));
+
+		return -EFAULT;
+	}
+
+	num = sscanf(tmp, "%x %x", module, module+1);
+	if (1 == num) {
+		if (0 == module[0])
+			memset(module, 0, sizeof(module));
+		else
+			memset(module, 0xFF, sizeof(module));
+	} else if (2 != num) {
+		DBG_871X(FUNC_ADPT_FMT ": input(\"%s\") format incorrect!\n",
+			FUNC_ADPT_ARG(padapter), tmp);
+
+		if (0 == num)
+			return -EFAULT;
+	}
+
+	DBG_871X(FUNC_ADPT_FMT ": input 0x%08X 0x%08X\n",
+		FUNC_ADPT_ARG(padapter), module[0], module[1]);
+	rtw_btcoex_SetDBG(padapter, module);
+
+	return count;
+}
+
+int proc_get_btcoex_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter;
+	const u32 bufsize = 30*100;
+	u8 *pbuf = NULL;
+
+	padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	pbuf = rtw_zmalloc(bufsize);
+	if (NULL == pbuf) {
+		return -ENOMEM;
+	}
+
+	rtw_btcoex_DisplayBtCoexInfo(padapter, pbuf, bufsize);
+
+	DBG_871X_SEL(m, "%s\n", pbuf);
+
+	kfree(pbuf);
+
+	return 0;
+}
+
+#endif
diff --git a/drivers/staging/rtl8723bs/core/rtw_eeprom.c b/drivers/staging/rtl8723bs/core/rtw_eeprom.c
new file mode 100644
index 000000000000..35031a7a5dc5
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_eeprom.c
@@ -0,0 +1,369 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_EEPROM_C_
+
+#include <drv_conf.h>
+#include <osdep_service.h>
+#include <drv_types.h>
+
+void up_clk(_adapter *padapter,	 u16 *x)
+{
+_func_enter_;
+	*x = *x | _EESK;
+	rtw_write8(padapter, EE_9346CR, (u8)*x);
+	udelay(CLOCK_RATE);
+
+_func_exit_;
+
+}
+
+void down_clk(_adapter *padapter, u16 *x)
+{
+_func_enter_;
+	*x = *x & ~_EESK;
+	rtw_write8(padapter, EE_9346CR, (u8)*x);
+	udelay(CLOCK_RATE);
+_func_exit_;
+}
+
+void shift_out_bits(_adapter *padapter, u16 data, u16 count)
+{
+	u16 x, mask;
+_func_enter_;
+
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	mask = 0x01 << (count - 1);
+	x = rtw_read8(padapter, EE_9346CR);
+
+	x &= ~(_EEDO | _EEDI);
+
+	do {
+		x &= ~_EEDI;
+		if (data & mask)
+			x |= _EEDI;
+		if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+		}
+		rtw_write8(padapter, EE_9346CR, (u8)x);
+		udelay(CLOCK_RATE);
+		up_clk(padapter, &x);
+		down_clk(padapter, &x);
+		mask = mask >> 1;
+	} while (mask);
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	x &= ~_EEDI;
+	rtw_write8(padapter, EE_9346CR, (u8)x);
+out:
+_func_exit_;
+}
+
+u16 shift_in_bits(_adapter *padapter)
+{
+	u16 x, d = 0, i;
+_func_enter_;
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	x = rtw_read8(padapter, EE_9346CR);
+
+	x &= ~(_EEDO | _EEDI);
+	d = 0;
+
+	for (i = 0; i < 16; i++) {
+		d = d << 1;
+		up_clk(padapter, &x);
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+		x = rtw_read8(padapter, EE_9346CR);
+
+		x &= ~(_EEDI);
+		if (x & _EEDO)
+		d |= 1;
+
+		down_clk(padapter, &x);
+	}
+out:
+_func_exit_;
+
+	return d;
+}
+
+void standby(_adapter *padapter)
+{
+	u8   x;
+_func_enter_;
+	x = rtw_read8(padapter, EE_9346CR);
+
+	x &= ~(_EECS | _EESK);
+	rtw_write8(padapter, EE_9346CR, x);
+
+	udelay(CLOCK_RATE);
+	x |= _EECS;
+	rtw_write8(padapter, EE_9346CR, x);
+	udelay(CLOCK_RATE);
+_func_exit_;
+}
+
+u16 wait_eeprom_cmd_done(_adapter *padapter)
+{
+	u8 x;
+	u16 i, res = false;
+_func_enter_;
+	standby(padapter);
+	for (i = 0; i < 200; i++) {
+		x = rtw_read8(padapter, EE_9346CR);
+		if (x & _EEDO) {
+			res = true;
+			goto exit;
+			}
+		udelay(CLOCK_RATE);
+	}
+exit:
+_func_exit_;
+	return res;
+}
+
+void eeprom_clean(_adapter *padapter)
+{
+	u16 x;
+_func_enter_;
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	x = rtw_read8(padapter, EE_9346CR);
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	x &= ~(_EECS | _EEDI);
+	rtw_write8(padapter, EE_9346CR, (u8)x);
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	up_clk(padapter, &x);
+		if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	down_clk(padapter, &x);
+out:
+_func_exit_;
+}
+
+void eeprom_write16(_adapter *padapter, u16 reg, u16 data)
+{
+	u8 x;
+
+_func_enter_;
+
+	x = rtw_read8(padapter, EE_9346CR);
+
+	x &= ~(_EEDI | _EEDO | _EESK | _EEM0);
+	x |= _EEM1 | _EECS;
+	rtw_write8(padapter, EE_9346CR, x);
+
+	shift_out_bits(padapter, EEPROM_EWEN_OPCODE, 5);
+
+	if (padapter->EepromAddressSize == 8)	/*CF+ and SDIO*/
+		shift_out_bits(padapter, 0, 6);
+	else									/*USB*/
+		shift_out_bits(padapter, 0, 4);
+
+	standby(padapter);
+
+/* Commented out by rcnjko, 2004.0
+*	 Erase this particular word.  Write the erase opcode and register
+*	 number in that order. The opcode is 3bits in length; reg is 6 bits long.
+*	shift_out_bits(Adapter, EEPROM_ERASE_OPCODE, 3);
+*	shift_out_bits(Adapter, reg, Adapter->EepromAddressSize);
+*
+*	if (wait_eeprom_cmd_done(Adapter ) == false)
+*	{
+*		return;
+*	}
+*/
+
+	standby(padapter);
+
+	/* write the new word to the EEPROM*/
+
+	/* send the write opcode the EEPORM*/
+	shift_out_bits(padapter, EEPROM_WRITE_OPCODE, 3);
+
+	/* select which word in the EEPROM that we are writing to.*/
+	shift_out_bits(padapter, reg, padapter->EepromAddressSize);
+
+	/* write the data to the selected EEPROM word.*/
+	shift_out_bits(padapter, data, 16);
+
+	if (wait_eeprom_cmd_done(padapter) == false) {
+
+		goto exit;
+	}
+
+	standby(padapter);
+
+	shift_out_bits(padapter, EEPROM_EWDS_OPCODE, 5);
+	shift_out_bits(padapter, reg, 4);
+
+	eeprom_clean(padapter);
+exit:
+_func_exit_;
+	return;
+}
+
+u16 eeprom_read16(_adapter *padapter, u16 reg) /*ReadEEprom*/
+{
+
+	u16 x;
+	u16 data = 0;
+
+_func_enter_;
+
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	/* select EEPROM, reset bits, set _EECS*/
+	x = rtw_read8(padapter, EE_9346CR);
+
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+
+	x &= ~(_EEDI | _EEDO | _EESK | _EEM0);
+	x |= _EEM1 | _EECS;
+	rtw_write8(padapter, EE_9346CR, (unsigned char)x);
+
+	/* write the read opcode and register number in that order*/
+	/* The opcode is 3bits in length, reg is 6 bits long*/
+	shift_out_bits(padapter, EEPROM_READ_OPCODE, 3);
+	shift_out_bits(padapter, reg, padapter->EepromAddressSize);
+
+	/* Now read the data (16 bits) in from the selected EEPROM word*/
+	data = shift_in_bits(padapter);
+
+	eeprom_clean(padapter);
+out:
+_func_exit_;
+	return data;
+
+
+}
+
+
+
+
+/*From even offset*/
+void eeprom_read_sz(_adapter *padapter, u16 reg, u8 *data, u32 sz)
+{
+
+	u16 x, data16;
+	u32 i;
+_func_enter_;
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+	/* select EEPROM, reset bits, set _EECS*/
+	x = rtw_read8(padapter, EE_9346CR);
+
+	if (padapter->bSurpriseRemoved == true) {
+		RT_TRACE(_module_rtl871x_eeprom_c_, _drv_err_, ("padapter->bSurpriseRemoved==true"));
+		goto out;
+	}
+
+	x &= ~(_EEDI | _EEDO | _EESK | _EEM0);
+	x |= _EEM1 | _EECS;
+	rtw_write8(padapter, EE_9346CR, (unsigned char)x);
+
+	/* write the read opcode and register number in that order*/
+	/* The opcode is 3bits in length, reg is 6 bits long*/
+	shift_out_bits(padapter, EEPROM_READ_OPCODE, 3);
+	shift_out_bits(padapter, reg, padapter->EepromAddressSize);
+
+
+	for (i = 0; i < sz; i += 2) {
+		data16 = shift_in_bits(padapter);
+		data[i] = data16 & 0xff;
+		data[i+1] = data16 >> 8;
+	}
+
+	eeprom_clean(padapter);
+out:
+_func_exit_;
+
+
+
+}
+
+
+/*addr_off : address offset of the entry in eeprom (not the tuple number of eeprom (reg); that is addr_off !=reg)*/
+u8 eeprom_read(_adapter *padapter, u32 addr_off, u8 sz, u8 *rbuf)
+{
+	u8 quotient, remainder, addr_2align_odd;
+	u16 reg, stmp, i = 0, idx = 0;
+_func_enter_;
+	reg = (u16)(addr_off >> 1);
+	addr_2align_odd = (u8)(addr_off & 0x1);
+
+	/*read that start at high part: e.g  1,3,5,7,9,...*/
+	if (addr_2align_odd) {
+		stmp = eeprom_read16(padapter, reg);
+		rbuf[idx++] = (u8) ((stmp>>8)&0xff); /*return hogh-part of the short*/
+		reg++; sz--;
+	}
+
+	quotient = sz >> 1;
+	remainder = sz & 0x1;
+
+	for (i = 0; i < quotient; i++) {
+		stmp = eeprom_read16(padapter, reg+i);
+		rbuf[idx++] = (u8) (stmp&0xff);
+		rbuf[idx++] = (u8) ((stmp>>8)&0xff);
+	}
+
+	reg = reg+i;
+	if (remainder) { /*end of read at lower part of short : 0,2,4,6,...*/
+		stmp = eeprom_read16(padapter, reg);
+		rbuf[idx] = (u8)(stmp & 0xff);
+	}
+_func_exit_;
+	return true;
+}
+
+
+
+void read_eeprom_content(_adapter *padapter)
+{
+
+_func_enter_;
+
+
+_func_exit_;
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_efuse.c b/drivers/staging/rtl8723bs/core/rtw_efuse.c
new file mode 100644
index 000000000000..8e29802fc67f
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_efuse.c
@@ -0,0 +1,635 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_EFUSE_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <hal_data.h>
+#include <linux/jiffies.h>
+
+
+/*------------------------Define local variable------------------------------*/
+u8 fakeEfuseBank = 0;
+u32 fakeEfuseUsedBytes = 0;
+u8 fakeEfuseContent[EFUSE_MAX_HW_SIZE] = {0};
+u8 fakeEfuseInitMap[EFUSE_MAX_MAP_LEN] = {0};
+u8 fakeEfuseModifiedMap[EFUSE_MAX_MAP_LEN] = {0};
+
+u32 BTEfuseUsedBytes = 0;
+u8 BTEfuseContent[EFUSE_MAX_BT_BANK][EFUSE_MAX_HW_SIZE];
+u8 BTEfuseInitMap[EFUSE_BT_MAX_MAP_LEN] = {0};
+u8 BTEfuseModifiedMap[EFUSE_BT_MAX_MAP_LEN] = {0};
+
+u32 fakeBTEfuseUsedBytes = 0;
+u8 fakeBTEfuseContent[EFUSE_MAX_BT_BANK][EFUSE_MAX_HW_SIZE];
+u8 fakeBTEfuseInitMap[EFUSE_BT_MAX_MAP_LEN] = {0};
+u8 fakeBTEfuseModifiedMap[EFUSE_BT_MAX_MAP_LEN] = {0};
+/*------------------------Define local variable------------------------------*/
+
+/*  */
+#define REG_EFUSE_CTRL		0x0030
+#define EFUSE_CTRL			REG_EFUSE_CTRL		/*  E-Fuse Control. */
+/*  */
+
+bool
+Efuse_Read1ByteFromFakeContent(
+	struct adapter *padapter,
+	u16 	Offset,
+	u8 *Value);
+bool
+Efuse_Read1ByteFromFakeContent(
+	struct adapter *padapter,
+	u16 	Offset,
+	u8 *Value)
+{
+	if (Offset >= EFUSE_MAX_HW_SIZE) {
+		return false;
+	}
+	/* DbgPrint("Read fake content, offset = %d\n", Offset); */
+	if (fakeEfuseBank == 0)
+		*Value = fakeEfuseContent[Offset];
+	else
+		*Value = fakeBTEfuseContent[fakeEfuseBank-1][Offset];
+	return true;
+}
+
+bool
+Efuse_Write1ByteToFakeContent(
+	struct adapter *padapter,
+	u16 	Offset,
+	u8 Value);
+bool
+Efuse_Write1ByteToFakeContent(
+	struct adapter *padapter,
+	u16 	Offset,
+	u8 Value)
+{
+	if (Offset >= EFUSE_MAX_HW_SIZE) {
+		return false;
+	}
+	if (fakeEfuseBank == 0)
+		fakeEfuseContent[Offset] = Value;
+	else{
+		fakeBTEfuseContent[fakeEfuseBank-1][Offset] = Value;
+	}
+	return true;
+}
+
+/*-----------------------------------------------------------------------------
+ * Function:	Efuse_PowerSwitch
+ *
+ * Overview:	When we want to enable write operation, we should change to
+ *			pwr on state. When we stop write, we should switch to 500k mode
+ *			and disable LDO 2.5V.
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/17/2008	MHC		Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+void
+Efuse_PowerSwitch(
+struct adapter *padapter,
+u8 bWrite,
+u8 PwrState)
+{
+	padapter->HalFunc.EfusePowerSwitch(padapter, bWrite, PwrState);
+}
+
+/*-----------------------------------------------------------------------------
+ * Function:	Efuse_GetCurrentSize
+ *
+ * Overview:	Get current efuse size!!!
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/16/2008	MHC		Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+u16
+Efuse_GetCurrentSize(
+	struct adapter *padapter,
+	u8 	efuseType,
+	bool		bPseudoTest)
+{
+	u16 ret = 0;
+
+	ret = padapter->HalFunc.EfuseGetCurrentSize(padapter, efuseType, bPseudoTest);
+
+	return ret;
+}
+
+/*  11/16/2008 MH Add description. Get current efuse area enabled word!!. */
+u8
+Efuse_CalculateWordCnts(u8 word_en)
+{
+	u8 word_cnts = 0;
+	if (!(word_en & BIT(0)))
+		word_cnts++; /*  0 : write enable */
+	if (!(word_en & BIT(1)))
+		word_cnts++;
+	if (!(word_en & BIT(2)))
+		word_cnts++;
+	if (!(word_en & BIT(3)))
+		word_cnts++;
+	return word_cnts;
+}
+
+/*  */
+/* 	Description: */
+/* 		1. Execute E-Fuse read byte operation according as map offset and */
+/* 		    save to E-Fuse table. */
+/* 		2. Refered from SD1 Richard. */
+/*  */
+/* 	Assumption: */
+/* 		1. Boot from E-Fuse and successfully auto-load. */
+/* 		2. PASSIVE_LEVEL (USB interface) */
+/*  */
+/* 	Created by Roger, 2008.10.21. */
+/*  */
+/* 	2008/12/12 MH	1. Reorganize code flow and reserve bytes. and add description. */
+/* 					2. Add efuse utilization collect. */
+/* 	2008/12/22 MH	Read Efuse must check if we write section 1 data again!!! Sec1 */
+/* 					write addr must be after sec5. */
+/*  */
+
+void
+efuse_ReadEFuse(
+	struct adapter *Adapter,
+	u8 efuseType,
+	u16 	_offset,
+	u16 	_size_byte,
+	u8 *pbuf,
+bool	bPseudoTest
+	);
+void
+efuse_ReadEFuse(
+	struct adapter *Adapter,
+	u8 efuseType,
+	u16 	_offset,
+	u16 	_size_byte,
+	u8 *pbuf,
+bool	bPseudoTest
+	)
+{
+	Adapter->HalFunc.ReadEFuse(Adapter, efuseType, _offset, _size_byte, pbuf, bPseudoTest);
+}
+
+void
+EFUSE_GetEfuseDefinition(
+	struct adapter *padapter,
+	u8 efuseType,
+	u8 type,
+	void 	*pOut,
+	bool		bPseudoTest
+	)
+{
+	padapter->HalFunc.EFUSEGetEfuseDefinition(padapter, efuseType, type, pOut, bPseudoTest);
+}
+
+/*-----------------------------------------------------------------------------
+ * Function:	EFUSE_Read1Byte
+ *
+ * Overview:	Copy from WMAC fot EFUSE read 1 byte.
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 09/23/2008	MHC		Copy from WMAC.
+ *
+ *---------------------------------------------------------------------------*/
+u8
+EFUSE_Read1Byte(
+struct adapter *Adapter,
+u16 	Address)
+{
+	u8 data;
+	u8 Bytetemp = {0x00};
+	u8 temp = {0x00};
+	u32 k = 0;
+	u16 contentLen = 0;
+
+	EFUSE_GetEfuseDefinition(Adapter, EFUSE_WIFI, TYPE_EFUSE_REAL_CONTENT_LEN, (void *)&contentLen, false);
+
+	if (Address < contentLen) {/* E-fuse 512Byte */
+		/* Write E-fuse Register address bit0~7 */
+		temp = Address & 0xFF;
+		rtw_write8(Adapter, EFUSE_CTRL+1, temp);
+		Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+2);
+		/* Write E-fuse Register address bit8~9 */
+		temp = ((Address >> 8) & 0x03) | (Bytetemp & 0xFC);
+		rtw_write8(Adapter, EFUSE_CTRL+2, temp);
+
+		/* Write 0x30[31]= 0 */
+		Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
+		temp = Bytetemp & 0x7F;
+		rtw_write8(Adapter, EFUSE_CTRL+3, temp);
+
+		/* Wait Write-ready (0x30[31]= 1) */
+		Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
+		while (!(Bytetemp & 0x80)) {
+			Bytetemp = rtw_read8(Adapter, EFUSE_CTRL+3);
+			k++;
+			if (k == 1000) {
+				k = 0;
+				break;
+			}
+		}
+		data = rtw_read8(Adapter, EFUSE_CTRL);
+		return data;
+	} else
+		return 0xFF;
+
+} /* EFUSE_Read1Byte */
+
+/*  11/16/2008 MH Read one byte from real Efuse. */
+u8
+efuse_OneByteRead(
+struct adapter *padapter,
+u16 		addr,
+u8 	*data,
+bool		bPseudoTest)
+{
+	u32 tmpidx = 0;
+	u8 bResult;
+	u8 readbyte;
+
+	/* DBG_871X("===> EFUSE_OneByteRead(), addr = %x\n", addr); */
+	/* DBG_871X("===> EFUSE_OneByteRead() start, 0x34 = 0x%X\n", rtw_read32(padapter, EFUSE_TEST)); */
+
+	if (bPseudoTest) {
+		bResult = Efuse_Read1ByteFromFakeContent(padapter, addr, data);
+		return bResult;
+	}
+
+	/*  <20130121, Kordan> For SMIC EFUSE specificatoin. */
+	/* 0x34[11]: SW force PGMEN input of efuse to high. (for the bank selected by 0x34[9:8]) */
+	/* PHY_SetMacReg(padapter, 0x34, BIT11, 0); */
+	rtw_write16(padapter, 0x34, rtw_read16(padapter, 0x34) & (~BIT11));
+
+	/*  -----------------e-fuse reg ctrl --------------------------------- */
+	/* address */
+	rtw_write8(padapter, EFUSE_CTRL+1, (u8)(addr&0xff));
+	rtw_write8(padapter, EFUSE_CTRL+2, ((u8)((addr>>8) & 0x03)) |
+	(rtw_read8(padapter, EFUSE_CTRL+2)&0xFC));
+
+	/* rtw_write8(padapter, EFUSE_CTRL+3,  0x72); read cmd */
+	/* Write bit 32 0 */
+	readbyte = rtw_read8(padapter, EFUSE_CTRL+3);
+	rtw_write8(padapter, EFUSE_CTRL+3, (readbyte & 0x7f));
+
+	while (!(0x80 & rtw_read8(padapter, EFUSE_CTRL+3)) && (tmpidx < 1000)) {
+		mdelay(1);
+		tmpidx++;
+	}
+	if (tmpidx < 100) {
+		*data = rtw_read8(padapter, EFUSE_CTRL);
+		bResult = true;
+	} else{
+		*data = 0xff;
+		bResult = false;
+		DBG_871X("%s: [ERROR] addr = 0x%x bResult =%d time out 1s !!!\n", __func__, addr, bResult);
+		DBG_871X("%s: [ERROR] EFUSE_CTRL = 0x%08x !!!\n", __func__, rtw_read32(padapter, EFUSE_CTRL));
+	}
+
+	return bResult;
+}
+
+/*  11/16/2008 MH Write one byte to reald Efuse. */
+u8
+efuse_OneByteWrite(
+struct adapter *padapter,
+u16 		addr,
+u8 	data,
+bool		bPseudoTest)
+{
+	u8 tmpidx = 0;
+	u8 bResult = false;
+	u32 efuseValue = 0;
+
+	/* DBG_871X("===> EFUSE_OneByteWrite(), addr = %x data =%x\n", addr, data); */
+	/* DBG_871X("===> EFUSE_OneByteWrite() start, 0x34 = 0x%X\n", rtw_read32(padapter, EFUSE_TEST)); */
+
+	if (bPseudoTest) {
+		bResult = Efuse_Write1ByteToFakeContent(padapter, addr, data);
+		return bResult;
+	}
+
+
+	/*  -----------------e-fuse reg ctrl --------------------------------- */
+	/* address */
+
+
+	efuseValue = rtw_read32(padapter, EFUSE_CTRL);
+	efuseValue |= (BIT21|BIT31);
+	efuseValue &= ~(0x3FFFF);
+	efuseValue |= ((addr<<8 | data) & 0x3FFFF);
+
+
+	/*  <20130227, Kordan> 8192E MP chip A-cut had better not set 0x34[11] until B-Cut. */
+
+	/*  <20130121, Kordan> For SMIC EFUSE specificatoin. */
+	/* 0x34[11]: SW force PGMEN input of efuse to high. (for the bank selected by 0x34[9:8]) */
+	/* PHY_SetMacReg(padapter, 0x34, BIT11, 1); */
+	rtw_write16(padapter, 0x34, rtw_read16(padapter, 0x34) | (BIT11));
+	rtw_write32(padapter, EFUSE_CTRL, 0x90600000|((addr<<8 | data)));
+
+	while ((0x80 &  rtw_read8(padapter, EFUSE_CTRL+3)) && (tmpidx < 100)) {
+		mdelay(1);
+		tmpidx++;
+	}
+
+	if (tmpidx < 100) {
+		bResult = true;
+	} else{
+		bResult = false;
+		DBG_871X("%s: [ERROR] addr = 0x%x , efuseValue = 0x%x , bResult =%d time out 1s !!!\n",
+					__func__, addr, efuseValue, bResult);
+		DBG_871X("%s: [ERROR] EFUSE_CTRL = 0x%08x !!!\n", __func__, rtw_read32(padapter, EFUSE_CTRL));
+	}
+
+	/*  disable Efuse program enable */
+	PHY_SetMacReg(padapter, EFUSE_TEST, BIT(11), 0);
+
+	return bResult;
+}
+
+int
+Efuse_PgPacketRead(struct adapter *padapter,
+				u8 	offset,
+				u8 	*data,
+				bool		bPseudoTest)
+{
+	int	ret = 0;
+
+	ret =  padapter->HalFunc.Efuse_PgPacketRead(padapter, offset, data, bPseudoTest);
+
+	return ret;
+}
+
+int
+Efuse_PgPacketWrite(struct adapter *padapter,
+				u8 	offset,
+				u8 	word_en,
+				u8 	*data,
+				bool		bPseudoTest)
+{
+	int ret;
+
+	ret =  padapter->HalFunc.Efuse_PgPacketWrite(padapter, offset, word_en, data, bPseudoTest);
+
+	return ret;
+}
+
+/*-----------------------------------------------------------------------------
+ * Function:	efuse_WordEnableDataRead
+ *
+ * Overview:	Read allowed word in current efuse section data.
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/16/2008	MHC		Create Version 0.
+ * 11/21/2008	MHC		Fix Write bug when we only enable late word.
+ *
+ *---------------------------------------------------------------------------*/
+void
+efuse_WordEnableDataRead(u8 word_en,
+						u8 *sourdata,
+						u8 *targetdata)
+{
+	if (!(word_en&BIT(0))) {
+		targetdata[0] = sourdata[0];
+		targetdata[1] = sourdata[1];
+	}
+	if (!(word_en&BIT(1))) {
+		targetdata[2] = sourdata[2];
+		targetdata[3] = sourdata[3];
+	}
+	if (!(word_en&BIT(2))) {
+		targetdata[4] = sourdata[4];
+		targetdata[5] = sourdata[5];
+	}
+	if (!(word_en&BIT(3))) {
+		targetdata[6] = sourdata[6];
+		targetdata[7] = sourdata[7];
+	}
+}
+
+
+u8
+Efuse_WordEnableDataWrite(struct adapter *padapter,
+						u16 	efuse_addr,
+						u8 word_en,
+						u8 *data,
+						bool		bPseudoTest)
+{
+	u8 ret = 0;
+
+	ret =  padapter->HalFunc.Efuse_WordEnableDataWrite(padapter, efuse_addr, word_en, data, bPseudoTest);
+
+	return ret;
+}
+
+/*-----------------------------------------------------------------------------
+ * Function:	Efuse_ReadAllMap
+ *
+ * Overview:	Read All Efuse content
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/11/2008	MHC		Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+void
+Efuse_ReadAllMap(
+	struct adapter *padapter,
+	u8 efuseType,
+	u8 *Efuse,
+	bool		bPseudoTest);
+void
+Efuse_ReadAllMap(
+	struct adapter *padapter,
+	u8 efuseType,
+	u8 *Efuse,
+	bool		bPseudoTest)
+{
+	u16 mapLen = 0;
+
+	Efuse_PowerSwitch(padapter, false, true);
+
+	EFUSE_GetEfuseDefinition(padapter, efuseType, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, bPseudoTest);
+
+	efuse_ReadEFuse(padapter, efuseType, 0, mapLen, Efuse, bPseudoTest);
+
+	Efuse_PowerSwitch(padapter, false, false);
+}
+
+/*-----------------------------------------------------------------------------
+ * Function:	efuse_ShadowRead1Byte
+ *		efuse_ShadowRead2Byte
+ *		efuse_ShadowRead4Byte
+ *
+ * Overview:	Read from efuse init map by one/two/four bytes !!!!!
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/12/2008	MHC		Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+static void
+efuse_ShadowRead1Byte(
+struct adapter *padapter,
+u16 	Offset,
+	u8 *Value)
+{
+	struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter);
+
+	*Value = pEEPROM->efuse_eeprom_data[Offset];
+
+}	/*  EFUSE_ShadowRead1Byte */
+
+/* Read Two Bytes */
+static void
+efuse_ShadowRead2Byte(
+struct adapter *padapter,
+u16 	Offset,
+	u16 	*Value)
+{
+	struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter);
+
+	*Value = pEEPROM->efuse_eeprom_data[Offset];
+	*Value |= pEEPROM->efuse_eeprom_data[Offset+1]<<8;
+
+}	/*  EFUSE_ShadowRead2Byte */
+
+/* Read Four Bytes */
+static void
+efuse_ShadowRead4Byte(
+struct adapter *padapter,
+u16 	Offset,
+	u32 	*Value)
+{
+	struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter);
+
+	*Value = pEEPROM->efuse_eeprom_data[Offset];
+	*Value |= pEEPROM->efuse_eeprom_data[Offset+1]<<8;
+	*Value |= pEEPROM->efuse_eeprom_data[Offset+2]<<16;
+	*Value |= pEEPROM->efuse_eeprom_data[Offset+3]<<24;
+
+}	/*  efuse_ShadowRead4Byte */
+
+/*-----------------------------------------------------------------------------
+ * Function:	EFUSE_ShadowMapUpdate
+ *
+ * Overview:	Transfer current EFUSE content to shadow init and modify map.
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/13/2008	MHC		Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+void EFUSE_ShadowMapUpdate(
+	struct adapter *padapter,
+	u8 efuseType,
+	bool	bPseudoTest)
+{
+	struct eeprom_priv *pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter);
+	u16 mapLen = 0;
+
+	EFUSE_GetEfuseDefinition(padapter, efuseType, TYPE_EFUSE_MAP_LEN, (void *)&mapLen, bPseudoTest);
+
+	if (pEEPROM->bautoload_fail_flag == true) {
+		memset(pEEPROM->efuse_eeprom_data, 0xFF, mapLen);
+	} else{
+		Efuse_ReadAllMap(padapter, efuseType, pEEPROM->efuse_eeprom_data, bPseudoTest);
+	}
+
+	/* PlatformMoveMemory((void *)&pHalData->EfuseMap[EFUSE_MODIFY_MAP][0], */
+	/* void *)&pHalData->EfuseMap[EFUSE_INIT_MAP][0], mapLen); */
+} /*  EFUSE_ShadowMapUpdate */
+
+
+/*-----------------------------------------------------------------------------
+ * Function:	EFUSE_ShadowRead
+ *
+ * Overview:	Read from efuse init map !!!!!
+ *
+ * Input:       NONE
+ *
+ * Output:      NONE
+ *
+ * Return:      NONE
+ *
+ * Revised History:
+ * When			Who		Remark
+ * 11/12/2008	MHC		Create Version 0.
+ *
+ *---------------------------------------------------------------------------*/
+void
+EFUSE_ShadowRead(
+	struct adapter *padapter,
+	u8 Type,
+	u16 	Offset,
+	u32 	*Value)
+{
+	if (Type == 1)
+		efuse_ShadowRead1Byte(padapter, Offset, (u8 *)Value);
+	else if (Type == 2)
+		efuse_ShadowRead2Byte(padapter, Offset, (u16 *)Value);
+	else if (Type == 4)
+		efuse_ShadowRead4Byte(padapter, Offset, (u32 *)Value);
+
+}	/* EFUSE_ShadowRead*/
diff --git a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
new file mode 100644
index 000000000000..af44a8cd26f8
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
@@ -0,0 +1,1433 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _IEEE80211_C
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+
+
+u8 RTW_WPA_OUI_TYPE[] = { 0x00, 0x50, 0xf2, 1 };
+u16 RTW_WPA_VERSION = 1;
+u8 WPA_AUTH_KEY_MGMT_NONE[] = { 0x00, 0x50, 0xf2, 0 };
+u8 WPA_AUTH_KEY_MGMT_UNSPEC_802_1X[] = { 0x00, 0x50, 0xf2, 1 };
+u8 WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X[] = { 0x00, 0x50, 0xf2, 2 };
+u8 WPA_CIPHER_SUITE_NONE[] = { 0x00, 0x50, 0xf2, 0 };
+u8 WPA_CIPHER_SUITE_WEP40[] = { 0x00, 0x50, 0xf2, 1 };
+u8 WPA_CIPHER_SUITE_TKIP[] = { 0x00, 0x50, 0xf2, 2 };
+u8 WPA_CIPHER_SUITE_WRAP[] = { 0x00, 0x50, 0xf2, 3 };
+u8 WPA_CIPHER_SUITE_CCMP[] = { 0x00, 0x50, 0xf2, 4 };
+u8 WPA_CIPHER_SUITE_WEP104[] = { 0x00, 0x50, 0xf2, 5 };
+
+u16 RSN_VERSION_BSD = 1;
+u8 RSN_AUTH_KEY_MGMT_UNSPEC_802_1X[] = { 0x00, 0x0f, 0xac, 1 };
+u8 RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X[] = { 0x00, 0x0f, 0xac, 2 };
+u8 RSN_CIPHER_SUITE_NONE[] = { 0x00, 0x0f, 0xac, 0 };
+u8 RSN_CIPHER_SUITE_WEP40[] = { 0x00, 0x0f, 0xac, 1 };
+u8 RSN_CIPHER_SUITE_TKIP[] = { 0x00, 0x0f, 0xac, 2 };
+u8 RSN_CIPHER_SUITE_WRAP[] = { 0x00, 0x0f, 0xac, 3 };
+u8 RSN_CIPHER_SUITE_CCMP[] = { 0x00, 0x0f, 0xac, 4 };
+u8 RSN_CIPHER_SUITE_WEP104[] = { 0x00, 0x0f, 0xac, 5 };
+/*  */
+/*  for adhoc-master to generate ie and provide supported-rate to fw */
+/*  */
+
+static u8 WIFI_CCKRATES[] = {
+		(IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK),
+		(IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK),
+		(IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK),
+		(IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK)
+};
+
+static u8 WIFI_OFDMRATES[] = {
+		(IEEE80211_OFDM_RATE_6MB),
+		(IEEE80211_OFDM_RATE_9MB),
+		(IEEE80211_OFDM_RATE_12MB),
+		(IEEE80211_OFDM_RATE_18MB),
+		(IEEE80211_OFDM_RATE_24MB),
+		IEEE80211_OFDM_RATE_36MB,
+		IEEE80211_OFDM_RATE_48MB,
+		IEEE80211_OFDM_RATE_54MB
+};
+
+
+int rtw_get_bit_value_from_ieee_value(u8 val)
+{
+	unsigned char dot11_rate_table[] = {2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108, 0}; /*  last element must be zero!! */
+
+	int i = 0;
+	while (dot11_rate_table[i] != 0) {
+		if (dot11_rate_table[i] == val)
+			return BIT(i);
+		i++;
+	}
+	return 0;
+}
+
+uint	rtw_is_cckrates_included(u8 *rate)
+{
+		u32 i = 0;
+
+		while (rate[i] !=  0) {
+			if  ((((rate[i]) & 0x7f) == 2)	|| (((rate[i]) & 0x7f) == 4) ||
+			(((rate[i]) & 0x7f) == 11)  || (((rate[i]) & 0x7f) == 22))
+			return true;
+			i++;
+		}
+
+		return false;
+}
+
+uint	rtw_is_cckratesonly_included(u8 *rate)
+{
+	u32 i = 0;
+
+
+	while (rate[i] != 0) {
+			if  ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
+				(((rate[i]) & 0x7f) != 11)  && (((rate[i]) & 0x7f) != 22))
+
+			return false;
+
+			i++;
+	}
+
+	return true;
+
+}
+
+int rtw_check_network_type(unsigned char *rate, int ratelen, int channel)
+{
+	if (channel > 14) {
+		if ((rtw_is_cckrates_included(rate)) == true)
+			return WIRELESS_INVALID;
+		else
+			return WIRELESS_11A;
+	} else{ /*  could be pure B, pure G, or B/G */
+		if ((rtw_is_cckratesonly_included(rate)) == true)
+			return WIRELESS_11B;
+		else if ((rtw_is_cckrates_included(rate)) == true)
+			return	WIRELESS_11BG;
+		else
+			return WIRELESS_11G;
+	}
+
+}
+
+u8 *rtw_set_fixed_ie(unsigned char *pbuf, unsigned int len, unsigned char *source,
+				unsigned int *frlen)
+{
+	memcpy((void *)pbuf, (void *)source, len);
+	*frlen = *frlen + len;
+	return (pbuf + len);
+}
+
+/*  rtw_set_ie will update frame length */
+u8 *rtw_set_ie
+(
+	u8 *pbuf,
+	sint index,
+	uint len,
+	u8 *source,
+	uint *frlen /* frame length */
+)
+{
+	*pbuf = (u8)index;
+
+	*(pbuf + 1) = (u8)len;
+
+	if (len > 0)
+		memcpy((void *)(pbuf + 2), (void *)source, len);
+
+	*frlen = *frlen + (len + 2);
+
+	return (pbuf + len + 2);
+}
+
+/*----------------------------------------------------------------------------
+index: the information element id index, limit is the limit for search
+-----------------------------------------------------------------------------*/
+u8 *rtw_get_ie(u8 *pbuf, sint index, sint *len, sint limit)
+{
+	sint tmp, i;
+	u8 *p;
+
+	if (limit < 1) {
+		return NULL;
+	}
+
+	p = pbuf;
+	i = 0;
+	*len = 0;
+	while (1) {
+		if (*p == index) {
+			*len = *(p + 1);
+			return p;
+		} else{
+			tmp = *(p + 1);
+			p += (tmp + 2);
+			i += (tmp + 2);
+		}
+		if (i >= limit)
+			break;
+	}
+	return NULL;
+}
+
+/**
+ * rtw_get_ie_ex - Search specific IE from a series of IEs
+ * @in_ie: Address of IEs to search
+ * @in_len: Length limit from in_ie
+ * @eid: Element ID to match
+ * @oui: OUI to match
+ * @oui_len: OUI length
+ * @ie: If not NULL and the specific IE is found, the IE will be copied to the buf starting from the specific IE
+ * @ielen: If not NULL and the specific IE is found, will set to the length of the entire IE
+ *
+ * Returns: The address of the specific IE found, or NULL
+ */
+u8 *rtw_get_ie_ex(u8 *in_ie, uint in_len, u8 eid, u8 *oui, u8 oui_len, u8 *ie, uint *ielen)
+{
+	uint cnt;
+	u8 *target_ie = NULL;
+
+
+	if (ielen)
+		*ielen = 0;
+
+	if (!in_ie || in_len <= 0)
+		return target_ie;
+
+	cnt = 0;
+
+	while (cnt < in_len) {
+		if (eid == in_ie[cnt]
+			&& (!oui || !memcmp(&in_ie[cnt+2], oui, oui_len))) {
+			target_ie = &in_ie[cnt];
+
+			if (ie)
+				memcpy(ie, &in_ie[cnt], in_ie[cnt+1]+2);
+
+			if (ielen)
+				*ielen = in_ie[cnt+1]+2;
+
+			break;
+		} else{
+			cnt += in_ie[cnt+1]+2; /* goto next */
+		}
+
+	}
+
+	return target_ie;
+}
+
+/**
+ * rtw_ies_remove_ie - Find matching IEs and remove
+ * @ies: Address of IEs to search
+ * @ies_len: Pointer of length of ies, will update to new length
+ * @offset: The offset to start scarch
+ * @eid: Element ID to match
+ * @oui: OUI to match
+ * @oui_len: OUI length
+ *
+ * Returns: _SUCCESS: ies is updated, _FAIL: not updated
+ */
+int rtw_ies_remove_ie(u8 *ies, uint *ies_len, uint offset, u8 eid, u8 *oui, u8 oui_len)
+{
+	int ret = _FAIL;
+	u8 *target_ie;
+	u32 target_ielen;
+	u8 *start;
+	uint search_len;
+
+	if (!ies || !ies_len || *ies_len <= offset)
+		goto exit;
+
+	start = ies + offset;
+	search_len = *ies_len - offset;
+
+	while (1) {
+		target_ie = rtw_get_ie_ex(start, search_len, eid, oui, oui_len, NULL, &target_ielen);
+		if (target_ie && target_ielen) {
+			u8 buf[MAX_IE_SZ] = {0};
+			u8 *remain_ies = target_ie + target_ielen;
+			uint remain_len = search_len - (remain_ies - start);
+
+			memcpy(buf, remain_ies, remain_len);
+			memcpy(target_ie, buf, remain_len);
+			*ies_len = *ies_len - target_ielen;
+			ret = _SUCCESS;
+
+			start = target_ie;
+			search_len = remain_len;
+		} else {
+			break;
+		}
+	}
+exit:
+	return ret;
+}
+
+void rtw_set_supported_rate(u8 *SupportedRates, uint mode)
+{
+	memset(SupportedRates, 0, NDIS_802_11_LENGTH_RATES_EX);
+
+	switch (mode) {
+	case WIRELESS_11B:
+		memcpy(SupportedRates, WIFI_CCKRATES, IEEE80211_CCK_RATE_LEN);
+		break;
+
+	case WIRELESS_11G:
+	case WIRELESS_11A:
+	case WIRELESS_11_5N:
+	case WIRELESS_11A_5N:/* Todo: no basic rate for ofdm ? */
+	case WIRELESS_11_5AC:
+		memcpy(SupportedRates, WIFI_OFDMRATES, IEEE80211_NUM_OFDM_RATESLEN);
+		break;
+
+	case WIRELESS_11BG:
+	case WIRELESS_11G_24N:
+	case WIRELESS_11_24N:
+	case WIRELESS_11BG_24N:
+		memcpy(SupportedRates, WIFI_CCKRATES, IEEE80211_CCK_RATE_LEN);
+		memcpy(SupportedRates + IEEE80211_CCK_RATE_LEN, WIFI_OFDMRATES, IEEE80211_NUM_OFDM_RATESLEN);
+		break;
+
+	}
+}
+
+uint	rtw_get_rateset_len(u8 *rateset)
+{
+	uint i = 0;
+
+	while (1) {
+		if ((rateset[i]) == 0)
+			break;
+
+		if (i > 12)
+			break;
+
+		i++;
+	}
+	return i;
+}
+
+int rtw_generate_ie(struct registry_priv *pregistrypriv)
+{
+	u8 wireless_mode;
+	int	sz = 0, rateLen;
+	struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
+	u8 *ie = pdev_network->IEs;
+
+	/* timestamp will be inserted by hardware */
+	sz += 8;
+	ie += sz;
+
+	/* beacon interval : 2bytes */
+	*(__le16 *)ie = cpu_to_le16((u16)pdev_network->Configuration.BeaconPeriod);/* BCN_INTERVAL; */
+	sz += 2;
+	ie += 2;
+
+	/* capability info */
+	*(u16 *)ie = 0;
+
+	*(__le16 *)ie |= cpu_to_le16(cap_IBSS);
+
+	if (pregistrypriv->preamble == PREAMBLE_SHORT)
+		*(__le16 *)ie |= cpu_to_le16(cap_ShortPremble);
+
+	if (pdev_network->Privacy)
+		*(__le16 *)ie |= cpu_to_le16(cap_Privacy);
+
+	sz += 2;
+	ie += 2;
+
+	/* SSID */
+	ie = rtw_set_ie(ie, _SSID_IE_, pdev_network->Ssid.SsidLength, pdev_network->Ssid.Ssid, &sz);
+
+	/* supported rates */
+	if (pregistrypriv->wireless_mode == WIRELESS_11ABGN) {
+		if (pdev_network->Configuration.DSConfig > 14)
+			wireless_mode = WIRELESS_11A_5N;
+		else
+			wireless_mode = WIRELESS_11BG_24N;
+	} else{
+		wireless_mode = pregistrypriv->wireless_mode;
+	}
+
+	rtw_set_supported_rate(pdev_network->SupportedRates, wireless_mode);
+
+	rateLen = rtw_get_rateset_len(pdev_network->SupportedRates);
+
+	if (rateLen > 8) {
+		ie = rtw_set_ie(ie, _SUPPORTEDRATES_IE_, 8, pdev_network->SupportedRates, &sz);
+		/* ie = rtw_set_ie(ie, _EXT_SUPPORTEDRATES_IE_, (rateLen - 8), (pdev_network->SupportedRates + 8), &sz); */
+	} else{
+		ie = rtw_set_ie(ie, _SUPPORTEDRATES_IE_, rateLen, pdev_network->SupportedRates, &sz);
+	}
+
+	/* DS parameter set */
+	ie = rtw_set_ie(ie, _DSSET_IE_, 1, (u8 *)&(pdev_network->Configuration.DSConfig), &sz);
+
+
+	/* IBSS Parameter Set */
+
+	ie = rtw_set_ie(ie, _IBSS_PARA_IE_, 2, (u8 *)&(pdev_network->Configuration.ATIMWindow), &sz);
+
+	if (rateLen > 8) {
+		ie = rtw_set_ie(ie, _EXT_SUPPORTEDRATES_IE_, (rateLen - 8), (pdev_network->SupportedRates + 8), &sz);
+	}
+
+	/* HT Cap. */
+	if (((pregistrypriv->wireless_mode&WIRELESS_11_5N) || (pregistrypriv->wireless_mode&WIRELESS_11_24N))
+		&& (pregistrypriv->ht_enable == true)) {
+		/* todo: */
+	}
+
+	/* pdev_network->IELength =  sz; update IELength */
+
+	/* return _SUCCESS; */
+
+	return sz;
+}
+
+unsigned char *rtw_get_wpa_ie(unsigned char *pie, int *wpa_ie_len, int limit)
+{
+	int len;
+	u16 val16;
+	unsigned char wpa_oui_type[] = {0x00, 0x50, 0xf2, 0x01};
+	u8 *pbuf = pie;
+	int limit_new = limit;
+	__le16 le_tmp;
+
+	while (1) {
+		pbuf = rtw_get_ie(pbuf, _WPA_IE_ID_, &len, limit_new);
+
+		if (pbuf) {
+
+			/* check if oui matches... */
+			if (memcmp((pbuf + 2), wpa_oui_type, sizeof(wpa_oui_type))) {
+
+				goto check_next_ie;
+			}
+
+			/* check version... */
+			memcpy((u8 *)&le_tmp, (pbuf + 6), sizeof(val16));
+
+			val16 = le16_to_cpu(le_tmp);
+			if (val16 != 0x0001)
+				goto check_next_ie;
+
+			*wpa_ie_len = *(pbuf + 1);
+
+			return pbuf;
+
+		} else{
+
+			*wpa_ie_len = 0;
+			return NULL;
+		}
+
+check_next_ie:
+
+		limit_new = limit - (pbuf - pie) - 2 - len;
+
+		if (limit_new <= 0)
+			break;
+
+		pbuf += (2 + len);
+
+	}
+
+	*wpa_ie_len = 0;
+
+	return NULL;
+
+}
+
+unsigned char *rtw_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len, int limit)
+{
+
+	return rtw_get_ie(pie, _WPA2_IE_ID_, rsn_ie_len, limit);
+
+}
+
+int rtw_get_wpa_cipher_suite(u8 *s)
+{
+	if (!memcmp(s, WPA_CIPHER_SUITE_NONE, WPA_SELECTOR_LEN))
+		return WPA_CIPHER_NONE;
+	if (!memcmp(s, WPA_CIPHER_SUITE_WEP40, WPA_SELECTOR_LEN))
+		return WPA_CIPHER_WEP40;
+	if (!memcmp(s, WPA_CIPHER_SUITE_TKIP, WPA_SELECTOR_LEN))
+		return WPA_CIPHER_TKIP;
+	if (!memcmp(s, WPA_CIPHER_SUITE_CCMP, WPA_SELECTOR_LEN))
+		return WPA_CIPHER_CCMP;
+	if (!memcmp(s, WPA_CIPHER_SUITE_WEP104, WPA_SELECTOR_LEN))
+		return WPA_CIPHER_WEP104;
+
+	return 0;
+}
+
+int rtw_get_wpa2_cipher_suite(u8 *s)
+{
+	if (!memcmp(s, RSN_CIPHER_SUITE_NONE, RSN_SELECTOR_LEN))
+		return WPA_CIPHER_NONE;
+	if (!memcmp(s, RSN_CIPHER_SUITE_WEP40, RSN_SELECTOR_LEN))
+		return WPA_CIPHER_WEP40;
+	if (!memcmp(s, RSN_CIPHER_SUITE_TKIP, RSN_SELECTOR_LEN))
+		return WPA_CIPHER_TKIP;
+	if (!memcmp(s, RSN_CIPHER_SUITE_CCMP, RSN_SELECTOR_LEN))
+		return WPA_CIPHER_CCMP;
+	if (!memcmp(s, RSN_CIPHER_SUITE_WEP104, RSN_SELECTOR_LEN))
+		return WPA_CIPHER_WEP104;
+
+	return 0;
+}
+
+
+int rtw_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
+{
+	int i, ret = _SUCCESS;
+	int left, count;
+	u8 *pos;
+	u8 SUITE_1X[4] = {0x00, 0x50, 0xf2, 1};
+
+	if (wpa_ie_len <= 0) {
+		/* No WPA IE - fail silently */
+		return _FAIL;
+	}
+
+
+	if ((*wpa_ie != _WPA_IE_ID_) || (*(wpa_ie+1) != (u8)(wpa_ie_len - 2)) ||
+	   (memcmp(wpa_ie+2, RTW_WPA_OUI_TYPE, WPA_SELECTOR_LEN))) {
+		return _FAIL;
+	}
+
+	pos = wpa_ie;
+
+	pos += 8;
+	left = wpa_ie_len - 8;
+
+
+	/* group_cipher */
+	if (left >= WPA_SELECTOR_LEN) {
+
+		*group_cipher = rtw_get_wpa_cipher_suite(pos);
+
+		pos += WPA_SELECTOR_LEN;
+		left -= WPA_SELECTOR_LEN;
+
+	} else if (left > 0) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie length mismatch, %u too much", __func__, left));
+
+		return _FAIL;
+	}
+
+
+	/* pairwise_cipher */
+	if (left >= 2) {
+		/* count = le16_to_cpu(*(u16*)pos); */
+		count = RTW_GET_LE16(pos);
+		pos += 2;
+		left -= 2;
+
+		if (count == 0 || left < count * WPA_SELECTOR_LEN) {
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie count botch (pairwise), "
+						"count %u left %u", __func__, count, left));
+			return _FAIL;
+		}
+
+		for (i = 0; i < count; i++) {
+			*pairwise_cipher |= rtw_get_wpa_cipher_suite(pos);
+
+			pos += WPA_SELECTOR_LEN;
+			left -= WPA_SELECTOR_LEN;
+		}
+
+	} else if (left == 1) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie too short (for key mgmt)",   __func__));
+		return _FAIL;
+	}
+
+	if (is_8021x) {
+		if (left >= 6) {
+			pos += 2;
+			if (!memcmp(pos, SUITE_1X, 4)) {
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s : there has 802.1x auth\n", __func__));
+				*is_8021x = 1;
+			}
+		}
+	}
+
+	return ret;
+
+}
+
+int rtw_parse_wpa2_ie(u8 *rsn_ie, int rsn_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
+{
+	int i, ret = _SUCCESS;
+	int left, count;
+	u8 *pos;
+	u8 SUITE_1X[4] = {0x00, 0x0f, 0xac, 0x01};
+
+	if (rsn_ie_len <= 0) {
+		/* No RSN IE - fail silently */
+		return _FAIL;
+	}
+
+
+	if ((*rsn_ie != _WPA2_IE_ID_) || (*(rsn_ie+1) != (u8)(rsn_ie_len - 2))) {
+		return _FAIL;
+	}
+
+	pos = rsn_ie;
+	pos += 4;
+	left = rsn_ie_len - 4;
+
+	/* group_cipher */
+	if (left >= RSN_SELECTOR_LEN) {
+
+		*group_cipher = rtw_get_wpa2_cipher_suite(pos);
+
+		pos += RSN_SELECTOR_LEN;
+		left -= RSN_SELECTOR_LEN;
+
+	} else if (left > 0) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie length mismatch, %u too much", __func__, left));
+		return _FAIL;
+	}
+
+	/* pairwise_cipher */
+	if (left >= 2) {
+	  /* count = le16_to_cpu(*(u16*)pos); */
+		count = RTW_GET_LE16(pos);
+		pos += 2;
+		left -= 2;
+
+		if (count == 0 || left < count * RSN_SELECTOR_LEN) {
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie count botch (pairwise), "
+						 "count %u left %u", __func__, count, left));
+			return _FAIL;
+		}
+
+		for (i = 0; i < count; i++) {
+			*pairwise_cipher |= rtw_get_wpa2_cipher_suite(pos);
+
+			pos += RSN_SELECTOR_LEN;
+			left -= RSN_SELECTOR_LEN;
+		}
+
+	} else if (left == 1) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s: ie too short (for key mgmt)",  __func__));
+
+		return _FAIL;
+	}
+
+	if (is_8021x) {
+		if (left >= 6) {
+			pos += 2;
+			if (!memcmp(pos, SUITE_1X, 4)) {
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s (): there has 802.1x auth\n", __func__));
+				*is_8021x = 1;
+			}
+		}
+	}
+
+	return ret;
+
+}
+
+/* ifdef CONFIG_WAPI_SUPPORT */
+int rtw_get_wapi_ie(u8 *in_ie, uint in_len, u8 *wapi_ie, u16 *wapi_len)
+{
+	int len = 0;
+	u8 authmode, i;
+	uint	cnt;
+	u8 wapi_oui1[4] = {0x0, 0x14, 0x72, 0x01};
+	u8 wapi_oui2[4] = {0x0, 0x14, 0x72, 0x02};
+
+	if (wapi_len)
+		*wapi_len = 0;
+
+	if (!in_ie || in_len <= 0)
+		return len;
+
+	cnt = (_TIMESTAMP_ + _BEACON_ITERVAL_ + _CAPABILITY_);
+
+	while (cnt < in_len) {
+		authmode = in_ie[cnt];
+
+		/* if (authmode == _WAPI_IE_) */
+		if (authmode == _WAPI_IE_ && (!memcmp(&in_ie[cnt+6], wapi_oui1, 4) ||
+					!memcmp(&in_ie[cnt+6], wapi_oui2, 4))) {
+			if (wapi_ie) {
+				memcpy(wapi_ie, &in_ie[cnt], in_ie[cnt+1]+2);
+
+				for (i = 0; i < (in_ie[cnt+1]+2); i = i+8) {
+					RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n %2x,%2x,%2x,%2x,%2x,%2x,%2x,%2x\n",
+								wapi_ie[i], wapi_ie[i+1], wapi_ie[i+2], wapi_ie[i+3], wapi_ie[i+4],
+								wapi_ie[i+5], wapi_ie[i+6], wapi_ie[i+7]));
+				}
+			}
+
+			if (wapi_len)
+				*wapi_len = in_ie[cnt+1]+2;
+
+			cnt += in_ie[cnt+1]+2;  /* get next */
+		} else{
+			cnt += in_ie[cnt+1]+2;   /* get next */
+		}
+	}
+
+	if (wapi_len)
+		len = *wapi_len;
+
+	return len;
+}
+/* endif */
+
+int rtw_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len, u8 *wpa_ie, u16 *wpa_len)
+{
+	u8 authmode, sec_idx, i;
+	u8 wpa_oui[4] = {0x0, 0x50, 0xf2, 0x01};
+	uint	cnt;
+
+	/* Search required WPA or WPA2 IE and copy to sec_ie[ ] */
+
+	cnt = (_TIMESTAMP_ + _BEACON_ITERVAL_ + _CAPABILITY_);
+
+	sec_idx = 0;
+
+	while (cnt < in_len) {
+		authmode = in_ie[cnt];
+
+		if ((authmode == _WPA_IE_ID_) && (!memcmp(&in_ie[cnt+2], &wpa_oui[0], 4))) {
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n rtw_get_wpa_ie: sec_idx =%d in_ie[cnt+1]+2 =%d\n", sec_idx, in_ie[cnt+1]+2));
+
+				if (wpa_ie) {
+				memcpy(wpa_ie, &in_ie[cnt], in_ie[cnt+1]+2);
+
+				for (i = 0; i < (in_ie[cnt+1]+2); i = i+8) {
+						RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n %2x,%2x,%2x,%2x,%2x,%2x,%2x,%2x\n",
+									wpa_ie[i], wpa_ie[i+1], wpa_ie[i+2], wpa_ie[i+3], wpa_ie[i+4],
+									wpa_ie[i+5], wpa_ie[i+6], wpa_ie[i+7]));
+					}
+				}
+
+				*wpa_len = in_ie[cnt+1]+2;
+				cnt += in_ie[cnt+1]+2;  /* get next */
+		} else{
+			if (authmode == _WPA2_IE_ID_) {
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n get_rsn_ie: sec_idx =%d in_ie[cnt+1]+2 =%d\n", sec_idx, in_ie[cnt+1]+2));
+
+				if (rsn_ie) {
+				memcpy(rsn_ie, &in_ie[cnt], in_ie[cnt+1]+2);
+
+				for (i = 0; i < (in_ie[cnt+1]+2); i = i+8) {
+						RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n %2x,%2x,%2x,%2x,%2x,%2x,%2x,%2x\n",
+									rsn_ie[i], rsn_ie[i+1], rsn_ie[i+2], rsn_ie[i+3], rsn_ie[i+4],
+									rsn_ie[i+5], rsn_ie[i+6], rsn_ie[i+7]));
+					}
+				}
+
+				*rsn_len = in_ie[cnt+1]+2;
+				cnt += in_ie[cnt+1]+2;  /* get next */
+			} else{
+				cnt += in_ie[cnt+1]+2;   /* get next */
+			}
+		}
+
+	}
+
+	return (*rsn_len + *wpa_len);
+}
+
+u8 rtw_is_wps_ie(u8 *ie_ptr, uint *wps_ielen)
+{
+	u8 match = false;
+	u8 eid, wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};
+
+	if (ie_ptr == NULL)
+		return match;
+
+	eid = ie_ptr[0];
+
+	if ((eid == _WPA_IE_ID_) && (!memcmp(&ie_ptr[2], wps_oui, 4))) {
+		/* DBG_8192C("==> found WPS_IE.....\n"); */
+		*wps_ielen = ie_ptr[1]+2;
+		match = true;
+	}
+	return match;
+}
+
+/**
+ * rtw_get_wps_ie - Search WPS IE from a series of IEs
+ * @in_ie: Address of IEs to search
+ * @in_len: Length limit from in_ie
+ * @wps_ie: If not NULL and WPS IE is found, WPS IE will be copied to the buf starting from wps_ie
+ * @wps_ielen: If not NULL and WPS IE is found, will set to the length of the entire WPS IE
+ *
+ * Returns: The address of the WPS IE found, or NULL
+ */
+u8 *rtw_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen)
+{
+	uint cnt;
+	u8 *wpsie_ptr = NULL;
+	u8 eid, wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};
+
+	if (wps_ielen)
+		*wps_ielen = 0;
+
+	if (!in_ie || in_len <= 0)
+		return wpsie_ptr;
+
+	cnt = 0;
+
+	while (cnt < in_len) {
+		eid = in_ie[cnt];
+
+		if ((eid == _WPA_IE_ID_) && (!memcmp(&in_ie[cnt+2], wps_oui, 4))) {
+			wpsie_ptr = &in_ie[cnt];
+
+			if (wps_ie)
+				memcpy(wps_ie, &in_ie[cnt], in_ie[cnt+1]+2);
+
+			if (wps_ielen)
+				*wps_ielen = in_ie[cnt+1]+2;
+
+			cnt += in_ie[cnt+1]+2;
+
+			break;
+		} else{
+			cnt += in_ie[cnt+1]+2; /* goto next */
+		}
+
+	}
+
+	return wpsie_ptr;
+}
+
+/**
+ * rtw_get_wps_attr - Search a specific WPS attribute from a given WPS IE
+ * @wps_ie: Address of WPS IE to search
+ * @wps_ielen: Length limit from wps_ie
+ * @target_attr_id: The attribute ID of WPS attribute to search
+ * @buf_attr: If not NULL and the WPS attribute is found, WPS attribute will be copied to the buf starting from buf_attr
+ * @len_attr: If not NULL and the WPS attribute is found, will set to the length of the entire WPS attribute
+ *
+ * Returns: the address of the specific WPS attribute found, or NULL
+ */
+u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id, u8 *buf_attr, u32 *len_attr)
+{
+	u8 *attr_ptr = NULL;
+	u8 *target_attr_ptr = NULL;
+	u8 wps_oui[4] = {0x00, 0x50, 0xF2, 0x04};
+
+	if (len_attr)
+		*len_attr = 0;
+
+	if ((wps_ie[0] != _VENDOR_SPECIFIC_IE_) ||
+		(memcmp(wps_ie + 2, wps_oui, 4))) {
+		return attr_ptr;
+	}
+
+	/*  6 = 1(Element ID) + 1(Length) + 4(WPS OUI) */
+	attr_ptr = wps_ie + 6; /* goto first attr */
+
+	while (attr_ptr - wps_ie < wps_ielen) {
+		/*  4 = 2(Attribute ID) + 2(Length) */
+		u16 attr_id = RTW_GET_BE16(attr_ptr);
+		u16 attr_data_len = RTW_GET_BE16(attr_ptr + 2);
+		u16 attr_len = attr_data_len + 4;
+
+		/* DBG_871X("%s attr_ptr:%p, id:%u, length:%u\n", __func__, attr_ptr, attr_id, attr_data_len); */
+		if (attr_id == target_attr_id) {
+			target_attr_ptr = attr_ptr;
+
+			if (buf_attr)
+				memcpy(buf_attr, attr_ptr, attr_len);
+
+			if (len_attr)
+				*len_attr = attr_len;
+
+			break;
+		} else{
+			attr_ptr += attr_len; /* goto next */
+		}
+
+	}
+
+	return target_attr_ptr;
+}
+
+/**
+ * rtw_get_wps_attr_content - Search a specific WPS attribute content from a given WPS IE
+ * @wps_ie: Address of WPS IE to search
+ * @wps_ielen: Length limit from wps_ie
+ * @target_attr_id: The attribute ID of WPS attribute to search
+ * @buf_content: If not NULL and the WPS attribute is found, WPS attribute content will be copied to the buf starting from buf_content
+ * @len_content: If not NULL and the WPS attribute is found, will set to the length of the WPS attribute content
+ *
+ * Returns: the address of the specific WPS attribute content found, or NULL
+ */
+u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id, u8 *buf_content, uint *len_content)
+{
+	u8 *attr_ptr;
+	u32 attr_len;
+
+	if (len_content)
+		*len_content = 0;
+
+	attr_ptr = rtw_get_wps_attr(wps_ie, wps_ielen, target_attr_id, NULL, &attr_len);
+
+	if (attr_ptr && attr_len) {
+		if (buf_content)
+			memcpy(buf_content, attr_ptr+4, attr_len-4);
+
+		if (len_content)
+			*len_content = attr_len-4;
+
+		return attr_ptr+4;
+	}
+
+	return NULL;
+}
+
+static int rtw_ieee802_11_parse_vendor_specific(u8 *pos, uint elen,
+					    struct rtw_ieee802_11_elems *elems,
+					    int show_errors)
+{
+	unsigned int oui;
+
+	/* first 3 bytes in vendor specific information element are the IEEE
+	 * OUI of the vendor. The following byte is used a vendor specific
+	 * sub-type. */
+	if (elen < 4) {
+		if (show_errors) {
+			DBG_871X("short vendor specific "
+				   "information element ignored (len =%lu)\n",
+				   (unsigned long) elen);
+		}
+		return -1;
+	}
+
+	oui = RTW_GET_BE24(pos);
+	switch (oui) {
+	case OUI_MICROSOFT:
+		/* Microsoft/Wi-Fi information elements are further typed and
+		 * subtyped */
+		switch (pos[3]) {
+		case 1:
+			/* Microsoft OUI (00:50:F2) with OUI Type 1:
+			 * real WPA information element */
+			elems->wpa_ie = pos;
+			elems->wpa_ie_len = elen;
+			break;
+		case WME_OUI_TYPE: /* this is a Wi-Fi WME info. element */
+			if (elen < 5) {
+				DBG_871X("short WME "
+					   "information element ignored "
+					   "(len =%lu)\n",
+					   (unsigned long) elen);
+				return -1;
+			}
+			switch (pos[4]) {
+			case WME_OUI_SUBTYPE_INFORMATION_ELEMENT:
+			case WME_OUI_SUBTYPE_PARAMETER_ELEMENT:
+				elems->wme = pos;
+				elems->wme_len = elen;
+				break;
+			case WME_OUI_SUBTYPE_TSPEC_ELEMENT:
+				elems->wme_tspec = pos;
+				elems->wme_tspec_len = elen;
+				break;
+			default:
+				DBG_871X("unknown WME "
+					   "information element ignored "
+					   "(subtype =%d len =%lu)\n",
+					   pos[4], (unsigned long) elen);
+				return -1;
+			}
+			break;
+		case 4:
+			/* Wi-Fi Protected Setup (WPS) IE */
+			elems->wps_ie = pos;
+			elems->wps_ie_len = elen;
+			break;
+		default:
+			DBG_871X("Unknown Microsoft "
+				   "information element ignored "
+				   "(type =%d len =%lu)\n",
+				   pos[3], (unsigned long) elen);
+			return -1;
+		}
+		break;
+
+	case OUI_BROADCOM:
+		switch (pos[3]) {
+		case VENDOR_HT_CAPAB_OUI_TYPE:
+			elems->vendor_ht_cap = pos;
+			elems->vendor_ht_cap_len = elen;
+			break;
+		default:
+			DBG_871X("Unknown Broadcom "
+				   "information element ignored "
+				   "(type =%d len =%lu)\n",
+				   pos[3], (unsigned long) elen);
+			return -1;
+		}
+		break;
+
+	default:
+		DBG_871X("unknown vendor specific information "
+			   "element ignored (vendor OUI %02x:%02x:%02x "
+			   "len =%lu)\n",
+			   pos[0], pos[1], pos[2], (unsigned long) elen);
+		return -1;
+	}
+
+	return 0;
+
+}
+
+/**
+ * ieee802_11_parse_elems - Parse information elements in management frames
+ * @start: Pointer to the start of IEs
+ * @len: Length of IE buffer in octets
+ * @elems: Data structure for parsed elements
+ * @show_errors: Whether to show parsing errors in debug log
+ * Returns: Parsing result
+ */
+ParseRes rtw_ieee802_11_parse_elems(u8 *start, uint len,
+				struct rtw_ieee802_11_elems *elems,
+				int show_errors)
+{
+	uint left = len;
+	u8 *pos = start;
+	int unknown = 0;
+
+	memset(elems, 0, sizeof(*elems));
+
+	while (left >= 2) {
+		u8 id, elen;
+
+		id = *pos++;
+		elen = *pos++;
+		left -= 2;
+
+		if (elen > left) {
+			if (show_errors) {
+				DBG_871X("IEEE 802.11 element "
+					   "parse failed (id =%d elen =%d "
+					   "left =%lu)\n",
+					   id, elen, (unsigned long) left);
+			}
+			return ParseFailed;
+		}
+
+		switch (id) {
+		case WLAN_EID_SSID:
+			elems->ssid = pos;
+			elems->ssid_len = elen;
+			break;
+		case WLAN_EID_SUPP_RATES:
+			elems->supp_rates = pos;
+			elems->supp_rates_len = elen;
+			break;
+		case WLAN_EID_FH_PARAMS:
+			elems->fh_params = pos;
+			elems->fh_params_len = elen;
+			break;
+		case WLAN_EID_DS_PARAMS:
+			elems->ds_params = pos;
+			elems->ds_params_len = elen;
+			break;
+		case WLAN_EID_CF_PARAMS:
+			elems->cf_params = pos;
+			elems->cf_params_len = elen;
+			break;
+		case WLAN_EID_TIM:
+			elems->tim = pos;
+			elems->tim_len = elen;
+			break;
+		case WLAN_EID_IBSS_PARAMS:
+			elems->ibss_params = pos;
+			elems->ibss_params_len = elen;
+			break;
+		case WLAN_EID_CHALLENGE:
+			elems->challenge = pos;
+			elems->challenge_len = elen;
+			break;
+		case WLAN_EID_ERP_INFO:
+			elems->erp_info = pos;
+			elems->erp_info_len = elen;
+			break;
+		case WLAN_EID_EXT_SUPP_RATES:
+			elems->ext_supp_rates = pos;
+			elems->ext_supp_rates_len = elen;
+			break;
+		case WLAN_EID_VENDOR_SPECIFIC:
+			if (rtw_ieee802_11_parse_vendor_specific(pos, elen,
+							     elems,
+							     show_errors))
+				unknown++;
+			break;
+		case WLAN_EID_RSN:
+			elems->rsn_ie = pos;
+			elems->rsn_ie_len = elen;
+			break;
+		case WLAN_EID_PWR_CAPABILITY:
+			elems->power_cap = pos;
+			elems->power_cap_len = elen;
+			break;
+		case WLAN_EID_SUPPORTED_CHANNELS:
+			elems->supp_channels = pos;
+			elems->supp_channels_len = elen;
+			break;
+		case WLAN_EID_MOBILITY_DOMAIN:
+			elems->mdie = pos;
+			elems->mdie_len = elen;
+			break;
+		case WLAN_EID_FAST_BSS_TRANSITION:
+			elems->ftie = pos;
+			elems->ftie_len = elen;
+			break;
+		case WLAN_EID_TIMEOUT_INTERVAL:
+			elems->timeout_int = pos;
+			elems->timeout_int_len = elen;
+			break;
+		case WLAN_EID_HT_CAP:
+			elems->ht_capabilities = pos;
+			elems->ht_capabilities_len = elen;
+			break;
+		case WLAN_EID_HT_OPERATION:
+			elems->ht_operation = pos;
+			elems->ht_operation_len = elen;
+			break;
+		case WLAN_EID_VHT_CAPABILITY:
+			elems->vht_capabilities = pos;
+			elems->vht_capabilities_len = elen;
+			break;
+		case WLAN_EID_VHT_OPERATION:
+			elems->vht_operation = pos;
+			elems->vht_operation_len = elen;
+			break;
+		case WLAN_EID_VHT_OP_MODE_NOTIFY:
+			elems->vht_op_mode_notify = pos;
+			elems->vht_op_mode_notify_len = elen;
+			break;
+		default:
+			unknown++;
+			if (!show_errors)
+				break;
+			DBG_871X("IEEE 802.11 element parse "
+				   "ignored unknown element (id =%d elen =%d)\n",
+				   id, elen);
+			break;
+		}
+
+		left -= elen;
+		pos += elen;
+	}
+
+	if (left)
+		return ParseFailed;
+
+	return unknown ? ParseUnknown : ParseOK;
+
+}
+
+static u8 key_char2num(u8 ch);
+static u8 key_char2num(u8 ch)
+{
+		if ((ch >= '0') && (ch <= '9'))
+			return ch - '0';
+		else if ((ch >= 'a') && (ch <= 'f'))
+			return ch - 'a' + 10;
+		else if ((ch >= 'A') && (ch <= 'F'))
+			return ch - 'A' + 10;
+		else
+			return 0xff;
+}
+
+u8 key_2char2num(u8 hch, u8 lch);
+u8 key_2char2num(u8 hch, u8 lch)
+{
+		return ((key_char2num(hch) << 4) | key_char2num(lch));
+}
+
+void rtw_macaddr_cfg(struct device *dev, u8 *mac_addr)
+{
+	u8 mac[ETH_ALEN];
+	struct device_node *np = dev->of_node;
+	const unsigned char *addr;
+	int len;
+
+	if (mac_addr == NULL)
+		return;
+
+	if (rtw_initmac) {	/* 	Users specify the mac address */
+		int jj, kk;
+
+		for (jj = 0, kk = 0; jj < ETH_ALEN; jj++, kk += 3) {
+			mac[jj] = key_2char2num(rtw_initmac[kk], rtw_initmac[kk + 1]);
+		}
+		memcpy(mac_addr, mac, ETH_ALEN);
+	} else{	/* 	Use the mac address stored in the Efuse */
+		memcpy(mac, mac_addr, ETH_ALEN);
+	}
+
+	if (((mac[0] == 0xff) && (mac[1] == 0xff) && (mac[2] == 0xff) &&
+	     (mac[3] == 0xff) && (mac[4] == 0xff) && (mac[5] == 0xff)) ||
+	    ((mac[0] == 0x00) && (mac[1] == 0x00) && (mac[2] == 0x00) &&
+	     (mac[3] == 0x00) && (mac[4] == 0x00) && (mac[5] == 0x00))) {
+	        if (np &&
+	            (addr = of_get_property(np, "local-mac-address", &len)) &&
+	            len == ETH_ALEN) {
+			memcpy(mac_addr, addr, ETH_ALEN);
+		} else {
+			mac[0] = 0x00;
+			mac[1] = 0xe0;
+			mac[2] = 0x4c;
+			mac[3] = 0x87;
+			mac[4] = 0x00;
+			mac[5] = 0x00;
+			/*  use default mac addresss */
+			memcpy(mac_addr, mac, ETH_ALEN);
+			DBG_871X("MAC Address from efuse error, assign default one !!!\n");
+		}
+	}
+
+	DBG_871X("rtw_macaddr_cfg MAC Address  = "MAC_FMT"\n", MAC_ARG(mac_addr));
+}
+
+static int rtw_get_cipher_info(struct wlan_network *pnetwork)
+{
+	u32 wpa_ielen;
+	unsigned char *pbuf;
+	int group_cipher = 0, pairwise_cipher = 0, is8021x = 0;
+	int ret = _FAIL;
+	pbuf = rtw_get_wpa_ie(&pnetwork->network.IEs[12], &wpa_ielen, pnetwork->network.IELength-12);
+
+	if (pbuf && (wpa_ielen > 0)) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_cipher_info: wpa_ielen: %d", wpa_ielen));
+		if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is8021x)) {
+
+			pnetwork->BcnInfo.pairwise_cipher = pairwise_cipher;
+			pnetwork->BcnInfo.group_cipher = group_cipher;
+			pnetwork->BcnInfo.is_8021x = is8021x;
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s: pnetwork->pairwise_cipher: %d, is_8021x is %d",
+						__func__, pnetwork->BcnInfo.pairwise_cipher, pnetwork->BcnInfo.is_8021x));
+			ret = _SUCCESS;
+		}
+	} else {
+
+		pbuf = rtw_get_wpa2_ie(&pnetwork->network.IEs[12], &wpa_ielen, pnetwork->network.IELength-12);
+
+		if (pbuf && (wpa_ielen > 0)) {
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("get RSN IE\n"));
+			if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is8021x)) {
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("get RSN IE  OK!!!\n"));
+				pnetwork->BcnInfo.pairwise_cipher = pairwise_cipher;
+				pnetwork->BcnInfo.group_cipher = group_cipher;
+				pnetwork->BcnInfo.is_8021x = is8021x;
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s: pnetwork->pairwise_cipher: %d,"
+							"pnetwork->group_cipher is %d, is_8021x is %d",	__func__, pnetwork->BcnInfo.pairwise_cipher,
+							pnetwork->BcnInfo.group_cipher, pnetwork->BcnInfo.is_8021x));
+				ret = _SUCCESS;
+			}
+		}
+	}
+
+	return ret;
+}
+
+void rtw_get_bcn_info(struct wlan_network *pnetwork)
+{
+	unsigned short cap = 0;
+	u8 bencrypt = 0;
+	/* u8 wpa_ie[255], rsn_ie[255]; */
+	u16 wpa_len = 0, rsn_len = 0;
+	struct HT_info_element *pht_info = NULL;
+	struct ieee80211_ht_cap *pht_cap = NULL;
+	unsigned int		len;
+	unsigned char 	*p;
+	__le16 le_cap;
+
+	memcpy((u8 *)&le_cap, rtw_get_capability_from_ie(pnetwork->network.IEs), 2);
+	cap = le16_to_cpu(le_cap);
+	if (cap & WLAN_CAPABILITY_PRIVACY) {
+		bencrypt = 1;
+		pnetwork->network.Privacy = 1;
+	} else {
+		pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_OPENSYS;
+	}
+	rtw_get_sec_ie(pnetwork->network.IEs, pnetwork->network.IELength, NULL, &rsn_len, NULL, &wpa_len);
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: ssid =%s\n", pnetwork->network.Ssid.Ssid));
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: wpa_len =%d rsn_len =%d\n", wpa_len, rsn_len));
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: ssid =%s\n", pnetwork->network.Ssid.Ssid));
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: wpa_len =%d rsn_len =%d\n", wpa_len, rsn_len));
+
+	if (rsn_len > 0) {
+		pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WPA2;
+	} else if (wpa_len > 0) {
+		pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WPA;
+	} else {
+		if (bencrypt)
+			pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WEP;
+	}
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: pnetwork->encryp_protocol is %x\n",
+				pnetwork->BcnInfo.encryp_protocol));
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info: pnetwork->encryp_protocol is %x\n",
+				pnetwork->BcnInfo.encryp_protocol));
+	rtw_get_cipher_info(pnetwork);
+
+	/* get bwmode and ch_offset */
+	/* parsing HT_CAP_IE */
+	p = rtw_get_ie(pnetwork->network.IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, pnetwork->network.IELength - _FIXED_IE_LENGTH_);
+	if (p && len > 0) {
+			pht_cap = (struct ieee80211_ht_cap *)(p + 2);
+			pnetwork->BcnInfo.ht_cap_info = le16_to_cpu(pht_cap->cap_info);
+	} else {
+			pnetwork->BcnInfo.ht_cap_info = 0;
+	}
+	/* parsing HT_INFO_IE */
+	p = rtw_get_ie(pnetwork->network.IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, pnetwork->network.IELength - _FIXED_IE_LENGTH_);
+	if (p && len > 0) {
+			pht_info = (struct HT_info_element *)(p + 2);
+			pnetwork->BcnInfo.ht_info_infos_0 = pht_info->infos[0];
+	} else {
+			pnetwork->BcnInfo.ht_info_infos_0 = 0;
+	}
+}
+
+/* show MCS rate, unit: 100Kbps */
+u16 rtw_mcs_rate(u8 rf_type, u8 bw_40MHz, u8 short_GI, unsigned char *MCS_rate)
+{
+	u16 max_rate = 0;
+
+	if (rf_type == RF_1T1R) {
+		if (MCS_rate[0] & BIT(7))
+			max_rate = (bw_40MHz) ? ((short_GI)?1500:1350):((short_GI)?722:650);
+		else if (MCS_rate[0] & BIT(6))
+			max_rate = (bw_40MHz) ? ((short_GI)?1350:1215):((short_GI)?650:585);
+		else if (MCS_rate[0] & BIT(5))
+			max_rate = (bw_40MHz) ? ((short_GI)?1200:1080):((short_GI)?578:520);
+		else if (MCS_rate[0] & BIT(4))
+			max_rate = (bw_40MHz) ? ((short_GI)?900:810):((short_GI)?433:390);
+		else if (MCS_rate[0] & BIT(3))
+			max_rate = (bw_40MHz) ? ((short_GI)?600:540):((short_GI)?289:260);
+		else if (MCS_rate[0] & BIT(2))
+			max_rate = (bw_40MHz) ? ((short_GI)?450:405):((short_GI)?217:195);
+		else if (MCS_rate[0] & BIT(1))
+			max_rate = (bw_40MHz) ? ((short_GI)?300:270):((short_GI)?144:130);
+		else if (MCS_rate[0] & BIT(0))
+			max_rate = (bw_40MHz) ? ((short_GI)?150:135):((short_GI)?72:65);
+	} else{
+		if (MCS_rate[1]) {
+			if (MCS_rate[1] & BIT(7))
+				max_rate = (bw_40MHz) ? ((short_GI)?3000:2700):((short_GI)?1444:1300);
+			else if (MCS_rate[1] & BIT(6))
+				max_rate = (bw_40MHz) ? ((short_GI)?2700:2430):((short_GI)?1300:1170);
+			else if (MCS_rate[1] & BIT(5))
+				max_rate = (bw_40MHz) ? ((short_GI)?2400:2160):((short_GI)?1156:1040);
+			else if (MCS_rate[1] & BIT(4))
+				max_rate = (bw_40MHz) ? ((short_GI)?1800:1620):((short_GI)?867:780);
+			else if (MCS_rate[1] & BIT(3))
+				max_rate = (bw_40MHz) ? ((short_GI)?1200:1080):((short_GI)?578:520);
+			else if (MCS_rate[1] & BIT(2))
+				max_rate = (bw_40MHz) ? ((short_GI)?900:810):((short_GI)?433:390);
+			else if (MCS_rate[1] & BIT(1))
+				max_rate = (bw_40MHz) ? ((short_GI)?600:540):((short_GI)?289:260);
+			else if (MCS_rate[1] & BIT(0))
+				max_rate = (bw_40MHz) ? ((short_GI)?300:270):((short_GI)?144:130);
+		} else{
+			if (MCS_rate[0] & BIT(7))
+				max_rate = (bw_40MHz) ? ((short_GI)?1500:1350):((short_GI)?722:650);
+			else if (MCS_rate[0] & BIT(6))
+				max_rate = (bw_40MHz) ? ((short_GI)?1350:1215):((short_GI)?650:585);
+			else if (MCS_rate[0] & BIT(5))
+				max_rate = (bw_40MHz) ? ((short_GI)?1200:1080):((short_GI)?578:520);
+			else if (MCS_rate[0] & BIT(4))
+				max_rate = (bw_40MHz) ? ((short_GI)?900:810):((short_GI)?433:390);
+			else if (MCS_rate[0] & BIT(3))
+				max_rate = (bw_40MHz) ? ((short_GI)?600:540):((short_GI)?289:260);
+			else if (MCS_rate[0] & BIT(2))
+				max_rate = (bw_40MHz) ? ((short_GI)?450:405):((short_GI)?217:195);
+			else if (MCS_rate[0] & BIT(1))
+				max_rate = (bw_40MHz) ? ((short_GI)?300:270):((short_GI)?144:130);
+			else if (MCS_rate[0] & BIT(0))
+				max_rate = (bw_40MHz) ? ((short_GI)?150:135):((short_GI)?72:65);
+		}
+	}
+	return max_rate;
+}
+
+int rtw_action_frame_parse(const u8 *frame, u32 frame_len, u8 *category, u8 *action)
+{
+	const u8 *frame_body = frame + sizeof(struct ieee80211_hdr_3addr);
+	u16 fc;
+	u8 c;
+	u8 a = ACT_PUBLIC_MAX;
+
+	fc = le16_to_cpu(((struct ieee80211_hdr_3addr *)frame)->frame_control);
+
+	if ((fc & (RTW_IEEE80211_FCTL_FTYPE|RTW_IEEE80211_FCTL_STYPE))
+		!= (RTW_IEEE80211_FTYPE_MGMT|RTW_IEEE80211_STYPE_ACTION)
+	) {
+		return false;
+	}
+
+	c = frame_body[0];
+
+	switch (c) {
+	case RTW_WLAN_CATEGORY_P2P: /* vendor-specific */
+		break;
+	default:
+		a = frame_body[1];
+	}
+
+	if (category)
+		*category = c;
+	if (action)
+		*action = a;
+
+	return true;
+}
+
+static const char *_action_public_str[] = {
+	"ACT_PUB_BSSCOEXIST",
+	"ACT_PUB_DSE_ENABLE",
+	"ACT_PUB_DSE_DEENABLE",
+	"ACT_PUB_DSE_REG_LOCATION",
+	"ACT_PUB_EXT_CHL_SWITCH",
+	"ACT_PUB_DSE_MSR_REQ",
+	"ACT_PUB_DSE_MSR_RPRT",
+	"ACT_PUB_MP",
+	"ACT_PUB_DSE_PWR_CONSTRAINT",
+	"ACT_PUB_VENDOR",
+	"ACT_PUB_GAS_INITIAL_REQ",
+	"ACT_PUB_GAS_INITIAL_RSP",
+	"ACT_PUB_GAS_COMEBACK_REQ",
+	"ACT_PUB_GAS_COMEBACK_RSP",
+	"ACT_PUB_TDLS_DISCOVERY_RSP",
+	"ACT_PUB_LOCATION_TRACK",
+	"ACT_PUB_RSVD",
+};
+
+const char *action_public_str(u8 action)
+{
+	action = (action >= ACT_PUBLIC_MAX) ? ACT_PUBLIC_MAX : action;
+	return _action_public_str[action];
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_io.c b/drivers/staging/rtl8723bs/core/rtw_io.c
new file mode 100644
index 000000000000..6bd5a4741e79
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_io.c
@@ -0,0 +1,203 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+/*
+
+The purpose of rtw_io.c
+
+a. provides the API
+
+b. provides the protocol engine
+
+c. provides the software interface between caller and the hardware interface
+
+
+Compiler Flag Option:
+
+1. CONFIG_SDIO_HCI:
+    a. USE_SYNC_IRP:  Only sync operations are provided.
+    b. USE_ASYNC_IRP:Both sync/async operations are provided.
+
+jackson@realtek.com.tw
+
+*/
+
+#define _RTW_IO_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+
+#define rtw_le16_to_cpu(val)		val
+#define rtw_le32_to_cpu(val)		val
+#define rtw_cpu_to_le16(val)		val
+#define rtw_cpu_to_le32(val)		val
+
+u8 _rtw_read8(struct adapter *adapter, u32 addr)
+{
+	u8 r_val;
+	/* struct	io_queue	*pio_queue = (struct io_queue *)adapter->pio_queue; */
+	struct io_priv *pio_priv = &adapter->iopriv;
+	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);
+	u8 (*_read8)(struct intf_hdl *pintfhdl, u32 addr);
+
+	_read8 = pintfhdl->io_ops._read8;
+
+	r_val = _read8(pintfhdl, addr);
+	return r_val;
+}
+
+u16 _rtw_read16(struct adapter *adapter, u32 addr)
+{
+	u16 r_val;
+	/* struct	io_queue	*pio_queue = (struct io_queue *)adapter->pio_queue; */
+	struct io_priv *pio_priv = &adapter->iopriv;
+	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);
+	u16 (*_read16)(struct intf_hdl *pintfhdl, u32 addr);
+
+	_read16 = pintfhdl->io_ops._read16;
+
+	r_val = _read16(pintfhdl, addr);
+	return rtw_le16_to_cpu(r_val);
+}
+
+u32 _rtw_read32(struct adapter *adapter, u32 addr)
+{
+	u32 r_val;
+	/* struct	io_queue	*pio_queue = (struct io_queue *)adapter->pio_queue; */
+	struct io_priv *pio_priv = &adapter->iopriv;
+	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);
+	u32 (*_read32)(struct intf_hdl *pintfhdl, u32 addr);
+
+	_read32 = pintfhdl->io_ops._read32;
+
+	r_val = _read32(pintfhdl, addr);
+	return rtw_le32_to_cpu(r_val);
+
+}
+
+int _rtw_write8(struct adapter *adapter, u32 addr, u8 val)
+{
+	/* struct	io_queue	*pio_queue = (struct io_queue *)adapter->pio_queue; */
+	struct io_priv *pio_priv = &adapter->iopriv;
+	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);
+	int (*_write8)(struct intf_hdl *pintfhdl, u32 addr, u8 val);
+	int ret;
+
+	_write8 = pintfhdl->io_ops._write8;
+
+	ret = _write8(pintfhdl, addr, val);
+
+	return RTW_STATUS_CODE(ret);
+}
+int _rtw_write16(struct adapter *adapter, u32 addr, u16 val)
+{
+	/* struct	io_queue	*pio_queue = (struct io_queue *)adapter->pio_queue; */
+	struct io_priv *pio_priv = &adapter->iopriv;
+	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);
+	int (*_write16)(struct intf_hdl *pintfhdl, u32 addr, u16 val);
+	int ret;
+
+	_write16 = pintfhdl->io_ops._write16;
+
+	ret = _write16(pintfhdl, addr, val);
+	return RTW_STATUS_CODE(ret);
+}
+int _rtw_write32(struct adapter *adapter, u32 addr, u32 val)
+{
+	/* struct	io_queue	*pio_queue = (struct io_queue *)adapter->pio_queue; */
+	struct io_priv *pio_priv = &adapter->iopriv;
+	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);
+	int (*_write32)(struct intf_hdl *pintfhdl, u32 addr, u32 val);
+	int ret;
+
+	_write32 = pintfhdl->io_ops._write32;
+
+	ret = _write32(pintfhdl, addr, val);
+
+	return RTW_STATUS_CODE(ret);
+}
+
+u8 _rtw_sd_f0_read8(struct adapter *adapter, u32 addr)
+{
+	u8 r_val = 0x00;
+	struct io_priv *pio_priv = &adapter->iopriv;
+	struct intf_hdl *pintfhdl = &(pio_priv->intf);
+	u8 (*_sd_f0_read8)(struct intf_hdl *pintfhdl, u32 addr);
+
+	_sd_f0_read8 = pintfhdl->io_ops._sd_f0_read8;
+
+	if (_sd_f0_read8)
+		r_val = _sd_f0_read8(pintfhdl, addr);
+	else
+		DBG_871X_LEVEL(_drv_warning_, FUNC_ADPT_FMT" _sd_f0_read8 callback is NULL\n", FUNC_ADPT_ARG(adapter));
+
+	return r_val;
+}
+
+u32 _rtw_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem)
+{
+	u32 (*_write_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
+	struct io_priv *pio_priv = &adapter->iopriv;
+	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);
+	u32 ret = _SUCCESS;
+
+	_write_port = pintfhdl->io_ops._write_port;
+
+	ret = _write_port(pintfhdl, addr, cnt, pmem);
+
+	return ret;
+}
+
+int rtw_init_io_priv(struct adapter *padapter, void (*set_intf_ops)(struct adapter *padapter, struct _io_ops *pops))
+{
+	struct io_priv *piopriv = &padapter->iopriv;
+	struct intf_hdl *pintf = &piopriv->intf;
+
+	if (set_intf_ops == NULL)
+		return _FAIL;
+
+	piopriv->padapter = padapter;
+	pintf->padapter = padapter;
+	pintf->pintf_dev = adapter_to_dvobj(padapter);
+
+	set_intf_ops(padapter, &pintf->io_ops);
+
+	return _SUCCESS;
+}
+
+/*
+* Increase and check if the continual_io_error of this @param dvobjprive is larger than MAX_CONTINUAL_IO_ERR
+* @return true:
+* @return false:
+*/
+int rtw_inc_and_chk_continual_io_error(struct dvobj_priv *dvobj)
+{
+	int ret = false;
+	int value = atomic_inc_return(&dvobj->continual_io_error);
+	if (value > MAX_CONTINUAL_IO_ERR) {
+		DBG_871X("[dvobj:%p][ERROR] continual_io_error:%d > %d\n", dvobj, value, MAX_CONTINUAL_IO_ERR);
+		ret = true;
+	} else {
+		/* DBG_871X("[dvobj:%p] continual_io_error:%d\n", dvobj, value); */
+	}
+	return ret;
+}
+
+/*
+* Set the continual_io_error of this @param dvobjprive to 0
+*/
+void rtw_reset_continual_io_error(struct dvobj_priv *dvobj)
+{
+	atomic_set(&dvobj->continual_io_error, 0);
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_ioctl_set.c b/drivers/staging/rtl8723bs/core/rtw_ioctl_set.c
new file mode 100644
index 000000000000..073b0875fdca
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_ioctl_set.c
@@ -0,0 +1,696 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_IOCTL_SET_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+
+#define IS_MAC_ADDRESS_BROADCAST(addr) \
+(\
+	((addr[0] == 0xff) && (addr[1] == 0xff) && \
+		(addr[2] == 0xff) && (addr[3] == 0xff) && \
+		(addr[4] == 0xff) && (addr[5] == 0xff))  ? true : false \
+)
+
+u8 rtw_validate_bssid(u8 *bssid)
+{
+	u8 ret = true;
+
+	if (is_zero_mac_addr(bssid)
+		|| is_broadcast_mac_addr(bssid)
+		|| is_multicast_mac_addr(bssid)
+	) {
+		ret = false;
+	}
+
+	return ret;
+}
+
+u8 rtw_validate_ssid(struct ndis_802_11_ssid *ssid)
+{
+	u8 ret = true;
+
+	if (ssid->SsidLength > 32) {
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("ssid length >32\n"));
+		ret = false;
+		goto exit;
+	}
+
+#ifdef CONFIG_VALIDATE_SSID
+	for (i = 0; i < ssid->SsidLength; i++) {
+		/* wifi, printable ascii code must be supported */
+		if (!((ssid->Ssid[i] >= 0x20) && (ssid->Ssid[i] <= 0x7e))) {
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("ssid has nonprintabl ascii\n"));
+			ret = false;
+			break;
+		}
+	}
+#endif /* CONFIG_VALIDATE_SSID */
+
+exit:
+	return ret;
+}
+
+u8 rtw_do_join(struct adapter *padapter);
+u8 rtw_do_join(struct adapter *padapter)
+{
+	struct list_head	*plist, *phead;
+	u8 *pibss = NULL;
+	struct	mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct __queue	*queue	= &(pmlmepriv->scanned_queue);
+	u8 ret = _SUCCESS;
+
+	spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+	phead = get_list_head(queue);
+	plist = get_next(phead);
+
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("\n rtw_do_join: phead = %p; plist = %p\n\n\n", phead, plist));
+
+	pmlmepriv->cur_network.join_res = -2;
+
+	set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
+
+	pmlmepriv->pscanned = plist;
+
+	pmlmepriv->to_join = true;
+
+	if (list_empty(&queue->queue)) {
+		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+		_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+
+		/* when set_ssid/set_bssid for rtw_do_join(), but scanning queue is empty */
+		/* we try to issue sitesurvey firstly */
+
+		if (pmlmepriv->LinkDetectInfo.bBusyTraffic == false
+			|| rtw_to_roam(padapter) > 0
+		) {
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("rtw_do_join(): site survey if scanned_queue is empty\n."));
+			/*  submit site_survey_cmd */
+			ret = rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0);
+			if (_SUCCESS != ret) {
+				pmlmepriv->to_join = false;
+				RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("rtw_do_join(): site survey return error\n."));
+			}
+		} else{
+			pmlmepriv->to_join = false;
+			ret = _FAIL;
+		}
+
+		goto exit;
+	} else{
+		int select_ret;
+		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+		select_ret = rtw_select_and_join_from_scanned_queue(pmlmepriv);
+		if (select_ret == _SUCCESS) {
+			pmlmepriv->to_join = false;
+			_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
+		} else{
+			if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) {
+				/*  submit createbss_cmd to change to a ADHOC_MASTER */
+
+				/* pmlmepriv->lock has been acquired by caller... */
+				struct wlan_bssid_ex    *pdev_network = &(padapter->registrypriv.dev_network);
+
+				pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
+
+				pibss = padapter->registrypriv.dev_network.MacAddress;
+
+				memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
+				memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
+
+				rtw_update_registrypriv_dev_network(padapter);
+
+				rtw_generate_random_ibss(pibss);
+
+				if (rtw_createbss_cmd(padapter) != _SUCCESS) {
+					RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("***Error =>do_goin: rtw_createbss_cmd status FAIL***\n "));
+					ret =  false;
+					goto exit;
+				}
+
+				pmlmepriv->to_join = false;
+
+				RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("***Error => rtw_select_and_join_from_scanned_queue FAIL under STA_Mode***\n "));
+
+			} else{
+				/*  can't associate ; reset under-linking */
+				_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+
+				/* when set_ssid/set_bssid for rtw_do_join(), but there are no desired bss in scanning queue */
+				/* we try to issue sitesurvey firstly */
+				if (pmlmepriv->LinkDetectInfo.bBusyTraffic == false
+					|| rtw_to_roam(padapter) > 0
+				) {
+					/* DBG_871X("rtw_do_join() when   no desired bss in scanning queue\n"); */
+					ret = rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0);
+					if (_SUCCESS != ret) {
+						pmlmepriv->to_join = false;
+						RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("do_join(): site survey return error\n."));
+					}
+				} else{
+					ret = _FAIL;
+					pmlmepriv->to_join = false;
+				}
+			}
+
+		}
+
+	}
+
+exit:
+	return ret;
+}
+
+u8 rtw_set_802_11_bssid(struct adapter *padapter, u8 *bssid)
+{
+	u8 status = _SUCCESS;
+
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	DBG_871X_LEVEL(_drv_always_, "set bssid:%pM\n", bssid);
+
+	if ((bssid[0] == 0x00 && bssid[1] == 0x00 && bssid[2] == 0x00 && bssid[3] == 0x00 && bssid[4] == 0x00 && bssid[5] == 0x00) ||
+	    (bssid[0] == 0xFF && bssid[1] == 0xFF && bssid[2] == 0xFF && bssid[3] == 0xFF && bssid[4] == 0xFF && bssid[5] == 0xFF)) {
+		status = _FAIL;
+		goto exit;
+	}
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+
+	DBG_871X("Set BSSID under fw_state = 0x%08x\n", get_fwstate(pmlmepriv));
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
+		goto handle_tkip_countermeasure;
+	} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
+		goto release_mlme_lock;
+	}
+
+	if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true) {
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_bssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
+
+		if (!memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid, ETH_ALEN)) {
+			if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == false)
+				goto release_mlme_lock;/* it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again. */
+		} else {
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("Set BSSID not the same bssid\n"));
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_bssid ="MAC_FMT"\n", MAC_ARG(bssid)));
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("cur_bssid ="MAC_FMT"\n", MAC_ARG(pmlmepriv->cur_network.network.MacAddress)));
+
+			rtw_disassoc_cmd(padapter, 0, true);
+
+			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
+				rtw_indicate_disconnect(padapter);
+
+			rtw_free_assoc_resources(padapter, 1);
+
+			if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
+				_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
+				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
+			}
+		}
+	}
+
+handle_tkip_countermeasure:
+	if (rtw_handle_tkip_countermeasure(padapter, __func__) == _FAIL) {
+		status = _FAIL;
+		goto release_mlme_lock;
+	}
+
+	memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
+	memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
+	pmlmepriv->assoc_by_bssid = true;
+
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
+		pmlmepriv->to_join = true;
+	} else {
+		status = rtw_do_join(padapter);
+	}
+
+release_mlme_lock:
+	spin_unlock_bh(&pmlmepriv->lock);
+
+exit:
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
+		("rtw_set_802_11_bssid: status =%d\n", status));
+
+	return status;
+}
+
+u8 rtw_set_802_11_ssid(struct adapter *padapter, struct ndis_802_11_ssid *ssid)
+{
+	u8 status = _SUCCESS;
+
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct wlan_network *pnetwork = &pmlmepriv->cur_network;
+
+	DBG_871X_LEVEL(_drv_always_, "set ssid [%s] fw_state = 0x%08x\n",
+			ssid->Ssid, get_fwstate(pmlmepriv));
+
+	if (padapter->hw_init_completed == false) {
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
+			 ("set_ssid: hw_init_completed ==false =>exit!!!\n"));
+		status = _FAIL;
+		goto exit;
+	}
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	DBG_871X("Set SSID under fw_state = 0x%08x\n", get_fwstate(pmlmepriv));
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
+		goto handle_tkip_countermeasure;
+	} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
+		goto release_mlme_lock;
+	}
+
+	if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true) {
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
+			 ("set_ssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
+
+		if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
+		    (!memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid, ssid->SsidLength))) {
+			if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == false)) {
+				RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
+					 ("Set SSID is the same ssid, fw_state = 0x%08x\n",
+					  get_fwstate(pmlmepriv)));
+
+				if (rtw_is_same_ibss(padapter, pnetwork) == false) {
+					/* if in WIFI_ADHOC_MASTER_STATE | WIFI_ADHOC_STATE, create bss or rejoin again */
+					rtw_disassoc_cmd(padapter, 0, true);
+
+					if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
+						rtw_indicate_disconnect(padapter);
+
+					rtw_free_assoc_resources(padapter, 1);
+
+					if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) {
+						_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
+						set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
+					}
+				} else{
+					goto release_mlme_lock;/* it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again. */
+				}
+			} else {
+				rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_JOINBSS, 1);
+			}
+		} else{
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("Set SSID not the same ssid\n"));
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_ssid =[%s] len = 0x%x\n", ssid->Ssid, (unsigned int)ssid->SsidLength));
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("assoc_ssid =[%s] len = 0x%x\n", pmlmepriv->assoc_ssid.Ssid, (unsigned int)pmlmepriv->assoc_ssid.SsidLength));
+
+			rtw_disassoc_cmd(padapter, 0, true);
+
+			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
+				rtw_indicate_disconnect(padapter);
+
+			rtw_free_assoc_resources(padapter, 1);
+
+			if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) {
+				_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
+				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
+			}
+		}
+	}
+
+handle_tkip_countermeasure:
+	if (rtw_handle_tkip_countermeasure(padapter, __func__) == _FAIL) {
+		status = _FAIL;
+		goto release_mlme_lock;
+	}
+
+	if (rtw_validate_ssid(ssid) == false) {
+		status = _FAIL;
+		goto release_mlme_lock;
+	}
+
+	memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
+	pmlmepriv->assoc_by_bssid = false;
+
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
+		pmlmepriv->to_join = true;
+	} else {
+		status = rtw_do_join(padapter);
+	}
+
+release_mlme_lock:
+	spin_unlock_bh(&pmlmepriv->lock);
+
+exit:
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
+		("-rtw_set_802_11_ssid: status =%d\n", status));
+
+	return status;
+}
+
+u8 rtw_set_802_11_connect(struct adapter *padapter, u8 *bssid, struct ndis_802_11_ssid *ssid)
+{
+	u8 status = _SUCCESS;
+	bool bssid_valid = true;
+	bool ssid_valid = true;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	if (!ssid || rtw_validate_ssid(ssid) == false)
+		ssid_valid = false;
+
+	if (!bssid || rtw_validate_bssid(bssid) == false)
+		bssid_valid = false;
+
+	if (ssid_valid == false && bssid_valid == false) {
+		DBG_871X(FUNC_ADPT_FMT" ssid:%p, ssid_valid:%d, bssid:%p, bssid_valid:%d\n",
+			FUNC_ADPT_ARG(padapter), ssid, ssid_valid, bssid, bssid_valid);
+		status = _FAIL;
+		goto exit;
+	}
+
+	if (padapter->hw_init_completed == false) {
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
+			 ("set_ssid: hw_init_completed ==false =>exit!!!\n"));
+		status = _FAIL;
+		goto exit;
+	}
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT"  fw_state = 0x%08x\n",
+		FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
+
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
+		goto handle_tkip_countermeasure;
+	} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
+		goto release_mlme_lock;
+	}
+
+handle_tkip_countermeasure:
+	if (rtw_handle_tkip_countermeasure(padapter, __func__) == _FAIL) {
+		status = _FAIL;
+		goto release_mlme_lock;
+	}
+
+	if (ssid && ssid_valid)
+		memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
+	else
+		memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
+
+	if (bssid && bssid_valid) {
+		memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
+		pmlmepriv->assoc_by_bssid = true;
+	} else {
+		pmlmepriv->assoc_by_bssid = false;
+	}
+
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
+		pmlmepriv->to_join = true;
+	} else {
+		status = rtw_do_join(padapter);
+	}
+
+release_mlme_lock:
+	spin_unlock_bh(&pmlmepriv->lock);
+
+exit:
+	return status;
+}
+
+u8 rtw_set_802_11_infrastructure_mode(struct adapter *padapter,
+	enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)
+{
+	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct	wlan_network	*cur_network = &pmlmepriv->cur_network;
+	enum NDIS_802_11_NETWORK_INFRASTRUCTURE *pold_state = &(cur_network->network.InfrastructureMode);
+
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_notice_,
+		 ("+rtw_set_802_11_infrastructure_mode: old =%d new =%d fw_state = 0x%08x\n",
+		  *pold_state, networktype, get_fwstate(pmlmepriv)));
+
+	if (*pold_state != networktype) {
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, (" change mode!"));
+		/* DBG_871X("change mode, old_mode =%d, new_mode =%d, fw_state = 0x%x\n", *pold_state, networktype, get_fwstate(pmlmepriv)); */
+
+		if (*pold_state == Ndis802_11APMode) {
+			/* change to other mode from Ndis802_11APMode */
+			cur_network->join_res = -1;
+
+			stop_ap_mode(padapter);
+		}
+
+		spin_lock_bh(&pmlmepriv->lock);
+
+		if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) || (*pold_state == Ndis802_11IBSS))
+			rtw_disassoc_cmd(padapter, 0, true);
+
+		if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) ||
+			(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true))
+			rtw_free_assoc_resources(padapter, 1);
+
+		if ((*pold_state == Ndis802_11Infrastructure) || (*pold_state == Ndis802_11IBSS)) {
+			if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
+				rtw_indicate_disconnect(padapter); /* will clr Linked_state; before this function, we must have chked whether  issue dis-assoc_cmd or not */
+			}
+	       }
+
+		*pold_state = networktype;
+
+		_clr_fwstate_(pmlmepriv, ~WIFI_NULL_STATE);
+
+		switch (networktype) {
+		case Ndis802_11IBSS:
+			set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
+			break;
+
+		case Ndis802_11Infrastructure:
+			set_fwstate(pmlmepriv, WIFI_STATION_STATE);
+			break;
+
+		case Ndis802_11APMode:
+			set_fwstate(pmlmepriv, WIFI_AP_STATE);
+			start_ap_mode(padapter);
+			/* rtw_indicate_connect(padapter); */
+
+			break;
+
+		case Ndis802_11AutoUnknown:
+		case Ndis802_11InfrastructureMax:
+			break;
+		}
+
+		/* SecClearAllKeys(adapter); */
+
+		/* RT_TRACE(COMP_OID_SET, DBG_LOUD, ("set_infrastructure: fw_state:%x after changing mode\n", */
+		/* 									get_fwstate(pmlmepriv))); */
+
+		spin_unlock_bh(&pmlmepriv->lock);
+	}
+	return true;
+}
+
+
+u8 rtw_set_802_11_disassociate(struct adapter *padapter)
+{
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("MgntActrtw_set_802_11_disassociate: rtw_indicate_disconnect\n"));
+
+		rtw_disassoc_cmd(padapter, 0, true);
+		rtw_indicate_disconnect(padapter);
+		/* modify for CONFIG_IEEE80211W, none 11w can use it */
+		rtw_free_assoc_resources_cmd(padapter);
+		if (_FAIL == rtw_pwr_wakeup(padapter))
+			DBG_871X("%s(): rtw_pwr_wakeup fail !!!\n", __func__);
+	}
+
+	spin_unlock_bh(&pmlmepriv->lock);
+
+	return true;
+}
+
+u8 rtw_set_802_11_bssid_list_scan(struct adapter *padapter, struct ndis_802_11_ssid *pssid, int ssid_max_num)
+{
+	struct	mlme_priv 	*pmlmepriv = &padapter->mlmepriv;
+	u8 res = true;
+
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("+rtw_set_802_11_bssid_list_scan(), fw_state =%x\n", get_fwstate(pmlmepriv)));
+
+	if (padapter == NULL) {
+		res = false;
+		goto exit;
+	}
+	if (padapter->hw_init_completed == false) {
+		res = false;
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("\n ===rtw_set_802_11_bssid_list_scan:hw_init_completed ==false ===\n"));
+		goto exit;
+	}
+
+	if ((check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) ||
+		(pmlmepriv->LinkDetectInfo.bBusyTraffic == true)) {
+		/*  Scan or linking is in progress, do nothing. */
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("rtw_set_802_11_bssid_list_scan fail since fw_state = %x\n", get_fwstate(pmlmepriv)));
+		res = true;
+
+		if (check_fwstate(pmlmepriv, (_FW_UNDER_SURVEY|_FW_UNDER_LINKING)) == true) {
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("\n###_FW_UNDER_SURVEY|_FW_UNDER_LINKING\n\n"));
+		} else {
+			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("\n###pmlmepriv->sitesurveyctrl.traffic_busy ==true\n\n"));
+		}
+	} else {
+		if (rtw_is_scan_deny(padapter)) {
+			DBG_871X(FUNC_ADPT_FMT": scan deny\n", FUNC_ADPT_ARG(padapter));
+			indicate_wx_scan_complete_event(padapter);
+			return _SUCCESS;
+		}
+
+		spin_lock_bh(&pmlmepriv->lock);
+
+		res = rtw_sitesurvey_cmd(padapter, pssid, ssid_max_num, NULL, 0);
+
+		spin_unlock_bh(&pmlmepriv->lock);
+	}
+exit:
+
+	return res;
+}
+
+u8 rtw_set_802_11_authentication_mode(struct adapter *padapter, enum NDIS_802_11_AUTHENTICATION_MODE authmode)
+{
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	int res;
+	u8 ret;
+
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_802_11_auth.mode(): mode =%x\n", authmode));
+
+	psecuritypriv->ndisauthtype = authmode;
+
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("rtw_set_802_11_authentication_mode:psecuritypriv->ndisauthtype =%d", psecuritypriv->ndisauthtype));
+
+	if (psecuritypriv->ndisauthtype > 3)
+		psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
+
+	res = rtw_set_auth(padapter, psecuritypriv);
+
+	if (res == _SUCCESS)
+		ret = true;
+	else
+		ret = false;
+
+	return ret;
+}
+
+u8 rtw_set_802_11_add_wep(struct adapter *padapter, struct ndis_802_11_wep *wep)
+{
+
+	u8 bdefaultkey;
+	u8 btransmitkey;
+	sint		keyid, res;
+	struct security_priv *psecuritypriv = &(padapter->securitypriv);
+	u8 ret = _SUCCESS;
+
+	bdefaultkey = (wep->KeyIndex & 0x40000000) > 0 ? false : true;   /* for ??? */
+	btransmitkey = (wep->KeyIndex & 0x80000000) > 0 ? true  : false;	/* for ??? */
+	keyid = wep->KeyIndex & 0x3fffffff;
+
+	if (keyid >= 4) {
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("MgntActrtw_set_802_11_add_wep:keyid>4 =>fail\n"));
+		ret = false;
+		goto exit;
+	}
+
+	switch (wep->KeyLength) {
+	case 5:
+		psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("MgntActrtw_set_802_11_add_wep:wep->KeyLength =5\n"));
+		break;
+	case 13:
+		psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("MgntActrtw_set_802_11_add_wep:wep->KeyLength = 13\n"));
+		break;
+	default:
+		psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
+		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("MgntActrtw_set_802_11_add_wep:wep->KeyLength!=5 or 13\n"));
+		break;
+	}
+
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("rtw_set_802_11_add_wep:befor memcpy, wep->KeyLength = 0x%x wep->KeyIndex = 0x%x  keyid =%x\n", wep->KeyLength, wep->KeyIndex, keyid));
+
+	memcpy(&(psecuritypriv->dot11DefKey[keyid].skey[0]), &(wep->KeyMaterial), wep->KeyLength);
+
+	psecuritypriv->dot11DefKeylen[keyid] = wep->KeyLength;
+
+	psecuritypriv->dot11PrivacyKeyIndex = keyid;
+
+	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("rtw_set_802_11_add_wep:security key material : %x %x %x %x %x %x %x %x %x %x %x %x %x\n",
+		psecuritypriv->dot11DefKey[keyid].skey[0], psecuritypriv->dot11DefKey[keyid].skey[1], psecuritypriv->dot11DefKey[keyid].skey[2],
+		psecuritypriv->dot11DefKey[keyid].skey[3], psecuritypriv->dot11DefKey[keyid].skey[4], psecuritypriv->dot11DefKey[keyid].skey[5],
+		psecuritypriv->dot11DefKey[keyid].skey[6], psecuritypriv->dot11DefKey[keyid].skey[7], psecuritypriv->dot11DefKey[keyid].skey[8],
+		psecuritypriv->dot11DefKey[keyid].skey[9], psecuritypriv->dot11DefKey[keyid].skey[10], psecuritypriv->dot11DefKey[keyid].skey[11],
+		psecuritypriv->dot11DefKey[keyid].skey[12]));
+
+	res = rtw_set_key(padapter, psecuritypriv, keyid, 1, true);
+
+	if (res == _FAIL)
+		ret = false;
+exit:
+
+	return ret;
+}
+
+/*
+* rtw_get_cur_max_rate -
+* @adapter: pointer to struct adapter structure
+*
+* Return 0 or 100Kbps
+*/
+u16 rtw_get_cur_max_rate(struct adapter *adapter)
+{
+	int	i = 0;
+	u16 rate = 0, max_rate = 0;
+	struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	struct wlan_bssid_ex	*pcur_bss = &pmlmepriv->cur_network.network;
+	struct sta_info *psta = NULL;
+	u8 short_GI = 0;
+	u8 rf_type = 0;
+
+	if ((check_fwstate(pmlmepriv, _FW_LINKED) != true)
+		&& (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) != true))
+		return 0;
+
+	psta = rtw_get_stainfo(&adapter->stapriv, get_bssid(pmlmepriv));
+	if (psta == NULL)
+		return 0;
+
+	short_GI = query_ra_short_GI(psta);
+
+	if (IsSupportedHT(psta->wireless_mode)) {
+		rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
+
+		max_rate = rtw_mcs_rate(
+			rf_type,
+			((psta->bw_mode == CHANNEL_WIDTH_40)?1:0),
+			short_GI,
+			psta->htpriv.ht_cap.supp_mcs_set
+		);
+	} else{
+		while ((pcur_bss->SupportedRates[i] != 0) && (pcur_bss->SupportedRates[i] != 0xFF)) {
+			rate = pcur_bss->SupportedRates[i]&0x7F;
+			if (rate > max_rate)
+				max_rate = rate;
+			i++;
+		}
+
+		max_rate = max_rate*10/2;
+	}
+
+	return max_rate;
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme.c b/drivers/staging/rtl8723bs/core/rtw_mlme.c
new file mode 100644
index 000000000000..c95e0626b522
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_mlme.c
@@ -0,0 +1,3155 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_MLME_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <linux/jiffies.h>
+
+extern u8 rtw_do_join(struct adapter *padapter);
+
+sint	_rtw_init_mlme_priv(struct adapter *padapter)
+{
+	sint	i;
+	u8 *pbuf;
+	struct wlan_network	*pnetwork;
+	struct mlme_priv 	*pmlmepriv = &padapter->mlmepriv;
+	sint	res = _SUCCESS;
+
+	/*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
+	/* memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv)); */
+
+	pmlmepriv->nic_hdl = (u8 *)padapter;
+
+	pmlmepriv->pscanned = NULL;
+	pmlmepriv->fw_state = WIFI_STATION_STATE; /*  Must sync with rtw_wdev_alloc() */
+	/*  wdev->iftype = NL80211_IFTYPE_STATION */
+	pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown;
+	pmlmepriv->scan_mode = SCAN_ACTIVE;/*  1: active, 0: pasive. Maybe someday we should rename this varable to "active_mode" (Jeff) */
+
+	spin_lock_init(&(pmlmepriv->lock));
+	_rtw_init_queue(&(pmlmepriv->free_bss_pool));
+	_rtw_init_queue(&(pmlmepriv->scanned_queue));
+
+	set_scanned_network_val(pmlmepriv, 0);
+
+	memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
+
+	pbuf = vzalloc(MAX_BSS_CNT * (sizeof(struct wlan_network)));
+
+	if (pbuf == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+	pmlmepriv->free_bss_buf = pbuf;
+
+	pnetwork = (struct wlan_network *)pbuf;
+
+	for (i = 0; i < MAX_BSS_CNT; i++) {
+		INIT_LIST_HEAD(&(pnetwork->list));
+
+		list_add_tail(&(pnetwork->list), &(pmlmepriv->free_bss_pool.queue));
+
+		pnetwork++;
+	}
+
+	/* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */
+
+	rtw_clear_scan_deny(padapter);
+
+	#define RTW_ROAM_SCAN_RESULT_EXP_MS 5000
+	#define RTW_ROAM_RSSI_DIFF_TH 10
+	#define RTW_ROAM_SCAN_INTERVAL_MS 10000
+
+	pmlmepriv->roam_flags = 0
+		| RTW_ROAM_ON_EXPIRED
+		| RTW_ROAM_ON_RESUME
+		#ifdef CONFIG_LAYER2_ROAMING_ACTIVE /* FIXME */
+		| RTW_ROAM_ACTIVE
+		#endif
+		;
+
+	pmlmepriv->roam_scanr_exp_ms = RTW_ROAM_SCAN_RESULT_EXP_MS;
+	pmlmepriv->roam_rssi_diff_th = RTW_ROAM_RSSI_DIFF_TH;
+	pmlmepriv->roam_scan_int_ms = RTW_ROAM_SCAN_INTERVAL_MS;
+
+	rtw_init_mlme_timer(padapter);
+
+exit:
+
+	return res;
+}
+
+static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen)
+{
+	if (*ppie) {
+		kfree(*ppie);
+		*plen = 0;
+		*ppie = NULL;
+	}
+}
+
+void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
+{
+	rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
+	rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
+	rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len);
+	rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len);
+	rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len);
+	rtw_free_mlme_ie_data(&pmlmepriv->wps_assoc_resp_ie, &pmlmepriv->wps_assoc_resp_ie_len);
+
+	rtw_free_mlme_ie_data(&pmlmepriv->p2p_beacon_ie, &pmlmepriv->p2p_beacon_ie_len);
+	rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_req_ie, &pmlmepriv->p2p_probe_req_ie_len);
+	rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_resp_ie, &pmlmepriv->p2p_probe_resp_ie_len);
+	rtw_free_mlme_ie_data(&pmlmepriv->p2p_go_probe_resp_ie, &pmlmepriv->p2p_go_probe_resp_ie_len);
+	rtw_free_mlme_ie_data(&pmlmepriv->p2p_assoc_req_ie, &pmlmepriv->p2p_assoc_req_ie_len);
+}
+
+void _rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
+{
+	rtw_free_mlme_priv_ie_data(pmlmepriv);
+
+	if (pmlmepriv) {
+		if (pmlmepriv->free_bss_buf) {
+			vfree(pmlmepriv->free_bss_buf);
+		}
+	}
+}
+
+/*
+struct	wlan_network *_rtw_dequeue_network(struct __queue *queue)
+{
+	_irqL irqL;
+
+	struct wlan_network *pnetwork;
+
+	spin_lock_bh(&queue->lock);
+
+	if (list_empty(&queue->queue))
+
+		pnetwork = NULL;
+
+	else
+	{
+		pnetwork = LIST_CONTAINOR(get_next(&queue->queue), struct wlan_network, list);
+
+		list_del_init(&(pnetwork->list));
+	}
+
+	spin_unlock_bh(&queue->lock);
+
+	return pnetwork;
+}
+*/
+
+struct	wlan_network *_rtw_alloc_network(struct	mlme_priv *pmlmepriv)/* _queue *free_queue) */
+{
+	struct	wlan_network	*pnetwork;
+	struct __queue *free_queue = &pmlmepriv->free_bss_pool;
+	struct list_head *plist = NULL;
+
+	spin_lock_bh(&free_queue->lock);
+
+	if (list_empty(&free_queue->queue)) {
+		pnetwork = NULL;
+		goto exit;
+	}
+	plist = get_next(&(free_queue->queue));
+
+	pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+	list_del_init(&pnetwork->list);
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("_rtw_alloc_network: ptr =%p\n", plist));
+	pnetwork->network_type = 0;
+	pnetwork->fixed = false;
+	pnetwork->last_scanned = jiffies;
+	pnetwork->aid = 0;
+	pnetwork->join_res = 0;
+
+	pmlmepriv->num_of_scanned++;
+
+exit:
+	spin_unlock_bh(&free_queue->lock);
+
+	return pnetwork;
+}
+
+void _rtw_free_network(struct	mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 isfreeall)
+{
+	unsigned int delta_time;
+	u32 lifetime = SCANQUEUE_LIFETIME;
+/* 	_irqL irqL; */
+	struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
+
+	if (pnetwork == NULL)
+		return;
+
+	if (pnetwork->fixed == true)
+		return;
+
+	if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
+		(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true))
+		lifetime = 1;
+
+	if (!isfreeall) {
+		delta_time = jiffies_to_msecs(jiffies - pnetwork->last_scanned);
+		if (delta_time < lifetime)/*  unit:msec */
+			return;
+	}
+
+	spin_lock_bh(&free_queue->lock);
+
+	list_del_init(&(pnetwork->list));
+
+	list_add_tail(&(pnetwork->list), &(free_queue->queue));
+
+	pmlmepriv->num_of_scanned--;
+
+
+	/* DBG_871X("_rtw_free_network:SSID =%s\n", pnetwork->network.Ssid.Ssid); */
+
+	spin_unlock_bh(&free_queue->lock);
+}
+
+void _rtw_free_network_nolock(struct	mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
+{
+
+	struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
+
+	if (pnetwork == NULL)
+		return;
+
+	if (pnetwork->fixed == true)
+		return;
+
+	/* spin_lock_irqsave(&free_queue->lock, irqL); */
+
+	list_del_init(&(pnetwork->list));
+
+	list_add_tail(&(pnetwork->list), get_list_head(free_queue));
+
+	pmlmepriv->num_of_scanned--;
+
+	/* spin_unlock_irqrestore(&free_queue->lock, irqL); */
+}
+
+/*
+	return the wlan_network with the matching addr
+
+	Shall be calle under atomic context... to avoid possible racing condition...
+*/
+struct wlan_network *_rtw_find_network(struct __queue *scanned_queue, u8 *addr)
+{
+	struct list_head	*phead, *plist;
+	struct	wlan_network *pnetwork = NULL;
+	u8 zero_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
+
+	if (!memcmp(zero_addr, addr, ETH_ALEN)) {
+		pnetwork = NULL;
+		goto exit;
+	}
+
+	/* spin_lock_bh(&scanned_queue->lock); */
+
+	phead = get_list_head(scanned_queue);
+	plist = get_next(phead);
+
+	while (plist != phead) {
+		pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+		if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN))
+			break;
+
+		plist = get_next(plist);
+	}
+
+	if (plist == phead)
+		pnetwork = NULL;
+
+	/* spin_unlock_bh(&scanned_queue->lock); */
+
+exit:
+	return pnetwork;
+}
+
+void _rtw_free_network_queue(struct adapter *padapter, u8 isfreeall)
+{
+	struct list_head *phead, *plist;
+	struct wlan_network *pnetwork;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct __queue *scanned_queue = &pmlmepriv->scanned_queue;
+
+	spin_lock_bh(&scanned_queue->lock);
+
+	phead = get_list_head(scanned_queue);
+	plist = get_next(phead);
+
+	while (phead != plist) {
+
+		pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+		plist = get_next(plist);
+
+		_rtw_free_network(pmlmepriv, pnetwork, isfreeall);
+
+	}
+
+	spin_unlock_bh(&scanned_queue->lock);
+}
+
+
+
+
+sint rtw_if_up(struct adapter *padapter)
+{
+
+	sint res;
+
+	if (padapter->bDriverStopped || padapter->bSurpriseRemoved ||
+		(check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false)) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_if_up:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved));
+		res = false;
+	} else
+		res =  true;
+	return res;
+}
+
+
+void rtw_generate_random_ibss(u8 *pibss)
+{
+	unsigned long curtime = jiffies;
+
+	pibss[0] = 0x02;  /* in ad-hoc mode bit1 must set to 1 */
+	pibss[1] = 0x11;
+	pibss[2] = 0x87;
+	pibss[3] = (u8)(curtime & 0xff) ;/* p[0]; */
+	pibss[4] = (u8)((curtime>>8) & 0xff) ;/* p[1]; */
+	pibss[5] = (u8)((curtime>>16) & 0xff) ;/* p[2]; */
+	return;
+}
+
+u8 *rtw_get_capability_from_ie(u8 *ie)
+{
+	return (ie + 8 + 2);
+}
+
+
+u16 rtw_get_capability(struct wlan_bssid_ex *bss)
+{
+	__le16	val;
+
+	memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
+
+	return le16_to_cpu(val);
+}
+
+u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
+{
+	return (ie + 8);
+}
+
+
+int	rtw_init_mlme_priv(struct adapter *padapter)/* struct	mlme_priv *pmlmepriv) */
+{
+	int	res;
+
+	res = _rtw_init_mlme_priv(padapter);/*  (pmlmepriv); */
+	return res;
+}
+
+void rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
+{
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_mlme_priv\n"));
+	_rtw_free_mlme_priv(pmlmepriv);
+}
+
+/*
+static struct	wlan_network *rtw_dequeue_network(struct __queue *queue)
+{
+	struct wlan_network *pnetwork;
+
+	pnetwork = _rtw_dequeue_network(queue);
+	return pnetwork;
+}
+*/
+
+struct	wlan_network *rtw_alloc_network(struct	mlme_priv *pmlmepriv);
+struct	wlan_network *rtw_alloc_network(struct	mlme_priv *pmlmepriv)/* _queue	*free_queue) */
+{
+	struct	wlan_network	*pnetwork;
+
+	pnetwork = _rtw_alloc_network(pmlmepriv);
+	return pnetwork;
+}
+
+void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork);
+void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork)
+{
+	/* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_network ==> ssid = %s\n\n" , pnetwork->network.Ssid.Ssid)); */
+	_rtw_free_network_nolock(&(padapter->mlmepriv), pnetwork);
+	rtw_cfg80211_unlink_bss(padapter, pnetwork);
+}
+
+
+void rtw_free_network_queue(struct adapter *dev, u8 isfreeall)
+{
+	_rtw_free_network_queue(dev, isfreeall);
+}
+
+/*
+	return the wlan_network with the matching addr
+
+	Shall be calle under atomic context... to avoid possible racing condition...
+*/
+struct	wlan_network *rtw_find_network(struct __queue *scanned_queue, u8 *addr)
+{
+	struct	wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
+
+	return pnetwork;
+}
+
+int rtw_is_same_ibss(struct adapter *adapter, struct wlan_network *pnetwork)
+{
+	int ret = true;
+	struct security_priv *psecuritypriv = &adapter->securitypriv;
+
+	if ((psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) &&
+		    (pnetwork->network.Privacy == 0))
+		ret = false;
+	else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_) &&
+		 (pnetwork->network.Privacy == 1))
+		ret = false;
+	else
+		ret = true;
+
+	return ret;
+
+}
+
+inline int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b)
+{
+	/* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("(%s,%d)(%s,%d)\n", */
+	/* 		a->Ssid.Ssid, a->Ssid.SsidLength, b->Ssid.Ssid, b->Ssid.SsidLength)); */
+	return (a->Ssid.SsidLength == b->Ssid.SsidLength)
+		&&  !memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength);
+}
+
+int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst, u8 feature)
+{
+	u16 s_cap, d_cap;
+	__le16 tmps, tmpd;
+
+	if (rtw_bug_check(dst, src, &s_cap, &d_cap) == false)
+			return false;
+
+	memcpy((u8 *)&tmps, rtw_get_capability_from_ie(src->IEs), 2);
+	memcpy((u8 *)&tmpd, rtw_get_capability_from_ie(dst->IEs), 2);
+
+
+	s_cap = le16_to_cpu(tmps);
+	d_cap = le16_to_cpu(tmpd);
+
+	return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
+		/* 	(src->Configuration.DSConfig == dst->Configuration.DSConfig) && */
+			((!memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN))) &&
+			((!memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength))) &&
+			((s_cap & WLAN_CAPABILITY_IBSS) ==
+			(d_cap & WLAN_CAPABILITY_IBSS)) &&
+			((s_cap & WLAN_CAPABILITY_BSS) ==
+			(d_cap & WLAN_CAPABILITY_BSS)));
+
+}
+
+struct wlan_network *_rtw_find_same_network(struct __queue *scanned_queue, struct wlan_network *network)
+{
+	struct list_head *phead, *plist;
+	struct wlan_network *found = NULL;
+
+	phead = get_list_head(scanned_queue);
+	plist = get_next(phead);
+
+	while (plist != phead) {
+		found = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+		if (is_same_network(&network->network, &found->network, 0))
+			break;
+
+		plist = get_next(plist);
+	}
+
+	if (plist == phead)
+		found = NULL;
+
+	return found;
+}
+
+struct	wlan_network	*rtw_get_oldest_wlan_network(struct __queue *scanned_queue)
+{
+	struct list_head	*plist, *phead;
+
+
+	struct	wlan_network	*pwlan = NULL;
+	struct	wlan_network	*oldest = NULL;
+
+	phead = get_list_head(scanned_queue);
+
+	plist = get_next(phead);
+
+	while (1) {
+
+		if (phead == plist)
+			break;
+
+		pwlan = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+		if (pwlan->fixed != true) {
+			if (oldest == NULL || time_after(oldest->last_scanned, pwlan->last_scanned))
+				oldest = pwlan;
+		}
+
+		plist = get_next(plist);
+	}
+	return oldest;
+
+}
+
+void update_network(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src,
+	struct adapter *padapter, bool update_ie)
+{
+	long rssi_ori = dst->Rssi;
+
+	u8 sq_smp = src->PhyInfo.SignalQuality;
+
+	u8 ss_final;
+	u8 sq_final;
+	long rssi_final;
+
+	#if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
+	if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
+		DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT", ch%u) ss_ori:%3u, sq_ori:%3u, rssi_ori:%3ld, ss_smp:%3u, sq_smp:%3u, rssi_smp:%3ld\n"
+			, FUNC_ADPT_ARG(padapter)
+			, src->Ssid.Ssid, MAC_ARG(src->MacAddress), src->Configuration.DSConfig
+			, ss_ori, sq_ori, rssi_ori
+			, ss_smp, sq_smp, rssi_smp
+		);
+	}
+	#endif
+
+	/* The rule below is 1/5 for sample value, 4/5 for history value */
+	if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src, 0)) {
+		/* Take the recvpriv's value for the connected AP*/
+		ss_final = padapter->recvpriv.signal_strength;
+		sq_final = padapter->recvpriv.signal_qual;
+		/* the rssi value here is undecorated, and will be used for antenna diversity */
+		if (sq_smp != 101) /* from the right channel */
+			rssi_final = (src->Rssi+dst->Rssi*4)/5;
+		else
+			rssi_final = rssi_ori;
+	} else {
+		if (sq_smp != 101) { /* from the right channel */
+			ss_final = ((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5;
+			sq_final = ((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5;
+			rssi_final = (src->Rssi+dst->Rssi*4)/5;
+		} else {
+			/* bss info not receving from the right channel, use the original RX signal infos */
+			ss_final = dst->PhyInfo.SignalStrength;
+			sq_final = dst->PhyInfo.SignalQuality;
+			rssi_final = dst->Rssi;
+		}
+
+	}
+
+	if (update_ie) {
+		dst->Reserved[0] = src->Reserved[0];
+		dst->Reserved[1] = src->Reserved[1];
+		memcpy((u8 *)dst, (u8 *)src, get_wlan_bssid_ex_sz(src));
+	}
+
+	dst->PhyInfo.SignalStrength = ss_final;
+	dst->PhyInfo.SignalQuality = sq_final;
+	dst->Rssi = rssi_final;
+
+	#if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
+	if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
+		DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT"), SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n"
+			, FUNC_ADPT_ARG(padapter)
+			, dst->Ssid.Ssid, MAC_ARG(dst->MacAddress), dst->PhyInfo.SignalStrength, dst->PhyInfo.SignalQuality, dst->Rssi);
+	}
+	#endif
+}
+
+static void update_current_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
+{
+	struct	mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+
+	rtw_bug_check(&(pmlmepriv->cur_network.network),
+		&(pmlmepriv->cur_network.network),
+		&(pmlmepriv->cur_network.network),
+		&(pmlmepriv->cur_network.network));
+
+	if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork, 0))) {
+		/* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,"Same Network\n"); */
+
+		/* if (pmlmepriv->cur_network.network.IELength<= pnetwork->IELength) */
+		{
+			update_network(&(pmlmepriv->cur_network.network), pnetwork, adapter, true);
+			rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof(struct ndis_802_11_fix_ie),
+									pmlmepriv->cur_network.network.IELength);
+		}
+	}
+}
+
+
+/*
+
+Caller must hold pmlmepriv->lock first.
+
+
+*/
+void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target)
+{
+	struct list_head	*plist, *phead;
+	u32 bssid_ex_sz;
+	struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+	struct __queue	*queue	= &(pmlmepriv->scanned_queue);
+	struct wlan_network	*pnetwork = NULL;
+	struct wlan_network	*oldest = NULL;
+	int target_find = 0;
+	u8 feature = 0;
+
+	spin_lock_bh(&queue->lock);
+	phead = get_list_head(queue);
+	plist = get_next(phead);
+
+	while (1) {
+		if (phead == plist)
+			break;
+
+		pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+		rtw_bug_check(pnetwork, pnetwork, pnetwork, pnetwork);
+
+		if (is_same_network(&(pnetwork->network), target, feature)) {
+			target_find = 1;
+			break;
+		}
+
+		if (rtw_roam_flags(adapter)) {
+			/* TODO: don't  select netowrk in the same ess as oldest if it's new enough*/
+		}
+
+		if (oldest == NULL || time_after(oldest->last_scanned, pnetwork->last_scanned))
+			oldest = pnetwork;
+
+		plist = get_next(plist);
+
+	}
+
+
+	/* If we didn't find a match, then get a new network slot to initialize
+	 * with this beacon's information */
+	/* if (phead == plist) { */
+	if (!target_find) {
+		if (list_empty(&pmlmepriv->free_bss_pool.queue)) {
+			/* If there are no more slots, expire the oldest */
+			/* list_del_init(&oldest->list); */
+			pnetwork = oldest;
+			if (pnetwork == NULL) {
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
+				goto exit;
+			}
+			memcpy(&(pnetwork->network), target,  get_wlan_bssid_ex_sz(target));
+			/*  variable initialize */
+			pnetwork->fixed = false;
+			pnetwork->last_scanned = jiffies;
+
+			pnetwork->network_type = 0;
+			pnetwork->aid = 0;
+			pnetwork->join_res = 0;
+
+			/* bss info not receving from the right channel */
+			if (pnetwork->network.PhyInfo.SignalQuality == 101)
+				pnetwork->network.PhyInfo.SignalQuality = 0;
+		} else {
+			/* Otherwise just pull from the free list */
+
+			pnetwork = rtw_alloc_network(pmlmepriv); /*  will update scan_time */
+
+			if (pnetwork == NULL) {
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
+				goto exit;
+			}
+
+			bssid_ex_sz = get_wlan_bssid_ex_sz(target);
+			target->Length = bssid_ex_sz;
+			memcpy(&(pnetwork->network), target, bssid_ex_sz);
+
+			pnetwork->last_scanned = jiffies;
+
+			/* bss info not receving from the right channel */
+			if (pnetwork->network.PhyInfo.SignalQuality == 101)
+				pnetwork->network.PhyInfo.SignalQuality = 0;
+
+			list_add_tail(&(pnetwork->list), &(queue->queue));
+
+		}
+	} else {
+		/* we have an entry and we are going to update it. But this entry may
+		 * be already expired. In this case we do the same as we found a new
+		 * net and call the new_net handler
+		 */
+		bool update_ie = true;
+
+		pnetwork->last_scanned = jiffies;
+
+		/* target.Reserved[0]== 1, means that scaned network is a bcn frame. */
+		if ((pnetwork->network.IELength > target->IELength) && (target->Reserved[0] == 1))
+			update_ie = false;
+
+		/*  probe resp(3) > beacon(1) > probe req(2) */
+		if ((target->Reserved[0] != 2) &&
+			(target->Reserved[0] >= pnetwork->network.Reserved[0])
+			) {
+			update_ie = true;
+		} else {
+			update_ie = false;
+		}
+
+		update_network(&(pnetwork->network), target, adapter, update_ie);
+	}
+
+exit:
+	spin_unlock_bh(&queue->lock);
+}
+
+void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork);
+void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
+{
+	/* struct __queue	*queue	= &(pmlmepriv->scanned_queue); */
+
+	/* spin_lock_bh(&queue->lock); */
+
+	update_current_network(adapter, pnetwork);
+
+	rtw_update_scanned_network(adapter, pnetwork);
+
+	/* spin_unlock_bh(&queue->lock); */
+}
+
+/* select the desired network based on the capability of the (i)bss. */
+/*  check items: (1) security */
+/* 			   (2) network_type */
+/* 			   (3) WMM */
+/* 			   (4) HT */
+/*                      (5) others */
+int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork);
+int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork)
+{
+	struct security_priv *psecuritypriv = &adapter->securitypriv;
+	struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	u32 desired_encmode;
+	u32 privacy;
+
+	/* u8 wps_ie[512]; */
+	uint wps_ielen;
+
+	int bselected = true;
+
+	desired_encmode = psecuritypriv->ndisencryptstatus;
+	privacy = pnetwork->network.Privacy;
+
+	if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
+		if (rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen) != NULL)
+			return true;
+		else
+			return false;
+
+	}
+	if (adapter->registrypriv.wifi_spec == 1) { /* for  correct flow of 8021X  to do.... */
+		u8 *p = NULL;
+		uint ie_len = 0;
+
+		if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
+	    bselected = false;
+
+		if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK) {
+			p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pnetwork->network.IELength - _BEACON_IE_OFFSET_));
+			if (p && ie_len > 0) {
+				bselected = true;
+			} else {
+				bselected = false;
+			}
+		}
+	}
+
+
+	if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
+		DBG_871X("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy);
+		bselected = false;
+	}
+
+	if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) {
+		if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
+			bselected = false;
+	}
+
+
+	return bselected;
+}
+
+/* TODO: Perry : For Power Management */
+void rtw_atimdone_event_callback(struct adapter	*adapter, u8 *pbuf)
+{
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("receive atimdone_evet\n"));
+}
+
+
+void rtw_survey_event_callback(struct adapter	*adapter, u8 *pbuf)
+{
+	u32 len;
+	struct wlan_bssid_ex *pnetwork;
+	struct	mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+
+	pnetwork = (struct wlan_bssid_ex *)pbuf;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_survey_event_callback, ssid =%s\n",  pnetwork->Ssid.Ssid));
+
+	len = get_wlan_bssid_ex_sz(pnetwork);
+	if (len > (sizeof(struct wlan_bssid_ex))) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n ****rtw_survey_event_callback: return a wrong bss ***\n"));
+		return;
+	}
+
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	/*  update IBSS_network 's timestamp */
+	if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) {
+		/* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,"rtw_survey_event_callback : WIFI_ADHOC_MASTER_STATE\n\n"); */
+		if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN)) {
+			struct wlan_network *ibss_wlan = NULL;
+
+			memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
+			spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+			ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue,  pnetwork->MacAddress);
+			if (ibss_wlan) {
+				memcpy(ibss_wlan->network.IEs, pnetwork->IEs, 8);
+				spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+				goto exit;
+			}
+			spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+		}
+	}
+
+	/*  lock pmlmepriv->lock when you accessing network_q */
+	if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false) {
+	  if (pnetwork->Ssid.Ssid[0] == 0) {
+			pnetwork->Ssid.SsidLength = 0;
+		}
+		rtw_add_network(adapter, pnetwork);
+	}
+
+exit:
+
+	spin_unlock_bh(&pmlmepriv->lock);
+
+	return;
+}
+
+
+
+void rtw_surveydone_event_callback(struct adapter	*adapter, u8 *pbuf)
+{
+	u8 timer_cancelled = false;
+	struct	mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+
+	spin_lock_bh(&pmlmepriv->lock);
+	if (pmlmepriv->wps_probe_req_ie) {
+		pmlmepriv->wps_probe_req_ie_len = 0;
+		kfree(pmlmepriv->wps_probe_req_ie);
+		pmlmepriv->wps_probe_req_ie = NULL;
+	}
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_surveydone_event_callback: fw_state:%x\n\n", get_fwstate(pmlmepriv)));
+
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
+		/* u8 timer_cancelled; */
+
+		timer_cancelled = true;
+		/* _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled); */
+
+		_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
+	} else {
+
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("nic status =%x, survey done event comes too late!\n", get_fwstate(pmlmepriv)));
+	}
+	spin_unlock_bh(&pmlmepriv->lock);
+
+	if (timer_cancelled)
+		_cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
+
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	rtw_set_signal_stat_timer(&adapter->recvpriv);
+
+	if (pmlmepriv->to_join == true) {
+		if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
+			if (check_fwstate(pmlmepriv, _FW_LINKED) == false) {
+				set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
+
+				if (rtw_select_and_join_from_scanned_queue(pmlmepriv) == _SUCCESS) {
+					_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
+				} else{
+					struct wlan_bssid_ex    *pdev_network = &(adapter->registrypriv.dev_network);
+					u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
+
+					/* pmlmepriv->fw_state ^= _FW_UNDER_SURVEY;because don't set assoc_timer */
+					_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
+
+					RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("switching to adhoc master\n"));
+
+					memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
+					memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
+
+					rtw_update_registrypriv_dev_network(adapter);
+					rtw_generate_random_ibss(pibss);
+
+					pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
+
+					if (rtw_createbss_cmd(adapter) != _SUCCESS) {
+					RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error =>rtw_createbss_cmd status FAIL\n"));
+					}
+
+					pmlmepriv->to_join = false;
+				}
+			}
+		} else{
+			int s_ret;
+			set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
+			pmlmepriv->to_join = false;
+			s_ret = rtw_select_and_join_from_scanned_queue(pmlmepriv);
+			if (_SUCCESS == s_ret) {
+			     _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
+			} else if (s_ret == 2) {/* there is no need to wait for join */
+				_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+				rtw_indicate_connect(adapter);
+			} else{
+				DBG_871X("try_to_join, but select scanning queue fail, to_roam:%d\n", rtw_to_roam(adapter));
+
+				if (rtw_to_roam(adapter) != 0) {
+					if (rtw_dec_to_roam(adapter) == 0
+						|| _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)
+					) {
+						rtw_set_to_roam(adapter, 0);
+#ifdef CONFIG_INTEL_WIDI
+						if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
+							memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
+							intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
+							DBG_871X("change to widi listen\n");
+						}
+#endif /*  CONFIG_INTEL_WIDI */
+						rtw_free_assoc_resources(adapter, 1);
+						rtw_indicate_disconnect(adapter);
+					} else {
+						pmlmepriv->to_join = true;
+					}
+				} else
+					rtw_indicate_disconnect(adapter);
+
+				_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+			}
+		}
+	} else {
+		if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
+			if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
+				&& check_fwstate(pmlmepriv, _FW_LINKED)) {
+				if (rtw_select_roaming_candidate(pmlmepriv) == _SUCCESS) {
+					receive_disconnect(adapter, pmlmepriv->cur_network.network.MacAddress
+						, WLAN_REASON_ACTIVE_ROAM);
+				}
+			}
+		}
+	}
+
+	/* DBG_871X("scan complete in %dms\n", jiffies_to_msecs(jiffies - pmlmepriv->scan_start_time)); */
+
+	spin_unlock_bh(&pmlmepriv->lock);
+
+	rtw_os_xmit_schedule(adapter);
+
+	rtw_cfg80211_surveydone_event_callback(adapter);
+
+	rtw_indicate_scan_done(adapter, false);
+}
+
+void rtw_dummy_event_callback(struct adapter *adapter, u8 *pbuf)
+{
+}
+
+void rtw_fwdbg_event_callback(struct adapter *adapter, u8 *pbuf)
+{
+}
+
+static void free_scanqueue(struct	mlme_priv *pmlmepriv)
+{
+	struct __queue *free_queue = &pmlmepriv->free_bss_pool;
+	struct __queue *scan_queue = &pmlmepriv->scanned_queue;
+	struct list_head	*plist, *phead, *ptemp;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n"));
+	spin_lock_bh(&scan_queue->lock);
+	spin_lock_bh(&free_queue->lock);
+
+	phead = get_list_head(scan_queue);
+	plist = get_next(phead);
+
+	while (plist != phead) {
+		ptemp = get_next(plist);
+		list_del_init(plist);
+		list_add_tail(plist, &free_queue->queue);
+		plist = ptemp;
+		pmlmepriv->num_of_scanned--;
+	}
+
+	spin_unlock_bh(&free_queue->lock);
+	spin_unlock_bh(&scan_queue->lock);
+}
+
+static void rtw_reset_rx_info(struct debug_priv *pdbgpriv)
+{
+	pdbgpriv->dbg_rx_ampdu_drop_count = 0;
+	pdbgpriv->dbg_rx_ampdu_forced_indicate_count = 0;
+	pdbgpriv->dbg_rx_ampdu_loss_count = 0;
+	pdbgpriv->dbg_rx_dup_mgt_frame_drop_count = 0;
+	pdbgpriv->dbg_rx_ampdu_window_shift_cnt = 0;
+}
+
+static void find_network(struct adapter *adapter)
+{
+	struct wlan_network *pwlan = NULL;
+	struct	mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	struct wlan_network *tgt_network = &pmlmepriv->cur_network;
+
+	pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
+	if (pwlan)
+		pwlan->fixed = false;
+	else
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_assoc_resources : pwlan == NULL\n\n"));
+
+
+	if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) &&
+	    (adapter->stapriv.asoc_sta_count == 1))
+		rtw_free_network_nolock(adapter, pwlan);
+}
+
+/*
+*rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock
+*/
+void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue)
+{
+	struct	mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	struct wlan_network *tgt_network = &pmlmepriv->cur_network;
+	struct	sta_priv *pstapriv = &adapter->stapriv;
+	struct dvobj_priv *psdpriv = adapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources\n"));
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("tgt_network->network.MacAddress ="MAC_FMT" ssid =%s\n",
+		MAC_ARG(tgt_network->network.MacAddress), tgt_network->network.Ssid.Ssid));
+
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) {
+		struct sta_info *psta;
+
+		psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress);
+		spin_lock_bh(&(pstapriv->sta_hash_lock));
+		rtw_free_stainfo(adapter,  psta);
+
+		spin_unlock_bh(&(pstapriv->sta_hash_lock));
+
+	}
+
+	if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) {
+		struct sta_info *psta;
+
+		rtw_free_all_stainfo(adapter);
+
+		psta = rtw_get_bcmc_stainfo(adapter);
+		rtw_free_stainfo(adapter, psta);
+
+		rtw_init_bcmc_stainfo(adapter);
+	}
+
+	if (lock_scanned_queue) {
+		find_network(adapter);
+	} else {
+		find_network(adapter);
+	}
+
+	if (lock_scanned_queue)
+
+	adapter->securitypriv.key_mask = 0;
+
+	rtw_reset_rx_info(pdbgpriv);
+}
+
+/*
+*rtw_indicate_connect: the caller has to lock pmlmepriv->lock
+*/
+void rtw_indicate_connect(struct adapter *padapter)
+{
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n"));
+
+	pmlmepriv->to_join = false;
+
+	if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
+
+		set_fwstate(pmlmepriv, _FW_LINKED);
+
+		rtw_os_indicate_connect(padapter);
+	}
+
+	rtw_set_to_roam(padapter, 0);
+#ifdef CONFIG_INTEL_WIDI
+	if (padapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
+		memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
+		intel_widi_wk_cmd(padapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
+		DBG_871X("change to widi listen\n");
+	}
+#endif /*  CONFIG_INTEL_WIDI */
+
+	rtw_set_scan_deny(padapter, 3000);
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect: fw_state = 0x%08x\n", get_fwstate(pmlmepriv)));
+}
+
+/*
+*rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock
+*/
+void rtw_indicate_disconnect(struct adapter *padapter)
+{
+	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n"));
+
+	_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS);
+
+	/* DBG_871X("clear wps when %s\n", __func__); */
+
+	if (rtw_to_roam(padapter) > 0)
+		_clr_fwstate_(pmlmepriv, _FW_LINKED);
+
+	if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)
+		|| (rtw_to_roam(padapter) <= 0)
+	) {
+		rtw_os_indicate_disconnect(padapter);
+
+		/* set ips_deny_time to avoid enter IPS before LPS leave */
+		rtw_set_ips_deny(padapter, 3000);
+
+	      _clr_fwstate_(pmlmepriv, _FW_LINKED);
+
+		rtw_clear_scan_deny(padapter);
+	}
+
+	rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
+}
+
+inline void rtw_indicate_scan_done(struct adapter *padapter, bool aborted)
+{
+	DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+
+	rtw_os_indicate_scan_done(padapter, aborted);
+
+	if (is_primary_adapter(padapter) &&
+	    (!adapter_to_pwrctl(padapter)->bInSuspend) &&
+	    (!check_fwstate(&padapter->mlmepriv,
+			    WIFI_ASOC_STATE|WIFI_UNDER_LINKING))) {
+		struct pwrctrl_priv *pwrpriv;
+
+		pwrpriv = adapter_to_pwrctl(padapter);
+		rtw_set_ips_deny(padapter, 0);
+		_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 1);
+	}
+}
+
+void rtw_scan_abort(struct adapter *adapter)
+{
+	unsigned long start;
+	struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
+
+	start = jiffies;
+	pmlmeext->scan_abort = true;
+	while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)
+		&& jiffies_to_msecs(start) <= 200) {
+
+		if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
+			break;
+
+		DBG_871X(FUNC_NDEV_FMT"fw_state = _FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev));
+		msleep(20);
+	}
+
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
+		if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved)
+			DBG_871X(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
+		rtw_indicate_scan_done(adapter, true);
+	}
+	pmlmeext->scan_abort = false;
+}
+
+static struct sta_info *rtw_joinbss_update_stainfo(struct adapter *padapter, struct wlan_network *pnetwork)
+{
+	int i;
+	struct sta_info *bmc_sta, *psta = NULL;
+	struct recv_reorder_ctrl *preorder_ctrl;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
+	if (psta == NULL) {
+		psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
+	}
+
+	if (psta) { /* update ptarget_sta */
+
+		DBG_871X("%s\n", __func__);
+
+		psta->aid  = pnetwork->join_res;
+
+		update_sta_info(padapter, psta);
+
+		/* update station supportRate */
+		psta->bssratelen = rtw_get_rateset_len(pnetwork->network.SupportedRates);
+		memcpy(psta->bssrateset, pnetwork->network.SupportedRates, psta->bssratelen);
+		rtw_hal_update_sta_rate_mask(padapter, psta);
+
+		psta->wireless_mode = pmlmeext->cur_wireless_mode;
+		psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
+
+
+		/* sta mode */
+		rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
+
+		/* security related */
+		if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
+			padapter->securitypriv.binstallGrpkey = false;
+			padapter->securitypriv.busetkipkey = false;
+			padapter->securitypriv.bgrpkey_handshake = false;
+
+			psta->ieee8021x_blocked = true;
+			psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
+
+			memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof(union Keytype));
+
+			memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof(union Keytype));
+			memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof(union Keytype));
+
+			memset((u8 *)&psta->dot11txpn, 0, sizeof(union pn48));
+			psta->dot11txpn.val = psta->dot11txpn.val + 1;
+			memset((u8 *)&psta->dot11wtxpn, 0, sizeof(union pn48));
+			memset((u8 *)&psta->dot11rxpn, 0, sizeof(union pn48));
+		}
+
+		/* 	Commented by Albert 2012/07/21 */
+		/* 	When doing the WPS, the wps_ie_len won't equal to 0 */
+		/* 	And the Wi-Fi driver shouldn't allow the data packet to be tramsmitted. */
+		if (padapter->securitypriv.wps_ie_len != 0) {
+			psta->ieee8021x_blocked = true;
+			padapter->securitypriv.wps_ie_len = 0;
+		}
+
+
+		/* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info */
+		/* if A-MPDU Rx is enabled, reseting  rx_ordering_ctrl wstart_b(indicate_seq) to default value = 0xffff */
+		/* todo: check if AP can send A-MPDU packets */
+		for (i = 0; i < 16 ; i++) {
+			/* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
+			preorder_ctrl = &psta->recvreorder_ctrl[i];
+			preorder_ctrl->enable = false;
+			preorder_ctrl->indicate_seq = 0xffff;
+			#ifdef DBG_RX_SEQ
+			DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
+				preorder_ctrl->indicate_seq);
+			#endif
+			preorder_ctrl->wend_b = 0xffff;
+			preorder_ctrl->wsize_b = 64;/* max_ampdu_sz;ex. 32(kbytes) -> wsize_b =32 */
+		}
+
+
+		bmc_sta = rtw_get_bcmc_stainfo(padapter);
+		if (bmc_sta) {
+			for (i = 0; i < 16 ; i++) {
+				/* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
+				preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
+				preorder_ctrl->enable = false;
+				preorder_ctrl->indicate_seq = 0xffff;
+				#ifdef DBG_RX_SEQ
+				DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
+					preorder_ctrl->indicate_seq);
+				#endif
+				preorder_ctrl->wend_b = 0xffff;
+				preorder_ctrl->wsize_b = 64;/* max_ampdu_sz;ex. 32(kbytes) -> wsize_b =32 */
+			}
+		}
+	}
+
+	return psta;
+
+}
+
+/* pnetwork : returns from rtw_joinbss_event_callback */
+/* ptarget_wlan: found from scanned_queue */
+static void rtw_joinbss_update_network(struct adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network  *pnetwork)
+{
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct wlan_network  *cur_network = &(pmlmepriv->cur_network);
+
+	DBG_871X("%s\n", __func__);
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\nfw_state:%x, BSSID:"MAC_FMT"\n"
+		, get_fwstate(pmlmepriv), MAC_ARG(pnetwork->network.MacAddress)));
+
+
+	/*  why not use ptarget_wlan?? */
+	memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length);
+	/*  some IEs in pnetwork is wrong, so we should use ptarget_wlan IEs */
+	cur_network->network.IELength = ptarget_wlan->network.IELength;
+	memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
+
+	cur_network->aid = pnetwork->join_res;
+
+
+	rtw_set_signal_stat_timer(&padapter->recvpriv);
+
+	padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
+	padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
+	/* the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled) */
+	padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
+	#if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
+		DBG_871X(FUNC_ADPT_FMT" signal_strength:%3u, rssi:%3d, signal_qual:%3u"
+			"\n"
+			, FUNC_ADPT_ARG(padapter)
+			, padapter->recvpriv.signal_strength
+			, padapter->recvpriv.rssi
+			, padapter->recvpriv.signal_qual
+	);
+	#endif
+
+	rtw_set_signal_stat_timer(&padapter->recvpriv);
+
+	/* update fw_state will clr _FW_UNDER_LINKING here indirectly */
+	switch (pnetwork->network.InfrastructureMode) {
+	case Ndis802_11Infrastructure:
+
+			if (pmlmepriv->fw_state&WIFI_UNDER_WPS)
+				pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS;
+			else
+				pmlmepriv->fw_state = WIFI_STATION_STATE;
+
+			break;
+	case Ndis802_11IBSS:
+			pmlmepriv->fw_state = WIFI_ADHOC_STATE;
+			break;
+	default:
+			pmlmepriv->fw_state = WIFI_NULL_STATE;
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Invalid network_mode\n"));
+			break;
+	}
+
+	rtw_update_protection(padapter, (cur_network->network.IEs) + sizeof(struct ndis_802_11_fix_ie),
+									(cur_network->network.IELength));
+
+	rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength, (u8) cur_network->network.Configuration.DSConfig);
+}
+
+/* Notes: the fucntion could be > passive_level (the same context as Rx tasklet) */
+/* pnetwork : returns from rtw_joinbss_event_callback */
+/* ptarget_wlan: found from scanned_queue */
+/* if join_res > 0, for (fw_state ==WIFI_STATION_STATE), we check if  "ptarget_sta" & "ptarget_wlan" exist. */
+/* if join_res > 0, for (fw_state ==WIFI_ADHOC_STATE), we only check if "ptarget_wlan" exist. */
+/* if join_res > 0, update "cur_network->network" from "pnetwork->network" if (ptarget_wlan != NULL). */
+/*  */
+/* define REJOIN */
+void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf)
+{
+	static u8 retry = 0;
+	u8 timer_cancelled;
+	struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL;
+	struct	sta_priv *pstapriv = &adapter->stapriv;
+	struct	mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+	struct wlan_network	*pnetwork	= (struct wlan_network *)pbuf;
+	struct wlan_network	*cur_network = &(pmlmepriv->cur_network);
+	struct wlan_network	*pcur_wlan = NULL, *ptarget_wlan = NULL;
+	unsigned int		the_same_macaddr = false;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("joinbss event call back received with res =%d\n", pnetwork->join_res));
+
+	rtw_get_encrypt_decrypt_from_registrypriv(adapter);
+
+
+	if (pmlmepriv->assoc_ssid.SsidLength == 0) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@   joinbss event call back  for Any SSid\n"));
+	} else{
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@   rtw_joinbss_event_callback for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
+	}
+
+	the_same_macaddr = !memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN);
+
+	pnetwork->network.Length = get_wlan_bssid_ex_sz(&pnetwork->network);
+	if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n"));
+		return;
+	}
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
+	pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n rtw_joinbss_event_callback !! spin_lock_irqsave\n"));
+
+	if (pnetwork->join_res > 0) {
+		spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+		retry = 0;
+		if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
+			/* s1. find ptarget_wlan */
+			if (check_fwstate(pmlmepriv, _FW_LINKED)) {
+				if (the_same_macaddr == true) {
+					ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
+				} else{
+					pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
+					if (pcur_wlan)
+						pcur_wlan->fixed = false;
+
+					pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
+					if (pcur_sta)
+						rtw_free_stainfo(adapter,  pcur_sta);
+
+					ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
+					if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
+						if (ptarget_wlan)
+							ptarget_wlan->fixed = true;
+					}
+				}
+
+			} else{
+				ptarget_wlan = _rtw_find_same_network(&pmlmepriv->scanned_queue, pnetwork);
+				if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
+					if (ptarget_wlan)
+						ptarget_wlan->fixed = true;
+				}
+			}
+
+			/* s2. update cur_network */
+			if (ptarget_wlan) {
+				rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork);
+			} else{
+				DBG_871X_LEVEL(_drv_always_, "Can't find ptarget_wlan when joinbss_event callback\n");
+				spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+				goto ignore_joinbss_callback;
+			}
+
+
+			/* s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode */
+			if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
+				ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
+				if (ptarget_sta == NULL) {
+					RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't update stainfo when joinbss_event callback\n"));
+					spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+					goto ignore_joinbss_callback;
+				}
+			}
+
+			/* s4. indicate connect */
+			if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
+				pmlmepriv->cur_network_scanned = ptarget_wlan;
+				rtw_indicate_connect(adapter);
+			} else{
+				/* adhoc mode will rtw_indicate_connect when rtw_stassoc_event_callback */
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv)));
+			}
+
+
+			/* s5. Cancle assoc_timer */
+			_cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled);
+
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("Cancle assoc_timer\n"));
+
+		} else{
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_joinbss_event_callback err: fw_state:%x", get_fwstate(pmlmepriv)));
+			spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+			goto ignore_joinbss_callback;
+		}
+
+		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+
+	} else if (pnetwork->join_res == -4) {
+		rtw_reset_securitypriv(adapter);
+		_set_timer(&pmlmepriv->assoc_timer, 1);
+
+		/* rtw_free_assoc_resources(adapter, 1); */
+
+		if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == true) {
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("fail! clear _FW_UNDER_LINKING ^^^fw_state =%x\n", get_fwstate(pmlmepriv)));
+			_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+		}
+
+	} else{/* if join_res < 0 (join fails), then try again */
+
+		#ifdef REJOIN
+		res = _FAIL;
+		if (retry < 2) {
+			res = rtw_select_and_join_from_scanned_queue(pmlmepriv);
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_select_and_join_from_scanned_queue again! res:%d\n", res));
+		}
+
+		if (res == _SUCCESS) {
+			/* extend time of assoc_timer */
+			_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
+			retry++;
+		} else if (res == 2) {/* there is no need to wait for join */
+			_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+			rtw_indicate_connect(adapter);
+		} else{
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Set Assoc_Timer = 1; can't find match ssid in scanned_q\n"));
+		#endif
+
+			_set_timer(&pmlmepriv->assoc_timer, 1);
+			/* rtw_free_assoc_resources(adapter, 1); */
+			_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
+
+		#ifdef REJOIN
+			retry = 0;
+		}
+		#endif
+	}
+
+ignore_joinbss_callback:
+
+	spin_unlock_bh(&pmlmepriv->lock);
+}
+
+void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf)
+{
+	struct wlan_network	*pnetwork	= (struct wlan_network *)pbuf;
+
+	mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
+
+	rtw_os_xmit_schedule(adapter);
+}
+
+/* FOR STA, AP , AD-HOC mode */
+void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta, u32 mstatus)
+{
+	u16 media_status_rpt;
+
+	if (psta == NULL)
+		return;
+
+	media_status_rpt = (u16)((psta->mac_id<<8)|mstatus); /*   MACID|OPMODE:1 connect */
+	rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status_rpt);
+}
+
+void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf)
+{
+	struct sta_info *psta;
+	struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+	struct stassoc_event	*pstassoc	= (struct stassoc_event *)pbuf;
+	struct wlan_network	*cur_network = &(pmlmepriv->cur_network);
+	struct wlan_network	*ptarget_wlan = NULL;
+
+	if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false)
+		return;
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
+		psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
+		if (psta) {
+			u8 *passoc_req = NULL;
+			u32 assoc_req_len = 0;
+
+			rtw_sta_media_status_rpt(adapter, psta, 1);
+
+#ifndef CONFIG_AUTO_AP_MODE
+
+			ap_sta_info_defer_update(adapter, psta);
+
+			/* report to upper layer */
+			DBG_871X("indicate_sta_assoc_event to upper layer - hostapd\n");
+			spin_lock_bh(&psta->lock);
+			if (psta->passoc_req && psta->assoc_req_len > 0) {
+				passoc_req = rtw_zmalloc(psta->assoc_req_len);
+				if (passoc_req) {
+					assoc_req_len = psta->assoc_req_len;
+					memcpy(passoc_req, psta->passoc_req, assoc_req_len);
+
+					kfree(psta->passoc_req);
+					psta->passoc_req = NULL;
+					psta->assoc_req_len = 0;
+				}
+			}
+			spin_unlock_bh(&psta->lock);
+
+			if (passoc_req && assoc_req_len > 0) {
+				rtw_cfg80211_indicate_sta_assoc(adapter, passoc_req, assoc_req_len);
+
+				kfree(passoc_req);
+			}
+#endif /* CONFIG_AUTO_AP_MODE */
+		}
+		return;
+	}
+
+	/* for AD-HOC mode */
+	psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
+	if (psta != NULL) {
+		/* the sta have been in sta_info_queue => do nothing */
+
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue\n"));
+
+		return; /* between drv has received this event before and  fw have not yet to set key to CAM_ENTRY) */
+	}
+
+	psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
+	if (psta == NULL) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't alloc sta_info when rtw_stassoc_event_callback\n"));
+		return;
+	}
+
+	/* to do : init sta_info variable */
+	psta->qos_option = 0;
+	psta->mac_id = (uint)pstassoc->cam_id;
+	/* psta->aid = (uint)pstassoc->cam_id; */
+	DBG_871X("%s\n", __func__);
+	/* for ad-hoc mode */
+	rtw_hal_set_odm_var(adapter, HAL_ODM_STA_INFO, psta, true);
+
+	rtw_sta_media_status_rpt(adapter, psta, 1);
+
+	if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
+		psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
+
+
+	psta->ieee8021x_blocked = false;
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
+		(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
+		if (adapter->stapriv.asoc_sta_count == 2) {
+			spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+			ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
+			pmlmepriv->cur_network_scanned = ptarget_wlan;
+			if (ptarget_wlan)
+				ptarget_wlan->fixed = true;
+			spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+			/*  a sta + bc/mc_stainfo (not Ibss_stainfo) */
+			rtw_indicate_connect(adapter);
+		}
+	}
+
+	spin_unlock_bh(&pmlmepriv->lock);
+
+
+	mlmeext_sta_add_event_callback(adapter, psta);
+}
+
+void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf)
+{
+	int mac_id = (-1);
+	struct sta_info *psta;
+	struct wlan_network *pwlan = NULL;
+	struct wlan_bssid_ex    *pdev_network = NULL;
+	u8 *pibss = NULL;
+	struct	mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+	struct	stadel_event *pstadel	= (struct stadel_event *)pbuf;
+	struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
+	struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
+	if (psta)
+		mac_id = psta->mac_id;
+	else
+		mac_id = pstadel->mac_id;
+
+	DBG_871X("%s(mac_id =%d) =" MAC_FMT "\n", __func__, mac_id, MAC_ARG(pstadel->macaddr));
+
+	if (mac_id >= 0) {
+		u16 media_status;
+		media_status = (mac_id<<8)|0; /*   MACID|OPMODE:0 means disconnect */
+		/* for STA, AP, ADHOC mode, report disconnect stauts to FW */
+		rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
+	}
+
+	/* if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) */
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
+		return;
+
+
+	mlmeext_sta_del_event_callback(adapter);
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
+		u16 reason = *((unsigned short *)(pstadel->rsvd));
+		bool roam = false;
+		struct wlan_network *roam_target = NULL;
+
+		if (adapter->registrypriv.wifi_spec == 1) {
+			roam = false;
+		} else if (reason == WLAN_REASON_EXPIRATION_CHK && rtw_chk_roam_flags(adapter, RTW_ROAM_ON_EXPIRED)) {
+			roam = true;
+		} else if (reason == WLAN_REASON_ACTIVE_ROAM && rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
+			roam = true;
+			roam_target = pmlmepriv->roam_network;
+		}
+#ifdef CONFIG_INTEL_WIDI
+		else if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_CONNECTED) {
+			roam = true;
+		}
+#endif /*  CONFIG_INTEL_WIDI */
+
+		if (roam == true) {
+			if (rtw_to_roam(adapter) > 0)
+				rtw_dec_to_roam(adapter); /* this stadel_event is caused by roaming, decrease to_roam */
+			else if (rtw_to_roam(adapter) == 0)
+				rtw_set_to_roam(adapter, adapter->registrypriv.max_roaming_times);
+		} else {
+			rtw_set_to_roam(adapter, 0);
+		}
+
+		rtw_free_uc_swdec_pending_queue(adapter);
+
+		rtw_free_assoc_resources(adapter, 1);
+		rtw_indicate_disconnect(adapter);
+
+		spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+		/*  remove the network entry in scanned_queue */
+		pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
+		if (pwlan) {
+			pwlan->fixed = false;
+			rtw_free_network_nolock(adapter, pwlan);
+		}
+		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+
+#ifdef CONFIG_INTEL_WIDI
+		if (!rtw_to_roam(adapter))
+			process_intel_widi_disconnect(adapter, 1);
+#endif /*  CONFIG_INTEL_WIDI */
+
+		_rtw_roaming(adapter, roam_target);
+	}
+
+	if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
+	      check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
+
+		rtw_free_stainfo(adapter,  psta);
+
+		if (adapter->stapriv.asoc_sta_count == 1) {/* a sta + bc/mc_stainfo (not Ibss_stainfo) */
+			/* rtw_indicate_disconnect(adapter);removed@20091105 */
+			spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+			/* free old ibss network */
+			/* pwlan = rtw_find_network(&pmlmepriv->scanned_queue, pstadel->macaddr); */
+			pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
+			if (pwlan) {
+				pwlan->fixed = false;
+				rtw_free_network_nolock(adapter, pwlan);
+			}
+			spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+			/* re-create ibss */
+			pdev_network = &(adapter->registrypriv.dev_network);
+			pibss = adapter->registrypriv.dev_network.MacAddress;
+
+			memcpy(pdev_network, &tgt_network->network, get_wlan_bssid_ex_sz(&tgt_network->network));
+
+			memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
+			memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
+
+			rtw_update_registrypriv_dev_network(adapter);
+
+			rtw_generate_random_ibss(pibss);
+
+			if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
+				set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
+				_clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
+			}
+
+			if (rtw_createbss_cmd(adapter) != _SUCCESS) {
+
+				RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("***Error =>stadel_event_callback: rtw_createbss_cmd status FAIL***\n "));
+
+			}
+
+
+		}
+
+	}
+
+	spin_unlock_bh(&pmlmepriv->lock);
+}
+
+void rtw_cpwm_event_callback(struct adapter *padapter, u8 *pbuf)
+{
+	struct reportpwrstate_parm *preportpwrstate;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_cpwm_event_callback !!!\n"));
+	preportpwrstate = (struct reportpwrstate_parm *)pbuf;
+	preportpwrstate->state |= (u8)(adapter_to_pwrctl(padapter)->cpwm_tog + 0x80);
+	cpwm_int_hdl(padapter, preportpwrstate);
+}
+
+
+void rtw_wmm_event_callback(struct adapter *padapter, u8 *pbuf)
+{
+	WMMOnAssocRsp(padapter);
+}
+
+/*
+* _rtw_join_timeout_handler - Timeout/faliure handler for CMD JoinBss
+* @adapter: pointer to struct adapter structure
+*/
+void _rtw_join_timeout_handler (struct adapter *adapter)
+{
+	struct	mlme_priv *pmlmepriv = &adapter->mlmepriv;
+
+	DBG_871X("%s, fw_state =%x\n", __func__, get_fwstate(pmlmepriv));
+
+	if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
+		return;
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	if (rtw_to_roam(adapter) > 0) { /* join timeout caused by roaming */
+		while (1) {
+			rtw_dec_to_roam(adapter);
+			if (rtw_to_roam(adapter) != 0) { /* try another */
+				int do_join_r;
+				DBG_871X("%s try another roaming\n", __func__);
+				do_join_r = rtw_do_join(adapter);
+				if (_SUCCESS != do_join_r) {
+					DBG_871X("%s roaming do_join return %d\n", __func__, do_join_r);
+					continue;
+				}
+				break;
+			} else {
+#ifdef CONFIG_INTEL_WIDI
+				if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
+					memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
+					intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
+					DBG_871X("change to widi listen\n");
+				}
+#endif /*  CONFIG_INTEL_WIDI */
+				DBG_871X("%s We've try roaming but fail\n", __func__);
+				rtw_indicate_disconnect(adapter);
+				break;
+			}
+		}
+
+	} else{
+		rtw_indicate_disconnect(adapter);
+		free_scanqueue(pmlmepriv);/*  */
+
+		/* indicate disconnect for the case that join_timeout and check_fwstate != FW_LINKED */
+		rtw_cfg80211_indicate_disconnect(adapter);
+
+	}
+
+	spin_unlock_bh(&pmlmepriv->lock);
+}
+
+/*
+* rtw_scan_timeout_handler - Timeout/Faliure handler for CMD SiteSurvey
+* @adapter: pointer to struct adapter structure
+*/
+void rtw_scan_timeout_handler (struct adapter *adapter)
+{
+	struct	mlme_priv *pmlmepriv = &adapter->mlmepriv;
+
+	DBG_871X(FUNC_ADPT_FMT" fw_state =%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv));
+
+	spin_lock_bh(&pmlmepriv->lock);
+
+	_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
+
+	spin_unlock_bh(&pmlmepriv->lock);
+
+	rtw_indicate_scan_done(adapter, true);
+}
+
+void rtw_mlme_reset_auto_scan_int(struct adapter *adapter)
+{
+	struct mlme_priv *mlme = &adapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if (pmlmeinfo->VHT_enable) /* disable auto scan when connect to 11AC AP */
+		mlme->auto_scan_int_ms = 0;
+	else if (adapter->registrypriv.wifi_spec && is_client_associated_to_ap(adapter) == true)
+		mlme->auto_scan_int_ms = 60*1000;
+	else if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
+		if (check_fwstate(mlme, WIFI_STATION_STATE) && check_fwstate(mlme, _FW_LINKED))
+			mlme->auto_scan_int_ms = mlme->roam_scan_int_ms;
+	} else
+		mlme->auto_scan_int_ms = 0; /* disabled */
+
+	return;
+}
+
+static void rtw_auto_scan_handler(struct adapter *padapter)
+{
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	rtw_mlme_reset_auto_scan_int(padapter);
+
+	if (pmlmepriv->auto_scan_int_ms != 0
+		&& jiffies_to_msecs(jiffies - pmlmepriv->scan_start_time) > pmlmepriv->auto_scan_int_ms) {
+
+		if (!padapter->registrypriv.wifi_spec) {
+			if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) {
+				DBG_871X(FUNC_ADPT_FMT" _FW_UNDER_SURVEY|_FW_UNDER_LINKING\n", FUNC_ADPT_ARG(padapter));
+				goto exit;
+			}
+
+			if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) {
+				DBG_871X(FUNC_ADPT_FMT" exit BusyTraffic\n", FUNC_ADPT_ARG(padapter));
+				goto exit;
+			}
+		}
+
+		DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+
+		rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
+	}
+
+exit:
+	return;
+}
+
+void rtw_dynamic_check_timer_handlder(struct adapter *adapter)
+{
+	if (!adapter)
+		return;
+
+	if (adapter->hw_init_completed == false)
+		return;
+
+	if ((adapter->bDriverStopped == true) || (adapter->bSurpriseRemoved == true))
+		return;
+
+	if (adapter->net_closed == true)
+		return;
+
+	if (is_primary_adapter(adapter))
+		DBG_871X("IsBtDisabled =%d, IsBtControlLps =%d\n", rtw_btcoex_IsBtDisabled(adapter), rtw_btcoex_IsBtControlLps(adapter));
+
+	if ((adapter_to_pwrctl(adapter)->bFwCurrentInPSMode == true)
+		&& (rtw_btcoex_IsBtControlLps(adapter) == false)
+		) {
+		u8 bEnterPS;
+
+		linked_status_chk(adapter);
+
+		bEnterPS = traffic_status_watchdog(adapter, 1);
+		if (bEnterPS) {
+			/* rtw_lps_ctrl_wk_cmd(adapter, LPS_CTRL_ENTER, 1); */
+			rtw_hal_dm_watchdog_in_lps(adapter);
+		} else{
+			/* call rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 1) in traffic_status_watchdog() */
+		}
+
+	} else{
+		if (is_primary_adapter(adapter)) {
+			rtw_dynamic_chk_wk_cmd(adapter);
+		}
+	}
+
+	/* auto site survey */
+	rtw_auto_scan_handler(adapter);
+}
+
+
+inline bool rtw_is_scan_deny(struct adapter *adapter)
+{
+	struct mlme_priv *mlmepriv = &adapter->mlmepriv;
+	return (atomic_read(&mlmepriv->set_scan_deny) != 0) ? true : false;
+}
+
+inline void rtw_clear_scan_deny(struct adapter *adapter)
+{
+	struct mlme_priv *mlmepriv = &adapter->mlmepriv;
+	atomic_set(&mlmepriv->set_scan_deny, 0);
+
+	DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
+}
+
+void rtw_set_scan_deny_timer_hdl(struct adapter *adapter)
+{
+	rtw_clear_scan_deny(adapter);
+}
+
+void rtw_set_scan_deny(struct adapter *adapter, u32 ms)
+{
+	struct mlme_priv *mlmepriv = &adapter->mlmepriv;
+
+	DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
+	atomic_set(&mlmepriv->set_scan_deny, 1);
+	_set_timer(&mlmepriv->set_scan_deny_timer, ms);
+}
+
+/*
+* Select a new roaming candidate from the original @param candidate and @param competitor
+* @return true: candidate is updated
+* @return false: candidate is not updated
+*/
+static int rtw_check_roaming_candidate(struct mlme_priv *mlme
+	, struct wlan_network **candidate, struct wlan_network *competitor)
+{
+	int updated = false;
+	struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
+
+	if (is_same_ess(&competitor->network, &mlme->cur_network.network) == false)
+		goto exit;
+
+	if (rtw_is_desired_network(adapter, competitor) == false)
+		goto exit;
+
+	DBG_871X("roam candidate:%s %s("MAC_FMT", ch%3u) rssi:%d, age:%5d\n",
+		(competitor == mlme->cur_network_scanned)?"*":" ",
+		competitor->network.Ssid.Ssid,
+		MAC_ARG(competitor->network.MacAddress),
+		competitor->network.Configuration.DSConfig,
+		(int)competitor->network.Rssi,
+		jiffies_to_msecs(jiffies - competitor->last_scanned)
+	);
+
+	/* got specific addr to roam */
+	if (!is_zero_mac_addr(mlme->roam_tgt_addr)) {
+		if (!memcmp(mlme->roam_tgt_addr, competitor->network.MacAddress, ETH_ALEN))
+			goto update;
+		else
+			goto exit;
+	}
+	if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms)
+		goto exit;
+
+	if (competitor->network.Rssi - mlme->cur_network_scanned->network.Rssi < mlme->roam_rssi_diff_th)
+		goto exit;
+
+	if (*candidate != NULL && (*candidate)->network.Rssi >= competitor->network.Rssi)
+		goto exit;
+
+update:
+	*candidate = competitor;
+	updated = true;
+
+exit:
+	return updated;
+}
+
+int rtw_select_roaming_candidate(struct mlme_priv *mlme)
+{
+	int ret = _FAIL;
+	struct list_head	*phead;
+	struct adapter *adapter;
+	struct __queue	*queue	= &(mlme->scanned_queue);
+	struct	wlan_network	*pnetwork = NULL;
+	struct	wlan_network	*candidate = NULL;
+
+	if (mlme->cur_network_scanned == NULL) {
+		rtw_warn_on(1);
+		return ret;
+	}
+
+	spin_lock_bh(&(mlme->scanned_queue.lock));
+	phead = get_list_head(queue);
+	adapter = (struct adapter *)mlme->nic_hdl;
+
+	mlme->pscanned = get_next(phead);
+
+	while (phead != mlme->pscanned) {
+
+		pnetwork = LIST_CONTAINOR(mlme->pscanned, struct wlan_network, list);
+		if (pnetwork == NULL) {
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __func__));
+			ret = _FAIL;
+			goto exit;
+		}
+
+		mlme->pscanned = get_next(mlme->pscanned);
+
+		DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
+			, pnetwork->network.Ssid.Ssid
+			, MAC_ARG(pnetwork->network.MacAddress)
+			, pnetwork->network.Configuration.DSConfig
+			, (int)pnetwork->network.Rssi);
+
+		rtw_check_roaming_candidate(mlme, &candidate, pnetwork);
+
+	}
+
+	if (candidate == NULL) {
+		DBG_871X("%s: return _FAIL(candidate == NULL)\n", __func__);
+		ret = _FAIL;
+		goto exit;
+	} else {
+		DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
+			candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
+			candidate->network.Configuration.DSConfig);
+
+		mlme->roam_network = candidate;
+
+		if (!memcmp(candidate->network.MacAddress, mlme->roam_tgt_addr, ETH_ALEN))
+			memset(mlme->roam_tgt_addr, 0, ETH_ALEN);
+	}
+
+	ret = _SUCCESS;
+exit:
+	spin_unlock_bh(&(mlme->scanned_queue.lock));
+
+	return ret;
+}
+
+/*
+* Select a new join candidate from the original @param candidate and @param competitor
+* @return true: candidate is updated
+* @return false: candidate is not updated
+*/
+static int rtw_check_join_candidate(struct mlme_priv *mlme
+	, struct wlan_network **candidate, struct wlan_network *competitor)
+{
+	int updated = false;
+	struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
+
+
+	/* check bssid, if needed */
+	if (mlme->assoc_by_bssid == true) {
+		if (memcmp(competitor->network.MacAddress, mlme->assoc_bssid, ETH_ALEN))
+			goto exit;
+	}
+
+	/* check ssid, if needed */
+	if (mlme->assoc_ssid.Ssid[0] && mlme->assoc_ssid.SsidLength) {
+		if (competitor->network.Ssid.SsidLength != mlme->assoc_ssid.SsidLength
+			|| memcmp(competitor->network.Ssid.Ssid, mlme->assoc_ssid.Ssid, mlme->assoc_ssid.SsidLength)
+		)
+			goto exit;
+	}
+
+	if (rtw_is_desired_network(adapter, competitor)  == false)
+		goto exit;
+
+	if (rtw_to_roam(adapter) > 0) {
+		if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms
+			|| is_same_ess(&competitor->network, &mlme->cur_network.network) == false
+		)
+			goto exit;
+	}
+
+	if (*candidate == NULL || (*candidate)->network.Rssi < competitor->network.Rssi) {
+		*candidate = competitor;
+		updated = true;
+	}
+
+	if (updated) {
+		DBG_871X("[by_bssid:%u][assoc_ssid:%s]"
+			"[to_roam:%u] "
+			"new candidate: %s("MAC_FMT", ch%u) rssi:%d\n",
+			mlme->assoc_by_bssid,
+			mlme->assoc_ssid.Ssid,
+			rtw_to_roam(adapter),
+			(*candidate)->network.Ssid.Ssid,
+			MAC_ARG((*candidate)->network.MacAddress),
+			(*candidate)->network.Configuration.DSConfig,
+			(int)(*candidate)->network.Rssi
+		);
+	}
+
+exit:
+	return updated;
+}
+
+/*
+Calling context:
+The caller of the sub-routine will be in critical section...
+
+The caller must hold the following spinlock
+
+pmlmepriv->lock
+
+
+*/
+
+int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv)
+{
+	int ret;
+	struct list_head	*phead;
+	struct adapter *adapter;
+	struct __queue	*queue	= &(pmlmepriv->scanned_queue);
+	struct	wlan_network	*pnetwork = NULL;
+	struct	wlan_network	*candidate = NULL;
+
+	adapter = (struct adapter *)pmlmepriv->nic_hdl;
+
+	spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+
+	if (pmlmepriv->roam_network) {
+		candidate = pmlmepriv->roam_network;
+		pmlmepriv->roam_network = NULL;
+		goto candidate_exist;
+	}
+
+	phead = get_list_head(queue);
+	pmlmepriv->pscanned = get_next(phead);
+
+	while (phead != pmlmepriv->pscanned) {
+
+		pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list);
+		if (pnetwork == NULL) {
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __func__));
+			ret = _FAIL;
+			goto exit;
+		}
+
+		pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
+
+		DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
+			, pnetwork->network.Ssid.Ssid
+			, MAC_ARG(pnetwork->network.MacAddress)
+			, pnetwork->network.Configuration.DSConfig
+			, (int)pnetwork->network.Rssi);
+
+		rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
+
+	}
+
+	if (candidate == NULL) {
+		DBG_871X("%s: return _FAIL(candidate == NULL)\n", __func__);
+#ifdef CONFIG_WOWLAN
+		_clr_fwstate_(pmlmepriv, _FW_LINKED|_FW_UNDER_LINKING);
+#endif
+		ret = _FAIL;
+		goto exit;
+	} else {
+		DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
+			candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
+			candidate->network.Configuration.DSConfig);
+		goto candidate_exist;
+	}
+
+candidate_exist:
+
+	/*  check for situation of  _FW_LINKED */
+	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
+		DBG_871X("%s: _FW_LINKED while ask_for_joinbss!!!\n", __func__);
+
+		rtw_disassoc_cmd(adapter, 0, true);
+		rtw_indicate_disconnect(adapter);
+		rtw_free_assoc_resources(adapter, 0);
+	}
+
+	set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
+	ret = rtw_joinbss_cmd(adapter, candidate);
+
+exit:
+	spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+	return ret;
+}
+
+sint rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv)
+{
+	struct	cmd_obj *pcmd;
+	struct	setauth_parm *psetauthparm;
+	struct	cmd_priv *pcmdpriv = &(adapter->cmdpriv);
+	sint		res = _SUCCESS;
+
+	pcmd = (struct	cmd_obj *)rtw_zmalloc(sizeof(struct	cmd_obj));
+	if (pcmd == NULL) {
+		res = _FAIL;  /* try again */
+		goto exit;
+	}
+
+	psetauthparm = (struct setauth_parm *)rtw_zmalloc(sizeof(struct setauth_parm));
+	if (psetauthparm == NULL) {
+		kfree((unsigned char *)pcmd);
+		res = _FAIL;
+		goto exit;
+	}
+
+	memset(psetauthparm, 0, sizeof(struct setauth_parm));
+	psetauthparm->mode = (unsigned char)psecuritypriv->dot11AuthAlgrthm;
+
+	pcmd->cmdcode = _SetAuth_CMD_;
+	pcmd->parmbuf = (unsigned char *)psetauthparm;
+	pcmd->cmdsz =  (sizeof(struct setauth_parm));
+	pcmd->rsp = NULL;
+	pcmd->rspsz = 0;
+
+
+	INIT_LIST_HEAD(&pcmd->list);
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("after enqueue set_auth_cmd, auth_mode =%x\n", psecuritypriv->dot11AuthAlgrthm));
+
+	res = rtw_enqueue_cmd(pcmdpriv, pcmd);
+
+exit:
+	return res;
+}
+
+sint rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, sint keyid, u8 set_tx, bool enqueue)
+{
+	u8 keylen;
+	struct cmd_obj		*pcmd;
+	struct setkey_parm	*psetkeyparm;
+	struct cmd_priv 	*pcmdpriv = &(adapter->cmdpriv);
+	sint	res = _SUCCESS;
+
+	psetkeyparm = (struct setkey_parm *)rtw_zmalloc(sizeof(struct setkey_parm));
+	if (psetkeyparm == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+	memset(psetkeyparm, 0, sizeof(struct setkey_parm));
+
+	if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
+		psetkeyparm->algorithm = (unsigned char)psecuritypriv->dot118021XGrpPrivacy;
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =(unsigned char)psecuritypriv->dot118021XGrpPrivacy =%d\n", psetkeyparm->algorithm));
+	} else {
+		psetkeyparm->algorithm = (u8)psecuritypriv->dot11PrivacyAlgrthm;
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =(u8)psecuritypriv->dot11PrivacyAlgrthm =%d\n", psetkeyparm->algorithm));
+
+	}
+	psetkeyparm->keyid = (u8)keyid;/* 0~3 */
+	psetkeyparm->set_tx = set_tx;
+	if (is_wep_enc(psetkeyparm->algorithm))
+		adapter->securitypriv.key_mask |= BIT(psetkeyparm->keyid);
+
+	DBG_871X("==> rtw_set_key algorithm(%x), keyid(%x), key_mask(%x)\n", psetkeyparm->algorithm, psetkeyparm->keyid, adapter->securitypriv.key_mask);
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =%d psetkeyparm->keyid =(u8)keyid =%d\n", psetkeyparm->algorithm, keyid));
+
+	switch (psetkeyparm->algorithm) {
+
+	case _WEP40_:
+		keylen = 5;
+		memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
+		break;
+	case _WEP104_:
+		keylen = 13;
+		memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
+		break;
+	case _TKIP_:
+		keylen = 16;
+		memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
+		psetkeyparm->grpkey = 1;
+		break;
+	case _AES_:
+		keylen = 16;
+		memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
+		psetkeyparm->grpkey = 1;
+		break;
+	default:
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key:psecuritypriv->dot11PrivacyAlgrthm = %x (must be 1 or 2 or 4 or 5)\n", psecuritypriv->dot11PrivacyAlgrthm));
+		res = _FAIL;
+		kfree((unsigned char *)psetkeyparm);
+		goto exit;
+	}
+
+
+	if (enqueue) {
+		pcmd = (struct	cmd_obj *)rtw_zmalloc(sizeof(struct	cmd_obj));
+		if (pcmd == NULL) {
+			kfree((unsigned char *)psetkeyparm);
+			res = _FAIL;  /* try again */
+			goto exit;
+		}
+
+		pcmd->cmdcode = _SetKey_CMD_;
+		pcmd->parmbuf = (u8 *)psetkeyparm;
+		pcmd->cmdsz =  (sizeof(struct setkey_parm));
+		pcmd->rsp = NULL;
+		pcmd->rspsz = 0;
+
+		INIT_LIST_HEAD(&pcmd->list);
+
+		/* sema_init(&(pcmd->cmd_sem), 0); */
+
+		res = rtw_enqueue_cmd(pcmdpriv, pcmd);
+	} else{
+		setkey_hdl(adapter, (u8 *)psetkeyparm);
+		kfree((u8 *) psetkeyparm);
+	}
+exit:
+	return res;
+}
+
+/* adjust IEs for rtw_joinbss_cmd in WMM */
+int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
+{
+	unsigned	int ielength = 0;
+	unsigned int i, j;
+
+	i = 12; /* after the fixed IE */
+	while (i < in_len) {
+		ielength = initial_out_len;
+
+		if (in_ie[i] == 0xDD && in_ie[i+2] == 0x00 && in_ie[i+3] == 0x50  && in_ie[i+4] == 0xF2 && in_ie[i+5] == 0x02 && i+5 < in_len) { /* WMM element ID and OUI */
+			for (j = i; j < i + 9; j++) {
+					out_ie[ielength] = in_ie[j];
+					ielength++;
+			}
+			out_ie[initial_out_len + 1] = 0x07;
+			out_ie[initial_out_len + 6] = 0x00;
+			out_ie[initial_out_len + 8] = 0x00;
+
+			break;
+		}
+
+		i += (in_ie[i+1]+2); /*  to the next IE element */
+	}
+
+	return ielength;
+
+}
+
+
+/*  */
+/*  Ported from 8185: IsInPreAuthKeyList(). (Renamed from SecIsInPreAuthKeyList(), 2006-10-13.) */
+/*  Added by Annie, 2006-05-07. */
+/*  */
+/*  Search by BSSID, */
+/*  Return Value: */
+/* 		-1		:if there is no pre-auth key in the  table */
+/* 		>= 0		:if there is pre-auth key, and   return the entry id */
+/*  */
+/*  */
+
+static int SecIsInPMKIDList(struct adapter *Adapter, u8 *bssid)
+{
+	struct security_priv *psecuritypriv = &Adapter->securitypriv;
+	int i = 0;
+
+	do {
+		if ((psecuritypriv->PMKIDList[i].bUsed) &&
+				(!memcmp(psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN))) {
+			break;
+		} else{
+			i++;
+			/* continue; */
+		}
+
+	} while (i < NUM_PMKID_CACHE);
+
+	if (i == NUM_PMKID_CACHE) {
+		i = -1;/*  Could not find. */
+	} else {
+		/*  There is one Pre-Authentication Key for the specific BSSID. */
+	}
+
+	return i;
+
+}
+
+/*  */
+/*  Check the RSN IE length */
+/*  If the RSN IE length <= 20, the RSN IE didn't include the PMKID information */
+/*  0-11th element in the array are the fixed IE */
+/*  12th element in the array is the IE */
+/*  13th element in the array is the IE length */
+/*  */
+
+static int rtw_append_pmkid(struct adapter *Adapter, int iEntry, u8 *ie, uint ie_len)
+{
+	struct security_priv *psecuritypriv = &Adapter->securitypriv;
+
+	if (ie[13] <= 20) {
+		/*  The RSN IE didn't include the PMK ID, append the PMK information */
+			ie[ie_len] = 1;
+			ie_len++;
+			ie[ie_len] = 0;	/* PMKID count = 0x0100 */
+			ie_len++;
+			memcpy(&ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
+
+			ie_len += 16;
+			ie[13] += 18;/* PMKID length = 2+16 */
+
+	}
+	return ie_len;
+}
+
+sint rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len)
+{
+	u8 authmode = 0x0;
+	uint	ielength;
+	int iEntry;
+
+	struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	struct security_priv *psecuritypriv = &adapter->securitypriv;
+	uint	ndisauthmode = psecuritypriv->ndisauthtype;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
+		 ("+rtw_restruct_sec_ie: ndisauthmode =%d ndissecuritytype =%d\n",
+		  ndisauthmode, ndissecuritytype));
+
+	/* copy fixed ie only */
+	memcpy(out_ie, in_ie, 12);
+	ielength = 12;
+	if ((ndisauthmode == Ndis802_11AuthModeWPA) || (ndisauthmode == Ndis802_11AuthModeWPAPSK))
+			authmode = _WPA_IE_ID_;
+	if ((ndisauthmode == Ndis802_11AuthModeWPA2) || (ndisauthmode == Ndis802_11AuthModeWPA2PSK))
+			authmode = _WPA2_IE_ID_;
+
+	if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
+		memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len);
+
+		ielength += psecuritypriv->wps_ie_len;
+	} else if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) {
+		/* copy RSN or SSN */
+		memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
+		/* debug for CONFIG_IEEE80211W
+		{
+			int jj;
+			printk("supplicant_ie_length =%d &&&&&&&&&&&&&&&&&&&\n", psecuritypriv->supplicant_ie[1]+2);
+			for (jj = 0; jj < psecuritypriv->supplicant_ie[1]+2; jj++)
+				printk(" %02x ", psecuritypriv->supplicant_ie[jj]);
+			printk("\n");
+		}*/
+		ielength += psecuritypriv->supplicant_ie[1]+2;
+		rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie);
+	}
+
+	iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
+	if (iEntry < 0) {
+		return ielength;
+	} else{
+		if (authmode == _WPA2_IE_ID_)
+			ielength = rtw_append_pmkid(adapter, iEntry, out_ie, ielength);
+	}
+	return ielength;
+}
+
+void rtw_init_registrypriv_dev_network(struct adapter *adapter)
+{
+	struct registry_priv *pregistrypriv = &adapter->registrypriv;
+	struct eeprom_priv *peepriv = &adapter->eeprompriv;
+	struct wlan_bssid_ex    *pdev_network = &pregistrypriv->dev_network;
+	u8 *myhwaddr = myid(peepriv);
+
+	memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
+
+	memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(struct ndis_802_11_ssid));
+
+	pdev_network->Configuration.Length = sizeof(struct ndis_802_11_conf);
+	pdev_network->Configuration.BeaconPeriod = 100;
+	pdev_network->Configuration.FHConfig.Length = 0;
+	pdev_network->Configuration.FHConfig.HopPattern = 0;
+	pdev_network->Configuration.FHConfig.HopSet = 0;
+	pdev_network->Configuration.FHConfig.DwellTime = 0;
+}
+
+void rtw_update_registrypriv_dev_network(struct adapter *adapter)
+{
+	int sz = 0;
+	struct registry_priv *pregistrypriv = &adapter->registrypriv;
+	struct wlan_bssid_ex    *pdev_network = &pregistrypriv->dev_network;
+	struct	security_priv *psecuritypriv = &adapter->securitypriv;
+	struct	wlan_network	*cur_network = &adapter->mlmepriv.cur_network;
+	/* struct	xmit_priv *pxmitpriv = &adapter->xmitpriv; */
+
+	pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ; /*  adhoc no 802.1x */
+
+	pdev_network->Rssi = 0;
+
+	switch (pregistrypriv->wireless_mode) {
+	case WIRELESS_11B:
+		pdev_network->NetworkTypeInUse = (Ndis802_11DS);
+		break;
+	case WIRELESS_11G:
+	case WIRELESS_11BG:
+	case WIRELESS_11_24N:
+	case WIRELESS_11G_24N:
+	case WIRELESS_11BG_24N:
+		pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
+		break;
+	case WIRELESS_11A:
+	case WIRELESS_11A_5N:
+		pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
+		break;
+	case WIRELESS_11ABGN:
+		if (pregistrypriv->channel > 14)
+			pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
+		else
+			pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
+		break;
+	default:
+		/*  TODO */
+		break;
+	}
+
+	pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("pregistrypriv->channel =%d, pdev_network->Configuration.DSConfig = 0x%x\n", pregistrypriv->channel, pdev_network->Configuration.DSConfig));
+
+	if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
+		pdev_network->Configuration.ATIMWindow = (0);
+
+	pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
+
+	/*  1. Supported rates */
+	/*  2. IE */
+
+	/* rtw_set_supported_rate(pdev_network->SupportedRates, pregistrypriv->wireless_mode) ;  will be called in rtw_generate_ie */
+	sz = rtw_generate_ie(pregistrypriv);
+
+	pdev_network->IELength = sz;
+
+	pdev_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex  *)pdev_network);
+
+	/* notes: translate IELength & Length after assign the Length to cmdsz in createbss_cmd(); */
+	/* pdev_network->IELength = cpu_to_le32(sz); */
+}
+
+void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter)
+{
+}
+
+/* the fucntion is at passive_level */
+void rtw_joinbss_reset(struct adapter *padapter)
+{
+	u8 threshold;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	struct ht_priv 	*phtpriv = &pmlmepriv->htpriv;
+
+	/* todo: if you want to do something io/reg/hw setting before join_bss, please add code here */
+
+	pmlmepriv->num_FortyMHzIntolerant = 0;
+
+	pmlmepriv->num_sta_no_ht = 0;
+
+	phtpriv->ampdu_enable = false;/* reset to disabled */
+
+	/*  TH = 1 => means that invalidate usb rx aggregation */
+	/*  TH = 0 => means that validate usb rx aggregation, use init value. */
+	if (phtpriv->ht_option) {
+		if (padapter->registrypriv.wifi_spec == 1)
+			threshold = 1;
+		else
+			threshold = 0;
+		rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
+	} else{
+		threshold = 1;
+		rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
+	}
+}
+
+void rtw_ht_use_default_setting(struct adapter *padapter)
+{
+	struct mlme_priv 	*pmlmepriv = &padapter->mlmepriv;
+	struct ht_priv 	*phtpriv = &pmlmepriv->htpriv;
+	struct registry_priv *pregistrypriv = &padapter->registrypriv;
+	bool		bHwLDPCSupport = false, bHwSTBCSupport = false;
+	bool		bHwSupportBeamformer = false, bHwSupportBeamformee = false;
+
+	if (pregistrypriv->wifi_spec)
+		phtpriv->bss_coexist = 1;
+	else
+		phtpriv->bss_coexist = 0;
+
+	phtpriv->sgi_40m = TEST_FLAG(pregistrypriv->short_gi, BIT1) ? true : false;
+	phtpriv->sgi_20m = TEST_FLAG(pregistrypriv->short_gi, BIT0) ? true : false;
+
+	/*  LDPC support */
+	rtw_hal_get_def_var(padapter, HAL_DEF_RX_LDPC, (u8 *)&bHwLDPCSupport);
+	CLEAR_FLAGS(phtpriv->ldpc_cap);
+	if (bHwLDPCSupport) {
+		if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT4))
+			SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_RX);
+	}
+	rtw_hal_get_def_var(padapter, HAL_DEF_TX_LDPC, (u8 *)&bHwLDPCSupport);
+	if (bHwLDPCSupport) {
+		if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT5))
+			SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX);
+	}
+	if (phtpriv->ldpc_cap)
+		DBG_871X("[HT] Support LDPC = 0x%02X\n", phtpriv->ldpc_cap);
+
+	/*  STBC */
+	rtw_hal_get_def_var(padapter, HAL_DEF_TX_STBC, (u8 *)&bHwSTBCSupport);
+	CLEAR_FLAGS(phtpriv->stbc_cap);
+	if (bHwSTBCSupport) {
+		if (TEST_FLAG(pregistrypriv->stbc_cap, BIT5))
+			SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX);
+	}
+	rtw_hal_get_def_var(padapter, HAL_DEF_RX_STBC, (u8 *)&bHwSTBCSupport);
+	if (bHwSTBCSupport) {
+		if (TEST_FLAG(pregistrypriv->stbc_cap, BIT4))
+			SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX);
+	}
+	if (phtpriv->stbc_cap)
+		DBG_871X("[HT] Support STBC = 0x%02X\n", phtpriv->stbc_cap);
+
+	/*  Beamforming setting */
+	rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMER, (u8 *)&bHwSupportBeamformer);
+	rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMEE, (u8 *)&bHwSupportBeamformee);
+	CLEAR_FLAGS(phtpriv->beamform_cap);
+	if (TEST_FLAG(pregistrypriv->beamform_cap, BIT4) && bHwSupportBeamformer) {
+		SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
+		DBG_871X("[HT] Support Beamformer\n");
+	}
+	if (TEST_FLAG(pregistrypriv->beamform_cap, BIT5) && bHwSupportBeamformee) {
+		SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
+		DBG_871X("[HT] Support Beamformee\n");
+	}
+}
+
+void rtw_build_wmm_ie_ht(struct adapter *padapter, u8 *out_ie, uint *pout_len)
+{
+	unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
+	int out_len;
+	u8 *pframe;
+
+	if (padapter->mlmepriv.qospriv.qos_option == 0) {
+		out_len = *pout_len;
+		pframe = rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_,
+							_WMM_IE_Length_, WMM_IE, pout_len);
+
+		padapter->mlmepriv.qospriv.qos_option = 1;
+	}
+}
+
+/* the fucntion is >= passive_level */
+unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len, u8 channel)
+{
+	u32 ielen, out_len;
+	enum HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor;
+	unsigned char *p, *pframe;
+	struct rtw_ieee80211_ht_cap ht_capie;
+	u8 cbw40_enable = 0, stbc_rx_enable = 0, rf_type = 0, operation_bw = 0;
+	struct registry_priv *pregistrypriv = &padapter->registrypriv;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct ht_priv 	*phtpriv = &pmlmepriv->htpriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	phtpriv->ht_option = false;
+
+	out_len = *pout_len;
+
+	memset(&ht_capie, 0, sizeof(struct rtw_ieee80211_ht_cap));
+
+	ht_capie.cap_info = cpu_to_le16(IEEE80211_HT_CAP_DSSSCCK40);
+
+	if (phtpriv->sgi_20m)
+		ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_20);
+
+	/* Get HT BW */
+	if (in_ie == NULL) {
+		/* TDLS: TODO 20/40 issue */
+		if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
+			operation_bw = padapter->mlmeextpriv.cur_bwmode;
+			if (operation_bw > CHANNEL_WIDTH_40)
+				operation_bw = CHANNEL_WIDTH_40;
+		} else
+			/* TDLS: TODO 40? */
+			operation_bw = CHANNEL_WIDTH_40;
+	} else {
+		p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
+		if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
+			struct HT_info_element *pht_info = (struct HT_info_element *)(p+2);
+			if (pht_info->infos[0] & BIT(2)) {
+				switch (pht_info->infos[0] & 0x3) {
+				case 1:
+				case 3:
+					operation_bw = CHANNEL_WIDTH_40;
+					break;
+				default:
+					operation_bw = CHANNEL_WIDTH_20;
+					break;
+				}
+			} else {
+				operation_bw = CHANNEL_WIDTH_20;
+			}
+		}
+	}
+
+	/* to disable 40M Hz support while gd_bw_40MHz_en = 0 */
+	if (channel > 14) {
+		if ((pregistrypriv->bw_mode & 0xf0) > 0)
+			cbw40_enable = 1;
+	} else {
+		if ((pregistrypriv->bw_mode & 0x0f) > 0)
+			cbw40_enable = 1;
+	}
+
+	if ((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) {
+		ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH);
+		if (phtpriv->sgi_40m)
+			ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_40);
+	}
+
+	if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX))
+		ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_TX_STBC);
+
+	/* todo: disable SM power save mode */
+	ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SM_PS);
+
+	if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX)) {
+		if ((channel <= 14 && pregistrypriv->rx_stbc == 0x1) ||	/* enable for 2.4GHz */
+			(pregistrypriv->wifi_spec == 1)) {
+			stbc_rx_enable = 1;
+			DBG_871X("declare supporting RX STBC\n");
+		}
+	}
+
+	/* fill default supported_mcs_set */
+	memcpy(ht_capie.supp_mcs_set, pmlmeext->default_supported_mcs_set, 16);
+
+	/* update default supported_mcs_set */
+	rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
+
+	switch (rf_type) {
+	case RF_1T1R:
+		if (stbc_rx_enable)
+			ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_1R);/* RX STBC One spatial stream */
+
+	    set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_1R);
+			break;
+
+	case RF_2T2R:
+	case RF_1T2R:
+	default:
+		if (stbc_rx_enable)
+			ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_2R);/* RX STBC two spatial stream */
+
+		#ifdef CONFIG_DISABLE_MCS13TO15
+		if (((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) && (pregistrypriv->wifi_spec != 1))
+				set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R_13TO15_OFF);
+		else
+				set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R);
+		#else /* CONFIG_DISABLE_MCS13TO15 */
+			set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R);
+		#endif /* CONFIG_DISABLE_MCS13TO15 */
+		break;
+	}
+
+	{
+		u32 rx_packet_offset, max_recvbuf_sz;
+		rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset);
+		rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz);
+	}
+
+	if (padapter->driver_rx_ampdu_factor != 0xFF)
+		max_rx_ampdu_factor =
+		  (enum HT_CAP_AMPDU_FACTOR)padapter->driver_rx_ampdu_factor;
+	else
+		rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR,
+				    &max_rx_ampdu_factor);
+
+	/* rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor); */
+	ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03);
+
+	if (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
+		ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
+	else
+		ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
+
+	pframe = rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_,
+						sizeof(struct rtw_ieee80211_ht_cap), (unsigned char *)&ht_capie, pout_len);
+
+	phtpriv->ht_option = true;
+
+	if (in_ie != NULL) {
+		p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
+		if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
+			out_len = *pout_len;
+			pframe = rtw_set_ie(out_ie+out_len, _HT_ADD_INFO_IE_, ielen, p+2, pout_len);
+		}
+	}
+
+	return phtpriv->ht_option;
+
+}
+
+/* the fucntion is > passive_level (in critical_section) */
+void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len, u8 channel)
+{
+	u8 *p, max_ampdu_sz;
+	int len;
+	/* struct sta_info *bmc_sta, *psta; */
+	struct rtw_ieee80211_ht_cap *pht_capie;
+	struct ieee80211_ht_addt_info *pht_addtinfo;
+	/* struct recv_reorder_ctrl *preorder_ctrl; */
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct ht_priv 	*phtpriv = &pmlmepriv->htpriv;
+	/* struct recv_priv *precvpriv = &padapter->recvpriv; */
+	struct registry_priv *pregistrypriv = &padapter->registrypriv;
+	/* struct wlan_network *pcur_network = &(pmlmepriv->cur_network);; */
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 cbw40_enable = 0;
+
+
+	if (!phtpriv->ht_option)
+		return;
+
+	if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable))
+		return;
+
+	DBG_871X("+rtw_update_ht_cap()\n");
+
+	/* maybe needs check if ap supports rx ampdu. */
+	if ((phtpriv->ampdu_enable == false) && (pregistrypriv->ampdu_enable == 1)) {
+		if (pregistrypriv->wifi_spec == 1) {
+			/* remove this part because testbed AP should disable RX AMPDU */
+			/* phtpriv->ampdu_enable = false; */
+			phtpriv->ampdu_enable = true;
+		} else {
+			phtpriv->ampdu_enable = true;
+		}
+	} else if (pregistrypriv->ampdu_enable == 2) {
+		/* remove this part because testbed AP should disable RX AMPDU */
+		/* phtpriv->ampdu_enable = true; */
+	}
+
+
+	/* check Max Rx A-MPDU Size */
+	len = 0;
+	p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fix_ie), _HT_CAPABILITY_IE_, &len, ie_len-sizeof(struct ndis_802_11_fix_ie));
+	if (p && len > 0) {
+		pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2);
+		max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
+		max_ampdu_sz = 1 << (max_ampdu_sz+3); /*  max_ampdu_sz (kbytes); */
+
+		/* DBG_871X("rtw_update_ht_cap(): max_ampdu_sz =%d\n", max_ampdu_sz); */
+		phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
+
+	}
+
+
+	len = 0;
+	p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fix_ie), _HT_ADD_INFO_IE_, &len, ie_len-sizeof(struct ndis_802_11_fix_ie));
+	if (p && len > 0) {
+		pht_addtinfo = (struct ieee80211_ht_addt_info *)(p+2);
+		/* todo: */
+	}
+
+	if (channel > 14) {
+		if ((pregistrypriv->bw_mode & 0xf0) > 0)
+			cbw40_enable = 1;
+	} else {
+		if ((pregistrypriv->bw_mode & 0x0f) > 0)
+			cbw40_enable = 1;
+	}
+
+	/* update cur_bwmode & cur_ch_offset */
+	if ((cbw40_enable) &&
+	    (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
+	      BIT(1)) && (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
+		int i;
+		u8 rf_type;
+
+		rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
+
+		/* update the MCS set */
+		for (i = 0; i < 16; i++)
+			pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
+
+		/* update the MCS rates */
+		switch (rf_type) {
+		case RF_1T1R:
+		case RF_1T2R:
+			set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
+			break;
+		case RF_2T2R:
+		default:
+#ifdef CONFIG_DISABLE_MCS13TO15
+			if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
+				set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
+			else
+				set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
+#else /* CONFIG_DISABLE_MCS13TO15 */
+			set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
+#endif /* CONFIG_DISABLE_MCS13TO15 */
+	}
+
+	/* switch to the 40M Hz mode accoring to the AP */
+	/* pmlmeext->cur_bwmode = CHANNEL_WIDTH_40; */
+	switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
+	case EXTCHNL_OFFSET_UPPER:
+		pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
+		break;
+
+	case EXTCHNL_OFFSET_LOWER:
+		pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
+		break;
+
+	default:
+		pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+		break;
+		}
+	}
+
+	/*  */
+	/*  Config SM Power Save setting */
+	/*  */
+	pmlmeinfo->SM_PS =
+		(le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
+		 0x0C) >> 2;
+	if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
+		DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
+
+	/*  */
+	/*  Config current HT Protection mode. */
+	/*  */
+	pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
+}
+
+void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitframe)
+{
+	u8 issued;
+	int priority;
+	struct sta_info *psta = NULL;
+	struct ht_priv *phtpriv;
+	struct pkt_attrib *pattrib = &pxmitframe->attrib;
+	s32 bmcst = IS_MCAST(pattrib->ra);
+
+	/* if (bmcst || (padapter->mlmepriv.LinkDetectInfo.bTxBusyTraffic == false)) */
+	if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod < 100))
+		return;
+
+	priority = pattrib->priority;
+
+	psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
+	if (pattrib->psta != psta) {
+		DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
+		return;
+	}
+
+	if (psta == NULL) {
+		DBG_871X("%s, psta ==NUL\n", __func__);
+		return;
+	}
+
+	if (!(psta->state & _FW_LINKED)) {
+		DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
+		return;
+	}
+
+
+	phtpriv = &psta->htpriv;
+
+	if ((phtpriv->ht_option == true) && (phtpriv->ampdu_enable == true)) {
+		issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
+		issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
+
+		if (0 == issued) {
+			DBG_871X("rtw_issue_addbareq_cmd, p =%d\n", priority);
+			psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
+			rtw_addbareq_cmd(padapter, (u8) priority, pattrib->ra);
+		}
+	}
+
+}
+
+void rtw_append_exented_cap(struct adapter *padapter, u8 *out_ie, uint *pout_len)
+{
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct ht_priv 	*phtpriv = &pmlmepriv->htpriv;
+	u8 cap_content[8] = {0};
+	u8 *pframe;
+
+
+	if (phtpriv->bss_coexist) {
+		SET_EXT_CAPABILITY_ELE_BSS_COEXIST(cap_content, 1);
+	}
+
+	pframe = rtw_set_ie(out_ie + *pout_len, EID_EXTCapability, 8, cap_content, pout_len);
+}
+
+inline void rtw_set_to_roam(struct adapter *adapter, u8 to_roam)
+{
+	if (to_roam == 0)
+		adapter->mlmepriv.to_join = false;
+	adapter->mlmepriv.to_roam = to_roam;
+}
+
+inline u8 rtw_dec_to_roam(struct adapter *adapter)
+{
+	adapter->mlmepriv.to_roam--;
+	return adapter->mlmepriv.to_roam;
+}
+
+inline u8 rtw_to_roam(struct adapter *adapter)
+{
+	return adapter->mlmepriv.to_roam;
+}
+
+void rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
+{
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	spin_lock_bh(&pmlmepriv->lock);
+	_rtw_roaming(padapter, tgt_network);
+	spin_unlock_bh(&pmlmepriv->lock);
+}
+void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
+{
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct wlan_network *cur_network = &pmlmepriv->cur_network;
+	int do_join_r;
+
+	if (0 < rtw_to_roam(padapter)) {
+		DBG_871X("roaming from %s("MAC_FMT"), length:%d\n",
+				cur_network->network.Ssid.Ssid, MAC_ARG(cur_network->network.MacAddress),
+				cur_network->network.Ssid.SsidLength);
+		memcpy(&pmlmepriv->assoc_ssid, &cur_network->network.Ssid, sizeof(struct ndis_802_11_ssid));
+
+		pmlmepriv->assoc_by_bssid = false;
+
+		while (1) {
+			do_join_r = rtw_do_join(padapter);
+			if (_SUCCESS == do_join_r) {
+				break;
+			} else {
+				DBG_871X("roaming do_join return %d\n", do_join_r);
+				rtw_dec_to_roam(padapter);
+
+				if (rtw_to_roam(padapter) > 0) {
+					continue;
+				} else {
+					DBG_871X("%s(%d) -to roaming fail, indicate_disconnect\n", __func__, __LINE__);
+					rtw_indicate_disconnect(padapter);
+					break;
+				}
+			}
+		}
+	}
+
+}
+
+sint rtw_linked_check(struct adapter *padapter)
+{
+	if ((check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == true) ||
+			(check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == true)) {
+		if (padapter->stapriv.asoc_sta_count > 2)
+			return true;
+	} else{	/* Station mode */
+		if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == true)
+			return true;
+	}
+	return false;
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
new file mode 100644
index 000000000000..e0a3cd64777f
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
@@ -0,0 +1,6940 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_MLME_EXT_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <rtw_wifi_regd.h>
+
+
+static struct mlme_handler mlme_sta_tbl[] = {
+	{WIFI_ASSOCREQ,		"OnAssocReq",	&OnAssocReq},
+	{WIFI_ASSOCRSP,		"OnAssocRsp",	&OnAssocRsp},
+	{WIFI_REASSOCREQ,	"OnReAssocReq",	&OnAssocReq},
+	{WIFI_REASSOCRSP,	"OnReAssocRsp",	&OnAssocRsp},
+	{WIFI_PROBEREQ,		"OnProbeReq",	&OnProbeReq},
+	{WIFI_PROBERSP,		"OnProbeRsp",		&OnProbeRsp},
+
+	/*----------------------------------------------------------
+					below 2 are reserved
+	-----------------------------------------------------------*/
+	{0,					"DoReserved",		&DoReserved},
+	{0,					"DoReserved",		&DoReserved},
+	{WIFI_BEACON,		"OnBeacon",		&OnBeacon},
+	{WIFI_ATIM,			"OnATIM",		&OnAtim},
+	{WIFI_DISASSOC,		"OnDisassoc",		&OnDisassoc},
+	{WIFI_AUTH,			"OnAuth",		&OnAuthClient},
+	{WIFI_DEAUTH,		"OnDeAuth",		&OnDeAuth},
+	{WIFI_ACTION,		"OnAction",		&OnAction},
+	{WIFI_ACTION_NOACK, "OnActionNoAck",	&OnAction},
+};
+
+static struct action_handler OnAction_tbl[] = {
+	{RTW_WLAN_CATEGORY_SPECTRUM_MGMT,	 "ACTION_SPECTRUM_MGMT", on_action_spct},
+	{RTW_WLAN_CATEGORY_QOS, "ACTION_QOS", &DoReserved},
+	{RTW_WLAN_CATEGORY_DLS, "ACTION_DLS", &DoReserved},
+	{RTW_WLAN_CATEGORY_BACK, "ACTION_BACK", &OnAction_back},
+	{RTW_WLAN_CATEGORY_PUBLIC, "ACTION_PUBLIC", on_action_public},
+	{RTW_WLAN_CATEGORY_RADIO_MEASUREMENT, "ACTION_RADIO_MEASUREMENT", &DoReserved},
+	{RTW_WLAN_CATEGORY_FT, "ACTION_FT",	&DoReserved},
+	{RTW_WLAN_CATEGORY_HT,	"ACTION_HT",	&OnAction_ht},
+	{RTW_WLAN_CATEGORY_SA_QUERY, "ACTION_SA_QUERY", &OnAction_sa_query},
+	{RTW_WLAN_CATEGORY_UNPROTECTED_WNM, "ACTION_UNPROTECTED_WNM", &DoReserved},
+	{RTW_WLAN_CATEGORY_SELF_PROTECTED, "ACTION_SELF_PROTECTED", &DoReserved},
+	{RTW_WLAN_CATEGORY_WMM, "ACTION_WMM", &DoReserved},
+	{RTW_WLAN_CATEGORY_VHT, "ACTION_VHT", &DoReserved},
+	{RTW_WLAN_CATEGORY_P2P, "ACTION_P2P", &DoReserved},
+};
+
+
+static u8 null_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
+
+/**************************************************
+OUI definitions for the vendor specific IE
+***************************************************/
+unsigned char RTW_WPA_OUI[] = {0x00, 0x50, 0xf2, 0x01};
+unsigned char WMM_OUI[] = {0x00, 0x50, 0xf2, 0x02};
+unsigned char WPS_OUI[] = {0x00, 0x50, 0xf2, 0x04};
+unsigned char P2P_OUI[] = {0x50, 0x6F, 0x9A, 0x09};
+unsigned char WFD_OUI[] = {0x50, 0x6F, 0x9A, 0x0A};
+
+unsigned char WMM_INFO_OUI[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01};
+unsigned char WMM_PARA_OUI[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
+
+static unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
+
+/********************************************************
+ChannelPlan definitions
+*********************************************************/
+static RT_CHANNEL_PLAN_2G	RTW_ChannelPlan2G[RT_CHANNEL_DOMAIN_2G_MAX] = {
+	{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},		/*  0x00, RT_CHANNEL_DOMAIN_2G_WORLD , Passive scan CH 12, 13 */
+	{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, 13},		/*  0x01, RT_CHANNEL_DOMAIN_2G_ETSI1 */
+	{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, 11},			/*  0x02, RT_CHANNEL_DOMAIN_2G_FCC1 */
+	{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, 14},	/*  0x03, RT_CHANNEL_DOMAIN_2G_MIKK1 */
+	{{10, 11, 12, 13}, 4},						/*  0x04, RT_CHANNEL_DOMAIN_2G_ETSI2 */
+	{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}, 14},	/*  0x05, RT_CHANNEL_DOMAIN_2G_GLOBAL , Passive scan CH 12, 13, 14 */
+	{{}, 0},								/*  0x06, RT_CHANNEL_DOMAIN_2G_NULL */
+};
+
+static RT_CHANNEL_PLAN_5G	RTW_ChannelPlan5G[RT_CHANNEL_DOMAIN_5G_MAX] = {
+	{{}, 0},																					/*  0x00, RT_CHANNEL_DOMAIN_5G_NULL */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140}, 19},						/*  0x01, RT_CHANNEL_DOMAIN_5G_ETSI1 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 149, 153, 157, 161, 165}, 24},	/*  0x02, RT_CHANNEL_DOMAIN_5G_ETSI2 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 149, 153, 157, 161, 165}, 22},			/*  0x03, RT_CHANNEL_DOMAIN_5G_ETSI3 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 149, 153, 157, 161, 165}, 24},	/*  0x04, RT_CHANNEL_DOMAIN_5G_FCC1 */
+	{{36, 40, 44, 48, 149, 153, 157, 161, 165}, 9},														/*  0x05, RT_CHANNEL_DOMAIN_5G_FCC2 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 149, 153, 157, 161, 165}, 13},											/*  0x06, RT_CHANNEL_DOMAIN_5G_FCC3 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 149, 153, 157, 161}, 12},												/*  0x07, RT_CHANNEL_DOMAIN_5G_FCC4 */
+	{{149, 153, 157, 161, 165}, 5},																	/*  0x08, RT_CHANNEL_DOMAIN_5G_FCC5 */
+	{{36, 40, 44, 48, 52, 56, 60, 64}, 8},																/*  0x09, RT_CHANNEL_DOMAIN_5G_FCC6 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 136, 140, 149, 153, 157, 161, 165}, 20},					/*  0x0A, RT_CHANNEL_DOMAIN_5G_FCC7_IC1 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 149, 153, 157, 161, 165}, 20},					/*  0x0B, RT_CHANNEL_DOMAIN_5G_KCC1 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140}, 19},						/*  0x0C, RT_CHANNEL_DOMAIN_5G_MKK1 */
+	{{36, 40, 44, 48, 52, 56, 60, 64}, 8},																/*  0x0D, RT_CHANNEL_DOMAIN_5G_MKK2 */
+	{{100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140}, 11},											/*  0x0E, RT_CHANNEL_DOMAIN_5G_MKK3 */
+	{{56, 60, 64, 100, 104, 108, 112, 116, 136, 140, 149, 153, 157, 161, 165}, 15},								/*  0x0F, RT_CHANNEL_DOMAIN_5G_NCC1 */
+	{{56, 60, 64, 149, 153, 157, 161, 165}, 8},															/*  0x10, RT_CHANNEL_DOMAIN_5G_NCC2 */
+	{{149, 153, 157, 161, 165}, 5},																	/*  0x11, RT_CHANNEL_DOMAIN_5G_NCC3 */
+	{{36, 40, 44, 48}, 4},																			/*  0x12, RT_CHANNEL_DOMAIN_5G_ETSI4 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 136, 140, 149, 153, 157, 161, 165}, 20},					/*  0x13, RT_CHANNEL_DOMAIN_5G_ETSI5 */
+	{{149, 153, 157, 161}, 4},																		/*  0x14, RT_CHANNEL_DOMAIN_5G_FCC8 */
+	{{36, 40, 44, 48, 52, 56, 60, 64}, 8},																/*  0x15, RT_CHANNEL_DOMAIN_5G_ETSI6 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 149, 153, 157, 161, 165}, 13},											/*  0x16, RT_CHANNEL_DOMAIN_5G_ETSI7 */
+	{{36, 40, 44, 48, 149, 153, 157, 161, 165}, 9},														/*  0x17, RT_CHANNEL_DOMAIN_5G_ETSI8 */
+	{{100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140}, 11},											/*  0x18, RT_CHANNEL_DOMAIN_5G_ETSI9 */
+	{{149, 153, 157, 161, 165}, 5},																	/*  0x19, RT_CHANNEL_DOMAIN_5G_ETSI10 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 132, 136, 140, 149, 153, 157, 161, 165}, 16},									/*  0x1A, RT_CHANNEL_DOMAIN_5G_ETSI11 */
+	{{52, 56, 60, 64, 100, 104, 108, 112, 116, 132, 136, 140, 149, 153, 157, 161, 165}, 17},							/*  0x1B, RT_CHANNEL_DOMAIN_5G_NCC4 */
+	{{149, 153, 157, 161}, 4},																		/*  0x1C, RT_CHANNEL_DOMAIN_5G_ETSI12 */
+	{{36, 40, 44, 48, 100, 104, 108, 112, 116, 132, 136, 140, 149, 153, 157, 161, 165}, 17},							/*  0x1D, RT_CHANNEL_DOMAIN_5G_FCC9 */
+	{{36, 40, 44, 48, 100, 104, 108, 112, 116, 132, 136, 140}, 12},											/*  0x1E, RT_CHANNEL_DOMAIN_5G_ETSI13 */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 132, 136, 140, 149, 153, 157, 161}, 20},					/*  0x1F, RT_CHANNEL_DOMAIN_5G_FCC10 */
+
+	/*  Driver self defined for old channel plan Compatible , Remember to modify if have new channel plan definition ===== */
+	{{36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 132, 136, 140, 149, 153, 157, 161, 165}, 21},				/*  0x20, RT_CHANNEL_DOMAIN_5G_FCC */
+	{{36, 40, 44, 48}, 4},																			/*  0x21, RT_CHANNEL_DOMAIN_5G_JAPAN_NO_DFS */
+	{{36, 40, 44, 48, 149, 153, 157, 161}, 8},															/*  0x22, RT_CHANNEL_DOMAIN_5G_FCC4_NO_DFS */
+};
+
+static RT_CHANNEL_PLAN_MAP	RTW_ChannelPlanMap[RT_CHANNEL_DOMAIN_MAX] = {
+	/*  0x00 ~ 0x1F , Old Define ===== */
+	{0x02, 0x20},	/* 0x00, RT_CHANNEL_DOMAIN_FCC */
+	{0x02, 0x0A},	/* 0x01, RT_CHANNEL_DOMAIN_IC */
+	{0x01, 0x01},	/* 0x02, RT_CHANNEL_DOMAIN_ETSI */
+	{0x01, 0x00},	/* 0x03, RT_CHANNEL_DOMAIN_SPAIN */
+	{0x01, 0x00},	/* 0x04, RT_CHANNEL_DOMAIN_FRANCE */
+	{0x03, 0x00},	/* 0x05, RT_CHANNEL_DOMAIN_MKK */
+	{0x03, 0x00},	/* 0x06, RT_CHANNEL_DOMAIN_MKK1 */
+	{0x01, 0x09},	/* 0x07, RT_CHANNEL_DOMAIN_ISRAEL */
+	{0x03, 0x09},	/* 0x08, RT_CHANNEL_DOMAIN_TELEC */
+	{0x03, 0x00},	/* 0x09, RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN */
+	{0x00, 0x00},	/* 0x0A, RT_CHANNEL_DOMAIN_WORLD_WIDE_13 */
+	{0x02, 0x0F},	/* 0x0B, RT_CHANNEL_DOMAIN_TAIWAN */
+	{0x01, 0x08},	/* 0x0C, RT_CHANNEL_DOMAIN_CHINA */
+	{0x02, 0x06},	/* 0x0D, RT_CHANNEL_DOMAIN_SINGAPORE_INDIA_MEXICO */
+	{0x02, 0x0B},	/* 0x0E, RT_CHANNEL_DOMAIN_KOREA */
+	{0x02, 0x09},	/* 0x0F, RT_CHANNEL_DOMAIN_TURKEY */
+	{0x01, 0x01},	/* 0x10, RT_CHANNEL_DOMAIN_JAPAN */
+	{0x02, 0x05},	/* 0x11, RT_CHANNEL_DOMAIN_FCC_NO_DFS */
+	{0x01, 0x21},	/* 0x12, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */
+	{0x00, 0x04},	/* 0x13, RT_CHANNEL_DOMAIN_WORLD_WIDE_5G */
+	{0x02, 0x10},	/* 0x14, RT_CHANNEL_DOMAIN_TAIWAN_NO_DFS */
+	{0x00, 0x21},	/* 0x15, RT_CHANNEL_DOMAIN_ETSI_NO_DFS */
+	{0x00, 0x22},	/* 0x16, RT_CHANNEL_DOMAIN_KOREA_NO_DFS */
+	{0x03, 0x21},	/* 0x17, RT_CHANNEL_DOMAIN_JAPAN_NO_DFS */
+	{0x06, 0x08},	/* 0x18, RT_CHANNEL_DOMAIN_PAKISTAN_NO_DFS */
+	{0x02, 0x08},	/* 0x19, RT_CHANNEL_DOMAIN_TAIWAN2_NO_DFS */
+	{0x00, 0x00},	/* 0x1A, */
+	{0x00, 0x00},	/* 0x1B, */
+	{0x00, 0x00},	/* 0x1C, */
+	{0x00, 0x00},	/* 0x1D, */
+	{0x00, 0x00},	/* 0x1E, */
+	{0x06, 0x04},	/* 0x1F, RT_CHANNEL_DOMAIN_WORLD_WIDE_ONLY_5G */
+	/*  0x20 ~ 0x7F , New Define ===== */
+	{0x00, 0x00},	/* 0x20, RT_CHANNEL_DOMAIN_WORLD_NULL */
+	{0x01, 0x00},	/* 0x21, RT_CHANNEL_DOMAIN_ETSI1_NULL */
+	{0x02, 0x00},	/* 0x22, RT_CHANNEL_DOMAIN_FCC1_NULL */
+	{0x03, 0x00},	/* 0x23, RT_CHANNEL_DOMAIN_MKK1_NULL */
+	{0x04, 0x00},	/* 0x24, RT_CHANNEL_DOMAIN_ETSI2_NULL */
+	{0x02, 0x04},	/* 0x25, RT_CHANNEL_DOMAIN_FCC1_FCC1 */
+	{0x00, 0x01},	/* 0x26, RT_CHANNEL_DOMAIN_WORLD_ETSI1 */
+	{0x03, 0x0C},	/* 0x27, RT_CHANNEL_DOMAIN_MKK1_MKK1 */
+	{0x00, 0x0B},	/* 0x28, RT_CHANNEL_DOMAIN_WORLD_KCC1 */
+	{0x00, 0x05},	/* 0x29, RT_CHANNEL_DOMAIN_WORLD_FCC2 */
+	{0x00, 0x00},	/* 0x2A, */
+	{0x00, 0x00},	/* 0x2B, */
+	{0x00, 0x00},	/* 0x2C, */
+	{0x00, 0x00},	/* 0x2D, */
+	{0x00, 0x00},	/* 0x2E, */
+	{0x00, 0x00},	/* 0x2F, */
+	{0x00, 0x06},	/* 0x30, RT_CHANNEL_DOMAIN_WORLD_FCC3 */
+	{0x00, 0x07},	/* 0x31, RT_CHANNEL_DOMAIN_WORLD_FCC4 */
+	{0x00, 0x08},	/* 0x32, RT_CHANNEL_DOMAIN_WORLD_FCC5 */
+	{0x00, 0x09},	/* 0x33, RT_CHANNEL_DOMAIN_WORLD_FCC6 */
+	{0x02, 0x0A},	/* 0x34, RT_CHANNEL_DOMAIN_FCC1_FCC7 */
+	{0x00, 0x02},	/* 0x35, RT_CHANNEL_DOMAIN_WORLD_ETSI2 */
+	{0x00, 0x03},	/* 0x36, RT_CHANNEL_DOMAIN_WORLD_ETSI3 */
+	{0x03, 0x0D},	/* 0x37, RT_CHANNEL_DOMAIN_MKK1_MKK2 */
+	{0x03, 0x0E},	/* 0x38, RT_CHANNEL_DOMAIN_MKK1_MKK3 */
+	{0x02, 0x0F},	/* 0x39, RT_CHANNEL_DOMAIN_FCC1_NCC1 */
+	{0x00, 0x00},	/* 0x3A, */
+	{0x00, 0x00},	/* 0x3B, */
+	{0x00, 0x00},	/* 0x3C, */
+	{0x00, 0x00},	/* 0x3D, */
+	{0x00, 0x00},	/* 0x3E, */
+	{0x00, 0x00},	/* 0x3F, */
+	{0x02, 0x10},	/* 0x40, RT_CHANNEL_DOMAIN_FCC1_NCC2 */
+	{0x05, 0x00},	/* 0x41, RT_CHANNEL_DOMAIN_GLOBAL_NULL */
+	{0x01, 0x12},	/* 0x42, RT_CHANNEL_DOMAIN_ETSI1_ETSI4 */
+	{0x02, 0x05},	/* 0x43, RT_CHANNEL_DOMAIN_FCC1_FCC2 */
+	{0x02, 0x11},	/* 0x44, RT_CHANNEL_DOMAIN_FCC1_NCC3 */
+	{0x00, 0x13},	/* 0x45, RT_CHANNEL_DOMAIN_WORLD_ETSI5 */
+	{0x02, 0x14},	/* 0x46, RT_CHANNEL_DOMAIN_FCC1_FCC8 */
+	{0x00, 0x15},	/* 0x47, RT_CHANNEL_DOMAIN_WORLD_ETSI6 */
+	{0x00, 0x16},	/* 0x48, RT_CHANNEL_DOMAIN_WORLD_ETSI7 */
+	{0x00, 0x17},	/* 0x49, RT_CHANNEL_DOMAIN_WORLD_ETSI8 */
+	{0x00, 0x18},	/* 0x50, RT_CHANNEL_DOMAIN_WORLD_ETSI9 */
+	{0x00, 0x19},	/* 0x51, RT_CHANNEL_DOMAIN_WORLD_ETSI10 */
+	{0x00, 0x1A},	/* 0x52, RT_CHANNEL_DOMAIN_WORLD_ETSI11 */
+	{0x02, 0x1B},	/* 0x53, RT_CHANNEL_DOMAIN_FCC1_NCC4 */
+	{0x00, 0x1C},	/* 0x54, RT_CHANNEL_DOMAIN_WORLD_ETSI12 */
+	{0x02, 0x1D},	/* 0x55, RT_CHANNEL_DOMAIN_FCC1_FCC9 */
+	{0x00, 0x1E},	/* 0x56, RT_CHANNEL_DOMAIN_WORLD_ETSI13 */
+	{0x02, 0x1F},	/* 0x57, RT_CHANNEL_DOMAIN_FCC1_FCC10 */
+};
+
+static RT_CHANNEL_PLAN_MAP	RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE = {0x03, 0x02}; /* use the conbination for max channel numbers */
+
+/*
+ * Search the @param ch in given @param ch_set
+ * @ch_set: the given channel set
+ * @ch: the given channel number
+ *
+ * return the index of channel_num in channel_set, -1 if not found
+ */
+int rtw_ch_set_search_ch(RT_CHANNEL_INFO *ch_set, const u32 ch)
+{
+	int i;
+	for (i = 0; ch_set[i].ChannelNum != 0; i++) {
+		if (ch == ch_set[i].ChannelNum)
+			break;
+	}
+
+	if (i >= ch_set[i].ChannelNum)
+		return -1;
+	return i;
+}
+
+/*
+ * Check the @param ch is fit with setband setting of @param adapter
+ * @adapter: the given adapter
+ * @ch: the given channel number
+ *
+ * return true when check valid, false not valid
+ */
+bool rtw_mlme_band_check(struct adapter *adapter, const u32 ch)
+{
+	if (adapter->setband == GHZ24_50 /* 2.4G and 5G */
+		|| (adapter->setband == GHZ_24 && ch < 35) /* 2.4G only */
+		|| (adapter->setband == GHZ_50 && ch > 35) /* 5G only */
+	) {
+		return true;
+	}
+	return false;
+}
+
+/****************************************************************************
+
+Following are the initialization functions for WiFi MLME
+
+*****************************************************************************/
+
+int init_hw_mlme_ext(struct adapter *padapter)
+{
+	struct	mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
+	return _SUCCESS;
+}
+
+void init_mlme_default_rate_set(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	unsigned char mixed_datarate[NumRates] = {_1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_, _9M_RATE_, _12M_RATE_, _18M_RATE_, _24M_RATE_, _36M_RATE_, _48M_RATE_, _54M_RATE_, 0xff};
+	unsigned char mixed_basicrate[NumRates] = {_1M_RATE_, _2M_RATE_, _5M_RATE_, _11M_RATE_, _6M_RATE_, _12M_RATE_, _24M_RATE_, 0xff,};
+	unsigned char supported_mcs_set[16] = {0xff, 0xff, 0x00, 0x00, 0x01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
+
+	memcpy(pmlmeext->datarate, mixed_datarate, NumRates);
+	memcpy(pmlmeext->basicrate, mixed_basicrate, NumRates);
+
+	memcpy(pmlmeext->default_supported_mcs_set, supported_mcs_set, sizeof(pmlmeext->default_supported_mcs_set));
+}
+
+static void init_mlme_ext_priv_value(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	atomic_set(&pmlmeext->event_seq, 0);
+	pmlmeext->mgnt_seq = 0;/* reset to zero when disconnect at client mode */
+	pmlmeext->sa_query_seq = 0;
+	pmlmeext->mgnt_80211w_IPN = 0;
+	pmlmeext->mgnt_80211w_IPN_rx = 0;
+	pmlmeext->cur_channel = padapter->registrypriv.channel;
+	pmlmeext->cur_bwmode = CHANNEL_WIDTH_20;
+	pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+
+	pmlmeext->retry = 0;
+
+	pmlmeext->cur_wireless_mode = padapter->registrypriv.wireless_mode;
+
+	init_mlme_default_rate_set(padapter);
+
+	if (pmlmeext->cur_channel > 14)
+		pmlmeext->tx_rate = IEEE80211_OFDM_RATE_6MB;
+	else
+		pmlmeext->tx_rate = IEEE80211_CCK_RATE_1MB;
+
+	pmlmeext->sitesurvey_res.state = SCAN_DISABLE;
+	pmlmeext->sitesurvey_res.channel_idx = 0;
+	pmlmeext->sitesurvey_res.bss_cnt = 0;
+	pmlmeext->scan_abort = false;
+
+	pmlmeinfo->state = WIFI_FW_NULL_STATE;
+	pmlmeinfo->reauth_count = 0;
+	pmlmeinfo->reassoc_count = 0;
+	pmlmeinfo->link_count = 0;
+	pmlmeinfo->auth_seq = 0;
+	pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open;
+	pmlmeinfo->key_index = 0;
+	pmlmeinfo->iv = 0;
+
+	pmlmeinfo->enc_algo = _NO_PRIVACY_;
+	pmlmeinfo->authModeToggle = 0;
+
+	memset(pmlmeinfo->chg_txt, 0, 128);
+
+	pmlmeinfo->slotTime = SHORT_SLOT_TIME;
+	pmlmeinfo->preamble_mode = PREAMBLE_AUTO;
+
+	pmlmeinfo->dialogToken = 0;
+
+	pmlmeext->action_public_rxseq = 0xffff;
+	pmlmeext->action_public_dialog_token = 0xff;
+}
+
+static int has_channel(RT_CHANNEL_INFO *channel_set,
+					   u8 chanset_size,
+					   u8 chan) {
+	int i;
+
+	for (i = 0; i < chanset_size; i++) {
+		if (channel_set[i].ChannelNum == chan) {
+			return 1;
+		}
+	}
+
+	return 0;
+}
+
+static void init_channel_list(struct adapter *padapter, RT_CHANNEL_INFO *channel_set,
+							  u8 chanset_size,
+							  struct p2p_channels *channel_list) {
+
+	struct p2p_oper_class_map op_class[] = {
+		{ IEEE80211G,  81,   1,  13,  1, BW20 },
+		{ IEEE80211G,  82,  14,  14,  1, BW20 },
+		{ IEEE80211A, 115,  36,  48,  4, BW20 },
+		{ IEEE80211A, 116,  36,  44,  8, BW40PLUS },
+		{ IEEE80211A, 117,  40,  48,  8, BW40MINUS },
+		{ IEEE80211A, 124, 149, 161,  4, BW20 },
+		{ IEEE80211A, 125, 149, 169,  4, BW20 },
+		{ IEEE80211A, 126, 149, 157,  8, BW40PLUS },
+		{ IEEE80211A, 127, 153, 161,  8, BW40MINUS },
+		{ -1, 0, 0, 0, 0, BW20 }
+	};
+
+	int cla, op;
+
+	cla = 0;
+
+	for (op = 0; op_class[op].op_class; op++) {
+		u8 ch;
+		struct p2p_oper_class_map *o = &op_class[op];
+		struct p2p_reg_class *reg = NULL;
+
+		for (ch = o->min_chan; ch <= o->max_chan; ch += o->inc) {
+			if (!has_channel(channel_set, chanset_size, ch)) {
+				continue;
+			}
+
+			if ((0 == padapter->registrypriv.ht_enable) && (8 == o->inc))
+				continue;
+
+			if ((0 < (padapter->registrypriv.bw_mode & 0xf0)) &&
+				((BW40MINUS == o->bw) || (BW40PLUS == o->bw)))
+				continue;
+
+			if (reg == NULL) {
+				reg = &channel_list->reg_class[cla];
+				cla++;
+				reg->reg_class = o->op_class;
+				reg->channels = 0;
+			}
+			reg->channel[reg->channels] = ch;
+			reg->channels++;
+		}
+	}
+	channel_list->reg_classes = cla;
+
+}
+
+static u8 init_channel_set(struct adapter *padapter, u8 ChannelPlan, RT_CHANNEL_INFO *channel_set)
+{
+	u8 index, chanset_size = 0;
+	u8 b5GBand = false, b2_4GBand = false;
+	u8 Index2G = 0, Index5G = 0;
+
+	memset(channel_set, 0, sizeof(RT_CHANNEL_INFO)*MAX_CHANNEL_NUM);
+
+	if (ChannelPlan >= RT_CHANNEL_DOMAIN_MAX && ChannelPlan != RT_CHANNEL_DOMAIN_REALTEK_DEFINE) {
+		DBG_871X("ChannelPlan ID %x error !!!!!\n", ChannelPlan);
+		return chanset_size;
+	}
+
+	if (IsSupported24G(padapter->registrypriv.wireless_mode)) {
+		b2_4GBand = true;
+		if (RT_CHANNEL_DOMAIN_REALTEK_DEFINE == ChannelPlan)
+			Index2G = RTW_CHANNEL_PLAN_MAP_REALTEK_DEFINE.Index2G;
+		else
+			Index2G = RTW_ChannelPlanMap[ChannelPlan].Index2G;
+	}
+
+	if (b2_4GBand) {
+		for (index = 0; index < RTW_ChannelPlan2G[Index2G].Len; index++) {
+			channel_set[chanset_size].ChannelNum = RTW_ChannelPlan2G[Index2G].Channel[index];
+
+			if ((RT_CHANNEL_DOMAIN_GLOBAL_DOAMIN == ChannelPlan) ||/* Channel 1~11 is active, and 12~14 is passive */
+				(RT_CHANNEL_DOMAIN_GLOBAL_NULL == ChannelPlan)) {
+				if (channel_set[chanset_size].ChannelNum >= 1 && channel_set[chanset_size].ChannelNum <= 11)
+					channel_set[chanset_size].ScanType = SCAN_ACTIVE;
+				else if ((channel_set[chanset_size].ChannelNum  >= 12 && channel_set[chanset_size].ChannelNum  <= 14))
+					channel_set[chanset_size].ScanType  = SCAN_PASSIVE;
+			} else if (RT_CHANNEL_DOMAIN_WORLD_WIDE_13 == ChannelPlan ||
+				RT_CHANNEL_DOMAIN_WORLD_WIDE_5G == ChannelPlan ||
+				RT_CHANNEL_DOMAIN_2G_WORLD == Index2G) { /*  channel 12~13, passive scan */
+				if (channel_set[chanset_size].ChannelNum <= 11)
+					channel_set[chanset_size].ScanType = SCAN_ACTIVE;
+				else
+					channel_set[chanset_size].ScanType = SCAN_PASSIVE;
+			} else
+				channel_set[chanset_size].ScanType = SCAN_ACTIVE;
+
+			chanset_size++;
+		}
+	}
+
+	if (b5GBand) {
+		for (index = 0; index < RTW_ChannelPlan5G[Index5G].Len; index++) {
+			if (RTW_ChannelPlan5G[Index5G].Channel[index] <= 48
+				|| RTW_ChannelPlan5G[Index5G].Channel[index] >= 149) {
+				channel_set[chanset_size].ChannelNum = RTW_ChannelPlan5G[Index5G].Channel[index];
+				if (RT_CHANNEL_DOMAIN_WORLD_WIDE_5G == ChannelPlan)/* passive scan for all 5G channels */
+					channel_set[chanset_size].ScanType = SCAN_PASSIVE;
+				else
+					channel_set[chanset_size].ScanType = SCAN_ACTIVE;
+				DBG_871X("%s(): channel_set[%d].ChannelNum = %d\n", __func__, chanset_size, channel_set[chanset_size].ChannelNum);
+				chanset_size++;
+			}
+		}
+	}
+
+	DBG_871X("%s ChannelPlan ID %x Chan num:%d \n", __func__, ChannelPlan, chanset_size);
+	return chanset_size;
+}
+
+int	init_mlme_ext_priv(struct adapter *padapter)
+{
+	int	res = _SUCCESS;
+	struct registry_priv *pregistrypriv = &padapter->registrypriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	/*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
+	/* memset((u8 *)pmlmeext, 0, sizeof(struct mlme_ext_priv)); */
+
+	pmlmeext->padapter = padapter;
+
+	/* fill_fwpriv(padapter, &(pmlmeext->fwpriv)); */
+
+	init_mlme_ext_priv_value(padapter);
+	pmlmeinfo->bAcceptAddbaReq = pregistrypriv->bAcceptAddbaReq;
+
+	init_mlme_ext_timer(padapter);
+
+	init_mlme_ap_info(padapter);
+
+	pmlmeext->max_chan_nums = init_channel_set(padapter, pmlmepriv->ChannelPlan, pmlmeext->channel_set);
+	init_channel_list(padapter, pmlmeext->channel_set, pmlmeext->max_chan_nums, &pmlmeext->channel_list);
+	pmlmeext->last_scan_time = 0;
+	pmlmeext->chan_scan_time = SURVEY_TO;
+	pmlmeext->mlmeext_init = true;
+	pmlmeext->active_keep_alive_check = true;
+
+#ifdef DBG_FIXED_CHAN
+	pmlmeext->fixed_chan = 0xFF;
+#endif
+
+	return res;
+
+}
+
+void free_mlme_ext_priv(struct mlme_ext_priv *pmlmeext)
+{
+	struct adapter *padapter = pmlmeext->padapter;
+
+	if (!padapter)
+		return;
+
+	if (padapter->bDriverStopped == true) {
+		del_timer_sync(&pmlmeext->survey_timer);
+		del_timer_sync(&pmlmeext->link_timer);
+		/* del_timer_sync(&pmlmeext->ADDBA_timer); */
+	}
+}
+
+static void _mgt_dispatcher(struct adapter *padapter, struct mlme_handler *ptable, union recv_frame *precv_frame)
+{
+	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+
+	  if (ptable->func) {
+		 /* receive the frames that ra(a1) is my address or ra(a1) is bc address. */
+			if (memcmp(GetAddr1Ptr(pframe), myid(&padapter->eeprompriv), ETH_ALEN) &&
+				memcmp(GetAddr1Ptr(pframe), bc_addr, ETH_ALEN))
+				return;
+
+			ptable->func(padapter, precv_frame);
+		}
+
+}
+
+void mgt_dispatcher(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	int index;
+	struct mlme_handler *ptable;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, GetAddr2Ptr(pframe));
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
+		 ("+mgt_dispatcher: type(0x%x) subtype(0x%x)\n",
+		  GetFrameType(pframe), GetFrameSubType(pframe)));
+
+	if (GetFrameType(pframe) != WIFI_MGT_TYPE) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("mgt_dispatcher: type(0x%x) error!\n", GetFrameType(pframe)));
+		return;
+	}
+
+	/* receive the frames that ra(a1) is my address or ra(a1) is bc address. */
+	if (memcmp(GetAddr1Ptr(pframe), myid(&padapter->eeprompriv), ETH_ALEN) &&
+		memcmp(GetAddr1Ptr(pframe), bc_addr, ETH_ALEN)) {
+		return;
+	}
+
+	ptable = mlme_sta_tbl;
+
+	index = GetFrameSubType(pframe) >> 4;
+
+	if (index >= (sizeof(mlme_sta_tbl) / sizeof(struct mlme_handler))) {
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Currently we do not support reserved sub-fr-type =%d\n", index));
+		return;
+	}
+	ptable += index;
+
+	if (psta != NULL) {
+		if (GetRetry(pframe)) {
+			if (precv_frame->u.hdr.attrib.seq_num == psta->RxMgmtFrameSeqNum) {
+				/* drop the duplicate management frame */
+				pdbgpriv->dbg_rx_dup_mgt_frame_drop_count++;
+				DBG_871X("Drop duplicate management frame with seq_num = %d.\n", precv_frame->u.hdr.attrib.seq_num);
+				return;
+			}
+		}
+		psta->RxMgmtFrameSeqNum = precv_frame->u.hdr.attrib.seq_num;
+	}
+
+	switch (GetFrameSubType(pframe)) {
+	case WIFI_AUTH:
+		if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
+			ptable->func = &OnAuth;
+		else
+			ptable->func = &OnAuthClient;
+		/* pass through */
+	case WIFI_ASSOCREQ:
+	case WIFI_REASSOCREQ:
+		_mgt_dispatcher(padapter, ptable, precv_frame);
+		break;
+	case WIFI_PROBEREQ:
+		_mgt_dispatcher(padapter, ptable, precv_frame);
+		break;
+	case WIFI_BEACON:
+		_mgt_dispatcher(padapter, ptable, precv_frame);
+		break;
+	case WIFI_ACTION:
+		/* if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) */
+		_mgt_dispatcher(padapter, ptable, precv_frame);
+		break;
+	default:
+		_mgt_dispatcher(padapter, ptable, precv_frame);
+		break;
+	}
+}
+
+/****************************************************************************
+
+Following are the callback functions for each subtype of the management frames
+
+*****************************************************************************/
+
+unsigned int OnProbeReq(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	unsigned int	ielen;
+	unsigned char *p;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex	*cur = &(pmlmeinfo->network);
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	uint len = precv_frame->u.hdr.len;
+	u8 is_valid_p2p_probereq = false;
+
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
+		return _SUCCESS;
+
+	if (check_fwstate(pmlmepriv, _FW_LINKED) == false &&
+		check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE) == false) {
+		return _SUCCESS;
+	}
+
+
+	/* DBG_871X("+OnProbeReq\n"); */
+
+#ifdef CONFIG_AUTO_AP_MODE
+	if (check_fwstate(pmlmepriv, _FW_LINKED) == true &&
+			pmlmepriv->cur_network.join_res == true) {
+		struct sta_info *psta;
+		u8 *mac_addr, *peer_addr;
+		struct sta_priv *pstapriv = &padapter->stapriv;
+		u8 RC_OUI[4] = {0x00, 0xE0, 0x4C, 0x0A};
+		/* EID[1] + EID_LEN[1] + RC_OUI[4] + MAC[6] + PairingID[2] + ChannelNum[2] */
+
+		p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, (int *)&ielen,
+			len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_);
+
+		if (!p || ielen != 14)
+			goto _non_rc_device;
+
+		if (memcmp(p+2, RC_OUI, sizeof(RC_OUI)))
+			goto _non_rc_device;
+
+		if (memcmp(p+6, get_sa(pframe), ETH_ALEN)) {
+			DBG_871X("%s, do rc pairing ("MAC_FMT"), but mac addr mismatch!("MAC_FMT")\n", __func__,
+				MAC_ARG(get_sa(pframe)), MAC_ARG(p+6));
+
+			goto _non_rc_device;
+		}
+
+		DBG_871X("%s, got the pairing device("MAC_FMT")\n", __func__,  MAC_ARG(get_sa(pframe)));
+
+		/* new a station */
+		psta = rtw_get_stainfo(pstapriv, get_sa(pframe));
+		if (psta == NULL) {
+			/*  allocate a new one */
+			DBG_871X("going to alloc stainfo for rc ="MAC_FMT"\n",  MAC_ARG(get_sa(pframe)));
+			psta = rtw_alloc_stainfo(pstapriv, get_sa(pframe));
+			if (psta == NULL) {
+				/* TODO: */
+				DBG_871X(" Exceed the upper limit of supported clients...\n");
+				return _SUCCESS;
+			}
+
+			spin_lock_bh(&pstapriv->asoc_list_lock);
+			if (list_empty(&psta->asoc_list)) {
+				psta->expire_to = pstapriv->expire_to;
+				list_add_tail(&psta->asoc_list, &pstapriv->asoc_list);
+				pstapriv->asoc_list_cnt++;
+			}
+			spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+			/* generate pairing ID */
+			mac_addr = myid(&(padapter->eeprompriv));
+			peer_addr = psta->hwaddr;
+			psta->pid = (u16)(((mac_addr[4]<<8) + mac_addr[5]) + ((peer_addr[4]<<8) + peer_addr[5]));
+
+			/* update peer stainfo */
+			psta->isrc = true;
+			/* psta->aid = 0; */
+			/* psta->mac_id = 2; */
+
+			/* get a unique AID */
+			if (psta->aid > 0) {
+				DBG_871X("old AID %d\n", psta->aid);
+			} else {
+				for (psta->aid = 1; psta->aid <= NUM_STA; psta->aid++)
+					if (pstapriv->sta_aid[psta->aid - 1] == NULL)
+						break;
+
+				if (psta->aid > pstapriv->max_num_sta) {
+					psta->aid = 0;
+					DBG_871X("no room for more AIDs\n");
+					return _SUCCESS;
+				} else {
+					pstapriv->sta_aid[psta->aid - 1] = psta;
+					DBG_871X("allocate new AID = (%d)\n", psta->aid);
+				}
+			}
+
+			psta->qos_option = 1;
+			psta->bw_mode = CHANNEL_WIDTH_20;
+			psta->ieee8021x_blocked = false;
+			psta->htpriv.ht_option = true;
+			psta->htpriv.ampdu_enable = false;
+			psta->htpriv.sgi_20m = false;
+			psta->htpriv.sgi_40m = false;
+			psta->htpriv.ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+			psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
+			psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
+
+			rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
+
+			memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
+
+			spin_lock_bh(&psta->lock);
+			psta->state |= _FW_LINKED;
+			spin_unlock_bh(&psta->lock);
+
+			report_add_sta_event(padapter, psta->hwaddr, psta->aid);
+
+		}
+
+		issue_probersp(padapter, get_sa(pframe), false);
+
+		return _SUCCESS;
+
+	}
+
+_non_rc_device:
+
+	return _SUCCESS;
+
+#endif /* CONFIG_AUTO_AP_MODE */
+
+	p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _SSID_IE_, (int *)&ielen,
+			len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_);
+
+
+	/* check (wildcard) SSID */
+	if (p != NULL) {
+		if (is_valid_p2p_probereq == true)
+			goto _issue_probersp;
+
+		if ((ielen != 0 && false == !memcmp((void *)(p+2), (void *)cur->Ssid.Ssid, cur->Ssid.SsidLength))
+			|| (ielen == 0 && pmlmeinfo->hidden_ssid_mode)
+		)
+			return _SUCCESS;
+
+_issue_probersp:
+		if (((check_fwstate(pmlmepriv, _FW_LINKED) == true &&
+			pmlmepriv->cur_network.join_res == true)) || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) {
+			/* DBG_871X("+issue_probersp during ap mode\n"); */
+			issue_probersp(padapter, get_sa(pframe), is_valid_p2p_probereq);
+		}
+
+	}
+
+	return _SUCCESS;
+
+}
+
+unsigned int OnProbeRsp(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
+		report_survey_event(padapter, precv_frame);
+		return _SUCCESS;
+	}
+
+	return _SUCCESS;
+
+}
+
+unsigned int OnBeacon(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	int cam_idx;
+	struct sta_info *psta;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	uint len = precv_frame->u.hdr.len;
+	struct wlan_bssid_ex *pbss;
+	int ret = _SUCCESS;
+	u8 *p = NULL;
+	u32 ielen = 0;
+
+	p = rtw_get_ie(pframe + sizeof(struct ieee80211_hdr_3addr) + _BEACON_IE_OFFSET_, _EXT_SUPPORTEDRATES_IE_, &ielen, precv_frame->u.hdr.len - sizeof(struct ieee80211_hdr_3addr) - _BEACON_IE_OFFSET_);
+	if ((p != NULL) && (ielen > 0)) {
+		if ((*(p + 1 + ielen) == 0x2D) && (*(p + 2 + ielen) != 0x2D)) {
+			/* Invalid value 0x2D is detected in Extended Supported Rates (ESR) IE. Try to fix the IE length to avoid failed Beacon parsing. */
+			DBG_871X("[WIFIDBG] Error in ESR IE is detected in Beacon of BSSID:"MAC_FMT". Fix the length of ESR IE to avoid failed Beacon parsing.\n", MAC_ARG(GetAddr3Ptr(pframe)));
+			*(p + 1) = ielen - 1;
+		}
+	}
+
+	if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
+		report_survey_event(padapter, precv_frame);
+		return _SUCCESS;
+	}
+
+	if (!memcmp(GetAddr3Ptr(pframe), get_my_bssid(&pmlmeinfo->network), ETH_ALEN)) {
+		if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) {
+			/* we should update current network before auth, or some IE is wrong */
+			pbss = (struct wlan_bssid_ex *)rtw_malloc(sizeof(struct wlan_bssid_ex));
+			if (pbss) {
+				if (collect_bss_info(padapter, precv_frame, pbss) == _SUCCESS) {
+					update_network(&(pmlmepriv->cur_network.network), pbss, padapter, true);
+					rtw_get_bcn_info(&(pmlmepriv->cur_network));
+				}
+				kfree((u8 *)pbss);
+			}
+
+			/* check the vendor of the assoc AP */
+			pmlmeinfo->assoc_AP_vendor = check_assoc_AP(pframe+sizeof(struct ieee80211_hdr_3addr), len-sizeof(struct ieee80211_hdr_3addr));
+
+			/* update TSF Value */
+			update_TSF(pmlmeext, pframe, len);
+
+			/* reset for adaptive_early_32k */
+			pmlmeext->adaptive_tsf_done = false;
+			pmlmeext->DrvBcnEarly = 0xff;
+			pmlmeext->DrvBcnTimeOut = 0xff;
+			pmlmeext->bcn_cnt = 0;
+			memset(pmlmeext->bcn_delay_cnt, 0, sizeof(pmlmeext->bcn_delay_cnt));
+			memset(pmlmeext->bcn_delay_ratio, 0, sizeof(pmlmeext->bcn_delay_ratio));
+
+			/* start auth */
+			start_clnt_auth(padapter);
+
+			return _SUCCESS;
+		}
+
+		if (((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) && (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
+			psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
+			if (psta != NULL) {
+				ret = rtw_check_bcn_info(padapter, pframe, len);
+				if (!ret) {
+						DBG_871X_LEVEL(_drv_always_, "ap has changed, disconnect now\n ");
+						receive_disconnect(padapter, pmlmeinfo->network.MacAddress, 0);
+						return _SUCCESS;
+				}
+				/* update WMM, ERP in the beacon */
+				/* todo: the timer is used instead of the number of the beacon received */
+				if ((sta_rx_pkts(psta) & 0xf) == 0)
+					/* DBG_871X("update_bcn_info\n"); */
+					update_beacon_info(padapter, pframe, len, psta);
+
+				adaptive_early_32k(pmlmeext, pframe, len);
+			}
+		} else if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
+			psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
+			if (psta != NULL) {
+				/* update WMM, ERP in the beacon */
+				/* todo: the timer is used instead of the number of the beacon received */
+				if ((sta_rx_pkts(psta) & 0xf) == 0) {
+					/* DBG_871X("update_bcn_info\n"); */
+					update_beacon_info(padapter, pframe, len, psta);
+				}
+			} else{
+				/* allocate a new CAM entry for IBSS station */
+				cam_idx = allocate_fw_sta_entry(padapter);
+				if (cam_idx == NUM_STA)
+					goto _END_ONBEACON_;
+
+				/* get supported rate */
+				if (update_sta_support_rate(padapter, (pframe + WLAN_HDR_A3_LEN + _BEACON_IE_OFFSET_), (len - WLAN_HDR_A3_LEN - _BEACON_IE_OFFSET_), cam_idx) == _FAIL) {
+					pmlmeinfo->FW_sta_info[cam_idx].status = 0;
+					goto _END_ONBEACON_;
+				}
+
+				/* update TSF Value */
+				update_TSF(pmlmeext, pframe, len);
+
+				/* report sta add event */
+				report_add_sta_event(padapter, GetAddr2Ptr(pframe), cam_idx);
+			}
+		}
+	}
+
+_END_ONBEACON_:
+
+	return _SUCCESS;
+
+}
+
+unsigned int OnAuth(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	unsigned int	auth_mode, seq, ie_len;
+	unsigned char *sa, *p;
+	u16 algorithm;
+	int	status;
+	static struct sta_info stat;
+	struct	sta_info *pstat = NULL;
+	struct	sta_priv *pstapriv = &padapter->stapriv;
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	uint len = precv_frame->u.hdr.len;
+	u8 offset = 0;
+
+	if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
+		return _FAIL;
+
+	DBG_871X("+OnAuth\n");
+
+	sa = GetAddr2Ptr(pframe);
+
+	auth_mode = psecuritypriv->dot11AuthAlgrthm;
+
+	if (GetPrivacy(pframe)) {
+		u8 *iv;
+		struct rx_pkt_attrib	 *prxattrib = &(precv_frame->u.hdr.attrib);
+
+		prxattrib->hdrlen = WLAN_HDR_A3_LEN;
+		prxattrib->encrypt = _WEP40_;
+
+		iv = pframe+prxattrib->hdrlen;
+		prxattrib->key_index = ((iv[3]>>6)&0x3);
+
+		prxattrib->iv_len = 4;
+		prxattrib->icv_len = 4;
+
+		rtw_wep_decrypt(padapter, (u8 *)precv_frame);
+
+		offset = 4;
+	}
+
+	algorithm = le16_to_cpu(*(__le16 *)((SIZE_PTR)pframe + WLAN_HDR_A3_LEN + offset));
+	seq	= le16_to_cpu(*(__le16 *)((SIZE_PTR)pframe + WLAN_HDR_A3_LEN + offset + 2));
+
+	DBG_871X("auth alg =%x, seq =%X\n", algorithm, seq);
+
+	if (auth_mode == 2 &&
+			psecuritypriv->dot11PrivacyAlgrthm != _WEP40_ &&
+			psecuritypriv->dot11PrivacyAlgrthm != _WEP104_)
+		auth_mode = 0;
+
+	if ((algorithm > 0 && auth_mode == 0) ||	/*  rx a shared-key auth but shared not enabled */
+		(algorithm == 0 && auth_mode == 1)) {	/*  rx a open-system auth but shared-key is enabled */
+		DBG_871X("auth rejected due to bad alg [alg =%d, auth_mib =%d] %02X%02X%02X%02X%02X%02X\n",
+			algorithm, auth_mode, sa[0], sa[1], sa[2], sa[3], sa[4], sa[5]);
+
+		status = _STATS_NO_SUPP_ALG_;
+
+		goto auth_fail;
+	}
+
+	if (rtw_access_ctrl(padapter, sa) == false) {
+		status = _STATS_UNABLE_HANDLE_STA_;
+		goto auth_fail;
+	}
+
+	pstat = rtw_get_stainfo(pstapriv, sa);
+	if (pstat == NULL) {
+
+		/*  allocate a new one */
+		DBG_871X("going to alloc stainfo for sa ="MAC_FMT"\n",  MAC_ARG(sa));
+		pstat = rtw_alloc_stainfo(pstapriv, sa);
+		if (pstat == NULL) {
+			DBG_871X(" Exceed the upper limit of supported clients...\n");
+			status = _STATS_UNABLE_HANDLE_STA_;
+			goto auth_fail;
+		}
+
+		pstat->state = WIFI_FW_AUTH_NULL;
+		pstat->auth_seq = 0;
+
+		/* pstat->flags = 0; */
+		/* pstat->capability = 0; */
+	} else{
+
+		spin_lock_bh(&pstapriv->asoc_list_lock);
+		if (list_empty(&pstat->asoc_list) == false) {
+			list_del_init(&pstat->asoc_list);
+			pstapriv->asoc_list_cnt--;
+			if (pstat->expire_to > 0) {
+				/* TODO: STA re_auth within expire_to */
+			}
+		}
+		spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+		if (seq == 1) {
+			/* TODO: STA re_auth and auth timeout */
+		}
+	}
+
+	spin_lock_bh(&pstapriv->auth_list_lock);
+	if (list_empty(&pstat->auth_list)) {
+
+		list_add_tail(&pstat->auth_list, &pstapriv->auth_list);
+		pstapriv->auth_list_cnt++;
+	}
+	spin_unlock_bh(&pstapriv->auth_list_lock);
+
+	if (pstat->auth_seq == 0)
+		pstat->expire_to = pstapriv->auth_to;
+
+
+	if ((pstat->auth_seq + 1) != seq) {
+		DBG_871X("(1)auth rejected because out of seq [rx_seq =%d, exp_seq =%d]!\n",
+			seq, pstat->auth_seq+1);
+		status = _STATS_OUT_OF_AUTH_SEQ_;
+		goto auth_fail;
+	}
+
+	if (algorithm == 0 && (auth_mode == 0 || auth_mode == 2 || auth_mode == 3)) {
+		if (seq == 1) {
+			pstat->state &= ~WIFI_FW_AUTH_NULL;
+			pstat->state |= WIFI_FW_AUTH_SUCCESS;
+			pstat->expire_to = pstapriv->assoc_to;
+			pstat->authalg = algorithm;
+		} else{
+			DBG_871X("(2)auth rejected because out of seq [rx_seq =%d, exp_seq =%d]!\n",
+				seq, pstat->auth_seq+1);
+			status = _STATS_OUT_OF_AUTH_SEQ_;
+			goto auth_fail;
+		}
+	} else{ /*  shared system or auto authentication */
+		if (seq == 1) {
+			/* prepare for the challenging txt... */
+			memset((void *)pstat->chg_txt, 78, 128);
+
+			pstat->state &= ~WIFI_FW_AUTH_NULL;
+			pstat->state |= WIFI_FW_AUTH_STATE;
+			pstat->authalg = algorithm;
+			pstat->auth_seq = 2;
+		} else if (seq == 3) {
+			/* checking for challenging txt... */
+			DBG_871X("checking for challenging txt...\n");
+
+			p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + 4 + _AUTH_IE_OFFSET_, _CHLGETXT_IE_, (int *)&ie_len,
+					len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_ - 4);
+
+			if ((p == NULL) || (ie_len <= 0)) {
+				DBG_871X("auth rejected because challenge failure!(1)\n");
+				status = _STATS_CHALLENGE_FAIL_;
+				goto auth_fail;
+			}
+
+			if (!memcmp((void *)(p + 2), pstat->chg_txt, 128)) {
+				pstat->state &= (~WIFI_FW_AUTH_STATE);
+				pstat->state |= WIFI_FW_AUTH_SUCCESS;
+				/*  challenging txt is correct... */
+				pstat->expire_to =  pstapriv->assoc_to;
+			} else{
+				DBG_871X("auth rejected because challenge failure!\n");
+				status = _STATS_CHALLENGE_FAIL_;
+				goto auth_fail;
+			}
+		} else{
+			DBG_871X("(3)auth rejected because out of seq [rx_seq =%d, exp_seq =%d]!\n",
+				seq, pstat->auth_seq+1);
+			status = _STATS_OUT_OF_AUTH_SEQ_;
+			goto auth_fail;
+		}
+	}
+
+
+	/*  Now, we are going to issue_auth... */
+	pstat->auth_seq = seq + 1;
+
+	issue_auth(padapter, pstat, (unsigned short)(_STATS_SUCCESSFUL_));
+
+	if (pstat->state & WIFI_FW_AUTH_SUCCESS)
+		pstat->auth_seq = 0;
+
+
+	return _SUCCESS;
+
+auth_fail:
+
+	if (pstat)
+		rtw_free_stainfo(padapter, pstat);
+
+	pstat = &stat;
+	memset((char *)pstat, '\0', sizeof(stat));
+	pstat->auth_seq = 2;
+	memcpy(pstat->hwaddr, sa, 6);
+
+	issue_auth(padapter, pstat, (unsigned short)status);
+
+	return _FAIL;
+
+}
+
+unsigned int OnAuthClient(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	unsigned int	seq, len, status, algthm, offset;
+	unsigned char *p;
+	unsigned int	go2asoc = 0;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	uint pkt_len = precv_frame->u.hdr.len;
+
+	DBG_871X("%s\n", __func__);
+
+	/* check A1 matches or not */
+	if (memcmp(myid(&(padapter->eeprompriv)), get_da(pframe), ETH_ALEN))
+		return _SUCCESS;
+
+	if (!(pmlmeinfo->state & WIFI_FW_AUTH_STATE))
+		return _SUCCESS;
+
+	offset = (GetPrivacy(pframe)) ? 4 : 0;
+
+	algthm	= le16_to_cpu(*(__le16 *)((SIZE_PTR)pframe + WLAN_HDR_A3_LEN + offset));
+	seq	= le16_to_cpu(*(__le16 *)((SIZE_PTR)pframe + WLAN_HDR_A3_LEN + offset + 2));
+	status	= le16_to_cpu(*(__le16 *)((SIZE_PTR)pframe + WLAN_HDR_A3_LEN + offset + 4));
+
+	if (status != 0) {
+		DBG_871X("clnt auth fail, status: %d\n", status);
+		if (status == 13) { /*  pmlmeinfo->auth_algo == dot11AuthAlgrthm_Auto) */
+			if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared)
+				pmlmeinfo->auth_algo = dot11AuthAlgrthm_Open;
+			else
+				pmlmeinfo->auth_algo = dot11AuthAlgrthm_Shared;
+			/* pmlmeinfo->reauth_count = 0; */
+		}
+
+		set_link_timer(pmlmeext, 1);
+		goto authclnt_fail;
+	}
+
+	if (seq == 2) {
+		if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) {
+			 /*  legendary shared system */
+			p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _AUTH_IE_OFFSET_, _CHLGETXT_IE_, (int *)&len,
+				pkt_len - WLAN_HDR_A3_LEN - _AUTH_IE_OFFSET_);
+
+			if (p == NULL) {
+				/* DBG_871X("marc: no challenge text?\n"); */
+				goto authclnt_fail;
+			}
+
+			memcpy((void *)(pmlmeinfo->chg_txt), (void *)(p + 2), len);
+			pmlmeinfo->auth_seq = 3;
+			issue_auth(padapter, NULL, 0);
+			set_link_timer(pmlmeext, REAUTH_TO);
+
+			return _SUCCESS;
+		} else{
+			/*  open system */
+			go2asoc = 1;
+		}
+	} else if (seq == 4) {
+		if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) {
+			go2asoc = 1;
+		} else{
+			goto authclnt_fail;
+		}
+	} else{
+		/*  this is also illegal */
+		/* DBG_871X("marc: clnt auth failed due to illegal seq =%x\n", seq); */
+		goto authclnt_fail;
+	}
+
+	if (go2asoc) {
+		DBG_871X_LEVEL(_drv_always_, "auth success, start assoc\n");
+		start_clnt_assoc(padapter);
+		return _SUCCESS;
+	}
+
+authclnt_fail:
+
+	/* pmlmeinfo->state &= ~(WIFI_FW_AUTH_STATE); */
+
+	return _FAIL;
+
+}
+
+unsigned int OnAssocReq(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	u16 capab_info, listen_interval;
+	struct rtw_ieee802_11_elems elems;
+	struct sta_info *pstat;
+	unsigned char 	reassoc, *p, *pos, *wpa_ie;
+	unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01};
+	int		i, ie_len, wpa_ie_len, left;
+	unsigned char 	supportRate[16];
+	int					supportRateNum;
+	unsigned short		status = _STATS_SUCCESSFUL_;
+	unsigned short		frame_type, ie_offset = 0;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex	*cur = &(pmlmeinfo->network);
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	uint pkt_len = precv_frame->u.hdr.len;
+
+	if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
+		return _FAIL;
+
+	frame_type = GetFrameSubType(pframe);
+	if (frame_type == WIFI_ASSOCREQ) {
+		reassoc = 0;
+		ie_offset = _ASOCREQ_IE_OFFSET_;
+	} else{ /*  WIFI_REASSOCREQ */
+		reassoc = 1;
+		ie_offset = _REASOCREQ_IE_OFFSET_;
+	}
+
+
+	if (pkt_len < IEEE80211_3ADDR_LEN + ie_offset) {
+		DBG_871X("handle_assoc(reassoc =%d) - too short payload (len =%lu)"
+		       "\n", reassoc, (unsigned long)pkt_len);
+		return _FAIL;
+	}
+
+	pstat = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
+	if (pstat == (struct sta_info *)NULL) {
+		status = _RSON_CLS2_;
+		goto asoc_class2_error;
+	}
+
+	capab_info = RTW_GET_LE16(pframe + WLAN_HDR_A3_LEN);
+	/* capab_info = le16_to_cpu(*(unsigned short *)(pframe + WLAN_HDR_A3_LEN)); */
+	/* listen_interval = le16_to_cpu(*(unsigned short *)(pframe + WLAN_HDR_A3_LEN+2)); */
+	listen_interval = RTW_GET_LE16(pframe + WLAN_HDR_A3_LEN+2);
+
+	left = pkt_len - (IEEE80211_3ADDR_LEN + ie_offset);
+	pos = pframe + (IEEE80211_3ADDR_LEN + ie_offset);
+
+
+	DBG_871X("%s\n", __func__);
+
+	/*  check if this stat has been successfully authenticated/assocated */
+	if (!((pstat->state) & WIFI_FW_AUTH_SUCCESS)) {
+		if (!((pstat->state) & WIFI_FW_ASSOC_SUCCESS)) {
+			status = _RSON_CLS2_;
+			goto asoc_class2_error;
+		} else{
+			pstat->state &= (~WIFI_FW_ASSOC_SUCCESS);
+			pstat->state |= WIFI_FW_ASSOC_STATE;
+		}
+	} else{
+		pstat->state &= (~WIFI_FW_AUTH_SUCCESS);
+		pstat->state |= WIFI_FW_ASSOC_STATE;
+	}
+
+
+	pstat->capability = capab_info;
+
+	/* now parse all ieee802_11 ie to point to elems */
+	if (rtw_ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed ||
+	    !elems.ssid) {
+		DBG_871X("STA " MAC_FMT " sent invalid association request\n",
+		       MAC_ARG(pstat->hwaddr));
+		status = _STATS_FAILURE_;
+		goto OnAssocReqFail;
+	}
+
+
+	/*  now we should check all the fields... */
+	/*  checking SSID */
+	p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SSID_IE_, &ie_len,
+		pkt_len - WLAN_HDR_A3_LEN - ie_offset);
+	if (p == NULL) {
+		status = _STATS_FAILURE_;
+	}
+
+	if (ie_len == 0) /*  broadcast ssid, however it is not allowed in assocreq */
+		status = _STATS_FAILURE_;
+	else {
+		/*  check if ssid match */
+		if (memcmp((void *)(p+2), cur->Ssid.Ssid, cur->Ssid.SsidLength))
+			status = _STATS_FAILURE_;
+
+		if (ie_len != cur->Ssid.SsidLength)
+			status = _STATS_FAILURE_;
+	}
+
+	if (_STATS_SUCCESSFUL_ != status)
+		goto OnAssocReqFail;
+
+	/*  check if the supported rate is ok */
+	p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _SUPPORTEDRATES_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset);
+	if (p == NULL) {
+		DBG_871X("Rx a sta assoc-req which supported rate is empty!\n");
+		/*  use our own rate set as statoin used */
+		/* memcpy(supportRate, AP_BSSRATE, AP_BSSRATE_LEN); */
+		/* supportRateNum = AP_BSSRATE_LEN; */
+
+		status = _STATS_FAILURE_;
+		goto OnAssocReqFail;
+	} else {
+		memcpy(supportRate, p+2, ie_len);
+		supportRateNum = ie_len;
+
+		p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + ie_offset, _EXT_SUPPORTEDRATES_IE_, &ie_len,
+				pkt_len - WLAN_HDR_A3_LEN - ie_offset);
+		if (p !=  NULL) {
+
+			if (supportRateNum <= sizeof(supportRate)) {
+				memcpy(supportRate+supportRateNum, p+2, ie_len);
+				supportRateNum += ie_len;
+			}
+		}
+	}
+
+	/* todo: mask supportRate between AP & STA -> move to update raid */
+	/* get_matched_rate(pmlmeext, supportRate, &supportRateNum, 0); */
+
+	/* update station supportRate */
+	pstat->bssratelen = supportRateNum;
+	memcpy(pstat->bssrateset, supportRate, supportRateNum);
+	UpdateBrateTblForSoftAP(pstat->bssrateset, pstat->bssratelen);
+
+	/* check RSN/WPA/WPS */
+	pstat->dot8021xalg = 0;
+	pstat->wpa_psk = 0;
+	pstat->wpa_group_cipher = 0;
+	pstat->wpa2_group_cipher = 0;
+	pstat->wpa_pairwise_cipher = 0;
+	pstat->wpa2_pairwise_cipher = 0;
+	memset(pstat->wpa_ie, 0, sizeof(pstat->wpa_ie));
+	if ((psecuritypriv->wpa_psk & BIT(1)) && elems.rsn_ie) {
+
+		int group_cipher = 0, pairwise_cipher = 0;
+
+		wpa_ie = elems.rsn_ie;
+		wpa_ie_len = elems.rsn_ie_len;
+
+		if (rtw_parse_wpa2_ie(wpa_ie-2, wpa_ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
+			pstat->dot8021xalg = 1;/* psk,  todo:802.1x */
+			pstat->wpa_psk |= BIT(1);
+
+			pstat->wpa2_group_cipher = group_cipher&psecuritypriv->wpa2_group_cipher;
+			pstat->wpa2_pairwise_cipher = pairwise_cipher&psecuritypriv->wpa2_pairwise_cipher;
+
+			if (!pstat->wpa2_group_cipher)
+				status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID;
+
+			if (!pstat->wpa2_pairwise_cipher)
+				status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID;
+		} else{
+			status = WLAN_STATUS_INVALID_IE;
+		}
+
+	} else if ((psecuritypriv->wpa_psk & BIT(0)) && elems.wpa_ie) {
+
+		int group_cipher = 0, pairwise_cipher = 0;
+
+		wpa_ie = elems.wpa_ie;
+		wpa_ie_len = elems.wpa_ie_len;
+
+		if (rtw_parse_wpa_ie(wpa_ie-2, wpa_ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
+			pstat->dot8021xalg = 1;/* psk,  todo:802.1x */
+			pstat->wpa_psk |= BIT(0);
+
+			pstat->wpa_group_cipher = group_cipher&psecuritypriv->wpa_group_cipher;
+			pstat->wpa_pairwise_cipher = pairwise_cipher&psecuritypriv->wpa_pairwise_cipher;
+
+			if (!pstat->wpa_group_cipher)
+				status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID;
+
+			if (!pstat->wpa_pairwise_cipher)
+				status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID;
+
+		} else{
+			status = WLAN_STATUS_INVALID_IE;
+		}
+
+	} else {
+		wpa_ie = NULL;
+		wpa_ie_len = 0;
+	}
+
+	if (_STATS_SUCCESSFUL_ != status)
+		goto OnAssocReqFail;
+
+	pstat->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS);
+	if (wpa_ie == NULL) {
+		if (elems.wps_ie) {
+			DBG_871X("STA included WPS IE in "
+				   "(Re)Association Request - assume WPS is "
+				   "used\n");
+			pstat->flags |= WLAN_STA_WPS;
+			/* wpabuf_free(sta->wps_ie); */
+			/* sta->wps_ie = wpabuf_alloc_copy(elems.wps_ie + 4, */
+			/* 				elems.wps_ie_len - 4); */
+		} else {
+			DBG_871X("STA did not include WPA/RSN IE "
+				   "in (Re)Association Request - possible WPS "
+				   "use\n");
+			pstat->flags |= WLAN_STA_MAYBE_WPS;
+		}
+
+
+		/*  AP support WPA/RSN, and sta is going to do WPS, but AP is not ready */
+		/*  that the selected registrar of AP is _FLASE */
+		if ((psecuritypriv->wpa_psk > 0)
+			&& (pstat->flags & (WLAN_STA_WPS|WLAN_STA_MAYBE_WPS))) {
+			if (pmlmepriv->wps_beacon_ie) {
+				u8 selected_registrar = 0;
+
+				rtw_get_wps_attr_content(pmlmepriv->wps_beacon_ie, pmlmepriv->wps_beacon_ie_len, WPS_ATTR_SELECTED_REGISTRAR, &selected_registrar, NULL);
+
+				if (!selected_registrar) {
+					DBG_871X("selected_registrar is false , or AP is not ready to do WPS\n");
+
+					status = _STATS_UNABLE_HANDLE_STA_;
+
+					goto OnAssocReqFail;
+				}
+			}
+		}
+
+	} else{
+		int copy_len;
+
+		if (psecuritypriv->wpa_psk == 0) {
+			DBG_871X("STA " MAC_FMT ": WPA/RSN IE in association "
+			"request, but AP don't support WPA/RSN\n", MAC_ARG(pstat->hwaddr));
+
+			status = WLAN_STATUS_INVALID_IE;
+
+			goto OnAssocReqFail;
+
+		}
+
+		if (elems.wps_ie) {
+			DBG_871X("STA included WPS IE in "
+				   "(Re)Association Request - WPS is "
+				   "used\n");
+			pstat->flags |= WLAN_STA_WPS;
+			copy_len = 0;
+		} else{
+			copy_len = ((wpa_ie_len+2) > sizeof(pstat->wpa_ie)) ? (sizeof(pstat->wpa_ie)):(wpa_ie_len+2);
+		}
+
+
+		if (copy_len > 0)
+			memcpy(pstat->wpa_ie, wpa_ie-2, copy_len);
+
+	}
+
+
+	/*  check if there is WMM IE & support WWM-PS */
+	pstat->flags &= ~WLAN_STA_WME;
+	pstat->qos_option = 0;
+	pstat->qos_info = 0;
+	pstat->has_legacy_ac = true;
+	pstat->uapsd_vo = 0;
+	pstat->uapsd_vi = 0;
+	pstat->uapsd_be = 0;
+	pstat->uapsd_bk = 0;
+	if (pmlmepriv->qospriv.qos_option) {
+		p = pframe + WLAN_HDR_A3_LEN + ie_offset; ie_len = 0;
+		for (;;) {
+			p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len, pkt_len - WLAN_HDR_A3_LEN - ie_offset);
+			if (p != NULL) {
+				if (!memcmp(p+2, WMM_IE, 6)) {
+
+					pstat->flags |= WLAN_STA_WME;
+
+					pstat->qos_option = 1;
+					pstat->qos_info = *(p+8);
+
+					pstat->max_sp_len = (pstat->qos_info>>5)&0x3;
+
+					if ((pstat->qos_info&0xf) != 0xf)
+						pstat->has_legacy_ac = true;
+					else
+						pstat->has_legacy_ac = false;
+
+					if (pstat->qos_info&0xf) {
+						if (pstat->qos_info&BIT(0))
+							pstat->uapsd_vo = BIT(0)|BIT(1);
+						else
+							pstat->uapsd_vo = 0;
+
+						if (pstat->qos_info&BIT(1))
+							pstat->uapsd_vi = BIT(0)|BIT(1);
+						else
+							pstat->uapsd_vi = 0;
+
+						if (pstat->qos_info&BIT(2))
+							pstat->uapsd_bk = BIT(0)|BIT(1);
+						else
+							pstat->uapsd_bk = 0;
+
+						if (pstat->qos_info&BIT(3))
+							pstat->uapsd_be = BIT(0)|BIT(1);
+						else
+							pstat->uapsd_be = 0;
+
+					}
+
+					break;
+				}
+			} else {
+				break;
+			}
+			p = p + ie_len + 2;
+		}
+	}
+
+	/* save HT capabilities in the sta object */
+	memset(&pstat->htpriv.ht_cap, 0, sizeof(struct rtw_ieee80211_ht_cap));
+	if (elems.ht_capabilities && elems.ht_capabilities_len >= sizeof(struct rtw_ieee80211_ht_cap)) {
+		pstat->flags |= WLAN_STA_HT;
+
+		pstat->flags |= WLAN_STA_WME;
+
+		memcpy(&pstat->htpriv.ht_cap, elems.ht_capabilities, sizeof(struct rtw_ieee80211_ht_cap));
+
+	} else
+		pstat->flags &= ~WLAN_STA_HT;
+
+
+	if ((pmlmepriv->htpriv.ht_option == false) && (pstat->flags&WLAN_STA_HT)) {
+		status = _STATS_FAILURE_;
+		goto OnAssocReqFail;
+	}
+
+
+	if ((pstat->flags & WLAN_STA_HT) &&
+		    ((pstat->wpa2_pairwise_cipher&WPA_CIPHER_TKIP) ||
+		      (pstat->wpa_pairwise_cipher&WPA_CIPHER_TKIP))) {
+		DBG_871X("HT: " MAC_FMT " tried to "
+				   "use TKIP with HT association\n", MAC_ARG(pstat->hwaddr));
+
+		/* status = WLAN_STATUS_CIPHER_REJECTED_PER_POLICY; */
+		/* goto OnAssocReqFail; */
+	}
+	pstat->flags |= WLAN_STA_NONERP;
+	for (i = 0; i < pstat->bssratelen; i++) {
+		if ((pstat->bssrateset[i] & 0x7f) > 22) {
+			pstat->flags &= ~WLAN_STA_NONERP;
+			break;
+		}
+	}
+
+	if (pstat->capability & WLAN_CAPABILITY_SHORT_PREAMBLE)
+		pstat->flags |= WLAN_STA_SHORT_PREAMBLE;
+	else
+		pstat->flags &= ~WLAN_STA_SHORT_PREAMBLE;
+
+
+
+	if (status != _STATS_SUCCESSFUL_)
+		goto OnAssocReqFail;
+
+	/* TODO: identify_proprietary_vendor_ie(); */
+	/*  Realtek proprietary IE */
+	/*  identify if this is Broadcom sta */
+	/*  identify if this is ralink sta */
+	/*  Customer proprietary IE */
+
+
+
+	/* get a unique AID */
+	if (pstat->aid > 0) {
+		DBG_871X("  old AID %d\n", pstat->aid);
+	} else {
+		for (pstat->aid = 1; pstat->aid <= NUM_STA; pstat->aid++)
+			if (pstapriv->sta_aid[pstat->aid - 1] == NULL)
+				break;
+
+		/* if (pstat->aid > NUM_STA) { */
+		if (pstat->aid > pstapriv->max_num_sta) {
+
+			pstat->aid = 0;
+
+			DBG_871X("  no room for more AIDs\n");
+
+			status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA;
+
+			goto OnAssocReqFail;
+
+
+		} else {
+			pstapriv->sta_aid[pstat->aid - 1] = pstat;
+			DBG_871X("allocate new AID = (%d)\n", pstat->aid);
+		}
+	}
+
+
+	pstat->state &= (~WIFI_FW_ASSOC_STATE);
+	pstat->state |= WIFI_FW_ASSOC_SUCCESS;
+
+	spin_lock_bh(&pstapriv->auth_list_lock);
+	if (!list_empty(&pstat->auth_list)) {
+		list_del_init(&pstat->auth_list);
+		pstapriv->auth_list_cnt--;
+	}
+	spin_unlock_bh(&pstapriv->auth_list_lock);
+
+	spin_lock_bh(&pstapriv->asoc_list_lock);
+	if (list_empty(&pstat->asoc_list)) {
+		pstat->expire_to = pstapriv->expire_to;
+		list_add_tail(&pstat->asoc_list, &pstapriv->asoc_list);
+		pstapriv->asoc_list_cnt++;
+	}
+	spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+	/*  now the station is qualified to join our BSS... */
+	if (pstat && (pstat->state & WIFI_FW_ASSOC_SUCCESS) && (_STATS_SUCCESSFUL_ == status)) {
+		/* 1 bss_cap_update & sta_info_update */
+		bss_cap_update_on_sta_join(padapter, pstat);
+		sta_info_update(padapter, pstat);
+
+		/* 2 issue assoc rsp before notify station join event. */
+		if (frame_type == WIFI_ASSOCREQ)
+			issue_asocrsp(padapter, status, pstat, WIFI_ASSOCRSP);
+		else
+			issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP);
+
+		spin_lock_bh(&pstat->lock);
+		if (pstat->passoc_req) {
+			kfree(pstat->passoc_req);
+			pstat->passoc_req = NULL;
+			pstat->assoc_req_len = 0;
+		}
+
+		pstat->passoc_req =  rtw_zmalloc(pkt_len);
+		if (pstat->passoc_req) {
+			memcpy(pstat->passoc_req, pframe, pkt_len);
+			pstat->assoc_req_len = pkt_len;
+		}
+		spin_unlock_bh(&pstat->lock);
+
+		/* 3-(1) report sta add event */
+		report_add_sta_event(padapter, pstat->hwaddr, pstat->aid);
+	}
+
+	return _SUCCESS;
+
+asoc_class2_error:
+
+	issue_deauth(padapter, (void *)GetAddr2Ptr(pframe), status);
+
+	return _FAIL;
+
+OnAssocReqFail:
+
+	pstat->aid = 0;
+	if (frame_type == WIFI_ASSOCREQ)
+		issue_asocrsp(padapter, status, pstat, WIFI_ASSOCRSP);
+	else
+		issue_asocrsp(padapter, status, pstat, WIFI_REASSOCRSP);
+
+	return _FAIL;
+}
+
+unsigned int OnAssocRsp(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	uint i;
+	int res;
+	unsigned short	status;
+	struct ndis_80211_var_ie *pIE;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	/* struct wlan_bssid_ex			*cur_network = &(pmlmeinfo->network); */
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	uint pkt_len = precv_frame->u.hdr.len;
+
+	DBG_871X("%s\n", __func__);
+
+	/* check A1 matches or not */
+	if (memcmp(myid(&(padapter->eeprompriv)), get_da(pframe), ETH_ALEN))
+		return _SUCCESS;
+
+	if (!(pmlmeinfo->state & (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE)))
+		return _SUCCESS;
+
+	if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)
+		return _SUCCESS;
+
+	del_timer_sync(&pmlmeext->link_timer);
+
+	/* status */
+	status = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 2));
+	if (status > 0) {
+		DBG_871X("assoc reject, status code: %d\n", status);
+		pmlmeinfo->state = WIFI_FW_NULL_STATE;
+		res = -4;
+		goto report_assoc_result;
+	}
+
+	/* get capabilities */
+	pmlmeinfo->capability = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
+
+	/* set slot time */
+	pmlmeinfo->slotTime = (pmlmeinfo->capability & BIT(10)) ? 9 : 20;
+
+	/* AID */
+	res = pmlmeinfo->aid = (int)(le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 4))&0x3fff);
+
+	/* following are moved to join event callback function */
+	/* to handle HT, WMM, rate adaptive, update MAC reg */
+	/* for not to handle the synchronous IO in the tasklet */
+	for (i = (6 + WLAN_HDR_A3_LEN); i < pkt_len;) {
+		pIE = (struct ndis_80211_var_ie *)(pframe + i);
+
+		switch (pIE->ElementID) {
+		case _VENDOR_SPECIFIC_IE_:
+			if (!memcmp(pIE->data, WMM_PARA_OUI, 6))	/* WMM */
+				WMM_param_handler(padapter, pIE);
+			break;
+
+		case _HT_CAPABILITY_IE_:	/* HT caps */
+			HT_caps_handler(padapter, pIE);
+			break;
+
+		case _HT_EXTRA_INFO_IE_:	/* HT info */
+			HT_info_handler(padapter, pIE);
+			break;
+
+		case _ERPINFO_IE_:
+			ERP_IE_handler(padapter, pIE);
+
+		default:
+			break;
+		}
+
+		i += (pIE->Length + 2);
+	}
+
+	pmlmeinfo->state &= (~WIFI_FW_ASSOC_STATE);
+	pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
+
+	/* Update Basic Rate Table for spec, 2010-12-28 , by thomas */
+	UpdateBrateTbl(padapter, pmlmeinfo->network.SupportedRates);
+
+report_assoc_result:
+	if (res > 0) {
+		rtw_buf_update(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len, pframe, pkt_len);
+	} else {
+		rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
+	}
+
+	report_join_res(padapter, res);
+
+	return _SUCCESS;
+}
+
+unsigned int OnDeAuth(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	unsigned short	reason;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+
+	/* check A3 */
+	if (memcmp(GetAddr3Ptr(pframe), get_my_bssid(&pmlmeinfo->network), ETH_ALEN))
+		return _SUCCESS;
+
+	reason = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
+
+	DBG_871X("%s Reason code(%d)\n", __func__, reason);
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+		struct sta_info *psta;
+		struct sta_priv *pstapriv = &padapter->stapriv;
+
+		/* spin_lock_bh(&(pstapriv->sta_hash_lock)); */
+		/* rtw_free_stainfo(padapter, psta); */
+		/* spin_unlock_bh(&(pstapriv->sta_hash_lock)); */
+
+		DBG_871X_LEVEL(_drv_always_, "ap recv deauth reason code(%d) sta:%pM\n",
+				reason, GetAddr2Ptr(pframe));
+
+		psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
+		if (psta) {
+			u8 updated = false;
+
+			spin_lock_bh(&pstapriv->asoc_list_lock);
+			if (list_empty(&psta->asoc_list) == false) {
+				list_del_init(&psta->asoc_list);
+				pstapriv->asoc_list_cnt--;
+				updated = ap_free_sta(padapter, psta, false, reason);
+
+			}
+			spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+			associated_clients_update(padapter, updated);
+		}
+
+
+		return _SUCCESS;
+	} else{
+		int	ignore_received_deauth = 0;
+
+		/* 	Commented by Albert 20130604 */
+		/* 	Before sending the auth frame to start the STA/GC mode connection with AP/GO, */
+		/* 	we will send the deauth first. */
+		/* 	However, the Win8.1 with BRCM Wi-Fi will send the deauth with reason code 6 to us after receieving our deauth. */
+		/* 	Added the following code to avoid this case. */
+		if ((pmlmeinfo->state & WIFI_FW_AUTH_STATE) ||
+			(pmlmeinfo->state & WIFI_FW_ASSOC_STATE)) {
+			if (reason == WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA) {
+				ignore_received_deauth = 1;
+			} else if (WLAN_REASON_PREV_AUTH_NOT_VALID == reason) {
+				/*  TODO: 802.11r */
+				ignore_received_deauth = 1;
+			}
+		}
+
+		DBG_871X_LEVEL(_drv_always_, "sta recv deauth reason code(%d) sta:%pM, ignore = %d\n",
+				reason, GetAddr3Ptr(pframe), ignore_received_deauth);
+
+		if (0 == ignore_received_deauth) {
+			receive_disconnect(padapter, GetAddr3Ptr(pframe), reason);
+		}
+	}
+	pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
+	return _SUCCESS;
+
+}
+
+unsigned int OnDisassoc(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	unsigned short	reason;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+
+	/* check A3 */
+	if (memcmp(GetAddr3Ptr(pframe), get_my_bssid(&pmlmeinfo->network), ETH_ALEN))
+		return _SUCCESS;
+
+	reason = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN));
+
+	DBG_871X("%s Reason code(%d)\n", __func__, reason);
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+		struct sta_info *psta;
+		struct sta_priv *pstapriv = &padapter->stapriv;
+
+		/* spin_lock_bh(&(pstapriv->sta_hash_lock)); */
+		/* rtw_free_stainfo(padapter, psta); */
+		/* spin_unlock_bh(&(pstapriv->sta_hash_lock)); */
+
+		DBG_871X_LEVEL(_drv_always_, "ap recv disassoc reason code(%d) sta:%pM\n",
+				reason, GetAddr2Ptr(pframe));
+
+		psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
+		if (psta) {
+			u8 updated = false;
+
+			spin_lock_bh(&pstapriv->asoc_list_lock);
+			if (list_empty(&psta->asoc_list) == false) {
+				list_del_init(&psta->asoc_list);
+				pstapriv->asoc_list_cnt--;
+				updated = ap_free_sta(padapter, psta, false, reason);
+
+			}
+			spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+			associated_clients_update(padapter, updated);
+		}
+
+		return _SUCCESS;
+	} else{
+		DBG_871X_LEVEL(_drv_always_, "sta recv disassoc reason code(%d) sta:%pM\n",
+				reason, GetAddr3Ptr(pframe));
+
+		receive_disconnect(padapter, GetAddr3Ptr(pframe), reason);
+	}
+	pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
+	return _SUCCESS;
+
+}
+
+unsigned int OnAtim(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	DBG_871X("%s\n", __func__);
+	return _SUCCESS;
+}
+
+unsigned int on_action_spct(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	unsigned int ret = _FAIL;
+	struct sta_info *psta = NULL;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	u8 *frame_body = (u8 *)(pframe + sizeof(struct ieee80211_hdr_3addr));
+	u8 category;
+	u8 action;
+
+	DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
+
+	psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
+
+	if (!psta)
+		goto exit;
+
+	category = frame_body[0];
+	if (category != RTW_WLAN_CATEGORY_SPECTRUM_MGMT)
+		goto exit;
+
+	action = frame_body[1];
+	switch (action) {
+	case RTW_WLAN_ACTION_SPCT_MSR_REQ:
+	case RTW_WLAN_ACTION_SPCT_MSR_RPRT:
+	case RTW_WLAN_ACTION_SPCT_TPC_REQ:
+	case RTW_WLAN_ACTION_SPCT_TPC_RPRT:
+	case RTW_WLAN_ACTION_SPCT_CHL_SWITCH:
+		break;
+	default:
+		break;
+	}
+
+exit:
+	return ret;
+}
+
+unsigned int OnAction_back(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	u8 *addr;
+	struct sta_info *psta = NULL;
+	struct recv_reorder_ctrl *preorder_ctrl;
+	unsigned char 	*frame_body;
+	unsigned char 	category, action;
+	unsigned short	tid, status, reason_code = 0;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+
+	DBG_871X("%s\n", __func__);
+
+	/* check RA matches or not */
+	if (memcmp(myid(&(padapter->eeprompriv)), GetAddr1Ptr(pframe), ETH_ALEN))/* for if1, sta/ap mode */
+		return _SUCCESS;
+
+	if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
+		if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS))
+			return _SUCCESS;
+
+	addr = GetAddr2Ptr(pframe);
+	psta = rtw_get_stainfo(pstapriv, addr);
+
+	if (psta == NULL)
+		return _SUCCESS;
+
+	frame_body = (unsigned char *)(pframe + sizeof(struct ieee80211_hdr_3addr));
+
+	category = frame_body[0];
+	if (category == RTW_WLAN_CATEGORY_BACK) {/*  representing Block Ack */
+		if (!pmlmeinfo->HT_enable) {
+			return _SUCCESS;
+		}
+
+		action = frame_body[1];
+		DBG_871X("%s, action =%d\n", __func__, action);
+		switch (action) {
+		case RTW_WLAN_ACTION_ADDBA_REQ: /* ADDBA request */
+
+			memcpy(&(pmlmeinfo->ADDBA_req), &(frame_body[2]), sizeof(struct ADDBA_request));
+			/* process_addba_req(padapter, (u8 *)&(pmlmeinfo->ADDBA_req), GetAddr3Ptr(pframe)); */
+			process_addba_req(padapter, (u8 *)&(pmlmeinfo->ADDBA_req), addr);
+
+			if (pmlmeinfo->bAcceptAddbaReq == true) {
+				issue_action_BA(padapter, addr, RTW_WLAN_ACTION_ADDBA_RESP, 0);
+			} else{
+				issue_action_BA(padapter, addr, RTW_WLAN_ACTION_ADDBA_RESP, 37);/* reject ADDBA Req */
+			}
+
+			break;
+
+		case RTW_WLAN_ACTION_ADDBA_RESP: /* ADDBA response */
+			status = RTW_GET_LE16(&frame_body[3]);
+			tid = ((frame_body[5] >> 2) & 0x7);
+
+			if (status == 0) {
+				/* successful */
+				DBG_871X("agg_enable for TID =%d\n", tid);
+				psta->htpriv.agg_enable_bitmap |= 1 << tid;
+				psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
+			} else{
+				psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
+			}
+
+			if (psta->state & WIFI_STA_ALIVE_CHK_STATE) {
+				DBG_871X("%s alive check - rx ADDBA response\n", __func__);
+				psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
+				psta->expire_to = pstapriv->expire_to;
+				psta->state ^= WIFI_STA_ALIVE_CHK_STATE;
+			}
+
+			/* DBG_871X("marc: ADDBA RSP: %x\n", pmlmeinfo->agg_enable_bitmap); */
+			break;
+
+		case RTW_WLAN_ACTION_DELBA: /* DELBA */
+			if ((frame_body[3] & BIT(3)) == 0) {
+				psta->htpriv.agg_enable_bitmap &= ~(1 << ((frame_body[3] >> 4) & 0xf));
+				psta->htpriv.candidate_tid_bitmap &= ~(1 << ((frame_body[3] >> 4) & 0xf));
+
+				/* reason_code = frame_body[4] | (frame_body[5] << 8); */
+				reason_code = RTW_GET_LE16(&frame_body[4]);
+			} else if ((frame_body[3] & BIT(3)) == BIT(3)) {
+				tid = (frame_body[3] >> 4) & 0x0F;
+
+				preorder_ctrl =  &psta->recvreorder_ctrl[tid];
+				preorder_ctrl->enable = false;
+				preorder_ctrl->indicate_seq = 0xffff;
+				#ifdef DBG_RX_SEQ
+				DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
+					preorder_ctrl->indicate_seq);
+				#endif
+			}
+
+			DBG_871X("%s(): DELBA: %x(%x)\n", __func__, pmlmeinfo->agg_enable_bitmap, reason_code);
+			/* todo: how to notify the host while receiving DELETE BA */
+			break;
+
+		default:
+			break;
+		}
+	}
+	return _SUCCESS;
+}
+
+static s32 rtw_action_public_decache(union recv_frame *recv_frame, s32 token)
+{
+	struct adapter *adapter = recv_frame->u.hdr.adapter;
+	struct mlme_ext_priv *mlmeext = &(adapter->mlmeextpriv);
+	u8 *frame = recv_frame->u.hdr.rx_data;
+	u16 seq_ctrl = ((recv_frame->u.hdr.attrib.seq_num&0xffff) << 4) |
+		(recv_frame->u.hdr.attrib.frag_num & 0xf);
+
+	if (GetRetry(frame)) {
+		if (token >= 0) {
+			if ((seq_ctrl == mlmeext->action_public_rxseq)
+				&& (token == mlmeext->action_public_dialog_token)) {
+				DBG_871X(FUNC_ADPT_FMT" seq_ctrl = 0x%x, rxseq = 0x%x, token:%d\n",
+					FUNC_ADPT_ARG(adapter), seq_ctrl, mlmeext->action_public_rxseq, token);
+				return _FAIL;
+			}
+		} else {
+			if (seq_ctrl == mlmeext->action_public_rxseq) {
+				DBG_871X(FUNC_ADPT_FMT" seq_ctrl = 0x%x, rxseq = 0x%x\n",
+					FUNC_ADPT_ARG(adapter), seq_ctrl, mlmeext->action_public_rxseq);
+				return _FAIL;
+			}
+		}
+	}
+
+	mlmeext->action_public_rxseq = seq_ctrl;
+
+	if (token >= 0)
+		mlmeext->action_public_dialog_token = token;
+
+	return _SUCCESS;
+}
+
+static unsigned int on_action_public_p2p(union recv_frame *precv_frame)
+{
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	u8 *frame_body;
+	u8 dialogToken = 0;
+
+	frame_body = (unsigned char *)(pframe + sizeof(struct ieee80211_hdr_3addr));
+
+	dialogToken = frame_body[7];
+
+	if (rtw_action_public_decache(precv_frame, dialogToken) == _FAIL)
+		return _FAIL;
+
+	return _SUCCESS;
+}
+
+static unsigned int on_action_public_vendor(union recv_frame *precv_frame)
+{
+	unsigned int ret = _FAIL;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	u8 *frame_body = pframe + sizeof(struct ieee80211_hdr_3addr);
+
+	if (!memcmp(frame_body + 2, P2P_OUI, 4)) {
+		ret = on_action_public_p2p(precv_frame);
+	}
+
+	return ret;
+}
+
+static unsigned int on_action_public_default(union recv_frame *precv_frame, u8 action)
+{
+	unsigned int ret = _FAIL;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	uint frame_len = precv_frame->u.hdr.len;
+	u8 *frame_body = pframe + sizeof(struct ieee80211_hdr_3addr);
+	u8 token;
+	struct adapter *adapter = precv_frame->u.hdr.adapter;
+	int cnt = 0;
+	char msg[64];
+
+	token = frame_body[2];
+
+	if (rtw_action_public_decache(precv_frame, token) == _FAIL)
+		goto exit;
+
+	cnt += sprintf((msg+cnt), "%s(token:%u)", action_public_str(action), token);
+	rtw_cfg80211_rx_action(adapter, pframe, frame_len, msg);
+
+	ret = _SUCCESS;
+
+exit:
+	return ret;
+}
+
+unsigned int on_action_public(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	unsigned int ret = _FAIL;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	u8 *frame_body = pframe + sizeof(struct ieee80211_hdr_3addr);
+	u8 category, action;
+
+	/* check RA matches or not */
+	if (memcmp(myid(&(padapter->eeprompriv)), GetAddr1Ptr(pframe), ETH_ALEN))
+		goto exit;
+
+	category = frame_body[0];
+	if (category != RTW_WLAN_CATEGORY_PUBLIC)
+		goto exit;
+
+	action = frame_body[1];
+	switch (action) {
+	case ACT_PUBLIC_VENDOR:
+		ret = on_action_public_vendor(precv_frame);
+		break;
+	default:
+		ret = on_action_public_default(precv_frame, action);
+		break;
+	}
+
+exit:
+	return ret;
+}
+
+unsigned int OnAction_ht(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	u8 *frame_body = pframe + sizeof(struct ieee80211_hdr_3addr);
+	u8 category, action;
+
+	/* check RA matches or not */
+	if (memcmp(myid(&(padapter->eeprompriv)), GetAddr1Ptr(pframe), ETH_ALEN))
+		goto exit;
+
+	category = frame_body[0];
+	if (category != RTW_WLAN_CATEGORY_HT)
+		goto exit;
+
+	action = frame_body[1];
+	switch (action) {
+	case RTW_WLAN_ACTION_HT_COMPRESS_BEAMFORMING:
+		break;
+	default:
+		break;
+	}
+
+exit:
+
+	return _SUCCESS;
+}
+
+unsigned int OnAction_sa_query(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	unsigned short tid;
+	/* Baron */
+
+	DBG_871X("OnAction_sa_query\n");
+
+	switch (pframe[WLAN_HDR_A3_LEN+1]) {
+	case 0: /* SA Query req */
+		memcpy(&tid, &pframe[WLAN_HDR_A3_LEN+2], sizeof(unsigned short));
+		DBG_871X("OnAction_sa_query request, action =%d, tid =%04x\n", pframe[WLAN_HDR_A3_LEN+1], tid);
+		issue_action_SA_Query(padapter, GetAddr2Ptr(pframe), 1, tid);
+		break;
+
+	case 1: /* SA Query rsp */
+		del_timer_sync(&pmlmeext->sa_query_timer);
+		DBG_871X("OnAction_sa_query response, action =%d, tid =%04x, cancel timer\n", pframe[WLAN_HDR_A3_LEN+1], pframe[WLAN_HDR_A3_LEN+2]);
+		break;
+	default:
+		break;
+	}
+	if (0) {
+		int pp;
+		printk("pattrib->pktlen = %d =>", pattrib->pkt_len);
+		for (pp = 0; pp < pattrib->pkt_len; pp++)
+			printk(" %02x ", pframe[pp]);
+		printk("\n");
+	}
+
+	return _SUCCESS;
+}
+
+unsigned int OnAction(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	int i;
+	unsigned char category;
+	struct action_handler *ptable;
+	unsigned char *frame_body;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+
+	frame_body = (unsigned char *)(pframe + sizeof(struct ieee80211_hdr_3addr));
+
+	category = frame_body[0];
+
+	for (i = 0; i < sizeof(OnAction_tbl)/sizeof(struct action_handler); i++) {
+		ptable = &OnAction_tbl[i];
+
+		if (category == ptable->num)
+			ptable->func(padapter, precv_frame);
+
+	}
+
+	return _SUCCESS;
+
+}
+
+unsigned int DoReserved(struct adapter *padapter, union recv_frame *precv_frame)
+{
+
+	/* DBG_871X("rcvd mgt frame(%x, %x)\n", (GetFrameSubType(pframe) >> 4), *(unsigned int *)GetAddr1Ptr(pframe)); */
+	return _SUCCESS;
+}
+
+static struct xmit_frame *_alloc_mgtxmitframe(struct xmit_priv *pxmitpriv, bool once)
+{
+	struct xmit_frame *pmgntframe;
+	struct xmit_buf *pxmitbuf;
+
+	if (once)
+		pmgntframe = rtw_alloc_xmitframe_once(pxmitpriv);
+	else
+		pmgntframe = rtw_alloc_xmitframe_ext(pxmitpriv);
+
+	if (pmgntframe == NULL) {
+		DBG_871X(FUNC_ADPT_FMT" alloc xmitframe fail, once:%d\n", FUNC_ADPT_ARG(pxmitpriv->adapter), once);
+		goto exit;
+	}
+
+	pxmitbuf = rtw_alloc_xmitbuf_ext(pxmitpriv);
+	if (pxmitbuf == NULL) {
+		DBG_871X(FUNC_ADPT_FMT" alloc xmitbuf fail\n", FUNC_ADPT_ARG(pxmitpriv->adapter));
+		rtw_free_xmitframe(pxmitpriv, pmgntframe);
+		pmgntframe = NULL;
+		goto exit;
+	}
+
+	pmgntframe->frame_tag = MGNT_FRAMETAG;
+	pmgntframe->pxmitbuf = pxmitbuf;
+	pmgntframe->buf_addr = pxmitbuf->pbuf;
+	pxmitbuf->priv_data = pmgntframe;
+
+exit:
+	return pmgntframe;
+
+}
+
+inline struct xmit_frame *alloc_mgtxmitframe(struct xmit_priv *pxmitpriv)
+{
+	return _alloc_mgtxmitframe(pxmitpriv, false);
+}
+
+/****************************************************************************
+
+Following are some TX fuctions for WiFi MLME
+
+*****************************************************************************/
+
+void update_mgnt_tx_rate(struct adapter *padapter, u8 rate)
+{
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+
+	pmlmeext->tx_rate = rate;
+	/* DBG_871X("%s(): rate = %x\n", __func__, rate); */
+}
+
+void update_mgntframe_attrib(struct adapter *padapter, struct pkt_attrib *pattrib)
+{
+	u8 wireless_mode;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+
+	/* memset((u8 *)(pattrib), 0, sizeof(struct pkt_attrib)); */
+
+	pattrib->hdrlen = 24;
+	pattrib->nr_frags = 1;
+	pattrib->priority = 7;
+	pattrib->mac_id = 0;
+	pattrib->qsel = 0x12;
+
+	pattrib->pktlen = 0;
+
+	if (pmlmeext->tx_rate == IEEE80211_CCK_RATE_1MB)
+		wireless_mode = WIRELESS_11B;
+	else
+		wireless_mode = WIRELESS_11G;
+	pattrib->raid =  rtw_get_mgntframe_raid(padapter, wireless_mode);
+	pattrib->rate = pmlmeext->tx_rate;
+
+	pattrib->encrypt = _NO_PRIVACY_;
+	pattrib->bswenc = false;
+
+	pattrib->qos_en = false;
+	pattrib->ht_en = false;
+	pattrib->bwmode = CHANNEL_WIDTH_20;
+	pattrib->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+	pattrib->sgi = false;
+
+	pattrib->seqnum = pmlmeext->mgnt_seq;
+
+	pattrib->retry_ctrl = true;
+
+	pattrib->mbssid = 0;
+
+}
+
+void update_mgntframe_attrib_addr(struct adapter *padapter, struct xmit_frame *pmgntframe)
+{
+	u8 *pframe;
+	struct pkt_attrib	*pattrib = &pmgntframe->attrib;
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+
+	memcpy(pattrib->ra, GetAddr1Ptr(pframe), ETH_ALEN);
+	memcpy(pattrib->ta, GetAddr2Ptr(pframe), ETH_ALEN);
+}
+
+void dump_mgntframe(struct adapter *padapter, struct xmit_frame *pmgntframe)
+{
+	if (padapter->bSurpriseRemoved == true ||
+		padapter->bDriverStopped == true) {
+		rtw_free_xmitbuf(&padapter->xmitpriv, pmgntframe->pxmitbuf);
+		rtw_free_xmitframe(&padapter->xmitpriv, pmgntframe);
+		return;
+	}
+
+	rtw_hal_mgnt_xmit(padapter, pmgntframe);
+}
+
+s32 dump_mgntframe_and_wait(struct adapter *padapter, struct xmit_frame *pmgntframe, int timeout_ms)
+{
+	s32 ret = _FAIL;
+	_irqL irqL;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+	struct xmit_buf *pxmitbuf = pmgntframe->pxmitbuf;
+	struct submit_ctx sctx;
+
+	if (padapter->bSurpriseRemoved == true ||
+		padapter->bDriverStopped == true) {
+		rtw_free_xmitbuf(&padapter->xmitpriv, pmgntframe->pxmitbuf);
+		rtw_free_xmitframe(&padapter->xmitpriv, pmgntframe);
+		return ret;
+	}
+
+	rtw_sctx_init(&sctx, timeout_ms);
+	pxmitbuf->sctx = &sctx;
+
+	ret = rtw_hal_mgnt_xmit(padapter, pmgntframe);
+
+	if (ret == _SUCCESS)
+		ret = rtw_sctx_wait(&sctx, __func__);
+
+	spin_lock_irqsave(&pxmitpriv->lock_sctx, irqL);
+	pxmitbuf->sctx = NULL;
+	spin_unlock_irqrestore(&pxmitpriv->lock_sctx, irqL);
+
+	 return ret;
+}
+
+s32 dump_mgntframe_and_wait_ack(struct adapter *padapter, struct xmit_frame *pmgntframe)
+{
+	static u8 seq_no = 0;
+	s32 ret = _FAIL;
+	u32 timeout_ms = 500;/*   500ms */
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+	if (padapter->bSurpriseRemoved == true ||
+		padapter->bDriverStopped == true) {
+		rtw_free_xmitbuf(&padapter->xmitpriv, pmgntframe->pxmitbuf);
+		rtw_free_xmitframe(&padapter->xmitpriv, pmgntframe);
+		return -1;
+	}
+
+	if (mutex_lock_interruptible(&pxmitpriv->ack_tx_mutex) == 0) {
+		pxmitpriv->ack_tx = true;
+		pxmitpriv->seq_no = seq_no++;
+		pmgntframe->ack_report = 1;
+		if (rtw_hal_mgnt_xmit(padapter, pmgntframe) == _SUCCESS) {
+			ret = rtw_ack_tx_wait(pxmitpriv, timeout_ms);
+		}
+
+		pxmitpriv->ack_tx = false;
+		mutex_unlock(&pxmitpriv->ack_tx_mutex);
+	}
+
+	 return ret;
+}
+
+static int update_hidden_ssid(u8 *ies, u32 ies_len, u8 hidden_ssid_mode)
+{
+	u8 *ssid_ie;
+	sint ssid_len_ori;
+	int len_diff = 0;
+
+	ssid_ie = rtw_get_ie(ies,  WLAN_EID_SSID, &ssid_len_ori, ies_len);
+
+	/* DBG_871X("%s hidden_ssid_mode:%u, ssid_ie:%p, ssid_len_ori:%d\n", __func__, hidden_ssid_mode, ssid_ie, ssid_len_ori); */
+
+	if (ssid_ie && ssid_len_ori > 0) {
+		switch (hidden_ssid_mode) {
+		case 1:
+		{
+			u8 *next_ie = ssid_ie + 2 + ssid_len_ori;
+			u32 remain_len = 0;
+
+			remain_len = ies_len - (next_ie-ies);
+
+			ssid_ie[1] = 0;
+			memcpy(ssid_ie+2, next_ie, remain_len);
+			len_diff -= ssid_len_ori;
+
+			break;
+		}
+		case 2:
+			memset(&ssid_ie[2], 0, ssid_len_ori);
+			break;
+		default:
+			break;
+	}
+	}
+
+	return len_diff;
+}
+
+void issue_beacon(struct adapter *padapter, int timeout_ms)
+{
+	struct xmit_frame	*pmgntframe;
+	struct pkt_attrib	*pattrib;
+	unsigned char *pframe;
+	struct ieee80211_hdr *pwlanhdr;
+	__le16 *fctrl;
+	unsigned int	rate_len;
+	struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*cur_network = &(pmlmeinfo->network);
+	u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+
+	/* DBG_871X("%s\n", __func__); */
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL) {
+		DBG_871X("%s, alloc mgnt frame fail\n", __func__);
+		return;
+	}
+
+	spin_lock_bh(&pmlmepriv->bcn_update_lock);
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+	pattrib->qsel = 0x10;
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
+	memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy(pwlanhdr->addr3, get_my_bssid(cur_network), ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
+	/* pmlmeext->mgnt_seq++; */
+	SetFrameSubType(pframe, WIFI_BEACON);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
+		/* DBG_871X("ie len =%d\n", cur_network->IELength); */
+		{
+			int len_diff;
+			memcpy(pframe, cur_network->IEs, cur_network->IELength);
+			len_diff = update_hidden_ssid(
+				pframe+_BEACON_IE_OFFSET_
+				, cur_network->IELength-_BEACON_IE_OFFSET_
+				, pmlmeinfo->hidden_ssid_mode
+			);
+			pframe += (cur_network->IELength+len_diff);
+			pattrib->pktlen += (cur_network->IELength+len_diff);
+		}
+
+		{
+			u8 *wps_ie;
+			uint wps_ielen;
+			u8 sr = 0;
+			wps_ie = rtw_get_wps_ie(pmgntframe->buf_addr+TXDESC_OFFSET+sizeof(struct ieee80211_hdr_3addr)+_BEACON_IE_OFFSET_,
+				pattrib->pktlen-sizeof(struct ieee80211_hdr_3addr)-_BEACON_IE_OFFSET_, NULL, &wps_ielen);
+			if (wps_ie && wps_ielen > 0) {
+				rtw_get_wps_attr_content(wps_ie,  wps_ielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);
+			}
+			if (sr != 0)
+				set_fwstate(pmlmepriv, WIFI_UNDER_WPS);
+			else
+				_clr_fwstate_(pmlmepriv, WIFI_UNDER_WPS);
+		}
+
+		goto _issue_bcn;
+
+	}
+
+	/* below for ad-hoc mode */
+
+	/* timestamp will be inserted by hardware */
+	pframe += 8;
+	pattrib->pktlen += 8;
+
+	/*  beacon interval: 2 bytes */
+
+	memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
+
+	pframe += 2;
+	pattrib->pktlen += 2;
+
+	/*  capability info: 2 bytes */
+
+	memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
+
+	pframe += 2;
+	pattrib->pktlen += 2;
+
+	/*  SSID */
+	pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pattrib->pktlen);
+
+	/*  supported rates... */
+	rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
+	pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &pattrib->pktlen);
+
+	/*  DS parameter set */
+	pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pattrib->pktlen);
+
+	/* if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) */
+	{
+		u8 erpinfo = 0;
+		u32 ATIMWindow;
+		/*  IBSS Parameter Set... */
+		/* ATIMWindow = cur->Configuration.ATIMWindow; */
+		ATIMWindow = 0;
+		pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pattrib->pktlen);
+
+		/* ERP IE */
+		pframe = rtw_set_ie(pframe, _ERPINFO_IE_, 1, &erpinfo, &pattrib->pktlen);
+	}
+
+
+	/*  EXTERNDED SUPPORTED RATE */
+	if (rate_len > 8) {
+		pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pattrib->pktlen);
+	}
+
+
+	/* todo:HT for adhoc */
+
+_issue_bcn:
+
+	pmlmepriv->update_bcn = false;
+
+	spin_unlock_bh(&pmlmepriv->bcn_update_lock);
+
+	if ((pattrib->pktlen + TXDESC_SIZE) > 512) {
+		DBG_871X("beacon frame too large\n");
+		return;
+	}
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	/* DBG_871X("issue bcn_sz =%d\n", pattrib->last_txcmdsz); */
+	if (timeout_ms > 0)
+		dump_mgntframe_and_wait(padapter, pmgntframe, timeout_ms);
+	else
+		dump_mgntframe(padapter, pmgntframe);
+
+}
+
+void issue_probersp(struct adapter *padapter, unsigned char *da, u8 is_valid_p2p_probereq)
+{
+	struct xmit_frame			*pmgntframe;
+	struct pkt_attrib			*pattrib;
+	unsigned char 				*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	unsigned char 				*mac, *bssid;
+	struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
+
+	u8 *pwps_ie;
+	uint wps_ielen;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*cur_network = &(pmlmeinfo->network);
+	unsigned int	rate_len;
+
+	/* DBG_871X("%s\n", __func__); */
+
+	if (da == NULL)
+		return;
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL) {
+		DBG_871X("%s, alloc mgnt frame fail\n", __func__);
+		return;
+	}
+
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	mac = myid(&(padapter->eeprompriv));
+	bssid = cur_network->MacAddress;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+	memcpy(pwlanhdr->addr1, da, ETH_ALEN);
+	memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
+	memcpy(pwlanhdr->addr3, bssid, ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(fctrl, WIFI_PROBERSP);
+
+	pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = pattrib->hdrlen;
+	pframe += pattrib->hdrlen;
+
+
+	if (cur_network->IELength > MAX_IE_SZ)
+		return;
+
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE) {
+		pwps_ie = rtw_get_wps_ie(cur_network->IEs+_FIXED_IE_LENGTH_, cur_network->IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
+
+		/* inerset & update wps_probe_resp_ie */
+		if ((pmlmepriv->wps_probe_resp_ie != NULL) && pwps_ie && (wps_ielen > 0)) {
+			uint wps_offset, remainder_ielen;
+			u8 *premainder_ie;
+
+			wps_offset = (uint)(pwps_ie - cur_network->IEs);
+
+			premainder_ie = pwps_ie + wps_ielen;
+
+			remainder_ielen = cur_network->IELength - wps_offset - wps_ielen;
+
+			memcpy(pframe, cur_network->IEs, wps_offset);
+			pframe += wps_offset;
+			pattrib->pktlen += wps_offset;
+
+			wps_ielen = (uint)pmlmepriv->wps_probe_resp_ie[1];/* to get ie data len */
+			if ((wps_offset+wps_ielen+2) <= MAX_IE_SZ) {
+				memcpy(pframe, pmlmepriv->wps_probe_resp_ie, wps_ielen+2);
+				pframe += wps_ielen+2;
+				pattrib->pktlen += wps_ielen+2;
+			}
+
+			if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
+				memcpy(pframe, premainder_ie, remainder_ielen);
+				pframe += remainder_ielen;
+				pattrib->pktlen += remainder_ielen;
+			}
+		} else{
+			memcpy(pframe, cur_network->IEs, cur_network->IELength);
+			pframe += cur_network->IELength;
+			pattrib->pktlen += cur_network->IELength;
+		}
+
+		/* retrieve SSID IE from cur_network->Ssid */
+		{
+			u8 *ssid_ie;
+			sint ssid_ielen;
+			sint ssid_ielen_diff;
+			u8 buf[MAX_IE_SZ];
+			u8 *ies = pmgntframe->buf_addr+TXDESC_OFFSET+sizeof(struct ieee80211_hdr_3addr);
+
+			ssid_ie = rtw_get_ie(ies+_FIXED_IE_LENGTH_, _SSID_IE_, &ssid_ielen,
+				(pframe-ies)-_FIXED_IE_LENGTH_);
+
+			ssid_ielen_diff = cur_network->Ssid.SsidLength - ssid_ielen;
+
+			if (ssid_ie &&  cur_network->Ssid.SsidLength) {
+				uint remainder_ielen;
+				u8 *remainder_ie;
+				remainder_ie = ssid_ie+2;
+				remainder_ielen = (pframe-remainder_ie);
+
+				if (remainder_ielen > MAX_IE_SZ) {
+					DBG_871X_LEVEL(_drv_warning_, FUNC_ADPT_FMT" remainder_ielen > MAX_IE_SZ\n", FUNC_ADPT_ARG(padapter));
+					remainder_ielen = MAX_IE_SZ;
+				}
+
+				memcpy(buf, remainder_ie, remainder_ielen);
+				memcpy(remainder_ie+ssid_ielen_diff, buf, remainder_ielen);
+				*(ssid_ie+1) = cur_network->Ssid.SsidLength;
+				memcpy(ssid_ie+2, cur_network->Ssid.Ssid, cur_network->Ssid.SsidLength);
+
+				pframe += ssid_ielen_diff;
+				pattrib->pktlen += ssid_ielen_diff;
+			}
+		}
+	} else{
+		/* timestamp will be inserted by hardware */
+		pframe += 8;
+		pattrib->pktlen += 8;
+
+		/*  beacon interval: 2 bytes */
+
+		memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2);
+
+		pframe += 2;
+		pattrib->pktlen += 2;
+
+		/*  capability info: 2 bytes */
+
+		memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2);
+
+		pframe += 2;
+		pattrib->pktlen += 2;
+
+		/* below for ad-hoc mode */
+
+		/*  SSID */
+		pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &pattrib->pktlen);
+
+		/*  supported rates... */
+		rate_len = rtw_get_rateset_len(cur_network->SupportedRates);
+		pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8) ? 8 : rate_len), cur_network->SupportedRates, &pattrib->pktlen);
+
+		/*  DS parameter set */
+		pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &pattrib->pktlen);
+
+		if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
+			u8 erpinfo = 0;
+			u32 ATIMWindow;
+			/*  IBSS Parameter Set... */
+			/* ATIMWindow = cur->Configuration.ATIMWindow; */
+			ATIMWindow = 0;
+			pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &pattrib->pktlen);
+
+			/* ERP IE */
+			pframe = rtw_set_ie(pframe, _ERPINFO_IE_, 1, &erpinfo, &pattrib->pktlen);
+		}
+
+
+		/*  EXTERNDED SUPPORTED RATE */
+		if (rate_len > 8) {
+			pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &pattrib->pktlen);
+		}
+
+
+		/* todo:HT for adhoc */
+
+	}
+
+#ifdef CONFIG_AUTO_AP_MODE
+{
+	struct sta_info *psta;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+
+	DBG_871X("(%s)\n", __func__);
+
+	/* check rc station */
+	psta = rtw_get_stainfo(pstapriv, da);
+	if (psta && psta->isrc && psta->pid > 0) {
+		u8 RC_OUI[4] = {0x00, 0xE0, 0x4C, 0x0A};
+		u8 RC_INFO[14] = {0};
+		/* EID[1] + EID_LEN[1] + RC_OUI[4] + MAC[6] + PairingID[2] + ChannelNum[2] */
+		u16 cu_ch = (u16)cur_network->Configuration.DSConfig;
+
+		DBG_871X("%s, reply rc(pid = 0x%x) device "MAC_FMT" in ch =%d\n", __func__,
+			psta->pid, MAC_ARG(psta->hwaddr), cu_ch);
+
+		/* append vendor specific ie */
+		memcpy(RC_INFO, RC_OUI, sizeof(RC_OUI));
+		memcpy(&RC_INFO[4], mac, ETH_ALEN);
+		memcpy(&RC_INFO[10], (u8 *)&psta->pid, 2);
+		memcpy(&RC_INFO[12], (u8 *)&cu_ch, 2);
+
+		pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, sizeof(RC_INFO), RC_INFO, &pattrib->pktlen);
+	}
+}
+#endif /* CONFIG_AUTO_AP_MODE */
+
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+
+	dump_mgntframe(padapter, pmgntframe);
+
+	return;
+
+}
+
+static int _issue_probereq(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da, u8 ch, bool append_wps, int wait_ack)
+{
+	int ret = _FAIL;
+	struct xmit_frame		*pmgntframe;
+	struct pkt_attrib		*pattrib;
+	unsigned char 		*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	unsigned char 		*mac;
+	unsigned char 		bssrate[NumRates];
+	struct xmit_priv 	*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	int	bssrate_len = 0;
+	u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+issue_probereq\n"));
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL)
+		goto exit;
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	mac = myid(&(padapter->eeprompriv));
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	if (da) {
+		/* 	unicast probe request frame */
+		memcpy(pwlanhdr->addr1, da, ETH_ALEN);
+		memcpy(pwlanhdr->addr3, da, ETH_ALEN);
+	} else{
+		/* 	broadcast probe request frame */
+		memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
+		memcpy(pwlanhdr->addr3, bc_addr, ETH_ALEN);
+	}
+
+	memcpy(pwlanhdr->addr2, mac, ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_PROBEREQ);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+	if (pssid)
+		pframe = rtw_set_ie(pframe, _SSID_IE_, pssid->SsidLength, pssid->Ssid, &(pattrib->pktlen));
+	else
+		pframe = rtw_set_ie(pframe, _SSID_IE_, 0, NULL, &(pattrib->pktlen));
+
+	get_rate_set(padapter, bssrate, &bssrate_len);
+
+	if (bssrate_len > 8) {
+		pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, bssrate, &(pattrib->pktlen));
+		pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (bssrate_len - 8), (bssrate + 8), &(pattrib->pktlen));
+	} else{
+		pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, bssrate_len, bssrate, &(pattrib->pktlen));
+	}
+
+	if (ch)
+		pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, &ch, &pattrib->pktlen);
+
+	if (append_wps) {
+		/* add wps_ie for wps2.0 */
+		if (pmlmepriv->wps_probe_req_ie_len > 0 && pmlmepriv->wps_probe_req_ie) {
+			memcpy(pframe, pmlmepriv->wps_probe_req_ie, pmlmepriv->wps_probe_req_ie_len);
+			pframe += pmlmepriv->wps_probe_req_ie_len;
+			pattrib->pktlen += pmlmepriv->wps_probe_req_ie_len;
+		}
+	}
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("issuing probe_req, tx_len =%d\n", pattrib->last_txcmdsz));
+
+	if (wait_ack) {
+		ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
+	} else {
+		dump_mgntframe(padapter, pmgntframe);
+		ret = _SUCCESS;
+	}
+
+exit:
+	return ret;
+}
+
+inline void issue_probereq(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da)
+{
+	_issue_probereq(padapter, pssid, da, 0, 1, false);
+}
+
+int issue_probereq_ex(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da, u8 ch, bool append_wps,
+	int try_cnt, int wait_ms)
+{
+	int ret;
+	int i = 0;
+
+	do {
+		ret = _issue_probereq(padapter, pssid, da, ch, append_wps, wait_ms > 0?true:false);
+
+		i++;
+
+		if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
+			break;
+
+		if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
+			msleep(wait_ms);
+
+	} while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
+
+	if (ret != _FAIL) {
+		ret = _SUCCESS;
+		#ifndef DBG_XMIT_ACK
+		goto exit;
+		#endif
+	}
+
+	if (try_cnt && wait_ms) {
+		if (da)
+			DBG_871X(FUNC_ADPT_FMT" to "MAC_FMT", ch:%u%s, %d/%d in %u ms\n",
+				FUNC_ADPT_ARG(padapter), MAC_ARG(da), rtw_get_oper_ch(padapter),
+				ret == _SUCCESS?", acked":"", i, try_cnt, (i + 1) * wait_ms);
+		else
+			DBG_871X(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
+				FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
+				ret == _SUCCESS?", acked":"", i, try_cnt, (i + 1) * wait_ms);
+	}
+exit:
+	return ret;
+}
+
+/*  if psta == NULL, indiate we are station(client) now... */
+void issue_auth(struct adapter *padapter, struct sta_info *psta, unsigned short status)
+{
+	struct xmit_frame			*pmgntframe;
+	struct pkt_attrib			*pattrib;
+	unsigned char 				*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	unsigned int					val32;
+	unsigned short				val16;
+	int use_shared_key = 0;
+	struct xmit_priv 		*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	__le16 le_tmp;
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL)
+		return;
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_AUTH);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+
+	if (psta) { /*  for AP mode */
+		memcpy(pwlanhdr->addr1, psta->hwaddr, ETH_ALEN);
+		memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+		memcpy(pwlanhdr->addr3, myid(&(padapter->eeprompriv)), ETH_ALEN);
+
+		/*  setting auth algo number */
+		val16 = (u16)psta->authalg;
+
+		if (status != _STATS_SUCCESSFUL_)
+			val16 = 0;
+
+		if (val16)
+			use_shared_key = 1;
+
+		le_tmp = cpu_to_le16(val16);
+
+		pframe = rtw_set_fixed_ie(pframe, _AUTH_ALGM_NUM_, (unsigned char *)&le_tmp, &(pattrib->pktlen));
+
+		/*  setting auth seq number */
+		val16 = (u16)psta->auth_seq;
+		le_tmp = cpu_to_le16(val16);
+		pframe = rtw_set_fixed_ie(pframe, _AUTH_SEQ_NUM_, (unsigned char *)&le_tmp, &(pattrib->pktlen));
+
+		/*  setting status code... */
+		val16 = status;
+		le_tmp = cpu_to_le16(val16);
+		pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, (unsigned char *)&le_tmp, &(pattrib->pktlen));
+
+		/*  added challenging text... */
+		if ((psta->auth_seq == 2) && (psta->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1))
+			pframe = rtw_set_ie(pframe, _CHLGETXT_IE_, 128, psta->chg_txt, &(pattrib->pktlen));
+
+	} else{
+		memcpy(pwlanhdr->addr1, get_my_bssid(&pmlmeinfo->network), ETH_ALEN);
+		memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN);
+		memcpy(pwlanhdr->addr3, get_my_bssid(&pmlmeinfo->network), ETH_ALEN);
+
+		/*  setting auth algo number */
+		val16 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_Shared) ? 1 : 0;/*  0:OPEN System, 1:Shared key */
+		if (val16) {
+			use_shared_key = 1;
+		}
+		le_tmp = cpu_to_le16(val16);
+		/* DBG_871X("%s auth_algo = %s auth_seq =%d\n", __func__, (pmlmeinfo->auth_algo == 0)?"OPEN":"SHARED", pmlmeinfo->auth_seq); */
+
+		/* setting IV for auth seq #3 */
+		if ((pmlmeinfo->auth_seq == 3) && (pmlmeinfo->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) {
+			__le32 le_tmp32;
+
+			/* DBG_871X("==> iv(%d), key_index(%d)\n", pmlmeinfo->iv, pmlmeinfo->key_index); */
+			val32 = ((pmlmeinfo->iv++) | (pmlmeinfo->key_index << 30));
+			le_tmp32 = cpu_to_le32(val32);
+			pframe = rtw_set_fixed_ie(pframe, 4, (unsigned char *)&le_tmp32, &(pattrib->pktlen));
+
+			pattrib->iv_len = 4;
+		}
+
+		pframe = rtw_set_fixed_ie(pframe, _AUTH_ALGM_NUM_, (unsigned char *)&le_tmp, &(pattrib->pktlen));
+
+		/*  setting auth seq number */
+		le_tmp = cpu_to_le16(pmlmeinfo->auth_seq);
+		pframe = rtw_set_fixed_ie(pframe, _AUTH_SEQ_NUM_, (unsigned char *)&le_tmp, &(pattrib->pktlen));
+
+
+		/*  setting status code... */
+		le_tmp = cpu_to_le16(status);
+		pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, (unsigned char *)&le_tmp, &(pattrib->pktlen));
+
+		/*  then checking to see if sending challenging text... */
+		if ((pmlmeinfo->auth_seq == 3) && (pmlmeinfo->state & WIFI_FW_AUTH_STATE) && (use_shared_key == 1)) {
+			pframe = rtw_set_ie(pframe, _CHLGETXT_IE_, 128, pmlmeinfo->chg_txt, &(pattrib->pktlen));
+
+			SetPrivacy(fctrl);
+
+			pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
+
+			pattrib->encrypt = _WEP40_;
+
+			pattrib->icv_len = 4;
+
+			pattrib->pktlen += pattrib->icv_len;
+
+		}
+
+	}
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	rtw_wep_encrypt(padapter, (u8 *)pmgntframe);
+	DBG_871X("%s\n", __func__);
+	dump_mgntframe(padapter, pmgntframe);
+
+	return;
+}
+
+
+void issue_asocrsp(struct adapter *padapter, unsigned short status, struct sta_info *pstat, int pkt_type)
+{
+	struct xmit_frame	*pmgntframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	struct pkt_attrib *pattrib;
+	unsigned char *pbuf, *pframe;
+	unsigned short val;
+	__le16 *fctrl;
+	struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
+	u8 *ie = pnetwork->IEs;
+	__le16 lestatus, le_tmp;
+
+	DBG_871X("%s\n", __func__);
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL)
+		return;
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	memcpy((void *)GetAddr1Ptr(pwlanhdr), pstat->hwaddr, ETH_ALEN);
+	memcpy((void *)GetAddr2Ptr(pwlanhdr), myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy((void *)GetAddr3Ptr(pwlanhdr), get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	if ((pkt_type == WIFI_ASSOCRSP) || (pkt_type == WIFI_REASSOCRSP))
+		SetFrameSubType(pwlanhdr, pkt_type);
+	else
+		return;
+
+	pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen += pattrib->hdrlen;
+	pframe += pattrib->hdrlen;
+
+	/* capability */
+	val = *(unsigned short *)rtw_get_capability_from_ie(ie);
+
+	pframe = rtw_set_fixed_ie(pframe, _CAPABILITY_, (unsigned char *)&val, &(pattrib->pktlen));
+
+	lestatus = cpu_to_le16(status);
+	pframe = rtw_set_fixed_ie(pframe, _STATUS_CODE_, (unsigned char *)&lestatus, &(pattrib->pktlen));
+
+	le_tmp = cpu_to_le16(pstat->aid | BIT(14) | BIT(15));
+	pframe = rtw_set_fixed_ie(pframe, _ASOC_ID_, (unsigned char *)&le_tmp, &(pattrib->pktlen));
+
+	if (pstat->bssratelen <= 8) {
+		pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, pstat->bssratelen, pstat->bssrateset, &(pattrib->pktlen));
+	} else{
+		pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, pstat->bssrateset, &(pattrib->pktlen));
+		pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (pstat->bssratelen-8), pstat->bssrateset+8, &(pattrib->pktlen));
+	}
+
+	if ((pstat->flags & WLAN_STA_HT) && (pmlmepriv->htpriv.ht_option)) {
+		uint ie_len = 0;
+
+		/* FILL HT CAP INFO IE */
+		/* p = hostapd_eid_ht_capabilities_info(hapd, p); */
+		pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
+		if (pbuf && ie_len > 0) {
+			memcpy(pframe, pbuf, ie_len+2);
+			pframe += (ie_len+2);
+			pattrib->pktlen += (ie_len+2);
+		}
+
+		/* FILL HT ADD INFO IE */
+		/* p = hostapd_eid_ht_operation(hapd, p); */
+		pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
+		if (pbuf && ie_len > 0) {
+			memcpy(pframe, pbuf, ie_len+2);
+			pframe += (ie_len+2);
+			pattrib->pktlen += (ie_len+2);
+		}
+
+	}
+
+	/* FILL WMM IE */
+	if ((pstat->flags & WLAN_STA_WME) && (pmlmepriv->qospriv.qos_option)) {
+		uint ie_len = 0;
+		unsigned char WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
+
+		for (pbuf = ie + _BEACON_IE_OFFSET_; ; pbuf += (ie_len + 2)) {
+			pbuf = rtw_get_ie(pbuf, _VENDOR_SPECIFIC_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
+			if (pbuf && !memcmp(pbuf+2, WMM_PARA_IE, 6)) {
+				memcpy(pframe, pbuf, ie_len+2);
+				pframe += (ie_len+2);
+				pattrib->pktlen += (ie_len+2);
+
+				break;
+			}
+
+			if ((pbuf == NULL) || (ie_len == 0)) {
+				break;
+			}
+		}
+
+	}
+
+
+	if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK) {
+		pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 6, REALTEK_96B_IE, &(pattrib->pktlen));
+	}
+
+	/* add WPS IE ie for wps 2.0 */
+	if (pmlmepriv->wps_assoc_resp_ie && pmlmepriv->wps_assoc_resp_ie_len > 0) {
+		memcpy(pframe, pmlmepriv->wps_assoc_resp_ie, pmlmepriv->wps_assoc_resp_ie_len);
+
+		pframe += pmlmepriv->wps_assoc_resp_ie_len;
+		pattrib->pktlen += pmlmepriv->wps_assoc_resp_ie_len;
+	}
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	dump_mgntframe(padapter, pmgntframe);
+}
+
+void issue_assocreq(struct adapter *padapter)
+{
+	int ret = _FAIL;
+	struct xmit_frame				*pmgntframe;
+	struct pkt_attrib				*pattrib;
+	unsigned char 				*pframe;
+	struct ieee80211_hdr			*pwlanhdr;
+	__le16 *fctrl;
+	__le16 val16;
+	unsigned int					i, j, index = 0;
+	unsigned char bssrate[NumRates], sta_bssrate[NumRates];
+	struct ndis_80211_var_ie *pIE;
+	struct xmit_priv 	*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	int	bssrate_len = 0, sta_bssrate_len = 0;
+	u8 vs_ie_length = 0;
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL)
+		goto exit;
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+	memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+	memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_ASSOCREQ);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+	/* caps */
+	memcpy(pframe, rtw_get_capability_from_ie(pmlmeinfo->network.IEs), 2);
+
+	pframe += 2;
+	pattrib->pktlen += 2;
+
+	/* listen interval */
+	/* todo: listen interval for power saving */
+	val16 = cpu_to_le16(3);
+	memcpy(pframe, (unsigned char *)&val16, 2);
+	pframe += 2;
+	pattrib->pktlen += 2;
+
+	/* SSID */
+	pframe = rtw_set_ie(pframe, _SSID_IE_,  pmlmeinfo->network.Ssid.SsidLength, pmlmeinfo->network.Ssid.Ssid, &(pattrib->pktlen));
+
+	/* supported rate & extended supported rate */
+
+	/*  Check if the AP's supported rates are also supported by STA. */
+	get_rate_set(padapter, sta_bssrate, &sta_bssrate_len);
+	/* DBG_871X("sta_bssrate_len =%d\n", sta_bssrate_len); */
+
+	if (pmlmeext->cur_channel == 14) /*  for JAPAN, channel 14 can only uses B Mode(CCK) */
+		sta_bssrate_len = 4;
+
+
+	/* for (i = 0; i < sta_bssrate_len; i++) { */
+	/* 	DBG_871X("sta_bssrate[%d]=%02X\n", i, sta_bssrate[i]); */
+	/*  */
+
+	for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
+		if (pmlmeinfo->network.SupportedRates[i] == 0)
+			break;
+		DBG_871X("network.SupportedRates[%d]=%02X\n", i, pmlmeinfo->network.SupportedRates[i]);
+	}
+
+
+	for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
+		if (pmlmeinfo->network.SupportedRates[i] == 0)
+			break;
+
+
+		/*  Check if the AP's supported rates are also supported by STA. */
+		for (j = 0; j < sta_bssrate_len; j++) {
+			 /*  Avoid the proprietary data rate (22Mbps) of Handlink WSG-4000 AP */
+			if ((pmlmeinfo->network.SupportedRates[i]|IEEE80211_BASIC_RATE_MASK)
+					== (sta_bssrate[j]|IEEE80211_BASIC_RATE_MASK)) {
+				/* DBG_871X("match i = %d, j =%d\n", i, j); */
+				break;
+			} else {
+				/* DBG_871X("not match: %02X != %02X\n", (pmlmeinfo->network.SupportedRates[i]|IEEE80211_BASIC_RATE_MASK), (sta_bssrate[j]|IEEE80211_BASIC_RATE_MASK)); */
+			}
+		}
+
+		if (j == sta_bssrate_len) {
+			/*  the rate is not supported by STA */
+			DBG_871X("%s(): the rate[%d]=%02X is not supported by STA!\n", __func__, i, pmlmeinfo->network.SupportedRates[i]);
+		} else {
+			/*  the rate is supported by STA */
+			bssrate[index++] = pmlmeinfo->network.SupportedRates[i];
+		}
+	}
+
+	bssrate_len = index;
+	DBG_871X("bssrate_len = %d\n", bssrate_len);
+
+	if (bssrate_len == 0) {
+		rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
+		rtw_free_xmitframe(pxmitpriv, pmgntframe);
+		goto exit; /* don't connect to AP if no joint supported rate */
+	}
+
+
+	if (bssrate_len > 8) {
+		pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, 8, bssrate, &(pattrib->pktlen));
+		pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (bssrate_len - 8), (bssrate + 8), &(pattrib->pktlen));
+	} else
+		pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, bssrate_len, bssrate, &(pattrib->pktlen));
+
+	/* vendor specific IE, such as WPA, WMM, WPS */
+	for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) {
+		pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i);
+
+		switch (pIE->ElementID) {
+		case _VENDOR_SPECIFIC_IE_:
+			if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) ||
+					(!memcmp(pIE->data, WMM_OUI, 4)) ||
+					(!memcmp(pIE->data, WPS_OUI, 4))) {
+				vs_ie_length = pIE->Length;
+				if ((!padapter->registrypriv.wifi_spec) && (!memcmp(pIE->data, WPS_OUI, 4))) {
+					/* Commented by Kurt 20110629 */
+					/* In some older APs, WPS handshake */
+					/* would be fail if we append vender extensions informations to AP */
+
+					vs_ie_length = 14;
+				}
+
+				pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, vs_ie_length, pIE->data, &(pattrib->pktlen));
+			}
+			break;
+
+		case EID_WPA2:
+			pframe = rtw_set_ie(pframe, EID_WPA2, pIE->Length, pIE->data, &(pattrib->pktlen));
+			break;
+		case EID_HTCapability:
+			if (padapter->mlmepriv.htpriv.ht_option == true) {
+				if (!(is_ap_in_tkip(padapter))) {
+					memcpy(&(pmlmeinfo->HT_caps), pIE->data, sizeof(struct HT_caps_element));
+					pframe = rtw_set_ie(pframe, EID_HTCapability, pIE->Length, (u8 *)(&(pmlmeinfo->HT_caps)), &(pattrib->pktlen));
+				}
+			}
+			break;
+
+		case EID_EXTCapability:
+			if (padapter->mlmepriv.htpriv.ht_option == true)
+				pframe = rtw_set_ie(pframe, EID_EXTCapability, pIE->Length, pIE->data, &(pattrib->pktlen));
+			break;
+		default:
+			break;
+		}
+
+		i += (pIE->Length + 2);
+	}
+
+	if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_REALTEK)
+		pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 6, REALTEK_96B_IE, &(pattrib->pktlen));
+
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+	dump_mgntframe(padapter, pmgntframe);
+
+	ret = _SUCCESS;
+
+exit:
+	if (ret == _SUCCESS)
+		rtw_buf_update(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len, (u8 *)pwlanhdr, pattrib->pktlen);
+	else
+		rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
+
+	return;
+}
+
+/* when wait_ack is ture, this function shoule be called at process context */
+static int _issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int power_mode, int wait_ack)
+{
+	int ret = _FAIL;
+	struct xmit_frame			*pmgntframe;
+	struct pkt_attrib			*pattrib;
+	unsigned char 				*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	struct xmit_priv *pxmitpriv;
+	struct mlme_ext_priv *pmlmeext;
+	struct mlme_ext_info *pmlmeinfo;
+
+	/* DBG_871X("%s:%d\n", __func__, power_mode); */
+
+	if (!padapter)
+		goto exit;
+
+	pxmitpriv = &(padapter->xmitpriv);
+	pmlmeext = &(padapter->mlmeextpriv);
+	pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL)
+		goto exit;
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+	pattrib->retry_ctrl = false;
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
+		SetFrDs(fctrl);
+	else if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)
+		SetToDs(fctrl);
+
+	if (power_mode)
+		SetPwrMgt(fctrl);
+
+	memcpy(pwlanhdr->addr1, da, ETH_ALEN);
+	memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_DATA_NULL);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	if (wait_ack) {
+		ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
+	} else{
+		dump_mgntframe(padapter, pmgntframe);
+		ret = _SUCCESS;
+	}
+
+exit:
+	return ret;
+}
+
+/*
+ * [IMPORTANT] Don't call this function in interrupt context
+ *
+ * When wait_ms > 0, this function shoule be called at process context
+ * da == NULL for station mode
+ */
+int issue_nulldata(struct adapter *padapter, unsigned char *da, unsigned int power_mode, int try_cnt, int wait_ms)
+{
+	int ret;
+	int i = 0;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct sta_info *psta;
+
+
+	/* da == NULL, assum it's null data for sta to ap*/
+	if (da == NULL)
+		da = get_my_bssid(&(pmlmeinfo->network));
+
+	psta = rtw_get_stainfo(&padapter->stapriv, da);
+	if (psta) {
+		if (power_mode)
+			rtw_hal_macid_sleep(padapter, psta->mac_id);
+		else
+			rtw_hal_macid_wakeup(padapter, psta->mac_id);
+	} else {
+		DBG_871X(FUNC_ADPT_FMT ": Can't find sta info for " MAC_FMT ", skip macid %s!!\n",
+			FUNC_ADPT_ARG(padapter), MAC_ARG(da), power_mode?"sleep":"wakeup");
+		rtw_warn_on(1);
+	}
+
+	do {
+		ret = _issue_nulldata(padapter, da, power_mode, wait_ms > 0?true:false);
+
+		i++;
+
+		if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
+			break;
+
+		if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
+			msleep(wait_ms);
+
+	} while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
+
+	if (ret != _FAIL) {
+		ret = _SUCCESS;
+		#ifndef DBG_XMIT_ACK
+		goto exit;
+		#endif
+	}
+
+	if (try_cnt && wait_ms) {
+		if (da)
+			DBG_871X(FUNC_ADPT_FMT" to "MAC_FMT", ch:%u%s, %d/%d in %u ms\n",
+				FUNC_ADPT_ARG(padapter), MAC_ARG(da), rtw_get_oper_ch(padapter),
+				ret == _SUCCESS?", acked":"", i, try_cnt, (i + 1) * wait_ms);
+		else
+			DBG_871X(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
+				FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
+				ret == _SUCCESS?", acked":"", i, try_cnt, (i + 1) * wait_ms);
+	}
+exit:
+	return ret;
+}
+
+/*
+ * [IMPORTANT] This function run in interrupt context
+ *
+ * The null data packet would be sent without power bit,
+ * and not guarantee success.
+ */
+s32 issue_nulldata_in_interrupt(struct adapter *padapter, u8 *da)
+{
+	int ret;
+	struct mlme_ext_priv *pmlmeext;
+	struct mlme_ext_info *pmlmeinfo;
+
+
+	pmlmeext = &padapter->mlmeextpriv;
+	pmlmeinfo = &pmlmeext->mlmext_info;
+
+	/* da == NULL, assum it's null data for sta to ap*/
+	if (da == NULL)
+		da = get_my_bssid(&(pmlmeinfo->network));
+
+	ret = _issue_nulldata(padapter, da, 0, false);
+
+	return ret;
+}
+
+/* when wait_ack is ture, this function shoule be called at process context */
+static int _issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int wait_ack)
+{
+	int ret = _FAIL;
+	struct xmit_frame			*pmgntframe;
+	struct pkt_attrib			*pattrib;
+	unsigned char 				*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	u16 *qc;
+	struct xmit_priv 		*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	DBG_871X("%s\n", __func__);
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL)
+		goto exit;
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+	pattrib->hdrlen += 2;
+	pattrib->qos_en = true;
+	pattrib->eosp = 1;
+	pattrib->ack_policy = 0;
+	pattrib->mdata = 0;
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
+		SetFrDs(fctrl);
+	else if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)
+		SetToDs(fctrl);
+
+	if (pattrib->mdata)
+		SetMData(fctrl);
+
+	qc = (unsigned short *)(pframe + pattrib->hdrlen - 2);
+
+	SetPriority(qc, tid);
+
+	SetEOSP(qc, pattrib->eosp);
+
+	SetAckpolicy(qc, pattrib->ack_policy);
+
+	memcpy(pwlanhdr->addr1, da, ETH_ALEN);
+	memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_QOS_DATA_NULL);
+
+	pframe += sizeof(struct ieee80211_qos_hdr);
+	pattrib->pktlen = sizeof(struct ieee80211_qos_hdr);
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	if (wait_ack) {
+		ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
+	} else{
+		dump_mgntframe(padapter, pmgntframe);
+		ret = _SUCCESS;
+	}
+
+exit:
+	return ret;
+}
+
+/* when wait_ms >0 , this function shoule be called at process context */
+/* da == NULL for station mode */
+int issue_qos_nulldata(struct adapter *padapter, unsigned char *da, u16 tid, int try_cnt, int wait_ms)
+{
+	int ret;
+	int i = 0;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	/* da == NULL, assum it's null data for sta to ap*/
+	if (da == NULL)
+		da = get_my_bssid(&(pmlmeinfo->network));
+
+	do {
+		ret = _issue_qos_nulldata(padapter, da, tid, wait_ms > 0?true:false);
+
+		i++;
+
+		if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
+			break;
+
+		if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
+			msleep(wait_ms);
+
+	} while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
+
+	if (ret != _FAIL) {
+		ret = _SUCCESS;
+		#ifndef DBG_XMIT_ACK
+		goto exit;
+		#endif
+	}
+
+	if (try_cnt && wait_ms) {
+		if (da)
+			DBG_871X(FUNC_ADPT_FMT" to "MAC_FMT", ch:%u%s, %d/%d in %u ms\n",
+				FUNC_ADPT_ARG(padapter), MAC_ARG(da), rtw_get_oper_ch(padapter),
+				ret == _SUCCESS?", acked":"", i, try_cnt, (i + 1) * wait_ms);
+		else
+			DBG_871X(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
+				FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
+				ret == _SUCCESS?", acked":"", i, try_cnt, (i + 1) * wait_ms);
+	}
+exit:
+	return ret;
+}
+
+static int _issue_deauth(struct adapter *padapter, unsigned char *da, unsigned short reason, u8 wait_ack)
+{
+	struct xmit_frame			*pmgntframe;
+	struct pkt_attrib			*pattrib;
+	unsigned char 				*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	struct xmit_priv 		*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	int ret = _FAIL;
+	__le16 le_tmp;
+
+	/* DBG_871X("%s to "MAC_FMT"\n", __func__, MAC_ARG(da)); */
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL) {
+		goto exit;
+	}
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+	pattrib->retry_ctrl = false;
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	memcpy(pwlanhdr->addr1, da, ETH_ALEN);
+	memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_DEAUTH);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+	le_tmp = cpu_to_le16(reason);
+	pframe = rtw_set_fixed_ie(pframe, _RSON_CODE_, (unsigned char *)&le_tmp, &(pattrib->pktlen));
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+
+	if (wait_ack) {
+		ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
+	} else{
+		dump_mgntframe(padapter, pmgntframe);
+		ret = _SUCCESS;
+	}
+
+exit:
+	return ret;
+}
+
+int issue_deauth(struct adapter *padapter, unsigned char *da, unsigned short reason)
+{
+	DBG_871X("%s to "MAC_FMT"\n", __func__, MAC_ARG(da));
+	return _issue_deauth(padapter, da, reason, false);
+}
+
+int issue_deauth_ex(struct adapter *padapter, u8 *da, unsigned short reason, int try_cnt,
+	int wait_ms)
+{
+	int ret;
+	int i = 0;
+
+	do {
+		ret = _issue_deauth(padapter, da, reason, wait_ms > 0?true:false);
+
+		i++;
+
+		if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
+			break;
+
+		if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
+			msleep(wait_ms);
+
+	} while ((i < try_cnt) && ((ret == _FAIL) || (wait_ms == 0)));
+
+	if (ret != _FAIL) {
+		ret = _SUCCESS;
+		#ifndef DBG_XMIT_ACK
+		goto exit;
+		#endif
+	}
+
+	if (try_cnt && wait_ms) {
+		if (da)
+			DBG_871X(FUNC_ADPT_FMT" to "MAC_FMT", ch:%u%s, %d/%d in %u ms\n",
+				FUNC_ADPT_ARG(padapter), MAC_ARG(da), rtw_get_oper_ch(padapter),
+				ret == _SUCCESS?", acked":"", i, try_cnt, (i + 1) * wait_ms);
+		else
+			DBG_871X(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
+				FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
+				ret == _SUCCESS?", acked":"", i, try_cnt, (i + 1) * wait_ms);
+	}
+exit:
+	return ret;
+}
+
+void issue_action_SA_Query(struct adapter *padapter, unsigned char *raddr, unsigned char action, unsigned short tid)
+{
+	u8 category = RTW_WLAN_CATEGORY_SA_QUERY;
+	struct xmit_frame		*pmgntframe;
+	struct pkt_attrib		*pattrib;
+	u8 			*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	struct xmit_priv 	*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	__le16 le_tmp;
+
+	DBG_871X("%s\n", __func__);
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL) {
+		DBG_871X("%s: alloc_mgtxmitframe fail\n", __func__);
+		return;
+	}
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	if (raddr)
+		memcpy(pwlanhdr->addr1, raddr, ETH_ALEN);
+	else
+		memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+	memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_ACTION);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+	pframe = rtw_set_fixed_ie(pframe, 1, &category, &pattrib->pktlen);
+	pframe = rtw_set_fixed_ie(pframe, 1, &action, &pattrib->pktlen);
+
+	switch (action) {
+	case 0: /* SA Query req */
+		pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&pmlmeext->sa_query_seq, &pattrib->pktlen);
+		pmlmeext->sa_query_seq++;
+		/* send sa query request to AP, AP should reply sa query response in 1 second */
+		set_sa_query_timer(pmlmeext, 1000);
+		break;
+
+	case 1: /* SA Query rsp */
+		le_tmp = cpu_to_le16(tid);
+		pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)&le_tmp, &pattrib->pktlen);
+		break;
+	default:
+		break;
+	}
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	dump_mgntframe(padapter, pmgntframe);
+}
+
+void issue_action_BA(struct adapter *padapter, unsigned char *raddr, unsigned char action, unsigned short status)
+{
+	u8 category = RTW_WLAN_CATEGORY_BACK;
+	u16 start_seq;
+	u16 BA_para_set;
+	u16 reason_code;
+	u16 BA_timeout_value;
+	u16 BA_starting_seqctrl = 0;
+	enum HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor;
+	struct xmit_frame		*pmgntframe;
+	struct pkt_attrib		*pattrib;
+	u8 			*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	struct xmit_priv 	*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct sta_info 	*psta;
+	struct sta_priv 	*pstapriv = &padapter->stapriv;
+	struct registry_priv 	*pregpriv = &padapter->registrypriv;
+	__le16 le_tmp;
+
+	DBG_871X("%s, category =%d, action =%d, status =%d\n", __func__, category, action, status);
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL)
+		return;
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	/* memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN); */
+	memcpy(pwlanhdr->addr1, raddr, ETH_ALEN);
+	memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_ACTION);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+	pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
+	pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
+
+	if (category == 3) {
+		switch (action) {
+		case 0: /* ADDBA req */
+			do {
+				pmlmeinfo->dialogToken++;
+			} while (pmlmeinfo->dialogToken == 0);
+			pframe = rtw_set_fixed_ie(pframe, 1, &(pmlmeinfo->dialogToken), &(pattrib->pktlen));
+
+			if (rtw_btcoex_IsBTCoexCtrlAMPDUSize(padapter)) {
+				/*  A-MSDU NOT Supported */
+				BA_para_set = 0;
+				/*  immediate Block Ack */
+				BA_para_set |= (1 << 1) & IEEE80211_ADDBA_PARAM_POLICY_MASK;
+				/*  TID */
+				BA_para_set |= (status << 2) & IEEE80211_ADDBA_PARAM_TID_MASK;
+				/*  max buffer size is 8 MSDU */
+				BA_para_set |= (8 << 6) & RTW_IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK;
+			} else {
+				BA_para_set = (0x1002 | ((status & 0xf) << 2)); /* immediate ack & 64 buffer size */
+			}
+			le_tmp = cpu_to_le16(BA_para_set);
+			pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
+
+			BA_timeout_value = 5000;/*  5ms */
+			le_tmp = cpu_to_le16(BA_timeout_value);
+			pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
+
+			/* if ((psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress)) != NULL) */
+			psta = rtw_get_stainfo(pstapriv, raddr);
+			if (psta != NULL) {
+				start_seq = (psta->sta_xmitpriv.txseq_tid[status & 0x07]&0xfff) + 1;
+
+				DBG_871X("BA_starting_seqctrl = %d for TID =%d\n", start_seq, status & 0x07);
+
+				psta->BA_starting_seqctrl[status & 0x07] = start_seq;
+
+				BA_starting_seqctrl = start_seq << 4;
+			}
+
+			le_tmp = cpu_to_le16(BA_starting_seqctrl);
+			pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
+			break;
+
+		case 1: /* ADDBA rsp */
+			pframe = rtw_set_fixed_ie(pframe, 1, &(pmlmeinfo->ADDBA_req.dialog_token), &(pattrib->pktlen));
+			pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&status), &(pattrib->pktlen));
+			if (padapter->driver_rx_ampdu_factor != 0xFF)
+				max_rx_ampdu_factor =
+				  (enum HT_CAP_AMPDU_FACTOR)padapter->driver_rx_ampdu_factor;
+			else
+				rtw_hal_get_def_var(padapter,
+						    HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor);
+
+			if (MAX_AMPDU_FACTOR_64K == max_rx_ampdu_factor)
+				BA_para_set = ((le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f) | 0x1000); /* 64 buffer size */
+			else if (MAX_AMPDU_FACTOR_32K == max_rx_ampdu_factor)
+				BA_para_set = ((le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f) | 0x0800); /* 32 buffer size */
+			else if (MAX_AMPDU_FACTOR_16K == max_rx_ampdu_factor)
+				BA_para_set = ((le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f) | 0x0400); /* 16 buffer size */
+			else if (MAX_AMPDU_FACTOR_8K == max_rx_ampdu_factor)
+				BA_para_set = ((le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f) | 0x0200); /* 8 buffer size */
+			else
+				BA_para_set = ((le16_to_cpu(pmlmeinfo->ADDBA_req.BA_para_set) & 0x3f) | 0x1000); /* 64 buffer size */
+
+			if (rtw_btcoex_IsBTCoexCtrlAMPDUSize(padapter) &&
+			    padapter->driver_rx_ampdu_factor == 0xFF) {
+				/*  max buffer size is 8 MSDU */
+				BA_para_set &= ~RTW_IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK;
+				BA_para_set |= (8 << 6) & RTW_IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK;
+			}
+
+			if (pregpriv->ampdu_amsdu == 0)/* disabled */
+				le_tmp = cpu_to_le16(BA_para_set & ~BIT(0));
+			else if (pregpriv->ampdu_amsdu == 1)/* enabled */
+				le_tmp = cpu_to_le16(BA_para_set | BIT(0));
+			else /* auto */
+				le_tmp = cpu_to_le16(BA_para_set);
+
+			pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
+			pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(pmlmeinfo->ADDBA_req.BA_timeout_value)), &(pattrib->pktlen));
+			break;
+		case 2:/* DELBA */
+			BA_para_set = (status & 0x1F) << 3;
+			le_tmp = cpu_to_le16(BA_para_set);
+			pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
+
+			reason_code = 37;
+			le_tmp = cpu_to_le16(reason_code);
+			pframe = rtw_set_fixed_ie(pframe, 2, (unsigned char *)(&(le_tmp)), &(pattrib->pktlen));
+			break;
+		default:
+			break;
+		}
+	}
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	dump_mgntframe(padapter, pmgntframe);
+}
+
+static void issue_action_BSSCoexistPacket(struct adapter *padapter)
+{
+	struct list_head		*plist, *phead;
+	unsigned char category, action;
+	struct xmit_frame			*pmgntframe;
+	struct pkt_attrib			*pattrib;
+	unsigned char 			*pframe;
+	struct ieee80211_hdr	*pwlanhdr;
+	__le16 *fctrl;
+	struct	wlan_network	*pnetwork = NULL;
+	struct xmit_priv 		*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct __queue		*queue	= &(pmlmepriv->scanned_queue);
+	u8 InfoContent[16] = {0};
+	u8 ICS[8][15];
+
+	if ((pmlmepriv->num_FortyMHzIntolerant == 0) || (pmlmepriv->num_sta_no_ht == 0))
+		return;
+
+	if (true == pmlmeinfo->bwmode_updated)
+		return;
+
+
+	DBG_871X("%s\n", __func__);
+
+
+	category = RTW_WLAN_CATEGORY_PUBLIC;
+	action = ACT_PUBLIC_BSSCOEXIST;
+
+	pmgntframe = alloc_mgtxmitframe(pxmitpriv);
+	if (pmgntframe == NULL) {
+		return;
+	}
+
+	/* update attribute */
+	pattrib = &pmgntframe->attrib;
+	update_mgntframe_attrib(padapter, pattrib);
+
+	memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+	pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	fctrl = &(pwlanhdr->frame_control);
+	*(fctrl) = 0;
+
+	memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+	memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
+	memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
+
+	SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
+	pmlmeext->mgnt_seq++;
+	SetFrameSubType(pframe, WIFI_ACTION);
+
+	pframe += sizeof(struct ieee80211_hdr_3addr);
+	pattrib->pktlen = sizeof(struct ieee80211_hdr_3addr);
+
+	pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
+	pframe = rtw_set_fixed_ie(pframe, 1, &(action), &(pattrib->pktlen));
+
+
+	/*  */
+	if (pmlmepriv->num_FortyMHzIntolerant > 0) {
+		u8 iedata = 0;
+
+		iedata |= BIT(2);/* 20 MHz BSS Width Request */
+
+		pframe = rtw_set_ie(pframe, EID_BSSCoexistence,  1, &iedata, &(pattrib->pktlen));
+
+	}
+
+
+	/*  */
+	memset(ICS, 0, sizeof(ICS));
+	if (pmlmepriv->num_sta_no_ht > 0) {
+		int i;
+
+		spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+
+		phead = get_list_head(queue);
+		plist = get_next(phead);
+
+		while (1) {
+			int len;
+			u8 *p;
+			struct wlan_bssid_ex *pbss_network;
+
+			if (phead == plist)
+				break;
+
+			pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+			plist = get_next(plist);
+
+			pbss_network = (struct wlan_bssid_ex *)&pnetwork->network;
+
+			p = rtw_get_ie(pbss_network->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, pbss_network->IELength - _FIXED_IE_LENGTH_);
+			if ((p == NULL) || (len == 0)) {/* non-HT */
+
+				if ((pbss_network->Configuration.DSConfig <= 0) || (pbss_network->Configuration.DSConfig > 14))
+					continue;
+
+				ICS[0][pbss_network->Configuration.DSConfig] = 1;
+
+				if (ICS[0][0] == 0)
+					ICS[0][0] = 1;
+			}
+
+		}
+
+		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+
+
+		for (i = 0; i < 8; i++) {
+			if (ICS[i][0] == 1) {
+				int j, k = 0;
+
+				InfoContent[k] = i;
+				/* SET_BSS_INTOLERANT_ELE_REG_CLASS(InfoContent, i); */
+				k++;
+
+				for (j = 1; j <= 14; j++) {
+					if (ICS[i][j] == 1) {
+						if (k < 16) {
+							InfoContent[k] = j; /* channel number */
+							/* SET_BSS_INTOLERANT_ELE_CHANNEL(InfoContent+k, j); */
+							k++;
+						}
+					}
+				}
+
+				pframe = rtw_set_ie(pframe, EID_BSSIntolerantChlReport, k, InfoContent, &(pattrib->pktlen));
+
+			}
+
+		}
+
+
+	}
+
+
+	pattrib->last_txcmdsz = pattrib->pktlen;
+
+	dump_mgntframe(padapter, pmgntframe);
+}
+
+unsigned int send_delba(struct adapter *padapter, u8 initiator, u8 *addr)
+{
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct sta_info *psta = NULL;
+	/* struct recv_reorder_ctrl *preorder_ctrl; */
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u16 tid;
+
+	if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
+		if (!(pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS))
+			return _SUCCESS;
+
+	psta = rtw_get_stainfo(pstapriv, addr);
+	if (psta == NULL)
+		return _SUCCESS;
+
+	/* DBG_871X("%s:%s\n", __func__, (initiator == 0)?"RX_DIR":"TX_DIR"); */
+
+	if (initiator == 0) {/*  recipient */
+		for (tid = 0; tid < MAXTID; tid++) {
+			if (psta->recvreorder_ctrl[tid].enable == true) {
+				DBG_871X("rx agg disable tid(%d)\n", tid);
+				issue_action_BA(padapter, addr, RTW_WLAN_ACTION_DELBA, (((tid << 1) | initiator)&0x1F));
+				psta->recvreorder_ctrl[tid].enable = false;
+				psta->recvreorder_ctrl[tid].indicate_seq = 0xffff;
+				#ifdef DBG_RX_SEQ
+				DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
+					psta->recvreorder_ctrl[tid].indicate_seq);
+				#endif
+			}
+		}
+	} else if (initiator == 1) {/*  originator */
+		/* DBG_871X("tx agg_enable_bitmap(0x%08x)\n", psta->htpriv.agg_enable_bitmap); */
+		for (tid = 0; tid < MAXTID; tid++) {
+			if (psta->htpriv.agg_enable_bitmap & BIT(tid)) {
+				DBG_871X("tx agg disable tid(%d)\n", tid);
+				issue_action_BA(padapter, addr, RTW_WLAN_ACTION_DELBA, (((tid << 1) | initiator)&0x1F));
+				psta->htpriv.agg_enable_bitmap &= ~BIT(tid);
+				psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);
+
+			}
+		}
+	}
+
+	return _SUCCESS;
+
+}
+
+unsigned int send_beacon(struct adapter *padapter)
+{
+	u8 bxmitok = false;
+	int	issue = 0;
+	int poll = 0;
+	unsigned long start = jiffies;
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_BCN_VALID, NULL);
+	rtw_hal_set_hwreg(padapter, HW_VAR_DL_BCN_SEL, NULL);
+	do {
+		issue_beacon(padapter, 100);
+		issue++;
+		do {
+			yield();
+			rtw_hal_get_hwreg(padapter, HW_VAR_BCN_VALID, (u8 *)(&bxmitok));
+			poll++;
+		} while ((poll%10) != 0 && false == bxmitok && !padapter->bSurpriseRemoved && !padapter->bDriverStopped);
+
+	} while (false == bxmitok && issue < 100 && !padapter->bSurpriseRemoved && !padapter->bDriverStopped);
+
+	if (padapter->bSurpriseRemoved || padapter->bDriverStopped) {
+		return _FAIL;
+	}
+
+
+	if (false == bxmitok) {
+		DBG_871X("%s fail! %u ms\n", __func__, jiffies_to_msecs(jiffies - start));
+		return _FAIL;
+	} else{
+		unsigned long passing_time = jiffies_to_msecs(jiffies - start);
+
+		if (passing_time > 100 || issue > 3)
+			DBG_871X("%s success, issue:%d, poll:%d, %lu ms\n", __func__, issue, poll, passing_time);
+		/* else */
+		/* 	DBG_871X("%s success, issue:%d, poll:%d, %u ms\n", __func__, issue, poll, passing_time); */
+
+		return _SUCCESS;
+	}
+}
+
+/****************************************************************************
+
+Following are some utitity fuctions for WiFi MLME
+
+*****************************************************************************/
+
+void site_survey(struct adapter *padapter)
+{
+	unsigned char 	survey_channel = 0, val8;
+	RT_SCAN_TYPE	ScanType = SCAN_PASSIVE;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u32 initialgain = 0;
+	u32 channel_scan_time_ms = 0;
+
+	{
+		struct rtw_ieee80211_channel *ch;
+		if (pmlmeext->sitesurvey_res.channel_idx < pmlmeext->sitesurvey_res.ch_num) {
+			ch = &pmlmeext->sitesurvey_res.ch[pmlmeext->sitesurvey_res.channel_idx];
+			survey_channel = ch->hw_value;
+			ScanType = (ch->flags & RTW_IEEE80211_CHAN_PASSIVE_SCAN) ? SCAN_PASSIVE : SCAN_ACTIVE;
+		}
+	}
+
+	DBG_871X(FUNC_ADPT_FMT" ch:%u (cnt:%u) at %dms, %c%c%c\n"
+		 , FUNC_ADPT_ARG(padapter)
+		 , survey_channel
+		 , pmlmeext->sitesurvey_res.channel_idx
+		 , jiffies_to_msecs(jiffies - padapter->mlmepriv.scan_start_time)
+		 , ScanType?'A':'P', pmlmeext->sitesurvey_res.scan_mode?'A':'P'
+		 , pmlmeext->sitesurvey_res.ssid[0].SsidLength?'S':' '
+		);
+#ifdef DBG_FIXED_CHAN
+	DBG_871X(FUNC_ADPT_FMT" fixed_chan:%u\n", pmlmeext->fixed_chan);
+#endif
+
+	if (survey_channel != 0) {
+		/* PAUSE 4-AC Queue when site_survey */
+		/* rtw_hal_get_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
+		/* val8 |= 0x0f; */
+		/* rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
+		if (pmlmeext->sitesurvey_res.channel_idx == 0) {
+#ifdef DBG_FIXED_CHAN
+			if (pmlmeext->fixed_chan != 0xff)
+				set_channel_bwmode(padapter, pmlmeext->fixed_chan, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
+			else
+#endif
+				set_channel_bwmode(padapter, survey_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
+		} else{
+#ifdef DBG_FIXED_CHAN
+			if (pmlmeext->fixed_chan != 0xff)
+				SelectChannel(padapter, pmlmeext->fixed_chan);
+			else
+#endif
+				SelectChannel(padapter, survey_channel);
+		}
+
+		if (ScanType == SCAN_ACTIVE) { /* obey the channel plan setting... */
+			{
+				int i;
+				for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) {
+					if (pmlmeext->sitesurvey_res.ssid[i].SsidLength) {
+						/* IOT issue, When wifi_spec is not set, send one probe req without WPS IE. */
+						if (padapter->registrypriv.wifi_spec)
+							issue_probereq(padapter, &(pmlmeext->sitesurvey_res.ssid[i]), NULL);
+						else
+							issue_probereq_ex(padapter, &(pmlmeext->sitesurvey_res.ssid[i]), NULL, 0, 0, 0, 0);
+						issue_probereq(padapter, &(pmlmeext->sitesurvey_res.ssid[i]), NULL);
+					}
+				}
+
+				if (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE) {
+					/* IOT issue, When wifi_spec is not set, send one probe req without WPS IE. */
+					if (padapter->registrypriv.wifi_spec)
+						issue_probereq(padapter, NULL, NULL);
+					else
+						issue_probereq_ex(padapter, NULL, NULL, 0, 0, 0, 0);
+					issue_probereq(padapter, NULL, NULL);
+				}
+			}
+		}
+
+		channel_scan_time_ms = pmlmeext->chan_scan_time;
+
+		set_survey_timer(pmlmeext, channel_scan_time_ms);
+#if defined(CONFIG_SIGNAL_DISPLAY_DBM) && defined(CONFIG_BACKGROUND_NOISE_MONITOR)
+		{
+			struct noise_info info;
+			info.bPauseDIG = false;
+			info.IGIValue = 0;
+			info.max_time = channel_scan_time_ms/2;/* ms */
+			info.chan = survey_channel;
+			rtw_hal_set_odm_var(padapter, HAL_ODM_NOISE_MONITOR, &info, false);
+		}
+#endif
+
+	} else{
+
+		/* 	channel number is 0 or this channel is not valid. */
+
+		{
+			pmlmeext->sitesurvey_res.state = SCAN_COMPLETE;
+
+			/* switch back to the original channel */
+			/* SelectChannel(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset); */
+
+			set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
+
+			/* flush 4-AC Queue after site_survey */
+			/* val8 = 0; */
+			/* rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, (u8 *)(&val8)); */
+
+			/* config MSR */
+			Set_MSR(padapter, (pmlmeinfo->state & 0x3));
+
+			initialgain = 0xff; /* restore RX GAIN */
+			rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain));
+			/* turn on dynamic functions */
+			Restore_DM_Func_Flag(padapter);
+			/* Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true); */
+
+			if (is_client_associated_to_ap(padapter) == true)
+				issue_nulldata(padapter, NULL, 0, 3, 500);
+
+			val8 = 0; /* survey done */
+			rtw_hal_set_hwreg(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
+
+			report_surveydone_event(padapter);
+
+			pmlmeext->chan_scan_time = SURVEY_TO;
+			pmlmeext->sitesurvey_res.state = SCAN_DISABLE;
+
+			issue_action_BSSCoexistPacket(padapter);
+			issue_action_BSSCoexistPacket(padapter);
+			issue_action_BSSCoexistPacket(padapter);
+		}
+	}
+
+	return;
+
+}
+
+/* collect bss info from Beacon and Probe request/response frames. */
+u8 collect_bss_info(struct adapter *padapter, union recv_frame *precv_frame, struct wlan_bssid_ex *bssid)
+{
+	int	i;
+	u32 len;
+	u8 *p;
+	u16 val16, subtype;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	u32 packet_len = precv_frame->u.hdr.len;
+	u8 ie_offset;
+	struct registry_priv *pregistrypriv = &padapter->registrypriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	__le32 le32_tmp;
+
+	len = packet_len - sizeof(struct ieee80211_hdr_3addr);
+
+	if (len > MAX_IE_SZ) {
+		/* DBG_871X("IE too long for survey event\n"); */
+		return _FAIL;
+	}
+
+	memset(bssid, 0, sizeof(struct wlan_bssid_ex));
+
+	subtype = GetFrameSubType(pframe);
+
+	if (subtype == WIFI_BEACON) {
+		bssid->Reserved[0] = 1;
+		ie_offset = _BEACON_IE_OFFSET_;
+	} else {
+		/*  FIXME : more type */
+		if (subtype == WIFI_PROBERSP) {
+			ie_offset = _PROBERSP_IE_OFFSET_;
+			bssid->Reserved[0] = 3;
+		} else if (subtype == WIFI_PROBEREQ) {
+			ie_offset = _PROBEREQ_IE_OFFSET_;
+			bssid->Reserved[0] = 2;
+		} else {
+			bssid->Reserved[0] = 0;
+			ie_offset = _FIXED_IE_LENGTH_;
+		}
+	}
+
+	bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
+
+	/* below is to copy the information element */
+	bssid->IELength = len;
+	memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength);
+
+	/* get the signal strength */
+	bssid->Rssi = precv_frame->u.hdr.attrib.phy_info.RecvSignalPower; /*  in dBM.raw data */
+	bssid->PhyInfo.SignalQuality = precv_frame->u.hdr.attrib.phy_info.SignalQuality;/* in percentage */
+	bssid->PhyInfo.SignalStrength = precv_frame->u.hdr.attrib.phy_info.SignalStrength;/* in percentage */
+
+	/*  checking SSID */
+	p = rtw_get_ie(bssid->IEs + ie_offset, _SSID_IE_, &len, bssid->IELength - ie_offset);
+	if (p == NULL) {
+		DBG_871X("marc: cannot find SSID for survey event\n");
+		return _FAIL;
+	}
+
+	if (*(p + 1)) {
+		if (len > NDIS_802_11_LENGTH_SSID) {
+			DBG_871X("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
+			return _FAIL;
+		}
+		memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1));
+		bssid->Ssid.SsidLength = *(p + 1);
+	} else
+		bssid->Ssid.SsidLength = 0;
+
+	memset(bssid->SupportedRates, 0, NDIS_802_11_LENGTH_RATES_EX);
+
+	/* checking rate info... */
+	i = 0;
+	p = rtw_get_ie(bssid->IEs + ie_offset, _SUPPORTEDRATES_IE_, &len, bssid->IELength - ie_offset);
+	if (p != NULL) {
+		if (len > NDIS_802_11_LENGTH_RATES_EX) {
+			DBG_871X("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
+			return _FAIL;
+		}
+		memcpy(bssid->SupportedRates, (p + 2), len);
+		i = len;
+	}
+
+	p = rtw_get_ie(bssid->IEs + ie_offset, _EXT_SUPPORTEDRATES_IE_, &len, bssid->IELength - ie_offset);
+	if (p != NULL) {
+		if (len > (NDIS_802_11_LENGTH_RATES_EX-i)) {
+			DBG_871X("%s()-%d: IE too long (%d) for survey event\n", __func__, __LINE__, len);
+			return _FAIL;
+		}
+		memcpy(bssid->SupportedRates + i, (p + 2), len);
+	}
+
+	bssid->NetworkTypeInUse = Ndis802_11OFDM24;
+
+	if (bssid->IELength < 12)
+		return _FAIL;
+
+	/*  Checking for DSConfig */
+	p = rtw_get_ie(bssid->IEs + ie_offset, _DSSET_IE_, &len, bssid->IELength - ie_offset);
+
+	bssid->Configuration.DSConfig = 0;
+	bssid->Configuration.Length = 0;
+
+	if (p) {
+		bssid->Configuration.DSConfig = *(p + 2);
+	} else {
+		/*  In 5G, some ap do not have DSSET IE */
+		/*  checking HT info for channel */
+		p = rtw_get_ie(bssid->IEs + ie_offset, _HT_ADD_INFO_IE_, &len, bssid->IELength - ie_offset);
+		if (p) {
+			struct HT_info_element *HT_info = (struct HT_info_element *)(p + 2);
+			bssid->Configuration.DSConfig = HT_info->primary_channel;
+		} else { /*  use current channel */
+			bssid->Configuration.DSConfig = rtw_get_oper_ch(padapter);
+		}
+	}
+
+	memcpy(&le32_tmp, rtw_get_beacon_interval_from_ie(bssid->IEs), 2);
+	bssid->Configuration.BeaconPeriod = le32_to_cpu(le32_tmp);
+
+	val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
+
+	if (val16 & BIT(0)) {
+		bssid->InfrastructureMode = Ndis802_11Infrastructure;
+		memcpy(bssid->MacAddress, GetAddr2Ptr(pframe), ETH_ALEN);
+	} else {
+		bssid->InfrastructureMode = Ndis802_11IBSS;
+		memcpy(bssid->MacAddress, GetAddr3Ptr(pframe), ETH_ALEN);
+	}
+
+	if (val16 & BIT(4))
+		bssid->Privacy = 1;
+	else
+		bssid->Privacy = 0;
+
+	bssid->Configuration.ATIMWindow = 0;
+
+	/* 20/40 BSS Coexistence check */
+	if ((pregistrypriv->wifi_spec == 1) && (false == pmlmeinfo->bwmode_updated)) {
+		struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+		p = rtw_get_ie(bssid->IEs + ie_offset, _HT_CAPABILITY_IE_, &len, bssid->IELength - ie_offset);
+		if (p && len > 0) {
+			struct HT_caps_element	*pHT_caps;
+			pHT_caps = (struct HT_caps_element	*)(p + 2);
+
+			if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & BIT(14))
+				pmlmepriv->num_FortyMHzIntolerant++;
+		} else
+			pmlmepriv->num_sta_no_ht++;
+	}
+
+#ifdef CONFIG_INTEL_WIDI
+	/* process_intel_widi_query_or_tigger(padapter, bssid); */
+	if (process_intel_widi_query_or_tigger(padapter, bssid))
+		return _FAIL;
+#endif /*  CONFIG_INTEL_WIDI */
+
+	#if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) & 1
+	if (strcmp(bssid->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
+		DBG_871X("Receiving %s("MAC_FMT", DSConfig:%u) from ch%u with ss:%3u, sq:%3u, RawRSSI:%3ld\n"
+			, bssid->Ssid.Ssid, MAC_ARG(bssid->MacAddress), bssid->Configuration.DSConfig
+			, rtw_get_oper_ch(padapter)
+			, bssid->PhyInfo.SignalStrength, bssid->PhyInfo.SignalQuality, bssid->Rssi
+		);
+	}
+	#endif
+
+	/*  mark bss info receving from nearby channel as SignalQuality 101 */
+	if (bssid->Configuration.DSConfig != rtw_get_oper_ch(padapter))
+		bssid->PhyInfo.SignalQuality = 101;
+
+	return _SUCCESS;
+}
+
+void start_create_ibss(struct adapter *padapter)
+{
+	unsigned short	caps;
+	u8 val8;
+	u8 join_type;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
+	pmlmeext->cur_channel = (u8)pnetwork->Configuration.DSConfig;
+	pmlmeinfo->bcn_interval = get_beacon_interval(pnetwork);
+
+	/* update wireless mode */
+	update_wireless_mode(padapter);
+
+	/* udpate capability */
+	caps = rtw_get_capability((struct wlan_bssid_ex *)pnetwork);
+	update_capinfo(padapter, caps);
+	if (caps&cap_IBSS) {/* adhoc master */
+		val8 = 0xcf;
+		rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
+
+		rtw_hal_set_hwreg(padapter, HW_VAR_DO_IQK, NULL);
+
+		/* switch channel */
+		/* SelectChannel(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE); */
+		set_channel_bwmode(padapter, pmlmeext->cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
+
+		beacon_timing_control(padapter);
+
+		/* set msr to WIFI_FW_ADHOC_STATE */
+		pmlmeinfo->state = WIFI_FW_ADHOC_STATE;
+		Set_MSR(padapter, (pmlmeinfo->state & 0x3));
+
+		/* issue beacon */
+		if (send_beacon(padapter) == _FAIL) {
+			RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("issuing beacon frame fail....\n"));
+
+			report_join_res(padapter, -1);
+			pmlmeinfo->state = WIFI_FW_NULL_STATE;
+		} else{
+			rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, padapter->registrypriv.dev_network.MacAddress);
+			join_type = 0;
+			rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
+
+			report_join_res(padapter, 1);
+			pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
+			rtw_indicate_connect(padapter);
+		}
+	} else{
+		DBG_871X("start_create_ibss, invalid cap:%x\n", caps);
+		return;
+	}
+	/* update bc/mc sta_info */
+	update_bmc_sta(padapter);
+
+}
+
+void start_clnt_join(struct adapter *padapter)
+{
+	unsigned short	caps;
+	u8 val8;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
+	int beacon_timeout;
+
+	/* update wireless mode */
+	update_wireless_mode(padapter);
+
+	/* udpate capability */
+	caps = rtw_get_capability((struct wlan_bssid_ex *)pnetwork);
+	update_capinfo(padapter, caps);
+	if (caps&cap_ESS) {
+		Set_MSR(padapter, WIFI_FW_STATION_STATE);
+
+		val8 = (pmlmeinfo->auth_algo == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
+
+		rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
+
+		/*  Because of AP's not receiving deauth before */
+		/*  AP may: 1)not response auth or 2)deauth us after link is complete */
+		/*  issue deauth before issuing auth to deal with the situation */
+
+		/* 	Commented by Albert 2012/07/21 */
+		/* 	For the Win8 P2P connection, it will be hard to have a successful connection if this Wi-Fi doesn't connect to it. */
+		{
+				/* To avoid connecting to AP fail during resume process, change retry count from 5 to 1 */
+				issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, 1, 100);
+		}
+
+		/* here wait for receiving the beacon to start auth */
+		/* and enable a timer */
+		beacon_timeout = decide_wait_for_beacon_timeout(pmlmeinfo->bcn_interval);
+		set_link_timer(pmlmeext, beacon_timeout);
+		_set_timer(&padapter->mlmepriv.assoc_timer,
+			(REAUTH_TO * REAUTH_LIMIT) + (REASSOC_TO*REASSOC_LIMIT) + beacon_timeout);
+
+		pmlmeinfo->state = WIFI_FW_AUTH_NULL | WIFI_FW_STATION_STATE;
+	} else if (caps&cap_IBSS) { /* adhoc client */
+		Set_MSR(padapter, WIFI_FW_ADHOC_STATE);
+
+		val8 = 0xcf;
+		rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
+
+		beacon_timing_control(padapter);
+
+		pmlmeinfo->state = WIFI_FW_ADHOC_STATE;
+
+		report_join_res(padapter, 1);
+	} else{
+		/* DBG_871X("marc: invalid cap:%x\n", caps); */
+		return;
+	}
+
+}
+
+void start_clnt_auth(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	del_timer_sync(&pmlmeext->link_timer);
+
+	pmlmeinfo->state &= (~WIFI_FW_AUTH_NULL);
+	pmlmeinfo->state |= WIFI_FW_AUTH_STATE;
+
+	pmlmeinfo->auth_seq = 1;
+	pmlmeinfo->reauth_count = 0;
+	pmlmeinfo->reassoc_count = 0;
+	pmlmeinfo->link_count = 0;
+	pmlmeext->retry = 0;
+
+
+	DBG_871X_LEVEL(_drv_always_, "start auth\n");
+	issue_auth(padapter, NULL, 0);
+
+	set_link_timer(pmlmeext, REAUTH_TO);
+
+}
+
+
+void start_clnt_assoc(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	del_timer_sync(&pmlmeext->link_timer);
+
+	pmlmeinfo->state &= (~(WIFI_FW_AUTH_NULL | WIFI_FW_AUTH_STATE));
+	pmlmeinfo->state |= (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE);
+
+	issue_assocreq(padapter);
+
+	set_link_timer(pmlmeext, REASSOC_TO);
+}
+
+unsigned int receive_disconnect(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	/* check A3 */
+	if (!(!memcmp(MacAddr, get_my_bssid(&pmlmeinfo->network), ETH_ALEN)))
+		return _SUCCESS;
+
+	DBG_871X("%s\n", __func__);
+
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) {
+		if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
+			pmlmeinfo->state = WIFI_FW_NULL_STATE;
+			report_del_sta_event(padapter, MacAddr, reason);
+
+		} else if (pmlmeinfo->state & WIFI_FW_LINKING_STATE) {
+			pmlmeinfo->state = WIFI_FW_NULL_STATE;
+			report_join_res(padapter, -2);
+		}
+	}
+
+	return _SUCCESS;
+}
+
+static void process_80211d(struct adapter *padapter, struct wlan_bssid_ex *bssid)
+{
+	struct registry_priv *pregistrypriv;
+	struct mlme_ext_priv *pmlmeext;
+	RT_CHANNEL_INFO *chplan_new;
+	u8 channel;
+	u8 i;
+
+
+	pregistrypriv = &padapter->registrypriv;
+	pmlmeext = &padapter->mlmeextpriv;
+
+	/*  Adjust channel plan by AP Country IE */
+	if (pregistrypriv->enable80211d &&
+		(!pmlmeext->update_channel_plan_by_ap_done)) {
+		u8 *ie, *p;
+		u32 len;
+		RT_CHANNEL_PLAN chplan_ap;
+		RT_CHANNEL_INFO chplan_sta[MAX_CHANNEL_NUM];
+		u8 country[4];
+		u8 fcn; /*  first channel number */
+		u8 noc; /*  number of channel */
+		u8 j, k;
+
+		ie = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _COUNTRY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+		if (!ie)
+			return;
+		if (len < 6)
+			return;
+
+		ie += 2;
+		p = ie;
+		ie += len;
+
+		memset(country, 0, 4);
+		memcpy(country, p, 3);
+		p += 3;
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
+				("%s: 802.11d country =%s\n", __func__, country));
+
+		i = 0;
+		while ((ie - p) >= 3) {
+			fcn = *(p++);
+			noc = *(p++);
+			p++;
+
+			for (j = 0; j < noc; j++) {
+				if (fcn <= 14)
+					channel = fcn + j; /*  2.4 GHz */
+				else
+					channel = fcn + j*4; /*  5 GHz */
+
+				chplan_ap.Channel[i++] = channel;
+			}
+		}
+		chplan_ap.Len = i;
+
+#ifdef CONFIG_DEBUG_RTL871X
+		i = 0;
+		DBG_871X("%s: AP[%s] channel plan {", __func__, bssid->Ssid.Ssid);
+		while ((i < chplan_ap.Len) && (chplan_ap.Channel[i] != 0)) {
+			DBG_8192C("%02d,", chplan_ap.Channel[i]);
+			i++;
+		}
+		DBG_871X("}\n");
+#endif
+
+		memcpy(chplan_sta, pmlmeext->channel_set, sizeof(chplan_sta));
+#ifdef CONFIG_DEBUG_RTL871X
+		i = 0;
+		DBG_871X("%s: STA channel plan {", __func__);
+		while ((i < MAX_CHANNEL_NUM) && (chplan_sta[i].ChannelNum != 0)) {
+			DBG_871X("%02d(%c),", chplan_sta[i].ChannelNum, chplan_sta[i].ScanType == SCAN_PASSIVE?'p':'a');
+			i++;
+		}
+		DBG_871X("}\n");
+#endif
+
+		memset(pmlmeext->channel_set, 0, sizeof(pmlmeext->channel_set));
+		chplan_new = pmlmeext->channel_set;
+
+		i = j = k = 0;
+		if (pregistrypriv->wireless_mode & WIRELESS_11G) {
+			do {
+				if ((i == MAX_CHANNEL_NUM) ||
+					(chplan_sta[i].ChannelNum == 0) ||
+					(chplan_sta[i].ChannelNum > 14))
+					break;
+
+				if ((j == chplan_ap.Len) || (chplan_ap.Channel[j] > 14))
+					break;
+
+				if (chplan_sta[i].ChannelNum == chplan_ap.Channel[j]) {
+					chplan_new[k].ChannelNum = chplan_ap.Channel[j];
+					chplan_new[k].ScanType = SCAN_ACTIVE;
+					i++;
+					j++;
+					k++;
+				} else if (chplan_sta[i].ChannelNum < chplan_ap.Channel[j]) {
+					chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
+/* 					chplan_new[k].ScanType = chplan_sta[i].ScanType; */
+					chplan_new[k].ScanType = SCAN_PASSIVE;
+					i++;
+					k++;
+				} else if (chplan_sta[i].ChannelNum > chplan_ap.Channel[j]) {
+					chplan_new[k].ChannelNum = chplan_ap.Channel[j];
+					chplan_new[k].ScanType = SCAN_ACTIVE;
+					j++;
+					k++;
+				}
+			} while (1);
+
+			/*  change AP not support channel to Passive scan */
+			while ((i < MAX_CHANNEL_NUM) &&
+				(chplan_sta[i].ChannelNum != 0) &&
+				(chplan_sta[i].ChannelNum <= 14)) {
+
+				chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
+/* 				chplan_new[k].ScanType = chplan_sta[i].ScanType; */
+				chplan_new[k].ScanType = SCAN_PASSIVE;
+				i++;
+				k++;
+			}
+
+			/*  add channel AP supported */
+			while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] <= 14)) {
+				chplan_new[k].ChannelNum = chplan_ap.Channel[j];
+				chplan_new[k].ScanType = SCAN_ACTIVE;
+				j++;
+				k++;
+			}
+		} else{
+			/*  keep original STA 2.4G channel plan */
+			while ((i < MAX_CHANNEL_NUM) &&
+				(chplan_sta[i].ChannelNum != 0) &&
+				(chplan_sta[i].ChannelNum <= 14)) {
+				chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
+				chplan_new[k].ScanType = chplan_sta[i].ScanType;
+				i++;
+				k++;
+			}
+
+			/*  skip AP 2.4G channel plan */
+			while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] <= 14)) {
+				j++;
+			}
+		}
+
+		if (pregistrypriv->wireless_mode & WIRELESS_11A) {
+			do {
+				if ((i == MAX_CHANNEL_NUM) ||
+					(chplan_sta[i].ChannelNum == 0))
+					break;
+
+				if ((j == chplan_ap.Len) || (chplan_ap.Channel[j] == 0))
+					break;
+
+				if (chplan_sta[i].ChannelNum == chplan_ap.Channel[j]) {
+					chplan_new[k].ChannelNum = chplan_ap.Channel[j];
+					chplan_new[k].ScanType = SCAN_ACTIVE;
+					i++;
+					j++;
+					k++;
+				} else if (chplan_sta[i].ChannelNum < chplan_ap.Channel[j]) {
+					chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
+/* 					chplan_new[k].ScanType = chplan_sta[i].ScanType; */
+					chplan_new[k].ScanType = SCAN_PASSIVE;
+					i++;
+					k++;
+				} else if (chplan_sta[i].ChannelNum > chplan_ap.Channel[j]) {
+					chplan_new[k].ChannelNum = chplan_ap.Channel[j];
+					chplan_new[k].ScanType = SCAN_ACTIVE;
+					j++;
+					k++;
+				}
+			} while (1);
+
+			/*  change AP not support channel to Passive scan */
+			while ((i < MAX_CHANNEL_NUM) && (chplan_sta[i].ChannelNum != 0)) {
+				chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
+/* 				chplan_new[k].ScanType = chplan_sta[i].ScanType; */
+				chplan_new[k].ScanType = SCAN_PASSIVE;
+				i++;
+				k++;
+			}
+
+			/*  add channel AP supported */
+			while ((j < chplan_ap.Len) && (chplan_ap.Channel[j] != 0)) {
+				chplan_new[k].ChannelNum = chplan_ap.Channel[j];
+				chplan_new[k].ScanType = SCAN_ACTIVE;
+				j++;
+				k++;
+			}
+		} else{
+			/*  keep original STA 5G channel plan */
+			while ((i < MAX_CHANNEL_NUM) && (chplan_sta[i].ChannelNum != 0)) {
+				chplan_new[k].ChannelNum = chplan_sta[i].ChannelNum;
+				chplan_new[k].ScanType = chplan_sta[i].ScanType;
+				i++;
+				k++;
+			}
+		}
+
+		pmlmeext->update_channel_plan_by_ap_done = 1;
+
+#ifdef CONFIG_DEBUG_RTL871X
+		k = 0;
+		DBG_871X("%s: new STA channel plan {", __func__);
+		while ((k < MAX_CHANNEL_NUM) && (chplan_new[k].ChannelNum != 0)) {
+			DBG_871X("%02d(%c),", chplan_new[k].ChannelNum, chplan_new[k].ScanType == SCAN_PASSIVE?'p':'c');
+			k++;
+		}
+		DBG_871X("}\n");
+#endif
+	}
+
+	/*  If channel is used by AP, set channel scan type to active */
+	channel = bssid->Configuration.DSConfig;
+	chplan_new = pmlmeext->channel_set;
+	i = 0;
+	while ((i < MAX_CHANNEL_NUM) && (chplan_new[i].ChannelNum != 0)) {
+		if (chplan_new[i].ChannelNum == channel) {
+			if (chplan_new[i].ScanType == SCAN_PASSIVE) {
+				/* 5G Bnad 2, 3 (DFS) doesn't change to active scan */
+				if (channel >= 52 && channel <= 144)
+					break;
+
+				chplan_new[i].ScanType = SCAN_ACTIVE;
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
+						 ("%s: change channel %d scan type from passive to active\n",
+						  __func__, channel));
+			}
+			break;
+		}
+		i++;
+	}
+}
+
+/****************************************************************************
+
+Following are the functions to report events
+
+*****************************************************************************/
+
+void report_survey_event(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	struct cmd_obj *pcmd_obj;
+	u8 *pevtcmd;
+	u32 cmdsz;
+	struct survey_event	*psurvey_evt;
+	struct C2HEvent_Header *pc2h_evt_hdr;
+	struct mlme_ext_priv *pmlmeext;
+	struct cmd_priv *pcmdpriv;
+	/* u8 *pframe = precv_frame->u.hdr.rx_data; */
+	/* uint len = precv_frame->u.hdr.len; */
+
+	if (!padapter)
+		return;
+
+	pmlmeext = &padapter->mlmeextpriv;
+	pcmdpriv = &padapter->cmdpriv;
+
+	pcmd_obj = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd_obj == NULL)
+		return;
+
+	cmdsz = (sizeof(struct survey_event) + sizeof(struct C2HEvent_Header));
+	pevtcmd = (u8 *)rtw_zmalloc(cmdsz);
+	if (pevtcmd == NULL) {
+		kfree((u8 *)pcmd_obj);
+		return;
+	}
+
+	INIT_LIST_HEAD(&pcmd_obj->list);
+
+	pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
+	pcmd_obj->cmdsz = cmdsz;
+	pcmd_obj->parmbuf = pevtcmd;
+
+	pcmd_obj->rsp = NULL;
+	pcmd_obj->rspsz  = 0;
+
+	pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
+	pc2h_evt_hdr->len = sizeof(struct survey_event);
+	pc2h_evt_hdr->ID = GEN_EVT_CODE(_Survey);
+	pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
+
+	psurvey_evt = (struct survey_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
+
+	if (collect_bss_info(padapter, precv_frame, (struct wlan_bssid_ex *)&psurvey_evt->bss) == _FAIL) {
+		kfree((u8 *)pcmd_obj);
+		kfree((u8 *)pevtcmd);
+		return;
+	}
+
+	process_80211d(padapter, &psurvey_evt->bss);
+
+	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
+
+	pmlmeext->sitesurvey_res.bss_cnt++;
+
+	return;
+
+}
+
+void report_surveydone_event(struct adapter *padapter)
+{
+	struct cmd_obj *pcmd_obj;
+	u8 *pevtcmd;
+	u32 cmdsz;
+	struct surveydone_event *psurveydone_evt;
+	struct C2HEvent_Header	*pc2h_evt_hdr;
+	struct mlme_ext_priv 	*pmlmeext = &padapter->mlmeextpriv;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+
+	pcmd_obj = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd_obj == NULL)
+		return;
+
+	cmdsz = (sizeof(struct surveydone_event) + sizeof(struct C2HEvent_Header));
+	pevtcmd = (u8 *)rtw_zmalloc(cmdsz);
+	if (pevtcmd == NULL) {
+		kfree((u8 *)pcmd_obj);
+		return;
+	}
+
+	INIT_LIST_HEAD(&pcmd_obj->list);
+
+	pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
+	pcmd_obj->cmdsz = cmdsz;
+	pcmd_obj->parmbuf = pevtcmd;
+
+	pcmd_obj->rsp = NULL;
+	pcmd_obj->rspsz  = 0;
+
+	pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
+	pc2h_evt_hdr->len = sizeof(struct surveydone_event);
+	pc2h_evt_hdr->ID = GEN_EVT_CODE(_SurveyDone);
+	pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
+
+	psurveydone_evt = (struct surveydone_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
+	psurveydone_evt->bss_cnt = pmlmeext->sitesurvey_res.bss_cnt;
+
+	DBG_871X("survey done event(%x) band:%d for "ADPT_FMT"\n", psurveydone_evt->bss_cnt, padapter->setband, ADPT_ARG(padapter));
+
+	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
+
+	return;
+
+}
+
+void report_join_res(struct adapter *padapter, int res)
+{
+	struct cmd_obj *pcmd_obj;
+	u8 *pevtcmd;
+	u32 cmdsz;
+	struct joinbss_event		*pjoinbss_evt;
+	struct C2HEvent_Header	*pc2h_evt_hdr;
+	struct mlme_ext_priv 	*pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+
+	pcmd_obj = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd_obj == NULL)
+		return;
+
+	cmdsz = (sizeof(struct joinbss_event) + sizeof(struct C2HEvent_Header));
+	pevtcmd = (u8 *)rtw_zmalloc(cmdsz);
+	if (pevtcmd == NULL) {
+		kfree((u8 *)pcmd_obj);
+		return;
+	}
+
+	INIT_LIST_HEAD(&pcmd_obj->list);
+
+	pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
+	pcmd_obj->cmdsz = cmdsz;
+	pcmd_obj->parmbuf = pevtcmd;
+
+	pcmd_obj->rsp = NULL;
+	pcmd_obj->rspsz  = 0;
+
+	pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
+	pc2h_evt_hdr->len = sizeof(struct joinbss_event);
+	pc2h_evt_hdr->ID = GEN_EVT_CODE(_JoinBss);
+	pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
+
+	pjoinbss_evt = (struct joinbss_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
+	memcpy((unsigned char *)(&(pjoinbss_evt->network.network)), &(pmlmeinfo->network), sizeof(struct wlan_bssid_ex));
+	pjoinbss_evt->network.join_res	= pjoinbss_evt->network.aid = res;
+
+	DBG_871X("report_join_res(%d)\n", res);
+
+
+	rtw_joinbss_event_prehandle(padapter, (u8 *)&pjoinbss_evt->network);
+
+
+	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
+
+	return;
+
+}
+
+void report_wmm_edca_update(struct adapter *padapter)
+{
+	struct cmd_obj *pcmd_obj;
+	u8 *pevtcmd;
+	u32 cmdsz;
+	struct wmm_event		*pwmm_event;
+	struct C2HEvent_Header	*pc2h_evt_hdr;
+	struct mlme_ext_priv 	*pmlmeext = &padapter->mlmeextpriv;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+
+	pcmd_obj = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd_obj == NULL)
+		return;
+
+	cmdsz = (sizeof(struct wmm_event) + sizeof(struct C2HEvent_Header));
+	pevtcmd = (u8 *)rtw_zmalloc(cmdsz);
+	if (pevtcmd == NULL) {
+		kfree((u8 *)pcmd_obj);
+		return;
+	}
+
+	INIT_LIST_HEAD(&pcmd_obj->list);
+
+	pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
+	pcmd_obj->cmdsz = cmdsz;
+	pcmd_obj->parmbuf = pevtcmd;
+
+	pcmd_obj->rsp = NULL;
+	pcmd_obj->rspsz  = 0;
+
+	pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
+	pc2h_evt_hdr->len = sizeof(struct wmm_event);
+	pc2h_evt_hdr->ID = GEN_EVT_CODE(_WMM);
+	pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
+
+	pwmm_event = (struct wmm_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
+	pwmm_event->wmm = 0;
+
+	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
+
+	return;
+
+}
+
+void report_del_sta_event(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason)
+{
+	struct cmd_obj *pcmd_obj;
+	u8 *pevtcmd;
+	u32 cmdsz;
+	struct sta_info *psta;
+	int	mac_id;
+	struct stadel_event			*pdel_sta_evt;
+	struct C2HEvent_Header	*pc2h_evt_hdr;
+	struct mlme_ext_priv 	*pmlmeext = &padapter->mlmeextpriv;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+
+	pcmd_obj = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd_obj == NULL) {
+		return;
+	}
+
+	cmdsz = (sizeof(struct stadel_event) + sizeof(struct C2HEvent_Header));
+	pevtcmd = (u8 *)rtw_zmalloc(cmdsz);
+	if (pevtcmd == NULL) {
+		kfree((u8 *)pcmd_obj);
+		return;
+	}
+
+	INIT_LIST_HEAD(&pcmd_obj->list);
+
+	pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
+	pcmd_obj->cmdsz = cmdsz;
+	pcmd_obj->parmbuf = pevtcmd;
+
+	pcmd_obj->rsp = NULL;
+	pcmd_obj->rspsz  = 0;
+
+	pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
+	pc2h_evt_hdr->len = sizeof(struct stadel_event);
+	pc2h_evt_hdr->ID = GEN_EVT_CODE(_DelSTA);
+	pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
+
+	pdel_sta_evt = (struct stadel_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
+	memcpy((unsigned char *)(&(pdel_sta_evt->macaddr)), MacAddr, ETH_ALEN);
+	memcpy((unsigned char *)(pdel_sta_evt->rsvd), (unsigned char *)(&reason), 2);
+
+
+	psta = rtw_get_stainfo(&padapter->stapriv, MacAddr);
+	if (psta)
+		mac_id = (int)psta->mac_id;
+	else
+		mac_id = (-1);
+
+	pdel_sta_evt->mac_id = mac_id;
+
+	DBG_871X("report_del_sta_event: delete STA, mac_id =%d\n", mac_id);
+
+	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
+
+	return;
+}
+
+void report_add_sta_event(struct adapter *padapter, unsigned char *MacAddr, int cam_idx)
+{
+	struct cmd_obj *pcmd_obj;
+	u8 *pevtcmd;
+	u32 cmdsz;
+	struct stassoc_event		*padd_sta_evt;
+	struct C2HEvent_Header	*pc2h_evt_hdr;
+	struct mlme_ext_priv 	*pmlmeext = &padapter->mlmeextpriv;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+
+	pcmd_obj = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (pcmd_obj == NULL)
+		return;
+
+	cmdsz = (sizeof(struct stassoc_event) + sizeof(struct C2HEvent_Header));
+	pevtcmd = (u8 *)rtw_zmalloc(cmdsz);
+	if (pevtcmd == NULL) {
+		kfree((u8 *)pcmd_obj);
+		return;
+	}
+
+	INIT_LIST_HEAD(&pcmd_obj->list);
+
+	pcmd_obj->cmdcode = GEN_CMD_CODE(_Set_MLME_EVT);
+	pcmd_obj->cmdsz = cmdsz;
+	pcmd_obj->parmbuf = pevtcmd;
+
+	pcmd_obj->rsp = NULL;
+	pcmd_obj->rspsz  = 0;
+
+	pc2h_evt_hdr = (struct C2HEvent_Header *)(pevtcmd);
+	pc2h_evt_hdr->len = sizeof(struct stassoc_event);
+	pc2h_evt_hdr->ID = GEN_EVT_CODE(_AddSTA);
+	pc2h_evt_hdr->seq = atomic_inc_return(&pmlmeext->event_seq);
+
+	padd_sta_evt = (struct stassoc_event *)(pevtcmd + sizeof(struct C2HEvent_Header));
+	memcpy((unsigned char *)(&(padd_sta_evt->macaddr)), MacAddr, ETH_ALEN);
+	padd_sta_evt->cam_id = cam_idx;
+
+	DBG_871X("report_add_sta_event: add STA\n");
+
+	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
+
+	return;
+}
+
+
+bool rtw_port_switch_chk(struct adapter *adapter)
+{
+	bool switch_needed = false;
+	return switch_needed;
+}
+
+/****************************************************************************
+
+Following are the event callback functions
+
+*****************************************************************************/
+
+/* for sta/adhoc mode */
+void update_sta_info(struct adapter *padapter, struct sta_info *psta)
+{
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	/* ERP */
+	VCS_update(padapter, psta);
+
+	/* HT */
+	if (pmlmepriv->htpriv.ht_option) {
+		psta->htpriv.ht_option = true;
+
+		psta->htpriv.ampdu_enable = pmlmepriv->htpriv.ampdu_enable;
+
+		psta->htpriv.rx_ampdu_min_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para&IEEE80211_HT_CAP_AMPDU_DENSITY)>>2;
+
+		if (support_short_GI(padapter, &(pmlmeinfo->HT_caps), CHANNEL_WIDTH_20))
+			psta->htpriv.sgi_20m = true;
+
+		if (support_short_GI(padapter, &(pmlmeinfo->HT_caps), CHANNEL_WIDTH_40))
+			psta->htpriv.sgi_40m = true;
+
+		psta->qos_option = true;
+
+		psta->htpriv.ldpc_cap = pmlmepriv->htpriv.ldpc_cap;
+		psta->htpriv.stbc_cap = pmlmepriv->htpriv.stbc_cap;
+		psta->htpriv.beamform_cap = pmlmepriv->htpriv.beamform_cap;
+
+		memcpy(&psta->htpriv.ht_cap, &pmlmeinfo->HT_caps, sizeof(struct rtw_ieee80211_ht_cap));
+	} else{
+		psta->htpriv.ht_option = false;
+
+		psta->htpriv.ampdu_enable = false;
+
+		psta->htpriv.sgi_20m = false;
+		psta->htpriv.sgi_40m = false;
+		psta->qos_option = false;
+
+	}
+
+	psta->htpriv.ch_offset = pmlmeext->cur_ch_offset;
+
+	psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
+	psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
+
+	psta->bw_mode = pmlmeext->cur_bwmode;
+
+	/* QoS */
+	if (pmlmepriv->qospriv.qos_option)
+		psta->qos_option = true;
+
+	update_ldpc_stbc_cap(psta);
+
+	spin_lock_bh(&psta->lock);
+	psta->state = _FW_LINKED;
+	spin_unlock_bh(&psta->lock);
+
+}
+
+static void rtw_mlmeext_disconnect(struct adapter *padapter)
+{
+	struct mlme_priv 	*pmlmepriv = &padapter->mlmepriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
+	u8 state_backup = (pmlmeinfo->state&0x03);
+
+	/* set_opmode_cmd(padapter, infra_client_with_mlme); */
+
+	/*
+	 * For safety, prevent from keeping macid sleep.
+	 * If we can sure all power mode enter/leave are paired,
+	 * this check can be removed.
+	 * Lucas@20131113
+	 */
+	/* wakeup macid after disconnect. */
+	{
+		struct sta_info *psta;
+		psta = rtw_get_stainfo(&padapter->stapriv, get_my_bssid(pnetwork));
+		if (psta)
+			rtw_hal_macid_wakeup(padapter, psta->mac_id);
+	}
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_MLME_DISCONNECT, NULL);
+	rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, null_addr);
+
+	/* set MSR to no link state -> infra. mode */
+	Set_MSR(padapter, _HW_STATE_STATION_);
+
+	pmlmeinfo->state = WIFI_FW_NULL_STATE;
+
+	if (state_backup == WIFI_FW_STATION_STATE) {
+		if (rtw_port_switch_chk(padapter) == true) {
+			rtw_hal_set_hwreg(padapter, HW_VAR_PORT_SWITCH, NULL);
+			{
+				struct adapter *port0_iface = dvobj_get_port0_adapter(adapter_to_dvobj(padapter));
+				if (port0_iface)
+					rtw_lps_ctrl_wk_cmd(port0_iface, LPS_CTRL_CONNECT, 0);
+			}
+		}
+	}
+
+	/* switch to the 20M Hz mode after disconnect */
+	pmlmeext->cur_bwmode = CHANNEL_WIDTH_20;
+	pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+
+	set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
+
+	flush_all_cam_entry(padapter);
+
+	del_timer_sync(&pmlmeext->link_timer);
+
+	/* pmlmepriv->LinkDetectInfo.TrafficBusyState = false; */
+	pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
+	pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
+
+}
+
+void mlmeext_joinbss_event_callback(struct adapter *padapter, int join_res)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*cur_network = &(pmlmeinfo->network);
+	struct sta_priv 	*pstapriv = &padapter->stapriv;
+	u8 join_type;
+	struct sta_info *psta;
+	if (join_res < 0) {
+		join_type = 1;
+		rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
+		rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, null_addr);
+
+		goto exit_mlmeext_joinbss_event_callback;
+	}
+
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)
+		/* update bc/mc sta_info */
+		update_bmc_sta(padapter);
+
+
+	/* turn on dynamic functions */
+	Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
+
+	/*  update IOT-releated issue */
+	update_IOT_info(padapter);
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, cur_network->SupportedRates);
+
+	/* BCN interval */
+	rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&pmlmeinfo->bcn_interval));
+
+	/* udpate capability */
+	update_capinfo(padapter, pmlmeinfo->capability);
+
+	/* WMM, Update EDCA param */
+	WMMOnAssocRsp(padapter);
+
+	/* HT */
+	HTOnAssocRsp(padapter);
+
+	/* Set cur_channel&cur_bwmode&cur_ch_offset */
+	set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
+
+	psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
+	if (psta) { /* only for infra. mode */
+
+		pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
+
+		/* DBG_871X("set_sta_rate\n"); */
+
+		psta->wireless_mode = pmlmeext->cur_wireless_mode;
+
+		/* set per sta rate after updating HT cap. */
+		set_sta_rate(padapter, psta);
+
+		rtw_sta_media_status_rpt(padapter, psta, 1);
+
+		/* wakeup macid after join bss successfully to ensure
+			the subsequent data frames can be sent out normally */
+		rtw_hal_macid_wakeup(padapter, psta->mac_id);
+	}
+
+	if (rtw_port_switch_chk(padapter) == true)
+		rtw_hal_set_hwreg(padapter, HW_VAR_PORT_SWITCH, NULL);
+
+	join_type = 2;
+	rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
+
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) {
+		/*  correcting TSF */
+		correct_TSF(padapter, pmlmeext);
+
+		/* set_link_timer(pmlmeext, DISCONNECT_TO); */
+	}
+
+	if (get_iface_type(padapter) == IFACE_PORT0)
+		rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_CONNECT, 0);
+
+exit_mlmeext_joinbss_event_callback:
+
+	DBG_871X("=>%s\n", __func__);
+
+}
+
+/* currently only adhoc mode will go here */
+void mlmeext_sta_add_event_callback(struct adapter *padapter, struct sta_info *psta)
+{
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 join_type;
+
+	DBG_871X("%s\n", __func__);
+
+	if ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) {
+		if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) { /* adhoc master or sta_count>1 */
+
+			/* nothing to do */
+		} else{ /* adhoc client */
+			/* update TSF Value */
+			/* update_TSF(pmlmeext, pframe, len); */
+
+			/*  correcting TSF */
+			correct_TSF(padapter, pmlmeext);
+
+			/* start beacon */
+			if (send_beacon(padapter) == _FAIL) {
+				pmlmeinfo->FW_sta_info[psta->mac_id].status = 0;
+
+				pmlmeinfo->state ^= WIFI_FW_ADHOC_STATE;
+
+				return;
+			}
+
+			pmlmeinfo->state |= WIFI_FW_ASSOC_SUCCESS;
+
+		}
+
+		join_type = 2;
+		rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
+	}
+
+	pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta;
+
+	psta->bssratelen = rtw_get_rateset_len(pmlmeinfo->FW_sta_info[psta->mac_id].SupportedRates);
+	memcpy(psta->bssrateset, pmlmeinfo->FW_sta_info[psta->mac_id].SupportedRates, psta->bssratelen);
+
+	/* update adhoc sta_info */
+	update_sta_info(padapter, psta);
+
+	rtw_hal_update_sta_rate_mask(padapter, psta);
+
+	/*  ToDo: HT for Ad-hoc */
+	psta->wireless_mode = rtw_check_network_type(psta->bssrateset, psta->bssratelen, pmlmeext->cur_channel);
+	psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
+
+	/* rate radaptive */
+	Update_RA_Entry(padapter, psta);
+}
+
+void mlmeext_sta_del_event_callback(struct adapter *padapter)
+{
+	if (is_client_associated_to_ap(padapter) || is_IBSS_empty(padapter))
+		rtw_mlmeext_disconnect(padapter);
+}
+
+/****************************************************************************
+
+Following are the functions for the timer handlers
+
+*****************************************************************************/
+void _linked_info_dump(struct adapter *padapter)
+{
+	int i;
+	struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
+	int UndecoratedSmoothedPWDB;
+	struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
+
+	if (padapter->bLinkInfoDump) {
+
+		DBG_871X("\n ============["ADPT_FMT"] linked status check ===================\n", ADPT_ARG(padapter));
+
+		if ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE) {
+			rtw_hal_get_def_var(padapter, HAL_DEF_UNDERCORATEDSMOOTHEDPWDB, &UndecoratedSmoothedPWDB);
+
+			DBG_871X("AP[" MAC_FMT "] - UndecoratedSmoothedPWDB:%d\n",
+				MAC_ARG(padapter->mlmepriv.cur_network.network.MacAddress), UndecoratedSmoothedPWDB);
+		} else if ((pmlmeinfo->state&0x03) == _HW_STATE_AP_) {
+			struct list_head	*phead, *plist;
+
+			struct sta_info *psta = NULL;
+			struct sta_priv *pstapriv = &padapter->stapriv;
+
+			spin_lock_bh(&pstapriv->asoc_list_lock);
+			phead = &pstapriv->asoc_list;
+			plist = get_next(phead);
+			while (phead != plist) {
+				psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
+				plist = get_next(plist);
+
+				DBG_871X("STA[" MAC_FMT "]:UndecoratedSmoothedPWDB:%d\n",
+					MAC_ARG(psta->hwaddr), psta->rssi_stat.UndecoratedSmoothedPWDB);
+			}
+			spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+		}
+		for (i = 0; i < NUM_STA; i++) {
+			if (pdvobj->macid[i] == true) {
+				if (i != 1) /* skip bc/mc sta */
+					/*   tx info ============ */
+					rtw_hal_get_def_var(padapter, HW_DEF_RA_INFO_DUMP, &i);
+			}
+		}
+		rtw_hal_set_def_var(padapter, HAL_DEF_DBG_RX_INFO_DUMP, NULL);
+
+
+	}
+
+
+}
+
+static u8 chk_ap_is_alive(struct adapter *padapter, struct sta_info *psta)
+{
+	u8 ret = false;
+
+	#ifdef DBG_EXPIRATION_CHK
+	DBG_871X(FUNC_ADPT_FMT" rx:"STA_PKTS_FMT", beacon:%llu, probersp_to_self:%llu"
+				/*", probersp_bm:%llu, probersp_uo:%llu, probereq:%llu, BI:%u"*/
+				", retry:%u\n"
+		, FUNC_ADPT_ARG(padapter)
+		, STA_RX_PKTS_DIFF_ARG(psta)
+		, psta->sta_stats.rx_beacon_pkts - psta->sta_stats.last_rx_beacon_pkts
+		, psta->sta_stats.rx_probersp_pkts - psta->sta_stats.last_rx_probersp_pkts
+		/*, psta->sta_stats.rx_probersp_bm_pkts - psta->sta_stats.last_rx_probersp_bm_pkts
+		, psta->sta_stats.rx_probersp_uo_pkts - psta->sta_stats.last_rx_probersp_uo_pkts
+		, psta->sta_stats.rx_probereq_pkts - psta->sta_stats.last_rx_probereq_pkts
+		, pmlmeinfo->bcn_interval*/
+		, pmlmeext->retry
+	);
+
+	DBG_871X(FUNC_ADPT_FMT" tx_pkts:%llu, link_count:%u\n", FUNC_ADPT_ARG(padapter)
+		, padapter->xmitpriv.tx_pkts
+		, pmlmeinfo->link_count
+	);
+	#endif
+
+	if ((sta_rx_data_pkts(psta) == sta_last_rx_data_pkts(psta))
+		&& sta_rx_beacon_pkts(psta) == sta_last_rx_beacon_pkts(psta)
+		&& sta_rx_probersp_pkts(psta) == sta_last_rx_probersp_pkts(psta)
+	) {
+		ret = false;
+	} else{
+		ret = true;
+	}
+
+	sta_update_last_rx_pkts(psta);
+
+	return ret;
+}
+
+void linked_status_chk(struct adapter *padapter)
+{
+	u32 i;
+	struct sta_info 	*psta;
+	struct xmit_priv 	*pxmitpriv = &(padapter->xmitpriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct sta_priv 	*pstapriv = &padapter->stapriv;
+
+
+	if (is_client_associated_to_ap(padapter)) {
+		/* linked infrastructure client mode */
+
+		int tx_chk = _SUCCESS, rx_chk = _SUCCESS;
+		int rx_chk_limit;
+		int link_count_limit;
+
+		#if defined(DBG_ROAMING_TEST)
+		rx_chk_limit = 1;
+		#else
+		rx_chk_limit = 8;
+		#endif
+			link_count_limit = 7; /*  16 sec */
+
+		/*  Marked by Kurt 20130715 */
+		/*  For WiDi 3.5 and latered on, they don't ask WiDi sink to do roaming, so we could not check rx limit that strictly. */
+		/*  todo: To check why we under miracast session, rx_chk would be false */
+		/* ifdef CONFIG_INTEL_WIDI */
+		/* if (padapter->mlmepriv.widi_state != INTEL_WIDI_STATE_NONE) */
+		/* 	rx_chk_limit = 1; */
+		/* endif */
+
+		psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress);
+		if (psta != NULL) {
+			if (chk_ap_is_alive(padapter, psta) == false)
+				rx_chk = _FAIL;
+
+			if (pxmitpriv->last_tx_pkts == pxmitpriv->tx_pkts)
+				tx_chk = _FAIL;
+
+			{
+				if (rx_chk != _SUCCESS) {
+					if (pmlmeext->retry == 0) {
+						#ifdef DBG_EXPIRATION_CHK
+						DBG_871X("issue_probereq to trigger probersp, retry =%d\n", pmlmeext->retry);
+						#endif
+						issue_probereq_ex(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress, 0, 0, 0, 0);
+						issue_probereq_ex(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress, 0, 0, 0, 0);
+						issue_probereq_ex(padapter, &pmlmeinfo->network.Ssid, pmlmeinfo->network.MacAddress, 0, 0, 0, 0);
+					}
+				}
+
+				if (tx_chk != _SUCCESS && pmlmeinfo->link_count++ == link_count_limit) {
+					#ifdef DBG_EXPIRATION_CHK
+					DBG_871X("%s issue_nulldata 0\n", __func__);
+					#endif
+					tx_chk = issue_nulldata_in_interrupt(padapter, NULL);
+				}
+			}
+
+			if (rx_chk == _FAIL) {
+				pmlmeext->retry++;
+				if (pmlmeext->retry > rx_chk_limit) {
+					DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" disconnect or roaming\n",
+						FUNC_ADPT_ARG(padapter));
+					receive_disconnect(padapter, pmlmeinfo->network.MacAddress
+						, WLAN_REASON_EXPIRATION_CHK);
+					return;
+				}
+			} else {
+				pmlmeext->retry = 0;
+			}
+
+			if (tx_chk == _FAIL) {
+				pmlmeinfo->link_count %= (link_count_limit+1);
+			} else {
+				pxmitpriv->last_tx_pkts = pxmitpriv->tx_pkts;
+				pmlmeinfo->link_count = 0;
+			}
+
+		} /* end of if ((psta = rtw_get_stainfo(pstapriv, passoc_res->network.MacAddress)) != NULL) */
+	} else if (is_client_associated_to_ibss(padapter)) {
+		/* linked IBSS mode */
+		/* for each assoc list entry to check the rx pkt counter */
+		for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
+			if (pmlmeinfo->FW_sta_info[i].status == 1) {
+				psta = pmlmeinfo->FW_sta_info[i].psta;
+
+				if (NULL == psta)
+					continue;
+
+				if (pmlmeinfo->FW_sta_info[i].rx_pkt == sta_rx_pkts(psta)) {
+
+					if (pmlmeinfo->FW_sta_info[i].retry < 3) {
+						pmlmeinfo->FW_sta_info[i].retry++;
+					} else{
+						pmlmeinfo->FW_sta_info[i].retry = 0;
+						pmlmeinfo->FW_sta_info[i].status = 0;
+						report_del_sta_event(padapter, psta->hwaddr
+							, 65535/*  indicate disconnect caused by no rx */
+						);
+					}
+				} else{
+					pmlmeinfo->FW_sta_info[i].retry = 0;
+					pmlmeinfo->FW_sta_info[i].rx_pkt = (u32)sta_rx_pkts(psta);
+				}
+			}
+		}
+
+		/* set_link_timer(pmlmeext, DISCONNECT_TO); */
+
+	}
+
+}
+
+void survey_timer_hdl(struct adapter *padapter)
+{
+	struct cmd_obj	*ph2c;
+	struct sitesurvey_parm	*psurveyPara;
+	struct cmd_priv 				*pcmdpriv = &padapter->cmdpriv;
+	struct mlme_ext_priv 	*pmlmeext = &padapter->mlmeextpriv;
+
+	/* DBG_871X("marc: survey timer\n"); */
+
+	/* issue rtw_sitesurvey_cmd */
+	if (pmlmeext->sitesurvey_res.state > SCAN_START) {
+		if (pmlmeext->sitesurvey_res.state ==  SCAN_PROCESS) {
+			pmlmeext->sitesurvey_res.channel_idx++;
+		}
+
+		if (pmlmeext->scan_abort == true) {
+			{
+				pmlmeext->sitesurvey_res.channel_idx = pmlmeext->sitesurvey_res.ch_num;
+				DBG_871X("%s idx:%d\n", __func__
+					, pmlmeext->sitesurvey_res.channel_idx
+				);
+			}
+
+			pmlmeext->scan_abort = false;/* reset */
+		}
+
+		ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+		if (ph2c == NULL) {
+			goto exit_survey_timer_hdl;
+		}
+
+		psurveyPara = (struct sitesurvey_parm *)rtw_zmalloc(sizeof(struct sitesurvey_parm));
+		if (psurveyPara == NULL) {
+			kfree((unsigned char *)ph2c);
+			goto exit_survey_timer_hdl;
+		}
+
+		init_h2fwcmd_w_parm_no_rsp(ph2c, psurveyPara, GEN_CMD_CODE(_SiteSurvey));
+		rtw_enqueue_cmd(pcmdpriv, ph2c);
+	}
+
+
+exit_survey_timer_hdl:
+
+	return;
+}
+
+void link_timer_hdl(struct adapter *padapter)
+{
+	/* static unsigned int		rx_pkt = 0; */
+	/* static u64				tx_cnt = 0; */
+	/* struct xmit_priv 	*pxmitpriv = &(padapter->xmitpriv); */
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	/* struct sta_priv 	*pstapriv = &padapter->stapriv; */
+
+
+	if (pmlmeinfo->state & WIFI_FW_AUTH_NULL) {
+		DBG_871X("link_timer_hdl:no beacon while connecting\n");
+		pmlmeinfo->state = WIFI_FW_NULL_STATE;
+		report_join_res(padapter, -3);
+	} else if (pmlmeinfo->state & WIFI_FW_AUTH_STATE) {
+		/* re-auth timer */
+		if (++pmlmeinfo->reauth_count > REAUTH_LIMIT) {
+			/* if (pmlmeinfo->auth_algo != dot11AuthAlgrthm_Auto) */
+			/*  */
+				pmlmeinfo->state = 0;
+				report_join_res(padapter, -1);
+				return;
+			/*  */
+			/* else */
+			/*  */
+			/* 	pmlmeinfo->auth_algo = dot11AuthAlgrthm_Shared; */
+			/* 	pmlmeinfo->reauth_count = 0; */
+			/*  */
+		}
+
+		DBG_871X("link_timer_hdl: auth timeout and try again\n");
+		pmlmeinfo->auth_seq = 1;
+		issue_auth(padapter, NULL, 0);
+		set_link_timer(pmlmeext, REAUTH_TO);
+	} else if (pmlmeinfo->state & WIFI_FW_ASSOC_STATE) {
+		/* re-assoc timer */
+		if (++pmlmeinfo->reassoc_count > REASSOC_LIMIT) {
+			pmlmeinfo->state = WIFI_FW_NULL_STATE;
+			report_join_res(padapter, -2);
+			return;
+		}
+
+		DBG_871X("link_timer_hdl: assoc timeout and try again\n");
+		issue_assocreq(padapter);
+		set_link_timer(pmlmeext, REASSOC_TO);
+	}
+
+	return;
+}
+
+void addba_timer_hdl(struct sta_info *psta)
+{
+	struct ht_priv *phtpriv;
+
+	if (!psta)
+		return;
+
+	phtpriv = &psta->htpriv;
+
+	if ((phtpriv->ht_option == true) && (phtpriv->ampdu_enable == true)) {
+		if (phtpriv->candidate_tid_bitmap)
+			phtpriv->candidate_tid_bitmap = 0x0;
+
+	}
+}
+
+void sa_query_timer_hdl(struct adapter *padapter)
+{
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	/* disconnect */
+	spin_lock_bh(&pmlmepriv->lock);
+
+	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
+		rtw_disassoc_cmd(padapter, 0, true);
+		rtw_indicate_disconnect(padapter);
+		rtw_free_assoc_resources(padapter, 1);
+	}
+
+	spin_unlock_bh(&pmlmepriv->lock);
+	DBG_871X("SA query timeout disconnect\n");
+}
+
+u8 NULL_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	return H2C_SUCCESS;
+}
+
+#ifdef CONFIG_AUTO_AP_MODE
+static int rtw_auto_ap_start_beacon(struct adapter *adapter)
+{
+	int ret = 0;
+	u8 *pbuf = NULL;
+	uint len;
+	u8 supportRate[16];
+	int	sz = 0, rateLen;
+	u8 *ie;
+	u8 wireless_mode, oper_channel;
+	u8 ssid[3] = {0}; /* hidden ssid */
+	u32 ssid_len = sizeof(ssid);
+	struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
+		return -EINVAL;
+
+
+	len = 128;
+	pbuf = rtw_zmalloc(len);
+	if (!pbuf)
+		return -ENOMEM;
+
+
+	/* generate beacon */
+	ie = pbuf;
+
+	/* timestamp will be inserted by hardware */
+	sz += 8;
+	ie += sz;
+
+	/* beacon interval : 2bytes */
+	*(u16 *)ie = cpu_to_le16((u16)100);/* BCN_INTERVAL = 100; */
+	sz += 2;
+	ie += 2;
+
+	/* capability info */
+	*(u16 *)ie = 0;
+	*(u16 *)ie |= cpu_to_le16(cap_ESS);
+	*(u16 *)ie |= cpu_to_le16(cap_ShortPremble);
+	/* u16*)ie |= cpu_to_le16(cap_Privacy); */
+	sz += 2;
+	ie += 2;
+
+	/* SSID */
+	ie = rtw_set_ie(ie, _SSID_IE_, ssid_len, ssid, &sz);
+
+	/* supported rates */
+	wireless_mode = WIRELESS_11BG_24N;
+	rtw_set_supported_rate(supportRate, wireless_mode);
+	rateLen = rtw_get_rateset_len(supportRate);
+	if (rateLen > 8) {
+		ie = rtw_set_ie(ie, _SUPPORTEDRATES_IE_, 8, supportRate, &sz);
+	} else{
+		ie = rtw_set_ie(ie, _SUPPORTEDRATES_IE_, rateLen, supportRate, &sz);
+	}
+
+
+	/* DS parameter set */
+	if (check_buddy_fwstate(adapter, _FW_LINKED) &&
+		check_buddy_fwstate(adapter, WIFI_STATION_STATE)) {
+		struct adapter *pbuddystruct adapter = adapter->pbuddystruct adapter;
+		struct mlme_ext_priv *pbuddy_mlmeext  = &pbuddystruct adapter->mlmeextpriv;
+
+		oper_channel = pbuddy_mlmeext->cur_channel;
+	} else{
+		oper_channel = adapter_to_dvobj(adapter)->oper_channel;
+	}
+	ie = rtw_set_ie(ie, _DSSET_IE_, 1, &oper_channel, &sz);
+
+	/* ext supported rates */
+	if (rateLen > 8) {
+		ie = rtw_set_ie(ie, _EXT_SUPPORTEDRATES_IE_, (rateLen - 8), (supportRate + 8), &sz);
+	}
+
+	DBG_871X("%s, start auto ap beacon sz =%d\n", __func__, sz);
+
+	/* lunch ap mode & start to issue beacon */
+	if (rtw_check_beacon_data(adapter, pbuf,  sz) == _SUCCESS) {
+
+	} else{
+		ret = -EINVAL;
+	}
+
+
+	kfree(pbuf);
+
+	return ret;
+
+}
+#endif/* CONFIG_AUTO_AP_MODE */
+
+u8 setopmode_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	u8 type;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct setopmode_parm *psetop = (struct setopmode_parm *)pbuf;
+
+	if (psetop->mode == Ndis802_11APMode) {
+		pmlmeinfo->state = WIFI_FW_AP_STATE;
+		type = _HW_STATE_AP_;
+		/* start_ap_mode(padapter); */
+	} else if (psetop->mode == Ndis802_11Infrastructure) {
+		pmlmeinfo->state &= ~(BIT(0)|BIT(1));/*  clear state */
+		pmlmeinfo->state |= WIFI_FW_STATION_STATE;/* set to	STATION_STATE */
+		type = _HW_STATE_STATION_;
+	} else if (psetop->mode == Ndis802_11IBSS) {
+		type = _HW_STATE_ADHOC_;
+	} else{
+		type = _HW_STATE_NOLINK_;
+	}
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_SET_OPMODE, (u8 *)(&type));
+	/* Set_NETYPE0_MSR(padapter, type); */
+
+
+#ifdef CONFIG_AUTO_AP_MODE
+	if (psetop->mode == Ndis802_11APMode)
+		rtw_auto_ap_start_beacon(padapter);
+#endif
+
+	if (rtw_port_switch_chk(padapter) == true) {
+		rtw_hal_set_hwreg(padapter, HW_VAR_PORT_SWITCH, NULL);
+
+		if (psetop->mode == Ndis802_11APMode)
+			adapter_to_pwrctl(padapter)->fw_psmode_iface_id = 0xff; /* ap mode won't dowload rsvd pages */
+		else if (psetop->mode == Ndis802_11Infrastructure) {
+			struct adapter *port0_iface = dvobj_get_port0_adapter(adapter_to_dvobj(padapter));
+			if (port0_iface)
+				rtw_lps_ctrl_wk_cmd(port0_iface, LPS_CTRL_CONNECT, 0);
+		}
+	}
+
+	if (psetop->mode == Ndis802_11APMode) {
+		/*  Do this after port switch to */
+		/*  prevent from downloading rsvd page to wrong port */
+		rtw_btcoex_MediaStatusNotify(padapter, 1); /* connect */
+	}
+
+	return H2C_SUCCESS;
+
+}
+
+u8 createbss_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex	*pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
+	struct joinbss_parm *pparm = (struct joinbss_parm *)pbuf;
+	/* u32 initialgain; */
+
+	if (pmlmeinfo->state == WIFI_FW_AP_STATE) {
+		struct wlan_bssid_ex *network = &padapter->mlmepriv.cur_network.network;
+		start_bss_network(padapter, (u8 *)network);
+		return H2C_SUCCESS;
+	}
+
+	/* below is for ad-hoc master */
+	if (pparm->network.InfrastructureMode == Ndis802_11IBSS) {
+		rtw_joinbss_reset(padapter);
+
+		pmlmeext->cur_bwmode = CHANNEL_WIDTH_20;
+		pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+		pmlmeinfo->ERP_enable = 0;
+		pmlmeinfo->WMM_enable = 0;
+		pmlmeinfo->HT_enable = 0;
+		pmlmeinfo->HT_caps_enable = 0;
+		pmlmeinfo->HT_info_enable = 0;
+		pmlmeinfo->agg_enable_bitmap = 0;
+		pmlmeinfo->candidate_tid_bitmap = 0;
+
+		/* disable dynamic functions, such as high power, DIG */
+		Save_DM_Func_Flag(padapter);
+		Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, false);
+
+		/* config the initial gain under linking, need to write the BB registers */
+		/* initialgain = 0x1E; */
+		/* rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain)); */
+
+		/* cancel link timer */
+		del_timer_sync(&pmlmeext->link_timer);
+
+		/* clear CAM */
+		flush_all_cam_entry(padapter);
+
+		memcpy(pnetwork, pbuf, FIELD_OFFSET(struct wlan_bssid_ex, IELength));
+		pnetwork->IELength = ((struct wlan_bssid_ex *)pbuf)->IELength;
+
+		if (pnetwork->IELength > MAX_IE_SZ)/* Check pbuf->IELength */
+			return H2C_PARAMETERS_ERROR;
+
+		memcpy(pnetwork->IEs, ((struct wlan_bssid_ex *)pbuf)->IEs, pnetwork->IELength);
+
+		start_create_ibss(padapter);
+
+	}
+
+	return H2C_SUCCESS;
+
+}
+
+u8 join_cmd_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	u8 join_type;
+	struct ndis_80211_var_ie *pIE;
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
+	u32 i;
+	u8 cbw40_enable = 0;
+	/* u32 initialgain; */
+	/* u32 acparm; */
+	u8 ch, bw, offset;
+
+	/* check already connecting to AP or not */
+	if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
+		if (pmlmeinfo->state & WIFI_FW_STATION_STATE) {
+			issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, 1, 100);
+		}
+		pmlmeinfo->state = WIFI_FW_NULL_STATE;
+
+		/* clear CAM */
+		flush_all_cam_entry(padapter);
+
+		del_timer_sync(&pmlmeext->link_timer);
+
+		/* set MSR to nolink -> infra. mode */
+		/* Set_MSR(padapter, _HW_STATE_NOLINK_); */
+		Set_MSR(padapter, _HW_STATE_STATION_);
+
+
+		rtw_hal_set_hwreg(padapter, HW_VAR_MLME_DISCONNECT, NULL);
+	}
+
+	rtw_joinbss_reset(padapter);
+
+	pmlmeext->cur_bwmode = CHANNEL_WIDTH_20;
+	pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+	pmlmeinfo->ERP_enable = 0;
+	pmlmeinfo->WMM_enable = 0;
+	pmlmeinfo->HT_enable = 0;
+	pmlmeinfo->HT_caps_enable = 0;
+	pmlmeinfo->HT_info_enable = 0;
+	pmlmeinfo->agg_enable_bitmap = 0;
+	pmlmeinfo->candidate_tid_bitmap = 0;
+	pmlmeinfo->bwmode_updated = false;
+	/* pmlmeinfo->assoc_AP_vendor = HT_IOT_PEER_MAX; */
+	pmlmeinfo->VHT_enable = 0;
+
+	memcpy(pnetwork, pbuf, FIELD_OFFSET(struct wlan_bssid_ex, IELength));
+	pnetwork->IELength = ((struct wlan_bssid_ex *)pbuf)->IELength;
+
+	if (pnetwork->IELength > MAX_IE_SZ)/* Check pbuf->IELength */
+		return H2C_PARAMETERS_ERROR;
+
+	memcpy(pnetwork->IEs, ((struct wlan_bssid_ex *)pbuf)->IEs, pnetwork->IELength);
+
+	pmlmeext->cur_channel = (u8)pnetwork->Configuration.DSConfig;
+	pmlmeinfo->bcn_interval = get_beacon_interval(pnetwork);
+
+	/* Check AP vendor to move rtw_joinbss_cmd() */
+	/* pmlmeinfo->assoc_AP_vendor = check_assoc_AP(pnetwork->IEs, pnetwork->IELength); */
+
+	/* sizeof(struct ndis_802_11_fix_ie) */
+	for (i = _FIXED_IE_LENGTH_; i < pnetwork->IELength;) {
+		pIE = (struct ndis_80211_var_ie *)(pnetwork->IEs + i);
+
+		switch (pIE->ElementID) {
+		case _VENDOR_SPECIFIC_IE_:/* Get WMM IE. */
+			if (!memcmp(pIE->data, WMM_OUI, 4))
+				WMM_param_handler(padapter, pIE);
+			break;
+
+		case _HT_CAPABILITY_IE_:	/* Get HT Cap IE. */
+			pmlmeinfo->HT_caps_enable = 1;
+			break;
+
+		case _HT_EXTRA_INFO_IE_:	/* Get HT Info IE. */
+			pmlmeinfo->HT_info_enable = 1;
+
+			/* spec case only for cisco's ap because cisco's ap issue assoc rsp using mcs rate @40MHz or @20MHz */
+			{
+				struct HT_info_element *pht_info = (struct HT_info_element *)(pIE->data);
+
+				if (pnetwork->Configuration.DSConfig > 14) {
+					if ((pregpriv->bw_mode >> 4) > CHANNEL_WIDTH_20)
+						cbw40_enable = 1;
+				} else {
+					if ((pregpriv->bw_mode & 0x0f) > CHANNEL_WIDTH_20)
+						cbw40_enable = 1;
+				}
+
+				if ((cbw40_enable) && (pht_info->infos[0] & BIT(2))) {
+					/* switch to the 40M Hz mode according to the AP */
+					pmlmeext->cur_bwmode = CHANNEL_WIDTH_40;
+					switch (pht_info->infos[0] & 0x3) {
+					case 1:
+						pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
+						break;
+
+					case 3:
+						pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
+						break;
+
+					default:
+						pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+						pmlmeext->cur_bwmode = CHANNEL_WIDTH_20;
+						break;
+					}
+
+					DBG_871X("set HT ch/bw before connected\n");
+				}
+			}
+			break;
+		default:
+			break;
+		}
+
+		i += (pIE->Length + 2);
+	}
+
+	/* check channel, bandwidth, offset and switch */
+	if (rtw_chk_start_clnt_join(padapter, &ch, &bw, &offset) == _FAIL) {
+		report_join_res(padapter, (-4));
+		return H2C_SUCCESS;
+	}
+
+	/* disable dynamic functions, such as high power, DIG */
+	/* Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, false); */
+
+	/* config the initial gain under linking, need to write the BB registers */
+	/* initialgain = 0x1E; */
+	/* rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain)); */
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pmlmeinfo->network.MacAddress);
+	join_type = 0;
+	rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
+	rtw_hal_set_hwreg(padapter, HW_VAR_DO_IQK, NULL);
+
+	set_channel_bwmode(padapter, ch, offset, bw);
+
+	/* cancel link timer */
+	del_timer_sync(&pmlmeext->link_timer);
+
+	start_clnt_join(padapter);
+
+	return H2C_SUCCESS;
+
+}
+
+u8 disconnect_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	struct disconnect_parm *param = (struct disconnect_parm *)pbuf;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*pnetwork = (struct wlan_bssid_ex *)(&(pmlmeinfo->network));
+	u8 val8;
+
+	if (is_client_associated_to_ap(padapter)) {
+			issue_deauth_ex(padapter, pnetwork->MacAddress, WLAN_REASON_DEAUTH_LEAVING, param->deauth_timeout_ms/100, 100);
+	}
+
+	if (((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE) || ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)) {
+		/* Stop BCN */
+		val8 = 0;
+		rtw_hal_set_hwreg(padapter, HW_VAR_BCN_FUNC, (u8 *)(&val8));
+	}
+
+	rtw_mlmeext_disconnect(padapter);
+
+	rtw_free_uc_swdec_pending_queue(padapter);
+
+	return	H2C_SUCCESS;
+}
+
+static int rtw_scan_ch_decision(struct adapter *padapter, struct rtw_ieee80211_channel *out,
+	u32 out_num, struct rtw_ieee80211_channel *in, u32 in_num)
+{
+	int i, j;
+	int set_idx;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	/* clear first */
+	memset(out, 0, sizeof(struct rtw_ieee80211_channel)*out_num);
+
+	/* acquire channels from in */
+	j = 0;
+	for (i = 0; i < in_num; i++) {
+
+		DBG_871X(FUNC_ADPT_FMT" "CHAN_FMT"\n", FUNC_ADPT_ARG(padapter), CHAN_ARG(&in[i]));
+
+		set_idx = rtw_ch_set_search_ch(pmlmeext->channel_set, in[i].hw_value);
+		if (in[i].hw_value && !(in[i].flags & RTW_IEEE80211_CHAN_DISABLED)
+			&& set_idx >= 0
+			&& rtw_mlme_band_check(padapter, in[i].hw_value) == true
+		) {
+			if (j >= out_num) {
+				DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" out_num:%u not enough\n",
+					FUNC_ADPT_ARG(padapter), out_num);
+				break;
+			}
+
+			memcpy(&out[j], &in[i], sizeof(struct rtw_ieee80211_channel));
+
+			if (pmlmeext->channel_set[set_idx].ScanType == SCAN_PASSIVE)
+				out[j].flags |= RTW_IEEE80211_CHAN_PASSIVE_SCAN;
+
+			j++;
+		}
+		if (j >= out_num)
+			break;
+	}
+
+	/* if out is empty, use channel_set as default */
+	if (j == 0) {
+		for (i = 0; i < pmlmeext->max_chan_nums; i++) {
+
+			DBG_871X(FUNC_ADPT_FMT" ch:%u\n", FUNC_ADPT_ARG(padapter), pmlmeext->channel_set[i].ChannelNum);
+
+			if (rtw_mlme_band_check(padapter, pmlmeext->channel_set[i].ChannelNum) == true) {
+
+				if (j >= out_num) {
+					DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" out_num:%u not enough\n",
+						FUNC_ADPT_ARG(padapter), out_num);
+					break;
+				}
+
+				out[j].hw_value = pmlmeext->channel_set[i].ChannelNum;
+
+				if (pmlmeext->channel_set[i].ScanType == SCAN_PASSIVE)
+					out[j].flags |= RTW_IEEE80211_CHAN_PASSIVE_SCAN;
+
+				j++;
+			}
+		}
+	}
+
+	return j;
+}
+
+u8 sitesurvey_cmd_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct sitesurvey_parm	*pparm = (struct sitesurvey_parm *)pbuf;
+	u8 bdelayscan = false;
+	u8 val8;
+	u32 initialgain;
+	u32 i;
+
+	if (pmlmeext->sitesurvey_res.state == SCAN_DISABLE) {
+		pmlmeext->sitesurvey_res.state = SCAN_START;
+		pmlmeext->sitesurvey_res.bss_cnt = 0;
+		pmlmeext->sitesurvey_res.channel_idx = 0;
+
+		for (i = 0; i < RTW_SSID_SCAN_AMOUNT; i++) {
+			if (pparm->ssid[i].SsidLength) {
+				memcpy(pmlmeext->sitesurvey_res.ssid[i].Ssid, pparm->ssid[i].Ssid, IW_ESSID_MAX_SIZE);
+				pmlmeext->sitesurvey_res.ssid[i].SsidLength = pparm->ssid[i].SsidLength;
+			} else {
+				pmlmeext->sitesurvey_res.ssid[i].SsidLength = 0;
+			}
+		}
+
+		pmlmeext->sitesurvey_res.ch_num = rtw_scan_ch_decision(padapter
+			, pmlmeext->sitesurvey_res.ch, RTW_CHANNEL_SCAN_AMOUNT
+			, pparm->ch, pparm->ch_num
+		);
+
+		pmlmeext->sitesurvey_res.scan_mode = pparm->scan_mode;
+
+		/* issue null data if associating to the AP */
+		if (is_client_associated_to_ap(padapter) == true) {
+			pmlmeext->sitesurvey_res.state = SCAN_TXNULL;
+
+			issue_nulldata(padapter, NULL, 1, 3, 500);
+
+			bdelayscan = true;
+		}
+		if (bdelayscan) {
+			/* delay 50ms to protect nulldata(1). */
+			set_survey_timer(pmlmeext, 50);
+			return H2C_SUCCESS;
+		}
+	}
+
+	if ((pmlmeext->sitesurvey_res.state == SCAN_START) || (pmlmeext->sitesurvey_res.state == SCAN_TXNULL)) {
+		/* disable dynamic functions, such as high power, DIG */
+		Save_DM_Func_Flag(padapter);
+		Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, false);
+
+		/* config the initial gain under scaning, need to write the BB registers */
+			initialgain = 0x1e;
+
+		rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain));
+
+		/* set MSR to no link state */
+		Set_MSR(padapter, _HW_STATE_NOLINK_);
+
+		val8 = 1; /* under site survey */
+		rtw_hal_set_hwreg(padapter, HW_VAR_MLME_SITESURVEY, (u8 *)(&val8));
+
+		pmlmeext->sitesurvey_res.state = SCAN_PROCESS;
+	}
+
+	site_survey(padapter);
+
+	return H2C_SUCCESS;
+
+}
+
+u8 setauth_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	struct setauth_parm		*pparm = (struct setauth_parm *)pbuf;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if (pparm->mode < 4) {
+		pmlmeinfo->auth_algo = pparm->mode;
+	}
+
+	return	H2C_SUCCESS;
+}
+
+u8 setkey_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	u16 ctrl = 0;
+	s16 cam_id = 0;
+	struct setkey_parm		*pparm = (struct setkey_parm *)pbuf;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	unsigned char null_addr[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+	u8 *addr;
+
+	/* main tx key for wep. */
+	if (pparm->set_tx)
+		pmlmeinfo->key_index = pparm->keyid;
+
+	cam_id = rtw_camid_alloc(padapter, NULL, pparm->keyid);
+
+	if (cam_id < 0) {
+	} else {
+		if (cam_id > 3) /* not default key, searched by A2 */
+			addr = get_bssid(&padapter->mlmepriv);
+		else
+			addr = null_addr;
+
+		ctrl = BIT(15) | BIT6 | ((pparm->algorithm) << 2) | pparm->keyid;
+		write_cam(padapter, cam_id, ctrl, addr, pparm->key);
+		DBG_871X_LEVEL(_drv_always_, "set group key camid:%d, addr:"MAC_FMT", kid:%d, type:%s\n"
+			, cam_id, MAC_ARG(addr), pparm->keyid, security_type_str(pparm->algorithm));
+	}
+
+	if (cam_id >= 0 && cam_id <= 3)
+		rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)true);
+
+	/* allow multicast packets to driver */
+	padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_ON_RCR_AM, null_addr);
+
+	return H2C_SUCCESS;
+}
+
+u8 set_stakey_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	u16 ctrl = 0;
+	s16 cam_id = 0;
+	u8 ret = H2C_SUCCESS;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct set_stakey_parm	*pparm = (struct set_stakey_parm *)pbuf;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct sta_info *psta;
+
+	if (pparm->algorithm == _NO_PRIVACY_)
+		goto write_to_cam;
+
+	psta = rtw_get_stainfo(pstapriv, pparm->addr);
+	if (!psta) {
+		DBG_871X_LEVEL(_drv_always_, "%s sta:"MAC_FMT" not found\n", __func__, MAC_ARG(pparm->addr));
+		ret = H2C_REJECTED;
+		goto exit;
+	}
+
+	pmlmeinfo->enc_algo = pparm->algorithm;
+	cam_id = rtw_camid_alloc(padapter, psta, 0);
+	if (cam_id < 0)
+		goto exit;
+
+write_to_cam:
+	if (pparm->algorithm == _NO_PRIVACY_) {
+		while ((cam_id = rtw_camid_search(padapter, pparm->addr, -1)) >= 0) {
+			DBG_871X_LEVEL(_drv_always_, "clear key for addr:"MAC_FMT", camid:%d\n", MAC_ARG(pparm->addr), cam_id);
+			clear_cam_entry(padapter, cam_id);
+			rtw_camid_free(padapter, cam_id);
+		}
+	} else {
+		DBG_871X_LEVEL(_drv_always_, "set pairwise key camid:%d, addr:"MAC_FMT", kid:%d, type:%s\n",
+			cam_id, MAC_ARG(pparm->addr), pparm->keyid, security_type_str(pparm->algorithm));
+		ctrl = BIT(15) | ((pparm->algorithm) << 2) | pparm->keyid;
+		write_cam(padapter, cam_id, ctrl, pparm->addr, pparm->key);
+	}
+	ret = H2C_SUCCESS_RSP;
+
+exit:
+	return ret;
+}
+
+u8 add_ba_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	struct addBaReq_parm	*pparm = (struct addBaReq_parm *)pbuf;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, pparm->addr);
+
+	if (!psta)
+		return	H2C_SUCCESS;
+
+	if (((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && (pmlmeinfo->HT_enable)) ||
+		((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)) {
+		/* pmlmeinfo->ADDBA_retry_count = 0; */
+		/* pmlmeinfo->candidate_tid_bitmap |= (0x1 << pparm->tid); */
+		/* psta->htpriv.candidate_tid_bitmap |= BIT(pparm->tid); */
+		issue_action_BA(padapter, pparm->addr, RTW_WLAN_ACTION_ADDBA_REQ, (u16)pparm->tid);
+		/* _set_timer(&pmlmeext->ADDBA_timer, ADDBA_TO); */
+		_set_timer(&psta->addba_retry_timer, ADDBA_TO);
+	} else{
+		psta->htpriv.candidate_tid_bitmap &= ~BIT(pparm->tid);
+	}
+	return	H2C_SUCCESS;
+}
+
+
+u8 chk_bmc_sleepq_cmd(struct adapter *padapter)
+{
+	struct cmd_obj *ph2c;
+	struct cmd_priv *pcmdpriv = &(padapter->cmdpriv);
+	u8 res = _SUCCESS;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	init_h2fwcmd_w_parm_no_parm_rsp(ph2c, GEN_CMD_CODE(_ChkBMCSleepq));
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+	return res;
+}
+
+u8 set_tx_beacon_cmd(struct adapter *padapter)
+{
+	struct cmd_obj	*ph2c;
+	struct Tx_Beacon_param	*ptxBeacon_parm;
+	struct cmd_priv *pcmdpriv = &(padapter->cmdpriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	u8 res = _SUCCESS;
+	int len_diff = 0;
+
+	ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
+	if (ph2c == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+
+	ptxBeacon_parm = (struct Tx_Beacon_param *)rtw_zmalloc(sizeof(struct Tx_Beacon_param));
+	if (ptxBeacon_parm == NULL) {
+		kfree((unsigned char *)ph2c);
+		res = _FAIL;
+		goto exit;
+	}
+
+	memcpy(&(ptxBeacon_parm->network), &(pmlmeinfo->network), sizeof(struct wlan_bssid_ex));
+
+	len_diff = update_hidden_ssid(
+		ptxBeacon_parm->network.IEs+_BEACON_IE_OFFSET_
+		, ptxBeacon_parm->network.IELength-_BEACON_IE_OFFSET_
+		, pmlmeinfo->hidden_ssid_mode
+	);
+	ptxBeacon_parm->network.IELength += len_diff;
+
+	init_h2fwcmd_w_parm_no_rsp(ph2c, ptxBeacon_parm, GEN_CMD_CODE(_TX_Beacon));
+
+	res = rtw_enqueue_cmd(pcmdpriv, ph2c);
+
+exit:
+	return res;
+}
+
+
+u8 mlme_evt_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	u8 evt_code, evt_seq;
+	u16 evt_sz;
+	uint	*peventbuf;
+	void (*event_callback)(struct adapter *dev, u8 *pbuf);
+	struct evt_priv *pevt_priv = &(padapter->evtpriv);
+
+	if (pbuf == NULL)
+		goto _abort_event_;
+
+	peventbuf = (uint *)pbuf;
+	evt_sz = (u16)(*peventbuf&0xffff);
+	evt_seq = (u8)((*peventbuf>>24)&0x7f);
+	evt_code = (u8)((*peventbuf>>16)&0xff);
+
+
+	#ifdef CHECK_EVENT_SEQ
+	/*  checking event sequence... */
+	if (evt_seq != (atomic_read(&pevt_priv->event_seq) & 0x7f)) {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_info_, ("Evetn Seq Error! %d vs %d\n", (evt_seq & 0x7f), (atomic_read(&pevt_priv->event_seq) & 0x7f)));
+
+		pevt_priv->event_seq = (evt_seq+1)&0x7f;
+
+		goto _abort_event_;
+	}
+	#endif
+
+	/*  checking if event code is valid */
+	if (evt_code >= MAX_C2HEVT) {
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nEvent Code(%d) mismatch!\n", evt_code));
+		goto _abort_event_;
+	}
+
+	/*  checking if event size match the event parm size */
+	if ((wlanevents[evt_code].parmsize != 0) &&
+			(wlanevents[evt_code].parmsize != evt_sz)) {
+
+		RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("\nEvent(%d) Parm Size mismatch (%d vs %d)!\n",
+			evt_code, wlanevents[evt_code].parmsize, evt_sz));
+		goto _abort_event_;
+
+	}
+
+	atomic_inc(&pevt_priv->event_seq);
+
+	peventbuf += 2;
+
+	if (peventbuf) {
+		event_callback = wlanevents[evt_code].event_callback;
+		event_callback(padapter, (u8 *)peventbuf);
+
+		pevt_priv->evt_done_cnt++;
+	}
+
+
+_abort_event_:
+
+
+	return H2C_SUCCESS;
+
+}
+
+u8 h2c_msg_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	if (!pbuf)
+		return H2C_PARAMETERS_ERROR;
+
+	return H2C_SUCCESS;
+}
+
+u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	struct sta_info *psta_bmc;
+	struct list_head	*xmitframe_plist, *xmitframe_phead;
+	struct xmit_frame *pxmitframe = NULL;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+	struct sta_priv  *pstapriv = &padapter->stapriv;
+
+	/* for BC/MC Frames */
+	psta_bmc = rtw_get_bcmc_stainfo(padapter);
+	if (!psta_bmc)
+		return H2C_SUCCESS;
+
+	if ((pstapriv->tim_bitmap&BIT(0)) && (psta_bmc->sleepq_len > 0)) {
+		msleep(10);/*  10ms, ATIM(HIQ) Windows */
+
+		/* spin_lock_bh(&psta_bmc->sleep_q.lock); */
+		spin_lock_bh(&pxmitpriv->lock);
+
+		xmitframe_phead = get_list_head(&psta_bmc->sleep_q);
+		xmitframe_plist = get_next(xmitframe_phead);
+
+		while (xmitframe_phead != xmitframe_plist) {
+			pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
+
+			xmitframe_plist = get_next(xmitframe_plist);
+
+			list_del_init(&pxmitframe->list);
+
+			psta_bmc->sleepq_len--;
+			if (psta_bmc->sleepq_len > 0)
+				pxmitframe->attrib.mdata = 1;
+			else
+				pxmitframe->attrib.mdata = 0;
+
+			pxmitframe->attrib.triggered = 1;
+
+			if (xmitframe_hiq_filter(pxmitframe) == true)
+				pxmitframe->attrib.qsel = 0x11;/* HIQ */
+
+			rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
+		}
+
+		/* spin_unlock_bh(&psta_bmc->sleep_q.lock); */
+		spin_unlock_bh(&pxmitpriv->lock);
+
+		/* check hi queue and bmc_sleepq */
+		rtw_chk_hi_queue_cmd(padapter);
+	}
+
+	return H2C_SUCCESS;
+}
+
+u8 tx_beacon_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	if (send_beacon(padapter) == _FAIL) {
+		DBG_871X("issue_beacon, fail!\n");
+		return H2C_PARAMETERS_ERROR;
+	}
+
+	/* tx bc/mc frames after update TIM */
+	chk_bmc_sleepq_hdl(padapter, NULL);
+
+	return H2C_SUCCESS;
+}
+
+int rtw_chk_start_clnt_join(struct adapter *padapter, u8 *ch, u8 *bw, u8 *offset)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	unsigned char cur_ch = pmlmeext->cur_channel;
+	unsigned char cur_bw = pmlmeext->cur_bwmode;
+	unsigned char cur_ch_offset = pmlmeext->cur_ch_offset;
+	bool connect_allow = true;
+
+	if (!ch || !bw || !offset) {
+		rtw_warn_on(1);
+		connect_allow = false;
+	}
+
+	if (connect_allow == true) {
+		DBG_871X("start_join_set_ch_bw: ch =%d, bwmode =%d, ch_offset =%d\n", cur_ch, cur_bw, cur_ch_offset);
+		*ch = cur_ch;
+		*bw = cur_bw;
+		*offset = cur_ch_offset;
+	}
+
+	return connect_allow == true ? _SUCCESS : _FAIL;
+}
+
+/* Find union about ch, bw, ch_offset of all linked/linking interfaces */
+int rtw_get_ch_setting_union(struct adapter *adapter, u8 *ch, u8 *bw, u8 *offset)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	struct adapter *iface;
+	struct mlme_ext_priv *mlmeext;
+	u8 ch_ret = 0;
+	u8 bw_ret = CHANNEL_WIDTH_20;
+	u8 offset_ret = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+
+	if (ch)
+		*ch = 0;
+	if (bw)
+		*bw = CHANNEL_WIDTH_20;
+	if (offset)
+		*offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+
+	iface = dvobj->padapters;
+	mlmeext = &iface->mlmeextpriv;
+
+	if (!check_fwstate(&iface->mlmepriv, _FW_LINKED|_FW_UNDER_LINKING))
+		return 0;
+
+	ch_ret = mlmeext->cur_channel;
+	bw_ret = mlmeext->cur_bwmode;
+	offset_ret = mlmeext->cur_ch_offset;
+
+	return 1;
+}
+
+u8 set_ch_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	struct set_ch_parm *set_ch_parm;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	if (!pbuf)
+		return H2C_PARAMETERS_ERROR;
+
+	set_ch_parm = (struct set_ch_parm *)pbuf;
+
+	DBG_871X(FUNC_NDEV_FMT" ch:%u, bw:%u, ch_offset:%u\n",
+		FUNC_NDEV_ARG(padapter->pnetdev),
+		set_ch_parm->ch, set_ch_parm->bw, set_ch_parm->ch_offset);
+
+	pmlmeext->cur_channel = set_ch_parm->ch;
+	pmlmeext->cur_ch_offset = set_ch_parm->ch_offset;
+	pmlmeext->cur_bwmode = set_ch_parm->bw;
+
+	set_channel_bwmode(padapter, set_ch_parm->ch, set_ch_parm->ch_offset, set_ch_parm->bw);
+
+	return	H2C_SUCCESS;
+}
+
+u8 set_chplan_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	struct SetChannelPlan_param *setChannelPlan_param;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	if (!pbuf)
+		return H2C_PARAMETERS_ERROR;
+
+	setChannelPlan_param = (struct SetChannelPlan_param *)pbuf;
+
+	pmlmeext->max_chan_nums = init_channel_set(padapter, setChannelPlan_param->channel_plan, pmlmeext->channel_set);
+	init_channel_list(padapter, pmlmeext->channel_set, pmlmeext->max_chan_nums, &pmlmeext->channel_list);
+
+	if ((padapter->rtw_wdev != NULL) && (padapter->rtw_wdev->wiphy)) {
+		struct regulatory_request request;
+		request.initiator = NL80211_REGDOM_SET_BY_DRIVER;
+		rtw_reg_notifier(padapter->rtw_wdev->wiphy, &request);
+	}
+
+	return	H2C_SUCCESS;
+}
+
+u8 led_blink_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	struct LedBlink_param *ledBlink_param;
+
+	if (!pbuf)
+		return H2C_PARAMETERS_ERROR;
+
+	ledBlink_param = (struct LedBlink_param *)pbuf;
+	return	H2C_SUCCESS;
+}
+
+u8 set_csa_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	return	H2C_REJECTED;
+}
+
+/*  TDLS_ESTABLISHED	: write RCR DATA BIT */
+/*  TDLS_CS_OFF		: go back to the channel linked with AP, terminating channel switch procedure */
+/*  TDLS_INIT_CH_SEN	: init channel sensing, receive all data and mgnt frame */
+/*  TDLS_DONE_CH_SEN: channel sensing and report candidate channel */
+/*  TDLS_OFF_CH		: first time set channel to off channel */
+/*  TDLS_BASE_CH		: go back tp the channel linked with AP when set base channel as target channel */
+/*  TDLS_P_OFF_CH	: periodically go to off channel */
+/*  TDLS_P_BASE_CH	: periodically go back to base channel */
+/*  TDLS_RS_RCR		: restore RCR */
+/*  TDLS_TEAR_STA	: free tdls sta */
+u8 tdls_hdl(struct adapter *padapter, unsigned char *pbuf)
+{
+	return H2C_REJECTED;
+}
+
+u8 run_in_thread_hdl(struct adapter *padapter, u8 *pbuf)
+{
+	struct RunInThread_param *p;
+
+
+	if (NULL == pbuf)
+		return H2C_PARAMETERS_ERROR;
+	p = (struct RunInThread_param *)pbuf;
+
+	if (p->func)
+		p->func(p->context);
+
+	return H2C_SUCCESS;
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_odm.c b/drivers/staging/rtl8723bs/core/rtw_odm.c
new file mode 100644
index 000000000000..5bc573386ad1
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_odm.c
@@ -0,0 +1,195 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2013 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <rtw_odm.h>
+#include <hal_data.h>
+
+static const char *odm_comp_str[] = {
+	/* BIT0 */"ODM_COMP_DIG",
+	/* BIT1 */"ODM_COMP_RA_MASK",
+	/* BIT2 */"ODM_COMP_DYNAMIC_TXPWR",
+	/* BIT3 */"ODM_COMP_FA_CNT",
+	/* BIT4 */"ODM_COMP_RSSI_MONITOR",
+	/* BIT5 */"ODM_COMP_CCK_PD",
+	/* BIT6 */"ODM_COMP_ANT_DIV",
+	/* BIT7 */"ODM_COMP_PWR_SAVE",
+	/* BIT8 */"ODM_COMP_PWR_TRAIN",
+	/* BIT9 */"ODM_COMP_RATE_ADAPTIVE",
+	/* BIT10 */"ODM_COMP_PATH_DIV",
+	/* BIT11 */"ODM_COMP_PSD",
+	/* BIT12 */"ODM_COMP_DYNAMIC_PRICCA",
+	/* BIT13 */"ODM_COMP_RXHP",
+	/* BIT14 */"ODM_COMP_MP",
+	/* BIT15 */"ODM_COMP_DYNAMIC_ATC",
+	/* BIT16 */"ODM_COMP_EDCA_TURBO",
+	/* BIT17 */"ODM_COMP_EARLY_MODE",
+	/* BIT18 */NULL,
+	/* BIT19 */NULL,
+	/* BIT20 */NULL,
+	/* BIT21 */NULL,
+	/* BIT22 */NULL,
+	/* BIT23 */NULL,
+	/* BIT24 */"ODM_COMP_TX_PWR_TRACK",
+	/* BIT25 */"ODM_COMP_RX_GAIN_TRACK",
+	/* BIT26 */"ODM_COMP_CALIBRATION",
+	/* BIT27 */NULL,
+	/* BIT28 */NULL,
+	/* BIT29 */NULL,
+	/* BIT30 */"ODM_COMP_COMMON",
+	/* BIT31 */"ODM_COMP_INIT",
+};
+
+#define RTW_ODM_COMP_MAX 32
+
+static const char *odm_ability_str[] = {
+	/* BIT0 */"ODM_BB_DIG",
+	/* BIT1 */"ODM_BB_RA_MASK",
+	/* BIT2 */"ODM_BB_DYNAMIC_TXPWR",
+	/* BIT3 */"ODM_BB_FA_CNT",
+	/* BIT4 */"ODM_BB_RSSI_MONITOR",
+	/* BIT5 */"ODM_BB_CCK_PD",
+	/* BIT6 */"ODM_BB_ANT_DIV",
+	/* BIT7 */"ODM_BB_PWR_SAVE",
+	/* BIT8 */"ODM_BB_PWR_TRAIN",
+	/* BIT9 */"ODM_BB_RATE_ADAPTIVE",
+	/* BIT10 */"ODM_BB_PATH_DIV",
+	/* BIT11 */"ODM_BB_PSD",
+	/* BIT12 */"ODM_BB_RXHP",
+	/* BIT13 */"ODM_BB_ADAPTIVITY",
+	/* BIT14 */"ODM_BB_DYNAMIC_ATC",
+	/* BIT15 */NULL,
+	/* BIT16 */"ODM_MAC_EDCA_TURBO",
+	/* BIT17 */"ODM_MAC_EARLY_MODE",
+	/* BIT18 */NULL,
+	/* BIT19 */NULL,
+	/* BIT20 */NULL,
+	/* BIT21 */NULL,
+	/* BIT22 */NULL,
+	/* BIT23 */NULL,
+	/* BIT24 */"ODM_RF_TX_PWR_TRACK",
+	/* BIT25 */"ODM_RF_RX_GAIN_TRACK",
+	/* BIT26 */"ODM_RF_CALIBRATION",
+};
+
+#define RTW_ODM_ABILITY_MAX 27
+
+static const char *odm_dbg_level_str[] = {
+	NULL,
+	"ODM_DBG_OFF",
+	"ODM_DBG_SERIOUS",
+	"ODM_DBG_WARNING",
+	"ODM_DBG_LOUD",
+	"ODM_DBG_TRACE",
+};
+
+#define RTW_ODM_DBG_LEVEL_NUM 6
+
+void rtw_odm_dbg_comp_msg(void *sel, struct adapter *adapter)
+{
+	u64 dbg_comp;
+	int i;
+
+	rtw_hal_get_def_var(adapter, HW_DEF_ODM_DBG_FLAG, &dbg_comp);
+	DBG_871X_SEL_NL(sel, "odm.DebugComponents = 0x%016llx\n", dbg_comp);
+	for (i = 0; i < RTW_ODM_COMP_MAX; i++) {
+		if (odm_comp_str[i])
+		DBG_871X_SEL_NL(sel, "%cBIT%-2d %s\n",
+			(BIT0 << i) & dbg_comp ? '+' : ' ', i, odm_comp_str[i]);
+	}
+}
+
+inline void rtw_odm_dbg_comp_set(struct adapter *adapter, u64 comps)
+{
+	rtw_hal_set_def_var(adapter, HW_DEF_ODM_DBG_FLAG, &comps);
+}
+
+void rtw_odm_dbg_level_msg(void *sel, struct adapter *adapter)
+{
+	u32 dbg_level;
+	int i;
+
+	rtw_hal_get_def_var(adapter, HW_DEF_ODM_DBG_LEVEL, &dbg_level);
+	DBG_871X_SEL_NL(sel, "odm.DebugLevel = %u\n", dbg_level);
+	for (i = 0; i < RTW_ODM_DBG_LEVEL_NUM; i++) {
+		if (odm_dbg_level_str[i])
+			DBG_871X_SEL_NL(sel, "%u %s\n", i, odm_dbg_level_str[i]);
+	}
+}
+
+inline void rtw_odm_dbg_level_set(struct adapter *adapter, u32 level)
+{
+	rtw_hal_set_def_var(adapter, HW_DEF_ODM_DBG_LEVEL, &level);
+}
+
+void rtw_odm_ability_msg(void *sel, struct adapter *adapter)
+{
+	u32 ability = 0;
+	int i;
+
+	rtw_hal_get_hwreg(adapter, HW_VAR_DM_FLAG, (u8 *)&ability);
+	DBG_871X_SEL_NL(sel, "odm.SupportAbility = 0x%08x\n", ability);
+	for (i = 0; i < RTW_ODM_ABILITY_MAX; i++) {
+		if (odm_ability_str[i])
+		DBG_871X_SEL_NL(sel, "%cBIT%-2d %s\n",
+			(BIT0 << i) & ability ? '+' : ' ', i, odm_ability_str[i]);
+	}
+}
+
+inline void rtw_odm_ability_set(struct adapter *adapter, u32 ability)
+{
+	rtw_hal_set_hwreg(adapter, HW_VAR_DM_FLAG, (u8 *)&ability);
+}
+
+void rtw_odm_adaptivity_parm_msg(void *sel, struct adapter *adapter)
+{
+	struct hal_com_data *pHalData = GET_HAL_DATA(adapter);
+	DM_ODM_T *odm = &pHalData->odmpriv;
+
+	DBG_871X_SEL_NL(sel, "%10s %16s %8s %10s %11s %14s\n"
+		, "TH_L2H_ini", "TH_EDCCA_HL_diff", "IGI_Base", "ForceEDCCA", "AdapEn_RSSI", "IGI_LowerBound");
+	DBG_871X_SEL_NL(sel, "0x%-8x %-16d 0x%-6x %-10d %-11u %-14u\n"
+		, (u8)odm->TH_L2H_ini
+		, odm->TH_EDCCA_HL_diff
+		, odm->IGI_Base
+		, odm->ForceEDCCA
+		, odm->AdapEn_RSSI
+		, odm->IGI_LowerBound
+	);
+}
+
+void rtw_odm_adaptivity_parm_set(struct adapter *adapter, s8 TH_L2H_ini, s8 TH_EDCCA_HL_diff,
+	s8 IGI_Base, bool ForceEDCCA, u8 AdapEn_RSSI, u8 IGI_LowerBound)
+{
+	struct hal_com_data *pHalData = GET_HAL_DATA(adapter);
+	DM_ODM_T *odm = &pHalData->odmpriv;
+
+	odm->TH_L2H_ini = TH_L2H_ini;
+	odm->TH_EDCCA_HL_diff = TH_EDCCA_HL_diff;
+	odm->IGI_Base = IGI_Base;
+	odm->ForceEDCCA = ForceEDCCA;
+	odm->AdapEn_RSSI = AdapEn_RSSI;
+	odm->IGI_LowerBound = IGI_LowerBound;
+}
+
+void rtw_odm_get_perpkt_rssi(void *sel, struct adapter *adapter)
+{
+	struct hal_com_data *hal_data = GET_HAL_DATA(adapter);
+	DM_ODM_T *odm = &(hal_data->odmpriv);
+
+	DBG_871X_SEL_NL(sel, "RxRate = %s, RSSI_A = %d(%%), RSSI_B = %d(%%)\n",
+	HDATA_RATE(odm->RxRate), odm->RSSI_A, odm->RSSI_B);
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c b/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c
new file mode 100644
index 000000000000..c5dd794dac4b
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c
@@ -0,0 +1,1421 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_PWRCTRL_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <hal_data.h>
+#include <linux/jiffies.h>
+
+
+void _ips_enter(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+
+	pwrpriv->bips_processing = true;
+
+	/*  syn ips_mode with request */
+	pwrpriv->ips_mode = pwrpriv->ips_mode_req;
+
+	pwrpriv->ips_enter_cnts++;
+	DBG_871X("==>ips_enter cnts:%d\n", pwrpriv->ips_enter_cnts);
+
+	if (rf_off == pwrpriv->change_rfpwrstate) {
+		pwrpriv->bpower_saving = true;
+		DBG_871X_LEVEL(_drv_always_, "nolinked power save enter\n");
+
+		if (pwrpriv->ips_mode == IPS_LEVEL_2)
+			pwrpriv->bkeepfwalive = true;
+
+		rtw_ips_pwr_down(padapter);
+		pwrpriv->rf_pwrstate = rf_off;
+	}
+	pwrpriv->bips_processing = false;
+
+}
+
+void ips_enter(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+
+
+	rtw_btcoex_IpsNotify(padapter, pwrpriv->ips_mode_req);
+
+	down(&pwrpriv->lock);
+	_ips_enter(padapter);
+	up(&pwrpriv->lock);
+}
+
+int _ips_leave(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	int result = _SUCCESS;
+
+	if ((pwrpriv->rf_pwrstate == rf_off) && (!pwrpriv->bips_processing)) {
+		pwrpriv->bips_processing = true;
+		pwrpriv->change_rfpwrstate = rf_on;
+		pwrpriv->ips_leave_cnts++;
+		DBG_871X("==>ips_leave cnts:%d\n", pwrpriv->ips_leave_cnts);
+
+		result = rtw_ips_pwr_up(padapter);
+		if (result == _SUCCESS) {
+			pwrpriv->rf_pwrstate = rf_on;
+		}
+		DBG_871X_LEVEL(_drv_always_, "nolinked power save leave\n");
+
+		DBG_871X("==> ips_leave.....LED(0x%08x)...\n", rtw_read32(padapter, 0x4c));
+		pwrpriv->bips_processing = false;
+
+		pwrpriv->bkeepfwalive = false;
+		pwrpriv->bpower_saving = false;
+	}
+
+	return result;
+}
+
+int ips_leave(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	int ret;
+
+	if (!is_primary_adapter(padapter))
+		return _SUCCESS;
+
+	down(&pwrpriv->lock);
+	ret = _ips_leave(padapter);
+	up(&pwrpriv->lock);
+
+	if (_SUCCESS == ret)
+		rtw_btcoex_IpsNotify(padapter, IPS_NONE);
+
+	return ret;
+}
+
+static bool rtw_pwr_unassociated_idle(struct adapter *adapter)
+{
+	struct adapter *buddy = adapter->pbuddy_adapter;
+	struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+	struct xmit_priv *pxmit_priv = &adapter->xmitpriv;
+
+	bool ret = false;
+
+	if (adapter_to_pwrctl(adapter)->bpower_saving == true) {
+		/* DBG_871X("%s: already in LPS or IPS mode\n", __func__); */
+		goto exit;
+	}
+
+	if (time_before(jiffies, adapter_to_pwrctl(adapter)->ips_deny_time)) {
+		/* DBG_871X("%s ips_deny_time\n", __func__); */
+		goto exit;
+	}
+
+	if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR)
+		|| check_fwstate(pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
+		|| check_fwstate(pmlmepriv, WIFI_AP_STATE)
+		|| check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
+	)
+		goto exit;
+
+	/* consider buddy, if exist */
+	if (buddy) {
+		struct mlme_priv *b_pmlmepriv = &(buddy->mlmepriv);
+
+		if (check_fwstate(b_pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR)
+			|| check_fwstate(b_pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
+			|| check_fwstate(b_pmlmepriv, WIFI_AP_STATE)
+			|| check_fwstate(b_pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
+		)
+			goto exit;
+	}
+
+	if (pxmit_priv->free_xmitbuf_cnt != NR_XMITBUFF ||
+		pxmit_priv->free_xmit_extbuf_cnt != NR_XMIT_EXTBUFF) {
+		DBG_871X_LEVEL(_drv_always_, "There are some pkts to transmit\n");
+		DBG_871X_LEVEL(_drv_always_, "free_xmitbuf_cnt: %d, free_xmit_extbuf_cnt: %d\n",
+			pxmit_priv->free_xmitbuf_cnt, pxmit_priv->free_xmit_extbuf_cnt);
+		goto exit;
+	}
+
+	ret = true;
+
+exit:
+	return ret;
+}
+
+
+/*
+ * ATTENTION:
+ *rtw_ps_processor() doesn't handle LPS.
+ */
+void rtw_ps_processor(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+	u32 ps_deny = 0;
+
+	down(&adapter_to_pwrctl(padapter)->lock);
+	ps_deny = rtw_ps_deny_get(padapter);
+	up(&adapter_to_pwrctl(padapter)->lock);
+	if (ps_deny != 0) {
+		DBG_871X(FUNC_ADPT_FMT ": ps_deny = 0x%08X, skip power save!\n",
+			FUNC_ADPT_ARG(padapter), ps_deny);
+		goto exit;
+	}
+
+	if (pwrpriv->bInSuspend == true) {/* system suspend or autosuspend */
+		pdbgpriv->dbg_ps_insuspend_cnt++;
+		DBG_871X("%s, pwrpriv->bInSuspend == true ignore this process\n", __func__);
+		return;
+	}
+
+	pwrpriv->ps_processing = true;
+
+	if (pwrpriv->ips_mode_req == IPS_NONE)
+		goto exit;
+
+	if (rtw_pwr_unassociated_idle(padapter) == false)
+		goto exit;
+
+	if ((pwrpriv->rf_pwrstate == rf_on) && ((pwrpriv->pwr_state_check_cnts%4) == 0)) {
+		DBG_871X("==>%s\n", __func__);
+		pwrpriv->change_rfpwrstate = rf_off;
+		{
+			ips_enter(padapter);
+		}
+	}
+exit:
+	pwrpriv->ps_processing = false;
+	return;
+}
+
+void pwr_state_check_handler(RTW_TIMER_HDL_ARGS);
+void pwr_state_check_handler(RTW_TIMER_HDL_ARGS)
+{
+	struct adapter *padapter = (struct adapter *)FunctionContext;
+	rtw_ps_cmd(padapter);
+}
+
+void traffic_check_for_leave_lps(struct adapter *padapter, u8 tx, u32 tx_packets)
+{
+	static unsigned long start_time = 0;
+	static u32 xmit_cnt = 0;
+	u8 bLeaveLPS = false;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+
+
+	if (tx) { /* from tx */
+		xmit_cnt += tx_packets;
+
+		if (start_time == 0)
+			start_time = jiffies;
+
+		if (jiffies_to_msecs(jiffies - start_time) > 2000) { /*  2 sec == watch dog timer */
+			if (xmit_cnt > 8) {
+				if ((adapter_to_pwrctl(padapter)->bLeisurePs)
+					&& (adapter_to_pwrctl(padapter)->pwr_mode != PS_MODE_ACTIVE)
+					&& (rtw_btcoex_IsBtControlLps(padapter) == false)
+					) {
+					DBG_871X("leave lps via Tx = %d\n", xmit_cnt);
+					bLeaveLPS = true;
+				}
+			}
+
+			start_time = jiffies;
+			xmit_cnt = 0;
+		}
+
+	} else { /*  from rx path */
+		if (pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod > 4/*2*/) {
+			if ((adapter_to_pwrctl(padapter)->bLeisurePs)
+				&& (adapter_to_pwrctl(padapter)->pwr_mode != PS_MODE_ACTIVE)
+				&& (rtw_btcoex_IsBtControlLps(padapter) == false)
+				) {
+				DBG_871X("leave lps via Rx = %d\n", pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod);
+				bLeaveLPS = true;
+			}
+		}
+	}
+
+	if (bLeaveLPS)
+		/* DBG_871X("leave lps via %s, Tx = %d, Rx = %d\n", tx?"Tx":"Rx", pmlmepriv->LinkDetectInfo.NumTxOkInPeriod, pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod); */
+		/* rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 1); */
+		rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, tx?0:1);
+}
+
+/*
+ * Description:
+ *This function MUST be called under power lock protect
+ *
+ * Parameters
+ *padapter
+ *pslv			power state level, only could be PS_STATE_S0 ~ PS_STATE_S4
+ *
+ */
+void rtw_set_rpwm(struct adapter *padapter, u8 pslv)
+{
+	u8 rpwm;
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	u8 cpwm_orig;
+
+	pslv = PS_STATE(pslv);
+
+	if (pwrpriv->brpwmtimeout == true) {
+		DBG_871X("%s: RPWM timeout, force to set RPWM(0x%02X) again!\n", __func__, pslv);
+	} else{
+		if ((pwrpriv->rpwm == pslv)
+			|| ((pwrpriv->rpwm >= PS_STATE_S2) && (pslv >= PS_STATE_S2))) {
+			RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
+				("%s: Already set rpwm[0x%02X], new = 0x%02X!\n", __func__, pwrpriv->rpwm, pslv));
+			return;
+		}
+	}
+
+	if ((padapter->bSurpriseRemoved == true) ||
+		(padapter->hw_init_completed == false)) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
+				 ("%s: SurpriseRemoved(%d) hw_init_completed(%d)\n",
+				  __func__, padapter->bSurpriseRemoved, padapter->hw_init_completed));
+
+		pwrpriv->cpwm = PS_STATE_S4;
+
+		return;
+	}
+
+	if (padapter->bDriverStopped == true) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
+				 ("%s: change power state(0x%02X) when DriverStopped\n", __func__, pslv));
+
+		if (pslv < PS_STATE_S2) {
+			RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
+					 ("%s: Reject to enter PS_STATE(0x%02X) lower than S2 when DriverStopped!!\n", __func__, pslv));
+			return;
+		}
+	}
+
+	rpwm = pslv | pwrpriv->tog;
+	/*  only when from PS_STATE S0/S1 to S2 and higher needs ACK */
+	if ((pwrpriv->cpwm < PS_STATE_S2) && (pslv >= PS_STATE_S2))
+		rpwm |= PS_ACK;
+	RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
+			 ("rtw_set_rpwm: rpwm = 0x%02x cpwm = 0x%02x\n", rpwm, pwrpriv->cpwm));
+
+	pwrpriv->rpwm = pslv;
+
+	cpwm_orig = 0;
+	if (rpwm & PS_ACK)
+		rtw_hal_get_hwreg(padapter, HW_VAR_CPWM, &cpwm_orig);
+
+	if (rpwm & PS_ACK)
+		_set_timer(&pwrpriv->pwr_rpwm_timer, LPS_RPWM_WAIT_MS);
+	rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&rpwm));
+
+	pwrpriv->tog += 0x80;
+
+	/*  No LPS 32K, No Ack */
+	if (rpwm & PS_ACK) {
+		unsigned long start_time;
+		u8 cpwm_now;
+		u8 poll_cnt = 0;
+
+		start_time = jiffies;
+
+		/*  polling cpwm */
+		do {
+			mdelay(1);
+			poll_cnt++;
+			rtw_hal_get_hwreg(padapter, HW_VAR_CPWM, &cpwm_now);
+			if ((cpwm_orig ^ cpwm_now) & 0x80) {
+				pwrpriv->cpwm = PS_STATE_S4;
+				pwrpriv->cpwm_tog = cpwm_now & PS_TOGGLE;
+				break;
+			}
+
+			if (jiffies_to_msecs(jiffies - start_time) > LPS_RPWM_WAIT_MS) {
+				DBG_871X("%s: polling cpwm timeout! poll_cnt =%d, cpwm_orig =%02x, cpwm_now =%02x\n", __func__, poll_cnt, cpwm_orig, cpwm_now);
+				_set_timer(&pwrpriv->pwr_rpwm_timer, 1);
+				break;
+			}
+		} while (1);
+	} else
+		pwrpriv->cpwm = pslv;
+}
+
+static u8 PS_RDY_CHECK(struct adapter *padapter)
+{
+	unsigned long curr_time, delta_time;
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+
+#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
+	if (true == pwrpriv->bInSuspend && pwrpriv->wowlan_mode)
+		return true;
+	else if (true == pwrpriv->bInSuspend && pwrpriv->wowlan_ap_mode)
+		return true;
+	else if (true == pwrpriv->bInSuspend)
+		return false;
+#else
+	if (true == pwrpriv->bInSuspend)
+		return false;
+#endif
+
+	curr_time = jiffies;
+
+	delta_time = curr_time - pwrpriv->DelayLPSLastTimeStamp;
+
+	if (delta_time < LPS_DELAY_TIME)
+		return false;
+
+	if (check_fwstate(pmlmepriv, WIFI_SITE_MONITOR)
+		|| check_fwstate(pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
+		|| check_fwstate(pmlmepriv, WIFI_AP_STATE)
+		|| check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
+		|| rtw_is_scan_deny(padapter)
+	)
+		return false;
+
+	if ((padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) && (padapter->securitypriv.binstallGrpkey == false)) {
+		DBG_871X("Group handshake still in progress !!!\n");
+		return false;
+	}
+
+	if (!rtw_cfg80211_pwr_mgmt(padapter))
+		return false;
+
+	return true;
+}
+
+void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode, const char *msg)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
+	struct debug_priv *pdbgpriv = &padapter->dvobj->drv_dbg;
+#endif
+
+	RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
+			 ("%s: PowerMode =%d Smart_PS =%d\n",
+			  __func__, ps_mode, smart_ps));
+
+	if (ps_mode > PM_Card_Disable) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_, ("ps_mode:%d error\n", ps_mode));
+		return;
+	}
+
+	if (pwrpriv->pwr_mode == ps_mode)
+		if (PS_MODE_ACTIVE == ps_mode)
+			return;
+
+
+	down(&pwrpriv->lock);
+
+	/* if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) */
+	if (ps_mode == PS_MODE_ACTIVE) {
+		if (1
+			&& (((rtw_btcoex_IsBtControlLps(padapter) == false)
+					)
+				|| ((rtw_btcoex_IsBtControlLps(padapter) == true)
+					&& (rtw_btcoex_IsLpsOn(padapter) == false))
+				)
+			) {
+			DBG_871X(FUNC_ADPT_FMT" Leave 802.11 power save - %s\n",
+				FUNC_ADPT_ARG(padapter), msg);
+
+			pwrpriv->pwr_mode = ps_mode;
+			rtw_set_rpwm(padapter, PS_STATE_S4);
+
+#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
+			if (pwrpriv->wowlan_mode == true ||
+					pwrpriv->wowlan_ap_mode == true) {
+				unsigned long start_time;
+				u32 delay_ms;
+				u8 val8;
+				delay_ms = 20;
+				start_time = jiffies;
+				do {
+					rtw_hal_get_hwreg(padapter, HW_VAR_SYS_CLKR, &val8);
+					if (!(val8 & BIT(4))) { /* 0x08 bit4 = 1 --> in 32k, bit4 = 0 --> leave 32k */
+						pwrpriv->cpwm = PS_STATE_S4;
+						break;
+					}
+					if (jiffies_to_msecs(jiffies - start_time) > delay_ms) {
+						DBG_871X("%s: Wait for FW 32K leave more than %u ms!!!\n",
+								__func__, delay_ms);
+						pdbgpriv->dbg_wow_leave_ps_fail_cnt++;
+						break;
+					}
+					msleep(1);
+				} while (1);
+			}
+#endif
+			rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode));
+			pwrpriv->bFwCurrentInPSMode = false;
+
+			rtw_btcoex_LpsNotify(padapter, ps_mode);
+		}
+	} else{
+		if ((PS_RDY_CHECK(padapter) && check_fwstate(&padapter->mlmepriv, WIFI_ASOC_STATE))
+			|| ((rtw_btcoex_IsBtControlLps(padapter) == true)
+				&& (rtw_btcoex_IsLpsOn(padapter) == true))
+			) {
+			u8 pslv;
+
+			DBG_871X(FUNC_ADPT_FMT" Enter 802.11 power save - %s\n",
+				FUNC_ADPT_ARG(padapter), msg);
+
+			rtw_btcoex_LpsNotify(padapter, ps_mode);
+
+			pwrpriv->bFwCurrentInPSMode = true;
+			pwrpriv->pwr_mode = ps_mode;
+			pwrpriv->smart_ps = smart_ps;
+			pwrpriv->bcn_ant_mode = bcn_ant_mode;
+			rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode));
+
+			pslv = PS_STATE_S2;
+			if (pwrpriv->alives == 0)
+				pslv = PS_STATE_S0;
+
+			if ((rtw_btcoex_IsBtDisabled(padapter) == false)
+				&& (rtw_btcoex_IsBtControlLps(padapter) == true)) {
+				u8 val8;
+
+				val8 = rtw_btcoex_LpsVal(padapter);
+				if (val8 & BIT(4))
+					pslv = PS_STATE_S2;
+			}
+
+			rtw_set_rpwm(padapter, pslv);
+		}
+	}
+
+	up(&pwrpriv->lock);
+}
+
+/*
+ * Return:
+ *0:	Leave OK
+ *-1:	Timeout
+ *-2:	Other error
+ */
+s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms)
+{
+	unsigned long start_time;
+	u8 bAwake = false;
+	s32 err = 0;
+
+
+	start_time = jiffies;
+	while (1) {
+		rtw_hal_get_hwreg(padapter, HW_VAR_FWLPS_RF_ON, &bAwake);
+		if (true == bAwake)
+			break;
+
+		if (true == padapter->bSurpriseRemoved) {
+			err = -2;
+			DBG_871X("%s: device surprise removed!!\n", __func__);
+			break;
+		}
+
+		if (jiffies_to_msecs(jiffies - start_time) > delay_ms) {
+			err = -1;
+			DBG_871X("%s: Wait for FW LPS leave more than %u ms!!!\n", __func__, delay_ms);
+			break;
+		}
+		msleep(1);
+	}
+
+	return err;
+}
+
+/*  */
+/* 	Description: */
+/* 		Enter the leisure power save mode. */
+/*  */
+void LPS_Enter(struct adapter *padapter, const char *msg)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
+	struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(dvobj);
+	int n_assoc_iface = 0;
+	char buf[32] = {0};
+
+	if (rtw_btcoex_IsBtControlLps(padapter) == true)
+		return;
+
+	/* Skip lps enter request if number of assocated adapters is not 1 */
+	if (check_fwstate(&(dvobj->padapters->mlmepriv), WIFI_ASOC_STATE))
+		n_assoc_iface++;
+	if (n_assoc_iface != 1)
+		return;
+
+	/* Skip lps enter request for adapter not port0 */
+	if (get_iface_type(padapter) != IFACE_PORT0)
+		return;
+
+	if (PS_RDY_CHECK(dvobj->padapters) == false)
+			return;
+
+	if (pwrpriv->bLeisurePs) {
+		/*  Idle for a while if we connect to AP a while ago. */
+		if (pwrpriv->LpsIdleCount >= 2) { /*   4 Sec */
+			if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) {
+				sprintf(buf, "WIFI-%s", msg);
+				pwrpriv->bpower_saving = true;
+				rtw_set_ps_mode(padapter, pwrpriv->power_mgnt, padapter->registrypriv.smart_ps, 0, buf);
+			}
+		} else
+			pwrpriv->LpsIdleCount++;
+	}
+
+/* 	DBG_871X("-LeisurePSEnter\n"); */
+}
+
+/*  */
+/* 	Description: */
+/* 		Leave the leisure power save mode. */
+/*  */
+void LPS_Leave(struct adapter *padapter, const char *msg)
+{
+#define LPS_LEAVE_TIMEOUT_MS 100
+
+	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
+	struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(dvobj);
+	char buf[32] = {0};
+
+/* 	DBG_871X("+LeisurePSLeave\n"); */
+
+	if (rtw_btcoex_IsBtControlLps(padapter) == true)
+		return;
+
+	if (pwrpriv->bLeisurePs) {
+		if (pwrpriv->pwr_mode != PS_MODE_ACTIVE) {
+			sprintf(buf, "WIFI-%s", msg);
+			rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, buf);
+
+			if (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
+				LPS_RF_ON_check(padapter, LPS_LEAVE_TIMEOUT_MS);
+		}
+	}
+
+	pwrpriv->bpower_saving = false;
+/* 	DBG_871X("-LeisurePSLeave\n"); */
+
+}
+
+void LeaveAllPowerSaveModeDirect(struct adapter *Adapter)
+{
+	struct adapter *pri_padapter = GET_PRIMARY_ADAPTER(Adapter);
+	struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(Adapter);
+
+	DBG_871X("%s.....\n", __func__);
+
+	if (true == Adapter->bSurpriseRemoved) {
+		DBG_871X(FUNC_ADPT_FMT ": bSurpriseRemoved =%d Skip!\n",
+			FUNC_ADPT_ARG(Adapter), Adapter->bSurpriseRemoved);
+		return;
+	}
+
+	if ((check_fwstate(pmlmepriv, _FW_LINKED) == true)) { /* connect */
+
+		if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) {
+			DBG_871X("%s: Driver Already Leave LPS\n", __func__);
+			return;
+		}
+
+		down(&pwrpriv->lock);
+
+		rtw_set_rpwm(Adapter, PS_STATE_S4);
+
+	up(&pwrpriv->lock);
+
+		rtw_lps_ctrl_wk_cmd(pri_padapter, LPS_CTRL_LEAVE, 0);
+	} else{
+		if (pwrpriv->rf_pwrstate == rf_off)
+			if (false == ips_leave(pri_padapter))
+				DBG_871X("======> ips_leave fail.............\n");
+	}
+}
+
+/*  */
+/*  Description: Leave all power save mode: LPS, FwLPS, IPS if needed. */
+/*  Move code to function by tynli. 2010.03.26. */
+/*  */
+void LeaveAllPowerSaveMode(struct adapter *Adapter)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(Adapter);
+	u8 enqueue = 0;
+	int n_assoc_iface = 0;
+
+	if (!Adapter->bup) {
+		DBG_871X(FUNC_ADPT_FMT ": bup =%d Skip!\n",
+			FUNC_ADPT_ARG(Adapter), Adapter->bup);
+		return;
+	}
+
+	if (Adapter->bSurpriseRemoved) {
+		DBG_871X(FUNC_ADPT_FMT ": bSurpriseRemoved =%d Skip!\n",
+			FUNC_ADPT_ARG(Adapter), Adapter->bSurpriseRemoved);
+		return;
+	}
+
+	if (check_fwstate(&(dvobj->padapters->mlmepriv), WIFI_ASOC_STATE))
+		n_assoc_iface++;
+
+	if (n_assoc_iface) { /* connect */
+		enqueue = 1;
+
+		rtw_lps_ctrl_wk_cmd(Adapter, LPS_CTRL_LEAVE, enqueue);
+
+		LPS_Leave_check(Adapter);
+	} else {
+		if (adapter_to_pwrctl(Adapter)->rf_pwrstate == rf_off) {
+			if (false == ips_leave(Adapter))
+				DBG_871X("======> ips_leave fail.............\n");
+		}
+	}
+}
+
+void LPS_Leave_check(
+	struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrpriv;
+	unsigned long	start_time;
+	u8 bReady;
+
+	pwrpriv = adapter_to_pwrctl(padapter);
+
+	bReady = false;
+	start_time = jiffies;
+
+	yield();
+
+	while (1) {
+		down(&pwrpriv->lock);
+
+		if ((padapter->bSurpriseRemoved == true)
+			|| (padapter->hw_init_completed == false)
+			|| (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
+			)
+			bReady = true;
+
+		up(&pwrpriv->lock);
+
+		if (true == bReady)
+			break;
+
+		if (jiffies_to_msecs(jiffies - start_time) > 100) {
+			DBG_871X("Wait for cpwm event  than 100 ms!!!\n");
+			break;
+		}
+		msleep(1);
+	}
+}
+
+/*
+ * Caller:ISR handler...
+ *
+ * This will be called when CPWM interrupt is up.
+ *
+ * using to update cpwn of drv; and drv willl make a decision to up or down pwr level
+ */
+void cpwm_int_hdl(
+	struct adapter *padapter,
+	struct reportpwrstate_parm *preportpwrstate)
+{
+	struct pwrctrl_priv *pwrpriv;
+
+	pwrpriv = adapter_to_pwrctl(padapter);
+
+	down(&pwrpriv->lock);
+
+	if (pwrpriv->rpwm < PS_STATE_S2) {
+		DBG_871X("%s: Redundant CPWM Int. RPWM = 0x%02X CPWM = 0x%02x\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
+		up(&pwrpriv->lock);
+		goto exit;
+	}
+
+	pwrpriv->cpwm = PS_STATE(preportpwrstate->state);
+	pwrpriv->cpwm_tog = preportpwrstate->state & PS_TOGGLE;
+
+	if (pwrpriv->cpwm >= PS_STATE_S2) {
+		if (pwrpriv->alives & CMD_ALIVE)
+			up(&padapter->cmdpriv.cmd_queue_sema);
+
+		if (pwrpriv->alives & XMIT_ALIVE)
+			up(&padapter->xmitpriv.xmit_sema);
+	}
+
+	up(&pwrpriv->lock);
+
+exit:
+	RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
+			 ("cpwm_int_hdl: cpwm = 0x%02x\n", pwrpriv->cpwm));
+}
+
+static void cpwm_event_callback(struct work_struct *work)
+{
+	struct pwrctrl_priv *pwrpriv = container_of(work, struct pwrctrl_priv, cpwm_event);
+	struct dvobj_priv *dvobj = pwrctl_to_dvobj(pwrpriv);
+	struct adapter *adapter = dvobj->if1;
+	struct reportpwrstate_parm report;
+
+	/* DBG_871X("%s\n", __func__); */
+
+	report.state = PS_STATE_S2;
+	cpwm_int_hdl(adapter, &report);
+}
+
+static void rpwmtimeout_workitem_callback(struct work_struct *work)
+{
+	struct adapter *padapter;
+	struct dvobj_priv *dvobj;
+	struct pwrctrl_priv *pwrpriv;
+
+
+	pwrpriv = container_of(work, struct pwrctrl_priv, rpwmtimeoutwi);
+	dvobj = pwrctl_to_dvobj(pwrpriv);
+	padapter = dvobj->if1;
+/* 	DBG_871X("+%s: rpwm = 0x%02X cpwm = 0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm); */
+
+	down(&pwrpriv->lock);
+	if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2)) {
+		DBG_871X("%s: rpwm = 0x%02X cpwm = 0x%02X CPWM done!\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
+		goto exit;
+	}
+	up(&pwrpriv->lock);
+
+	if (rtw_read8(padapter, 0x100) != 0xEA) {
+		struct reportpwrstate_parm report;
+
+		report.state = PS_STATE_S2;
+		DBG_871X("\n%s: FW already leave 32K!\n\n", __func__);
+		cpwm_int_hdl(padapter, &report);
+
+		return;
+	}
+
+	down(&pwrpriv->lock);
+
+	if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2)) {
+		DBG_871X("%s: cpwm =%d, nothing to do!\n", __func__, pwrpriv->cpwm);
+		goto exit;
+	}
+	pwrpriv->brpwmtimeout = true;
+	rtw_set_rpwm(padapter, pwrpriv->rpwm);
+	pwrpriv->brpwmtimeout = false;
+
+exit:
+	up(&pwrpriv->lock);
+}
+
+/*
+ * This function is a timer handler, can't do any IO in it.
+ */
+static void pwr_rpwm_timeout_handler(void *FunctionContext)
+{
+	struct adapter *padapter;
+	struct pwrctrl_priv *pwrpriv;
+
+
+	padapter = (struct adapter *)FunctionContext;
+	pwrpriv = adapter_to_pwrctl(padapter);
+	DBG_871X("+%s: rpwm = 0x%02X cpwm = 0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
+
+	if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2)) {
+		DBG_871X("+%s: cpwm =%d, nothing to do!\n", __func__, pwrpriv->cpwm);
+		return;
+	}
+
+	_set_workitem(&pwrpriv->rpwmtimeoutwi);
+}
+
+static __inline void register_task_alive(struct pwrctrl_priv *pwrctrl, u32 tag)
+{
+	pwrctrl->alives |= tag;
+}
+
+static __inline void unregister_task_alive(struct pwrctrl_priv *pwrctrl, u32 tag)
+{
+	pwrctrl->alives &= ~tag;
+}
+
+
+/*
+ * Description:
+ *Check if the fw_pwrstate is okay for I/O.
+ *If not (cpwm is less than S2), then the sub-routine
+ *will raise the cpwm to be greater than or equal to S2.
+ *
+ *Calling Context: Passive
+ *
+ *Constraint:
+ *	1. this function will request pwrctrl->lock
+ *
+ * Return Value:
+ *_SUCCESS	hardware is ready for I/O
+ *_FAIL		can't I/O right now
+ */
+s32 rtw_register_task_alive(struct adapter *padapter, u32 task)
+{
+	s32 res;
+	struct pwrctrl_priv *pwrctrl;
+	u8 pslv;
+
+	res = _SUCCESS;
+	pwrctrl = adapter_to_pwrctl(padapter);
+	pslv = PS_STATE_S2;
+
+	down(&pwrctrl->lock);
+
+	register_task_alive(pwrctrl, task);
+
+	if (pwrctrl->bFwCurrentInPSMode == true) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
+				 ("%s: task = 0x%x cpwm = 0x%02x alives = 0x%08x\n",
+				  __func__, task, pwrctrl->cpwm, pwrctrl->alives));
+
+		if (pwrctrl->cpwm < pslv) {
+			if (pwrctrl->cpwm < PS_STATE_S2)
+				res = _FAIL;
+			if (pwrctrl->rpwm < pslv)
+				rtw_set_rpwm(padapter, pslv);
+		}
+	}
+
+	up(&pwrctrl->lock);
+
+	if (_FAIL == res)
+		if (pwrctrl->cpwm >= PS_STATE_S2)
+			res = _SUCCESS;
+
+	return res;
+}
+
+/*
+ * Description:
+ *If task is done, call this func. to power down firmware again.
+ *
+ *Constraint:
+ *	1. this function will request pwrctrl->lock
+ *
+ * Return Value:
+ *none
+ */
+void rtw_unregister_task_alive(struct adapter *padapter, u32 task)
+{
+	struct pwrctrl_priv *pwrctrl;
+	u8 pslv;
+
+	pwrctrl = adapter_to_pwrctl(padapter);
+	pslv = PS_STATE_S0;
+
+	if ((rtw_btcoex_IsBtDisabled(padapter) == false)
+		&& (rtw_btcoex_IsBtControlLps(padapter) == true)) {
+		u8 val8;
+
+		val8 = rtw_btcoex_LpsVal(padapter);
+		if (val8 & BIT(4))
+			pslv = PS_STATE_S2;
+	}
+
+	down(&pwrctrl->lock);
+
+	unregister_task_alive(pwrctrl, task);
+
+	if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE)
+		&& (pwrctrl->bFwCurrentInPSMode == true)) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
+				 ("%s: cpwm = 0x%02x alives = 0x%08x\n",
+				  __func__, pwrctrl->cpwm, pwrctrl->alives));
+
+		if (pwrctrl->cpwm > pslv)
+			if ((pslv >= PS_STATE_S2) || (pwrctrl->alives == 0))
+				rtw_set_rpwm(padapter, pslv);
+
+	}
+
+	up(&pwrctrl->lock);
+}
+
+/*
+ * Caller: rtw_xmit_thread
+ *
+ * Check if the fw_pwrstate is okay for xmit.
+ * If not (cpwm is less than S3), then the sub-routine
+ * will raise the cpwm to be greater than or equal to S3.
+ *
+ * Calling Context: Passive
+ *
+ * Return Value:
+ * _SUCCESS	rtw_xmit_thread can write fifo/txcmd afterwards.
+ * _FAIL		rtw_xmit_thread can not do anything.
+ */
+s32 rtw_register_tx_alive(struct adapter *padapter)
+{
+	s32 res;
+	struct pwrctrl_priv *pwrctrl;
+	u8 pslv;
+
+	res = _SUCCESS;
+	pwrctrl = adapter_to_pwrctl(padapter);
+	pslv = PS_STATE_S2;
+
+	down(&pwrctrl->lock);
+
+	register_task_alive(pwrctrl, XMIT_ALIVE);
+
+	if (pwrctrl->bFwCurrentInPSMode == true) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
+				 ("rtw_register_tx_alive: cpwm = 0x%02x alives = 0x%08x\n",
+				  pwrctrl->cpwm, pwrctrl->alives));
+
+		if (pwrctrl->cpwm < pslv) {
+			if (pwrctrl->cpwm < PS_STATE_S2)
+				res = _FAIL;
+			if (pwrctrl->rpwm < pslv)
+				rtw_set_rpwm(padapter, pslv);
+		}
+	}
+
+	up(&pwrctrl->lock);
+
+	if (_FAIL == res)
+		if (pwrctrl->cpwm >= PS_STATE_S2)
+			res = _SUCCESS;
+
+	return res;
+}
+
+/*
+ * Caller: rtw_cmd_thread
+ *
+ * Check if the fw_pwrstate is okay for issuing cmd.
+ * If not (cpwm should be is less than S2), then the sub-routine
+ * will raise the cpwm to be greater than or equal to S2.
+ *
+ * Calling Context: Passive
+ *
+ * Return Value:
+ *_SUCCESS	rtw_cmd_thread can issue cmds to firmware afterwards.
+ *_FAIL		rtw_cmd_thread can not do anything.
+ */
+s32 rtw_register_cmd_alive(struct adapter *padapter)
+{
+	s32 res;
+	struct pwrctrl_priv *pwrctrl;
+	u8 pslv;
+
+	res = _SUCCESS;
+	pwrctrl = adapter_to_pwrctl(padapter);
+	pslv = PS_STATE_S2;
+
+	down(&pwrctrl->lock);
+
+	register_task_alive(pwrctrl, CMD_ALIVE);
+
+	if (pwrctrl->bFwCurrentInPSMode == true) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_info_,
+				 ("rtw_register_cmd_alive: cpwm = 0x%02x alives = 0x%08x\n",
+				  pwrctrl->cpwm, pwrctrl->alives));
+
+		if (pwrctrl->cpwm < pslv) {
+			if (pwrctrl->cpwm < PS_STATE_S2)
+				res = _FAIL;
+			if (pwrctrl->rpwm < pslv)
+				rtw_set_rpwm(padapter, pslv);
+		}
+	}
+
+	up(&pwrctrl->lock);
+
+	if (_FAIL == res)
+		if (pwrctrl->cpwm >= PS_STATE_S2)
+			res = _SUCCESS;
+
+	return res;
+}
+
+/*
+ * Caller: ISR
+ *
+ * If ISR's txdone,
+ * No more pkts for TX,
+ * Then driver shall call this fun. to power down firmware again.
+ */
+void rtw_unregister_tx_alive(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrctrl;
+	u8 pslv;
+
+	pwrctrl = adapter_to_pwrctl(padapter);
+	pslv = PS_STATE_S0;
+
+	if ((rtw_btcoex_IsBtDisabled(padapter) == false)
+		&& (rtw_btcoex_IsBtControlLps(padapter) == true)) {
+		u8 val8;
+
+		val8 = rtw_btcoex_LpsVal(padapter);
+		if (val8 & BIT(4))
+			pslv = PS_STATE_S2;
+	}
+
+	down(&pwrctrl->lock);
+
+	unregister_task_alive(pwrctrl, XMIT_ALIVE);
+
+	if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE)
+		&& (pwrctrl->bFwCurrentInPSMode == true)) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
+				 ("%s: cpwm = 0x%02x alives = 0x%08x\n",
+				  __func__, pwrctrl->cpwm, pwrctrl->alives));
+
+		if (pwrctrl->cpwm > pslv)
+			if ((pslv >= PS_STATE_S2) || (pwrctrl->alives == 0))
+				rtw_set_rpwm(padapter, pslv);
+	}
+
+	up(&pwrctrl->lock);
+}
+
+/*
+ * Caller: ISR
+ *
+ * If all commands have been done,
+ * and no more command to do,
+ * then driver shall call this fun. to power down firmware again.
+ */
+void rtw_unregister_cmd_alive(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrctrl;
+	u8 pslv;
+
+	pwrctrl = adapter_to_pwrctl(padapter);
+	pslv = PS_STATE_S0;
+
+	if ((rtw_btcoex_IsBtDisabled(padapter) == false)
+		&& (rtw_btcoex_IsBtControlLps(padapter) == true)) {
+		u8 val8;
+
+		val8 = rtw_btcoex_LpsVal(padapter);
+		if (val8 & BIT(4))
+			pslv = PS_STATE_S2;
+	}
+
+	down(&pwrctrl->lock);
+
+	unregister_task_alive(pwrctrl, CMD_ALIVE);
+
+	if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE)
+		&& (pwrctrl->bFwCurrentInPSMode == true)) {
+		RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_info_,
+				 ("%s: cpwm = 0x%02x alives = 0x%08x\n",
+				  __func__, pwrctrl->cpwm, pwrctrl->alives));
+
+		if (pwrctrl->cpwm > pslv) {
+			if ((pslv >= PS_STATE_S2) || (pwrctrl->alives == 0))
+				rtw_set_rpwm(padapter, pslv);
+		}
+	}
+
+	up(&pwrctrl->lock);
+}
+
+void rtw_init_pwrctrl_priv(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
+
+	sema_init(&pwrctrlpriv->lock, 1);
+	sema_init(&pwrctrlpriv->check_32k_lock, 1);
+	pwrctrlpriv->rf_pwrstate = rf_on;
+	pwrctrlpriv->ips_enter_cnts = 0;
+	pwrctrlpriv->ips_leave_cnts = 0;
+	pwrctrlpriv->bips_processing = false;
+
+	pwrctrlpriv->ips_mode = padapter->registrypriv.ips_mode;
+	pwrctrlpriv->ips_mode_req = padapter->registrypriv.ips_mode;
+
+	pwrctrlpriv->pwr_state_check_interval = RTW_PWR_STATE_CHK_INTERVAL;
+	pwrctrlpriv->pwr_state_check_cnts = 0;
+	pwrctrlpriv->bInternalAutoSuspend = false;
+	pwrctrlpriv->bInSuspend = false;
+	pwrctrlpriv->bkeepfwalive = false;
+
+	pwrctrlpriv->LpsIdleCount = 0;
+	pwrctrlpriv->power_mgnt = padapter->registrypriv.power_mgnt;/*  PS_MODE_MIN; */
+	pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false;
+
+	pwrctrlpriv->bFwCurrentInPSMode = false;
+
+	pwrctrlpriv->rpwm = 0;
+	pwrctrlpriv->cpwm = PS_STATE_S4;
+
+	pwrctrlpriv->pwr_mode = PS_MODE_ACTIVE;
+	pwrctrlpriv->smart_ps = padapter->registrypriv.smart_ps;
+	pwrctrlpriv->bcn_ant_mode = 0;
+	pwrctrlpriv->dtim = 0;
+
+	pwrctrlpriv->tog = 0x80;
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&pwrctrlpriv->rpwm));
+
+	_init_workitem(&pwrctrlpriv->cpwm_event, cpwm_event_callback, NULL);
+
+	pwrctrlpriv->brpwmtimeout = false;
+	_init_workitem(&pwrctrlpriv->rpwmtimeoutwi, rpwmtimeout_workitem_callback, NULL);
+	_init_timer(&pwrctrlpriv->pwr_rpwm_timer, padapter->pnetdev, pwr_rpwm_timeout_handler, padapter);
+
+	rtw_init_timer(&pwrctrlpriv->pwr_state_check_timer, padapter, pwr_state_check_handler);
+
+	pwrctrlpriv->wowlan_mode = false;
+	pwrctrlpriv->wowlan_ap_mode = false;
+
+#ifdef CONFIG_PNO_SUPPORT
+	pwrctrlpriv->pno_inited = false;
+	pwrctrlpriv->pnlo_info = NULL;
+	pwrctrlpriv->pscan_info = NULL;
+	pwrctrlpriv->pno_ssid_list = NULL;
+	pwrctrlpriv->pno_in_resume = true;
+#endif
+}
+
+
+void rtw_free_pwrctrl_priv(struct adapter *adapter)
+{
+	/* memset((unsigned char *)pwrctrlpriv, 0, sizeof(struct pwrctrl_priv)); */
+
+#ifdef CONFIG_PNO_SUPPORT
+	if (pwrctrlpriv->pnlo_info != NULL)
+		printk("****** pnlo_info memory leak********\n");
+
+	if (pwrctrlpriv->pscan_info != NULL)
+		printk("****** pscan_info memory leak********\n");
+
+	if (pwrctrlpriv->pno_ssid_list != NULL)
+		printk("****** pno_ssid_list memory leak********\n");
+#endif
+}
+
+inline void rtw_set_ips_deny(struct adapter *padapter, u32 ms)
+{
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	pwrpriv->ips_deny_time = jiffies + msecs_to_jiffies(ms);
+}
+
+/*
+* rtw_pwr_wakeup - Wake the NIC up from: 1)IPS. 2)USB autosuspend
+* @adapter: pointer to struct adapter structure
+* @ips_deffer_ms: the ms wiil prevent from falling into IPS after wakeup
+* Return _SUCCESS or _FAIL
+*/
+
+int _rtw_pwr_wakeup(struct adapter *padapter, u32 ips_deffer_ms, const char *caller)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
+	struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(dvobj);
+	struct mlme_priv *pmlmepriv;
+	int ret = _SUCCESS;
+	unsigned long start = jiffies;
+	unsigned long deny_time = jiffies + msecs_to_jiffies(ips_deffer_ms);
+
+	/* for LPS */
+	LeaveAllPowerSaveMode(padapter);
+
+	/* IPS still bound with primary adapter */
+	padapter = GET_PRIMARY_ADAPTER(padapter);
+	pmlmepriv = &padapter->mlmepriv;
+
+	if (time_before(pwrpriv->ips_deny_time, deny_time))
+		pwrpriv->ips_deny_time = deny_time;
+
+
+	if (pwrpriv->ps_processing) {
+		DBG_871X("%s wait ps_processing...\n", __func__);
+		while (pwrpriv->ps_processing && jiffies_to_msecs(jiffies - start) <= 3000)
+			msleep(10);
+		if (pwrpriv->ps_processing)
+			DBG_871X("%s wait ps_processing timeout\n", __func__);
+		else
+			DBG_871X("%s wait ps_processing done\n", __func__);
+	}
+
+	if (pwrpriv->bInternalAutoSuspend == false && pwrpriv->bInSuspend) {
+		DBG_871X("%s wait bInSuspend...\n", __func__);
+		while (pwrpriv->bInSuspend
+			&& jiffies_to_msecs(jiffies - start) <= 3000
+		) {
+			msleep(10);
+		}
+		if (pwrpriv->bInSuspend)
+			DBG_871X("%s wait bInSuspend timeout\n", __func__);
+		else
+			DBG_871X("%s wait bInSuspend done\n", __func__);
+	}
+
+	/* System suspend is not allowed to wakeup */
+	if ((pwrpriv->bInternalAutoSuspend == false) && (true == pwrpriv->bInSuspend)) {
+		ret = _FAIL;
+		goto exit;
+	}
+
+	/* block??? */
+	if ((pwrpriv->bInternalAutoSuspend == true)  && (padapter->net_closed == true)) {
+		ret = _FAIL;
+		goto exit;
+	}
+
+	/* I think this should be check in IPS, LPS, autosuspend functions... */
+	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
+		ret = _SUCCESS;
+		goto exit;
+	}
+
+	if (rf_off == pwrpriv->rf_pwrstate) {
+		{
+			DBG_8192C("%s call ips_leave....\n", __func__);
+			if (_FAIL ==  ips_leave(padapter)) {
+				DBG_8192C("======> ips_leave fail.............\n");
+				ret = _FAIL;
+				goto exit;
+			}
+		}
+	}
+
+	/* TODO: the following checking need to be merged... */
+	if (padapter->bDriverStopped
+		|| !padapter->bup
+		|| !padapter->hw_init_completed
+	) {
+		DBG_8192C("%s: bDriverStopped =%d, bup =%d, hw_init_completed =%u\n"
+			, caller
+			, padapter->bDriverStopped
+			, padapter->bup
+			, padapter->hw_init_completed);
+		ret = false;
+		goto exit;
+	}
+
+exit:
+	deny_time = jiffies + msecs_to_jiffies(ips_deffer_ms);
+	if (time_before(pwrpriv->ips_deny_time, deny_time))
+		pwrpriv->ips_deny_time = deny_time;
+	return ret;
+
+}
+
+int rtw_pm_set_lps(struct adapter *padapter, u8 mode)
+{
+	int	ret = 0;
+	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
+
+	if (mode < PS_MODE_NUM) {
+		if (pwrctrlpriv->power_mgnt != mode) {
+			if (PS_MODE_ACTIVE == mode)
+				LeaveAllPowerSaveMode(padapter);
+			else
+				pwrctrlpriv->LpsIdleCount = 2;
+
+			pwrctrlpriv->power_mgnt = mode;
+			pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false;
+		}
+	} else
+		ret = -EINVAL;
+
+	return ret;
+}
+
+int rtw_pm_set_ips(struct adapter *padapter, u8 mode)
+{
+	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
+
+	if (mode == IPS_NORMAL || mode == IPS_LEVEL_2) {
+		rtw_ips_mode_req(pwrctrlpriv, mode);
+		DBG_871X("%s %s\n", __func__, mode == IPS_NORMAL?"IPS_NORMAL":"IPS_LEVEL_2");
+		return 0;
+	} else if (mode == IPS_NONE) {
+		rtw_ips_mode_req(pwrctrlpriv, mode);
+		DBG_871X("%s %s\n", __func__, "IPS_NONE");
+		if ((padapter->bSurpriseRemoved == 0) && (_FAIL == rtw_pwr_wakeup(padapter)))
+			return -EFAULT;
+	} else
+		return -EINVAL;
+
+	return 0;
+}
+
+/*
+ * ATTENTION:
+ *This function will request pwrctrl LOCK!
+ */
+void rtw_ps_deny(struct adapter *padapter, enum PS_DENY_REASON reason)
+{
+	struct pwrctrl_priv *pwrpriv;
+
+/* 	DBG_871X("+" FUNC_ADPT_FMT ": Request PS deny for %d (0x%08X)\n", */
+/* 		FUNC_ADPT_ARG(padapter), reason, BIT(reason)); */
+
+	pwrpriv = adapter_to_pwrctl(padapter);
+
+	down(&pwrpriv->lock);
+	if (pwrpriv->ps_deny & BIT(reason)) {
+		DBG_871X(FUNC_ADPT_FMT ": [WARNING] Reason %d had been set before!!\n",
+			FUNC_ADPT_ARG(padapter), reason);
+	}
+	pwrpriv->ps_deny |= BIT(reason);
+	up(&pwrpriv->lock);
+
+/* 	DBG_871X("-" FUNC_ADPT_FMT ": Now PS deny for 0x%08X\n", */
+/* 		FUNC_ADPT_ARG(padapter), pwrpriv->ps_deny); */
+}
+
+/*
+ * ATTENTION:
+ *This function will request pwrctrl LOCK!
+ */
+void rtw_ps_deny_cancel(struct adapter *padapter, enum PS_DENY_REASON reason)
+{
+	struct pwrctrl_priv *pwrpriv;
+
+
+/* 	DBG_871X("+" FUNC_ADPT_FMT ": Cancel PS deny for %d(0x%08X)\n", */
+/* 		FUNC_ADPT_ARG(padapter), reason, BIT(reason)); */
+
+	pwrpriv = adapter_to_pwrctl(padapter);
+
+	down(&pwrpriv->lock);
+	if ((pwrpriv->ps_deny & BIT(reason)) == 0) {
+		DBG_871X(FUNC_ADPT_FMT ": [ERROR] Reason %d had been canceled before!!\n",
+			FUNC_ADPT_ARG(padapter), reason);
+	}
+	pwrpriv->ps_deny &= ~BIT(reason);
+	up(&pwrpriv->lock);
+
+/* 	DBG_871X("-" FUNC_ADPT_FMT ": Now PS deny for 0x%08X\n", */
+/* 		FUNC_ADPT_ARG(padapter), pwrpriv->ps_deny); */
+}
+
+/*
+ * ATTENTION:
+ *Before calling this function pwrctrl lock should be occupied already,
+ *otherwise it may return incorrect value.
+ */
+u32 rtw_ps_deny_get(struct adapter *padapter)
+{
+	u32 deny;
+
+
+	deny = adapter_to_pwrctl(padapter)->ps_deny;
+
+	return deny;
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_recv.c b/drivers/staging/rtl8723bs/core/rtw_recv.c
new file mode 100644
index 000000000000..864538e8299d
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_recv.c
@@ -0,0 +1,2693 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_RECV_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <linux/jiffies.h>
+#include <rtw_recv.h>
+
+static u8 SNAP_ETH_TYPE_IPX[2] = {0x81, 0x37};
+static u8 SNAP_ETH_TYPE_APPLETALK_AARP[2] = {0x80, 0xf3};
+
+u8 rtw_rfc1042_header[] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
+/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */
+u8 rtw_bridge_tunnel_header[] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
+
+void rtw_signal_stat_timer_hdl(RTW_TIMER_HDL_ARGS);
+
+void _rtw_init_sta_recv_priv(struct sta_recv_priv *psta_recvpriv)
+{
+	memset((u8 *)psta_recvpriv, 0, sizeof(struct sta_recv_priv));
+
+	spin_lock_init(&psta_recvpriv->lock);
+
+	/* for (i = 0; i<MAX_RX_NUMBLKS; i++) */
+	/* 	_rtw_init_queue(&psta_recvpriv->blk_strms[i]); */
+
+	_rtw_init_queue(&psta_recvpriv->defrag_q);
+}
+
+sint _rtw_init_recv_priv(struct recv_priv *precvpriv, struct adapter *padapter)
+{
+	sint i;
+	union recv_frame *precvframe;
+	sint	res = _SUCCESS;
+
+	/*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
+	/* memset((unsigned char *)precvpriv, 0, sizeof (struct  recv_priv)); */
+
+	spin_lock_init(&precvpriv->lock);
+
+	_rtw_init_queue(&precvpriv->free_recv_queue);
+	_rtw_init_queue(&precvpriv->recv_pending_queue);
+	_rtw_init_queue(&precvpriv->uc_swdec_pending_queue);
+
+	precvpriv->adapter = padapter;
+
+	precvpriv->free_recvframe_cnt = NR_RECVFRAME;
+
+	precvpriv->pallocated_frame_buf = vzalloc(NR_RECVFRAME * sizeof(union recv_frame) + RXFRAME_ALIGN_SZ);
+
+	if (precvpriv->pallocated_frame_buf == NULL) {
+		res = _FAIL;
+		goto exit;
+	}
+	/* memset(precvpriv->pallocated_frame_buf, 0, NR_RECVFRAME * sizeof(union recv_frame) + RXFRAME_ALIGN_SZ); */
+
+	precvpriv->precv_frame_buf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(precvpriv->pallocated_frame_buf), RXFRAME_ALIGN_SZ);
+	/* precvpriv->precv_frame_buf = precvpriv->pallocated_frame_buf + RXFRAME_ALIGN_SZ - */
+	/* 						((SIZE_PTR) (precvpriv->pallocated_frame_buf) &(RXFRAME_ALIGN_SZ-1)); */
+
+	precvframe = (union recv_frame *) precvpriv->precv_frame_buf;
+
+
+	for (i = 0; i < NR_RECVFRAME; i++) {
+		INIT_LIST_HEAD(&(precvframe->u.list));
+
+		list_add_tail(&(precvframe->u.list), &(precvpriv->free_recv_queue.queue));
+
+		res = rtw_os_recv_resource_alloc(padapter, precvframe);
+
+		precvframe->u.hdr.len = 0;
+
+		precvframe->u.hdr.adapter = padapter;
+		precvframe++;
+
+	}
+
+	res = rtw_hal_init_recv_priv(padapter);
+
+	rtw_init_timer(&precvpriv->signal_stat_timer, padapter, rtw_signal_stat_timer_hdl);
+
+	precvpriv->signal_stat_sampling_interval = 2000; /* ms */
+
+	rtw_set_signal_stat_timer(precvpriv);
+
+exit:
+	return res;
+}
+
+void _rtw_free_recv_priv(struct recv_priv *precvpriv)
+{
+	struct adapter	*padapter = precvpriv->adapter;
+
+	rtw_free_uc_swdec_pending_queue(padapter);
+
+	rtw_os_recv_resource_free(precvpriv);
+
+	if (precvpriv->pallocated_frame_buf)
+		vfree(precvpriv->pallocated_frame_buf);
+
+	rtw_hal_free_recv_priv(padapter);
+}
+
+union recv_frame *_rtw_alloc_recvframe(struct __queue *pfree_recv_queue)
+{
+
+	union recv_frame  *precvframe;
+	struct list_head	*plist, *phead;
+	struct adapter *padapter;
+	struct recv_priv *precvpriv;
+
+	if (list_empty(&pfree_recv_queue->queue))
+		precvframe = NULL;
+	else{
+		phead = get_list_head(pfree_recv_queue);
+
+		plist = get_next(phead);
+
+		precvframe = LIST_CONTAINOR(plist, union recv_frame, u);
+
+		list_del_init(&precvframe->u.hdr.list);
+		padapter = precvframe->u.hdr.adapter;
+		if (padapter != NULL) {
+			precvpriv = &padapter->recvpriv;
+			if (pfree_recv_queue == &precvpriv->free_recv_queue)
+				precvpriv->free_recvframe_cnt--;
+		}
+	}
+	return precvframe;
+}
+
+union recv_frame *rtw_alloc_recvframe(struct __queue *pfree_recv_queue)
+{
+	union recv_frame  *precvframe;
+
+	spin_lock_bh(&pfree_recv_queue->lock);
+
+	precvframe = _rtw_alloc_recvframe(pfree_recv_queue);
+
+	spin_unlock_bh(&pfree_recv_queue->lock);
+
+	return precvframe;
+}
+
+int rtw_free_recvframe(union recv_frame *precvframe, struct __queue *pfree_recv_queue)
+{
+	struct adapter *padapter = precvframe->u.hdr.adapter;
+	struct recv_priv *precvpriv = &padapter->recvpriv;
+
+	rtw_os_free_recvframe(precvframe);
+
+
+	spin_lock_bh(&pfree_recv_queue->lock);
+
+	list_del_init(&(precvframe->u.hdr.list));
+
+	precvframe->u.hdr.len = 0;
+
+	list_add_tail(&(precvframe->u.hdr.list), get_list_head(pfree_recv_queue));
+
+	if (padapter != NULL) {
+		if (pfree_recv_queue == &precvpriv->free_recv_queue)
+				precvpriv->free_recvframe_cnt++;
+	}
+	spin_unlock_bh(&pfree_recv_queue->lock);
+	return _SUCCESS;
+}
+
+
+
+
+sint _rtw_enqueue_recvframe(union recv_frame *precvframe, struct __queue *queue)
+{
+
+	struct adapter *padapter = precvframe->u.hdr.adapter;
+	struct recv_priv *precvpriv = &padapter->recvpriv;
+
+	/* INIT_LIST_HEAD(&(precvframe->u.hdr.list)); */
+	list_del_init(&(precvframe->u.hdr.list));
+
+
+	list_add_tail(&(precvframe->u.hdr.list), get_list_head(queue));
+
+	if (padapter != NULL)
+		if (queue == &precvpriv->free_recv_queue)
+			precvpriv->free_recvframe_cnt++;
+
+	return _SUCCESS;
+}
+
+sint rtw_enqueue_recvframe(union recv_frame *precvframe, struct __queue *queue)
+{
+	sint ret;
+
+	/* _spinlock(&pfree_recv_queue->lock); */
+	spin_lock_bh(&queue->lock);
+	ret = _rtw_enqueue_recvframe(precvframe, queue);
+	/* spin_unlock(&pfree_recv_queue->lock); */
+	spin_unlock_bh(&queue->lock);
+
+	return ret;
+}
+
+/*
+sint	rtw_enqueue_recvframe(union recv_frame *precvframe, struct __queue *queue)
+{
+	return rtw_free_recvframe(precvframe, queue);
+}
+*/
+
+
+
+
+/*
+caller : defrag ; recvframe_chk_defrag in recv_thread  (passive)
+pframequeue: defrag_queue : will be accessed in recv_thread  (passive)
+
+using spinlock to protect
+
+*/
+
+void rtw_free_recvframe_queue(struct __queue *pframequeue,  struct __queue *pfree_recv_queue)
+{
+	union	recv_frame	*precvframe;
+	struct list_head	*plist, *phead;
+
+	spin_lock(&pframequeue->lock);
+
+	phead = get_list_head(pframequeue);
+	plist = get_next(phead);
+
+	while (phead != plist) {
+		precvframe = LIST_CONTAINOR(plist, union recv_frame, u);
+
+		plist = get_next(plist);
+
+		rtw_free_recvframe(precvframe, pfree_recv_queue);
+	}
+
+	spin_unlock(&pframequeue->lock);
+}
+
+u32 rtw_free_uc_swdec_pending_queue(struct adapter *adapter)
+{
+	u32 cnt = 0;
+	union recv_frame *pending_frame;
+	while ((pending_frame = rtw_alloc_recvframe(&adapter->recvpriv.uc_swdec_pending_queue))) {
+		rtw_free_recvframe(pending_frame, &adapter->recvpriv.free_recv_queue);
+		cnt++;
+	}
+
+	if (cnt)
+		DBG_871X(FUNC_ADPT_FMT" dequeue %d\n", FUNC_ADPT_ARG(adapter), cnt);
+
+	return cnt;
+}
+
+
+sint rtw_enqueue_recvbuf_to_head(struct recv_buf *precvbuf, struct __queue *queue)
+{
+	spin_lock_bh(&queue->lock);
+
+	list_del_init(&precvbuf->list);
+	list_add(&precvbuf->list, get_list_head(queue));
+
+	spin_unlock_bh(&queue->lock);
+
+	return _SUCCESS;
+}
+
+sint rtw_enqueue_recvbuf(struct recv_buf *precvbuf, struct __queue *queue)
+{
+	spin_lock_bh(&queue->lock);
+
+	list_del_init(&precvbuf->list);
+
+	list_add_tail(&precvbuf->list, get_list_head(queue));
+	spin_unlock_bh(&queue->lock);
+	return _SUCCESS;
+
+}
+
+struct recv_buf *rtw_dequeue_recvbuf(struct __queue *queue)
+{
+	struct recv_buf *precvbuf;
+	struct list_head	*plist, *phead;
+
+	spin_lock_bh(&queue->lock);
+
+	if (list_empty(&queue->queue))
+		precvbuf = NULL;
+	else{
+		phead = get_list_head(queue);
+
+		plist = get_next(phead);
+
+		precvbuf = LIST_CONTAINOR(plist, struct recv_buf, list);
+
+		list_del_init(&precvbuf->list);
+
+	}
+
+	spin_unlock_bh(&queue->lock);
+
+	return precvbuf;
+
+}
+
+sint recvframe_chkmic(struct adapter *adapter,  union recv_frame *precvframe);
+sint recvframe_chkmic(struct adapter *adapter,  union recv_frame *precvframe)
+{
+
+	sint	i, res = _SUCCESS;
+	u32 datalen;
+	u8 miccode[8];
+	u8 bmic_err = false, brpt_micerror = true;
+	u8 *pframe, *payload, *pframemic;
+	u8 *mickey;
+	/* u8 *iv, rxdata_key_idx = 0; */
+	struct	sta_info 	*stainfo;
+	struct	rx_pkt_attrib	*prxattrib = &precvframe->u.hdr.attrib;
+	struct	security_priv *psecuritypriv = &adapter->securitypriv;
+
+	struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	stainfo = rtw_get_stainfo(&adapter->stapriv, &prxattrib->ta[0]);
+
+	if (prxattrib->encrypt == _TKIP_) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n recvframe_chkmic:prxattrib->encrypt == _TKIP_\n"));
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n recvframe_chkmic:da = 0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x\n",
+			prxattrib->ra[0], prxattrib->ra[1], prxattrib->ra[2], prxattrib->ra[3], prxattrib->ra[4], prxattrib->ra[5]));
+
+		/* calculate mic code */
+		if (stainfo != NULL) {
+			if (IS_MCAST(prxattrib->ra)) {
+				/* mickey =&psecuritypriv->dot118021XGrprxmickey.skey[0]; */
+				/* iv = precvframe->u.hdr.rx_data+prxattrib->hdrlen; */
+				/* rxdata_key_idx =(((iv[3])>>6)&0x3) ; */
+				mickey = &psecuritypriv->dot118021XGrprxmickey[prxattrib->key_index].skey[0];
+
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n recvframe_chkmic: bcmc key\n"));
+				/* DBG_871X("\n recvframe_chkmic: bcmc key psecuritypriv->dot118021XGrpKeyid(%d), pmlmeinfo->key_index(%d) , recv key_id(%d)\n", */
+				/* 								psecuritypriv->dot118021XGrpKeyid, pmlmeinfo->key_index, rxdata_key_idx); */
+
+				if (psecuritypriv->binstallGrpkey == false) {
+					res = _FAIL;
+					RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("\n recvframe_chkmic:didn't install group key!!!!!!!!!!\n"));
+					DBG_871X("\n recvframe_chkmic:didn't install group key!!!!!!!!!!\n");
+					goto exit;
+				}
+			} else {
+				mickey = &stainfo->dot11tkiprxmickey.skey[0];
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("\n recvframe_chkmic: unicast key\n"));
+			}
+
+			datalen = precvframe->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len-prxattrib->icv_len-8;/* icv_len included the mic code */
+			pframe = precvframe->u.hdr.rx_data;
+			payload = pframe+prxattrib->hdrlen+prxattrib->iv_len;
+
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n prxattrib->iv_len =%d prxattrib->icv_len =%d\n", prxattrib->iv_len, prxattrib->icv_len));
+
+
+			rtw_seccalctkipmic(mickey, pframe, payload, datalen, &miccode[0], (unsigned char)prxattrib->priority); /* care the length of the data */
+
+			pframemic = payload+datalen;
+
+			bmic_err = false;
+
+			for (i = 0; i < 8; i++) {
+				if (miccode[i] != *(pframemic+i)) {
+					RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvframe_chkmic:miccode[%d](%02x) != *(pframemic+%d)(%02x) ", i, miccode[i], i, *(pframemic+i)));
+					bmic_err = true;
+				}
+			}
+
+
+			if (bmic_err == true) {
+
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("\n *(pframemic-8)-*(pframemic-1) = 0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x\n",
+					*(pframemic-8), *(pframemic-7), *(pframemic-6), *(pframemic-5), *(pframemic-4), *(pframemic-3), *(pframemic-2), *(pframemic-1)));
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("\n *(pframemic-16)-*(pframemic-9) = 0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x\n",
+					*(pframemic-16), *(pframemic-15), *(pframemic-14), *(pframemic-13), *(pframemic-12), *(pframemic-11), *(pframemic-10), *(pframemic-9)));
+
+				{
+					uint i;
+					RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("\n ======demp packet (len =%d) ======\n", precvframe->u.hdr.len));
+					for (i = 0; i < precvframe->u.hdr.len; i = i+8) {
+						RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x",
+							*(precvframe->u.hdr.rx_data+i), *(precvframe->u.hdr.rx_data+i+1),
+							*(precvframe->u.hdr.rx_data+i+2), *(precvframe->u.hdr.rx_data+i+3),
+							*(precvframe->u.hdr.rx_data+i+4), *(precvframe->u.hdr.rx_data+i+5),
+							*(precvframe->u.hdr.rx_data+i+6), *(precvframe->u.hdr.rx_data+i+7)));
+					}
+					RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("\n ======demp packet end [len =%d]======\n", precvframe->u.hdr.len));
+					RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("\n hrdlen =%d,\n", prxattrib->hdrlen));
+				}
+
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("ra = 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x psecuritypriv->binstallGrpkey =%d ",
+					prxattrib->ra[0], prxattrib->ra[1], prxattrib->ra[2],
+					prxattrib->ra[3], prxattrib->ra[4], prxattrib->ra[5], psecuritypriv->binstallGrpkey));
+
+				/*  double check key_index for some timing issue , */
+				/*  cannot compare with psecuritypriv->dot118021XGrpKeyid also cause timing issue */
+				if ((IS_MCAST(prxattrib->ra) == true)  && (prxattrib->key_index != pmlmeinfo->key_index))
+					brpt_micerror = false;
+
+				if ((prxattrib->bdecrypted == true) && (brpt_micerror == true)) {
+					rtw_handle_tkip_mic_err(adapter, (u8)IS_MCAST(prxattrib->ra));
+					RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" mic error :prxattrib->bdecrypted =%d ", prxattrib->bdecrypted));
+					DBG_871X(" mic error :prxattrib->bdecrypted =%d\n", prxattrib->bdecrypted);
+				} else{
+					RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" mic error :prxattrib->bdecrypted =%d ", prxattrib->bdecrypted));
+					DBG_871X(" mic error :prxattrib->bdecrypted =%d\n", prxattrib->bdecrypted);
+				}
+
+				res = _FAIL;
+
+			} else {
+				/* mic checked ok */
+				if ((psecuritypriv->bcheck_grpkey == false) && (IS_MCAST(prxattrib->ra) == true)) {
+					psecuritypriv->bcheck_grpkey = true;
+					RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("psecuritypriv->bcheck_grpkey =true"));
+				}
+			}
+
+		} else
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvframe_chkmic: rtw_get_stainfo == NULL!!!\n"));
+
+		recvframe_pull_tail(precvframe, 8);
+
+	}
+
+exit:
+	return res;
+
+}
+
+/* decrypt and set the ivlen, icvlen of the recv_frame */
+union recv_frame *decryptor(struct adapter *padapter, union recv_frame *precv_frame);
+union recv_frame *decryptor(struct adapter *padapter, union recv_frame *precv_frame)
+{
+
+	struct rx_pkt_attrib *prxattrib = &precv_frame->u.hdr.attrib;
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	union recv_frame *return_packet = precv_frame;
+	u32  res = _SUCCESS;
+
+	DBG_COUNTER(padapter->rx_logs.core_rx_post_decrypt);
+
+	RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("prxstat->decrypted =%x prxattrib->encrypt = 0x%03x\n", prxattrib->bdecrypted, prxattrib->encrypt));
+
+	if (prxattrib->encrypt > 0) {
+		u8 *iv = precv_frame->u.hdr.rx_data+prxattrib->hdrlen;
+		prxattrib->key_index = (((iv[3])>>6)&0x3);
+
+		if (prxattrib->key_index > WEP_KEYS) {
+			DBG_871X("prxattrib->key_index(%d) > WEP_KEYS\n", prxattrib->key_index);
+
+			switch (prxattrib->encrypt) {
+			case _WEP40_:
+			case _WEP104_:
+				prxattrib->key_index = psecuritypriv->dot11PrivacyKeyIndex;
+				break;
+			case _TKIP_:
+			case _AES_:
+			default:
+				prxattrib->key_index = psecuritypriv->dot118021XGrpKeyid;
+				break;
+			}
+		}
+	}
+
+	if ((prxattrib->encrypt > 0) && ((prxattrib->bdecrypted == 0) || (psecuritypriv->sw_decrypt == true))) {
+		psecuritypriv->hw_decrypted = false;
+
+		#ifdef DBG_RX_DECRYPTOR
+		DBG_871X("[%s] %d:prxstat->bdecrypted:%d,  prxattrib->encrypt:%d,  Setting psecuritypriv->hw_decrypted = %d\n",
+			__func__,
+			__LINE__,
+			prxattrib->bdecrypted,
+			prxattrib->encrypt,
+			psecuritypriv->hw_decrypted);
+		#endif
+
+		switch (prxattrib->encrypt) {
+		case _WEP40_:
+		case _WEP104_:
+			DBG_COUNTER(padapter->rx_logs.core_rx_post_decrypt_wep);
+			rtw_wep_decrypt(padapter, (u8 *)precv_frame);
+			break;
+		case _TKIP_:
+			DBG_COUNTER(padapter->rx_logs.core_rx_post_decrypt_tkip);
+			res = rtw_tkip_decrypt(padapter, (u8 *)precv_frame);
+			break;
+		case _AES_:
+			DBG_COUNTER(padapter->rx_logs.core_rx_post_decrypt_aes);
+			res = rtw_aes_decrypt(padapter, (u8 *)precv_frame);
+			break;
+		default:
+				break;
+		}
+	} else if (prxattrib->bdecrypted == 1
+		&& prxattrib->encrypt > 0
+		&& (psecuritypriv->busetkipkey == 1 || prxattrib->encrypt != _TKIP_)
+		) {
+		DBG_COUNTER(padapter->rx_logs.core_rx_post_decrypt_hw);
+
+		psecuritypriv->hw_decrypted = true;
+		#ifdef DBG_RX_DECRYPTOR
+		DBG_871X("[%s] %d:prxstat->bdecrypted:%d,  prxattrib->encrypt:%d,  Setting psecuritypriv->hw_decrypted = %d\n",
+			__func__,
+			__LINE__,
+			prxattrib->bdecrypted,
+			prxattrib->encrypt,
+			psecuritypriv->hw_decrypted);
+
+		#endif
+	} else {
+		DBG_COUNTER(padapter->rx_logs.core_rx_post_decrypt_unknown);
+		#ifdef DBG_RX_DECRYPTOR
+		DBG_871X("[%s] %d:prxstat->bdecrypted:%d,  prxattrib->encrypt:%d,  Setting psecuritypriv->hw_decrypted = %d\n",
+			__func__,
+			__LINE__,
+			prxattrib->bdecrypted,
+			prxattrib->encrypt,
+			psecuritypriv->hw_decrypted);
+		#endif
+	}
+
+	if (res == _FAIL) {
+		rtw_free_recvframe(return_packet, &padapter->recvpriv.free_recv_queue);
+		return_packet = NULL;
+	} else
+		prxattrib->bdecrypted = true;
+
+	return return_packet;
+}
+
+/* set the security information in the recv_frame */
+union recv_frame *portctrl(struct adapter *adapter, union recv_frame *precv_frame);
+union recv_frame *portctrl(struct adapter *adapter, union recv_frame *precv_frame)
+{
+	u8 *psta_addr = NULL;
+	u8 *ptr;
+	uint  auth_alg;
+	struct recv_frame_hdr *pfhdr;
+	struct sta_info *psta;
+	struct sta_priv *pstapriv;
+	union recv_frame *prtnframe;
+	u16 ether_type = 0;
+	u16  eapol_type = 0x888e;/* for Funia BD's WPA issue */
+	struct rx_pkt_attrib *pattrib;
+
+	pstapriv = &adapter->stapriv;
+
+	auth_alg = adapter->securitypriv.dot11AuthAlgrthm;
+
+	ptr = get_recvframe_data(precv_frame);
+	pfhdr = &precv_frame->u.hdr;
+	pattrib = &pfhdr->attrib;
+	psta_addr = pattrib->ta;
+
+	prtnframe = NULL;
+
+	psta = rtw_get_stainfo(pstapriv, psta_addr);
+
+	RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("########portctrl:adapter->securitypriv.dot11AuthAlgrthm =%d\n", adapter->securitypriv.dot11AuthAlgrthm));
+
+	if (auth_alg == 2) {
+		if ((psta != NULL) && (psta->ieee8021x_blocked)) {
+			__be16 be_tmp;
+
+			/* blocked */
+			/* only accept EAPOL frame */
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("########portctrl:psta->ieee8021x_blocked == 1\n"));
+
+			prtnframe = precv_frame;
+
+			/* get ether_type */
+			ptr = ptr+pfhdr->attrib.hdrlen+pfhdr->attrib.iv_len+LLC_HEADER_SIZE;
+			memcpy(&be_tmp, ptr, 2);
+			ether_type = ntohs(be_tmp);
+
+		  if (ether_type == eapol_type)
+				prtnframe = precv_frame;
+			else {
+				/* free this frame */
+				rtw_free_recvframe(precv_frame, &adapter->recvpriv.free_recv_queue);
+				prtnframe = NULL;
+			}
+		} else{
+			/* allowed */
+			/* check decryption status, and decrypt the frame if needed */
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("########portctrl:psta->ieee8021x_blocked == 0\n"));
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("portctrl:precv_frame->hdr.attrib.privacy =%x\n", precv_frame->u.hdr.attrib.privacy));
+
+			if (pattrib->bdecrypted == 0)
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("portctrl:prxstat->decrypted =%x\n", pattrib->bdecrypted));
+
+			prtnframe = precv_frame;
+			/* check is the EAPOL frame or not (Rekey) */
+			/* if (ether_type == eapol_type) { */
+			/* 	RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_, ("########portctrl:ether_type == 0x888e\n")); */
+				/* check Rekey */
+
+			/* 	prtnframe =precv_frame; */
+			/*  */
+			/* else { */
+			/* 	RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("########portctrl:ether_type = 0x%04x\n", ether_type)); */
+			/*  */
+		}
+	} else
+		prtnframe = precv_frame;
+
+	return prtnframe;
+}
+
+sint recv_decache(union recv_frame *precv_frame, u8 bretry, struct stainfo_rxcache *prxcache);
+sint recv_decache(union recv_frame *precv_frame, u8 bretry, struct stainfo_rxcache *prxcache)
+{
+	sint tid = precv_frame->u.hdr.attrib.priority;
+
+	u16 seq_ctrl = ((precv_frame->u.hdr.attrib.seq_num&0xffff) << 4) |
+		(precv_frame->u.hdr.attrib.frag_num & 0xf);
+
+	if (tid > 15) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_, ("recv_decache, (tid>15)! seq_ctrl = 0x%x, tid = 0x%x\n", seq_ctrl, tid));
+
+		return _FAIL;
+	}
+
+	if (1) { /* if (bretry) */
+		if (seq_ctrl == prxcache->tid_rxseq[tid]) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_, ("recv_decache, seq_ctrl = 0x%x, tid = 0x%x, tid_rxseq = 0x%x\n", seq_ctrl, tid, prxcache->tid_rxseq[tid]));
+
+			return _FAIL;
+		}
+	}
+
+	prxcache->tid_rxseq[tid] = seq_ctrl;
+
+	return _SUCCESS;
+
+}
+
+void process_pwrbit_data(struct adapter *padapter, union recv_frame *precv_frame);
+void process_pwrbit_data(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	unsigned char pwrbit;
+	u8 *ptr = precv_frame->u.hdr.rx_data;
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct sta_info *psta = NULL;
+
+	psta = rtw_get_stainfo(pstapriv, pattrib->src);
+
+	pwrbit = GetPwrMgt(ptr);
+
+	if (psta) {
+		if (pwrbit) {
+			if (!(psta->state & WIFI_SLEEP_STATE)) {
+				/* psta->state |= WIFI_SLEEP_STATE; */
+				/* pstapriv->sta_dz_bitmap |= BIT(psta->aid); */
+
+				stop_sta_xmit(padapter, psta);
+
+				/* DBG_871X("to sleep, sta_dz_bitmap =%x\n", pstapriv->sta_dz_bitmap); */
+			}
+		} else{
+			if (psta->state & WIFI_SLEEP_STATE) {
+				/* psta->state ^= WIFI_SLEEP_STATE; */
+				/* pstapriv->sta_dz_bitmap &= ~BIT(psta->aid); */
+
+				wakeup_sta_to_xmit(padapter, psta);
+
+				/* DBG_871X("to wakeup, sta_dz_bitmap =%x\n", pstapriv->sta_dz_bitmap); */
+			}
+		}
+
+	}
+}
+
+void process_wmmps_data(struct adapter *padapter, union recv_frame *precv_frame);
+void process_wmmps_data(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct sta_info *psta = NULL;
+
+	psta = rtw_get_stainfo(pstapriv, pattrib->src);
+
+	if (!psta)
+		return;
+
+	if (!psta->qos_option)
+		return;
+
+	if (!(psta->qos_info&0xf))
+		return;
+
+	if (psta->state&WIFI_SLEEP_STATE) {
+		u8 wmmps_ac = 0;
+
+		switch (pattrib->priority) {
+		case 1:
+		case 2:
+			wmmps_ac = psta->uapsd_bk&BIT(1);
+			break;
+		case 4:
+		case 5:
+			wmmps_ac = psta->uapsd_vi&BIT(1);
+			break;
+		case 6:
+		case 7:
+			wmmps_ac = psta->uapsd_vo&BIT(1);
+			break;
+		case 0:
+		case 3:
+		default:
+			wmmps_ac = psta->uapsd_be&BIT(1);
+			break;
+		}
+
+		if (wmmps_ac) {
+			if (psta->sleepq_ac_len > 0)
+				/* process received triggered frame */
+				xmit_delivery_enabled_frames(padapter, psta);
+			else
+				/* issue one qos null frame with More data bit = 0 and the EOSP bit set (= 1) */
+				issue_qos_nulldata(padapter, psta->hwaddr, (u16)pattrib->priority, 0, 0);
+		}
+	}
+}
+
+void count_rx_stats(struct adapter *padapter, union recv_frame *prframe, struct sta_info *sta);
+void count_rx_stats(struct adapter *padapter, union recv_frame *prframe, struct sta_info *sta)
+{
+	int	sz;
+	struct sta_info 	*psta = NULL;
+	struct stainfo_stats	*pstats = NULL;
+	struct rx_pkt_attrib	*pattrib = &prframe->u.hdr.attrib;
+	struct recv_priv 	*precvpriv = &padapter->recvpriv;
+
+	sz = get_recvframe_len(prframe);
+	precvpriv->rx_bytes += sz;
+
+	padapter->mlmepriv.LinkDetectInfo.NumRxOkInPeriod++;
+
+	if ((!MacAddr_isBcst(pattrib->dst)) && (!IS_MCAST(pattrib->dst))) {
+		padapter->mlmepriv.LinkDetectInfo.NumRxUnicastOkInPeriod++;
+	}
+
+	if (sta)
+		psta = sta;
+	else
+		psta = prframe->u.hdr.psta;
+
+	if (psta) {
+		pstats = &psta->sta_stats;
+
+		pstats->rx_data_pkts++;
+		pstats->rx_bytes += sz;
+	}
+
+	traffic_check_for_leave_lps(padapter, false, 0);
+}
+
+sint sta2sta_data_frame(
+	struct adapter *adapter,
+	union recv_frame *precv_frame,
+	struct sta_info **psta
+);
+sint sta2sta_data_frame(
+	struct adapter *adapter,
+	union recv_frame *precv_frame,
+	struct sta_info **psta
+)
+{
+	u8 *ptr = precv_frame->u.hdr.rx_data;
+	sint ret = _SUCCESS;
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+	struct	sta_priv 	*pstapriv = &adapter->stapriv;
+	struct	mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	u8 *mybssid  = get_bssid(pmlmepriv);
+	u8 *myhwaddr = myid(&adapter->eeprompriv);
+	u8 *sta_addr = NULL;
+	sint bmcast = IS_MCAST(pattrib->dst);
+
+	/* DBG_871X("[%s] %d, seqnum:%d\n", __func__, __LINE__, pattrib->seq_num); */
+
+	if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ||
+		(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
+
+		/*  filter packets that SA is myself or multicast or broadcast */
+		if (!memcmp(myhwaddr, pattrib->src, ETH_ALEN)) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" SA ==myself\n"));
+			ret = _FAIL;
+			goto exit;
+		}
+
+		if ((memcmp(myhwaddr, pattrib->dst, ETH_ALEN))	&& (!bmcast)) {
+			ret = _FAIL;
+			goto exit;
+		}
+
+		if (!memcmp(pattrib->bssid, "\x0\x0\x0\x0\x0\x0", ETH_ALEN) ||
+		   !memcmp(mybssid, "\x0\x0\x0\x0\x0\x0", ETH_ALEN) ||
+		   (memcmp(pattrib->bssid, mybssid, ETH_ALEN))) {
+			ret = _FAIL;
+			goto exit;
+		}
+
+		sta_addr = pattrib->src;
+
+	} else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
+		{
+			/*  For Station mode, sa and bssid should always be BSSID, and DA is my mac-address */
+			if (memcmp(pattrib->bssid, pattrib->src, ETH_ALEN)) {
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("bssid != TA under STATION_MODE; drop pkt\n"));
+				ret = _FAIL;
+				goto exit;
+			}
+
+		sta_addr = pattrib->bssid;
+		}
+
+	} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+		if (bmcast) {
+			/*  For AP mode, if DA == MCAST, then BSSID should be also MCAST */
+			if (!IS_MCAST(pattrib->bssid)) {
+					ret = _FAIL;
+					goto exit;
+			}
+		} else{ /*  not mc-frame */
+			/*  For AP mode, if DA is non-MCAST, then it must be BSSID, and bssid == BSSID */
+			if (memcmp(pattrib->bssid, pattrib->dst, ETH_ALEN)) {
+				ret = _FAIL;
+				goto exit;
+			}
+
+			sta_addr = pattrib->src;
+		}
+
+	} else if (check_fwstate(pmlmepriv, WIFI_MP_STATE) == true) {
+		memcpy(pattrib->dst, GetAddr1Ptr(ptr), ETH_ALEN);
+		memcpy(pattrib->src, GetAddr2Ptr(ptr), ETH_ALEN);
+		memcpy(pattrib->bssid, GetAddr3Ptr(ptr), ETH_ALEN);
+		memcpy(pattrib->ra, pattrib->dst, ETH_ALEN);
+		memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
+
+		sta_addr = mybssid;
+	} else
+		ret  = _FAIL;
+
+
+
+	if (bmcast)
+		*psta = rtw_get_bcmc_stainfo(adapter);
+	else
+		*psta = rtw_get_stainfo(pstapriv, sta_addr); /*  get ap_info */
+
+	if (*psta == NULL) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("can't get psta under sta2sta_data_frame ; drop pkt\n"));
+		ret = _FAIL;
+		goto exit;
+	}
+
+exit:
+	return ret;
+}
+
+sint ap2sta_data_frame(
+	struct adapter *adapter,
+	union recv_frame *precv_frame,
+	struct sta_info **psta);
+sint ap2sta_data_frame(
+	struct adapter *adapter,
+	union recv_frame *precv_frame,
+	struct sta_info **psta)
+{
+	u8 *ptr = precv_frame->u.hdr.rx_data;
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+	sint ret = _SUCCESS;
+	struct	sta_priv 	*pstapriv = &adapter->stapriv;
+	struct	mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	u8 *mybssid  = get_bssid(pmlmepriv);
+	u8 *myhwaddr = myid(&adapter->eeprompriv);
+	sint bmcast = IS_MCAST(pattrib->dst);
+
+	if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)
+		&& (check_fwstate(pmlmepriv, _FW_LINKED) == true
+			|| check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true)
+		) {
+
+		/*  filter packets that SA is myself or multicast or broadcast */
+		if (!memcmp(myhwaddr, pattrib->src, ETH_ALEN)) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" SA ==myself\n"));
+			#ifdef DBG_RX_DROP_FRAME
+			DBG_871X("DBG_RX_DROP_FRAME %s SA ="MAC_FMT", myhwaddr ="MAC_FMT"\n",
+				__func__, MAC_ARG(pattrib->src), MAC_ARG(myhwaddr));
+			#endif
+			ret = _FAIL;
+			goto exit;
+		}
+
+		/*  da should be for me */
+		if ((memcmp(myhwaddr, pattrib->dst, ETH_ALEN)) && (!bmcast)) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_,
+				(" ap2sta_data_frame:  compare DA fail; DA ="MAC_FMT"\n", MAC_ARG(pattrib->dst)));
+			#ifdef DBG_RX_DROP_FRAME
+			DBG_871X("DBG_RX_DROP_FRAME %s DA ="MAC_FMT"\n", __func__, MAC_ARG(pattrib->dst));
+			#endif
+			ret = _FAIL;
+			goto exit;
+		}
+
+
+		/*  check BSSID */
+		if (!memcmp(pattrib->bssid, "\x0\x0\x0\x0\x0\x0", ETH_ALEN) ||
+		     !memcmp(mybssid, "\x0\x0\x0\x0\x0\x0", ETH_ALEN) ||
+		     (memcmp(pattrib->bssid, mybssid, ETH_ALEN))) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_,
+				(" ap2sta_data_frame:  compare BSSID fail ; BSSID ="MAC_FMT"\n", MAC_ARG(pattrib->bssid)));
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("mybssid ="MAC_FMT"\n", MAC_ARG(mybssid)));
+			#ifdef DBG_RX_DROP_FRAME
+			DBG_871X("DBG_RX_DROP_FRAME %s BSSID ="MAC_FMT", mybssid ="MAC_FMT"\n",
+				__func__, MAC_ARG(pattrib->bssid), MAC_ARG(mybssid));
+			DBG_871X("this adapter = %d, buddy adapter = %d\n", adapter->adapter_type, adapter->pbuddystruct adapter->adapter_type);
+			#endif
+
+			if (!bmcast) {
+				DBG_871X("issue_deauth to the nonassociated ap =" MAC_FMT " for the reason(7)\n", MAC_ARG(pattrib->bssid));
+				issue_deauth(adapter, pattrib->bssid, WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA);
+			}
+
+			ret = _FAIL;
+			goto exit;
+		}
+
+		if (bmcast)
+			*psta = rtw_get_bcmc_stainfo(adapter);
+		else
+			*psta = rtw_get_stainfo(pstapriv, pattrib->bssid); /*  get ap_info */
+
+		if (*psta == NULL) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("ap2sta: can't get psta under STATION_MODE ; drop pkt\n"));
+			#ifdef DBG_RX_DROP_FRAME
+			DBG_871X("DBG_RX_DROP_FRAME %s can't get psta under STATION_MODE ; drop pkt\n", __func__);
+			#endif
+			ret = _FAIL;
+			goto exit;
+		}
+
+		if ((GetFrameSubType(ptr) & WIFI_QOS_DATA_TYPE) == WIFI_QOS_DATA_TYPE) {
+		}
+
+		if (GetFrameSubType(ptr) & BIT(6)) {
+			/* No data, will not indicate to upper layer, temporily count it here */
+			count_rx_stats(adapter, precv_frame, *psta);
+			ret = RTW_RX_HANDLED;
+			goto exit;
+		}
+
+	} else if ((check_fwstate(pmlmepriv, WIFI_MP_STATE) == true) &&
+		     (check_fwstate(pmlmepriv, _FW_LINKED) == true)) {
+		memcpy(pattrib->dst, GetAddr1Ptr(ptr), ETH_ALEN);
+		memcpy(pattrib->src, GetAddr2Ptr(ptr), ETH_ALEN);
+		memcpy(pattrib->bssid, GetAddr3Ptr(ptr), ETH_ALEN);
+		memcpy(pattrib->ra, pattrib->dst, ETH_ALEN);
+		memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
+
+		/*  */
+		memcpy(pattrib->bssid,  mybssid, ETH_ALEN);
+
+
+		*psta = rtw_get_stainfo(pstapriv, pattrib->bssid); /*  get sta_info */
+		if (*psta == NULL) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("can't get psta under MP_MODE ; drop pkt\n"));
+			#ifdef DBG_RX_DROP_FRAME
+			DBG_871X("DBG_RX_DROP_FRAME %s can't get psta under WIFI_MP_STATE ; drop pkt\n", __func__);
+			#endif
+			ret = _FAIL;
+			goto exit;
+		}
+
+
+	} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+		/* Special case */
+		ret = RTW_RX_HANDLED;
+		goto exit;
+	} else{
+		if (!memcmp(myhwaddr, pattrib->dst, ETH_ALEN) && (!bmcast)) {
+			*psta = rtw_get_stainfo(pstapriv, pattrib->bssid); /*  get sta_info */
+			if (*psta == NULL) {
+
+				/* for AP multicast issue , modify by yiwei */
+				static unsigned long send_issue_deauth_time = 0;
+
+				/* DBG_871X("After send deauth , %u ms has elapsed.\n", jiffies_to_msecs(jiffies - send_issue_deauth_time)); */
+
+				if (jiffies_to_msecs(jiffies - send_issue_deauth_time) > 10000 || send_issue_deauth_time == 0) {
+					send_issue_deauth_time = jiffies;
+
+					DBG_871X("issue_deauth to the ap =" MAC_FMT " for the reason(7)\n", MAC_ARG(pattrib->bssid));
+
+					issue_deauth(adapter, pattrib->bssid, WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA);
+				}
+			}
+		}
+
+		ret = _FAIL;
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s fw_state:0x%x\n", __func__, get_fwstate(pmlmepriv));
+		#endif
+	}
+
+exit:
+	return ret;
+}
+
+sint sta2ap_data_frame(
+	struct adapter *adapter,
+	union recv_frame *precv_frame,
+	struct sta_info **psta);
+sint sta2ap_data_frame(
+	struct adapter *adapter,
+	union recv_frame *precv_frame,
+	struct sta_info **psta)
+{
+	u8 *ptr = precv_frame->u.hdr.rx_data;
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+	struct	sta_priv 	*pstapriv = &adapter->stapriv;
+	struct	mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	unsigned char *mybssid  = get_bssid(pmlmepriv);
+	sint ret = _SUCCESS;
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+		/* For AP mode, RA =BSSID, TX =STA(SRC_ADDR), A3 =DST_ADDR */
+		if (memcmp(pattrib->bssid, mybssid, ETH_ALEN)) {
+			ret = _FAIL;
+			goto exit;
+		}
+
+		*psta = rtw_get_stainfo(pstapriv, pattrib->src);
+		if (*psta == NULL) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("can't get psta under AP_MODE; drop pkt\n"));
+			DBG_871X("issue_deauth to sta =" MAC_FMT " for the reason(7)\n", MAC_ARG(pattrib->src));
+
+			issue_deauth(adapter, pattrib->src, WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA);
+
+			ret = RTW_RX_HANDLED;
+			goto exit;
+		}
+
+		process_pwrbit_data(adapter, precv_frame);
+
+		if ((GetFrameSubType(ptr) & WIFI_QOS_DATA_TYPE) == WIFI_QOS_DATA_TYPE) {
+			process_wmmps_data(adapter, precv_frame);
+		}
+
+		if (GetFrameSubType(ptr) & BIT(6)) {
+			/* No data, will not indicate to upper layer, temporily count it here */
+			count_rx_stats(adapter, precv_frame, *psta);
+			ret = RTW_RX_HANDLED;
+			goto exit;
+		}
+	} else {
+		u8 *myhwaddr = myid(&adapter->eeprompriv);
+		if (memcmp(pattrib->ra, myhwaddr, ETH_ALEN)) {
+			ret = RTW_RX_HANDLED;
+			goto exit;
+		}
+		DBG_871X("issue_deauth to sta =" MAC_FMT " for the reason(7)\n", MAC_ARG(pattrib->src));
+		issue_deauth(adapter, pattrib->src, WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA);
+		ret = RTW_RX_HANDLED;
+		goto exit;
+	}
+
+exit:
+	return ret;
+}
+
+sint validate_recv_ctrl_frame(struct adapter *padapter, union recv_frame *precv_frame);
+sint validate_recv_ctrl_frame(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	u8 *pframe = precv_frame->u.hdr.rx_data;
+	struct sta_info *psta = NULL;
+	/* uint len = precv_frame->u.hdr.len; */
+
+	/* DBG_871X("+validate_recv_ctrl_frame\n"); */
+
+	if (GetFrameType(pframe) != WIFI_CTRL_TYPE)
+		return _FAIL;
+
+	/* receive the frames that ra(a1) is my address */
+	if (memcmp(GetAddr1Ptr(pframe), myid(&padapter->eeprompriv), ETH_ALEN))
+		return _FAIL;
+
+	psta = rtw_get_stainfo(pstapriv, GetAddr2Ptr(pframe));
+	if (psta == NULL)
+		return _FAIL;
+
+	/* for rx pkt statistics */
+	psta->sta_stats.rx_ctrl_pkts++;
+
+	/* only handle ps-poll */
+	if (GetFrameSubType(pframe) == WIFI_PSPOLL) {
+		u16 aid;
+		u8 wmmps_ac = 0;
+
+		aid = GetAid(pframe);
+		if (psta->aid != aid)
+			return _FAIL;
+
+		switch (pattrib->priority) {
+		case 1:
+		case 2:
+			wmmps_ac = psta->uapsd_bk&BIT(0);
+			break;
+		case 4:
+		case 5:
+			wmmps_ac = psta->uapsd_vi&BIT(0);
+			break;
+		case 6:
+		case 7:
+			wmmps_ac = psta->uapsd_vo&BIT(0);
+			break;
+		case 0:
+		case 3:
+		default:
+			wmmps_ac = psta->uapsd_be&BIT(0);
+			break;
+		}
+
+		if (wmmps_ac)
+			return _FAIL;
+
+		if (psta->state & WIFI_STA_ALIVE_CHK_STATE) {
+			DBG_871X("%s alive check-rx ps-poll\n", __func__);
+			psta->expire_to = pstapriv->expire_to;
+			psta->state ^= WIFI_STA_ALIVE_CHK_STATE;
+		}
+
+		if ((psta->state&WIFI_SLEEP_STATE) && (pstapriv->sta_dz_bitmap&BIT(psta->aid))) {
+			struct list_head	*xmitframe_plist, *xmitframe_phead;
+			struct xmit_frame *pxmitframe = NULL;
+			struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+			/* spin_lock_bh(&psta->sleep_q.lock); */
+			spin_lock_bh(&pxmitpriv->lock);
+
+			xmitframe_phead = get_list_head(&psta->sleep_q);
+			xmitframe_plist = get_next(xmitframe_phead);
+
+			if (xmitframe_phead != xmitframe_plist) {
+				pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
+
+				xmitframe_plist = get_next(xmitframe_plist);
+
+				list_del_init(&pxmitframe->list);
+
+				psta->sleepq_len--;
+
+				if (psta->sleepq_len > 0)
+					pxmitframe->attrib.mdata = 1;
+				else
+					pxmitframe->attrib.mdata = 0;
+
+				pxmitframe->attrib.triggered = 1;
+
+				/* DBG_871X("handling ps-poll, q_len =%d, tim =%x\n", psta->sleepq_len, pstapriv->tim_bitmap); */
+
+				rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
+
+				if (psta->sleepq_len == 0) {
+					pstapriv->tim_bitmap &= ~BIT(psta->aid);
+
+					/* DBG_871X("after handling ps-poll, tim =%x\n", pstapriv->tim_bitmap); */
+
+					/* upate BCN for TIM IE */
+					/* update_BCNTIM(padapter); */
+					update_beacon(padapter, _TIM_IE_, NULL, true);
+				}
+
+				/* spin_unlock_bh(&psta->sleep_q.lock); */
+				spin_unlock_bh(&pxmitpriv->lock);
+
+			} else{
+				/* spin_unlock_bh(&psta->sleep_q.lock); */
+				spin_unlock_bh(&pxmitpriv->lock);
+
+				/* DBG_871X("no buffered packets to xmit\n"); */
+				if (pstapriv->tim_bitmap&BIT(psta->aid)) {
+					if (psta->sleepq_len == 0) {
+						DBG_871X("no buffered packets to xmit\n");
+
+						/* issue nulldata with More data bit = 0 to indicate we have no buffered packets */
+						issue_nulldata_in_interrupt(padapter, psta->hwaddr);
+					} else{
+						DBG_871X("error!psta->sleepq_len =%d\n", psta->sleepq_len);
+						psta->sleepq_len = 0;
+					}
+
+					pstapriv->tim_bitmap &= ~BIT(psta->aid);
+
+					/* upate BCN for TIM IE */
+					/* update_BCNTIM(padapter); */
+					update_beacon(padapter, _TIM_IE_, NULL, true);
+				}
+			}
+		}
+	}
+
+	return _FAIL;
+
+}
+
+union recv_frame *recvframe_chk_defrag(struct adapter *padapter, union recv_frame *precv_frame);
+sint validate_recv_mgnt_frame(struct adapter *padapter, union recv_frame *precv_frame);
+sint validate_recv_mgnt_frame(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	/* struct mlme_priv *pmlmepriv = &adapter->mlmepriv; */
+
+	RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("+validate_recv_mgnt_frame\n"));
+
+	precv_frame = recvframe_chk_defrag(padapter, precv_frame);
+	if (precv_frame == NULL) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_, ("%s: fragment packet\n", __func__));
+		return _SUCCESS;
+	}
+
+	{
+		/* for rx pkt statistics */
+		struct sta_info *psta = rtw_get_stainfo(&padapter->stapriv, GetAddr2Ptr(precv_frame->u.hdr.rx_data));
+		if (psta) {
+			psta->sta_stats.rx_mgnt_pkts++;
+			if (GetFrameSubType(precv_frame->u.hdr.rx_data) == WIFI_BEACON)
+				psta->sta_stats.rx_beacon_pkts++;
+			else if (GetFrameSubType(precv_frame->u.hdr.rx_data) == WIFI_PROBEREQ)
+				psta->sta_stats.rx_probereq_pkts++;
+			else if (GetFrameSubType(precv_frame->u.hdr.rx_data) == WIFI_PROBERSP) {
+				if (!memcmp(padapter->eeprompriv.mac_addr, GetAddr1Ptr(precv_frame->u.hdr.rx_data), ETH_ALEN))
+					psta->sta_stats.rx_probersp_pkts++;
+				else if (is_broadcast_mac_addr(GetAddr1Ptr(precv_frame->u.hdr.rx_data))
+					|| is_multicast_mac_addr(GetAddr1Ptr(precv_frame->u.hdr.rx_data)))
+					psta->sta_stats.rx_probersp_bm_pkts++;
+				else
+					psta->sta_stats.rx_probersp_uo_pkts++;
+			}
+		}
+	}
+
+	mgt_dispatcher(padapter, precv_frame);
+
+	return _SUCCESS;
+
+}
+
+sint validate_recv_data_frame(struct adapter *adapter, union recv_frame *precv_frame);
+sint validate_recv_data_frame(struct adapter *adapter, union recv_frame *precv_frame)
+{
+	u8 bretry;
+	u8 *psa, *pda, *pbssid;
+	struct sta_info *psta = NULL;
+	u8 *ptr = precv_frame->u.hdr.rx_data;
+	struct rx_pkt_attrib	*pattrib = &precv_frame->u.hdr.attrib;
+	struct security_priv *psecuritypriv = &adapter->securitypriv;
+	sint ret = _SUCCESS;
+
+	bretry = GetRetry(ptr);
+	pda = get_da(ptr);
+	psa = get_sa(ptr);
+	pbssid = get_hdr_bssid(ptr);
+
+	if (pbssid == NULL) {
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s pbssid == NULL\n", __func__);
+		#endif
+		ret = _FAIL;
+		goto exit;
+	}
+
+	memcpy(pattrib->dst, pda, ETH_ALEN);
+	memcpy(pattrib->src, psa, ETH_ALEN);
+
+	memcpy(pattrib->bssid, pbssid, ETH_ALEN);
+
+	switch (pattrib->to_fr_ds) {
+	case 0:
+		memcpy(pattrib->ra, pda, ETH_ALEN);
+		memcpy(pattrib->ta, psa, ETH_ALEN);
+		ret = sta2sta_data_frame(adapter, precv_frame, &psta);
+		break;
+
+	case 1:
+		memcpy(pattrib->ra, pda, ETH_ALEN);
+		memcpy(pattrib->ta, pbssid, ETH_ALEN);
+		ret = ap2sta_data_frame(adapter, precv_frame, &psta);
+		break;
+
+	case 2:
+		memcpy(pattrib->ra, pbssid, ETH_ALEN);
+		memcpy(pattrib->ta, psa, ETH_ALEN);
+		ret = sta2ap_data_frame(adapter, precv_frame, &psta);
+		break;
+
+	case 3:
+		memcpy(pattrib->ra, GetAddr1Ptr(ptr), ETH_ALEN);
+		memcpy(pattrib->ta, GetAddr2Ptr(ptr), ETH_ALEN);
+		ret = _FAIL;
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" case 3\n"));
+		break;
+
+	default:
+		ret = _FAIL;
+		break;
+
+	}
+
+	if (ret == _FAIL) {
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s case:%d, res:%d\n", __func__, pattrib->to_fr_ds, ret);
+		#endif
+		goto exit;
+	} else if (ret == RTW_RX_HANDLED) {
+		goto exit;
+	}
+
+
+	if (psta == NULL) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, (" after to_fr_ds_chk; psta == NULL\n"));
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s psta == NULL\n", __func__);
+		#endif
+		ret = _FAIL;
+		goto exit;
+	}
+
+	/* psta->rssi = prxcmd->rssi; */
+	/* psta->signal_quality = prxcmd->sq; */
+	precv_frame->u.hdr.psta = psta;
+
+
+	pattrib->amsdu = 0;
+	pattrib->ack_policy = 0;
+	/* parsing QC field */
+	if (pattrib->qos == 1) {
+		pattrib->priority = GetPriority((ptr + 24));
+		pattrib->ack_policy = GetAckpolicy((ptr + 24));
+		pattrib->amsdu = GetAMsdu((ptr + 24));
+		pattrib->hdrlen = pattrib->to_fr_ds == 3 ? 32 : 26;
+
+		if (pattrib->priority != 0 && pattrib->priority != 3)
+			adapter->recvpriv.bIsAnyNonBEPkts = true;
+
+	} else{
+		pattrib->priority = 0;
+		pattrib->hdrlen = pattrib->to_fr_ds == 3 ? 30 : 24;
+	}
+
+
+	if (pattrib->order)/* HT-CTRL 11n */
+		pattrib->hdrlen += 4;
+
+	precv_frame->u.hdr.preorder_ctrl = &psta->recvreorder_ctrl[pattrib->priority];
+
+	/*  decache, drop duplicate recv packets */
+	if (recv_decache(precv_frame, bretry, &psta->sta_recvpriv.rxcache) == _FAIL) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("decache : drop pkt\n"));
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s recv_decache return _FAIL\n", __func__);
+		#endif
+		ret = _FAIL;
+		goto exit;
+	}
+
+	if (pattrib->privacy) {
+
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("validate_recv_data_frame:pattrib->privacy =%x\n", pattrib->privacy));
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n ^^^^^^^^^^^IS_MCAST(pattrib->ra(0x%02x)) =%d^^^^^^^^^^^^^^^6\n", pattrib->ra[0], IS_MCAST(pattrib->ra)));
+
+		GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, IS_MCAST(pattrib->ra));
+
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n pattrib->encrypt =%d\n", pattrib->encrypt));
+
+		SET_ICE_IV_LEN(pattrib->iv_len, pattrib->icv_len, pattrib->encrypt);
+	} else{
+		pattrib->encrypt = 0;
+		pattrib->iv_len = pattrib->icv_len = 0;
+	}
+
+exit:
+	return ret;
+}
+
+static sint validate_80211w_mgmt(struct adapter *adapter, union recv_frame *precv_frame)
+{
+	struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+	u8 *ptr = precv_frame->u.hdr.rx_data;
+	u8 type;
+	u8 subtype;
+
+	type =  GetFrameType(ptr);
+	subtype = GetFrameSubType(ptr); /* bit(7)~bit(2) */
+
+	/* only support station mode */
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED)
+		&& adapter->securitypriv.binstallBIPkey == true) {
+		/* unicast management frame decrypt */
+		if (pattrib->privacy && !(IS_MCAST(GetAddr1Ptr(ptr))) &&
+			(subtype == WIFI_DEAUTH || subtype == WIFI_DISASSOC || subtype == WIFI_ACTION)) {
+			u8 *ppp, *mgmt_DATA;
+			u32 data_len = 0;
+			ppp = GetAddr2Ptr(ptr);
+
+			pattrib->bdecrypted = 0;
+			pattrib->encrypt = _AES_;
+			pattrib->hdrlen = sizeof(struct ieee80211_hdr_3addr);
+			/* set iv and icv length */
+			SET_ICE_IV_LEN(pattrib->iv_len, pattrib->icv_len, pattrib->encrypt);
+			memcpy(pattrib->ra, GetAddr1Ptr(ptr), ETH_ALEN);
+			memcpy(pattrib->ta, GetAddr2Ptr(ptr), ETH_ALEN);
+			/* actual management data frame body */
+			data_len = pattrib->pkt_len - pattrib->hdrlen - pattrib->iv_len - pattrib->icv_len;
+			mgmt_DATA = rtw_zmalloc(data_len);
+			if (mgmt_DATA == NULL) {
+				DBG_871X("%s mgmt allocate fail  !!!!!!!!!\n", __func__);
+				goto validate_80211w_fail;
+			}
+			precv_frame = decryptor(adapter, precv_frame);
+			/* save actual management data frame body */
+			memcpy(mgmt_DATA, ptr+pattrib->hdrlen+pattrib->iv_len, data_len);
+			/* overwrite the iv field */
+			memcpy(ptr+pattrib->hdrlen, mgmt_DATA, data_len);
+			/* remove the iv and icv length */
+			pattrib->pkt_len = pattrib->pkt_len - pattrib->iv_len - pattrib->icv_len;
+			kfree(mgmt_DATA);
+			if (!precv_frame) {
+				DBG_871X("%s mgmt descrypt fail  !!!!!!!!!\n", __func__);
+				goto validate_80211w_fail;
+			}
+		} else if (IS_MCAST(GetAddr1Ptr(ptr)) &&
+			(subtype == WIFI_DEAUTH || subtype == WIFI_DISASSOC)) {
+			sint BIP_ret = _SUCCESS;
+			/* verify BIP MME IE of broadcast/multicast de-auth/disassoc packet */
+			BIP_ret = rtw_BIP_verify(adapter, (u8 *)precv_frame);
+			if (BIP_ret == _FAIL) {
+				/* DBG_871X("802.11w BIP verify fail\n"); */
+				goto validate_80211w_fail;
+			} else if (BIP_ret == RTW_RX_HANDLED) {
+				/* DBG_871X("802.11w recv none protected packet\n"); */
+				/* issue sa query request */
+				issue_action_SA_Query(adapter, NULL, 0, 0);
+				goto validate_80211w_fail;
+			}
+		} else { /* 802.11w protect */
+			if (subtype == WIFI_ACTION) {
+				/* according 802.11-2012 standard, these five types are not robust types */
+				if (ptr[WLAN_HDR_A3_LEN] != RTW_WLAN_CATEGORY_PUBLIC          &&
+					ptr[WLAN_HDR_A3_LEN] != RTW_WLAN_CATEGORY_HT              &&
+					ptr[WLAN_HDR_A3_LEN] != RTW_WLAN_CATEGORY_UNPROTECTED_WNM &&
+					ptr[WLAN_HDR_A3_LEN] != RTW_WLAN_CATEGORY_SELF_PROTECTED  &&
+					ptr[WLAN_HDR_A3_LEN] != RTW_WLAN_CATEGORY_P2P) {
+					DBG_871X("action frame category =%d should robust\n", ptr[WLAN_HDR_A3_LEN]);
+					goto validate_80211w_fail;
+				}
+			} else if (subtype == WIFI_DEAUTH || subtype == WIFI_DISASSOC) {
+				DBG_871X("802.11w recv none protected packet\n");
+				/* issue sa query request */
+				issue_action_SA_Query(adapter, NULL, 0, 0);
+				goto validate_80211w_fail;
+			}
+		}
+	}
+	return _SUCCESS;
+
+validate_80211w_fail:
+	return _FAIL;
+
+}
+
+static inline void dump_rx_packet(u8 *ptr)
+{
+	int i;
+
+	DBG_871X("#############################\n");
+	for (i = 0; i < 64; i = i+8)
+		DBG_871X("%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:\n", *(ptr+i),
+		*(ptr+i+1), *(ptr+i+2), *(ptr+i+3), *(ptr+i+4), *(ptr+i+5), *(ptr+i+6), *(ptr+i+7));
+	DBG_871X("#############################\n");
+}
+
+sint validate_recv_frame(struct adapter *adapter, union recv_frame *precv_frame);
+sint validate_recv_frame(struct adapter *adapter, union recv_frame *precv_frame)
+{
+	/* shall check frame subtype, to / from ds, da, bssid */
+
+	/* then call check if rx seq/frag. duplicated. */
+
+	u8 type;
+	u8 subtype;
+	sint retval = _SUCCESS;
+
+	struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
+
+	u8 *ptr = precv_frame->u.hdr.rx_data;
+	u8  ver = (unsigned char) (*ptr)&0x3;
+
+	/* add version chk */
+	if (ver != 0) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("validate_recv_data_frame fail! (ver!= 0)\n"));
+		retval = _FAIL;
+		DBG_COUNTER(adapter->rx_logs.core_rx_pre_ver_err);
+		goto exit;
+	}
+
+	type =  GetFrameType(ptr);
+	subtype = GetFrameSubType(ptr); /* bit(7)~bit(2) */
+
+	pattrib->to_fr_ds = get_tofr_ds(ptr);
+
+	pattrib->frag_num = GetFragNum(ptr);
+	pattrib->seq_num = GetSequence(ptr);
+
+	pattrib->pw_save = GetPwrMgt(ptr);
+	pattrib->mfrag = GetMFrag(ptr);
+	pattrib->mdata = GetMData(ptr);
+	pattrib->privacy = GetPrivacy(ptr);
+	pattrib->order = GetOrder(ptr);
+{
+	u8 bDumpRxPkt;
+	rtw_hal_get_def_var(adapter, HAL_DEF_DBG_DUMP_RXPKT, &(bDumpRxPkt));
+	if (bDumpRxPkt == 1) /* dump all rx packets */
+		dump_rx_packet(ptr);
+	else if ((bDumpRxPkt == 2) && (type == WIFI_MGT_TYPE))
+		dump_rx_packet(ptr);
+	else if ((bDumpRxPkt == 3) && (type == WIFI_DATA_TYPE))
+		dump_rx_packet(ptr);
+}
+
+	switch (type) {
+	case WIFI_MGT_TYPE: /* mgnt */
+		DBG_COUNTER(adapter->rx_logs.core_rx_pre_mgmt);
+		if (validate_80211w_mgmt(adapter, precv_frame) == _FAIL) {
+			retval = _FAIL;
+			DBG_COUNTER(padapter->rx_logs.core_rx_pre_mgmt_err_80211w);
+			break;
+		}
+
+		retval = validate_recv_mgnt_frame(adapter, precv_frame);
+		if (retval == _FAIL) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("validate_recv_mgnt_frame fail\n"));
+			DBG_COUNTER(adapter->rx_logs.core_rx_pre_mgmt_err);
+		}
+		retval = _FAIL; /*  only data frame return _SUCCESS */
+		break;
+	case WIFI_CTRL_TYPE: /* ctrl */
+		DBG_COUNTER(adapter->rx_logs.core_rx_pre_ctrl);
+		retval = validate_recv_ctrl_frame(adapter, precv_frame);
+		if (retval == _FAIL) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("validate_recv_ctrl_frame fail\n"));
+			DBG_COUNTER(adapter->rx_logs.core_rx_pre_ctrl_err);
+		}
+		retval = _FAIL; /*  only data frame return _SUCCESS */
+		break;
+	case WIFI_DATA_TYPE: /* data */
+		DBG_COUNTER(adapter->rx_logs.core_rx_pre_data);
+
+		pattrib->qos = (subtype & BIT(7)) ? 1:0;
+		retval = validate_recv_data_frame(adapter, precv_frame);
+		if (retval == _FAIL) {
+			struct recv_priv *precvpriv = &adapter->recvpriv;
+			/* RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("validate_recv_data_frame fail\n")); */
+			precvpriv->rx_drop++;
+			DBG_COUNTER(adapter->rx_logs.core_rx_pre_data_err);
+		} else if (retval == _SUCCESS) {
+#ifdef DBG_RX_DUMP_EAP
+			u8 bDumpRxPkt;
+			u16 eth_type;
+
+			/*  dump eapol */
+			rtw_hal_get_def_var(adapter, HAL_DEF_DBG_DUMP_RXPKT, &(bDumpRxPkt));
+			/*  get ether_type */
+			memcpy(&eth_type, ptr + pattrib->hdrlen + pattrib->iv_len + LLC_HEADER_SIZE, 2);
+			eth_type = ntohs((unsigned short) eth_type);
+			if ((bDumpRxPkt == 4) && (eth_type == 0x888e))
+				dump_rx_packet(ptr);
+#endif
+		} else
+			DBG_COUNTER(adapter->rx_logs.core_rx_pre_data_handled);
+		break;
+	default:
+		DBG_COUNTER(adapter->rx_logs.core_rx_pre_unknown);
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("validate_recv_data_frame fail! type = 0x%x\n", type));
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME validate_recv_data_frame fail! type = 0x%x\n", type);
+		#endif
+		retval = _FAIL;
+		break;
+	}
+
+exit:
+	return retval;
+}
+
+
+/* remove the wlanhdr and add the eth_hdr */
+sint wlanhdr_to_ethhdr(union recv_frame *precvframe);
+sint wlanhdr_to_ethhdr(union recv_frame *precvframe)
+{
+	sint	rmv_len;
+	u16 eth_type, len;
+	u8 bsnaphdr;
+	u8 *psnap_type;
+	struct ieee80211_snap_hdr	*psnap;
+	__be16 be_tmp;
+	sint ret = _SUCCESS;
+	struct adapter			*adapter = precvframe->u.hdr.adapter;
+	struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
+	u8 *ptr = get_recvframe_data(precvframe) ; /*  point to frame_ctrl field */
+	struct rx_pkt_attrib *pattrib = &precvframe->u.hdr.attrib;
+
+	if (pattrib->encrypt) {
+		recvframe_pull_tail(precvframe, pattrib->icv_len);
+	}
+
+	psnap = (struct ieee80211_snap_hdr	*)(ptr+pattrib->hdrlen + pattrib->iv_len);
+	psnap_type = ptr+pattrib->hdrlen + pattrib->iv_len+SNAP_SIZE;
+	/* convert hdr + possible LLC headers into Ethernet header */
+	/* eth_type = (psnap_type[0] << 8) | psnap_type[1]; */
+	if ((!memcmp(psnap, rtw_rfc1042_header, SNAP_SIZE) &&
+		(memcmp(psnap_type, SNAP_ETH_TYPE_IPX, 2)) &&
+		(memcmp(psnap_type, SNAP_ETH_TYPE_APPLETALK_AARP, 2))) ||
+		/* eth_type != ETH_P_AARP && eth_type != ETH_P_IPX) || */
+		 !memcmp(psnap, rtw_bridge_tunnel_header, SNAP_SIZE)) {
+		/* remove RFC1042 or Bridge-Tunnel encapsulation and replace EtherType */
+		bsnaphdr = true;
+	} else
+		/* Leave Ethernet header part of hdr and full payload */
+		bsnaphdr = false;
+
+	rmv_len = pattrib->hdrlen + pattrib->iv_len + (bsnaphdr?SNAP_SIZE:0);
+	len = precvframe->u.hdr.len - rmv_len;
+
+	RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("\n ===pattrib->hdrlen: %x,  pattrib->iv_len:%x ===\n\n", pattrib->hdrlen,  pattrib->iv_len));
+
+	memcpy(&be_tmp, ptr+rmv_len, 2);
+	eth_type = ntohs(be_tmp); /* pattrib->ether_type */
+	pattrib->eth_type = eth_type;
+
+#ifdef CONFIG_AUTO_AP_MODE
+	if (0x8899 == pattrib->eth_type) {
+		struct sta_info *psta = precvframe->u.hdr.psta;
+
+		DBG_871X("wlan rx: got eth_type = 0x%x\n", pattrib->eth_type);
+
+		if (psta && psta->isrc && psta->pid > 0) {
+			u16 rx_pid;
+
+			rx_pid = *(u16 *)(ptr+rmv_len+2);
+
+			DBG_871X("wlan rx(pid = 0x%x): sta("MAC_FMT") pid = 0x%x\n",
+				rx_pid, MAC_ARG(psta->hwaddr), psta->pid);
+
+			if (rx_pid == psta->pid) {
+				int i;
+				u16 len = *(u16 *)(ptr+rmv_len+4);
+				/* u16 ctrl_type = *(u16*)(ptr+rmv_len+6); */
+
+				/* DBG_871X("RC: len = 0x%x, ctrl_type = 0x%x\n", len, ctrl_type); */
+				DBG_871X("RC: len = 0x%x\n", len);
+
+				for (i = 0; i < len ; i++)
+					DBG_871X("0x%x\n", *(ptr+rmv_len+6+i));
+					/* DBG_871X("0x%x\n", *(ptr+rmv_len+8+i)); */
+
+				DBG_871X("RC-end\n");
+			}
+		}
+	}
+#endif /* CONFIG_AUTO_AP_MODE */
+
+	if ((check_fwstate(pmlmepriv, WIFI_MP_STATE) == true)) {
+		ptr += rmv_len;
+		*ptr = 0x87;
+		*(ptr+1) = 0x12;
+
+		eth_type = 0x8712;
+		/*  append rx status for mp test packets */
+		ptr = recvframe_pull(precvframe, (rmv_len-sizeof(struct ethhdr)+2)-24);
+		memcpy(ptr, get_rxmem(precvframe), 24);
+		ptr += 24;
+	} else
+		ptr = recvframe_pull(precvframe, (rmv_len-sizeof(struct ethhdr) + (bsnaphdr?2:0)));
+
+	memcpy(ptr, pattrib->dst, ETH_ALEN);
+	memcpy(ptr+ETH_ALEN, pattrib->src, ETH_ALEN);
+
+	if (!bsnaphdr) {
+		be_tmp = htons(len);
+		memcpy(ptr+12, &be_tmp, 2);
+	}
+
+	return ret;
+}
+
+/* perform defrag */
+union recv_frame *recvframe_defrag(struct adapter *adapter, struct __queue *defrag_q)
+{
+	struct list_head	 *plist, *phead;
+	u8 *data, wlanhdr_offset;
+	u8 curfragnum;
+	struct recv_frame_hdr *pfhdr, *pnfhdr;
+	union recv_frame *prframe, *pnextrframe;
+	struct __queue	*pfree_recv_queue;
+
+	curfragnum = 0;
+	pfree_recv_queue = &adapter->recvpriv.free_recv_queue;
+
+	phead = get_list_head(defrag_q);
+	plist = get_next(phead);
+	prframe = LIST_CONTAINOR(plist, union recv_frame, u);
+	pfhdr = &prframe->u.hdr;
+	list_del_init(&(prframe->u.list));
+
+	if (curfragnum != pfhdr->attrib.frag_num) {
+		/* the first fragment number must be 0 */
+		/* free the whole queue */
+		rtw_free_recvframe(prframe, pfree_recv_queue);
+		rtw_free_recvframe_queue(defrag_q, pfree_recv_queue);
+
+		return NULL;
+	}
+
+	curfragnum++;
+
+	plist = get_list_head(defrag_q);
+
+	plist = get_next(plist);
+
+	data = get_recvframe_data(prframe);
+
+	while (phead != plist) {
+		pnextrframe = LIST_CONTAINOR(plist, union recv_frame, u);
+		pnfhdr = &pnextrframe->u.hdr;
+
+
+		/* check the fragment sequence  (2nd ~n fragment frame) */
+
+		if (curfragnum != pnfhdr->attrib.frag_num) {
+			/* the fragment number must be increasing  (after decache) */
+			/* release the defrag_q & prframe */
+			rtw_free_recvframe(prframe, pfree_recv_queue);
+			rtw_free_recvframe_queue(defrag_q, pfree_recv_queue);
+			return NULL;
+		}
+
+		curfragnum++;
+
+		/* copy the 2nd~n fragment frame's payload to the first fragment */
+		/* get the 2nd~last fragment frame's payload */
+
+		wlanhdr_offset = pnfhdr->attrib.hdrlen + pnfhdr->attrib.iv_len;
+
+		recvframe_pull(pnextrframe, wlanhdr_offset);
+
+		/* append  to first fragment frame's tail (if privacy frame, pull the ICV) */
+		recvframe_pull_tail(prframe, pfhdr->attrib.icv_len);
+
+		/* memcpy */
+		memcpy(pfhdr->rx_tail, pnfhdr->rx_data, pnfhdr->len);
+
+		recvframe_put(prframe, pnfhdr->len);
+
+		pfhdr->attrib.icv_len = pnfhdr->attrib.icv_len;
+		plist = get_next(plist);
+
+	};
+
+	/* free the defrag_q queue and return the prframe */
+	rtw_free_recvframe_queue(defrag_q, pfree_recv_queue);
+
+	RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("Performance defrag!!!!!\n"));
+
+	return prframe;
+}
+
+/* check if need to defrag, if needed queue the frame to defrag_q */
+union recv_frame *recvframe_chk_defrag(struct adapter *padapter, union recv_frame *precv_frame)
+{
+	u8 ismfrag;
+	u8 fragnum;
+	u8 *psta_addr;
+	struct recv_frame_hdr *pfhdr;
+	struct sta_info *psta;
+	struct sta_priv *pstapriv;
+	struct list_head *phead;
+	union recv_frame *prtnframe = NULL;
+	struct __queue *pfree_recv_queue, *pdefrag_q;
+
+	pstapriv = &padapter->stapriv;
+
+	pfhdr = &precv_frame->u.hdr;
+
+	pfree_recv_queue = &padapter->recvpriv.free_recv_queue;
+
+	/* need to define struct of wlan header frame ctrl */
+	ismfrag = pfhdr->attrib.mfrag;
+	fragnum = pfhdr->attrib.frag_num;
+
+	psta_addr = pfhdr->attrib.ta;
+	psta = rtw_get_stainfo(pstapriv, psta_addr);
+	if (psta == NULL) {
+		u8 type = GetFrameType(pfhdr->rx_data);
+		if (type != WIFI_DATA_TYPE) {
+			psta = rtw_get_bcmc_stainfo(padapter);
+			pdefrag_q = &psta->sta_recvpriv.defrag_q;
+		} else
+			pdefrag_q = NULL;
+	} else
+		pdefrag_q = &psta->sta_recvpriv.defrag_q;
+
+	if ((ismfrag == 0) && (fragnum == 0))
+		prtnframe = precv_frame;/* isn't a fragment frame */
+
+	if (ismfrag == 1) {
+		/* 0~(n-1) fragment frame */
+		/* enqueue to defraf_g */
+		if (pdefrag_q != NULL) {
+			if (fragnum == 0)
+				/* the first fragment */
+				if (!list_empty(&pdefrag_q->queue))
+					/* free current defrag_q */
+					rtw_free_recvframe_queue(pdefrag_q, pfree_recv_queue);
+
+
+			/* Then enqueue the 0~(n-1) fragment into the defrag_q */
+
+			/* spin_lock(&pdefrag_q->lock); */
+			phead = get_list_head(pdefrag_q);
+			list_add_tail(&pfhdr->list, phead);
+			/* spin_unlock(&pdefrag_q->lock); */
+
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("Enqueuq: ismfrag = %d, fragnum = %d\n", ismfrag, fragnum));
+
+			prtnframe = NULL;
+
+		} else{
+			/* can't find this ta's defrag_queue, so free this recv_frame */
+			rtw_free_recvframe(precv_frame, pfree_recv_queue);
+			prtnframe = NULL;
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("Free because pdefrag_q == NULL: ismfrag = %d, fragnum = %d\n", ismfrag, fragnum));
+		}
+
+	}
+
+	if ((ismfrag == 0) && (fragnum != 0)) {
+		/* the last fragment frame */
+		/* enqueue the last fragment */
+		if (pdefrag_q != NULL) {
+			/* spin_lock(&pdefrag_q->lock); */
+			phead = get_list_head(pdefrag_q);
+			list_add_tail(&pfhdr->list, phead);
+			/* spin_unlock(&pdefrag_q->lock); */
+
+			/* call recvframe_defrag to defrag */
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("defrag: ismfrag = %d, fragnum = %d\n", ismfrag, fragnum));
+			precv_frame = recvframe_defrag(padapter, pdefrag_q);
+			prtnframe = precv_frame;
+
+		} else{
+			/* can't find this ta's defrag_queue, so free this recv_frame */
+			rtw_free_recvframe(precv_frame, pfree_recv_queue);
+			prtnframe = NULL;
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("Free because pdefrag_q == NULL: ismfrag = %d, fragnum = %d\n", ismfrag, fragnum));
+		}
+
+	}
+
+
+	if ((prtnframe != NULL) && (prtnframe->u.hdr.attrib.privacy)) {
+		/* after defrag we must check tkip mic code */
+		if (recvframe_chkmic(padapter,  prtnframe) == _FAIL) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvframe_chkmic(padapter,  prtnframe) == _FAIL\n"));
+			rtw_free_recvframe(prtnframe, pfree_recv_queue);
+			prtnframe = NULL;
+		}
+	}
+	return prtnframe;
+}
+
+static int amsdu_to_msdu(struct adapter *padapter, union recv_frame *prframe)
+{
+	int	a_len, padding_len;
+	u16 nSubframe_Length;
+	u8 nr_subframes, i;
+	u8 *pdata;
+	_pkt *sub_pkt, *subframes[MAX_SUBFRAME_COUNT];
+	struct recv_priv *precvpriv = &padapter->recvpriv;
+	struct __queue *pfree_recv_queue = &(precvpriv->free_recv_queue);
+	int	ret = _SUCCESS;
+
+	nr_subframes = 0;
+
+	recvframe_pull(prframe, prframe->u.hdr.attrib.hdrlen);
+
+	if (prframe->u.hdr.attrib.iv_len > 0)
+		recvframe_pull(prframe, prframe->u.hdr.attrib.iv_len);
+
+	a_len = prframe->u.hdr.len;
+
+	pdata = prframe->u.hdr.rx_data;
+
+	while (a_len > ETH_HLEN) {
+
+		/* Offset 12 denote 2 mac address */
+		nSubframe_Length = RTW_GET_BE16(pdata + 12);
+
+		if (a_len < (ETHERNET_HEADER_SIZE + nSubframe_Length)) {
+			DBG_871X("nRemain_Length is %d and nSubframe_Length is : %d\n", a_len, nSubframe_Length);
+			break;
+		}
+
+		sub_pkt = rtw_os_alloc_msdu_pkt(prframe, nSubframe_Length, pdata);
+		if (sub_pkt == NULL) {
+			DBG_871X("%s(): allocate sub packet fail !!!\n", __func__);
+			break;
+		}
+
+		/* move the data point to data content */
+		pdata += ETH_HLEN;
+		a_len -= ETH_HLEN;
+
+		subframes[nr_subframes++] = sub_pkt;
+
+		if (nr_subframes >= MAX_SUBFRAME_COUNT) {
+			DBG_871X("ParseSubframe(): Too many Subframes! Packets dropped!\n");
+			break;
+		}
+
+		pdata += nSubframe_Length;
+		a_len -= nSubframe_Length;
+		if (a_len != 0) {
+			padding_len = 4 - ((nSubframe_Length + ETH_HLEN) & (4-1));
+			if (padding_len == 4) {
+				padding_len = 0;
+			}
+
+			if (a_len < padding_len) {
+				DBG_871X("ParseSubframe(): a_len < padding_len !\n");
+				break;
+			}
+			pdata += padding_len;
+			a_len -= padding_len;
+		}
+	}
+
+	for (i = 0; i < nr_subframes; i++) {
+		sub_pkt = subframes[i];
+
+		/* Indicat the packets to upper layer */
+		if (sub_pkt) {
+			rtw_os_recv_indicate_pkt(padapter, sub_pkt, &prframe->u.hdr.attrib);
+		}
+	}
+
+	prframe->u.hdr.len = 0;
+	rtw_free_recvframe(prframe, pfree_recv_queue);/* free this recv_frame */
+
+	return ret;
+}
+
+int check_indicate_seq(struct recv_reorder_ctrl *preorder_ctrl, u16 seq_num);
+int check_indicate_seq(struct recv_reorder_ctrl *preorder_ctrl, u16 seq_num)
+{
+	struct adapter *padapter = preorder_ctrl->padapter;
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+	u8 wsize = preorder_ctrl->wsize_b;
+	u16 wend = (preorder_ctrl->indicate_seq + wsize - 1) & 0xFFF;/*  4096; */
+
+	/*  Rx Reorder initialize condition. */
+	if (preorder_ctrl->indicate_seq == 0xFFFF) {
+		preorder_ctrl->indicate_seq = seq_num;
+		#ifdef DBG_RX_SEQ
+		DBG_871X("DBG_RX_SEQ %s:%d init IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+			preorder_ctrl->indicate_seq, seq_num);
+		#endif
+
+		/* DbgPrint("check_indicate_seq, 1st->indicate_seq =%d\n", precvpriv->indicate_seq); */
+	}
+
+	/* DbgPrint("enter->check_indicate_seq(): IndicateSeq: %d, NewSeq: %d\n", precvpriv->indicate_seq, seq_num); */
+
+	/*  Drop out the packet which SeqNum is smaller than WinStart */
+	if (SN_LESS(seq_num, preorder_ctrl->indicate_seq)) {
+		/* RT_TRACE(COMP_RX_REORDER, DBG_LOUD, ("CheckRxTsIndicateSeq(): Packet Drop! IndicateSeq: %d, NewSeq: %d\n", pTS->RxIndicateSeq, NewSeqNum)); */
+		/* DbgPrint("CheckRxTsIndicateSeq(): Packet Drop! IndicateSeq: %d, NewSeq: %d\n", precvpriv->indicate_seq, seq_num); */
+
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("%s IndicateSeq: %d > NewSeq: %d\n", __func__,
+			preorder_ctrl->indicate_seq, seq_num);
+		#endif
+
+
+		return false;
+	}
+
+	/*  */
+	/*  Sliding window manipulation. Conditions includes: */
+	/*  1. Incoming SeqNum is equal to WinStart =>Window shift 1 */
+	/*  2. Incoming SeqNum is larger than the WinEnd => Window shift N */
+	/*  */
+	if (SN_EQUAL(seq_num, preorder_ctrl->indicate_seq)) {
+		preorder_ctrl->indicate_seq = (preorder_ctrl->indicate_seq + 1) & 0xFFF;
+
+		#ifdef DBG_RX_SEQ
+		DBG_871X("DBG_RX_SEQ %s:%d SN_EQUAL IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+			preorder_ctrl->indicate_seq, seq_num);
+		#endif
+	} else if (SN_LESS(wend, seq_num)) {
+		/* RT_TRACE(COMP_RX_REORDER, DBG_LOUD, ("CheckRxTsIndicateSeq(): Window Shift! IndicateSeq: %d, NewSeq: %d\n", pTS->RxIndicateSeq, NewSeqNum)); */
+		/* DbgPrint("CheckRxTsIndicateSeq(): Window Shift! IndicateSeq: %d, NewSeq: %d\n", precvpriv->indicate_seq, seq_num); */
+
+		/*  boundary situation, when seq_num cross 0xFFF */
+		if (seq_num >= (wsize - 1))
+			preorder_ctrl->indicate_seq = seq_num + 1 - wsize;
+		else
+			preorder_ctrl->indicate_seq = 0xFFF - (wsize - (seq_num + 1)) + 1;
+		pdbgpriv->dbg_rx_ampdu_window_shift_cnt++;
+		#ifdef DBG_RX_SEQ
+		DBG_871X("DBG_RX_SEQ %s:%d SN_LESS(wend, seq_num) IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+			preorder_ctrl->indicate_seq, seq_num);
+		#endif
+	}
+
+	/* DbgPrint("exit->check_indicate_seq(): IndicateSeq: %d, NewSeq: %d\n", precvpriv->indicate_seq, seq_num); */
+
+	return true;
+}
+
+int enqueue_reorder_recvframe(struct recv_reorder_ctrl *preorder_ctrl, union recv_frame *prframe);
+int enqueue_reorder_recvframe(struct recv_reorder_ctrl *preorder_ctrl, union recv_frame *prframe)
+{
+	struct rx_pkt_attrib *pattrib = &prframe->u.hdr.attrib;
+	struct __queue *ppending_recvframe_queue = &preorder_ctrl->pending_recvframe_queue;
+	struct list_head	*phead, *plist;
+	union recv_frame *pnextrframe;
+	struct rx_pkt_attrib *pnextattrib;
+
+	/* DbgPrint("+enqueue_reorder_recvframe()\n"); */
+
+	/* spin_lock_irqsave(&ppending_recvframe_queue->lock, irql); */
+	/* spin_lock(&ppending_recvframe_queue->lock); */
+
+
+	phead = get_list_head(ppending_recvframe_queue);
+	plist = get_next(phead);
+
+	while (phead != plist) {
+		pnextrframe = LIST_CONTAINOR(plist, union recv_frame, u);
+		pnextattrib = &pnextrframe->u.hdr.attrib;
+
+		if (SN_LESS(pnextattrib->seq_num, pattrib->seq_num))
+			plist = get_next(plist);
+		else if (SN_EQUAL(pnextattrib->seq_num, pattrib->seq_num))
+			/* Duplicate entry is found!! Do not insert current entry. */
+			/* RT_TRACE(COMP_RX_REORDER, DBG_TRACE, ("InsertRxReorderList(): Duplicate packet is dropped!! IndicateSeq: %d, NewSeq: %d\n", pTS->RxIndicateSeq, SeqNum)); */
+			/* spin_unlock_irqrestore(&ppending_recvframe_queue->lock, irql); */
+			return false;
+		else
+			break;
+
+		/* DbgPrint("enqueue_reorder_recvframe():while\n"); */
+
+	}
+
+
+	/* spin_lock_irqsave(&ppending_recvframe_queue->lock, irql); */
+	/* spin_lock(&ppending_recvframe_queue->lock); */
+
+	list_del_init(&(prframe->u.hdr.list));
+
+	list_add_tail(&(prframe->u.hdr.list), plist);
+
+	/* spin_unlock(&ppending_recvframe_queue->lock); */
+	/* spin_unlock_irqrestore(&ppending_recvframe_queue->lock, irql); */
+
+
+	/* RT_TRACE(COMP_RX_REORDER, DBG_TRACE, ("InsertRxReorderList(): Pkt insert into buffer!! IndicateSeq: %d, NewSeq: %d\n", pTS->RxIndicateSeq, SeqNum)); */
+	return true;
+
+}
+
+void recv_indicatepkts_pkt_loss_cnt(struct debug_priv *pdbgpriv, u64 prev_seq, u64 current_seq);
+void recv_indicatepkts_pkt_loss_cnt(struct debug_priv *pdbgpriv, u64 prev_seq, u64 current_seq)
+{
+	if (current_seq < prev_seq)
+		pdbgpriv->dbg_rx_ampdu_loss_count += (4096 + current_seq - prev_seq);
+	else
+		pdbgpriv->dbg_rx_ampdu_loss_count += (current_seq - prev_seq);
+
+}
+int recv_indicatepkts_in_order(struct adapter *padapter, struct recv_reorder_ctrl *preorder_ctrl, int bforced);
+int recv_indicatepkts_in_order(struct adapter *padapter, struct recv_reorder_ctrl *preorder_ctrl, int bforced)
+{
+	struct list_head	*phead, *plist;
+	union recv_frame *prframe;
+	struct rx_pkt_attrib *pattrib;
+	/* u8 index = 0; */
+	int bPktInBuf = false;
+	struct recv_priv *precvpriv = &padapter->recvpriv;
+	struct __queue *ppending_recvframe_queue = &preorder_ctrl->pending_recvframe_queue;
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+
+	DBG_COUNTER(padapter->rx_logs.core_rx_post_indicate_in_oder);
+
+	/* DbgPrint("+recv_indicatepkts_in_order\n"); */
+
+	/* spin_lock_irqsave(&ppending_recvframe_queue->lock, irql); */
+	/* spin_lock(&ppending_recvframe_queue->lock); */
+
+	phead =		get_list_head(ppending_recvframe_queue);
+	plist = get_next(phead);
+
+	/*  Handling some condition for forced indicate case. */
+	if (bforced == true) {
+		pdbgpriv->dbg_rx_ampdu_forced_indicate_count++;
+		if (list_empty(phead)) {
+			/*  spin_unlock_irqrestore(&ppending_recvframe_queue->lock, irql); */
+			/* spin_unlock(&ppending_recvframe_queue->lock); */
+			return true;
+		}
+
+		prframe = LIST_CONTAINOR(plist, union recv_frame, u);
+		pattrib = &prframe->u.hdr.attrib;
+
+		#ifdef DBG_RX_SEQ
+		DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+			preorder_ctrl->indicate_seq, pattrib->seq_num);
+		#endif
+		recv_indicatepkts_pkt_loss_cnt(pdbgpriv, preorder_ctrl->indicate_seq, pattrib->seq_num);
+		preorder_ctrl->indicate_seq = pattrib->seq_num;
+
+	}
+
+	/*  Prepare indication list and indication. */
+	/*  Check if there is any packet need indicate. */
+	while (!list_empty(phead)) {
+
+		prframe = LIST_CONTAINOR(plist, union recv_frame, u);
+		pattrib = &prframe->u.hdr.attrib;
+
+		if (!SN_LESS(preorder_ctrl->indicate_seq, pattrib->seq_num)) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_,
+				 ("recv_indicatepkts_in_order: indicate =%d seq =%d amsdu =%d\n",
+				  preorder_ctrl->indicate_seq, pattrib->seq_num, pattrib->amsdu));
+
+			plist = get_next(plist);
+			list_del_init(&(prframe->u.hdr.list));
+
+			if (SN_EQUAL(preorder_ctrl->indicate_seq, pattrib->seq_num)) {
+				preorder_ctrl->indicate_seq = (preorder_ctrl->indicate_seq + 1) & 0xFFF;
+				#ifdef DBG_RX_SEQ
+				DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+					preorder_ctrl->indicate_seq, pattrib->seq_num);
+				#endif
+			}
+
+			/* Set this as a lock to make sure that only one thread is indicating packet. */
+			/* pTS->RxIndicateState = RXTS_INDICATE_PROCESSING; */
+
+			/*  Indicate packets */
+			/* RT_ASSERT((index<=REORDER_WIN_SIZE), ("RxReorderIndicatePacket(): Rx Reorder buffer full!!\n")); */
+
+
+			/* indicate this recv_frame */
+			/* DbgPrint("recv_indicatepkts_in_order, indicate_seq =%d, seq_num =%d\n", precvpriv->indicate_seq, pattrib->seq_num); */
+			if (!pattrib->amsdu) {
+				/* DBG_871X("recv_indicatepkts_in_order, amsdu!= 1, indicate_seq =%d, seq_num =%d\n", preorder_ctrl->indicate_seq, pattrib->seq_num); */
+
+				if ((padapter->bDriverStopped == false) &&
+				    (padapter->bSurpriseRemoved == false))
+					rtw_recv_indicatepkt(padapter, prframe);/* indicate this recv_frame */
+
+			} else if (pattrib->amsdu == 1) {
+				if (amsdu_to_msdu(padapter, prframe) != _SUCCESS)
+					rtw_free_recvframe(prframe, &precvpriv->free_recv_queue);
+
+			} else{
+				/* error condition; */
+			}
+
+
+			/* Update local variables. */
+			bPktInBuf = false;
+
+		} else{
+			bPktInBuf = true;
+			break;
+		}
+
+		/* DbgPrint("recv_indicatepkts_in_order():while\n"); */
+
+	}
+
+	/* spin_unlock(&ppending_recvframe_queue->lock); */
+	/* spin_unlock_irqrestore(&ppending_recvframe_queue->lock, irql); */
+
+	return bPktInBuf;
+}
+
+int recv_indicatepkt_reorder(struct adapter *padapter, union recv_frame *prframe);
+int recv_indicatepkt_reorder(struct adapter *padapter, union recv_frame *prframe)
+{
+	int retval = _SUCCESS;
+	struct rx_pkt_attrib *pattrib = &prframe->u.hdr.attrib;
+	struct recv_reorder_ctrl *preorder_ctrl = prframe->u.hdr.preorder_ctrl;
+	struct __queue *ppending_recvframe_queue = &preorder_ctrl->pending_recvframe_queue;
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+
+	DBG_COUNTER(padapter->rx_logs.core_rx_post_indicate_reoder);
+
+	if (!pattrib->amsdu) {
+		/* s1. */
+		wlanhdr_to_ethhdr(prframe);
+
+		if (pattrib->qos != 1) {
+			if ((padapter->bDriverStopped == false) &&
+			    (padapter->bSurpriseRemoved == false)) {
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_, ("@@@@  recv_indicatepkt_reorder -recv_func recv_indicatepkt\n"));
+
+				rtw_recv_indicatepkt(padapter, prframe);
+				return _SUCCESS;
+
+			}
+
+			#ifdef DBG_RX_DROP_FRAME
+			DBG_871X("DBG_RX_DROP_FRAME %s pattrib->qos != 1\n", __func__);
+			#endif
+
+			return _FAIL;
+
+		}
+
+		if (preorder_ctrl->enable == false) {
+			/* indicate this recv_frame */
+			preorder_ctrl->indicate_seq = pattrib->seq_num;
+			#ifdef DBG_RX_SEQ
+			DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+				preorder_ctrl->indicate_seq, pattrib->seq_num);
+			#endif
+
+			rtw_recv_indicatepkt(padapter, prframe);
+
+			preorder_ctrl->indicate_seq = (preorder_ctrl->indicate_seq + 1)%4096;
+			#ifdef DBG_RX_SEQ
+			DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+				preorder_ctrl->indicate_seq, pattrib->seq_num);
+			#endif
+
+			return _SUCCESS;
+		}
+	} else if (pattrib->amsdu == 1) { /* temp filter -> means didn't support A-MSDUs in a A-MPDU */
+		if (preorder_ctrl->enable == false) {
+			preorder_ctrl->indicate_seq = pattrib->seq_num;
+			#ifdef DBG_RX_SEQ
+			DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+				preorder_ctrl->indicate_seq, pattrib->seq_num);
+			#endif
+
+			retval = amsdu_to_msdu(padapter, prframe);
+
+			preorder_ctrl->indicate_seq = (preorder_ctrl->indicate_seq + 1)%4096;
+			#ifdef DBG_RX_SEQ
+			DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, NewSeq: %d\n", __func__, __LINE__,
+				preorder_ctrl->indicate_seq, pattrib->seq_num);
+			#endif
+
+			if (retval != _SUCCESS) {
+				#ifdef DBG_RX_DROP_FRAME
+				DBG_871X("DBG_RX_DROP_FRAME %s amsdu_to_msdu fail\n", __func__);
+				#endif
+			}
+
+			return retval;
+		}
+	}
+
+	spin_lock_bh(&ppending_recvframe_queue->lock);
+
+	RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_,
+		 ("recv_indicatepkt_reorder: indicate =%d seq =%d\n",
+		  preorder_ctrl->indicate_seq, pattrib->seq_num));
+
+	/* s2. check if winstart_b(indicate_seq) needs to been updated */
+	if (!check_indicate_seq(preorder_ctrl, pattrib->seq_num)) {
+		pdbgpriv->dbg_rx_ampdu_drop_count++;
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s check_indicate_seq fail\n", __func__);
+		#endif
+		goto _err_exit;
+	}
+
+
+	/* s3. Insert all packet into Reorder Queue to maintain its ordering. */
+	if (!enqueue_reorder_recvframe(preorder_ctrl, prframe)) {
+		/* DbgPrint("recv_indicatepkt_reorder, enqueue_reorder_recvframe fail!\n"); */
+		/* spin_unlock_irqrestore(&ppending_recvframe_queue->lock, irql); */
+		/* return _FAIL; */
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s enqueue_reorder_recvframe fail\n", __func__);
+		#endif
+		goto _err_exit;
+	}
+
+
+	/* s4. */
+	/*  Indication process. */
+	/*  After Packet dropping and Sliding Window shifting as above, we can now just indicate the packets */
+	/*  with the SeqNum smaller than latest WinStart and buffer other packets. */
+	/*  */
+	/*  For Rx Reorder condition: */
+	/*  1. All packets with SeqNum smaller than WinStart => Indicate */
+	/*  2. All packets with SeqNum larger than or equal to WinStart => Buffer it. */
+	/*  */
+
+	/* recv_indicatepkts_in_order(padapter, preorder_ctrl, true); */
+	if (recv_indicatepkts_in_order(padapter, preorder_ctrl, false) == true) {
+		_set_timer(&preorder_ctrl->reordering_ctrl_timer, REORDER_WAIT_TIME);
+		spin_unlock_bh(&ppending_recvframe_queue->lock);
+	} else{
+		spin_unlock_bh(&ppending_recvframe_queue->lock);
+		del_timer_sync(&preorder_ctrl->reordering_ctrl_timer);
+	}
+
+	return _SUCCESS;
+
+_err_exit:
+	spin_unlock_bh(&ppending_recvframe_queue->lock);
+
+	return _FAIL;
+}
+
+
+void rtw_reordering_ctrl_timeout_handler(void *pcontext)
+{
+	struct recv_reorder_ctrl *preorder_ctrl = (struct recv_reorder_ctrl *)pcontext;
+	struct adapter *padapter = preorder_ctrl->padapter;
+	struct __queue *ppending_recvframe_queue = &preorder_ctrl->pending_recvframe_queue;
+
+
+	if (padapter->bDriverStopped || padapter->bSurpriseRemoved)
+		return;
+
+	/* DBG_871X("+rtw_reordering_ctrl_timeout_handler() =>\n"); */
+
+	spin_lock_bh(&ppending_recvframe_queue->lock);
+
+	if (recv_indicatepkts_in_order(padapter, preorder_ctrl, true) == true)
+		_set_timer(&preorder_ctrl->reordering_ctrl_timer, REORDER_WAIT_TIME);
+
+	spin_unlock_bh(&ppending_recvframe_queue->lock);
+
+}
+
+int process_recv_indicatepkts(struct adapter *padapter, union recv_frame *prframe);
+int process_recv_indicatepkts(struct adapter *padapter, union recv_frame *prframe)
+{
+	int retval = _SUCCESS;
+	/* struct recv_priv *precvpriv = &padapter->recvpriv; */
+	/* struct rx_pkt_attrib *pattrib = &prframe->u.hdr.attrib; */
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct ht_priv *phtpriv = &pmlmepriv->htpriv;
+
+	DBG_COUNTER(padapter->rx_logs.core_rx_post_indicate);
+
+	if (phtpriv->ht_option == true) { /* B/G/N Mode */
+		/* prframe->u.hdr.preorder_ctrl = &precvpriv->recvreorder_ctrl[pattrib->priority]; */
+
+		if (recv_indicatepkt_reorder(padapter, prframe) != _SUCCESS) { /*  including perform A-MPDU Rx Ordering Buffer Control */
+			#ifdef DBG_RX_DROP_FRAME
+			DBG_871X("DBG_RX_DROP_FRAME %s recv_indicatepkt_reorder error!\n", __func__);
+			#endif
+
+			if ((padapter->bDriverStopped == false) &&
+			    (padapter->bSurpriseRemoved == false)) {
+				retval = _FAIL;
+				return retval;
+			}
+		}
+	} else { /* B/G mode */
+		retval = wlanhdr_to_ethhdr(prframe);
+		if (retval != _SUCCESS) {
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("wlanhdr_to_ethhdr: drop pkt\n"));
+			#ifdef DBG_RX_DROP_FRAME
+			DBG_871X("DBG_RX_DROP_FRAME %s wlanhdr_to_ethhdr error!\n", __func__);
+			#endif
+			return retval;
+		}
+
+		if ((padapter->bDriverStopped == false) && (padapter->bSurpriseRemoved == false)) {
+			/* indicate this recv_frame */
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_, ("@@@@ process_recv_indicatepkts- recv_func recv_indicatepkt\n"));
+			rtw_recv_indicatepkt(padapter, prframe);
+
+
+		} else{
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_, ("@@@@ process_recv_indicatepkts- recv_func free_indicatepkt\n"));
+
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_notice_, ("recv_func:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved));
+			retval = _FAIL;
+			return retval;
+		}
+
+	}
+
+	return retval;
+
+}
+
+static int recv_func_prehandle(struct adapter *padapter, union recv_frame *rframe)
+{
+	int ret = _SUCCESS;
+	struct __queue *pfree_recv_queue = &padapter->recvpriv.free_recv_queue;
+
+	DBG_COUNTER(padapter->rx_logs.core_rx_pre);
+
+	/* check the frame crtl field and decache */
+	ret = validate_recv_frame(padapter, rframe);
+	if (ret != _SUCCESS) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("recv_func: validate_recv_frame fail! drop pkt\n"));
+		rtw_free_recvframe(rframe, pfree_recv_queue);/* free this recv_frame */
+		goto exit;
+	}
+
+exit:
+	return ret;
+}
+
+static int recv_func_posthandle(struct adapter *padapter, union recv_frame *prframe)
+{
+	int ret = _SUCCESS;
+	union recv_frame *orig_prframe = prframe;
+	struct recv_priv *precvpriv = &padapter->recvpriv;
+	struct __queue *pfree_recv_queue = &padapter->recvpriv.free_recv_queue;
+
+	DBG_COUNTER(padapter->rx_logs.core_rx_post);
+
+	prframe = decryptor(padapter, prframe);
+	if (prframe == NULL) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("decryptor: drop pkt\n"));
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s decryptor: drop pkt\n", __func__);
+		#endif
+		ret = _FAIL;
+		DBG_COUNTER(padapter->rx_logs.core_rx_post_decrypt_err);
+		goto _recv_data_drop;
+	}
+
+	prframe = recvframe_chk_defrag(padapter, prframe);
+	if (prframe == NULL)	{
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recvframe_chk_defrag: drop pkt\n"));
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s recvframe_chk_defrag: drop pkt\n", __func__);
+		#endif
+		DBG_COUNTER(padapter->rx_logs.core_rx_post_defrag_err);
+		goto _recv_data_drop;
+	}
+
+	prframe = portctrl(padapter, prframe);
+	if (prframe == NULL) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("portctrl: drop pkt\n"));
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s portctrl: drop pkt\n", __func__);
+		#endif
+		ret = _FAIL;
+		DBG_COUNTER(padapter->rx_logs.core_rx_post_portctrl_err);
+		goto _recv_data_drop;
+	}
+
+	count_rx_stats(padapter, prframe, NULL);
+
+	ret = process_recv_indicatepkts(padapter, prframe);
+	if (ret != _SUCCESS) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("recv_func: process_recv_indicatepkts fail!\n"));
+		#ifdef DBG_RX_DROP_FRAME
+		DBG_871X("DBG_RX_DROP_FRAME %s process_recv_indicatepkts fail!\n", __func__);
+		#endif
+		rtw_free_recvframe(orig_prframe, pfree_recv_queue);/* free this recv_frame */
+		DBG_COUNTER(padapter->rx_logs.core_rx_post_indicate_err);
+		goto _recv_data_drop;
+	}
+
+_recv_data_drop:
+	precvpriv->rx_drop++;
+	return ret;
+}
+
+
+int recv_func(struct adapter *padapter, union recv_frame *rframe);
+int recv_func(struct adapter *padapter, union recv_frame *rframe)
+{
+	int ret;
+	struct rx_pkt_attrib *prxattrib = &rframe->u.hdr.attrib;
+	struct recv_priv *recvpriv = &padapter->recvpriv;
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	struct mlme_priv *mlmepriv = &padapter->mlmepriv;
+
+	/* check if need to handle uc_swdec_pending_queue*/
+	if (check_fwstate(mlmepriv, WIFI_STATION_STATE) && psecuritypriv->busetkipkey) {
+		union recv_frame *pending_frame;
+		int cnt = 0;
+
+		while ((pending_frame = rtw_alloc_recvframe(&padapter->recvpriv.uc_swdec_pending_queue))) {
+			cnt++;
+			DBG_COUNTER(padapter->rx_logs.core_rx_dequeue);
+			recv_func_posthandle(padapter, pending_frame);
+		}
+
+		if (cnt)
+			DBG_871X(FUNC_ADPT_FMT" dequeue %d from uc_swdec_pending_queue\n",
+				FUNC_ADPT_ARG(padapter), cnt);
+	}
+
+	DBG_COUNTER(padapter->rx_logs.core_rx);
+	ret = recv_func_prehandle(padapter, rframe);
+
+	if (ret == _SUCCESS) {
+
+		/* check if need to enqueue into uc_swdec_pending_queue*/
+		if (check_fwstate(mlmepriv, WIFI_STATION_STATE) &&
+			!IS_MCAST(prxattrib->ra) && prxattrib->encrypt > 0 &&
+			(prxattrib->bdecrypted == 0 || psecuritypriv->sw_decrypt == true) &&
+			psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPAPSK &&
+			!psecuritypriv->busetkipkey) {
+			DBG_COUNTER(padapter->rx_logs.core_rx_enqueue);
+			rtw_enqueue_recvframe(rframe, &padapter->recvpriv.uc_swdec_pending_queue);
+			/* DBG_871X("%s: no key, enqueue uc_swdec_pending_queue\n", __func__); */
+
+			if (recvpriv->free_recvframe_cnt < NR_RECVFRAME/4) {
+				/* to prevent from recvframe starvation, get recvframe from uc_swdec_pending_queue to free_recvframe_cnt  */
+				rframe = rtw_alloc_recvframe(&padapter->recvpriv.uc_swdec_pending_queue);
+				if (rframe)
+					goto do_posthandle;
+			}
+			goto exit;
+		}
+
+do_posthandle:
+		ret = recv_func_posthandle(padapter, rframe);
+	}
+
+exit:
+	return ret;
+}
+
+
+s32 rtw_recv_entry(union recv_frame *precvframe)
+{
+	struct adapter *padapter;
+	struct recv_priv *precvpriv;
+	s32 ret = _SUCCESS;
+
+/* 	RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("+rtw_recv_entry\n")); */
+
+	padapter = precvframe->u.hdr.adapter;
+
+	precvpriv = &padapter->recvpriv;
+
+	ret = recv_func(padapter, precvframe);
+	if (ret == _FAIL) {
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("rtw_recv_entry: recv_func return fail!!!\n"));
+		goto _recv_entry_drop;
+	}
+
+
+	precvpriv->rx_pkts++;
+
+	return ret;
+
+_recv_entry_drop:
+
+	/* RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("_recv_entry_drop\n")); */
+
+	return ret;
+}
+
+void rtw_signal_stat_timer_hdl(RTW_TIMER_HDL_ARGS)
+{
+	struct adapter *adapter = (struct adapter *)FunctionContext;
+	struct recv_priv *recvpriv = &adapter->recvpriv;
+
+	u32 tmp_s, tmp_q;
+	u8 avg_signal_strength = 0;
+	u8 avg_signal_qual = 0;
+	u32 num_signal_strength = 0;
+	u32 num_signal_qual = 0;
+	u8 _alpha = 5; /*  this value is based on converging_constant = 5000 and sampling_interval = 1000 */
+
+	if (adapter->recvpriv.is_signal_dbg) {
+		/* update the user specific value, signal_strength_dbg, to signal_strength, rssi */
+		adapter->recvpriv.signal_strength = adapter->recvpriv.signal_strength_dbg;
+		adapter->recvpriv.rssi = (s8)translate_percentage_to_dbm((u8)adapter->recvpriv.signal_strength_dbg);
+	} else {
+
+		if (recvpriv->signal_strength_data.update_req == 0) {/*  update_req is clear, means we got rx */
+			avg_signal_strength = recvpriv->signal_strength_data.avg_val;
+			num_signal_strength = recvpriv->signal_strength_data.total_num;
+			/*  after avg_vals are accquired, we can re-stat the signal values */
+			recvpriv->signal_strength_data.update_req = 1;
+		}
+
+		if (recvpriv->signal_qual_data.update_req == 0) {/*  update_req is clear, means we got rx */
+			avg_signal_qual = recvpriv->signal_qual_data.avg_val;
+			num_signal_qual = recvpriv->signal_qual_data.total_num;
+			/*  after avg_vals are accquired, we can re-stat the signal values */
+			recvpriv->signal_qual_data.update_req = 1;
+		}
+
+		if (num_signal_strength == 0) {
+			if (rtw_get_on_cur_ch_time(adapter) == 0
+				|| jiffies_to_msecs(jiffies - rtw_get_on_cur_ch_time(adapter)) < 2 * adapter->mlmeextpriv.mlmext_info.bcn_interval
+			) {
+				goto set_timer;
+			}
+		}
+
+		if (check_fwstate(&adapter->mlmepriv, _FW_UNDER_SURVEY) == true
+			|| check_fwstate(&adapter->mlmepriv, _FW_LINKED) == false
+		) {
+			goto set_timer;
+		}
+
+		/* update value of signal_strength, rssi, signal_qual */
+		tmp_s = (avg_signal_strength+(_alpha-1)*recvpriv->signal_strength);
+		if (tmp_s % _alpha)
+			tmp_s = tmp_s/_alpha + 1;
+		else
+			tmp_s = tmp_s/_alpha;
+		if (tmp_s > 100)
+			tmp_s = 100;
+
+		tmp_q = (avg_signal_qual+(_alpha-1)*recvpriv->signal_qual);
+		if (tmp_q % _alpha)
+			tmp_q = tmp_q/_alpha + 1;
+		else
+			tmp_q = tmp_q/_alpha;
+		if (tmp_q > 100)
+			tmp_q = 100;
+
+		recvpriv->signal_strength = tmp_s;
+		recvpriv->rssi = (s8)translate_percentage_to_dbm(tmp_s);
+		recvpriv->signal_qual = tmp_q;
+
+		#if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
+		DBG_871X(FUNC_ADPT_FMT" signal_strength:%3u, rssi:%3d, signal_qual:%3u"
+			", num_signal_strength:%u, num_signal_qual:%u"
+			", on_cur_ch_ms:%d"
+			"\n"
+			, FUNC_ADPT_ARG(adapter)
+			, recvpriv->signal_strength
+			, recvpriv->rssi
+			, recvpriv->signal_qual
+			, num_signal_strength, num_signal_qual
+			, rtw_get_on_cur_ch_time(adapter) ? jiffies_to_msecs(jiffies - rtw_get_on_cur_ch_time(adapter)) : 0
+		);
+		#endif
+	}
+
+set_timer:
+	rtw_set_signal_stat_timer(recvpriv);
+
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_rf.c b/drivers/staging/rtl8723bs/core/rtw_rf.c
new file mode 100644
index 000000000000..b87ea4e388c0
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_rf.c
@@ -0,0 +1,64 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_RF_C_
+
+#include <drv_types.h>
+
+
+struct ch_freq {
+	u32 channel;
+	u32 frequency;
+};
+
+static struct ch_freq ch_freq_map[] = {
+	{1, 2412}, {2, 2417}, {3, 2422}, {4, 2427}, {5, 2432},
+	{6, 2437}, {7, 2442}, {8, 2447}, {9, 2452}, {10, 2457},
+	{11, 2462}, {12, 2467}, {13, 2472}, {14, 2484},
+	/*  UNII */
+	{36, 5180}, {40, 5200}, {44, 5220}, {48, 5240}, {52, 5260},
+	{56, 5280}, {60, 5300}, {64, 5320}, {149, 5745}, {153, 5765},
+	{157, 5785}, {161, 5805}, {165, 5825}, {167, 5835}, {169, 5845},
+	{171, 5855}, {173, 5865},
+	/* HiperLAN2 */
+	{100, 5500}, {104, 5520}, {108, 5540}, {112, 5560}, {116, 5580},
+	{120, 5600}, {124, 5620}, {128, 5640}, {132, 5660}, {136, 5680},
+	{140, 5700},
+	/* Japan MMAC */
+	{34, 5170}, {38, 5190}, {42, 5210}, {46, 5230},
+	/*  Japan */
+	{184, 4920}, {188, 4940}, {192, 4960}, {196, 4980},
+	{208, 5040},/* Japan, means J08 */
+	{212, 5060},/* Japan, means J12 */
+	{216, 5080},/* Japan, means J16 */
+};
+
+static int ch_freq_map_num = (sizeof(ch_freq_map) / sizeof(struct ch_freq));
+
+u32 rtw_ch2freq(u32 channel)
+{
+	u8 i;
+	u32 freq = 0;
+
+	for (i = 0; i < ch_freq_map_num; i++) {
+		if (channel == ch_freq_map[i].channel) {
+			freq = ch_freq_map[i].frequency;
+				break;
+		}
+	}
+	if (i == ch_freq_map_num)
+		freq = 2412;
+
+	return freq;
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_security.c b/drivers/staging/rtl8723bs/core/rtw_security.c
new file mode 100644
index 000000000000..698e11e5d0a9
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_security.c
@@ -0,0 +1,2448 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define  _RTW_SECURITY_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+
+static const char *_security_type_str[] = {
+	"N/A",
+	"WEP40",
+	"TKIP",
+	"TKIP_WM",
+	"AES",
+	"WEP104",
+	"SMS4",
+	"WEP_WPA",
+	"BIP",
+};
+
+const char *security_type_str(u8 value)
+{
+	if (value <= _BIP_)
+		return _security_type_str[value];
+	return NULL;
+}
+
+#ifdef DBG_SW_SEC_CNT
+#define WEP_SW_ENC_CNT_INC(sec, ra) \
+	if (is_broadcast_mac_addr(ra)) \
+		sec->wep_sw_enc_cnt_bc++; \
+	else if (is_multicast_mac_addr(ra)) \
+		sec->wep_sw_enc_cnt_mc++; \
+	else \
+		sec->wep_sw_enc_cnt_uc++;
+
+#define WEP_SW_DEC_CNT_INC(sec, ra) \
+	if (is_broadcast_mac_addr(ra)) \
+		sec->wep_sw_dec_cnt_bc++; \
+	else if (is_multicast_mac_addr(ra)) \
+		sec->wep_sw_dec_cnt_mc++; \
+	else \
+		sec->wep_sw_dec_cnt_uc++;
+
+#define TKIP_SW_ENC_CNT_INC(sec, ra) \
+	if (is_broadcast_mac_addr(ra)) \
+		sec->tkip_sw_enc_cnt_bc++; \
+	else if (is_multicast_mac_addr(ra)) \
+		sec->tkip_sw_enc_cnt_mc++; \
+	else \
+		sec->tkip_sw_enc_cnt_uc++;
+
+#define TKIP_SW_DEC_CNT_INC(sec, ra) \
+	if (is_broadcast_mac_addr(ra)) \
+		sec->tkip_sw_dec_cnt_bc++; \
+	else if (is_multicast_mac_addr(ra)) \
+		sec->tkip_sw_dec_cnt_mc++; \
+	else \
+		sec->tkip_sw_dec_cnt_uc++;
+
+#define AES_SW_ENC_CNT_INC(sec, ra) \
+	if (is_broadcast_mac_addr(ra)) \
+		sec->aes_sw_enc_cnt_bc++; \
+	else if (is_multicast_mac_addr(ra)) \
+		sec->aes_sw_enc_cnt_mc++; \
+	else \
+		sec->aes_sw_enc_cnt_uc++;
+
+#define AES_SW_DEC_CNT_INC(sec, ra) \
+	if (is_broadcast_mac_addr(ra)) \
+		sec->aes_sw_dec_cnt_bc++; \
+	else if (is_multicast_mac_addr(ra)) \
+		sec->aes_sw_dec_cnt_mc++; \
+	else \
+		sec->aes_sw_dec_cnt_uc++;
+#else
+#define WEP_SW_ENC_CNT_INC(sec, ra)
+#define WEP_SW_DEC_CNT_INC(sec, ra)
+#define TKIP_SW_ENC_CNT_INC(sec, ra)
+#define TKIP_SW_DEC_CNT_INC(sec, ra)
+#define AES_SW_ENC_CNT_INC(sec, ra)
+#define AES_SW_DEC_CNT_INC(sec, ra)
+#endif /* DBG_SW_SEC_CNT */
+
+/* WEP related ===== */
+
+#define CRC32_POLY 0x04c11db7
+
+struct arc4context {
+	u32 x;
+	u32 y;
+	u8 state[256];
+};
+
+
+static void arcfour_init(struct arc4context	*parc4ctx, u8 *key, u32 key_len)
+{
+	u32 t, u;
+	u32 keyindex;
+	u32 stateindex;
+	u8 *state;
+	u32 counter;
+
+	state = parc4ctx->state;
+	parc4ctx->x = 0;
+	parc4ctx->y = 0;
+	for (counter = 0; counter < 256; counter++)
+		state[counter] = (u8)counter;
+	keyindex = 0;
+	stateindex = 0;
+	for (counter = 0; counter < 256; counter++) {
+		t = state[counter];
+		stateindex = (stateindex + key[keyindex] + t) & 0xff;
+		u = state[stateindex];
+		state[stateindex] = (u8)t;
+		state[counter] = (u8)u;
+		if (++keyindex >= key_len)
+			keyindex = 0;
+	}
+}
+
+static u32 arcfour_byte(struct arc4context	*parc4ctx)
+{
+	u32 x;
+	u32 y;
+	u32 sx, sy;
+	u8 *state;
+
+	state = parc4ctx->state;
+	x = (parc4ctx->x + 1) & 0xff;
+	sx = state[x];
+	y = (sx + parc4ctx->y) & 0xff;
+	sy = state[y];
+	parc4ctx->x = x;
+	parc4ctx->y = y;
+	state[y] = (u8)sx;
+	state[x] = (u8)sy;
+	return state[(sx + sy) & 0xff];
+}
+
+static void arcfour_encrypt(
+	struct arc4context *parc4ctx,
+	u8 *dest,
+	u8 *src,
+	u32 len
+)
+{
+	u32 i;
+
+	for (i = 0; i < len; i++)
+		dest[i] = src[i] ^ (unsigned char)arcfour_byte(parc4ctx);
+}
+
+static sint bcrc32initialized = 0;
+static u32 crc32_table[256];
+
+
+static u8 crc32_reverseBit(u8 data)
+{
+	return((u8)((data<<7)&0x80) | ((data<<5)&0x40) | ((data<<3)&0x20) | ((data<<1)&0x10) | ((data>>1)&0x08) | ((data>>3)&0x04) | ((data>>5)&0x02) | ((data>>7)&0x01));
+}
+
+static void crc32_init(void)
+{
+	if (bcrc32initialized == 1)
+		return;
+	else {
+		sint i, j;
+		u32 c;
+		u8 *p = (u8 *)&c, *p1;
+		u8 k;
+
+		c = 0x12340000;
+
+		for (i = 0; i < 256; ++i) {
+			k = crc32_reverseBit((u8)i);
+			for (c = ((u32)k) << 24, j = 8; j > 0; --j) {
+				c = c & 0x80000000 ? (c << 1) ^ CRC32_POLY : (c << 1);
+			}
+			p1 = (u8 *)&crc32_table[i];
+
+			p1[0] = crc32_reverseBit(p[3]);
+			p1[1] = crc32_reverseBit(p[2]);
+			p1[2] = crc32_reverseBit(p[1]);
+			p1[3] = crc32_reverseBit(p[0]);
+		}
+		bcrc32initialized = 1;
+	}
+}
+
+static __le32 getcrc32(u8 *buf, sint len)
+{
+	u8 *p;
+	u32  crc;
+
+	if (bcrc32initialized == 0)
+		crc32_init();
+
+	crc = 0xffffffff;       /* preload shift register, per CRC-32 spec */
+
+	for (p = buf; len > 0; ++p, --len) {
+		crc = crc32_table[(crc ^ *p) & 0xff] ^ (crc >> 8);
+	}
+	return cpu_to_le32(~crc);    /* transmit complement, per CRC-32 spec */
+}
+
+
+/*
+	Need to consider the fragment  situation
+*/
+void rtw_wep_encrypt(struct adapter *padapter, u8 *pxmitframe)
+{																	/*  exclude ICV */
+
+	unsigned char crc[4];
+	struct arc4context	 mycontext;
+
+	sint	curfragnum, length;
+	u32 keylength;
+
+	u8 *pframe, *payload, *iv;    /* wepkey */
+	u8 wepkey[16];
+	u8   hw_hdr_offset = 0;
+	struct	pkt_attrib	 *pattrib = &((struct xmit_frame *)pxmitframe)->attrib;
+	struct	security_priv *psecuritypriv = &padapter->securitypriv;
+	struct	xmit_priv 	*pxmitpriv = &padapter->xmitpriv;
+
+	if (((struct xmit_frame *)pxmitframe)->buf_addr == NULL)
+		return;
+
+	hw_hdr_offset = TXDESC_OFFSET;
+	pframe = ((struct xmit_frame *)pxmitframe)->buf_addr + hw_hdr_offset;
+
+	/* start to encrypt each fragment */
+	if ((pattrib->encrypt == _WEP40_) || (pattrib->encrypt == _WEP104_)) {
+		keylength = psecuritypriv->dot11DefKeylen[psecuritypriv->dot11PrivacyKeyIndex];
+
+		for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) {
+			iv = pframe+pattrib->hdrlen;
+			memcpy(&wepkey[0], iv, 3);
+			memcpy(&wepkey[3], &psecuritypriv->dot11DefKey[psecuritypriv->dot11PrivacyKeyIndex].skey[0], keylength);
+			payload = pframe+pattrib->iv_len+pattrib->hdrlen;
+
+			if ((curfragnum+1) == pattrib->nr_frags) {	/* the last fragment */
+
+				length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len;
+
+				*((__le32 *)crc) = getcrc32(payload, length);
+
+				arcfour_init(&mycontext, wepkey, 3+keylength);
+				arcfour_encrypt(&mycontext, payload, payload, length);
+				arcfour_encrypt(&mycontext, payload+length, crc, 4);
+
+			} else{
+			length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len;
+				*((__le32 *)crc) = getcrc32(payload, length);
+				arcfour_init(&mycontext, wepkey, 3+keylength);
+				arcfour_encrypt(&mycontext, payload, payload, length);
+				arcfour_encrypt(&mycontext, payload+length, crc, 4);
+
+			pframe += pxmitpriv->frag_len;
+			pframe = (u8 *)RND4((SIZE_PTR)(pframe));
+
+			}
+
+		}
+
+		WEP_SW_ENC_CNT_INC(psecuritypriv, pattrib->ra);
+	}
+}
+
+void rtw_wep_decrypt(struct adapter  *padapter, u8 *precvframe)
+{
+	/*  exclude ICV */
+	u8 crc[4];
+	struct arc4context	 mycontext;
+	sint	length;
+	u32 keylength;
+	u8 *pframe, *payload, *iv, wepkey[16];
+	u8  keyindex;
+	struct	rx_pkt_attrib	 *prxattrib = &(((union recv_frame *)precvframe)->u.hdr.attrib);
+	struct	security_priv *psecuritypriv = &padapter->securitypriv;
+
+	pframe = (unsigned char *)((union recv_frame *)precvframe)->u.hdr.rx_data;
+
+	/* start to decrypt recvframe */
+	if ((prxattrib->encrypt == _WEP40_) || (prxattrib->encrypt == _WEP104_)) {
+		iv = pframe+prxattrib->hdrlen;
+		/* keyindex =(iv[3]&0x3); */
+		keyindex = prxattrib->key_index;
+		keylength = psecuritypriv->dot11DefKeylen[keyindex];
+		memcpy(&wepkey[0], iv, 3);
+		/* memcpy(&wepkey[3], &psecuritypriv->dot11DefKey[psecuritypriv->dot11PrivacyKeyIndex].skey[0], keylength); */
+		memcpy(&wepkey[3], &psecuritypriv->dot11DefKey[keyindex].skey[0], keylength);
+		length = ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len;
+
+		payload = pframe+prxattrib->iv_len+prxattrib->hdrlen;
+
+		/* decrypt payload include icv */
+		arcfour_init(&mycontext, wepkey, 3+keylength);
+		arcfour_encrypt(&mycontext, payload, payload,  length);
+
+		/* calculate icv and compare the icv */
+		*((u32 *)crc) = le32_to_cpu(getcrc32(payload, length-4));
+
+		if (crc[3] != payload[length-1] || crc[2] != payload[length-2] || crc[1] != payload[length-3] || crc[0] != payload[length-4]) {
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_wep_decrypt:icv error crc[3](%x)!=payload[length-1](%x) || crc[2](%x)!=payload[length-2](%x) || crc[1](%x)!=payload[length-3](%x) || crc[0](%x)!=payload[length-4](%x)\n",
+						crc[3], payload[length-1], crc[2], payload[length-2], crc[1], payload[length-3], crc[0], payload[length-4]));
+		}
+
+		WEP_SW_DEC_CNT_INC(psecuritypriv, prxattrib->ra);
+	}
+	return;
+}
+
+/* 3		=====TKIP related ===== */
+
+static u32 secmicgetuint32(u8 *p)
+/*  Convert from Byte[] to Us3232 in a portable way */
+{
+	s32 i;
+	u32 res = 0;
+
+	for (i = 0; i < 4; i++) {
+		res |= ((u32)(*p++)) << (8*i);
+	}
+
+	return res;
+}
+
+static void secmicputuint32(u8 *p, u32 val)
+/*  Convert from Us3232 to Byte[] in a portable way */
+{
+	long i;
+
+	for (i = 0; i < 4; i++) {
+		*p++ = (u8) (val & 0xff);
+		val >>= 8;
+	}
+}
+
+static void secmicclear(struct mic_data *pmicdata)
+{
+/*  Reset the state to the empty message. */
+	pmicdata->L = pmicdata->K0;
+	pmicdata->R = pmicdata->K1;
+	pmicdata->nBytesInM = 0;
+	pmicdata->M = 0;
+}
+
+void rtw_secmicsetkey(struct mic_data *pmicdata, u8 *key)
+{
+	/*  Set the key */
+	pmicdata->K0 = secmicgetuint32(key);
+	pmicdata->K1 = secmicgetuint32(key + 4);
+	/*  and reset the message */
+	secmicclear(pmicdata);
+}
+
+void rtw_secmicappendbyte(struct mic_data *pmicdata, u8 b)
+{
+	/*  Append the byte to our word-sized buffer */
+	pmicdata->M |= ((unsigned long)b) << (8*pmicdata->nBytesInM);
+	pmicdata->nBytesInM++;
+	/*  Process the word if it is full. */
+	if (pmicdata->nBytesInM >= 4) {
+		pmicdata->L ^= pmicdata->M;
+		pmicdata->R ^= ROL32(pmicdata->L, 17);
+		pmicdata->L += pmicdata->R;
+		pmicdata->R ^= ((pmicdata->L & 0xff00ff00) >> 8) | ((pmicdata->L & 0x00ff00ff) << 8);
+		pmicdata->L += pmicdata->R;
+		pmicdata->R ^= ROL32(pmicdata->L, 3);
+		pmicdata->L += pmicdata->R;
+		pmicdata->R ^= ROR32(pmicdata->L, 2);
+		pmicdata->L += pmicdata->R;
+		/*  Clear the buffer */
+		pmicdata->M = 0;
+		pmicdata->nBytesInM = 0;
+	}
+}
+
+void rtw_secmicappend(struct mic_data *pmicdata, u8 *src, u32 nbytes)
+{
+	/*  This is simple */
+	while (nbytes > 0) {
+		rtw_secmicappendbyte(pmicdata, *src++);
+		nbytes--;
+	}
+}
+
+void rtw_secgetmic(struct mic_data *pmicdata, u8 *dst)
+{
+	/*  Append the minimum padding */
+	rtw_secmicappendbyte(pmicdata, 0x5a);
+	rtw_secmicappendbyte(pmicdata, 0);
+	rtw_secmicappendbyte(pmicdata, 0);
+	rtw_secmicappendbyte(pmicdata, 0);
+	rtw_secmicappendbyte(pmicdata, 0);
+	/*  and then zeroes until the length is a multiple of 4 */
+	while (pmicdata->nBytesInM != 0) {
+		rtw_secmicappendbyte(pmicdata, 0);
+	}
+	/*  The appendByte function has already computed the result. */
+	secmicputuint32(dst, pmicdata->L);
+	secmicputuint32(dst+4, pmicdata->R);
+	/*  Reset to the empty message. */
+	secmicclear(pmicdata);
+}
+
+
+void rtw_seccalctkipmic(u8 *key, u8 *header, u8 *data, u32 data_len, u8 *mic_code, u8 pri)
+{
+
+	struct mic_data	micdata;
+	u8 priority[4] = {0x0, 0x0, 0x0, 0x0};
+
+	rtw_secmicsetkey(&micdata, key);
+	priority[0] = pri;
+
+	/* Michael MIC pseudo header: DA, SA, 3 x 0, Priority */
+	if (header[1]&1) {   /* ToDS == 1 */
+			rtw_secmicappend(&micdata, &header[16], 6);  /* DA */
+		if (header[1]&2)  /* From Ds == 1 */
+			rtw_secmicappend(&micdata, &header[24], 6);
+		else
+			rtw_secmicappend(&micdata, &header[10], 6);
+	} else {	/* ToDS == 0 */
+		rtw_secmicappend(&micdata, &header[4], 6);   /* DA */
+		if (header[1]&2)  /* From Ds == 1 */
+			rtw_secmicappend(&micdata, &header[16], 6);
+		else
+			rtw_secmicappend(&micdata, &header[10], 6);
+
+	}
+	rtw_secmicappend(&micdata, &priority[0], 4);
+
+
+	rtw_secmicappend(&micdata, data, data_len);
+
+	rtw_secgetmic(&micdata, mic_code);
+}
+
+/* macros for extraction/creation of unsigned char/unsigned short values  */
+#define RotR1(v16)   ((((v16) >> 1) & 0x7FFF) ^ (((v16) & 1) << 15))
+#define   Lo8(v16)   ((u8)((v16)       & 0x00FF))
+#define   Hi8(v16)   ((u8)(((v16) >> 8) & 0x00FF))
+#define  Lo16(v32)   ((u16)((v32)       & 0xFFFF))
+#define  Hi16(v32)   ((u16)(((v32) >> 16) & 0xFFFF))
+#define  Mk16(hi, lo) ((lo) ^ (((u16)(hi)) << 8))
+
+/* select the Nth 16-bit word of the temporal key unsigned char array TK[]   */
+#define  TK16(N)     Mk16(tk[2*(N)+1], tk[2*(N)])
+
+/* S-box lookup: 16 bits --> 16 bits */
+#define _S_(v16)     (Sbox1[0][Lo8(v16)] ^ Sbox1[1][Hi8(v16)])
+
+/* fixed algorithm "parameters" */
+#define PHASE1_LOOP_CNT   8    /* this needs to be "big enough"     */
+#define TA_SIZE           6    /*  48-bit transmitter address       */
+#define TK_SIZE          16    /* 128-bit temporal key              */
+#define P1K_SIZE         10    /*  80-bit Phase1 key                */
+#define RC4_KEY_SIZE     16    /* 128-bit RC4KEY (104 bits unknown) */
+
+
+/* 2-unsigned char by 2-unsigned char subset of the full AES S-box table */
+static const unsigned short Sbox1[2][256] = {      /* Sbox for hash (can be in ROM)     */
+{
+	 0xC6A5, 0xF884, 0xEE99, 0xF68D, 0xFF0D, 0xD6BD, 0xDEB1, 0x9154,
+	 0x6050, 0x0203, 0xCEA9, 0x567D, 0xE719, 0xB562, 0x4DE6, 0xEC9A,
+	 0x8F45, 0x1F9D, 0x8940, 0xFA87, 0xEF15, 0xB2EB, 0x8EC9, 0xFB0B,
+	 0x41EC, 0xB367, 0x5FFD, 0x45EA, 0x23BF, 0x53F7, 0xE496, 0x9B5B,
+	 0x75C2, 0xE11C, 0x3DAE, 0x4C6A, 0x6C5A, 0x7E41, 0xF502, 0x834F,
+	 0x685C, 0x51F4, 0xD134, 0xF908, 0xE293, 0xAB73, 0x6253, 0x2A3F,
+	 0x080C, 0x9552, 0x4665, 0x9D5E, 0x3028, 0x37A1, 0x0A0F, 0x2FB5,
+	 0x0E09, 0x2436, 0x1B9B, 0xDF3D, 0xCD26, 0x4E69, 0x7FCD, 0xEA9F,
+	 0x121B, 0x1D9E, 0x5874, 0x342E, 0x362D, 0xDCB2, 0xB4EE, 0x5BFB,
+	 0xA4F6, 0x764D, 0xB761, 0x7DCE, 0x527B, 0xDD3E, 0x5E71, 0x1397,
+	 0xA6F5, 0xB968, 0x0000, 0xC12C, 0x4060, 0xE31F, 0x79C8, 0xB6ED,
+	 0xD4BE, 0x8D46, 0x67D9, 0x724B, 0x94DE, 0x98D4, 0xB0E8, 0x854A,
+	 0xBB6B, 0xC52A, 0x4FE5, 0xED16, 0x86C5, 0x9AD7, 0x6655, 0x1194,
+	 0x8ACF, 0xE910, 0x0406, 0xFE81, 0xA0F0, 0x7844, 0x25BA, 0x4BE3,
+	 0xA2F3, 0x5DFE, 0x80C0, 0x058A, 0x3FAD, 0x21BC, 0x7048, 0xF104,
+	 0x63DF, 0x77C1, 0xAF75, 0x4263, 0x2030, 0xE51A, 0xFD0E, 0xBF6D,
+	 0x814C, 0x1814, 0x2635, 0xC32F, 0xBEE1, 0x35A2, 0x88CC, 0x2E39,
+	 0x9357, 0x55F2, 0xFC82, 0x7A47, 0xC8AC, 0xBAE7, 0x322B, 0xE695,
+	 0xC0A0, 0x1998, 0x9ED1, 0xA37F, 0x4466, 0x547E, 0x3BAB, 0x0B83,
+	 0x8CCA, 0xC729, 0x6BD3, 0x283C, 0xA779, 0xBCE2, 0x161D, 0xAD76,
+	 0xDB3B, 0x6456, 0x744E, 0x141E, 0x92DB, 0x0C0A, 0x486C, 0xB8E4,
+	 0x9F5D, 0xBD6E, 0x43EF, 0xC4A6, 0x39A8, 0x31A4, 0xD337, 0xF28B,
+	 0xD532, 0x8B43, 0x6E59, 0xDAB7, 0x018C, 0xB164, 0x9CD2, 0x49E0,
+	 0xD8B4, 0xACFA, 0xF307, 0xCF25, 0xCAAF, 0xF48E, 0x47E9, 0x1018,
+	 0x6FD5, 0xF088, 0x4A6F, 0x5C72, 0x3824, 0x57F1, 0x73C7, 0x9751,
+	 0xCB23, 0xA17C, 0xE89C, 0x3E21, 0x96DD, 0x61DC, 0x0D86, 0x0F85,
+	 0xE090, 0x7C42, 0x71C4, 0xCCAA, 0x90D8, 0x0605, 0xF701, 0x1C12,
+	 0xC2A3, 0x6A5F, 0xAEF9, 0x69D0, 0x1791, 0x9958, 0x3A27, 0x27B9,
+	 0xD938, 0xEB13, 0x2BB3, 0x2233, 0xD2BB, 0xA970, 0x0789, 0x33A7,
+	 0x2DB6, 0x3C22, 0x1592, 0xC920, 0x8749, 0xAAFF, 0x5078, 0xA57A,
+	 0x038F, 0x59F8, 0x0980, 0x1A17, 0x65DA, 0xD731, 0x84C6, 0xD0B8,
+	 0x82C3, 0x29B0, 0x5A77, 0x1E11, 0x7BCB, 0xA8FC, 0x6DD6, 0x2C3A,
+	},
+
+
+	{  /* second half of table is unsigned char-reversed version of first! */
+	 0xA5C6, 0x84F8, 0x99EE, 0x8DF6, 0x0DFF, 0xBDD6, 0xB1DE, 0x5491,
+	 0x5060, 0x0302, 0xA9CE, 0x7D56, 0x19E7, 0x62B5, 0xE64D, 0x9AEC,
+	 0x458F, 0x9D1F, 0x4089, 0x87FA, 0x15EF, 0xEBB2, 0xC98E, 0x0BFB,
+	 0xEC41, 0x67B3, 0xFD5F, 0xEA45, 0xBF23, 0xF753, 0x96E4, 0x5B9B,
+	 0xC275, 0x1CE1, 0xAE3D, 0x6A4C, 0x5A6C, 0x417E, 0x02F5, 0x4F83,
+	 0x5C68, 0xF451, 0x34D1, 0x08F9, 0x93E2, 0x73AB, 0x5362, 0x3F2A,
+	 0x0C08, 0x5295, 0x6546, 0x5E9D, 0x2830, 0xA137, 0x0F0A, 0xB52F,
+	 0x090E, 0x3624, 0x9B1B, 0x3DDF, 0x26CD, 0x694E, 0xCD7F, 0x9FEA,
+	 0x1B12, 0x9E1D, 0x7458, 0x2E34, 0x2D36, 0xB2DC, 0xEEB4, 0xFB5B,
+	 0xF6A4, 0x4D76, 0x61B7, 0xCE7D, 0x7B52, 0x3EDD, 0x715E, 0x9713,
+	 0xF5A6, 0x68B9, 0x0000, 0x2CC1, 0x6040, 0x1FE3, 0xC879, 0xEDB6,
+	 0xBED4, 0x468D, 0xD967, 0x4B72, 0xDE94, 0xD498, 0xE8B0, 0x4A85,
+	 0x6BBB, 0x2AC5, 0xE54F, 0x16ED, 0xC586, 0xD79A, 0x5566, 0x9411,
+	 0xCF8A, 0x10E9, 0x0604, 0x81FE, 0xF0A0, 0x4478, 0xBA25, 0xE34B,
+	 0xF3A2, 0xFE5D, 0xC080, 0x8A05, 0xAD3F, 0xBC21, 0x4870, 0x04F1,
+	 0xDF63, 0xC177, 0x75AF, 0x6342, 0x3020, 0x1AE5, 0x0EFD, 0x6DBF,
+	 0x4C81, 0x1418, 0x3526, 0x2FC3, 0xE1BE, 0xA235, 0xCC88, 0x392E,
+	 0x5793, 0xF255, 0x82FC, 0x477A, 0xACC8, 0xE7BA, 0x2B32, 0x95E6,
+	 0xA0C0, 0x9819, 0xD19E, 0x7FA3, 0x6644, 0x7E54, 0xAB3B, 0x830B,
+	 0xCA8C, 0x29C7, 0xD36B, 0x3C28, 0x79A7, 0xE2BC, 0x1D16, 0x76AD,
+	 0x3BDB, 0x5664, 0x4E74, 0x1E14, 0xDB92, 0x0A0C, 0x6C48, 0xE4B8,
+	 0x5D9F, 0x6EBD, 0xEF43, 0xA6C4, 0xA839, 0xA431, 0x37D3, 0x8BF2,
+	 0x32D5, 0x438B, 0x596E, 0xB7DA, 0x8C01, 0x64B1, 0xD29C, 0xE049,
+	 0xB4D8, 0xFAAC, 0x07F3, 0x25CF, 0xAFCA, 0x8EF4, 0xE947, 0x1810,
+	 0xD56F, 0x88F0, 0x6F4A, 0x725C, 0x2438, 0xF157, 0xC773, 0x5197,
+	 0x23CB, 0x7CA1, 0x9CE8, 0x213E, 0xDD96, 0xDC61, 0x860D, 0x850F,
+	 0x90E0, 0x427C, 0xC471, 0xAACC, 0xD890, 0x0506, 0x01F7, 0x121C,
+	 0xA3C2, 0x5F6A, 0xF9AE, 0xD069, 0x9117, 0x5899, 0x273A, 0xB927,
+	 0x38D9, 0x13EB, 0xB32B, 0x3322, 0xBBD2, 0x70A9, 0x8907, 0xA733,
+	 0xB62D, 0x223C, 0x9215, 0x20C9, 0x4987, 0xFFAA, 0x7850, 0x7AA5,
+	 0x8F03, 0xF859, 0x8009, 0x171A, 0xDA65, 0x31D7, 0xC684, 0xB8D0,
+	 0xC382, 0xB029, 0x775A, 0x111E, 0xCB7B, 0xFCA8, 0xD66D, 0x3A2C,
+	}
+};
+
+ /*
+**********************************************************************
+* Routine: Phase 1 -- generate P1K, given TA, TK, IV32
+*
+* Inputs:
+*     tk[]      = temporal key                         [128 bits]
+*     ta[]      = transmitter's MAC address            [ 48 bits]
+*     iv32      = upper 32 bits of IV                  [ 32 bits]
+* Output:
+*     p1k[]     = Phase 1 key                          [ 80 bits]
+*
+* Note:
+*     This function only needs to be called every 2**16 packets,
+*     although in theory it could be called every packet.
+*
+**********************************************************************
+*/
+static void phase1(u16 *p1k, const u8 *tk, const u8 *ta, u32 iv32)
+{
+	sint  i;
+
+	/* Initialize the 80 bits of P1K[] from IV32 and TA[0..5]     */
+	p1k[0]      = Lo16(iv32);
+	p1k[1]      = Hi16(iv32);
+	p1k[2]      = Mk16(ta[1], ta[0]); /* use TA[] as little-endian */
+	p1k[3]      = Mk16(ta[3], ta[2]);
+	p1k[4]      = Mk16(ta[5], ta[4]);
+
+	/* Now compute an unbalanced Feistel cipher with 80-bit block */
+	/* size on the 80-bit block P1K[], using the 128-bit key TK[] */
+	for (i = 0; i < PHASE1_LOOP_CNT; i++) {
+		/* Each add operation here is mod 2**16 */
+		p1k[0] += _S_(p1k[4] ^ TK16((i&1)+0));
+		p1k[1] += _S_(p1k[0] ^ TK16((i&1)+2));
+		p1k[2] += _S_(p1k[1] ^ TK16((i&1)+4));
+		p1k[3] += _S_(p1k[2] ^ TK16((i&1)+6));
+		p1k[4] += _S_(p1k[3] ^ TK16((i&1)+0));
+		p1k[4] +=  (unsigned short)i;          /* avoid "slide attacks" */
+	}
+}
+
+
+/*
+**********************************************************************
+* Routine: Phase 2 -- generate RC4KEY, given TK, P1K, IV16
+*
+* Inputs:
+*     tk[]      = Temporal key                         [128 bits]
+*     p1k[]     = Phase 1 output key                   [ 80 bits]
+*     iv16      = low 16 bits of IV counter            [ 16 bits]
+* Output:
+*     rc4key[]  = the key used to encrypt the packet   [128 bits]
+*
+* Note:
+*     The value {TA, IV32, IV16} for Phase1/Phase2 must be unique
+*     across all packets using the same key TK value. Then, for a
+*     given value of TK[], this TKIP48 construction guarantees that
+*     the final RC4KEY value is unique across all packets.
+*
+* Suggested implementation optimization: if PPK[] is "overlaid"
+*     appropriately on RC4KEY[], there is no need for the final
+*     for loop below that copies the PPK[] result into RC4KEY[].
+*
+**********************************************************************
+*/
+static void phase2(u8 *rc4key, const u8 *tk, const u16 *p1k, u16 iv16)
+{
+	sint  i;
+	u16 PPK[6];                          /* temporary key for mixing    */
+
+	/* Note: all adds in the PPK[] equations below are mod 2**16         */
+	for (i = 0; i < 5; i++)
+		PPK[i] = p1k[i];      /* first, copy P1K to PPK      */
+
+	PPK[5]  =  p1k[4]+iv16;             /* next,  add in IV16          */
+
+	/* Bijective non-linear mixing of the 96 bits of PPK[0..5]           */
+	PPK[0] +=    _S_(PPK[5] ^ TK16(0));   /* Mix key in each "round"     */
+	PPK[1] +=    _S_(PPK[0] ^ TK16(1));
+	PPK[2] +=    _S_(PPK[1] ^ TK16(2));
+	PPK[3] +=    _S_(PPK[2] ^ TK16(3));
+	PPK[4] +=    _S_(PPK[3] ^ TK16(4));
+	PPK[5] +=    _S_(PPK[4] ^ TK16(5));   /* Total # S-box lookups == 6  */
+
+	/* Final sweep: bijective, "linear". Rotates kill LSB correlations   */
+	PPK[0] +=  RotR1(PPK[5] ^ TK16(6));
+	PPK[1] +=  RotR1(PPK[0] ^ TK16(7));   /* Use all of TK[] in Phase2   */
+	PPK[2] +=  RotR1(PPK[1]);
+	PPK[3] +=  RotR1(PPK[2]);
+	PPK[4] +=  RotR1(PPK[3]);
+	PPK[5] +=  RotR1(PPK[4]);
+	/* Note: At this point, for a given key TK[0..15], the 96-bit output */
+	/*       value PPK[0..5] is guaranteed to be unique, as a function   */
+	/*       of the 96-bit "input" value   {TA, IV32, IV16}. That is, P1K  */
+	/*       is now a keyed permutation of {TA, IV32, IV16}.               */
+
+	/* Set RC4KEY[0..3], which includes "cleartext" portion of RC4 key   */
+	rc4key[0] = Hi8(iv16);                /* RC4KEY[0..2] is the WEP IV  */
+	rc4key[1] = (Hi8(iv16) | 0x20) & 0x7F; /* Help avoid weak (FMS) keys  */
+	rc4key[2] = Lo8(iv16);
+	rc4key[3] = Lo8((PPK[5] ^ TK16(0)) >> 1);
+
+
+	/* Copy 96 bits of PPK[0..5] to RC4KEY[4..15]  (little-endian)       */
+	for (i = 0; i < 6; i++) {
+		rc4key[4+2*i] = Lo8(PPK[i]);
+		rc4key[5+2*i] = Hi8(PPK[i]);
+	}
+}
+
+
+/* The hlen isn't include the IV */
+u32 rtw_tkip_encrypt(struct adapter *padapter, u8 *pxmitframe)
+{																	/*  exclude ICV */
+	u16 pnl;
+	u32 pnh;
+	u8 rc4key[16];
+	u8   ttkey[16];
+	u8 crc[4];
+	u8   hw_hdr_offset = 0;
+	struct arc4context mycontext;
+	sint			curfragnum, length;
+	u32 prwskeylen;
+
+	u8 *pframe, *payload, *iv, *prwskey;
+	union pn48 dot11txpn;
+	/* struct	sta_info 	*stainfo; */
+	struct	pkt_attrib	 *pattrib = &((struct xmit_frame *)pxmitframe)->attrib;
+	struct	security_priv *psecuritypriv = &padapter->securitypriv;
+	struct	xmit_priv 	*pxmitpriv = &padapter->xmitpriv;
+	u32 res = _SUCCESS;
+
+	if (((struct xmit_frame *)pxmitframe)->buf_addr == NULL)
+		return _FAIL;
+
+	hw_hdr_offset = TXDESC_OFFSET;
+	pframe = ((struct xmit_frame *)pxmitframe)->buf_addr + hw_hdr_offset;
+
+	/* 4 start to encrypt each fragment */
+	if (pattrib->encrypt == _TKIP_) {
+
+/*
+		if (pattrib->psta)
+		{
+			stainfo = pattrib->psta;
+		}
+		else
+		{
+			DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
+			stainfo =rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0]);
+		}
+*/
+		/* if (stainfo!= NULL) */
+		{
+/*
+			if (!(stainfo->state &_FW_LINKED))
+			{
+				DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, stainfo->state);
+				return _FAIL;
+			}
+*/
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_encrypt: stainfo!= NULL!!!\n"));
+
+			if (IS_MCAST(pattrib->ra))
+				prwskey = psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey;
+			else
+				/* prwskey =&stainfo->dot118021x_UncstKey.skey[0]; */
+				prwskey = pattrib->dot118021x_UncstKey.skey;
+
+			prwskeylen = 16;
+
+			for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) {
+				iv = pframe+pattrib->hdrlen;
+				payload = pframe+pattrib->iv_len+pattrib->hdrlen;
+
+				GET_TKIP_PN(iv, dot11txpn);
+
+				pnl = (u16)(dot11txpn.val);
+				pnh = (u32)(dot11txpn.val>>16);
+
+				phase1((u16 *)&ttkey[0], prwskey, &pattrib->ta[0], pnh);
+
+				phase2(&rc4key[0], prwskey, (u16 *)&ttkey[0], pnl);
+
+				if ((curfragnum+1) == pattrib->nr_frags) {	/* 4 the last fragment */
+					length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len;
+					RT_TRACE(_module_rtl871x_security_c_, _drv_info_, ("pattrib->iv_len =%x, pattrib->icv_len =%x\n", pattrib->iv_len, pattrib->icv_len));
+					*((__le32 *)crc) = getcrc32(payload, length);/* modified by Amy*/
+
+					arcfour_init(&mycontext, rc4key, 16);
+					arcfour_encrypt(&mycontext, payload, payload, length);
+					arcfour_encrypt(&mycontext, payload+length, crc, 4);
+
+				} else {
+					length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len;
+					*((__le32 *)crc) = getcrc32(payload, length);/* modified by Amy*/
+					arcfour_init(&mycontext, rc4key, 16);
+					arcfour_encrypt(&mycontext, payload, payload, length);
+					arcfour_encrypt(&mycontext, payload+length, crc, 4);
+
+				pframe += pxmitpriv->frag_len;
+				pframe = (u8 *)RND4((SIZE_PTR)(pframe));
+
+				}
+			}
+
+			TKIP_SW_ENC_CNT_INC(psecuritypriv, pattrib->ra);
+		}
+/*
+		else {
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_encrypt: stainfo == NULL!!!\n"));
+			DBG_871X("%s, psta ==NUL\n", __func__);
+			res = _FAIL;
+		}
+*/
+
+	}
+	return res;
+}
+
+
+/* The hlen isn't include the IV */
+u32 rtw_tkip_decrypt(struct adapter *padapter, u8 *precvframe)
+{																	/*  exclude ICV */
+	u16 pnl;
+	u32 pnh;
+	u8   rc4key[16];
+	u8   ttkey[16];
+	u8 crc[4];
+	struct arc4context mycontext;
+	sint			length;
+	u32 prwskeylen;
+
+	u8 *pframe, *payload, *iv, *prwskey;
+	union pn48 dot11txpn;
+	struct	sta_info 	*stainfo;
+	struct	rx_pkt_attrib	 *prxattrib = &((union recv_frame *)precvframe)->u.hdr.attrib;
+	struct	security_priv *psecuritypriv = &padapter->securitypriv;
+/* 	struct	recv_priv 	*precvpriv =&padapter->recvpriv; */
+	u32 	res = _SUCCESS;
+
+	pframe = (unsigned char *)((union recv_frame *)precvframe)->u.hdr.rx_data;
+
+	/* 4 start to decrypt recvframe */
+	if (prxattrib->encrypt == _TKIP_) {
+
+		stainfo = rtw_get_stainfo(&padapter->stapriv, &prxattrib->ta[0]);
+		if (stainfo != NULL) {
+
+			if (IS_MCAST(prxattrib->ra)) {
+				static unsigned long start = 0;
+				static u32 no_gkey_bc_cnt = 0;
+				static u32 no_gkey_mc_cnt = 0;
+
+				if (psecuritypriv->binstallGrpkey == false) {
+					res = _FAIL;
+
+					if (start == 0)
+						start = jiffies;
+
+					if (is_broadcast_mac_addr(prxattrib->ra))
+						no_gkey_bc_cnt++;
+					else
+						no_gkey_mc_cnt++;
+
+					if (jiffies_to_msecs(jiffies - start) > 1000) {
+						if (no_gkey_bc_cnt || no_gkey_mc_cnt) {
+							DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" no_gkey_bc_cnt:%u, no_gkey_mc_cnt:%u\n",
+								FUNC_ADPT_ARG(padapter), no_gkey_bc_cnt, no_gkey_mc_cnt);
+						}
+						start = jiffies;
+						no_gkey_bc_cnt = 0;
+						no_gkey_mc_cnt = 0;
+					}
+					goto exit;
+				}
+
+				if (no_gkey_bc_cnt || no_gkey_mc_cnt) {
+					DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" gkey installed. no_gkey_bc_cnt:%u, no_gkey_mc_cnt:%u\n",
+						FUNC_ADPT_ARG(padapter), no_gkey_bc_cnt, no_gkey_mc_cnt);
+				}
+				start = 0;
+				no_gkey_bc_cnt = 0;
+				no_gkey_mc_cnt = 0;
+
+				/* DBG_871X("rx bc/mc packets, to perform sw rtw_tkip_decrypt\n"); */
+				/* prwskey = psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey; */
+				prwskey = psecuritypriv->dot118021XGrpKey[prxattrib->key_index].skey;
+				prwskeylen = 16;
+			} else{
+				prwskey = &stainfo->dot118021x_UncstKey.skey[0];
+				prwskeylen = 16;
+			}
+
+			iv = pframe+prxattrib->hdrlen;
+			payload = pframe+prxattrib->iv_len+prxattrib->hdrlen;
+			length = ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len;
+
+			GET_TKIP_PN(iv, dot11txpn);
+
+			pnl = (u16)(dot11txpn.val);
+			pnh = (u32)(dot11txpn.val>>16);
+
+			phase1((u16 *)&ttkey[0], prwskey, &prxattrib->ta[0], pnh);
+			phase2(&rc4key[0], prwskey, (unsigned short *)&ttkey[0], pnl);
+
+			/* 4 decrypt payload include icv */
+
+			arcfour_init(&mycontext, rc4key, 16);
+			arcfour_encrypt(&mycontext, payload, payload, length);
+
+			*((u32 *)crc) = le32_to_cpu(getcrc32(payload, length-4));
+
+			if (crc[3] != payload[length-1] || crc[2] != payload[length-2] || crc[1] != payload[length-3] || crc[0] != payload[length-4]) {
+			    RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_wep_decrypt:icv error crc[3](%x)!=payload[length-1](%x) || crc[2](%x)!=payload[length-2](%x) || crc[1](%x)!=payload[length-3](%x) || crc[0](%x)!=payload[length-4](%x)\n",
+						crc[3], payload[length-1], crc[2], payload[length-2], crc[1], payload[length-3], crc[0], payload[length-4]));
+				res = _FAIL;
+			}
+
+			TKIP_SW_DEC_CNT_INC(psecuritypriv, prxattrib->ra);
+		} else {
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_tkip_decrypt: stainfo == NULL!!!\n"));
+			res = _FAIL;
+		}
+
+	}
+exit:
+	return res;
+
+}
+
+
+/* 3			=====AES related ===== */
+
+
+
+#define MAX_MSG_SIZE	2048
+/*****************************/
+/******** SBOX Table *********/
+/*****************************/
+
+	static  u8 sbox_table[256] = {
+			0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5,
+			0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
+			0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0,
+			0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
+			0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc,
+			0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
+			0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a,
+			0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75,
+			0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0,
+			0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84,
+			0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b,
+			0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf,
+			0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85,
+			0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8,
+			0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5,
+			0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2,
+			0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17,
+			0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73,
+			0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88,
+			0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb,
+			0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c,
+			0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79,
+			0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9,
+			0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08,
+			0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6,
+			0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a,
+			0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e,
+			0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e,
+			0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94,
+			0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf,
+			0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68,
+			0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16
+		};
+
+/*****************************/
+/**** Function Prototypes ****/
+/*****************************/
+
+static void bitwise_xor(u8 *ina, u8 *inb, u8 *out);
+static void construct_mic_iv(
+	u8 *mic_header1,
+	sint qc_exists,
+	sint a4_exists,
+	u8 *mpdu,
+	uint payload_length,
+	u8 *pn_vector,
+	uint frtype
+);/*  add for CONFIG_IEEE80211W, none 11w also can use */
+static void construct_mic_header1(
+	u8 *mic_header1,
+	sint header_length,
+	u8 *mpdu,
+	uint frtype
+);/*  add for CONFIG_IEEE80211W, none 11w also can use */
+static void construct_mic_header2(
+	u8 *mic_header2,
+	u8 *mpdu,
+	sint a4_exists,
+	sint qc_exists
+);
+static void construct_ctr_preload(
+	u8 *ctr_preload,
+	sint a4_exists,
+	sint qc_exists,
+	u8 *mpdu,
+	u8 *pn_vector,
+	sint c,
+	uint frtype
+);/*  add for CONFIG_IEEE80211W, none 11w also can use */
+static void xor_128(u8 *a, u8 *b, u8 *out);
+static void xor_32(u8 *a, u8 *b, u8 *out);
+static u8 sbox(u8 a);
+static void next_key(u8 *key, sint round);
+static void byte_sub(u8 *in, u8 *out);
+static void shift_row(u8 *in, u8 *out);
+static void mix_column(u8 *in, u8 *out);
+static void aes128k128d(u8 *key, u8 *data, u8 *ciphertext);
+
+
+/****************************************/
+/* aes128k128d()                        */
+/* Performs a 128 bit AES encrypt with  */
+/* 128 bit data.                        */
+/****************************************/
+static void xor_128(u8 *a, u8 *b, u8 *out)
+{
+		sint i;
+
+		for (i = 0; i < 16; i++) {
+			out[i] = a[i] ^ b[i];
+		}
+}
+
+
+static void xor_32(u8 *a, u8 *b, u8 *out)
+{
+		sint i;
+
+		for (i = 0; i < 4; i++) {
+			out[i] = a[i] ^ b[i];
+		}
+}
+
+
+static u8 sbox(u8 a)
+{
+		return sbox_table[(sint)a];
+}
+
+
+static void next_key(u8 *key, sint round)
+{
+		u8 rcon;
+		u8 sbox_key[4];
+		u8 rcon_table[12] = {
+			0x01, 0x02, 0x04, 0x08,
+			0x10, 0x20, 0x40, 0x80,
+			0x1b, 0x36, 0x36, 0x36
+		};
+		sbox_key[0] = sbox(key[13]);
+		sbox_key[1] = sbox(key[14]);
+		sbox_key[2] = sbox(key[15]);
+		sbox_key[3] = sbox(key[12]);
+
+		rcon = rcon_table[round];
+
+		xor_32(&key[0], sbox_key, &key[0]);
+		key[0] = key[0] ^ rcon;
+
+		xor_32(&key[4], &key[0], &key[4]);
+		xor_32(&key[8], &key[4], &key[8]);
+		xor_32(&key[12], &key[8], &key[12]);
+}
+
+
+static void byte_sub(u8 *in, u8 *out)
+{
+		sint i;
+
+		for (i = 0; i < 16; i++) {
+			out[i] = sbox(in[i]);
+		}
+}
+
+
+static void shift_row(u8 *in, u8 *out)
+{
+		out[0] =  in[0];
+		out[1] =  in[5];
+		out[2] =  in[10];
+		out[3] =  in[15];
+		out[4] =  in[4];
+		out[5] =  in[9];
+		out[6] =  in[14];
+		out[7] =  in[3];
+		out[8] =  in[8];
+		out[9] =  in[13];
+		out[10] = in[2];
+		out[11] = in[7];
+		out[12] = in[12];
+		out[13] = in[1];
+		out[14] = in[6];
+		out[15] = in[11];
+}
+
+
+static void mix_column(u8 *in, u8 *out)
+{
+		sint i;
+		u8 add1b[4];
+		u8 add1bf7[4];
+		u8 rotl[4];
+		u8 swap_halfs[4];
+		u8 andf7[4];
+		u8 rotr[4];
+		u8 temp[4];
+		u8 tempb[4];
+
+		for (i = 0; i < 4; i++) {
+			if ((in[i] & 0x80) == 0x80)
+				add1b[i] = 0x1b;
+			else
+				add1b[i] = 0x00;
+		}
+
+		swap_halfs[0] = in[2];    /* Swap halfs */
+		swap_halfs[1] = in[3];
+		swap_halfs[2] = in[0];
+		swap_halfs[3] = in[1];
+
+		rotl[0] = in[3];        /* Rotate left 8 bits */
+		rotl[1] = in[0];
+		rotl[2] = in[1];
+		rotl[3] = in[2];
+
+		andf7[0] = in[0] & 0x7f;
+		andf7[1] = in[1] & 0x7f;
+		andf7[2] = in[2] & 0x7f;
+		andf7[3] = in[3] & 0x7f;
+
+		for (i = 3; i > 0; i--) {  /* logical shift left 1 bit */
+			andf7[i] = andf7[i] << 1;
+			if ((andf7[i-1] & 0x80) == 0x80)
+				andf7[i] = (andf7[i] | 0x01);
+		}
+		andf7[0] = andf7[0] << 1;
+		andf7[0] = andf7[0] & 0xfe;
+
+		xor_32(add1b, andf7, add1bf7);
+
+		xor_32(in, add1bf7, rotr);
+
+		temp[0] = rotr[0];         /* Rotate right 8 bits */
+		rotr[0] = rotr[1];
+		rotr[1] = rotr[2];
+		rotr[2] = rotr[3];
+		rotr[3] = temp[0];
+
+		xor_32(add1bf7, rotr, temp);
+		xor_32(swap_halfs, rotl, tempb);
+		xor_32(temp, tempb, out);
+}
+
+static void aes128k128d(u8 *key, u8 *data, u8 *ciphertext)
+{
+		sint round;
+		sint i;
+		u8 intermediatea[16];
+		u8 intermediateb[16];
+		u8 round_key[16];
+
+		for (i = 0; i < 16; i++)
+			round_key[i] = key[i];
+
+		for (round = 0; round < 11; round++) {
+			if (round == 0) {
+				xor_128(round_key, data, ciphertext);
+				next_key(round_key, round);
+			} else if (round == 10) {
+				byte_sub(ciphertext, intermediatea);
+				shift_row(intermediatea, intermediateb);
+				xor_128(intermediateb, round_key, ciphertext);
+			} else{   /* 1 - 9 */
+				byte_sub(ciphertext, intermediatea);
+				shift_row(intermediatea, intermediateb);
+				mix_column(&intermediateb[0], &intermediatea[0]);
+				mix_column(&intermediateb[4], &intermediatea[4]);
+				mix_column(&intermediateb[8], &intermediatea[8]);
+				mix_column(&intermediateb[12], &intermediatea[12]);
+				xor_128(intermediatea, round_key, ciphertext);
+				next_key(round_key, round);
+			}
+		}
+}
+
+
+/************************************************/
+/* construct_mic_iv()                           */
+/* Builds the MIC IV from header fields and PN  */
+/* Baron think the function is construct CCM    */
+/* nonce                                        */
+/************************************************/
+static void construct_mic_iv(
+	u8 *mic_iv,
+	sint qc_exists,
+	sint a4_exists,
+	u8 *mpdu,
+	uint payload_length,
+	u8 *pn_vector,
+	uint frtype/*  add for CONFIG_IEEE80211W, none 11w also can use */
+)
+{
+		sint i;
+
+		mic_iv[0] = 0x59;
+
+		if (qc_exists && a4_exists)
+			mic_iv[1] = mpdu[30] & 0x0f;    /* QoS_TC           */
+
+		if (qc_exists && !a4_exists)
+			mic_iv[1] = mpdu[24] & 0x0f;   /* mute bits 7-4    */
+
+		if (!qc_exists)
+			mic_iv[1] = 0x00;
+
+		/* 802.11w management frame should set management bit(4) */
+		if (frtype == WIFI_MGT_TYPE)
+			mic_iv[1] |= BIT(4);
+
+		for (i = 2; i < 8; i++)
+			mic_iv[i] = mpdu[i + 8];   /* mic_iv[2:7] = A2[0:5] = mpdu[10:15] */
+		#ifdef CONSISTENT_PN_ORDER
+		for (i = 8; i < 14; i++)
+			mic_iv[i] = pn_vector[i - 8];           /* mic_iv[8:13] = PN[0:5] */
+		#else
+		for (i = 8; i < 14; i++)
+			mic_iv[i] = pn_vector[13 - i];          /* mic_iv[8:13] = PN[5:0] */
+		#endif
+		mic_iv[14] = (unsigned char) (payload_length / 256);
+		mic_iv[15] = (unsigned char) (payload_length % 256);
+}
+
+
+/************************************************/
+/* construct_mic_header1()                      */
+/* Builds the first MIC header block from       */
+/* header fields.                               */
+/* Build AAD SC, A1, A2                           */
+/************************************************/
+static void construct_mic_header1(
+	u8 *mic_header1,
+	sint header_length,
+	u8 *mpdu,
+	uint frtype/*  add for CONFIG_IEEE80211W, none 11w also can use */
+)
+{
+		mic_header1[0] = (u8)((header_length - 2) / 256);
+		mic_header1[1] = (u8)((header_length - 2) % 256);
+
+		/* 802.11w management frame don't AND subtype bits 4, 5, 6 of frame control field */
+		if (frtype == WIFI_MGT_TYPE)
+			mic_header1[2] = mpdu[0];
+		else
+			mic_header1[2] = mpdu[0] & 0xcf;    /* Mute CF poll & CF ack bits */
+
+		mic_header1[3] = mpdu[1] & 0xc7;    /* Mute retry, more data and pwr mgt bits */
+		mic_header1[4] = mpdu[4];       /* A1 */
+		mic_header1[5] = mpdu[5];
+		mic_header1[6] = mpdu[6];
+		mic_header1[7] = mpdu[7];
+		mic_header1[8] = mpdu[8];
+		mic_header1[9] = mpdu[9];
+		mic_header1[10] = mpdu[10];     /* A2 */
+		mic_header1[11] = mpdu[11];
+		mic_header1[12] = mpdu[12];
+		mic_header1[13] = mpdu[13];
+		mic_header1[14] = mpdu[14];
+		mic_header1[15] = mpdu[15];
+}
+
+
+/************************************************/
+/* construct_mic_header2()                      */
+/* Builds the last MIC header block from        */
+/* header fields.                               */
+/************************************************/
+static void construct_mic_header2(
+	u8 *mic_header2,
+	u8 *mpdu,
+	sint a4_exists,
+	sint qc_exists
+)
+{
+		sint i;
+
+		for (i = 0; i < 16; i++)
+			mic_header2[i] = 0x00;
+
+		mic_header2[0] = mpdu[16];    /* A3 */
+		mic_header2[1] = mpdu[17];
+		mic_header2[2] = mpdu[18];
+		mic_header2[3] = mpdu[19];
+		mic_header2[4] = mpdu[20];
+		mic_header2[5] = mpdu[21];
+
+		mic_header2[6] = 0x00;
+		mic_header2[7] = 0x00; /* mpdu[23]; */
+
+
+		if (!qc_exists && a4_exists) {
+			for (i = 0; i < 6; i++)
+				mic_header2[8+i] = mpdu[24+i];   /* A4 */
+
+		}
+
+		if (qc_exists && !a4_exists) {
+			mic_header2[8] = mpdu[24] & 0x0f; /* mute bits 15 - 4 */
+			mic_header2[9] = mpdu[25] & 0x00;
+		}
+
+		if (qc_exists && a4_exists) {
+			for (i = 0; i < 6; i++)
+				mic_header2[8+i] = mpdu[24+i];   /* A4 */
+
+			mic_header2[14] = mpdu[30] & 0x0f;
+			mic_header2[15] = mpdu[31] & 0x00;
+		}
+
+}
+
+/************************************************/
+/* construct_mic_header2()                      */
+/* Builds the last MIC header block from        */
+/* header fields.                               */
+/* Baron think the function is construct CCM    */
+/* nonce                                        */
+/************************************************/
+static void construct_ctr_preload(
+	u8 *ctr_preload,
+	sint a4_exists,
+	sint qc_exists,
+	u8 *mpdu,
+	u8 *pn_vector,
+	sint c,
+	uint frtype /*  add for CONFIG_IEEE80211W, none 11w also can use */
+)
+{
+	sint i = 0;
+
+	for (i = 0; i < 16; i++)
+		ctr_preload[i] = 0x00;
+	i = 0;
+
+	ctr_preload[0] = 0x01;                                  /* flag */
+	if (qc_exists && a4_exists)
+		ctr_preload[1] = mpdu[30] & 0x0f;   /* QoC_Control */
+	if (qc_exists && !a4_exists)
+		ctr_preload[1] = mpdu[24] & 0x0f;
+
+	/* 802.11w management frame should set management bit(4) */
+	if (frtype == WIFI_MGT_TYPE)
+		ctr_preload[1] |= BIT(4);
+
+	for (i = 2; i < 8; i++)
+		ctr_preload[i] = mpdu[i + 8];                       /* ctr_preload[2:7] = A2[0:5] = mpdu[10:15] */
+#ifdef CONSISTENT_PN_ORDER
+	for (i = 8; i < 14; i++)
+		ctr_preload[i] =    pn_vector[i - 8];           /* ctr_preload[8:13] = PN[0:5] */
+#else
+	for (i = 8; i < 14; i++)
+		ctr_preload[i] =    pn_vector[13 - i];          /* ctr_preload[8:13] = PN[5:0] */
+#endif
+	ctr_preload[14] =  (unsigned char) (c / 256); /* Ctr */
+	ctr_preload[15] =  (unsigned char) (c % 256);
+}
+
+
+/************************************/
+/* bitwise_xor()                    */
+/* A 128 bit, bitwise exclusive or  */
+/************************************/
+static void bitwise_xor(u8 *ina, u8 *inb, u8 *out)
+{
+		sint i;
+
+		for (i = 0; i < 16; i++) {
+			out[i] = ina[i] ^ inb[i];
+		}
+}
+
+
+static sint aes_cipher(u8 *key, uint	hdrlen,
+			u8 *pframe, uint plen)
+{
+	uint	qc_exists, a4_exists, i, j, payload_remainder,
+		num_blocks, payload_index;
+
+	u8 pn_vector[6];
+	u8 mic_iv[16];
+	u8 mic_header1[16];
+	u8 mic_header2[16];
+	u8 ctr_preload[16];
+
+	/* Intermediate Buffers */
+	u8 chain_buffer[16];
+	u8 aes_out[16];
+	u8 padded_buffer[16];
+	u8 mic[8];
+	uint	frtype  = GetFrameType(pframe);
+	uint	frsubtype  = GetFrameSubType(pframe);
+
+	frsubtype = frsubtype>>4;
+
+
+	memset((void *)mic_iv, 0, 16);
+	memset((void *)mic_header1, 0, 16);
+	memset((void *)mic_header2, 0, 16);
+	memset((void *)ctr_preload, 0, 16);
+	memset((void *)chain_buffer, 0, 16);
+	memset((void *)aes_out, 0, 16);
+	memset((void *)padded_buffer, 0, 16);
+
+	if ((hdrlen == WLAN_HDR_A3_LEN) || (hdrlen ==  WLAN_HDR_A3_QOS_LEN))
+		a4_exists = 0;
+	else
+		a4_exists = 1;
+
+	if (
+		((frtype|frsubtype) == WIFI_DATA_CFACK) ||
+		((frtype|frsubtype) == WIFI_DATA_CFPOLL) ||
+		((frtype|frsubtype) == WIFI_DATA_CFACKPOLL)) {
+			qc_exists = 1;
+					if (hdrlen !=  WLAN_HDR_A3_QOS_LEN)
+						hdrlen += 2;
+
+		} else if ((frtype == WIFI_DATA) && /*  add for CONFIG_IEEE80211W, none 11w also can use */
+		((frsubtype == 0x08) ||
+		(frsubtype == 0x09) ||
+		(frsubtype == 0x0a) ||
+		(frsubtype == 0x0b))) {
+			if (hdrlen !=  WLAN_HDR_A3_QOS_LEN)
+					hdrlen += 2;
+
+			qc_exists = 1;
+		} else
+			qc_exists = 0;
+
+	pn_vector[0] = pframe[hdrlen];
+	pn_vector[1] = pframe[hdrlen+1];
+	pn_vector[2] = pframe[hdrlen+4];
+	pn_vector[3] = pframe[hdrlen+5];
+	pn_vector[4] = pframe[hdrlen+6];
+	pn_vector[5] = pframe[hdrlen+7];
+
+	construct_mic_iv(
+			mic_iv,
+			qc_exists,
+			a4_exists,
+			pframe,	 /* message, */
+			plen,
+			pn_vector,
+			frtype /*  add for CONFIG_IEEE80211W, none 11w also can use */
+		);
+
+		construct_mic_header1(
+			mic_header1,
+			hdrlen,
+			pframe,	/* message */
+			frtype /*  add for CONFIG_IEEE80211W, none 11w also can use */
+		);
+		construct_mic_header2(
+			mic_header2,
+			pframe,	/* message, */
+			a4_exists,
+			qc_exists
+		);
+
+
+	payload_remainder = plen % 16;
+		num_blocks = plen / 16;
+
+		/* Find start of payload */
+		payload_index = (hdrlen + 8);
+
+		/* Calculate MIC */
+		aes128k128d(key, mic_iv, aes_out);
+		bitwise_xor(aes_out, mic_header1, chain_buffer);
+		aes128k128d(key, chain_buffer, aes_out);
+		bitwise_xor(aes_out, mic_header2, chain_buffer);
+		aes128k128d(key, chain_buffer, aes_out);
+
+		for (i = 0; i < num_blocks; i++) {
+			bitwise_xor(aes_out, &pframe[payload_index], chain_buffer);/* bitwise_xor(aes_out, &message[payload_index], chain_buffer); */
+
+			payload_index += 16;
+			aes128k128d(key, chain_buffer, aes_out);
+		}
+
+		/* Add on the final payload block if it needs padding */
+		if (payload_remainder > 0) {
+			for (j = 0; j < 16; j++)
+				padded_buffer[j] = 0x00;
+			for (j = 0; j < payload_remainder; j++) {
+				padded_buffer[j] = pframe[payload_index++];/* padded_buffer[j] = message[payload_index++]; */
+			}
+			bitwise_xor(aes_out, padded_buffer, chain_buffer);
+			aes128k128d(key, chain_buffer, aes_out);
+
+		}
+
+		for (j = 0 ; j < 8; j++)
+			mic[j] = aes_out[j];
+
+		/* Insert MIC into payload */
+		for (j = 0; j < 8; j++)
+			pframe[payload_index+j] = mic[j];	/* message[payload_index+j] = mic[j]; */
+
+		payload_index = hdrlen + 8;
+		for (i = 0; i < num_blocks; i++) {
+			construct_ctr_preload(
+				ctr_preload,
+				a4_exists,
+				qc_exists,
+				pframe,	/* message, */
+				pn_vector,
+				i+1,
+				frtype
+			); /*  add for CONFIG_IEEE80211W, none 11w also can use */
+			aes128k128d(key, ctr_preload, aes_out);
+			bitwise_xor(aes_out, &pframe[payload_index], chain_buffer);/* bitwise_xor(aes_out, &message[payload_index], chain_buffer); */
+			for (j = 0; j < 16; j++)
+				pframe[payload_index++] = chain_buffer[j];/* for (j = 0; j<16;j++) message[payload_index++] = chain_buffer[j]; */
+		}
+
+		if (payload_remainder > 0) {
+			/* If there is a short final block, then pad it,*/
+			/* encrypt it and copy the unpadded part back   */
+			construct_ctr_preload(
+				ctr_preload,
+				a4_exists,
+				qc_exists,
+				pframe,	/* message, */
+				pn_vector,
+				num_blocks+1,
+				frtype
+			); /*  add for CONFIG_IEEE80211W, none 11w also can use */
+
+			for (j = 0; j < 16; j++)
+				padded_buffer[j] = 0x00;
+			for (j = 0; j < payload_remainder; j++) {
+				padded_buffer[j] = pframe[payload_index+j];/* padded_buffer[j] = message[payload_index+j]; */
+			}
+			aes128k128d(key, ctr_preload, aes_out);
+			bitwise_xor(aes_out, padded_buffer, chain_buffer);
+			for (j = 0; j < payload_remainder; j++)
+				pframe[payload_index++] = chain_buffer[j];/* for (j = 0; j<payload_remainder;j++) message[payload_index++] = chain_buffer[j]; */
+		}
+
+		/* Encrypt the MIC */
+		construct_ctr_preload(
+			ctr_preload,
+			a4_exists,
+			qc_exists,
+			pframe,	/* message, */
+			pn_vector,
+			0,
+			frtype
+		); /*  add for CONFIG_IEEE80211W, none 11w also can use */
+
+		for (j = 0; j < 16; j++)
+			padded_buffer[j] = 0x00;
+		for (j = 0; j < 8; j++) {
+			padded_buffer[j] = pframe[j+hdrlen+8+plen];/* padded_buffer[j] = message[j+hdrlen+8+plen]; */
+		}
+
+	aes128k128d(key, ctr_preload, aes_out);
+	bitwise_xor(aes_out, padded_buffer, chain_buffer);
+	for (j = 0; j < 8; j++)
+		 pframe[payload_index++] = chain_buffer[j];/* for (j = 0; j<8;j++) message[payload_index++] = chain_buffer[j]; */
+
+	return _SUCCESS;
+}
+
+u32 rtw_aes_encrypt(struct adapter *padapter, u8 *pxmitframe)
+{	/*  exclude ICV */
+
+
+	/*static*/
+/* 	unsigned char message[MAX_MSG_SIZE]; */
+
+	/* Intermediate Buffers */
+	sint	curfragnum, length;
+	u32 prwskeylen;
+	u8 *pframe, *prwskey;	/*  *payload,*iv */
+	u8   hw_hdr_offset = 0;
+	/* struct	sta_info 	*stainfo = NULL; */
+	struct	pkt_attrib	 *pattrib = &((struct xmit_frame *)pxmitframe)->attrib;
+	struct	security_priv *psecuritypriv = &padapter->securitypriv;
+	struct	xmit_priv 	*pxmitpriv = &padapter->xmitpriv;
+
+/* 	uint	offset = 0; */
+	u32 res = _SUCCESS;
+
+	if (((struct xmit_frame *)pxmitframe)->buf_addr == NULL)
+		return _FAIL;
+
+	hw_hdr_offset = TXDESC_OFFSET;
+	pframe = ((struct xmit_frame *)pxmitframe)->buf_addr + hw_hdr_offset;
+
+	/* 4 start to encrypt each fragment */
+	if ((pattrib->encrypt == _AES_)) {
+		RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_encrypt: stainfo!= NULL!!!\n"));
+
+		if (IS_MCAST(pattrib->ra))
+			prwskey = psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey;
+		else
+			/* prwskey =&stainfo->dot118021x_UncstKey.skey[0]; */
+			prwskey = pattrib->dot118021x_UncstKey.skey;
+
+		prwskeylen = 16;
+
+		for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) {
+
+			if ((curfragnum+1) == pattrib->nr_frags) {	/* 4 the last fragment */
+				length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len;
+
+				aes_cipher(prwskey, pattrib->hdrlen, pframe, length);
+			} else {
+				length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-pattrib->icv_len;
+
+				aes_cipher(prwskey, pattrib->hdrlen, pframe, length);
+			pframe += pxmitpriv->frag_len;
+			pframe = (u8 *)RND4((SIZE_PTR)(pframe));
+
+			}
+		}
+
+		AES_SW_ENC_CNT_INC(psecuritypriv, pattrib->ra);
+	}
+	return res;
+}
+
+static sint aes_decipher(u8 *key, uint	hdrlen,
+			u8 *pframe, uint plen)
+{
+	static u8 message[MAX_MSG_SIZE];
+	uint	qc_exists, a4_exists, i, j, payload_remainder,
+			num_blocks, payload_index;
+	sint res = _SUCCESS;
+	u8 pn_vector[6];
+	u8 mic_iv[16];
+	u8 mic_header1[16];
+	u8 mic_header2[16];
+	u8 ctr_preload[16];
+
+		/* Intermediate Buffers */
+	u8 chain_buffer[16];
+	u8 aes_out[16];
+	u8 padded_buffer[16];
+	u8 mic[8];
+
+
+/* 	uint	offset = 0; */
+	uint	frtype  = GetFrameType(pframe);
+	uint	frsubtype  = GetFrameSubType(pframe);
+
+	frsubtype = frsubtype>>4;
+
+
+	memset((void *)mic_iv, 0, 16);
+	memset((void *)mic_header1, 0, 16);
+	memset((void *)mic_header2, 0, 16);
+	memset((void *)ctr_preload, 0, 16);
+	memset((void *)chain_buffer, 0, 16);
+	memset((void *)aes_out, 0, 16);
+	memset((void *)padded_buffer, 0, 16);
+
+	/* start to decrypt the payload */
+
+	num_blocks = (plen-8) / 16; /* plen including LLC, payload_length and mic) */
+
+	payload_remainder = (plen-8) % 16;
+
+	pn_vector[0]  = pframe[hdrlen];
+	pn_vector[1]  = pframe[hdrlen+1];
+	pn_vector[2]  = pframe[hdrlen+4];
+	pn_vector[3]  = pframe[hdrlen+5];
+	pn_vector[4]  = pframe[hdrlen+6];
+	pn_vector[5]  = pframe[hdrlen+7];
+
+	if ((hdrlen == WLAN_HDR_A3_LEN) || (hdrlen ==  WLAN_HDR_A3_QOS_LEN))
+		a4_exists = 0;
+	else
+		a4_exists = 1;
+
+	if (
+		((frtype|frsubtype) == WIFI_DATA_CFACK) ||
+		((frtype|frsubtype) == WIFI_DATA_CFPOLL) ||
+		((frtype|frsubtype) == WIFI_DATA_CFACKPOLL)) {
+			qc_exists = 1;
+					if (hdrlen !=  WLAN_HDR_A3_QOS_LEN) {
+
+					hdrlen += 2;
+			}
+		} else if ((frtype == WIFI_DATA) && /* only for data packet . add for CONFIG_IEEE80211W, none 11w also can use */
+		((frsubtype == 0x08) ||
+		(frsubtype == 0x09) ||
+		(frsubtype == 0x0a) ||
+		(frsubtype == 0x0b))) {
+			if (hdrlen !=  WLAN_HDR_A3_QOS_LEN) {
+
+					hdrlen += 2;
+			}
+			qc_exists = 1;
+		} else
+			qc_exists = 0;
+
+
+	/*  now, decrypt pframe with hdrlen offset and plen long */
+
+	payload_index = hdrlen + 8; /*  8 is for extiv */
+
+	for (i = 0; i < num_blocks; i++) {
+			construct_ctr_preload(
+				ctr_preload,
+				a4_exists,
+				qc_exists,
+				pframe,
+				pn_vector,
+				i+1,
+				frtype /*  add for CONFIG_IEEE80211W, none 11w also can use */
+			);
+
+			aes128k128d(key, ctr_preload, aes_out);
+			bitwise_xor(aes_out, &pframe[payload_index], chain_buffer);
+
+			for (j = 0; j < 16; j++)
+				pframe[payload_index++] = chain_buffer[j];
+		}
+
+	if (payload_remainder > 0) {
+		/* If there is a short final block, then pad it,*/
+		/* encrypt it and copy the unpadded part back   */
+		construct_ctr_preload(
+			ctr_preload,
+			a4_exists,
+			qc_exists,
+			pframe,
+			pn_vector,
+			num_blocks+1,
+			frtype /*  add for CONFIG_IEEE80211W, none 11w also can use */
+		);
+
+		for (j = 0; j < 16; j++)
+			padded_buffer[j] = 0x00;
+		for (j = 0; j < payload_remainder; j++) {
+			padded_buffer[j] = pframe[payload_index+j];
+		}
+		aes128k128d(key, ctr_preload, aes_out);
+		bitwise_xor(aes_out, padded_buffer, chain_buffer);
+		for (j = 0; j < payload_remainder; j++)
+			pframe[payload_index++] = chain_buffer[j];
+	}
+
+	/* start to calculate the mic */
+	if ((hdrlen + plen+8) <= MAX_MSG_SIZE)
+		memcpy((void *)message, pframe, (hdrlen + plen+8)); /* 8 is for ext iv len */
+
+
+	pn_vector[0] = pframe[hdrlen];
+	pn_vector[1] = pframe[hdrlen+1];
+	pn_vector[2] = pframe[hdrlen+4];
+	pn_vector[3] = pframe[hdrlen+5];
+	pn_vector[4] = pframe[hdrlen+6];
+	pn_vector[5] = pframe[hdrlen+7];
+
+
+
+	construct_mic_iv(
+			mic_iv,
+			qc_exists,
+			a4_exists,
+			message,
+			plen-8,
+			pn_vector,
+			frtype /*  add for CONFIG_IEEE80211W, none 11w also can use */
+		);
+
+		construct_mic_header1(
+			mic_header1,
+			hdrlen,
+			message,
+			frtype /*  add for CONFIG_IEEE80211W, none 11w also can use */
+		);
+		construct_mic_header2(
+			mic_header2,
+			message,
+			a4_exists,
+			qc_exists
+		);
+
+
+		payload_remainder = (plen-8) % 16;
+		num_blocks = (plen-8) / 16;
+
+		/* Find start of payload */
+		payload_index = (hdrlen + 8);
+
+		/* Calculate MIC */
+		aes128k128d(key, mic_iv, aes_out);
+		bitwise_xor(aes_out, mic_header1, chain_buffer);
+		aes128k128d(key, chain_buffer, aes_out);
+		bitwise_xor(aes_out, mic_header2, chain_buffer);
+		aes128k128d(key, chain_buffer, aes_out);
+
+		for (i = 0; i < num_blocks; i++) {
+			bitwise_xor(aes_out, &message[payload_index], chain_buffer);
+
+			payload_index += 16;
+			aes128k128d(key, chain_buffer, aes_out);
+		}
+
+		/* Add on the final payload block if it needs padding */
+		if (payload_remainder > 0) {
+			for (j = 0; j < 16; j++)
+				padded_buffer[j] = 0x00;
+			for (j = 0; j < payload_remainder; j++) {
+				padded_buffer[j] = message[payload_index++];
+			}
+			bitwise_xor(aes_out, padded_buffer, chain_buffer);
+			aes128k128d(key, chain_buffer, aes_out);
+
+		}
+
+		for (j = 0; j < 8; j++)
+			mic[j] = aes_out[j];
+
+		/* Insert MIC into payload */
+		for (j = 0; j < 8; j++)
+	message[payload_index+j] = mic[j];
+
+	payload_index = hdrlen + 8;
+	for (i = 0; i < num_blocks; i++) {
+			construct_ctr_preload(
+				ctr_preload,
+				a4_exists,
+				qc_exists,
+				message,
+				pn_vector,
+				i+1,
+				frtype
+			); /*  add for CONFIG_IEEE80211W, none 11w also can use */
+			aes128k128d(key, ctr_preload, aes_out);
+			bitwise_xor(aes_out, &message[payload_index], chain_buffer);
+			for (j = 0; j < 16; j++)
+				message[payload_index++] = chain_buffer[j];
+		}
+
+		if (payload_remainder > 0) {
+			/* If there is a short final block, then pad it,*/
+			/* encrypt it and copy the unpadded part back   */
+			construct_ctr_preload(
+				ctr_preload,
+				a4_exists,
+				qc_exists,
+				message,
+				pn_vector,
+				num_blocks+1,
+				frtype
+			); /*  add for CONFIG_IEEE80211W, none 11w also can use */
+
+			for (j = 0; j < 16; j++)
+				padded_buffer[j] = 0x00;
+			for (j = 0; j < payload_remainder; j++) {
+				padded_buffer[j] = message[payload_index+j];
+			}
+			aes128k128d(key, ctr_preload, aes_out);
+			bitwise_xor(aes_out, padded_buffer, chain_buffer);
+			for (j = 0; j < payload_remainder; j++)
+				message[payload_index++] = chain_buffer[j];
+		}
+
+		/* Encrypt the MIC */
+		construct_ctr_preload(
+			ctr_preload,
+			a4_exists,
+			qc_exists,
+			message,
+			pn_vector,
+			0,
+			frtype
+		); /*  add for CONFIG_IEEE80211W, none 11w also can use */
+
+		for (j = 0; j < 16; j++)
+			padded_buffer[j] = 0x00;
+		for (j = 0; j < 8; j++) {
+			padded_buffer[j] = message[j+hdrlen+8+plen-8];
+		}
+
+		aes128k128d(key, ctr_preload, aes_out);
+		bitwise_xor(aes_out, padded_buffer, chain_buffer);
+		for (j = 0; j < 8; j++)
+			message[payload_index++] = chain_buffer[j];
+
+	/* compare the mic */
+	for (i = 0; i < 8; i++) {
+		if (pframe[hdrlen+8+plen-8+i] != message[hdrlen+8+plen-8+i]) {
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("aes_decipher:mic check error mic[%d]: pframe(%x) != message(%x)\n",
+						i, pframe[hdrlen+8+plen-8+i], message[hdrlen+8+plen-8+i]));
+			DBG_871X("aes_decipher:mic check error mic[%d]: pframe(%x) != message(%x)\n",
+						i, pframe[hdrlen+8+plen-8+i], message[hdrlen+8+plen-8+i]);
+			res = _FAIL;
+		}
+	}
+	return res;
+}
+
+u32 rtw_aes_decrypt(struct adapter *padapter, u8 *precvframe)
+{	/*  exclude ICV */
+
+
+	/*static*/
+/* 	unsigned char message[MAX_MSG_SIZE]; */
+
+
+	/* Intermediate Buffers */
+
+
+	sint		length;
+	u8 *pframe, *prwskey;	/*  *payload,*iv */
+	struct	sta_info 	*stainfo;
+	struct	rx_pkt_attrib	 *prxattrib = &((union recv_frame *)precvframe)->u.hdr.attrib;
+	struct	security_priv *psecuritypriv = &padapter->securitypriv;
+/* 	struct	recv_priv 	*precvpriv =&padapter->recvpriv; */
+	u32 res = _SUCCESS;
+
+	pframe = (unsigned char *)((union recv_frame *)precvframe)->u.hdr.rx_data;
+	/* 4 start to encrypt each fragment */
+	if ((prxattrib->encrypt == _AES_)) {
+
+		stainfo = rtw_get_stainfo(&padapter->stapriv, &prxattrib->ta[0]);
+		if (stainfo != NULL) {
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_decrypt: stainfo!= NULL!!!\n"));
+
+			if (IS_MCAST(prxattrib->ra)) {
+				static unsigned long start = 0;
+				static u32 no_gkey_bc_cnt = 0;
+				static u32 no_gkey_mc_cnt = 0;
+
+				/* DBG_871X("rx bc/mc packets, to perform sw rtw_aes_decrypt\n"); */
+				/* prwskey = psecuritypriv->dot118021XGrpKey[psecuritypriv->dot118021XGrpKeyid].skey; */
+				if (psecuritypriv->binstallGrpkey == false) {
+					res = _FAIL;
+
+					if (start == 0)
+						start = jiffies;
+
+					if (is_broadcast_mac_addr(prxattrib->ra))
+						no_gkey_bc_cnt++;
+					else
+						no_gkey_mc_cnt++;
+
+					if (jiffies_to_msecs(jiffies - start) > 1000) {
+						if (no_gkey_bc_cnt || no_gkey_mc_cnt) {
+							DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" no_gkey_bc_cnt:%u, no_gkey_mc_cnt:%u\n",
+								FUNC_ADPT_ARG(padapter), no_gkey_bc_cnt, no_gkey_mc_cnt);
+						}
+						start = jiffies;
+						no_gkey_bc_cnt = 0;
+						no_gkey_mc_cnt = 0;
+					}
+
+					goto exit;
+				}
+
+				if (no_gkey_bc_cnt || no_gkey_mc_cnt) {
+					DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" gkey installed. no_gkey_bc_cnt:%u, no_gkey_mc_cnt:%u\n",
+						FUNC_ADPT_ARG(padapter), no_gkey_bc_cnt, no_gkey_mc_cnt);
+				}
+				start = 0;
+				no_gkey_bc_cnt = 0;
+				no_gkey_mc_cnt = 0;
+
+				prwskey = psecuritypriv->dot118021XGrpKey[prxattrib->key_index].skey;
+				if (psecuritypriv->dot118021XGrpKeyid != prxattrib->key_index) {
+					DBG_871X("not match packet_index =%d, install_index =%d\n"
+					, prxattrib->key_index, psecuritypriv->dot118021XGrpKeyid);
+					res = _FAIL;
+					goto exit;
+				}
+			} else
+				prwskey = &stainfo->dot118021x_UncstKey.skey[0];
+
+
+			length = ((union recv_frame *)precvframe)->u.hdr.len-prxattrib->hdrlen-prxattrib->iv_len;
+
+			res = aes_decipher(prwskey, prxattrib->hdrlen, pframe, length);
+
+			AES_SW_DEC_CNT_INC(psecuritypriv, prxattrib->ra);
+		} else {
+			RT_TRACE(_module_rtl871x_security_c_, _drv_err_, ("rtw_aes_decrypt: stainfo == NULL!!!\n"));
+			res = _FAIL;
+		}
+	}
+exit:
+	return res;
+}
+
+u32 rtw_BIP_verify(struct adapter *padapter, u8 *precvframe)
+{
+	struct rx_pkt_attrib *pattrib = &((union recv_frame *)precvframe)->u.hdr.attrib;
+	u8 *pframe;
+	u8 *BIP_AAD, *p;
+	u32 res = _FAIL;
+	uint len, ori_len;
+	struct ieee80211_hdr *pwlanhdr;
+	u8 mic[16];
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	__le16 le_tmp;
+	__le64 le_tmp64;
+
+	ori_len = pattrib->pkt_len-WLAN_HDR_A3_LEN+BIP_AAD_SIZE;
+	BIP_AAD = rtw_zmalloc(ori_len);
+
+	if (BIP_AAD == NULL) {
+		DBG_871X("BIP AAD allocate fail\n");
+		return _FAIL;
+	}
+	/* PKT start */
+	pframe = (unsigned char *)((union recv_frame *)precvframe)->u.hdr.rx_data;
+	/* mapping to wlan header */
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+	/* save the frame body + MME */
+	memcpy(BIP_AAD+BIP_AAD_SIZE, pframe+WLAN_HDR_A3_LEN, pattrib->pkt_len-WLAN_HDR_A3_LEN);
+	/* find MME IE pointer */
+	p = rtw_get_ie(BIP_AAD+BIP_AAD_SIZE, _MME_IE_, &len, pattrib->pkt_len-WLAN_HDR_A3_LEN);
+	/* Baron */
+	if (p) {
+		u16 keyid = 0;
+		u64 temp_ipn = 0;
+		/* save packet number */
+		memcpy(&le_tmp64, p+4, 6);
+		temp_ipn = le64_to_cpu(le_tmp64);
+		/* BIP packet number should bigger than previous BIP packet */
+		if (temp_ipn <= pmlmeext->mgnt_80211w_IPN_rx) {
+			DBG_871X("replay BIP packet\n");
+			goto BIP_exit;
+		}
+		/* copy key index */
+		memcpy(&le_tmp, p+2, 2);
+		keyid = le16_to_cpu(le_tmp);
+		if (keyid != padapter->securitypriv.dot11wBIPKeyid) {
+			DBG_871X("BIP key index error!\n");
+			goto BIP_exit;
+		}
+		/* clear the MIC field of MME to zero */
+		memset(p+2+len-8, 0, 8);
+
+		/* conscruct AAD, copy frame control field */
+		memcpy(BIP_AAD, &pwlanhdr->frame_control, 2);
+		ClearRetry(BIP_AAD);
+		ClearPwrMgt(BIP_AAD);
+		ClearMData(BIP_AAD);
+		/* conscruct AAD, copy address 1 to address 3 */
+		memcpy(BIP_AAD+2, pwlanhdr->addr1, 18);
+
+		if (omac1_aes_128(padapter->securitypriv.dot11wBIPKey[padapter->securitypriv.dot11wBIPKeyid].skey
+			, BIP_AAD, ori_len, mic))
+			goto BIP_exit;
+
+		/* MIC field should be last 8 bytes of packet (packet without FCS) */
+		if (!memcmp(mic, pframe+pattrib->pkt_len-8, 8)) {
+			pmlmeext->mgnt_80211w_IPN_rx = temp_ipn;
+			res = _SUCCESS;
+		} else
+			DBG_871X("BIP MIC error!\n");
+
+	} else
+		res = RTW_RX_HANDLED;
+BIP_exit:
+
+	kfree(BIP_AAD);
+	return res;
+}
+
+/* AES tables*/
+const u32 Te0[256] = {
+	0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
+	0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
+	0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
+	0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
+	0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
+	0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
+	0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
+	0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
+	0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
+	0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
+	0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
+	0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
+	0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
+	0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
+	0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
+	0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
+	0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
+	0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
+	0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
+	0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
+	0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
+	0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
+	0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
+	0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
+	0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
+	0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
+	0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
+	0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
+	0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
+	0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
+	0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
+	0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
+	0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
+	0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
+	0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
+	0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
+	0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
+	0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
+	0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
+	0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
+	0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
+	0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
+	0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
+	0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
+	0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
+	0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
+	0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
+	0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
+	0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
+	0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
+	0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
+	0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
+	0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
+	0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
+	0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
+	0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
+	0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
+	0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
+	0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
+	0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
+	0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
+	0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
+	0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
+	0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
+};
+const u32 Td0[256] = {
+	0x51f4a750U, 0x7e416553U, 0x1a17a4c3U, 0x3a275e96U,
+	0x3bab6bcbU, 0x1f9d45f1U, 0xacfa58abU, 0x4be30393U,
+	0x2030fa55U, 0xad766df6U, 0x88cc7691U, 0xf5024c25U,
+	0x4fe5d7fcU, 0xc52acbd7U, 0x26354480U, 0xb562a38fU,
+	0xdeb15a49U, 0x25ba1b67U, 0x45ea0e98U, 0x5dfec0e1U,
+	0xc32f7502U, 0x814cf012U, 0x8d4697a3U, 0x6bd3f9c6U,
+	0x038f5fe7U, 0x15929c95U, 0xbf6d7aebU, 0x955259daU,
+	0xd4be832dU, 0x587421d3U, 0x49e06929U, 0x8ec9c844U,
+	0x75c2896aU, 0xf48e7978U, 0x99583e6bU, 0x27b971ddU,
+	0xbee14fb6U, 0xf088ad17U, 0xc920ac66U, 0x7dce3ab4U,
+	0x63df4a18U, 0xe51a3182U, 0x97513360U, 0x62537f45U,
+	0xb16477e0U, 0xbb6bae84U, 0xfe81a01cU, 0xf9082b94U,
+	0x70486858U, 0x8f45fd19U, 0x94de6c87U, 0x527bf8b7U,
+	0xab73d323U, 0x724b02e2U, 0xe31f8f57U, 0x6655ab2aU,
+	0xb2eb2807U, 0x2fb5c203U, 0x86c57b9aU, 0xd33708a5U,
+	0x302887f2U, 0x23bfa5b2U, 0x02036abaU, 0xed16825cU,
+	0x8acf1c2bU, 0xa779b492U, 0xf307f2f0U, 0x4e69e2a1U,
+	0x65daf4cdU, 0x0605bed5U, 0xd134621fU, 0xc4a6fe8aU,
+	0x342e539dU, 0xa2f355a0U, 0x058ae132U, 0xa4f6eb75U,
+	0x0b83ec39U, 0x4060efaaU, 0x5e719f06U, 0xbd6e1051U,
+	0x3e218af9U, 0x96dd063dU, 0xdd3e05aeU, 0x4de6bd46U,
+	0x91548db5U, 0x71c45d05U, 0x0406d46fU, 0x605015ffU,
+	0x1998fb24U, 0xd6bde997U, 0x894043ccU, 0x67d99e77U,
+	0xb0e842bdU, 0x07898b88U, 0xe7195b38U, 0x79c8eedbU,
+	0xa17c0a47U, 0x7c420fe9U, 0xf8841ec9U, 0x00000000U,
+	0x09808683U, 0x322bed48U, 0x1e1170acU, 0x6c5a724eU,
+	0xfd0efffbU, 0x0f853856U, 0x3daed51eU, 0x362d3927U,
+	0x0a0fd964U, 0x685ca621U, 0x9b5b54d1U, 0x24362e3aU,
+	0x0c0a67b1U, 0x9357e70fU, 0xb4ee96d2U, 0x1b9b919eU,
+	0x80c0c54fU, 0x61dc20a2U, 0x5a774b69U, 0x1c121a16U,
+	0xe293ba0aU, 0xc0a02ae5U, 0x3c22e043U, 0x121b171dU,
+	0x0e090d0bU, 0xf28bc7adU, 0x2db6a8b9U, 0x141ea9c8U,
+	0x57f11985U, 0xaf75074cU, 0xee99ddbbU, 0xa37f60fdU,
+	0xf701269fU, 0x5c72f5bcU, 0x44663bc5U, 0x5bfb7e34U,
+	0x8b432976U, 0xcb23c6dcU, 0xb6edfc68U, 0xb8e4f163U,
+	0xd731dccaU, 0x42638510U, 0x13972240U, 0x84c61120U,
+	0x854a247dU, 0xd2bb3df8U, 0xaef93211U, 0xc729a16dU,
+	0x1d9e2f4bU, 0xdcb230f3U, 0x0d8652ecU, 0x77c1e3d0U,
+	0x2bb3166cU, 0xa970b999U, 0x119448faU, 0x47e96422U,
+	0xa8fc8cc4U, 0xa0f03f1aU, 0x567d2cd8U, 0x223390efU,
+	0x87494ec7U, 0xd938d1c1U, 0x8ccaa2feU, 0x98d40b36U,
+	0xa6f581cfU, 0xa57ade28U, 0xdab78e26U, 0x3fadbfa4U,
+	0x2c3a9de4U, 0x5078920dU, 0x6a5fcc9bU, 0x547e4662U,
+	0xf68d13c2U, 0x90d8b8e8U, 0x2e39f75eU, 0x82c3aff5U,
+	0x9f5d80beU, 0x69d0937cU, 0x6fd52da9U, 0xcf2512b3U,
+	0xc8ac993bU, 0x10187da7U, 0xe89c636eU, 0xdb3bbb7bU,
+	0xcd267809U, 0x6e5918f4U, 0xec9ab701U, 0x834f9aa8U,
+	0xe6956e65U, 0xaaffe67eU, 0x21bccf08U, 0xef15e8e6U,
+	0xbae79bd9U, 0x4a6f36ceU, 0xea9f09d4U, 0x29b07cd6U,
+	0x31a4b2afU, 0x2a3f2331U, 0xc6a59430U, 0x35a266c0U,
+	0x744ebc37U, 0xfc82caa6U, 0xe090d0b0U, 0x33a7d815U,
+	0xf104984aU, 0x41ecdaf7U, 0x7fcd500eU, 0x1791f62fU,
+	0x764dd68dU, 0x43efb04dU, 0xccaa4d54U, 0xe49604dfU,
+	0x9ed1b5e3U, 0x4c6a881bU, 0xc12c1fb8U, 0x4665517fU,
+	0x9d5eea04U, 0x018c355dU, 0xfa877473U, 0xfb0b412eU,
+	0xb3671d5aU, 0x92dbd252U, 0xe9105633U, 0x6dd64713U,
+	0x9ad7618cU, 0x37a10c7aU, 0x59f8148eU, 0xeb133c89U,
+	0xcea927eeU, 0xb761c935U, 0xe11ce5edU, 0x7a47b13cU,
+	0x9cd2df59U, 0x55f2733fU, 0x1814ce79U, 0x73c737bfU,
+	0x53f7cdeaU, 0x5ffdaa5bU, 0xdf3d6f14U, 0x7844db86U,
+	0xcaaff381U, 0xb968c43eU, 0x3824342cU, 0xc2a3405fU,
+	0x161dc372U, 0xbce2250cU, 0x283c498bU, 0xff0d9541U,
+	0x39a80171U, 0x080cb3deU, 0xd8b4e49cU, 0x6456c190U,
+	0x7bcb8461U, 0xd532b670U, 0x486c5c74U, 0xd0b85742U,
+};
+const u8 Td4s[256] = {
+	0x52U, 0x09U, 0x6aU, 0xd5U, 0x30U, 0x36U, 0xa5U, 0x38U,
+	0xbfU, 0x40U, 0xa3U, 0x9eU, 0x81U, 0xf3U, 0xd7U, 0xfbU,
+	0x7cU, 0xe3U, 0x39U, 0x82U, 0x9bU, 0x2fU, 0xffU, 0x87U,
+	0x34U, 0x8eU, 0x43U, 0x44U, 0xc4U, 0xdeU, 0xe9U, 0xcbU,
+	0x54U, 0x7bU, 0x94U, 0x32U, 0xa6U, 0xc2U, 0x23U, 0x3dU,
+	0xeeU, 0x4cU, 0x95U, 0x0bU, 0x42U, 0xfaU, 0xc3U, 0x4eU,
+	0x08U, 0x2eU, 0xa1U, 0x66U, 0x28U, 0xd9U, 0x24U, 0xb2U,
+	0x76U, 0x5bU, 0xa2U, 0x49U, 0x6dU, 0x8bU, 0xd1U, 0x25U,
+	0x72U, 0xf8U, 0xf6U, 0x64U, 0x86U, 0x68U, 0x98U, 0x16U,
+	0xd4U, 0xa4U, 0x5cU, 0xccU, 0x5dU, 0x65U, 0xb6U, 0x92U,
+	0x6cU, 0x70U, 0x48U, 0x50U, 0xfdU, 0xedU, 0xb9U, 0xdaU,
+	0x5eU, 0x15U, 0x46U, 0x57U, 0xa7U, 0x8dU, 0x9dU, 0x84U,
+	0x90U, 0xd8U, 0xabU, 0x00U, 0x8cU, 0xbcU, 0xd3U, 0x0aU,
+	0xf7U, 0xe4U, 0x58U, 0x05U, 0xb8U, 0xb3U, 0x45U, 0x06U,
+	0xd0U, 0x2cU, 0x1eU, 0x8fU, 0xcaU, 0x3fU, 0x0fU, 0x02U,
+	0xc1U, 0xafU, 0xbdU, 0x03U, 0x01U, 0x13U, 0x8aU, 0x6bU,
+	0x3aU, 0x91U, 0x11U, 0x41U, 0x4fU, 0x67U, 0xdcU, 0xeaU,
+	0x97U, 0xf2U, 0xcfU, 0xceU, 0xf0U, 0xb4U, 0xe6U, 0x73U,
+	0x96U, 0xacU, 0x74U, 0x22U, 0xe7U, 0xadU, 0x35U, 0x85U,
+	0xe2U, 0xf9U, 0x37U, 0xe8U, 0x1cU, 0x75U, 0xdfU, 0x6eU,
+	0x47U, 0xf1U, 0x1aU, 0x71U, 0x1dU, 0x29U, 0xc5U, 0x89U,
+	0x6fU, 0xb7U, 0x62U, 0x0eU, 0xaaU, 0x18U, 0xbeU, 0x1bU,
+	0xfcU, 0x56U, 0x3eU, 0x4bU, 0xc6U, 0xd2U, 0x79U, 0x20U,
+	0x9aU, 0xdbU, 0xc0U, 0xfeU, 0x78U, 0xcdU, 0x5aU, 0xf4U,
+	0x1fU, 0xddU, 0xa8U, 0x33U, 0x88U, 0x07U, 0xc7U, 0x31U,
+	0xb1U, 0x12U, 0x10U, 0x59U, 0x27U, 0x80U, 0xecU, 0x5fU,
+	0x60U, 0x51U, 0x7fU, 0xa9U, 0x19U, 0xb5U, 0x4aU, 0x0dU,
+	0x2dU, 0xe5U, 0x7aU, 0x9fU, 0x93U, 0xc9U, 0x9cU, 0xefU,
+	0xa0U, 0xe0U, 0x3bU, 0x4dU, 0xaeU, 0x2aU, 0xf5U, 0xb0U,
+	0xc8U, 0xebU, 0xbbU, 0x3cU, 0x83U, 0x53U, 0x99U, 0x61U,
+	0x17U, 0x2bU, 0x04U, 0x7eU, 0xbaU, 0x77U, 0xd6U, 0x26U,
+	0xe1U, 0x69U, 0x14U, 0x63U, 0x55U, 0x21U, 0x0cU, 0x7dU,
+};
+const u8 rcons[] = {
+	0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1B, 0x36
+	/* for 128-bit blocks, Rijndael never uses more than 10 rcon values */
+};
+
+/**
+ * Expand the cipher key into the encryption key schedule.
+ *
+ * @return	the number of rounds for the given cipher key size.
+ */
+static void rijndaelKeySetupEnc(u32 rk[/*44*/], const u8 cipherKey[])
+{
+	int i;
+	u32 temp;
+
+	rk[0] = GETU32(cipherKey);
+	rk[1] = GETU32(cipherKey +  4);
+	rk[2] = GETU32(cipherKey +  8);
+	rk[3] = GETU32(cipherKey + 12);
+	for (i = 0; i < 10; i++) {
+		temp  = rk[3];
+		rk[4] = rk[0] ^
+			TE421(temp) ^ TE432(temp) ^ TE443(temp) ^ TE414(temp) ^
+			RCON(i);
+		rk[5] = rk[1] ^ rk[4];
+		rk[6] = rk[2] ^ rk[5];
+		rk[7] = rk[3] ^ rk[6];
+		rk += 4;
+	}
+}
+
+static void rijndaelEncrypt(u32 rk[/*44*/], u8 pt[16], u8 ct[16])
+{
+	u32 s0, s1, s2, s3, t0, t1, t2, t3;
+	int Nr = 10;
+	int r;
+
+	/*
+	 * map byte array block to cipher state
+	 * and add initial round key:
+	 */
+	s0 = GETU32(pt) ^ rk[0];
+	s1 = GETU32(pt +  4) ^ rk[1];
+	s2 = GETU32(pt +  8) ^ rk[2];
+	s3 = GETU32(pt + 12) ^ rk[3];
+
+#define ROUND(i, d, s) \
+d##0 = TE0(s##0) ^ TE1(s##1) ^ TE2(s##2) ^ TE3(s##3) ^ rk[4 * i]; \
+d##1 = TE0(s##1) ^ TE1(s##2) ^ TE2(s##3) ^ TE3(s##0) ^ rk[4 * i + 1]; \
+d##2 = TE0(s##2) ^ TE1(s##3) ^ TE2(s##0) ^ TE3(s##1) ^ rk[4 * i + 2]; \
+d##3 = TE0(s##3) ^ TE1(s##0) ^ TE2(s##1) ^ TE3(s##2) ^ rk[4 * i + 3]
+
+	/* Nr - 1 full rounds: */
+	r = Nr >> 1;
+	for (;;) {
+		ROUND(1, t, s);
+		rk += 8;
+		if (--r == 0)
+			break;
+		ROUND(0, s, t);
+	}
+
+#undef ROUND
+
+	/*
+	 * apply last round and
+	 * map cipher state to byte array block:
+	 */
+	s0 = TE41(t0) ^ TE42(t1) ^ TE43(t2) ^ TE44(t3) ^ rk[0];
+	PUTU32(ct, s0);
+	s1 = TE41(t1) ^ TE42(t2) ^ TE43(t3) ^ TE44(t0) ^ rk[1];
+	PUTU32(ct +  4, s1);
+	s2 = TE41(t2) ^ TE42(t3) ^ TE43(t0) ^ TE44(t1) ^ rk[2];
+	PUTU32(ct +  8, s2);
+	s3 = TE41(t3) ^ TE42(t0) ^ TE43(t1) ^ TE44(t2) ^ rk[3];
+	PUTU32(ct + 12, s3);
+}
+
+static void *aes_encrypt_init(u8 *key, size_t len)
+{
+	u32 *rk;
+	if (len != 16)
+		return NULL;
+	rk = (u32 *)rtw_malloc(AES_PRIV_SIZE);
+	if (rk == NULL)
+		return NULL;
+	rijndaelKeySetupEnc(rk, key);
+	return rk;
+}
+
+static void aes_128_encrypt(void *ctx, u8 *plain, u8 *crypt)
+{
+	rijndaelEncrypt(ctx, plain, crypt);
+}
+
+
+static void gf_mulx(u8 *pad)
+{
+	int i, carry;
+
+	carry = pad[0] & 0x80;
+	for (i = 0; i < AES_BLOCK_SIZE - 1; i++)
+		pad[i] = (pad[i] << 1) | (pad[i + 1] >> 7);
+
+	pad[AES_BLOCK_SIZE - 1] <<= 1;
+	if (carry)
+		pad[AES_BLOCK_SIZE - 1] ^= 0x87;
+}
+
+static void aes_encrypt_deinit(void *ctx)
+{
+	memset(ctx, 0, AES_PRIV_SIZE);
+	kfree(ctx);
+}
+
+
+/**
+ * omac1_aes_128_vector - One-Key CBC MAC (OMAC1) hash with AES-128
+ * @key: 128-bit key for the hash operation
+ * @num_elem: Number of elements in the data vector
+ * @addr: Pointers to the data areas
+ * @len: Lengths of the data blocks
+ * @mac: Buffer for MAC (128 bits, i.e., 16 bytes)
+ * Returns: 0 on success, -1 on failure
+ *
+ * This is a mode for using block cipher (AES in this case) for authentication.
+ * OMAC1 was standardized with the name CMAC by NIST in a Special Publication
+ * (SP) 800-38B.
+ */
+static int omac1_aes_128_vector(u8 *key, size_t num_elem,
+							 u8 *addr[], size_t *len, u8 *mac)
+{
+	void *ctx;
+	u8 cbc[AES_BLOCK_SIZE], pad[AES_BLOCK_SIZE];
+	u8 *pos, *end;
+	size_t i, e, left, total_len;
+
+	ctx = aes_encrypt_init(key, 16);
+	if (ctx == NULL)
+		return -1;
+	memset(cbc, 0, AES_BLOCK_SIZE);
+
+	total_len = 0;
+	for (e = 0; e < num_elem; e++)
+		total_len += len[e];
+	left = total_len;
+
+	e = 0;
+	pos = addr[0];
+	end = pos + len[0];
+
+	while (left >= AES_BLOCK_SIZE) {
+		for (i = 0; i < AES_BLOCK_SIZE; i++) {
+			cbc[i] ^= *pos++;
+			if (pos >= end) {
+				e++;
+				pos = addr[e];
+				end = pos + len[e];
+			}
+		}
+		if (left > AES_BLOCK_SIZE)
+			aes_128_encrypt(ctx, cbc, cbc);
+		left -= AES_BLOCK_SIZE;
+	}
+
+	memset(pad, 0, AES_BLOCK_SIZE);
+	aes_128_encrypt(ctx, pad, pad);
+	gf_mulx(pad);
+
+	if (left || total_len == 0) {
+		for (i = 0; i < left; i++) {
+			cbc[i] ^= *pos++;
+			if (pos >= end) {
+				e++;
+				pos = addr[e];
+				end = pos + len[e];
+			}
+		}
+		cbc[left] ^= 0x80;
+		gf_mulx(pad);
+	}
+
+	for (i = 0; i < AES_BLOCK_SIZE; i++)
+		pad[i] ^= cbc[i];
+	aes_128_encrypt(ctx, pad, mac);
+	aes_encrypt_deinit(ctx);
+	return 0;
+}
+
+
+/**
+ * omac1_aes_128 - One-Key CBC MAC (OMAC1) hash with AES-128 (aka AES-CMAC)
+ * @key: 128-bit key for the hash operation
+ * @data: Data buffer for which a MAC is determined
+ * @data_len: Length of data buffer in bytes
+ * @mac: Buffer for MAC (128 bits, i.e., 16 bytes)
+ * Returns: 0 on success, -1 on failure
+ *
+ * This is a mode for using block cipher (AES in this case) for authentication.
+ * OMAC1 was standardized with the name CMAC by NIST in a Special Publication
+ * (SP) 800-38B.
+ * modify for CONFIG_IEEE80211W */
+int omac1_aes_128(u8 *key, u8 *data, size_t data_len, u8 *mac)
+{
+	return omac1_aes_128_vector(key, 1, &data, &data_len, mac);
+}
+
+/* Restore HW wep key setting according to key_mask */
+void rtw_sec_restore_wep_key(struct adapter *adapter)
+{
+	struct security_priv *securitypriv = &(adapter->securitypriv);
+	sint keyid;
+
+	if ((_WEP40_ == securitypriv->dot11PrivacyAlgrthm) || (_WEP104_ == securitypriv->dot11PrivacyAlgrthm)) {
+		for (keyid = 0; keyid < 4; keyid++) {
+			if (securitypriv->key_mask & BIT(keyid)) {
+				if (keyid == securitypriv->dot11PrivacyKeyIndex)
+					rtw_set_key(adapter, securitypriv, keyid, 1, false);
+				else
+					rtw_set_key(adapter, securitypriv, keyid, 0, false);
+			}
+		}
+	}
+}
+
+u8 rtw_handle_tkip_countermeasure(struct adapter *adapter, const char *caller)
+{
+	struct security_priv *securitypriv = &(adapter->securitypriv);
+	u8 status = _SUCCESS;
+
+	if (securitypriv->btkip_countermeasure == true) {
+		unsigned long passing_ms = jiffies_to_msecs(jiffies - securitypriv->btkip_countermeasure_time);
+		if (passing_ms > 60*1000) {
+			DBG_871X_LEVEL(_drv_always_, "%s("ADPT_FMT") countermeasure time:%lus > 60s\n",
+				caller, ADPT_ARG(adapter), passing_ms/1000);
+			securitypriv->btkip_countermeasure = false;
+			securitypriv->btkip_countermeasure_time = 0;
+		} else {
+			DBG_871X_LEVEL(_drv_always_, "%s("ADPT_FMT") countermeasure time:%lus < 60s\n",
+				caller, ADPT_ARG(adapter), passing_ms/1000);
+			status = _FAIL;
+		}
+	}
+
+	return status;
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c
new file mode 100644
index 000000000000..d7eee6dd7e3b
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c
@@ -0,0 +1,641 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_STA_MGT_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+
+void _rtw_init_stainfo(struct sta_info *psta);
+void _rtw_init_stainfo(struct sta_info *psta)
+{
+	memset((u8 *)psta, 0, sizeof(struct sta_info));
+
+	 spin_lock_init(&psta->lock);
+	INIT_LIST_HEAD(&psta->list);
+	INIT_LIST_HEAD(&psta->hash_list);
+	/* INIT_LIST_HEAD(&psta->asoc_list); */
+	/* INIT_LIST_HEAD(&psta->sleep_list); */
+	/* INIT_LIST_HEAD(&psta->wakeup_list); */
+
+	_rtw_init_queue(&psta->sleep_q);
+	psta->sleepq_len = 0;
+
+	_rtw_init_sta_xmit_priv(&psta->sta_xmitpriv);
+	_rtw_init_sta_recv_priv(&psta->sta_recvpriv);
+
+	INIT_LIST_HEAD(&psta->asoc_list);
+
+	INIT_LIST_HEAD(&psta->auth_list);
+
+	psta->expire_to = 0;
+
+	psta->flags = 0;
+
+	psta->capability = 0;
+
+	psta->bpairwise_key_installed = false;
+
+	psta->nonerp_set = 0;
+	psta->no_short_slot_time_set = 0;
+	psta->no_short_preamble_set = 0;
+	psta->no_ht_gf_set = 0;
+	psta->no_ht_set = 0;
+	psta->ht_20mhz_set = 0;
+
+	psta->under_exist_checking = 0;
+
+	psta->keep_alive_trycnt = 0;
+}
+
+u32 _rtw_init_sta_priv(struct	sta_priv *pstapriv)
+{
+	struct sta_info *psta;
+	s32 i;
+
+	pstapriv->pallocated_stainfo_buf = vzalloc(sizeof(struct sta_info) * NUM_STA+4);
+
+	if (!pstapriv->pallocated_stainfo_buf)
+		return _FAIL;
+
+	pstapriv->pstainfo_buf = pstapriv->pallocated_stainfo_buf + 4 -
+		((SIZE_PTR)(pstapriv->pallocated_stainfo_buf) & 3);
+
+	_rtw_init_queue(&pstapriv->free_sta_queue);
+
+	spin_lock_init(&pstapriv->sta_hash_lock);
+
+	/* _rtw_init_queue(&pstapriv->asoc_q); */
+	pstapriv->asoc_sta_count = 0;
+	_rtw_init_queue(&pstapriv->sleep_q);
+	_rtw_init_queue(&pstapriv->wakeup_q);
+
+	psta = (struct sta_info *)(pstapriv->pstainfo_buf);
+
+
+	for (i = 0; i < NUM_STA; i++) {
+		_rtw_init_stainfo(psta);
+
+		INIT_LIST_HEAD(&(pstapriv->sta_hash[i]));
+
+		list_add_tail(&psta->list, get_list_head(&pstapriv->free_sta_queue));
+
+		psta++;
+	}
+
+	pstapriv->sta_dz_bitmap = 0;
+	pstapriv->tim_bitmap = 0;
+
+	INIT_LIST_HEAD(&pstapriv->asoc_list);
+	INIT_LIST_HEAD(&pstapriv->auth_list);
+	spin_lock_init(&pstapriv->asoc_list_lock);
+	spin_lock_init(&pstapriv->auth_list_lock);
+	pstapriv->asoc_list_cnt = 0;
+	pstapriv->auth_list_cnt = 0;
+
+	pstapriv->auth_to = 3; /*  3*2 = 6 sec */
+	pstapriv->assoc_to = 3;
+	pstapriv->expire_to = 3; /*  3*2 = 6 sec */
+	pstapriv->max_num_sta = NUM_STA;
+	return _SUCCESS;
+}
+
+inline int rtw_stainfo_offset(struct sta_priv *stapriv, struct sta_info *sta)
+{
+	int offset = (((u8 *)sta) - stapriv->pstainfo_buf)/sizeof(struct sta_info);
+
+	if (!stainfo_offset_valid(offset))
+		DBG_871X("%s invalid offset(%d), out of range!!!", __func__, offset);
+
+	return offset;
+}
+
+inline struct sta_info *rtw_get_stainfo_by_offset(struct sta_priv *stapriv, int offset)
+{
+	if (!stainfo_offset_valid(offset))
+		DBG_871X("%s invalid offset(%d), out of range!!!", __func__, offset);
+
+	return (struct sta_info *)(stapriv->pstainfo_buf + offset * sizeof(struct sta_info));
+}
+
+/*  this function is used to free the memory of lock || sema for all stainfos */
+void kfree_all_stainfo(struct sta_priv *pstapriv);
+void kfree_all_stainfo(struct sta_priv *pstapriv)
+{
+	struct list_head	*plist, *phead;
+	struct sta_info *psta = NULL;
+
+	spin_lock_bh(&pstapriv->sta_hash_lock);
+
+	phead = get_list_head(&pstapriv->free_sta_queue);
+	plist = get_next(phead);
+
+	while (phead != plist) {
+		psta = LIST_CONTAINOR(plist, struct sta_info, list);
+		plist = get_next(plist);
+	}
+
+	spin_unlock_bh(&pstapriv->sta_hash_lock);
+}
+
+void kfree_sta_priv_lock(struct	sta_priv *pstapriv);
+void kfree_sta_priv_lock(struct	sta_priv *pstapriv)
+{
+	 kfree_all_stainfo(pstapriv); /* be done before free sta_hash_lock */
+}
+
+u32 _rtw_free_sta_priv(struct	sta_priv *pstapriv)
+{
+	struct list_head	*phead, *plist;
+	struct sta_info *psta = NULL;
+	struct recv_reorder_ctrl *preorder_ctrl;
+	int	index;
+
+	if (pstapriv) {
+
+		/*delete all reordering_ctrl_timer		*/
+		spin_lock_bh(&pstapriv->sta_hash_lock);
+		for (index = 0; index < NUM_STA; index++) {
+			phead = &(pstapriv->sta_hash[index]);
+			plist = get_next(phead);
+
+			while (phead != plist) {
+				int i;
+				psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
+				plist = get_next(plist);
+
+				for (i = 0; i < 16 ; i++) {
+					preorder_ctrl = &psta->recvreorder_ctrl[i];
+					del_timer_sync(&preorder_ctrl->reordering_ctrl_timer);
+				}
+			}
+		}
+		spin_unlock_bh(&pstapriv->sta_hash_lock);
+		/*===============================*/
+
+		kfree_sta_priv_lock(pstapriv);
+
+		if (pstapriv->pallocated_stainfo_buf)
+			vfree(pstapriv->pallocated_stainfo_buf);
+
+	}
+	return _SUCCESS;
+}
+
+/* struct	sta_info *rtw_alloc_stainfo(_queue *pfree_sta_queue, unsigned char *hwaddr) */
+struct	sta_info *rtw_alloc_stainfo(struct	sta_priv *pstapriv, u8 *hwaddr)
+{
+	uint tmp_aid;
+	s32	index;
+	struct list_head	*phash_list;
+	struct sta_info *psta;
+	struct __queue *pfree_sta_queue;
+	struct recv_reorder_ctrl *preorder_ctrl;
+	int i = 0;
+	u16  wRxSeqInitialValue = 0xffff;
+
+	pfree_sta_queue = &pstapriv->free_sta_queue;
+
+	/* spin_lock_bh(&(pfree_sta_queue->lock)); */
+	spin_lock_bh(&(pstapriv->sta_hash_lock));
+	if (list_empty(&pfree_sta_queue->queue)) {
+		/* spin_unlock_bh(&(pfree_sta_queue->lock)); */
+		spin_unlock_bh(&(pstapriv->sta_hash_lock));
+		psta = NULL;
+		return psta;
+	} else{
+		psta = LIST_CONTAINOR(get_next(&pfree_sta_queue->queue), struct sta_info, list);
+
+		list_del_init(&(psta->list));
+
+		/* spin_unlock_bh(&(pfree_sta_queue->lock)); */
+
+		tmp_aid = psta->aid;
+
+		_rtw_init_stainfo(psta);
+
+		psta->padapter = pstapriv->padapter;
+
+		memcpy(psta->hwaddr, hwaddr, ETH_ALEN);
+
+		index = wifi_mac_hash(hwaddr);
+
+		RT_TRACE(_module_rtl871x_sta_mgt_c_, _drv_info_, ("rtw_alloc_stainfo: index  = %x", index));
+
+		if (index >= NUM_STA) {
+			RT_TRACE(_module_rtl871x_sta_mgt_c_, _drv_err_, ("ERROR => rtw_alloc_stainfo: index >= NUM_STA"));
+			spin_unlock_bh(&(pstapriv->sta_hash_lock));
+			psta = NULL;
+			goto exit;
+		}
+		phash_list = &(pstapriv->sta_hash[index]);
+
+		/* spin_lock_bh(&(pstapriv->sta_hash_lock)); */
+
+		list_add_tail(&psta->hash_list, phash_list);
+
+		pstapriv->asoc_sta_count++;
+
+		/* spin_unlock_bh(&(pstapriv->sta_hash_lock)); */
+
+/*  Commented by Albert 2009/08/13 */
+/*  For the SMC router, the sequence number of first packet of WPS handshake will be 0. */
+/*  In this case, this packet will be dropped by recv_decache function if we use the 0x00 as the default value for tid_rxseq variable. */
+/*  So, we initialize the tid_rxseq variable as the 0xffff. */
+
+		for (i = 0; i < 16; i++) {
+			memcpy(&psta->sta_recvpriv.rxcache.tid_rxseq[i], &wRxSeqInitialValue, 2);
+		}
+
+		RT_TRACE(
+			_module_rtl871x_sta_mgt_c_,
+			_drv_info_, (
+				"alloc number_%d stainfo  with hwaddr = %x %x %x %x %x %x \n",
+				pstapriv->asoc_sta_count,
+				hwaddr[0],
+				hwaddr[1],
+				hwaddr[2],
+				hwaddr[3],
+				hwaddr[4],
+				hwaddr[5]
+			)
+		);
+
+		init_addba_retry_timer(pstapriv->padapter, psta);
+
+		/* for A-MPDU Rx reordering buffer control */
+		for (i = 0; i < 16 ; i++) {
+			preorder_ctrl = &psta->recvreorder_ctrl[i];
+
+			preorder_ctrl->padapter = pstapriv->padapter;
+
+			preorder_ctrl->enable = false;
+
+			preorder_ctrl->indicate_seq = 0xffff;
+			#ifdef DBG_RX_SEQ
+			DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d\n", __func__, __LINE__,
+				preorder_ctrl->indicate_seq);
+			#endif
+			preorder_ctrl->wend_b = 0xffff;
+			/* preorder_ctrl->wsize_b = (NR_RECVBUFF-2); */
+			preorder_ctrl->wsize_b = 64;/* 64; */
+
+			_rtw_init_queue(&preorder_ctrl->pending_recvframe_queue);
+
+			rtw_init_recv_timer(preorder_ctrl);
+		}
+
+
+		/* init for DM */
+		psta->rssi_stat.UndecoratedSmoothedPWDB = (-1);
+		psta->rssi_stat.UndecoratedSmoothedCCK = (-1);
+
+		/* init for the sequence number of received management frame */
+		psta->RxMgmtFrameSeqNum = 0xffff;
+		spin_unlock_bh(&(pstapriv->sta_hash_lock));
+		/* alloc mac id for non-bc/mc station, */
+		rtw_alloc_macid(pstapriv->padapter, psta);
+
+	}
+
+exit:
+
+
+	return psta;
+}
+
+/*  using pstapriv->sta_hash_lock to protect */
+u32 rtw_free_stainfo(struct adapter *padapter, struct sta_info *psta)
+{
+	int i;
+	struct __queue *pfree_sta_queue;
+	struct recv_reorder_ctrl *preorder_ctrl;
+	struct	sta_xmit_priv *pstaxmitpriv;
+	struct	xmit_priv *pxmitpriv = &padapter->xmitpriv;
+	struct	sta_priv *pstapriv = &padapter->stapriv;
+	struct hw_xmit *phwxmit;
+
+	if (psta == NULL)
+		goto exit;
+
+
+	spin_lock_bh(&psta->lock);
+	psta->state &= ~_FW_LINKED;
+	spin_unlock_bh(&psta->lock);
+
+	pfree_sta_queue = &pstapriv->free_sta_queue;
+
+
+	pstaxmitpriv = &psta->sta_xmitpriv;
+
+	/* list_del_init(&psta->sleep_list); */
+
+	/* list_del_init(&psta->wakeup_list); */
+
+	spin_lock_bh(&pxmitpriv->lock);
+
+	rtw_free_xmitframe_queue(pxmitpriv, &psta->sleep_q);
+	psta->sleepq_len = 0;
+
+	/* vo */
+	/* spin_lock_bh(&(pxmitpriv->vo_pending.lock)); */
+	rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->vo_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->vo_q.tx_pending));
+	phwxmit = pxmitpriv->hwxmits;
+	phwxmit->accnt -= pstaxmitpriv->vo_q.qcnt;
+	pstaxmitpriv->vo_q.qcnt = 0;
+	/* spin_unlock_bh(&(pxmitpriv->vo_pending.lock)); */
+
+	/* vi */
+	/* spin_lock_bh(&(pxmitpriv->vi_pending.lock)); */
+	rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->vi_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->vi_q.tx_pending));
+	phwxmit = pxmitpriv->hwxmits+1;
+	phwxmit->accnt -= pstaxmitpriv->vi_q.qcnt;
+	pstaxmitpriv->vi_q.qcnt = 0;
+	/* spin_unlock_bh(&(pxmitpriv->vi_pending.lock)); */
+
+	/* be */
+	/* spin_lock_bh(&(pxmitpriv->be_pending.lock)); */
+	rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->be_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->be_q.tx_pending));
+	phwxmit = pxmitpriv->hwxmits+2;
+	phwxmit->accnt -= pstaxmitpriv->be_q.qcnt;
+	pstaxmitpriv->be_q.qcnt = 0;
+	/* spin_unlock_bh(&(pxmitpriv->be_pending.lock)); */
+
+	/* bk */
+	/* spin_lock_bh(&(pxmitpriv->bk_pending.lock)); */
+	rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->bk_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->bk_q.tx_pending));
+	phwxmit = pxmitpriv->hwxmits+3;
+	phwxmit->accnt -= pstaxmitpriv->bk_q.qcnt;
+	pstaxmitpriv->bk_q.qcnt = 0;
+	/* spin_unlock_bh(&(pxmitpriv->bk_pending.lock)); */
+
+	spin_unlock_bh(&pxmitpriv->lock);
+
+	list_del_init(&psta->hash_list);
+	RT_TRACE(
+		_module_rtl871x_sta_mgt_c_,
+		_drv_err_, (
+			"\n free number_%d stainfo  with hwaddr = 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x \n",
+			pstapriv->asoc_sta_count,
+			psta->hwaddr[0],
+			psta->hwaddr[1],
+			psta->hwaddr[2],
+			psta->hwaddr[3],
+			psta->hwaddr[4],
+			psta->hwaddr[5]
+		)
+	);
+	pstapriv->asoc_sta_count--;
+
+
+	/*  re-init sta_info; 20061114 will be init in alloc_stainfo */
+	/* _rtw_init_sta_xmit_priv(&psta->sta_xmitpriv); */
+	/* _rtw_init_sta_recv_priv(&psta->sta_recvpriv); */
+
+	del_timer_sync(&psta->addba_retry_timer);
+
+	/* for A-MPDU Rx reordering buffer control, cancel reordering_ctrl_timer */
+	for (i = 0; i < 16 ; i++) {
+		struct list_head	*phead, *plist;
+		union recv_frame *prframe;
+		struct __queue *ppending_recvframe_queue;
+		struct __queue *pfree_recv_queue = &padapter->recvpriv.free_recv_queue;
+
+		preorder_ctrl = &psta->recvreorder_ctrl[i];
+
+		del_timer_sync(&preorder_ctrl->reordering_ctrl_timer);
+
+
+		ppending_recvframe_queue = &preorder_ctrl->pending_recvframe_queue;
+
+		spin_lock_bh(&ppending_recvframe_queue->lock);
+
+		phead =		get_list_head(ppending_recvframe_queue);
+		plist = get_next(phead);
+
+		while (!list_empty(phead)) {
+			prframe = LIST_CONTAINOR(plist, union recv_frame, u);
+
+			plist = get_next(plist);
+
+			list_del_init(&(prframe->u.hdr.list));
+
+			rtw_free_recvframe(prframe, pfree_recv_queue);
+		}
+
+		spin_unlock_bh(&ppending_recvframe_queue->lock);
+
+	}
+
+	if (!(psta->state & WIFI_AP_STATE))
+		rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, false);
+
+
+	/* release mac id for non-bc/mc station, */
+	rtw_release_macid(pstapriv->padapter, psta);
+
+/*
+	spin_lock_bh(&pstapriv->asoc_list_lock);
+	list_del_init(&psta->asoc_list);
+	spin_unlock_bh(&pstapriv->asoc_list_lock);
+*/
+	spin_lock_bh(&pstapriv->auth_list_lock);
+	if (!list_empty(&psta->auth_list)) {
+		list_del_init(&psta->auth_list);
+		pstapriv->auth_list_cnt--;
+	}
+	spin_unlock_bh(&pstapriv->auth_list_lock);
+
+	psta->expire_to = 0;
+	psta->sleepq_ac_len = 0;
+	psta->qos_info = 0;
+
+	psta->max_sp_len = 0;
+	psta->uapsd_bk = 0;
+	psta->uapsd_be = 0;
+	psta->uapsd_vi = 0;
+	psta->uapsd_vo = 0;
+
+	psta->has_legacy_ac = 0;
+
+	pstapriv->sta_dz_bitmap &= ~BIT(psta->aid);
+	pstapriv->tim_bitmap &= ~BIT(psta->aid);
+
+	if ((psta->aid > 0) && (pstapriv->sta_aid[psta->aid - 1] == psta)) {
+		pstapriv->sta_aid[psta->aid - 1] = NULL;
+		psta->aid = 0;
+	}
+
+	psta->under_exist_checking = 0;
+
+	/* spin_lock_bh(&(pfree_sta_queue->lock)); */
+	list_add_tail(&psta->list, get_list_head(pfree_sta_queue));
+	/* spin_unlock_bh(&(pfree_sta_queue->lock)); */
+
+exit:
+	return _SUCCESS;
+}
+
+/*  free all stainfo which in sta_hash[all] */
+void rtw_free_all_stainfo(struct adapter *padapter)
+{
+	struct list_head	*plist, *phead;
+	s32	index;
+	struct sta_info *psta = NULL;
+	struct	sta_priv *pstapriv = &padapter->stapriv;
+	struct sta_info *pbcmc_stainfo = rtw_get_bcmc_stainfo(padapter);
+
+	if (pstapriv->asoc_sta_count == 1)
+		return;
+
+	spin_lock_bh(&pstapriv->sta_hash_lock);
+
+	for (index = 0; index < NUM_STA; index++) {
+		phead = &(pstapriv->sta_hash[index]);
+		plist = get_next(phead);
+
+		while (phead != plist) {
+			psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
+
+			plist = get_next(plist);
+
+			if (pbcmc_stainfo != psta)
+				rtw_free_stainfo(padapter, psta);
+
+		}
+	}
+
+	spin_unlock_bh(&pstapriv->sta_hash_lock);
+}
+
+/* any station allocated can be searched by hash list */
+struct sta_info *rtw_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr)
+{
+	struct list_head	*plist, *phead;
+	struct sta_info *psta = NULL;
+	u32 index;
+	u8 *addr;
+	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+
+	if (hwaddr == NULL)
+		return NULL;
+
+	if (IS_MCAST(hwaddr))
+		addr = bc_addr;
+	else
+		addr = hwaddr;
+
+	index = wifi_mac_hash(addr);
+
+	spin_lock_bh(&pstapriv->sta_hash_lock);
+
+	phead = &(pstapriv->sta_hash[index]);
+	plist = get_next(phead);
+
+
+	while (phead != plist) {
+
+		psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
+
+		if ((!memcmp(psta->hwaddr, addr, ETH_ALEN)))
+		 /*  if found the matched address */
+			break;
+
+		psta = NULL;
+		plist = get_next(plist);
+	}
+
+	spin_unlock_bh(&pstapriv->sta_hash_lock);
+	return psta;
+}
+
+u32 rtw_init_bcmc_stainfo(struct adapter *padapter)
+{
+
+	struct sta_info *psta;
+	struct tx_servq	*ptxservq;
+	u32 res = _SUCCESS;
+	NDIS_802_11_MAC_ADDRESS	bcast_addr = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+
+	struct	sta_priv *pstapriv = &padapter->stapriv;
+	/* struct __queue	*pstapending = &padapter->xmitpriv.bm_pending; */
+
+	psta = rtw_alloc_stainfo(pstapriv, bcast_addr);
+
+	if (psta == NULL) {
+		res = _FAIL;
+		RT_TRACE(_module_rtl871x_sta_mgt_c_, _drv_err_, ("rtw_alloc_stainfo fail"));
+		goto exit;
+	}
+
+	/*  default broadcast & multicast use macid 1 */
+	psta->mac_id = 1;
+
+	ptxservq = &(psta->sta_xmitpriv.be_q);
+exit:
+	return _SUCCESS;
+}
+
+
+struct sta_info *rtw_get_bcmc_stainfo(struct adapter *padapter)
+{
+	struct sta_info *psta;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+
+	psta = rtw_get_stainfo(pstapriv, bc_addr);
+	return psta;
+}
+
+u8 rtw_access_ctrl(struct adapter *padapter, u8 *mac_addr)
+{
+	u8 res = true;
+	struct list_head	*plist, *phead;
+	struct rtw_wlan_acl_node *paclnode;
+	u8 match = false;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
+	struct __queue	*pacl_node_q = &pacl_list->acl_node_q;
+
+	spin_lock_bh(&(pacl_node_q->lock));
+	phead = get_list_head(pacl_node_q);
+	plist = get_next(phead);
+	while (phead != plist) {
+		paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
+		plist = get_next(plist);
+
+		if (!memcmp(paclnode->addr, mac_addr, ETH_ALEN))
+			if (paclnode->valid == true) {
+				match = true;
+				break;
+			}
+
+	}
+	spin_unlock_bh(&(pacl_node_q->lock));
+
+
+	if (pacl_list->mode == 1) /* accept unless in deny list */
+		res = (match == true) ?  false:true;
+
+	else if (pacl_list->mode == 2)/* deny unless in accept list */
+		res = (match == true) ?  true:false;
+	else
+		 res = true;
+
+	return res;
+}
diff --git a/drivers/staging/rtl8723bs/core/rtw_wlan_util.c b/drivers/staging/rtl8723bs/core/rtw_wlan_util.c
new file mode 100644
index 000000000000..c966241df2ea
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_wlan_util.c
@@ -0,0 +1,2328 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_WLAN_UTIL_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <hal_com_h2c.h>
+
+#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
+#include <linux/inetdevice.h>
+#endif
+
+static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
+static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
+
+static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
+static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
+static unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5};
+
+static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
+static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
+static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
+static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
+static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
+static unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02};
+static unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02};
+
+extern unsigned char RTW_WPA_OUI[];
+extern unsigned char WPA_TKIP_CIPHER[4];
+
+#define R2T_PHY_DELAY	(0)
+
+/* define WAIT_FOR_BCN_TO_MIN	(3000) */
+#define WAIT_FOR_BCN_TO_MIN	(6000)
+#define WAIT_FOR_BCN_TO_MAX	(20000)
+
+#define DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS 1000
+#define DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD 3
+
+static u8 rtw_basic_rate_cck[4] = {
+	IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
+	IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK
+};
+
+static u8 rtw_basic_rate_ofdm[3] = {
+	IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
+	IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
+};
+
+int cckrates_included(unsigned char *rate, int ratelen)
+{
+	int	i;
+
+	for (i = 0; i < ratelen; i++) {
+		if  ((((rate[i]) & 0x7f) == 2)	|| (((rate[i]) & 0x7f) == 4) ||
+			   (((rate[i]) & 0x7f) == 11)  || (((rate[i]) & 0x7f) == 22))
+		return true;
+	}
+
+	return false;
+
+}
+
+int cckratesonly_included(unsigned char *rate, int ratelen)
+{
+	int	i;
+
+	for (i = 0; i < ratelen; i++) {
+		if  ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
+			   (((rate[i]) & 0x7f) != 11)  && (((rate[i]) & 0x7f) != 22))
+		return false;
+	}
+
+	return true;
+}
+
+u8 networktype_to_raid_ex(struct adapter *adapter, struct sta_info *psta)
+{
+	u8 raid, cur_rf_type, rf_type = RF_1T1R;
+
+	rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&cur_rf_type));
+
+	if (cur_rf_type == RF_1T1R) {
+		rf_type = RF_1T1R;
+	} else if (IsSupportedVHT(psta->wireless_mode)) {
+		if (psta->ra_mask & 0xffc00000)
+			rf_type = RF_2T2R;
+	} else if (IsSupportedHT(psta->wireless_mode)) {
+		if (psta->ra_mask & 0xfff00000)
+			rf_type = RF_2T2R;
+	}
+
+	switch (psta->wireless_mode) {
+	case WIRELESS_11B:
+		raid = RATEID_IDX_B;
+		break;
+	case WIRELESS_11A:
+	case WIRELESS_11G:
+		raid = RATEID_IDX_G;
+		break;
+	case WIRELESS_11BG:
+		raid = RATEID_IDX_BG;
+		break;
+	case WIRELESS_11_24N:
+	case WIRELESS_11_5N:
+	case WIRELESS_11A_5N:
+	case WIRELESS_11G_24N:
+		if (rf_type == RF_2T2R)
+			raid = RATEID_IDX_GN_N2SS;
+		else
+			raid = RATEID_IDX_GN_N1SS;
+		break;
+	case WIRELESS_11B_24N:
+	case WIRELESS_11BG_24N:
+		if (psta->bw_mode == CHANNEL_WIDTH_20) {
+			if (rf_type == RF_2T2R)
+				raid = RATEID_IDX_BGN_20M_2SS_BN;
+			else
+				raid = RATEID_IDX_BGN_20M_1SS_BN;
+		} else {
+			if (rf_type == RF_2T2R)
+				raid = RATEID_IDX_BGN_40M_2SS;
+			else
+				raid = RATEID_IDX_BGN_40M_1SS;
+		}
+		break;
+	default:
+		raid = RATEID_IDX_BGN_40M_2SS;
+		break;
+
+	}
+	return raid;
+
+}
+
+unsigned char ratetbl_val_2wifirate(unsigned char rate);
+unsigned char ratetbl_val_2wifirate(unsigned char rate)
+{
+	unsigned char val = 0;
+
+	switch (rate & 0x7f) {
+	case 0:
+		val = IEEE80211_CCK_RATE_1MB;
+		break;
+
+	case 1:
+		val = IEEE80211_CCK_RATE_2MB;
+		break;
+
+	case 2:
+		val = IEEE80211_CCK_RATE_5MB;
+		break;
+
+	case 3:
+		val = IEEE80211_CCK_RATE_11MB;
+		break;
+
+	case 4:
+		val = IEEE80211_OFDM_RATE_6MB;
+		break;
+
+	case 5:
+		val = IEEE80211_OFDM_RATE_9MB;
+		break;
+
+	case 6:
+		val = IEEE80211_OFDM_RATE_12MB;
+		break;
+
+	case 7:
+		val = IEEE80211_OFDM_RATE_18MB;
+		break;
+
+	case 8:
+		val = IEEE80211_OFDM_RATE_24MB;
+		break;
+
+	case 9:
+		val = IEEE80211_OFDM_RATE_36MB;
+		break;
+
+	case 10:
+		val = IEEE80211_OFDM_RATE_48MB;
+		break;
+
+	case 11:
+		val = IEEE80211_OFDM_RATE_54MB;
+		break;
+
+	}
+
+	return val;
+
+}
+
+int is_basicrate(struct adapter *padapter, unsigned char rate);
+int is_basicrate(struct adapter *padapter, unsigned char rate)
+{
+	int i;
+	unsigned char val;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	for (i = 0; i < NumRates; i++) {
+		val = pmlmeext->basicrate[i];
+
+		if ((val != 0xff) && (val != 0xfe))
+			if (rate == ratetbl_val_2wifirate(val))
+				return true;
+	}
+
+	return false;
+}
+
+unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset);
+unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset)
+{
+	int i;
+	unsigned char rate;
+	unsigned int	len = 0;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+
+	for (i = 0; i < NumRates; i++) {
+		rate = pmlmeext->datarate[i];
+
+		switch (rate) {
+		case 0xff:
+			return len;
+
+		case 0xfe:
+			continue;
+
+		default:
+			rate = ratetbl_val_2wifirate(rate);
+
+			if (is_basicrate(padapter, rate) == true)
+				rate |= IEEE80211_BASIC_RATE_MASK;
+
+			rateset[len] = rate;
+			len++;
+			break;
+		}
+	}
+	return len;
+}
+
+void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
+{
+	unsigned char supportedrates[NumRates];
+
+	memset(supportedrates, 0, NumRates);
+	*bssrate_len = ratetbl2rateset(padapter, supportedrates);
+	memcpy(pbssrate, supportedrates, *bssrate_len);
+}
+
+void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask)
+{
+	u8 mcs_rate_1r = (u8)(mask&0xff);
+	u8 mcs_rate_2r = (u8)((mask>>8)&0xff);
+	u8 mcs_rate_3r = (u8)((mask>>16)&0xff);
+	u8 mcs_rate_4r = (u8)((mask>>24)&0xff);
+
+	mcs_set[0] &= mcs_rate_1r;
+	mcs_set[1] &= mcs_rate_2r;
+	mcs_set[2] &= mcs_rate_3r;
+	mcs_set[3] &= mcs_rate_4r;
+}
+
+void UpdateBrateTbl(struct adapter *Adapter, u8 *mBratesOS)
+{
+	u8 i;
+	u8 rate;
+
+	/*  1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
+	for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
+		rate = mBratesOS[i] & 0x7f;
+		switch (rate) {
+		case IEEE80211_CCK_RATE_1MB:
+		case IEEE80211_CCK_RATE_2MB:
+		case IEEE80211_CCK_RATE_5MB:
+		case IEEE80211_CCK_RATE_11MB:
+		case IEEE80211_OFDM_RATE_6MB:
+		case IEEE80211_OFDM_RATE_12MB:
+		case IEEE80211_OFDM_RATE_24MB:
+			mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK;
+			break;
+		}
+	}
+
+}
+
+void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
+{
+	u8 i;
+	u8 rate;
+
+	for (i = 0; i < bssratelen; i++) {
+		rate = bssrateset[i] & 0x7f;
+		switch (rate) {
+		case IEEE80211_CCK_RATE_1MB:
+		case IEEE80211_CCK_RATE_2MB:
+		case IEEE80211_CCK_RATE_5MB:
+		case IEEE80211_CCK_RATE_11MB:
+			bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
+			break;
+		}
+	}
+
+}
+
+void Save_DM_Func_Flag(struct adapter *padapter)
+{
+	u8 bSaveFlag = true;
+	rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
+}
+
+void Restore_DM_Func_Flag(struct adapter *padapter)
+{
+	u8 bSaveFlag = false;
+	rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag));
+}
+
+void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable)
+{
+	if (enable == true)
+		rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
+	else
+		rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
+}
+
+static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type)
+{
+	rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
+}
+
+void Set_MSR(struct adapter *padapter, u8 type)
+{
+	Set_NETYPE0_MSR(padapter, type);
+}
+
+inline u8 rtw_get_oper_ch(struct adapter *adapter)
+{
+	return adapter_to_dvobj(adapter)->oper_channel;
+}
+
+inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch)
+{
+#ifdef DBG_CH_SWITCH
+	const int len = 128;
+	char msg[128] = {0};
+	int cnt = 0;
+	int i = 0;
+#endif  /* DBG_CH_SWITCH */
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+
+	if (dvobj->oper_channel != ch) {
+		dvobj->on_oper_ch_time = jiffies;
+
+#ifdef DBG_CH_SWITCH
+		cnt += snprintf(msg+cnt, len-cnt, "switch to ch %3u", ch);
+
+		for (i = 0; i < dvobj->iface_nums; i++) {
+			struct adapter *iface = dvobj->padapters[i];
+			cnt += snprintf(msg+cnt, len-cnt, " ["ADPT_FMT":", ADPT_ARG(iface));
+			if (iface->mlmeextpriv.cur_channel == ch)
+				cnt += snprintf(msg+cnt, len-cnt, "C");
+			else
+				cnt += snprintf(msg+cnt, len-cnt, "_");
+			if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE))
+				cnt += snprintf(msg+cnt, len-cnt, "L");
+			else
+				cnt += snprintf(msg+cnt, len-cnt, "_");
+			cnt += snprintf(msg+cnt, len-cnt, "]");
+		}
+
+		DBG_871X(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg);
+#endif /* DBG_CH_SWITCH */
+	}
+
+	dvobj->oper_channel = ch;
+}
+
+inline u8 rtw_get_oper_bw(struct adapter *adapter)
+{
+	return adapter_to_dvobj(adapter)->oper_bwmode;
+}
+
+inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw)
+{
+	adapter_to_dvobj(adapter)->oper_bwmode = bw;
+}
+
+inline u8 rtw_get_oper_choffset(struct adapter *adapter)
+{
+	return adapter_to_dvobj(adapter)->oper_ch_offset;
+}
+
+inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset)
+{
+	adapter_to_dvobj(adapter)->oper_ch_offset = offset;
+}
+
+u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset)
+{
+	u8 center_ch = channel;
+
+	if (chnl_bw == CHANNEL_WIDTH_80) {
+		if ((channel == 36) || (channel == 40) || (channel == 44) || (channel == 48))
+			center_ch = 42;
+		if ((channel == 52) || (channel == 56) || (channel == 60) || (channel == 64))
+			center_ch = 58;
+		if ((channel == 100) || (channel == 104) || (channel == 108) || (channel == 112))
+			center_ch = 106;
+		if ((channel == 116) || (channel == 120) || (channel == 124) || (channel == 128))
+			center_ch = 122;
+		if ((channel == 132) || (channel == 136) || (channel == 140) || (channel == 144))
+			center_ch = 138;
+		if ((channel == 149) || (channel == 153) || (channel == 157) || (channel == 161))
+			center_ch = 155;
+		else if (channel <= 14)
+			center_ch = 7;
+	} else if (chnl_bw == CHANNEL_WIDTH_40) {
+		if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
+			center_ch = channel + 2;
+		else
+			center_ch = channel - 2;
+	}
+
+	return center_ch;
+}
+
+inline unsigned long rtw_get_on_cur_ch_time(struct adapter *adapter)
+{
+	if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel)
+		return adapter_to_dvobj(adapter)->on_oper_ch_time;
+	else
+		return 0;
+}
+
+void SelectChannel(struct adapter *padapter, unsigned char channel)
+{
+	if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex)))
+		return;
+
+	/* saved channel info */
+	rtw_set_oper_ch(padapter, channel);
+
+	rtw_hal_set_chan(padapter, channel);
+
+	mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex));
+}
+
+void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
+{
+	u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+
+	if (padapter->bNotifyChannelChange)
+		DBG_871X("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode);
+
+	center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
+
+	if (bwmode == CHANNEL_WIDTH_80) {
+		if (center_ch > channel)
+			chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER;
+		else if (center_ch < channel)
+			chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER;
+		else
+			chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+	}
+
+	/* set Channel */
+	if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->setch_mutex)))
+		return;
+
+	/* saved channel/bw info */
+	rtw_set_oper_ch(padapter, channel);
+	rtw_set_oper_bw(padapter, bwmode);
+	rtw_set_oper_choffset(padapter, channel_offset);
+
+	rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /*  set center channel */
+
+	mutex_unlock(&(adapter_to_dvobj(padapter)->setch_mutex));
+}
+
+__inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork)
+{
+	return pnetwork->MacAddress;
+}
+
+u16 get_beacon_interval(struct wlan_bssid_ex *bss)
+{
+	__le16 val;
+	memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
+
+	return le16_to_cpu(val);
+
+}
+
+int is_client_associated_to_ap(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext;
+	struct mlme_ext_info *pmlmeinfo;
+
+	if (!padapter)
+		return _FAIL;
+
+	pmlmeext = &padapter->mlmeextpriv;
+	pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE))
+		return true;
+	else
+		return _FAIL;
+}
+
+int is_client_associated_to_ibss(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
+		return true;
+	else
+		return _FAIL;
+}
+
+int is_IBSS_empty(struct adapter *padapter)
+{
+	unsigned int i;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
+		if (pmlmeinfo->FW_sta_info[i].status == 1)
+			return _FAIL;
+	}
+
+	return true;
+
+}
+
+unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
+{
+	if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
+		return WAIT_FOR_BCN_TO_MIN;
+	else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
+		return WAIT_FOR_BCN_TO_MAX;
+	else
+		return ((bcn_interval << 2));
+}
+
+void invalidate_cam_all(struct adapter *padapter)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
+	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
+
+	spin_lock_bh(&cam_ctl->lock);
+	cam_ctl->bitmap = 0;
+	memset(dvobj->cam_cache, 0, sizeof(struct cam_entry_cache)*TOTAL_CAM_ENTRY);
+	spin_unlock_bh(&cam_ctl->lock);
+}
+
+static u32 _ReadCAM(struct adapter *padapter, u32 addr)
+{
+	u32 count = 0, cmd;
+	cmd = CAM_POLLINIG | addr;
+	rtw_write32(padapter, RWCAM, cmd);
+
+	do {
+		if (0 == (rtw_read32(padapter, REG_CAMCMD) & CAM_POLLINIG))
+			break;
+	} while (count++ < 100);
+
+	return rtw_read32(padapter, REG_CAMREAD);
+}
+void read_cam(struct adapter *padapter, u8 entry, u8 *get_key)
+{
+	u32 j, addr, cmd;
+	addr = entry << 3;
+
+	/* DBG_8192C("********* DUMP CAM Entry_#%02d***************\n", entry); */
+	for (j = 0; j < 6; j++) {
+		cmd = _ReadCAM(padapter, addr+j);
+		/* DBG_8192C("offset:0x%02x => 0x%08x\n", addr+j, cmd); */
+		if (j > 1) /* get key from cam */
+			memcpy(get_key+(j-2)*4, &cmd, 4);
+	}
+	/* DBG_8192C("*********************************\n"); */
+}
+
+void _write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
+{
+	unsigned int i, val, addr;
+	int j;
+	u32 cam_val[2];
+
+	addr = entry << 3;
+
+	for (j = 5; j >= 0; j--) {
+		switch (j) {
+		case 0:
+			val = (ctrl | (mac[0] << 16) | (mac[1] << 24));
+			break;
+		case 1:
+			val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24));
+			break;
+		default:
+			i = (j - 2) << 2;
+			val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24));
+			break;
+		}
+
+		cam_val[0] = val;
+		cam_val[1] = addr + (unsigned int)j;
+
+		rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
+	}
+}
+
+void _clear_cam_entry(struct adapter *padapter, u8 entry)
+{
+	unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+	unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+
+	_write_cam(padapter, entry, 0, null_sta, null_key);
+}
+
+inline void write_cam(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
+{
+	_write_cam(adapter, id, ctrl, mac, key);
+	write_cam_cache(adapter, id, ctrl, mac, key);
+}
+
+inline void clear_cam_entry(struct adapter *adapter, u8 id)
+{
+	_clear_cam_entry(adapter, id);
+	clear_cam_cache(adapter, id);
+}
+
+inline void write_cam_from_cache(struct adapter *adapter, u8 id)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+	struct cam_entry_cache cache;
+
+	spin_lock_bh(&cam_ctl->lock);
+	memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct cam_entry_cache));
+	spin_unlock_bh(&cam_ctl->lock);
+
+	_write_cam(adapter, id, cache.ctrl, cache.mac, cache.key);
+}
+
+void write_cam_cache(struct adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+
+	spin_lock_bh(&cam_ctl->lock);
+
+	dvobj->cam_cache[id].ctrl = ctrl;
+	memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN);
+	memcpy(dvobj->cam_cache[id].key, key, 16);
+
+	spin_unlock_bh(&cam_ctl->lock);
+}
+
+void clear_cam_cache(struct adapter *adapter, u8 id)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+
+	spin_lock_bh(&cam_ctl->lock);
+
+	memset(&(dvobj->cam_cache[id]), 0, sizeof(struct cam_entry_cache));
+
+	spin_unlock_bh(&cam_ctl->lock);
+}
+
+static bool _rtw_camid_is_gk(struct adapter *adapter, u8 cam_id)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+	bool ret = false;
+
+	if (cam_id >= TOTAL_CAM_ENTRY)
+		goto exit;
+
+	if (!(cam_ctl->bitmap & BIT(cam_id)))
+		goto exit;
+
+	ret = (dvobj->cam_cache[cam_id].ctrl&BIT6)?true:false;
+
+exit:
+	return ret;
+}
+
+static s16 _rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	int i;
+	s16 cam_id = -1;
+
+	for (i = 0; i < TOTAL_CAM_ENTRY; i++) {
+		if (addr && memcmp(dvobj->cam_cache[i].mac, addr, ETH_ALEN))
+			continue;
+		if (kid >= 0 && kid != (dvobj->cam_cache[i].ctrl&0x03))
+			continue;
+
+		cam_id = i;
+		break;
+	}
+
+	if (addr)
+		DBG_871X(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, return cam_id:%d\n"
+			 , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, cam_id);
+	else
+		DBG_871X(FUNC_ADPT_FMT" addr:%p kid:%d, return cam_id:%d\n"
+			 , FUNC_ADPT_ARG(adapter), addr, kid, cam_id);
+
+	return cam_id;
+}
+
+s16 rtw_camid_search(struct adapter *adapter, u8 *addr, s16 kid)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+	s16 cam_id = -1;
+
+	spin_lock_bh(&cam_ctl->lock);
+	cam_id = _rtw_camid_search(adapter, addr, kid);
+	spin_unlock_bh(&cam_ctl->lock);
+
+	return cam_id;
+}
+
+s16 rtw_camid_alloc(struct adapter *adapter, struct sta_info *sta, u8 kid)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+	s16 cam_id = -1;
+	struct mlme_ext_info *mlmeinfo;
+
+	spin_lock_bh(&cam_ctl->lock);
+
+	mlmeinfo = &adapter->mlmeextpriv.mlmext_info;
+
+	if ((((mlmeinfo->state&0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
+		&& !sta) {
+		/* AP/Ad-hoc mode group key: static alloction to default key by key ID */
+		if (kid > 3) {
+			DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key with invalid key id:%u\n"
+				, FUNC_ADPT_ARG(adapter), kid);
+			rtw_warn_on(1);
+			goto bitmap_handle;
+		}
+
+		cam_id = kid;
+	} else {
+		int i;
+		u8 *addr = sta?sta->hwaddr:NULL;
+
+		if (!sta) {
+			if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) {
+				/* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */
+				goto bitmap_handle;
+			}
+
+			addr = get_bssid(&adapter->mlmepriv);
+		}
+
+		i = _rtw_camid_search(adapter, addr, kid);
+		if (i >= 0) {
+			/* Fix issue that pairwise and group key have same key id. Pairwise key first, group key can overwirte group only(ex: rekey) */
+			if (sta || _rtw_camid_is_gk(adapter, i) == true)
+				cam_id = i;
+			else
+				DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u the same key id as pairwise key\n"
+					, FUNC_ADPT_ARG(adapter), kid);
+			goto bitmap_handle;
+		}
+
+		for (i = 4; i < TOTAL_CAM_ENTRY; i++)
+			if (!(cam_ctl->bitmap & BIT(i)))
+				break;
+
+		if (i == TOTAL_CAM_ENTRY) {
+			if (sta)
+				DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n"
+				, FUNC_ADPT_ARG(adapter), MAC_ARG(sta->hwaddr), kid);
+			else
+				DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" group key id:%u no room\n"
+				, FUNC_ADPT_ARG(adapter), kid);
+			rtw_warn_on(1);
+			goto bitmap_handle;
+		}
+
+		cam_id = i;
+	}
+
+bitmap_handle:
+	if (cam_id >= 0)
+		cam_ctl->bitmap |= BIT(cam_id);
+
+	spin_unlock_bh(&cam_ctl->lock);
+
+	return cam_id;
+}
+
+void rtw_camid_free(struct adapter *adapter, u8 cam_id)
+{
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
+
+	spin_lock_bh(&cam_ctl->lock);
+
+	if (cam_id < TOTAL_CAM_ENTRY)
+		cam_ctl->bitmap &= ~(BIT(cam_id));
+
+	spin_unlock_bh(&cam_ctl->lock);
+}
+
+int allocate_fw_sta_entry(struct adapter *padapter)
+{
+	unsigned int mac_id;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) {
+		if (pmlmeinfo->FW_sta_info[mac_id].status == 0) {
+			pmlmeinfo->FW_sta_info[mac_id].status = 1;
+			pmlmeinfo->FW_sta_info[mac_id].retry = 0;
+			break;
+		}
+	}
+
+	return mac_id;
+}
+
+void flush_all_cam_entry(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	invalidate_cam_all(padapter);
+	/* clear default key related key search setting */
+	rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false);
+
+	memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
+
+}
+
+int WMM_param_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+	/* struct registry_priv *pregpriv = &padapter->registrypriv; */
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if (pmlmepriv->qospriv.qos_option == 0) {
+		pmlmeinfo->WMM_enable = 0;
+		return false;
+	}
+
+	if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)))
+		return false;
+	else
+		memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
+
+	pmlmeinfo->WMM_enable = 1;
+	return true;
+}
+
+void WMMOnAssocRsp(struct adapter *padapter)
+{
+	u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
+	u8 acm_mask;
+	u16 TXOP;
+	u32 acParm, i;
+	u32 edca[4], inx[4];
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct xmit_priv 	*pxmitpriv = &padapter->xmitpriv;
+	struct registry_priv *pregpriv = &padapter->registrypriv;
+
+	acm_mask = 0;
+
+	if (pmlmeext->cur_wireless_mode & WIRELESS_11_24N)
+		aSifsTime = 16;
+	else
+		aSifsTime = 10;
+
+	if (pmlmeinfo->WMM_enable == 0) {
+		padapter->mlmepriv.acm_mask = 0;
+
+		AIFS = aSifsTime + (2 * pmlmeinfo->slotTime);
+
+		if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) {
+			ECWMin = 4;
+			ECWMax = 10;
+		} else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
+			ECWMin = 5;
+			ECWMax = 10;
+		} else {
+			ECWMin = 4;
+			ECWMax = 10;
+		}
+
+		TXOP = 0;
+		acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
+		rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
+		rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
+		rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
+
+		ECWMin = 2;
+		ECWMax = 3;
+		TXOP = 0x2f;
+		acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
+		rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
+	} else{
+		edca[0] = edca[1] = edca[2] = edca[3] = 0;
+
+		for (i = 0; i < 4; i++) {
+			ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
+			ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
+
+			/* AIFS = AIFSN * slot time + SIFS - r2t phy delay */
+			AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
+
+			ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f);
+			ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
+			TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
+
+			acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
+
+			switch (ACI) {
+			case 0x0:
+				rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
+				acm_mask |= (ACM ? BIT(1):0);
+				edca[XMIT_BE_QUEUE] = acParm;
+				break;
+
+			case 0x1:
+				rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
+				/* acm_mask |= (ACM? BIT(0):0); */
+				edca[XMIT_BK_QUEUE] = acParm;
+				break;
+
+			case 0x2:
+				rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
+				acm_mask |= (ACM ? BIT(2):0);
+				edca[XMIT_VI_QUEUE] = acParm;
+				break;
+
+			case 0x3:
+				rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
+				acm_mask |= (ACM ? BIT(3):0);
+				edca[XMIT_VO_QUEUE] = acParm;
+				break;
+			}
+
+			DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm);
+		}
+
+		if (padapter->registrypriv.acm_method == 1)
+			rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
+		else
+			padapter->mlmepriv.acm_mask = acm_mask;
+
+		inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
+
+		if (pregpriv->wifi_spec == 1) {
+			u32 j, tmp, change_inx = false;
+
+			/* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */
+			for (i = 0; i < 4; i++) {
+				for (j = i+1; j < 4; j++) {
+					/* compare CW and AIFS */
+					if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) {
+						change_inx = true;
+					} else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
+						/* compare TXOP */
+						if ((edca[j] >> 16) > (edca[i] >> 16))
+							change_inx = true;
+					}
+
+					if (change_inx) {
+						tmp = edca[i];
+						edca[i] = edca[j];
+						edca[j] = tmp;
+
+						tmp = inx[i];
+						inx[i] = inx[j];
+						inx[j] = tmp;
+
+						change_inx = false;
+					}
+				}
+			}
+		}
+
+		for (i = 0; i < 4; i++) {
+			pxmitpriv->wmm_para_seq[i] = inx[i];
+			DBG_871X("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
+		}
+	}
+}
+
+static void bwmode_update_check(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+	unsigned char  new_bwmode;
+	unsigned char  new_ch_offset;
+	struct HT_info_element	 *pHT_info;
+	struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct registry_priv *pregistrypriv = &padapter->registrypriv;
+	struct ht_priv 		*phtpriv = &pmlmepriv->htpriv;
+	u8 cbw40_enable = 0;
+
+	if (!pIE)
+		return;
+
+	if (phtpriv->ht_option == false)
+		return;
+
+	if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80)
+		return;
+
+	if (pIE->Length > sizeof(struct HT_info_element))
+		return;
+
+	pHT_info = (struct HT_info_element *)pIE->data;
+
+	if (pmlmeext->cur_channel > 14) {
+		if ((pregistrypriv->bw_mode & 0xf0) > 0)
+			cbw40_enable = 1;
+	} else
+		if ((pregistrypriv->bw_mode & 0x0f) > 0)
+			cbw40_enable = 1;
+
+	if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) {
+		new_bwmode = CHANNEL_WIDTH_40;
+
+		switch (pHT_info->infos[0] & 0x3) {
+		case 1:
+			new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
+			break;
+
+		case 3:
+			new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
+			break;
+
+		default:
+			new_bwmode = CHANNEL_WIDTH_20;
+			new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+			break;
+		}
+	} else{
+		new_bwmode = CHANNEL_WIDTH_20;
+		new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+	}
+
+
+	if ((new_bwmode != pmlmeext->cur_bwmode) || (new_ch_offset != pmlmeext->cur_ch_offset)) {
+		pmlmeinfo->bwmode_updated = true;
+
+		pmlmeext->cur_bwmode = new_bwmode;
+		pmlmeext->cur_ch_offset = new_ch_offset;
+
+		/* update HT info also */
+		HT_info_handler(padapter, pIE);
+	} else
+		pmlmeinfo->bwmode_updated = false;
+
+
+	if (true == pmlmeinfo->bwmode_updated) {
+		struct sta_info *psta;
+		struct wlan_bssid_ex	*cur_network = &(pmlmeinfo->network);
+		struct sta_priv *pstapriv = &padapter->stapriv;
+
+		/* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
+
+
+		/* update ap's stainfo */
+		psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
+		if (psta) {
+			struct ht_priv *phtpriv_sta = &psta->htpriv;
+
+			if (phtpriv_sta->ht_option) {
+				/*  bwmode */
+				psta->bw_mode = pmlmeext->cur_bwmode;
+				phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
+			} else{
+				psta->bw_mode = CHANNEL_WIDTH_20;
+				phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
+			}
+
+			rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta);
+		}
+	}
+}
+
+void HT_caps_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+	unsigned int	i;
+	u8 rf_type;
+	u8 max_AMPDU_len, min_MPDU_spacing;
+	u8 cur_ldpc_cap = 0, cur_stbc_cap = 0;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct mlme_priv 	*pmlmepriv = &padapter->mlmepriv;
+	struct ht_priv 		*phtpriv = &pmlmepriv->htpriv;
+
+	if (pIE == NULL)
+		return;
+
+	if (phtpriv->ht_option == false)
+		return;
+
+	pmlmeinfo->HT_caps_enable = 1;
+
+	for (i = 0; i < (pIE->Length); i++) {
+		if (i != 2) {
+			/* 	Commented by Albert 2010/07/12 */
+			/* 	Got the endian issue here. */
+			pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
+		} else{
+			/* modify from  fw by Thomas 2010/11/17 */
+			if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
+				max_AMPDU_len = (pIE->data[i] & 0x3);
+			else
+				max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
+
+			if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
+				min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
+			else
+				min_MPDU_spacing = (pIE->data[i] & 0x1c);
+
+			pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
+		}
+	}
+	rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
+
+	/* update the MCS set */
+	for (i = 0; i < 16; i++)
+		pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
+
+	/* update the MCS rates */
+	switch (rf_type) {
+	case RF_1T1R:
+	case RF_1T2R:
+		set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
+		break;
+	case RF_2T2R:
+	default:
+#ifdef CONFIG_DISABLE_MCS13TO15
+		if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
+			set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
+		else
+			set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
+#else /* CONFIG_DISABLE_MCS13TO15 */
+		set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
+#endif /* CONFIG_DISABLE_MCS13TO15 */
+	}
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
+		/*  Config STBC setting */
+		if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_TX_STBC(pIE->data)) {
+			SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX);
+			DBG_871X("Enable HT Tx STBC !\n");
+		}
+		phtpriv->stbc_cap = cur_stbc_cap;
+	} else {
+		/*  Config LDPC Coding Capability */
+		if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_LDPC_CAP(pIE->data)) {
+			SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
+			DBG_871X("Enable HT Tx LDPC!\n");
+		}
+		phtpriv->ldpc_cap = cur_ldpc_cap;
+
+		/*  Config STBC setting */
+		if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAPABILITY_ELE_RX_STBC(pIE->data)) {
+			SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
+			DBG_871X("Enable HT Tx STBC!\n");
+		}
+		phtpriv->stbc_cap = cur_stbc_cap;
+	}
+}
+
+void HT_info_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct mlme_priv 	*pmlmepriv = &padapter->mlmepriv;
+	struct ht_priv 		*phtpriv = &pmlmepriv->htpriv;
+
+	if (pIE == NULL)
+		return;
+
+	if (phtpriv->ht_option == false)
+		return;
+
+
+	if (pIE->Length > sizeof(struct HT_info_element))
+		return;
+
+	pmlmeinfo->HT_info_enable = 1;
+	memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
+
+	return;
+}
+
+void HTOnAssocRsp(struct adapter *padapter)
+{
+	unsigned char 	max_AMPDU_len;
+	unsigned char 	min_MPDU_spacing;
+	/* struct registry_priv  *pregpriv = &padapter->registrypriv; */
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	DBG_871X("%s\n", __func__);
+
+	if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) {
+		pmlmeinfo->HT_enable = 1;
+	} else{
+		pmlmeinfo->HT_enable = 0;
+		/* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
+		return;
+	}
+
+	/* handle A-MPDU parameter field */
+	/*
+		AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
+		AMPDU_para [4:2]:Min MPDU Start Spacing
+	*/
+	max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
+
+	min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
+
+	rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
+}
+
+void ERP_IE_handler(struct adapter *padapter, struct ndis_80211_var_ie *pIE)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if (pIE->Length > 1)
+		return;
+
+	pmlmeinfo->ERP_enable = 1;
+	memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
+}
+
+void VCS_update(struct adapter *padapter, struct sta_info *psta)
+{
+	struct registry_priv  *pregpriv = &padapter->registrypriv;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	switch (pregpriv->vrtl_carrier_sense) {/* 0:off 1:on 2:auto */
+	case 0: /* off */
+		psta->rtsen = 0;
+		psta->cts2self = 0;
+		break;
+
+	case 1: /* on */
+		if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */
+			psta->rtsen = 1;
+			psta->cts2self = 0;
+		} else{
+			psta->rtsen = 0;
+			psta->cts2self = 1;
+		}
+		break;
+
+	case 2: /* auto */
+	default:
+		if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) {
+			if (pregpriv->vcs_type == 1) {
+				psta->rtsen = 1;
+				psta->cts2self = 0;
+			} else{
+				psta->rtsen = 0;
+				psta->cts2self = 1;
+			}
+		} else{
+			psta->rtsen = 0;
+			psta->cts2self = 0;
+		}
+		break;
+	}
+}
+
+void update_ldpc_stbc_cap(struct sta_info *psta)
+{
+	if (psta->htpriv.ht_option) {
+		if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX))
+			psta->ldpc = 1;
+
+		if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX))
+			psta->stbc = 1;
+	} else {
+		psta->ldpc = 0;
+		psta->stbc = 0;
+	}
+}
+
+int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len)
+{
+	unsigned int		len;
+	unsigned char 	*p;
+	unsigned short	val16, subtype;
+	struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
+	/* u8 wpa_ie[255], rsn_ie[255]; */
+	u16 wpa_len = 0, rsn_len = 0;
+	u8 encryp_protocol = 0;
+	struct wlan_bssid_ex *bssid;
+	int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
+	unsigned char *pbuf;
+	u32 wpa_ielen = 0;
+	u8 *pbssid = GetAddr3Ptr(pframe);
+	u32 hidden_ssid = 0;
+	struct HT_info_element *pht_info = NULL;
+	struct rtw_ieee80211_ht_cap *pht_cap = NULL;
+	u32 bcn_channel;
+	unsigned short	ht_cap_info;
+	unsigned char ht_info_infos_0;
+	struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
+
+	if (is_client_associated_to_ap(Adapter) == false)
+		return true;
+
+	len = packet_len - sizeof(struct ieee80211_hdr_3addr);
+
+	if (len > MAX_IE_SZ) {
+		DBG_871X("%s IE too long for survey event\n", __func__);
+		return _FAIL;
+	}
+
+	if (memcmp(cur_network->network.MacAddress, pbssid, 6)) {
+		DBG_871X("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT,
+				MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress));
+		return true;
+	}
+
+	bssid = (struct wlan_bssid_ex *)rtw_zmalloc(sizeof(struct wlan_bssid_ex));
+	if (bssid == NULL) {
+		DBG_871X("%s rtw_zmalloc fail !!!\n", __func__);
+		return true;
+	}
+
+	if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) > DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)) {
+		pmlmepriv->timeBcnInfoChkStart = 0;
+		pmlmepriv->NumOfBcnInfoChkFail = 0;
+	}
+
+	subtype = GetFrameSubType(pframe) >> 4;
+
+	if (subtype == WIFI_BEACON)
+		bssid->Reserved[0] = 1;
+
+	bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
+
+	/* below is to copy the information element */
+	bssid->IELength = len;
+	memcpy(bssid->IEs, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->IELength);
+
+	/* check bw and channel offset */
+	/* parsing HT_CAP_IE */
+	p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+	if (p && len > 0) {
+			pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
+			ht_cap_info = le16_to_cpu(pht_cap->cap_info);
+	} else {
+			ht_cap_info = 0;
+	}
+	/* parsing HT_INFO_IE */
+	p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+	if (p && len > 0) {
+			pht_info = (struct HT_info_element *)(p + 2);
+			ht_info_infos_0 = pht_info->infos[0];
+	} else {
+			ht_info_infos_0 = 0;
+	}
+	if (ht_cap_info != cur_network->BcnInfo.ht_cap_info ||
+		((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) {
+			DBG_871X("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
+							ht_cap_info, ht_info_infos_0);
+			DBG_871X("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
+							cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0);
+			DBG_871X("%s bw mode change\n", __func__);
+			{
+				/* bcn_info_update */
+				cur_network->BcnInfo.ht_cap_info = ht_cap_info;
+				cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0;
+				/* to do : need to check that whether modify related register of BB or not */
+			}
+			/* goto _mismatch; */
+	}
+
+	/* Checking for channel */
+	p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+	if (p) {
+			bcn_channel = *(p + 2);
+	} else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */
+			rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+			if (pht_info) {
+					bcn_channel = pht_info->primary_channel;
+			} else { /* we don't find channel IE, so don't check it */
+					/* DBG_871X("Oops: %s we don't find channel IE, so don't check it\n", __func__); */
+					bcn_channel = Adapter->mlmeextpriv.cur_channel;
+			}
+	}
+	if (bcn_channel != Adapter->mlmeextpriv.cur_channel) {
+			DBG_871X("%s beacon channel:%d cur channel:%d disconnect\n", __func__,
+						   bcn_channel, Adapter->mlmeextpriv.cur_channel);
+			goto _mismatch;
+	}
+
+	/* checking SSID */
+	p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
+	if (p == NULL) {
+		DBG_871X("%s marc: cannot find SSID for survey event\n", __func__);
+		hidden_ssid = true;
+	} else {
+		hidden_ssid = false;
+	}
+
+	if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) {
+		memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1));
+		bssid->Ssid.SsidLength = *(p + 1);
+	} else {
+		bssid->Ssid.SsidLength = 0;
+		bssid->Ssid.Ssid[0] = '\0';
+	}
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d "
+				"cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid,
+				bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid,
+				cur_network->network.Ssid.SsidLength));
+
+	if (memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) ||
+			bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) {
+		if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */
+			DBG_871X("%s(), SSID is not match\n", __func__);
+			goto _mismatch;
+		}
+	}
+
+	/* check encryption info */
+	val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
+
+	if (val16 & BIT(4))
+		bssid->Privacy = 1;
+	else
+		bssid->Privacy = 0;
+
+	RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
+			("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n",
+			 __func__, cur_network->network.Privacy, bssid->Privacy));
+	if (cur_network->network.Privacy != bssid->Privacy) {
+		DBG_871X("%s(), privacy is not match\n", __func__);
+		goto _mismatch;
+	}
+
+	rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len);
+
+	if (rsn_len > 0) {
+		encryp_protocol = ENCRYP_PROTOCOL_WPA2;
+	} else if (wpa_len > 0) {
+		encryp_protocol = ENCRYP_PROTOCOL_WPA;
+	} else {
+		if (bssid->Privacy)
+			encryp_protocol = ENCRYP_PROTOCOL_WEP;
+	}
+
+	if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) {
+		DBG_871X("%s(): enctyp is not match\n", __func__);
+		goto _mismatch;
+	}
+
+	if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
+		pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
+		if (pbuf && (wpa_ielen > 0)) {
+			if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
+				RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
+						("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__,
+						 pairwise_cipher, group_cipher, is_8021x));
+			}
+		} else {
+			pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
+
+			if (pbuf && (wpa_ielen > 0)) {
+				if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
+					RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
+							("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n",
+							 __func__, pairwise_cipher, group_cipher, is_8021x));
+				}
+			}
+		}
+
+		RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
+				("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher));
+		if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) {
+			DBG_871X("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match\n", __func__,
+					pairwise_cipher, cur_network->BcnInfo.pairwise_cipher,
+					group_cipher, cur_network->BcnInfo.group_cipher);
+			goto _mismatch;
+		}
+
+		if (is_8021x != cur_network->BcnInfo.is_8021x) {
+			DBG_871X("%s authentication is not match\n", __func__);
+			goto _mismatch;
+		}
+	}
+
+	kfree((u8 *)bssid);
+	return _SUCCESS;
+
+_mismatch:
+	kfree((u8 *)bssid);
+
+	if (pmlmepriv->NumOfBcnInfoChkFail == 0)
+		pmlmepriv->timeBcnInfoChkStart = jiffies;
+
+	pmlmepriv->NumOfBcnInfoChkFail++;
+	DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d (SeqNum of this Beacon frame = %d).\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail, GetSequence(pframe));
+
+	if ((pmlmepriv->timeBcnInfoChkStart != 0) && (jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart) <= DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS)
+		&& (pmlmepriv->NumOfBcnInfoChkFail >= DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD)) {
+		DBG_871X("%s by "ADPT_FMT" - NumOfChkFail = %d >= threshold : %d (in %d ms), return FAIL.\n", __func__, ADPT_ARG(Adapter), pmlmepriv->NumOfBcnInfoChkFail,
+			DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD, jiffies_to_msecs(jiffies - pmlmepriv->timeBcnInfoChkStart));
+		pmlmepriv->timeBcnInfoChkStart = 0;
+		pmlmepriv->NumOfBcnInfoChkFail = 0;
+		return _FAIL;
+	}
+
+	return _SUCCESS;
+}
+
+void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
+{
+	unsigned int i;
+	unsigned int len;
+	struct ndis_80211_var_ie *pIE;
+
+	len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
+
+	for (i = 0; i < len;) {
+		pIE = (struct ndis_80211_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
+
+		switch (pIE->ElementID) {
+		case _VENDOR_SPECIFIC_IE_:
+			/* to update WMM paramter set while receiving beacon */
+			if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN)	/* WMM */
+				if (WMM_param_handler(padapter, pIE))
+					report_wmm_edca_update(padapter);
+
+			break;
+
+		case _HT_EXTRA_INFO_IE_:	/* HT info */
+			/* HT_info_handler(padapter, pIE); */
+			bwmode_update_check(padapter, pIE);
+			break;
+
+		case _ERPINFO_IE_:
+			ERP_IE_handler(padapter, pIE);
+			VCS_update(padapter, psta);
+			break;
+
+		default:
+			break;
+		}
+
+		i += (pIE->Length + 2);
+	}
+}
+
+unsigned int is_ap_in_tkip(struct adapter *padapter)
+{
+	u32 i;
+	struct ndis_80211_var_ie *pIE;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*cur_network = &(pmlmeinfo->network);
+
+	if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
+		for (i = sizeof(struct ndis_802_11_fix_ie); i < pmlmeinfo->network.IELength;) {
+			pIE = (struct ndis_80211_var_ie *)(pmlmeinfo->network.IEs + i);
+
+			switch (pIE->ElementID) {
+			case _VENDOR_SPECIFIC_IE_:
+				if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
+					return true;
+
+				break;
+
+			case _RSN_IE_2_:
+				if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
+					return true;
+
+			default:
+				break;
+			}
+
+			i += (pIE->Length + 2);
+		}
+
+		return false;
+	} else
+		return false;
+
+}
+
+int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode)
+{
+	unsigned char 				bit_offset;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if (!(pmlmeinfo->HT_enable))
+		return _FAIL;
+
+	bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5;
+
+	if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset))
+		return _SUCCESS;
+	else
+		return _FAIL;
+}
+
+unsigned char get_highest_rate_idx(u32 mask)
+{
+	int i;
+	unsigned char rate_idx = 0;
+
+	for (i = 31; i >= 0; i--) {
+		if (mask & BIT(i)) {
+			rate_idx = i;
+			break;
+		}
+	}
+
+	return rate_idx;
+}
+
+void Update_RA_Entry(struct adapter *padapter, struct sta_info *psta)
+{
+	rtw_hal_update_ra_mask(psta, 0);
+}
+
+void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta);
+void enable_rate_adaptive(struct adapter *padapter, struct sta_info *psta)
+{
+	Update_RA_Entry(padapter, psta);
+}
+
+void set_sta_rate(struct adapter *padapter, struct sta_info *psta)
+{
+	/* rate adaptive */
+	enable_rate_adaptive(padapter, psta);
+}
+
+unsigned char check_assoc_AP(u8 *pframe, uint len)
+{
+	unsigned int	i;
+	struct ndis_80211_var_ie *pIE;
+
+	for (i = sizeof(struct ndis_802_11_fix_ie); i < len;) {
+		pIE = (struct ndis_80211_var_ie *)(pframe + i);
+
+		switch (pIE->ElementID) {
+		case _VENDOR_SPECIFIC_IE_:
+			if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
+				DBG_871X("link to Artheros AP\n");
+				return HT_IOT_PEER_ATHEROS;
+			} else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3))
+						|| (!memcmp(pIE->data, BROADCOM_OUI2, 3))
+						|| (!memcmp(pIE->data, BROADCOM_OUI3, 3))) {
+				DBG_871X("link to Broadcom AP\n");
+				return HT_IOT_PEER_BROADCOM;
+			} else if (!memcmp(pIE->data, MARVELL_OUI, 3)) {
+				DBG_871X("link to Marvell AP\n");
+				return HT_IOT_PEER_MARVELL;
+			} else if (!memcmp(pIE->data, RALINK_OUI, 3)) {
+				DBG_871X("link to Ralink AP\n");
+				return HT_IOT_PEER_RALINK;
+			} else if (!memcmp(pIE->data, CISCO_OUI, 3)) {
+				DBG_871X("link to Cisco AP\n");
+				return HT_IOT_PEER_CISCO;
+			} else if (!memcmp(pIE->data, REALTEK_OUI, 3)) {
+				u32 Vender = HT_IOT_PEER_REALTEK;
+
+				if (pIE->Length >= 5) {
+					if (pIE->data[4] == 1)
+						/* if (pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */
+						/* 	bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */
+						if (pIE->data[5] & RT_HT_CAP_USE_92SE)
+							/* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */
+							Vender = HT_IOT_PEER_REALTEK_92SE;
+
+					if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP)
+						Vender = HT_IOT_PEER_REALTEK_SOFTAP;
+
+					if (pIE->data[4] == 2) {
+						if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) {
+							Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP;
+							DBG_871X("link to Realtek JAGUAR_BCUTAP\n");
+						}
+						if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) {
+							Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP;
+							DBG_871X("link to Realtek JAGUAR_CCUTAP\n");
+						}
+					}
+				}
+
+				DBG_871X("link to Realtek AP\n");
+				return Vender;
+			} else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
+				DBG_871X("link to Airgo Cap\n");
+				return HT_IOT_PEER_AIRGO;
+			} else
+				break;
+
+		default:
+			break;
+		}
+
+		i += (pIE->Length + 2);
+	}
+
+	DBG_871X("link to new AP\n");
+	return HT_IOT_PEER_UNKNOWN;
+}
+
+void update_IOT_info(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	switch (pmlmeinfo->assoc_AP_vendor) {
+	case HT_IOT_PEER_MARVELL:
+		pmlmeinfo->turboMode_cts2self = 1;
+		pmlmeinfo->turboMode_rtsen = 0;
+		break;
+
+	case HT_IOT_PEER_RALINK:
+		pmlmeinfo->turboMode_cts2self = 0;
+		pmlmeinfo->turboMode_rtsen = 1;
+		/* disable high power */
+		Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
+		break;
+	case HT_IOT_PEER_REALTEK:
+		/* rtw_write16(padapter, 0x4cc, 0xffff); */
+		/* rtw_write16(padapter, 0x546, 0x01c0); */
+		/* disable high power */
+		Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
+		break;
+	default:
+		pmlmeinfo->turboMode_cts2self = 0;
+		pmlmeinfo->turboMode_rtsen = 1;
+		break;
+	}
+
+}
+
+void update_capinfo(struct adapter *Adapter, u16 updateCap)
+{
+	struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	bool		ShortPreamble;
+
+	/*  Check preamble mode, 2005.01.06, by rcnjko. */
+	/*  Mark to update preamble value forever, 2008.03.18 by lanhsin */
+	/* if (pMgntInfo->RegPreambleMode == PREAMBLE_AUTO) */
+	{
+
+		if (updateCap & cShortPreamble) {
+			/*  Short Preamble */
+			if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /*  PREAMBLE_LONG or PREAMBLE_AUTO */
+				ShortPreamble = true;
+				pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
+				rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
+			}
+		} else{
+			/*  Long Preamble */
+			if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /*  PREAMBLE_SHORT or PREAMBLE_AUTO */
+				ShortPreamble = false;
+				pmlmeinfo->preamble_mode = PREAMBLE_LONG;
+				rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
+			}
+		}
+	}
+
+	if (updateCap & cIBSS)
+		/* Filen: See 802.11-2007 p.91 */
+		pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
+	else {
+		/* Filen: See 802.11-2007 p.90 */
+		if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC))
+			pmlmeinfo->slotTime = SHORT_SLOT_TIME;
+		else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) {
+			if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */)
+				/*  Short Slot Time */
+				pmlmeinfo->slotTime = SHORT_SLOT_TIME;
+			else
+				/*  Long Slot Time */
+				pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
+		} else
+			/* B Mode */
+			pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
+	}
+
+	rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
+
+}
+
+void update_wireless_mode(struct adapter *padapter)
+{
+	int ratelen, network_type = 0;
+	u32 SIFS_Timer;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct wlan_bssid_ex		*cur_network = &(pmlmeinfo->network);
+	unsigned char 		*rate = cur_network->SupportedRates;
+
+	ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
+
+	if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
+		pmlmeinfo->HT_enable = 1;
+
+	if (pmlmeext->cur_channel > 14) {
+		if (pmlmeinfo->VHT_enable)
+			network_type = WIRELESS_11AC;
+		else if (pmlmeinfo->HT_enable)
+			network_type = WIRELESS_11_5N;
+
+		network_type |= WIRELESS_11A;
+	} else{
+		if (pmlmeinfo->VHT_enable)
+			network_type = WIRELESS_11AC;
+		else if (pmlmeinfo->HT_enable)
+			network_type = WIRELESS_11_24N;
+
+		if ((cckratesonly_included(rate, ratelen)) == true)
+			network_type |= WIRELESS_11B;
+		else if ((cckrates_included(rate, ratelen)) == true)
+			network_type |= WIRELESS_11BG;
+		else
+			network_type |= WIRELESS_11G;
+	}
+
+	pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
+
+	SIFS_Timer = 0x0a0a0808; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */
+													/* change this value if having IOT issues. */
+
+	padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS,  (u8 *)&SIFS_Timer);
+
+	padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WIRELESS_MODE,  (u8 *)&(pmlmeext->cur_wireless_mode));
+
+	if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
+		update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
+	 else
+		update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
+}
+
+void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode)
+{
+	if (IsSupportedTxCCK(wireless_mode)) {
+		/*  Only B, B/G, and B/G/N AP could use CCK rate */
+		memcpy(psta->bssrateset, rtw_basic_rate_cck, 4);
+		psta->bssratelen = 4;
+	} else{
+		memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3);
+		psta->bssratelen = 3;
+	}
+}
+
+int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx)
+{
+	unsigned int	ie_len;
+	struct ndis_80211_var_ie *pIE;
+	int	supportRateNum = 0;
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
+	if (pIE == NULL)
+		return _FAIL;
+
+	memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
+	supportRateNum = ie_len;
+
+	pIE = (struct ndis_80211_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
+	if (pIE)
+		memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
+
+	return _SUCCESS;
+
+}
+
+void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr)
+{
+	struct sta_info *psta;
+	u16 tid, start_seq, param;
+	struct recv_reorder_ctrl *preorder_ctrl;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req;
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	psta = rtw_get_stainfo(pstapriv, addr);
+
+	if (psta) {
+		start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4;
+
+		param = le16_to_cpu(preq->BA_para_set);
+		tid = (param>>2)&0x0f;
+
+		preorder_ctrl = &psta->recvreorder_ctrl[tid];
+
+		#ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ
+		preorder_ctrl->indicate_seq = start_seq;
+		#ifdef DBG_RX_SEQ
+		DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __func__, __LINE__,
+			preorder_ctrl->indicate_seq, start_seq);
+		#endif
+		#else
+		preorder_ctrl->indicate_seq = 0xffff;
+		#endif
+
+		preorder_ctrl->enable = (pmlmeinfo->bAcceptAddbaReq == true) ? true : false;
+	}
+
+}
+
+void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
+{
+	u8 *pIE;
+	__le32 *pbuf;
+
+	pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
+	pbuf = (__le32 *)pIE;
+
+	pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1));
+
+	pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
+
+	pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
+}
+
+void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext)
+{
+	rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL);
+}
+
+void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
+{
+	int i;
+	u8 *pIE;
+	__le32 *pbuf;
+	u64 tsf = 0;
+	u32 delay_ms;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+
+	pmlmeext->bcn_cnt++;
+
+	pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
+	pbuf = (__le32 *)pIE;
+
+	tsf = le32_to_cpu(*(pbuf+1));
+	tsf = tsf << 32;
+	tsf |= le32_to_cpu(*pbuf);
+
+	/* DBG_871X("%s(): tsf_upper = 0x%08x, tsf_lower = 0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */
+
+	/* delay = (timestamp mod 1024*100)/1000 (unit: ms) */
+	/* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */
+	delay_ms = rtw_modular64(tsf, (pmlmeinfo->bcn_interval*1024));
+	delay_ms = delay_ms/1000;
+
+	if (delay_ms >= 8)
+		pmlmeext->bcn_delay_cnt[8]++;
+		/* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */
+	else
+		pmlmeext->bcn_delay_cnt[delay_ms]++;
+		/* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */
+
+/*
+	DBG_871X("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt);
+
+
+	for (i = 0; i<9; i++)
+	{
+		DBG_871X("%s():bcn_delay_cnt[%d]=%d,  bcn_delay_ratio[%d]=%d\n", __func__, i,
+			pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]);
+	}
+*/
+
+	/* dump for  adaptive_early_32k */
+	if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done == true)) {
+		u8 ratio_20_delay, ratio_80_delay;
+		u8 DrvBcnEarly, DrvBcnTimeOut;
+
+		ratio_20_delay = 0;
+		ratio_80_delay = 0;
+		DrvBcnEarly = 0xff;
+		DrvBcnTimeOut = 0xff;
+
+		DBG_871X("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt);
+
+		for (i = 0; i < 9; i++) {
+			pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt;
+
+
+			DBG_871X("%s():bcn_delay_cnt[%d]=%d,  bcn_delay_ratio[%d]=%d\n", __func__, i,
+				pmlmeext->bcn_delay_cnt[i], i, pmlmeext->bcn_delay_ratio[i]);
+
+			ratio_20_delay += pmlmeext->bcn_delay_ratio[i];
+			ratio_80_delay += pmlmeext->bcn_delay_ratio[i];
+
+			if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) {
+				DrvBcnEarly = i;
+				DBG_871X("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly);
+			}
+
+			if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) {
+				DrvBcnTimeOut = i;
+				DBG_871X("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut);
+			}
+
+			/* reset adaptive_early_32k cnt */
+			pmlmeext->bcn_delay_cnt[i] = 0;
+			pmlmeext->bcn_delay_ratio[i] = 0;
+		}
+
+		pmlmeext->DrvBcnEarly = DrvBcnEarly;
+		pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut;
+
+		pmlmeext->bcn_cnt = 0;
+	}
+
+}
+
+
+void beacon_timing_control(struct adapter *padapter)
+{
+	rtw_hal_bcn_related_reg_setting(padapter);
+}
+
+void rtw_alloc_macid(struct adapter *padapter, struct sta_info *psta)
+{
+	int i;
+	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+	struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
+
+
+	if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
+		return;
+
+	if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN)) {
+		psta->mac_id = NUM_STA;
+		return;
+	}
+
+	spin_lock_bh(&pdvobj->lock);
+	for (i = 0; i < NUM_STA; i++) {
+		if (pdvobj->macid[i] == false) {
+			pdvobj->macid[i]  = true;
+			break;
+		}
+	}
+	spin_unlock_bh(&pdvobj->lock);
+
+	if (i > (NUM_STA-1)) {
+		psta->mac_id = NUM_STA;
+		DBG_871X("  no room for more MACIDs\n");
+	} else{
+		psta->mac_id = i;
+		DBG_871X("%s = %d\n", __func__, psta->mac_id);
+	}
+
+}
+
+void rtw_release_macid(struct adapter *padapter, struct sta_info *psta)
+{
+	u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+	struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
+
+
+	if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN))
+		return;
+
+	if (!memcmp(psta->hwaddr, myid(&padapter->eeprompriv), ETH_ALEN))
+		return;
+
+	spin_lock_bh(&pdvobj->lock);
+	if (psta->mac_id < NUM_STA && psta->mac_id != 1) {
+		if (pdvobj->macid[psta->mac_id] == true) {
+			DBG_871X("%s = %d\n", __func__, psta->mac_id);
+			pdvobj->macid[psta->mac_id] = false;
+			psta->mac_id = NUM_STA;
+		}
+
+	}
+	spin_unlock_bh(&pdvobj->lock);
+
+}
+/* For 8188E RA */
+u8 rtw_search_max_mac_id(struct adapter *padapter)
+{
+	u8 max_mac_id = 0;
+	struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
+	int i;
+	spin_lock_bh(&pdvobj->lock);
+	for (i = (NUM_STA-1); i >= 0 ; i--) {
+		if (pdvobj->macid[i] == true)
+			break;
+	}
+	max_mac_id = i;
+	spin_unlock_bh(&pdvobj->lock);
+
+	return max_mac_id;
+
+}
+
+struct adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj)
+{
+	if (get_iface_type(dvobj->padapters[i]) != IFACE_PORT0)
+		return NULL;
+
+	return dvobj->padapters;
+}
+
+#ifdef CONFIG_GPIO_API
+int rtw_get_gpio(struct net_device *netdev, int gpio_num)
+{
+	u8 value;
+	u8 direction;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter);
+
+	rtw_ps_deny(adapter, PS_DENY_IOCTL);
+
+	DBG_871X("rf_pwrstate = 0x%02x\n", pwrpriv->rf_pwrstate);
+	LeaveAllPowerSaveModeDirect(adapter);
+
+	/* Read GPIO Direction */
+	direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num;
+
+	/* According the direction to read register value */
+	if (direction)
+		value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & BIT(gpio_num)) >> gpio_num;
+	else
+		value = (rtw_read8(adapter, REG_GPIO_PIN_CTRL) & BIT(gpio_num)) >> gpio_num;
+
+	rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
+	DBG_871X("%s direction =%d value =%d\n", __func__, direction, value);
+
+	return value;
+}
+EXPORT_SYMBOL(rtw_get_gpio);
+
+int  rtw_set_gpio_output_value(struct net_device *netdev, int gpio_num, bool isHigh)
+{
+	u8 direction = 0;
+	u8 res = -1;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
+
+	/* Check GPIO is 4~7 */
+	if (gpio_num > 7 || gpio_num < 4) {
+		DBG_871X("%s The gpio number does not included 4~7.\n", __func__);
+		return -1;
+	}
+
+	rtw_ps_deny(adapter, PS_DENY_IOCTL);
+
+	LeaveAllPowerSaveModeDirect(adapter);
+
+	/* Read GPIO direction */
+	direction = (rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & BIT(gpio_num)) >> gpio_num;
+
+	/* If GPIO is output direction, setting value. */
+	if (direction) {
+		if (isHigh)
+			rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) | BIT(gpio_num));
+		else
+			rtw_write8(adapter, REG_GPIO_PIN_CTRL + 1, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 1) & ~BIT(gpio_num));
+
+		DBG_871X("%s Set gpio %x[%d]=%d\n", __func__, REG_GPIO_PIN_CTRL+1, gpio_num, isHigh);
+		res = 0;
+	} else{
+		DBG_871X("%s The gpio is input, not be set!\n", __func__);
+		res = -1;
+	}
+
+	rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
+	return res;
+}
+EXPORT_SYMBOL(rtw_set_gpio_output_value);
+
+int rtw_config_gpio(struct net_device *netdev, int gpio_num, bool isOutput)
+{
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(netdev);
+
+	if (gpio_num > 7 || gpio_num < 4) {
+		DBG_871X("%s The gpio number does not included 4~7.\n", __func__);
+		return -1;
+	}
+
+	DBG_871X("%s gpio_num =%d direction =%d\n", __func__, gpio_num, isOutput);
+
+	rtw_ps_deny(adapter, PS_DENY_IOCTL);
+
+	LeaveAllPowerSaveModeDirect(adapter);
+
+	if (isOutput)
+		rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) | BIT(gpio_num));
+	else
+		rtw_write8(adapter, REG_GPIO_PIN_CTRL + 2, rtw_read8(adapter, REG_GPIO_PIN_CTRL + 2) & ~BIT(gpio_num));
+
+	rtw_ps_deny_cancel(adapter, PS_DENY_IOCTL);
+
+	return 0;
+}
+EXPORT_SYMBOL(rtw_config_gpio);
+#endif
+
+#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
+void rtw_get_current_ip_address(struct adapter *padapter, u8 *pcurrentip)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr;
+	u8 ipaddress[4];
+
+	if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) ||
+			pmlmeinfo->state & WIFI_FW_AP_STATE) {
+		if (my_ip_ptr != NULL) {
+			struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list;
+			if (my_ifa_list != NULL) {
+				ipaddress[0] = my_ifa_list->ifa_address & 0xFF;
+				ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF;
+				ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF;
+				ipaddress[3] = my_ifa_list->ifa_address >> 24;
+				DBG_871X("%s: %d.%d.%d.%d ==========\n", __func__,
+						ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]);
+				memcpy(pcurrentip, ipaddress, 4);
+			}
+		}
+	}
+}
+#endif
+#ifdef CONFIG_WOWLAN
+void rtw_get_sec_iv(struct adapter *padapter, u8 *pcur_dot11txpn, u8 *StaAddr)
+{
+	struct sta_info 	*psta;
+	struct security_priv *psecpriv = &padapter->securitypriv;
+
+	memset(pcur_dot11txpn, 0, 8);
+	if (NULL == StaAddr)
+		return;
+	psta = rtw_get_stainfo(&padapter->stapriv, StaAddr);
+	DBG_871X("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n",
+		__func__, StaAddr[0], StaAddr[1], StaAddr[2],
+		StaAddr[3], StaAddr[4], StaAddr[5]);
+
+	if (psta) {
+		if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ && psta->dot11txpn.val > 0)
+			psta->dot11txpn.val--;
+		AES_IV(pcur_dot11txpn, psta->dot11txpn, 0);
+
+		DBG_871X("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n"
+		, __func__, pcur_dot11txpn[0], pcur_dot11txpn[1],
+		pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4],
+		pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]);
+	}
+}
+void rtw_set_sec_pn(struct adapter *padapter)
+{
+		struct sta_info         *psta;
+		struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
+		struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);
+		struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+		struct security_priv *psecpriv = &padapter->securitypriv;
+
+		psta = rtw_get_stainfo(&padapter->stapriv,
+		get_my_bssid(&pmlmeinfo->network));
+
+		if (psta) {
+			if (pwrpriv->wowlan_fw_iv > psta->dot11txpn.val) {
+				if (psecpriv->dot11PrivacyAlgrthm != _NO_PRIVACY_)
+					psta->dot11txpn.val = pwrpriv->wowlan_fw_iv + 2;
+			} else {
+				DBG_871X("%s(): FW IV is smaller than driver\n", __func__);
+				psta->dot11txpn.val += 2;
+			}
+			DBG_871X("%s: dot11txpn: 0x%016llx\n", __func__, psta->dot11txpn.val);
+		}
+}
+#endif /* CONFIG_WOWLAN */
+
+#ifdef CONFIG_PNO_SUPPORT
+#define	CSCAN_TLV_TYPE_SSID_IE	'S'
+#define CIPHER_IE "key_mgmt ="
+#define CIPHER_NONE "NONE"
+#define CIPHER_WPA_PSK "WPA-PSK"
+#define CIPHER_WPA_EAP "WPA-EAP IEEE8021X"
+
+#endif /* CONFIG_PNO_SUPPORT */
diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c
new file mode 100644
index 000000000000..60585540069a
--- /dev/null
+++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c
@@ -0,0 +1,3100 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+#define _RTW_XMIT_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+
+static u8 P802_1H_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0xf8 };
+static u8 RFC1042_OUI[P80211_OUI_LEN] = { 0x00, 0x00, 0x00 };
+
+static void _init_txservq(struct tx_servq *ptxservq)
+{
+	INIT_LIST_HEAD(&ptxservq->tx_pending);
+	_rtw_init_queue(&ptxservq->sta_pending);
+	ptxservq->qcnt = 0;
+}
+
+void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv)
+{
+	memset((unsigned char *)psta_xmitpriv, 0, sizeof(struct sta_xmit_priv));
+
+	spin_lock_init(&psta_xmitpriv->lock);
+
+	/* for (i = 0 ; i < MAX_NUMBLKS; i++) */
+	/* 	_init_txservq(&(psta_xmitpriv->blk_q[i])); */
+
+	_init_txservq(&psta_xmitpriv->be_q);
+	_init_txservq(&psta_xmitpriv->bk_q);
+	_init_txservq(&psta_xmitpriv->vi_q);
+	_init_txservq(&psta_xmitpriv->vo_q);
+	INIT_LIST_HEAD(&psta_xmitpriv->legacy_dz);
+	INIT_LIST_HEAD(&psta_xmitpriv->apsd);
+}
+
+s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
+{
+	int i;
+	struct xmit_buf *pxmitbuf;
+	struct xmit_frame *pxframe;
+	sint	res = _SUCCESS;
+
+	/*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
+	/* memset((unsigned char *)pxmitpriv, 0, sizeof(struct xmit_priv)); */
+
+	spin_lock_init(&pxmitpriv->lock);
+	spin_lock_init(&pxmitpriv->lock_sctx);
+	sema_init(&pxmitpriv->xmit_sema, 0);
+	sema_init(&pxmitpriv->terminate_xmitthread_sema, 0);
+
+	/*
+	Please insert all the queue initializaiton using _rtw_init_queue below
+	*/
+
+	pxmitpriv->adapter = padapter;
+
+	/* for (i = 0 ; i < MAX_NUMBLKS; i++) */
+	/* 	_rtw_init_queue(&pxmitpriv->blk_strms[i]); */
+
+	_rtw_init_queue(&pxmitpriv->be_pending);
+	_rtw_init_queue(&pxmitpriv->bk_pending);
+	_rtw_init_queue(&pxmitpriv->vi_pending);
+	_rtw_init_queue(&pxmitpriv->vo_pending);
+	_rtw_init_queue(&pxmitpriv->bm_pending);
+
+	/* _rtw_init_queue(&pxmitpriv->legacy_dz_queue); */
+	/* _rtw_init_queue(&pxmitpriv->apsd_queue); */
+
+	_rtw_init_queue(&pxmitpriv->free_xmit_queue);
+
+	/*
+	Please allocate memory with the sz = (struct xmit_frame) * NR_XMITFRAME,
+	and initialize free_xmit_frame below.
+	Please also apply  free_txobj to link_up all the xmit_frames...
+	*/
+
+	pxmitpriv->pallocated_frame_buf = vzalloc(NR_XMITFRAME * sizeof(struct xmit_frame) + 4);
+
+	if (pxmitpriv->pallocated_frame_buf  == NULL) {
+		pxmitpriv->pxmit_frame_buf = NULL;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_frame fail!\n"));
+		res = _FAIL;
+		goto exit;
+	}
+	pxmitpriv->pxmit_frame_buf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_frame_buf), 4);
+	/* pxmitpriv->pxmit_frame_buf = pxmitpriv->pallocated_frame_buf + 4 - */
+	/* 						((SIZE_PTR) (pxmitpriv->pallocated_frame_buf) &3); */
+
+	pxframe = (struct xmit_frame *) pxmitpriv->pxmit_frame_buf;
+
+	for (i = 0; i < NR_XMITFRAME; i++) {
+		INIT_LIST_HEAD(&(pxframe->list));
+
+		pxframe->padapter = padapter;
+		pxframe->frame_tag = NULL_FRAMETAG;
+
+		pxframe->pkt = NULL;
+
+		pxframe->buf_addr = NULL;
+		pxframe->pxmitbuf = NULL;
+
+		list_add_tail(&(pxframe->list), &(pxmitpriv->free_xmit_queue.queue));
+
+		pxframe++;
+	}
+
+	pxmitpriv->free_xmitframe_cnt = NR_XMITFRAME;
+
+	pxmitpriv->frag_len = MAX_FRAG_THRESHOLD;
+
+
+	/* init xmit_buf */
+	_rtw_init_queue(&pxmitpriv->free_xmitbuf_queue);
+	_rtw_init_queue(&pxmitpriv->pending_xmitbuf_queue);
+
+	pxmitpriv->pallocated_xmitbuf = vzalloc(NR_XMITBUFF * sizeof(struct xmit_buf) + 4);
+
+	if (pxmitpriv->pallocated_xmitbuf  == NULL) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_buf fail!\n"));
+		res = _FAIL;
+		goto exit;
+	}
+
+	pxmitpriv->pxmitbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_xmitbuf), 4);
+	/* pxmitpriv->pxmitbuf = pxmitpriv->pallocated_xmitbuf + 4 - */
+	/* 						((SIZE_PTR) (pxmitpriv->pallocated_xmitbuf) &3); */
+
+	pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf;
+
+	for (i = 0; i < NR_XMITBUFF; i++) {
+		INIT_LIST_HEAD(&pxmitbuf->list);
+
+		pxmitbuf->priv_data = NULL;
+		pxmitbuf->padapter = padapter;
+		pxmitbuf->buf_tag = XMITBUF_DATA;
+
+		/* Tx buf allocation may fail sometimes, so sleep and retry. */
+		res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), true);
+		if (res == _FAIL) {
+			msleep(10);
+			res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), true);
+			if (res == _FAIL)
+				goto exit;
+		}
+
+		pxmitbuf->phead = pxmitbuf->pbuf;
+		pxmitbuf->pend = pxmitbuf->pbuf + MAX_XMITBUF_SZ;
+		pxmitbuf->len = 0;
+		pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
+
+		pxmitbuf->flags = XMIT_VO_QUEUE;
+
+		list_add_tail(&pxmitbuf->list, &(pxmitpriv->free_xmitbuf_queue.queue));
+		#ifdef DBG_XMIT_BUF
+		pxmitbuf->no = i;
+		#endif
+
+		pxmitbuf++;
+
+	}
+
+	pxmitpriv->free_xmitbuf_cnt = NR_XMITBUFF;
+
+	/* init xframe_ext queue,  the same count as extbuf  */
+	_rtw_init_queue(&pxmitpriv->free_xframe_ext_queue);
+
+	pxmitpriv->xframe_ext_alloc_addr = vzalloc(NR_XMIT_EXTBUFF * sizeof(struct xmit_frame) + 4);
+
+	if (pxmitpriv->xframe_ext_alloc_addr  == NULL) {
+		pxmitpriv->xframe_ext = NULL;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xframe_ext fail!\n"));
+		res = _FAIL;
+		goto exit;
+	}
+	pxmitpriv->xframe_ext = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->xframe_ext_alloc_addr), 4);
+	pxframe = (struct xmit_frame *)pxmitpriv->xframe_ext;
+
+	for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
+		INIT_LIST_HEAD(&(pxframe->list));
+
+		pxframe->padapter = padapter;
+		pxframe->frame_tag = NULL_FRAMETAG;
+
+		pxframe->pkt = NULL;
+
+		pxframe->buf_addr = NULL;
+		pxframe->pxmitbuf = NULL;
+
+		pxframe->ext_tag = 1;
+
+		list_add_tail(&(pxframe->list), &(pxmitpriv->free_xframe_ext_queue.queue));
+
+		pxframe++;
+	}
+	pxmitpriv->free_xframe_ext_cnt = NR_XMIT_EXTBUFF;
+
+	/*  Init xmit extension buff */
+	_rtw_init_queue(&pxmitpriv->free_xmit_extbuf_queue);
+
+	pxmitpriv->pallocated_xmit_extbuf = vzalloc(NR_XMIT_EXTBUFF * sizeof(struct xmit_buf) + 4);
+
+	if (pxmitpriv->pallocated_xmit_extbuf  == NULL) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("alloc xmit_extbuf fail!\n"));
+		res = _FAIL;
+		goto exit;
+	}
+
+	pxmitpriv->pxmit_extbuf = (u8 *)N_BYTE_ALIGMENT((SIZE_PTR)(pxmitpriv->pallocated_xmit_extbuf), 4);
+
+	pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf;
+
+	for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
+		INIT_LIST_HEAD(&pxmitbuf->list);
+
+		pxmitbuf->priv_data = NULL;
+		pxmitbuf->padapter = padapter;
+		pxmitbuf->buf_tag = XMITBUF_MGNT;
+
+		res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, MAX_XMIT_EXTBUF_SZ + XMITBUF_ALIGN_SZ, true);
+		if (res == _FAIL) {
+			res = _FAIL;
+			goto exit;
+		}
+
+		pxmitbuf->phead = pxmitbuf->pbuf;
+		pxmitbuf->pend = pxmitbuf->pbuf + MAX_XMIT_EXTBUF_SZ;
+		pxmitbuf->len = 0;
+		pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
+
+		list_add_tail(&pxmitbuf->list, &(pxmitpriv->free_xmit_extbuf_queue.queue));
+		#ifdef DBG_XMIT_BUF_EXT
+		pxmitbuf->no = i;
+		#endif
+		pxmitbuf++;
+
+	}
+
+	pxmitpriv->free_xmit_extbuf_cnt = NR_XMIT_EXTBUFF;
+
+	for (i = 0; i < CMDBUF_MAX; i++) {
+		pxmitbuf = &pxmitpriv->pcmd_xmitbuf[i];
+		if (pxmitbuf) {
+			INIT_LIST_HEAD(&pxmitbuf->list);
+
+			pxmitbuf->priv_data = NULL;
+			pxmitbuf->padapter = padapter;
+			pxmitbuf->buf_tag = XMITBUF_CMD;
+
+			res = rtw_os_xmit_resource_alloc(padapter, pxmitbuf, MAX_CMDBUF_SZ+XMITBUF_ALIGN_SZ, true);
+			if (res == _FAIL) {
+				res = _FAIL;
+				goto exit;
+			}
+
+			pxmitbuf->phead = pxmitbuf->pbuf;
+			pxmitbuf->pend = pxmitbuf->pbuf + MAX_CMDBUF_SZ;
+			pxmitbuf->len = 0;
+			pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
+			pxmitbuf->alloc_sz = MAX_CMDBUF_SZ+XMITBUF_ALIGN_SZ;
+		}
+	}
+
+	rtw_alloc_hwxmits(padapter);
+	rtw_init_hwxmits(pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
+
+  for (i = 0; i < 4; i++) {
+		pxmitpriv->wmm_para_seq[i] = i;
+	}
+
+	pxmitpriv->ack_tx = false;
+	mutex_init(&pxmitpriv->ack_tx_mutex);
+	rtw_sctx_init(&pxmitpriv->ack_tx_ops, 0);
+
+	rtw_hal_init_xmit_priv(padapter);
+
+exit:
+	return res;
+}
+
+void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv)
+{
+       int i;
+      struct adapter *padapter = pxmitpriv->adapter;
+	struct xmit_frame	*pxmitframe = (struct xmit_frame *) pxmitpriv->pxmit_frame_buf;
+	struct xmit_buf *pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmitbuf;
+
+	rtw_hal_free_xmit_priv(padapter);
+
+	if (pxmitpriv->pxmit_frame_buf == NULL)
+		return;
+
+	for (i = 0; i < NR_XMITFRAME; i++) {
+		rtw_os_xmit_complete(padapter, pxmitframe);
+
+		pxmitframe++;
+	}
+
+	for (i = 0; i < NR_XMITBUFF; i++) {
+		rtw_os_xmit_resource_free(padapter, pxmitbuf, (MAX_XMITBUF_SZ + XMITBUF_ALIGN_SZ), true);
+
+		pxmitbuf++;
+	}
+
+	if (pxmitpriv->pallocated_frame_buf)
+		vfree(pxmitpriv->pallocated_frame_buf);
+
+
+	if (pxmitpriv->pallocated_xmitbuf)
+		vfree(pxmitpriv->pallocated_xmitbuf);
+
+	/* free xframe_ext queue,  the same count as extbuf  */
+	pxmitframe = (struct xmit_frame *)pxmitpriv->xframe_ext;
+	if (pxmitframe) {
+		for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
+			rtw_os_xmit_complete(padapter, pxmitframe);
+			pxmitframe++;
+		}
+	}
+	if (pxmitpriv->xframe_ext_alloc_addr)
+		vfree(pxmitpriv->xframe_ext_alloc_addr);
+
+	/*  free xmit extension buff */
+	pxmitbuf = (struct xmit_buf *)pxmitpriv->pxmit_extbuf;
+	for (i = 0; i < NR_XMIT_EXTBUFF; i++) {
+		rtw_os_xmit_resource_free(padapter, pxmitbuf, (MAX_XMIT_EXTBUF_SZ + XMITBUF_ALIGN_SZ), true);
+
+		pxmitbuf++;
+	}
+
+	if (pxmitpriv->pallocated_xmit_extbuf) {
+		vfree(pxmitpriv->pallocated_xmit_extbuf);
+	}
+
+	for (i = 0; i < CMDBUF_MAX; i++) {
+		pxmitbuf = &pxmitpriv->pcmd_xmitbuf[i];
+		if (pxmitbuf != NULL)
+			rtw_os_xmit_resource_free(padapter, pxmitbuf, MAX_CMDBUF_SZ+XMITBUF_ALIGN_SZ, true);
+	}
+
+	rtw_free_hwxmits(padapter);
+
+	mutex_destroy(&pxmitpriv->ack_tx_mutex);
+}
+
+u8 query_ra_short_GI(struct sta_info *psta)
+{
+	u8 sgi = false, sgi_20m = false, sgi_40m = false, sgi_80m = false;
+
+	sgi_20m = psta->htpriv.sgi_20m;
+	sgi_40m = psta->htpriv.sgi_40m;
+
+	switch (psta->bw_mode) {
+	case CHANNEL_WIDTH_80:
+		sgi = sgi_80m;
+		break;
+	case CHANNEL_WIDTH_40:
+		sgi = sgi_40m;
+		break;
+	case CHANNEL_WIDTH_20:
+	default:
+		sgi = sgi_20m;
+		break;
+	}
+
+	return sgi;
+}
+
+static void update_attrib_vcs_info(struct adapter *padapter, struct xmit_frame *pxmitframe)
+{
+	u32 sz;
+	struct pkt_attrib	*pattrib = &pxmitframe->attrib;
+	/* struct sta_info *psta = pattrib->psta; */
+	struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+
+	if (pattrib->nr_frags != 1)
+		sz = padapter->xmitpriv.frag_len;
+	else /* no frag */
+		sz = pattrib->last_txcmdsz;
+
+	/*  (1) RTS_Threshold is compared to the MPDU, not MSDU. */
+	/*  (2) If there are more than one frag in  this MSDU, only the first frag uses protection frame. */
+	/* 		Other fragments are protected by previous fragment. */
+	/* 		So we only need to check the length of first fragment. */
+	if (pmlmeext->cur_wireless_mode < WIRELESS_11_24N  || padapter->registrypriv.wifi_spec) {
+		if (sz > padapter->registrypriv.rts_thresh)
+			pattrib->vcs_mode = RTS_CTS;
+		else{
+			if (pattrib->rtsen)
+				pattrib->vcs_mode = RTS_CTS;
+			else if (pattrib->cts2self)
+				pattrib->vcs_mode = CTS_TO_SELF;
+			else
+				pattrib->vcs_mode = NONE_VCS;
+		}
+	} else{
+		while (true) {
+			/* IOT action */
+			if ((pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_ATHEROS) && (pattrib->ampdu_en == true) &&
+				(padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) {
+				pattrib->vcs_mode = CTS_TO_SELF;
+				break;
+			}
+
+
+			/* check ERP protection */
+			if (pattrib->rtsen || pattrib->cts2self) {
+				if (pattrib->rtsen)
+					pattrib->vcs_mode = RTS_CTS;
+				else if (pattrib->cts2self)
+					pattrib->vcs_mode = CTS_TO_SELF;
+
+				break;
+			}
+
+			/* check HT op mode */
+			if (pattrib->ht_en) {
+				u8 HTOpMode = pmlmeinfo->HT_protection;
+				if ((pmlmeext->cur_bwmode && (HTOpMode == 2 || HTOpMode == 3)) ||
+					(!pmlmeext->cur_bwmode && HTOpMode == 3)) {
+					pattrib->vcs_mode = RTS_CTS;
+					break;
+				}
+			}
+
+			/* check rts */
+			if (sz > padapter->registrypriv.rts_thresh) {
+				pattrib->vcs_mode = RTS_CTS;
+				break;
+			}
+
+			/* to do list: check MIMO power save condition. */
+
+			/* check AMPDU aggregation for TXOP */
+			if (pattrib->ampdu_en == true) {
+				pattrib->vcs_mode = RTS_CTS;
+				break;
+			}
+
+			pattrib->vcs_mode = NONE_VCS;
+			break;
+		}
+	}
+
+	/* for debug : force driver control vrtl_carrier_sense. */
+	if (padapter->driver_vcs_en == 1)
+		pattrib->vcs_mode = padapter->driver_vcs_type;
+}
+
+static void update_attrib_phy_info(struct adapter *padapter, struct pkt_attrib *pattrib, struct sta_info *psta)
+{
+	struct mlme_ext_priv *mlmeext = &padapter->mlmeextpriv;
+
+	pattrib->rtsen = psta->rtsen;
+	pattrib->cts2self = psta->cts2self;
+
+	pattrib->mdata = 0;
+	pattrib->eosp = 0;
+	pattrib->triggered = 0;
+	pattrib->ampdu_spacing = 0;
+
+	/* qos_en, ht_en, init rate, , bw, ch_offset, sgi */
+	pattrib->qos_en = psta->qos_option;
+
+	pattrib->raid = psta->raid;
+
+	if (mlmeext->cur_bwmode < psta->bw_mode)
+		pattrib->bwmode = mlmeext->cur_bwmode;
+	else
+		pattrib->bwmode = psta->bw_mode;
+
+	pattrib->sgi = query_ra_short_GI(psta);
+
+	pattrib->ldpc = psta->ldpc;
+	pattrib->stbc = psta->stbc;
+
+	pattrib->ht_en = psta->htpriv.ht_option;
+	pattrib->ch_offset = psta->htpriv.ch_offset;
+	pattrib->ampdu_en = false;
+
+	if (padapter->driver_ampdu_spacing != 0xFF) /* driver control AMPDU Density for peer sta's rx */
+		pattrib->ampdu_spacing = padapter->driver_ampdu_spacing;
+	else
+		pattrib->ampdu_spacing = psta->htpriv.rx_ampdu_min_spacing;
+
+	/* if (pattrib->ht_en && psta->htpriv.ampdu_enable) */
+	/*  */
+	/* 	if (psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority)) */
+	/* 		pattrib->ampdu_en = true; */
+	/*  */
+
+
+	pattrib->retry_ctrl = false;
+
+#ifdef CONFIG_AUTO_AP_MODE
+	if (psta->isrc && psta->pid > 0)
+		pattrib->pctrl = true;
+#endif
+
+}
+
+static s32 update_attrib_sec_info(struct adapter *padapter, struct pkt_attrib *pattrib, struct sta_info *psta)
+{
+	sint res = _SUCCESS;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+	sint bmcast = IS_MCAST(pattrib->ra);
+
+	memset(pattrib->dot118021x_UncstKey.skey,  0, 16);
+	memset(pattrib->dot11tkiptxmickey.skey,  0, 16);
+	pattrib->mac_id = psta->mac_id;
+
+	if (psta->ieee8021x_blocked == true) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("\n psta->ieee8021x_blocked == true\n"));
+
+		pattrib->encrypt = 0;
+
+		if ((pattrib->ether_type != 0x888e) && (check_fwstate(pmlmepriv, WIFI_MP_STATE) == false)) {
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("\npsta->ieee8021x_blocked == true,  pattrib->ether_type(%.4x) != 0x888e\n", pattrib->ether_type));
+			#ifdef DBG_TX_DROP_FRAME
+			DBG_871X("DBG_TX_DROP_FRAME %s psta->ieee8021x_blocked == true,  pattrib->ether_type(%04x) != 0x888e\n", __func__, pattrib->ether_type);
+			#endif
+			res = _FAIL;
+			goto exit;
+		}
+	} else{
+		GET_ENCRY_ALGO(psecuritypriv, psta, pattrib->encrypt, bmcast);
+
+		switch (psecuritypriv->dot11AuthAlgrthm) {
+		case dot11AuthAlgrthm_Open:
+		case dot11AuthAlgrthm_Shared:
+		case dot11AuthAlgrthm_Auto:
+			pattrib->key_idx = (u8)psecuritypriv->dot11PrivacyKeyIndex;
+			break;
+		case dot11AuthAlgrthm_8021X:
+			if (bmcast)
+				pattrib->key_idx = (u8)psecuritypriv->dot118021XGrpKeyid;
+			else
+				pattrib->key_idx = 0;
+			break;
+		default:
+			pattrib->key_idx = 0;
+			break;
+		}
+
+		/* For WPS 1.0 WEP, driver should not encrypt EAPOL Packet for WPS handshake. */
+		if (((pattrib->encrypt == _WEP40_) || (pattrib->encrypt == _WEP104_)) && (pattrib->ether_type == 0x888e))
+			pattrib->encrypt = _NO_PRIVACY_;
+
+	}
+
+	switch (pattrib->encrypt) {
+	case _WEP40_:
+	case _WEP104_:
+		pattrib->iv_len = 4;
+		pattrib->icv_len = 4;
+		WEP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
+		break;
+
+	case _TKIP_:
+		pattrib->iv_len = 8;
+		pattrib->icv_len = 4;
+
+		if (psecuritypriv->busetkipkey == _FAIL) {
+			#ifdef DBG_TX_DROP_FRAME
+			DBG_871X("DBG_TX_DROP_FRAME %s psecuritypriv->busetkipkey(%d) == _FAIL drop packet\n", __func__, psecuritypriv->busetkipkey);
+			#endif
+			res = _FAIL;
+			goto exit;
+		}
+
+		if (bmcast)
+			TKIP_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
+		else
+			TKIP_IV(pattrib->iv, psta->dot11txpn, 0);
+
+
+		memcpy(pattrib->dot11tkiptxmickey.skey, psta->dot11tkiptxmickey.skey, 16);
+
+		break;
+
+	case _AES_:
+
+		pattrib->iv_len = 8;
+		pattrib->icv_len = 8;
+
+		if (bmcast)
+			AES_IV(pattrib->iv, psta->dot11txpn, pattrib->key_idx);
+		else
+			AES_IV(pattrib->iv, psta->dot11txpn, 0);
+
+		break;
+
+	default:
+		pattrib->iv_len = 0;
+		pattrib->icv_len = 0;
+		break;
+	}
+
+	if (pattrib->encrypt > 0)
+		memcpy(pattrib->dot118021x_UncstKey.skey, psta->dot118021x_UncstKey.skey, 16);
+
+	RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_,
+		("update_attrib: encrypt =%d  securitypriv.sw_encrypt =%d\n",
+		pattrib->encrypt, padapter->securitypriv.sw_encrypt));
+
+	if (pattrib->encrypt &&
+		((padapter->securitypriv.sw_encrypt == true) || (psecuritypriv->hw_decrypted == false))) {
+		pattrib->bswenc = true;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
+			("update_attrib: encrypt =%d securitypriv.hw_decrypted =%d bswenc =true\n",
+			pattrib->encrypt, padapter->securitypriv.sw_encrypt));
+	} else {
+		pattrib->bswenc = false;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("update_attrib: bswenc =false\n"));
+	}
+
+exit:
+
+	return res;
+
+}
+
+u8 qos_acm(u8 acm_mask, u8 priority)
+{
+	u8 change_priority = priority;
+
+	switch (priority) {
+	case 0:
+	case 3:
+		if (acm_mask & BIT(1))
+			change_priority = 1;
+		break;
+	case 1:
+	case 2:
+		break;
+	case 4:
+	case 5:
+		if (acm_mask & BIT(2))
+			change_priority = 0;
+		break;
+	case 6:
+	case 7:
+		if (acm_mask & BIT(3))
+			change_priority = 5;
+		break;
+	default:
+		DBG_871X("qos_acm(): invalid pattrib->priority: %d!!!\n", priority);
+		break;
+	}
+
+	return change_priority;
+}
+
+static void set_qos(struct pkt_file *ppktfile, struct pkt_attrib *pattrib)
+{
+	struct ethhdr etherhdr;
+	struct iphdr ip_hdr;
+	s32 UserPriority = 0;
+
+
+	_rtw_open_pktfile(ppktfile->pkt, ppktfile);
+	_rtw_pktfile_read(ppktfile, (unsigned char *)&etherhdr, ETH_HLEN);
+
+	/*  get UserPriority from IP hdr */
+	if (pattrib->ether_type == 0x0800) {
+		_rtw_pktfile_read(ppktfile, (u8 *)&ip_hdr, sizeof(ip_hdr));
+/* 		UserPriority = (ntohs(ip_hdr.tos) >> 5) & 0x3; */
+		UserPriority = ip_hdr.tos >> 5;
+	}
+	pattrib->priority = UserPriority;
+	pattrib->hdrlen = WLAN_HDR_A3_QOS_LEN;
+	pattrib->subtype = WIFI_QOS_DATA_TYPE;
+}
+
+static s32 update_attrib(struct adapter *padapter, _pkt *pkt, struct pkt_attrib *pattrib)
+{
+	uint i;
+	struct pkt_file pktfile;
+	struct sta_info *psta = NULL;
+	struct ethhdr etherhdr;
+
+	sint bmcast;
+	struct sta_priv 	*pstapriv = &padapter->stapriv;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct qos_priv 	*pqospriv = &pmlmepriv->qospriv;
+	sint res = _SUCCESS;
+
+	DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib);
+
+	_rtw_open_pktfile(pkt, &pktfile);
+	i = _rtw_pktfile_read(&pktfile, (u8 *)&etherhdr, ETH_HLEN);
+
+	pattrib->ether_type = ntohs(etherhdr.h_proto);
+
+
+	memcpy(pattrib->dst, &etherhdr.h_dest, ETH_ALEN);
+	memcpy(pattrib->src, &etherhdr.h_source, ETH_ALEN);
+
+
+	if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ||
+		(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
+		memcpy(pattrib->ra, pattrib->dst, ETH_ALEN);
+		memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
+		DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_adhoc);
+	} else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
+		memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
+		memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
+		DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_sta);
+	} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
+		memcpy(pattrib->ra, pattrib->dst, ETH_ALEN);
+		memcpy(pattrib->ta, get_bssid(pmlmepriv), ETH_ALEN);
+		DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_ap);
+	} else
+		DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_unknown);
+
+	pattrib->pktlen = pktfile.pkt_len;
+
+	if (ETH_P_IP == pattrib->ether_type) {
+		/*  The following is for DHCP and ARP packet, we use cck1M to tx these packets and let LPS awake some time */
+		/*  to prevent DHCP protocol fail */
+
+		u8 tmp[24];
+
+		_rtw_pktfile_read(&pktfile, &tmp[0], 24);
+
+		pattrib->dhcp_pkt = 0;
+		if (pktfile.pkt_len > 282) {/* MINIMUM_DHCP_PACKET_SIZE) { */
+			if (ETH_P_IP == pattrib->ether_type) {/*  IP header */
+				if (((tmp[21] == 68) && (tmp[23] == 67)) ||
+					((tmp[21] == 67) && (tmp[23] == 68))) {
+					/*  68 : UDP BOOTP client */
+					/*  67 : UDP BOOTP server */
+					RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("======================update_attrib: get DHCP Packet\n"));
+					pattrib->dhcp_pkt = 1;
+					DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_dhcp);
+				}
+			}
+		}
+
+		/* for parsing ICMP pakcets */
+		{
+			struct iphdr *piphdr = (struct iphdr *)tmp;
+
+			pattrib->icmp_pkt = 0;
+			if (piphdr->protocol == 0x1) { /*  protocol type in ip header 0x1 is ICMP */
+				pattrib->icmp_pkt = 1;
+				DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_icmp);
+			}
+		}
+
+
+	} else if (0x888e == pattrib->ether_type) {
+		DBG_871X_LEVEL(_drv_always_, "send eapol packet\n");
+	}
+
+	if ((pattrib->ether_type == 0x888e) || (pattrib->dhcp_pkt == 1))
+		rtw_set_scan_deny(padapter, 3000);
+
+	/*  If EAPOL , ARP , OR DHCP packet, driver must be in active mode. */
+	if (pattrib->icmp_pkt == 1)
+		rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 1);
+	else if (pattrib->dhcp_pkt == 1) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_active);
+		rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_SPECIAL_PACKET, 1);
+	}
+
+	bmcast = IS_MCAST(pattrib->ra);
+
+	/*  get sta_info */
+	if (bmcast) {
+		psta = rtw_get_bcmc_stainfo(padapter);
+	} else {
+		psta = rtw_get_stainfo(pstapriv, pattrib->ra);
+		if (psta == NULL)	{ /*  if we cannot get psta => drop the pkt */
+			DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_ucast_sta);
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra:" MAC_FMT"\n", MAC_ARG(pattrib->ra)));
+			#ifdef DBG_TX_DROP_FRAME
+			DBG_871X("DBG_TX_DROP_FRAME %s get sta_info fail, ra:" MAC_FMT"\n", __func__, MAC_ARG(pattrib->ra));
+			#endif
+			res = _FAIL;
+			goto exit;
+		} else if ((check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) && (!(psta->state & _FW_LINKED))) {
+			DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_ucast_ap_link);
+			res = _FAIL;
+			goto exit;
+		}
+	}
+
+	if (psta == NULL) {
+		/*  if we cannot get psta => drop the pkt */
+		DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_sta);
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("\nupdate_attrib => get sta_info fail, ra:" MAC_FMT "\n", MAC_ARG(pattrib->ra)));
+		#ifdef DBG_TX_DROP_FRAME
+		DBG_871X("DBG_TX_DROP_FRAME %s get sta_info fail, ra:" MAC_FMT"\n", __func__, MAC_ARG(pattrib->ra));
+		#endif
+		res = _FAIL;
+		goto exit;
+	}
+
+	if (!(psta->state & _FW_LINKED)) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_link);
+		DBG_871X("%s, psta("MAC_FMT")->state(0x%x) != _FW_LINKED\n", __func__, MAC_ARG(psta->hwaddr), psta->state);
+		return _FAIL;
+	}
+
+
+
+	/* TODO:_lock */
+	if (update_attrib_sec_info(padapter, pattrib, psta) == _FAIL) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_upd_attrib_err_sec);
+		res = _FAIL;
+		goto exit;
+	}
+
+	update_attrib_phy_info(padapter, pattrib, psta);
+
+	/* DBG_8192C("%s ==> mac_id(%d)\n", __func__, pattrib->mac_id); */
+
+	pattrib->psta = psta;
+	/* TODO:_unlock */
+
+	pattrib->pctrl = 0;
+
+	pattrib->ack_policy = 0;
+	/*  get ether_hdr_len */
+	pattrib->pkt_hdrlen = ETH_HLEN;/* pattrib->ether_type == 0x8100) ? (14 + 4): 14; vlan tag */
+
+	pattrib->hdrlen = WLAN_HDR_A3_LEN;
+	pattrib->subtype = WIFI_DATA_TYPE;
+	pattrib->priority = 0;
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE|WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE)) {
+		if (pattrib->qos_en)
+			set_qos(&pktfile, pattrib);
+	} else{
+		if (pqospriv->qos_option) {
+			set_qos(&pktfile, pattrib);
+
+			if (pmlmepriv->acm_mask != 0)
+				pattrib->priority = qos_acm(pmlmepriv->acm_mask, pattrib->priority);
+
+		}
+	}
+
+	/* pattrib->priority = 5; force to used VI queue, for testing */
+
+	rtw_set_tx_chksum_offload(pkt, pattrib);
+
+exit:
+	return res;
+}
+
+static s32 xmitframe_addmic(struct adapter *padapter, struct xmit_frame *pxmitframe)
+{
+	sint			curfragnum, length;
+	u8 *pframe, *payload, mic[8];
+	struct	mic_data		micdata;
+	/* struct	sta_info 	*stainfo; */
+	struct	pkt_attrib	 *pattrib = &pxmitframe->attrib;
+	struct	security_priv *psecuritypriv = &padapter->securitypriv;
+	struct	xmit_priv 	*pxmitpriv = &padapter->xmitpriv;
+	u8 priority[4] = {0x0, 0x0, 0x0, 0x0};
+	u8 hw_hdr_offset = 0;
+	sint bmcst = IS_MCAST(pattrib->ra);
+
+/*
+	if (pattrib->psta)
+	{
+		stainfo = pattrib->psta;
+	}
+	else
+	{
+		DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
+		stainfo =rtw_get_stainfo(&padapter->stapriv ,&pattrib->ra[0]);
+	}
+
+	if (stainfo == NULL)
+	{
+		DBG_871X("%s, psta ==NUL\n", __func__);
+		return _FAIL;
+	}
+
+	if (!(stainfo->state &_FW_LINKED))
+	{
+		DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, stainfo->state);
+		return _FAIL;
+	}
+*/
+
+	hw_hdr_offset = TXDESC_OFFSET;
+
+	if (pattrib->encrypt == _TKIP_) { /* if (psecuritypriv->dot11PrivacyAlgrthm == _TKIP_PRIVACY_) */
+		/* encode mic code */
+		/* if (stainfo!= NULL) */
+		{
+			u8 null_key[16] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
+
+			pframe = pxmitframe->buf_addr + hw_hdr_offset;
+
+			if (bmcst) {
+				if (!memcmp(psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey, null_key, 16)) {
+					/* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey == 0\n"); */
+					/* msleep(10); */
+					return _FAIL;
+				}
+				/* start to calculate the mic code */
+				rtw_secmicsetkey(&micdata, psecuritypriv->dot118021XGrptxmickey[psecuritypriv->dot118021XGrpKeyid].skey);
+			} else {
+				if (!memcmp(&pattrib->dot11tkiptxmickey.skey[0], null_key, 16)) {
+					/* DbgPrint("\nxmitframe_addmic:stainfo->dot11tkiptxmickey == 0\n"); */
+					/* msleep(10); */
+					return _FAIL;
+				}
+				/* start to calculate the mic code */
+				rtw_secmicsetkey(&micdata, &pattrib->dot11tkiptxmickey.skey[0]);
+			}
+
+			if (pframe[1]&1) {   /* ToDS == 1 */
+				rtw_secmicappend(&micdata, &pframe[16], 6);  /* DA */
+				if (pframe[1]&2)  /* From Ds == 1 */
+					rtw_secmicappend(&micdata, &pframe[24], 6);
+				else
+				rtw_secmicappend(&micdata, &pframe[10], 6);
+			} else {	/* ToDS == 0 */
+				rtw_secmicappend(&micdata, &pframe[4], 6);   /* DA */
+				if (pframe[1]&2)  /* From Ds == 1 */
+					rtw_secmicappend(&micdata, &pframe[16], 6);
+				else
+					rtw_secmicappend(&micdata, &pframe[10], 6);
+
+			}
+
+      /* if (pqospriv->qos_option == 1) */
+      if (pattrib->qos_en)
+				priority[0] = (u8)pxmitframe->attrib.priority;
+
+
+			rtw_secmicappend(&micdata, &priority[0], 4);
+
+			payload = pframe;
+
+			for (curfragnum = 0; curfragnum < pattrib->nr_frags; curfragnum++) {
+				payload = (u8 *)RND4((SIZE_PTR)(payload));
+				RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("===curfragnum =%d, pframe = 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x, 0x%.2x,!!!\n",
+					curfragnum, *payload, *(payload+1), *(payload+2), *(payload+3), *(payload+4), *(payload+5), *(payload+6), *(payload+7)));
+
+				payload = payload+pattrib->hdrlen+pattrib->iv_len;
+				RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("curfragnum =%d pattrib->hdrlen =%d pattrib->iv_len =%d", curfragnum, pattrib->hdrlen, pattrib->iv_len));
+				if ((curfragnum+1) == pattrib->nr_frags) {
+					length = pattrib->last_txcmdsz-pattrib->hdrlen-pattrib->iv_len-((pattrib->bswenc) ? pattrib->icv_len : 0);
+					rtw_secmicappend(&micdata, payload, length);
+					payload = payload+length;
+				} else{
+					length = pxmitpriv->frag_len-pattrib->hdrlen-pattrib->iv_len-((pattrib->bswenc) ? pattrib->icv_len : 0);
+					rtw_secmicappend(&micdata, payload, length);
+					payload = payload+length+pattrib->icv_len;
+					RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("curfragnum =%d length =%d pattrib->icv_len =%d", curfragnum, length, pattrib->icv_len));
+				}
+			}
+			rtw_secgetmic(&micdata, &(mic[0]));
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: before add mic code!!!\n"));
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: pattrib->last_txcmdsz =%d!!!\n", pattrib->last_txcmdsz));
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: mic[0]= 0x%.2x , mic[1]= 0x%.2x , mic[2]= 0x%.2x , mic[3]= 0x%.2x\n\
+  mic[4]= 0x%.2x , mic[5]= 0x%.2x , mic[6]= 0x%.2x , mic[7]= 0x%.2x !!!!\n",
+				mic[0], mic[1], mic[2], mic[3], mic[4], mic[5], mic[6], mic[7]));
+			/* add mic code  and add the mic code length in last_txcmdsz */
+
+			memcpy(payload, &(mic[0]), 8);
+			pattrib->last_txcmdsz += 8;
+
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("\n ========last pkt ========\n"));
+			payload = payload-pattrib->last_txcmdsz+8;
+			for (curfragnum = 0; curfragnum < pattrib->last_txcmdsz; curfragnum = curfragnum+8)
+					RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, (" %.2x,  %.2x,  %.2x,  %.2x,  %.2x,  %.2x,  %.2x,  %.2x ",
+					*(payload+curfragnum), *(payload+curfragnum+1), *(payload+curfragnum+2), *(payload+curfragnum+3),
+					*(payload+curfragnum+4), *(payload+curfragnum+5), *(payload+curfragnum+6), *(payload+curfragnum+7)));
+			}
+/*
+			else {
+				RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic: rtw_get_stainfo == NULL!!!\n"));
+			}
+*/
+	}
+	return _SUCCESS;
+}
+
+static s32 xmitframe_swencrypt(struct adapter *padapter, struct xmit_frame *pxmitframe)
+{
+
+	struct	pkt_attrib	 *pattrib = &pxmitframe->attrib;
+	/* struct	security_priv *psecuritypriv =&padapter->securitypriv; */
+
+	/* if ((psecuritypriv->sw_encrypt)||(pattrib->bswenc)) */
+	if (pattrib->bswenc) {
+		/* DBG_871X("start xmitframe_swencrypt\n"); */
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_alert_, ("### xmitframe_swencrypt\n"));
+		switch (pattrib->encrypt) {
+		case _WEP40_:
+		case _WEP104_:
+			rtw_wep_encrypt(padapter, (u8 *)pxmitframe);
+			break;
+		case _TKIP_:
+			rtw_tkip_encrypt(padapter, (u8 *)pxmitframe);
+			break;
+		case _AES_:
+			rtw_aes_encrypt(padapter, (u8 *)pxmitframe);
+			break;
+		default:
+				break;
+		}
+
+	} else
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_, ("### xmitframe_hwencrypt\n"));
+
+	return _SUCCESS;
+}
+
+s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattrib)
+{
+	u16 *qc;
+
+	struct ieee80211_hdr *pwlanhdr = (struct ieee80211_hdr *)hdr;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct qos_priv *pqospriv = &pmlmepriv->qospriv;
+	u8 qos_option = false;
+	sint res = _SUCCESS;
+	__le16 *fctrl = &pwlanhdr->frame_control;
+
+	memset(hdr, 0, WLANHDR_OFFSET);
+
+	SetFrameSubType(fctrl, pattrib->subtype);
+
+	if (pattrib->subtype & WIFI_DATA_TYPE) {
+		if ((check_fwstate(pmlmepriv,  WIFI_STATION_STATE) == true)) {
+			/* to_ds = 1, fr_ds = 0; */
+
+			{
+				/*  1.Data transfer to AP */
+				/*  2.Arp pkt will relayed by AP */
+				SetToDs(fctrl);
+				memcpy(pwlanhdr->addr1, get_bssid(pmlmepriv), ETH_ALEN);
+				memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN);
+				memcpy(pwlanhdr->addr3, pattrib->dst, ETH_ALEN);
+			}
+
+			if (pqospriv->qos_option)
+				qos_option = true;
+
+		} else if ((check_fwstate(pmlmepriv,  WIFI_AP_STATE) == true)) {
+			/* to_ds = 0, fr_ds = 1; */
+			SetFrDs(fctrl);
+			memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN);
+			memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN);
+			memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN);
+
+			if (pattrib->qos_en)
+				qos_option = true;
+		} else if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ||
+		(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
+			memcpy(pwlanhdr->addr1, pattrib->dst, ETH_ALEN);
+			memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN);
+			memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN);
+
+			if (pattrib->qos_en)
+				qos_option = true;
+		} else {
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("fw_state:%x is not allowed to xmit frame\n", get_fwstate(pmlmepriv)));
+			res = _FAIL;
+			goto exit;
+		}
+
+		if (pattrib->mdata)
+			SetMData(fctrl);
+
+		if (pattrib->encrypt)
+			SetPrivacy(fctrl);
+
+		if (qos_option) {
+			qc = (unsigned short *)(hdr + pattrib->hdrlen - 2);
+
+			if (pattrib->priority)
+				SetPriority(qc, pattrib->priority);
+
+			SetEOSP(qc, pattrib->eosp);
+
+			SetAckpolicy(qc, pattrib->ack_policy);
+		}
+
+		/* TODO: fill HT Control Field */
+
+		/* Update Seq Num will be handled by f/w */
+		{
+			struct sta_info *psta;
+			psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
+			if (pattrib->psta != psta) {
+				DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
+				return _FAIL;
+			}
+
+			if (psta == NULL) {
+				DBG_871X("%s, psta ==NUL\n", __func__);
+				return _FAIL;
+			}
+
+			if (!(psta->state & _FW_LINKED)) {
+				DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
+				return _FAIL;
+			}
+
+
+			if (psta) {
+				psta->sta_xmitpriv.txseq_tid[pattrib->priority]++;
+				psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF;
+				pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority];
+
+				SetSeqNum(hdr, pattrib->seqnum);
+
+				/* check if enable ampdu */
+				if (pattrib->ht_en && psta->htpriv.ampdu_enable)
+					if (psta->htpriv.agg_enable_bitmap & BIT(pattrib->priority))
+						pattrib->ampdu_en = true;
+
+
+				/* re-check if enable ampdu by BA_starting_seqctrl */
+				if (pattrib->ampdu_en == true) {
+					u16 tx_seq;
+
+					tx_seq = psta->BA_starting_seqctrl[pattrib->priority & 0x0f];
+
+					/* check BA_starting_seqctrl */
+					if (SN_LESS(pattrib->seqnum, tx_seq)) {
+						/* DBG_871X("tx ampdu seqnum(%d) < tx_seq(%d)\n", pattrib->seqnum, tx_seq); */
+						pattrib->ampdu_en = false;/* AGG BK */
+					} else if (SN_EQUAL(pattrib->seqnum, tx_seq)) {
+						psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (tx_seq+1)&0xfff;
+
+						pattrib->ampdu_en = true;/* AGG EN */
+					} else{
+						/* DBG_871X("tx ampdu over run\n"); */
+						psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum+1)&0xfff;
+						pattrib->ampdu_en = true;/* AGG EN */
+					}
+
+				}
+			}
+		}
+
+	} else{
+
+	}
+
+exit:
+	return res;
+}
+
+s32 rtw_txframes_pending(struct adapter *padapter)
+{
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+	return ((!list_empty(&pxmitpriv->be_pending.queue)) ||
+			 (!list_empty(&pxmitpriv->bk_pending.queue)) ||
+			 (!list_empty(&pxmitpriv->vi_pending.queue)) ||
+			 (!list_empty(&pxmitpriv->vo_pending.queue)));
+}
+
+/*
+ * Calculate wlan 802.11 packet MAX size from pkt_attrib
+ * This function doesn't consider fragment case
+ */
+u32 rtw_calculate_wlan_pkt_size_by_attribue(struct pkt_attrib *pattrib)
+{
+	u32 len = 0;
+
+	len = pattrib->hdrlen + pattrib->iv_len; /*  WLAN Header and IV */
+	len += SNAP_SIZE + sizeof(u16); /*  LLC */
+	len += pattrib->pktlen;
+	if (pattrib->encrypt == _TKIP_)
+		len += 8; /*  MIC */
+	len += ((pattrib->bswenc) ? pattrib->icv_len : 0); /*  ICV */
+
+	return len;
+}
+
+/*
+
+This sub-routine will perform all the following:
+
+1. remove 802.3 header.
+2. create wlan_header, based on the info in pxmitframe
+3. append sta's iv/ext-iv
+4. append LLC
+5. move frag chunk from pframe to pxmitframe->mem
+6. apply sw-encrypt, if necessary.
+
+*/
+s32 rtw_xmitframe_coalesce(struct adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe)
+{
+	struct pkt_file pktfile;
+
+	s32 frg_inx, frg_len, mpdu_len, llc_sz, mem_sz;
+
+	SIZE_PTR addr;
+
+	u8 *pframe, *mem_start;
+	u8 hw_hdr_offset;
+
+	/* struct sta_info 	*psta; */
+	/* struct sta_priv 	*pstapriv = &padapter->stapriv; */
+	/* struct mlme_priv *pmlmepriv = &padapter->mlmepriv; */
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+	struct pkt_attrib	*pattrib = &pxmitframe->attrib;
+
+	u8 *pbuf_start;
+
+	s32 bmcst = IS_MCAST(pattrib->ra);
+	s32 res = _SUCCESS;
+
+/*
+	if (pattrib->psta)
+	{
+		psta = pattrib->psta;
+	} else
+	{
+		DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
+		psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
+	}
+
+	if (psta == NULL)
+  {
+
+		DBG_871X("%s, psta ==NUL\n", __func__);
+		return _FAIL;
+	}
+
+
+	if (!(psta->state &_FW_LINKED))
+	{
+		DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
+		return _FAIL;
+	}
+*/
+	if (pxmitframe->buf_addr == NULL) {
+		DBG_8192C("==> %s buf_addr == NULL\n", __func__);
+		return _FAIL;
+	}
+
+	pbuf_start = pxmitframe->buf_addr;
+
+	hw_hdr_offset = TXDESC_OFFSET;
+	mem_start = pbuf_start +	hw_hdr_offset;
+
+	if (rtw_make_wlanhdr(padapter, mem_start, pattrib) == _FAIL) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n"));
+		DBG_8192C("rtw_xmitframe_coalesce: rtw_make_wlanhdr fail; drop pkt\n");
+		res = _FAIL;
+		goto exit;
+	}
+
+	_rtw_open_pktfile(pkt, &pktfile);
+	_rtw_pktfile_read(&pktfile, NULL, pattrib->pkt_hdrlen);
+
+	frg_inx = 0;
+	frg_len = pxmitpriv->frag_len - 4;/* 2346-4 = 2342 */
+
+	while (1) {
+		llc_sz = 0;
+
+		mpdu_len = frg_len;
+
+		pframe = mem_start;
+
+		SetMFrag(mem_start);
+
+		pframe += pattrib->hdrlen;
+		mpdu_len -= pattrib->hdrlen;
+
+		/* adding icv, if necessary... */
+		if (pattrib->iv_len) {
+			memcpy(pframe, pattrib->iv, pattrib->iv_len);
+
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_notice_,
+				 ("rtw_xmitframe_coalesce: keyid =%d pattrib->iv[3]=%.2x pframe =%.2x %.2x %.2x %.2x\n",
+				  padapter->securitypriv.dot11PrivacyKeyIndex, pattrib->iv[3], *pframe, *(pframe+1), *(pframe+2), *(pframe+3)));
+
+			pframe += pattrib->iv_len;
+
+			mpdu_len -= pattrib->iv_len;
+		}
+
+		if (frg_inx == 0) {
+			llc_sz = rtw_put_snap(pframe, pattrib->ether_type);
+			pframe += llc_sz;
+			mpdu_len -= llc_sz;
+		}
+
+		if ((pattrib->icv_len > 0) && (pattrib->bswenc)) {
+			mpdu_len -= pattrib->icv_len;
+		}
+
+
+		if (bmcst) {
+			/*  don't do fragment to broadcat/multicast packets */
+			mem_sz = _rtw_pktfile_read(&pktfile, pframe, pattrib->pktlen);
+		} else {
+			mem_sz = _rtw_pktfile_read(&pktfile, pframe, mpdu_len);
+		}
+
+		pframe += mem_sz;
+
+		if ((pattrib->icv_len > 0) && (pattrib->bswenc)) {
+			memcpy(pframe, pattrib->icv, pattrib->icv_len);
+			pframe += pattrib->icv_len;
+		}
+
+		frg_inx++;
+
+		if (bmcst || (rtw_endofpktfile(&pktfile) == true)) {
+			pattrib->nr_frags = frg_inx;
+
+			pattrib->last_txcmdsz = pattrib->hdrlen + pattrib->iv_len + ((pattrib->nr_frags == 1) ? llc_sz:0) +
+					((pattrib->bswenc) ? pattrib->icv_len : 0) + mem_sz;
+
+			ClearMFrag(mem_start);
+
+			break;
+		} else
+			RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("%s: There're still something in packet!\n", __func__));
+
+		addr = (SIZE_PTR)(pframe);
+
+		mem_start = (unsigned char *)RND4(addr) + hw_hdr_offset;
+		memcpy(mem_start, pbuf_start + hw_hdr_offset, pattrib->hdrlen);
+
+	}
+
+	if (xmitframe_addmic(padapter, pxmitframe) == _FAIL) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n"));
+		DBG_8192C("xmitframe_addmic(padapter, pxmitframe) == _FAIL\n");
+		res = _FAIL;
+		goto exit;
+	}
+
+	xmitframe_swencrypt(padapter, pxmitframe);
+
+	if (bmcst == false)
+		update_attrib_vcs_info(padapter, pxmitframe);
+	else
+		pattrib->vcs_mode = NONE_VCS;
+
+exit:
+	return res;
+}
+
+/* broadcast or multicast management pkt use BIP, unicast management pkt use CCMP encryption */
+s32 rtw_mgmt_xmitframe_coalesce(struct adapter *padapter, _pkt *pkt, struct xmit_frame *pxmitframe)
+{
+	u8 *pframe, *mem_start = NULL, *tmp_buf = NULL;
+	u8 subtype;
+	struct sta_info 	*psta = NULL;
+	struct pkt_attrib	*pattrib = &pxmitframe->attrib;
+	s32 bmcst = IS_MCAST(pattrib->ra);
+	u8 *BIP_AAD = NULL;
+	u8 *MGMT_body = NULL;
+
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct ieee80211_hdr	*pwlanhdr;
+	u8 MME[_MME_IE_LENGTH_];
+	u32 ori_len;
+	mem_start = pframe = (u8 *)(pxmitframe->buf_addr) + TXDESC_OFFSET;
+	pwlanhdr = (struct ieee80211_hdr *)pframe;
+
+	ori_len = BIP_AAD_SIZE+pattrib->pktlen;
+	tmp_buf = BIP_AAD = rtw_zmalloc(ori_len);
+	subtype = GetFrameSubType(pframe); /* bit(7)~bit(2) */
+
+	if (BIP_AAD == NULL)
+		return _FAIL;
+
+	spin_lock_bh(&padapter->security_key_mutex);
+
+	/* only support station mode */
+	if (!check_fwstate(pmlmepriv, WIFI_STATION_STATE) || !check_fwstate(pmlmepriv, _FW_LINKED))
+		goto xmitframe_coalesce_success;
+
+	/* IGTK key is not install, it may not support 802.11w */
+	if (padapter->securitypriv.binstallBIPkey != true) {
+		DBG_871X("no instll BIP key\n");
+		goto xmitframe_coalesce_success;
+	}
+	/* station mode doesn't need TX BIP, just ready the code */
+	if (bmcst) {
+		int frame_body_len;
+		u8 mic[16];
+
+		memset(MME, 0, 18);
+
+		/* other types doesn't need the BIP */
+		if (GetFrameSubType(pframe) != WIFI_DEAUTH && GetFrameSubType(pframe) != WIFI_DISASSOC)
+			goto xmitframe_coalesce_fail;
+
+		MGMT_body = pframe + sizeof(struct ieee80211_hdr_3addr);
+		pframe += pattrib->pktlen;
+
+		/* octent 0 and 1 is key index , BIP keyid is 4 or 5, LSB only need octent 0 */
+		MME[0] = padapter->securitypriv.dot11wBIPKeyid;
+		/* copy packet number */
+		memcpy(&MME[2], &pmlmeext->mgnt_80211w_IPN, 6);
+		/* increase the packet number */
+		pmlmeext->mgnt_80211w_IPN++;
+
+		/* add MME IE with MIC all zero, MME string doesn't include element id and length */
+		pframe = rtw_set_ie(pframe, _MME_IE_, 16, MME, &(pattrib->pktlen));
+		pattrib->last_txcmdsz = pattrib->pktlen;
+		/*  total frame length - header length */
+		frame_body_len = pattrib->pktlen - sizeof(struct ieee80211_hdr_3addr);
+
+		/* conscruct AAD, copy frame control field */
+		memcpy(BIP_AAD, &pwlanhdr->frame_control, 2);
+		ClearRetry(BIP_AAD);
+		ClearPwrMgt(BIP_AAD);
+		ClearMData(BIP_AAD);
+		/* conscruct AAD, copy address 1 to address 3 */
+		memcpy(BIP_AAD+2, pwlanhdr->addr1, 18);
+		/* copy management fram body */
+		memcpy(BIP_AAD+BIP_AAD_SIZE, MGMT_body, frame_body_len);
+		/* calculate mic */
+		if (omac1_aes_128(padapter->securitypriv.dot11wBIPKey[padapter->securitypriv.dot11wBIPKeyid].skey
+			, BIP_AAD, BIP_AAD_SIZE+frame_body_len, mic))
+			goto xmitframe_coalesce_fail;
+
+		/* copy right BIP mic value, total is 128bits, we use the 0~63 bits */
+		memcpy(pframe-8, mic, 8);
+	} else { /* unicast mgmt frame TX */
+		/* start to encrypt mgmt frame */
+		if (subtype == WIFI_DEAUTH || subtype == WIFI_DISASSOC ||
+			subtype == WIFI_REASSOCREQ || subtype == WIFI_ACTION) {
+			if (pattrib->psta)
+				psta = pattrib->psta;
+			else
+				psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
+
+			if (psta == NULL) {
+
+				DBG_871X("%s, psta ==NUL\n", __func__);
+				goto xmitframe_coalesce_fail;
+			}
+
+			if (!(psta->state & _FW_LINKED) || pxmitframe->buf_addr == NULL) {
+				DBG_871X("%s, not _FW_LINKED or addr null\n", __func__);
+				goto xmitframe_coalesce_fail;
+			}
+
+			/* DBG_871X("%s, action frame category =%d\n", __func__, pframe[WLAN_HDR_A3_LEN]); */
+			/* according 802.11-2012 standard, these five types are not robust types */
+			if (subtype == WIFI_ACTION &&
+			(pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_PUBLIC ||
+			pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_HT ||
+			pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_UNPROTECTED_WNM ||
+			pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_SELF_PROTECTED  ||
+			pframe[WLAN_HDR_A3_LEN] == RTW_WLAN_CATEGORY_P2P))
+				goto xmitframe_coalesce_fail;
+			/* before encrypt dump the management packet content */
+			if (pattrib->encrypt > 0)
+				memcpy(pattrib->dot118021x_UncstKey.skey, psta->dot118021x_UncstKey.skey, 16);
+			/* bakeup original management packet */
+			memcpy(tmp_buf, pframe, pattrib->pktlen);
+			/* move to data portion */
+			pframe += pattrib->hdrlen;
+
+			/* 802.11w unicast management packet must be _AES_ */
+			pattrib->iv_len = 8;
+			/* it's MIC of AES */
+			pattrib->icv_len = 8;
+
+			switch (pattrib->encrypt) {
+			case _AES_:
+					/* set AES IV header */
+					AES_IV(pattrib->iv, psta->dot11wtxpn, 0);
+				break;
+			default:
+				goto xmitframe_coalesce_fail;
+			}
+			/* insert iv header into management frame */
+			memcpy(pframe, pattrib->iv, pattrib->iv_len);
+			pframe += pattrib->iv_len;
+			/* copy mgmt data portion after CCMP header */
+			memcpy(pframe, tmp_buf+pattrib->hdrlen, pattrib->pktlen-pattrib->hdrlen);
+			/* move pframe to end of mgmt pkt */
+			pframe += pattrib->pktlen-pattrib->hdrlen;
+			/* add 8 bytes CCMP IV header to length */
+			pattrib->pktlen += pattrib->iv_len;
+			if ((pattrib->icv_len > 0) && (pattrib->bswenc)) {
+				memcpy(pframe, pattrib->icv, pattrib->icv_len);
+				pframe += pattrib->icv_len;
+			}
+			/* add 8 bytes MIC */
+			pattrib->pktlen += pattrib->icv_len;
+			/* set final tx command size */
+			pattrib->last_txcmdsz = pattrib->pktlen;
+
+			/* set protected bit must be beofre SW encrypt */
+			SetPrivacy(mem_start);
+			/* software encrypt */
+			xmitframe_swencrypt(padapter, pxmitframe);
+		}
+	}
+
+xmitframe_coalesce_success:
+	spin_unlock_bh(&padapter->security_key_mutex);
+	kfree(BIP_AAD);
+	return _SUCCESS;
+
+xmitframe_coalesce_fail:
+	spin_unlock_bh(&padapter->security_key_mutex);
+	kfree(BIP_AAD);
+	return _FAIL;
+}
+
+/* Logical Link Control(LLC) SubNetwork Attachment Point(SNAP) header
+ * IEEE LLC/SNAP header contains 8 octets
+ * First 3 octets comprise the LLC portion
+ * SNAP portion, 5 octets, is divided into two fields:
+ *Organizationally Unique Identifier(OUI), 3 octets,
+ *type, defined by that organization, 2 octets.
+ */
+s32 rtw_put_snap(u8 *data, u16 h_proto)
+{
+	struct ieee80211_snap_hdr *snap;
+	u8 *oui;
+
+	snap = (struct ieee80211_snap_hdr *)data;
+	snap->dsap = 0xaa;
+	snap->ssap = 0xaa;
+	snap->ctrl = 0x03;
+
+	if (h_proto == 0x8137 || h_proto == 0x80f3)
+		oui = P802_1H_OUI;
+	else
+		oui = RFC1042_OUI;
+
+	snap->oui[0] = oui[0];
+	snap->oui[1] = oui[1];
+	snap->oui[2] = oui[2];
+
+	*(__be16 *)(data + SNAP_SIZE) = htons(h_proto);
+
+	return SNAP_SIZE + sizeof(u16);
+}
+
+void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len)
+{
+
+	uint	protection;
+	u8 *perp;
+	sint	 erp_len;
+	struct	xmit_priv *pxmitpriv = &padapter->xmitpriv;
+	struct	registry_priv *pregistrypriv = &padapter->registrypriv;
+
+	switch (pxmitpriv->vcs_setting) {
+	case DISABLE_VCS:
+		pxmitpriv->vcs = NONE_VCS;
+		break;
+
+	case ENABLE_VCS:
+		break;
+
+	case AUTO_VCS:
+	default:
+		perp = rtw_get_ie(ie, _ERPINFO_IE_, &erp_len, ie_len);
+		if (perp == NULL)
+			pxmitpriv->vcs = NONE_VCS;
+		else{
+			protection = (*(perp + 2)) & BIT(1);
+			if (protection) {
+				if (pregistrypriv->vcs_type == RTS_CTS)
+					pxmitpriv->vcs = RTS_CTS;
+				else
+					pxmitpriv->vcs = CTS_TO_SELF;
+			} else
+				pxmitpriv->vcs = NONE_VCS;
+		}
+
+		break;
+
+	}
+}
+
+void rtw_count_tx_stats(struct adapter *padapter, struct xmit_frame *pxmitframe, int sz)
+{
+	struct sta_info *psta = NULL;
+	struct stainfo_stats *pstats = NULL;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	u8 pkt_num = 1;
+
+	if ((pxmitframe->frame_tag&0x0f) == DATA_FRAMETAG) {
+		pkt_num = pxmitframe->agg_num;
+
+		pmlmepriv->LinkDetectInfo.NumTxOkInPeriod += pkt_num;
+
+		pxmitpriv->tx_pkts += pkt_num;
+
+		pxmitpriv->tx_bytes += sz;
+
+		psta = pxmitframe->attrib.psta;
+		if (psta) {
+			pstats = &psta->sta_stats;
+
+			pstats->tx_pkts += pkt_num;
+
+			pstats->tx_bytes += sz;
+		}
+	}
+}
+
+static struct xmit_buf *__rtw_alloc_cmd_xmitbuf(struct xmit_priv *pxmitpriv,
+		enum cmdbuf_type buf_type)
+{
+	struct xmit_buf *pxmitbuf =  NULL;
+
+	pxmitbuf = &pxmitpriv->pcmd_xmitbuf[buf_type];
+	if (pxmitbuf !=  NULL) {
+		pxmitbuf->priv_data = NULL;
+
+		pxmitbuf->len = 0;
+		pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
+		pxmitbuf->agg_num = 0;
+		pxmitbuf->pg_num = 0;
+
+		if (pxmitbuf->sctx) {
+			DBG_871X("%s pxmitbuf->sctx is not NULL\n", __func__);
+			rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
+		}
+	} else
+		DBG_871X("%s fail, no xmitbuf available !!!\n", __func__);
+
+	return pxmitbuf;
+}
+
+struct xmit_frame *__rtw_alloc_cmdxmitframe(struct xmit_priv *pxmitpriv,
+		enum cmdbuf_type buf_type)
+{
+	struct xmit_frame		*pcmdframe;
+	struct xmit_buf		*pxmitbuf;
+
+	pcmdframe = rtw_alloc_xmitframe(pxmitpriv);
+	if (pcmdframe == NULL) {
+		DBG_871X("%s, alloc xmitframe fail\n", __func__);
+		return NULL;
+	}
+
+	pxmitbuf = __rtw_alloc_cmd_xmitbuf(pxmitpriv, buf_type);
+	if (pxmitbuf == NULL) {
+		DBG_871X("%s, alloc xmitbuf fail\n", __func__);
+		rtw_free_xmitframe(pxmitpriv, pcmdframe);
+		return NULL;
+	}
+
+	pcmdframe->frame_tag = MGNT_FRAMETAG;
+
+	pcmdframe->pxmitbuf = pxmitbuf;
+
+	pcmdframe->buf_addr = pxmitbuf->pbuf;
+
+	pxmitbuf->priv_data = pcmdframe;
+
+	return pcmdframe;
+
+}
+
+struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv)
+{
+	_irqL irqL;
+	struct xmit_buf *pxmitbuf =  NULL;
+	struct list_head *plist, *phead;
+	struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
+
+	spin_lock_irqsave(&pfree_queue->lock, irqL);
+
+	if (list_empty(&pfree_queue->queue)) {
+		pxmitbuf = NULL;
+	} else {
+
+		phead = get_list_head(pfree_queue);
+
+		plist = get_next(phead);
+
+		pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list);
+
+		list_del_init(&(pxmitbuf->list));
+	}
+
+	if (pxmitbuf !=  NULL) {
+		pxmitpriv->free_xmit_extbuf_cnt--;
+		#ifdef DBG_XMIT_BUF_EXT
+		DBG_871X("DBG_XMIT_BUF_EXT ALLOC no =%d,  free_xmit_extbuf_cnt =%d\n", pxmitbuf->no, pxmitpriv->free_xmit_extbuf_cnt);
+		#endif
+
+
+		pxmitbuf->priv_data = NULL;
+
+		pxmitbuf->len = 0;
+		pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
+		pxmitbuf->agg_num = 1;
+
+		if (pxmitbuf->sctx) {
+			DBG_871X("%s pxmitbuf->sctx is not NULL\n", __func__);
+			rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
+		}
+
+	}
+
+	spin_unlock_irqrestore(&pfree_queue->lock, irqL);
+
+	return pxmitbuf;
+}
+
+s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
+{
+	_irqL irqL;
+	struct __queue *pfree_queue = &pxmitpriv->free_xmit_extbuf_queue;
+
+	if (pxmitbuf == NULL)
+		return _FAIL;
+
+	spin_lock_irqsave(&pfree_queue->lock, irqL);
+
+	list_del_init(&pxmitbuf->list);
+
+	list_add_tail(&(pxmitbuf->list), get_list_head(pfree_queue));
+	pxmitpriv->free_xmit_extbuf_cnt++;
+	#ifdef DBG_XMIT_BUF_EXT
+	DBG_871X("DBG_XMIT_BUF_EXT FREE no =%d, free_xmit_extbuf_cnt =%d\n", pxmitbuf->no, pxmitpriv->free_xmit_extbuf_cnt);
+	#endif
+
+	spin_unlock_irqrestore(&pfree_queue->lock, irqL);
+
+	return _SUCCESS;
+}
+
+struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv)
+{
+	_irqL irqL;
+	struct xmit_buf *pxmitbuf =  NULL;
+	struct list_head *plist, *phead;
+	struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
+
+	/* DBG_871X("+rtw_alloc_xmitbuf\n"); */
+
+	spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irqL);
+
+	if (list_empty(&pfree_xmitbuf_queue->queue)) {
+		pxmitbuf = NULL;
+	} else {
+
+		phead = get_list_head(pfree_xmitbuf_queue);
+
+		plist = get_next(phead);
+
+		pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list);
+
+		list_del_init(&(pxmitbuf->list));
+	}
+
+	if (pxmitbuf !=  NULL) {
+		pxmitpriv->free_xmitbuf_cnt--;
+		#ifdef DBG_XMIT_BUF
+		DBG_871X("DBG_XMIT_BUF ALLOC no =%d,  free_xmitbuf_cnt =%d\n", pxmitbuf->no, pxmitpriv->free_xmitbuf_cnt);
+		#endif
+		/* DBG_871X("alloc, free_xmitbuf_cnt =%d\n", pxmitpriv->free_xmitbuf_cnt); */
+
+		pxmitbuf->priv_data = NULL;
+
+		pxmitbuf->len = 0;
+		pxmitbuf->pdata = pxmitbuf->ptail = pxmitbuf->phead;
+		pxmitbuf->agg_num = 0;
+		pxmitbuf->pg_num = 0;
+
+		if (pxmitbuf->sctx) {
+			DBG_871X("%s pxmitbuf->sctx is not NULL\n", __func__);
+			rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_ALLOC);
+		}
+	}
+	#ifdef DBG_XMIT_BUF
+	else
+		DBG_871X("DBG_XMIT_BUF rtw_alloc_xmitbuf return NULL\n");
+	#endif
+
+	spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irqL);
+
+	return pxmitbuf;
+}
+
+s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
+{
+	_irqL irqL;
+	struct __queue *pfree_xmitbuf_queue = &pxmitpriv->free_xmitbuf_queue;
+
+	/* DBG_871X("+rtw_free_xmitbuf\n"); */
+
+	if (pxmitbuf == NULL)
+		return _FAIL;
+
+	if (pxmitbuf->sctx) {
+		DBG_871X("%s pxmitbuf->sctx is not NULL\n", __func__);
+		rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_BUF_FREE);
+	}
+
+	if (pxmitbuf->buf_tag == XMITBUF_CMD) {
+	} else if (pxmitbuf->buf_tag == XMITBUF_MGNT) {
+		rtw_free_xmitbuf_ext(pxmitpriv, pxmitbuf);
+	} else{
+		spin_lock_irqsave(&pfree_xmitbuf_queue->lock, irqL);
+
+		list_del_init(&pxmitbuf->list);
+
+		list_add_tail(&(pxmitbuf->list), get_list_head(pfree_xmitbuf_queue));
+
+		pxmitpriv->free_xmitbuf_cnt++;
+		/* DBG_871X("FREE, free_xmitbuf_cnt =%d\n", pxmitpriv->free_xmitbuf_cnt); */
+		#ifdef DBG_XMIT_BUF
+		DBG_871X("DBG_XMIT_BUF FREE no =%d, free_xmitbuf_cnt =%d\n", pxmitbuf->no, pxmitpriv->free_xmitbuf_cnt);
+		#endif
+		spin_unlock_irqrestore(&pfree_xmitbuf_queue->lock, irqL);
+	}
+	return _SUCCESS;
+}
+
+static void rtw_init_xmitframe(struct xmit_frame *pxframe)
+{
+	if (pxframe !=  NULL) { /* default value setting */
+		pxframe->buf_addr = NULL;
+		pxframe->pxmitbuf = NULL;
+
+		memset(&pxframe->attrib, 0, sizeof(struct pkt_attrib));
+		/* pxframe->attrib.psta = NULL; */
+
+		pxframe->frame_tag = DATA_FRAMETAG;
+
+		pxframe->pg_num = 1;
+		pxframe->agg_num = 1;
+		pxframe->ack_report = 0;
+	}
+}
+
+/*
+Calling context:
+1. OS_TXENTRY
+2. RXENTRY (rx_thread or RX_ISR/RX_CallBack)
+
+If we turn on USE_RXTHREAD, then, no need for critical section.
+Otherwise, we must use _enter/_exit critical to protect free_xmit_queue...
+
+Must be very very cautious...
+
+*/
+struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv)/* _queue *pfree_xmit_queue) */
+{
+	/*
+		Please remember to use all the osdep_service api,
+		and lock/unlock or _enter/_exit critical to protect
+		pfree_xmit_queue
+	*/
+
+	struct xmit_frame *pxframe = NULL;
+	struct list_head *plist, *phead;
+	struct __queue *pfree_xmit_queue = &pxmitpriv->free_xmit_queue;
+
+	spin_lock_bh(&pfree_xmit_queue->lock);
+
+	if (list_empty(&pfree_xmit_queue->queue)) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe:%d\n", pxmitpriv->free_xmitframe_cnt));
+		pxframe =  NULL;
+	} else {
+		phead = get_list_head(pfree_xmit_queue);
+
+		plist = get_next(phead);
+
+		pxframe = LIST_CONTAINOR(plist, struct xmit_frame, list);
+
+		list_del_init(&(pxframe->list));
+		pxmitpriv->free_xmitframe_cnt--;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe():free_xmitframe_cnt =%d\n", pxmitpriv->free_xmitframe_cnt));
+	}
+
+	spin_unlock_bh(&pfree_xmit_queue->lock);
+
+	rtw_init_xmitframe(pxframe);
+	return pxframe;
+}
+
+struct xmit_frame *rtw_alloc_xmitframe_ext(struct xmit_priv *pxmitpriv)
+{
+	struct xmit_frame *pxframe = NULL;
+	struct list_head *plist, *phead;
+	struct __queue *queue = &pxmitpriv->free_xframe_ext_queue;
+
+	spin_lock_bh(&queue->lock);
+
+	if (list_empty(&queue->queue)) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe_ext:%d\n", pxmitpriv->free_xframe_ext_cnt));
+		pxframe =  NULL;
+	} else {
+		phead = get_list_head(queue);
+		plist = get_next(phead);
+		pxframe = LIST_CONTAINOR(plist, struct xmit_frame, list);
+
+		list_del_init(&(pxframe->list));
+		pxmitpriv->free_xframe_ext_cnt--;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_alloc_xmitframe_ext():free_xmitframe_cnt =%d\n", pxmitpriv->free_xframe_ext_cnt));
+	}
+
+	spin_unlock_bh(&queue->lock);
+
+	rtw_init_xmitframe(pxframe);
+
+	return pxframe;
+}
+
+struct xmit_frame *rtw_alloc_xmitframe_once(struct xmit_priv *pxmitpriv)
+{
+	struct xmit_frame *pxframe = NULL;
+	u8 *alloc_addr;
+
+	alloc_addr = rtw_zmalloc(sizeof(struct xmit_frame) + 4);
+
+	if (alloc_addr == NULL)
+		goto exit;
+
+	pxframe = (struct xmit_frame *)N_BYTE_ALIGMENT((SIZE_PTR)(alloc_addr), 4);
+	pxframe->alloc_addr = alloc_addr;
+
+	pxframe->padapter = pxmitpriv->adapter;
+	pxframe->frame_tag = NULL_FRAMETAG;
+
+	pxframe->pkt = NULL;
+
+	pxframe->buf_addr = NULL;
+	pxframe->pxmitbuf = NULL;
+
+	rtw_init_xmitframe(pxframe);
+
+	DBG_871X("################## %s ##################\n", __func__);
+
+exit:
+	return pxframe;
+}
+
+s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv, struct xmit_frame *pxmitframe)
+{
+	struct __queue *queue = NULL;
+	struct adapter *padapter = pxmitpriv->adapter;
+	_pkt *pndis_pkt = NULL;
+
+	if (pxmitframe == NULL) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("======rtw_free_xmitframe():pxmitframe == NULL!!!!!!!!!!\n"));
+		goto exit;
+	}
+
+	if (pxmitframe->pkt) {
+		pndis_pkt = pxmitframe->pkt;
+		pxmitframe->pkt = NULL;
+	}
+
+	if (pxmitframe->alloc_addr) {
+		DBG_871X("################## %s with alloc_addr ##################\n", __func__);
+		kfree(pxmitframe->alloc_addr);
+		goto check_pkt_complete;
+	}
+
+	if (pxmitframe->ext_tag == 0)
+		queue = &pxmitpriv->free_xmit_queue;
+	else if (pxmitframe->ext_tag == 1)
+		queue = &pxmitpriv->free_xframe_ext_queue;
+	else {
+
+	}
+
+	spin_lock_bh(&queue->lock);
+
+	list_del_init(&pxmitframe->list);
+	list_add_tail(&pxmitframe->list, get_list_head(queue));
+	if (pxmitframe->ext_tag == 0) {
+		pxmitpriv->free_xmitframe_cnt++;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe():free_xmitframe_cnt =%d\n", pxmitpriv->free_xmitframe_cnt));
+	} else if (pxmitframe->ext_tag == 1) {
+		pxmitpriv->free_xframe_ext_cnt++;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_debug_, ("rtw_free_xmitframe():free_xframe_ext_cnt =%d\n", pxmitpriv->free_xframe_ext_cnt));
+	} else {
+	}
+
+	spin_unlock_bh(&queue->lock);
+
+check_pkt_complete:
+
+	if (pndis_pkt)
+		rtw_os_pkt_complete(padapter, pndis_pkt);
+
+exit:
+	return _SUCCESS;
+}
+
+void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pframequeue)
+{
+	struct list_head	*plist, *phead;
+	struct	xmit_frame	*pxmitframe;
+
+	spin_lock_bh(&(pframequeue->lock));
+
+	phead = get_list_head(pframequeue);
+	plist = get_next(phead);
+
+	while (phead != plist) {
+
+		pxmitframe = LIST_CONTAINOR(plist, struct xmit_frame, list);
+
+		plist = get_next(plist);
+
+		rtw_free_xmitframe(pxmitpriv, pxmitframe);
+
+	}
+	spin_unlock_bh(&(pframequeue->lock));
+}
+
+s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe)
+{
+	DBG_COUNTER(padapter->tx_logs.core_tx_enqueue);
+	if (rtw_xmit_classifier(padapter, pxmitframe) == _FAIL) {
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_,
+			 ("rtw_xmitframe_enqueue: drop xmit pkt for classifier fail\n"));
+/* 		pxmitframe->pkt = NULL; */
+		return _FAIL;
+	}
+
+	return _SUCCESS;
+}
+
+struct tx_servq *rtw_get_sta_pending(struct adapter *padapter, struct sta_info *psta, sint up, u8 *ac)
+{
+	struct tx_servq *ptxservq = NULL;
+
+	switch (up) {
+	case 1:
+	case 2:
+		ptxservq = &(psta->sta_xmitpriv.bk_q);
+		*(ac) = 3;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : BK\n"));
+		break;
+
+	case 4:
+	case 5:
+		ptxservq = &(psta->sta_xmitpriv.vi_q);
+		*(ac) = 1;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : VI\n"));
+		break;
+
+	case 6:
+	case 7:
+		ptxservq = &(psta->sta_xmitpriv.vo_q);
+		*(ac) = 0;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : VO\n"));
+		break;
+
+	case 0:
+	case 3:
+	default:
+		ptxservq = &(psta->sta_xmitpriv.be_q);
+		*(ac) = 2;
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("rtw_get_sta_pending : BE\n"));
+	break;
+
+	}
+
+	return ptxservq;
+}
+
+/*
+ * Will enqueue pxmitframe to the proper queue,
+ * and indicate it to xx_pending list.....
+ */
+s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe)
+{
+	/* _irqL irqL0; */
+	u8 ac_index;
+	struct sta_info *psta;
+	struct tx_servq	*ptxservq;
+	struct pkt_attrib	*pattrib = &pxmitframe->attrib;
+	struct hw_xmit	*phwxmits =  padapter->xmitpriv.hwxmits;
+	sint res = _SUCCESS;
+
+	DBG_COUNTER(padapter->tx_logs.core_tx_enqueue_class);
+
+/*
+	if (pattrib->psta) {
+		psta = pattrib->psta;
+	} else {
+		DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
+		psta = rtw_get_stainfo(pstapriv, pattrib->ra);
+	}
+*/
+
+	psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
+	if (pattrib->psta != psta) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_enqueue_class_err_sta);
+		DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
+		return _FAIL;
+	}
+
+	if (psta == NULL) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_enqueue_class_err_nosta);
+		res = _FAIL;
+		DBG_8192C("rtw_xmit_classifier: psta == NULL\n");
+		RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("rtw_xmit_classifier: psta == NULL\n"));
+		goto exit;
+	}
+
+	if (!(psta->state & _FW_LINKED)) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_enqueue_class_err_fwlink);
+		DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
+		return _FAIL;
+	}
+
+	ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index));
+
+	/* spin_lock_irqsave(&pstapending->lock, irqL0); */
+
+	if (list_empty(&ptxservq->tx_pending)) {
+		list_add_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue));
+	}
+
+	/* spin_lock_irqsave(&ptxservq->sta_pending.lock, irqL1); */
+
+	list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending));
+	ptxservq->qcnt++;
+	phwxmits[ac_index].accnt++;
+
+	/* spin_unlock_irqrestore(&ptxservq->sta_pending.lock, irqL1); */
+
+	/* spin_unlock_irqrestore(&pstapending->lock, irqL0); */
+
+exit:
+
+	return res;
+}
+
+void rtw_alloc_hwxmits(struct adapter *padapter)
+{
+	struct hw_xmit *hwxmits;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+	pxmitpriv->hwxmit_entry = HWXMIT_ENTRY;
+
+	pxmitpriv->hwxmits = NULL;
+
+	pxmitpriv->hwxmits = (struct hw_xmit *)rtw_zmalloc(sizeof(struct hw_xmit) * pxmitpriv->hwxmit_entry);
+
+	if (pxmitpriv->hwxmits == NULL) {
+		DBG_871X("alloc hwxmits fail!...\n");
+		return;
+	}
+
+	hwxmits = pxmitpriv->hwxmits;
+
+	if (pxmitpriv->hwxmit_entry == 5) {
+		/* pxmitpriv->bmc_txqueue.head = 0; */
+		/* hwxmits[0] .phwtxqueue = &pxmitpriv->bmc_txqueue; */
+		hwxmits[0] .sta_queue = &pxmitpriv->bm_pending;
+
+		/* pxmitpriv->vo_txqueue.head = 0; */
+		/* hwxmits[1] .phwtxqueue = &pxmitpriv->vo_txqueue; */
+		hwxmits[1] .sta_queue = &pxmitpriv->vo_pending;
+
+		/* pxmitpriv->vi_txqueue.head = 0; */
+		/* hwxmits[2] .phwtxqueue = &pxmitpriv->vi_txqueue; */
+		hwxmits[2] .sta_queue = &pxmitpriv->vi_pending;
+
+		/* pxmitpriv->bk_txqueue.head = 0; */
+		/* hwxmits[3] .phwtxqueue = &pxmitpriv->bk_txqueue; */
+		hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
+
+		/* pxmitpriv->be_txqueue.head = 0; */
+		/* hwxmits[4] .phwtxqueue = &pxmitpriv->be_txqueue; */
+		hwxmits[4] .sta_queue = &pxmitpriv->be_pending;
+
+	} else if (pxmitpriv->hwxmit_entry == 4) {
+
+		/* pxmitpriv->vo_txqueue.head = 0; */
+		/* hwxmits[0] .phwtxqueue = &pxmitpriv->vo_txqueue; */
+		hwxmits[0] .sta_queue = &pxmitpriv->vo_pending;
+
+		/* pxmitpriv->vi_txqueue.head = 0; */
+		/* hwxmits[1] .phwtxqueue = &pxmitpriv->vi_txqueue; */
+		hwxmits[1] .sta_queue = &pxmitpriv->vi_pending;
+
+		/* pxmitpriv->be_txqueue.head = 0; */
+		/* hwxmits[2] .phwtxqueue = &pxmitpriv->be_txqueue; */
+		hwxmits[2] .sta_queue = &pxmitpriv->be_pending;
+
+		/* pxmitpriv->bk_txqueue.head = 0; */
+		/* hwxmits[3] .phwtxqueue = &pxmitpriv->bk_txqueue; */
+		hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
+	} else {
+
+	}
+
+
+}
+
+void rtw_free_hwxmits(struct adapter *padapter)
+{
+	struct hw_xmit *hwxmits;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+	hwxmits = pxmitpriv->hwxmits;
+	if (hwxmits)
+		kfree((u8 *)hwxmits);
+}
+
+void rtw_init_hwxmits(struct hw_xmit *phwxmit, sint entry)
+{
+	sint i;
+
+	for (i = 0; i < entry; i++, phwxmit++) {
+		/* spin_lock_init(&phwxmit->xmit_lock); */
+		/* INIT_LIST_HEAD(&phwxmit->pending); */
+		/* phwxmit->txcmdcnt = 0; */
+		phwxmit->accnt = 0;
+	}
+}
+
+u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe)
+{
+	u32 addr;
+	struct pkt_attrib *pattrib = &pxmitframe->attrib;
+
+	switch (pattrib->qsel) {
+	case 0:
+	case 3:
+		addr = BE_QUEUE_INX;
+		break;
+	case 1:
+	case 2:
+		addr = BK_QUEUE_INX;
+		break;
+	case 4:
+	case 5:
+		addr = VI_QUEUE_INX;
+		break;
+	case 6:
+	case 7:
+		addr = VO_QUEUE_INX;
+		break;
+	case 0x10:
+		addr = BCN_QUEUE_INX;
+		break;
+	case 0x11:/* BC/MC in PS (HIQ) */
+		addr = HIGH_QUEUE_INX;
+		break;
+	case 0x12:
+	default:
+		addr = MGT_QUEUE_INX;
+		break;
+
+	}
+
+	return addr;
+
+}
+
+static void do_queue_select(struct adapter	*padapter, struct pkt_attrib *pattrib)
+{
+	u8 qsel;
+
+	qsel = pattrib->priority;
+	RT_TRACE(_module_rtl871x_xmit_c_, _drv_info_, ("### do_queue_select priority =%d , qsel = %d\n", pattrib->priority, qsel));
+
+	pattrib->qsel = qsel;
+}
+
+/*
+ * The main transmit(tx) entry
+ *
+ * Return
+ *1	enqueue
+ *0	success, hardware will handle this xmit frame(packet)
+ *<0	fail
+ */
+s32 rtw_xmit(struct adapter *padapter, _pkt **ppkt)
+{
+	static unsigned long start = 0;
+	static u32 drop_cnt = 0;
+
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+	struct xmit_frame *pxmitframe = NULL;
+
+	s32 res;
+
+	DBG_COUNTER(padapter->tx_logs.core_tx);
+
+	if (start == 0)
+		start = jiffies;
+
+	pxmitframe = rtw_alloc_xmitframe(pxmitpriv);
+
+	if (jiffies_to_msecs(jiffies - start) > 2000) {
+		if (drop_cnt)
+			DBG_871X("DBG_TX_DROP_FRAME %s no more pxmitframe, drop_cnt:%u\n", __func__, drop_cnt);
+		start = jiffies;
+		drop_cnt = 0;
+	}
+
+	if (pxmitframe == NULL) {
+		drop_cnt++;
+		RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: no more pxmitframe\n"));
+		DBG_COUNTER(padapter->tx_logs.core_tx_err_pxmitframe);
+		return -1;
+	}
+
+	res = update_attrib(padapter, *ppkt, &pxmitframe->attrib);
+
+	if (res == _FAIL) {
+		RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("rtw_xmit: update attrib fail\n"));
+		#ifdef DBG_TX_DROP_FRAME
+		DBG_871X("DBG_TX_DROP_FRAME %s update attrib fail\n", __func__);
+		#endif
+		rtw_free_xmitframe(pxmitpriv, pxmitframe);
+		return -1;
+	}
+	pxmitframe->pkt = *ppkt;
+
+	do_queue_select(padapter, &pxmitframe->attrib);
+
+	spin_lock_bh(&pxmitpriv->lock);
+	if (xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe) == true) {
+		spin_unlock_bh(&pxmitpriv->lock);
+		DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue);
+		return 1;
+	}
+	spin_unlock_bh(&pxmitpriv->lock);
+
+	/* pre_xmitframe */
+	if (rtw_hal_xmit(padapter, pxmitframe) == false)
+		return 1;
+
+	return 0;
+}
+
+#define RTW_HIQ_FILTER_ALLOW_ALL 0
+#define RTW_HIQ_FILTER_ALLOW_SPECIAL 1
+#define RTW_HIQ_FILTER_DENY_ALL 2
+
+inline bool xmitframe_hiq_filter(struct xmit_frame *xmitframe)
+{
+	bool allow = false;
+	struct adapter *adapter = xmitframe->padapter;
+	struct registry_priv *registry = &adapter->registrypriv;
+
+	if (registry->hiq_filter == RTW_HIQ_FILTER_ALLOW_SPECIAL) {
+
+		struct pkt_attrib *attrib = &xmitframe->attrib;
+
+		if (attrib->ether_type == 0x0806
+			|| attrib->ether_type == 0x888e
+			|| attrib->dhcp_pkt
+		) {
+			DBG_871X(FUNC_ADPT_FMT" ether_type:0x%04x%s\n", FUNC_ADPT_ARG(xmitframe->padapter)
+				, attrib->ether_type, attrib->dhcp_pkt?" DHCP":"");
+			allow = true;
+		}
+	} else if (registry->hiq_filter == RTW_HIQ_FILTER_ALLOW_ALL)
+		allow = true;
+	else if (registry->hiq_filter == RTW_HIQ_FILTER_DENY_ALL) {
+	} else
+		rtw_warn_on(1);
+
+	return allow;
+}
+
+sint xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe)
+{
+	sint ret = false;
+	struct sta_info *psta = NULL;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct pkt_attrib *pattrib = &pxmitframe->attrib;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	sint bmcst = IS_MCAST(pattrib->ra);
+	bool update_tim = false;
+
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == false) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_fwstate);
+	    return ret;
+	}
+/*
+	if (pattrib->psta)
+	{
+		psta = pattrib->psta;
+	}
+	else
+	{
+		DBG_871X("%s, call rtw_get_stainfo()\n", __func__);
+		psta =rtw_get_stainfo(pstapriv, pattrib->ra);
+	}
+*/
+	psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
+	if (pattrib->psta != psta) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_sta);
+		DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
+		return false;
+	}
+
+	if (psta == NULL) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_nosta);
+		DBG_871X("%s, psta ==NUL\n", __func__);
+		return false;
+	}
+
+	if (!(psta->state & _FW_LINKED)) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_link);
+		DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
+		return false;
+	}
+
+	if (pattrib->triggered == 1) {
+		DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_warn_trigger);
+		/* DBG_871X("directly xmit pspoll_triggered packet\n"); */
+
+		/* pattrib->triggered = 0; */
+		if (bmcst && xmitframe_hiq_filter(pxmitframe) == true)
+			pattrib->qsel = 0x11;/* HIQ */
+
+		return ret;
+	}
+
+
+	if (bmcst) {
+		spin_lock_bh(&psta->sleep_q.lock);
+
+		if (pstapriv->sta_dz_bitmap) { /* if anyone sta is in ps mode */
+			/* pattrib->qsel = 0x11;HIQ */
+
+			list_del_init(&pxmitframe->list);
+
+			/* spin_lock_bh(&psta->sleep_q.lock); */
+
+			list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q));
+
+			psta->sleepq_len++;
+
+			if (!(pstapriv->tim_bitmap & BIT(0)))
+				update_tim = true;
+
+			pstapriv->tim_bitmap |= BIT(0);/*  */
+			pstapriv->sta_dz_bitmap |= BIT(0);
+
+			/* DBG_871X("enqueue, sq_len =%d, tim =%x\n", psta->sleepq_len, pstapriv->tim_bitmap); */
+
+			if (update_tim == true) {
+				update_beacon(padapter, _TIM_IE_, NULL, true);
+			} else {
+				chk_bmc_sleepq_cmd(padapter);
+			}
+
+			/* spin_unlock_bh(&psta->sleep_q.lock); */
+
+			ret = true;
+
+			DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_mcast);
+
+		}
+
+		spin_unlock_bh(&psta->sleep_q.lock);
+
+		return ret;
+
+	}
+
+
+	spin_lock_bh(&psta->sleep_q.lock);
+
+	if (psta->state&WIFI_SLEEP_STATE) {
+		u8 wmmps_ac = 0;
+
+		if (pstapriv->sta_dz_bitmap & BIT(psta->aid)) {
+			list_del_init(&pxmitframe->list);
+
+			/* spin_lock_bh(&psta->sleep_q.lock); */
+
+			list_add_tail(&pxmitframe->list, get_list_head(&psta->sleep_q));
+
+			psta->sleepq_len++;
+
+			switch (pattrib->priority) {
+			case 1:
+			case 2:
+				wmmps_ac = psta->uapsd_bk&BIT(0);
+				break;
+			case 4:
+			case 5:
+				wmmps_ac = psta->uapsd_vi&BIT(0);
+				break;
+			case 6:
+			case 7:
+				wmmps_ac = psta->uapsd_vo&BIT(0);
+				break;
+			case 0:
+			case 3:
+			default:
+				wmmps_ac = psta->uapsd_be&BIT(0);
+				break;
+			}
+
+			if (wmmps_ac)
+				psta->sleepq_ac_len++;
+
+			if (((psta->has_legacy_ac) && (!wmmps_ac)) || ((!psta->has_legacy_ac) && (wmmps_ac))) {
+				if (!(pstapriv->tim_bitmap & BIT(psta->aid)))
+					update_tim = true;
+
+				pstapriv->tim_bitmap |= BIT(psta->aid);
+
+				/* DBG_871X("enqueue, sq_len =%d, tim =%x\n", psta->sleepq_len, pstapriv->tim_bitmap); */
+
+				if (update_tim == true)
+					/* DBG_871X("sleepq_len == 1, update BCNTIM\n"); */
+					/* upate BCN for TIM IE */
+					update_beacon(padapter, _TIM_IE_, NULL, true);
+			}
+
+			/* spin_unlock_bh(&psta->sleep_q.lock); */
+
+			/* if (psta->sleepq_len > (NR_XMITFRAME>>3)) */
+			/*  */
+			/* 	wakeup_sta_to_xmit(padapter, psta); */
+			/*  */
+
+			ret = true;
+
+			DBG_COUNTER(padapter->tx_logs.core_tx_ap_enqueue_ucast);
+		}
+
+	}
+
+	spin_unlock_bh(&psta->sleep_q.lock);
+
+	return ret;
+
+}
+
+static void dequeue_xmitframes_to_sleeping_queue(struct adapter *padapter, struct sta_info *psta, struct __queue *pframequeue)
+{
+	sint ret;
+	struct list_head	*plist, *phead;
+	u8 ac_index;
+	struct tx_servq	*ptxservq;
+	struct pkt_attrib	*pattrib;
+	struct xmit_frame	*pxmitframe;
+	struct hw_xmit *phwxmits =  padapter->xmitpriv.hwxmits;
+
+	phead = get_list_head(pframequeue);
+	plist = get_next(phead);
+
+	while (phead != plist) {
+		pxmitframe = LIST_CONTAINOR(plist, struct xmit_frame, list);
+
+		plist = get_next(plist);
+
+		pattrib = &pxmitframe->attrib;
+
+		pattrib->triggered = 0;
+
+		ret = xmitframe_enqueue_for_sleeping_sta(padapter, pxmitframe);
+
+		if (true == ret) {
+			ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index));
+
+			ptxservq->qcnt--;
+			phwxmits[ac_index].accnt--;
+		} else {
+			/* DBG_871X("xmitframe_enqueue_for_sleeping_sta return false\n"); */
+		}
+
+	}
+
+}
+
+void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta)
+{
+	struct sta_info *psta_bmc;
+	struct sta_xmit_priv *pstaxmitpriv;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+	pstaxmitpriv = &psta->sta_xmitpriv;
+
+	/* for BC/MC Frames */
+	psta_bmc = rtw_get_bcmc_stainfo(padapter);
+
+
+	spin_lock_bh(&pxmitpriv->lock);
+
+	psta->state |= WIFI_SLEEP_STATE;
+
+	pstapriv->sta_dz_bitmap |= BIT(psta->aid);
+
+
+
+	dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vo_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->vo_q.tx_pending));
+
+
+	dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->vi_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->vi_q.tx_pending));
+
+
+	dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->be_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->be_q.tx_pending));
+
+
+	dequeue_xmitframes_to_sleeping_queue(padapter, psta, &pstaxmitpriv->bk_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->bk_q.tx_pending));
+
+	/* for BC/MC Frames */
+	pstaxmitpriv = &psta_bmc->sta_xmitpriv;
+	dequeue_xmitframes_to_sleeping_queue(padapter, psta_bmc, &pstaxmitpriv->be_q.sta_pending);
+	list_del_init(&(pstaxmitpriv->be_q.tx_pending));
+
+	spin_unlock_bh(&pxmitpriv->lock);
+}
+
+void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta)
+{
+	u8 update_mask = 0, wmmps_ac = 0;
+	struct sta_info *psta_bmc;
+	struct list_head	*xmitframe_plist, *xmitframe_phead;
+	struct xmit_frame *pxmitframe = NULL;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+	psta_bmc = rtw_get_bcmc_stainfo(padapter);
+
+
+	/* spin_lock_bh(&psta->sleep_q.lock); */
+	spin_lock_bh(&pxmitpriv->lock);
+
+	xmitframe_phead = get_list_head(&psta->sleep_q);
+	xmitframe_plist = get_next(xmitframe_phead);
+
+	while (xmitframe_phead != xmitframe_plist) {
+		pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
+
+		xmitframe_plist = get_next(xmitframe_plist);
+
+		list_del_init(&pxmitframe->list);
+
+		switch (pxmitframe->attrib.priority) {
+		case 1:
+		case 2:
+			wmmps_ac = psta->uapsd_bk&BIT(1);
+			break;
+		case 4:
+		case 5:
+			wmmps_ac = psta->uapsd_vi&BIT(1);
+			break;
+		case 6:
+		case 7:
+			wmmps_ac = psta->uapsd_vo&BIT(1);
+			break;
+		case 0:
+		case 3:
+		default:
+			wmmps_ac = psta->uapsd_be&BIT(1);
+			break;
+		}
+
+		psta->sleepq_len--;
+		if (psta->sleepq_len > 0)
+			pxmitframe->attrib.mdata = 1;
+		else
+			pxmitframe->attrib.mdata = 0;
+
+		if (wmmps_ac) {
+			psta->sleepq_ac_len--;
+			if (psta->sleepq_ac_len > 0) {
+				pxmitframe->attrib.mdata = 1;
+				pxmitframe->attrib.eosp = 0;
+			} else{
+				pxmitframe->attrib.mdata = 0;
+				pxmitframe->attrib.eosp = 1;
+			}
+		}
+
+		pxmitframe->attrib.triggered = 1;
+
+/*
+		spin_unlock_bh(&psta->sleep_q.lock);
+		if (rtw_hal_xmit(padapter, pxmitframe) == true)
+		{
+			rtw_os_xmit_complete(padapter, pxmitframe);
+		}
+		spin_lock_bh(&psta->sleep_q.lock);
+*/
+		rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
+
+
+	}
+
+	if (psta->sleepq_len == 0) {
+		if (pstapriv->tim_bitmap & BIT(psta->aid)) {
+			/* DBG_871X("wakeup to xmit, qlen == 0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
+			/* upate BCN for TIM IE */
+			/* update_BCNTIM(padapter); */
+			update_mask = BIT(0);
+		}
+
+		pstapriv->tim_bitmap &= ~BIT(psta->aid);
+
+		if (psta->state&WIFI_SLEEP_STATE)
+			psta->state ^= WIFI_SLEEP_STATE;
+
+		if (psta->state & WIFI_STA_ALIVE_CHK_STATE) {
+			DBG_871X("%s alive check\n", __func__);
+			psta->expire_to = pstapriv->expire_to;
+			psta->state ^= WIFI_STA_ALIVE_CHK_STATE;
+		}
+
+		pstapriv->sta_dz_bitmap &= ~BIT(psta->aid);
+	}
+
+	/* for BC/MC Frames */
+	if (!psta_bmc)
+		goto _exit;
+
+	if ((pstapriv->sta_dz_bitmap&0xfffe) == 0x0) { /* no any sta in ps mode */
+		xmitframe_phead = get_list_head(&psta_bmc->sleep_q);
+		xmitframe_plist = get_next(xmitframe_phead);
+
+		while (xmitframe_phead != xmitframe_plist) {
+			pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
+
+			xmitframe_plist = get_next(xmitframe_plist);
+
+			list_del_init(&pxmitframe->list);
+
+			psta_bmc->sleepq_len--;
+			if (psta_bmc->sleepq_len > 0)
+				pxmitframe->attrib.mdata = 1;
+			else
+				pxmitframe->attrib.mdata = 0;
+
+
+			pxmitframe->attrib.triggered = 1;
+/*
+			spin_unlock_bh(&psta_bmc->sleep_q.lock);
+			if (rtw_hal_xmit(padapter, pxmitframe) == true)
+			{
+				rtw_os_xmit_complete(padapter, pxmitframe);
+			}
+			spin_lock_bh(&psta_bmc->sleep_q.lock);
+
+*/
+			rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
+
+		}
+
+		if (psta_bmc->sleepq_len == 0) {
+			if (pstapriv->tim_bitmap & BIT(0)) {
+				/* DBG_871X("wakeup to xmit, qlen == 0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
+				/* upate BCN for TIM IE */
+				/* update_BCNTIM(padapter); */
+				update_mask |= BIT(1);
+			}
+			pstapriv->tim_bitmap &= ~BIT(0);
+			pstapriv->sta_dz_bitmap &= ~BIT(0);
+		}
+
+	}
+
+_exit:
+
+	/* spin_unlock_bh(&psta_bmc->sleep_q.lock); */
+	spin_unlock_bh(&pxmitpriv->lock);
+
+	if (update_mask)
+		/* update_BCNTIM(padapter); */
+		/* printk("%s => call update_beacon\n", __func__); */
+		update_beacon(padapter, _TIM_IE_, NULL, true);
+
+}
+
+void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta)
+{
+	u8 wmmps_ac = 0;
+	struct list_head	*xmitframe_plist, *xmitframe_phead;
+	struct xmit_frame *pxmitframe = NULL;
+	struct sta_priv *pstapriv = &padapter->stapriv;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+
+
+	/* spin_lock_bh(&psta->sleep_q.lock); */
+	spin_lock_bh(&pxmitpriv->lock);
+
+	xmitframe_phead = get_list_head(&psta->sleep_q);
+	xmitframe_plist = get_next(xmitframe_phead);
+
+	while (xmitframe_phead != xmitframe_plist) {
+		pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
+
+		xmitframe_plist = get_next(xmitframe_plist);
+
+		switch (pxmitframe->attrib.priority) {
+		case 1:
+		case 2:
+			wmmps_ac = psta->uapsd_bk&BIT(1);
+			break;
+		case 4:
+		case 5:
+			wmmps_ac = psta->uapsd_vi&BIT(1);
+			break;
+		case 6:
+		case 7:
+			wmmps_ac = psta->uapsd_vo&BIT(1);
+			break;
+		case 0:
+		case 3:
+		default:
+			wmmps_ac = psta->uapsd_be&BIT(1);
+			break;
+		}
+
+		if (!wmmps_ac)
+			continue;
+
+		list_del_init(&pxmitframe->list);
+
+		psta->sleepq_len--;
+		psta->sleepq_ac_len--;
+
+		if (psta->sleepq_ac_len > 0) {
+			pxmitframe->attrib.mdata = 1;
+			pxmitframe->attrib.eosp = 0;
+		} else{
+			pxmitframe->attrib.mdata = 0;
+			pxmitframe->attrib.eosp = 1;
+		}
+
+		pxmitframe->attrib.triggered = 1;
+		rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
+
+		if ((psta->sleepq_ac_len == 0) && (!psta->has_legacy_ac) && (wmmps_ac)) {
+			pstapriv->tim_bitmap &= ~BIT(psta->aid);
+
+			/* DBG_871X("wakeup to xmit, qlen == 0, update_BCNTIM, tim =%x\n", pstapriv->tim_bitmap); */
+			/* upate BCN for TIM IE */
+			/* update_BCNTIM(padapter); */
+			update_beacon(padapter, _TIM_IE_, NULL, true);
+			/* update_mask = BIT(0); */
+		}
+
+	}
+
+	/* spin_unlock_bh(&psta->sleep_q.lock); */
+	spin_unlock_bh(&pxmitpriv->lock);
+
+	return;
+}
+
+void enqueue_pending_xmitbuf(
+	struct xmit_priv *pxmitpriv,
+	struct xmit_buf *pxmitbuf)
+{
+	struct __queue *pqueue;
+	struct adapter *pri_adapter = pxmitpriv->adapter;
+
+	pqueue = &pxmitpriv->pending_xmitbuf_queue;
+
+	spin_lock_bh(&pqueue->lock);
+	list_del_init(&pxmitbuf->list);
+	list_add_tail(&pxmitbuf->list, get_list_head(pqueue));
+	spin_unlock_bh(&pqueue->lock);
+
+	up(&(pri_adapter->xmitpriv.xmit_sema));
+}
+
+void enqueue_pending_xmitbuf_to_head(
+	struct xmit_priv *pxmitpriv,
+	struct xmit_buf *pxmitbuf)
+{
+	struct __queue *pqueue;
+
+	pqueue = &pxmitpriv->pending_xmitbuf_queue;
+
+	spin_lock_bh(&pqueue->lock);
+	list_del_init(&pxmitbuf->list);
+	list_add(&pxmitbuf->list, get_list_head(pqueue));
+	spin_unlock_bh(&pqueue->lock);
+}
+
+struct xmit_buf *dequeue_pending_xmitbuf(
+	struct xmit_priv *pxmitpriv)
+{
+	struct xmit_buf *pxmitbuf;
+	struct __queue *pqueue;
+
+
+	pxmitbuf = NULL;
+	pqueue = &pxmitpriv->pending_xmitbuf_queue;
+
+	spin_lock_bh(&pqueue->lock);
+
+	if (!list_empty(&pqueue->queue)) {
+		struct list_head *plist, *phead;
+
+		phead = get_list_head(pqueue);
+		plist = get_next(phead);
+		pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list);
+		list_del_init(&pxmitbuf->list);
+	}
+
+	spin_unlock_bh(&pqueue->lock);
+
+	return pxmitbuf;
+}
+
+struct xmit_buf *dequeue_pending_xmitbuf_under_survey(
+	struct xmit_priv *pxmitpriv)
+{
+	struct xmit_buf *pxmitbuf;
+	struct __queue *pqueue;
+
+
+	pxmitbuf = NULL;
+	pqueue = &pxmitpriv->pending_xmitbuf_queue;
+
+	spin_lock_bh(&pqueue->lock);
+
+	if (!list_empty(&pqueue->queue)) {
+		struct list_head *plist, *phead;
+		u8 type;
+
+		phead = get_list_head(pqueue);
+		plist = phead;
+		do {
+			plist = get_next(plist);
+			if (plist == phead)
+				break;
+
+			pxmitbuf = LIST_CONTAINOR(plist, struct xmit_buf, list);
+
+			type = GetFrameSubType(pxmitbuf->pbuf + TXDESC_OFFSET);
+
+			if ((type == WIFI_PROBEREQ) ||
+				(type == WIFI_DATA_NULL) ||
+				(type == WIFI_QOS_DATA_NULL)) {
+				list_del_init(&pxmitbuf->list);
+				break;
+			}
+			pxmitbuf = NULL;
+		} while (1);
+	}
+
+	spin_unlock_bh(&pqueue->lock);
+
+	return pxmitbuf;
+}
+
+sint check_pending_xmitbuf(
+	struct xmit_priv *pxmitpriv)
+{
+	struct __queue *pqueue;
+	sint	ret = false;
+
+	pqueue = &pxmitpriv->pending_xmitbuf_queue;
+
+	spin_lock_bh(&pqueue->lock);
+
+	if (!list_empty(&pqueue->queue))
+		ret = true;
+
+	spin_unlock_bh(&pqueue->lock);
+
+	return ret;
+}
+
+int rtw_xmit_thread(void *context)
+{
+	s32 err;
+	struct adapter *padapter;
+
+
+	err = _SUCCESS;
+	padapter = (struct adapter *)context;
+
+	thread_enter("RTW_XMIT_THREAD");
+
+	do {
+		err = rtw_hal_xmit_thread_handler(padapter);
+		flush_signals_thread();
+	} while (_SUCCESS == err);
+
+	up(&padapter->xmitpriv.terminate_xmitthread_sema);
+
+	thread_exit();
+}
+
+void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms)
+{
+	sctx->timeout_ms = timeout_ms;
+	sctx->submit_time = jiffies;
+	init_completion(&sctx->done);
+	sctx->status = RTW_SCTX_SUBMITTED;
+}
+
+int rtw_sctx_wait(struct submit_ctx *sctx, const char *msg)
+{
+	int ret = _FAIL;
+	unsigned long expire;
+	int status = 0;
+
+	expire = sctx->timeout_ms ? msecs_to_jiffies(sctx->timeout_ms) : MAX_SCHEDULE_TIMEOUT;
+	if (!wait_for_completion_timeout(&sctx->done, expire)) {
+		/* timeout, do something?? */
+		status = RTW_SCTX_DONE_TIMEOUT;
+		DBG_871X("%s timeout: %s\n", __func__, msg);
+	} else {
+		status = sctx->status;
+	}
+
+	if (status == RTW_SCTX_DONE_SUCCESS) {
+		ret = _SUCCESS;
+	}
+
+	return ret;
+}
+
+static bool rtw_sctx_chk_waring_status(int status)
+{
+	switch (status) {
+	case RTW_SCTX_DONE_UNKNOWN:
+	case RTW_SCTX_DONE_BUF_ALLOC:
+	case RTW_SCTX_DONE_BUF_FREE:
+
+	case RTW_SCTX_DONE_DRV_STOP:
+	case RTW_SCTX_DONE_DEV_REMOVE:
+		return true;
+	default:
+		return false;
+	}
+}
+
+void rtw_sctx_done_err(struct submit_ctx **sctx, int status)
+{
+	if (*sctx) {
+		if (rtw_sctx_chk_waring_status(status))
+			DBG_871X("%s status:%d\n", __func__, status);
+		(*sctx)->status = status;
+		complete(&((*sctx)->done));
+		*sctx = NULL;
+	}
+}
+
+void rtw_sctx_done(struct submit_ctx **sctx)
+{
+	rtw_sctx_done_err(sctx, RTW_SCTX_DONE_SUCCESS);
+}
+
+int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms)
+{
+	struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops;
+
+	pack_tx_ops->submit_time = jiffies;
+	pack_tx_ops->timeout_ms = timeout_ms;
+	pack_tx_ops->status = RTW_SCTX_SUBMITTED;
+
+	return rtw_sctx_wait(pack_tx_ops, __func__);
+}
+
+void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status)
+{
+	struct submit_ctx *pack_tx_ops = &pxmitpriv->ack_tx_ops;
+
+	if (pxmitpriv->ack_tx) {
+		rtw_sctx_done_err(&pack_tx_ops, status);
+	} else {
+		DBG_871X("%s ack_tx not set\n", __func__);
+	}
+}