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>

1 files changed, 1915 insertions, 0 deletions

diff --git a/drivers/staging/rtl8723bs/os_dep/os_intfs.c b/drivers/staging/rtl8723bs/os_dep/os_intfs.c
new file mode 100644
index 000000000000..2ed3067b4af0
--- /dev/null
+++ b/drivers/staging/rtl8723bs/os_dep/os_intfs.c
@@ -0,0 +1,1915 @@
+/******************************************************************************
+ *
+ * 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 _OS_INTFS_C_
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include <hal_data.h>
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Realtek Wireless Lan Driver");
+MODULE_AUTHOR("Realtek Semiconductor Corp.");
+MODULE_VERSION(DRIVERVERSION);
+
+/* module param defaults */
+static int rtw_chip_version = 0x00;
+static int rtw_rfintfs = HWPI;
+static int rtw_lbkmode = 0;/* RTL8712_AIR_TRX; */
+
+
+static int rtw_network_mode = Ndis802_11IBSS;/* Ndis802_11Infrastructure;infra, ad-hoc, auto */
+/* struct ndis_802_11_ssid	ssid; */
+static int rtw_channel = 1;/* ad-hoc support requirement */
+static int rtw_wireless_mode = WIRELESS_MODE_MAX;
+static int rtw_vrtl_carrier_sense = AUTO_VCS;
+static int rtw_vcs_type = RTS_CTS;/*  */
+static int rtw_rts_thresh = 2347;/*  */
+static int rtw_frag_thresh = 2346;/*  */
+static int rtw_preamble = PREAMBLE_LONG;/* long, short, auto */
+static int rtw_scan_mode = 1;/* active, passive */
+static int rtw_adhoc_tx_pwr = 1;
+static int rtw_soft_ap = 0;
+/* int smart_ps = 1; */
+static int rtw_power_mgnt = 1;
+static int rtw_ips_mode = IPS_NORMAL;
+module_param(rtw_ips_mode, int, 0644);
+MODULE_PARM_DESC(rtw_ips_mode,"The default IPS mode");
+
+static int rtw_smart_ps = 2;
+
+static int rtw_check_fw_ps = 1;
+
+static int rtw_usb_rxagg_mode = 2;/* USB_RX_AGG_DMA = 1, USB_RX_AGG_USB =2 */
+module_param(rtw_usb_rxagg_mode, int, 0644);
+
+static int rtw_radio_enable = 1;
+static int rtw_long_retry_lmt = 7;
+static int rtw_short_retry_lmt = 7;
+static int rtw_busy_thresh = 40;
+/* int qos_enable = 0; */
+static int rtw_ack_policy = NORMAL_ACK;
+
+static int rtw_software_encrypt = 0;
+static int rtw_software_decrypt = 0;
+
+static int rtw_acm_method = 0;/*  0:By SW 1:By HW. */
+
+static int rtw_wmm_enable = 1;/*  default is set to enable the wmm. */
+static int rtw_uapsd_enable = 0;
+static int rtw_uapsd_max_sp = NO_LIMIT;
+static int rtw_uapsd_acbk_en = 0;
+static int rtw_uapsd_acbe_en = 0;
+static int rtw_uapsd_acvi_en = 0;
+static int rtw_uapsd_acvo_en = 0;
+
+int rtw_ht_enable = 1;
+/*  0: 20 MHz, 1: 40 MHz, 2: 80 MHz, 3: 160MHz, 4: 80+80MHz */
+/*  2.4G use bit 0 ~ 3, 5G use bit 4 ~ 7 */
+/*  0x21 means enable 2.4G 40MHz & 5G 80MHz */
+static int rtw_bw_mode = 0x21;
+static int rtw_ampdu_enable = 1;/* for enable tx_ampdu ,0: disable, 0x1:enable (but wifi_spec should be 0), 0x2: force enable (don't care wifi_spec) */
+static int rtw_rx_stbc = 1;/*  0: disable, 1:enable 2.4g */
+static int rtw_ampdu_amsdu = 0;/*  0: disabled, 1:enabled, 2:auto . There is an IOT issu with DLINK DIR-629 when the flag turn on */
+/*  Short GI support Bit Map */
+/*  BIT0 - 20MHz, 0: non-support, 1: support */
+/*  BIT1 - 40MHz, 0: non-support, 1: support */
+/*  BIT2 - 80MHz, 0: non-support, 1: support */
+/*  BIT3 - 160MHz, 0: non-support, 1: support */
+static int rtw_short_gi = 0xf;
+/*  BIT0: Enable VHT LDPC Rx, BIT1: Enable VHT LDPC Tx, BIT4: Enable HT LDPC Rx, BIT5: Enable HT LDPC Tx */
+static int rtw_ldpc_cap = 0x33;
+/*  BIT0: Enable VHT STBC Rx, BIT1: Enable VHT STBC Tx, BIT4: Enable HT STBC Rx, BIT5: Enable HT STBC Tx */
+static int rtw_stbc_cap = 0x13;
+/*  BIT0: Enable VHT Beamformer, BIT1: Enable VHT Beamformee, BIT4: Enable HT Beamformer, BIT5: Enable HT Beamformee */
+static int rtw_beamform_cap = 0x2;
+
+static int rtw_lowrate_two_xmit = 1;/* Use 2 path Tx to transmit MCS0~7 and legacy mode */
+
+/* int rf_config = RF_1T2R;  1T2R */
+static int rtw_rf_config = RF_MAX_TYPE;  /* auto */
+static int rtw_low_power = 0;
+static int rtw_wifi_spec = 0;
+static int rtw_channel_plan = RT_CHANNEL_DOMAIN_MAX;
+
+static int rtw_btcoex_enable = 1;
+module_param(rtw_btcoex_enable, int, 0644);
+MODULE_PARM_DESC(rtw_btcoex_enable, "Enable BT co-existence mechanism");
+static int rtw_bt_iso = 2;/*  0:Low, 1:High, 2:From Efuse */
+static int rtw_bt_sco = 3;/*  0:Idle, 1:None-SCO, 2:SCO, 3:From Counter, 4.Busy, 5.OtherBusy */
+static int rtw_bt_ampdu = 1 ;/*  0:Disable BT control A-MPDU, 1:Enable BT control A-MPDU. */
+static int rtw_ant_num = -1; /*  <0: undefined, >0: Antenna number */
+module_param(rtw_ant_num, int, 0644);
+MODULE_PARM_DESC(rtw_ant_num, "Antenna number setting");
+
+static int rtw_AcceptAddbaReq = true;/*  0:Reject AP's Add BA req, 1:Accept AP's Add BA req. */
+
+static int rtw_antdiv_cfg = 1; /*  0:OFF , 1:ON, 2:decide by Efuse config */
+static int rtw_antdiv_type = 0 ; /* 0:decide by efuse  1: for 88EE, 1Tx and 1RxCG are diversity.(2 Ant with SPDT), 2:  for 88EE, 1Tx and 2Rx are diversity.(2 Ant, Tx and RxCG are both on aux port, RxCS is on main port), 3: for 88EE, 1Tx and 1RxCG are fixed.(1Ant, Tx and RxCG are both on aux port) */
+
+
+static int rtw_enusbss = 0;/* 0:disable, 1:enable */
+
+static int rtw_hwpdn_mode =2;/* 0:disable, 1:enable, 2: by EFUSE config */
+
+#ifdef CONFIG_HW_PWRP_DETECTION
+static int rtw_hwpwrp_detect = 1;
+#else
+static int rtw_hwpwrp_detect = 0; /* HW power  ping detect 0:disable , 1:enable */
+#endif
+
+static int rtw_hw_wps_pbc = 0;
+
+int rtw_mc2u_disable = 0;
+
+static int rtw_80211d = 0;
+
+#ifdef CONFIG_QOS_OPTIMIZATION
+static int rtw_qos_opt_enable = 1;/* 0: disable, 1:enable */
+#else
+static int rtw_qos_opt_enable = 0;/* 0: disable, 1:enable */
+#endif
+module_param(rtw_qos_opt_enable, int, 0644);
+
+static char* ifname = "wlan%d";
+module_param(ifname, charp, 0644);
+MODULE_PARM_DESC(ifname, "The default name to allocate for first interface");
+
+char* rtw_initmac = NULL;  /*  temp mac address if users want to use instead of the mac address in Efuse */
+
+module_param(rtw_initmac, charp, 0644);
+module_param(rtw_channel_plan, int, 0644);
+module_param(rtw_chip_version, int, 0644);
+module_param(rtw_rfintfs, int, 0644);
+module_param(rtw_lbkmode, int, 0644);
+module_param(rtw_network_mode, int, 0644);
+module_param(rtw_channel, int, 0644);
+module_param(rtw_wmm_enable, int, 0644);
+module_param(rtw_vrtl_carrier_sense, int, 0644);
+module_param(rtw_vcs_type, int, 0644);
+module_param(rtw_busy_thresh, int, 0644);
+
+module_param(rtw_ht_enable, int, 0644);
+module_param(rtw_bw_mode, int, 0644);
+module_param(rtw_ampdu_enable, int, 0644);
+module_param(rtw_rx_stbc, int, 0644);
+module_param(rtw_ampdu_amsdu, int, 0644);
+
+module_param(rtw_lowrate_two_xmit, int, 0644);
+
+module_param(rtw_rf_config, int, 0644);
+module_param(rtw_power_mgnt, int, 0644);
+module_param(rtw_smart_ps, int, 0644);
+module_param(rtw_low_power, int, 0644);
+module_param(rtw_wifi_spec, int, 0644);
+
+module_param(rtw_antdiv_cfg, int, 0644);
+module_param(rtw_antdiv_type, int, 0644);
+
+module_param(rtw_enusbss, int, 0644);
+module_param(rtw_hwpdn_mode, int, 0644);
+module_param(rtw_hwpwrp_detect, int, 0644);
+
+module_param(rtw_hw_wps_pbc, int, 0644);
+
+static uint rtw_max_roaming_times =2;
+module_param(rtw_max_roaming_times, uint, 0644);
+MODULE_PARM_DESC(rtw_max_roaming_times,"The max roaming times to try");
+
+module_param(rtw_mc2u_disable, int, 0644);
+
+module_param(rtw_80211d, int, 0644);
+MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism");
+
+static uint rtw_notch_filter = 0;
+module_param(rtw_notch_filter, uint, 0644);
+MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P");
+
+#define CONFIG_RTW_HIQ_FILTER 1
+
+static uint rtw_hiq_filter = CONFIG_RTW_HIQ_FILTER;
+module_param(rtw_hiq_filter, uint, 0644);
+MODULE_PARM_DESC(rtw_hiq_filter, "0:allow all, 1:allow special, 2:deny all");
+
+static int rtw_tx_pwr_lmt_enable = 0;
+static int rtw_tx_pwr_by_rate = 0;
+
+module_param(rtw_tx_pwr_lmt_enable, int, 0644);
+MODULE_PARM_DESC(rtw_tx_pwr_lmt_enable,"0:Disable, 1:Enable, 2: Depend on efuse");
+
+module_param(rtw_tx_pwr_by_rate, int, 0644);
+MODULE_PARM_DESC(rtw_tx_pwr_by_rate,"0:Disable, 1:Enable, 2: Depend on efuse");
+
+char *rtw_phy_file_path = "";
+module_param(rtw_phy_file_path, charp, 0644);
+MODULE_PARM_DESC(rtw_phy_file_path, "The path of phy parameter");
+/*  PHY FILE Bit Map */
+/*  BIT0 - MAC,				0: non-support, 1: support */
+/*  BIT1 - BB,					0: non-support, 1: support */
+/*  BIT2 - BB_PG,				0: non-support, 1: support */
+/*  BIT3 - BB_MP,				0: non-support, 1: support */
+/*  BIT4 - RF,					0: non-support, 1: support */
+/*  BIT5 - RF_TXPWR_TRACK,	0: non-support, 1: support */
+/*  BIT6 - RF_TXPWR_LMT,		0: non-support, 1: support */
+static int rtw_load_phy_file = (BIT2|BIT6);
+module_param(rtw_load_phy_file, int, 0644);
+MODULE_PARM_DESC(rtw_load_phy_file,"PHY File Bit Map");
+static int rtw_decrypt_phy_file = 0;
+module_param(rtw_decrypt_phy_file, int, 0644);
+MODULE_PARM_DESC(rtw_decrypt_phy_file,"Enable Decrypt PHY File");
+
+int _netdev_open(struct net_device *pnetdev);
+int netdev_open (struct net_device *pnetdev);
+static int netdev_close (struct net_device *pnetdev);
+
+static uint loadparam(struct adapter *padapter, _nic_hdl pnetdev)
+{
+	uint status = _SUCCESS;
+	struct registry_priv  *registry_par = &padapter->registrypriv;
+
+	registry_par->chip_version = (u8)rtw_chip_version;
+	registry_par->rfintfs = (u8)rtw_rfintfs;
+	registry_par->lbkmode = (u8)rtw_lbkmode;
+	/* registry_par->hci = (u8)hci; */
+	registry_par->network_mode  = (u8)rtw_network_mode;
+
+	memcpy(registry_par->ssid.Ssid, "ANY", 3);
+	registry_par->ssid.SsidLength = 3;
+
+	registry_par->channel = (u8)rtw_channel;
+	registry_par->wireless_mode = (u8)rtw_wireless_mode;
+
+	if (registry_par->channel > 14)
+		registry_par->channel = 1;
+
+	registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense ;
+	registry_par->vcs_type = (u8)rtw_vcs_type;
+	registry_par->rts_thresh =(u16)rtw_rts_thresh;
+	registry_par->frag_thresh =(u16)rtw_frag_thresh;
+	registry_par->preamble = (u8)rtw_preamble;
+	registry_par->scan_mode = (u8)rtw_scan_mode;
+	registry_par->adhoc_tx_pwr = (u8)rtw_adhoc_tx_pwr;
+	registry_par->soft_ap =  (u8)rtw_soft_ap;
+	registry_par->smart_ps =  (u8)rtw_smart_ps;
+	registry_par->check_fw_ps = (u8)rtw_check_fw_ps;
+	registry_par->power_mgnt = (u8)rtw_power_mgnt;
+	registry_par->ips_mode = (u8)rtw_ips_mode;
+	registry_par->radio_enable = (u8)rtw_radio_enable;
+	registry_par->long_retry_lmt = (u8)rtw_long_retry_lmt;
+	registry_par->short_retry_lmt = (u8)rtw_short_retry_lmt;
+	registry_par->busy_thresh = (u16)rtw_busy_thresh;
+	/* registry_par->qos_enable = (u8)rtw_qos_enable; */
+	registry_par->ack_policy = (u8)rtw_ack_policy;
+	registry_par->software_encrypt = (u8)rtw_software_encrypt;
+	registry_par->software_decrypt = (u8)rtw_software_decrypt;
+
+	registry_par->acm_method = (u8)rtw_acm_method;
+	registry_par->usb_rxagg_mode = (u8)rtw_usb_rxagg_mode;
+
+	 /* UAPSD */
+	registry_par->wmm_enable = (u8)rtw_wmm_enable;
+	registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
+	registry_par->uapsd_max_sp = (u8)rtw_uapsd_max_sp;
+	registry_par->uapsd_acbk_en = (u8)rtw_uapsd_acbk_en;
+	registry_par->uapsd_acbe_en = (u8)rtw_uapsd_acbe_en;
+	registry_par->uapsd_acvi_en = (u8)rtw_uapsd_acvi_en;
+	registry_par->uapsd_acvo_en = (u8)rtw_uapsd_acvo_en;
+
+	registry_par->ht_enable = (u8)rtw_ht_enable;
+	registry_par->bw_mode = (u8)rtw_bw_mode;
+	registry_par->ampdu_enable = (u8)rtw_ampdu_enable;
+	registry_par->rx_stbc = (u8)rtw_rx_stbc;
+	registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
+	registry_par->short_gi = (u8)rtw_short_gi;
+	registry_par->ldpc_cap = (u8)rtw_ldpc_cap;
+	registry_par->stbc_cap = (u8)rtw_stbc_cap;
+	registry_par->beamform_cap = (u8)rtw_beamform_cap;
+
+	registry_par->lowrate_two_xmit = (u8)rtw_lowrate_two_xmit;
+	registry_par->rf_config = (u8)rtw_rf_config;
+	registry_par->low_power = (u8)rtw_low_power;
+
+
+	registry_par->wifi_spec = (u8)rtw_wifi_spec;
+
+	registry_par->channel_plan = (u8)rtw_channel_plan;
+
+	registry_par->btcoex = (u8)rtw_btcoex_enable;
+	registry_par->bt_iso = (u8)rtw_bt_iso;
+	registry_par->bt_sco = (u8)rtw_bt_sco;
+	registry_par->bt_ampdu = (u8)rtw_bt_ampdu;
+	registry_par->ant_num = (s8)rtw_ant_num;
+
+	registry_par->bAcceptAddbaReq = (u8)rtw_AcceptAddbaReq;
+
+	registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
+	registry_par->antdiv_type = (u8)rtw_antdiv_type;
+
+	registry_par->hw_wps_pbc = (u8)rtw_hw_wps_pbc;
+
+	registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
+#ifdef CONFIG_INTEL_WIDI
+	registry_par->max_roaming_times = (u8)rtw_max_roaming_times + 2;
+#endif /*  CONFIG_INTEL_WIDI */
+
+	registry_par->enable80211d = (u8)rtw_80211d;
+
+	snprintf(registry_par->ifname, 16, "%s", ifname);
+
+	registry_par->notch_filter = (u8)rtw_notch_filter;
+
+	registry_par->RegEnableTxPowerLimit = (u8)rtw_tx_pwr_lmt_enable;
+	registry_par->RegEnableTxPowerByRate = (u8)rtw_tx_pwr_by_rate;
+
+	registry_par->RegPowerBase = 14;
+	registry_par->TxBBSwing_2G = 0xFF;
+	registry_par->TxBBSwing_5G = 0xFF;
+	registry_par->bEn_RFE = 1;
+	registry_par->RFE_Type = 64;
+
+	registry_par->load_phy_file = (u8)rtw_load_phy_file;
+	registry_par->RegDecryptCustomFile = (u8)rtw_decrypt_phy_file;
+	registry_par->qos_opt_enable = (u8)rtw_qos_opt_enable;
+
+	registry_par->hiq_filter = (u8)rtw_hiq_filter;
+	return status;
+}
+
+static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
+{
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
+	struct sockaddr *addr = p;
+
+	if (padapter->bup == false)
+	{
+		/* DBG_871X("r8711_net_set_mac_address(), MAC =%x:%x:%x:%x:%x:%x\n", addr->sa_data[0], addr->sa_data[1], addr->sa_data[2], addr->sa_data[3], */
+		/* addr->sa_data[4], addr->sa_data[5]); */
+		memcpy(padapter->eeprompriv.mac_addr, addr->sa_data, ETH_ALEN);
+		/* memcpy(pnetdev->dev_addr, addr->sa_data, ETH_ALEN); */
+		/* padapter->bset_hwaddr = true; */
+	}
+
+	return 0;
+}
+
+static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
+{
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
+	struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
+	struct recv_priv *precvpriv = &(padapter->recvpriv);
+
+	padapter->stats.tx_packets = pxmitpriv->tx_pkts;/* pxmitpriv->tx_pkts++; */
+	padapter->stats.rx_packets = precvpriv->rx_pkts;/* precvpriv->rx_pkts++; */
+	padapter->stats.tx_dropped = pxmitpriv->tx_drop;
+	padapter->stats.rx_dropped = precvpriv->rx_drop;
+	padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
+	padapter->stats.rx_bytes = precvpriv->rx_bytes;
+
+	return &padapter->stats;
+}
+
+/*
+ * AC to queue mapping
+ *
+ * AC_VO -> queue 0
+ * AC_VI -> queue 1
+ * AC_BE -> queue 2
+ * AC_BK -> queue 3
+ */
+static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
+
+/* Given a data frame determine the 802.1p/1d tag to use. */
+static unsigned int rtw_classify8021d(struct sk_buff *skb)
+{
+	unsigned int dscp;
+
+	/* skb->priority values from 256->263 are magic values to
+	 * directly indicate a specific 802.1d priority.  This is used
+	 * to allow 802.1d priority to be passed directly in from VLAN
+	 * tags, etc.
+	 */
+	if (skb->priority >= 256 && skb->priority <= 263)
+		return skb->priority - 256;
+
+	switch (skb->protocol) {
+	case htons(ETH_P_IP):
+		dscp = ip_hdr(skb)->tos & 0xfc;
+		break;
+	default:
+		return 0;
+	}
+
+	return dscp >> 5;
+}
+
+
+static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb
+				, void *accel_priv
+				, select_queue_fallback_t fallback
+)
+{
+	struct adapter	*padapter = rtw_netdev_priv(dev);
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	skb->priority = rtw_classify8021d(skb);
+
+	if (pmlmepriv->acm_mask != 0)
+	{
+		skb->priority = qos_acm(pmlmepriv->acm_mask, skb->priority);
+	}
+
+	return rtw_1d_to_queue[skb->priority];
+}
+
+u16 rtw_recv_select_queue(struct sk_buff *skb)
+{
+	struct iphdr *piphdr;
+	unsigned int dscp;
+	__be16	eth_type;
+	u32 priority;
+	u8 *pdata = skb->data;
+
+	memcpy(&eth_type, pdata+(ETH_ALEN<<1), 2);
+
+	switch (be16_to_cpu(eth_type)) {
+		case ETH_P_IP:
+
+			piphdr = (struct iphdr *)(pdata+ETH_HLEN);
+
+			dscp = piphdr->tos & 0xfc;
+
+			priority = dscp >> 5;
+
+			break;
+		default:
+			priority = 0;
+	}
+
+	return rtw_1d_to_queue[priority];
+
+}
+
+static int rtw_ndev_notifier_call(struct notifier_block * nb, unsigned long state, void *ptr)
+{
+	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+
+	if (dev->netdev_ops->ndo_do_ioctl != rtw_ioctl)
+		return NOTIFY_DONE;
+
+	DBG_871X_LEVEL(_drv_info_, FUNC_NDEV_FMT" state:%lu\n", FUNC_NDEV_ARG(dev), state);
+
+	switch (state) {
+	case NETDEV_CHANGENAME:
+		rtw_adapter_proc_replace(dev);
+		break;
+	}
+
+	return NOTIFY_DONE;
+}
+
+static struct notifier_block rtw_ndev_notifier = {
+	.notifier_call = rtw_ndev_notifier_call,
+};
+
+int rtw_ndev_notifier_register(void)
+{
+	return register_netdevice_notifier(&rtw_ndev_notifier);
+}
+
+void rtw_ndev_notifier_unregister(void)
+{
+	unregister_netdevice_notifier(&rtw_ndev_notifier);
+}
+
+
+static int rtw_ndev_init(struct net_device *dev)
+{
+	struct adapter *adapter = rtw_netdev_priv(dev);
+
+	DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
+	strncpy(adapter->old_ifname, dev->name, IFNAMSIZ);
+	rtw_adapter_proc_init(dev);
+
+	return 0;
+}
+
+static void rtw_ndev_uninit(struct net_device *dev)
+{
+	struct adapter *adapter = rtw_netdev_priv(dev);
+
+	DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
+	rtw_adapter_proc_deinit(dev);
+}
+
+static const struct net_device_ops rtw_netdev_ops = {
+	.ndo_init = rtw_ndev_init,
+	.ndo_uninit = rtw_ndev_uninit,
+	.ndo_open = netdev_open,
+	.ndo_stop = netdev_close,
+	.ndo_start_xmit = rtw_xmit_entry,
+	.ndo_select_queue	= rtw_select_queue,
+	.ndo_set_mac_address = rtw_net_set_mac_address,
+	.ndo_get_stats = rtw_net_get_stats,
+	.ndo_do_ioctl = rtw_ioctl,
+};
+
+int rtw_init_netdev_name(struct net_device *pnetdev, const char *ifname)
+{
+	if (dev_alloc_name(pnetdev, ifname) < 0) {
+		pr_err("dev_alloc_name, fail for %s\n", ifname);
+		return 1;
+	}
+	netif_carrier_off(pnetdev);
+	/* rtw_netif_stop_queue(pnetdev); */
+
+	return 0;
+}
+
+struct net_device *rtw_init_netdev(struct adapter *old_padapter)
+{
+	struct adapter *padapter;
+	struct net_device *pnetdev;
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+init_net_dev\n"));
+
+	if (old_padapter != NULL)
+		pnetdev = rtw_alloc_etherdev_with_old_priv(sizeof(struct adapter), (void *)old_padapter);
+	else
+		pnetdev = rtw_alloc_etherdev(sizeof(struct adapter));
+
+	pr_info("pnetdev = %p\n", pnetdev);
+	if (!pnetdev)
+		return NULL;
+
+	padapter = rtw_netdev_priv(pnetdev);
+	padapter->pnetdev = pnetdev;
+
+	/* pnetdev->init = NULL; */
+
+	DBG_871X("register rtw_netdev_ops to netdev_ops\n");
+	pnetdev->netdev_ops = &rtw_netdev_ops;
+
+	/* pnetdev->tx_timeout = NULL; */
+	pnetdev->watchdog_timeo = HZ*3; /* 3 second timeout */
+	pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def;
+
+	/* step 2. */
+	loadparam(padapter, pnetdev);
+
+	return pnetdev;
+}
+
+void rtw_unregister_netdevs(struct dvobj_priv *dvobj)
+{
+	struct adapter *padapter = NULL;
+	struct net_device *pnetdev = NULL;
+
+	padapter = dvobj->padapters;
+
+	if (padapter == NULL)
+		return;
+
+	pnetdev = padapter->pnetdev;
+
+	if ((padapter->DriverState != DRIVER_DISAPPEAR) && pnetdev)
+		unregister_netdev(pnetdev); /* will call netdev_close() */
+	rtw_wdev_unregister(padapter->rtw_wdev);
+}
+
+u32 rtw_start_drv_threads(struct adapter *padapter)
+{
+	u32 _status = _SUCCESS;
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_start_drv_threads\n"));
+	padapter->xmitThread = kthread_run(rtw_xmit_thread, padapter, "RTW_XMIT_THREAD");
+	if (IS_ERR(padapter->xmitThread))
+		_status = _FAIL;
+
+	padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter, "RTW_CMD_THREAD");
+        if (IS_ERR(padapter->cmdThread))
+		_status = _FAIL;
+	else
+		down(&padapter->cmdpriv.terminate_cmdthread_sema); /* wait for cmd_thread to run */
+
+	rtw_hal_start_thread(padapter);
+	return _status;
+}
+
+void rtw_stop_drv_threads (struct adapter *padapter)
+{
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_stop_drv_threads\n"));
+
+	rtw_stop_cmd_thread(padapter);
+
+	/*  Below is to termindate tx_thread... */
+	up(&padapter->xmitpriv.xmit_sema);
+	down(&padapter->xmitpriv.terminate_xmitthread_sema);
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("\n drv_halt: rtw_xmit_thread can be terminated !\n"));
+
+	rtw_hal_stop_thread(padapter);
+}
+
+static u8 rtw_init_default_value(struct adapter *padapter)
+{
+	u8 ret  = _SUCCESS;
+	struct registry_priv* pregistrypriv = &padapter->registrypriv;
+	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct security_priv *psecuritypriv = &padapter->securitypriv;
+
+	/* xmit_priv */
+	pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
+	pxmitpriv->vcs = pregistrypriv->vcs_type;
+	pxmitpriv->vcs_type = pregistrypriv->vcs_type;
+	/* pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; */
+	pxmitpriv->frag_len = pregistrypriv->frag_thresh;
+
+	/* recv_priv */
+
+	/* mlme_priv */
+	pmlmepriv->scan_mode = SCAN_ACTIVE;
+
+	/* qos_priv */
+	/* pmlmepriv->qospriv.qos_option = pregistrypriv->wmm_enable; */
+
+	/* ht_priv */
+	pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
+
+	/* security_priv */
+	/* rtw_get_encrypt_decrypt_from_registrypriv(padapter); */
+	psecuritypriv->binstallGrpkey = _FAIL;
+#ifdef CONFIG_GTK_OL
+	psecuritypriv->binstallKCK_KEK = _FAIL;
+#endif /* CONFIG_GTK_OL */
+	psecuritypriv->sw_encrypt =pregistrypriv->software_encrypt;
+	psecuritypriv->sw_decrypt =pregistrypriv->software_decrypt;
+
+	psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
+	psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
+
+	psecuritypriv->dot11PrivacyKeyIndex = 0;
+
+	psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
+	psecuritypriv->dot118021XGrpKeyid = 1;
+
+	psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
+	psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
+
+	/* registry_priv */
+	rtw_init_registrypriv_dev_network(padapter);
+	rtw_update_registrypriv_dev_network(padapter);
+
+	/* hal_priv */
+	rtw_hal_def_value_init(padapter);
+
+	/* misc. */
+	RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
+	RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
+	padapter->bLinkInfoDump = 0;
+	padapter->bNotifyChannelChange = 0;
+
+	/* for debug purpose */
+	padapter->fix_rate = 0xFF;
+	padapter->driver_ampdu_spacing = 0xFF;
+	padapter->driver_rx_ampdu_factor =  0xFF;
+
+	return ret;
+}
+
+struct dvobj_priv *devobj_init(void)
+{
+	struct dvobj_priv *pdvobj = NULL;
+
+	if ((pdvobj = (struct dvobj_priv*)rtw_zmalloc(sizeof(*pdvobj))) == NULL)
+		return NULL;
+
+	mutex_init(&pdvobj->hw_init_mutex);
+	mutex_init(&pdvobj->h2c_fwcmd_mutex);
+	mutex_init(&pdvobj->setch_mutex);
+	mutex_init(&pdvobj->setbw_mutex);
+
+	spin_lock_init(&pdvobj->lock);
+
+	pdvobj->macid[1] = true; /* macid = 1 for bc/mc stainfo */
+
+	pdvobj->processing_dev_remove = false;
+
+	atomic_set(&pdvobj->disable_func, 0);
+
+	spin_lock_init(&pdvobj->cam_ctl.lock);
+
+	return pdvobj;
+}
+
+void devobj_deinit(struct dvobj_priv *pdvobj)
+{
+	if (!pdvobj)
+		return;
+
+	mutex_destroy(&pdvobj->hw_init_mutex);
+	mutex_destroy(&pdvobj->h2c_fwcmd_mutex);
+	mutex_destroy(&pdvobj->setch_mutex);
+	mutex_destroy(&pdvobj->setbw_mutex);
+
+	kfree((u8 *)pdvobj);
+}
+
+u8 rtw_reset_drv_sw(struct adapter *padapter)
+{
+	u8 ret8 = _SUCCESS;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
+
+	/* hal_priv */
+	if (is_primary_adapter(padapter))
+		rtw_hal_def_value_init(padapter);
+
+	RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
+	RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
+	padapter->bLinkInfoDump = 0;
+
+	padapter->xmitpriv.tx_pkts = 0;
+	padapter->recvpriv.rx_pkts = 0;
+
+	pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
+
+	/* pmlmepriv->LinkDetectInfo.TrafficBusyState = false; */
+	pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
+	pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
+
+	_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY |_FW_UNDER_LINKING);
+
+	pwrctrlpriv->pwr_state_check_cnts = 0;
+
+	/* mlmeextpriv */
+	padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
+
+	rtw_set_signal_stat_timer(&padapter->recvpriv);
+
+	return ret8;
+}
+
+
+u8 rtw_init_drv_sw(struct adapter *padapter)
+{
+	u8 ret8 = _SUCCESS;
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_init_drv_sw\n"));
+
+	ret8 = rtw_init_default_value(padapter);
+
+	rtw_init_hal_com_default_value(padapter);
+
+	if ((rtw_init_cmd_priv(&padapter->cmdpriv)) == _FAIL) {
+		RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init cmd_priv\n"));
+		ret8 = _FAIL;
+		goto exit;
+	}
+
+	padapter->cmdpriv.padapter =padapter;
+
+	if ((rtw_init_evt_priv(&padapter->evtpriv)) == _FAIL) {
+		RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init evt_priv\n"));
+		ret8 = _FAIL;
+		goto exit;
+	}
+
+
+	if (rtw_init_mlme_priv(padapter) == _FAIL) {
+		RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_priv\n"));
+		ret8 = _FAIL;
+		goto exit;
+	}
+
+	if (init_mlme_ext_priv(padapter) == _FAIL) {
+		RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_ext_priv\n"));
+		ret8 = _FAIL;
+		goto exit;
+	}
+
+	if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) {
+		DBG_871X("Can't _rtw_init_xmit_priv\n");
+		ret8 = _FAIL;
+		goto exit;
+	}
+
+	if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) {
+		DBG_871X("Can't _rtw_init_recv_priv\n");
+		ret8 = _FAIL;
+		goto exit;
+	}
+	/*  add for CONFIG_IEEE80211W, none 11w also can use */
+	spin_lock_init(&padapter->security_key_mutex);
+
+	/*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
+	/* memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv)); */
+
+	if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) {
+		DBG_871X("Can't _rtw_init_sta_priv\n");
+		ret8 = _FAIL;
+		goto exit;
+	}
+
+	padapter->stapriv.padapter = padapter;
+	padapter->setband = GHZ24_50;
+	padapter->fix_rate = 0xFF;
+	rtw_init_bcmc_stainfo(padapter);
+
+	rtw_init_pwrctrl_priv(padapter);
+
+	rtw_hal_dm_init(padapter);
+
+#ifdef CONFIG_INTEL_WIDI
+	if (rtw_init_intel_widi(padapter) == _FAIL) {
+		DBG_871X("Can't rtw_init_intel_widi\n");
+		ret8 = _FAIL;
+		goto exit;
+	}
+#endif /* CONFIG_INTEL_WIDI */
+
+exit:
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_init_drv_sw\n"));
+
+	return ret8;
+}
+
+void rtw_cancel_all_timer(struct adapter *padapter)
+{
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_cancel_all_timer\n"));
+
+	del_timer_sync(&padapter->mlmepriv.assoc_timer);
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel association timer complete!\n"));
+
+	del_timer_sync(&padapter->mlmepriv.scan_to_timer);
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel scan_to_timer!\n"));
+
+	del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer);
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel dynamic_chk_timer!\n"));
+
+	del_timer_sync(&(adapter_to_pwrctl(padapter)->pwr_state_check_timer));
+
+	del_timer_sync(&padapter->mlmepriv.set_scan_deny_timer);
+	rtw_clear_scan_deny(padapter);
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel set_scan_deny_timer!\n"));
+
+	del_timer_sync(&padapter->recvpriv.signal_stat_timer);
+
+	/* cancel dm timer */
+	rtw_hal_dm_deinit(padapter);
+}
+
+u8 rtw_free_drv_sw(struct adapter *padapter)
+{
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("==>rtw_free_drv_sw"));
+
+#ifdef CONFIG_INTEL_WIDI
+	rtw_free_intel_widi(padapter);
+#endif /* CONFIG_INTEL_WIDI */
+
+	free_mlme_ext_priv(&padapter->mlmeextpriv);
+
+	rtw_free_cmd_priv(&padapter->cmdpriv);
+
+	rtw_free_evt_priv(&padapter->evtpriv);
+
+	rtw_free_mlme_priv(&padapter->mlmepriv);
+
+	/* free_io_queue(padapter); */
+
+	_rtw_free_xmit_priv(&padapter->xmitpriv);
+
+	_rtw_free_sta_priv(&padapter->stapriv); /* will free bcmc_stainfo here */
+
+	_rtw_free_recv_priv(&padapter->recvpriv);
+
+	rtw_free_pwrctrl_priv(padapter);
+
+	/* kfree((void *)padapter); */
+
+	rtw_hal_free_data(padapter);
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("<==rtw_free_drv_sw\n"));
+
+	/* free the old_pnetdev */
+	if (padapter->rereg_nd_name_priv.old_pnetdev) {
+		free_netdev(padapter->rereg_nd_name_priv.old_pnetdev);
+		padapter->rereg_nd_name_priv.old_pnetdev = NULL;
+	}
+
+	/*  clear pbuddystruct adapter to avoid access wrong pointer. */
+	if (padapter->pbuddy_adapter != NULL)
+		padapter->pbuddy_adapter->pbuddy_adapter = NULL;
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_free_drv_sw\n"));
+
+	return _SUCCESS;
+}
+
+static int _rtw_drv_register_netdev(struct adapter *padapter, char *name)
+{
+	int ret = _SUCCESS;
+	struct net_device *pnetdev = padapter->pnetdev;
+
+	/* alloc netdev name */
+	if (rtw_init_netdev_name(pnetdev, name))
+		return _FAIL;
+
+	memcpy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr, ETH_ALEN);
+
+	/* Tell the network stack we exist */
+	if (register_netdev(pnetdev) != 0) {
+		DBG_871X(FUNC_NDEV_FMT "Failed!\n", FUNC_NDEV_ARG(pnetdev));
+		ret = _FAIL;
+		goto error_register_netdev;
+	}
+
+	DBG_871X("%s, MAC Address (if%d) = " MAC_FMT "\n", __func__, (padapter->iface_id+1), MAC_ARG(pnetdev->dev_addr));
+
+	return ret;
+
+error_register_netdev:
+
+	rtw_free_drv_sw(padapter);
+
+	rtw_free_netdev(pnetdev);
+
+	return ret;
+}
+
+int rtw_drv_register_netdev(struct adapter *if1)
+{
+	struct dvobj_priv *dvobj = if1->dvobj;
+	struct adapter *padapter = dvobj->padapters;
+	char *name = if1->registrypriv.ifname;
+
+	return _rtw_drv_register_netdev(padapter, name);
+}
+
+int _netdev_open(struct net_device *pnetdev)
+{
+	uint status;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
+	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+871x_drv - dev_open\n"));
+	DBG_871X("+871x_drv - drv_open, bup =%d\n", padapter->bup);
+
+	padapter->netif_up = true;
+
+	if (pwrctrlpriv->ps_flag == true) {
+		padapter->net_closed = false;
+		goto netdev_open_normal_process;
+	}
+
+	if (padapter->bup == false) {
+		padapter->bDriverStopped = false;
+		padapter->bSurpriseRemoved = false;
+		padapter->bCardDisableWOHSM = false;
+
+		status = rtw_hal_init(padapter);
+		if (status == _FAIL) {
+			RT_TRACE(_module_os_intfs_c_, _drv_err_, ("rtl871x_hal_init(): Can't init h/w!\n"));
+			goto netdev_open_error;
+		}
+
+		DBG_871X("MAC Address = "MAC_FMT"\n", MAC_ARG(pnetdev->dev_addr));
+
+		status =rtw_start_drv_threads(padapter);
+		if (status == _FAIL) {
+			DBG_871X("Initialize driver software resource Failed!\n");
+			goto netdev_open_error;
+		}
+
+		if (padapter->intf_start)
+			padapter->intf_start(padapter);
+
+		rtw_cfg80211_init_wiphy(padapter);
+
+		padapter->bup = true;
+		pwrctrlpriv->bips_processing = false;
+	}
+	padapter->net_closed = false;
+
+	_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
+
+	if (!rtw_netif_queue_stopped(pnetdev))
+		rtw_netif_start_queue(pnetdev);
+	else
+		rtw_netif_wake_queue(pnetdev);
+
+netdev_open_normal_process:
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-871x_drv - dev_open\n"));
+	DBG_871X("-871x_drv - drv_open, bup =%d\n", padapter->bup);
+
+	return 0;
+
+netdev_open_error:
+
+	padapter->bup = false;
+
+	netif_carrier_off(pnetdev);
+	rtw_netif_stop_queue(pnetdev);
+
+	RT_TRACE(_module_os_intfs_c_, _drv_err_, ("-871x_drv - dev_open, fail!\n"));
+	DBG_871X("-871x_drv - drv_open fail, bup =%d\n", padapter->bup);
+
+	return (-1);
+
+}
+
+int netdev_open(struct net_device *pnetdev)
+{
+	int ret;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
+	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
+
+	if (pwrctrlpriv->bInSuspend == true)
+	{
+		DBG_871X("+871x_drv - drv_open, bInSuspend =%d\n", pwrctrlpriv->bInSuspend);
+		return 0;
+	}
+
+	if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)))
+		return -1;
+
+	ret = _netdev_open(pnetdev);
+	mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
+
+	return ret;
+}
+
+static int  ips_netdrv_open(struct adapter *padapter)
+{
+	int status = _SUCCESS;
+	/* struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); */
+
+	padapter->net_closed = false;
+
+	DBG_871X("===> %s.........\n", __func__);
+
+
+	padapter->bDriverStopped = false;
+	padapter->bCardDisableWOHSM = false;
+	/* padapter->bup = true; */
+
+	status = rtw_hal_init(padapter);
+	if (status == _FAIL)
+	{
+		RT_TRACE(_module_os_intfs_c_, _drv_err_, ("ips_netdrv_open(): Can't init h/w!\n"));
+		goto netdev_open_error;
+	}
+
+	if (padapter->intf_start)
+	{
+		padapter->intf_start(padapter);
+	}
+
+	_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
+
+	 return _SUCCESS;
+
+netdev_open_error:
+	/* padapter->bup = false; */
+	DBG_871X("-ips_netdrv_open - drv_open failure, bup =%d\n", padapter->bup);
+
+	return _FAIL;
+}
+
+
+int rtw_ips_pwr_up(struct adapter *padapter)
+{
+	int result;
+	DBG_871X("===>  rtw_ips_pwr_up..............\n");
+
+	result = ips_netdrv_open(padapter);
+
+	DBG_871X("<===  rtw_ips_pwr_up..............\n");
+	return result;
+
+}
+
+void rtw_ips_pwr_down(struct adapter *padapter)
+{
+	DBG_871X("===> rtw_ips_pwr_down...................\n");
+
+	padapter->bCardDisableWOHSM = true;
+	padapter->net_closed = true;
+
+	rtw_ips_dev_unload(padapter);
+	padapter->bCardDisableWOHSM = false;
+	DBG_871X("<=== rtw_ips_pwr_down.....................\n");
+}
+
+void rtw_ips_dev_unload(struct adapter *padapter)
+{
+	DBG_871X("====> %s...\n", __func__);
+
+
+	if (padapter->bSurpriseRemoved == false)
+	{
+		rtw_hal_deinit(padapter);
+	}
+
+}
+
+
+static int pm_netdev_open(struct net_device *pnetdev, u8 bnormal)
+{
+	int status = -1;
+
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
+
+	if (true == bnormal)
+	{
+		if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)) == 0) {
+			status = _netdev_open(pnetdev);
+			mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
+		}
+	}
+	else
+		status =  (_SUCCESS == ips_netdrv_open(padapter))?(0):(-1);
+
+	return status;
+}
+
+static int netdev_close(struct net_device *pnetdev)
+{
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
+	struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+871x_drv - drv_close\n"));
+
+	if (pwrctl->bInternalAutoSuspend == true)
+	{
+		/* rtw_pwr_wakeup(padapter); */
+		if (pwrctl->rf_pwrstate == rf_off)
+			pwrctl->ps_flag = true;
+	}
+	padapter->net_closed = true;
+	padapter->netif_up = false;
+
+/*if (!padapter->hw_init_completed)
+	{
+		DBG_871X("(1)871x_drv - drv_close, bup =%d, hw_init_completed =%d\n", padapter->bup, padapter->hw_init_completed);
+
+		padapter->bDriverStopped = true;
+
+		rtw_dev_unload(padapter);
+	}
+	else*/
+	if (pwrctl->rf_pwrstate == rf_on) {
+		DBG_871X("(2)871x_drv - drv_close, bup =%d, hw_init_completed =%d\n", padapter->bup, padapter->hw_init_completed);
+
+		/* s1. */
+		if (pnetdev)
+		{
+			if (!rtw_netif_queue_stopped(pnetdev))
+				rtw_netif_stop_queue(pnetdev);
+		}
+
+		/* s2. */
+		LeaveAllPowerSaveMode(padapter);
+		rtw_disassoc_cmd(padapter, 500, false);
+		/* s2-2.  indicate disconnect to os */
+		rtw_indicate_disconnect(padapter);
+		/* s2-3. */
+		rtw_free_assoc_resources(padapter, 1);
+		/* s2-4. */
+		rtw_free_network_queue(padapter, true);
+	}
+
+	rtw_scan_abort(padapter);
+	adapter_wdev_data(padapter)->bandroid_scan = false;
+
+	RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-871x_drv - drv_close\n"));
+	DBG_871X("-871x_drv - drv_close, bup =%d\n", padapter->bup);
+
+	return 0;
+
+}
+
+void rtw_ndev_destructor(struct net_device *ndev)
+{
+	DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+	if (ndev->ieee80211_ptr)
+		kfree((u8 *)ndev->ieee80211_ptr);
+
+	free_netdev(ndev);
+}
+
+void rtw_dev_unload(struct adapter *padapter)
+{
+	struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
+	struct dvobj_priv *pobjpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &pobjpriv->drv_dbg;
+	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
+	u8 cnt = 0;
+
+	RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("+%s\n", __func__));
+
+	if (padapter->bup == true)
+	{
+		DBG_871X("===> %s\n", __func__);
+
+		padapter->bDriverStopped = true;
+		if (padapter->xmitpriv.ack_tx)
+			rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP);
+
+		if (padapter->intf_stop)
+			padapter->intf_stop(padapter);
+
+		RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("@ rtw_dev_unload: stop intf complete!\n"));
+
+		if (!pwrctl->bInternalAutoSuspend)
+			rtw_stop_drv_threads(padapter);
+
+		while (atomic_read(&(pcmdpriv->cmdthd_running)) == true) {
+			if (cnt > 5) {
+				DBG_871X("stop cmdthd timeout\n");
+				break;
+			} else {
+				cnt ++;
+				DBG_871X("cmdthd is running(%d)\n", cnt);
+				msleep(10);
+			}
+		}
+
+		RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("@ %s: stop thread complete!\n", __func__));
+
+		/* check the status of IPS */
+		if (rtw_hal_check_ips_status(padapter) == true || pwrctl->rf_pwrstate == rf_off) { /* check HW status and SW state */
+			DBG_871X_LEVEL(_drv_always_, "%s: driver in IPS-FWLPS\n", __func__);
+			pdbgpriv->dbg_dev_unload_inIPS_cnt++;
+			LeaveAllPowerSaveMode(padapter);
+		} else {
+			DBG_871X_LEVEL(_drv_always_, "%s: driver not in IPS\n", __func__);
+		}
+
+		if (padapter->bSurpriseRemoved == false)
+		{
+			rtw_btcoex_IpsNotify(padapter, pwrctl->ips_mode_req);
+#ifdef CONFIG_WOWLAN
+			if (pwrctl->bSupportRemoteWakeup == true &&
+				pwrctl->wowlan_mode ==true) {
+				DBG_871X_LEVEL(_drv_always_, "%s bSupportRemoteWakeup ==true  do not run rtw_hal_deinit()\n", __func__);
+			}
+			else
+#endif
+			{
+				/* amy modify 20120221 for power seq is different between driver open and ips */
+				rtw_hal_deinit(padapter);
+			}
+			padapter->bSurpriseRemoved = true;
+		}
+		RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("@ %s: deinit hal complelt!\n", __func__));
+
+		padapter->bup = false;
+
+		DBG_871X("<=== %s\n", __func__);
+	}
+	else {
+		RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("%s: bup ==false\n", __func__));
+		DBG_871X("%s: bup ==false\n", __func__);
+	}
+
+	RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("-%s\n", __func__));
+}
+
+static int rtw_suspend_free_assoc_resource(struct adapter *padapter)
+{
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	DBG_871X("==> "FUNC_ADPT_FMT" entry....\n", FUNC_ADPT_ARG(padapter));
+
+	if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
+		if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
+			&& check_fwstate(pmlmepriv, _FW_LINKED))
+		{
+			DBG_871X("%s %s(" MAC_FMT "), length:%d assoc_ssid.length:%d\n", __func__,
+					pmlmepriv->cur_network.network.Ssid.Ssid,
+					MAC_ARG(pmlmepriv->cur_network.network.MacAddress),
+					pmlmepriv->cur_network.network.Ssid.SsidLength,
+					pmlmepriv->assoc_ssid.SsidLength);
+			rtw_set_to_roam(padapter, 1);
+		}
+	}
+
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED))
+	{
+		rtw_disassoc_cmd(padapter, 0, false);
+		/* s2-2.  indicate disconnect to os */
+		rtw_indicate_disconnect(padapter);
+	}
+	else if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
+	{
+		rtw_sta_flush(padapter);
+	}
+
+	/* s2-3. */
+	rtw_free_assoc_resources(padapter, 1);
+
+	/* s2-4. */
+	rtw_free_network_queue(padapter, true);
+
+	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
+		rtw_indicate_scan_done(padapter, 1);
+
+	if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true)
+	{
+		DBG_871X_LEVEL(_drv_always_, "%s: fw_under_linking\n", __func__);
+		rtw_indicate_disconnect(padapter);
+	}
+
+	DBG_871X("<== "FUNC_ADPT_FMT" exit....\n", FUNC_ADPT_ARG(padapter));
+	return _SUCCESS;
+}
+
+#ifdef CONFIG_WOWLAN
+int rtw_suspend_wow(struct adapter *padapter)
+{
+	u8 ch, bw, offset;
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+	struct net_device *pnetdev = padapter->pnetdev;
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	struct wowlan_ioctl_param poidparam;
+	int ret = _SUCCESS;
+
+	DBG_871X("==> "FUNC_ADPT_FMT" entry....\n", FUNC_ADPT_ARG(padapter));
+
+
+	DBG_871X("wowlan_mode: %d\n", pwrpriv->wowlan_mode);
+	DBG_871X("wowlan_pno_enable: %d\n", pwrpriv->wowlan_pno_enable);
+
+	if (pwrpriv->wowlan_mode == true) {
+		if (pnetdev)
+			rtw_netif_stop_queue(pnetdev);
+		/*  1. stop thread */
+		padapter->bDriverStopped = true;	/* for stop thread */
+		rtw_stop_drv_threads(padapter);
+		padapter->bDriverStopped = false;	/* for 32k command */
+
+		/*  2. disable interrupt */
+		if (padapter->intf_stop) {
+			padapter->intf_stop(padapter);
+		}
+
+		/*  2.1 clean interupt */
+		if (padapter->HalFunc.clear_interrupt)
+			padapter->HalFunc.clear_interrupt(padapter);
+
+		/*  2.2 free irq */
+		/* sdio_free_irq(adapter_to_dvobj(padapter)); */
+		if (padapter->intf_free_irq)
+			padapter->intf_free_irq(adapter_to_dvobj(padapter));
+
+		poidparam.subcode = WOWLAN_ENABLE;
+		padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WOWLAN, (u8 *)&poidparam);
+		if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
+			if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
+				&& check_fwstate(pmlmepriv, _FW_LINKED))
+			{
+				DBG_871X("%s %s(" MAC_FMT "), length:%d assoc_ssid.length:%d\n", __func__,
+						pmlmepriv->cur_network.network.Ssid.Ssid,
+						MAC_ARG(pmlmepriv->cur_network.network.MacAddress),
+						pmlmepriv->cur_network.network.Ssid.SsidLength,
+						pmlmepriv->assoc_ssid.SsidLength);
+
+				rtw_set_to_roam(padapter, 0);
+			}
+		}
+
+		DBG_871X_LEVEL(_drv_always_, "%s: wowmode suspending\n", __func__);
+
+		if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true)
+		{
+			DBG_871X_LEVEL(_drv_always_, "%s: fw_under_survey\n", __func__);
+			rtw_indicate_scan_done(padapter, 1);
+			clr_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
+		}
+
+		if (rtw_get_ch_setting_union(padapter, &ch, &bw, &offset) != 0) {
+			DBG_871X(FUNC_ADPT_FMT" back to linked/linking union - ch:%u, bw:%u, offset:%u\n",
+				FUNC_ADPT_ARG(padapter), ch, bw, offset);
+			set_channel_bwmode(padapter, ch, offset, bw);
+		}
+
+		if (pwrpriv->wowlan_pno_enable)
+			DBG_871X_LEVEL(_drv_always_, "%s: pno: %d\n", __func__, pwrpriv->wowlan_pno_enable);
+		else
+			rtw_set_ps_mode(padapter, PS_MODE_DTIM, 0, 0, "WOWLAN");
+
+	}
+	else
+	{
+		DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR ### wowlan_mode =%d\n", __func__, pwrpriv->wowlan_mode);
+	}
+	DBG_871X("<== "FUNC_ADPT_FMT" exit....\n", FUNC_ADPT_ARG(padapter));
+	return ret;
+}
+#endif /* ifdef CONFIG_WOWLAN */
+
+#ifdef CONFIG_AP_WOWLAN
+int rtw_suspend_ap_wow(struct adapter *padapter)
+{
+	u8 ch, bw, offset;
+	struct net_device *pnetdev = padapter->pnetdev;
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	struct wowlan_ioctl_param poidparam;
+	int ret = _SUCCESS;
+
+	DBG_871X("==> "FUNC_ADPT_FMT" entry....\n", FUNC_ADPT_ARG(padapter));
+
+	pwrpriv->wowlan_ap_mode = true;
+
+	DBG_871X("wowlan_ap_mode: %d\n", pwrpriv->wowlan_ap_mode);
+
+	if (pnetdev)
+		rtw_netif_stop_queue(pnetdev);
+	/*  1. stop thread */
+	padapter->bDriverStopped = true;	/* for stop thread */
+	rtw_stop_drv_threads(padapter);
+	padapter->bDriverStopped = false;	/* for 32k command */
+
+	/*  2. disable interrupt */
+	rtw_hal_disable_interrupt(padapter); /*  It need wait for leaving 32K. */
+
+	/*  2.1 clean interupt */
+	if (padapter->HalFunc.clear_interrupt)
+		padapter->HalFunc.clear_interrupt(padapter);
+
+	/*  2.2 free irq */
+	/* sdio_free_irq(adapter_to_dvobj(padapter)); */
+	if (padapter->intf_free_irq)
+		padapter->intf_free_irq(adapter_to_dvobj(padapter));
+
+	poidparam.subcode = WOWLAN_AP_ENABLE;
+	padapter->HalFunc.SetHwRegHandler(padapter,
+					HW_VAR_AP_WOWLAN, (u8 *)&poidparam);
+
+	DBG_871X_LEVEL(_drv_always_, "%s: wowmode suspending\n", __func__);
+
+	if (rtw_get_ch_setting_union(padapter, &ch, &bw, &offset) != 0) {
+		DBG_871X(FUNC_ADPT_FMT" back to linked/linking union - ch:%u, bw:%u, offset:%u\n",
+			 FUNC_ADPT_ARG(padapter), ch, bw, offset);
+		set_channel_bwmode(padapter, ch, offset, bw);
+	}
+
+	rtw_set_ps_mode(padapter, PS_MODE_MIN, 0, 0, "AP-WOWLAN");
+
+	DBG_871X("<== "FUNC_ADPT_FMT" exit....\n", FUNC_ADPT_ARG(padapter));
+	return ret;
+}
+#endif /* ifdef CONFIG_AP_WOWLAN */
+
+
+static int rtw_suspend_normal(struct adapter *padapter)
+{
+	struct net_device *pnetdev = padapter->pnetdev;
+	int ret = _SUCCESS;
+
+	DBG_871X("==> "FUNC_ADPT_FMT" entry....\n", FUNC_ADPT_ARG(padapter));
+	if (pnetdev) {
+		netif_carrier_off(pnetdev);
+		rtw_netif_stop_queue(pnetdev);
+	}
+
+	rtw_suspend_free_assoc_resource(padapter);
+
+	if ((rtw_hal_check_ips_status(padapter) == true)
+		|| (adapter_to_pwrctl(padapter)->rf_pwrstate == rf_off))
+	{
+		DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR #### driver in IPS ####ERROR###!!!\n", __func__);
+
+	}
+
+	rtw_dev_unload(padapter);
+
+	/* sdio_deinit(adapter_to_dvobj(padapter)); */
+	if (padapter->intf_deinit)
+		padapter->intf_deinit(adapter_to_dvobj(padapter));
+
+	DBG_871X("<== "FUNC_ADPT_FMT" exit....\n", FUNC_ADPT_ARG(padapter));
+	return ret;
+}
+
+int rtw_suspend_common(struct adapter *padapter)
+{
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+	struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(psdpriv);
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	int ret = 0;
+	unsigned long start_time = jiffies;
+
+	DBG_871X_LEVEL(_drv_always_, " suspend start\n");
+	DBG_871X("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
+	pdbgpriv->dbg_suspend_cnt++;
+
+	pwrpriv->bInSuspend = true;
+
+	while (pwrpriv->bips_processing == true)
+		msleep(1);
+
+	if ((!padapter->bup) || (padapter->bDriverStopped)||(padapter->bSurpriseRemoved))
+	{
+		DBG_871X("%s bup =%d bDriverStopped =%d bSurpriseRemoved = %d\n", __func__
+			, padapter->bup, padapter->bDriverStopped, padapter->bSurpriseRemoved);
+		pdbgpriv->dbg_suspend_error_cnt++;
+		goto exit;
+	}
+	rtw_ps_deny(padapter, PS_DENY_SUSPEND);
+
+	rtw_cancel_all_timer(padapter);
+
+	LeaveAllPowerSaveModeDirect(padapter);
+
+	rtw_stop_cmd_thread(padapter);
+
+	/*  wait for the latest FW to remove this condition. */
+	if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+		rtw_btcoex_SuspendNotify(padapter, 0);
+		DBG_871X("WIFI_AP_STATE\n");
+	} else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
+		rtw_btcoex_SuspendNotify(padapter, 1);
+		DBG_871X("STATION\n");
+	}
+
+	rtw_ps_deny_cancel(padapter, PS_DENY_SUSPEND);
+
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
+	#ifdef CONFIG_WOWLAN
+		if (check_fwstate(pmlmepriv, _FW_LINKED)) {
+			pwrpriv->wowlan_mode = true;
+		} else if (pwrpriv->wowlan_pno_enable == true) {
+			pwrpriv->wowlan_mode |= pwrpriv->wowlan_pno_enable;
+		}
+
+		if (pwrpriv->wowlan_mode == true)
+		rtw_suspend_wow(padapter);
+		else
+			rtw_suspend_normal(padapter);
+
+	#else /* CONFIG_WOWLAN */
+		rtw_suspend_normal(padapter);
+	#endif /* CONFIG_WOWLAN */
+	} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+	#ifdef CONFIG_AP_WOWLAN
+		rtw_suspend_ap_wow(padapter);
+	#else
+		rtw_suspend_normal(padapter);
+	#endif /* CONFIG_AP_WOWLAN */
+	} else {
+		rtw_suspend_normal(padapter);
+	}
+
+	DBG_871X_LEVEL(_drv_always_, "rtw suspend success in %d ms\n",
+		jiffies_to_msecs(jiffies - start_time));
+
+exit:
+	DBG_871X("<===  %s return %d.............. in %dms\n", __func__
+		, ret, jiffies_to_msecs(jiffies - start_time));
+
+	return ret;
+}
+
+#ifdef CONFIG_WOWLAN
+int rtw_resume_process_wow(struct adapter *padapter)
+{
+	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
+	struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
+	struct net_device *pnetdev = padapter->pnetdev;
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+	struct wowlan_ioctl_param poidparam;
+	struct sta_info *psta = NULL;
+	int ret = _SUCCESS;
+
+	DBG_871X("==> "FUNC_ADPT_FMT" entry....\n", FUNC_ADPT_ARG(padapter));
+
+	if (padapter) {
+		pnetdev = padapter->pnetdev;
+		pwrpriv = adapter_to_pwrctl(padapter);
+	} else {
+		pdbgpriv->dbg_resume_error_cnt++;
+		ret = -1;
+		goto exit;
+	}
+
+	if (padapter->bDriverStopped || padapter->bSurpriseRemoved) {
+		DBG_871X("%s pdapter %p bDriverStopped %d bSurpriseRemoved %d\n",
+				__func__, padapter, padapter->bDriverStopped,
+				padapter->bSurpriseRemoved);
+		goto exit;
+	}
+
+#ifdef CONFIG_PNO_SUPPORT
+	pwrpriv->pno_in_resume = true;
+#endif
+
+	if (pwrpriv->wowlan_mode == true) {
+		rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, "WOWLAN");
+
+		pwrpriv->bFwCurrentInPSMode = false;
+
+		if (padapter->intf_stop) {
+			padapter->intf_stop(padapter);
+		}
+
+		if (padapter->HalFunc.clear_interrupt)
+			padapter->HalFunc.clear_interrupt(padapter);
+
+		/* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) { */
+		if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
+			ret = -1;
+			RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
+			goto exit;
+		}
+
+		/* Disable WOW, set H2C command */
+		poidparam.subcode =WOWLAN_DISABLE;
+		padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WOWLAN, (u8 *)&poidparam);
+
+		psta = rtw_get_stainfo(&padapter->stapriv, get_bssid(&padapter->mlmepriv));
+		if (psta) {
+			set_sta_rate(padapter, psta);
+		}
+
+
+		padapter->bDriverStopped = false;
+		DBG_871X("%s: wowmode resuming, DriverStopped:%d\n", __func__, padapter->bDriverStopped);
+		rtw_start_drv_threads(padapter);
+
+		if (padapter->intf_start) {
+			padapter->intf_start(padapter);
+		}
+
+		/*  start netif queue */
+		if (pnetdev) {
+			if (!rtw_netif_queue_stopped(pnetdev))
+				rtw_netif_start_queue(pnetdev);
+			else
+				rtw_netif_wake_queue(pnetdev);
+		}
+	}
+	else {
+
+		DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR ### wowlan_mode =%d\n", __func__, pwrpriv->wowlan_mode);
+	}
+
+	if (padapter->pid[1]!= 0) {
+		DBG_871X("pid[1]:%d\n", padapter->pid[1]);
+		rtw_signal_process(padapter->pid[1], SIGUSR2);
+	}
+
+	if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
+		if (pwrpriv->wowlan_wake_reason == FWDecisionDisconnect ||
+			pwrpriv->wowlan_wake_reason == Rx_DisAssoc ||
+			pwrpriv->wowlan_wake_reason == Rx_DeAuth) {
+
+			DBG_871X("%s: disconnect reason: %02x\n", __func__,
+						pwrpriv->wowlan_wake_reason);
+			rtw_indicate_disconnect(padapter);
+
+			rtw_sta_media_status_rpt(padapter,
+				rtw_get_stainfo(&padapter->stapriv,
+					get_bssid(&padapter->mlmepriv)), 0);
+
+			rtw_free_assoc_resources(padapter, 1);
+			pmlmeinfo->state = WIFI_FW_NULL_STATE;
+
+		} else {
+			DBG_871X("%s: do roaming\n", __func__);
+			rtw_roaming(padapter, NULL);
+		}
+	}
+
+	if (pwrpriv->wowlan_mode == true) {
+		pwrpriv->bips_processing = false;
+		_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
+	} else {
+		DBG_871X_LEVEL(_drv_always_, "do not reset timer\n");
+	}
+
+	pwrpriv->wowlan_mode =false;
+
+	/* clean driver side wake up reason. */
+	pwrpriv->wowlan_wake_reason = 0;
+exit:
+	DBG_871X("<== "FUNC_ADPT_FMT" exit....\n", FUNC_ADPT_ARG(padapter));
+	return ret;
+}
+#endif /* ifdef CONFIG_WOWLAN */
+
+#ifdef CONFIG_AP_WOWLAN
+int rtw_resume_process_ap_wow(struct adapter *padapter)
+{
+	struct net_device *pnetdev = padapter->pnetdev;
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+	struct wowlan_ioctl_param poidparam;
+	int ret = _SUCCESS;
+
+	DBG_871X("==> "FUNC_ADPT_FMT" entry....\n", FUNC_ADPT_ARG(padapter));
+
+	if (padapter) {
+		pnetdev = padapter->pnetdev;
+		pwrpriv = adapter_to_pwrctl(padapter);
+	} else {
+		pdbgpriv->dbg_resume_error_cnt++;
+		ret = -1;
+		goto exit;
+	}
+
+	rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, "AP-WOWLAN");
+
+	pwrpriv->bFwCurrentInPSMode = false;
+
+	rtw_hal_disable_interrupt(padapter);
+
+	if (padapter->HalFunc.clear_interrupt)
+		padapter->HalFunc.clear_interrupt(padapter);
+
+	/* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) { */
+	if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
+		ret = -1;
+		RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
+		goto exit;
+	}
+
+	/* Disable WOW, set H2C command */
+	poidparam.subcode = WOWLAN_AP_DISABLE;
+	padapter->HalFunc.SetHwRegHandler(padapter,
+		HW_VAR_AP_WOWLAN, (u8 *)&poidparam);
+	pwrpriv->wowlan_ap_mode = false;
+
+	padapter->bDriverStopped = false;
+	DBG_871X("%s: wowmode resuming, DriverStopped:%d\n", __func__, padapter->bDriverStopped);
+	rtw_start_drv_threads(padapter);
+
+	if (padapter->intf_start) {
+		padapter->intf_start(padapter);
+	}
+
+	/*  start netif queue */
+	if (pnetdev) {
+		if (!rtw_netif_queue_stopped(pnetdev))
+			rtw_netif_start_queue(pnetdev);
+		else
+			rtw_netif_wake_queue(pnetdev);
+	}
+
+	if (padapter->pid[1]!= 0) {
+		DBG_871X("pid[1]:%d\n", padapter->pid[1]);
+		rtw_signal_process(padapter->pid[1], SIGUSR2);
+	}
+
+	pwrpriv->bips_processing = false;
+	_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
+
+	/* clean driver side wake up reason. */
+	pwrpriv->wowlan_wake_reason = 0;
+exit:
+	DBG_871X("<== "FUNC_ADPT_FMT" exit....\n", FUNC_ADPT_ARG(padapter));
+	return ret;
+}
+#endif /* ifdef CONFIG_APWOWLAN */
+
+static int rtw_resume_process_normal(struct adapter *padapter)
+{
+	struct net_device *pnetdev;
+	struct pwrctrl_priv *pwrpriv;
+	struct mlme_priv *pmlmepriv;
+	struct dvobj_priv *psdpriv;
+	struct debug_priv *pdbgpriv;
+
+	int ret = _SUCCESS;
+
+	if (!padapter) {
+		ret = -1;
+		goto exit;
+	}
+
+	pnetdev = padapter->pnetdev;
+	pwrpriv = adapter_to_pwrctl(padapter);
+	pmlmepriv = &padapter->mlmepriv;
+	psdpriv = padapter->dvobj;
+	pdbgpriv = &psdpriv->drv_dbg;
+
+	DBG_871X("==> "FUNC_ADPT_FMT" entry....\n", FUNC_ADPT_ARG(padapter));
+	/*  interface init */
+	/* if (sdio_init(adapter_to_dvobj(padapter)) != _SUCCESS) */
+	if ((padapter->intf_init) && (padapter->intf_init(adapter_to_dvobj(padapter)) != _SUCCESS))
+	{
+		ret = -1;
+		RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: initialize SDIO Failed!!\n", __func__));
+		goto exit;
+	}
+	rtw_hal_disable_interrupt(padapter);
+	/* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) */
+	if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS))
+	{
+		ret = -1;
+		RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
+		goto exit;
+	}
+
+	rtw_reset_drv_sw(padapter);
+	pwrpriv->bkeepfwalive = false;
+
+	DBG_871X("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive);
+	if (pm_netdev_open(pnetdev, true) != 0) {
+		ret = -1;
+		pdbgpriv->dbg_resume_error_cnt++;
+		goto exit;
+	}
+
+	netif_device_attach(pnetdev);
+	netif_carrier_on(pnetdev);
+
+	if (padapter->pid[1]!= 0) {
+		DBG_871X("pid[1]:%d\n", padapter->pid[1]);
+		rtw_signal_process(padapter->pid[1], SIGUSR2);
+	}
+
+
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
+		DBG_871X(FUNC_ADPT_FMT" fwstate:0x%08x - WIFI_STATION_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
+
+		if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME))
+			rtw_roaming(padapter, NULL);
+
+	} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
+		DBG_871X(FUNC_ADPT_FMT" fwstate:0x%08x - WIFI_AP_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
+		rtw_ap_restore_network(padapter);
+	} else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
+		DBG_871X(FUNC_ADPT_FMT" fwstate:0x%08x - WIFI_ADHOC_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
+	} else {
+		DBG_871X(FUNC_ADPT_FMT" fwstate:0x%08x - ???\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
+	}
+
+	DBG_871X("<== "FUNC_ADPT_FMT" exit....\n", FUNC_ADPT_ARG(padapter));
+
+exit:
+	return ret;
+}
+
+int rtw_resume_common(struct adapter *padapter)
+{
+	int ret = 0;
+	unsigned long start_time = jiffies;
+	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
+	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+	DBG_871X_LEVEL(_drv_always_, "resume start\n");
+	DBG_871X("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
+
+	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
+	#ifdef CONFIG_WOWLAN
+		if (pwrpriv->wowlan_mode == true)
+			rtw_resume_process_wow(padapter);
+		else
+			rtw_resume_process_normal(padapter);
+	#else
+		rtw_resume_process_normal(padapter);
+	#endif
+
+	} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
+	#ifdef CONFIG_AP_WOWLAN
+		rtw_resume_process_ap_wow(padapter);
+	#else
+		rtw_resume_process_normal(padapter);
+	#endif /* CONFIG_AP_WOWLAN */
+	} else {
+		rtw_resume_process_normal(padapter);
+	}
+
+	rtw_btcoex_SuspendNotify(padapter, 0);
+
+	if (pwrpriv) {
+		pwrpriv->bInSuspend = false;
+	#ifdef CONFIG_PNO_SUPPORT
+		pwrpriv->pno_in_resume = false;
+	#endif
+	}
+	DBG_871X_LEVEL(_drv_always_, "%s:%d in %d ms\n", __func__ , ret,
+		jiffies_to_msecs(jiffies - start_time));
+
+	return ret;
+}