diff options
Diffstat (limited to 'drivers/staging/rtl8188eu/core/rtw_mlme.c')
| -rw-r--r-- | drivers/staging/rtl8188eu/core/rtw_mlme.c | 2442 |
1 files changed, 2442 insertions, 0 deletions
diff --git a/drivers/staging/rtl8188eu/core/rtw_mlme.c b/drivers/staging/rtl8188eu/core/rtw_mlme.c new file mode 100644 index 000000000000..ea6607196d84 --- /dev/null +++ b/drivers/staging/rtl8188eu/core/rtw_mlme.c @@ -0,0 +1,2442 @@ +/****************************************************************************** + * + * 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. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * + ******************************************************************************/ +#define _RTW_MLME_C_ + + +#include <osdep_service.h> +#include <drv_types.h> +#include <recv_osdep.h> +#include <xmit_osdep.h> +#include <hal_intf.h> +#include <mlme_osdep.h> +#include <sta_info.h> +#include <wifi.h> +#include <wlan_bssdef.h> +#include <rtw_ioctl_set.h> +#include <usb_osintf.h> + +extern unsigned char MCS_rate_2R[16]; +extern unsigned char MCS_rate_1R[16]; + +int _rtw_init_mlme_priv (struct adapter *padapter) +{ + int i; + u8 *pbuf; + struct wlan_network *pnetwork; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + int res = _SUCCESS; + +_func_enter_; + + /* We don't need to memset padapter->XXX to zero, because adapter is allocated by rtw_zvmalloc(). */ + + pmlmepriv->nic_hdl = (u8 *)padapter; + + pmlmepriv->pscanned = NULL; + pmlmepriv->fw_state = 0; + 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) */ + + _rtw_spinlock_init(&(pmlmepriv->lock)); + _rtw_init_queue(&(pmlmepriv->free_bss_pool)); + _rtw_init_queue(&(pmlmepriv->scanned_queue)); + + set_scanned_network_val(pmlmepriv, 0); + + _rtw_memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid)); + + pbuf = rtw_zvmalloc(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++) { + _rtw_init_listhead(&(pnetwork->list)); + + rtw_list_insert_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); + + rtw_init_mlme_timer(padapter); + +exit: + +_func_exit_; + + return res; +} + +static void rtw_mfree_mlme_priv_lock (struct mlme_priv *pmlmepriv) +{ + _rtw_spinlock_free(&pmlmepriv->lock); + _rtw_spinlock_free(&(pmlmepriv->free_bss_pool.lock)); + _rtw_spinlock_free(&(pmlmepriv->scanned_queue.lock)); +} + +#if defined (CONFIG_88EU_AP_MODE) +static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen) +{ + 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); +} +#else +void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv) +{ +} +#endif + +void _rtw_free_mlme_priv (struct mlme_priv *pmlmepriv) +{ +_func_enter_; + + rtw_free_mlme_priv_ie_data(pmlmepriv); + + if (pmlmepriv) { + rtw_mfree_mlme_priv_lock (pmlmepriv); + + if (pmlmepriv->free_bss_buf) { + rtw_vmfree(pmlmepriv->free_bss_buf, MAX_BSS_CNT * sizeof(struct wlan_network)); + } + } +_func_exit_; +} + +int _rtw_enqueue_network(struct __queue *queue, struct wlan_network *pnetwork) +{ + unsigned long irql; + +_func_enter_; + + if (pnetwork == NULL) + goto exit; + + _enter_critical_bh(&queue->lock, &irql); + + rtw_list_insert_tail(&pnetwork->list, &queue->queue); + + _exit_critical_bh(&queue->lock, &irql); + +exit: + +_func_exit_; + + return _SUCCESS; +} + +struct wlan_network *_rtw_dequeue_network(struct __queue *queue) +{ + unsigned long irql; + + struct wlan_network *pnetwork; + +_func_enter_; + + _enter_critical_bh(&queue->lock, &irql); + + if (_rtw_queue_empty(queue)) { + pnetwork = NULL; + } else { + pnetwork = LIST_CONTAINOR(get_next(&queue->queue), struct wlan_network, list); + + rtw_list_delete(&(pnetwork->list)); + } + + _exit_critical_bh(&queue->lock, &irql); + +_func_exit_; + + return pnetwork; +} + +struct wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv)/* _queue *free_queue) */ +{ + unsigned long irql; + struct wlan_network *pnetwork; + struct __queue *free_queue = &pmlmepriv->free_bss_pool; + struct list_head *plist = NULL; + +_func_enter_; + + _enter_critical_bh(&free_queue->lock, &irql); + + if (_rtw_queue_empty(free_queue) == true) { + pnetwork = NULL; + goto exit; + } + plist = get_next(&(free_queue->queue)); + + pnetwork = LIST_CONTAINOR(plist , struct wlan_network, list); + + rtw_list_delete(&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 = rtw_get_current_time(); + pnetwork->aid = 0; + pnetwork->join_res = 0; + + pmlmepriv->num_of_scanned++; + +exit: + _exit_critical_bh(&free_queue->lock, &irql); + +_func_exit_; + + return pnetwork; +} + +void _rtw_free_network(struct mlme_priv *pmlmepriv , struct wlan_network *pnetwork, u8 isfreeall) +{ + u32 curr_time, delta_time; + u32 lifetime = SCANQUEUE_LIFETIME; + unsigned long irql; + struct __queue *free_queue = &(pmlmepriv->free_bss_pool); + +_func_enter_; + + if (pnetwork == NULL) + goto exit; + + if (pnetwork->fixed) + goto exit; + curr_time = rtw_get_current_time(); + if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) || + (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE))) + lifetime = 1; + if (!isfreeall) { + delta_time = (curr_time - pnetwork->last_scanned)/HZ; + if (delta_time < lifetime)/* unit:sec */ + goto exit; + } + _enter_critical_bh(&free_queue->lock, &irql); + rtw_list_delete(&(pnetwork->list)); + rtw_list_insert_tail(&(pnetwork->list), &(free_queue->queue)); + pmlmepriv->num_of_scanned--; + _exit_critical_bh(&free_queue->lock, &irql); + +exit: +_func_exit_; +} + +void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork) +{ + struct __queue *free_queue = &(pmlmepriv->free_bss_pool); + +_func_enter_; + if (pnetwork == NULL) + goto exit; + if (pnetwork->fixed) + goto exit; + rtw_list_delete(&(pnetwork->list)); + rtw_list_insert_tail(&(pnetwork->list), get_list_head(free_queue)); + pmlmepriv->num_of_scanned--; +exit: + +_func_exit_; +} + +/* + 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}; + +_func_enter_; + if (_rtw_memcmp(zero_addr, addr, ETH_ALEN)) { + pnetwork = NULL; + goto exit; + } + phead = get_list_head(scanned_queue); + plist = get_next(phead); + + while (plist != phead) { + pnetwork = LIST_CONTAINOR(plist, struct wlan_network , list); + if (_rtw_memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN) == true) + break; + plist = get_next(plist); + } + if (plist == phead) + pnetwork = NULL; +exit: +_func_exit_; + return pnetwork; +} + + +void _rtw_free_network_queue(struct adapter *padapter, u8 isfreeall) +{ + unsigned long irql; + struct list_head *phead, *plist; + struct wlan_network *pnetwork; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct __queue *scanned_queue = &pmlmepriv->scanned_queue; + +_func_enter_; + + + _enter_critical_bh(&scanned_queue->lock, &irql); + + phead = get_list_head(scanned_queue); + plist = get_next(phead); + + while (rtw_end_of_queue_search(phead, plist) == false) { + pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); + + plist = get_next(plist); + + _rtw_free_network(pmlmepriv, pnetwork, isfreeall); + } + _exit_critical_bh(&scanned_queue->lock, &irql); +_func_exit_; +} + +int rtw_if_up(struct adapter *padapter) +{ + int res; +_func_enter_; + + 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; + } + +_func_exit_; + return res; +} + +void rtw_generate_random_ibss(u8 *pibss) +{ + u32 curtime = rtw_get_current_time(); + +_func_enter_; + 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]; */ +_func_exit_; + return; +} + +u8 *rtw_get_capability_from_ie(u8 *ie) +{ + return ie + 8 + 2; +} + + +u16 rtw_get_capability(struct wlan_bssid_ex *bss) +{ + __le16 val; +_func_enter_; + + memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2); + +_func_exit_; + return le16_to_cpu(val); +} + +u8 *rtw_get_timestampe_from_ie(u8 *ie) +{ + return ie + 0; +} + +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; +_func_enter_; + res = _rtw_init_mlme_priv(padapter);/* (pmlmepriv); */ +_func_exit_; + return res; +} + +void rtw_free_mlme_priv (struct mlme_priv *pmlmepriv) +{ +_func_enter_; + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_mlme_priv\n")); + _rtw_free_mlme_priv (pmlmepriv); +_func_exit_; +} + +static struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv) +{ + struct wlan_network *pnetwork; +_func_enter_; + pnetwork = _rtw_alloc_network(pmlmepriv); +_func_exit_; + return pnetwork; +} + +static void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, + struct wlan_network *pnetwork) +{ +_func_enter_; + _rtw_free_network_nolock(pmlmepriv, pnetwork); +_func_exit_; +} + + +void rtw_free_network_queue(struct adapter *dev, u8 isfreeall) +{ +_func_enter_; + _rtw_free_network_queue(dev, isfreeall); +_func_exit_; +} + +/* + 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; +} + +static int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b) +{ + return (a->Ssid.SsidLength == b->Ssid.SsidLength) && + _rtw_memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength); +} + +int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst) +{ + u16 s_cap, d_cap; + __le16 le_scap, le_dcap; + +_func_enter_; + memcpy((u8 *)&le_scap, rtw_get_capability_from_ie(src->IEs), 2); + memcpy((u8 *)&le_dcap, rtw_get_capability_from_ie(dst->IEs), 2); + + + s_cap = le16_to_cpu(le_scap); + d_cap = le16_to_cpu(le_dcap); + +_func_exit_; + + return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) && + ((_rtw_memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN)) == true) && + ((_rtw_memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength)) == true) && + ((s_cap & WLAN_CAPABILITY_IBSS) == + (d_cap & WLAN_CAPABILITY_IBSS)) && + ((s_cap & WLAN_CAPABILITY_BSS) == + (d_cap & WLAN_CAPABILITY_BSS))); +} + +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; + +_func_enter_; + phead = get_list_head(scanned_queue); + + plist = get_next(phead); + + while (1) { + if (rtw_end_of_queue_search(phead, plist) == true) + break; + + pwlan = LIST_CONTAINOR(plist, struct wlan_network, list); + + if (!pwlan->fixed) { + if (oldest == NULL || time_after(oldest->last_scanned, pwlan->last_scanned)) + oldest = pwlan; + } + + plist = get_next(plist); + } +_func_exit_; + 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; + +_func_enter_; + rtw_hal_antdiv_rssi_compared(padapter, dst, src); /* this will update src.Rssi, need consider again */ + + /* 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)) { + /* 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) + 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; + +_func_exit_; +} + +static void update_current_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork) +{ + struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); + +_func_enter_; + + if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) && + (is_same_network(&(pmlmepriv->cur_network.network), pnetwork))) { + update_network(&(pmlmepriv->cur_network.network), pnetwork, adapter, true); + rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof(struct ndis_802_11_fixed_ie), + pmlmepriv->cur_network.network.IELength); + } +_func_exit_; +} + +/* +Caller must hold pmlmepriv->lock first. +*/ +void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target) +{ + unsigned long irql; + 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; + +_func_enter_; + + _enter_critical_bh(&queue->lock, &irql); + phead = get_list_head(queue); + plist = get_next(phead); + + while (1) { + if (rtw_end_of_queue_search(phead, plist) == true) + break; + + pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); + + if (is_same_network(&(pnetwork->network), target)) + break; + if ((oldest == ((struct wlan_network *)0)) || + 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 (rtw_end_of_queue_search(phead, plist) == true) { + if (_rtw_queue_empty(&(pmlmepriv->free_bss_pool)) == true) { + /* If there are no more slots, expire the oldest */ + pnetwork = oldest; + + rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna)); + memcpy(&(pnetwork->network), target, get_wlan_bssid_ex_sz(target)); + /* variable initialize */ + pnetwork->fixed = false; + pnetwork->last_scanned = rtw_get_current_time(); + + 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; + rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna)); + memcpy(&(pnetwork->network), target, bssid_ex_sz); + + pnetwork->last_scanned = rtw_get_current_time(); + + /* bss info not receving from the right channel */ + if (pnetwork->network.PhyInfo.SignalQuality == 101) + pnetwork->network.PhyInfo.SignalQuality = 0; + rtw_list_insert_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 = rtw_get_current_time(); + + /* 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; + + update_network(&(pnetwork->network), target, adapter, update_ie); + } + +exit: + _exit_critical_bh(&queue->lock, &irql); + +_func_exit_; +} + +static void rtw_add_network(struct adapter *adapter, + struct wlan_bssid_ex *pnetwork) +{ +_func_enter_; +#if defined(CONFIG_88EU_P2P) + rtw_wlan_bssid_ex_remove_p2p_attr(pnetwork, P2P_ATTR_GROUP_INFO); +#endif + update_current_network(adapter, pnetwork); + rtw_update_scanned_network(adapter, pnetwork); +_func_exit_; +} + +/* 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 */ +static 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.... */ + if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0)) + bselected = false; + } + + + if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) { + DBG_88E("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) +{ +_func_enter_; + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("receive atimdone_evet\n")); +_func_exit_; + return; +} + + +void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf) +{ + unsigned long irql; + u32 len; + struct wlan_bssid_ex *pnetwork; + struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); + +_func_enter_; + + 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; + } + _enter_critical_bh(&pmlmepriv->lock, &irql); + + /* update IBSS_network 's timestamp */ + if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) { + if (_rtw_memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN)) { + struct wlan_network *ibss_wlan = NULL; + unsigned long irql; + + memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8); + _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress); + if (ibss_wlan) { + memcpy(ibss_wlan->network.IEs , pnetwork->IEs, 8); + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + goto exit; + } + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + } + } + + /* 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: + + _exit_critical_bh(&pmlmepriv->lock, &irql); + +_func_exit_; + + return; +} + + + +void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf) +{ + unsigned long irql; + struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); + struct mlme_ext_priv *pmlmeext; + +_func_enter_; + _enter_critical_bh(&pmlmepriv->lock, &irql); + + 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; + + _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))); + } + + rtw_set_signal_stat_timer(&adapter->recvpriv); + + if (pmlmepriv->to_join) { + 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; + + _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("switching to adhoc master\n")); + + _rtw_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_88E("try_to_join, but select scanning queue fail, to_roaming:%d\n", pmlmepriv->to_roaming); + if (pmlmepriv->to_roaming != 0) { + if (--pmlmepriv->to_roaming == 0 || + _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)) { + pmlmepriv->to_roaming = 0; + rtw_free_assoc_resources(adapter, 1); + rtw_indicate_disconnect(adapter); + } else { + pmlmepriv->to_join = true; + } + } + _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); + } + } + } + + indicate_wx_scan_complete_event(adapter); + + _exit_critical_bh(&pmlmepriv->lock, &irql); + + if (check_fwstate(pmlmepriv, _FW_LINKED) == true) + p2p_ps_wk_cmd(adapter, P2P_PS_SCAN_DONE, 0); + + rtw_os_xmit_schedule(adapter); + + pmlmeext = &adapter->mlmeextpriv; + if (pmlmeext->sitesurvey_res.bss_cnt == 0) + rtw_hal_sreset_reset(adapter); +_func_exit_; +} + +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) +{ + unsigned long irql, irql0; + struct __queue *free_queue = &pmlmepriv->free_bss_pool; + struct __queue *scan_queue = &pmlmepriv->scanned_queue; + struct list_head *plist, *phead, *ptemp; + +_func_enter_; + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n")); + _enter_critical_bh(&scan_queue->lock, &irql0); + _enter_critical_bh(&free_queue->lock, &irql); + + phead = get_list_head(scan_queue); + plist = get_next(phead); + + while (plist != phead) { + ptemp = get_next(plist); + rtw_list_delete(plist); + rtw_list_insert_tail(plist, &free_queue->queue); + plist = ptemp; + pmlmepriv->num_of_scanned--; + } + + _exit_critical_bh(&free_queue->lock, &irql); + _exit_critical_bh(&scan_queue->lock, &irql0); + +_func_exit_; +} + +/* +*rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock +*/ +void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue) +{ + unsigned long irql; + struct wlan_network *pwlan = NULL; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct sta_priv *pstapriv = &adapter->stapriv; + struct wlan_network *tgt_network = &pmlmepriv->cur_network; + +_func_enter_; + + 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=%pM ssid=%s\n", + 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); + + _enter_critical_bh(&(pstapriv->sta_hash_lock), &irql); + rtw_free_stainfo(adapter, psta); + _exit_critical_bh(&(pstapriv->sta_hash_lock), &irql); + } + + 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); + _enter_critical_bh(&(pstapriv->sta_hash_lock), &irql); + rtw_free_stainfo(adapter, psta); + _exit_critical_bh(&(pstapriv->sta_hash_lock), &irql); + + rtw_init_bcmc_stainfo(adapter); + } + + if (lock_scanned_queue) + _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + + 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(pmlmepriv, pwlan); + + if (lock_scanned_queue) + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + pmlmepriv->key_mask = 0; +_func_exit_; +} + +/* +*rtw_indicate_connect: the caller has to lock pmlmepriv->lock +*/ +void rtw_indicate_connect(struct adapter *padapter) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + +_func_enter_; + + 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_led_control(padapter, LED_CTL_LINK); + + rtw_os_indicate_connect(padapter); + } + + pmlmepriv->to_roaming = 0; + + 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))); +_func_exit_; +} + +/* +*rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock +*/ +void rtw_indicate_disconnect(struct adapter *padapter) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + +_func_enter_; + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n")); + + _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING | WIFI_UNDER_WPS); + + + if (pmlmepriv->to_roaming > 0) + _clr_fwstate_(pmlmepriv, _FW_LINKED); + + if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) || + (pmlmepriv->to_roaming <= 0)) { + rtw_os_indicate_disconnect(padapter); + + _clr_fwstate_(pmlmepriv, _FW_LINKED); + rtw_led_control(padapter, LED_CTL_NO_LINK); + rtw_clear_scan_deny(padapter); + } + p2p_ps_wk_cmd(padapter, P2P_PS_DISABLE, 1); + + rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1); + +_func_exit_; +} + +inline void rtw_indicate_scan_done(struct adapter *padapter, bool aborted) +{ + rtw_os_indicate_scan_done(padapter, aborted); +} + +void rtw_scan_abort(struct adapter *adapter) +{ + u32 start; + struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); + struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv); + + start = rtw_get_current_time(); + pmlmeext->scan_abort = true; + while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) && + rtw_get_passing_time_ms(start) <= 200) { + if (adapter->bDriverStopped || adapter->bSurpriseRemoved) + break; + DBG_88E(FUNC_NDEV_FMT"fw_state=_FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev)); + rtw_msleep_os(20); + } + if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) { + if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved) + DBG_88E(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; + + 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_88E("%s\n", __func__); + psta->aid = pnetwork->join_res; + psta->mac_id = 0; + /* 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; + _rtw_memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof(union Keytype)); + _rtw_memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof(union Keytype)); + _rtw_memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof(union Keytype)); + _rtw_memset((u8 *)&psta->dot11txpn, 0, sizeof(union pn48)); + _rtw_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; + 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; + preorder_ctrl->wend_b = 0xffff; + preorder_ctrl->wsize_b = 64;/* max_ampdu_sz; ex. 32(kbytes) -> wsize_b = 32 */ + } + } + /* misc. */ + update_sta_info(padapter, psta); + } + 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_88E("%s\n", __func__); + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, + ("\nfw_state:%x, BSSID:%pM\n", + get_fwstate(pmlmepriv), 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); + 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_fixed_ie), + (cur_network->network.IELength)); + rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength); +} + +/* 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). */ + +void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf) +{ + unsigned long irql, irql2; + 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; + +_func_enter_; + + 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 = _rtw_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")); + goto ignore_nolock; + } + + _enter_critical_bh(&pmlmepriv->lock, &irql); + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\nrtw_joinbss_event_callback!! _enter_critical\n")); + + if (pnetwork->join_res > 0) { + _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) { + /* s1. find ptarget_wlan */ + if (check_fwstate(pmlmepriv, _FW_LINKED)) { + if (the_same_macaddr) { + 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) { + _enter_critical_bh(&(pstapriv->sta_hash_lock), &irql2); + rtw_free_stainfo(adapter, pcur_sta); + _exit_critical_bh(&(pstapriv->sta_hash_lock), &irql2); + } + + 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_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress); + 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 { + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't find ptarget_wlan when joinbss_event callback\n")); + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + 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")); + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + goto ignore_joinbss_callback; + } + } + + /* s4. indicate connect */ + if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { + 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))); + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + goto ignore_joinbss_callback; + } + + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + + } else if (pnetwork->join_res == -4) { + rtw_reset_securitypriv(adapter); + _set_timer(&pmlmepriv->assoc_timer, 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 */ + _set_timer(&pmlmepriv->assoc_timer, 1); + _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); + } + +ignore_joinbss_callback: + _exit_critical_bh(&pmlmepriv->lock, &irql); +ignore_nolock: +_func_exit_; +} + +void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf) +{ + struct wlan_network *pnetwork = (struct wlan_network *)pbuf; + +_func_enter_; + + mlmeext_joinbss_event_callback(adapter, pnetwork->join_res); + + rtw_os_xmit_schedule(adapter); + +_func_exit_; +} + +static u8 search_max_mac_id(struct adapter *padapter) +{ + u8 mac_id; +#if defined (CONFIG_88EU_AP_MODE) + u8 aid; + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct sta_priv *pstapriv = &padapter->stapriv; +#endif + struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + +#if defined (CONFIG_88EU_AP_MODE) + if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { + for (aid = (pstapriv->max_num_sta); aid > 0; aid--) { + if (pstapriv->sta_aid[aid-1] != NULL) + break; + } + mac_id = aid + 1; + } else +#endif + {/* adhoc id = 31~2 */ + for (mac_id = (NUM_STA-1); mac_id >= IBSS_START_MAC_ID; mac_id--) { + if (pmlmeinfo->FW_sta_info[mac_id].status == 1) + break; + } + } + return mac_id; +} + +/* FOR AP , AD-HOC mode */ +void rtw_stassoc_hw_rpt(struct adapter *adapter, struct sta_info *psta) +{ + u16 media_status; + u8 macid; + + if (psta == NULL) + return; + + macid = search_max_mac_id(adapter); + rtw_hal_set_hwreg(adapter, HW_VAR_TX_RPT_MAX_MACID, (u8 *)&macid); + media_status = (psta->mac_id<<8)|1; /* MACID|OPMODE:1 connect */ + rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status); +} + +void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf) +{ + unsigned long irql; + 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; + +_func_enter_; + + if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false) + return; + +#if defined (CONFIG_88EU_AP_MODE) + if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { + psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr); + if (psta) { + ap_sta_info_defer_update(adapter, psta); + rtw_stassoc_hw_rpt(adapter, psta); + } + goto exit; + } +#endif + /* 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")); + goto exit; /* 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")); + goto exit; + } + /* to do: init sta_info variable */ + psta->qos_option = 0; + psta->mac_id = (uint)pstassoc->cam_id; + DBG_88E("%s\n", __func__); + /* for ad-hoc mode */ + rtw_hal_set_odm_var(adapter, HAL_ODM_STA_INFO, psta, true); + rtw_stassoc_hw_rpt(adapter, psta); + if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) + psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm; + psta->ieee8021x_blocked = false; + _enter_critical_bh(&pmlmepriv->lock, &irql); + if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) || + (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE))) { + if (adapter->stapriv.asoc_sta_count == 2) { + _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress); + if (ptarget_wlan) + ptarget_wlan->fixed = true; + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + /* a sta + bc/mc_stainfo (not Ibss_stainfo) */ + rtw_indicate_connect(adapter); + } + } + _exit_critical_bh(&pmlmepriv->lock, &irql); + mlmeext_sta_add_event_callback(adapter, psta); +exit: +_func_exit_; +} + +void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf) +{ + unsigned long irql, irql2; + 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 sta_priv *pstapriv = &adapter->stapriv; + struct wlan_network *tgt_network = &(pmlmepriv->cur_network); + +_func_enter_; + + psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr); + if (psta) + mac_id = psta->mac_id; + else + mac_id = pstadel->mac_id; + + DBG_88E("%s(mac_id=%d)=%pM\n", __func__, mac_id, 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)) + return; + + mlmeext_sta_del_event_callback(adapter); + + _enter_critical_bh(&pmlmepriv->lock, &irql2); + + if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { + if (pmlmepriv->to_roaming > 0) + pmlmepriv->to_roaming--; /* this stadel_event is caused by roaming, decrease to_roaming */ + else if (pmlmepriv->to_roaming == 0) + pmlmepriv->to_roaming = adapter->registrypriv.max_roaming_times; + + if (*((unsigned short *)(pstadel->rsvd)) != WLAN_REASON_EXPIRATION_CHK) + pmlmepriv->to_roaming = 0; /* don't roam */ + + rtw_free_uc_swdec_pending_queue(adapter); + + rtw_free_assoc_resources(adapter, 1); + rtw_indicate_disconnect(adapter); + _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + /* 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(pmlmepriv, pwlan); + } + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + _rtw_roaming(adapter, tgt_network); + } + if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) || + check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) { + _enter_critical_bh(&(pstapriv->sta_hash_lock), &irql); + rtw_free_stainfo(adapter, psta); + _exit_critical_bh(&(pstapriv->sta_hash_lock), &irql); + + if (adapter->stapriv.asoc_sta_count == 1) { /* a sta + bc/mc_stainfo (not Ibss_stainfo) */ + _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + /* free old ibss network */ + pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress); + if (pwlan) { + pwlan->fixed = false; + rtw_free_network_nolock(pmlmepriv, pwlan); + } + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + /* 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)); + + _rtw_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 ")); + } + } + _exit_critical_bh(&pmlmepriv->lock, &irql2); +_func_exit_; +} + +void rtw_cpwm_event_callback(struct adapter *padapter, u8 *pbuf) +{ +_func_enter_; + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_cpwm_event_callback !!!\n")); +_func_exit_; +} + +/* +* _rtw_join_timeout_handler - Timeout/faliure handler for CMD JoinBss +* @adapter: pointer to struct adapter structure +*/ +void _rtw_join_timeout_handler (struct adapter *adapter) +{ + unsigned long irql; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + int do_join_r; + +_func_enter_; + + DBG_88E("%s, fw_state=%x\n", __func__, get_fwstate(pmlmepriv)); + + if (adapter->bDriverStopped || adapter->bSurpriseRemoved) + return; + + + _enter_critical_bh(&pmlmepriv->lock, &irql); + + if (pmlmepriv->to_roaming > 0) { /* join timeout caused by roaming */ + while (1) { + pmlmepriv->to_roaming--; + if (pmlmepriv->to_roaming != 0) { /* try another , */ + DBG_88E("%s try another roaming\n", __func__); + do_join_r = rtw_do_join(adapter); + if (_SUCCESS != do_join_r) { + DBG_88E("%s roaming do_join return %d\n", __func__ , do_join_r); + continue; + } + break; + } else { + DBG_88E("%s We've try roaming but fail\n", __func__); + rtw_indicate_disconnect(adapter); + break; + } + } + } else { + rtw_indicate_disconnect(adapter); + free_scanqueue(pmlmepriv);/* */ + } + _exit_critical_bh(&pmlmepriv->lock, &irql); +_func_exit_; +} + +/* +* rtw_scan_timeout_handler - Timeout/Faliure handler for CMD SiteSurvey +* @adapter: pointer to struct adapter structure +*/ +void rtw_scan_timeout_handler (struct adapter *adapter) +{ + unsigned long irql; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + + DBG_88E(FUNC_ADPT_FMT" fw_state=%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv)); + _enter_critical_bh(&pmlmepriv->lock, &irql); + _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); + _exit_critical_bh(&pmlmepriv->lock, &irql); + rtw_indicate_scan_done(adapter, true); +} + +static void rtw_auto_scan_handler(struct adapter *padapter) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + /* auto site survey per 60sec */ + if (pmlmepriv->scan_interval > 0) { + pmlmepriv->scan_interval--; + if (pmlmepriv->scan_interval == 0) { + DBG_88E("%s\n", __func__); + rtw_set_802_11_bssid_list_scan(padapter, NULL, 0); + pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */ + } + } +} + +void rtw_dynamic_check_timer_handlder(struct adapter *adapter) +{ + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct registry_priv *pregistrypriv = &adapter->registrypriv; + + if (!adapter) + return; + if (!adapter->hw_init_completed) + return; + if ((adapter->bDriverStopped) || (adapter->bSurpriseRemoved)) + return; + if (adapter->net_closed) + return; + rtw_dynamic_chk_wk_cmd(adapter); + + if (pregistrypriv->wifi_spec == 1) { +#ifdef CONFIG_88EU_P2P + struct wifidirect_info *pwdinfo = &adapter->wdinfo; + if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) +#endif + { + /* auto site survey */ + rtw_auto_scan_handler(adapter); + } + } + + rcu_read_lock(); + + if (rcu_dereference(adapter->pnetdev->rx_handler_data) && + (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == true)) { + /* expire NAT2.5 entry */ + nat25_db_expire(adapter); + + if (adapter->pppoe_connection_in_progress > 0) { + adapter->pppoe_connection_in_progress--; + } + + /* due to rtw_dynamic_check_timer_handlder() is called every 2 seconds */ + if (adapter->pppoe_connection_in_progress > 0) { + adapter->pppoe_connection_in_progress--; + } + } + + rcu_read_unlock(); +} + +#define RTW_SCAN_RESULT_EXPIRE 2000 + +/* +* 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 *pmlmepriv + , struct wlan_network **candidate, struct wlan_network *competitor) +{ + int updated = false; + struct adapter *adapter = container_of(pmlmepriv, struct adapter, mlmepriv); + + + /* check bssid, if needed */ + if (pmlmepriv->assoc_by_bssid) { + if (!_rtw_memcmp(competitor->network.MacAddress, pmlmepriv->assoc_bssid, ETH_ALEN)) + goto exit; + } + + /* check ssid, if needed */ + if (pmlmepriv->assoc_ssid.Ssid && pmlmepriv->assoc_ssid.SsidLength) { + if (competitor->network.Ssid.SsidLength != pmlmepriv->assoc_ssid.SsidLength || + _rtw_memcmp(competitor->network.Ssid.Ssid, pmlmepriv->assoc_ssid.Ssid, pmlmepriv->assoc_ssid.SsidLength) == false) + goto exit; + } + + if (rtw_is_desired_network(adapter, competitor) == false) + goto exit; + + if (pmlmepriv->to_roaming) { + if (rtw_get_passing_time_ms((u32)competitor->last_scanned) >= RTW_SCAN_RESULT_EXPIRE || + is_same_ess(&competitor->network, &pmlmepriv->cur_network.network) == false) + goto exit; + } + + if (*candidate == NULL || (*candidate)->network.Rssi < competitor->network.Rssi) { + *candidate = competitor; + updated = true; + } + if (updated) { + DBG_88E("[by_bssid:%u][assoc_ssid:%s]new candidate: %s(%pM rssi:%d\n", + pmlmepriv->assoc_by_bssid, + pmlmepriv->assoc_ssid.Ssid, + (*candidate)->network.Ssid.Ssid, + (*candidate)->network.MacAddress, + (int)(*candidate)->network.Rssi); + DBG_88E("[to_roaming:%u]\n", pmlmepriv->to_roaming); + } + +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) +{ + unsigned long irql; + 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; + u8 supp_ant_div = false; + +_func_enter_; + + _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + phead = get_list_head(queue); + adapter = (struct adapter *)pmlmepriv->nic_hdl; + pmlmepriv->pscanned = get_next(phead); + while (!rtw_end_of_queue_search(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); + rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork); + } + if (candidate == NULL) { + DBG_88E("%s: return _FAIL(candidate==NULL)\n", __func__); + ret = _FAIL; + goto exit; + } else { + DBG_88E("%s: candidate: %s(%pM ch:%u)\n", __func__, + candidate->network.Ssid.Ssid, candidate->network.MacAddress, + candidate->network.Configuration.DSConfig); + } + + + /* check for situation of _FW_LINKED */ + if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { + DBG_88E("%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); + } + + rtw_hal_get_def_var(adapter, HAL_DEF_IS_SUPPORT_ANT_DIV, &(supp_ant_div)); + if (supp_ant_div) { + u8 cur_ant; + rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(cur_ant)); + DBG_88E("#### Opt_Ant_(%s), cur_Ant(%s)\n", + (2 == candidate->network.PhyInfo.Optimum_antenna) ? "A" : "B", + (2 == cur_ant) ? "A" : "B" + ); + } + + ret = rtw_joinbss_cmd(adapter, candidate); + +exit: + _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irql); + +_func_exit_; + + return ret; +} + +int rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv) +{ + struct cmd_obj *pcmd; + struct setauth_parm *psetauthparm; + struct cmd_priv *pcmdpriv = &(adapter->cmdpriv); + int res = _SUCCESS; + +_func_enter_; + + 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(pcmd); + res = _FAIL; + goto exit; + } + _rtw_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; + _rtw_init_listhead(&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: +_func_exit_; + return res; +} + +int rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, int keyid, u8 set_tx) +{ + u8 keylen; + struct cmd_obj *pcmd; + struct setkey_parm *psetkeyparm; + struct cmd_priv *pcmdpriv = &(adapter->cmdpriv); + struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); + int res = _SUCCESS; + +_func_enter_; + pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj)); + if (pcmd == NULL) { + res = _FAIL; /* try again */ + goto exit; + } + psetkeyparm = (struct setkey_parm *)rtw_zmalloc(sizeof(struct setkey_parm)); + if (psetkeyparm == NULL) { + kfree(pcmd); + res = _FAIL; + goto exit; + } + + _rtw_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; + pmlmepriv->key_mask |= BIT(psetkeyparm->keyid); + DBG_88E("==> rtw_set_key algorithm(%x), keyid(%x), key_mask(%x)\n", + psetkeyparm->algorithm, psetkeyparm->keyid, pmlmepriv->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; + goto exit; + } + pcmd->cmdcode = _SetKey_CMD_; + pcmd->parmbuf = (u8 *)psetkeyparm; + pcmd->cmdsz = (sizeof(struct setkey_parm)); + pcmd->rsp = NULL; + pcmd->rspsz = 0; + _rtw_init_listhead(&pcmd->list); + res = rtw_enqueue_cmd(pcmdpriv, pcmd); +exit: +_func_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 */ + /* Append WMM IE to the last index of out_ie */ + + 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) && + (_rtw_memcmp(psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN) == true)) { + 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; +} + +int rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len) +{ + u8 authmode; + uint ielength; + int iEntry; + + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct security_priv *psecuritypriv = &adapter->securitypriv; + uint ndisauthmode = psecuritypriv->ndisauthtype; + uint ndissecuritytype = psecuritypriv->ndisencryptstatus; + +_func_enter_; + + 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); + 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); + } + +_func_exit_; + + 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); + +_func_enter_; + + 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_config); + 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; + +_func_exit_; +} + +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; + +_func_enter_; + + 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 */ + + 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); */ +_func_exit_; +} + +void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter) +{ +_func_enter_; +_func_exit_; +} + +/* 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)); + } +} + +/* 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) +{ + u32 ielen, out_len; + enum ht_cap_ampdu_factor max_rx_ampdu_factor; + unsigned char *p; + struct rtw_ieee80211_ht_cap ht_capie; + unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00}; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct qos_priv *pqospriv = &pmlmepriv->qospriv; + struct ht_priv *phtpriv = &pmlmepriv->htpriv; + u32 rx_packet_offset, max_recvbuf_sz; + + + phtpriv->ht_option = false; + + p = rtw_get_ie(in_ie+12, _HT_CAPABILITY_IE_, &ielen, in_len-12); + + if (p && ielen > 0) { + if (pqospriv->qos_option == 0) { + out_len = *pout_len; + rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_, + _WMM_IE_Length_, WMM_IE, pout_len); + + pqospriv->qos_option = 1; + } + + out_len = *pout_len; + + _rtw_memset(&ht_capie, 0, sizeof(struct rtw_ieee80211_ht_cap)); + + ht_capie.cap_info = IEEE80211_HT_CAP_SUP_WIDTH | + IEEE80211_HT_CAP_SGI_20 | + IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_TX_STBC | + IEEE80211_HT_CAP_DSSSCCK40; + + 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); + + /* + AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k + AMPDU_para [4:2]:Min MPDU Start Spacing + */ + + 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); + + + 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; + + p = rtw_get_ie(in_ie+12, _HT_ADD_INFO_IE_, &ielen, in_len-12); + if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) { + out_len = *pout_len; + 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 *p, max_ampdu_sz; + int len; + struct rtw_ieee80211_ht_cap *pht_capie; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct ht_priv *phtpriv = &pmlmepriv->htpriv; + struct registry_priv *pregistrypriv = &padapter->registrypriv; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + if (!phtpriv->ht_option) + return; + + if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable)) + return; + + DBG_88E("+rtw_update_ht_cap()\n"); + + /* maybe needs check if ap supports rx ampdu. */ + if ((!phtpriv->ampdu_enable) && (pregistrypriv->ampdu_enable == 1)) { + if (pregistrypriv->wifi_spec == 1) + phtpriv->ampdu_enable = false; + else + phtpriv->ampdu_enable = true; + } else if (pregistrypriv->ampdu_enable == 2) { + phtpriv->ampdu_enable = true; + } + + + /* check Max Rx A-MPDU Size */ + len = 0; + p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fixed_ie), _HT_CAPABILITY_IE_, &len, ie_len-sizeof(struct ndis_802_11_fixed_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); */ + phtpriv->rx_ampdu_maxlen = max_ampdu_sz; + } + len = 0; + p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fixed_ie), _HT_ADD_INFO_IE_, &len, ie_len-sizeof(struct ndis_802_11_fixed_ie)); + + /* update cur_bwmode & cur_ch_offset */ + if ((pregistrypriv->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; + + padapter->HalFunc.GetHwRegHandler(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); + + /* update the MCS rates */ + for (i = 0; i < 16; i++) { + if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R)) + pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i]; + else + pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i]; + } + /* switch to the 40M Hz mode accoring to the AP */ + pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40; + switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) { + case HT_EXTCHNL_OFFSET_UPPER: + pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; + break; + case HT_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_88E("%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.NumTxOkInPeriod < 100)) + return; + + priority = pattrib->priority; + + if (pattrib->psta) + psta = pattrib->psta; + else + psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); + + if (psta == NULL) + return; + + phtpriv = &psta->htpriv; + + if ((phtpriv->ht_option) && (phtpriv->ampdu_enable)) { + issued = (phtpriv->agg_enable_bitmap>>priority)&0x1; + issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1; + + if (0 == issued) { + DBG_88E("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_roaming(struct adapter *padapter, struct wlan_network *tgt_network) +{ + unsigned long irql; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + _enter_critical_bh(&pmlmepriv->lock, &irql); + _rtw_roaming(padapter, tgt_network); + _exit_critical_bh(&pmlmepriv->lock, &irql); +} +void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + int do_join_r; + + struct wlan_network *pnetwork; + + if (tgt_network != NULL) + pnetwork = tgt_network; + else + pnetwork = &pmlmepriv->cur_network; + + if (0 < pmlmepriv->to_roaming) { + DBG_88E("roaming from %s(%pM length:%d\n", + pnetwork->network.Ssid.Ssid, pnetwork->network.MacAddress, + pnetwork->network.Ssid.SsidLength); + memcpy(&pmlmepriv->assoc_ssid, &pnetwork->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_88E("roaming do_join return %d\n", do_join_r); + pmlmepriv->to_roaming--; + + if (0 < pmlmepriv->to_roaming) { + continue; + } else { + DBG_88E("%s(%d) -to roaming fail, indicate_disconnect\n", __func__, __LINE__); + rtw_indicate_disconnect(padapter); + break; + } + } + } + } +} |