1 /******************************************************************************
3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 ******************************************************************************/
17 #include <drv_types.h>
18 #include <rtw_debug.h>
19 #include <linux/jiffies.h>
21 extern u8 rtw_do_join(struct adapter *padapter);
23 sint _rtw_init_mlme_priv(struct adapter *padapter)
27 struct wlan_network *pnetwork;
28 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
31 /* We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
32 /* memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv)); */
34 pmlmepriv->nic_hdl = (u8 *)padapter;
36 pmlmepriv->pscanned = NULL;
37 pmlmepriv->fw_state = WIFI_STATION_STATE; /* Must sync with rtw_wdev_alloc() */
38 /* wdev->iftype = NL80211_IFTYPE_STATION */
39 pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown;
40 pmlmepriv->scan_mode = SCAN_ACTIVE;/* 1: active, 0: pasive. Maybe someday we should rename this varable to "active_mode" (Jeff) */
42 spin_lock_init(&(pmlmepriv->lock));
43 _rtw_init_queue(&(pmlmepriv->free_bss_pool));
44 _rtw_init_queue(&(pmlmepriv->scanned_queue));
46 set_scanned_network_val(pmlmepriv, 0);
48 memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
50 pbuf = vzalloc(MAX_BSS_CNT * (sizeof(struct wlan_network)));
56 pmlmepriv->free_bss_buf = pbuf;
58 pnetwork = (struct wlan_network *)pbuf;
60 for (i = 0; i < MAX_BSS_CNT; i++) {
61 INIT_LIST_HEAD(&(pnetwork->list));
63 list_add_tail(&(pnetwork->list), &(pmlmepriv->free_bss_pool.queue));
68 /* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */
70 rtw_clear_scan_deny(padapter);
72 #define RTW_ROAM_SCAN_RESULT_EXP_MS 5000
73 #define RTW_ROAM_RSSI_DIFF_TH 10
74 #define RTW_ROAM_SCAN_INTERVAL_MS 10000
76 pmlmepriv->roam_flags = 0
79 #ifdef CONFIG_LAYER2_ROAMING_ACTIVE /* FIXME */
84 pmlmepriv->roam_scanr_exp_ms = RTW_ROAM_SCAN_RESULT_EXP_MS;
85 pmlmepriv->roam_rssi_diff_th = RTW_ROAM_RSSI_DIFF_TH;
86 pmlmepriv->roam_scan_int_ms = RTW_ROAM_SCAN_INTERVAL_MS;
88 rtw_init_mlme_timer(padapter);
95 static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen)
104 void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
106 rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
107 rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
108 rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len);
109 rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len);
110 rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len);
111 rtw_free_mlme_ie_data(&pmlmepriv->wps_assoc_resp_ie, &pmlmepriv->wps_assoc_resp_ie_len);
113 rtw_free_mlme_ie_data(&pmlmepriv->p2p_beacon_ie, &pmlmepriv->p2p_beacon_ie_len);
114 rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_req_ie, &pmlmepriv->p2p_probe_req_ie_len);
115 rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_resp_ie, &pmlmepriv->p2p_probe_resp_ie_len);
116 rtw_free_mlme_ie_data(&pmlmepriv->p2p_go_probe_resp_ie, &pmlmepriv->p2p_go_probe_resp_ie_len);
117 rtw_free_mlme_ie_data(&pmlmepriv->p2p_assoc_req_ie, &pmlmepriv->p2p_assoc_req_ie_len);
120 void _rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
123 rtw_free_mlme_priv_ie_data(pmlmepriv);
124 if (pmlmepriv->free_bss_buf) {
125 vfree(pmlmepriv->free_bss_buf);
131 struct wlan_network *_rtw_dequeue_network(struct __queue *queue)
135 struct wlan_network *pnetwork;
137 spin_lock_bh(&queue->lock);
139 if (list_empty(&queue->queue))
145 pnetwork = LIST_CONTAINOR(get_next(&queue->queue), struct wlan_network, list);
147 list_del_init(&(pnetwork->list));
150 spin_unlock_bh(&queue->lock);
156 struct wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv)/* _queue *free_queue) */
158 struct wlan_network *pnetwork;
159 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
160 struct list_head *plist = NULL;
162 spin_lock_bh(&free_queue->lock);
164 if (list_empty(&free_queue->queue)) {
168 plist = get_next(&(free_queue->queue));
170 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
172 list_del_init(&pnetwork->list);
174 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("_rtw_alloc_network: ptr =%p\n", plist));
175 pnetwork->network_type = 0;
176 pnetwork->fixed = false;
177 pnetwork->last_scanned = jiffies;
179 pnetwork->join_res = 0;
181 pmlmepriv->num_of_scanned++;
184 spin_unlock_bh(&free_queue->lock);
189 void _rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 isfreeall)
191 unsigned int delta_time;
192 u32 lifetime = SCANQUEUE_LIFETIME;
194 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
196 if (pnetwork == NULL)
199 if (pnetwork->fixed == true)
202 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
203 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true))
207 delta_time = jiffies_to_msecs(jiffies - pnetwork->last_scanned);
208 if (delta_time < lifetime)/* unit:msec */
212 spin_lock_bh(&free_queue->lock);
214 list_del_init(&(pnetwork->list));
216 list_add_tail(&(pnetwork->list), &(free_queue->queue));
218 pmlmepriv->num_of_scanned--;
221 /* DBG_871X("_rtw_free_network:SSID =%s\n", pnetwork->network.Ssid.Ssid); */
223 spin_unlock_bh(&free_queue->lock);
226 void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
229 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
231 if (pnetwork == NULL)
234 if (pnetwork->fixed == true)
237 /* spin_lock_irqsave(&free_queue->lock, irqL); */
239 list_del_init(&(pnetwork->list));
241 list_add_tail(&(pnetwork->list), get_list_head(free_queue));
243 pmlmepriv->num_of_scanned--;
245 /* spin_unlock_irqrestore(&free_queue->lock, irqL); */
249 return the wlan_network with the matching addr
251 Shall be called under atomic context... to avoid possible racing condition...
253 struct wlan_network *_rtw_find_network(struct __queue *scanned_queue, u8 *addr)
255 struct list_head *phead, *plist;
256 struct wlan_network *pnetwork = NULL;
257 u8 zero_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
259 if (!memcmp(zero_addr, addr, ETH_ALEN)) {
264 /* spin_lock_bh(&scanned_queue->lock); */
266 phead = get_list_head(scanned_queue);
267 plist = get_next(phead);
269 while (plist != phead) {
270 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
272 if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN))
275 plist = get_next(plist);
281 /* spin_unlock_bh(&scanned_queue->lock); */
287 void _rtw_free_network_queue(struct adapter *padapter, u8 isfreeall)
289 struct list_head *phead, *plist;
290 struct wlan_network *pnetwork;
291 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
292 struct __queue *scanned_queue = &pmlmepriv->scanned_queue;
294 spin_lock_bh(&scanned_queue->lock);
296 phead = get_list_head(scanned_queue);
297 plist = get_next(phead);
299 while (phead != plist) {
301 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
303 plist = get_next(plist);
305 _rtw_free_network(pmlmepriv, pnetwork, isfreeall);
309 spin_unlock_bh(&scanned_queue->lock);
315 sint rtw_if_up(struct adapter *padapter)
320 if (padapter->bDriverStopped || padapter->bSurpriseRemoved ||
321 (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false)) {
322 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_if_up:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved));
330 void rtw_generate_random_ibss(u8 *pibss)
332 unsigned long curtime = jiffies;
334 pibss[0] = 0x02; /* in ad-hoc mode bit1 must set to 1 */
337 pibss[3] = (u8)(curtime & 0xff) ;/* p[0]; */
338 pibss[4] = (u8)((curtime>>8) & 0xff) ;/* p[1]; */
339 pibss[5] = (u8)((curtime>>16) & 0xff) ;/* p[2]; */
343 u8 *rtw_get_capability_from_ie(u8 *ie)
349 u16 rtw_get_capability(struct wlan_bssid_ex *bss)
353 memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
355 return le16_to_cpu(val);
358 u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
364 int rtw_init_mlme_priv(struct adapter *padapter)/* struct mlme_priv *pmlmepriv) */
368 res = _rtw_init_mlme_priv(padapter);/* (pmlmepriv); */
372 void rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
374 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_mlme_priv\n"));
375 _rtw_free_mlme_priv(pmlmepriv);
379 static struct wlan_network *rtw_dequeue_network(struct __queue *queue)
381 struct wlan_network *pnetwork;
383 pnetwork = _rtw_dequeue_network(queue);
388 struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv);
389 struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv)/* _queue *free_queue) */
391 struct wlan_network *pnetwork;
393 pnetwork = _rtw_alloc_network(pmlmepriv);
397 void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork);
398 void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork)
400 /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_network ==> ssid = %s\n\n" , pnetwork->network.Ssid.Ssid)); */
401 _rtw_free_network_nolock(&(padapter->mlmepriv), pnetwork);
402 rtw_cfg80211_unlink_bss(padapter, pnetwork);
406 void rtw_free_network_queue(struct adapter *dev, u8 isfreeall)
408 _rtw_free_network_queue(dev, isfreeall);
412 return the wlan_network with the matching addr
414 Shall be called under atomic context... to avoid possible racing condition...
416 struct wlan_network *rtw_find_network(struct __queue *scanned_queue, u8 *addr)
418 struct wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
423 int rtw_is_same_ibss(struct adapter *adapter, struct wlan_network *pnetwork)
426 struct security_priv *psecuritypriv = &adapter->securitypriv;
428 if ((psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) &&
429 (pnetwork->network.Privacy == 0))
431 else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_) &&
432 (pnetwork->network.Privacy == 1))
441 inline int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b)
443 /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("(%s,%d)(%s,%d)\n", */
444 /* a->Ssid.Ssid, a->Ssid.SsidLength, b->Ssid.Ssid, b->Ssid.SsidLength)); */
445 return (a->Ssid.SsidLength == b->Ssid.SsidLength)
446 && !memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength);
449 int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst, u8 feature)
454 if (rtw_bug_check(dst, src, &s_cap, &d_cap) == false)
457 memcpy((u8 *)&tmps, rtw_get_capability_from_ie(src->IEs), 2);
458 memcpy((u8 *)&tmpd, rtw_get_capability_from_ie(dst->IEs), 2);
461 s_cap = le16_to_cpu(tmps);
462 d_cap = le16_to_cpu(tmpd);
464 return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
465 /* (src->Configuration.DSConfig == dst->Configuration.DSConfig) && */
466 ((!memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN))) &&
467 ((!memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength))) &&
468 ((s_cap & WLAN_CAPABILITY_IBSS) ==
469 (d_cap & WLAN_CAPABILITY_IBSS)) &&
470 ((s_cap & WLAN_CAPABILITY_BSS) ==
471 (d_cap & WLAN_CAPABILITY_BSS)));
475 struct wlan_network *_rtw_find_same_network(struct __queue *scanned_queue, struct wlan_network *network)
477 struct list_head *phead, *plist;
478 struct wlan_network *found = NULL;
480 phead = get_list_head(scanned_queue);
481 plist = get_next(phead);
483 while (plist != phead) {
484 found = LIST_CONTAINOR(plist, struct wlan_network, list);
486 if (is_same_network(&network->network, &found->network, 0))
489 plist = get_next(plist);
498 struct wlan_network *rtw_get_oldest_wlan_network(struct __queue *scanned_queue)
500 struct list_head *plist, *phead;
503 struct wlan_network *pwlan = NULL;
504 struct wlan_network *oldest = NULL;
506 phead = get_list_head(scanned_queue);
508 plist = get_next(phead);
515 pwlan = LIST_CONTAINOR(plist, struct wlan_network, list);
517 if (pwlan->fixed != true) {
518 if (oldest == NULL || time_after(oldest->last_scanned, pwlan->last_scanned))
522 plist = get_next(plist);
528 void update_network(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src,
529 struct adapter *padapter, bool update_ie)
531 long rssi_ori = dst->Rssi;
533 u8 sq_smp = src->PhyInfo.SignalQuality;
539 #if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
540 if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
541 DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT", ch%u) ss_ori:%3u, sq_ori:%3u, rssi_ori:%3ld, ss_smp:%3u, sq_smp:%3u, rssi_smp:%3ld\n"
542 , FUNC_ADPT_ARG(padapter)
543 , src->Ssid.Ssid, MAC_ARG(src->MacAddress), src->Configuration.DSConfig
544 , ss_ori, sq_ori, rssi_ori
545 , ss_smp, sq_smp, rssi_smp
550 /* The rule below is 1/5 for sample value, 4/5 for history value */
551 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src, 0)) {
552 /* Take the recvpriv's value for the connected AP*/
553 ss_final = padapter->recvpriv.signal_strength;
554 sq_final = padapter->recvpriv.signal_qual;
555 /* the rssi value here is undecorated, and will be used for antenna diversity */
556 if (sq_smp != 101) /* from the right channel */
557 rssi_final = (src->Rssi+dst->Rssi*4)/5;
559 rssi_final = rssi_ori;
561 if (sq_smp != 101) { /* from the right channel */
562 ss_final = ((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5;
563 sq_final = ((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5;
564 rssi_final = (src->Rssi+dst->Rssi*4)/5;
566 /* bss info not receiving from the right channel, use the original RX signal infos */
567 ss_final = dst->PhyInfo.SignalStrength;
568 sq_final = dst->PhyInfo.SignalQuality;
569 rssi_final = dst->Rssi;
575 dst->Reserved[0] = src->Reserved[0];
576 dst->Reserved[1] = src->Reserved[1];
577 memcpy((u8 *)dst, (u8 *)src, get_wlan_bssid_ex_sz(src));
580 dst->PhyInfo.SignalStrength = ss_final;
581 dst->PhyInfo.SignalQuality = sq_final;
582 dst->Rssi = rssi_final;
584 #if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
585 if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
586 DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT"), SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n"
587 , FUNC_ADPT_ARG(padapter)
588 , dst->Ssid.Ssid, MAC_ARG(dst->MacAddress), dst->PhyInfo.SignalStrength, dst->PhyInfo.SignalQuality, dst->Rssi);
593 static void update_current_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
595 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
597 rtw_bug_check(&(pmlmepriv->cur_network.network),
598 &(pmlmepriv->cur_network.network),
599 &(pmlmepriv->cur_network.network),
600 &(pmlmepriv->cur_network.network));
602 if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork, 0))) {
603 /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,"Same Network\n"); */
605 /* if (pmlmepriv->cur_network.network.IELength<= pnetwork->IELength) */
607 update_network(&(pmlmepriv->cur_network.network), pnetwork, adapter, true);
608 rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof(struct ndis_802_11_fix_ie),
609 pmlmepriv->cur_network.network.IELength);
617 Caller must hold pmlmepriv->lock first.
621 void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target)
623 struct list_head *plist, *phead;
625 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
626 struct __queue *queue = &(pmlmepriv->scanned_queue);
627 struct wlan_network *pnetwork = NULL;
628 struct wlan_network *oldest = NULL;
632 spin_lock_bh(&queue->lock);
633 phead = get_list_head(queue);
634 plist = get_next(phead);
640 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
642 rtw_bug_check(pnetwork, pnetwork, pnetwork, pnetwork);
644 if (is_same_network(&(pnetwork->network), target, feature)) {
649 if (rtw_roam_flags(adapter)) {
650 /* TODO: don't select netowrk in the same ess as oldest if it's new enough*/
653 if (oldest == NULL || time_after(oldest->last_scanned, pnetwork->last_scanned))
656 plist = get_next(plist);
661 /* If we didn't find a match, then get a new network slot to initialize
662 * with this beacon's information */
663 /* if (phead == plist) { */
665 if (list_empty(&pmlmepriv->free_bss_pool.queue)) {
666 /* If there are no more slots, expire the oldest */
667 /* list_del_init(&oldest->list); */
669 if (pnetwork == NULL) {
670 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
673 memcpy(&(pnetwork->network), target, get_wlan_bssid_ex_sz(target));
674 /* variable initialize */
675 pnetwork->fixed = false;
676 pnetwork->last_scanned = jiffies;
678 pnetwork->network_type = 0;
680 pnetwork->join_res = 0;
682 /* bss info not receiving from the right channel */
683 if (pnetwork->network.PhyInfo.SignalQuality == 101)
684 pnetwork->network.PhyInfo.SignalQuality = 0;
686 /* Otherwise just pull from the free list */
688 pnetwork = rtw_alloc_network(pmlmepriv); /* will update scan_time */
690 if (pnetwork == NULL) {
691 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
695 bssid_ex_sz = get_wlan_bssid_ex_sz(target);
696 target->Length = bssid_ex_sz;
697 memcpy(&(pnetwork->network), target, bssid_ex_sz);
699 pnetwork->last_scanned = jiffies;
701 /* bss info not receiving from the right channel */
702 if (pnetwork->network.PhyInfo.SignalQuality == 101)
703 pnetwork->network.PhyInfo.SignalQuality = 0;
705 list_add_tail(&(pnetwork->list), &(queue->queue));
709 /* we have an entry and we are going to update it. But this entry may
710 * be already expired. In this case we do the same as we found a new
711 * net and call the new_net handler
713 bool update_ie = true;
715 pnetwork->last_scanned = jiffies;
717 /* target.Reserved[0]== 1, means that scanned network is a bcn frame. */
718 if ((pnetwork->network.IELength > target->IELength) && (target->Reserved[0] == 1))
721 /* probe resp(3) > beacon(1) > probe req(2) */
722 if ((target->Reserved[0] != 2) &&
723 (target->Reserved[0] >= pnetwork->network.Reserved[0])
730 update_network(&(pnetwork->network), target, adapter, update_ie);
734 spin_unlock_bh(&queue->lock);
737 void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork);
738 void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
740 /* struct __queue *queue = &(pmlmepriv->scanned_queue); */
742 /* spin_lock_bh(&queue->lock); */
744 update_current_network(adapter, pnetwork);
746 rtw_update_scanned_network(adapter, pnetwork);
748 /* spin_unlock_bh(&queue->lock); */
751 /* select the desired network based on the capability of the (i)bss. */
752 /* check items: (1) security */
753 /* (2) network_type */
757 int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork);
758 int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork)
760 struct security_priv *psecuritypriv = &adapter->securitypriv;
761 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
765 /* u8 wps_ie[512]; */
768 int bselected = true;
770 desired_encmode = psecuritypriv->ndisencryptstatus;
771 privacy = pnetwork->network.Privacy;
773 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
774 if (rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen) != NULL)
780 if (adapter->registrypriv.wifi_spec == 1) { /* for correct flow of 8021X to do.... */
784 if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
787 if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK) {
788 p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pnetwork->network.IELength - _BEACON_IE_OFFSET_));
789 if (p && ie_len > 0) {
798 if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
799 DBG_871X("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy);
803 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) {
804 if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
812 /* TODO: Perry : For Power Management */
813 void rtw_atimdone_event_callback(struct adapter *adapter, u8 *pbuf)
815 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("receive atimdone_evet\n"));
819 void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf)
822 struct wlan_bssid_ex *pnetwork;
823 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
825 pnetwork = (struct wlan_bssid_ex *)pbuf;
827 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_survey_event_callback, ssid =%s\n", pnetwork->Ssid.Ssid));
829 len = get_wlan_bssid_ex_sz(pnetwork);
830 if (len > (sizeof(struct wlan_bssid_ex))) {
831 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n ****rtw_survey_event_callback: return a wrong bss ***\n"));
836 spin_lock_bh(&pmlmepriv->lock);
838 /* update IBSS_network 's timestamp */
839 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) {
840 /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,"rtw_survey_event_callback : WIFI_ADHOC_MASTER_STATE\n\n"); */
841 if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN)) {
842 struct wlan_network *ibss_wlan = NULL;
844 memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
845 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
846 ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress);
848 memcpy(ibss_wlan->network.IEs, pnetwork->IEs, 8);
849 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
852 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
856 /* lock pmlmepriv->lock when you accessing network_q */
857 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false) {
858 if (pnetwork->Ssid.Ssid[0] == 0) {
859 pnetwork->Ssid.SsidLength = 0;
861 rtw_add_network(adapter, pnetwork);
866 spin_unlock_bh(&pmlmepriv->lock);
873 void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf)
875 u8 timer_cancelled = false;
876 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
878 spin_lock_bh(&pmlmepriv->lock);
879 if (pmlmepriv->wps_probe_req_ie) {
880 pmlmepriv->wps_probe_req_ie_len = 0;
881 kfree(pmlmepriv->wps_probe_req_ie);
882 pmlmepriv->wps_probe_req_ie = NULL;
885 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_surveydone_event_callback: fw_state:%x\n\n", get_fwstate(pmlmepriv)));
887 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
888 /* u8 timer_cancelled; */
890 timer_cancelled = true;
891 /* _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled); */
893 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
896 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("nic status =%x, survey done event comes too late!\n", get_fwstate(pmlmepriv)));
898 spin_unlock_bh(&pmlmepriv->lock);
901 _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
904 spin_lock_bh(&pmlmepriv->lock);
906 rtw_set_signal_stat_timer(&adapter->recvpriv);
908 if (pmlmepriv->to_join == true) {
909 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
910 if (check_fwstate(pmlmepriv, _FW_LINKED) == false) {
911 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
913 if (rtw_select_and_join_from_scanned_queue(pmlmepriv) == _SUCCESS) {
914 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
916 struct wlan_bssid_ex *pdev_network = &(adapter->registrypriv.dev_network);
917 u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
919 /* pmlmepriv->fw_state ^= _FW_UNDER_SURVEY;because don't set assoc_timer */
920 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
922 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("switching to adhoc master\n"));
924 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
926 rtw_update_registrypriv_dev_network(adapter);
927 rtw_generate_random_ibss(pibss);
929 pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
931 if (rtw_createbss_cmd(adapter) != _SUCCESS) {
932 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error =>rtw_createbss_cmd status FAIL\n"));
935 pmlmepriv->to_join = false;
940 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
941 pmlmepriv->to_join = false;
942 s_ret = rtw_select_and_join_from_scanned_queue(pmlmepriv);
943 if (_SUCCESS == s_ret) {
944 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
945 } else if (s_ret == 2) {/* there is no need to wait for join */
946 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
947 rtw_indicate_connect(adapter);
949 DBG_871X("try_to_join, but select scanning queue fail, to_roam:%d\n", rtw_to_roam(adapter));
951 if (rtw_to_roam(adapter) != 0) {
952 if (rtw_dec_to_roam(adapter) == 0
953 || _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)
955 rtw_set_to_roam(adapter, 0);
956 #ifdef CONFIG_INTEL_WIDI
957 if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
958 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
959 intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
960 DBG_871X("change to widi listen\n");
962 #endif /* CONFIG_INTEL_WIDI */
963 rtw_free_assoc_resources(adapter, 1);
964 rtw_indicate_disconnect(adapter);
966 pmlmepriv->to_join = true;
969 rtw_indicate_disconnect(adapter);
971 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
975 if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
976 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
977 && check_fwstate(pmlmepriv, _FW_LINKED)) {
978 if (rtw_select_roaming_candidate(pmlmepriv) == _SUCCESS) {
979 receive_disconnect(adapter, pmlmepriv->cur_network.network.MacAddress
980 , WLAN_REASON_ACTIVE_ROAM);
986 /* DBG_871X("scan complete in %dms\n", jiffies_to_msecs(jiffies - pmlmepriv->scan_start_time)); */
988 spin_unlock_bh(&pmlmepriv->lock);
990 rtw_os_xmit_schedule(adapter);
992 rtw_cfg80211_surveydone_event_callback(adapter);
994 rtw_indicate_scan_done(adapter, false);
997 void rtw_dummy_event_callback(struct adapter *adapter, u8 *pbuf)
1001 void rtw_fwdbg_event_callback(struct adapter *adapter, u8 *pbuf)
1005 static void free_scanqueue(struct mlme_priv *pmlmepriv)
1007 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
1008 struct __queue *scan_queue = &pmlmepriv->scanned_queue;
1009 struct list_head *plist, *phead, *ptemp;
1011 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n"));
1012 spin_lock_bh(&scan_queue->lock);
1013 spin_lock_bh(&free_queue->lock);
1015 phead = get_list_head(scan_queue);
1016 plist = get_next(phead);
1018 while (plist != phead) {
1019 ptemp = get_next(plist);
1020 list_del_init(plist);
1021 list_add_tail(plist, &free_queue->queue);
1023 pmlmepriv->num_of_scanned--;
1026 spin_unlock_bh(&free_queue->lock);
1027 spin_unlock_bh(&scan_queue->lock);
1030 static void rtw_reset_rx_info(struct debug_priv *pdbgpriv)
1032 pdbgpriv->dbg_rx_ampdu_drop_count = 0;
1033 pdbgpriv->dbg_rx_ampdu_forced_indicate_count = 0;
1034 pdbgpriv->dbg_rx_ampdu_loss_count = 0;
1035 pdbgpriv->dbg_rx_dup_mgt_frame_drop_count = 0;
1036 pdbgpriv->dbg_rx_ampdu_window_shift_cnt = 0;
1039 static void find_network(struct adapter *adapter)
1041 struct wlan_network *pwlan = NULL;
1042 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1043 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
1045 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1047 pwlan->fixed = false;
1049 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_assoc_resources : pwlan == NULL\n\n"));
1052 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) &&
1053 (adapter->stapriv.asoc_sta_count == 1))
1054 rtw_free_network_nolock(adapter, pwlan);
1058 *rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock
1060 void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue)
1062 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1063 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
1064 struct sta_priv *pstapriv = &adapter->stapriv;
1065 struct dvobj_priv *psdpriv = adapter->dvobj;
1066 struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1068 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources\n"));
1069 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("tgt_network->network.MacAddress ="MAC_FMT" ssid =%s\n",
1070 MAC_ARG(tgt_network->network.MacAddress), tgt_network->network.Ssid.Ssid));
1072 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) {
1073 struct sta_info *psta;
1075 psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress);
1076 spin_lock_bh(&(pstapriv->sta_hash_lock));
1077 rtw_free_stainfo(adapter, psta);
1079 spin_unlock_bh(&(pstapriv->sta_hash_lock));
1083 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) {
1084 struct sta_info *psta;
1086 rtw_free_all_stainfo(adapter);
1088 psta = rtw_get_bcmc_stainfo(adapter);
1089 rtw_free_stainfo(adapter, psta);
1091 rtw_init_bcmc_stainfo(adapter);
1094 find_network(adapter);
1096 if (lock_scanned_queue)
1097 adapter->securitypriv.key_mask = 0;
1099 rtw_reset_rx_info(pdbgpriv);
1103 *rtw_indicate_connect: the caller has to lock pmlmepriv->lock
1105 void rtw_indicate_connect(struct adapter *padapter)
1107 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1109 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n"));
1111 pmlmepriv->to_join = false;
1113 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
1115 set_fwstate(pmlmepriv, _FW_LINKED);
1117 rtw_os_indicate_connect(padapter);
1120 rtw_set_to_roam(padapter, 0);
1121 #ifdef CONFIG_INTEL_WIDI
1122 if (padapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
1123 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
1124 intel_widi_wk_cmd(padapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
1125 DBG_871X("change to widi listen\n");
1127 #endif /* CONFIG_INTEL_WIDI */
1129 rtw_set_scan_deny(padapter, 3000);
1131 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect: fw_state = 0x%08x\n", get_fwstate(pmlmepriv)));
1135 *rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock
1137 void rtw_indicate_disconnect(struct adapter *padapter)
1139 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1141 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n"));
1143 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS);
1145 /* DBG_871X("clear wps when %s\n", __func__); */
1147 if (rtw_to_roam(padapter) > 0)
1148 _clr_fwstate_(pmlmepriv, _FW_LINKED);
1150 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)
1151 || (rtw_to_roam(padapter) <= 0)
1153 rtw_os_indicate_disconnect(padapter);
1155 /* set ips_deny_time to avoid enter IPS before LPS leave */
1156 rtw_set_ips_deny(padapter, 3000);
1158 _clr_fwstate_(pmlmepriv, _FW_LINKED);
1160 rtw_clear_scan_deny(padapter);
1163 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
1166 inline void rtw_indicate_scan_done(struct adapter *padapter, bool aborted)
1168 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1170 rtw_os_indicate_scan_done(padapter, aborted);
1172 if (is_primary_adapter(padapter) &&
1173 (!adapter_to_pwrctl(padapter)->bInSuspend) &&
1174 (!check_fwstate(&padapter->mlmepriv,
1175 WIFI_ASOC_STATE|WIFI_UNDER_LINKING))) {
1176 struct pwrctrl_priv *pwrpriv;
1178 pwrpriv = adapter_to_pwrctl(padapter);
1179 rtw_set_ips_deny(padapter, 0);
1180 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 1);
1184 void rtw_scan_abort(struct adapter *adapter)
1186 unsigned long start;
1187 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1188 struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
1191 pmlmeext->scan_abort = true;
1192 while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)
1193 && jiffies_to_msecs(start) <= 200) {
1195 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1198 DBG_871X(FUNC_NDEV_FMT"fw_state = _FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1202 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
1203 if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved)
1204 DBG_871X(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1205 rtw_indicate_scan_done(adapter, true);
1207 pmlmeext->scan_abort = false;
1210 static struct sta_info *rtw_joinbss_update_stainfo(struct adapter *padapter, struct wlan_network *pnetwork)
1213 struct sta_info *bmc_sta, *psta = NULL;
1214 struct recv_reorder_ctrl *preorder_ctrl;
1215 struct sta_priv *pstapriv = &padapter->stapriv;
1216 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1218 psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
1220 psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
1223 if (psta) { /* update ptarget_sta */
1225 DBG_871X("%s\n", __func__);
1227 psta->aid = pnetwork->join_res;
1229 update_sta_info(padapter, psta);
1231 /* update station supportRate */
1232 psta->bssratelen = rtw_get_rateset_len(pnetwork->network.SupportedRates);
1233 memcpy(psta->bssrateset, pnetwork->network.SupportedRates, psta->bssratelen);
1234 rtw_hal_update_sta_rate_mask(padapter, psta);
1236 psta->wireless_mode = pmlmeext->cur_wireless_mode;
1237 psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
1241 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
1243 /* security related */
1244 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
1245 padapter->securitypriv.binstallGrpkey = false;
1246 padapter->securitypriv.busetkipkey = false;
1247 padapter->securitypriv.bgrpkey_handshake = false;
1249 psta->ieee8021x_blocked = true;
1250 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
1252 memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof(union Keytype));
1254 memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof(union Keytype));
1255 memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof(union Keytype));
1257 memset((u8 *)&psta->dot11txpn, 0, sizeof(union pn48));
1258 psta->dot11txpn.val = psta->dot11txpn.val + 1;
1259 memset((u8 *)&psta->dot11wtxpn, 0, sizeof(union pn48));
1260 memset((u8 *)&psta->dot11rxpn, 0, sizeof(union pn48));
1263 /* Commented by Albert 2012/07/21 */
1264 /* When doing the WPS, the wps_ie_len won't equal to 0 */
1265 /* And the Wi-Fi driver shouldn't allow the data packet to be transmitted. */
1266 if (padapter->securitypriv.wps_ie_len != 0) {
1267 psta->ieee8021x_blocked = true;
1268 padapter->securitypriv.wps_ie_len = 0;
1272 /* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info */
1273 /* if A-MPDU Rx is enabled, resetting rx_ordering_ctrl wstart_b(indicate_seq) to default value = 0xffff */
1274 /* todo: check if AP can send A-MPDU packets */
1275 for (i = 0; i < 16 ; i++) {
1276 /* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
1277 preorder_ctrl = &psta->recvreorder_ctrl[i];
1278 preorder_ctrl->enable = false;
1279 preorder_ctrl->indicate_seq = 0xffff;
1281 DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
1282 preorder_ctrl->indicate_seq);
1284 preorder_ctrl->wend_b = 0xffff;
1285 preorder_ctrl->wsize_b = 64;/* max_ampdu_sz;ex. 32(kbytes) -> wsize_b =32 */
1289 bmc_sta = rtw_get_bcmc_stainfo(padapter);
1291 for (i = 0; i < 16 ; i++) {
1292 /* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
1293 preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
1294 preorder_ctrl->enable = false;
1295 preorder_ctrl->indicate_seq = 0xffff;
1297 DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
1298 preorder_ctrl->indicate_seq);
1300 preorder_ctrl->wend_b = 0xffff;
1301 preorder_ctrl->wsize_b = 64;/* max_ampdu_sz;ex. 32(kbytes) -> wsize_b =32 */
1310 /* pnetwork : returns from rtw_joinbss_event_callback */
1311 /* ptarget_wlan: found from scanned_queue */
1312 static void rtw_joinbss_update_network(struct adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network *pnetwork)
1314 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1315 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1317 DBG_871X("%s\n", __func__);
1319 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\nfw_state:%x, BSSID:"MAC_FMT"\n"
1320 , get_fwstate(pmlmepriv), MAC_ARG(pnetwork->network.MacAddress)));
1323 /* why not use ptarget_wlan?? */
1324 memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length);
1325 /* some IEs in pnetwork is wrong, so we should use ptarget_wlan IEs */
1326 cur_network->network.IELength = ptarget_wlan->network.IELength;
1327 memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
1329 cur_network->aid = pnetwork->join_res;
1332 rtw_set_signal_stat_timer(&padapter->recvpriv);
1334 padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
1335 padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
1336 /* the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled) */
1337 padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
1338 #if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
1339 DBG_871X(FUNC_ADPT_FMT" signal_strength:%3u, rssi:%3d, signal_qual:%3u"
1341 , FUNC_ADPT_ARG(padapter)
1342 , padapter->recvpriv.signal_strength
1343 , padapter->recvpriv.rssi
1344 , padapter->recvpriv.signal_qual
1348 rtw_set_signal_stat_timer(&padapter->recvpriv);
1350 /* update fw_state will clr _FW_UNDER_LINKING here indirectly */
1351 switch (pnetwork->network.InfrastructureMode) {
1352 case Ndis802_11Infrastructure:
1354 if (pmlmepriv->fw_state&WIFI_UNDER_WPS)
1355 pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS;
1357 pmlmepriv->fw_state = WIFI_STATION_STATE;
1360 case Ndis802_11IBSS:
1361 pmlmepriv->fw_state = WIFI_ADHOC_STATE;
1364 pmlmepriv->fw_state = WIFI_NULL_STATE;
1365 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Invalid network_mode\n"));
1369 rtw_update_protection(padapter, (cur_network->network.IEs) + sizeof(struct ndis_802_11_fix_ie),
1370 (cur_network->network.IELength));
1372 rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength, (u8) cur_network->network.Configuration.DSConfig);
1375 /* Notes: the function could be > passive_level (the same context as Rx tasklet) */
1376 /* pnetwork : returns from rtw_joinbss_event_callback */
1377 /* ptarget_wlan: found from scanned_queue */
1378 /* if join_res > 0, for (fw_state ==WIFI_STATION_STATE), we check if "ptarget_sta" & "ptarget_wlan" exist. */
1379 /* if join_res > 0, for (fw_state ==WIFI_ADHOC_STATE), we only check if "ptarget_wlan" exist. */
1380 /* if join_res > 0, update "cur_network->network" from "pnetwork->network" if (ptarget_wlan != NULL). */
1383 void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf)
1387 struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL;
1388 struct sta_priv *pstapriv = &adapter->stapriv;
1389 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1390 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1391 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1392 struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL;
1393 unsigned int the_same_macaddr = false;
1395 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("joinbss event call back received with res =%d\n", pnetwork->join_res));
1397 rtw_get_encrypt_decrypt_from_registrypriv(adapter);
1400 if (pmlmepriv->assoc_ssid.SsidLength == 0) {
1401 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@ joinbss event call back for Any SSid\n"));
1403 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@ rtw_joinbss_event_callback for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
1406 the_same_macaddr = !memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN);
1408 pnetwork->network.Length = get_wlan_bssid_ex_sz(&pnetwork->network);
1409 if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) {
1410 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n"));
1414 spin_lock_bh(&pmlmepriv->lock);
1416 pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
1417 pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
1419 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n rtw_joinbss_event_callback !! spin_lock_irqsave\n"));
1421 if (pnetwork->join_res > 0) {
1422 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1424 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
1425 /* s1. find ptarget_wlan */
1426 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1427 if (the_same_macaddr == true) {
1428 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1430 pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1432 pcur_wlan->fixed = false;
1434 pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
1436 rtw_free_stainfo(adapter, pcur_sta);
1438 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
1439 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1441 ptarget_wlan->fixed = true;
1446 ptarget_wlan = _rtw_find_same_network(&pmlmepriv->scanned_queue, pnetwork);
1447 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1449 ptarget_wlan->fixed = true;
1453 /* s2. update cur_network */
1455 rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork);
1457 DBG_871X_LEVEL(_drv_always_, "Can't find ptarget_wlan when joinbss_event callback\n");
1458 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1459 goto ignore_joinbss_callback;
1463 /* s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode */
1464 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1465 ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
1466 if (ptarget_sta == NULL) {
1467 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't update stainfo when joinbss_event callback\n"));
1468 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1469 goto ignore_joinbss_callback;
1473 /* s4. indicate connect */
1474 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1475 pmlmepriv->cur_network_scanned = ptarget_wlan;
1476 rtw_indicate_connect(adapter);
1478 /* adhoc mode will rtw_indicate_connect when rtw_stassoc_event_callback */
1479 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv)));
1483 /* s5. Cancel assoc_timer */
1484 _cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled);
1486 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("Cancel assoc_timer\n"));
1489 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_joinbss_event_callback err: fw_state:%x", get_fwstate(pmlmepriv)));
1490 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1491 goto ignore_joinbss_callback;
1494 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1496 } else if (pnetwork->join_res == -4) {
1497 rtw_reset_securitypriv(adapter);
1498 _set_timer(&pmlmepriv->assoc_timer, 1);
1500 /* rtw_free_assoc_resources(adapter, 1); */
1502 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == true) {
1503 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("fail! clear _FW_UNDER_LINKING ^^^fw_state =%x\n", get_fwstate(pmlmepriv)));
1504 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1507 } else{/* if join_res < 0 (join fails), then try again */
1512 res = rtw_select_and_join_from_scanned_queue(pmlmepriv);
1513 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_select_and_join_from_scanned_queue again! res:%d\n", res));
1516 if (res == _SUCCESS) {
1517 /* extend time of assoc_timer */
1518 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
1520 } else if (res == 2) {/* there is no need to wait for join */
1521 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1522 rtw_indicate_connect(adapter);
1524 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Set Assoc_Timer = 1; can't find match ssid in scanned_q\n"));
1527 _set_timer(&pmlmepriv->assoc_timer, 1);
1528 /* rtw_free_assoc_resources(adapter, 1); */
1529 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1537 ignore_joinbss_callback:
1539 spin_unlock_bh(&pmlmepriv->lock);
1542 void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf)
1544 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1546 mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
1548 rtw_os_xmit_schedule(adapter);
1551 /* FOR STA, AP , AD-HOC mode */
1552 void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta, u32 mstatus)
1554 u16 media_status_rpt;
1559 media_status_rpt = (u16)((psta->mac_id<<8)|mstatus); /* MACID|OPMODE:1 connect */
1560 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status_rpt);
1563 void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf)
1565 struct sta_info *psta;
1566 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1567 struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf;
1568 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1569 struct wlan_network *ptarget_wlan = NULL;
1571 if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false)
1574 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1575 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1577 u8 *passoc_req = NULL;
1578 u32 assoc_req_len = 0;
1580 rtw_sta_media_status_rpt(adapter, psta, 1);
1582 #ifndef CONFIG_AUTO_AP_MODE
1584 ap_sta_info_defer_update(adapter, psta);
1586 /* report to upper layer */
1587 DBG_871X("indicate_sta_assoc_event to upper layer - hostapd\n");
1588 spin_lock_bh(&psta->lock);
1589 if (psta->passoc_req && psta->assoc_req_len > 0) {
1590 passoc_req = rtw_zmalloc(psta->assoc_req_len);
1592 assoc_req_len = psta->assoc_req_len;
1593 memcpy(passoc_req, psta->passoc_req, assoc_req_len);
1595 kfree(psta->passoc_req);
1596 psta->passoc_req = NULL;
1597 psta->assoc_req_len = 0;
1600 spin_unlock_bh(&psta->lock);
1602 if (passoc_req && assoc_req_len > 0) {
1603 rtw_cfg80211_indicate_sta_assoc(adapter, passoc_req, assoc_req_len);
1607 #endif /* CONFIG_AUTO_AP_MODE */
1612 /* for AD-HOC mode */
1613 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1615 /* the sta have been in sta_info_queue => do nothing */
1617 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue\n"));
1619 return; /* between drv has received this event before and fw have not yet to set key to CAM_ENTRY) */
1622 psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
1624 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't alloc sta_info when rtw_stassoc_event_callback\n"));
1628 /* to do : init sta_info variable */
1629 psta->qos_option = 0;
1630 psta->mac_id = (uint)pstassoc->cam_id;
1631 /* psta->aid = (uint)pstassoc->cam_id; */
1632 DBG_871X("%s\n", __func__);
1633 /* for ad-hoc mode */
1634 rtw_hal_set_odm_var(adapter, HAL_ODM_STA_INFO, psta, true);
1636 rtw_sta_media_status_rpt(adapter, psta, 1);
1638 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
1639 psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
1642 psta->ieee8021x_blocked = false;
1644 spin_lock_bh(&pmlmepriv->lock);
1646 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
1647 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
1648 if (adapter->stapriv.asoc_sta_count == 2) {
1649 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1650 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1651 pmlmepriv->cur_network_scanned = ptarget_wlan;
1653 ptarget_wlan->fixed = true;
1654 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1655 /* a sta + bc/mc_stainfo (not Ibss_stainfo) */
1656 rtw_indicate_connect(adapter);
1660 spin_unlock_bh(&pmlmepriv->lock);
1663 mlmeext_sta_add_event_callback(adapter, psta);
1666 void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf)
1669 struct sta_info *psta;
1670 struct wlan_network *pwlan = NULL;
1671 struct wlan_bssid_ex *pdev_network = NULL;
1673 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1674 struct stadel_event *pstadel = (struct stadel_event *)pbuf;
1675 struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
1676 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1677 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1679 psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
1681 mac_id = psta->mac_id;
1683 mac_id = pstadel->mac_id;
1685 DBG_871X("%s(mac_id =%d) =" MAC_FMT "\n", __func__, mac_id, MAC_ARG(pstadel->macaddr));
1689 media_status = (mac_id<<8)|0; /* MACID|OPMODE:0 means disconnect */
1690 /* for STA, AP, ADHOC mode, report disconnect stauts to FW */
1691 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
1694 /* if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) */
1695 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
1699 mlmeext_sta_del_event_callback(adapter);
1701 spin_lock_bh(&pmlmepriv->lock);
1703 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1704 u16 reason = *((unsigned short *)(pstadel->rsvd));
1706 struct wlan_network *roam_target = NULL;
1708 if (adapter->registrypriv.wifi_spec == 1) {
1710 } else if (reason == WLAN_REASON_EXPIRATION_CHK && rtw_chk_roam_flags(adapter, RTW_ROAM_ON_EXPIRED)) {
1712 } else if (reason == WLAN_REASON_ACTIVE_ROAM && rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1714 roam_target = pmlmepriv->roam_network;
1716 #ifdef CONFIG_INTEL_WIDI
1717 else if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_CONNECTED) {
1720 #endif /* CONFIG_INTEL_WIDI */
1723 if (rtw_to_roam(adapter) > 0)
1724 rtw_dec_to_roam(adapter); /* this stadel_event is caused by roaming, decrease to_roam */
1725 else if (rtw_to_roam(adapter) == 0)
1726 rtw_set_to_roam(adapter, adapter->registrypriv.max_roaming_times);
1728 rtw_set_to_roam(adapter, 0);
1731 rtw_free_uc_swdec_pending_queue(adapter);
1733 rtw_free_assoc_resources(adapter, 1);
1734 rtw_indicate_disconnect(adapter);
1736 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1737 /* remove the network entry in scanned_queue */
1738 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1740 pwlan->fixed = false;
1741 rtw_free_network_nolock(adapter, pwlan);
1743 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1745 #ifdef CONFIG_INTEL_WIDI
1746 if (!rtw_to_roam(adapter))
1747 process_intel_widi_disconnect(adapter, 1);
1748 #endif /* CONFIG_INTEL_WIDI */
1750 _rtw_roaming(adapter, roam_target);
1753 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
1754 check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1756 rtw_free_stainfo(adapter, psta);
1758 if (adapter->stapriv.asoc_sta_count == 1) {/* a sta + bc/mc_stainfo (not Ibss_stainfo) */
1759 /* rtw_indicate_disconnect(adapter);removed@20091105 */
1760 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1761 /* free old ibss network */
1762 /* pwlan = rtw_find_network(&pmlmepriv->scanned_queue, pstadel->macaddr); */
1763 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1765 pwlan->fixed = false;
1766 rtw_free_network_nolock(adapter, pwlan);
1768 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1769 /* re-create ibss */
1770 pdev_network = &(adapter->registrypriv.dev_network);
1771 pibss = adapter->registrypriv.dev_network.MacAddress;
1773 memcpy(pdev_network, &tgt_network->network, get_wlan_bssid_ex_sz(&tgt_network->network));
1775 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
1777 rtw_update_registrypriv_dev_network(adapter);
1779 rtw_generate_random_ibss(pibss);
1781 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1782 set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
1783 _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
1786 if (rtw_createbss_cmd(adapter) != _SUCCESS) {
1788 RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("***Error =>stadel_event_callback: rtw_createbss_cmd status FAIL***\n "));
1797 spin_unlock_bh(&pmlmepriv->lock);
1800 void rtw_cpwm_event_callback(struct adapter *padapter, u8 *pbuf)
1802 struct reportpwrstate_parm *preportpwrstate;
1804 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_cpwm_event_callback !!!\n"));
1805 preportpwrstate = (struct reportpwrstate_parm *)pbuf;
1806 preportpwrstate->state |= (u8)(adapter_to_pwrctl(padapter)->cpwm_tog + 0x80);
1807 cpwm_int_hdl(padapter, preportpwrstate);
1811 void rtw_wmm_event_callback(struct adapter *padapter, u8 *pbuf)
1813 WMMOnAssocRsp(padapter);
1817 * _rtw_join_timeout_handler - Timeout/failure handler for CMD JoinBss
1818 * @adapter: pointer to struct adapter structure
1820 void _rtw_join_timeout_handler (struct adapter *adapter)
1822 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1824 DBG_871X("%s, fw_state =%x\n", __func__, get_fwstate(pmlmepriv));
1826 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1829 spin_lock_bh(&pmlmepriv->lock);
1831 if (rtw_to_roam(adapter) > 0) { /* join timeout caused by roaming */
1833 rtw_dec_to_roam(adapter);
1834 if (rtw_to_roam(adapter) != 0) { /* try another */
1836 DBG_871X("%s try another roaming\n", __func__);
1837 do_join_r = rtw_do_join(adapter);
1838 if (_SUCCESS != do_join_r) {
1839 DBG_871X("%s roaming do_join return %d\n", __func__, do_join_r);
1844 #ifdef CONFIG_INTEL_WIDI
1845 if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
1846 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
1847 intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
1848 DBG_871X("change to widi listen\n");
1850 #endif /* CONFIG_INTEL_WIDI */
1851 DBG_871X("%s We've try roaming but fail\n", __func__);
1852 rtw_indicate_disconnect(adapter);
1858 rtw_indicate_disconnect(adapter);
1859 free_scanqueue(pmlmepriv);/* */
1861 /* indicate disconnect for the case that join_timeout and check_fwstate != FW_LINKED */
1862 rtw_cfg80211_indicate_disconnect(adapter);
1866 spin_unlock_bh(&pmlmepriv->lock);
1870 * rtw_scan_timeout_handler - Timeout/Failure handler for CMD SiteSurvey
1871 * @adapter: pointer to struct adapter structure
1873 void rtw_scan_timeout_handler (struct adapter *adapter)
1875 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1877 DBG_871X(FUNC_ADPT_FMT" fw_state =%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv));
1879 spin_lock_bh(&pmlmepriv->lock);
1881 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1883 spin_unlock_bh(&pmlmepriv->lock);
1885 rtw_indicate_scan_done(adapter, true);
1888 void rtw_mlme_reset_auto_scan_int(struct adapter *adapter)
1890 struct mlme_priv *mlme = &adapter->mlmepriv;
1891 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1892 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1894 if (pmlmeinfo->VHT_enable) /* disable auto scan when connect to 11AC AP */
1895 mlme->auto_scan_int_ms = 0;
1896 else if (adapter->registrypriv.wifi_spec && is_client_associated_to_ap(adapter) == true)
1897 mlme->auto_scan_int_ms = 60*1000;
1898 else if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1899 if (check_fwstate(mlme, WIFI_STATION_STATE) && check_fwstate(mlme, _FW_LINKED))
1900 mlme->auto_scan_int_ms = mlme->roam_scan_int_ms;
1902 mlme->auto_scan_int_ms = 0; /* disabled */
1907 static void rtw_auto_scan_handler(struct adapter *padapter)
1909 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1911 rtw_mlme_reset_auto_scan_int(padapter);
1913 if (pmlmepriv->auto_scan_int_ms != 0
1914 && jiffies_to_msecs(jiffies - pmlmepriv->scan_start_time) > pmlmepriv->auto_scan_int_ms) {
1916 if (!padapter->registrypriv.wifi_spec) {
1917 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) {
1918 DBG_871X(FUNC_ADPT_FMT" _FW_UNDER_SURVEY|_FW_UNDER_LINKING\n", FUNC_ADPT_ARG(padapter));
1922 if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) {
1923 DBG_871X(FUNC_ADPT_FMT" exit BusyTraffic\n", FUNC_ADPT_ARG(padapter));
1928 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1930 rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
1937 void rtw_dynamic_check_timer_handlder(struct adapter *adapter)
1942 if (adapter->hw_init_completed == false)
1945 if ((adapter->bDriverStopped == true) || (adapter->bSurpriseRemoved == true))
1948 if (adapter->net_closed == true)
1951 if (is_primary_adapter(adapter))
1952 DBG_871X("IsBtDisabled =%d, IsBtControlLps =%d\n", rtw_btcoex_IsBtDisabled(adapter), rtw_btcoex_IsBtControlLps(adapter));
1954 if ((adapter_to_pwrctl(adapter)->bFwCurrentInPSMode == true)
1955 && (rtw_btcoex_IsBtControlLps(adapter) == false)
1959 linked_status_chk(adapter);
1961 bEnterPS = traffic_status_watchdog(adapter, 1);
1963 /* rtw_lps_ctrl_wk_cmd(adapter, LPS_CTRL_ENTER, 1); */
1964 rtw_hal_dm_watchdog_in_lps(adapter);
1966 /* call rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 1) in traffic_status_watchdog() */
1970 if (is_primary_adapter(adapter)) {
1971 rtw_dynamic_chk_wk_cmd(adapter);
1975 /* auto site survey */
1976 rtw_auto_scan_handler(adapter);
1980 inline bool rtw_is_scan_deny(struct adapter *adapter)
1982 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1983 return (atomic_read(&mlmepriv->set_scan_deny) != 0) ? true : false;
1986 inline void rtw_clear_scan_deny(struct adapter *adapter)
1988 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1989 atomic_set(&mlmepriv->set_scan_deny, 0);
1991 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
1994 void rtw_set_scan_deny_timer_hdl(struct adapter *adapter)
1996 rtw_clear_scan_deny(adapter);
1999 void rtw_set_scan_deny(struct adapter *adapter, u32 ms)
2001 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
2003 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
2004 atomic_set(&mlmepriv->set_scan_deny, 1);
2005 _set_timer(&mlmepriv->set_scan_deny_timer, ms);
2009 * Select a new roaming candidate from the original @param candidate and @param competitor
2010 * @return true: candidate is updated
2011 * @return false: candidate is not updated
2013 static int rtw_check_roaming_candidate(struct mlme_priv *mlme
2014 , struct wlan_network **candidate, struct wlan_network *competitor)
2016 int updated = false;
2017 struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
2019 if (is_same_ess(&competitor->network, &mlme->cur_network.network) == false)
2022 if (rtw_is_desired_network(adapter, competitor) == false)
2025 DBG_871X("roam candidate:%s %s("MAC_FMT", ch%3u) rssi:%d, age:%5d\n",
2026 (competitor == mlme->cur_network_scanned)?"*":" ",
2027 competitor->network.Ssid.Ssid,
2028 MAC_ARG(competitor->network.MacAddress),
2029 competitor->network.Configuration.DSConfig,
2030 (int)competitor->network.Rssi,
2031 jiffies_to_msecs(jiffies - competitor->last_scanned)
2034 /* got specific addr to roam */
2035 if (!is_zero_mac_addr(mlme->roam_tgt_addr)) {
2036 if (!memcmp(mlme->roam_tgt_addr, competitor->network.MacAddress, ETH_ALEN))
2041 if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms)
2044 if (competitor->network.Rssi - mlme->cur_network_scanned->network.Rssi < mlme->roam_rssi_diff_th)
2047 if (*candidate != NULL && (*candidate)->network.Rssi >= competitor->network.Rssi)
2051 *candidate = competitor;
2058 int rtw_select_roaming_candidate(struct mlme_priv *mlme)
2061 struct list_head *phead;
2062 struct adapter *adapter;
2063 struct __queue *queue = &(mlme->scanned_queue);
2064 struct wlan_network *pnetwork = NULL;
2065 struct wlan_network *candidate = NULL;
2067 if (mlme->cur_network_scanned == NULL) {
2072 spin_lock_bh(&(mlme->scanned_queue.lock));
2073 phead = get_list_head(queue);
2074 adapter = (struct adapter *)mlme->nic_hdl;
2076 mlme->pscanned = get_next(phead);
2078 while (phead != mlme->pscanned) {
2080 pnetwork = LIST_CONTAINOR(mlme->pscanned, struct wlan_network, list);
2081 if (pnetwork == NULL) {
2082 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __func__));
2087 mlme->pscanned = get_next(mlme->pscanned);
2089 DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
2090 , pnetwork->network.Ssid.Ssid
2091 , MAC_ARG(pnetwork->network.MacAddress)
2092 , pnetwork->network.Configuration.DSConfig
2093 , (int)pnetwork->network.Rssi);
2095 rtw_check_roaming_candidate(mlme, &candidate, pnetwork);
2099 if (candidate == NULL) {
2100 DBG_871X("%s: return _FAIL(candidate == NULL)\n", __func__);
2104 DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
2105 candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
2106 candidate->network.Configuration.DSConfig);
2108 mlme->roam_network = candidate;
2110 if (!memcmp(candidate->network.MacAddress, mlme->roam_tgt_addr, ETH_ALEN))
2111 memset(mlme->roam_tgt_addr, 0, ETH_ALEN);
2116 spin_unlock_bh(&(mlme->scanned_queue.lock));
2122 * Select a new join candidate from the original @param candidate and @param competitor
2123 * @return true: candidate is updated
2124 * @return false: candidate is not updated
2126 static int rtw_check_join_candidate(struct mlme_priv *mlme
2127 , struct wlan_network **candidate, struct wlan_network *competitor)
2129 int updated = false;
2130 struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
2133 /* check bssid, if needed */
2134 if (mlme->assoc_by_bssid == true) {
2135 if (memcmp(competitor->network.MacAddress, mlme->assoc_bssid, ETH_ALEN))
2139 /* check ssid, if needed */
2140 if (mlme->assoc_ssid.Ssid[0] && mlme->assoc_ssid.SsidLength) {
2141 if (competitor->network.Ssid.SsidLength != mlme->assoc_ssid.SsidLength
2142 || memcmp(competitor->network.Ssid.Ssid, mlme->assoc_ssid.Ssid, mlme->assoc_ssid.SsidLength)
2147 if (rtw_is_desired_network(adapter, competitor) == false)
2150 if (rtw_to_roam(adapter) > 0) {
2151 if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms
2152 || is_same_ess(&competitor->network, &mlme->cur_network.network) == false
2157 if (*candidate == NULL || (*candidate)->network.Rssi < competitor->network.Rssi) {
2158 *candidate = competitor;
2163 DBG_871X("[by_bssid:%u][assoc_ssid:%s]"
2165 "new candidate: %s("MAC_FMT", ch%u) rssi:%d\n",
2166 mlme->assoc_by_bssid,
2167 mlme->assoc_ssid.Ssid,
2168 rtw_to_roam(adapter),
2169 (*candidate)->network.Ssid.Ssid,
2170 MAC_ARG((*candidate)->network.MacAddress),
2171 (*candidate)->network.Configuration.DSConfig,
2172 (int)(*candidate)->network.Rssi
2182 The caller of the sub-routine will be in critical section...
2184 The caller must hold the following spinlock
2191 int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv)
2194 struct list_head *phead;
2195 struct adapter *adapter;
2196 struct __queue *queue = &(pmlmepriv->scanned_queue);
2197 struct wlan_network *pnetwork = NULL;
2198 struct wlan_network *candidate = NULL;
2200 adapter = (struct adapter *)pmlmepriv->nic_hdl;
2202 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
2204 if (pmlmepriv->roam_network) {
2205 candidate = pmlmepriv->roam_network;
2206 pmlmepriv->roam_network = NULL;
2207 goto candidate_exist;
2210 phead = get_list_head(queue);
2211 pmlmepriv->pscanned = get_next(phead);
2213 while (phead != pmlmepriv->pscanned) {
2215 pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list);
2216 if (pnetwork == NULL) {
2217 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __func__));
2222 pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
2224 DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
2225 , pnetwork->network.Ssid.Ssid
2226 , MAC_ARG(pnetwork->network.MacAddress)
2227 , pnetwork->network.Configuration.DSConfig
2228 , (int)pnetwork->network.Rssi);
2230 rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
2234 if (candidate == NULL) {
2235 DBG_871X("%s: return _FAIL(candidate == NULL)\n", __func__);
2236 #ifdef CONFIG_WOWLAN
2237 _clr_fwstate_(pmlmepriv, _FW_LINKED|_FW_UNDER_LINKING);
2242 DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
2243 candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
2244 candidate->network.Configuration.DSConfig);
2245 goto candidate_exist;
2250 /* check for situation of _FW_LINKED */
2251 if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
2252 DBG_871X("%s: _FW_LINKED while ask_for_joinbss!!!\n", __func__);
2254 rtw_disassoc_cmd(adapter, 0, true);
2255 rtw_indicate_disconnect(adapter);
2256 rtw_free_assoc_resources(adapter, 0);
2259 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
2260 ret = rtw_joinbss_cmd(adapter, candidate);
2263 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
2267 sint rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv)
2269 struct cmd_obj *pcmd;
2270 struct setauth_parm *psetauthparm;
2271 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
2272 sint res = _SUCCESS;
2274 pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
2276 res = _FAIL; /* try again */
2280 psetauthparm = (struct setauth_parm *)rtw_zmalloc(sizeof(struct setauth_parm));
2281 if (psetauthparm == NULL) {
2282 kfree((unsigned char *)pcmd);
2287 memset(psetauthparm, 0, sizeof(struct setauth_parm));
2288 psetauthparm->mode = (unsigned char)psecuritypriv->dot11AuthAlgrthm;
2290 pcmd->cmdcode = _SetAuth_CMD_;
2291 pcmd->parmbuf = (unsigned char *)psetauthparm;
2292 pcmd->cmdsz = (sizeof(struct setauth_parm));
2297 INIT_LIST_HEAD(&pcmd->list);
2299 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("after enqueue set_auth_cmd, auth_mode =%x\n", psecuritypriv->dot11AuthAlgrthm));
2301 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
2307 sint rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, sint keyid, u8 set_tx, bool enqueue)
2310 struct cmd_obj *pcmd;
2311 struct setkey_parm *psetkeyparm;
2312 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
2313 sint res = _SUCCESS;
2315 psetkeyparm = (struct setkey_parm *)rtw_zmalloc(sizeof(struct setkey_parm));
2316 if (psetkeyparm == NULL) {
2320 memset(psetkeyparm, 0, sizeof(struct setkey_parm));
2322 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
2323 psetkeyparm->algorithm = (unsigned char)psecuritypriv->dot118021XGrpPrivacy;
2324 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =(unsigned char)psecuritypriv->dot118021XGrpPrivacy =%d\n", psetkeyparm->algorithm));
2326 psetkeyparm->algorithm = (u8)psecuritypriv->dot11PrivacyAlgrthm;
2327 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =(u8)psecuritypriv->dot11PrivacyAlgrthm =%d\n", psetkeyparm->algorithm));
2330 psetkeyparm->keyid = (u8)keyid;/* 0~3 */
2331 psetkeyparm->set_tx = set_tx;
2332 if (is_wep_enc(psetkeyparm->algorithm))
2333 adapter->securitypriv.key_mask |= BIT(psetkeyparm->keyid);
2335 DBG_871X("==> rtw_set_key algorithm(%x), keyid(%x), key_mask(%x)\n", psetkeyparm->algorithm, psetkeyparm->keyid, adapter->securitypriv.key_mask);
2336 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =%d psetkeyparm->keyid =(u8)keyid =%d\n", psetkeyparm->algorithm, keyid));
2338 switch (psetkeyparm->algorithm) {
2342 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
2346 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
2350 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
2351 psetkeyparm->grpkey = 1;
2355 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
2356 psetkeyparm->grpkey = 1;
2359 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));
2361 kfree((unsigned char *)psetkeyparm);
2367 pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
2369 kfree((unsigned char *)psetkeyparm);
2370 res = _FAIL; /* try again */
2374 pcmd->cmdcode = _SetKey_CMD_;
2375 pcmd->parmbuf = (u8 *)psetkeyparm;
2376 pcmd->cmdsz = (sizeof(struct setkey_parm));
2380 INIT_LIST_HEAD(&pcmd->list);
2382 /* sema_init(&(pcmd->cmd_sem), 0); */
2384 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
2386 setkey_hdl(adapter, (u8 *)psetkeyparm);
2387 kfree((u8 *) psetkeyparm);
2393 /* adjust IEs for rtw_joinbss_cmd in WMM */
2394 int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
2396 unsigned int ielength = 0;
2399 i = 12; /* after the fixed IE */
2400 while (i < in_len) {
2401 ielength = initial_out_len;
2403 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 */
2404 for (j = i; j < i + 9; j++) {
2405 out_ie[ielength] = in_ie[j];
2408 out_ie[initial_out_len + 1] = 0x07;
2409 out_ie[initial_out_len + 6] = 0x00;
2410 out_ie[initial_out_len + 8] = 0x00;
2415 i += (in_ie[i+1]+2); /* to the next IE element */
2424 /* Ported from 8185: IsInPreAuthKeyList(). (Renamed from SecIsInPreAuthKeyList(), 2006-10-13.) */
2425 /* Added by Annie, 2006-05-07. */
2427 /* Search by BSSID, */
2429 /* -1 :if there is no pre-auth key in the table */
2430 /* >= 0 :if there is pre-auth key, and return the entry id */
2434 static int SecIsInPMKIDList(struct adapter *Adapter, u8 *bssid)
2436 struct security_priv *psecuritypriv = &Adapter->securitypriv;
2440 if ((psecuritypriv->PMKIDList[i].bUsed) &&
2441 (!memcmp(psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN))) {
2448 } while (i < NUM_PMKID_CACHE);
2450 if (i == NUM_PMKID_CACHE) {
2451 i = -1;/* Could not find. */
2453 /* There is one Pre-Authentication Key for the specific BSSID. */
2461 /* Check the RSN IE length */
2462 /* If the RSN IE length <= 20, the RSN IE didn't include the PMKID information */
2463 /* 0-11th element in the array are the fixed IE */
2464 /* 12th element in the array is the IE */
2465 /* 13th element in the array is the IE length */
2468 static int rtw_append_pmkid(struct adapter *Adapter, int iEntry, u8 *ie, uint ie_len)
2470 struct security_priv *psecuritypriv = &Adapter->securitypriv;
2473 /* The RSN IE didn't include the PMK ID, append the PMK information */
2476 ie[ie_len] = 0; /* PMKID count = 0x0100 */
2478 memcpy(&ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
2481 ie[13] += 18;/* PMKID length = 2+16 */
2487 sint rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len)
2493 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
2494 struct security_priv *psecuritypriv = &adapter->securitypriv;
2495 uint ndisauthmode = psecuritypriv->ndisauthtype;
2497 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
2498 ("+rtw_restruct_sec_ie: ndisauthmode =%d\n", ndisauthmode));
2500 /* copy fixed ie only */
2501 memcpy(out_ie, in_ie, 12);
2503 if ((ndisauthmode == Ndis802_11AuthModeWPA) || (ndisauthmode == Ndis802_11AuthModeWPAPSK))
2504 authmode = _WPA_IE_ID_;
2505 if ((ndisauthmode == Ndis802_11AuthModeWPA2) || (ndisauthmode == Ndis802_11AuthModeWPA2PSK))
2506 authmode = _WPA2_IE_ID_;
2508 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
2509 memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len);
2511 ielength += psecuritypriv->wps_ie_len;
2512 } else if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) {
2513 /* copy RSN or SSN */
2514 memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
2515 /* debug for CONFIG_IEEE80211W
2518 printk("supplicant_ie_length =%d &&&&&&&&&&&&&&&&&&&\n", psecuritypriv->supplicant_ie[1]+2);
2519 for (jj = 0; jj < psecuritypriv->supplicant_ie[1]+2; jj++)
2520 printk(" %02x ", psecuritypriv->supplicant_ie[jj]);
2523 ielength += psecuritypriv->supplicant_ie[1]+2;
2524 rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie);
2527 iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
2531 if (authmode == _WPA2_IE_ID_)
2532 ielength = rtw_append_pmkid(adapter, iEntry, out_ie, ielength);
2537 void rtw_init_registrypriv_dev_network(struct adapter *adapter)
2539 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2540 struct eeprom_priv *peepriv = &adapter->eeprompriv;
2541 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2542 u8 *myhwaddr = myid(peepriv);
2544 memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
2546 memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(struct ndis_802_11_ssid));
2548 pdev_network->Configuration.Length = sizeof(struct ndis_802_11_conf);
2549 pdev_network->Configuration.BeaconPeriod = 100;
2550 pdev_network->Configuration.FHConfig.Length = 0;
2551 pdev_network->Configuration.FHConfig.HopPattern = 0;
2552 pdev_network->Configuration.FHConfig.HopSet = 0;
2553 pdev_network->Configuration.FHConfig.DwellTime = 0;
2556 void rtw_update_registrypriv_dev_network(struct adapter *adapter)
2559 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2560 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2561 struct security_priv *psecuritypriv = &adapter->securitypriv;
2562 struct wlan_network *cur_network = &adapter->mlmepriv.cur_network;
2563 /* struct xmit_priv *pxmitpriv = &adapter->xmitpriv; */
2565 pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ; /* adhoc no 802.1x */
2567 pdev_network->Rssi = 0;
2569 switch (pregistrypriv->wireless_mode) {
2571 pdev_network->NetworkTypeInUse = (Ndis802_11DS);
2575 case WIRELESS_11_24N:
2576 case WIRELESS_11G_24N:
2577 case WIRELESS_11BG_24N:
2578 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2581 case WIRELESS_11A_5N:
2582 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
2584 case WIRELESS_11ABGN:
2585 if (pregistrypriv->channel > 14)
2586 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
2588 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2595 pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
2596 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("pregistrypriv->channel =%d, pdev_network->Configuration.DSConfig = 0x%x\n", pregistrypriv->channel, pdev_network->Configuration.DSConfig));
2598 if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
2599 pdev_network->Configuration.ATIMWindow = (0);
2601 pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
2603 /* 1. Supported rates */
2606 /* rtw_set_supported_rate(pdev_network->SupportedRates, pregistrypriv->wireless_mode) ; will be called in rtw_generate_ie */
2607 sz = rtw_generate_ie(pregistrypriv);
2609 pdev_network->IELength = sz;
2611 pdev_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pdev_network);
2613 /* notes: translate IELength & Length after assign the Length to cmdsz in createbss_cmd(); */
2614 /* pdev_network->IELength = cpu_to_le32(sz); */
2617 void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter)
2621 /* the function is at passive_level */
2622 void rtw_joinbss_reset(struct adapter *padapter)
2625 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2627 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2629 /* todo: if you want to do something io/reg/hw setting before join_bss, please add code here */
2631 pmlmepriv->num_FortyMHzIntolerant = 0;
2633 pmlmepriv->num_sta_no_ht = 0;
2635 phtpriv->ampdu_enable = false;/* reset to disabled */
2637 /* TH = 1 => means that invalidate usb rx aggregation */
2638 /* TH = 0 => means that validate usb rx aggregation, use init value. */
2639 if (phtpriv->ht_option) {
2640 if (padapter->registrypriv.wifi_spec == 1)
2644 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2647 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2651 void rtw_ht_use_default_setting(struct adapter *padapter)
2653 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2654 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2655 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2656 bool bHwLDPCSupport = false, bHwSTBCSupport = false;
2657 bool bHwSupportBeamformer = false, bHwSupportBeamformee = false;
2659 if (pregistrypriv->wifi_spec)
2660 phtpriv->bss_coexist = 1;
2662 phtpriv->bss_coexist = 0;
2664 phtpriv->sgi_40m = TEST_FLAG(pregistrypriv->short_gi, BIT1) ? true : false;
2665 phtpriv->sgi_20m = TEST_FLAG(pregistrypriv->short_gi, BIT0) ? true : false;
2668 rtw_hal_get_def_var(padapter, HAL_DEF_RX_LDPC, (u8 *)&bHwLDPCSupport);
2669 CLEAR_FLAGS(phtpriv->ldpc_cap);
2670 if (bHwLDPCSupport) {
2671 if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT4))
2672 SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_RX);
2674 rtw_hal_get_def_var(padapter, HAL_DEF_TX_LDPC, (u8 *)&bHwLDPCSupport);
2675 if (bHwLDPCSupport) {
2676 if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT5))
2677 SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX);
2679 if (phtpriv->ldpc_cap)
2680 DBG_871X("[HT] Support LDPC = 0x%02X\n", phtpriv->ldpc_cap);
2683 rtw_hal_get_def_var(padapter, HAL_DEF_TX_STBC, (u8 *)&bHwSTBCSupport);
2684 CLEAR_FLAGS(phtpriv->stbc_cap);
2685 if (bHwSTBCSupport) {
2686 if (TEST_FLAG(pregistrypriv->stbc_cap, BIT5))
2687 SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX);
2689 rtw_hal_get_def_var(padapter, HAL_DEF_RX_STBC, (u8 *)&bHwSTBCSupport);
2690 if (bHwSTBCSupport) {
2691 if (TEST_FLAG(pregistrypriv->stbc_cap, BIT4))
2692 SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX);
2694 if (phtpriv->stbc_cap)
2695 DBG_871X("[HT] Support STBC = 0x%02X\n", phtpriv->stbc_cap);
2697 /* Beamforming setting */
2698 rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMER, (u8 *)&bHwSupportBeamformer);
2699 rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMEE, (u8 *)&bHwSupportBeamformee);
2700 CLEAR_FLAGS(phtpriv->beamform_cap);
2701 if (TEST_FLAG(pregistrypriv->beamform_cap, BIT4) && bHwSupportBeamformer) {
2702 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
2703 DBG_871X("[HT] Support Beamformer\n");
2705 if (TEST_FLAG(pregistrypriv->beamform_cap, BIT5) && bHwSupportBeamformee) {
2706 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
2707 DBG_871X("[HT] Support Beamformee\n");
2711 void rtw_build_wmm_ie_ht(struct adapter *padapter, u8 *out_ie, uint *pout_len)
2713 unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
2717 if (padapter->mlmepriv.qospriv.qos_option == 0) {
2718 out_len = *pout_len;
2719 pframe = rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_,
2720 _WMM_IE_Length_, WMM_IE, pout_len);
2722 padapter->mlmepriv.qospriv.qos_option = 1;
2726 /* the function is >= passive_level */
2727 unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len, u8 channel)
2730 enum HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor;
2731 unsigned char *p, *pframe;
2732 struct rtw_ieee80211_ht_cap ht_capie;
2733 u8 cbw40_enable = 0, stbc_rx_enable = 0, rf_type = 0, operation_bw = 0;
2734 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2735 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2736 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2737 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2739 phtpriv->ht_option = false;
2741 out_len = *pout_len;
2743 memset(&ht_capie, 0, sizeof(struct rtw_ieee80211_ht_cap));
2745 ht_capie.cap_info = cpu_to_le16(IEEE80211_HT_CAP_DSSSCCK40);
2747 if (phtpriv->sgi_20m)
2748 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_20);
2751 if (in_ie == NULL) {
2752 /* TDLS: TODO 20/40 issue */
2753 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
2754 operation_bw = padapter->mlmeextpriv.cur_bwmode;
2755 if (operation_bw > CHANNEL_WIDTH_40)
2756 operation_bw = CHANNEL_WIDTH_40;
2758 /* TDLS: TODO 40? */
2759 operation_bw = CHANNEL_WIDTH_40;
2761 p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
2762 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2763 struct HT_info_element *pht_info = (struct HT_info_element *)(p+2);
2764 if (pht_info->infos[0] & BIT(2)) {
2765 switch (pht_info->infos[0] & 0x3) {
2768 operation_bw = CHANNEL_WIDTH_40;
2771 operation_bw = CHANNEL_WIDTH_20;
2775 operation_bw = CHANNEL_WIDTH_20;
2780 /* to disable 40M Hz support while gd_bw_40MHz_en = 0 */
2782 if ((pregistrypriv->bw_mode & 0xf0) > 0)
2785 if ((pregistrypriv->bw_mode & 0x0f) > 0)
2789 if ((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) {
2790 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH);
2791 if (phtpriv->sgi_40m)
2792 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_40);
2795 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX))
2796 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_TX_STBC);
2798 /* todo: disable SM power save mode */
2799 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SM_PS);
2801 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX)) {
2802 if ((channel <= 14 && pregistrypriv->rx_stbc == 0x1) || /* enable for 2.4GHz */
2803 (pregistrypriv->wifi_spec == 1)) {
2805 DBG_871X("declare supporting RX STBC\n");
2809 /* fill default supported_mcs_set */
2810 memcpy(ht_capie.supp_mcs_set, pmlmeext->default_supported_mcs_set, 16);
2812 /* update default supported_mcs_set */
2813 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2818 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_1R);/* RX STBC One spatial stream */
2820 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_1R);
2827 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_2R);/* RX STBC two spatial stream */
2829 #ifdef CONFIG_DISABLE_MCS13TO15
2830 if (((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) && (pregistrypriv->wifi_spec != 1))
2831 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R_13TO15_OFF);
2833 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R);
2834 #else /* CONFIG_DISABLE_MCS13TO15 */
2835 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R);
2836 #endif /* CONFIG_DISABLE_MCS13TO15 */
2841 u32 rx_packet_offset, max_recvbuf_sz;
2842 rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset);
2843 rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz);
2846 if (padapter->driver_rx_ampdu_factor != 0xFF)
2847 max_rx_ampdu_factor =
2848 (enum HT_CAP_AMPDU_FACTOR)padapter->driver_rx_ampdu_factor;
2850 rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR,
2851 &max_rx_ampdu_factor);
2853 /* rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor); */
2854 ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03);
2856 if (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
2857 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
2859 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
2861 pframe = rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_,
2862 sizeof(struct rtw_ieee80211_ht_cap), (unsigned char *)&ht_capie, pout_len);
2864 phtpriv->ht_option = true;
2866 if (in_ie != NULL) {
2867 p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
2868 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2869 out_len = *pout_len;
2870 pframe = rtw_set_ie(out_ie+out_len, _HT_ADD_INFO_IE_, ielen, p+2, pout_len);
2874 return phtpriv->ht_option;
2878 /* the function is > passive_level (in critical_section) */
2879 void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len, u8 channel)
2881 u8 *p, max_ampdu_sz;
2883 /* struct sta_info *bmc_sta, *psta; */
2884 struct rtw_ieee80211_ht_cap *pht_capie;
2885 struct ieee80211_ht_addt_info *pht_addtinfo;
2886 /* struct recv_reorder_ctrl *preorder_ctrl; */
2887 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2888 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2889 /* struct recv_priv *precvpriv = &padapter->recvpriv; */
2890 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2891 /* struct wlan_network *pcur_network = &(pmlmepriv->cur_network);; */
2892 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2893 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2894 u8 cbw40_enable = 0;
2897 if (!phtpriv->ht_option)
2900 if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable))
2903 DBG_871X("+rtw_update_ht_cap()\n");
2905 /* maybe needs check if ap supports rx ampdu. */
2906 if ((phtpriv->ampdu_enable == false) && (pregistrypriv->ampdu_enable == 1)) {
2907 if (pregistrypriv->wifi_spec == 1) {
2908 /* remove this part because testbed AP should disable RX AMPDU */
2909 /* phtpriv->ampdu_enable = false; */
2910 phtpriv->ampdu_enable = true;
2912 phtpriv->ampdu_enable = true;
2914 } else if (pregistrypriv->ampdu_enable == 2) {
2915 /* remove this part because testbed AP should disable RX AMPDU */
2916 /* phtpriv->ampdu_enable = true; */
2920 /* check Max Rx A-MPDU Size */
2922 p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fix_ie), _HT_CAPABILITY_IE_, &len, ie_len-sizeof(struct ndis_802_11_fix_ie));
2924 pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2);
2925 max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
2926 max_ampdu_sz = 1 << (max_ampdu_sz+3); /* max_ampdu_sz (kbytes); */
2928 /* DBG_871X("rtw_update_ht_cap(): max_ampdu_sz =%d\n", max_ampdu_sz); */
2929 phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
2935 p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fix_ie), _HT_ADD_INFO_IE_, &len, ie_len-sizeof(struct ndis_802_11_fix_ie));
2937 pht_addtinfo = (struct ieee80211_ht_addt_info *)(p+2);
2942 if ((pregistrypriv->bw_mode & 0xf0) > 0)
2945 if ((pregistrypriv->bw_mode & 0x0f) > 0)
2949 /* update cur_bwmode & cur_ch_offset */
2950 if ((cbw40_enable) &&
2951 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
2952 BIT(1)) && (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
2956 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2958 /* update the MCS set */
2959 for (i = 0; i < 16; i++)
2960 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
2962 /* update the MCS rates */
2966 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
2970 #ifdef CONFIG_DISABLE_MCS13TO15
2971 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
2972 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
2974 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
2975 #else /* CONFIG_DISABLE_MCS13TO15 */
2976 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
2977 #endif /* CONFIG_DISABLE_MCS13TO15 */
2980 /* switch to the 40M Hz mode according to the AP */
2981 /* pmlmeext->cur_bwmode = CHANNEL_WIDTH_40; */
2982 switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
2983 case EXTCHNL_OFFSET_UPPER:
2984 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
2987 case EXTCHNL_OFFSET_LOWER:
2988 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
2992 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
2998 /* Config SM Power Save setting */
3001 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
3003 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
3004 DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
3007 /* Config current HT Protection mode. */
3009 pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
3012 void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitframe)
3016 struct sta_info *psta = NULL;
3017 struct ht_priv *phtpriv;
3018 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3019 s32 bmcst = IS_MCAST(pattrib->ra);
3021 /* if (bmcst || (padapter->mlmepriv.LinkDetectInfo.bTxBusyTraffic == false)) */
3022 if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod < 100))
3025 priority = pattrib->priority;
3027 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
3028 if (pattrib->psta != psta) {
3029 DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
3034 DBG_871X("%s, psta ==NUL\n", __func__);
3038 if (!(psta->state & _FW_LINKED)) {
3039 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
3044 phtpriv = &psta->htpriv;
3046 if ((phtpriv->ht_option == true) && (phtpriv->ampdu_enable == true)) {
3047 issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
3048 issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
3051 DBG_871X("rtw_issue_addbareq_cmd, p =%d\n", priority);
3052 psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
3053 rtw_addbareq_cmd(padapter, (u8) priority, pattrib->ra);
3059 void rtw_append_exented_cap(struct adapter *padapter, u8 *out_ie, uint *pout_len)
3061 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3062 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
3063 u8 cap_content[8] = {0};
3067 if (phtpriv->bss_coexist) {
3068 SET_EXT_CAPABILITY_ELE_BSS_COEXIST(cap_content, 1);
3071 pframe = rtw_set_ie(out_ie + *pout_len, EID_EXTCapability, 8, cap_content, pout_len);
3074 inline void rtw_set_to_roam(struct adapter *adapter, u8 to_roam)
3077 adapter->mlmepriv.to_join = false;
3078 adapter->mlmepriv.to_roam = to_roam;
3081 inline u8 rtw_dec_to_roam(struct adapter *adapter)
3083 adapter->mlmepriv.to_roam--;
3084 return adapter->mlmepriv.to_roam;
3087 inline u8 rtw_to_roam(struct adapter *adapter)
3089 return adapter->mlmepriv.to_roam;
3092 void rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
3094 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3096 spin_lock_bh(&pmlmepriv->lock);
3097 _rtw_roaming(padapter, tgt_network);
3098 spin_unlock_bh(&pmlmepriv->lock);
3100 void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
3102 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3103 struct wlan_network *cur_network = &pmlmepriv->cur_network;
3106 if (0 < rtw_to_roam(padapter)) {
3107 DBG_871X("roaming from %s("MAC_FMT"), length:%d\n",
3108 cur_network->network.Ssid.Ssid, MAC_ARG(cur_network->network.MacAddress),
3109 cur_network->network.Ssid.SsidLength);
3110 memcpy(&pmlmepriv->assoc_ssid, &cur_network->network.Ssid, sizeof(struct ndis_802_11_ssid));
3112 pmlmepriv->assoc_by_bssid = false;
3115 do_join_r = rtw_do_join(padapter);
3116 if (_SUCCESS == do_join_r) {
3119 DBG_871X("roaming do_join return %d\n", do_join_r);
3120 rtw_dec_to_roam(padapter);
3122 if (rtw_to_roam(padapter) > 0) {
3125 DBG_871X("%s(%d) -to roaming fail, indicate_disconnect\n", __func__, __LINE__);
3126 rtw_indicate_disconnect(padapter);
3135 sint rtw_linked_check(struct adapter *padapter)
3137 if ((check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == true) ||
3138 (check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == true)) {
3139 if (padapter->stapriv.asoc_sta_count > 2)
3141 } else{ /* Station mode */
3142 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == true)