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)
122 rtw_free_mlme_priv_ie_data(pmlmepriv);
125 if (pmlmepriv->free_bss_buf) {
126 vfree(pmlmepriv->free_bss_buf);
132 struct wlan_network *_rtw_dequeue_network(struct __queue *queue)
136 struct wlan_network *pnetwork;
138 spin_lock_bh(&queue->lock);
140 if (list_empty(&queue->queue))
146 pnetwork = LIST_CONTAINOR(get_next(&queue->queue), struct wlan_network, list);
148 list_del_init(&(pnetwork->list));
151 spin_unlock_bh(&queue->lock);
157 struct wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv)/* _queue *free_queue) */
159 struct wlan_network *pnetwork;
160 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
161 struct list_head *plist = NULL;
163 spin_lock_bh(&free_queue->lock);
165 if (list_empty(&free_queue->queue)) {
169 plist = get_next(&(free_queue->queue));
171 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
173 list_del_init(&pnetwork->list);
175 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("_rtw_alloc_network: ptr =%p\n", plist));
176 pnetwork->network_type = 0;
177 pnetwork->fixed = false;
178 pnetwork->last_scanned = jiffies;
180 pnetwork->join_res = 0;
182 pmlmepriv->num_of_scanned++;
185 spin_unlock_bh(&free_queue->lock);
190 void _rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 isfreeall)
192 unsigned int delta_time;
193 u32 lifetime = SCANQUEUE_LIFETIME;
195 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
197 if (pnetwork == NULL)
200 if (pnetwork->fixed == true)
203 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
204 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true))
208 delta_time = jiffies_to_msecs(jiffies - pnetwork->last_scanned);
209 if (delta_time < lifetime)/* unit:msec */
213 spin_lock_bh(&free_queue->lock);
215 list_del_init(&(pnetwork->list));
217 list_add_tail(&(pnetwork->list), &(free_queue->queue));
219 pmlmepriv->num_of_scanned--;
222 /* DBG_871X("_rtw_free_network:SSID =%s\n", pnetwork->network.Ssid.Ssid); */
224 spin_unlock_bh(&free_queue->lock);
227 void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
230 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
232 if (pnetwork == NULL)
235 if (pnetwork->fixed == true)
238 /* spin_lock_irqsave(&free_queue->lock, irqL); */
240 list_del_init(&(pnetwork->list));
242 list_add_tail(&(pnetwork->list), get_list_head(free_queue));
244 pmlmepriv->num_of_scanned--;
246 /* spin_unlock_irqrestore(&free_queue->lock, irqL); */
250 return the wlan_network with the matching addr
252 Shall be called under atomic context... to avoid possible racing condition...
254 struct wlan_network *_rtw_find_network(struct __queue *scanned_queue, u8 *addr)
256 struct list_head *phead, *plist;
257 struct wlan_network *pnetwork = NULL;
258 u8 zero_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
260 if (!memcmp(zero_addr, addr, ETH_ALEN)) {
265 /* spin_lock_bh(&scanned_queue->lock); */
267 phead = get_list_head(scanned_queue);
268 plist = get_next(phead);
270 while (plist != phead) {
271 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
273 if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN))
276 plist = get_next(plist);
282 /* spin_unlock_bh(&scanned_queue->lock); */
288 void _rtw_free_network_queue(struct adapter *padapter, u8 isfreeall)
290 struct list_head *phead, *plist;
291 struct wlan_network *pnetwork;
292 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
293 struct __queue *scanned_queue = &pmlmepriv->scanned_queue;
295 spin_lock_bh(&scanned_queue->lock);
297 phead = get_list_head(scanned_queue);
298 plist = get_next(phead);
300 while (phead != plist) {
302 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
304 plist = get_next(plist);
306 _rtw_free_network(pmlmepriv, pnetwork, isfreeall);
310 spin_unlock_bh(&scanned_queue->lock);
316 sint rtw_if_up(struct adapter *padapter)
321 if (padapter->bDriverStopped || padapter->bSurpriseRemoved ||
322 (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false)) {
323 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_if_up:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved));
331 void rtw_generate_random_ibss(u8 *pibss)
333 unsigned long curtime = jiffies;
335 pibss[0] = 0x02; /* in ad-hoc mode bit1 must set to 1 */
338 pibss[3] = (u8)(curtime & 0xff) ;/* p[0]; */
339 pibss[4] = (u8)((curtime>>8) & 0xff) ;/* p[1]; */
340 pibss[5] = (u8)((curtime>>16) & 0xff) ;/* p[2]; */
344 u8 *rtw_get_capability_from_ie(u8 *ie)
350 u16 rtw_get_capability(struct wlan_bssid_ex *bss)
354 memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
356 return le16_to_cpu(val);
359 u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
365 int rtw_init_mlme_priv(struct adapter *padapter)/* struct mlme_priv *pmlmepriv) */
369 res = _rtw_init_mlme_priv(padapter);/* (pmlmepriv); */
373 void rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
375 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_mlme_priv\n"));
376 _rtw_free_mlme_priv(pmlmepriv);
380 static struct wlan_network *rtw_dequeue_network(struct __queue *queue)
382 struct wlan_network *pnetwork;
384 pnetwork = _rtw_dequeue_network(queue);
389 struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv);
390 struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv)/* _queue *free_queue) */
392 struct wlan_network *pnetwork;
394 pnetwork = _rtw_alloc_network(pmlmepriv);
398 void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork);
399 void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork)
401 /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_network ==> ssid = %s\n\n" , pnetwork->network.Ssid.Ssid)); */
402 _rtw_free_network_nolock(&(padapter->mlmepriv), pnetwork);
403 rtw_cfg80211_unlink_bss(padapter, pnetwork);
407 void rtw_free_network_queue(struct adapter *dev, u8 isfreeall)
409 _rtw_free_network_queue(dev, isfreeall);
413 return the wlan_network with the matching addr
415 Shall be called under atomic context... to avoid possible racing condition...
417 struct wlan_network *rtw_find_network(struct __queue *scanned_queue, u8 *addr)
419 struct wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
424 int rtw_is_same_ibss(struct adapter *adapter, struct wlan_network *pnetwork)
427 struct security_priv *psecuritypriv = &adapter->securitypriv;
429 if ((psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) &&
430 (pnetwork->network.Privacy == 0))
432 else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_) &&
433 (pnetwork->network.Privacy == 1))
442 inline int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b)
444 /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("(%s,%d)(%s,%d)\n", */
445 /* a->Ssid.Ssid, a->Ssid.SsidLength, b->Ssid.Ssid, b->Ssid.SsidLength)); */
446 return (a->Ssid.SsidLength == b->Ssid.SsidLength)
447 && !memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength);
450 int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst, u8 feature)
455 if (rtw_bug_check(dst, src, &s_cap, &d_cap) == false)
458 memcpy((u8 *)&tmps, rtw_get_capability_from_ie(src->IEs), 2);
459 memcpy((u8 *)&tmpd, rtw_get_capability_from_ie(dst->IEs), 2);
462 s_cap = le16_to_cpu(tmps);
463 d_cap = le16_to_cpu(tmpd);
465 return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
466 /* (src->Configuration.DSConfig == dst->Configuration.DSConfig) && */
467 ((!memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN))) &&
468 ((!memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength))) &&
469 ((s_cap & WLAN_CAPABILITY_IBSS) ==
470 (d_cap & WLAN_CAPABILITY_IBSS)) &&
471 ((s_cap & WLAN_CAPABILITY_BSS) ==
472 (d_cap & WLAN_CAPABILITY_BSS)));
476 struct wlan_network *_rtw_find_same_network(struct __queue *scanned_queue, struct wlan_network *network)
478 struct list_head *phead, *plist;
479 struct wlan_network *found = NULL;
481 phead = get_list_head(scanned_queue);
482 plist = get_next(phead);
484 while (plist != phead) {
485 found = LIST_CONTAINOR(plist, struct wlan_network, list);
487 if (is_same_network(&network->network, &found->network, 0))
490 plist = get_next(plist);
499 struct wlan_network *rtw_get_oldest_wlan_network(struct __queue *scanned_queue)
501 struct list_head *plist, *phead;
504 struct wlan_network *pwlan = NULL;
505 struct wlan_network *oldest = NULL;
507 phead = get_list_head(scanned_queue);
509 plist = get_next(phead);
516 pwlan = LIST_CONTAINOR(plist, struct wlan_network, list);
518 if (pwlan->fixed != true) {
519 if (oldest == NULL || time_after(oldest->last_scanned, pwlan->last_scanned))
523 plist = get_next(plist);
529 void update_network(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src,
530 struct adapter *padapter, bool update_ie)
532 long rssi_ori = dst->Rssi;
534 u8 sq_smp = src->PhyInfo.SignalQuality;
540 #if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
541 if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
542 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"
543 , FUNC_ADPT_ARG(padapter)
544 , src->Ssid.Ssid, MAC_ARG(src->MacAddress), src->Configuration.DSConfig
545 , ss_ori, sq_ori, rssi_ori
546 , ss_smp, sq_smp, rssi_smp
551 /* The rule below is 1/5 for sample value, 4/5 for history value */
552 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src, 0)) {
553 /* Take the recvpriv's value for the connected AP*/
554 ss_final = padapter->recvpriv.signal_strength;
555 sq_final = padapter->recvpriv.signal_qual;
556 /* the rssi value here is undecorated, and will be used for antenna diversity */
557 if (sq_smp != 101) /* from the right channel */
558 rssi_final = (src->Rssi+dst->Rssi*4)/5;
560 rssi_final = rssi_ori;
562 if (sq_smp != 101) { /* from the right channel */
563 ss_final = ((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5;
564 sq_final = ((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5;
565 rssi_final = (src->Rssi+dst->Rssi*4)/5;
567 /* bss info not receiving from the right channel, use the original RX signal infos */
568 ss_final = dst->PhyInfo.SignalStrength;
569 sq_final = dst->PhyInfo.SignalQuality;
570 rssi_final = dst->Rssi;
576 dst->Reserved[0] = src->Reserved[0];
577 dst->Reserved[1] = src->Reserved[1];
578 memcpy((u8 *)dst, (u8 *)src, get_wlan_bssid_ex_sz(src));
581 dst->PhyInfo.SignalStrength = ss_final;
582 dst->PhyInfo.SignalQuality = sq_final;
583 dst->Rssi = rssi_final;
585 #if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
586 if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
587 DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT"), SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n"
588 , FUNC_ADPT_ARG(padapter)
589 , dst->Ssid.Ssid, MAC_ARG(dst->MacAddress), dst->PhyInfo.SignalStrength, dst->PhyInfo.SignalQuality, dst->Rssi);
594 static void update_current_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
596 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
598 rtw_bug_check(&(pmlmepriv->cur_network.network),
599 &(pmlmepriv->cur_network.network),
600 &(pmlmepriv->cur_network.network),
601 &(pmlmepriv->cur_network.network));
603 if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork, 0))) {
604 /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,"Same Network\n"); */
606 /* if (pmlmepriv->cur_network.network.IELength<= pnetwork->IELength) */
608 update_network(&(pmlmepriv->cur_network.network), pnetwork, adapter, true);
609 rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof(struct ndis_802_11_fix_ie),
610 pmlmepriv->cur_network.network.IELength);
618 Caller must hold pmlmepriv->lock first.
622 void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target)
624 struct list_head *plist, *phead;
626 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
627 struct __queue *queue = &(pmlmepriv->scanned_queue);
628 struct wlan_network *pnetwork = NULL;
629 struct wlan_network *oldest = NULL;
633 spin_lock_bh(&queue->lock);
634 phead = get_list_head(queue);
635 plist = get_next(phead);
641 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
643 rtw_bug_check(pnetwork, pnetwork, pnetwork, pnetwork);
645 if (is_same_network(&(pnetwork->network), target, feature)) {
650 if (rtw_roam_flags(adapter)) {
651 /* TODO: don't select netowrk in the same ess as oldest if it's new enough*/
654 if (oldest == NULL || time_after(oldest->last_scanned, pnetwork->last_scanned))
657 plist = get_next(plist);
662 /* If we didn't find a match, then get a new network slot to initialize
663 * with this beacon's information */
664 /* if (phead == plist) { */
666 if (list_empty(&pmlmepriv->free_bss_pool.queue)) {
667 /* If there are no more slots, expire the oldest */
668 /* list_del_init(&oldest->list); */
670 if (pnetwork == NULL) {
671 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
674 memcpy(&(pnetwork->network), target, get_wlan_bssid_ex_sz(target));
675 /* variable initialize */
676 pnetwork->fixed = false;
677 pnetwork->last_scanned = jiffies;
679 pnetwork->network_type = 0;
681 pnetwork->join_res = 0;
683 /* bss info not receiving from the right channel */
684 if (pnetwork->network.PhyInfo.SignalQuality == 101)
685 pnetwork->network.PhyInfo.SignalQuality = 0;
687 /* Otherwise just pull from the free list */
689 pnetwork = rtw_alloc_network(pmlmepriv); /* will update scan_time */
691 if (pnetwork == NULL) {
692 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
696 bssid_ex_sz = get_wlan_bssid_ex_sz(target);
697 target->Length = bssid_ex_sz;
698 memcpy(&(pnetwork->network), target, bssid_ex_sz);
700 pnetwork->last_scanned = jiffies;
702 /* bss info not receiving from the right channel */
703 if (pnetwork->network.PhyInfo.SignalQuality == 101)
704 pnetwork->network.PhyInfo.SignalQuality = 0;
706 list_add_tail(&(pnetwork->list), &(queue->queue));
710 /* we have an entry and we are going to update it. But this entry may
711 * be already expired. In this case we do the same as we found a new
712 * net and call the new_net handler
714 bool update_ie = true;
716 pnetwork->last_scanned = jiffies;
718 /* target.Reserved[0]== 1, means that scanned network is a bcn frame. */
719 if ((pnetwork->network.IELength > target->IELength) && (target->Reserved[0] == 1))
722 /* probe resp(3) > beacon(1) > probe req(2) */
723 if ((target->Reserved[0] != 2) &&
724 (target->Reserved[0] >= pnetwork->network.Reserved[0])
731 update_network(&(pnetwork->network), target, adapter, update_ie);
735 spin_unlock_bh(&queue->lock);
738 void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork);
739 void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
741 /* struct __queue *queue = &(pmlmepriv->scanned_queue); */
743 /* spin_lock_bh(&queue->lock); */
745 update_current_network(adapter, pnetwork);
747 rtw_update_scanned_network(adapter, pnetwork);
749 /* spin_unlock_bh(&queue->lock); */
752 /* select the desired network based on the capability of the (i)bss. */
753 /* check items: (1) security */
754 /* (2) network_type */
758 int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork);
759 int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork)
761 struct security_priv *psecuritypriv = &adapter->securitypriv;
762 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
766 /* u8 wps_ie[512]; */
769 int bselected = true;
771 desired_encmode = psecuritypriv->ndisencryptstatus;
772 privacy = pnetwork->network.Privacy;
774 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
775 if (rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen) != NULL)
781 if (adapter->registrypriv.wifi_spec == 1) { /* for correct flow of 8021X to do.... */
785 if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
788 if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK) {
789 p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pnetwork->network.IELength - _BEACON_IE_OFFSET_));
790 if (p && ie_len > 0) {
799 if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
800 DBG_871X("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy);
804 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) {
805 if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
813 /* TODO: Perry : For Power Management */
814 void rtw_atimdone_event_callback(struct adapter *adapter, u8 *pbuf)
816 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("receive atimdone_evet\n"));
820 void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf)
823 struct wlan_bssid_ex *pnetwork;
824 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
826 pnetwork = (struct wlan_bssid_ex *)pbuf;
828 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_survey_event_callback, ssid =%s\n", pnetwork->Ssid.Ssid));
830 len = get_wlan_bssid_ex_sz(pnetwork);
831 if (len > (sizeof(struct wlan_bssid_ex))) {
832 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n ****rtw_survey_event_callback: return a wrong bss ***\n"));
837 spin_lock_bh(&pmlmepriv->lock);
839 /* update IBSS_network 's timestamp */
840 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) {
841 /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,"rtw_survey_event_callback : WIFI_ADHOC_MASTER_STATE\n\n"); */
842 if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN)) {
843 struct wlan_network *ibss_wlan = NULL;
845 memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
846 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
847 ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress);
849 memcpy(ibss_wlan->network.IEs, pnetwork->IEs, 8);
850 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
853 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
857 /* lock pmlmepriv->lock when you accessing network_q */
858 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false) {
859 if (pnetwork->Ssid.Ssid[0] == 0) {
860 pnetwork->Ssid.SsidLength = 0;
862 rtw_add_network(adapter, pnetwork);
867 spin_unlock_bh(&pmlmepriv->lock);
874 void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf)
876 u8 timer_cancelled = false;
877 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
879 spin_lock_bh(&pmlmepriv->lock);
880 if (pmlmepriv->wps_probe_req_ie) {
881 pmlmepriv->wps_probe_req_ie_len = 0;
882 kfree(pmlmepriv->wps_probe_req_ie);
883 pmlmepriv->wps_probe_req_ie = NULL;
886 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_surveydone_event_callback: fw_state:%x\n\n", get_fwstate(pmlmepriv)));
888 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
889 /* u8 timer_cancelled; */
891 timer_cancelled = true;
892 /* _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled); */
894 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
897 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("nic status =%x, survey done event comes too late!\n", get_fwstate(pmlmepriv)));
899 spin_unlock_bh(&pmlmepriv->lock);
902 _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
905 spin_lock_bh(&pmlmepriv->lock);
907 rtw_set_signal_stat_timer(&adapter->recvpriv);
909 if (pmlmepriv->to_join == true) {
910 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
911 if (check_fwstate(pmlmepriv, _FW_LINKED) == false) {
912 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
914 if (rtw_select_and_join_from_scanned_queue(pmlmepriv) == _SUCCESS) {
915 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
917 struct wlan_bssid_ex *pdev_network = &(adapter->registrypriv.dev_network);
918 u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
920 /* pmlmepriv->fw_state ^= _FW_UNDER_SURVEY;because don't set assoc_timer */
921 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
923 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("switching to adhoc master\n"));
925 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
927 rtw_update_registrypriv_dev_network(adapter);
928 rtw_generate_random_ibss(pibss);
930 pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
932 if (rtw_createbss_cmd(adapter) != _SUCCESS) {
933 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error =>rtw_createbss_cmd status FAIL\n"));
936 pmlmepriv->to_join = false;
941 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
942 pmlmepriv->to_join = false;
943 s_ret = rtw_select_and_join_from_scanned_queue(pmlmepriv);
944 if (_SUCCESS == s_ret) {
945 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
946 } else if (s_ret == 2) {/* there is no need to wait for join */
947 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
948 rtw_indicate_connect(adapter);
950 DBG_871X("try_to_join, but select scanning queue fail, to_roam:%d\n", rtw_to_roam(adapter));
952 if (rtw_to_roam(adapter) != 0) {
953 if (rtw_dec_to_roam(adapter) == 0
954 || _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)
956 rtw_set_to_roam(adapter, 0);
957 #ifdef CONFIG_INTEL_WIDI
958 if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
959 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
960 intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
961 DBG_871X("change to widi listen\n");
963 #endif /* CONFIG_INTEL_WIDI */
964 rtw_free_assoc_resources(adapter, 1);
965 rtw_indicate_disconnect(adapter);
967 pmlmepriv->to_join = true;
970 rtw_indicate_disconnect(adapter);
972 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
976 if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
977 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
978 && check_fwstate(pmlmepriv, _FW_LINKED)) {
979 if (rtw_select_roaming_candidate(pmlmepriv) == _SUCCESS) {
980 receive_disconnect(adapter, pmlmepriv->cur_network.network.MacAddress
981 , WLAN_REASON_ACTIVE_ROAM);
987 /* DBG_871X("scan complete in %dms\n", jiffies_to_msecs(jiffies - pmlmepriv->scan_start_time)); */
989 spin_unlock_bh(&pmlmepriv->lock);
991 rtw_os_xmit_schedule(adapter);
993 rtw_cfg80211_surveydone_event_callback(adapter);
995 rtw_indicate_scan_done(adapter, false);
998 void rtw_dummy_event_callback(struct adapter *adapter, u8 *pbuf)
1002 void rtw_fwdbg_event_callback(struct adapter *adapter, u8 *pbuf)
1006 static void free_scanqueue(struct mlme_priv *pmlmepriv)
1008 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
1009 struct __queue *scan_queue = &pmlmepriv->scanned_queue;
1010 struct list_head *plist, *phead, *ptemp;
1012 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n"));
1013 spin_lock_bh(&scan_queue->lock);
1014 spin_lock_bh(&free_queue->lock);
1016 phead = get_list_head(scan_queue);
1017 plist = get_next(phead);
1019 while (plist != phead) {
1020 ptemp = get_next(plist);
1021 list_del_init(plist);
1022 list_add_tail(plist, &free_queue->queue);
1024 pmlmepriv->num_of_scanned--;
1027 spin_unlock_bh(&free_queue->lock);
1028 spin_unlock_bh(&scan_queue->lock);
1031 static void rtw_reset_rx_info(struct debug_priv *pdbgpriv)
1033 pdbgpriv->dbg_rx_ampdu_drop_count = 0;
1034 pdbgpriv->dbg_rx_ampdu_forced_indicate_count = 0;
1035 pdbgpriv->dbg_rx_ampdu_loss_count = 0;
1036 pdbgpriv->dbg_rx_dup_mgt_frame_drop_count = 0;
1037 pdbgpriv->dbg_rx_ampdu_window_shift_cnt = 0;
1040 static void find_network(struct adapter *adapter)
1042 struct wlan_network *pwlan = NULL;
1043 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1044 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
1046 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1048 pwlan->fixed = false;
1050 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_assoc_resources : pwlan == NULL\n\n"));
1053 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) &&
1054 (adapter->stapriv.asoc_sta_count == 1))
1055 rtw_free_network_nolock(adapter, pwlan);
1059 *rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock
1061 void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue)
1063 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1064 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
1065 struct sta_priv *pstapriv = &adapter->stapriv;
1066 struct dvobj_priv *psdpriv = adapter->dvobj;
1067 struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1069 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources\n"));
1070 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("tgt_network->network.MacAddress ="MAC_FMT" ssid =%s\n",
1071 MAC_ARG(tgt_network->network.MacAddress), tgt_network->network.Ssid.Ssid));
1073 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) {
1074 struct sta_info *psta;
1076 psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress);
1077 spin_lock_bh(&(pstapriv->sta_hash_lock));
1078 rtw_free_stainfo(adapter, psta);
1080 spin_unlock_bh(&(pstapriv->sta_hash_lock));
1084 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) {
1085 struct sta_info *psta;
1087 rtw_free_all_stainfo(adapter);
1089 psta = rtw_get_bcmc_stainfo(adapter);
1090 rtw_free_stainfo(adapter, psta);
1092 rtw_init_bcmc_stainfo(adapter);
1095 find_network(adapter);
1097 if (lock_scanned_queue)
1098 adapter->securitypriv.key_mask = 0;
1100 rtw_reset_rx_info(pdbgpriv);
1104 *rtw_indicate_connect: the caller has to lock pmlmepriv->lock
1106 void rtw_indicate_connect(struct adapter *padapter)
1108 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1110 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n"));
1112 pmlmepriv->to_join = false;
1114 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
1116 set_fwstate(pmlmepriv, _FW_LINKED);
1118 rtw_os_indicate_connect(padapter);
1121 rtw_set_to_roam(padapter, 0);
1122 #ifdef CONFIG_INTEL_WIDI
1123 if (padapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
1124 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
1125 intel_widi_wk_cmd(padapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
1126 DBG_871X("change to widi listen\n");
1128 #endif /* CONFIG_INTEL_WIDI */
1130 rtw_set_scan_deny(padapter, 3000);
1132 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect: fw_state = 0x%08x\n", get_fwstate(pmlmepriv)));
1136 *rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock
1138 void rtw_indicate_disconnect(struct adapter *padapter)
1140 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1142 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n"));
1144 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS);
1146 /* DBG_871X("clear wps when %s\n", __func__); */
1148 if (rtw_to_roam(padapter) > 0)
1149 _clr_fwstate_(pmlmepriv, _FW_LINKED);
1151 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)
1152 || (rtw_to_roam(padapter) <= 0)
1154 rtw_os_indicate_disconnect(padapter);
1156 /* set ips_deny_time to avoid enter IPS before LPS leave */
1157 rtw_set_ips_deny(padapter, 3000);
1159 _clr_fwstate_(pmlmepriv, _FW_LINKED);
1161 rtw_clear_scan_deny(padapter);
1164 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
1167 inline void rtw_indicate_scan_done(struct adapter *padapter, bool aborted)
1169 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1171 rtw_os_indicate_scan_done(padapter, aborted);
1173 if (is_primary_adapter(padapter) &&
1174 (!adapter_to_pwrctl(padapter)->bInSuspend) &&
1175 (!check_fwstate(&padapter->mlmepriv,
1176 WIFI_ASOC_STATE|WIFI_UNDER_LINKING))) {
1177 struct pwrctrl_priv *pwrpriv;
1179 pwrpriv = adapter_to_pwrctl(padapter);
1180 rtw_set_ips_deny(padapter, 0);
1181 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 1);
1185 void rtw_scan_abort(struct adapter *adapter)
1187 unsigned long start;
1188 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1189 struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
1192 pmlmeext->scan_abort = true;
1193 while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)
1194 && jiffies_to_msecs(start) <= 200) {
1196 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1199 DBG_871X(FUNC_NDEV_FMT"fw_state = _FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1203 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
1204 if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved)
1205 DBG_871X(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1206 rtw_indicate_scan_done(adapter, true);
1208 pmlmeext->scan_abort = false;
1211 static struct sta_info *rtw_joinbss_update_stainfo(struct adapter *padapter, struct wlan_network *pnetwork)
1214 struct sta_info *bmc_sta, *psta = NULL;
1215 struct recv_reorder_ctrl *preorder_ctrl;
1216 struct sta_priv *pstapriv = &padapter->stapriv;
1217 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1219 psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
1221 psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
1224 if (psta) { /* update ptarget_sta */
1226 DBG_871X("%s\n", __func__);
1228 psta->aid = pnetwork->join_res;
1230 update_sta_info(padapter, psta);
1232 /* update station supportRate */
1233 psta->bssratelen = rtw_get_rateset_len(pnetwork->network.SupportedRates);
1234 memcpy(psta->bssrateset, pnetwork->network.SupportedRates, psta->bssratelen);
1235 rtw_hal_update_sta_rate_mask(padapter, psta);
1237 psta->wireless_mode = pmlmeext->cur_wireless_mode;
1238 psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
1242 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
1244 /* security related */
1245 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
1246 padapter->securitypriv.binstallGrpkey = false;
1247 padapter->securitypriv.busetkipkey = false;
1248 padapter->securitypriv.bgrpkey_handshake = false;
1250 psta->ieee8021x_blocked = true;
1251 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
1253 memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof(union Keytype));
1255 memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof(union Keytype));
1256 memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof(union Keytype));
1258 memset((u8 *)&psta->dot11txpn, 0, sizeof(union pn48));
1259 psta->dot11txpn.val = psta->dot11txpn.val + 1;
1260 memset((u8 *)&psta->dot11wtxpn, 0, sizeof(union pn48));
1261 memset((u8 *)&psta->dot11rxpn, 0, sizeof(union pn48));
1264 /* Commented by Albert 2012/07/21 */
1265 /* When doing the WPS, the wps_ie_len won't equal to 0 */
1266 /* And the Wi-Fi driver shouldn't allow the data packet to be transmitted. */
1267 if (padapter->securitypriv.wps_ie_len != 0) {
1268 psta->ieee8021x_blocked = true;
1269 padapter->securitypriv.wps_ie_len = 0;
1273 /* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info */
1274 /* if A-MPDU Rx is enabled, resetting rx_ordering_ctrl wstart_b(indicate_seq) to default value = 0xffff */
1275 /* todo: check if AP can send A-MPDU packets */
1276 for (i = 0; i < 16 ; i++) {
1277 /* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
1278 preorder_ctrl = &psta->recvreorder_ctrl[i];
1279 preorder_ctrl->enable = false;
1280 preorder_ctrl->indicate_seq = 0xffff;
1282 DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
1283 preorder_ctrl->indicate_seq);
1285 preorder_ctrl->wend_b = 0xffff;
1286 preorder_ctrl->wsize_b = 64;/* max_ampdu_sz;ex. 32(kbytes) -> wsize_b =32 */
1290 bmc_sta = rtw_get_bcmc_stainfo(padapter);
1292 for (i = 0; i < 16 ; i++) {
1293 /* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
1294 preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
1295 preorder_ctrl->enable = false;
1296 preorder_ctrl->indicate_seq = 0xffff;
1298 DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
1299 preorder_ctrl->indicate_seq);
1301 preorder_ctrl->wend_b = 0xffff;
1302 preorder_ctrl->wsize_b = 64;/* max_ampdu_sz;ex. 32(kbytes) -> wsize_b =32 */
1311 /* pnetwork : returns from rtw_joinbss_event_callback */
1312 /* ptarget_wlan: found from scanned_queue */
1313 static void rtw_joinbss_update_network(struct adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network *pnetwork)
1315 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1316 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1318 DBG_871X("%s\n", __func__);
1320 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\nfw_state:%x, BSSID:"MAC_FMT"\n"
1321 , get_fwstate(pmlmepriv), MAC_ARG(pnetwork->network.MacAddress)));
1324 /* why not use ptarget_wlan?? */
1325 memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length);
1326 /* some IEs in pnetwork is wrong, so we should use ptarget_wlan IEs */
1327 cur_network->network.IELength = ptarget_wlan->network.IELength;
1328 memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
1330 cur_network->aid = pnetwork->join_res;
1333 rtw_set_signal_stat_timer(&padapter->recvpriv);
1335 padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
1336 padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
1337 /* the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled) */
1338 padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
1339 #if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
1340 DBG_871X(FUNC_ADPT_FMT" signal_strength:%3u, rssi:%3d, signal_qual:%3u"
1342 , FUNC_ADPT_ARG(padapter)
1343 , padapter->recvpriv.signal_strength
1344 , padapter->recvpriv.rssi
1345 , padapter->recvpriv.signal_qual
1349 rtw_set_signal_stat_timer(&padapter->recvpriv);
1351 /* update fw_state will clr _FW_UNDER_LINKING here indirectly */
1352 switch (pnetwork->network.InfrastructureMode) {
1353 case Ndis802_11Infrastructure:
1355 if (pmlmepriv->fw_state&WIFI_UNDER_WPS)
1356 pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS;
1358 pmlmepriv->fw_state = WIFI_STATION_STATE;
1361 case Ndis802_11IBSS:
1362 pmlmepriv->fw_state = WIFI_ADHOC_STATE;
1365 pmlmepriv->fw_state = WIFI_NULL_STATE;
1366 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Invalid network_mode\n"));
1370 rtw_update_protection(padapter, (cur_network->network.IEs) + sizeof(struct ndis_802_11_fix_ie),
1371 (cur_network->network.IELength));
1373 rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength, (u8) cur_network->network.Configuration.DSConfig);
1376 /* Notes: the function could be > passive_level (the same context as Rx tasklet) */
1377 /* pnetwork : returns from rtw_joinbss_event_callback */
1378 /* ptarget_wlan: found from scanned_queue */
1379 /* if join_res > 0, for (fw_state ==WIFI_STATION_STATE), we check if "ptarget_sta" & "ptarget_wlan" exist. */
1380 /* if join_res > 0, for (fw_state ==WIFI_ADHOC_STATE), we only check if "ptarget_wlan" exist. */
1381 /* if join_res > 0, update "cur_network->network" from "pnetwork->network" if (ptarget_wlan != NULL). */
1384 void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf)
1388 struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL;
1389 struct sta_priv *pstapriv = &adapter->stapriv;
1390 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1391 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1392 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1393 struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL;
1394 unsigned int the_same_macaddr = false;
1396 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("joinbss event call back received with res =%d\n", pnetwork->join_res));
1398 rtw_get_encrypt_decrypt_from_registrypriv(adapter);
1401 if (pmlmepriv->assoc_ssid.SsidLength == 0) {
1402 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@ joinbss event call back for Any SSid\n"));
1404 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@ rtw_joinbss_event_callback for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
1407 the_same_macaddr = !memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN);
1409 pnetwork->network.Length = get_wlan_bssid_ex_sz(&pnetwork->network);
1410 if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) {
1411 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n"));
1415 spin_lock_bh(&pmlmepriv->lock);
1417 pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
1418 pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
1420 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n rtw_joinbss_event_callback !! spin_lock_irqsave\n"));
1422 if (pnetwork->join_res > 0) {
1423 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1425 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
1426 /* s1. find ptarget_wlan */
1427 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1428 if (the_same_macaddr == true) {
1429 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1431 pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1433 pcur_wlan->fixed = false;
1435 pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
1437 rtw_free_stainfo(adapter, pcur_sta);
1439 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
1440 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1442 ptarget_wlan->fixed = true;
1447 ptarget_wlan = _rtw_find_same_network(&pmlmepriv->scanned_queue, pnetwork);
1448 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1450 ptarget_wlan->fixed = true;
1454 /* s2. update cur_network */
1456 rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork);
1458 DBG_871X_LEVEL(_drv_always_, "Can't find ptarget_wlan when joinbss_event callback\n");
1459 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1460 goto ignore_joinbss_callback;
1464 /* s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode */
1465 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1466 ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
1467 if (ptarget_sta == NULL) {
1468 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't update stainfo when joinbss_event callback\n"));
1469 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1470 goto ignore_joinbss_callback;
1474 /* s4. indicate connect */
1475 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1476 pmlmepriv->cur_network_scanned = ptarget_wlan;
1477 rtw_indicate_connect(adapter);
1479 /* adhoc mode will rtw_indicate_connect when rtw_stassoc_event_callback */
1480 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv)));
1484 /* s5. Cancel assoc_timer */
1485 _cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled);
1487 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("Cancel assoc_timer\n"));
1490 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_joinbss_event_callback err: fw_state:%x", get_fwstate(pmlmepriv)));
1491 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1492 goto ignore_joinbss_callback;
1495 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1497 } else if (pnetwork->join_res == -4) {
1498 rtw_reset_securitypriv(adapter);
1499 _set_timer(&pmlmepriv->assoc_timer, 1);
1501 /* rtw_free_assoc_resources(adapter, 1); */
1503 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == true) {
1504 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("fail! clear _FW_UNDER_LINKING ^^^fw_state =%x\n", get_fwstate(pmlmepriv)));
1505 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1508 } else{/* if join_res < 0 (join fails), then try again */
1513 res = rtw_select_and_join_from_scanned_queue(pmlmepriv);
1514 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_select_and_join_from_scanned_queue again! res:%d\n", res));
1517 if (res == _SUCCESS) {
1518 /* extend time of assoc_timer */
1519 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
1521 } else if (res == 2) {/* there is no need to wait for join */
1522 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1523 rtw_indicate_connect(adapter);
1525 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Set Assoc_Timer = 1; can't find match ssid in scanned_q\n"));
1528 _set_timer(&pmlmepriv->assoc_timer, 1);
1529 /* rtw_free_assoc_resources(adapter, 1); */
1530 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1538 ignore_joinbss_callback:
1540 spin_unlock_bh(&pmlmepriv->lock);
1543 void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf)
1545 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1547 mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
1549 rtw_os_xmit_schedule(adapter);
1552 /* FOR STA, AP , AD-HOC mode */
1553 void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta, u32 mstatus)
1555 u16 media_status_rpt;
1560 media_status_rpt = (u16)((psta->mac_id<<8)|mstatus); /* MACID|OPMODE:1 connect */
1561 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status_rpt);
1564 void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf)
1566 struct sta_info *psta;
1567 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1568 struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf;
1569 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1570 struct wlan_network *ptarget_wlan = NULL;
1572 if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false)
1575 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1576 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1578 u8 *passoc_req = NULL;
1579 u32 assoc_req_len = 0;
1581 rtw_sta_media_status_rpt(adapter, psta, 1);
1583 #ifndef CONFIG_AUTO_AP_MODE
1585 ap_sta_info_defer_update(adapter, psta);
1587 /* report to upper layer */
1588 DBG_871X("indicate_sta_assoc_event to upper layer - hostapd\n");
1589 spin_lock_bh(&psta->lock);
1590 if (psta->passoc_req && psta->assoc_req_len > 0) {
1591 passoc_req = rtw_zmalloc(psta->assoc_req_len);
1593 assoc_req_len = psta->assoc_req_len;
1594 memcpy(passoc_req, psta->passoc_req, assoc_req_len);
1596 kfree(psta->passoc_req);
1597 psta->passoc_req = NULL;
1598 psta->assoc_req_len = 0;
1601 spin_unlock_bh(&psta->lock);
1603 if (passoc_req && assoc_req_len > 0) {
1604 rtw_cfg80211_indicate_sta_assoc(adapter, passoc_req, assoc_req_len);
1608 #endif /* CONFIG_AUTO_AP_MODE */
1613 /* for AD-HOC mode */
1614 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1616 /* the sta have been in sta_info_queue => do nothing */
1618 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue\n"));
1620 return; /* between drv has received this event before and fw have not yet to set key to CAM_ENTRY) */
1623 psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
1625 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't alloc sta_info when rtw_stassoc_event_callback\n"));
1629 /* to do : init sta_info variable */
1630 psta->qos_option = 0;
1631 psta->mac_id = (uint)pstassoc->cam_id;
1632 /* psta->aid = (uint)pstassoc->cam_id; */
1633 DBG_871X("%s\n", __func__);
1634 /* for ad-hoc mode */
1635 rtw_hal_set_odm_var(adapter, HAL_ODM_STA_INFO, psta, true);
1637 rtw_sta_media_status_rpt(adapter, psta, 1);
1639 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
1640 psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
1643 psta->ieee8021x_blocked = false;
1645 spin_lock_bh(&pmlmepriv->lock);
1647 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
1648 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
1649 if (adapter->stapriv.asoc_sta_count == 2) {
1650 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1651 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1652 pmlmepriv->cur_network_scanned = ptarget_wlan;
1654 ptarget_wlan->fixed = true;
1655 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1656 /* a sta + bc/mc_stainfo (not Ibss_stainfo) */
1657 rtw_indicate_connect(adapter);
1661 spin_unlock_bh(&pmlmepriv->lock);
1664 mlmeext_sta_add_event_callback(adapter, psta);
1667 void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf)
1670 struct sta_info *psta;
1671 struct wlan_network *pwlan = NULL;
1672 struct wlan_bssid_ex *pdev_network = NULL;
1674 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1675 struct stadel_event *pstadel = (struct stadel_event *)pbuf;
1676 struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
1677 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1678 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1680 psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
1682 mac_id = psta->mac_id;
1684 mac_id = pstadel->mac_id;
1686 DBG_871X("%s(mac_id =%d) =" MAC_FMT "\n", __func__, mac_id, MAC_ARG(pstadel->macaddr));
1690 media_status = (mac_id<<8)|0; /* MACID|OPMODE:0 means disconnect */
1691 /* for STA, AP, ADHOC mode, report disconnect stauts to FW */
1692 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
1695 /* if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) */
1696 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
1700 mlmeext_sta_del_event_callback(adapter);
1702 spin_lock_bh(&pmlmepriv->lock);
1704 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1705 u16 reason = *((unsigned short *)(pstadel->rsvd));
1707 struct wlan_network *roam_target = NULL;
1709 if (adapter->registrypriv.wifi_spec == 1) {
1711 } else if (reason == WLAN_REASON_EXPIRATION_CHK && rtw_chk_roam_flags(adapter, RTW_ROAM_ON_EXPIRED)) {
1713 } else if (reason == WLAN_REASON_ACTIVE_ROAM && rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1715 roam_target = pmlmepriv->roam_network;
1717 #ifdef CONFIG_INTEL_WIDI
1718 else if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_CONNECTED) {
1721 #endif /* CONFIG_INTEL_WIDI */
1724 if (rtw_to_roam(adapter) > 0)
1725 rtw_dec_to_roam(adapter); /* this stadel_event is caused by roaming, decrease to_roam */
1726 else if (rtw_to_roam(adapter) == 0)
1727 rtw_set_to_roam(adapter, adapter->registrypriv.max_roaming_times);
1729 rtw_set_to_roam(adapter, 0);
1732 rtw_free_uc_swdec_pending_queue(adapter);
1734 rtw_free_assoc_resources(adapter, 1);
1735 rtw_indicate_disconnect(adapter);
1737 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1738 /* remove the network entry in scanned_queue */
1739 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1741 pwlan->fixed = false;
1742 rtw_free_network_nolock(adapter, pwlan);
1744 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1746 #ifdef CONFIG_INTEL_WIDI
1747 if (!rtw_to_roam(adapter))
1748 process_intel_widi_disconnect(adapter, 1);
1749 #endif /* CONFIG_INTEL_WIDI */
1751 _rtw_roaming(adapter, roam_target);
1754 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
1755 check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1757 rtw_free_stainfo(adapter, psta);
1759 if (adapter->stapriv.asoc_sta_count == 1) {/* a sta + bc/mc_stainfo (not Ibss_stainfo) */
1760 /* rtw_indicate_disconnect(adapter);removed@20091105 */
1761 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1762 /* free old ibss network */
1763 /* pwlan = rtw_find_network(&pmlmepriv->scanned_queue, pstadel->macaddr); */
1764 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1766 pwlan->fixed = false;
1767 rtw_free_network_nolock(adapter, pwlan);
1769 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1770 /* re-create ibss */
1771 pdev_network = &(adapter->registrypriv.dev_network);
1772 pibss = adapter->registrypriv.dev_network.MacAddress;
1774 memcpy(pdev_network, &tgt_network->network, get_wlan_bssid_ex_sz(&tgt_network->network));
1776 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
1778 rtw_update_registrypriv_dev_network(adapter);
1780 rtw_generate_random_ibss(pibss);
1782 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1783 set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
1784 _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
1787 if (rtw_createbss_cmd(adapter) != _SUCCESS) {
1789 RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("***Error =>stadel_event_callback: rtw_createbss_cmd status FAIL***\n "));
1798 spin_unlock_bh(&pmlmepriv->lock);
1801 void rtw_cpwm_event_callback(struct adapter *padapter, u8 *pbuf)
1803 struct reportpwrstate_parm *preportpwrstate;
1805 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_cpwm_event_callback !!!\n"));
1806 preportpwrstate = (struct reportpwrstate_parm *)pbuf;
1807 preportpwrstate->state |= (u8)(adapter_to_pwrctl(padapter)->cpwm_tog + 0x80);
1808 cpwm_int_hdl(padapter, preportpwrstate);
1812 void rtw_wmm_event_callback(struct adapter *padapter, u8 *pbuf)
1814 WMMOnAssocRsp(padapter);
1818 * _rtw_join_timeout_handler - Timeout/failure handler for CMD JoinBss
1819 * @adapter: pointer to struct adapter structure
1821 void _rtw_join_timeout_handler (struct adapter *adapter)
1823 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1825 DBG_871X("%s, fw_state =%x\n", __func__, get_fwstate(pmlmepriv));
1827 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1830 spin_lock_bh(&pmlmepriv->lock);
1832 if (rtw_to_roam(adapter) > 0) { /* join timeout caused by roaming */
1834 rtw_dec_to_roam(adapter);
1835 if (rtw_to_roam(adapter) != 0) { /* try another */
1837 DBG_871X("%s try another roaming\n", __func__);
1838 do_join_r = rtw_do_join(adapter);
1839 if (_SUCCESS != do_join_r) {
1840 DBG_871X("%s roaming do_join return %d\n", __func__, do_join_r);
1845 #ifdef CONFIG_INTEL_WIDI
1846 if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
1847 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
1848 intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
1849 DBG_871X("change to widi listen\n");
1851 #endif /* CONFIG_INTEL_WIDI */
1852 DBG_871X("%s We've try roaming but fail\n", __func__);
1853 rtw_indicate_disconnect(adapter);
1859 rtw_indicate_disconnect(adapter);
1860 free_scanqueue(pmlmepriv);/* */
1862 /* indicate disconnect for the case that join_timeout and check_fwstate != FW_LINKED */
1863 rtw_cfg80211_indicate_disconnect(adapter);
1867 spin_unlock_bh(&pmlmepriv->lock);
1871 * rtw_scan_timeout_handler - Timeout/Failure handler for CMD SiteSurvey
1872 * @adapter: pointer to struct adapter structure
1874 void rtw_scan_timeout_handler (struct adapter *adapter)
1876 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1878 DBG_871X(FUNC_ADPT_FMT" fw_state =%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv));
1880 spin_lock_bh(&pmlmepriv->lock);
1882 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1884 spin_unlock_bh(&pmlmepriv->lock);
1886 rtw_indicate_scan_done(adapter, true);
1889 void rtw_mlme_reset_auto_scan_int(struct adapter *adapter)
1891 struct mlme_priv *mlme = &adapter->mlmepriv;
1892 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1893 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1895 if (pmlmeinfo->VHT_enable) /* disable auto scan when connect to 11AC AP */
1896 mlme->auto_scan_int_ms = 0;
1897 else if (adapter->registrypriv.wifi_spec && is_client_associated_to_ap(adapter) == true)
1898 mlme->auto_scan_int_ms = 60*1000;
1899 else if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1900 if (check_fwstate(mlme, WIFI_STATION_STATE) && check_fwstate(mlme, _FW_LINKED))
1901 mlme->auto_scan_int_ms = mlme->roam_scan_int_ms;
1903 mlme->auto_scan_int_ms = 0; /* disabled */
1908 static void rtw_auto_scan_handler(struct adapter *padapter)
1910 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1912 rtw_mlme_reset_auto_scan_int(padapter);
1914 if (pmlmepriv->auto_scan_int_ms != 0
1915 && jiffies_to_msecs(jiffies - pmlmepriv->scan_start_time) > pmlmepriv->auto_scan_int_ms) {
1917 if (!padapter->registrypriv.wifi_spec) {
1918 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) {
1919 DBG_871X(FUNC_ADPT_FMT" _FW_UNDER_SURVEY|_FW_UNDER_LINKING\n", FUNC_ADPT_ARG(padapter));
1923 if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) {
1924 DBG_871X(FUNC_ADPT_FMT" exit BusyTraffic\n", FUNC_ADPT_ARG(padapter));
1929 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1931 rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
1938 void rtw_dynamic_check_timer_handlder(struct adapter *adapter)
1943 if (adapter->hw_init_completed == false)
1946 if ((adapter->bDriverStopped == true) || (adapter->bSurpriseRemoved == true))
1949 if (adapter->net_closed == true)
1952 if (is_primary_adapter(adapter))
1953 DBG_871X("IsBtDisabled =%d, IsBtControlLps =%d\n", rtw_btcoex_IsBtDisabled(adapter), rtw_btcoex_IsBtControlLps(adapter));
1955 if ((adapter_to_pwrctl(adapter)->bFwCurrentInPSMode == true)
1956 && (rtw_btcoex_IsBtControlLps(adapter) == false)
1960 linked_status_chk(adapter);
1962 bEnterPS = traffic_status_watchdog(adapter, 1);
1964 /* rtw_lps_ctrl_wk_cmd(adapter, LPS_CTRL_ENTER, 1); */
1965 rtw_hal_dm_watchdog_in_lps(adapter);
1967 /* call rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 1) in traffic_status_watchdog() */
1971 if (is_primary_adapter(adapter)) {
1972 rtw_dynamic_chk_wk_cmd(adapter);
1976 /* auto site survey */
1977 rtw_auto_scan_handler(adapter);
1981 inline bool rtw_is_scan_deny(struct adapter *adapter)
1983 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1984 return (atomic_read(&mlmepriv->set_scan_deny) != 0) ? true : false;
1987 inline void rtw_clear_scan_deny(struct adapter *adapter)
1989 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1990 atomic_set(&mlmepriv->set_scan_deny, 0);
1992 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
1995 void rtw_set_scan_deny_timer_hdl(struct adapter *adapter)
1997 rtw_clear_scan_deny(adapter);
2000 void rtw_set_scan_deny(struct adapter *adapter, u32 ms)
2002 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
2004 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
2005 atomic_set(&mlmepriv->set_scan_deny, 1);
2006 _set_timer(&mlmepriv->set_scan_deny_timer, ms);
2010 * Select a new roaming candidate from the original @param candidate and @param competitor
2011 * @return true: candidate is updated
2012 * @return false: candidate is not updated
2014 static int rtw_check_roaming_candidate(struct mlme_priv *mlme
2015 , struct wlan_network **candidate, struct wlan_network *competitor)
2017 int updated = false;
2018 struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
2020 if (is_same_ess(&competitor->network, &mlme->cur_network.network) == false)
2023 if (rtw_is_desired_network(adapter, competitor) == false)
2026 DBG_871X("roam candidate:%s %s("MAC_FMT", ch%3u) rssi:%d, age:%5d\n",
2027 (competitor == mlme->cur_network_scanned)?"*":" ",
2028 competitor->network.Ssid.Ssid,
2029 MAC_ARG(competitor->network.MacAddress),
2030 competitor->network.Configuration.DSConfig,
2031 (int)competitor->network.Rssi,
2032 jiffies_to_msecs(jiffies - competitor->last_scanned)
2035 /* got specific addr to roam */
2036 if (!is_zero_mac_addr(mlme->roam_tgt_addr)) {
2037 if (!memcmp(mlme->roam_tgt_addr, competitor->network.MacAddress, ETH_ALEN))
2042 if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms)
2045 if (competitor->network.Rssi - mlme->cur_network_scanned->network.Rssi < mlme->roam_rssi_diff_th)
2048 if (*candidate != NULL && (*candidate)->network.Rssi >= competitor->network.Rssi)
2052 *candidate = competitor;
2059 int rtw_select_roaming_candidate(struct mlme_priv *mlme)
2062 struct list_head *phead;
2063 struct adapter *adapter;
2064 struct __queue *queue = &(mlme->scanned_queue);
2065 struct wlan_network *pnetwork = NULL;
2066 struct wlan_network *candidate = NULL;
2068 if (mlme->cur_network_scanned == NULL) {
2073 spin_lock_bh(&(mlme->scanned_queue.lock));
2074 phead = get_list_head(queue);
2075 adapter = (struct adapter *)mlme->nic_hdl;
2077 mlme->pscanned = get_next(phead);
2079 while (phead != mlme->pscanned) {
2081 pnetwork = LIST_CONTAINOR(mlme->pscanned, struct wlan_network, list);
2082 if (pnetwork == NULL) {
2083 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __func__));
2088 mlme->pscanned = get_next(mlme->pscanned);
2090 DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
2091 , pnetwork->network.Ssid.Ssid
2092 , MAC_ARG(pnetwork->network.MacAddress)
2093 , pnetwork->network.Configuration.DSConfig
2094 , (int)pnetwork->network.Rssi);
2096 rtw_check_roaming_candidate(mlme, &candidate, pnetwork);
2100 if (candidate == NULL) {
2101 DBG_871X("%s: return _FAIL(candidate == NULL)\n", __func__);
2105 DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
2106 candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
2107 candidate->network.Configuration.DSConfig);
2109 mlme->roam_network = candidate;
2111 if (!memcmp(candidate->network.MacAddress, mlme->roam_tgt_addr, ETH_ALEN))
2112 memset(mlme->roam_tgt_addr, 0, ETH_ALEN);
2117 spin_unlock_bh(&(mlme->scanned_queue.lock));
2123 * Select a new join candidate from the original @param candidate and @param competitor
2124 * @return true: candidate is updated
2125 * @return false: candidate is not updated
2127 static int rtw_check_join_candidate(struct mlme_priv *mlme
2128 , struct wlan_network **candidate, struct wlan_network *competitor)
2130 int updated = false;
2131 struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
2134 /* check bssid, if needed */
2135 if (mlme->assoc_by_bssid == true) {
2136 if (memcmp(competitor->network.MacAddress, mlme->assoc_bssid, ETH_ALEN))
2140 /* check ssid, if needed */
2141 if (mlme->assoc_ssid.Ssid[0] && mlme->assoc_ssid.SsidLength) {
2142 if (competitor->network.Ssid.SsidLength != mlme->assoc_ssid.SsidLength
2143 || memcmp(competitor->network.Ssid.Ssid, mlme->assoc_ssid.Ssid, mlme->assoc_ssid.SsidLength)
2148 if (rtw_is_desired_network(adapter, competitor) == false)
2151 if (rtw_to_roam(adapter) > 0) {
2152 if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms
2153 || is_same_ess(&competitor->network, &mlme->cur_network.network) == false
2158 if (*candidate == NULL || (*candidate)->network.Rssi < competitor->network.Rssi) {
2159 *candidate = competitor;
2164 DBG_871X("[by_bssid:%u][assoc_ssid:%s]"
2166 "new candidate: %s("MAC_FMT", ch%u) rssi:%d\n",
2167 mlme->assoc_by_bssid,
2168 mlme->assoc_ssid.Ssid,
2169 rtw_to_roam(adapter),
2170 (*candidate)->network.Ssid.Ssid,
2171 MAC_ARG((*candidate)->network.MacAddress),
2172 (*candidate)->network.Configuration.DSConfig,
2173 (int)(*candidate)->network.Rssi
2183 The caller of the sub-routine will be in critical section...
2185 The caller must hold the following spinlock
2192 int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv)
2195 struct list_head *phead;
2196 struct adapter *adapter;
2197 struct __queue *queue = &(pmlmepriv->scanned_queue);
2198 struct wlan_network *pnetwork = NULL;
2199 struct wlan_network *candidate = NULL;
2201 adapter = (struct adapter *)pmlmepriv->nic_hdl;
2203 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
2205 if (pmlmepriv->roam_network) {
2206 candidate = pmlmepriv->roam_network;
2207 pmlmepriv->roam_network = NULL;
2208 goto candidate_exist;
2211 phead = get_list_head(queue);
2212 pmlmepriv->pscanned = get_next(phead);
2214 while (phead != pmlmepriv->pscanned) {
2216 pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list);
2217 if (pnetwork == NULL) {
2218 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __func__));
2223 pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
2225 DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
2226 , pnetwork->network.Ssid.Ssid
2227 , MAC_ARG(pnetwork->network.MacAddress)
2228 , pnetwork->network.Configuration.DSConfig
2229 , (int)pnetwork->network.Rssi);
2231 rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
2235 if (candidate == NULL) {
2236 DBG_871X("%s: return _FAIL(candidate == NULL)\n", __func__);
2237 #ifdef CONFIG_WOWLAN
2238 _clr_fwstate_(pmlmepriv, _FW_LINKED|_FW_UNDER_LINKING);
2243 DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
2244 candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
2245 candidate->network.Configuration.DSConfig);
2246 goto candidate_exist;
2251 /* check for situation of _FW_LINKED */
2252 if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
2253 DBG_871X("%s: _FW_LINKED while ask_for_joinbss!!!\n", __func__);
2255 rtw_disassoc_cmd(adapter, 0, true);
2256 rtw_indicate_disconnect(adapter);
2257 rtw_free_assoc_resources(adapter, 0);
2260 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
2261 ret = rtw_joinbss_cmd(adapter, candidate);
2264 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
2268 sint rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv)
2270 struct cmd_obj *pcmd;
2271 struct setauth_parm *psetauthparm;
2272 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
2273 sint res = _SUCCESS;
2275 pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
2277 res = _FAIL; /* try again */
2281 psetauthparm = (struct setauth_parm *)rtw_zmalloc(sizeof(struct setauth_parm));
2282 if (psetauthparm == NULL) {
2283 kfree((unsigned char *)pcmd);
2288 memset(psetauthparm, 0, sizeof(struct setauth_parm));
2289 psetauthparm->mode = (unsigned char)psecuritypriv->dot11AuthAlgrthm;
2291 pcmd->cmdcode = _SetAuth_CMD_;
2292 pcmd->parmbuf = (unsigned char *)psetauthparm;
2293 pcmd->cmdsz = (sizeof(struct setauth_parm));
2298 INIT_LIST_HEAD(&pcmd->list);
2300 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("after enqueue set_auth_cmd, auth_mode =%x\n", psecuritypriv->dot11AuthAlgrthm));
2302 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
2308 sint rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, sint keyid, u8 set_tx, bool enqueue)
2311 struct cmd_obj *pcmd;
2312 struct setkey_parm *psetkeyparm;
2313 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
2314 sint res = _SUCCESS;
2316 psetkeyparm = (struct setkey_parm *)rtw_zmalloc(sizeof(struct setkey_parm));
2317 if (psetkeyparm == NULL) {
2321 memset(psetkeyparm, 0, sizeof(struct setkey_parm));
2323 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
2324 psetkeyparm->algorithm = (unsigned char)psecuritypriv->dot118021XGrpPrivacy;
2325 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =(unsigned char)psecuritypriv->dot118021XGrpPrivacy =%d\n", psetkeyparm->algorithm));
2327 psetkeyparm->algorithm = (u8)psecuritypriv->dot11PrivacyAlgrthm;
2328 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =(u8)psecuritypriv->dot11PrivacyAlgrthm =%d\n", psetkeyparm->algorithm));
2331 psetkeyparm->keyid = (u8)keyid;/* 0~3 */
2332 psetkeyparm->set_tx = set_tx;
2333 if (is_wep_enc(psetkeyparm->algorithm))
2334 adapter->securitypriv.key_mask |= BIT(psetkeyparm->keyid);
2336 DBG_871X("==> rtw_set_key algorithm(%x), keyid(%x), key_mask(%x)\n", psetkeyparm->algorithm, psetkeyparm->keyid, adapter->securitypriv.key_mask);
2337 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =%d psetkeyparm->keyid =(u8)keyid =%d\n", psetkeyparm->algorithm, keyid));
2339 switch (psetkeyparm->algorithm) {
2343 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
2347 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
2351 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
2352 psetkeyparm->grpkey = 1;
2356 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
2357 psetkeyparm->grpkey = 1;
2360 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));
2362 kfree((unsigned char *)psetkeyparm);
2368 pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
2370 kfree((unsigned char *)psetkeyparm);
2371 res = _FAIL; /* try again */
2375 pcmd->cmdcode = _SetKey_CMD_;
2376 pcmd->parmbuf = (u8 *)psetkeyparm;
2377 pcmd->cmdsz = (sizeof(struct setkey_parm));
2381 INIT_LIST_HEAD(&pcmd->list);
2383 /* sema_init(&(pcmd->cmd_sem), 0); */
2385 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
2387 setkey_hdl(adapter, (u8 *)psetkeyparm);
2388 kfree((u8 *) psetkeyparm);
2394 /* adjust IEs for rtw_joinbss_cmd in WMM */
2395 int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
2397 unsigned int ielength = 0;
2400 i = 12; /* after the fixed IE */
2401 while (i < in_len) {
2402 ielength = initial_out_len;
2404 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 */
2405 for (j = i; j < i + 9; j++) {
2406 out_ie[ielength] = in_ie[j];
2409 out_ie[initial_out_len + 1] = 0x07;
2410 out_ie[initial_out_len + 6] = 0x00;
2411 out_ie[initial_out_len + 8] = 0x00;
2416 i += (in_ie[i+1]+2); /* to the next IE element */
2425 /* Ported from 8185: IsInPreAuthKeyList(). (Renamed from SecIsInPreAuthKeyList(), 2006-10-13.) */
2426 /* Added by Annie, 2006-05-07. */
2428 /* Search by BSSID, */
2430 /* -1 :if there is no pre-auth key in the table */
2431 /* >= 0 :if there is pre-auth key, and return the entry id */
2435 static int SecIsInPMKIDList(struct adapter *Adapter, u8 *bssid)
2437 struct security_priv *psecuritypriv = &Adapter->securitypriv;
2441 if ((psecuritypriv->PMKIDList[i].bUsed) &&
2442 (!memcmp(psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN))) {
2449 } while (i < NUM_PMKID_CACHE);
2451 if (i == NUM_PMKID_CACHE) {
2452 i = -1;/* Could not find. */
2454 /* There is one Pre-Authentication Key for the specific BSSID. */
2462 /* Check the RSN IE length */
2463 /* If the RSN IE length <= 20, the RSN IE didn't include the PMKID information */
2464 /* 0-11th element in the array are the fixed IE */
2465 /* 12th element in the array is the IE */
2466 /* 13th element in the array is the IE length */
2469 static int rtw_append_pmkid(struct adapter *Adapter, int iEntry, u8 *ie, uint ie_len)
2471 struct security_priv *psecuritypriv = &Adapter->securitypriv;
2474 /* The RSN IE didn't include the PMK ID, append the PMK information */
2477 ie[ie_len] = 0; /* PMKID count = 0x0100 */
2479 memcpy(&ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
2482 ie[13] += 18;/* PMKID length = 2+16 */
2488 sint rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len)
2494 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
2495 struct security_priv *psecuritypriv = &adapter->securitypriv;
2496 uint ndisauthmode = psecuritypriv->ndisauthtype;
2498 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
2499 ("+rtw_restruct_sec_ie: ndisauthmode =%d\n", ndisauthmode));
2501 /* copy fixed ie only */
2502 memcpy(out_ie, in_ie, 12);
2504 if ((ndisauthmode == Ndis802_11AuthModeWPA) || (ndisauthmode == Ndis802_11AuthModeWPAPSK))
2505 authmode = _WPA_IE_ID_;
2506 if ((ndisauthmode == Ndis802_11AuthModeWPA2) || (ndisauthmode == Ndis802_11AuthModeWPA2PSK))
2507 authmode = _WPA2_IE_ID_;
2509 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
2510 memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len);
2512 ielength += psecuritypriv->wps_ie_len;
2513 } else if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) {
2514 /* copy RSN or SSN */
2515 memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
2516 /* debug for CONFIG_IEEE80211W
2519 printk("supplicant_ie_length =%d &&&&&&&&&&&&&&&&&&&\n", psecuritypriv->supplicant_ie[1]+2);
2520 for (jj = 0; jj < psecuritypriv->supplicant_ie[1]+2; jj++)
2521 printk(" %02x ", psecuritypriv->supplicant_ie[jj]);
2524 ielength += psecuritypriv->supplicant_ie[1]+2;
2525 rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie);
2528 iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
2532 if (authmode == _WPA2_IE_ID_)
2533 ielength = rtw_append_pmkid(adapter, iEntry, out_ie, ielength);
2538 void rtw_init_registrypriv_dev_network(struct adapter *adapter)
2540 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2541 struct eeprom_priv *peepriv = &adapter->eeprompriv;
2542 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2543 u8 *myhwaddr = myid(peepriv);
2545 memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
2547 memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(struct ndis_802_11_ssid));
2549 pdev_network->Configuration.Length = sizeof(struct ndis_802_11_conf);
2550 pdev_network->Configuration.BeaconPeriod = 100;
2551 pdev_network->Configuration.FHConfig.Length = 0;
2552 pdev_network->Configuration.FHConfig.HopPattern = 0;
2553 pdev_network->Configuration.FHConfig.HopSet = 0;
2554 pdev_network->Configuration.FHConfig.DwellTime = 0;
2557 void rtw_update_registrypriv_dev_network(struct adapter *adapter)
2560 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2561 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2562 struct security_priv *psecuritypriv = &adapter->securitypriv;
2563 struct wlan_network *cur_network = &adapter->mlmepriv.cur_network;
2564 /* struct xmit_priv *pxmitpriv = &adapter->xmitpriv; */
2566 pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ; /* adhoc no 802.1x */
2568 pdev_network->Rssi = 0;
2570 switch (pregistrypriv->wireless_mode) {
2572 pdev_network->NetworkTypeInUse = (Ndis802_11DS);
2576 case WIRELESS_11_24N:
2577 case WIRELESS_11G_24N:
2578 case WIRELESS_11BG_24N:
2579 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2582 case WIRELESS_11A_5N:
2583 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
2585 case WIRELESS_11ABGN:
2586 if (pregistrypriv->channel > 14)
2587 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
2589 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2596 pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
2597 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("pregistrypriv->channel =%d, pdev_network->Configuration.DSConfig = 0x%x\n", pregistrypriv->channel, pdev_network->Configuration.DSConfig));
2599 if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
2600 pdev_network->Configuration.ATIMWindow = (0);
2602 pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
2604 /* 1. Supported rates */
2607 /* rtw_set_supported_rate(pdev_network->SupportedRates, pregistrypriv->wireless_mode) ; will be called in rtw_generate_ie */
2608 sz = rtw_generate_ie(pregistrypriv);
2610 pdev_network->IELength = sz;
2612 pdev_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pdev_network);
2614 /* notes: translate IELength & Length after assign the Length to cmdsz in createbss_cmd(); */
2615 /* pdev_network->IELength = cpu_to_le32(sz); */
2618 void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter)
2622 /* the function is at passive_level */
2623 void rtw_joinbss_reset(struct adapter *padapter)
2626 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2628 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2630 /* todo: if you want to do something io/reg/hw setting before join_bss, please add code here */
2632 pmlmepriv->num_FortyMHzIntolerant = 0;
2634 pmlmepriv->num_sta_no_ht = 0;
2636 phtpriv->ampdu_enable = false;/* reset to disabled */
2638 /* TH = 1 => means that invalidate usb rx aggregation */
2639 /* TH = 0 => means that validate usb rx aggregation, use init value. */
2640 if (phtpriv->ht_option) {
2641 if (padapter->registrypriv.wifi_spec == 1)
2645 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2648 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2652 void rtw_ht_use_default_setting(struct adapter *padapter)
2654 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2655 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2656 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2657 bool bHwLDPCSupport = false, bHwSTBCSupport = false;
2658 bool bHwSupportBeamformer = false, bHwSupportBeamformee = false;
2660 if (pregistrypriv->wifi_spec)
2661 phtpriv->bss_coexist = 1;
2663 phtpriv->bss_coexist = 0;
2665 phtpriv->sgi_40m = TEST_FLAG(pregistrypriv->short_gi, BIT1) ? true : false;
2666 phtpriv->sgi_20m = TEST_FLAG(pregistrypriv->short_gi, BIT0) ? true : false;
2669 rtw_hal_get_def_var(padapter, HAL_DEF_RX_LDPC, (u8 *)&bHwLDPCSupport);
2670 CLEAR_FLAGS(phtpriv->ldpc_cap);
2671 if (bHwLDPCSupport) {
2672 if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT4))
2673 SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_RX);
2675 rtw_hal_get_def_var(padapter, HAL_DEF_TX_LDPC, (u8 *)&bHwLDPCSupport);
2676 if (bHwLDPCSupport) {
2677 if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT5))
2678 SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX);
2680 if (phtpriv->ldpc_cap)
2681 DBG_871X("[HT] Support LDPC = 0x%02X\n", phtpriv->ldpc_cap);
2684 rtw_hal_get_def_var(padapter, HAL_DEF_TX_STBC, (u8 *)&bHwSTBCSupport);
2685 CLEAR_FLAGS(phtpriv->stbc_cap);
2686 if (bHwSTBCSupport) {
2687 if (TEST_FLAG(pregistrypriv->stbc_cap, BIT5))
2688 SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX);
2690 rtw_hal_get_def_var(padapter, HAL_DEF_RX_STBC, (u8 *)&bHwSTBCSupport);
2691 if (bHwSTBCSupport) {
2692 if (TEST_FLAG(pregistrypriv->stbc_cap, BIT4))
2693 SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX);
2695 if (phtpriv->stbc_cap)
2696 DBG_871X("[HT] Support STBC = 0x%02X\n", phtpriv->stbc_cap);
2698 /* Beamforming setting */
2699 rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMER, (u8 *)&bHwSupportBeamformer);
2700 rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMEE, (u8 *)&bHwSupportBeamformee);
2701 CLEAR_FLAGS(phtpriv->beamform_cap);
2702 if (TEST_FLAG(pregistrypriv->beamform_cap, BIT4) && bHwSupportBeamformer) {
2703 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
2704 DBG_871X("[HT] Support Beamformer\n");
2706 if (TEST_FLAG(pregistrypriv->beamform_cap, BIT5) && bHwSupportBeamformee) {
2707 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
2708 DBG_871X("[HT] Support Beamformee\n");
2712 void rtw_build_wmm_ie_ht(struct adapter *padapter, u8 *out_ie, uint *pout_len)
2714 unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
2718 if (padapter->mlmepriv.qospriv.qos_option == 0) {
2719 out_len = *pout_len;
2720 pframe = rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_,
2721 _WMM_IE_Length_, WMM_IE, pout_len);
2723 padapter->mlmepriv.qospriv.qos_option = 1;
2727 /* the function is >= passive_level */
2728 unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len, u8 channel)
2731 enum HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor;
2732 unsigned char *p, *pframe;
2733 struct rtw_ieee80211_ht_cap ht_capie;
2734 u8 cbw40_enable = 0, stbc_rx_enable = 0, rf_type = 0, operation_bw = 0;
2735 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2736 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2737 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2738 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2740 phtpriv->ht_option = false;
2742 out_len = *pout_len;
2744 memset(&ht_capie, 0, sizeof(struct rtw_ieee80211_ht_cap));
2746 ht_capie.cap_info = cpu_to_le16(IEEE80211_HT_CAP_DSSSCCK40);
2748 if (phtpriv->sgi_20m)
2749 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_20);
2752 if (in_ie == NULL) {
2753 /* TDLS: TODO 20/40 issue */
2754 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
2755 operation_bw = padapter->mlmeextpriv.cur_bwmode;
2756 if (operation_bw > CHANNEL_WIDTH_40)
2757 operation_bw = CHANNEL_WIDTH_40;
2759 /* TDLS: TODO 40? */
2760 operation_bw = CHANNEL_WIDTH_40;
2762 p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
2763 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2764 struct HT_info_element *pht_info = (struct HT_info_element *)(p+2);
2765 if (pht_info->infos[0] & BIT(2)) {
2766 switch (pht_info->infos[0] & 0x3) {
2769 operation_bw = CHANNEL_WIDTH_40;
2772 operation_bw = CHANNEL_WIDTH_20;
2776 operation_bw = CHANNEL_WIDTH_20;
2781 /* to disable 40M Hz support while gd_bw_40MHz_en = 0 */
2783 if ((pregistrypriv->bw_mode & 0xf0) > 0)
2786 if ((pregistrypriv->bw_mode & 0x0f) > 0)
2790 if ((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) {
2791 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH);
2792 if (phtpriv->sgi_40m)
2793 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_40);
2796 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX))
2797 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_TX_STBC);
2799 /* todo: disable SM power save mode */
2800 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SM_PS);
2802 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX)) {
2803 if ((channel <= 14 && pregistrypriv->rx_stbc == 0x1) || /* enable for 2.4GHz */
2804 (pregistrypriv->wifi_spec == 1)) {
2806 DBG_871X("declare supporting RX STBC\n");
2810 /* fill default supported_mcs_set */
2811 memcpy(ht_capie.supp_mcs_set, pmlmeext->default_supported_mcs_set, 16);
2813 /* update default supported_mcs_set */
2814 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2819 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_1R);/* RX STBC One spatial stream */
2821 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_1R);
2828 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_2R);/* RX STBC two spatial stream */
2830 #ifdef CONFIG_DISABLE_MCS13TO15
2831 if (((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) && (pregistrypriv->wifi_spec != 1))
2832 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R_13TO15_OFF);
2834 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R);
2835 #else /* CONFIG_DISABLE_MCS13TO15 */
2836 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R);
2837 #endif /* CONFIG_DISABLE_MCS13TO15 */
2842 u32 rx_packet_offset, max_recvbuf_sz;
2843 rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset);
2844 rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz);
2847 if (padapter->driver_rx_ampdu_factor != 0xFF)
2848 max_rx_ampdu_factor =
2849 (enum HT_CAP_AMPDU_FACTOR)padapter->driver_rx_ampdu_factor;
2851 rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR,
2852 &max_rx_ampdu_factor);
2854 /* rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor); */
2855 ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03);
2857 if (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
2858 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
2860 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
2862 pframe = rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_,
2863 sizeof(struct rtw_ieee80211_ht_cap), (unsigned char *)&ht_capie, pout_len);
2865 phtpriv->ht_option = true;
2867 if (in_ie != NULL) {
2868 p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
2869 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2870 out_len = *pout_len;
2871 pframe = rtw_set_ie(out_ie+out_len, _HT_ADD_INFO_IE_, ielen, p+2, pout_len);
2875 return phtpriv->ht_option;
2879 /* the function is > passive_level (in critical_section) */
2880 void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len, u8 channel)
2882 u8 *p, max_ampdu_sz;
2884 /* struct sta_info *bmc_sta, *psta; */
2885 struct rtw_ieee80211_ht_cap *pht_capie;
2886 struct ieee80211_ht_addt_info *pht_addtinfo;
2887 /* struct recv_reorder_ctrl *preorder_ctrl; */
2888 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2889 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2890 /* struct recv_priv *precvpriv = &padapter->recvpriv; */
2891 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2892 /* struct wlan_network *pcur_network = &(pmlmepriv->cur_network);; */
2893 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2894 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2895 u8 cbw40_enable = 0;
2898 if (!phtpriv->ht_option)
2901 if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable))
2904 DBG_871X("+rtw_update_ht_cap()\n");
2906 /* maybe needs check if ap supports rx ampdu. */
2907 if ((phtpriv->ampdu_enable == false) && (pregistrypriv->ampdu_enable == 1)) {
2908 if (pregistrypriv->wifi_spec == 1) {
2909 /* remove this part because testbed AP should disable RX AMPDU */
2910 /* phtpriv->ampdu_enable = false; */
2911 phtpriv->ampdu_enable = true;
2913 phtpriv->ampdu_enable = true;
2915 } else if (pregistrypriv->ampdu_enable == 2) {
2916 /* remove this part because testbed AP should disable RX AMPDU */
2917 /* phtpriv->ampdu_enable = true; */
2921 /* check Max Rx A-MPDU Size */
2923 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));
2925 pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2);
2926 max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
2927 max_ampdu_sz = 1 << (max_ampdu_sz+3); /* max_ampdu_sz (kbytes); */
2929 /* DBG_871X("rtw_update_ht_cap(): max_ampdu_sz =%d\n", max_ampdu_sz); */
2930 phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
2936 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));
2938 pht_addtinfo = (struct ieee80211_ht_addt_info *)(p+2);
2943 if ((pregistrypriv->bw_mode & 0xf0) > 0)
2946 if ((pregistrypriv->bw_mode & 0x0f) > 0)
2950 /* update cur_bwmode & cur_ch_offset */
2951 if ((cbw40_enable) &&
2952 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
2953 BIT(1)) && (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
2957 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2959 /* update the MCS set */
2960 for (i = 0; i < 16; i++)
2961 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
2963 /* update the MCS rates */
2967 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
2971 #ifdef CONFIG_DISABLE_MCS13TO15
2972 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
2973 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
2975 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
2976 #else /* CONFIG_DISABLE_MCS13TO15 */
2977 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
2978 #endif /* CONFIG_DISABLE_MCS13TO15 */
2981 /* switch to the 40M Hz mode according to the AP */
2982 /* pmlmeext->cur_bwmode = CHANNEL_WIDTH_40; */
2983 switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
2984 case EXTCHNL_OFFSET_UPPER:
2985 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
2988 case EXTCHNL_OFFSET_LOWER:
2989 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
2993 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
2999 /* Config SM Power Save setting */
3002 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
3004 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
3005 DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
3008 /* Config current HT Protection mode. */
3010 pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
3013 void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitframe)
3017 struct sta_info *psta = NULL;
3018 struct ht_priv *phtpriv;
3019 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3020 s32 bmcst = IS_MCAST(pattrib->ra);
3022 /* if (bmcst || (padapter->mlmepriv.LinkDetectInfo.bTxBusyTraffic == false)) */
3023 if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod < 100))
3026 priority = pattrib->priority;
3028 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
3029 if (pattrib->psta != psta) {
3030 DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
3035 DBG_871X("%s, psta ==NUL\n", __func__);
3039 if (!(psta->state & _FW_LINKED)) {
3040 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
3045 phtpriv = &psta->htpriv;
3047 if ((phtpriv->ht_option == true) && (phtpriv->ampdu_enable == true)) {
3048 issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
3049 issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
3052 DBG_871X("rtw_issue_addbareq_cmd, p =%d\n", priority);
3053 psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
3054 rtw_addbareq_cmd(padapter, (u8) priority, pattrib->ra);
3060 void rtw_append_exented_cap(struct adapter *padapter, u8 *out_ie, uint *pout_len)
3062 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3063 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
3064 u8 cap_content[8] = {0};
3068 if (phtpriv->bss_coexist) {
3069 SET_EXT_CAPABILITY_ELE_BSS_COEXIST(cap_content, 1);
3072 pframe = rtw_set_ie(out_ie + *pout_len, EID_EXTCapability, 8, cap_content, pout_len);
3075 inline void rtw_set_to_roam(struct adapter *adapter, u8 to_roam)
3078 adapter->mlmepriv.to_join = false;
3079 adapter->mlmepriv.to_roam = to_roam;
3082 inline u8 rtw_dec_to_roam(struct adapter *adapter)
3084 adapter->mlmepriv.to_roam--;
3085 return adapter->mlmepriv.to_roam;
3088 inline u8 rtw_to_roam(struct adapter *adapter)
3090 return adapter->mlmepriv.to_roam;
3093 void rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
3095 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3097 spin_lock_bh(&pmlmepriv->lock);
3098 _rtw_roaming(padapter, tgt_network);
3099 spin_unlock_bh(&pmlmepriv->lock);
3101 void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
3103 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3104 struct wlan_network *cur_network = &pmlmepriv->cur_network;
3107 if (0 < rtw_to_roam(padapter)) {
3108 DBG_871X("roaming from %s("MAC_FMT"), length:%d\n",
3109 cur_network->network.Ssid.Ssid, MAC_ARG(cur_network->network.MacAddress),
3110 cur_network->network.Ssid.SsidLength);
3111 memcpy(&pmlmepriv->assoc_ssid, &cur_network->network.Ssid, sizeof(struct ndis_802_11_ssid));
3113 pmlmepriv->assoc_by_bssid = false;
3116 do_join_r = rtw_do_join(padapter);
3117 if (_SUCCESS == do_join_r) {
3120 DBG_871X("roaming do_join return %d\n", do_join_r);
3121 rtw_dec_to_roam(padapter);
3123 if (rtw_to_roam(padapter) > 0) {
3126 DBG_871X("%s(%d) -to roaming fail, indicate_disconnect\n", __func__, __LINE__);
3127 rtw_indicate_disconnect(padapter);
3136 sint rtw_linked_check(struct adapter *padapter)
3138 if ((check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == true) ||
3139 (check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == true)) {
3140 if (padapter->stapriv.asoc_sta_count > 2)
3142 } else{ /* Station mode */
3143 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == true)