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7#include <linux/etherdevice.h>
8#include <drv_types.h>
9#include <rtw_debug.h>
10#include <hal_btcoex.h>
11#include <linux/jiffies.h>
12
13int rtw_init_mlme_priv(struct adapter *padapter)
14{
15 int i;
16 u8 *pbuf;
17 struct wlan_network *pnetwork;
18 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
19 int res = _SUCCESS;
20
21 pmlmepriv->nic_hdl = (u8 *)padapter;
22
23 pmlmepriv->pscanned = NULL;
24 pmlmepriv->fw_state = WIFI_STATION_STATE;
25
26 pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown;
27 pmlmepriv->scan_mode = SCAN_ACTIVE;
28
29 spin_lock_init(&pmlmepriv->lock);
30 _rtw_init_queue(&pmlmepriv->free_bss_pool);
31 _rtw_init_queue(&pmlmepriv->scanned_queue);
32
33 set_scanned_network_val(pmlmepriv, 0);
34
35 memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
36
37 pbuf = vzalloc(array_size(MAX_BSS_CNT, sizeof(struct wlan_network)));
38
39 if (!pbuf) {
40 res = _FAIL;
41 goto exit;
42 }
43 pmlmepriv->free_bss_buf = pbuf;
44
45 pnetwork = (struct wlan_network *)pbuf;
46
47 for (i = 0; i < MAX_BSS_CNT; i++) {
48 INIT_LIST_HEAD(&pnetwork->list);
49
50 list_add_tail(&pnetwork->list, &pmlmepriv->free_bss_pool.queue);
51
52 pnetwork++;
53 }
54
55
56
57 rtw_clear_scan_deny(padapter);
58
59 #define RTW_ROAM_SCAN_RESULT_EXP_MS 5000
60 #define RTW_ROAM_RSSI_DIFF_TH 10
61 #define RTW_ROAM_SCAN_INTERVAL_MS 10000
62
63 pmlmepriv->roam_flags = 0
64 | RTW_ROAM_ON_EXPIRED
65 | RTW_ROAM_ON_RESUME
66 ;
67
68 pmlmepriv->roam_scanr_exp_ms = RTW_ROAM_SCAN_RESULT_EXP_MS;
69 pmlmepriv->roam_rssi_diff_th = RTW_ROAM_RSSI_DIFF_TH;
70 pmlmepriv->roam_scan_int_ms = RTW_ROAM_SCAN_INTERVAL_MS;
71
72 rtw_init_mlme_timer(padapter);
73
74exit:
75
76 return res;
77}
78
79static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen)
80{
81 if (*ppie) {
82 kfree(*ppie);
83 *plen = 0;
84 *ppie = NULL;
85 }
86}
87
88void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
89{
90 rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
91 rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
92 rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len);
93 rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len);
94 rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len);
95 rtw_free_mlme_ie_data(&pmlmepriv->wps_assoc_resp_ie, &pmlmepriv->wps_assoc_resp_ie_len);
96
97 rtw_free_mlme_ie_data(&pmlmepriv->p2p_beacon_ie, &pmlmepriv->p2p_beacon_ie_len);
98 rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_req_ie, &pmlmepriv->p2p_probe_req_ie_len);
99 rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_resp_ie, &pmlmepriv->p2p_probe_resp_ie_len);
100 rtw_free_mlme_ie_data(&pmlmepriv->p2p_go_probe_resp_ie, &pmlmepriv->p2p_go_probe_resp_ie_len);
101 rtw_free_mlme_ie_data(&pmlmepriv->p2p_assoc_req_ie, &pmlmepriv->p2p_assoc_req_ie_len);
102}
103
104void _rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
105{
106 if (pmlmepriv) {
107 rtw_free_mlme_priv_ie_data(pmlmepriv);
108 vfree(pmlmepriv->free_bss_buf);
109 }
110}
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138struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv)
139{
140 struct wlan_network *pnetwork;
141 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
142 struct list_head *plist = NULL;
143
144 spin_lock_bh(&free_queue->lock);
145
146 if (list_empty(&free_queue->queue)) {
147 pnetwork = NULL;
148 goto exit;
149 }
150 plist = get_next(&(free_queue->queue));
151
152 pnetwork = container_of(plist, struct wlan_network, list);
153
154 list_del_init(&pnetwork->list);
155
156 pnetwork->network_type = 0;
157 pnetwork->fixed = false;
158 pnetwork->last_scanned = jiffies;
159 pnetwork->aid = 0;
160 pnetwork->join_res = 0;
161
162 pmlmepriv->num_of_scanned++;
163
164exit:
165 spin_unlock_bh(&free_queue->lock);
166
167 return pnetwork;
168}
169
170void _rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 isfreeall)
171{
172 unsigned int delta_time;
173 u32 lifetime = SCANQUEUE_LIFETIME;
174
175 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
176
177 if (!pnetwork)
178 return;
179
180 if (pnetwork->fixed)
181 return;
182
183 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
184 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true))
185 lifetime = 1;
186
187 if (!isfreeall) {
188 delta_time = jiffies_to_msecs(jiffies - pnetwork->last_scanned);
189 if (delta_time < lifetime)
190 return;
191 }
192
193 spin_lock_bh(&free_queue->lock);
194
195 list_del_init(&(pnetwork->list));
196
197 list_add_tail(&(pnetwork->list), &(free_queue->queue));
198
199 pmlmepriv->num_of_scanned--;
200
201 spin_unlock_bh(&free_queue->lock);
202}
203
204void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
205{
206
207 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
208
209 if (!pnetwork)
210 return;
211
212 if (pnetwork->fixed)
213 return;
214
215
216
217 list_del_init(&(pnetwork->list));
218
219 list_add_tail(&(pnetwork->list), get_list_head(free_queue));
220
221 pmlmepriv->num_of_scanned--;
222
223
224}
225
226
227
228
229
230
231struct wlan_network *_rtw_find_network(struct __queue *scanned_queue, u8 *addr)
232{
233 struct list_head *phead, *plist;
234 struct wlan_network *pnetwork = NULL;
235 u8 zero_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
236
237 if (!memcmp(zero_addr, addr, ETH_ALEN)) {
238 pnetwork = NULL;
239 goto exit;
240 }
241
242
243
244 phead = get_list_head(scanned_queue);
245 list_for_each(plist, phead) {
246 pnetwork = list_entry(plist, struct wlan_network, list);
247
248 if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN))
249 break;
250 }
251
252 if (plist == phead)
253 pnetwork = NULL;
254
255
256
257exit:
258 return pnetwork;
259}
260
261void rtw_free_network_queue(struct adapter *padapter, u8 isfreeall)
262{
263 struct list_head *phead, *plist, *tmp;
264 struct wlan_network *pnetwork;
265 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
266 struct __queue *scanned_queue = &pmlmepriv->scanned_queue;
267
268 spin_lock_bh(&scanned_queue->lock);
269
270 phead = get_list_head(scanned_queue);
271 list_for_each_safe(plist, tmp, phead) {
272
273 pnetwork = list_entry(plist, struct wlan_network, list);
274
275 _rtw_free_network(pmlmepriv, pnetwork, isfreeall);
276
277 }
278
279 spin_unlock_bh(&scanned_queue->lock);
280}
281
282signed int rtw_if_up(struct adapter *padapter)
283{
284 signed int res;
285
286 if (padapter->bDriverStopped || padapter->bSurpriseRemoved ||
287 (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false))
288 res = false;
289 else
290 res = true;
291
292 return res;
293}
294
295void rtw_generate_random_ibss(u8 *pibss)
296{
297 unsigned long curtime = jiffies;
298
299 pibss[0] = 0x02;
300 pibss[1] = 0x11;
301 pibss[2] = 0x87;
302 pibss[3] = (u8)(curtime & 0xff) ;
303 pibss[4] = (u8)((curtime>>8) & 0xff) ;
304 pibss[5] = (u8)((curtime>>16) & 0xff) ;
305}
306
307u8 *rtw_get_capability_from_ie(u8 *ie)
308{
309 return ie + 8 + 2;
310}
311
312u16 rtw_get_capability(struct wlan_bssid_ex *bss)
313{
314 __le16 val;
315
316 memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
317
318 return le16_to_cpu(val);
319}
320
321u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
322{
323 return ie + 8;
324}
325
326void rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
327{
328 _rtw_free_mlme_priv(pmlmepriv);
329}
330
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337
338
339
340
341void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork);
342void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork)
343{
344 _rtw_free_network_nolock(&(padapter->mlmepriv), pnetwork);
345 rtw_cfg80211_unlink_bss(padapter, pnetwork);
346}
347
348
349
350
351
352
353struct wlan_network *rtw_find_network(struct __queue *scanned_queue, u8 *addr)
354{
355 struct wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
356
357 return pnetwork;
358}
359
360int rtw_is_same_ibss(struct adapter *adapter, struct wlan_network *pnetwork)
361{
362 int ret = true;
363 struct security_priv *psecuritypriv = &adapter->securitypriv;
364
365 if ((psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) &&
366 (pnetwork->network.Privacy == 0))
367 ret = false;
368 else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_) &&
369 (pnetwork->network.Privacy == 1))
370 ret = false;
371 else
372 ret = true;
373
374 return ret;
375
376}
377
378inline int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b)
379{
380 return (a->Ssid.SsidLength == b->Ssid.SsidLength)
381 && !memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength);
382}
383
384int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst, u8 feature)
385{
386 u16 s_cap, d_cap;
387 __le16 tmps, tmpd;
388
389 if (rtw_bug_check(dst, src, &s_cap, &d_cap) == false)
390 return false;
391
392 memcpy((u8 *)&tmps, rtw_get_capability_from_ie(src->IEs), 2);
393 memcpy((u8 *)&tmpd, rtw_get_capability_from_ie(dst->IEs), 2);
394
395 s_cap = le16_to_cpu(tmps);
396 d_cap = le16_to_cpu(tmpd);
397
398 return (src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
399
400 ((!memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN))) &&
401 ((!memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength))) &&
402 ((s_cap & WLAN_CAPABILITY_IBSS) ==
403 (d_cap & WLAN_CAPABILITY_IBSS)) &&
404 ((s_cap & WLAN_CAPABILITY_ESS) ==
405 (d_cap & WLAN_CAPABILITY_ESS));
406
407}
408
409struct wlan_network *_rtw_find_same_network(struct __queue *scanned_queue, struct wlan_network *network)
410{
411 struct list_head *phead, *plist;
412 struct wlan_network *found = NULL;
413
414 phead = get_list_head(scanned_queue);
415 list_for_each(plist, phead) {
416 found = list_entry(plist, struct wlan_network, list);
417
418 if (is_same_network(&network->network, &found->network, 0))
419 break;
420 }
421
422 if (plist == phead)
423 found = NULL;
424
425 return found;
426}
427
428struct wlan_network *rtw_get_oldest_wlan_network(struct __queue *scanned_queue)
429{
430 struct list_head *plist, *phead;
431
432 struct wlan_network *pwlan = NULL;
433 struct wlan_network *oldest = NULL;
434
435 phead = get_list_head(scanned_queue);
436
437 list_for_each(plist, phead) {
438
439 pwlan = list_entry(plist, struct wlan_network, list);
440
441 if (!pwlan->fixed) {
442 if (oldest == NULL || time_after(oldest->last_scanned, pwlan->last_scanned))
443 oldest = pwlan;
444 }
445 }
446 return oldest;
447
448}
449
450void update_network(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src,
451 struct adapter *padapter, bool update_ie)
452{
453 long rssi_ori = dst->Rssi;
454
455 u8 sq_smp = src->PhyInfo.SignalQuality;
456
457 u8 ss_final;
458 u8 sq_final;
459 long rssi_final;
460
461
462 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src, 0)) {
463
464 ss_final = padapter->recvpriv.signal_strength;
465 sq_final = padapter->recvpriv.signal_qual;
466
467 if (sq_smp != 101)
468 rssi_final = (src->Rssi+dst->Rssi*4)/5;
469 else
470 rssi_final = rssi_ori;
471 } else {
472 if (sq_smp != 101) {
473 ss_final = ((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5;
474 sq_final = ((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5;
475 rssi_final = (src->Rssi+dst->Rssi*4)/5;
476 } else {
477
478 ss_final = dst->PhyInfo.SignalStrength;
479 sq_final = dst->PhyInfo.SignalQuality;
480 rssi_final = dst->Rssi;
481 }
482
483 }
484
485 if (update_ie) {
486 dst->Reserved[0] = src->Reserved[0];
487 dst->Reserved[1] = src->Reserved[1];
488 memcpy((u8 *)dst, (u8 *)src, get_wlan_bssid_ex_sz(src));
489 }
490
491 dst->PhyInfo.SignalStrength = ss_final;
492 dst->PhyInfo.SignalQuality = sq_final;
493 dst->Rssi = rssi_final;
494}
495
496static void update_current_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
497{
498 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
499
500 rtw_bug_check(&(pmlmepriv->cur_network.network),
501 &(pmlmepriv->cur_network.network),
502 &(pmlmepriv->cur_network.network),
503 &(pmlmepriv->cur_network.network));
504
505 if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork, 0))) {
506
507 {
508 update_network(&(pmlmepriv->cur_network.network), pnetwork, adapter, true);
509 rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof(struct ndis_802_11_fix_ie),
510 pmlmepriv->cur_network.network.IELength);
511 }
512 }
513}
514
515
516
517
518void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target)
519{
520 struct list_head *plist, *phead;
521 u32 bssid_ex_sz;
522 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
523 struct __queue *queue = &(pmlmepriv->scanned_queue);
524 struct wlan_network *pnetwork = NULL;
525 struct wlan_network *oldest = NULL;
526 int target_find = 0;
527 u8 feature = 0;
528
529 spin_lock_bh(&queue->lock);
530 phead = get_list_head(queue);
531 list_for_each(plist, phead) {
532 pnetwork = list_entry(plist, struct wlan_network, list);
533
534 rtw_bug_check(pnetwork, pnetwork, pnetwork, pnetwork);
535
536 if (is_same_network(&(pnetwork->network), target, feature)) {
537 target_find = 1;
538 break;
539 }
540
541 if (rtw_roam_flags(adapter)) {
542
543 }
544
545 if (oldest == NULL || time_after(oldest->last_scanned, pnetwork->last_scanned))
546 oldest = pnetwork;
547
548 }
549
550
551
552
553 if (!target_find) {
554 if (list_empty(&pmlmepriv->free_bss_pool.queue)) {
555
556
557 pnetwork = oldest;
558 if (!pnetwork)
559 goto exit;
560
561 memcpy(&(pnetwork->network), target, get_wlan_bssid_ex_sz(target));
562
563 pnetwork->fixed = false;
564 pnetwork->last_scanned = jiffies;
565
566 pnetwork->network_type = 0;
567 pnetwork->aid = 0;
568 pnetwork->join_res = 0;
569
570
571 if (pnetwork->network.PhyInfo.SignalQuality == 101)
572 pnetwork->network.PhyInfo.SignalQuality = 0;
573 } else {
574
575
576 pnetwork = rtw_alloc_network(pmlmepriv);
577
578 if (!pnetwork)
579 goto exit;
580
581 bssid_ex_sz = get_wlan_bssid_ex_sz(target);
582 target->Length = bssid_ex_sz;
583 memcpy(&(pnetwork->network), target, bssid_ex_sz);
584
585 pnetwork->last_scanned = jiffies;
586
587
588 if (pnetwork->network.PhyInfo.SignalQuality == 101)
589 pnetwork->network.PhyInfo.SignalQuality = 0;
590
591 list_add_tail(&(pnetwork->list), &(queue->queue));
592
593 }
594 } else {
595
596
597
598
599 bool update_ie = true;
600
601 pnetwork->last_scanned = jiffies;
602
603
604 if ((pnetwork->network.IELength > target->IELength) && (target->Reserved[0] == 1))
605 update_ie = false;
606
607
608 if ((target->Reserved[0] != 2) &&
609 (target->Reserved[0] >= pnetwork->network.Reserved[0])
610 ) {
611 update_ie = true;
612 } else {
613 update_ie = false;
614 }
615
616 update_network(&(pnetwork->network), target, adapter, update_ie);
617 }
618
619exit:
620 spin_unlock_bh(&queue->lock);
621}
622
623void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork);
624void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
625{
626
627
628
629
630 update_current_network(adapter, pnetwork);
631
632 rtw_update_scanned_network(adapter, pnetwork);
633
634
635}
636
637
638
639
640
641
642
643int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork);
644int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork)
645{
646 struct security_priv *psecuritypriv = &adapter->securitypriv;
647 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
648 u32 desired_encmode;
649 u32 privacy;
650
651
652 uint wps_ielen;
653
654 int bselected = true;
655
656 desired_encmode = psecuritypriv->ndisencryptstatus;
657 privacy = pnetwork->network.Privacy;
658
659 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
660 if (rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen))
661 return true;
662 else
663 return false;
664
665 }
666 if (adapter->registrypriv.wifi_spec == 1) {
667 u8 *p = NULL;
668 uint ie_len = 0;
669
670 if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
671 bselected = false;
672
673 if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK) {
674 p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_, WLAN_EID_RSN, &ie_len, (pnetwork->network.IELength - _BEACON_IE_OFFSET_));
675 if (p && ie_len > 0)
676 bselected = true;
677 else
678 bselected = false;
679 }
680 }
681
682 if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0))
683 bselected = false;
684
685 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) {
686 if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
687 bselected = false;
688 }
689
690 return bselected;
691}
692
693
694void rtw_atimdone_event_callback(struct adapter *adapter, u8 *pbuf)
695{
696}
697
698void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf)
699{
700 u32 len;
701 struct wlan_bssid_ex *pnetwork;
702 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
703
704 pnetwork = (struct wlan_bssid_ex *)pbuf;
705
706 len = get_wlan_bssid_ex_sz(pnetwork);
707 if (len > (sizeof(struct wlan_bssid_ex)))
708 return;
709
710 spin_lock_bh(&pmlmepriv->lock);
711
712
713 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) {
714 if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN)) {
715 struct wlan_network *ibss_wlan = NULL;
716
717 memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
718 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
719 ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress);
720 if (ibss_wlan) {
721 memcpy(ibss_wlan->network.IEs, pnetwork->IEs, 8);
722 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
723 goto exit;
724 }
725 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
726 }
727 }
728
729
730 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false) {
731 if (pnetwork->Ssid.Ssid[0] == 0)
732 pnetwork->Ssid.SsidLength = 0;
733 rtw_add_network(adapter, pnetwork);
734 }
735
736exit:
737
738 spin_unlock_bh(&pmlmepriv->lock);
739}
740
741void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf)
742{
743 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
744
745 spin_lock_bh(&pmlmepriv->lock);
746 if (pmlmepriv->wps_probe_req_ie) {
747 pmlmepriv->wps_probe_req_ie_len = 0;
748 kfree(pmlmepriv->wps_probe_req_ie);
749 pmlmepriv->wps_probe_req_ie = NULL;
750 }
751
752 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
753 del_timer_sync(&pmlmepriv->scan_to_timer);
754 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
755 }
756
757 rtw_set_signal_stat_timer(&adapter->recvpriv);
758
759 if (pmlmepriv->to_join) {
760 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
761 if (check_fwstate(pmlmepriv, _FW_LINKED) == false) {
762 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
763
764 if (rtw_select_and_join_from_scanned_queue(pmlmepriv) == _SUCCESS) {
765 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
766 } else {
767 u8 ret = _SUCCESS;
768 struct wlan_bssid_ex *pdev_network = &(adapter->registrypriv.dev_network);
769 u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
770
771
772 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
773
774 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
775
776 rtw_update_registrypriv_dev_network(adapter);
777 rtw_generate_random_ibss(pibss);
778
779 pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
780
781 pmlmepriv->to_join = false;
782
783 ret = rtw_createbss_cmd(adapter);
784 if (ret != _SUCCESS)
785 goto unlock;
786 }
787 }
788 } else {
789 int s_ret;
790
791 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
792 pmlmepriv->to_join = false;
793 s_ret = rtw_select_and_join_from_scanned_queue(pmlmepriv);
794 if (_SUCCESS == s_ret) {
795 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
796 } else if (s_ret == 2) {
797 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
798 rtw_indicate_connect(adapter);
799 } else {
800 if (rtw_to_roam(adapter) != 0) {
801 if (rtw_dec_to_roam(adapter) == 0
802 || _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)
803 ) {
804 rtw_set_to_roam(adapter, 0);
805 rtw_free_assoc_resources(adapter, 1);
806 rtw_indicate_disconnect(adapter);
807 } else {
808 pmlmepriv->to_join = true;
809 }
810 } else
811 rtw_indicate_disconnect(adapter);
812
813 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
814 }
815 }
816 } else {
817 if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
818 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
819 && check_fwstate(pmlmepriv, _FW_LINKED)) {
820 if (rtw_select_roaming_candidate(pmlmepriv) == _SUCCESS) {
821 receive_disconnect(adapter, pmlmepriv->cur_network.network.MacAddress
822 , WLAN_REASON_ACTIVE_ROAM);
823 }
824 }
825 }
826 }
827
828unlock:
829 spin_unlock_bh(&pmlmepriv->lock);
830
831 rtw_os_xmit_schedule(adapter);
832
833 rtw_cfg80211_surveydone_event_callback(adapter);
834
835 rtw_indicate_scan_done(adapter, false);
836}
837
838void rtw_dummy_event_callback(struct adapter *adapter, u8 *pbuf)
839{
840}
841
842void rtw_fwdbg_event_callback(struct adapter *adapter, u8 *pbuf)
843{
844}
845
846static void free_scanqueue(struct mlme_priv *pmlmepriv)
847{
848 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
849 struct __queue *scan_queue = &pmlmepriv->scanned_queue;
850 struct list_head *plist, *phead, *ptemp;
851
852 spin_lock_bh(&scan_queue->lock);
853 spin_lock_bh(&free_queue->lock);
854
855 phead = get_list_head(scan_queue);
856 plist = get_next(phead);
857
858 while (plist != phead) {
859 ptemp = get_next(plist);
860 list_del_init(plist);
861 list_add_tail(plist, &free_queue->queue);
862 plist = ptemp;
863 pmlmepriv->num_of_scanned--;
864 }
865
866 spin_unlock_bh(&free_queue->lock);
867 spin_unlock_bh(&scan_queue->lock);
868}
869
870static void rtw_reset_rx_info(struct debug_priv *pdbgpriv)
871{
872 pdbgpriv->dbg_rx_ampdu_drop_count = 0;
873 pdbgpriv->dbg_rx_ampdu_forced_indicate_count = 0;
874 pdbgpriv->dbg_rx_ampdu_loss_count = 0;
875 pdbgpriv->dbg_rx_dup_mgt_frame_drop_count = 0;
876 pdbgpriv->dbg_rx_ampdu_window_shift_cnt = 0;
877}
878
879static void find_network(struct adapter *adapter)
880{
881 struct wlan_network *pwlan = NULL;
882 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
883 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
884
885 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
886 if (pwlan)
887 pwlan->fixed = false;
888
889 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) &&
890 (adapter->stapriv.asoc_sta_count == 1))
891 rtw_free_network_nolock(adapter, pwlan);
892}
893
894
895
896
897void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue)
898{
899 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
900 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
901 struct sta_priv *pstapriv = &adapter->stapriv;
902 struct dvobj_priv *psdpriv = adapter->dvobj;
903 struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
904
905 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) {
906 struct sta_info *psta;
907
908 psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress);
909 spin_lock_bh(&(pstapriv->sta_hash_lock));
910 rtw_free_stainfo(adapter, psta);
911
912 spin_unlock_bh(&(pstapriv->sta_hash_lock));
913
914 }
915
916 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) {
917 struct sta_info *psta;
918
919 rtw_free_all_stainfo(adapter);
920
921 psta = rtw_get_bcmc_stainfo(adapter);
922 rtw_free_stainfo(adapter, psta);
923
924 rtw_init_bcmc_stainfo(adapter);
925 }
926
927 find_network(adapter);
928
929 if (lock_scanned_queue)
930 adapter->securitypriv.key_mask = 0;
931
932 rtw_reset_rx_info(pdbgpriv);
933}
934
935
936
937
938void rtw_indicate_connect(struct adapter *padapter)
939{
940 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
941
942 pmlmepriv->to_join = false;
943
944 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
945
946 set_fwstate(pmlmepriv, _FW_LINKED);
947
948 rtw_os_indicate_connect(padapter);
949 }
950
951 rtw_set_to_roam(padapter, 0);
952 rtw_set_scan_deny(padapter, 3000);
953
954}
955
956
957
958
959void rtw_indicate_disconnect(struct adapter *padapter)
960{
961 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
962
963 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS);
964
965 if (rtw_to_roam(padapter) > 0)
966 _clr_fwstate_(pmlmepriv, _FW_LINKED);
967
968 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)
969 || (rtw_to_roam(padapter) <= 0)
970 ) {
971 rtw_os_indicate_disconnect(padapter);
972
973
974 rtw_set_ips_deny(padapter, 3000);
975
976 _clr_fwstate_(pmlmepriv, _FW_LINKED);
977
978 rtw_clear_scan_deny(padapter);
979 }
980
981 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
982}
983
984inline void rtw_indicate_scan_done(struct adapter *padapter, bool aborted)
985{
986 rtw_os_indicate_scan_done(padapter, aborted);
987
988 if (is_primary_adapter(padapter) &&
989 (!adapter_to_pwrctl(padapter)->bInSuspend) &&
990 (!check_fwstate(&padapter->mlmepriv,
991 WIFI_ASOC_STATE|WIFI_UNDER_LINKING))) {
992 rtw_set_ips_deny(padapter, 0);
993 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 1);
994 }
995}
996
997void rtw_scan_abort(struct adapter *adapter)
998{
999 unsigned long start;
1000 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1001 struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
1002
1003 start = jiffies;
1004 pmlmeext->scan_abort = true;
1005 while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)
1006 && jiffies_to_msecs(start) <= 200) {
1007
1008 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1009 break;
1010
1011 msleep(20);
1012 }
1013
1014 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
1015 rtw_indicate_scan_done(adapter, true);
1016
1017 pmlmeext->scan_abort = false;
1018}
1019
1020static struct sta_info *rtw_joinbss_update_stainfo(struct adapter *padapter, struct wlan_network *pnetwork)
1021{
1022 int i;
1023 struct sta_info *bmc_sta, *psta = NULL;
1024 struct recv_reorder_ctrl *preorder_ctrl;
1025 struct sta_priv *pstapriv = &padapter->stapriv;
1026 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1027
1028 psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
1029 if (!psta)
1030 psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
1031
1032 if (psta) {
1033
1034 psta->aid = pnetwork->join_res;
1035
1036 update_sta_info(padapter, psta);
1037
1038
1039 psta->bssratelen = rtw_get_rateset_len(pnetwork->network.SupportedRates);
1040 memcpy(psta->bssrateset, pnetwork->network.SupportedRates, psta->bssratelen);
1041 rtw_hal_update_sta_rate_mask(padapter, psta);
1042
1043 psta->wireless_mode = pmlmeext->cur_wireless_mode;
1044 psta->raid = networktype_to_raid_ex(padapter, psta);
1045
1046
1047 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
1048
1049
1050 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
1051 padapter->securitypriv.binstallGrpkey = false;
1052 padapter->securitypriv.busetkipkey = false;
1053 padapter->securitypriv.bgrpkey_handshake = false;
1054
1055 psta->ieee8021x_blocked = true;
1056 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
1057
1058 memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof(union Keytype));
1059
1060 memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof(union Keytype));
1061 memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof(union Keytype));
1062
1063 memset((u8 *)&psta->dot11txpn, 0, sizeof(union pn48));
1064 psta->dot11txpn.val = psta->dot11txpn.val + 1;
1065 memset((u8 *)&psta->dot11wtxpn, 0, sizeof(union pn48));
1066 memset((u8 *)&psta->dot11rxpn, 0, sizeof(union pn48));
1067 }
1068
1069
1070
1071
1072 if (padapter->securitypriv.wps_ie_len != 0) {
1073 psta->ieee8021x_blocked = true;
1074 padapter->securitypriv.wps_ie_len = 0;
1075 }
1076
1077
1078
1079
1080 for (i = 0; i < 16 ; i++) {
1081
1082 preorder_ctrl = &psta->recvreorder_ctrl[i];
1083 preorder_ctrl->enable = false;
1084 preorder_ctrl->indicate_seq = 0xffff;
1085 preorder_ctrl->wend_b = 0xffff;
1086 preorder_ctrl->wsize_b = 64;
1087 }
1088
1089 bmc_sta = rtw_get_bcmc_stainfo(padapter);
1090 if (bmc_sta) {
1091 for (i = 0; i < 16 ; i++) {
1092
1093 preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
1094 preorder_ctrl->enable = false;
1095 preorder_ctrl->indicate_seq = 0xffff;
1096 preorder_ctrl->wend_b = 0xffff;
1097 preorder_ctrl->wsize_b = 64;
1098 }
1099 }
1100 }
1101
1102 return psta;
1103
1104}
1105
1106
1107
1108static void rtw_joinbss_update_network(struct adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network *pnetwork)
1109{
1110 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1111 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1112
1113
1114 memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length);
1115
1116 cur_network->network.IELength = ptarget_wlan->network.IELength;
1117 memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
1118
1119 cur_network->aid = pnetwork->join_res;
1120
1121 rtw_set_signal_stat_timer(&padapter->recvpriv);
1122
1123 padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
1124 padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
1125
1126 padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
1127
1128 rtw_set_signal_stat_timer(&padapter->recvpriv);
1129
1130
1131 switch (pnetwork->network.InfrastructureMode) {
1132 case Ndis802_11Infrastructure:
1133
1134 if (pmlmepriv->fw_state&WIFI_UNDER_WPS)
1135 pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS;
1136 else
1137 pmlmepriv->fw_state = WIFI_STATION_STATE;
1138
1139 break;
1140 case Ndis802_11IBSS:
1141 pmlmepriv->fw_state = WIFI_ADHOC_STATE;
1142 break;
1143 default:
1144 pmlmepriv->fw_state = WIFI_NULL_STATE;
1145 break;
1146 }
1147
1148 rtw_update_protection(padapter, (cur_network->network.IEs) + sizeof(struct ndis_802_11_fix_ie),
1149 (cur_network->network.IELength));
1150
1151 rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength, (u8) cur_network->network.Configuration.DSConfig);
1152}
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf)
1163{
1164 static u8 __maybe_unused retry;
1165 struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL;
1166 struct sta_priv *pstapriv = &adapter->stapriv;
1167 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1168 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1169 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1170 struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL;
1171 unsigned int the_same_macaddr = false;
1172
1173 rtw_get_encrypt_decrypt_from_registrypriv(adapter);
1174
1175 the_same_macaddr = !memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN);
1176
1177 pnetwork->network.Length = get_wlan_bssid_ex_sz(&pnetwork->network);
1178 if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex))
1179 return;
1180
1181 spin_lock_bh(&pmlmepriv->lock);
1182
1183 pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
1184 pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
1185
1186 if (pnetwork->join_res > 0) {
1187 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1188 retry = 0;
1189 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
1190
1191 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1192 if (the_same_macaddr) {
1193 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1194 } else {
1195 pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1196 if (pcur_wlan)
1197 pcur_wlan->fixed = false;
1198
1199 pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
1200 if (pcur_sta)
1201 rtw_free_stainfo(adapter, pcur_sta);
1202
1203 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
1204 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1205 if (ptarget_wlan)
1206 ptarget_wlan->fixed = true;
1207 }
1208 }
1209
1210 } else {
1211 ptarget_wlan = _rtw_find_same_network(&pmlmepriv->scanned_queue, pnetwork);
1212 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1213 if (ptarget_wlan)
1214 ptarget_wlan->fixed = true;
1215 }
1216 }
1217
1218
1219 if (ptarget_wlan) {
1220 rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork);
1221 } else {
1222 netdev_dbg(adapter->pnetdev,
1223 "Can't find ptarget_wlan when joinbss_event callback\n");
1224 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1225 goto ignore_joinbss_callback;
1226 }
1227
1228
1229 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1230 ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
1231 if (!ptarget_sta) {
1232 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1233 goto ignore_joinbss_callback;
1234 }
1235 }
1236
1237
1238 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1239 pmlmepriv->cur_network_scanned = ptarget_wlan;
1240 rtw_indicate_connect(adapter);
1241 }
1242
1243
1244 del_timer_sync(&pmlmepriv->assoc_timer);
1245
1246 } else {
1247 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1248 goto ignore_joinbss_callback;
1249 }
1250
1251 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1252
1253 } else if (pnetwork->join_res == -4) {
1254 rtw_reset_securitypriv(adapter);
1255 _set_timer(&pmlmepriv->assoc_timer, 1);
1256
1257
1258
1259 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == true)
1260 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1261
1262 } else {
1263
1264 #ifdef REJOIN
1265 res = _FAIL;
1266 if (retry < 2)
1267 res = rtw_select_and_join_from_scanned_queue(pmlmepriv);
1268
1269 if (res == _SUCCESS) {
1270
1271 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
1272 retry++;
1273 } else if (res == 2) {
1274 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1275 rtw_indicate_connect(adapter);
1276 } else {
1277 #endif
1278
1279 _set_timer(&pmlmepriv->assoc_timer, 1);
1280
1281 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1282
1283 #ifdef REJOIN
1284 retry = 0;
1285 }
1286 #endif
1287 }
1288
1289ignore_joinbss_callback:
1290
1291 spin_unlock_bh(&pmlmepriv->lock);
1292}
1293
1294void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf)
1295{
1296 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1297
1298 mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
1299
1300 rtw_os_xmit_schedule(adapter);
1301}
1302
1303
1304void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta, u32 mstatus)
1305{
1306 u16 media_status_rpt;
1307
1308 if (!psta)
1309 return;
1310
1311 media_status_rpt = (u16)((psta->mac_id<<8)|mstatus);
1312 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status_rpt);
1313}
1314
1315void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf)
1316{
1317 struct sta_info *psta;
1318 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1319 struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf;
1320 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1321 struct wlan_network *ptarget_wlan = NULL;
1322
1323 if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false)
1324 return;
1325
1326 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1327 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1328 if (psta) {
1329 u8 *passoc_req = NULL;
1330 u32 assoc_req_len = 0;
1331
1332 rtw_sta_media_status_rpt(adapter, psta, 1);
1333
1334 ap_sta_info_defer_update(adapter, psta);
1335
1336
1337 spin_lock_bh(&psta->lock);
1338 if (psta->passoc_req && psta->assoc_req_len > 0) {
1339 passoc_req = rtw_zmalloc(psta->assoc_req_len);
1340 if (passoc_req) {
1341 assoc_req_len = psta->assoc_req_len;
1342 memcpy(passoc_req, psta->passoc_req, assoc_req_len);
1343
1344 kfree(psta->passoc_req);
1345 psta->passoc_req = NULL;
1346 psta->assoc_req_len = 0;
1347 }
1348 }
1349 spin_unlock_bh(&psta->lock);
1350
1351 if (passoc_req && assoc_req_len > 0) {
1352 rtw_cfg80211_indicate_sta_assoc(adapter, passoc_req, assoc_req_len);
1353
1354 kfree(passoc_req);
1355 }
1356 }
1357 return;
1358 }
1359
1360
1361 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1362 if (psta) {
1363
1364
1365 return;
1366 }
1367
1368 psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
1369 if (!psta)
1370 return;
1371
1372
1373 psta->qos_option = 0;
1374 psta->mac_id = (uint)pstassoc->cam_id;
1375
1376
1377
1378 rtw_hal_set_odm_var(adapter, HAL_ODM_STA_INFO, psta, true);
1379
1380 rtw_sta_media_status_rpt(adapter, psta, 1);
1381
1382 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
1383 psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
1384
1385 psta->ieee8021x_blocked = false;
1386
1387 spin_lock_bh(&pmlmepriv->lock);
1388
1389 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
1390 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
1391 if (adapter->stapriv.asoc_sta_count == 2) {
1392 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1393 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1394 pmlmepriv->cur_network_scanned = ptarget_wlan;
1395 if (ptarget_wlan)
1396 ptarget_wlan->fixed = true;
1397 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1398
1399 rtw_indicate_connect(adapter);
1400 }
1401 }
1402
1403 spin_unlock_bh(&pmlmepriv->lock);
1404
1405 mlmeext_sta_add_event_callback(adapter, psta);
1406}
1407
1408void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf)
1409{
1410 int mac_id = (-1);
1411 struct sta_info *psta;
1412 struct wlan_network *pwlan = NULL;
1413 struct wlan_bssid_ex *pdev_network = NULL;
1414 u8 *pibss = NULL;
1415 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1416 struct stadel_event *pstadel = (struct stadel_event *)pbuf;
1417 struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
1418 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1419 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1420
1421 psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
1422 if (psta)
1423 mac_id = psta->mac_id;
1424 else
1425 mac_id = pstadel->mac_id;
1426
1427 if (mac_id >= 0) {
1428 u16 media_status;
1429
1430 media_status = (mac_id<<8)|0;
1431
1432 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
1433 }
1434
1435
1436 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
1437 return;
1438
1439 mlmeext_sta_del_event_callback(adapter);
1440
1441 spin_lock_bh(&pmlmepriv->lock);
1442
1443 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1444 u16 reason = *((unsigned short *)(pstadel->rsvd));
1445 bool roam = false;
1446 struct wlan_network *roam_target = NULL;
1447
1448 if (adapter->registrypriv.wifi_spec == 1) {
1449 roam = false;
1450 } else if (reason == WLAN_REASON_EXPIRATION_CHK && rtw_chk_roam_flags(adapter, RTW_ROAM_ON_EXPIRED)) {
1451 roam = true;
1452 } else if (reason == WLAN_REASON_ACTIVE_ROAM && rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1453 roam = true;
1454 roam_target = pmlmepriv->roam_network;
1455 }
1456
1457 if (roam) {
1458 if (rtw_to_roam(adapter) > 0)
1459 rtw_dec_to_roam(adapter);
1460 else if (rtw_to_roam(adapter) == 0)
1461 rtw_set_to_roam(adapter, adapter->registrypriv.max_roaming_times);
1462 } else {
1463 rtw_set_to_roam(adapter, 0);
1464 }
1465
1466 rtw_free_uc_swdec_pending_queue(adapter);
1467
1468 rtw_free_assoc_resources(adapter, 1);
1469 rtw_indicate_disconnect(adapter);
1470
1471 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1472
1473 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1474 if (pwlan) {
1475 pwlan->fixed = false;
1476 rtw_free_network_nolock(adapter, pwlan);
1477 }
1478 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1479
1480 _rtw_roaming(adapter, roam_target);
1481 }
1482
1483 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
1484 check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1485
1486 rtw_free_stainfo(adapter, psta);
1487
1488 if (adapter->stapriv.asoc_sta_count == 1) {
1489 u8 ret = _SUCCESS;
1490
1491 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1492
1493
1494 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1495 if (pwlan) {
1496 pwlan->fixed = false;
1497 rtw_free_network_nolock(adapter, pwlan);
1498 }
1499 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1500
1501 pdev_network = &(adapter->registrypriv.dev_network);
1502 pibss = adapter->registrypriv.dev_network.MacAddress;
1503
1504 memcpy(pdev_network, &tgt_network->network, get_wlan_bssid_ex_sz(&tgt_network->network));
1505
1506 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
1507
1508 rtw_update_registrypriv_dev_network(adapter);
1509
1510 rtw_generate_random_ibss(pibss);
1511
1512 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1513 set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
1514 _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
1515 }
1516
1517 ret = rtw_createbss_cmd(adapter);
1518 if (ret != _SUCCESS)
1519 goto unlock;
1520 }
1521
1522 }
1523
1524unlock:
1525 spin_unlock_bh(&pmlmepriv->lock);
1526}
1527
1528void rtw_cpwm_event_callback(struct adapter *padapter, u8 *pbuf)
1529{
1530 struct reportpwrstate_parm *preportpwrstate;
1531
1532 preportpwrstate = (struct reportpwrstate_parm *)pbuf;
1533 preportpwrstate->state |= (u8)(adapter_to_pwrctl(padapter)->cpwm_tog + 0x80);
1534 cpwm_int_hdl(padapter, preportpwrstate);
1535}
1536
1537void rtw_wmm_event_callback(struct adapter *padapter, u8 *pbuf)
1538{
1539 WMMOnAssocRsp(padapter);
1540}
1541
1542
1543
1544
1545
1546void _rtw_join_timeout_handler(struct timer_list *t)
1547{
1548 struct adapter *adapter = from_timer(adapter, t,
1549 mlmepriv.assoc_timer);
1550 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1551
1552 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1553 return;
1554
1555 spin_lock_bh(&pmlmepriv->lock);
1556
1557 if (rtw_to_roam(adapter) > 0) {
1558 while (1) {
1559 rtw_dec_to_roam(adapter);
1560 if (rtw_to_roam(adapter) != 0) {
1561 int do_join_r;
1562
1563 do_join_r = rtw_do_join(adapter);
1564 if (_SUCCESS != do_join_r) {
1565 continue;
1566 }
1567 break;
1568 } else {
1569 rtw_indicate_disconnect(adapter);
1570 break;
1571 }
1572 }
1573
1574 } else {
1575 rtw_indicate_disconnect(adapter);
1576 free_scanqueue(pmlmepriv);
1577
1578
1579 rtw_cfg80211_indicate_disconnect(adapter);
1580
1581 }
1582
1583 spin_unlock_bh(&pmlmepriv->lock);
1584}
1585
1586
1587
1588
1589
1590void rtw_scan_timeout_handler(struct timer_list *t)
1591{
1592 struct adapter *adapter = from_timer(adapter, t,
1593 mlmepriv.scan_to_timer);
1594 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1595
1596 spin_lock_bh(&pmlmepriv->lock);
1597
1598 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1599
1600 spin_unlock_bh(&pmlmepriv->lock);
1601
1602 rtw_indicate_scan_done(adapter, true);
1603}
1604
1605void rtw_mlme_reset_auto_scan_int(struct adapter *adapter)
1606{
1607 struct mlme_priv *mlme = &adapter->mlmepriv;
1608 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1609 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1610
1611 if (pmlmeinfo->VHT_enable)
1612 mlme->auto_scan_int_ms = 0;
1613 else if (adapter->registrypriv.wifi_spec && is_client_associated_to_ap(adapter) == true)
1614 mlme->auto_scan_int_ms = 60*1000;
1615 else if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1616 if (check_fwstate(mlme, WIFI_STATION_STATE) && check_fwstate(mlme, _FW_LINKED))
1617 mlme->auto_scan_int_ms = mlme->roam_scan_int_ms;
1618 } else
1619 mlme->auto_scan_int_ms = 0;
1620}
1621
1622static void rtw_auto_scan_handler(struct adapter *padapter)
1623{
1624 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1625
1626 rtw_mlme_reset_auto_scan_int(padapter);
1627
1628 if (pmlmepriv->auto_scan_int_ms != 0
1629 && jiffies_to_msecs(jiffies - pmlmepriv->scan_start_time) > pmlmepriv->auto_scan_int_ms) {
1630
1631 if (!padapter->registrypriv.wifi_spec) {
1632 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING) == true)
1633 goto exit;
1634
1635 if (pmlmepriv->LinkDetectInfo.bBusyTraffic)
1636 goto exit;
1637 }
1638
1639 rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
1640 }
1641
1642exit:
1643 return;
1644}
1645
1646void rtw_dynamic_check_timer_handler(struct adapter *adapter)
1647{
1648 if (!adapter)
1649 return;
1650
1651 if (!adapter->hw_init_completed)
1652 return;
1653
1654 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1655 return;
1656
1657 if (adapter->net_closed)
1658 return;
1659
1660 if ((adapter_to_pwrctl(adapter)->fw_current_in_ps_mode)
1661 && !(hal_btcoex_IsBtControlLps(adapter))
1662 ) {
1663 u8 bEnterPS;
1664
1665 linked_status_chk(adapter);
1666
1667 bEnterPS = traffic_status_watchdog(adapter, 1);
1668 if (bEnterPS) {
1669
1670 rtw_hal_dm_watchdog_in_lps(adapter);
1671 } else {
1672
1673 }
1674
1675 } else {
1676 if (is_primary_adapter(adapter))
1677 rtw_dynamic_chk_wk_cmd(adapter);
1678 }
1679
1680
1681 rtw_auto_scan_handler(adapter);
1682}
1683
1684inline bool rtw_is_scan_deny(struct adapter *adapter)
1685{
1686 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1687
1688 return (atomic_read(&mlmepriv->set_scan_deny) != 0) ? true : false;
1689}
1690
1691inline void rtw_clear_scan_deny(struct adapter *adapter)
1692{
1693 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1694
1695 atomic_set(&mlmepriv->set_scan_deny, 0);
1696}
1697
1698void rtw_set_scan_deny(struct adapter *adapter, u32 ms)
1699{
1700 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1701
1702 atomic_set(&mlmepriv->set_scan_deny, 1);
1703 _set_timer(&mlmepriv->set_scan_deny_timer, ms);
1704}
1705
1706
1707
1708
1709
1710
1711static int rtw_check_roaming_candidate(struct mlme_priv *mlme
1712 , struct wlan_network **candidate, struct wlan_network *competitor)
1713{
1714 int updated = false;
1715 struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
1716
1717 if (is_same_ess(&competitor->network, &mlme->cur_network.network) == false)
1718 goto exit;
1719
1720 if (rtw_is_desired_network(adapter, competitor) == false)
1721 goto exit;
1722
1723
1724 if (!is_zero_mac_addr(mlme->roam_tgt_addr)) {
1725 if (!memcmp(mlme->roam_tgt_addr, competitor->network.MacAddress, ETH_ALEN))
1726 goto update;
1727 else
1728 goto exit;
1729 }
1730 if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms)
1731 goto exit;
1732
1733 if (competitor->network.Rssi - mlme->cur_network_scanned->network.Rssi < mlme->roam_rssi_diff_th)
1734 goto exit;
1735
1736 if (*candidate && (*candidate)->network.Rssi >= competitor->network.Rssi)
1737 goto exit;
1738
1739update:
1740 *candidate = competitor;
1741 updated = true;
1742
1743exit:
1744 return updated;
1745}
1746
1747int rtw_select_roaming_candidate(struct mlme_priv *mlme)
1748{
1749 int ret = _FAIL;
1750 struct list_head *phead;
1751 struct __queue *queue = &(mlme->scanned_queue);
1752 struct wlan_network *pnetwork = NULL;
1753 struct wlan_network *candidate = NULL;
1754
1755 if (!mlme->cur_network_scanned) {
1756 rtw_warn_on(1);
1757 return ret;
1758 }
1759
1760 spin_lock_bh(&(mlme->scanned_queue.lock));
1761 phead = get_list_head(queue);
1762
1763 list_for_each(mlme->pscanned, phead) {
1764
1765 pnetwork = list_entry(mlme->pscanned, struct wlan_network,
1766 list);
1767
1768 rtw_check_roaming_candidate(mlme, &candidate, pnetwork);
1769
1770 }
1771
1772 if (!candidate) {
1773 ret = _FAIL;
1774 goto exit;
1775 } else {
1776 mlme->roam_network = candidate;
1777
1778 if (!memcmp(candidate->network.MacAddress, mlme->roam_tgt_addr, ETH_ALEN))
1779 eth_zero_addr(mlme->roam_tgt_addr);
1780 }
1781
1782 ret = _SUCCESS;
1783exit:
1784 spin_unlock_bh(&(mlme->scanned_queue.lock));
1785
1786 return ret;
1787}
1788
1789
1790
1791
1792
1793
1794static int rtw_check_join_candidate(struct mlme_priv *mlme
1795 , struct wlan_network **candidate, struct wlan_network *competitor)
1796{
1797 int updated = false;
1798 struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
1799
1800
1801 if (mlme->assoc_by_bssid) {
1802 if (memcmp(competitor->network.MacAddress, mlme->assoc_bssid, ETH_ALEN))
1803 goto exit;
1804 }
1805
1806
1807 if (mlme->assoc_ssid.Ssid[0] && mlme->assoc_ssid.SsidLength) {
1808 if (competitor->network.Ssid.SsidLength != mlme->assoc_ssid.SsidLength
1809 || memcmp(competitor->network.Ssid.Ssid, mlme->assoc_ssid.Ssid, mlme->assoc_ssid.SsidLength)
1810 )
1811 goto exit;
1812 }
1813
1814 if (rtw_is_desired_network(adapter, competitor) == false)
1815 goto exit;
1816
1817 if (rtw_to_roam(adapter) > 0) {
1818 if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms
1819 || is_same_ess(&competitor->network, &mlme->cur_network.network) == false
1820 )
1821 goto exit;
1822 }
1823
1824 if (*candidate == NULL || (*candidate)->network.Rssi < competitor->network.Rssi) {
1825 *candidate = competitor;
1826 updated = true;
1827 }
1828
1829exit:
1830 return updated;
1831}
1832
1833
1834
1835
1836
1837
1838
1839
1840int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv)
1841{
1842 int ret;
1843 struct list_head *phead;
1844 struct adapter *adapter;
1845 struct __queue *queue = &(pmlmepriv->scanned_queue);
1846 struct wlan_network *pnetwork = NULL;
1847 struct wlan_network *candidate = NULL;
1848
1849 adapter = (struct adapter *)pmlmepriv->nic_hdl;
1850
1851 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1852
1853 if (pmlmepriv->roam_network) {
1854 candidate = pmlmepriv->roam_network;
1855 pmlmepriv->roam_network = NULL;
1856 goto candidate_exist;
1857 }
1858
1859 phead = get_list_head(queue);
1860 list_for_each(pmlmepriv->pscanned, phead) {
1861
1862 pnetwork = list_entry(pmlmepriv->pscanned,
1863 struct wlan_network, list);
1864
1865 rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
1866
1867 }
1868
1869 if (!candidate) {
1870 ret = _FAIL;
1871 goto exit;
1872 } else {
1873 goto candidate_exist;
1874 }
1875
1876candidate_exist:
1877
1878
1879 if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
1880 rtw_disassoc_cmd(adapter, 0, true);
1881 rtw_indicate_disconnect(adapter);
1882 rtw_free_assoc_resources(adapter, 0);
1883 }
1884
1885 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
1886 ret = rtw_joinbss_cmd(adapter, candidate);
1887
1888exit:
1889 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1890 return ret;
1891}
1892
1893signed int rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv)
1894{
1895 struct cmd_obj *pcmd;
1896 struct setauth_parm *psetauthparm;
1897 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
1898 signed int res = _SUCCESS;
1899
1900 pcmd = rtw_zmalloc(sizeof(struct cmd_obj));
1901 if (!pcmd) {
1902 res = _FAIL;
1903 goto exit;
1904 }
1905
1906 psetauthparm = rtw_zmalloc(sizeof(struct setauth_parm));
1907 if (!psetauthparm) {
1908 kfree(pcmd);
1909 res = _FAIL;
1910 goto exit;
1911 }
1912
1913 psetauthparm->mode = (unsigned char)psecuritypriv->dot11AuthAlgrthm;
1914
1915 pcmd->cmdcode = _SetAuth_CMD_;
1916 pcmd->parmbuf = (unsigned char *)psetauthparm;
1917 pcmd->cmdsz = (sizeof(struct setauth_parm));
1918 pcmd->rsp = NULL;
1919 pcmd->rspsz = 0;
1920
1921 INIT_LIST_HEAD(&pcmd->list);
1922
1923 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
1924
1925exit:
1926 return res;
1927}
1928
1929signed int rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, signed int keyid, u8 set_tx, bool enqueue)
1930{
1931 u8 keylen;
1932 struct cmd_obj *pcmd;
1933 struct setkey_parm *psetkeyparm;
1934 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
1935 signed int res = _SUCCESS;
1936
1937 psetkeyparm = rtw_zmalloc(sizeof(struct setkey_parm));
1938 if (!psetkeyparm) {
1939 res = _FAIL;
1940 goto exit;
1941 }
1942
1943 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
1944 psetkeyparm->algorithm = (unsigned char)psecuritypriv->dot118021XGrpPrivacy;
1945 else
1946 psetkeyparm->algorithm = (u8)psecuritypriv->dot11PrivacyAlgrthm;
1947
1948 psetkeyparm->keyid = (u8)keyid;
1949 psetkeyparm->set_tx = set_tx;
1950 if (is_wep_enc(psetkeyparm->algorithm))
1951 adapter->securitypriv.key_mask |= BIT(psetkeyparm->keyid);
1952
1953 switch (psetkeyparm->algorithm) {
1954
1955 case _WEP40_:
1956 keylen = 5;
1957 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
1958 break;
1959 case _WEP104_:
1960 keylen = 13;
1961 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
1962 break;
1963 case _TKIP_:
1964 keylen = 16;
1965 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
1966 psetkeyparm->grpkey = 1;
1967 break;
1968 case _AES_:
1969 keylen = 16;
1970 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
1971 psetkeyparm->grpkey = 1;
1972 break;
1973 default:
1974 res = _FAIL;
1975 kfree(psetkeyparm);
1976 goto exit;
1977 }
1978
1979 if (enqueue) {
1980 pcmd = rtw_zmalloc(sizeof(struct cmd_obj));
1981 if (!pcmd) {
1982 kfree(psetkeyparm);
1983 res = _FAIL;
1984 goto exit;
1985 }
1986
1987 pcmd->cmdcode = _SetKey_CMD_;
1988 pcmd->parmbuf = (u8 *)psetkeyparm;
1989 pcmd->cmdsz = (sizeof(struct setkey_parm));
1990 pcmd->rsp = NULL;
1991 pcmd->rspsz = 0;
1992
1993 INIT_LIST_HEAD(&pcmd->list);
1994
1995 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
1996 } else {
1997 setkey_hdl(adapter, (u8 *)psetkeyparm);
1998 kfree(psetkeyparm);
1999 }
2000exit:
2001 return res;
2002}
2003
2004
2005int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
2006{
2007 unsigned int ielength = 0;
2008 unsigned int i, j;
2009
2010 i = 12;
2011 while (i < in_len) {
2012 ielength = initial_out_len;
2013
2014 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) {
2015 for (j = i; j < i + 9; j++) {
2016 out_ie[ielength] = in_ie[j];
2017 ielength++;
2018 }
2019 out_ie[initial_out_len + 1] = 0x07;
2020 out_ie[initial_out_len + 6] = 0x00;
2021 out_ie[initial_out_len + 8] = 0x00;
2022
2023 break;
2024 }
2025
2026 i += (in_ie[i+1]+2);
2027 }
2028
2029 return ielength;
2030
2031}
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044static int SecIsInPMKIDList(struct adapter *Adapter, u8 *bssid)
2045{
2046 struct security_priv *psecuritypriv = &Adapter->securitypriv;
2047 int i = 0;
2048
2049 do {
2050 if ((psecuritypriv->PMKIDList[i].bUsed) &&
2051 (!memcmp(psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN))) {
2052 break;
2053 } else {
2054 i++;
2055
2056 }
2057
2058 } while (i < NUM_PMKID_CACHE);
2059
2060 if (i == NUM_PMKID_CACHE) {
2061 i = -1;
2062 } else {
2063
2064 }
2065
2066 return i;
2067
2068}
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078static int rtw_append_pmkid(struct adapter *Adapter, int iEntry, u8 *ie, uint ie_len)
2079{
2080 struct security_priv *psecuritypriv = &Adapter->securitypriv;
2081
2082 if (ie[13] <= 20) {
2083
2084 ie[ie_len] = 1;
2085 ie_len++;
2086 ie[ie_len] = 0;
2087 ie_len++;
2088 memcpy(&ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
2089
2090 ie_len += 16;
2091 ie[13] += 18;
2092
2093 }
2094 return ie_len;
2095}
2096
2097signed int rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len)
2098{
2099 u8 authmode = 0x0;
2100 uint ielength;
2101 int iEntry;
2102
2103 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
2104 struct security_priv *psecuritypriv = &adapter->securitypriv;
2105 uint ndisauthmode = psecuritypriv->ndisauthtype;
2106
2107
2108 memcpy(out_ie, in_ie, 12);
2109 ielength = 12;
2110 if ((ndisauthmode == Ndis802_11AuthModeWPA) || (ndisauthmode == Ndis802_11AuthModeWPAPSK))
2111 authmode = WLAN_EID_VENDOR_SPECIFIC;
2112 if ((ndisauthmode == Ndis802_11AuthModeWPA2) || (ndisauthmode == Ndis802_11AuthModeWPA2PSK))
2113 authmode = WLAN_EID_RSN;
2114
2115 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
2116 memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len);
2117
2118 ielength += psecuritypriv->wps_ie_len;
2119 } else if ((authmode == WLAN_EID_VENDOR_SPECIFIC) || (authmode == WLAN_EID_RSN)) {
2120
2121 memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
2122
2123
2124
2125
2126
2127
2128
2129
2130 ielength += psecuritypriv->supplicant_ie[1]+2;
2131 rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie);
2132 }
2133
2134 iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
2135 if (iEntry < 0) {
2136 return ielength;
2137 } else {
2138 if (authmode == WLAN_EID_RSN)
2139 ielength = rtw_append_pmkid(adapter, iEntry, out_ie, ielength);
2140 }
2141 return ielength;
2142}
2143
2144void rtw_init_registrypriv_dev_network(struct adapter *adapter)
2145{
2146 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2147 struct eeprom_priv *peepriv = &adapter->eeprompriv;
2148 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2149 u8 *myhwaddr = myid(peepriv);
2150
2151 memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
2152
2153 memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(struct ndis_802_11_ssid));
2154
2155 pdev_network->Configuration.Length = sizeof(struct ndis_802_11_conf);
2156 pdev_network->Configuration.BeaconPeriod = 100;
2157 pdev_network->Configuration.FHConfig.Length = 0;
2158 pdev_network->Configuration.FHConfig.HopPattern = 0;
2159 pdev_network->Configuration.FHConfig.HopSet = 0;
2160 pdev_network->Configuration.FHConfig.DwellTime = 0;
2161}
2162
2163void rtw_update_registrypriv_dev_network(struct adapter *adapter)
2164{
2165 int sz = 0;
2166 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2167 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2168 struct security_priv *psecuritypriv = &adapter->securitypriv;
2169 struct wlan_network *cur_network = &adapter->mlmepriv.cur_network;
2170
2171
2172 pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ;
2173
2174 pdev_network->Rssi = 0;
2175
2176 switch (pregistrypriv->wireless_mode) {
2177 case WIRELESS_11B:
2178 pdev_network->NetworkTypeInUse = (Ndis802_11DS);
2179 break;
2180 case WIRELESS_11G:
2181 case WIRELESS_11BG:
2182 case WIRELESS_11_24N:
2183 case WIRELESS_11G_24N:
2184 case WIRELESS_11BG_24N:
2185 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2186 break;
2187 default:
2188
2189 break;
2190 }
2191
2192 pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
2193
2194 if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
2195 pdev_network->Configuration.ATIMWindow = (0);
2196
2197 pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
2198
2199
2200
2201
2202
2203 sz = rtw_generate_ie(pregistrypriv);
2204
2205 pdev_network->IELength = sz;
2206
2207 pdev_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pdev_network);
2208
2209
2210
2211}
2212
2213void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter)
2214{
2215}
2216
2217
2218void rtw_joinbss_reset(struct adapter *padapter)
2219{
2220 u8 threshold;
2221 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2222
2223 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2224
2225
2226
2227 pmlmepriv->num_FortyMHzIntolerant = 0;
2228
2229 pmlmepriv->num_sta_no_ht = 0;
2230
2231 phtpriv->ampdu_enable = false;
2232
2233
2234
2235 if (phtpriv->ht_option) {
2236 if (padapter->registrypriv.wifi_spec == 1)
2237 threshold = 1;
2238 else
2239 threshold = 0;
2240 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2241 } else {
2242 threshold = 1;
2243 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2244 }
2245}
2246
2247void rtw_ht_use_default_setting(struct adapter *padapter)
2248{
2249 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2250 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2251 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2252 bool bHwLDPCSupport = false, bHwSTBCSupport = false;
2253 bool bHwSupportBeamformer = false, bHwSupportBeamformee = false;
2254
2255 if (pregistrypriv->wifi_spec)
2256 phtpriv->bss_coexist = 1;
2257 else
2258 phtpriv->bss_coexist = 0;
2259
2260 phtpriv->sgi_40m = TEST_FLAG(pregistrypriv->short_gi, BIT1) ? true : false;
2261 phtpriv->sgi_20m = TEST_FLAG(pregistrypriv->short_gi, BIT0) ? true : false;
2262
2263
2264 rtw_hal_get_def_var(padapter, HAL_DEF_RX_LDPC, (u8 *)&bHwLDPCSupport);
2265 CLEAR_FLAGS(phtpriv->ldpc_cap);
2266 if (bHwLDPCSupport) {
2267 if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT4))
2268 SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_RX);
2269 }
2270 rtw_hal_get_def_var(padapter, HAL_DEF_TX_LDPC, (u8 *)&bHwLDPCSupport);
2271 if (bHwLDPCSupport) {
2272 if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT5))
2273 SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX);
2274 }
2275
2276
2277 rtw_hal_get_def_var(padapter, HAL_DEF_TX_STBC, (u8 *)&bHwSTBCSupport);
2278 CLEAR_FLAGS(phtpriv->stbc_cap);
2279 if (bHwSTBCSupport) {
2280 if (TEST_FLAG(pregistrypriv->stbc_cap, BIT5))
2281 SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX);
2282 }
2283 rtw_hal_get_def_var(padapter, HAL_DEF_RX_STBC, (u8 *)&bHwSTBCSupport);
2284 if (bHwSTBCSupport) {
2285 if (TEST_FLAG(pregistrypriv->stbc_cap, BIT4))
2286 SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX);
2287 }
2288
2289
2290 rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMER, (u8 *)&bHwSupportBeamformer);
2291 rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMEE, (u8 *)&bHwSupportBeamformee);
2292 CLEAR_FLAGS(phtpriv->beamform_cap);
2293 if (TEST_FLAG(pregistrypriv->beamform_cap, BIT4) && bHwSupportBeamformer)
2294 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
2295
2296 if (TEST_FLAG(pregistrypriv->beamform_cap, BIT5) && bHwSupportBeamformee)
2297 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
2298}
2299
2300void rtw_build_wmm_ie_ht(struct adapter *padapter, u8 *out_ie, uint *pout_len)
2301{
2302 unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
2303 int out_len;
2304
2305 if (padapter->mlmepriv.qospriv.qos_option == 0) {
2306 out_len = *pout_len;
2307 rtw_set_ie(out_ie+out_len, WLAN_EID_VENDOR_SPECIFIC,
2308 _WMM_IE_Length_, WMM_IE, pout_len);
2309
2310 padapter->mlmepriv.qospriv.qos_option = 1;
2311 }
2312}
2313
2314
2315unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len, u8 channel)
2316{
2317 u32 ielen, out_len;
2318 enum ieee80211_max_ampdu_length_exp max_rx_ampdu_factor;
2319 unsigned char *p;
2320 struct ieee80211_ht_cap ht_capie;
2321 u8 cbw40_enable = 0, stbc_rx_enable = 0, rf_type = 0, operation_bw = 0;
2322 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2323 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2324 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2325 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2326
2327 phtpriv->ht_option = false;
2328
2329 out_len = *pout_len;
2330
2331 memset(&ht_capie, 0, sizeof(struct ieee80211_ht_cap));
2332
2333 ht_capie.cap_info = cpu_to_le16(IEEE80211_HT_CAP_DSSSCCK40);
2334
2335 if (phtpriv->sgi_20m)
2336 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_20);
2337
2338
2339 if (!in_ie) {
2340
2341 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
2342 operation_bw = padapter->mlmeextpriv.cur_bwmode;
2343 if (operation_bw > CHANNEL_WIDTH_40)
2344 operation_bw = CHANNEL_WIDTH_40;
2345 } else
2346
2347 operation_bw = CHANNEL_WIDTH_40;
2348 } else {
2349 p = rtw_get_ie(in_ie, WLAN_EID_HT_OPERATION, &ielen, in_len);
2350 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2351 struct HT_info_element *pht_info = (struct HT_info_element *)(p+2);
2352
2353 if (pht_info->infos[0] & BIT(2)) {
2354 switch (pht_info->infos[0] & 0x3) {
2355 case 1:
2356 case 3:
2357 operation_bw = CHANNEL_WIDTH_40;
2358 break;
2359 default:
2360 operation_bw = CHANNEL_WIDTH_20;
2361 break;
2362 }
2363 } else {
2364 operation_bw = CHANNEL_WIDTH_20;
2365 }
2366 }
2367 }
2368
2369
2370 if (channel > 14) {
2371 if ((pregistrypriv->bw_mode & 0xf0) > 0)
2372 cbw40_enable = 1;
2373 } else {
2374 if ((pregistrypriv->bw_mode & 0x0f) > 0)
2375 cbw40_enable = 1;
2376 }
2377
2378 if ((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) {
2379 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH);
2380 if (phtpriv->sgi_40m)
2381 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_40);
2382 }
2383
2384 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX))
2385 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_TX_STBC);
2386
2387
2388 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SM_PS);
2389
2390 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX)) {
2391 if ((channel <= 14 && pregistrypriv->rx_stbc == 0x1) ||
2392 (pregistrypriv->wifi_spec == 1))
2393 stbc_rx_enable = 1;
2394 }
2395
2396
2397 memcpy(ht_capie.mcs.rx_mask, pmlmeext->default_supported_mcs_set, 16);
2398
2399
2400 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2401
2402 switch (rf_type) {
2403 case RF_1T1R:
2404 if (stbc_rx_enable)
2405 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_1R);
2406
2407 set_mcs_rate_by_mask(ht_capie.mcs.rx_mask, MCS_RATE_1R);
2408 break;
2409
2410 case RF_2T2R:
2411 case RF_1T2R:
2412 default:
2413 if (stbc_rx_enable)
2414 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_2R);
2415
2416 set_mcs_rate_by_mask(ht_capie.mcs.rx_mask, MCS_RATE_2R);
2417 break;
2418 }
2419
2420 {
2421 u32 rx_packet_offset, max_recvbuf_sz;
2422
2423 rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset);
2424 rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz);
2425 }
2426
2427 if (padapter->driver_rx_ampdu_factor != 0xFF)
2428 max_rx_ampdu_factor =
2429 (enum ieee80211_max_ampdu_length_exp)padapter->driver_rx_ampdu_factor;
2430 else
2431 rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR,
2432 &max_rx_ampdu_factor);
2433
2434
2435 ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03);
2436
2437 if (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
2438 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
2439 else
2440 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
2441
2442 rtw_set_ie(out_ie+out_len, WLAN_EID_HT_CAPABILITY,
2443 sizeof(struct ieee80211_ht_cap), (unsigned char *)&ht_capie, pout_len);
2444
2445 phtpriv->ht_option = true;
2446
2447 if (in_ie) {
2448 p = rtw_get_ie(in_ie, WLAN_EID_HT_OPERATION, &ielen, in_len);
2449 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2450 out_len = *pout_len;
2451 rtw_set_ie(out_ie+out_len, WLAN_EID_HT_OPERATION, ielen, p+2, pout_len);
2452 }
2453 }
2454
2455 return phtpriv->ht_option;
2456
2457}
2458
2459
2460void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len, u8 channel)
2461{
2462 u8 *p, max_ampdu_sz;
2463 int len;
2464
2465 struct ieee80211_ht_cap *pht_capie;
2466
2467 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2468 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2469
2470 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2471
2472 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2473 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2474 u8 cbw40_enable = 0;
2475
2476 if (!phtpriv->ht_option)
2477 return;
2478
2479 if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable))
2480 return;
2481
2482
2483 if (!(phtpriv->ampdu_enable) && pregistrypriv->ampdu_enable == 1) {
2484 phtpriv->ampdu_enable = true;
2485 }
2486
2487
2488 len = 0;
2489 p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fix_ie), WLAN_EID_HT_CAPABILITY, &len, ie_len-sizeof(struct ndis_802_11_fix_ie));
2490 if (p && len > 0) {
2491 pht_capie = (struct ieee80211_ht_cap *)(p+2);
2492 max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
2493 max_ampdu_sz = 1 << (max_ampdu_sz+3);
2494
2495 phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
2496
2497 }
2498
2499 len = 0;
2500 p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fix_ie), WLAN_EID_HT_OPERATION, &len, ie_len-sizeof(struct ndis_802_11_fix_ie));
2501 if (p && len > 0) {
2502
2503 }
2504
2505 if (channel > 14) {
2506 if ((pregistrypriv->bw_mode & 0xf0) > 0)
2507 cbw40_enable = 1;
2508 } else {
2509 if ((pregistrypriv->bw_mode & 0x0f) > 0)
2510 cbw40_enable = 1;
2511 }
2512
2513
2514 if ((cbw40_enable) &&
2515 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
2516 BIT(1)) && (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
2517 int i;
2518 u8 rf_type;
2519
2520 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2521
2522
2523 for (i = 0; i < 16; i++)
2524 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
2525
2526
2527 switch (rf_type) {
2528 case RF_1T1R:
2529 case RF_1T2R:
2530 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
2531 break;
2532 case RF_2T2R:
2533 default:
2534 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
2535 }
2536
2537
2538
2539 switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
2540 case EXTCHNL_OFFSET_UPPER:
2541 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
2542 break;
2543
2544 case EXTCHNL_OFFSET_LOWER:
2545 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
2546 break;
2547
2548 default:
2549 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
2550 break;
2551 }
2552 }
2553
2554
2555
2556
2557 pmlmeinfo->SM_PS =
2558 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
2559 0x0C) >> 2;
2560
2561
2562
2563
2564 pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
2565}
2566
2567void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitframe)
2568{
2569 u8 issued;
2570 int priority;
2571 struct sta_info *psta = NULL;
2572 struct ht_priv *phtpriv;
2573 struct pkt_attrib *pattrib = &pxmitframe->attrib;
2574 s32 bmcst = IS_MCAST(pattrib->ra);
2575
2576
2577 if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod < 100))
2578 return;
2579
2580 priority = pattrib->priority;
2581
2582 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
2583 if (pattrib->psta != psta)
2584 return;
2585
2586 if (!psta)
2587 return;
2588
2589 if (!(psta->state & _FW_LINKED))
2590 return;
2591
2592 phtpriv = &psta->htpriv;
2593
2594 if (phtpriv->ht_option && phtpriv->ampdu_enable) {
2595 issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
2596 issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
2597
2598 if (0 == issued) {
2599 psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
2600 rtw_addbareq_cmd(padapter, (u8) priority, pattrib->ra);
2601 }
2602 }
2603
2604}
2605
2606void rtw_append_exented_cap(struct adapter *padapter, u8 *out_ie, uint *pout_len)
2607{
2608 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2609 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2610 u8 cap_content[8] = {0};
2611
2612 if (phtpriv->bss_coexist)
2613 SET_EXT_CAPABILITY_ELE_BSS_COEXIST(cap_content, 1);
2614
2615 rtw_set_ie(out_ie + *pout_len, WLAN_EID_EXT_CAPABILITY, 8, cap_content, pout_len);
2616}
2617
2618inline void rtw_set_to_roam(struct adapter *adapter, u8 to_roam)
2619{
2620 if (to_roam == 0)
2621 adapter->mlmepriv.to_join = false;
2622 adapter->mlmepriv.to_roam = to_roam;
2623}
2624
2625inline u8 rtw_dec_to_roam(struct adapter *adapter)
2626{
2627 adapter->mlmepriv.to_roam--;
2628 return adapter->mlmepriv.to_roam;
2629}
2630
2631inline u8 rtw_to_roam(struct adapter *adapter)
2632{
2633 return adapter->mlmepriv.to_roam;
2634}
2635
2636void rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
2637{
2638 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2639
2640 spin_lock_bh(&pmlmepriv->lock);
2641 _rtw_roaming(padapter, tgt_network);
2642 spin_unlock_bh(&pmlmepriv->lock);
2643}
2644void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
2645{
2646 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2647 struct wlan_network *cur_network = &pmlmepriv->cur_network;
2648 int do_join_r;
2649
2650 if (0 < rtw_to_roam(padapter)) {
2651 memcpy(&pmlmepriv->assoc_ssid, &cur_network->network.Ssid, sizeof(struct ndis_802_11_ssid));
2652
2653 pmlmepriv->assoc_by_bssid = false;
2654
2655 while (1) {
2656 do_join_r = rtw_do_join(padapter);
2657 if (_SUCCESS == do_join_r) {
2658 break;
2659 } else {
2660 rtw_dec_to_roam(padapter);
2661
2662 if (rtw_to_roam(padapter) > 0) {
2663 continue;
2664 } else {
2665 rtw_indicate_disconnect(padapter);
2666 break;
2667 }
2668 }
2669 }
2670 }
2671
2672}
2673
2674signed int rtw_linked_check(struct adapter *padapter)
2675{
2676 if ((check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == true) ||
2677 (check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == true)) {
2678 if (padapter->stapriv.asoc_sta_count > 2)
2679 return true;
2680 } else {
2681 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == true)
2682 return true;
2683 }
2684 return false;
2685}
2686