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staging: r8188eu: Fix AP mode
[GitHub/moto-9609/android_kernel_motorola_exynos9610.git] / drivers / staging / rtl8188eu / core / rtw_ap.c
CommitLineData
9a7fe54d
LF		 1/******************************************************************************
2 *
3 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
4 *
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.
8 *
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
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
17 *
18 *
19 ******************************************************************************/
20#define _RTW_AP_C_
21
22#include <osdep_service.h>
23#include <drv_types.h>
24#include <wifi.h>
25#include <ieee80211.h>
26
27#ifdef CONFIG_88EU_AP_MODE
28
29void init_mlme_ap_info(struct adapter *padapter)
30{
31 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
32 struct sta_priv *pstapriv = &padapter->stapriv;
33 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
34
35
36 _rtw_spinlock_init(&pmlmepriv->bcn_update_lock);
37
38 /* for ACL */
39 _rtw_init_queue(&pacl_list->acl_node_q);
40
41 start_ap_mode(padapter);
42}
43
44void free_mlme_ap_info(struct adapter *padapter)
45{
46 unsigned long irqL;
47 struct sta_info *psta = NULL;
48 struct sta_priv *pstapriv = &padapter->stapriv;
49 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
50 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
51 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
52
53 pmlmepriv->update_bcn = false;
54 pmlmeext->bstart_bss = false;
55
56 rtw_sta_flush(padapter);
57
58 pmlmeinfo->state = _HW_STATE_NOLINK_;
59
60 /* free_assoc_sta_resources */
61 rtw_free_all_stainfo(padapter);
62
63 /* free bc/mc sta_info */
64 psta = rtw_get_bcmc_stainfo(padapter);
65 _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
66 rtw_free_stainfo(padapter, psta);
67 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
68
69 _rtw_spinlock_free(&pmlmepriv->bcn_update_lock);
70}
71
72static void update_BCNTIM(struct adapter *padapter)
73{
74 struct sta_priv *pstapriv = &padapter->stapriv;
75 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
76 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
77 struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
78 unsigned char *pie = pnetwork_mlmeext->IEs;
79
80 /* update TIM IE */
81 if (true) {
82 u8 *p, *dst_ie, *premainder_ie = NULL;
83 u8 *pbackup_remainder_ie = NULL;
84 __le16 tim_bitmap_le;
85 uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
86
87 tim_bitmap_le = cpu_to_le16(pstapriv->tim_bitmap);
88
89 p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, _TIM_IE_, &tim_ielen, pnetwork_mlmeext->IELength - _FIXED_IE_LENGTH_);
90 if (p != NULL && tim_ielen > 0) {
91 tim_ielen += 2;
92 premainder_ie = p+tim_ielen;
93 tim_ie_offset = (int)(p - pie);
94 remainder_ielen = pnetwork_mlmeext->IELength - tim_ie_offset - tim_ielen;
95 /* append TIM IE from dst_ie offset */
96 dst_ie = p;
97 } else {
98 tim_ielen = 0;
99
100 /* calucate head_len */
101 offset = _FIXED_IE_LENGTH_;
102 offset += pnetwork_mlmeext->Ssid.SsidLength + 2;
103
104 /* get supported rates len */
105 p = rtw_get_ie(pie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &tmp_len, (pnetwork_mlmeext->IELength - _BEACON_IE_OFFSET_));
106 if (p != NULL)
107 offset += tmp_len+2;
108
109 /* DS Parameter Set IE, len = 3 */
110 offset += 3;
111
112 premainder_ie = pie + offset;
113
114 remainder_ielen = pnetwork_mlmeext->IELength - offset - tim_ielen;
115
116 /* append TIM IE from offset */
117 dst_ie = pie + offset;
118 }
119
120 if (remainder_ielen > 0) {
121 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
122 if (pbackup_remainder_ie && premainder_ie)
123 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
124 }
125 *dst_ie++ = _TIM_IE_;
126
127 if ((pstapriv->tim_bitmap&0xff00) && (pstapriv->tim_bitmap&0x00fc))
128 tim_ielen = 5;
129 else
130 tim_ielen = 4;
131
132 *dst_ie++ = tim_ielen;
133
134 *dst_ie++ = 0;/* DTIM count */
135 *dst_ie++ = 1;/* DTIM peroid */
136
137 if (pstapriv->tim_bitmap&BIT(0))/* for bc/mc frames */
138 *dst_ie++ = BIT(0);/* bitmap ctrl */
139 else
140 *dst_ie++ = 0;
141
142 if (tim_ielen == 4) {
143 *dst_ie++ = *(u8 *)&tim_bitmap_le;
144 } else if (tim_ielen == 5) {
145 memcpy(dst_ie, &tim_bitmap_le, 2);
146 dst_ie += 2;
147 }
148
149 /* copy remainder IE */
150 if (pbackup_remainder_ie) {
151 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
152
153 kfree(pbackup_remainder_ie);
154 }
155 offset = (uint)(dst_ie - pie);
156 pnetwork_mlmeext->IELength = offset + remainder_ielen;
157 }
158
159 set_tx_beacon_cmd(padapter);
160}
161
162void rtw_add_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork, u8 index, u8 *data, u8 len)
163{
164 struct ndis_802_11_var_ie *pIE;
165 u8 bmatch = false;
166 u8 *pie = pnetwork->IEs;
167 u8 *p = NULL, *dst_ie = NULL, *premainder_ie = NULL;
168 u8 *pbackup_remainder_ie = NULL;
169 u32 i, offset, ielen = 0, ie_offset, remainder_ielen = 0;
170
171 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pnetwork->IELength;) {
172 pIE = (struct ndis_802_11_var_ie *)(pnetwork->IEs + i);
173
174 if (pIE->ElementID > index) {
175 break;
176 } else if (pIE->ElementID == index) { /* already exist the same IE */
177 p = (u8 *)pIE;
178 ielen = pIE->Length;
179 bmatch = true;
180 break;
181 }
182 p = (u8 *)pIE;
183 ielen = pIE->Length;
184 i += (pIE->Length + 2);
185 }
186
187 if (p != NULL && ielen > 0) {
188 ielen += 2;
189
190 premainder_ie = p+ielen;
191
192 ie_offset = (int)(p - pie);
193
194 remainder_ielen = pnetwork->IELength - ie_offset - ielen;
195
196 if (bmatch)
197 dst_ie = p;
198 else
199 dst_ie = (p+ielen);
200 }
201
202 if (remainder_ielen > 0) {
203 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
204 if (pbackup_remainder_ie && premainder_ie)
205 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
206 }
207
208 *dst_ie++ = index;
209 *dst_ie++ = len;
210
211 memcpy(dst_ie, data, len);
212 dst_ie += len;
213
214 /* copy remainder IE */
215 if (pbackup_remainder_ie) {
216 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
217
218 kfree(pbackup_remainder_ie);
219 }
220
221 offset = (uint)(dst_ie - pie);
222 pnetwork->IELength = offset + remainder_ielen;
223}
224
225void rtw_remove_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork, u8 index)
226{
227 u8 *p, *dst_ie = NULL, *premainder_ie = NULL;
228 u8 *pbackup_remainder_ie = NULL;
229 uint offset, ielen, ie_offset, remainder_ielen = 0;
230 u8 *pie = pnetwork->IEs;
231
232 p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, index, &ielen,
233 pnetwork->IELength - _FIXED_IE_LENGTH_);
234 if (p != NULL && ielen > 0) {
235 ielen += 2;
236
237 premainder_ie = p+ielen;
238
239 ie_offset = (int)(p - pie);
240
241 remainder_ielen = pnetwork->IELength - ie_offset - ielen;
242
243 dst_ie = p;
244 }
245
246 if (remainder_ielen > 0) {
247 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
248 if (pbackup_remainder_ie && premainder_ie)
249 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
250 }
251
252 /* copy remainder IE */
253 if (pbackup_remainder_ie) {
254 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
255
256 kfree(pbackup_remainder_ie);
257 }
258
259 offset = (uint)(dst_ie - pie);
260 pnetwork->IELength = offset + remainder_ielen;
261}
262
263static u8 chk_sta_is_alive(struct sta_info *psta)
264{
265 u8 ret = false;
266
267 if ((psta->sta_stats.last_rx_data_pkts + psta->sta_stats.last_rx_ctrl_pkts) ==
268 (psta->sta_stats.rx_data_pkts + psta->sta_stats.rx_ctrl_pkts))
269 ;
270 else
271 ret = true;
272
273 sta_update_last_rx_pkts(psta);
274
275 return ret;
276}
277
278void expire_timeout_chk(struct adapter *padapter)
279{
280 unsigned long irqL;
281 struct list_head *phead, *plist;
282 u8 updated = 0;
283 struct sta_info *psta = NULL;
284 struct sta_priv *pstapriv = &padapter->stapriv;
285 u8 chk_alive_num = 0;
286 char chk_alive_list[NUM_STA];
287 int i;
288
289 _enter_critical_bh(&pstapriv->auth_list_lock, &irqL);
290
291 phead = &pstapriv->auth_list;
292 plist = get_next(phead);
293
294 /* check auth_queue */
295 while ((rtw_end_of_queue_search(phead, plist)) == false) {
296 psta = LIST_CONTAINOR(plist, struct sta_info, auth_list);
297 plist = get_next(plist);
298
299 if (psta->expire_to > 0) {
300 psta->expire_to--;
301 if (psta->expire_to == 0) {
302 rtw_list_delete(&psta->auth_list);
303 pstapriv->auth_list_cnt--;
304
305 DBG_88E("auth expire %6ph\n",
306 psta->hwaddr);
307
308 _exit_critical_bh(&pstapriv->auth_list_lock, &irqL);
309
310 _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
311 rtw_free_stainfo(padapter, psta);
312 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
313
314 _enter_critical_bh(&pstapriv->auth_list_lock, &irqL);
315 }
316 }
317
318 }
319 _exit_critical_bh(&pstapriv->auth_list_lock, &irqL);
320
321 psta = NULL;
322
323 _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
324
325 phead = &pstapriv->asoc_list;
326 plist = get_next(phead);
327
328 /* check asoc_queue */
329 while ((rtw_end_of_queue_search(phead, plist)) == false) {
330 psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
331 plist = get_next(plist);
332
333 if (chk_sta_is_alive(psta) || !psta->expire_to) {
334 psta->expire_to = pstapriv->expire_to;
335 psta->keep_alive_trycnt = 0;
336 psta->under_exist_checking = 0;
337 } else {
338 psta->expire_to--;
339 }
340
341 if (psta->expire_to <= 0) {
342 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
343
344 if (padapter->registrypriv.wifi_spec == 1) {
345 psta->expire_to = pstapriv->expire_to;
346 continue;
347 }
348
349 if (psta->state & WIFI_SLEEP_STATE) {
350 if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
08c64f93 351 /* to check if alive by another methods if station is at ps mode. */
9a7fe54d
LF		 352 psta->expire_to = pstapriv->expire_to;
353 psta->state |= WIFI_STA_ALIVE_CHK_STATE;
354
355 /* to update bcn with tim_bitmap for this station */
356 pstapriv->tim_bitmap |= BIT(psta->aid);
357 update_beacon(padapter, _TIM_IE_, NULL, false);
358
359 if (!pmlmeext->active_keep_alive_check)
360 continue;
361 }
362 }
363 if (pmlmeext->active_keep_alive_check) {
364 int stainfo_offset;
365
366 stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
367 if (stainfo_offset_valid(stainfo_offset))
368 chk_alive_list[chk_alive_num++] = stainfo_offset;
369 continue;
370 }
371
372 rtw_list_delete(&psta->asoc_list);
373 pstapriv->asoc_list_cnt--;
374
375 DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
376 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
377 } else {
378 /* TODO: Aging mechanism to digest frames in sleep_q to avoid running out of xmitframe */
379 if (psta->sleepq_len > (NR_XMITFRAME/pstapriv->asoc_list_cnt) &&
380 padapter->xmitpriv.free_xmitframe_cnt < (NR_XMITFRAME/pstapriv->asoc_list_cnt/2)) {
381 DBG_88E("%s sta:%pM, sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n", __func__,
382 (psta->hwaddr), psta->sleepq_len,
383 padapter->xmitpriv.free_xmitframe_cnt,
384 pstapriv->asoc_list_cnt);
385 wakeup_sta_to_xmit(padapter, psta);
386 }
387 }
388 }
389
390 _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
391
392 if (chk_alive_num) {
393 u8 backup_oper_channel = 0;
394 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
395 /* switch to correct channel of current network before issue keep-alive frames */
396 if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
397 backup_oper_channel = rtw_get_oper_ch(padapter);
398 SelectChannel(padapter, pmlmeext->cur_channel);
399 }
400
401 /* issue null data to check sta alive*/
402 for (i = 0; i < chk_alive_num; i++) {
403 int ret = _FAIL;
404
405 psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
406
407 if (psta->state & WIFI_SLEEP_STATE)
408 ret = issue_nulldata(padapter, psta->hwaddr, 0, 1, 50);
409 else
410 ret = issue_nulldata(padapter, psta->hwaddr, 0, 3, 50);
411
412 psta->keep_alive_trycnt++;
413 if (ret == _SUCCESS) {
414 DBG_88E("asoc check, sta(%pM) is alive\n", (psta->hwaddr));
415 psta->expire_to = pstapriv->expire_to;
416 psta->keep_alive_trycnt = 0;
417 continue;
418 } else if (psta->keep_alive_trycnt <= 3) {
419 DBG_88E("ack check for asoc expire, keep_alive_trycnt =%d\n", psta->keep_alive_trycnt);
420 psta->expire_to = 1;
421 continue;
422 }
423
424 psta->keep_alive_trycnt = 0;
425
426 DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
427 _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
428 rtw_list_delete(&psta->asoc_list);
429 pstapriv->asoc_list_cnt--;
430 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
431 _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
432 }
433
434 if (backup_oper_channel > 0) /* back to the original operation channel */
435 SelectChannel(padapter, backup_oper_channel);
436 }
437
438 associated_clients_update(padapter, updated);
439}
440
441void add_RATid(struct adapter *padapter, struct sta_info *psta, u8 rssi_level)
442{
443 int i;
444 u8 rf_type;
445 u32 init_rate = 0;
446 unsigned char sta_band = 0, raid, shortGIrate = false;
447 unsigned char limit;
448 unsigned int tx_ra_bitmap = 0;
449 struct ht_priv *psta_ht = NULL;
450 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
451 struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
452
453 if (psta)
454 psta_ht = &psta->htpriv;
455 else
456 return;
457
458 if (!(psta->state & _FW_LINKED))
459 return;
460
461 /* b/g mode ra_bitmap */
462 for (i = 0; i < sizeof(psta->bssrateset); i++) {
463 if (psta->bssrateset[i])
464 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i]&0x7f);
465 }
466 /* n mode ra_bitmap */
467 if (psta_ht->ht_option) {
468 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
469 if (rf_type == RF_2T2R)
470 limit = 16;/* 2R */
471 else
472 limit = 8;/* 1R */
473
474 for (i = 0; i < limit; i++) {
475 if (psta_ht->ht_cap.supp_mcs_set[i/8] & BIT(i%8))
476 tx_ra_bitmap |= BIT(i+12);
477 }
478
479 /* max short GI rate */
480 shortGIrate = psta_ht->sgi;
481 }
482
483 if (pcur_network->Configuration.DSConfig > 14) {
484 /* 5G band */
485 if (tx_ra_bitmap & 0xffff000)
486 sta_band |= WIRELESS_11_5N | WIRELESS_11A;
487 else
488 sta_band |= WIRELESS_11A;
489 } else {
490 if (tx_ra_bitmap & 0xffff000)
491 sta_band |= WIRELESS_11_24N | WIRELESS_11G | WIRELESS_11B;
492 else if (tx_ra_bitmap & 0xff0)
493 sta_band |= WIRELESS_11G | WIRELESS_11B;
494 else
495 sta_band |= WIRELESS_11B;
496 }
497
498 psta->wireless_mode = sta_band;
499
500 raid = networktype_to_raid(sta_band);
501 init_rate = get_highest_rate_idx(tx_ra_bitmap&0x0fffffff)&0x3f;
502
503 if (psta->aid < NUM_STA) {
504 u8 arg = 0;
505
506 arg = psta->mac_id&0x1f;
507
508 arg |= BIT(7);/* support entry 2~31 */
509
510 if (shortGIrate)
511 arg |= BIT(5);
512
513 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
514
515 DBG_88E("%s => mac_id:%d , raid:%d , bitmap = 0x%x, arg = 0x%x\n",
516 __func__ , psta->mac_id, raid , tx_ra_bitmap, arg);
517
518 /* bitmap[0:27] = tx_rate_bitmap */
519 /* bitmap[28:31]= Rate Adaptive id */
520 /* arg[0:4] = macid */
521 /* arg[5] = Short GI */
522 rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, rssi_level);
523
524 if (shortGIrate)
525 init_rate |= BIT(6);
526
527 /* set ra_id, init_rate */
528 psta->raid = raid;
529 psta->init_rate = init_rate;
530
531 } else {
532 DBG_88E("station aid %d exceed the max number\n", psta->aid);
533 }
534}
535
536static void update_bmc_sta(struct adapter *padapter)
537{
538 unsigned long irqL;
539 u32 init_rate = 0;
540 unsigned char network_type, raid;
541 int i, supportRateNum = 0;
542 unsigned int tx_ra_bitmap = 0;
543 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
544 struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
545 struct sta_info *psta = rtw_get_bcmc_stainfo(padapter);
546
547 if (psta) {
548 psta->aid = 0;/* default set to 0 */
549 psta->mac_id = psta->aid + 1;
550
551 psta->qos_option = 0;
552 psta->htpriv.ht_option = false;
553
554 psta->ieee8021x_blocked = 0;
555
556 _rtw_memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
557
558 /* prepare for add_RATid */
559 supportRateNum = rtw_get_rateset_len((u8 *)&pcur_network->SupportedRates);
560 network_type = rtw_check_network_type((u8 *)&pcur_network->SupportedRates, supportRateNum, 1);
561
562 memcpy(psta->bssrateset, &pcur_network->SupportedRates, supportRateNum);
563 psta->bssratelen = supportRateNum;
564
565 /* b/g mode ra_bitmap */
566 for (i = 0; i < supportRateNum; i++) {
567 if (psta->bssrateset[i])
568 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i]&0x7f);
569 }
570
571 if (pcur_network->Configuration.DSConfig > 14) {
572 /* force to A mode. 5G doesn't support CCK rates */
573 network_type = WIRELESS_11A;
574 tx_ra_bitmap = 0x150; /* 6, 12, 24 Mbps */
575 } else {
576 /* force to b mode */
577 network_type = WIRELESS_11B;
578 tx_ra_bitmap = 0xf;
579 }
580
581 raid = networktype_to_raid(network_type);
582 init_rate = get_highest_rate_idx(tx_ra_bitmap&0x0fffffff)&0x3f;
583
584 /* ap mode */
585 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
586
587 {
588 u8 arg = 0;
589
590 arg = psta->mac_id&0x1f;
591 arg |= BIT(7);
592 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
593 DBG_88E("update_bmc_sta, mask = 0x%x, arg = 0x%x\n", tx_ra_bitmap, arg);
594
595 /* bitmap[0:27] = tx_rate_bitmap */
596 /* bitmap[28:31]= Rate Adaptive id */
597 /* arg[0:4] = macid */
598 /* arg[5] = Short GI */
599 rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, 0);
600 }
601 /* set ra_id, init_rate */
602 psta->raid = raid;
603 psta->init_rate = init_rate;
604
605 rtw_stassoc_hw_rpt(padapter, psta);
606
607 _enter_critical_bh(&psta->lock, &irqL);
608 psta->state = _FW_LINKED;
609 _exit_critical_bh(&psta->lock, &irqL);
610
611 } else {
612 DBG_88E("add_RATid_bmc_sta error!\n");
613 }
614}
615
616/* notes: */
617/* AID: 1~MAX for sta and 0 for bc/mc in ap/adhoc mode */
618/* MAC_ID = AID+1 for sta in ap/adhoc mode */
619/* MAC_ID = 1 for bc/mc for sta/ap/adhoc */
620/* MAC_ID = 0 for bssid for sta/ap/adhoc */
621/* CAM_ID = 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */
622
623void update_sta_info_apmode(struct adapter *padapter, struct sta_info *psta)
624{
625 unsigned long irqL;
626 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
627 struct security_priv *psecuritypriv = &padapter->securitypriv;
628 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
629 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
630 struct ht_priv *phtpriv_sta = &psta->htpriv;
631
632 psta->mac_id = psta->aid+1;
633 DBG_88E("%s\n", __func__);
634
635 /* ap mode */
636 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
637
638 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
639 psta->ieee8021x_blocked = true;
640 else
641 psta->ieee8021x_blocked = false;
642
643
644 /* update sta's cap */
645
646 /* ERP */
647 VCS_update(padapter, psta);
648 /* HT related cap */
649 if (phtpriv_sta->ht_option) {
650 /* check if sta supports rx ampdu */
651 phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
652
653 /* check if sta support s Short GI */
654 if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & (IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40))
655 phtpriv_sta->sgi = true;
656
657 /* bwmode */
658 if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & IEEE80211_HT_CAP_SUP_WIDTH) {
659 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
660 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
661 }
662 psta->qos_option = true;
663 } else {
664 phtpriv_sta->ampdu_enable = false;
665 phtpriv_sta->sgi = false;
666 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
667 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
668 }
669
670 /* Rx AMPDU */
671 send_delba(padapter, 0, psta->hwaddr);/* recipient */
672
673 /* TX AMPDU */
674 send_delba(padapter, 1, psta->hwaddr);/* originator */
675 phtpriv_sta->agg_enable_bitmap = 0x0;/* reset */
676 phtpriv_sta->candidate_tid_bitmap = 0x0;/* reset */
677
678 /* todo: init other variables */
679
680 _rtw_memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
681
682 _enter_critical_bh(&psta->lock, &irqL);
683 psta->state |= _FW_LINKED;
684 _exit_critical_bh(&psta->lock, &irqL);
685}
686
687static void update_hw_ht_param(struct adapter *padapter)
688{
689 unsigned char max_AMPDU_len;
690 unsigned char min_MPDU_spacing;
691 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
692 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
693
694 DBG_88E("%s\n", __func__);
695
696 /* handle A-MPDU parameter field */
697 /*
698 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
699 AMPDU_para [4:2]:Min MPDU Start Spacing
700 */
701 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
702
703 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
704
705 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
706
707 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
708
709 /* */
710 /* Config SM Power Save setting */
711 /* */
712 pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & 0x0C) >> 2;
713 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
714 DBG_88E("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
715}
716
717static void start_bss_network(struct adapter *padapter, u8 *pbuf)
718{
719 u8 *p;
720 u8 val8, cur_channel, cur_bwmode, cur_ch_offset;
721 u16 bcn_interval;
722 u32 acparm;
723 int ie_len;
724 struct registry_priv *pregpriv = &padapter->registrypriv;
725 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
726 struct security_priv *psecuritypriv = &(padapter->securitypriv);
727 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
728 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
729 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
730 struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
731 struct HT_info_element *pht_info = NULL;
732#ifdef CONFIG_88EU_P2P
733 struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
734#endif /* CONFIG_88EU_P2P */
735
736 bcn_interval = (u16)pnetwork->Configuration.BeaconPeriod;
737 cur_channel = pnetwork->Configuration.DSConfig;
738 cur_bwmode = HT_CHANNEL_WIDTH_20;
739 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
740
741
742 /* check if there is wps ie, */
743 /* if there is wpsie in beacon, the hostapd will update beacon twice when stating hostapd, */
744 /* and at first time the security ie (RSN/WPA IE) will not include in beacon. */
745 if (!rtw_get_wps_ie(pnetwork->IEs+_FIXED_IE_LENGTH_, pnetwork->IELength-_FIXED_IE_LENGTH_, NULL, NULL))
746 pmlmeext->bstart_bss = true;
747
748 /* todo: update wmm, ht cap */
749 if (pmlmepriv->qospriv.qos_option)
750 pmlmeinfo->WMM_enable = true;
751 if (pmlmepriv->htpriv.ht_option) {
752 pmlmeinfo->WMM_enable = true;
753 pmlmeinfo->HT_enable = true;
754
755 update_hw_ht_param(padapter);
756 }
757
758 if (pmlmepriv->cur_network.join_res != true) { /* setting only at first time */
759 /* WEP Key will be set before this function, do not clear CAM. */
760 if ((psecuritypriv->dot11PrivacyAlgrthm != _WEP40_) &&
761 (psecuritypriv->dot11PrivacyAlgrthm != _WEP104_))
762 flush_all_cam_entry(padapter); /* clear CAM */
763 }
764
765 /* set MSR to AP_Mode */
766 Set_MSR(padapter, _HW_STATE_AP_);
767
768 /* Set BSSID REG */
769 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pnetwork->MacAddress);
770
771 /* Set EDCA param reg */
772 acparm = 0x002F3217; /* VO */
773 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acparm));
774 acparm = 0x005E4317; /* VI */
775 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acparm));
776 acparm = 0x005ea42b;
777 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acparm));
778 acparm = 0x0000A444; /* BK */
779 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acparm));
780
781 /* Set Security */
782 val8 = (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
783 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
784
785 /* Beacon Control related register */
786 rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&bcn_interval));
787
788 UpdateBrateTbl(padapter, pnetwork->SupportedRates);
789 rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, pnetwork->SupportedRates);
790
791 if (!pmlmepriv->cur_network.join_res) { /* setting only at first time */
792 /* turn on all dynamic functions */
793 Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
794 }
795 /* set channel, bwmode */
796 p = rtw_get_ie((pnetwork->IEs + sizeof(struct ndis_802_11_fixed_ie)), _HT_ADD_INFO_IE_, &ie_len, (pnetwork->IELength - sizeof(struct ndis_802_11_fixed_ie)));
797 if (p && ie_len) {
798 pht_info = (struct HT_info_element *)(p+2);
799
800 if ((pregpriv->cbw40_enable) && (pht_info->infos[0] & BIT(2))) {
801 /* switch to the 40M Hz mode */
802 cur_bwmode = HT_CHANNEL_WIDTH_40;
803 switch (pht_info->infos[0] & 0x3) {
804 case 1:
805 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
806 break;
807 case 3:
808 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
809 break;
810 default:
811 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
812 break;
813 }
814 }
815 }
816 /* TODO: need to judge the phy parameters on concurrent mode for single phy */
817 set_channel_bwmode(padapter, cur_channel, cur_ch_offset, cur_bwmode);
818
819 DBG_88E("CH =%d, BW =%d, offset =%d\n", cur_channel, cur_bwmode, cur_ch_offset);
820
821 /* */
822 pmlmeext->cur_channel = cur_channel;
823 pmlmeext->cur_bwmode = cur_bwmode;
824 pmlmeext->cur_ch_offset = cur_ch_offset;
825 pmlmeext->cur_wireless_mode = pmlmepriv->cur_network.network_type;
826
827 /* update cur_wireless_mode */
828 update_wireless_mode(padapter);
829
830 /* udpate capability after cur_wireless_mode updated */
831 update_capinfo(padapter, rtw_get_capability((struct wlan_bssid_ex *)pnetwork));
832
833 /* let pnetwork_mlmeext == pnetwork_mlme. */
834 memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
835
836#ifdef CONFIG_88EU_P2P
837 memcpy(pwdinfo->p2p_group_ssid, pnetwork->Ssid.Ssid, pnetwork->Ssid.SsidLength);
838 pwdinfo->p2p_group_ssid_len = pnetwork->Ssid.SsidLength;
839#endif /* CONFIG_88EU_P2P */
840
841 if (pmlmeext->bstart_bss) {
842 update_beacon(padapter, _TIM_IE_, NULL, false);
843
844 /* issue beacon frame */
845 if (send_beacon(padapter) == _FAIL)
846 DBG_88E("issue_beacon, fail!\n");
847 }
848
849 /* update bc/mc sta_info */
850 update_bmc_sta(padapter);
851}
852
853int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len)
854{
855 int ret = _SUCCESS;
856 u8 *p;
857 u8 *pHT_caps_ie = NULL;
858 u8 *pHT_info_ie = NULL;
859 struct sta_info *psta = NULL;
860 u16 cap, ht_cap = false;
861 uint ie_len = 0;
862 int group_cipher, pairwise_cipher;
863 u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
864 int supportRateNum = 0;
865 u8 OUI1[] = {0x00, 0x50, 0xf2, 0x01};
866 u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
867 struct registry_priv *pregistrypriv = &padapter->registrypriv;
868 struct security_priv *psecuritypriv = &padapter->securitypriv;
869 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
870 struct wlan_bssid_ex *pbss_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
871 u8 *ie = pbss_network->IEs;
872
873 /* SSID */
874 /* Supported rates */
875 /* DS Params */
876 /* WLAN_EID_COUNTRY */
877 /* ERP Information element */
878 /* Extended supported rates */
879 /* WPA/WPA2 */
880 /* Wi-Fi Wireless Multimedia Extensions */
881 /* ht_capab, ht_oper */
882 /* WPS IE */
883
884 DBG_88E("%s, len =%d\n", __func__, len);
885
886 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
887 return _FAIL;
888
889
890 if (len > MAX_IE_SZ)
891 return _FAIL;
892
893 pbss_network->IELength = len;
894
895 _rtw_memset(ie, 0, MAX_IE_SZ);
896
897 memcpy(ie, pbuf, pbss_network->IELength);
898
899
900 if (pbss_network->InfrastructureMode != Ndis802_11APMode)
901 return _FAIL;
902
903 pbss_network->Rssi = 0;
904
905 memcpy(pbss_network->MacAddress, myid(&(padapter->eeprompriv)), ETH_ALEN);
906
907 /* beacon interval */
908 p = rtw_get_beacon_interval_from_ie(ie);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
909 pbss_network->Configuration.BeaconPeriod = RTW_GET_LE16(p);
910
911 /* capability */
912 cap = RTW_GET_LE16(ie);
913
914 /* SSID */
915 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SSID_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
916 if (p && ie_len > 0) {
917 _rtw_memset(&pbss_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
918 memcpy(pbss_network->Ssid.Ssid, (p + 2), ie_len);
919 pbss_network->Ssid.SsidLength = ie_len;
920 }
921
922 /* channel */
923 channel = 0;
924 pbss_network->Configuration.Length = 0;
925 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _DSSET_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
926 if (p && ie_len > 0)
927 channel = *(p + 2);
928
929 pbss_network->Configuration.DSConfig = channel;
930
931 _rtw_memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
932 /* get supported rates */
933 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
934 if (p != NULL) {
935 memcpy(supportRate, p+2, ie_len);
936 supportRateNum = ie_len;
937 }
938
939 /* get ext_supported rates */
940 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _EXT_SUPPORTEDRATES_IE_, &ie_len, pbss_network->IELength - _BEACON_IE_OFFSET_);
941 if (p != NULL) {
942 memcpy(supportRate+supportRateNum, p+2, ie_len);
943 supportRateNum += ie_len;
944 }
945
946 network_type = rtw_check_network_type(supportRate, supportRateNum, channel);
947
948 rtw_set_supported_rate(pbss_network->SupportedRates, network_type);
949
950 /* parsing ERP_IE */
951 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
952 if (p && ie_len > 0)
953 ERP_IE_handler(padapter, (struct ndis_802_11_var_ie *)p);
954
955 /* update privacy/security */
956 if (cap & BIT(4))
957 pbss_network->Privacy = 1;
958 else
959 pbss_network->Privacy = 0;
960
961 psecuritypriv->wpa_psk = 0;
962
963 /* wpa2 */
964 group_cipher = 0;
965 pairwise_cipher = 0;
966 psecuritypriv->wpa2_group_cipher = _NO_PRIVACY_;
967 psecuritypriv->wpa2_pairwise_cipher = _NO_PRIVACY_;
968 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
969 if (p && ie_len > 0) {
970 if (rtw_parse_wpa2_ie(p, ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
971 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
972
973 psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
974 psecuritypriv->wpa_psk |= BIT(1);
975
976 psecuritypriv->wpa2_group_cipher = group_cipher;
977 psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
978 }
979 }
980 /* wpa */
981 ie_len = 0;
982 group_cipher = 0;
983 pairwise_cipher = 0;
984 psecuritypriv->wpa_group_cipher = _NO_PRIVACY_;
985 psecuritypriv->wpa_pairwise_cipher = _NO_PRIVACY_;
986 for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
987 p = rtw_get_ie(p, _SSN_IE_1_, &ie_len,
988 (pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
989 if ((p) && (_rtw_memcmp(p+2, OUI1, 4))) {
990 if (rtw_parse_wpa_ie(p, ie_len+2, &group_cipher,
991 &pairwise_cipher, NULL) == _SUCCESS) {
992 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
993
994 psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
995
996 psecuritypriv->wpa_psk |= BIT(0);
997
998 psecuritypriv->wpa_group_cipher = group_cipher;
999 psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
1000 }
1001 break;
1002 }
1003 if ((p == NULL) || (ie_len == 0))
1004 break;
1005 }
1006
1007 /* wmm */
1008 ie_len = 0;
1009 pmlmepriv->qospriv.qos_option = 0;
1010 if (pregistrypriv->wmm_enable) {
1011 for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
1012 p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len,
1013 (pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
1014 if ((p) && _rtw_memcmp(p+2, WMM_PARA_IE, 6)) {
1015 pmlmepriv->qospriv.qos_option = 1;
1016
1017 *(p+8) |= BIT(7);/* QoS Info, support U-APSD */
1018
1019 /* disable all ACM bits since the WMM admission control is not supported */
1020 *(p + 10) &= ~BIT(4); /* BE */
1021 *(p + 14) &= ~BIT(4); /* BK */
1022 *(p + 18) &= ~BIT(4); /* VI */
1023 *(p + 22) &= ~BIT(4); /* VO */
1024 break;
1025 }
1026
1027 if ((p == NULL) || (ie_len == 0))
1028 break;
1029 }
1030 }
1031 /* parsing HT_CAP_IE */
1032 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len,
1033 (pbss_network->IELength - _BEACON_IE_OFFSET_));
1034 if (p && ie_len > 0) {
1035 u8 rf_type;
1036 struct rtw_ieee80211_ht_cap *pht_cap = (struct rtw_ieee80211_ht_cap *)(p+2);
1037
1038 pHT_caps_ie = p;
1039 ht_cap = true;
1040 network_type |= WIRELESS_11_24N;
1041
1042 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
1043
1044 if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
1045 (psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP))
1046 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
1047 else
1048 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
1049
1050 /* set Max Rx AMPDU size to 64K */
1051 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_FACTOR & 0x03);
1052
1053 if (rf_type == RF_1T1R) {
1054 pht_cap->supp_mcs_set[0] = 0xff;
1055 pht_cap->supp_mcs_set[1] = 0x0;
1056 }
1057 memcpy(&pmlmepriv->htpriv.ht_cap, p+2, ie_len);
1058 }
1059
1060 /* parsing HT_INFO_IE */
1061 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len,
1062 (pbss_network->IELength - _BEACON_IE_OFFSET_));
1063 if (p && ie_len > 0)
1064 pHT_info_ie = p;
1065 switch (network_type) {
1066 case WIRELESS_11B:
1067 pbss_network->NetworkTypeInUse = Ndis802_11DS;
1068 break;
1069 case WIRELESS_11G:
1070 case WIRELESS_11BG:
1071 case WIRELESS_11G_24N:
1072 case WIRELESS_11BG_24N:
1073 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
1074 break;
1075 case WIRELESS_11A:
1076 pbss_network->NetworkTypeInUse = Ndis802_11OFDM5;
1077 break;
1078 default:
1079 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
1080 break;
1081 }
1082
1083 pmlmepriv->cur_network.network_type = network_type;
1084
1085 pmlmepriv->htpriv.ht_option = false;
1086
1087 if ((psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_TKIP) ||
1088 (psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_TKIP)) {
1089 /* todo: */
1090 /* ht_cap = false; */
1091 }
1092
1093 /* ht_cap */
1094 if (pregistrypriv->ht_enable && ht_cap) {
1095 pmlmepriv->htpriv.ht_option = true;
1096 pmlmepriv->qospriv.qos_option = 1;
1097
1098 if (pregistrypriv->ampdu_enable == 1)
1099 pmlmepriv->htpriv.ampdu_enable = true;
1100 HT_caps_handler(padapter, (struct ndis_802_11_var_ie *)pHT_caps_ie);
1101
1102 HT_info_handler(padapter, (struct ndis_802_11_var_ie *)pHT_info_ie);
1103 }
1104
1105 pbss_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pbss_network);
1106
1107 /* issue beacon to start bss network */
1108 start_bss_network(padapter, (u8 *)pbss_network);
1109
1110 /* alloc sta_info for ap itself */
1111 psta = rtw_get_stainfo(&padapter->stapriv, pbss_network->MacAddress);
1112 if (!psta) {
1113 psta = rtw_alloc_stainfo(&padapter->stapriv, pbss_network->MacAddress);
1114 if (psta == NULL)
1115 return _FAIL;
1116 }
1117
9ecfc0f4
LF		 1118 /* fix bug of flush_cam_entry at STOP AP mode */
1119 psta->state |= WIFI_AP_STATE;
1120 rtw_indicate_connect(padapter);
9a7fe54d
LF		 1121 pmlmepriv->cur_network.join_res = true;/* for check if already set beacon */
1122 return ret;
1123}
1124
1125void rtw_set_macaddr_acl(struct adapter *padapter, int mode)
1126{
1127 struct sta_priv *pstapriv = &padapter->stapriv;
1128 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1129
1130 DBG_88E("%s, mode =%d\n", __func__, mode);
1131
1132 pacl_list->mode = mode;
1133}
1134
1135int rtw_acl_add_sta(struct adapter *padapter, u8 *addr)
1136{
1137 unsigned long irqL;
1138 struct list_head *plist, *phead;
1139 u8 added = false;
1140 int i, ret = 0;
1141 struct rtw_wlan_acl_node *paclnode;
1142 struct sta_priv *pstapriv = &padapter->stapriv;
1143 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1144 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1145
1146 DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
1147
1148 if ((NUM_ACL-1) < pacl_list->num)
1149 return -1;
1150
1151 _enter_critical_bh(&(pacl_node_q->lock), &irqL);
1152
1153 phead = get_list_head(pacl_node_q);
1154 plist = get_next(phead);
1155
1156 while (!rtw_end_of_queue_search(phead, plist)) {
1157 paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
1158 plist = get_next(plist);
1159
1160 if (_rtw_memcmp(paclnode->addr, addr, ETH_ALEN)) {
1161 if (paclnode->valid) {
1162 added = true;
1163 DBG_88E("%s, sta has been added\n", __func__);
1164 break;
1165 }
1166 }
1167 }
1168
1169 _exit_critical_bh(&(pacl_node_q->lock), &irqL);
1170
1171 if (added)
1172 return ret;
1173
1174 _enter_critical_bh(&(pacl_node_q->lock), &irqL);
1175
1176 for (i = 0; i < NUM_ACL; i++) {
1177 paclnode = &pacl_list->aclnode[i];
1178
1179 if (!paclnode->valid) {
1180 _rtw_init_listhead(&paclnode->list);
1181
1182 memcpy(paclnode->addr, addr, ETH_ALEN);
1183
1184 paclnode->valid = true;
1185
1186 rtw_list_insert_tail(&paclnode->list, get_list_head(pacl_node_q));
1187
1188 pacl_list->num++;
1189
1190 break;
1191 }
1192 }
1193
1194 DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
1195
1196 _exit_critical_bh(&(pacl_node_q->lock), &irqL);
1197
1198 return ret;
1199}
1200
1201int rtw_acl_remove_sta(struct adapter *padapter, u8 *addr)
1202{
1203 unsigned long irqL;
1204 struct list_head *plist, *phead;
1205 int ret = 0;
1206 struct rtw_wlan_acl_node *paclnode;
1207 struct sta_priv *pstapriv = &padapter->stapriv;
1208 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1209 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1210
1211 DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
1212
1213 _enter_critical_bh(&(pacl_node_q->lock), &irqL);
1214
1215 phead = get_list_head(pacl_node_q);
1216 plist = get_next(phead);
1217
1218 while (!rtw_end_of_queue_search(phead, plist)) {
1219 paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
1220 plist = get_next(plist);
1221
1222 if (_rtw_memcmp(paclnode->addr, addr, ETH_ALEN)) {
1223 if (paclnode->valid) {
1224 paclnode->valid = false;
1225
1226 rtw_list_delete(&paclnode->list);
1227
1228 pacl_list->num--;
1229 }
1230 }
1231 }
1232
1233 _exit_critical_bh(&(pacl_node_q->lock), &irqL);
1234
1235 DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
1236 return ret;
1237}
1238
1239static void update_bcn_fixed_ie(struct adapter *padapter)
1240{
1241 DBG_88E("%s\n", __func__);
1242}
1243
1244static void update_bcn_erpinfo_ie(struct adapter *padapter)
1245{
1246 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1247 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1248 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1249 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1250 unsigned char *p, *ie = pnetwork->IEs;
1251 u32 len = 0;
1252
1253 DBG_88E("%s, ERP_enable =%d\n", __func__, pmlmeinfo->ERP_enable);
1254
1255 if (!pmlmeinfo->ERP_enable)
1256 return;
1257
1258 /* parsing ERP_IE */
1259 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &len,
1260 (pnetwork->IELength - _BEACON_IE_OFFSET_));
1261 if (p && len > 0) {
1262 struct ndis_802_11_var_ie *pIE = (struct ndis_802_11_var_ie *)p;
1263
1264 if (pmlmepriv->num_sta_non_erp == 1)
1265 pIE->data[0] |= RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION;
1266 else
1267 pIE->data[0] &= ~(RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION);
1268
1269 if (pmlmepriv->num_sta_no_short_preamble > 0)
1270 pIE->data[0] |= RTW_ERP_INFO_BARKER_PREAMBLE_MODE;
1271 else
1272 pIE->data[0] &= ~(RTW_ERP_INFO_BARKER_PREAMBLE_MODE);
1273
1274 ERP_IE_handler(padapter, pIE);
1275 }
1276}
1277
1278static void update_bcn_htcap_ie(struct adapter *padapter)
1279{
1280 DBG_88E("%s\n", __func__);
1281}
1282
1283static void update_bcn_htinfo_ie(struct adapter *padapter)
1284{
1285 DBG_88E("%s\n", __func__);
1286}
1287
1288static void update_bcn_rsn_ie(struct adapter *padapter)
1289{
1290 DBG_88E("%s\n", __func__);
1291}
1292
1293static void update_bcn_wpa_ie(struct adapter *padapter)
1294{
1295 DBG_88E("%s\n", __func__);
1296}
1297
1298static void update_bcn_wmm_ie(struct adapter *padapter)
1299{
1300 DBG_88E("%s\n", __func__);
1301}
1302
1303static void update_bcn_wps_ie(struct adapter *padapter)
1304{
1305 u8 *pwps_ie = NULL, *pwps_ie_src;
1306 u8 *premainder_ie, *pbackup_remainder_ie = NULL;
1307 uint wps_ielen = 0, wps_offset, remainder_ielen;
1308 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1309 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1310 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1311 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1312 unsigned char *ie = pnetwork->IEs;
1313 u32 ielen = pnetwork->IELength;
1314
1315 DBG_88E("%s\n", __func__);
1316
1317 pwps_ie = rtw_get_wps_ie(ie+_FIXED_IE_LENGTH_, ielen-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
1318
1319 if (pwps_ie == NULL || wps_ielen == 0)
1320 return;
1321
1322 wps_offset = (uint)(pwps_ie-ie);
1323
1324 premainder_ie = pwps_ie + wps_ielen;
1325
1326 remainder_ielen = ielen - wps_offset - wps_ielen;
1327
1328 if (remainder_ielen > 0) {
1329 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
1330 if (pbackup_remainder_ie)
1331 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
1332 }
1333
1334 pwps_ie_src = pmlmepriv->wps_beacon_ie;
1335 if (pwps_ie_src == NULL)
1336 return;
1337
1338 wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
1339 if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
1340 memcpy(pwps_ie, pwps_ie_src, wps_ielen+2);
1341 pwps_ie += (wps_ielen+2);
1342
1343 if (pbackup_remainder_ie)
1344 memcpy(pwps_ie, pbackup_remainder_ie, remainder_ielen);
1345
1346 /* update IELength */
1347 pnetwork->IELength = wps_offset + (wps_ielen+2) + remainder_ielen;
1348 }
1349
1350 if (pbackup_remainder_ie)
1351 kfree(pbackup_remainder_ie);
1352}
1353
1354static void update_bcn_p2p_ie(struct adapter *padapter)
1355{
1356}
1357
1358static void update_bcn_vendor_spec_ie(struct adapter *padapter, u8 *oui)
1359{
1360 DBG_88E("%s\n", __func__);
1361
1362 if (_rtw_memcmp(RTW_WPA_OUI, oui, 4))
1363 update_bcn_wpa_ie(padapter);
1364 else if (_rtw_memcmp(WMM_OUI, oui, 4))
1365 update_bcn_wmm_ie(padapter);
1366 else if (_rtw_memcmp(WPS_OUI, oui, 4))
1367 update_bcn_wps_ie(padapter);
1368 else if (_rtw_memcmp(P2P_OUI, oui, 4))
1369 update_bcn_p2p_ie(padapter);
1370 else
1371 DBG_88E("unknown OUI type!\n");
1372}
1373
1374void update_beacon(struct adapter *padapter, u8 ie_id, u8 *oui, u8 tx)
1375{
1376 unsigned long irqL;
1377 struct mlme_priv *pmlmepriv;
1378 struct mlme_ext_priv *pmlmeext;
1379
1380 if (!padapter)
1381 return;
1382
1383 pmlmepriv = &(padapter->mlmepriv);
1384 pmlmeext = &(padapter->mlmeextpriv);
1385
1386 if (!pmlmeext->bstart_bss)
1387 return;
1388
1389 _enter_critical_bh(&pmlmepriv->bcn_update_lock, &irqL);
1390
1391 switch (ie_id) {
1392 case 0xFF:
1393 update_bcn_fixed_ie(padapter);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
1394 break;
1395 case _TIM_IE_:
1396 update_BCNTIM(padapter);
1397 break;
1398 case _ERPINFO_IE_:
1399 update_bcn_erpinfo_ie(padapter);
1400 break;
1401 case _HT_CAPABILITY_IE_:
1402 update_bcn_htcap_ie(padapter);
1403 break;
1404 case _RSN_IE_2_:
1405 update_bcn_rsn_ie(padapter);
1406 break;
1407 case _HT_ADD_INFO_IE_:
1408 update_bcn_htinfo_ie(padapter);
1409 break;
1410 case _VENDOR_SPECIFIC_IE_:
1411 update_bcn_vendor_spec_ie(padapter, oui);
1412 break;
1413 default:
1414 break;
1415 }
1416
1417 pmlmepriv->update_bcn = true;
1418
1419 _exit_critical_bh(&pmlmepriv->bcn_update_lock, &irqL);
1420
1421 if (tx)
1422 set_tx_beacon_cmd(padapter);
1423}
1424
1425/*
1426op_mode
1427Set to 0 (HT pure) under the followign conditions
1428 - all STAs in the BSS are 20/40 MHz HT in 20/40 MHz BSS or
1429 - all STAs in the BSS are 20 MHz HT in 20 MHz BSS
1430Set to 1 (HT non-member protection) if there may be non-HT STAs
1431 in both the primary and the secondary channel
1432Set to 2 if only HT STAs are associated in BSS,
1433 however and at least one 20 MHz HT STA is associated
1434Set to 3 (HT mixed mode) when one or more non-HT STAs are associated
1435 (currently non-GF HT station is considered as non-HT STA also)
1436*/
1437static int rtw_ht_operation_update(struct adapter *padapter)
1438{
1439 u16 cur_op_mode, new_op_mode;
1440 int op_mode_changes = 0;
1441 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1442 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
1443
1444 if (pmlmepriv->htpriv.ht_option)
1445 return 0;
1446
1447 DBG_88E("%s current operation mode = 0x%X\n",
1448 __func__, pmlmepriv->ht_op_mode);
1449
1450 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1451 pmlmepriv->num_sta_ht_no_gf) {
1452 pmlmepriv->ht_op_mode |=
1453 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1454 op_mode_changes++;
1455 } else if ((pmlmepriv->ht_op_mode &
1456 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1457 pmlmepriv->num_sta_ht_no_gf == 0) {
1458 pmlmepriv->ht_op_mode &=
1459 ~HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1460 op_mode_changes++;
1461 }
1462
1463 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1464 (pmlmepriv->num_sta_no_ht || pmlmepriv->olbc_ht)) {
1465 pmlmepriv->ht_op_mode |= HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1466 op_mode_changes++;
1467 } else if ((pmlmepriv->ht_op_mode &
1468 HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1469 (pmlmepriv->num_sta_no_ht == 0 && !pmlmepriv->olbc_ht)) {
1470 pmlmepriv->ht_op_mode &=
1471 ~HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1472 op_mode_changes++;
1473 }
1474
1475 /* Note: currently we switch to the MIXED op mode if HT non-greenfield
1476 * station is associated. Probably it's a theoretical case, since
1477 * it looks like all known HT STAs support greenfield.
1478 */
1479 new_op_mode = 0;
1480 if (pmlmepriv->num_sta_no_ht ||
1481 (pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT))
1482 new_op_mode = OP_MODE_MIXED;
1483 else if ((phtpriv_ap->ht_cap.cap_info & IEEE80211_HT_CAP_SUP_WIDTH) &&
1484 pmlmepriv->num_sta_ht_20mhz)
1485 new_op_mode = OP_MODE_20MHZ_HT_STA_ASSOCED;
1486 else if (pmlmepriv->olbc_ht)
1487 new_op_mode = OP_MODE_MAY_BE_LEGACY_STAS;
1488 else
1489 new_op_mode = OP_MODE_PURE;
1490
1491 cur_op_mode = pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1492 if (cur_op_mode != new_op_mode) {
1493 pmlmepriv->ht_op_mode &= ~HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1494 pmlmepriv->ht_op_mode |= new_op_mode;
1495 op_mode_changes++;
1496 }
1497
1498 DBG_88E("%s new operation mode = 0x%X changes =%d\n",
1499 __func__, pmlmepriv->ht_op_mode, op_mode_changes);
1500
1501 return op_mode_changes;
1502}
1503
1504void associated_clients_update(struct adapter *padapter, u8 updated)
1505{
1506 /* update associcated stations cap. */
1507 if (updated) {
1508 unsigned long irqL;
1509 struct list_head *phead, *plist;
1510 struct sta_info *psta = NULL;
1511 struct sta_priv *pstapriv = &padapter->stapriv;
1512
1513 _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
1514
1515 phead = &pstapriv->asoc_list;
1516 plist = get_next(phead);
1517
1518 /* check asoc_queue */
1519 while ((rtw_end_of_queue_search(phead, plist)) == false) {
1520 psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
1521
1522 plist = get_next(plist);
1523
1524 VCS_update(padapter, psta);
1525 }
1526 _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
1527 }
1528}
1529
1530/* called > TSR LEVEL for USB or SDIO Interface*/
1531void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta)
1532{
1533 u8 beacon_updated = false;
1534 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1535 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1536
1537 if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE)) {
1538 if (!psta->no_short_preamble_set) {
1539 psta->no_short_preamble_set = 1;
1540
1541 pmlmepriv->num_sta_no_short_preamble++;
1542
1543 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1544 (pmlmepriv->num_sta_no_short_preamble == 1)) {
1545 beacon_updated = true;
1546 update_beacon(padapter, 0xFF, NULL, true);
1547 }
1548 }
1549 } else {
1550 if (psta->no_short_preamble_set) {
1551 psta->no_short_preamble_set = 0;
1552
1553 pmlmepriv->num_sta_no_short_preamble--;
1554
1555 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1556 (pmlmepriv->num_sta_no_short_preamble == 0)) {
1557 beacon_updated = true;
1558 update_beacon(padapter, 0xFF, NULL, true);
1559 }
1560 }
1561 }
1562
1563 if (psta->flags & WLAN_STA_NONERP) {
1564 if (!psta->nonerp_set) {
1565 psta->nonerp_set = 1;
1566
1567 pmlmepriv->num_sta_non_erp++;
1568
1569 if (pmlmepriv->num_sta_non_erp == 1) {
1570 beacon_updated = true;
1571 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1572 }
1573 }
1574 } else {
1575 if (psta->nonerp_set) {
1576 psta->nonerp_set = 0;
1577
1578 pmlmepriv->num_sta_non_erp--;
1579
1580 if (pmlmepriv->num_sta_non_erp == 0) {
1581 beacon_updated = true;
1582 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1583 }
1584 }
1585 }
1586
1587 if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT)) {
1588 if (!psta->no_short_slot_time_set) {
1589 psta->no_short_slot_time_set = 1;
1590
1591 pmlmepriv->num_sta_no_short_slot_time++;
1592
1593 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1594 (pmlmepriv->num_sta_no_short_slot_time == 1)) {
1595 beacon_updated = true;
1596 update_beacon(padapter, 0xFF, NULL, true);
1597 }
1598 }
1599 } else {
1600 if (psta->no_short_slot_time_set) {
1601 psta->no_short_slot_time_set = 0;
1602
1603 pmlmepriv->num_sta_no_short_slot_time--;
1604
1605 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1606 (pmlmepriv->num_sta_no_short_slot_time == 0)) {
1607 beacon_updated = true;
1608 update_beacon(padapter, 0xFF, NULL, true);
1609 }
1610 }
1611 }
1612
1613 if (psta->flags & WLAN_STA_HT) {
1614 u16 ht_capab = psta->htpriv.ht_cap.cap_info;
1615
1616 DBG_88E("HT: STA %pM HT Capabilities Info: 0x%04x\n",
1617 (psta->hwaddr), ht_capab);
1618
1619 if (psta->no_ht_set) {
1620 psta->no_ht_set = 0;
1621 pmlmepriv->num_sta_no_ht--;
1622 }
1623
1624 if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
1625 if (!psta->no_ht_gf_set) {
1626 psta->no_ht_gf_set = 1;
1627 pmlmepriv->num_sta_ht_no_gf++;
1628 }
1629 DBG_88E("%s STA %pM - no greenfield, num of non-gf stations %d\n",
1630 __func__, (psta->hwaddr),
1631 pmlmepriv->num_sta_ht_no_gf);
1632 }
1633
1634 if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH) == 0) {
1635 if (!psta->ht_20mhz_set) {
1636 psta->ht_20mhz_set = 1;
1637 pmlmepriv->num_sta_ht_20mhz++;
1638 }
1639 DBG_88E("%s STA %pM - 20 MHz HT, num of 20MHz HT STAs %d\n",
1640 __func__, (psta->hwaddr),
1641 pmlmepriv->num_sta_ht_20mhz);
1642 }
1643 } else {
1644 if (!psta->no_ht_set) {
1645 psta->no_ht_set = 1;
1646 pmlmepriv->num_sta_no_ht++;
1647 }
1648 if (pmlmepriv->htpriv.ht_option) {
1649 DBG_88E("%s STA %pM - no HT, num of non-HT stations %d\n",
1650 __func__, (psta->hwaddr),
1651 pmlmepriv->num_sta_no_ht);
1652 }
1653 }
1654
1655 if (rtw_ht_operation_update(padapter) > 0) {
1656 update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
1657 update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
1658 }
1659
1660 /* update associcated stations cap. */
1661 associated_clients_update(padapter, beacon_updated);
1662
1663 DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
1664}
1665
1666u8 bss_cap_update_on_sta_leave(struct adapter *padapter, struct sta_info *psta)
1667{
1668 u8 beacon_updated = false;
1669 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1670 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1671
1672 if (!psta)
1673 return beacon_updated;
1674
1675 if (psta->no_short_preamble_set) {
1676 psta->no_short_preamble_set = 0;
1677 pmlmepriv->num_sta_no_short_preamble--;
1678 if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
1679 pmlmepriv->num_sta_no_short_preamble == 0) {
1680 beacon_updated = true;
1681 update_beacon(padapter, 0xFF, NULL, true);
1682 }
1683 }
1684
1685 if (psta->nonerp_set) {
1686 psta->nonerp_set = 0;
1687 pmlmepriv->num_sta_non_erp--;
1688 if (pmlmepriv->num_sta_non_erp == 0) {
1689 beacon_updated = true;
1690 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1691 }
1692 }
1693
1694 if (psta->no_short_slot_time_set) {
1695 psta->no_short_slot_time_set = 0;
1696 pmlmepriv->num_sta_no_short_slot_time--;
1697 if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
1698 pmlmepriv->num_sta_no_short_slot_time == 0) {
1699 beacon_updated = true;
1700 update_beacon(padapter, 0xFF, NULL, true);
1701 }
1702 }
1703
1704 if (psta->no_ht_gf_set) {
1705 psta->no_ht_gf_set = 0;
1706 pmlmepriv->num_sta_ht_no_gf--;
1707 }
1708
1709 if (psta->no_ht_set) {
1710 psta->no_ht_set = 0;
1711 pmlmepriv->num_sta_no_ht--;
1712 }
1713
1714 if (psta->ht_20mhz_set) {
1715 psta->ht_20mhz_set = 0;
1716 pmlmepriv->num_sta_ht_20mhz--;
1717 }
1718
1719 if (rtw_ht_operation_update(padapter) > 0) {
1720 update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
1721 update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
1722 }
1723
1724 /* update associcated stations cap. */
1725
1726 DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
1727
1728 return beacon_updated;
1729}
1730
1731u8 ap_free_sta(struct adapter *padapter, struct sta_info *psta,
1732 bool active, u16 reason)
1733{
1734 unsigned long irqL;
1735 u8 beacon_updated = false;
1736 struct sta_priv *pstapriv = &padapter->stapriv;
1737
1738 if (!psta)
1739 return beacon_updated;
1740
1741 /* tear down Rx AMPDU */
1742 send_delba(padapter, 0, psta->hwaddr);/* recipient */
1743
1744 /* tear down TX AMPDU */
1745 send_delba(padapter, 1, psta->hwaddr);/* originator */
1746 psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
1747 psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
1748
1749 if (active)
1750 issue_deauth(padapter, psta->hwaddr, reason);
1751
1752 /* clear cam entry / key */
1753 rtw_clearstakey_cmd(padapter, (u8 *)psta, (u8)(psta->mac_id + 3), true);
1754
1755
1756 _enter_critical_bh(&psta->lock, &irqL);
1757 psta->state &= ~_FW_LINKED;
1758 _exit_critical_bh(&psta->lock, &irqL);
1759
1760 rtw_indicate_sta_disassoc_event(padapter, psta);
1761
1762 report_del_sta_event(padapter, psta->hwaddr, reason);
1763
1764 beacon_updated = bss_cap_update_on_sta_leave(padapter, psta);
1765
1766 _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1767 rtw_free_stainfo(padapter, psta);
1768 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1769
1770 return beacon_updated;
1771}
1772
1773int rtw_ap_inform_ch_switch(struct adapter *padapter, u8 new_ch, u8 ch_offset)
1774{
1775 unsigned long irqL;
1776 struct list_head *phead, *plist;
1777 int ret = 0;
1778 struct sta_info *psta = NULL;
1779 struct sta_priv *pstapriv = &padapter->stapriv;
1780 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1781 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1782 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1783
1784 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
1785 return ret;
1786
1787 DBG_88E(FUNC_NDEV_FMT" with ch:%u, offset:%u\n",
1788 FUNC_NDEV_ARG(padapter->pnetdev), new_ch, ch_offset);
1789
1790 _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
1791 phead = &pstapriv->asoc_list;
1792 plist = get_next(phead);
1793
1794 /* for each sta in asoc_queue */
1795 while (!rtw_end_of_queue_search(phead, plist)) {
1796 psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
1797 plist = get_next(plist);
1798
1799 issue_action_spct_ch_switch(padapter, psta->hwaddr, new_ch, ch_offset);
1800 psta->expire_to = ((pstapriv->expire_to * 2) > 5) ? 5 : (pstapriv->expire_to * 2);
1801 }
1802 _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
1803
1804 issue_action_spct_ch_switch(padapter, bc_addr, new_ch, ch_offset);
1805
1806 return ret;
1807}
1808
1809int rtw_sta_flush(struct adapter *padapter)
1810{
1811 unsigned long irqL;
1812 struct list_head *phead, *plist;
1813 int ret = 0;
1814 struct sta_info *psta = NULL;
1815 struct sta_priv *pstapriv = &padapter->stapriv;
1816 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1817 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1818 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1819
1820 DBG_88E(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
1821
1822 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
1823 return ret;
1824
1825 _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
1826 phead = &pstapriv->asoc_list;
1827 plist = get_next(phead);
1828
1829 /* free sta asoc_queue */
1830 while ((rtw_end_of_queue_search(phead, plist)) == false) {
1831 psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
1832
1833 plist = get_next(plist);
1834
1835 rtw_list_delete(&psta->asoc_list);
1836 pstapriv->asoc_list_cnt--;
1837
1838 ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
1839 }
1840 _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
1841
1842
1843 issue_deauth(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
1844
1845 associated_clients_update(padapter, true);
1846
1847 return ret;
1848}
1849
1850/* called > TSR LEVEL for USB or SDIO Interface*/
1851void sta_info_update(struct adapter *padapter, struct sta_info *psta)
1852{
1853 int flags = psta->flags;
1854 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1855
1856 /* update wmm cap. */
1857 if (WLAN_STA_WME&flags)
1858 psta->qos_option = 1;
1859 else
1860 psta->qos_option = 0;
1861
1862 if (pmlmepriv->qospriv.qos_option == 0)
1863 psta->qos_option = 0;
1864
1865 /* update 802.11n ht cap. */
1866 if (WLAN_STA_HT&flags) {
1867 psta->htpriv.ht_option = true;
1868 psta->qos_option = 1;
1869 } else {
1870 psta->htpriv.ht_option = false;
1871 }
1872
1873 if (!pmlmepriv->htpriv.ht_option)
1874 psta->htpriv.ht_option = false;
1875
1876 update_sta_info_apmode(padapter, psta);
1877}
1878
1879/* called >= TSR LEVEL for USB or SDIO Interface*/
1880void ap_sta_info_defer_update(struct adapter *padapter, struct sta_info *psta)
1881{
1882 if (psta->state & _FW_LINKED) {
1883 /* add ratid */
1884 add_RATid(padapter, psta, 0);/* DM_RATR_STA_INIT */
1885 }
1886}
1887
1888void start_ap_mode(struct adapter *padapter)
1889{
1890 int i;
1891 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1892 struct sta_priv *pstapriv = &padapter->stapriv;
1893 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1894 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1895
1896 pmlmepriv->update_bcn = false;
1897
1898 pmlmeext->bstart_bss = false;
1899
1900 pmlmepriv->num_sta_non_erp = 0;
1901
1902 pmlmepriv->num_sta_no_short_slot_time = 0;
1903
1904 pmlmepriv->num_sta_no_short_preamble = 0;
1905
1906 pmlmepriv->num_sta_ht_no_gf = 0;
1907 pmlmepriv->num_sta_no_ht = 0;
1908 pmlmepriv->num_sta_ht_20mhz = 0;
1909
1910 pmlmepriv->olbc = false;
1911
1912 pmlmepriv->olbc_ht = false;
1913
1914 pmlmepriv->ht_op_mode = 0;
1915
1916 for (i = 0; i < NUM_STA; i++)
1917 pstapriv->sta_aid[i] = NULL;
1918
1919 pmlmepriv->wps_beacon_ie = NULL;
1920 pmlmepriv->wps_probe_resp_ie = NULL;
1921 pmlmepriv->wps_assoc_resp_ie = NULL;
1922
1923 pmlmepriv->p2p_beacon_ie = NULL;
1924 pmlmepriv->p2p_probe_resp_ie = NULL;
1925
1926 /* for ACL */
1927 _rtw_init_listhead(&(pacl_list->acl_node_q.queue));
1928 pacl_list->num = 0;
1929 pacl_list->mode = 0;
1930 for (i = 0; i < NUM_ACL; i++) {
1931 _rtw_init_listhead(&pacl_list->aclnode[i].list);
1932 pacl_list->aclnode[i].valid = false;
1933 }
1934}
1935
1936void stop_ap_mode(struct adapter *padapter)
1937{
1938 unsigned long irqL;
1939 struct list_head *phead, *plist;
1940 struct rtw_wlan_acl_node *paclnode;
1941 struct sta_info *psta = NULL;
1942 struct sta_priv *pstapriv = &padapter->stapriv;
1943 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1944 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1945 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1946 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1947
1948 pmlmepriv->update_bcn = false;
1949 pmlmeext->bstart_bss = false;
1950
1951 /* reset and init security priv , this can refine with rtw_reset_securitypriv */
1952 _rtw_memset((unsigned char *)&padapter->securitypriv, 0, sizeof(struct security_priv));
1953 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
1954 padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
1955
1956 /* for ACL */
1957 _enter_critical_bh(&(pacl_node_q->lock), &irqL);
1958 phead = get_list_head(pacl_node_q);
1959 plist = get_next(phead);
1960 while ((rtw_end_of_queue_search(phead, plist)) == false) {
1961 paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
1962 plist = get_next(plist);
1963
1964 if (paclnode->valid) {
1965 paclnode->valid = false;
1966
1967 rtw_list_delete(&paclnode->list);
1968
1969 pacl_list->num--;
1970 }
1971 }
1972 _exit_critical_bh(&(pacl_node_q->lock), &irqL);
1973
1974 DBG_88E("%s, free acl_node_queue, num =%d\n", __func__, pacl_list->num);
1975
1976 rtw_sta_flush(padapter);
1977
1978 /* free_assoc_sta_resources */
1979 rtw_free_all_stainfo(padapter);
1980
1981 psta = rtw_get_bcmc_stainfo(padapter);
1982 _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1983 rtw_free_stainfo(padapter, psta);
1984 _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
1985
1986 rtw_init_bcmc_stainfo(padapter);
1987
1988 rtw_free_mlme_priv_ie_data(pmlmepriv);
1989}
1990
1991#endif /* CONFIG_88EU_AP_MODE */