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Merge remote-tracking branch 'staging/staging-next'
[deliverable/linux.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 *
9a7fe54d
LF		 14 ******************************************************************************/
15#define _RTW_AP_C_
16
04fbf979
PG		 17#include <linux/ieee80211.h>
18
9a7fe54d
LF		 19#include <osdep_service.h>
20#include <drv_types.h>
21#include <wifi.h>
22#include <ieee80211.h>
e4504a15 23#include <asm/unaligned.h>
9a7fe54d
LF		 24
25#ifdef CONFIG_88EU_AP_MODE
26
27void init_mlme_ap_info(struct adapter *padapter)
28{
29 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
30 struct sta_priv *pstapriv = &padapter->stapriv;
31 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
32
33
f214e521 34 spin_lock_init(&pmlmepriv->bcn_update_lock);
9a7fe54d
LF		 35
36 /* for ACL */
37 _rtw_init_queue(&pacl_list->acl_node_q);
38
39 start_ap_mode(padapter);
40}
41
42void free_mlme_ap_info(struct adapter *padapter)
43{
9a7fe54d
LF		 44 struct sta_info *psta = NULL;
45 struct sta_priv *pstapriv = &padapter->stapriv;
46 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
47 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
48 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
49
50 pmlmepriv->update_bcn = false;
51 pmlmeext->bstart_bss = false;
52
53 rtw_sta_flush(padapter);
54
55 pmlmeinfo->state = _HW_STATE_NOLINK_;
56
57 /* free_assoc_sta_resources */
58 rtw_free_all_stainfo(padapter);
59
60 /* free bc/mc sta_info */
61 psta = rtw_get_bcmc_stainfo(padapter);
7057dcb3 62 spin_lock_bh(&(pstapriv->sta_hash_lock));
9a7fe54d 63 rtw_free_stainfo(padapter, psta);
e02bcf61 64 spin_unlock_bh(&(pstapriv->sta_hash_lock));
9a7fe54d
LF		 65}
66
67static void update_BCNTIM(struct adapter *padapter)
68{
69 struct sta_priv *pstapriv = &padapter->stapriv;
70 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
71 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
72 struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
73 unsigned char *pie = pnetwork_mlmeext->IEs;
eb8329c6
CB		 74 u8 *p, *dst_ie, *premainder_ie = NULL;
75 u8 *pbackup_remainder_ie = NULL;
76 uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
9a7fe54d
LF		 77
78 /* update TIM IE */
eb8329c6
CB		 79 p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, _TIM_IE_, &tim_ielen,
80 pnetwork_mlmeext->IELength - _FIXED_IE_LENGTH_);
81 if (p != NULL && tim_ielen > 0) {
82 tim_ielen += 2;
83 premainder_ie = p+tim_ielen;
84 tim_ie_offset = (int)(p - pie);
85 remainder_ielen = pnetwork_mlmeext->IELength -
86 tim_ie_offset - tim_ielen;
87 /* append TIM IE from dst_ie offset */
88 dst_ie = p;
89 } else {
90 tim_ielen = 0;
91
92 /* calculate head_len */
93 offset = _FIXED_IE_LENGTH_;
94 offset += pnetwork_mlmeext->Ssid.SsidLength + 2;
95
96 /* get supported rates len */
97 p = rtw_get_ie(pie + _BEACON_IE_OFFSET_,
98 _SUPPORTEDRATES_IE_, &tmp_len,
99 (pnetwork_mlmeext->IELength -
100 _BEACON_IE_OFFSET_));
101 if (p != NULL)
102 offset += tmp_len+2;
103
104 /* DS Parameter Set IE, len = 3 */
105 offset += 3;
106
107 premainder_ie = pie + offset;
108
109 remainder_ielen = pnetwork_mlmeext->IELength -
110 offset - tim_ielen;
111
112 /* append TIM IE from offset */
113 dst_ie = pie + offset;
9a7fe54d
LF		 114 }
115
eb8329c6
CB		 116 if (remainder_ielen > 0) {
117 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
118 if (pbackup_remainder_ie && premainder_ie)
119 memcpy(pbackup_remainder_ie,
120 premainder_ie, remainder_ielen);
121 }
122 *dst_ie++ = _TIM_IE_;
123
124 if ((pstapriv->tim_bitmap&0xff00) &&
125 (pstapriv->tim_bitmap&0x00fc))
126 tim_ielen = 5;
127 else
128 tim_ielen = 4;
129
130 *dst_ie++ = tim_ielen;
131
132 *dst_ie++ = 0;/* DTIM count */
133 *dst_ie++ = 1;/* DTIM period */
134
135 if (pstapriv->tim_bitmap&BIT(0))/* for bc/mc frames */
136 *dst_ie++ = BIT(0);/* bitmap ctrl */
137 else
138 *dst_ie++ = 0;
139
140 if (tim_ielen == 4) {
141 *dst_ie++ = pstapriv->tim_bitmap & 0xff;
142 } else if (tim_ielen == 5) {
143 put_unaligned_le16(pstapriv->tim_bitmap, dst_ie);
144 dst_ie += 2;
145 }
146
147 /* copy remainder IE */
148 if (pbackup_remainder_ie) {
149 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
150
151 kfree(pbackup_remainder_ie);
152 }
153 offset = (uint)(dst_ie - pie);
154 pnetwork_mlmeext->IELength = offset + remainder_ielen;
155
9a7fe54d
LF		 156 set_tx_beacon_cmd(padapter);
157}
158
0a36d5fb
JT		 159void rtw_add_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork,
160 u8 index, u8 *data, u8 len)
9a7fe54d
LF		 161{
162 struct ndis_802_11_var_ie *pIE;
163 u8 bmatch = false;
164 u8 *pie = pnetwork->IEs;
165 u8 *p = NULL, *dst_ie = NULL, *premainder_ie = NULL;
166 u8 *pbackup_remainder_ie = NULL;
167 u32 i, offset, ielen = 0, ie_offset, remainder_ielen = 0;
168
169 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pnetwork->IELength;) {
170 pIE = (struct ndis_802_11_var_ie *)(pnetwork->IEs + i);
171
172 if (pIE->ElementID > index) {
173 break;
0a36d5fb
JT		 174 /* already exist the same IE */
175 } else if (pIE->ElementID == index) {
9a7fe54d
LF		 176 p = (u8 *)pIE;
177 ielen = pIE->Length;
178 bmatch = true;
179 break;
180 }
181 p = (u8 *)pIE;
182 ielen = pIE->Length;
183 i += (pIE->Length + 2);
184 }
185
186 if (p != NULL && ielen > 0) {
187 ielen += 2;
188
189 premainder_ie = p+ielen;
190
191 ie_offset = (int)(p - pie);
192
193 remainder_ielen = pnetwork->IELength - ie_offset - ielen;
194
195 if (bmatch)
196 dst_ie = p;
197 else
47b67704 198 dst_ie = p+ielen;
9a7fe54d
LF		 199 }
200
201 if (remainder_ielen > 0) {
202 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
203 if (pbackup_remainder_ie && premainder_ie)
0a36d5fb
JT		 204 memcpy(pbackup_remainder_ie,
205 premainder_ie, remainder_ielen);
9a7fe54d
LF		 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
0a36d5fb
JT		 225void rtw_remove_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork,
226 u8 index)
9a7fe54d
LF		 227{
228 u8 *p, *dst_ie = NULL, *premainder_ie = NULL;
229 u8 *pbackup_remainder_ie = NULL;
230 uint offset, ielen, ie_offset, remainder_ielen = 0;
231 u8 *pie = pnetwork->IEs;
232
233 p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, index, &ielen,
234 pnetwork->IELength - _FIXED_IE_LENGTH_);
235 if (p != NULL && ielen > 0) {
236 ielen += 2;
237
238 premainder_ie = p+ielen;
239
240 ie_offset = (int)(p - pie);
241
242 remainder_ielen = pnetwork->IELength - ie_offset - ielen;
243
244 dst_ie = p;
245 }
246
247 if (remainder_ielen > 0) {
248 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
249 if (pbackup_remainder_ie && premainder_ie)
0a36d5fb
JT		 250 memcpy(pbackup_remainder_ie,
251 premainder_ie, remainder_ielen);
9a7fe54d
LF		 252 }
253
254 /* copy remainder IE */
255 if (pbackup_remainder_ie) {
256 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
257
258 kfree(pbackup_remainder_ie);
259 }
260
261 offset = (uint)(dst_ie - pie);
262 pnetwork->IELength = offset + remainder_ielen;
263}
264
265static u8 chk_sta_is_alive(struct sta_info *psta)
266{
267 u8 ret = false;
268
0a36d5fb
JT		 269 if ((psta->sta_stats.last_rx_data_pkts +
270 psta->sta_stats.last_rx_ctrl_pkts) ==
271 (psta->sta_stats.rx_data_pkts +
272 psta->sta_stats.rx_ctrl_pkts))
9a7fe54d
LF		 273 ;
274 else
275 ret = true;
276
277 sta_update_last_rx_pkts(psta);
278
279 return ret;
280}
281
282void expire_timeout_chk(struct adapter *padapter)
283{
9a7fe54d
LF		 284 struct list_head *phead, *plist;
285 u8 updated = 0;
286 struct sta_info *psta = NULL;
287 struct sta_priv *pstapriv = &padapter->stapriv;
288 u8 chk_alive_num = 0;
289 char chk_alive_list[NUM_STA];
290 int i;
291
7057dcb3 292 spin_lock_bh(&pstapriv->auth_list_lock);
9a7fe54d
LF		 293
294 phead = &pstapriv->auth_list;
c44e5e39 295 plist = phead->next;
9a7fe54d
LF		 296
297 /* check auth_queue */
84660700 298 while (phead != plist) {
bea88100 299 psta = container_of(plist, struct sta_info, auth_list);
c44e5e39 300 plist = plist->next;
9a7fe54d
LF		 301
302 if (psta->expire_to > 0) {
303 psta->expire_to--;
304 if (psta->expire_to == 0) {
8d5bdece 305 list_del_init(&psta->auth_list);
9a7fe54d
LF		 306 pstapriv->auth_list_cnt--;
307
308 DBG_88E("auth expire %6ph\n",
309 psta->hwaddr);
310
e02bcf61 311 spin_unlock_bh(&pstapriv->auth_list_lock);
9a7fe54d 312
7057dcb3 313 spin_lock_bh(&(pstapriv->sta_hash_lock));
9a7fe54d 314 rtw_free_stainfo(padapter, psta);
e02bcf61 315 spin_unlock_bh(&(pstapriv->sta_hash_lock));
9a7fe54d 316
7057dcb3 317 spin_lock_bh(&pstapriv->auth_list_lock);
9a7fe54d
LF		 318 }
319 }
320
321 }
e02bcf61 322 spin_unlock_bh(&pstapriv->auth_list_lock);
9a7fe54d
LF		 323
324 psta = NULL;
325
7057dcb3 326 spin_lock_bh(&pstapriv->asoc_list_lock);
9a7fe54d
LF		 327
328 phead = &pstapriv->asoc_list;
c44e5e39 329 plist = phead->next;
9a7fe54d
LF		 330
331 /* check asoc_queue */
84660700 332 while (phead != plist) {
bea88100 333 psta = container_of(plist, struct sta_info, asoc_list);
c44e5e39 334 plist = plist->next;
9a7fe54d
LF		 335
336 if (chk_sta_is_alive(psta) || !psta->expire_to) {
337 psta->expire_to = pstapriv->expire_to;
338 psta->keep_alive_trycnt = 0;
339 psta->under_exist_checking = 0;
340 } else {
341 psta->expire_to--;
342 }
343
344 if (psta->expire_to <= 0) {
345 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
346
347 if (padapter->registrypriv.wifi_spec == 1) {
348 psta->expire_to = pstapriv->expire_to;
349 continue;
350 }
351
352 if (psta->state & WIFI_SLEEP_STATE) {
353 if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
0a36d5fb
JT		 354 /* to check if alive by another methods
355 * if station is at ps mode.
356 */
9a7fe54d
LF		 357 psta->expire_to = pstapriv->expire_to;
358 psta->state |= WIFI_STA_ALIVE_CHK_STATE;
359
0a36d5fb
JT		 360 /* to update bcn with tim_bitmap
361 * for this station
362 */
9a7fe54d 363 pstapriv->tim_bitmap |= BIT(psta->aid);
0a36d5fb
JT		 364 update_beacon(padapter, _TIM_IE_,
365 NULL, false);
9a7fe54d
LF		 366
367 if (!pmlmeext->active_keep_alive_check)
368 continue;
369 }
370 }
371 if (pmlmeext->active_keep_alive_check) {
372 int stainfo_offset;
373
24947258
SM		 374 stainfo_offset =
375 rtw_stainfo_offset(pstapriv, psta);
9a7fe54d
LF		 376 if (stainfo_offset_valid(stainfo_offset))
377 chk_alive_list[chk_alive_num++] = stainfo_offset;
378 continue;
379 }
380
8d5bdece 381 list_del_init(&psta->asoc_list);
9a7fe54d
LF		 382 pstapriv->asoc_list_cnt--;
383
384 DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
385 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
386 } else {
387 /* TODO: Aging mechanism to digest frames in sleep_q to avoid running out of xmitframe */
388 if (psta->sleepq_len > (NR_XMITFRAME/pstapriv->asoc_list_cnt) &&
389 padapter->xmitpriv.free_xmitframe_cnt < (NR_XMITFRAME/pstapriv->asoc_list_cnt/2)) {
390 DBG_88E("%s sta:%pM, sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n", __func__,
391 (psta->hwaddr), psta->sleepq_len,
392 padapter->xmitpriv.free_xmitframe_cnt,
393 pstapriv->asoc_list_cnt);
394 wakeup_sta_to_xmit(padapter, psta);
395 }
396 }
397 }
398
e02bcf61 399 spin_unlock_bh(&pstapriv->asoc_list_lock);
9a7fe54d
LF		 400
401 if (chk_alive_num) {
402 u8 backup_oper_channel = 0;
403 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
404 /* switch to correct channel of current network before issue keep-alive frames */
405 if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
406 backup_oper_channel = rtw_get_oper_ch(padapter);
407 SelectChannel(padapter, pmlmeext->cur_channel);
408 }
409
410 /* issue null data to check sta alive*/
411 for (i = 0; i < chk_alive_num; i++) {
412 int ret = _FAIL;
413
414 psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
415
416 if (psta->state & WIFI_SLEEP_STATE)
417 ret = issue_nulldata(padapter, psta->hwaddr, 0, 1, 50);
418 else
419 ret = issue_nulldata(padapter, psta->hwaddr, 0, 3, 50);
420
421 psta->keep_alive_trycnt++;
422 if (ret == _SUCCESS) {
423 DBG_88E("asoc check, sta(%pM) is alive\n", (psta->hwaddr));
424 psta->expire_to = pstapriv->expire_to;
425 psta->keep_alive_trycnt = 0;
426 continue;
427 } else if (psta->keep_alive_trycnt <= 3) {
428 DBG_88E("ack check for asoc expire, keep_alive_trycnt =%d\n", psta->keep_alive_trycnt);
429 psta->expire_to = 1;
430 continue;
431 }
432
433 psta->keep_alive_trycnt = 0;
434
435 DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
7057dcb3 436 spin_lock_bh(&pstapriv->asoc_list_lock);
8d5bdece 437 list_del_init(&psta->asoc_list);
9a7fe54d
LF		 438 pstapriv->asoc_list_cnt--;
439 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
e02bcf61 440 spin_unlock_bh(&pstapriv->asoc_list_lock);
9a7fe54d
LF		 441 }
442
443 if (backup_oper_channel > 0) /* back to the original operation channel */
444 SelectChannel(padapter, backup_oper_channel);
445 }
446
447 associated_clients_update(padapter, updated);
448}
449
450void add_RATid(struct adapter *padapter, struct sta_info *psta, u8 rssi_level)
451{
452 int i;
453 u8 rf_type;
454 u32 init_rate = 0;
455 unsigned char sta_band = 0, raid, shortGIrate = false;
456 unsigned char limit;
457 unsigned int tx_ra_bitmap = 0;
458 struct ht_priv *psta_ht = NULL;
459 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
460 struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
461
462 if (psta)
463 psta_ht = &psta->htpriv;
464 else
465 return;
466
467 if (!(psta->state & _FW_LINKED))
468 return;
469
470 /* b/g mode ra_bitmap */
471 for (i = 0; i < sizeof(psta->bssrateset); i++) {
472 if (psta->bssrateset[i])
473 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i]&0x7f);
474 }
475 /* n mode ra_bitmap */
476 if (psta_ht->ht_option) {
477 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
478 if (rf_type == RF_2T2R)
479 limit = 16;/* 2R */
480 else
481 limit = 8;/* 1R */
482
483 for (i = 0; i < limit; i++) {
cfecac2e 484 if (psta_ht->ht_cap.mcs.rx_mask[i / 8] & BIT(i % 8))
9a7fe54d
LF		 485 tx_ra_bitmap |= BIT(i+12);
486 }
487
488 /* max short GI rate */
489 shortGIrate = psta_ht->sgi;
490 }
491
492 if (pcur_network->Configuration.DSConfig > 14) {
493 /* 5G band */
494 if (tx_ra_bitmap & 0xffff000)
495 sta_band |= WIRELESS_11_5N | WIRELESS_11A;
496 else
497 sta_band |= WIRELESS_11A;
498 } else {
499 if (tx_ra_bitmap & 0xffff000)
500 sta_band |= WIRELESS_11_24N | WIRELESS_11G | WIRELESS_11B;
501 else if (tx_ra_bitmap & 0xff0)
502 sta_band |= WIRELESS_11G | WIRELESS_11B;
503 else
504 sta_band |= WIRELESS_11B;
505 }
506
507 psta->wireless_mode = sta_band;
508
509 raid = networktype_to_raid(sta_band);
510 init_rate = get_highest_rate_idx(tx_ra_bitmap&0x0fffffff)&0x3f;
511
512 if (psta->aid < NUM_STA) {
513 u8 arg = 0;
514
515 arg = psta->mac_id&0x1f;
516
517 arg |= BIT(7);/* support entry 2~31 */
518
519 if (shortGIrate)
520 arg |= BIT(5);
521
522 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
523
524 DBG_88E("%s => mac_id:%d , raid:%d , bitmap = 0x%x, arg = 0x%x\n",
7aa36b4b 525 __func__, psta->mac_id, raid, tx_ra_bitmap, arg);
9a7fe54d
LF		 526
527 /* bitmap[0:27] = tx_rate_bitmap */
528 /* bitmap[28:31]= Rate Adaptive id */
529 /* arg[0:4] = macid */
530 /* arg[5] = Short GI */
531 rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, rssi_level);
532
533 if (shortGIrate)
534 init_rate |= BIT(6);
535
536 /* set ra_id, init_rate */
537 psta->raid = raid;
538 psta->init_rate = init_rate;
539
540 } else {
541 DBG_88E("station aid %d exceed the max number\n", psta->aid);
542 }
543}
544
545static void update_bmc_sta(struct adapter *padapter)
546{
9a7fe54d
LF		 547 u32 init_rate = 0;
548 unsigned char network_type, raid;
549 int i, supportRateNum = 0;
550 unsigned int tx_ra_bitmap = 0;
551 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
552 struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
553 struct sta_info *psta = rtw_get_bcmc_stainfo(padapter);
554
555 if (psta) {
556 psta->aid = 0;/* default set to 0 */
557 psta->mac_id = psta->aid + 1;
558
559 psta->qos_option = 0;
560 psta->htpriv.ht_option = false;
561
562 psta->ieee8021x_blocked = 0;
563
d0beccb0 564 memset(&psta->sta_stats, 0, sizeof(struct stainfo_stats));
9a7fe54d
LF		 565
566 /* prepare for add_RATid */
567 supportRateNum = rtw_get_rateset_len((u8 *)&pcur_network->SupportedRates);
568 network_type = rtw_check_network_type((u8 *)&pcur_network->SupportedRates, supportRateNum, 1);
569
570 memcpy(psta->bssrateset, &pcur_network->SupportedRates, supportRateNum);
571 psta->bssratelen = supportRateNum;
572
573 /* b/g mode ra_bitmap */
574 for (i = 0; i < supportRateNum; i++) {
575 if (psta->bssrateset[i])
576 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i]&0x7f);
577 }
578
579 if (pcur_network->Configuration.DSConfig > 14) {
580 /* force to A mode. 5G doesn't support CCK rates */
581 network_type = WIRELESS_11A;
582 tx_ra_bitmap = 0x150; /* 6, 12, 24 Mbps */
583 } else {
584 /* force to b mode */
585 network_type = WIRELESS_11B;
586 tx_ra_bitmap = 0xf;
587 }
588
589 raid = networktype_to_raid(network_type);
590 init_rate = get_highest_rate_idx(tx_ra_bitmap&0x0fffffff)&0x3f;
591
592 /* ap mode */
593 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
594
595 {
596 u8 arg = 0;
597
598 arg = psta->mac_id&0x1f;
599 arg |= BIT(7);
600 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
601 DBG_88E("update_bmc_sta, mask = 0x%x, arg = 0x%x\n", tx_ra_bitmap, arg);
602
603 /* bitmap[0:27] = tx_rate_bitmap */
604 /* bitmap[28:31]= Rate Adaptive id */
605 /* arg[0:4] = macid */
606 /* arg[5] = Short GI */
607 rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, 0);
608 }
609 /* set ra_id, init_rate */
610 psta->raid = raid;
611 psta->init_rate = init_rate;
612
613 rtw_stassoc_hw_rpt(padapter, psta);
614
7057dcb3 615 spin_lock_bh(&psta->lock);
9a7fe54d 616 psta->state = _FW_LINKED;
e02bcf61 617 spin_unlock_bh(&psta->lock);
9a7fe54d
LF		 618
619 } else {
620 DBG_88E("add_RATid_bmc_sta error!\n");
621 }
622}
623
624/* notes: */
625/* AID: 1~MAX for sta and 0 for bc/mc in ap/adhoc mode */
626/* MAC_ID = AID+1 for sta in ap/adhoc mode */
627/* MAC_ID = 1 for bc/mc for sta/ap/adhoc */
628/* MAC_ID = 0 for bssid for sta/ap/adhoc */
629/* CAM_ID = 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */
630
631void update_sta_info_apmode(struct adapter *padapter, struct sta_info *psta)
632{
9a7fe54d
LF		 633 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
634 struct security_priv *psecuritypriv = &padapter->securitypriv;
635 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
636 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
637 struct ht_priv *phtpriv_sta = &psta->htpriv;
638
639 psta->mac_id = psta->aid+1;
640 DBG_88E("%s\n", __func__);
641
642 /* ap mode */
643 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
644
645 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
646 psta->ieee8021x_blocked = true;
647 else
648 psta->ieee8021x_blocked = false;
649
650
651 /* update sta's cap */
652
653 /* ERP */
654 VCS_update(padapter, psta);
655 /* HT related cap */
656 if (phtpriv_sta->ht_option) {
657 /* check if sta supports rx ampdu */
658 phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
659
660 /* check if sta support s Short GI */
cfecac2e
IS		 661 if (le16_to_cpu(phtpriv_sta->ht_cap.cap_info &
662 phtpriv_ap->ht_cap.cap_info) &
663 (IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40))
9a7fe54d
LF		 664 phtpriv_sta->sgi = true;
665
666 /* bwmode */
cfecac2e
IS		 667 if (le16_to_cpu(phtpriv_sta->ht_cap.cap_info &
668 phtpriv_ap->ht_cap.cap_info) &
669 IEEE80211_HT_CAP_SUP_WIDTH) {
9a7fe54d
LF		 670 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
671 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
672 }
673 psta->qos_option = true;
674 } else {
675 phtpriv_sta->ampdu_enable = false;
676 phtpriv_sta->sgi = false;
677 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
678 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
679 }
680
681 /* Rx AMPDU */
682 send_delba(padapter, 0, psta->hwaddr);/* recipient */
683
684 /* TX AMPDU */
685 send_delba(padapter, 1, psta->hwaddr);/* originator */
686 phtpriv_sta->agg_enable_bitmap = 0x0;/* reset */
687 phtpriv_sta->candidate_tid_bitmap = 0x0;/* reset */
688
689 /* todo: init other variables */
690
d0beccb0 691 memset(&psta->sta_stats, 0, sizeof(struct stainfo_stats));
9a7fe54d 692
7057dcb3 693 spin_lock_bh(&psta->lock);
9a7fe54d 694 psta->state |= _FW_LINKED;
e02bcf61 695 spin_unlock_bh(&psta->lock);
9a7fe54d
LF		 696}
697
698static void update_hw_ht_param(struct adapter *padapter)
699{
700 unsigned char max_AMPDU_len;
701 unsigned char min_MPDU_spacing;
702 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
703 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
704
705 DBG_88E("%s\n", __func__);
706
707 /* handle A-MPDU parameter field */
708 /*
3d3cd94d
IS		 709 ampdu_params_info [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
710 ampdu_params_info [4:2]:Min MPDU Start Spacing
9a7fe54d 711 */
3d3cd94d 712 max_AMPDU_len = pmlmeinfo->HT_caps.ampdu_params_info & 0x03;
9a7fe54d 713
3d3cd94d 714 min_MPDU_spacing = (pmlmeinfo->HT_caps.ampdu_params_info & 0x1c) >> 2;
9a7fe54d
LF		 715
716 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
717
718 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
719
720 /* */
721 /* Config SM Power Save setting */
722 /* */
3d3cd94d 723 pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.cap_info) & 0x0C) >> 2;
9a7fe54d
LF		 724 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
725 DBG_88E("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
726}
727
728static void start_bss_network(struct adapter *padapter, u8 *pbuf)
729{
730 u8 *p;
731 u8 val8, cur_channel, cur_bwmode, cur_ch_offset;
732 u16 bcn_interval;
733 u32 acparm;
734 int ie_len;
735 struct registry_priv *pregpriv = &padapter->registrypriv;
736 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
737 struct security_priv *psecuritypriv = &(padapter->securitypriv);
738 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
739 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
740 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
741 struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
742 struct HT_info_element *pht_info = NULL;
9a7fe54d
LF		 743
744 bcn_interval = (u16)pnetwork->Configuration.BeaconPeriod;
745 cur_channel = pnetwork->Configuration.DSConfig;
746 cur_bwmode = HT_CHANNEL_WIDTH_20;
747 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
748
749
750 /* check if there is wps ie, */
751 /* if there is wpsie in beacon, the hostapd will update beacon twice when stating hostapd, */
752 /* and at first time the security ie (RSN/WPA IE) will not include in beacon. */
753 if (!rtw_get_wps_ie(pnetwork->IEs+_FIXED_IE_LENGTH_, pnetwork->IELength-_FIXED_IE_LENGTH_, NULL, NULL))
754 pmlmeext->bstart_bss = true;
755
756 /* todo: update wmm, ht cap */
757 if (pmlmepriv->qospriv.qos_option)
758 pmlmeinfo->WMM_enable = true;
759 if (pmlmepriv->htpriv.ht_option) {
760 pmlmeinfo->WMM_enable = true;
761 pmlmeinfo->HT_enable = true;
762
763 update_hw_ht_param(padapter);
764 }
765
766 if (pmlmepriv->cur_network.join_res != true) { /* setting only at first time */
767 /* WEP Key will be set before this function, do not clear CAM. */
768 if ((psecuritypriv->dot11PrivacyAlgrthm != _WEP40_) &&
769 (psecuritypriv->dot11PrivacyAlgrthm != _WEP104_))
770 flush_all_cam_entry(padapter); /* clear CAM */
771 }
772
773 /* set MSR to AP_Mode */
774 Set_MSR(padapter, _HW_STATE_AP_);
775
776 /* Set BSSID REG */
777 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pnetwork->MacAddress);
778
779 /* Set EDCA param reg */
780 acparm = 0x002F3217; /* VO */
781 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acparm));
782 acparm = 0x005E4317; /* VI */
783 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acparm));
784 acparm = 0x005ea42b;
785 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acparm));
786 acparm = 0x0000A444; /* BK */
787 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acparm));
788
789 /* Set Security */
790 val8 = (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
791 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
792
793 /* Beacon Control related register */
794 rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&bcn_interval));
795
796 UpdateBrateTbl(padapter, pnetwork->SupportedRates);
797 rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, pnetwork->SupportedRates);
798
799 if (!pmlmepriv->cur_network.join_res) { /* setting only at first time */
800 /* turn on all dynamic functions */
801 Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
802 }
803 /* set channel, bwmode */
804 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)));
805 if (p && ie_len) {
806 pht_info = (struct HT_info_element *)(p+2);
807
808 if ((pregpriv->cbw40_enable) && (pht_info->infos[0] & BIT(2))) {
809 /* switch to the 40M Hz mode */
810 cur_bwmode = HT_CHANNEL_WIDTH_40;
811 switch (pht_info->infos[0] & 0x3) {
812 case 1:
813 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
814 break;
815 case 3:
816 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
817 break;
818 default:
819 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
820 break;
821 }
822 }
823 }
824 /* TODO: need to judge the phy parameters on concurrent mode for single phy */
825 set_channel_bwmode(padapter, cur_channel, cur_ch_offset, cur_bwmode);
826
827 DBG_88E("CH =%d, BW =%d, offset =%d\n", cur_channel, cur_bwmode, cur_ch_offset);
828
829 /* */
830 pmlmeext->cur_channel = cur_channel;
831 pmlmeext->cur_bwmode = cur_bwmode;
832 pmlmeext->cur_ch_offset = cur_ch_offset;
833 pmlmeext->cur_wireless_mode = pmlmepriv->cur_network.network_type;
834
835 /* update cur_wireless_mode */
836 update_wireless_mode(padapter);
837
40a46d8b 838 /* update capability after cur_wireless_mode updated */
9a7fe54d
LF		 839 update_capinfo(padapter, rtw_get_capability((struct wlan_bssid_ex *)pnetwork));
840
841 /* let pnetwork_mlmeext == pnetwork_mlme. */
842 memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
843
9a7fe54d
LF		 844 if (pmlmeext->bstart_bss) {
845 update_beacon(padapter, _TIM_IE_, NULL, false);
846
847 /* issue beacon frame */
848 if (send_beacon(padapter) == _FAIL)
ebd21582 849 DBG_88E("send_beacon, fail!\n");
9a7fe54d
LF		 850 }
851
852 /* update bc/mc sta_info */
853 update_bmc_sta(padapter);
854}
855
856int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len)
857{
858 int ret = _SUCCESS;
859 u8 *p;
860 u8 *pHT_caps_ie = NULL;
861 u8 *pHT_info_ie = NULL;
862 struct sta_info *psta = NULL;
863 u16 cap, ht_cap = false;
864 uint ie_len = 0;
865 int group_cipher, pairwise_cipher;
866 u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
867 int supportRateNum = 0;
868 u8 OUI1[] = {0x00, 0x50, 0xf2, 0x01};
869 u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
870 struct registry_priv *pregistrypriv = &padapter->registrypriv;
871 struct security_priv *psecuritypriv = &padapter->securitypriv;
872 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
873 struct wlan_bssid_ex *pbss_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
874 u8 *ie = pbss_network->IEs;
875
876 /* SSID */
877 /* Supported rates */
878 /* DS Params */
879 /* WLAN_EID_COUNTRY */
880 /* ERP Information element */
881 /* Extended supported rates */
882 /* WPA/WPA2 */
883 /* Wi-Fi Wireless Multimedia Extensions */
884 /* ht_capab, ht_oper */
885 /* WPS IE */
886
887 DBG_88E("%s, len =%d\n", __func__, len);
888
889 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
890 return _FAIL;
891
892
893 if (len > MAX_IE_SZ)
894 return _FAIL;
895
896 pbss_network->IELength = len;
897
1ce39848 898 memset(ie, 0, MAX_IE_SZ);
9a7fe54d
LF		 899
900 memcpy(ie, pbuf, pbss_network->IELength);
901
902
903 if (pbss_network->InfrastructureMode != Ndis802_11APMode)
904 return _FAIL;
905
906 pbss_network->Rssi = 0;
907
6d36fe3e 908 ether_addr_copy(pbss_network->MacAddress, myid(&(padapter->eeprompriv)));
9a7fe54d
LF		 909
910 /* beacon interval */
911 p = rtw_get_beacon_interval_from_ie(ie);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
4b49a5b3 912 pbss_network->Configuration.BeaconPeriod = get_unaligned_le16(p);
9a7fe54d
LF		 913
914 /* capability */
4b49a5b3 915 cap = get_unaligned_le16(ie);
9a7fe54d
LF		 916
917 /* SSID */
918 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SSID_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
919 if (p && ie_len > 0) {
1ce39848 920 memset(&pbss_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
9a7fe54d
LF		 921 memcpy(pbss_network->Ssid.Ssid, (p + 2), ie_len);
922 pbss_network->Ssid.SsidLength = ie_len;
923 }
924
925 /* channel */
926 channel = 0;
927 pbss_network->Configuration.Length = 0;
928 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _DSSET_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
929 if (p && ie_len > 0)
930 channel = *(p + 2);
931
932 pbss_network->Configuration.DSConfig = channel;
933
1ce39848 934 memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
9a7fe54d
LF		 935 /* get supported rates */
936 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
937 if (p != NULL) {
938 memcpy(supportRate, p+2, ie_len);
939 supportRateNum = ie_len;
940 }
941
942 /* get ext_supported rates */
943 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _EXT_SUPPORTEDRATES_IE_, &ie_len, pbss_network->IELength - _BEACON_IE_OFFSET_);
944 if (p != NULL) {
945 memcpy(supportRate+supportRateNum, p+2, ie_len);
946 supportRateNum += ie_len;
947 }
948
949 network_type = rtw_check_network_type(supportRate, supportRateNum, channel);
950
951 rtw_set_supported_rate(pbss_network->SupportedRates, network_type);
952
953 /* parsing ERP_IE */
954 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
955 if (p && ie_len > 0)
956 ERP_IE_handler(padapter, (struct ndis_802_11_var_ie *)p);
957
958 /* update privacy/security */
959 if (cap & BIT(4))
960 pbss_network->Privacy = 1;
961 else
962 pbss_network->Privacy = 0;
963
964 psecuritypriv->wpa_psk = 0;
965
966 /* wpa2 */
967 group_cipher = 0;
968 pairwise_cipher = 0;
969 psecuritypriv->wpa2_group_cipher = _NO_PRIVACY_;
970 psecuritypriv->wpa2_pairwise_cipher = _NO_PRIVACY_;
971 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
972 if (p && ie_len > 0) {
973 if (rtw_parse_wpa2_ie(p, ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
974 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
975
976 psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
977 psecuritypriv->wpa_psk |= BIT(1);
978
979 psecuritypriv->wpa2_group_cipher = group_cipher;
980 psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
981 }
982 }
983 /* wpa */
984 ie_len = 0;
985 group_cipher = 0;
986 pairwise_cipher = 0;
987 psecuritypriv->wpa_group_cipher = _NO_PRIVACY_;
988 psecuritypriv->wpa_pairwise_cipher = _NO_PRIVACY_;
989 for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
990 p = rtw_get_ie(p, _SSN_IE_1_, &ie_len,
991 (pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
f42f52aa 992 if ((p) && (!memcmp(p+2, OUI1, 4))) {
9a7fe54d
LF		 993 if (rtw_parse_wpa_ie(p, ie_len+2, &group_cipher,
994 &pairwise_cipher, NULL) == _SUCCESS) {
995 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
996
997 psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
998
999 psecuritypriv->wpa_psk |= BIT(0);
1000
1001 psecuritypriv->wpa_group_cipher = group_cipher;
1002 psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
1003 }
1004 break;
1005 }
1006 if ((p == NULL) || (ie_len == 0))
1007 break;
1008 }
1009
1010 /* wmm */
1011 ie_len = 0;
1012 pmlmepriv->qospriv.qos_option = 0;
1013 if (pregistrypriv->wmm_enable) {
1014 for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
1015 p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len,
1016 (pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
f42f52aa 1017 if ((p) && !memcmp(p+2, WMM_PARA_IE, 6)) {
9a7fe54d
LF		 1018 pmlmepriv->qospriv.qos_option = 1;
1019
1020 *(p+8) |= BIT(7);/* QoS Info, support U-APSD */
1021
1022 /* disable all ACM bits since the WMM admission control is not supported */
1023 *(p + 10) &= ~BIT(4); /* BE */
1024 *(p + 14) &= ~BIT(4); /* BK */
1025 *(p + 18) &= ~BIT(4); /* VI */
1026 *(p + 22) &= ~BIT(4); /* VO */
1027 break;
1028 }
1029
1030 if ((p == NULL) || (ie_len == 0))
1031 break;
1032 }
1033 }
1034 /* parsing HT_CAP_IE */
1035 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len,
1036 (pbss_network->IELength - _BEACON_IE_OFFSET_));
1037 if (p && ie_len > 0) {
1038 u8 rf_type;
042ca34b 1039 struct ieee80211_ht_cap *pht_cap = (struct ieee80211_ht_cap *)(p + 2);
9a7fe54d
LF		 1040
1041 pHT_caps_ie = p;
1042 ht_cap = true;
1043 network_type |= WIRELESS_11_24N;
1044
1045 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
1046
1047 if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
1048 (psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP))
1049 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
1050 else
1051 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
1052
1053 /* set Max Rx AMPDU size to 64K */
1054 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_FACTOR & 0x03);
1055
1056 if (rf_type == RF_1T1R) {
042ca34b
IS		 1057 pht_cap->mcs.rx_mask[0] = 0xff;
1058 pht_cap->mcs.rx_mask[1] = 0x0;
9a7fe54d
LF		 1059 }
1060 memcpy(&pmlmepriv->htpriv.ht_cap, p+2, ie_len);
1061 }
1062
1063 /* parsing HT_INFO_IE */
1064 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len,
1065 (pbss_network->IELength - _BEACON_IE_OFFSET_));
1066 if (p && ie_len > 0)
1067 pHT_info_ie = p;
1068 switch (network_type) {
1069 case WIRELESS_11B:
1070 pbss_network->NetworkTypeInUse = Ndis802_11DS;
1071 break;
1072 case WIRELESS_11G:
1073 case WIRELESS_11BG:
1074 case WIRELESS_11G_24N:
1075 case WIRELESS_11BG_24N:
1076 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
1077 break;
1078 case WIRELESS_11A:
1079 pbss_network->NetworkTypeInUse = Ndis802_11OFDM5;
1080 break;
1081 default:
1082 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
1083 break;
1084 }
1085
1086 pmlmepriv->cur_network.network_type = network_type;
1087
1088 pmlmepriv->htpriv.ht_option = false;
1089
1090 if ((psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_TKIP) ||
1091 (psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_TKIP)) {
1092 /* todo: */
1093 /* ht_cap = false; */
1094 }
1095
1096 /* ht_cap */
1097 if (pregistrypriv->ht_enable && ht_cap) {
1098 pmlmepriv->htpriv.ht_option = true;
1099 pmlmepriv->qospriv.qos_option = 1;
1100
1101 if (pregistrypriv->ampdu_enable == 1)
1102 pmlmepriv->htpriv.ampdu_enable = true;
1103 HT_caps_handler(padapter, (struct ndis_802_11_var_ie *)pHT_caps_ie);
1104
1105 HT_info_handler(padapter, (struct ndis_802_11_var_ie *)pHT_info_ie);
1106 }
1107
1108 pbss_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pbss_network);
1109
1110 /* issue beacon to start bss network */
1111 start_bss_network(padapter, (u8 *)pbss_network);
1112
1113 /* alloc sta_info for ap itself */
1114 psta = rtw_get_stainfo(&padapter->stapriv, pbss_network->MacAddress);
1115 if (!psta) {
1116 psta = rtw_alloc_stainfo(&padapter->stapriv, pbss_network->MacAddress);
1117 if (psta == NULL)
1118 return _FAIL;
1119 }
1120
9ecfc0f4
LF		 1121 /* fix bug of flush_cam_entry at STOP AP mode */
1122 psta->state |= WIFI_AP_STATE;
1123 rtw_indicate_connect(padapter);
9a7fe54d
LF		 1124 pmlmepriv->cur_network.join_res = true;/* for check if already set beacon */
1125 return ret;
1126}
1127
1128void rtw_set_macaddr_acl(struct adapter *padapter, int mode)
1129{
1130 struct sta_priv *pstapriv = &padapter->stapriv;
1131 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1132
1133 DBG_88E("%s, mode =%d\n", __func__, mode);
1134
1135 pacl_list->mode = mode;
1136}
1137
1138int rtw_acl_add_sta(struct adapter *padapter, u8 *addr)
1139{
9a7fe54d
LF		 1140 struct list_head *plist, *phead;
1141 u8 added = false;
1142 int i, ret = 0;
1143 struct rtw_wlan_acl_node *paclnode;
1144 struct sta_priv *pstapriv = &padapter->stapriv;
1145 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1146 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1147
1148 DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
1149
1150 if ((NUM_ACL-1) < pacl_list->num)
1151 return -1;
1152
7057dcb3 1153 spin_lock_bh(&(pacl_node_q->lock));
9a7fe54d
LF		 1154
1155 phead = get_list_head(pacl_node_q);
c44e5e39 1156 plist = phead->next;
9a7fe54d 1157
84660700 1158 while (phead != plist) {
bea88100 1159 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
c44e5e39 1160 plist = plist->next;
9a7fe54d 1161
f42f52aa 1162 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
9a7fe54d
LF		 1163 if (paclnode->valid) {
1164 added = true;
1165 DBG_88E("%s, sta has been added\n", __func__);
1166 break;
1167 }
1168 }
1169 }
1170
e02bcf61 1171 spin_unlock_bh(&(pacl_node_q->lock));
9a7fe54d
LF		 1172
1173 if (added)
1174 return ret;
1175
7057dcb3 1176 spin_lock_bh(&(pacl_node_q->lock));
9a7fe54d
LF		 1177
1178 for (i = 0; i < NUM_ACL; i++) {
1179 paclnode = &pacl_list->aclnode[i];
1180
1181 if (!paclnode->valid) {
aa3f5ccb 1182 INIT_LIST_HEAD(&paclnode->list);
9a7fe54d 1183
6d36fe3e 1184 ether_addr_copy(paclnode->addr, addr);
9a7fe54d
LF		 1185
1186 paclnode->valid = true;
1187
ae6787ad 1188 list_add_tail(&paclnode->list, get_list_head(pacl_node_q));
9a7fe54d
LF		 1189
1190 pacl_list->num++;
1191
1192 break;
1193 }
1194 }
1195
1196 DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
1197
e02bcf61 1198 spin_unlock_bh(&(pacl_node_q->lock));
9a7fe54d
LF		 1199
1200 return ret;
1201}
1202
1203int rtw_acl_remove_sta(struct adapter *padapter, u8 *addr)
1204{
9a7fe54d 1205 struct list_head *plist, *phead;
9a7fe54d
LF		 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
7057dcb3 1213 spin_lock_bh(&(pacl_node_q->lock));
9a7fe54d
LF		 1214
1215 phead = get_list_head(pacl_node_q);
c44e5e39 1216 plist = phead->next;
9a7fe54d 1217
84660700 1218 while (phead != plist) {
bea88100 1219 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
c44e5e39 1220 plist = plist->next;
9a7fe54d 1221
f42f52aa 1222 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
9a7fe54d
LF		 1223 if (paclnode->valid) {
1224 paclnode->valid = false;
1225
8d5bdece 1226 list_del_init(&paclnode->list);
9a7fe54d
LF		 1227
1228 pacl_list->num--;
1229 }
1230 }
1231 }
1232
e02bcf61 1233 spin_unlock_bh(&(pacl_node_q->lock));
9a7fe54d
LF		 1234
1235 DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
9cc56fa8 1236 return 0;
9a7fe54d
LF		 1237}
1238
9a7fe54d
LF		 1239static void update_bcn_erpinfo_ie(struct adapter *padapter)
1240{
1241 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1242 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1243 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1244 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1245 unsigned char *p, *ie = pnetwork->IEs;
1246 u32 len = 0;
1247
1248 DBG_88E("%s, ERP_enable =%d\n", __func__, pmlmeinfo->ERP_enable);
1249
1250 if (!pmlmeinfo->ERP_enable)
1251 return;
1252
1253 /* parsing ERP_IE */
1254 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &len,
1255 (pnetwork->IELength - _BEACON_IE_OFFSET_));
1256 if (p && len > 0) {
1257 struct ndis_802_11_var_ie *pIE = (struct ndis_802_11_var_ie *)p;
1258
1259 if (pmlmepriv->num_sta_non_erp == 1)
1260 pIE->data[0] |= RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION;
1261 else
1262 pIE->data[0] &= ~(RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION);
1263
1264 if (pmlmepriv->num_sta_no_short_preamble > 0)
1265 pIE->data[0] |= RTW_ERP_INFO_BARKER_PREAMBLE_MODE;
1266 else
1267 pIE->data[0] &= ~(RTW_ERP_INFO_BARKER_PREAMBLE_MODE);
1268
1269 ERP_IE_handler(padapter, pIE);
1270 }
1271}
1272
9a7fe54d
LF		 1273static void update_bcn_wps_ie(struct adapter *padapter)
1274{
1275 u8 *pwps_ie = NULL, *pwps_ie_src;
1276 u8 *premainder_ie, *pbackup_remainder_ie = NULL;
1277 uint wps_ielen = 0, wps_offset, remainder_ielen;
1278 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1279 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1280 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1281 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1282 unsigned char *ie = pnetwork->IEs;
1283 u32 ielen = pnetwork->IELength;
1284
1285 DBG_88E("%s\n", __func__);
1286
c60a9607
CE		 1287 pwps_ie_src = pmlmepriv->wps_beacon_ie;
1288 if (pwps_ie_src == NULL)
1289 return;
1290
9a7fe54d
LF		 1291 pwps_ie = rtw_get_wps_ie(ie+_FIXED_IE_LENGTH_, ielen-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
1292
1293 if (pwps_ie == NULL || wps_ielen == 0)
1294 return;
1295
1296 wps_offset = (uint)(pwps_ie-ie);
1297
1298 premainder_ie = pwps_ie + wps_ielen;
1299
1300 remainder_ielen = ielen - wps_offset - wps_ielen;
1301
1302 if (remainder_ielen > 0) {
1303 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
1304 if (pbackup_remainder_ie)
1305 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
1306 }
1307
9a7fe54d
LF		 1308 wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
1309 if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
1310 memcpy(pwps_ie, pwps_ie_src, wps_ielen+2);
1311 pwps_ie += (wps_ielen+2);
1312
1313 if (pbackup_remainder_ie)
1314 memcpy(pwps_ie, pbackup_remainder_ie, remainder_ielen);
1315
1316 /* update IELength */
1317 pnetwork->IELength = wps_offset + (wps_ielen+2) + remainder_ielen;
1318 }
1319
6fb08157 1320 kfree(pbackup_remainder_ie);
9a7fe54d
LF		 1321}
1322
9a7fe54d
LF		 1323static void update_bcn_vendor_spec_ie(struct adapter *padapter, u8 *oui)
1324{
1325 DBG_88E("%s\n", __func__);
1326
f3a2d1ad 1327 if (!memcmp(WPS_OUI, oui, 4))
9a7fe54d 1328 update_bcn_wps_ie(padapter);
9a7fe54d
LF		 1329 else
1330 DBG_88E("unknown OUI type!\n");
1331}
1332
1333void update_beacon(struct adapter *padapter, u8 ie_id, u8 *oui, u8 tx)
1334{
9a7fe54d
LF		 1335 struct mlme_priv *pmlmepriv;
1336 struct mlme_ext_priv *pmlmeext;
1337
1338 if (!padapter)
1339 return;
1340
1341 pmlmepriv = &(padapter->mlmepriv);
1342 pmlmeext = &(padapter->mlmeextpriv);
1343
1344 if (!pmlmeext->bstart_bss)
1345 return;
1346
7057dcb3 1347 spin_lock_bh(&pmlmepriv->bcn_update_lock);
9a7fe54d
LF		 1348
1349 switch (ie_id) {
9a7fe54d
LF		 1350 case _TIM_IE_:
1351 update_BCNTIM(padapter);
1352 break;
1353 case _ERPINFO_IE_:
1354 update_bcn_erpinfo_ie(padapter);
1355 break;
9a7fe54d
LF		 1356 case _VENDOR_SPECIFIC_IE_:
1357 update_bcn_vendor_spec_ie(padapter, oui);
1358 break;
1359 default:
1360 break;
1361 }
1362
1363 pmlmepriv->update_bcn = true;
1364
e02bcf61 1365 spin_unlock_bh(&pmlmepriv->bcn_update_lock);
9a7fe54d
LF		 1366
1367 if (tx)
1368 set_tx_beacon_cmd(padapter);
1369}
1370
1371/*
1372op_mode
40a46d8b 1373Set to 0 (HT pure) under the following conditions
9a7fe54d
LF		 1374 - all STAs in the BSS are 20/40 MHz HT in 20/40 MHz BSS or
1375 - all STAs in the BSS are 20 MHz HT in 20 MHz BSS
1376Set to 1 (HT non-member protection) if there may be non-HT STAs
1377 in both the primary and the secondary channel
1378Set to 2 if only HT STAs are associated in BSS,
1379 however and at least one 20 MHz HT STA is associated
1380Set to 3 (HT mixed mode) when one or more non-HT STAs are associated
1381 (currently non-GF HT station is considered as non-HT STA also)
1382*/
1383static int rtw_ht_operation_update(struct adapter *padapter)
1384{
1385 u16 cur_op_mode, new_op_mode;
1386 int op_mode_changes = 0;
1387 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1388 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
1389
1390 if (pmlmepriv->htpriv.ht_option)
1391 return 0;
1392
1393 DBG_88E("%s current operation mode = 0x%X\n",
1394 __func__, pmlmepriv->ht_op_mode);
1395
1396 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1397 pmlmepriv->num_sta_ht_no_gf) {
1398 pmlmepriv->ht_op_mode |=
1399 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1400 op_mode_changes++;
1401 } else if ((pmlmepriv->ht_op_mode &
1402 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1403 pmlmepriv->num_sta_ht_no_gf == 0) {
1404 pmlmepriv->ht_op_mode &=
1405 ~HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1406 op_mode_changes++;
1407 }
1408
1409 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1410 (pmlmepriv->num_sta_no_ht || pmlmepriv->olbc_ht)) {
1411 pmlmepriv->ht_op_mode |= HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1412 op_mode_changes++;
1413 } else if ((pmlmepriv->ht_op_mode &
1414 HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1415 (pmlmepriv->num_sta_no_ht == 0 && !pmlmepriv->olbc_ht)) {
1416 pmlmepriv->ht_op_mode &=
1417 ~HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1418 op_mode_changes++;
1419 }
1420
1421 /* Note: currently we switch to the MIXED op mode if HT non-greenfield
1422 * station is associated. Probably it's a theoretical case, since
1423 * it looks like all known HT STAs support greenfield.
1424 */
1425 new_op_mode = 0;
1426 if (pmlmepriv->num_sta_no_ht ||
1427 (pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT))
1428 new_op_mode = OP_MODE_MIXED;
cfecac2e
IS		 1429 else if ((le16_to_cpu(phtpriv_ap->ht_cap.cap_info) &
1430 IEEE80211_HT_CAP_SUP_WIDTH) &&
9a7fe54d
LF		 1431 pmlmepriv->num_sta_ht_20mhz)
1432 new_op_mode = OP_MODE_20MHZ_HT_STA_ASSOCED;
1433 else if (pmlmepriv->olbc_ht)
1434 new_op_mode = OP_MODE_MAY_BE_LEGACY_STAS;
1435 else
1436 new_op_mode = OP_MODE_PURE;
1437
1438 cur_op_mode = pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1439 if (cur_op_mode != new_op_mode) {
1440 pmlmepriv->ht_op_mode &= ~HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1441 pmlmepriv->ht_op_mode |= new_op_mode;
1442 op_mode_changes++;
1443 }
1444
1445 DBG_88E("%s new operation mode = 0x%X changes =%d\n",
1446 __func__, pmlmepriv->ht_op_mode, op_mode_changes);
1447
1448 return op_mode_changes;
1449}
1450
1451void associated_clients_update(struct adapter *padapter, u8 updated)
1452{
40a46d8b 1453 /* update associated stations cap. */
9a7fe54d 1454 if (updated) {
9a7fe54d
LF		 1455 struct list_head *phead, *plist;
1456 struct sta_info *psta = NULL;
1457 struct sta_priv *pstapriv = &padapter->stapriv;
1458
7057dcb3 1459 spin_lock_bh(&pstapriv->asoc_list_lock);
9a7fe54d
LF		 1460
1461 phead = &pstapriv->asoc_list;
c44e5e39 1462 plist = phead->next;
9a7fe54d
LF		 1463
1464 /* check asoc_queue */
84660700 1465 while (phead != plist) {
bea88100 1466 psta = container_of(plist, struct sta_info, asoc_list);
9a7fe54d 1467
c44e5e39 1468 plist = plist->next;
9a7fe54d
LF		 1469
1470 VCS_update(padapter, psta);
1471 }
e02bcf61 1472 spin_unlock_bh(&pstapriv->asoc_list_lock);
9a7fe54d
LF		 1473 }
1474}
1475
1476/* called > TSR LEVEL for USB or SDIO Interface*/
1477void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta)
1478{
1479 u8 beacon_updated = false;
1480 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1481 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1482
1483 if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE)) {
1484 if (!psta->no_short_preamble_set) {
1485 psta->no_short_preamble_set = 1;
1486
1487 pmlmepriv->num_sta_no_short_preamble++;
1488
1489 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1490 (pmlmepriv->num_sta_no_short_preamble == 1)) {
1491 beacon_updated = true;
1492 update_beacon(padapter, 0xFF, NULL, true);
1493 }
1494 }
1495 } else {
1496 if (psta->no_short_preamble_set) {
1497 psta->no_short_preamble_set = 0;
1498
1499 pmlmepriv->num_sta_no_short_preamble--;
1500
1501 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1502 (pmlmepriv->num_sta_no_short_preamble == 0)) {
1503 beacon_updated = true;
1504 update_beacon(padapter, 0xFF, NULL, true);
1505 }
1506 }
1507 }
1508
1509 if (psta->flags & WLAN_STA_NONERP) {
1510 if (!psta->nonerp_set) {
1511 psta->nonerp_set = 1;
1512
1513 pmlmepriv->num_sta_non_erp++;
1514
1515 if (pmlmepriv->num_sta_non_erp == 1) {
1516 beacon_updated = true;
1517 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1518 }
1519 }
1520 } else {
1521 if (psta->nonerp_set) {
1522 psta->nonerp_set = 0;
1523
1524 pmlmepriv->num_sta_non_erp--;
1525
1526 if (pmlmepriv->num_sta_non_erp == 0) {
1527 beacon_updated = true;
1528 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1529 }
1530 }
1531 }
1532
027d3efd 1533 if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT_TIME)) {
9a7fe54d
LF		 1534 if (!psta->no_short_slot_time_set) {
1535 psta->no_short_slot_time_set = 1;
1536
1537 pmlmepriv->num_sta_no_short_slot_time++;
1538
1539 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1540 (pmlmepriv->num_sta_no_short_slot_time == 1)) {
1541 beacon_updated = true;
1542 update_beacon(padapter, 0xFF, NULL, true);
1543 }
1544 }
1545 } else {
1546 if (psta->no_short_slot_time_set) {
1547 psta->no_short_slot_time_set = 0;
1548
1549 pmlmepriv->num_sta_no_short_slot_time--;
1550
1551 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1552 (pmlmepriv->num_sta_no_short_slot_time == 0)) {
1553 beacon_updated = true;
1554 update_beacon(padapter, 0xFF, NULL, true);
1555 }
1556 }
1557 }
1558
1559 if (psta->flags & WLAN_STA_HT) {
cfecac2e 1560 u16 ht_capab = le16_to_cpu(psta->htpriv.ht_cap.cap_info);
9a7fe54d
LF		 1561
1562 DBG_88E("HT: STA %pM HT Capabilities Info: 0x%04x\n",
1563 (psta->hwaddr), ht_capab);
1564
1565 if (psta->no_ht_set) {
1566 psta->no_ht_set = 0;
1567 pmlmepriv->num_sta_no_ht--;
1568 }
1569
1570 if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
1571 if (!psta->no_ht_gf_set) {
1572 psta->no_ht_gf_set = 1;
1573 pmlmepriv->num_sta_ht_no_gf++;
1574 }
1575 DBG_88E("%s STA %pM - no greenfield, num of non-gf stations %d\n",
1576 __func__, (psta->hwaddr),
1577 pmlmepriv->num_sta_ht_no_gf);
1578 }
1579
1580 if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH) == 0) {
1581 if (!psta->ht_20mhz_set) {
1582 psta->ht_20mhz_set = 1;
1583 pmlmepriv->num_sta_ht_20mhz++;
1584 }
1585 DBG_88E("%s STA %pM - 20 MHz HT, num of 20MHz HT STAs %d\n",
1586 __func__, (psta->hwaddr),
1587 pmlmepriv->num_sta_ht_20mhz);
1588 }
1589 } else {
1590 if (!psta->no_ht_set) {
1591 psta->no_ht_set = 1;
1592 pmlmepriv->num_sta_no_ht++;
1593 }
1594 if (pmlmepriv->htpriv.ht_option) {
1595 DBG_88E("%s STA %pM - no HT, num of non-HT stations %d\n",
1596 __func__, (psta->hwaddr),
1597 pmlmepriv->num_sta_no_ht);
1598 }
1599 }
1600
1601 if (rtw_ht_operation_update(padapter) > 0) {
1602 update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
1603 update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
1604 }
1605
40a46d8b 1606 /* update associated stations cap. */
9a7fe54d
LF		 1607 associated_clients_update(padapter, beacon_updated);
1608
1609 DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
1610}
1611
1612u8 bss_cap_update_on_sta_leave(struct adapter *padapter, struct sta_info *psta)
1613{
1614 u8 beacon_updated = false;
1615 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1616 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1617
1618 if (!psta)
1619 return beacon_updated;
1620
1621 if (psta->no_short_preamble_set) {
1622 psta->no_short_preamble_set = 0;
1623 pmlmepriv->num_sta_no_short_preamble--;
1624 if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
1625 pmlmepriv->num_sta_no_short_preamble == 0) {
1626 beacon_updated = true;
1627 update_beacon(padapter, 0xFF, NULL, true);
1628 }
1629 }
1630
1631 if (psta->nonerp_set) {
1632 psta->nonerp_set = 0;
1633 pmlmepriv->num_sta_non_erp--;
1634 if (pmlmepriv->num_sta_non_erp == 0) {
1635 beacon_updated = true;
1636 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1637 }
1638 }
1639
1640 if (psta->no_short_slot_time_set) {
1641 psta->no_short_slot_time_set = 0;
1642 pmlmepriv->num_sta_no_short_slot_time--;
1643 if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
1644 pmlmepriv->num_sta_no_short_slot_time == 0) {
1645 beacon_updated = true;
1646 update_beacon(padapter, 0xFF, NULL, true);
1647 }
1648 }
1649
1650 if (psta->no_ht_gf_set) {
1651 psta->no_ht_gf_set = 0;
1652 pmlmepriv->num_sta_ht_no_gf--;
1653 }
1654
1655 if (psta->no_ht_set) {
1656 psta->no_ht_set = 0;
1657 pmlmepriv->num_sta_no_ht--;
1658 }
1659
1660 if (psta->ht_20mhz_set) {
1661 psta->ht_20mhz_set = 0;
1662 pmlmepriv->num_sta_ht_20mhz--;
1663 }
1664
1665 if (rtw_ht_operation_update(padapter) > 0) {
1666 update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
1667 update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
1668 }
1669
40a46d8b 1670 /* update associated stations cap. */
9a7fe54d
LF		 1671
1672 DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
1673
1674 return beacon_updated;
1675}
1676
1677u8 ap_free_sta(struct adapter *padapter, struct sta_info *psta,
1678 bool active, u16 reason)
1679{
9a7fe54d
LF		 1680 u8 beacon_updated = false;
1681 struct sta_priv *pstapriv = &padapter->stapriv;
1682
1683 if (!psta)
1684 return beacon_updated;
1685
1686 /* tear down Rx AMPDU */
1687 send_delba(padapter, 0, psta->hwaddr);/* recipient */
1688
1689 /* tear down TX AMPDU */
1690 send_delba(padapter, 1, psta->hwaddr);/* originator */
1691 psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
1692 psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
1693
1694 if (active)
1695 issue_deauth(padapter, psta->hwaddr, reason);
1696
1697 /* clear cam entry / key */
1698 rtw_clearstakey_cmd(padapter, (u8 *)psta, (u8)(psta->mac_id + 3), true);
1699
1700
7057dcb3 1701 spin_lock_bh(&psta->lock);
9a7fe54d 1702 psta->state &= ~_FW_LINKED;
e02bcf61 1703 spin_unlock_bh(&psta->lock);
9a7fe54d
LF		 1704
1705 rtw_indicate_sta_disassoc_event(padapter, psta);
1706
1707 report_del_sta_event(padapter, psta->hwaddr, reason);
1708
1709 beacon_updated = bss_cap_update_on_sta_leave(padapter, psta);
1710
7057dcb3 1711 spin_lock_bh(&(pstapriv->sta_hash_lock));
9a7fe54d 1712 rtw_free_stainfo(padapter, psta);
e02bcf61 1713 spin_unlock_bh(&(pstapriv->sta_hash_lock));
9a7fe54d
LF		 1714
1715 return beacon_updated;
1716}
1717
9a7fe54d
LF		 1718int rtw_sta_flush(struct adapter *padapter)
1719{
9a7fe54d 1720 struct list_head *phead, *plist;
9a7fe54d
LF		 1721 struct sta_info *psta = NULL;
1722 struct sta_priv *pstapriv = &padapter->stapriv;
1723 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1724 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1725 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1726
1727 DBG_88E(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
1728
1729 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
9cc56fa8 1730 return 0;
9a7fe54d 1731
7057dcb3 1732 spin_lock_bh(&pstapriv->asoc_list_lock);
9a7fe54d 1733 phead = &pstapriv->asoc_list;
c44e5e39 1734 plist = phead->next;
9a7fe54d
LF		 1735
1736 /* free sta asoc_queue */
84660700 1737 while (phead != plist) {
bea88100 1738 psta = container_of(plist, struct sta_info, asoc_list);
9a7fe54d 1739
c44e5e39 1740 plist = plist->next;
9a7fe54d 1741
8d5bdece 1742 list_del_init(&psta->asoc_list);
9a7fe54d
LF		 1743 pstapriv->asoc_list_cnt--;
1744
1745 ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
1746 }
e02bcf61 1747 spin_unlock_bh(&pstapriv->asoc_list_lock);
9a7fe54d
LF		 1748
1749
1750 issue_deauth(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
1751
1752 associated_clients_update(padapter, true);
1753
9cc56fa8 1754 return 0;
9a7fe54d
LF		 1755}
1756
1757/* called > TSR LEVEL for USB or SDIO Interface*/
1758void sta_info_update(struct adapter *padapter, struct sta_info *psta)
1759{
1760 int flags = psta->flags;
1761 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1762
1763 /* update wmm cap. */
1764 if (WLAN_STA_WME&flags)
1765 psta->qos_option = 1;
1766 else
1767 psta->qos_option = 0;
1768
1769 if (pmlmepriv->qospriv.qos_option == 0)
1770 psta->qos_option = 0;
1771
1772 /* update 802.11n ht cap. */
1773 if (WLAN_STA_HT&flags) {
1774 psta->htpriv.ht_option = true;
1775 psta->qos_option = 1;
1776 } else {
1777 psta->htpriv.ht_option = false;
1778 }
1779
1780 if (!pmlmepriv->htpriv.ht_option)
1781 psta->htpriv.ht_option = false;
1782
1783 update_sta_info_apmode(padapter, psta);
1784}
1785
1786/* called >= TSR LEVEL for USB or SDIO Interface*/
1787void ap_sta_info_defer_update(struct adapter *padapter, struct sta_info *psta)
1788{
1789 if (psta->state & _FW_LINKED) {
1790 /* add ratid */
1791 add_RATid(padapter, psta, 0);/* DM_RATR_STA_INIT */
1792 }
1793}
1794
1795void start_ap_mode(struct adapter *padapter)
1796{
1797 int i;
1798 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1799 struct sta_priv *pstapriv = &padapter->stapriv;
1800 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1801 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1802
1803 pmlmepriv->update_bcn = false;
1804
1805 pmlmeext->bstart_bss = false;
1806
1807 pmlmepriv->num_sta_non_erp = 0;
1808
1809 pmlmepriv->num_sta_no_short_slot_time = 0;
1810
1811 pmlmepriv->num_sta_no_short_preamble = 0;
1812
1813 pmlmepriv->num_sta_ht_no_gf = 0;
1814 pmlmepriv->num_sta_no_ht = 0;
1815 pmlmepriv->num_sta_ht_20mhz = 0;
1816
1817 pmlmepriv->olbc = false;
1818
1819 pmlmepriv->olbc_ht = false;
1820
1821 pmlmepriv->ht_op_mode = 0;
1822
1823 for (i = 0; i < NUM_STA; i++)
1824 pstapriv->sta_aid[i] = NULL;
1825
1826 pmlmepriv->wps_beacon_ie = NULL;
1827 pmlmepriv->wps_probe_resp_ie = NULL;
1828 pmlmepriv->wps_assoc_resp_ie = NULL;
1829
9a7fe54d 1830 /* for ACL */
aa3f5ccb 1831 INIT_LIST_HEAD(&(pacl_list->acl_node_q.queue));
9a7fe54d
LF		 1832 pacl_list->num = 0;
1833 pacl_list->mode = 0;
1834 for (i = 0; i < NUM_ACL; i++) {
aa3f5ccb 1835 INIT_LIST_HEAD(&pacl_list->aclnode[i].list);
9a7fe54d
LF		 1836 pacl_list->aclnode[i].valid = false;
1837 }
1838}
1839
1840void stop_ap_mode(struct adapter *padapter)
1841{
9a7fe54d
LF		 1842 struct list_head *phead, *plist;
1843 struct rtw_wlan_acl_node *paclnode;
1844 struct sta_info *psta = NULL;
1845 struct sta_priv *pstapriv = &padapter->stapriv;
1846 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1847 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1848 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1849 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1850
1851 pmlmepriv->update_bcn = false;
1852 pmlmeext->bstart_bss = false;
1853
1854 /* reset and init security priv , this can refine with rtw_reset_securitypriv */
1ce39848 1855 memset((unsigned char *)&padapter->securitypriv, 0, sizeof(struct security_priv));
9a7fe54d
LF		 1856 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
1857 padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
1858
1859 /* for ACL */
7057dcb3 1860 spin_lock_bh(&(pacl_node_q->lock));
9a7fe54d 1861 phead = get_list_head(pacl_node_q);
c44e5e39 1862 plist = phead->next;
84660700 1863 while (phead != plist) {
bea88100 1864 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
c44e5e39 1865 plist = plist->next;
9a7fe54d
LF		 1866
1867 if (paclnode->valid) {
1868 paclnode->valid = false;
1869
8d5bdece 1870 list_del_init(&paclnode->list);
9a7fe54d
LF		 1871
1872 pacl_list->num--;
1873 }
1874 }
e02bcf61 1875 spin_unlock_bh(&(pacl_node_q->lock));
9a7fe54d
LF		 1876
1877 DBG_88E("%s, free acl_node_queue, num =%d\n", __func__, pacl_list->num);
1878
1879 rtw_sta_flush(padapter);
1880
1881 /* free_assoc_sta_resources */
1882 rtw_free_all_stainfo(padapter);
1883
1884 psta = rtw_get_bcmc_stainfo(padapter);
7057dcb3 1885 spin_lock_bh(&(pstapriv->sta_hash_lock));
9a7fe54d 1886 rtw_free_stainfo(padapter, psta);
e02bcf61 1887 spin_unlock_bh(&(pstapriv->sta_hash_lock));
9a7fe54d
LF		 1888
1889 rtw_init_bcmc_stainfo(padapter);
1890
1891 rtw_free_mlme_priv_ie_data(pmlmepriv);
1892}
1893
1894#endif /* CONFIG_88EU_AP_MODE */
Linux kernel - Deliverables
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