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staging: rtl8723au: add GFP argument to rtw_alloc_network()
[deliverable/linux.git] / drivers / staging / rtl8723au / core / rtw_ap.c
CommitLineData
5e93f352
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 ******************************************************************************/
15#define _RTW_AP_C_
16
17#include <osdep_service.h>
18#include <drv_types.h>
19#include <linux/ieee80211.h>
20#include <wifi.h>
21
22#ifdef CONFIG_8723AU_AP_MODE
23
5e93f352
LF		 24extern unsigned char WMM_OUI23A[];
25extern unsigned char WPS_OUI23A[];
26extern unsigned char P2P_OUI23A[];
27extern unsigned char WFD_OUI23A[];
28
29void init_mlme_ap_info23a(struct rtw_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 spin_lock_init(&pmlmepriv->bcn_update_lock);
36
37 /* for ACL */
38 _rtw_init_queue23a(&pacl_list->acl_node_q);
39
40 start_ap_mode23a(padapter);
41}
42
43void free_mlme_ap_info23a(struct rtw_adapter *padapter)
44{
45 struct sta_info *psta = NULL;
46 struct sta_priv *pstapriv = &padapter->stapriv;
47 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
48 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
49 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
50
51 pmlmepriv->update_bcn = false;
52 pmlmeext->bstart_bss = false;
53
54 rtw_sta_flush23a(padapter);
55
56 pmlmeinfo->state = _HW_STATE_NOLINK_;
57
58 /* free_assoc_sta_resources */
59 rtw_free_all_stainfo23a(padapter);
60
61 /* free bc/mc sta_info */
62 psta = rtw_get_bcmc_stainfo23a(padapter);
63 spin_lock_bh(&pstapriv->sta_hash_lock);
64 rtw_free_stainfo23a(padapter, psta);
65 spin_unlock_bh(&pstapriv->sta_hash_lock);
66}
67
68static void update_BCNTIM(struct rtw_adapter *padapter)
69{
70 struct sta_priv *pstapriv = &padapter->stapriv;
71 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
72 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
73 struct wlan_bssid_ex *pnetwork_mlmeext = &pmlmeinfo->network;
74 unsigned char *pie = pnetwork_mlmeext->IEs;
75 u8 *p, *dst_ie, *premainder_ie = NULL, *pbackup_remainder_ie = NULL;
a96ae6f4 76 __le16 tim_bitmap_le;
5e93f352
LF		 77 uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
78
79 tim_bitmap_le = cpu_to_le16(pstapriv->tim_bitmap);
80
af2cb2c2
JS		 81 p = rtw_get_ie23a(pie + _FIXED_IE_LENGTH_, WLAN_EID_TIM, &tim_ielen,
82 pnetwork_mlmeext->IELength - _FIXED_IE_LENGTH_);
5e93f352
LF		 83 if (p != NULL && tim_ielen>0) {
84 tim_ielen += 2;
85
86 premainder_ie = p+tim_ielen;
87
88 tim_ie_offset = (int)(p -pie);
89
90 remainder_ielen = pnetwork_mlmeext->IELength - tim_ie_offset - tim_ielen;
91
92 /* append TIM IE from dst_ie offset */
93 dst_ie = p;
94 } else {
95 tim_ielen = 0;
96
97 /* calulate head_len */
98 offset = _FIXED_IE_LENGTH_;
99
100 /* get ssid_ie len */
af2cb2c2
JS		 101 p = rtw_get_ie23a(pie + _BEACON_IE_OFFSET_, WLAN_EID_SSID,
102 &tmp_len, (pnetwork_mlmeext->IELength -
103 _BEACON_IE_OFFSET_));
5e93f352
LF		 104 if (p != NULL)
105 offset += tmp_len+2;
106
107 /* get supported rates len */
af2cb2c2
JS		 108 p = rtw_get_ie23a(pie + _BEACON_IE_OFFSET_, WLAN_EID_SUPP_RATES,
109 &tmp_len, (pnetwork_mlmeext->IELength -
110 _BEACON_IE_OFFSET_));
5e93f352
LF		 111 if (p != NULL)
112 offset += tmp_len+2;
113
114 /* DS Parameter Set IE, len = 3 */
115 offset += 3;
116
117 premainder_ie = pie + offset;
118
119 remainder_ielen = pnetwork_mlmeext->IELength - offset - tim_ielen;
120
121 /* append TIM IE from offset */
122 dst_ie = pie + offset;
123 }
124
125 if (remainder_ielen > 0) {
126 pbackup_remainder_ie = kmalloc(remainder_ielen, GFP_ATOMIC);
127 if (pbackup_remainder_ie && premainder_ie)
128 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
129 }
130
af2cb2c2 131 *dst_ie++= WLAN_EID_TIM;
5e93f352
LF		 132
133 if ((pstapriv->tim_bitmap&0xff00) && (pstapriv->tim_bitmap&0x00fc))
134 tim_ielen = 5;
135 else
136 tim_ielen = 4;
137
138 *dst_ie++= tim_ielen;
139
140 *dst_ie++= 0;/* DTIM count */
141 *dst_ie++= 1;/* DTIM peroid */
142
143 if (pstapriv->tim_bitmap & BIT(0))/* for bc/mc frames */
144 *dst_ie++ = BIT(0);/* bitmap ctrl */
145 else
146 *dst_ie++ = 0;
147
148 if (tim_ielen == 4) {
149 *dst_ie++ = *(u8*)&tim_bitmap_le;
150 } else if (tim_ielen == 5) {
151 memcpy(dst_ie, &tim_bitmap_le, 2);
152 dst_ie+= 2;
153 }
154
155 /* copy remainder IE */
156 if (pbackup_remainder_ie) {
157 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
158
159 kfree(pbackup_remainder_ie);
160 }
161
162 offset = (uint)(dst_ie - pie);
163 pnetwork_mlmeext->IELength = offset + remainder_ielen;
164
165 set_tx_beacon_cmd23a(padapter);
166}
167
168static u8 chk_sta_is_alive(struct sta_info *psta)
169{
170 u8 ret = false;
171
172 if ((psta->sta_stats.last_rx_data_pkts +
173 psta->sta_stats.last_rx_ctrl_pkts) !=
174 (psta->sta_stats.rx_data_pkts + psta->sta_stats.rx_ctrl_pkts))
175 ret = true;
176
177 sta_update_last_rx_pkts(psta);
178
179 return ret;
180}
181
182void expire_timeout_chk23a(struct rtw_adapter *padapter)
183{
184 struct list_head *phead, *plist, *ptmp;
185 u8 updated = 0;
186 struct sta_info *psta;
187 struct sta_priv *pstapriv = &padapter->stapriv;
188 u8 chk_alive_num = 0;
189 char chk_alive_list[NUM_STA];
190 int i;
191
192 spin_lock_bh(&pstapriv->auth_list_lock);
193
194 phead = &pstapriv->auth_list;
195
196 /* check auth_queue */
197 list_for_each_safe(plist, ptmp, phead) {
198 psta = container_of(plist, struct sta_info, auth_list);
199
200 if (psta->expire_to>0) {
201 psta->expire_to--;
202 if (psta->expire_to == 0) {
203 list_del_init(&psta->auth_list);
204 pstapriv->auth_list_cnt--;
205
206 DBG_8723A("auth expire %pM\n", psta->hwaddr);
207
208 spin_unlock_bh(&pstapriv->auth_list_lock);
209
210 spin_lock_bh(&pstapriv->sta_hash_lock);
211 rtw_free_stainfo23a(padapter, psta);
212 spin_unlock_bh(&pstapriv->sta_hash_lock);
213
214 spin_lock_bh(&pstapriv->auth_list_lock);
215 }
216 }
217
218 }
219
220 spin_unlock_bh(&pstapriv->auth_list_lock);
221
222 spin_lock_bh(&pstapriv->asoc_list_lock);
223
224 phead = &pstapriv->asoc_list;
225
226 /* check asoc_queue */
227 list_for_each_safe(plist, ptmp, phead) {
228 psta = container_of(plist, struct sta_info, asoc_list);
229
230 if (chk_sta_is_alive(psta) || !psta->expire_to) {
231 psta->expire_to = pstapriv->expire_to;
232 psta->keep_alive_trycnt = 0;
233 } else {
234 psta->expire_to--;
235 }
236
237 if (psta->expire_to <= 0)
238 {
239 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
240
241 if (padapter->registrypriv.wifi_spec == 1)
242 {
243 psta->expire_to = pstapriv->expire_to;
244 continue;
245 }
246
247 if (psta->state & WIFI_SLEEP_STATE) {
248 if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
249 /* to check if alive by another methods if staion is at ps mode. */
250 psta->expire_to = pstapriv->expire_to;
251 psta->state |= WIFI_STA_ALIVE_CHK_STATE;
252
253 /* to update bcn with tim_bitmap for this station */
254 pstapriv->tim_bitmap |= CHKBIT(psta->aid);
af2cb2c2 255 update_beacon23a(padapter, WLAN_EID_TIM, NULL, false);
5e93f352
LF		 256
257 if (!pmlmeext->active_keep_alive_check)
258 continue;
259 }
260 }
261
262 if (pmlmeext->active_keep_alive_check) {
263 int stainfo_offset;
264
265 stainfo_offset = rtw_stainfo_offset23a(pstapriv, psta);
266 if (stainfo_offset_valid(stainfo_offset)) {
267 chk_alive_list[chk_alive_num++] = stainfo_offset;
268 }
269
270 continue;
271 }
272
273 list_del_init(&psta->asoc_list);
274 pstapriv->asoc_list_cnt--;
275
276 DBG_8723A("asoc expire "MAC_FMT", state = 0x%x\n", MAC_ARG(psta->hwaddr), psta->state);
277 updated = ap_free_sta23a(padapter, psta, false, WLAN_REASON_DEAUTH_LEAVING);
278 } else {
279 /* TODO: Aging mechanism to digest frames in sleep_q to avoid running out of xmitframe */
280 if (psta->sleepq_len > (NR_XMITFRAME/pstapriv->asoc_list_cnt)
281 && padapter->xmitpriv.free_xmitframe_cnt < ((NR_XMITFRAME/pstapriv->asoc_list_cnt)/2)
282 ) {
283 DBG_8723A("%s sta:"MAC_FMT", sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n", __func__,
284 MAC_ARG(psta->hwaddr),
285 psta->sleepq_len,
286 padapter->xmitpriv.free_xmitframe_cnt,
287 pstapriv->asoc_list_cnt);
288 wakeup_sta_to_xmit23a(padapter, psta);
289 }
290 }
291 }
292
293 spin_unlock_bh(&pstapriv->asoc_list_lock);
294
295 if (chk_alive_num) {
296
297 u8 backup_oper_channel = 0;
298 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
299 /* switch to correct channel of current network before issue keep-alive frames */
300 if (rtw_get_oper_ch23a(padapter) != pmlmeext->cur_channel) {
301 backup_oper_channel = rtw_get_oper_ch23a(padapter);
302 SelectChannel23a(padapter, pmlmeext->cur_channel);
303 }
304
305 /* issue null data to check sta alive*/
306 for (i = 0; i < chk_alive_num; i++) {
307
308 int ret = _FAIL;
309
310 psta = rtw_get_stainfo23a_by_offset23a(pstapriv, chk_alive_list[i]);
311 if (!(psta->state &_FW_LINKED))
312 continue;
313
314 if (psta->state & WIFI_SLEEP_STATE)
315 ret = issue_nulldata23a(padapter, psta->hwaddr, 0, 1, 50);
316 else
317 ret = issue_nulldata23a(padapter, psta->hwaddr, 0, 3, 50);
318
319 psta->keep_alive_trycnt++;
320 if (ret == _SUCCESS)
321 {
322 DBG_8723A("asoc check, sta(" MAC_FMT ") is alive\n", MAC_ARG(psta->hwaddr));
323 psta->expire_to = pstapriv->expire_to;
324 psta->keep_alive_trycnt = 0;
325 continue;
326 }
327 else if (psta->keep_alive_trycnt <= 3)
328 {
329 DBG_8723A("ack check for asoc expire, keep_alive_trycnt =%d\n", psta->keep_alive_trycnt);
330 psta->expire_to = 1;
331 continue;
332 }
333
334 psta->keep_alive_trycnt = 0;
335
336 DBG_8723A("asoc expire "MAC_FMT", state = 0x%x\n", MAC_ARG(psta->hwaddr), psta->state);
337 spin_lock_bh(&pstapriv->asoc_list_lock);
338 if (!list_empty(&psta->asoc_list)) {
339 list_del_init(&psta->asoc_list);
340 pstapriv->asoc_list_cnt--;
341 updated = ap_free_sta23a(padapter, psta, false, WLAN_REASON_DEAUTH_LEAVING);
342 }
343 spin_unlock_bh(&pstapriv->asoc_list_lock);
344
345 }
346
347 if (backup_oper_channel>0) /* back to the original operation channel */
348 SelectChannel23a(padapter, backup_oper_channel);
349}
350
351 associated_clients_update23a(padapter, updated);
352}
353
354void add_RATid23a(struct rtw_adapter *padapter, struct sta_info *psta, u8 rssi_level)
355{
356 int i;
357 u8 rf_type;
358 u32 init_rate = 0;
359 unsigned char sta_band = 0, raid, shortGIrate = false;
360 unsigned char limit;
361 unsigned int tx_ra_bitmap = 0;
362 struct ht_priv *psta_ht = NULL;
363 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
52017955 364 struct wlan_bssid_ex *pcur_network = &pmlmepriv->cur_network.network;
5e93f352
LF		 365
366 if (psta)
367 psta_ht = &psta->htpriv;
368 else
369 return;
370
371 if (!(psta->state & _FW_LINKED))
372 return;
373
374 /* b/g mode ra_bitmap */
375 for (i = 0; i<sizeof(psta->bssrateset); i++)
376 {
377 if (psta->bssrateset[i])
378 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value23a(psta->bssrateset[i]&0x7f);
379 }
380 /* n mode ra_bitmap */
c2370e83
JS		 381 if (psta_ht->ht_option) {
382 rf_type = rtl8723a_get_rf_type(padapter);
383
5e93f352
LF		 384 if (rf_type == RF_2T2R)
385 limit = 16;/* 2R */
386 else
387 limit = 8;/* 1R */
388
389 for (i = 0; i<limit; i++) {
390 if (psta_ht->ht_cap.mcs.rx_mask[i/8] & BIT(i%8))
391 tx_ra_bitmap |= CHKBIT(i+12);
392 }
393
394 /* max short GI rate */
395 shortGIrate = psta_ht->sgi;
396 }
397
398 if (pcur_network->Configuration.DSConfig > 14) {
399 /* 5G band */
400 if (tx_ra_bitmap & 0xffff000)
401 sta_band |= WIRELESS_11_5N | WIRELESS_11A;
402 else
403 sta_band |= WIRELESS_11A;
404 } else {
405 if (tx_ra_bitmap & 0xffff000)
406 sta_band |= WIRELESS_11_24N | WIRELESS_11G | WIRELESS_11B;
407 else if (tx_ra_bitmap & 0xff0)
408 sta_band |= WIRELESS_11G |WIRELESS_11B;
409 else
410 sta_band |= WIRELESS_11B;
411 }
412
413 psta->wireless_mode = sta_band;
414
415 raid = networktype_to_raid23a(sta_band);
416 init_rate = get_highest_rate_idx23a(tx_ra_bitmap&0x0fffffff)&0x3f;
417
418 if (psta->aid < NUM_STA)
419 {
420 u8 arg = 0;
421
422 arg = psta->mac_id&0x1f;
423
424 arg |= BIT(7);/* support entry 2~31 */
425
426 if (shortGIrate == true)
427 arg |= BIT(5);
428
429 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
430
431 DBG_8723A("%s => mac_id:%d , raid:%d , bitmap = 0x%x, arg = "
432 "0x%x\n",
433 __func__, psta->mac_id, raid, tx_ra_bitmap, arg);
434
435 /* bitmap[0:27] = tx_rate_bitmap */
436 /* bitmap[28:31]= Rate Adaptive id */
437 /* arg[0:4] = macid */
438 /* arg[5] = Short GI */
439 rtw_hal_add_ra_tid23a(padapter, tx_ra_bitmap, arg, rssi_level);
440
441 if (shortGIrate == true)
442 init_rate |= BIT(6);
443
444 /* set ra_id, init_rate */
445 psta->raid = raid;
446 psta->init_rate = init_rate;
447
448 }
449 else
450 {
451 DBG_8723A("station aid %d exceed the max number\n", psta->aid);
452 }
453}
454
455static void update_bmc_sta(struct rtw_adapter *padapter)
456{
457 u32 init_rate = 0;
458 unsigned char network_type, raid;
459 int i, supportRateNum = 0;
460 unsigned int tx_ra_bitmap = 0;
461 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
52017955 462 struct wlan_bssid_ex *pcur_network = &pmlmepriv->cur_network.network;
5e93f352
LF		 463 struct sta_info *psta = rtw_get_bcmc_stainfo23a(padapter);
464
465 if (psta)
466 {
467 psta->aid = 0;/* default set to 0 */
468 psta->mac_id = psta->aid + 1;
469
470 psta->qos_option = 0;
471 psta->htpriv.ht_option = false;
472
473 psta->ieee8021x_blocked = 0;
474
475 memset((void*)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
476
477 /* prepare for add_RATid23a */
478 supportRateNum = rtw_get_rateset_len23a((u8*)&pcur_network->SupportedRates);
479 network_type = rtw_check_network_type23a((u8*)&pcur_network->SupportedRates, supportRateNum, 1);
480
481 memcpy(psta->bssrateset, &pcur_network->SupportedRates, supportRateNum);
482 psta->bssratelen = supportRateNum;
483
484 /* b/g mode ra_bitmap */
485 for (i = 0; i<supportRateNum; i++)
486 {
487 if (psta->bssrateset[i])
488 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value23a(psta->bssrateset[i]&0x7f);
489 }
490
491 if (pcur_network->Configuration.DSConfig > 14) {
492 /* force to A mode. 5G doesn't support CCK rates */
493 network_type = WIRELESS_11A;
494 tx_ra_bitmap = 0x150; /* 6, 12, 24 Mbps */
495 } else {
496 /* force to b mode */
497 network_type = WIRELESS_11B;
498 tx_ra_bitmap = 0xf;
499 }
500
501 raid = networktype_to_raid23a(network_type);
502 init_rate = get_highest_rate_idx23a(tx_ra_bitmap&0x0fffffff)&0x3f;
503
504 /* ap mode */
505 rtw_hal_set_odm_var23a(padapter, HAL_ODM_STA_INFO, psta, true);
506
507 {
508 u8 arg = 0;
509
510 arg = psta->mac_id&0x1f;
511
512 arg |= BIT(7);
513
514 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
515
516 DBG_8723A("update_bmc_sta, mask = 0x%x, arg = 0x%x\n", 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_tid23a(padapter, tx_ra_bitmap, arg, 0);
523
524 }
525
526 /* set ra_id, init_rate */
527 psta->raid = raid;
528 psta->init_rate = init_rate;
529
5e93f352
LF		 530 spin_lock_bh(&psta->lock);
531 psta->state = _FW_LINKED;
532 spin_unlock_bh(&psta->lock);
533
534 }
535 else
536 {
537 DBG_8723A("add_RATid23a_bmc_sta error!\n");
538 }
539}
540
541/* notes: */
542/* AID: 1~MAX for sta and 0 for bc/mc in ap/adhoc mode */
543/* MAC_ID = AID+1 for sta in ap/adhoc mode */
544/* MAC_ID = 1 for bc/mc for sta/ap/adhoc */
545/* MAC_ID = 0 for bssid for sta/ap/adhoc */
546/* CAM_ID = 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */
547
548void update_sta_info23a_apmode23a(struct rtw_adapter *padapter, struct sta_info *psta)
549{
550 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
551 struct security_priv *psecuritypriv = &padapter->securitypriv;
552 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
553 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
554 struct ht_priv *phtpriv_sta = &psta->htpriv;
555 /* set intf_tag to if1 */
556
557 psta->mac_id = psta->aid+1;
558 DBG_8723A("%s\n", __func__);
559
560 /* ap mode */
561 rtw_hal_set_odm_var23a(padapter, HAL_ODM_STA_INFO, psta, true);
562
563 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
564 psta->ieee8021x_blocked = true;
565 else
566 psta->ieee8021x_blocked = false;
567
568 /* update sta's cap */
569
570 /* ERP */
571 VCS_update23a(padapter, psta);
572 /* HT related cap */
573 if (phtpriv_sta->ht_option)
574 {
575 /* check if sta supports rx ampdu */
576 phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
577
578 /* check if sta support s Short GI */
579 if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SGI_20|IEEE80211_HT_CAP_SGI_40))
580 phtpriv_sta->sgi = true;
581
582 /* bwmode */
583 if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH_20_40)) {
584 /* phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_40; */
585 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
586 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
587
588 }
589
590 psta->qos_option = true;
591
592 }
593 else
594 {
595 phtpriv_sta->ampdu_enable = false;
596
597 phtpriv_sta->sgi = false;
598 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
599 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
600 }
601
602 /* Rx AMPDU */
603 send_delba23a(padapter, 0, psta->hwaddr);/* recipient */
604
605 /* TX AMPDU */
606 send_delba23a(padapter, 1, psta->hwaddr);/* originator */
607 phtpriv_sta->agg_enable_bitmap = 0x0;/* reset */
608 phtpriv_sta->candidate_tid_bitmap = 0x0;/* reset */
609
610 /* todo: init other variables */
611
612 memset((void*)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
613
614 spin_lock_bh(&psta->lock);
615 psta->state |= _FW_LINKED;
616 spin_unlock_bh(&psta->lock);
617}
618
619static void update_hw_ht_param(struct rtw_adapter *padapter)
620{
621 unsigned char max_AMPDU_len;
622 unsigned char min_MPDU_spacing;
623 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
624 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
625
626 DBG_8723A("%s\n", __func__);
627
628 /* handle A-MPDU parameter field */
629 /*
630 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
631 AMPDU_para [4:2]:Min MPDU Start Spacing
632 */
633 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
634
635 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
636
dce610a7
JS		 637 rtl8723a_set_ampdu_min_space(padapter, min_MPDU_spacing);
638 rtl8723a_set_ampdu_factor(padapter, max_AMPDU_len);
5e93f352
LF		 639
640 /* Config SM Power Save setting */
641 pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2;
642 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
643 DBG_8723A("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
644}
645
646static void start_bss_network(struct rtw_adapter *padapter, u8 *pbuf)
647{
731f9da7 648 const u8 *p;
5e93f352
LF		 649 u8 val8, cur_channel, cur_bwmode, cur_ch_offset;
650 u16 bcn_interval;
651 u32 acparm;
5e93f352
LF		 652 struct registry_priv *pregpriv = &padapter->registrypriv;
653 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
654 struct security_priv* psecuritypriv = &padapter->securitypriv;
52017955 655 struct wlan_bssid_ex *pnetwork = &pmlmepriv->cur_network.network;
5e93f352
LF		 656 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
657 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
658 struct wlan_bssid_ex *pnetwork_mlmeext = &pmlmeinfo->network;
659 struct HT_info_element *pht_info = NULL;
5e93f352
LF		 660
661 bcn_interval = (u16)pnetwork->Configuration.BeaconPeriod;
662 cur_channel = pnetwork->Configuration.DSConfig;
663 cur_bwmode = HT_CHANNEL_WIDTH_20;;
664 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
665
666 /* check if there is wps ie, */
667 /* if there is wpsie in beacon, the hostapd will update beacon twice when stating hostapd, */
668 /* and at first time the security ie (RSN/WPA IE) will not include in beacon. */
669 if (NULL == rtw_get_wps_ie23a(pnetwork->IEs+_FIXED_IE_LENGTH_, pnetwork->IELength-_FIXED_IE_LENGTH_, NULL, NULL))
670 pmlmeext->bstart_bss = true;
671
672 /* todo: update wmm, ht cap */
673 /* pmlmeinfo->WMM_enable; */
674 /* pmlmeinfo->HT_enable; */
bd8ad4a5 675 if (pmlmepriv->qos_option)
5e93f352
LF		 676 pmlmeinfo->WMM_enable = true;
677 if (pmlmepriv->htpriv.ht_option) {
678 pmlmeinfo->WMM_enable = true;
679 pmlmeinfo->HT_enable = true;
680
681 update_hw_ht_param(padapter);
682 }
683
684 if (pmlmepriv->cur_network.join_res != true) {
685 /* setting only at first time */
686 /* WEP Key will be set before this function, do not clear CAM. */
687 if ((psecuritypriv->dot11PrivacyAlgrthm != _WEP40_) && (psecuritypriv->dot11PrivacyAlgrthm != _WEP104_))
688 flush_all_cam_entry23a(padapter); /* clear CAM */
689 }
690
691 /* set MSR to AP_Mode */
692 Set_MSR23a(padapter, _HW_STATE_AP_);
693
694 /* Set BSSID REG */
38dd10b5 695 hw_var_set_bssid(padapter, pnetwork->MacAddress);
5e93f352
LF		 696
697 /* Set EDCA param reg */
698 acparm = 0x002F3217; /* VO */
2487205e 699 rtl8723a_set_ac_param_vo(padapter, acparm);
5e93f352 700 acparm = 0x005E4317; /* VI */
2487205e 701 rtl8723a_set_ac_param_vi(padapter, acparm);
5e93f352 702 acparm = 0x005ea42b;
2487205e 703 rtl8723a_set_ac_param_be(padapter, acparm);
5e93f352 704 acparm = 0x0000A444; /* BK */
2487205e 705 rtl8723a_set_ac_param_bk(padapter, acparm);
5e93f352
LF		 706
707 /* Set Security */
b8e99163
JS		 708 val8 = (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) ?
709 0xcc: 0xcf;
710 rtl8723a_set_sec_cfg(padapter, val8);
5e93f352
LF		 711
712 /* Beacon Control related register */
477f008d 713 rtl8723a_set_beacon_interval(padapter, bcn_interval);
5e93f352
LF		 714
715 UpdateBrateTbl23a(padapter, pnetwork->SupportedRates);
fa2e5209 716 HalSetBrateCfg23a(padapter, pnetwork->SupportedRates);
5e93f352
LF		 717
718 if (!pmlmepriv->cur_network.join_res) {
719 /* setting only at first time */
720
721 /* disable dynamic functions, such as high power, DIG */
722
723 /* turn on all dynamic functions */
585eefb4
JS		 724 rtl8723a_odm_support_ability_set(padapter,
725 DYNAMIC_ALL_FUNC_ENABLE);
5e93f352
LF		 726 }
727 /* set channel, bwmode */
731f9da7
JS		 728 p = cfg80211_find_ie(WLAN_EID_HT_OPERATION,
729 pnetwork->IEs +
730 sizeof(struct ndis_802_11_fixed_ies),
731 pnetwork->IELength -
732 sizeof(struct ndis_802_11_fixed_ies));
733 if (p && p[1]) {
734 pht_info = (struct HT_info_element *)(p + 2);
735
736 if (pregpriv->cbw40_enable && pht_info->infos[0] & BIT(2)) {
5e93f352
LF		 737 /* switch to the 40M Hz mode */
738 cur_bwmode = HT_CHANNEL_WIDTH_40;
739 switch (pht_info->infos[0] & 0x3) {
740 case 1:
731f9da7
JS		 741 /* pmlmeext->cur_ch_offset =
742 HAL_PRIME_CHNL_OFFSET_LOWER; */
5e93f352
LF		 743 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
744 break;
745 case 3:
746 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
747 break;
748 default:
749 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
750 break;
751 }
752 }
753 }
754 /* TODO: need to judge the phy parameters on concurrent mode for single phy */
755 set_channel_bwmode23a(padapter, cur_channel, cur_ch_offset, cur_bwmode);
756
757 DBG_8723A("CH =%d, BW =%d, offset =%d\n", cur_channel, cur_bwmode,
758 cur_ch_offset);
759
760 pmlmeext->cur_channel = cur_channel;
761 pmlmeext->cur_bwmode = cur_bwmode;
762 pmlmeext->cur_ch_offset = cur_ch_offset;
763 pmlmeext->cur_wireless_mode = pmlmepriv->cur_network.network_type;
764
765 /* update cur_wireless_mode */
766 update_wireless_mode23a(padapter);
767
768 /* udpate capability after cur_wireless_mode updated */
52017955 769 update_capinfo23a(padapter, rtw_get_capability23a(pnetwork));
5e93f352
LF		 770
771 /* let pnetwork_mlmeext == pnetwork_mlme. */
772 memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
773
5e93f352 774 if (pmlmeext->bstart_bss) {
af2cb2c2 775 update_beacon23a(padapter, WLAN_EID_TIM, NULL, false);
5e93f352
LF		 776
777 /* issue beacon frame */
778 if (send_beacon23a(padapter) == _FAIL)
779 DBG_8723A("issue_beacon23a, fail!\n");
780 }
781
782 /* update bc/mc sta_info */
783 update_bmc_sta(padapter);
784}
785
8282aeb6
JS		 786int rtw_check_beacon_data23a(struct rtw_adapter *padapter, u8 *pbuf,
787 unsigned int len)
5e93f352
LF		 788{
789 int ret = _SUCCESS;
790 u8 *p;
791 u8 *pHT_caps_ie = NULL;
792 u8 *pHT_info_ie = NULL;
793 struct sta_info *psta = NULL;
d7cfe7c8 794 __le16 *pbeacon;
5e93f352
LF		 795 u16 cap, ht_cap = false;
796 uint ie_len = 0;
797 int group_cipher, pairwise_cipher;
798 u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
799 int supportRateNum = 0;
5e93f352
LF		 800 u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
801 struct registry_priv *pregistrypriv = &padapter->registrypriv;
802 struct security_priv *psecuritypriv = &padapter->securitypriv;
803 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
804 struct wlan_bssid_ex *pbss_network = &pmlmepriv->cur_network.network;
805 u8 *ie = pbss_network->IEs;
806
807 /* SSID */
808 /* Supported rates */
809 /* DS Params */
810 /* WLAN_EID_COUNTRY */
811 /* ERP Information element */
812 /* Extended supported rates */
813 /* WPA/WPA2 */
814 /* Wi-Fi Wireless Multimedia Extensions */
815 /* ht_capab, ht_oper */
816 /* WPS IE */
817
818 DBG_8723A("%s, len =%d\n", __func__, len);
819
820 if (!check_fwstate(pmlmepriv, WIFI_AP_STATE))
821 return _FAIL;
822
8282aeb6 823 if (len > MAX_IE_SZ)
5e93f352
LF		 824 return _FAIL;
825
826 pbss_network->IELength = len;
827
828 memset(ie, 0, MAX_IE_SZ);
829
830 memcpy(ie, pbuf, pbss_network->IELength);
831
832 if (pbss_network->InfrastructureMode!= Ndis802_11APMode)
833 return _FAIL;
834
835 pbss_network->Rssi = 0;
836
837 memcpy(pbss_network->MacAddress, myid(&padapter->eeprompriv), ETH_ALEN);
838
839 /* beacon interval */
840 /* ie + 8; 8: TimeStamp, 2: Beacon Interval 2:Capability */
d7cfe7c8
JS		 841 pbeacon = rtw_get_beacon_interval23a_from_ie(ie);
842 pbss_network->Configuration.BeaconPeriod = get_unaligned_le16(pbeacon);
5e93f352
LF		 843
844 /* capability */
c17416ef 845 cap = get_unaligned_le16(ie);
5e93f352
LF		 846
847 /* SSID */
af2cb2c2 848 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_SSID, &ie_len,
5e93f352
LF		 849 (pbss_network->IELength -_BEACON_IE_OFFSET_));
850 if (p && ie_len > 0) {
851 memset(&pbss_network->Ssid, 0, sizeof(struct cfg80211_ssid));
852 memcpy(pbss_network->Ssid.ssid, (p + 2), ie_len);
853 pbss_network->Ssid.ssid_len = ie_len;
854 }
855
856 /* chnnel */
857 channel = 0;
858 pbss_network->Configuration.Length = 0;
af2cb2c2 859 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_DS_PARAMS, &ie_len,
5e93f352
LF		 860 (pbss_network->IELength - _BEACON_IE_OFFSET_));
861 if (p && ie_len > 0)
862 channel = *(p + 2);
863
864 pbss_network->Configuration.DSConfig = channel;
865
866 memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
867 /* get supported rates */
af2cb2c2 868 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_SUPP_RATES, &ie_len,
5e93f352
LF		 869 (pbss_network->IELength - _BEACON_IE_OFFSET_));
870 if (p) {
871 memcpy(supportRate, p+2, ie_len);
872 supportRateNum = ie_len;
873 }
874
875 /* get ext_supported rates */
af2cb2c2 876 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_EXT_SUPP_RATES,
5e93f352
LF		 877 &ie_len, pbss_network->IELength - _BEACON_IE_OFFSET_);
878 if (p) {
879 memcpy(supportRate+supportRateNum, p+2, ie_len);
880 supportRateNum += ie_len;
881 }
882
883 network_type = rtw_check_network_type23a(supportRate,
884 supportRateNum, channel);
885
886 rtw_set_supported_rate23a(pbss_network->SupportedRates, network_type);
887
888 /* parsing ERP_IE */
af2cb2c2 889 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_ERP_INFO, &ie_len,
5e93f352
LF		 890 (pbss_network->IELength - _BEACON_IE_OFFSET_));
891 if (p && ie_len > 0)
892 ERP_IE_handler23a(padapter, (struct ndis_802_11_var_ies *)p);
893
894 /* update privacy/security */
895 if (cap & BIT(4))
896 pbss_network->Privacy = 1;
897 else
898 pbss_network->Privacy = 0;
899
900 psecuritypriv->wpa_psk = 0;
901
902 /* wpa2 */
903 group_cipher = 0; pairwise_cipher = 0;
904 psecuritypriv->wpa2_group_cipher = _NO_PRIVACY_;
905 psecuritypriv->wpa2_pairwise_cipher = _NO_PRIVACY_;
af2cb2c2 906 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_RSN, &ie_len,
5e93f352
LF		 907 (pbss_network->IELength - _BEACON_IE_OFFSET_));
908 if (p && ie_len > 0) {
909 if (rtw_parse_wpa2_ie23a(p, ie_len+2, &group_cipher,
910 &pairwise_cipher, NULL) == _SUCCESS) {
911 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
912
913 psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
914 psecuritypriv->wpa_psk |= BIT(1);
915
916 psecuritypriv->wpa2_group_cipher = group_cipher;
917 psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
918 }
919 }
920
921 /* wpa */
922 ie_len = 0;
923 group_cipher = 0;
924 pairwise_cipher = 0;
925 psecuritypriv->wpa_group_cipher = _NO_PRIVACY_;
926 psecuritypriv->wpa_pairwise_cipher = _NO_PRIVACY_;
927 for (p = ie + _BEACON_IE_OFFSET_; ;p += (ie_len + 2)) {
9300c94b 928 p = rtw_get_ie23a(p, WLAN_EID_VENDOR_SPECIFIC, &ie_len,
5e93f352
LF		 929 (pbss_network->IELength - _BEACON_IE_OFFSET_ -
930 (ie_len + 2)));
819d1815 931 if ((p) && (!memcmp(p+2, RTW_WPA_OUI23A_TYPE, 4))) {
5e93f352
LF		 932 if (rtw_parse_wpa_ie23a(p, ie_len+2, &group_cipher,
933 &pairwise_cipher, NULL) == _SUCCESS) {
934 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
935
936 /* psk, todo:802.1x */
937 psecuritypriv->dot8021xalg = 1;
938
939 psecuritypriv->wpa_psk |= BIT(0);
940
941 psecuritypriv->wpa_group_cipher = group_cipher;
942 psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
943 }
944 break;
945 }
946
947 if ((p == NULL) || (ie_len == 0))
948 break;
949 }
950
951 /* wmm */
952 ie_len = 0;
bd8ad4a5 953 pmlmepriv->qos_option = 0;
5e93f352
LF		 954 if (pregistrypriv->wmm_enable) {
955 for (p = ie + _BEACON_IE_OFFSET_; ;p += (ie_len + 2)) {
9300c94b 956 p = rtw_get_ie23a(p, WLAN_EID_VENDOR_SPECIFIC, &ie_len,
5e93f352
LF		 957 (pbss_network->IELength -
958 _BEACON_IE_OFFSET_ - (ie_len + 2)));
959 if ((p) && !memcmp(p+2, WMM_PARA_IE, 6)) {
bd8ad4a5 960 pmlmepriv->qos_option = 1;
5e93f352
LF		 961
962 *(p+8) |= BIT(7);/* QoS Info, support U-APSD */
963
964 /* disable all ACM bits since the WMM admission
965 * control is not supported
966 */
967 *(p + 10) &= ~BIT(4); /* BE */
968 *(p + 14) &= ~BIT(4); /* BK */
969 *(p + 18) &= ~BIT(4); /* VI */
970 *(p + 22) &= ~BIT(4); /* VO */
971 break;
972 }
973 if ((p == NULL) || (ie_len == 0))
974 break;
975 }
976 }
977 /* parsing HT_CAP_IE */
af2cb2c2 978 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_HT_CAPABILITY, &ie_len,
5e93f352
LF		 979 (pbss_network->IELength - _BEACON_IE_OFFSET_));
980 if (p && ie_len > 0) {
981 u8 rf_type;
982
983 struct ieee80211_ht_cap *pht_cap = (struct ieee80211_ht_cap *)(p+2);
984
985 pHT_caps_ie = p;
986
987 ht_cap = true;
988 network_type |= WIRELESS_11_24N;
989
c2370e83 990 rf_type = rtl8723a_get_rf_type(padapter);
5e93f352
LF		 991
992 if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
993 (psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP))
994 pht_cap->ampdu_params_info |= (IEEE80211_HT_AMPDU_PARM_DENSITY & (0x07<<2));
995 else
996 pht_cap->ampdu_params_info |= (IEEE80211_HT_AMPDU_PARM_DENSITY&0x00);
997
998 /* set Max Rx AMPDU size to 64K */
999 pht_cap->ampdu_params_info |= (IEEE80211_HT_AMPDU_PARM_FACTOR & 0x03);
1000
1001 if (rf_type == RF_1T1R) {
1002 pht_cap->mcs.rx_mask[0] = 0xff;
1003 pht_cap->mcs.rx_mask[1] = 0x0;
1004 }
1005
1006 memcpy(&pmlmepriv->htpriv.ht_cap, p+2, ie_len);
1007 }
1008
1009 /* parsing HT_INFO_IE */
af2cb2c2 1010 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_HT_OPERATION, &ie_len,
5e93f352
LF		 1011 (pbss_network->IELength - _BEACON_IE_OFFSET_));
1012 if (p && ie_len > 0)
1013 pHT_info_ie = p;
1014
1015 switch (network_type) {
1016 case WIRELESS_11B:
1017 pbss_network->NetworkTypeInUse = Ndis802_11DS;
1018 break;
1019 case WIRELESS_11G:
1020 case WIRELESS_11BG:
1021 case WIRELESS_11G_24N:
1022 case WIRELESS_11BG_24N:
1023 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
1024 break;
1025 case WIRELESS_11A:
1026 pbss_network->NetworkTypeInUse = Ndis802_11OFDM5;
1027 break;
1028 default :
1029 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
1030 break;
1031 }
1032
1033 pmlmepriv->cur_network.network_type = network_type;
1034
1035 pmlmepriv->htpriv.ht_option = false;
1036
1037 /* ht_cap */
1038 if (pregistrypriv->ht_enable && ht_cap) {
1039 pmlmepriv->htpriv.ht_option = true;
bd8ad4a5 1040 pmlmepriv->qos_option = 1;
5e93f352
LF		 1041
1042 if (pregistrypriv->ampdu_enable == 1)
1043 pmlmepriv->htpriv.ampdu_enable = true;
1044
1045 HT_caps_handler23a(padapter, (struct ndis_802_11_var_ies *)pHT_caps_ie);
1046
1047 HT_info_handler23a(padapter, (struct ndis_802_11_var_ies *)pHT_info_ie);
1048 }
1049
52017955 1050 pbss_network->Length = get_wlan_bssid_ex_sz(pbss_network);
5e93f352
LF		 1051
1052 /* issue beacon to start bss network */
1053 start_bss_network(padapter, (u8*)pbss_network);
1054
1055 /* alloc sta_info for ap itself */
1056 psta = rtw_get_stainfo23a(&padapter->stapriv, pbss_network->MacAddress);
1057 if (!psta) {
1058 psta = rtw_alloc_stainfo23a(&padapter->stapriv, pbss_network->MacAddress);
1059 if (!psta)
1060 return _FAIL;
1061 }
1062 /* fix bug of flush_cam_entry at STOP AP mode */
1063 psta->state |= WIFI_AP_STATE;
1064 rtw_indicate_connect23a(padapter);
1065
1066 /* for check if already set beacon */
1067 pmlmepriv->cur_network.join_res = true;
1068
1069 return ret;
1070}
1071
1072void rtw_set_macaddr_acl23a(struct rtw_adapter *padapter, int mode)
1073{
1074 struct sta_priv *pstapriv = &padapter->stapriv;
1075 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1076
1077 DBG_8723A("%s, mode =%d\n", __func__, mode);
1078
1079 pacl_list->mode = mode;
1080}
1081
1082int rtw_acl_add_sta23a(struct rtw_adapter *padapter, u8 *addr)
1083{
1084 struct list_head *plist, *phead;
1085 u8 added = false;
1086 int i, ret = 0;
1087 struct rtw_wlan_acl_node *paclnode;
1088 struct sta_priv *pstapriv = &padapter->stapriv;
1089 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1090 struct rtw_queue *pacl_node_q = &pacl_list->acl_node_q;
1091
1092 DBG_8723A("%s(acl_num =%d) =" MAC_FMT "\n", __func__, pacl_list->num, MAC_ARG(addr));
1093
1094 if ((NUM_ACL-1) < pacl_list->num)
1095 return -1;
1096
1097 spin_lock_bh(&pacl_node_q->lock);
1098
1099 phead = get_list_head(pacl_node_q);
1100
1101 list_for_each(plist, phead) {
1102 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1103
1104 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
1105 if (paclnode->valid == true) {
1106 added = true;
1107 DBG_8723A("%s, sta has been added\n", __func__);
1108 break;
1109 }
1110 }
1111 }
1112
1113 spin_unlock_bh(&pacl_node_q->lock);
1114
1115 if (added)
1116 return ret;
1117
1118 spin_lock_bh(&pacl_node_q->lock);
1119
1120 for (i = 0; i < NUM_ACL; i++) {
1121 paclnode = &pacl_list->aclnode[i];
1122
1123 if (!paclnode->valid) {
1124 INIT_LIST_HEAD(&paclnode->list);
1125
1126 memcpy(paclnode->addr, addr, ETH_ALEN);
1127
1128 paclnode->valid = true;
1129
1130 list_add_tail(&paclnode->list, get_list_head(pacl_node_q));
1131
1132 pacl_list->num++;
1133
1134 break;
1135 }
1136 }
1137
1138 DBG_8723A("%s, acl_num =%d\n", __func__, pacl_list->num);
1139
1140 spin_unlock_bh(&pacl_node_q->lock);
1141 return ret;
1142}
1143
1144int rtw_acl_remove_sta23a(struct rtw_adapter *padapter, u8 *addr)
1145{
1146 struct list_head *plist, *phead, *ptmp;
1147 struct rtw_wlan_acl_node *paclnode;
1148 struct sta_priv *pstapriv = &padapter->stapriv;
1149 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1150 struct rtw_queue *pacl_node_q = &pacl_list->acl_node_q;
1151 int ret = 0;
1152
1153 DBG_8723A("%s(acl_num =%d) = %pM\n", __func__, pacl_list->num, addr);
1154
1155 spin_lock_bh(&pacl_node_q->lock);
1156
1157 phead = get_list_head(pacl_node_q);
1158
1159 list_for_each_safe(plist, ptmp, phead) {
1160 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1161
1162 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
1163 if (paclnode->valid) {
1164 paclnode->valid = false;
1165
1166 list_del_init(&paclnode->list);
1167
1168 pacl_list->num--;
1169 }
1170 }
1171 }
1172
1173 spin_unlock_bh(&pacl_node_q->lock);
1174
1175 DBG_8723A("%s, acl_num =%d\n", __func__, pacl_list->num);
1176
1177 return ret;
1178}
1179
1180static void update_bcn_fixed_ie(struct rtw_adapter *padapter)
1181{
1182 DBG_8723A("%s\n", __func__);
1183}
1184
1185static void update_bcn_erpinfo_ie(struct rtw_adapter *padapter)
1186{
1187 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1188 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1189 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1190 struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
1191 unsigned char *p, *ie = pnetwork->IEs;
1192 u32 len = 0;
1193
1194 DBG_8723A("%s, ERP_enable =%d\n", __func__, pmlmeinfo->ERP_enable);
1195
1196 if (!pmlmeinfo->ERP_enable)
1197 return;
1198
1199 /* parsing ERP_IE */
af2cb2c2 1200 p = rtw_get_ie23a(ie + _BEACON_IE_OFFSET_, WLAN_EID_ERP_INFO, &len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
5e93f352
LF		 1201 if (p && len>0)
1202 {
1203 struct ndis_802_11_var_ies * pIE = (struct ndis_802_11_var_ies *)p;
1204
1205 if (pmlmepriv->num_sta_non_erp == 1)
1206 pIE->data[0] |= WLAN_ERP_NON_ERP_PRESENT |
1207 WLAN_ERP_USE_PROTECTION;
1208 else
1209 pIE->data[0] &= ~(WLAN_ERP_NON_ERP_PRESENT |
1210 WLAN_ERP_USE_PROTECTION);
1211
1212 if (pmlmepriv->num_sta_no_short_preamble > 0)
1213 pIE->data[0] |= WLAN_ERP_BARKER_PREAMBLE;
1214 else
1215 pIE->data[0] &= ~(WLAN_ERP_BARKER_PREAMBLE);
1216
1217 ERP_IE_handler23a(padapter, pIE);
1218 }
1219}
1220
1221static void update_bcn_htcap_ie(struct rtw_adapter *padapter)
1222{
1223 DBG_8723A("%s\n", __func__);
1224}
1225
1226static void update_bcn_htinfo_ie(struct rtw_adapter *padapter)
1227{
1228 DBG_8723A("%s\n", __func__);
1229}
1230
1231static void update_bcn_rsn_ie(struct rtw_adapter *padapter)
1232{
1233 DBG_8723A("%s\n", __func__);
1234}
1235
1236static void update_bcn_wpa_ie(struct rtw_adapter *padapter)
1237{
1238 DBG_8723A("%s\n", __func__);
1239}
1240
1241static void update_bcn_wmm_ie(struct rtw_adapter *padapter)
1242{
1243 DBG_8723A("%s\n", __func__);
1244}
1245
1246static void update_bcn_wps_ie(struct rtw_adapter *padapter)
1247{
1248 u8 *pwps_ie = NULL, *pwps_ie_src, *premainder_ie, *pbackup_remainder_ie = NULL;
1249 uint wps_ielen = 0, wps_offset, remainder_ielen;
1250 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1251 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1252 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1253 struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
1254 unsigned char *ie = pnetwork->IEs;
1255 u32 ielen = pnetwork->IELength;
1256
1257 DBG_8723A("%s\n", __func__);
1258
1259 pwps_ie = rtw_get_wps_ie23a(ie+_FIXED_IE_LENGTH_, ielen-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
1260
1261 if (pwps_ie == NULL || wps_ielen == 0)
1262 return;
1263
1264 wps_offset = (uint)(pwps_ie-ie);
1265
1266 premainder_ie = pwps_ie + wps_ielen;
1267
1268 remainder_ielen = ielen - wps_offset - wps_ielen;
1269
1270 if (remainder_ielen > 0) {
1271 pbackup_remainder_ie = kmalloc(remainder_ielen, GFP_ATOMIC);
1272 if (pbackup_remainder_ie)
1273 memcpy(pbackup_remainder_ie, premainder_ie,
1274 remainder_ielen);
1275 }
1276
1277 pwps_ie_src = pmlmepriv->wps_beacon_ie;
1278 if (pwps_ie_src == NULL)
1279 return;
1280
1281 wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
1282 if ((wps_offset+wps_ielen+2+remainder_ielen)<= MAX_IE_SZ)
1283 {
1284 memcpy(pwps_ie, pwps_ie_src, wps_ielen+2);
1285 pwps_ie += (wps_ielen+2);
1286
1287 if (pbackup_remainder_ie)
1288 memcpy(pwps_ie, pbackup_remainder_ie, remainder_ielen);
1289
1290 /* update IELength */
1291 pnetwork->IELength = wps_offset + (wps_ielen+2) + remainder_ielen;
1292 }
1293
1294 if (pbackup_remainder_ie)
1295 kfree(pbackup_remainder_ie);
1296}
1297
1298static void update_bcn_p2p_ie(struct rtw_adapter *padapter)
1299{
1300}
1301
1302static void update_bcn_vendor_spec_ie(struct rtw_adapter *padapter, u8*oui)
1303{
1304 DBG_8723A("%s\n", __func__);
1305
7964eba0 1306 if (!memcmp(RTW_WPA_OUI23A_TYPE, oui, 4))
5e93f352 1307 update_bcn_wpa_ie(padapter);
5e93f352 1308 else if (!memcmp(WMM_OUI23A, oui, 4))
5e93f352 1309 update_bcn_wmm_ie(padapter);
5e93f352 1310 else if (!memcmp(WPS_OUI23A, oui, 4))
5e93f352 1311 update_bcn_wps_ie(padapter);
5e93f352 1312 else if (!memcmp(P2P_OUI23A, oui, 4))
5e93f352 1313 update_bcn_p2p_ie(padapter);
5e93f352 1314 else
5e93f352 1315 DBG_8723A("unknown OUI type!\n");
5e93f352
LF		 1316}
1317
1318void update_beacon23a(struct rtw_adapter *padapter, u8 ie_id, u8 *oui, u8 tx)
1319{
1320 struct mlme_priv *pmlmepriv;
1321 struct mlme_ext_priv *pmlmeext;
1322 /* struct mlme_ext_info *pmlmeinfo; */
1323
1324 /* DBG_8723A("%s\n", __func__); */
1325
1326 if (!padapter)
1327 return;
1328
1329 pmlmepriv = &padapter->mlmepriv;
1330 pmlmeext = &padapter->mlmeextpriv;
1331 /* pmlmeinfo = &pmlmeext->mlmext_info; */
1332
1333 if (false == pmlmeext->bstart_bss)
1334 return;
1335
1336 spin_lock_bh(&pmlmepriv->bcn_update_lock);
1337
1338 switch (ie_id)
1339 {
b54e8804
JS		 1340 case 0xFF:
1341 /* 8: TimeStamp, 2: Beacon Interval 2:Capability */
1342 update_bcn_fixed_ie(padapter);
1343 break;
5e93f352 1344
af2cb2c2 1345 case WLAN_EID_TIM:
b54e8804
JS		 1346 update_BCNTIM(padapter);
1347 break;
5e93f352 1348
af2cb2c2 1349 case WLAN_EID_ERP_INFO:
b54e8804
JS		 1350 update_bcn_erpinfo_ie(padapter);
1351 break;
5e93f352 1352
af2cb2c2 1353 case WLAN_EID_HT_CAPABILITY:
b54e8804
JS		 1354 update_bcn_htcap_ie(padapter);
1355 break;
5e93f352 1356
af2cb2c2 1357 case WLAN_EID_RSN:
b54e8804
JS		 1358 update_bcn_rsn_ie(padapter);
1359 break;
5e93f352 1360
af2cb2c2 1361 case WLAN_EID_HT_OPERATION:
b54e8804
JS		 1362 update_bcn_htinfo_ie(padapter);
1363 break;
5e93f352 1364
9300c94b 1365 case WLAN_EID_VENDOR_SPECIFIC:
b54e8804
JS		 1366 update_bcn_vendor_spec_ie(padapter, oui);
1367 break;
5e93f352 1368
b54e8804
JS		 1369 default:
1370 break;
5e93f352
LF		 1371 }
1372
1373 pmlmepriv->update_bcn = true;
1374
1375 spin_unlock_bh(&pmlmepriv->bcn_update_lock);
1376
1377 if (tx)
1378 set_tx_beacon_cmd23a(padapter);
1379}
1380
1381/*
1382op_mode
1383Set to 0 (HT pure) under the followign conditions
1384 - all STAs in the BSS are 20/40 MHz HT in 20/40 MHz BSS or
1385 - all STAs in the BSS are 20 MHz HT in 20 MHz BSS
1386Set to 1 (HT non-member protection) if there may be non-HT STAs
1387 in both the primary and the secondary channel
1388Set to 2 if only HT STAs are associated in BSS,
1389 however and at least one 20 MHz HT STA is associated
1390Set to 3 (HT mixed mode) when one or more non-HT STAs are associated
1391 (currently non-GF HT station is considered as non-HT STA also)
1392*/
1393static int rtw_ht_operation_update(struct rtw_adapter *padapter)
1394{
1395 u16 cur_op_mode, new_op_mode;
1396 int op_mode_changes = 0;
1397 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1398 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
1399
1400 if (pmlmepriv->htpriv.ht_option == true)
1401 return 0;
1402
1403 /* if (!iface->conf->ieee80211n || iface->conf->ht_op_mode_fixed) */
1404 /* return 0; */
1405
1406 DBG_8723A("%s current operation mode = 0x%X\n",
1407 __func__, pmlmepriv->ht_op_mode);
1408
1409 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT)
1410 && pmlmepriv->num_sta_ht_no_gf) {
1411 pmlmepriv->ht_op_mode |=
1412 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1413 op_mode_changes++;
1414 } else if ((pmlmepriv->ht_op_mode &
1415 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1416 pmlmepriv->num_sta_ht_no_gf == 0) {
1417 pmlmepriv->ht_op_mode &=
1418 ~HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1419 op_mode_changes++;
1420 }
1421
1422 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1423 (pmlmepriv->num_sta_no_ht || pmlmepriv->olbc_ht)) {
1424 pmlmepriv->ht_op_mode |= HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1425 op_mode_changes++;
1426 } else if ((pmlmepriv->ht_op_mode &
1427 HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1428 (pmlmepriv->num_sta_no_ht == 0 && !pmlmepriv->olbc_ht)) {
1429 pmlmepriv->ht_op_mode &=
1430 ~HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1431 op_mode_changes++;
1432 }
1433
1434 /* Note: currently we switch to the MIXED op mode if HT non-greenfield
1435 * station is associated. Probably it's a theoretical case, since
1436 * it looks like all known HT STAs support greenfield.
1437 */
1438 new_op_mode = 0;
1439 if (pmlmepriv->num_sta_no_ht ||
1440 (pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT))
1441 new_op_mode = OP_MODE_MIXED;
a96ae6f4
LF		 1442 else if ((le16_to_cpu(phtpriv_ap->ht_cap.cap_info) &
1443 IEEE80211_HT_CAP_SUP_WIDTH_20_40) &&
1444 pmlmepriv->num_sta_ht_20mhz)
5e93f352
LF		 1445 new_op_mode = OP_MODE_20MHZ_HT_STA_ASSOCED;
1446 else if (pmlmepriv->olbc_ht)
1447 new_op_mode = OP_MODE_MAY_BE_LEGACY_STAS;
1448 else
1449 new_op_mode = OP_MODE_PURE;
1450
1451 cur_op_mode = pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1452 if (cur_op_mode != new_op_mode) {
1453 pmlmepriv->ht_op_mode &= ~HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1454 pmlmepriv->ht_op_mode |= new_op_mode;
1455 op_mode_changes++;
1456 }
1457
1458 DBG_8723A("%s new operation mode = 0x%X changes =%d\n",
1459 __func__, pmlmepriv->ht_op_mode, op_mode_changes);
1460
1461 return op_mode_changes;
1462}
1463
1464void associated_clients_update23a(struct rtw_adapter *padapter, u8 updated)
1465{
1466 /* update associcated stations cap. */
1467 if (updated == true)
1468 {
1469 struct list_head *phead, *plist, *ptmp;
1470 struct sta_info *psta;
1471 struct sta_priv *pstapriv = &padapter->stapriv;
1472
1473 spin_lock_bh(&pstapriv->asoc_list_lock);
1474
1475 phead = &pstapriv->asoc_list;
1476
1477 list_for_each_safe(plist, ptmp, phead) {
1478 psta = container_of(plist, struct sta_info, asoc_list);
1479
1480 VCS_update23a(padapter, psta);
1481 }
1482
1483 spin_unlock_bh(&pstapriv->asoc_list_lock);
1484 }
1485}
1486
1487/* called > TSR LEVEL for USB or SDIO Interface*/
1488void bss_cap_update_on_sta_join23a(struct rtw_adapter *padapter, struct sta_info *psta)
1489{
1490 u8 beacon_updated = false;
1491 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1492 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1493
1494 if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE))
1495 {
1496 if (!psta->no_short_preamble_set)
1497 {
1498 psta->no_short_preamble_set = 1;
1499
1500 pmlmepriv->num_sta_no_short_preamble++;
1501
1502 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1503 (pmlmepriv->num_sta_no_short_preamble == 1))
1504 {
1505 beacon_updated = true;
1506 update_beacon23a(padapter, 0xFF, NULL, true);
1507 }
1508
1509 }
1510 }
1511 else
1512 {
1513 if (psta->no_short_preamble_set)
1514 {
1515 psta->no_short_preamble_set = 0;
1516
1517 pmlmepriv->num_sta_no_short_preamble--;
1518
1519 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1520 (pmlmepriv->num_sta_no_short_preamble == 0))
1521 {
1522 beacon_updated = true;
1523 update_beacon23a(padapter, 0xFF, NULL, true);
1524 }
1525
1526 }
1527 }
1528
1529 if (psta->flags & WLAN_STA_NONERP)
1530 {
1531 if (!psta->nonerp_set)
1532 {
1533 psta->nonerp_set = 1;
1534
1535 pmlmepriv->num_sta_non_erp++;
1536
1537 if (pmlmepriv->num_sta_non_erp == 1)
1538 {
1539 beacon_updated = true;
af2cb2c2 1540 update_beacon23a(padapter, WLAN_EID_ERP_INFO, NULL, true);
5e93f352
LF		 1541 }
1542 }
1543
1544 }
1545 else
1546 {
1547 if (psta->nonerp_set)
1548 {
1549 psta->nonerp_set = 0;
1550
1551 pmlmepriv->num_sta_non_erp--;
1552
1553 if (pmlmepriv->num_sta_non_erp == 0)
1554 {
1555 beacon_updated = true;
af2cb2c2 1556 update_beacon23a(padapter, WLAN_EID_ERP_INFO, NULL, true);
5e93f352
LF		 1557 }
1558 }
1559
1560 }
1561
1562 if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT_TIME))
1563 {
1564 if (!psta->no_short_slot_time_set)
1565 {
1566 psta->no_short_slot_time_set = 1;
1567
1568 pmlmepriv->num_sta_no_short_slot_time++;
1569
1570 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1571 (pmlmepriv->num_sta_no_short_slot_time == 1))
1572 {
1573 beacon_updated = true;
1574 update_beacon23a(padapter, 0xFF, NULL, true);
1575 }
1576
1577 }
1578 }
1579 else
1580 {
1581 if (psta->no_short_slot_time_set)
1582 {
1583 psta->no_short_slot_time_set = 0;
1584
1585 pmlmepriv->num_sta_no_short_slot_time--;
1586
1587 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1588 (pmlmepriv->num_sta_no_short_slot_time == 0))
1589 {
1590 beacon_updated = true;
1591 update_beacon23a(padapter, 0xFF, NULL, true);
1592 }
1593 }
1594 }
1595
1596 if (psta->flags & WLAN_STA_HT)
1597 {
1598 u16 ht_capab = le16_to_cpu(psta->htpriv.ht_cap.cap_info);
1599
1600 DBG_8723A("HT: STA " MAC_FMT " HT Capabilities "
1601 "Info: 0x%04x\n", MAC_ARG(psta->hwaddr), ht_capab);
1602
1603 if (psta->no_ht_set) {
1604 psta->no_ht_set = 0;
1605 pmlmepriv->num_sta_no_ht--;
1606 }
1607
1608 if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
1609 if (!psta->no_ht_gf_set) {
1610 psta->no_ht_gf_set = 1;
1611 pmlmepriv->num_sta_ht_no_gf++;
1612 }
1613 DBG_8723A("%s STA " MAC_FMT " - no "
1614 "greenfield, num of non-gf stations %d\n",
1615 __func__, MAC_ARG(psta->hwaddr),
1616 pmlmepriv->num_sta_ht_no_gf);
1617 }
1618
1619 if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH_20_40) == 0) {
1620 if (!psta->ht_20mhz_set) {
1621 psta->ht_20mhz_set = 1;
1622 pmlmepriv->num_sta_ht_20mhz++;
1623 }
1624 DBG_8723A("%s STA " MAC_FMT " - 20 MHz HT, "
1625 "num of 20MHz HT STAs %d\n",
1626 __func__, MAC_ARG(psta->hwaddr),
1627 pmlmepriv->num_sta_ht_20mhz);
1628 }
1629
1630 }
1631 else
1632 {
1633 if (!psta->no_ht_set) {
1634 psta->no_ht_set = 1;
1635 pmlmepriv->num_sta_no_ht++;
1636 }
1637 if (pmlmepriv->htpriv.ht_option == true) {
1638 DBG_8723A("%s STA " MAC_FMT
1639 " - no HT, num of non-HT stations %d\n",
1640 __func__, MAC_ARG(psta->hwaddr),
1641 pmlmepriv->num_sta_no_ht);
1642 }
1643 }
1644
1645 if (rtw_ht_operation_update(padapter) > 0)
1646 {
af2cb2c2
JS		 1647 update_beacon23a(padapter, WLAN_EID_HT_CAPABILITY, NULL, false);
1648 update_beacon23a(padapter, WLAN_EID_HT_OPERATION, NULL, true);
5e93f352
LF		 1649 }
1650
1651 /* update associcated stations cap. */
1652 associated_clients_update23a(padapter, beacon_updated);
1653
1654 DBG_8723A("%s, updated =%d\n", __func__, beacon_updated);
1655}
1656
1657u8 bss_cap_update_on_sta_leave23a(struct rtw_adapter *padapter, struct sta_info *psta)
1658{
1659 u8 beacon_updated = false;
1660 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1661 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1662
1663 if (!psta)
1664 return beacon_updated;
1665
1666 if (psta->no_short_preamble_set) {
1667 psta->no_short_preamble_set = 0;
1668 pmlmepriv->num_sta_no_short_preamble--;
1669 if (pmlmeext->cur_wireless_mode > WIRELESS_11B
1670 && pmlmepriv->num_sta_no_short_preamble == 0)
1671 {
1672 beacon_updated = true;
1673 update_beacon23a(padapter, 0xFF, NULL, true);
1674 }
1675 }
1676
1677 if (psta->nonerp_set) {
1678 psta->nonerp_set = 0;
1679 pmlmepriv->num_sta_non_erp--;
1680 if (pmlmepriv->num_sta_non_erp == 0)
1681 {
1682 beacon_updated = true;
af2cb2c2
JS		 1683 update_beacon23a(padapter, WLAN_EID_ERP_INFO,
1684 NULL, true);
5e93f352
LF		 1685 }
1686 }
1687
1688 if (psta->no_short_slot_time_set) {
1689 psta->no_short_slot_time_set = 0;
1690 pmlmepriv->num_sta_no_short_slot_time--;
1691 if (pmlmeext->cur_wireless_mode > WIRELESS_11B
1692 && pmlmepriv->num_sta_no_short_slot_time == 0)
1693 {
1694 beacon_updated = true;
1695 update_beacon23a(padapter, 0xFF, NULL, true);
1696 }
1697 }
1698
1699 if (psta->no_ht_gf_set) {
1700 psta->no_ht_gf_set = 0;
1701 pmlmepriv->num_sta_ht_no_gf--;
1702 }
1703
1704 if (psta->no_ht_set) {
1705 psta->no_ht_set = 0;
1706 pmlmepriv->num_sta_no_ht--;
1707 }
1708
1709 if (psta->ht_20mhz_set) {
1710 psta->ht_20mhz_set = 0;
1711 pmlmepriv->num_sta_ht_20mhz--;
1712 }
1713
1714 if (rtw_ht_operation_update(padapter) > 0)
1715 {
af2cb2c2
JS		 1716 update_beacon23a(padapter, WLAN_EID_HT_CAPABILITY, NULL, false);
1717 update_beacon23a(padapter, WLAN_EID_HT_OPERATION, NULL, true);
5e93f352
LF		 1718 }
1719
1720 /* update associcated stations cap. */
1721
1722 DBG_8723A("%s, updated =%d\n", __func__, beacon_updated);
1723
1724 return beacon_updated;
1725}
1726
1727u8 ap_free_sta23a(struct rtw_adapter *padapter, struct sta_info *psta, bool active, u16 reason)
1728{
1729 struct sta_priv *pstapriv = &padapter->stapriv;
1730 u8 beacon_updated = false;
1731
1732 if (!psta)
1733 return beacon_updated;
1734
1735 if (active == true)
1736 {
1737 /* tear down Rx AMPDU */
1738 send_delba23a(padapter, 0, psta->hwaddr);/* recipient */
1739
1740 /* tear down TX AMPDU */
1741 send_delba23a(padapter, 1, psta->hwaddr);/* originator */
1742
1743 issue_deauth23a(padapter, psta->hwaddr, reason);
1744 }
1745
1746 psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
1747 psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
1748
1749 /* report_del_sta_event23a(padapter, psta->hwaddr, reason); */
1750
1751 /* clear cam entry / key */
1752 /* clear_cam_entry23a(padapter, (psta->mac_id + 3)); */
1753 rtw_clearstakey_cmd23a(padapter, (u8*)psta, (u8)(psta->mac_id + 3), true);
1754
1755 spin_lock_bh(&psta->lock);
1756 psta->state &= ~_FW_LINKED;
1757 spin_unlock_bh(&psta->lock);
1758
1759 rtw_cfg80211_indicate_sta_disassoc(padapter, psta->hwaddr, reason);
1760
1761 report_del_sta_event23a(padapter, psta->hwaddr, reason);
1762
1763 beacon_updated = bss_cap_update_on_sta_leave23a(padapter, psta);
1764
1765 spin_lock_bh(&pstapriv->sta_hash_lock);
1766 rtw_free_stainfo23a(padapter, psta);
1767 spin_unlock_bh(&pstapriv->sta_hash_lock);
1768
1769 return beacon_updated;
1770}
1771
1772int rtw_ap_inform_ch_switch23a (struct rtw_adapter *padapter, u8 new_ch, u8 ch_offset)
1773{
1774 struct list_head *phead, *plist;
1775 int ret = 0;
1776 struct sta_info *psta = NULL;
1777 struct sta_priv *pstapriv = &padapter->stapriv;
1778 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1779 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1780 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1781
1782 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
1783 return ret;
1784
1785 DBG_8723A(FUNC_NDEV_FMT" with ch:%u, offset:%u\n",
1786 FUNC_NDEV_ARG(padapter->pnetdev), new_ch, ch_offset);
1787
1788 spin_lock_bh(&pstapriv->asoc_list_lock);
1789 phead = &pstapriv->asoc_list;
1790
1791 list_for_each(plist, phead) {
1792 psta = container_of(plist, struct sta_info, asoc_list);
1793
1794 issue_action_spct_ch_switch23a (padapter, psta->hwaddr, new_ch, ch_offset);
1795 psta->expire_to = ((pstapriv->expire_to * 2) > 5) ? 5 : (pstapriv->expire_to * 2);
1796 }
1797 spin_unlock_bh(&pstapriv->asoc_list_lock);
1798
1799 issue_action_spct_ch_switch23a (padapter, bc_addr, new_ch, ch_offset);
1800
1801 return ret;
1802}
1803
1804int rtw_sta_flush23a(struct rtw_adapter *padapter)
1805{
1806 struct list_head *phead, *plist, *ptmp;
1807 int ret = 0;
1808 struct sta_info *psta;
1809 struct sta_priv *pstapriv = &padapter->stapriv;
1810 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1811 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1812 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1813 u8 chk_alive_num = 0;
1814 char chk_alive_list[NUM_STA];
1815 int i;
1816
1817 DBG_8723A(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
1818
1819 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
1820 return ret;
1821
1822 spin_lock_bh(&pstapriv->asoc_list_lock);
1823 phead = &pstapriv->asoc_list;
1824
1825 list_for_each_safe(plist, ptmp, phead) {
1826 int stainfo_offset;
1827
1828 psta = container_of(plist, struct sta_info, asoc_list);
1829
1830 /* Remove sta from asoc_list */
1831 list_del_init(&psta->asoc_list);
1832 pstapriv->asoc_list_cnt--;
1833
1834 /* Keep sta for ap_free_sta23a() beyond this asoc_list loop */
1835 stainfo_offset = rtw_stainfo_offset23a(pstapriv, psta);
1836 if (stainfo_offset_valid(stainfo_offset)) {
1837 chk_alive_list[chk_alive_num++] = stainfo_offset;
1838 }
1839 }
1840 spin_unlock_bh(&pstapriv->asoc_list_lock);
1841
1842 /* For each sta in chk_alive_list, call ap_free_sta23a */
1843 for (i = 0; i < chk_alive_num; i++) {
1844 psta = rtw_get_stainfo23a_by_offset23a(pstapriv, chk_alive_list[i]);
1845 ap_free_sta23a(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
1846 }
1847
1848 issue_deauth23a(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
1849
1850 associated_clients_update23a(padapter, true);
1851
1852 return ret;
1853}
1854
1855/* called > TSR LEVEL for USB or SDIO Interface*/
1856void sta_info_update23a(struct rtw_adapter *padapter, struct sta_info *psta)
1857{
1858 int flags = psta->flags;
1859 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1860
1861 /* update wmm cap. */
1862 if (WLAN_STA_WME&flags)
1863 psta->qos_option = 1;
1864 else
1865 psta->qos_option = 0;
1866
bd8ad4a5 1867 if (pmlmepriv->qos_option == 0)
5e93f352
LF		 1868 psta->qos_option = 0;
1869
1870 /* update 802.11n ht cap. */
1871 if (WLAN_STA_HT&flags)
1872 {
1873 psta->htpriv.ht_option = true;
1874 psta->qos_option = 1;
1875 }
1876 else
1877 {
1878 psta->htpriv.ht_option = false;
1879 }
1880
1881 if (pmlmepriv->htpriv.ht_option == false)
1882 psta->htpriv.ht_option = false;
1883
1884 update_sta_info23a_apmode23a(padapter, psta);
1885}
1886
1887/* called >= TSR LEVEL for USB or SDIO Interface*/
1888void ap_sta_info_defer_update23a(struct rtw_adapter *padapter, struct sta_info *psta)
1889{
1890 if (psta->state & _FW_LINKED)
1891 {
1892 /* add ratid */
1893 add_RATid23a(padapter, psta, 0);/* DM_RATR_STA_INIT */
1894 }
1895}
1896
1897/* restore hw setting from sw data structures */
1898void rtw_ap_restore_network(struct rtw_adapter *padapter)
1899{
1900 struct mlme_priv *mlmepriv = &padapter->mlmepriv;
1901 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1902 struct sta_priv * pstapriv = &padapter->stapriv;
1903 struct sta_info *psta;
1904 struct security_priv *psecuritypriv = &padapter->securitypriv;
1905 struct list_head *phead, *plist, *ptmp;
1906 u8 chk_alive_num = 0;
1907 char chk_alive_list[NUM_STA];
1908 int i;
1909
1910 rtw_setopmode_cmd23a(padapter, Ndis802_11APMode);
1911
1912 set_channel_bwmode23a(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
1913
1914 start_bss_network(padapter, (u8*)&mlmepriv->cur_network.network);
1915
1916 if ((padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_) ||
1917 (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_))
1918 {
1919 /* restore group key, WEP keys is restored in ips_leave23a() */
1920 rtw_set_key23a(padapter, psecuritypriv, psecuritypriv->dot118021XGrpKeyid, 0);
1921 }
1922
1923 /* per sta pairwise key and settings */
1924 if ((padapter->securitypriv.dot11PrivacyAlgrthm != _TKIP_) &&
1925 (padapter->securitypriv.dot11PrivacyAlgrthm != _AES_)) {
1926 return;
1927 }
1928
1929 spin_lock_bh(&pstapriv->asoc_list_lock);
1930
1931 phead = &pstapriv->asoc_list;
1932
1933 list_for_each_safe(plist, ptmp, phead) {
1934 int stainfo_offset;
1935
1936 psta = container_of(plist, struct sta_info, asoc_list);
1937
1938 stainfo_offset = rtw_stainfo_offset23a(pstapriv, psta);
1939 if (stainfo_offset_valid(stainfo_offset)) {
1940 chk_alive_list[chk_alive_num++] = stainfo_offset;
1941 }
1942 }
1943
1944 spin_unlock_bh(&pstapriv->asoc_list_lock);
1945
1946 for (i = 0; i < chk_alive_num; i++) {
1947 psta = rtw_get_stainfo23a_by_offset23a(pstapriv, chk_alive_list[i]);
1948
1949 if (psta == NULL) {
1950 DBG_8723A(FUNC_ADPT_FMT" sta_info is null\n", FUNC_ADPT_ARG(padapter));
1951 }
1952 else if (psta->state &_FW_LINKED)
1953 {
1954 Update_RA_Entry23a(padapter, psta);
1955 /* pairwise key */
1956 rtw_setstakey_cmd23a(padapter, (unsigned char *)psta, true);
1957 }
1958 }
1959}
1960
1961void start_ap_mode23a(struct rtw_adapter *padapter)
1962{
1963 int i;
1964 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1965 struct sta_priv *pstapriv = &padapter->stapriv;
1966 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1967 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1968
1969 pmlmepriv->update_bcn = false;
1970
1971 /* init_mlme_ap_info23a(padapter); */
1972 pmlmeext->bstart_bss = false;
1973
1974 pmlmepriv->num_sta_non_erp = 0;
1975
1976 pmlmepriv->num_sta_no_short_slot_time = 0;
1977
1978 pmlmepriv->num_sta_no_short_preamble = 0;
1979
1980 pmlmepriv->num_sta_ht_no_gf = 0;
1981 pmlmepriv->num_sta_no_ht = 0;
1982 pmlmepriv->num_sta_ht_20mhz = 0;
1983
1984 pmlmepriv->olbc = false;
1985
1986 pmlmepriv->olbc_ht = false;
1987
1988 pmlmepriv->ht_op_mode = 0;
1989
1990 for (i = 0; i<NUM_STA; i++)
1991 pstapriv->sta_aid[i] = NULL;
1992
1993 pmlmepriv->wps_beacon_ie = NULL;
1994 pmlmepriv->wps_probe_resp_ie = NULL;
1995 pmlmepriv->wps_assoc_resp_ie = NULL;
1996
1997 pmlmepriv->p2p_beacon_ie = NULL;
1998 pmlmepriv->p2p_probe_resp_ie = NULL;
1999
2000 /* for ACL */
2001 INIT_LIST_HEAD(&pacl_list->acl_node_q.queue);
2002 pacl_list->num = 0;
2003 pacl_list->mode = 0;
2004 for (i = 0; i < NUM_ACL; i++) {
2005 INIT_LIST_HEAD(&pacl_list->aclnode[i].list);
2006 pacl_list->aclnode[i].valid = false;
2007 }
2008}
2009
2010void stop_ap_mode23a(struct rtw_adapter *padapter)
2011{
2012 struct list_head *phead, *plist, *ptmp;
2013 struct rtw_wlan_acl_node *paclnode;
2014 struct sta_info *psta = NULL;
2015 struct sta_priv *pstapriv = &padapter->stapriv;
2016 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2017 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2018 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
2019 struct rtw_queue *pacl_node_q = &pacl_list->acl_node_q;
2020
2021 pmlmepriv->update_bcn = false;
2022 pmlmeext->bstart_bss = false;
2023
2024 /* reset and init security priv , this can refine with rtw_reset_securitypriv23a */
2025 memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv));
2026 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
2027 padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
2028
2029 /* for ACL */
2030 spin_lock_bh(&pacl_node_q->lock);
2031 phead = get_list_head(pacl_node_q);
2032
2033 list_for_each_safe(plist, ptmp, phead) {
2034 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
2035
2036 if (paclnode->valid == true) {
2037 paclnode->valid = false;
2038
2039 list_del_init(&paclnode->list);
2040
2041 pacl_list->num--;
2042 }
2043 }
2044 spin_unlock_bh(&pacl_node_q->lock);
2045
2046 DBG_8723A("%s, free acl_node_queue, num =%d\n", __func__, pacl_list->num);
2047
2048 rtw_sta_flush23a(padapter);
2049
2050 /* free_assoc_sta_resources */
2051 rtw_free_all_stainfo23a(padapter);
2052
2053 psta = rtw_get_bcmc_stainfo23a(padapter);
2054 spin_lock_bh(&pstapriv->sta_hash_lock);
2055 rtw_free_stainfo23a(padapter, psta);
2056 spin_unlock_bh(&pstapriv->sta_hash_lock);
2057
2058 rtw_init_bcmc_stainfo23a(padapter);
2059
2060 rtw23a_free_mlme_priv_ie_data(pmlmepriv);
2061}
2062
2063#endif /* CONFIG_8723AU_AP_MODE */
Linux kernel - Deliverables
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