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Staging: rtl8188eu: os_dep: Compression of lines for immediate return
[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>
1ec69343 21#include <rtl8723a_cmd.h>
dbe9849c 22#include <rtl8723a_hal.h>
5e93f352 23
5e93f352
LF		 24extern unsigned char WMM_OUI23A[];
25extern unsigned char WPS_OUI23A[];
26extern unsigned char P2P_OUI23A[];
5e93f352
LF		 27
28void init_mlme_ap_info23a(struct rtw_adapter *padapter)
29{
30 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
31 struct sta_priv *pstapriv = &padapter->stapriv;
32 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
33
34 spin_lock_init(&pmlmepriv->bcn_update_lock);
35
36 /* for ACL */
37 _rtw_init_queue23a(&pacl_list->acl_node_q);
38
39 start_ap_mode23a(padapter);
40}
41
42void free_mlme_ap_info23a(struct rtw_adapter *padapter)
43{
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_flush23a(padapter);
54
6ec26273 55 pmlmeinfo->state = MSR_NOLINK;
5e93f352
LF		 56
57 /* free_assoc_sta_resources */
58 rtw_free_all_stainfo23a(padapter);
59
60 /* free bc/mc sta_info */
61 psta = rtw_get_bcmc_stainfo23a(padapter);
62 spin_lock_bh(&pstapriv->sta_hash_lock);
63 rtw_free_stainfo23a(padapter, psta);
64 spin_unlock_bh(&pstapriv->sta_hash_lock);
65}
66
67static void update_BCNTIM(struct rtw_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;
74 u8 *p, *dst_ie, *premainder_ie = NULL, *pbackup_remainder_ie = NULL;
a96ae6f4 75 __le16 tim_bitmap_le;
5e93f352
LF		 76 uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
77
78 tim_bitmap_le = cpu_to_le16(pstapriv->tim_bitmap);
79
1de65ccb
JS		 80 p = rtw_get_ie23a(pie, WLAN_EID_TIM, &tim_ielen,
81 pnetwork_mlmeext->IELength);
5e93f352
LF		 82 if (p != NULL && tim_ielen>0) {
83 tim_ielen += 2;
84
85 premainder_ie = p+tim_ielen;
86
87 tim_ie_offset = (int)(p -pie);
88
89 remainder_ielen = pnetwork_mlmeext->IELength - tim_ie_offset - tim_ielen;
90
91 /* append TIM IE from dst_ie offset */
92 dst_ie = p;
93 } else {
94 tim_ielen = 0;
95
96b0a5ba 96 /* calculate head_len */
1de65ccb 97 offset = 0;
5e93f352
LF		 98
99 /* get ssid_ie len */
1de65ccb
JS		 100 p = rtw_get_ie23a(pie, WLAN_EID_SSID,
101 &tmp_len, pnetwork_mlmeext->IELength);
5e93f352
LF		 102 if (p != NULL)
103 offset += tmp_len+2;
104
105 /* get supported rates len */
1de65ccb
JS		 106 p = rtw_get_ie23a(pie, WLAN_EID_SUPP_RATES,
107 &tmp_len, pnetwork_mlmeext->IELength);
5e93f352
LF		 108 if (p != NULL)
109 offset += tmp_len+2;
110
111 /* DS Parameter Set IE, len = 3 */
112 offset += 3;
113
114 premainder_ie = pie + offset;
115
116 remainder_ielen = pnetwork_mlmeext->IELength - offset - tim_ielen;
117
118 /* append TIM IE from offset */
119 dst_ie = pie + offset;
120 }
121
122 if (remainder_ielen > 0) {
123 pbackup_remainder_ie = kmalloc(remainder_ielen, GFP_ATOMIC);
124 if (pbackup_remainder_ie && premainder_ie)
125 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
126 }
127
af2cb2c2 128 *dst_ie++= WLAN_EID_TIM;
5e93f352
LF		 129
130 if ((pstapriv->tim_bitmap&0xff00) && (pstapriv->tim_bitmap&0x00fc))
131 tim_ielen = 5;
132 else
133 tim_ielen = 4;
134
135 *dst_ie++= tim_ielen;
136
137 *dst_ie++= 0;/* DTIM count */
96b0a5ba 138 *dst_ie++= 1;/* DTIM period */
5e93f352
LF		 139
140 if (pstapriv->tim_bitmap & BIT(0))/* for bc/mc frames */
141 *dst_ie++ = BIT(0);/* bitmap ctrl */
142 else
143 *dst_ie++ = 0;
144
145 if (tim_ielen == 4) {
7e6646d5 146 *dst_ie++ = *(u8 *)&tim_bitmap_le;
5e93f352
LF		 147 } else if (tim_ielen == 5) {
148 memcpy(dst_ie, &tim_bitmap_le, 2);
149 dst_ie+= 2;
150 }
151
152 /* copy remainder IE */
153 if (pbackup_remainder_ie) {
154 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
155
156 kfree(pbackup_remainder_ie);
157 }
158
159 offset = (uint)(dst_ie - pie);
160 pnetwork_mlmeext->IELength = offset + remainder_ielen;
161
162 set_tx_beacon_cmd23a(padapter);
163}
164
165static u8 chk_sta_is_alive(struct sta_info *psta)
166{
167 u8 ret = false;
168
169 if ((psta->sta_stats.last_rx_data_pkts +
170 psta->sta_stats.last_rx_ctrl_pkts) !=
171 (psta->sta_stats.rx_data_pkts + psta->sta_stats.rx_ctrl_pkts))
172 ret = true;
173
174 sta_update_last_rx_pkts(psta);
175
176 return ret;
177}
178
179void expire_timeout_chk23a(struct rtw_adapter *padapter)
180{
181 struct list_head *phead, *plist, *ptmp;
182 u8 updated = 0;
183 struct sta_info *psta;
184 struct sta_priv *pstapriv = &padapter->stapriv;
185 u8 chk_alive_num = 0;
6964213a 186 struct sta_info *chk_alive_list[NUM_STA];
5e93f352
LF		 187 int i;
188
189 spin_lock_bh(&pstapriv->auth_list_lock);
190
191 phead = &pstapriv->auth_list;
192
193 /* check auth_queue */
194 list_for_each_safe(plist, ptmp, phead) {
195 psta = container_of(plist, struct sta_info, auth_list);
196
197 if (psta->expire_to>0) {
198 psta->expire_to--;
199 if (psta->expire_to == 0) {
200 list_del_init(&psta->auth_list);
201 pstapriv->auth_list_cnt--;
202
203 DBG_8723A("auth expire %pM\n", psta->hwaddr);
204
205 spin_unlock_bh(&pstapriv->auth_list_lock);
206
207 spin_lock_bh(&pstapriv->sta_hash_lock);
208 rtw_free_stainfo23a(padapter, psta);
209 spin_unlock_bh(&pstapriv->sta_hash_lock);
210
211 spin_lock_bh(&pstapriv->auth_list_lock);
212 }
213 }
214
215 }
216
217 spin_unlock_bh(&pstapriv->auth_list_lock);
218
219 spin_lock_bh(&pstapriv->asoc_list_lock);
220
221 phead = &pstapriv->asoc_list;
222
223 /* check asoc_queue */
224 list_for_each_safe(plist, ptmp, phead) {
225 psta = container_of(plist, struct sta_info, asoc_list);
226
227 if (chk_sta_is_alive(psta) || !psta->expire_to) {
228 psta->expire_to = pstapriv->expire_to;
229 psta->keep_alive_trycnt = 0;
230 } else {
231 psta->expire_to--;
232 }
233
234 if (psta->expire_to <= 0)
235 {
236 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
237
238 if (padapter->registrypriv.wifi_spec == 1)
239 {
240 psta->expire_to = pstapriv->expire_to;
241 continue;
242 }
243
244 if (psta->state & WIFI_SLEEP_STATE) {
245 if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
96b0a5ba 246 /* to check if alive by another methods if station is at ps mode. */
5e93f352
LF		 247 psta->expire_to = pstapriv->expire_to;
248 psta->state |= WIFI_STA_ALIVE_CHK_STATE;
249
250 /* to update bcn with tim_bitmap for this station */
251 pstapriv->tim_bitmap |= CHKBIT(psta->aid);
af2cb2c2 252 update_beacon23a(padapter, WLAN_EID_TIM, NULL, false);
5e93f352
LF		 253
254 if (!pmlmeext->active_keep_alive_check)
255 continue;
256 }
257 }
258
259 if (pmlmeext->active_keep_alive_check) {
6964213a 260 chk_alive_list[chk_alive_num++] = psta;
5e93f352
LF		 261 continue;
262 }
263
264 list_del_init(&psta->asoc_list);
265 pstapriv->asoc_list_cnt--;
266
267 DBG_8723A("asoc expire "MAC_FMT", state = 0x%x\n", MAC_ARG(psta->hwaddr), psta->state);
268 updated = ap_free_sta23a(padapter, psta, false, WLAN_REASON_DEAUTH_LEAVING);
269 } else {
270 /* TODO: Aging mechanism to digest frames in sleep_q to avoid running out of xmitframe */
271 if (psta->sleepq_len > (NR_XMITFRAME/pstapriv->asoc_list_cnt)
272 && padapter->xmitpriv.free_xmitframe_cnt < ((NR_XMITFRAME/pstapriv->asoc_list_cnt)/2)
273 ) {
274 DBG_8723A("%s sta:"MAC_FMT", sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n", __func__,
275 MAC_ARG(psta->hwaddr),
276 psta->sleepq_len,
277 padapter->xmitpriv.free_xmitframe_cnt,
278 pstapriv->asoc_list_cnt);
279 wakeup_sta_to_xmit23a(padapter, psta);
280 }
281 }
282 }
283
284 spin_unlock_bh(&pstapriv->asoc_list_lock);
285
286 if (chk_alive_num) {
287
288 u8 backup_oper_channel = 0;
289 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
290 /* switch to correct channel of current network before issue keep-alive frames */
291 if (rtw_get_oper_ch23a(padapter) != pmlmeext->cur_channel) {
292 backup_oper_channel = rtw_get_oper_ch23a(padapter);
293 SelectChannel23a(padapter, pmlmeext->cur_channel);
6964213a 294 }
5e93f352
LF		 295
296 /* issue null data to check sta alive*/
297 for (i = 0; i < chk_alive_num; i++) {
298
299 int ret = _FAIL;
300
6964213a 301 psta = chk_alive_list[i];
5e93f352
LF		 302 if (!(psta->state &_FW_LINKED))
303 continue;
304
305 if (psta->state & WIFI_SLEEP_STATE)
306 ret = issue_nulldata23a(padapter, psta->hwaddr, 0, 1, 50);
307 else
308 ret = issue_nulldata23a(padapter, psta->hwaddr, 0, 3, 50);
309
310 psta->keep_alive_trycnt++;
311 if (ret == _SUCCESS)
312 {
313 DBG_8723A("asoc check, sta(" MAC_FMT ") is alive\n", MAC_ARG(psta->hwaddr));
314 psta->expire_to = pstapriv->expire_to;
315 psta->keep_alive_trycnt = 0;
316 continue;
317 }
318 else if (psta->keep_alive_trycnt <= 3)
319 {
320 DBG_8723A("ack check for asoc expire, keep_alive_trycnt =%d\n", psta->keep_alive_trycnt);
321 psta->expire_to = 1;
322 continue;
323 }
324
325 psta->keep_alive_trycnt = 0;
326
327 DBG_8723A("asoc expire "MAC_FMT", state = 0x%x\n", MAC_ARG(psta->hwaddr), psta->state);
328 spin_lock_bh(&pstapriv->asoc_list_lock);
329 if (!list_empty(&psta->asoc_list)) {
330 list_del_init(&psta->asoc_list);
331 pstapriv->asoc_list_cnt--;
332 updated = ap_free_sta23a(padapter, psta, false, WLAN_REASON_DEAUTH_LEAVING);
333 }
334 spin_unlock_bh(&pstapriv->asoc_list_lock);
335
336 }
337
338 if (backup_oper_channel>0) /* back to the original operation channel */
339 SelectChannel23a(padapter, backup_oper_channel);
340}
341
342 associated_clients_update23a(padapter, updated);
343}
344
345void add_RATid23a(struct rtw_adapter *padapter, struct sta_info *psta, u8 rssi_level)
346{
347 int i;
348 u8 rf_type;
349 u32 init_rate = 0;
350 unsigned char sta_band = 0, raid, shortGIrate = false;
351 unsigned char limit;
352 unsigned int tx_ra_bitmap = 0;
353 struct ht_priv *psta_ht = NULL;
354 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
52017955 355 struct wlan_bssid_ex *pcur_network = &pmlmepriv->cur_network.network;
5e93f352
LF		 356
357 if (psta)
358 psta_ht = &psta->htpriv;
359 else
360 return;
361
362 if (!(psta->state & _FW_LINKED))
363 return;
364
365 /* b/g mode ra_bitmap */
366 for (i = 0; i<sizeof(psta->bssrateset); i++)
367 {
368 if (psta->bssrateset[i])
369 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value23a(psta->bssrateset[i]&0x7f);
370 }
371 /* n mode ra_bitmap */
c2370e83
JS		 372 if (psta_ht->ht_option) {
373 rf_type = rtl8723a_get_rf_type(padapter);
374
5e93f352
LF		 375 if (rf_type == RF_2T2R)
376 limit = 16;/* 2R */
377 else
378 limit = 8;/* 1R */
379
5a443893
JS		 380 for (i = 0; i < limit; i++) {
381 if (psta_ht->ht_cap.mcs.rx_mask[i / 8] & BIT(i % 8))
382 tx_ra_bitmap |= BIT(i + 12);
5e93f352
LF		 383 }
384
385 /* max short GI rate */
386 shortGIrate = psta_ht->sgi;
387 }
388
37cb982c 389 if (pcur_network->DSConfig > 14) {
5e93f352
LF		 390 /* 5G band */
391 if (tx_ra_bitmap & 0xffff000)
392 sta_band |= WIRELESS_11_5N | WIRELESS_11A;
393 else
394 sta_band |= WIRELESS_11A;
395 } else {
396 if (tx_ra_bitmap & 0xffff000)
397 sta_band |= WIRELESS_11_24N | WIRELESS_11G | WIRELESS_11B;
398 else if (tx_ra_bitmap & 0xff0)
399 sta_band |= WIRELESS_11G |WIRELESS_11B;
400 else
401 sta_band |= WIRELESS_11B;
402 }
403
404 psta->wireless_mode = sta_band;
405
406 raid = networktype_to_raid23a(sta_band);
407 init_rate = get_highest_rate_idx23a(tx_ra_bitmap&0x0fffffff)&0x3f;
408
409 if (psta->aid < NUM_STA)
410 {
411 u8 arg = 0;
412
413 arg = psta->mac_id&0x1f;
414
415 arg |= BIT(7);/* support entry 2~31 */
416
417 if (shortGIrate == true)
418 arg |= BIT(5);
419
420 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
421
422 DBG_8723A("%s => mac_id:%d , raid:%d , bitmap = 0x%x, arg = "
423 "0x%x\n",
424 __func__, psta->mac_id, raid, tx_ra_bitmap, arg);
425
426 /* bitmap[0:27] = tx_rate_bitmap */
427 /* bitmap[28:31]= Rate Adaptive id */
428 /* arg[0:4] = macid */
429 /* arg[5] = Short GI */
1ec69343 430 rtl8723a_add_rateatid(padapter, tx_ra_bitmap, arg, rssi_level);
5e93f352
LF		 431
432 if (shortGIrate == true)
433 init_rate |= BIT(6);
434
435 /* set ra_id, init_rate */
436 psta->raid = raid;
437 psta->init_rate = init_rate;
438
439 }
440 else
441 {
442 DBG_8723A("station aid %d exceed the max number\n", psta->aid);
443 }
444}
445
446static void update_bmc_sta(struct rtw_adapter *padapter)
447{
448 u32 init_rate = 0;
449 unsigned char network_type, raid;
450 int i, supportRateNum = 0;
451 unsigned int tx_ra_bitmap = 0;
452 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
52017955 453 struct wlan_bssid_ex *pcur_network = &pmlmepriv->cur_network.network;
5e93f352
LF		 454 struct sta_info *psta = rtw_get_bcmc_stainfo23a(padapter);
455
456 if (psta)
457 {
458 psta->aid = 0;/* default set to 0 */
459 psta->mac_id = psta->aid + 1;
460
461 psta->qos_option = 0;
462 psta->htpriv.ht_option = false;
463
464 psta->ieee8021x_blocked = 0;
465
7e6646d5
GD		 466 memset((void *)&psta->sta_stats, 0,
467 sizeof(struct stainfo_stats));
5e93f352
LF		 468
469 /* prepare for add_RATid23a */
470 supportRateNum = rtw_get_rateset_len23a((u8*)&pcur_network->SupportedRates);
471 network_type = rtw_check_network_type23a((u8*)&pcur_network->SupportedRates, supportRateNum, 1);
472
473 memcpy(psta->bssrateset, &pcur_network->SupportedRates, supportRateNum);
474 psta->bssratelen = supportRateNum;
475
476 /* b/g mode ra_bitmap */
477 for (i = 0; i<supportRateNum; i++)
478 {
479 if (psta->bssrateset[i])
480 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value23a(psta->bssrateset[i]&0x7f);
481 }
482
37cb982c 483 if (pcur_network->DSConfig > 14) {
5e93f352
LF		 484 /* force to A mode. 5G doesn't support CCK rates */
485 network_type = WIRELESS_11A;
486 tx_ra_bitmap = 0x150; /* 6, 12, 24 Mbps */
487 } else {
488 /* force to b mode */
489 network_type = WIRELESS_11B;
490 tx_ra_bitmap = 0xf;
491 }
492
493 raid = networktype_to_raid23a(network_type);
494 init_rate = get_highest_rate_idx23a(tx_ra_bitmap&0x0fffffff)&0x3f;
495
496 /* ap mode */
dbe9849c 497 rtl8723a_SetHalODMVar(padapter, HAL_ODM_STA_INFO, psta, true);
5e93f352
LF		 498
499 {
500 u8 arg = 0;
501
502 arg = psta->mac_id&0x1f;
503
504 arg |= BIT(7);
505
506 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
507
508 DBG_8723A("update_bmc_sta, mask = 0x%x, arg = 0x%x\n", tx_ra_bitmap, arg);
509
510 /* bitmap[0:27] = tx_rate_bitmap */
511 /* bitmap[28:31]= Rate Adaptive id */
512 /* arg[0:4] = macid */
513 /* arg[5] = Short GI */
1ec69343 514 rtl8723a_add_rateatid(padapter, tx_ra_bitmap, arg, 0);
5e93f352
LF		 515 }
516
517 /* set ra_id, init_rate */
518 psta->raid = raid;
519 psta->init_rate = init_rate;
520
5e93f352
LF		 521 spin_lock_bh(&psta->lock);
522 psta->state = _FW_LINKED;
523 spin_unlock_bh(&psta->lock);
524
525 }
526 else
527 {
528 DBG_8723A("add_RATid23a_bmc_sta error!\n");
529 }
530}
531
532/* notes: */
533/* AID: 1~MAX for sta and 0 for bc/mc in ap/adhoc mode */
534/* MAC_ID = AID+1 for sta in ap/adhoc mode */
535/* MAC_ID = 1 for bc/mc for sta/ap/adhoc */
536/* MAC_ID = 0 for bssid for sta/ap/adhoc */
537/* CAM_ID = 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */
538
539void update_sta_info23a_apmode23a(struct rtw_adapter *padapter, struct sta_info *psta)
540{
541 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
542 struct security_priv *psecuritypriv = &padapter->securitypriv;
543 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
544 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
545 struct ht_priv *phtpriv_sta = &psta->htpriv;
546 /* set intf_tag to if1 */
547
548 psta->mac_id = psta->aid+1;
549 DBG_8723A("%s\n", __func__);
550
551 /* ap mode */
dbe9849c 552 rtl8723a_SetHalODMVar(padapter, HAL_ODM_STA_INFO, psta, true);
5e93f352
LF		 553
554 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
555 psta->ieee8021x_blocked = true;
556 else
557 psta->ieee8021x_blocked = false;
558
559 /* update sta's cap */
560
561 /* ERP */
562 VCS_update23a(padapter, psta);
563 /* HT related cap */
564 if (phtpriv_sta->ht_option)
565 {
566 /* check if sta supports rx ampdu */
567 phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
568
569 /* check if sta support s Short GI */
570 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))
571 phtpriv_sta->sgi = true;
572
573 /* bwmode */
574 if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH_20_40)) {
575 /* phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_40; */
576 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
577 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
578
579 }
580
581 psta->qos_option = true;
582
583 }
584 else
585 {
586 phtpriv_sta->ampdu_enable = false;
587
588 phtpriv_sta->sgi = false;
589 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
590 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
591 }
592
593 /* Rx AMPDU */
594 send_delba23a(padapter, 0, psta->hwaddr);/* recipient */
595
596 /* TX AMPDU */
597 send_delba23a(padapter, 1, psta->hwaddr);/* originator */
598 phtpriv_sta->agg_enable_bitmap = 0x0;/* reset */
599 phtpriv_sta->candidate_tid_bitmap = 0x0;/* reset */
600
601 /* todo: init other variables */
602
7e6646d5 603 memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
5e93f352
LF		 604
605 spin_lock_bh(&psta->lock);
606 psta->state |= _FW_LINKED;
607 spin_unlock_bh(&psta->lock);
608}
609
610static void update_hw_ht_param(struct rtw_adapter *padapter)
611{
612 unsigned char max_AMPDU_len;
613 unsigned char min_MPDU_spacing;
614 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
615 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
616
617 DBG_8723A("%s\n", __func__);
618
619 /* handle A-MPDU parameter field */
620 /*
621 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
622 AMPDU_para [4:2]:Min MPDU Start Spacing
623 */
65be27da
JS		 624 max_AMPDU_len = pmlmeinfo->ht_cap.ampdu_params_info &
625 IEEE80211_HT_AMPDU_PARM_FACTOR;
5e93f352 626
65be27da
JS		 627 min_MPDU_spacing = (pmlmeinfo->ht_cap.ampdu_params_info &
628 IEEE80211_HT_AMPDU_PARM_DENSITY) >> 2;
5e93f352 629
dce610a7
JS		 630 rtl8723a_set_ampdu_min_space(padapter, min_MPDU_spacing);
631 rtl8723a_set_ampdu_factor(padapter, max_AMPDU_len);
5e93f352
LF		 632
633 /* Config SM Power Save setting */
65be27da
JS		 634 pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->ht_cap.cap_info) &
635 IEEE80211_HT_CAP_SM_PS) >> 2;
5e93f352
LF		 636 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
637 DBG_8723A("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
638}
639
640static void start_bss_network(struct rtw_adapter *padapter, u8 *pbuf)
641{
731f9da7 642 const u8 *p;
5e93f352
LF		 643 u8 val8, cur_channel, cur_bwmode, cur_ch_offset;
644 u16 bcn_interval;
645 u32 acparm;
5e93f352
LF		 646 struct registry_priv *pregpriv = &padapter->registrypriv;
647 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
4e66cf09 648 struct security_priv *psecuritypriv = &padapter->securitypriv;
52017955 649 struct wlan_bssid_ex *pnetwork = &pmlmepriv->cur_network.network;
5e93f352
LF		 650 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
651 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
652 struct wlan_bssid_ex *pnetwork_mlmeext = &pmlmeinfo->network;
4dc5f8ba 653 struct ieee80211_ht_operation *pht_info = NULL;
5e93f352 654
143ced27 655 bcn_interval = (u16)pnetwork->beacon_interval;
37cb982c 656 cur_channel = pnetwork->DSConfig;
5e93f352
LF		 657 cur_bwmode = HT_CHANNEL_WIDTH_20;;
658 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
659
660 /* check if there is wps ie, */
661 /* if there is wpsie in beacon, the hostapd will update beacon twice when stating hostapd, */
662 /* and at first time the security ie (RSN/WPA IE) will not include in beacon. */
715a8a74
JS		 663 if (NULL == cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
664 WLAN_OUI_TYPE_MICROSOFT_WPS,
1de65ccb
JS		 665 pnetwork->IEs,
666 pnetwork->IELength))
5e93f352
LF		 667 pmlmeext->bstart_bss = true;
668
669 /* todo: update wmm, ht cap */
670 /* pmlmeinfo->WMM_enable; */
671 /* pmlmeinfo->HT_enable; */
bd8ad4a5 672 if (pmlmepriv->qos_option)
5e93f352
LF		 673 pmlmeinfo->WMM_enable = true;
674 if (pmlmepriv->htpriv.ht_option) {
675 pmlmeinfo->WMM_enable = true;
676 pmlmeinfo->HT_enable = true;
677
678 update_hw_ht_param(padapter);
679 }
680
681 if (pmlmepriv->cur_network.join_res != true) {
682 /* setting only at first time */
683 /* WEP Key will be set before this function, do not clear CAM. */
9e3d6df2
JS		 684 if (psecuritypriv->dot11PrivacyAlgrthm !=
685 WLAN_CIPHER_SUITE_WEP40 &&
686 psecuritypriv->dot11PrivacyAlgrthm !=
687 WLAN_CIPHER_SUITE_WEP104)
5e93f352
LF		 688 flush_all_cam_entry23a(padapter); /* clear CAM */
689 }
690
691 /* set MSR to AP_Mode */
6ec26273 692 rtl8723a_set_media_status(padapter, MSR_AP);
5e93f352
LF		 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 */
c164bcff 728
68e6c796
JS		 729 p = cfg80211_find_ie(WLAN_EID_HT_OPERATION, pnetwork->IEs,
730 pnetwork->IELength);
731f9da7 731 if (p && p[1]) {
4dc5f8ba 732 pht_info = (struct ieee80211_ht_operation *)(p + 2);
731f9da7 733
4dc5f8ba
JS		 734 if (pregpriv->cbw40_enable && pht_info->ht_param &
735 IEEE80211_HT_PARAM_CHAN_WIDTH_ANY) {
5e93f352
LF		 736 /* switch to the 40M Hz mode */
737 cur_bwmode = HT_CHANNEL_WIDTH_40;
4dc5f8ba
JS		 738 switch (pht_info->ht_param &
739 IEEE80211_HT_PARAM_CHA_SEC_OFFSET) {
740 case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
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;
4dc5f8ba 745 case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
5e93f352
LF		 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
96b0a5ba 768 /* update capability after cur_wireless_mode updated */
a94e12b1 769 update_capinfo23a(padapter, pnetwork->capability);
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
fb5fd46d
JS		 786int rtw_check_beacon_data23a(struct rtw_adapter *padapter,
787 struct ieee80211_mgmt *mgmt, 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;
51a26d26 794 u16 ht_cap = false;
5e93f352
LF		 795 uint ie_len = 0;
796 int group_cipher, pairwise_cipher;
797 u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
798 int supportRateNum = 0;
5e93f352
LF		 799 u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
800 struct registry_priv *pregistrypriv = &padapter->registrypriv;
801 struct security_priv *psecuritypriv = &padapter->securitypriv;
802 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
803 struct wlan_bssid_ex *pbss_network = &pmlmepriv->cur_network.network;
804 u8 *ie = pbss_network->IEs;
1de65ccb
JS		 805 u8 *pbuf = mgmt->u.beacon.variable;
806 len -= offsetof(struct ieee80211_mgmt, u.beacon.variable);
5e93f352
LF		 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
efc7144f
JS		 832 if (pbss_network->ifmode != NL80211_IFTYPE_AP &&
833 pbss_network->ifmode != NL80211_IFTYPE_P2P_GO)
5e93f352
LF		 834 return _FAIL;
835
836 pbss_network->Rssi = 0;
837
838 memcpy(pbss_network->MacAddress, myid(&padapter->eeprompriv), ETH_ALEN);
839
5e93f352 840 /* SSID */
1de65ccb 841 p = rtw_get_ie23a(ie, WLAN_EID_SSID, &ie_len, pbss_network->IELength);
5e93f352
LF		 842 if (p && ie_len > 0) {
843 memset(&pbss_network->Ssid, 0, sizeof(struct cfg80211_ssid));
844 memcpy(pbss_network->Ssid.ssid, (p + 2), ie_len);
845 pbss_network->Ssid.ssid_len = ie_len;
846 }
847
96b0a5ba 848 /* channel */
5e93f352 849 channel = 0;
1de65ccb
JS		 850 p = rtw_get_ie23a(ie, WLAN_EID_DS_PARAMS, &ie_len,
851 pbss_network->IELength);
5e93f352
LF		 852 if (p && ie_len > 0)
853 channel = *(p + 2);
854
37cb982c 855 pbss_network->DSConfig = channel;
5e93f352
LF		 856
857 memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
858 /* get supported rates */
1de65ccb
JS		 859 p = rtw_get_ie23a(ie, WLAN_EID_SUPP_RATES, &ie_len,
860 pbss_network->IELength);
5e93f352
LF		 861 if (p) {
862 memcpy(supportRate, p+2, ie_len);
863 supportRateNum = ie_len;
864 }
865
866 /* get ext_supported rates */
1de65ccb
JS		 867 p = rtw_get_ie23a(ie, WLAN_EID_EXT_SUPP_RATES,
868 &ie_len, pbss_network->IELength);
5e93f352
LF		 869 if (p) {
870 memcpy(supportRate+supportRateNum, p+2, ie_len);
871 supportRateNum += ie_len;
872 }
873
874 network_type = rtw_check_network_type23a(supportRate,
875 supportRateNum, channel);
876
877 rtw_set_supported_rate23a(pbss_network->SupportedRates, network_type);
878
879 /* parsing ERP_IE */
1de65ccb
JS		 880 p = rtw_get_ie23a(ie, WLAN_EID_ERP_INFO, &ie_len,
881 pbss_network->IELength);
5e93f352 882 if (p && ie_len > 0)
b171da3c 883 ERP_IE_handler23a(padapter, p);
5e93f352
LF		 884
885 /* update privacy/security */
51a26d26 886 if (pbss_network->capability & BIT(4))
5e93f352
LF		 887 pbss_network->Privacy = 1;
888 else
889 pbss_network->Privacy = 0;
890
891 psecuritypriv->wpa_psk = 0;
892
893 /* wpa2 */
894 group_cipher = 0; pairwise_cipher = 0;
9e3d6df2
JS		 895 psecuritypriv->wpa2_group_cipher = 0;
896 psecuritypriv->wpa2_pairwise_cipher = 0;
1de65ccb
JS		 897 p = rtw_get_ie23a(ie, WLAN_EID_RSN, &ie_len,
898 pbss_network->IELength);
5e93f352
LF		 899 if (p && ie_len > 0) {
900 if (rtw_parse_wpa2_ie23a(p, ie_len+2, &group_cipher,
901 &pairwise_cipher, NULL) == _SUCCESS) {
902 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
903
904 psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
905 psecuritypriv->wpa_psk |= BIT(1);
906
907 psecuritypriv->wpa2_group_cipher = group_cipher;
908 psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
909 }
910 }
911
912 /* wpa */
913 ie_len = 0;
914 group_cipher = 0;
915 pairwise_cipher = 0;
9e3d6df2
JS		 916 psecuritypriv->wpa_group_cipher = 0;
917 psecuritypriv->wpa_pairwise_cipher = 0;
1de65ccb 918 for (p = ie; ;p += (ie_len + 2)) {
9300c94b 919 p = rtw_get_ie23a(p, WLAN_EID_VENDOR_SPECIFIC, &ie_len,
1de65ccb 920 pbss_network->IELength - (ie_len + 2));
819d1815 921 if ((p) && (!memcmp(p+2, RTW_WPA_OUI23A_TYPE, 4))) {
5e93f352
LF		 922 if (rtw_parse_wpa_ie23a(p, ie_len+2, &group_cipher,
923 &pairwise_cipher, NULL) == _SUCCESS) {
924 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
925
926 /* psk, todo:802.1x */
927 psecuritypriv->dot8021xalg = 1;
928
929 psecuritypriv->wpa_psk |= BIT(0);
930
931 psecuritypriv->wpa_group_cipher = group_cipher;
932 psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
933 }
934 break;
935 }
936
937 if ((p == NULL) || (ie_len == 0))
938 break;
939 }
940
941 /* wmm */
942 ie_len = 0;
bd8ad4a5 943 pmlmepriv->qos_option = 0;
5e93f352 944 if (pregistrypriv->wmm_enable) {
1de65ccb 945 for (p = ie; ;p += (ie_len + 2)) {
9300c94b 946 p = rtw_get_ie23a(p, WLAN_EID_VENDOR_SPECIFIC, &ie_len,
5e93f352 947 (pbss_network->IELength -
1de65ccb 948 (ie_len + 2)));
5e93f352 949 if ((p) && !memcmp(p+2, WMM_PARA_IE, 6)) {
bd8ad4a5 950 pmlmepriv->qos_option = 1;
5e93f352
LF		 951
952 *(p+8) |= BIT(7);/* QoS Info, support U-APSD */
953
954 /* disable all ACM bits since the WMM admission
955 * control is not supported
956 */
957 *(p + 10) &= ~BIT(4); /* BE */
958 *(p + 14) &= ~BIT(4); /* BK */
959 *(p + 18) &= ~BIT(4); /* VI */
960 *(p + 22) &= ~BIT(4); /* VO */
961 break;
962 }
963 if ((p == NULL) || (ie_len == 0))
964 break;
965 }
966 }
967 /* parsing HT_CAP_IE */
1de65ccb
JS		 968 p = rtw_get_ie23a(ie, WLAN_EID_HT_CAPABILITY, &ie_len,
969 pbss_network->IELength);
5e93f352
LF		 970 if (p && ie_len > 0) {
971 u8 rf_type;
972
973 struct ieee80211_ht_cap *pht_cap = (struct ieee80211_ht_cap *)(p+2);
974
975 pHT_caps_ie = p;
976
977 ht_cap = true;
978 network_type |= WIRELESS_11_24N;
979
c2370e83 980 rf_type = rtl8723a_get_rf_type(padapter);
5e93f352
LF		 981
982 if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
983 (psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP))
984 pht_cap->ampdu_params_info |= (IEEE80211_HT_AMPDU_PARM_DENSITY & (0x07<<2));
985 else
986 pht_cap->ampdu_params_info |= (IEEE80211_HT_AMPDU_PARM_DENSITY&0x00);
987
988 /* set Max Rx AMPDU size to 64K */
989 pht_cap->ampdu_params_info |= (IEEE80211_HT_AMPDU_PARM_FACTOR & 0x03);
990
991 if (rf_type == RF_1T1R) {
992 pht_cap->mcs.rx_mask[0] = 0xff;
993 pht_cap->mcs.rx_mask[1] = 0x0;
994 }
995
996 memcpy(&pmlmepriv->htpriv.ht_cap, p+2, ie_len);
997 }
998
999 /* parsing HT_INFO_IE */
1de65ccb
JS		 1000 p = rtw_get_ie23a(ie, WLAN_EID_HT_OPERATION, &ie_len,
1001 pbss_network->IELength);
5e93f352
LF		 1002 if (p && ie_len > 0)
1003 pHT_info_ie = p;
1004
5e93f352
LF		 1005 pmlmepriv->cur_network.network_type = network_type;
1006
1007 pmlmepriv->htpriv.ht_option = false;
1008
1009 /* ht_cap */
1010 if (pregistrypriv->ht_enable && ht_cap) {
1011 pmlmepriv->htpriv.ht_option = true;
bd8ad4a5 1012 pmlmepriv->qos_option = 1;
5e93f352
LF		 1013
1014 if (pregistrypriv->ampdu_enable == 1)
1015 pmlmepriv->htpriv.ampdu_enable = true;
1016
b171da3c 1017 HT_caps_handler23a(padapter, pHT_caps_ie);
5e93f352 1018
b171da3c 1019 HT_info_handler23a(padapter, pHT_info_ie);
5e93f352
LF		 1020 }
1021
52017955 1022 pbss_network->Length = get_wlan_bssid_ex_sz(pbss_network);
5e93f352
LF		 1023
1024 /* issue beacon to start bss network */
7e6646d5 1025 start_bss_network(padapter, (u8 *)pbss_network);
5e93f352
LF		 1026
1027 /* alloc sta_info for ap itself */
1028 psta = rtw_get_stainfo23a(&padapter->stapriv, pbss_network->MacAddress);
1029 if (!psta) {
6e8bc71d
JS		 1030 psta = rtw_alloc_stainfo23a(&padapter->stapriv,
1031 pbss_network->MacAddress,
1032 GFP_KERNEL);
5e93f352
LF		 1033 if (!psta)
1034 return _FAIL;
1035 }
1036 /* fix bug of flush_cam_entry at STOP AP mode */
1037 psta->state |= WIFI_AP_STATE;
1038 rtw_indicate_connect23a(padapter);
1039
1040 /* for check if already set beacon */
1041 pmlmepriv->cur_network.join_res = true;
1042
1043 return ret;
1044}
1045
1046void rtw_set_macaddr_acl23a(struct rtw_adapter *padapter, int mode)
1047{
1048 struct sta_priv *pstapriv = &padapter->stapriv;
1049 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1050
1051 DBG_8723A("%s, mode =%d\n", __func__, mode);
1052
1053 pacl_list->mode = mode;
1054}
1055
1056int rtw_acl_add_sta23a(struct rtw_adapter *padapter, u8 *addr)
1057{
1058 struct list_head *plist, *phead;
1059 u8 added = false;
1060 int i, ret = 0;
1061 struct rtw_wlan_acl_node *paclnode;
1062 struct sta_priv *pstapriv = &padapter->stapriv;
1063 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1064 struct rtw_queue *pacl_node_q = &pacl_list->acl_node_q;
1065
1066 DBG_8723A("%s(acl_num =%d) =" MAC_FMT "\n", __func__, pacl_list->num, MAC_ARG(addr));
1067
1068 if ((NUM_ACL-1) < pacl_list->num)
1069 return -1;
1070
1071 spin_lock_bh(&pacl_node_q->lock);
1072
1073 phead = get_list_head(pacl_node_q);
1074
1075 list_for_each(plist, phead) {
1076 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1077
1078 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
1079 if (paclnode->valid == true) {
1080 added = true;
1081 DBG_8723A("%s, sta has been added\n", __func__);
1082 break;
1083 }
1084 }
1085 }
1086
1087 spin_unlock_bh(&pacl_node_q->lock);
1088
1089 if (added)
1090 return ret;
1091
1092 spin_lock_bh(&pacl_node_q->lock);
1093
1094 for (i = 0; i < NUM_ACL; i++) {
1095 paclnode = &pacl_list->aclnode[i];
1096
1097 if (!paclnode->valid) {
1098 INIT_LIST_HEAD(&paclnode->list);
1099
1100 memcpy(paclnode->addr, addr, ETH_ALEN);
1101
1102 paclnode->valid = true;
1103
1104 list_add_tail(&paclnode->list, get_list_head(pacl_node_q));
1105
1106 pacl_list->num++;
1107
1108 break;
1109 }
1110 }
1111
1112 DBG_8723A("%s, acl_num =%d\n", __func__, pacl_list->num);
1113
1114 spin_unlock_bh(&pacl_node_q->lock);
1115 return ret;
1116}
1117
1118int rtw_acl_remove_sta23a(struct rtw_adapter *padapter, u8 *addr)
1119{
1120 struct list_head *plist, *phead, *ptmp;
1121 struct rtw_wlan_acl_node *paclnode;
1122 struct sta_priv *pstapriv = &padapter->stapriv;
1123 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1124 struct rtw_queue *pacl_node_q = &pacl_list->acl_node_q;
1125 int ret = 0;
1126
1127 DBG_8723A("%s(acl_num =%d) = %pM\n", __func__, pacl_list->num, addr);
1128
1129 spin_lock_bh(&pacl_node_q->lock);
1130
1131 phead = get_list_head(pacl_node_q);
1132
1133 list_for_each_safe(plist, ptmp, phead) {
1134 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1135
1136 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
1137 if (paclnode->valid) {
1138 paclnode->valid = false;
1139
1140 list_del_init(&paclnode->list);
1141
1142 pacl_list->num--;
1143 }
1144 }
1145 }
1146
1147 spin_unlock_bh(&pacl_node_q->lock);
1148
1149 DBG_8723A("%s, acl_num =%d\n", __func__, pacl_list->num);
1150
1151 return ret;
1152}
1153
1154static void update_bcn_fixed_ie(struct rtw_adapter *padapter)
1155{
1156 DBG_8723A("%s\n", __func__);
1157}
1158
1159static void update_bcn_erpinfo_ie(struct rtw_adapter *padapter)
1160{
1161 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1162 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1163 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1164 struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
1165 unsigned char *p, *ie = pnetwork->IEs;
1166 u32 len = 0;
1167
1168 DBG_8723A("%s, ERP_enable =%d\n", __func__, pmlmeinfo->ERP_enable);
1169
1170 if (!pmlmeinfo->ERP_enable)
1171 return;
1172
1173 /* parsing ERP_IE */
1de65ccb 1174 p = rtw_get_ie23a(ie, WLAN_EID_ERP_INFO, &len, pnetwork->IELength);
b171da3c 1175 if (p && len > 0) {
5e93f352 1176 if (pmlmepriv->num_sta_non_erp == 1)
b171da3c 1177 p[2] |= WLAN_ERP_NON_ERP_PRESENT |
5e93f352
LF		 1178 WLAN_ERP_USE_PROTECTION;
1179 else
b171da3c
JS		 1180 p[2] &= ~(WLAN_ERP_NON_ERP_PRESENT |
1181 WLAN_ERP_USE_PROTECTION);
5e93f352
LF		 1182
1183 if (pmlmepriv->num_sta_no_short_preamble > 0)
b171da3c 1184 p[2] |= WLAN_ERP_BARKER_PREAMBLE;
5e93f352 1185 else
b171da3c 1186 p[2] &= ~(WLAN_ERP_BARKER_PREAMBLE);
5e93f352 1187
b171da3c 1188 ERP_IE_handler23a(padapter, p);
5e93f352
LF		 1189 }
1190}
1191
1192static void update_bcn_htcap_ie(struct rtw_adapter *padapter)
1193{
1194 DBG_8723A("%s\n", __func__);
1195}
1196
1197static void update_bcn_htinfo_ie(struct rtw_adapter *padapter)
1198{
1199 DBG_8723A("%s\n", __func__);
1200}
1201
1202static void update_bcn_rsn_ie(struct rtw_adapter *padapter)
1203{
1204 DBG_8723A("%s\n", __func__);
1205}
1206
1207static void update_bcn_wpa_ie(struct rtw_adapter *padapter)
1208{
1209 DBG_8723A("%s\n", __func__);
1210}
1211
1212static void update_bcn_wmm_ie(struct rtw_adapter *padapter)
1213{
1214 DBG_8723A("%s\n", __func__);
1215}
1216
1217static void update_bcn_wps_ie(struct rtw_adapter *padapter)
1218{
5e93f352
LF		 1219 DBG_8723A("%s\n", __func__);
1220
2331ef89 1221 return;
5e93f352
LF		 1222}
1223
1224static void update_bcn_p2p_ie(struct rtw_adapter *padapter)
1225{
1226}
1227
1228static void update_bcn_vendor_spec_ie(struct rtw_adapter *padapter, u8*oui)
1229{
1230 DBG_8723A("%s\n", __func__);
1231
7964eba0 1232 if (!memcmp(RTW_WPA_OUI23A_TYPE, oui, 4))
5e93f352 1233 update_bcn_wpa_ie(padapter);
5e93f352 1234 else if (!memcmp(WMM_OUI23A, oui, 4))
5e93f352 1235 update_bcn_wmm_ie(padapter);
5e93f352 1236 else if (!memcmp(WPS_OUI23A, oui, 4))
5e93f352 1237 update_bcn_wps_ie(padapter);
5e93f352 1238 else if (!memcmp(P2P_OUI23A, oui, 4))
5e93f352 1239 update_bcn_p2p_ie(padapter);
5e93f352 1240 else
5e93f352 1241 DBG_8723A("unknown OUI type!\n");
5e93f352
LF		 1242}
1243
1244void update_beacon23a(struct rtw_adapter *padapter, u8 ie_id, u8 *oui, u8 tx)
1245{
1246 struct mlme_priv *pmlmepriv;
1247 struct mlme_ext_priv *pmlmeext;
1248 /* struct mlme_ext_info *pmlmeinfo; */
1249
1250 /* DBG_8723A("%s\n", __func__); */
1251
1252 if (!padapter)
1253 return;
1254
1255 pmlmepriv = &padapter->mlmepriv;
1256 pmlmeext = &padapter->mlmeextpriv;
1257 /* pmlmeinfo = &pmlmeext->mlmext_info; */
1258
1259 if (false == pmlmeext->bstart_bss)
1260 return;
1261
1262 spin_lock_bh(&pmlmepriv->bcn_update_lock);
1263
1264 switch (ie_id)
1265 {
b54e8804
JS		 1266 case 0xFF:
1267 /* 8: TimeStamp, 2: Beacon Interval 2:Capability */
1268 update_bcn_fixed_ie(padapter);
1269 break;
5e93f352 1270
af2cb2c2 1271 case WLAN_EID_TIM:
b54e8804
JS		 1272 update_BCNTIM(padapter);
1273 break;
5e93f352 1274
af2cb2c2 1275 case WLAN_EID_ERP_INFO:
b54e8804
JS		 1276 update_bcn_erpinfo_ie(padapter);
1277 break;
5e93f352 1278
af2cb2c2 1279 case WLAN_EID_HT_CAPABILITY:
b54e8804
JS		 1280 update_bcn_htcap_ie(padapter);
1281 break;
5e93f352 1282
af2cb2c2 1283 case WLAN_EID_RSN:
b54e8804
JS		 1284 update_bcn_rsn_ie(padapter);
1285 break;
5e93f352 1286
af2cb2c2 1287 case WLAN_EID_HT_OPERATION:
b54e8804
JS		 1288 update_bcn_htinfo_ie(padapter);
1289 break;
5e93f352 1290
9300c94b 1291 case WLAN_EID_VENDOR_SPECIFIC:
b54e8804
JS		 1292 update_bcn_vendor_spec_ie(padapter, oui);
1293 break;
5e93f352 1294
b54e8804
JS		 1295 default:
1296 break;
5e93f352
LF		 1297 }
1298
1299 pmlmepriv->update_bcn = true;
1300
1301 spin_unlock_bh(&pmlmepriv->bcn_update_lock);
1302
1303 if (tx)
1304 set_tx_beacon_cmd23a(padapter);
1305}
1306
1307/*
1308op_mode
96b0a5ba 1309Set to 0 (HT pure) under the following conditions
5e93f352
LF		 1310 - all STAs in the BSS are 20/40 MHz HT in 20/40 MHz BSS or
1311 - all STAs in the BSS are 20 MHz HT in 20 MHz BSS
1312Set to 1 (HT non-member protection) if there may be non-HT STAs
1313 in both the primary and the secondary channel
1314Set to 2 if only HT STAs are associated in BSS,
1315 however and at least one 20 MHz HT STA is associated
1316Set to 3 (HT mixed mode) when one or more non-HT STAs are associated
1317 (currently non-GF HT station is considered as non-HT STA also)
1318*/
1319static int rtw_ht_operation_update(struct rtw_adapter *padapter)
1320{
1321 u16 cur_op_mode, new_op_mode;
1322 int op_mode_changes = 0;
1323 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1324 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
1325
6a5f657d 1326 if (pmlmepriv->htpriv.ht_option)
5e93f352
LF		 1327 return 0;
1328
1329 /* if (!iface->conf->ieee80211n || iface->conf->ht_op_mode_fixed) */
1330 /* return 0; */
1331
1332 DBG_8723A("%s current operation mode = 0x%X\n",
1333 __func__, pmlmepriv->ht_op_mode);
1334
2c50c7cb 1335 if (!(pmlmepriv->ht_op_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT)
5e93f352
LF		 1336 && pmlmepriv->num_sta_ht_no_gf) {
1337 pmlmepriv->ht_op_mode |=
2c50c7cb 1338 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT;
5e93f352
LF		 1339 op_mode_changes++;
1340 } else if ((pmlmepriv->ht_op_mode &
2c50c7cb 1341 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT) &&
5e93f352
LF		 1342 pmlmepriv->num_sta_ht_no_gf == 0) {
1343 pmlmepriv->ht_op_mode &=
2c50c7cb 1344 ~IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT;
5e93f352
LF		 1345 op_mode_changes++;
1346 }
1347
2c50c7cb 1348 if (!(pmlmepriv->ht_op_mode & IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT) &&
5e93f352 1349 (pmlmepriv->num_sta_no_ht || pmlmepriv->olbc_ht)) {
2c50c7cb 1350 pmlmepriv->ht_op_mode |= IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT;
5e93f352
LF		 1351 op_mode_changes++;
1352 } else if ((pmlmepriv->ht_op_mode &
2c50c7cb 1353 IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT) &&
5e93f352
LF		 1354 (pmlmepriv->num_sta_no_ht == 0 && !pmlmepriv->olbc_ht)) {
1355 pmlmepriv->ht_op_mode &=
2c50c7cb 1356 ~IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT;
5e93f352
LF		 1357 op_mode_changes++;
1358 }
1359
1360 /* Note: currently we switch to the MIXED op mode if HT non-greenfield
1361 * station is associated. Probably it's a theoretical case, since
1362 * it looks like all known HT STAs support greenfield.
1363 */
5e93f352 1364 if (pmlmepriv->num_sta_no_ht ||
2c50c7cb 1365 (pmlmepriv->ht_op_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT))
c3899287 1366 new_op_mode = IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED;
a96ae6f4
LF		 1367 else if ((le16_to_cpu(phtpriv_ap->ht_cap.cap_info) &
1368 IEEE80211_HT_CAP_SUP_WIDTH_20_40) &&
1369 pmlmepriv->num_sta_ht_20mhz)
c3899287 1370 new_op_mode = IEEE80211_HT_OP_MODE_PROTECTION_20MHZ;
5e93f352 1371 else if (pmlmepriv->olbc_ht)
c3899287 1372 new_op_mode = IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER;
5e93f352 1373 else
c3899287 1374 new_op_mode = IEEE80211_HT_OP_MODE_PROTECTION_NONE;
5e93f352 1375
2c50c7cb 1376 cur_op_mode = pmlmepriv->ht_op_mode & IEEE80211_HT_OP_MODE_PROTECTION;
5e93f352 1377 if (cur_op_mode != new_op_mode) {
2c50c7cb 1378 pmlmepriv->ht_op_mode &= ~IEEE80211_HT_OP_MODE_PROTECTION;
5e93f352
LF		 1379 pmlmepriv->ht_op_mode |= new_op_mode;
1380 op_mode_changes++;
1381 }
1382
1383 DBG_8723A("%s new operation mode = 0x%X changes =%d\n",
1384 __func__, pmlmepriv->ht_op_mode, op_mode_changes);
1385
1386 return op_mode_changes;
1387}
1388
1389void associated_clients_update23a(struct rtw_adapter *padapter, u8 updated)
1390{
96b0a5ba 1391 /* update associated stations cap. */
5e93f352
LF		 1392 if (updated == true)
1393 {
1394 struct list_head *phead, *plist, *ptmp;
1395 struct sta_info *psta;
1396 struct sta_priv *pstapriv = &padapter->stapriv;
1397
1398 spin_lock_bh(&pstapriv->asoc_list_lock);
1399
1400 phead = &pstapriv->asoc_list;
1401
1402 list_for_each_safe(plist, ptmp, phead) {
1403 psta = container_of(plist, struct sta_info, asoc_list);
1404
1405 VCS_update23a(padapter, psta);
1406 }
1407
1408 spin_unlock_bh(&pstapriv->asoc_list_lock);
1409 }
1410}
1411
1412/* called > TSR LEVEL for USB or SDIO Interface*/
1413void bss_cap_update_on_sta_join23a(struct rtw_adapter *padapter, struct sta_info *psta)
1414{
1415 u8 beacon_updated = false;
1416 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1417 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1418
1419 if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE))
1420 {
1421 if (!psta->no_short_preamble_set)
1422 {
1423 psta->no_short_preamble_set = 1;
1424
1425 pmlmepriv->num_sta_no_short_preamble++;
1426
1427 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1428 (pmlmepriv->num_sta_no_short_preamble == 1))
1429 {
1430 beacon_updated = true;
1431 update_beacon23a(padapter, 0xFF, NULL, true);
1432 }
1433
1434 }
1435 }
1436 else
1437 {
1438 if (psta->no_short_preamble_set)
1439 {
1440 psta->no_short_preamble_set = 0;
1441
1442 pmlmepriv->num_sta_no_short_preamble--;
1443
1444 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1445 (pmlmepriv->num_sta_no_short_preamble == 0))
1446 {
1447 beacon_updated = true;
1448 update_beacon23a(padapter, 0xFF, NULL, true);
1449 }
1450
1451 }
1452 }
1453
1454 if (psta->flags & WLAN_STA_NONERP)
1455 {
1456 if (!psta->nonerp_set)
1457 {
1458 psta->nonerp_set = 1;
1459
1460 pmlmepriv->num_sta_non_erp++;
1461
1462 if (pmlmepriv->num_sta_non_erp == 1)
1463 {
1464 beacon_updated = true;
af2cb2c2 1465 update_beacon23a(padapter, WLAN_EID_ERP_INFO, NULL, true);
5e93f352
LF		 1466 }
1467 }
1468
1469 }
1470 else
1471 {
1472 if (psta->nonerp_set)
1473 {
1474 psta->nonerp_set = 0;
1475
1476 pmlmepriv->num_sta_non_erp--;
1477
1478 if (pmlmepriv->num_sta_non_erp == 0)
1479 {
1480 beacon_updated = true;
af2cb2c2 1481 update_beacon23a(padapter, WLAN_EID_ERP_INFO, NULL, true);
5e93f352
LF		 1482 }
1483 }
1484
1485 }
1486
1487 if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT_TIME))
1488 {
1489 if (!psta->no_short_slot_time_set)
1490 {
1491 psta->no_short_slot_time_set = 1;
1492
1493 pmlmepriv->num_sta_no_short_slot_time++;
1494
1495 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1496 (pmlmepriv->num_sta_no_short_slot_time == 1))
1497 {
1498 beacon_updated = true;
1499 update_beacon23a(padapter, 0xFF, NULL, true);
1500 }
1501
1502 }
1503 }
1504 else
1505 {
1506 if (psta->no_short_slot_time_set)
1507 {
1508 psta->no_short_slot_time_set = 0;
1509
1510 pmlmepriv->num_sta_no_short_slot_time--;
1511
1512 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1513 (pmlmepriv->num_sta_no_short_slot_time == 0))
1514 {
1515 beacon_updated = true;
1516 update_beacon23a(padapter, 0xFF, NULL, true);
1517 }
1518 }
1519 }
1520
1521 if (psta->flags & WLAN_STA_HT)
1522 {
1523 u16 ht_capab = le16_to_cpu(psta->htpriv.ht_cap.cap_info);
1524
1525 DBG_8723A("HT: STA " MAC_FMT " HT Capabilities "
1526 "Info: 0x%04x\n", MAC_ARG(psta->hwaddr), ht_capab);
1527
1528 if (psta->no_ht_set) {
1529 psta->no_ht_set = 0;
1530 pmlmepriv->num_sta_no_ht--;
1531 }
1532
1533 if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
1534 if (!psta->no_ht_gf_set) {
1535 psta->no_ht_gf_set = 1;
1536 pmlmepriv->num_sta_ht_no_gf++;
1537 }
1538 DBG_8723A("%s STA " MAC_FMT " - no "
1539 "greenfield, num of non-gf stations %d\n",
1540 __func__, MAC_ARG(psta->hwaddr),
1541 pmlmepriv->num_sta_ht_no_gf);
1542 }
1543
1544 if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH_20_40) == 0) {
1545 if (!psta->ht_20mhz_set) {
1546 psta->ht_20mhz_set = 1;
1547 pmlmepriv->num_sta_ht_20mhz++;
1548 }
1549 DBG_8723A("%s STA " MAC_FMT " - 20 MHz HT, "
1550 "num of 20MHz HT STAs %d\n",
1551 __func__, MAC_ARG(psta->hwaddr),
1552 pmlmepriv->num_sta_ht_20mhz);
1553 }
1554
1555 }
1556 else
1557 {
1558 if (!psta->no_ht_set) {
1559 psta->no_ht_set = 1;
1560 pmlmepriv->num_sta_no_ht++;
1561 }
6a5f657d 1562 if (pmlmepriv->htpriv.ht_option) {
5e93f352
LF		 1563 DBG_8723A("%s STA " MAC_FMT
1564 " - no HT, num of non-HT stations %d\n",
1565 __func__, MAC_ARG(psta->hwaddr),
1566 pmlmepriv->num_sta_no_ht);
1567 }
1568 }
1569
1570 if (rtw_ht_operation_update(padapter) > 0)
1571 {
af2cb2c2
JS		 1572 update_beacon23a(padapter, WLAN_EID_HT_CAPABILITY, NULL, false);
1573 update_beacon23a(padapter, WLAN_EID_HT_OPERATION, NULL, true);
5e93f352
LF		 1574 }
1575
96b0a5ba 1576 /* update associated stations cap. */
5e93f352
LF		 1577 associated_clients_update23a(padapter, beacon_updated);
1578
1579 DBG_8723A("%s, updated =%d\n", __func__, beacon_updated);
1580}
1581
1582u8 bss_cap_update_on_sta_leave23a(struct rtw_adapter *padapter, struct sta_info *psta)
1583{
1584 u8 beacon_updated = false;
1585 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1586 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1587
1588 if (!psta)
1589 return beacon_updated;
1590
1591 if (psta->no_short_preamble_set) {
1592 psta->no_short_preamble_set = 0;
1593 pmlmepriv->num_sta_no_short_preamble--;
1594 if (pmlmeext->cur_wireless_mode > WIRELESS_11B
1595 && pmlmepriv->num_sta_no_short_preamble == 0)
1596 {
1597 beacon_updated = true;
1598 update_beacon23a(padapter, 0xFF, NULL, true);
1599 }
1600 }
1601
1602 if (psta->nonerp_set) {
1603 psta->nonerp_set = 0;
1604 pmlmepriv->num_sta_non_erp--;
1605 if (pmlmepriv->num_sta_non_erp == 0)
1606 {
1607 beacon_updated = true;
af2cb2c2
JS		 1608 update_beacon23a(padapter, WLAN_EID_ERP_INFO,
1609 NULL, true);
5e93f352
LF		 1610 }
1611 }
1612
1613 if (psta->no_short_slot_time_set) {
1614 psta->no_short_slot_time_set = 0;
1615 pmlmepriv->num_sta_no_short_slot_time--;
1616 if (pmlmeext->cur_wireless_mode > WIRELESS_11B
1617 && pmlmepriv->num_sta_no_short_slot_time == 0)
1618 {
1619 beacon_updated = true;
1620 update_beacon23a(padapter, 0xFF, NULL, true);
1621 }
1622 }
1623
1624 if (psta->no_ht_gf_set) {
1625 psta->no_ht_gf_set = 0;
1626 pmlmepriv->num_sta_ht_no_gf--;
1627 }
1628
1629 if (psta->no_ht_set) {
1630 psta->no_ht_set = 0;
1631 pmlmepriv->num_sta_no_ht--;
1632 }
1633
1634 if (psta->ht_20mhz_set) {
1635 psta->ht_20mhz_set = 0;
1636 pmlmepriv->num_sta_ht_20mhz--;
1637 }
1638
1639 if (rtw_ht_operation_update(padapter) > 0)
1640 {
af2cb2c2
JS		 1641 update_beacon23a(padapter, WLAN_EID_HT_CAPABILITY, NULL, false);
1642 update_beacon23a(padapter, WLAN_EID_HT_OPERATION, NULL, true);
5e93f352
LF		 1643 }
1644
96b0a5ba 1645 /* update associated stations cap. */
5e93f352
LF		 1646
1647 DBG_8723A("%s, updated =%d\n", __func__, beacon_updated);
1648
1649 return beacon_updated;
1650}
1651
1652u8 ap_free_sta23a(struct rtw_adapter *padapter, struct sta_info *psta, bool active, u16 reason)
1653{
1654 struct sta_priv *pstapriv = &padapter->stapriv;
1655 u8 beacon_updated = false;
1656
1657 if (!psta)
1658 return beacon_updated;
1659
1660 if (active == true)
1661 {
1662 /* tear down Rx AMPDU */
1663 send_delba23a(padapter, 0, psta->hwaddr);/* recipient */
1664
1665 /* tear down TX AMPDU */
1666 send_delba23a(padapter, 1, psta->hwaddr);/* originator */
1667
1668 issue_deauth23a(padapter, psta->hwaddr, reason);
1669 }
1670
1671 psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
1672 psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
1673
1674 /* report_del_sta_event23a(padapter, psta->hwaddr, reason); */
1675
1676 /* clear cam entry / key */
1677 /* clear_cam_entry23a(padapter, (psta->mac_id + 3)); */
7e6646d5
GD		 1678 rtw_clearstakey_cmd23a(padapter, (u8 *)psta, (u8)(psta->mac_id + 3),
1679 true);
5e93f352
LF		 1680
1681 spin_lock_bh(&psta->lock);
1682 psta->state &= ~_FW_LINKED;
1683 spin_unlock_bh(&psta->lock);
1684
1685 rtw_cfg80211_indicate_sta_disassoc(padapter, psta->hwaddr, reason);
1686
1687 report_del_sta_event23a(padapter, psta->hwaddr, reason);
1688
1689 beacon_updated = bss_cap_update_on_sta_leave23a(padapter, psta);
1690
1691 spin_lock_bh(&pstapriv->sta_hash_lock);
1692 rtw_free_stainfo23a(padapter, psta);
1693 spin_unlock_bh(&pstapriv->sta_hash_lock);
1694
1695 return beacon_updated;
1696}
1697
1698int rtw_ap_inform_ch_switch23a (struct rtw_adapter *padapter, u8 new_ch, u8 ch_offset)
1699{
1700 struct list_head *phead, *plist;
1701 int ret = 0;
1702 struct sta_info *psta = NULL;
1703 struct sta_priv *pstapriv = &padapter->stapriv;
1704 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1705 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1706 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1707
6ec26273 1708 if ((pmlmeinfo->state&0x03) != MSR_AP)
5e93f352
LF		 1709 return ret;
1710
a790d58e
JS		 1711 DBG_8723A("%s(%s): with ch:%u, offset:%u\n", __func__,
1712 padapter->pnetdev->name, new_ch, ch_offset);
5e93f352
LF		 1713
1714 spin_lock_bh(&pstapriv->asoc_list_lock);
1715 phead = &pstapriv->asoc_list;
1716
1717 list_for_each(plist, phead) {
1718 psta = container_of(plist, struct sta_info, asoc_list);
1719
1720 issue_action_spct_ch_switch23a (padapter, psta->hwaddr, new_ch, ch_offset);
1721 psta->expire_to = ((pstapriv->expire_to * 2) > 5) ? 5 : (pstapriv->expire_to * 2);
1722 }
1723 spin_unlock_bh(&pstapriv->asoc_list_lock);
1724
1725 issue_action_spct_ch_switch23a (padapter, bc_addr, new_ch, ch_offset);
1726
1727 return ret;
1728}
1729
1730int rtw_sta_flush23a(struct rtw_adapter *padapter)
1731{
1732 struct list_head *phead, *plist, *ptmp;
1733 int ret = 0;
1734 struct sta_info *psta;
1735 struct sta_priv *pstapriv = &padapter->stapriv;
1736 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1737 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1738 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1739 u8 chk_alive_num = 0;
6964213a 1740 struct sta_info *chk_alive_list[NUM_STA];
5e93f352
LF		 1741 int i;
1742
a790d58e 1743 DBG_8723A("%s(%s)\n", __func__, padapter->pnetdev->name);
5e93f352 1744
6ec26273 1745 if ((pmlmeinfo->state&0x03) != MSR_AP)
5e93f352
LF		 1746 return ret;
1747
1748 spin_lock_bh(&pstapriv->asoc_list_lock);
1749 phead = &pstapriv->asoc_list;
1750
1751 list_for_each_safe(plist, ptmp, phead) {
5e93f352
LF		 1752 psta = container_of(plist, struct sta_info, asoc_list);
1753
1754 /* Remove sta from asoc_list */
1755 list_del_init(&psta->asoc_list);
1756 pstapriv->asoc_list_cnt--;
1757
1758 /* Keep sta for ap_free_sta23a() beyond this asoc_list loop */
6964213a 1759 chk_alive_list[chk_alive_num++] = psta;
5e93f352
LF		 1760 }
1761 spin_unlock_bh(&pstapriv->asoc_list_lock);
1762
1763 /* For each sta in chk_alive_list, call ap_free_sta23a */
6964213a
JS		 1764 for (i = 0; i < chk_alive_num; i++)
1765 ap_free_sta23a(padapter, chk_alive_list[i], true,
1766 WLAN_REASON_DEAUTH_LEAVING);
5e93f352
LF		 1767
1768 issue_deauth23a(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
1769
1770 associated_clients_update23a(padapter, true);
1771
1772 return ret;
1773}
1774
1775/* called > TSR LEVEL for USB or SDIO Interface*/
1776void sta_info_update23a(struct rtw_adapter *padapter, struct sta_info *psta)
1777{
1778 int flags = psta->flags;
1779 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1780
1781 /* update wmm cap. */
1782 if (WLAN_STA_WME&flags)
1783 psta->qos_option = 1;
1784 else
1785 psta->qos_option = 0;
1786
bd8ad4a5 1787 if (pmlmepriv->qos_option == 0)
5e93f352
LF		 1788 psta->qos_option = 0;
1789
1790 /* update 802.11n ht cap. */
1791 if (WLAN_STA_HT&flags)
1792 {
1793 psta->htpriv.ht_option = true;
1794 psta->qos_option = 1;
1795 }
1796 else
1797 {
1798 psta->htpriv.ht_option = false;
1799 }
1800
6a5f657d 1801 if (!pmlmepriv->htpriv.ht_option)
5e93f352
LF		 1802 psta->htpriv.ht_option = false;
1803
1804 update_sta_info23a_apmode23a(padapter, psta);
1805}
1806
1807/* called >= TSR LEVEL for USB or SDIO Interface*/
1808void ap_sta_info_defer_update23a(struct rtw_adapter *padapter, struct sta_info *psta)
1809{
1810 if (psta->state & _FW_LINKED)
1811 {
1812 /* add ratid */
1813 add_RATid23a(padapter, psta, 0);/* DM_RATR_STA_INIT */
1814 }
1815}
1816
1817/* restore hw setting from sw data structures */
1818void rtw_ap_restore_network(struct rtw_adapter *padapter)
1819{
1820 struct mlme_priv *mlmepriv = &padapter->mlmepriv;
1821 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1822 struct sta_priv * pstapriv = &padapter->stapriv;
1823 struct sta_info *psta;
1824 struct security_priv *psecuritypriv = &padapter->securitypriv;
1825 struct list_head *phead, *plist, *ptmp;
1826 u8 chk_alive_num = 0;
6964213a 1827 struct sta_info *chk_alive_list[NUM_STA];
5e93f352
LF		 1828 int i;
1829
efc7144f 1830 rtw_setopmode_cmd23a(padapter, NL80211_IFTYPE_AP);
5e93f352
LF		 1831
1832 set_channel_bwmode23a(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
1833
7e6646d5 1834 start_bss_network(padapter, (u8 *)&mlmepriv->cur_network.network);
5e93f352 1835
9e3d6df2
JS		 1836 if (padapter->securitypriv.dot11PrivacyAlgrthm ==
1837 WLAN_CIPHER_SUITE_TKIP ||
1838 padapter->securitypriv.dot11PrivacyAlgrthm ==
1839 WLAN_CIPHER_SUITE_CCMP) {
5e93f352 1840 /* restore group key, WEP keys is restored in ips_leave23a() */
9e3d6df2
JS		 1841 rtw_set_key23a(padapter, psecuritypriv,
1842 psecuritypriv->dot118021XGrpKeyid, 0);
5e93f352
LF		 1843 }
1844
1845 /* per sta pairwise key and settings */
9e3d6df2
JS		 1846 if (padapter->securitypriv.dot11PrivacyAlgrthm !=
1847 WLAN_CIPHER_SUITE_TKIP &&
1848 padapter->securitypriv.dot11PrivacyAlgrthm !=
1849 WLAN_CIPHER_SUITE_CCMP) {
5e93f352
LF		 1850 return;
1851 }
1852
1853 spin_lock_bh(&pstapriv->asoc_list_lock);
1854
1855 phead = &pstapriv->asoc_list;
1856
1857 list_for_each_safe(plist, ptmp, phead) {
5e93f352
LF		 1858 psta = container_of(plist, struct sta_info, asoc_list);
1859
6964213a 1860 chk_alive_list[chk_alive_num++] = psta;
5e93f352
LF		 1861 }
1862
1863 spin_unlock_bh(&pstapriv->asoc_list_lock);
1864
1865 for (i = 0; i < chk_alive_num; i++) {
6964213a 1866 psta = chk_alive_list[i];
5e93f352 1867
6964213a 1868 if (psta->state &_FW_LINKED) {
5e93f352
LF		 1869 Update_RA_Entry23a(padapter, psta);
1870 /* pairwise key */
1871 rtw_setstakey_cmd23a(padapter, (unsigned char *)psta, true);
1872 }
1873 }
1874}
1875
1876void start_ap_mode23a(struct rtw_adapter *padapter)
1877{
1878 int i;
1879 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1880 struct sta_priv *pstapriv = &padapter->stapriv;
1881 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1882 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1883
1884 pmlmepriv->update_bcn = false;
1885
1886 /* init_mlme_ap_info23a(padapter); */
1887 pmlmeext->bstart_bss = false;
1888
1889 pmlmepriv->num_sta_non_erp = 0;
1890
1891 pmlmepriv->num_sta_no_short_slot_time = 0;
1892
1893 pmlmepriv->num_sta_no_short_preamble = 0;
1894
1895 pmlmepriv->num_sta_ht_no_gf = 0;
1896 pmlmepriv->num_sta_no_ht = 0;
1897 pmlmepriv->num_sta_ht_20mhz = 0;
1898
1899 pmlmepriv->olbc = false;
1900
1901 pmlmepriv->olbc_ht = false;
1902
1903 pmlmepriv->ht_op_mode = 0;
1904
1905 for (i = 0; i<NUM_STA; i++)
1906 pstapriv->sta_aid[i] = NULL;
1907
5e93f352
LF		 1908 /* for ACL */
1909 INIT_LIST_HEAD(&pacl_list->acl_node_q.queue);
1910 pacl_list->num = 0;
1911 pacl_list->mode = 0;
1912 for (i = 0; i < NUM_ACL; i++) {
1913 INIT_LIST_HEAD(&pacl_list->aclnode[i].list);
1914 pacl_list->aclnode[i].valid = false;
1915 }
1916}
1917
1918void stop_ap_mode23a(struct rtw_adapter *padapter)
1919{
1920 struct list_head *phead, *plist, *ptmp;
1921 struct rtw_wlan_acl_node *paclnode;
1922 struct sta_info *psta = NULL;
1923 struct sta_priv *pstapriv = &padapter->stapriv;
1924 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1925 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1926 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1927 struct rtw_queue *pacl_node_q = &pacl_list->acl_node_q;
1928
1929 pmlmepriv->update_bcn = false;
1930 pmlmeext->bstart_bss = false;
1931
1932 /* reset and init security priv , this can refine with rtw_reset_securitypriv23a */
1933 memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv));
1934 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
1935 padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
1936
1937 /* for ACL */
1938 spin_lock_bh(&pacl_node_q->lock);
1939 phead = get_list_head(pacl_node_q);
1940
1941 list_for_each_safe(plist, ptmp, phead) {
1942 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1943
1944 if (paclnode->valid == true) {
1945 paclnode->valid = false;
1946
1947 list_del_init(&paclnode->list);
1948
1949 pacl_list->num--;
1950 }
1951 }
1952 spin_unlock_bh(&pacl_node_q->lock);
1953
1954 DBG_8723A("%s, free acl_node_queue, num =%d\n", __func__, pacl_list->num);
1955
1956 rtw_sta_flush23a(padapter);
1957
1958 /* free_assoc_sta_resources */
1959 rtw_free_all_stainfo23a(padapter);
1960
1961 psta = rtw_get_bcmc_stainfo23a(padapter);
1962 spin_lock_bh(&pstapriv->sta_hash_lock);
1963 rtw_free_stainfo23a(padapter, psta);
1964 spin_unlock_bh(&pstapriv->sta_hash_lock);
1965
1966 rtw_init_bcmc_stainfo23a(padapter);
1967
1968 rtw23a_free_mlme_priv_ie_data(pmlmepriv);
1969}
Linux kernel - Deliverables
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