1 /******************************************************************************
3 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
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.
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
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 ******************************************************************************/
22 #include <linux/ieee80211.h>
24 #include <osdep_service.h>
25 #include <drv_types.h>
27 #include <ieee80211.h>
28 #include <asm/unaligned.h>
30 #ifdef CONFIG_88EU_AP_MODE
32 void init_mlme_ap_info(struct adapter *padapter)
34 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
35 struct sta_priv *pstapriv = &padapter->stapriv;
36 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
39 spin_lock_init(&pmlmepriv->bcn_update_lock);
42 _rtw_init_queue(&pacl_list->acl_node_q);
44 start_ap_mode(padapter);
47 void free_mlme_ap_info(struct adapter *padapter)
49 struct sta_info *psta = NULL;
50 struct sta_priv *pstapriv = &padapter->stapriv;
51 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
52 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
53 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
55 pmlmepriv->update_bcn = false;
56 pmlmeext->bstart_bss = false;
58 rtw_sta_flush(padapter);
60 pmlmeinfo->state = _HW_STATE_NOLINK_;
62 /* free_assoc_sta_resources */
63 rtw_free_all_stainfo(padapter);
65 /* free bc/mc sta_info */
66 psta = rtw_get_bcmc_stainfo(padapter);
67 spin_lock_bh(&(pstapriv->sta_hash_lock));
68 rtw_free_stainfo(padapter, psta);
69 spin_unlock_bh(&(pstapriv->sta_hash_lock));
72 static void update_BCNTIM(struct adapter *padapter)
74 struct sta_priv *pstapriv = &padapter->stapriv;
75 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
76 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
77 struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
78 unsigned char *pie = pnetwork_mlmeext->IEs;
82 u8 *p, *dst_ie, *premainder_ie = NULL;
83 u8 *pbackup_remainder_ie = NULL;
84 uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
86 p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, _TIM_IE_, &tim_ielen,
87 pnetwork_mlmeext->IELength - _FIXED_IE_LENGTH_);
88 if (p != NULL && tim_ielen > 0) {
90 premainder_ie = p+tim_ielen;
91 tim_ie_offset = (int)(p - pie);
92 remainder_ielen = pnetwork_mlmeext->IELength -
93 tim_ie_offset - tim_ielen;
94 /* append TIM IE from dst_ie offset */
99 /* calculate head_len */
100 offset = _FIXED_IE_LENGTH_;
101 offset += pnetwork_mlmeext->Ssid.SsidLength + 2;
103 /* get supported rates len */
104 p = rtw_get_ie(pie + _BEACON_IE_OFFSET_,
105 _SUPPORTEDRATES_IE_, &tmp_len,
106 (pnetwork_mlmeext->IELength -
107 _BEACON_IE_OFFSET_));
111 /* DS Parameter Set IE, len = 3 */
114 premainder_ie = pie + offset;
116 remainder_ielen = pnetwork_mlmeext->IELength -
119 /* append TIM IE from offset */
120 dst_ie = pie + offset;
123 if (remainder_ielen > 0) {
124 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
125 if (pbackup_remainder_ie && premainder_ie)
126 memcpy(pbackup_remainder_ie,
127 premainder_ie, remainder_ielen);
129 *dst_ie++ = _TIM_IE_;
131 if ((pstapriv->tim_bitmap&0xff00) &&
132 (pstapriv->tim_bitmap&0x00fc))
137 *dst_ie++ = tim_ielen;
139 *dst_ie++ = 0;/* DTIM count */
140 *dst_ie++ = 1;/* DTIM period */
142 if (pstapriv->tim_bitmap&BIT(0))/* for bc/mc frames */
143 *dst_ie++ = BIT(0);/* bitmap ctrl */
147 if (tim_ielen == 4) {
148 *dst_ie++ = pstapriv->tim_bitmap & 0xff;
149 } else if (tim_ielen == 5) {
150 put_unaligned_le16(pstapriv->tim_bitmap, dst_ie);
154 /* copy remainder IE */
155 if (pbackup_remainder_ie) {
156 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
158 kfree(pbackup_remainder_ie);
160 offset = (uint)(dst_ie - pie);
161 pnetwork_mlmeext->IELength = offset + remainder_ielen;
164 set_tx_beacon_cmd(padapter);
167 void rtw_add_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork,
168 u8 index, u8 *data, u8 len)
170 struct ndis_802_11_var_ie *pIE;
172 u8 *pie = pnetwork->IEs;
173 u8 *p = NULL, *dst_ie = NULL, *premainder_ie = NULL;
174 u8 *pbackup_remainder_ie = NULL;
175 u32 i, offset, ielen = 0, ie_offset, remainder_ielen = 0;
177 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pnetwork->IELength;) {
178 pIE = (struct ndis_802_11_var_ie *)(pnetwork->IEs + i);
180 if (pIE->ElementID > index) {
182 /* already exist the same IE */
183 } else if (pIE->ElementID == index) {
191 i += (pIE->Length + 2);
194 if (p != NULL && ielen > 0) {
197 premainder_ie = p+ielen;
199 ie_offset = (int)(p - pie);
201 remainder_ielen = pnetwork->IELength - ie_offset - ielen;
209 if (remainder_ielen > 0) {
210 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
211 if (pbackup_remainder_ie && premainder_ie)
212 memcpy(pbackup_remainder_ie,
213 premainder_ie, remainder_ielen);
219 memcpy(dst_ie, data, len);
222 /* copy remainder IE */
223 if (pbackup_remainder_ie) {
224 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
226 kfree(pbackup_remainder_ie);
229 offset = (uint)(dst_ie - pie);
230 pnetwork->IELength = offset + remainder_ielen;
233 void rtw_remove_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork,
236 u8 *p, *dst_ie = NULL, *premainder_ie = NULL;
237 u8 *pbackup_remainder_ie = NULL;
238 uint offset, ielen, ie_offset, remainder_ielen = 0;
239 u8 *pie = pnetwork->IEs;
241 p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, index, &ielen,
242 pnetwork->IELength - _FIXED_IE_LENGTH_);
243 if (p != NULL && ielen > 0) {
246 premainder_ie = p+ielen;
248 ie_offset = (int)(p - pie);
250 remainder_ielen = pnetwork->IELength - ie_offset - ielen;
255 if (remainder_ielen > 0) {
256 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
257 if (pbackup_remainder_ie && premainder_ie)
258 memcpy(pbackup_remainder_ie,
259 premainder_ie, remainder_ielen);
262 /* copy remainder IE */
263 if (pbackup_remainder_ie) {
264 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
266 kfree(pbackup_remainder_ie);
269 offset = (uint)(dst_ie - pie);
270 pnetwork->IELength = offset + remainder_ielen;
273 static u8 chk_sta_is_alive(struct sta_info *psta)
277 if ((psta->sta_stats.last_rx_data_pkts +
278 psta->sta_stats.last_rx_ctrl_pkts) ==
279 (psta->sta_stats.rx_data_pkts +
280 psta->sta_stats.rx_ctrl_pkts))
285 sta_update_last_rx_pkts(psta);
290 void expire_timeout_chk(struct adapter *padapter)
292 struct list_head *phead, *plist;
294 struct sta_info *psta = NULL;
295 struct sta_priv *pstapriv = &padapter->stapriv;
296 u8 chk_alive_num = 0;
297 char chk_alive_list[NUM_STA];
300 spin_lock_bh(&pstapriv->auth_list_lock);
302 phead = &pstapriv->auth_list;
305 /* check auth_queue */
306 while (phead != plist) {
307 psta = container_of(plist, struct sta_info, auth_list);
310 if (psta->expire_to > 0) {
312 if (psta->expire_to == 0) {
313 list_del_init(&psta->auth_list);
314 pstapriv->auth_list_cnt--;
316 DBG_88E("auth expire %6ph\n",
319 spin_unlock_bh(&pstapriv->auth_list_lock);
321 spin_lock_bh(&(pstapriv->sta_hash_lock));
322 rtw_free_stainfo(padapter, psta);
323 spin_unlock_bh(&(pstapriv->sta_hash_lock));
325 spin_lock_bh(&pstapriv->auth_list_lock);
330 spin_unlock_bh(&pstapriv->auth_list_lock);
334 spin_lock_bh(&pstapriv->asoc_list_lock);
336 phead = &pstapriv->asoc_list;
339 /* check asoc_queue */
340 while (phead != plist) {
341 psta = container_of(plist, struct sta_info, asoc_list);
344 if (chk_sta_is_alive(psta) || !psta->expire_to) {
345 psta->expire_to = pstapriv->expire_to;
346 psta->keep_alive_trycnt = 0;
347 psta->under_exist_checking = 0;
352 if (psta->expire_to <= 0) {
353 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
355 if (padapter->registrypriv.wifi_spec == 1) {
356 psta->expire_to = pstapriv->expire_to;
360 if (psta->state & WIFI_SLEEP_STATE) {
361 if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
362 /* to check if alive by another methods
363 * if station is at ps mode.
365 psta->expire_to = pstapriv->expire_to;
366 psta->state |= WIFI_STA_ALIVE_CHK_STATE;
368 /* to update bcn with tim_bitmap
371 pstapriv->tim_bitmap |= BIT(psta->aid);
372 update_beacon(padapter, _TIM_IE_,
375 if (!pmlmeext->active_keep_alive_check)
379 if (pmlmeext->active_keep_alive_check) {
383 rtw_stainfo_offset(pstapriv, psta);
384 if (stainfo_offset_valid(stainfo_offset))
385 chk_alive_list[chk_alive_num++] = stainfo_offset;
389 list_del_init(&psta->asoc_list);
390 pstapriv->asoc_list_cnt--;
392 DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
393 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
395 /* TODO: Aging mechanism to digest frames in sleep_q to avoid running out of xmitframe */
396 if (psta->sleepq_len > (NR_XMITFRAME/pstapriv->asoc_list_cnt) &&
397 padapter->xmitpriv.free_xmitframe_cnt < (NR_XMITFRAME/pstapriv->asoc_list_cnt/2)) {
398 DBG_88E("%s sta:%pM, sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n", __func__,
399 (psta->hwaddr), psta->sleepq_len,
400 padapter->xmitpriv.free_xmitframe_cnt,
401 pstapriv->asoc_list_cnt);
402 wakeup_sta_to_xmit(padapter, psta);
407 spin_unlock_bh(&pstapriv->asoc_list_lock);
410 u8 backup_oper_channel = 0;
411 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
412 /* switch to correct channel of current network before issue keep-alive frames */
413 if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
414 backup_oper_channel = rtw_get_oper_ch(padapter);
415 SelectChannel(padapter, pmlmeext->cur_channel);
418 /* issue null data to check sta alive*/
419 for (i = 0; i < chk_alive_num; i++) {
422 psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
424 if (psta->state & WIFI_SLEEP_STATE)
425 ret = issue_nulldata(padapter, psta->hwaddr, 0, 1, 50);
427 ret = issue_nulldata(padapter, psta->hwaddr, 0, 3, 50);
429 psta->keep_alive_trycnt++;
430 if (ret == _SUCCESS) {
431 DBG_88E("asoc check, sta(%pM) is alive\n", (psta->hwaddr));
432 psta->expire_to = pstapriv->expire_to;
433 psta->keep_alive_trycnt = 0;
435 } else if (psta->keep_alive_trycnt <= 3) {
436 DBG_88E("ack check for asoc expire, keep_alive_trycnt =%d\n", psta->keep_alive_trycnt);
441 psta->keep_alive_trycnt = 0;
443 DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
444 spin_lock_bh(&pstapriv->asoc_list_lock);
445 list_del_init(&psta->asoc_list);
446 pstapriv->asoc_list_cnt--;
447 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
448 spin_unlock_bh(&pstapriv->asoc_list_lock);
451 if (backup_oper_channel > 0) /* back to the original operation channel */
452 SelectChannel(padapter, backup_oper_channel);
455 associated_clients_update(padapter, updated);
458 void add_RATid(struct adapter *padapter, struct sta_info *psta, u8 rssi_level)
463 unsigned char sta_band = 0, raid, shortGIrate = false;
465 unsigned int tx_ra_bitmap = 0;
466 struct ht_priv *psta_ht = NULL;
467 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
468 struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
471 psta_ht = &psta->htpriv;
475 if (!(psta->state & _FW_LINKED))
478 /* b/g mode ra_bitmap */
479 for (i = 0; i < sizeof(psta->bssrateset); i++) {
480 if (psta->bssrateset[i])
481 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i]&0x7f);
483 /* n mode ra_bitmap */
484 if (psta_ht->ht_option) {
485 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
486 if (rf_type == RF_2T2R)
491 for (i = 0; i < limit; i++) {
492 if (psta_ht->ht_cap.supp_mcs_set[i/8] & BIT(i%8))
493 tx_ra_bitmap |= BIT(i+12);
496 /* max short GI rate */
497 shortGIrate = psta_ht->sgi;
500 if (pcur_network->Configuration.DSConfig > 14) {
502 if (tx_ra_bitmap & 0xffff000)
503 sta_band |= WIRELESS_11_5N | WIRELESS_11A;
505 sta_band |= WIRELESS_11A;
507 if (tx_ra_bitmap & 0xffff000)
508 sta_band |= WIRELESS_11_24N | WIRELESS_11G | WIRELESS_11B;
509 else if (tx_ra_bitmap & 0xff0)
510 sta_band |= WIRELESS_11G | WIRELESS_11B;
512 sta_band |= WIRELESS_11B;
515 psta->wireless_mode = sta_band;
517 raid = networktype_to_raid(sta_band);
518 init_rate = get_highest_rate_idx(tx_ra_bitmap&0x0fffffff)&0x3f;
520 if (psta->aid < NUM_STA) {
523 arg = psta->mac_id&0x1f;
525 arg |= BIT(7);/* support entry 2~31 */
530 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
532 DBG_88E("%s => mac_id:%d , raid:%d , bitmap = 0x%x, arg = 0x%x\n",
533 __func__, psta->mac_id, raid, tx_ra_bitmap, arg);
535 /* bitmap[0:27] = tx_rate_bitmap */
536 /* bitmap[28:31]= Rate Adaptive id */
537 /* arg[0:4] = macid */
538 /* arg[5] = Short GI */
539 rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, rssi_level);
544 /* set ra_id, init_rate */
546 psta->init_rate = init_rate;
549 DBG_88E("station aid %d exceed the max number\n", psta->aid);
553 static void update_bmc_sta(struct adapter *padapter)
556 unsigned char network_type, raid;
557 int i, supportRateNum = 0;
558 unsigned int tx_ra_bitmap = 0;
559 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
560 struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
561 struct sta_info *psta = rtw_get_bcmc_stainfo(padapter);
564 psta->aid = 0;/* default set to 0 */
565 psta->mac_id = psta->aid + 1;
567 psta->qos_option = 0;
568 psta->htpriv.ht_option = false;
570 psta->ieee8021x_blocked = 0;
572 memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
574 /* prepare for add_RATid */
575 supportRateNum = rtw_get_rateset_len((u8 *)&pcur_network->SupportedRates);
576 network_type = rtw_check_network_type((u8 *)&pcur_network->SupportedRates, supportRateNum, 1);
578 memcpy(psta->bssrateset, &pcur_network->SupportedRates, supportRateNum);
579 psta->bssratelen = supportRateNum;
581 /* b/g mode ra_bitmap */
582 for (i = 0; i < supportRateNum; i++) {
583 if (psta->bssrateset[i])
584 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i]&0x7f);
587 if (pcur_network->Configuration.DSConfig > 14) {
588 /* force to A mode. 5G doesn't support CCK rates */
589 network_type = WIRELESS_11A;
590 tx_ra_bitmap = 0x150; /* 6, 12, 24 Mbps */
592 /* force to b mode */
593 network_type = WIRELESS_11B;
597 raid = networktype_to_raid(network_type);
598 init_rate = get_highest_rate_idx(tx_ra_bitmap&0x0fffffff)&0x3f;
601 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
606 arg = psta->mac_id&0x1f;
608 tx_ra_bitmap |= ((raid<<28)&0xf0000000);
609 DBG_88E("update_bmc_sta, mask = 0x%x, arg = 0x%x\n", tx_ra_bitmap, arg);
611 /* bitmap[0:27] = tx_rate_bitmap */
612 /* bitmap[28:31]= Rate Adaptive id */
613 /* arg[0:4] = macid */
614 /* arg[5] = Short GI */
615 rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, 0);
617 /* set ra_id, init_rate */
619 psta->init_rate = init_rate;
621 rtw_stassoc_hw_rpt(padapter, psta);
623 spin_lock_bh(&psta->lock);
624 psta->state = _FW_LINKED;
625 spin_unlock_bh(&psta->lock);
628 DBG_88E("add_RATid_bmc_sta error!\n");
633 /* AID: 1~MAX for sta and 0 for bc/mc in ap/adhoc mode */
634 /* MAC_ID = AID+1 for sta in ap/adhoc mode */
635 /* MAC_ID = 1 for bc/mc for sta/ap/adhoc */
636 /* MAC_ID = 0 for bssid for sta/ap/adhoc */
637 /* CAM_ID = 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */
639 void update_sta_info_apmode(struct adapter *padapter, struct sta_info *psta)
641 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
642 struct security_priv *psecuritypriv = &padapter->securitypriv;
643 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
644 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
645 struct ht_priv *phtpriv_sta = &psta->htpriv;
647 psta->mac_id = psta->aid+1;
648 DBG_88E("%s\n", __func__);
651 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
653 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
654 psta->ieee8021x_blocked = true;
656 psta->ieee8021x_blocked = false;
659 /* update sta's cap */
662 VCS_update(padapter, psta);
664 if (phtpriv_sta->ht_option) {
665 /* check if sta supports rx ampdu */
666 phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
668 /* check if sta support s Short GI */
669 if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & (IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40))
670 phtpriv_sta->sgi = true;
673 if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & IEEE80211_HT_CAP_SUP_WIDTH) {
674 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
675 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
677 psta->qos_option = true;
679 phtpriv_sta->ampdu_enable = false;
680 phtpriv_sta->sgi = false;
681 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
682 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
686 send_delba(padapter, 0, psta->hwaddr);/* recipient */
689 send_delba(padapter, 1, psta->hwaddr);/* originator */
690 phtpriv_sta->agg_enable_bitmap = 0x0;/* reset */
691 phtpriv_sta->candidate_tid_bitmap = 0x0;/* reset */
693 /* todo: init other variables */
695 memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
697 spin_lock_bh(&psta->lock);
698 psta->state |= _FW_LINKED;
699 spin_unlock_bh(&psta->lock);
702 static void update_hw_ht_param(struct adapter *padapter)
704 unsigned char max_AMPDU_len;
705 unsigned char min_MPDU_spacing;
706 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
707 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
709 DBG_88E("%s\n", __func__);
711 /* handle A-MPDU parameter field */
713 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
714 AMPDU_para [4:2]:Min MPDU Start Spacing
716 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
718 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
720 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
722 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
725 /* Config SM Power Save setting */
727 pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & 0x0C) >> 2;
728 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
729 DBG_88E("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
732 static void start_bss_network(struct adapter *padapter, u8 *pbuf)
735 u8 val8, cur_channel, cur_bwmode, cur_ch_offset;
739 struct registry_priv *pregpriv = &padapter->registrypriv;
740 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
741 struct security_priv *psecuritypriv = &(padapter->securitypriv);
742 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
743 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
744 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
745 struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
746 struct HT_info_element *pht_info = NULL;
748 bcn_interval = (u16)pnetwork->Configuration.BeaconPeriod;
749 cur_channel = pnetwork->Configuration.DSConfig;
750 cur_bwmode = HT_CHANNEL_WIDTH_20;
751 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
754 /* check if there is wps ie, */
755 /* if there is wpsie in beacon, the hostapd will update beacon twice when stating hostapd, */
756 /* and at first time the security ie (RSN/WPA IE) will not include in beacon. */
757 if (!rtw_get_wps_ie(pnetwork->IEs+_FIXED_IE_LENGTH_, pnetwork->IELength-_FIXED_IE_LENGTH_, NULL, NULL))
758 pmlmeext->bstart_bss = true;
760 /* todo: update wmm, ht cap */
761 if (pmlmepriv->qospriv.qos_option)
762 pmlmeinfo->WMM_enable = true;
763 if (pmlmepriv->htpriv.ht_option) {
764 pmlmeinfo->WMM_enable = true;
765 pmlmeinfo->HT_enable = true;
767 update_hw_ht_param(padapter);
770 if (pmlmepriv->cur_network.join_res != true) { /* setting only at first time */
771 /* WEP Key will be set before this function, do not clear CAM. */
772 if ((psecuritypriv->dot11PrivacyAlgrthm != _WEP40_) &&
773 (psecuritypriv->dot11PrivacyAlgrthm != _WEP104_))
774 flush_all_cam_entry(padapter); /* clear CAM */
777 /* set MSR to AP_Mode */
778 Set_MSR(padapter, _HW_STATE_AP_);
781 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pnetwork->MacAddress);
783 /* Set EDCA param reg */
784 acparm = 0x002F3217; /* VO */
785 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acparm));
786 acparm = 0x005E4317; /* VI */
787 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acparm));
789 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acparm));
790 acparm = 0x0000A444; /* BK */
791 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acparm));
794 val8 = (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
795 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
797 /* Beacon Control related register */
798 rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&bcn_interval));
800 UpdateBrateTbl(padapter, pnetwork->SupportedRates);
801 rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, pnetwork->SupportedRates);
803 if (!pmlmepriv->cur_network.join_res) { /* setting only at first time */
804 /* turn on all dynamic functions */
805 Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
807 /* set channel, bwmode */
808 p = rtw_get_ie((pnetwork->IEs + sizeof(struct ndis_802_11_fixed_ie)), _HT_ADD_INFO_IE_, &ie_len, (pnetwork->IELength - sizeof(struct ndis_802_11_fixed_ie)));
810 pht_info = (struct HT_info_element *)(p+2);
812 if ((pregpriv->cbw40_enable) && (pht_info->infos[0] & BIT(2))) {
813 /* switch to the 40M Hz mode */
814 cur_bwmode = HT_CHANNEL_WIDTH_40;
815 switch (pht_info->infos[0] & 0x3) {
817 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
820 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
823 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
828 /* TODO: need to judge the phy parameters on concurrent mode for single phy */
829 set_channel_bwmode(padapter, cur_channel, cur_ch_offset, cur_bwmode);
831 DBG_88E("CH =%d, BW =%d, offset =%d\n", cur_channel, cur_bwmode, cur_ch_offset);
834 pmlmeext->cur_channel = cur_channel;
835 pmlmeext->cur_bwmode = cur_bwmode;
836 pmlmeext->cur_ch_offset = cur_ch_offset;
837 pmlmeext->cur_wireless_mode = pmlmepriv->cur_network.network_type;
839 /* update cur_wireless_mode */
840 update_wireless_mode(padapter);
842 /* update capability after cur_wireless_mode updated */
843 update_capinfo(padapter, rtw_get_capability((struct wlan_bssid_ex *)pnetwork));
845 /* let pnetwork_mlmeext == pnetwork_mlme. */
846 memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
848 if (pmlmeext->bstart_bss) {
849 update_beacon(padapter, _TIM_IE_, NULL, false);
851 /* issue beacon frame */
852 if (send_beacon(padapter) == _FAIL)
853 DBG_88E("send_beacon, fail!\n");
856 /* update bc/mc sta_info */
857 update_bmc_sta(padapter);
860 int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len)
864 u8 *pHT_caps_ie = NULL;
865 u8 *pHT_info_ie = NULL;
866 struct sta_info *psta = NULL;
867 u16 cap, ht_cap = false;
869 int group_cipher, pairwise_cipher;
870 u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
871 int supportRateNum = 0;
872 u8 OUI1[] = {0x00, 0x50, 0xf2, 0x01};
873 u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
874 struct registry_priv *pregistrypriv = &padapter->registrypriv;
875 struct security_priv *psecuritypriv = &padapter->securitypriv;
876 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
877 struct wlan_bssid_ex *pbss_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
878 u8 *ie = pbss_network->IEs;
881 /* Supported rates */
883 /* WLAN_EID_COUNTRY */
884 /* ERP Information element */
885 /* Extended supported rates */
887 /* Wi-Fi Wireless Multimedia Extensions */
888 /* ht_capab, ht_oper */
891 DBG_88E("%s, len =%d\n", __func__, len);
893 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
897 if (len < 0 || len > MAX_IE_SZ)
900 pbss_network->IELength = len;
902 memset(ie, 0, MAX_IE_SZ);
904 memcpy(ie, pbuf, pbss_network->IELength);
907 if (pbss_network->InfrastructureMode != Ndis802_11APMode)
910 pbss_network->Rssi = 0;
912 ether_addr_copy(pbss_network->MacAddress, myid(&(padapter->eeprompriv)));
914 /* beacon interval */
915 p = rtw_get_beacon_interval_from_ie(ie);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
916 pbss_network->Configuration.BeaconPeriod = get_unaligned_le16(p);
919 cap = get_unaligned_le16(ie);
922 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SSID_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
923 if (p && ie_len > 0) {
924 ie_len = min_t(int, ie_len, sizeof(pbss_network->Ssid.Ssid));
925 memset(&pbss_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
926 memcpy(pbss_network->Ssid.Ssid, (p + 2), ie_len);
927 pbss_network->Ssid.SsidLength = ie_len;
932 pbss_network->Configuration.Length = 0;
933 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _DSSET_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
937 pbss_network->Configuration.DSConfig = channel;
939 memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
940 /* get supported rates */
941 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
943 ie_len = min_t(int, ie_len, NDIS_802_11_LENGTH_RATES_EX);
944 memcpy(supportRate, p+2, ie_len);
945 supportRateNum = ie_len;
948 /* get ext_supported rates */
949 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _EXT_SUPPORTEDRATES_IE_, &ie_len, pbss_network->IELength - _BEACON_IE_OFFSET_);
951 ie_len = min_t(int, ie_len,
952 NDIS_802_11_LENGTH_RATES_EX - supportRateNum);
953 memcpy(supportRate+supportRateNum, p+2, ie_len);
954 supportRateNum += ie_len;
957 network_type = rtw_check_network_type(supportRate, supportRateNum, channel);
959 rtw_set_supported_rate(pbss_network->SupportedRates, network_type);
962 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
964 ERP_IE_handler(padapter, (struct ndis_802_11_var_ie *)p);
966 /* update privacy/security */
968 pbss_network->Privacy = 1;
970 pbss_network->Privacy = 0;
972 psecuritypriv->wpa_psk = 0;
977 psecuritypriv->wpa2_group_cipher = _NO_PRIVACY_;
978 psecuritypriv->wpa2_pairwise_cipher = _NO_PRIVACY_;
979 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
980 if (p && ie_len > 0) {
981 if (rtw_parse_wpa2_ie(p, ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
982 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
984 psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
985 psecuritypriv->wpa_psk |= BIT(1);
987 psecuritypriv->wpa2_group_cipher = group_cipher;
988 psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
995 psecuritypriv->wpa_group_cipher = _NO_PRIVACY_;
996 psecuritypriv->wpa_pairwise_cipher = _NO_PRIVACY_;
997 for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
998 p = rtw_get_ie(p, _SSN_IE_1_, &ie_len,
999 (pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
1000 if ((p) && (!memcmp(p+2, OUI1, 4))) {
1001 if (rtw_parse_wpa_ie(p, ie_len+2, &group_cipher,
1002 &pairwise_cipher, NULL) == _SUCCESS) {
1003 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1005 psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
1007 psecuritypriv->wpa_psk |= BIT(0);
1009 psecuritypriv->wpa_group_cipher = group_cipher;
1010 psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
1014 if ((p == NULL) || (ie_len == 0))
1020 pmlmepriv->qospriv.qos_option = 0;
1021 if (pregistrypriv->wmm_enable) {
1022 for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
1023 p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len,
1024 (pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
1025 if ((p) && !memcmp(p+2, WMM_PARA_IE, 6)) {
1026 pmlmepriv->qospriv.qos_option = 1;
1028 *(p+8) |= BIT(7);/* QoS Info, support U-APSD */
1030 /* disable all ACM bits since the WMM admission control is not supported */
1031 *(p + 10) &= ~BIT(4); /* BE */
1032 *(p + 14) &= ~BIT(4); /* BK */
1033 *(p + 18) &= ~BIT(4); /* VI */
1034 *(p + 22) &= ~BIT(4); /* VO */
1038 if ((p == NULL) || (ie_len == 0))
1042 /* parsing HT_CAP_IE */
1043 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len,
1044 (pbss_network->IELength - _BEACON_IE_OFFSET_));
1045 if (p && ie_len > 0) {
1047 struct rtw_ieee80211_ht_cap *pht_cap = (struct rtw_ieee80211_ht_cap *)(p+2);
1051 network_type |= WIRELESS_11_24N;
1053 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
1055 if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
1056 (psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP))
1057 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
1059 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
1061 /* set Max Rx AMPDU size to 64K */
1062 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_FACTOR & 0x03);
1064 if (rf_type == RF_1T1R) {
1065 pht_cap->supp_mcs_set[0] = 0xff;
1066 pht_cap->supp_mcs_set[1] = 0x0;
1068 ie_len = min_t(int, ie_len, sizeof(pmlmepriv->htpriv.ht_cap));
1069 memcpy(&pmlmepriv->htpriv.ht_cap, p+2, ie_len);
1072 /* parsing HT_INFO_IE */
1073 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len,
1074 (pbss_network->IELength - _BEACON_IE_OFFSET_));
1075 if (p && ie_len > 0)
1077 switch (network_type) {
1079 pbss_network->NetworkTypeInUse = Ndis802_11DS;
1083 case WIRELESS_11G_24N:
1084 case WIRELESS_11BG_24N:
1085 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
1088 pbss_network->NetworkTypeInUse = Ndis802_11OFDM5;
1091 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
1095 pmlmepriv->cur_network.network_type = network_type;
1097 pmlmepriv->htpriv.ht_option = false;
1099 if ((psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_TKIP) ||
1100 (psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_TKIP)) {
1102 /* ht_cap = false; */
1106 if (pregistrypriv->ht_enable && ht_cap) {
1107 pmlmepriv->htpriv.ht_option = true;
1108 pmlmepriv->qospriv.qos_option = 1;
1110 if (pregistrypriv->ampdu_enable == 1)
1111 pmlmepriv->htpriv.ampdu_enable = true;
1112 HT_caps_handler(padapter, (struct ndis_802_11_var_ie *)pHT_caps_ie);
1114 HT_info_handler(padapter, (struct ndis_802_11_var_ie *)pHT_info_ie);
1117 pbss_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pbss_network);
1119 /* issue beacon to start bss network */
1120 start_bss_network(padapter, (u8 *)pbss_network);
1122 /* alloc sta_info for ap itself */
1123 psta = rtw_get_stainfo(&padapter->stapriv, pbss_network->MacAddress);
1125 psta = rtw_alloc_stainfo(&padapter->stapriv, pbss_network->MacAddress);
1130 /* fix bug of flush_cam_entry at STOP AP mode */
1131 psta->state |= WIFI_AP_STATE;
1132 rtw_indicate_connect(padapter);
1133 pmlmepriv->cur_network.join_res = true;/* for check if already set beacon */
1137 void rtw_set_macaddr_acl(struct adapter *padapter, int mode)
1139 struct sta_priv *pstapriv = &padapter->stapriv;
1140 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1142 DBG_88E("%s, mode =%d\n", __func__, mode);
1144 pacl_list->mode = mode;
1147 int rtw_acl_add_sta(struct adapter *padapter, u8 *addr)
1149 struct list_head *plist, *phead;
1152 struct rtw_wlan_acl_node *paclnode;
1153 struct sta_priv *pstapriv = &padapter->stapriv;
1154 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1155 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1157 DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
1159 if ((NUM_ACL-1) < pacl_list->num)
1162 spin_lock_bh(&(pacl_node_q->lock));
1164 phead = get_list_head(pacl_node_q);
1165 plist = phead->next;
1167 while (phead != plist) {
1168 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1169 plist = plist->next;
1171 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
1172 if (paclnode->valid) {
1174 DBG_88E("%s, sta has been added\n", __func__);
1180 spin_unlock_bh(&(pacl_node_q->lock));
1185 spin_lock_bh(&(pacl_node_q->lock));
1187 for (i = 0; i < NUM_ACL; i++) {
1188 paclnode = &pacl_list->aclnode[i];
1190 if (!paclnode->valid) {
1191 INIT_LIST_HEAD(&paclnode->list);
1193 ether_addr_copy(paclnode->addr, addr);
1195 paclnode->valid = true;
1197 list_add_tail(&paclnode->list, get_list_head(pacl_node_q));
1205 DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
1207 spin_unlock_bh(&(pacl_node_q->lock));
1212 int rtw_acl_remove_sta(struct adapter *padapter, u8 *addr)
1214 struct list_head *plist, *phead;
1215 struct rtw_wlan_acl_node *paclnode;
1216 struct sta_priv *pstapriv = &padapter->stapriv;
1217 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1218 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1220 DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
1222 spin_lock_bh(&(pacl_node_q->lock));
1224 phead = get_list_head(pacl_node_q);
1225 plist = phead->next;
1227 while (phead != plist) {
1228 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1229 plist = plist->next;
1231 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
1232 if (paclnode->valid) {
1233 paclnode->valid = false;
1235 list_del_init(&paclnode->list);
1242 spin_unlock_bh(&(pacl_node_q->lock));
1244 DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
1248 static void update_bcn_fixed_ie(struct adapter *padapter)
1250 DBG_88E("%s\n", __func__);
1253 static void update_bcn_erpinfo_ie(struct adapter *padapter)
1255 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1256 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1257 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1258 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1259 unsigned char *p, *ie = pnetwork->IEs;
1262 DBG_88E("%s, ERP_enable =%d\n", __func__, pmlmeinfo->ERP_enable);
1264 if (!pmlmeinfo->ERP_enable)
1267 /* parsing ERP_IE */
1268 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &len,
1269 (pnetwork->IELength - _BEACON_IE_OFFSET_));
1271 struct ndis_802_11_var_ie *pIE = (struct ndis_802_11_var_ie *)p;
1273 if (pmlmepriv->num_sta_non_erp == 1)
1274 pIE->data[0] |= RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION;
1276 pIE->data[0] &= ~(RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION);
1278 if (pmlmepriv->num_sta_no_short_preamble > 0)
1279 pIE->data[0] |= RTW_ERP_INFO_BARKER_PREAMBLE_MODE;
1281 pIE->data[0] &= ~(RTW_ERP_INFO_BARKER_PREAMBLE_MODE);
1283 ERP_IE_handler(padapter, pIE);
1287 static void update_bcn_htcap_ie(struct adapter *padapter)
1289 DBG_88E("%s\n", __func__);
1292 static void update_bcn_htinfo_ie(struct adapter *padapter)
1294 DBG_88E("%s\n", __func__);
1297 static void update_bcn_rsn_ie(struct adapter *padapter)
1299 DBG_88E("%s\n", __func__);
1302 static void update_bcn_wpa_ie(struct adapter *padapter)
1304 DBG_88E("%s\n", __func__);
1307 static void update_bcn_wmm_ie(struct adapter *padapter)
1309 DBG_88E("%s\n", __func__);
1312 static void update_bcn_wps_ie(struct adapter *padapter)
1314 u8 *pwps_ie = NULL, *pwps_ie_src;
1315 u8 *premainder_ie, *pbackup_remainder_ie = NULL;
1316 uint wps_ielen = 0, wps_offset, remainder_ielen;
1317 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1318 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1319 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1320 struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
1321 unsigned char *ie = pnetwork->IEs;
1322 u32 ielen = pnetwork->IELength;
1324 DBG_88E("%s\n", __func__);
1326 pwps_ie_src = pmlmepriv->wps_beacon_ie;
1327 if (pwps_ie_src == NULL)
1330 pwps_ie = rtw_get_wps_ie(ie+_FIXED_IE_LENGTH_, ielen-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
1332 if (pwps_ie == NULL || wps_ielen == 0)
1335 wps_offset = (uint)(pwps_ie-ie);
1337 premainder_ie = pwps_ie + wps_ielen;
1339 remainder_ielen = ielen - wps_offset - wps_ielen;
1341 if (remainder_ielen > 0) {
1342 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
1343 if (pbackup_remainder_ie)
1344 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
1347 wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
1348 if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
1349 memcpy(pwps_ie, pwps_ie_src, wps_ielen+2);
1350 pwps_ie += (wps_ielen+2);
1352 if (pbackup_remainder_ie)
1353 memcpy(pwps_ie, pbackup_remainder_ie, remainder_ielen);
1355 /* update IELength */
1356 pnetwork->IELength = wps_offset + (wps_ielen+2) + remainder_ielen;
1359 kfree(pbackup_remainder_ie);
1362 static void update_bcn_p2p_ie(struct adapter *padapter)
1366 static void update_bcn_vendor_spec_ie(struct adapter *padapter, u8 *oui)
1368 DBG_88E("%s\n", __func__);
1370 if (!memcmp(RTW_WPA_OUI, oui, 4))
1371 update_bcn_wpa_ie(padapter);
1372 else if (!memcmp(WMM_OUI, oui, 4))
1373 update_bcn_wmm_ie(padapter);
1374 else if (!memcmp(WPS_OUI, oui, 4))
1375 update_bcn_wps_ie(padapter);
1376 else if (!memcmp(P2P_OUI, oui, 4))
1377 update_bcn_p2p_ie(padapter);
1379 DBG_88E("unknown OUI type!\n");
1382 void update_beacon(struct adapter *padapter, u8 ie_id, u8 *oui, u8 tx)
1384 struct mlme_priv *pmlmepriv;
1385 struct mlme_ext_priv *pmlmeext;
1390 pmlmepriv = &(padapter->mlmepriv);
1391 pmlmeext = &(padapter->mlmeextpriv);
1393 if (!pmlmeext->bstart_bss)
1396 spin_lock_bh(&pmlmepriv->bcn_update_lock);
1400 update_bcn_fixed_ie(padapter);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
1403 update_BCNTIM(padapter);
1406 update_bcn_erpinfo_ie(padapter);
1408 case _HT_CAPABILITY_IE_:
1409 update_bcn_htcap_ie(padapter);
1412 update_bcn_rsn_ie(padapter);
1414 case _HT_ADD_INFO_IE_:
1415 update_bcn_htinfo_ie(padapter);
1417 case _VENDOR_SPECIFIC_IE_:
1418 update_bcn_vendor_spec_ie(padapter, oui);
1424 pmlmepriv->update_bcn = true;
1426 spin_unlock_bh(&pmlmepriv->bcn_update_lock);
1429 set_tx_beacon_cmd(padapter);
1434 Set to 0 (HT pure) under the following conditions
1435 - all STAs in the BSS are 20/40 MHz HT in 20/40 MHz BSS or
1436 - all STAs in the BSS are 20 MHz HT in 20 MHz BSS
1437 Set to 1 (HT non-member protection) if there may be non-HT STAs
1438 in both the primary and the secondary channel
1439 Set to 2 if only HT STAs are associated in BSS,
1440 however and at least one 20 MHz HT STA is associated
1441 Set to 3 (HT mixed mode) when one or more non-HT STAs are associated
1442 (currently non-GF HT station is considered as non-HT STA also)
1444 static int rtw_ht_operation_update(struct adapter *padapter)
1446 u16 cur_op_mode, new_op_mode;
1447 int op_mode_changes = 0;
1448 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1449 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
1451 if (pmlmepriv->htpriv.ht_option)
1454 DBG_88E("%s current operation mode = 0x%X\n",
1455 __func__, pmlmepriv->ht_op_mode);
1457 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1458 pmlmepriv->num_sta_ht_no_gf) {
1459 pmlmepriv->ht_op_mode |=
1460 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1462 } else if ((pmlmepriv->ht_op_mode &
1463 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1464 pmlmepriv->num_sta_ht_no_gf == 0) {
1465 pmlmepriv->ht_op_mode &=
1466 ~HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1470 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1471 (pmlmepriv->num_sta_no_ht || pmlmepriv->olbc_ht)) {
1472 pmlmepriv->ht_op_mode |= HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1474 } else if ((pmlmepriv->ht_op_mode &
1475 HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1476 (pmlmepriv->num_sta_no_ht == 0 && !pmlmepriv->olbc_ht)) {
1477 pmlmepriv->ht_op_mode &=
1478 ~HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1482 /* Note: currently we switch to the MIXED op mode if HT non-greenfield
1483 * station is associated. Probably it's a theoretical case, since
1484 * it looks like all known HT STAs support greenfield.
1487 if (pmlmepriv->num_sta_no_ht ||
1488 (pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT))
1489 new_op_mode = OP_MODE_MIXED;
1490 else if ((phtpriv_ap->ht_cap.cap_info & IEEE80211_HT_CAP_SUP_WIDTH) &&
1491 pmlmepriv->num_sta_ht_20mhz)
1492 new_op_mode = OP_MODE_20MHZ_HT_STA_ASSOCED;
1493 else if (pmlmepriv->olbc_ht)
1494 new_op_mode = OP_MODE_MAY_BE_LEGACY_STAS;
1496 new_op_mode = OP_MODE_PURE;
1498 cur_op_mode = pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1499 if (cur_op_mode != new_op_mode) {
1500 pmlmepriv->ht_op_mode &= ~HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1501 pmlmepriv->ht_op_mode |= new_op_mode;
1505 DBG_88E("%s new operation mode = 0x%X changes =%d\n",
1506 __func__, pmlmepriv->ht_op_mode, op_mode_changes);
1508 return op_mode_changes;
1511 void associated_clients_update(struct adapter *padapter, u8 updated)
1513 /* update associated stations cap. */
1515 struct list_head *phead, *plist;
1516 struct sta_info *psta = NULL;
1517 struct sta_priv *pstapriv = &padapter->stapriv;
1519 spin_lock_bh(&pstapriv->asoc_list_lock);
1521 phead = &pstapriv->asoc_list;
1522 plist = phead->next;
1524 /* check asoc_queue */
1525 while (phead != plist) {
1526 psta = container_of(plist, struct sta_info, asoc_list);
1528 plist = plist->next;
1530 VCS_update(padapter, psta);
1532 spin_unlock_bh(&pstapriv->asoc_list_lock);
1536 /* called > TSR LEVEL for USB or SDIO Interface*/
1537 void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta)
1539 u8 beacon_updated = false;
1540 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1541 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1543 if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE)) {
1544 if (!psta->no_short_preamble_set) {
1545 psta->no_short_preamble_set = 1;
1547 pmlmepriv->num_sta_no_short_preamble++;
1549 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1550 (pmlmepriv->num_sta_no_short_preamble == 1)) {
1551 beacon_updated = true;
1552 update_beacon(padapter, 0xFF, NULL, true);
1556 if (psta->no_short_preamble_set) {
1557 psta->no_short_preamble_set = 0;
1559 pmlmepriv->num_sta_no_short_preamble--;
1561 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1562 (pmlmepriv->num_sta_no_short_preamble == 0)) {
1563 beacon_updated = true;
1564 update_beacon(padapter, 0xFF, NULL, true);
1569 if (psta->flags & WLAN_STA_NONERP) {
1570 if (!psta->nonerp_set) {
1571 psta->nonerp_set = 1;
1573 pmlmepriv->num_sta_non_erp++;
1575 if (pmlmepriv->num_sta_non_erp == 1) {
1576 beacon_updated = true;
1577 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1581 if (psta->nonerp_set) {
1582 psta->nonerp_set = 0;
1584 pmlmepriv->num_sta_non_erp--;
1586 if (pmlmepriv->num_sta_non_erp == 0) {
1587 beacon_updated = true;
1588 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1593 if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT_TIME)) {
1594 if (!psta->no_short_slot_time_set) {
1595 psta->no_short_slot_time_set = 1;
1597 pmlmepriv->num_sta_no_short_slot_time++;
1599 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1600 (pmlmepriv->num_sta_no_short_slot_time == 1)) {
1601 beacon_updated = true;
1602 update_beacon(padapter, 0xFF, NULL, true);
1606 if (psta->no_short_slot_time_set) {
1607 psta->no_short_slot_time_set = 0;
1609 pmlmepriv->num_sta_no_short_slot_time--;
1611 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1612 (pmlmepriv->num_sta_no_short_slot_time == 0)) {
1613 beacon_updated = true;
1614 update_beacon(padapter, 0xFF, NULL, true);
1619 if (psta->flags & WLAN_STA_HT) {
1620 u16 ht_capab = psta->htpriv.ht_cap.cap_info;
1622 DBG_88E("HT: STA %pM HT Capabilities Info: 0x%04x\n",
1623 (psta->hwaddr), ht_capab);
1625 if (psta->no_ht_set) {
1626 psta->no_ht_set = 0;
1627 pmlmepriv->num_sta_no_ht--;
1630 if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
1631 if (!psta->no_ht_gf_set) {
1632 psta->no_ht_gf_set = 1;
1633 pmlmepriv->num_sta_ht_no_gf++;
1635 DBG_88E("%s STA %pM - no greenfield, num of non-gf stations %d\n",
1636 __func__, (psta->hwaddr),
1637 pmlmepriv->num_sta_ht_no_gf);
1640 if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH) == 0) {
1641 if (!psta->ht_20mhz_set) {
1642 psta->ht_20mhz_set = 1;
1643 pmlmepriv->num_sta_ht_20mhz++;
1645 DBG_88E("%s STA %pM - 20 MHz HT, num of 20MHz HT STAs %d\n",
1646 __func__, (psta->hwaddr),
1647 pmlmepriv->num_sta_ht_20mhz);
1650 if (!psta->no_ht_set) {
1651 psta->no_ht_set = 1;
1652 pmlmepriv->num_sta_no_ht++;
1654 if (pmlmepriv->htpriv.ht_option) {
1655 DBG_88E("%s STA %pM - no HT, num of non-HT stations %d\n",
1656 __func__, (psta->hwaddr),
1657 pmlmepriv->num_sta_no_ht);
1661 if (rtw_ht_operation_update(padapter) > 0) {
1662 update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
1663 update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
1666 /* update associated stations cap. */
1667 associated_clients_update(padapter, beacon_updated);
1669 DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
1672 u8 bss_cap_update_on_sta_leave(struct adapter *padapter, struct sta_info *psta)
1674 u8 beacon_updated = false;
1675 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1676 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1679 return beacon_updated;
1681 if (psta->no_short_preamble_set) {
1682 psta->no_short_preamble_set = 0;
1683 pmlmepriv->num_sta_no_short_preamble--;
1684 if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
1685 pmlmepriv->num_sta_no_short_preamble == 0) {
1686 beacon_updated = true;
1687 update_beacon(padapter, 0xFF, NULL, true);
1691 if (psta->nonerp_set) {
1692 psta->nonerp_set = 0;
1693 pmlmepriv->num_sta_non_erp--;
1694 if (pmlmepriv->num_sta_non_erp == 0) {
1695 beacon_updated = true;
1696 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1700 if (psta->no_short_slot_time_set) {
1701 psta->no_short_slot_time_set = 0;
1702 pmlmepriv->num_sta_no_short_slot_time--;
1703 if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
1704 pmlmepriv->num_sta_no_short_slot_time == 0) {
1705 beacon_updated = true;
1706 update_beacon(padapter, 0xFF, NULL, true);
1710 if (psta->no_ht_gf_set) {
1711 psta->no_ht_gf_set = 0;
1712 pmlmepriv->num_sta_ht_no_gf--;
1715 if (psta->no_ht_set) {
1716 psta->no_ht_set = 0;
1717 pmlmepriv->num_sta_no_ht--;
1720 if (psta->ht_20mhz_set) {
1721 psta->ht_20mhz_set = 0;
1722 pmlmepriv->num_sta_ht_20mhz--;
1725 if (rtw_ht_operation_update(padapter) > 0) {
1726 update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
1727 update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
1730 /* update associated stations cap. */
1732 DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
1734 return beacon_updated;
1737 u8 ap_free_sta(struct adapter *padapter, struct sta_info *psta,
1738 bool active, u16 reason)
1740 u8 beacon_updated = false;
1741 struct sta_priv *pstapriv = &padapter->stapriv;
1744 return beacon_updated;
1746 /* tear down Rx AMPDU */
1747 send_delba(padapter, 0, psta->hwaddr);/* recipient */
1749 /* tear down TX AMPDU */
1750 send_delba(padapter, 1, psta->hwaddr);/* originator */
1751 psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
1752 psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
1755 issue_deauth(padapter, psta->hwaddr, reason);
1757 /* clear cam entry / key */
1758 rtw_clearstakey_cmd(padapter, (u8 *)psta, (u8)(psta->mac_id + 3), true);
1761 spin_lock_bh(&psta->lock);
1762 psta->state &= ~_FW_LINKED;
1763 spin_unlock_bh(&psta->lock);
1765 rtw_indicate_sta_disassoc_event(padapter, psta);
1767 report_del_sta_event(padapter, psta->hwaddr, reason);
1769 beacon_updated = bss_cap_update_on_sta_leave(padapter, psta);
1771 spin_lock_bh(&(pstapriv->sta_hash_lock));
1772 rtw_free_stainfo(padapter, psta);
1773 spin_unlock_bh(&(pstapriv->sta_hash_lock));
1775 return beacon_updated;
1778 int rtw_ap_inform_ch_switch(struct adapter *padapter, u8 new_ch, u8 ch_offset)
1780 struct list_head *phead, *plist;
1781 struct sta_info *psta = NULL;
1782 struct sta_priv *pstapriv = &padapter->stapriv;
1783 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1784 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1785 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1787 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
1790 DBG_88E(FUNC_NDEV_FMT" with ch:%u, offset:%u\n",
1791 FUNC_NDEV_ARG(padapter->pnetdev), new_ch, ch_offset);
1793 spin_lock_bh(&pstapriv->asoc_list_lock);
1794 phead = &pstapriv->asoc_list;
1795 plist = phead->next;
1797 /* for each sta in asoc_queue */
1798 while (phead != plist) {
1799 psta = container_of(plist, struct sta_info, asoc_list);
1800 plist = plist->next;
1802 issue_action_spct_ch_switch(padapter, psta->hwaddr, new_ch, ch_offset);
1803 psta->expire_to = min_t(unsigned int, pstapriv->expire_to * 2, 5);
1805 spin_unlock_bh(&pstapriv->asoc_list_lock);
1807 issue_action_spct_ch_switch(padapter, bc_addr, new_ch, ch_offset);
1812 int rtw_sta_flush(struct adapter *padapter)
1814 struct list_head *phead, *plist;
1815 struct sta_info *psta = NULL;
1816 struct sta_priv *pstapriv = &padapter->stapriv;
1817 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1818 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1819 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1821 DBG_88E(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
1823 if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
1826 spin_lock_bh(&pstapriv->asoc_list_lock);
1827 phead = &pstapriv->asoc_list;
1828 plist = phead->next;
1830 /* free sta asoc_queue */
1831 while (phead != plist) {
1832 psta = container_of(plist, struct sta_info, asoc_list);
1834 plist = plist->next;
1836 list_del_init(&psta->asoc_list);
1837 pstapriv->asoc_list_cnt--;
1839 ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
1841 spin_unlock_bh(&pstapriv->asoc_list_lock);
1844 issue_deauth(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
1846 associated_clients_update(padapter, true);
1851 /* called > TSR LEVEL for USB or SDIO Interface*/
1852 void sta_info_update(struct adapter *padapter, struct sta_info *psta)
1854 int flags = psta->flags;
1855 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1857 /* update wmm cap. */
1858 if (WLAN_STA_WME&flags)
1859 psta->qos_option = 1;
1861 psta->qos_option = 0;
1863 if (pmlmepriv->qospriv.qos_option == 0)
1864 psta->qos_option = 0;
1866 /* update 802.11n ht cap. */
1867 if (WLAN_STA_HT&flags) {
1868 psta->htpriv.ht_option = true;
1869 psta->qos_option = 1;
1871 psta->htpriv.ht_option = false;
1874 if (!pmlmepriv->htpriv.ht_option)
1875 psta->htpriv.ht_option = false;
1877 update_sta_info_apmode(padapter, psta);
1880 /* called >= TSR LEVEL for USB or SDIO Interface*/
1881 void ap_sta_info_defer_update(struct adapter *padapter, struct sta_info *psta)
1883 if (psta->state & _FW_LINKED) {
1885 add_RATid(padapter, psta, 0);/* DM_RATR_STA_INIT */
1889 void start_ap_mode(struct adapter *padapter)
1892 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1893 struct sta_priv *pstapriv = &padapter->stapriv;
1894 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1895 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1897 pmlmepriv->update_bcn = false;
1899 pmlmeext->bstart_bss = false;
1901 pmlmepriv->num_sta_non_erp = 0;
1903 pmlmepriv->num_sta_no_short_slot_time = 0;
1905 pmlmepriv->num_sta_no_short_preamble = 0;
1907 pmlmepriv->num_sta_ht_no_gf = 0;
1908 pmlmepriv->num_sta_no_ht = 0;
1909 pmlmepriv->num_sta_ht_20mhz = 0;
1911 pmlmepriv->olbc = false;
1913 pmlmepriv->olbc_ht = false;
1915 pmlmepriv->ht_op_mode = 0;
1917 for (i = 0; i < NUM_STA; i++)
1918 pstapriv->sta_aid[i] = NULL;
1920 pmlmepriv->wps_beacon_ie = NULL;
1921 pmlmepriv->wps_probe_resp_ie = NULL;
1922 pmlmepriv->wps_assoc_resp_ie = NULL;
1924 pmlmepriv->p2p_beacon_ie = NULL;
1925 pmlmepriv->p2p_probe_resp_ie = NULL;
1928 INIT_LIST_HEAD(&(pacl_list->acl_node_q.queue));
1930 pacl_list->mode = 0;
1931 for (i = 0; i < NUM_ACL; i++) {
1932 INIT_LIST_HEAD(&pacl_list->aclnode[i].list);
1933 pacl_list->aclnode[i].valid = false;
1937 void stop_ap_mode(struct adapter *padapter)
1939 struct list_head *phead, *plist;
1940 struct rtw_wlan_acl_node *paclnode;
1941 struct sta_info *psta = NULL;
1942 struct sta_priv *pstapriv = &padapter->stapriv;
1943 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1944 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1945 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1946 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1948 pmlmepriv->update_bcn = false;
1949 pmlmeext->bstart_bss = false;
1951 /* reset and init security priv , this can refine with rtw_reset_securitypriv */
1952 memset((unsigned char *)&padapter->securitypriv, 0, sizeof(struct security_priv));
1953 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
1954 padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
1957 spin_lock_bh(&(pacl_node_q->lock));
1958 phead = get_list_head(pacl_node_q);
1959 plist = phead->next;
1960 while (phead != plist) {
1961 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1962 plist = plist->next;
1964 if (paclnode->valid) {
1965 paclnode->valid = false;
1967 list_del_init(&paclnode->list);
1972 spin_unlock_bh(&(pacl_node_q->lock));
1974 DBG_88E("%s, free acl_node_queue, num =%d\n", __func__, pacl_list->num);
1976 rtw_sta_flush(padapter);
1978 /* free_assoc_sta_resources */
1979 rtw_free_all_stainfo(padapter);
1981 psta = rtw_get_bcmc_stainfo(padapter);
1982 spin_lock_bh(&(pstapriv->sta_hash_lock));
1983 rtw_free_stainfo(padapter, psta);
1984 spin_unlock_bh(&(pstapriv->sta_hash_lock));
1986 rtw_init_bcmc_stainfo(padapter);
1988 rtw_free_mlme_priv_ie_data(pmlmepriv);
1991 #endif /* CONFIG_88EU_AP_MODE */