diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8723as/core/rtw_sta_mgt.c')
| -rwxr-xr-x | drivers/net/wireless/rtlwifi/rtl8723as/core/rtw_sta_mgt.c | 878 |
1 files changed, 878 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8723as/core/rtw_sta_mgt.c b/drivers/net/wireless/rtlwifi/rtl8723as/core/rtw_sta_mgt.c new file mode 100755 index 000000000000..721c8cf26655 --- /dev/null +++ b/drivers/net/wireless/rtlwifi/rtl8723as/core/rtw_sta_mgt.c @@ -0,0 +1,878 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * + ******************************************************************************/ +#define _RTW_STA_MGT_C_ + +#include <drv_conf.h> +#include <osdep_service.h> +#include <drv_types.h> +#include <recv_osdep.h> +#include <xmit_osdep.h> +#include <mlme_osdep.h> + + +#if defined (PLATFORM_LINUX) && defined (PLATFORM_WINDOWS) + +#error "Shall be Linux or Windows, but not both!\n" + +#endif + +#include <sta_info.h> + +void _rtw_init_stainfo(struct sta_info *psta); +void _rtw_init_stainfo(struct sta_info *psta) +{ + +_func_enter_; + + _rtw_memset((u8 *)psta, 0, sizeof (struct sta_info)); + + _rtw_spinlock_init(&psta->lock); + _rtw_init_listhead(&psta->list); + _rtw_init_listhead(&psta->hash_list); + //_rtw_init_listhead(&psta->asoc_list); + //_rtw_init_listhead(&psta->sleep_list); + //_rtw_init_listhead(&psta->wakeup_list); + + _rtw_init_queue(&psta->sleep_q); + psta->sleepq_len = 0; + + _rtw_init_sta_xmit_priv(&psta->sta_xmitpriv); + _rtw_init_sta_recv_priv(&psta->sta_recvpriv); + +#ifdef CONFIG_AP_MODE + + _rtw_init_listhead(&psta->asoc_list); + + _rtw_init_listhead(&psta->auth_list); + + psta->expire_to = 0; + + psta->flags = 0; + + psta->capability = 0; + + psta->bpairwise_key_installed = _FALSE; + + +#ifdef CONFIG_NATIVEAP_MLME + psta->nonerp_set = 0; + psta->no_short_slot_time_set = 0; + psta->no_short_preamble_set = 0; + psta->no_ht_gf_set = 0; + psta->no_ht_set = 0; + psta->ht_20mhz_set = 0; +#endif + +#ifdef CONFIG_TX_MCAST2UNI + psta->under_exist_checking = 0; +#endif // CONFIG_TX_MCAST2UNI + + psta->keep_alive_trycnt = 0; + +#endif // CONFIG_AP_MODE + +#ifdef DBG_TRX_STA_PKTS + psta->tx_be_cnt = 0; + psta->tx_bk_cnt = 0; + psta->tx_vi_cnt = 0; + psta->tx_vo_cnt = 0; + + psta->rx_be_cnt = 0; + psta->rx_bk_cnt = 0; + psta->rx_vi_cnt = 0; + psta->rx_vo_cnt = 0; +#endif +_func_exit_; + +} + +u32 _rtw_init_sta_priv(struct sta_priv *pstapriv) +{ + struct sta_info *psta; + s32 i; + +_func_enter_; + + pstapriv->pallocated_stainfo_buf = rtw_zvmalloc (sizeof(struct sta_info) * NUM_STA+ 4); + + if(!pstapriv->pallocated_stainfo_buf) + return _FAIL; + + pstapriv->pstainfo_buf = pstapriv->pallocated_stainfo_buf + 4 - + ((SIZE_PTR)(pstapriv->pallocated_stainfo_buf ) & 3); + + _rtw_init_queue(&pstapriv->free_sta_queue); + + _rtw_spinlock_init(&pstapriv->sta_hash_lock); + + //_rtw_init_queue(&pstapriv->asoc_q); + pstapriv->asoc_sta_count = 0; + _rtw_init_queue(&pstapriv->sleep_q); + _rtw_init_queue(&pstapriv->wakeup_q); + + psta = (struct sta_info *)(pstapriv->pstainfo_buf); + + + for(i = 0; i < NUM_STA; i++) + { + _rtw_init_stainfo(psta); + + _rtw_init_listhead(&(pstapriv->sta_hash[i])); + + rtw_list_insert_tail(&psta->list, get_list_head(&pstapriv->free_sta_queue)); + + psta++; + } + + + +#ifdef CONFIG_AP_MODE + + pstapriv->sta_dz_bitmap = 0; + pstapriv->tim_bitmap = 0; + + _rtw_init_listhead(&pstapriv->asoc_list); + _rtw_init_listhead(&pstapriv->auth_list); + _rtw_spinlock_init(&pstapriv->asoc_list_lock); + _rtw_spinlock_init(&pstapriv->auth_list_lock); + pstapriv->asoc_list_cnt = 0; + pstapriv->auth_list_cnt = 0; + + pstapriv->auth_to = 3; // 3*2 = 6 sec + pstapriv->assoc_to = 3; + //pstapriv->expire_to = 900;// 900*2 = 1800 sec = 30 min, expire after no any traffic. + //pstapriv->expire_to = 30;// 30*2 = 60 sec = 1 min, expire after no any traffic. +#ifdef CONFIG_ACTIVE_KEEP_ALIVE_CHECK + pstapriv->expire_to = 3; // 3*2 = 6 sec +#else + pstapriv->expire_to = 60;// 60*2 = 120 sec = 2 min, expire after no any traffic. +#endif +#ifdef CONFIG_ATMEL_RC_PATCH + _rtw_memset( pstapriv->atmel_rc_pattern, 0, ETH_ALEN); +#endif + pstapriv->max_num_sta = NUM_STA; + +#endif + +_func_exit_; + + return _SUCCESS; + +} + +inline int rtw_stainfo_offset(struct sta_priv *stapriv, struct sta_info *sta) +{ + int offset = (((u8 *)sta) - stapriv->pstainfo_buf)/sizeof(struct sta_info); + + if (!stainfo_offset_valid(offset)) + DBG_871X("%s invalid offset(%d), out of range!!!", __func__, offset); + + return offset; +} + +inline struct sta_info *rtw_get_stainfo_by_offset(struct sta_priv *stapriv, int offset) +{ + if (!stainfo_offset_valid(offset)) + DBG_871X("%s invalid offset(%d), out of range!!!", __func__, offset); + + return (struct sta_info *)(stapriv->pstainfo_buf + offset * sizeof(struct sta_info)); +} + +void _rtw_free_sta_xmit_priv_lock(struct sta_xmit_priv *psta_xmitpriv); +void _rtw_free_sta_xmit_priv_lock(struct sta_xmit_priv *psta_xmitpriv) +{ +_func_enter_; + + _rtw_spinlock_free(&psta_xmitpriv->lock); + + _rtw_spinlock_free(&(psta_xmitpriv->be_q.sta_pending.lock)); + _rtw_spinlock_free(&(psta_xmitpriv->bk_q.sta_pending.lock)); + _rtw_spinlock_free(&(psta_xmitpriv->vi_q.sta_pending.lock)); + _rtw_spinlock_free(&(psta_xmitpriv->vo_q.sta_pending.lock)); +_func_exit_; +} + +static void _rtw_free_sta_recv_priv_lock(struct sta_recv_priv *psta_recvpriv) +{ +_func_enter_; + + _rtw_spinlock_free(&psta_recvpriv->lock); + + _rtw_spinlock_free(&(psta_recvpriv->defrag_q.lock)); + +_func_exit_; + +} + +void rtw_mfree_stainfo(struct sta_info *psta); +void rtw_mfree_stainfo(struct sta_info *psta) +{ +_func_enter_; + + if(&psta->lock != NULL) + _rtw_spinlock_free(&psta->lock); + + _rtw_free_sta_xmit_priv_lock(&psta->sta_xmitpriv); + _rtw_free_sta_recv_priv_lock(&psta->sta_recvpriv); + +_func_exit_; +} + + +// this function is used to free the memory of lock || sema for all stainfos +void rtw_mfree_all_stainfo(struct sta_priv *pstapriv ); +void rtw_mfree_all_stainfo(struct sta_priv *pstapriv ) +{ + _irqL irqL; + _list *plist, *phead; + struct sta_info *psta = NULL; + +_func_enter_; + + _enter_critical_bh(&pstapriv->sta_hash_lock, &irqL); + + phead = get_list_head(&pstapriv->free_sta_queue); + plist = get_next(phead); + + while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) + { + psta = LIST_CONTAINOR(plist, struct sta_info ,list); + plist = get_next(plist); + + rtw_mfree_stainfo(psta); + } + + _exit_critical_bh(&pstapriv->sta_hash_lock, &irqL); + +_func_exit_; + +} + +void rtw_mfree_sta_priv_lock(struct sta_priv *pstapriv); +void rtw_mfree_sta_priv_lock(struct sta_priv *pstapriv) +{ +#ifdef CONFIG_AP_MODE + struct wlan_acl_pool *pacl_list = &pstapriv->acl_list; +#endif + + rtw_mfree_all_stainfo(pstapriv); //be done before free sta_hash_lock + + _rtw_spinlock_free(&pstapriv->free_sta_queue.lock); + + _rtw_spinlock_free(&pstapriv->sta_hash_lock); + _rtw_spinlock_free(&pstapriv->wakeup_q.lock); + _rtw_spinlock_free(&pstapriv->sleep_q.lock); + +#ifdef CONFIG_AP_MODE + _rtw_spinlock_free(&pstapriv->asoc_list_lock); + _rtw_spinlock_free(&pstapriv->auth_list_lock); + _rtw_spinlock_free(&pacl_list->acl_node_q.lock); +#endif + +} + +u32 _rtw_free_sta_priv(struct sta_priv *pstapriv) +{ + _irqL irqL; + _list *phead, *plist; + struct sta_info *psta = NULL; + struct recv_reorder_ctrl *preorder_ctrl; + int index; + +_func_enter_; + if(pstapriv){ + + /* delete all reordering_ctrl_timer */ + _enter_critical_bh(&pstapriv->sta_hash_lock, &irqL); + for(index = 0; index < NUM_STA; index++) + { + phead = &(pstapriv->sta_hash[index]); + plist = get_next(phead); + + while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) + { + int i; + psta = LIST_CONTAINOR(plist, struct sta_info ,hash_list); + plist = get_next(plist); + + for(i=0; i < 16 ; i++) + { + preorder_ctrl = &psta->recvreorder_ctrl[i]; + _cancel_timer_ex(&preorder_ctrl->reordering_ctrl_timer); + } + } + } + _exit_critical_bh(&pstapriv->sta_hash_lock, &irqL); + /*===============================*/ + + rtw_mfree_sta_priv_lock(pstapriv); + + if(pstapriv->pallocated_stainfo_buf) { + rtw_vmfree(pstapriv->pallocated_stainfo_buf, sizeof(struct sta_info)*NUM_STA+4); + } + } + +_func_exit_; + return _SUCCESS; +} + + +//struct sta_info *rtw_alloc_stainfo(_queue *pfree_sta_queue, unsigned char *hwaddr) +struct sta_info *rtw_alloc_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) +{ + _irqL irqL, irqL2; + uint tmp_aid; + s32 index; + _list *phash_list; + struct sta_info *psta; + _queue *pfree_sta_queue; + struct recv_reorder_ctrl *preorder_ctrl; + int i = 0; + u16 wRxSeqInitialValue = 0xffff; + +_func_enter_; + + pfree_sta_queue = &pstapriv->free_sta_queue; + + //_enter_critical_bh(&(pfree_sta_queue->lock), &irqL); + _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL2); + + if (_rtw_queue_empty(pfree_sta_queue) == _TRUE) + { + //_exit_critical_bh(&(pfree_sta_queue->lock), &irqL); + _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL2); + psta = NULL; + } + else + { + psta = LIST_CONTAINOR(get_next(&pfree_sta_queue->queue), struct sta_info, list); + + rtw_list_delete(&(psta->list)); + + //_exit_critical_bh(&(pfree_sta_queue->lock), &irqL); + + tmp_aid = psta->aid; + + _rtw_init_stainfo(psta); + + psta->padapter = pstapriv->padapter; + + _rtw_memcpy(psta->hwaddr, hwaddr, ETH_ALEN); + + index = wifi_mac_hash(hwaddr); + + RT_TRACE(_module_rtl871x_sta_mgt_c_,_drv_info_,("rtw_alloc_stainfo: index = %x", index)); + + if(index >= NUM_STA){ + RT_TRACE(_module_rtl871x_sta_mgt_c_,_drv_err_,("ERROR=> rtw_alloc_stainfo: index >= NUM_STA")); + psta= NULL; + goto exit; + } + phash_list = &(pstapriv->sta_hash[index]); + + //_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL2); + + rtw_list_insert_tail(&psta->hash_list, phash_list); + + pstapriv->asoc_sta_count ++ ; + + //_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL2); + +// Commented by Albert 2009/08/13 +// For the SMC router, the sequence number of first packet of WPS handshake will be 0. +// In this case, this packet will be dropped by recv_decache function if we use the 0x00 as the default value for tid_rxseq variable. +// So, we initialize the tid_rxseq variable as the 0xffff. + + for( i = 0; i < 16; i++ ) + { + _rtw_memcpy( &psta->sta_recvpriv.rxcache.tid_rxseq[ i ], &wRxSeqInitialValue, 2 ); + } + + RT_TRACE(_module_rtl871x_sta_mgt_c_,_drv_info_,("alloc number_%d stainfo with hwaddr = %x %x %x %x %x %x \n", + pstapriv->asoc_sta_count , hwaddr[0], hwaddr[1], hwaddr[2],hwaddr[3],hwaddr[4],hwaddr[5])); + + init_addba_retry_timer(pstapriv->padapter, psta); + +#ifdef CONFIG_TDLS + psta->padapter = pstapriv->padapter; + init_TPK_timer(pstapriv->padapter, psta); + init_ch_switch_timer(pstapriv->padapter, psta); + init_base_ch_timer(pstapriv->padapter, psta); + init_off_ch_timer(pstapriv->padapter, psta); + init_handshake_timer(pstapriv->padapter, psta); + init_tdls_alive_timer(pstapriv->padapter, psta); +#endif //CONFIG_TDLS + + //for A-MPDU Rx reordering buffer control + for(i=0; i < 16 ; i++) + { + preorder_ctrl = &psta->recvreorder_ctrl[i]; + + preorder_ctrl->padapter = pstapriv->padapter; + + preorder_ctrl->enable = _FALSE; + + preorder_ctrl->indicate_seq = 0xffff; + #ifdef DBG_RX_SEQ + DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d\n", __FUNCTION__, __LINE__, + preorder_ctrl->indicate_seq); + #endif + preorder_ctrl->wend_b= 0xffff; + //preorder_ctrl->wsize_b = (NR_RECVBUFF-2); + preorder_ctrl->wsize_b = 64;//64; + + _rtw_init_queue(&preorder_ctrl->pending_recvframe_queue); + + rtw_init_recv_timer(preorder_ctrl); + } + + + //init for DM + psta->rssi_stat.UndecoratedSmoothedPWDB = (-1); + psta->rssi_stat.UndecoratedSmoothedCCK = (-1); +#ifdef CONFIG_ATMEL_RC_PATCH + psta->flag_atmel_rc = 0; +#endif + /* init for the sequence number of received management frame */ + psta->RxMgmtFrameSeqNum = 0xffff; + + //alloc mac id for non-bc/mc station, + rtw_alloc_macid(pstapriv->padapter, psta); + + } + +exit: + + _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL2); + +_func_exit_; + + return psta; + + +} + + +// using pstapriv->sta_hash_lock to protect +u32 rtw_free_stainfo(_adapter *padapter , struct sta_info *psta) +{ + int i; + _irqL irqL0; + _queue *pfree_sta_queue; + struct recv_reorder_ctrl *preorder_ctrl; + struct sta_xmit_priv *pstaxmitpriv; + struct xmit_priv *pxmitpriv= &padapter->xmitpriv; + struct sta_priv *pstapriv = &padapter->stapriv; + struct hw_xmit *phwxmit; + + +_func_enter_; + + if (psta == NULL) + goto exit; + + + _enter_critical_bh(&psta->lock, &irqL0); + psta->state &= ~_FW_LINKED; + _exit_critical_bh(&psta->lock, &irqL0); + + pfree_sta_queue = &pstapriv->free_sta_queue; + + + pstaxmitpriv = &psta->sta_xmitpriv; + + //rtw_list_delete(&psta->sleep_list); + + //rtw_list_delete(&psta->wakeup_list); + + _enter_critical_bh(&pxmitpriv->lock, &irqL0); + + rtw_free_xmitframe_queue(pxmitpriv, &psta->sleep_q); + psta->sleepq_len = 0; + + //vo + //_enter_critical_bh(&(pxmitpriv->vo_pending.lock), &irqL0); + rtw_free_xmitframe_queue( pxmitpriv, &pstaxmitpriv->vo_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->vo_q.tx_pending)); + phwxmit = pxmitpriv->hwxmits; + phwxmit->accnt -= pstaxmitpriv->vo_q.qcnt; + pstaxmitpriv->vo_q.qcnt = 0; + //_exit_critical_bh(&(pxmitpriv->vo_pending.lock), &irqL0); + + //vi + //_enter_critical_bh(&(pxmitpriv->vi_pending.lock), &irqL0); + rtw_free_xmitframe_queue( pxmitpriv, &pstaxmitpriv->vi_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->vi_q.tx_pending)); + phwxmit = pxmitpriv->hwxmits+1; + phwxmit->accnt -= pstaxmitpriv->vi_q.qcnt; + pstaxmitpriv->vi_q.qcnt = 0; + //_exit_critical_bh(&(pxmitpriv->vi_pending.lock), &irqL0); + + //be + //_enter_critical_bh(&(pxmitpriv->be_pending.lock), &irqL0); + rtw_free_xmitframe_queue( pxmitpriv, &pstaxmitpriv->be_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->be_q.tx_pending)); + phwxmit = pxmitpriv->hwxmits+2; + phwxmit->accnt -= pstaxmitpriv->be_q.qcnt; + pstaxmitpriv->be_q.qcnt = 0; + //_exit_critical_bh(&(pxmitpriv->be_pending.lock), &irqL0); + + //bk + //_enter_critical_bh(&(pxmitpriv->bk_pending.lock), &irqL0); + rtw_free_xmitframe_queue( pxmitpriv, &pstaxmitpriv->bk_q.sta_pending); + rtw_list_delete(&(pstaxmitpriv->bk_q.tx_pending)); + phwxmit = pxmitpriv->hwxmits+3; + phwxmit->accnt -= pstaxmitpriv->bk_q.qcnt; + pstaxmitpriv->bk_q.qcnt = 0; + //_exit_critical_bh(&(pxmitpriv->bk_pending.lock), &irqL0); + + _exit_critical_bh(&pxmitpriv->lock, &irqL0); + + rtw_list_delete(&psta->hash_list); + RT_TRACE(_module_rtl871x_sta_mgt_c_,_drv_err_,("\n free number_%d stainfo with hwaddr = 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x \n",pstapriv->asoc_sta_count , psta->hwaddr[0], psta->hwaddr[1], psta->hwaddr[2],psta->hwaddr[3],psta->hwaddr[4],psta->hwaddr[5])); + pstapriv->asoc_sta_count --; + + + // re-init sta_info; 20061114 // will be init in alloc_stainfo + //_rtw_init_sta_xmit_priv(&psta->sta_xmitpriv); + //_rtw_init_sta_recv_priv(&psta->sta_recvpriv); + + _cancel_timer_ex(&psta->addba_retry_timer); + +#ifdef CONFIG_TDLS + _cancel_timer_ex(&psta->TPK_timer); + _cancel_timer_ex(&psta->option_timer); + _cancel_timer_ex(&psta->base_ch_timer); + _cancel_timer_ex(&psta->off_ch_timer); + _cancel_timer_ex(&psta->alive_timer1); + _cancel_timer_ex(&psta->alive_timer2); +#endif //CONFIG_TDLS + + //for A-MPDU Rx reordering buffer control, cancel reordering_ctrl_timer + for(i=0; i < 16 ; i++) + { + _irqL irqL; + _list *phead, *plist; + union recv_frame *prframe; + _queue *ppending_recvframe_queue; + _queue *pfree_recv_queue = &padapter->recvpriv.free_recv_queue; + + preorder_ctrl = &psta->recvreorder_ctrl[i]; + + _cancel_timer_ex(&preorder_ctrl->reordering_ctrl_timer); + + + ppending_recvframe_queue = &preorder_ctrl->pending_recvframe_queue; + + _enter_critical_bh(&ppending_recvframe_queue->lock, &irqL); + + phead = get_list_head(ppending_recvframe_queue); + plist = get_next(phead); + + while(!rtw_is_list_empty(phead)) + { + prframe = LIST_CONTAINOR(plist, union recv_frame, u); + + plist = get_next(plist); + + rtw_list_delete(&(prframe->u.hdr.list)); + + rtw_free_recvframe(prframe, pfree_recv_queue); + } + + _exit_critical_bh(&ppending_recvframe_queue->lock, &irqL); + + } + + if (!(psta->state & WIFI_AP_STATE)) + rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, _FALSE); + + + //release mac id for non-bc/mc station, + rtw_release_macid(pstapriv->padapter, psta); + +#ifdef CONFIG_AP_MODE + +/* + _enter_critical_bh(&pstapriv->asoc_list_lock, &irqL0); + rtw_list_delete(&psta->asoc_list); + _exit_critical_bh(&pstapriv->asoc_list_lock, &irqL0); +*/ + _enter_critical_bh(&pstapriv->auth_list_lock, &irqL0); + if (!rtw_is_list_empty(&psta->auth_list)) { + rtw_list_delete(&psta->auth_list); + pstapriv->auth_list_cnt--; + } + _exit_critical_bh(&pstapriv->auth_list_lock, &irqL0); + + psta->expire_to = 0; +#ifdef CONFIG_ATMEL_RC_PATCH + psta->flag_atmel_rc = 0; +#endif + psta->sleepq_ac_len = 0; + psta->qos_info = 0; + + psta->max_sp_len = 0; + psta->uapsd_bk = 0; + psta->uapsd_be = 0; + psta->uapsd_vi = 0; + psta->uapsd_vo = 0; + + psta->has_legacy_ac = 0; + +#ifdef CONFIG_NATIVEAP_MLME + + pstapriv->sta_dz_bitmap &=~BIT(psta->aid); + pstapriv->tim_bitmap &=~BIT(psta->aid); + + //rtw_indicate_sta_disassoc_event(padapter, psta); + + if ((psta->aid >0)&&(pstapriv->sta_aid[psta->aid - 1] == psta)) + { + pstapriv->sta_aid[psta->aid - 1] = NULL; + psta->aid = 0; + } + +#endif // CONFIG_NATIVEAP_MLME + +#ifdef CONFIG_TX_MCAST2UNI + psta->under_exist_checking = 0; +#endif // CONFIG_TX_MCAST2UNI + +#endif // CONFIG_AP_MODE + + _rtw_spinlock_free(&psta->lock); + + //_enter_critical_bh(&(pfree_sta_queue->lock), &irqL0); + rtw_list_insert_tail(&psta->list, get_list_head(pfree_sta_queue)); + //_exit_critical_bh(&(pfree_sta_queue->lock), &irqL0); + +exit: + +_func_exit_; + + return _SUCCESS; + +} + +// free all stainfo which in sta_hash[all] +void rtw_free_all_stainfo(_adapter *padapter) +{ + _irqL irqL; + _list *plist, *phead; + s32 index; + struct sta_info *psta = NULL; + struct sta_priv *pstapriv = &padapter->stapriv; + struct sta_info* pbcmc_stainfo =rtw_get_bcmc_stainfo( padapter); + +_func_enter_; + + if(pstapriv->asoc_sta_count==1) + goto exit; + + _enter_critical_bh(&pstapriv->sta_hash_lock, &irqL); + + for(index=0; index< NUM_STA; index++) + { + phead = &(pstapriv->sta_hash[index]); + plist = get_next(phead); + + while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) + { + psta = LIST_CONTAINOR(plist, struct sta_info ,hash_list); + + plist = get_next(plist); + + if(pbcmc_stainfo!=psta) + rtw_free_stainfo(padapter , psta); + + } + } + + _exit_critical_bh(&pstapriv->sta_hash_lock, &irqL); + +exit: + +_func_exit_; + +} + +/* any station allocated can be searched by hash list */ +struct sta_info *rtw_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) +{ + + _irqL irqL; + + _list *plist, *phead; + + struct sta_info *psta = NULL; + + u32 index; + + u8 *addr; + + u8 bc_addr[ETH_ALEN] = {0xff,0xff,0xff,0xff,0xff,0xff}; + +_func_enter_; + + if(hwaddr==NULL) + return NULL; + + if(IS_MCAST(hwaddr)) + { + addr = bc_addr; + } + else + { + addr = hwaddr; + } + + index = wifi_mac_hash(addr); + + _enter_critical_bh(&pstapriv->sta_hash_lock, &irqL); + + phead = &(pstapriv->sta_hash[index]); + plist = get_next(phead); + + + while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) + { + + psta = LIST_CONTAINOR(plist, struct sta_info, hash_list); + + if ((_rtw_memcmp(psta->hwaddr, addr, ETH_ALEN))== _TRUE) + { // if found the matched address + break; + } + psta=NULL; + plist = get_next(plist); + } + + _exit_critical_bh(&pstapriv->sta_hash_lock, &irqL); +_func_exit_; + return psta; + +} + +u32 rtw_init_bcmc_stainfo(_adapter* padapter) +{ + + struct sta_info *psta; + struct tx_servq *ptxservq; + u32 res=_SUCCESS; + NDIS_802_11_MAC_ADDRESS bcast_addr= {0xff,0xff,0xff,0xff,0xff,0xff}; + + struct sta_priv *pstapriv = &padapter->stapriv; + //_queue *pstapending = &padapter->xmitpriv.bm_pending; + +_func_enter_; + + psta = rtw_alloc_stainfo(pstapriv, bcast_addr); + + if(psta==NULL){ + res=_FAIL; + RT_TRACE(_module_rtl871x_sta_mgt_c_,_drv_err_,("rtw_alloc_stainfo fail")); + goto exit; + } + + // default broadcast & multicast use macid 1 + psta->mac_id = 1; + + ptxservq= &(psta->sta_xmitpriv.be_q); + +/* + _enter_critical(&pstapending->lock, &irqL0); + + if (rtw_is_list_empty(&ptxservq->tx_pending)) + rtw_list_insert_tail(&ptxservq->tx_pending, get_list_head(pstapending)); + + _exit_critical(&pstapending->lock, &irqL0); +*/ + +exit: +_func_exit_; + return _SUCCESS; + +} + + +struct sta_info* rtw_get_bcmc_stainfo(_adapter* padapter) +{ + struct sta_info *psta; + struct sta_priv *pstapriv = &padapter->stapriv; + u8 bc_addr[ETH_ALEN] = {0xff,0xff,0xff,0xff,0xff,0xff}; +_func_enter_; + psta = rtw_get_stainfo(pstapriv, bc_addr); +_func_exit_; + return psta; + +} + +u8 rtw_access_ctrl(_adapter *padapter, u8 *mac_addr) +{ + u8 res = _TRUE; +#ifdef CONFIG_AP_MODE + _irqL irqL; + _list *plist, *phead; + struct rtw_wlan_acl_node *paclnode; + u8 match = _FALSE; + struct sta_priv *pstapriv = &padapter->stapriv; + struct wlan_acl_pool *pacl_list = &pstapriv->acl_list; + _queue *pacl_node_q =&pacl_list->acl_node_q; + + _enter_critical_bh(&(pacl_node_q->lock), &irqL); + phead = get_list_head(pacl_node_q); + plist = get_next(phead); + while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) + { + paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list); + plist = get_next(plist); + + if(_rtw_memcmp(paclnode->addr, mac_addr, ETH_ALEN)) + { + if(paclnode->valid == _TRUE) + { + match = _TRUE; + break; + } + } + } + _exit_critical_bh(&(pacl_node_q->lock), &irqL); + + + if(pacl_list->mode == 1)//accept unless in deny list + { + res = (match == _TRUE) ? _FALSE:_TRUE; + } + else if(pacl_list->mode == 2)//deny unless in accept list + { + res = (match == _TRUE) ? _TRUE:_FALSE; + } + else + { + res = _TRUE; + } + +#endif + + return res; + +} + |