/* any station allocated can be searched by hash list */ struct sta_info *r8712_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { unsigned long irqL; struct list_head *plist, *phead; struct sta_info *psta = NULL; u32 index; if (hwaddr == NULL) return NULL; index = wifi_mac_hash(hwaddr); spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL); phead = &(pstapriv->sta_hash[index]); plist = phead->next; while (!end_of_queue_search(phead, plist)) { psta = container_of(plist, struct sta_info, hash_list); if ((!memcmp(psta->hwaddr, hwaddr, ETH_ALEN))) { /* if found the matched address */ break; } psta = NULL; plist = plist->next; } spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL); return psta; }
struct sta_info *r8712_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { unsigned long irqL; struct list_head *plist, *phead; struct sta_info *psta = NULL; u32 index; if (hwaddr == NULL) return NULL; index = wifi_mac_hash(hwaddr); spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL); phead = &(pstapriv->sta_hash[index]); plist = get_next(phead); while ((end_of_queue_search(phead, plist)) == false) { psta = LIST_CONTAINOR(plist, struct sta_info, hash_list); if ((!memcmp(psta->hwaddr, hwaddr, ETH_ALEN))) { /* */ break; } psta = NULL; plist = get_next(plist); } spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL); return psta; }
struct sta_info *r8712_alloc_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { uint tmp_aid; s32 index; struct list_head *phash_list; struct sta_info *psta; struct __queue *pfree_sta_queue; struct recv_reorder_ctrl *preorder_ctrl; int i = 0; u16 wRxSeqInitialValue = 0xffff; unsigned long flags; pfree_sta_queue = &pstapriv->free_sta_queue; spin_lock_irqsave(&(pfree_sta_queue->lock), flags); if (_queue_empty(pfree_sta_queue) == true) psta = NULL; else { psta = LIST_CONTAINOR(get_next(&pfree_sta_queue->queue), struct sta_info, list); list_delete(&(psta->list)); tmp_aid = psta->aid; _init_stainfo(psta); memcpy(psta->hwaddr, hwaddr, ETH_ALEN); index = wifi_mac_hash(hwaddr); if (index >= NUM_STA) { psta = NULL; goto exit; } phash_list = &(pstapriv->sta_hash[index]); list_insert_tail(&psta->hash_list, phash_list); pstapriv->asoc_sta_count++ ; /* */ for (i = 0; i < 16; i++) memcpy(&psta->sta_recvpriv.rxcache.tid_rxseq[i], &wRxSeqInitialValue, 2); /* */ for (i = 0; i < 16 ; i++) { preorder_ctrl = &psta->recvreorder_ctrl[i]; preorder_ctrl->padapter = pstapriv->padapter; preorder_ctrl->indicate_seq = 0xffff; preorder_ctrl->wend_b = 0xffff; preorder_ctrl->wsize_b = 64; _init_queue(&preorder_ctrl->pending_recvframe_queue); r8712_init_recv_timer(preorder_ctrl); } } exit: spin_unlock_irqrestore(&(pfree_sta_queue->lock), flags); return psta; }
/* 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; }
struct sta_info *r8712_alloc_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { uint tmp_aid; s32 index; struct list_head *phash_list; struct sta_info *psta; struct __queue *pfree_sta_queue; struct recv_reorder_ctrl *preorder_ctrl; int i = 0; u16 wRxSeqInitialValue = 0xffff; unsigned long flags; pfree_sta_queue = &pstapriv->free_sta_queue; spin_lock_irqsave(&(pfree_sta_queue->lock), flags); if (_queue_empty(pfree_sta_queue) == true) psta = NULL; else { psta = LIST_CONTAINOR(get_next(&pfree_sta_queue->queue), struct sta_info, list); list_delete(&(psta->list)); tmp_aid = psta->aid; _init_stainfo(psta); memcpy(psta->hwaddr, hwaddr, ETH_ALEN); index = wifi_mac_hash(hwaddr); if (index >= NUM_STA) { psta = NULL; goto exit; } phash_list = &(pstapriv->sta_hash[index]); list_insert_tail(&psta->hash_list, phash_list); pstapriv->asoc_sta_count++; /* 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++) memcpy(&psta->sta_recvpriv.rxcache.tid_rxseq[i], &wRxSeqInitialValue, 2); /* 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->indicate_seq = 0xffff; preorder_ctrl->wend_b = 0xffff; preorder_ctrl->wsize_b = 64; _init_queue(&preorder_ctrl->pending_recvframe_queue); r8712_init_recv_timer(preorder_ctrl); } } exit: spin_unlock_irqrestore(&(pfree_sta_queue->lock), flags); return psta; }
/* any station allocated can be searched by hash list */ struct sta_info *rtw_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { _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); spin_lock_bh(&pstapriv->sta_hash_lock); phead = &(pstapriv->sta_hash[index]); plist = get_next(phead); while (phead != plist) { psta = LIST_CONTAINOR(plist, struct sta_info, hash_list); if ((!memcmp(psta->hwaddr, addr, ETH_ALEN))) { // if found the matched address break; } psta=NULL; plist = get_next(plist); } spin_unlock_bh(&pstapriv->sta_hash_lock); _func_exit_; return psta; }
/* any station allocated can be searched by hash list */ struct sta_info *get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { _irqL irqL; _list *plist, *phead; struct sta_info *psta = NULL; u32 index; _func_enter_; if(hwaddr==NULL) return NULL; index = wifi_mac_hash(hwaddr); //_enter_critical_bh(&pstapriv->sta_hash_lock, &irqL); _enter_critical(&pstapriv->sta_hash_lock, &irqL); phead = &(pstapriv->sta_hash[index]); plist = get_next(phead); while ((end_of_queue_search(phead, plist)) == _FALSE) { psta = LIST_CONTAINOR(plist, struct sta_info, hash_list); if ((_memcmp(psta->hwaddr,hwaddr, ETH_ALEN))== _TRUE) { // if found the matched address break; } psta=NULL; plist = get_next(plist); } //_exit_critical_bh(&pstapriv->sta_hash_lock, &irqL); _exit_critical(&pstapriv->sta_hash_lock, &irqL); _func_exit_; return psta; }
/* any station allocated can be searched by hash list */ struct sta_info *rtw_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { struct list_head *plist, *phead; struct sta_info *psta = NULL; u32 index; u8 *addr; u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; if (!hwaddr) return NULL; if (IS_MCAST(hwaddr)) addr = bc_addr; else addr = hwaddr; index = wifi_mac_hash(addr); spin_lock_bh(&pstapriv->sta_hash_lock); phead = &(pstapriv->sta_hash[index]); plist = get_next(phead); while (phead != plist) { psta = LIST_CONTAINOR(plist, struct sta_info, hash_list); if ((!memcmp(psta->hwaddr, addr, ETH_ALEN))) /* if found the matched address */ break; psta = NULL; plist = get_next(plist); } spin_unlock_bh(&pstapriv->sta_hash_lock); return psta; }
/* any station allocated can be searched by hash list */ struct sta_info *rtw_get_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { struct list_head *plist, *phead; struct sta_info *psta = NULL; u32 index; u8 *addr; u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; if (!hwaddr) return NULL; if (is_multicast_ether_addr(hwaddr)) addr = bc_addr; else addr = hwaddr; index = wifi_mac_hash(addr); spin_lock_bh(&pstapriv->sta_hash_lock); phead = &pstapriv->sta_hash[index]; plist = phead->next; while (phead != plist) { psta = container_of(plist, struct sta_info, hash_list); if ((!memcmp(psta->hwaddr, addr, ETH_ALEN)) == true) { /* if found the matched address */ break; } psta = NULL; plist = plist->next; } spin_unlock_bh(&pstapriv->sta_hash_lock); return psta; }
struct sta_info *rtw_alloc_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { unsigned long irqL, irqL2; s32 index; struct list_head *phash_list; struct sta_info *psta; struct __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); if (_rtw_queue_empty(pfree_sta_queue) == true) { _exit_critical_bh(&(pfree_sta_queue->lock), &irqL); 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); _rtw_init_stainfo(psta); _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); /* 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; preorder_ctrl->wend_b= 0xffff; 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); /* init for the sequence number of received management frame */ psta->RxMgmtFrameSeqNum = 0xffff; } exit: _func_exit_; return psta; }
//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) { 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; //spin_lock_bh(&(pfree_sta_queue->lock)); spin_lock_bh(&(pstapriv->sta_hash_lock)); if (list_empty(&pfree_sta_queue->queue)) { //spin_unlock_bh(&(pfree_sta_queue->lock)); spin_unlock_bh(&(pstapriv->sta_hash_lock)); psta = NULL; return psta; } else { psta = LIST_CONTAINOR(get_next(&pfree_sta_queue->queue), struct sta_info, list); list_del_init(&(psta->list)); //spin_unlock_bh(&(pfree_sta_queue->lock)); tmp_aid = psta->aid; _rtw_init_stainfo(psta); psta->padapter = pstapriv->padapter; 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]); //spin_lock_bh(&(pstapriv->sta_hash_lock)); list_add_tail(&psta->hash_list, phash_list); pstapriv->asoc_sta_count ++ ; //spin_unlock_bh(&(pstapriv->sta_hash_lock)); // 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++ ) { 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); //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); /* 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: spin_unlock_bh(&(pstapriv->sta_hash_lock)); _func_exit_; return psta; }
struct sta_info *rtw_alloc_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { s32 index; struct list_head *phash_list; struct sta_info *psta; struct __queue *pfree_sta_queue; struct recv_reorder_ctrl *preorder_ctrl; int i = 0; u16 wRxSeqInitialValue = 0xffff; pfree_sta_queue = &pstapriv->free_sta_queue; spin_lock_bh(&pfree_sta_queue->lock); psta = list_first_entry_or_null(&pfree_sta_queue->queue, struct sta_info, list); if (!psta) { spin_unlock_bh(&pfree_sta_queue->lock); } else { list_del_init(&psta->list); spin_unlock_bh(&pfree_sta_queue->lock); _rtw_init_stainfo(psta); memcpy(psta->hwaddr, hwaddr, ETH_ALEN); index = wifi_mac_hash(hwaddr); RT_TRACE(_module_rtl871x_sta_mgt_c_, _drv_info_, ("%s: index=%x", __func__, index)); if (index >= NUM_STA) { RT_TRACE(_module_rtl871x_sta_mgt_c_, _drv_err_, ("ERROR => %s: index >= NUM_STA", __func__)); psta = NULL; goto exit; } phash_list = &pstapriv->sta_hash[index]; spin_lock_bh(&pstapriv->sta_hash_lock); list_add_tail(&psta->hash_list, phash_list); pstapriv->asoc_sta_count++; spin_unlock_bh(&pstapriv->sta_hash_lock); /* 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++) 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 = %pM\n", pstapriv->asoc_sta_count, hwaddr)); init_addba_retry_timer(pstapriv->padapter, psta); /* 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; preorder_ctrl->wend_b = 0xffff; 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; /* init for the sequence number of received management frame */ psta->RxMgmtFrameSeqNum = 0xffff; } exit: return psta; }
//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); if (_rtw_queue_empty(pfree_sta_queue) == _TRUE) { psta = NULL; } else { psta = LIST_CONTAINOR(get_next(&pfree_sta_queue->queue), struct sta_info, list); rtw_list_delete(&(psta->list)); tmp_aid = psta->aid; _rtw_init_stainfo(psta); _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_workitem(&psta->option_workitem, TDLS_option_workitem_callback, psta); init_ch_switch_timer(pstapriv->padapter, psta); init_base_ch_timer(pstapriv->padapter, psta); _init_workitem(&psta->base_ch_workitem, base_channel_workitem_callback, psta); init_off_ch_timer(pstapriv->padapter, psta); _init_workitem(&psta->off_ch_workitem, off_channel_workitem_callback, psta); #endif //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); } } exit: _exit_critical_bh(&(pfree_sta_queue->lock), &irqL); _func_exit_; return psta; }
//struct sta_info *alloc_stainfo(_queue *pfree_sta_queue, unsigned char *hwaddr) struct sta_info *alloc_stainfo(struct sta_priv *pstapriv, u8 *hwaddr) { 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; _spinlock(&(pfree_sta_queue->lock)); if (_queue_empty(pfree_sta_queue) == _TRUE) { psta = NULL; } else { psta = LIST_CONTAINOR(get_next(&pfree_sta_queue->queue), struct sta_info, list); list_delete(&(psta->list)); tmp_aid = psta->aid; _init_stainfo(psta); _memcpy(psta->hwaddr, hwaddr, ETH_ALEN); index = wifi_mac_hash(hwaddr); RT_TRACE(_module_rtl871x_sta_mgt_c_,_drv_info_,("alloc_stainfo: index = %x", index)); if(index >= NUM_STA){ RT_TRACE(_module_rtl871x_sta_mgt_c_,_drv_err_,("ERROR=> alloc_stainfo: index >= NUM_STA")); psta= NULL; goto exit; } phash_list = &(pstapriv->sta_hash[index]); _spinlock(&(pstapriv->sta_hash_lock)); list_insert_tail(&psta->hash_list, phash_list); pstapriv->asoc_sta_count ++ ; _spinunlock(&(pstapriv->sta_hash_lock)); // 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++ ) { _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])); //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; preorder_ctrl->wend_b= 0xffff; //preorder_ctrl->wsize_b = (NR_RECVBUFF-2); preorder_ctrl->wsize_b = 64;//64; _init_queue(&preorder_ctrl->pending_recvframe_queue); init_recv_timer(preorder_ctrl); } } exit: _spinunlock(&(pfree_sta_queue->lock)); _func_exit_; return psta; }