78 static int sta_info_hash_del(struct ieee80211_local *local,  in sta_info_hash_del()  argument
81 	return rhashtable_remove_fast(&local->sta_hash, &sta->hash_node,  in sta_info_hash_del()
90 	struct ieee80211_local *local = sdata->local;  in __cleanup_single_sta()  local
116 			ieee80211_purge_tx_queue(&local->hw, &txqi->queue);  in __cleanup_single_sta()
122 		local->total_ps_buffered -= skb_queue_len(&sta->ps_tx_buf[ac]);  in __cleanup_single_sta()
123 		ieee80211_purge_tx_queue(&local->hw, &sta->ps_tx_buf[ac]);  in __cleanup_single_sta()
124 		ieee80211_purge_tx_queue(&local->hw, &sta->tx_filtered[ac]);  in __cleanup_single_sta()
143 		ieee80211_purge_tx_queue(&local->hw, &tid_tx->pending);  in __cleanup_single_sta()
151 	struct ieee80211_local *local = sdata->local;  in cleanup_single_sta()  local
154 	sta_info_free(local, sta);  in cleanup_single_sta()
161 	struct ieee80211_local *local = sdata->local;  in sta_info_get()  local
167 	tbl = rht_dereference_rcu(local->sta_hash.tbl, &local->sta_hash);  in sta_info_get()
169 	for_each_sta_info(local, tbl, addr, sta, tmp) {  in sta_info_get()
189 	struct ieee80211_local *local = sdata->local;  in sta_info_get_bss()  local
195 	tbl = rht_dereference_rcu(local->sta_hash.tbl, &local->sta_hash);  in sta_info_get_bss()
197 	for_each_sta_info(local, tbl, addr, sta, tmp) {  in sta_info_get_bss()
214 	struct ieee80211_local *local = sdata->local;  in sta_info_get_by_idx()  local
218 	list_for_each_entry_rcu(sta, &local->sta_list, list) {  in sta_info_get_by_idx()
242 void sta_info_free(struct ieee80211_local *local, struct sta_info *sta)  in sta_info_free()  argument
259 static int sta_info_hash_add(struct ieee80211_local *local,  in sta_info_hash_add()  argument
262 	return rhashtable_insert_fast(&local->sta_hash, &sta->hash_node,  in sta_info_hash_add()
285 static int sta_prepare_rate_control(struct ieee80211_local *local,  in sta_prepare_rate_control()  argument
288 	if (ieee80211_hw_check(&local->hw, HAS_RATE_CONTROL))  in sta_prepare_rate_control()
291 	sta->rate_ctrl = local->rate_ctrl;  in sta_prepare_rate_control()
303 	struct ieee80211_local *local = sdata->local;  in sta_info_alloc()  local
304 	struct ieee80211_hw *hw = &local->hw;  in sta_info_alloc()
332 	sta->local = local;  in sta_info_alloc()
346 	if (local->ops->wake_tx_queue) {  in sta_info_alloc()
362 	if (sta_prepare_rate_control(local, sta, gfp))  in sta_info_alloc()
441 static int sta_info_insert_drv_state(struct ieee80211_local *local,  in sta_info_insert_drv_state()  argument
449 		err = drv_sta_state(local, sdata, sta, state, state + 1);  in sta_info_insert_drv_state()
459 		if (!local->ops->sta_add)  in sta_info_insert_drv_state()
473 		WARN_ON(drv_sta_state(local, sdata, sta, state, state - 1));  in sta_info_insert_drv_state()
485 	struct ieee80211_local *local = sta->local;  in sta_info_insert_finish()  local
490 	lockdep_assert_held(&local->sta_mtx);  in sta_info_insert_finish()
504 	local->num_sta++;  in sta_info_insert_finish()
505 	local->sta_generation++;  in sta_info_insert_finish()
512 	err = sta_info_hash_add(local, sta);  in sta_info_insert_finish()
516 	list_add_tail_rcu(&sta->list, &local->sta_list);  in sta_info_insert_finish()
519 	err = sta_info_insert_drv_state(local, sdata, sta);  in sta_info_insert_finish()
531 	sinfo->generation = local->sta_generation;  in sta_info_insert_finish()
539 	mutex_unlock(&local->sta_mtx);  in sta_info_insert_finish()
546 	sta_info_hash_del(local, sta);  in sta_info_insert_finish()
549 	local->num_sta--;  in sta_info_insert_finish()
553 	mutex_unlock(&local->sta_mtx);  in sta_info_insert_finish()
560 	struct ieee80211_local *local = sta->local;  in sta_info_insert_rcu()  local
571 	mutex_lock(&local->sta_mtx);  in sta_info_insert_rcu()
579 	sta_info_free(local, sta);  in sta_info_insert_rcu()
639 	struct ieee80211_local *local = sta->local;  in __sta_info_recalc_tim()  local
661 	if (ieee80211_hw_check(&local->hw, AP_LINK_PS))  in __sta_info_recalc_tim()
699 	spin_lock_bh(&local->tim_lock);  in __sta_info_recalc_tim()
709 	if (local->ops->set_tim && !WARN_ON(sta->dead)) {  in __sta_info_recalc_tim()
710 		local->tim_in_locked_section = true;  in __sta_info_recalc_tim()
711 		drv_set_tim(local, &sta->sta, indicate_tim);  in __sta_info_recalc_tim()
712 		local->tim_in_locked_section = false;  in __sta_info_recalc_tim()
716 	spin_unlock_bh(&local->tim_lock);  in __sta_info_recalc_tim()
744 static bool sta_info_cleanup_expire_buffered_ac(struct ieee80211_local *local,  in sta_info_cleanup_expire_buffered_ac()  argument
774 		ieee80211_free_txskb(&local->hw, skb);  in sta_info_cleanup_expire_buffered_ac()
800 		local->total_ps_buffered--;  in sta_info_cleanup_expire_buffered_ac()
803 		ieee80211_free_txskb(&local->hw, skb);  in sta_info_cleanup_expire_buffered_ac()
822 static bool sta_info_cleanup_expire_buffered(struct ieee80211_local *local,  in sta_info_cleanup_expire_buffered()  argument
835 			sta_info_cleanup_expire_buffered_ac(local, sta, ac);  in sta_info_cleanup_expire_buffered()
842 	struct ieee80211_local *local;  in __sta_info_destroy_part1()  local
851 	local = sta->local;  in __sta_info_destroy_part1()
854 	lockdep_assert_held(&local->sta_mtx);  in __sta_info_destroy_part1()
865 	ret = sta_info_hash_del(local, sta);  in __sta_info_destroy_part1()
874 		drv_tdls_cancel_channel_switch(local, sdata, &sta->sta);  in __sta_info_destroy_part1()
880 	drv_sta_pre_rcu_remove(local, sta->sdata, sta);  in __sta_info_destroy_part1()
891 	struct ieee80211_local *local = sta->local;  in __sta_info_destroy_part2()  local
902 	lockdep_assert_held(&local->sta_mtx);  in __sta_info_destroy_part2()
905 	ieee80211_free_sta_keys(local, sta);  in __sta_info_destroy_part2()
912 	local->num_sta--;  in __sta_info_destroy_part2()
913 	local->sta_generation++;  in __sta_info_destroy_part2()
924 		ret = drv_sta_state(local, sdata, sta, IEEE80211_STA_NONE,  in __sta_info_destroy_part2()
963 	mutex_lock(&sdata->local->sta_mtx);  in sta_info_destroy_addr()
966 	mutex_unlock(&sdata->local->sta_mtx);  in sta_info_destroy_addr()
977 	mutex_lock(&sdata->local->sta_mtx);  in sta_info_destroy_addr_bss()
980 	mutex_unlock(&sdata->local->sta_mtx);  in sta_info_destroy_addr_bss()
987 	struct ieee80211_local *local = (struct ieee80211_local *) data;  in sta_info_cleanup()  local
992 	list_for_each_entry_rcu(sta, &local->sta_list, list)  in sta_info_cleanup()
993 		if (sta_info_cleanup_expire_buffered(local, sta))  in sta_info_cleanup()
997 	if (local->quiescing)  in sta_info_cleanup()
1003 	mod_timer(&local->sta_cleanup,  in sta_info_cleanup()
1012 int sta_info_init(struct ieee80211_local *local)  in sta_info_init()  argument
1016 	err = rhashtable_init(&local->sta_hash, &sta_rht_params);  in sta_info_init()
1020 	spin_lock_init(&local->tim_lock);  in sta_info_init()
1021 	mutex_init(&local->sta_mtx);  in sta_info_init()
1022 	INIT_LIST_HEAD(&local->sta_list);  in sta_info_init()
1024 	setup_timer(&local->sta_cleanup, sta_info_cleanup,  in sta_info_init()
1025 		    (unsigned long)local);  in sta_info_init()
1029 void sta_info_stop(struct ieee80211_local *local)  in sta_info_stop()  argument
1031 	del_timer_sync(&local->sta_cleanup);  in sta_info_stop()
1032 	rhashtable_destroy(&local->sta_hash);  in sta_info_stop()
1038 	struct ieee80211_local *local = sdata->local;  in __sta_info_flush()  local
1048 	mutex_lock(&local->sta_mtx);  in __sta_info_flush()
1049 	list_for_each_entry_safe(sta, tmp, &local->sta_list, list) {  in __sta_info_flush()
1063 	mutex_unlock(&local->sta_mtx);  in __sta_info_flush()
1071 	struct ieee80211_local *local = sdata->local;  in ieee80211_sta_expire()  local
1074 	mutex_lock(&local->sta_mtx);  in ieee80211_sta_expire()
1076 	list_for_each_entry_safe(sta, tmp, &local->sta_list, list) {  in ieee80211_sta_expire()
1092 	mutex_unlock(&local->sta_mtx);  in ieee80211_sta_expire()
1099 	struct ieee80211_local *local = hw_to_local(hw);  in ieee80211_find_sta_by_ifaddr()  local
1104 	tbl = rht_dereference_rcu(local->sta_hash.tbl, &local->sta_hash);  in ieee80211_find_sta_by_ifaddr()
1110 	for_each_sta_info(local, tbl, addr, sta, tmp) {  in ieee80211_find_sta_by_ifaddr()
1146 	struct ieee80211_local *local = sdata->local;  in ieee80211_sta_ps_deliver_wakeup()  local
1169 	if (!ieee80211_hw_check(&local->hw, AP_LINK_PS))  in ieee80211_sta_ps_deliver_wakeup()
1170 		drv_sta_notify(local, sdata, STA_NOTIFY_AWAKE, &sta->sta);  in ieee80211_sta_ps_deliver_wakeup()
1179 			drv_wake_tx_queue(local, txqi);  in ieee80211_sta_ps_deliver_wakeup()
1205 	ieee80211_add_pending_skbs(local, &pending);  in ieee80211_sta_ps_deliver_wakeup()
1233 	local->total_ps_buffered -= buffered;  in ieee80211_sta_ps_deliver_wakeup()
1249 	struct ieee80211_local *local = sdata->local;  in ieee80211_send_null_response()  local
1269 	skb = dev_alloc_skb(local->hw.extra_tx_headroom + size);  in ieee80211_send_null_response()
1273 	skb_reserve(skb, local->hw.extra_tx_headroom);  in ieee80211_send_null_response()
1308 		drv_allow_buffered_frames(local, sta, BIT(tid), 1,  in ieee80211_send_null_response()
1343 	struct ieee80211_local *local = sdata->local;  in ieee80211_sta_ps_deliver_response()  local
1394 						local->total_ps_buffered--;  in ieee80211_sta_ps_deliver_response()
1528 		drv_allow_buffered_frames(local, sta, tids, num,  in ieee80211_sta_ps_deliver_response()
1531 		ieee80211_add_pending_skbs(local, &pending);  in ieee80211_sta_ps_deliver_response()
1553 		drv_release_buffered_frames(local, sta, driver_release_tids,  in ieee80211_sta_ps_deliver_response()
1636 	trace_api_sta_block_awake(sta->local, pubsta, block);  in ieee80211_sta_block_awake()
1666 	struct ieee80211_local *local = sta->local;  in ieee80211_sta_eosp()  local
1668 	trace_api_eosp(local, pubsta);  in ieee80211_sta_eosp()
1682 	trace_api_sta_set_buffered(sta->local, pubsta, tid, buffered);  in ieee80211_sta_set_buffered()
1735 		int err = drv_sta_state(sta->local, sta->sdata, sta,  in sta_info_move_state()
1836 		sband = sta->local->hw.wiphy->bands[  in sta_set_rate_info_rx()
1862 	struct ieee80211_local *local = sdata->local;  in sta_set_sinfo()  local
1868 		ref = local->rate_ctrl;  in sta_set_sinfo()
1870 	sinfo->generation = sdata->local->sta_generation;  in sta_set_sinfo()
1879 	drv_sta_statistics(local, sdata, &sta->sta, sinfo);  in sta_set_sinfo()
1941 	if (ieee80211_hw_check(&sta->local->hw, SIGNAL_DBM) ||  in sta_set_sinfo()
1942 	    ieee80211_hw_check(&sta->local->hw, SIGNAL_UNSPEC)) {  in sta_set_sinfo()
1997 		    ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) {  in sta_set_sinfo()
2006 		    ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) {  in sta_set_sinfo()
2073 		thr = drv_get_expected_throughput(local, &sta->sta);  in sta_set_sinfo()