79 			     struct sta_info *sta)  in sta_info_hash_del()  argument
81 	return rhashtable_remove_fast(&local->sta_hash, &sta->hash_node,  in sta_info_hash_del()
85 static void __cleanup_single_sta(struct sta_info *sta)  in __cleanup_single_sta()  argument
89 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in __cleanup_single_sta()
93 	if (test_sta_flag(sta, WLAN_STA_PS_STA) ||  in __cleanup_single_sta()
94 	    test_sta_flag(sta, WLAN_STA_PS_DRIVER) ||  in __cleanup_single_sta()
95 	    test_sta_flag(sta, WLAN_STA_PS_DELIVER)) {  in __cleanup_single_sta()
96 		if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||  in __cleanup_single_sta()
97 		    sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)  in __cleanup_single_sta()
104 		clear_sta_flag(sta, WLAN_STA_PS_STA);  in __cleanup_single_sta()
105 		clear_sta_flag(sta, WLAN_STA_PS_DRIVER);  in __cleanup_single_sta()
106 		clear_sta_flag(sta, WLAN_STA_PS_DELIVER);  in __cleanup_single_sta()
111 	if (sta->sta.txq[0]) {  in __cleanup_single_sta()
112 		for (i = 0; i < ARRAY_SIZE(sta->sta.txq); i++) {  in __cleanup_single_sta()
113 			struct txq_info *txqi = to_txq_info(sta->sta.txq[i]);  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()
128 		mesh_sta_cleanup(sta);  in __cleanup_single_sta()
130 	cancel_work_sync(&sta->drv_deliver_wk);  in __cleanup_single_sta()
139 		kfree(sta->ampdu_mlme.tid_start_tx[i]);  in __cleanup_single_sta()
140 		tid_tx = rcu_dereference_raw(sta->ampdu_mlme.tid_tx[i]);  in __cleanup_single_sta()
148 static void cleanup_single_sta(struct sta_info *sta)  in cleanup_single_sta()  argument
150 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in cleanup_single_sta()
153 	__cleanup_single_sta(sta);  in cleanup_single_sta()
154 	sta_info_free(local, sta);  in cleanup_single_sta()
162 	struct sta_info *sta;  in sta_info_get()  local
169 	for_each_sta_info(local, tbl, addr, sta, tmp) {  in sta_info_get()
170 		if (sta->sdata == sdata) {  in sta_info_get()
175 			return sta;  in sta_info_get()
190 	struct sta_info *sta;  in sta_info_get_bss()  local
197 	for_each_sta_info(local, tbl, addr, sta, tmp) {  in sta_info_get_bss()
198 		if (sta->sdata == sdata ||  in sta_info_get_bss()
199 		    (sta->sdata->bss && sta->sdata->bss == sdata->bss)) {  in sta_info_get_bss()
204 			return sta;  in sta_info_get_bss()
215 	struct sta_info *sta;  in sta_info_get_by_idx()  local
218 	list_for_each_entry_rcu(sta, &local->sta_list, list) {  in sta_info_get_by_idx()
219 		if (sdata != sta->sdata)  in sta_info_get_by_idx()
225 		return sta;  in sta_info_get_by_idx()
242 void sta_info_free(struct ieee80211_local *local, struct sta_info *sta)  in sta_info_free()  argument
244 	if (sta->rate_ctrl)  in sta_info_free()
245 		rate_control_free_sta(sta);  in sta_info_free()
247 	sta_dbg(sta->sdata, "Destroyed STA %pM\n", sta->sta.addr);  in sta_info_free()
249 	if (sta->sta.txq[0])  in sta_info_free()
250 		kfree(to_txq_info(sta->sta.txq[0]));  in sta_info_free()
251 	kfree(rcu_dereference_raw(sta->sta.rates));  in sta_info_free()
253 	kfree(sta->mesh);  in sta_info_free()
255 	kfree(sta);  in sta_info_free()
260 			     struct sta_info *sta)  in sta_info_hash_add()  argument
262 	return rhashtable_insert_fast(&local->sta_hash, &sta->hash_node,  in sta_info_hash_add()
268 	struct sta_info *sta;  in sta_deliver_ps_frames()  local
270 	sta = container_of(wk, struct sta_info, drv_deliver_wk);  in sta_deliver_ps_frames()
272 	if (sta->dead)  in sta_deliver_ps_frames()
276 	if (!test_sta_flag(sta, WLAN_STA_PS_STA))  in sta_deliver_ps_frames()
277 		ieee80211_sta_ps_deliver_wakeup(sta);  in sta_deliver_ps_frames()
278 	else if (test_and_clear_sta_flag(sta, WLAN_STA_PSPOLL))  in sta_deliver_ps_frames()
279 		ieee80211_sta_ps_deliver_poll_response(sta);  in sta_deliver_ps_frames()
280 	else if (test_and_clear_sta_flag(sta, WLAN_STA_UAPSD))  in sta_deliver_ps_frames()
281 		ieee80211_sta_ps_deliver_uapsd(sta);  in sta_deliver_ps_frames()
286 				    struct sta_info *sta, gfp_t gfp)  in sta_prepare_rate_control()  argument
291 	sta->rate_ctrl = local->rate_ctrl;  in sta_prepare_rate_control()
292 	sta->rate_ctrl_priv = rate_control_alloc_sta(sta->rate_ctrl,  in sta_prepare_rate_control()
293 						     sta, gfp);  in sta_prepare_rate_control()
294 	if (!sta->rate_ctrl_priv)  in sta_prepare_rate_control()
305 	struct sta_info *sta;  in sta_info_alloc()  local
308 	sta = kzalloc(sizeof(*sta) + hw->sta_data_size, gfp);  in sta_info_alloc()
309 	if (!sta)  in sta_info_alloc()
312 	spin_lock_init(&sta->lock);  in sta_info_alloc()
313 	spin_lock_init(&sta->ps_lock);  in sta_info_alloc()
314 	INIT_WORK(&sta->drv_deliver_wk, sta_deliver_ps_frames);  in sta_info_alloc()
315 	INIT_WORK(&sta->ampdu_mlme.work, ieee80211_ba_session_work);  in sta_info_alloc()
316 	mutex_init(&sta->ampdu_mlme.mtx);  in sta_info_alloc()
319 		sta->mesh = kzalloc(sizeof(*sta->mesh), gfp);  in sta_info_alloc()
320 		if (!sta->mesh)  in sta_info_alloc()
322 		spin_lock_init(&sta->mesh->plink_lock);  in sta_info_alloc()
325 			init_timer(&sta->mesh->plink_timer);  in sta_info_alloc()
326 		sta->mesh->nonpeer_pm = NL80211_MESH_POWER_ACTIVE;  in sta_info_alloc()
330 	memcpy(sta->addr, addr, ETH_ALEN);  in sta_info_alloc()
331 	memcpy(sta->sta.addr, addr, ETH_ALEN);  in sta_info_alloc()
332 	sta->local = local;  in sta_info_alloc()
333 	sta->sdata = sdata;  in sta_info_alloc()
334 	sta->rx_stats.last_rx = jiffies;  in sta_info_alloc()
336 	sta->sta_state = IEEE80211_STA_NONE;  in sta_info_alloc()
339 	sta->reserved_tid = IEEE80211_TID_UNRESERVED;  in sta_info_alloc()
341 	sta->last_connected = ktime_get_seconds();  in sta_info_alloc()
342 	ewma_signal_init(&sta->rx_stats.avg_signal);  in sta_info_alloc()
343 	for (i = 0; i < ARRAY_SIZE(sta->rx_stats.chain_signal_avg); i++)  in sta_info_alloc()
344 		ewma_signal_init(&sta->rx_stats.chain_signal_avg[i]);  in sta_info_alloc()
351 		txq_data = kcalloc(ARRAY_SIZE(sta->sta.txq), size, gfp);  in sta_info_alloc()
355 		for (i = 0; i < ARRAY_SIZE(sta->sta.txq); i++) {  in sta_info_alloc()
358 			ieee80211_init_tx_queue(sdata, sta, txq, i);  in sta_info_alloc()
362 	if (sta_prepare_rate_control(local, sta, gfp))  in sta_info_alloc()
371 		sta->timer_to_tid[i] = i;  in sta_info_alloc()
374 		skb_queue_head_init(&sta->ps_tx_buf[i]);  in sta_info_alloc()
375 		skb_queue_head_init(&sta->tx_filtered[i]);  in sta_info_alloc()
379 		sta->last_seq_ctrl[i] = cpu_to_le16(USHRT_MAX);  in sta_info_alloc()
381 	sta->sta.smps_mode = IEEE80211_SMPS_OFF;  in sta_info_alloc()
394 			sta->known_smps_mode = IEEE80211_SMPS_OFF;  in sta_info_alloc()
397 			sta->known_smps_mode = IEEE80211_SMPS_STATIC;  in sta_info_alloc()
400 			sta->known_smps_mode = IEEE80211_SMPS_DYNAMIC;  in sta_info_alloc()
407 	sta_dbg(sdata, "Allocated STA %pM\n", sta->sta.addr);  in sta_info_alloc()
409 	return sta;  in sta_info_alloc()
412 	if (sta->sta.txq[0])  in sta_info_alloc()
413 		kfree(to_txq_info(sta->sta.txq[0]));  in sta_info_alloc()
416 	kfree(sta->mesh);  in sta_info_alloc()
418 	kfree(sta);  in sta_info_alloc()
422 static int sta_info_insert_check(struct sta_info *sta)  in sta_info_insert_check()  argument
424 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in sta_info_insert_check()
434 	if (WARN_ON(ether_addr_equal(sta->sta.addr, sdata->vif.addr) ||  in sta_info_insert_check()
435 		    is_multicast_ether_addr(sta->sta.addr)))  in sta_info_insert_check()
443 				     struct sta_info *sta)  in sta_info_insert_drv_state()  argument
448 	for (state = IEEE80211_STA_NOTEXIST; state < sta->sta_state; state++) {  in sta_info_insert_drv_state()
449 		err = drv_sta_state(local, sdata, sta, state, state + 1);  in sta_info_insert_drv_state()
460 			sta->uploaded = true;  in sta_info_insert_drv_state()
467 			   sta->sta.addr, state + 1, err);  in sta_info_insert_drv_state()
473 		WARN_ON(drv_sta_state(local, sdata, sta, state, state - 1));  in sta_info_insert_drv_state()
483 static int sta_info_insert_finish(struct sta_info *sta) __acquires(RCU)  in sta_info_insert_finish()  argument
485 	struct ieee80211_local *local = sta->local;  in sta_info_insert_finish()
486 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in sta_info_insert_finish()
499 	if (sta_info_get_bss(sdata, sta->sta.addr)) {  in sta_info_insert_finish()
509 	set_sta_flag(sta, WLAN_STA_BLOCK_BA);  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()
523 	set_sta_flag(sta, WLAN_STA_INSERTED);  in sta_info_insert_finish()
525 	clear_sta_flag(sta, WLAN_STA_BLOCK_BA);  in sta_info_insert_finish()
528 	ieee80211_sta_debugfs_add(sta);  in sta_info_insert_finish()
529 	rate_control_add_sta_debugfs(sta);  in sta_info_insert_finish()
532 	cfg80211_new_sta(sdata->dev, sta->sta.addr, sinfo, GFP_KERNEL);  in sta_info_insert_finish()
535 	sta_dbg(sdata, "Inserted STA %pM\n", sta->sta.addr);  in sta_info_insert_finish()
546 	sta_info_hash_del(local, sta);  in sta_info_insert_finish()
547 	list_del_rcu(&sta->list);  in sta_info_insert_finish()
551 	__cleanup_single_sta(sta);  in sta_info_insert_finish()
558 int sta_info_insert_rcu(struct sta_info *sta) __acquires(RCU)  in sta_info_insert_rcu()  argument
560 	struct ieee80211_local *local = sta->local;  in sta_info_insert_rcu()
565 	err = sta_info_insert_check(sta);  in sta_info_insert_rcu()
573 	err = sta_info_insert_finish(sta);  in sta_info_insert_rcu()
579 	sta_info_free(local, sta);  in sta_info_insert_rcu()
583 int sta_info_insert(struct sta_info *sta)  in sta_info_insert()  argument
585 	int err = sta_info_insert_rcu(sta);  in sta_info_insert()
637 static void __sta_info_recalc_tim(struct sta_info *sta, bool ignore_pending)  in __sta_info_recalc_tim()  argument
639 	struct ieee80211_local *local = sta->local;  in __sta_info_recalc_tim()
642 	u8 ignore_for_tim = sta->sta.uapsd_queues;  in __sta_info_recalc_tim()
644 	u16 id = sta->sta.aid;  in __sta_info_recalc_tim()
646 	if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||  in __sta_info_recalc_tim()
647 	    sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {  in __sta_info_recalc_tim()
648 		if (WARN_ON_ONCE(!sta->sdata->bss))  in __sta_info_recalc_tim()
651 		ps = &sta->sdata->bss->ps;  in __sta_info_recalc_tim()
653 	} else if (ieee80211_vif_is_mesh(&sta->sdata->vif)) {  in __sta_info_recalc_tim()
654 		ps = &sta->sdata->u.mesh.ps;  in __sta_info_recalc_tim()
664 	if (sta->dead)  in __sta_info_recalc_tim()
685 		indicate_tim |= !skb_queue_empty(&sta->tx_filtered[ac]) ||  in __sta_info_recalc_tim()
686 				!skb_queue_empty(&sta->ps_tx_buf[ac]);  in __sta_info_recalc_tim()
693 			sta->driver_buffered_tids & tids;  in __sta_info_recalc_tim()
695 			sta->txq_buffered_tids & tids;  in __sta_info_recalc_tim()
709 	if (local->ops->set_tim && !WARN_ON(sta->dead)) {  in __sta_info_recalc_tim()
711 		drv_set_tim(local, &sta->sta, indicate_tim);  in __sta_info_recalc_tim()
719 void sta_info_recalc_tim(struct sta_info *sta)  in sta_info_recalc_tim()  argument
721 	__sta_info_recalc_tim(sta, false);  in sta_info_recalc_tim()
724 static bool sta_info_buffer_expired(struct sta_info *sta, struct sk_buff *skb)  in sta_info_buffer_expired()  argument
735 	timeout = (sta->listen_interval *  in sta_info_buffer_expired()
736 		   sta->sdata->vif.bss_conf.beacon_int *  in sta_info_buffer_expired()
745 						struct sta_info *sta, int ac)  in sta_info_cleanup_expire_buffered_ac()  argument
758 		spin_lock_irqsave(&sta->tx_filtered[ac].lock, flags);  in sta_info_cleanup_expire_buffered_ac()
759 		skb = skb_peek(&sta->tx_filtered[ac]);  in sta_info_cleanup_expire_buffered_ac()
760 		if (sta_info_buffer_expired(sta, skb))  in sta_info_cleanup_expire_buffered_ac()
761 			skb = __skb_dequeue(&sta->tx_filtered[ac]);  in sta_info_cleanup_expire_buffered_ac()
764 		spin_unlock_irqrestore(&sta->tx_filtered[ac].lock, flags);  in sta_info_cleanup_expire_buffered_ac()
784 		spin_lock_irqsave(&sta->ps_tx_buf[ac].lock, flags);  in sta_info_cleanup_expire_buffered_ac()
785 		skb = skb_peek(&sta->ps_tx_buf[ac]);  in sta_info_cleanup_expire_buffered_ac()
786 		if (sta_info_buffer_expired(sta, skb))  in sta_info_cleanup_expire_buffered_ac()
787 			skb = __skb_dequeue(&sta->ps_tx_buf[ac]);  in sta_info_cleanup_expire_buffered_ac()
790 		spin_unlock_irqrestore(&sta->ps_tx_buf[ac].lock, flags);  in sta_info_cleanup_expire_buffered_ac()
801 		ps_dbg(sta->sdata, "Buffered frame expired (STA %pM)\n",  in sta_info_cleanup_expire_buffered_ac()
802 		       sta->sta.addr);  in sta_info_cleanup_expire_buffered_ac()
811 	sta_info_recalc_tim(sta);  in sta_info_cleanup_expire_buffered_ac()
818 	return !(skb_queue_empty(&sta->ps_tx_buf[ac]) &&  in sta_info_cleanup_expire_buffered_ac()
819 		 skb_queue_empty(&sta->tx_filtered[ac]));  in sta_info_cleanup_expire_buffered_ac()
823 					     struct sta_info *sta)  in sta_info_cleanup_expire_buffered()  argument
829 	if (!sta->sdata->bss &&  in sta_info_cleanup_expire_buffered()
830 	    !ieee80211_vif_is_mesh(&sta->sdata->vif))  in sta_info_cleanup_expire_buffered()
835 			sta_info_cleanup_expire_buffered_ac(local, sta, ac);  in sta_info_cleanup_expire_buffered()
840 static int __must_check __sta_info_destroy_part1(struct sta_info *sta)  in __sta_info_destroy_part1()  argument
848 	if (!sta)  in __sta_info_destroy_part1()
851 	local = sta->local;  in __sta_info_destroy_part1()
852 	sdata = sta->sdata;  in __sta_info_destroy_part1()
862 	set_sta_flag(sta, WLAN_STA_BLOCK_BA);  in __sta_info_destroy_part1()
863 	ieee80211_sta_tear_down_BA_sessions(sta, AGG_STOP_DESTROY_STA);  in __sta_info_destroy_part1()
865 	ret = sta_info_hash_del(local, sta);  in __sta_info_destroy_part1()
873 	if (test_sta_flag(sta, WLAN_STA_TDLS_OFF_CHANNEL)) {  in __sta_info_destroy_part1()
874 		drv_tdls_cancel_channel_switch(local, sdata, &sta->sta);  in __sta_info_destroy_part1()
875 		clear_sta_flag(sta, WLAN_STA_TDLS_OFF_CHANNEL);  in __sta_info_destroy_part1()
878 	list_del_rcu(&sta->list);  in __sta_info_destroy_part1()
880 	drv_sta_pre_rcu_remove(local, sta->sdata, sta);  in __sta_info_destroy_part1()
883 	    rcu_access_pointer(sdata->u.vlan.sta) == sta)  in __sta_info_destroy_part1()
884 		RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);  in __sta_info_destroy_part1()
889 static void __sta_info_destroy_part2(struct sta_info *sta)  in __sta_info_destroy_part2()  argument
891 	struct ieee80211_local *local = sta->local;  in __sta_info_destroy_part2()
892 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in __sta_info_destroy_part2()
905 	ieee80211_free_sta_keys(local, sta);  in __sta_info_destroy_part2()
908 	__sta_info_recalc_tim(sta, true);  in __sta_info_destroy_part2()
910 	sta->dead = true;  in __sta_info_destroy_part2()
915 	while (sta->sta_state > IEEE80211_STA_NONE) {  in __sta_info_destroy_part2()
916 		ret = sta_info_move_state(sta, sta->sta_state - 1);  in __sta_info_destroy_part2()
923 	if (sta->uploaded) {  in __sta_info_destroy_part2()
924 		ret = drv_sta_state(local, sdata, sta, IEEE80211_STA_NONE,  in __sta_info_destroy_part2()
929 	sta_dbg(sdata, "Removed STA %pM\n", sta->sta.addr);  in __sta_info_destroy_part2()
933 		sta_set_sinfo(sta, sinfo);  in __sta_info_destroy_part2()
934 	cfg80211_del_sta_sinfo(sdata->dev, sta->sta.addr, sinfo, GFP_KERNEL);  in __sta_info_destroy_part2()
937 	rate_control_remove_sta_debugfs(sta);  in __sta_info_destroy_part2()
938 	ieee80211_sta_debugfs_remove(sta);  in __sta_info_destroy_part2()
941 	cleanup_single_sta(sta);  in __sta_info_destroy_part2()
944 int __must_check __sta_info_destroy(struct sta_info *sta)  in __sta_info_destroy()  argument
946 	int err = __sta_info_destroy_part1(sta);  in __sta_info_destroy()
953 	__sta_info_destroy_part2(sta);  in __sta_info_destroy()
960 	struct sta_info *sta;  in sta_info_destroy_addr()  local
964 	sta = sta_info_get(sdata, addr);  in sta_info_destroy_addr()
965 	ret = __sta_info_destroy(sta);  in sta_info_destroy_addr()
974 	struct sta_info *sta;  in sta_info_destroy_addr_bss()  local
978 	sta = sta_info_get_bss(sdata, addr);  in sta_info_destroy_addr_bss()
979 	ret = __sta_info_destroy(sta);  in sta_info_destroy_addr_bss()
988 	struct sta_info *sta;  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()
1039 	struct sta_info *sta, *tmp;  in __sta_info_flush()  local
1049 	list_for_each_entry_safe(sta, tmp, &local->sta_list, list) {  in __sta_info_flush()
1050 		if (sdata == sta->sdata ||  in __sta_info_flush()
1051 		    (vlans && sdata->bss == sta->sdata->bss)) {  in __sta_info_flush()
1052 			if (!WARN_ON(__sta_info_destroy_part1(sta)))  in __sta_info_flush()
1053 				list_add(&sta->free_list, &free_list);  in __sta_info_flush()
1060 		list_for_each_entry_safe(sta, tmp, &free_list, free_list)  in __sta_info_flush()
1061 			__sta_info_destroy_part2(sta);  in __sta_info_flush()
1072 	struct sta_info *sta, *tmp;  in ieee80211_sta_expire()  local
1076 	list_for_each_entry_safe(sta, tmp, &local->sta_list, list) {  in ieee80211_sta_expire()
1077 		if (sdata != sta->sdata)  in ieee80211_sta_expire()
1080 		if (time_after(jiffies, sta->rx_stats.last_rx + exp_time)) {  in ieee80211_sta_expire()
1081 			sta_dbg(sta->sdata, "expiring inactive STA %pM\n",  in ieee80211_sta_expire()
1082 				sta->sta.addr);  in ieee80211_sta_expire()
1085 			    test_sta_flag(sta, WLAN_STA_PS_STA))  in ieee80211_sta_expire()
1088 			WARN_ON(__sta_info_destroy(sta));  in ieee80211_sta_expire()
1100 	struct sta_info *sta;  in ieee80211_find_sta_by_ifaddr()  local
1110 	for_each_sta_info(local, tbl, addr, sta, tmp) {  in ieee80211_find_sta_by_ifaddr()
1112 		    !ether_addr_equal(sta->sdata->vif.addr, localaddr))  in ieee80211_find_sta_by_ifaddr()
1114 		if (!sta->uploaded)  in ieee80211_find_sta_by_ifaddr()
1116 		return &sta->sta;  in ieee80211_find_sta_by_ifaddr()
1126 	struct sta_info *sta;  in ieee80211_find_sta()  local
1131 	sta = sta_info_get_bss(vif_to_sdata(vif), addr);  in ieee80211_find_sta()
1132 	if (!sta)  in ieee80211_find_sta()
1135 	if (!sta->uploaded)  in ieee80211_find_sta()
1138 	return &sta->sta;  in ieee80211_find_sta()
1143 void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta)  in ieee80211_sta_ps_deliver_wakeup()  argument
1145 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in ieee80211_sta_ps_deliver_wakeup()
1163 	clear_sta_flag(sta, WLAN_STA_SP);  in ieee80211_sta_ps_deliver_wakeup()
1166 	sta->driver_buffered_tids = 0;  in ieee80211_sta_ps_deliver_wakeup()
1167 	sta->txq_buffered_tids = 0;  in ieee80211_sta_ps_deliver_wakeup()
1170 		drv_sta_notify(local, sdata, STA_NOTIFY_AWAKE, &sta->sta);  in ieee80211_sta_ps_deliver_wakeup()
1172 	if (sta->sta.txq[0]) {  in ieee80211_sta_ps_deliver_wakeup()
1173 		for (i = 0; i < ARRAY_SIZE(sta->sta.txq); i++) {  in ieee80211_sta_ps_deliver_wakeup()
1174 			struct txq_info *txqi = to_txq_info(sta->sta.txq[i]);  in ieee80211_sta_ps_deliver_wakeup()
1186 	spin_lock(&sta->ps_lock);  in ieee80211_sta_ps_deliver_wakeup()
1191 		spin_lock_irqsave(&sta->tx_filtered[ac].lock, flags);  in ieee80211_sta_ps_deliver_wakeup()
1192 		skb_queue_splice_tail_init(&sta->tx_filtered[ac], &pending);  in ieee80211_sta_ps_deliver_wakeup()
1193 		spin_unlock_irqrestore(&sta->tx_filtered[ac].lock, flags);  in ieee80211_sta_ps_deliver_wakeup()
1198 		spin_lock_irqsave(&sta->ps_tx_buf[ac].lock, flags);  in ieee80211_sta_ps_deliver_wakeup()
1199 		skb_queue_splice_tail_init(&sta->ps_tx_buf[ac], &pending);  in ieee80211_sta_ps_deliver_wakeup()
1200 		spin_unlock_irqrestore(&sta->ps_tx_buf[ac].lock, flags);  in ieee80211_sta_ps_deliver_wakeup()
1208 	clear_sta_flag(sta, WLAN_STA_PS_DELIVER);  in ieee80211_sta_ps_deliver_wakeup()
1213 	clear_sta_flag(sta, WLAN_STA_PSPOLL);  in ieee80211_sta_ps_deliver_wakeup()
1214 	clear_sta_flag(sta, WLAN_STA_UAPSD);  in ieee80211_sta_ps_deliver_wakeup()
1215 	spin_unlock(&sta->ps_lock);  in ieee80211_sta_ps_deliver_wakeup()
1221 	    !ieee80211_smps_is_restrictive(sta->known_smps_mode,  in ieee80211_sta_ps_deliver_wakeup()
1223 	    sta->known_smps_mode != sdata->bss->req_smps &&  in ieee80211_sta_ps_deliver_wakeup()
1224 	    sta_info_tx_streams(sta) != 1) {  in ieee80211_sta_ps_deliver_wakeup()
1227 		       sta->sta.addr);  in ieee80211_sta_ps_deliver_wakeup()
1229 					   sta->sta.addr,  in ieee80211_sta_ps_deliver_wakeup()
1235 	sta_info_recalc_tim(sta);  in ieee80211_sta_ps_deliver_wakeup()
1239 	       sta->sta.addr, sta->sta.aid, filtered, buffered);  in ieee80211_sta_ps_deliver_wakeup()
1241 	ieee80211_check_fast_xmit(sta);  in ieee80211_sta_ps_deliver_wakeup()
1245 					 struct sta_info *sta, int tid,  in ieee80211_send_null_response()  argument
1254 	bool qos = sta->sta.wme;  in ieee80211_send_null_response()
1278 	memcpy(nullfunc->addr1, sta->sta.addr, ETH_ALEN);  in ieee80211_send_null_response()
1308 		drv_allow_buffered_frames(local, sta, BIT(tid), 1,  in ieee80211_send_null_response()
1322 	ieee80211_xmit(sdata, sta, skb);  in ieee80211_send_null_response()
1338 ieee80211_sta_ps_deliver_response(struct sta_info *sta,  in ieee80211_sta_ps_deliver_response()  argument
1342 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in ieee80211_sta_ps_deliver_response()
1350 	set_sta_flag(sta, WLAN_STA_SP);  in ieee80211_sta_ps_deliver_response()
1367 			driver_release_tids |= sta->driver_buffered_tids & tids;  in ieee80211_sta_ps_deliver_response()
1368 			driver_release_tids |= sta->txq_buffered_tids & tids;  in ieee80211_sta_ps_deliver_response()
1389 				skb = skb_dequeue(&sta->tx_filtered[ac]);  in ieee80211_sta_ps_deliver_response()
1392 						&sta->ps_tx_buf[ac]);  in ieee80211_sta_ps_deliver_response()
1407 		if (!skb_queue_empty(&sta->tx_filtered[ac]) ||  in ieee80211_sta_ps_deliver_response()
1408 		    !skb_queue_empty(&sta->ps_tx_buf[ac])) {  in ieee80211_sta_ps_deliver_response()
1435 		ieee80211_send_null_response(sdata, sta, tid, reason, true);  in ieee80211_sta_ps_deliver_response()
1528 		drv_allow_buffered_frames(local, sta, tids, num,  in ieee80211_sta_ps_deliver_response()
1535 				sdata, sta, find_highest_prio_tid(tids),  in ieee80211_sta_ps_deliver_response()
1538 		sta_info_recalc_tim(sta);  in ieee80211_sta_ps_deliver_response()
1540 		unsigned long tids = sta->txq_buffered_tids & driver_release_tids;  in ieee80211_sta_ps_deliver_response()
1553 		drv_release_buffered_frames(local, sta, driver_release_tids,  in ieee80211_sta_ps_deliver_response()
1566 		if (!sta->sta.txq[0])  in ieee80211_sta_ps_deliver_response()
1569 		for (tid = 0; tid < ARRAY_SIZE(sta->sta.txq); tid++) {  in ieee80211_sta_ps_deliver_response()
1570 			struct txq_info *txqi = to_txq_info(sta->sta.txq[tid]);  in ieee80211_sta_ps_deliver_response()
1575 			sta_info_recalc_tim(sta);  in ieee80211_sta_ps_deliver_response()
1581 void ieee80211_sta_ps_deliver_poll_response(struct sta_info *sta)  in ieee80211_sta_ps_deliver_poll_response()  argument
1583 	u8 ignore_for_response = sta->sta.uapsd_queues;  in ieee80211_sta_ps_deliver_poll_response()
1593 	ieee80211_sta_ps_deliver_response(sta, 1, ignore_for_response,  in ieee80211_sta_ps_deliver_poll_response()
1597 void ieee80211_sta_ps_deliver_uapsd(struct sta_info *sta)  in ieee80211_sta_ps_deliver_uapsd()  argument
1599 	int n_frames = sta->sta.max_sp;  in ieee80211_sta_ps_deliver_uapsd()
1600 	u8 delivery_enabled = sta->sta.uapsd_queues;  in ieee80211_sta_ps_deliver_uapsd()
1611 	switch (sta->sta.max_sp) {  in ieee80211_sta_ps_deliver_uapsd()
1627 	ieee80211_sta_ps_deliver_response(sta, n_frames, ~delivery_enabled,  in ieee80211_sta_ps_deliver_uapsd()
1634 	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);  in ieee80211_sta_block_awake()  local
1636 	trace_api_sta_block_awake(sta->local, pubsta, block);  in ieee80211_sta_block_awake()
1639 		set_sta_flag(sta, WLAN_STA_PS_DRIVER);  in ieee80211_sta_block_awake()
1640 		ieee80211_clear_fast_xmit(sta);  in ieee80211_sta_block_awake()
1644 	if (!test_sta_flag(sta, WLAN_STA_PS_DRIVER))  in ieee80211_sta_block_awake()
1647 	if (!test_sta_flag(sta, WLAN_STA_PS_STA)) {  in ieee80211_sta_block_awake()
1648 		set_sta_flag(sta, WLAN_STA_PS_DELIVER);  in ieee80211_sta_block_awake()
1649 		clear_sta_flag(sta, WLAN_STA_PS_DRIVER);  in ieee80211_sta_block_awake()
1650 		ieee80211_queue_work(hw, &sta->drv_deliver_wk);  in ieee80211_sta_block_awake()
1651 	} else if (test_sta_flag(sta, WLAN_STA_PSPOLL) ||  in ieee80211_sta_block_awake()
1652 		   test_sta_flag(sta, WLAN_STA_UAPSD)) {  in ieee80211_sta_block_awake()
1654 		clear_sta_flag(sta, WLAN_STA_PS_DRIVER);  in ieee80211_sta_block_awake()
1655 		ieee80211_queue_work(hw, &sta->drv_deliver_wk);  in ieee80211_sta_block_awake()
1657 		clear_sta_flag(sta, WLAN_STA_PS_DRIVER);  in ieee80211_sta_block_awake()
1658 		ieee80211_check_fast_xmit(sta);  in ieee80211_sta_block_awake()
1665 	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);  in ieee80211_sta_eosp()  local
1666 	struct ieee80211_local *local = sta->local;  in ieee80211_sta_eosp()
1670 	clear_sta_flag(sta, WLAN_STA_SP);  in ieee80211_sta_eosp()
1677 	struct sta_info *sta = container_of(pubsta, struct sta_info, sta);  in ieee80211_sta_set_buffered()  local
1682 	trace_api_sta_set_buffered(sta->local, pubsta, tid, buffered);  in ieee80211_sta_set_buffered()
1685 		set_bit(tid, &sta->driver_buffered_tids);  in ieee80211_sta_set_buffered()
1687 		clear_bit(tid, &sta->driver_buffered_tids);  in ieee80211_sta_set_buffered()
1689 	sta_info_recalc_tim(sta);  in ieee80211_sta_set_buffered()
1693 int sta_info_move_state(struct sta_info *sta,  in sta_info_move_state()  argument
1698 	if (sta->sta_state == new_state)  in sta_info_move_state()
1705 		if (sta->sta_state != IEEE80211_STA_AUTH)  in sta_info_move_state()
1709 		if (sta->sta_state != IEEE80211_STA_NONE &&  in sta_info_move_state()
1710 		    sta->sta_state != IEEE80211_STA_ASSOC)  in sta_info_move_state()
1714 		if (sta->sta_state != IEEE80211_STA_AUTH &&  in sta_info_move_state()
1715 		    sta->sta_state != IEEE80211_STA_AUTHORIZED)  in sta_info_move_state()
1719 		if (sta->sta_state != IEEE80211_STA_ASSOC)  in sta_info_move_state()
1727 	sta_dbg(sta->sdata, "moving STA %pM to state %d\n",  in sta_info_move_state()
1728 		sta->sta.addr, new_state);  in sta_info_move_state()
1734 	if (test_sta_flag(sta, WLAN_STA_INSERTED)) {  in sta_info_move_state()
1735 		int err = drv_sta_state(sta->local, sta->sdata, sta,  in sta_info_move_state()
1736 					sta->sta_state, new_state);  in sta_info_move_state()
1745 		if (sta->sta_state == IEEE80211_STA_AUTH)  in sta_info_move_state()
1746 			clear_bit(WLAN_STA_AUTH, &sta->_flags);  in sta_info_move_state()
1749 		if (sta->sta_state == IEEE80211_STA_NONE)  in sta_info_move_state()
1750 			set_bit(WLAN_STA_AUTH, &sta->_flags);  in sta_info_move_state()
1751 		else if (sta->sta_state == IEEE80211_STA_ASSOC)  in sta_info_move_state()
1752 			clear_bit(WLAN_STA_ASSOC, &sta->_flags);  in sta_info_move_state()
1755 		if (sta->sta_state == IEEE80211_STA_AUTH) {  in sta_info_move_state()
1756 			set_bit(WLAN_STA_ASSOC, &sta->_flags);  in sta_info_move_state()
1757 		} else if (sta->sta_state == IEEE80211_STA_AUTHORIZED) {  in sta_info_move_state()
1758 			if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||  in sta_info_move_state()
1759 			    (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&  in sta_info_move_state()
1760 			     !sta->sdata->u.vlan.sta))  in sta_info_move_state()
1761 				atomic_dec(&sta->sdata->bss->num_mcast_sta);  in sta_info_move_state()
1762 			clear_bit(WLAN_STA_AUTHORIZED, &sta->_flags);  in sta_info_move_state()
1763 			ieee80211_clear_fast_xmit(sta);  in sta_info_move_state()
1767 		if (sta->sta_state == IEEE80211_STA_ASSOC) {  in sta_info_move_state()
1768 			if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||  in sta_info_move_state()
1769 			    (sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&  in sta_info_move_state()
1770 			     !sta->sdata->u.vlan.sta))  in sta_info_move_state()
1771 				atomic_inc(&sta->sdata->bss->num_mcast_sta);  in sta_info_move_state()
1772 			set_bit(WLAN_STA_AUTHORIZED, &sta->_flags);  in sta_info_move_state()
1773 			ieee80211_check_fast_xmit(sta);  in sta_info_move_state()
1780 	sta->sta_state = new_state;  in sta_info_move_state()
1785 u8 sta_info_tx_streams(struct sta_info *sta)  in sta_info_tx_streams()  argument
1787 	struct ieee80211_sta_ht_cap *ht_cap = &sta->sta.ht_cap;  in sta_info_tx_streams()
1790 	if (!sta->sta.ht_cap.ht_supported)  in sta_info_tx_streams()
1793 	if (sta->sta.vht_cap.vht_supported) {  in sta_info_tx_streams()
1796 			le16_to_cpu(sta->sta.vht_cap.vht_mcs.tx_mcs_map);  in sta_info_tx_streams()
1820 static void sta_set_rate_info_rx(struct sta_info *sta, struct rate_info *rinfo)  in sta_set_rate_info_rx()  argument
1824 	if (sta->rx_stats.last_rate_flag & RX_FLAG_HT) {  in sta_set_rate_info_rx()
1826 		rinfo->mcs = sta->rx_stats.last_rate_idx;  in sta_set_rate_info_rx()
1827 	} else if (sta->rx_stats.last_rate_flag & RX_FLAG_VHT) {  in sta_set_rate_info_rx()
1829 		rinfo->nss = sta->rx_stats.last_rate_vht_nss;  in sta_set_rate_info_rx()
1830 		rinfo->mcs = sta->rx_stats.last_rate_idx;  in sta_set_rate_info_rx()
1833 		int shift = ieee80211_vif_get_shift(&sta->sdata->vif);  in sta_set_rate_info_rx()
1836 		sband = sta->local->hw.wiphy->bands[  in sta_set_rate_info_rx()
1837 				ieee80211_get_sdata_band(sta->sdata)];  in sta_set_rate_info_rx()
1838 		brate = sband->bitrates[sta->rx_stats.last_rate_idx].bitrate;  in sta_set_rate_info_rx()
1842 	if (sta->rx_stats.last_rate_flag & RX_FLAG_SHORT_GI)  in sta_set_rate_info_rx()
1845 	if (sta->rx_stats.last_rate_flag & RX_FLAG_5MHZ)  in sta_set_rate_info_rx()
1847 	else if (sta->rx_stats.last_rate_flag & RX_FLAG_10MHZ)  in sta_set_rate_info_rx()
1849 	else if (sta->rx_stats.last_rate_flag & RX_FLAG_40MHZ)  in sta_set_rate_info_rx()
1851 	else if (sta->rx_stats.last_rate_vht_flag & RX_VHT_FLAG_80MHZ)  in sta_set_rate_info_rx()
1853 	else if (sta->rx_stats.last_rate_vht_flag & RX_VHT_FLAG_160MHZ)  in sta_set_rate_info_rx()
1859 void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)  in sta_set_sinfo()  argument
1861 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in sta_set_sinfo()
1867 	if (test_sta_flag(sta, WLAN_STA_RATE_CONTROL))  in sta_set_sinfo()
1879 	drv_sta_statistics(local, sdata, &sta->sta, sinfo);  in sta_set_sinfo()
1892 	sinfo->connected_time = ktime_get_seconds() - sta->last_connected;  in sta_set_sinfo()
1894 		jiffies_to_msecs(jiffies - sta->rx_stats.last_rx);  in sta_set_sinfo()
1900 			sinfo->tx_bytes += sta->tx_stats.bytes[ac];  in sta_set_sinfo()
1907 			sinfo->tx_packets += sta->tx_stats.packets[ac];  in sta_set_sinfo()
1913 		sinfo->rx_bytes = sta->rx_stats.bytes;  in sta_set_sinfo()
1918 		sinfo->rx_packets = sta->rx_stats.packets;  in sta_set_sinfo()
1923 		sinfo->tx_retries = sta->status_stats.retry_count;  in sta_set_sinfo()
1928 		sinfo->tx_failed = sta->status_stats.retry_failed;  in sta_set_sinfo()
1932 	sinfo->rx_dropped_misc = sta->rx_stats.dropped;  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()
1944 			sinfo->signal = (s8)sta->rx_stats.last_signal;  in sta_set_sinfo()
1950 				-ewma_signal_read(&sta->rx_stats.avg_signal);  in sta_set_sinfo()
1955 	if (sta->rx_stats.chains &&  in sta_set_sinfo()
1961 		sinfo->chains = sta->rx_stats.chains;  in sta_set_sinfo()
1964 				sta->rx_stats.chain_signal_last[i];  in sta_set_sinfo()
1966 				-ewma_signal_read(&sta->rx_stats.chain_signal_avg[i]);  in sta_set_sinfo()
1971 		sta_set_rate_info_tx(sta, &sta->tx_stats.last_rate,  in sta_set_sinfo()
1977 		sta_set_rate_info_rx(sta, &sinfo->rxrate);  in sta_set_sinfo()
1987 			tidstats->rx_msdu = sta->rx_stats.msdu[i];  in sta_set_sinfo()
1992 			tidstats->tx_msdu = sta->tx_stats.msdu[i];  in sta_set_sinfo()
2001 				sta->status_stats.msdu_retries[i];  in sta_set_sinfo()
2010 				sta->status_stats.msdu_failed[i];  in sta_set_sinfo()
2023 		sinfo->llid = sta->mesh->llid;  in sta_set_sinfo()
2024 		sinfo->plid = sta->mesh->plid;  in sta_set_sinfo()
2025 		sinfo->plink_state = sta->mesh->plink_state;  in sta_set_sinfo()
2026 		if (test_sta_flag(sta, WLAN_STA_TOFFSET_KNOWN)) {  in sta_set_sinfo()
2028 			sinfo->t_offset = sta->mesh->t_offset;  in sta_set_sinfo()
2030 		sinfo->local_pm = sta->mesh->local_pm;  in sta_set_sinfo()
2031 		sinfo->peer_pm = sta->mesh->peer_pm;  in sta_set_sinfo()
2032 		sinfo->nonpeer_pm = sta->mesh->nonpeer_pm;  in sta_set_sinfo()
2054 	if (test_sta_flag(sta, WLAN_STA_AUTHORIZED))  in sta_set_sinfo()
2056 	if (test_sta_flag(sta, WLAN_STA_SHORT_PREAMBLE))  in sta_set_sinfo()
2058 	if (sta->sta.wme)  in sta_set_sinfo()
2060 	if (test_sta_flag(sta, WLAN_STA_MFP))  in sta_set_sinfo()
2062 	if (test_sta_flag(sta, WLAN_STA_AUTH))  in sta_set_sinfo()
2064 	if (test_sta_flag(sta, WLAN_STA_ASSOC))  in sta_set_sinfo()
2066 	if (test_sta_flag(sta, WLAN_STA_TDLS_PEER))  in sta_set_sinfo()
2071 		thr = ref->ops->get_expected_throughput(sta->rate_ctrl_priv);  in sta_set_sinfo()
2073 		thr = drv_get_expected_throughput(local, &sta->sta);  in sta_set_sinfo()