13 static int ieee80211_chanctx_num_assigned(struct ieee80211_local *local,  in ieee80211_chanctx_num_assigned()  argument
19 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chanctx_num_assigned()
27 static int ieee80211_chanctx_num_reserved(struct ieee80211_local *local,  in ieee80211_chanctx_num_reserved()  argument
33 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chanctx_num_reserved()
41 int ieee80211_chanctx_refcount(struct ieee80211_local *local,  in ieee80211_chanctx_refcount()  argument
44 	return ieee80211_chanctx_num_assigned(local, ctx) +  in ieee80211_chanctx_refcount()
45 	       ieee80211_chanctx_num_reserved(local, ctx);  in ieee80211_chanctx_refcount()
48 static int ieee80211_num_chanctx(struct ieee80211_local *local)  in ieee80211_num_chanctx()  argument
53 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_num_chanctx()
55 	list_for_each_entry(ctx, &local->chanctx_list, list)  in ieee80211_num_chanctx()
61 static bool ieee80211_can_create_new_chanctx(struct ieee80211_local *local)  in ieee80211_can_create_new_chanctx()  argument
63 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_can_create_new_chanctx()
64 	return ieee80211_num_chanctx(local) < ieee80211_max_num_channels(local);  in ieee80211_can_create_new_chanctx()
70 	struct ieee80211_local *local __maybe_unused = sdata->local;  in ieee80211_vif_get_chanctx()
74 					 lockdep_is_held(&local->chanctx_mtx));  in ieee80211_vif_get_chanctx()
82 ieee80211_chanctx_reserved_chandef(struct ieee80211_local *local,  in ieee80211_chanctx_reserved_chandef()  argument
88 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chanctx_reserved_chandef()
105 ieee80211_chanctx_non_reserved_chandef(struct ieee80211_local *local,  in ieee80211_chanctx_non_reserved_chandef()  argument
111 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chanctx_non_reserved_chandef()
131 ieee80211_chanctx_combined_chandef(struct ieee80211_local *local,  in ieee80211_chanctx_combined_chandef()  argument
135 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chanctx_combined_chandef()
137 	compat = ieee80211_chanctx_reserved_chandef(local, ctx, compat);  in ieee80211_chanctx_combined_chandef()
141 	compat = ieee80211_chanctx_non_reserved_chandef(local, ctx, compat);  in ieee80211_chanctx_combined_chandef()
149 ieee80211_chanctx_can_reserve_chandef(struct ieee80211_local *local,  in ieee80211_chanctx_can_reserve_chandef()  argument
153 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chanctx_can_reserve_chandef()
155 	if (ieee80211_chanctx_combined_chandef(local, ctx, def))  in ieee80211_chanctx_can_reserve_chandef()
159 	    ieee80211_chanctx_reserved_chandef(local, ctx, def))  in ieee80211_chanctx_can_reserve_chandef()
166 ieee80211_find_reservation_chanctx(struct ieee80211_local *local,  in ieee80211_find_reservation_chanctx()  argument
172 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_find_reservation_chanctx()
177 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_find_reservation_chanctx()
184 		if (!ieee80211_chanctx_can_reserve_chandef(local, ctx,  in ieee80211_find_reservation_chanctx()
230 	list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) {  in ieee80211_get_max_required_bw()
243 ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local,  in ieee80211_get_chanctx_max_required_bw()  argument
250 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_get_chanctx_max_required_bw()
294 	sdata = rcu_dereference(local->monitor_sdata);  in ieee80211_get_chanctx_max_required_bw()
308 void ieee80211_recalc_chanctx_min_def(struct ieee80211_local *local,  in ieee80211_recalc_chanctx_min_def()  argument
314 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_recalc_chanctx_min_def()
329 	max_bw = ieee80211_get_chanctx_max_required_bw(local, &ctx->conf);  in ieee80211_recalc_chanctx_min_def()
343 	drv_change_chanctx(local, ctx, IEEE80211_CHANCTX_CHANGE_MIN_WIDTH);  in ieee80211_recalc_chanctx_min_def()
346 static void ieee80211_change_chanctx(struct ieee80211_local *local,  in ieee80211_change_chanctx()  argument
351 		ieee80211_recalc_chanctx_min_def(local, ctx);  in ieee80211_change_chanctx()
358 	drv_change_chanctx(local, ctx, IEEE80211_CHANCTX_CHANGE_WIDTH);  in ieee80211_change_chanctx()
359 	ieee80211_recalc_chanctx_min_def(local, ctx);  in ieee80211_change_chanctx()
361 	if (!local->use_chanctx) {  in ieee80211_change_chanctx()
362 		local->_oper_chandef = *chandef;  in ieee80211_change_chanctx()
363 		ieee80211_hw_config(local, 0);  in ieee80211_change_chanctx()
368 ieee80211_find_chanctx(struct ieee80211_local *local,  in ieee80211_find_chanctx()  argument
374 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_find_chanctx()
379 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_find_chanctx()
392 		compat = ieee80211_chanctx_reserved_chandef(local, ctx,  in ieee80211_find_chanctx()
397 		ieee80211_change_chanctx(local, ctx, compat);  in ieee80211_find_chanctx()
405 bool ieee80211_is_radar_required(struct ieee80211_local *local)  in ieee80211_is_radar_required()  argument
409 	lockdep_assert_held(&local->mtx);  in ieee80211_is_radar_required()
412 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_is_radar_required()
424 ieee80211_chanctx_radar_required(struct ieee80211_local *local,  in ieee80211_chanctx_radar_required()  argument
431 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chanctx_radar_required()
432 	lockdep_assert_held(&local->mtx);  in ieee80211_chanctx_radar_required()
435 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_chanctx_radar_required()
452 ieee80211_alloc_chanctx(struct ieee80211_local *local,  in ieee80211_alloc_chanctx()  argument
458 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_alloc_chanctx()
460 	ctx = kzalloc(sizeof(*ctx) + local->hw.chanctx_data_size, GFP_KERNEL);  in ieee80211_alloc_chanctx()
471 	ieee80211_recalc_chanctx_min_def(local, ctx);  in ieee80211_alloc_chanctx()
476 static int ieee80211_add_chanctx(struct ieee80211_local *local,  in ieee80211_add_chanctx()  argument
482 	lockdep_assert_held(&local->mtx);  in ieee80211_add_chanctx()
483 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_add_chanctx()
485 	if (!local->use_chanctx)  in ieee80211_add_chanctx()
486 		local->hw.conf.radar_enabled = ctx->conf.radar_enabled;  in ieee80211_add_chanctx()
489 	changed = ieee80211_idle_off(local);  in ieee80211_add_chanctx()
491 		ieee80211_hw_config(local, changed);  in ieee80211_add_chanctx()
493 	if (!local->use_chanctx) {  in ieee80211_add_chanctx()
494 		local->_oper_chandef = ctx->conf.def;  in ieee80211_add_chanctx()
495 		ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);  in ieee80211_add_chanctx()
497 		err = drv_add_chanctx(local, ctx);  in ieee80211_add_chanctx()
499 			ieee80211_recalc_idle(local);  in ieee80211_add_chanctx()
508 ieee80211_new_chanctx(struct ieee80211_local *local,  in ieee80211_new_chanctx()  argument
515 	lockdep_assert_held(&local->mtx);  in ieee80211_new_chanctx()
516 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_new_chanctx()
518 	ctx = ieee80211_alloc_chanctx(local, chandef, mode);  in ieee80211_new_chanctx()
522 	err = ieee80211_add_chanctx(local, ctx);  in ieee80211_new_chanctx()
528 	list_add_rcu(&ctx->list, &local->chanctx_list);  in ieee80211_new_chanctx()
532 static void ieee80211_del_chanctx(struct ieee80211_local *local,  in ieee80211_del_chanctx()  argument
535 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_del_chanctx()
537 	if (!local->use_chanctx) {  in ieee80211_del_chanctx()
538 		struct cfg80211_chan_def *chandef = &local->_oper_chandef;  in ieee80211_del_chanctx()
554 		WARN_ON(local->hw.conf.radar_enabled &&  in ieee80211_del_chanctx()
555 			!list_empty(&local->chanctx_list));  in ieee80211_del_chanctx()
557 		local->hw.conf.radar_enabled = false;  in ieee80211_del_chanctx()
559 		ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);  in ieee80211_del_chanctx()
561 		drv_remove_chanctx(local, ctx);  in ieee80211_del_chanctx()
564 	ieee80211_recalc_idle(local);  in ieee80211_del_chanctx()
567 static void ieee80211_free_chanctx(struct ieee80211_local *local,  in ieee80211_free_chanctx()  argument
570 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_free_chanctx()
572 	WARN_ON_ONCE(ieee80211_chanctx_refcount(local, ctx) != 0);  in ieee80211_free_chanctx()
575 	ieee80211_del_chanctx(local, ctx);  in ieee80211_free_chanctx()
579 void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local,  in ieee80211_recalc_chanctx_chantype()  argument
587 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_recalc_chanctx_chantype()
590 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_recalc_chanctx_chantype()
609 	list_for_each_entry_rcu(sta, &local->sta_list, list) {  in ieee80211_recalc_chanctx_chantype()
626 	ieee80211_change_chanctx(local, ctx, compat);  in ieee80211_recalc_chanctx_chantype()
629 static void ieee80211_recalc_radar_chanctx(struct ieee80211_local *local,  in ieee80211_recalc_radar_chanctx()  argument
634 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_recalc_radar_chanctx()
636 	lockdep_assert_held(&local->mtx);  in ieee80211_recalc_radar_chanctx()
638 	radar_enabled = ieee80211_chanctx_radar_required(local, chanctx);  in ieee80211_recalc_radar_chanctx()
645 	if (!local->use_chanctx) {  in ieee80211_recalc_radar_chanctx()
646 		local->hw.conf.radar_enabled = chanctx->conf.radar_enabled;  in ieee80211_recalc_radar_chanctx()
647 		ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);  in ieee80211_recalc_radar_chanctx()
650 	drv_change_chanctx(local, chanctx, IEEE80211_CHANCTX_CHANGE_RADAR);  in ieee80211_recalc_radar_chanctx()
656 	struct ieee80211_local *local = sdata->local;  in ieee80211_assign_vif_chanctx()  local
665 					 lockdep_is_held(&local->chanctx_mtx));  in ieee80211_assign_vif_chanctx()
670 		drv_unassign_vif_chanctx(local, sdata, curr_ctx);  in ieee80211_assign_vif_chanctx()
676 		ret = drv_assign_vif_chanctx(local, sdata, new_ctx);  in ieee80211_assign_vif_chanctx()
690 	if (curr_ctx && ieee80211_chanctx_num_assigned(local, curr_ctx) > 0) {  in ieee80211_assign_vif_chanctx()
691 		ieee80211_recalc_chanctx_chantype(local, curr_ctx);  in ieee80211_assign_vif_chanctx()
692 		ieee80211_recalc_smps_chanctx(local, curr_ctx);  in ieee80211_assign_vif_chanctx()
693 		ieee80211_recalc_radar_chanctx(local, curr_ctx);  in ieee80211_assign_vif_chanctx()
694 		ieee80211_recalc_chanctx_min_def(local, curr_ctx);  in ieee80211_assign_vif_chanctx()
697 	if (new_ctx && ieee80211_chanctx_num_assigned(local, new_ctx) > 0) {  in ieee80211_assign_vif_chanctx()
699 		ieee80211_recalc_chanctx_min_def(local, new_ctx);  in ieee80211_assign_vif_chanctx()
712 void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,  in ieee80211_recalc_smps_chanctx()  argument
718 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_recalc_smps_chanctx()
724 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_recalc_smps_chanctx()
778 	sdata = rcu_dereference(local->monitor_sdata);  in ieee80211_recalc_smps_chanctx()
781 		rx_chains_dynamic = rx_chains_static = local->rx_chains;  in ieee80211_recalc_smps_chanctx()
785 	if (!local->use_chanctx) {  in ieee80211_recalc_smps_chanctx()
787 			local->smps_mode = IEEE80211_SMPS_OFF;  in ieee80211_recalc_smps_chanctx()
789 			local->smps_mode = IEEE80211_SMPS_DYNAMIC;  in ieee80211_recalc_smps_chanctx()
791 			local->smps_mode = IEEE80211_SMPS_STATIC;  in ieee80211_recalc_smps_chanctx()
792 		ieee80211_hw_config(local, 0);  in ieee80211_recalc_smps_chanctx()
801 	drv_change_chanctx(local, chanctx, IEEE80211_CHANCTX_CHANGE_RX_CHAINS);  in ieee80211_recalc_smps_chanctx()
808 	struct ieee80211_local *local __maybe_unused = sdata->local;  in __ieee80211_vif_copy_chanctx_to_vlans()
815 	lockdep_assert_held(&local->mtx);  in __ieee80211_vif_copy_chanctx_to_vlans()
824 					 lockdep_is_held(&local->chanctx_mtx));  in __ieee80211_vif_copy_chanctx_to_vlans()
837 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_copy_chanctx_to_vlans()  local
839 	mutex_lock(&local->chanctx_mtx);  in ieee80211_vif_copy_chanctx_to_vlans()
843 	mutex_unlock(&local->chanctx_mtx);  in ieee80211_vif_copy_chanctx_to_vlans()
850 	lockdep_assert_held(&sdata->local->chanctx_mtx);  in ieee80211_vif_unreserve_chanctx()
858 	if (ieee80211_chanctx_refcount(sdata->local, ctx) == 0) {  in ieee80211_vif_unreserve_chanctx()
874 			ieee80211_free_chanctx(sdata->local, ctx);  in ieee80211_vif_unreserve_chanctx()
886 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_reserve_chanctx()  local
889 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_vif_reserve_chanctx()
892 	if (curr_ctx && local->use_chanctx && !local->ops->switch_vif_chanctx)  in ieee80211_vif_reserve_chanctx()
895 	new_ctx = ieee80211_find_reservation_chanctx(local, chandef, mode);  in ieee80211_vif_reserve_chanctx()
897 		if (ieee80211_can_create_new_chanctx(local)) {  in ieee80211_vif_reserve_chanctx()
898 			new_ctx = ieee80211_new_chanctx(local, chandef, mode);  in ieee80211_vif_reserve_chanctx()
928 				list_for_each_entry(ctx, &local->chanctx_list,  in ieee80211_vif_reserve_chanctx()
952 			new_ctx = ieee80211_alloc_chanctx(local, chandef, mode);  in ieee80211_vif_reserve_chanctx()
964 			list_add_rcu(&new_ctx->list, &local->chanctx_list);  in ieee80211_vif_reserve_chanctx()
985 		ieee80211_queue_work(&sdata->local->hw,  in ieee80211_vif_chanctx_reservation_complete()
989 		ieee80211_queue_work(&sdata->local->hw,  in ieee80211_vif_chanctx_reservation_complete()
1024 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_reassign()  local
1031 	lockdep_assert_held(&local->mtx);  in ieee80211_vif_use_reserved_reassign()
1032 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_vif_use_reserved_reassign()
1050 	chandef = ieee80211_chanctx_non_reserved_chandef(local, new_ctx,  in ieee80211_vif_use_reserved_reassign()
1055 	ieee80211_change_chanctx(local, new_ctx, chandef);  in ieee80211_vif_use_reserved_reassign()
1064 	err = drv_switch_vif_chanctx(local, vif_chsw, 1,  in ieee80211_vif_use_reserved_reassign()
1067 		if (ieee80211_chanctx_refcount(local, new_ctx) == 0)  in ieee80211_vif_use_reserved_reassign()
1068 			ieee80211_free_chanctx(local, new_ctx);  in ieee80211_vif_use_reserved_reassign()
1081 	if (ieee80211_chanctx_refcount(local, old_ctx) == 0)  in ieee80211_vif_use_reserved_reassign()
1082 		ieee80211_free_chanctx(local, old_ctx);  in ieee80211_vif_use_reserved_reassign()
1089 	ieee80211_recalc_smps_chanctx(local, new_ctx);  in ieee80211_vif_use_reserved_reassign()
1090 	ieee80211_recalc_radar_chanctx(local, new_ctx);  in ieee80211_vif_use_reserved_reassign()
1091 	ieee80211_recalc_chanctx_min_def(local, new_ctx);  in ieee80211_vif_use_reserved_reassign()
1104 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_assign()  local
1125 	chandef = ieee80211_chanctx_non_reserved_chandef(local, new_ctx,  in ieee80211_vif_use_reserved_assign()
1130 	ieee80211_change_chanctx(local, new_ctx, chandef);  in ieee80211_vif_use_reserved_assign()
1137 		if (ieee80211_chanctx_refcount(local, new_ctx) == 0)  in ieee80211_vif_use_reserved_assign()
1138 			ieee80211_free_chanctx(local, new_ctx);  in ieee80211_vif_use_reserved_assign()
1153 	lockdep_assert_held(&sdata->local->chanctx_mtx);  in ieee80211_vif_has_in_place_reservation()
1173 static int ieee80211_chsw_switch_hwconf(struct ieee80211_local *local,  in ieee80211_chsw_switch_hwconf()  argument
1178 	lockdep_assert_held(&local->mtx);  in ieee80211_chsw_switch_hwconf()
1179 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chsw_switch_hwconf()
1181 	chandef = ieee80211_chanctx_reserved_chandef(local, new_ctx, NULL);  in ieee80211_chsw_switch_hwconf()
1185 	local->hw.conf.radar_enabled = new_ctx->conf.radar_enabled;  in ieee80211_chsw_switch_hwconf()
1186 	local->_oper_chandef = *chandef;  in ieee80211_chsw_switch_hwconf()
1187 	ieee80211_hw_config(local, 0);  in ieee80211_chsw_switch_hwconf()
1192 static int ieee80211_chsw_switch_vifs(struct ieee80211_local *local,  in ieee80211_chsw_switch_vifs()  argument
1200 	lockdep_assert_held(&local->mtx);  in ieee80211_chsw_switch_vifs()
1201 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chsw_switch_vifs()
1208 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_chsw_switch_vifs()
1232 	err = drv_switch_vif_chanctx(local, vif_chsw, n_vifs,  in ieee80211_chsw_switch_vifs()
1240 static int ieee80211_chsw_switch_ctxs(struct ieee80211_local *local)  in ieee80211_chsw_switch_ctxs()  argument
1245 	lockdep_assert_held(&local->mtx);  in ieee80211_chsw_switch_ctxs()
1246 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chsw_switch_ctxs()
1248 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_chsw_switch_ctxs()
1255 		ieee80211_del_chanctx(local, ctx->replace_ctx);  in ieee80211_chsw_switch_ctxs()
1256 		err = ieee80211_add_chanctx(local, ctx);  in ieee80211_chsw_switch_ctxs()
1264 	WARN_ON(ieee80211_add_chanctx(local, ctx));  in ieee80211_chsw_switch_ctxs()
1265 	list_for_each_entry_continue_reverse(ctx, &local->chanctx_list, list) {  in ieee80211_chsw_switch_ctxs()
1272 		ieee80211_del_chanctx(local, ctx);  in ieee80211_chsw_switch_ctxs()
1273 		WARN_ON(ieee80211_add_chanctx(local, ctx->replace_ctx));  in ieee80211_chsw_switch_ctxs()
1279 static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local)  in ieee80211_vif_use_reserved_switch()  argument
1287 	lockdep_assert_held(&local->mtx);  in ieee80211_vif_use_reserved_switch()
1288 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_vif_use_reserved_switch()
1306 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_vif_use_reserved_switch()
1315 		if (!local->use_chanctx)  in ieee80211_vif_use_reserved_switch()
1336 				wiphy_info(local->hw.wiphy,  in ieee80211_vif_use_reserved_switch()
1372 	    WARN_ON(n_ctx > 1 && !local->use_chanctx) ||  in ieee80211_vif_use_reserved_switch()
1373 	    WARN_ON(!new_ctx && !local->use_chanctx)) {  in ieee80211_vif_use_reserved_switch()
1383 	if (local->use_chanctx) {  in ieee80211_vif_use_reserved_switch()
1385 			err = ieee80211_chsw_switch_vifs(local, n_vifs_switch);  in ieee80211_vif_use_reserved_switch()
1391 			err = ieee80211_chsw_switch_ctxs(local);  in ieee80211_vif_use_reserved_switch()
1396 		err = ieee80211_chsw_switch_hwconf(local, new_ctx);  in ieee80211_vif_use_reserved_switch()
1405 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_vif_use_reserved_switch()
1443 		ieee80211_recalc_chanctx_chantype(local, ctx);  in ieee80211_vif_use_reserved_switch()
1444 		ieee80211_recalc_smps_chanctx(local, ctx);  in ieee80211_vif_use_reserved_switch()
1445 		ieee80211_recalc_radar_chanctx(local, ctx);  in ieee80211_vif_use_reserved_switch()
1446 		ieee80211_recalc_chanctx_min_def(local, ctx);  in ieee80211_vif_use_reserved_switch()
1491 				cfg80211_stop_iface(local->hw.wiphy,  in ieee80211_vif_use_reserved_switch()
1502 	list_for_each_entry_safe(ctx, ctx_tmp, &local->chanctx_list, list) {  in ieee80211_vif_use_reserved_switch()
1517 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_vif_use_reserved_switch()
1533 	struct ieee80211_local *local = sdata->local;  in __ieee80211_vif_release_channel()  local
1538 	lockdep_assert_held(&local->chanctx_mtx);  in __ieee80211_vif_release_channel()
1541 					 lockdep_is_held(&local->chanctx_mtx));  in __ieee80211_vif_release_channel()
1550 		    ieee80211_chanctx_num_reserved(local,  in __ieee80211_vif_release_channel()
1558 	if (ieee80211_chanctx_refcount(local, ctx) == 0)  in __ieee80211_vif_release_channel()
1559 		ieee80211_free_chanctx(local, ctx);  in __ieee80211_vif_release_channel()
1565 		ieee80211_vif_use_reserved_switch(local);  in __ieee80211_vif_release_channel()
1572 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_channel()  local
1577 	lockdep_assert_held(&local->mtx);  in ieee80211_vif_use_channel()
1581 	mutex_lock(&local->chanctx_mtx);  in ieee80211_vif_use_channel()
1583 	ret = cfg80211_chandef_dfs_required(local->hw.wiphy,  in ieee80211_vif_use_channel()
1600 	ctx = ieee80211_find_chanctx(local, chandef, mode);  in ieee80211_vif_use_channel()
1602 		ctx = ieee80211_new_chanctx(local, chandef, mode);  in ieee80211_vif_use_channel()
1613 		if (ieee80211_chanctx_refcount(local, ctx) == 0)  in ieee80211_vif_use_channel()
1614 			ieee80211_free_chanctx(local, ctx);  in ieee80211_vif_use_channel()
1618 	ieee80211_recalc_smps_chanctx(local, ctx);  in ieee80211_vif_use_channel()
1619 	ieee80211_recalc_radar_chanctx(local, ctx);  in ieee80211_vif_use_channel()
1624 	mutex_unlock(&local->chanctx_mtx);  in ieee80211_vif_use_channel()
1630 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_context()  local
1635 	lockdep_assert_held(&local->mtx);  in ieee80211_vif_use_reserved_context()
1636 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_vif_use_reserved_context()
1677 		err = ieee80211_vif_use_reserved_switch(local);  in ieee80211_vif_use_reserved_context()
1683 			wiphy_info(local->hw.wiphy,  in ieee80211_vif_use_reserved_context()
1696 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_change_bandwidth()  local
1702 	if (!cfg80211_chandef_usable(sdata->local->hw.wiphy, chandef,  in ieee80211_vif_change_bandwidth()
1706 	mutex_lock(&local->chanctx_mtx);  in ieee80211_vif_change_bandwidth()
1719 					 lockdep_is_held(&local->chanctx_mtx));  in ieee80211_vif_change_bandwidth()
1735 		if (!ieee80211_chanctx_reserved_chandef(local, ctx, compat)) {  in ieee80211_vif_change_bandwidth()
1755 	ieee80211_recalc_chanctx_chantype(local, ctx);  in ieee80211_vif_change_bandwidth()
1760 	mutex_unlock(&local->chanctx_mtx);  in ieee80211_vif_change_bandwidth()
1768 	lockdep_assert_held(&sdata->local->mtx);  in ieee80211_vif_release_channel()
1770 	mutex_lock(&sdata->local->chanctx_mtx);  in ieee80211_vif_release_channel()
1772 	mutex_unlock(&sdata->local->chanctx_mtx);  in ieee80211_vif_release_channel()
1777 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_vlan_copy_chanctx()  local
1786 	mutex_lock(&local->chanctx_mtx);  in ieee80211_vif_vlan_copy_chanctx()
1789 					 lockdep_is_held(&local->chanctx_mtx));  in ieee80211_vif_vlan_copy_chanctx()
1791 	mutex_unlock(&local->chanctx_mtx);  in ieee80211_vif_vlan_copy_chanctx()
1801 	struct ieee80211_local *local = hw_to_local(hw);  in ieee80211_iter_chan_contexts_atomic()  local
1805 	list_for_each_entry_rcu(ctx, &local->chanctx_list, list)  in ieee80211_iter_chan_contexts_atomic()