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()
324 	max_bw = ieee80211_get_chanctx_max_required_bw(local, &ctx->conf);  in ieee80211_recalc_chanctx_min_def()
338 	drv_change_chanctx(local, ctx, IEEE80211_CHANCTX_CHANGE_MIN_WIDTH);  in ieee80211_recalc_chanctx_min_def()
341 static void ieee80211_change_chanctx(struct ieee80211_local *local,  in ieee80211_change_chanctx()  argument
346 		ieee80211_recalc_chanctx_min_def(local, ctx);  in ieee80211_change_chanctx()
353 	drv_change_chanctx(local, ctx, IEEE80211_CHANCTX_CHANGE_WIDTH);  in ieee80211_change_chanctx()
354 	ieee80211_recalc_chanctx_min_def(local, ctx);  in ieee80211_change_chanctx()
356 	if (!local->use_chanctx) {  in ieee80211_change_chanctx()
357 		local->_oper_chandef = *chandef;  in ieee80211_change_chanctx()
358 		ieee80211_hw_config(local, 0);  in ieee80211_change_chanctx()
363 ieee80211_find_chanctx(struct ieee80211_local *local,  in ieee80211_find_chanctx()  argument
369 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_find_chanctx()
374 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_find_chanctx()
387 		compat = ieee80211_chanctx_reserved_chandef(local, ctx,  in ieee80211_find_chanctx()
392 		ieee80211_change_chanctx(local, ctx, compat);  in ieee80211_find_chanctx()
400 bool ieee80211_is_radar_required(struct ieee80211_local *local)  in ieee80211_is_radar_required()  argument
404 	lockdep_assert_held(&local->mtx);  in ieee80211_is_radar_required()
407 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_is_radar_required()
419 ieee80211_chanctx_radar_required(struct ieee80211_local *local,  in ieee80211_chanctx_radar_required()  argument
426 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chanctx_radar_required()
427 	lockdep_assert_held(&local->mtx);  in ieee80211_chanctx_radar_required()
430 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_chanctx_radar_required()
447 ieee80211_alloc_chanctx(struct ieee80211_local *local,  in ieee80211_alloc_chanctx()  argument
453 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_alloc_chanctx()
455 	ctx = kzalloc(sizeof(*ctx) + local->hw.chanctx_data_size, GFP_KERNEL);  in ieee80211_alloc_chanctx()
466 	ieee80211_recalc_chanctx_min_def(local, ctx);  in ieee80211_alloc_chanctx()
471 static int ieee80211_add_chanctx(struct ieee80211_local *local,  in ieee80211_add_chanctx()  argument
477 	lockdep_assert_held(&local->mtx);  in ieee80211_add_chanctx()
478 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_add_chanctx()
480 	if (!local->use_chanctx)  in ieee80211_add_chanctx()
481 		local->hw.conf.radar_enabled = ctx->conf.radar_enabled;  in ieee80211_add_chanctx()
484 	changed = ieee80211_idle_off(local);  in ieee80211_add_chanctx()
486 		ieee80211_hw_config(local, changed);  in ieee80211_add_chanctx()
488 	if (!local->use_chanctx) {  in ieee80211_add_chanctx()
489 		local->_oper_chandef = ctx->conf.def;  in ieee80211_add_chanctx()
490 		ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);  in ieee80211_add_chanctx()
492 		err = drv_add_chanctx(local, ctx);  in ieee80211_add_chanctx()
494 			ieee80211_recalc_idle(local);  in ieee80211_add_chanctx()
503 ieee80211_new_chanctx(struct ieee80211_local *local,  in ieee80211_new_chanctx()  argument
510 	lockdep_assert_held(&local->mtx);  in ieee80211_new_chanctx()
511 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_new_chanctx()
513 	ctx = ieee80211_alloc_chanctx(local, chandef, mode);  in ieee80211_new_chanctx()
517 	err = ieee80211_add_chanctx(local, ctx);  in ieee80211_new_chanctx()
523 	list_add_rcu(&ctx->list, &local->chanctx_list);  in ieee80211_new_chanctx()
527 static void ieee80211_del_chanctx(struct ieee80211_local *local,  in ieee80211_del_chanctx()  argument
530 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_del_chanctx()
532 	if (!local->use_chanctx) {  in ieee80211_del_chanctx()
533 		struct cfg80211_chan_def *chandef = &local->_oper_chandef;  in ieee80211_del_chanctx()
541 		WARN_ON(local->hw.conf.radar_enabled &&  in ieee80211_del_chanctx()
542 			!list_empty(&local->chanctx_list));  in ieee80211_del_chanctx()
544 		local->hw.conf.radar_enabled = false;  in ieee80211_del_chanctx()
546 		ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);  in ieee80211_del_chanctx()
548 		drv_remove_chanctx(local, ctx);  in ieee80211_del_chanctx()
551 	ieee80211_recalc_idle(local);  in ieee80211_del_chanctx()
554 static void ieee80211_free_chanctx(struct ieee80211_local *local,  in ieee80211_free_chanctx()  argument
557 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_free_chanctx()
559 	WARN_ON_ONCE(ieee80211_chanctx_refcount(local, ctx) != 0);  in ieee80211_free_chanctx()
562 	ieee80211_del_chanctx(local, ctx);  in ieee80211_free_chanctx()
566 void ieee80211_recalc_chanctx_chantype(struct ieee80211_local *local,  in ieee80211_recalc_chanctx_chantype()  argument
574 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_recalc_chanctx_chantype()
577 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_recalc_chanctx_chantype()
596 	list_for_each_entry_rcu(sta, &local->sta_list, list) {  in ieee80211_recalc_chanctx_chantype()
613 	ieee80211_change_chanctx(local, ctx, compat);  in ieee80211_recalc_chanctx_chantype()
616 static void ieee80211_recalc_radar_chanctx(struct ieee80211_local *local,  in ieee80211_recalc_radar_chanctx()  argument
621 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_recalc_radar_chanctx()
623 	lockdep_assert_held(&local->mtx);  in ieee80211_recalc_radar_chanctx()
625 	radar_enabled = ieee80211_chanctx_radar_required(local, chanctx);  in ieee80211_recalc_radar_chanctx()
632 	if (!local->use_chanctx) {  in ieee80211_recalc_radar_chanctx()
633 		local->hw.conf.radar_enabled = chanctx->conf.radar_enabled;  in ieee80211_recalc_radar_chanctx()
634 		ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);  in ieee80211_recalc_radar_chanctx()
637 	drv_change_chanctx(local, chanctx, IEEE80211_CHANCTX_CHANGE_RADAR);  in ieee80211_recalc_radar_chanctx()
643 	struct ieee80211_local *local = sdata->local;  in ieee80211_assign_vif_chanctx()  local
652 					 lockdep_is_held(&local->chanctx_mtx));  in ieee80211_assign_vif_chanctx()
657 		drv_unassign_vif_chanctx(local, sdata, curr_ctx);  in ieee80211_assign_vif_chanctx()
663 		ret = drv_assign_vif_chanctx(local, sdata, new_ctx);  in ieee80211_assign_vif_chanctx()
677 	if (curr_ctx && ieee80211_chanctx_num_assigned(local, curr_ctx) > 0) {  in ieee80211_assign_vif_chanctx()
678 		ieee80211_recalc_chanctx_chantype(local, curr_ctx);  in ieee80211_assign_vif_chanctx()
679 		ieee80211_recalc_smps_chanctx(local, curr_ctx);  in ieee80211_assign_vif_chanctx()
680 		ieee80211_recalc_radar_chanctx(local, curr_ctx);  in ieee80211_assign_vif_chanctx()
681 		ieee80211_recalc_chanctx_min_def(local, curr_ctx);  in ieee80211_assign_vif_chanctx()
684 	if (new_ctx && ieee80211_chanctx_num_assigned(local, new_ctx) > 0) {  in ieee80211_assign_vif_chanctx()
686 		ieee80211_recalc_chanctx_min_def(local, new_ctx);  in ieee80211_assign_vif_chanctx()
699 void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,  in ieee80211_recalc_smps_chanctx()  argument
705 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_recalc_smps_chanctx()
711 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_recalc_smps_chanctx()
765 	sdata = rcu_dereference(local->monitor_sdata);  in ieee80211_recalc_smps_chanctx()
768 		rx_chains_dynamic = rx_chains_static = local->rx_chains;  in ieee80211_recalc_smps_chanctx()
772 	if (!local->use_chanctx) {  in ieee80211_recalc_smps_chanctx()
774 			local->smps_mode = IEEE80211_SMPS_OFF;  in ieee80211_recalc_smps_chanctx()
776 			local->smps_mode = IEEE80211_SMPS_DYNAMIC;  in ieee80211_recalc_smps_chanctx()
778 			local->smps_mode = IEEE80211_SMPS_STATIC;  in ieee80211_recalc_smps_chanctx()
779 		ieee80211_hw_config(local, 0);  in ieee80211_recalc_smps_chanctx()
788 	drv_change_chanctx(local, chanctx, IEEE80211_CHANCTX_CHANGE_RX_CHAINS);  in ieee80211_recalc_smps_chanctx()
795 	struct ieee80211_local *local __maybe_unused = sdata->local;  in __ieee80211_vif_copy_chanctx_to_vlans()
802 	lockdep_assert_held(&local->mtx);  in __ieee80211_vif_copy_chanctx_to_vlans()
811 					 lockdep_is_held(&local->chanctx_mtx));  in __ieee80211_vif_copy_chanctx_to_vlans()
824 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_copy_chanctx_to_vlans()  local
826 	mutex_lock(&local->chanctx_mtx);  in ieee80211_vif_copy_chanctx_to_vlans()
830 	mutex_unlock(&local->chanctx_mtx);  in ieee80211_vif_copy_chanctx_to_vlans()
837 	lockdep_assert_held(&sdata->local->chanctx_mtx);  in ieee80211_vif_unreserve_chanctx()
845 	if (ieee80211_chanctx_refcount(sdata->local, ctx) == 0) {  in ieee80211_vif_unreserve_chanctx()
861 			ieee80211_free_chanctx(sdata->local, ctx);  in ieee80211_vif_unreserve_chanctx()
873 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_reserve_chanctx()  local
876 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_vif_reserve_chanctx()
879 	if (curr_ctx && local->use_chanctx && !local->ops->switch_vif_chanctx)  in ieee80211_vif_reserve_chanctx()
882 	new_ctx = ieee80211_find_reservation_chanctx(local, chandef, mode);  in ieee80211_vif_reserve_chanctx()
884 		if (ieee80211_can_create_new_chanctx(local)) {  in ieee80211_vif_reserve_chanctx()
885 			new_ctx = ieee80211_new_chanctx(local, chandef, mode);  in ieee80211_vif_reserve_chanctx()
915 				list_for_each_entry(ctx, &local->chanctx_list,  in ieee80211_vif_reserve_chanctx()
939 			new_ctx = ieee80211_alloc_chanctx(local, chandef, mode);  in ieee80211_vif_reserve_chanctx()
951 			list_add_rcu(&new_ctx->list, &local->chanctx_list);  in ieee80211_vif_reserve_chanctx()
972 		ieee80211_queue_work(&sdata->local->hw,  in ieee80211_vif_chanctx_reservation_complete()
976 		ieee80211_queue_work(&sdata->local->hw,  in ieee80211_vif_chanctx_reservation_complete()
1011 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_reassign()  local
1018 	lockdep_assert_held(&local->mtx);  in ieee80211_vif_use_reserved_reassign()
1019 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_vif_use_reserved_reassign()
1037 	chandef = ieee80211_chanctx_non_reserved_chandef(local, new_ctx,  in ieee80211_vif_use_reserved_reassign()
1042 	ieee80211_change_chanctx(local, new_ctx, chandef);  in ieee80211_vif_use_reserved_reassign()
1051 	err = drv_switch_vif_chanctx(local, vif_chsw, 1,  in ieee80211_vif_use_reserved_reassign()
1054 		if (ieee80211_chanctx_refcount(local, new_ctx) == 0)  in ieee80211_vif_use_reserved_reassign()
1055 			ieee80211_free_chanctx(local, new_ctx);  in ieee80211_vif_use_reserved_reassign()
1068 	if (ieee80211_chanctx_refcount(local, old_ctx) == 0)  in ieee80211_vif_use_reserved_reassign()
1069 		ieee80211_free_chanctx(local, old_ctx);  in ieee80211_vif_use_reserved_reassign()
1076 	ieee80211_recalc_smps_chanctx(local, new_ctx);  in ieee80211_vif_use_reserved_reassign()
1077 	ieee80211_recalc_radar_chanctx(local, new_ctx);  in ieee80211_vif_use_reserved_reassign()
1078 	ieee80211_recalc_chanctx_min_def(local, new_ctx);  in ieee80211_vif_use_reserved_reassign()
1091 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_assign()  local
1112 	chandef = ieee80211_chanctx_non_reserved_chandef(local, new_ctx,  in ieee80211_vif_use_reserved_assign()
1117 	ieee80211_change_chanctx(local, new_ctx, chandef);  in ieee80211_vif_use_reserved_assign()
1124 		if (ieee80211_chanctx_refcount(local, new_ctx) == 0)  in ieee80211_vif_use_reserved_assign()
1125 			ieee80211_free_chanctx(local, new_ctx);  in ieee80211_vif_use_reserved_assign()
1140 	lockdep_assert_held(&sdata->local->chanctx_mtx);  in ieee80211_vif_has_in_place_reservation()
1160 static int ieee80211_chsw_switch_hwconf(struct ieee80211_local *local,  in ieee80211_chsw_switch_hwconf()  argument
1165 	lockdep_assert_held(&local->mtx);  in ieee80211_chsw_switch_hwconf()
1166 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chsw_switch_hwconf()
1168 	chandef = ieee80211_chanctx_reserved_chandef(local, new_ctx, NULL);  in ieee80211_chsw_switch_hwconf()
1172 	local->hw.conf.radar_enabled = new_ctx->conf.radar_enabled;  in ieee80211_chsw_switch_hwconf()
1173 	local->_oper_chandef = *chandef;  in ieee80211_chsw_switch_hwconf()
1174 	ieee80211_hw_config(local, 0);  in ieee80211_chsw_switch_hwconf()
1179 static int ieee80211_chsw_switch_vifs(struct ieee80211_local *local,  in ieee80211_chsw_switch_vifs()  argument
1187 	lockdep_assert_held(&local->mtx);  in ieee80211_chsw_switch_vifs()
1188 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chsw_switch_vifs()
1195 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_chsw_switch_vifs()
1219 	err = drv_switch_vif_chanctx(local, vif_chsw, n_vifs,  in ieee80211_chsw_switch_vifs()
1227 static int ieee80211_chsw_switch_ctxs(struct ieee80211_local *local)  in ieee80211_chsw_switch_ctxs()  argument
1232 	lockdep_assert_held(&local->mtx);  in ieee80211_chsw_switch_ctxs()
1233 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_chsw_switch_ctxs()
1235 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_chsw_switch_ctxs()
1242 		ieee80211_del_chanctx(local, ctx->replace_ctx);  in ieee80211_chsw_switch_ctxs()
1243 		err = ieee80211_add_chanctx(local, ctx);  in ieee80211_chsw_switch_ctxs()
1251 	WARN_ON(ieee80211_add_chanctx(local, ctx));  in ieee80211_chsw_switch_ctxs()
1252 	list_for_each_entry_continue_reverse(ctx, &local->chanctx_list, list) {  in ieee80211_chsw_switch_ctxs()
1259 		ieee80211_del_chanctx(local, ctx);  in ieee80211_chsw_switch_ctxs()
1260 		WARN_ON(ieee80211_add_chanctx(local, ctx->replace_ctx));  in ieee80211_chsw_switch_ctxs()
1266 static int ieee80211_vif_use_reserved_switch(struct ieee80211_local *local)  in ieee80211_vif_use_reserved_switch()  argument
1274 	lockdep_assert_held(&local->mtx);  in ieee80211_vif_use_reserved_switch()
1275 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_vif_use_reserved_switch()
1293 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_vif_use_reserved_switch()
1302 		if (!local->use_chanctx)  in ieee80211_vif_use_reserved_switch()
1323 				wiphy_info(local->hw.wiphy,  in ieee80211_vif_use_reserved_switch()
1359 	    WARN_ON(n_ctx > 1 && !local->use_chanctx) ||  in ieee80211_vif_use_reserved_switch()
1360 	    WARN_ON(!new_ctx && !local->use_chanctx)) {  in ieee80211_vif_use_reserved_switch()
1370 	if (local->use_chanctx) {  in ieee80211_vif_use_reserved_switch()
1372 			err = ieee80211_chsw_switch_vifs(local, n_vifs_switch);  in ieee80211_vif_use_reserved_switch()
1378 			err = ieee80211_chsw_switch_ctxs(local);  in ieee80211_vif_use_reserved_switch()
1383 		err = ieee80211_chsw_switch_hwconf(local, new_ctx);  in ieee80211_vif_use_reserved_switch()
1392 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_vif_use_reserved_switch()
1430 		ieee80211_recalc_chanctx_chantype(local, ctx);  in ieee80211_vif_use_reserved_switch()
1431 		ieee80211_recalc_smps_chanctx(local, ctx);  in ieee80211_vif_use_reserved_switch()
1432 		ieee80211_recalc_radar_chanctx(local, ctx);  in ieee80211_vif_use_reserved_switch()
1433 		ieee80211_recalc_chanctx_min_def(local, ctx);  in ieee80211_vif_use_reserved_switch()
1478 				cfg80211_stop_iface(local->hw.wiphy,  in ieee80211_vif_use_reserved_switch()
1489 	list_for_each_entry_safe(ctx, ctx_tmp, &local->chanctx_list, list) {  in ieee80211_vif_use_reserved_switch()
1504 	list_for_each_entry(ctx, &local->chanctx_list, list) {  in ieee80211_vif_use_reserved_switch()
1520 	struct ieee80211_local *local = sdata->local;  in __ieee80211_vif_release_channel()  local
1525 	lockdep_assert_held(&local->chanctx_mtx);  in __ieee80211_vif_release_channel()
1528 					 lockdep_is_held(&local->chanctx_mtx));  in __ieee80211_vif_release_channel()
1537 		    ieee80211_chanctx_num_reserved(local,  in __ieee80211_vif_release_channel()
1545 	if (ieee80211_chanctx_refcount(local, ctx) == 0)  in __ieee80211_vif_release_channel()
1546 		ieee80211_free_chanctx(local, ctx);  in __ieee80211_vif_release_channel()
1552 		ieee80211_vif_use_reserved_switch(local);  in __ieee80211_vif_release_channel()
1559 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_channel()  local
1564 	lockdep_assert_held(&local->mtx);  in ieee80211_vif_use_channel()
1568 	mutex_lock(&local->chanctx_mtx);  in ieee80211_vif_use_channel()
1570 	ret = cfg80211_chandef_dfs_required(local->hw.wiphy,  in ieee80211_vif_use_channel()
1587 	ctx = ieee80211_find_chanctx(local, chandef, mode);  in ieee80211_vif_use_channel()
1589 		ctx = ieee80211_new_chanctx(local, chandef, mode);  in ieee80211_vif_use_channel()
1600 		if (ieee80211_chanctx_refcount(local, ctx) == 0)  in ieee80211_vif_use_channel()
1601 			ieee80211_free_chanctx(local, ctx);  in ieee80211_vif_use_channel()
1605 	ieee80211_recalc_smps_chanctx(local, ctx);  in ieee80211_vif_use_channel()
1606 	ieee80211_recalc_radar_chanctx(local, ctx);  in ieee80211_vif_use_channel()
1611 	mutex_unlock(&local->chanctx_mtx);  in ieee80211_vif_use_channel()
1617 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_context()  local
1622 	lockdep_assert_held(&local->mtx);  in ieee80211_vif_use_reserved_context()
1623 	lockdep_assert_held(&local->chanctx_mtx);  in ieee80211_vif_use_reserved_context()
1664 		err = ieee80211_vif_use_reserved_switch(local);  in ieee80211_vif_use_reserved_context()
1670 			wiphy_info(local->hw.wiphy,  in ieee80211_vif_use_reserved_context()
1683 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_change_bandwidth()  local
1689 	if (!cfg80211_chandef_usable(sdata->local->hw.wiphy, chandef,  in ieee80211_vif_change_bandwidth()
1693 	mutex_lock(&local->chanctx_mtx);  in ieee80211_vif_change_bandwidth()
1706 					 lockdep_is_held(&local->chanctx_mtx));  in ieee80211_vif_change_bandwidth()
1722 		if (!ieee80211_chanctx_reserved_chandef(local, ctx, compat)) {  in ieee80211_vif_change_bandwidth()
1742 	ieee80211_recalc_chanctx_chantype(local, ctx);  in ieee80211_vif_change_bandwidth()
1747 	mutex_unlock(&local->chanctx_mtx);  in ieee80211_vif_change_bandwidth()
1755 	lockdep_assert_held(&sdata->local->mtx);  in ieee80211_vif_release_channel()
1757 	mutex_lock(&sdata->local->chanctx_mtx);  in ieee80211_vif_release_channel()
1759 	mutex_unlock(&sdata->local->chanctx_mtx);  in ieee80211_vif_release_channel()
1764 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_vlan_copy_chanctx()  local
1773 	mutex_lock(&local->chanctx_mtx);  in ieee80211_vif_vlan_copy_chanctx()
1776 					 lockdep_is_held(&local->chanctx_mtx));  in ieee80211_vif_vlan_copy_chanctx()
1778 	mutex_unlock(&local->chanctx_mtx);  in ieee80211_vif_vlan_copy_chanctx()
1788 	struct ieee80211_local *local = hw_to_local(hw);  in ieee80211_iter_chan_contexts_atomic()  local
1792 	list_for_each_entry_rcu(ctx, &local->chanctx_list, list)  in ieee80211_iter_chan_contexts_atomic()