15 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_num_assigned()  local
20 	list_for_each_entry(sdata, &ctx->assigned_vifs, assigned_chanctx_list)  in ieee80211_chanctx_num_assigned()
29 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_num_reserved()  local
34 	list_for_each_entry(sdata, &ctx->reserved_vifs, reserved_chanctx_list)  in ieee80211_chanctx_num_reserved()
67 ieee80211_vif_get_chanctx(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_get_chanctx()  argument
69 	struct ieee80211_local *local __maybe_unused = sdata->local;  in ieee80211_vif_get_chanctx()
72 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in ieee80211_vif_get_chanctx()
85 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_reserved_chandef()  local
89 	list_for_each_entry(sdata, &ctx->reserved_vifs,  in ieee80211_chanctx_reserved_chandef()
92 			compat = &sdata->reserved_chandef;  in ieee80211_chanctx_reserved_chandef()
94 		compat = cfg80211_chandef_compatible(&sdata->reserved_chandef,  in ieee80211_chanctx_reserved_chandef()
108 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_non_reserved_chandef()  local
112 	list_for_each_entry(sdata, &ctx->assigned_vifs,  in ieee80211_chanctx_non_reserved_chandef()
114 		if (sdata->reserved_chanctx != NULL)  in ieee80211_chanctx_non_reserved_chandef()
118 			compat = &sdata->vif.bss_conf.chandef;  in ieee80211_chanctx_non_reserved_chandef()
121 				&sdata->vif.bss_conf.chandef, compat);  in ieee80211_chanctx_non_reserved_chandef()
223 ieee80211_get_max_required_bw(struct ieee80211_sub_if_data *sdata)  in ieee80211_get_max_required_bw()  argument
229 	list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) {  in ieee80211_get_max_required_bw()
230 		if (sdata != sta->sdata &&  in ieee80211_get_max_required_bw()
231 		    !(sta->sdata->bss && sta->sdata->bss == sdata->bss))  in ieee80211_get_max_required_bw()
245 	struct ieee80211_sub_if_data *sdata;  in ieee80211_get_chanctx_max_required_bw()  local
249 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_get_chanctx_max_required_bw()
250 		struct ieee80211_vif *vif = &sdata->vif;  in ieee80211_get_chanctx_max_required_bw()
253 		if (!ieee80211_sdata_running(sdata))  in ieee80211_get_chanctx_max_required_bw()
256 		if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf)  in ieee80211_get_chanctx_max_required_bw()
262 			width = ieee80211_get_max_required_bw(sdata);  in ieee80211_get_chanctx_max_required_bw()
271 				    ieee80211_get_max_required_bw(sdata));  in ieee80211_get_chanctx_max_required_bw()
293 	sdata = rcu_dereference(local->monitor_sdata);  in ieee80211_get_chanctx_max_required_bw()
294 	if (sdata && rcu_access_pointer(sdata->vif.chanctx_conf) == conf)  in ieee80211_get_chanctx_max_required_bw()
401 	struct ieee80211_sub_if_data *sdata;  in ieee80211_is_radar_required()  local
406 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_is_radar_required()
407 		if (sdata->radar_required) {  in ieee80211_is_radar_required()
422 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_radar_required()  local
429 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_chanctx_radar_required()
430 		if (!ieee80211_sdata_running(sdata))  in ieee80211_chanctx_radar_required()
432 		if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf)  in ieee80211_chanctx_radar_required()
434 		if (!sdata->radar_required)  in ieee80211_chanctx_radar_required()
569 	struct ieee80211_sub_if_data *sdata;  in ieee80211_recalc_chanctx_chantype()  local
576 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_recalc_chanctx_chantype()
578 		if (!ieee80211_sdata_running(sdata))  in ieee80211_recalc_chanctx_chantype()
580 		if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf)  in ieee80211_recalc_chanctx_chantype()
582 		if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)  in ieee80211_recalc_chanctx_chantype()
586 			compat = &sdata->vif.bss_conf.chandef;  in ieee80211_recalc_chanctx_chantype()
589 				&sdata->vif.bss_conf.chandef, compat);  in ieee80211_recalc_chanctx_chantype()
639 static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata,  in ieee80211_assign_vif_chanctx()  argument
642 	struct ieee80211_local *local = sdata->local;  in ieee80211_assign_vif_chanctx()
647 	if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_NAN))  in ieee80211_assign_vif_chanctx()
650 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in ieee80211_assign_vif_chanctx()
656 		drv_unassign_vif_chanctx(local, sdata, curr_ctx);  in ieee80211_assign_vif_chanctx()
658 		list_del(&sdata->assigned_chanctx_list);  in ieee80211_assign_vif_chanctx()
662 		ret = drv_assign_vif_chanctx(local, sdata, new_ctx);  in ieee80211_assign_vif_chanctx()
667 		list_add(&sdata->assigned_chanctx_list,  in ieee80211_assign_vif_chanctx()
672 	rcu_assign_pointer(sdata->vif.chanctx_conf, conf);  in ieee80211_assign_vif_chanctx()
674 	sdata->vif.bss_conf.idle = !conf;  in ieee80211_assign_vif_chanctx()
684 		ieee80211_recalc_txpower(sdata, false);  in ieee80211_assign_vif_chanctx()
688 	if (sdata->vif.type != NL80211_IFTYPE_P2P_DEVICE &&  in ieee80211_assign_vif_chanctx()
689 	    sdata->vif.type != NL80211_IFTYPE_MONITOR)  in ieee80211_assign_vif_chanctx()
690 		ieee80211_bss_info_change_notify(sdata,  in ieee80211_assign_vif_chanctx()
693 	ieee80211_check_fast_xmit_iface(sdata);  in ieee80211_assign_vif_chanctx()
701 	struct ieee80211_sub_if_data *sdata;  in ieee80211_recalc_smps_chanctx()  local
710 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_recalc_smps_chanctx()
713 		if (!ieee80211_sdata_running(sdata))  in ieee80211_recalc_smps_chanctx()
716 		if (rcu_access_pointer(sdata->vif.chanctx_conf) !=  in ieee80211_recalc_smps_chanctx()
720 		switch (sdata->vif.type) {  in ieee80211_recalc_smps_chanctx()
725 			if (!sdata->u.mgd.associated)  in ieee80211_recalc_smps_chanctx()
740 		switch (sdata->smps_mode) {  in ieee80211_recalc_smps_chanctx()
743 				  sdata->smps_mode);  in ieee80211_recalc_smps_chanctx()
746 			needed_static = sdata->needed_rx_chains;  in ieee80211_recalc_smps_chanctx()
747 			needed_dynamic = sdata->needed_rx_chains;  in ieee80211_recalc_smps_chanctx()
751 			needed_dynamic = sdata->needed_rx_chains;  in ieee80211_recalc_smps_chanctx()
764 	sdata = rcu_dereference(local->monitor_sdata);  in ieee80211_recalc_smps_chanctx()
765 	if (sdata &&  in ieee80211_recalc_smps_chanctx()
766 	    rcu_access_pointer(sdata->vif.chanctx_conf) == &chanctx->conf)  in ieee80211_recalc_smps_chanctx()
791 __ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,  in __ieee80211_vif_copy_chanctx_to_vlans()  argument
794 	struct ieee80211_local *local __maybe_unused = sdata->local;  in __ieee80211_vif_copy_chanctx_to_vlans()
798 	if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_AP))  in __ieee80211_vif_copy_chanctx_to_vlans()
809 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in __ieee80211_vif_copy_chanctx_to_vlans()
816 	list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)  in __ieee80211_vif_copy_chanctx_to_vlans()
820 void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_copy_chanctx_to_vlans()  argument
823 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_copy_chanctx_to_vlans()
827 	__ieee80211_vif_copy_chanctx_to_vlans(sdata, clear);  in ieee80211_vif_copy_chanctx_to_vlans()
832 int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_unreserve_chanctx()  argument
834 	struct ieee80211_chanctx *ctx = sdata->reserved_chanctx;  in ieee80211_vif_unreserve_chanctx()
836 	lockdep_assert_held(&sdata->local->chanctx_mtx);  in ieee80211_vif_unreserve_chanctx()
841 	list_del(&sdata->reserved_chanctx_list);  in ieee80211_vif_unreserve_chanctx()
842 	sdata->reserved_chanctx = NULL;  in ieee80211_vif_unreserve_chanctx()
844 	if (ieee80211_chanctx_refcount(sdata->local, ctx) == 0) {  in ieee80211_vif_unreserve_chanctx()
860 			ieee80211_free_chanctx(sdata->local, ctx);  in ieee80211_vif_unreserve_chanctx()
867 int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_reserve_chanctx()  argument
872 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_reserve_chanctx()
877 	curr_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_reserve_chanctx()
954 	list_add(&sdata->reserved_chanctx_list, &new_ctx->reserved_vifs);  in ieee80211_vif_reserve_chanctx()
955 	sdata->reserved_chanctx = new_ctx;  in ieee80211_vif_reserve_chanctx()
956 	sdata->reserved_chandef = *chandef;  in ieee80211_vif_reserve_chanctx()
957 	sdata->reserved_radar_required = radar_required;  in ieee80211_vif_reserve_chanctx()
958 	sdata->reserved_ready = false;  in ieee80211_vif_reserve_chanctx()
964 ieee80211_vif_chanctx_reservation_complete(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_chanctx_reservation_complete()  argument
966 	switch (sdata->vif.type) {  in ieee80211_vif_chanctx_reservation_complete()
971 		ieee80211_queue_work(&sdata->local->hw,  in ieee80211_vif_chanctx_reservation_complete()
972 				     &sdata->csa_finalize_work);  in ieee80211_vif_chanctx_reservation_complete()
975 		ieee80211_queue_work(&sdata->local->hw,  in ieee80211_vif_chanctx_reservation_complete()
976 				     &sdata->u.mgd.chswitch_work);  in ieee80211_vif_chanctx_reservation_complete()
993 ieee80211_vif_update_chandef(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_update_chandef()  argument
998 	sdata->vif.bss_conf.chandef = *chandef;  in ieee80211_vif_update_chandef()
1000 	if (sdata->vif.type != NL80211_IFTYPE_AP)  in ieee80211_vif_update_chandef()
1003 	list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)  in ieee80211_vif_update_chandef()
1008 ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_use_reserved_reassign()  argument
1010 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_reassign()
1020 	new_ctx = sdata->reserved_chanctx;  in ieee80211_vif_use_reserved_reassign()
1021 	old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_use_reserved_reassign()
1023 	if (WARN_ON(!sdata->reserved_ready))  in ieee80211_vif_use_reserved_reassign()
1037 				&sdata->reserved_chandef);  in ieee80211_vif_use_reserved_reassign()
1043 	vif_chsw[0].vif = &sdata->vif;  in ieee80211_vif_use_reserved_reassign()
1047 	list_del(&sdata->reserved_chanctx_list);  in ieee80211_vif_use_reserved_reassign()
1048 	sdata->reserved_chanctx = NULL;  in ieee80211_vif_use_reserved_reassign()
1059 	list_move(&sdata->assigned_chanctx_list, &new_ctx->assigned_vifs);  in ieee80211_vif_use_reserved_reassign()
1060 	rcu_assign_pointer(sdata->vif.chanctx_conf, &new_ctx->conf);  in ieee80211_vif_use_reserved_reassign()
1062 	if (sdata->vif.type == NL80211_IFTYPE_AP)  in ieee80211_vif_use_reserved_reassign()
1063 		__ieee80211_vif_copy_chanctx_to_vlans(sdata, false);  in ieee80211_vif_use_reserved_reassign()
1065 	ieee80211_check_fast_xmit_iface(sdata);  in ieee80211_vif_use_reserved_reassign()
1070 	if (sdata->vif.bss_conf.chandef.width != sdata->reserved_chandef.width)  in ieee80211_vif_use_reserved_reassign()
1073 	ieee80211_vif_update_chandef(sdata, &sdata->reserved_chandef);  in ieee80211_vif_use_reserved_reassign()
1080 		ieee80211_bss_info_change_notify(sdata, changed);  in ieee80211_vif_use_reserved_reassign()
1083 	ieee80211_vif_chanctx_reservation_complete(sdata);  in ieee80211_vif_use_reserved_reassign()
1088 ieee80211_vif_use_reserved_assign(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_use_reserved_assign()  argument
1090 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_assign()
1095 	old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_use_reserved_assign()
1096 	new_ctx = sdata->reserved_chanctx;  in ieee80211_vif_use_reserved_assign()
1098 	if (WARN_ON(!sdata->reserved_ready))  in ieee80211_vif_use_reserved_assign()
1112 				&sdata->reserved_chandef);  in ieee80211_vif_use_reserved_assign()
1118 	list_del(&sdata->reserved_chanctx_list);  in ieee80211_vif_use_reserved_assign()
1119 	sdata->reserved_chanctx = NULL;  in ieee80211_vif_use_reserved_assign()
1121 	err = ieee80211_assign_vif_chanctx(sdata, new_ctx);  in ieee80211_vif_use_reserved_assign()
1130 	ieee80211_vif_chanctx_reservation_complete(sdata);  in ieee80211_vif_use_reserved_assign()
1135 ieee80211_vif_has_in_place_reservation(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_has_in_place_reservation()  argument
1139 	lockdep_assert_held(&sdata->local->chanctx_mtx);  in ieee80211_vif_has_in_place_reservation()
1141 	new_ctx = sdata->reserved_chanctx;  in ieee80211_vif_has_in_place_reservation()
1142 	old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_has_in_place_reservation()
1182 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chsw_switch_vifs()  local
1203 		list_for_each_entry(sdata, &ctx->reserved_vifs,  in ieee80211_chsw_switch_vifs()
1206 					sdata))  in ieee80211_chsw_switch_vifs()
1209 			old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_chsw_switch_vifs()
1210 			vif_chsw[i].vif = &sdata->vif;  in ieee80211_chsw_switch_vifs()
1267 	struct ieee80211_sub_if_data *sdata, *sdata_tmp;  in ieee80211_vif_use_reserved_switch()  local
1310 		list_for_each_entry(sdata, &ctx->replace_ctx->assigned_vifs,  in ieee80211_vif_use_reserved_switch()
1313 			if (sdata->reserved_chanctx) {  in ieee80211_vif_use_reserved_switch()
1315 				if (sdata->reserved_ready)  in ieee80211_vif_use_reserved_switch()
1332 		list_for_each_entry(sdata, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1334 			if (ieee80211_vif_has_in_place_reservation(sdata) &&  in ieee80211_vif_use_reserved_switch()
1335 			    !sdata->reserved_ready)  in ieee80211_vif_use_reserved_switch()
1338 			old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_use_reserved_switch()
1349 			if (sdata->reserved_radar_required)  in ieee80211_vif_use_reserved_switch()
1400 		list_for_each_entry(sdata, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1404 			if (!ieee80211_vif_has_in_place_reservation(sdata))  in ieee80211_vif_use_reserved_switch()
1407 			rcu_assign_pointer(sdata->vif.chanctx_conf, &ctx->conf);  in ieee80211_vif_use_reserved_switch()
1409 			if (sdata->vif.type == NL80211_IFTYPE_AP)  in ieee80211_vif_use_reserved_switch()
1410 				__ieee80211_vif_copy_chanctx_to_vlans(sdata,  in ieee80211_vif_use_reserved_switch()
1413 			ieee80211_check_fast_xmit_iface(sdata);  in ieee80211_vif_use_reserved_switch()
1415 			sdata->radar_required = sdata->reserved_radar_required;  in ieee80211_vif_use_reserved_switch()
1417 			if (sdata->vif.bss_conf.chandef.width !=  in ieee80211_vif_use_reserved_switch()
1418 			    sdata->reserved_chandef.width)  in ieee80211_vif_use_reserved_switch()
1421 			ieee80211_vif_update_chandef(sdata, &sdata->reserved_chandef);  in ieee80211_vif_use_reserved_switch()
1423 				ieee80211_bss_info_change_notify(sdata,  in ieee80211_vif_use_reserved_switch()
1426 			ieee80211_recalc_txpower(sdata, false);  in ieee80211_vif_use_reserved_switch()
1434 		list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1436 			if (ieee80211_vif_get_chanctx(sdata) != ctx)  in ieee80211_vif_use_reserved_switch()
1439 			list_del(&sdata->reserved_chanctx_list);  in ieee80211_vif_use_reserved_switch()
1440 			list_move(&sdata->assigned_chanctx_list,  in ieee80211_vif_use_reserved_switch()
1442 			sdata->reserved_chanctx = NULL;  in ieee80211_vif_use_reserved_switch()
1444 			ieee80211_vif_chanctx_reservation_complete(sdata);  in ieee80211_vif_use_reserved_switch()
1454 		list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1457 					sdata)))  in ieee80211_vif_use_reserved_switch()
1460 			if (WARN_ON(sdata->reserved_chanctx != ctx))  in ieee80211_vif_use_reserved_switch()
1463 			if (!sdata->reserved_ready)  in ieee80211_vif_use_reserved_switch()
1466 			if (ieee80211_vif_get_chanctx(sdata))  in ieee80211_vif_use_reserved_switch()
1468 						sdata);  in ieee80211_vif_use_reserved_switch()
1470 				err = ieee80211_vif_use_reserved_assign(sdata);  in ieee80211_vif_use_reserved_switch()
1473 				sdata_info(sdata,  in ieee80211_vif_use_reserved_switch()
1476 				ieee80211_vif_unreserve_chanctx(sdata);  in ieee80211_vif_use_reserved_switch()
1478 						    &sdata->wdev,  in ieee80211_vif_use_reserved_switch()
1507 		list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1509 			ieee80211_vif_unreserve_chanctx(sdata);  in ieee80211_vif_use_reserved_switch()
1510 			ieee80211_vif_chanctx_reservation_complete(sdata);  in ieee80211_vif_use_reserved_switch()
1517 static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata)  in __ieee80211_vif_release_channel()  argument
1519 	struct ieee80211_local *local = sdata->local;  in __ieee80211_vif_release_channel()
1526 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in __ieee80211_vif_release_channel()
1533 	if (sdata->reserved_chanctx) {  in __ieee80211_vif_release_channel()
1534 		if (sdata->reserved_chanctx->replace_state ==  in __ieee80211_vif_release_channel()
1537 						   sdata->reserved_chanctx) > 1)  in __ieee80211_vif_release_channel()
1540 		ieee80211_vif_unreserve_chanctx(sdata);  in __ieee80211_vif_release_channel()
1543 	ieee80211_assign_vif_chanctx(sdata, NULL);  in __ieee80211_vif_release_channel()
1547 	sdata->radar_required = false;  in __ieee80211_vif_release_channel()
1554 int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_use_channel()  argument
1558 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_channel()
1565 	WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev));  in ieee80211_vif_use_channel()
1571 					    sdata->wdev.iftype);  in ieee80211_vif_use_channel()
1577 	sdata->radar_required = ret;  in ieee80211_vif_use_channel()
1579 	ret = ieee80211_check_combinations(sdata, chandef, mode,  in ieee80211_vif_use_channel()
1584 	__ieee80211_vif_release_channel(sdata);  in ieee80211_vif_use_channel()
1594 	ieee80211_vif_update_chandef(sdata, chandef);  in ieee80211_vif_use_channel()
1596 	ret = ieee80211_assign_vif_chanctx(sdata, ctx);  in ieee80211_vif_use_channel()
1608 		sdata->radar_required = false;  in ieee80211_vif_use_channel()
1614 int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_use_reserved_context()  argument
1616 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_context()
1624 	new_ctx = sdata->reserved_chanctx;  in ieee80211_vif_use_reserved_context()
1625 	old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_use_reserved_context()
1634 	if (WARN_ON(sdata->reserved_ready))  in ieee80211_vif_use_reserved_context()
1637 	sdata->reserved_ready = true;  in ieee80211_vif_use_reserved_context()
1641 			err = ieee80211_vif_use_reserved_reassign(sdata);  in ieee80211_vif_use_reserved_context()
1643 			err = ieee80211_vif_use_reserved_assign(sdata);  in ieee80211_vif_use_reserved_context()
1678 int ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_change_bandwidth()  argument
1682 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_change_bandwidth()
1688 	if (!cfg80211_chandef_usable(sdata->local->hw.wiphy, chandef,  in ieee80211_vif_change_bandwidth()
1693 	if (cfg80211_chandef_identical(chandef, &sdata->vif.bss_conf.chandef)) {  in ieee80211_vif_change_bandwidth()
1699 	    sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) {  in ieee80211_vif_change_bandwidth()
1704 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in ieee80211_vif_change_bandwidth()
1739 	ieee80211_vif_update_chandef(sdata, chandef);  in ieee80211_vif_change_bandwidth()
1750 void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_release_channel()  argument
1752 	WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev));  in ieee80211_vif_release_channel()
1754 	lockdep_assert_held(&sdata->local->mtx);  in ieee80211_vif_release_channel()
1756 	mutex_lock(&sdata->local->chanctx_mtx);  in ieee80211_vif_release_channel()
1757 	__ieee80211_vif_release_channel(sdata);  in ieee80211_vif_release_channel()
1758 	mutex_unlock(&sdata->local->chanctx_mtx);  in ieee80211_vif_release_channel()
1761 void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_vlan_copy_chanctx()  argument
1763 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_vlan_copy_chanctx()
1767 	if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_AP_VLAN || !sdata->bss))  in ieee80211_vif_vlan_copy_chanctx()
1770 	ap = container_of(sdata->bss, struct ieee80211_sub_if_data, u.ap);  in ieee80211_vif_vlan_copy_chanctx()
1776 	rcu_assign_pointer(sdata->vif.chanctx_conf, conf);  in ieee80211_vif_vlan_copy_chanctx()