16 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_num_assigned()  local
21 	list_for_each_entry(sdata, &ctx->assigned_vifs, assigned_chanctx_list)  in ieee80211_chanctx_num_assigned()
30 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_num_reserved()  local
35 	list_for_each_entry(sdata, &ctx->reserved_vifs, reserved_chanctx_list)  in ieee80211_chanctx_num_reserved()
68 ieee80211_vif_get_chanctx(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_get_chanctx()  argument
70 	struct ieee80211_local *local __maybe_unused = sdata->local;  in ieee80211_vif_get_chanctx()
73 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in ieee80211_vif_get_chanctx()
86 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_reserved_chandef()  local
90 	list_for_each_entry(sdata, &ctx->reserved_vifs,  in ieee80211_chanctx_reserved_chandef()
93 			compat = &sdata->reserved_chandef;  in ieee80211_chanctx_reserved_chandef()
95 		compat = cfg80211_chandef_compatible(&sdata->reserved_chandef,  in ieee80211_chanctx_reserved_chandef()
109 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_non_reserved_chandef()  local
113 	list_for_each_entry(sdata, &ctx->assigned_vifs,  in ieee80211_chanctx_non_reserved_chandef()
115 		if (sdata->reserved_chanctx != NULL)  in ieee80211_chanctx_non_reserved_chandef()
119 			compat = &sdata->vif.bss_conf.chandef;  in ieee80211_chanctx_non_reserved_chandef()
122 				&sdata->vif.bss_conf.chandef, compat);  in ieee80211_chanctx_non_reserved_chandef()
224 ieee80211_get_max_required_bw(struct ieee80211_sub_if_data *sdata)  in ieee80211_get_max_required_bw()  argument
230 	list_for_each_entry_rcu(sta, &sdata->local->sta_list, list) {  in ieee80211_get_max_required_bw()
231 		if (sdata != sta->sdata &&  in ieee80211_get_max_required_bw()
232 		    !(sta->sdata->bss && sta->sdata->bss == sdata->bss))  in ieee80211_get_max_required_bw()
246 	struct ieee80211_sub_if_data *sdata;  in ieee80211_get_chanctx_max_required_bw()  local
250 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_get_chanctx_max_required_bw()
251 		struct ieee80211_vif *vif = &sdata->vif;  in ieee80211_get_chanctx_max_required_bw()
254 		if (!ieee80211_sdata_running(sdata))  in ieee80211_get_chanctx_max_required_bw()
257 		if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf)  in ieee80211_get_chanctx_max_required_bw()
263 			width = ieee80211_get_max_required_bw(sdata);  in ieee80211_get_chanctx_max_required_bw()
272 				    ieee80211_get_max_required_bw(sdata));  in ieee80211_get_chanctx_max_required_bw()
294 	sdata = rcu_dereference(local->monitor_sdata);  in ieee80211_get_chanctx_max_required_bw()
295 	if (sdata && rcu_access_pointer(sdata->vif.chanctx_conf) == conf)  in ieee80211_get_chanctx_max_required_bw()
402 	struct ieee80211_sub_if_data *sdata;  in ieee80211_is_radar_required()  local
407 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_is_radar_required()
408 		if (sdata->radar_required) {  in ieee80211_is_radar_required()
423 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chanctx_radar_required()  local
430 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_chanctx_radar_required()
431 		if (!ieee80211_sdata_running(sdata))  in ieee80211_chanctx_radar_required()
433 		if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf)  in ieee80211_chanctx_radar_required()
435 		if (!sdata->radar_required)  in ieee80211_chanctx_radar_required()
570 	struct ieee80211_sub_if_data *sdata;  in ieee80211_recalc_chanctx_chantype()  local
577 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_recalc_chanctx_chantype()
579 		if (!ieee80211_sdata_running(sdata))  in ieee80211_recalc_chanctx_chantype()
581 		if (rcu_access_pointer(sdata->vif.chanctx_conf) != conf)  in ieee80211_recalc_chanctx_chantype()
583 		if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)  in ieee80211_recalc_chanctx_chantype()
587 			compat = &sdata->vif.bss_conf.chandef;  in ieee80211_recalc_chanctx_chantype()
590 				&sdata->vif.bss_conf.chandef, compat);  in ieee80211_recalc_chanctx_chantype()
640 static int ieee80211_assign_vif_chanctx(struct ieee80211_sub_if_data *sdata,  in ieee80211_assign_vif_chanctx()  argument
643 	struct ieee80211_local *local = sdata->local;  in ieee80211_assign_vif_chanctx()
648 	if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_NAN))  in ieee80211_assign_vif_chanctx()
651 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in ieee80211_assign_vif_chanctx()
657 		drv_unassign_vif_chanctx(local, sdata, curr_ctx);  in ieee80211_assign_vif_chanctx()
659 		list_del(&sdata->assigned_chanctx_list);  in ieee80211_assign_vif_chanctx()
663 		ret = drv_assign_vif_chanctx(local, sdata, new_ctx);  in ieee80211_assign_vif_chanctx()
668 		list_add(&sdata->assigned_chanctx_list,  in ieee80211_assign_vif_chanctx()
673 	rcu_assign_pointer(sdata->vif.chanctx_conf, conf);  in ieee80211_assign_vif_chanctx()
675 	sdata->vif.bss_conf.idle = !conf;  in ieee80211_assign_vif_chanctx()
685 		ieee80211_recalc_txpower(sdata, false);  in ieee80211_assign_vif_chanctx()
689 	if (sdata->vif.type != NL80211_IFTYPE_P2P_DEVICE &&  in ieee80211_assign_vif_chanctx()
690 	    sdata->vif.type != NL80211_IFTYPE_MONITOR)  in ieee80211_assign_vif_chanctx()
691 		ieee80211_bss_info_change_notify(sdata,  in ieee80211_assign_vif_chanctx()
694 	ieee80211_check_fast_xmit_iface(sdata);  in ieee80211_assign_vif_chanctx()
702 	struct ieee80211_sub_if_data *sdata;  in ieee80211_recalc_smps_chanctx()  local
711 	list_for_each_entry_rcu(sdata, &local->interfaces, list) {  in ieee80211_recalc_smps_chanctx()
714 		if (!ieee80211_sdata_running(sdata))  in ieee80211_recalc_smps_chanctx()
717 		if (rcu_access_pointer(sdata->vif.chanctx_conf) !=  in ieee80211_recalc_smps_chanctx()
721 		switch (sdata->vif.type) {  in ieee80211_recalc_smps_chanctx()
726 			if (!sdata->u.mgd.associated)  in ieee80211_recalc_smps_chanctx()
741 		switch (sdata->smps_mode) {  in ieee80211_recalc_smps_chanctx()
744 				  sdata->smps_mode);  in ieee80211_recalc_smps_chanctx()
747 			needed_static = sdata->needed_rx_chains;  in ieee80211_recalc_smps_chanctx()
748 			needed_dynamic = sdata->needed_rx_chains;  in ieee80211_recalc_smps_chanctx()
752 			needed_dynamic = sdata->needed_rx_chains;  in ieee80211_recalc_smps_chanctx()
765 	sdata = rcu_dereference(local->monitor_sdata);  in ieee80211_recalc_smps_chanctx()
766 	if (sdata &&  in ieee80211_recalc_smps_chanctx()
767 	    rcu_access_pointer(sdata->vif.chanctx_conf) == &chanctx->conf)  in ieee80211_recalc_smps_chanctx()
792 __ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,  in __ieee80211_vif_copy_chanctx_to_vlans()  argument
795 	struct ieee80211_local *local __maybe_unused = sdata->local;  in __ieee80211_vif_copy_chanctx_to_vlans()
799 	if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_AP))  in __ieee80211_vif_copy_chanctx_to_vlans()
810 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in __ieee80211_vif_copy_chanctx_to_vlans()
817 	list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)  in __ieee80211_vif_copy_chanctx_to_vlans()
821 void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_copy_chanctx_to_vlans()  argument
824 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_copy_chanctx_to_vlans()
828 	__ieee80211_vif_copy_chanctx_to_vlans(sdata, clear);  in ieee80211_vif_copy_chanctx_to_vlans()
833 int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_unreserve_chanctx()  argument
835 	struct ieee80211_chanctx *ctx = sdata->reserved_chanctx;  in ieee80211_vif_unreserve_chanctx()
837 	lockdep_assert_held(&sdata->local->chanctx_mtx);  in ieee80211_vif_unreserve_chanctx()
842 	list_del(&sdata->reserved_chanctx_list);  in ieee80211_vif_unreserve_chanctx()
843 	sdata->reserved_chanctx = NULL;  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()
868 int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_reserve_chanctx()  argument
873 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_reserve_chanctx()
878 	curr_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_reserve_chanctx()
955 	list_add(&sdata->reserved_chanctx_list, &new_ctx->reserved_vifs);  in ieee80211_vif_reserve_chanctx()
956 	sdata->reserved_chanctx = new_ctx;  in ieee80211_vif_reserve_chanctx()
957 	sdata->reserved_chandef = *chandef;  in ieee80211_vif_reserve_chanctx()
958 	sdata->reserved_radar_required = radar_required;  in ieee80211_vif_reserve_chanctx()
959 	sdata->reserved_ready = false;  in ieee80211_vif_reserve_chanctx()
965 ieee80211_vif_chanctx_reservation_complete(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_chanctx_reservation_complete()  argument
967 	switch (sdata->vif.type) {  in ieee80211_vif_chanctx_reservation_complete()
972 		ieee80211_queue_work(&sdata->local->hw,  in ieee80211_vif_chanctx_reservation_complete()
973 				     &sdata->csa_finalize_work);  in ieee80211_vif_chanctx_reservation_complete()
976 		ieee80211_queue_work(&sdata->local->hw,  in ieee80211_vif_chanctx_reservation_complete()
977 				     &sdata->u.mgd.chswitch_work);  in ieee80211_vif_chanctx_reservation_complete()
994 ieee80211_vif_update_chandef(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_update_chandef()  argument
999 	sdata->vif.bss_conf.chandef = *chandef;  in ieee80211_vif_update_chandef()
1001 	if (sdata->vif.type != NL80211_IFTYPE_AP)  in ieee80211_vif_update_chandef()
1004 	list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)  in ieee80211_vif_update_chandef()
1009 ieee80211_vif_use_reserved_reassign(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_use_reserved_reassign()  argument
1011 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_reassign()
1021 	new_ctx = sdata->reserved_chanctx;  in ieee80211_vif_use_reserved_reassign()
1022 	old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_use_reserved_reassign()
1024 	if (WARN_ON(!sdata->reserved_ready))  in ieee80211_vif_use_reserved_reassign()
1038 				&sdata->reserved_chandef);  in ieee80211_vif_use_reserved_reassign()
1044 	vif_chsw[0].vif = &sdata->vif;  in ieee80211_vif_use_reserved_reassign()
1048 	list_del(&sdata->reserved_chanctx_list);  in ieee80211_vif_use_reserved_reassign()
1049 	sdata->reserved_chanctx = NULL;  in ieee80211_vif_use_reserved_reassign()
1060 	list_move(&sdata->assigned_chanctx_list, &new_ctx->assigned_vifs);  in ieee80211_vif_use_reserved_reassign()
1061 	rcu_assign_pointer(sdata->vif.chanctx_conf, &new_ctx->conf);  in ieee80211_vif_use_reserved_reassign()
1063 	if (sdata->vif.type == NL80211_IFTYPE_AP)  in ieee80211_vif_use_reserved_reassign()
1064 		__ieee80211_vif_copy_chanctx_to_vlans(sdata, false);  in ieee80211_vif_use_reserved_reassign()
1066 	ieee80211_check_fast_xmit_iface(sdata);  in ieee80211_vif_use_reserved_reassign()
1071 	if (sdata->vif.bss_conf.chandef.width != sdata->reserved_chandef.width)  in ieee80211_vif_use_reserved_reassign()
1074 	ieee80211_vif_update_chandef(sdata, &sdata->reserved_chandef);  in ieee80211_vif_use_reserved_reassign()
1081 		ieee80211_bss_info_change_notify(sdata, changed);  in ieee80211_vif_use_reserved_reassign()
1084 	ieee80211_vif_chanctx_reservation_complete(sdata);  in ieee80211_vif_use_reserved_reassign()
1089 ieee80211_vif_use_reserved_assign(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_use_reserved_assign()  argument
1091 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_assign()
1096 	old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_use_reserved_assign()
1097 	new_ctx = sdata->reserved_chanctx;  in ieee80211_vif_use_reserved_assign()
1099 	if (WARN_ON(!sdata->reserved_ready))  in ieee80211_vif_use_reserved_assign()
1113 				&sdata->reserved_chandef);  in ieee80211_vif_use_reserved_assign()
1119 	list_del(&sdata->reserved_chanctx_list);  in ieee80211_vif_use_reserved_assign()
1120 	sdata->reserved_chanctx = NULL;  in ieee80211_vif_use_reserved_assign()
1122 	err = ieee80211_assign_vif_chanctx(sdata, new_ctx);  in ieee80211_vif_use_reserved_assign()
1131 	ieee80211_vif_chanctx_reservation_complete(sdata);  in ieee80211_vif_use_reserved_assign()
1136 ieee80211_vif_has_in_place_reservation(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_has_in_place_reservation()  argument
1140 	lockdep_assert_held(&sdata->local->chanctx_mtx);  in ieee80211_vif_has_in_place_reservation()
1142 	new_ctx = sdata->reserved_chanctx;  in ieee80211_vif_has_in_place_reservation()
1143 	old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_has_in_place_reservation()
1183 	struct ieee80211_sub_if_data *sdata;  in ieee80211_chsw_switch_vifs()  local
1204 		list_for_each_entry(sdata, &ctx->reserved_vifs,  in ieee80211_chsw_switch_vifs()
1207 					sdata))  in ieee80211_chsw_switch_vifs()
1210 			old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_chsw_switch_vifs()
1211 			vif_chsw[i].vif = &sdata->vif;  in ieee80211_chsw_switch_vifs()
1268 	struct ieee80211_sub_if_data *sdata, *sdata_tmp;  in ieee80211_vif_use_reserved_switch()  local
1311 		list_for_each_entry(sdata, &ctx->replace_ctx->assigned_vifs,  in ieee80211_vif_use_reserved_switch()
1314 			if (sdata->reserved_chanctx) {  in ieee80211_vif_use_reserved_switch()
1316 				if (sdata->reserved_ready)  in ieee80211_vif_use_reserved_switch()
1333 		list_for_each_entry(sdata, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1335 			if (ieee80211_vif_has_in_place_reservation(sdata) &&  in ieee80211_vif_use_reserved_switch()
1336 			    !sdata->reserved_ready)  in ieee80211_vif_use_reserved_switch()
1339 			old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_use_reserved_switch()
1350 			if (sdata->reserved_radar_required)  in ieee80211_vif_use_reserved_switch()
1401 		list_for_each_entry(sdata, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1405 			if (!ieee80211_vif_has_in_place_reservation(sdata))  in ieee80211_vif_use_reserved_switch()
1408 			rcu_assign_pointer(sdata->vif.chanctx_conf, &ctx->conf);  in ieee80211_vif_use_reserved_switch()
1410 			if (sdata->vif.type == NL80211_IFTYPE_AP)  in ieee80211_vif_use_reserved_switch()
1411 				__ieee80211_vif_copy_chanctx_to_vlans(sdata,  in ieee80211_vif_use_reserved_switch()
1414 			ieee80211_check_fast_xmit_iface(sdata);  in ieee80211_vif_use_reserved_switch()
1416 			sdata->radar_required = sdata->reserved_radar_required;  in ieee80211_vif_use_reserved_switch()
1418 			if (sdata->vif.bss_conf.chandef.width !=  in ieee80211_vif_use_reserved_switch()
1419 			    sdata->reserved_chandef.width)  in ieee80211_vif_use_reserved_switch()
1422 			ieee80211_vif_update_chandef(sdata, &sdata->reserved_chandef);  in ieee80211_vif_use_reserved_switch()
1424 				ieee80211_bss_info_change_notify(sdata,  in ieee80211_vif_use_reserved_switch()
1427 			ieee80211_recalc_txpower(sdata, false);  in ieee80211_vif_use_reserved_switch()
1435 		list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1437 			if (ieee80211_vif_get_chanctx(sdata) != ctx)  in ieee80211_vif_use_reserved_switch()
1440 			list_del(&sdata->reserved_chanctx_list);  in ieee80211_vif_use_reserved_switch()
1441 			list_move(&sdata->assigned_chanctx_list,  in ieee80211_vif_use_reserved_switch()
1443 			sdata->reserved_chanctx = NULL;  in ieee80211_vif_use_reserved_switch()
1445 			ieee80211_vif_chanctx_reservation_complete(sdata);  in ieee80211_vif_use_reserved_switch()
1455 		list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1458 					sdata)))  in ieee80211_vif_use_reserved_switch()
1461 			if (WARN_ON(sdata->reserved_chanctx != ctx))  in ieee80211_vif_use_reserved_switch()
1464 			if (!sdata->reserved_ready)  in ieee80211_vif_use_reserved_switch()
1467 			if (ieee80211_vif_get_chanctx(sdata))  in ieee80211_vif_use_reserved_switch()
1469 						sdata);  in ieee80211_vif_use_reserved_switch()
1471 				err = ieee80211_vif_use_reserved_assign(sdata);  in ieee80211_vif_use_reserved_switch()
1474 				sdata_info(sdata,  in ieee80211_vif_use_reserved_switch()
1477 				ieee80211_vif_unreserve_chanctx(sdata);  in ieee80211_vif_use_reserved_switch()
1479 						    &sdata->wdev,  in ieee80211_vif_use_reserved_switch()
1508 		list_for_each_entry_safe(sdata, sdata_tmp, &ctx->reserved_vifs,  in ieee80211_vif_use_reserved_switch()
1510 			ieee80211_vif_unreserve_chanctx(sdata);  in ieee80211_vif_use_reserved_switch()
1511 			ieee80211_vif_chanctx_reservation_complete(sdata);  in ieee80211_vif_use_reserved_switch()
1518 static void __ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata)  in __ieee80211_vif_release_channel()  argument
1520 	struct ieee80211_local *local = sdata->local;  in __ieee80211_vif_release_channel()
1527 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in __ieee80211_vif_release_channel()
1534 	if (sdata->reserved_chanctx) {  in __ieee80211_vif_release_channel()
1535 		if (sdata->reserved_chanctx->replace_state ==  in __ieee80211_vif_release_channel()
1538 						   sdata->reserved_chanctx) > 1)  in __ieee80211_vif_release_channel()
1541 		ieee80211_vif_unreserve_chanctx(sdata);  in __ieee80211_vif_release_channel()
1544 	ieee80211_assign_vif_chanctx(sdata, NULL);  in __ieee80211_vif_release_channel()
1548 	sdata->radar_required = false;  in __ieee80211_vif_release_channel()
1555 int ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_use_channel()  argument
1559 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_channel()
1566 	WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev));  in ieee80211_vif_use_channel()
1572 					    sdata->wdev.iftype);  in ieee80211_vif_use_channel()
1578 	sdata->radar_required = ret;  in ieee80211_vif_use_channel()
1580 	ret = ieee80211_check_combinations(sdata, chandef, mode,  in ieee80211_vif_use_channel()
1585 	__ieee80211_vif_release_channel(sdata);  in ieee80211_vif_use_channel()
1595 	ieee80211_vif_update_chandef(sdata, chandef);  in ieee80211_vif_use_channel()
1597 	ret = ieee80211_assign_vif_chanctx(sdata, ctx);  in ieee80211_vif_use_channel()
1609 		sdata->radar_required = false;  in ieee80211_vif_use_channel()
1615 int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_use_reserved_context()  argument
1617 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_use_reserved_context()
1625 	new_ctx = sdata->reserved_chanctx;  in ieee80211_vif_use_reserved_context()
1626 	old_ctx = ieee80211_vif_get_chanctx(sdata);  in ieee80211_vif_use_reserved_context()
1635 	if (WARN_ON(sdata->reserved_ready))  in ieee80211_vif_use_reserved_context()
1638 	sdata->reserved_ready = true;  in ieee80211_vif_use_reserved_context()
1642 			err = ieee80211_vif_use_reserved_reassign(sdata);  in ieee80211_vif_use_reserved_context()
1644 			err = ieee80211_vif_use_reserved_assign(sdata);  in ieee80211_vif_use_reserved_context()
1679 int ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata,  in ieee80211_vif_change_bandwidth()  argument
1683 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_change_bandwidth()
1689 	if (!cfg80211_chandef_usable(sdata->local->hw.wiphy, chandef,  in ieee80211_vif_change_bandwidth()
1694 	if (cfg80211_chandef_identical(chandef, &sdata->vif.bss_conf.chandef)) {  in ieee80211_vif_change_bandwidth()
1700 	    sdata->vif.bss_conf.chandef.width == NL80211_CHAN_WIDTH_20_NOHT) {  in ieee80211_vif_change_bandwidth()
1705 	conf = rcu_dereference_protected(sdata->vif.chanctx_conf,  in ieee80211_vif_change_bandwidth()
1740 	ieee80211_vif_update_chandef(sdata, chandef);  in ieee80211_vif_change_bandwidth()
1751 void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_release_channel()  argument
1753 	WARN_ON(sdata->dev && netif_carrier_ok(sdata->dev));  in ieee80211_vif_release_channel()
1755 	lockdep_assert_held(&sdata->local->mtx);  in ieee80211_vif_release_channel()
1757 	mutex_lock(&sdata->local->chanctx_mtx);  in ieee80211_vif_release_channel()
1758 	__ieee80211_vif_release_channel(sdata);  in ieee80211_vif_release_channel()
1759 	mutex_unlock(&sdata->local->chanctx_mtx);  in ieee80211_vif_release_channel()
1762 void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata)  in ieee80211_vif_vlan_copy_chanctx()  argument
1764 	struct ieee80211_local *local = sdata->local;  in ieee80211_vif_vlan_copy_chanctx()
1768 	if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_AP_VLAN || !sdata->bss))  in ieee80211_vif_vlan_copy_chanctx()
1771 	ap = container_of(sdata->bss, struct ieee80211_sub_if_data, u.ap);  in ieee80211_vif_vlan_copy_chanctx()
1777 	rcu_assign_pointer(sdata->vif.chanctx_conf, conf);  in ieee80211_vif_vlan_copy_chanctx()