4865 					struct beacon_data *beacon,  in ieee80211_set_beacon_cntdwn()  argument
4876 		beacon_data = beacon->tail;  in ieee80211_set_beacon_cntdwn()
4877 		beacon_data_len = beacon->tail_len;  in ieee80211_set_beacon_cntdwn()
4880 		beacon_data = beacon->head;  in ieee80211_set_beacon_cntdwn()
4881 		beacon_data_len = beacon->head_len;  in ieee80211_set_beacon_cntdwn()
4884 		beacon_data = beacon->head;  in ieee80211_set_beacon_cntdwn()
4885 		beacon_data_len = beacon->head_len;  in ieee80211_set_beacon_cntdwn()
4893 	bcn_offsets = beacon->cntdwn_counter_offsets;  in ieee80211_set_beacon_cntdwn()
4894 	count = beacon->cntdwn_current_counter;  in ieee80211_set_beacon_cntdwn()
4913 static u8 __ieee80211_beacon_update_cntdwn(struct beacon_data *beacon)  in __ieee80211_beacon_update_cntdwn()  argument
4915 	beacon->cntdwn_current_counter--;  in __ieee80211_beacon_update_cntdwn()
4918 	WARN_ON_ONCE(!beacon->cntdwn_current_counter);  in __ieee80211_beacon_update_cntdwn()
4920 	return beacon->cntdwn_current_counter;  in __ieee80211_beacon_update_cntdwn()
4926 	struct beacon_data *beacon = NULL;  in ieee80211_beacon_update_cntdwn()  local
4932 		beacon = rcu_dereference(sdata->deflink.u.ap.beacon);  in ieee80211_beacon_update_cntdwn()
4934 		beacon = rcu_dereference(sdata->u.ibss.presp);  in ieee80211_beacon_update_cntdwn()
4936 		beacon = rcu_dereference(sdata->u.mesh.beacon);  in ieee80211_beacon_update_cntdwn()
4938 	if (!beacon)  in ieee80211_beacon_update_cntdwn()
4941 	count = __ieee80211_beacon_update_cntdwn(beacon);  in ieee80211_beacon_update_cntdwn()
4952 	struct beacon_data *beacon = NULL;  in ieee80211_beacon_set_cntdwn()  local
4957 		beacon = rcu_dereference(sdata->deflink.u.ap.beacon);  in ieee80211_beacon_set_cntdwn()
4959 		beacon = rcu_dereference(sdata->u.ibss.presp);  in ieee80211_beacon_set_cntdwn()
4961 		beacon = rcu_dereference(sdata->u.mesh.beacon);  in ieee80211_beacon_set_cntdwn()
4963 	if (!beacon)  in ieee80211_beacon_set_cntdwn()
4966 	if (counter < beacon->cntdwn_current_counter)  in ieee80211_beacon_set_cntdwn()
4967 		beacon->cntdwn_current_counter = counter;  in ieee80211_beacon_set_cntdwn()
4977 	struct beacon_data *beacon = NULL;  in ieee80211_beacon_cntdwn_is_complete()  local
4987 		beacon = rcu_dereference(sdata->deflink.u.ap.beacon);  in ieee80211_beacon_cntdwn_is_complete()
4988 		if (WARN_ON(!beacon || !beacon->tail))  in ieee80211_beacon_cntdwn_is_complete()
4990 		beacon_data = beacon->tail;  in ieee80211_beacon_cntdwn_is_complete()
4991 		beacon_data_len = beacon->tail_len;  in ieee80211_beacon_cntdwn_is_complete()
4995 		beacon = rcu_dereference(ifibss->presp);  in ieee80211_beacon_cntdwn_is_complete()
4996 		if (!beacon)  in ieee80211_beacon_cntdwn_is_complete()
4999 		beacon_data = beacon->head;  in ieee80211_beacon_cntdwn_is_complete()
5000 		beacon_data_len = beacon->head_len;  in ieee80211_beacon_cntdwn_is_complete()
5004 		beacon = rcu_dereference(ifmsh->beacon);  in ieee80211_beacon_cntdwn_is_complete()
5005 		if (!beacon)  in ieee80211_beacon_cntdwn_is_complete()
5008 		beacon_data = beacon->head;  in ieee80211_beacon_cntdwn_is_complete()
5009 		beacon_data_len = beacon->head_len;  in ieee80211_beacon_cntdwn_is_complete()
5015 	if (!beacon->cntdwn_counter_offsets[0])  in ieee80211_beacon_cntdwn_is_complete()
5018 	if (WARN_ON_ONCE(beacon->cntdwn_counter_offsets[0] > beacon_data_len))  in ieee80211_beacon_cntdwn_is_complete()
5021 	if (beacon_data[beacon->cntdwn_counter_offsets[0]] == 1)  in ieee80211_beacon_cntdwn_is_complete()
5063 			    struct beacon_data *beacon,  in ieee80211_beacon_get_finish()  argument
5075 	if (offs && beacon) {  in ieee80211_beacon_get_finish()
5079 			u16 csa_off = beacon->cntdwn_counter_offsets[i];  in ieee80211_beacon_get_finish()
5116 ieee80211_beacon_add_mbssid(struct sk_buff *skb, struct beacon_data *beacon)  in ieee80211_beacon_add_mbssid()  argument
5120 	if (!beacon->mbssid_ies)  in ieee80211_beacon_add_mbssid()
5123 	for (i = 0; i < beacon->mbssid_ies->cnt; i++)  in ieee80211_beacon_add_mbssid()
5124 		skb_put_data(skb, beacon->mbssid_ies->elem[i].data,  in ieee80211_beacon_add_mbssid()
5125 			     beacon->mbssid_ies->elem[i].len);  in ieee80211_beacon_add_mbssid()
5134 			struct beacon_data *beacon,  in ieee80211_beacon_get_ap()  argument
5144 	if (beacon->cntdwn_counter_offsets[0]) {  in ieee80211_beacon_get_ap()
5148 		ieee80211_set_beacon_cntdwn(sdata, beacon, link);  in ieee80211_beacon_get_ap()
5154 	mbssid_len = ieee80211_get_mbssid_beacon_len(beacon->mbssid_ies);  in ieee80211_beacon_get_ap()
5155 	skb = dev_alloc_skb(local->tx_headroom + beacon->head_len +  in ieee80211_beacon_get_ap()
5156 			    beacon->tail_len + 256 +  in ieee80211_beacon_get_ap()
5162 	skb_put_data(skb, beacon->head, beacon->head_len);  in ieee80211_beacon_get_ap()
5167 		offs->tim_offset = beacon->head_len;  in ieee80211_beacon_get_ap()
5168 		offs->tim_length = skb->len - beacon->head_len;  in ieee80211_beacon_get_ap()
5169 		offs->cntdwn_counter_offs[0] = beacon->cntdwn_counter_offsets[0];  in ieee80211_beacon_get_ap()
5172 			ieee80211_beacon_add_mbssid(skb, beacon);  in ieee80211_beacon_get_ap()
5180 	if (beacon->tail)  in ieee80211_beacon_get_ap()
5181 		skb_put_data(skb, beacon->tail, beacon->tail_len);  in ieee80211_beacon_get_ap()
5186 	ieee80211_beacon_get_finish(hw, vif, link, offs, beacon, skb,  in ieee80211_beacon_get_ap()
5199 	struct beacon_data *beacon = NULL;  in __ieee80211_beacon_get()  local
5221 		beacon = rcu_dereference(link->u.ap.beacon);  in __ieee80211_beacon_get()
5222 		if (!beacon)  in __ieee80211_beacon_get()
5226 					      beacon, chanctx_conf);  in __ieee80211_beacon_get()
5231 		beacon = rcu_dereference(ifibss->presp);  in __ieee80211_beacon_get()
5232 		if (!beacon)  in __ieee80211_beacon_get()
5235 		if (beacon->cntdwn_counter_offsets[0]) {  in __ieee80211_beacon_get()
5237 				__ieee80211_beacon_update_cntdwn(beacon);  in __ieee80211_beacon_get()
5239 			ieee80211_set_beacon_cntdwn(sdata, beacon, link);  in __ieee80211_beacon_get()
5242 		skb = dev_alloc_skb(local->tx_headroom + beacon->head_len +  in __ieee80211_beacon_get()
5247 		skb_put_data(skb, beacon->head, beacon->head_len);  in __ieee80211_beacon_get()
5253 		ieee80211_beacon_get_finish(hw, vif, link, offs, beacon, skb,  in __ieee80211_beacon_get()
5258 		beacon = rcu_dereference(ifmsh->beacon);  in __ieee80211_beacon_get()
5259 		if (!beacon)  in __ieee80211_beacon_get()
5262 		if (beacon->cntdwn_counter_offsets[0]) {  in __ieee80211_beacon_get()
5269 				__ieee80211_beacon_update_cntdwn(beacon);  in __ieee80211_beacon_get()
5271 			ieee80211_set_beacon_cntdwn(sdata, beacon, link);  in __ieee80211_beacon_get()
5275 			ifmsh->sync_ops->adjust_tsf(sdata, beacon);  in __ieee80211_beacon_get()
5278 				    beacon->head_len +  in __ieee80211_beacon_get()
5280 				    beacon->tail_len +  in __ieee80211_beacon_get()
5285 		skb_put_data(skb, beacon->head, beacon->head_len);  in __ieee80211_beacon_get()
5290 			offs->tim_offset = beacon->head_len;  in __ieee80211_beacon_get()
5291 			offs->tim_length = skb->len - beacon->head_len;  in __ieee80211_beacon_get()
5294 		skb_put_data(skb, beacon->tail, beacon->tail_len);  in __ieee80211_beacon_get()
5295 		ieee80211_beacon_get_finish(hw, vif, link, offs, beacon, skb,  in __ieee80211_beacon_get()
5637 		struct beacon_data *beacon =  in ieee80211_get_buffered_bc()  local
5638 				rcu_dereference(sdata->deflink.u.ap.beacon);  in ieee80211_get_buffered_bc()
5640 		if (!beacon || !beacon->head)  in ieee80211_get_buffered_bc()