2667 			      struct beacon_data *beacon)  in ieee80211_set_csa()  argument
2673 	u8 count = beacon->csa_current_counter;  in ieee80211_set_csa()
2677 		beacon_data = beacon->tail;  in ieee80211_set_csa()
2678 		beacon_data_len = beacon->tail_len;  in ieee80211_set_csa()
2681 		beacon_data = beacon->head;  in ieee80211_set_csa()
2682 		beacon_data_len = beacon->head_len;  in ieee80211_set_csa()
2685 		beacon_data = beacon->head;  in ieee80211_set_csa()
2686 		beacon_data_len = beacon->head_len;  in ieee80211_set_csa()
2696 		if (beacon->csa_counter_offsets[i]) {  in ieee80211_set_csa()
2697 			if (WARN_ON_ONCE(beacon->csa_counter_offsets[i] >=  in ieee80211_set_csa()
2703 			beacon_data[beacon->csa_counter_offsets[i]] = count;  in ieee80211_set_csa()
2715 	struct beacon_data *beacon = NULL;  in ieee80211_csa_update_counter()  local
2721 		beacon = rcu_dereference(sdata->u.ap.beacon);  in ieee80211_csa_update_counter()
2723 		beacon = rcu_dereference(sdata->u.ibss.presp);  in ieee80211_csa_update_counter()
2725 		beacon = rcu_dereference(sdata->u.mesh.beacon);  in ieee80211_csa_update_counter()
2727 	if (!beacon)  in ieee80211_csa_update_counter()
2730 	beacon->csa_current_counter--;  in ieee80211_csa_update_counter()
2733 	WARN_ON_ONCE(!beacon->csa_current_counter);  in ieee80211_csa_update_counter()
2734 	count = beacon->csa_current_counter;  in ieee80211_csa_update_counter()
2745 	struct beacon_data *beacon = NULL;  in ieee80211_csa_is_complete()  local
2757 		beacon = rcu_dereference(ap->beacon);  in ieee80211_csa_is_complete()
2758 		if (WARN_ON(!beacon || !beacon->tail))  in ieee80211_csa_is_complete()
2760 		beacon_data = beacon->tail;  in ieee80211_csa_is_complete()
2761 		beacon_data_len = beacon->tail_len;  in ieee80211_csa_is_complete()
2765 		beacon = rcu_dereference(ifibss->presp);  in ieee80211_csa_is_complete()
2766 		if (!beacon)  in ieee80211_csa_is_complete()
2769 		beacon_data = beacon->head;  in ieee80211_csa_is_complete()
2770 		beacon_data_len = beacon->head_len;  in ieee80211_csa_is_complete()
2774 		beacon = rcu_dereference(ifmsh->beacon);  in ieee80211_csa_is_complete()
2775 		if (!beacon)  in ieee80211_csa_is_complete()
2778 		beacon_data = beacon->head;  in ieee80211_csa_is_complete()
2779 		beacon_data_len = beacon->head_len;  in ieee80211_csa_is_complete()
2785 	if (!beacon->csa_counter_offsets[0])  in ieee80211_csa_is_complete()
2788 	if (WARN_ON_ONCE(beacon->csa_counter_offsets[0] > beacon_data_len))  in ieee80211_csa_is_complete()
2791 	if (beacon_data[beacon->csa_counter_offsets[0]] == 1)  in ieee80211_csa_is_complete()
2807 	struct beacon_data *beacon = NULL;  in __ieee80211_beacon_get()  local
2830 		beacon = rcu_dereference(ap->beacon);  in __ieee80211_beacon_get()
2831 		if (beacon) {  in __ieee80211_beacon_get()
2832 			if (beacon->csa_counter_offsets[0]) {  in __ieee80211_beacon_get()
2836 				ieee80211_set_csa(sdata, beacon);  in __ieee80211_beacon_get()
2844 					    beacon->head_len +  in __ieee80211_beacon_get()
2845 					    beacon->tail_len + 256 +  in __ieee80211_beacon_get()
2851 			memcpy(skb_put(skb, beacon->head_len), beacon->head,  in __ieee80211_beacon_get()
2852 			       beacon->head_len);  in __ieee80211_beacon_get()
2858 				offs->tim_offset = beacon->head_len;  in __ieee80211_beacon_get()
2859 				offs->tim_length = skb->len - beacon->head_len;  in __ieee80211_beacon_get()
2865 			if (beacon->tail)  in __ieee80211_beacon_get()
2866 				memcpy(skb_put(skb, beacon->tail_len),  in __ieee80211_beacon_get()
2867 				       beacon->tail, beacon->tail_len);  in __ieee80211_beacon_get()
2874 		beacon = rcu_dereference(ifibss->presp);  in __ieee80211_beacon_get()
2875 		if (!beacon)  in __ieee80211_beacon_get()
2878 		if (beacon->csa_counter_offsets[0]) {  in __ieee80211_beacon_get()
2882 			ieee80211_set_csa(sdata, beacon);  in __ieee80211_beacon_get()
2885 		skb = dev_alloc_skb(local->tx_headroom + beacon->head_len +  in __ieee80211_beacon_get()
2890 		memcpy(skb_put(skb, beacon->head_len), beacon->head,  in __ieee80211_beacon_get()
2891 		       beacon->head_len);  in __ieee80211_beacon_get()
2899 		beacon = rcu_dereference(ifmsh->beacon);  in __ieee80211_beacon_get()
2900 		if (!beacon)  in __ieee80211_beacon_get()
2903 		if (beacon->csa_counter_offsets[0]) {  in __ieee80211_beacon_get()
2912 			ieee80211_set_csa(sdata, beacon);  in __ieee80211_beacon_get()
2916 			ifmsh->sync_ops->adjust_tbtt(sdata, beacon);  in __ieee80211_beacon_get()
2919 				    beacon->head_len +  in __ieee80211_beacon_get()
2921 				    beacon->tail_len +  in __ieee80211_beacon_get()
2926 		memcpy(skb_put(skb, beacon->head_len), beacon->head,  in __ieee80211_beacon_get()
2927 		       beacon->head_len);  in __ieee80211_beacon_get()
2931 			offs->tim_offset = beacon->head_len;  in __ieee80211_beacon_get()
2932 			offs->tim_length = skb->len - beacon->head_len;  in __ieee80211_beacon_get()
2935 		memcpy(skb_put(skb, beacon->tail_len), beacon->tail,  in __ieee80211_beacon_get()
2936 		       beacon->tail_len);  in __ieee80211_beacon_get()
2943 	if (offs && beacon) {  in __ieee80211_beacon_get()
2947 			u16 csa_off = beacon->csa_counter_offsets[i];  in __ieee80211_beacon_get()
3214 		struct beacon_data *beacon =  in ieee80211_get_buffered_bc()  local
3215 				rcu_dereference(sdata->u.ap.beacon);  in ieee80211_get_buffered_bc()
3217 		if (!beacon || !beacon->head)  in ieee80211_get_buffered_bc()