net/mac80211/mesh_ps.c

189  * is handled, for group-addressed and management frames it is not used
272 		mps_dbg(sta->sdata, "start PS buffering frames towards %pM\n",
348 		 * individually addressed QoS Data/Null frames contain
353 		/* check for mesh Peer Service Period trigger frames */
412  * @frames: the frame list to append to
419 				 struct sk_buff_head *frames)
422 	struct sk_buff *new_skb, *skb = skb_peek_tail(frames);
437 	 * make sure it cannot pass other frames when releasing multiple ACs.
447 	__skb_queue_tail(frames, new_skb);
451  * mps_frame_deliver - transmit frames during mesh powersave
454  * @n_frames: number of frames to transmit. -1 for all
460 	struct sk_buff_head frames;
464 	skb_queue_head_init(&frames);
479 			__skb_queue_tail(&frames, skb);
488 	if (skb_queue_empty(&frames)) {
495 		mpsp_qos_null_append(sta, &frames);
497 	mps_dbg(sta->sdata, "sending %d frames to PS STA %pM\n",
498 		skb_queue_len(&frames), sta->sta.addr);
500 	/* prepare collected frames for transmission */
501 	skb_queue_walk(&frames, skb) {
512 		if (more_data || !skb_queue_is_last(&frames, skb))
519 		if (skb_queue_is_last(&frames, skb) &&
529 	ieee80211_add_pending_skbs(local, &frames);
571  * ieee80211_mps_frame_release - release frames buffered due to mesh power save
576  * For peers if we have individually-addressed frames buffered or the peer
577  * indicates buffered frames, send a corresponding MPSP trigger frame. Since
579  * trigger frames. If the neighbour STA is not a peer, only send single frames.
592 		mps_dbg(sta->sdata, "%pM indicates buffered frames\n",