Commit 6c262beb authored Apr 01, 2020 by Jérôme Pouiller Committed by Greg Kroah-Hartman Apr 13, 2020

staging: wfx: do not use link_map_cache to track CAB



Since we do not track power save status of the stations anymore,
link_map_cache is now only used to track "Content After (DTIM) Beacon".
We prefer to rely on flags from tx_info. So we will be able to drop
link_map_cache.

Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20200401110405.80282-15-Jerome.Pouiller@silabs.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent af726971

drivers/staging/wfx/queue.c

+8 −5

Original line number	Diff line number	Diff line
		@@ -146,13 +146,16 @@ void wfx_tx_queues_deinit(struct wfx_dev *wdev)

		int wfx_tx_queue_get_num_queued(struct wfx_queue *queue)
		{
		int ret, i;
		struct ieee80211_tx_info *tx_info;
		struct sk_buff *skb;
		int ret = 0;

		ret = 0;
		spin_lock_bh(&queue->queue.lock);
		for (i = 0; i < ARRAY_SIZE(queue->link_map_cache); i++)
		if (i != WFX_LINK_ID_AFTER_DTIM)
		ret += queue->link_map_cache[i];
		skb_queue_walk(&queue->queue, skb) {
		tx_info = IEEE80211_SKB_CB(skb);
		if (!(tx_info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM))
		ret++;
		}
		spin_unlock_bh(&queue->queue.lock);
		return ret;
		}

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