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staging: wfx: do not use link_map_cache to track CAB

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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>
This commit is contained in:
Jérôme Pouiller
2020-04-01 13:03:47 +02:00
committed by Greg Kroah-Hartman
parent af72697196
commit 6c262beb41
1 changed files with 8 additions and 5 deletions
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13
drivers/staging/wfx/queue.c
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@@ -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;
}