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wlcore: consider dummy packets when tx queues are empty 

Don't ignore dummy packets when our queues are empty. This causes dummy
packets never to be sent when traffic is not suspended by FW thresholds,
which happens only in high Tx throughput situations. This may hurt Rx
performance.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2013-03-12 17:19:46 +02:00 committed by Luciano Coelho
parent 75592be5e3
commit abca123782
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/ti/wlcore/tx.c
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@ -644,6 +644,7 @@ static struct sk_buff *wl1271_skb_dequeue(struct wl1271 *wl, u8 *hlid)
}
out:
if (!skb &&
test_and_clear_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags)) {
int q;
@ -657,7 +658,6 @@ static struct sk_buff *wl1271_skb_dequeue(struct wl1271 *wl, u8 *hlid)
spin_unlock_irqrestore(&wl->wl_lock, flags);
}
out:
return skb;
}