wl12xx: Change TX queue to be per AC

With the current single-queue implementation traffic priorization is not
working correctly - when using multiple BE streams and one, say VI stream,
the VI stream will share bandwidth almost equally with the BE streams.

To fix the issue, implement per AC queues, which are emptied in priority
order to the firmware. To keep it relatively simple, maintain a global
buffer count and global queue stop/wake instead of per-AC.

With these changes, priorization appears to work just fine.

Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/wireless/wl12xx/debugfs.c b/drivers/net/wireless/wl12xx/debugfs.c
index c2cd58074372..ec6077760157 100644
--- a/drivers/net/wireless/wl12xx/debugfs.c
+++ b/drivers/net/wireless/wl12xx/debugfs.c
@@ -225,7 +225,7 @@ static ssize_t tx_queue_len_read(struct file *file, char __user *userbuf,
         char buf[20];
         int res;
 
-        queue_len = skb_queue_len(&wl->tx_queue);
+        queue_len = wl->tx_queue_count;
 
         res = scnprintf(buf, sizeof(buf), "%u\n", queue_len);
         return simple_read_from_buffer(userbuf, count, ppos, buf, res);