mwifiex: add multi-queue support
This patch adds support for multiple TX queues inside mwifiex
driver. Four different queues according to WMM access categories
are defined for each virtual interface. When a packet is
received from netdev for transmission, tx pending count for
particular queue is incremented and if tx pending count has
reached upper water-mark, this queue is stopped instead of
stopping all queues. Similarly when a packet is successfully
transmitted from device, tx pending count is decremented per
queue and if pending count falls below lower water-mark, queue
operations are again resumed. This ensures that not all
tranmission is blocked if traffic with particular TOS value
suddenly increases.
Also wake all queues after association/IBSS_join/uAP_BSS_start
to enable traffic on all queues.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c
index 7b0858a..88664ae 100644
--- a/drivers/net/wireless/mwifiex/join.c
+++ b/drivers/net/wireless/mwifiex/join.c
@@ -721,8 +721,7 @@
if (!netif_carrier_ok(priv->netdev))
netif_carrier_on(priv->netdev);
- if (netif_queue_stopped(priv->netdev))
- netif_wake_queue(priv->netdev);
+ mwifiex_wake_up_net_dev_queue(priv->netdev, adapter);
if (priv->sec_info.wpa_enabled || priv->sec_info.wpa2_enabled)
priv->scan_block = true;
@@ -1238,8 +1237,7 @@
if (!netif_carrier_ok(priv->netdev))
netif_carrier_on(priv->netdev);
- if (netif_queue_stopped(priv->netdev))
- netif_wake_queue(priv->netdev);
+ mwifiex_wake_up_net_dev_queue(priv->netdev, adapter);
mwifiex_save_curr_bcn(priv);