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authorDavid Woodhouse <dwmw2@infradead.org>2007-12-08 20:56:44 +0000
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:06:20 -0800
commita63b22bb5bb58d7a1d1b38aeac9a55c51565131c (patch)
treefe7b43d270e761edf630e499233f750da53005c9 /drivers/net/wireless/libertas/main.c
parentaa21c004f80bdf943736c62dccf0c0398d7824f3 (diff)
libertas: use lbs_host_to_card_done() in lbs_tx_timeout()
Also attempt some locking in lbs_host_to_card_done() Signed-off-by: David Woodhouse <dwmw2@infradead.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/libertas/main.c')
-rw-r--r--drivers/net/wireless/libertas/main.c40
1 files changed, 17 insertions, 23 deletions
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 243cdea419c..2ff5f1b77b1 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -601,31 +601,24 @@ static void lbs_tx_timeout(struct net_device *dev)
lbs_pr_err("tx watch dog timeout\n");
- priv->dnld_sent = DNLD_RES_RECEIVED;
dev->trans_start = jiffies;
if (priv->currenttxskb) {
- if (priv->monitormode != LBS_MONITOR_OFF) {
- /* If we are here, we have not received feedback from
- the previous packet. Assume TX_FAIL and move on. */
- priv->eventcause = 0x01000000;
- lbs_send_tx_feedback(priv);
- } else
- wake_up_interruptible(&priv->waitq);
- } else if (dev == priv->dev) {
- if (priv->connect_status == LBS_CONNECTED)
- netif_wake_queue(priv->dev);
-
- } else if (dev == priv->mesh_dev) {
- if (priv->mesh_connect_status == LBS_CONNECTED)
- netif_wake_queue(priv->mesh_dev);
+ priv->eventcause = 0x01000000;
+ lbs_send_tx_feedback(priv);
}
+ /* XX: Shouldn't we also call into the hw-specific driver
+ to kick it somehow? */
+ lbs_host_to_card_done(priv);
lbs_deb_leave(LBS_DEB_TX);
}
void lbs_host_to_card_done(struct lbs_private *priv)
{
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->driver_lock, flags);
priv->dnld_sent = DNLD_RES_RECEIVED;
@@ -634,15 +627,16 @@ void lbs_host_to_card_done(struct lbs_private *priv)
wake_up_interruptible(&priv->waitq);
/* Don't wake netif queues if we're in monitor mode and
- a TX packet is already pending. */
- if (priv->currenttxskb)
- return;
-
- if (priv->dev && priv->connect_status == LBS_CONNECTED)
- netif_wake_queue(priv->dev);
+ a TX packet is already pending, or if there are commands
+ queued to be sent. */
+ if (!priv->currenttxskb && list_empty(&priv->cmdpendingq)) {
+ if (priv->dev && priv->connect_status == LBS_CONNECTED)
+ netif_wake_queue(priv->dev);
- if (priv->mesh_dev && priv->mesh_connect_status == LBS_CONNECTED)
- netif_wake_queue(priv->mesh_dev);
+ if (priv->mesh_dev && priv->mesh_connect_status == LBS_CONNECTED)
+ netif_wake_queue(priv->mesh_dev);
+ }
+ spin_unlock_irqrestore(&priv->driver_lock, flags);
}
EXPORT_SYMBOL_GPL(lbs_host_to_card_done);