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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>
This commit is contained in:
David Woodhouse 2007-12-08 20:56:44 +00:00 committed by David S. Miller
parent aa21c004f8
commit a63b22bb5b
1 changed files with 17 additions and 23 deletions
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40
drivers/net/wireless/libertas/main.c
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@ -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;
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->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);