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staging: et131x: Update tx trans_start on device close to prevent tx_timeout 

Updating the tx trans_start before closing the device prevents a possible tx_timeout occuring during the closing process.
Tested on an ET1310 device.

Signed-off-by: Mark Einon <mark.einon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
hifive-unleashed-5.1
Mark Einon 2011-08-23 23:40:40 +01:00 committed by Greg Kroah-Hartman
parent c8b7de7fce
commit ac657d5884
1 changed files with 11 additions and 4 deletions
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15
drivers/staging/et131x/et131x_netdev.c
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@ -153,7 +153,7 @@ int et131x_open(struct net_device *netdev)
result = request_irq(netdev->irq, et131x_isr, IRQF_SHARED,
netdev->name, netdev);
if (result) {
dev_err(&adapter->pdev->dev, "c ould not register IRQ %d\n",
dev_err(&adapter->pdev->dev, "could not register IRQ %d\n",
netdev->irq);
return result;
}
@ -182,6 +182,9 @@ int et131x_close(struct net_device *netdev)
{
struct et131x_adapter *adapter = netdev_priv(netdev);
/* Save the timestamp for the TX watchdog, prevent a timeout */
netdev->trans_start = jiffies;
/* First thing is to stop the queue */
netif_stop_queue(netdev);
@ -449,6 +452,10 @@ void et131x_tx_timeout(struct net_device *netdev)
struct tcb *tcb;
unsigned long flags;
/* If the device is closed, ignore the timeout */
if (~(adapter->flags & fMP_ADAPTER_INTERRUPT_IN_USE));
return;
/* Any nonrecoverable hardware error?
* Checks adapter->flags for any failure in phy reading
*/
@ -685,12 +692,12 @@ struct net_device *et131x_device_alloc(void)
return NULL;
}
/* Setup the function registration table (and other data) for a
/*
* Setup the function registration table (and other data) for a
* net_device
*/
netdev->watchdog_timeo = ET131X_TX_TIMEOUT;
netdev->netdev_ops = &et131x_netdev_ops;
netdev->netdev_ops = &et131x_netdev_ops;
/* netdev->ethtool_ops = &et131x_ethtool_ops; */