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ftgmac100: Add a tx timeout handler

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We have a reset task to reset our chip, use it.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Benjamin Herrenschmidt 2017-04-10 11:15:15 +10:00 committed by David S. Miller
parent eb976a55c7
commit d3ca8fb180
1 changed files with 13 additions and 0 deletions
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13
drivers/net/ethernet/faraday/ftgmac100.c
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@ -1250,6 +1250,17 @@ static int ftgmac100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int
return phy_mii_ioctl(netdev->phydev, ifr, cmd);
}
static void ftgmac100_tx_timeout(struct net_device *netdev)
{
struct ftgmac100 *priv = netdev_priv(netdev);
/* Disable all interrupts */
iowrite32(0, priv->base + FTGMAC100_OFFSET_IER);
/* Do the reset outside of interrupt context */
schedule_work(&priv->reset_task);
}
static const struct net_device_ops ftgmac100_netdev_ops = {
.ndo_open = ftgmac100_open,
.ndo_stop = ftgmac100_stop,
@ -1257,6 +1268,7 @@ static const struct net_device_ops ftgmac100_netdev_ops = {
.ndo_set_mac_address = ftgmac100_set_mac_addr,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = ftgmac100_do_ioctl,
.ndo_tx_timeout = ftgmac100_tx_timeout,
};
static int ftgmac100_setup_mdio(struct net_device *netdev)
@ -1361,6 +1373,7 @@ static int ftgmac100_probe(struct platform_device *pdev)
netdev->ethtool_ops = &ftgmac100_ethtool_ops;
netdev->netdev_ops = &ftgmac100_netdev_ops;
netdev->watchdog_timeo = 5 * HZ;
platform_set_drvdata(pdev, netdev);