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net/wan/fsl_ucc_hdlc: tx timeout handler 

Added tx timeout handler. This helps
when troubleshooting.

Signed-off-by: David Gounaris <david.gounaris@infinera.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
David Gounaris 2018-09-03 14:47:30 +02:00 committed by David S. Miller
parent 040b7c94e4
commit ccb7bc0edd
1 changed files with 7 additions and 0 deletions
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7
drivers/net/wan/fsl_ucc_hdlc.c
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@ -999,11 +999,17 @@ static const struct dev_pm_ops uhdlc_pm_ops = {
#define HDLC_PM_OPS NULL
#endif
static void uhdlc_tx_timeout(struct net_device *ndev)
{
netdev_err(ndev, "%s\n", __func__);
}
static const struct net_device_ops uhdlc_ops = {
.ndo_open = uhdlc_open,
.ndo_stop = uhdlc_close,
.ndo_start_xmit = hdlc_start_xmit,
.ndo_do_ioctl = uhdlc_ioctl,
.ndo_tx_timeout = uhdlc_tx_timeout,
};
static int ucc_hdlc_probe(struct platform_device *pdev)
@ -1122,6 +1128,7 @@ static int ucc_hdlc_probe(struct platform_device *pdev)
hdlc = dev_to_hdlc(dev);
dev->tx_queue_len = 16;
dev->netdev_ops = &uhdlc_ops;
dev->watchdog_timeo = 2 * HZ;
hdlc->attach = ucc_hdlc_attach;
hdlc->xmit = ucc_hdlc_tx;
netif_napi_add(dev, &uhdlc_priv->napi, ucc_hdlc_poll, 32);