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net: arc_emac: Add support for ndo_do_ioctl net_device_ops operation

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This operation is required for handling ioctl commands like SIOCGMIIREG,
when debugging MDIO registers from userspace.

This commit adds support for this operation.

Signed-off-by: Romain Perier <romain.perier@collabora.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Romain Perier 2017-08-03 09:49:03 +02:00 committed by David S. Miller
parent f4b2a42073
commit e11e8729fa
1 changed files with 13 additions and 0 deletions
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13
drivers/net/ethernet/arc/emac_main.c
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@ -720,6 +720,18 @@ static int arc_emac_set_address(struct net_device *ndev, void *p)
return 0;
}
static int arc_emac_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{
if (!netif_running(dev))
return -EINVAL;
if (!dev->phydev)
return -ENODEV;
return phy_mii_ioctl(dev->phydev, rq, cmd);
}
static const struct net_device_ops arc_emac_netdev_ops = {
.ndo_open = arc_emac_open,
.ndo_stop = arc_emac_stop,
@ -727,6 +739,7 @@ static const struct net_device_ops arc_emac_netdev_ops = {
.ndo_set_mac_address = arc_emac_set_address,
.ndo_get_stats = arc_emac_stats,
.ndo_set_rx_mode = arc_emac_set_rx_mode,
.ndo_do_ioctl = arc_emac_ioctl,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = arc_emac_poll_controller,
#endif