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net: mscc: use the PHY MII ioctl interface when possible

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Allow ioctl to be implemented by the PHY, when a PHY is attached to the
Ocelot switch. In case the ioctl is a request to set or get the hardware
timestamp, use the Ocelot switch implementation for now.

Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Antoine Tenart 2020-05-26 17:01:48 +02:00 committed by David S. Miller
parent 626a83238e
commit 7ff4f3f315
1 changed files with 9 additions and 11 deletions
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20
drivers/net/ethernet/mscc/ocelot.c
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@ -1204,18 +1204,16 @@ static int ocelot_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
struct ocelot *ocelot = priv->port.ocelot;
int port = priv->chip_port;
/* The function is only used for PTP operations for now */
if (!ocelot->ptp)
return -EOPNOTSUPP;
switch (cmd) {
case SIOCSHWTSTAMP:
return ocelot_hwstamp_set(ocelot, port, ifr);
case SIOCGHWTSTAMP:
return ocelot_hwstamp_get(ocelot, port, ifr);
default:
return -EOPNOTSUPP;
if (ocelot->ptp) {
switch (cmd) {
case SIOCSHWTSTAMP:
return ocelot_hwstamp_set(ocelot, port, ifr);
case SIOCGHWTSTAMP:
return ocelot_hwstamp_get(ocelot, port, ifr);
}
}
return phy_mii_ioctl(dev->phydev, ifr, cmd);
}
static const struct net_device_ops ocelot_port_netdev_ops = {