net: mscc: use the PHY MII ioctl interface when possible (7ff4f3f3) · Commits · 戴 / test

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>

drivers/net/ethernet/mscc/ocelot.c

+9 −11

Original line number	Diff line number	Diff line
		@@ -1204,20 +1204,18 @@ 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;

		if (ocelot->ptp) {
		switch (cmd) {
		case SIOCSHWTSTAMP:
		return ocelot_hwstamp_set(ocelot, port, ifr);
		case SIOCGHWTSTAMP:
		return ocelot_hwstamp_get(ocelot, port, ifr);
		default:
		return -EOPNOTSUPP;
		}
		}

		return phy_mii_ioctl(dev->phydev, ifr, cmd);
		}

		static const struct net_device_ops ocelot_port_netdev_ops = {
		.ndo_open = ocelot_port_open,
		.ndo_stop = ocelot_port_stop,

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