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Subject[PATCH net-next 1/2] net: mscc: use the PHY MII ioctl interface when possible
Date
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>
---
drivers/net/ethernet/mscc/ocelot.c | 20 +++++++++-----------
1 file changed, 9 insertions(+), 11 deletions(-)

diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c
index e621c4c3ee86..2151c08a57c7 100644
--- a/drivers/net/ethernet/mscc/ocelot.c
+++ b/drivers/net/ethernet/mscc/ocelot.c
@@ -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 = {
--
2.26.2
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