net: mvpp2: implement ioctl() operation for PHY ioctls

This commit implements the ->ndo_do_ioctl() operation so that the
PHY-related ioctl() calls can work from userspace, which allows
applications like mii-tool or mii-diag to do their job.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 16 insertions, 0 deletions

diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c
index 3cae3d2abe7e..ece83f101526 100644
--- a/drivers/net/ethernet/marvell/mvpp2.c
+++ b/drivers/net/ethernet/marvell/mvpp2.c
@@ -5714,6 +5714,21 @@ mvpp2_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
         return stats;
 }
 
+static int mvpp2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+{
+        struct mvpp2_port *port = netdev_priv(dev);
+        int ret;
+
+        if (!port->phy_dev)
+                return -ENOTSUPP;
+
+        ret = phy_mii_ioctl(port->phy_dev, ifr, cmd);
+        if (!ret)
+                mvpp2_link_event(dev);
+
+        return ret;
+}
+
 /* Ethtool methods */
 
 /* Get settings (phy address, speed) for ethtools */
@@ -5868,6 +5883,7 @@ static const struct net_device_ops mvpp2_netdev_ops = {
         .ndo_set_mac_address    = mvpp2_set_mac_address,
         .ndo_change_mtu         = mvpp2_change_mtu,
         .ndo_get_stats64        = mvpp2_get_stats64,
+        .ndo_do_ioctl           = mvpp2_ioctl,
 };
 
 static const struct ethtool_ops mvpp2_eth_tool_ops = {