netdev - [PATCH] dpaa2-eth: add support for mii ioctls

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Message-Id: <E1j7Hq1-0004Fc-MX@rmk-PC.armlinux.org.uk>
Date:   Thu, 27 Feb 2020 12:00:21 +0000
From:   Russell King <rmk+kernel@...linux.org.uk>
To:     Ioana Ciornei <ioana.ciornei@....com>
Cc:     "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Subject: [PATCH] dpaa2-eth: add support for mii ioctls

Signed-off-by: Russell King <rmk+kernel@...linux.org.uk>
---
 drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index 40290fea9e36..f1ab6bb5db5d 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -1704,10 +1704,15 @@ static int dpaa2_eth_ts_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 
 static int dpaa2_eth_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 {
+	struct dpaa2_eth_priv *priv = netdev_priv(dev);
+
 	if (cmd == SIOCSHWTSTAMP)
 		return dpaa2_eth_ts_ioctl(dev, rq, cmd);
 
-	return -EINVAL;
+	if (priv->mac)
+		return phylink_mii_ioctl(priv->mac->phylink, rq, cmd);
+
+	return -EOPNOTSUPP;
 }
 
 static bool xdp_mtu_valid(struct dpaa2_eth_priv *priv, int mtu)
-- 
2.20.1