netdev - [PATCH] net:cpsw: Pass unhandled ioctl's on to generic phy ioctl

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Message-Id: <1391500242-10554-1-git-send-email-stefan.sorensen@spectralink.com>
Date:	Tue,  4 Feb 2014 08:50:42 +0100
From:	Stefan Sørensen 
	<stefan.sorensen@...ctralink.com>
To:	mugunthanvnm@...com, davem@...emloft.net, netdev@...r.kernel.org
Cc:	Stefan Sørensen 
	<stefan.sorensen@...ctralink.com>
Subject: [PATCH] net:cpsw: Pass unhandled ioctl's on to generic phy ioctl

This patch allows the use of a generic timestamping phy connected
to the cpsw if CPTS support is not enabled.

Signed-off-by: Stefan Sørensen <stefan.sorensen@...ctralink.com>
---
 drivers/net/ethernet/ti/cpsw.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index bde63e3..a03cfb3 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -1486,12 +1486,12 @@ static int cpsw_ndo_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
 #endif
 	case SIOCGMIIPHY:
 		data->phy_id = priv->slaves[slave_no].phy->addr;
-		break;
-	default:
-		return -ENOTSUPP;
+		return 0;
 	}
 
-	return 0;
+	if (!priv->slaves[slave_no].phy)
+		return -EINVAL;
+	return phy_mii_ioctl(priv->slaves[slave_no].phy, req, cmd);
 }
 
 static void cpsw_ndo_tx_timeout(struct net_device *ndev)
-- 
1.8.5.3

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