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authorAndrew Lunn <andrew@lunn.ch>2016-01-06 20:11:18 +0100
committerDavid S. Miller <davem@davemloft.net>2016-01-07 14:31:26 -0500
commit7f854420fbfe9d49afe2ffb1df052cfe8e215541 (patch)
tree1f3c8d932976b597cdb6db3e53b06b4a95c5d303 /drivers/net/ethernet/smsc/smsc9420.c
parentof: phy: Only register a phy device for phys (diff)
downloadlinux-dev-7f854420fbfe9d49afe2ffb1df052cfe8e215541.tar.xz
linux-dev-7f854420fbfe9d49afe2ffb1df052cfe8e215541.zip
phy: Add API for {un}registering an mdio device to a bus.
Rather than have drivers directly manipulate the mii_bus structure, provide and API for registering and unregistering devices on an MDIO bus, and performing lookups. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/smsc/smsc9420.c')
-rw-r--r--drivers/net/ethernet/smsc/smsc9420.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/smsc/smsc9420.c b/drivers/net/ethernet/smsc/smsc9420.c
index 53355c323f54..8594b9e8b28b 100644
--- a/drivers/net/ethernet/smsc/smsc9420.c
+++ b/drivers/net/ethernet/smsc/smsc9420.c
@@ -1158,7 +1158,8 @@ static int smsc9420_mii_probe(struct net_device *dev)
BUG_ON(pd->phy_dev);
/* Device only supports internal PHY at address 1 */
- if (!pd->mii_bus->phy_map[1]) {
+ phydev = mdiobus_get_phy(pd->mii_bus, 1);
+ if (!phydev) {
netdev_err(dev, "no PHY found at address 1\n");
return -ENODEV;
}