Commit e0536cd9 authored by Shaohui Xie's avatar Shaohui Xie Committed by David S. Miller
Browse files

net/mdio: fix mdio_bus_match for c45 PHY 



We store c45 PHY's id information in c45_ids, so it should be used to
check the matching between PHY driver and PHY device for c45 PHY.

Signed-off-by: default avatarShaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8bf4ada2

drivers/net/phy/mdio_bus.c

+17 −2
Original line number Diff line number Diff line
@@ -421,6 +421,8 @@ static int mdio_bus_match(struct device *dev, struct device_driver *drv) 
{

	struct phy_device *phydev = to_phy_device(dev);

	struct phy_driver *phydrv = to_phy_driver(drv);

	const int num_ids = ARRAY_SIZE(phydev->c45_ids.device_ids);

	int i;



	if (of_driver_match_device(dev, drv))

		return 1;
@@ -428,9 +430,22 @@ static int mdio_bus_match(struct device *dev, struct device_driver *drv) 
	if (phydrv->match_phy_device)

		return phydrv->match_phy_device(phydev);



	if (phydev->is_c45) {

		for (i = 1; i < num_ids; i++) {

			if (!(phydev->c45_ids.devices_in_package & (1 << i)))

				continue;



			if ((phydrv->phy_id & phydrv->phy_id_mask) ==

			    (phydev->c45_ids.device_ids[i] &

			     phydrv->phy_id_mask))

				return 1;

		}

		return 0;

	} else {

		return (phydrv->phy_id & phydrv->phy_id_mask) ==

			(phydev->phy_id & phydrv->phy_id_mask);

	}

}



#ifdef CONFIG_PM