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authorGerhard Engleder <gerhard@engleder-embedded.com>2021-08-19 16:11:52 +0300
committerDavid S. Miller <davem@davemloft.net>2021-08-20 16:31:46 +0300
commit4ed311b08a91fe0a214714605d8159fc51166982 (patch)
treebade64e600508fe4922894bbb8af5a11413f901d /drivers/net
parent600003a364a8030b79f57ba54a3852abf95aafb0 (diff)
downloadlinux-4ed311b08a91fe0a214714605d8159fc51166982.tar.xz
net: phy: Support set_loopback override
phy_read_status and various other PHY functions support PHY specific overriding of driver functions by using a PHY specific pointer to the PHY driver. Add support of PHY specific override to phy_loopback too. Signed-off-by: Gerhard Engleder <gerhard@engleder-embedded.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/phy/phy_device.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 107aa6d7bc6b..ba5ad86ec826 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -1821,11 +1821,10 @@ EXPORT_SYMBOL(phy_resume);
int phy_loopback(struct phy_device *phydev, bool enable)
{
- struct phy_driver *phydrv = to_phy_driver(phydev->mdio.dev.driver);
int ret = 0;
- if (!phydrv)
- return -ENODEV;
+ if (!phydev->drv)
+ return -EIO;
mutex_lock(&phydev->lock);
@@ -1839,8 +1838,8 @@ int phy_loopback(struct phy_device *phydev, bool enable)
goto out;
}
- if (phydrv->set_loopback)
- ret = phydrv->set_loopback(phydev, enable);
+ if (phydev->drv->set_loopback)
+ ret = phydev->drv->set_loopback(phydev, enable);
else
ret = genphy_loopback(phydev, enable);