diff options
author | Russell King <rmk+kernel@armlinux.org.uk> | 2020-01-25 16:09:57 +0000 |
---|---|---|
committer | Russell King <rmk+kernel@armlinux.org.uk> | 2020-02-28 09:35:49 +0000 |
commit | 159e61553f188b67f6d6b5a82389ff946371e9b0 (patch) | |
tree | a4d2f9ffef77c3e1b6695682d1a60feee26ee1b0 | |
parent | 1e61a30b3cc71075ce3b06aa56924d305e2c427e (diff) |
net: phy: marvell: don't interpret PHY status unless resolved
Don't attempt to interpret the PHY specific status register unless
the PHY is indicating that the resolution is valid.
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
-rw-r--r-- | drivers/net/phy/marvell.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 28e33ece4ce1..9a8badafea8a 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -1306,6 +1306,9 @@ static int marvell_read_status_page_an(struct phy_device *phydev, } } + if (!(status & MII_M1011_PHY_STATUS_RESOLVED)) + return 0; + if (status & MII_M1011_PHY_STATUS_FULLDUPLEX) phydev->duplex = DUPLEX_FULL; else @@ -1365,6 +1368,8 @@ static int marvell_read_status_page(struct phy_device *phydev, int page) linkmode_zero(phydev->lp_advertising); phydev->pause = 0; phydev->asym_pause = 0; + phydev->speed = SPEED_UNKNOWN; + phydev->duplex = DUPLEX_UNKNOWN; if (phydev->autoneg == AUTONEG_ENABLE) err = marvell_read_status_page_an(phydev, fiber, status); |