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r8169: improve error message if no dedicated PHY driver is found

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There's a number of consumer mainboards where the BIOS leaves the PHY
in a state that it's reporting an invalid PHY ID. To detect such cases
add the PHY ID to the error message if no dedicated PHY driver is found.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiner Kallweit 2020-04-27 21:07:00 +02:00 • committed by David S. Miller
parent a21643cf56
commit 0c2006b29e
1 changed files with 2 additions and 1 deletions
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3
drivers/net/ethernet/realtek/r8169_main.c
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@ -5197,7 +5197,8 @@ static int r8169_mdio_register(struct rtl8169_private *tp)
/* Most chip versions fail with the genphy driver.
* Therefore ensure that the dedicated PHY driver is loaded.
*/
dev_err(&pdev->dev, "realtek.ko not loaded, maybe it needs to be added to initramfs?\n");
dev_err(&pdev->dev, "no dedicated PHY driver found for PHY ID 0x%08x, maybe realtek.ko needs to be added to initramfs?\n",
tp->phydev->phy_id);
return -EUNATCH;
}