From: Divya Koppera Date: Wed, 21 Aug 2024 05:59:05 +0000 (+0530) Subject: net: phy: Add phy library support to check supported list when autoneg is enabled X-Git-Tag: v6.12-rc1~232^2~190^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d4c897675a5a9f41a3f2c964d84e93bca5367f7a;p=thirdparty%2Fkernel%2Flinux.git net: phy: Add phy library support to check supported list when autoneg is enabled Adds support in phy library to accept autoneg configuration only when feature is enabled in supported list. Signed-off-by: Divya Koppera Reviewed-by: Andrew Lunn Link: https://patch.msgid.link/20240821055906.27717-2-Divya.Koppera@microchip.com Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 785182fa5fe01..cba3af926429d 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -1089,7 +1089,10 @@ int phy_ethtool_ksettings_set(struct phy_device *phydev, if (autoneg != AUTONEG_ENABLE && autoneg != AUTONEG_DISABLE) return -EINVAL; - if (autoneg == AUTONEG_ENABLE && linkmode_empty(advertising)) + if (autoneg == AUTONEG_ENABLE && + (linkmode_empty(advertising) || + !linkmode_test_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, + phydev->supported))) return -EINVAL; if (autoneg == AUTONEG_DISABLE &&