[PATCH net-next] net: phy: let genphy_c45_read_abilities also check aneg capability

[Heiner Kallweit]

When using genphy_c45_read_abilities() as get_features callback we
also have to set the autoneg capability in phydev->supported.

Signed-off-by: Heiner Kallweit <hkallwe...@gmail.com>
---
 drivers/net/phy/phy-c45.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c
index 4835c96cb..f05ef267a 100644
--- a/drivers/net/phy/phy-c45.c
+++ b/drivers/net/phy/phy-c45.c
@@ -336,6 +336,17 @@ int genphy_c45_pma_read_abilities(struct phy_device 
*phydev)
 {
        int val;
 
+       linkmode_clear_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phydev->supported);
+       if (phydev->c45_ids.devices_in_package & MDIO_DEVS_AN) {
+               val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_STAT1);
+               if (val < 0)
+                       return val;
+
+               if (val & MDIO_AN_STAT1_ABLE)
+                       linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
+                                        phydev->supported);
+       }
+
        val = phy_read_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_STAT2);
        if (val < 0)
                return val;
-- 
2.20.1