diff options
| -rw-r--r-- | drivers/net/phy/phy.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 82e19d1ce2fe..b6c1bb45b661 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -1256,11 +1256,16 @@ EXPORT_SYMBOL(phy_ethtool_get_eee); */ int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data) { - int val = ethtool_adv_to_mmd_eee_adv_t(data->advertised); + int cap, adv; - phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, val); + /* Get Supported EEE */ + cap = phy_read_mmd(phydev, MDIO_MMD_PCS, MDIO_PCS_EEE_ABLE); + if (cap < 0) + return cap; - return 0; + adv = ethtool_adv_to_mmd_eee_adv_t(data->advertised) & cap; + + return phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_EEE_ADV, adv); } EXPORT_SYMBOL(phy_ethtool_set_eee); |