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path: root/drivers/net/phy/amd-xgbe-phy.c
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Diffstat (limited to 'drivers/net/phy/amd-xgbe-phy.c')
-rw-r--r--drivers/net/phy/amd-xgbe-phy.c45
1 files changed, 42 insertions, 3 deletions
diff --git a/drivers/net/phy/amd-xgbe-phy.c b/drivers/net/phy/amd-xgbe-phy.c
index fb276f64cd64..34a75cba3b73 100644
--- a/drivers/net/phy/amd-xgbe-phy.c
+++ b/drivers/net/phy/amd-xgbe-phy.c
@@ -755,6 +755,45 @@ static int amd_xgbe_phy_set_mode(struct phy_device *phydev,
return ret;
}
+static bool amd_xgbe_phy_use_xgmii_mode(struct phy_device *phydev)
+{
+ if (phydev->autoneg == AUTONEG_ENABLE) {
+ if (phydev->advertising & ADVERTISED_10000baseKR_Full)
+ return true;
+ } else {
+ if (phydev->speed == SPEED_10000)
+ return true;
+ }
+
+ return false;
+}
+
+static bool amd_xgbe_phy_use_gmii_2500_mode(struct phy_device *phydev)
+{
+ if (phydev->autoneg == AUTONEG_ENABLE) {
+ if (phydev->advertising & ADVERTISED_2500baseX_Full)
+ return true;
+ } else {
+ if (phydev->speed == SPEED_2500)
+ return true;
+ }
+
+ return false;
+}
+
+static bool amd_xgbe_phy_use_gmii_mode(struct phy_device *phydev)
+{
+ if (phydev->autoneg == AUTONEG_ENABLE) {
+ if (phydev->advertising & ADVERTISED_1000baseKX_Full)
+ return true;
+ } else {
+ if (phydev->speed == SPEED_1000)
+ return true;
+ }
+
+ return false;
+}
+
static int amd_xgbe_phy_set_an(struct phy_device *phydev, bool enable,
bool restart)
{
@@ -1235,11 +1274,11 @@ static int amd_xgbe_phy_config_init(struct phy_device *phydev)
/* Set initial mode - call the mode setting routines
* directly to insure we are properly configured
*/
- if (phydev->advertising & SUPPORTED_10000baseKR_Full)
+ if (amd_xgbe_phy_use_xgmii_mode(phydev))
ret = amd_xgbe_phy_xgmii_mode(phydev);
- else if (phydev->advertising & SUPPORTED_1000baseKX_Full)
+ else if (amd_xgbe_phy_use_gmii_mode(phydev))
ret = amd_xgbe_phy_gmii_mode(phydev);
- else if (phydev->advertising & SUPPORTED_2500baseX_Full)
+ else if (amd_xgbe_phy_use_gmii_2500_mode(phydev))
ret = amd_xgbe_phy_gmii_2500_mode(phydev);
else
ret = -EINVAL;

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