+static enum axgbe_mode axgbe_phy_an37_sgmii_outcome(struct axgbe_port *pdata)
+{
+ enum axgbe_mode mode;
+
+ pdata->phy.lp_advertising |= ADVERTISED_Autoneg;
+ pdata->phy.lp_advertising |= ADVERTISED_1000baseT_Full;
+
+ if (pdata->phy.pause_autoneg)
+ axgbe_phy_phydev_flowctrl(pdata);
+
+ switch (pdata->an_status & AXGBE_SGMII_AN_LINK_SPEED) {
+ case AXGBE_SGMII_AN_LINK_SPEED_100:
+ if (pdata->an_status & AXGBE_SGMII_AN_LINK_DUPLEX) {
+ pdata->phy.lp_advertising |= ADVERTISED_100baseT_Full;
+ mode = AXGBE_MODE_SGMII_100;
+ } else {
+ mode = AXGBE_MODE_UNKNOWN;
+ }
+ break;
+ case AXGBE_SGMII_AN_LINK_SPEED_1000:
+ if (pdata->an_status & AXGBE_SGMII_AN_LINK_DUPLEX) {
+ pdata->phy.lp_advertising |= ADVERTISED_1000baseT_Full;
+ mode = AXGBE_MODE_SGMII_1000;
+ } else {
+ /* Half-duplex not supported */
+ mode = AXGBE_MODE_UNKNOWN;
+ }
+ break;
+ default:
+ mode = AXGBE_MODE_UNKNOWN;
+ break;
+ }
+ return mode;
+}
+