xgbe_phy_set_mode
phy_impl->set_mode = xgbe_phy_set_mode;
xgbe_phy_set_mode(pdata, phy_data->cur_mode);
xgbe_phy_set_mode(pdata, phy_data->start_mode);
xgbe_phy_set_mode(pdata, cur_mode);
phy_impl->set_mode = xgbe_phy_set_mode;