ixgbe_ext_phy_t_x550em_get_link
status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);
status = ixgbe_ext_phy_t_x550em_get_link(hw, &link_up);