LOOPBACK_UMAC 2532 drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c bp->link_params.loopback_mode = LOOPBACK_UMAC; LOOPBACK_UMAC 13019 drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c case LOOPBACK_UMAC: