ENET_MAX_MTU_SIZE 2049 drivers/net/ethernet/broadcom/genet/bcmgenet.c bcmgenet_umac_writel(priv, ENET_MAX_MTU_SIZE, UMAC_MAX_FRAME_LEN); ENET_MAX_MTU_SIZE 2147 drivers/net/ethernet/broadcom/genet/bcmgenet.c flow_period_val = ENET_MAX_MTU_SIZE << 16;