ASPEED_VUART_GCRB_HOST_SIRQ_SHIFT 104 drivers/tty/serial/8250/8250_aspeed_vuart.c reg >>= ASPEED_VUART_GCRB_HOST_SIRQ_SHIFT; ASPEED_VUART_GCRB_HOST_SIRQ_SHIFT 121 drivers/tty/serial/8250/8250_aspeed_vuart.c val <<= ASPEED_VUART_GCRB_HOST_SIRQ_SHIFT;