SPRD_TX_FIFO_CNT_MASK 155 drivers/tty/serial/sprd_serial.c if (serial_in(port, SPRD_STS1) & SPRD_TX_FIFO_CNT_MASK) SPRD_TX_FIFO_CNT_MASK 734 drivers/tty/serial/sprd_serial.c while (timeout-- && serial_in(port, SPRD_STS1) & SPRD_TX_FIFO_CNT_MASK) SPRD_TX_FIFO_CNT_MASK 955 drivers/tty/serial/sprd_serial.c } while (status & SPRD_TX_FIFO_CNT_MASK);