UART_FCR_T_TRIG_00 106 drivers/tty/serial/8250/8250_port.c UART_FCR_T_TRIG_00, UART_FCR_T_TRIG_00 221 drivers/tty/serial/8250/8250_port.c UART_FCR_R_TRIG_00 | UART_FCR_T_TRIG_00,