UART_FCTR_TRGD   2167 drivers/tty/serial/8250/8250_port.c 				fctr | UART_FCTR_TRGD | UART_FCTR_RX);
UART_FCTR_TRGD   2170 drivers/tty/serial/8250/8250_port.c 				fctr | UART_FCTR_TRGD | UART_FCTR_TX);