mps2_uart_rxirq 273 drivers/tty/serial/mps2-uart.c if (mps2_uart_rxirq(irq, data) == IRQ_HANDLED) mps2_uart_rxirq 312 drivers/tty/serial/mps2-uart.c ret = request_irq(mps_port->rx_irq, mps2_uart_rxirq, 0,