1549 int serial8250_handle_irq(struct uart_port *port, unsigned int iir)  in serial8250_handle_irq()  argument
1556 	if (iir & UART_IIR_NO_INT)  in serial8250_handle_irq()
1567 			dma_err = up->dma->rx_dma(up, iir);  in serial8250_handle_irq()
1585 	unsigned int iir;  in serial8250_default_handle_irq()  local
1590 	iir = serial_port_in(port, UART_IIR);  in serial8250_default_handle_irq()
1591 	ret = serial8250_handle_irq(port, iir);  in serial8250_default_handle_irq()
1606 	unsigned int iir = serial_port_in(port, UART_IIR);  in exar_handle_irq()  local
1609 	ret = serial8250_handle_irq(port, iir);  in exar_handle_irq()
1807 	unsigned char lsr, iir;  in serial8250_do_startup()  local
1924 		iir = serial_port_in(port, UART_IIR);  in serial8250_do_startup()
1936 		if ((!(iir1 & UART_IIR_NO_INT) && (iir & UART_IIR_NO_INT)) ||  in serial8250_do_startup()
1984 	iir = serial_port_in(port, UART_IIR);  in serial8250_do_startup()
1987 	if (lsr & UART_LSR_TEMT && iir & UART_IIR_NO_INT) {  in serial8250_do_startup()