316 	return serial_in(up, UART_DLL) | serial_in(up, UART_DLM) << 8;  in default_serial_dl_read()
469 		p->serial_in = hub6_serial_in;  in set_io_from_upio()
474 		p->serial_in = mem_serial_in;  in set_io_from_upio()
479 		p->serial_in = mem16_serial_in;  in set_io_from_upio()
484 		p->serial_in = mem32_serial_in;  in set_io_from_upio()
489 		p->serial_in = mem32be_serial_in;  in set_io_from_upio()
495 		p->serial_in = au_serial_in;  in set_io_from_upio()
503 		p->serial_in = io_serial_in;  in set_io_from_upio()
522 		p->serial_in(p, UART_LCR);	/* safe, no side-effects */  in serial_port_out_sync()
544 	value = serial_in(up, UART_ICR);  in serial_icr_read()
728 			lcr = serial_in(p, UART_LCR);  in serial8250_set_sleep()
729 			efr = serial_in(p, UART_EFR);  in serial8250_set_sleep()
755 	mode = serial_in(up, UART_RSA_MSR);  in __enable_rsa()
760 		mode = serial_in(up, UART_RSA_MSR);  in __enable_rsa()
798 		mode = serial_in(up, UART_RSA_MSR);  in disable_rsa()
803 			mode = serial_in(up, UART_RSA_MSR);  in disable_rsa()
824 	old_lcr = serial_in(up, UART_LCR);  in size_fifo()
826 	old_fcr = serial_in(up, UART_FCR);  in size_fifo()
838 	for (count = 0; (serial_in(up, UART_LSR) & UART_LSR_DR) &&  in size_fifo()
840 		serial_in(up, UART_RX);  in size_fifo()
860 	old_lcr = serial_in(p, UART_LCR);  in autoconfig_read_divisor_id()
976 	scratch = serial_in(up, UART_SCR);  in autoconfig_8250()
978 	status1 = serial_in(up, UART_SCR);  in autoconfig_8250()
980 	status2 = serial_in(up, UART_SCR);  in autoconfig_8250()
1023 		status1 = serial_in(up, UART_EXAR_DVID);  in autoconfig_16550a()
1040 	if (serial_in(up, UART_EFR) == 0) {  in autoconfig_16550a()
1042 		if (serial_in(up, UART_EFR) != 0) {  in autoconfig_16550a()
1050 			status1 = serial_in(up, UART_IIR) >> 5;  in autoconfig_16550a()
1068 	if (serial_in(up, UART_EFR) == 0 && !broken_efr(up)) {  in autoconfig_16550a()
1084 	status2 = serial_in(up, 0x02); /* EXCR1 */  in autoconfig_16550a()
1090 		status2 = serial_in(up, 0x02); /* EXCR1 */  in autoconfig_16550a()
1122 	status1 = serial_in(up, UART_IIR) >> 5;  in autoconfig_16550a()
1126 	status2 = serial_in(up, UART_IIR) >> 5;  in autoconfig_16550a()
1146 	iersave = serial_in(up, UART_IER);  in autoconfig_16550a()
1148 	if (!(serial_in(up, UART_IER) & UART_IER_UUE)) {  in autoconfig_16550a()
1154 		if (serial_in(up, UART_IER) & UART_IER_UUE) {  in autoconfig_16550a()
1239 		scratch = serial_in(up, UART_IER);  in autoconfig()
1248 		scratch2 = serial_in(up, UART_IER) & 0x0f;  in autoconfig()
1253 		scratch3 = serial_in(up, UART_IER) & 0x0f;  in autoconfig()
1267 	save_lcr = serial_in(up, UART_LCR);  in autoconfig()
1280 		status1 = serial_in(up, UART_MSR) & 0xF0;  in autoconfig()
1304 	scratch = serial_in(up, UART_IIR) >> 6;  in autoconfig()
1349 	serial_in(up, UART_RX);  in autoconfig()
1395 	save_ier = serial_in(up, UART_IER);  in autoconfig_irq()
1408 	serial_in(up, UART_LSR);  in autoconfig_irq()
1409 	serial_in(up, UART_RX);  in autoconfig_irq()
1410 	serial_in(up, UART_IIR);  in autoconfig_irq()
1411 	serial_in(up, UART_MSR);  in autoconfig_irq()
1517 		unsigned char lsr = serial_in(p, UART_LSR);  in __stop_tx()
1565 			lsr = serial_in(up, UART_LSR);  in __start_tx()
1691 		ch = serial_in(up, UART_RX);  in serial8250_read_char()
1760 		lsr = serial_in(up, UART_LSR);  in serial8250_rx_chars()
1797 		    (serial_in(up, UART_LSR) & BOTH_EMPTY) != BOTH_EMPTY)  in serial8250_tx_chars()
1801 		    !(serial_in(up, UART_LSR) & UART_LSR_THRE))  in serial8250_tx_chars()
1822 	unsigned int status = serial_in(up, UART_MSR);  in serial8250_modem_status()
2028 		status = serial_in(up, UART_LSR);  in wait_for_xmitr()
2043 			unsigned int msr = serial_in(up, UART_MSR);  in wait_for_xmitr()
2226 		fctr = serial_in(up, UART_FCTR) & ~(UART_FCTR_RX|UART_FCTR_TX);  in serial8250_do_startup()