322 	unsigned char dll = serial_in(up, UART_DLL);  in default_serial_dl_read()
323 	unsigned char dlm = serial_in(up, UART_DLM);  in default_serial_dl_read()
480 		p->serial_in = hub6_serial_in;  in set_io_from_upio()
485 		p->serial_in = mem_serial_in;  in set_io_from_upio()
490 		p->serial_in = mem16_serial_in;  in set_io_from_upio()
495 		p->serial_in = mem32_serial_in;  in set_io_from_upio()
500 		p->serial_in = mem32be_serial_in;  in set_io_from_upio()
506 		p->serial_in = au_serial_in;  in set_io_from_upio()
514 		p->serial_in = io_serial_in;  in set_io_from_upio()
533 		p->serial_in(p, UART_LCR);	/* safe, no side-effects */  in serial_port_out_sync()
740 			lcr = serial_in(p, UART_LCR);  in serial8250_set_sleep()
741 			efr = serial_in(p, UART_EFR);  in serial8250_set_sleep()
775 	mode = serial_in(up, UART_RSA_MSR);  in __enable_rsa()
780 		mode = serial_in(up, UART_RSA_MSR);  in __enable_rsa()
818 		mode = serial_in(up, UART_RSA_MSR);  in disable_rsa()
823 			mode = serial_in(up, UART_RSA_MSR);  in disable_rsa()
844 	old_lcr = serial_in(up, UART_LCR);  in size_fifo()
846 	old_fcr = serial_in(up, UART_FCR);  in size_fifo()
858 	for (count = 0; (serial_in(up, UART_LSR) & UART_LSR_DR) &&  in size_fifo()
860 		serial_in(up, UART_RX);  in size_fifo()
880 	old_lcr = serial_in(p, UART_LCR);  in autoconfig_read_divisor_id()
996 	scratch = serial_in(up, UART_SCR);  in autoconfig_8250()
998 	status1 = serial_in(up, UART_SCR);  in autoconfig_8250()
1000 	status2 = serial_in(up, UART_SCR);  in autoconfig_8250()
1043 	if (serial_in(up, UART_EFR) == 0) {  in autoconfig_16550a()
1045 		if (serial_in(up, UART_EFR) != 0) {  in autoconfig_16550a()
1053 			status1 = serial_in(up, UART_IIR) >> 5;  in autoconfig_16550a()
1071 	if (serial_in(up, UART_EFR) == 0 && !broken_efr(up)) {  in autoconfig_16550a()
1087 	status2 = serial_in(up, 0x02); /* EXCR1 */  in autoconfig_16550a()
1093 		status2 = serial_in(up, 0x02); /* EXCR1 */  in autoconfig_16550a()
1125 	status1 = serial_in(up, UART_IIR) >> 5;  in autoconfig_16550a()
1129 	status2 = serial_in(up, UART_IIR) >> 5;  in autoconfig_16550a()
1149 	iersave = serial_in(up, UART_IER);  in autoconfig_16550a()
1151 	if (!(serial_in(up, UART_IER) & UART_IER_UUE)) {  in autoconfig_16550a()
1157 		if (serial_in(up, UART_IER) & UART_IER_UUE) {  in autoconfig_16550a()
1230 		scratch = serial_in(up, UART_IER);  in autoconfig()
1239 		scratch2 = serial_in(up, UART_IER) & 0x0f;  in autoconfig()
1244 		scratch3 = serial_in(up, UART_IER) & 0x0f;  in autoconfig()
1258 	save_lcr = serial_in(up, UART_LCR);  in autoconfig()
1271 		status1 = serial_in(up, UART_MSR) & 0xF0;  in autoconfig()
1297 	scratch = serial_in(up, UART_IIR);  in autoconfig()
1342 	serial_in(up, UART_RX);  in autoconfig()
1385 	save_ier = serial_in(up, UART_IER);  in autoconfig_irq()
1398 	serial_in(up, UART_LSR);  in autoconfig_irq()
1399 	serial_in(up, UART_RX);  in autoconfig_irq()
1400 	serial_in(up, UART_IIR);  in autoconfig_irq()
1401 	serial_in(up, UART_MSR);  in autoconfig_irq()
1732 		ch = serial_in(up, UART_RX);  in serial8250_read_char()
1803 		lsr = serial_in(up, UART_LSR);  in serial8250_rx_chars()
1843 			serial_in(up, UART_SCR);  in serial8250_tx_chars()
1850 		    !uart_lsr_tx_empty(serial_in(up, UART_LSR)))  in serial8250_tx_chars()
1854 		    !(serial_in(up, UART_LSR) & UART_LSR_THRE))  in serial8250_tx_chars()
1875 	unsigned int status = serial_in(up, UART_MSR);  in serial8250_modem_status()
2110 			unsigned int msr = serial_in(up, UART_MSR);  in wait_for_xmitr()
2275 		fctr = serial_in(up, UART_FCTR) & ~(UART_FCTR_RX|UART_FCTR_TX);  in serial8250_do_startup()