1224 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			1224 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef _I8042_X86IA64IO_H
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#define _I8042_X86IA64IO_H
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/*
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 * This program is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 as published by
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 * the Free Software Foundation.
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 */
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#ifdef CONFIG_X86
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#include <asm/x86_init.h>
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#endif
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/*
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 * Names.
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 */
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#define I8042_KBD_PHYS_DESC "isa0060/serio0"
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#define I8042_AUX_PHYS_DESC "isa0060/serio1"
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#define I8042_MUX_PHYS_DESC "isa0060/serio%d"
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/*
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 * IRQs.
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 */
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#if defined(__ia64__)
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# define I8042_MAP_IRQ(x)	isa_irq_to_vector((x))
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#else
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# define I8042_MAP_IRQ(x)	(x)
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#endif
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#define I8042_KBD_IRQ	i8042_kbd_irq
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#define I8042_AUX_IRQ	i8042_aux_irq
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static int i8042_kbd_irq;
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static int i8042_aux_irq;
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/*
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 * Register numbers.
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 */
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#define I8042_COMMAND_REG	i8042_command_reg
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#define I8042_STATUS_REG	i8042_command_reg
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#define I8042_DATA_REG		i8042_data_reg
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static int i8042_command_reg = 0x64;
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static int i8042_data_reg = 0x60;
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static inline int i8042_read_data(void)
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{
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	return inb(I8042_DATA_REG);
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}
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static inline int i8042_read_status(void)
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{
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	return inb(I8042_STATUS_REG);
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}
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static inline void i8042_write_data(int val)
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{
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	outb(val, I8042_DATA_REG);
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}
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static inline void i8042_write_command(int val)
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{
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	outb(val, I8042_COMMAND_REG);
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}
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#ifdef CONFIG_X86
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#include <linux/dmi.h>
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static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
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	{
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		/*
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		 * Arima-Rioworks HDAMB -
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		 * AUX LOOP command does not raise AUX IRQ
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		 */
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		.matches = {
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			DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
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			DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
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			DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
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		},
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	},
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	{
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		/* ASUS G1S */
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		.matches = {
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			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
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			DMI_MATCH(DMI_BOARD_NAME, "G1S"),
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			DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
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		},
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	},
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	{
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		/* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
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		.matches = {
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			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
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			DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
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			DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
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		},
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	},
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	{
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
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			DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"),
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		},
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	},
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	{
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
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			DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
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		},
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	},
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	{
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
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			DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
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		},
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	},
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	{
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		/* Dell Embedded Box PC 3000 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
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			DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"),
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		},
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	},
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	{
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		/* OQO Model 01 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
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		},
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	},
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	{
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		/* ULI EV4873 - AUX LOOP does not work properly */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
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		},
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	},
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	{
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		/* Microsoft Virtual Machine */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
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		},
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	},
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	{
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		/* Medion MAM 2070 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
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		},
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	},
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	{
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		/* Medion Akoya E7225 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"),
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		},
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	},
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	{
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		/* Blue FB5601 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "blue"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
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		},
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	},
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	{
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		/* Gigabyte M912 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
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		},
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	},
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	{
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		/* Gigabyte M1022M netbook */
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		.matches = {
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			DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
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			DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
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			DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
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		},
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	},
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	{
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		/* Gigabyte Spring Peak - defines wrong chassis type */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
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		},
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	},
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	{
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		/* Gigabyte T1005 - defines wrong chassis type ("Other") */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
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		},
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	},
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	{
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		/* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
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		},
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	},
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	{
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
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			DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
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		},
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	},
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	{
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "C15B"),
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		},
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	},
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	{ }
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};
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/*
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 * Some Fujitsu notebooks are having trouble with touchpads if
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 * active multiplexing mode is activated. Luckily they don't have
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 * external PS/2 ports so we can safely disable it.
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 * ... apparently some Toshibas don't like MUX mode either and
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 * die horrible death on reboot.
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 */
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static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
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	{
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		/* Fujitsu Lifebook P7010/P7010D */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
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		},
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	},
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	{
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		/* Fujitsu Lifebook P7010 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
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		},
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	},
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	{
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		/* Fujitsu Lifebook P5020D */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
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		},
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	},
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	{
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		/* Fujitsu Lifebook S2000 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
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		},
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	},
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	{
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						|
		/* Fujitsu Lifebook S6230 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
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		},
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	},
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						|
	{
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						|
		/* Fujitsu Lifebook U745 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"),
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		},
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	},
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	{
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		/* Fujitsu T70H */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
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		},
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	},
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						|
	{
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						|
		/* Fujitsu-Siemens Lifebook T3010 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
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		},
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						|
	},
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						|
	{
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						|
		/* Fujitsu-Siemens Lifebook E4010 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
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		},
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	},
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						|
	{
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						|
		/* Fujitsu-Siemens Amilo Pro 2010 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
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		},
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						|
	},
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						|
	{
 | 
						|
		/* Fujitsu-Siemens Amilo Pro 2030 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
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		},
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	},
 | 
						|
	{
 | 
						|
		/*
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		 * No data is coming from the touchscreen unless KBC
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		 * is in legacy mode.
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						|
		 */
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						|
		/* Panasonic CF-29 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
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						|
			DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
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						|
		},
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						|
	},
 | 
						|
	{
 | 
						|
		/*
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		 * HP Pavilion DV4017EA -
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		 * errors on MUX ports are reported without raising AUXDATA
 | 
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		 * causing "spurious NAK" messages.
 | 
						|
		 */
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		.matches = {
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			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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			DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/*
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						|
		 * HP Pavilion ZT1000 -
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						|
		 * like DV4017EA does not raise AUXERR for errors on MUX ports.
 | 
						|
		 */
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		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
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						|
			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Notebook PC"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_VERSION, "HP Pavilion Notebook ZT1000"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/*
 | 
						|
		 * HP Pavilion DV4270ca -
 | 
						|
		 * like DV4017EA does not raise AUXERR for errors on MUX ports.
 | 
						|
		 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EH476UA#ABL)"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Satellite P10"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Sentia"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Sharp Actius MM20 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "SHARP"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Sony Vaio FS-115b */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/*
 | 
						|
		 * Sony Vaio FZ-240E -
 | 
						|
		 * reset and GET ID commands issued via KBD port are
 | 
						|
		 * sometimes being delivered to AUX3.
 | 
						|
		 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/*
 | 
						|
		 * Most (all?) VAIOs do not have external PS/2 ports nor
 | 
						|
		 * they implement active multiplexing properly, and
 | 
						|
		 * MUX discovery usually messes up keyboard/touchpad.
 | 
						|
		 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 | 
						|
			DMI_MATCH(DMI_BOARD_NAME, "VAIO"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Amoi M636/A737 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "M636/A737 platform"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Lenovo 3000 n100 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "076804U"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1360"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 5710 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5710"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 7738 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7738"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Gericom Bellagio */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Gericom"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* IBM 2656 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "IBM"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "2656"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Dell XPS M1530 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "XPS M1530"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Compal HEL80I */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "COMPAL"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "HEL80I"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Dell Vostro 1510 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 5536 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Dell Vostro V13 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Newer HP Pavilion dv4 models */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Asus X450LCP */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "X450LCP"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Avatar AVIU-145A6 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Intel"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* TUXEDO BU1406 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Lenovo LaVie Z */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
 | 
						|
static const struct dmi_system_id i8042_dmi_forcemux_table[] __initconst = {
 | 
						|
	{
 | 
						|
		/*
 | 
						|
		 * Sony Vaio VGN-CS series require MUX or the touch sensor
 | 
						|
		 * buttons will disturb touchpad operation
 | 
						|
		 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "VGN-CS"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
 | 
						|
/*
 | 
						|
 * On some Asus laptops, just running self tests cause problems.
 | 
						|
 */
 | 
						|
static const struct dmi_system_id i8042_dmi_noselftest_table[] = {
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 | 
						|
			DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
 | 
						|
	{
 | 
						|
		/* MSI Wind U-100 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_BOARD_NAME, "U-100"),
 | 
						|
			DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* LG Electronics X110 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_BOARD_NAME, "X110"),
 | 
						|
			DMI_MATCH(DMI_BOARD_VENDOR, "LG Electronics Inc."),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire One 150 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "AOA150"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Advent 4211 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "DIXONSXP"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Advent 4211"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Medion Akoya Mini E1210 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "E1210"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Medion Akoya E1222 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "MEDION"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "E122X"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Mivvy M310 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "VIOOO"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "N10"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Dell Vostro 1320 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1320"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Dell Vostro 1520 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1520"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Dell Vostro 1720 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Lenovo Ideapad U455 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "20046"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Lenovo ThinkPad L460 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad L460"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Clevo P650RS, 650RP6, Sager NP8152-S, and others */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
 | 
						|
#ifdef CONFIG_PNP
 | 
						|
static const struct dmi_system_id __initconst i8042_dmi_nopnp_table[] = {
 | 
						|
	{
 | 
						|
		/* Intel MBO Desktop D845PESV */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_BOARD_NAME, "D845PESV"),
 | 
						|
			DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/*
 | 
						|
		 * Intel NUC D54250WYK - does not have i8042 controller but
 | 
						|
		 * declares PS/2 devices in DSDT.
 | 
						|
		 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_BOARD_NAME, "D54250WYK"),
 | 
						|
			DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* MSI Wind U-100 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_BOARD_NAME, "U-100"),
 | 
						|
			DMI_MATCH(DMI_BOARD_VENDOR, "MICRO-STAR INTERNATIONAL CO., LTD"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
 | 
						|
static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_CHASSIS_TYPE, "9"), /* Laptop */
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_CHASSIS_TYPE, "14"), /* Sub-Notebook */
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
#endif
 | 
						|
 | 
						|
static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
 | 
						|
	{
 | 
						|
		/* Dell Vostro V13 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Newer HP Pavilion dv4 models */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4 Notebook PC"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Fujitsu A544 laptop */
 | 
						|
		/* https://bugzilla.redhat.com/show_bug.cgi?id=1111138 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK A544"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Fujitsu AH544 laptop */
 | 
						|
		/* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK AH544"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Fujitsu U574 laptop */
 | 
						|
		/* https://bugzilla.kernel.org/show_bug.cgi?id=69731 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U574"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Fujitsu UH554 laptop */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK UH544"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
 | 
						|
/*
 | 
						|
 * Some Wistron based laptops need us to explicitly enable the 'Dritek
 | 
						|
 * keyboard extension' to make their extra keys start generating scancodes.
 | 
						|
 * Originally, this was just confined to older laptops, but a few Acer laptops
 | 
						|
 * have turned up in 2007 that also need this again.
 | 
						|
 */
 | 
						|
static const struct dmi_system_id __initconst i8042_dmi_dritek_table[] = {
 | 
						|
	{
 | 
						|
		/* Acer Aspire 5100 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5100"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 5610 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5610"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 5630 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5630"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 5650 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5650"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 5680 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5680"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 5720 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5720"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer Aspire 9110 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 9110"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer TravelMate 660 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 660"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer TravelMate 2490 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2490"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Acer TravelMate 4280 */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 4280"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
 | 
						|
/*
 | 
						|
 * Some laptops need keyboard reset before probing for the trackpad to get
 | 
						|
 * it detected, initialised & finally work.
 | 
						|
 */
 | 
						|
static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = {
 | 
						|
	{
 | 
						|
		/* Gigabyte P35 v2 - Elantech touchpad */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "P35V2"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
		{
 | 
						|
		/* Aorus branded Gigabyte X3 Plus - Elantech touchpad */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "X3"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Gigabyte P34 - Elantech touchpad */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "P34"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Gigabyte P57 - Elantech touchpad */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "P57"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{
 | 
						|
		/* Schenker XMG C504 - Elantech touchpad */
 | 
						|
		.matches = {
 | 
						|
			DMI_MATCH(DMI_SYS_VENDOR, "XMG"),
 | 
						|
			DMI_MATCH(DMI_PRODUCT_NAME, "C504"),
 | 
						|
		},
 | 
						|
	},
 | 
						|
	{ }
 | 
						|
};
 | 
						|
 | 
						|
#endif /* CONFIG_X86 */
 | 
						|
 | 
						|
#ifdef CONFIG_PNP
 | 
						|
#include <linux/pnp.h>
 | 
						|
 | 
						|
static bool i8042_pnp_kbd_registered;
 | 
						|
static unsigned int i8042_pnp_kbd_devices;
 | 
						|
static bool i8042_pnp_aux_registered;
 | 
						|
static unsigned int i8042_pnp_aux_devices;
 | 
						|
 | 
						|
static int i8042_pnp_command_reg;
 | 
						|
static int i8042_pnp_data_reg;
 | 
						|
static int i8042_pnp_kbd_irq;
 | 
						|
static int i8042_pnp_aux_irq;
 | 
						|
 | 
						|
static char i8042_pnp_kbd_name[32];
 | 
						|
static char i8042_pnp_aux_name[32];
 | 
						|
 | 
						|
static void i8042_pnp_id_to_string(struct pnp_id *id, char *dst, int dst_size)
 | 
						|
{
 | 
						|
	strlcpy(dst, "PNP:", dst_size);
 | 
						|
 | 
						|
	while (id) {
 | 
						|
		strlcat(dst, " ", dst_size);
 | 
						|
		strlcat(dst, id->id, dst_size);
 | 
						|
		id = id->next;
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
static int i8042_pnp_kbd_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 | 
						|
{
 | 
						|
	if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 | 
						|
		i8042_pnp_data_reg = pnp_port_start(dev,0);
 | 
						|
 | 
						|
	if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 | 
						|
		i8042_pnp_command_reg = pnp_port_start(dev, 1);
 | 
						|
 | 
						|
	if (pnp_irq_valid(dev,0))
 | 
						|
		i8042_pnp_kbd_irq = pnp_irq(dev, 0);
 | 
						|
 | 
						|
	strlcpy(i8042_pnp_kbd_name, did->id, sizeof(i8042_pnp_kbd_name));
 | 
						|
	if (strlen(pnp_dev_name(dev))) {
 | 
						|
		strlcat(i8042_pnp_kbd_name, ":", sizeof(i8042_pnp_kbd_name));
 | 
						|
		strlcat(i8042_pnp_kbd_name, pnp_dev_name(dev), sizeof(i8042_pnp_kbd_name));
 | 
						|
	}
 | 
						|
	i8042_pnp_id_to_string(dev->id, i8042_kbd_firmware_id,
 | 
						|
			       sizeof(i8042_kbd_firmware_id));
 | 
						|
 | 
						|
	/* Keyboard ports are always supposed to be wakeup-enabled */
 | 
						|
	device_set_wakeup_enable(&dev->dev, true);
 | 
						|
 | 
						|
	i8042_pnp_kbd_devices++;
 | 
						|
	return 0;
 | 
						|
}
 | 
						|
 | 
						|
static int i8042_pnp_aux_probe(struct pnp_dev *dev, const struct pnp_device_id *did)
 | 
						|
{
 | 
						|
	if (pnp_port_valid(dev, 0) && pnp_port_len(dev, 0) == 1)
 | 
						|
		i8042_pnp_data_reg = pnp_port_start(dev,0);
 | 
						|
 | 
						|
	if (pnp_port_valid(dev, 1) && pnp_port_len(dev, 1) == 1)
 | 
						|
		i8042_pnp_command_reg = pnp_port_start(dev, 1);
 | 
						|
 | 
						|
	if (pnp_irq_valid(dev, 0))
 | 
						|
		i8042_pnp_aux_irq = pnp_irq(dev, 0);
 | 
						|
 | 
						|
	strlcpy(i8042_pnp_aux_name, did->id, sizeof(i8042_pnp_aux_name));
 | 
						|
	if (strlen(pnp_dev_name(dev))) {
 | 
						|
		strlcat(i8042_pnp_aux_name, ":", sizeof(i8042_pnp_aux_name));
 | 
						|
		strlcat(i8042_pnp_aux_name, pnp_dev_name(dev), sizeof(i8042_pnp_aux_name));
 | 
						|
	}
 | 
						|
	i8042_pnp_id_to_string(dev->id, i8042_aux_firmware_id,
 | 
						|
			       sizeof(i8042_aux_firmware_id));
 | 
						|
 | 
						|
	i8042_pnp_aux_devices++;
 | 
						|
	return 0;
 | 
						|
}
 | 
						|
 | 
						|
static const struct pnp_device_id pnp_kbd_devids[] = {
 | 
						|
	{ .id = "PNP0300", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0301", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0302", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0303", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0304", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0305", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0306", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0309", .driver_data = 0 },
 | 
						|
	{ .id = "PNP030a", .driver_data = 0 },
 | 
						|
	{ .id = "PNP030b", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0320", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0343", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0344", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0345", .driver_data = 0 },
 | 
						|
	{ .id = "CPQA0D7", .driver_data = 0 },
 | 
						|
	{ .id = "", },
 | 
						|
};
 | 
						|
MODULE_DEVICE_TABLE(pnp, pnp_kbd_devids);
 | 
						|
 | 
						|
static struct pnp_driver i8042_pnp_kbd_driver = {
 | 
						|
	.name           = "i8042 kbd",
 | 
						|
	.id_table       = pnp_kbd_devids,
 | 
						|
	.probe          = i8042_pnp_kbd_probe,
 | 
						|
	.driver         = {
 | 
						|
		.probe_type = PROBE_FORCE_SYNCHRONOUS,
 | 
						|
		.suppress_bind_attrs = true,
 | 
						|
	},
 | 
						|
};
 | 
						|
 | 
						|
static const struct pnp_device_id pnp_aux_devids[] = {
 | 
						|
	{ .id = "AUI0200", .driver_data = 0 },
 | 
						|
	{ .id = "FJC6000", .driver_data = 0 },
 | 
						|
	{ .id = "FJC6001", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0f03", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0f0b", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0f0e", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0f12", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0f13", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0f19", .driver_data = 0 },
 | 
						|
	{ .id = "PNP0f1c", .driver_data = 0 },
 | 
						|
	{ .id = "SYN0801", .driver_data = 0 },
 | 
						|
	{ .id = "", },
 | 
						|
};
 | 
						|
MODULE_DEVICE_TABLE(pnp, pnp_aux_devids);
 | 
						|
 | 
						|
static struct pnp_driver i8042_pnp_aux_driver = {
 | 
						|
	.name           = "i8042 aux",
 | 
						|
	.id_table       = pnp_aux_devids,
 | 
						|
	.probe          = i8042_pnp_aux_probe,
 | 
						|
	.driver         = {
 | 
						|
		.probe_type = PROBE_FORCE_SYNCHRONOUS,
 | 
						|
		.suppress_bind_attrs = true,
 | 
						|
	},
 | 
						|
};
 | 
						|
 | 
						|
static void i8042_pnp_exit(void)
 | 
						|
{
 | 
						|
	if (i8042_pnp_kbd_registered) {
 | 
						|
		i8042_pnp_kbd_registered = false;
 | 
						|
		pnp_unregister_driver(&i8042_pnp_kbd_driver);
 | 
						|
	}
 | 
						|
 | 
						|
	if (i8042_pnp_aux_registered) {
 | 
						|
		i8042_pnp_aux_registered = false;
 | 
						|
		pnp_unregister_driver(&i8042_pnp_aux_driver);
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
static int __init i8042_pnp_init(void)
 | 
						|
{
 | 
						|
	char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 | 
						|
	bool pnp_data_busted = false;
 | 
						|
	int err;
 | 
						|
 | 
						|
#ifdef CONFIG_X86
 | 
						|
	if (dmi_check_system(i8042_dmi_nopnp_table))
 | 
						|
		i8042_nopnp = true;
 | 
						|
#endif
 | 
						|
 | 
						|
	if (i8042_nopnp) {
 | 
						|
		pr_info("PNP detection disabled\n");
 | 
						|
		return 0;
 | 
						|
	}
 | 
						|
 | 
						|
	err = pnp_register_driver(&i8042_pnp_kbd_driver);
 | 
						|
	if (!err)
 | 
						|
		i8042_pnp_kbd_registered = true;
 | 
						|
 | 
						|
	err = pnp_register_driver(&i8042_pnp_aux_driver);
 | 
						|
	if (!err)
 | 
						|
		i8042_pnp_aux_registered = true;
 | 
						|
 | 
						|
	if (!i8042_pnp_kbd_devices && !i8042_pnp_aux_devices) {
 | 
						|
		i8042_pnp_exit();
 | 
						|
#if defined(__ia64__)
 | 
						|
		return -ENODEV;
 | 
						|
#else
 | 
						|
		pr_info("PNP: No PS/2 controller found.\n");
 | 
						|
		if (x86_platform.legacy.i8042 !=
 | 
						|
				X86_LEGACY_I8042_EXPECTED_PRESENT)
 | 
						|
			return -ENODEV;
 | 
						|
		pr_info("Probing ports directly.\n");
 | 
						|
		return 0;
 | 
						|
#endif
 | 
						|
	}
 | 
						|
 | 
						|
	if (i8042_pnp_kbd_devices)
 | 
						|
		snprintf(kbd_irq_str, sizeof(kbd_irq_str),
 | 
						|
			"%d", i8042_pnp_kbd_irq);
 | 
						|
	if (i8042_pnp_aux_devices)
 | 
						|
		snprintf(aux_irq_str, sizeof(aux_irq_str),
 | 
						|
			"%d", i8042_pnp_aux_irq);
 | 
						|
 | 
						|
	pr_info("PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
 | 
						|
		i8042_pnp_kbd_name, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 | 
						|
		i8042_pnp_aux_name,
 | 
						|
		i8042_pnp_data_reg, i8042_pnp_command_reg,
 | 
						|
		kbd_irq_str, (i8042_pnp_kbd_devices && i8042_pnp_aux_devices) ? "," : "",
 | 
						|
		aux_irq_str);
 | 
						|
 | 
						|
#if defined(__ia64__)
 | 
						|
	if (!i8042_pnp_kbd_devices)
 | 
						|
		i8042_nokbd = true;
 | 
						|
	if (!i8042_pnp_aux_devices)
 | 
						|
		i8042_noaux = true;
 | 
						|
#endif
 | 
						|
 | 
						|
	if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 | 
						|
	      i8042_pnp_data_reg != i8042_data_reg) ||
 | 
						|
	    !i8042_pnp_data_reg) {
 | 
						|
		pr_warn("PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
 | 
						|
			i8042_pnp_data_reg, i8042_data_reg);
 | 
						|
		i8042_pnp_data_reg = i8042_data_reg;
 | 
						|
		pnp_data_busted = true;
 | 
						|
	}
 | 
						|
 | 
						|
	if (((i8042_pnp_command_reg & ~0xf) == (i8042_command_reg & ~0xf) &&
 | 
						|
	      i8042_pnp_command_reg != i8042_command_reg) ||
 | 
						|
	    !i8042_pnp_command_reg) {
 | 
						|
		pr_warn("PNP: PS/2 controller has invalid command port %#x; using default %#x\n",
 | 
						|
			i8042_pnp_command_reg, i8042_command_reg);
 | 
						|
		i8042_pnp_command_reg = i8042_command_reg;
 | 
						|
		pnp_data_busted = true;
 | 
						|
	}
 | 
						|
 | 
						|
	if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
 | 
						|
		pr_warn("PNP: PS/2 controller doesn't have KBD irq; using default %d\n",
 | 
						|
			i8042_kbd_irq);
 | 
						|
		i8042_pnp_kbd_irq = i8042_kbd_irq;
 | 
						|
		pnp_data_busted = true;
 | 
						|
	}
 | 
						|
 | 
						|
	if (!i8042_noaux && !i8042_pnp_aux_irq) {
 | 
						|
		if (!pnp_data_busted && i8042_pnp_kbd_irq) {
 | 
						|
			pr_warn("PNP: PS/2 appears to have AUX port disabled, "
 | 
						|
				"if this is incorrect please boot with i8042.nopnp\n");
 | 
						|
			i8042_noaux = true;
 | 
						|
		} else {
 | 
						|
			pr_warn("PNP: PS/2 controller doesn't have AUX irq; using default %d\n",
 | 
						|
				i8042_aux_irq);
 | 
						|
			i8042_pnp_aux_irq = i8042_aux_irq;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	i8042_data_reg = i8042_pnp_data_reg;
 | 
						|
	i8042_command_reg = i8042_pnp_command_reg;
 | 
						|
	i8042_kbd_irq = i8042_pnp_kbd_irq;
 | 
						|
	i8042_aux_irq = i8042_pnp_aux_irq;
 | 
						|
 | 
						|
#ifdef CONFIG_X86
 | 
						|
	i8042_bypass_aux_irq_test = !pnp_data_busted &&
 | 
						|
				    dmi_check_system(i8042_dmi_laptop_table);
 | 
						|
#endif
 | 
						|
 | 
						|
	return 0;
 | 
						|
}
 | 
						|
 | 
						|
#else  /* !CONFIG_PNP */
 | 
						|
static inline int i8042_pnp_init(void) { return 0; }
 | 
						|
static inline void i8042_pnp_exit(void) { }
 | 
						|
#endif /* CONFIG_PNP */
 | 
						|
 | 
						|
static int __init i8042_platform_init(void)
 | 
						|
{
 | 
						|
	int retval;
 | 
						|
 | 
						|
#ifdef CONFIG_X86
 | 
						|
	u8 a20_on = 0xdf;
 | 
						|
	/* Just return if platform does not have i8042 controller */
 | 
						|
	if (x86_platform.legacy.i8042 == X86_LEGACY_I8042_PLATFORM_ABSENT)
 | 
						|
		return -ENODEV;
 | 
						|
#endif
 | 
						|
 | 
						|
/*
 | 
						|
 * On ix86 platforms touching the i8042 data register region can do really
 | 
						|
 * bad things. Because of this the region is always reserved on ix86 boxes.
 | 
						|
 *
 | 
						|
 *	if (!request_region(I8042_DATA_REG, 16, "i8042"))
 | 
						|
 *		return -EBUSY;
 | 
						|
 */
 | 
						|
 | 
						|
	i8042_kbd_irq = I8042_MAP_IRQ(1);
 | 
						|
	i8042_aux_irq = I8042_MAP_IRQ(12);
 | 
						|
 | 
						|
	retval = i8042_pnp_init();
 | 
						|
	if (retval)
 | 
						|
		return retval;
 | 
						|
 | 
						|
#if defined(__ia64__)
 | 
						|
        i8042_reset = I8042_RESET_ALWAYS;
 | 
						|
#endif
 | 
						|
 | 
						|
#ifdef CONFIG_X86
 | 
						|
	/* Honor module parameter when value is not default */
 | 
						|
	if (i8042_reset == I8042_RESET_DEFAULT) {
 | 
						|
		if (dmi_check_system(i8042_dmi_reset_table))
 | 
						|
			i8042_reset = I8042_RESET_ALWAYS;
 | 
						|
 | 
						|
		if (dmi_check_system(i8042_dmi_noselftest_table))
 | 
						|
			i8042_reset = I8042_RESET_NEVER;
 | 
						|
	}
 | 
						|
 | 
						|
	if (dmi_check_system(i8042_dmi_noloop_table))
 | 
						|
		i8042_noloop = true;
 | 
						|
 | 
						|
	if (dmi_check_system(i8042_dmi_nomux_table))
 | 
						|
		i8042_nomux = true;
 | 
						|
 | 
						|
	if (dmi_check_system(i8042_dmi_forcemux_table))
 | 
						|
		i8042_nomux = false;
 | 
						|
 | 
						|
	if (dmi_check_system(i8042_dmi_notimeout_table))
 | 
						|
		i8042_notimeout = true;
 | 
						|
 | 
						|
	if (dmi_check_system(i8042_dmi_dritek_table))
 | 
						|
		i8042_dritek = true;
 | 
						|
 | 
						|
	if (dmi_check_system(i8042_dmi_kbdreset_table))
 | 
						|
		i8042_kbdreset = true;
 | 
						|
 | 
						|
	/*
 | 
						|
	 * A20 was already enabled during early kernel init. But some buggy
 | 
						|
	 * BIOSes (in MSI Laptops) require A20 to be enabled using 8042 to
 | 
						|
	 * resume from S3. So we do it here and hope that nothing breaks.
 | 
						|
	 */
 | 
						|
	i8042_command(&a20_on, 0x10d1);
 | 
						|
	i8042_command(NULL, 0x00ff);	/* Null command for SMM firmware */
 | 
						|
#endif /* CONFIG_X86 */
 | 
						|
 | 
						|
	return retval;
 | 
						|
}
 | 
						|
 | 
						|
static inline void i8042_platform_exit(void)
 | 
						|
{
 | 
						|
	i8042_pnp_exit();
 | 
						|
}
 | 
						|
 | 
						|
#endif /* _I8042_X86IA64IO_H */
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