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#ifndef __ASM_SH_UNISTD_32_H
#define __ASM_SH_UNISTD_32_H

/*
 * Copyright (C) 1999  Niibe Yutaka
 */

/*
 * This file contains the system call numbers.
 */

#define __NR_restart_syscall	  0
#define __NR_exit		  1
#define __NR_fork		  2
#define __NR_read		  3
#define __NR_write		  4
#define __NR_open		  5
#define __NR_close		  6
#define __NR_waitpid		  7
#define __NR_creat		  8
#define __NR_link		  9
#define __NR_unlink		 10
#define __NR_execve		 11
#define __NR_chdir		 12
#define __NR_time		 13
#define __NR_mknod		 14
#define __NR_chmod		 15
#define __NR_lchown		 16
				 /* 17 was sys_break */
#define __NR_oldstat		 18
#define __NR_lseek		 19
#define __NR_getpid		 20
#define __NR_mount		 21
#define __NR_umount		 22
#define __NR_setuid		 23
#define __NR_getuid		 24
#define __NR_stime		 25
#define __NR_ptrace		 26
#define __NR_alarm		 27
#define __NR_oldfstat		 28
#define __NR_pause		 29
#define __NR_utime		 30
				 /* 31 was sys_stty */
				 /* 32 was sys_gtty */
#define __NR_access		 33
#define __NR_nice		 34
				 /* 35 was sys_ftime */
#define __NR_sync		 36
#define __NR_kill		 37
#define __NR_rename		 38
#define __NR_mkdir		 39
#define __NR_rmdir		 40
#define __NR_dup		 41
#define __NR_pipe		 42
#define __NR_times		 43
				 /* 44 was sys_prof */
#define __NR_brk		 45
#define __NR_setgid		 46
#define __NR_getgid		 47
#define __NR_signal		 48
#define __NR_geteuid		 49
#define __NR_getegid		 50
#define __NR_acct		 51
#define __NR_umount2		 52
				 /* 53 was sys_lock */
#define __NR_ioctl		 54
#define __NR_fcntl		 55
				 /* 56 was sys_mpx */
#define __NR_setpgid		 57
				 /* 58 was sys_ulimit */
				 /* 59 was sys_olduname */
#define __NR_umask		 60
#define __NR_chroot		 61
#define __NR_ustat		 62
#define __NR_dup2		 63
#define __NR_getppid		 64
#define __NR_getpgrp		 65
#define __NR_setsid		 66
#define __NR_sigaction		 67
#define __NR_sgetmask		 68
#define __NR_ssetmask		 69
#define __NR_setreuid		 70
#define __NR_setregid		 71
#define __NR_sigsuspend		 72
#define __NR_sigpending		 73
#define __NR_sethostname	 74
#define __NR_setrlimit		 75
#define __NR_getrlimit		 76	/* Back compatible 2Gig limited rlimit */
#define __NR_getrusage		 77
#define __NR_gettimeofday	 78
#define __NR_settimeofday	 79
#define __NR_getgroups		 80
#define __NR_setgroups		 81
				 /* 82 was sys_oldselect */
#define __NR_symlink		 83
#define __NR_oldlstat		 84
#define __NR_readlink		 85
#define __NR_uselib		 86
#define __NR_swapon		 87
#define __NR_reboot		 88
#define __NR_readdir		 89
#define __NR_mmap		 90
#define __NR_munmap		 91
#define __NR_truncate		 92
#define __NR_ftruncate		 93
#define __NR_fchmod		 94
#define __NR_fchown		 95
#define __NR_getpriority	 96
#define __NR_setpriority	 97
				 /* 98 was sys_profil */
#define __NR_statfs		 99
#define __NR_fstatfs		100
				/* 101 was sys_ioperm */
#define __NR_socketcall		102
#define __NR_syslog		103
#define __NR_setitimer		104
#define __NR_getitimer		105
#define __NR_stat		106
#define __NR_lstat		107
#define __NR_fstat		108
#define __NR_olduname		109
				/* 110 was sys_iopl */
#define __NR_vhangup		111
				/* 112 was sys_idle */
				/* 113 was sys_vm86old */
#define __NR_wait4		114
#define __NR_swapoff		115
#define __NR_sysinfo		116
#define __NR_ipc		117
#define __NR_fsync		118
#define __NR_sigreturn		119
#define __NR_clone		120
#define __NR_setdomainname	121
#define __NR_uname		122
#define __NR_cacheflush		123
#define __NR_adjtimex		124
#define __NR_mprotect		125
#define __NR_sigprocmask	126
				/* 127 was sys_create_module */
#define __NR_init_module	128
#define __NR_delete_module	129
				/* 130 was sys_get_kernel_syms */
#define __NR_quotactl		131
#define __NR_getpgid		132
#define __NR_fchdir		133
#define __NR_bdflush		134
#define __NR_sysfs		135
#define __NR_personality	136
				/* 137 was sys_afs_syscall */
#define __NR_setfsuid		138
#define __NR_setfsgid		139
#define __NR__llseek		140
#define __NR_getdents		141
#define __NR__newselect		142
#define __NR_flock		143
#define __NR_msync		144
#define __NR_readv		145
#define __NR_writev		146
#define __NR_getsid		147
#define __NR_fdatasync		148
#define __NR__sysctl		149
#define __NR_mlock		150
#define __NR_munlock		151
#define __NR_mlockall		152
#define __NR_munlockall		153
#define __NR_sched_setparam		154
#define __NR_sched_getparam		155
#define __NR_sched_setscheduler		156
#define __NR_sched_getscheduler		157
#define __NR_sched_yield		158
#define __NR_sched_get_priority_max	159
#define __NR_sched_get_priority_min	160
#define __NR_sched_rr_get_interval	161
#define __NR_nanosleep		162
#define __NR_mremap		163
#define __NR_setresuid		164
#define __NR_getresuid		165
				/* 166 was sys_vm86 */
				/* 167 was sys_query_module */
#define __NR_poll		168
#define __NR_nfsservctl		169
#define __NR_setresgid		170
#define __NR_getresgid		171
#define __NR_prctl              172
#define __NR_rt_sigreturn	173
#define __NR_rt_sigaction	174
#define __NR_rt_sigprocmask	175
#define __NR_rt_sigpending	176
#define __NR_rt_sigtimedwait	177
#define __NR_rt_sigqueueinfo	178
#define __NR_rt_sigsuspend	179
#define __NR_pread64		180
#define __NR_pwrite64		181
#define __NR_chown		182
#define __NR_getcwd		183
#define __NR_capget		184
#define __NR_capset		185
#define __NR_sigaltstack	186
#define __NR_sendfile		187
				/* 188 reserved for sys_getpmsg */
				/* 189 reserved for sys_putpmsg */
#define __NR_vfork		190
#define __NR_ugetrlimit		191	/* SuS compliant getrlimit */
#define __NR_mmap2		192
#define __NR_truncate64		193
#define __NR_ftruncate64	194
#define __NR_stat64		195
#define __NR_lstat64		196
#define __NR_fstat64		197
#define __NR_lchown32		198
#define __NR_getuid32		199
#define __NR_getgid32		200
#define __NR_geteuid32		201
#define __NR_getegid32		202
#define __NR_setreuid32		203
#define __NR_setregid32		204
#define __NR_getgroups32	205
#define __NR_setgroups32	206
#define __NR_fchown32		207
#define __NR_setresuid32	208
#define __NR_getresuid32	209
#define __NR_setresgid32	210
#define __NR_getresgid32	211
#define __NR_chown32		212
#define __NR_setuid32		213
#define __NR_setgid32		214
#define __NR_setfsuid32		215
#define __NR_setfsgid32		216
#define __NR_pivot_root		217
#define __NR_mincore		218
#define __NR_madvise		219
#define __NR_getdents64		220
#define __NR_fcntl64		221
				/* 222 is reserved for tux */
				/* 223 is unused */
#define __NR_gettid		224
#define __NR_readahead		225
#define __NR_setxattr		226
#define __NR_lsetxattr		227
#define __NR_fsetxattr		228
#define __NR_getxattr		229
#define __NR_lgetxattr		230
#define __NR_fgetxattr		231
#define __NR_listxattr		232
#define __NR_llistxattr		233
#define __NR_flistxattr		234
#define __NR_removexattr	235
#define __NR_lremovexattr	236
#define __NR_fremovexattr	237
#define __NR_tkill		238
#define __NR_sendfile64		239
#define __NR_futex		240
#define __NR_sched_setaffinity	241
#define __NR_sched_getaffinity	242
				/* 243 is reserved for set_thread_area */
				/* 244 is reserved for get_thread_area */
#define __NR_io_setup		245
#define __NR_io_destroy		246
#define __NR_io_getevents	247
#define __NR_io_submit		248
#define __NR_io_cancel		249
#define __NR_fadvise64		250
				/* 251 is unused */
#define __NR_exit_group		252
#define __NR_lookup_dcookie	253
#define __NR_epoll_create	254
#define __NR_epoll_ctl		255
#define __NR_epoll_wait		256
#define __NR_remap_file_pages	257
#define __NR_set_tid_address	258
#define __NR_timer_create	259
#define __NR_timer_settime	(__NR_timer_create+1)
#define __NR_timer_gettime	(__NR_timer_create+2)
#define __NR_timer_getoverrun	(__NR_timer_create+3)
#define __NR_timer_delete	(__NR_timer_create+4)
#define __NR_clock_settime	(__NR_timer_create+5)
#define __NR_clock_gettime	(__NR_timer_create+6)
#define __NR_clock_getres	(__NR_timer_create+7)
#define __NR_clock_nanosleep	(__NR_timer_create+8)
#define __NR_statfs64		268
#define __NR_fstatfs64		269
#define __NR_tgkill		270
#define __NR_utimes		271
#define __NR_fadvise64_64	272
				/* 273 is reserved for vserver */
#define __NR_mbind              274
#define __NR_get_mempolicy      275
#define __NR_set_mempolicy      276
#define __NR_mq_open            277
#define __NR_mq_unlink          (__NR_mq_open+1)
#define __NR_mq_timedsend       (__NR_mq_open+2)
#define __NR_mq_timedreceive    (__NR_mq_open+3)
#define __NR_mq_notify          (__NR_mq_open+4)
#define __NR_mq_getsetattr      (__NR_mq_open+5)
#define __NR_kexec_load		283
#define __NR_waitid		284
#define __NR_add_key		285
#define __NR_request_key	286
#define __NR_keyctl		287
#define __NR_ioprio_set		288
#define __NR_ioprio_get		289
#define __NR_inotify_init	290
#define __NR_inotify_add_watch	291
#define __NR_inotify_rm_watch	292
				/* 293 is unused */
#define __NR_migrate_pages	294
#define __NR_openat		295
#define __NR_mkdirat		296
#define __NR_mknodat		297
#define __NR_fchownat		298
#define __NR_futimesat		299
#define __NR_fstatat64		300
#define __NR_unlinkat		301
#define __NR_renameat		302
#define __NR_linkat		303
#define __NR_symlinkat		304
#define __NR_readlinkat		305
#define __NR_fchmodat		306
#define __NR_faccessat		307
#define __NR_pselect6		308
#define __NR_ppoll		309
#define __NR_unshare		310
#define __NR_set_robust_list	311
#define __NR_get_robust_list	312
#define __NR_splice		313
#define __NR_sync_file_range	314
#define __NR_tee		315
#define __NR_vmsplice		316
#define __NR_move_pages		317
#define __NR_getcpu		318
#define __NR_epoll_pwait	319
#define __NR_utimensat		320
#define __NR_signalfd		321
#define __NR_timerfd_create	322
#define __NR_eventfd		323
#define __NR_fallocate		324
#define __NR_timerfd_settime	325
#define __NR_timerfd_gettime	326
#define __NR_signalfd4		327
#define __NR_eventfd2		328
#define __NR_epoll_create1	329
#define __NR_dup3		330
#define __NR_pipe2		331
#define __NR_inotify_init1	332
#define __NR_preadv		333
#define __NR_pwritev		334
#define __NR_rt_tgsigqueueinfo	335
#define __NR_perf_event_open	336
#define __NR_fanotify_init	337
#define __NR_fanotify_mark	338
#define __NR_prlimit64		339

/* Non-multiplexed socket family */
#define __NR_socket		340
#define __NR_bind		341
#define __NR_connect		342
#define __NR_listen		343
#define __NR_accept		344
#define __NR_getsockname	345
#define __NR_getpeername	346
#define __NR_socketpair		347
#define __NR_send		348
#define __NR_sendto		349
#define __NR_recv		350
#define __NR_recvfrom		351
#define __NR_shutdown		352
#define __NR_setsockopt		353
#define __NR_getsockopt		354
#define __NR_sendmsg		355
#define __NR_recvmsg		356
#define __NR_recvmmsg		357
#define __NR_accept4		358
#define __NR_name_to_handle_at	359
#define __NR_open_by_handle_at	360
#define __NR_clock_adjtime	361
#define __NR_syncfs		362
#define __NR_sendmmsg		363
#define __NR_setns		364
#define __NR_process_vm_readv	365
#define __NR_process_vm_writev	366
#define __NR_kcmp		367
#define __NR_finit_module	368

#define NR_syscalls 369

#endif /* __ASM_SH_UNISTD_32_H */
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#ifndef _I8042_X86IA64IO_H
#define _I8042_X86IA64IO_H

/*
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published by
 * the Free Software Foundation.
 */

#ifdef CONFIG_X86
#include <asm/x86_init.h>
#endif

/*
 * Names.
 */

#define I8042_KBD_PHYS_DESC "isa0060/serio0"
#define I8042_AUX_PHYS_DESC "isa0060/serio1"
#define I8042_MUX_PHYS_DESC "isa0060/serio%d"

/*
 * IRQs.
 */

#if defined(__ia64__)
# define I8042_MAP_IRQ(x)	isa_irq_to_vector((x))
#else
# define I8042_MAP_IRQ(x)	(x)
#endif

#define I8042_KBD_IRQ	i8042_kbd_irq
#define I8042_AUX_IRQ	i8042_aux_irq

static int i8042_kbd_irq;
static int i8042_aux_irq;

/*
 * Register numbers.
 */

#define I8042_COMMAND_REG	i8042_command_reg
#define I8042_STATUS_REG	i8042_command_reg
#define I8042_DATA_REG		i8042_data_reg

static int i8042_command_reg = 0x64;
static int i8042_data_reg = 0x60;


static inline int i8042_read_data(void)
{
	return inb(I8042_DATA_REG);
}

static inline int i8042_read_status(void)
{
	return inb(I8042_STATUS_REG);
}

static inline void i8042_write_data(int val)
{
	outb(val, I8042_DATA_REG);
}

static inline void i8042_write_command(int val)
{
	outb(val, I8042_COMMAND_REG);
}

#ifdef CONFIG_X86

#include <linux/dmi.h>

static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = {
	{
		/*
		 * Arima-Rioworks HDAMB -
		 * AUX LOOP command does not raise AUX IRQ
		 */
		.matches = {
			DMI_MATCH(DMI_BOARD_VENDOR, "RIOWORKS"),
			DMI_MATCH(DMI_BOARD_NAME, "HDAMB"),
			DMI_MATCH(DMI_BOARD_VERSION, "Rev E"),
		},
	},
	{
		/* ASUS G1S */
		.matches = {
			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
			DMI_MATCH(DMI_BOARD_NAME, "G1S"),
			DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
		},
	},
	{
		/* ASUS P65UP5 - AUX LOOP command does not raise AUX IRQ */
		.matches = {
			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
			DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"),
			DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"),
		},
	},
	{
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
			DMI_MATCH(DMI_PRODUCT_NAME, "X750LN"),
		},
	},
	{
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
			DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "8500"),
		},
	},
	{
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
			DMI_MATCH(DMI_PRODUCT_NAME , "ProLiant"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "DL760"),
		},
	},
	{
		/* Dell Embedded Box PC 3000 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
			DMI_MATCH(DMI_PRODUCT_NAME, "Embedded Box PC 3000"),
		},
	},
	{
		/* OQO Model 01 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
			DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "00"),
		},
	},
	{
		/* ULI EV4873 - AUX LOOP does not work properly */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "ULI"),
			DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
		},
	},
	{
		/* Microsoft Virtual Machine */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Virtual Machine"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "VS2005R2"),
		},
	},
	{
		/* Medion MAM 2070 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Notebook"),
			DMI_MATCH(DMI_PRODUCT_NAME, "MAM 2070"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "5a"),
		},
	},
	{
		/* Medion Akoya E7225 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Akoya E7225"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "1.0"),
		},
	},
	{
		/* Blue FB5601 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "blue"),
			DMI_MATCH(DMI_PRODUCT_NAME, "FB5601"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "M606"),
		},
	},
	{
		/* Gigabyte M912 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
			DMI_MATCH(DMI_PRODUCT_NAME, "M912"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "01"),
		},
	},
	{
		/* Gigabyte M1022M netbook */
		.matches = {
			DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co.,Ltd."),
			DMI_MATCH(DMI_BOARD_NAME, "M1022E"),
			DMI_MATCH(DMI_BOARD_VERSION, "1.02"),
		},
	},
	{
		/* Gigabyte Spring Peak - defines wrong chassis type */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Spring Peak"),
		},
	},
	{
		/* Gigabyte T1005 - defines wrong chassis type ("Other") */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
			DMI_MATCH(DMI_PRODUCT_NAME, "T1005"),
		},
	},
	{
		/* Gigabyte T1005M/P - defines wrong chassis type ("Other") */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"),
			DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"),
		},
	},
	{
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
			DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"),
			DMI_MATCH(DMI_PRODUCT_VERSION, "Rev 1"),
		},
	},
	{
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "PEGATRON CORPORATION"),
			DMI_MATCH(DMI_PRODUCT_NAME, "C15B"),
		},
	},
	{ }
};

/*
 * Some Fujitsu notebooks are having trouble with touchpads if
 * active multiplexing mode is activated. Luckily they don't have
 * external PS/2 ports so we can safely disable it.
 * ... apparently some Toshibas don't like MUX mode either and
 * die horrible death on reboot.
 */
static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
	{
		/* Fujitsu Lifebook P7010/P7010D */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "P7010"),
		},
	},
	{
		/* Fujitsu Lifebook P7010 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
			DMI_MATCH(DMI_PRODUCT_NAME, "0000000000"),
		},
	},
	{
		/* Fujitsu Lifebook P5020D */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P Series"),
		},
	},
	{
		/* Fujitsu Lifebook S2000 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S Series"),
		},
	},
	{
		/* Fujitsu Lifebook S6230 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook S6230"),
		},
	},
	{
		/* Fujitsu Lifebook U745 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK U745"),
		},
	},
	{
		/* Fujitsu T70H */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
			DMI_MATCH(DMI_PRODUCT_NAME, "FMVLT70H"),
		},
	},
	{
		/* Fujitsu-Siemens Lifebook T3010 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
		},
	},
	{
		/* Fujitsu-Siemens Lifebook E4010 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
		},
	},
	{
		/* Fujitsu-Siemens Amilo Pro 2010 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2010"),
		},
	},
	{
		/* Fujitsu-Siemens Amilo Pro 2030 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO PRO V2030"),
		},
	},
	{
		/*
		 * No data is coming from the touchscreen unless KBC
		 * is in legacy mode.
		 */
		/* Panasonic CF-29 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
			DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
		},
	},
	{
		/*
		 * HP Pavilion DV4017EA -
		 * errors on MUX ports are reported without raising AUXDATA
		 * causing "spurious NAK" messages.
		 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
			DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion dv4000 (EA032EA#ABF)"),
		},
	},
	{
		/*
		 * HP Pavilion ZT1000 -
		 * like DV4017EA does not raise AUXERR for errors on MUX ports.
		 */
		.matches = {
			DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
			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 */