xref: /linux/include/uapi/linux/i8k.h (revision 498495dba268b20e8eadd7fe93c140c68b6cc9d2)
1*e2be04c7SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2607ca46eSDavid Howells /*
3607ca46eSDavid Howells  * i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops
4607ca46eSDavid Howells  *
5607ca46eSDavid Howells  * Copyright (C) 2001  Massimo Dal Zotto <dz@debian.org>
6607ca46eSDavid Howells  *
7607ca46eSDavid Howells  * This program is free software; you can redistribute it and/or modify it
8607ca46eSDavid Howells  * under the terms of the GNU General Public License as published by the
9607ca46eSDavid Howells  * Free Software Foundation; either version 2, or (at your option) any
10607ca46eSDavid Howells  * later version.
11607ca46eSDavid Howells  *
12607ca46eSDavid Howells  * This program is distributed in the hope that it will be useful, but
13607ca46eSDavid Howells  * WITHOUT ANY WARRANTY; without even the implied warranty of
14607ca46eSDavid Howells  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15607ca46eSDavid Howells  * General Public License for more details.
16607ca46eSDavid Howells  */
17607ca46eSDavid Howells 
18607ca46eSDavid Howells #ifndef _LINUX_I8K_H
19607ca46eSDavid Howells #define _LINUX_I8K_H
20607ca46eSDavid Howells 
21607ca46eSDavid Howells #define I8K_PROC		"/proc/i8k"
22607ca46eSDavid Howells #define I8K_PROC_FMT		"1.0"
23607ca46eSDavid Howells 
24607ca46eSDavid Howells #define I8K_BIOS_VERSION	_IOR ('i', 0x80, int)	/* broken: meant 4 bytes */
25607ca46eSDavid Howells #define I8K_MACHINE_ID		_IOR ('i', 0x81, int)	/* broken: meant 16 bytes */
26607ca46eSDavid Howells #define I8K_POWER_STATUS	_IOR ('i', 0x82, size_t)
27607ca46eSDavid Howells #define I8K_FN_STATUS		_IOR ('i', 0x83, size_t)
28607ca46eSDavid Howells #define I8K_GET_TEMP		_IOR ('i', 0x84, size_t)
29607ca46eSDavid Howells #define I8K_GET_SPEED		_IOWR('i', 0x85, size_t)
30607ca46eSDavid Howells #define I8K_GET_FAN		_IOWR('i', 0x86, size_t)
31607ca46eSDavid Howells #define I8K_SET_FAN		_IOWR('i', 0x87, size_t)
32607ca46eSDavid Howells 
33607ca46eSDavid Howells #define I8K_FAN_LEFT		1
34607ca46eSDavid Howells #define I8K_FAN_RIGHT		0
35607ca46eSDavid Howells #define I8K_FAN_OFF		0
36607ca46eSDavid Howells #define I8K_FAN_LOW		1
37607ca46eSDavid Howells #define I8K_FAN_HIGH		2
38d5d22260SGuenter Roeck #define I8K_FAN_TURBO		3
39d5d22260SGuenter Roeck #define I8K_FAN_MAX		I8K_FAN_TURBO
40607ca46eSDavid Howells 
41607ca46eSDavid Howells #define I8K_VOL_UP		1
42607ca46eSDavid Howells #define I8K_VOL_DOWN		2
43607ca46eSDavid Howells #define I8K_VOL_MUTE		4
44607ca46eSDavid Howells 
45607ca46eSDavid Howells #define I8K_AC			1
46607ca46eSDavid Howells #define I8K_BATTERY		0
47607ca46eSDavid Howells 
48607ca46eSDavid Howells #endif
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