/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note *//* * i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops * * Copyright (C) 2001  Massimo Dal Zotto <dz@debian.org> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2, or (at your option) any * later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU * General Public License for more details. */ #ifndef _LINUX_I8K_H#define _LINUX_I8K_H #define I8K_PROC		"/proc/i8k"#define I8K_PROC_FMT		"1.0" #define I8K_BIOS_VERSION	_IOR ('i', 0x80, int)	/* broken: meant 4 bytes */#define I8K_MACHINE_ID		_IOR ('i', 0x81, int)	/* broken: meant 16 bytes */#define I8K_POWER_STATUS	_IOR ('i', 0x82, size_t)#define I8K_FN_STATUS		_IOR ('i', 0x83, size_t)#define I8K_GET_TEMP		_IOR ('i', 0x84, size_t)#define I8K_GET_SPEED		_IOWR('i', 0x85, size_t)#define I8K_GET_FAN		_IOWR('i', 0x86, size_t)#define I8K_SET_FAN		_IOWR('i', 0x87, size_t) #define I8K_FAN_LEFT		1#define I8K_FAN_RIGHT		0#define I8K_FAN_OFF		0#define I8K_FAN_LOW		1#define I8K_FAN_HIGH		2#define I8K_FAN_TURBO		3#define I8K_FAN_MAX		I8K_FAN_TURBO #define I8K_VOL_UP		1#define I8K_VOL_DOWN		2#define I8K_VOL_MUTE		4 #define I8K_AC			1#define I8K_BATTERY		0 #endif