/* 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 <[email protected]>
*
* 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