LXR linux/include/uapi/linux/i8k.h

   1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
   2/*
   3 * i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops
   4 *
   5 * Copyright (C) 2001  Massimo Dal Zotto <dz@debian.org>
   6 *
   7 * This program is free software; you can redistribute it and/or modify it
   8 * under the terms of the GNU General Public License as published by the
   9 * Free Software Foundation; either version 2, or (at your option) any
  10 * later version.
  11 *
  12 * This program is distributed in the hope that it will be useful, but
  13 * WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 * General Public License for more details.
  16 */
  17
  18#ifndef _LINUX_I8K_H
  19#define _LINUX_I8K_H
  20
  21#define I8K_PROC                "/proc/i8k"
  22#define I8K_PROC_FMT            "1.0"
  23
  24#define I8K_BIOS_VERSION        _IOR ('i', 0x80, int)   /* broken: meant 4 bytes */
  25#define I8K_MACHINE_ID          _IOR ('i', 0x81, int)   /* broken: meant 16 bytes */
  26#define I8K_POWER_STATUS        _IOR ('i', 0x82, size_t)
  27#define I8K_FN_STATUS           _IOR ('i', 0x83, size_t)
  28#define I8K_GET_TEMP            _IOR ('i', 0x84, size_t)
  29#define I8K_GET_SPEED           _IOWR('i', 0x85, size_t)
  30#define I8K_GET_FAN             _IOWR('i', 0x86, size_t)
  31#define I8K_SET_FAN             _IOWR('i', 0x87, size_t)
  32
  33#define I8K_FAN_LEFT            1
  34#define I8K_FAN_RIGHT           0
  35#define I8K_FAN_OFF             0
  36#define I8K_FAN_LOW             1
  37#define I8K_FAN_HIGH            2
  38#define I8K_FAN_TURBO           3
  39#define I8K_FAN_MAX             I8K_FAN_TURBO
  40
  41#define I8K_VOL_UP              1
  42#define I8K_VOL_DOWN            2
  43#define I8K_VOL_MUTE            4
  44
  45#define I8K_AC                  1
  46#define I8K_BATTERY             0
  47
  48#endif
  49