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