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git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/blob - include/linux/i8k.h
2 * i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops
4 * Copyright (C) 2001 Massimo Dal Zotto <dz@debian.org>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2, or (at your option) any
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
20 #define I8K_PROC "/proc/i8k"
21 #define I8K_PROC_FMT "1.0"
23 #define I8K_BIOS_VERSION _IOR ('i', 0x80, int) /* broken: meant 4 bytes */
24 #define I8K_MACHINE_ID _IOR ('i', 0x81, int) /* broken: meant 16 bytes */
25 #define I8K_POWER_STATUS _IOR ('i', 0x82, size_t)
26 #define I8K_FN_STATUS _IOR ('i', 0x83, size_t)
27 #define I8K_GET_TEMP _IOR ('i', 0x84, size_t)
28 #define I8K_GET_SPEED _IOWR('i', 0x85, size_t)
29 #define I8K_GET_FAN _IOWR('i', 0x86, size_t)
30 #define I8K_SET_FAN _IOWR('i', 0x87, size_t)
32 #define I8K_FAN_LEFT 1
33 #define I8K_FAN_RIGHT 0
36 #define I8K_FAN_HIGH 2
37 #define I8K_FAN_MAX I8K_FAN_HIGH
40 #define I8K_VOL_DOWN 2
41 #define I8K_VOL_MUTE 4