/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */

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/*

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* i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops

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*

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* Copyright (C) 2001 Massimo Dal Zotto <dz@debian.org>

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*

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* This program is free software; you can redistribute it and/or modify it

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* under the terms of the GNU General Public License as published by the

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* Free Software Foundation; either version 2, or (at your option) any

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* later version.

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*

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* This program is distributed in the hope that it will be useful, but

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* WITHOUT ANY WARRANTY; without even the implied warranty of

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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

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* General Public License for more details.

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*/

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#ifndef _LINUX_I8K_H

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#define _LINUX_I8K_H

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#define I8K_PROC "/proc/i8k"

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#define I8K_PROC_FMT "1.0"

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#define I8K_BIOS_VERSION _IOR ('i', 0x80, int) /* broken: meant 4 bytes */

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#define I8K_MACHINE_ID _IOR ('i', 0x81, int) /* broken: meant 16 bytes */

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#define I8K_POWER_STATUS _IOR ('i', 0x82, size_t)

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#define I8K_FN_STATUS _IOR ('i', 0x83, size_t)

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#define I8K_GET_TEMP _IOR ('i', 0x84, size_t)

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#define I8K_GET_SPEED _IOWR('i', 0x85, size_t)

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#define I8K_GET_FAN _IOWR('i', 0x86, size_t)

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#define I8K_SET_FAN _IOWR('i', 0x87, size_t)

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#define I8K_FAN_LEFT 1

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#define I8K_FAN_RIGHT 0

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#define I8K_FAN_OFF 0

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#define I8K_FAN_LOW 1

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#define I8K_FAN_HIGH 2

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#define I8K_FAN_TURBO 3

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#define I8K_FAN_MAX I8K_FAN_TURBO

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#define I8K_VOL_UP 1

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#define I8K_VOL_DOWN 2

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#define I8K_VOL_MUTE 4

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#define I8K_AC 1

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#define I8K_BATTERY 0

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#endif

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