Page MenuHomeFreeBSD
Files F144468858

backlight.h
No OneTemporary
Actions

Size
2 KB
Referenced Files
None
Subscribers
None

backlight.h
View Options

/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2020 Emmanuel Vadot <manu@FreeBSD.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef __BACKLIGHT_H__
#define __BACKLIGHT_H__
#include <sys/types.h>
#define BACKLIGHTMAXLEVELS 100
struct backlight_props {
uint32_t brightness;
uint32_t nlevels;
uint32_t levels[BACKLIGHTMAXLEVELS];
};
enum backlight_info_type {
BACKLIGHT_TYPE_PANEL = 0,
BACKLIGHT_TYPE_KEYBOARD
};
#define BACKLIGHTMAXNAMELENGTH 64
struct backlight_info {
char name[BACKLIGHTMAXNAMELENGTH];
enum backlight_info_type type;
};
/*
* ioctls
*/
#define BACKLIGHTGETSTATUS _IOWR('G', 0, struct backlight_props)
#define BACKLIGHTUPDATESTATUS _IOWR('G', 1, struct backlight_props)
#define BACKLIGHTGETINFO _IOWR('G', 2, struct backlight_info)
#endif /* __BACKLIGHT_H__ */

File Metadata

Mime Type
text/x-c
Expires
Mon, Mar 30, 5:26 PM (1 d, 18 h)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
28211608
Default Alt Text
backlight.h (2 KB)

Event Timeline