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/*
* Copyright 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>
*
* generic videomode description
*
* This file is released under the GPLv2
*/
#ifndef __LINUX_VIDEOMODE_H
#define __LINUX_VIDEOMODE_H
#include <linux/types.h>
#include <video/display_timing.h>
/*
* Subsystem independent description of a videomode.
* Can be generated from struct display_timing.
*/
struct videomode {
unsigned long pixelclock; /* pixelclock in Hz */
u32 hactive;
u32 hfront_porch;
u32 hback_porch;
u32 hsync_len;
u32 vactive;
u32 vfront_porch;
u32 vback_porch;
u32 vsync_len;
enum display_flags flags; /* display flags */
};
/**
* videomode_from_timing - convert display timing to videomode
* @dt: display_timing structure
* @vm: return value
*
* DESCRIPTION:
* This function converts a struct display_timing to a struct videomode.
*/
void videomode_from_timing(const struct display_timing *dt,
struct videomode *vm);
/**
* videomode_from_timings - convert one display timings entry to videomode
* @disp: structure with all possible timing entries
* @vm: return value
* @index: index into the list of display timings in devicetree
*
* DESCRIPTION:
* This function converts one struct display_timing entry to a struct videomode.
*/
int videomode_from_timings(const struct display_timings *disp,
struct videomode *vm, unsigned int index);
#endif