/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2012 Steffen Trumtrar < s . trumtrar @ pengutronix . de >
*
* generic videomode description
*/
#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
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