/*
* linux/drivers/video/fbmon.c
*
* Copyright (C) 2002 James Simmons <jsimmons@users.sf.net>
*
* Credits:
*
* The EDID Parser is a conglomeration from the following sources:
*
* 1. SciTech SNAP Graphics Architecture
* Copyright (C) 1991-2002 SciTech Software, Inc. All rights reserved.
*
* 2. XFree86 4.3.0, interpret_edid.c
* Copyright 1998 by Egbert Eich <Egbert.Eich@Physik.TU-Darmstadt.DE>
*
* 3. John Fremlin <vii@users.sourceforge.net> and
* Ani Joshi <ajoshi@unixbox.com>
*
* Generalized Timing Formula is derived from:
*
* GTF Spreadsheet by Andy Morrish (1/5/97)
* available at https://www.vesa.org
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*
*/
#include <linux/fb.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <video/edid.h>
#include <video/of_videomode.h>
#include <video/videomode.h>
#include "../edid.h"
/*
* EDID parser
*/
#undef DEBUG /* define this for verbose EDID parsing output */
#ifdef DEBUG
#define DPRINTK(fmt, args...) printk(fmt,## args)
#else
#define DPRINTK(fmt, args...) no_printk(fmt, ##args)
#endif
#define FBMON_FIX_HEADER 1
#define FBMON_FIX_INPUT 2
#define FBMON_FIX_TIMINGS 3
#ifdef CONFIG_FB_MODE_HELPERS
struct broken_edid {
u8 manufacturer[4];
u32 model;
u32 fix;
};
static const struct broken_edid brokendb[] = {