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/*
* drivers/video/tegra/dc/edid.h
*
* Copyright (C) 2010 Google, Inc.
* Author: Erik Gilling <konkers@android.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __DRIVERS_VIDEO_TEGRA_DC_EDID_H
#define __DRIVERS_VIDEO_TEGRA_DC_EDID_H
#include <linux/i2c.h>
#include <linux/wait.h>
#include <mach/dc.h>
#define ELD_MAX_MNL 16
#define ELD_MAX_SAD 16
struct tegra_edid;
/*
* ELD: EDID Like Data
*/
struct tegra_edid_hdmi_eld {
u8 baseline_len;
u8 eld_ver;
u8 cea_edid_ver;
char monitor_name[ELD_MAX_MNL + 1];
u8 mnl;
u8 manufacture_id[2];
u8 product_id[2];
u8 port_id[8];
u8 support_hdcp;
u8 support_ai;
u8 conn_type;
u8 aud_synch_delay;
u8 spk_alloc;
u8 sad_count;
u8 sad[ELD_MAX_SAD];
};
struct tegra_edid *tegra_edid_create(int bus);
void tegra_edid_destroy(struct tegra_edid *edid);
int tegra_edid_get_monspecs_test(struct tegra_edid *edid,
struct fb_monspecs *specs, u8 *edid_ptr);
int tegra_edid_get_monspecs(struct tegra_edid *edid, struct fb_monspecs *specs);
int tegra_edid_get_eld(struct tegra_edid *edid, struct tegra_edid_hdmi_eld *elddata);
struct tegra_dc_edid *tegra_edid_get_data(struct tegra_edid *edid);
void tegra_edid_put_data(struct tegra_dc_edid *data);
int tegra_edid_underscan_supported(struct tegra_edid *edid);
#endif
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