/* OmniVision* camera chip driver API
*
* Copyright (c) 1999-2004 Mark McClelland
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. NO WARRANTY OF ANY KIND is expressed or implied.
*
* * OmniVision is a trademark of OmniVision Technologies, Inc. This driver
* is not sponsored or developed by them.
*/
#ifndef __LINUX_OVCAMCHIP_H
#define __LINUX_OVCAMCHIP_H
#include <linux/videodev.h>
#include <media/v4l2-common.h>
/* --------------------------------- */
/* ENUMERATIONS */
/* --------------------------------- */
/* Controls */
enum {
OVCAMCHIP_CID_CONT, /* Contrast */
OVCAMCHIP_CID_BRIGHT, /* Brightness */
OVCAMCHIP_CID_SAT, /* Saturation */
OVCAMCHIP_CID_HUE, /* Hue */
OVCAMCHIP_CID_EXP, /* Exposure */
OVCAMCHIP_CID_FREQ, /* Light frequency */
OVCAMCHIP_CID_BANDFILT, /* Banding filter */
OVCAMCHIP_CID_AUTOBRIGHT, /* Auto brightness */
OVCAMCHIP_CID_AUTOEXP, /* Auto exposure */
OVCAMCHIP_CID_BACKLIGHT, /* Back light compensation */
OVCAMCHIP_CID_MIRROR, /* Mirror horizontally */
};
/* Chip types */
#define NUM_CC_TYPES 9
enum {
CC_UNKNOWN,
CC_OV76BE,
CC_OV7610,
CC_OV7620,
CC_OV7620AE,
CC_OV6620,
CC_OV6630,
CC_OV6630AE,
CC_OV6630AF,
};
/* --------------------------------- */
/* I2C ADDRESSES */
/* --------------------------------- */
#define OV7xx0_SID (0x42 >> 1)
#define OV6xx0_SID (0xC0 >> 1)
/* --------------------------------- */
/* API */
/* --------------------------------- */
struct ovcamchip_control {
__u32 id;
__s32 value;
};
struct ovcamchip_window {
int x;
int y;
int width;
int height;
int format;
int quarter; /* Scale width and height down 2x */
/* This stuff will be removed eventually */
int clockdiv; /* Clock divisor setting */
};
/* Commands */
#define OVCAMCHIP_CMD_Q_SUBTYPE _IOR (0x88, 0x00, int)
#define OVCAMCHIP_CMD_INITIALIZE _IOW (0x88, 0x01, int)
/* You must call OVCAMCHIP_CMD_INITIALIZE before any of commands below! */
#define OVCAMCHIP_CMD_S_CTRL _IOW (0x88, 0x02, struct ovcamchip_control)
#define OVCAMCHIP_CMD_G_CTRL _IOWR (0x88, 0x03, struct ovcamchip_control)
#define OVCAMCHIP_CMD_S_MODE _IOW (0x88, 0x04, struct ovcamchip_window)
#define OVCAMCHIP_MAX_CMD _IO (0x88, 0x3f)
#endif
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