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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* OmniVision* camera chip driver API
2 *
3 * Copyright (c) 1999-2004 Mark McClelland
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version. NO WARRANTY OF ANY KIND is expressed or implied.
9 *
10 * * OmniVision is a trademark of OmniVision Technologies, Inc. This driver
11 * is not sponsored or developed by them.
12 */
13
14#ifndef __LINUX_OVCAMCHIP_H
15#define __LINUX_OVCAMCHIP_H
16
17#include <linux/videodev.h>
Mauro Carvalho Chehab5e87efa2006-06-05 10:26:32 -030018#include <media/v4l2-common.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070019
Linus Torvalds1da177e2005-04-16 15:20:36 -070020/* --------------------------------- */
21/* ENUMERATIONS */
22/* --------------------------------- */
23
24/* Controls */
25enum {
26 OVCAMCHIP_CID_CONT, /* Contrast */
27 OVCAMCHIP_CID_BRIGHT, /* Brightness */
28 OVCAMCHIP_CID_SAT, /* Saturation */
29 OVCAMCHIP_CID_HUE, /* Hue */
30 OVCAMCHIP_CID_EXP, /* Exposure */
31 OVCAMCHIP_CID_FREQ, /* Light frequency */
32 OVCAMCHIP_CID_BANDFILT, /* Banding filter */
33 OVCAMCHIP_CID_AUTOBRIGHT, /* Auto brightness */
34 OVCAMCHIP_CID_AUTOEXP, /* Auto exposure */
35 OVCAMCHIP_CID_BACKLIGHT, /* Back light compensation */
36 OVCAMCHIP_CID_MIRROR, /* Mirror horizontally */
37};
38
39/* Chip types */
40#define NUM_CC_TYPES 9
41enum {
42 CC_UNKNOWN,
43 CC_OV76BE,
44 CC_OV7610,
45 CC_OV7620,
46 CC_OV7620AE,
47 CC_OV6620,
48 CC_OV6630,
49 CC_OV6630AE,
50 CC_OV6630AF,
51};
52
53/* --------------------------------- */
54/* I2C ADDRESSES */
55/* --------------------------------- */
56
57#define OV7xx0_SID (0x42 >> 1)
58#define OV6xx0_SID (0xC0 >> 1)
59
60/* --------------------------------- */
61/* API */
62/* --------------------------------- */
63
64struct ovcamchip_control {
65 __u32 id;
66 __s32 value;
67};
68
69struct ovcamchip_window {
70 int x;
71 int y;
72 int width;
73 int height;
74 int format;
75 int quarter; /* Scale width and height down 2x */
76
77 /* This stuff will be removed eventually */
78 int clockdiv; /* Clock divisor setting */
79};
80
81/* Commands */
82#define OVCAMCHIP_CMD_Q_SUBTYPE _IOR (0x88, 0x00, int)
83#define OVCAMCHIP_CMD_INITIALIZE _IOW (0x88, 0x01, int)
84/* You must call OVCAMCHIP_CMD_INITIALIZE before any of commands below! */
85#define OVCAMCHIP_CMD_S_CTRL _IOW (0x88, 0x02, struct ovcamchip_control)
86#define OVCAMCHIP_CMD_G_CTRL _IOWR (0x88, 0x03, struct ovcamchip_control)
87#define OVCAMCHIP_CMD_S_MODE _IOW (0x88, 0x04, struct ovcamchip_window)
88#define OVCAMCHIP_MAX_CMD _IO (0x88, 0x3f)
89
90#endif