1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * et8ek8_reg.h
4 *
5 * Copyright (C) 2008 Nokia Corporation
6 *
7 * Contact: Sakari Ailus <sakari.ailus@iki.fi>
8 * Tuukka Toivonen <tuukkat76@gmail.com>
9 */
10
11#ifndef ET8EK8REGS_H
12#define ET8EK8REGS_H
13
14#include <linux/i2c.h>
15#include <linux/types.h>
16#include <linux/videodev2.h>
17#include <linux/v4l2-subdev.h>
18
19struct v4l2_mbus_framefmt;
20struct v4l2_subdev_pad_mbus_code_enum;
21
22struct et8ek8_mode {
23 /* Physical sensor resolution and current image window */
24 u16 sensor_width;
25 u16 sensor_height;
26 u16 sensor_window_origin_x;
27 u16 sensor_window_origin_y;
28 u16 sensor_window_width;
29 u16 sensor_window_height;
30
31 /* Image data coming from sensor (after scaling) */
32 u16 width;
33 u16 height;
34 u16 window_origin_x;
35 u16 window_origin_y;
36 u16 window_width;
37 u16 window_height;
38
39 u32 pixel_clock; /* in Hz */
40 u32 ext_clock; /* in Hz */
41 struct v4l2_fract timeperframe;
42 u32 max_exp; /* Maximum exposure value */
43 u32 bus_format; /* MEDIA_BUS_FMT_ */
44 u32 sensitivity; /* 16.16 fixed point */
45};
46
47#define ET8EK8_REG_8BIT 1
48#define ET8EK8_REG_16BIT 2
49#define ET8EK8_REG_DELAY 100
50#define ET8EK8_REG_TERM 0xff
51struct et8ek8_reg {
52 u16 type;
53 u16 reg; /* 16-bit offset */
54 u32 val; /* 8/16/32-bit value */
55};
56
57/* Possible struct smia_reglist types. */
58#define ET8EK8_REGLIST_STANDBY 0
59#define ET8EK8_REGLIST_POWERON 1
60#define ET8EK8_REGLIST_RESUME 2
61#define ET8EK8_REGLIST_STREAMON 3
62#define ET8EK8_REGLIST_STREAMOFF 4
63#define ET8EK8_REGLIST_DISABLED 5
64
65#define ET8EK8_REGLIST_MODE 10
66
67#define ET8EK8_REGLIST_LSC_ENABLE 100
68#define ET8EK8_REGLIST_LSC_DISABLE 101
69#define ET8EK8_REGLIST_ANR_ENABLE 102
70#define ET8EK8_REGLIST_ANR_DISABLE 103
71
72struct et8ek8_reglist {
73 u32 type;
74 struct et8ek8_mode mode;
75 struct et8ek8_reg regs[];
76};
77
78#define ET8EK8_MAX_LEN 32
79struct et8ek8_meta_reglist {
80 char version[ET8EK8_MAX_LEN];
81 union {
82 struct et8ek8_reglist *ptr;
83 } reglist[];
84};
85
86extern struct et8ek8_meta_reglist meta_reglist;
87
88#endif /* ET8EK8REGS */
89

source code of linux/drivers/media/i2c/et8ek8/et8ek8_reg.h