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