m5602_sensor.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * USB Driver for ALi m5602 based webcams
 4 *
 5 * Copyright (C) 2008 Erik Andrén
 6 * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
 7 * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
 8 *
 9 * Portions of code to USB interface and ALi driver software,
10 * Copyright (c) 2006 Willem Duinker
11 * v4l2 interface modeled after the V4L2 driver
12 * for SN9C10x PC Camera Controllers
13 */
14
15#ifndef M5602_SENSOR_H_
16#define M5602_SENSOR_H_
17
18#include "m5602_bridge.h"
19
20#define M5602_V4L2_CID_GREEN_BALANCE	(V4L2_CID_PRIVATE_BASE + 0)
21#define M5602_V4L2_CID_NOISE_SUPPRESION	(V4L2_CID_PRIVATE_BASE + 1)
22
23/* Enumerates all supported sensors */
24enum sensors {
25	OV9650_SENSOR	= 1,
26	S5K83A_SENSOR	= 2,
27	S5K4AA_SENSOR	= 3,
28	MT9M111_SENSOR	= 4,
29	PO1030_SENSOR	= 5,
30	OV7660_SENSOR   = 6,
31};
32
33/* Enumerates all possible instruction types */
34enum instruction {
35	BRIDGE,
36	SENSOR,
37	SENSOR_LONG
38};
39
40struct m5602_sensor {
41	/* Defines the name of a sensor */
42	char name[32];
43
44	/* What i2c address the sensor is connected to */
45	u8 i2c_slave_id;
46
47	/* Width of each i2c register (in bytes) */
48	u8 i2c_regW;
49
50	/* Probes if the sensor is connected */
51	int (*probe)(struct sd *sd);
52
53	/* Performs a initialization sequence */
54	int (*init)(struct sd *sd);
55
56	/* Controls initialization, maybe NULL */
57	int (*init_controls)(struct sd *sd);
58
59	/* Executed when the camera starts to send data */
60	int (*start)(struct sd *sd);
61
62	/* Executed when the camera ends to send data */
63	int (*stop)(struct sd *sd);
64
65	/* Executed when the device is disconnected */
66	void (*disconnect)(struct sd *sd);
67};
68
69#endif