1 /*
2  * USB Driver for ALi m5602 based webcams
3  *
4  * Copyright (C) 2008 Erik Andrén
5  * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
6  * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
7  *
8  * Portions of code to USB interface and ALi driver software,
9  * Copyright (c) 2006 Willem Duinker
10  * v4l2 interface modeled after the V4L2 driver
11  * for SN9C10x PC Camera Controllers
12  *
13  * This program is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU General Public License as
15  * published by the Free Software Foundation, version 2.
16  *
17  */
18 
19 #ifndef M5602_SENSOR_H_
20 #define M5602_SENSOR_H_
21 
22 #include "m5602_bridge.h"
23 
24 #define M5602_V4L2_CID_GREEN_BALANCE	(V4L2_CID_PRIVATE_BASE + 0)
25 #define M5602_V4L2_CID_NOISE_SUPPRESION	(V4L2_CID_PRIVATE_BASE + 1)
26 
27 /* Enumerates all supported sensors */
28 enum sensors {
29 	OV9650_SENSOR	= 1,
30 	S5K83A_SENSOR	= 2,
31 	S5K4AA_SENSOR	= 3,
32 	MT9M111_SENSOR	= 4,
33 	PO1030_SENSOR	= 5,
34 	OV7660_SENSOR   = 6,
35 };
36 
37 /* Enumerates all possible instruction types */
38 enum instruction {
39 	BRIDGE,
40 	SENSOR,
41 	SENSOR_LONG
42 };
43 
44 struct m5602_sensor {
45 	/* Defines the name of a sensor */
46 	char name[32];
47 
48 	/* What i2c address the sensor is connected to */
49 	u8 i2c_slave_id;
50 
51 	/* Width of each i2c register (in bytes) */
52 	u8 i2c_regW;
53 
54 	/* Probes if the sensor is connected */
55 	int (*probe)(struct sd *sd);
56 
57 	/* Performs a initialization sequence */
58 	int (*init)(struct sd *sd);
59 
60 	/* Executed when the camera starts to send data */
61 	int (*start)(struct sd *sd);
62 
63 	/* Executed when the camera ends to send data */
64 	int (*stop)(struct sd *sd);
65 
66 	/* Executed when the device is disconnected */
67 	void (*disconnect)(struct sd *sd);
68 };
69 
70 #endif
71