stv06xx_sensor.h

 1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
 4 *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
 5 * Copyright (c) 2002, 2003 Tuukka Toivonen
 6 * Copyright (c) 2008 Erik Andrén
 7 *
 8 * P/N 861037:      Sensor HDCS1000        ASIC STV0600
 9 * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
10 * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
11 * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
12 * P/N 861075-0040: Sensor HDCS1000        ASIC
13 * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
14 * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
15 */
16
17#ifndef STV06XX_SENSOR_H_
18#define STV06XX_SENSOR_H_
19
20#include "stv06xx.h"
21
22#define IS_1020(sd)	((sd)->sensor == &stv06xx_sensor_hdcs1020)
23
24extern const struct stv06xx_sensor stv06xx_sensor_vv6410;
25extern const struct stv06xx_sensor stv06xx_sensor_hdcs1x00;
26extern const struct stv06xx_sensor stv06xx_sensor_hdcs1020;
27extern const struct stv06xx_sensor stv06xx_sensor_pb0100;
28extern const struct stv06xx_sensor stv06xx_sensor_st6422;
29
30struct stv06xx_sensor {
31	/* Defines the name of a sensor */
32	char name[32];
33
34	/* Sensor i2c address */
35	u8 i2c_addr;
36
37	/* Flush value*/
38	u8 i2c_flush;
39
40	/* length of an i2c word */
41	u8 i2c_len;
42
43	/* Isoc packet size (per mode) */
44	int min_packet_size[4];
45	int max_packet_size[4];
46
47	/* Probes if the sensor is connected */
48	int (*probe)(struct sd *sd);
49
50	/* Performs a initialization sequence */
51	int (*init)(struct sd *sd);
52
53	/* Initializes the controls */
54	int (*init_controls)(struct sd *sd);
55
56	/* Reads a sensor register */
57	int (*read_sensor)(struct sd *sd, const u8 address,
58	      u8 *i2c_data, const u8 len);
59
60	/* Writes to a sensor register */
61	int (*write_sensor)(struct sd *sd, const u8 address,
62	      u8 *i2c_data, const u8 len);
63
64	/* Instructs the sensor to start streaming */
65	int (*start)(struct sd *sd);
66
67	/* Instructs the sensor to stop streaming */
68	int (*stop)(struct sd *sd);
69
70	/* Instructs the sensor to dump all its contents */
71	int (*dump)(struct sd *sd);
72};
73
74#endif