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 70