Release 4.7 drivers/media/usb/gspca/m5602/m5602_bridge.h
/*
* USB Driver for ALi m5602 based webcams
*
* Copyright (C) 2008 Erik Andrén
* Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
* Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
*
* Portions of code to USB interface and ALi driver software,
* Copyright (c) 2006 Willem Duinker
* v4l2 interface modeled after the V4L2 driver
* for SN9C10x PC Camera Controllers
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, version 2.
*
*/
#ifndef M5602_BRIDGE_H_
#define M5602_BRIDGE_H_
#include <linux/slab.h>
#include "gspca.h"
#define MODULE_NAME "ALi m5602"
/*****************************************************************************/
#define M5602_XB_SENSOR_TYPE 0x00
#define M5602_XB_SENSOR_CTRL 0x01
#define M5602_XB_LINE_OF_FRAME_H 0x02
#define M5602_XB_LINE_OF_FRAME_L 0x03
#define M5602_XB_PIX_OF_LINE_H 0x04
#define M5602_XB_PIX_OF_LINE_L 0x05
#define M5602_XB_VSYNC_PARA 0x06
#define M5602_XB_HSYNC_PARA 0x07
#define M5602_XB_TEST_MODE_1 0x08
#define M5602_XB_TEST_MODE_2 0x09
#define M5602_XB_SIG_INI 0x0a
#define M5602_XB_DS_PARA 0x0e
#define M5602_XB_TRIG_PARA 0x0f
#define M5602_XB_CLK_PD 0x10
#define M5602_XB_MCU_CLK_CTRL 0x12
#define M5602_XB_MCU_CLK_DIV 0x13
#define M5602_XB_SEN_CLK_CTRL 0x14
#define M5602_XB_SEN_CLK_DIV 0x15
#define M5602_XB_AUD_CLK_CTRL 0x16
#define M5602_XB_AUD_CLK_DIV 0x17
#define M5602_OB_AC_LINK_STATE 0x22
#define M5602_OB_PCM_SLOT_INDEX 0x24
#define M5602_OB_GPIO_SLOT_INDEX 0x25
#define M5602_OB_ACRX_STATUS_ADDRESS_H 0x28
#define M5602_OB_ACRX_STATUS_DATA_L 0x29
#define M5602_OB_ACRX_STATUS_DATA_H 0x2a
#define M5602_OB_ACTX_COMMAND_ADDRESS 0x31
#define M5602_OB_ACRX_COMMAND_DATA_L 0x32
#define M5602_OB_ACTX_COMMAND_DATA_H 0X33
#define M5602_XB_DEVCTR1 0x41
#define M5602_XB_EPSETR0 0x42
#define M5602_XB_EPAFCTR 0x47
#define M5602_XB_EPBFCTR 0x49
#define M5602_XB_EPEFCTR 0x4f
#define M5602_XB_TEST_REG 0x53
#define M5602_XB_ALT2SIZE 0x54
#define M5602_XB_ALT3SIZE 0x55
#define M5602_XB_OBSFRAME 0x56
#define M5602_XB_PWR_CTL 0x59
#define M5602_XB_ADC_CTRL 0x60
#define M5602_XB_ADC_DATA 0x61
#define M5602_XB_MISC_CTRL 0x62
#define M5602_XB_SNAPSHOT 0x63
#define M5602_XB_SCRATCH_1 0x64
#define M5602_XB_SCRATCH_2 0x65
#define M5602_XB_SCRATCH_3 0x66
#define M5602_XB_SCRATCH_4 0x67
#define M5602_XB_I2C_CTRL 0x68
#define M5602_XB_I2C_CLK_DIV 0x69
#define M5602_XB_I2C_DEV_ADDR 0x6a
#define M5602_XB_I2C_REG_ADDR 0x6b
#define M5602_XB_I2C_DATA 0x6c
#define M5602_XB_I2C_STATUS 0x6d
#define M5602_XB_GPIO_DAT_H 0x70
#define M5602_XB_GPIO_DAT_L 0x71
#define M5602_XB_GPIO_DIR_H 0x72
#define M5602_XB_GPIO_DIR_L 0x73
#define M5602_XB_GPIO_EN_H 0x74
#define M5602_XB_GPIO_EN_L 0x75
#define M5602_XB_GPIO_DAT 0x76
#define M5602_XB_GPIO_DIR 0x77
#define M5602_XB_SEN_CLK_CONTROL 0x80
#define M5602_XB_SEN_CLK_DIVISION 0x81
#define M5602_XB_CPR_CLK_CONTROL 0x82
#define M5602_XB_CPR_CLK_DIVISION 0x83
#define M5602_XB_MCU_CLK_CONTROL 0x84
#define M5602_XB_MCU_CLK_DIVISION 0x85
#define M5602_XB_DCT_CLK_CONTROL 0x86
#define M5602_XB_DCT_CLK_DIVISION 0x87
#define M5602_XB_EC_CLK_CONTROL 0x88
#define M5602_XB_EC_CLK_DIVISION 0x89
#define M5602_XB_LBUF_CLK_CONTROL 0x8a
#define M5602_XB_LBUF_CLK_DIVISION 0x8b
#define I2C_BUSY 0x80
/*****************************************************************************/
/* Driver info */
#define DRIVER_AUTHOR "ALi m5602 Linux Driver Project"
#define DRIVER_DESC "ALi m5602 webcam driver"
#define M5602_ISOC_ENDPOINT_ADDR 0x81
#define M5602_INTR_ENDPOINT_ADDR 0x82
#define M5602_URB_MSG_TIMEOUT 5000
/*****************************************************************************/
/* A skeleton used for sending messages to the m5602 bridge */
static const unsigned char bridge_urb_skeleton[] = {
0x13, 0x00, 0x81, 0x00
};
/* A skeleton used for sending messages to the sensor */
static const unsigned char sensor_urb_skeleton[] = {
0x23, M5602_XB_GPIO_EN_H, 0x81, 0x06,
0x23, M5602_XB_MISC_CTRL, 0x81, 0x80,
0x13, M5602_XB_I2C_DEV_ADDR, 0x81, 0x00,
0x13, M5602_XB_I2C_REG_ADDR, 0x81, 0x00,
0x13, M5602_XB_I2C_DATA, 0x81, 0x00,
0x13, M5602_XB_I2C_CTRL, 0x81, 0x11
};
struct sd {
struct gspca_dev gspca_dev;
/* A pointer to the currently connected sensor */
const struct m5602_sensor *sensor;
/* The current frame's id, used to detect frame boundaries */
u8 frame_id;
/* The current frame count */
u32 frame_count;
/* Camera rotation polling thread for "flipable" cams */
struct task_struct *rotation_thread;
struct { /* auto-white-bal + green/red/blue balance control cluster */
struct v4l2_ctrl *auto_white_bal;
struct v4l2_ctrl *red_bal;
struct v4l2_ctrl *blue_bal;
struct v4l2_ctrl *green_bal;
};
struct { /* autoexpo / expo cluster */
struct v4l2_ctrl *autoexpo;
struct v4l2_ctrl *expo;
};
struct { /* autogain / gain cluster */
struct v4l2_ctrl *autogain;
struct v4l2_ctrl *gain;
};
struct { /* hflip/vflip cluster */
struct v4l2_ctrl *hflip;
struct v4l2_ctrl *vflip;
};
};
int m5602_read_bridge(
struct sd *sd, const u8 address, u8 *i2c_data);
int m5602_write_bridge(
struct sd *sd, const u8 address, const u8 i2c_data);
int m5602_write_sensor(struct sd *sd, const u8 address,
u8 *i2c_data, const u8 len);
int m5602_read_sensor(struct sd *sd, const u8 address,
u8 *i2c_data, const u8 len);
#endif
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