162 lines
4.8 KiB
C
162 lines
4.8 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* USB Driver for ALi m5602 based webcams
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*
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* Copyright (C) 2008 Erik Andrén
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* Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
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* Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
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*
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* Portions of code to USB interface and ALi driver software,
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* Copyright (c) 2006 Willem Duinker
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* v4l2 interface modeled after the V4L2 driver
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* for SN9C10x PC Camera Controllers
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*/
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#ifndef M5602_BRIDGE_H_
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#define M5602_BRIDGE_H_
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#include <linux/slab.h>
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#include "gspca.h"
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#define MODULE_NAME "ALi m5602"
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/*****************************************************************************/
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#define M5602_XB_SENSOR_TYPE 0x00
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#define M5602_XB_SENSOR_CTRL 0x01
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#define M5602_XB_LINE_OF_FRAME_H 0x02
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#define M5602_XB_LINE_OF_FRAME_L 0x03
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#define M5602_XB_PIX_OF_LINE_H 0x04
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#define M5602_XB_PIX_OF_LINE_L 0x05
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#define M5602_XB_VSYNC_PARA 0x06
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#define M5602_XB_HSYNC_PARA 0x07
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#define M5602_XB_TEST_MODE_1 0x08
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#define M5602_XB_TEST_MODE_2 0x09
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#define M5602_XB_SIG_INI 0x0a
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#define M5602_XB_DS_PARA 0x0e
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#define M5602_XB_TRIG_PARA 0x0f
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#define M5602_XB_CLK_PD 0x10
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#define M5602_XB_MCU_CLK_CTRL 0x12
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#define M5602_XB_MCU_CLK_DIV 0x13
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#define M5602_XB_SEN_CLK_CTRL 0x14
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#define M5602_XB_SEN_CLK_DIV 0x15
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#define M5602_XB_AUD_CLK_CTRL 0x16
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#define M5602_XB_AUD_CLK_DIV 0x17
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#define M5602_OB_AC_LINK_STATE 0x22
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#define M5602_OB_PCM_SLOT_INDEX 0x24
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#define M5602_OB_GPIO_SLOT_INDEX 0x25
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#define M5602_OB_ACRX_STATUS_ADDRESS_H 0x28
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#define M5602_OB_ACRX_STATUS_DATA_L 0x29
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#define M5602_OB_ACRX_STATUS_DATA_H 0x2a
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#define M5602_OB_ACTX_COMMAND_ADDRESS 0x31
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#define M5602_OB_ACRX_COMMAND_DATA_L 0x32
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#define M5602_OB_ACTX_COMMAND_DATA_H 0X33
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#define M5602_XB_DEVCTR1 0x41
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#define M5602_XB_EPSETR0 0x42
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#define M5602_XB_EPAFCTR 0x47
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#define M5602_XB_EPBFCTR 0x49
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#define M5602_XB_EPEFCTR 0x4f
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#define M5602_XB_TEST_REG 0x53
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#define M5602_XB_ALT2SIZE 0x54
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#define M5602_XB_ALT3SIZE 0x55
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#define M5602_XB_OBSFRAME 0x56
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#define M5602_XB_PWR_CTL 0x59
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#define M5602_XB_ADC_CTRL 0x60
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#define M5602_XB_ADC_DATA 0x61
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#define M5602_XB_MISC_CTRL 0x62
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#define M5602_XB_SNAPSHOT 0x63
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#define M5602_XB_SCRATCH_1 0x64
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#define M5602_XB_SCRATCH_2 0x65
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#define M5602_XB_SCRATCH_3 0x66
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#define M5602_XB_SCRATCH_4 0x67
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#define M5602_XB_I2C_CTRL 0x68
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#define M5602_XB_I2C_CLK_DIV 0x69
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#define M5602_XB_I2C_DEV_ADDR 0x6a
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#define M5602_XB_I2C_REG_ADDR 0x6b
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#define M5602_XB_I2C_DATA 0x6c
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#define M5602_XB_I2C_STATUS 0x6d
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#define M5602_XB_GPIO_DAT_H 0x70
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#define M5602_XB_GPIO_DAT_L 0x71
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#define M5602_XB_GPIO_DIR_H 0x72
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#define M5602_XB_GPIO_DIR_L 0x73
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#define M5602_XB_GPIO_EN_H 0x74
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#define M5602_XB_GPIO_EN_L 0x75
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#define M5602_XB_GPIO_DAT 0x76
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#define M5602_XB_GPIO_DIR 0x77
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#define M5602_XB_SEN_CLK_CONTROL 0x80
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#define M5602_XB_SEN_CLK_DIVISION 0x81
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#define M5602_XB_CPR_CLK_CONTROL 0x82
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#define M5602_XB_CPR_CLK_DIVISION 0x83
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#define M5602_XB_MCU_CLK_CONTROL 0x84
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#define M5602_XB_MCU_CLK_DIVISION 0x85
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#define M5602_XB_DCT_CLK_CONTROL 0x86
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#define M5602_XB_DCT_CLK_DIVISION 0x87
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#define M5602_XB_EC_CLK_CONTROL 0x88
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#define M5602_XB_EC_CLK_DIVISION 0x89
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#define M5602_XB_LBUF_CLK_CONTROL 0x8a
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#define M5602_XB_LBUF_CLK_DIVISION 0x8b
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#define I2C_BUSY 0x80
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/*****************************************************************************/
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/* Driver info */
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#define DRIVER_AUTHOR "ALi m5602 Linux Driver Project"
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#define DRIVER_DESC "ALi m5602 webcam driver"
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#define M5602_ISOC_ENDPOINT_ADDR 0x81
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#define M5602_INTR_ENDPOINT_ADDR 0x82
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#define M5602_URB_MSG_TIMEOUT 5000
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/*****************************************************************************/
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struct sd {
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struct gspca_dev gspca_dev;
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/* A pointer to the currently connected sensor */
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const struct m5602_sensor *sensor;
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/* The current frame's id, used to detect frame boundaries */
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u8 frame_id;
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/* The current frame count */
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u32 frame_count;
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/* Camera rotation polling thread for "flipable" cams */
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struct task_struct *rotation_thread;
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struct { /* auto-white-bal + green/red/blue balance control cluster */
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struct v4l2_ctrl *auto_white_bal;
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struct v4l2_ctrl *red_bal;
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struct v4l2_ctrl *blue_bal;
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struct v4l2_ctrl *green_bal;
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};
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struct { /* autoexpo / expo cluster */
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struct v4l2_ctrl *autoexpo;
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struct v4l2_ctrl *expo;
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};
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struct { /* autogain / gain cluster */
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struct v4l2_ctrl *autogain;
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struct v4l2_ctrl *gain;
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};
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struct { /* hflip/vflip cluster */
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struct v4l2_ctrl *hflip;
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struct v4l2_ctrl *vflip;
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};
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};
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int m5602_read_bridge(
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struct sd *sd, const u8 address, u8 *i2c_data);
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int m5602_write_bridge(
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struct sd *sd, const u8 address, const u8 i2c_data);
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int m5602_write_sensor(struct sd *sd, const u8 address,
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u8 *i2c_data, const u8 len);
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int m5602_read_sensor(struct sd *sd, const u8 address,
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u8 *i2c_data, const u8 len);
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#endif
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