linux/drivers/media/usb/go7007/go7007-usb.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2005-2006 Micronas USA Inc.
 */

#define pr_fmt(fmt) …

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/wait.h>
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/time.h>
#include <linux/mm.h>
#include <linux/usb.h>
#include <linux/i2c.h>
#include <asm/byteorder.h>
#include <media/i2c/saa7115.h>
#include <media/tuner.h>
#include <media/i2c/uda1342.h>

#include "go7007-priv.h"

static unsigned int assume_endura;
module_param(assume_endura, int, 0644);
MODULE_PARM_DESC(…) …;

/* #define GO7007_I2C_DEBUG */ /* for debugging the EZ-USB I2C adapter */

#define HPI_STATUS_ADDR …
#define INT_PARAM_ADDR …
#define INT_INDEX_ADDR …

/*
 * Pipes on EZ-USB interface:
 *	0 snd - Control
 *	0 rcv - Control
 *	2 snd - Download firmware (control)
 *	4 rcv - Read Interrupt (interrupt)
 *	6 rcv - Read Video (bulk)
 *	8 rcv - Read Audio (bulk)
 */

#define GO7007_USB_EZUSB …
#define GO7007_USB_EZUSB_I2C …

struct go7007_usb_board { … };

struct go7007_usb { … };

/*********************** Product specification data ***********************/

static const struct go7007_usb_board board_matrix_ii = …;

static const struct go7007_usb_board board_matrix_reload = …;

static const struct go7007_usb_board board_star_trek = …;

static const struct go7007_usb_board board_px_tv402u = …;

static const struct go7007_usb_board board_xmen = …;

static const struct go7007_usb_board board_matrix_revolution = …;

#if 0
static const struct go7007_usb_board board_lifeview_lr192 = {
	.flags		= GO7007_USB_EZUSB,
	.main_info	= {
		.flags		 = GO7007_BOARD_HAS_AUDIO |
					GO7007_BOARD_USE_ONBOARD_I2C,
		.audio_flags	 = GO7007_AUDIO_I2S_MODE_1 |
					GO7007_AUDIO_WORD_16,
		.audio_rate	 = 48000,
		.audio_bclk_div	 = 8,
		.audio_main_div	 = 2,
		.hpi_buffer_cap  = 7,
		.sensor_flags	 = GO7007_SENSOR_656 |
					GO7007_SENSOR_VALID_ENABLE |
					GO7007_SENSOR_TV |
					GO7007_SENSOR_VBI |
					GO7007_SENSOR_SCALING,
		.num_i2c_devs	 = 0,
		.num_inputs	 = 1,
		.inputs		 = {
			{
				.video_input	= 0,
				.name		= "Composite",
			},
		},
	},
};
#endif

static const struct go7007_usb_board board_endura = …;

static const struct go7007_usb_board board_adlink_mpg24 = …;

static const struct go7007_usb_board board_sensoray_2250 = …;

static const struct go7007_usb_board board_ads_usbav_709 = …;

static const struct usb_device_id go7007_usb_id_table[] = …;

MODULE_DEVICE_TABLE(usb, go7007_usb_id_table);

/********************* Driver for EZ-USB HPI interface *********************/

static int go7007_usb_vendor_request(struct go7007 *go, int request,
		int value, int index, void *transfer_buffer, int length, int in)
{ … }

static int go7007_usb_interface_reset(struct go7007 *go)
{ … }

static int go7007_usb_ezusb_write_interrupt(struct go7007 *go,
						int addr, int data)
{ … }

static int go7007_usb_onboard_write_interrupt(struct go7007 *go,
						int addr, int data)
{ … }

static void go7007_usb_readinterrupt_complete(struct urb *urb)
{ … }

static int go7007_usb_read_interrupt(struct go7007 *go)
{ … }

static void go7007_usb_read_video_pipe_complete(struct urb *urb)
{ … }

static void go7007_usb_read_audio_pipe_complete(struct urb *urb)
{ … }

static int go7007_usb_stream_start(struct go7007 *go)
{ … }

static int go7007_usb_stream_stop(struct go7007 *go)
{ … }

static int go7007_usb_send_firmware(struct go7007 *go, u8 *data, int len)
{ … }

static void go7007_usb_release(struct go7007 *go)
{ … }

static const struct go7007_hpi_ops go7007_usb_ezusb_hpi_ops = …;

static const struct go7007_hpi_ops go7007_usb_onboard_hpi_ops = …;

/********************* Driver for EZ-USB I2C adapter *********************/

static int go7007_usb_i2c_master_xfer(struct i2c_adapter *adapter,
					struct i2c_msg msgs[], int num)
{ … }

static u32 go7007_usb_functionality(struct i2c_adapter *adapter)
{ … }

static const struct i2c_algorithm go7007_usb_algo = …;

static struct i2c_adapter go7007_usb_adap_templ = …;

/********************* USB add/remove functions *********************/

static int go7007_usb_probe(struct usb_interface *intf,
		const struct usb_device_id *id)
{ … }

static void go7007_usb_disconnect(struct usb_interface *intf)
{ … }

static struct usb_driver go7007_usb_driver = …;

module_usb_driver(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;