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M7350/kernel/drivers/media/usb/go7007/go7007-usb.c

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M7350v1_en_gpl
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/*
* Copyright (C) 2005-2006 Micronas USA Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License (Version 2) as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#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>
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#include <media/saa7115.h>
#include <media/tuner.h>
#include <media/uda1342.h>
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#include "go7007-priv.h"
static unsigned int assume_endura;
module_param(assume_endura, int, 0644);
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MODULE_PARM_DESC(assume_endura,
"when probing fails, hardware is a Pelco Endura");
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/* #define GO7007_I2C_DEBUG */ /* for debugging the EZ-USB I2C adapter */
#define HPI_STATUS_ADDR 0xFFF4
#define INT_PARAM_ADDR 0xFFF6
#define INT_INDEX_ADDR 0xFFF8
/*
* 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 (1<<0)
#define GO7007_USB_EZUSB_I2C (1<<1)
struct go7007_usb_board {
unsigned int flags;
struct go7007_board_info main_info;
};
struct go7007_usb {
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const struct go7007_usb_board *board;
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struct mutex i2c_lock;
struct usb_device *usbdev;
struct urb *video_urbs[8];
struct urb *audio_urbs[8];
struct urb *intr_urb;
};
/*********************** Product specification data ***********************/
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static const struct go7007_usb_board board_matrix_ii = {
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.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 |
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GO7007_SENSOR_SAA7115 |
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GO7007_SENSOR_VBI |
GO7007_SENSOR_SCALING,
.num_i2c_devs = 1,
.i2c_devs = {
{
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.type = "saa7115",
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.addr = 0x20,
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.is_video = 1,
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},
},
.num_inputs = 2,
.inputs = {
{
.video_input = 0,
.name = "Composite",
},
{
.video_input = 9,
.name = "S-Video",
},
},
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.video_config = SAA7115_IDQ_IS_DEFAULT,
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},
};
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static const struct go7007_usb_board board_matrix_reload = {
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.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_I2S_MASTER |
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_TV,
.num_i2c_devs = 1,
.i2c_devs = {
{
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.type = "saa7113",
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.addr = 0x25,
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.is_video = 1,
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},
},
.num_inputs = 2,
.inputs = {
{
.video_input = 0,
.name = "Composite",
},
{
.video_input = 9,
.name = "S-Video",
},
},
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.video_config = SAA7115_IDQ_IS_DEFAULT,
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},
};
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static const struct go7007_usb_board board_star_trek = {
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.flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C,
.main_info = {
.flags = GO7007_BOARD_HAS_AUDIO, /* |
GO7007_BOARD_HAS_TUNER, */
.sensor_flags = GO7007_SENSOR_656 |
GO7007_SENSOR_VALID_ENABLE |
GO7007_SENSOR_TV |
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GO7007_SENSOR_SAA7115 |
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GO7007_SENSOR_VBI |
GO7007_SENSOR_SCALING,
.audio_flags = GO7007_AUDIO_I2S_MODE_1 |
GO7007_AUDIO_WORD_16,
.audio_bclk_div = 8,
.audio_main_div = 2,
.hpi_buffer_cap = 7,
.num_i2c_devs = 1,
.i2c_devs = {
{
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.type = "saa7115",
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.addr = 0x20,
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.is_video = 1,
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},
},
.num_inputs = 2,
.inputs = {
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/* {
* .video_input = 3,
* .audio_index = AUDIO_TUNER,
* .name = "Tuner",
* },
*/
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{
.video_input = 1,
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/* .audio_index = AUDIO_EXTERN, */
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.name = "Composite",
},
{
.video_input = 8,
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/* .audio_index = AUDIO_EXTERN, */
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.name = "S-Video",
},
},
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.video_config = SAA7115_IDQ_IS_DEFAULT,
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},
};
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static const struct go7007_usb_board board_px_tv402u = {
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.flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C,
.main_info = {
.flags = GO7007_BOARD_HAS_AUDIO |
GO7007_BOARD_HAS_TUNER,
.sensor_flags = GO7007_SENSOR_656 |
GO7007_SENSOR_VALID_ENABLE |
GO7007_SENSOR_TV |
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GO7007_SENSOR_SAA7115 |
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GO7007_SENSOR_VBI |
GO7007_SENSOR_SCALING,
.audio_flags = GO7007_AUDIO_I2S_MODE_1 |
GO7007_AUDIO_WORD_16,
.audio_bclk_div = 8,
.audio_main_div = 2,
.hpi_buffer_cap = 7,
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.num_i2c_devs = 5,
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.i2c_devs = {
{
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.type = "saa7115",
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.addr = 0x20,
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.is_video = 1,
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},
{
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.type = "uda1342",
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.addr = 0x1a,
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.is_audio = 1,
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},
{
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.type = "tuner",
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.addr = 0x60,
},
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{
.type = "tuner",
.addr = 0x43,
},
{
.type = "sony-btf-mpx",
.addr = 0x44,
},
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},
.num_inputs = 3,
.inputs = {
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{
.video_input = 3,
.audio_index = 0,
.name = "Tuner",
},
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{
.video_input = 1,
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.audio_index = 1,
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.name = "Composite",
},
{
.video_input = 8,
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.audio_index = 1,
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.name = "S-Video",
},
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},
.video_config = SAA7115_IDQ_IS_DEFAULT,
.num_aud_inputs = 2,
.aud_inputs = {
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{
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.audio_input = UDA1342_IN2,
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.name = "Tuner",
},
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{
.audio_input = UDA1342_IN1,
.name = "Line In",
},
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},
},
};
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static const struct go7007_usb_board board_xmen = {
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.flags = 0,
.main_info = {
.flags = GO7007_BOARD_USE_ONBOARD_I2C,
.hpi_buffer_cap = 0,
.sensor_flags = GO7007_SENSOR_VREF_POLAR,
.sensor_width = 320,
.sensor_height = 240,
.sensor_framerate = 30030,
.audio_flags = GO7007_AUDIO_ONE_CHANNEL |
GO7007_AUDIO_I2S_MODE_3 |
GO7007_AUDIO_WORD_14 |
GO7007_AUDIO_I2S_MASTER |
GO7007_AUDIO_BCLK_POLAR |
GO7007_AUDIO_OKI_MODE,
.audio_rate = 8000,
.audio_bclk_div = 48,
.audio_main_div = 1,
.num_i2c_devs = 1,
.i2c_devs = {
{
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.type = "ov7640",
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.addr = 0x21,
},
},
.num_inputs = 1,
.inputs = {
{
.name = "Camera",
},
},
},
};
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static const struct go7007_usb_board board_matrix_revolution = {
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.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_I2S_MASTER |
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_TV |
GO7007_SENSOR_VBI,
.num_i2c_devs = 1,
.i2c_devs = {
{
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.type = "tw9903",
.is_video = 1,
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.addr = 0x44,
},
},
.num_inputs = 2,
.inputs = {
{
.video_input = 2,
.name = "Composite",
},
{
.video_input = 8,
.name = "S-Video",
},
},
},
};
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static const struct go7007_usb_board board_lifeview_lr192 = {
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.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",
},
},
},
};
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static const struct go7007_usb_board board_endura = {
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.flags = 0,
.main_info = {
.flags = 0,
.audio_flags = GO7007_AUDIO_I2S_MODE_1 |
GO7007_AUDIO_I2S_MASTER |
GO7007_AUDIO_WORD_16,
.audio_rate = 8000,
.audio_bclk_div = 48,
.audio_main_div = 8,
.hpi_buffer_cap = 0,
.sensor_flags = GO7007_SENSOR_656 |
GO7007_SENSOR_TV,
.sensor_h_offset = 8,
.num_i2c_devs = 0,
.num_inputs = 1,
.inputs = {
{
.name = "Camera",
},
},
},
};
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static const struct go7007_usb_board board_adlink_mpg24 = {
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.flags = 0,
.main_info = {
.flags = GO7007_BOARD_USE_ONBOARD_I2C,
.audio_flags = GO7007_AUDIO_I2S_MODE_1 |
GO7007_AUDIO_I2S_MASTER |
GO7007_AUDIO_WORD_16,
.audio_rate = 48000,
.audio_bclk_div = 8,
.audio_main_div = 2,
.hpi_buffer_cap = 0,
.sensor_flags = GO7007_SENSOR_656 |
GO7007_SENSOR_TV |
GO7007_SENSOR_VBI,
.num_i2c_devs = 1,
.i2c_devs = {
{
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.type = "tw2804",
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.addr = 0x00, /* yes, really */
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.flags = I2C_CLIENT_TEN,
.is_video = 1,
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},
},
.num_inputs = 1,
.inputs = {
{
.name = "Composite",
},
},
},
};
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static const struct go7007_usb_board board_sensoray_2250 = {
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.flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C,
.main_info = {
.audio_flags = GO7007_AUDIO_I2S_MODE_1 |
GO7007_AUDIO_I2S_MASTER |
GO7007_AUDIO_WORD_16,
.flags = GO7007_BOARD_HAS_AUDIO,
.audio_rate = 48000,
.audio_bclk_div = 8,
.audio_main_div = 2,
.hpi_buffer_cap = 7,
.sensor_flags = GO7007_SENSOR_656 |
GO7007_SENSOR_TV,
.num_i2c_devs = 1,
.i2c_devs = {
{
.type = "s2250",
.addr = 0x43,
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.is_video = 1,
.is_audio = 1,
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},
},
.num_inputs = 2,
.inputs = {
{
.video_input = 0,
.name = "Composite",
},
{
.video_input = 1,
.name = "S-Video",
},
},
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.num_aud_inputs = 3,
.aud_inputs = {
{
.audio_input = 0,
.name = "Line In",
},
{
.audio_input = 1,
.name = "Mic",
},
{
.audio_input = 2,
.name = "Mic Boost",
},
},
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},
};
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static const struct go7007_usb_board board_ads_usbav_709 = {
.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_I2S_MASTER |
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_TV |
GO7007_SENSOR_VBI,
.num_i2c_devs = 1,
.i2c_devs = {
{
.type = "tw9906",
.is_video = 1,
.addr = 0x44,
},
},
.num_inputs = 2,
.inputs = {
{
.video_input = 0,
.name = "Composite",
},
{
.video_input = 10,
.name = "S-Video",
},
},
},
};
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static const struct usb_device_id go7007_usb_id_table[] = {
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION |
USB_DEVICE_ID_MATCH_INT_INFO,
.idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */
.idProduct = 0x7007, /* Product ID of GO7007SB chip */
.bcdDevice_lo = 0x200, /* Revision number of XMen */
.bcdDevice_hi = 0x200,
.bInterfaceClass = 255,
.bInterfaceSubClass = 0,
.bInterfaceProtocol = 255,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */
.idProduct = 0x7007, /* Product ID of GO7007SB chip */
.bcdDevice_lo = 0x202, /* Revision number of Matrix II */
.bcdDevice_hi = 0x202,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_II,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */
.idProduct = 0x7007, /* Product ID of GO7007SB chip */
.bcdDevice_lo = 0x204, /* Revision number of Matrix */
.bcdDevice_hi = 0x204, /* Reloaded */
.driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_RELOAD,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION |
USB_DEVICE_ID_MATCH_INT_INFO,
.idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */
.idProduct = 0x7007, /* Product ID of GO7007SB chip */
.bcdDevice_lo = 0x205, /* Revision number of XMen-II */
.bcdDevice_hi = 0x205,
.bInterfaceClass = 255,
.bInterfaceSubClass = 0,
.bInterfaceProtocol = 255,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN_II,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */
.idProduct = 0x7007, /* Product ID of GO7007SB chip */
.bcdDevice_lo = 0x208, /* Revision number of Star Trek */
.bcdDevice_hi = 0x208,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_STAR_TREK,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION |
USB_DEVICE_ID_MATCH_INT_INFO,
.idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */
.idProduct = 0x7007, /* Product ID of GO7007SB chip */
.bcdDevice_lo = 0x209, /* Revision number of XMen-III */
.bcdDevice_hi = 0x209,
.bInterfaceClass = 255,
.bInterfaceSubClass = 0,
.bInterfaceProtocol = 255,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN_III,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */
.idProduct = 0x7007, /* Product ID of GO7007SB chip */
.bcdDevice_lo = 0x210, /* Revision number of Matrix */
.bcdDevice_hi = 0x210, /* Revolution */
.driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_REV,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x093b, /* Vendor ID of Plextor */
.idProduct = 0xa102, /* Product ID of M402U */
.bcdDevice_lo = 0x1, /* revision number of Blueberry */
.bcdDevice_hi = 0x1,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_PX_M402U,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x093b, /* Vendor ID of Plextor */
.idProduct = 0xa104, /* Product ID of TV402U */
.bcdDevice_lo = 0x1,
.bcdDevice_hi = 0x1,
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
.driver_info = (kernel_ulong_t)GO7007_BOARDID_PX_TV402U,
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x10fd, /* Vendor ID of Anubis Electronics */
.idProduct = 0xde00, /* Product ID of Lifeview LR192 */
.bcdDevice_lo = 0x1,
.bcdDevice_hi = 0x1,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_LIFEVIEW_LR192,
},
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x1943, /* Vendor ID Sensoray */
.idProduct = 0x2250, /* Product ID of 2250/2251 */
.bcdDevice_lo = 0x1,
.bcdDevice_hi = 0x1,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_SENSORAY_2250,
},
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
{
.match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION,
.idVendor = 0x06e1, /* Vendor ID of ADS Technologies */
.idProduct = 0x0709, /* Product ID of DVD Xpress DX2 */
.bcdDevice_lo = 0x204,
.bcdDevice_hi = 0x204,
.driver_info = (kernel_ulong_t)GO7007_BOARDID_ADS_USBAV_709,
},
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
{ } /* Terminating entry */
};
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)
{
struct go7007_usb *usb = go->hpi_context;
int timeout = 5000;
if (in) {
return usb_control_msg(usb->usbdev,
usb_rcvctrlpipe(usb->usbdev, 0), request,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
value, index, transfer_buffer, length, timeout);
} else {
return usb_control_msg(usb->usbdev,
usb_sndctrlpipe(usb->usbdev, 0), request,
USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, index, transfer_buffer, length, timeout);
}
}
static int go7007_usb_interface_reset(struct go7007 *go)
{
struct go7007_usb *usb = go->hpi_context;
u16 intr_val, intr_data;
M7350v5_en_gpl
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if (go->status == STATUS_SHUTDOWN)
return -1;
M7350v1_en_gpl
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/* Reset encoder */
if (go7007_write_interrupt(go, 0x0001, 0x0001) < 0)
return -1;
msleep(100);
if (usb->board->flags & GO7007_USB_EZUSB) {
/* Reset buffer in EZ-USB */
M7350v5_en_gpl
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pr_debug("resetting EZ-USB buffers\n");
M7350v1_en_gpl
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if (go7007_usb_vendor_request(go, 0x10, 0, 0, NULL, 0, 0) < 0 ||
go7007_usb_vendor_request(go, 0x10, 0, 0, NULL, 0, 0) < 0)
return -1;
/* Reset encoder again */
if (go7007_write_interrupt(go, 0x0001, 0x0001) < 0)
return -1;
msleep(100);
}
/* Wait for an interrupt to indicate successful hardware reset */
if (go7007_read_interrupt(go, &intr_val, &intr_data) < 0 ||
(intr_val & ~0x1) != 0x55aa) {
M7350v5_en_gpl
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dev_err(go->dev, "unable to reset the USB interface\n");
M7350v1_en_gpl
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return -1;
}
return 0;
}
static int go7007_usb_ezusb_write_interrupt(struct go7007 *go,
int addr, int data)
{
struct go7007_usb *usb = go->hpi_context;
int i, r;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
u16 status_reg = 0;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
int timeout = 500;
M7350v5_en_gpl
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pr_debug("WriteInterrupt: %04x %04x\n", addr, data);
M7350v1_en_gpl
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for (i = 0; i < 100; ++i) {
r = usb_control_msg(usb->usbdev,
usb_rcvctrlpipe(usb->usbdev, 0), 0x14,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
M7350v5_en_gpl
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0, HPI_STATUS_ADDR, go->usb_buf,
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
sizeof(status_reg), timeout);
if (r < 0)
M7350v5_en_gpl
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break;
status_reg = le16_to_cpu(*((__le16 *)go->usb_buf));
M7350v1_en_gpl
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if (!(status_reg & 0x0010))
break;
msleep(10);
}
M7350v5_en_gpl
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if (r < 0)
goto write_int_error;
M7350v1_en_gpl
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if (i == 100) {
M7350v5_en_gpl
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dev_err(go->dev, "device is hung, status reg = 0x%04x\n", status_reg);
M7350v1_en_gpl
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return -1;
}
r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 0), 0x12,
USB_TYPE_VENDOR | USB_RECIP_DEVICE, data,
INT_PARAM_ADDR, NULL, 0, timeout);
if (r < 0)
goto write_int_error;
r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 0),
0x12, USB_TYPE_VENDOR | USB_RECIP_DEVICE, addr,
INT_INDEX_ADDR, NULL, 0, timeout);
if (r < 0)
goto write_int_error;
return 0;
write_int_error:
M7350v5_en_gpl
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dev_err(go->dev, "error in WriteInterrupt: %d\n", r);
M7350v1_en_gpl
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return r;
}
static int go7007_usb_onboard_write_interrupt(struct go7007 *go,
int addr, int data)
{
struct go7007_usb *usb = go->hpi_context;
int r;
int timeout = 500;
M7350v5_en_gpl
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pr_debug("WriteInterrupt: %04x %04x\n", addr, data);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
M7350v5_en_gpl
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go->usb_buf[0] = data & 0xff;
go->usb_buf[1] = data >> 8;
go->usb_buf[2] = addr & 0xff;
go->usb_buf[3] = addr >> 8;
go->usb_buf[4] = go->usb_buf[5] = go->usb_buf[6] = go->usb_buf[7] = 0;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 2), 0x00,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT, 0x55aa,
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
0xf0f0, go->usb_buf, 8, timeout);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
if (r < 0) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error in WriteInterrupt: %d\n", r);
M7350v1_en_gpl
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return r;
}
return 0;
}
static void go7007_usb_readinterrupt_complete(struct urb *urb)
{
struct go7007 *go = (struct go7007 *)urb->context;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
__le16 *regs = (__le16 *)urb->transfer_buffer;
M7350v1_en_gpl
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int status = urb->status;
if (status) {
if (status != -ESHUTDOWN &&
go->status != STATUS_SHUTDOWN) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error in read interrupt: %d\n", urb->status);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
} else {
wake_up(&go->interrupt_waitq);
return;
}
} else if (urb->actual_length != urb->transfer_buffer_length) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "short read in interrupt pipe!\n");
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
} else {
go->interrupt_available = 1;
go->interrupt_data = __le16_to_cpu(regs[0]);
go->interrupt_value = __le16_to_cpu(regs[1]);
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
pr_debug("ReadInterrupt: %04x %04x\n",
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
go->interrupt_value, go->interrupt_data);
}
wake_up(&go->interrupt_waitq);
}
static int go7007_usb_read_interrupt(struct go7007 *go)
{
struct go7007_usb *usb = go->hpi_context;
int r;
r = usb_submit_urb(usb->intr_urb, GFP_KERNEL);
if (r < 0) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "unable to submit interrupt urb: %d\n", r);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
return r;
}
return 0;
}
static void go7007_usb_read_video_pipe_complete(struct urb *urb)
{
struct go7007 *go = (struct go7007 *)urb->context;
int r, status = urb->status;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
if (!vb2_is_streaming(&go->vidq)) {
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
wake_up_interruptible(&go->frame_waitq);
return;
}
if (status) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error in video pipe: %d\n", status);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
return;
}
if (urb->actual_length != urb->transfer_buffer_length) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "short read in video pipe!\n");
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
return;
}
go7007_parse_video_stream(go, urb->transfer_buffer, urb->actual_length);
r = usb_submit_urb(urb, GFP_ATOMIC);
if (r < 0)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error in video pipe: %d\n", r);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
}
static void go7007_usb_read_audio_pipe_complete(struct urb *urb)
{
struct go7007 *go = (struct go7007 *)urb->context;
int r, status = urb->status;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
if (!vb2_is_streaming(&go->vidq))
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
return;
if (status) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error in audio pipe: %d\n",
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
status);
return;
}
if (urb->actual_length != urb->transfer_buffer_length) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "short read in audio pipe!\n");
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
return;
}
if (go->audio_deliver != NULL)
go->audio_deliver(go, urb->transfer_buffer, urb->actual_length);
r = usb_submit_urb(urb, GFP_ATOMIC);
if (r < 0)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error in audio pipe: %d\n", r);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
}
static int go7007_usb_stream_start(struct go7007 *go)
{
struct go7007_usb *usb = go->hpi_context;
int i, r;
for (i = 0; i < 8; ++i) {
r = usb_submit_urb(usb->video_urbs[i], GFP_KERNEL);
if (r < 0) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error submitting video urb %d: %d\n", i, r);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
goto video_submit_failed;
}
}
if (!go->audio_enabled)
return 0;
for (i = 0; i < 8; ++i) {
r = usb_submit_urb(usb->audio_urbs[i], GFP_KERNEL);
if (r < 0) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error submitting audio urb %d: %d\n", i, r);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
goto audio_submit_failed;
}
}
return 0;
audio_submit_failed:
for (i = 0; i < 7; ++i)
usb_kill_urb(usb->audio_urbs[i]);
video_submit_failed:
for (i = 0; i < 8; ++i)
usb_kill_urb(usb->video_urbs[i]);
return -1;
}
static int go7007_usb_stream_stop(struct go7007 *go)
{
struct go7007_usb *usb = go->hpi_context;
int i;
if (go->status == STATUS_SHUTDOWN)
return 0;
for (i = 0; i < 8; ++i)
usb_kill_urb(usb->video_urbs[i]);
if (go->audio_enabled)
for (i = 0; i < 8; ++i)
usb_kill_urb(usb->audio_urbs[i]);
return 0;
}
static int go7007_usb_send_firmware(struct go7007 *go, u8 *data, int len)
{
struct go7007_usb *usb = go->hpi_context;
int transferred, pipe;
int timeout = 500;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
pr_debug("DownloadBuffer sending %d bytes\n", len);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
if (usb->board->flags & GO7007_USB_EZUSB)
pipe = usb_sndbulkpipe(usb->usbdev, 2);
else
pipe = usb_sndbulkpipe(usb->usbdev, 3);
return usb_bulk_msg(usb->usbdev, pipe, data, len,
&transferred, timeout);
}
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
static void go7007_usb_release(struct go7007 *go)
{
struct go7007_usb *usb = go->hpi_context;
struct urb *vurb, *aurb;
int i;
if (usb->intr_urb) {
usb_kill_urb(usb->intr_urb);
kfree(usb->intr_urb->transfer_buffer);
usb_free_urb(usb->intr_urb);
}
/* Free USB-related structs */
for (i = 0; i < 8; ++i) {
vurb = usb->video_urbs[i];
if (vurb) {
usb_kill_urb(vurb);
kfree(vurb->transfer_buffer);
usb_free_urb(vurb);
}
aurb = usb->audio_urbs[i];
if (aurb) {
usb_kill_urb(aurb);
kfree(aurb->transfer_buffer);
usb_free_urb(aurb);
}
}
kfree(go->hpi_context);
}
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
static struct go7007_hpi_ops go7007_usb_ezusb_hpi_ops = {
.interface_reset = go7007_usb_interface_reset,
.write_interrupt = go7007_usb_ezusb_write_interrupt,
.read_interrupt = go7007_usb_read_interrupt,
.stream_start = go7007_usb_stream_start,
.stream_stop = go7007_usb_stream_stop,
.send_firmware = go7007_usb_send_firmware,
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
.release = go7007_usb_release,
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
};
static struct go7007_hpi_ops go7007_usb_onboard_hpi_ops = {
.interface_reset = go7007_usb_interface_reset,
.write_interrupt = go7007_usb_onboard_write_interrupt,
.read_interrupt = go7007_usb_read_interrupt,
.stream_start = go7007_usb_stream_start,
.stream_stop = go7007_usb_stream_stop,
.send_firmware = go7007_usb_send_firmware,
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
.release = go7007_usb_release,
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
};
/********************* Driver for EZ-USB I2C adapter *********************/
static int go7007_usb_i2c_master_xfer(struct i2c_adapter *adapter,
struct i2c_msg msgs[], int num)
{
struct go7007 *go = i2c_get_adapdata(adapter);
struct go7007_usb *usb = go->hpi_context;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
u8 *buf = go->usb_buf;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
int buf_len, i;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
int ret = -EIO;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
if (go->status == STATUS_SHUTDOWN)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
return -ENODEV;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
mutex_lock(&usb->i2c_lock);
for (i = 0; i < num; ++i) {
/* The hardware command is "write some bytes then read some
* bytes", so we try to coalesce a write followed by a read
* into a single USB transaction */
if (i + 1 < num && msgs[i].addr == msgs[i + 1].addr &&
!(msgs[i].flags & I2C_M_RD) &&
(msgs[i + 1].flags & I2C_M_RD)) {
#ifdef GO7007_I2C_DEBUG
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
pr_debug("i2c write/read %d/%d bytes on %02x\n",
msgs[i].len, msgs[i + 1].len, msgs[i].addr);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
#endif
buf[0] = 0x01;
buf[1] = msgs[i].len + 1;
buf[2] = msgs[i].addr << 1;
memcpy(&buf[3], msgs[i].buf, msgs[i].len);
buf_len = msgs[i].len + 3;
buf[buf_len++] = msgs[++i].len;
} else if (msgs[i].flags & I2C_M_RD) {
#ifdef GO7007_I2C_DEBUG
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
pr_debug("i2c read %d bytes on %02x\n",
msgs[i].len, msgs[i].addr);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
#endif
buf[0] = 0x01;
buf[1] = 1;
buf[2] = msgs[i].addr << 1;
buf[3] = msgs[i].len;
buf_len = 4;
} else {
#ifdef GO7007_I2C_DEBUG
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
pr_debug("i2c write %d bytes on %02x\n",
msgs[i].len, msgs[i].addr);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
#endif
buf[0] = 0x00;
buf[1] = msgs[i].len + 1;
buf[2] = msgs[i].addr << 1;
memcpy(&buf[3], msgs[i].buf, msgs[i].len);
buf_len = msgs[i].len + 3;
buf[buf_len++] = 0;
}
if (go7007_usb_vendor_request(go, 0x24, 0, 0,
buf, buf_len, 0) < 0)
goto i2c_done;
if (msgs[i].flags & I2C_M_RD) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
memset(buf, 0, msgs[i].len + 1);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
if (go7007_usb_vendor_request(go, 0x25, 0, 0, buf,
msgs[i].len + 1, 1) < 0)
goto i2c_done;
memcpy(msgs[i].buf, buf + 1, msgs[i].len);
}
}
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
ret = num;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
i2c_done:
mutex_unlock(&usb->i2c_lock);
return ret;
}
static u32 go7007_usb_functionality(struct i2c_adapter *adapter)
{
/* No errors are reported by the hardware, so we don't bother
* supporting quick writes to avoid confusing probing */
return (I2C_FUNC_SMBUS_EMUL) & ~I2C_FUNC_SMBUS_QUICK;
}
static struct i2c_algorithm go7007_usb_algo = {
.master_xfer = go7007_usb_i2c_master_xfer,
.functionality = go7007_usb_functionality,
};
static struct i2c_adapter go7007_usb_adap_templ = {
.owner = THIS_MODULE,
.name = "WIS GO7007SB EZ-USB",
.algo = &go7007_usb_algo,
};
/********************* USB add/remove functions *********************/
static int go7007_usb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
struct go7007 *go;
struct go7007_usb *usb;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
const struct go7007_usb_board *board;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
struct usb_device *usbdev = interface_to_usbdev(intf);
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
unsigned num_i2c_devs;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
char *name;
int video_pipe, i, v_urb_len;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
pr_debug("probing new GO7007 USB board\n");
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
switch (id->driver_info) {
case GO7007_BOARDID_MATRIX_II:
name = "WIS Matrix II or compatible";
board = &board_matrix_ii;
break;
case GO7007_BOARDID_MATRIX_RELOAD:
name = "WIS Matrix Reloaded or compatible";
board = &board_matrix_reload;
break;
case GO7007_BOARDID_MATRIX_REV:
name = "WIS Matrix Revolution or compatible";
board = &board_matrix_revolution;
break;
case GO7007_BOARDID_STAR_TREK:
name = "WIS Star Trek or compatible";
board = &board_star_trek;
break;
case GO7007_BOARDID_XMEN:
name = "WIS XMen or compatible";
board = &board_xmen;
break;
case GO7007_BOARDID_XMEN_II:
name = "WIS XMen II or compatible";
board = &board_xmen;
break;
case GO7007_BOARDID_XMEN_III:
name = "WIS XMen III or compatible";
board = &board_xmen;
break;
case GO7007_BOARDID_PX_M402U:
name = "Plextor PX-M402U";
board = &board_matrix_ii;
break;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
case GO7007_BOARDID_PX_TV402U:
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
name = "Plextor PX-TV402U (unknown tuner)";
board = &board_px_tv402u;
break;
case GO7007_BOARDID_LIFEVIEW_LR192:
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(&intf->dev, "The Lifeview TV Walker Ultra is not supported. Sorry!\n");
return -ENODEV;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
name = "Lifeview TV Walker Ultra";
board = &board_lifeview_lr192;
break;
case GO7007_BOARDID_SENSORAY_2250:
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_info(&intf->dev, "Sensoray 2250 found\n");
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
name = "Sensoray 2250/2251";
board = &board_sensoray_2250;
break;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
case GO7007_BOARDID_ADS_USBAV_709:
name = "ADS Tech DVD Xpress DX2";
board = &board_ads_usbav_709;
break;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
default:
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(&intf->dev, "unknown board ID %d!\n",
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
(unsigned int)id->driver_info);
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
return -ENODEV;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
}
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
go = go7007_alloc(&board->main_info, &intf->dev);
if (go == NULL)
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
return -ENOMEM;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
usb = kzalloc(sizeof(struct go7007_usb), GFP_KERNEL);
if (usb == NULL) {
kfree(go);
return -ENOMEM;
}
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
usb->board = board;
usb->usbdev = usbdev;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
usb_make_path(usbdev, go->bus_info, sizeof(go->bus_info));
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
go->board_id = id->driver_info;
strncpy(go->name, name, sizeof(go->name));
if (board->flags & GO7007_USB_EZUSB)
go->hpi_ops = &go7007_usb_ezusb_hpi_ops;
else
go->hpi_ops = &go7007_usb_onboard_hpi_ops;
go->hpi_context = usb;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
/* Allocate the URB and buffer for receiving incoming interrupts */
usb->intr_urb = usb_alloc_urb(0, GFP_KERNEL);
if (usb->intr_urb == NULL)
goto allocfail;
usb->intr_urb->transfer_buffer = kmalloc(2*sizeof(u16), GFP_KERNEL);
if (usb->intr_urb->transfer_buffer == NULL)
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
if (go->board_id == GO7007_BOARDID_SENSORAY_2250)
usb_fill_bulk_urb(usb->intr_urb, usb->usbdev,
usb_rcvbulkpipe(usb->usbdev, 4),
usb->intr_urb->transfer_buffer, 2*sizeof(u16),
go7007_usb_readinterrupt_complete, go);
else
usb_fill_int_urb(usb->intr_urb, usb->usbdev,
usb_rcvintpipe(usb->usbdev, 4),
usb->intr_urb->transfer_buffer, 2*sizeof(u16),
go7007_usb_readinterrupt_complete, go, 8);
usb_set_intfdata(intf, &go->v4l2_dev);
/* Boot the GO7007 */
if (go7007_boot_encoder(go, go->board_info->flags &
GO7007_BOARD_USE_ONBOARD_I2C) < 0)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
/* Register the EZ-USB I2C adapter, if we're using it */
if (board->flags & GO7007_USB_EZUSB_I2C) {
memcpy(&go->i2c_adapter, &go7007_usb_adap_templ,
sizeof(go7007_usb_adap_templ));
mutex_init(&usb->i2c_lock);
go->i2c_adapter.dev.parent = go->dev;
i2c_set_adapdata(&go->i2c_adapter, go);
if (i2c_add_adapter(&go->i2c_adapter) < 0) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "error: i2c_add_adapter failed\n");
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
}
go->i2c_adapter_online = 1;
}
/* Pelco and Adlink reused the XMen and XMen-III vendor and product
* IDs for their own incompatible designs. We can detect XMen boards
* by probing the sensor, but there is no way to probe the sensors on
* the Pelco and Adlink designs so we default to the Adlink. If it
* is actually a Pelco, the user must set the assume_endura module
* parameter. */
if ((go->board_id == GO7007_BOARDID_XMEN ||
go->board_id == GO7007_BOARDID_XMEN_III) &&
go->i2c_adapter_online) {
union i2c_smbus_data data;
/* Check to see if register 0x0A is 0x76 */
i2c_smbus_xfer(&go->i2c_adapter, 0x21, I2C_CLIENT_SCCB,
I2C_SMBUS_READ, 0x0A, I2C_SMBUS_BYTE_DATA, &data);
if (data.byte != 0x76) {
if (assume_endura) {
go->board_id = GO7007_BOARDID_ENDURA;
usb->board = board = &board_endura;
go->board_info = &board->main_info;
strncpy(go->name, "Pelco Endura",
sizeof(go->name));
} else {
u16 channel;
/* read channel number from GPIO[1:0] */
go7007_read_addr(go, 0x3c81, &channel);
channel &= 0x3;
go->board_id = GO7007_BOARDID_ADLINK_MPG24;
usb->board = board = &board_adlink_mpg24;
go->board_info = &board->main_info;
go->channel_number = channel;
snprintf(go->name, sizeof(go->name),
"Adlink PCI-MPG24, channel #%d",
channel);
}
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
go7007_update_board(go);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
}
}
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
num_i2c_devs = go->board_info->num_i2c_devs;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
/* Probe the tuner model on the TV402U */
if (go->board_id == GO7007_BOARDID_PX_TV402U) {
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
/* Board strapping indicates tuner model */
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
if (go7007_usb_vendor_request(go, 0x41, 0, 0, go->usb_buf, 3,
1) < 0) {
dev_err(go->dev, "GPIO read failed!\n");
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
}
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
switch (go->usb_buf[0] >> 6) {
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
case 1:
go->tuner_type = TUNER_SONY_BTF_PG472Z;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
go->std = V4L2_STD_PAL;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
strncpy(go->name, "Plextor PX-TV402U-EU",
sizeof(go->name));
break;
case 2:
go->tuner_type = TUNER_SONY_BTF_PK467Z;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
go->std = V4L2_STD_NTSC_M_JP;
num_i2c_devs -= 2;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
strncpy(go->name, "Plextor PX-TV402U-JP",
sizeof(go->name));
break;
case 3:
go->tuner_type = TUNER_SONY_BTF_PB463Z;
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
num_i2c_devs -= 2;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
strncpy(go->name, "Plextor PX-TV402U-NA",
sizeof(go->name));
break;
default:
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
pr_debug("unable to detect tuner type!\n");
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
break;
}
/* Configure tuner mode selection inputs connected
* to the EZ-USB GPIO output pins */
if (go7007_usb_vendor_request(go, 0x40, 0x7f02, 0,
NULL, 0, 0) < 0) {
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "GPIO write failed!\n");
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
}
}
/* Print a nasty message if the user attempts to use a USB2.0 device in
* a USB1.1 port. There will be silent corruption of the stream. */
if ((board->flags & GO7007_USB_EZUSB) &&
usbdev->speed != USB_SPEED_HIGH)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
dev_err(go->dev, "*** WARNING *** This device must be connected to a USB 2.0 port! Attempting to capture video through a USB 1.1 port will result in stream corruption, even at low bitrates!\n");
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
/* Allocate the URBs and buffers for receiving the video stream */
if (board->flags & GO7007_USB_EZUSB) {
v_urb_len = 1024;
video_pipe = usb_rcvbulkpipe(usb->usbdev, 6);
} else {
v_urb_len = 512;
video_pipe = usb_rcvbulkpipe(usb->usbdev, 1);
}
for (i = 0; i < 8; ++i) {
usb->video_urbs[i] = usb_alloc_urb(0, GFP_KERNEL);
if (usb->video_urbs[i] == NULL)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
usb->video_urbs[i]->transfer_buffer =
kmalloc(v_urb_len, GFP_KERNEL);
if (usb->video_urbs[i]->transfer_buffer == NULL)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
usb_fill_bulk_urb(usb->video_urbs[i], usb->usbdev, video_pipe,
usb->video_urbs[i]->transfer_buffer, v_urb_len,
go7007_usb_read_video_pipe_complete, go);
}
/* Allocate the URBs and buffers for receiving the audio stream */
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
if ((board->flags & GO7007_USB_EZUSB) &&
(board->flags & GO7007_BOARD_HAS_AUDIO)) {
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
for (i = 0; i < 8; ++i) {
usb->audio_urbs[i] = usb_alloc_urb(0, GFP_KERNEL);
if (usb->audio_urbs[i] == NULL)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
usb->audio_urbs[i]->transfer_buffer = kmalloc(4096,
GFP_KERNEL);
if (usb->audio_urbs[i]->transfer_buffer == NULL)
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
usb_fill_bulk_urb(usb->audio_urbs[i], usb->usbdev,
usb_rcvbulkpipe(usb->usbdev, 8),
usb->audio_urbs[i]->transfer_buffer, 4096,
go7007_usb_read_audio_pipe_complete, go);
}
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
}
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
/* Do any final GO7007 initialization, then register the
* V4L2 and ALSA interfaces */
if (go7007_register_encoder(go, num_i2c_devs) < 0)
goto allocfail;
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
go->status = STATUS_ONLINE;
return 0;
allocfail:
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
go7007_usb_release(go);
kfree(go);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
return -ENOMEM;
}
static void go7007_usb_disconnect(struct usb_interface *intf)
{
struct go7007 *go = to_go7007(usb_get_intfdata(intf));
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
mutex_lock(&go->queue_lock);
mutex_lock(&go->serialize_lock);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
if (go->audio_enabled)
go7007_snd_remove(go);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
go->status = STATUS_SHUTDOWN;
v4l2_device_disconnect(&go->v4l2_dev);
video_unregister_device(&go->vdev);
mutex_unlock(&go->serialize_lock);
mutex_unlock(&go->queue_lock);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
v4l2_device_put(&go->v4l2_dev);
M7350v1_en_gpl
2024-09-09 08:52:07 +00:00
}
static struct usb_driver go7007_usb_driver = {
.name = "go7007",
.probe = go7007_usb_probe,
.disconnect = go7007_usb_disconnect,
.id_table = go7007_usb_id_table,
};
module_usb_driver(go7007_usb_driver);
MODULE_LICENSE("GPL v2");
Reference in New Issue Copy Permalink