usbvision-video.c revision bec43661b1dc0075b7445223ba775674133b164d
1483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 27ca659e3c1c3dd67073751385ae3bd25b27526bbMauro Carvalho Chehab * USB USBVISION Video device driver 0.9.9 3483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 4483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 5483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 6483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Copyright (c) 1999-2005 Joerg Heckenbach <joerg@heckenbach-aw.de> 7483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 8483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This module is part of usbvision driver project. 9483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 10483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This program is free software; you can redistribute it and/or modify 11483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * it under the terms of the GNU General Public License as published by 12483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * the Free Software Foundation; either version 2 of the License, or 13483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * (at your option) any later version. 14483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 15483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This program is distributed in the hope that it will be useful, 16483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * but WITHOUT ANY WARRANTY; without even the implied warranty of 17483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * GNU General Public License for more details. 19483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 20483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * You should have received a copy of the GNU General Public License 21483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * along with this program; if not, write to the Free Software 22483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 23483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 24483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Let's call the version 0.... until compression decoding is completely 25483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * implemented. 26483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 27483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This driver is written by Jose Ignacio Gijon and Joerg Heckenbach. 28483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * It was based on USB CPiA driver written by Peter Pregler, 29483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Scott J. Bertin and Johannes Erdfelt 30483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Ideas are taken from bttv driver by Ralph Metzler, Marcus Metzler & 31483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Gerd Knorr and zoran 36120/36125 driver by Pauline Middelink 32483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Updates to driver completed by Dwaine P. Garden 33483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 34483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 35483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * TODO: 36483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * - use submit_urb for all setup packets 37483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * - Fix memory settings for nt1004. It is 4 times as big as the 38483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * nt1003 memory. 39c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE * - Add audio on endpoint 3 for nt1004 chip. 40c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE * Seems impossible, needs a codec interface. Which one? 41483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * - Clean up the driver. 42483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * - optimization for performance. 43483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * - Add Videotext capability (VBI). Working on it..... 44483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * - Check audio for other devices 45483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 46483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 47483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 48f30ebd43597e9b2bbbc8b0eb650f5aad545e255bMauro Carvalho Chehab#include <linux/version.h> 49483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/kernel.h> 50483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/list.h> 51483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/timer.h> 52483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/slab.h> 53483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/mm.h> 54483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/utsname.h> 55483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/highmem.h> 56483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/vmalloc.h> 57483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/module.h> 58483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/init.h> 59483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/spinlock.h> 60483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <asm/io.h> 61483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/videodev2.h> 62483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/video_decoder.h> 63483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/i2c.h> 64483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 65483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <media/saa7115.h> 66483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <media/v4l2-common.h> 6735ea11ff84719b1bfab2909903a9640a86552fd1Hans Verkuil#include <media/v4l2-ioctl.h> 68483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <media/tuner.h> 69483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 70a1ed551cdb4f29157466340760fde68bcda704a9Mauro Carvalho Chehab#include <linux/workqueue.h> 71483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 72483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include "usbvision.h" 73659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab#include "usbvision-cards.h" 74483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 75c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#define DRIVER_AUTHOR "Joerg Heckenbach <joerg@heckenbach-aw.de>,\ 76c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE Dwaine Garden <DwaineGarden@rogers.com>" 77483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DRIVER_NAME "usbvision" 78483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DRIVER_ALIAS "USBVision" 79483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DRIVER_DESC "USBVision USB Video Device Driver for Linux" 80483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DRIVER_LICENSE "GPL" 81483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define USBVISION_DRIVER_VERSION_MAJOR 0 82483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define USBVISION_DRIVER_VERSION_MINOR 9 83483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define USBVISION_DRIVER_VERSION_PATCHLEVEL 9 84c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#define USBVISION_DRIVER_VERSION KERNEL_VERSION(USBVISION_DRIVER_VERSION_MAJOR,\ 85c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEUSBVISION_DRIVER_VERSION_MINOR,\ 86c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEUSBVISION_DRIVER_VERSION_PATCHLEVEL) 87c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#define USBVISION_VERSION_STRING __stringify(USBVISION_DRIVER_VERSION_MAJOR)\ 88c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "." __stringify(USBVISION_DRIVER_VERSION_MINOR)\ 89c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "." __stringify(USBVISION_DRIVER_VERSION_PATCHLEVEL) 90483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 91483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define ENABLE_HEXDUMP 0 /* Enable if you need it */ 92483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 93483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 94483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#ifdef USBVISION_DEBUG 95df18c3196a1ec1db7a20997d3246a5a8cf535a77Thierry MERLE #define PDEBUG(level, fmt, args...) { \ 96c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (video_debug & (level)) \ 97a482f327ff56bc3cf53176a7eb736cea47291a1dGreg Kroah-Hartman printk(KERN_INFO KBUILD_MODNAME ":[%s:%d] " fmt, \ 98a482f327ff56bc3cf53176a7eb736cea47291a1dGreg Kroah-Hartman __func__, __LINE__ , ## args); \ 99df18c3196a1ec1db7a20997d3246a5a8cf535a77Thierry MERLE } 100483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#else 101483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE #define PDEBUG(level, fmt, args...) do {} while(0) 102483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#endif 103483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 104483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DBG_IO 1<<1 105483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DBG_PROBE 1<<2 106c876a3468d0f136710af81595177889953d1ff71Thierry MERLE#define DBG_MMAP 1<<3 107483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 108483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE//String operations 109483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define rmspace(str) while(*str==' ') str++; 110483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define goto2next(str) while(*str!=' ') str++; while(*str==' ') str++; 111483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 112483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 113c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* sequential number of usbvision device */ 114ff699e6bd02eb1c6d02c7c2b576c2ee6caab201cDouglas Schilling Landgrafstatic int usbvision_nr; 115483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 116483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct usbvision_v4l2_format_st usbvision_v4l2_format[] = { 117483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 1, 8, V4L2_PIX_FMT_GREY , "GREY" }, 118483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 16, V4L2_PIX_FMT_RGB565 , "RGB565" }, 119483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 3, 24, V4L2_PIX_FMT_RGB24 , "RGB24" }, 120483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 4, 32, V4L2_PIX_FMT_RGB32 , "RGB32" }, 121483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 16, V4L2_PIX_FMT_RGB555 , "RGB555" }, 122483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 16, V4L2_PIX_FMT_YUYV , "YUV422" }, 123483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 12, V4L2_PIX_FMT_YVU420 , "YUV420P" }, // 1.5 ! 124483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 16, V4L2_PIX_FMT_YUV422P , "YUV422P" } 125483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 126483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 127c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Function prototypes */ 128483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_release(struct usb_usbvision *usbvision); 129483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 130c84e6036ba7177a404cc860cb5a440e06fad92ddJoe Perches/* Default initialization of device driver parameters */ 131c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Set the default format for ISOC endpoint */ 132c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int isocMode = ISOC_MODE_COMPRESS; 133c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Set the default Debug Mode of the device driver */ 134ff699e6bd02eb1c6d02c7c2b576c2ee6caab201cDouglas Schilling Landgrafstatic int video_debug; 135c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Set the default device to power on at startup */ 136c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int PowerOnAtOpen = 1; 137c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Sequential Number of Video Device */ 138c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int video_nr = -1; 139c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Sequential Number of Radio Device */ 140c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int radio_nr = -1; 141c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Sequential Number of VBI Device */ 142c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vbi_nr = -1; 143c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 144c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Grab parameters for the device driver */ 145c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 146c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Showing parameters under SYSFS */ 147483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(isocMode, int, 0444); 148483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(video_debug, int, 0444); 149483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(PowerOnAtOpen, int, 0444); 150483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(video_nr, int, 0444); 151483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(radio_nr, int, 0444); 152483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(vbi_nr, int, 0444); 153483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 154483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(isocMode, " Set the default format for ISOC endpoint. Default: 0x60 (Compression On)"); 155483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(video_debug, " Set the default Debug Mode of the device driver. Default: 0 (Off)"); 156483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(PowerOnAtOpen, " Set the default device to power on when device is opened. Default: 1 (On)"); 157483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(video_nr, "Set video device number (/dev/videoX). Default: -1 (autodetect)"); 158483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(radio_nr, "Set radio device number (/dev/radioX). Default: -1 (autodetect)"); 159483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(vbi_nr, "Set vbi device number (/dev/vbiX). Default: -1 (autodetect)"); 160483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 161483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 162483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// Misc stuff 163483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_AUTHOR(DRIVER_AUTHOR); 164483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_DESCRIPTION(DRIVER_DESC); 165483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_LICENSE(DRIVER_LICENSE); 166a1ed551cdb4f29157466340760fde68bcda704a9Mauro Carvalho ChehabMODULE_VERSION(USBVISION_VERSION_STRING); 167a1ed551cdb4f29157466340760fde68bcda704a9Mauro Carvalho ChehabMODULE_ALIAS(DRIVER_ALIAS); 168483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 169483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 170c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/*****************************************************************************/ 171c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* SYSFS Code - Copied from the stv680.c usb module. */ 172c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Device information is located at /sys/class/video4linux/video0 */ 173c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Device parameters information is located at /sys/module/usbvision */ 174c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Device USB Information is located at */ 175c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* /sys/bus/usb/drivers/USBVision Video Grabber */ 176c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/*****************************************************************************/ 177483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 178483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define YES_NO(x) ((x) ? "Yes" : "No") 179483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 18054bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic inline struct usb_usbvision *cd_to_usbvision(struct device *cd) 181483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 182c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 18322a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 184483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return video_get_drvdata(vdev); 185483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 186483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 18754bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_version(struct device *cd, 18854bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 189483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 190483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return sprintf(buf, "%s\n", USBVISION_VERSION_STRING); 191483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 19254bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(version, S_IRUGO, show_version, NULL); 193483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 19454bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_model(struct device *cd, 19554bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 196483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 197c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 19822a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 199483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 200c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return sprintf(buf, "%s\n", 201c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_device_data[usbvision->DevModel].ModelString); 202483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 20354bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(model, S_IRUGO, show_model, NULL); 204483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 20554bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_hue(struct device *cd, 20654bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 207483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 208c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 20922a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 210483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 211483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct v4l2_control ctrl; 212483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.id = V4L2_CID_HUE; 213483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.value = 0; 214ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if(usbvision->user) 215ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl); 2162a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return sprintf(buf, "%d\n", ctrl.value); 217483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 21854bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(hue, S_IRUGO, show_hue, NULL); 219483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 22054bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_contrast(struct device *cd, 22154bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 222483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 223c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 22422a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 225483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 226483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct v4l2_control ctrl; 227483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.id = V4L2_CID_CONTRAST; 228483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.value = 0; 229ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if(usbvision->user) 230ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl); 2312a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return sprintf(buf, "%d\n", ctrl.value); 232483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 23354bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(contrast, S_IRUGO, show_contrast, NULL); 234483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 23554bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_brightness(struct device *cd, 23654bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 237483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 238c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 23922a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 240483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 241483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct v4l2_control ctrl; 242483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.id = V4L2_CID_BRIGHTNESS; 243483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.value = 0; 244ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if(usbvision->user) 245ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl); 2462a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return sprintf(buf, "%d\n", ctrl.value); 247483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 24854bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(brightness, S_IRUGO, show_brightness, NULL); 249483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 25054bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_saturation(struct device *cd, 25154bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 252483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 253c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 25422a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 255483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 256483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct v4l2_control ctrl; 257483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.id = V4L2_CID_SATURATION; 258483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.value = 0; 259ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if(usbvision->user) 260ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl); 2612a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return sprintf(buf, "%d\n", ctrl.value); 262483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 26354bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(saturation, S_IRUGO, show_saturation, NULL); 264483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 26554bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_streaming(struct device *cd, 26654bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 267483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 268c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 26922a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 270483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 271c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return sprintf(buf, "%s\n", 272c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE YES_NO(usbvision->streaming==Stream_On?1:0)); 273483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 27454bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(streaming, S_IRUGO, show_streaming, NULL); 275483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 27654bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_compression(struct device *cd, 27754bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 278483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 279c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 28022a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 281483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 282c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return sprintf(buf, "%s\n", 283c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE YES_NO(usbvision->isocMode==ISOC_MODE_COMPRESS)); 284483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 28554bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(compression, S_IRUGO, show_compression, NULL); 286483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 28754bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_device_bridge(struct device *cd, 28854bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 289483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 290c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 29122a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 292483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 293483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return sprintf(buf, "%d\n", usbvision->bridgeType); 294483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 29554bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(bridge, S_IRUGO, show_device_bridge, NULL); 296483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 297483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_create_sysfs(struct video_device *vdev) 298483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 299483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int res; 300ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (!vdev) 301ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden return; 302ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden do { 30322a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_version); 304ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 305ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 30622a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_model); 307ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 308ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 30922a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_hue); 310ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 311ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 31222a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_contrast); 313ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 314ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 31522a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_brightness); 316ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 317ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 31822a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_saturation); 319ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 320ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 32122a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_streaming); 322ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 323ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 32422a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_compression); 325ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 326ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 32722a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_bridge); 328ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res>=0) 329ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden return; 330ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden } while (0); 331ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden 332d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s error: %d\n", __func__, res); 333483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 334483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 335483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_remove_sysfs(struct video_device *vdev) 336483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 337483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (vdev) { 33822a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_version); 33922a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_model); 34022a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_hue); 34122a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_contrast); 34222a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_brightness); 34322a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_saturation); 34422a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_streaming); 34522a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_compression); 34622a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_bridge); 347483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 348483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 349483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 350483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 351483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_open() 352483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 353483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This is part of Video 4 Linux API. The driver can be opened by one 354483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * client only (checks internal counter 'usbvision->user'). The procedure 355483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * then allocates buffers needed for video processing. 356483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 357483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 358bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int usbvision_v4l2_open(struct file *file) 359483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 360c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 361483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int errCode = 0; 362483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 363483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "open"); 364483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 365d56dc61265d2527a63ab5b0f03199a43cd89ca36Hans Verkuil lock_kernel(); 366483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_reset_powerOffTimer(usbvision); 367483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 368483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->user) 369483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = -EBUSY; 370483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE else { 3716f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE /* Allocate memory for the scratch ring buffer */ 3726f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE errCode = usbvision_scratch_alloc(usbvision); 3736f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE if (isocMode==ISOC_MODE_COMPRESS) { 374c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Allocate intermediate decompression buffers 375c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE only if needed */ 3766f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE errCode = usbvision_decompress_alloc(usbvision); 377483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 378483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (errCode) { 379483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Deallocate all buffers if trouble */ 380483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_scratch_free(usbvision); 381483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_decompress_free(usbvision); 382483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 383483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 384483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 385483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* If so far no errors then we shall start the camera */ 386483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!errCode) { 387289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 388483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->power == 0) { 389483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_on(usbvision); 3901ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_register(usbvision); 391483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 392483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 393483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Send init sequence only once, it's large! */ 394483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!usbvision->initialized) { 395483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int setup_ok = 0; 396483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE setup_ok = usbvision_setup(usbvision,isocMode); 397483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (setup_ok) 398483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 1; 399483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE else 400483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = -EBUSY; 401483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 402483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 403483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!errCode) { 404483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_begin_streaming(usbvision); 405483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = usbvision_init_isoc(usbvision); 406c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* device must be initialized before isoc transfer */ 407483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_muxsel(usbvision,0); 408483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user++; 409c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 410483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (PowerOnAtOpen) { 4111ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_unregister(usbvision); 412483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_off(usbvision); 413483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 414483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 415483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 416289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 417483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 418483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 419483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* prepare queues */ 420483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_empty_framequeues(usbvision); 421483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 422483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "success"); 423d56dc61265d2527a63ab5b0f03199a43cd89ca36Hans Verkuil unlock_kernel(); 424483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return errCode; 425483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 426483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 427483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 428483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_v4l2_close() 429483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 430483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This is part of Video 4 Linux API. The procedure 431483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * stops streaming and deallocates all buffers that were earlier 432483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * allocated in usbvision_v4l2_open(). 433483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 434483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 435bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int usbvision_v4l2_close(struct file *file) 436483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 437c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 438483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 439483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "close"); 440289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 441483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 442483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_audio_off(usbvision); 443483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_restart_isoc(usbvision); 444483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_stop_isoc(usbvision); 445483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 446483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_decompress_free(usbvision); 44738284ba361d69eca34a3bfc553ebfac81fea2698Thierry MERLE usbvision_frames_free(usbvision); 4486f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision_empty_framequeues(usbvision); 449483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_scratch_free(usbvision); 450483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 451483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user--; 452483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 453483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (PowerOnAtOpen) { 454c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* power off in a little while 455c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE to avoid off/on every close/open short sequences */ 456483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_set_powerOffTimer(usbvision); 457483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 458483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 459483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 460289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 461483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 462483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->remove_pending) { 463d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison printk(KERN_INFO "%s: Final disconnect\n", __func__); 464483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_release(usbvision); 465483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 466483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 467483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "success"); 468483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 469483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 470483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 471483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 472483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 473483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_ioctl() 474483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 475483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This is part of Video 4 Linux API. The procedure handles ioctl() calls. 476483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 477483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 478c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#ifdef CONFIG_VIDEO_ADV_DEBUG 479c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_register (struct file *file, void *priv, 480c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_register *reg) 481483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 482c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 483c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int errCode; 484483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 485c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) 486c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 487c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* NT100x has a 8-bit register space */ 488c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE errCode = usbvision_read_reg(usbvision, reg->reg&0xff); 489c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (errCode < 0) { 490c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: VIDIOC_DBG_G_REGISTER failed: error %d", 491d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, errCode); 492c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return errCode; 493c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 494bc147135bc410bdd9da684646af75a188d882d56Trent Piepho reg->val = errCode; 495c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 496c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 497483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 498c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_register (struct file *file, void *priv, 499c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_register *reg) 500c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 501c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 502c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int errCode; 50362d50addf0774115adaa9e01e09099c3d7daa13dTrent Piepho 504c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) 505c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 506c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* NT100x has a 8-bit register space */ 507bc147135bc410bdd9da684646af75a188d882d56Trent Piepho errCode = usbvision_write_reg(usbvision, reg->reg&0xff, reg->val); 508bc147135bc410bdd9da684646af75a188d882d56Trent Piepho if (errCode < 0) { 509c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: VIDIOC_DBG_S_REGISTER failed: error %d", 510d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, errCode); 511c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return errCode; 512c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 513c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 514c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 515483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#endif 516c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 517c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_querycap (struct file *file, void *priv, 518c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_capability *vc) 519c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 520c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 521c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 522c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strlcpy(vc->driver, "USBVision", sizeof(vc->driver)); 523c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strlcpy(vc->card, 524c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_device_data[usbvision->DevModel].ModelString, 525c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE sizeof(vc->card)); 526af128a102c4aee994b4ff6e422b3cfab17127578Kay Sievers strlcpy(vc->bus_info, dev_name(&usbvision->dev->dev), 527c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE sizeof(vc->bus_info)); 528c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vc->version = USBVISION_DRIVER_VERSION; 529c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vc->capabilities = V4L2_CAP_VIDEO_CAPTURE | 530c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_CAP_AUDIO | 531c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_CAP_READWRITE | 532c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_CAP_STREAMING | 533c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (usbvision->have_tuner ? V4L2_CAP_TUNER : 0); 534c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 535c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 536c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 537c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_enum_input (struct file *file, void *priv, 538c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_input *vi) 539c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 540c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 541c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int chan; 542c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 543c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((vi->index >= usbvision->video_inputs) || (vi->index < 0) ) 544c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 545c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision->have_tuner) { 546c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE chan = vi->index; 547c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 548c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE chan = vi->index + 1; /*skip Television string*/ 549c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 550c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Determine the requested input characteristics 551c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE specific for each usbvision card model */ 552c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE switch(chan) { 553c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE case 0: 554c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { 555c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "White Video Input"); 556c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 557c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Television"); 558c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->type = V4L2_INPUT_TYPE_TUNER; 559c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->audioset = 1; 560c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->tuner = chan; 561c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->std = USBVISION_NORMS; 562483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 563c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 564c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE case 1: 565c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->type = V4L2_INPUT_TYPE_CAMERA; 566c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { 567c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Green Video Input"); 568c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 569c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Composite Video Input"); 570483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 571c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->std = V4L2_STD_PAL; 572c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 573c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE case 2: 574c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->type = V4L2_INPUT_TYPE_CAMERA; 575c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { 576c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Yellow Video Input"); 577c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 578c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "S-Video Input"); 579483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 580c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->std = V4L2_STD_PAL; 581c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 582c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE case 3: 583c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->type = V4L2_INPUT_TYPE_CAMERA; 584c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Red Video Input"); 585c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->std = V4L2_STD_PAL; 586c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 587c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 588c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 589c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 590483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 591c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_input (struct file *file, void *priv, unsigned int *input) 592c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 593c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 594483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 595c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE *input = usbvision->ctl_input; 596c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 597c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 598483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 599c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_input (struct file *file, void *priv, unsigned int input) 600c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 601c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 602483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 603c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((input >= usbvision->video_inputs) || (input < 0) ) 604c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 605483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 606289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 60766a17879e9f18a38c4ca5e6ba600a3f5b1b51188Thierry MERLE usbvision_muxsel(usbvision, input); 608c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_set_input(usbvision); 609c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_set_output(usbvision, 610c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curwidth, 611c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curheight); 612289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 613c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 614c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 615483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 616c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id) 617c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 618c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 619c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil 620c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->tvnormId=*id; 621483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 622289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 623c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_S_STD, 624c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE &usbvision->tvnormId); 625289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 62666a17879e9f18a38c4ca5e6ba600a3f5b1b51188Thierry MERLE /* propagate the change to the decoder */ 62766a17879e9f18a38c4ca5e6ba600a3f5b1b51188Thierry MERLE usbvision_muxsel(usbvision, usbvision->ctl_input); 628483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 629c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 630c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 631483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 632c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_tuner (struct file *file, void *priv, 633c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_tuner *vt) 634c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 635c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 636483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 637c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!usbvision->have_tuner || vt->index) // Only tuner 0 638c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 639c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->radio) { 640c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vt->name, "Radio"); 641c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vt->type = V4L2_TUNER_RADIO; 642c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 643c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vt->name, "Television"); 644c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 645c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Let clients fill in the remainder of this struct */ 646c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision,VIDIOC_G_TUNER,vt); 647483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 648c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 649c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 650483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 651c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_tuner (struct file *file, void *priv, 652c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_tuner *vt) 653c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 654c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 655483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 656c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE // Only no or one tuner for now 657c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!usbvision->have_tuner || vt->index) 658c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 659c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* let clients handle this */ 660c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision,VIDIOC_S_TUNER,vt); 661483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 662c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 663c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 664483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 665c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_frequency (struct file *file, void *priv, 666c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_frequency *freq) 667c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 668c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 669483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 670c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE freq->tuner = 0; // Only one tuner 671c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->radio) { 672c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE freq->type = V4L2_TUNER_RADIO; 673c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 674c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE freq->type = V4L2_TUNER_ANALOG_TV; 675c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 676c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE freq->frequency = usbvision->freq; 677483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 678c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 679c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 680483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 681c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_frequency (struct file *file, void *priv, 682c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_frequency *freq) 683c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 684c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 685483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 686c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE // Only no or one tuner for now 687c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!usbvision->have_tuner || freq->tuner) 688c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 689483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 690c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->freq = freq->frequency; 691c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_S_FREQUENCY, freq); 692483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 693c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 694c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 695483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 696c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_audio (struct file *file, void *priv, struct v4l2_audio *a) 697c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 698c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 699483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 700c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE memset(a,0,sizeof(*a)); 701c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->radio) { 702c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(a->name,"Radio"); 703c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 704c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(a->name, "TV"); 705c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 706483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 707c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 708c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 709483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 710c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_audio (struct file *file, void *fh, 711c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_audio *a) 712c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 713c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(a->index) { 714c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 715c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 716483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 717c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 718c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 719483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 720c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_queryctrl (struct file *file, void *priv, 721c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_queryctrl *ctrl) 722c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 723c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 724c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int id=ctrl->id; 725483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 726c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE memset(ctrl,0,sizeof(*ctrl)); 727c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE ctrl->id=id; 728483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 729c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_QUERYCTRL, ctrl); 730483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 731c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!ctrl->type) 732c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 733483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 734c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 735c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 736483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 737c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_ctrl (struct file *file, void *priv, 738c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_control *ctrl) 739c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 740c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 741c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl); 742483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 743c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 744c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 745c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 746c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_ctrl (struct file *file, void *priv, 747c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_control *ctrl) 748c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 749c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 750c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl); 751c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 752c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 753c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 754c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 755c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_reqbufs (struct file *file, 756c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE void *priv, struct v4l2_requestbuffers *vr) 757c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 758c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 759c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int ret; 760c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 761c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE RESTRICT_TO_RANGE(vr->count,1,USBVISION_NUMFRAMES); 762c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 763c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Check input validity: 764c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE the user must do a VIDEO CAPTURE and MMAP method. */ 765c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if((vr->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) || 766c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (vr->memory != V4L2_MEMORY_MMAP)) 767c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 768c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 769c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->streaming == Stream_On) { 770c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((ret = usbvision_stream_interrupt(usbvision))) 771c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return ret; 772483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 773c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 774c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_frames_free(usbvision); 775c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_empty_framequeues(usbvision); 776c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vr->count = usbvision_frames_alloc(usbvision,vr->count); 777c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 778c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curFrame = NULL; 779c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 780483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 781483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 782483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 783c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_querybuf (struct file *file, 784c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE void *priv, struct v4l2_buffer *vb) 785483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 786c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 787c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct usbvision_frame *frame; 788c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 789c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* FIXME : must control 790c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE that buffers are mapped (VIDIOC_REQBUFS has been called) */ 791c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vb->type != V4L2_CAP_VIDEO_CAPTURE) { 792c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 793c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 794c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vb->index>=usbvision->num_frames) { 795c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 796c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 797c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Updating the corresponding frame state */ 798c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags = 0; 799c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame = &usbvision->frame[vb->index]; 800c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(frame->grabstate >= FrameState_Ready) 801c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags |= V4L2_BUF_FLAG_QUEUED; 802c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(frame->grabstate >= FrameState_Done) 803c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags |= V4L2_BUF_FLAG_DONE; 804c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(frame->grabstate == FrameState_Unused) 805c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags |= V4L2_BUF_FLAG_MAPPED; 806c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->memory = V4L2_MEMORY_MMAP; 807c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 808c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->m.offset = vb->index*PAGE_ALIGN(usbvision->max_frame_size); 809c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 810c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->memory = V4L2_MEMORY_MMAP; 811c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->field = V4L2_FIELD_NONE; 812c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->length = usbvision->curwidth* 813c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curheight* 814c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->palette.bytes_per_pixel; 815c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->timestamp = usbvision->frame[vb->index].timestamp; 816c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->sequence = usbvision->frame[vb->index].sequence; 817c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 818483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 819483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 820c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *vb) 821c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 822c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 823c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct usbvision_frame *frame; 824c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE unsigned long lock_flags; 825c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 826c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* FIXME : works only on VIDEO_CAPTURE MODE, MMAP. */ 827c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vb->type != V4L2_CAP_VIDEO_CAPTURE) { 828c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 829c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 830c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vb->index>=usbvision->num_frames) { 831c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 832c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 833c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 834c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame = &usbvision->frame[vb->index]; 835c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 836c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (frame->grabstate != FrameState_Unused) { 837c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EAGAIN; 838c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 839c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 840c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Mark it as ready and enqueue frame */ 841c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->grabstate = FrameState_Ready; 842c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->scanstate = ScanState_Scanning; 843c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->scanlength = 0; /* Accumulated in usbvision_parse_data() */ 844c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 845c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags &= ~V4L2_BUF_FLAG_DONE; 846c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 847c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* set v4l2_format index */ 848c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->v4l2_format = usbvision->palette; 849c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 850c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_lock_irqsave(&usbvision->queue_lock, lock_flags); 851c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE list_add_tail(&usbvision->frame[vb->index].frame, &usbvision->inqueue); 852c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); 853c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 854c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 855c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 856c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 857c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *vb) 858c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 859c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 860c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int ret; 861c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct usbvision_frame *f; 862c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE unsigned long lock_flags; 863c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 864c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (vb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 865c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 866c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 867c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (list_empty(&(usbvision->outqueue))) { 868c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision->streaming == Stream_Idle) 869c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 870c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE ret = wait_event_interruptible 871c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (usbvision->wait_frame, 872c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE !list_empty(&(usbvision->outqueue))); 873c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (ret) 874c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return ret; 875c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 876c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 877c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_lock_irqsave(&usbvision->queue_lock, lock_flags); 878c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE f = list_entry(usbvision->outqueue.next, 879c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct usbvision_frame, frame); 880c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE list_del(usbvision->outqueue.next); 881c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); 882c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 883c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE f->grabstate = FrameState_Unused; 884c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 885c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->memory = V4L2_MEMORY_MMAP; 886c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags = V4L2_BUF_FLAG_MAPPED | 887c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_BUF_FLAG_QUEUED | 888c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_BUF_FLAG_DONE; 889c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->index = f->index; 890c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->sequence = f->sequence; 891c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->timestamp = f->timestamp; 892c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->field = V4L2_FIELD_NONE; 893c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->bytesused = f->scanlength; 894c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 895c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 896c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 897c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 898c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) 899c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 900c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 901c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int b=V4L2_BUF_TYPE_VIDEO_CAPTURE; 902c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 903c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->streaming = Stream_On; 904c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision,VIDIOC_STREAMON , &b); 905c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 906c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 907c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 908c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 909c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_streamoff(struct file *file, 910c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE void *priv, enum v4l2_buf_type type) 911c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 912c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 913c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int b=V4L2_BUF_TYPE_VIDEO_CAPTURE; 914c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 915c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 916c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 917c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 918c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->streaming == Stream_On) { 919c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_stream_interrupt(usbvision); 920c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Stop all video streamings */ 921c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision,VIDIOC_STREAMOFF , &b); 922c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 923c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_empty_framequeues(usbvision); 924c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 925c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 926c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 927c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 92878b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int vidioc_enum_fmt_vid_cap (struct file *file, void *priv, 929c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_fmtdesc *vfd) 930c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 931c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vfd->index>=USBVISION_SUPPORTED_PALETTES-1) { 932c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 933c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 934c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vfd->flags = 0; 935c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vfd->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 936c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vfd->description,usbvision_v4l2_format[vfd->index].desc); 937c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vfd->pixelformat = usbvision_v4l2_format[vfd->index].format; 938c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE memset(vfd->reserved, 0, sizeof(vfd->reserved)); 939c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 940c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 941c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 94278b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int vidioc_g_fmt_vid_cap (struct file *file, void *priv, 943c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_format *vf) 944c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 945c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 946c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.width = usbvision->curwidth; 947c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.height = usbvision->curheight; 948c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.pixelformat = usbvision->palette.format; 949c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.bytesperline = 950c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curwidth*usbvision->palette.bytes_per_pixel; 951c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*usbvision->curheight; 952c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 953c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.field = V4L2_FIELD_NONE; /* Always progressive image */ 954c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 955c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 956c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 957c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 95878b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int vidioc_try_fmt_vid_cap (struct file *file, void *priv, 959c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_format *vf) 960c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 961c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 962c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int formatIdx; 963c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 964c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Find requested format in available ones */ 965c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE for(formatIdx=0;formatIdx<USBVISION_SUPPORTED_PALETTES;formatIdx++) { 966c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vf->fmt.pix.pixelformat == 967c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_v4l2_format[formatIdx].format) { 968c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->palette = usbvision_v4l2_format[formatIdx]; 969c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 970c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 971c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 972c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* robustness */ 973c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(formatIdx == USBVISION_SUPPORTED_PALETTES) { 974c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 975c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 976c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE RESTRICT_TO_RANGE(vf->fmt.pix.width, MIN_FRAME_WIDTH, MAX_FRAME_WIDTH); 977c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE RESTRICT_TO_RANGE(vf->fmt.pix.height, MIN_FRAME_HEIGHT, MAX_FRAME_HEIGHT); 978c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 979c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.bytesperline = vf->fmt.pix.width* 980c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->palette.bytes_per_pixel; 981c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*vf->fmt.pix.height; 982c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 983c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 984c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 985c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 98678b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int vidioc_s_fmt_vid_cap(struct file *file, void *priv, 987c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_format *vf) 988c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 989c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 990c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int ret; 991c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 99278b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil if( 0 != (ret=vidioc_try_fmt_vid_cap (file, priv, vf)) ) { 993c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return ret; 994c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 995c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 996c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* stop io in case it is already in progress */ 997c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->streaming == Stream_On) { 998c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((ret = usbvision_stream_interrupt(usbvision))) 999c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return ret; 1000c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 1001c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_frames_free(usbvision); 1002c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_empty_framequeues(usbvision); 1003c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1004c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curFrame = NULL; 1005c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1006c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* by now we are committed to the new data... */ 1007289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1008c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_set_output(usbvision, vf->fmt.pix.width, vf->fmt.pix.height); 1009289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1010c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1011c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 1012c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 1013483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 10148a5ab4157b3933d4fa29a1612879ab08f681041aAl Virostatic ssize_t usbvision_v4l2_read(struct file *file, char __user *buf, 1015483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE size_t count, loff_t *ppos) 1016483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1017c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 1018483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int noblock = file->f_flags & O_NONBLOCK; 1019483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE unsigned long lock_flags; 1020483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1021483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int ret,i; 1022483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usbvision_frame *frame; 1023483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1024d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison PDEBUG(DBG_IO, "%s: %ld bytes, noblock=%d", __func__, 1025c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (unsigned long)count, noblock); 1026483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1027483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!USBVISION_IS_OPERATIONAL(usbvision) || (buf == NULL)) 1028483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EFAULT; 1029483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1030c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* This entry point is compatible with the mmap routines 1031c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE so that a user can do either VIDIOC_QBUF/VIDIOC_DQBUF 1032c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE to get frames or call read on the device. */ 10336f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE if(!usbvision->num_frames) { 1034c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* First, allocate some frames to work with 1035c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if this has not been done with VIDIOC_REQBUF */ 10366f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision_frames_free(usbvision); 10376f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision_empty_framequeues(usbvision); 10386f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision_frames_alloc(usbvision,USBVISION_NUMFRAMES); 10396f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE } 10406f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE 10416f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE if(usbvision->streaming != Stream_On) { 10426f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE /* no stream is running, make it running ! */ 10436f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision->streaming = Stream_On; 10446f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE call_i2c_clients(usbvision,VIDIOC_STREAMON , NULL); 10456f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE } 1046483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1047c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Then, enqueue as many frames as possible 1048c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (like a user of VIDIOC_QBUF would do) */ 10496f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE for(i=0;i<usbvision->num_frames;i++) { 1050483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame = &usbvision->frame[i]; 1051483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if(frame->grabstate == FrameState_Unused) { 1052483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Mark it as ready and enqueue frame */ 1053483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->grabstate = FrameState_Ready; 1054483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->scanstate = ScanState_Scanning; 1055c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Accumulated in usbvision_parse_data() */ 1056c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->scanlength = 0; 1057483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1058483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* set v4l2_format index */ 1059483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->v4l2_format = usbvision->palette; 1060483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1061483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE spin_lock_irqsave(&usbvision->queue_lock, lock_flags); 1062483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE list_add_tail(&frame->frame, &usbvision->inqueue); 1063c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_unlock_irqrestore(&usbvision->queue_lock, 1064c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE lock_flags); 1065483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1066483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1067483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1068483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Then try to steal a frame (like a VIDIOC_DQBUF would do) */ 1069483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (list_empty(&(usbvision->outqueue))) { 1070483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if(noblock) 1071483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EAGAIN; 1072483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1073483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ret = wait_event_interruptible 1074483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE (usbvision->wait_frame, 1075483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE !list_empty(&(usbvision->outqueue))); 1076483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (ret) 1077483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return ret; 1078483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1079483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1080483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE spin_lock_irqsave(&usbvision->queue_lock, lock_flags); 1081483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame = list_entry(usbvision->outqueue.next, 1082483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usbvision_frame, frame); 1083483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE list_del(usbvision->outqueue.next); 1084483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); 1085483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1086483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* An error returns an empty frame */ 1087483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (frame->grabstate == FrameState_Error) { 1088483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->bytes_read = 0; 1089483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 1090483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1091483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1092c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_IO, "%s: frmx=%d, bytes_read=%ld, scanlength=%ld", 1093d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, 1094c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->index, frame->bytes_read, frame->scanlength); 1095483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1096483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* copy bytes to user space; we allow for partials reads */ 1097483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if ((count + frame->bytes_read) > (unsigned long)frame->scanlength) 1098483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE count = frame->scanlength - frame->bytes_read; 1099483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1100483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (copy_to_user(buf, frame->data + frame->bytes_read, count)) { 1101483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EFAULT; 1102483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1103483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1104483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->bytes_read += count; 1105c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_IO, "%s: {copy} count used=%ld, new bytes_read=%ld", 1106d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, 1107c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (unsigned long)count, frame->bytes_read); 1108483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1109c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* For now, forget the frame if it has not been read in one shot. */ 1110483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* if (frame->bytes_read >= frame->scanlength) {// All data has been read */ 1111483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->bytes_read = 0; 1112483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1113483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Mark it as available to be used again. */ 1114c430ca1e16b2b4b30f567806c73e270caea8db1dThierry MERLE frame->grabstate = FrameState_Unused; 1115483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* } */ 1116483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1117483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return count; 1118483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1119483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1120483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma) 1121483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1122483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE unsigned long size = vma->vm_end - vma->vm_start, 1123483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE start = vma->vm_start; 1124483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE void *pos; 1125483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE u32 i; 1126c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 1127483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 11286f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE PDEBUG(DBG_MMAP, "mmap"); 11296f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE 1130289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1131483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1132483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!USBVISION_IS_OPERATIONAL(usbvision)) { 1133289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1134483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EFAULT; 1135483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1136483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1137483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!(vma->vm_flags & VM_WRITE) || 11386f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE size != PAGE_ALIGN(usbvision->max_frame_size)) { 1139289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1140483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EINVAL; 1141483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1142483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 11436f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE for (i = 0; i < usbvision->num_frames; i++) { 1144c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (((PAGE_ALIGN(usbvision->max_frame_size)*i) >> PAGE_SHIFT) == 1145c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vma->vm_pgoff) 1146483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE break; 1147483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 11486f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE if (i == usbvision->num_frames) { 1149c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_MMAP, 1150c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "mmap: user supplied mapping address is out of range"); 1151289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1152483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EINVAL; 1153483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1154483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1155483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* VM_IO is eventually going to replace PageReserved altogether */ 1156483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE vma->vm_flags |= VM_IO; 1157483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE vma->vm_flags |= VM_RESERVED; /* avoid to swap out this VMA */ 1158483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1159483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE pos = usbvision->frame[i].data; 1160483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE while (size > 0) { 1161483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1162483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (vm_insert_page(vma, start, vmalloc_to_page(pos))) { 1163c876a3468d0f136710af81595177889953d1ff71Thierry MERLE PDEBUG(DBG_MMAP, "mmap: vm_insert_page failed"); 1164289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1165483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EAGAIN; 1166483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1167483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE start += PAGE_SIZE; 1168483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE pos += PAGE_SIZE; 1169483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE size -= PAGE_SIZE; 1170483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1171483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1172289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1173483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 1174483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1175483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1176483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1177483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1178483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Here comes the stuff for radio on usbvision based devices 1179483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1180483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1181bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int usbvision_radio_open(struct file *file) 1182483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1183c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 1184483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int errCode = 0; 1185483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1186d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison PDEBUG(DBG_IO, "%s:", __func__); 1187483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1188289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1189483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1190483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->user) { 1191d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s: Someone tried to open an already opened USBVision Radio!", __func__); 1192483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = -EBUSY; 1193483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1194483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE else { 1195483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if(PowerOnAtOpen) { 1196483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_reset_powerOffTimer(usbvision); 1197483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->power == 0) { 1198483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_on(usbvision); 11991ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_register(usbvision); 1200483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1201483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1202483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 12032a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE /* Alternate interface 1 is is the biggest frame size */ 12042a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE errCode = usbvision_set_alternate(usbvision); 12052a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE if (errCode < 0) { 12062a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->last_error = errCode; 1207544e6175330c86ad87abeeb1b048f56bafd96c31Andrew Morton errCode = -EBUSY; 1208544e6175330c86ad87abeeb1b048f56bafd96c31Andrew Morton goto out; 12092a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE } 12102a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 1211483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // If so far no errors then we shall start the radio 1212483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->radio = 1; 1213483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE call_i2c_clients(usbvision,AUDC_SET_RADIO,&usbvision->tuner_type); 1214483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO); 1215483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user++; 1216483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1217483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1218483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (errCode) { 1219483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (PowerOnAtOpen) { 12201ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_unregister(usbvision); 1221483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_off(usbvision); 1222483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 1223483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1224483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1225544e6175330c86ad87abeeb1b048f56bafd96c31Andrew Mortonout: 1226289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1227483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return errCode; 1228483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1229483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1230483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1231bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int usbvision_radio_close(struct file *file) 1232483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1233c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 1234483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int errCode = 0; 1235483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1236483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, ""); 1237483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1238289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1239483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 12402a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE /* Set packet size to 0 */ 12412a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->ifaceAlt=0; 12422a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE errCode = usb_set_interface(usbvision->dev, usbvision->iface, 12432a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->ifaceAlt); 12442a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 1245483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_audio_off(usbvision); 1246483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->radio=0; 1247483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user--; 1248483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1249483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (PowerOnAtOpen) { 1250483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_set_powerOffTimer(usbvision); 1251483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 1252483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1253483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1254289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1255483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1256483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->remove_pending) { 1257d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison printk(KERN_INFO "%s: Final disconnect\n", __func__); 1258483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_release(usbvision); 1259483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1260483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1261483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "success"); 1262483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return errCode; 1263483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1264483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1265483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1266483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Here comes the stuff for vbi on usbvision based devices 1267483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1268483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1269bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int usbvision_vbi_open(struct file *file) 1270483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1271483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* TODO */ 1272c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -ENODEV; 1273483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1274483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1275bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int usbvision_vbi_close(struct file *file) 1276483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1277483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* TODO */ 1278c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -ENODEV; 1279483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1280483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1281f473bf76c71ca734a16f9331ce6b6e9603641888Hans Verkuilstatic int usbvision_do_vbi_ioctl(struct file *file, 1282483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE unsigned int cmd, void *arg) 1283483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1284483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* TODO */ 1285c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -ENOIOCTLCMD; 1286483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1287483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1288bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic int usbvision_vbi_ioctl(struct file *file, 1289483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE unsigned int cmd, unsigned long arg) 1290483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1291f473bf76c71ca734a16f9331ce6b6e9603641888Hans Verkuil return video_usercopy(file, cmd, arg, usbvision_do_vbi_ioctl); 1292483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1293483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1294483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1295483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// 1296483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// Video registration stuff 1297483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// 1298483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1299483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// Video template 1300bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic const struct v4l2_file_operations usbvision_fops = { 1301483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .owner = THIS_MODULE, 1302483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .open = usbvision_v4l2_open, 1303483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .release = usbvision_v4l2_close, 1304483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .read = usbvision_v4l2_read, 1305483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .mmap = usbvision_v4l2_mmap, 1306c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .ioctl = video_ioctl2, 1307c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* .poll = video_poll, */ 1308483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1309a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 1310a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic const struct v4l2_ioctl_ops usbvision_ioctl_ops = { 1311c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_querycap = vidioc_querycap, 131278b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 131378b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 131478b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 131578b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1316c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_reqbufs = vidioc_reqbufs, 1317c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_querybuf = vidioc_querybuf, 1318c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_qbuf = vidioc_qbuf, 1319c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_dqbuf = vidioc_dqbuf, 1320c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_std = vidioc_s_std, 1321c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_enum_input = vidioc_enum_input, 1322c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_input = vidioc_g_input, 1323c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_input = vidioc_s_input, 1324c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_queryctrl = vidioc_queryctrl, 1325c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_audio = vidioc_g_audio, 1326ed4d6375a1498009a9e68d93661207351d36874fAl Viro .vidioc_s_audio = vidioc_s_audio, 1327c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_ctrl = vidioc_g_ctrl, 1328c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_ctrl = vidioc_s_ctrl, 1329c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_streamon = vidioc_streamon, 1330c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_streamoff = vidioc_streamoff, 1331c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#ifdef CONFIG_VIDEO_V4L1_COMPAT 1332c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* .vidiocgmbuf = vidiocgmbuf, */ 1333c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#endif 1334c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_tuner = vidioc_g_tuner, 1335c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_tuner = vidioc_s_tuner, 1336c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_frequency = vidioc_g_frequency, 1337c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_frequency = vidioc_s_frequency, 1338c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#ifdef CONFIG_VIDEO_ADV_DEBUG 1339c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_register = vidioc_g_register, 1340c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_register = vidioc_s_register, 1341c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#endif 1342a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil}; 1343a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 1344a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic struct video_device usbvision_video_template = { 1345a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .fops = &usbvision_fops, 1346a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .ioctl_ops = &usbvision_ioctl_ops, 1347a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .name = "usbvision-video", 1348a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .release = video_device_release, 1349a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .minor = -1, 1350c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .tvnorms = USBVISION_NORMS, 1351c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .current_norm = V4L2_STD_PAL 1352483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1353483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1354483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1355483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// Radio template 1356bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic const struct v4l2_file_operations usbvision_radio_fops = { 1357483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .owner = THIS_MODULE, 1358483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .open = usbvision_radio_open, 1359483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .release = usbvision_radio_close, 1360c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .ioctl = video_ioctl2, 1361483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1362483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1363a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic const struct v4l2_ioctl_ops usbvision_radio_ioctl_ops = { 1364c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_querycap = vidioc_querycap, 1365c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_enum_input = vidioc_enum_input, 1366c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_input = vidioc_g_input, 1367c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_input = vidioc_s_input, 1368c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_queryctrl = vidioc_queryctrl, 1369c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_audio = vidioc_g_audio, 1370ed4d6375a1498009a9e68d93661207351d36874fAl Viro .vidioc_s_audio = vidioc_s_audio, 1371c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_ctrl = vidioc_g_ctrl, 1372c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_ctrl = vidioc_s_ctrl, 1373c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_tuner = vidioc_g_tuner, 1374c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_tuner = vidioc_s_tuner, 1375c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_frequency = vidioc_g_frequency, 1376c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_frequency = vidioc_s_frequency, 1377a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil}; 1378a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 1379a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic struct video_device usbvision_radio_template = { 1380a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .fops = &usbvision_radio_fops, 1381a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .name = "usbvision-radio", 1382a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .release = video_device_release, 1383a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .minor = -1, 1384a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .ioctl_ops = &usbvision_radio_ioctl_ops, 1385c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1386c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .tvnorms = USBVISION_NORMS, 1387c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .current_norm = V4L2_STD_PAL 1388483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1389483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1390483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// vbi template 1391bec43661b1dc0075b7445223ba775674133b164dHans Verkuilstatic const struct v4l2_file_operations usbvision_vbi_fops = { 1392483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .owner = THIS_MODULE, 1393483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .open = usbvision_vbi_open, 1394483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .release = usbvision_vbi_close, 1395483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .ioctl = usbvision_vbi_ioctl, 1396483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1397483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1398483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct video_device usbvision_vbi_template= 1399483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1400483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .fops = &usbvision_vbi_fops, 1401483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .release = video_device_release, 1402483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .name = "usbvision-vbi", 1403483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .minor = -1, 1404483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1405483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1406483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1407483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct video_device *usbvision_vdev_init(struct usb_usbvision *usbvision, 1408483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct video_device *vdev_template, 1409483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE char *name) 1410483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1411483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_device *usb_dev = usbvision->dev; 1412483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct video_device *vdev; 1413483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1414483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usb_dev == NULL) { 1415d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s: usbvision->dev is not set", __func__); 1416483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return NULL; 1417483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1418483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1419483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE vdev = video_device_alloc(); 1420483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (NULL == vdev) { 1421483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return NULL; 1422483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1423483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE *vdev = *vdev_template; 1424483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// vdev->minor = -1; 14255e85e732f0ed56aa97a3ba26ac2b93ffe597a208Hans Verkuil vdev->parent = &usb_dev->dev; 1426483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE snprintf(vdev->name, sizeof(vdev->name), "%s", name); 1427483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_set_drvdata(vdev, usbvision); 1428483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return vdev; 1429483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1430483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1431483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// unregister video4linux devices 1432483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_unregister_video(struct usb_usbvision *usbvision) 1433483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1434483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // vbi Device: 1435483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vbi) { 1436c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_PROBE, "unregister /dev/vbi%d [v4l2]", 1437c6330fb86fd0fed98b7e0d5792881a77b778fefcHans Verkuil usbvision->vbi->num); 1438483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vbi->minor != -1) { 1439483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_unregister_device(usbvision->vbi); 1440c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1441483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_device_release(usbvision->vbi); 1442483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1443483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->vbi = NULL; 1444483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1445483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1446483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // Radio Device: 1447483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->rdev) { 1448c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_PROBE, "unregister /dev/radio%d [v4l2]", 1449c6330fb86fd0fed98b7e0d5792881a77b778fefcHans Verkuil usbvision->rdev->num); 1450483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->rdev->minor != -1) { 1451483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_unregister_device(usbvision->rdev); 1452c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1453483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_device_release(usbvision->rdev); 1454483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1455483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->rdev = NULL; 1456483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1457483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1458483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // Video Device: 1459483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vdev) { 1460c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_PROBE, "unregister /dev/video%d [v4l2]", 1461c6330fb86fd0fed98b7e0d5792881a77b778fefcHans Verkuil usbvision->vdev->num); 1462483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vdev->minor != -1) { 1463483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_unregister_device(usbvision->vdev); 1464c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1465483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_device_release(usbvision->vdev); 1466483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1467483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->vdev = NULL; 1468483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1469483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1470483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1471483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// register video4linux devices 1472483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int __devinit usbvision_register_video(struct usb_usbvision *usbvision) 1473483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1474483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // Video Device: 1475c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->vdev = usbvision_vdev_init(usbvision, 1476c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE &usbvision_video_template, 1477c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "USBVision Video"); 1478483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vdev == NULL) { 1479483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1480483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1481c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (video_register_device(usbvision->vdev, 1482c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE VFL_TYPE_GRABBER, 1483c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE video_nr)<0) { 1484483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1485483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1486c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE printk(KERN_INFO "USBVision[%d]: registered USBVision Video device /dev/video%d [v4l2]\n", 1487c6330fb86fd0fed98b7e0d5792881a77b778fefcHans Verkuil usbvision->nr, usbvision->vdev->num); 1488483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1489483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // Radio Device: 1490483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision_device_data[usbvision->DevModel].Radio) { 1491483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // usbvision has radio 1492c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->rdev = usbvision_vdev_init(usbvision, 1493c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE &usbvision_radio_template, 1494c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "USBVision Radio"); 1495483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->rdev == NULL) { 1496483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1497483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1498c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (video_register_device(usbvision->rdev, 1499c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE VFL_TYPE_RADIO, 1500c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE radio_nr)<0) { 1501483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1502483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1503c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE printk(KERN_INFO "USBVision[%d]: registered USBVision Radio device /dev/radio%d [v4l2]\n", 1504c6330fb86fd0fed98b7e0d5792881a77b778fefcHans Verkuil usbvision->nr, usbvision->rdev->num); 1505483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1506483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // vbi Device: 1507483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision_device_data[usbvision->DevModel].vbi) { 1508c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->vbi = usbvision_vdev_init(usbvision, 1509c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE &usbvision_vbi_template, 1510c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "USBVision VBI"); 1511483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vdev == NULL) { 1512483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1513483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1514c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (video_register_device(usbvision->vbi, 1515c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE VFL_TYPE_VBI, 1516c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vbi_nr)<0) { 1517483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1518483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1519c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE printk(KERN_INFO "USBVision[%d]: registered USBVision VBI device /dev/vbi%d [v4l2] (Not Working Yet!)\n", 1520c6330fb86fd0fed98b7e0d5792881a77b778fefcHans Verkuil usbvision->nr, usbvision->vbi->num); 1521483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1522483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // all done 1523483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 1524483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1525483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE err_exit: 1526483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE err("USBVision[%d]: video_register_device() failed", usbvision->nr); 1527483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_unregister_video(usbvision); 1528483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -1; 1529483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1530483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1531483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1532483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_alloc() 1533483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1534c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE * This code allocates the struct usb_usbvision. 1535c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE * It is filled with default values. 1536483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1537483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Returns NULL on error, a pointer to usb_usbvision else. 1538483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1539483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1540483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct usb_usbvision *usbvision_alloc(struct usb_device *dev) 1541483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1542483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision; 1543483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1544c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((usbvision = kzalloc(sizeof(struct usb_usbvision), GFP_KERNEL)) == 1545c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE NULL) { 1546483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1547483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1548483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1549483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->dev = dev; 1550483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1551289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_init(&usbvision->lock); /* available */ 1552483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1553483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // prepare control urb for control messages during interrupts 1554483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->ctrlUrb = usb_alloc_urb(USBVISION_URB_FRAMES, GFP_KERNEL); 1555483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->ctrlUrb == NULL) { 1556483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1557483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1558483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE init_waitqueue_head(&usbvision->ctrlUrb_wq); 1559483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1560483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_init_powerOffTimer(usbvision); 1561483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1562483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return usbvision; 1563483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1564483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEerr_exit: 1565483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision && usbvision->ctrlUrb) { 1566483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_free_urb(usbvision->ctrlUrb); 1567483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1568483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision) { 1569483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE kfree(usbvision); 1570483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1571483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return NULL; 1572483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1573483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1574483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1575483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_release() 1576483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1577483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This code does final release of struct usb_usbvision. This happens 1578483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * after the device is disconnected -and- all clients closed their files. 1579483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1580483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1581483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_release(struct usb_usbvision *usbvision) 1582483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1583483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, ""); 1584483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1585289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1586483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1587483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_reset_powerOffTimer(usbvision); 1588483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1589483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 1590483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1591289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1592483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1593483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_remove_sysfs(usbvision->vdev); 1594483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_unregister_video(usbvision); 1595483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1596483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->ctrlUrb) { 1597483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_free_urb(usbvision->ctrlUrb); 1598483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1599483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1600483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE kfree(usbvision); 1601483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1602483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1603483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1604483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1605483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1606c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/*********************** usb interface **********************************/ 1607483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1608483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_configure_video(struct usb_usbvision *usbvision) 1609483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1610c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int model; 1611483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1612483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision == NULL) 1613483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return; 1614483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1615483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE model = usbvision->DevModel; 1616483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->palette = usbvision_v4l2_format[2]; // V4L2_PIX_FMT_RGB24; 1617483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1618c682b3a7fb8ec69ac73511bbb6a378e40aa35f35Trent Piepho if (usbvision_device_data[usbvision->DevModel].Vin_Reg2_override) { 1619c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->Vin_Reg2_Preset = 1620c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_device_data[usbvision->DevModel].Vin_Reg2; 1621483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } else { 1622483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->Vin_Reg2_Preset = 0; 1623483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1624483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1625c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->tvnormId = usbvision_device_data[model].VideoNorm; 1626483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1627483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->video_inputs = usbvision_device_data[model].VideoChannels; 1628483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->ctl_input = 0; 1629483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1630483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* This should be here to make i2c clients to be able to register */ 1631c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* first switch off audio */ 1632c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_audio_off(usbvision); 1633483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!PowerOnAtOpen) { 1634c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* and then power up the noisy tuner */ 1635c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_power_on(usbvision); 16361ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_register(usbvision); 1637483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1638483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1639483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1640483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1641483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_probe() 1642483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1643483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This procedure queries device descriptor and accepts the interface 1644483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * if it looks like USBVISION video device 1645483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1646483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1647659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehabstatic int __devinit usbvision_probe(struct usb_interface *intf, 1648659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab const struct usb_device_id *devid) 1649483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 16502a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE struct usb_device *dev = usb_get_dev(interface_to_usbdev(intf)); 16512a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE struct usb_interface *uif; 1652483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE __u8 ifnum = intf->altsetting->desc.bInterfaceNumber; 1653483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE const struct usb_host_interface *interface; 1654483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = NULL; 1655483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE const struct usb_endpoint_descriptor *endpoint; 16562a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE int model,i; 1657483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1658483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "VID=%#04x, PID=%#04x, ifnum=%u", 1659659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab dev->descriptor.idVendor, 1660659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab dev->descriptor.idProduct, ifnum); 16612a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 1662659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab model = devid->driver_info; 1663f8a389db502f7b287903b209f925df5570ff5478Mauro Carvalho Chehab if ( (model<0) || (model>=usbvision_device_data_size) ) { 1664672d013bed5e144ac641db343251e35d3212c9adThierry MERLE PDEBUG(DBG_PROBE, "model out of bounds %d",model); 1665f8a389db502f7b287903b209f925df5570ff5478Mauro Carvalho Chehab return -ENODEV; 1666f8a389db502f7b287903b209f925df5570ff5478Mauro Carvalho Chehab } 1667d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison printk(KERN_INFO "%s: %s found\n", __func__, 1668659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab usbvision_device_data[model].ModelString); 1669483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1670483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision_device_data[model].Interface >= 0) { 1671483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE interface = &dev->actconfig->interface[usbvision_device_data[model].Interface]->altsetting[0]; 1672c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1673483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE interface = &dev->actconfig->interface[ifnum]->altsetting[0]; 1674483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1675483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE endpoint = &interface->endpoint[1].desc; 1676134179823b3ca9c8b98e0631906459dbb022ff9bJulia Lawall if (usb_endpoint_type(endpoint) != 1677c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE USB_ENDPOINT_XFER_ISOC) { 1678c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: interface %d. has non-ISO endpoint!", 1679d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, ifnum); 1680c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: Endpoint attributes %d", 1681d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, endpoint->bmAttributes); 1682483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -ENODEV; 1683483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1684134179823b3ca9c8b98e0631906459dbb022ff9bJulia Lawall if (usb_endpoint_dir_out(endpoint)) { 1685c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: interface %d. has ISO OUT endpoint!", 1686d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, ifnum); 1687483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -ENODEV; 1688483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1689483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1690483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if ((usbvision = usbvision_alloc(dev)) == NULL) { 1691d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s: couldn't allocate USBVision struct", __func__); 1692483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -ENOMEM; 1693483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1694659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab 1695483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (dev->descriptor.bNumConfigurations > 1) { 1696483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->bridgeType = BRIDGE_NT1004; 1697c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else if (model == DAZZLE_DVC_90_REV_1_SECAM) { 1698483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->bridgeType = BRIDGE_NT1005; 1699c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1700483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->bridgeType = BRIDGE_NT1003; 1701483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1702483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "bridgeType %d", usbvision->bridgeType); 1703483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1704289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1705483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 17062a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE /* compute alternate max packet sizes */ 17072a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE uif = dev->actconfig->interface[0]; 17082a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 17092a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->num_alt=uif->num_altsetting; 17102a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE PDEBUG(DBG_PROBE, "Alternate settings: %i",usbvision->num_alt); 17112a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->alt_max_pkt_size = kmalloc(32* 17122a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->num_alt,GFP_KERNEL); 17132a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE if (usbvision->alt_max_pkt_size == NULL) { 17142a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE err("usbvision: out of memory!\n"); 17150991112c1c4625323df8a582de1b2f8609922248Daniel Walker mutex_unlock(&usbvision->lock); 17162a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return -ENOMEM; 17172a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE } 17182a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 17192a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE for (i = 0; i < usbvision->num_alt ; i++) { 17202a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[1].desc. 17212a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE wMaxPacketSize); 17222a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->alt_max_pkt_size[i] = 17232a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1); 17242a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE PDEBUG(DBG_PROBE, "Alternate setting %i, max size= %i",i, 17252a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->alt_max_pkt_size[i]); 17262a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE } 17272a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 17282a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 1729483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->nr = usbvision_nr++; 1730483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1731483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->have_tuner = usbvision_device_data[model].Tuner; 1732483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->have_tuner) { 1733483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->tuner_type = usbvision_device_data[model].TunerType; 1734483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1735483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1736483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->tuner_addr = ADDR_UNSET; 1737483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1738483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->DevModel = model; 1739483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->remove_pending = 0; 1740483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->iface = ifnum; 17412a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->ifaceAlt = 0; 1742483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->video_endp = endpoint->bEndpointAddress; 1743483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->isocPacketSize = 0; 1744483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->usb_bandwidth = 0; 1745483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user = 0; 1746483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->streaming = Stream_Off; 1747483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_register_video(usbvision); 1748483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_configure_video(usbvision); 1749289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1750483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1751483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1752483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_set_intfdata (intf, usbvision); 1753483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_create_sysfs(usbvision->vdev); 1754483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1755483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1756483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 1757483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1758483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1759483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1760483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1761483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_disconnect() 1762483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1763483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This procedure stops all driver activity, deallocates interface-private 1764483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * structure (pointed by 'ptr') and after that driver should be removable 1765483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * with no ill consequences. 1766483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1767483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1768483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void __devexit usbvision_disconnect(struct usb_interface *intf) 1769483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1770483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = usb_get_intfdata(intf); 1771483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1772483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, ""); 1773483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1774483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision == NULL) { 1775d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s: usb_get_intfdata() failed", __func__); 1776483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return; 1777483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1778483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_set_intfdata (intf, NULL); 1779483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1780289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1781483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1782483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // At this time we ask to cancel outstanding URBs 1783483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_stop_isoc(usbvision); 1784483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1785483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->power) { 17861ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_unregister(usbvision); 1787483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_off(usbvision); 1788483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1789483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->remove_pending = 1; // Now all ISO data will be ignored 1790483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1791483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_put_dev(usbvision->dev); 1792483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->dev = NULL; // USB device is no more 1793483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1794289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1795483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1796483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->user) { 1797c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE printk(KERN_INFO "%s: In use, disconnect pending\n", 1798d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__); 1799483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE wake_up_interruptible(&usbvision->wait_frame); 1800483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE wake_up_interruptible(&usbvision->wait_stream); 1801c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1802483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_release(usbvision); 1803483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1804483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1805483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1806483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1807483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1808483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct usb_driver usbvision_driver = { 1809483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .name = "usbvision", 1810483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .id_table = usbvision_table, 1811483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .probe = usbvision_probe, 1812483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .disconnect = usbvision_disconnect 1813483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1814483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1815483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1816483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_init() 1817483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1818483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This code is run to initialize the driver. 1819483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1820483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1821483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int __init usbvision_init(void) 1822483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1823483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int errCode; 1824483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1825483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, ""); 1826483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1827483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "IO debugging is enabled [video]"); 1828483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "PROBE debugging is enabled [video]"); 1829c876a3468d0f136710af81595177889953d1ff71Thierry MERLE PDEBUG(DBG_MMAP, "MMAP debugging is enabled [video]"); 1830483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1831483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* disable planar mode support unless compression enabled */ 1832483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (isocMode != ISOC_MODE_COMPRESS ) { 1833483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // FIXME : not the right way to set supported flag 1834483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_v4l2_format[6].supported = 0; // V4L2_PIX_FMT_YVU420 1835483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_v4l2_format[7].supported = 0; // V4L2_PIX_FMT_YUV422P 1836483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1837483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1838483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = usb_register(&usbvision_driver); 1839483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1840483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (errCode == 0) { 1841de6a1b8edc48155249896f2600398e139f4860c6Dwaine Garden printk(KERN_INFO DRIVER_DESC " : " USBVISION_VERSION_STRING "\n"); 1842483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1843483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1844483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return errCode; 1845483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1846483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1847483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void __exit usbvision_exit(void) 1848483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1849483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, ""); 1850483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1851483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_deregister(&usbvision_driver); 1852483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1853483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1854483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1855483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_init(usbvision_init); 1856483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_exit(usbvision_exit); 1857483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1858483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1859483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Overrides for Emacs so that we follow Linus's tabbing style. 1860483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * --------------------------------------------------------------------------- 1861483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Local variables: 1862483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * c-basic-offset: 8 1863483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * End: 1864483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1865