usbvision-video.c revision a482f327ff56bc3cf53176a7eb736cea47291a1d
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#ifdef CONFIG_KMOD 73483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include <linux/kmod.h> 74483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#endif 75483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 76483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#include "usbvision.h" 77659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab#include "usbvision-cards.h" 78483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 79c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#define DRIVER_AUTHOR "Joerg Heckenbach <joerg@heckenbach-aw.de>,\ 80c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE Dwaine Garden <DwaineGarden@rogers.com>" 81483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DRIVER_NAME "usbvision" 82483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DRIVER_ALIAS "USBVision" 83483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DRIVER_DESC "USBVision USB Video Device Driver for Linux" 84483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DRIVER_LICENSE "GPL" 85483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define USBVISION_DRIVER_VERSION_MAJOR 0 86483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define USBVISION_DRIVER_VERSION_MINOR 9 87483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define USBVISION_DRIVER_VERSION_PATCHLEVEL 9 88c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#define USBVISION_DRIVER_VERSION KERNEL_VERSION(USBVISION_DRIVER_VERSION_MAJOR,\ 89c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEUSBVISION_DRIVER_VERSION_MINOR,\ 90c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEUSBVISION_DRIVER_VERSION_PATCHLEVEL) 91c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#define USBVISION_VERSION_STRING __stringify(USBVISION_DRIVER_VERSION_MAJOR)\ 92c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "." __stringify(USBVISION_DRIVER_VERSION_MINOR)\ 93c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "." __stringify(USBVISION_DRIVER_VERSION_PATCHLEVEL) 94483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 95483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define ENABLE_HEXDUMP 0 /* Enable if you need it */ 96483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 97483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 98483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#ifdef USBVISION_DEBUG 99df18c3196a1ec1db7a20997d3246a5a8cf535a77Thierry MERLE #define PDEBUG(level, fmt, args...) { \ 100c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (video_debug & (level)) \ 101a482f327ff56bc3cf53176a7eb736cea47291a1dGreg Kroah-Hartman printk(KERN_INFO KBUILD_MODNAME ":[%s:%d] " fmt, \ 102a482f327ff56bc3cf53176a7eb736cea47291a1dGreg Kroah-Hartman __func__, __LINE__ , ## args); \ 103df18c3196a1ec1db7a20997d3246a5a8cf535a77Thierry MERLE } 104483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#else 105483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE #define PDEBUG(level, fmt, args...) do {} while(0) 106483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#endif 107483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 108483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DBG_IO 1<<1 109483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define DBG_PROBE 1<<2 110c876a3468d0f136710af81595177889953d1ff71Thierry MERLE#define DBG_MMAP 1<<3 111483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 112483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE//String operations 113483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define rmspace(str) while(*str==' ') str++; 114483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define goto2next(str) while(*str!=' ') str++; while(*str==' ') str++; 115483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 116483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 117c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* sequential number of usbvision device */ 118ff699e6bd02eb1c6d02c7c2b576c2ee6caab201cDouglas Schilling Landgrafstatic int usbvision_nr; 119483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 120483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct usbvision_v4l2_format_st usbvision_v4l2_format[] = { 121483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 1, 8, V4L2_PIX_FMT_GREY , "GREY" }, 122483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 16, V4L2_PIX_FMT_RGB565 , "RGB565" }, 123483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 3, 24, V4L2_PIX_FMT_RGB24 , "RGB24" }, 124483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 4, 32, V4L2_PIX_FMT_RGB32 , "RGB32" }, 125483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 16, V4L2_PIX_FMT_RGB555 , "RGB555" }, 126483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 16, V4L2_PIX_FMT_YUYV , "YUV422" }, 127483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 12, V4L2_PIX_FMT_YVU420 , "YUV420P" }, // 1.5 ! 128483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE { 1, 2, 16, V4L2_PIX_FMT_YUV422P , "YUV422P" } 129483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 130483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 131c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Function prototypes */ 132483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_release(struct usb_usbvision *usbvision); 133483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 134c84e6036ba7177a404cc860cb5a440e06fad92ddJoe Perches/* Default initialization of device driver parameters */ 135c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Set the default format for ISOC endpoint */ 136c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int isocMode = ISOC_MODE_COMPRESS; 137c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Set the default Debug Mode of the device driver */ 138ff699e6bd02eb1c6d02c7c2b576c2ee6caab201cDouglas Schilling Landgrafstatic int video_debug; 139c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Set the default device to power on at startup */ 140c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int PowerOnAtOpen = 1; 141c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Sequential Number of Video Device */ 142c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int video_nr = -1; 143c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Sequential Number of Radio Device */ 144c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int radio_nr = -1; 145c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Sequential Number of VBI Device */ 146c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vbi_nr = -1; 147c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 148c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Grab parameters for the device driver */ 149c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 150c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Showing parameters under SYSFS */ 151483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(isocMode, int, 0444); 152483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(video_debug, int, 0444); 153483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(PowerOnAtOpen, int, 0444); 154483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(video_nr, int, 0444); 155483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(radio_nr, int, 0444); 156483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_param(vbi_nr, int, 0444); 157483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 158483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(isocMode, " Set the default format for ISOC endpoint. Default: 0x60 (Compression On)"); 159483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(video_debug, " Set the default Debug Mode of the device driver. Default: 0 (Off)"); 160483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(PowerOnAtOpen, " Set the default device to power on when device is opened. Default: 1 (On)"); 161483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(video_nr, "Set video device number (/dev/videoX). Default: -1 (autodetect)"); 162483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(radio_nr, "Set radio device number (/dev/radioX). Default: -1 (autodetect)"); 163483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_PARM_DESC(vbi_nr, "Set vbi device number (/dev/vbiX). Default: -1 (autodetect)"); 164483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 165483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 166483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// Misc stuff 167483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_AUTHOR(DRIVER_AUTHOR); 168483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_DESCRIPTION(DRIVER_DESC); 169483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEMODULE_LICENSE(DRIVER_LICENSE); 170a1ed551cdb4f29157466340760fde68bcda704a9Mauro Carvalho ChehabMODULE_VERSION(USBVISION_VERSION_STRING); 171a1ed551cdb4f29157466340760fde68bcda704a9Mauro Carvalho ChehabMODULE_ALIAS(DRIVER_ALIAS); 172483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 173483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 174c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/*****************************************************************************/ 175c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* SYSFS Code - Copied from the stv680.c usb module. */ 176c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Device information is located at /sys/class/video4linux/video0 */ 177c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Device parameters information is located at /sys/module/usbvision */ 178c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* Device USB Information is located at */ 179c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* /sys/bus/usb/drivers/USBVision Video Grabber */ 180c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/*****************************************************************************/ 181483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 182483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#define YES_NO(x) ((x) ? "Yes" : "No") 183483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 18454bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic inline struct usb_usbvision *cd_to_usbvision(struct device *cd) 185483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 186c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 18722a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 188483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return video_get_drvdata(vdev); 189483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 190483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 19154bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_version(struct device *cd, 19254bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 193483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 194483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return sprintf(buf, "%s\n", USBVISION_VERSION_STRING); 195483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 19654bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(version, S_IRUGO, show_version, NULL); 197483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 19854bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_model(struct device *cd, 19954bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 200483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 201c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 20222a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 203483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 204c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return sprintf(buf, "%s\n", 205c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_device_data[usbvision->DevModel].ModelString); 206483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 20754bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(model, S_IRUGO, show_model, NULL); 208483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 20954bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_hue(struct device *cd, 21054bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 211483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 212c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 21322a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 214483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 215483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct v4l2_control ctrl; 216483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.id = V4L2_CID_HUE; 217483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.value = 0; 218ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if(usbvision->user) 219ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl); 2202a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return sprintf(buf, "%d\n", ctrl.value); 221483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 22254bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(hue, S_IRUGO, show_hue, NULL); 223483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 22454bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_contrast(struct device *cd, 22554bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 226483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 227c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 22822a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 229483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 230483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct v4l2_control ctrl; 231483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.id = V4L2_CID_CONTRAST; 232483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.value = 0; 233ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if(usbvision->user) 234ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl); 2352a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return sprintf(buf, "%d\n", ctrl.value); 236483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 23754bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(contrast, S_IRUGO, show_contrast, NULL); 238483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 23954bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_brightness(struct device *cd, 24054bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 241483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 242c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 24322a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 244483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 245483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct v4l2_control ctrl; 246483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.id = V4L2_CID_BRIGHTNESS; 247483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.value = 0; 248ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if(usbvision->user) 249ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl); 2502a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return sprintf(buf, "%d\n", ctrl.value); 251483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 25254bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(brightness, S_IRUGO, show_brightness, NULL); 253483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 25454bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_saturation(struct device *cd, 25554bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 256483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 257c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 25822a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 259483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 260483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct v4l2_control ctrl; 261483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.id = V4L2_CID_SATURATION; 262483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ctrl.value = 0; 263ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if(usbvision->user) 264ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden call_i2c_clients(usbvision, VIDIOC_G_CTRL, &ctrl); 2652a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return sprintf(buf, "%d\n", ctrl.value); 266483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 26754bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(saturation, S_IRUGO, show_saturation, NULL); 268483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 26954bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_streaming(struct device *cd, 27054bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 271483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 272c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 27322a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 274483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 275c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return sprintf(buf, "%s\n", 276c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE YES_NO(usbvision->streaming==Stream_On?1:0)); 277483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 27854bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(streaming, S_IRUGO, show_streaming, NULL); 279483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 28054bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_compression(struct device *cd, 28154bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 282483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 283c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 28422a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 285483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 286c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return sprintf(buf, "%s\n", 287c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE YES_NO(usbvision->isocMode==ISOC_MODE_COMPRESS)); 288483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 28954bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(compression, S_IRUGO, show_compression, NULL); 290483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 29154bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic ssize_t show_device_bridge(struct device *cd, 29254bd5b66c87d14e250f108aad1228b905d6882f6Kay Sievers struct device_attribute *attr, char *buf) 293483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 294c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct video_device *vdev = 29522a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil container_of(cd, struct video_device, dev); 296483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = video_get_drvdata(vdev); 297483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return sprintf(buf, "%d\n", usbvision->bridgeType); 298483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 29954bd5b66c87d14e250f108aad1228b905d6882f6Kay Sieversstatic DEVICE_ATTR(bridge, S_IRUGO, show_device_bridge, NULL); 300483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 301483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_create_sysfs(struct video_device *vdev) 302483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 303483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int res; 304ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (!vdev) 305ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden return; 306ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden do { 30722a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_version); 308ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 309ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 31022a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_model); 311ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 312ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 31322a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_hue); 314ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 315ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 31622a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_contrast); 317ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 318ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 31922a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_brightness); 320ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 321ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 32222a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_saturation); 323ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 324ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 32522a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_streaming); 326ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 327ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 32822a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_compression); 329ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res<0) 330ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden break; 33122a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil res = device_create_file(&vdev->dev, &dev_attr_bridge); 332ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden if (res>=0) 333ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden return; 334ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden } while (0); 335ed00b41dc8bc286682d31ad64060ccc70513e90bDwaine Garden 336d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s error: %d\n", __func__, res); 337483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 338483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 339483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_remove_sysfs(struct video_device *vdev) 340483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 341483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (vdev) { 34222a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_version); 34322a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_model); 34422a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_hue); 34522a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_contrast); 34622a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_brightness); 34722a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_saturation); 34822a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_streaming); 34922a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_compression); 35022a04f106346c3af019135f2de3cabf9ac41c3baHans Verkuil device_remove_file(&vdev->dev, &dev_attr_bridge); 351483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 352483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 353483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 354483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 355483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_open() 356483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 357483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This is part of Video 4 Linux API. The driver can be opened by one 358483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * client only (checks internal counter 'usbvision->user'). The procedure 359483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * then allocates buffers needed for video processing. 360483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 361483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 362483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_v4l2_open(struct inode *inode, struct file *file) 363483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 364c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 365483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int errCode = 0; 366483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 367483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "open"); 368483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 369d56dc61265d2527a63ab5b0f03199a43cd89ca36Hans Verkuil lock_kernel(); 370483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_reset_powerOffTimer(usbvision); 371483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 372483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->user) 373483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = -EBUSY; 374483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE else { 3756f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE /* Allocate memory for the scratch ring buffer */ 3766f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE errCode = usbvision_scratch_alloc(usbvision); 3776f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE if (isocMode==ISOC_MODE_COMPRESS) { 378c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Allocate intermediate decompression buffers 379c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE only if needed */ 3806f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE errCode = usbvision_decompress_alloc(usbvision); 381483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 382483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (errCode) { 383483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Deallocate all buffers if trouble */ 384483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_scratch_free(usbvision); 385483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_decompress_free(usbvision); 386483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 387483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 388483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 389483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* If so far no errors then we shall start the camera */ 390483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!errCode) { 391289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 392483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->power == 0) { 393483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_on(usbvision); 3941ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_register(usbvision); 395483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 396483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 397483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Send init sequence only once, it's large! */ 398483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!usbvision->initialized) { 399483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int setup_ok = 0; 400483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE setup_ok = usbvision_setup(usbvision,isocMode); 401483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (setup_ok) 402483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 1; 403483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE else 404483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = -EBUSY; 405483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 406483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 407483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!errCode) { 408483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_begin_streaming(usbvision); 409483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = usbvision_init_isoc(usbvision); 410c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* device must be initialized before isoc transfer */ 411483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_muxsel(usbvision,0); 412483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user++; 413c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 414483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (PowerOnAtOpen) { 4151ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_unregister(usbvision); 416483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_off(usbvision); 417483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 418483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 419483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 420289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 421483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 422483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 423483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* prepare queues */ 424483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_empty_framequeues(usbvision); 425483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 426483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "success"); 427d56dc61265d2527a63ab5b0f03199a43cd89ca36Hans Verkuil unlock_kernel(); 428483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return errCode; 429483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 430483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 431483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 432483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_v4l2_close() 433483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 434483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This is part of Video 4 Linux API. The procedure 435483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * stops streaming and deallocates all buffers that were earlier 436483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * allocated in usbvision_v4l2_open(). 437483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 438483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 439483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_v4l2_close(struct inode *inode, struct file *file) 440483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 441c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 442483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 443483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "close"); 444289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 445483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 446483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_audio_off(usbvision); 447483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_restart_isoc(usbvision); 448483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_stop_isoc(usbvision); 449483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 450483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_decompress_free(usbvision); 45138284ba361d69eca34a3bfc553ebfac81fea2698Thierry MERLE usbvision_frames_free(usbvision); 4526f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision_empty_framequeues(usbvision); 453483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_scratch_free(usbvision); 454483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 455483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user--; 456483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 457483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (PowerOnAtOpen) { 458c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* power off in a little while 459c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE to avoid off/on every close/open short sequences */ 460483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_set_powerOffTimer(usbvision); 461483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 462483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 463483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 464289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 465483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 466483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->remove_pending) { 467d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison printk(KERN_INFO "%s: Final disconnect\n", __func__); 468483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_release(usbvision); 469483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 470483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 471483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "success"); 472483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 473483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 474483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 475483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 476483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 477483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_ioctl() 478483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 479483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This is part of Video 4 Linux API. The procedure handles ioctl() calls. 480483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 481483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 482c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#ifdef CONFIG_VIDEO_ADV_DEBUG 483c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_register (struct file *file, void *priv, 484c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_register *reg) 485483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 486c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 487c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int errCode; 488483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 489c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) 490c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 491c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* NT100x has a 8-bit register space */ 492c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE errCode = usbvision_read_reg(usbvision, reg->reg&0xff); 493c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (errCode < 0) { 494c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: VIDIOC_DBG_G_REGISTER failed: error %d", 495d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, errCode); 496c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return errCode; 497c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 498bc147135bc410bdd9da684646af75a188d882d56Trent Piepho reg->val = errCode; 499c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 500c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 501483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 502c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_register (struct file *file, void *priv, 503c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_register *reg) 504c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 505c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 506c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int errCode; 50762d50addf0774115adaa9e01e09099c3d7daa13dTrent Piepho 508c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) 509c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 510c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* NT100x has a 8-bit register space */ 511bc147135bc410bdd9da684646af75a188d882d56Trent Piepho errCode = usbvision_write_reg(usbvision, reg->reg&0xff, reg->val); 512bc147135bc410bdd9da684646af75a188d882d56Trent Piepho if (errCode < 0) { 513c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: VIDIOC_DBG_S_REGISTER failed: error %d", 514d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, errCode); 515c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return errCode; 516c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 517c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 518c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 519483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE#endif 520c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 521c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_querycap (struct file *file, void *priv, 522c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_capability *vc) 523c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 524c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 525c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 526c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strlcpy(vc->driver, "USBVision", sizeof(vc->driver)); 527c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strlcpy(vc->card, 528c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_device_data[usbvision->DevModel].ModelString, 529c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE sizeof(vc->card)); 530c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strlcpy(vc->bus_info, usbvision->dev->dev.bus_id, 531c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE sizeof(vc->bus_info)); 532c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vc->version = USBVISION_DRIVER_VERSION; 533c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vc->capabilities = V4L2_CAP_VIDEO_CAPTURE | 534c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_CAP_AUDIO | 535c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_CAP_READWRITE | 536c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_CAP_STREAMING | 537c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (usbvision->have_tuner ? V4L2_CAP_TUNER : 0); 538c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 539c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 540c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 541c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_enum_input (struct file *file, void *priv, 542c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_input *vi) 543c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 544c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 545c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int chan; 546c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 547c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((vi->index >= usbvision->video_inputs) || (vi->index < 0) ) 548c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 549c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision->have_tuner) { 550c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE chan = vi->index; 551c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 552c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE chan = vi->index + 1; /*skip Television string*/ 553c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 554c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Determine the requested input characteristics 555c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE specific for each usbvision card model */ 556c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE switch(chan) { 557c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE case 0: 558c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { 559c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "White Video Input"); 560c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 561c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Television"); 562c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->type = V4L2_INPUT_TYPE_TUNER; 563c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->audioset = 1; 564c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->tuner = chan; 565c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->std = USBVISION_NORMS; 566483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 567c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 568c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE case 1: 569c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->type = V4L2_INPUT_TYPE_CAMERA; 570c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { 571c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Green Video Input"); 572c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 573c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Composite Video Input"); 574483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 575c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->std = V4L2_STD_PAL; 576c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 577c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE case 2: 578c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->type = V4L2_INPUT_TYPE_CAMERA; 579c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { 580c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Yellow Video Input"); 581c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 582c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "S-Video Input"); 583483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 584c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->std = V4L2_STD_PAL; 585c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 586c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE case 3: 587c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->type = V4L2_INPUT_TYPE_CAMERA; 588c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vi->name, "Red Video Input"); 589c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vi->std = V4L2_STD_PAL; 590c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 591c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 592c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 593c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 594483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 595c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_input (struct file *file, void *priv, unsigned int *input) 596c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 597c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 598483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 599c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE *input = usbvision->ctl_input; 600c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 601c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 602483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 603c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_input (struct file *file, void *priv, unsigned int input) 604c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 605c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 606483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 607c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((input >= usbvision->video_inputs) || (input < 0) ) 608c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 609483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 610289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 61166a17879e9f18a38c4ca5e6ba600a3f5b1b51188Thierry MERLE usbvision_muxsel(usbvision, input); 612c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_set_input(usbvision); 613c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_set_output(usbvision, 614c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curwidth, 615c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curheight); 616289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 617c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 618c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 619483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 620c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id) 621c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 622c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 623c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil 624c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->tvnormId=*id; 625483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 626289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 627c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_S_STD, 628c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE &usbvision->tvnormId); 629289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 63066a17879e9f18a38c4ca5e6ba600a3f5b1b51188Thierry MERLE /* propagate the change to the decoder */ 63166a17879e9f18a38c4ca5e6ba600a3f5b1b51188Thierry MERLE usbvision_muxsel(usbvision, usbvision->ctl_input); 632483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 633c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 634c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 635483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 636c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_tuner (struct file *file, void *priv, 637c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_tuner *vt) 638c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 639c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 640483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 641c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!usbvision->have_tuner || vt->index) // Only tuner 0 642c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 643c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->radio) { 644c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vt->name, "Radio"); 645c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vt->type = V4L2_TUNER_RADIO; 646c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 647c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vt->name, "Television"); 648c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 649c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Let clients fill in the remainder of this struct */ 650c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision,VIDIOC_G_TUNER,vt); 651483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 652c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 653c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 654483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 655c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_tuner (struct file *file, void *priv, 656c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_tuner *vt) 657c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 658c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 659483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 660c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE // Only no or one tuner for now 661c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!usbvision->have_tuner || vt->index) 662c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 663c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* let clients handle this */ 664c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision,VIDIOC_S_TUNER,vt); 665483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 666c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 667c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 668483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 669c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_frequency (struct file *file, void *priv, 670c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_frequency *freq) 671c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 672c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 673483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 674c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE freq->tuner = 0; // Only one tuner 675c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->radio) { 676c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE freq->type = V4L2_TUNER_RADIO; 677c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 678c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE freq->type = V4L2_TUNER_ANALOG_TV; 679c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 680c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE freq->frequency = usbvision->freq; 681483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 682c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 683c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 684483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 685c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_frequency (struct file *file, void *priv, 686c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_frequency *freq) 687c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 688c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 689483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 690c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE // Only no or one tuner for now 691c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!usbvision->have_tuner || freq->tuner) 692c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 693483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 694c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->freq = freq->frequency; 695c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_S_FREQUENCY, freq); 696483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 697c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 698c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 699483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 700c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_audio (struct file *file, void *priv, struct v4l2_audio *a) 701c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 702c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 703483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 704c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE memset(a,0,sizeof(*a)); 705c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->radio) { 706c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(a->name,"Radio"); 707c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 708c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(a->name, "TV"); 709c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 710483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 711c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 712c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 713483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 714c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_audio (struct file *file, void *fh, 715c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_audio *a) 716c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 717c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(a->index) { 718c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 719c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 720483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 721c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 722c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 723483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 724c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_queryctrl (struct file *file, void *priv, 725c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_queryctrl *ctrl) 726c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 727c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 728c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int id=ctrl->id; 729483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 730c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE memset(ctrl,0,sizeof(*ctrl)); 731c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE ctrl->id=id; 732483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 733c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_QUERYCTRL, ctrl); 734483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 735c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (!ctrl->type) 736c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 737483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 738c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 739c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 740483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 741c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_g_ctrl (struct file *file, void *priv, 742c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_control *ctrl) 743c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 744c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 745c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl); 746483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 747c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 748c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 749c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 750c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_s_ctrl (struct file *file, void *priv, 751c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_control *ctrl) 752c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 753c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 754c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl); 755c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 756c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 757c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 758c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 759c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_reqbufs (struct file *file, 760c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE void *priv, struct v4l2_requestbuffers *vr) 761c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 762c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 763c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int ret; 764c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 765c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE RESTRICT_TO_RANGE(vr->count,1,USBVISION_NUMFRAMES); 766c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 767c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Check input validity: 768c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE the user must do a VIDEO CAPTURE and MMAP method. */ 769c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if((vr->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) || 770c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (vr->memory != V4L2_MEMORY_MMAP)) 771c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 772c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 773c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->streaming == Stream_On) { 774c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((ret = usbvision_stream_interrupt(usbvision))) 775c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return ret; 776483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 777c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 778c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_frames_free(usbvision); 779c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_empty_framequeues(usbvision); 780c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vr->count = usbvision_frames_alloc(usbvision,vr->count); 781c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 782c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curFrame = NULL; 783c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 784483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 785483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 786483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 787c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_querybuf (struct file *file, 788c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE void *priv, struct v4l2_buffer *vb) 789483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 790c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 791c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct usbvision_frame *frame; 792c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 793c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* FIXME : must control 794c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE that buffers are mapped (VIDIOC_REQBUFS has been called) */ 795c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vb->type != V4L2_CAP_VIDEO_CAPTURE) { 796c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 797c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 798c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vb->index>=usbvision->num_frames) { 799c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 800c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 801c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Updating the corresponding frame state */ 802c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags = 0; 803c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame = &usbvision->frame[vb->index]; 804c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(frame->grabstate >= FrameState_Ready) 805c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags |= V4L2_BUF_FLAG_QUEUED; 806c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(frame->grabstate >= FrameState_Done) 807c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags |= V4L2_BUF_FLAG_DONE; 808c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(frame->grabstate == FrameState_Unused) 809c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags |= V4L2_BUF_FLAG_MAPPED; 810c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->memory = V4L2_MEMORY_MMAP; 811c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 812c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->m.offset = vb->index*PAGE_ALIGN(usbvision->max_frame_size); 813c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 814c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->memory = V4L2_MEMORY_MMAP; 815c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->field = V4L2_FIELD_NONE; 816c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->length = usbvision->curwidth* 817c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curheight* 818c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->palette.bytes_per_pixel; 819c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->timestamp = usbvision->frame[vb->index].timestamp; 820c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->sequence = usbvision->frame[vb->index].sequence; 821c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 822483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 823483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 824c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *vb) 825c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 826c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 827c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct usbvision_frame *frame; 828c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE unsigned long lock_flags; 829c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 830c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* FIXME : works only on VIDEO_CAPTURE MODE, MMAP. */ 831c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vb->type != V4L2_CAP_VIDEO_CAPTURE) { 832c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 833c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 834c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vb->index>=usbvision->num_frames) { 835c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 836c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 837c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 838c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame = &usbvision->frame[vb->index]; 839c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 840c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (frame->grabstate != FrameState_Unused) { 841c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EAGAIN; 842c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 843c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 844c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Mark it as ready and enqueue frame */ 845c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->grabstate = FrameState_Ready; 846c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->scanstate = ScanState_Scanning; 847c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->scanlength = 0; /* Accumulated in usbvision_parse_data() */ 848c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 849c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags &= ~V4L2_BUF_FLAG_DONE; 850c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 851c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* set v4l2_format index */ 852c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->v4l2_format = usbvision->palette; 853c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 854c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_lock_irqsave(&usbvision->queue_lock, lock_flags); 855c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE list_add_tail(&usbvision->frame[vb->index].frame, &usbvision->inqueue); 856c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); 857c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 858c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 859c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 860c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 861c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *vb) 862c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 863c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 864c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int ret; 865c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct usbvision_frame *f; 866c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE unsigned long lock_flags; 867c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 868c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (vb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 869c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 870c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 871c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (list_empty(&(usbvision->outqueue))) { 872c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (usbvision->streaming == Stream_Idle) 873c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 874c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE ret = wait_event_interruptible 875c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (usbvision->wait_frame, 876c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE !list_empty(&(usbvision->outqueue))); 877c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (ret) 878c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return ret; 879c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 880c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 881c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_lock_irqsave(&usbvision->queue_lock, lock_flags); 882c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE f = list_entry(usbvision->outqueue.next, 883c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct usbvision_frame, frame); 884c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE list_del(usbvision->outqueue.next); 885c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); 886c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 887c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE f->grabstate = FrameState_Unused; 888c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 889c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->memory = V4L2_MEMORY_MMAP; 890c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->flags = V4L2_BUF_FLAG_MAPPED | 891c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_BUF_FLAG_QUEUED | 892c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE V4L2_BUF_FLAG_DONE; 893c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->index = f->index; 894c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->sequence = f->sequence; 895c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->timestamp = f->timestamp; 896c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->field = V4L2_FIELD_NONE; 897c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vb->bytesused = f->scanlength; 898c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 899c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 900c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 901c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 902c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) 903c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 904c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 905c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int b=V4L2_BUF_TYPE_VIDEO_CAPTURE; 906c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 907c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->streaming = Stream_On; 908c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision,VIDIOC_STREAMON , &b); 909c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 910c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 911c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 912c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 913c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLEstatic int vidioc_streamoff(struct file *file, 914c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE void *priv, enum v4l2_buf_type type) 915c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 916c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 917c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int b=V4L2_BUF_TYPE_VIDEO_CAPTURE; 918c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 919c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) 920c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 921c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 922c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->streaming == Stream_On) { 923c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_stream_interrupt(usbvision); 924c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Stop all video streamings */ 925c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE call_i2c_clients(usbvision,VIDIOC_STREAMOFF , &b); 926c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 927c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_empty_framequeues(usbvision); 928c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 929c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 930c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 931c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 93278b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int vidioc_enum_fmt_vid_cap (struct file *file, void *priv, 933c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_fmtdesc *vfd) 934c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 935c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vfd->index>=USBVISION_SUPPORTED_PALETTES-1) { 936c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 937c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 938c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vfd->flags = 0; 939c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vfd->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 940c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE strcpy(vfd->description,usbvision_v4l2_format[vfd->index].desc); 941c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vfd->pixelformat = usbvision_v4l2_format[vfd->index].format; 942c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE memset(vfd->reserved, 0, sizeof(vfd->reserved)); 943c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 944c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 945c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 94678b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int vidioc_g_fmt_vid_cap (struct file *file, void *priv, 947c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_format *vf) 948c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 949c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 950c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.width = usbvision->curwidth; 951c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.height = usbvision->curheight; 952c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.pixelformat = usbvision->palette.format; 953c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.bytesperline = 954c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curwidth*usbvision->palette.bytes_per_pixel; 955c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*usbvision->curheight; 956c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 957c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.field = V4L2_FIELD_NONE; /* Always progressive image */ 958c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 959c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 960c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 961c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 96278b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int vidioc_try_fmt_vid_cap (struct file *file, void *priv, 963c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_format *vf) 964c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 965c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 966c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int formatIdx; 967c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 968c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Find requested format in available ones */ 969c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE for(formatIdx=0;formatIdx<USBVISION_SUPPORTED_PALETTES;formatIdx++) { 970c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(vf->fmt.pix.pixelformat == 971c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_v4l2_format[formatIdx].format) { 972c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->palette = usbvision_v4l2_format[formatIdx]; 973c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE break; 974c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 975c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 976c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* robustness */ 977c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(formatIdx == USBVISION_SUPPORTED_PALETTES) { 978c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -EINVAL; 979c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 980c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE RESTRICT_TO_RANGE(vf->fmt.pix.width, MIN_FRAME_WIDTH, MAX_FRAME_WIDTH); 981c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE RESTRICT_TO_RANGE(vf->fmt.pix.height, MIN_FRAME_HEIGHT, MAX_FRAME_HEIGHT); 982c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 983c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.bytesperline = vf->fmt.pix.width* 984c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->palette.bytes_per_pixel; 985c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*vf->fmt.pix.height; 986c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 987c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 988c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 989c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 99078b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuilstatic int vidioc_s_fmt_vid_cap(struct file *file, void *priv, 991c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE struct v4l2_format *vf) 992c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE{ 993c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 994c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int ret; 995c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 99678b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil if( 0 != (ret=vidioc_try_fmt_vid_cap (file, priv, vf)) ) { 997c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return ret; 998c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 999c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1000c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* stop io in case it is already in progress */ 1001c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if(usbvision->streaming == Stream_On) { 1002c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((ret = usbvision_stream_interrupt(usbvision))) 1003c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return ret; 1004c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } 1005c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_frames_free(usbvision); 1006c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_empty_framequeues(usbvision); 1007c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1008c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->curFrame = NULL; 1009c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1010c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* by now we are committed to the new data... */ 1011289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1012c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_set_output(usbvision, vf->fmt.pix.width, vf->fmt.pix.height); 1013289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1014c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1015c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return 0; 1016c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE} 1017483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 10188a5ab4157b3933d4fa29a1612879ab08f681041aAl Virostatic ssize_t usbvision_v4l2_read(struct file *file, char __user *buf, 1019483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE size_t count, loff_t *ppos) 1020483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1021c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 1022483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int noblock = file->f_flags & O_NONBLOCK; 1023483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE unsigned long lock_flags; 1024483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1025483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int ret,i; 1026483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usbvision_frame *frame; 1027483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1028d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison PDEBUG(DBG_IO, "%s: %ld bytes, noblock=%d", __func__, 1029c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (unsigned long)count, noblock); 1030483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1031483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!USBVISION_IS_OPERATIONAL(usbvision) || (buf == NULL)) 1032483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EFAULT; 1033483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1034c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* This entry point is compatible with the mmap routines 1035c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE so that a user can do either VIDIOC_QBUF/VIDIOC_DQBUF 1036c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE to get frames or call read on the device. */ 10376f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE if(!usbvision->num_frames) { 1038c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* First, allocate some frames to work with 1039c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if this has not been done with VIDIOC_REQBUF */ 10406f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision_frames_free(usbvision); 10416f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision_empty_framequeues(usbvision); 10426f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision_frames_alloc(usbvision,USBVISION_NUMFRAMES); 10436f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE } 10446f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE 10456f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE if(usbvision->streaming != Stream_On) { 10466f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE /* no stream is running, make it running ! */ 10476f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE usbvision->streaming = Stream_On; 10486f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE call_i2c_clients(usbvision,VIDIOC_STREAMON , NULL); 10496f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE } 1050483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1051c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Then, enqueue as many frames as possible 1052c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (like a user of VIDIOC_QBUF would do) */ 10536f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE for(i=0;i<usbvision->num_frames;i++) { 1054483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame = &usbvision->frame[i]; 1055483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if(frame->grabstate == FrameState_Unused) { 1056483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Mark it as ready and enqueue frame */ 1057483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->grabstate = FrameState_Ready; 1058483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->scanstate = ScanState_Scanning; 1059c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* Accumulated in usbvision_parse_data() */ 1060c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->scanlength = 0; 1061483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1062483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* set v4l2_format index */ 1063483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->v4l2_format = usbvision->palette; 1064483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1065483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE spin_lock_irqsave(&usbvision->queue_lock, lock_flags); 1066483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE list_add_tail(&frame->frame, &usbvision->inqueue); 1067c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE spin_unlock_irqrestore(&usbvision->queue_lock, 1068c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE lock_flags); 1069483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1070483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1071483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1072483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Then try to steal a frame (like a VIDIOC_DQBUF would do) */ 1073483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (list_empty(&(usbvision->outqueue))) { 1074483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if(noblock) 1075483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EAGAIN; 1076483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1077483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE ret = wait_event_interruptible 1078483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE (usbvision->wait_frame, 1079483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE !list_empty(&(usbvision->outqueue))); 1080483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (ret) 1081483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return ret; 1082483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1083483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1084483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE spin_lock_irqsave(&usbvision->queue_lock, lock_flags); 1085483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame = list_entry(usbvision->outqueue.next, 1086483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usbvision_frame, frame); 1087483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE list_del(usbvision->outqueue.next); 1088483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); 1089483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1090483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* An error returns an empty frame */ 1091483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (frame->grabstate == FrameState_Error) { 1092483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->bytes_read = 0; 1093483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 1094483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1095483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1096c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_IO, "%s: frmx=%d, bytes_read=%ld, scanlength=%ld", 1097d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, 1098c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE frame->index, frame->bytes_read, frame->scanlength); 1099483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1100483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* copy bytes to user space; we allow for partials reads */ 1101483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if ((count + frame->bytes_read) > (unsigned long)frame->scanlength) 1102483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE count = frame->scanlength - frame->bytes_read; 1103483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1104483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (copy_to_user(buf, frame->data + frame->bytes_read, count)) { 1105483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EFAULT; 1106483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1107483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1108483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->bytes_read += count; 1109c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_IO, "%s: {copy} count used=%ld, new bytes_read=%ld", 1110d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, 1111c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE (unsigned long)count, frame->bytes_read); 1112483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1113c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* For now, forget the frame if it has not been read in one shot. */ 1114483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* if (frame->bytes_read >= frame->scanlength) {// All data has been read */ 1115483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE frame->bytes_read = 0; 1116483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1117483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* Mark it as available to be used again. */ 1118c430ca1e16b2b4b30f567806c73e270caea8db1dThierry MERLE frame->grabstate = FrameState_Unused; 1119483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* } */ 1120483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1121483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return count; 1122483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1123483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1124483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma) 1125483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1126483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE unsigned long size = vma->vm_end - vma->vm_start, 1127483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE start = vma->vm_start; 1128483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE void *pos; 1129483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE u32 i; 1130c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 1131483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 11326f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE PDEBUG(DBG_MMAP, "mmap"); 11336f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE 1134289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1135483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1136483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!USBVISION_IS_OPERATIONAL(usbvision)) { 1137289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1138483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EFAULT; 1139483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1140483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1141483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!(vma->vm_flags & VM_WRITE) || 11426f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE size != PAGE_ALIGN(usbvision->max_frame_size)) { 1143289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1144483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EINVAL; 1145483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1146483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 11476f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE for (i = 0; i < usbvision->num_frames; i++) { 1148c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (((PAGE_ALIGN(usbvision->max_frame_size)*i) >> PAGE_SHIFT) == 1149c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vma->vm_pgoff) 1150483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE break; 1151483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 11526f78e186fe5d29dbff5e34f950adb573c4808de4Thierry MERLE if (i == usbvision->num_frames) { 1153c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_MMAP, 1154c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "mmap: user supplied mapping address is out of range"); 1155289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1156483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EINVAL; 1157483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1158483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1159483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* VM_IO is eventually going to replace PageReserved altogether */ 1160483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE vma->vm_flags |= VM_IO; 1161483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE vma->vm_flags |= VM_RESERVED; /* avoid to swap out this VMA */ 1162483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1163483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE pos = usbvision->frame[i].data; 1164483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE while (size > 0) { 1165483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1166483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (vm_insert_page(vma, start, vmalloc_to_page(pos))) { 1167c876a3468d0f136710af81595177889953d1ff71Thierry MERLE PDEBUG(DBG_MMAP, "mmap: vm_insert_page failed"); 1168289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1169483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -EAGAIN; 1170483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1171483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE start += PAGE_SIZE; 1172483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE pos += PAGE_SIZE; 1173483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE size -= PAGE_SIZE; 1174483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1175483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1176289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1177483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 1178483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1179483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1180483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1181483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1182483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Here comes the stuff for radio on usbvision based devices 1183483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1184483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1185483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_radio_open(struct inode *inode, struct file *file) 1186483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1187c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 1188483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int errCode = 0; 1189483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1190d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison PDEBUG(DBG_IO, "%s:", __func__); 1191483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1192289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1193483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1194483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->user) { 1195d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s: Someone tried to open an already opened USBVision Radio!", __func__); 1196483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = -EBUSY; 1197483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1198483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE else { 1199483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if(PowerOnAtOpen) { 1200483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_reset_powerOffTimer(usbvision); 1201483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->power == 0) { 1202483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_on(usbvision); 12031ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_register(usbvision); 1204483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1205483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1206483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 12072a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE /* Alternate interface 1 is is the biggest frame size */ 12082a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE errCode = usbvision_set_alternate(usbvision); 12092a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE if (errCode < 0) { 12102a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->last_error = errCode; 1211544e6175330c86ad87abeeb1b048f56bafd96c31Andrew Morton errCode = -EBUSY; 1212544e6175330c86ad87abeeb1b048f56bafd96c31Andrew Morton goto out; 12132a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE } 12142a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 1215483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // If so far no errors then we shall start the radio 1216483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->radio = 1; 1217483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE call_i2c_clients(usbvision,AUDC_SET_RADIO,&usbvision->tuner_type); 1218483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO); 1219483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user++; 1220483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1221483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1222483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (errCode) { 1223483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (PowerOnAtOpen) { 12241ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_unregister(usbvision); 1225483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_off(usbvision); 1226483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 1227483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1228483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1229544e6175330c86ad87abeeb1b048f56bafd96c31Andrew Mortonout: 1230289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1231483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return errCode; 1232483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1233483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1234483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1235483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_radio_close(struct inode *inode, struct file *file) 1236483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1237c170ecf434bceb0e188b14a6deb3bfa3ec9ef699Hans Verkuil struct usb_usbvision *usbvision = video_drvdata(file); 1238483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int errCode = 0; 1239483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1240483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, ""); 1241483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1242289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1243483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 12442a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE /* Set packet size to 0 */ 12452a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->ifaceAlt=0; 12462a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE errCode = usb_set_interface(usbvision->dev, usbvision->iface, 12472a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->ifaceAlt); 12482a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 1249483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_audio_off(usbvision); 1250483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->radio=0; 1251483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user--; 1252483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1253483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (PowerOnAtOpen) { 1254483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_set_powerOffTimer(usbvision); 1255483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 1256483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1257483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1258289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1259483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1260483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->remove_pending) { 1261d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison printk(KERN_INFO "%s: Final disconnect\n", __func__); 1262483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_release(usbvision); 1263483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1264483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1265483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "success"); 1266483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return errCode; 1267483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1268483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1269483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1270483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Here comes the stuff for vbi on usbvision based devices 1271483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1272483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1273483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_vbi_open(struct inode *inode, struct file *file) 1274483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1275483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* TODO */ 1276c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -ENODEV; 1277483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1278483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1279483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_vbi_close(struct inode *inode, struct file *file) 1280483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1281483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* TODO */ 1282c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -ENODEV; 1283483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1284483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1285483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_do_vbi_ioctl(struct inode *inode, struct file *file, 1286483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE unsigned int cmd, void *arg) 1287483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1288483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* TODO */ 1289c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE return -ENOIOCTLCMD; 1290483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1291483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1292483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int usbvision_vbi_ioctl(struct inode *inode, struct file *file, 1293483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE unsigned int cmd, unsigned long arg) 1294483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1295483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return video_usercopy(inode, file, cmd, arg, usbvision_do_vbi_ioctl); 1296483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1297483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1298483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1299483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// 1300483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// Video registration stuff 1301483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// 1302483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1303483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// Video template 1304fa027c2a0a0d6d1df6b29ee99048502c93da0dd4Arjan van de Venstatic const struct file_operations usbvision_fops = { 1305483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .owner = THIS_MODULE, 1306483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .open = usbvision_v4l2_open, 1307483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .release = usbvision_v4l2_close, 1308483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .read = usbvision_v4l2_read, 1309483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .mmap = usbvision_v4l2_mmap, 1310c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .ioctl = video_ioctl2, 1311483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .llseek = no_llseek, 1312c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* .poll = video_poll, */ 1313c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .compat_ioctl = v4l_compat_ioctl32, 1314483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1315a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 1316a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic const struct v4l2_ioctl_ops usbvision_ioctl_ops = { 1317c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_querycap = vidioc_querycap, 131878b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 131978b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 132078b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 132178b526a43561d7e5e702ba27948e422dfbc4bea1Hans Verkuil .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1322c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_reqbufs = vidioc_reqbufs, 1323c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_querybuf = vidioc_querybuf, 1324c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_qbuf = vidioc_qbuf, 1325c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_dqbuf = vidioc_dqbuf, 1326c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_std = vidioc_s_std, 1327c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_enum_input = vidioc_enum_input, 1328c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_input = vidioc_g_input, 1329c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_input = vidioc_s_input, 1330c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_queryctrl = vidioc_queryctrl, 1331c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_audio = vidioc_g_audio, 1332ed4d6375a1498009a9e68d93661207351d36874fAl Viro .vidioc_s_audio = vidioc_s_audio, 1333c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_ctrl = vidioc_g_ctrl, 1334c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_ctrl = vidioc_s_ctrl, 1335c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_streamon = vidioc_streamon, 1336c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_streamoff = vidioc_streamoff, 1337c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#ifdef CONFIG_VIDEO_V4L1_COMPAT 1338c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/* .vidiocgmbuf = vidiocgmbuf, */ 1339c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#endif 1340c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_tuner = vidioc_g_tuner, 1341c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_tuner = vidioc_s_tuner, 1342c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_frequency = vidioc_g_frequency, 1343c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_frequency = vidioc_s_frequency, 1344c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#ifdef CONFIG_VIDEO_ADV_DEBUG 1345c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_register = vidioc_g_register, 1346c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_register = vidioc_s_register, 1347c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE#endif 1348a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil}; 1349a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 1350a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic struct video_device usbvision_video_template = { 1351a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .fops = &usbvision_fops, 1352a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .ioctl_ops = &usbvision_ioctl_ops, 1353a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .name = "usbvision-video", 1354a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .release = video_device_release, 1355a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .minor = -1, 1356c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .tvnorms = USBVISION_NORMS, 1357c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .current_norm = V4L2_STD_PAL 1358483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1359483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1360483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1361483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// Radio template 1362fa027c2a0a0d6d1df6b29ee99048502c93da0dd4Arjan van de Venstatic const struct file_operations usbvision_radio_fops = { 1363483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .owner = THIS_MODULE, 1364483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .open = usbvision_radio_open, 1365483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .release = usbvision_radio_close, 1366c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .ioctl = video_ioctl2, 1367483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .llseek = no_llseek, 1368c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .compat_ioctl = v4l_compat_ioctl32, 1369483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1370483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1371a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic const struct v4l2_ioctl_ops usbvision_radio_ioctl_ops = { 1372c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_querycap = vidioc_querycap, 1373c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_enum_input = vidioc_enum_input, 1374c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_input = vidioc_g_input, 1375c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_input = vidioc_s_input, 1376c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_queryctrl = vidioc_queryctrl, 1377c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_audio = vidioc_g_audio, 1378ed4d6375a1498009a9e68d93661207351d36874fAl Viro .vidioc_s_audio = vidioc_s_audio, 1379c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_ctrl = vidioc_g_ctrl, 1380c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_ctrl = vidioc_s_ctrl, 1381c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_tuner = vidioc_g_tuner, 1382c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_tuner = vidioc_s_tuner, 1383c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_g_frequency = vidioc_g_frequency, 1384c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .vidioc_s_frequency = vidioc_s_frequency, 1385a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil}; 1386a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil 1387a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuilstatic struct video_device usbvision_radio_template = { 1388a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .fops = &usbvision_radio_fops, 1389a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .name = "usbvision-radio", 1390a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .release = video_device_release, 1391a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .minor = -1, 1392a399810ca69d9d4bd30ab8c1678c7439e567f90bHans Verkuil .ioctl_ops = &usbvision_radio_ioctl_ops, 1393c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE 1394c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .tvnorms = USBVISION_NORMS, 1395c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .current_norm = V4L2_STD_PAL 1396483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1397483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1398483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// vbi template 1399fa027c2a0a0d6d1df6b29ee99048502c93da0dd4Arjan van de Venstatic const struct file_operations usbvision_vbi_fops = { 1400483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .owner = THIS_MODULE, 1401483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .open = usbvision_vbi_open, 1402483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .release = usbvision_vbi_close, 1403483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .ioctl = usbvision_vbi_ioctl, 1404483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .llseek = no_llseek, 1405c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE .compat_ioctl = v4l_compat_ioctl32, 1406483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1407483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1408483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct video_device usbvision_vbi_template= 1409483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1410483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .fops = &usbvision_vbi_fops, 1411483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .release = video_device_release, 1412483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .name = "usbvision-vbi", 1413483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .minor = -1, 1414483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1415483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1416483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1417483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct video_device *usbvision_vdev_init(struct usb_usbvision *usbvision, 1418483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct video_device *vdev_template, 1419483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE char *name) 1420483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1421483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_device *usb_dev = usbvision->dev; 1422483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct video_device *vdev; 1423483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1424483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usb_dev == NULL) { 1425d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s: usbvision->dev is not set", __func__); 1426483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return NULL; 1427483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1428483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1429483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE vdev = video_device_alloc(); 1430483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (NULL == vdev) { 1431483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return NULL; 1432483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1433483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE *vdev = *vdev_template; 1434483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// vdev->minor = -1; 14355e85e732f0ed56aa97a3ba26ac2b93ffe597a208Hans Verkuil vdev->parent = &usb_dev->dev; 1436483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE snprintf(vdev->name, sizeof(vdev->name), "%s", name); 1437483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_set_drvdata(vdev, usbvision); 1438483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return vdev; 1439483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1440483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1441483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// unregister video4linux devices 1442483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_unregister_video(struct usb_usbvision *usbvision) 1443483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1444483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // vbi Device: 1445483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vbi) { 1446c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_PROBE, "unregister /dev/vbi%d [v4l2]", 1447c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->vbi->minor & 0x1f); 1448483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vbi->minor != -1) { 1449483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_unregister_device(usbvision->vbi); 1450c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1451483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_device_release(usbvision->vbi); 1452483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1453483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->vbi = NULL; 1454483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1455483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1456483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // Radio Device: 1457483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->rdev) { 1458c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_PROBE, "unregister /dev/radio%d [v4l2]", 1459c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->rdev->minor & 0x1f); 1460483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->rdev->minor != -1) { 1461483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_unregister_device(usbvision->rdev); 1462c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1463483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_device_release(usbvision->rdev); 1464483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1465483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->rdev = NULL; 1466483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1467483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1468483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // Video Device: 1469483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vdev) { 1470c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE PDEBUG(DBG_PROBE, "unregister /dev/video%d [v4l2]", 1471c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->vdev->minor & 0x1f); 1472483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vdev->minor != -1) { 1473483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_unregister_device(usbvision->vdev); 1474c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1475483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE video_device_release(usbvision->vdev); 1476483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1477483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->vdev = NULL; 1478483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1479483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1480483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1481483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE// register video4linux devices 1482483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int __devinit usbvision_register_video(struct usb_usbvision *usbvision) 1483483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1484483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // Video Device: 1485c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->vdev = usbvision_vdev_init(usbvision, 1486c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE &usbvision_video_template, 1487c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "USBVision Video"); 1488483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vdev == NULL) { 1489483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1490483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1491c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (video_register_device(usbvision->vdev, 1492c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE VFL_TYPE_GRABBER, 1493c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE video_nr)<0) { 1494483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1495483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1496c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE printk(KERN_INFO "USBVision[%d]: registered USBVision Video device /dev/video%d [v4l2]\n", 1497c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->nr,usbvision->vdev->minor & 0x1f); 1498483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1499483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // Radio Device: 1500483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision_device_data[usbvision->DevModel].Radio) { 1501483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // usbvision has radio 1502c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->rdev = usbvision_vdev_init(usbvision, 1503c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE &usbvision_radio_template, 1504c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "USBVision Radio"); 1505483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->rdev == NULL) { 1506483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1507483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1508c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (video_register_device(usbvision->rdev, 1509c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE VFL_TYPE_RADIO, 1510c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE radio_nr)<0) { 1511483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1512483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1513c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE printk(KERN_INFO "USBVision[%d]: registered USBVision Radio device /dev/radio%d [v4l2]\n", 1514c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->nr, usbvision->rdev->minor & 0x1f); 1515483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1516483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // vbi Device: 1517483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision_device_data[usbvision->DevModel].vbi) { 1518c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->vbi = usbvision_vdev_init(usbvision, 1519c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE &usbvision_vbi_template, 1520c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE "USBVision VBI"); 1521483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->vdev == NULL) { 1522483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1523483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1524c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if (video_register_device(usbvision->vbi, 1525c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE VFL_TYPE_VBI, 1526c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE vbi_nr)<0) { 1527483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1528483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1529c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE printk(KERN_INFO "USBVision[%d]: registered USBVision VBI device /dev/vbi%d [v4l2] (Not Working Yet!)\n", 1530c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->nr,usbvision->vbi->minor & 0x1f); 1531483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1532483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // all done 1533483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 1534483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1535483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE err_exit: 1536483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE err("USBVision[%d]: video_register_device() failed", usbvision->nr); 1537483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_unregister_video(usbvision); 1538483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -1; 1539483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1540483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1541483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1542483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_alloc() 1543483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1544c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE * This code allocates the struct usb_usbvision. 1545c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE * It is filled with default values. 1546483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1547483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Returns NULL on error, a pointer to usb_usbvision else. 1548483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1549483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1550483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct usb_usbvision *usbvision_alloc(struct usb_device *dev) 1551483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1552483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision; 1553483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1554c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((usbvision = kzalloc(sizeof(struct usb_usbvision), GFP_KERNEL)) == 1555c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE NULL) { 1556483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1557483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1558483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1559483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->dev = dev; 1560483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1561289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_init(&usbvision->lock); /* available */ 1562483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1563483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // prepare control urb for control messages during interrupts 1564483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->ctrlUrb = usb_alloc_urb(USBVISION_URB_FRAMES, GFP_KERNEL); 1565483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->ctrlUrb == NULL) { 1566483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE goto err_exit; 1567483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1568483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE init_waitqueue_head(&usbvision->ctrlUrb_wq); 1569483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1570483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_init_powerOffTimer(usbvision); 1571483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1572483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return usbvision; 1573483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1574483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEerr_exit: 1575483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision && usbvision->ctrlUrb) { 1576483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_free_urb(usbvision->ctrlUrb); 1577483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1578483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision) { 1579483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE kfree(usbvision); 1580483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1581483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return NULL; 1582483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1583483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1584483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1585483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_release() 1586483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1587483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This code does final release of struct usb_usbvision. This happens 1588483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * after the device is disconnected -and- all clients closed their files. 1589483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1590483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1591483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_release(struct usb_usbvision *usbvision) 1592483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1593483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, ""); 1594483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1595289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1596483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1597483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_reset_powerOffTimer(usbvision); 1598483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1599483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->initialized = 0; 1600483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1601289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1602483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1603483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_remove_sysfs(usbvision->vdev); 1604483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_unregister_video(usbvision); 1605483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1606483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->ctrlUrb) { 1607483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_free_urb(usbvision->ctrlUrb); 1608483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1609483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1610483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE kfree(usbvision); 1611483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1612483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1613483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1614483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1615483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1616c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE/*********************** usb interface **********************************/ 1617483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1618483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void usbvision_configure_video(struct usb_usbvision *usbvision) 1619483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1620c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE int model; 1621483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1622483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision == NULL) 1623483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return; 1624483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1625483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE model = usbvision->DevModel; 1626483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->palette = usbvision_v4l2_format[2]; // V4L2_PIX_FMT_RGB24; 1627483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1628c682b3a7fb8ec69ac73511bbb6a378e40aa35f35Trent Piepho if (usbvision_device_data[usbvision->DevModel].Vin_Reg2_override) { 1629c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->Vin_Reg2_Preset = 1630c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_device_data[usbvision->DevModel].Vin_Reg2; 1631483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } else { 1632483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->Vin_Reg2_Preset = 0; 1633483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1634483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1635c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision->tvnormId = usbvision_device_data[model].VideoNorm; 1636483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1637483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->video_inputs = usbvision_device_data[model].VideoChannels; 1638483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->ctl_input = 0; 1639483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1640483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* This should be here to make i2c clients to be able to register */ 1641c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* first switch off audio */ 1642c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_audio_off(usbvision); 1643483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (!PowerOnAtOpen) { 1644c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE /* and then power up the noisy tuner */ 1645c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE usbvision_power_on(usbvision); 16461ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_register(usbvision); 1647483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1648483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1649483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1650483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1651483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_probe() 1652483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1653483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This procedure queries device descriptor and accepts the interface 1654483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * if it looks like USBVISION video device 1655483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1656483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1657659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehabstatic int __devinit usbvision_probe(struct usb_interface *intf, 1658659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab const struct usb_device_id *devid) 1659483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 16602a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE struct usb_device *dev = usb_get_dev(interface_to_usbdev(intf)); 16612a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE struct usb_interface *uif; 1662483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE __u8 ifnum = intf->altsetting->desc.bInterfaceNumber; 1663483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE const struct usb_host_interface *interface; 1664483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = NULL; 1665483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE const struct usb_endpoint_descriptor *endpoint; 16662a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE int model,i; 1667483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1668483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "VID=%#04x, PID=%#04x, ifnum=%u", 1669659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab dev->descriptor.idVendor, 1670659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab dev->descriptor.idProduct, ifnum); 16712a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 1672659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab model = devid->driver_info; 1673f8a389db502f7b287903b209f925df5570ff5478Mauro Carvalho Chehab if ( (model<0) || (model>=usbvision_device_data_size) ) { 1674672d013bed5e144ac641db343251e35d3212c9adThierry MERLE PDEBUG(DBG_PROBE, "model out of bounds %d",model); 1675f8a389db502f7b287903b209f925df5570ff5478Mauro Carvalho Chehab return -ENODEV; 1676f8a389db502f7b287903b209f925df5570ff5478Mauro Carvalho Chehab } 1677d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison printk(KERN_INFO "%s: %s found\n", __func__, 1678659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab usbvision_device_data[model].ModelString); 1679483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1680483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision_device_data[model].Interface >= 0) { 1681483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE interface = &dev->actconfig->interface[usbvision_device_data[model].Interface]->altsetting[0]; 1682c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1683483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE interface = &dev->actconfig->interface[ifnum]->altsetting[0]; 1684483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1685483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE endpoint = &interface->endpoint[1].desc; 1686c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != 1687c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE USB_ENDPOINT_XFER_ISOC) { 1688c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: interface %d. has non-ISO endpoint!", 1689d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, ifnum); 1690c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: Endpoint attributes %d", 1691d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, endpoint->bmAttributes); 1692483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -ENODEV; 1693483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1694c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == 1695c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE USB_DIR_OUT) { 1696c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE err("%s: interface %d. has ISO OUT endpoint!", 1697d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__, ifnum); 1698483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -ENODEV; 1699483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1700483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1701483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if ((usbvision = usbvision_alloc(dev)) == NULL) { 1702d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s: couldn't allocate USBVision struct", __func__); 1703483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return -ENOMEM; 1704483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1705659ae56dcd5a50e4560cb526a0e0dc881418dad4Mauro Carvalho Chehab 1706483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (dev->descriptor.bNumConfigurations > 1) { 1707483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->bridgeType = BRIDGE_NT1004; 1708c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else if (model == DAZZLE_DVC_90_REV_1_SECAM) { 1709483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->bridgeType = BRIDGE_NT1005; 1710c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1711483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->bridgeType = BRIDGE_NT1003; 1712483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1713483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "bridgeType %d", usbvision->bridgeType); 1714483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1715289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1716483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 17172a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE /* compute alternate max packet sizes */ 17182a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE uif = dev->actconfig->interface[0]; 17192a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 17202a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->num_alt=uif->num_altsetting; 17212a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE PDEBUG(DBG_PROBE, "Alternate settings: %i",usbvision->num_alt); 17222a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->alt_max_pkt_size = kmalloc(32* 17232a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->num_alt,GFP_KERNEL); 17242a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE if (usbvision->alt_max_pkt_size == NULL) { 17252a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE err("usbvision: out of memory!\n"); 17260991112c1c4625323df8a582de1b2f8609922248Daniel Walker mutex_unlock(&usbvision->lock); 17272a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE return -ENOMEM; 17282a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE } 17292a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 17302a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE for (i = 0; i < usbvision->num_alt ; i++) { 17312a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[1].desc. 17322a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE wMaxPacketSize); 17332a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->alt_max_pkt_size[i] = 17342a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1); 17352a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE PDEBUG(DBG_PROBE, "Alternate setting %i, max size= %i",i, 17362a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->alt_max_pkt_size[i]); 17372a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE } 17382a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 17392a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE 1740483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->nr = usbvision_nr++; 1741483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1742483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->have_tuner = usbvision_device_data[model].Tuner; 1743483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->have_tuner) { 1744483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->tuner_type = usbvision_device_data[model].TunerType; 1745483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1746483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1747483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->tuner_addr = ADDR_UNSET; 1748483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1749483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->DevModel = model; 1750483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->remove_pending = 0; 1751483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->iface = ifnum; 17522a9f8b5d25beacd034369fca416b548cbf931561Thierry MERLE usbvision->ifaceAlt = 0; 1753483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->video_endp = endpoint->bEndpointAddress; 1754483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->isocPacketSize = 0; 1755483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->usb_bandwidth = 0; 1756483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->user = 0; 1757483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->streaming = Stream_Off; 1758483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_register_video(usbvision); 1759483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_configure_video(usbvision); 1760289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1761483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1762483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1763483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_set_intfdata (intf, usbvision); 1764483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_create_sysfs(usbvision->vdev); 1765483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1766483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1767483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return 0; 1768483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1769483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1770483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1771483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1772483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_disconnect() 1773483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1774483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This procedure stops all driver activity, deallocates interface-private 1775483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * structure (pointed by 'ptr') and after that driver should be removable 1776483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * with no ill consequences. 1777483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1778483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1779483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void __devexit usbvision_disconnect(struct usb_interface *intf) 1780483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1781483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE struct usb_usbvision *usbvision = usb_get_intfdata(intf); 1782483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1783483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, ""); 1784483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1785483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision == NULL) { 1786d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison err("%s: usb_get_intfdata() failed", __func__); 1787483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return; 1788483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1789483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_set_intfdata (intf, NULL); 1790483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1791289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_lock(&usbvision->lock); 1792483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1793483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // At this time we ask to cancel outstanding URBs 1794483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_stop_isoc(usbvision); 1795483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1796483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->power) { 17971ff16c2091a557f8080eb62c087465a87e4330e9Thierry MERLE usbvision_i2c_unregister(usbvision); 1798483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_power_off(usbvision); 1799483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1800483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->remove_pending = 1; // Now all ISO data will be ignored 1801483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1802483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_put_dev(usbvision->dev); 1803483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision->dev = NULL; // USB device is no more 1804483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1805289d4d2f0746715ada41e0945116eb3d62d5f35cMatthias Kaehlcke mutex_unlock(&usbvision->lock); 1806483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1807483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (usbvision->user) { 1808c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE printk(KERN_INFO "%s: In use, disconnect pending\n", 1809d2db42dd4eb53b86a40b96b0b12a7b2d12377bddHarvey Harrison __func__); 1810483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE wake_up_interruptible(&usbvision->wait_frame); 1811483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE wake_up_interruptible(&usbvision->wait_stream); 1812c5f48367fe54c46805774eeea8e828de54a5ad7bThierry MERLE } else { 1813483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_release(usbvision); 1814483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1815483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1816483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1817483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1818483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1819483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic struct usb_driver usbvision_driver = { 1820483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .name = "usbvision", 1821483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .id_table = usbvision_table, 1822483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .probe = usbvision_probe, 1823483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE .disconnect = usbvision_disconnect 1824483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE}; 1825483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1826483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1827483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * usbvision_init() 1828483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1829483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * This code is run to initialize the driver. 1830483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * 1831483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1832483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic int __init usbvision_init(void) 1833483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1834483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE int errCode; 1835483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1836483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, ""); 1837483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1838483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_IO, "IO debugging is enabled [video]"); 1839483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "PROBE debugging is enabled [video]"); 1840c876a3468d0f136710af81595177889953d1ff71Thierry MERLE PDEBUG(DBG_MMAP, "MMAP debugging is enabled [video]"); 1841483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1842483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE /* disable planar mode support unless compression enabled */ 1843483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (isocMode != ISOC_MODE_COMPRESS ) { 1844483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE // FIXME : not the right way to set supported flag 1845483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_v4l2_format[6].supported = 0; // V4L2_PIX_FMT_YVU420 1846483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usbvision_v4l2_format[7].supported = 0; // V4L2_PIX_FMT_YUV422P 1847483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1848483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1849483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE errCode = usb_register(&usbvision_driver); 1850483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1851483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE if (errCode == 0) { 1852de6a1b8edc48155249896f2600398e139f4860c6Dwaine Garden printk(KERN_INFO DRIVER_DESC " : " USBVISION_VERSION_STRING "\n"); 1853483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1854483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE } 1855483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE return errCode; 1856483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1857483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1858483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEstatic void __exit usbvision_exit(void) 1859483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE{ 1860483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, ""); 1861483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1862483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE usb_deregister(&usbvision_driver); 1863483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE PDEBUG(DBG_PROBE, "success"); 1864483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE} 1865483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1866483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_init(usbvision_init); 1867483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLEmodule_exit(usbvision_exit); 1868483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE 1869483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE/* 1870483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Overrides for Emacs so that we follow Linus's tabbing style. 1871483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * --------------------------------------------------------------------------- 1872483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * Local variables: 1873483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * c-basic-offset: 8 1874483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE * End: 1875483dfdb64fd4a9f240c84e0e225a90c044d65402Thierry MERLE */ 1876