diff options
Diffstat (limited to 'drivers/media/video/usbvision/usbvision-video.c')
| -rw-r--r-- | drivers/media/video/usbvision/usbvision-video.c | 1561 |
1 files changed, 762 insertions, 799 deletions
diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c index aa3258bbb4a..868b6886fe7 100644 --- a/drivers/media/video/usbvision/usbvision-video.c +++ b/drivers/media/video/usbvision/usbvision-video.c @@ -36,7 +36,8 @@ * - use submit_urb for all setup packets * - Fix memory settings for nt1004. It is 4 times as big as the * nt1003 memory. - * - Add audio on endpoint 3 for nt1004 chip. Seems impossible, needs a codec interface. Which one? + * - Add audio on endpoint 3 for nt1004 chip. + * Seems impossible, needs a codec interface. Which one? * - Clean up the driver. * - optimization for performance. * - Add Videotext capability (VBI). Working on it..... @@ -77,7 +78,8 @@ #include "usbvision.h" #include "usbvision-cards.h" -#define DRIVER_AUTHOR "Joerg Heckenbach <joerg@heckenbach-aw.de>, Dwaine Garden <DwaineGarden@rogers.com>" +#define DRIVER_AUTHOR "Joerg Heckenbach <joerg@heckenbach-aw.de>,\ + Dwaine Garden <DwaineGarden@rogers.com>" #define DRIVER_NAME "usbvision" #define DRIVER_ALIAS "USBVision" #define DRIVER_DESC "USBVision USB Video Device Driver for Linux" @@ -85,20 +87,25 @@ #define USBVISION_DRIVER_VERSION_MAJOR 0 #define USBVISION_DRIVER_VERSION_MINOR 9 #define USBVISION_DRIVER_VERSION_PATCHLEVEL 9 -#define USBVISION_DRIVER_VERSION KERNEL_VERSION(USBVISION_DRIVER_VERSION_MAJOR,USBVISION_DRIVER_VERSION_MINOR,USBVISION_DRIVER_VERSION_PATCHLEVEL) -#define USBVISION_VERSION_STRING __stringify(USBVISION_DRIVER_VERSION_MAJOR) "." __stringify(USBVISION_DRIVER_VERSION_MINOR) "." __stringify(USBVISION_DRIVER_VERSION_PATCHLEVEL) +#define USBVISION_DRIVER_VERSION KERNEL_VERSION(USBVISION_DRIVER_VERSION_MAJOR,\ +USBVISION_DRIVER_VERSION_MINOR,\ +USBVISION_DRIVER_VERSION_PATCHLEVEL) +#define USBVISION_VERSION_STRING __stringify(USBVISION_DRIVER_VERSION_MAJOR)\ + "." __stringify(USBVISION_DRIVER_VERSION_MINOR)\ + "." __stringify(USBVISION_DRIVER_VERSION_PATCHLEVEL) #define ENABLE_HEXDUMP 0 /* Enable if you need it */ #ifdef USBVISION_DEBUG #define PDEBUG(level, fmt, args...) \ - if (video_debug & (level)) info("[%s:%d] " fmt, __PRETTY_FUNCTION__, __LINE__ , ## args) + if (video_debug & (level)) \ + info("[%s:%d] " fmt, __PRETTY_FUNCTION__, __LINE__ ,\ + ## args) #else #define PDEBUG(level, fmt, args...) do {} while(0) #endif -#define DBG_IOCTL 1<<0 #define DBG_IO 1<<1 #define DBG_PROBE 1<<2 #define DBG_MMAP 1<<3 @@ -108,7 +115,8 @@ #define goto2next(str) while(*str!=' ') str++; while(*str==' ') str++; -static int usbvision_nr = 0; // sequential number of usbvision device +/* sequential number of usbvision device */ +static int usbvision_nr = 0; static struct usbvision_v4l2_format_st usbvision_v4l2_format[] = { { 1, 1, 8, V4L2_PIX_FMT_GREY , "GREY" }, @@ -121,55 +129,32 @@ static struct usbvision_v4l2_format_st usbvision_v4l2_format[] = { { 1, 2, 16, V4L2_PIX_FMT_YUV422P , "YUV422P" } }; -/* supported tv norms */ -static struct usbvision_tvnorm tvnorms[] = { - { - .name = "PAL", - .id = V4L2_STD_PAL, - }, { - .name = "NTSC", - .id = V4L2_STD_NTSC, - }, { - .name = "SECAM", - .id = V4L2_STD_SECAM, - }, { - .name = "PAL-M", - .id = V4L2_STD_PAL_M, - } -}; - -#define TVNORMS ARRAY_SIZE(tvnorms) - -// Function prototypes +/* Function prototypes */ static void usbvision_release(struct usb_usbvision *usbvision); -// Default initalization of device driver parameters -static int isocMode = ISOC_MODE_COMPRESS; // Set the default format for ISOC endpoint -static int video_debug = 0; // Set the default Debug Mode of the device driver -static int PowerOnAtOpen = 1; // Set the default device to power on at startup -static int video_nr = -1; // Sequential Number of Video Device -static int radio_nr = -1; // Sequential Number of Radio Device -static int vbi_nr = -1; // Sequential Number of VBI Device - -// Grab parameters for the device driver - -#if defined(module_param) // Showing parameters under SYSFS +/* Default initalization of device driver parameters */ +/* Set the default format for ISOC endpoint */ +static int isocMode = ISOC_MODE_COMPRESS; +/* Set the default Debug Mode of the device driver */ +static int video_debug = 0; +/* Set the default device to power on at startup */ +static int PowerOnAtOpen = 1; +/* Sequential Number of Video Device */ +static int video_nr = -1; +/* Sequential Number of Radio Device */ +static int radio_nr = -1; +/* Sequential Number of VBI Device */ +static int vbi_nr = -1; + +/* Grab parameters for the device driver */ + +/* Showing parameters under SYSFS */ module_param(isocMode, int, 0444); module_param(video_debug, int, 0444); module_param(PowerOnAtOpen, int, 0444); module_param(video_nr, int, 0444); module_param(radio_nr, int, 0444); module_param(vbi_nr, int, 0444); -#else // Old Style -MODULE_PARAM(isocMode, "i"); -MODULE_PARM(video_debug, "i"); // Grab the Debug Mode of the device driver -MODULE_PARM(adjustCompression, "i"); // Grab the compression to be adaptive -MODULE_PARM(PowerOnAtOpen, "i"); // Grab the device to power on at startup -MODULE_PARM(SwitchSVideoInput, "i"); // To help people with Black and White output with using s-video input. Some cables and input device are wired differently. -MODULE_PARM(video_nr, "i"); // video_nr option allows to specify a certain /dev/videoX device (like /dev/video0 or /dev/video1 ...) -MODULE_PARM(radio_nr, "i"); // radio_nr option allows to specify a certain /dev/radioX device (like /dev/radio0 or /dev/radio1 ...) -MODULE_PARM(vbi_nr, "i"); // vbi_nr option allows to specify a certain /dev/vbiX device (like /dev/vbi0 or /dev/vbi1 ...) -#endif MODULE_PARM_DESC(isocMode, " Set the default format for ISOC endpoint. Default: 0x60 (Compression On)"); MODULE_PARM_DESC(video_debug, " Set the default Debug Mode of the device driver. Default: 0 (Off)"); @@ -187,19 +172,21 @@ MODULE_VERSION(USBVISION_VERSION_STRING); MODULE_ALIAS(DRIVER_ALIAS); -/****************************************************************************************/ -/* SYSFS Code - Copied from the stv680.c usb module. */ -/* Device information is located at /sys/class/video4linux/video0 */ -/* Device parameters information is located at /sys/module/usbvision */ -/* Device USB Information is located at /sys/bus/usb/drivers/USBVision Video Grabber */ -/****************************************************************************************/ +/*****************************************************************************/ +/* SYSFS Code - Copied from the stv680.c usb module. */ +/* Device information is located at /sys/class/video4linux/video0 */ +/* Device parameters information is located at /sys/module/usbvision */ +/* Device USB Information is located at */ +/* /sys/bus/usb/drivers/USBVision Video Grabber */ +/*****************************************************************************/ #define YES_NO(x) ((x) ? "Yes" : "No") static inline struct usb_usbvision *cd_to_usbvision(struct class_device *cd) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); return video_get_drvdata(vdev); } @@ -211,15 +198,18 @@ static CLASS_DEVICE_ATTR(version, S_IRUGO, show_version, NULL); static ssize_t show_model(struct class_device *cd, char *buf) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); struct usb_usbvision *usbvision = video_get_drvdata(vdev); - return sprintf(buf, "%s\n", usbvision_device_data[usbvision->DevModel].ModelString); + return sprintf(buf, "%s\n", + usbvision_device_data[usbvision->DevModel].ModelString); } static CLASS_DEVICE_ATTR(model, S_IRUGO, show_model, NULL); static ssize_t show_hue(struct class_device *cd, char *buf) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); struct usb_usbvision *usbvision = video_get_drvdata(vdev); struct v4l2_control ctrl; ctrl.id = V4L2_CID_HUE; @@ -232,7 +222,8 @@ static CLASS_DEVICE_ATTR(hue, S_IRUGO, show_hue, NULL); static ssize_t show_contrast(struct class_device *cd, char *buf) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); struct usb_usbvision *usbvision = video_get_drvdata(vdev); struct v4l2_control ctrl; ctrl.id = V4L2_CID_CONTRAST; @@ -245,7 +236,8 @@ static CLASS_DEVICE_ATTR(contrast, S_IRUGO, show_contrast, NULL); static ssize_t show_brightness(struct class_device *cd, char *buf) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); struct usb_usbvision *usbvision = video_get_drvdata(vdev); struct v4l2_control ctrl; ctrl.id = V4L2_CID_BRIGHTNESS; @@ -258,7 +250,8 @@ static CLASS_DEVICE_ATTR(brightness, S_IRUGO, show_brightness, NULL); static ssize_t show_saturation(struct class_device *cd, char *buf) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); struct usb_usbvision *usbvision = video_get_drvdata(vdev); struct v4l2_control ctrl; ctrl.id = V4L2_CID_SATURATION; @@ -271,23 +264,28 @@ static CLASS_DEVICE_ATTR(saturation, S_IRUGO, show_saturation, NULL); static ssize_t show_streaming(struct class_device *cd, char *buf) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); struct usb_usbvision *usbvision = video_get_drvdata(vdev); - return sprintf(buf, "%s\n", YES_NO(usbvision->streaming==Stream_On?1:0)); + return sprintf(buf, "%s\n", + YES_NO(usbvision->streaming==Stream_On?1:0)); } static CLASS_DEVICE_ATTR(streaming, S_IRUGO, show_streaming, NULL); static ssize_t show_compression(struct class_device *cd, char *buf) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); struct usb_usbvision *usbvision = video_get_drvdata(vdev); - return sprintf(buf, "%s\n", YES_NO(usbvision->isocMode==ISOC_MODE_COMPRESS)); + return sprintf(buf, "%s\n", + YES_NO(usbvision->isocMode==ISOC_MODE_COMPRESS)); } static CLASS_DEVICE_ATTR(compression, S_IRUGO, show_compression, NULL); static ssize_t show_device_bridge(struct class_device *cd, char *buf) { - struct video_device *vdev = container_of(cd, struct video_device, class_dev); + struct video_device *vdev = + container_of(cd, struct video_device, class_dev); struct usb_usbvision *usbvision = video_get_drvdata(vdev); return sprintf(buf, "%d\n", usbvision->bridgeType); } @@ -376,7 +374,8 @@ static void usbvision_remove_sysfs(struct video_device *vdev) static int usbvision_v4l2_open(struct inode *inode, struct file *file) { struct video_device *dev = video_devdata(file); - struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); int errCode = 0; PDEBUG(DBG_IO, "open"); @@ -390,7 +389,8 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file) /* Allocate memory for the scratch ring buffer */ errCode = usbvision_scratch_alloc(usbvision); if (isocMode==ISOC_MODE_COMPRESS) { - /* Allocate intermediate decompression buffers only if needed */ + /* Allocate intermediate decompression buffers + only if needed */ errCode = usbvision_decompress_alloc(usbvision); } if (errCode) { @@ -421,11 +421,10 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file) if (!errCode) { usbvision_begin_streaming(usbvision); errCode = usbvision_init_isoc(usbvision); - /* device needs to be initialized before isoc transfer */ + /* device must be initialized before isoc transfer */ usbvision_muxsel(usbvision,0); usbvision->user++; - } - else { + } else { if (PowerOnAtOpen) { usbvision_i2c_unregister(usbvision); usbvision_power_off(usbvision); @@ -456,7 +455,8 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file) static int usbvision_v4l2_close(struct inode *inode, struct file *file) { struct video_device *dev = video_devdata(file); - struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); PDEBUG(DBG_IO, "close"); down(&usbvision->lock); @@ -473,7 +473,8 @@ static int usbvision_v4l2_close(struct inode *inode, struct file *file) usbvision->user--; if (PowerOnAtOpen) { - /* power off in a little while to avoid off/on every close/open short sequences */ + /* power off in a little while + to avoid off/on every close/open short sequences */ usbvision_set_powerOffTimer(usbvision); usbvision->initialized = 0; } @@ -498,583 +499,612 @@ static int usbvision_v4l2_close(struct inode *inode, struct file *file) * This is part of Video 4 Linux API. The procedure handles ioctl() calls. * */ -static int usbvision_v4l2_do_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, void *arg) +#ifdef CONFIG_VIDEO_ADV_DEBUG +static int vidioc_g_register (struct file *file, void *priv, + struct v4l2_register *reg) { struct video_device *dev = video_devdata(file); - struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev); - - if (!USBVISION_IS_OPERATIONAL(usbvision)) - return -EFAULT; + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int errCode; - switch (cmd) { + if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) + return -EINVAL; + /* NT100x has a 8-bit register space */ + errCode = usbvision_read_reg(usbvision, reg->reg&0xff); + if (errCode < 0) { + err("%s: VIDIOC_DBG_G_REGISTER failed: error %d", + __FUNCTION__, errCode); + return errCode; + } + return 0; +} -#ifdef CONFIG_VIDEO_ADV_DEBUG - /* ioctls to allow direct acces to the NT100x registers */ - case VIDIOC_DBG_G_REGISTER: - case VIDIOC_DBG_S_REGISTER: - { - struct v4l2_register *reg = arg; - int errCode; - - if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - /* NT100x has a 8-bit register space */ - if (cmd == VIDIOC_DBG_G_REGISTER) - errCode = usbvision_read_reg(usbvision, reg->reg&0xff); - else - errCode = usbvision_write_reg(usbvision, reg->reg&0xff, reg->val); - if (errCode < 0) { - err("%s: VIDIOC_DBG_%c_REGISTER failed: error %d", __FUNCTION__, - cmd == VIDIOC_DBG_G_REGISTER ? 'G' : 'S', errCode); - return errCode; - } - if (cmd == VIDIOC_DBG_S_REGISTER) - reg->val = (u8)errCode; +static int vidioc_s_register (struct file *file, void *priv, + struct v4l2_register *reg) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int errCode; - PDEBUG(DBG_IOCTL, "VIDIOC_DBG_%c_REGISTER reg=0x%02X, value=0x%02X", - cmd == VIDIOC_DBG_G_REGISTER ? 'G' : 'S', - (unsigned int)reg->reg, (unsigned int)reg->val); - return 0; - } + if (!v4l2_chip_match_host(reg->match_type, reg->match_chip)) + return -EINVAL; + /* NT100x has a 8-bit register space */ + reg->val = (u8)usbvision_write_reg(usbvision, reg->reg&0xff, reg->val); + if (reg->val < 0) { + err("%s: VIDIOC_DBG_S_REGISTER failed: error %d", + __FUNCTION__, errCode); + return errCode; + } + return 0; +} #endif - case VIDIOC_QUERYCAP: - { - struct v4l2_capability *vc=arg; - - memset(vc, 0, sizeof(*vc)); - strlcpy(vc->driver, "USBVision", sizeof(vc->driver)); - strlcpy(vc->card, usbvision_device_data[usbvision->DevModel].ModelString, - sizeof(vc->card)); - strlcpy(vc->bus_info, usbvision->dev->dev.bus_id, - sizeof(vc->bus_info)); - vc->version = USBVISION_DRIVER_VERSION; - vc->capabilities = V4L2_CAP_VIDEO_CAPTURE | - V4L2_CAP_AUDIO | - V4L2_CAP_READWRITE | - V4L2_CAP_STREAMING | - (usbvision->have_tuner ? V4L2_CAP_TUNER : 0); - PDEBUG(DBG_IOCTL, "VIDIOC_QUERYCAP"); - return 0; - } - case VIDIOC_ENUMINPUT: - { - struct v4l2_input *vi = arg; - int chan; - - if ((vi->index >= usbvision->video_inputs) || (vi->index < 0) ) - return -EINVAL; - if (usbvision->have_tuner) { - chan = vi->index; - } - else { - chan = vi->index + 1; //skip Television string - } - switch(chan) { - case 0: - if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { - strcpy(vi->name, "White Video Input"); - } - else { - strcpy(vi->name, "Television"); - vi->type = V4L2_INPUT_TYPE_TUNER; - vi->audioset = 1; - vi->tuner = chan; - vi->std = V4L2_STD_PAL | V4L2_STD_NTSC | V4L2_STD_SECAM; - } - break; - case 1: - vi->type = V4L2_INPUT_TYPE_CAMERA; - if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { - strcpy(vi->name, "Green Video Input"); - } - else { - strcpy(vi->name, "Composite Video Input"); - } - vi->std = V4L2_STD_PAL; - break; - case 2: - vi->type = V4L2_INPUT_TYPE_CAMERA; - if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { - strcpy(vi->name, "Yellow Video Input"); - } - else { - strcpy(vi->name, "S-Video Input"); - } - vi->std = V4L2_STD_PAL; - break; - case 3: - vi->type = V4L2_INPUT_TYPE_CAMERA; - strcpy(vi->name, "Red Video Input"); - vi->std = V4L2_STD_PAL; - break; - } - PDEBUG(DBG_IOCTL, "VIDIOC_ENUMINPUT name=%s:%d tuners=%d type=%d norm=%x", - vi->name, vi->index, vi->tuner,vi->type,(int)vi->std); - return 0; - } - case VIDIOC_ENUMSTD: - { - struct v4l2_standard *e = arg; - unsigned int i; - int ret; - - i = e->index; - if (i >= TVNORMS) - return -EINVAL; - ret = v4l2_video_std_construct(e, tvnorms[e->index].id, - tvnorms[e->index].name); - e->index = i; - if (ret < 0) - return ret; - return 0; + +static int vidioc_querycap (struct file *file, void *priv, + struct v4l2_capability *vc) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + + strlcpy(vc->driver, "USBVision", sizeof(vc->driver)); + strlcpy(vc->card, + usbvision_device_data[usbvision->DevModel].ModelString, + sizeof(vc->card)); + strlcpy(vc->bus_info, usbvision->dev->dev.bus_id, + sizeof(vc->bus_info)); + vc->version = USBVISION_DRIVER_VERSION; + vc->capabilities = V4L2_CAP_VIDEO_CAPTURE | + V4L2_CAP_AUDIO | + V4L2_CAP_READWRITE | + V4L2_CAP_STREAMING | + (usbvision->have_tuner ? V4L2_CAP_TUNER : 0); + return 0; +} + +static int vidioc_enum_input (struct file *file, void *priv, + struct v4l2_input *vi) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int chan; + + if ((vi->index >= usbvision->video_inputs) || (vi->index < 0) ) + return -EINVAL; + if (usbvision->have_tuner) { + chan = vi->index; + } else { + chan = vi->index + 1; /*skip Television string*/ + } + /* Determine the requested input characteristics + specific for each usbvision card model */ + switch(chan) { + case 0: + if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { + strcpy(vi->name, "White Video Input"); + } else { + strcpy(vi->name, "Television"); + vi->type = V4L2_INPUT_TYPE_TUNER; + vi->audioset = 1; + vi->tuner = chan; + vi->std = USBVISION_NORMS; } - case VIDIOC_G_INPUT: - { - int *input = arg; - *input = usbvision->ctl_input; - return 0; + break; + case 1: + vi->type = V4L2_INPUT_TYPE_CAMERA; + if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { + strcpy(vi->name, "Green Video Input"); + } else { + strcpy(vi->name, "Composite Video Input"); } - case VIDIOC_S_INPUT: - { - int *input = arg; - if ((*input >= usbvision->video_inputs) || (*input < 0) ) - return -EINVAL; - usbvision->ctl_input = *input; - - down(&usbvision->lock); - usbvision_muxsel(usbvision, usbvision->ctl_input); - usbvision_set_input(usbvision); - usbvision_set_output(usbvision, usbvision->curwidth, usbvision->curheight); - up(&usbvision->lock); - return 0; + vi->std = V4L2_STD_PAL; + break; + case 2: + vi->type = V4L2_INPUT_TYPE_CAMERA; + if (usbvision_device_data[usbvision->DevModel].VideoChannels == 4) { + strcpy(vi->name, "Yellow Video Input"); + } else { + strcpy(vi->name, "S-Video Input"); } - case VIDIOC_G_STD: - { - v4l2_std_id *id = arg; + vi->std = V4L2_STD_PAL; + break; + case 3: + vi->type = V4L2_INPUT_TYPE_CAMERA; + strcpy(vi->name, "Red Video Input"); + vi->std = V4L2_STD_PAL; + break; + } + return 0; +} - *id = usbvision->tvnorm->id; +static int vidioc_g_input (struct file *file, void *priv, unsigned int *input) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); - PDEBUG(DBG_IOCTL, "VIDIOC_G_STD std_id=%s", usbvision->tvnorm->name); - return 0; - } - case VIDIOC_S_STD: - { - v4l2_std_id *id = arg; - unsigned int i; - - for (i = 0; i < TVNORMS; i++) - if (*id == tvnorms[i].id) - break; - if (i == TVNORMS) - for (i = 0; i < TVNORMS; i++) - if (*id & tvnorms[i].id) - break; - if (i == TVNORMS) - return -EINVAL; - - down(&usbvision->lock); - usbvision->tvnorm = &tvnorms[i]; - - call_i2c_clients(usbvision, VIDIOC_S_STD, - &usbvision->tvnorm->id); + *input = usbvision->ctl_input; + return 0; +} - up(&usbvision->lock); +static int vidioc_s_input (struct file *file, void *priv, unsigned int input) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); - PDEBUG(DBG_IOCTL, "VIDIOC_S_STD std_id=%s", usbvision->tvnorm->name); - return 0; - } - case VIDIOC_G_TUNER: - { - struct v4l2_tuner *vt = arg; - - if (!usbvision->have_tuner || vt->index) // Only tuner 0 - return -EINVAL; - strcpy(vt->name, "Television"); - /* Let clients fill in the remainder of this struct */ - call_i2c_clients(usbvision,VIDIOC_G_TUNER,vt); - - PDEBUG(DBG_IOCTL, "VIDIOC_G_TUNER signal=%x, afc=%x",vt->signal,vt->afc); - return 0; - } - case VIDIOC_S_TUNER: - { - struct v4l2_tuner *vt = arg; - - // Only no or one tuner for now - if (!usbvision->have_tuner || vt->index) - return -EINVAL; - /* let clients handle this */ - call_i2c_clients(usbvision,VIDIOC_S_TUNER,vt); - - PDEBUG(DBG_IOCTL, "VIDIOC_S_TUNER"); - return 0; - } - case VIDIOC_G_FREQUENCY: - { - struct v4l2_frequency *freq = arg; - - freq->tuner = 0; // Only one tuner - freq->type = V4L2_TUNER_ANALOG_TV; - freq->frequency = usbvision->freq; - PDEBUG(DBG_IOCTL, "VIDIOC_G_FREQUENCY freq=0x%X", (unsigned)freq->frequency); - return 0; - } - case VIDIOC_S_FREQUENCY: - { - struct v4l2_frequency *freq = arg; - - // Only no or one tuner for now - if (!usbvision->have_tuner || freq->tuner) - return -EINVAL; - - usbvision->freq = freq->frequency; - call_i2c_clients(usbvision, cmd, freq); - PDEBUG(DBG_IOCTL, "VIDIOC_S_FREQUENCY freq=0x%X", (unsigned)freq->frequency); - return 0; - } - case VIDIOC_G_AUDIO: - { - struct v4l2_audio *v = arg; - memset(v,0, sizeof(v)); - strcpy(v->name, "TV"); - PDEBUG(DBG_IOCTL, "VIDIOC_G_AUDIO"); - return 0; - } - case VIDIOC_S_AUDIO: - { - struct v4l2_audio *v = arg; - if(v->index) { - return -EINVAL; - } - PDEBUG(DBG_IOCTL, "VIDIOC_S_AUDIO"); - return 0; - } - case VIDIOC_QUERYCTRL: - { - struct v4l2_queryctrl *ctrl = arg; - int id=ctrl->id; + if ((input >= usbvision->video_inputs) || (input < 0) ) + return -EINVAL; - memset(ctrl,0,sizeof(*ctrl)); - ctrl->id=id; + down(&usbvision->lock); + usbvision_muxsel(usbvision, input); + usbvision_set_input(usbvision); + usbvision_set_output(usbvision, + usbvision->curwidth, + usbvision->curheight); + up(&usbvision->lock); + return 0; +} - call_i2c_clients(usbvision, cmd, arg); +static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + usbvision->tvnormId=*id; - if (ctrl->type) - return 0; - else - return -EINVAL; + down(&usbvision->lock); + call_i2c_clients(usbvision, VIDIOC_S_STD, + &usbvision->tvnormId); + up(&usbvision->lock); + /* propagate the change to the decoder */ + usbvision_muxsel(usbvision, usbvision->ctl_input); - PDEBUG(DBG_IOCTL,"VIDIOC_QUERYCTRL id=%x value=%x",ctrl->id,ctrl->type); - } - case VIDIOC_G_CTRL: - { - struct v4l2_control *ctrl = arg; - call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl); - PDEBUG(DBG_IOCTL,"VIDIOC_G_CTRL id=%x value=%x",ctrl->id,ctrl->value); - return 0; - } - case VIDIOC_S_CTRL: - { - struct v4l2_control *ctrl = arg; + return 0; +} - PDEBUG(DBG_IOCTL, "VIDIOC_S_CTRL id=%x value=%x",ctrl->id,ctrl->value); - call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl); - return 0; - } - case VIDIOC_REQBUFS: - { - struct v4l2_requestbuffers *vr = arg; - int ret; +static int vidioc_g_tuner (struct file *file, void *priv, + struct v4l2_tuner *vt) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); - RESTRICT_TO_RANGE(vr->count,1,USBVISION_NUMFRAMES); + if (!usbvision->have_tuner || vt->index) // Only tuner 0 + return -EINVAL; + if(usbvision->radio) { + strcpy(vt->name, "Radio"); + vt->type = V4L2_TUNER_RADIO; + } else { + strcpy(vt->name, "Television"); + } + /* Let clients fill in the remainder of this struct */ + call_i2c_clients(usbvision,VIDIOC_G_TUNER,vt); - // Check input validity : the user must do a VIDEO CAPTURE and MMAP method. - if((vr->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) || - (vr->memory != V4L2_MEMORY_MMAP)) - return -EINVAL; + return 0; +} - if(usbvision->streaming == Stream_On) { - if ((ret = usbvision_stream_interrupt(usbvision))) - return ret; - } +static int vidioc_s_tuner (struct file *file, void *priv, + struct v4l2_tuner *vt) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); - usbvision_frames_free(usbvision); - usbvision_empty_framequeues(usbvision); - vr->count = usbvision_frames_alloc(usbvision,vr->count); + // Only no or one tuner for now + if (!usbvision->have_tuner || vt->index) + return -EINVAL; + /* let clients handle this */ + call_i2c_clients(usbvision,VIDIOC_S_TUNER,vt); - usbvision->curFrame = NULL; + return 0; +} - PDEBUG(DBG_IOCTL, "VIDIOC_REQBUFS count=%d",vr->count); - return 0; - } - case VIDIOC_QUERYBUF: - { - struct v4l2_buffer *vb = arg; - struct usbvision_frame *frame; +static int vidioc_g_frequency (struct file *file, void *priv, + struct v4l2_frequency *freq) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); - // FIXME : must control that buffers are mapped (VIDIOC_REQBUFS has been called) + freq->tuner = 0; // Only one tuner + if(usbvision->radio) { + freq->type = V4L2_TUNER_RADIO; + } else { + freq->type = V4L2_TUNER_ANALOG_TV; + } + freq->frequency = usbvision->freq; - if(vb->type != V4L2_CAP_VIDEO_CAPTURE) { - return -EINVAL; - } - if(vb->index>=usbvision->num_frames) { - return -EINVAL; - } - // Updating the corresponding frame state - vb->flags = 0; - frame = &usbvision->frame[vb->index]; - if(frame->grabstate >= FrameState_Ready) - vb->flags |= V4L2_BUF_FLAG_QUEUED; - if(frame->grabstate >= FrameState_Done) - vb->flags |= V4L2_BUF_FLAG_DONE; - if(frame->grabstate == FrameState_Unused) - vb->flags |= V4L2_BUF_FLAG_MAPPED; - vb->memory = V4L2_MEMORY_MMAP; - - vb->m.offset = vb->index*PAGE_ALIGN(usbvision->max_frame_size); - - vb->memory = V4L2_MEMORY_MMAP; - vb->field = V4L2_FIELD_NONE; - vb->length = usbvision->curwidth*usbvision->curheight*usbvision->palette.bytes_per_pixel; - vb->timestamp = usbvision->frame[vb->index].timestamp; - vb->sequence = usbvision->frame[vb->index].sequence; - return 0; - } - case VIDIOC_QBUF: - { - struct v4l2_buffer *vb = arg; - struct usbvision_frame *frame; - unsigned long lock_flags; - - // FIXME : works only on VIDEO_CAPTURE MODE, MMAP. - if(vb->type != V4L2_CAP_VIDEO_CAPTURE) { - return -EINVAL; - } - if(vb->index>=usbvision->num_frames) { - return -EINVAL; - } + return 0; +} - frame = &usbvision->frame[vb->index]; +static int vidioc_s_frequency (struct file *file, void *priv, + struct v4l2_frequency *freq) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); - if (frame->grabstate != FrameState_Unused) { - return -EAGAIN; - } + // Only no or one tuner for now + if (!usbvision->have_tuner || freq->tuner) + return -EINVAL; - /* Mark it as ready and enqueue frame */ - frame->grabstate = FrameState_Ready; - frame->scanstate = ScanState_Scanning; - frame->scanlength = 0; /* Accumulated in usbvision_parse_data() */ + usbvision->freq = freq->frequency; + call_i2c_clients(usbvision, VIDIOC_S_FREQUENCY, freq); - vb->flags &= ~V4L2_BUF_FLAG_DONE; + return 0; +} - /* set v4l2_format index */ - frame->v4l2_format = usbvision->palette; +static int vidioc_g_audio (struct file *file, void *priv, struct v4l2_audio *a) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); - spin_lock_irqsave(&usbvision->queue_lock, lock_flags); - list_add_tail(&usbvision->frame[vb->index].frame, &usbvision->inqueue); - spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); + memset(a,0,sizeof(*a)); + if(usbvision->radio) { + strcpy(a->name,"Radio"); + } else { + strcpy(a->name, "TV"); + } - PDEBUG(DBG_IOCTL, "VIDIOC_QBUF frame #%d",vb->index); - return 0; - } - case VIDIOC_DQBUF: - { - struct v4l2_buffer *vb = arg; - int ret; - struct usbvision_frame *f; - unsigned long lock_flags; - - if (vb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - if (list_empty(&(usbvision->outqueue))) { - if (usbvision->streaming == Stream_Idle) - return -EINVAL; - ret = wait_event_interruptible - (usbvision->wait_frame, - !list_empty(&(usbvision->outqueue))); - if (ret) - return ret; - } + return 0; +} - spin_lock_irqsave(&usbvision->queue_lock, lock_flags); - f = list_entry(usbvision->outqueue.next, - struct usbvision_frame, frame); - list_del(usbvision->outqueue.next); - spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); - - f->grabstate = FrameState_Unused; - - vb->memory = V4L2_MEMORY_MMAP; - vb->flags = V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_QUEUED | V4L2_BUF_FLAG_DONE; - vb->index = f->index; - vb->sequence = f->sequence; - vb->timestamp = f->timestamp; - vb->field = V4L2_FIELD_NONE; - vb->bytesused = f->scanlength; - - return 0; - } - case VIDIOC_STREAMON: - { - int b=V4L2_BUF_TYPE_VIDEO_CAPTURE; +static int vidioc_s_audio (struct file *file, void *fh, + struct v4l2_audio *a) +{ + if(a->index) { + return -EINVAL; + } - usbvision->streaming = Stream_On; + return 0; +} - call_i2c_clients(usbvision,VIDIOC_STREAMON , &b); +static int vidioc_queryctrl (struct file *file, void *priv, + struct v4l2_queryctrl *ctrl) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int id=ctrl->id; - PDEBUG(DBG_IOCTL, "VIDIOC_STREAMON"); + memset(ctrl,0,sizeof(*ctrl)); + ctrl->id=id; - return 0; - } - case VIDIOC_STREAMOFF: - { - int *type = arg; - int b=V4L2_BUF_TYPE_VIDEO_CAPTURE; - - if (*type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - if(usbvision->streaming == Stream_On) { - usbvision_stream_interrupt(usbvision); - // Stop all video streamings - call_i2c_clients(usbvision,VIDIOC_STREAMOFF , &b); - } - usbvision_empty_framequeues(usbvision); + call_i2c_clients(usbvision, VIDIOC_QUERYCTRL, ctrl); - PDEBUG(DBG_IOCTL, "VIDIOC_STREAMOFF"); - return 0; - } - case VIDIOC_ENUM_FMT: - { - struct v4l2_fmtdesc *vfd = arg; + if (!ctrl->type) + return -EINVAL; - if(vfd->index>=USBVISION_SUPPORTED_PALETTES-1) { - return -EINVAL; - } - vfd->flags = 0; - vfd->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - strcpy(vfd->description,usbvision_v4l2_format[vfd->index].desc); - vfd->pixelformat = usbvision_v4l2_format[vfd->index].format; - memset(vfd->reserved, 0, sizeof(vfd->reserved)); - return 0; - } - case VIDIOC_G_FMT: - { - struct v4l2_format *vf = arg; - - switch (vf->type) { - case V4L2_BUF_TYPE_VIDEO_CAPTURE: - { - vf->fmt.pix.width = usbvision->curwidth; - vf->fmt.pix.height = usbvision->curheight; - vf->fmt.pix.pixelformat = usbvision->palette.format; - vf->fmt.pix.bytesperline = usbvision->curwidth*usbvision->palette.bytes_per_pixel; - vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*usbvision->curheight; - vf->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; - vf->fmt.pix.field = V4L2_FIELD_NONE; /* Always progressive image */ - PDEBUG(DBG_IOCTL, "VIDIOC_G_FMT w=%d, h=%d, format=%s", - vf->fmt.pix.width, vf->fmt.pix.height,usbvision->palette.desc); - return 0; - } - default: - PDEBUG(DBG_IOCTL, "VIDIOC_G_FMT invalid type %d",vf->type); - return -EINVAL; - } - return 0; - } - case VIDIOC_TRY_FMT: - case VIDIOC_S_FMT: - { - struct v4l2_format *vf = arg; - int formatIdx,ret; - - switch(vf->type) { - case V4L2_BUF_TYPE_VIDEO_CAPTURE: - { - /* Find requested format in available ones */ - for(formatIdx=0;formatIdx<USBVISION_SUPPORTED_PALETTES;formatIdx++) { - if(vf->fmt.pix.pixelformat == usbvision_v4l2_format[formatIdx].format) { - usbvision->palette = usbvision_v4l2_format[formatIdx]; - break; - } - } - /* robustness */ - if(formatIdx == USBVISION_SUPPORTED_PALETTES) { - return -EINVAL; - } - RESTRICT_TO_RANGE(vf->fmt.pix.width, MIN_FRAME_WIDTH, MAX_FRAME_WIDTH); - RESTRICT_TO_RANGE(vf->fmt.pix.height, MIN_FRAME_HEIGHT, MAX_FRAME_HEIGHT); - - vf->fmt.pix.bytesperline = vf->fmt.pix.width*usbvision->palette.bytes_per_pixel; - vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*vf->fmt.pix.height; - - if(cmd == VIDIOC_TRY_FMT) { - PDEBUG(DBG_IOCTL, "VIDIOC_TRY_FMT grabdisplay w=%d, h=%d, format=%s", - vf->fmt.pix.width, vf->fmt.pix.height,usbvision->palette.desc); - return 0; - } - - /* stop io in case it is already in progress */ - if(usbvision->streaming == Stream_On) { - if ((ret = usbvision_stream_interrupt(usbvision))) - return ret; - } - usbvision_frames_free(usbvision); - usbvision_empty_framequeues(usbvision); - - usbvision->curFrame = NULL; - - // by now we are committed to the new data... - down(&usbvision->lock); - usbvision_set_output(usbvision, vf->fmt.pix.width, vf->fmt.pix.height); - up(&usbvision->lock); - - PDEBUG(DBG_IOCTL, "VIDIOC_S_FMT grabdisplay w=%d, h=%d, format=%s", - vf->fmt.pix.width, vf->fmt.pix.height,usbvision->palette.desc); - return 0; - } - default: - return -EINVAL; - } - } - default: - return -ENOIOCTLCMD; + return 0; +} + +static int vidioc_g_ctrl (struct file *file, void *priv, + struct v4l2_control *ctrl) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl); + + return 0; +} + +static int vidioc_s_ctrl (struct file *file, void *priv, + struct v4l2_control *ctrl) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl); + + return 0; +} + +static int vidioc_reqbufs (struct file *file, + void *priv, struct v4l2_requestbuffers *vr) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int ret; + + RESTRICT_TO_RANGE(vr->count,1,USBVISION_NUMFRAMES); + + /* Check input validity: + the user must do a VIDEO CAPTURE and MMAP method. */ + if((vr->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) || + (vr->memory != V4L2_MEMORY_MMAP)) + return -EINVAL; + + if(usbvision->streaming == Stream_On) { + if ((ret = usbvision_stream_interrupt(usbvision))) + return ret; } + + usbvision_frames_free(usbvision); + usbvision_empty_framequeues(usbvision); + vr->count = usbvision_frames_alloc(usbvision,vr->count); + + usbvision->curFrame = NULL; + return 0; } -static int usbvision_v4l2_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static int vidioc_querybuf (struct file *file, + void *priv, struct v4l2_buffer *vb) { - return video_usercopy(inode, file, cmd, arg, usbvision_v4l2_do_ioctl); + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + struct usbvision_frame *frame; + + /* FIXME : must control + that buffers are mapped (VIDIOC_REQBUFS has been called) */ + if(vb->type != V4L2_CAP_VIDEO_CAPTURE) { + return -EINVAL; + } + if(vb->index>=usbvision->num_frames) { + return -EINVAL; + } + /* Updating the corresponding frame state */ + vb->flags = 0; + frame = &usbvision->frame[vb->index]; + if(frame->grabstate >= FrameState_Ready) + vb->flags |= V4L2_BUF_FLAG_QUEUED; + if(frame->grabstate >= FrameState_Done) + vb->flags |= V4L2_BUF_FLAG_DONE; + if(frame->grabstate == FrameState_Unused) + vb->flags |= V4L2_BUF_FLAG_MAPPED; + vb->memory = V4L2_MEMORY_MMAP; + + vb->m.offset = vb->index*PAGE_ALIGN(usbvision->max_frame_size); + + vb->memory = V4L2_MEMORY_MMAP; + vb->field = V4L2_FIELD_NONE; + vb->length = usbvision->curwidth* + usbvision->curheight* + usbvision->palette.bytes_per_pixel; + vb->timestamp = usbvision->frame[vb->index].timestamp; + vb->sequence = usbvision->frame[vb->index].sequence; + return 0; +} + +static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *vb) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + struct usbvision_frame *frame; + unsigned long lock_flags; + + /* FIXME : works only on VIDEO_CAPTURE MODE, MMAP. */ + if(vb->type != V4L2_CAP_VIDEO_CAPTURE) { + return -EINVAL; + } + if(vb->index>=usbvision->num_frames) { + return -EINVAL; + } + + frame = &usbvision->frame[vb->index]; + + if (frame->grabstate != FrameState_Unused) { + return -EAGAIN; + } + + /* Mark it as ready and enqueue frame */ + frame->grabstate = FrameState_Ready; + frame->scanstate = ScanState_Scanning; + frame->scanlength = 0; /* Accumulated in usbvision_parse_data() */ + + vb->flags &= ~V4L2_BUF_FLAG_DONE; + + /* set v4l2_format index */ + frame->v4l2_format = usbvision->palette; + + spin_lock_irqsave(&usbvision->queue_lock, lock_flags); + list_add_tail(&usbvision->frame[vb->index].frame, &usbvision->inqueue); + spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); + + return 0; } +static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *vb) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int ret; + struct usbvision_frame *f; + unsigned long lock_flags; + + if (vb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + if (list_empty(&(usbvision->outqueue))) { + if (usbvision->streaming == Stream_Idle) + return -EINVAL; + ret = wait_event_interruptible + (usbvision->wait_frame, + !list_empty(&(usbvision->outqueue))); + if (ret) + return ret; + } + + spin_lock_irqsave(&usbvision->queue_lock, lock_flags); + f = list_entry(usbvision->outqueue.next, + struct usbvision_frame, frame); + list_del(usbvision->outqueue.next); + spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); + + f->grabstate = FrameState_Unused; + + vb->memory = V4L2_MEMORY_MMAP; + vb->flags = V4L2_BUF_FLAG_MAPPED | + V4L2_BUF_FLAG_QUEUED | + V4L2_BUF_FLAG_DONE; + vb->index = f->index; + vb->sequence = f->sequence; + vb->timestamp = f->timestamp; + vb->field = V4L2_FIELD_NONE; + vb->bytesused = f->scanlength; + + return 0; +} + +static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int b=V4L2_BUF_TYPE_VIDEO_CAPTURE; + + usbvision->streaming = Stream_On; + call_i2c_clients(usbvision,VIDIOC_STREAMON , &b); + + return 0; +} + +static int vidioc_streamoff(struct file *file, + void *priv, enum v4l2_buf_type type) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int b=V4L2_BUF_TYPE_VIDEO_CAPTURE; + + if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + if(usbvision->streaming == Stream_On) { + usbvision_stream_interrupt(usbvision); + /* Stop all video streamings */ + call_i2c_clients(usbvision,VIDIOC_STREAMOFF , &b); + } + usbvision_empty_framequeues(usbvision); + + return 0; +} + +static int vidioc_enum_fmt_cap (struct file *file, void *priv, + struct v4l2_fmtdesc *vfd) +{ + if(vfd->index>=USBVISION_SUPPORTED_PALETTES-1) { + return -EINVAL; + } + vfd->flags = 0; + vfd->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + strcpy(vfd->description,usbvision_v4l2_format[vfd->index].desc); + vfd->pixelformat = usbvision_v4l2_format[vfd->index].format; + memset(vfd->reserved, 0, sizeof(vfd->reserved)); + return 0; +} + +static int vidioc_g_fmt_cap (struct file *file, void *priv, + struct v4l2_format *vf) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + vf->fmt.pix.width = usbvision->curwidth; + vf->fmt.pix.height = usbvision->curheight; + vf->fmt.pix.pixelformat = usbvision->palette.format; + vf->fmt.pix.bytesperline = + usbvision->curwidth*usbvision->palette.bytes_per_pixel; + vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*usbvision->curheight; + vf->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; + vf->fmt.pix.field = V4L2_FIELD_NONE; /* Always progressive image */ + + return 0; +} + +static int vidioc_try_fmt_cap (struct file *file, void *priv, + struct v4l2_format *vf) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int formatIdx; + + /* Find requested format in available ones */ + for(formatIdx=0;formatIdx<USBVISION_SUPPORTED_PALETTES;formatIdx++) { + if(vf->fmt.pix.pixelformat == + usbvision_v4l2_format[formatIdx].format) { + usbvision->palette = usbvision_v4l2_format[formatIdx]; + break; + } + } + /* robustness */ + if(formatIdx == USBVISION_SUPPORTED_PALETTES) { + return -EINVAL; + } + RESTRICT_TO_RANGE(vf->fmt.pix.width, MIN_FRAME_WIDTH, MAX_FRAME_WIDTH); + RESTRICT_TO_RANGE(vf->fmt.pix.height, MIN_FRAME_HEIGHT, MAX_FRAME_HEIGHT); + + vf->fmt.pix.bytesperline = vf->fmt.pix.width* + usbvision->palette.bytes_per_pixel; + vf->fmt.pix.sizeimage = vf->fmt.pix.bytesperline*vf->fmt.pix.height; + + return 0; +} + +static int vidioc_s_fmt_cap(struct file *file, void *priv, + struct v4l2_format *vf) +{ + struct video_device *dev = video_devdata(file); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); + int ret; + + if( 0 != (ret=vidioc_try_fmt_cap (file, priv, vf)) ) { + return ret; + } + + /* stop io in case it is already in progress */ + if(usbvision->streaming == Stream_On) { + if ((ret = usbvision_stream_interrupt(usbvision))) + return ret; + } + usbvision_frames_free(usbvision); + usbvision_empty_framequeues(usbvision); + + usbvision->curFrame = NULL; + + /* by now we are committed to the new data... */ + down(&usbvision->lock); + usbvision_set_output(usbvision, vf->fmt.pix.width, vf->fmt.pix.height); + up(&usbvision->lock); + + return 0; +} static ssize_t usbvision_v4l2_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) { struct video_device *dev = video_devdata(file); - struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); int noblock = file->f_flags & O_NONBLOCK; unsigned long lock_flags; int ret,i; struct usbvision_frame *frame; - PDEBUG(DBG_IO, "%s: %ld bytes, noblock=%d", __FUNCTION__, (unsigned long)count, noblock); + PDEBUG(DBG_IO, "%s: %ld bytes, noblock=%d", __FUNCTION__, + (unsigned long)count, noblock); if (!USBVISION_IS_OPERATIONAL(usbvision) || (buf == NULL)) return -EFAULT; - /* This entry point is compatible with the mmap routines so that a user can do either - VIDIOC_QBUF/VIDIOC_DQBUF to get frames or call read on the device. */ + /* This entry point is compatible with the mmap routines + so that a user can do either VIDIOC_QBUF/VIDIOC_DQBUF + to get frames or call read on the device. */ if(!usbvision->num_frames) { - /* First, allocate some frames to work with if this has not been done with - VIDIOC_REQBUF */ + /* First, allocate some frames to work with + if this has not been done with VIDIOC_REQBUF */ usbvision_frames_free(usbvision); usbvision_empty_framequeues(usbvision); usbvision_frames_alloc(usbvision,USBVISION_NUMFRAMES); @@ -1086,21 +1116,24 @@ static ssize_t usbvision_v4l2_read(struct file *file, char __user *buf, call_i2c_clients(usbvision,VIDIOC_STREAMON , NULL); } - /* Then, enqueue as many frames as possible (like a user of VIDIOC_QBUF would do) */ + /* Then, enqueue as many frames as possible + (like a user of VIDIOC_QBUF would do) */ for(i=0;i<usbvision->num_frames;i++) { frame = &usbvision->frame[i]; if(frame->grabstate == FrameState_Unused) { /* Mark it as ready and enqueue frame */ frame->grabstate = FrameState_Ready; frame->scanstate = ScanState_Scanning; - frame->scanlength = 0; /* Accumulated in usbvision_parse_data() */ + /* Accumulated in usbvision_parse_data() */ + frame->scanlength = 0; /* set v4l2_format index */ frame->v4l2_format = usbvision->palette; spin_lock_irqsave(&usbvision->queue_lock, lock_flags); list_add_tail(&frame->frame, &usbvision->inqueue); - spin_unlock_irqrestore(&usbvision->queue_lock, lock_flags); + spin_unlock_irqrestore(&usbvision->queue_lock, + lock_flags); } } @@ -1128,8 +1161,9 @@ static ssize_t usbvision_v4l2_read(struct file *file, char __user *buf, return 0; } - PDEBUG(DBG_IO, "%s: frmx=%d, bytes_read=%ld, scanlength=%ld", __FUNCTION__, - frame->index, frame->bytes_read, frame->scanlength); + PDEBUG(DBG_IO, "%s: frmx=%d, bytes_read=%ld, scanlength=%ld", + __FUNCTION__, + frame->index, frame->bytes_read, frame->scanlength); /* copy bytes to user space; we allow for partials reads */ if ((count + frame->bytes_read) > (unsigned long)frame->scanlength) @@ -1140,10 +1174,11 @@ static ssize_t usbvision_v4l2_read(struct file *file, char __user *buf, } frame->bytes_read += count; - PDEBUG(DBG_IO, "%s: {copy} count used=%ld, new bytes_read=%ld", __FUNCTION__, - (unsigned long)count, frame->bytes_read); + PDEBUG(DBG_IO, "%s: {copy} count used=%ld, new bytes_read=%ld", + __FUNCTION__, + (unsigned long)count, frame->bytes_read); - // For now, forget the frame if it has not been read in one shot. + /* For now, forget the frame if it has not been read in one shot. */ /* if (frame->bytes_read >= frame->scanlength) {// All data has been read */ frame->bytes_read = 0; @@ -1162,7 +1197,8 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma) u32 i; struct video_device *dev = video_devdata(file); - struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); PDEBUG(DBG_MMAP, "mmap"); @@ -1180,11 +1216,13 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma) } for (i = 0; i < usbvision->num_frames; i++) { - if (((PAGE_ALIGN(usbvision->max_frame_size)*i) >> PAGE_SHIFT) == vma->vm_pgoff) + if (((PAGE_ALIGN(usbvision->max_frame_size)*i) >> PAGE_SHIFT) == + vma->vm_pgoff) break; } if (i == usbvision->num_frames) { - PDEBUG(DBG_MMAP, "mmap: user supplied mapping address is out of range"); + PDEBUG(DBG_MMAP, + "mmap: user supplied mapping address is out of range"); up(&usbvision->lock); return -EINVAL; } @@ -1218,8 +1256,8 @@ static int usbvision_v4l2_mmap(struct file *file, struct vm_area_struct *vma) static int usbvision_radio_open(struct inode *inode, struct file *file) { struct video_device *dev = video_devdata(file); - struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev); - struct v4l2_frequency freq; + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); int errCode = 0; PDEBUG(DBG_IO, "%s:", __FUNCTION__); @@ -1249,8 +1287,6 @@ static int usbvision_radio_open(struct inode *inode, struct file *file) // If so far no errors then we shall start the radio usbvision->radio = 1; call_i2c_clients(usbvision,AUDC_SET_RADIO,&usbvision->tuner_type); - freq.frequency = 1517; //SWR3 @ 94.8MHz - call_i2c_clients(usbvision, VIDIOC_S_FREQUENCY, &freq); usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO); usbvision->user++; } @@ -1270,7 +1306,8 @@ static int usbvision_radio_open(struct inode *inode, struct file *file) static int usbvision_radio_close(struct inode *inode, struct file *file) { struct video_device *dev = video_devdata(file); - struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev); + struct usb_usbvision *usbvision = + (struct usb_usbvision *) video_get_drvdata(dev); int errCode = 0; PDEBUG(DBG_IO, ""); @@ -1304,149 +1341,6 @@ static int usbvision_radio_close(struct inode *inode, struct file *file) return errCode; } -static int usbvision_do_radio_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, void *arg) -{ - struct video_device *dev = video_devdata(file); - struct usb_usbvision *usbvision = (struct usb_usbvision *) video_get_drvdata(dev); - - if (!USBVISION_IS_OPERATIONAL(usbvision)) - return -EIO; - - switch (cmd) { - case VIDIOC_QUERYCAP: - { - struct v4l2_capability *vc=arg; - - memset(vc, 0, sizeof(*vc)); - strlcpy(vc->driver, "USBVision", sizeof(vc->driver)); - strlcpy(vc->card, usbvision_device_data[usbvision->DevModel].ModelString, - sizeof(vc->card)); - strlcpy(vc->bus_info, usbvision->dev->dev.bus_id, - sizeof(vc->bus_info)); - vc->version = USBVISION_DRIVER_VERSION; - vc->capabilities = (usbvision->have_tuner ? V4L2_CAP_TUNER : 0); - PDEBUG(DBG_IO, "VIDIOC_QUERYCAP"); - return 0; - } - case VIDIOC_QUERYCTRL: - { - struct v4l2_queryctrl *ctrl = arg; - int id=ctrl->id; - - memset(ctrl,0,sizeof(*ctrl)); - ctrl->id=id; - - call_i2c_clients(usbvision, cmd, arg); - PDEBUG(DBG_IO,"VIDIOC_QUERYCTRL id=%x value=%x",ctrl->id,ctrl->type); - - if (ctrl->type) - return 0; - else - return -EINVAL; - - } - case VIDIOC_G_CTRL: - { - struct v4l2_control *ctrl = arg; - - call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl); - PDEBUG(DBG_IO,"VIDIOC_G_CTRL id=%x value=%x",ctrl->id,ctrl->value); - return 0; - } - case VIDIOC_S_CTRL: - { - struct v4l2_control *ctrl = arg; - - call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl); - PDEBUG(DBG_IO, "VIDIOC_S_CTRL id=%x value=%x",ctrl->id,ctrl->value); - return 0; - } - case VIDIOC_G_TUNER: - { - struct v4l2_tuner *t = arg; - - if (t->index > 0) - return -EINVAL; - - memset(t,0,sizeof(*t)); - strcpy(t->name, "Radio"); - t->type = V4L2_TUNER_RADIO; - - /* Let clients fill in the remainder of this struct */ - call_i2c_clients(usbvision,VIDIOC_G_TUNER,t); - PDEBUG(DBG_IO, "VIDIOC_G_TUNER signal=%x, afc=%x",t->signal,t->afc); - return 0; - } - case VIDIOC_S_TUNER: - { - struct v4l2_tuner *vt = arg; - - // Only no or one tuner for now - if (!usbvision->have_tuner || vt->index) - return -EINVAL; - /* let clients handle this */ - call_i2c_clients(usbvision,VIDIOC_S_TUNER,vt); - - PDEBUG(DBG_IO, "VIDIOC_S_TUNER"); - return 0; - } - case VIDIOC_G_AUDIO: - { - struct v4l2_audio *a = arg; - - memset(a,0,sizeof(*a)); - strcpy(a->name,"Radio"); - PDEBUG(DBG_IO, "VIDIOC_G_AUDIO"); - return 0; - } - case VIDIOC_S_AUDIO: - case VIDIOC_S_INPUT: - case VIDIOC_S_STD: - return 0; - - case VIDIOC_G_FREQUENCY: - { - struct v4l2_frequency *f = arg; - - memset(f,0,sizeof(*f)); - - f->type = V4L2_TUNER_RADIO; - f->frequency = usbvision->freq; - call_i2c_clients(usbvision, cmd, f); - PDEBUG(DBG_IO, "VIDIOC_G_FREQUENCY freq=0x%X", (unsigned)f->frequency); - - return 0; - } - case VIDIOC_S_FREQUENCY: - { - struct v4l2_frequency *f = arg; - - if (f->tuner != 0) - return -EINVAL; - usbvision->freq = f->frequency; - call_i2c_clients(usbvision, cmd, f); - PDEBUG(DBG_IO, "VIDIOC_S_FREQUENCY freq=0x%X", (unsigned)f->frequency); - - return 0; - } - default: - { - PDEBUG(DBG_IO, "%s: Unknown command %x", __FUNCTION__, cmd); - return -ENOIOCTLCMD; - } - } - return 0; -} - - -static int usbvision_radio_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) -{ - return video_usercopy(inode, file, cmd, arg, usbvision_do_radio_ioctl); -} - - /* * Here comes the stuff for vbi on usbvision based devices * @@ -1454,21 +1348,21 @@ static int usbvision_radio_ioctl(struct inode *inode, struct file *file, static int usbvision_vbi_open(struct inode *inode, struct file *file) { /* TODO */ - return -EINVAL; + return -ENODEV; } static int usbvision_vbi_close(struct inode *inode, struct file *file) { /* TODO */ - return -EINVAL; + return -ENODEV; } static int usbvision_do_vbi_ioctl(struct inode *inode, struct file *file, unsigned int cmd, void *arg) { /* TODO */ - return -EINVAL; + return -ENOIOCTLCMD; } static int usbvision_vbi_ioctl(struct inode *inode, struct file *file, @@ -1489,8 +1383,11 @@ static const struct file_operations usbvision_fops = { .release = usbvision_v4l2_close, .read = usbvision_v4l2_read, .mmap = usbvision_v4l2_mmap, - .ioctl = usbvision_v4l2_ioctl, + .ioctl = video_ioctl2, .llseek = no_llseek, +/* .poll = video_poll, */ + .mmap = usbvision_v4l2_mmap, + .compat_ioctl = v4l_compat_ioctl32, }; static struct video_device usbvision_video_template = { .owner = THIS_MODULE, @@ -1500,6 +1397,39 @@ static struct video_device usbvision_video_template = { .name = "usbvision-video", .release = video_device_release, .minor = -1, + .vidioc_querycap = vidioc_querycap, + .vidioc_enum_fmt_cap = vidioc_enum_fmt_cap, + .vidioc_g_fmt_cap = vidioc_g_fmt_cap, + .vidioc_try_fmt_cap = vidioc_try_fmt_cap, + .vidioc_s_fmt_cap = vidioc_s_fmt_cap, + .vidioc_reqbufs = vidioc_reqbufs, + .vidioc_querybuf = vidioc_querybuf, + .vidioc_qbuf = vidioc_qbuf, + .vidioc_dqbuf = vidioc_dqbuf, + .vidioc_s_std = vidioc_s_std, + .vidioc_enum_input = vidioc_enum_input, + .vidioc_g_input = vidioc_g_input, + .vidioc_s_input = vidioc_s_input, + .vidioc_queryctrl = vidioc_queryctrl, + .vidioc_g_audio = vidioc_g_audio, + .vidioc_g_audio = vidioc_s_audio, + .vidioc_g_ctrl = vidioc_g_ctrl, + .vidioc_s_ctrl = vidioc_s_ctrl, + .vidioc_streamon = vidioc_streamon, + .vidioc_streamoff = vidioc_streamoff, +#ifdef CONFIG_VIDEO_V4L1_COMPAT +/* .vidiocgmbuf = vidiocgmbuf, */ +#endif + .vidioc_g_tuner = vidioc_g_tuner, + .vidioc_s_tuner = vidioc_s_tuner, + .vidioc_g_frequency = vidioc_g_frequency, + .vidioc_s_frequency = vidioc_s_frequency, +#ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_register = vidioc_g_register, + .vidioc_s_register = vidioc_s_register, +#endif + .tvnorms = USBVISION_NORMS, + .current_norm = V4L2_STD_PAL }; @@ -1508,8 +1438,9 @@ static const struct file_operations usbvision_radio_fops = { .owner = THIS_MODULE, .open = usbvision_radio_open, .release = usbvision_radio_close, - .ioctl = usbvision_radio_ioctl, + .ioctl = video_ioctl2, .llseek = no_llseek, + .compat_ioctl = v4l_compat_ioctl32, }; static struct video_device usbvision_radio_template= @@ -1518,12 +1449,27 @@ static struct video_device usbvision_radio_template= .type = VID_TYPE_TUNER, .hardware = VID_HARDWARE_USBVISION, .fops = &usbvision_radio_fops, - .release = video_device_release, .name = "usbvision-radio", + .release = video_device_release, .minor = -1, + .vidioc_querycap = vidioc_querycap, + .vidioc_enum_input = vidioc_enum_input, + .vidioc_g_input = vidioc_g_input, + .vidioc_s_input = vidioc_s_input, + .vidioc_queryctrl = vidioc_queryctrl, + .vidioc_g_audio = vidioc_g_audio, + .vidioc_g_audio = vidioc_s_audio, + .vidioc_g_ctrl = vidioc_g_ctrl, + .vidioc_s_ctrl = vidioc_s_ctrl, + .vidioc_g_tuner = vidioc_g_tuner, + .vidioc_s_tuner = vidioc_s_tuner, + .vidioc_g_frequency = vidioc_g_frequency, + .vidioc_s_frequency = vidioc_s_frequency, + + .tvnorms = USBVISION_NORMS, + .current_norm = V4L2_STD_PAL }; - // vbi template static const struct file_operations usbvision_vbi_fops = { .owner = THIS_MODULE, @@ -1531,6 +1477,7 @@ static const struct file_operations usbvision_vbi_fops = { .release = usbvision_vbi_close, .ioctl = usbvision_vbi_ioctl, .llseek = no_llseek, + .compat_ioctl = v4l_compat_ioctl32, }; static struct video_device usbvision_vbi_template= @@ -1574,11 +1521,11 @@ static void usbvision_unregister_video(struct usb_usbvision *usbvision) { // vbi Device: if (usbvision->vbi) { - PDEBUG(DBG_PROBE, "unregister /dev/vbi%d [v4l2]", usbvision->vbi->minor & 0x1f); + PDEBUG(DBG_PROBE, "unregister /dev/vbi%d [v4l2]", + usbvision->vbi->minor & 0x1f); if (usbvision->vbi->minor != -1) { video_unregister_device(usbvision->vbi); - } - else { + } else { video_device_release(usbvision->vbi); } usbvision->vbi = NULL; @@ -1586,11 +1533,11 @@ static void usbvision_unregister_video(struct usb_usbvision *usbvision) // Radio Device: if (usbvision->rdev) { - PDEBUG(DBG_PROBE, "unregister /dev/radio%d [v4l2]", usbvision->rdev->minor & 0x1f); + PDEBUG(DBG_PROBE, "unregister /dev/radio%d [v4l2]", + usbvision->rdev->minor & 0x1f); if (usbvision->rdev->minor != -1) { video_unregister_device(usbvision->rdev); - } - else { + } else { video_device_release(usbvision->rdev); } usbvision->rdev = NULL; @@ -1598,11 +1545,11 @@ static void usbvision_unregister_video(struct usb_usbvision *usbvision) // Video Device: if (usbvision->vdev) { - PDEBUG(DBG_PROBE, "unregister /dev/video%d [v4l2]", usbvision->vdev->minor & 0x1f); + PDEBUG(DBG_PROBE, "unregister /dev/video%d [v4l2]", + usbvision->vdev->minor & 0x1f); if (usbvision->vdev->minor != -1) { video_unregister_device(usbvision->vdev); - } - else { + } else { video_device_release(usbvision->vdev); } usbvision->vdev = NULL; @@ -1613,37 +1560,52 @@ static void usbvision_unregister_video(struct usb_usbvision *usbvision) static int __devinit usbvision_register_video(struct usb_usbvision *usbvision) { // Video Device: - usbvision->vdev = usbvision_vdev_init(usbvision, &usbvision_video_template, "USBVision Video"); + usbvision->vdev = usbvision_vdev_init(usbvision, + &usbvision_video_template, + "USBVision Video"); if (usbvision->vdev == NULL) { goto err_exit; } - if (video_register_device(usbvision->vdev, VFL_TYPE_GRABBER, video_nr)<0) { + if (video_register_device(usbvision->vdev, + VFL_TYPE_GRABBER, + video_nr)<0) { goto err_exit; } - printk(KERN_INFO "USBVision[%d]: registered USBVision Video device /dev/video%d [v4l2]\n", usbvision->nr,usbvision->vdev->minor & 0x1f); + printk(KERN_INFO "USBVision[%d]: registered USBVision Video device /dev/video%d [v4l2]\n", + usbvision->nr,usbvision->vdev->minor & 0x1f); // Radio Device: if (usbvision_device_data[usbvision->DevModel].Radio) { // usbvision has radio - usbvision->rdev = usbvision_vdev_init(usbvision, &usbvision_radio_template, "USBVision Radio"); + usbvision->rdev = usbvision_vdev_init(usbvision, + &usbvision_radio_template, + "USBVision Radio"); if (usbvision->rdev == NULL) { goto err_exit; } - if (video_register_device(usbvision->rdev, VFL_TYPE_RADIO, radio_nr)<0) { + if (video_register_device(usbvision->rdev, + VFL_TYPE_RADIO, + radio_nr)<0) { goto err_exit; } - printk(KERN_INFO "USBVision[%d]: registered USBVision Radio device /dev/radio%d [v4l2]\n", usbvision->nr, usbvision->rdev->minor & 0x1f); + printk(KERN_INFO "USBVision[%d]: registered USBVision Radio device /dev/radio%d [v4l2]\n", + usbvision->nr, usbvision->rdev->minor & 0x1f); } // vbi Device: if (usbvision_device_data[usbvision->DevModel].vbi) { - usbvision->vbi = usbvision_vdev_init(usbvision, &usbvision_vbi_template, "USBVision VBI"); + usbvision->vbi = usbvision_vdev_init(usbvision, + &usbvision_vbi_template, + "USBVision VBI"); if (usbvision->vdev == NULL) { goto err_exit; } - if (video_register_device(usbvision->vbi, VFL_TYPE_VBI, vbi_nr)<0) { + if (video_register_device(usbvision->vbi, + VFL_TYPE_VBI, + vbi_nr)<0) { goto err_exit; } - printk(KERN_INFO "USBVision[%d]: registered USBVision VBI device /dev/vbi%d [v4l2] (Not Working Yet!)\n", usbvision->nr,usbvision->vbi->minor & 0x1f); + printk(KERN_INFO "USBVision[%d]: registered USBVision VBI device /dev/vbi%d [v4l2] (Not Working Yet!)\n", + usbvision->nr,usbvision->vbi->minor & 0x1f); } // all done return 0; @@ -1657,7 +1619,8 @@ static int __devinit usbvision_register_video(struct usb_usbvision *usbvision) /* * usbvision_alloc() * - * This code allocates the struct usb_usbvision. It is filled with default values. + * This code allocates the struct usb_usbvision. + * It is filled with default values. * * Returns NULL on error, a pointer to usb_usbvision else. * @@ -1666,7 +1629,8 @@ static struct usb_usbvision *usbvision_alloc(struct usb_device *dev) { struct usb_usbvision *usbvision; - if ((usbvision = kzalloc(sizeof(struct usb_usbvision), GFP_KERNEL)) == NULL) { + if ((usbvision = kzalloc(sizeof(struct usb_usbvision), GFP_KERNEL)) == + NULL) { goto err_exit; } @@ -1728,11 +1692,11 @@ static void usbvision_release(struct usb_usbvision *usbvision) } -/******************************** usb interface *****************************************/ +/*********************** usb interface **********************************/ static void usbvision_configure_video(struct usb_usbvision *usbvision) { - int model,i; + int model; if (usbvision == NULL) return; @@ -1741,25 +1705,23 @@ static void usbvision_configure_video(struct usb_usbvision *usbvision) usbvision->palette = usbvision_v4l2_format[2]; // V4L2_PIX_FMT_RGB24; if (usbvision_device_data[usbvision->DevModel].Vin_Reg2_override) { - usbvision->Vin_Reg2_Preset = usbvision_device_data[usbvision->DevModel].Vin_Reg2; + usbvision->Vin_Reg2_Preset = + usbvision_device_data[usbvision->DevModel].Vin_Reg2; } else { usbvision->Vin_Reg2_Preset = 0; } - for (i = 0; i < TVNORMS; i++) - if (usbvision_device_data[model].VideoNorm == tvnorms[i].mode) - break; - if (i == TVNORMS) - i = 0; - usbvision->tvnorm = &tvnorms[i]; /* set default norm */ + usbvision->tvnormId = usbvision_device_data[model].VideoNorm; usbvision->video_inputs = usbvision_device_data[model].VideoChannels; usbvision->ctl_input = 0; /* This should be here to make i2c clients to be able to register */ - usbvision_audio_off(usbvision); //first switch off audio + /* first switch off audio */ + usbvision_audio_off(usbvision); if (!PowerOnAtOpen) { - usbvision_power_on(usbvision); //and then power up the noisy tuner + /* and then power up the noisy tuner */ + usbvision_power_on(usbvision); usbvision_i2c_register(usbvision); } } @@ -1796,18 +1758,22 @@ static int __devinit usbvision_probe(struct usb_interface *intf, if (usbvision_device_data[model].Interface >= 0) { interface = &dev->actconfig->interface[usbvision_device_data[model].Interface]->altsetting[0]; - } - else { + } else { interface = &dev->actconfig->interface[ifnum]->altsetting[0]; } endpoint = &interface->endpoint[1].desc; - if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_ISOC) { - err("%s: interface %d. has non-ISO endpoint!", __FUNCTION__, ifnum); - err("%s: Endpoint attributes %d", __FUNCTION__, endpoint->bmAttributes); + if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != + USB_ENDPOINT_XFER_ISOC) { + err("%s: interface %d. has non-ISO endpoint!", + __FUNCTION__, ifnum); + err("%s: Endpoint attributes %d", + __FUNCTION__, endpoint->bmAttributes); return -ENODEV; } - if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) { - err("%s: interface %d. has ISO OUT endpoint!", __FUNCTION__, ifnum); + if ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == + USB_DIR_OUT) { + err("%s: interface %d. has ISO OUT endpoint!", + __FUNCTION__, ifnum); return -ENODEV; } @@ -1818,11 +1784,9 @@ static int __devinit usbvision_probe(struct usb_interface *intf, if (dev->descriptor.bNumConfigurations > 1) { usbvision->bridgeType = BRIDGE_NT1004; - } - else if (model == DAZZLE_DVC_90_REV_1_SECAM) { + } else if (model == DAZZLE_DVC_90_REV_1_SECAM) { usbvision->bridgeType = BRIDGE_NT1005; - } - else { + } else { usbvision->bridgeType = BRIDGE_NT1003; } PDEBUG(DBG_PROBE, "bridgeType %d", usbvision->bridgeType); @@ -1919,11 +1883,11 @@ static void __devexit usbvision_disconnect(struct usb_interface *intf) up(&usbvision->lock); if (usbvision->user) { - printk(KERN_INFO "%s: In use, disconnect pending\n", __FUNCTION__); + printk(KERN_INFO "%s: In use, disconnect pending\n", + __FUNCTION__); wake_up_interruptible(&usbvision->wait_frame); wake_up_interruptible(&usbvision->wait_stream); - } - else { + } else { usbvision_release(usbvision); } @@ -1950,7 +1914,6 @@ static int __init usbvision_init(void) PDEBUG(DBG_PROBE, ""); - PDEBUG(DBG_IOCTL, "IOCTL debugging is enabled [video]"); PDEBUG(DBG_IO, "IO debugging is enabled [video]"); PDEBUG(DBG_PROBE, "PROBE debugging is enabled [video]"); PDEBUG(DBG_MMAP, "MMAP debugging is enabled [video]"); |