/* The user yanked out the cable... */
static void usb_pwc_disconnect(struct usb_interface *intf)
{
struct v4l2_device *v = usb_get_intfdata(intf);
struct pwc_device *pdev = container_of(v, struct pwc_device, v4l2_dev);
mutex_lock(&pdev->vb_queue_lock);
mutex_lock(&pdev->v4l2_lock);
/* No need to keep the urbs around after disconnection */
if (pdev->vb_queue.streaming)
pwc_isoc_cleanup(pdev);
pdev->udev = NULL;
pwc_cleanup_queued_bufs(pdev);
v4l2_device_disconnect(&pdev->v4l2_dev);
video_unregister_device(&pdev->vdev);
mutex_unlock(&pdev->v4l2_lock);
mutex_unlock(&pdev->vb_queue_lock);
#ifdef CONFIG_USB_PWC_INPUT_EVDEV
if (pdev->button_dev)
input_unregister_device(pdev->button_dev);
#endif
v4l2_device_put(&pdev->v4l2_dev);
}
static void au0828_usb_disconnect(struct usb_interface *interface)
{
struct au0828_dev *dev = usb_get_intfdata(interface);
dprintk(1, "%s()\n", __func__);
/* there is a small window after disconnect, before
dev->usbdev is NULL, for poll (e.g: IR) try to access
the device and fill the dmesg with error messages.
Set the status so poll routines can check and avoid
access after disconnect.
*/
dev->dev_state = DEV_DISCONNECTED;
au0828_rc_unregister(dev);
/* Digital TV */
au0828_dvb_unregister(dev);
usb_set_intfdata(interface, NULL);
mutex_lock(&dev->mutex);
dev->usbdev = NULL;
mutex_unlock(&dev->mutex);
#ifdef CONFIG_BACKPORT_VIDEO_AU0828_V4L2
if (AUVI_INPUT(0).type != AU0828_VMUX_UNDEFINED) {
au0828_analog_unregister(dev);
v4l2_device_disconnect(&dev->v4l2_dev);
v4l2_device_put(&dev->v4l2_dev);
return;
}
#endif
au0828_usb_release(dev);
}
/* Called when the last user of the video device exits. */
static void v4l2_device_release(struct device *cd)
{
struct video_device *vdev = to_video_device(cd);
struct v4l2_device *v4l2_dev = vdev->v4l2_dev;
mutex_lock(&videodev_lock);
if (video_device[vdev->minor] != vdev) {
mutex_unlock(&videodev_lock);
/* should not happen */
WARN_ON(1);
return;
}
/* Free up this device for reuse */
video_device[vdev->minor] = NULL;
/* Delete the cdev on this minor as well */
cdev_del(vdev->cdev);
/* Just in case some driver tries to access this from
the release() callback. */
vdev->cdev = NULL;
/* Mark device node number as free */
devnode_clear(vdev);
mutex_unlock(&videodev_lock);
/* Release video_device and perform other
cleanups as needed. */
vdev->release(vdev);
/* Decrease v4l2_device refcount */
if (v4l2_dev)
v4l2_device_put(v4l2_dev);
}
/******************************************************************************
*
* cpia2_disconnect
*
*****************************************************************************/
static void cpia2_usb_disconnect(struct usb_interface *intf)
{
struct camera_data *cam = usb_get_intfdata(intf);
usb_set_intfdata(intf, NULL);
DBG("Stopping stream\n");
cpia2_usb_stream_stop(cam);
mutex_lock(&cam->v4l2_lock);
DBG("Unregistering camera\n");
cpia2_unregister_camera(cam);
v4l2_device_disconnect(&cam->v4l2_dev);
mutex_unlock(&cam->v4l2_lock);
v4l2_device_put(&cam->v4l2_dev);
if(cam->buffers) {
DBG("Wakeup waiting processes\n");
cam->curbuff->status = FRAME_READY;
cam->curbuff->length = 0;
wake_up_interruptible(&cam->wq_stream);
}
DBG("Releasing interface\n");
usb_driver_release_interface(&cpia2_driver, intf);
LOG("CPiA2 camera disconnected.\n");
}
/*
* si470x_usb_driver_disconnect - disconnect the device
*/
static void si470x_usb_driver_disconnect(struct usb_interface *intf)
{
struct si470x_device *radio = usb_get_intfdata(intf);
mutex_lock(&radio->lock);
v4l2_device_disconnect(&radio->v4l2_dev);
video_unregister_device(&radio->videodev);
usb_set_intfdata(intf, NULL);
mutex_unlock(&radio->lock);
v4l2_device_put(&radio->v4l2_dev);
}
/* Called when the last user of the video device exits. */
static void v4l2_device_release(struct device *cd)
{
struct video_device *vdev = to_video_device(cd);
struct v4l2_device *v4l2_dev = vdev->v4l2_dev;
mutex_lock(&videodev_lock);
if (WARN_ON(video_device[vdev->minor] != vdev)) {
/* should not happen */
mutex_unlock(&videodev_lock);
return;
}
/* Free up this device for reuse */
video_device[vdev->minor] = NULL;
/* Delete the cdev on this minor as well */
cdev_del(vdev->cdev);
/* Just in case some driver tries to access this from
the release() callback. */
vdev->cdev = NULL;
/* Mark device node number as free */
devnode_clear(vdev);
mutex_unlock(&videodev_lock);
#if defined(CONFIG_MEDIA_CONTROLLER)
if (v4l2_dev->mdev) {
/* Remove interfaces and interface links */
media_devnode_remove(vdev->intf_devnode);
if (vdev->entity.function != MEDIA_ENT_F_UNKNOWN)
media_device_unregister_entity(&vdev->entity);
}
#endif
/* Do not call v4l2_device_put if there is no release callback set.
* Drivers that have no v4l2_device release callback might free the
* v4l2_dev instance in the video_device release callback below, so we
* must perform this check here.
*
* TODO: In the long run all drivers that use v4l2_device should use the
* v4l2_device release callback. This check will then be unnecessary.
*/
if (v4l2_dev->release == NULL)
v4l2_dev = NULL;
/* Release video_device and perform other
cleanups as needed. */
vdev->release(vdev);
/* Decrease v4l2_device refcount */
if (v4l2_dev)
v4l2_device_put(v4l2_dev);
}
static int vivid_remove(struct platform_device *pdev)
{
struct vivid_dev *dev;
unsigned i;
for (i = 0; vivid_devs[i]; i++) {
dev = vivid_devs[i];
if (dev->has_vid_cap) {
v4l2_info(&dev->v4l2_dev, "unregistering %s\n",
video_device_node_name(&dev->vid_cap_dev));
video_unregister_device(&dev->vid_cap_dev);
}
if (dev->has_vid_out) {
v4l2_info(&dev->v4l2_dev, "unregistering %s\n",
video_device_node_name(&dev->vid_out_dev));
video_unregister_device(&dev->vid_out_dev);
}
if (dev->has_vbi_cap) {
v4l2_info(&dev->v4l2_dev, "unregistering %s\n",
video_device_node_name(&dev->vbi_cap_dev));
video_unregister_device(&dev->vbi_cap_dev);
}
if (dev->has_vbi_out) {
v4l2_info(&dev->v4l2_dev, "unregistering %s\n",
video_device_node_name(&dev->vbi_out_dev));
video_unregister_device(&dev->vbi_out_dev);
}
if (dev->has_sdr_cap) {
v4l2_info(&dev->v4l2_dev, "unregistering %s\n",
video_device_node_name(&dev->sdr_cap_dev));
video_unregister_device(&dev->sdr_cap_dev);
}
if (dev->has_radio_rx) {
v4l2_info(&dev->v4l2_dev, "unregistering %s\n",
video_device_node_name(&dev->radio_rx_dev));
video_unregister_device(&dev->radio_rx_dev);
}
if (dev->has_radio_tx) {
v4l2_info(&dev->v4l2_dev, "unregistering %s\n",
video_device_node_name(&dev->radio_tx_dev));
video_unregister_device(&dev->radio_tx_dev);
}
if (dev->has_fb) {
v4l2_info(&dev->v4l2_dev, "unregistering fb%d\n",
dev->fb_info.node);
unregister_framebuffer(&dev->fb_info);
vivid_fb_release_buffers(dev);
}
v4l2_device_put(&dev->v4l2_dev);
vivid_devs[i] = NULL;
}
return 0;
}
void usbtv_video_free(struct usbtv *usbtv)
{
mutex_lock(&usbtv->vb2q_lock);
mutex_lock(&usbtv->v4l2_lock);
usbtv_stop(usbtv);
video_unregister_device(&usbtv->vdev);
v4l2_device_disconnect(&usbtv->v4l2_dev);
mutex_unlock(&usbtv->v4l2_lock);
mutex_unlock(&usbtv->vb2q_lock);
v4l2_device_put(&usbtv->v4l2_dev);
}
static void usbtv_disconnect(struct usb_interface *intf)
{
struct usbtv *usbtv = usb_get_intfdata(intf);
usb_set_intfdata(intf, NULL);
if (!usbtv)
return;
usbtv_audio_free(usbtv);
usbtv_video_free(usbtv);
usb_put_dev(usbtv->udev);
usbtv->udev = NULL;
/* the usbtv structure will be deallocated when v4l2 will be
done using it */
v4l2_device_put(&usbtv->v4l2_dev);
}
/* Called when the last user of the video device exits. */
static void v4l2_device_release(struct device *cd)
{
struct video_device *vdev = to_video_device(cd);
struct v4l2_device *v4l2_dev = vdev->v4l2_dev;
mutex_lock(&videodev_lock);
if (video_device[vdev->minor] != vdev) {
mutex_unlock(&videodev_lock);
/* should not happen */
WARN_ON(1);
return;
}
/* Free up this device for reuse */
video_device[vdev->minor] = NULL;
/* Delete the cdev on this minor as well */
cdev_del(vdev->cdev);
/* Just in case some driver tries to access this from
the release() callback. */
vdev->cdev = NULL;
/* Mark device node number as free */
devnode_clear(vdev);
mutex_unlock(&videodev_lock);
#if defined(CONFIG_MEDIA_CONTROLLER)
if (vdev->v4l2_dev && vdev->v4l2_dev->mdev &&
vdev->vfl_type != VFL_TYPE_SUBDEV)
media_device_unregister_entity(&vdev->entity);
#endif
/* Release video_device and perform other
cleanups as needed. */
vdev->release(vdev);
/* Decrease v4l2_device refcount */
if (v4l2_dev)
v4l2_device_put(v4l2_dev);
}
static void au0828_usb_disconnect(struct usb_interface *interface)
{
struct au0828_dev *dev = usb_get_intfdata(interface);
dprintk(1, "%s()\n", __func__);
au0828_rc_unregister(dev);
/* Digital TV */
au0828_dvb_unregister(dev);
usb_set_intfdata(interface, NULL);
mutex_lock(&dev->mutex);
dev->usbdev = NULL;
mutex_unlock(&dev->mutex);
#ifdef CPTCFG_VIDEO_AU0828_V4L2
if (AUVI_INPUT(0).type != AU0828_VMUX_UNDEFINED) {
au0828_analog_unregister(dev);
v4l2_device_disconnect(&dev->v4l2_dev);
v4l2_device_put(&dev->v4l2_dev);
return;
}
#endif
au0828_usb_release(dev);
}
static int vivid_create_instance(struct platform_device *pdev, int inst)
{
static const struct v4l2_dv_timings def_dv_timings =
V4L2_DV_BT_CEA_1280X720P60;
unsigned in_type_counter[4] = { 0, 0, 0, 0 };
unsigned out_type_counter[4] = { 0, 0, 0, 0 };
int ccs_cap = ccs_cap_mode[inst];
int ccs_out = ccs_out_mode[inst];
bool has_tuner;
bool has_modulator;
struct vivid_dev *dev;
struct video_device *vfd;
struct vb2_queue *q;
unsigned node_type = node_types[inst];
v4l2_std_id tvnorms_cap = 0, tvnorms_out = 0;
int ret;
int i;
/* allocate main vivid state structure */
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return -ENOMEM;
dev->inst = inst;
/* register v4l2_device */
snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name),
"%s-%03d", VIVID_MODULE_NAME, inst);
ret = v4l2_device_register(&pdev->dev, &dev->v4l2_dev);
if (ret) {
kfree(dev);
return ret;
}
dev->v4l2_dev.release = vivid_dev_release;
/* start detecting feature set */
/* do we use single- or multi-planar? */
dev->multiplanar = multiplanar[inst] > 1;
v4l2_info(&dev->v4l2_dev, "using %splanar format API\n",
dev->multiplanar ? "multi" : "single ");
/* how many inputs do we have and of what type? */
dev->num_inputs = num_inputs[inst];
if (dev->num_inputs < 1)
dev->num_inputs = 1;
if (dev->num_inputs >= MAX_INPUTS)
dev->num_inputs = MAX_INPUTS;
for (i = 0; i < dev->num_inputs; i++) {
dev->input_type[i] = (input_types[inst] >> (i * 2)) & 0x3;
dev->input_name_counter[i] = in_type_counter[dev->input_type[i]]++;
}
dev->has_audio_inputs = in_type_counter[TV] && in_type_counter[SVID];
/* how many outputs do we have and of what type? */
dev->num_outputs = num_outputs[inst];
if (dev->num_outputs < 1)
dev->num_outputs = 1;
if (dev->num_outputs >= MAX_OUTPUTS)
dev->num_outputs = MAX_OUTPUTS;
for (i = 0; i < dev->num_outputs; i++) {
dev->output_type[i] = ((output_types[inst] >> i) & 1) ? HDMI : SVID;
dev->output_name_counter[i] = out_type_counter[dev->output_type[i]]++;
}
dev->has_audio_outputs = out_type_counter[SVID];
/* do we create a video capture device? */
dev->has_vid_cap = node_type & 0x0001;
/* do we create a vbi capture device? */
if (in_type_counter[TV] || in_type_counter[SVID]) {
dev->has_raw_vbi_cap = node_type & 0x0004;
dev->has_sliced_vbi_cap = node_type & 0x0008;
dev->has_vbi_cap = dev->has_raw_vbi_cap | dev->has_sliced_vbi_cap;
}
/* do we create a video output device? */
dev->has_vid_out = node_type & 0x0100;
/* do we create a vbi output device? */
if (out_type_counter[SVID]) {
dev->has_raw_vbi_out = node_type & 0x0400;
dev->has_sliced_vbi_out = node_type & 0x0800;
dev->has_vbi_out = dev->has_raw_vbi_out | dev->has_sliced_vbi_out;
}
/* do we create a radio receiver device? */
dev->has_radio_rx = node_type & 0x0010;
/* do we create a radio transmitter device? */
dev->has_radio_tx = node_type & 0x1000;
/* do we create a software defined radio capture device? */
dev->has_sdr_cap = node_type & 0x0020;
/* do we have a tuner? */
has_tuner = ((dev->has_vid_cap || dev->has_vbi_cap) && in_type_counter[TV]) ||
dev->has_radio_rx || dev->has_sdr_cap;
/* do we have a modulator? */
has_modulator = dev->has_radio_tx;
if (dev->has_vid_cap)
/* do we have a framebuffer for overlay testing? */
dev->has_fb = node_type & 0x10000;
/* can we do crop/compose/scaling while capturing? */
if (no_error_inj && ccs_cap == -1)
ccs_cap = 7;
/* if ccs_cap == -1, then the use can select it using controls */
if (ccs_cap != -1) {
dev->has_crop_cap = ccs_cap & 1;
dev->has_compose_cap = ccs_cap & 2;
dev->has_scaler_cap = ccs_cap & 4;
v4l2_info(&dev->v4l2_dev, "Capture Crop: %c Compose: %c Scaler: %c\n",
dev->has_crop_cap ? 'Y' : 'N',
dev->has_compose_cap ? 'Y' : 'N',
dev->has_scaler_cap ? 'Y' : 'N');
}
/* can we do crop/compose/scaling with video output? */
if (no_error_inj && ccs_out == -1)
ccs_out = 7;
/* if ccs_out == -1, then the use can select it using controls */
if (ccs_out != -1) {
dev->has_crop_out = ccs_out & 1;
dev->has_compose_out = ccs_out & 2;
dev->has_scaler_out = ccs_out & 4;
v4l2_info(&dev->v4l2_dev, "Output Crop: %c Compose: %c Scaler: %c\n",
dev->has_crop_out ? 'Y' : 'N',
dev->has_compose_out ? 'Y' : 'N',
dev->has_scaler_out ? 'Y' : 'N');
}
/* end detecting feature set */
if (dev->has_vid_cap) {
/* set up the capabilities of the video capture device */
dev->vid_cap_caps = dev->multiplanar ?
V4L2_CAP_VIDEO_CAPTURE_MPLANE :
V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OVERLAY;
dev->vid_cap_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE;
if (dev->has_audio_inputs)
dev->vid_cap_caps |= V4L2_CAP_AUDIO;
if (in_type_counter[TV])
dev->vid_cap_caps |= V4L2_CAP_TUNER;
}
if (dev->has_vid_out) {
/* set up the capabilities of the video output device */
dev->vid_out_caps = dev->multiplanar ?
V4L2_CAP_VIDEO_OUTPUT_MPLANE :
V4L2_CAP_VIDEO_OUTPUT;
if (dev->has_fb)
dev->vid_out_caps |= V4L2_CAP_VIDEO_OUTPUT_OVERLAY;
dev->vid_out_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE;
if (dev->has_audio_outputs)
dev->vid_out_caps |= V4L2_CAP_AUDIO;
}
if (dev->has_vbi_cap) {
/* set up the capabilities of the vbi capture device */
dev->vbi_cap_caps = (dev->has_raw_vbi_cap ? V4L2_CAP_VBI_CAPTURE : 0) |
(dev->has_sliced_vbi_cap ? V4L2_CAP_SLICED_VBI_CAPTURE : 0);
dev->vbi_cap_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE;
if (dev->has_audio_inputs)
dev->vbi_cap_caps |= V4L2_CAP_AUDIO;
if (in_type_counter[TV])
dev->vbi_cap_caps |= V4L2_CAP_TUNER;
}
if (dev->has_vbi_out) {
/* set up the capabilities of the vbi output device */
dev->vbi_out_caps = (dev->has_raw_vbi_out ? V4L2_CAP_VBI_OUTPUT : 0) |
(dev->has_sliced_vbi_out ? V4L2_CAP_SLICED_VBI_OUTPUT : 0);
dev->vbi_out_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE;
if (dev->has_audio_outputs)
dev->vbi_out_caps |= V4L2_CAP_AUDIO;
}
if (dev->has_sdr_cap) {
/* set up the capabilities of the sdr capture device */
dev->sdr_cap_caps = V4L2_CAP_SDR_CAPTURE | V4L2_CAP_TUNER;
dev->sdr_cap_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE;
}
/* set up the capabilities of the radio receiver device */
if (dev->has_radio_rx)
dev->radio_rx_caps = V4L2_CAP_RADIO | V4L2_CAP_RDS_CAPTURE |
V4L2_CAP_HW_FREQ_SEEK | V4L2_CAP_TUNER |
V4L2_CAP_READWRITE;
/* set up the capabilities of the radio transmitter device */
if (dev->has_radio_tx)
dev->radio_tx_caps = V4L2_CAP_RDS_OUTPUT | V4L2_CAP_MODULATOR |
V4L2_CAP_READWRITE;
/* initialize the test pattern generator */
tpg_init(&dev->tpg, 640, 360);
if (tpg_alloc(&dev->tpg, MAX_ZOOM * MAX_WIDTH))
goto free_dev;
dev->scaled_line = vzalloc(MAX_ZOOM * MAX_WIDTH);
if (!dev->scaled_line)
goto free_dev;
dev->blended_line = vzalloc(MAX_ZOOM * MAX_WIDTH);
if (!dev->blended_line)
goto free_dev;
/* load the edid */
dev->edid = vmalloc(256 * 128);
if (!dev->edid)
goto free_dev;
/* create a string array containing the names of all the preset timings */
while (v4l2_dv_timings_presets[dev->query_dv_timings_size].bt.width)
dev->query_dv_timings_size++;
dev->query_dv_timings_qmenu = kmalloc(dev->query_dv_timings_size *
(sizeof(void *) + 32), GFP_KERNEL);
if (dev->query_dv_timings_qmenu == NULL)
goto free_dev;
for (i = 0; i < dev->query_dv_timings_size; i++) {
const struct v4l2_bt_timings *bt = &v4l2_dv_timings_presets[i].bt;
char *p = (char *)&dev->query_dv_timings_qmenu[dev->query_dv_timings_size];
u32 htot, vtot;
p += i * 32;
dev->query_dv_timings_qmenu[i] = p;
htot = V4L2_DV_BT_FRAME_WIDTH(bt);
vtot = V4L2_DV_BT_FRAME_HEIGHT(bt);
snprintf(p, 32, "%ux%u%s%u",
bt->width, bt->height, bt->interlaced ? "i" : "p",
(u32)bt->pixelclock / (htot * vtot));
}
/* disable invalid ioctls based on the feature set */
if (!dev->has_audio_inputs) {
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_AUDIO);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_AUDIO);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_ENUMAUDIO);
v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_S_AUDIO);
v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_G_AUDIO);
v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_ENUMAUDIO);
}
if (!dev->has_audio_outputs) {
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_AUDOUT);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_AUDOUT);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUMAUDOUT);
v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_S_AUDOUT);
v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_G_AUDOUT);
v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_ENUMAUDOUT);
}
if (!in_type_counter[TV] && !in_type_counter[SVID]) {
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_STD);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_STD);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_ENUMSTD);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_QUERYSTD);
}
if (!out_type_counter[SVID]) {
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_STD);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_STD);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUMSTD);
}
if (!has_tuner && !has_modulator) {
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_FREQUENCY);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_FREQUENCY);
v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_S_FREQUENCY);
v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_G_FREQUENCY);
}
if (!has_tuner) {
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_TUNER);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_TUNER);
v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_S_TUNER);
v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_G_TUNER);
}
if (in_type_counter[HDMI] == 0) {
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_EDID);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_EDID);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_DV_TIMINGS_CAP);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_G_DV_TIMINGS);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_DV_TIMINGS);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_ENUM_DV_TIMINGS);
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_QUERY_DV_TIMINGS);
}
if (out_type_counter[HDMI] == 0) {
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_EDID);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_DV_TIMINGS_CAP);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_DV_TIMINGS);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_DV_TIMINGS);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUM_DV_TIMINGS);
}
if (!dev->has_fb) {
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_FBUF);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_FBUF);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_OVERLAY);
}
v4l2_disable_ioctl(&dev->vid_cap_dev, VIDIOC_S_HW_FREQ_SEEK);
v4l2_disable_ioctl(&dev->vbi_cap_dev, VIDIOC_S_HW_FREQ_SEEK);
v4l2_disable_ioctl(&dev->sdr_cap_dev, VIDIOC_S_HW_FREQ_SEEK);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_S_FREQUENCY);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_G_FREQUENCY);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUM_FRAMESIZES);
v4l2_disable_ioctl(&dev->vid_out_dev, VIDIOC_ENUM_FRAMEINTERVALS);
v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_S_FREQUENCY);
v4l2_disable_ioctl(&dev->vbi_out_dev, VIDIOC_G_FREQUENCY);
/* configure internal data */
dev->fmt_cap = &vivid_formats[0];
dev->fmt_out = &vivid_formats[0];
if (!dev->multiplanar)
vivid_formats[0].data_offset[0] = 0;
dev->webcam_size_idx = 1;
dev->webcam_ival_idx = 3;
tpg_s_fourcc(&dev->tpg, dev->fmt_cap->fourcc);
dev->std_cap = V4L2_STD_PAL;
dev->std_out = V4L2_STD_PAL;
if (dev->input_type[0] == TV || dev->input_type[0] == SVID)
tvnorms_cap = V4L2_STD_ALL;
if (dev->output_type[0] == SVID)
tvnorms_out = V4L2_STD_ALL;
dev->dv_timings_cap = def_dv_timings;
dev->dv_timings_out = def_dv_timings;
dev->tv_freq = 2804 /* 175.25 * 16 */;
dev->tv_audmode = V4L2_TUNER_MODE_STEREO;
dev->tv_field_cap = V4L2_FIELD_INTERLACED;
dev->tv_field_out = V4L2_FIELD_INTERLACED;
dev->radio_rx_freq = 95000 * 16;
dev->radio_rx_audmode = V4L2_TUNER_MODE_STEREO;
if (dev->has_radio_tx) {
dev->radio_tx_freq = 95500 * 16;
dev->radio_rds_loop = false;
}
dev->radio_tx_subchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_RDS;
dev->sdr_adc_freq = 300000;
dev->sdr_fm_freq = 50000000;
dev->edid_max_blocks = dev->edid_blocks = 2;
memcpy(dev->edid, vivid_hdmi_edid, sizeof(vivid_hdmi_edid));
ktime_get_ts(&dev->radio_rds_init_ts);
/* create all controls */
ret = vivid_create_controls(dev, ccs_cap == -1, ccs_out == -1, no_error_inj,
in_type_counter[TV] || in_type_counter[SVID] ||
out_type_counter[SVID],
in_type_counter[HDMI] || out_type_counter[HDMI]);
if (ret)
goto unreg_dev;
/*
* update the capture and output formats to do a proper initial
* configuration.
*/
vivid_update_format_cap(dev, false);
vivid_update_format_out(dev);
v4l2_ctrl_handler_setup(&dev->ctrl_hdl_vid_cap);
v4l2_ctrl_handler_setup(&dev->ctrl_hdl_vid_out);
v4l2_ctrl_handler_setup(&dev->ctrl_hdl_vbi_cap);
v4l2_ctrl_handler_setup(&dev->ctrl_hdl_vbi_out);
v4l2_ctrl_handler_setup(&dev->ctrl_hdl_radio_rx);
v4l2_ctrl_handler_setup(&dev->ctrl_hdl_radio_tx);
v4l2_ctrl_handler_setup(&dev->ctrl_hdl_sdr_cap);
/* initialize overlay */
dev->fb_cap.fmt.width = dev->src_rect.width;
dev->fb_cap.fmt.height = dev->src_rect.height;
dev->fb_cap.fmt.pixelformat = dev->fmt_cap->fourcc;
dev->fb_cap.fmt.bytesperline = dev->src_rect.width * tpg_g_twopixelsize(&dev->tpg, 0) / 2;
dev->fb_cap.fmt.sizeimage = dev->src_rect.height * dev->fb_cap.fmt.bytesperline;
/* initialize locks */
spin_lock_init(&dev->slock);
mutex_init(&dev->mutex);
/* init dma queues */
INIT_LIST_HEAD(&dev->vid_cap_active);
INIT_LIST_HEAD(&dev->vid_out_active);
INIT_LIST_HEAD(&dev->vbi_cap_active);
INIT_LIST_HEAD(&dev->vbi_out_active);
INIT_LIST_HEAD(&dev->sdr_cap_active);
/* start creating the vb2 queues */
if (dev->has_vid_cap) {
/* initialize vid_cap queue */
q = &dev->vb_vid_cap_q;
q->type = dev->multiplanar ? V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE :
V4L2_BUF_TYPE_VIDEO_CAPTURE;
q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
q->drv_priv = dev;
q->buf_struct_size = sizeof(struct vivid_buffer);
q->ops = &vivid_vid_cap_qops;
q->mem_ops = &vb2_vmalloc_memops;
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 2;
q->lock = &dev->mutex;
ret = vb2_queue_init(q);
if (ret)
goto unreg_dev;
}
if (dev->has_vid_out) {
/* initialize vid_out queue */
q = &dev->vb_vid_out_q;
q->type = dev->multiplanar ? V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE :
V4L2_BUF_TYPE_VIDEO_OUTPUT;
q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_WRITE;
q->drv_priv = dev;
q->buf_struct_size = sizeof(struct vivid_buffer);
q->ops = &vivid_vid_out_qops;
q->mem_ops = &vb2_vmalloc_memops;
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 2;
q->lock = &dev->mutex;
ret = vb2_queue_init(q);
if (ret)
goto unreg_dev;
}
if (dev->has_vbi_cap) {
/* initialize vbi_cap queue */
q = &dev->vb_vbi_cap_q;
q->type = dev->has_raw_vbi_cap ? V4L2_BUF_TYPE_VBI_CAPTURE :
V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
q->drv_priv = dev;
q->buf_struct_size = sizeof(struct vivid_buffer);
q->ops = &vivid_vbi_cap_qops;
q->mem_ops = &vb2_vmalloc_memops;
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 2;
q->lock = &dev->mutex;
ret = vb2_queue_init(q);
if (ret)
goto unreg_dev;
}
if (dev->has_vbi_out) {
/* initialize vbi_out queue */
q = &dev->vb_vbi_out_q;
q->type = dev->has_raw_vbi_out ? V4L2_BUF_TYPE_VBI_OUTPUT :
V4L2_BUF_TYPE_SLICED_VBI_OUTPUT;
q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_WRITE;
q->drv_priv = dev;
q->buf_struct_size = sizeof(struct vivid_buffer);
q->ops = &vivid_vbi_out_qops;
q->mem_ops = &vb2_vmalloc_memops;
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 2;
q->lock = &dev->mutex;
ret = vb2_queue_init(q);
if (ret)
goto unreg_dev;
}
if (dev->has_sdr_cap) {
/* initialize sdr_cap queue */
q = &dev->vb_sdr_cap_q;
q->type = V4L2_BUF_TYPE_SDR_CAPTURE;
q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
q->drv_priv = dev;
q->buf_struct_size = sizeof(struct vivid_buffer);
q->ops = &vivid_sdr_cap_qops;
q->mem_ops = &vb2_vmalloc_memops;
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 8;
q->lock = &dev->mutex;
ret = vb2_queue_init(q);
if (ret)
goto unreg_dev;
}
if (dev->has_fb) {
/* Create framebuffer for testing capture/output overlay */
ret = vivid_fb_init(dev);
if (ret)
goto unreg_dev;
v4l2_info(&dev->v4l2_dev, "Framebuffer device registered as fb%d\n",
dev->fb_info.node);
}
/* finally start creating the device nodes */
if (dev->has_vid_cap) {
vfd = &dev->vid_cap_dev;
strlcpy(vfd->name, "vivid-vid-cap", sizeof(vfd->name));
vfd->fops = &vivid_fops;
vfd->ioctl_ops = &vivid_ioctl_ops;
vfd->release = video_device_release_empty;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->queue = &dev->vb_vid_cap_q;
vfd->tvnorms = tvnorms_cap;
/*
* Provide a mutex to v4l2 core. It will be used to protect
* all fops and v4l2 ioctls.
*/
vfd->lock = &dev->mutex;
video_set_drvdata(vfd, dev);
ret = video_register_device(vfd, VFL_TYPE_GRABBER, vid_cap_nr[inst]);
if (ret < 0)
goto unreg_dev;
v4l2_info(&dev->v4l2_dev, "V4L2 capture device registered as %s\n",
video_device_node_name(vfd));
}
if (dev->has_vid_out) {
vfd = &dev->vid_out_dev;
strlcpy(vfd->name, "vivid-vid-out", sizeof(vfd->name));
vfd->vfl_dir = VFL_DIR_TX;
vfd->fops = &vivid_fops;
vfd->ioctl_ops = &vivid_ioctl_ops;
vfd->release = video_device_release_empty;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->queue = &dev->vb_vid_out_q;
vfd->tvnorms = tvnorms_out;
/*
* Provide a mutex to v4l2 core. It will be used to protect
* all fops and v4l2 ioctls.
*/
vfd->lock = &dev->mutex;
video_set_drvdata(vfd, dev);
ret = video_register_device(vfd, VFL_TYPE_GRABBER, vid_out_nr[inst]);
if (ret < 0)
goto unreg_dev;
v4l2_info(&dev->v4l2_dev, "V4L2 output device registered as %s\n",
video_device_node_name(vfd));
}
if (dev->has_vbi_cap) {
vfd = &dev->vbi_cap_dev;
strlcpy(vfd->name, "vivid-vbi-cap", sizeof(vfd->name));
vfd->fops = &vivid_fops;
vfd->ioctl_ops = &vivid_ioctl_ops;
vfd->release = video_device_release_empty;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->queue = &dev->vb_vbi_cap_q;
vfd->lock = &dev->mutex;
vfd->tvnorms = tvnorms_cap;
video_set_drvdata(vfd, dev);
ret = video_register_device(vfd, VFL_TYPE_VBI, vbi_cap_nr[inst]);
if (ret < 0)
goto unreg_dev;
v4l2_info(&dev->v4l2_dev, "V4L2 capture device registered as %s, supports %s VBI\n",
video_device_node_name(vfd),
(dev->has_raw_vbi_cap && dev->has_sliced_vbi_cap) ?
"raw and sliced" :
(dev->has_raw_vbi_cap ? "raw" : "sliced"));
}
if (dev->has_vbi_out) {
vfd = &dev->vbi_out_dev;
strlcpy(vfd->name, "vivid-vbi-out", sizeof(vfd->name));
vfd->vfl_dir = VFL_DIR_TX;
vfd->fops = &vivid_fops;
vfd->ioctl_ops = &vivid_ioctl_ops;
vfd->release = video_device_release_empty;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->queue = &dev->vb_vbi_out_q;
vfd->lock = &dev->mutex;
vfd->tvnorms = tvnorms_out;
video_set_drvdata(vfd, dev);
ret = video_register_device(vfd, VFL_TYPE_VBI, vbi_out_nr[inst]);
if (ret < 0)
goto unreg_dev;
v4l2_info(&dev->v4l2_dev, "V4L2 output device registered as %s, supports %s VBI\n",
video_device_node_name(vfd),
(dev->has_raw_vbi_out && dev->has_sliced_vbi_out) ?
"raw and sliced" :
(dev->has_raw_vbi_out ? "raw" : "sliced"));
}
if (dev->has_sdr_cap) {
vfd = &dev->sdr_cap_dev;
strlcpy(vfd->name, "vivid-sdr-cap", sizeof(vfd->name));
vfd->fops = &vivid_fops;
vfd->ioctl_ops = &vivid_ioctl_ops;
vfd->release = video_device_release_empty;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->queue = &dev->vb_sdr_cap_q;
vfd->lock = &dev->mutex;
video_set_drvdata(vfd, dev);
ret = video_register_device(vfd, VFL_TYPE_SDR, sdr_cap_nr[inst]);
if (ret < 0)
goto unreg_dev;
v4l2_info(&dev->v4l2_dev, "V4L2 capture device registered as %s\n",
video_device_node_name(vfd));
}
if (dev->has_radio_rx) {
vfd = &dev->radio_rx_dev;
strlcpy(vfd->name, "vivid-rad-rx", sizeof(vfd->name));
vfd->fops = &vivid_radio_fops;
vfd->ioctl_ops = &vivid_ioctl_ops;
vfd->release = video_device_release_empty;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->lock = &dev->mutex;
video_set_drvdata(vfd, dev);
ret = video_register_device(vfd, VFL_TYPE_RADIO, radio_rx_nr[inst]);
if (ret < 0)
goto unreg_dev;
v4l2_info(&dev->v4l2_dev, "V4L2 receiver device registered as %s\n",
video_device_node_name(vfd));
}
if (dev->has_radio_tx) {
vfd = &dev->radio_tx_dev;
strlcpy(vfd->name, "vivid-rad-tx", sizeof(vfd->name));
vfd->vfl_dir = VFL_DIR_TX;
vfd->fops = &vivid_radio_fops;
vfd->ioctl_ops = &vivid_ioctl_ops;
vfd->release = video_device_release_empty;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->lock = &dev->mutex;
video_set_drvdata(vfd, dev);
ret = video_register_device(vfd, VFL_TYPE_RADIO, radio_tx_nr[inst]);
if (ret < 0)
goto unreg_dev;
v4l2_info(&dev->v4l2_dev, "V4L2 transmitter device registered as %s\n",
video_device_node_name(vfd));
}
/* Now that everything is fine, let's add it to device list */
vivid_devs[inst] = dev;
return 0;
unreg_dev:
video_unregister_device(&dev->radio_tx_dev);
video_unregister_device(&dev->radio_rx_dev);
video_unregister_device(&dev->sdr_cap_dev);
video_unregister_device(&dev->vbi_out_dev);
video_unregister_device(&dev->vbi_cap_dev);
video_unregister_device(&dev->vid_out_dev);
video_unregister_device(&dev->vid_cap_dev);
free_dev:
v4l2_device_put(&dev->v4l2_dev);
return ret;
}
