#include <media/saa7115.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-event.h>
#include <media/tuner.h>
#include <linux/workqueue.h>
static int isoc_mode = ISOC_MODE_COMPRESS;
/* Set the default Debug Mode of the device driver */
static int video_debug;
-/* Set the default device to power on at startup */
-static int power_on_at_open = 1;
/* Sequential Number of Video Device */
static int video_nr = -1;
/* Sequential Number of Radio Device */
/* Showing parameters under SYSFS */
module_param(isoc_mode, int, 0444);
module_param(video_debug, int, 0444);
-module_param(power_on_at_open, int, 0444);
module_param(video_nr, int, 0444);
module_param(radio_nr, int, 0444);
MODULE_PARM_DESC(isoc_mode, " 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)");
-MODULE_PARM_DESC(power_on_at_open, " Set the default device to power on when device is opened. Default: 1 (On)");
MODULE_PARM_DESC(video_nr, "Set video device number (/dev/videoX). Default: -1 (autodetect)");
MODULE_PARM_DESC(radio_nr, "Set radio device number (/dev/radioX). Default: -1 (autodetect)");
if (mutex_lock_interruptible(&usbvision->v4l2_lock))
return -ERESTARTSYS;
- usbvision_reset_power_off_timer(usbvision);
- if (usbvision->user)
+ if (usbvision->user) {
err_code = -EBUSY;
- else {
+ } else {
+ err_code = v4l2_fh_open(file);
+ if (err_code)
+ goto unlock;
+
/* Allocate memory for the scratch ring buffer */
err_code = usbvision_scratch_alloc(usbvision);
if (isoc_mode == ISOC_MODE_COMPRESS) {
/* If so far no errors then we shall start the camera */
if (!err_code) {
- if (usbvision->power == 0) {
- usbvision_power_on(usbvision);
- usbvision_i2c_register(usbvision);
- }
-
/* Send init sequence only once, it's large! */
if (!usbvision->initialized) {
int setup_ok = 0;
err_code = usbvision_init_isoc(usbvision);
/* device must be initialized before isoc transfer */
usbvision_muxsel(usbvision, 0);
+
+ /* prepare queues */
+ usbvision_empty_framequeues(usbvision);
usbvision->user++;
- } else {
- if (power_on_at_open) {
- usbvision_i2c_unregister(usbvision);
- usbvision_power_off(usbvision);
- usbvision->initialized = 0;
- }
}
}
- /* prepare queues */
- usbvision_empty_framequeues(usbvision);
+unlock:
mutex_unlock(&usbvision->v4l2_lock);
PDEBUG(DBG_IO, "success");
usbvision_scratch_free(usbvision);
usbvision->user--;
-
- if (power_on_at_open) {
- /* power off in a little while
- to avoid off/on every close/open short sequences */
- usbvision_set_power_off_timer(usbvision);
- usbvision->initialized = 0;
- }
+ mutex_unlock(&usbvision->v4l2_lock);
if (usbvision->remove_pending) {
printk(KERN_INFO "%s: Final disconnect\n", __func__);
usbvision_release(usbvision);
return 0;
}
- mutex_unlock(&usbvision->v4l2_lock);
PDEBUG(DBG_IO, "success");
- return 0;
+ return v4l2_fh_release(file);
}
struct v4l2_capability *vc)
{
struct usb_usbvision *usbvision = video_drvdata(file);
+ struct video_device *vdev = video_devdata(file);
strlcpy(vc->driver, "USBVision", sizeof(vc->driver));
strlcpy(vc->card,
usbvision_device_data[usbvision->dev_model].model_string,
sizeof(vc->card));
usb_make_path(usbvision->dev, vc->bus_info, sizeof(vc->bus_info));
- vc->device_caps = V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_AUDIO |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING |
- (usbvision->have_tuner ? V4L2_CAP_TUNER : 0);
- vc->capabilities = vc->device_caps | V4L2_CAP_DEVICE_CAPS;
+ vc->device_caps = usbvision->have_tuner ? V4L2_CAP_TUNER : 0;
+ if (vdev->vfl_type == VFL_TYPE_GRABBER)
+ vc->device_caps |= V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
+ else
+ vc->device_caps |= V4L2_CAP_RADIO;
+
+ vc->capabilities = vc->device_caps | V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_DEVICE_CAPS;
+ if (usbvision_device_data[usbvision->dev_model].radio)
+ vc->capabilities |= V4L2_CAP_RADIO;
return 0;
}
} else {
strcpy(vi->name, "Television");
vi->type = V4L2_INPUT_TYPE_TUNER;
- vi->audioset = 1;
vi->tuner = chan;
vi->std = USBVISION_NORMS;
}
strcpy(vi->name, "Green Video Input");
else
strcpy(vi->name, "Composite Video Input");
- vi->std = V4L2_STD_PAL;
+ vi->std = USBVISION_NORMS;
break;
case 2:
vi->type = V4L2_INPUT_TYPE_CAMERA;
strcpy(vi->name, "Yellow Video Input");
else
strcpy(vi->name, "S-Video Input");
- vi->std = V4L2_STD_PAL;
+ vi->std = USBVISION_NORMS;
break;
case 3:
vi->type = V4L2_INPUT_TYPE_CAMERA;
strcpy(vi->name, "Red Video Input");
- vi->std = V4L2_STD_PAL;
+ vi->std = USBVISION_NORMS;
break;
}
return 0;
{
struct usb_usbvision *usbvision = video_drvdata(file);
- if (!usbvision->have_tuner || vt->index) /* Only tuner 0 */
+ if (vt->index) /* Only tuner 0 */
return -EINVAL;
- if (usbvision->radio) {
+ if (vt->type == V4L2_TUNER_RADIO)
strcpy(vt->name, "Radio");
- vt->type = V4L2_TUNER_RADIO;
- } else {
+ else
strcpy(vt->name, "Television");
- }
+
/* Let clients fill in the remainder of this struct */
call_all(usbvision, tuner, g_tuner, vt);
{
struct usb_usbvision *usbvision = video_drvdata(file);
- /* Only no or one tuner for now */
- if (!usbvision->have_tuner || vt->index)
+ /* Only one tuner for now */
+ if (vt->index)
return -EINVAL;
/* let clients handle this */
call_all(usbvision, tuner, s_tuner, vt);
{
struct usb_usbvision *usbvision = video_drvdata(file);
- freq->tuner = 0; /* Only one tuner */
- if (usbvision->radio)
- freq->type = V4L2_TUNER_RADIO;
+ /* Only one tuner */
+ if (freq->tuner)
+ return -EINVAL;
+ if (freq->type == V4L2_TUNER_RADIO)
+ freq->frequency = usbvision->radio_freq;
else
- freq->type = V4L2_TUNER_ANALOG_TV;
- freq->frequency = usbvision->freq;
+ freq->frequency = usbvision->tv_freq;
return 0;
}
const struct v4l2_frequency *freq)
{
struct usb_usbvision *usbvision = video_drvdata(file);
+ struct v4l2_frequency new_freq = *freq;
- /* Only no or one tuner for now */
- if (!usbvision->have_tuner || freq->tuner)
+ /* Only one tuner for now */
+ if (freq->tuner)
return -EINVAL;
- usbvision->freq = freq->frequency;
call_all(usbvision, tuner, s_frequency, freq);
-
- return 0;
-}
-
-static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
-{
- struct usb_usbvision *usbvision = video_drvdata(file);
-
- if (usbvision->radio)
- strcpy(a->name, "Radio");
+ call_all(usbvision, tuner, g_frequency, &new_freq);
+ if (freq->type == V4L2_TUNER_RADIO)
+ usbvision->radio_freq = new_freq.frequency;
else
- strcpy(a->name, "TV");
+ usbvision->tv_freq = new_freq.frequency;
return 0;
}
-static int vidioc_s_audio(struct file *file, void *fh,
- const struct v4l2_audio *a)
-{
- if (a->index)
- return -EINVAL;
- return 0;
-}
-
-static int vidioc_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *ctrl)
-{
- struct usb_usbvision *usbvision = video_drvdata(file);
-
- call_all(usbvision, core, queryctrl, ctrl);
-
- if (!ctrl->type)
- return -EINVAL;
-
- return 0;
-}
-
-static int vidioc_g_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
-{
- struct usb_usbvision *usbvision = video_drvdata(file);
-
- call_all(usbvision, core, g_ctrl, ctrl);
- return 0;
-}
-
-static int vidioc_s_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
-{
- struct usb_usbvision *usbvision = video_drvdata(file);
-
- call_all(usbvision, core, s_ctrl, ctrl);
- return 0;
-}
-
static int vidioc_reqbufs(struct file *file,
void *priv, struct v4l2_requestbuffers *vr)
{
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;
+ vf->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ vf->fmt.pix.field = V4L2_FIELD_NONE; /* Always progressive image */
return 0;
}
__func__,
(unsigned long)count, frame->bytes_read);
- /* 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 */
+#if 1
+ /*
+ * FIXME:
+ * For now, forget the frame if it has not been read in one shot.
+ */
+ frame->bytes_read = 0;
+
+ /* Mark it as available to be used again. */
+ frame->grabstate = frame_state_unused;
+#else
+ if (frame->bytes_read >= frame->scanlength) {
+ /* All data has been read */
frame->bytes_read = 0;
/* Mark it as available to be used again. */
frame->grabstate = frame_state_unused;
-/* } */
+ }
+#endif
return count;
}
if (mutex_lock_interruptible(&usbvision->v4l2_lock))
return -ERESTARTSYS;
+ err_code = v4l2_fh_open(file);
+ if (err_code)
+ goto out;
if (usbvision->user) {
dev_err(&usbvision->rdev.dev,
"%s: Someone tried to open an already opened USBVision Radio!\n",
__func__);
err_code = -EBUSY;
} else {
- if (power_on_at_open) {
- usbvision_reset_power_off_timer(usbvision);
- if (usbvision->power == 0) {
- usbvision_power_on(usbvision);
- usbvision_i2c_register(usbvision);
- }
- }
-
/* Alternate interface 1 is is the biggest frame size */
err_code = usbvision_set_alternate(usbvision);
if (err_code < 0) {
usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO);
usbvision->user++;
}
-
- if (err_code) {
- if (power_on_at_open) {
- usbvision_i2c_unregister(usbvision);
- usbvision_power_off(usbvision);
- usbvision->initialized = 0;
- }
- }
out:
mutex_unlock(&usbvision->v4l2_lock);
return err_code;
static int usbvision_radio_close(struct file *file)
{
struct usb_usbvision *usbvision = video_drvdata(file);
- int err_code = 0;
PDEBUG(DBG_IO, "");
mutex_lock(&usbvision->v4l2_lock);
/* Set packet size to 0 */
usbvision->iface_alt = 0;
- err_code = usb_set_interface(usbvision->dev, usbvision->iface,
+ usb_set_interface(usbvision->dev, usbvision->iface,
usbvision->iface_alt);
usbvision_audio_off(usbvision);
usbvision->radio = 0;
usbvision->user--;
- if (power_on_at_open) {
- usbvision_set_power_off_timer(usbvision);
- usbvision->initialized = 0;
- }
-
if (usbvision->remove_pending) {
printk(KERN_INFO "%s: Final disconnect\n", __func__);
+ v4l2_fh_release(file);
usbvision_release(usbvision);
- return err_code;
+ return 0;
}
mutex_unlock(&usbvision->v4l2_lock);
PDEBUG(DBG_IO, "success");
- return err_code;
+ return v4l2_fh_release(file);
}
/* Video registration stuff */
.read = usbvision_v4l2_read,
.mmap = usbvision_v4l2_mmap,
.unlocked_ioctl = video_ioctl2,
-/* .poll = video_poll, */
};
static const struct v4l2_ioctl_ops usbvision_ioctl_ops = {
.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_s_audio = vidioc_s_audio,
- .vidioc_g_ctrl = vidioc_g_ctrl,
- .vidioc_s_ctrl = vidioc_s_ctrl,
.vidioc_streamon = vidioc_streamon,
.vidioc_streamoff = vidioc_streamoff,
.vidioc_g_tuner = vidioc_g_tuner,
.vidioc_s_tuner = vidioc_s_tuner,
.vidioc_g_frequency = vidioc_g_frequency,
.vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_log_status = v4l2_ctrl_log_status,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.vidioc_g_register = vidioc_g_register,
.vidioc_s_register = vidioc_s_register,
.owner = THIS_MODULE,
.open = usbvision_radio_open,
.release = usbvision_radio_close,
+ .poll = v4l2_ctrl_poll,
.unlocked_ioctl = video_ioctl2,
};
static const struct v4l2_ioctl_ops usbvision_radio_ioctl_ops = {
.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_s_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,
+ .vidioc_log_status = v4l2_ctrl_log_status,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static struct video_device usbvision_radio_template = {
/* register video4linux devices */
static int usbvision_register_video(struct usb_usbvision *usbvision)
{
+ int res = -ENOMEM;
+
/* Video Device: */
usbvision_vdev_init(usbvision, &usbvision->vdev,
&usbvision_video_template, "USBVision Video");
+ if (!usbvision->have_tuner) {
+ v4l2_disable_ioctl(&usbvision->vdev, VIDIOC_G_FREQUENCY);
+ v4l2_disable_ioctl(&usbvision->vdev, VIDIOC_S_TUNER);
+ v4l2_disable_ioctl(&usbvision->vdev, VIDIOC_G_FREQUENCY);
+ v4l2_disable_ioctl(&usbvision->vdev, VIDIOC_S_TUNER);
+ }
if (video_register_device(&usbvision->vdev, VFL_TYPE_GRABBER, video_nr) < 0)
goto err_exit;
printk(KERN_INFO "USBVision[%d]: registered USBVision Video device %s [v4l2]\n",
"USBVision[%d]: video_register_device() failed\n",
usbvision->nr);
usbvision_unregister_video(usbvision);
- return -1;
+ return res;
}
/*
if (v4l2_device_register(&intf->dev, &usbvision->v4l2_dev))
goto err_free;
+ if (v4l2_ctrl_handler_init(&usbvision->hdl, 4))
+ goto err_unreg;
+ usbvision->v4l2_dev.ctrl_handler = &usbvision->hdl;
mutex_init(&usbvision->v4l2_lock);
/* prepare control urb for control messages during interrupts */
goto err_unreg;
init_waitqueue_head(&usbvision->ctrl_urb_wq);
- usbvision_init_power_off_timer(usbvision);
-
return usbvision;
err_unreg:
+ v4l2_ctrl_handler_free(&usbvision->hdl);
v4l2_device_unregister(&usbvision->v4l2_dev);
err_free:
kfree(usbvision);
{
PDEBUG(DBG_PROBE, "");
- usbvision_reset_power_off_timer(usbvision);
-
usbvision->initialized = 0;
usbvision_remove_sysfs(&usbvision->vdev);
usb_free_urb(usbvision->ctrl_urb);
+ v4l2_ctrl_handler_free(&usbvision->hdl);
v4l2_device_unregister(&usbvision->v4l2_dev);
kfree(usbvision);
}
usbvision->tvnorm_id = usbvision_device_data[model].video_norm;
-
usbvision->video_inputs = usbvision_device_data[model].video_channels;
usbvision->ctl_input = 0;
+ usbvision->radio_freq = 87.5 * 16000;
+ usbvision->tv_freq = 400 * 16;
/* This should be here to make i2c clients to be able to register */
/* first switch off audio */
if (usbvision_device_data[model].audio_channels > 0)
usbvision_audio_off(usbvision);
- if (!power_on_at_open) {
- /* and then power up the noisy tuner */
- usbvision_power_on(usbvision);
- usbvision_i2c_register(usbvision);
- }
+ /* and then power up the tuner */
+ usbvision_power_on(usbvision);
+ usbvision_i2c_register(usbvision);
}
/*
usbvision->nr = usbvision_nr++;
+ spin_lock_init(&usbvision->queue_lock);
+ init_waitqueue_head(&usbvision->wait_frame);
+ init_waitqueue_head(&usbvision->wait_stream);
+
usbvision->have_tuner = usbvision_device_data[model].tuner;
if (usbvision->have_tuner)
usbvision->tuner_type = usbvision_device_data[model].tuner_type;
usbvision_stop_isoc(usbvision);
v4l2_device_disconnect(&usbvision->v4l2_dev);
-
- if (usbvision->power) {
- usbvision_i2c_unregister(usbvision);
- usbvision_power_off(usbvision);
- }
+ usbvision_i2c_unregister(usbvision);
usbvision->remove_pending = 1; /* Now all ISO data will be ignored */
usb_put_dev(usbvision->dev);
Code Review / kvmfornfv.git / blobdiff