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path: root/drivers/media/usb/au0828/au0828-video.c
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Diffstat (limited to 'drivers/media/usb/au0828/au0828-video.c')
-rw-r--r--drivers/media/usb/au0828/au0828-video.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c
index 7876c897cc1d..4bde3db83aa2 100644
--- a/drivers/media/usb/au0828/au0828-video.c
+++ b/drivers/media/usb/au0828/au0828-video.c
@@ -758,6 +758,9 @@ static int au0828_analog_stream_enable(struct au0828_dev *d)
dprintk(1, "au0828_analog_stream_enable called\n");
+ if (test_bit(DEV_DISCONNECTED, &d->dev_state))
+ return -ENODEV;
+
iface = usb_ifnum_to_if(d->usbdev, 0);
if (iface && iface->cur_altsetting->desc.bAlternateSetting != 5) {
dprintk(1, "Changing intf#0 to alt 5\n");
@@ -839,9 +842,9 @@ int au0828_start_analog_streaming(struct vb2_queue *vq, unsigned int count)
return rc;
}
+ v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 1);
+
if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
- v4l2_device_call_all(&dev->v4l2_dev, 0, video,
- s_stream, 1);
dev->vid_timeout_running = 1;
mod_timer(&dev->vid_timeout, jiffies + (HZ / 10));
} else if (vq->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
@@ -861,10 +864,11 @@ static void au0828_stop_streaming(struct vb2_queue *vq)
dprintk(1, "au0828_stop_streaming called %d\n", dev->streaming_users);
- if (dev->streaming_users-- == 1)
+ if (dev->streaming_users-- == 1) {
au0828_uninit_isoc(dev);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0);
+ }
- v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0);
dev->vid_timeout_running = 0;
del_timer_sync(&dev->vid_timeout);
@@ -893,8 +897,10 @@ void au0828_stop_vbi_streaming(struct vb2_queue *vq)
dprintk(1, "au0828_stop_vbi_streaming called %d\n",
dev->streaming_users);
- if (dev->streaming_users-- == 1)
+ if (dev->streaming_users-- == 1) {
au0828_uninit_isoc(dev);
+ v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0);
+ }
spin_lock_irqsave(&dev->slock, flags);
if (dev->isoc_ctl.vbi_buf != NULL) {
@@ -1065,7 +1071,7 @@ static int au0828_v4l2_close(struct file *filp)
* streaming.
*
* On most USB devices like au0828 the tuner can
- * be safely put in sleep stare here if ALSA isn't
+ * be safely put in sleep state here if ALSA isn't
* streaming. Exceptions are some very old USB tuner
* models such as em28xx-based WinTV USB2 which have
* a separate audio output jack. The devices that have
@@ -1074,7 +1080,7 @@ static int au0828_v4l2_close(struct file *filp)
* so the s_power callback are silently ignored.
* So, the current logic here does the following:
* Disable (put tuner to sleep) when
- * - ALSA and DVB aren't not streaming;
+ * - ALSA and DVB aren't streaming.
* - the last V4L2 file handler is closed.
*
* FIXME: