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authorHans Verkuil <hverkuil@xs4all.nl>2019-04-02 09:24:15 +0200
committerHans Verkuil <hverkuil-cisco@xs4all.nl>2019-04-03 09:01:15 +0200
commit5ea25de43fd59a319136cf5b2e547ca315cfb212 (patch)
treed819981e05b4887a720eceeeb7f8d141a84f765f
parentf323ad8c35af0805d6b2b50e1e03a818a7883460 (diff)
au0828: stop video streaming only when last user stopsbr-v5.2c3
If the application was streaming from both videoX and vbiX, and streaming from videoX was stopped, then the vbi streaming also stopped. The cause being that stop_streaming for video stopped the subdevs as well, instead of only doing that if dev->streaming_users reached 0. au0828_stop_vbi_streaming was also wrong since it didn't stop the subdevs at all when dev->streaming_users reached 0. Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Shuah Khan <shuah@kernel.org>
-rw-r--r--drivers/media/usb/au0828/au0828-video.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c
index 536bd8bbb624..4bde3db83aa2 100644
--- a/drivers/media/usb/au0828/au0828-video.c
+++ b/drivers/media/usb/au0828/au0828-video.c
@@ -842,9 +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) {
@@ -864,10 +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);
@@ -896,8 +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) {

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