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authorSakari Ailus <sakari.ailus@iki.fi>2012-10-22 17:10:16 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-12-21 11:20:51 -0200
commit1b18e7a0be859911b22138ce27258687efc528b8 (patch)
tree13a6a83e0e6d2b1b83eb9554c102422d08553aa3 /drivers/media/usb/usbvision/usbvision-video.c
parent8e6057b510aad354e017c6dfca7f386a0eb91b63 (diff)
[media] v4l: Tell user space we're using monotonic timestamps
Set buffer timestamp flags for videobuf, videobuf2 and drivers that use neither. Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/usb/usbvision/usbvision-video.c')
-rw-r--r--drivers/media/usb/usbvision/usbvision-video.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c
index 5c36a57e659..c6bc8ce6737 100644
--- a/drivers/media/usb/usbvision/usbvision-video.c
+++ b/drivers/media/usb/usbvision/usbvision-video.c
@@ -761,7 +761,7 @@ static int vidioc_querybuf(struct file *file,
if (vb->index >= usbvision->num_frames)
return -EINVAL;
/* Updating the corresponding frame state */
- vb->flags = 0;
+ vb->flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
frame = &usbvision->frame[vb->index];
if (frame->grabstate >= frame_state_ready)
vb->flags |= V4L2_BUF_FLAG_QUEUED;
@@ -843,7 +843,8 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *vb)
vb->memory = V4L2_MEMORY_MMAP;
vb->flags = V4L2_BUF_FLAG_MAPPED |
V4L2_BUF_FLAG_QUEUED |
- V4L2_BUF_FLAG_DONE;
+ V4L2_BUF_FLAG_DONE |
+ V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
vb->index = f->index;
vb->sequence = f->sequence;
vb->timestamp = f->timestamp;