From 1b18e7a0be859911b22138ce27258687efc528b8 Mon Sep 17 00:00:00 2001 From: Sakari Ailus Date: Mon, 22 Oct 2012 17:10:16 -0300 Subject: [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 Acked-by: Laurent Pinchart Acked-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/usbvision/usbvision-video.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/media/usb/usbvision/usbvision-video.c') 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; -- cgit v1.2.3