diff options
| author | Sakari Ailus <sakari.ailus@iki.fi> | 2014-02-25 19:08:52 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-03-05 16:34:50 -0300 |
| commit | 7ce6fd8f186ba6bd22886f5d935088ff80a74277 (patch) | |
| tree | dac2477cb9a5d3f072480075d526ffb5a461e75e /drivers | |
| parent | 872484ce40881e295b046adf21f7211306477751 (diff) | |
[media] v4l: Handle buffer timestamp flags correctly
For COPY timestamps, buffer timestamp source flags will traverse the queue
untouched.
Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/v4l2-core/videobuf2-core.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index 42a856813d0..79eb9ba819d 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -488,7 +488,16 @@ static void __fill_v4l2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b) * Clear any buffer state related flags. */ b->flags &= ~V4L2_BUFFER_MASK_FLAGS; - b->flags |= q->timestamp_flags; + b->flags |= q->timestamp_flags & V4L2_BUF_FLAG_TIMESTAMP_MASK; + if ((q->timestamp_flags & V4L2_BUF_FLAG_TIMESTAMP_MASK) != + V4L2_BUF_FLAG_TIMESTAMP_COPY) { + /* + * For non-COPY timestamps, drop timestamp source bits + * and obtain the timestamp source from the queue. + */ + b->flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + b->flags |= q->timestamp_flags & V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + } switch (vb->state) { case VB2_BUF_STATE_QUEUED: @@ -1031,6 +1040,16 @@ static void __fill_vb2_buffer(struct vb2_buffer *vb, const struct v4l2_buffer *b /* Zero flags that the vb2 core handles */ vb->v4l2_buf.flags = b->flags & ~V4L2_BUFFER_MASK_FLAGS; + if ((vb->vb2_queue->timestamp_flags & V4L2_BUF_FLAG_TIMESTAMP_MASK) != + V4L2_BUF_FLAG_TIMESTAMP_COPY || !V4L2_TYPE_IS_OUTPUT(b->type)) { + /* + * Non-COPY timestamps and non-OUTPUT queues will get + * their timestamp and timestamp source flags from the + * queue. + */ + vb->v4l2_buf.flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK; + } + if (V4L2_TYPE_IS_OUTPUT(b->type)) { /* * For output buffers mask out the timecode flag: |