diff options
| author | Nicolas Dufresne <[email protected]> | 2022-04-26 14:57:28 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <[email protected]> | 2022-05-13 14:58:48 +0200 |
| commit | 86ef61ad686c176f1853a0e8b7f809f21cfadbb2 (patch) | |
| tree | a5b39e4df65947832a36f497b28fff5b5e4544da | |
| parent | 804e192a81149ef43ccaf09ac65b264813ad511b (diff) | |
media: v4l2-mem2mem: Trace on implicit un-hold
If the timestamp of the src buffer differs from the timestamp of a held
dst buffer, the held buffer is implicitly removed and marked as done.
Add a trace to help debugging if someone hits that case.
Signed-off-by: Nicolas Dufresne <[email protected]>
Reviewed-by: Sebastian Fricke <[email protected]>
Reviewed-by: Ezequiel Garcia <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-mem2mem.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index 9d32d8c71e45..6469f9a25a4e 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -336,6 +336,7 @@ static void __v4l2_m2m_try_queue(struct v4l2_m2m_dev *m2m_dev, if (src && dst && dst->is_held && dst->vb2_buf.copied_timestamp && dst->vb2_buf.timestamp != src->vb2_buf.timestamp) { + dprintk("Timestamp mismatch, returning held capture buffer\n"); dst->is_held = false; v4l2_m2m_dst_buf_remove(m2m_ctx); v4l2_m2m_buf_done(dst, VB2_BUF_STATE_DONE); |