diff options
| author | Zahari Doychev <zahari.doychev@linux.com> | 2015-08-03 08:57:19 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-08-11 17:58:25 -0300 |
| commit | 5473387b9382a35967d1fcd550482efa3a31d44f (patch) | |
| tree | e2501891b0886ad16b9655e32bd16c17ff2e737f /drivers/media | |
| parent | efb4b8b60d79f52a72e3698aa14e6ad2ad25db34 (diff) | |
| download | op-kernel-dev-5473387b9382a35967d1fcd550482efa3a31d44f.zip op-kernel-dev-5473387b9382a35967d1fcd550482efa3a31d44f.tar.gz | |
[media] coda: drop zero payload bitstream buffers
The buffers with zero payload are now dumped in coda_fill_bitstream and not
passed to coda_bitstream_queue. This avoids unnecessary fifo addition and
buffer sequence counter increment.
Signed-off-by: Zahari Doychev <zahari.doychev@linux.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/platform/coda/coda-bit.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index 3d434a4..fd7819d 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -256,6 +256,13 @@ void coda_fill_bitstream(struct coda_ctx *ctx, bool streaming) continue; } + /* Dump empty buffers */ + if (!vb2_get_plane_payload(src_buf, 0)) { + src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx); + v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); + continue; + } + /* Buffer start position */ start = ctx->bitstream_fifo.kfifo.in & ctx->bitstream_fifo.kfifo.mask; |
