diff options
authorPhilipp Zabel <p.zabel@pengutronix.de>2015-07-09 07:10:15 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-07-17 11:14:00 -0300
commit30a09579b2e238646bca4e7cc443db24d91436d6 (patch)
parent58bc7edf1d9a16073761031a03291af887ccdf66 (diff)
[media] coda: keep buffers on the queue in bitstream end mode
In stream end mode the hardware will read the bitstream to its end, overshooting the write pointer. Do not write additional data into the bitstream in this mode. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index 47fc2f19a4a9..0f8dcea065af 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -228,6 +228,9 @@ void coda_fill_bitstream(struct coda_ctx *ctx, bool streaming)
struct coda_buffer_meta *meta;
u32 start;
+ if (ctx->bit_stream_param & CODA_BIT_STREAM_END_FLAG)
+ return;
while (v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) > 0) {
* Only queue a single JPEG into the bitstream buffer, except

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