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[media] coda: keep buffers on the queue in bitstream end mode

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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>
This commit is contained in:
Philipp Zabel 2015-07-09 07:10:15 -03:00 • committed by Mauro Carvalho Chehab
parent 58bc7edf1d
commit 30a09579b2
1 changed files with 3 additions and 0 deletions
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3
drivers/media/platform/coda/coda-bit.c
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@ -228,6 +228,9 @@ void coda_fill_bitstream(struct coda_ctx *ctx, bool streaming)
struct coda_buffer_meta *meta; struct coda_buffer_meta *meta;
u32 start; 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) { while (v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) > 0) {
/* /*
* Only queue a single JPEG into the bitstream buffer, except * Only queue a single JPEG into the bitstream buffer, except