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| author | Michael Olbrich <m.olbrich@pengutronix.de> | 2014-07-18 14:22:40 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-08-22 00:25:19 +0400 |
| commit | eabed931dfc3f47f78b93fb49013af6da66682af (patch) | |
| tree | 548a8822777e9d1344d44a92c0ba12014b073671 /drivers/media/platform/coda.c | |
| parent | 390503bdb49139e83a0cbfd25a31c5fa36db5ca3 (diff) | |
| download | linux-eabed931dfc3f47f78b93fb49013af6da66682af.tar.xz | |
[media] coda: delay coda_fill_bitstream()
coda_fill_bitstream() calls v4l2_m2m_buf_done() which is no longer allowed
before streaming was started.
Delay coda_fill_bitstream() until coda_start_streaming() and explicitly set
'start_streaming_called' before calling coda_fill_bitstream()
Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/platform/coda.c')
| -rw-r--r-- | drivers/media/platform/coda.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c index 79c362bd8383..898eb3dbb8da 100644 --- a/drivers/media/platform/coda.c +++ b/drivers/media/platform/coda.c @@ -1680,7 +1680,8 @@ static void coda_buf_queue(struct vb2_buffer *vb) } mutex_lock(&ctx->bitstream_mutex); v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb); - coda_fill_bitstream(ctx); + if (vb2_is_streaming(vb->vb2_queue)) + coda_fill_bitstream(ctx); mutex_unlock(&ctx->bitstream_mutex); } else { v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb); @@ -2270,6 +2271,11 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count) q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { if (q_data_src->fourcc == V4L2_PIX_FMT_H264) { + /* copy the buffers that where queued before streamon */ + mutex_lock(&ctx->bitstream_mutex); + coda_fill_bitstream(ctx); + mutex_unlock(&ctx->bitstream_mutex); + if (coda_get_bitstream_payload(ctx) < 512) return -EINVAL; } else { |