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authorPhilipp Zabel <philipp.zabel@gmail.com>2015-03-24 18:30:57 +0100
committerKamil Debski <k.debski@samsung.com>2015-04-08 11:54:11 +0200
commitab03ef64de96f8b07d2a05445b9e55f8d0fd8b49 (patch)
treeac2322cbb549a0b3df16700ecedb3657477327e5
parentb74382971db5f2f634800a4efc8205e0f1421882 (diff)
coda: fix fill bitstream errors in nonstreaming case
When queueing a buffer into the bitstream fails, it has to be requeued in the videobuf2 queue before streaming starts, but while streaming it should be returned to userspace with an error. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Signed-off-by: Kamil Debski <k.debski@samsung.com>
-rw-r--r--drivers/media/platform/coda/coda-bit.c11
-rw-r--r--drivers/media/platform/coda/coda-common.c6
-rw-r--r--drivers/media/platform/coda/coda.h2
3 files changed, 11 insertions, 8 deletions
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index 23041587c898..d39789d59d17 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -218,7 +218,7 @@ static bool coda_bitstream_try_queue(struct coda_ctx *ctx,
return true;
}
-void coda_fill_bitstream(struct coda_ctx *ctx)
+void coda_fill_bitstream(struct coda_ctx *ctx, bool streaming)
{
struct vb2_buffer *src_buf;
struct coda_buffer_meta *meta;
@@ -239,9 +239,12 @@ void coda_fill_bitstream(struct coda_ctx *ctx)
if (ctx->codec->src_fourcc == V4L2_PIX_FMT_JPEG &&
!coda_jpeg_check_buffer(ctx, src_buf)) {
v4l2_err(&ctx->dev->v4l2_dev,
- "dropping invalid JPEG frame\n");
+ "dropping invalid JPEG frame %d\n",
+ ctx->qsequence);
src_buf = v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
- v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR);
+ v4l2_m2m_buf_done(src_buf, streaming ?
+ VB2_BUF_STATE_ERROR :
+ VB2_BUF_STATE_QUEUED);
continue;
}
@@ -1648,7 +1651,7 @@ static int coda_prepare_decode(struct coda_ctx *ctx)
/* Try to copy source buffer contents into the bitstream ringbuffer */
mutex_lock(&ctx->bitstream_mutex);
- coda_fill_bitstream(ctx);
+ coda_fill_bitstream(ctx, true);
mutex_unlock(&ctx->bitstream_mutex);
if (coda_get_bitstream_payload(ctx) < 512 &&
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index c8811b7fa137..8e6fe0200117 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -1192,7 +1192,7 @@ static void coda_buf_queue(struct vb2_buffer *vb)
mutex_lock(&ctx->bitstream_mutex);
v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb);
if (vb2_is_streaming(vb->vb2_queue))
- coda_fill_bitstream(ctx);
+ coda_fill_bitstream(ctx, true);
mutex_unlock(&ctx->bitstream_mutex);
} else {
v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb);
@@ -1252,9 +1252,9 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count)
if (q_data_src->fourcc == V4L2_PIX_FMT_H264 ||
(q_data_src->fourcc == V4L2_PIX_FMT_JPEG &&
ctx->dev->devtype->product == CODA_7541)) {
- /* copy the buffers that where queued before streamon */
+ /* copy the buffers that were queued before streamon */
mutex_lock(&ctx->bitstream_mutex);
- coda_fill_bitstream(ctx);
+ coda_fill_bitstream(ctx, false);
mutex_unlock(&ctx->bitstream_mutex);
if (coda_get_bitstream_payload(ctx) < 512) {
diff --git a/drivers/media/platform/coda/coda.h b/drivers/media/platform/coda/coda.h
index 2b59e1660e58..970f0b345c4e 100644
--- a/drivers/media/platform/coda/coda.h
+++ b/drivers/media/platform/coda/coda.h
@@ -256,7 +256,7 @@ int coda_decoder_queue_init(void *priv, struct vb2_queue *src_vq,
int coda_hw_reset(struct coda_ctx *ctx);
-void coda_fill_bitstream(struct coda_ctx *ctx);
+void coda_fill_bitstream(struct coda_ctx *ctx, bool streaming);
void coda_set_gdi_regs(struct coda_ctx *ctx);

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