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[media] coda: reuse src_bufs in coda_job_ready

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The v4l2_m2m_num_src_bufs_ready() function is called in multiple places
in coda_cob_ready, and there already is a variable src_bufs that is
assigned to its result. Move it to the beginning and use it everywhere.

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 07:10:20 -03:00 committed by Mauro Carvalho Chehab
parent f0710815a0
commit 2cf251c0c3
1 changed files with 5 additions and 8 deletions
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13
drivers/media/platform/coda/coda-common.c
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@ -888,14 +888,14 @@ static void coda_pic_run_work(struct work_struct *work)
static int coda_job_ready(void *m2m_priv)
{
struct coda_ctx *ctx = m2m_priv;
int src_bufs = v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx);
/*
* For both 'P' and 'key' frame cases 1 picture
* and 1 frame are needed. In the decoder case,
* the compressed frame can be in the bitstream.
*/
if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) &&
ctx->inst_type != CODA_INST_DECODER) {
if (!src_bufs && ctx->inst_type != CODA_INST_DECODER) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"not ready: not enough video buffers.\n");
return 0;
@ -911,9 +911,8 @@ static int coda_job_ready(void *m2m_priv)
struct list_head *meta;
bool stream_end;
int num_metas;
int src_bufs;
if (ctx->hold && !v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx)) {
if (ctx->hold && !src_bufs) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"%d: not ready: on hold for more buffers.\n",
ctx->idx);
@ -927,8 +926,6 @@ static int coda_job_ready(void *m2m_priv)
list_for_each(meta, &ctx->buffer_meta_list)
num_metas++;
src_bufs = v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx);
if (!stream_end && (num_metas + src_bufs) < 2) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"%d: not ready: need 2 buffers available (%d, %d)\n",
@ -937,8 +934,8 @@ static int coda_job_ready(void *m2m_priv)
}
if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) &&
!stream_end && (coda_get_bitstream_payload(ctx) < 512)) {
if (!src_bufs && !stream_end &&
(coda_get_bitstream_payload(ctx) < 512)) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"%d: not ready: not enough bitstream data (%d).\n",
ctx->idx, coda_get_bitstream_payload(ctx));