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authorPhilipp Zabel <p.zabel@pengutronix.de>2015-07-09 07:10:20 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-07-17 11:17:58 -0300
commit2cf251c0c3961bd467e086033c6073ef62b29b02 (patch)
tree5fb4df0cbdcc5d2a6d10201c65da2855b74796e0 /drivers/media/platform/coda
parent[media] coda: use event class to deduplicate v4l2 trace events (diff)
downloadlinux-dev-2cf251c0c3961bd467e086033c6073ef62b29b02.tar.xz
linux-dev-2cf251c0c3961bd467e086033c6073ef62b29b02.zip
[media] coda: reuse src_bufs in coda_job_ready
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>
Diffstat (limited to 'drivers/media/platform/coda')
-rw-r--r--drivers/media/platform/coda/coda-common.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index b265edd8d277..267fda760b38 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -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));