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path: root/drivers/media/platform/vsp1/vsp1_clu.c
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Diffstat (limited to 'drivers/media/platform/vsp1/vsp1_clu.c')
-rw-r--r--drivers/media/platform/vsp1/vsp1_clu.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/media/platform/vsp1/vsp1_clu.c b/drivers/media/platform/vsp1/vsp1_clu.c
index b63d2dbe5ea3..e1fd03811dda 100644
--- a/drivers/media/platform/vsp1/vsp1_clu.c
+++ b/drivers/media/platform/vsp1/vsp1_clu.c
@@ -148,10 +148,15 @@ static int clu_set_format(struct v4l2_subdev *subdev,
struct vsp1_clu *clu = to_clu(subdev);
struct v4l2_subdev_pad_config *config;
struct v4l2_mbus_framefmt *format;
+ int ret = 0;
+
+ mutex_lock(&clu->entity.lock);
config = vsp1_entity_get_pad_config(&clu->entity, cfg, fmt->which);
- if (!config)
- return -EINVAL;
+ if (!config) {
+ ret = -EINVAL;
+ goto done;
+ }
/* Default to YUV if the requested format is not supported. */
if (fmt->format.code != MEDIA_BUS_FMT_ARGB8888_1X32 &&
@@ -164,7 +169,7 @@ static int clu_set_format(struct v4l2_subdev *subdev,
if (fmt->pad == CLU_PAD_SOURCE) {
/* The CLU output format can't be modified. */
fmt->format = *format;
- return 0;
+ goto done;
}
format->code = fmt->format.code;
@@ -182,7 +187,9 @@ static int clu_set_format(struct v4l2_subdev *subdev,
CLU_PAD_SOURCE);
*format = fmt->format;
- return 0;
+done:
+ mutex_unlock(&clu->entity.lock);
+ return ret;
}
/* -----------------------------------------------------------------------------