[media] V4L2: platform: rcar_jpu: switch off clock on release later
Give JPU peripheral chance to finish current job.
Don't switch off clock until context release.
Signed-off-by: Mikhail Ulyanov <mikhail.ulyanov@cogentembedded.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/platform/rcar_jpu.c b/drivers/media/platform/rcar_jpu.c
index 644f9f4..86d2a3d 100644
--- a/drivers/media/platform/rcar_jpu.c
+++ b/drivers/media/platform/rcar_jpu.c
@@ -1300,17 +1300,17 @@
struct jpu *jpu = video_drvdata(file);
struct jpu_ctx *ctx = fh_to_ctx(file->private_data);
- mutex_lock(&jpu->mutex);
- if (--jpu->ref_count == 0)
- clk_disable_unprepare(jpu->clk);
- mutex_unlock(&jpu->mutex);
-
v4l2_m2m_ctx_release(ctx->fh.m2m_ctx);
v4l2_ctrl_handler_free(&ctx->ctrl_handler);
v4l2_fh_del(&ctx->fh);
v4l2_fh_exit(&ctx->fh);
kfree(ctx);
+ mutex_lock(&jpu->mutex);
+ if (--jpu->ref_count == 0)
+ clk_disable_unprepare(jpu->clk);
+ mutex_unlock(&jpu->mutex);
+
return 0;
}