[PATCH v5 07/16] media: mtk-mdp: Use pm_runtime_resume_and_get for PM get_sync

Yong Wu
2021-04-10T09:24:44Z

pm_runtime_get_sync will increment pm usage counter even it failed.
This patch use pm_runtime_resume_and_get instead of pm_runtime_get
to keep usage counter balanced.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
---
drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
index ace4528cdc5e..93c9df15084a 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_m2m.c
@@ -391,9 +391,9 @@ static int mtk_mdp_m2m_start_streaming(struct vb2_queue *q, unsigned int count)
struct mtk_mdp_ctx *ctx = q->drv_priv;
int ret;

- ret = pm_runtime_get_sync(&ctx->mdp_dev->pdev->dev);
+ ret = pm_runtime_resume_and_get(&ctx->mdp_dev->pdev->dev);
if (ret < 0)
- mtk_mdp_dbg(1, "[%d] pm_runtime_get_sync failed:%d",
+ mtk_mdp_dbg(1, "[%d] pm_runtime_resume_and_get failed:%d",
ctx->id, ret);

return 0;