pm_runtime_get_sync() will increase the rumtime PM counter
even it returns an error. Thus a pairing decrement is needed
to prevent refcount leak. Fix this by replacing this API with
pm_runtime_resume_and_get(), which will not change the runtime
PM counter on error.
Signed-off-by: Yongzhi Liu <lyz_cs@xxxxxxxxxx>
---
drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 3e8d9e2..9fb83b6 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -1930,7 +1930,7 @@ static int vop_initial(struct vop *vop)
return PTR_ERR(vop->dclk);
}
- ret = pm_runtime_get_sync(vop->dev);
+ ret = pm_runtime_resume_get(vop->dev);
if (ret < 0) {
DRM_DEV_ERROR(vop->dev, "failed to get pm runtime: %d\n", ret);
return ret;
--
2.7.4
