diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index cc7cccc70de73a..5d66d8fb06ff83 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -1030,8 +1030,6 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
 	}
 	mutex_unlock(&mixer_ctx->mixer_mutex);
 
-	drm_vblank_get(mgr->crtc->dev, mixer_ctx->pipe);
-
 	atomic_set(&mixer_ctx->wait_vsync_event, 1);
 
 	/*
@@ -1042,8 +1040,6 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
 				!atomic_read(&mixer_ctx->wait_vsync_event),
 				HZ/20))
 		DRM_DEBUG_KMS("vblank wait timed out.\n");
-
-	drm_vblank_put(mgr->crtc->dev, mixer_ctx->pipe);
 }
 
 static void mixer_window_suspend(struct exynos_drm_manager *mgr)