drm_vblank_put
drm_vblank_put(crtc->dev, drm_crtc_index(crtc));
drm_vblank_put(dev, pipe);
drm_vblank_put(dev, pipe);
drm_vblank_put(dev, pipe);
drm_vblank_put(dev, pipe);
drm_vblank_put(dev, pipe);
drm_vblank_put(dev, pipe);
drm_vblank_put(dev, pipe);