int nouveau_display_suspend(struct drm_device *dev);
void nouveau_display_resume(struct drm_device *dev);
-int nouveau_vblank_enable(struct drm_device *dev, int crtc);
-void nouveau_vblank_disable(struct drm_device *dev, int crtc);
-
int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event);
int nouveau_finish_page_flip(struct nouveau_channel *,