extern void drm_kms_helper_poll_init(struct drm_device *dev);
extern void drm_kms_helper_poll_fini(struct drm_device *dev);
extern void drm_helper_hpd_irq_event(struct drm_device *dev);
+
+extern void drm_kms_helper_poll_disable(struct drm_device *dev);
+extern void drm_kms_helper_poll_enable(struct drm_device *dev);
#endif