extern void intel_wait_for_vblank(struct drm_device *dev);
extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
+ struct drm_connector *connector,
struct drm_display_mode *mode,
int *dpms_mode);
extern void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
+ struct drm_connector *connector,
int dpms_mode);
extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);