-void intel_dp_unpack_aux(uint32_t src, uint8_t *dst, int dst_bytes);
-int intel_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
- struct drm_framebuffer *fb, int crtc_x, int crtc_y,
- unsigned int crtc_w, unsigned int crtc_h,
- uint32_t src_x, uint32_t src_y,
- uint32_t src_w, uint32_t src_h);
-int intel_disable_plane(struct drm_plane *plane);