X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fdrm%2Fdrm_crtc_helper.h;h=c7d4b2e606a5f73f5fbed9217449b16c504b7e4d;hb=b5c784894c90042f4fc6348aedc7524e899df281;hp=0c6f0e11b41bcfc823d94571c3be853087440e5a;hpb=af7af690397296b663c8bc152a5f79f32abcef24;p=firefly-linux-kernel-4.4.55.git

diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 0c6f0e11b41b..c7d4b2e606a5 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -54,13 +54,13 @@ struct drm_crtc_helper_funcs {
 			   struct drm_display_mode *mode,
 			   struct drm_display_mode *adjusted_mode);
 	/* Actually set the mode */
-	void (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
-			 struct drm_display_mode *adjusted_mode, int x, int y,
-			 struct drm_framebuffer *old_fb);
+	int (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode,
+			struct drm_display_mode *adjusted_mode, int x, int y,
+			struct drm_framebuffer *old_fb);
 
 	/* Move the crtc on the current fb to the given position *optional* */
-	void (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
-			      struct drm_framebuffer *old_fb);
+	int (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
+			     struct drm_framebuffer *old_fb);
 };
 
 struct drm_encoder_helper_funcs {
@@ -76,6 +76,7 @@ struct drm_encoder_helper_funcs {
 	void (*mode_set)(struct drm_encoder *encoder,
 			 struct drm_display_mode *mode,
 			 struct drm_display_mode *adjusted_mode);
+	struct drm_crtc *(*get_crtc)(struct drm_encoder *encoder);
 	/* detect for DAC style encoders */
 	enum drm_connector_status (*detect)(struct drm_encoder *encoder,
 					    struct drm_connector *connector);