diff --git a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
index b785dd7b3a97..64d43dba8fd6 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_hw_types.h
@@ -641,12 +641,12 @@ struct dc_crtc_timing {
 	struct dc_crtc_timing_flags flags;
 };
 
-struct _dlg_otg_param {
-	int vstartup_start;
-	int vupdate_offset;
-	int vupdate_width;
-	int vready_offset;
-	enum signal_type signal;
+#define MAX_TG_COLOR_VALUE 0x3FF
+struct tg_color {
+	/* Maximum 10 bits color value */
+	uint16_t color_r_cr;
+	uint16_t color_g_y;
+	uint16_t color_b_cb;
 };
 
 #endif /* DC_HW_TYPES_H */
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h b/drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h
index b3deaf2d8173..235cfe8d1ad4 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h
@@ -28,18 +28,6 @@
 
 struct dc_bios;
 
-/**
- *  These parameters are required as input when doing blanking/Unblanking
-*/
-#define MAX_TG_COLOR_VALUE 0x3FF
-
-struct tg_color {
-	/* Maximum 10 bits color value */
-	uint16_t color_r_cr;
-	uint16_t color_g_y;
-	uint16_t color_b_cb;
-};
-
 /* Contains CRTC vertical/horizontal pixel counters */
 struct crtc_position {
 	uint32_t vertical_count;