diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
index a3c7c2012f05..014543235df8 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
@@ -131,7 +131,6 @@ struct dcn_optc_registers {
 	uint32_t OTG_GSL_WINDOW_X;
 	uint32_t OTG_GSL_WINDOW_Y;
 	uint32_t OTG_VUPDATE_KEEPOUT;
-	uint32_t OTG_DSC_START_POSITION;
 };
 
 #define TG_COMMON_MASK_SH_LIST_DCN(mask_sh)\
@@ -241,7 +240,7 @@ struct dcn_optc_registers {
 	SF(OTG0_OTG_TEST_PATTERN_COLOR, OTG_TEST_PATTERN_DATA, mask_sh),\
 	SF(ODM0_OPTC_DATA_SOURCE_SELECT, OPTC_SRC_SEL, mask_sh)
 
-#define TG_REG_FIELD_LIST(type) \
+#define TG_REG_FIELD_LIST_DCN1_0(type) \
 	type VSTARTUP_START;\
 	type VUPDATE_OFFSET;\
 	type VUPDATE_WIDTH;\
@@ -352,10 +351,11 @@ struct dcn_optc_registers {
 	type OTG_MASTER_UPDATE_LOCK_GSL_EN;\
 	type MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_START_OFFSET;\
 	type MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_END_OFFSET;\
-	type OTG_DSC_START_POSITION_X;\
-	type OTG_DSC_START_POSITION_LINE_NUM;\
 	type OTG_MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_EN;
 
+#define TG_REG_FIELD_LIST(type) \
+	TG_REG_FIELD_LIST_DCN1_0(type)
+
 
 struct dcn_optc_shift {
 	TG_REG_FIELD_LIST(uint8_t)
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 3ca34629d4b4..3217b5bf6c7a 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
@@ -217,6 +217,7 @@ struct timing_generator_funcs {
 	 */
 	bool (*get_crc)(struct timing_generator *tg,
 			uint32_t *r_cr, uint32_t *g_y, uint32_t *b_cb);
+
 };
 
 #endif