drm/amd/display: update dcn30_optc header with missing declarations

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c

@@ -179,8 +179,7 @@ void optc3_set_dsc_config(struct timing_generator *optc,
 
 }
 
-
-static void optc3_set_odm_bypass(struct timing_generator *optc,
+void optc3_set_odm_bypass(struct timing_generator *optc,
 		const struct dc_crtc_timing *dc_crtc_timing)
 {
 	struct optc *optc1 = DCN10TG_FROM_TG(optc);
@@ -277,7 +276,7 @@ static void optc3_set_odm_combine(struct timing_generator *optc, int *opp_id, in
  *
  * Options: any time,  start of frame, dp start of frame (range timing)
  */
-void optc3_set_timing_double_buffer(struct timing_generator *optc, bool enable)
+static void optc3_set_timing_double_buffer(struct timing_generator *optc, bool enable)
 {
 	struct optc *optc1 = DCN10TG_FROM_TG(optc);
 	uint32_t mode = enable ? 2 : 0;

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h

@@ -339,4 +339,8 @@ void optc3_set_dsc_config(struct timing_generator *optc,
 
 void optc3_set_timing_db_mode(struct timing_generator *optc, bool enable);
 
+void optc3_set_odm_bypass(struct timing_generator *optc,
+		const struct dc_crtc_timing *dc_crtc_timing);
+void optc3_tg_init(struct timing_generator *optc);
+
 #endif /* __DC_OPTC_DCN30_H__ */