Commit d76c0a23 authored by Rodrigo Siqueira's avatar Rodrigo Siqueira Committed by Alex Deucher
Browse files

drm/amd/display: Add fallback configuration when set DRR 



Set OTG/OPTC parameter to 0 if failed to set DRR.

Acked-by: default avatarHamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: default avatarRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 7dc363e6

drivers/gpu/drm/amd/display/dc/optc/dcn32/dcn32_optc.c

+9 −2
Original line number Diff line number Diff line
@@ -293,9 +293,16 @@ static void optc32_set_drr( 
		}



		optc->funcs->set_vtotal_min_max(optc, params->vertical_total_min - 1, params->vertical_total_max - 1);

	}



		optc32_setup_manual_trigger(optc);

	} else {

		REG_UPDATE_4(OTG_V_TOTAL_CONTROL,

				OTG_SET_V_TOTAL_MIN_MASK, 0,

				OTG_V_TOTAL_MIN_SEL, 0,

				OTG_V_TOTAL_MAX_SEL, 0,

				OTG_FORCE_LOCK_ON_EVENT, 0);



		optc->funcs->set_vtotal_min_max(optc, 0, 0);

	}

}



static struct timing_generator_funcs dcn32_tg_funcs = {