drm/amdgpu/mmhub1: set mmhub clock gating for rn

setup mmhub clockgating.
Signed-off-by: NPrike Liang <Prike.Liang@amd.com>
Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c

@@ -521,6 +521,7 @@ int mmhub_v1_0_set_clockgating(struct amdgpu_device *adev,
 	case CHIP_VEGA12:
 	case CHIP_VEGA20:
 	case CHIP_RAVEN:
+	case CHIP_RENOIR:
 		mmhub_v1_0_update_medium_grain_clock_gating(adev,
 				state == AMD_CG_STATE_GATE ? true : false);
 		mmhub_v1_0_update_medium_grain_light_sleep(adev,