drm/amdgpu/swsmu/vangogh: Only use RLCPowerNotify msg for disable

Per discussions with PMFW team, the driver only needs to
notify the PMFW when the RLC is disabled.  The RLC FW will notify
the PMFW directly when it's enabled.
Acked-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c

@@ -1647,9 +1647,9 @@ static int vangogh_system_features_control(struct smu_context *smu, bool en)
 	uint32_t feature_mask[2];
 	int ret = 0;
 
-	if (adev->pm.fw_version >= 0x43f1700)
+	if (adev->pm.fw_version >= 0x43f1700 && !en)
 		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_RlcPowerNotify,
-						      en ? RLC_STATUS_NORMAL : RLC_STATUS_OFF, NULL);
+						      RLC_STATUS_OFF, NULL);
 
 	bitmap_zero(feature->enabled, feature->feature_num);
 	bitmap_zero(feature->supported, feature->feature_num);