1 files changed, 25 insertions, 1 deletions
diff --git a/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLibNull.c b/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLibNull.c
index b30f9e37a4..40642469c9 100644
--- a/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLibNull.c
+++ b/RedfishPkg/Library/PlatformHostInterfaceLibNull/PlatformHostInterfaceLibNull.c
@@ -2,6 +2,7 @@
   NULL instace of RedfishPlatformHostInterfaceLib
 
   (C) Copyright 2020 Hewlett Packard Enterprise Development LP<BR>
+  Copyright (C) 2022 Advanced Micro Devices, Inc. All rights reserved.<BR>
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
@@ -23,7 +24,7 @@
 **/
 EFI_STATUS
 RedfishPlatformHostInterfaceDeviceDescriptor (
-  IN UINT8                    *DeviceType,
+  OUT UINT8                   *DeviceType,
   OUT REDFISH_INTERFACE_DATA  **DeviceDescriptor
   )
 {
@@ -51,3 +52,26 @@ RedfishPlatformHostInterfaceProtocolData (
 {
   return EFI_NOT_FOUND;
 }
+
+/**
+  Get the EFI protocol GUID installed by platform library which
+  indicates the necessary information is ready for building
+  SMBIOS 42h record.
+
+  @param[out] InformationReadinessGuid  Pointer to retrive the protocol
+                                        GUID.
+
+  @retval EFI_SUCCESS          Notification is required for building up
+                               SMBIOS type 42h record.
+  @retval EFI_UNSUPPORTED      Notification is not required for building up
+                               SMBIOS type 42h record.
+  @retval EFI_ALREADY_STARTED  Platform host information is already ready.
+  @retval Others               Other errors.
+**/
+EFI_STATUS
+RedfishPlatformHostInterfaceNotification (
+  OUT EFI_GUID  **InformationReadinessGuid
+  )
+{
+  return EFI_UNSUPPORTED;
+}