chore: print DeviceDiscoverDriver's caller

This prepends DEBUG print messages in the DeviceDiscoverDriver library
with the calling driver's name, to enable distinguishing where the
messages are coming from.

Example output:
TegraPwmDxe:DeviceDiscoveryStart, Failed supported check
QspiControllerDxe:DeviceDiscoveryStart, Failed supported check
TegraControllerEnableDxe:DeviceDiscoveryStart, failed to enable clocks Device Error
TegraControllerEnableDxe:DeviceDiscoveryStart, failed to deassert Pg 21: Device Error
TegraUartDxe:DeviceDiscoveryStart, Failed supported check

Signed-off-by: Jeshua Smith <jeshuas@nvidia.com>
Reviewed-by: Ashish Singhal <ashishsingha@nvidia.com>

Silicon/NVIDIA/Library/DeviceDiscoveryDriverLib/DeviceDiscoveryDriverLibPrivate.h

@@ -2,7 +2,7 @@
 
   Device Discovery Driver Library private structures
 
-  Copyright (c) 2018-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+  SPDX-FileCopyrightText: Copyright (c) 2018-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
@@ -33,4 +33,16 @@ typedef struct {
   IN NVIDIA_DEVICE_TREE_NODE_PROTOCOL    *Node;
 } NVIDIA_DEVICE_DISCOVERY_THREAD_CONTEXT;
 
+// Make the DEBUG prints in this Library print the name of the Driver that called them
+#ifdef _DEBUG_PRINT
+  #undef _DEBUG_PRINT
+#define _DEBUG_PRINT(PrintLevel, ...)              \
+    do {                                             \
+      if (DebugPrintLevelEnabled (PrintLevel)) {     \
+        DebugPrint (PrintLevel, "%a:", gEfiCallerBaseName); \
+        DebugPrint (PrintLevel, ##__VA_ARGS__);      \
+      }                                              \
+    } while (FALSE)
+#endif
+
 #endif