Add query for driver gpu_id

Add query OS driver node ID (gpu_id)

Change-Id: I72ebc54d8ae5dbcd1346535912160a642b1065ae

runtime/hsa-runtime/core/runtime/amd_cpu_agent.cpp

@@ -388,6 +388,9 @@ hsa_status_t CpuAgent::GetInfo(hsa_agent_info_t attribute, void* value) const {
     case HSA_AMD_AGENT_INFO_NUM_XCC:
       *((uint32_t*)value) = 0;
       break;
+    case HSA_AMD_AGENT_INFO_DRIVER_UID:
+      *((uint32_t*)value) = 0;
+      break;
     default:
       return HSA_STATUS_ERROR_INVALID_ARGUMENT;
       break;

runtime/hsa-runtime/core/runtime/amd_gpu_agent.cpp

@@ -1352,6 +1352,9 @@ hsa_status_t GpuAgent::GetInfo(hsa_agent_info_t attribute, void* value) const {
     case HSA_AMD_AGENT_INFO_NUM_XCC:
       *((uint32_t*)value) = static_cast<uint32_t>(properties_.NumXcc);
       break;
+    case HSA_AMD_AGENT_INFO_DRIVER_UID:
+      *((uint32_t*)value) = KfdGpuID();
+      break;
     default:
       return HSA_STATUS_ERROR_INVALID_ARGUMENT;
       break;

runtime/hsa-runtime/inc/hsa_ext_amd.h

@@ -394,7 +394,12 @@ typedef enum hsa_amd_agent_info_s {
    * Queries for number of XCCs within the agent.
    * The type of this attribute is uint32_t.
    */
-  HSA_AMD_AGENT_INFO_NUM_XCC = 0xA111
+  HSA_AMD_AGENT_INFO_NUM_XCC = 0xA111,
+  /**
+   * Queries for driver unique identifier.
+   * The type of this attribute is uint32_t.
+   */
+  HSA_AMD_AGENT_INFO_DRIVER_UID = 0xA112
 } hsa_amd_agent_info_t;
 
 /**