Add ability to get ASIC revision from hsa_agent_get_info()

Change-Id: Ie30c64f9e02f9e704c9a4c4145deb9580429fdf6


[ROCm/ROCR-Runtime commit: 3fe95c696a]

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

@@ -363,6 +363,9 @@ hsa_status_t CpuAgent::GetInfo(hsa_agent_info_t attribute, void* value) const {
       snprintf((char*)value, sizeof(uuid_tmp), "%s", uuid_tmp);
       break;
     }
+    case HSA_AMD_AGENT_INFO_ASIC_REVISION:
+      *((uint32_t*)value) = static_cast<uint32_t>(properties_.Capability.ui32.ASICRevision);
+      break;
     default:
       return HSA_STATUS_ERROR_INVALID_ARGUMENT;
       break;

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

@@ -931,6 +931,9 @@ hsa_status_t GpuAgent::GetInfo(hsa_agent_info_t attribute, void* value) const {
       snprintf((char*)value, (ss.str().length() + 1), "%s", (char*)ss.str().c_str());
       break;
     }
+    case HSA_AMD_AGENT_INFO_ASIC_REVISION:
+      *((uint32_t*)value) = static_cast<uint32_t>(properties_.Capability.ui32.ASICRevision);
+      break;
     default:
       return HSA_STATUS_ERROR_INVALID_ARGUMENT;
       break;

projects/rocr-runtime/runtime/hsa-runtime/inc/hsa_ext_amd.h

@@ -174,7 +174,15 @@ typedef enum hsa_amd_agent_info_s {
    * Agents that do not support UUID will return the string "GPU-XX" or
    * "CPU-XX" or "DSP-XX" depending upon their device type ::hsa_device_type_t
    */
-  HSA_AMD_AGENT_INFO_UUID = 0xA011
+  HSA_AMD_AGENT_INFO_UUID = 0xA011,
+  /**
+   * Queries for the ASIC revision of an agent. The value is an integer that
+   * increments for each revision. This can be used by user-level software to
+   * change how it operates, depending on the hardware version. This allows
+   * selective workarounds for hardware errata.
+   * The type of this attribute is uint32_t.
+   */
+  HSA_AMD_AGENT_INFO_ASIC_REVISION = 0xA012
 } hsa_amd_agent_info_t;
 
 typedef struct hsa_amd_hdp_flush_s {