int hm_NvAPI_EnumPhysicalGPUs (NVAPI_PTR *nvapi, NvPhysicalGpuHandle nvGPUHandle[NVAPI_MAX_PHYSICAL_GPUS], NvU32 *pGpuCount);
int hm_NvAPI_GPU_GetPerfPoliciesInfo (NVAPI_PTR *nvapi, NvPhysicalGpuHandle hPhysicalGpu, NV_GPU_PERF_POLICIES_INFO_PARAMS_V1 *perfPolicies_info);
int hm_NvAPI_GPU_GetPerfPoliciesStatus (NVAPI_PTR *nvapi, NvPhysicalGpuHandle hPhysicalGpu, NV_GPU_PERF_POLICIES_STATUS_PARAMS_V1 *perfPolicies_status);
int hm_NvAPI_EnumPhysicalGPUs (NVAPI_PTR *nvapi, NvPhysicalGpuHandle nvGPUHandle[NVAPI_MAX_PHYSICAL_GPUS], NvU32 *pGpuCount);
int hm_NvAPI_GPU_GetPerfPoliciesInfo (NVAPI_PTR *nvapi, NvPhysicalGpuHandle hPhysicalGpu, NV_GPU_PERF_POLICIES_INFO_PARAMS_V1 *perfPolicies_info);
int hm_NvAPI_GPU_GetPerfPoliciesStatus (NVAPI_PTR *nvapi, NvPhysicalGpuHandle hPhysicalGpu, NV_GPU_PERF_POLICIES_STATUS_PARAMS_V1 *perfPolicies_status);