/* Copyright (c) 2018 - 2022 Advanced Micro Devices, Inc. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include #include #include "hip_internal.hpp" #include "hip_mempool_impl.hpp" #undef hipGetDeviceProperties #undef hipDeviceProp_t namespace hip { // ================================================================================================ hip::Stream* Device::NullStream() { if (null_stream_ == nullptr) { null_stream_ = new Stream(this, Stream::Priority::Normal, 0, true); } if (null_stream_ == nullptr) { return nullptr; } // Wait for all active streams before executing commands on the default iHipWaitActiveStreams(null_stream_); return null_stream_; } // ================================================================================================ bool Device::Create() { // Create default memory pool default_mem_pool_ = new MemoryPool(this); if (default_mem_pool_ == nullptr) { return false; } // Create graph memory pool graph_mem_pool_ = new MemoryPool(this); if (graph_mem_pool_ == nullptr) { return false; } if (!HIP_MEM_POOL_USE_VM) { uint64_t max_size = std::numeric_limits::max(); // Use maximum value to hold memory, because current implementation doesn't support VM // Note: the call for the threshold is always successful auto error = graph_mem_pool_->SetAttribute(hipMemPoolAttrReleaseThreshold, &max_size); } // Current is default pool after device creation current_mem_pool_ = default_mem_pool_; return true; } // ================================================================================================ void Device::AddMemoryPool(MemoryPool* pool) { amd::ScopedLock lock(lock_); if (auto it = mem_pools_.find(pool); it == mem_pools_.end()) { mem_pools_.insert(pool); } } // ================================================================================================ void Device::RemoveMemoryPool(MemoryPool* pool) { amd::ScopedLock lock(lock_); if (auto it = mem_pools_.find(pool); it != mem_pools_.end()) { mem_pools_.erase(it); } } // ================================================================================================ bool Device::FreeMemory(amd::Memory* memory, Stream* stream) { amd::ScopedLock lock(lock_); // Search for memory in the entire list of pools for (auto it : mem_pools_) { if (it->FreeMemory(memory, stream)) { return true; } } return false; } // ================================================================================================ void Device::ReleaseFreedMemory(Stream* stream) { amd::ScopedLock lock(lock_); // Search for memory in the entire list of pools for (auto it : mem_pools_) { it->ReleaseFreedMemory(stream); } } // ================================================================================================ void Device::RemoveStreamFromPools(Stream* stream) { amd::ScopedLock lock(lock_); // Update all pools with the destroyed stream for (auto it : mem_pools_) { it->RemoveStream(stream); } } // ================================================================================================ void Device::Reset() { { amd::ScopedLock lock(lock_); auto it = mem_pools_.begin(); while (it != mem_pools_.end()) { auto current = it++; (*current)->ReleaseAllMemory(); delete *current; } mem_pools_.clear(); } flags_ = hipDeviceScheduleSpin; hip::Stream::destroyAllStreams(deviceId_); amd::MemObjMap::Purge(devices()[0]); Create(); } // ================================================================================================ Device::~Device() { if (default_mem_pool_ != nullptr) { default_mem_pool_->release(); } if (graph_mem_pool_ != nullptr) { graph_mem_pool_->release(); } if (null_stream_ != nullptr) { hip::Stream::Destroy(null_stream_); } } void ihipDestroyDevice() { for (auto deviceHandle : g_devices) { delete deviceHandle; } } hipError_t ihipDeviceGet(hipDevice_t* device, int deviceId) { if (device == nullptr) { return hipErrorInvalidValue; } if (deviceId < 0 || static_cast(deviceId) >= g_devices.size()) { return hipErrorInvalidDevice; } *device = deviceId; return hipSuccess; } hipError_t hipDeviceGet(hipDevice_t* device, int deviceId) { HIP_INIT_API(hipDeviceGet, device, deviceId); HIP_RETURN(ihipDeviceGet(device, deviceId)); } hipError_t hipDeviceTotalMem(size_t* bytes, hipDevice_t device) { HIP_INIT_API(hipDeviceTotalMem, bytes, device); if (device < 0 || static_cast(device) >= g_devices.size()) { HIP_RETURN(hipErrorInvalidDevice); } if (bytes == nullptr) { HIP_RETURN(hipErrorInvalidValue); } auto* deviceHandle = g_devices[device]->devices()[0]; const auto& info = deviceHandle->info(); *bytes = info.globalMemSize_; HIP_RETURN(hipSuccess); } hipError_t hipDeviceComputeCapability(int* major, int* minor, hipDevice_t device) { HIP_INIT_API(hipDeviceComputeCapability, major, minor, device); if (device < 0 || static_cast(device) >= g_devices.size()) { HIP_RETURN(hipErrorInvalidDevice); } if (major == nullptr || minor == nullptr) { HIP_RETURN(hipErrorInvalidValue); } auto* deviceHandle = g_devices[device]->devices()[0]; const auto& isa = deviceHandle->isa(); *major = isa.versionMajor(); *minor = isa.versionMinor(); HIP_RETURN(hipSuccess); } hipError_t hipDeviceGetCount(int* count) { HIP_INIT_API(hipDeviceGetCount, count); HIP_RETURN(ihipDeviceGetCount(count)); } hipError_t ihipDeviceGetCount(int* count) { if (count == nullptr) { return hipErrorInvalidValue; } // Get all available devices *count = g_devices.size(); if (*count < 1) { return hipErrorNoDevice; } return hipSuccess; } hipError_t hipDeviceGetName(char* name, int len, hipDevice_t device) { HIP_INIT_API(hipDeviceGetName, (void*)name, len, device); if (device < 0 || static_cast(device) >= g_devices.size()) { HIP_RETURN(hipErrorInvalidDevice); } if (name == nullptr || len <= 0) { HIP_RETURN(hipErrorInvalidValue); } auto* deviceHandle = g_devices[device]->devices()[0]; const auto& info = deviceHandle->info(); const auto nameLen = ::strlen(info.boardName_); // Only copy partial name if size of `dest` is smaller than size of `src` including // trailing zero byte auto memcpySize = (len <= (nameLen + 1) ? (len - 1) : nameLen); ::memcpy(name, info.boardName_, memcpySize); name[memcpySize] = '\0'; HIP_RETURN(hipSuccess); } hipError_t hipDeviceGetUuid(hipUUID* uuid, hipDevice_t device) { HIP_INIT_API(hipDeviceGetUuid, reinterpret_cast(uuid), device); if (device < 0 || static_cast(device) >= g_devices.size()) { HIP_RETURN(hipErrorInvalidDevice); } if (uuid == nullptr) { HIP_RETURN(hipErrorInvalidValue); } auto* deviceHandle = g_devices[device]->devices()[0]; const auto& info = deviceHandle->info(); memcpy(uuid->bytes, info.uuid_, sizeof(info.uuid_)); HIP_RETURN(hipSuccess); } hipError_t ihipGetDeviceProperties(hipDeviceProp_tR0600* props, int device) { if (props == nullptr) { return hipErrorInvalidValue; } if (unsigned(device) >= g_devices.size()) { return hipErrorInvalidDevice; } auto* deviceHandle = g_devices[device]->devices()[0]; constexpr auto int32_max = static_cast(std::numeric_limits::max()); constexpr auto uint16_max = static_cast(std::numeric_limits::max()) + 1; hipDeviceProp_tR0600 deviceProps = {0}; const auto& info = deviceHandle->info(); const auto& isa = deviceHandle->isa(); ::strncpy(deviceProps.name, info.boardName_, sizeof(info.boardName_)); memcpy(deviceProps.uuid.bytes, info.uuid_, sizeof(info.uuid_)); deviceProps.totalGlobalMem = info.globalMemSize_; deviceProps.sharedMemPerBlock = info.localMemSizePerCU_; deviceProps.sharedMemPerMultiprocessor = info.localMemSizePerCU_ * info.numRTCUs_; deviceProps.regsPerBlock = info.availableRegistersPerCU_; deviceProps.warpSize = info.wavefrontWidth_; deviceProps.maxThreadsPerBlock = info.maxWorkGroupSize_; deviceProps.maxThreadsDim[0] = info.maxWorkItemSizes_[0]; deviceProps.maxThreadsDim[1] = info.maxWorkItemSizes_[1]; deviceProps.maxThreadsDim[2] = info.maxWorkItemSizes_[2]; deviceProps.maxGridSize[0] = int32_max; deviceProps.maxGridSize[1] = uint16_max; deviceProps.maxGridSize[2] = uint16_max; deviceProps.clockRate = info.maxEngineClockFrequency_ * 1000; deviceProps.memoryClockRate = info.maxMemoryClockFrequency_ * 1000; deviceProps.memoryBusWidth = info.globalMemChannels_; deviceProps.totalConstMem = std::min(info.maxConstantBufferSize_, int32_max); deviceProps.major = isa.versionMajor(); deviceProps.minor = isa.versionMinor(); deviceProps.multiProcessorCount = info.maxComputeUnits_; deviceProps.l2CacheSize = info.l2CacheSize_; deviceProps.maxThreadsPerMultiProcessor = info.maxThreadsPerCU_; deviceProps.maxBlocksPerMultiProcessor = int(info.maxThreadsPerCU_ / info.maxWorkGroupSize_); deviceProps.computeMode = 0; deviceProps.clockInstructionRate = info.timeStampFrequency_; deviceProps.arch.hasGlobalInt32Atomics = 1; deviceProps.arch.hasGlobalFloatAtomicExch = 1; deviceProps.arch.hasSharedInt32Atomics = 1; deviceProps.arch.hasSharedFloatAtomicExch = 1; deviceProps.arch.hasFloatAtomicAdd = 1; deviceProps.arch.hasGlobalInt64Atomics = 1; deviceProps.arch.hasSharedInt64Atomics = 1; deviceProps.hostNativeAtomicSupported = info.pcie_atomics_ ? 1 : 0; deviceProps.arch.hasDoubles = 1; deviceProps.arch.hasWarpVote = 1; deviceProps.arch.hasWarpBallot = 1; deviceProps.arch.hasWarpShuffle = 1; deviceProps.arch.hasFunnelShift = 0; deviceProps.arch.hasThreadFenceSystem = 1; deviceProps.arch.hasSyncThreadsExt = 0; deviceProps.arch.hasSurfaceFuncs = 0; deviceProps.arch.has3dGrid = 1; deviceProps.arch.hasDynamicParallelism = 0; deviceProps.concurrentKernels = 1; deviceProps.pciDomainID = info.pciDomainID; deviceProps.pciBusID = info.deviceTopology_.pcie.bus; deviceProps.pciDeviceID = info.deviceTopology_.pcie.device; deviceProps.maxSharedMemoryPerMultiProcessor = info.localMemSizePerCU_; deviceProps.canMapHostMemory = 1; deviceProps.regsPerMultiprocessor = info.availableRegistersPerCU_; sprintf(deviceProps.gcnArchName, "%s", isa.targetId()); deviceProps.cooperativeLaunch = info.cooperativeGroups_; deviceProps.cooperativeMultiDeviceLaunch = info.cooperativeMultiDeviceGroups_; deviceProps.cooperativeMultiDeviceUnmatchedFunc = info.cooperativeMultiDeviceGroups_; deviceProps.cooperativeMultiDeviceUnmatchedGridDim = info.cooperativeMultiDeviceGroups_; deviceProps.cooperativeMultiDeviceUnmatchedBlockDim = info.cooperativeMultiDeviceGroups_; deviceProps.cooperativeMultiDeviceUnmatchedSharedMem = info.cooperativeMultiDeviceGroups_; deviceProps.maxTexture1DLinear = std::min(16 * info.imageMaxBufferSize_, int32_max); // Max pixel size is 16 bytes deviceProps.maxTexture1DMipmap = std::min(16 * info.imageMaxBufferSize_, int32_max); deviceProps.maxTexture1D = deviceProps.maxSurface1D = std::min(info.image1DMaxWidth_, int32_max); deviceProps.maxTexture2D[0] = deviceProps.maxSurface2D[0] = std::min(info.image2DMaxWidth_, int32_max); deviceProps.maxTexture2D[1] = deviceProps.maxSurface2D[1] = std::min(info.image2DMaxHeight_, int32_max); deviceProps.maxTexture3D[0] = deviceProps.maxSurface3D[0] = std::min(info.image3DMaxWidth_, int32_max); deviceProps.maxTexture3D[1] = deviceProps.maxSurface3D[1] = std::min(info.image3DMaxHeight_, int32_max); deviceProps.maxTexture3D[2] = deviceProps.maxSurface3D[2] = std::min(info.image3DMaxDepth_, int32_max); deviceProps.maxTexture1DLayered[0] = deviceProps.maxSurface1DLayered[0] = std::min(info.image1DAMaxWidth_, int32_max); deviceProps.maxTexture1DLayered[1] = deviceProps.maxSurface1DLayered[1] = std::min(info.imageMaxArraySize_, int32_max); deviceProps.maxTexture2DLayered[0] = deviceProps.maxSurface2DLayered[0] = std::min(info.image2DAMaxWidth_[0], int32_max); deviceProps.maxTexture2DLayered[1] = deviceProps.maxSurface2DLayered[1] = std::min(info.image2DAMaxWidth_[1], int32_max); deviceProps.maxTexture2DLayered[2] = deviceProps.maxSurface2DLayered[2] = std::min(info.imageMaxArraySize_, int32_max); deviceProps.hdpMemFlushCntl = info.hdpMemFlushCntl; deviceProps.hdpRegFlushCntl = info.hdpRegFlushCntl; deviceProps.memPitch = std::min(info.maxMemAllocSize_, int32_max); deviceProps.textureAlignment = deviceProps.surfaceAlignment = info.imageBaseAddressAlignment_; deviceProps.texturePitchAlignment = info.imagePitchAlignment_; deviceProps.kernelExecTimeoutEnabled = 0; deviceProps.ECCEnabled = info.errorCorrectionSupport_ ? 1 : 0; deviceProps.isLargeBar = info.largeBar_ ? 1 : 0; deviceProps.asicRevision = info.asicRevision_; deviceProps.ipcEventSupported = 1; deviceProps.streamPrioritiesSupported = 1; deviceProps.multiGpuBoardGroupID = info.deviceTopology_.pcie.device; // HMM capabilities deviceProps.asyncEngineCount = info.numAsyncQueues_; deviceProps.deviceOverlap = (info.numAsyncQueues_ > 0) ? 1 : 0; deviceProps.unifiedAddressing = info.hmmDirectHostAccess_; deviceProps.managedMemory = info.hmmSupported_; deviceProps.concurrentManagedAccess = info.hmmSupported_; deviceProps.directManagedMemAccessFromHost = info.hmmDirectHostAccess_; deviceProps.canUseHostPointerForRegisteredMem = info.hostUnifiedMemory_; deviceProps.pageableMemoryAccess = info.hmmCpuMemoryAccessible_; deviceProps.hostRegisterSupported = info.hostUnifiedMemory_; deviceProps.pageableMemoryAccessUsesHostPageTables = info.hostUnifiedMemory_; // Mem pool deviceProps.memoryPoolsSupported = HIP_MEM_POOL_SUPPORT; unsigned int memPoolHandleType = 0; if (HIP_MEM_POOL_SUPPORT) { #if defined(__linux__) memPoolHandleType |= hipMemHandleTypePosixFileDescriptor; #elif defined(_WIN32) memPoolHandleType |= hipMemHandleTypeWin32; memPoolHandleType |= hipMemHandleTypeWin32Kmt; #endif } deviceProps.memoryPoolSupportedHandleTypes = memPoolHandleType; // Caching behavior deviceProps.globalL1CacheSupported = 1; deviceProps.localL1CacheSupported = 1; deviceProps.persistingL2CacheMaxSize = info.l2CacheSize_; deviceProps.reservedSharedMemPerBlock = 0; deviceProps.sharedMemPerBlockOptin = 0; // Unsupported features // Single to double precision perf ratio deviceProps.singleToDoublePrecisionPerfRatio = 0; // Flag hipHostRegisterReadOnly deviceProps.hostRegisterReadOnlySupported = 0; // Compute preemption deviceProps.computePreemptionSupported = 0; // Cubemaps deviceProps.maxTextureCubemap = 0; deviceProps.maxTextureCubemapLayered[0] = 0; deviceProps.maxTextureCubemapLayered[1] = 0; deviceProps.maxSurfaceCubemap = 0; deviceProps.maxSurfaceCubemapLayered[0] = 0; deviceProps.maxSurfaceCubemapLayered[1] = 0; // Texture gather ops deviceProps.maxTexture2DGather[0] = 0; deviceProps.maxTexture2DGather[1] = 0; // Textures bound to pitch memory deviceProps.maxTexture2DLinear[0] = 0; deviceProps.maxTexture2DLinear[1] = 0; deviceProps.maxTexture2DLinear[2] = 0; // Alternate 3D texture deviceProps.maxTexture3DAlt[0] = 0; deviceProps.maxTexture3DAlt[1] = 0; deviceProps.maxTexture3DAlt[2] = 0; // access policy deviceProps.accessPolicyMaxWindowSize = 0; // cluster launch deviceProps.clusterLaunch = 0; // Mapping HIP array deviceProps.deferredMappingHipArraySupported = 0; // RDMA options deviceProps.gpuDirectRDMASupported = 0; deviceProps.gpuDirectRDMAFlushWritesOptions = 0; deviceProps.gpuDirectRDMAWritesOrdering = 0; *reinterpret_cast(&deviceProps.luid[0]) = info.luidLowPart_; *reinterpret_cast(&deviceProps.luid[sizeof(uint32_t)]) = info.luidHighPart_; deviceProps.luidDeviceNodeMask = info.luidDeviceNodeMask_; deviceProps.sparseHipArraySupported = 0; deviceProps.timelineSemaphoreInteropSupported = 0; deviceProps.unifiedFunctionPointers = 0; *props = deviceProps; return hipSuccess; } hipError_t hipGetDevicePropertiesR0600(hipDeviceProp_tR0600* prop, int device) { HIP_INIT_API(hipGetDevicePropertiesR0600, prop, device); HIP_RETURN(ihipGetDeviceProperties(prop, device)); } hipError_t hipGetDevicePropertiesR0000(hipDeviceProp_tR0000* prop, int device) { HIP_INIT_API(hipGetDevicePropertiesR0000, prop, device); if (prop == nullptr) { HIP_RETURN(hipErrorInvalidValue); } if (unsigned(device) >= g_devices.size()) { HIP_RETURN(hipErrorInvalidDevice); } auto* deviceHandle = g_devices[device]->devices()[0]; constexpr auto int32_max = static_cast(std::numeric_limits::max()); constexpr auto uint16_max = static_cast(std::numeric_limits::max()) + 1; hipDeviceProp_tR0000 deviceProps = {0}; const auto& info = deviceHandle->info(); const auto& isa = deviceHandle->isa(); ::strncpy(deviceProps.name, info.boardName_, 128); deviceProps.totalGlobalMem = info.globalMemSize_; deviceProps.sharedMemPerBlock = info.localMemSizePerCU_; deviceProps.regsPerBlock = info.availableRegistersPerCU_; deviceProps.warpSize = info.wavefrontWidth_; deviceProps.maxThreadsPerBlock = info.maxWorkGroupSize_; deviceProps.maxThreadsDim[0] = info.maxWorkItemSizes_[0]; deviceProps.maxThreadsDim[1] = info.maxWorkItemSizes_[1]; deviceProps.maxThreadsDim[2] = info.maxWorkItemSizes_[2]; deviceProps.maxGridSize[0] = int32_max; deviceProps.maxGridSize[1] = uint16_max; deviceProps.maxGridSize[2] = uint16_max; deviceProps.clockRate = info.maxEngineClockFrequency_ * 1000; deviceProps.memoryClockRate = info.maxMemoryClockFrequency_ * 1000; deviceProps.memoryBusWidth = info.globalMemChannels_; deviceProps.totalConstMem = std::min(info.maxConstantBufferSize_, int32_max); deviceProps.major = isa.versionMajor(); deviceProps.minor = isa.versionMinor(); deviceProps.multiProcessorCount = info.maxComputeUnits_; deviceProps.l2CacheSize = info.l2CacheSize_; deviceProps.maxThreadsPerMultiProcessor = info.maxThreadsPerCU_; deviceProps.computeMode = 0; deviceProps.clockInstructionRate = info.timeStampFrequency_; deviceProps.arch.hasGlobalInt32Atomics = 1; deviceProps.arch.hasGlobalFloatAtomicExch = 1; deviceProps.arch.hasSharedInt32Atomics = 1; deviceProps.arch.hasSharedFloatAtomicExch = 1; deviceProps.arch.hasFloatAtomicAdd = 1; deviceProps.arch.hasGlobalInt64Atomics = 1; deviceProps.arch.hasSharedInt64Atomics = 1; deviceProps.arch.hasDoubles = 1; deviceProps.arch.hasWarpVote = 1; deviceProps.arch.hasWarpBallot = 1; deviceProps.arch.hasWarpShuffle = 1; deviceProps.arch.hasFunnelShift = 0; deviceProps.arch.hasThreadFenceSystem = 1; deviceProps.arch.hasSyncThreadsExt = 0; deviceProps.arch.hasSurfaceFuncs = 0; deviceProps.arch.has3dGrid = 1; deviceProps.arch.hasDynamicParallelism = 0; deviceProps.concurrentKernels = 1; deviceProps.pciDomainID = info.pciDomainID; deviceProps.pciBusID = info.deviceTopology_.pcie.bus; deviceProps.pciDeviceID = info.deviceTopology_.pcie.device; deviceProps.maxSharedMemoryPerMultiProcessor = info.localMemSizePerCU_; deviceProps.canMapHostMemory = 1; // FIXME: This should be removed, targets can have character names as well. deviceProps.gcnArch = isa.versionMajor() * 100 + isa.versionMinor() * 10 + isa.versionStepping(); sprintf(deviceProps.gcnArchName, "%s", isa.targetId()); deviceProps.cooperativeLaunch = info.cooperativeGroups_; deviceProps.cooperativeMultiDeviceLaunch = info.cooperativeMultiDeviceGroups_; deviceProps.cooperativeMultiDeviceUnmatchedFunc = info.cooperativeMultiDeviceGroups_; deviceProps.cooperativeMultiDeviceUnmatchedGridDim = info.cooperativeMultiDeviceGroups_; deviceProps.cooperativeMultiDeviceUnmatchedBlockDim = info.cooperativeMultiDeviceGroups_; deviceProps.cooperativeMultiDeviceUnmatchedSharedMem = info.cooperativeMultiDeviceGroups_; deviceProps.maxTexture1DLinear = std::min(16 * info.imageMaxBufferSize_, int32_max); // Max pixel size is 16 bytes deviceProps.maxTexture1D = std::min(info.image1DMaxWidth_, int32_max); deviceProps.maxTexture2D[0] = std::min(info.image2DMaxWidth_, int32_max); deviceProps.maxTexture2D[1] = std::min(info.image2DMaxHeight_, int32_max); deviceProps.maxTexture3D[0] = std::min(info.image3DMaxWidth_, int32_max); deviceProps.maxTexture3D[1] = std::min(info.image3DMaxHeight_, int32_max); deviceProps.maxTexture3D[2] = std::min(info.image3DMaxDepth_, int32_max); deviceProps.hdpMemFlushCntl = info.hdpMemFlushCntl; deviceProps.hdpRegFlushCntl = info.hdpRegFlushCntl; deviceProps.memPitch = std::min(info.maxMemAllocSize_, int32_max); deviceProps.textureAlignment = info.imageBaseAddressAlignment_; deviceProps.texturePitchAlignment = info.imagePitchAlignment_; deviceProps.kernelExecTimeoutEnabled = 0; deviceProps.ECCEnabled = info.errorCorrectionSupport_ ? 1 : 0; deviceProps.isLargeBar = info.largeBar_ ? 1 : 0; deviceProps.asicRevision = info.asicRevision_; // HMM capabilities deviceProps.managedMemory = info.hmmSupported_; deviceProps.concurrentManagedAccess = info.hmmSupported_; deviceProps.directManagedMemAccessFromHost = info.hmmDirectHostAccess_; deviceProps.pageableMemoryAccess = info.hmmCpuMemoryAccessible_; deviceProps.pageableMemoryAccessUsesHostPageTables = info.hostUnifiedMemory_; *prop = deviceProps; HIP_RETURN(hipSuccess); } extern "C" hipError_t hipGetDeviceProperties(hipDeviceProp_tR0000* props, hipDevice_t device); hipError_t hipGetDeviceProperties(hipDeviceProp_tR0000* props, hipDevice_t device) { return hipGetDevicePropertiesR0000(props, device); } } // namespace hip