hipDeviceProp_t Struct Reference#
#include <hip_runtime_api.h>
Data Fields | |
char | name [256] |
Device name. | |
hipUUID | uuid |
UUID of a device. | |
char | luid [8] |
8-byte unique identifier. Only valid on windows | |
unsigned int | luidDeviceNodeMask |
LUID node mask. | |
size_t | totalGlobalMem |
Size of global memory region (in bytes). | |
size_t | sharedMemPerBlock |
Size of shared memory per block (in bytes). | |
int | regsPerBlock |
Registers per block. | |
int | warpSize |
Warp size. | |
size_t | memPitch |
int | maxThreadsPerBlock |
Max work items per work group or workgroup max size. | |
int | maxThreadsDim [3] |
Max number of threads in each dimension (XYZ) of a block. | |
int | maxGridSize [3] |
Max grid dimensions (XYZ). | |
int | clockRate |
Max clock frequency of the multiProcessors in khz. | |
size_t | totalConstMem |
int | major |
int | minor |
size_t | textureAlignment |
Alignment requirement for textures. | |
size_t | texturePitchAlignment |
Pitch alignment requirement for texture references bound to. | |
int | deviceOverlap |
Deprecated. Use asyncEngineCount instead. | |
int | multiProcessorCount |
Number of multi-processors (compute units). | |
int | kernelExecTimeoutEnabled |
Run time limit for kernels executed on the device. | |
int | integrated |
APU vs dGPU. | |
int | canMapHostMemory |
Check whether HIP can map host memory. | |
int | computeMode |
Compute mode. | |
int | maxTexture1D |
Maximum number of elements in 1D images. | |
int | maxTexture1DMipmap |
Maximum 1D mipmap texture size. | |
int | maxTexture1DLinear |
Maximum size for 1D textures bound to linear memory. | |
int | maxTexture2D [2] |
Maximum dimensions (width, height) of 2D images, in image elements. | |
int | maxTexture2DMipmap [2] |
Maximum number of elements in 2D array mipmap of images. | |
int | maxTexture2DLinear [3] |
Maximum 2D tex dimensions if tex are bound to pitched memory. | |
int | maxTexture2DGather [2] |
Maximum 2D tex dimensions if gather has to be performed. | |
int | maxTexture3D [3] |
int | maxTexture3DAlt [3] |
Maximum alternate 3D texture dims. | |
int | maxTextureCubemap |
Maximum cubemap texture dims. | |
int | maxTexture1DLayered [2] |
Maximum number of elements in 1D array images. | |
int | maxTexture2DLayered [3] |
Maximum number of elements in 2D array images. | |
int | maxTextureCubemapLayered [2] |
Maximum cubemaps layered texture dims. | |
int | maxSurface1D |
Maximum 1D surface size. | |
int | maxSurface2D [2] |
Maximum 2D surface size. | |
int | maxSurface3D [3] |
Maximum 3D surface size. | |
int | maxSurface1DLayered [2] |
Maximum 1D layered surface size. | |
int | maxSurface2DLayered [3] |
Maximum 2D layared surface size. | |
int | maxSurfaceCubemap |
Maximum cubemap surface size. | |
int | maxSurfaceCubemapLayered [2] |
Maximum cubemap layered surface size. | |
size_t | surfaceAlignment |
Alignment requirement for surface. | |
int | concurrentKernels |
Device can possibly execute multiple kernels concurrently. | |
int | ECCEnabled |
Device has ECC support enabled. | |
int | pciBusID |
PCI Bus ID. | |
int | pciDeviceID |
PCI Device ID. | |
int | pciDomainID |
PCI Domain ID. | |
int | tccDriver |
1:If device is Tesla device using TCC driver, else 0 | |
int | asyncEngineCount |
Number of async engines. | |
int | unifiedAddressing |
Does device and host share unified address space. | |
int | memoryClockRate |
Max global memory clock frequency in khz. | |
int | memoryBusWidth |
Global memory bus width in bits. | |
int | l2CacheSize |
L2 cache size. | |
int | persistingL2CacheMaxSize |
Device's max L2 persisting lines in bytes. | |
int | maxThreadsPerMultiProcessor |
Maximum resident threads per multi-processor. | |
int | streamPrioritiesSupported |
Device supports stream priority. | |
int | globalL1CacheSupported |
Indicates globals are cached in L1. | |
int | localL1CacheSupported |
Locals are cahced in L1. | |
size_t | sharedMemPerMultiprocessor |
Amount of shared memory available per multiprocessor. | |
int | regsPerMultiprocessor |
registers available per multiprocessor | |
int | managedMemory |
Device supports allocating managed memory on this system. | |
int | isMultiGpuBoard |
1 if device is on a multi-GPU board, 0 if not. | |
int | multiGpuBoardGroupID |
Unique identifier for a group of devices on same multiboard GPU. | |
int | hostNativeAtomicSupported |
Link between host and device supports native atomics. | |
int | singleToDoublePrecisionPerfRatio |
Deprecated. CUDA only. | |
int | pageableMemoryAccess |
int | concurrentManagedAccess |
int | computePreemptionSupported |
Is compute preemption supported on the device. | |
int | canUseHostPointerForRegisteredMem |
int | cooperativeLaunch |
HIP device supports cooperative launch. | |
int | cooperativeMultiDeviceLaunch |
size_t | sharedMemPerBlockOptin |
Per device m ax shared mem per block usable by special opt in. | |
int | pageableMemoryAccessUsesHostPageTables |
int | directManagedMemAccessFromHost |
int | maxBlocksPerMultiProcessor |
Max number of blocks on CU. | |
int | accessPolicyMaxWindowSize |
Max value of access policy window. | |
size_t | reservedSharedMemPerBlock |
Shared memory reserved by driver per block. | |
int | hostRegisterSupported |
Device supports hipHostRegister. | |
int | sparseHipArraySupported |
Indicates if device supports sparse hip arrays. | |
int | hostRegisterReadOnlySupported |
int | timelineSemaphoreInteropSupported |
Indicates external timeline semaphore support. | |
int | memoryPoolsSupported |
Indicates if device supports hipMallocAsync and hipMemPool APIs. | |
int | gpuDirectRDMASupported |
Indicates device support of RDMA APIs. | |
unsigned int | gpuDirectRDMAFlushWritesOptions |
int | gpuDirectRDMAWritesOrdering |
value of hipGPUDirectRDMAWritesOrdering | |
unsigned int | memoryPoolSupportedHandleTypes |
Bitmask of handle types support with mempool based IPC. | |
int | deferredMappingHipArraySupported |
int | ipcEventSupported |
Device supports IPC events. | |
int | clusterLaunch |
Device supports cluster launch. | |
int | unifiedFunctionPointers |
Indicates device supports unified function pointers. | |
int | reserved [63] |
CUDA Reserved. | |
int | hipReserved [32] |
Reserved for adding new entries for HIP/CUDA. | |
char | gcnArchName [256] |
AMD GCN Arch Name. HIP Only. | |
size_t | maxSharedMemoryPerMultiProcessor |
Maximum Shared Memory Per CU. HIP Only. | |
int | clockInstructionRate |
hipDeviceArch_t | arch |
Architectural feature flags. New for HIP. | |
unsigned int * | hdpMemFlushCntl |
Addres of HDP_MEM_COHERENCY_FLUSH_CNTL register. | |
unsigned int * | hdpRegFlushCntl |
Addres of HDP_REG_COHERENCY_FLUSH_CNTL register. | |
int | cooperativeMultiDeviceUnmatchedFunc |
int | cooperativeMultiDeviceUnmatchedGridDim |
int | cooperativeMultiDeviceUnmatchedBlockDim |
int | cooperativeMultiDeviceUnmatchedSharedMem |
int | isLargeBar |
1: if it is a large PCI bar device, else 0 | |
int | asicRevision |
Revision of the GPU in this device. | |
Detailed Description
hipDeviceProp
Field Documentation
◆ accessPolicyMaxWindowSize
int hipDeviceProp_t::accessPolicyMaxWindowSize |
Max value of access policy window.
◆ arch
hipDeviceArch_t hipDeviceProp_t::arch |
Architectural feature flags. New for HIP.
◆ asicRevision
int hipDeviceProp_t::asicRevision |
Revision of the GPU in this device.
◆ asyncEngineCount
int hipDeviceProp_t::asyncEngineCount |
Number of async engines.
◆ canMapHostMemory
int hipDeviceProp_t::canMapHostMemory |
Check whether HIP can map host memory.
◆ canUseHostPointerForRegisteredMem
int hipDeviceProp_t::canUseHostPointerForRegisteredMem |
Device can access host registered memory with same address as the host
◆ clockInstructionRate
int hipDeviceProp_t::clockInstructionRate |
Frequency in khz of the timer used by the device-side "clock*" instructions. New for HIP.
◆ clockRate
int hipDeviceProp_t::clockRate |
Max clock frequency of the multiProcessors in khz.
◆ clusterLaunch
int hipDeviceProp_t::clusterLaunch |
Device supports cluster launch.
◆ computeMode
int hipDeviceProp_t::computeMode |
Compute mode.
◆ computePreemptionSupported
int hipDeviceProp_t::computePreemptionSupported |
Is compute preemption supported on the device.
◆ concurrentKernels
int hipDeviceProp_t::concurrentKernels |
Device can possibly execute multiple kernels concurrently.
◆ concurrentManagedAccess
int hipDeviceProp_t::concurrentManagedAccess |
Device can coherently access managed memory concurrently with the CPU
◆ cooperativeLaunch
int hipDeviceProp_t::cooperativeLaunch |
HIP device supports cooperative launch.
◆ cooperativeMultiDeviceLaunch
int hipDeviceProp_t::cooperativeMultiDeviceLaunch |
HIP device supports cooperative launch on multiple devices
◆ cooperativeMultiDeviceUnmatchedBlockDim
int hipDeviceProp_t::cooperativeMultiDeviceUnmatchedBlockDim |
HIP device supports cooperative launch on multiple devices with unmatched block dimensions
◆ cooperativeMultiDeviceUnmatchedFunc
int hipDeviceProp_t::cooperativeMultiDeviceUnmatchedFunc |
HIP device supports cooperative launch on multiple devices with unmatched functions
◆ cooperativeMultiDeviceUnmatchedGridDim
int hipDeviceProp_t::cooperativeMultiDeviceUnmatchedGridDim |
HIP device supports cooperative launch on multiple devices with unmatched grid dimensions
◆ cooperativeMultiDeviceUnmatchedSharedMem
int hipDeviceProp_t::cooperativeMultiDeviceUnmatchedSharedMem |
HIP device supports cooperative launch on multiple devices with unmatched shared memories
◆ deferredMappingHipArraySupported
int hipDeviceProp_t::deferredMappingHipArraySupported |
Device supports deferred mapping HIP arrays and HIP mipmapped arrays
◆ deviceOverlap
int hipDeviceProp_t::deviceOverlap |
Deprecated. Use asyncEngineCount instead.
◆ directManagedMemAccessFromHost
int hipDeviceProp_t::directManagedMemAccessFromHost |
Host can directly access managed memory on the device without migration
◆ ECCEnabled
int hipDeviceProp_t::ECCEnabled |
Device has ECC support enabled.
◆ gcnArchName
char hipDeviceProp_t::gcnArchName[256] |
AMD GCN Arch Name. HIP Only.
◆ globalL1CacheSupported
int hipDeviceProp_t::globalL1CacheSupported |
Indicates globals are cached in L1.
◆ gpuDirectRDMAFlushWritesOptions
unsigned int hipDeviceProp_t::gpuDirectRDMAFlushWritesOptions |
Bitmask to be interpreted according to hipFlushGPUDirectRDMAWritesOptions
◆ gpuDirectRDMASupported
int hipDeviceProp_t::gpuDirectRDMASupported |
Indicates device support of RDMA APIs.
◆ gpuDirectRDMAWritesOrdering
int hipDeviceProp_t::gpuDirectRDMAWritesOrdering |
value of hipGPUDirectRDMAWritesOrdering
◆ hdpMemFlushCntl
unsigned int* hipDeviceProp_t::hdpMemFlushCntl |
Addres of HDP_MEM_COHERENCY_FLUSH_CNTL register.
◆ hdpRegFlushCntl
unsigned int* hipDeviceProp_t::hdpRegFlushCntl |
Addres of HDP_REG_COHERENCY_FLUSH_CNTL register.
◆ hipReserved
int hipDeviceProp_t::hipReserved[32] |
Reserved for adding new entries for HIP/CUDA.
◆ hostNativeAtomicSupported
int hipDeviceProp_t::hostNativeAtomicSupported |
Link between host and device supports native atomics.
◆ hostRegisterReadOnlySupported
int hipDeviceProp_t::hostRegisterReadOnlySupported |
Device supports using the hipHostRegisterReadOnly flag with hipHostRegistger
◆ hostRegisterSupported
int hipDeviceProp_t::hostRegisterSupported |
Device supports hipHostRegister.
◆ integrated
int hipDeviceProp_t::integrated |
APU vs dGPU.
◆ ipcEventSupported
int hipDeviceProp_t::ipcEventSupported |
Device supports IPC events.
◆ isLargeBar
int hipDeviceProp_t::isLargeBar |
1: if it is a large PCI bar device, else 0
◆ isMultiGpuBoard
int hipDeviceProp_t::isMultiGpuBoard |
1 if device is on a multi-GPU board, 0 if not.
◆ kernelExecTimeoutEnabled
int hipDeviceProp_t::kernelExecTimeoutEnabled |
Run time limit for kernels executed on the device.
◆ l2CacheSize
int hipDeviceProp_t::l2CacheSize |
L2 cache size.
◆ localL1CacheSupported
int hipDeviceProp_t::localL1CacheSupported |
Locals are cahced in L1.
◆ luid
char hipDeviceProp_t::luid[8] |
8-byte unique identifier. Only valid on windows
◆ luidDeviceNodeMask
unsigned int hipDeviceProp_t::luidDeviceNodeMask |
LUID node mask.
◆ major
int hipDeviceProp_t::major |
Major compute capability. On HCC, this is an approximation and features may differ from CUDA CC. See the arch feature flags for portable ways to query feature caps.
◆ managedMemory
int hipDeviceProp_t::managedMemory |
Device supports allocating managed memory on this system.
◆ maxBlocksPerMultiProcessor
int hipDeviceProp_t::maxBlocksPerMultiProcessor |
Max number of blocks on CU.
◆ maxGridSize
int hipDeviceProp_t::maxGridSize[3] |
Max grid dimensions (XYZ).
◆ maxSharedMemoryPerMultiProcessor
size_t hipDeviceProp_t::maxSharedMemoryPerMultiProcessor |
Maximum Shared Memory Per CU. HIP Only.
◆ maxSurface1D
int hipDeviceProp_t::maxSurface1D |
Maximum 1D surface size.
◆ maxSurface1DLayered
int hipDeviceProp_t::maxSurface1DLayered[2] |
Maximum 1D layered surface size.
◆ maxSurface2D
int hipDeviceProp_t::maxSurface2D[2] |
Maximum 2D surface size.
◆ maxSurface2DLayered
int hipDeviceProp_t::maxSurface2DLayered[3] |
Maximum 2D layared surface size.
◆ maxSurface3D
int hipDeviceProp_t::maxSurface3D[3] |
Maximum 3D surface size.
◆ maxSurfaceCubemap
int hipDeviceProp_t::maxSurfaceCubemap |
Maximum cubemap surface size.
◆ maxSurfaceCubemapLayered
int hipDeviceProp_t::maxSurfaceCubemapLayered[2] |
Maximum cubemap layered surface size.
◆ maxTexture1D
int hipDeviceProp_t::maxTexture1D |
Maximum number of elements in 1D images.
◆ maxTexture1DLayered
int hipDeviceProp_t::maxTexture1DLayered[2] |
Maximum number of elements in 1D array images.
◆ maxTexture1DLinear
int hipDeviceProp_t::maxTexture1DLinear |
Maximum size for 1D textures bound to linear memory.
◆ maxTexture1DMipmap
int hipDeviceProp_t::maxTexture1DMipmap |
Maximum 1D mipmap texture size.
◆ maxTexture2D
int hipDeviceProp_t::maxTexture2D[2] |
Maximum dimensions (width, height) of 2D images, in image elements.
◆ maxTexture2DGather
int hipDeviceProp_t::maxTexture2DGather[2] |
Maximum 2D tex dimensions if gather has to be performed.
◆ maxTexture2DLayered
int hipDeviceProp_t::maxTexture2DLayered[3] |
Maximum number of elements in 2D array images.
◆ maxTexture2DLinear
int hipDeviceProp_t::maxTexture2DLinear[3] |
Maximum 2D tex dimensions if tex are bound to pitched memory.
◆ maxTexture2DMipmap
int hipDeviceProp_t::maxTexture2DMipmap[2] |
Maximum number of elements in 2D array mipmap of images.
◆ maxTexture3D
int hipDeviceProp_t::maxTexture3D[3] |
Maximum dimensions (width, height, depth) of 3D images, in image elements
◆ maxTexture3DAlt
int hipDeviceProp_t::maxTexture3DAlt[3] |
Maximum alternate 3D texture dims.
◆ maxTextureCubemap
int hipDeviceProp_t::maxTextureCubemap |
Maximum cubemap texture dims.
◆ maxTextureCubemapLayered
int hipDeviceProp_t::maxTextureCubemapLayered[2] |
Maximum cubemaps layered texture dims.
◆ maxThreadsDim
int hipDeviceProp_t::maxThreadsDim[3] |
Max number of threads in each dimension (XYZ) of a block.
◆ maxThreadsPerBlock
int hipDeviceProp_t::maxThreadsPerBlock |
Max work items per work group or workgroup max size.
◆ maxThreadsPerMultiProcessor
int hipDeviceProp_t::maxThreadsPerMultiProcessor |
Maximum resident threads per multi-processor.
◆ memoryBusWidth
int hipDeviceProp_t::memoryBusWidth |
Global memory bus width in bits.
◆ memoryClockRate
int hipDeviceProp_t::memoryClockRate |
Max global memory clock frequency in khz.
◆ memoryPoolsSupported
int hipDeviceProp_t::memoryPoolsSupported |
Indicates if device supports hipMallocAsync and hipMemPool APIs.
◆ memoryPoolSupportedHandleTypes
unsigned int hipDeviceProp_t::memoryPoolSupportedHandleTypes |
Bitmask of handle types support with mempool based IPC.
◆ memPitch
size_t hipDeviceProp_t::memPitch |
Maximum pitch in bytes allowed by memory copies pitched memory
◆ minor
int hipDeviceProp_t::minor |
Minor compute capability. On HCC, this is an approximation and features may differ from CUDA CC. See the arch feature flags for portable ways to query feature caps.
◆ multiGpuBoardGroupID
int hipDeviceProp_t::multiGpuBoardGroupID |
Unique identifier for a group of devices on same multiboard GPU.
◆ multiProcessorCount
int hipDeviceProp_t::multiProcessorCount |
Number of multi-processors (compute units).
◆ name
char hipDeviceProp_t::name[256] |
Device name.
◆ pageableMemoryAccess
int hipDeviceProp_t::pageableMemoryAccess |
Device supports coherently accessing pageable memory without calling hipHostRegister on it
◆ pageableMemoryAccessUsesHostPageTables
int hipDeviceProp_t::pageableMemoryAccessUsesHostPageTables |
Device accesses pageable memory via the host's page tables
◆ pciBusID
int hipDeviceProp_t::pciBusID |
PCI Bus ID.
◆ pciDeviceID
int hipDeviceProp_t::pciDeviceID |
PCI Device ID.
◆ pciDomainID
int hipDeviceProp_t::pciDomainID |
PCI Domain ID.
◆ persistingL2CacheMaxSize
int hipDeviceProp_t::persistingL2CacheMaxSize |
Device's max L2 persisting lines in bytes.
◆ regsPerBlock
int hipDeviceProp_t::regsPerBlock |
Registers per block.
◆ regsPerMultiprocessor
int hipDeviceProp_t::regsPerMultiprocessor |
registers available per multiprocessor
◆ reserved
int hipDeviceProp_t::reserved[63] |
CUDA Reserved.
◆ reservedSharedMemPerBlock
size_t hipDeviceProp_t::reservedSharedMemPerBlock |
Shared memory reserved by driver per block.
◆ sharedMemPerBlock
size_t hipDeviceProp_t::sharedMemPerBlock |
Size of shared memory per block (in bytes).
◆ sharedMemPerBlockOptin
size_t hipDeviceProp_t::sharedMemPerBlockOptin |
Per device m ax shared mem per block usable by special opt in.
◆ sharedMemPerMultiprocessor
size_t hipDeviceProp_t::sharedMemPerMultiprocessor |
Amount of shared memory available per multiprocessor.
◆ singleToDoublePrecisionPerfRatio
int hipDeviceProp_t::singleToDoublePrecisionPerfRatio |
Deprecated. CUDA only.
◆ sparseHipArraySupported
int hipDeviceProp_t::sparseHipArraySupported |
Indicates if device supports sparse hip arrays.
◆ streamPrioritiesSupported
int hipDeviceProp_t::streamPrioritiesSupported |
Device supports stream priority.
◆ surfaceAlignment
size_t hipDeviceProp_t::surfaceAlignment |
Alignment requirement for surface.
◆ tccDriver
int hipDeviceProp_t::tccDriver |
1:If device is Tesla device using TCC driver, else 0
◆ textureAlignment
size_t hipDeviceProp_t::textureAlignment |
Alignment requirement for textures.
◆ texturePitchAlignment
size_t hipDeviceProp_t::texturePitchAlignment |
Pitch alignment requirement for texture references bound to.
◆ timelineSemaphoreInteropSupported
int hipDeviceProp_t::timelineSemaphoreInteropSupported |
Indicates external timeline semaphore support.
◆ totalConstMem
size_t hipDeviceProp_t::totalConstMem |
Size of shared constant memory region on the device (in bytes).
◆ totalGlobalMem
size_t hipDeviceProp_t::totalGlobalMem |
Size of global memory region (in bytes).
◆ unifiedAddressing
int hipDeviceProp_t::unifiedAddressing |
Does device and host share unified address space.
◆ unifiedFunctionPointers
int hipDeviceProp_t::unifiedFunctionPointers |
Indicates device supports unified function pointers.
◆ uuid
hipUUID hipDeviceProp_t::uuid |
UUID of a device.
◆ warpSize
int hipDeviceProp_t::warpSize |
Warp size.
The documentation for this struct was generated from the following file:
- /home/docs/checkouts/readthedocs.org/user_builds/advanced-micro-devices-hip/checkouts/docs-6.2.0/include/hip/hip_runtime_api.h