CUDA Driver API :: CUDA Toolkit Documentation

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CUDA Driver API (PDF) - v11.4.3 (older) - Last updated November 2, 2021 - Send Feedback

8. Data Fields

Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

A

accessDescCount: CUDA_MEM_ALLOC_NODE_PARAMS
accessDescs: CUDA_MEM_ALLOC_NODE_PARAMS
accessPolicyWindow: CUstreamAttrValue_v1; CUkernelNodeAttrValue_v1
addressMode: CUDA_TEXTURE_DESC_v1
allocType: CUmemPoolProps_v1
arrayDesc: CUDA_EXTERNAL_MEMORY_MIPMAPPED_ARRAY_DESC_v1

B

base_ptr: CUaccessPolicyWindow_v1
blockDimX: CUDA_KERNEL_NODE_PARAMS_v1; CUDA_LAUNCH_PARAMS_v1
blockDimY: CUDA_KERNEL_NODE_PARAMS_v1; CUDA_LAUNCH_PARAMS_v1
blockDimZ: CUDA_LAUNCH_PARAMS_v1; CUDA_KERNEL_NODE_PARAMS_v1
borderColor: CUDA_TEXTURE_DESC_v1
bytesize: CUDA_MEM_ALLOC_NODE_PARAMS

C

clockRate: CUdevprop_v1
compressionType: CUmemAllocationProp_v1
cooperative: CUkernelNodeAttrValue_v1
cuFormat: CUeglFrame_v1

D

depth: CUDA_ARRAY_SPARSE_PROPERTIES_v1; CUDA_RESOURCE_VIEW_DESC_v1
Depth: CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
depth: CUeglFrame_v1
Depth: CUDA_ARRAY3D_DESCRIPTOR_v2
deviceBitMask: CUarrayMapInfo_v1
devPtr: CUDA_RESOURCE_DESC_v1
dptr: CUDA_MEM_ALLOC_NODE_PARAMS
dst: CUDA_MEMSET_NODE_PARAMS_v1
dstArray: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
dstContext: CUDA_MEMCPY3D_PEER_v1
dstDevice: CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1; CUDA_MEMCPY2D_v2
dstHeight: CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
dstHost: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
dstLOD: CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
dstMemoryType: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
dstPitch: CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1; CUDA_MEMCPY2D_v2
dstXInBytes: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
dstY: CUDA_MEMCPY3D_v2; CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_PEER_v1
dstZ: CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1

E

eglColorFormat: CUeglFrame_v1
elementSize: CUDA_MEMSET_NODE_PARAMS_v1
extentDepth: CUarrayMapInfo_v1
extentHeight: CUarrayMapInfo_v1
extentWidth: CUarrayMapInfo_v1
extra: CUDA_KERNEL_NODE_PARAMS_v1
extSemArray: CUDA_EXT_SEM_WAIT_NODE_PARAMS_v1; CUDA_EXT_SEM_SIGNAL_NODE_PARAMS_v1

F

fd: CUDA_EXTERNAL_MEMORY_HANDLE_DESC_v1; CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_v1
fence: CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_v1; CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_v1; CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_v1
filterMode: CUDA_TEXTURE_DESC_v1
firstLayer: CUDA_RESOURCE_VIEW_DESC_v1
firstMipmapLevel: CUDA_RESOURCE_VIEW_DESC_v1
flags: CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_v1
Flags: CUDA_ARRAY3D_DESCRIPTOR_v2
flags: CUarrayMapInfo_v1; CUDA_ARRAY_SPARSE_PROPERTIES_v1; CUmemAccessDesc_v1; CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_v1; CUDA_RESOURCE_DESC_v1; CUDA_TEXTURE_DESC_v1; CUDA_EXTERNAL_MEMORY_HANDLE_DESC_v1; CUDA_EXTERNAL_MEMORY_BUFFER_DESC_v1; CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_v1
fn: CUDA_HOST_NODE_PARAMS_v1
format: CUDA_RESOURCE_DESC_v1; CUDA_RESOURCE_VIEW_DESC_v1
Format: CUDA_ARRAY3D_DESCRIPTOR_v2; CUDA_ARRAY_DESCRIPTOR_v2
frameType: CUeglFrame_v1
func: CUDA_KERNEL_NODE_PARAMS_v1
function: CUDA_LAUNCH_PARAMS_v1

G

gridDimX: CUDA_KERNEL_NODE_PARAMS_v1; CUDA_LAUNCH_PARAMS_v1
gridDimY: CUDA_LAUNCH_PARAMS_v1; CUDA_KERNEL_NODE_PARAMS_v1
gridDimZ: CUDA_LAUNCH_PARAMS_v1; CUDA_KERNEL_NODE_PARAMS_v1

H

handle: CUDA_EXTERNAL_MEMORY_HANDLE_DESC_v1; CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_v1
handleTypes: CUmemPoolProps_v1
hArray: CUDA_RESOURCE_DESC_v1
height: CUDA_RESOURCE_VIEW_DESC_v1
Height: CUDA_ARRAY3D_DESCRIPTOR_v2; CUDA_ARRAY_DESCRIPTOR_v2
height: CUeglFrame_v1
Height: CUDA_MEMCPY3D_v2
height: CUDA_MEMSET_NODE_PARAMS_v1
Height: CUDA_MEMCPY2D_v2
height: CUDA_ARRAY_SPARSE_PROPERTIES_v1; CUDA_RESOURCE_DESC_v1
Height: CUDA_MEMCPY3D_PEER_v1
hitProp: CUaccessPolicyWindow_v1
hitRatio: CUaccessPolicyWindow_v1
hMipmappedArray: CUDA_RESOURCE_DESC_v1
hStream: CUDA_LAUNCH_PARAMS_v1

I

id: CUmemLocation_v1

K

kernelParams: CUDA_KERNEL_NODE_PARAMS_v1; CUDA_LAUNCH_PARAMS_v1
key: CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_v1; CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_v1
keyedMutex: CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_v1; CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_v1

L

lastLayer: CUDA_RESOURCE_VIEW_DESC_v1
lastMipmapLevel: CUDA_RESOURCE_VIEW_DESC_v1
layer: CUarrayMapInfo_v1
level: CUarrayMapInfo_v1
location: CUmemPoolProps_v1; CUmemAccessDesc_v1; CUmemAllocationProp_v1

M

maxAnisotropy: CUDA_TEXTURE_DESC_v1
maxGridSize: CUdevprop_v1
maxMipmapLevelClamp: CUDA_TEXTURE_DESC_v1
maxThreadsDim: CUdevprop_v1
maxThreadsPerBlock: CUdevprop_v1
memHandleType: CUarrayMapInfo_v1
memOperationType: CUarrayMapInfo_v1
memPitch: CUdevprop_v1
minMipmapLevelClamp: CUDA_TEXTURE_DESC_v1
mipmapFilterMode: CUDA_TEXTURE_DESC_v1
mipmapLevelBias: CUDA_TEXTURE_DESC_v1
miptailFirstLevel: CUDA_ARRAY_SPARSE_PROPERTIES_v1
miptailSize: CUDA_ARRAY_SPARSE_PROPERTIES_v1
missProp: CUaccessPolicyWindow_v1

N

name: CUDA_EXTERNAL_MEMORY_HANDLE_DESC_v1; CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_v1
num_bytes: CUaccessPolicyWindow_v1
NumChannels: CUDA_ARRAY_DESCRIPTOR_v2; CUDA_ARRAY3D_DESCRIPTOR_v2
numChannels: CUDA_RESOURCE_DESC_v1; CUeglFrame_v1
numExtSems: CUDA_EXT_SEM_SIGNAL_NODE_PARAMS_v1; CUDA_EXT_SEM_WAIT_NODE_PARAMS_v1
numLevels: CUDA_EXTERNAL_MEMORY_MIPMAPPED_ARRAY_DESC_v1
nvSciBufObject: CUDA_EXTERNAL_MEMORY_HANDLE_DESC_v1
nvSciSync: CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_v1
nvSciSyncObj: CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_v1

O

offset: CUDA_EXTERNAL_MEMORY_BUFFER_DESC_v1; CUDA_EXTERNAL_MEMORY_MIPMAPPED_ARRAY_DESC_v1; CUarrayMapInfo_v1
offsetX: CUarrayMapInfo_v1
offsetY: CUarrayMapInfo_v1
offsetZ: CUarrayMapInfo_v1

P

paramsArray: CUDA_EXT_SEM_SIGNAL_NODE_PARAMS_v1; CUDA_EXT_SEM_WAIT_NODE_PARAMS_v1
pArray: CUeglFrame_v1
pitch: CUDA_MEMSET_NODE_PARAMS_v1; CUeglFrame_v1
pitchInBytes: CUDA_RESOURCE_DESC_v1
planeCount: CUeglFrame_v1
poolProps: CUDA_MEM_ALLOC_NODE_PARAMS
pPitch: CUeglFrame_v1

R

regsPerBlock: CUdevprop_v1
requestedHandleTypes: CUmemAllocationProp_v1
reserved: CUmemPoolProps_v1; CUarrayMapInfo_v1
reserved0: CUDA_MEMCPY3D_v2
reserved1: CUDA_MEMCPY3D_v2
resourceType: CUarrayMapInfo_v1
resType: CUDA_RESOURCE_DESC_v1

S

sharedMemBytes: CUDA_KERNEL_NODE_PARAMS_v1; CUDA_LAUNCH_PARAMS_v1
sharedMemPerBlock: CUdevprop_v1
SIMDWidth: CUdevprop_v1
size: CUDA_EXTERNAL_MEMORY_HANDLE_DESC_v1; CUDA_EXTERNAL_MEMORY_BUFFER_DESC_v1; CUarrayMapInfo_v1
sizeInBytes: CUDA_RESOURCE_DESC_v1
srcArray: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
srcContext: CUDA_MEMCPY3D_PEER_v1
srcDevice: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
srcHeight: CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
srcHost: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
srcLOD: CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
srcMemoryType: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
srcPitch: CUDA_MEMCPY3D_v2; CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_PEER_v1
srcXInBytes: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_PEER_v1; CUDA_MEMCPY3D_v2
srcY: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_PEER_v1; CUDA_MEMCPY3D_v2
srcZ: CUDA_MEMCPY3D_PEER_v1; CUDA_MEMCPY3D_v2
subresourceType: CUarrayMapInfo_v1
syncPolicy: CUstreamAttrValue_v1

T

textureAlign: CUdevprop_v1
timeoutMs: CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_v1
totalConstantMemory: CUdevprop_v1
type: CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_v1; CUDA_EXTERNAL_MEMORY_HANDLE_DESC_v1; CUmemLocation_v1; CUmemAllocationProp_v1

U

usage: CUmemAllocationProp_v1
userData: CUDA_HOST_NODE_PARAMS_v1

V

val: CUexecAffinitySmCount_v1
value: CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS_v1; CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS_v1; CUDA_MEMSET_NODE_PARAMS_v1

W

width: CUDA_MEMSET_NODE_PARAMS_v1; CUDA_ARRAY_SPARSE_PROPERTIES_v1; CUDA_RESOURCE_VIEW_DESC_v1; CUeglFrame_v1; CUDA_RESOURCE_DESC_v1
Width: CUDA_ARRAY_DESCRIPTOR_v2; CUDA_ARRAY3D_DESCRIPTOR_v2
WidthInBytes: CUDA_MEMCPY2D_v2; CUDA_MEMCPY3D_v2; CUDA_MEMCPY3D_PEER_v1
win32: CUDA_EXTERNAL_MEMORY_HANDLE_DESC_v1; CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC_v1
win32HandleMetaData: CUmemAllocationProp_v1
win32SecurityAttributes: CUmemPoolProps_v1