NVIDIA DRIVE OS Linux SDK API Reference

5.2.3 Release
For Test and Development only
nvscibuf.h File Reference

Detailed Description

NVIDIA Software Communications Interface (SCI) : NvSciBuf

Allows applications to allocate and exchange buffers in memory.

Definition in file nvscibuf.h.

Go to the source code of this file.

Data Structures

struct  NvSciRmGpuId
 Defines GPU ID structure. More...
 
struct  NvSciBufAttrKeyValuePair
 This structure defines a key/value pair used to get or set the NvSciBufAttrKey(s) and their corresponding values from or to NvSciBufAttrList. More...
 
struct  NvSciBufObjIpcExportDescriptor
 Defines the exported form of NvSciBufObj intended to be shared across an NvSciIpc channel. More...
 

Macros

#define NV_SCI_BUF_TENSOR_MAX_DIMS   8u
 Maximum number of dimensions supported by NvSciBufType_Tensor. More...
 
#define NV_SCI_BUF_IMAGE_MAX_PLANES   3u
 Maximum number of planes supported by NvSciBufType_Image. More...
 
#define NV_SCI_BUF_PYRAMID_MAX_LEVELS   10u
 Maximum number of levels supported by NvSciBufType_Pyramid. More...
 
#define NVSCIBUF_EXPORT_DESC_SIZE   32u
 Indicates the size of export descriptor. More...
 
#define NV_SCI_BUF_ATTRKEY_BIT_COUNT   16u
 Global constant to indicate number of bits used for defining an attribute key. More...
 
#define NV_SCI_BUF_DATATYPE_BIT_COUNT   10u
 Global constant to indicate number of bits used for defining NvSciBufType of an attribute key. More...
 
#define NV_SCI_BUF_ATTR_KEY_TYPE_PUBLIC   0u
 Global constant to indicate the attribute key type is public. More...
 
#define NV_SCI_BUF_KEYTYPE_BIT_START   (NV_SCI_BUF_DATATYPE_BIT_COUNT + NV_SCI_BUF_ATTRKEY_BIT_COUNT)
 Global constant to specify the start-bit of attribute key type. More...
 
#define NV_SCI_BUF_GENERAL_ATTR_KEY_START
 Indicates starting value of NvSciBufAttrKey for NvSciBufType_General. More...
 
#define NV_SCI_BUF_RAW_BUF_ATTR_KEY_START
 Indicates starting value of NvSciBufAttrKey for NvSciBufType_RawBuffer. More...
 
#define NV_SCI_BUF_IMAGE_ATTR_KEY_START
 Indicates the starting value of NvSciBufAttrKey for NvSciBufType_Image. More...
 
#define NV_SCI_BUF_PYRAMID_ATTR_KEY_START
 Indicates the starting value of NvSciBufAttrKey for NvSciBufType_Pyramid. More...
 
#define NV_SCI_BUF_ARRAY_ATTR_KEY_START
 Indicates the starting value of NvSciBufAttrKey for NvSciBufType_Array. More...
 
#define NV_SCI_BUF_TENSOR_ATTR_KEY_START
 Indicates the starting value of NvSciBufAttrKey for NvSciBufType_Tensor. More...
 

Typedefs

typedef struct NvSciBufModuleRec * NvSciBufModule
 top-level container for the following set of resources: NvSciBufAttrLists, memory objects, and NvSciBufObjs. More...
 
typedef struct NvSciBufObjRefRec * NvSciBufObj
 A memory object is a container holding the reconciled NvSciBufAttrList defining constraints of the buffer, the handle of the allocated buffer enforcing the buffer access permissions represented by NvSciBufGeneralAttrKey_ActualPerm key in reconciled NvSciBufAttrList and the buffer properties. More...
 
typedef const struct NvSciBufObjRefRec * NvSciBufObjConst
 A reference, that is not modifiable, to a particular Memory Object. More...
 
typedef struct NvSciBufAttrListRec * NvSciBufAttrList
 A container constituting an attribute list which contains. More...
 

Enumerations

enum  NvSciBufType {
  NvSciBufType_General = 0U,
  NvSciBufType_RawBuffer = 1U,
  NvSciBufType_Image = 2U,
  NvSciBufType_Tensor = 3U,
  NvSciBufType_Array = 4U,
  NvSciBufType_Pyramid = 5U,
  NvSciBufType_MaxValid = 6U,
  NvSciBufType_UpperBound = 6U
}
 Enum definitions of NvSciBuf datatypes. More...
 
enum  NvSciBufAttrKey {
  NvSciBufAttrKey_LowerBound = NV_SCI_BUF_GENERAL_ATTR_KEY_START,
  NvSciBufGeneralAttrKey_Types,
  NvSciBufGeneralAttrKey_NeedCpuAccess,
  NvSciBufGeneralAttrKey_RequiredPerm,
  NvSciBufGeneralAttrKey_EnableCpuCache,
  NvSciBufGeneralAttrKey_GpuId,
  NvSciBufGeneralAttrKey_CpuNeedSwCacheCoherency,
  NvSciBufGeneralAttrKey_ActualPerm,
  NvSciBufGeneralAttrKey_VidMem_GpuId,
  NvSciBufRawBufferAttrKey_Size = NV_SCI_BUF_RAW_BUF_ATTR_KEY_START,
  NvSciBufRawBufferAttrKey_Align,
  NvSciBufImageAttrKey_Layout = NV_SCI_BUF_IMAGE_ATTR_KEY_START,
  NvSciBufImageAttrKey_TopPadding,
  NvSciBufImageAttrKey_BottomPadding,
  NvSciBufImageAttrKey_LeftPadding,
  NvSciBufImageAttrKey_RightPadding,
  NvSciBufImageAttrKey_VprFlag,
  NvSciBufImageAttrKey_Size,
  NvSciBufImageAttrKey_Alignment,
  NvSciBufImageAttrKey_PlaneCount,
  NvSciBufImageAttrKey_PlaneColorFormat,
  NvSciBufImageAttrKey_PlaneColorStd,
  NvSciBufImageAttrKey_PlaneBaseAddrAlign,
  NvSciBufImageAttrKey_PlaneWidth,
  NvSciBufImageAttrKey_PlaneHeight,
  NvSciBufImageAttrKey_PlaneScanType,
  NvSciBufImageAttrKey_ScanType = NvSciBufImageAttrKey_PlaneScanType,
  NvSciBufImageAttrKey_PlaneBitsPerPixel,
  NvSciBufImageAttrKey_PlaneOffset,
  NvSciBufImageAttrKey_PlaneDatatype,
  NvSciBufImageAttrKey_PlaneChannelCount,
  NvSciBufImageAttrKey_PlaneSecondFieldOffset,
  NvSciBufImageAttrKey_PlanePitch,
  NvSciBufImageAttrKey_PlaneAlignedHeight,
  NvSciBufImageAttrKey_PlaneAlignedSize,
  NvSciBufImageAttrKey_ImageCount,
  NvSciBufTensorAttrKey_DataType = NV_SCI_BUF_TENSOR_ATTR_KEY_START,
  NvSciBufTensorAttrKey_NumDims,
  NvSciBufTensorAttrKey_SizePerDim,
  NvSciBufTensorAttrKey_AlignmentPerDim,
  NvSciBufTensorAttrKey_StridesPerDim,
  NvSciBufTensorAttrKey_PixelFormat,
  NvSciBufTensorAttrKey_BaseAddrAlign,
  NvSciBufTensorAttrKey_Size,
  NvSciBufArrayAttrKey_DataType = NV_SCI_BUF_ARRAY_ATTR_KEY_START,
  NvSciBufArrayAttrKey_Stride,
  NvSciBufArrayAttrKey_Capacity,
  NvSciBufArrayAttrKey_Size,
  NvSciBufArrayAttrKey_Alignment,
  NvSciBufPyramidAttrKey_NumLevels = NV_SCI_BUF_PYRAMID_ATTR_KEY_START,
  NvSciBufPyramidAttrKey_Scale,
  NvSciBufPyramidAttrKey_LevelOffset,
  NvSciBufPyramidAttrKey_LevelSize,
  NvSciBufPyramidAttrKey_Alignment,
  NvSciBufAttrKey_UpperBound = 0x3ffffffU
}
 Describes the NvSciBuf public attribute keys holding corresponding values specifying buffer constraints. More...
 
enum  NvSciBufAttrValAccessPerm {
  NvSciBufAccessPerm_Readonly = 1,
  NvSciBufAccessPerm_ReadWrite = 3,
  NvSciBufAccessPerm_Auto,
  NvSciBufAccessPerm_Invalid
}
 Defines buffer access permissions for NvSciBufObj. More...
 
enum  NvSciBufAttrValImageLayoutType {
  NvSciBufImage_BlockLinearType,
  NvSciBufImage_PitchLinearType
}
 Defines the image layout type for NvSciBufType_Image. More...
 
enum  NvSciBufAttrValImageScanType {
  NvSciBufScan_ProgressiveType,
  NvSciBufScan_InterlaceType
}
 Defines the image scan type for NvSciBufType_Image. More...
 
enum  NvSciBufAttrValColorFmt {
  NvSciColor_LowerBound,
  NvSciColor_Bayer8RGGB,
  NvSciColor_Bayer8CCCC,
  NvSciColor_Bayer8BGGR,
  NvSciColor_Bayer8GBRG,
  NvSciColor_Bayer8GRBG,
  NvSciColor_Bayer16BGGR,
  NvSciColor_Bayer16CCCC,
  NvSciColor_Bayer16GBRG,
  NvSciColor_Bayer16GRBG,
  NvSciColor_Bayer16RGGB,
  NvSciColor_Bayer16RCCB,
  NvSciColor_Bayer16BCCR,
  NvSciColor_Bayer16CRBC,
  NvSciColor_Bayer16CBRC,
  NvSciColor_Bayer16RCCC,
  NvSciColor_Bayer16CCCR,
  NvSciColor_Bayer16CRCC,
  NvSciColor_Bayer16CCRC,
  NvSciColor_X2Bayer14GBRG,
  NvSciColor_X4Bayer12GBRG,
  NvSciColor_X6Bayer10GBRG,
  NvSciColor_X2Bayer14GRBG,
  NvSciColor_X4Bayer12GRBG,
  NvSciColor_X6Bayer10GRBG,
  NvSciColor_X2Bayer14BGGR,
  NvSciColor_X4Bayer12BGGR,
  NvSciColor_X6Bayer10BGGR,
  NvSciColor_X2Bayer14RGGB,
  NvSciColor_X4Bayer12RGGB,
  NvSciColor_X6Bayer10RGGB,
  NvSciColor_X2Bayer14CCCC,
  NvSciColor_X4Bayer12CCCC,
  NvSciColor_X6Bayer10CCCC,
  NvSciColor_X4Bayer12RCCB,
  NvSciColor_X4Bayer12BCCR,
  NvSciColor_X4Bayer12CRBC,
  NvSciColor_X4Bayer12CBRC,
  NvSciColor_X4Bayer12RCCC,
  NvSciColor_X4Bayer12CCCR,
  NvSciColor_X4Bayer12CRCC,
  NvSciColor_X4Bayer12CCRC,
  NvSciColor_Signed_X2Bayer14CCCC,
  NvSciColor_Signed_X4Bayer12CCCC,
  NvSciColor_Signed_X6Bayer10CCCC,
  NvSciColor_Signed_Bayer16CCCC,
  NvSciColor_FloatISP_Bayer16CCCC,
  NvSciColor_FloatISP_Bayer16RGGB,
  NvSciColor_FloatISP_Bayer16BGGR,
  NvSciColor_FloatISP_Bayer16GRBG,
  NvSciColor_FloatISP_Bayer16GBRG,
  NvSciColor_FloatISP_Bayer16RCCB,
  NvSciColor_FloatISP_Bayer16BCCR,
  NvSciColor_FloatISP_Bayer16CRBC,
  NvSciColor_FloatISP_Bayer16CBRC,
  NvSciColor_FloatISP_Bayer16RCCC,
  NvSciColor_FloatISP_Bayer16CCCR,
  NvSciColor_FloatISP_Bayer16CRCC,
  NvSciColor_FloatISP_Bayer16CCRC,
  NvSciColor_X12Bayer20CCCC,
  NvSciColor_X12Bayer20BGGR,
  NvSciColor_X12Bayer20RGGB,
  NvSciColor_X12Bayer20GRBG,
  NvSciColor_X12Bayer20GBRG,
  NvSciColor_X12Bayer20RCCB,
  NvSciColor_X12Bayer20BCCR,
  NvSciColor_X12Bayer20CRBC,
  NvSciColor_X12Bayer20CBRC,
  NvSciColor_X12Bayer20RCCC,
  NvSciColor_X12Bayer20CCCR,
  NvSciColor_X12Bayer20CRCC,
  NvSciColor_X12Bayer20CCRC,
  NvSciColor_Signed_X12Bayer20CCCC,
  NvSciColor_Signed_X12Bayer20GBRG,
  NvSciColor_U8V8,
  NvSciColor_U8_V8,
  NvSciColor_V8U8,
  NvSciColor_V8_U8,
  NvSciColor_U10V10,
  NvSciColor_V10U10,
  NvSciColor_U12V12,
  NvSciColor_V12U12,
  NvSciColor_U16V16,
  NvSciColor_V16U16,
  NvSciColor_Y8,
  NvSciColor_Y10,
  NvSciColor_Y12,
  NvSciColor_Y16,
  NvSciColor_U8,
  NvSciColor_V8,
  NvSciColor_U10,
  NvSciColor_V10,
  NvSciColor_U12,
  NvSciColor_V12,
  NvSciColor_U16,
  NvSciColor_V16,
  NvSciColor_A8Y8U8V8,
  NvSciColor_Y8U8Y8V8,
  NvSciColor_Y8V8Y8U8,
  NvSciColor_U8Y8V8Y8,
  NvSciColor_V8Y8U8Y8,
  NvSciColor_A16Y16U16V16,
  NvSciColor_A8,
  NvSciColor_Signed_A8,
  NvSciColor_B8G8R8A8,
  NvSciColor_A8R8G8B8,
  NvSciColor_A8B8G8R8,
  NvSciColor_A2R10G10B10,
  NvSciColor_A16,
  NvSciColor_Signed_A16,
  NvSciColor_Signed_R16G16,
  NvSciColor_A16B16G16R16,
  NvSciColor_Signed_A16B16G16R16,
  NvSciColor_Float_A16B16G16R16,
  NvSciColor_A32,
  NvSciColor_Signed_A32,
  NvSciColor_Float_A16,
  NvSciColor_UpperBound
}
 Defines the image color formats for NvSciBufType_Image. More...
 
enum  NvSciBufAttrValColorStd {
  NvSciColorStd_SRGB,
  NvSciColorStd_REC601_SR,
  NvSciColorStd_REC601_ER,
  NvSciColorStd_REC709_SR,
  NvSciColorStd_REC709_ER,
  NvSciColorStd_REC2020_RGB,
  NvSciColorStd_REC2020_SR,
  NvSciColorStd_REC2020_ER,
  NvSciColorStd_YcCbcCrc_SR,
  NvSciColorStd_YcCbcCrc_ER,
  NvSciColorStd_SENSOR_RGBA,
  NvSciColorStd_REQ2020PQ_ER
}
 Defines the image color standard for NvSciBufType_Image. More...
 
enum  NvSciBufAttrValDataType {
  NvSciDataType_Int4,
  NvSciDataType_Uint4,
  NvSciDataType_Int8,
  NvSciDataType_Uint8,
  NvSciDataType_Int16,
  NvSciDataType_Uint16,
  NvSciDataType_Int32,
  NvSciDataType_Uint32,
  NvSciDataType_Float16,
  NvSciDataType_Float32,
  NvSciDataType_FloatISP,
  NvSciDataType_Bool,
  NvSciDataType_UpperBound
}
 Defines various numeric datatypes for NvSciBuf. More...
 

Functions

NvSciError NvSciBufAttrListCreate (NvSciBufModule module, NvSciBufAttrList *newAttrList)
 Creates a new, single slot, unreconciled NvSciBufAttrList associated with the input NvSciBufModule with empty NvSciBufAttrKeys. More...
 
void NvSciBufAttrListFree (NvSciBufAttrList attrList)
 Frees the NvSciBufAttrList and removes its association with the NvSciBufModule with which it was created. More...
 
NvSciError NvSciBufAttrListSetAttrs (NvSciBufAttrList attrList, NvSciBufAttrKeyValuePair *pairArray, size_t pairCount)
 Sets the values for NvSciBufAttrKey(s) in the NvSciBufAttrList. More...
 
size_t NvSciBufAttrListGetSlotCount (NvSciBufAttrList attrList)
 Returns the slot count per NvSciBufAttrKey in a NvSciBufAttrList. More...
 
NvSciError NvSciBufAttrListGetAttrs (NvSciBufAttrList attrList, NvSciBufAttrKeyValuePair *pairArray, size_t pairCount)
 Returns an array of NvSciBufAttrKeyValuePair for a given set of NvSciBufAttrKey(s). More...
 
NvSciError NvSciBufAttrListSlotGetAttrs (NvSciBufAttrList attrList, size_t slotIndex, NvSciBufAttrKeyValuePair *pairArray, size_t pairCount)
 Returns an array of NvSciBufAttrKeyValuePair(s) from a multi-slot unreconciled NvSciBufAttrList at the given slot index. More...
 
NvSciError NvSciBufAttrListDebugDump (NvSciBufAttrList attrList, void **buf, size_t *len)
 Allocates a buffer and then dumps the contents of the specified attribute list into the buffer. More...
 
NvSciError NvSciBufAttrListReconcile (const NvSciBufAttrList inputArray[], size_t inputCount, NvSciBufAttrList *newReconciledAttrList, NvSciBufAttrList *newConflictList)
 Reconciles the given unreconciled NvSciBufAttrList(s) into a new reconciled NvSciBufAttrList. More...
 
NvSciError NvSciBufAttrListClone (NvSciBufAttrList origAttrList, NvSciBufAttrList *newAttrList)
 Clones an unreconciled/reconciled NvSciBufAttrList. More...
 
NvSciError NvSciBufAttrListAppendUnreconciled (const NvSciBufAttrList inputUnreconciledAttrListArray[], size_t inputUnreconciledAttrListCount, NvSciBufAttrList *newUnreconciledAttrList)
 Appends multiple unreconciled NvSciBufAttrList(s) together, forming a single new unreconciled NvSciBufAttrList with a slot count equal to the sum of all the slot counts of NvSciBufAttrList(s) in the input array. More...
 
NvSciError NvSciBufAttrListIsReconciled (NvSciBufAttrList attrList, bool *isReconciled)
 Checks if the NvSciBufAttrList is reconciled. More...
 
NvSciError NvSciBufAttrListValidateReconciled (NvSciBufAttrList reconciledAttrList, const NvSciBufAttrList unreconciledAttrListArray[], size_t unreconciledAttrListCount, bool *isReconcileListValid)
 Validates a reconciled NvSciBufAttrList against a set of unreconciled NvSciBufAttrList(s). More...
 
NvSciError NvSciBufObjDup (NvSciBufObj bufObj, NvSciBufObj *dupObj)
 Creates a new NvSciBufObj holding reference to the same Memory object to which input NvSciBufObj holds the reference. More...
 
NvSciError NvSciBufAttrListReconcileAndObjAlloc (const NvSciBufAttrList attrListArray[], size_t attrListCount, NvSciBufObj *bufObj, NvSciBufAttrList *newConflictList)
 Reconciles the input unreconciled NvSciBufAttrList(s) into a new reconciled NvSciBufAttrList and allocates NvSciBufObj that meets all the constraints in the reconciled NvSciBufAttrList. More...
 
void NvSciBufObjFree (NvSciBufObj bufObj)
 Removes reference to the Memory object by destroying the NvSciBufObj. More...
 
NvSciError NvSciBufObjGetAttrList (NvSciBufObj bufObj, NvSciBufAttrList *bufAttrList)
 Retrieves the reconciled NvSciBufAttrList whose attributes define the constraints of the allocated buffer from the NvSciBufObj. More...
 
NvSciError NvSciBufObjGetCpuPtr (NvSciBufObj bufObj, void **ptr)
 Gets the CPU virtual address (VA) of the read/write buffer referenced by the NvSciBufObj. More...
 
NvSciError NvSciBufObjGetConstCpuPtr (NvSciBufObj bufObj, const void **ptr)
 Gets the CPU virtual address (VA) of the read-only buffer referenced by the NvSciBufObj. More...
 
NvSciError NvSciBufObjFlushCpuCacheRange (NvSciBufObj bufObj, uint64_t offset, uint64_t len)
 Flushes the given len bytes at starting offset in the buffer referenced by the NvSciBufObj. More...
 
NvSciError NvSciBufObjAlloc (NvSciBufAttrList reconciledAttrList, NvSciBufObj *bufObj)
 Allocates a buffer that satisfies all the constraints defined by the attributes of the specified reconciled NvSciBufAttrList, and outputs a new NvSciBufObj referencing the Memory object containing the allocated buffer properties. More...
 
NvSciError NvSciBufObjDupWithReducePerm (NvSciBufObj bufObj, NvSciBufAttrValAccessPerm reducedPerm, NvSciBufObj *newBufObj)
 Creates a new memory object containing a buffer handle representing new NvSciBufAttrValAccessPerm to the same buffer for which buffer handle is contained in the input memory object referenced by input NvSciBufObj and creates a new NvSciBufObj referencing it provided NvSciBufAttrValAccessPerm are less than permissions represented by buffer handle in the memory object referenced by input NvSciBufObj. More...
 
NvSciError NvSciBufIpcExportAttrListAndObj (NvSciBufObj bufObj, NvSciBufAttrValAccessPerm permissions, NvSciIpcEndpoint ipcEndpoint, void **attrListAndObjDesc, size_t *attrListAndObjDescSize)
 Exports NvSciBufAttrList and NvSciBufObj into an NvSciIpc-transferable object export descriptor. More...
 
NvSciError NvSciBufIpcImportAttrListAndObj (NvSciBufModule module, NvSciIpcEndpoint ipcEndpoint, const void *attrListAndObjDesc, size_t attrListAndObjDescSize, const NvSciBufAttrList attrList[], size_t count, NvSciBufAttrValAccessPerm minPermissions, int64_t timeoutUs, NvSciBufObj *bufObj)
 This API is invoked by the importing process after it receives the object export descriptor sent by the other process who has created descriptor. More...
 
void NvSciBufAttrListAndObjFreeDesc (void *attrListAndObjDescBuf)
 Frees the descriptor used for exporting both NvSciBufAttrList and NvSciBufObj together. More...
 
NvSciError NvSciBufObjIpcExport (NvSciBufObj bufObj, NvSciBufAttrValAccessPerm accPerm, NvSciIpcEndpoint ipcEndpoint, NvSciBufObjIpcExportDescriptor *exportData)
 Exports the NvSciBufObj into an NvSciIpc-transferable object export descriptor. More...
 
NvSciError NvSciBufObjIpcImport (NvSciIpcEndpoint ipcEndpoint, const NvSciBufObjIpcExportDescriptor *desc, NvSciBufAttrList reconciledAttrList, NvSciBufAttrValAccessPerm minPermissions, int64_t timeoutUs, NvSciBufObj *bufObj)
 Creates the NvSciBufObj based on supplied object export descriptor and returns the NvSciBufObj. More...
 
NvSciError NvSciBufAttrListIpcExportUnreconciled (const NvSciBufAttrList unreconciledAttrListArray[], size_t unreconciledAttrListCount, NvSciIpcEndpoint ipcEndpoint, void **descBuf, size_t *descLen)
 Transforms the input unreconciled NvSciBufAttrList(s) to an exportable unreconciled NvSciBufAttrList descriptor that can be transported by the application to any remote process as a serialized set of bytes over an NvSciIpc channel. More...
 
NvSciError NvSciBufAttrListIpcExportReconciled (NvSciBufAttrList reconciledAttrList, NvSciIpcEndpoint ipcEndpoint, void **descBuf, size_t *descLen)
 Transforms the reconciled NvSciBufAttrList to an exportable reconciled NvSciBufAttrList descriptor that can be transported by the application to any remote process as a serialized set of bytes over an NvSciIpc channel. More...
 
NvSciError NvSciBufAttrListIpcImportUnreconciled (NvSciBufModule module, NvSciIpcEndpoint ipcEndpoint, const void *descBuf, size_t descLen, NvSciBufAttrList *importedUnreconciledAttrList)
 Translates an exported unreconciled NvSciBufAttrList descriptor (potentially received from any process) into an unreconciled NvSciBufAttrList. More...
 
NvSciError NvSciBufAttrListIpcImportReconciled (NvSciBufModule module, NvSciIpcEndpoint ipcEndpoint, const void *descBuf, size_t descLen, const NvSciBufAttrList inputUnreconciledAttrListArray[], size_t inputUnreconciledAttrListCount, NvSciBufAttrList *importedReconciledAttrList)
 Translates an exported reconciled NvSciBufAttrList descriptor (potentially received from any process) into a reconciled NvSciBufAttrList. More...
 
void NvSciBufAttrListFreeDesc (void *descBuf)
 Frees the NvSciBuf exported NvSciBufAttrList descriptor. More...
 
NvSciError NvSciBufModuleOpen (NvSciBufModule *newModule)
 Initializes and returns a new NvSciBufModule with no NvSciBufAttrLists, buffers, or NvSciBufObjs bound to it. More...
 
void NvSciBufModuleClose (NvSciBufModule module)
 Releases the NvSciBufModule obtained through an earlier call to NvSciBufModuleOpen(). More...
 
NvSciError NvSciBufCheckVersionCompatibility (uint32_t majorVer, uint32_t minorVer, bool *isCompatible)
 Checks if loaded NvSciBuf library version is compatible with NvSciBuf library version with which elements dependent on NvSciBuf were built. More...
 

Variables

static const uint32_t NvSciBufMajorVersion = 2U
 NvSciBuf API Major version number. More...
 
static const uint32_t NvSciBufMinorVersion = 0U
 NvSciBuf API Minor version number. More...