nvmedia_dla.h File Reference

Detailed Description

NVIDIA Media Interface: DLA

Description: This file contains the DLA runtime APIs.

Definition in file nvmedia_dla.h.

Go to the source code of this file.

Data Structures
struct	NvMediaDlaUMDVersion
	Holds the DLA UMD version. More...
struct	NvMediaDlaDataPointer
	Holds pointers to the DLA data. More...
struct	NvMediaDlaData
	Specifies the type and pointer to NvMediaDla. More...
struct	NvMediaDlaBinaryLoadable
	Holds attributes for populating binary loadables for NvMediaDla. More...
struct	NvMediaDlaArgs
	Holds input and output tensors. More...
struct	NvMediaDlaTensorDescriptor
	Holds tensor attributes. More...

Macros
#define	NVMEDIA_DLA_VERSION_MAJOR   3
	Major version number. More...
#define	NVMEDIA_DLA_VERSION_MINOR   2
	Minor version number. More...
#define	NVMEDIA_DLA_TENSOR_DESC_NAME_MAX_LEN   (80)
	Maximum length of the name of the tensor to store in the descriptor. More...
#define	NVMEDIA_DLA_DEFAULT_TASKTIMEOUT   100000
	Default task timeout. More...

Typedefs
typedef struct NvMediaDla	NvMediaDla
	Holds a handle to the NvMedia DLA device. More...
typedef struct NvMediaDlaLoadable	NvMediaDlaLoadable
	Holds a handle to NvMediaDlaLoadable. More...

Enumerations
enum	NvMediaDlaDataType { NVMEDIA_DLA_DATA_TYPE_TENSOR }
	Defines the data types that DLA can operate on. More...

Functions
NvMediaStatus	NvMediaDlaGetVersion (NvMediaVersion *version)
	Returns the version information for the NvMediaDla library. More...
NvMediaStatus	NvMediaDlaPingById (const uint32_t dlaId)
	Checks the status of the DLA engine. More...
NvMediaDla *	NvMediaDlaCreate (void)
	Creates a default context for NvMediaDla. More...
NvMediaStatus	NvMediaDlaDestroy (NvMediaDla *dla)
	Destroys a DLA engine instance created by NvMediaDlaCreate(). More...
NvMediaStatus	NvMediaDlaGetUMDVersion (const NvMediaDla *dla, NvMediaDlaUMDVersion *version)
	Returns the version information for the NvMedia DLA UMD library. More...
NvMediaStatus	NvMediaDlaGetNumEngines (const NvMediaDla *dla, uint16_t *numEngines)
	Returns the number of DLA hardware engines available. More...
NvMediaStatus	NvMediaDlaGetMaxOutstandingTasks (const NvMediaDla *dla, uint32_t *maxOutstandingTasks)
	Returns the maximum number of tasks that can be queued to an instance of an engine. More...
NvMediaStatus	NvMediaDlaInit (NvMediaDla *dla, uint32_t dlaId, uint32_t numTasks)
	Configures the context for a particular DLA engine. More...
NvMediaStatus	NvMediaDlaGetInstanceId (const NvMediaDla *dla, uint32_t *dlaId)
	Returns the instance id of the NvMediaDla. More...
NvMediaStatus	NvMediaDlaGetNumTasks (const NvMediaDla *dla, uint32_t *numTasks)
	Returns the number of outstanding tasks of NvMediaDla. More...
NvMediaStatus	NvMediaDlaLoadableCreate (NvMediaDla *dla, NvMediaDlaLoadable **loadable)
	Creates a loadable handle. More...
NvMediaStatus	NvMediaDlaLoadableDestroy (const NvMediaDla *dla, NvMediaDlaLoadable *loadable)
	Destroys a loadable handle. More...
NvMediaStatus	NvMediaDlaAppendLoadable (const NvMediaDla *dla, const NvMediaDlaBinaryLoadable binaryLoadable, NvMediaDlaLoadable *loadable)
	Appends a loadable to the NvMediaDla context. More...
NvMediaStatus	NvMediaDlaSetCurrentLoadable (const NvMediaDla *dla, const NvMediaDlaLoadable *loadable)
	Sets the current loadable for the NvMediaDla. More...
NvMediaStatus	NvMediaDlaGetNumOfInputTensors (const NvMediaDla *dla, int32_t *numOfInputTensors)
	Gets the number of input tensors for the current loadable in the NvMediaDla context. More...
NvMediaStatus	NvMediaDlaGetInputTensorDescriptor (const NvMediaDla *dla, const uint32_t idx, NvMediaDlaTensorDescriptor *descriptor)
	Gets the input tensor descriptor for the current loadable in the NvMediaDla context. More...
NvMediaStatus	NvMediaDlaGetNumOfOutputTensors (const NvMediaDla *dla, int32_t *numOfOutputTensors)
	Gets the number of output tensors for the current loadable in the NvMediaDla context. More...
NvMediaStatus	NvMediaDlaGetOutputTensorDescriptor (const NvMediaDla *dla, const uint32_t idx, NvMediaDlaTensorDescriptor *descriptor)
	Gets the output tensor descriptor for the current loadable in the NvMediaDla context. More...
NvMediaStatus	NvMediaDlaDataRegister (const NvMediaDla *dla, const NvMediaDlaData *dlaData, uint32_t flags)
	Registers an NvMediaDlaData for use with an NvMediaDla handle. More...
NvMediaStatus	NvMediaDlaDataUnregister (const NvMediaDla *dla, const NvMediaDlaData *dlaData)
	Unregisters an NvMediaDlaData after use. More...
NvMediaStatus	NvMediaDlaLoadLoadable (NvMediaDla *dla)
	Loads the current loadable to the provided NvMediaDla context. More...
NvMediaStatus	NvMediaDlaRemoveLoadable (const NvMediaDla *dla)
	Removes the current loadable from the provided NvMediaDla context. More...
NvMediaStatus	NvMediaDlaSubmit (NvMediaDla *dla, const NvMediaDlaArgs *inputArgs, const NvMediaDlaArgs *scratchpadArgs, NvMediaDlaArgs *outputArgs, uint32_t taskTimeout)
	Submits a job to the DLA to run the network on a set of input NvMediaDla arguments and a timeout value. More...
NvMediaStatus	NvMediaDlaLoadFromMemory (NvMediaDla *dla, uint8_t *loadable, uint64_t loadableSize, uint16_t dlaId, uint32_t numOutstandingRequests)
	Configures the context for a DLA engine, and loads a pre-compiled network (from memory) for DLA use. More...
NvMediaStatus	NvMediaDlaSubmitTimeout (NvMediaDla *dla, const NvMediaDlaArgs *inputArgs, NvMediaDlaArgs *outputArgs, uint32_t taskTimeout)
	Submits a job to the DLA to run the network with a given a set of NvMediaDla input values and a timeout value. More...
NvMediaStatus	NvMediaDlaGetMaxOutstandingRequests (const NvMediaDla *dla, uint32_t *maxOutstandingRequests)
	Returns the maximum number of requests that can be queued to an instance of an engine. More...