CustomAllocateStreamPassFn

Applicability

Product

Supported

Atlas 350 Accelerator Card

Atlas A3 training product / Atlas A3 inference product

Atlas A2 training product / Atlas A2 inference product

Atlas 200I/500 A2 inference product

Atlas inference product

Atlas training product

Header File/Library File

  • Header file: #include <register/register_custom_pass.h>
  • Library file: libregister.so

Function Usage

Registers the execution function for a custom logical stream allocation pass.

For details about the API, see Custom Concurrency Using CustomStreamPassFunc.

Prototype

1
PassRegistrationData &CustomAllocateStreamPassFn(const CustomAllocateStreamPassFunc &allocate_stream_pass_fn)

Parameters

Parameter

Input/Output

Description

allocate_stream_pass_fn

Input

Custom logical stream allocation function. For details, see Callback Function CustomAllocateStreamPassFunc.

Returns

Reference to the object itself.

Restrictions

None

Callback Function CustomAllocateStreamPassFunc

You can customize and implement the CustomAllocateStreamPassFunc class function.

Status CustomAllocateStreamPassFunc(const ConstGraphPtr &graph, StreamPassContext &stream_context)
Table 1 Parameters

Parameter

Input/Output

Description

graph

Input

Graph for which logical streams are to be allocated.

stream_context

Input

Logical stream allocation context, which can be used to request new stream IDs, set stream IDs for nodes, and perform other stream control operations. For details, see the structure definition of StreamPassContext.

-

Output

  • SUCCESS: success.
  • Other values: failure.