hi_mpi_sys_unbind

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	☓

Function Description

Disassociates a data source from a data receiver.

Restrictions

This API is not supported in Ascend EP mode.

Prototype

hi_s32 hi_mpi_sys_unbind(const hi_mpp_chn *src_chn, const hi_mpp_chn *dest_chn)

Parameters

Parameter	Input/Output	Description
src_chn	Input	Pointer to the source channel.
dest_chn	Input	Pointer to the destination channel. dest_chn: If no bound source channel is found, a code indicating success is returned. If the bound source channel is found but it does not match src_chn, a code indicating failure is returned.

Parameter

Input/Output

Description

src_chn

Input

Pointer to the source channel.

dest_chn

Input

Pointer to the destination channel.

dest_chn: If no bound source channel is found, a code indicating success is returned. If the bound source channel is found but it does not match src_chn, a code indicating failure is returned.

Returns

0: success
Other values: failure. For details, see Common Return Codes.

Parent topic: Common APIs