Multi Channel DMA Intel® FPGA IP for PCI Express User Guide

ID 683821
Date 2/11/2023

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Document Table of Contents ifc_qdma_release_all_channels

Table 98.  ifc_qdma_release_all_channels
API API Description Input Parameters Return Values
int ifc_qdma_release_all_channels(struct ifc_qdma_device *qdev)

This API releases all the channels acquired by the device. User must make sure to stop the traffic on all the channels, before calling this function. Perfq_app calls this API at the exit of application.

qdev: QDMA device

0 on success

Negative otherwise