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

ID 683821
Date 7/30/2024
Public
Document Table of Contents

8.1.6.28. ifc_qdma_poll_wait

Table 126.  ifc_qdma_poll_wait
API API Description Input Parameters Return Values
int ifc_qdma_poll_wait(struct ifc_qdma_device *qdev, ifc_qdma_channel **chnl, int *dir)

Monitor for interrupts for all added queues. In case if any interrupt comes, it will return.

Timeout: 1 msec

qdev: QDMA device

qchan: address of channel context

dir: address of direction parameters

0 on success and updates channel context and direction

Negative otherwise