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

ID 683821
Date 4/11/2023
Public

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Document Table of Contents

8.1.6.23. ifc_request_malloc

Table 114.  ifc_request_malloc
API API Description Input Parameters Return Values
struct ifc_qdma_request *ifc_request_malloc(size_t len)

libmqdma allocates the buffer for I/O request. The returned buffer is DMA-able and allocated from huge pages

len - size of data buffer for I/O request

0 on success

Negative otherwise