---
name: "mca_get_dma_residue"
section: "9"
platform: "linux"
package: "linux-manual-3.2"
version: "3.2.78-1"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/mca_get_dma_residue"
---

# mca\_get\_dma\_residue(9)

get the remaining bytes to transfer

## NAME

mca\_get\_dma\_residue - get the remaining bytes to transfer

## SYNOPSIS

**unsigned int mca\_get\_dma\_residue(unsigned int** *dmanr***);**

## ARGUMENTS

*dmanr*

DMA channel

## DESCRIPTION

This function returns the number of bytes left to transfer on this DMA channel.

## COPYRIGHT