---
name: "snd_dmaengine_pcm_pointer"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/snd_dmaengine_pcm_pointer"
---

# snd\_dmaengine\_pcm\_pointer(9)

dmaengine based PCM pointer implementation

## NAME

snd\_dmaengine\_pcm\_pointer - dmaengine based PCM pointer implementation

## SYNOPSIS

**snd\_pcm\_uframes\_t snd\_dmaengine\_pcm\_pointer(struct snd\_pcm\_substream \*** *substream***);**

## ARGUMENTS

*substream*

PCM substream

## DESCRIPTION

This function can be used as the PCM pointer callback for dmaengine based PCM driver implementations.

## COPYRIGHT