---
name: "snd_dma_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_dma_pointer"
---

# snd\_dma\_pointer(9)

return the current pointer to DMA transfer buffer in bytes

## NAME

snd\_dma\_pointer - return the current pointer to DMA transfer buffer in bytes

## SYNOPSIS

**unsigned int snd\_dma\_pointer(unsigned long** *dma***, unsigned int** *size***);**

## ARGUMENTS

*dma*

the dma number

*size*

the dma transfer size

## RETURN

The current pointer in DMA transfer buffer in bytes.

## COPYRIGHT