snd_pcm_lib_free_pages

Langue: en

Autres versions - même langue

Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

NAME

snd_pcm_lib_free_pages - release the allocated DMA buffer.

SYNOPSIS

int snd_pcm_lib_free_pages(struct snd_pcm_substream * substream);

ARGUMENTS

substream

the substream to release the DMA buffer

DESCRIPTION

Releases the DMA buffer allocated via snd_pcm_lib_malloc_pages.

Returns zero if successful, or a negative error code on failure.