SND_PCM_LIB_FREE_PAG
Section: PCM API (9)
Updated: February 2011
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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.
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