Provided by: linux-doc-2.6.15_2.6.15-23.39_all bug

NAME

       snd_pcm_lib_free_pages - release the allocated DMA buffer.

SYNOPSIS

       int snd_pcm_lib_free_pages  (snd_pcm_substream_t * 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.