NAME
snd_pcm_sgbuf_ops_page - get the page struct at the given offset
SYNOPSIS
struct page * snd_pcm_sgbuf_ops_page (snd_pcm_substream_t * substream,
unsigned long offset);
ARGUMENTS
substream
the pcm substream instance
offset the buffer offset
DESCRIPTION
Returns the page struct at the given buffer offset. Used as the page
callback of PCM ops.