Provided by:
linux-doc-2.6.15_2.6.15-23.39_all 
NAME
snd_pcm_new_stream - create a new PCM stream
SYNOPSIS
int snd_pcm_new_stream (snd_pcm_t * pcm, int stream,
int substream_count);
ARGUMENTS
pcm the pcm instance
stream the stream direction, SNDRV_PCM_STREAM_XXX
substream_count
the number of substreams
DESCRIPTION
Creates a new stream for the pcm. The corresponding stream on the pcm
must have been empty before calling this, i.e. zero must be given to
the argument of snd_pcm_new.
Returns zero if successful, or a negative error code on failure.