snd_pcm_new(9) centos man page | unix.com

SND_PCM_NEW(9)							      PCM API							    SND_PCM_NEW(9)

NAME
       snd_pcm_new - create a new PCM instance

SYNOPSIS
       int snd_pcm_new(struct snd_card * card, const char * id, int device, int playback_count, int capture_count, struct snd_pcm ** rpcm);

ARGUMENTS
       card
	   the card instance

       id
	   the id string

       device
	   the device index (zero based)

       playback_count
	   the number of substreams for playback

       capture_count
	   the number of substreams for capture

       rpcm
	   the pointer to store the new pcm instance

DESCRIPTION
       Creates a new PCM instance.

       The pcm operators have to be set afterwards to the new instance via snd_pcm_set_ops.

RETURN
       Zero if successful, or a negative error code on failure.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							    SND_PCM_NEW(9)