snd_pcm_plug_stream
if (snd_pcm_plug_stream(plug) == SNDRV_PCM_STREAM_PLAYBACK) {
plugin->stream = snd_pcm_plug_stream(plug);
switch (snd_pcm_plug_stream(plug)) {
switch (snd_pcm_plug_stream(plug)) {
int stream = snd_pcm_plug_stream(plug);
int stream = snd_pcm_plug_stream(plug);
if (snd_pcm_plug_stream(plug) == SNDRV_PCM_STREAM_PLAYBACK) {