Name
snd_pcm_running — 
     Check whether the substream is in a running state
 
Synopsis
| int snd_pcm_running ( | struct snd_pcm_substream * substream ); | 
 
Arguments
- substream
- 
     substream to check
     
Description
   Returns true if the given substream is in the state RUNNING, or in the
   state DRAINING for playback.