SND_PCM_SUSPEND(9) Sound Devices SND_PCM_SUSPEND(9)NAMEsnd_pcm_suspend - trigger SUSPEND to all linked streams
SYNOPSIS
int snd_pcm_suspend(struct snd_pcm_substream * substream);
ARGUMENTS
substream
the PCM substream
DESCRIPTION
After this call, all streams are changed to SUSPENDED state.
RETURN
Zero if successful (or substream is NULL), or a negative error code.
COPYRIGHTKernel Hackers Manual 3.11 November 2013 SND_PCM_SUSPEND(9)