NAME
snd_pcm_playback_hw_avail - Get the queued space for playback
SYNOPSIS
snd_pcm_sframes_t snd_pcm_playback_hw_avail(struct snd_pcm_runtime * runtime);
ARGUMENTS
runtime
PCM runtime instance
snd_pcm_playback_hw_avail(9)
Get the queued space for playback