other versions
| SND_PCM_PLAYBACK_REA(9) | PCM API | SND_PCM_PLAYBACK_REA(9) |
NAME¶
snd_pcm_playback_ready - check whether the playback buffer is available
SYNOPSIS¶
int snd_pcm_playback_ready(struct snd_pcm_substream * substream);
ARGUMENTS¶
substream
the pcm substream instance
DESCRIPTION¶
Checks whether enough free space is available on the playback buffer.
RETURN¶
Non-zero if available, or zero if not.
COPYRIGHT¶
| January 2017 | Kernel Hackers Manual 4.8. |