1. NAME

snd_pcm_playback_ready - check whether the playback buffer is available

2. SYNOPSIS

int snd_pcm_playback_ready(struct snd_pcm_substream *  substream );

3. ARGUMENTS

substream
    the pcm substream instance

4. DESCRIPTION

Checks whether enough free space is available on the playback buffer.

5. RETURN

Non-zero if available, or zero if not.

6. COPYRIGHT