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pcm: Fix snd_pcm_status() for dmix & co

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Fetch the timestamp and other status fields by issuing
snd_pcm_status() for the slave PCM.  Also, fill the delay field
properly.  This should fix longstanding PA's complaints.

Reported-by: Dan Hordern <danhordern@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2015-06-02 16:47:50 +02:00
parent a5e5e3cd3c
commit 18ce3ec9ca
3 changed files with 6 additions and 3 deletions
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3
src/pcm/pcm_dmix.c
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@ -475,12 +475,13 @@ static int snd_pcm_dmix_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
break;
}
memset(status, 0, sizeof(*status));
snd_pcm_status(dmix->spcm, status);
status->state = snd_pcm_dmix_state(pcm);
status->trigger_tstamp = dmix->trigger_tstamp;
gettimestamp(&status->tstamp, pcm->tstamp_type);
status->avail = snd_pcm_mmap_playback_avail(pcm);
status->avail_max = status->avail > dmix->avail_max ? status->avail : dmix->avail_max;
dmix->avail_max = 0;
status->delay = snd_pcm_mmap_playback_delay(pcm);
return 0;
}