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pcm: direct: don't return bogus buffer levels in xrun state

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Signed-off-by: Andreas Pape <apape@de.adit-jv.com>
Signed-off-by: Mounesh Sutar <mounesh_sutar@mentor.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Andreas Pape 2017-01-10 12:04:09 +05:30 • committed by Takashi Iwai
parent 789ee39727
commit 79a358ae26
3 changed files with 9 additions and 0 deletions
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3
src/pcm/pcm_dmix.c
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@ -882,6 +882,9 @@ static snd_pcm_sframes_t snd_pcm_dmix_avail_update(snd_pcm_t *pcm)
if ((err = snd_pcm_dmix_sync_ptr(pcm)) < 0)
return err;
}
if (dmix->state == SND_PCM_STATE_XRUN)
return -EPIPE;
return snd_pcm_mmap_playback_avail(pcm);
}

3
src/pcm/pcm_dshare.c
View file

@ -570,6 +570,9 @@ static snd_pcm_sframes_t snd_pcm_dshare_avail_update(snd_pcm_t *pcm)
if ((err = snd_pcm_dshare_sync_ptr(pcm)) < 0)
return err;
}
if (dshare->state == SND_PCM_STATE_XRUN)
return -EPIPE;
return snd_pcm_mmap_playback_avail(pcm);
}

3
src/pcm/pcm_dsnoop.c
View file

@ -454,6 +454,9 @@ static snd_pcm_sframes_t snd_pcm_dsnoop_avail_update(snd_pcm_t *pcm)
if (err < 0)
return err;
}
if (dsnoop->state == SND_PCM_STATE_XRUN)
return -EPIPE;
return snd_pcm_mmap_capture_avail(pcm);
}