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author | Takashi Iwai <tiwai@suse.de> | 2009-06-10 07:26:40 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2009-06-10 07:26:40 +0200 |
commit | eabaf0634a9034f2e487b0be347edc1460c026a4 (patch) | |
tree | e950df1ba10e0a29b25afdd446ac44988381a851 /sound/core | |
parent | Merge branch 'topic/oxygen' into for-linus (diff) | |
parent | ALSA: usbaudio - Add delay account (diff) | |
download | linux-eabaf0634a9034f2e487b0be347edc1460c026a4.tar.xz linux-eabaf0634a9034f2e487b0be347edc1460c026a4.zip |
Merge branch 'topic/pcm-delay' into for-linus
* topic/pcm-delay:
ALSA: usbaudio - Add delay account
ALSA: Add extra delay count in PCM
Diffstat (limited to 'sound/core')
-rw-r--r-- | sound/core/pcm_native.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index b5da656d1ece..45dc53fcfa2f 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -587,14 +587,15 @@ int snd_pcm_status(struct snd_pcm_substream *substream, if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { status->avail = snd_pcm_playback_avail(runtime); if (runtime->status->state == SNDRV_PCM_STATE_RUNNING || - runtime->status->state == SNDRV_PCM_STATE_DRAINING) + runtime->status->state == SNDRV_PCM_STATE_DRAINING) { status->delay = runtime->buffer_size - status->avail; - else + status->delay += runtime->delay; + } else status->delay = 0; } else { status->avail = snd_pcm_capture_avail(runtime); if (runtime->status->state == SNDRV_PCM_STATE_RUNNING) - status->delay = status->avail; + status->delay = status->avail + runtime->delay; else status->delay = 0; } @@ -2410,6 +2411,7 @@ static int snd_pcm_delay(struct snd_pcm_substream *substream, n = snd_pcm_playback_hw_avail(runtime); else n = snd_pcm_capture_avail(runtime); + n += runtime->delay; break; case SNDRV_PCM_STATE_XRUN: err = -EPIPE; |