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| author |   Takashi Iwai <tiwai@suse.de> | 2015-02-20 17:04:08 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2015-02-20 19:51:50 +0100 |
| commit | 646e1dd8f9f47c57560ce81c02fdd57ff0929bc6 (patch) | |
| tree | 355061f4e446580ea0cf8984ee771df20207aefd /sound/core/pcm.c | |
| parent | ALSA: pcm: Don't add internal PCMs to PCM device list (diff) | |
| download | linux-dev-646e1dd8f9f47c57560ce81c02fdd57ff0929bc6.tar.xz linux-dev-646e1dd8f9f47c57560ce81c02fdd57ff0929bc6.zip | |
ALSA: pcm: Don't notify internal PCMs
Notifier shouldn't listen to the changes of internal PCMs.
Acked-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/pcm.c')
| -rw-r--r-- | sound/core/pcm.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c index d440629e08e2..542dbc6f54e8 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -888,8 +888,9 @@ static int snd_pcm_free(struct snd_pcm *pcm) if (!pcm) return 0; - list_for_each_entry(notify, &snd_pcm_notify_list, list) { - notify->n_unregister(pcm); + if (!pcm->internal) { + list_for_each_entry(notify, &snd_pcm_notify_list, list) + notify->n_unregister(pcm); } if (pcm->private_free) pcm->private_free(pcm); @@ -1129,7 +1130,7 @@ static int snd_pcm_dev_disconnect(struct snd_device *device) mutex_lock(&pcm->open_mutex); wake_up(&pcm->open_wait); list_del_init(&pcm->list); - for (cidx = 0; cidx < 2; cidx++) + for (cidx = 0; cidx < 2; cidx++) { for (substream = pcm->streams[cidx].substream; substream; substream = substream->next) { snd_pcm_stream_lock_irq(substream); if (substream->runtime) { @@ -1139,8 +1140,10 @@ static int snd_pcm_dev_disconnect(struct snd_device *device) } snd_pcm_stream_unlock_irq(substream); } - list_for_each_entry(notify, &snd_pcm_notify_list, list) { - notify->n_disconnect(pcm); + } + if (!pcm->internal) { + list_for_each_entry(notify, &snd_pcm_notify_list, list) + notify->n_disconnect(pcm); } for (cidx = 0; cidx < 2; cidx++) { snd_unregister_device(&pcm->streams[cidx].dev); |