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Commit 646e1dd8 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: pcm: Don't notify internal PCMs 



Notifier shouldn't listen to the changes of internal PCMs.

Acked-by: default avatarLiam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent b95bd3a4

sound/core/pcm.c

+8 −5
Original line number Diff line number Diff line
@@ -888,7 +888,8 @@ static int snd_pcm_free(struct snd_pcm *pcm) 


	if (!pcm)

		return 0;

	list_for_each_entry(notify, &snd_pcm_notify_list, list) {

	if (!pcm->internal) {

		list_for_each_entry(notify, &snd_pcm_notify_list, list)

			notify->n_unregister(pcm);

	}

	if (pcm->private_free)
@@ -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) {
@@ -1139,7 +1140,9 @@ 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) {

	}

	if (!pcm->internal) {

		list_for_each_entry(notify, &snd_pcm_notify_list, list)

			notify->n_disconnect(pcm);

	}

	for (cidx = 0; cidx < 2; cidx++) {