1 files changed, 12 insertions, 8 deletions

diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 7eadb7fd8074..9070f277f8db 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -775,6 +775,9 @@ static int _snd_pcm_new(struct snd_card *card, const char *id, int device,
 		.dev_register =	snd_pcm_dev_register,
 		.dev_disconnect = snd_pcm_dev_disconnect,
 	};
+	static struct snd_device_ops internal_ops = {
+		.dev_free = snd_pcm_dev_free,
+	};
 
 	if (snd_BUG_ON(!card))
 		return -ENXIO;
@@ -801,7 +804,8 @@ static int _snd_pcm_new(struct snd_card *card, const char *id, int device,
 	if (err < 0)
 		goto free_pcm;
 
-	err = snd_device_new(card, SNDRV_DEV_PCM, pcm, &ops);
+	err = snd_device_new(card, SNDRV_DEV_PCM, pcm,
+			     internal ? &internal_ops : &ops);
 	if (err < 0)
 		goto free_pcm;
 
@@ -1099,8 +1103,6 @@ static int snd_pcm_dev_register(struct snd_device *device)
 	if (snd_BUG_ON(!device || !device->device_data))
 		return -ENXIO;
 	pcm = device->device_data;
-	if (pcm->internal)
-		return 0;
 
 	mutex_lock(&register_mutex);
 	err = snd_pcm_add(pcm);
@@ -1152,6 +1154,10 @@ static int snd_pcm_dev_disconnect(struct snd_device *device)
 		for (substream = pcm->streams[cidx].substream; substream; substream = substream->next) {
 			snd_pcm_stream_lock_irq(substream);
 			if (substream->runtime) {
+				if (snd_pcm_running(substream))
+					snd_pcm_stop(substream,
+						     SNDRV_PCM_STATE_DISCONNECTED);
+				/* to be sure, set the state unconditionally */
 				substream->runtime->status->state = SNDRV_PCM_STATE_DISCONNECTED;
 				wake_up(&substream->runtime->sleep);
 				wake_up(&substream->runtime->tsleep);
@@ -1159,12 +1165,10 @@ static int snd_pcm_dev_disconnect(struct snd_device *device)
 			snd_pcm_stream_unlock_irq(substream);
 		}
 	}
-	if (!pcm->internal) {
-		pcm_call_notify(pcm, n_disconnect);
-	}
+
+	pcm_call_notify(pcm, n_disconnect);
 	for (cidx = 0; cidx < 2; cidx++) {
-		if (!pcm->internal)
-			snd_unregister_device(&pcm->streams[cidx].dev);
+		snd_unregister_device(&pcm->streams[cidx].dev);
 		free_chmap(&pcm->streams[cidx]);
 	}
 	mutex_unlock(&pcm->open_mutex);