1 files changed, 5 insertions, 16 deletions

diff --git a/sound/firewire/motu/motu-pcm.c b/sound/firewire/motu/motu-pcm.c
index 349b4d09e84f..2d41a1a4052c 100644
--- a/sound/firewire/motu/motu-pcm.c
+++ b/sound/firewire/motu/motu-pcm.c
@@ -177,18 +177,14 @@ static int pcm_open(struct snd_pcm_substream *substream)
 			err = snd_pcm_hw_constraint_minmax(substream->runtime,
 					SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
 					frames_per_period, frames_per_period);
-			if (err < 0) {
-				mutex_unlock(&motu->mutex);
+			if (err < 0)
 				goto err_locked;
-			}
 
 			err = snd_pcm_hw_constraint_minmax(substream->runtime,
 					SNDRV_PCM_HW_PARAM_BUFFER_SIZE,
 					frames_per_buffer, frames_per_buffer);
-			if (err < 0) {
-				mutex_unlock(&motu->mutex);
+			if (err < 0)
 				goto err_locked;
-			}
 		}
 	}
 
@@ -216,11 +212,7 @@ static int pcm_hw_params(struct snd_pcm_substream *substream,
 			 struct snd_pcm_hw_params *hw_params)
 {
 	struct snd_motu *motu = substream->private_data;
-	int err;
-
-	err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
-	if (err < 0)
-		return err;
+	int err = 0;
 
 	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {
 		unsigned int rate = params_rate(hw_params);
@@ -251,7 +243,7 @@ static int pcm_hw_free(struct snd_pcm_substream *substream)
 
 	mutex_unlock(&motu->mutex);
 
-	return snd_pcm_lib_free_pages(substream);
+	return 0;
 }
 
 static int capture_prepare(struct snd_pcm_substream *substream)
@@ -348,7 +340,6 @@ int snd_motu_create_pcm_devices(struct snd_motu *motu)
 	static const struct snd_pcm_ops capture_ops = {
 		.open      = pcm_open,
 		.close     = pcm_close,
-		.ioctl     = snd_pcm_lib_ioctl,
 		.hw_params = pcm_hw_params,
 		.hw_free   = pcm_hw_free,
 		.prepare   = capture_prepare,
@@ -359,7 +350,6 @@ int snd_motu_create_pcm_devices(struct snd_motu *motu)
 	static const struct snd_pcm_ops playback_ops = {
 		.open      = pcm_open,
 		.close     = pcm_close,
-		.ioctl     = snd_pcm_lib_ioctl,
 		.hw_params = pcm_hw_params,
 		.hw_free   = pcm_hw_free,
 		.prepare   = playback_prepare,
@@ -378,8 +368,7 @@ int snd_motu_create_pcm_devices(struct snd_motu *motu)
 
 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &capture_ops);
 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &playback_ops);
-	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_VMALLOC,
-					      NULL, 0, 0);
+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_VMALLOC, NULL, 0, 0);
 
 	return 0;
 }