[alsa-devel] [PATCH 5.6 44/71] ALSA: lola: Use managed buffer allocation

[Takashi Iwai]

Clean up the driver with the new managed buffer allocation API.
The superfluous snd_pcm_lib_malloc_pages() and
snd_pcm_lib_free_pages() calls are dropped.

Signed-off-by: Takashi Iwai <tiwai at suse.de>
---
 sound/pci/lola/lola_pcm.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/sound/pci/lola/lola_pcm.c b/sound/pci/lola/lola_pcm.c
index 856bcca60128..a01a06896084 100644
--- a/sound/pci/lola/lola_pcm.c
+++ b/sound/pci/lola/lola_pcm.c
@@ -282,8 +282,7 @@ static int lola_pcm_hw_params(struct snd_pcm_substream *substream,
 	str->bufsize = 0;
 	str->period_bytes = 0;
 	str->format_verb = 0;
-	return snd_pcm_lib_malloc_pages(substream,
-					params_buffer_bytes(hw_params));
+	return 0;
 }
 
 static int lola_pcm_hw_free(struct snd_pcm_substream *substream)
@@ -296,7 +295,7 @@ static int lola_pcm_hw_free(struct snd_pcm_substream *substream)
 	lola_stream_reset(chip, str);
 	lola_cleanup_slave_streams(pcm, str);
 	mutex_unlock(&chip->open_mutex);
-	return snd_pcm_lib_free_pages(substream);
+	return 0;
 }
 
 /*
@@ -610,9 +609,9 @@ int lola_create_pcm(struct lola *chip)
 			snd_pcm_set_ops(pcm, i, &lola_pcm_ops);
 	}
 	/* buffer pre-allocation */
-	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
-					      &chip->pci->dev,
-					      1024 * 64, 32 * 1024 * 1024);
+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+				       &chip->pci->dev,
+				       1024 * 64, 32 * 1024 * 1024);
 	return 0;
 }
 
-- 
2.16.4