[5.6,14/71] ALSA: sb: Use managed buffer allocation
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Message ID 20191209094943.14984-15-tiwai@suse.de
State New
Headers show
Series
  • ALSA: Use managed buffer allocation
Related show

Commit Message

Takashi Iwai Dec. 9, 2019, 9:48 a.m. UTC
Clean up the driver with the new managed buffer allocation API.
The hw_params and hw_free callbacks became superfluous and got
dropped.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/isa/sb/sb16_main.c | 21 ++-------------------
 sound/isa/sb/sb8_main.c  | 21 ++-------------------
 2 files changed, 4 insertions(+), 38 deletions(-)

Patch
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diff --git a/sound/isa/sb/sb16_main.c b/sound/isa/sb/sb16_main.c
index 0768bbf8fd71..07ebf2c49443 100644
--- a/sound/isa/sb/sb16_main.c
+++ b/sound/isa/sb/sb16_main.c
@@ -232,18 +232,6 @@  static void snd_sb16_setup_rate(struct snd_sb *chip,
 	spin_unlock_irqrestore(&chip->reg_lock, flags);
 }
 
-static int snd_sb16_hw_params(struct snd_pcm_substream *substream,
-			      struct snd_pcm_hw_params *hw_params)
-{
-	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
-}
-
-static int snd_sb16_hw_free(struct snd_pcm_substream *substream)
-{
-	snd_pcm_lib_free_pages(substream);
-	return 0;
-}
-
 static int snd_sb16_playback_prepare(struct snd_pcm_substream *substream)
 {
 	unsigned long flags;
@@ -830,8 +818,6 @@  static const struct snd_pcm_ops snd_sb16_playback_ops = {
 	.open =		snd_sb16_playback_open,
 	.close =	snd_sb16_playback_close,
 	.ioctl =	snd_pcm_lib_ioctl,
-	.hw_params =	snd_sb16_hw_params,
-	.hw_free =	snd_sb16_hw_free,
 	.prepare =	snd_sb16_playback_prepare,
 	.trigger =	snd_sb16_playback_trigger,
 	.pointer =	snd_sb16_playback_pointer,
@@ -841,8 +827,6 @@  static const struct snd_pcm_ops snd_sb16_capture_ops = {
 	.open =		snd_sb16_capture_open,
 	.close =	snd_sb16_capture_close,
 	.ioctl =	snd_pcm_lib_ioctl,
-	.hw_params =	snd_sb16_hw_params,
-	.hw_free =	snd_sb16_hw_free,
 	.prepare =	snd_sb16_capture_prepare,
 	.trigger =	snd_sb16_capture_trigger,
 	.pointer =	snd_sb16_capture_pointer,
@@ -873,9 +857,8 @@  int snd_sb16dsp_pcm(struct snd_sb *chip, int device)
 		pcm->info_flags = SNDRV_PCM_INFO_HALF_DUPLEX;
 	}
 
-	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
-					      card->dev,
-					      64*1024, 128*1024);
+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
+				       card->dev, 64*1024, 128*1024);
 	return 0;
 }
 
diff --git a/sound/isa/sb/sb8_main.c b/sound/isa/sb/sb8_main.c
index 8221b85bb330..5804fa523600 100644
--- a/sound/isa/sb/sb8_main.c
+++ b/sound/isa/sb/sb8_main.c
@@ -225,18 +225,6 @@  static int snd_sb8_playback_trigger(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static int snd_sb8_hw_params(struct snd_pcm_substream *substream,
-			     struct snd_pcm_hw_params *hw_params)
-{
-	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
-}
-
-static int snd_sb8_hw_free(struct snd_pcm_substream *substream)
-{
-	snd_pcm_lib_free_pages(substream);
-	return 0;
-}
-
 static int snd_sb8_capture_prepare(struct snd_pcm_substream *substream)
 {
 	unsigned long flags;
@@ -559,8 +547,6 @@  static const struct snd_pcm_ops snd_sb8_playback_ops = {
 	.open =			snd_sb8_open,
 	.close =		snd_sb8_close,
 	.ioctl =		snd_pcm_lib_ioctl,
-	.hw_params =		snd_sb8_hw_params,
-	.hw_free =		snd_sb8_hw_free,
 	.prepare =		snd_sb8_playback_prepare,
 	.trigger =		snd_sb8_playback_trigger,
 	.pointer =		snd_sb8_playback_pointer,
@@ -570,8 +556,6 @@  static const struct snd_pcm_ops snd_sb8_capture_ops = {
 	.open =			snd_sb8_open,
 	.close =		snd_sb8_close,
 	.ioctl =		snd_pcm_lib_ioctl,
-	.hw_params =		snd_sb8_hw_params,
-	.hw_free =		snd_sb8_hw_free,
 	.prepare =		snd_sb8_capture_prepare,
 	.trigger =		snd_sb8_capture_trigger,
 	.pointer =		snd_sb8_capture_pointer,
@@ -595,9 +579,8 @@  int snd_sb8dsp_pcm(struct snd_sb *chip, int device)
 
 	if (chip->dma8 > 3 || chip->dma16 >= 0)
 		max_prealloc = 128 * 1024;
-	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
-					      card->dev,
-					      64*1024, max_prealloc);
+	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
+				       card->dev, 64*1024, max_prealloc);
 
 	return 0;
 }