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ALSA: ice1724: Use managed buffer allocation 

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.

Link: https://lore.kernel.org/r/20191209094943.14984-43-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2019-12-09 10:49:14 +01:00
parent 60b8918ba5
commit 09e263cd4a
1 changed files with 9 additions and 16 deletions
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25
sound/pci/ice1712/ice1724.c
View File

@ -704,7 +704,7 @@ static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
int i, chs, err;
int i, chs;
chs = params_channels(hw_params);
mutex_lock(&ice->open_mutex);
@ -740,11 +740,7 @@ static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
}
mutex_unlock(&ice->open_mutex);
err = snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
if (err < 0)
return err;
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
return snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
}
static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
@ -758,7 +754,7 @@ static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
if (ice->pcm_reserved[i] == substream)
ice->pcm_reserved[i] = NULL;
mutex_unlock(&ice->open_mutex);
return snd_pcm_lib_free_pages(substream);
return 0;
}
static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
@ -1142,9 +1138,8 @@ static int snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
pcm->info_flags = 0;
strcpy(pcm->name, "ICE1724");
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
&ice->pci->dev,
256*1024, 256*1024);
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
&ice->pci->dev, 256*1024, 256*1024);
ice->pcm_pro = pcm;
@ -1340,9 +1335,8 @@ static int snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
pcm->info_flags = 0;
strcpy(pcm->name, name);
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
&ice->pci->dev,
256*1024, 256*1024);
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
&ice->pci->dev, 256*1024, 256*1024);
ice->pcm = pcm;
@ -1454,9 +1448,8 @@ static int snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
pcm->info_flags = 0;
strcpy(pcm->name, "ICE1724 Surround PCM");
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
&ice->pci->dev,
256*1024, 256*1024);
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
&ice->pci->dev, 256*1024, 256*1024);
ice->pcm_ds = pcm;