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ASoC: rt5677-spi: 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.

Cc: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20191210142614.19405-20-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Takashi Iwai 2019-12-10 15:26:10 +01:00 committed by Mark Brown
parent cae8055e06
commit 9a560089e9
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 6 deletions
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10
sound/soc/codecs/rt5677-spi.c
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@ -132,14 +132,12 @@ static int rt5677_spi_hw_params(
{
struct rt5677_dsp *rt5677_dsp =
snd_soc_component_get_drvdata(component);
int ret;
mutex_lock(&rt5677_dsp->dma_lock);
ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
rt5677_dsp->substream = substream;
mutex_unlock(&rt5677_dsp->dma_lock);
return ret;
return 0;
}
static int rt5677_spi_hw_free(
@ -153,7 +151,7 @@ static int rt5677_spi_hw_free(
rt5677_dsp->substream = NULL;
mutex_unlock(&rt5677_dsp->dma_lock);
return snd_pcm_lib_free_pages(substream);
return 0;
}
static int rt5677_spi_prepare(
@ -376,8 +374,8 @@ done:
static int rt5677_spi_pcm_new(struct snd_soc_component *component,
struct snd_soc_pcm_runtime *rtd)
{
snd_pcm_lib_preallocate_pages_for_all(rtd->pcm, SNDRV_DMA_TYPE_VMALLOC,
NULL, 0, 0);
snd_pcm_set_managed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_VMALLOC,
NULL, 0, 0);
return 0;
}