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ASoC: rt5514-spi: Use managed buffer allocation

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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/20191210142614.19405-19-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Takashi Iwai
2019-12-10 15:26:09 +01:00
committed by Mark Brown
parent 66b3621b8b
commit cae8055e06
1 changed files with 4 additions and 6 deletions
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10
sound/soc/codecs/rt5514-spi.c
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@@ -215,11 +215,9 @@ static int rt5514_spi_hw_params(struct snd_soc_component *component,
{ {
struct rt5514_dsp *rt5514_dsp = struct rt5514_dsp *rt5514_dsp =
snd_soc_component_get_drvdata(component); snd_soc_component_get_drvdata(component);
int ret;
u8 buf[8]; u8 buf[8];
mutex_lock(&rt5514_dsp->dma_lock); mutex_lock(&rt5514_dsp->dma_lock);
ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
rt5514_dsp->substream = substream; rt5514_dsp->substream = substream;
rt5514_dsp->dma_offset = 0; rt5514_dsp->dma_offset = 0;
@@ -230,7 +228,7 @@ static int rt5514_spi_hw_params(struct snd_soc_component *component,
mutex_unlock(&rt5514_dsp->dma_lock); mutex_unlock(&rt5514_dsp->dma_lock);
return ret; return 0;
} }
static int rt5514_spi_hw_free(struct snd_soc_component *component, static int rt5514_spi_hw_free(struct snd_soc_component *component,
@@ -245,7 +243,7 @@ static int rt5514_spi_hw_free(struct snd_soc_component *component,
cancel_delayed_work_sync(&rt5514_dsp->copy_work); cancel_delayed_work_sync(&rt5514_dsp->copy_work);
return snd_pcm_lib_free_pages(substream); return 0;
} }
static snd_pcm_uframes_t rt5514_spi_pcm_pointer( static snd_pcm_uframes_t rt5514_spi_pcm_pointer(
@@ -294,8 +292,8 @@ static int rt5514_spi_pcm_probe(struct snd_soc_component *component)
static int rt5514_spi_pcm_new(struct snd_soc_component *component, static int rt5514_spi_pcm_new(struct snd_soc_component *component,
struct snd_soc_pcm_runtime *rtd) struct snd_soc_pcm_runtime *rtd)
{ {
snd_pcm_lib_preallocate_pages_for_all(rtd->pcm, SNDRV_DMA_TYPE_VMALLOC, snd_pcm_set_managed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_VMALLOC,
NULL, 0, 0); NULL, 0, 0);
return 0; return 0;
} }