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ASoC: cros_ec_codec: 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: Cheng-Yi Chiang <cychiang@chromium.org>
Cc: Benson Leung <bleung@chromium.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20191210142614.19405-18-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Takashi Iwai 2019-12-10 15:26:08 +01:00 committed by Mark Brown
parent bfddcaffd8
commit 66b3621b8b
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GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 4 deletions
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8
sound/soc/codecs/cros_ec_codec.c
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@ -918,7 +918,7 @@ static int wov_pcm_hw_params(struct snd_soc_component *component,
priv->wov_burst_read = true; priv->wov_burst_read = true;
mutex_unlock(&priv->wov_dma_lock); mutex_unlock(&priv->wov_dma_lock);
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); return 0;
} }
static int wov_pcm_hw_free(struct snd_soc_component *component, static int wov_pcm_hw_free(struct snd_soc_component *component,
@ -934,7 +934,7 @@ static int wov_pcm_hw_free(struct snd_soc_component *component,
cancel_delayed_work_sync(&priv->wov_copy_work); cancel_delayed_work_sync(&priv->wov_copy_work);
return snd_pcm_lib_free_pages(substream); return 0;
} }
static snd_pcm_uframes_t wov_pcm_pointer(struct snd_soc_component *component, static snd_pcm_uframes_t wov_pcm_pointer(struct snd_soc_component *component,
@ -950,8 +950,8 @@ static snd_pcm_uframes_t wov_pcm_pointer(struct snd_soc_component *component,
static int wov_pcm_new(struct snd_soc_component *component, static int wov_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;
} }