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ASoC: intel: haswell: Use managed buffer allocation 

Clean up the driver with the new managed buffer allocation API.
The hw_free callback became superfluous and got dropped.

Cc: Cezary Rojewski <cezary.rojewski@intel.com>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Cc: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Cc: Jie Yang <yang.jie@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20191210142614.19405-23-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Takashi Iwai 2019-12-10 15:26:13 +01:00 committed by Mark Brown
parent d9c7824aa2
commit 3f93b1ed4a
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 16 deletions
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17
sound/soc/intel/haswell/sst-haswell-pcm.c
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@ -592,13 +592,6 @@ static int hsw_pcm_hw_params(struct snd_soc_component *component,
return ret;
}
ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
if (ret < 0) {
dev_err(rtd->dev, "error: could not allocate %d bytes for PCM %d\n",
params_buffer_bytes(params), ret);
return ret;
}
dmab = snd_pcm_get_dma_buf(substream);
ret = create_adsp_page_table(substream, pdata, rtd, runtime->dma_area,
@ -656,13 +649,6 @@ static int hsw_pcm_hw_params(struct snd_soc_component *component,
return 0;
}
static int hsw_pcm_hw_free(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
snd_pcm_lib_free_pages(substream);
return 0;
}
static int hsw_pcm_trigger(struct snd_soc_component *component,
struct snd_pcm_substream *substream, int cmd)
{
@ -930,7 +916,7 @@ static int hsw_pcm_new(struct snd_soc_component *component,
if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream ||
pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
snd_pcm_lib_preallocate_pages_for_all(pcm,
snd_pcm_set_managed_buffer_all(pcm,
SNDRV_DMA_TYPE_DEV_SG,
dev,
hsw_pcm_hardware.buffer_bytes_max,
@ -1114,7 +1100,6 @@ static const struct snd_soc_component_driver hsw_dai_component = {
.open = hsw_pcm_open,
.close = hsw_pcm_close,
.hw_params = hsw_pcm_hw_params,
.hw_free = hsw_pcm_hw_free,
.trigger = hsw_pcm_trigger,
.pointer = hsw_pcm_pointer,
.pcm_construct = hsw_pcm_new,