AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

ASoC: xtensa: Use managed buffer allocation

Browse Source 
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: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20191210142614.19405-17-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Takashi Iwai 2019-12-10 15:26:07 +01:00 committed by Mark Brown
parent 52f0ac153d
commit bfddcaffd8
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 3 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
sound/soc/xtensa/xtfpga-i2s.c
View File

@ -390,7 +390,6 @@ static int xtfpga_pcm_hw_params(struct snd_soc_component *component,
struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
int ret;
struct snd_pcm_runtime *runtime = substream->runtime;
struct xtfpga_i2s *i2s = runtime->private_data;
unsigned channels = params_channels(hw_params);
@ -422,9 +421,7 @@ static int xtfpga_pcm_hw_params(struct snd_soc_component *component,
return -EINVAL;
}
ret = snd_pcm_lib_malloc_pages(substream,
params_buffer_bytes(hw_params));
return ret;
return 0;
}
static int xtfpga_pcm_trigger(struct snd_soc_component *component,
@ -472,8 +469,8 @@ static int xtfpga_pcm_new(struct snd_soc_component *component,
struct snd_card *card = rtd->card->snd_card;
size_t size = xtfpga_pcm_hardware.buffer_bytes_max;
snd_pcm_lib_preallocate_pages_for_all(rtd->pcm, SNDRV_DMA_TYPE_DEV,
card->dev, size, size);
snd_pcm_set_managed_buffer_all(rtd->pcm, SNDRV_DMA_TYPE_DEV,
card->dev, size, size);
return 0;
}