diff options
| author | Takashi Iwai <tiwai@suse.de> | 2019-12-10 17:26:05 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-12-11 19:46:24 +0300 |
| commit | d55894bc27636ebaf66c7c6eca8da5548911f8c9 (patch) | |
| tree | 54ae90d09f02adbc7f0d48e53e56948d9b567889 /sound/soc/uniphier/aio-dma.c | |
| parent | 2c7c9630db45129838ed09f0ada718b0ac222377 (diff) | |
| download | linux-d55894bc27636ebaf66c7c6eca8da5548911f8c9.tar.xz | |
ASoC: uniphier: Use managed buffer allocation
Clean up the driver with the new managed buffer allocation API.
The hw_params and hw_free callbacks became superfluous and got
dropped, as well as the pcm_destruct callback just containing the
superfluous snd_pcm_lib_preallocate_free_for_all() call.
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20191210142614.19405-15-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/uniphier/aio-dma.c')
| -rw-r--r-- | sound/soc/uniphier/aio-dma.c | 30 |
1 files changed, 1 insertions, 29 deletions
diff --git a/sound/soc/uniphier/aio-dma.c b/sound/soc/uniphier/aio-dma.c index 700d936ed94e..388f4785d93a 100644 --- a/sound/soc/uniphier/aio-dma.c +++ b/sound/soc/uniphier/aio-dma.c @@ -104,25 +104,6 @@ static int uniphier_aiodma_open(struct snd_soc_component *component, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256); } -static int uniphier_aiodma_hw_params(struct snd_soc_component *component, - struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer); - substream->runtime->dma_bytes = params_buffer_bytes(params); - - return 0; -} - -static int uniphier_aiodma_hw_free(struct snd_soc_component *component, - struct snd_pcm_substream *substream) -{ - snd_pcm_set_runtime_buffer(substream, NULL); - substream->runtime->dma_bytes = 0; - - return 0; -} - static int uniphier_aiodma_prepare(struct snd_soc_component *component, struct snd_pcm_substream *substream) { @@ -232,30 +213,21 @@ static int uniphier_aiodma_new(struct snd_soc_component *component, if (ret) return ret; - snd_pcm_lib_preallocate_pages_for_all(pcm, + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, dev, uniphier_aiodma_hw.buffer_bytes_max, uniphier_aiodma_hw.buffer_bytes_max); return 0; } -static void uniphier_aiodma_free(struct snd_soc_component *component, - struct snd_pcm *pcm) -{ - snd_pcm_lib_preallocate_free_for_all(pcm); -} - static const struct snd_soc_component_driver uniphier_soc_platform = { .open = uniphier_aiodma_open, .ioctl = snd_soc_pcm_lib_ioctl, - .hw_params = uniphier_aiodma_hw_params, - .hw_free = uniphier_aiodma_hw_free, .prepare = uniphier_aiodma_prepare, .trigger = uniphier_aiodma_trigger, .pointer = uniphier_aiodma_pointer, .mmap = uniphier_aiodma_mmap, .pcm_construct = uniphier_aiodma_new, - .pcm_destruct = uniphier_aiodma_free, .compr_ops = &uniphier_aio_compr_ops, }; |