Clean up the driver with the new managed buffer allocation API. The hw_params and hw_free callbacks 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 --- sound/soc/intel/atom/sst-mfld-platform-pcm.c | 25 +------------------------ 1 file changed, 1 insertion(+), 24 deletions(-)
diff --git a/sound/soc/intel/atom/sst-mfld-platform-pcm.c b/sound/soc/intel/atom/sst-mfld-platform-pcm.c index 47e3d1943d7e..08aa46ba5b07 100644 --- a/sound/soc/intel/atom/sst-mfld-platform-pcm.c +++ b/sound/soc/intel/atom/sst-mfld-platform-pcm.c @@ -387,27 +387,6 @@ static int sst_media_prepare(struct snd_pcm_substream *substream, return ret_val; }
-static int sst_media_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - int ret; - - ret = - snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(params)); - if (ret) - return ret; - memset(substream->runtime->dma_area, 0, params_buffer_bytes(params)); - return 0; -} - -static int sst_media_hw_free(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - return snd_pcm_lib_free_pages(substream); -} - static int sst_enable_ssp(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { @@ -473,8 +452,6 @@ static const struct snd_soc_dai_ops sst_media_dai_ops = { .startup = sst_media_open, .shutdown = sst_media_close, .prepare = sst_media_prepare, - .hw_params = sst_media_hw_params, - .hw_free = sst_media_hw_free, .mute_stream = sst_media_digital_mute, };
@@ -677,7 +654,7 @@ static int sst_soc_pcm_new(struct snd_soc_component *component,
if (dai->driver->playback.channels_min || dai->driver->capture.channels_min) { - snd_pcm_lib_preallocate_pages_for_all(pcm, + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS, snd_dma_continuous_data(GFP_DMA), SST_MIN_BUFFER, SST_MAX_BUFFER);