@@ -102,8 +102,6 @@ static int sst_byt_pcm_hw_params(struct snd_soc_component *component,
return ret;
}
- snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
-
ret = sst_byt_stream_buffer(byt, pcm_data->stream,
substream->dma_buffer.addr,
params_buffer_bytes(params));
@@ -121,17 +119,6 @@ static int sst_byt_pcm_hw_params(struct snd_soc_component *component,
return 0;
}
-static int sst_byt_pcm_hw_free(struct snd_soc_component *component,
- struct snd_pcm_substream *substream)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
-
- dev_dbg(rtd->dev, "PCM: hw_free\n");
- snd_pcm_lib_free_pages(substream);
-
- return 0;
-}
-
static int sst_byt_pcm_restore_stream_context(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
@@ -315,9 +302,8 @@ static int sst_byt_pcm_new(struct snd_soc_component *component,
if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream ||
pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
size = sst_byt_pcm_hardware.buffer_bytes_max;
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
- pdata->dma_dev,
- size, size);
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
+ pdata->dma_dev, size, size);
}
return 0;
@@ -375,7 +361,6 @@ static const struct snd_soc_component_driver byt_dai_component = {
.close = sst_byt_pcm_close,
.ioctl = snd_soc_pcm_lib_ioctl,
.hw_params = sst_byt_pcm_hw_params,
- .hw_free = sst_byt_pcm_hw_free,
.trigger = sst_byt_pcm_trigger,
.pointer = sst_byt_pcm_pointer,
.mmap = sst_byt_pcm_mmap,
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> --- sound/soc/intel/baytrail/sst-baytrail-pcm.c | 19 ++----------------- 1 file changed, 2 insertions(+), 17 deletions(-)