@@ -197,10 +197,6 @@ static int au1xpsc_pcm_hw_params(struct snd_soc_component *component,
struct au1xpsc_audio_dmadata *pcd;
int stype, ret;
- ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));
- if (ret < 0)
- goto out;
-
stype = substream->stream;
pcd = to_dmadata(substream, component);
@@ -232,13 +228,6 @@ static int au1xpsc_pcm_hw_params(struct snd_soc_component *component,
return ret;
}
-static int au1xpsc_pcm_hw_free(struct snd_soc_component *component,
- struct snd_pcm_substream *substream)
-{
- snd_pcm_lib_free_pages(substream);
- return 0;
-}
-
static int au1xpsc_pcm_prepare(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
@@ -315,7 +304,7 @@ static int au1xpsc_pcm_new(struct snd_soc_component *component,
struct snd_card *card = rtd->card->snd_card;
struct snd_pcm *pcm = rtd->pcm;
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
card->dev, AU1XPSC_BUFFER_MIN_BYTES, (4096 * 1024) - 1);
return 0;
@@ -328,7 +317,6 @@ static struct snd_soc_component_driver au1xpsc_soc_component = {
.close = au1xpsc_pcm_close,
.ioctl = snd_soc_pcm_lib_ioctl,
.hw_params = au1xpsc_pcm_hw_params,
- .hw_free = au1xpsc_pcm_hw_free,
.prepare = au1xpsc_pcm_prepare,
.trigger = au1xpsc_pcm_trigger,
.pointer = au1xpsc_pcm_pointer,
@@ -231,19 +231,10 @@ static int alchemy_pcm_hw_params(struct snd_soc_component *component,
struct snd_pcm_hw_params *hw_params)
{
struct audio_stream *stream = ss_to_as(substream, component);
- int err;
-
- err = snd_pcm_lib_malloc_pages(substream,
- params_buffer_bytes(hw_params));
- if (err < 0)
- return err;
- err = au1000_setup_dma_link(stream,
- params_period_bytes(hw_params),
- params_periods(hw_params));
- if (err)
- snd_pcm_lib_free_pages(substream);
- return err;
+ return au1000_setup_dma_link(stream,
+ params_period_bytes(hw_params),
+ params_periods(hw_params));
}
static int alchemy_pcm_hw_free(struct snd_soc_component *component,
@@ -251,7 +242,7 @@ static int alchemy_pcm_hw_free(struct snd_soc_component *component,
{
struct audio_stream *stream = ss_to_as(substream, component);
au1000_release_dma_link(stream);
- return snd_pcm_lib_free_pages(substream);
+ return 0;
}
static int alchemy_pcm_trigger(struct snd_soc_component *component,
@@ -292,8 +283,8 @@ static int alchemy_pcm_new(struct snd_soc_component *component,
{
struct snd_pcm *pcm = rtd->pcm;
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS,
- NULL, 65536, (4096 * 1024) - 1);
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_CONTINUOUS,
+ NULL, 65536, (4096 * 1024) - 1);
return 0;
}
Clean up the drivers with the new managed buffer allocation API. The superfluous snd_pcm_lib_malloc_pages() and snd_pcm_lib_free_pages() calls are dropped. Signed-off-by: Takashi Iwai <tiwai@suse.de> --- sound/soc/au1x/dbdma2.c | 14 +------------- sound/soc/au1x/dma.c | 21 ++++++--------------- 2 files changed, 7 insertions(+), 28 deletions(-)