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ALSA: intel8x0: Use managed buffer allocation

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Clean up the drivers with the new managed buffer allocation API.
The hw_params and hw_free callbacks became superfluous and got
dropped.

Link: https://lore.kernel.org/r/20191209094943.14984-44-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2019-12-09 10:49:15 +01:00
parent 09e263cd4a
commit 28d52aa554
2 changed files with 8 additions and 26 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
sound/pci/intel8x0.c
View file

@ -901,9 +901,6 @@ static int snd_intel8x0_hw_params(struct snd_pcm_substream *substream,
int dbl = params_rate(hw_params) > 48000;
int err;
err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
if (err < 0)
return err;
if (ichdev->pcm_open_flag) {
snd_ac97_pcm_close(ichdev->pcm);
ichdev->pcm_open_flag = 0;
@ -929,7 +926,7 @@ static int snd_intel8x0_hw_free(struct snd_pcm_substream *substream)
snd_ac97_pcm_close(ichdev->pcm);
ichdev->pcm_open_flag = 0;
}
return snd_pcm_lib_free_pages(substream);
return 0;
}
static void snd_intel8x0_setup_pcm_out(struct intel8x0 *chip,
@ -1487,9 +1484,9 @@ static int snd_intel8x0_pcm1(struct intel8x0 *chip, int device,
strcpy(pcm->name, chip->card->shortname);
chip->pcm[device] = pcm;
snd_pcm_lib_preallocate_pages_for_all(pcm, intel8x0_dma_type(chip),
&chip->pci->dev,
rec->prealloc_size, rec->prealloc_max_size);
snd_pcm_set_managed_buffer_all(pcm, intel8x0_dma_type(chip),
&chip->pci->dev,
rec->prealloc_size, rec->prealloc_max_size);
if (rec->playback_ops &&
rec->playback_ops->open == snd_intel8x0_playback_open) {

23
sound/pci/intel8x0m.c
View file

@ -553,17 +553,6 @@ static int snd_intel8x0m_pcm_trigger(struct snd_pcm_substream *substream, int cm
return 0;
}
static int snd_intel8x0m_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
}
static int snd_intel8x0m_hw_free(struct snd_pcm_substream *substream)
{
return snd_pcm_lib_free_pages(substream);
}
static snd_pcm_uframes_t snd_intel8x0m_pcm_pointer(struct snd_pcm_substream *substream)
{
struct intel8x0m *chip = snd_pcm_substream_chip(substream);
@ -674,8 +663,6 @@ static const struct snd_pcm_ops snd_intel8x0m_playback_ops = {
.open = snd_intel8x0m_playback_open,
.close = snd_intel8x0m_playback_close,
.ioctl = snd_pcm_lib_ioctl,
.hw_params = snd_intel8x0m_hw_params,
.hw_free = snd_intel8x0m_hw_free,
.prepare = snd_intel8x0m_pcm_prepare,
.trigger = snd_intel8x0m_pcm_trigger,
.pointer = snd_intel8x0m_pcm_pointer,
@ -685,8 +672,6 @@ static const struct snd_pcm_ops snd_intel8x0m_capture_ops = {
.open = snd_intel8x0m_capture_open,
.close = snd_intel8x0m_capture_close,
.ioctl = snd_pcm_lib_ioctl,
.hw_params = snd_intel8x0m_hw_params,
.hw_free = snd_intel8x0m_hw_free,
.prepare = snd_intel8x0m_pcm_prepare,
.trigger = snd_intel8x0m_pcm_trigger,
.pointer = snd_intel8x0m_pcm_pointer,
@ -733,10 +718,10 @@ static int snd_intel8x0m_pcm1(struct intel8x0m *chip, int device,
strcpy(pcm->name, chip->card->shortname);
chip->pcm[device] = pcm;
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
rec->prealloc_size,
rec->prealloc_max_size);
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
rec->prealloc_size,
rec->prealloc_max_size);
return 0;
}