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ALSA: oxygen: Use managed buffer allocation 

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.

Link: https://lore.kernel.org/r/20191209094943.14984-49-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2019-12-09 10:49:20 +01:00
Родитель c6312f3926
Коммит fdaad162a4
1 изменённых файлов: 23 добавлений и 29 удалений
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52
sound/pci/oxygen/oxygen_pcm.c
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@ -304,12 +304,6 @@ static int oxygen_hw_params(struct snd_pcm_substream *substream,
{
struct oxygen *chip = snd_pcm_substream_chip(substream);
unsigned int channel = oxygen_substream_channel(substream);
int err;
err = snd_pcm_lib_malloc_pages(substream,
params_buffer_bytes(hw_params));
if (err < 0)
return err;
oxygen_write32(chip, channel_base_registers[channel],
(u32)substream->runtime->dma_addr);
@ -529,7 +523,7 @@ static int oxygen_hw_free(struct snd_pcm_substream *substream)
oxygen_clear_bits8(chip, OXYGEN_DMA_FLUSH, channel_mask);
spin_unlock_irq(&chip->reg_lock);
return snd_pcm_lib_free_pages(substream);
return 0;
}
static int oxygen_spdif_hw_free(struct snd_pcm_substream *substream)
@ -711,17 +705,17 @@ int oxygen_pcm_init(struct oxygen *chip)
pcm->private_data = chip;
strcpy(pcm->name, "Multichannel");
if (outs)
snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream,
SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES_MULTICH,
BUFFER_BYTES_MAX_MULTICH);
snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream,
SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES_MULTICH,
BUFFER_BYTES_MAX_MULTICH);
if (ins)
snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream,
SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream,
SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
}
outs = !!(chip->model.device_config & PLAYBACK_1_TO_SPDIF);
@ -738,10 +732,10 @@ int oxygen_pcm_init(struct oxygen *chip)
&oxygen_rec_c_ops);
pcm->private_data = chip;
strcpy(pcm->name, "Digital");
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
}
if (chip->has_ac97_1) {
@ -768,10 +762,10 @@ int oxygen_pcm_init(struct oxygen *chip)
&oxygen_rec_b_ops);
pcm->private_data = chip;
strcpy(pcm->name, outs ? "Front Panel" : "Analog 2");
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
}
ins = !!(chip->model.device_config & CAPTURE_3_FROM_I2S_3);
@ -786,10 +780,10 @@ int oxygen_pcm_init(struct oxygen *chip)
OXYGEN_REC_C_ROUTE_MASK);
pcm->private_data = chip;
strcpy(pcm->name, "Analog 3");
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
&chip->pci->dev,
DEFAULT_BUFFER_BYTES,
BUFFER_BYTES_MAX);
}
return 0;
}