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| author | Takashi Iwai <tiwai@suse.de> | 2019-12-09 10:49:00 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-12-11 07:25:07 +0100 |
| commit | b87ddad2773eb9a1951dd1513bee9f8a6aef7614 (patch) | |
| tree | 4b23865865ef38e4f7e66ff1117ddbd05dba8490 /sound/pci | |
| parent | ALSA: azt3328: Use managed buffer allocation (diff) | |
| download | linux-b87ddad2773eb9a1951dd1513bee9f8a6aef7614.tar.xz linux-b87ddad2773eb9a1951dd1513bee9f8a6aef7614.zip | |
ALSA: bt87x: Use managed buffer allocation
Clean up the driver 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/20191209094943.14984-29-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/bt87x.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c index 6bf5ac3600c5..3fe522b32426 100644 --- a/sound/pci/bt87x.c +++ b/sound/pci/bt87x.c @@ -452,12 +452,7 @@ static int snd_bt87x_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { struct snd_bt87x *chip = snd_pcm_substream_chip(substream); - int err; - err = snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); - if (err < 0) - return err; return snd_bt87x_create_risc(chip, substream, params_periods(hw_params), params_period_bytes(hw_params)); @@ -468,7 +463,6 @@ static int snd_bt87x_hw_free(struct snd_pcm_substream *substream) struct snd_bt87x *chip = snd_pcm_substream_chip(substream); snd_bt87x_free_risc(chip); - snd_pcm_lib_free_pages(substream); return 0; } @@ -699,10 +693,10 @@ static int snd_bt87x_pcm(struct snd_bt87x *chip, int device, char *name) pcm->private_data = chip; strcpy(pcm->name, name); snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_bt87x_pcm_ops); - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG, - &chip->pci->dev, - 128 * 1024, - ALIGN(255 * 4092, 1024)); + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG, + &chip->pci->dev, + 128 * 1024, + ALIGN(255 * 4092, 1024)); return 0; } |