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| author |   Takashi Iwai <tiwai@suse.de> | 2019-12-09 10:49:05 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-12-11 07:25:09 +0100 |
| commit | 76178cc7d5eb6dc881c3fccab882802e5d16f790 (patch) | |
| tree | e9fec27386ed30f676052e2c9119375a6943b153 /sound/pci/ctxfi | |
| parent | ALSA: cs5535: Use managed buffer allocation (diff) | |
| download | linux-dev-76178cc7d5eb6dc881c3fccab882802e5d16f790.tar.xz linux-dev-76178cc7d5eb6dc881c3fccab882802e5d16f790.zip | |
ALSA: ctxfi: 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/20191209094943.14984-34-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/ctxfi')
| -rw-r--r-- | sound/pci/ctxfi/ctpcm.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/sound/pci/ctxfi/ctpcm.c b/sound/pci/ctxfi/ctpcm.c index 7ae5b238703c..5ee2316827d8 100644 --- a/sound/pci/ctxfi/ctpcm.c +++ b/sound/pci/ctxfi/ctpcm.c @@ -178,15 +178,10 @@ static int ct_pcm_hw_params(struct snd_pcm_substream *substream, { struct ct_atc *atc = snd_pcm_substream_chip(substream); struct ct_atc_pcm *apcm = substream->runtime->private_data; - int err; - err = snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); - if (err < 0) - return err; /* clear previous resources */ atc->pcm_release_resources(atc, apcm); - return err; + return 0; } static int ct_pcm_hw_free(struct snd_pcm_substream *substream) @@ -196,8 +191,7 @@ static int ct_pcm_hw_free(struct snd_pcm_substream *substream) /* clear previous resources */ atc->pcm_release_resources(atc, apcm); - /* Free snd-allocated pages */ - return snd_pcm_lib_free_pages(substream); + return 0; } @@ -449,9 +443,8 @@ int ct_alsa_pcm_create(struct ct_atc *atc, snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &ct_pcm_capture_ops); - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG, - &atc->pci->dev, - 128*1024, 128*1024); + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG, + &atc->pci->dev, 128*1024, 128*1024); chs = 2; switch (device) { |