diff options
| author | Takashi Iwai <tiwai@suse.de> | 2019-12-09 10:49:35 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-12-11 07:25:21 +0100 |
| commit | ce747f864268981e5db12c638265a0ddfd9c7f78 (patch) | |
| tree | 881d3929f69e871bff6bcb8f60e571c898923602 /sound | |
| parent | 786e90b0d0f4ffc16237c05ac5cfc7285bf4e1bc (diff) | |
ALSA: spi: Use managed buffer allocation
Clean up the driver with the new managed buffer allocation API.
The hw_free callback became superfluous and got dropped.
Link: https://lore.kernel.org/r/20191209094943.14984-64-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/spi/at73c213.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/sound/spi/at73c213.c b/sound/spi/at73c213.c index 4de1ba9a418d..8b1b5c86cebf 100644 --- a/sound/spi/at73c213.c +++ b/sound/spi/at73c213.c @@ -242,13 +242,7 @@ static int snd_at73c213_pcm_hw_params(struct snd_pcm_substream *substream, val = SSC_BFINS(TFMR_DATNB, channels - 1, val); ssc_writel(chip->ssc->regs, TFMR, val); - return snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); -} - -static int snd_at73c213_pcm_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); + return 0; } static int snd_at73c213_pcm_prepare(struct snd_pcm_substream *substream) @@ -324,7 +318,6 @@ static const struct snd_pcm_ops at73c213_playback_ops = { .close = snd_at73c213_pcm_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = snd_at73c213_pcm_hw_params, - .hw_free = snd_at73c213_pcm_hw_free, .prepare = snd_at73c213_pcm_prepare, .trigger = snd_at73c213_pcm_trigger, .pointer = snd_at73c213_pcm_pointer, @@ -347,7 +340,7 @@ static int snd_at73c213_pcm_new(struct snd_at73c213 *chip, int device) snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &at73c213_playback_ops); - snd_pcm_lib_preallocate_pages_for_all(chip->pcm, + snd_pcm_set_managed_buffer_all(chip->pcm, SNDRV_DMA_TYPE_DEV, &chip->ssc->pdev->dev, 64 * 1024, 64 * 1024); out: |