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| author | Takashi Iwai <tiwai@suse.de> | 2019-12-10 15:13:54 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-10 15:42:41 +0100 |
| commit | 3ad10e575451cda0abc5498b614cbcdc10517ec9 (patch) | |
| tree | ce0fdc0e0ac54cec10675debf7ceaa3d15c1d9bb /drivers/staging/vc04_services | |
| parent | 7e6d24d9bca792fed090d7c1069bc16e4b04413c (diff) | |
| download | linux-3ad10e575451cda0abc5498b614cbcdc10517ec9.tar.gz linux-3ad10e575451cda0abc5498b614cbcdc10517ec9.tar.bz2 linux-3ad10e575451cda0abc5498b614cbcdc10517ec9.zip | |
staging: bcm2835-audio: Use managed buffer allocation
Clean up the driver with the new managed buffer allocation API.
The hw_params and hw_free callbacks became superfluous and dropped.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20191210141356.18074-3-tiwai@suse.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/vc04_services')
| -rw-r--r-- | drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c index 826016c3431a..97726b190bc5 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c @@ -193,17 +193,6 @@ static int snd_bcm2835_playback_close(struct snd_pcm_substream *substream) return 0; } -static int snd_bcm2835_pcm_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params)); -} - -static int snd_bcm2835_pcm_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - static int snd_bcm2835_pcm_prepare(struct snd_pcm_substream *substream) { struct bcm2835_chip *chip = snd_pcm_substream_chip(substream); @@ -317,8 +306,6 @@ static const struct snd_pcm_ops snd_bcm2835_playback_ops = { .open = snd_bcm2835_playback_open, .close = snd_bcm2835_playback_close, .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_bcm2835_pcm_hw_params, - .hw_free = snd_bcm2835_pcm_hw_free, .prepare = snd_bcm2835_pcm_prepare, .trigger = snd_bcm2835_pcm_trigger, .pointer = snd_bcm2835_pcm_pointer, @@ -329,8 +316,6 @@ static const struct snd_pcm_ops snd_bcm2835_playback_spdif_ops = { .open = snd_bcm2835_playback_spdif_open, .close = snd_bcm2835_playback_close, .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_bcm2835_pcm_hw_params, - .hw_free = snd_bcm2835_pcm_hw_free, .prepare = snd_bcm2835_pcm_prepare, .trigger = snd_bcm2835_pcm_trigger, .pointer = snd_bcm2835_pcm_pointer, @@ -362,7 +347,7 @@ int snd_bcm2835_new_pcm(struct bcm2835_chip *chip, const char *name, spdif ? &snd_bcm2835_playback_spdif_ops : &snd_bcm2835_playback_ops); - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, chip->card->dev, 128 * 1024, 128 * 1024); if (spdif) |