diff options
| author |   Takashi Iwai <tiwai@suse.de> | 2019-12-09 10:48:41 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-12-11 07:24:59 +0100 |
| commit | 7641d549b13bbb1dcc6c7759c010c1ca288c90be (patch) | |
| tree | a8bd4d2cdff2516a27f0efdcbb4a171bc3a3434f /sound/firewire/motu/motu-pcm.c | |
| parent | ALSA: vx: Use managed buffer allocation (diff) | |
| download | wireguard-linux-7641d549b13bbb1dcc6c7759c010c1ca288c90be.tar.xz wireguard-linux-7641d549b13bbb1dcc6c7759c010c1ca288c90be.zip | |
ALSA: firewire: 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.
Acked-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20191209192422.23902-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire/motu/motu-pcm.c')
| -rw-r--r-- | sound/firewire/motu/motu-pcm.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/sound/firewire/motu/motu-pcm.c b/sound/firewire/motu/motu-pcm.c index 005970931030..931978eb30c9 100644 --- a/sound/firewire/motu/motu-pcm.c +++ b/sound/firewire/motu/motu-pcm.c @@ -212,11 +212,7 @@ static int pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *hw_params) { struct snd_motu *motu = substream->private_data; - int err; - - err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); - if (err < 0) - return err; + int err = 0; if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) { unsigned int rate = params_rate(hw_params); @@ -247,7 +243,7 @@ static int pcm_hw_free(struct snd_pcm_substream *substream) mutex_unlock(&motu->mutex); - return snd_pcm_lib_free_pages(substream); + return 0; } static int capture_prepare(struct snd_pcm_substream *substream) @@ -374,8 +370,7 @@ int snd_motu_create_pcm_devices(struct snd_motu *motu) snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &capture_ops); snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &playback_ops); - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_VMALLOC, - NULL, 0, 0); + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_VMALLOC, NULL, 0, 0); return 0; } |