diff options
| author | Takashi Iwai <tiwai@suse.de> | 2019-12-09 10:49:19 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2019-12-11 07:25:15 +0100 |
| commit | c6312f3926d77d9f5e8aaf1fc5dc7eca6b42f131 (patch) | |
| tree | 1f5c9a60593697f4acd610a6cfcab31b9446ef71 | |
| parent | e485e5386d3df5f76ef2f81a09361309314da558 (diff) | |
ALSA: mixart: 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/20191209094943.14984-48-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
| -rw-r--r-- | sound/pci/mixart/mixart.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c index 674d37ec96b3..79a57f3761c5 100644 --- a/sound/pci/mixart/mixart.c +++ b/sound/pci/mixart/mixart.c @@ -624,10 +624,7 @@ static int snd_mixart_hw_params(struct snd_pcm_substream *subs, return err; } - /* allocate buffer */ - err = snd_pcm_lib_malloc_pages(subs, params_buffer_bytes(hw)); - - if (err > 0) { + if (subs->runtime->buffer_changed) { struct mixart_bufferinfo *bufferinfo; int i = (chip->chip_idx * MIXART_MAX_STREAM_PER_CARD) + (stream->pcm_number * (MIXART_PLAYBACK_STREAMS+MIXART_CAPTURE_STREAMS)) + subs->number; if( subs->stream == SNDRV_PCM_STREAM_CAPTURE ) { @@ -647,13 +644,12 @@ static int snd_mixart_hw_params(struct snd_pcm_substream *subs, } mutex_unlock(&mgr->setup_mutex); - return err; + return 0; } static int snd_mixart_hw_free(struct snd_pcm_substream *subs) { struct snd_mixart *chip = snd_pcm_substream_chip(subs); - snd_pcm_lib_free_pages(subs); mixart_sync_nonblock_events(chip->mgr); return 0; } @@ -947,9 +943,9 @@ static void preallocate_buffers(struct snd_mixart *chip, struct snd_pcm *pcm) (chip->chip_idx + 1) << 24; } #endif - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, - &chip->mgr->pci->dev, - 32*1024, 32*1024); + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, + &chip->mgr->pci->dev, + 32*1024, 32*1024); } /* |