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authorTakashi Iwai <tiwai@suse.de>2019-12-09 12:49:32 +0300
committerTakashi Iwai <tiwai@suse.de>2019-12-11 09:25:20 +0300
commit403d026c43763241e0d44086cdce3df4706c9454 (patch)
tree27824e354e6bded5a284096799c5449b2bb7745c /sound/sh
parent377d870e5456ba202dacaf9b730fe68d369f7099 (diff)
downloadlinux-403d026c43763241e0d44086cdce3df4706c9454.tar.xz
ALSA: aica: 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 got dropped. Link: https://lore.kernel.org/r/20191209094943.14984-61-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/sh')
-rw-r--r--sound/sh/aica.c29
1 files changed, 5 insertions, 24 deletions
diff --git a/sound/sh/aica.c b/sound/sh/aica.c
index bf1fb0d8a930..8ff88d71439e 100644
--- a/sound/sh/aica.c
+++ b/sound/sh/aica.c
@@ -363,23 +363,6 @@ static int snd_aicapcm_pcm_close(struct snd_pcm_substream
return 0;
}
-static int snd_aicapcm_pcm_hw_free(struct snd_pcm_substream
- *substream)
-{
- /* Free the DMA buffer */
- return snd_pcm_lib_free_pages(substream);
-}
-
-static int snd_aicapcm_pcm_hw_params(struct snd_pcm_substream
- *substream, struct snd_pcm_hw_params
- *hw_params)
-{
- /* Allocate a DMA buffer using ALSA built-ins */
- return
- snd_pcm_lib_malloc_pages(substream,
- params_buffer_bytes(hw_params));
-}
-
static int snd_aicapcm_pcm_prepare(struct snd_pcm_substream
*substream)
{
@@ -417,8 +400,6 @@ static const struct snd_pcm_ops snd_aicapcm_playback_ops = {
.open = snd_aicapcm_pcm_open,
.close = snd_aicapcm_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_aicapcm_pcm_hw_params,
- .hw_free = snd_aicapcm_pcm_hw_free,
.prepare = snd_aicapcm_pcm_prepare,
.trigger = snd_aicapcm_pcm_trigger,
.pointer = snd_aicapcm_pcm_pointer,
@@ -441,11 +422,11 @@ static int __init snd_aicapcmchip(struct snd_card_aica
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
&snd_aicapcm_playback_ops);
/* Allocate the DMA buffers */
- snd_pcm_lib_preallocate_pages_for_all(pcm,
- SNDRV_DMA_TYPE_CONTINUOUS,
- NULL,
- AICA_BUFFER_SIZE,
- AICA_BUFFER_SIZE);
+ snd_pcm_set_managed_buffer_all(pcm,
+ SNDRV_DMA_TYPE_CONTINUOUS,
+ NULL,
+ AICA_BUFFER_SIZE,
+ AICA_BUFFER_SIZE);
return 0;
}