diff options
| author | Takashi Iwai | 2019-12-09 10:49:32 +0100 |
|---|---|---|
| committer | Takashi Iwai | 2019-12-11 07:25:20 +0100 |
| commit | 403d026c43763241e0d44086cdce3df4706c9454 (patch) | |
| tree | 27824e354e6bded5a284096799c5449b2bb7745c | |
| parent | 377d870e5456ba202dacaf9b730fe68d369f7099 (diff) | |
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>
| -rw-r--r-- | sound/sh/aica.c | 29 |
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; } |