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)
{
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,
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;
}