static int pdacf_pcm_hw_params(struct snd_pcm_substream *subs,
struct snd_pcm_hw_params *hw_params)
{
- return snd_pcm_lib_alloc_vmalloc_32_buffer
- (subs, params_buffer_bytes(hw_params));
+ return snd_pcm_lib_malloc_pages(subs, params_buffer_bytes(hw_params));
}
/*
*/
static int pdacf_pcm_hw_free(struct snd_pcm_substream *subs)
{
- return snd_pcm_lib_free_vmalloc_buffer(subs);
+ return snd_pcm_lib_free_pages(subs);
}
/*
.prepare = pdacf_pcm_prepare,
.trigger = pdacf_pcm_trigger,
.pointer = pdacf_pcm_capture_pointer,
- .page = snd_pcm_lib_get_vmalloc_page,
};
return err;
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &pdacf_pcm_capture_ops);
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_VMALLOC,
+ snd_dma_continuous_data(GFP_KERNEL | GFP_DMA32),
+ 0, 0);
pcm->private_data = chip;
pcm->info_flags = 0;