snd_dma_alloc_pages_fallback
int snd_dma_alloc_pages_fallback(int type, struct device *dev, size_t size,
EXPORT_SYMBOL(snd_dma_alloc_pages_fallback);
if (snd_dma_alloc_pages_fallback(SNDRV_DMA_TYPE_DEV,
err = snd_dma_alloc_pages_fallback(SNDRV_DMA_TYPE_DEV,