SNDRV_DMA_TYPE_DEV   53 include/sound/memalloc.h #define SNDRV_DMA_TYPE_DEV_SG	SNDRV_DMA_TYPE_DEV /* no SG-buf support */
SNDRV_DMA_TYPE_DEV   58 include/sound/memalloc.h #define SNDRV_DMA_TYPE_DEV_IRAM	SNDRV_DMA_TYPE_DEV