* @len: Length of the data to be copied (number of bytes).
* @return zero on success, or -ve error code.
*/
- int (*transfer)(struct udevice *dev, int direction, void *dst,
- void *src, size_t len);
+ int (*transfer)(struct udevice *dev, int direction, dma_addr_t dst,
+ dma_addr_t src, size_t len);
};
#endif /* _DMA_UCLASS_H */