int vio_enable_interrupts(struct vio_dev *dev);
int vio_disable_interrupts(struct vio_dev *dev);
-dma_addr_t vio_map_single(struct vio_dev *dev, void *vaddr,
- size_t size, enum dma_data_direction direction);
-void vio_unmap_single(struct vio_dev *dev, dma_addr_t dma_handle,
- size_t size, enum dma_data_direction direction);
-int vio_map_sg(struct vio_dev *vdev, struct scatterlist *sglist,
- int nelems, enum dma_data_direction direction);
-void vio_unmap_sg(struct vio_dev *vdev, struct scatterlist *sglist,
- int nelems, enum dma_data_direction direction);
-void *vio_alloc_consistent(struct vio_dev *dev, size_t size,
- dma_addr_t *dma_handle);
-void vio_free_consistent(struct vio_dev *dev, size_t size, void *vaddr,
- dma_addr_t dma_handle);
-
-static inline int vio_dma_supported(struct vio_dev *hwdev, u64 mask)
-{
- return 1;
-}
-
-#define vio_map_page(dev, page, off, size, dir) \
- vio_map_single(dev, (page_address(page) + (off)), size, dir)
-#define vio_unmap_page(dev,addr,sz,dir) vio_unmap_single(dev,addr,sz,dir)
-
-static inline int vio_set_dma_mask(struct vio_dev *dev, u64 mask)
-{
- return -EIO;
-}
+extern struct dma_mapping_ops vio_dma_ops;
extern struct bus_type vio_bus_type;