#define _X8664_DMA_MAPPING_H 1
extern dma_addr_t bad_dma_address;
-extern const struct dma_mapping_ops* dma_ops;
extern int iommu_merge;
static inline int dma_mapping_error(dma_addr_t dma_addr)
extern void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
dma_addr_t dma_handle);
-static inline dma_addr_t
-dma_map_single(struct device *hwdev, void *ptr, size_t size,
- int direction)
-{
- BUG_ON(!valid_dma_direction(direction));
- return dma_ops->map_single(hwdev, ptr, size, direction);
-}
-
-static inline void
-dma_unmap_single(struct device *dev, dma_addr_t addr,size_t size,
- int direction)
-{
- BUG_ON(!valid_dma_direction(direction));
- dma_ops->unmap_single(dev, addr, size, direction);
-}
-
#define dma_map_page(dev,page,offset,size,dir) \
dma_map_single((dev), page_address(page)+(offset), (size), (dir))