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- #ifndef _ASM_SPARC_DMA_MAPPING_H
- #define _ASM_SPARC_DMA_MAPPING_H
- #include <linux/types.h>
- struct device;
- struct scatterlist;
- struct page;
- #define DMA_ERROR_CODE (~(dma_addr_t)0x0)
- extern int dma_supported(struct device *dev, u64 mask);
- extern int dma_set_mask(struct device *dev, u64 dma_mask);
- extern void *dma_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t *dma_handle, gfp_t flag);
- extern void dma_free_coherent(struct device *dev, size_t size,
- void *cpu_addr, dma_addr_t dma_handle);
- extern dma_addr_t dma_map_single(struct device *dev, void *cpu_addr,
- size_t size,
- enum dma_data_direction direction);
- extern void dma_unmap_single(struct device *dev, dma_addr_t dma_addr,
- size_t size,
- enum dma_data_direction direction);
- extern dma_addr_t dma_map_page(struct device *dev, struct page *page,
- unsigned long offset, size_t size,
- enum dma_data_direction direction);
- extern void dma_unmap_page(struct device *dev, dma_addr_t dma_address,
- size_t size, enum dma_data_direction direction);
- extern int dma_map_sg(struct device *dev, struct scatterlist *sg,
- int nents, enum dma_data_direction direction);
- extern void dma_unmap_sg(struct device *dev, struct scatterlist *sg,
- int nents, enum dma_data_direction direction);
- extern void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle,
- size_t size,
- enum dma_data_direction direction);
- extern void dma_sync_single_for_device(struct device *dev,
- dma_addr_t dma_handle,
- size_t size,
- enum dma_data_direction direction);
- extern void dma_sync_single_range_for_cpu(struct device *dev,
- dma_addr_t dma_handle,
- unsigned long offset,
- size_t size,
- enum dma_data_direction direction);
- extern void dma_sync_single_range_for_device(struct device *dev,
- dma_addr_t dma_handle,
- unsigned long offset, size_t size,
- enum dma_data_direction direction);
- extern void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg,
- int nelems, enum dma_data_direction direction);
- extern void dma_sync_sg_for_device(struct device *dev,
- struct scatterlist *sg, int nelems,
- enum dma_data_direction direction);
- extern int dma_mapping_error(struct device *dev, dma_addr_t dma_addr);
- extern int dma_get_cache_alignment(void);
- #define dma_alloc_noncoherent dma_alloc_coherent
- #define dma_free_noncoherent dma_free_coherent
- #endif /* _ASM_SPARC_DMA_MAPPING_H */
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