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#ifndef _ALPHA_DMA_MAPPING_H #define _ALPHA_DMA_MAPPING_H #include <linux/dma-attrs.h> extern struct dma_map_ops *dma_ops; static inline struct dma_map_ops *get_dma_ops(struct device *dev) { return dma_ops; } #include <asm-generic/dma-mapping-common.h> #define dma_alloc_coherent(d,s,h,f) dma_alloc_attrs(d,s,h,f,NULL) static inline void *dma_alloc_attrs(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, struct dma_attrs *attrs) { return get_dma_ops(dev)->alloc(dev, size, dma_handle, gfp, attrs); } #define dma_free_coherent(d,s,c,h) dma_free_attrs(d,s,c,h,NULL) static inline void dma_free_attrs(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, struct dma_attrs *attrs) { get_dma_ops(dev)->free(dev, size, vaddr, dma_handle, attrs); } static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) { return get_dma_ops(dev)->mapping_error(dev, dma_addr); } static inline int dma_supported(struct device *dev, u64 mask) { return get_dma_ops(dev)->dma_supported(dev, mask); } static inline int dma_set_mask(struct device *dev, u64 mask) { return get_dma_ops(dev)->set_dma_mask(dev, mask); } #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) #define dma_cache_sync(dev, va, size, dir) ((void)0) #endif /* _ALPHA_DMA_MAPPING_H */