#ifndef __ASM_SH_DMA_MAPPING_H #define __ASM_SH_DMA_MAPPING_H extern struct dma_map_ops *dma_ops; extern void no_iommu_init(void); static inline struct dma_map_ops *get_dma_ops(struct device *dev) { return dma_ops; } #define DMA_ERROR_CODE 0 void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction dir); /* arch/sh/mm/consistent.c */ extern void *dma_generic_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addr, gfp_t flag, struct dma_attrs *attrs); extern void dma_generic_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle, struct dma_attrs *attrs); #endif /* __ASM_SH_DMA_MAPPING_H */