mirror of https://gitee.com/openkylin/linux.git
26 lines
713 B
C
26 lines
713 B
C
#ifndef __ASM_SH_DMA_MAPPING_H
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#define __ASM_SH_DMA_MAPPING_H
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extern struct dma_map_ops *dma_ops;
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extern void no_iommu_init(void);
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static inline struct dma_map_ops *get_dma_ops(struct device *dev)
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{
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return dma_ops;
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}
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#define DMA_ERROR_CODE 0
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void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
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enum dma_data_direction dir);
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/* arch/sh/mm/consistent.c */
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extern void *dma_generic_alloc_coherent(struct device *dev, size_t size,
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dma_addr_t *dma_addr, gfp_t flag,
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struct dma_attrs *attrs);
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extern void dma_generic_free_coherent(struct device *dev, size_t size,
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void *vaddr, dma_addr_t dma_handle,
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struct dma_attrs *attrs);
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#endif /* __ASM_SH_DMA_MAPPING_H */
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