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- #ifndef _ASM_GENERIC_DMA_MAPPING_H
- #define _ASM_GENERIC_DMA_MAPPING_H
- /* This is used for archs that do not support DMA */
- static inline void *
- dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
- gfp_t flag)
- {
- BUG();
- return NULL;
- }
- static inline void
- dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
- dma_addr_t dma_handle)
- {
- BUG();
- }
- #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)
- #endif /* _ASM_GENERIC_DMA_MAPPING_H */
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