diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h index 653076018df08d3b4aead0d755eb8eac4dbf3912..87ced133a363d56172f16fa3f4642b4523d139c8 100644 --- a/arch/sh/include/asm/dma-mapping.h +++ b/arch/sh/include/asm/dma-mapping.h @@ -41,7 +41,12 @@ void dma_cache_sync(struct device *dev, void *vaddr, size_t size, #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) + +#ifdef CONFIG_DMA_COHERENT #define dma_is_consistent(d, h) (1) +#else +#define dma_is_consistent(d, h) (0) +#endif static inline int dma_get_cache_alignment(void) {