[SPARC64]: Fill in gaps in non-PCI dma_*() NOP implementation. (f04dbac2) · Commits · e / devices / android_kernel_oneplus_sm8150

include/asm-sparc64/dma-mapping.h

+83 −0

Original line number	Diff line number	Diff line
		@@ -162,6 +162,22 @@ dma_mapping_error(dma_addr_t dma_addr)
		#else

		struct device;
		struct page;
		struct scatterlist;

		static inline int
		dma_supported(struct device *dev, u64 mask)
		{
		BUG();
		return 0;
		}

		static inline int
		dma_set_mask(struct device *dev, u64 dma_mask)
		{
		BUG();
		return 0;
		}

		static inline void dma_alloc_coherent(struct device dev, size_t size,
		dma_addr_t *dma_handle, gfp_t flag)
		@@ -176,6 +192,52 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
		BUG();
		}

		static inline dma_addr_t
		dma_map_single(struct device dev, void cpu_addr, size_t size,
		enum dma_data_direction direction)
		{
		BUG();
		return 0;
		}

		static inline void
		dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size,
		enum dma_data_direction direction)
		{
		BUG();
		}

		static inline dma_addr_t
		dma_map_page(struct device dev, struct page page,
		unsigned long offset, size_t size,
		enum dma_data_direction direction)
		{
		BUG();
		return 0;
		}

		static inline void
		dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size,
		enum dma_data_direction direction)
		{
		BUG();
		}

		static inline int
		dma_map_sg(struct device dev, struct scatterlist sg, int nents,
		enum dma_data_direction direction)
		{
		BUG();
		return 0;
		}

		static inline void
		dma_unmap_sg(struct device dev, struct scatterlist sg, int nhwentries,
		enum dma_data_direction direction)
		{
		BUG();
		}

		static inline void
		dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size,
		enum dma_data_direction direction)
		@@ -190,6 +252,27 @@ dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t siz
		BUG();
		}

		static inline void
		dma_sync_sg_for_cpu(struct device dev, struct scatterlist sg, int nelems,
		enum dma_data_direction direction)
		{
		BUG();
		}

		static inline void
		dma_sync_sg_for_device(struct device dev, struct scatterlist sg, int nelems,
		enum dma_data_direction direction)
		{
		BUG();
		}

		static inline int
		dma_mapping_error(dma_addr_t dma_addr)
		{
		BUG();
		return 0;
		}

		#endif /* PCI */