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Commit 0efbb57e authored by Becky Bruce's avatar Becky Bruce Committed by Paul Mackerras
Browse files

powerpc: Fix !CONFIG_PPC_NEED_DMA_SYNC_OPS build warning 



Change #define stubs of dma_sync ops to be empty static inlines
to avoid build warning.

Signed-off-by: default avatarBecky Bruce <beckyb@kernel.crashing.org>
Acked-by: default avatarStephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 46d01492

arch/powerpc/include/asm/dma-mapping.h

+35 −6
Original line number Diff line number Diff line
@@ -363,12 +363,41 @@ static inline void dma_sync_single_range_for_device(struct device *dev, 
					      size, direction);

}

#else /* CONFIG_PPC_NEED_DMA_SYNC_OPS */

#define dma_sync_single_for_cpu(d, h, s, dir) ((void)0)

#define dma_sync_single_for_device(d, h, s, dir) ((void)0)

#define dma_sync_single_range_for_cpu(d, h, o, s, dir) ((void)0)

#define dma_sync_single_range_for_device(d, h, o, s, dir) ((void)0)

#define dma_sync_sg_for_cpu(d, s, n, dir) ((void)0)

#define dma_sync_sg_for_device(d, s, n, dir) ((void)0)

static inline void dma_sync_single_for_cpu(struct device *dev,

		dma_addr_t dma_handle, size_t size,

		enum dma_data_direction direction)

{

}



static inline void dma_sync_single_for_device(struct device *dev,

		dma_addr_t dma_handle, size_t size,

		enum dma_data_direction direction)

{

}



static inline void dma_sync_sg_for_cpu(struct device *dev,

		struct scatterlist *sgl, int nents,

		enum dma_data_direction direction)

{

}



static inline void dma_sync_sg_for_device(struct device *dev,

		struct scatterlist *sgl, int nents,

		enum dma_data_direction direction)

{

}



static inline void dma_sync_single_range_for_cpu(struct device *dev,

		dma_addr_t dma_handle, unsigned long offset, size_t size,

		enum dma_data_direction direction)

{

}



static inline void dma_sync_single_range_for_device(struct device *dev,

		dma_addr_t dma_handle, unsigned long offset, size_t size,

		enum dma_data_direction direction)

{

}

#endif



static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)