Commit e2d07064 authored Aug 18, 2015 by Naveen Ramaraj Committed by Jeevan Shriram Nov 23, 2015

dma-mapping: Exclude remap functions when arch does not use DMA



The commit 'a106f65b("dma-mapping: Add dma_remap functions")' is
defined remap functions for ARM arch only, so it will break other
architecture compilation.

So remap functions are excluded, if arch is not using DMA.

Change-Id: Id39fcbac74f30a0ab1b3ce0c780460017ea189e5
Signed-off-by: Naveen Ramaraj <nramaraj@codeaurora.org>
Signed-off-by: Lingutla Chandrasekhar <clingutla@codeaurora.org>
Signed-off-by: Jeevan Shriram <jshriram@codeaurora.org>

parent e5cb9812

include/linux/dma-mapping.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -87,6 +87,8 @@ static inline int is_device_dma_capable(struct device *dev)
		#else
		#include <asm-generic/dma-mapping-broken.h>
		#endif

		#ifndef CONFIG_NO_DMA
		static inline void dma_remap(struct device dev, void *cpu_addr,
		dma_addr_t dma_handle, size_t size, struct dma_attrs *attrs)
		{
		@@ -117,6 +119,7 @@ static inline void dma_unremap(struct device dev, void remapped_addr,

		return ops->unremap(dev, remapped_addr, size);
		}
		#endif


		static inline u64 dma_get_mask(struct device *dev)