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Commit ae17a63b authored by Glauber Costa's avatar Glauber Costa Committed by Ingo Molnar
Browse files

x86: move ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY to dma-mapping.h 



define it conditionally to i386.

Signed-off-by: default avatarGlauber Costa <gcosta@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent c786df08

include/asm-x86/dma-mapping.h

+14 −0
Original line number Original line Diff line number Diff line
@@ -204,4 +204,18 @@ dma_cache_sync(struct device *dev, void *vaddr, size_t size, 
{

{

	flush_write_buffers();

	flush_write_buffers();

}

}



#ifdef CONFIG_X86_32

#  define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY

extern int

dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,

			    dma_addr_t device_addr, size_t size, int flags);



extern void

dma_release_declared_memory(struct device *dev);



extern void *

dma_mark_declared_memory_occupied(struct device *dev,

				  dma_addr_t device_addr, size_t size);

#endif /* CONFIG_X86_32 */

#endif
 
#endif

include/asm-x86/dma-mapping_32.h

+0 −12
Original line number Original line Diff line number Diff line
@@ -20,16 +20,4 @@ dma_get_cache_alignment(void) 




#define dma_is_consistent(d, h)	(1)

#define dma_is_consistent(d, h)	(1)





#define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY

extern int

dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,

			    dma_addr_t device_addr, size_t size, int flags);



extern void

dma_release_declared_memory(struct device *dev);



extern void *

dma_mark_declared_memory_occupied(struct device *dev,

				  dma_addr_t device_addr, size_t size);



#endif
 
#endif