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x86: move ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY to dma-mapping.h

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define it conditionally to i386.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Glauber Costa 2008-03-25 18:36:38 -03:00 committed by Ingo Molnar
parent c786df08f6
commit ae17a63b09
2 changed files with 14 additions and 12 deletions
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14
include/asm-x86/dma-mapping.h
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@ -204,4 +204,18 @@ dma_cache_sync(struct device *dev, void *vaddr, size_t size,
{
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

12
include/asm-x86/dma-mapping_32.h
View File

@ -20,16 +20,4 @@ dma_get_cache_alignment(void)
#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