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x86: move dma_coherent functions to pci-dma.c

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They are placed in an ifdef, since they are i386 specific
the structure definition goes to dma-mapping.h.

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 2008-04-08 13:20:57 -03:00 • committed by Ingo Molnar
parent fae9a0d8ca
commit 8e8edc6401
3 changed files with 89 additions and 85 deletions
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8
include/asm-x86/dma-mapping.h
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@ -215,6 +215,14 @@ static inline int dma_get_cache_alignment(void)
#ifdef CONFIG_X86_32
# define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY
struct dma_coherent_mem {
void *virt_base;
u32 device_base;
int size;
int flags;
unsigned long *bitmap;
};
extern int
dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
dma_addr_t device_addr, size_t size, int flags);