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[ARM] dma: Reduce to one dma_sync_sg_* implementation

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Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King
2008-09-25 21:38:41 +01:00
committed by Russell King
parent 01135d92c1
commit 2638b4dbe7
3 changed files with 31 additions and 38 deletions
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11
arch/arm/include/asm/dma-mapping.h
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@ -410,6 +410,17 @@ extern void dmabounce_unregister_dev(struct device *);
*
*/
extern int dma_needs_bounce(struct device*, dma_addr_t, size_t);
/*
* Private functions
*/
int dmabounce_sync_for_cpu(struct device *, dma_addr_t, unsigned long,
size_t, enum dma_data_direction);
int dmabounce_sync_for_device(struct device *, dma_addr_t, unsigned long,
size_t, enum dma_data_direction);
#else
#define dmabounce_sync_for_cpu(dev,dma,off,sz,dir) (1)
#define dmabounce_sync_for_device(dev,dma,off,sz,dir) (1)
#endif /* CONFIG_DMABOUNCE */
#endif /* __KERNEL__ */