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swiotlb: remove unnecessary swiotlb_sync_single_range_*

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swiotlb_sync_single_range_for_cpu and swiotlb_sync_single_range_for_device
are unnecessary because swiotlb_sync_single_for_cpu and
swiotlb_sync_single_for_device can be used instead.

Signed-off-by: FUJITA Tomonori <[email protected]>
Reviewed-by: Konrad Rzeszutek Wilk <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
FUJITA Tomonori 2010-05-26 14:44:18 -07:00 • committed by Linus Torvalds
commit 38388301b7
2 changed files with 0 additions and 41 deletions
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31
lib/swiotlb.c
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@ -756,37 +756,6 @@ swiotlb_sync_single_for_device(struct device *hwdev, dma_addr_t dev_addr,
}
EXPORT_SYMBOL(swiotlb_sync_single_for_device);
/*
* Same as above, but for a sub-range of the mapping.
*/
static void
swiotlb_sync_single_range(struct device *hwdev, dma_addr_t dev_addr,
unsigned long offset, size_t size,
int dir, int target)
{
swiotlb_sync_single(hwdev, dev_addr + offset, size, dir, target);
}
void
swiotlb_sync_single_range_for_cpu(struct device *hwdev, dma_addr_t dev_addr,
unsigned long offset, size_t size,
enum dma_data_direction dir)
{
swiotlb_sync_single_range(hwdev, dev_addr, offset, size, dir,
SYNC_FOR_CPU);
}
EXPORT_SYMBOL_GPL(swiotlb_sync_single_range_for_cpu);
void
swiotlb_sync_single_range_for_device(struct device *hwdev, dma_addr_t dev_addr,
unsigned long offset, size_t size,
enum dma_data_direction dir)
{
swiotlb_sync_single_range(hwdev, dev_addr, offset, size, dir,
SYNC_FOR_DEVICE);
}
EXPORT_SYMBOL_GPL(swiotlb_sync_single_range_for_device);
/*
* Map a set of buffers described by scatterlist in streaming mode for DMA.
* This is the scatter-gather version of the above swiotlb_map_page