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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2008-09-19 02:02:05 +0900
committerIngo Molnar <mingo@elte.hu>2008-09-19 10:20:41 +0200
commit07a2c01a0c2a0cb4581a67d50d4f17cb4d2457c4 (patch)
tree2c01e2ee314cf62e5a96cf7c6bde49a377a446df /lib
parentf6a32a36ab96016675cd414802904feb288d7899 (diff)
downloadconfigs-07a2c01a0c2a0cb4581a67d50d4f17cb4d2457c4.tar.gz
convert swiotlb to use dma_get_mask
swiotlb can use dma_get_mask() instead of the homegrown function. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Cc: tony.luck@intel.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib')
-rw-r--r--lib/swiotlb.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 240a67c2c97..f8eebd48914 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -276,11 +276,7 @@ cleanup1:
static int
address_needs_mapping(struct device *hwdev, dma_addr_t addr, size_t size)
{
- dma_addr_t mask = 0xffffffff;
- /* If the device has a mask, use it, otherwise default to 32 bits */
- if (hwdev && hwdev->dma_mask)
- mask = *hwdev->dma_mask;
- return !is_buffer_dma_capable(mask, addr, size);
+ return !is_buffer_dma_capable(dma_get_mask(hwdev), addr, size);
}
static int is_swiotlb_buffer(char *addr)