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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2009-07-10 10:05:01 +0900
committerFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2009-07-28 14:19:20 +0900
commit8d4f5339d1ee4027c07e6b2a1cfa9dc41b0d383b (patch)
treeaeb86783e2c32a77b7dfe64cd0936e704338b2da /lib
parent8f2502fd8157632909ff335a3c628e7caeec5e03 (diff)
x86, IA64, powerpc: add phys_to_dma() and dma_to_phys()
This adds two functions, phys_to_dma() and dma_to_phys() to x86, IA64 and powerpc. swiotlb uses them. phys_to_dma() converts a physical address to a dma address. dma_to_phys() does the opposite. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Becky Bruce <beckyb@kernel.crashing.org>
Diffstat (limited to 'lib')
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