dma-mapping: Provide write-combine allocations

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Provide an implementation for dma_{alloc,free,mmap}_writecombine() when
the architecture supports DMA attributes.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

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Thierry Reding 2014-06-27 11:56:58 +02:00 • committed by Marek Szyprowski

parent 90114d65fe

commit b4bbb107d7

3 changed files with 26 additions and 24 deletions

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8

include/asm-generic/dma-mapping-common.h

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26

include/linux/dma-mapping.h

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