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(parent: 1f17804) | patch
common: DMA-mapping: add NON-CONSISTENT attribute
authorMarek Szyprowski <m.szyprowski@samsung.com>
Wed, 28 Mar 2012 05:55:56 +0000 (07:55 +0200)
committerGrazvydas Ignotas <notasas@gmail.com>
Tue, 26 Feb 2013 17:51:03 +0000 (19:51 +0200)
commit277334dafe39fca289c2e131c537a05242e13a34
tree9398fdc7467f0b738bff044919ed650b6a981498tree | snapshot
parent1f17804d368a3735700a32850cfb35b56794c186commit | diff
common: DMA-mapping: add NON-CONSISTENT attribute

DMA_ATTR_NON_CONSISTENT lets the platform to choose to return either
consistent or non-consistent memory as it sees fit.  By using this API,
you are guaranteeing to the platform that you have all the correct and
necessary sync points for this memory in the driver.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Documentation/DMA-attributes.txt diff | blob | history
include/linux/dma-attrs.h diff | blob | history
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