ARM: dmabounce: move decision for bouncing into __dma_map_page()

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Move the decision whether to bounce into __dma_map_page(), before
the check for high pages.  This avoids triggering the high page
check for devices which aren't using dmabounce.  Fix the unmap path
to cope too.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

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Russell King 2011-07-03 22:39:43 +01:00

parent 23bc9873ba

commit dd3641fc3c

1 changed files with 58 additions and 66 deletions

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arch/arm/common/dmabounce.c

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