omap iommu: Reject unaligned addresses at setting page table entry

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This rejects unaligned device virtual address('da') and physical
address('pa') and informs error to caller when a page table entry is
set. Otherwise, a wrong address can be used by IO device.

Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
Cc: Hari Kanigeri <h-kanigeri2@ti.com>

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Hiroshi DOYU 2010-05-06 18:24:04 +03:00

parent e0a42e4fcb

commit 4abb761749

1 changed files with 18 additions and 0 deletions

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arch/arm/plat-omap/iommu.c

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