iommu/exynos: Add system suspend/resume support

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When system goes into suspend state, iommu should save it's state and
restore after system resume. This is handled by 'late' pm ops to ensure
that sysmmu will be suspended after its master devices and restored
before them.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Tested-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Marek Szyprowski 2015-05-19 15:20:35 +02:00 • committed by Joerg Roedel

parent ce70ca562b

commit 622015e407

1 changed files with 31 additions and 0 deletions

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drivers/iommu/exynos-iommu.c

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