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(parent: c1d0f4f) | patch
iommu/exynos: Block SYSMMU while invalidating FLPD cache
authorMarek Szyprowski <m.szyprowski@samsung.com>
Mon, 20 Mar 2017 09:17:56 +0000 (10:17 +0100)
committerJoerg Roedel <jroedel@suse.de>
Wed, 22 Mar 2017 14:50:32 +0000 (15:50 +0100)
commit487d185a26c11cbcc81301790eb798fc264f424d
tree5a045bfc23009afcb7fcd3e8fa750979ef8caddctree | snapshot
parentc1d0f4f11235005caac3fb3aa748253396a67dc9commit | diff
iommu/exynos: Block SYSMMU while invalidating FLPD cache

Documentation specifies that SYSMMU should be in blocked state while
performing TLB/FLPD cache invalidation, so add needed calls to
sysmmu_block/unblock.

Fixes: ec160ce226d27 ("iommu/exynos: Apply workaround of caching fault page table entries")
CC: stable@vger.kernel.org # v4.10+
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/exynos-iommu.c diff | blob | history
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