Commits
Marek Szyprowski committed 512bd0c6cce
iommu/exynos: Don't read version register on every tlb operation This patch removes reading of REG_MMU_VERSION register on every tlb operation and caches SYSMMU version in driver's internal data. 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>