iommu/exynos: Add missing cache flush for removed page table entries
iommu/exynos: Add missing cache flush for removed page table entries

This commit adds cache flush for removed small and large page entries
in exynos_iommu_unmap(). Missing cache flush of removed page table
entries can cause missing page fault interrupt when a master IP
accesses an unmapped area.

Reviewed-by: Tomasz Figa <c4885e520559c7b5b4fe1e9e188b924d2debd35e@samsung.com>
Tested-by: Grant Grundler <fd58b8293aeebb072b32124aef6e8da71dd5739c@chromium.org>
Signed-off-by: Cho KyongHo <85e547a6ca510a81af12a94f261b0997900ebcc5@samsung.com>
Signed-off-by: Shaik Ameer Basha <57f3c37e72dda297269d292f60a09ec108b4c316@samsung.com>
Signed-off-by: Joerg Roedel <61aff96566804ea1da8a65de5bcc892ce07caceb@suse.de>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs