On 20.03.2017 10:17, Marek Szyprowski wrote: > For some unknown reasons, in some cases, FLPD cache invalidation doesn't > work properly with SYSMMU v5 controllers found in Exynos5433 SoCs. This > can be observed by a firmware crash during initialization phase of MFC > video decoder available in the mentioned SoCs when IOMMU support is > enabled. To workaround this issue perform a full TLB/FLPD invalidation > in case of replacing any first level page descriptors in case of SYSMMU v5.
It fixes also crashes of MFC encoder on Exynos5433. For both patches: Tested-by: Andrzej Hajda <a.ha...@samsung.com> Regards Andrzej _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
