For IOMMU to use on Exynos platforms, we need to enable ARM_DMA_USE_IOMMU. It would be better to select it by default when EXYNOS_IOMMU is enabled.
Signed-off-by: Tushar Behera <[email protected]> --- drivers/iommu/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index d260605..54f3ad1a 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -180,6 +180,7 @@ config EXYNOS_IOMMU bool "Exynos IOMMU Support" depends on ARCH_EXYNOS select IOMMU_API + select ARM_DMA_USE_IOMMU help Support for the IOMMU (System MMU) of Samsung Exynos application processor family. This enables H/W multimedia accelerators to see -- 1.7.9.5 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
