SMMU expects ARM_DMA_USE_IOMMU to be enabled to use DMA mapping API by default.
Signed-off-by: Hiroshi Doyu <[email protected]> --- drivers/iommu/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index fe302e3..bf03cd5 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -170,6 +170,7 @@ config TEGRA_IOMMU_SMMU bool "Tegra SMMU IOMMU Support" depends on ARCH_TEGRA && TEGRA_AHB select IOMMU_API + select ARM_DMA_USE_IOMMU help Enables support for remapping discontiguous physical memory shared with the operating system into contiguous I/O virtual -- 1.8.1.5 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
