[PATCH v2 12/22] iommu/tegra: smmu: Select ARM_DMA_USE_IOMMU in Kconfig
Hiroshi Doyu
hdoyu at nvidia.com
Fri Jul 5 06:44:47 EDT 2013
SMMU expects ARM_DMA_USE_IOMMU to be enabled to use DMA mapping API by
default.
Signed-off-by: Hiroshi Doyu <hdoyu at nvidia.com>
---
drivers/iommu/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index 820d85c..cd9318b 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -160,6 +160,7 @@ 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
--
1.7.9.5
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