On 2020/3/20 12:32, Jacob Pan wrote:
IOASID code is needed by VT-d scalable mode for PASID allocation.
Add explicit dependency such that IOASID is built-in whenever Intel
IOMMU is enabled.
Otherwise, aux domain code will fail when IOMMU is built-in and IOASID
is compiled as a module.
Signed-off-by: Jacob Pan
Fixes: 59a623374dc38 ("iommu/vt-d: Replace Intel specific PASID
allocator with IOASID")
Acked-by: Lu Baolu
Best regards,
baolu
---
drivers/iommu/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index d2fade984999..25149544d57c 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -188,6 +188,7 @@ config INTEL_IOMMU
select NEED_DMA_MAP_STATE
select DMAR_TABLE
select SWIOTLB
+ select IOASID
help
DMA remapping (DMAR) devices support enables independent address
translations for Direct Memory Access (DMA) from devices.
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