diff options
| author | Marc Zyngier <marc.zyngier@arm.com> | 2015-10-13 19:32:30 +0200 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2015-10-15 17:29:58 +0200 |
| commit | 166bdbd23161160f2abcea70621adba179050bee (patch) | |
| tree | 005d9a3aecc7adac3a4b2b40123ecc98a55e41fe /drivers/iommu/Kconfig | |
| parent | iommu/arm-smmu: Remove redundant calculation of gr0 base address (diff) | |
| download | linux-166bdbd23161160f2abcea70621adba179050bee.tar.xz linux-166bdbd23161160f2abcea70621adba179050bee.zip | |
iommu/arm-smmu: Add support for MSI on SMMUv3
Despite being a platform device, the SMMUv3 is capable of signaling
interrupts using MSIs. Hook it into the platform MSI framework and
enjoy faults being reported in a new and exciting way.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
[will: tidied up the binding example and reworked most of the code]
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'drivers/iommu/Kconfig')
| -rw-r--r-- | drivers/iommu/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index d9da766719c8..cc2dfa572d07 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -362,6 +362,7 @@ config ARM_SMMU_V3 depends on ARM64 && PCI select IOMMU_API select IOMMU_IO_PGTABLE_LPAE + select GENERIC_MSI_IRQ_DOMAIN help Support for implementations of the ARM System MMU architecture version 3 providing translation support to a PCIe root complex. |