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| author | Lu Baolu <baolu.lu@linux.intel.com> | 2021-06-10 10:00:56 +0800 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2021-06-10 09:06:12 +0200 |
| commit | 879fcc6bda6956ce9574421c5f68ebbc794bf06b (patch) | |
| tree | 78bdd37a7be445f8c0825ac30ea2b3439aead0ef | |
| parent | 719a19335692083c0f4ebdc6eef65131e7394ac8 (diff) | |
iommu/vt-d: Select PCI_ATS explicitly
The Intel VT-d implementation supports device TLB management. Select
PCI_ATS explicitly so that the pci_ats helpers are always available.
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20210512065313.3441309-1-baolu.lu@linux.intel.com
Link: https://lore.kernel.org/r/20210610020115.1637656-5-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
| -rw-r--r-- | drivers/iommu/intel/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iommu/intel/Kconfig b/drivers/iommu/intel/Kconfig index 28a3d1596c76..7e5b240b801d 100644 --- a/drivers/iommu/intel/Kconfig +++ b/drivers/iommu/intel/Kconfig @@ -14,6 +14,7 @@ config INTEL_IOMMU select SWIOTLB select IOASID select IOMMU_DMA + select PCI_ATS help DMA remapping (DMAR) devices support enables independent address translations for Direct Memory Access (DMA) from devices. |