From 879fcc6bda6956ce9574421c5f68ebbc794bf06b Mon Sep 17 00:00:00 2001 From: Lu Baolu Date: Thu, 10 Jun 2021 10:00:56 +0800 Subject: 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 Acked-by: Will Deacon 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 --- drivers/iommu/intel/Kconfig | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/iommu') 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. -- cgit v1.2.3