diff options
| -rw-r--r-- | drivers/pci/intel-iommu.c | 2 | ||||
| -rw-r--r-- | include/linux/iommu.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index c9171be74564..6a5af18faf68 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -3698,6 +3698,8 @@ static int intel_iommu_domain_has_cap(struct iommu_domain *domain, if (cap == IOMMU_CAP_CACHE_COHERENCY) return dmar_domain->iommu_snooping; + if (cap == IOMMU_CAP_INTR_REMAP) + return intr_remapping_enabled; return 0; } diff --git a/include/linux/iommu.h b/include/linux/iommu.h index be22ad83689c..0a2ba4098996 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -30,6 +30,7 @@ struct iommu_domain { }; #define IOMMU_CAP_CACHE_COHERENCY 0x1 +#define IOMMU_CAP_INTR_REMAP 0x2 /* isolates device intrs */ struct iommu_ops { int (*domain_init)(struct iommu_domain *domain); |