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-rw-r--r--drivers/base/iommu.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/base/iommu.c b/drivers/base/iommu.c
index c2d1eed90376..9f0e672f4be8 100644
--- a/drivers/base/iommu.c
+++ b/drivers/base/iommu.c
@@ -98,3 +98,10 @@ phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain,
return iommu_ops->iova_to_phys(domain, iova);
}
EXPORT_SYMBOL_GPL(iommu_iova_to_phys);
+
+int iommu_domain_has_cap(struct iommu_domain *domain,
+ unsigned long cap)
+{
+ return iommu_ops->domain_has_cap(domain, cap);
+}
+EXPORT_SYMBOL_GPL(iommu_domain_has_cap);