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path: root/drivers/base/iommu.c
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Diffstat (limited to 'drivers/base/iommu.c')
-rw-r--r--drivers/base/iommu.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/base/iommu.c b/drivers/base/iommu.c
index 5e039d4f877c..9f0e672f4be8 100644
--- a/drivers/base/iommu.c
+++ b/drivers/base/iommu.c
@@ -31,7 +31,7 @@ void register_iommu(struct iommu_ops *ops)
iommu_ops = ops;
}
-bool iommu_found()
+bool iommu_found(void)
{
return iommu_ops != NULL;
}
@@ -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);