1 files changed, 13 insertions, 0 deletions

diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index f73bcbedf37c..5ff4d25bf0e9 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -243,6 +243,7 @@ extern int pci_iov_init(struct pci_dev *dev);
 extern void pci_iov_release(struct pci_dev *dev);
 extern int pci_iov_resource_bar(struct pci_dev *dev, int resno,
                                 enum pci_bar_type *type);
+extern int pci_sriov_resource_alignment(struct pci_dev *dev, int resno);
 extern void pci_restore_iov_state(struct pci_dev *dev);
 extern int pci_iov_bus_range(struct pci_bus *bus);
 
@@ -298,4 +299,16 @@ static inline int pci_ats_enabled(struct pci_dev *dev)
 }
 #endif /* CONFIG_PCI_IOV */
 
+static inline int pci_resource_alignment(struct pci_dev *dev,
+                                         struct resource *res)
+{
+#ifdef CONFIG_PCI_IOV
+        int resno = res - dev->resource;
+
+        if (resno >= PCI_IOV_RESOURCES && resno <= PCI_IOV_RESOURCE_END)
+                return pci_sriov_resource_alignment(dev, resno);
+#endif
+        return resource_alignment(res);
+}
+
 #endif /* DRIVERS_PCI_H */