1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 353db8d..2925561 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1905,4 +1905,15 @@ static inline bool pci_is_dev_assigned(struct pci_dev *pdev)
 {
 	return (pdev->dev_flags & PCI_DEV_FLAGS_ASSIGNED) == PCI_DEV_FLAGS_ASSIGNED;
 }
+
+/**
+ * pci_ari_enabled - query ARI forwarding status
+ * @bus: the PCI bus
+ *
+ * Returns true if ARI forwarding is enabled.
+ */
+static inline bool pci_ari_enabled(struct pci_bus *bus)
+{
+	return bus->self && bus->self->ari_enabled;
+}
 #endif /* LINUX_PCI_H */