diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 6fda33d..fc87e14 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -90,3 +90,4 @@
 	return NULL;
 }
 
+struct pci_dev *pci_find_upstream_pcie_bridge(struct pci_dev *pdev);