--- zzzz-none-000/linux-4.19.183/include/linux/pci.h	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/include/linux/pci.h	2023-06-28 08:54:20.000000000 +0000
@@ -1539,6 +1539,9 @@
  */
 #ifdef CONFIG_PCI_DOMAINS
 extern int pci_domains_supported;
+#ifdef CONFIG_BCM_KF_PCI_RESET_DOMAIN_NR
+void pci_reset_domain_nr(void);
+#endif /* CONFIG_BCM_KF_PCI_RESET_DOMAIN_NR */
 #else
 enum { pci_domains_supported = 0 };
 static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }