diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index 24c7728..3801c70 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -77,6 +77,9 @@
 static inline void acpiphp_check_host_bridge(struct acpi_device *adev) { }
 #endif
 
+extern const u8 pci_acpi_dsm_uuid[];
+#define DEVICE_LABEL_DSM	0x07
+
 #else	/* CONFIG_ACPI */
 static inline void acpi_pci_add_bus(struct pci_bus *bus) { }
 static inline void acpi_pci_remove_bus(struct pci_bus *bus) { }