2 files changed, 6 insertions, 0 deletions

diff --git a/include/asm-ppc64/machdep.h b/include/asm-ppc64/machdep.h
index 9a1ef4427ed2..7b25738c111f 100644
--- a/include/asm-ppc64/machdep.h
+++ b/include/asm-ppc64/machdep.h
@@ -88,6 +88,7 @@ struct machdep_calls {
 
         /* PCI stuff */
         void            (*pcibios_fixup)(void);
+        int             (*pci_probe_mode)(struct pci_bus *);
 
         void            (*restart)(char *cmd);
         void            (*power_off)(void);
diff --git a/include/asm-ppc64/pci-bridge.h b/include/asm-ppc64/pci-bridge.h
index 6b4a5b1f695e..d8991389ab39 100644
--- a/include/asm-ppc64/pci-bridge.h
+++ b/include/asm-ppc64/pci-bridge.h
@@ -119,5 +119,10 @@ static inline struct pci_controller *pci_bus_to_host(struct pci_bus *bus)
         return PCI_DN(busdn)->phb;
 }
 
+/* Return values for ppc_md.pci_probe_mode function */
+#define PCI_PROBE_NONE          -1      /* Don't look at this bus at all */
+#define PCI_PROBE_NORMAL        0       /* Do normal PCI probing */
+#define PCI_PROBE_DEVTREE       1       /* Instantiate from device tree */
+
 #endif
 #endif /* __KERNEL__ */