2 files changed, 27 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h
index fa8b3b72443..84007afabdb 100644
--- a/arch/powerpc/include/asm/pci-bridge.h
+++ b/arch/powerpc/include/asm/pci-bridge.h
@@ -13,7 +13,6 @@
 
 struct device_node;
 
-extern unsigned int ppc_pci_flags;
 enum {
 	/* Force re-assigning all resources (ignore firmware
 	 * setup completely)
@@ -36,6 +35,31 @@ enum {
 	/* ... except for domain 0 */
 	PPC_PCI_COMPAT_DOMAIN_0		= 0x00000020,
 };
+#ifdef CONFIG_PCI
+extern unsigned int ppc_pci_flags;
+
+static inline void ppc_pci_set_flags(int flags)
+{
+	ppc_pci_flags = flags;
+}
+
+static inline void ppc_pci_add_flags(int flags)
+{
+	ppc_pci_flags |= flags;
+}
+
+static inline int ppc_pci_has_flag(int flag)
+{
+	return (ppc_pci_flags & flag);
+}
+#else
+static inline void ppc_pci_set_flags(int flags) { }
+static inline void ppc_pci_add_flags(int flags) { }
+static inline int ppc_pci_has_flag(int flag)
+{
+	return 0;
+}
+#endif
 
 
 /*
diff --git a/arch/powerpc/include/asm/pci.h b/arch/powerpc/include/asm/pci.h
index 1c721a632d8..3548159a1be 100644
--- a/arch/powerpc/include/asm/pci.h
+++ b/arch/powerpc/include/asm/pci.h
@@ -38,8 +38,8 @@ struct pci_dev;
  * Set this to 1 if you want the kernel to re-assign all PCI
  * bus numbers (don't do that on ppc64 yet !)
  */
-#define pcibios_assign_all_busses()    	(ppc_pci_flags & \
-					 PPC_PCI_REASSIGN_ALL_BUS)
+#define pcibios_assign_all_busses() \
+	(ppc_pci_has_flag(PPC_PCI_REASSIGN_ALL_BUS))
 #define pcibios_scan_all_fns(a, b)	0
 
 static inline void pcibios_set_master(struct pci_dev *dev)