PCI: Move struct resource_list to setup-bus.c

No user outside of setup-bus.c now.  Later patches will convert
resource_list to a regular list.
Suggested-by: NLinus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: NYinghai Lu <yinghai@kernel.org>
Signed-off-by: NJesse Barnes <jbarnes@virtuousgeek.org>

drivers/pci/setup-bus.c

@@ -27,6 +27,12 @@
 #include <linux/slab.h>
 #include "pci.h"
 
+struct resource_list {
+	struct resource_list *next;
+	struct resource *res;
+	struct pci_dev *dev;
+};
+
 struct resource_list_x {
 	struct resource_list_x *next;
 	struct resource *res;

include/linux/ioport.h

@@ -23,12 +23,6 @@ struct resource {
 	struct resource *parent, *sibling, *child;
 };
 
-struct resource_list {
-	struct resource_list *next;
-	struct resource *res;
-	struct pci_dev *dev;
-};
-
 /*
  * IO resources have these defined flags.
  */