PCI: Move struct pci_bus_resource into bus.c

The struct pci_bus_resource is only used in bus.c, so move it there.

Link: https://lore.kernel.org/r/20241017141111.44612-2-ilpo.jarvinen@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Author: ij-intel

drivers/pci/bus.c

@@ -18,6 +18,18 @@
 
 #include "pci.h"
 
+/*
+ * The first PCI_BRIDGE_RESOURCE_NUM PCI bus resources (those that correspond
+ * to P2P or CardBus bridge windows) go in a table.  Additional ones (for
+ * buses below host bridges or subtractive decode bridges) go in the list.
+ * Use pci_bus_for_each_resource() to iterate through all the resources.
+ */
+
+struct pci_bus_resource {
+	struct list_head	list;
+	struct resource		*res;
+};
+
 void pci_add_resource_offset(struct list_head *resources, struct resource *res,
 			     resource_size_t offset)
 {

include/linux/pci.h

@@ -626,18 +626,6 @@ void pci_set_host_bridge_release(struct pci_host_bridge *bridge,
 
 int pcibios_root_bridge_prepare(struct pci_host_bridge *bridge);
 
-/*
- * The first PCI_BRIDGE_RESOURCE_NUM PCI bus resources (those that correspond
- * to P2P or CardBus bridge windows) go in a table.  Additional ones (for
- * buses below host bridges or subtractive decode bridges) go in the list.
- * Use pci_bus_for_each_resource() to iterate through all the resources.
- */
-
-struct pci_bus_resource {
-	struct list_head	list;
-	struct resource		*res;
-};
-
 #define PCI_REGION_FLAG_MASK	0x0fU	/* These bits of resource flags tell us the PCI region flags */
 
 struct pci_bus {