extern struct usb_bus *usb_alloc_bus (struct usb_operations *);
-extern void usb_hcd_suspend_root_hub (struct usb_hcd *hcd);
-extern void usb_hcd_resume_root_hub (struct usb_hcd *hcd);
-
extern void usb_set_device_state(struct usb_device *udev,
enum usb_device_state new_state);
#define usb_endpoint_out(ep_dir) (!((ep_dir) & USB_DIR_IN))
#ifdef CONFIG_PM
+extern void usb_hcd_suspend_root_hub (struct usb_hcd *hcd);
+extern void usb_hcd_resume_root_hub (struct usb_hcd *hcd);
extern int hcd_bus_suspend (struct usb_bus *bus);
extern int hcd_bus_resume (struct usb_bus *bus);
#else
+static inline void usb_hcd_suspend_root_hub(struct usb_hcd *hcd)
+{
+ return;
+}
+
+static inline void usb_hcd_resume_root_hub(struct usb_hcd *hcd)
+{
+ return;
+}
+
static inline int hcd_bus_suspend(struct usb_bus *bus)
{
return 0;