usbnet: Support devices reporting idleness
Some device types support a form of power management in which
the device suggests to the host that the device may be suspended
now. Support for that is best located in usbnet.
Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index f87cf62..ddbbb7d 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -68,6 +68,7 @@
# define EVENT_RX_PAUSED 5
# define EVENT_DEV_ASLEEP 6
# define EVENT_DEV_OPEN 7
+# define EVENT_DEVICE_REPORT_IDLE 8
};
static inline struct usb_driver *driver_of(struct usb_interface *intf)
@@ -160,6 +161,7 @@
extern int usbnet_suspend(struct usb_interface *, pm_message_t);
extern int usbnet_resume(struct usb_interface *);
extern void usbnet_disconnect(struct usb_interface *);
+extern void usbnet_device_suggests_idle(struct usbnet *dev);
/* Drivers that reuse some of the standard USB CDC infrastructure