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Diffstat (limited to 'include/uapi/linux/usb/raw_gadget.h')
-rw-r--r--include/uapi/linux/usb/raw_gadget.h14
1 files changed, 12 insertions, 2 deletions
diff --git a/include/uapi/linux/usb/raw_gadget.h b/include/uapi/linux/usb/raw_gadget.h
index c7d2199134d7..f0224a8dc858 100644
--- a/include/uapi/linux/usb/raw_gadget.h
+++ b/include/uapi/linux/usb/raw_gadget.h
@@ -44,6 +44,16 @@ enum usb_raw_event_type {
/* This event is queued when a new control request arrived to ep0. */
USB_RAW_EVENT_CONTROL = 2,
+ /*
+ * These events are queued when the gadget driver is suspended,
+ * resumed, reset, or disconnected. Note that some UDCs (e.g. dwc2)
+ * report a disconnect event instead of a reset.
+ */
+ USB_RAW_EVENT_SUSPEND = 3,
+ USB_RAW_EVENT_RESUME = 4,
+ USB_RAW_EVENT_RESET = 5,
+ USB_RAW_EVENT_DISCONNECT = 6,
+
/* The list might grow in the future. */
};
@@ -54,8 +64,8 @@ enum usb_raw_event_type {
* actual length of the fetched event data.
* @data: A buffer to store the fetched event data.
*
- * Currently the fetched data buffer is empty for USB_RAW_EVENT_CONNECT,
- * and contains struct usb_ctrlrequest for USB_RAW_EVENT_CONTROL.
+ * The fetched event data buffer contains struct usb_ctrlrequest for
+ * USB_RAW_EVENT_CONTROL and is empty for other events.
*/
struct usb_raw_event {
__u32 type;