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-rw-r--r--include/linux/usb.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 317ec9f28bc..5ad30cefe7b 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -386,6 +386,8 @@ extern int usb_lock_device_for_reset(struct usb_device *udev,
/* USB port reset for device reinitialization */
extern int usb_reset_device(struct usb_device *dev);
+extern int usb_reset_composite_device(struct usb_device *dev,
+ struct usb_interface *iface);
extern struct usb_device *usb_find_device(u16 vendor_id, u16 product_id);
@@ -554,6 +556,10 @@ struct usb_dynids {
* do (or don't) show up otherwise in the filesystem.
* @suspend: Called when the device is going to be suspended by the system.
* @resume: Called when the device is being resumed by the system.
+ * @pre_reset: Called by usb_reset_composite_device() when the device
+ * is about to be reset.
+ * @post_reset: Called by usb_reset_composite_device() after the device
+ * has been reset.
* @id_table: USB drivers use ID table to support hotplugging.
* Export this with MODULE_DEVICE_TABLE(usb,...). This must be set
* or your driver's probe function will never get called.
@@ -592,6 +598,9 @@ struct usb_driver {
int (*suspend) (struct usb_interface *intf, pm_message_t message);
int (*resume) (struct usb_interface *intf);
+ void (*pre_reset) (struct usb_interface *intf);
+ void (*post_reset) (struct usb_interface *intf);
+
const struct usb_device_id *id_table;
struct usb_dynids dynids;