Input: rework handle creation code

 - consolidate code for binding handlers to a device
 - return error codes from handlers connect() methods back to input
   core and log failures

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 4 insertions, 1 deletions

diff --git a/include/linux/input.h b/include/linux/input.h
index 3a8b8c6f0ab..a51d6cf6824 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -1049,7 +1049,7 @@ struct input_handler {
 	void *private;
 
 	void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value);
-	struct input_handle* (*connect)(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id);
+	int (*connect)(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id);
 	void (*disconnect)(struct input_handle *handle);
 	void (*start)(struct input_handle *handle);
 
@@ -1102,6 +1102,9 @@ void input_unregister_device(struct input_dev *);
 int input_register_handler(struct input_handler *);
 void input_unregister_handler(struct input_handler *);
 
+int input_register_handle(struct input_handle *);
+void input_unregister_handle(struct input_handle *);
+
 int input_grab_device(struct input_handle *);
 void input_release_device(struct input_handle *);