1 /*
2  * u_rndis.h
3  *
4  * Utility definitions for the subset function
5  *
6  * Copyright (c) 2013 Samsung Electronics Co., Ltd.
7  *		http://www.samsung.com
8  *
9  * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License version 2 as
13  * published by the Free Software Foundation.
14  */
15 
16 #ifndef U_RNDIS_H
17 #define U_RNDIS_H
18 
19 #include <linux/usb/composite.h>
20 
21 struct f_rndis_opts {
22 	struct usb_function_instance	func_inst;
23 	u32				vendor_id;
24 	const char			*manufacturer;
25 	struct net_device		*net;
26 	bool				bound;
27 	bool				borrowed_net;
28 
29 	struct config_group		*rndis_interf_group;
30 	struct usb_os_desc		rndis_os_desc;
31 	char				rndis_ext_compat_id[16];
32 
33 	u8				class;
34 	u8				subclass;
35 	u8				protocol;
36 
37 	/*
38 	 * Read/write access to configfs attributes is handled by configfs.
39 	 *
40 	 * This is to protect the data from concurrent access by read/write
41 	 * and create symlink/remove symlink.
42 	 */
43 	struct mutex			lock;
44 	int				refcnt;
45 };
46 
47 void rndis_borrow_net(struct usb_function_instance *f, struct net_device *net);
48 
49 #endif /* U_RNDIS_H */
50