1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * u_rndis.h
4 *
5 * Utility definitions for the subset function
6 *
7 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
8 * http://www.samsung.com
9 *
10 * Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
11 */
12
13 #ifndef U_RNDIS_H
14 #define U_RNDIS_H
15
16 #include <linux/usb/composite.h>
17
18 struct f_rndis_opts {
19 struct usb_function_instance func_inst;
20 u32 vendor_id;
21 const char *manufacturer;
22 struct net_device *net;
23 bool bound;
24 bool borrowed_net;
25
26 struct config_group *rndis_interf_group;
27 struct usb_os_desc rndis_os_desc;
28 char rndis_ext_compat_id[16];
29
30 u8 class;
31 u8 subclass;
32 u8 protocol;
33
34 /*
35 * Read/write access to configfs attributes is handled by configfs.
36 *
37 * This is to protect the data from concurrent access by read/write
38 * and create symlink/remove symlink.
39 */
40 struct mutex lock;
41 int refcnt;
42 };
43
44 void rndis_borrow_net(struct usb_function_instance *f, struct net_device *net);
45
46 #endif /* U_RNDIS_H */