1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * u_eem.h
4 *
5 * Utility definitions for the eem 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_EEM_H
14 #define U_EEM_H
15
16 #include <linux/usb/composite.h>
17
18 struct f_eem_opts {
19 struct usb_function_instance func_inst;
20 struct net_device *net;
21 bool bound;
22
23 /*
24 * Read/write access to configfs attributes is handled by configfs.
25 *
26 * This is to protect the data from concurrent access by read/write
27 * and create symlink/remove symlink.
28 */
29 struct mutex lock;
30 int refcnt;
31 };
32
33 #endif /* U_EEM_H */