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1/*
2 * u_printer.h
3 *
4 * Utility definitions for the printer function
5 *
6 * Copyright (c) 2015 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_PRINTER_H
17#define U_PRINTER_H
18
19#include <linux/usb/composite.h>
20
21struct f_printer_opts {
22 struct usb_function_instance func_inst;
23 int minor;
24 char *pnp_string;
25 bool pnp_string_allocated;
26 unsigned q_len;
27
28 /*
29 * Protect the data from concurrent access by read/write
30 * and create symlink/remove symlink
31 */
32 struct mutex lock;
33 int refcnt;
34};
35
36#endif /* U_PRINTER_H */