1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
/*
* u_printer.h
*
* Utility definitions for the printer function
*
* Copyright (c) 2015 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef U_PRINTER_H
#define U_PRINTER_H
#include <linux/usb/composite.h>
#define PNP_STRING_LEN 1024
struct f_printer_opts {
struct usb_function_instance func_inst;
int minor;
char pnp_string[PNP_STRING_LEN];
unsigned q_len;
/*
* Protect the data from concurrent access by read/write
* and create symlink/remove symlink
*/
struct mutex lock;
int refcnt;
};
#endif /* U_PRINTER_H */
|
