1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2 /*
3  * g_printer.h -- Header file for USB Printer gadget driver
4  *
5  * Copyright (C) 2007 Craig W. Nadler
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
20  */
21 
22 #ifndef __LINUX_USB_G_PRINTER_H
23 #define __LINUX_USB_G_PRINTER_H
24 
25 #define PRINTER_NOT_ERROR	0x08
26 #define PRINTER_SELECTED	0x10
27 #define PRINTER_PAPER_EMPTY	0x20
28 
29 /* The 'g' code is also used by gadgetfs ioctl requests.
30  * Don't add any colliding codes to either driver, and keep
31  * them in unique ranges (size 0x20 for now).
32  */
33 #define GADGET_GET_PRINTER_STATUS	_IOR('g', 0x21, unsigned char)
34 #define GADGET_SET_PRINTER_STATUS	_IOWR('g', 0x22, unsigned char)
35 
36 #endif /* __LINUX_USB_G_PRINTER_H */
37