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