2 * g_printer.h -- Header file for USB Printer gadget driver
4 * Copyright (C) 2007 Craig W. Nadler
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.
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.
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
22 #define PRINTER_NOT_ERROR 0x08
23 #define PRINTER_SELECTED 0x10
24 #define PRINTER_PAPER_EMPTY 0x20
26 /* The 'g' code is also used by gadgetfs ioctl requests.
27 * Don't add any colliding codes to either driver, and keep
28 * them in unique ranges (size 0x20 for now).
30 #define GADGET_GET_PRINTER_STATUS _IOR('g', 0x21, unsigned char)
31 #define GADGET_SET_PRINTER_STATUS _IOWR('g', 0x22, unsigned char)