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 21 #ifndef __LINUX_USB_G_PRINTER_H 22 #define __LINUX_USB_G_PRINTER_H 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) 34 35 #endif /* __LINUX_USB_G_PRINTER_H */ 36
