include/uapi/linux/usb/g_printer.h

   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 */