LXR linux/include/linux/input/touchscreen.h

   1/*
   2 * Copyright (c) 2014 Sebastian Reichel <sre@kernel.org>
   3 *
   4 * This program is free software; you can redistribute it and/or modify it
   5 * under the terms of the GNU General Public License version 2 as published by
   6 * the Free Software Foundation.
   7 */
   8
   9#ifndef _TOUCHSCREEN_H
  10#define _TOUCHSCREEN_H
  11
  12struct input_dev;
  13struct input_mt_pos;
  14
  15struct touchscreen_properties {
  16        unsigned int max_x;
  17        unsigned int max_y;
  18        bool invert_x;
  19        bool invert_y;
  20        bool swap_x_y;
  21};
  22
  23void touchscreen_parse_properties(struct input_dev *input, bool multitouch,
  24                                  struct touchscreen_properties *prop);
  25
  26void touchscreen_set_mt_pos(struct input_mt_pos *pos,
  27                            const struct touchscreen_properties *prop,
  28                            unsigned int x, unsigned int y);
  29
  30void touchscreen_report_pos(struct input_dev *input,
  31                            const struct touchscreen_properties *prop,
  32                            unsigned int x, unsigned int y,
  33                            bool multitouch);
  34
  35#endif
  36