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

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * Copyright (c) 2014 Sebastian Reichel <sre@kernel.org>
   4 */
   5
   6#ifndef _TOUCHSCREEN_H
   7#define _TOUCHSCREEN_H
   8
   9struct input_dev;
  10struct input_mt_pos;
  11
  12struct touchscreen_properties {
  13        unsigned int max_x;
  14        unsigned int max_y;
  15        bool invert_x;
  16        bool invert_y;
  17        bool swap_x_y;
  18};
  19
  20void touchscreen_parse_properties(struct input_dev *input, bool multitouch,
  21                                  struct touchscreen_properties *prop);
  22
  23void touchscreen_set_mt_pos(struct input_mt_pos *pos,
  24                            const struct touchscreen_properties *prop,
  25                            unsigned int x, unsigned int y);
  26
  27void touchscreen_report_pos(struct input_dev *input,
  28                            const struct touchscreen_properties *prop,
  29                            unsigned int x, unsigned int y,
  30                            bool multitouch);
  31
  32#endif
  33