include/uapi/linux/joystick.h

   1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
   2 /*
   3  *  Copyright (C) 1996-2000 Vojtech Pavlik
   4  *
   5  *  Sponsored by SuSE
   6  */
   7 /*
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  21  *
  22  * Should you need to contact me, the author, you can do so either by
  23  * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
  24  * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
  25  */
  26 #ifndef _UAPI_LINUX_JOYSTICK_H
  27 #define _UAPI_LINUX_JOYSTICK_H
  28
  29
  30
  31 #include <linux/types.h>
  32 #include <linux/input.h>
  33
  34 /*
  35  * Version
  36  */
  37
  38 #define JS_VERSION              0x020100
  39
  40 /*
  41  * Types and constants for reading from /dev/js
  42  */
  43
  44 #define JS_EVENT_BUTTON         0x01    /* button pressed/released */
  45 #define JS_EVENT_AXIS           0x02    /* joystick moved */
  46 #define JS_EVENT_INIT           0x80    /* initial state of device */
  47
  48 struct js_event {
  49         __u32 time;     /* event timestamp in milliseconds */
  50         __s16 value;    /* value */
  51         __u8 type;      /* event type */
  52         __u8 number;    /* axis/button number */
  53 };
  54
  55 /*
  56  * IOCTL commands for joystick driver
  57  */
  58
  59 #define JSIOCGVERSION           _IOR('j', 0x01, __u32)                          /* get driver version */
  60
  61 #define JSIOCGAXES              _IOR('j', 0x11, __u8)                           /* get number of axes */
  62 #define JSIOCGBUTTONS           _IOR('j', 0x12, __u8)                           /* get number of buttons */
  63 #define JSIOCGNAME(len)         _IOC(_IOC_READ, 'j', 0x13, len)                 /* get identifier string */
  64
  65 #define JSIOCSCORR              _IOW('j', 0x21, struct js_corr)                 /* set correction values */
  66 #define JSIOCGCORR              _IOR('j', 0x22, struct js_corr)                 /* get correction values */
  67
  68 #define JSIOCSAXMAP             _IOW('j', 0x31, __u8[ABS_CNT])                  /* set axis mapping */
  69 #define JSIOCGAXMAP             _IOR('j', 0x32, __u8[ABS_CNT])                  /* get axis mapping */
  70 #define JSIOCSBTNMAP            _IOW('j', 0x33, __u16[KEY_MAX - BTN_MISC + 1])  /* set button mapping */
  71 #define JSIOCGBTNMAP            _IOR('j', 0x34, __u16[KEY_MAX - BTN_MISC + 1])  /* get button mapping */
  72
  73 /*
  74  * Types and constants for get/set correction
  75  */
  76
  77 #define JS_CORR_NONE            0x00    /* returns raw values */
  78 #define JS_CORR_BROKEN          0x01    /* broken line */
  79
  80 struct js_corr {
  81         __s32 coef[8];
  82         __s16 prec;
  83         __u16 type;
  84 };
  85
  86 /*
  87  * v0.x compatibility definitions
  88  */
  89
  90 #define JS_RETURN               sizeof(struct JS_DATA_TYPE)
  91 #define JS_TRUE                 1
  92 #define JS_FALSE                0
  93 #define JS_X_0                  0x01
  94 #define JS_Y_0                  0x02
  95 #define JS_X_1                  0x04
  96 #define JS_Y_1                  0x08
  97 #define JS_MAX                  2
  98
  99 #define JS_DEF_TIMEOUT          0x1300
 100 #define JS_DEF_CORR             0
 101 #define JS_DEF_TIMELIMIT        10L
 102
 103 #define JS_SET_CAL              1
 104 #define JS_GET_CAL              2
 105 #define JS_SET_TIMEOUT          3
 106 #define JS_GET_TIMEOUT          4
 107 #define JS_SET_TIMELIMIT        5
 108 #define JS_GET_TIMELIMIT        6
 109 #define JS_GET_ALL              7
 110 #define JS_SET_ALL              8
 111
 112 struct JS_DATA_TYPE {
 113         __s32 buttons;
 114         __s32 x;
 115         __s32 y;
 116 };
 117
 118 struct JS_DATA_SAVE_TYPE_32 {
 119         __s32 JS_TIMEOUT;
 120         __s32 BUSY;
 121         __s32 JS_EXPIRETIME;
 122         __s32 JS_TIMELIMIT;
 123         struct JS_DATA_TYPE JS_SAVE;
 124         struct JS_DATA_TYPE JS_CORR;
 125 };
 126
 127 struct JS_DATA_SAVE_TYPE_64 {
 128         __s32 JS_TIMEOUT;
 129         __s32 BUSY;
 130         __s64 JS_EXPIRETIME;
 131         __s64 JS_TIMELIMIT;
 132         struct JS_DATA_TYPE JS_SAVE;
 133         struct JS_DATA_TYPE JS_CORR;
 134 };
 135
 136
 137 #endif /* _UAPI_LINUX_JOYSTICK_H */