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#ifndef _LINUX_JOYSTICK_H
23#define _LINUX_JOYSTICK_H
24
25
26
27#include <linux/types.h>
28#include <linux/input.h>
29
30/*
31 * Version
32 */
33
34#define JS_VERSION 0x020100
35
36/*
37 * Types and constants for reading from /dev/js
38 */
39
40#define JS_EVENT_BUTTON 0x01 /* button pressed/released */
41#define JS_EVENT_AXIS 0x02 /* joystick moved */
42#define JS_EVENT_INIT 0x80 /* initial state of device */
43
44struct js_event {
45 __u32 time; /* event timestamp in milliseconds */
46 __s16 value; /* value */
47 __u8 type; /* event type */
48 __u8 number; /* axis/button number */
49};
50
51/*
52 * IOCTL commands for joystick driver
53 */
54
55#define JSIOCGVERSION _IOR('j', 0x01, __u32) /* get driver version */
56
57#define JSIOCGAXES _IOR('j', 0x11, __u8) /* get number of axes */
58#define JSIOCGBUTTONS _IOR('j', 0x12, __u8) /* get number of buttons */
59#define JSIOCGNAME(len) _IOC(_IOC_READ, 'j', 0x13, len) /* get identifier string */
60
61#define JSIOCSCORR _IOW('j', 0x21, struct js_corr) /* set correction values */
62#define JSIOCGCORR _IOR('j', 0x22, struct js_corr) /* get correction values */
63
64#define JSIOCSAXMAP _IOW('j', 0x31, __u8[ABS_CNT]) /* set axis mapping */
65#define JSIOCGAXMAP _IOR('j', 0x32, __u8[ABS_CNT]) /* get axis mapping */
66#define JSIOCSBTNMAP _IOW('j', 0x33, __u16[KEY_MAX - BTN_MISC + 1]) /* set button mapping */
67#define JSIOCGBTNMAP _IOR('j', 0x34, __u16[KEY_MAX - BTN_MISC + 1]) /* get button mapping */
68
69/*
70 * Types and constants for get/set correction
71 */
72
73#define JS_CORR_NONE 0x00 /* returns raw values */
74#define JS_CORR_BROKEN 0x01 /* broken line */
75
76struct js_corr {
77 __s32 coef[8];
78 __s16 prec;
79 __u16 type;
80};
81
82/*
83 * v0.x compatibility definitions
84 */
85
86#define JS_RETURN sizeof(struct JS_DATA_TYPE)
87#define JS_TRUE 1
88#define JS_FALSE 0
89#define JS_X_0 0x01
90#define JS_Y_0 0x02
91#define JS_X_1 0x04
92#define JS_Y_1 0x08
93#define JS_MAX 2
94
95#define JS_DEF_TIMEOUT 0x1300
96#define JS_DEF_CORR 0
97#define JS_DEF_TIMELIMIT 10L
98
99#define JS_SET_CAL 1
100#define JS_GET_CAL 2
101#define JS_SET_TIMEOUT 3
102#define JS_GET_TIMEOUT 4
103#define JS_SET_TIMELIMIT 5
104#define JS_GET_TIMELIMIT 6
105#define JS_GET_ALL 7
106#define JS_SET_ALL 8
107
108struct JS_DATA_TYPE {
109 __s32 buttons;
110 __s32 x;
111 __s32 y;
112};
113
114struct JS_DATA_SAVE_TYPE_32 {
115 __s32 JS_TIMEOUT;
116 __s32 BUSY;
117 __s32 JS_EXPIRETIME;
118 __s32 JS_TIMELIMIT;
119 struct JS_DATA_TYPE JS_SAVE;
120 struct JS_DATA_TYPE JS_CORR;
121};
122
123struct JS_DATA_SAVE_TYPE_64 {
124 __s32 JS_TIMEOUT;
125 __s32 BUSY;
126 __s64 JS_EXPIRETIME;
127 __s64 JS_TIMELIMIT;
128 struct JS_DATA_TYPE JS_SAVE;
129 struct JS_DATA_TYPE JS_CORR;
130};
131
132
133#endif /* _LINUX_JOYSTICK_H */