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 _UAPI_LINUX_JOYSTICK_H
23#define _UAPI_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 /* _UAPI_LINUX_JOYSTICK_H */
134