274 lines
8.1 KiB
C
274 lines
8.1 KiB
C
/*-
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* Copyright (c) 2016 Oleksandr Tymoshenko <gonzo@FreeBSD.org>
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* Copyright (c) 2015-2016 Vladimir Kondratyev <wulf@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _EVDEV_INPUT_H
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#define _EVDEV_INPUT_H
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#ifndef __KERNEL__
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#include <sys/ioccom.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#endif
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#include "input-event-codes.h"
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struct input_event {
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struct timeval time;
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uint16_t type;
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uint16_t code;
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int32_t value;
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};
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#define EV_VERSION 0x010001
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struct input_id {
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uint16_t bustype;
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uint16_t vendor;
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uint16_t product;
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uint16_t version;
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};
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struct input_absinfo {
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int32_t value;
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int32_t minimum;
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int32_t maximum;
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int32_t fuzz;
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int32_t flat;
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int32_t resolution;
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};
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#define INPUT_KEYMAP_BY_INDEX (1 << 0)
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struct input_keymap_entry {
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uint8_t flags;
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uint8_t len;
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uint16_t index;
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uint32_t keycode;
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uint8_t scancode[32];
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};
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#define EVDEV_IOC_MAGIC 'E'
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#define EVIOCGVERSION _IOR(EVDEV_IOC_MAGIC, 0x01, int) /* get driver version */
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#define EVIOCGID _IOR(EVDEV_IOC_MAGIC, 0x02, struct input_id) /* get device ID */
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#define EVIOCGREP _IOR(EVDEV_IOC_MAGIC, 0x03, unsigned int[2]) /* get repeat settings */
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#define EVIOCSREP _IOW(EVDEV_IOC_MAGIC, 0x03, unsigned int[2]) /* set repeat settings */
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#define EVIOCGKEYCODE _IOWR(EVDEV_IOC_MAGIC, 0x04, unsigned int[2]) /* get keycode */
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#define EVIOCGKEYCODE_V2 _IOWR(EVDEV_IOC_MAGIC, 0x04, struct input_keymap_entry)
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#define EVIOCSKEYCODE _IOW(EVDEV_IOC_MAGIC, 0x04, unsigned int[2]) /* set keycode */
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#define EVIOCSKEYCODE_V2 _IOW(EVDEV_IOC_MAGIC, 0x04, struct input_keymap_entry)
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#define EVIOCGNAME(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x06, len) /* get device name */
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#define EVIOCGPHYS(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x07, len) /* get physical location */
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#define EVIOCGUNIQ(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x08, len) /* get unique identifier */
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#define EVIOCGPROP(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x09, len) /* get device properties */
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#define EVIOCGMTSLOTS(len) _IOC(IOC_INOUT, EVDEV_IOC_MAGIC, 0x0a, len) /* get MT slots values */
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#define EVIOCGKEY(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x18, len) /* get global key state */
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#define EVIOCGLED(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x19, len) /* get all LEDs */
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#define EVIOCGSND(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x1a, len) /* get all sounds status */
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#define EVIOCGSW(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x1b, len) /* get all switch states */
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#define EVIOCGBIT(ev,len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x20 + (ev), len) /* get event bits */
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#define EVIOCGABS(abs) _IOR(EVDEV_IOC_MAGIC, 0x40 + (abs), struct input_absinfo) /* get abs value/limits */
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#define EVIOCSABS(abs) _IOW(EVDEV_IOC_MAGIC, 0xc0 + (abs), struct input_absinfo) /* set abs value/limits */
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#define EVIOCSFF _IOW(EVDEV_IOC_MAGIC, 0x80, struct ff_effect) /* send a force effect to a force feedback device */
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#define EVIOCRMFF _IOWINT(EVDEV_IOC_MAGIC, 0x81) /* Erase a force effect */
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#define EVIOCGEFFECTS _IOR(EVDEV_IOC_MAGIC, 0x84, int) /* Report number of effects playable at the same time */
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#define EVIOCGRAB _IOWINT(EVDEV_IOC_MAGIC, 0x90) /* Grab/Release device */
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#define EVIOCREVOKE _IOWINT(EVDEV_IOC_MAGIC, 0x91) /* Revoke device access */
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#define EVIOCSCLOCKID _IOW(EVDEV_IOC_MAGIC, 0xa0, int) /* Set clockid to be used for timestamps */
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/*
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* IDs.
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*/
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#define ID_BUS 0
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#define ID_VENDOR 1
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#define ID_PRODUCT 2
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#define ID_VERSION 3
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#define BUS_PCI 0x01
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#define BUS_ISAPNP 0x02
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#define BUS_USB 0x03
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#define BUS_HIL 0x04
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#define BUS_BLUETOOTH 0x05
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#define BUS_VIRTUAL 0x06
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#define BUS_ISA 0x10
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#define BUS_I8042 0x11
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#define BUS_XTKBD 0x12
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#define BUS_RS232 0x13
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#define BUS_GAMEPORT 0x14
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#define BUS_PARPORT 0x15
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#define BUS_AMIGA 0x16
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#define BUS_ADB 0x17
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#define BUS_I2C 0x18
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#define BUS_HOST 0x19
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#define BUS_GSC 0x1A
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#define BUS_ATARI 0x1B
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#define BUS_SPI 0x1C
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/*
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* MT_TOOL types
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*/
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#define MT_TOOL_FINGER 0
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#define MT_TOOL_PEN 1
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#define MT_TOOL_PALM 2
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#define MT_TOOL_MAX 2
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/*
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* Values describing the status of a force-feedback effect
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*/
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#define FF_STATUS_STOPPED 0x00
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#define FF_STATUS_PLAYING 0x01
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#define FF_STATUS_MAX 0x01
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/* scheduling info for force feedback effect */
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struct ff_replay {
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uint16_t length; /* length of the effect (ms) */
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uint16_t delay; /* delay before effect starts (ms) */
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};
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/* trigger for force feedback effect */
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struct ff_trigger {
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uint16_t button; /* trigger button number */
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uint16_t interval; /* delay between re-triggers */
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};
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/* force feedback effect envelop */
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struct ff_envelope {
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uint16_t attack_length; /* duration of the attach (ms) */
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uint16_t attack_level; /* level at the beginning (0x0000 - 0x7fff) */
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uint16_t fade_length; /* duratin of fade (ms) */
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uint16_t fade_level; /* level at the end of fade */
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};
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struct ff_constant_effect {
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int16_t level;
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struct ff_envelope envelope;
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};
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struct ff_ramp_effect {
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int16_t start_level;
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int16_t end_level;
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struct ff_envelope envelope;
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};
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struct ff_condition_effect {
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/* maximum level when joystick moved to respective side */
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uint16_t right_saturation;
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uint16_t left_saturation;
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/* how fast force grows when joystick move to the respective side */
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int16_t right_coeff;
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int16_t left_coeff;
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uint16_t deadband; /* size of dead zone when no force is produced */
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int16_t center; /* center of dead zone */
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};
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/*
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* Force feedback periodic effect types
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*/
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#define FF_SQUARE 0x58
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#define FF_TRIANGLE 0x59
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#define FF_SINE 0x5a
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#define FF_SAW_UP 0x5b
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#define FF_SAW_DOWN 0x5c
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#define FF_CUSTOM 0x5d
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#define FF_WAVEFORM_MIN FF_SQUARE
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#define FF_WAVEFORM_MAX FF_CUSTOM
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struct ff_periodic_effect {
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uint16_t waveform;
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uint16_t period; /* ms */
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int16_t magnitude; /* peak */
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int16_t offset; /* mean, roughly */
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uint16_t phase; /* horizontal shift */
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struct ff_envelope envelope;
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uint32_t custom_len; /* FF_CUSTOM waveform only */
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int16_t *custom_data; /* FF_CUSTOM waveform only */
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};
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struct ff_rumble_effect {
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uint16_t strong_magnitude; /* magnitude of the heavy motor */
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uint16_t weak_magnitude; /* magnitude of the light motor */
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};
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/*
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* Force feedback effect types
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*/
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#define FF_RUMBLE 0x50
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#define FF_PERIODIC 0x51
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#define FF_CONSTANT 0x52
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#define FF_SPRING 0x53
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#define FF_FRICTION 0x54
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#define FF_DAMPER 0x55
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#define FF_INERTIA 0x56
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#define FF_RAMP 0x57
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#define FF_EFFECT_MIN FF_RUMBLE
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#define FF_EFFECT_MAX FF_RAMP
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struct ff_effect {
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uint16_t type;
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int16_t id;
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uint16_t direction; /* [0 .. 360) degrees -> [0 .. 0x10000) */
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struct ff_trigger trigger;
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struct ff_replay replay;
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union {
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struct ff_constant_effect constant;
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struct ff_ramp_effect ramp;
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struct ff_periodic_effect periodic;
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struct ff_condition_effect condition[2]; /* One for each axis */
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struct ff_rumble_effect rumble;
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} u;
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};
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/*
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* force feedback device properties
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*/
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#define FF_GAIN 0x60
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#define FF_AUTOCENTER 0x61
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#define FF_MAX 0x7f
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#define FF_CNT (FF_MAX+1)
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#endif /* _EVDEV_INPUT_H */
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