linux/drivers/input/joystick/interact.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Copyright (c) 2001 Vojtech Pavlik
 *
 *  Based on the work of:
 *	Toby Deshane
 */

/*
 * InterAct digital gamepad/joystick driver for Linux
 */

#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/gameport.h>
#include <linux/input.h>
#include <linux/jiffies.h>

#define DRIVER_DESC …

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…);
MODULE_LICENSE(…) …;

#define INTERACT_MAX_START …
#define INTERACT_MAX_STROBE …
#define INTERACT_MAX_LENGTH …

#define INTERACT_TYPE_HHFX …
#define INTERACT_TYPE_PP8D …

struct interact { … };

static short interact_abs_hhfx[] = …;
static short interact_abs_pp8d[] = …;

static short interact_btn_hhfx[] = …;
static short interact_btn_pp8d[] = …;

struct interact_type { … };

static struct interact_type interact_type[] = …;

/*
 * interact_read_packet() reads and InterAct joystick data.
 */

static int interact_read_packet(struct gameport *gameport, int length, u32 *data)
{ … }

/*
 * interact_poll() reads and analyzes InterAct joystick data.
 */

static void interact_poll(struct gameport *gameport)
{ … }

/*
 * interact_open() is a callback from the input open routine.
 */

static int interact_open(struct input_dev *dev)
{ … }

/*
 * interact_close() is a callback from the input close routine.
 */

static void interact_close(struct input_dev *dev)
{ … }

/*
 * interact_connect() probes for InterAct joysticks.
 */

static int interact_connect(struct gameport *gameport, struct gameport_driver *drv)
{ … }

static void interact_disconnect(struct gameport *gameport)
{ … }

static struct gameport_driver interact_drv = …;

module_gameport_driver(…) …;