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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 1999-2000 Vojtech Pavlik
*
* Sponsored by SuSE
*/
/*
*
* Should you need to contact me, the author, you can do so either by
* e-mail - mail your message to <[email protected]>, or by paper mail:
* Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
*/
#ifndef _HIDDEV_H
#define _HIDDEV_H
#include <uapi/linux/hiddev.h>
/*
* In-kernel definitions.
*/
struct hiddev {
int minor;
int exist;
int open;
struct mutex existancelock;
wait_queue_head_t wait;
struct hid_device *hid;
struct list_head list;
spinlock_t list_lock;
bool initialized;
};
struct hid_device;
struct hid_usage;
struct hid_field;
struct hid_report;
#ifdef CONFIG_USB_HIDDEV
int hiddev_connect(struct hid_device *hid, unsigned int force);
void hiddev_disconnect(struct hid_device *);
void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
struct hid_usage *usage, __s32 value);
void hiddev_report_event(struct hid_device *hid, struct hid_report *report);
#else
static inline int hiddev_connect(struct hid_device *hid,
unsigned int force)
{ return -1; }
static inline void hiddev_disconnect(struct hid_device *hid) { }
static inline void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
struct hid_usage *usage, __s32 value) { }
static inline void hiddev_report_event(struct hid_device *hid, struct hid_report *report) { }
#endif
#endif