1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Copyright (c) 1999-2000 Vojtech Pavlik
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Sponsored by SuSE
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun /*
8*4882a593Smuzhiyun *
9*4882a593Smuzhiyun * Should you need to contact me, the author, you can do so either by
10*4882a593Smuzhiyun * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
11*4882a593Smuzhiyun * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
12*4882a593Smuzhiyun */
13*4882a593Smuzhiyun #ifndef _HIDDEV_H
14*4882a593Smuzhiyun #define _HIDDEV_H
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun #include <uapi/linux/hiddev.h>
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun /*
20*4882a593Smuzhiyun * In-kernel definitions.
21*4882a593Smuzhiyun */
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun struct hiddev {
24*4882a593Smuzhiyun int minor;
25*4882a593Smuzhiyun int exist;
26*4882a593Smuzhiyun int open;
27*4882a593Smuzhiyun struct mutex existancelock;
28*4882a593Smuzhiyun wait_queue_head_t wait;
29*4882a593Smuzhiyun struct hid_device *hid;
30*4882a593Smuzhiyun struct list_head list;
31*4882a593Smuzhiyun spinlock_t list_lock;
32*4882a593Smuzhiyun bool initialized;
33*4882a593Smuzhiyun };
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun struct hid_device;
36*4882a593Smuzhiyun struct hid_usage;
37*4882a593Smuzhiyun struct hid_field;
38*4882a593Smuzhiyun struct hid_report;
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun #ifdef CONFIG_USB_HIDDEV
41*4882a593Smuzhiyun int hiddev_connect(struct hid_device *hid, unsigned int force);
42*4882a593Smuzhiyun void hiddev_disconnect(struct hid_device *);
43*4882a593Smuzhiyun void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
44*4882a593Smuzhiyun struct hid_usage *usage, __s32 value);
45*4882a593Smuzhiyun void hiddev_report_event(struct hid_device *hid, struct hid_report *report);
46*4882a593Smuzhiyun #else
hiddev_connect(struct hid_device * hid,unsigned int force)47*4882a593Smuzhiyun static inline int hiddev_connect(struct hid_device *hid,
48*4882a593Smuzhiyun unsigned int force)
49*4882a593Smuzhiyun { return -1; }
hiddev_disconnect(struct hid_device * hid)50*4882a593Smuzhiyun static inline void hiddev_disconnect(struct hid_device *hid) { }
hiddev_hid_event(struct hid_device * hid,struct hid_field * field,struct hid_usage * usage,__s32 value)51*4882a593Smuzhiyun static inline void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
52*4882a593Smuzhiyun struct hid_usage *usage, __s32 value) { }
hiddev_report_event(struct hid_device * hid,struct hid_report * report)53*4882a593Smuzhiyun static inline void hiddev_report_event(struct hid_device *hid, struct hid_report *report) { }
54*4882a593Smuzhiyun #endif
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun #endif
57