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