linux/include/linux/hiddev.h
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   1/*
   2 *  Copyright (c) 1999-2000 Vojtech Pavlik
   3 *
   4 *  Sponsored by SuSE
   5 */
   6/*
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License as published by
   9 * the Free Software Foundation; either version 2 of the License, or 
  10 * (at your option) any later version.
  11 * 
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 * 
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program; if not, write to the Free Software
  19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  20 * 
  21 * Should you need to contact me, the author, you can do so either by
  22 * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
  23 * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
  24 */
  25#ifndef _HIDDEV_H
  26#define _HIDDEV_H
  27
  28#include <uapi/linux/hiddev.h>
  29
  30
  31/*
  32 * In-kernel definitions.
  33 */
  34
  35struct hid_device;
  36struct hid_usage;
  37struct hid_field;
  38struct hid_report;
  39
  40#ifdef CONFIG_USB_HIDDEV
  41int hiddev_connect(struct hid_device *hid, unsigned int force);
  42void hiddev_disconnect(struct hid_device *);
  43void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
  44                      struct hid_usage *usage, __s32 value);
  45void hiddev_report_event(struct hid_device *hid, struct hid_report *report);
  46#else
  47static inline int hiddev_connect(struct hid_device *hid,
  48                unsigned int force)
  49{ return -1; }
  50static inline void hiddev_disconnect(struct hid_device *hid) { }
  51static inline void hiddev_hid_event(struct hid_device *hid, struct hid_field *field,
  52                      struct hid_usage *usage, __s32 value) { }
  53static inline void hiddev_report_event(struct hid_device *hid, struct hid_report *report) { }
  54#endif
  55
  56#endif
  57
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