linux/include/linux/hid-debug.h
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   1#ifndef __HID_DEBUG_H
   2#define __HID_DEBUG_H
   3
   4/*
   5 *  Copyright (c) 2007-2009     Jiri Kosina
   6 */
   7
   8/*
   9 * This program is free software; you can redistribute it and/or modify
  10 * it under the terms of the GNU General Public License as published by
  11 * the Free Software Foundation; either version 2 of the License, or
  12 * (at your option) any later version.
  13 *
  14 * This program is distributed in the hope that it will be useful,
  15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 * GNU General Public License for more details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this program; if not, write to the Free Software
  21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  22 *
  23 */
  24
  25#define HID_DEBUG_BUFSIZE 512
  26
  27#ifdef CONFIG_DEBUG_FS
  28
  29void hid_dump_input(struct hid_device *, struct hid_usage *, __s32);
  30void hid_dump_device(struct hid_device *, struct seq_file *);
  31void hid_dump_field(struct hid_field *, int, struct seq_file *);
  32char *hid_resolv_usage(unsigned, struct seq_file *);
  33void hid_debug_register(struct hid_device *, const char *);
  34void hid_debug_unregister(struct hid_device *);
  35void hid_debug_init(void);
  36void hid_debug_exit(void);
  37void hid_debug_event(struct hid_device *, char *);
  38
  39
  40struct hid_debug_list {
  41        char *hid_debug_buf;
  42        int head;
  43        int tail;
  44        struct fasync_struct *fasync;
  45        struct hid_device *hdev;
  46        struct list_head node;
  47        struct mutex read_mutex;
  48};
  49
  50#else
  51
  52#define hid_dump_input(a,b,c)           do { } while (0)
  53#define hid_dump_device(a,b)            do { } while (0)
  54#define hid_dump_field(a,b,c)           do { } while (0)
  55#define hid_resolv_usage(a,b)           do { } while (0)
  56#define hid_debug_register(a, b)        do { } while (0)
  57#define hid_debug_unregister(a)         do { } while (0)
  58#define hid_debug_init()                do { } while (0)
  59#define hid_debug_exit()                do { } while (0)
  60#define hid_debug_event(a,b)            do { } while (0)
  61
  62#endif
  63
  64#endif
  65
  66
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