root/include/linux/hid-debug.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 #ifndef __HID_DEBUG_H
   3 #define __HID_DEBUG_H
   4 
   5 /*
   6  *  Copyright (c) 2007-2009     Jiri Kosina
   7  */
   8 
   9 /*
  10  */
  11 
  12 #ifdef CONFIG_DEBUG_FS
  13 
  14 #include <linux/kfifo.h>
  15 
  16 #define HID_DEBUG_BUFSIZE 512
  17 #define HID_DEBUG_FIFOSIZE 512
  18 
  19 void hid_dump_input(struct hid_device *, struct hid_usage *, __s32);
  20 void hid_dump_report(struct hid_device *, int , u8 *, int);
  21 void hid_dump_device(struct hid_device *, struct seq_file *);
  22 void hid_dump_field(struct hid_field *, int, struct seq_file *);
  23 char *hid_resolv_usage(unsigned, struct seq_file *);
  24 void hid_debug_register(struct hid_device *, const char *);
  25 void hid_debug_unregister(struct hid_device *);
  26 void hid_debug_init(void);
  27 void hid_debug_exit(void);
  28 void hid_debug_event(struct hid_device *, char *);
  29 
  30 struct hid_debug_list {
  31         DECLARE_KFIFO_PTR(hid_debug_fifo, char);
  32         struct fasync_struct *fasync;
  33         struct hid_device *hdev;
  34         struct list_head node;
  35         struct mutex read_mutex;
  36 };
  37 
  38 #else
  39 
  40 #define hid_dump_input(a,b,c)           do { } while (0)
  41 #define hid_dump_report(a,b,c,d)        do { } while (0)
  42 #define hid_dump_device(a,b)            do { } while (0)
  43 #define hid_dump_field(a,b,c)           do { } while (0)
  44 #define hid_resolv_usage(a,b)           do { } while (0)
  45 #define hid_debug_register(a, b)        do { } while (0)
  46 #define hid_debug_unregister(a)         do { } while (0)
  47 #define hid_debug_init()                do { } while (0)
  48 #define hid_debug_exit()                do { } while (0)
  49 #define hid_debug_event(a,b)            do { } while (0)
  50 
  51 #endif
  52 
  53 #endif