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
54
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