1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2025 Google LLC
*/
#undef TRACE_SYSTEM
#define TRACE_SYSTEM usbcore
#if !defined(_USB_CORE_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _USB_CORE_TRACE_H
#include <linux/types.h>
#include <linux/tracepoint.h>
#include <linux/usb.h>
DECLARE_EVENT_CLASS(usb_core_log_usb_device,
TP_PROTO(struct usb_device *udev),
TP_ARGS(udev),
TP_STRUCT__entry(
__string(name, dev_name(&udev->dev))
__field(enum usb_device_speed, speed)
__field(enum usb_device_state, state)
__field(unsigned short, bus_mA)
__field(unsigned, authorized)
),
TP_fast_assign(
__assign_str(name);
__entry->speed = udev->speed;
__entry->state = udev->state;
__entry->bus_mA = udev->bus_mA;
__entry->authorized = udev->authorized;
),
TP_printk("usb %s speed %s state %s %dmA [%s]",
__get_str(name),
usb_speed_string(__entry->speed),
usb_state_string(__entry->state),
__entry->bus_mA,
__entry->authorized ? "authorized" : "unauthorized")
);
DEFINE_EVENT(usb_core_log_usb_device, usb_set_device_state,
TP_PROTO(struct usb_device *udev),
TP_ARGS(udev)
);
DEFINE_EVENT(usb_core_log_usb_device, usb_alloc_dev,
TP_PROTO(struct usb_device *udev),
TP_ARGS(udev)
);
#endif /* _USB_CORE_TRACE_H */
/* this part has to be here */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE trace
#include <trace/define_trace.h>
|
