1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28/* This file contains various factored out debug macros. */
29
30#ifndef _USB_DEBUG_H_
31#define _USB_DEBUG_H_
32
33/* Declare global USB debug variable. */
34extern int usb_debug;
35
36/* Check if USB debugging is enabled. */
37#ifdef USB_DEBUG_VAR
38#ifdef USB_DEBUG
39#define DPRINTFN(n,fmt,...) do { \
40 if ((USB_DEBUG_VAR) >= (n)) { \
41 printf("%s: " fmt, \
42 __FUNCTION__ ,##__VA_ARGS__); \
43 } \
44} while (0)
45#define DPRINTF(...) DPRINTFN(1, __VA_ARGS__)
46#define __usbdebug_used
47#else
48#define DPRINTF(...) do { } while (0)
49#define DPRINTFN(...) do { } while (0)
50#define __usbdebug_used __unused
51#endif
52#endif
53
54struct usb_interface;
55struct usb_device;
56struct usb_endpoint;
57struct usb_xfer;
58
59void usb_dump_iface(struct usb_interface *iface);
60void usb_dump_device(struct usb_device *udev);
61void usb_dump_queue(struct usb_endpoint *ep);
62void usb_dump_endpoint(struct usb_endpoint *ep);
63void usb_dump_xfer(struct usb_xfer *xfer);
64
65#ifdef USB_DEBUG
66extern unsigned usb_port_reset_delay;
67extern unsigned usb_port_root_reset_delay;
68extern unsigned usb_port_reset_recovery;
69extern unsigned usb_port_powerup_delay;
70extern unsigned usb_port_resume_delay;
71extern unsigned usb_set_address_settle;
72extern unsigned usb_resume_delay;
73extern unsigned usb_resume_wait;
74extern unsigned usb_resume_recovery;
75extern unsigned usb_extra_power_up_time;
76extern unsigned usb_enum_nice_time;
77#else
78#define usb_port_reset_delay USB_PORT_RESET_DELAY
79#define usb_port_root_reset_delay USB_PORT_ROOT_RESET_DELAY
80#define usb_port_reset_recovery USB_PORT_RESET_RECOVERY
81#define usb_port_powerup_delay USB_PORT_POWERUP_DELAY
82#define usb_port_resume_delay USB_PORT_RESUME_DELAY
83#define usb_set_address_settle USB_SET_ADDRESS_SETTLE
84#define usb_resume_delay USB_RESUME_DELAY
85#define usb_resume_wait USB_RESUME_WAIT
86#define usb_resume_recovery USB_RESUME_RECOVERY
87#define usb_extra_power_up_time USB_EXTRA_POWER_UP_TIME
88#define usb_enum_nice_time USB_ENUM_NICE_TIME
89#endif
90
91#endif /* _USB_DEBUG_H_ */