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/* $FreeBSD: release/9.1.0/sys/dev/usb/usb_debug.h 207077 2010-04-22 21:31:34Z thompsa $ */
/*-
* Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/* This file contains various factored out debug macros. */
#ifndef _USB_DEBUG_H_
#define _USB_DEBUG_H_
/* Declare global USB debug variable. */
extern int usb_debug;
/* Check if USB debugging is enabled. */
#ifdef USB_DEBUG_VAR
#ifdef USB_DEBUG
#define DPRINTFN(n,fmt,...) do { \
if ((USB_DEBUG_VAR) >= (n)) { \
printf("%s: " fmt, \
__FUNCTION__,## __VA_ARGS__); \
} \
} while (0)
#define DPRINTF(...) DPRINTFN(1, __VA_ARGS__)
#else
#define DPRINTF(...) do { } while (0)
#define DPRINTFN(...) do { } while (0)
#endif
#endif
struct usb_interface;
struct usb_device;
struct usb_endpoint;
struct usb_xfer;
void usb_dump_iface(struct usb_interface *iface);
void usb_dump_device(struct usb_device *udev);
void usb_dump_queue(struct usb_endpoint *ep);
void usb_dump_endpoint(struct usb_endpoint *ep);
void usb_dump_xfer(struct usb_xfer *xfer);
#endif /* _USB_DEBUG_H_ */