xref: /freebsd/sys/dev/usb/usb_debug.h (revision ae60fdfba263901c34490262054e1dd39878b8f8)
102ac6454SAndrew Thompson /* $FreeBSD$ */
202ac6454SAndrew Thompson /*-
302ac6454SAndrew Thompson  * Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
402ac6454SAndrew Thompson  *
502ac6454SAndrew Thompson  * Redistribution and use in source and binary forms, with or without
602ac6454SAndrew Thompson  * modification, are permitted provided that the following conditions
702ac6454SAndrew Thompson  * are met:
802ac6454SAndrew Thompson  * 1. Redistributions of source code must retain the above copyright
902ac6454SAndrew Thompson  *    notice, this list of conditions and the following disclaimer.
1002ac6454SAndrew Thompson  * 2. Redistributions in binary form must reproduce the above copyright
1102ac6454SAndrew Thompson  *    notice, this list of conditions and the following disclaimer in the
1202ac6454SAndrew Thompson  *    documentation and/or other materials provided with the distribution.
1302ac6454SAndrew Thompson  *
1402ac6454SAndrew Thompson  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
1502ac6454SAndrew Thompson  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1602ac6454SAndrew Thompson  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1702ac6454SAndrew Thompson  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
1802ac6454SAndrew Thompson  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1902ac6454SAndrew Thompson  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2002ac6454SAndrew Thompson  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2102ac6454SAndrew Thompson  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2202ac6454SAndrew Thompson  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2302ac6454SAndrew Thompson  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2402ac6454SAndrew Thompson  * SUCH DAMAGE.
2502ac6454SAndrew Thompson  */
2602ac6454SAndrew Thompson 
2702ac6454SAndrew Thompson /* This file contains various factored out debug macros. */
2802ac6454SAndrew Thompson 
2902ac6454SAndrew Thompson #ifndef _USB2_DEBUG_H_
3002ac6454SAndrew Thompson #define	_USB2_DEBUG_H_
3102ac6454SAndrew Thompson 
3202ac6454SAndrew Thompson /* Declare parent SYSCTL USB node. */
339360ae40SAndrew Thompson SYSCTL_DECL(_hw_usb);
3402ac6454SAndrew Thompson 
3502ac6454SAndrew Thompson /* Declare global USB debug variable. */
3602ac6454SAndrew Thompson extern int usb2_debug;
3702ac6454SAndrew Thompson 
3802ac6454SAndrew Thompson /* Check if USB debugging is enabled. */
3902ac6454SAndrew Thompson #ifdef USB_DEBUG_VAR
4002ac6454SAndrew Thompson #if (USB_DEBUG != 0)
4102ac6454SAndrew Thompson #define	DPRINTFN(n,fmt,...) do {				\
4202ac6454SAndrew Thompson   if ((USB_DEBUG_VAR) >= (n)) {				\
4302ac6454SAndrew Thompson     printf("%s:%u: " fmt,				\
4402ac6454SAndrew Thompson 	   __FUNCTION__, __LINE__,## __VA_ARGS__);	\
4502ac6454SAndrew Thompson   }							\
4602ac6454SAndrew Thompson } while (0)
4702ac6454SAndrew Thompson #define	DPRINTF(...)	DPRINTFN(1, __VA_ARGS__)
4802ac6454SAndrew Thompson #else
4902ac6454SAndrew Thompson #define	DPRINTF(...) do { } while (0)
5002ac6454SAndrew Thompson #define	DPRINTFN(...) do { } while (0)
5102ac6454SAndrew Thompson #endif
5202ac6454SAndrew Thompson #endif
5302ac6454SAndrew Thompson 
54760bc48eSAndrew Thompson struct usb_interface;
55760bc48eSAndrew Thompson struct usb_device;
56ae60fdfbSAndrew Thompson struct usb_endpoint;
57760bc48eSAndrew Thompson struct usb_xfer;
5802ac6454SAndrew Thompson 
59760bc48eSAndrew Thompson void	usb2_dump_iface(struct usb_interface *iface);
60760bc48eSAndrew Thompson void	usb2_dump_device(struct usb_device *udev);
61ae60fdfbSAndrew Thompson void	usb2_dump_queue(struct usb_endpoint *ep);
62ae60fdfbSAndrew Thompson void	usb2_dump_endpoint(struct usb_endpoint *ep);
63760bc48eSAndrew Thompson void	usb2_dump_xfer(struct usb_xfer *xfer);
6402ac6454SAndrew Thompson 
6502ac6454SAndrew Thompson #endif					/* _USB2_DEBUG_H_ */
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