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usbhist.h revision 1.3 
      1 /*	$NetBSD: usbhist.h,v 1.3 2015/10/29 00:15:48 mrg Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2012 Matthew R. Green
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     23  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     28  * SUCH DAMAGE.
     29  */
     30 
     31 #ifndef _DEV_USB_USBHIST_H_
     32 #define _DEV_USB_USBHIST_H_
     33 
     34 #if defined(_KERNEL_OPT)
     35 #include "opt_usb.h"
     36 #endif
     37 
     38 /*
     39  * Make USBHIST_PRINT force on KERNHIST_PRINT for at least USBHIST_* usage.
     40  */
     41 #if defined(USBHIST_PRINT) && !defined(KERNHIST_PRINT)
     42 #define KERNHIST_PRINT 1
     43 #endif
     44 
     45 #include <sys/kernhist.h>
     46 
     47 #ifdef USB_DEBUG
     48 
     49 extern int usbdebug;
     50 
     51 #define USBHIST_DECL(NAME)		KERNHIST_DECL(NAME)
     52 #define USBHIST_DEFINE(NAME)		KERNHIST_DEFINE(NAME)
     53 #define USBHIST_INIT(NAME,N)		KERNHIST_INIT(NAME,N)
     54 #define USBHIST_INIT_STATIC(NAME,BUF)	KERNHIST_INIT_STATIC(NAME,BUF)
     55 #define USBHIST_LINK_STATIC(NAME)	KERNHIST_LINK_STATIC(NAME)
     56 #define USBHIST_LOGN(NAME,N,FMT,A,B,C,D)	do {		\
     57 	if ((NAME) >= (N)) {					\
     58 		KERNHIST_LOG(usbhist,FMT,A,B,C,D);		\
     59 	}							\
     60 } while (0)
     61 #define USBHIST_LOG(NAME,FMT,A,B,C,D)	USBHIST_LOGN(NAME,1,FMT,A,B,C,D)
     62 #define USBHIST_CALLED(NAME)			do {		\
     63 	if ((NAME) != 0) {					\
     64 		KERNHIST_CALLED(usbhist);			\
     65 	}							\
     66 } while (0)
     67 #define USBHIST_FUNC()			KERNHIST_FUNC(__func__)
     68 
     69 USBHIST_DECL(usbhist);
     70 
     71 #else
     72 
     73 #define USBHIST_DECL(NAME)
     74 #define USBHIST_DEFINE(NAME)
     75 #define USBHIST_INIT(NAME,N)
     76 #define USBHIST_INIT_STATIC(NAME,BUF)
     77 #define USBHIST_LINK_STATIC(NAME)
     78 #define USBHIST_LOGN(N,NAME,FMT,A,B,C,D)	do { } while(0)
     79 #define USBHIST_LOG(NAME,FMT,A,B,C,D)		do { } while(0)
     80 #define USBHIST_CALLED(NAME)
     81 #define USBHIST_FUNC()
     82 
     83 #endif
     84 
     85 #endif /* _DEV_USBUSB_HIST_H_ */
     86