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      1 /*	$NetBSD: usbhist.h,v 1.9 2025/04/26 06:55:19 andvar 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  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _DEV_USB_USBHIST_H_
     30 #define _DEV_USB_USBHIST_H_
     31 
     32 #if defined(_KERNEL_OPT)
     33 #include "opt_usb.h"
     34 #endif
     35 
     36 /*
     37  * Make USBHIST_PRINT force on KERNHIST_PRINT for at least USBHIST_* usage.
     38  */
     39 #if defined(USBHIST_PRINT) && !defined(KERNHIST_PRINT)
     40 #define KERNHIST_PRINT 1
     41 #endif
     42 
     43 #include <sys/kernhist.h>
     44 
     45 #ifdef USB_DEBUG
     46 
     47 extern int usbdebug;
     48 
     49 #define USBHIST_DECL(NAME)		KERNHIST_DECL(NAME)
     50 #define USBHIST_DEFINE(NAME)		KERNHIST_DEFINE(NAME)
     51 #define USBHIST_INIT(NAME,N)		KERNHIST_INIT(NAME,N)
     52 #define USBHIST_LINK_STATIC(NAME)	KERNHIST_LINK_STATIC(NAME)
     53 #define USBHIST_LOGN(NAME,N,FMT,A,B,C,D)	do {		\
     54 	if ((NAME) >= (N)) {					\
     55 		KERNHIST_LOG(usbhist,FMT,A,B,C,D);		\
     56 	}							\
     57 } while (0)
     58 #define USBHIST_LOGM(NAME,N,FMT,A,B,C,D)	do {		\
     59 	if ((NAME) & (N)) {					\
     60 		KERNHIST_LOG(usbhist,FMT,A,B,C,D);		\
     61 	}							\
     62 } while (0)
     63 #define USBHIST_LOG(NAME,FMT,A,B,C,D)	USBHIST_LOGN(NAME,1,FMT,A,B,C,D)
     64 #define USBHIST_CALLED(NAME)			do {		\
     65 	if ((NAME) != 0) {					\
     66 		KERNHIST_CALLED(usbhist);			\
     67 	}							\
     68 } while (0)
     69 #define USBHIST_CALLARGS(NAME,FMT,A,B,C,D) do {			\
     70 	if ((NAME) != 0) {					\
     71 		KERNHIST_CALLARGS(usbhist,FMT,A,B,C,D);		\
     72 	}							\
     73 } while (0)
     74 #define USBHIST_CALLARGSN(NAME,N,FMT,A,B,C,D) do {		\
     75 	if ((NAME) >= (N)) {					\
     76 		KERNHIST_CALLARGS(usbhist,FMT,A,B,C,D);		\
     77 	}							\
     78 } while (0)
     79 #define USBHIST_FUNC()			KERNHIST_FUNC(__func__)
     80 
     81 USBHIST_DECL(usbhist);
     82 
     83 #else
     84 
     85 #define USBHIST_DECL(NAME)
     86 #define USBHIST_DEFINE(NAME)
     87 #define USBHIST_INIT(NAME,N)
     88 #define USBHIST_LINK_STATIC(NAME)
     89 #define USBHIST_LOGN(N,NAME,FMT,A,B,C,D)	do { } while(0)
     90 #define USBHIST_LOGM(N,NAME,FMT,A,B,C,D)	do { } while(0)
     91 #define USBHIST_LOG(NAME,FMT,A,B,C,D)		do { } while(0)
     92 #define USBHIST_CALLARGS(NAME,FMT,A,B,C,D)
     93 #define USBHIST_CALLARGSN(NAME,N,FMT,A,B,C,D)
     94 #define USBHIST_CALLED(NAME)
     95 #define USBHIST_FUNC()
     96 
     97 #endif
     98 
     99 #endif /* _DEV_USB_USBHIST_H_ */
    100