xref: /netbsd-src/sys/dev/usb/usbhist.h (revision d914a3c1b942947a8b1fa87645678df29ac8e6ab)
1 /*	$NetBSD: usbhist.h,v 1.8 2021/12/11 19:24:21 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  *
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_USBUSB_HIST_H_ */
100