aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/scsi/mpt2sas/mpt2sas_debug.h
blob: 3dcddfeb6f4c4d5c50de4b39de8ef25b1b247965 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
/*
 * Logging Support for MPT (Message Passing Technology) based controllers
 *
 * This code is based on drivers/scsi/mpt2sas/mpt2_debug.c
 * Copyright (C) 2007-2010  LSI Corporation
 *  (mailto:DL-MPTFusionLinux@lsi.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * NO WARRANTY
 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
 * solely responsible for determining the appropriateness of using and
 * distributing the Program and assumes all risks associated with its
 * exercise of rights under this Agreement, including but not limited to
 * the risks and costs of program errors, damage to or loss of data,
 * programs or equipment, and unavailability or interruption of operations.

 * DISCLAIMER OF LIABILITY
 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), 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 OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 */

#ifndef MPT2SAS_DEBUG_H_INCLUDED
#define MPT2SAS_DEBUG_H_INCLUDED

#define MPT_DEBUG			0x00000001
#define MPT_DEBUG_MSG_FRAME		0x00000002
#define MPT_DEBUG_SG			0x00000004
#define MPT_DEBUG_EVENTS		0x00000008
#define MPT_DEBUG_EVENT_WORK_TASK	0x00000010
#define MPT_DEBUG_INIT			0x00000020
#define MPT_DEBUG_EXIT			0x00000040
#define MPT_DEBUG_FAIL			0x00000080
#define MPT_DEBUG_TM			0x00000100
#define MPT_DEBUG_REPLY			0x00000200
#define MPT_DEBUG_HANDSHAKE		0x00000400
#define MPT_DEBUG_CONFIG		0x00000800
#define MPT_DEBUG_DL			0x00001000
#define MPT_DEBUG_RESET			0x00002000
#define MPT_DEBUG_SCSI			0x00004000
#define MPT_DEBUG_IOCTL			0x00008000
#define MPT_DEBUG_CSMISAS		0x00010000
#define MPT_DEBUG_SAS			0x00020000
#define MPT_DEBUG_TRANSPORT		0x00040000
#define MPT_DEBUG_TASK_SET_FULL		0x00080000

#define MPT_DEBUG_TARGET_MODE		0x00100000


/*
 * CONFIG_SCSI_MPT2SAS_LOGGING - enabled in Kconfig
 */

#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
#define MPT_CHECK_LOGGING(IOC, CMD, BITS)			\
{								\
	if (IOC->logging_level & BITS)				\
		CMD;						\
}
#else
#define MPT_CHECK_LOGGING(IOC, CMD, BITS)
#endif /* CONFIG_SCSI_MPT2SAS_LOGGING */


/*
 * debug macros
 */

#define dprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG)

#define dsgprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SG)

#define devtprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENTS)

#define dewtprintk(IOC, CMD)		\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENT_WORK_TASK)

#define dinitprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_INIT)

#define dexitprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EXIT)

#define dfailprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_FAIL)

#define dtmprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TM)

#define dreplyprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_REPLY)

#define dhsprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_HANDSHAKE)

#define dcprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CONFIG)

#define ddlprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_DL)

#define drsprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_RESET)

#define dsprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SCSI)

#define dctlprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_IOCTL)

#define dcsmisasprintk(IOC, CMD)		\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CSMISAS)

#define dsasprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS)

#define dsastransport(IOC, CMD)		\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS_WIDE)

#define dmfprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_MSG_FRAME)

#define dtsfprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TASK_SET_FULL)

#define dtransportprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRANSPORT)

#define dTMprintk(IOC, CMD)			\
	MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TARGET_MODE)

/* inline functions for dumping debug data*/
#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
/**
 * _debug_dump_mf - print message frame contents
 * @mpi_request: pointer to message frame
 * @sz: number of dwords
 */
static inline void
_debug_dump_mf(void *mpi_request, int sz)
{
	int i;
	u32 *mfp = (u32 *)mpi_request;

	printk(KERN_INFO "mf:\n\t");
	for (i = 0; i < sz; i++) {
		if (i && ((i % 8) == 0))
			printk("\n\t");
		printk("%08x ", le32_to_cpu(mfp[i]));
	}
	printk("\n");
}
#else
#define _debug_dump_mf(mpi_request, sz)
#endif /* CONFIG_SCSI_MPT2SAS_LOGGING */

#endif /* MPT2SAS_DEBUG_H_INCLUDED */