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Eric Moore635374e2009-03-09 01:21:12 -06001/*
2 * Logging Support for MPT (Message Passing Technology) based controllers
3 *
4 * This code is based on drivers/scsi/mpt2sas/mpt2_debug.c
Sreekanth Reddyd648d5a2013-07-25 11:28:01 +05305 * Copyright (C) 2007-2013 LSI Corporation
Eric Moore635374e2009-03-09 01:21:12 -06006 * (mailto:DL-MPTFusionLinux@lsi.com)
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * NO WARRANTY
19 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
20 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
21 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
22 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
23 * solely responsible for determining the appropriateness of using and
24 * distributing the Program and assumes all risks associated with its
25 * exercise of rights under this Agreement, including but not limited to
26 * the risks and costs of program errors, damage to or loss of data,
27 * programs or equipment, and unavailability or interruption of operations.
28
29 * DISCLAIMER OF LIABILITY
30 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
31 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
33 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
34 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
35 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
36 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
37
38 * You should have received a copy of the GNU General Public License
39 * along with this program; if not, write to the Free Software
40 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
41 * USA.
42 */
43
44#ifndef MPT2SAS_DEBUG_H_INCLUDED
45#define MPT2SAS_DEBUG_H_INCLUDED
46
47#define MPT_DEBUG 0x00000001
48#define MPT_DEBUG_MSG_FRAME 0x00000002
49#define MPT_DEBUG_SG 0x00000004
50#define MPT_DEBUG_EVENTS 0x00000008
51#define MPT_DEBUG_EVENT_WORK_TASK 0x00000010
52#define MPT_DEBUG_INIT 0x00000020
53#define MPT_DEBUG_EXIT 0x00000040
54#define MPT_DEBUG_FAIL 0x00000080
55#define MPT_DEBUG_TM 0x00000100
56#define MPT_DEBUG_REPLY 0x00000200
57#define MPT_DEBUG_HANDSHAKE 0x00000400
58#define MPT_DEBUG_CONFIG 0x00000800
59#define MPT_DEBUG_DL 0x00001000
60#define MPT_DEBUG_RESET 0x00002000
61#define MPT_DEBUG_SCSI 0x00004000
62#define MPT_DEBUG_IOCTL 0x00008000
63#define MPT_DEBUG_CSMISAS 0x00010000
64#define MPT_DEBUG_SAS 0x00020000
65#define MPT_DEBUG_TRANSPORT 0x00040000
66#define MPT_DEBUG_TASK_SET_FULL 0x00080000
67
68#define MPT_DEBUG_TARGET_MODE 0x00100000
69
70
71/*
72 * CONFIG_SCSI_MPT2SAS_LOGGING - enabled in Kconfig
73 */
74
75#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
76#define MPT_CHECK_LOGGING(IOC, CMD, BITS) \
77{ \
78 if (IOC->logging_level & BITS) \
79 CMD; \
80}
81#else
82#define MPT_CHECK_LOGGING(IOC, CMD, BITS)
83#endif /* CONFIG_SCSI_MPT2SAS_LOGGING */
84
85
86/*
87 * debug macros
88 */
89
90#define dprintk(IOC, CMD) \
91 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG)
92
93#define dsgprintk(IOC, CMD) \
94 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SG)
95
96#define devtprintk(IOC, CMD) \
97 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENTS)
98
99#define dewtprintk(IOC, CMD) \
100 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENT_WORK_TASK)
101
102#define dinitprintk(IOC, CMD) \
103 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_INIT)
104
105#define dexitprintk(IOC, CMD) \
106 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EXIT)
107
108#define dfailprintk(IOC, CMD) \
109 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_FAIL)
110
111#define dtmprintk(IOC, CMD) \
112 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TM)
113
114#define dreplyprintk(IOC, CMD) \
115 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_REPLY)
116
117#define dhsprintk(IOC, CMD) \
118 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_HANDSHAKE)
119
120#define dcprintk(IOC, CMD) \
121 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CONFIG)
122
123#define ddlprintk(IOC, CMD) \
124 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_DL)
125
126#define drsprintk(IOC, CMD) \
127 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_RESET)
128
129#define dsprintk(IOC, CMD) \
130 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SCSI)
131
132#define dctlprintk(IOC, CMD) \
133 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_IOCTL)
134
135#define dcsmisasprintk(IOC, CMD) \
136 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CSMISAS)
137
138#define dsasprintk(IOC, CMD) \
139 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS)
140
141#define dsastransport(IOC, CMD) \
142 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS_WIDE)
143
144#define dmfprintk(IOC, CMD) \
145 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_MSG_FRAME)
146
147#define dtsfprintk(IOC, CMD) \
148 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TASK_SET_FULL)
149
150#define dtransportprintk(IOC, CMD) \
151 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRANSPORT)
152
153#define dTMprintk(IOC, CMD) \
154 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TARGET_MODE)
155
156/* inline functions for dumping debug data*/
157#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
158/**
159 * _debug_dump_mf - print message frame contents
160 * @mpi_request: pointer to message frame
161 * @sz: number of dwords
162 */
163static inline void
164_debug_dump_mf(void *mpi_request, int sz)
165{
166 int i;
Kashyap, Desaic97951e2011-06-14 10:54:56 +0530167 __le32 *mfp = (__le32 *)mpi_request;
Eric Moore635374e2009-03-09 01:21:12 -0600168
169 printk(KERN_INFO "mf:\n\t");
170 for (i = 0; i < sz; i++) {
171 if (i && ((i % 8) == 0))
172 printk("\n\t");
173 printk("%08x ", le32_to_cpu(mfp[i]));
174 }
175 printk("\n");
176}
177#else
178#define _debug_dump_mf(mpi_request, sz)
179#endif /* CONFIG_SCSI_MPT2SAS_LOGGING */
180
181#endif /* MPT2SAS_DEBUG_H_INCLUDED */