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f92363d1 SR |
1 | /* |
2 | * Logging Support for MPT (Message Passing Technology) based controllers | |
3 | * | |
4 | * This code is based on drivers/scsi/mpt3sas/mpt3sas_debug.c | |
a4ffce0d | 5 | * Copyright (C) 2012-2014 LSI Corporation |
a03bd153 SR |
6 | * Copyright (C) 2013-2014 Avago Technologies |
7 | * (mailto: MPT-FusionLinux.pdl@avagotech.com) | |
f92363d1 SR |
8 | * |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License | |
11 | * as published by the Free Software Foundation; either version 2 | |
12 | * of the License, or (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * NO WARRANTY | |
20 | * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR | |
21 | * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT | |
22 | * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, | |
23 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is | |
24 | * solely responsible for determining the appropriateness of using and | |
25 | * distributing the Program and assumes all risks associated with its | |
26 | * exercise of rights under this Agreement, including but not limited to | |
27 | * the risks and costs of program errors, damage to or loss of data, | |
28 | * programs or equipment, and unavailability or interruption of operations. | |
29 | ||
30 | * DISCLAIMER OF LIABILITY | |
31 | * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY | |
32 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
33 | * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND | |
34 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
35 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
36 | * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED | |
37 | * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES | |
38 | ||
39 | * You should have received a copy of the GNU General Public License | |
40 | * along with this program; if not, write to the Free Software | |
41 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | |
42 | * USA. | |
43 | */ | |
44 | ||
45 | #ifndef MPT3SAS_DEBUG_H_INCLUDED | |
46 | #define MPT3SAS_DEBUG_H_INCLUDED | |
47 | ||
48 | #define MPT_DEBUG 0x00000001 | |
49 | #define MPT_DEBUG_MSG_FRAME 0x00000002 | |
50 | #define MPT_DEBUG_SG 0x00000004 | |
51 | #define MPT_DEBUG_EVENTS 0x00000008 | |
52 | #define MPT_DEBUG_EVENT_WORK_TASK 0x00000010 | |
53 | #define MPT_DEBUG_INIT 0x00000020 | |
54 | #define MPT_DEBUG_EXIT 0x00000040 | |
55 | #define MPT_DEBUG_FAIL 0x00000080 | |
56 | #define MPT_DEBUG_TM 0x00000100 | |
57 | #define MPT_DEBUG_REPLY 0x00000200 | |
58 | #define MPT_DEBUG_HANDSHAKE 0x00000400 | |
59 | #define MPT_DEBUG_CONFIG 0x00000800 | |
60 | #define MPT_DEBUG_DL 0x00001000 | |
61 | #define MPT_DEBUG_RESET 0x00002000 | |
62 | #define MPT_DEBUG_SCSI 0x00004000 | |
63 | #define MPT_DEBUG_IOCTL 0x00008000 | |
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_TRIGGER_DIAG 0x00200000 | |
69 | ||
70 | ||
71 | /* | |
72 | * CONFIG_SCSI_MPT3SAS_LOGGING - enabled in Kconfig | |
73 | */ | |
74 | ||
75 | #ifdef CONFIG_SCSI_MPT3SAS_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_MPT3SAS_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 dsasprintk(IOC, CMD) \ | |
136 | MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS) | |
137 | ||
138 | #define dsastransport(IOC, CMD) \ | |
139 | MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS_WIDE) | |
140 | ||
141 | #define dmfprintk(IOC, CMD) \ | |
142 | MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_MSG_FRAME) | |
143 | ||
144 | #define dtsfprintk(IOC, CMD) \ | |
145 | MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TASK_SET_FULL) | |
146 | ||
147 | #define dtransportprintk(IOC, CMD) \ | |
148 | MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRANSPORT) | |
149 | ||
150 | #define dTriggerDiagPrintk(IOC, CMD) \ | |
151 | MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TRIGGER_DIAG) | |
152 | ||
153 | ||
154 | ||
155 | /* inline functions for dumping debug data*/ | |
156 | #ifdef CONFIG_SCSI_MPT3SAS_LOGGING | |
157 | /** | |
158 | * _debug_dump_mf - print message frame contents | |
159 | * @mpi_request: pointer to message frame | |
160 | * @sz: number of dwords | |
161 | */ | |
162 | static inline void | |
163 | _debug_dump_mf(void *mpi_request, int sz) | |
164 | { | |
165 | int i; | |
166 | __le32 *mfp = (__le32 *)mpi_request; | |
167 | ||
168 | pr_info("mf:\n\t"); | |
169 | for (i = 0; i < sz; i++) { | |
170 | if (i && ((i % 8) == 0)) | |
171 | pr_info("\n\t"); | |
172 | pr_info("%08x ", le32_to_cpu(mfp[i])); | |
173 | } | |
174 | pr_info("\n"); | |
175 | } | |
176 | /** | |
177 | * _debug_dump_reply - print message frame contents | |
178 | * @mpi_request: pointer to message frame | |
179 | * @sz: number of dwords | |
180 | */ | |
181 | static inline void | |
182 | _debug_dump_reply(void *mpi_request, int sz) | |
183 | { | |
184 | int i; | |
185 | __le32 *mfp = (__le32 *)mpi_request; | |
186 | ||
187 | pr_info("reply:\n\t"); | |
188 | for (i = 0; i < sz; i++) { | |
189 | if (i && ((i % 8) == 0)) | |
190 | pr_info("\n\t"); | |
191 | pr_info("%08x ", le32_to_cpu(mfp[i])); | |
192 | } | |
193 | pr_info("\n"); | |
194 | } | |
195 | /** | |
196 | * _debug_dump_config - print config page contents | |
197 | * @mpi_request: pointer to message frame | |
198 | * @sz: number of dwords | |
199 | */ | |
200 | static inline void | |
201 | _debug_dump_config(void *mpi_request, int sz) | |
202 | { | |
203 | int i; | |
204 | __le32 *mfp = (__le32 *)mpi_request; | |
205 | ||
206 | pr_info("config:\n\t"); | |
207 | for (i = 0; i < sz; i++) { | |
208 | if (i && ((i % 8) == 0)) | |
209 | pr_info("\n\t"); | |
210 | pr_info("%08x ", le32_to_cpu(mfp[i])); | |
211 | } | |
212 | pr_info("\n"); | |
213 | } | |
214 | #else | |
215 | #define _debug_dump_mf(mpi_request, sz) | |
216 | #define _debug_dump_reply(mpi_request, sz) | |
217 | #define _debug_dump_config(mpi_request, sz) | |
218 | #endif /* CONFIG_SCSI_MPT3SAS_LOGGING */ | |
219 | ||
220 | #endif /* MPT3SAS_DEBUG_H_INCLUDED */ |