1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * linux/drivers/message/fusion/mptdebug.h
4 * For use with LSI PCI chip/adapter(s)
5 * running LSI Fusion MPT (Message Passing Technology) firmware.
6 *
7 * Copyright (c) 1999-2008 LSI Corporation
8 * (mailto:DL-MPTFusionLinux@lsi.com)
9 *
10 */
11 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
12
13 #ifndef MPTDEBUG_H_INCLUDED
14 #define MPTDEBUG_H_INCLUDED
15
16 /*
17 * debug level can be programmed on the fly via SysFS (hex values)
18 *
19 * Example: (programming for MPT_DEBUG_EVENTS on host 5)
20 *
21 * echo 8 > /sys/class/scsi_host/host5/debug_level
22 *
23 * --------------------------------------------------------
24 * mpt_debug_level - command line parameter
25 * this allow enabling debug at driver load time (for all iocs)
26 *
27 * Example (programming for MPT_DEBUG_EVENTS)
28 *
29 * insmod mptbase.ko mpt_debug_level=8
30 *
31 * --------------------------------------------------------
32 * CONFIG_FUSION_LOGGING - enables compiling debug into driver
33 * this can be enabled in the driver Makefile
34 *
35 *
36 * --------------------------------------------------------
37 * Please note most debug prints are set to logging priority = debug
38 * This is the lowest level, and most verbose. Please refer to manual
39 * pages for syslogd or syslogd-ng on how to configure this.
40 */
41
42 #define MPT_DEBUG 0x00000001
43 #define MPT_DEBUG_MSG_FRAME 0x00000002
44 #define MPT_DEBUG_SG 0x00000004
45 #define MPT_DEBUG_EVENTS 0x00000008
46 #define MPT_DEBUG_VERBOSE_EVENTS 0x00000010
47 #define MPT_DEBUG_INIT 0x00000020
48 #define MPT_DEBUG_EXIT 0x00000040
49 #define MPT_DEBUG_FAIL 0x00000080
50 #define MPT_DEBUG_TM 0x00000100
51 #define MPT_DEBUG_DV 0x00000200
52 #define MPT_DEBUG_REPLY 0x00000400
53 #define MPT_DEBUG_HANDSHAKE 0x00000800
54 #define MPT_DEBUG_CONFIG 0x00001000
55 #define MPT_DEBUG_DL 0x00002000
56 #define MPT_DEBUG_RESET 0x00008000
57 #define MPT_DEBUG_SCSI 0x00010000
58 #define MPT_DEBUG_IOCTL 0x00020000
59 #define MPT_DEBUG_FC 0x00080000
60 #define MPT_DEBUG_SAS 0x00100000
61 #define MPT_DEBUG_SAS_WIDE 0x00200000
62 #define MPT_DEBUG_36GB_MEM 0x00400000
63
64 /*
65 * CONFIG_FUSION_LOGGING - enabled in Kconfig
66 */
67
68 #ifdef CONFIG_FUSION_LOGGING
69 #define MPT_CHECK_LOGGING(IOC, CMD, BITS) \
70 do { \
71 if (IOC->debug_level & BITS) \
72 CMD; \
73 } while (0)
74 #else
75 #define MPT_CHECK_LOGGING(IOC, CMD, BITS) \
76 do { } while (0)
77 #endif
78
79
80 /*
81 * debug macros
82 */
83
84 #define dprintk(IOC, CMD) \
85 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG)
86
87 #define dsgprintk(IOC, CMD) \
88 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SG)
89
90 #define devtprintk(IOC, CMD) \
91 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EVENTS)
92
93 #define devtverboseprintk(IOC, CMD) \
94 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_VERBOSE_EVENTS)
95
96 #define dinitprintk(IOC, CMD) \
97 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_INIT)
98
99 #define dexitprintk(IOC, CMD) \
100 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_EXIT)
101
102 #define dfailprintk(IOC, CMD) \
103 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_FAIL)
104
105 #define dtmprintk(IOC, CMD) \
106 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_TM)
107
108 #define ddvprintk(IOC, CMD) \
109 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_DV)
110
111 #define dreplyprintk(IOC, CMD) \
112 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_REPLY)
113
114 #define dhsprintk(IOC, CMD) \
115 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_HANDSHAKE)
116
117 #define dcprintk(IOC, CMD) \
118 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_CONFIG)
119
120 #define ddlprintk(IOC, CMD) \
121 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_DL)
122
123 #define drsprintk(IOC, CMD) \
124 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_RESET)
125
126 #define dsprintk(IOC, CMD) \
127 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SCSI)
128
129 #define dctlprintk(IOC, CMD) \
130 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_IOCTL)
131
132 #define dfcprintk(IOC, CMD) \
133 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_FC)
134
135 #define dsasprintk(IOC, CMD) \
136 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS)
137
138 #define dsaswideprintk(IOC, CMD) \
139 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_SAS_WIDE)
140
141 #define d36memprintk(IOC, CMD) \
142 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_36GB_MEM)
143
144
145 /*
146 * Verbose logging
147 */
148 #if defined(MPT_DEBUG_VERBOSE) && defined(CONFIG_FUSION_LOGGING)
149 static inline void
DBG_DUMP_FW_DOWNLOAD(MPT_ADAPTER * ioc,u32 * mfp,int numfrags)150 DBG_DUMP_FW_DOWNLOAD(MPT_ADAPTER *ioc, u32 *mfp, int numfrags)
151 {
152 int i;
153
154 if (!(ioc->debug_level & MPT_DEBUG))
155 return;
156 printk(KERN_DEBUG "F/W download request:\n");
157 for (i=0; i < 7+numfrags*2; i++)
158 printk(" %08x", le32_to_cpu(mfp[i]));
159 printk("\n");
160 }
161
162 static inline void
DBG_DUMP_PUT_MSG_FRAME(MPT_ADAPTER * ioc,u32 * mfp)163 DBG_DUMP_PUT_MSG_FRAME(MPT_ADAPTER *ioc, u32 *mfp)
164 {
165 int ii, n;
166
167 if (!(ioc->debug_level & MPT_DEBUG_MSG_FRAME))
168 return;
169 printk(KERN_DEBUG "%s: About to Put msg frame @ %p:\n",
170 ioc->name, mfp);
171 n = ioc->req_sz/4 - 1;
172 while (mfp[n] == 0)
173 n--;
174 for (ii=0; ii<=n; ii++) {
175 if (ii && ((ii%8)==0))
176 printk("\n");
177 printk(" %08x", le32_to_cpu(mfp[ii]));
178 }
179 printk("\n");
180 }
181
182 static inline void
DBG_DUMP_FW_REQUEST_FRAME(MPT_ADAPTER * ioc,u32 * mfp)183 DBG_DUMP_FW_REQUEST_FRAME(MPT_ADAPTER *ioc, u32 *mfp)
184 {
185 int i, n;
186
187 if (!(ioc->debug_level & MPT_DEBUG_MSG_FRAME))
188 return;
189 n = 10;
190 printk(KERN_INFO " ");
191 for (i = 0; i < n; i++)
192 printk(" %08x", le32_to_cpu(mfp[i]));
193 printk("\n");
194 }
195
196 static inline void
DBG_DUMP_REQUEST_FRAME(MPT_ADAPTER * ioc,u32 * mfp)197 DBG_DUMP_REQUEST_FRAME(MPT_ADAPTER *ioc, u32 *mfp)
198 {
199 int i, n;
200
201 if (!(ioc->debug_level & MPT_DEBUG_MSG_FRAME))
202 return;
203 n = 24;
204 for (i=0; i<n; i++) {
205 if (i && ((i%8)==0))
206 printk("\n");
207 printk("%08x ", le32_to_cpu(mfp[i]));
208 }
209 printk("\n");
210 }
211
212 static inline void
DBG_DUMP_REPLY_FRAME(MPT_ADAPTER * ioc,u32 * mfp)213 DBG_DUMP_REPLY_FRAME(MPT_ADAPTER *ioc, u32 *mfp)
214 {
215 int i, n;
216
217 if (!(ioc->debug_level & MPT_DEBUG_MSG_FRAME))
218 return;
219 n = (le32_to_cpu(mfp[0]) & 0x00FF0000) >> 16;
220 printk(KERN_INFO " ");
221 for (i=0; i<n; i++)
222 printk(" %08x", le32_to_cpu(mfp[i]));
223 printk("\n");
224 }
225
226 static inline void
DBG_DUMP_REQUEST_FRAME_HDR(MPT_ADAPTER * ioc,u32 * mfp)227 DBG_DUMP_REQUEST_FRAME_HDR(MPT_ADAPTER *ioc, u32 *mfp)
228 {
229 int i, n;
230
231 if (!(ioc->debug_level & MPT_DEBUG_MSG_FRAME))
232 return;
233 n = 3;
234 printk(KERN_INFO " ");
235 for (i=0; i<n; i++)
236 printk(" %08x", le32_to_cpu(mfp[i]));
237 printk("\n");
238 }
239
240 static inline void
DBG_DUMP_TM_REQUEST_FRAME(MPT_ADAPTER * ioc,u32 * mfp)241 DBG_DUMP_TM_REQUEST_FRAME(MPT_ADAPTER *ioc, u32 *mfp)
242 {
243 int i, n;
244
245 if (!(ioc->debug_level & MPT_DEBUG_TM))
246 return;
247 n = 13;
248 printk(KERN_DEBUG "TM_REQUEST:\n");
249 for (i=0; i<n; i++) {
250 if (i && ((i%8)==0))
251 printk("\n");
252 printk("%08x ", le32_to_cpu(mfp[i]));
253 }
254 printk("\n");
255 }
256
257 static inline void
DBG_DUMP_TM_REPLY_FRAME(MPT_ADAPTER * ioc,u32 * mfp)258 DBG_DUMP_TM_REPLY_FRAME(MPT_ADAPTER *ioc, u32 *mfp)
259 {
260 int i, n;
261
262 if (!(ioc->debug_level & MPT_DEBUG_TM))
263 return;
264 n = (le32_to_cpu(mfp[0]) & 0x00FF0000) >> 16;
265 printk(KERN_DEBUG "TM_REPLY MessageLength=%d:\n", n);
266 for (i=0; i<n; i++) {
267 if (i && ((i%8)==0))
268 printk("\n");
269 printk(" %08x", le32_to_cpu(mfp[i]));
270 }
271 printk("\n");
272 }
273
274 #define dmfprintk(IOC, CMD) \
275 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_MSG_FRAME)
276
277 # else /* ifdef MPT_DEBUG_MF */
278
279 #define DBG_DUMP_FW_DOWNLOAD(IOC, mfp, numfrags)
280 #define DBG_DUMP_PUT_MSG_FRAME(IOC, mfp)
281 #define DBG_DUMP_FW_REQUEST_FRAME(IOC, mfp)
282 #define DBG_DUMP_REQUEST_FRAME(IOC, mfp)
283 #define DBG_DUMP_REPLY_FRAME(IOC, mfp)
284 #define DBG_DUMP_REQUEST_FRAME_HDR(IOC, mfp)
285 #define DBG_DUMP_TM_REQUEST_FRAME(IOC, mfp)
286 #define DBG_DUMP_TM_REPLY_FRAME(IOC, mfp)
287
288 #define dmfprintk(IOC, CMD) \
289 MPT_CHECK_LOGGING(IOC, CMD, MPT_DEBUG_MSG_FRAME)
290
291 #endif /* defined(MPT_DEBUG_VERBOSE) && defined(CONFIG_FUSION_LOGGING) */
292
293 #endif /* ifndef MPTDEBUG_H_INCLUDED */
294