drivers/message/fusion/mptdebug.h

   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
 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
 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
 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
 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
 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
 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
 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
 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 */