drivers/message/fusion/mptbase.h

   1 /*
   2  *  linux/drivers/message/fusion/mptbase.h
   3  *      High performance SCSI + LAN / Fibre Channel device drivers.
   4  *      For use with PCI chip/adapter(s):
   5  *          LSIFC9xx/LSI409xx Fibre Channel
   6  *      running LSI Logic Fusion MPT (Message Passing Technology) firmware.
   7  *
   8  *  Copyright (c) 1999-2005 LSI Logic Corporation
   9  *  (mailto:mpt_linux_developer@lsil.com)
  10  *
  11  */
  12 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  13 /*
  14     This program is free software; you can redistribute it and/or modify
  15     it under the terms of the GNU General Public License as published by
  16     the Free Software Foundation; version 2 of the License.
  17
  18     This program is distributed in the hope that it will be useful,
  19     but WITHOUT ANY WARRANTY; without even the implied warranty of
  20     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21     GNU General Public License for more details.
  22
  23     NO WARRANTY
  24     THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
  25     CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
  26     LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
  27     MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
  28     solely responsible for determining the appropriateness of using and
  29     distributing the Program and assumes all risks associated with its
  30     exercise of rights under this Agreement, including but not limited to
  31     the risks and costs of program errors, damage to or loss of data,
  32     programs or equipment, and unavailability or interruption of operations.
  33
  34     DISCLAIMER OF LIABILITY
  35     NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
  36     DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  37     DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
  38     ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  39     TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
  40     USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
  41     HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
  42
  43     You should have received a copy of the GNU General Public License
  44     along with this program; if not, write to the Free Software
  45     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  46 */
  47
  48 #ifndef MPTBASE_H_INCLUDED
  49 #define MPTBASE_H_INCLUDED
  50 /*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  51
  52 #include <linux/config.h>
  53 #include <linux/kernel.h>
  54 #include <linux/pci.h>
  55
  56 #include "lsi/mpi_type.h"
  57 #include "lsi/mpi.h"            /* Fusion MPI(nterface) basic defs */
  58 #include "lsi/mpi_ioc.h"        /* Fusion MPT IOC(ontroller) defs */
  59 #include "lsi/mpi_cnfg.h"       /* IOC configuration support */
  60 #include "lsi/mpi_init.h"       /* SCSI Host (initiator) protocol support */
  61 #include "lsi/mpi_lan.h"        /* LAN over FC protocol support */
  62 #include "lsi/mpi_raid.h"       /* Integrated Mirroring support */
  63
  64 #include "lsi/mpi_fc.h"         /* Fibre Channel (lowlevel) support */
  65 #include "lsi/mpi_targ.h"       /* SCSI/FCP Target protcol support */
  66 #include "lsi/mpi_tool.h"       /* Tools support */
  67 #include "lsi/mpi_sas.h"        /* SAS support */
  68
  69 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  70
  71 #ifndef MODULEAUTHOR
  72 #define MODULEAUTHOR    "LSI Logic Corporation"
  73 #endif
  74
  75 #ifndef COPYRIGHT
  76 #define COPYRIGHT       "Copyright (c) 1999-2005 " MODULEAUTHOR
  77 #endif
  78
  79 #define MPT_LINUX_VERSION_COMMON        "3.04.00"
  80 #define MPT_LINUX_PACKAGE_NAME          "@(#)mptlinux-3.04.00"
  81 #define WHAT_MAGIC_STRING               "@" "(" "#" ")"
  82
  83 #define show_mptmod_ver(s,ver)  \
  84         printk(KERN_INFO "%s %s\n", s, ver);
  85
  86 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
  87 /*
  88  *  Fusion MPT(linux) driver configurable stuff...
  89  */
  90 #define MPT_MAX_ADAPTERS                18
  91 #define MPT_MAX_PROTOCOL_DRIVERS        16
  92 #define MPT_MAX_BUS                     1       /* Do not change */
  93 #define MPT_MAX_FC_DEVICES              255
  94 #define MPT_MAX_SCSI_DEVICES            16
  95 #define MPT_LAST_LUN                    255
  96 #define MPT_SENSE_BUFFER_ALLOC          64
  97         /* allow for 256 max sense alloc, but only 255 max request */
  98 #if MPT_SENSE_BUFFER_ALLOC >= 256
  99 #       undef MPT_SENSE_BUFFER_ALLOC
 100 #       define MPT_SENSE_BUFFER_ALLOC   256
 101 #       define MPT_SENSE_BUFFER_SIZE    255
 102 #else
 103 #       define MPT_SENSE_BUFFER_SIZE    MPT_SENSE_BUFFER_ALLOC
 104 #endif
 105
 106 #define MPT_NAME_LENGTH                 32
 107
 108 #define MPT_PROCFS_MPTBASEDIR           "mpt"
 109                                                 /* chg it to "driver/fusion" ? */
 110 #define MPT_PROCFS_SUMMARY_ALL_NODE             MPT_PROCFS_MPTBASEDIR "/summary"
 111 #define MPT_PROCFS_SUMMARY_ALL_PATHNAME         "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE
 112 #define MPT_FW_REV_MAGIC_ID_STRING              "FwRev="
 113
 114 #define  MPT_MAX_REQ_DEPTH              1023
 115 #define  MPT_DEFAULT_REQ_DEPTH          256
 116 #define  MPT_MIN_REQ_DEPTH              128
 117
 118 #define  MPT_MAX_REPLY_DEPTH            MPT_MAX_REQ_DEPTH
 119 #define  MPT_DEFAULT_REPLY_DEPTH        128
 120 #define  MPT_MIN_REPLY_DEPTH            8
 121 #define  MPT_MAX_REPLIES_PER_ISR        32
 122
 123 #define  MPT_MAX_FRAME_SIZE             128
 124 #define  MPT_DEFAULT_FRAME_SIZE         128
 125
 126 #define  MPT_REPLY_FRAME_SIZE           0x50  /* Must be a multiple of 8 */
 127
 128 #define  MPT_SG_REQ_128_SCALE           1
 129 #define  MPT_SG_REQ_96_SCALE            2
 130 #define  MPT_SG_REQ_64_SCALE            4
 131
 132 #define  CAN_SLEEP                      1
 133 #define  NO_SLEEP                       0
 134
 135 #define MPT_COALESCING_TIMEOUT          0x10
 136
 137 /*
 138  * SCSI transfer rate defines.
 139  */
 140 #define MPT_ULTRA320                    0x08
 141 #define MPT_ULTRA160                    0x09
 142 #define MPT_ULTRA2                      0x0A
 143 #define MPT_ULTRA                       0x0C
 144 #define MPT_FAST                        0x19
 145 #define MPT_SCSI                        0x32
 146 #define MPT_ASYNC                       0xFF
 147
 148 #define MPT_NARROW                      0
 149 #define MPT_WIDE                        1
 150
 151 #define C0_1030                         0x08
 152 #define XL_929                          0x01
 153
 154
 155 /*
 156  *      Try to keep these at 2^N-1
 157  */
 158 #define MPT_FC_CAN_QUEUE        127
 159 #define MPT_SCSI_CAN_QUEUE      127
 160
 161 /*
 162  * Set the MAX_SGE value based on user input.
 163  */
 164 #ifdef  CONFIG_FUSION_MAX_SGE
 165 #if     CONFIG_FUSION_MAX_SGE  < 16
 166 #define MPT_SCSI_SG_DEPTH       16
 167 #elif   CONFIG_FUSION_MAX_SGE  > 128
 168 #define MPT_SCSI_SG_DEPTH       128
 169 #else
 170 #define MPT_SCSI_SG_DEPTH       CONFIG_FUSION_MAX_SGE
 171 #endif
 172 #else
 173 #define MPT_SCSI_SG_DEPTH       40
 174 #endif
 175
 176 #ifdef __KERNEL__       /* { */
 177 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 178
 179 #include <linux/proc_fs.h>
 180
 181 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 182 /*
 183  * Attempt semi-consistent error & warning msgs across
 184  * MPT drivers.  NOTE: Users of these macro defs must
 185  * themselves define their own MYNAM.
 186  */
 187 #define MYIOC_s_INFO_FMT                KERN_INFO MYNAM ": %s: "
 188 #define MYIOC_s_NOTE_FMT                KERN_NOTICE MYNAM ": %s: "
 189 #define MYIOC_s_WARN_FMT                KERN_WARNING MYNAM ": %s: WARNING - "
 190 #define MYIOC_s_ERR_FMT                 KERN_ERR MYNAM ": %s: ERROR - "
 191
 192 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 193 /*
 194  *  MPT protocol driver defs...
 195  */
 196 typedef enum {
 197         MPTBASE_DRIVER,         /* MPT base class */
 198         MPTCTL_DRIVER,          /* MPT ioctl class */
 199         MPTSPI_DRIVER,          /* MPT SPI host class */
 200         MPTFC_DRIVER,           /* MPT FC host class */
 201         MPTSAS_DRIVER,          /* MPT SAS host class */
 202         MPTLAN_DRIVER,          /* MPT LAN class */
 203         MPTSTM_DRIVER,          /* MPT SCSI target mode class */
 204         MPTUNKNOWN_DRIVER
 205 } MPT_DRIVER_CLASS;
 206
 207 struct mpt_pci_driver{
 208         int  (*probe) (struct pci_dev *dev, const struct pci_device_id *id);
 209         void (*remove) (struct pci_dev *dev);
 210 };
 211
 212 /*
 213  *  MPT adapter / port / bus / device info structures...
 214  */
 215
 216 typedef union _MPT_FRAME_TRACKER {
 217         struct {
 218                 struct list_head        list;
 219                 u32                      arg1;
 220                 u32                      pad;
 221                 void                    *argp1;
 222         } linkage;
 223         /*
 224          * NOTE: When request frames are free, on the linkage structure
 225          * contets are valid.  All other values are invalid.
 226          * In particular, do NOT reply on offset [2]
 227          * (in words) being the * message context.
 228          * The message context must be reset (computed via base address
 229          * + an offset) prior to issuing any command.
 230          *
 231          * NOTE2: On non-32-bit systems, where pointers are LARGE,
 232          * using the linkage pointers destroys our sacred MsgContext
 233          * field contents.  But we don't care anymore because these
 234          * are now reset in mpt_put_msg_frame() just prior to sending
 235          * a request off to the IOC.
 236          */
 237         struct {
 238                 u32 __hdr[2];
 239                 /*
 240                  * The following _MUST_ match the location of the
 241                  * MsgContext field in the MPT message headers.
 242                  */
 243                 union {
 244                         u32              MsgContext;
 245                         struct {
 246                                 u16      req_idx;       /* Request index */
 247                                 u8       cb_idx;        /* callback function index */
 248                                 u8       rsvd;
 249                         } fld;
 250                 } msgctxu;
 251         } hwhdr;
 252         /*
 253          * Remark: 32 bit identifier:
 254          *  31-24: reserved
 255          *  23-16: call back index
 256          *  15-0 : request index
 257          */
 258 } MPT_FRAME_TRACKER;
 259
 260 /*
 261  *  We might want to view/access a frame as:
 262  *    1) generic request header
 263  *    2) SCSIIORequest
 264  *    3) SCSIIOReply
 265  *    4) MPIDefaultReply
 266  *    5) frame tracker
 267  */
 268 typedef struct _MPT_FRAME_HDR {
 269         union {
 270                 MPIHeader_t             hdr;
 271                 SCSIIORequest_t         scsireq;
 272                 SCSIIOReply_t           sreply;
 273                 ConfigReply_t           configreply;
 274                 MPIDefaultReply_t       reply;
 275                 MPT_FRAME_TRACKER       frame;
 276         } u;
 277 } MPT_FRAME_HDR;
 278
 279 #define MPT_REQ_MSGFLAGS_DROPME         0x80
 280
 281 typedef struct _MPT_SGL_HDR {
 282         SGESimple32_t    sge[1];
 283 } MPT_SGL_HDR;
 284
 285 typedef struct _MPT_SGL64_HDR {
 286         SGESimple64_t    sge[1];
 287 } MPT_SGL64_HDR;
 288
 289 /*
 290  *  System interface register set
 291  */
 292
 293 typedef struct _SYSIF_REGS
 294 {
 295         u32     Doorbell;       /* 00     System<->IOC Doorbell reg  */
 296         u32     WriteSequence;  /* 04     Write Sequence register    */
 297         u32     Diagnostic;     /* 08     Diagnostic register        */
 298         u32     TestBase;       /* 0C     Test Base Address          */
 299         u32     DiagRwData;     /* 10     Read Write Data (fw download)   */
 300         u32     DiagRwAddress;  /* 14     Read Write Address (fw download)*/
 301         u32     Reserved1[6];   /* 18-2F  reserved for future use    */
 302         u32     IntStatus;      /* 30     Interrupt Status           */
 303         u32     IntMask;        /* 34     Interrupt Mask             */
 304         u32     Reserved2[2];   /* 38-3F  reserved for future use    */
 305         u32     RequestFifo;    /* 40     Request Post/Free FIFO     */
 306         u32     ReplyFifo;      /* 44     Reply   Post/Free FIFO     */
 307         u32     Reserved3[2];   /* 48-4F  reserved for future use    */
 308         u32     HostIndex;      /* 50     Host Index register        */
 309         u32     Reserved4[15];  /* 54-8F                             */
 310         u32     Fubar;          /* 90     For Fubar usage            */
 311         u32     Reserved5[1050];/* 94-10F8                           */
 312         u32     Reset_1078;     /* 10FC   Reset 1078                 */
 313 } SYSIF_REGS;
 314
 315 /*
 316  * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h
 317  * in conjunction with SYSIF_REGS accesses!
 318  */
 319
 320
 321 /*
 322  *      Dynamic Multi-Pathing specific stuff...
 323  */
 324
 325 /* VirtTarget negoFlags field */
 326 #define MPT_TARGET_NO_NEGO_WIDE         0x01
 327 #define MPT_TARGET_NO_NEGO_SYNC         0x02
 328 #define MPT_TARGET_NO_NEGO_QAS          0x04
 329 #define MPT_TAPE_NEGO_IDP               0x08
 330
 331 /*
 332  *      VirtDevice - FC LUN device or SCSI target device
 333  */
 334 typedef struct _VirtTarget {
 335         struct scsi_target      *starget;
 336         u8                       tflags;
 337         u8                       ioc_id;
 338         u8                       target_id;
 339         u8                       bus_id;
 340         u8                       minSyncFactor; /* 0xFF is async */
 341         u8                       maxOffset;     /* 0 if async */
 342         u8                       maxWidth;      /* 0 if narrow, 1 if wide */
 343         u8                       negoFlags;     /* bit field, see above */
 344         u8                       raidVolume;    /* set, if RAID Volume */
 345         u8                       type;          /* byte 0 of Inquiry data */
 346         u8                       deleted;       /* target in process of being removed */
 347         u32                      num_luns;
 348         u32                      luns[8];               /* Max LUNs is 256 */
 349 } VirtTarget;
 350
 351 typedef struct _VirtDevice {
 352         VirtTarget              *vtarget;
 353         u8                       configured_lun;
 354         u32                      lun;
 355 } VirtDevice;
 356
 357 /*
 358  *  Fibre Channel (SCSI) target device and associated defines...
 359  */
 360 #define MPT_TARGET_DEFAULT_DV_STATUS    0x00
 361 #define MPT_TARGET_FLAGS_VALID_NEGO     0x01
 362 #define MPT_TARGET_FLAGS_VALID_INQUIRY  0x02
 363 #define MPT_TARGET_FLAGS_Q_YES          0x08
 364 #define MPT_TARGET_FLAGS_VALID_56       0x10
 365 #define MPT_TARGET_FLAGS_SAF_TE_ISSUED  0x20
 366 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x40
 367
 368 /*
 369  *      /proc/mpt interface
 370  */
 371 typedef struct {
 372         const char      *name;
 373         mode_t           mode;
 374         int              pad;
 375         read_proc_t     *read_proc;
 376         write_proc_t    *write_proc;
 377 } mpt_proc_entry_t;
 378
 379 #define MPT_PROC_READ_RETURN(buf,start,offset,request,eof,len) \
 380 do { \
 381         len -= offset;                  \
 382         if (len < request) {            \
 383                 *eof = 1;               \
 384                 if (len <= 0)           \
 385                         return 0;       \
 386         } else                          \
 387                 len = request;          \
 388         *start = buf + offset;          \
 389         return len;                     \
 390 } while (0)
 391
 392
 393 /*
 394  *      IOCTL structure and associated defines
 395  */
 396
 397 #define MPT_IOCTL_STATUS_DID_IOCRESET   0x01    /* IOC Reset occurred on the current*/
 398 #define MPT_IOCTL_STATUS_RF_VALID       0x02    /* The Reply Frame is VALID */
 399 #define MPT_IOCTL_STATUS_TIMER_ACTIVE   0x04    /* The timer is running */
 400 #define MPT_IOCTL_STATUS_SENSE_VALID    0x08    /* Sense data is valid */
 401 #define MPT_IOCTL_STATUS_COMMAND_GOOD   0x10    /* Command Status GOOD */
 402 #define MPT_IOCTL_STATUS_TMTIMER_ACTIVE 0x20    /* The TM timer is running */
 403 #define MPT_IOCTL_STATUS_TM_FAILED      0x40    /* User TM request failed */
 404
 405 #define MPTCTL_RESET_OK                 0x01    /* Issue Bus Reset */
 406
 407 typedef struct _MPT_IOCTL {
 408         struct _MPT_ADAPTER     *ioc;
 409         u8                       ReplyFrame[MPT_DEFAULT_FRAME_SIZE];    /* reply frame data */
 410         u8                       sense[MPT_SENSE_BUFFER_ALLOC];
 411         int                      wait_done;     /* wake-up value for this ioc */
 412         u8                       rsvd;
 413         u8                       status;        /* current command status */
 414         u8                       reset;         /* 1 if bus reset allowed */
 415         u8                       target;        /* target for reset */
 416         struct mutex             ioctl_mutex;
 417 } MPT_IOCTL;
 418
 419 #define MPT_SAS_MGMT_STATUS_RF_VALID    0x02    /* The Reply Frame is VALID */
 420 #define MPT_SAS_MGMT_STATUS_COMMAND_GOOD        0x10    /* Command Status GOOD */
 421 #define MPT_SAS_MGMT_STATUS_TM_FAILED   0x40    /* User TM request failed */
 422
 423 typedef struct _MPT_SAS_MGMT {
 424         struct mutex             mutex;
 425         struct completion        done;
 426         u8                       reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */
 427         u8                       status;        /* current command status */
 428 }MPT_SAS_MGMT;
 429
 430 /*
 431  *  Event Structure and define
 432  */
 433 #define MPTCTL_EVENT_LOG_SIZE           (0x000000032)
 434 typedef struct _mpt_ioctl_events {
 435         u32     event;          /* Specified by define above */
 436         u32     eventContext;   /* Index or counter */
 437         int     data[2];        /* First 8 bytes of Event Data */
 438 } MPT_IOCTL_EVENTS;
 439
 440 /*
 441  * CONFIGPARM status  defines
 442  */
 443 #define MPT_CONFIG_GOOD         MPI_IOCSTATUS_SUCCESS
 444 #define MPT_CONFIG_ERROR        0x002F
 445
 446 /*
 447  *      Substructure to store SCSI specific configuration page data
 448  */
 449                                                 /* dvStatus defines: */
 450 #define MPT_SCSICFG_USE_NVRAM           0x01    /* WriteSDP1 using NVRAM */
 451 #define MPT_SCSICFG_ALL_IDS             0x02    /* WriteSDP1 to all IDS */
 452 /* #define MPT_SCSICFG_BLK_NEGO         0x10       WriteSDP1 with WDTR and SDTR disabled */
 453
 454 typedef struct _SpiCfgData {
 455         u32              PortFlags;
 456         int             *nvram;                 /* table of device NVRAM values */
 457         IOCPage4_t      *pIocPg4;               /* SEP devices addressing */
 458         dma_addr_t       IocPg4_dma;            /* Phys Addr of IOCPage4 data */
 459         int              IocPg4Sz;              /* IOCPage4 size */
 460         u8               minSyncFactor;         /* 0xFF if async */
 461         u8               maxSyncOffset;         /* 0 if async */
 462         u8               maxBusWidth;           /* 0 if narrow, 1 if wide */
 463         u8               busType;               /* SE, LVD, HD */
 464         u8               sdp1version;           /* SDP1 version */
 465         u8               sdp1length;            /* SDP1 length  */
 466         u8               sdp0version;           /* SDP0 version */
 467         u8               sdp0length;            /* SDP0 length  */
 468         u8               dvScheduled;           /* 1 if scheduled */
 469         u8               noQas;                 /* Disable QAS for this adapter */
 470         u8               Saf_Te;                /* 1 to force all Processors as
 471                                                  * SAF-TE if Inquiry data length
 472                                                  * is too short to check for SAF-TE
 473                                                  */
 474         u8               bus_reset;             /* 1 to allow bus reset */
 475         u8               rsvd[1];
 476 }SpiCfgData;
 477
 478 typedef struct _SasCfgData {
 479         u8               ptClear;               /* 1 to automatically clear the
 480                                                  * persistent table.
 481                                                  * 0 to disable
 482                                                  * automatic clearing.
 483                                                  */
 484 }SasCfgData;
 485
 486 typedef struct _RaidCfgData {
 487         IOCPage2_t      *pIocPg2;               /* table of Raid Volumes */
 488         IOCPage3_t      *pIocPg3;               /* table of physical disks */
 489         int              isRaid;                /* bit field, 1 if RAID */
 490 }RaidCfgData;
 491
 492 typedef struct _FcCfgData {
 493         /* will ultimately hold fc_port_page0 also */
 494         struct {
 495                 FCPortPage1_t   *data;
 496                 dma_addr_t       dma;
 497                 int              pg_sz;
 498         }                        fc_port_page1[2];
 499 } FcCfgData;
 500
 501 #define MPT_RPORT_INFO_FLAGS_REGISTERED 0x01    /* rport registered */
 502 #define MPT_RPORT_INFO_FLAGS_MISSING    0x02    /* missing from DevPage0 scan */
 503
 504 /*
 505  * data allocated for each fc rport device
 506  */
 507 struct mptfc_rport_info
 508 {
 509         struct list_head list;
 510         struct fc_rport *rport;
 511         struct scsi_target *starget;
 512         FCDevicePage0_t pg0;
 513         u8              flags;
 514 };
 515
 516 /*
 517  *  Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS
 518  */
 519 typedef struct _MPT_ADAPTER
 520 {
 521         int                      id;            /* Unique adapter id N {0,1,2,...} */
 522         int                      pci_irq;       /* This irq           */
 523         char                     name[MPT_NAME_LENGTH]; /* "iocN"             */
 524         char                    *prod_name;     /* "LSIFC9x9"         */
 525         SYSIF_REGS __iomem      *chip;          /* == c8817000 (mmap) */
 526         SYSIF_REGS __iomem      *pio_chip;      /* Programmed IO (downloadboot) */
 527         u8                       bus_type;
 528         u32                      mem_phys;      /* == f4020000 (mmap) */
 529         u32                      pio_mem_phys;  /* Programmed IO (downloadboot) */
 530         int                      mem_size;      /* mmap memory size */
 531         int                      alloc_total;
 532         u32                      last_state;
 533         int                      active;
 534         u8                      *alloc;         /* frames alloc ptr */
 535         dma_addr_t               alloc_dma;
 536         u32                      alloc_sz;
 537         MPT_FRAME_HDR           *reply_frames;  /* Reply msg frames - rounded up! */
 538         u32                      reply_frames_low_dma;
 539         int                      reply_depth;   /* Num Allocated reply frames */
 540         int                      reply_sz;      /* Reply frame size */
 541         int                      num_chain;     /* Number of chain buffers */
 542                 /* Pool of buffers for chaining. ReqToChain
 543                  * and ChainToChain track index of chain buffers.
 544                  * ChainBuffer (DMA) virt/phys addresses.
 545                  * FreeChainQ (lock) locking mechanisms.
 546                  */
 547         int                     *ReqToChain;
 548         int                     *RequestNB;
 549         int                     *ChainToChain;
 550         u8                      *ChainBuffer;
 551         dma_addr_t               ChainBufferDMA;
 552         struct list_head         FreeChainQ;
 553         spinlock_t               FreeChainQlock;
 554                 /* We (host driver) get to manage our own RequestQueue! */
 555         dma_addr_t               req_frames_dma;
 556         MPT_FRAME_HDR           *req_frames;    /* Request msg frames - rounded up! */
 557         u32                      req_frames_low_dma;
 558         int                      req_depth;     /* Number of request frames */
 559         int                      req_sz;        /* Request frame size (bytes) */
 560         spinlock_t               FreeQlock;
 561         struct list_head         FreeQ;
 562                 /* Pool of SCSI sense buffers for commands coming from
 563                  * the SCSI mid-layer.  We have one 256 byte sense buffer
 564                  * for each REQ entry.
 565                  */
 566         u8                      *sense_buf_pool;
 567         dma_addr_t               sense_buf_pool_dma;
 568         u32                      sense_buf_low_dma;
 569         u8                      *HostPageBuffer; /* SAS - host page buffer support */
 570         u32                     HostPageBuffer_sz;
 571         dma_addr_t              HostPageBuffer_dma;
 572         int                      mtrr_reg;
 573         struct pci_dev          *pcidev;        /* struct pci_dev pointer */
 574         u8                      __iomem *memmap;        /* mmap address */
 575         struct Scsi_Host        *sh;            /* Scsi Host pointer */
 576         SpiCfgData              spi_data;       /* Scsi config. data */
 577         RaidCfgData             raid_data;      /* Raid config. data */
 578         SasCfgData              sas_data;       /* Sas config. data */
 579         FcCfgData               fc_data;        /* Fc config. data */
 580         MPT_IOCTL               *ioctl;         /* ioctl data pointer */
 581         struct proc_dir_entry   *ioc_dentry;
 582         struct _MPT_ADAPTER     *alt_ioc;       /* ptr to 929 bound adapter port */
 583         spinlock_t               diagLock;      /* diagnostic reset lock */
 584         int                      diagPending;
 585         u32                      biosVersion;   /* BIOS version from IO Unit Page 2 */
 586         int                      eventTypes;    /* Event logging parameters */
 587         int                      eventContext;  /* Next event context */
 588         int                      eventLogSize;  /* Max number of cached events */
 589         struct _mpt_ioctl_events *events;       /* pointer to event log */
 590         u8                      *cached_fw;     /* Pointer to FW */
 591         dma_addr_t              cached_fw_dma;
 592         struct list_head         configQ;       /* linked list of config. requests */
 593         int                      hs_reply_idx;
 594 #ifndef MFCNT
 595         u32                      pad0;
 596 #else
 597         u32                      mfcnt;
 598 #endif
 599         u32                      NB_for_64_byte_frame;
 600         u32                      hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)];
 601         u16                      hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)];
 602         IOCFactsReply_t          facts;
 603         PortFactsReply_t         pfacts[2];
 604         FCPortPage0_t            fc_port_page0[2];
 605         struct timer_list        persist_timer; /* persist table timer */
 606         int                      persist_wait_done; /* persist completion flag */
 607         u8                       persist_reply_frame[MPT_DEFAULT_FRAME_SIZE]; /* persist reply */
 608         LANPage0_t               lan_cnfg_page0;
 609         LANPage1_t               lan_cnfg_page1;
 610         /*
 611          * Description: errata_flag_1064
 612          * If a PCIX read occurs within 1 or 2 cycles after the chip receives
 613          * a split completion for a read data, an internal address pointer incorrectly
 614          * increments by 32 bytes
 615          */
 616         int                      errata_flag_1064;
 617         int                      aen_event_read_flag; /* flag to indicate event log was read*/
 618         u8                       FirstWhoInit;
 619         u8                       upload_fw;     /* If set, do a fw upload */
 620         u8                       reload_fw;     /* Force a FW Reload on next reset */
 621         u8                       NBShiftFactor;  /* NB Shift Factor based on Block Size (Facts)  */
 622         u8                       pad1[4];
 623         int                      DoneCtx;
 624         int                      TaskCtx;
 625         int                      InternalCtx;
 626         spinlock_t               initializing_hba_lock;
 627         int                      initializing_hba_lock_flag;
 628         struct list_head         list;
 629         struct net_device       *netdev;
 630         struct list_head         sas_topology;
 631         struct mutex             sas_topology_mutex;
 632         struct mutex             sas_discovery_mutex;
 633         u8                       sas_discovery_runtime;
 634         u8                       sas_discovery_ignore_events;
 635         int                      sas_index; /* index refrencing */
 636         MPT_SAS_MGMT             sas_mgmt;
 637         int                      num_ports;
 638         struct work_struct       sas_persist_task;
 639
 640         struct work_struct       fc_setup_reset_work;
 641         struct list_head         fc_rports;
 642         spinlock_t               fc_rescan_work_lock;
 643         int                      fc_rescan_work_count;
 644         struct work_struct       fc_rescan_work;
 645         char                     fc_rescan_work_q_name[KOBJ_NAME_LEN];
 646         struct workqueue_struct *fc_rescan_work_q;
 647         u8              port_serial_number;
 648 } MPT_ADAPTER;
 649
 650 /*
 651  *  New return value convention:
 652  *    1 = Ok to free associated request frame
 653  *    0 = not Ok ...
 654  */
 655 typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply);
 656 typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply);
 657 typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase);
 658 /* reset_phase defs */
 659 #define MPT_IOC_PRE_RESET               0
 660 #define MPT_IOC_POST_RESET              1
 661 #define MPT_IOC_SETUP_RESET             2
 662
 663 /*
 664  * Invent MPT host event (super-set of MPI Events)
 665  * Fitted to 1030's 64-byte [max] request frame size
 666  */
 667 typedef struct _MPT_HOST_EVENT {
 668         EventNotificationReply_t         MpiEvent;      /* 8 32-bit words! */
 669         u32                              pad[6];
 670         void                            *next;
 671 } MPT_HOST_EVENT;
 672
 673 #define MPT_HOSTEVENT_IOC_BRINGUP       0x91
 674 #define MPT_HOSTEVENT_IOC_RECOVER       0x92
 675
 676 /* Define the generic types based on the size
 677  * of the dma_addr_t type.
 678  */
 679 typedef struct _mpt_sge {
 680         u32             FlagsLength;
 681         dma_addr_t      Address;
 682 } MptSge_t;
 683
 684 #define mpt_addr_size() \
 685         ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SGE_FLAGS_64_BIT_ADDRESSING : \
 686                 MPI_SGE_FLAGS_32_BIT_ADDRESSING)
 687
 688 #define mpt_msg_flags() \
 689         ((sizeof(dma_addr_t) == sizeof(u64)) ? MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \
 690                 MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32)
 691
 692 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 693 /*
 694  *  Funky (private) macros...
 695  */
 696 #ifdef MPT_DEBUG
 697 #define dprintk(x)  printk x
 698 #else
 699 #define dprintk(x)
 700 #endif
 701
 702 #ifdef MPT_DEBUG_INIT
 703 #define dinitprintk(x)  printk x
 704 #define DBG_DUMP_FW_REQUEST_FRAME(mfp) \
 705         {       int  i, n = 10;                                         \
 706                 u32 *m = (u32 *)(mfp);                                  \
 707                 printk(KERN_INFO " ");                                  \
 708                 for (i=0; i<n; i++)                                     \
 709                         printk(" %08x", le32_to_cpu(m[i]));             \
 710                 printk("\n");                                           \
 711         }
 712 #else
 713 #define dinitprintk(x)
 714 #define DBG_DUMP_FW_REQUEST_FRAME(mfp)
 715 #endif
 716
 717 #ifdef MPT_DEBUG_EXIT
 718 #define dexitprintk(x)  printk x
 719 #else
 720 #define dexitprintk(x)
 721 #endif
 722
 723 #if defined MPT_DEBUG_FAIL || defined (MPT_DEBUG_SG)
 724 #define dfailprintk(x) printk x
 725 #else
 726 #define dfailprintk(x)
 727 #endif
 728
 729 #ifdef MPT_DEBUG_HANDSHAKE
 730 #define dhsprintk(x)  printk x
 731 #else
 732 #define dhsprintk(x)
 733 #endif
 734
 735 #if defined(MPT_DEBUG_EVENTS) || defined(MPT_DEBUG_VERBOSE_EVENTS)
 736 #define devtprintk(x)  printk x
 737 #else
 738 #define devtprintk(x)
 739 #endif
 740
 741 #ifdef MPT_DEBUG_VERBOSE_EVENTS
 742 #define devtverboseprintk(x)  printk x
 743 #else
 744 #define devtverboseprintk(x)
 745 #endif
 746
 747 #ifdef MPT_DEBUG_RESET
 748 #define drsprintk(x)  printk x
 749 #else
 750 #define drsprintk(x)
 751 #endif
 752
 753 //#if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
 754 #if defined(MPT_DEBUG_MSG_FRAME)
 755 #define dmfprintk(x)  printk x
 756 #define DBG_DUMP_REQUEST_FRAME(mfp) \
 757         {       int  i, n = 24;                                         \
 758                 u32 *m = (u32 *)(mfp);                                  \
 759                 for (i=0; i<n; i++) {                                   \
 760                         if (i && ((i%8)==0))                            \
 761                                 printk("\n");                           \
 762                         printk("%08x ", le32_to_cpu(m[i]));             \
 763                 }                                                       \
 764                 printk("\n");                                           \
 765         }
 766 #else
 767 #define dmfprintk(x)
 768 #define DBG_DUMP_REQUEST_FRAME(mfp)
 769 #endif
 770
 771 #ifdef MPT_DEBUG_IRQ
 772 #define dirqprintk(x)  printk x
 773 #else
 774 #define dirqprintk(x)
 775 #endif
 776
 777 #ifdef MPT_DEBUG_SG
 778 #define dsgprintk(x)  printk x
 779 #else
 780 #define dsgprintk(x)
 781 #endif
 782
 783 #if defined(MPT_DEBUG_DL) || defined(MPT_DEBUG)
 784 #define ddlprintk(x)  printk x
 785 #else
 786 #define ddlprintk(x)
 787 #endif
 788
 789 #ifdef MPT_DEBUG_DV
 790 #define ddvprintk(x)  printk x
 791 #else
 792 #define ddvprintk(x)
 793 #endif
 794
 795 #ifdef MPT_DEBUG_NEGO
 796 #define dnegoprintk(x)  printk x
 797 #else
 798 #define dnegoprintk(x)
 799 #endif
 800
 801 #if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY)
 802 #define ddvtprintk(x)  printk x
 803 #else
 804 #define ddvtprintk(x)
 805 #endif
 806
 807 #ifdef MPT_DEBUG_IOCTL
 808 #define dctlprintk(x) printk x
 809 #else
 810 #define dctlprintk(x)
 811 #endif
 812
 813 #ifdef MPT_DEBUG_REPLY
 814 #define dreplyprintk(x) printk x
 815 #else
 816 #define dreplyprintk(x)
 817 #endif
 818
 819 #ifdef DMPT_DEBUG_FC
 820 #define dfcprintk(x) printk x
 821 #else
 822 #define dfcprintk(x)
 823 #endif
 824
 825 #ifdef MPT_DEBUG_TM
 826 #define dtmprintk(x) printk x
 827 #define DBG_DUMP_TM_REQUEST_FRAME(mfp) \
 828         {       u32 *m = (u32 *)(mfp);                                  \
 829                 int  i, n = 13;                                         \
 830                 printk("TM_REQUEST:\n");                                \
 831                 for (i=0; i<n; i++) {                                   \
 832                         if (i && ((i%8)==0))                            \
 833                                 printk("\n");                           \
 834                         printk("%08x ", le32_to_cpu(m[i]));             \
 835                 }                                                       \
 836                 printk("\n");                                           \
 837         }
 838 #define DBG_DUMP_TM_REPLY_FRAME(mfp) \
 839         {       u32 *m = (u32 *)(mfp);                                  \
 840                 int  i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16;     \
 841                 printk("TM_REPLY MessageLength=%d:\n", n);              \
 842                 for (i=0; i<n; i++) {                                   \
 843                         if (i && ((i%8)==0))                            \
 844                                 printk("\n");                           \
 845                         printk(" %08x", le32_to_cpu(m[i]));             \
 846                 }                                                       \
 847                 printk("\n");                                           \
 848         }
 849 #else
 850 #define dtmprintk(x)
 851 #define DBG_DUMP_TM_REQUEST_FRAME(mfp)
 852 #define DBG_DUMP_TM_REPLY_FRAME(mfp)
 853 #endif
 854
 855 #if defined(MPT_DEBUG_CONFIG) || defined(MPT_DEBUG)
 856 #define dcprintk(x) printk x
 857 #else
 858 #define dcprintk(x)
 859 #endif
 860
 861 #if defined(MPT_DEBUG_SCSI) || defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
 862 #define dsprintk(x) printk x
 863 #else
 864 #define dsprintk(x)
 865 #endif
 866
 867
 868 #define MPT_INDEX_2_MFPTR(ioc,idx) \
 869         (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) )
 870
 871 #define MFPTR_2_MPT_INDEX(ioc,mf) \
 872         (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz )
 873
 874 #define MPT_INDEX_2_RFPTR(ioc,idx) \
 875         (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) )
 876
 877 #if defined(MPT_DEBUG) || defined(MPT_DEBUG_MSG_FRAME)
 878 #define DBG_DUMP_REPLY_FRAME(mfp) \
 879         {       u32 *m = (u32 *)(mfp);                                  \
 880                 int  i, n = (le32_to_cpu(m[0]) & 0x00FF0000) >> 16;     \
 881                 printk(KERN_INFO " ");                                  \
 882                 for (i=0; i<n; i++)                                     \
 883                         printk(" %08x", le32_to_cpu(m[i]));             \
 884                 printk("\n");                                           \
 885         }
 886 #define DBG_DUMP_REQUEST_FRAME_HDR(mfp) \
 887         {       int  i, n = 3;                                          \
 888                 u32 *m = (u32 *)(mfp);                                  \
 889                 printk(KERN_INFO " ");                                  \
 890                 for (i=0; i<n; i++)                                     \
 891                         printk(" %08x", le32_to_cpu(m[i]));             \
 892                 printk("\n");                                           \
 893         }
 894 #else
 895 #define DBG_DUMP_REPLY_FRAME(mfp)
 896 #define DBG_DUMP_REQUEST_FRAME_HDR(mfp)
 897 #endif
 898
 899 // debug sas wide ports
 900 #ifdef MPT_DEBUG_SAS_WIDE
 901 #define dsaswideprintk(x) printk x
 902 #else
 903 #define dsaswideprintk(x)
 904 #endif
 905
 906
 907 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 908
 909 #define SCSI_STD_SENSE_BYTES    18
 910 #define SCSI_STD_INQUIRY_BYTES  36
 911 #define SCSI_MAX_INQUIRY_BYTES  96
 912
 913 /*
 914  * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers
 915  * Private to the driver.
 916  */
 917 /* LOCAL structure and fields used when processing
 918  * internally generated commands. These include:
 919  * bus scan, dv and config requests.
 920  */
 921 typedef struct _MPT_LOCAL_REPLY {
 922         ConfigPageHeader_t header;
 923         int     completion;
 924         u8      sense[SCSI_STD_SENSE_BYTES];
 925         u8      scsiStatus;
 926         u8      skip;
 927         u32     pad;
 928 } MPT_LOCAL_REPLY;
 929
 930 #define MPT_HOST_BUS_UNKNOWN            (0xFF)
 931 #define MPT_HOST_TOO_MANY_TM            (0x05)
 932 #define MPT_HOST_NVRAM_INVALID          (0xFFFFFFFF)
 933 #define MPT_HOST_NO_CHAIN               (0xFFFFFFFF)
 934 #define MPT_NVRAM_MASK_TIMEOUT          (0x000000FF)
 935 #define MPT_NVRAM_SYNC_MASK             (0x0000FF00)
 936 #define MPT_NVRAM_SYNC_SHIFT            (8)
 937 #define MPT_NVRAM_DISCONNECT_ENABLE     (0x00010000)
 938 #define MPT_NVRAM_ID_SCAN_ENABLE        (0x00020000)
 939 #define MPT_NVRAM_LUN_SCAN_ENABLE       (0x00040000)
 940 #define MPT_NVRAM_TAG_QUEUE_ENABLE      (0x00080000)
 941 #define MPT_NVRAM_WIDE_DISABLE          (0x00100000)
 942 #define MPT_NVRAM_BOOT_CHOICE           (0x00200000)
 943
 944 /* The TM_STATE variable is used to provide strict single threading of TM
 945  * requests as well as communicate TM error conditions.
 946  */
 947 #define TM_STATE_NONE          (0)
 948 #define TM_STATE_IN_PROGRESS   (1)
 949 #define TM_STATE_ERROR         (2)
 950
 951 typedef enum {
 952         FC,
 953         SPI,
 954         SAS
 955 } BUS_TYPE;
 956
 957 typedef struct _MPT_SCSI_HOST {
 958         MPT_ADAPTER              *ioc;
 959         int                       port;
 960         u32                       pad0;
 961         struct scsi_cmnd        **ScsiLookup;
 962         VirtTarget              **Targets;
 963         MPT_LOCAL_REPLY          *pLocal;               /* used for internal commands */
 964         struct timer_list         timer;
 965                 /* Pool of memory for holding SCpnts before doing
 966                  * OS callbacks. freeQ is the free pool.
 967                  */
 968         u8                        tmPending;
 969         u8                        resetPending;
 970         u8                        negoNvram;            /* DV disabled, nego NVRAM */
 971         u8                        pad1;
 972         u8                        tmState;
 973         u8                        rsvd[2];
 974         MPT_FRAME_HDR            *cmdPtr;               /* Ptr to nonOS request */
 975         struct scsi_cmnd         *abortSCpnt;
 976         MPT_LOCAL_REPLY           localReply;           /* internal cmd reply struct */
 977         unsigned long             hard_resets;          /* driver forced bus resets count */
 978         unsigned long             soft_resets;          /* fw/external bus resets count */
 979         unsigned long             timeouts;             /* cmd timeouts */
 980         ushort                    sel_timeout[MPT_MAX_FC_DEVICES];
 981         char                      *info_kbuf;
 982         wait_queue_head_t         scandv_waitq;
 983         int                       scandv_wait_done;
 984         long                      last_queue_full;
 985         u8                        mpt_pq_filter;
 986 } MPT_SCSI_HOST;
 987
 988 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 989 /*
 990  *      More Dynamic Multi-Pathing stuff...
 991  */
 992
 993 /* Forward decl, a strange C thing, to prevent gcc compiler warnings */
 994 struct scsi_cmnd;
 995
 996 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 997 /*
 998  * Generic structure passed to the base mpt_config function.
 999  */
1000 typedef struct _x_config_parms {
1001         struct list_head         linkage;       /* linked list */
1002         struct timer_list        timer;         /* timer function for this request  */
1003         union {
1004                 ConfigExtendedPageHeader_t      *ehdr;
1005                 ConfigPageHeader_t      *hdr;
1006         } cfghdr;
1007         dma_addr_t               physAddr;
1008         int                      wait_done;     /* wait for this request */
1009         u32                      pageAddr;      /* properly formatted */
1010         u8                       action;
1011         u8                       dir;
1012         u8                       timeout;       /* seconds */
1013         u8                       pad1;
1014         u16                      status;
1015         u16                      pad2;
1016 } CONFIGPARMS;
1017
1018 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1019 /*
1020  *  Public entry points...
1021  */
1022 extern int       mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id);
1023 extern void      mpt_detach(struct pci_dev *pdev);
1024 #ifdef CONFIG_PM
1025 extern int       mpt_suspend(struct pci_dev *pdev, pm_message_t state);
1026 extern int       mpt_resume(struct pci_dev *pdev);
1027 #endif
1028 extern int       mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass);
1029 extern void      mpt_deregister(int cb_idx);
1030 extern int       mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc);
1031 extern void      mpt_event_deregister(int cb_idx);
1032 extern int       mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func);
1033 extern void      mpt_reset_deregister(int cb_idx);
1034 extern int       mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx);
1035 extern void      mpt_device_driver_deregister(int cb_idx);
1036 extern MPT_FRAME_HDR    *mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc);
1037 extern void      mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
1038 extern void      mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf);
1039 extern void      mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr);
1040
1041 extern int       mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag);
1042 extern int       mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp);
1043 extern u32       mpt_GetIocState(MPT_ADAPTER *ioc, int cooked);
1044 extern void      mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan);
1045 extern int       mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag);
1046 extern int       mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg);
1047 extern void      mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size);
1048 extern void      mpt_free_fw_memory(MPT_ADAPTER *ioc);
1049 extern int       mpt_findImVolumes(MPT_ADAPTER *ioc);
1050 extern int       mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode);
1051
1052 /*
1053  *  Public data decl's...
1054  */
1055 extern struct list_head   ioc_list;
1056 extern struct proc_dir_entry    *mpt_proc_root_dir;
1057
1058 extern int                mpt_lan_index;        /* needed by mptlan.c */
1059 extern int                mpt_stm_index;        /* needed by mptstm.c */
1060
1061 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1062 #endif          /* } __KERNEL__ */
1063
1064 #if defined(__alpha__) || defined(__sparc_v9__) || defined(__ia64__) || defined(__x86_64__)
1065 #define CAST_U32_TO_PTR(x)      ((void *)(u64)x)
1066 #define CAST_PTR_TO_U32(x)      ((u32)(u64)x)
1067 #else
1068 #define CAST_U32_TO_PTR(x)      ((void *)x)
1069 #define CAST_PTR_TO_U32(x)      ((u32)x)
1070 #endif
1071
1072 #define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \
1073         ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR)   ? 'I' : 'i',    \
1074         ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET)      ? 'T' : 't',    \
1075         ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN)         ? 'L' : 'l',    \
1076         ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR)  ? 'B' : 'b'
1077
1078 /*
1079  *  Shifted SGE Defines - Use in SGE with FlagsLength member.
1080  *  Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header).
1081  *  Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read
1082  */
1083 #define MPT_TRANSFER_IOC_TO_HOST                (0x00000000)
1084 #define MPT_TRANSFER_HOST_TO_IOC                (0x04000000)
1085 #define MPT_SGE_FLAGS_LAST_ELEMENT              (0x80000000)
1086 #define MPT_SGE_FLAGS_END_OF_BUFFER             (0x40000000)
1087 #define MPT_SGE_FLAGS_LOCAL_ADDRESS             (0x08000000)
1088 #define MPT_SGE_FLAGS_DIRECTION                 (0x04000000)
1089 #define MPT_SGE_FLAGS_ADDRESSING                (mpt_addr_size() << MPI_SGE_FLAGS_SHIFT)
1090 #define MPT_SGE_FLAGS_END_OF_LIST               (0x01000000)
1091
1092 #define MPT_SGE_FLAGS_TRANSACTION_ELEMENT       (0x00000000)
1093 #define MPT_SGE_FLAGS_SIMPLE_ELEMENT            (0x10000000)
1094 #define MPT_SGE_FLAGS_CHAIN_ELEMENT             (0x30000000)
1095 #define MPT_SGE_FLAGS_ELEMENT_MASK              (0x30000000)
1096
1097 #define MPT_SGE_FLAGS_SSIMPLE_READ \
1098         (MPT_SGE_FLAGS_LAST_ELEMENT |   \
1099          MPT_SGE_FLAGS_END_OF_BUFFER |  \
1100          MPT_SGE_FLAGS_END_OF_LIST |    \
1101          MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
1102          MPT_SGE_FLAGS_ADDRESSING | \
1103          MPT_TRANSFER_IOC_TO_HOST)
1104 #define MPT_SGE_FLAGS_SSIMPLE_WRITE \
1105         (MPT_SGE_FLAGS_LAST_ELEMENT |   \
1106          MPT_SGE_FLAGS_END_OF_BUFFER |  \
1107          MPT_SGE_FLAGS_END_OF_LIST |    \
1108          MPT_SGE_FLAGS_SIMPLE_ELEMENT | \
1109          MPT_SGE_FLAGS_ADDRESSING | \
1110          MPT_TRANSFER_HOST_TO_IOC)
1111
1112 /*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
1113 #endif
1114