drivers/scsi/mpt3sas/mpt3sas_base.h

   1 /*
   2  * This is the Fusion MPT base driver providing common API layer interface
   3  * for access to MPT (Message Passing Technology) firmware.
   4  *
   5  * This code is based on drivers/scsi/mpt3sas/mpt3sas_base.h
   6  * Copyright (C) 2012-2014  LSI Corporation
   7  *  (mailto:DL-MPTFusionLinux@lsi.com)
   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_BASE_H_INCLUDED
  46 #define MPT3SAS_BASE_H_INCLUDED
  47
  48 #include "mpi/mpi2_type.h"
  49 #include "mpi/mpi2.h"
  50 #include "mpi/mpi2_ioc.h"
  51 #include "mpi/mpi2_cnfg.h"
  52 #include "mpi/mpi2_init.h"
  53 #include "mpi/mpi2_raid.h"
  54 #include "mpi/mpi2_tool.h"
  55 #include "mpi/mpi2_sas.h"
  56
  57 #include <scsi/scsi.h>
  58 #include <scsi/scsi_cmnd.h>
  59 #include <scsi/scsi_device.h>
  60 #include <scsi/scsi_host.h>
  61 #include <scsi/scsi_tcq.h>
  62 #include <scsi/scsi_transport_sas.h>
  63 #include <scsi/scsi_dbg.h>
  64 #include <scsi/scsi_eh.h>
  65
  66 #include "mpt3sas_debug.h"
  67 #include "mpt3sas_trigger_diag.h"
  68
  69 /* driver versioning info */
  70 #define MPT3SAS_DRIVER_NAME             "mpt3sas"
  71 #define MPT3SAS_AUTHOR  "LSI Corporation <DL-MPTFusionLinux@lsi.com>"
  72 #define MPT3SAS_DESCRIPTION     "LSI MPT Fusion SAS 3.0 Device Driver"
  73 #define MPT3SAS_DRIVER_VERSION          "04.100.00.00"
  74 #define MPT3SAS_MAJOR_VERSION           4
  75 #define MPT3SAS_MINOR_VERSION           100
  76 #define MPT3SAS_BUILD_VERSION           0
  77 #define MPT3SAS_RELEASE_VERSION 00
  78
  79 /*
  80  * Set MPT3SAS_SG_DEPTH value based on user input.
  81  */
  82 #define MPT3SAS_MAX_PHYS_SEGMENTS       SCSI_MAX_SG_SEGMENTS
  83 #define MPT3SAS_MIN_PHYS_SEGMENTS       16
  84 #ifdef CONFIG_SCSI_MPT3SAS_MAX_SGE
  85 #define MPT3SAS_SG_DEPTH                CONFIG_SCSI_MPT3SAS_MAX_SGE
  86 #else
  87 #define MPT3SAS_SG_DEPTH                MPT3SAS_MAX_PHYS_SEGMENTS
  88 #endif
  89
  90
  91 /*
  92  * Generic Defines
  93  */
  94 #define MPT3SAS_SATA_QUEUE_DEPTH        32
  95 #define MPT3SAS_SAS_QUEUE_DEPTH         254
  96 #define MPT3SAS_RAID_QUEUE_DEPTH        128
  97
  98 #define MPT_NAME_LENGTH                 32      /* generic length of strings */
  99 #define MPT_STRING_LENGTH               64
 100
 101 #define MPT_MAX_CALLBACKS               32
 102
 103
 104 #define  CAN_SLEEP                      1
 105 #define  NO_SLEEP                       0
 106
 107 #define INTERNAL_CMDS_COUNT             10      /* reserved cmds */
 108
 109 #define MPI3_HIM_MASK                   0xFFFFFFFF /* mask every bit*/
 110
 111 #define MPT3SAS_INVALID_DEVICE_HANDLE   0xFFFF
 112
 113 /*
 114  * reset phases
 115  */
 116 #define MPT3_IOC_PRE_RESET              1 /* prior to host reset */
 117 #define MPT3_IOC_AFTER_RESET            2 /* just after host reset */
 118 #define MPT3_IOC_DONE_RESET             3 /* links re-initialized */
 119
 120 /*
 121  * logging format
 122  */
 123 #define MPT3SAS_FMT                     "%s: "
 124
 125 /*
 126  * per target private data
 127  */
 128 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
 129 #define MPT_TARGET_FLAGS_VOLUME         0x02
 130 #define MPT_TARGET_FLAGS_DELETED        0x04
 131 #define MPT_TARGET_FASTPATH_IO          0x08
 132
 133 /*
 134  * Intel HBA branding
 135  */
 136 #define MPT3SAS_INTEL_RMS3JC080_BRANDING       \
 137         "Intel(R) Integrated RAID Module RMS3JC080"
 138 #define MPT3SAS_INTEL_RS3GC008_BRANDING       \
 139         "Intel(R) RAID Controller RS3GC008"
 140 #define MPT3SAS_INTEL_RS3FC044_BRANDING       \
 141         "Intel(R) RAID Controller RS3FC044"
 142 #define MPT3SAS_INTEL_RS3UC080_BRANDING       \
 143         "Intel(R) RAID Controller RS3UC080"
 144
 145 /*
 146  * Intel HBA SSDIDs
 147  */
 148 #define MPT3SAS_INTEL_RMS3JC080_SSDID   0x3521
 149 #define MPT3SAS_INTEL_RS3GC008_SSDID    0x3522
 150 #define MPT3SAS_INTEL_RS3FC044_SSDID    0x3523
 151 #define MPT3SAS_INTEL_RS3UC080_SSDID    0x3524
 152
 153 /*
 154  * status bits for ioc->diag_buffer_status
 155  */
 156 #define MPT3_DIAG_BUFFER_IS_REGISTERED  (0x01)
 157 #define MPT3_DIAG_BUFFER_IS_RELEASED    (0x02)
 158 #define MPT3_DIAG_BUFFER_IS_DIAG_RESET  (0x04)
 159
 160
 161 /* OEM Identifiers */
 162 #define MFG10_OEM_ID_INVALID                   (0x00000000)
 163 #define MFG10_OEM_ID_DELL                      (0x00000001)
 164 #define MFG10_OEM_ID_FSC                       (0x00000002)
 165 #define MFG10_OEM_ID_SUN                       (0x00000003)
 166 #define MFG10_OEM_ID_IBM                       (0x00000004)
 167
 168 /* GENERIC Flags 0*/
 169 #define MFG10_GF0_OCE_DISABLED                 (0x00000001)
 170 #define MFG10_GF0_R1E_DRIVE_COUNT              (0x00000002)
 171 #define MFG10_GF0_R10_DISPLAY                  (0x00000004)
 172 #define MFG10_GF0_SSD_DATA_SCRUB_DISABLE       (0x00000008)
 173 #define MFG10_GF0_SINGLE_DRIVE_R0              (0x00000010)
 174
 175 /* OEM Specific Flags will come from OEM specific header files */
 176 struct Mpi2ManufacturingPage10_t {
 177         MPI2_CONFIG_PAGE_HEADER Header;         /* 00h */
 178         U8      OEMIdentifier;                  /* 04h */
 179         U8      Reserved1;                      /* 05h */
 180         U16     Reserved2;                      /* 08h */
 181         U32     Reserved3;                      /* 0Ch */
 182         U32     GenericFlags0;                  /* 10h */
 183         U32     GenericFlags1;                  /* 14h */
 184         U32     Reserved4;                      /* 18h */
 185         U32     OEMSpecificFlags0;              /* 1Ch */
 186         U32     OEMSpecificFlags1;              /* 20h */
 187         U32     Reserved5[18];                  /* 24h - 60h*/
 188 };
 189
 190
 191 /* Miscellaneous options */
 192 struct Mpi2ManufacturingPage11_t {
 193         MPI2_CONFIG_PAGE_HEADER Header;         /* 00h */
 194         __le32  Reserved1;                      /* 04h */
 195         u8      Reserved2;                      /* 08h */
 196         u8      EEDPTagMode;                    /* 09h */
 197         u8      Reserved3;                      /* 0Ah */
 198         u8      Reserved4;                      /* 0Bh */
 199         __le32  Reserved5[23];                  /* 0Ch-60h*/
 200 };
 201
 202 /**
 203  * struct MPT3SAS_TARGET - starget private hostdata
 204  * @starget: starget object
 205  * @sas_address: target sas address
 206  * @handle: device handle
 207  * @num_luns: number luns
 208  * @flags: MPT_TARGET_FLAGS_XXX flags
 209  * @deleted: target flaged for deletion
 210  * @tm_busy: target is busy with TM request.
 211  */
 212 struct MPT3SAS_TARGET {
 213         struct scsi_target *starget;
 214         u64     sas_address;
 215         u16     handle;
 216         int     num_luns;
 217         u32     flags;
 218         u8      deleted;
 219         u8      tm_busy;
 220 };
 221
 222
 223 /*
 224  * per device private data
 225  */
 226 #define MPT_DEVICE_FLAGS_INIT           0x01
 227 #define MPT_DEVICE_TLR_ON               0x02
 228
 229 /**
 230  * struct MPT3SAS_DEVICE - sdev private hostdata
 231  * @sas_target: starget private hostdata
 232  * @lun: lun number
 233  * @flags: MPT_DEVICE_XXX flags
 234  * @configured_lun: lun is configured
 235  * @block: device is in SDEV_BLOCK state
 236  * @tlr_snoop_check: flag used in determining whether to disable TLR
 237  * @eedp_enable: eedp support enable bit
 238  * @eedp_type: 0(type_1), 1(type_2), 2(type_3)
 239  * @eedp_block_length: block size
 240  */
 241 struct MPT3SAS_DEVICE {
 242         struct MPT3SAS_TARGET *sas_target;
 243         unsigned int    lun;
 244         u32     flags;
 245         u8      configured_lun;
 246         u8      block;
 247         u8      tlr_snoop_check;
 248 };
 249
 250 #define MPT3_CMD_NOT_USED       0x8000  /* free */
 251 #define MPT3_CMD_COMPLETE       0x0001  /* completed */
 252 #define MPT3_CMD_PENDING        0x0002  /* pending */
 253 #define MPT3_CMD_REPLY_VALID    0x0004  /* reply is valid */
 254 #define MPT3_CMD_RESET          0x0008  /* host reset dropped the command */
 255
 256 /**
 257  * struct _internal_cmd - internal commands struct
 258  * @mutex: mutex
 259  * @done: completion
 260  * @reply: reply message pointer
 261  * @sense: sense data
 262  * @status: MPT3_CMD_XXX status
 263  * @smid: system message id
 264  */
 265 struct _internal_cmd {
 266         struct mutex mutex;
 267         struct completion done;
 268         void    *reply;
 269         void    *sense;
 270         u16     status;
 271         u16     smid;
 272 };
 273
 274
 275
 276 /**
 277  * struct _sas_device - attached device information
 278  * @list: sas device list
 279  * @starget: starget object
 280  * @sas_address: device sas address
 281  * @device_name: retrieved from the SAS IDENTIFY frame.
 282  * @handle: device handle
 283  * @sas_address_parent: sas address of parent expander or sas host
 284  * @enclosure_handle: enclosure handle
 285  * @enclosure_logical_id: enclosure logical identifier
 286  * @volume_handle: volume handle (valid when hidden raid member)
 287  * @volume_wwid: volume unique identifier
 288  * @device_info: bitfield provides detailed info about the device
 289  * @id: target id
 290  * @channel: target channel
 291  * @slot: number number
 292  * @phy: phy identifier provided in sas device page 0
 293  * @responding: used in _scsih_sas_device_mark_responding
 294  * @fast_path: fast path feature enable bit
 295  * @pfa_led_on: flag for PFA LED status
 296  *
 297  */
 298 struct _sas_device {
 299         struct list_head list;
 300         struct scsi_target *starget;
 301         u64     sas_address;
 302         u64     device_name;
 303         u16     handle;
 304         u64     sas_address_parent;
 305         u16     enclosure_handle;
 306         u64     enclosure_logical_id;
 307         u16     volume_handle;
 308         u64     volume_wwid;
 309         u32     device_info;
 310         int     id;
 311         int     channel;
 312         u16     slot;
 313         u8      phy;
 314         u8      responding;
 315         u8      fast_path;
 316         u8      pfa_led_on;
 317 };
 318
 319 /**
 320  * struct _raid_device - raid volume link list
 321  * @list: sas device list
 322  * @starget: starget object
 323  * @sdev: scsi device struct (volumes are single lun)
 324  * @wwid: unique identifier for the volume
 325  * @handle: device handle
 326  * @id: target id
 327  * @channel: target channel
 328  * @volume_type: the raid level
 329  * @device_info: bitfield provides detailed info about the hidden components
 330  * @num_pds: number of hidden raid components
 331  * @responding: used in _scsih_raid_device_mark_responding
 332  * @percent_complete: resync percent complete
 333  */
 334 #define MPT_MAX_WARPDRIVE_PDS           8
 335 struct _raid_device {
 336         struct list_head list;
 337         struct scsi_target *starget;
 338         struct scsi_device *sdev;
 339         u64     wwid;
 340         u16     handle;
 341         int     id;
 342         int     channel;
 343         u8      volume_type;
 344         u8      num_pds;
 345         u8      responding;
 346         u8      percent_complete;
 347         u32     device_info;
 348 };
 349
 350 /**
 351  * struct _boot_device - boot device info
 352  * @is_raid: flag to indicate whether this is volume
 353  * @device: holds pointer for either struct _sas_device or
 354  *     struct _raid_device
 355  */
 356 struct _boot_device {
 357         u8 is_raid;
 358         void *device;
 359 };
 360
 361 /**
 362  * struct _sas_port - wide/narrow sas port information
 363  * @port_list: list of ports belonging to expander
 364  * @num_phys: number of phys belonging to this port
 365  * @remote_identify: attached device identification
 366  * @rphy: sas transport rphy object
 367  * @port: sas transport wide/narrow port object
 368  * @phy_list: _sas_phy list objects belonging to this port
 369  */
 370 struct _sas_port {
 371         struct list_head port_list;
 372         u8      num_phys;
 373         struct sas_identify remote_identify;
 374         struct sas_rphy *rphy;
 375         struct sas_port *port;
 376         struct list_head phy_list;
 377 };
 378
 379 /**
 380  * struct _sas_phy - phy information
 381  * @port_siblings: list of phys belonging to a port
 382  * @identify: phy identification
 383  * @remote_identify: attached device identification
 384  * @phy: sas transport phy object
 385  * @phy_id: unique phy id
 386  * @handle: device handle for this phy
 387  * @attached_handle: device handle for attached device
 388  * @phy_belongs_to_port: port has been created for this phy
 389  */
 390 struct _sas_phy {
 391         struct list_head port_siblings;
 392         struct sas_identify identify;
 393         struct sas_identify remote_identify;
 394         struct sas_phy *phy;
 395         u8      phy_id;
 396         u16     handle;
 397         u16     attached_handle;
 398         u8      phy_belongs_to_port;
 399 };
 400
 401 /**
 402  * struct _sas_node - sas_host/expander information
 403  * @list: list of expanders
 404  * @parent_dev: parent device class
 405  * @num_phys: number phys belonging to this sas_host/expander
 406  * @sas_address: sas address of this sas_host/expander
 407  * @handle: handle for this sas_host/expander
 408  * @sas_address_parent: sas address of parent expander or sas host
 409  * @enclosure_handle: handle for this a member of an enclosure
 410  * @device_info: bitwise defining capabilities of this sas_host/expander
 411  * @responding: used in _scsih_expander_device_mark_responding
 412  * @phy: a list of phys that make up this sas_host/expander
 413  * @sas_port_list: list of ports attached to this sas_host/expander
 414  */
 415 struct _sas_node {
 416         struct list_head list;
 417         struct device *parent_dev;
 418         u8      num_phys;
 419         u64     sas_address;
 420         u16     handle;
 421         u64     sas_address_parent;
 422         u16     enclosure_handle;
 423         u64     enclosure_logical_id;
 424         u8      responding;
 425         struct  _sas_phy *phy;
 426         struct list_head sas_port_list;
 427 };
 428
 429 /**
 430  * enum reset_type - reset state
 431  * @FORCE_BIG_HAMMER: issue diagnostic reset
 432  * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
 433  */
 434 enum reset_type {
 435         FORCE_BIG_HAMMER,
 436         SOFT_RESET,
 437 };
 438
 439 /**
 440  * struct chain_tracker - firmware chain tracker
 441  * @chain_buffer: chain buffer
 442  * @chain_buffer_dma: physical address
 443  * @tracker_list: list of free request (ioc->free_chain_list)
 444  */
 445 struct chain_tracker {
 446         void *chain_buffer;
 447         dma_addr_t chain_buffer_dma;
 448         struct list_head tracker_list;
 449 };
 450
 451 /**
 452  * struct scsiio_tracker - scsi mf request tracker
 453  * @smid: system message id
 454  * @scmd: scsi request pointer
 455  * @cb_idx: callback index
 456  * @tracker_list: list of free request (ioc->free_list)
 457  */
 458 struct scsiio_tracker {
 459         u16     smid;
 460         struct scsi_cmnd *scmd;
 461         u8      cb_idx;
 462         struct list_head chain_list;
 463         struct list_head tracker_list;
 464 };
 465
 466 /**
 467  * struct request_tracker - firmware request tracker
 468  * @smid: system message id
 469  * @cb_idx: callback index
 470  * @tracker_list: list of free request (ioc->free_list)
 471  */
 472 struct request_tracker {
 473         u16     smid;
 474         u8      cb_idx;
 475         struct list_head tracker_list;
 476 };
 477
 478 /**
 479  * struct _tr_list - target reset list
 480  * @handle: device handle
 481  * @state: state machine
 482  */
 483 struct _tr_list {
 484         struct list_head list;
 485         u16     handle;
 486         u16     state;
 487 };
 488
 489
 490 /**
 491  * struct adapter_reply_queue - the reply queue struct
 492  * @ioc: per adapter object
 493  * @msix_index: msix index into vector table
 494  * @vector: irq vector
 495  * @reply_post_host_index: head index in the pool where FW completes IO
 496  * @reply_post_free: reply post base virt address
 497  * @name: the name registered to request_irq()
 498  * @busy: isr is actively processing replies on another cpu
 499  * @list: this list
 500 */
 501 struct adapter_reply_queue {
 502         struct MPT3SAS_ADAPTER  *ioc;
 503         u8                      msix_index;
 504         unsigned int            vector;
 505         u32                     reply_post_host_index;
 506         Mpi2ReplyDescriptorsUnion_t *reply_post_free;
 507         char                    name[MPT_NAME_LENGTH];
 508         atomic_t                busy;
 509         struct list_head        list;
 510 };
 511
 512 typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
 513
 514 /* SAS3.0 support */
 515 typedef int (*MPT_BUILD_SG_SCMD)(struct MPT3SAS_ADAPTER *ioc,
 516                 struct scsi_cmnd *scmd, u16 smid);
 517 typedef void (*MPT_BUILD_SG)(struct MPT3SAS_ADAPTER *ioc, void *psge,
 518                 dma_addr_t data_out_dma, size_t data_out_sz,
 519                 dma_addr_t data_in_dma, size_t data_in_sz);
 520 typedef void (*MPT_BUILD_ZERO_LEN_SGE)(struct MPT3SAS_ADAPTER *ioc,
 521                 void *paddr);
 522
 523
 524
 525 /* IOC Facts and Port Facts converted from little endian to cpu */
 526 union mpi3_version_union {
 527         MPI2_VERSION_STRUCT             Struct;
 528         u32                             Word;
 529 };
 530
 531 struct mpt3sas_facts {
 532         u16                     MsgVersion;
 533         u16                     HeaderVersion;
 534         u8                      IOCNumber;
 535         u8                      VP_ID;
 536         u8                      VF_ID;
 537         u16                     IOCExceptions;
 538         u16                     IOCStatus;
 539         u32                     IOCLogInfo;
 540         u8                      MaxChainDepth;
 541         u8                      WhoInit;
 542         u8                      NumberOfPorts;
 543         u8                      MaxMSIxVectors;
 544         u16                     RequestCredit;
 545         u16                     ProductID;
 546         u32                     IOCCapabilities;
 547         union mpi3_version_union        FWVersion;
 548         u16                     IOCRequestFrameSize;
 549         u16                     Reserved3;
 550         u16                     MaxInitiators;
 551         u16                     MaxTargets;
 552         u16                     MaxSasExpanders;
 553         u16                     MaxEnclosures;
 554         u16                     ProtocolFlags;
 555         u16                     HighPriorityCredit;
 556         u16                     MaxReplyDescriptorPostQueueDepth;
 557         u8                      ReplyFrameSize;
 558         u8                      MaxVolumes;
 559         u16                     MaxDevHandle;
 560         u16                     MaxPersistentEntries;
 561         u16                     MinDevHandle;
 562 };
 563
 564 struct mpt3sas_port_facts {
 565         u8                      PortNumber;
 566         u8                      VP_ID;
 567         u8                      VF_ID;
 568         u8                      PortType;
 569         u16                     MaxPostedCmdBuffers;
 570 };
 571
 572 struct reply_post_struct {
 573         Mpi2ReplyDescriptorsUnion_t     *reply_post_free;
 574         dma_addr_t                      reply_post_free_dma;
 575 };
 576
 577 /**
 578  * enum mutex_type - task management mutex type
 579  * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
 580  * @TM_MUTEX_ON: mutex is required
 581  */
 582 enum mutex_type {
 583         TM_MUTEX_OFF = 0,
 584         TM_MUTEX_ON = 1,
 585 };
 586
 587 typedef void (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc);
 588 /**
 589  * struct MPT3SAS_ADAPTER - per adapter struct
 590  * @list: ioc_list
 591  * @shost: shost object
 592  * @id: unique adapter id
 593  * @cpu_count: number online cpus
 594  * @name: generic ioc string
 595  * @tmp_string: tmp string used for logging
 596  * @pdev: pci pdev object
 597  * @pio_chip: physical io register space
 598  * @chip: memory mapped register space
 599  * @chip_phys: physical addrss prior to mapping
 600  * @logging_level: see mpt3sas_debug.h
 601  * @fwfault_debug: debuging FW timeouts
 602  * @ir_firmware: IR firmware present
 603  * @bars: bitmask of BAR's that must be configured
 604  * @mask_interrupts: ignore interrupt
 605  * @dma_mask: used to set the consistent dma mask
 606  * @fault_reset_work_q_name: fw fault work queue
 607  * @fault_reset_work_q: ""
 608  * @fault_reset_work: ""
 609  * @firmware_event_name: fw event work queue
 610  * @firmware_event_thread: ""
 611  * @fw_event_lock:
 612  * @fw_event_list: list of fw events
 613  * @aen_event_read_flag: event log was read
 614  * @broadcast_aen_busy: broadcast aen waiting to be serviced
 615  * @shost_recovery: host reset in progress
 616  * @ioc_reset_in_progress_lock:
 617  * @ioc_link_reset_in_progress: phy/hard reset in progress
 618  * @ignore_loginfos: ignore loginfos during task management
 619  * @remove_host: flag for when driver unloads, to avoid sending dev resets
 620  * @pci_error_recovery: flag to prevent ioc access until slot reset completes
 621  * @wait_for_discovery_to_complete: flag set at driver load time when
 622  *                                               waiting on reporting devices
 623  * @is_driver_loading: flag set at driver load time
 624  * @port_enable_failed: flag set when port enable has failed
 625  * @start_scan: flag set from scan_start callback, cleared from _mpt3sas_fw_work
 626  * @start_scan_failed: means port enable failed, return's the ioc_status
 627  * @msix_enable: flag indicating msix is enabled
 628  * @msix_vector_count: number msix vectors
 629  * @cpu_msix_table: table for mapping cpus to msix index
 630  * @cpu_msix_table_sz: table size
 631  * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands
 632  * @scsi_io_cb_idx: shost generated commands
 633  * @tm_cb_idx: task management commands
 634  * @scsih_cb_idx: scsih internal commands
 635  * @transport_cb_idx: transport internal commands
 636  * @ctl_cb_idx: clt internal commands
 637  * @base_cb_idx: base internal commands
 638  * @config_cb_idx: base internal commands
 639  * @tm_tr_cb_idx : device removal target reset handshake
 640  * @tm_tr_volume_cb_idx : volume removal target reset
 641  * @base_cmds:
 642  * @transport_cmds:
 643  * @scsih_cmds:
 644  * @tm_cmds:
 645  * @ctl_cmds:
 646  * @config_cmds:
 647  * @base_add_sg_single: handler for either 32/64 bit sgl's
 648  * @event_type: bits indicating which events to log
 649  * @event_context: unique id for each logged event
 650  * @event_log: event log pointer
 651  * @event_masks: events that are masked
 652  * @facts: static facts data
 653  * @pfacts: static port facts data
 654  * @manu_pg0: static manufacturing page 0
 655  * @manu_pg10: static manufacturing page 10
 656  * @manu_pg11: static manufacturing page 11
 657  * @bios_pg2: static bios page 2
 658  * @bios_pg3: static bios page 3
 659  * @ioc_pg8: static ioc page 8
 660  * @iounit_pg0: static iounit page 0
 661  * @iounit_pg1: static iounit page 1
 662  * @iounit_pg8: static iounit page 8
 663  * @sas_hba: sas host object
 664  * @sas_expander_list: expander object list
 665  * @sas_node_lock:
 666  * @sas_device_list: sas device object list
 667  * @sas_device_init_list: sas device object list (used only at init time)
 668  * @sas_device_lock:
 669  * @io_missing_delay: time for IO completed by fw when PDR enabled
 670  * @device_missing_delay: time for device missing by fw when PDR enabled
 671  * @sas_id : used for setting volume target IDs
 672  * @blocking_handles: bitmask used to identify which devices need blocking
 673  * @pd_handles : bitmask for PD handles
 674  * @pd_handles_sz : size of pd_handle bitmask
 675  * @config_page_sz: config page size
 676  * @config_page: reserve memory for config page payload
 677  * @config_page_dma:
 678  * @hba_queue_depth: hba request queue depth
 679  * @sge_size: sg element size for either 32/64 bit
 680  * @scsiio_depth: SCSI_IO queue depth
 681  * @request_sz: per request frame size
 682  * @request: pool of request frames
 683  * @request_dma:
 684  * @request_dma_sz:
 685  * @scsi_lookup: firmware request tracker list
 686  * @scsi_lookup_lock:
 687  * @free_list: free list of request
 688  * @pending_io_count:
 689  * @reset_wq:
 690  * @chain: pool of chains
 691  * @chain_dma:
 692  * @max_sges_in_main_message: number sg elements in main message
 693  * @max_sges_in_chain_message: number sg elements per chain
 694  * @chains_needed_per_io: max chains per io
 695  * @chain_depth: total chains allocated
 696  * @hi_priority_smid:
 697  * @hi_priority:
 698  * @hi_priority_dma:
 699  * @hi_priority_depth:
 700  * @hpr_lookup:
 701  * @hpr_free_list:
 702  * @internal_smid:
 703  * @internal:
 704  * @internal_dma:
 705  * @internal_depth:
 706  * @internal_lookup:
 707  * @internal_free_list:
 708  * @sense: pool of sense
 709  * @sense_dma:
 710  * @sense_dma_pool:
 711  * @reply_depth: hba reply queue depth:
 712  * @reply_sz: per reply frame size:
 713  * @reply: pool of replys:
 714  * @reply_dma:
 715  * @reply_dma_pool:
 716  * @reply_free_queue_depth: reply free depth
 717  * @reply_free: pool for reply free queue (32 bit addr)
 718  * @reply_free_dma:
 719  * @reply_free_dma_pool:
 720  * @reply_free_host_index: tail index in pool to insert free replys
 721  * @reply_post_queue_depth: reply post queue depth
 722  * @reply_post_struct: struct for reply_post_free physical & virt address
 723  * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init
 724  * @rdpq_array_enable: rdpq_array support is enabled in the driver
 725  * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag
 726  *                              is assigned only ones
 727  * @reply_queue_count: number of reply queue's
 728  * @reply_queue_list: link list contaning the reply queue info
 729  * @reply_post_host_index: head index in the pool where FW completes IO
 730  * @delayed_tr_list: target reset link list
 731  * @delayed_tr_volume_list: volume target reset link list
 732  * @@temp_sensors_count: flag to carry the number of temperature sensors
 733  */
 734 struct MPT3SAS_ADAPTER {
 735         struct list_head list;
 736         struct Scsi_Host *shost;
 737         u8              id;
 738         int             cpu_count;
 739         char            name[MPT_NAME_LENGTH];
 740         char            tmp_string[MPT_STRING_LENGTH];
 741         struct pci_dev  *pdev;
 742         Mpi2SystemInterfaceRegs_t __iomem *chip;
 743         resource_size_t chip_phys;
 744         int             logging_level;
 745         int             fwfault_debug;
 746         u8              ir_firmware;
 747         int             bars;
 748         u8              mask_interrupts;
 749         int             dma_mask;
 750
 751         /* fw fault handler */
 752         char            fault_reset_work_q_name[20];
 753         struct workqueue_struct *fault_reset_work_q;
 754         struct delayed_work fault_reset_work;
 755
 756         /* fw event handler */
 757         char            firmware_event_name[20];
 758         struct workqueue_struct *firmware_event_thread;
 759         spinlock_t      fw_event_lock;
 760         struct list_head fw_event_list;
 761
 762          /* misc flags */
 763         int             aen_event_read_flag;
 764         u8              broadcast_aen_busy;
 765         u16             broadcast_aen_pending;
 766         u8              shost_recovery;
 767
 768         struct mutex    reset_in_progress_mutex;
 769         spinlock_t      ioc_reset_in_progress_lock;
 770         u8              ioc_link_reset_in_progress;
 771         u8              ioc_reset_in_progress_status;
 772
 773         u8              ignore_loginfos;
 774         u8              remove_host;
 775         u8              pci_error_recovery;
 776         u8              wait_for_discovery_to_complete;
 777         u8              is_driver_loading;
 778         u8              port_enable_failed;
 779         u8              start_scan;
 780         u16             start_scan_failed;
 781
 782         u8              msix_enable;
 783         u16             msix_vector_count;
 784         u8              *cpu_msix_table;
 785         u16             cpu_msix_table_sz;
 786         u32             ioc_reset_count;
 787         MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
 788
 789         /* internal commands, callback index */
 790         u8              scsi_io_cb_idx;
 791         u8              tm_cb_idx;
 792         u8              transport_cb_idx;
 793         u8              scsih_cb_idx;
 794         u8              ctl_cb_idx;
 795         u8              base_cb_idx;
 796         u8              port_enable_cb_idx;
 797         u8              config_cb_idx;
 798         u8              tm_tr_cb_idx;
 799         u8              tm_tr_volume_cb_idx;
 800         u8              tm_sas_control_cb_idx;
 801         struct _internal_cmd base_cmds;
 802         struct _internal_cmd port_enable_cmds;
 803         struct _internal_cmd transport_cmds;
 804         struct _internal_cmd scsih_cmds;
 805         struct _internal_cmd tm_cmds;
 806         struct _internal_cmd ctl_cmds;
 807         struct _internal_cmd config_cmds;
 808
 809         MPT_ADD_SGE     base_add_sg_single;
 810
 811         /* function ptr for either IEEE or MPI sg elements */
 812         MPT_BUILD_SG_SCMD build_sg_scmd;
 813         MPT_BUILD_SG    build_sg;
 814         MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge;
 815         u8              mpi25;
 816         u16             sge_size_ieee;
 817
 818         /* function ptr for MPI sg elements only */
 819         MPT_BUILD_SG    build_sg_mpi;
 820         MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge_mpi;
 821
 822         /* event log */
 823         u32             event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
 824         u32             event_context;
 825         void            *event_log;
 826         u32             event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
 827
 828         /* static config pages */
 829         struct mpt3sas_facts facts;
 830         struct mpt3sas_port_facts *pfacts;
 831         Mpi2ManufacturingPage0_t manu_pg0;
 832         struct Mpi2ManufacturingPage10_t manu_pg10;
 833         struct Mpi2ManufacturingPage11_t manu_pg11;
 834         Mpi2BiosPage2_t bios_pg2;
 835         Mpi2BiosPage3_t bios_pg3;
 836         Mpi2IOCPage8_t ioc_pg8;
 837         Mpi2IOUnitPage0_t iounit_pg0;
 838         Mpi2IOUnitPage1_t iounit_pg1;
 839         Mpi2IOUnitPage8_t iounit_pg8;
 840
 841         struct _boot_device req_boot_device;
 842         struct _boot_device req_alt_boot_device;
 843         struct _boot_device current_boot_device;
 844
 845         /* sas hba, expander, and device list */
 846         struct _sas_node sas_hba;
 847         struct list_head sas_expander_list;
 848         spinlock_t      sas_node_lock;
 849         struct list_head sas_device_list;
 850         struct list_head sas_device_init_list;
 851         spinlock_t      sas_device_lock;
 852         struct list_head raid_device_list;
 853         spinlock_t      raid_device_lock;
 854         u8              io_missing_delay;
 855         u16             device_missing_delay;
 856         int             sas_id;
 857
 858         void            *blocking_handles;
 859         void            *pd_handles;
 860         u16             pd_handles_sz;
 861
 862         /* config page */
 863         u16             config_page_sz;
 864         void            *config_page;
 865         dma_addr_t      config_page_dma;
 866
 867         /* scsiio request */
 868         u16             hba_queue_depth;
 869         u16             sge_size;
 870         u16             scsiio_depth;
 871         u16             request_sz;
 872         u8              *request;
 873         dma_addr_t      request_dma;
 874         u32             request_dma_sz;
 875         struct scsiio_tracker *scsi_lookup;
 876         ulong           scsi_lookup_pages;
 877         spinlock_t      scsi_lookup_lock;
 878         struct list_head free_list;
 879         int             pending_io_count;
 880         wait_queue_head_t reset_wq;
 881
 882         /* chain */
 883         struct chain_tracker *chain_lookup;
 884         struct list_head free_chain_list;
 885         struct dma_pool *chain_dma_pool;
 886         ulong           chain_pages;
 887         u16             max_sges_in_main_message;
 888         u16             max_sges_in_chain_message;
 889         u16             chains_needed_per_io;
 890         u32             chain_depth;
 891
 892         /* hi-priority queue */
 893         u16             hi_priority_smid;
 894         u8              *hi_priority;
 895         dma_addr_t      hi_priority_dma;
 896         u16             hi_priority_depth;
 897         struct request_tracker *hpr_lookup;
 898         struct list_head hpr_free_list;
 899
 900         /* internal queue */
 901         u16             internal_smid;
 902         u8              *internal;
 903         dma_addr_t      internal_dma;
 904         u16             internal_depth;
 905         struct request_tracker *internal_lookup;
 906         struct list_head internal_free_list;
 907
 908         /* sense */
 909         u8              *sense;
 910         dma_addr_t      sense_dma;
 911         struct dma_pool *sense_dma_pool;
 912
 913         /* reply */
 914         u16             reply_sz;
 915         u8              *reply;
 916         dma_addr_t      reply_dma;
 917         u32             reply_dma_max_address;
 918         u32             reply_dma_min_address;
 919         struct dma_pool *reply_dma_pool;
 920
 921         /* reply free queue */
 922         u16             reply_free_queue_depth;
 923         __le32          *reply_free;
 924         dma_addr_t      reply_free_dma;
 925         struct dma_pool *reply_free_dma_pool;
 926         u32             reply_free_host_index;
 927
 928         /* reply post queue */
 929         u16             reply_post_queue_depth;
 930         struct reply_post_struct *reply_post;
 931         u8              rdpq_array_capable;
 932         u8              rdpq_array_enable;
 933         u8              rdpq_array_enable_assigned;
 934         struct dma_pool *reply_post_free_dma_pool;
 935         u8              reply_queue_count;
 936         struct list_head reply_queue_list;
 937
 938         struct list_head delayed_tr_list;
 939         struct list_head delayed_tr_volume_list;
 940         u8              temp_sensors_count;
 941
 942         /* diag buffer support */
 943         u8              *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
 944         u32             diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
 945         dma_addr_t      diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
 946         u8              diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
 947         u32             unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
 948         u32             product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
 949         u32             diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
 950         u32             ring_buffer_offset;
 951         u32             ring_buffer_sz;
 952         spinlock_t      diag_trigger_lock;
 953         u8              diag_trigger_active;
 954         struct SL_WH_MASTER_TRIGGER_T diag_trigger_master;
 955         struct SL_WH_EVENT_TRIGGERS_T diag_trigger_event;
 956         struct SL_WH_SCSI_TRIGGERS_T diag_trigger_scsi;
 957         struct SL_WH_MPI_TRIGGERS_T diag_trigger_mpi;
 958 };
 959
 960 typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
 961         u32 reply);
 962
 963
 964 /* base shared API */
 965 extern struct list_head mpt3sas_ioc_list;
 966 void mpt3sas_base_start_watchdog(struct MPT3SAS_ADAPTER *ioc);
 967 void mpt3sas_base_stop_watchdog(struct MPT3SAS_ADAPTER *ioc);
 968
 969 int mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc);
 970 void mpt3sas_base_detach(struct MPT3SAS_ADAPTER *ioc);
 971 int mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc);
 972 void mpt3sas_base_free_resources(struct MPT3SAS_ADAPTER *ioc);
 973 int mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag,
 974         enum reset_type type);
 975
 976 void *mpt3sas_base_get_msg_frame(struct MPT3SAS_ADAPTER *ioc, u16 smid);
 977 void *mpt3sas_base_get_sense_buffer(struct MPT3SAS_ADAPTER *ioc, u16 smid);
 978 __le32 mpt3sas_base_get_sense_buffer_dma(struct MPT3SAS_ADAPTER *ioc,
 979         u16 smid);
 980 void mpt3sas_base_flush_reply_queues(struct MPT3SAS_ADAPTER *ioc);
 981
 982 /* hi-priority queue */
 983 u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx);
 984 u16 mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx,
 985         struct scsi_cmnd *scmd);
 986
 987 u16 mpt3sas_base_get_smid(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx);
 988 void mpt3sas_base_free_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid);
 989 void mpt3sas_base_put_smid_scsi_io(struct MPT3SAS_ADAPTER *ioc, u16 smid,
 990         u16 handle);
 991 void mpt3sas_base_put_smid_fast_path(struct MPT3SAS_ADAPTER *ioc, u16 smid,
 992         u16 handle);
 993 void mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid);
 994 void mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid);
 995 void mpt3sas_base_initialize_callback_handler(void);
 996 u8 mpt3sas_base_register_callback_handler(MPT_CALLBACK cb_func);
 997 void mpt3sas_base_release_callback_handler(u8 cb_idx);
 998
 999 u8 mpt3sas_base_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1000         u32 reply);
1001 u8 mpt3sas_port_enable_done(struct MPT3SAS_ADAPTER *ioc, u16 smid,
1002         u8 msix_index, u32 reply);
1003 void *mpt3sas_base_get_reply_virt_addr(struct MPT3SAS_ADAPTER *ioc,
1004         u32 phys_addr);
1005
1006 u32 mpt3sas_base_get_iocstate(struct MPT3SAS_ADAPTER *ioc, int cooked);
1007
1008 void mpt3sas_base_fault_info(struct MPT3SAS_ADAPTER *ioc , u16 fault_code);
1009 int mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
1010         Mpi2SasIoUnitControlReply_t *mpi_reply,
1011         Mpi2SasIoUnitControlRequest_t *mpi_request);
1012 int mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
1013         Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
1014
1015 void mpt3sas_base_validate_event_type(struct MPT3SAS_ADAPTER *ioc,
1016         u32 *event_type);
1017
1018 void mpt3sas_halt_firmware(struct MPT3SAS_ADAPTER *ioc);
1019
1020 void mpt3sas_base_update_missing_delay(struct MPT3SAS_ADAPTER *ioc,
1021         u16 device_missing_delay, u8 io_missing_delay);
1022
1023 int mpt3sas_port_enable(struct MPT3SAS_ADAPTER *ioc);
1024
1025
1026 /* scsih shared API */
1027 u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
1028         u32 reply);
1029 void mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase);
1030
1031 int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle,
1032         uint channel, uint id, uint lun, u8 type, u16 smid_task,
1033         ulong timeout, enum mutex_type m_type);
1034 void mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle);
1035 void mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle);
1036 void mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
1037 void mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc,
1038         u64 sas_address);
1039
1040 struct _sas_node *mpt3sas_scsih_expander_find_by_handle(
1041         struct MPT3SAS_ADAPTER *ioc, u16 handle);
1042 struct _sas_node *mpt3sas_scsih_expander_find_by_sas_address(
1043         struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
1044 struct _sas_device *mpt3sas_scsih_sas_device_find_by_sas_address(
1045         struct MPT3SAS_ADAPTER *ioc, u64 sas_address);
1046
1047 void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc);
1048
1049 /* config shared API */
1050 u8 mpt3sas_config_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1051         u32 reply);
1052 int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc,
1053         u8 *num_phys);
1054 int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc,
1055         Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1056 int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc,
1057         Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page,
1058         u16 sz);
1059 int mpt3sas_config_get_manufacturing_pg10(struct MPT3SAS_ADAPTER *ioc,
1060         Mpi2ConfigReply_t *mpi_reply,
1061         struct Mpi2ManufacturingPage10_t *config_page);
1062
1063 int mpt3sas_config_get_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc,
1064         Mpi2ConfigReply_t *mpi_reply,
1065         struct Mpi2ManufacturingPage11_t  *config_page);
1066 int mpt3sas_config_set_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc,
1067         Mpi2ConfigReply_t *mpi_reply,
1068         struct Mpi2ManufacturingPage11_t *config_page);
1069
1070 int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1071         *mpi_reply, Mpi2BiosPage2_t *config_page);
1072 int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1073         *mpi_reply, Mpi2BiosPage3_t *config_page);
1074 int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1075         *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1076 int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc,
1077         Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage0_t *config_page,
1078         u32 form, u32 handle);
1079 int mpt3sas_config_get_sas_device_pg1(struct MPT3SAS_ADAPTER *ioc,
1080         Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage1_t *config_page,
1081         u32 form, u32 handle);
1082 int mpt3sas_config_get_sas_iounit_pg0(struct MPT3SAS_ADAPTER *ioc,
1083         Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage0_t *config_page,
1084         u16 sz);
1085 int mpt3sas_config_get_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1086         *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1087 int mpt3sas_config_set_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1088         *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1089 int mpt3sas_config_get_iounit_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1090         *mpi_reply, Mpi2IOUnitPage8_t *config_page);
1091 int mpt3sas_config_get_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc,
1092         Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page,
1093         u16 sz);
1094 int mpt3sas_config_set_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc,
1095         Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page,
1096         u16 sz);
1097 int mpt3sas_config_get_ioc_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1098         *mpi_reply, Mpi2IOCPage8_t *config_page);
1099 int mpt3sas_config_get_expander_pg0(struct MPT3SAS_ADAPTER *ioc,
1100         Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage0_t *config_page,
1101         u32 form, u32 handle);
1102 int mpt3sas_config_get_expander_pg1(struct MPT3SAS_ADAPTER *ioc,
1103         Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage1_t *config_page,
1104         u32 phy_number, u16 handle);
1105 int mpt3sas_config_get_enclosure_pg0(struct MPT3SAS_ADAPTER *ioc,
1106         Mpi2ConfigReply_t *mpi_reply, Mpi2SasEnclosurePage0_t *config_page,
1107         u32 form, u32 handle);
1108 int mpt3sas_config_get_phy_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1109         *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1110 int mpt3sas_config_get_phy_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1111         *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1112 int mpt3sas_config_get_raid_volume_pg1(struct MPT3SAS_ADAPTER *ioc,
1113         Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form,
1114         u32 handle);
1115 int mpt3sas_config_get_number_pds(struct MPT3SAS_ADAPTER *ioc, u16 handle,
1116         u8 *num_pds);
1117 int mpt3sas_config_get_raid_volume_pg0(struct MPT3SAS_ADAPTER *ioc,
1118         Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form,
1119         u32 handle, u16 sz);
1120 int mpt3sas_config_get_phys_disk_pg0(struct MPT3SAS_ADAPTER *ioc,
1121         Mpi2ConfigReply_t *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page,
1122         u32 form, u32 form_specific);
1123 int mpt3sas_config_get_volume_handle(struct MPT3SAS_ADAPTER *ioc, u16 pd_handle,
1124         u16 *volume_handle);
1125 int mpt3sas_config_get_volume_wwid(struct MPT3SAS_ADAPTER *ioc,
1126         u16 volume_handle, u64 *wwid);
1127
1128 /* ctl shared API */
1129 extern struct device_attribute *mpt3sas_host_attrs[];
1130 extern struct device_attribute *mpt3sas_dev_attrs[];
1131 void mpt3sas_ctl_init(void);
1132 void mpt3sas_ctl_exit(void);
1133 u8 mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1134         u32 reply);
1135 void mpt3sas_ctl_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase);
1136 u8 mpt3sas_ctl_event_callback(struct MPT3SAS_ADAPTER *ioc,
1137         u8 msix_index, u32 reply);
1138 void mpt3sas_ctl_add_to_event_log(struct MPT3SAS_ADAPTER *ioc,
1139         Mpi2EventNotificationReply_t *mpi_reply);
1140
1141 void mpt3sas_enable_diag_buffer(struct MPT3SAS_ADAPTER *ioc,
1142         u8 bits_to_regsiter);
1143 int mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
1144         u8 *issue_reset);
1145
1146 /* transport shared API */
1147 u8 mpt3sas_transport_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1148         u32 reply);
1149 struct _sas_port *mpt3sas_transport_port_add(struct MPT3SAS_ADAPTER *ioc,
1150         u16 handle, u64 sas_address);
1151 void mpt3sas_transport_port_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
1152         u64 sas_address_parent);
1153 int mpt3sas_transport_add_host_phy(struct MPT3SAS_ADAPTER *ioc, struct _sas_phy
1154         *mpt3sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1155 int mpt3sas_transport_add_expander_phy(struct MPT3SAS_ADAPTER *ioc,
1156         struct _sas_phy *mpt3sas_phy, Mpi2ExpanderPage1_t expander_pg1,
1157         struct device *parent_dev);
1158 void mpt3sas_transport_update_links(struct MPT3SAS_ADAPTER *ioc,
1159         u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1160 extern struct sas_function_template mpt3sas_transport_functions;
1161 extern struct scsi_transport_template *mpt3sas_transport_template;
1162 extern int scsi_internal_device_block(struct scsi_device *sdev);
1163 extern int scsi_internal_device_unblock(struct scsi_device *sdev,
1164                                 enum scsi_device_state new_state);
1165 /* trigger data externs */
1166 void mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc,
1167         struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data);
1168 void mpt3sas_process_trigger_data(struct MPT3SAS_ADAPTER *ioc,
1169         struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data);
1170 void mpt3sas_trigger_master(struct MPT3SAS_ADAPTER *ioc,
1171         u32 tigger_bitmask);
1172 void mpt3sas_trigger_event(struct MPT3SAS_ADAPTER *ioc, u16 event,
1173         u16 log_entry_qualifier);
1174 void mpt3sas_trigger_scsi(struct MPT3SAS_ADAPTER *ioc, u8 sense_key,
1175         u8 asc, u8 ascq);
1176 void mpt3sas_trigger_mpi(struct MPT3SAS_ADAPTER *ioc, u16 ioc_status,
1177         u32 loginfo);
1178 #endif /* MPT3SAS_BASE_H_INCLUDED */