LXR linux/drivers/scsi/mpt2sas/mpt2sas

   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/mpt2sas/mpt2_base.h
   6 * Copyright (C) 2007-2010  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 MPT2SAS_BASE_H_INCLUDED
  46#define MPT2SAS_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 "mpt2sas_debug.h"
  67
  68/* driver versioning info */
  69#define MPT2SAS_DRIVER_NAME             "mpt2sas"
  70#define MPT2SAS_AUTHOR  "LSI Corporation <DL-MPTFusionLinux@lsi.com>"
  71#define MPT2SAS_DESCRIPTION     "LSI MPT Fusion SAS 2.0 Device Driver"
  72#define MPT2SAS_DRIVER_VERSION          "12.100.00.00"
  73#define MPT2SAS_MAJOR_VERSION           12
  74#define MPT2SAS_MINOR_VERSION           100
  75#define MPT2SAS_BUILD_VERSION           00
  76#define MPT2SAS_RELEASE_VERSION         00
  77
  78/*
  79 * Set MPT2SAS_SG_DEPTH value based on user input.
  80 */
  81#ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE
  82#if     CONFIG_SCSI_MPT2SAS_MAX_SGE  < 16
  83#define MPT2SAS_SG_DEPTH       16
  84#elif CONFIG_SCSI_MPT2SAS_MAX_SGE  > 128
  85#define MPT2SAS_SG_DEPTH       128
  86#else
  87#define MPT2SAS_SG_DEPTH       CONFIG_SCSI_MPT2SAS_MAX_SGE
  88#endif
  89#else
  90#define MPT2SAS_SG_DEPTH       128 /* MAX_HW_SEGMENTS */
  91#endif
  92
  93
  94/*
  95 * Generic Defines
  96 */
  97#define MPT2SAS_SATA_QUEUE_DEPTH        32
  98#define MPT2SAS_SAS_QUEUE_DEPTH         254
  99#define MPT2SAS_RAID_QUEUE_DEPTH        128
 100
 101#define MPT_NAME_LENGTH                 32      /* generic length of strings */
 102#define MPT_STRING_LENGTH               64
 103
 104#define MPT_MAX_CALLBACKS               16
 105
 106
 107#define  CAN_SLEEP                      1
 108#define  NO_SLEEP                       0
 109
 110#define INTERNAL_CMDS_COUNT             10      /* reserved cmds */
 111
 112#define MPI2_HIM_MASK                   0xFFFFFFFF /* mask every bit*/
 113
 114#define MPT2SAS_INVALID_DEVICE_HANDLE   0xFFFF
 115
 116
 117/*
 118 * reset phases
 119 */
 120#define MPT2_IOC_PRE_RESET              1 /* prior to host reset */
 121#define MPT2_IOC_AFTER_RESET            2 /* just after host reset */
 122#define MPT2_IOC_DONE_RESET             3 /* links re-initialized */
 123
 124/*
 125 * logging format
 126 */
 127#define MPT2SAS_FMT                     "%s: "
 128#define MPT2SAS_INFO_FMT                KERN_INFO MPT2SAS_FMT
 129#define MPT2SAS_NOTE_FMT                KERN_NOTICE MPT2SAS_FMT
 130#define MPT2SAS_WARN_FMT                KERN_WARNING MPT2SAS_FMT
 131#define MPT2SAS_ERR_FMT                 KERN_ERR MPT2SAS_FMT
 132
 133/*
 134 * Dell HBA branding
 135 */
 136#define MPT2SAS_DELL_BRANDING_SIZE                 32
 137
 138#define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING        "Dell 6Gbps SAS HBA"
 139#define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING    "Dell PERC H200 Adapter"
 140#define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated"
 141#define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING    "Dell PERC H200 Modular"
 142#define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING   "Dell PERC H200 Embedded"
 143#define MPT2SAS_DELL_PERC_H200_BRANDING            "Dell PERC H200"
 144#define MPT2SAS_DELL_6GBPS_SAS_BRANDING            "Dell 6Gbps SAS"
 145
 146/*
 147 * Dell HBA SSDIDs
 148 */
 149#define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID           0x1F1C
 150#define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID       0x1F1D
 151#define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID    0x1F1E
 152#define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID       0x1F1F
 153#define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID      0x1F20
 154#define MPT2SAS_DELL_PERC_H200_SSDID               0x1F21
 155#define MPT2SAS_DELL_6GBPS_SAS_SSDID               0x1F22
 156
 157/*
 158 * Intel HBA branding
 159 */
 160#define MPT2SAS_INTEL_RMS25JB080_BRANDING    \
 161                                "Intel(R) Integrated RAID Module RMS25JB080"
 162#define MPT2SAS_INTEL_RMS25JB040_BRANDING    \
 163                                "Intel(R) Integrated RAID Module RMS25JB040"
 164#define MPT2SAS_INTEL_RMS25KB080_BRANDING    \
 165                                "Intel(R) Integrated RAID Module RMS25KB080"
 166#define MPT2SAS_INTEL_RMS25KB040_BRANDING    \
 167                                "Intel(R) Integrated RAID Module RMS25KB040"
 168#define MPT2SAS_INTEL_RMS2LL080_BRANDING        \
 169                                "Intel Integrated RAID Module RMS2LL080"
 170#define MPT2SAS_INTEL_RMS2LL040_BRANDING        \
 171                                "Intel Integrated RAID Module RMS2LL040"
 172#define MPT2SAS_INTEL_RS25GB008_BRANDING       \
 173                                "Intel(R) RAID Controller RS25GB008"
 174#define MPT2SAS_INTEL_RAMSDALE_BRANDING        \
 175                                "Intel 720 Series SSD"
 176/*
 177 * Intel HBA SSDIDs
 178 */
 179#define MPT2SAS_INTEL_RMS25JB080_SSDID         0x3516
 180#define MPT2SAS_INTEL_RMS25JB040_SSDID         0x3517
 181#define MPT2SAS_INTEL_RMS25KB080_SSDID         0x3518
 182#define MPT2SAS_INTEL_RMS25KB040_SSDID         0x3519
 183#define MPT2SAS_INTEL_RMS2LL080_SSDID          0x350E
 184#define MPT2SAS_INTEL_RMS2LL040_SSDID          0x350F
 185#define MPT2SAS_INTEL_RS25GB008_SSDID          0x3000
 186#define MPT2SAS_INTEL_RAMSDALE_SSDID           0x3700
 187
 188/*
 189 * HP HBA branding
 190 */
 191#define MPT2SAS_HP_3PAR_SSVID                0x1590
 192#define MPT2SAS_HP_2_4_INTERNAL_BRANDING        "HP H220 Host Bus Adapter"
 193#define MPT2SAS_HP_2_4_EXTERNAL_BRANDING        "HP H221 Host Bus Adapter"
 194#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING "HP H222 Host Bus Adapter"
 195#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING    "HP H220i Host Bus Adapter"
 196#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING    "HP H210i Host Bus Adapter"
 197
 198/*
 199 * HO HBA SSDIDs
 200 */
 201#define MPT2SAS_HP_2_4_INTERNAL_SSDID            0x0041
 202#define MPT2SAS_HP_2_4_EXTERNAL_SSDID            0x0042
 203#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID    0x0043
 204#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID        0x0044
 205#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID        0x0046
 206
 207/*
 208 *  WarpDrive Specific Log codes
 209 */
 210
 211#define MPT2_WARPDRIVE_LOGENTRY         (0x8002)
 212#define MPT2_WARPDRIVE_LC_SSDT          (0x41)
 213#define MPT2_WARPDRIVE_LC_SSDLW         (0x43)
 214#define MPT2_WARPDRIVE_LC_SSDLF         (0x44)
 215#define MPT2_WARPDRIVE_LC_BRMF          (0x4D)
 216
 217/*
 218 * per target private data
 219 */
 220#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
 221#define MPT_TARGET_FLAGS_VOLUME         0x02
 222#define MPT_TARGET_FLAGS_DELETED        0x04
 223
 224/**
 225 * struct MPT2SAS_TARGET - starget private hostdata
 226 * @starget: starget object
 227 * @sas_address: target sas address
 228 * @raid_device: raid_device pointer to access volume data
 229 * @handle: device handle
 230 * @num_luns: number luns
 231 * @flags: MPT_TARGET_FLAGS_XXX flags
 232 * @deleted: target flaged for deletion
 233 * @tm_busy: target is busy with TM request.
 234 */
 235struct MPT2SAS_TARGET {
 236        struct scsi_target *starget;
 237        u64     sas_address;
 238        struct _raid_device *raid_device;
 239        u16     handle;
 240        int     num_luns;
 241        u32     flags;
 242        u8      deleted;
 243        u8      tm_busy;
 244};
 245
 246
 247/*
 248 * per device private data
 249 */
 250#define MPT_DEVICE_FLAGS_INIT           0x01
 251#define MPT_DEVICE_TLR_ON               0x02
 252
 253/**
 254 * struct MPT2SAS_DEVICE - sdev private hostdata
 255 * @sas_target: starget private hostdata
 256 * @lun: lun number
 257 * @flags: MPT_DEVICE_XXX flags
 258 * @configured_lun: lun is configured
 259 * @block: device is in SDEV_BLOCK state
 260 * @tlr_snoop_check: flag used in determining whether to disable TLR
 261 */
 262
 263/* OEM Identifiers */
 264#define MFG10_OEM_ID_INVALID                   (0x00000000)
 265#define MFG10_OEM_ID_DELL                      (0x00000001)
 266#define MFG10_OEM_ID_FSC                       (0x00000002)
 267#define MFG10_OEM_ID_SUN                       (0x00000003)
 268#define MFG10_OEM_ID_IBM                       (0x00000004)
 269
 270/* GENERIC Flags 0*/
 271#define MFG10_GF0_OCE_DISABLED                 (0x00000001)
 272#define MFG10_GF0_R1E_DRIVE_COUNT              (0x00000002)
 273#define MFG10_GF0_R10_DISPLAY                  (0x00000004)
 274#define MFG10_GF0_SSD_DATA_SCRUB_DISABLE       (0x00000008)
 275#define MFG10_GF0_SINGLE_DRIVE_R0              (0x00000010)
 276
 277/* OEM Specific Flags will come from OEM specific header files */
 278typedef struct _MPI2_CONFIG_PAGE_MAN_10 {
 279    MPI2_CONFIG_PAGE_HEADER Header;                                 /* 00h */
 280    U8                      OEMIdentifier;                          /* 04h */
 281    U8                      Reserved1;                              /* 05h */
 282    U16                     Reserved2;                              /* 08h */
 283    U32                     Reserved3;                              /* 0Ch */
 284    U32                     GenericFlags0;                          /* 10h */
 285    U32                     GenericFlags1;                          /* 14h */
 286    U32                     Reserved4;                              /* 18h */
 287    U32                     OEMSpecificFlags0;                      /* 1Ch */
 288    U32                     OEMSpecificFlags1;                      /* 20h */
 289    U32                     Reserved5[18];                          /* 24h-60h*/
 290} MPI2_CONFIG_PAGE_MAN_10,
 291  MPI2_POINTER PTR_MPI2_CONFIG_PAGE_MAN_10,
 292  Mpi2ManufacturingPage10_t, MPI2_POINTER pMpi2ManufacturingPage10_t;
 293
 294#define MFG_PAGE10_HIDE_SSDS_MASK       (0x00000003)
 295#define MFG_PAGE10_HIDE_ALL_DISKS       (0x00)
 296#define MFG_PAGE10_EXPOSE_ALL_DISKS     (0x01)
 297#define MFG_PAGE10_HIDE_IF_VOL_PRESENT  (0x02)
 298
 299
 300struct MPT2SAS_DEVICE {
 301        struct MPT2SAS_TARGET *sas_target;
 302        unsigned int    lun;
 303        u32     flags;
 304        u8      configured_lun;
 305        u8      block;
 306        u8      tlr_snoop_check;
 307};
 308
 309#define MPT2_CMD_NOT_USED       0x8000  /* free */
 310#define MPT2_CMD_COMPLETE       0x0001  /* completed */
 311#define MPT2_CMD_PENDING        0x0002  /* pending */
 312#define MPT2_CMD_REPLY_VALID    0x0004  /* reply is valid */
 313#define MPT2_CMD_RESET          0x0008  /* host reset dropped the command */
 314
 315/**
 316 * struct _internal_cmd - internal commands struct
 317 * @mutex: mutex
 318 * @done: completion
 319 * @reply: reply message pointer
 320 * @sense: sense data
 321 * @status: MPT2_CMD_XXX status
 322 * @smid: system message id
 323 */
 324struct _internal_cmd {
 325        struct mutex mutex;
 326        struct completion done;
 327        void    *reply;
 328        void    *sense;
 329        u16     status;
 330        u16     smid;
 331};
 332
 333
 334/**
 335 * struct _sas_device - attached device information
 336 * @list: sas device list
 337 * @starget: starget object
 338 * @sas_address: device sas address
 339 * @device_name: retrieved from the SAS IDENTIFY frame.
 340 * @handle: device handle
 341 * @sas_address_parent: sas address of parent expander or sas host
 342 * @enclosure_handle: enclosure handle
 343 * @enclosure_logical_id: enclosure logical identifier
 344 * @volume_handle: volume handle (valid when hidden raid member)
 345 * @volume_wwid: volume unique identifier
 346 * @device_info: bitfield provides detailed info about the device
 347 * @id: target id
 348 * @channel: target channel
 349 * @slot: number number
 350 * @phy: phy identifier provided in sas device page 0
 351 * @responding: used in _scsih_sas_device_mark_responding
 352 */
 353struct _sas_device {
 354        struct list_head list;
 355        struct scsi_target *starget;
 356        u64     sas_address;
 357        u64     device_name;
 358        u16     handle;
 359        u64     sas_address_parent;
 360        u16     enclosure_handle;
 361        u64     enclosure_logical_id;
 362        u16     volume_handle;
 363        u64     volume_wwid;
 364        u32     device_info;
 365        int     id;
 366        int     channel;
 367        u16     slot;
 368        u8      phy;
 369        u8      responding;
 370};
 371
 372/**
 373 * struct _raid_device - raid volume link list
 374 * @list: sas device list
 375 * @starget: starget object
 376 * @sdev: scsi device struct (volumes are single lun)
 377 * @wwid: unique identifier for the volume
 378 * @handle: device handle
 379 * @block_size: Block size of the volume
 380 * @id: target id
 381 * @channel: target channel
 382 * @volume_type: the raid level
 383 * @device_info: bitfield provides detailed info about the hidden components
 384 * @num_pds: number of hidden raid components
 385 * @responding: used in _scsih_raid_device_mark_responding
 386 * @percent_complete: resync percent complete
 387 * @direct_io_enabled: Whether direct io to PDs are allowed or not
 388 * @stripe_exponent: X where 2powX is the stripe sz in blocks
 389 * @block_exponent: X where 2powX is the block sz in bytes
 390 * @max_lba: Maximum number of LBA in the volume
 391 * @stripe_sz: Stripe Size of the volume
 392 * @device_info: Device info of the volume member disk
 393 * @pd_handle: Array of handles of the physical drives for direct I/O in le16
 394 */
 395#define MPT_MAX_WARPDRIVE_PDS           8
 396struct _raid_device {
 397        struct list_head list;
 398        struct scsi_target *starget;
 399        struct scsi_device *sdev;
 400        u64     wwid;
 401        u16     handle;
 402        u16     block_sz;
 403        int     id;
 404        int     channel;
 405        u8      volume_type;
 406        u8      num_pds;
 407        u8      responding;
 408        u8      percent_complete;
 409        u8      direct_io_enabled;
 410        u8      stripe_exponent;
 411        u8      block_exponent;
 412        u64     max_lba;
 413        u32     stripe_sz;
 414        u32     device_info;
 415        u16     pd_handle[MPT_MAX_WARPDRIVE_PDS];
 416};
 417
 418/**
 419 * struct _boot_device - boot device info
 420 * @is_raid: flag to indicate whether this is volume
 421 * @device: holds pointer for either struct _sas_device or
 422 *     struct _raid_device
 423 */
 424struct _boot_device {
 425        u8 is_raid;
 426        void *device;
 427};
 428
 429/**
 430 * struct _sas_port - wide/narrow sas port information
 431 * @port_list: list of ports belonging to expander
 432 * @num_phys: number of phys belonging to this port
 433 * @remote_identify: attached device identification
 434 * @rphy: sas transport rphy object
 435 * @port: sas transport wide/narrow port object
 436 * @phy_list: _sas_phy list objects belonging to this port
 437 */
 438struct _sas_port {
 439        struct list_head port_list;
 440        u8      num_phys;
 441        struct sas_identify remote_identify;
 442        struct sas_rphy *rphy;
 443        struct sas_port *port;
 444        struct list_head phy_list;
 445};
 446
 447/**
 448 * struct _sas_phy - phy information
 449 * @port_siblings: list of phys belonging to a port
 450 * @identify: phy identification
 451 * @remote_identify: attached device identification
 452 * @phy: sas transport phy object
 453 * @phy_id: unique phy id
 454 * @handle: device handle for this phy
 455 * @attached_handle: device handle for attached device
 456 * @phy_belongs_to_port: port has been created for this phy
 457 */
 458struct _sas_phy {
 459        struct list_head port_siblings;
 460        struct sas_identify identify;
 461        struct sas_identify remote_identify;
 462        struct sas_phy *phy;
 463        u8      phy_id;
 464        u16     handle;
 465        u16     attached_handle;
 466        u8      phy_belongs_to_port;
 467};
 468
 469/**
 470 * struct _sas_node - sas_host/expander information
 471 * @list: list of expanders
 472 * @parent_dev: parent device class
 473 * @num_phys: number phys belonging to this sas_host/expander
 474 * @sas_address: sas address of this sas_host/expander
 475 * @handle: handle for this sas_host/expander
 476 * @sas_address_parent: sas address of parent expander or sas host
 477 * @enclosure_handle: handle for this a member of an enclosure
 478 * @device_info: bitwise defining capabilities of this sas_host/expander
 479 * @responding: used in _scsih_expander_device_mark_responding
 480 * @phy: a list of phys that make up this sas_host/expander
 481 * @sas_port_list: list of ports attached to this sas_host/expander
 482 */
 483struct _sas_node {
 484        struct list_head list;
 485        struct device *parent_dev;
 486        u8      num_phys;
 487        u64     sas_address;
 488        u16     handle;
 489        u64     sas_address_parent;
 490        u16     enclosure_handle;
 491        u64     enclosure_logical_id;
 492        u8      responding;
 493        struct  _sas_phy *phy;
 494        struct list_head sas_port_list;
 495};
 496
 497/**
 498 * enum reset_type - reset state
 499 * @FORCE_BIG_HAMMER: issue diagnostic reset
 500 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
 501 */
 502enum reset_type {
 503        FORCE_BIG_HAMMER,
 504        SOFT_RESET,
 505};
 506
 507/**
 508 * struct chain_tracker - firmware chain tracker
 509 * @chain_buffer: chain buffer
 510 * @chain_buffer_dma: physical address
 511 * @tracker_list: list of free request (ioc->free_chain_list)
 512 */
 513struct chain_tracker {
 514        void *chain_buffer;
 515        dma_addr_t chain_buffer_dma;
 516        struct list_head tracker_list;
 517};
 518
 519/**
 520 * struct scsiio_tracker - scsi mf request tracker
 521 * @smid: system message id
 522 * @scmd: scsi request pointer
 523 * @cb_idx: callback index
 524 * @direct_io: To indicate whether I/O is direct (WARPDRIVE)
 525 * @chain_list: list of chains associated to this IO
 526 * @tracker_list: list of free request (ioc->free_list)
 527 */
 528struct scsiio_tracker {
 529        u16     smid;
 530        struct scsi_cmnd *scmd;
 531        u8      cb_idx;
 532        u8      direct_io;
 533        struct list_head chain_list;
 534        struct list_head tracker_list;
 535};
 536
 537/**
 538 * struct request_tracker - firmware request tracker
 539 * @smid: system message id
 540 * @cb_idx: callback index
 541 * @tracker_list: list of free request (ioc->free_list)
 542 */
 543struct request_tracker {
 544        u16     smid;
 545        u8      cb_idx;
 546        struct list_head tracker_list;
 547};
 548
 549/**
 550 * struct _tr_list - target reset list
 551 * @handle: device handle
 552 * @state: state machine
 553 */
 554struct _tr_list {
 555        struct list_head list;
 556        u16     handle;
 557        u16     state;
 558};
 559
 560typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
 561
 562/**
 563 * struct adapter_reply_queue - the reply queue struct
 564 * @ioc: per adapter object
 565 * @msix_index: msix index into vector table
 566 * @vector: irq vector
 567 * @reply_post_host_index: head index in the pool where FW completes IO
 568 * @reply_post_free: reply post base virt address
 569 * @name: the name registered to request_irq()
 570 * @busy: isr is actively processing replies on another cpu
 571 * @list: this list
 572*/
 573struct adapter_reply_queue {
 574        struct MPT2SAS_ADAPTER  *ioc;
 575        u8                      msix_index;
 576        unsigned int            vector;
 577        u32                     reply_post_host_index;
 578        Mpi2ReplyDescriptorsUnion_t *reply_post_free;
 579        char                    name[MPT_NAME_LENGTH];
 580        atomic_t                busy;
 581        struct list_head        list;
 582};
 583
 584/* IOC Facts and Port Facts converted from little endian to cpu */
 585union mpi2_version_union {
 586        MPI2_VERSION_STRUCT             Struct;
 587        u32                             Word;
 588};
 589
 590struct mpt2sas_facts {
 591        u16                     MsgVersion;
 592        u16                     HeaderVersion;
 593        u8                      IOCNumber;
 594        u8                      VP_ID;
 595        u8                      VF_ID;
 596        u16                     IOCExceptions;
 597        u16                     IOCStatus;
 598        u32                     IOCLogInfo;
 599        u8                      MaxChainDepth;
 600        u8                      WhoInit;
 601        u8                      NumberOfPorts;
 602        u8                      MaxMSIxVectors;
 603        u16                     RequestCredit;
 604        u16                     ProductID;
 605        u32                     IOCCapabilities;
 606        union mpi2_version_union        FWVersion;
 607        u16                     IOCRequestFrameSize;
 608        u16                     Reserved3;
 609        u16                     MaxInitiators;
 610        u16                     MaxTargets;
 611        u16                     MaxSasExpanders;
 612        u16                     MaxEnclosures;
 613        u16                     ProtocolFlags;
 614        u16                     HighPriorityCredit;
 615        u16                     MaxReplyDescriptorPostQueueDepth;
 616        u8                      ReplyFrameSize;
 617        u8                      MaxVolumes;
 618        u16                     MaxDevHandle;
 619        u16                     MaxPersistentEntries;
 620        u16                     MinDevHandle;
 621};
 622
 623struct mpt2sas_port_facts {
 624        u8                      PortNumber;
 625        u8                      VP_ID;
 626        u8                      VF_ID;
 627        u8                      PortType;
 628        u16                     MaxPostedCmdBuffers;
 629};
 630
 631/**
 632 * enum mutex_type - task management mutex type
 633 * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
 634 * @TM_MUTEX_ON: mutex is required
 635 */
 636enum mutex_type {
 637        TM_MUTEX_OFF = 0,
 638        TM_MUTEX_ON = 1,
 639};
 640
 641typedef void (*MPT2SAS_FLUSH_RUNNING_CMDS)(struct MPT2SAS_ADAPTER *ioc);
 642/**
 643 * struct MPT2SAS_ADAPTER - per adapter struct
 644 * @list: ioc_list
 645 * @shost: shost object
 646 * @id: unique adapter id
 647 * @cpu_count: number online cpus
 648 * @name: generic ioc string
 649 * @tmp_string: tmp string used for logging
 650 * @pdev: pci pdev object
 651 * @chip: memory mapped register space
 652 * @chip_phys: physical addrss prior to mapping
 653 * @logging_level: see mpt2sas_debug.h
 654 * @fwfault_debug: debuging FW timeouts
 655 * @ir_firmware: IR firmware present
 656 * @bars: bitmask of BAR's that must be configured
 657 * @mask_interrupts: ignore interrupt
 658 * @fault_reset_work_q_name: fw fault work queue
 659 * @fault_reset_work_q: ""
 660 * @fault_reset_work: ""
 661 * @firmware_event_name: fw event work queue
 662 * @firmware_event_thread: ""
 663 * @fw_events_off: flag to turn off fw event handling
 664 * @fw_event_lock:
 665 * @fw_event_list: list of fw events
 666 * @aen_event_read_flag: event log was read
 667 * @broadcast_aen_busy: broadcast aen waiting to be serviced
 668 * @shost_recovery: host reset in progress
 669 * @ioc_reset_in_progress_lock:
 670 * @ioc_link_reset_in_progress: phy/hard reset in progress
 671 * @ignore_loginfos: ignore loginfos during task management
 672 * @remove_host: flag for when driver unloads, to avoid sending dev resets
 673 * @pci_error_recovery: flag to prevent ioc access until slot reset completes
 674 * @wait_for_discovery_to_complete: flag set at driver load time when
 675 *                                               waiting on reporting devices
 676 * @is_driver_loading: flag set at driver load time
 677 * @port_enable_failed: flag set when port enable has failed
 678 * @start_scan: flag set from scan_start callback, cleared from _mpt2sas_fw_work
 679 * @start_scan_failed: means port enable failed, return's the ioc_status
 680 * @msix_enable: flag indicating msix is enabled
 681 * @msix_vector_count: number msix vectors
 682 * @cpu_msix_table: table for mapping cpus to msix index
 683 * @cpu_msix_table_sz: table size
 684 * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands
 685 * @scsi_io_cb_idx: shost generated commands
 686 * @tm_cb_idx: task management commands
 687 * @scsih_cb_idx: scsih internal commands
 688 * @transport_cb_idx: transport internal commands
 689 * @ctl_cb_idx: clt internal commands
 690 * @base_cb_idx: base internal commands
 691 * @config_cb_idx: base internal commands
 692 * @tm_tr_cb_idx : device removal target reset handshake
 693 * @tm_tr_volume_cb_idx : volume removal target reset
 694 * @base_cmds:
 695 * @transport_cmds:
 696 * @scsih_cmds:
 697 * @tm_cmds:
 698 * @ctl_cmds:
 699 * @config_cmds:
 700 * @base_add_sg_single: handler for either 32/64 bit sgl's
 701 * @event_type: bits indicating which events to log
 702 * @event_context: unique id for each logged event
 703 * @event_log: event log pointer
 704 * @event_masks: events that are masked
 705 * @facts: static facts data
 706 * @pfacts: static port facts data
 707 * @manu_pg0: static manufacturing page 0
 708 * @manu_pg10: static manufacturing page 10
 709 * @bios_pg2: static bios page 2
 710 * @bios_pg3: static bios page 3
 711 * @ioc_pg8: static ioc page 8
 712 * @iounit_pg0: static iounit page 0
 713 * @iounit_pg1: static iounit page 1
 714 * @sas_hba: sas host object
 715 * @sas_expander_list: expander object list
 716 * @sas_node_lock:
 717 * @sas_device_list: sas device object list
 718 * @sas_device_init_list: sas device object list (used only at init time)
 719 * @sas_device_lock:
 720 * @io_missing_delay: time for IO completed by fw when PDR enabled
 721 * @device_missing_delay: time for device missing by fw when PDR enabled
 722 * @sas_id : used for setting volume target IDs
 723 * @pd_handles : bitmask for PD handles
 724 * @pd_handles_sz : size of pd_handle bitmask
 725 * @config_page_sz: config page size
 726 * @config_page: reserve memory for config page payload
 727 * @config_page_dma:
 728 * @hba_queue_depth: hba request queue depth
 729 * @sge_size: sg element size for either 32/64 bit
 730 * @scsiio_depth: SCSI_IO queue depth
 731 * @request_sz: per request frame size
 732 * @request: pool of request frames
 733 * @request_dma:
 734 * @request_dma_sz:
 735 * @scsi_lookup: firmware request tracker list
 736 * @scsi_lookup_lock:
 737 * @free_list: free list of request
 738 * @chain: pool of chains
 739 * @pending_io_count:
 740 * @reset_wq:
 741 * @chain_dma:
 742 * @max_sges_in_main_message: number sg elements in main message
 743 * @max_sges_in_chain_message: number sg elements per chain
 744 * @chains_needed_per_io: max chains per io
 745 * @chain_offset_value_for_main_message: location 1st sg in main
 746 * @chain_depth: total chains allocated
 747 * @hi_priority_smid:
 748 * @hi_priority:
 749 * @hi_priority_dma:
 750 * @hi_priority_depth:
 751 * @hpr_lookup:
 752 * @hpr_free_list:
 753 * @internal_smid:
 754 * @internal:
 755 * @internal_dma:
 756 * @internal_depth:
 757 * @internal_lookup:
 758 * @internal_free_list:
 759 * @sense: pool of sense
 760 * @sense_dma:
 761 * @sense_dma_pool:
 762 * @reply_depth: hba reply queue depth:
 763 * @reply_sz: per reply frame size:
 764 * @reply: pool of replys:
 765 * @reply_dma:
 766 * @reply_dma_pool:
 767 * @reply_free_queue_depth: reply free depth
 768 * @reply_free: pool for reply free queue (32 bit addr)
 769 * @reply_free_dma:
 770 * @reply_free_dma_pool:
 771 * @reply_free_host_index: tail index in pool to insert free replys
 772 * @reply_post_queue_depth: reply post queue depth
 773 * @reply_post_free: pool for reply post (64bit descriptor)
 774 * @reply_post_free_dma:
 775 * @reply_queue_count: number of reply queue's
 776 * @reply_queue_list: link list contaning the reply queue info
 777 * @reply_post_host_index: head index in the pool where FW completes IO
 778 * @delayed_tr_list: target reset link list
 779 * @delayed_tr_volume_list: volume target reset link list
 780 */
 781struct MPT2SAS_ADAPTER {
 782        struct list_head list;
 783        struct Scsi_Host *shost;
 784        u8              id;
 785        int             cpu_count;
 786        char            name[MPT_NAME_LENGTH];
 787        char            tmp_string[MPT_STRING_LENGTH];
 788        struct pci_dev  *pdev;
 789        Mpi2SystemInterfaceRegs_t __iomem *chip;
 790        resource_size_t chip_phys;
 791        int             logging_level;
 792        int             fwfault_debug;
 793        u8              ir_firmware;
 794        int             bars;
 795        u8              mask_interrupts;
 796
 797        /* fw fault handler */
 798        char            fault_reset_work_q_name[20];
 799        struct workqueue_struct *fault_reset_work_q;
 800        struct delayed_work fault_reset_work;
 801
 802        /* fw event handler */
 803        char            firmware_event_name[20];
 804        struct workqueue_struct *firmware_event_thread;
 805        spinlock_t      fw_event_lock;
 806        struct list_head fw_event_list;
 807
 808         /* misc flags */
 809        int             aen_event_read_flag;
 810        u8              broadcast_aen_busy;
 811        u16             broadcast_aen_pending;
 812        u8              shost_recovery;
 813
 814        struct mutex    reset_in_progress_mutex;
 815        spinlock_t      ioc_reset_in_progress_lock;
 816        u8              ioc_link_reset_in_progress;
 817        u8              ioc_reset_in_progress_status;
 818
 819        u8              ignore_loginfos;
 820        u8              remove_host;
 821        u8              pci_error_recovery;
 822        u8              wait_for_discovery_to_complete;
 823        struct completion       port_enable_done;
 824        u8              is_driver_loading;
 825        u8              port_enable_failed;
 826
 827        u8              start_scan;
 828        u16             start_scan_failed;
 829
 830        u8              msix_enable;
 831        u16             msix_vector_count;
 832        u8              *cpu_msix_table;
 833        resource_size_t **reply_post_host_index;
 834        u16             cpu_msix_table_sz;
 835        u32             ioc_reset_count;
 836        MPT2SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds;
 837
 838        /* internal commands, callback index */
 839        u8              scsi_io_cb_idx;
 840        u8              tm_cb_idx;
 841        u8              transport_cb_idx;
 842        u8              scsih_cb_idx;
 843        u8              ctl_cb_idx;
 844        u8              base_cb_idx;
 845        u8              port_enable_cb_idx;
 846        u8              config_cb_idx;
 847        u8              tm_tr_cb_idx;
 848        u8              tm_tr_volume_cb_idx;
 849        u8              tm_sas_control_cb_idx;
 850        struct _internal_cmd base_cmds;
 851        struct _internal_cmd port_enable_cmds;
 852        struct _internal_cmd transport_cmds;
 853        struct _internal_cmd scsih_cmds;
 854        struct _internal_cmd tm_cmds;
 855        struct _internal_cmd ctl_cmds;
 856        struct _internal_cmd config_cmds;
 857
 858        MPT_ADD_SGE     base_add_sg_single;
 859
 860        /* event log */
 861        u32             event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
 862        u32             event_context;
 863        void            *event_log;
 864        u32             event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
 865
 866        /* static config pages */
 867        struct mpt2sas_facts facts;
 868        struct mpt2sas_port_facts *pfacts;
 869        Mpi2ManufacturingPage0_t manu_pg0;
 870        Mpi2BiosPage2_t bios_pg2;
 871        Mpi2BiosPage3_t bios_pg3;
 872        Mpi2IOCPage8_t ioc_pg8;
 873        Mpi2IOUnitPage0_t iounit_pg0;
 874        Mpi2IOUnitPage1_t iounit_pg1;
 875
 876        struct _boot_device req_boot_device;
 877        struct _boot_device req_alt_boot_device;
 878        struct _boot_device current_boot_device;
 879
 880        /* sas hba, expander, and device list */
 881        struct _sas_node sas_hba;
 882        struct list_head sas_expander_list;
 883        spinlock_t      sas_node_lock;
 884        struct list_head sas_device_list;
 885        struct list_head sas_device_init_list;
 886        spinlock_t      sas_device_lock;
 887        struct list_head raid_device_list;
 888        spinlock_t      raid_device_lock;
 889        u8              io_missing_delay;
 890        u16             device_missing_delay;
 891        int             sas_id;
 892
 893        void            *pd_handles;
 894        u16             pd_handles_sz;
 895
 896        /* config page */
 897        u16             config_page_sz;
 898        void            *config_page;
 899        dma_addr_t      config_page_dma;
 900
 901        /* scsiio request */
 902        u16             hba_queue_depth;
 903        u16             sge_size;
 904        u16             scsiio_depth;
 905        u16             request_sz;
 906        u8              *request;
 907        dma_addr_t      request_dma;
 908        u32             request_dma_sz;
 909        struct scsiio_tracker *scsi_lookup;
 910        ulong           scsi_lookup_pages;
 911        spinlock_t      scsi_lookup_lock;
 912        struct list_head free_list;
 913        int             pending_io_count;
 914        wait_queue_head_t reset_wq;
 915
 916        /* chain */
 917        struct chain_tracker *chain_lookup;
 918        struct list_head free_chain_list;
 919        struct dma_pool *chain_dma_pool;
 920        ulong           chain_pages;
 921        u16             max_sges_in_main_message;
 922        u16             max_sges_in_chain_message;
 923        u16             chains_needed_per_io;
 924        u16             chain_offset_value_for_main_message;
 925        u32             chain_depth;
 926
 927        /* hi-priority queue */
 928        u16             hi_priority_smid;
 929        u8              *hi_priority;
 930        dma_addr_t      hi_priority_dma;
 931        u16             hi_priority_depth;
 932        struct request_tracker *hpr_lookup;
 933        struct list_head hpr_free_list;
 934
 935        /* internal queue */
 936        u16             internal_smid;
 937        u8              *internal;
 938        dma_addr_t      internal_dma;
 939        u16             internal_depth;
 940        struct request_tracker *internal_lookup;
 941        struct list_head internal_free_list;
 942
 943        /* sense */
 944        u8              *sense;
 945        dma_addr_t      sense_dma;
 946        struct dma_pool *sense_dma_pool;
 947
 948        /* reply */
 949        u16             reply_sz;
 950        u8              *reply;
 951        dma_addr_t      reply_dma;
 952        u32             reply_dma_max_address;
 953        u32             reply_dma_min_address;
 954        struct dma_pool *reply_dma_pool;
 955
 956        /* reply free queue */
 957        u16             reply_free_queue_depth;
 958        __le32          *reply_free;
 959        dma_addr_t      reply_free_dma;
 960        struct dma_pool *reply_free_dma_pool;
 961        u32             reply_free_host_index;
 962
 963        /* reply post queue */
 964        u16             reply_post_queue_depth;
 965        Mpi2ReplyDescriptorsUnion_t *reply_post_free;
 966        dma_addr_t      reply_post_free_dma;
 967        struct dma_pool *reply_post_free_dma_pool;
 968        u8              reply_queue_count;
 969        struct list_head reply_queue_list;
 970
 971        struct list_head delayed_tr_list;
 972        struct list_head delayed_tr_volume_list;
 973
 974        /* diag buffer support */
 975        u8              *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
 976        u32             diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
 977        dma_addr_t      diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
 978        u8              diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
 979        u32             unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
 980        Mpi2ManufacturingPage10_t manu_pg10;
 981        u32             product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
 982        u32             diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
 983        u32             ring_buffer_offset;
 984        u32             ring_buffer_sz;
 985        u8              is_warpdrive;
 986        u8              hide_ir_msg;
 987        u8              mfg_pg10_hide_flag;
 988        u8              hide_drives;
 989
 990};
 991
 992typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
 993    u32 reply);
 994
 995
 996/* base shared API */
 997extern struct list_head mpt2sas_ioc_list;
 998void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
 999void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
1000

1001int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
1002void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
1003int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
1004void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
1005int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
1006    enum reset_type type);
1007
1008void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1009void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1010void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
1011__le32 mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
1012    u16 smid);
1013void mpt2sas_base_flush_reply_queues(struct MPT2SAS_ADAPTER *ioc);
1014
1015/* hi-priority queue */
1016u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
1017u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
1018    struct scsi_cmnd *scmd);
1019
1020u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
1021void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1022void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1023    u16 handle);
1024void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1025void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1026    u16 io_index);
1027void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1028void mpt2sas_base_initialize_callback_handler(void);
1029u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
1030void mpt2sas_base_release_callback_handler(u8 cb_idx);
1031
1032u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1033    u32 reply);
1034u8 mpt2sas_port_enable_done(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1035        u8 msix_index,  u32 reply);
1036void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
1037
1038u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
1039
1040void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
1041int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
1042    Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
1043    *mpi_request);
1044int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
1045    Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
1046void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
1047
1048void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc);
1049
1050int mpt2sas_port_enable(struct MPT2SAS_ADAPTER *ioc);
1051
1052/* scsih shared API */
1053u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1054    u32 reply);
1055int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle,
1056        uint channel, uint id, uint lun, u8 type, u16 smid_task,
1057        ulong timeout, unsigned long serial_number, enum mutex_type m_type);
1058void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1059void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1060void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1061void mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1062struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
1063    u16 handle);
1064struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
1065    *ioc, u64 sas_address);
1066struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
1067    struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1068
1069void mpt2sas_port_enable_complete(struct MPT2SAS_ADAPTER *ioc);
1070
1071void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1072
1073/* config shared API */
1074u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1075    u32 reply);
1076int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
1077int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
1078    Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1079int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
1080    Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
1081int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1082    *mpi_reply, Mpi2BiosPage2_t *config_page);
1083int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1084    *mpi_reply, Mpi2BiosPage3_t *config_page);
1085int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1086    *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1087int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1088    *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
1089int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1090    *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
1091int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1092    *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
1093int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1094    *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1095int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1096    *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1097int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1098    *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1099int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
1100    Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1101int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1102    *mpi_reply, Mpi2IOCPage8_t *config_page);
1103int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1104    *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
1105int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1106    *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
1107int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1108    *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
1109int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1110    *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1111int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1112    *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1113int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1114    *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
1115int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
1116int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1117    *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
1118int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1119    *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
1120    u32 form_specific);
1121int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1122    u16 *volume_handle);
1123int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
1124    u64 *wwid);
1125/* ctl shared API */
1126extern struct device_attribute *mpt2sas_host_attrs[];
1127extern struct device_attribute *mpt2sas_dev_attrs[];
1128void mpt2sas_ctl_init(void);
1129void mpt2sas_ctl_exit(void);
1130u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1131    u32 reply);
1132void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1133u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1134    u32 reply);
1135void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
1136    Mpi2EventNotificationReply_t *mpi_reply);
1137
1138void mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc,
1139        u8 bits_to_regsiter);
1140
1141/* transport shared API */
1142u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1143    u32 reply);
1144struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
1145     u16 handle, u64 sas_address);
1146void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
1147     u64 sas_address_parent);
1148int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1149    *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1150int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1151    *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
1152void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc,
1153     u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1154extern struct sas_function_template mpt2sas_transport_functions;
1155extern struct scsi_transport_template *mpt2sas_transport_template;
1156extern int scsi_internal_device_block(struct scsi_device *sdev);
1157extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
1158    u8 msix_index, u32 reply);
1159extern int scsi_internal_device_unblock(struct scsi_device *sdev);
1160
1161#endif /* MPT2SAS_BASE_H_INCLUDED */
1162