drivers/scsi/mpt2sas/mpt2sas_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/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          "09.100.00.00"
  73 #define MPT2SAS_MAJOR_VERSION           09
  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_RMS2LL080_BRANDING        \
 161                                 "Intel Integrated RAID Module RMS2LL080"
 162 #define MPT2SAS_INTEL_RMS2LL040_BRANDING        \
 163                                 "Intel Integrated RAID Module RMS2LL040"
 164 #define MPT2SAS_INTEL_RS25GB008_BRANDING       \
 165                                 "Intel(R) RAID Controller RS25GB008"
 166
 167 /*
 168  * Intel HBA SSDIDs
 169  */
 170 #define MPT2SAS_INTEL_RMS2LL080_SSDID          0x350E
 171 #define MPT2SAS_INTEL_RMS2LL040_SSDID          0x350F
 172 #define MPT2SAS_INTEL_RS25GB008_SSDID          0x3000
 173
 174
 175 /*
 176  * HP HBA branding
 177  */
 178 #define MPT2SAS_HP_3PAR_SSVID                0x1590
 179 #define MPT2SAS_HP_2_4_INTERNAL_BRANDING        "HP H220 Host Bus Adapter"
 180 #define MPT2SAS_HP_2_4_EXTERNAL_BRANDING        "HP H221 Host Bus Adapter"
 181 #define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING "HP H222 Host Bus Adapter"
 182 #define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING    "HP H220i Host Bus Adapter"
 183 #define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING    "HP H210i Host Bus Adapter"
 184
 185 /*
 186  * HO HBA SSDIDs
 187  */
 188 #define MPT2SAS_HP_2_4_INTERNAL_SSDID            0x0041
 189 #define MPT2SAS_HP_2_4_EXTERNAL_SSDID            0x0042
 190 #define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID    0x0043
 191 #define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID        0x0044
 192 #define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID        0x0046
 193
 194 /*
 195  *  WarpDrive Specific Log codes
 196  */
 197
 198 #define MPT2_WARPDRIVE_LOGENTRY         (0x8002)
 199 #define MPT2_WARPDRIVE_LC_SSDT          (0x41)
 200 #define MPT2_WARPDRIVE_LC_SSDLW         (0x43)
 201 #define MPT2_WARPDRIVE_LC_SSDLF         (0x44)
 202 #define MPT2_WARPDRIVE_LC_BRMF          (0x4D)
 203
 204 /*
 205  * per target private data
 206  */
 207 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
 208 #define MPT_TARGET_FLAGS_VOLUME         0x02
 209 #define MPT_TARGET_FLAGS_DELETED        0x04
 210
 211 /**
 212  * struct MPT2SAS_TARGET - starget private hostdata
 213  * @starget: starget object
 214  * @sas_address: target sas address
 215  * @raid_device: raid_device pointer to access volume data
 216  * @handle: device handle
 217  * @num_luns: number luns
 218  * @flags: MPT_TARGET_FLAGS_XXX flags
 219  * @deleted: target flaged for deletion
 220  * @tm_busy: target is busy with TM request.
 221  */
 222 struct MPT2SAS_TARGET {
 223         struct scsi_target *starget;
 224         u64     sas_address;
 225         struct _raid_device *raid_device;
 226         u16     handle;
 227         int     num_luns;
 228         u32     flags;
 229         u8      deleted;
 230         u8      tm_busy;
 231 };
 232
 233
 234 /*
 235  * per device private data
 236  */
 237 #define MPT_DEVICE_FLAGS_INIT           0x01
 238 #define MPT_DEVICE_TLR_ON               0x02
 239
 240 /**
 241  * struct MPT2SAS_DEVICE - sdev private hostdata
 242  * @sas_target: starget private hostdata
 243  * @lun: lun number
 244  * @flags: MPT_DEVICE_XXX flags
 245  * @configured_lun: lun is configured
 246  * @block: device is in SDEV_BLOCK state
 247  * @tlr_snoop_check: flag used in determining whether to disable TLR
 248  */
 249
 250 /* OEM Identifiers */
 251 #define MFG10_OEM_ID_INVALID                   (0x00000000)
 252 #define MFG10_OEM_ID_DELL                      (0x00000001)
 253 #define MFG10_OEM_ID_FSC                       (0x00000002)
 254 #define MFG10_OEM_ID_SUN                       (0x00000003)
 255 #define MFG10_OEM_ID_IBM                       (0x00000004)
 256
 257 /* GENERIC Flags 0*/
 258 #define MFG10_GF0_OCE_DISABLED                 (0x00000001)
 259 #define MFG10_GF0_R1E_DRIVE_COUNT              (0x00000002)
 260 #define MFG10_GF0_R10_DISPLAY                  (0x00000004)
 261 #define MFG10_GF0_SSD_DATA_SCRUB_DISABLE       (0x00000008)
 262 #define MFG10_GF0_SINGLE_DRIVE_R0              (0x00000010)
 263
 264 /* OEM Specific Flags will come from OEM specific header files */
 265 typedef struct _MPI2_CONFIG_PAGE_MAN_10 {
 266     MPI2_CONFIG_PAGE_HEADER Header;                                 /* 00h */
 267     U8                      OEMIdentifier;                          /* 04h */
 268     U8                      Reserved1;                              /* 05h */
 269     U16                     Reserved2;                              /* 08h */
 270     U32                     Reserved3;                              /* 0Ch */
 271     U32                     GenericFlags0;                          /* 10h */
 272     U32                     GenericFlags1;                          /* 14h */
 273     U32                     Reserved4;                              /* 18h */
 274     U32                     OEMSpecificFlags0;                      /* 1Ch */
 275     U32                     OEMSpecificFlags1;                      /* 20h */
 276     U32                     Reserved5[18];                          /* 24h-60h*/
 277 } MPI2_CONFIG_PAGE_MAN_10,
 278   MPI2_POINTER PTR_MPI2_CONFIG_PAGE_MAN_10,
 279   Mpi2ManufacturingPage10_t, MPI2_POINTER pMpi2ManufacturingPage10_t;
 280
 281 #define MFG_PAGE10_HIDE_SSDS_MASK       (0x00000003)
 282 #define MFG_PAGE10_HIDE_ALL_DISKS       (0x00)
 283 #define MFG_PAGE10_EXPOSE_ALL_DISKS     (0x01)
 284 #define MFG_PAGE10_HIDE_IF_VOL_PRESENT  (0x02)
 285
 286
 287 struct MPT2SAS_DEVICE {
 288         struct MPT2SAS_TARGET *sas_target;
 289         unsigned int    lun;
 290         u32     flags;
 291         u8      configured_lun;
 292         u8      block;
 293         u8      tlr_snoop_check;
 294 };
 295
 296 #define MPT2_CMD_NOT_USED       0x8000  /* free */
 297 #define MPT2_CMD_COMPLETE       0x0001  /* completed */
 298 #define MPT2_CMD_PENDING        0x0002  /* pending */
 299 #define MPT2_CMD_REPLY_VALID    0x0004  /* reply is valid */
 300 #define MPT2_CMD_RESET          0x0008  /* host reset dropped the command */
 301
 302 /**
 303  * struct _internal_cmd - internal commands struct
 304  * @mutex: mutex
 305  * @done: completion
 306  * @reply: reply message pointer
 307  * @sense: sense data
 308  * @status: MPT2_CMD_XXX status
 309  * @smid: system message id
 310  */
 311 struct _internal_cmd {
 312         struct mutex mutex;
 313         struct completion done;
 314         void    *reply;
 315         void    *sense;
 316         u16     status;
 317         u16     smid;
 318 };
 319
 320
 321 /**
 322  * struct _sas_device - attached device information
 323  * @list: sas device list
 324  * @starget: starget object
 325  * @sas_address: device sas address
 326  * @device_name: retrieved from the SAS IDENTIFY frame.
 327  * @handle: device handle
 328  * @sas_address_parent: sas address of parent expander or sas host
 329  * @enclosure_handle: enclosure handle
 330  * @enclosure_logical_id: enclosure logical identifier
 331  * @volume_handle: volume handle (valid when hidden raid member)
 332  * @volume_wwid: volume unique identifier
 333  * @device_info: bitfield provides detailed info about the device
 334  * @id: target id
 335  * @channel: target channel
 336  * @slot: number number
 337  * @phy: phy identifier provided in sas device page 0
 338  * @responding: used in _scsih_sas_device_mark_responding
 339  */
 340 struct _sas_device {
 341         struct list_head list;
 342         struct scsi_target *starget;
 343         u64     sas_address;
 344         u64     device_name;
 345         u16     handle;
 346         u64     sas_address_parent;
 347         u16     enclosure_handle;
 348         u64     enclosure_logical_id;
 349         u16     volume_handle;
 350         u64     volume_wwid;
 351         u32     device_info;
 352         int     id;
 353         int     channel;
 354         u16     slot;
 355         u8      phy;
 356         u8      responding;
 357 };
 358
 359 /**
 360  * struct _raid_device - raid volume link list
 361  * @list: sas device list
 362  * @starget: starget object
 363  * @sdev: scsi device struct (volumes are single lun)
 364  * @wwid: unique identifier for the volume
 365  * @handle: device handle
 366  * @block_size: Block size of the volume
 367  * @id: target id
 368  * @channel: target channel
 369  * @volume_type: the raid level
 370  * @device_info: bitfield provides detailed info about the hidden components
 371  * @num_pds: number of hidden raid components
 372  * @responding: used in _scsih_raid_device_mark_responding
 373  * @percent_complete: resync percent complete
 374  * @direct_io_enabled: Whether direct io to PDs are allowed or not
 375  * @stripe_exponent: X where 2powX is the stripe sz in blocks
 376  * @max_lba: Maximum number of LBA in the volume
 377  * @stripe_sz: Stripe Size of the volume
 378  * @device_info: Device info of the volume member disk
 379  * @pd_handle: Array of handles of the physical drives for direct I/O in le16
 380  */
 381 #define MPT_MAX_WARPDRIVE_PDS           8
 382 struct _raid_device {
 383         struct list_head list;
 384         struct scsi_target *starget;
 385         struct scsi_device *sdev;
 386         u64     wwid;
 387         u16     handle;
 388         u16     block_sz;
 389         int     id;
 390         int     channel;
 391         u8      volume_type;
 392         u8      num_pds;
 393         u8      responding;
 394         u8      percent_complete;
 395         u8      direct_io_enabled;
 396         u8      stripe_exponent;
 397         u64     max_lba;
 398         u32     stripe_sz;
 399         u32     device_info;
 400         u16     pd_handle[MPT_MAX_WARPDRIVE_PDS];
 401 };
 402
 403 /**
 404  * struct _boot_device - boot device info
 405  * @is_raid: flag to indicate whether this is volume
 406  * @device: holds pointer for either struct _sas_device or
 407  *     struct _raid_device
 408  */
 409 struct _boot_device {
 410         u8 is_raid;
 411         void *device;
 412 };
 413
 414 /**
 415  * struct _sas_port - wide/narrow sas port information
 416  * @port_list: list of ports belonging to expander
 417  * @num_phys: number of phys belonging to this port
 418  * @remote_identify: attached device identification
 419  * @rphy: sas transport rphy object
 420  * @port: sas transport wide/narrow port object
 421  * @phy_list: _sas_phy list objects belonging to this port
 422  */
 423 struct _sas_port {
 424         struct list_head port_list;
 425         u8      num_phys;
 426         struct sas_identify remote_identify;
 427         struct sas_rphy *rphy;
 428         struct sas_port *port;
 429         struct list_head phy_list;
 430 };
 431
 432 /**
 433  * struct _sas_phy - phy information
 434  * @port_siblings: list of phys belonging to a port
 435  * @identify: phy identification
 436  * @remote_identify: attached device identification
 437  * @phy: sas transport phy object
 438  * @phy_id: unique phy id
 439  * @handle: device handle for this phy
 440  * @attached_handle: device handle for attached device
 441  * @phy_belongs_to_port: port has been created for this phy
 442  */
 443 struct _sas_phy {
 444         struct list_head port_siblings;
 445         struct sas_identify identify;
 446         struct sas_identify remote_identify;
 447         struct sas_phy *phy;
 448         u8      phy_id;
 449         u16     handle;
 450         u16     attached_handle;
 451         u8      phy_belongs_to_port;
 452 };
 453
 454 /**
 455  * struct _sas_node - sas_host/expander information
 456  * @list: list of expanders
 457  * @parent_dev: parent device class
 458  * @num_phys: number phys belonging to this sas_host/expander
 459  * @sas_address: sas address of this sas_host/expander
 460  * @handle: handle for this sas_host/expander
 461  * @sas_address_parent: sas address of parent expander or sas host
 462  * @enclosure_handle: handle for this a member of an enclosure
 463  * @device_info: bitwise defining capabilities of this sas_host/expander
 464  * @responding: used in _scsih_expander_device_mark_responding
 465  * @phy: a list of phys that make up this sas_host/expander
 466  * @sas_port_list: list of ports attached to this sas_host/expander
 467  */
 468 struct _sas_node {
 469         struct list_head list;
 470         struct device *parent_dev;
 471         u8      num_phys;
 472         u64     sas_address;
 473         u16     handle;
 474         u64     sas_address_parent;
 475         u16     enclosure_handle;
 476         u64     enclosure_logical_id;
 477         u8      responding;
 478         struct  _sas_phy *phy;
 479         struct list_head sas_port_list;
 480 };
 481
 482 /**
 483  * enum reset_type - reset state
 484  * @FORCE_BIG_HAMMER: issue diagnostic reset
 485  * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
 486  */
 487 enum reset_type {
 488         FORCE_BIG_HAMMER,
 489         SOFT_RESET,
 490 };
 491
 492 /**
 493  * struct chain_tracker - firmware chain tracker
 494  * @chain_buffer: chain buffer
 495  * @chain_buffer_dma: physical address
 496  * @tracker_list: list of free request (ioc->free_chain_list)
 497  */
 498 struct chain_tracker {
 499         void *chain_buffer;
 500         dma_addr_t chain_buffer_dma;
 501         struct list_head tracker_list;
 502 };
 503
 504 /**
 505  * struct scsiio_tracker - scsi mf request tracker
 506  * @smid: system message id
 507  * @scmd: scsi request pointer
 508  * @cb_idx: callback index
 509  * @direct_io: To indicate whether I/O is direct (WARPDRIVE)
 510  * @chain_list: list of chains associated to this IO
 511  * @tracker_list: list of free request (ioc->free_list)
 512  */
 513 struct scsiio_tracker {
 514         u16     smid;
 515         struct scsi_cmnd *scmd;
 516         u8      cb_idx;
 517         u8      direct_io;
 518         struct list_head chain_list;
 519         struct list_head tracker_list;
 520 };
 521
 522 /**
 523  * struct request_tracker - firmware request tracker
 524  * @smid: system message id
 525  * @cb_idx: callback index
 526  * @tracker_list: list of free request (ioc->free_list)
 527  */
 528 struct request_tracker {
 529         u16     smid;
 530         u8      cb_idx;
 531         struct list_head tracker_list;
 532 };
 533
 534 /**
 535  * struct _tr_list - target reset list
 536  * @handle: device handle
 537  * @state: state machine
 538  */
 539 struct _tr_list {
 540         struct list_head list;
 541         u16     handle;
 542         u16     state;
 543 };
 544
 545 typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
 546
 547 /* IOC Facts and Port Facts converted from little endian to cpu */
 548 union mpi2_version_union {
 549         MPI2_VERSION_STRUCT             Struct;
 550         u32                             Word;
 551 };
 552
 553 struct mpt2sas_facts {
 554         u16                     MsgVersion;
 555         u16                     HeaderVersion;
 556         u8                      IOCNumber;
 557         u8                      VP_ID;
 558         u8                      VF_ID;
 559         u16                     IOCExceptions;
 560         u16                     IOCStatus;
 561         u32                     IOCLogInfo;
 562         u8                      MaxChainDepth;
 563         u8                      WhoInit;
 564         u8                      NumberOfPorts;
 565         u8                      MaxMSIxVectors;
 566         u16                     RequestCredit;
 567         u16                     ProductID;
 568         u32                     IOCCapabilities;
 569         union mpi2_version_union        FWVersion;
 570         u16                     IOCRequestFrameSize;
 571         u16                     Reserved3;
 572         u16                     MaxInitiators;
 573         u16                     MaxTargets;
 574         u16                     MaxSasExpanders;
 575         u16                     MaxEnclosures;
 576         u16                     ProtocolFlags;
 577         u16                     HighPriorityCredit;
 578         u16                     MaxReplyDescriptorPostQueueDepth;
 579         u8                      ReplyFrameSize;
 580         u8                      MaxVolumes;
 581         u16                     MaxDevHandle;
 582         u16                     MaxPersistentEntries;
 583         u16                     MinDevHandle;
 584 };
 585
 586 struct mpt2sas_port_facts {
 587         u8                      PortNumber;
 588         u8                      VP_ID;
 589         u8                      VF_ID;
 590         u8                      PortType;
 591         u16                     MaxPostedCmdBuffers;
 592 };
 593
 594 /**
 595  * enum mutex_type - task management mutex type
 596  * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
 597  * @TM_MUTEX_ON: mutex is required
 598  */
 599 enum mutex_type {
 600         TM_MUTEX_OFF = 0,
 601         TM_MUTEX_ON = 1,
 602 };
 603
 604 /**
 605  * struct MPT2SAS_ADAPTER - per adapter struct
 606  * @list: ioc_list
 607  * @shost: shost object
 608  * @id: unique adapter id
 609  * @pci_irq: irq number
 610  * @name: generic ioc string
 611  * @tmp_string: tmp string used for logging
 612  * @pdev: pci pdev object
 613  * @chip: memory mapped register space
 614  * @chip_phys: physical addrss prior to mapping
 615  * @logging_level: see mpt2sas_debug.h
 616  * @fwfault_debug: debuging FW timeouts
 617  * @ir_firmware: IR firmware present
 618  * @bars: bitmask of BAR's that must be configured
 619  * @mask_interrupts: ignore interrupt
 620  * @fault_reset_work_q_name: fw fault work queue
 621  * @fault_reset_work_q: ""
 622  * @fault_reset_work: ""
 623  * @firmware_event_name: fw event work queue
 624  * @firmware_event_thread: ""
 625  * @fw_events_off: flag to turn off fw event handling
 626  * @fw_event_lock:
 627  * @fw_event_list: list of fw events
 628  * @aen_event_read_flag: event log was read
 629  * @broadcast_aen_busy: broadcast aen waiting to be serviced
 630  * @shost_recovery: host reset in progress
 631  * @ioc_reset_in_progress_lock:
 632  * @ioc_link_reset_in_progress: phy/hard reset in progress
 633  * @ignore_loginfos: ignore loginfos during task management
 634  * @remove_host: flag for when driver unloads, to avoid sending dev resets
 635  * @pci_error_recovery: flag to prevent ioc access until slot reset completes
 636  * @wait_for_port_enable_to_complete:
 637  * @msix_enable: flag indicating msix is enabled
 638  * @msix_vector_count: number msix vectors
 639  * @msix_table: virt address to the msix table
 640  * @msix_table_backup: backup msix table
 641  * @scsi_io_cb_idx: shost generated commands
 642  * @tm_cb_idx: task management commands
 643  * @scsih_cb_idx: scsih internal commands
 644  * @transport_cb_idx: transport internal commands
 645  * @ctl_cb_idx: clt internal commands
 646  * @base_cb_idx: base internal commands
 647  * @config_cb_idx: base internal commands
 648  * @tm_tr_cb_idx : device removal target reset handshake
 649  * @tm_tr_volume_cb_idx : volume removal target reset
 650  * @base_cmds:
 651  * @transport_cmds:
 652  * @scsih_cmds:
 653  * @tm_cmds:
 654  * @ctl_cmds:
 655  * @config_cmds:
 656  * @base_add_sg_single: handler for either 32/64 bit sgl's
 657  * @event_type: bits indicating which events to log
 658  * @event_context: unique id for each logged event
 659  * @event_log: event log pointer
 660  * @event_masks: events that are masked
 661  * @facts: static facts data
 662  * @pfacts: static port facts data
 663  * @manu_pg0: static manufacturing page 0
 664  * @manu_pg10: static manufacturing page 10
 665  * @bios_pg2: static bios page 2
 666  * @bios_pg3: static bios page 3
 667  * @ioc_pg8: static ioc page 8
 668  * @iounit_pg0: static iounit page 0
 669  * @iounit_pg1: static iounit page 1
 670  * @sas_hba: sas host object
 671  * @sas_expander_list: expander object list
 672  * @sas_node_lock:
 673  * @sas_device_list: sas device object list
 674  * @sas_device_init_list: sas device object list (used only at init time)
 675  * @sas_device_lock:
 676  * @io_missing_delay: time for IO completed by fw when PDR enabled
 677  * @device_missing_delay: time for device missing by fw when PDR enabled
 678  * @sas_id : used for setting volume target IDs
 679  * @pd_handles : bitmask for PD handles
 680  * @pd_handles_sz : size of pd_handle bitmask
 681  * @config_page_sz: config page size
 682  * @config_page: reserve memory for config page payload
 683  * @config_page_dma:
 684  * @hba_queue_depth: hba request queue depth
 685  * @sge_size: sg element size for either 32/64 bit
 686  * @scsiio_depth: SCSI_IO queue depth
 687  * @request_sz: per request frame size
 688  * @request: pool of request frames
 689  * @request_dma:
 690  * @request_dma_sz:
 691  * @scsi_lookup: firmware request tracker list
 692  * @scsi_lookup_lock:
 693  * @free_list: free list of request
 694  * @chain: pool of chains
 695  * @pending_io_count:
 696  * @reset_wq:
 697  * @chain_dma:
 698  * @max_sges_in_main_message: number sg elements in main message
 699  * @max_sges_in_chain_message: number sg elements per chain
 700  * @chains_needed_per_io: max chains per io
 701  * @chain_offset_value_for_main_message: location 1st sg in main
 702  * @chain_depth: total chains allocated
 703  * @hi_priority_smid:
 704  * @hi_priority:
 705  * @hi_priority_dma:
 706  * @hi_priority_depth:
 707  * @hpr_lookup:
 708  * @hpr_free_list:
 709  * @internal_smid:
 710  * @internal:
 711  * @internal_dma:
 712  * @internal_depth:
 713  * @internal_lookup:
 714  * @internal_free_list:
 715  * @sense: pool of sense
 716  * @sense_dma:
 717  * @sense_dma_pool:
 718  * @reply_depth: hba reply queue depth:
 719  * @reply_sz: per reply frame size:
 720  * @reply: pool of replys:
 721  * @reply_dma:
 722  * @reply_dma_pool:
 723  * @reply_free_queue_depth: reply free depth
 724  * @reply_free: pool for reply free queue (32 bit addr)
 725  * @reply_free_dma:
 726  * @reply_free_dma_pool:
 727  * @reply_free_host_index: tail index in pool to insert free replys
 728  * @reply_post_queue_depth: reply post queue depth
 729  * @reply_post_free: pool for reply post (64bit descriptor)
 730  * @reply_post_free_dma:
 731  * @reply_post_free_dma_pool:
 732  * @reply_post_host_index: head index in the pool where FW completes IO
 733  * @delayed_tr_list: target reset link list
 734  * @delayed_tr_volume_list: volume target reset link list
 735  */
 736 struct MPT2SAS_ADAPTER {
 737         struct list_head list;
 738         struct Scsi_Host *shost;
 739         u8              id;
 740         u32             pci_irq;
 741         char            name[MPT_NAME_LENGTH];
 742         char            tmp_string[MPT_STRING_LENGTH];
 743         struct pci_dev  *pdev;
 744         Mpi2SystemInterfaceRegs_t __iomem *chip;
 745         resource_size_t chip_phys;
 746         int             logging_level;
 747         int             fwfault_debug;
 748         u8              ir_firmware;
 749         int             bars;
 750         u8              mask_interrupts;
 751
 752         /* fw fault handler */
 753         char            fault_reset_work_q_name[20];
 754         struct workqueue_struct *fault_reset_work_q;
 755         struct delayed_work fault_reset_work;
 756
 757         /* fw event handler */
 758         char            firmware_event_name[20];
 759         struct workqueue_struct *firmware_event_thread;
 760         spinlock_t      fw_event_lock;
 761         struct list_head fw_event_list;
 762
 763          /* misc flags */
 764         int             aen_event_read_flag;
 765         u8              broadcast_aen_busy;
 766         u16             broadcast_aen_pending;
 767         u8              shost_recovery;
 768
 769         struct mutex    reset_in_progress_mutex;
 770         struct completion       shost_recovery_done;
 771         spinlock_t      ioc_reset_in_progress_lock;
 772         u8              ioc_link_reset_in_progress;
 773         int             ioc_reset_in_progress_status;
 774
 775         u8              ignore_loginfos;
 776         u8              remove_host;
 777         u8              pci_error_recovery;
 778         u8              wait_for_port_enable_to_complete;
 779
 780         u8              msix_enable;
 781         u16             msix_vector_count;
 782         u32             *msix_table;
 783         u32             *msix_table_backup;
 784         u32             ioc_reset_count;
 785
 786         /* internal commands, callback index */
 787         u8              scsi_io_cb_idx;
 788         u8              tm_cb_idx;
 789         u8              transport_cb_idx;
 790         u8              scsih_cb_idx;
 791         u8              ctl_cb_idx;
 792         u8              base_cb_idx;
 793         u8              config_cb_idx;
 794         u8              tm_tr_cb_idx;
 795         u8              tm_tr_volume_cb_idx;
 796         u8              tm_sas_control_cb_idx;
 797         struct _internal_cmd base_cmds;
 798         struct _internal_cmd transport_cmds;
 799         struct _internal_cmd scsih_cmds;
 800         struct _internal_cmd tm_cmds;
 801         struct _internal_cmd ctl_cmds;
 802         struct _internal_cmd config_cmds;
 803
 804         MPT_ADD_SGE     base_add_sg_single;
 805
 806         /* event log */
 807         u32             event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
 808         u32             event_context;
 809         void            *event_log;
 810         u32             event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
 811
 812         /* static config pages */
 813         struct mpt2sas_facts facts;
 814         struct mpt2sas_port_facts *pfacts;
 815         Mpi2ManufacturingPage0_t manu_pg0;
 816         Mpi2BiosPage2_t bios_pg2;
 817         Mpi2BiosPage3_t bios_pg3;
 818         Mpi2IOCPage8_t ioc_pg8;
 819         Mpi2IOUnitPage0_t iounit_pg0;
 820         Mpi2IOUnitPage1_t iounit_pg1;
 821
 822         struct _boot_device req_boot_device;
 823         struct _boot_device req_alt_boot_device;
 824         struct _boot_device current_boot_device;
 825
 826         /* sas hba, expander, and device list */
 827         struct _sas_node sas_hba;
 828         struct list_head sas_expander_list;
 829         spinlock_t      sas_node_lock;
 830         struct list_head sas_device_list;
 831         struct list_head sas_device_init_list;
 832         spinlock_t      sas_device_lock;
 833         struct list_head raid_device_list;
 834         spinlock_t      raid_device_lock;
 835         u8              io_missing_delay;
 836         u16             device_missing_delay;
 837         int             sas_id;
 838
 839         void            *pd_handles;
 840         u16             pd_handles_sz;
 841
 842         /* config page */
 843         u16             config_page_sz;
 844         void            *config_page;
 845         dma_addr_t      config_page_dma;
 846
 847         /* scsiio request */
 848         u16             hba_queue_depth;
 849         u16             sge_size;
 850         u16             scsiio_depth;
 851         u16             request_sz;
 852         u8              *request;
 853         dma_addr_t      request_dma;
 854         u32             request_dma_sz;
 855         struct scsiio_tracker *scsi_lookup;
 856         ulong           scsi_lookup_pages;
 857         spinlock_t      scsi_lookup_lock;
 858         struct list_head free_list;
 859         int             pending_io_count;
 860         wait_queue_head_t reset_wq;
 861
 862         /* chain */
 863         struct chain_tracker *chain_lookup;
 864         struct list_head free_chain_list;
 865         struct dma_pool *chain_dma_pool;
 866         ulong           chain_pages;
 867         u16             max_sges_in_main_message;
 868         u16             max_sges_in_chain_message;
 869         u16             chains_needed_per_io;
 870         u16             chain_offset_value_for_main_message;
 871         u32             chain_depth;
 872
 873         /* hi-priority queue */
 874         u16             hi_priority_smid;
 875         u8              *hi_priority;
 876         dma_addr_t      hi_priority_dma;
 877         u16             hi_priority_depth;
 878         struct request_tracker *hpr_lookup;
 879         struct list_head hpr_free_list;
 880
 881         /* internal queue */
 882         u16             internal_smid;
 883         u8              *internal;
 884         dma_addr_t      internal_dma;
 885         u16             internal_depth;
 886         struct request_tracker *internal_lookup;
 887         struct list_head internal_free_list;
 888
 889         /* sense */
 890         u8              *sense;
 891         dma_addr_t      sense_dma;
 892         struct dma_pool *sense_dma_pool;
 893
 894         /* reply */
 895         u16             reply_sz;
 896         u8              *reply;
 897         dma_addr_t      reply_dma;
 898         u32             reply_dma_max_address;
 899         u32             reply_dma_min_address;
 900         struct dma_pool *reply_dma_pool;
 901
 902         /* reply free queue */
 903         u16             reply_free_queue_depth;
 904         __le32          *reply_free;
 905         dma_addr_t      reply_free_dma;
 906         struct dma_pool *reply_free_dma_pool;
 907         u32             reply_free_host_index;
 908
 909         /* reply post queue */
 910         u16             reply_post_queue_depth;
 911         Mpi2ReplyDescriptorsUnion_t *reply_post_free;
 912         dma_addr_t      reply_post_free_dma;
 913         struct dma_pool *reply_post_free_dma_pool;
 914         u32             reply_post_host_index;
 915
 916         struct list_head delayed_tr_list;
 917         struct list_head delayed_tr_volume_list;
 918
 919         /* diag buffer support */
 920         u8              *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
 921         u32             diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
 922         dma_addr_t      diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
 923         u8              diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
 924         u32             unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
 925         Mpi2ManufacturingPage10_t manu_pg10;
 926         u32             product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
 927         u32             diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
 928         u32             ring_buffer_offset;
 929         u32             ring_buffer_sz;
 930         u8              is_warpdrive;
 931         u8              hide_ir_msg;
 932         u8              mfg_pg10_hide_flag;
 933         u8              hide_drives;
 934
 935 };
 936
 937 typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
 938     u32 reply);
 939
 940
 941 /* base shared API */
 942 extern struct list_head mpt2sas_ioc_list;
 943 void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
 944 void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
 945
 946 int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
 947 void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
 948 int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
 949 void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
 950 int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 951     enum reset_type type);
 952
 953 void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 954 void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 955 void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
 956 __le32 mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
 957     u16 smid);
 958
 959 /* hi-priority queue */
 960 u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
 961 u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
 962     struct scsi_cmnd *scmd);
 963
 964 u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
 965 void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 966 void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
 967     u16 handle);
 968 void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 969 void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
 970     u16 io_index);
 971 void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 972 void mpt2sas_base_initialize_callback_handler(void);
 973 u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
 974 void mpt2sas_base_release_callback_handler(u8 cb_idx);
 975
 976 u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
 977     u32 reply);
 978 void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
 979
 980 u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
 981
 982 void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
 983 int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
 984     Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
 985     *mpi_request);
 986 int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
 987     Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
 988 void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
 989
 990 void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc);
 991
 992 /* scsih shared API */
 993 u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
 994     u32 reply);
 995 int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle,
 996         uint channel, uint id, uint lun, u8 type, u16 smid_task,
 997         ulong timeout, unsigned long serial_number, enum mutex_type m_type);
 998 void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
 999 void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1000 void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1001 void mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1002 struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
1003     u16 handle);
1004 struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
1005     *ioc, u64 sas_address);
1006 struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
1007     struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1008
1009 void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1010
1011 /* config shared API */
1012 u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1013     u32 reply);
1014 int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
1015 int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
1016     Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1017 int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
1018     Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
1019 int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1020     *mpi_reply, Mpi2BiosPage2_t *config_page);
1021 int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1022     *mpi_reply, Mpi2BiosPage3_t *config_page);
1023 int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1024     *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1025 int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1026     *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
1027 int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1028     *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
1029 int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1030     *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
1031 int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1032     *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1033 int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1034     *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1035 int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1036     *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1037 int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
1038     Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1039 int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1040     *mpi_reply, Mpi2IOCPage8_t *config_page);
1041 int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1042     *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
1043 int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1044     *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
1045 int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1046     *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
1047 int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1048     *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1049 int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1050     *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1051 int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1052     *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
1053 int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
1054 int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1055     *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
1056 int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1057     *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
1058     u32 form_specific);
1059 int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1060     u16 *volume_handle);
1061 int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
1062     u64 *wwid);
1063 /* ctl shared API */
1064 extern struct device_attribute *mpt2sas_host_attrs[];
1065 extern struct device_attribute *mpt2sas_dev_attrs[];
1066 void mpt2sas_ctl_init(void);
1067 void mpt2sas_ctl_exit(void);
1068 u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1069     u32 reply);
1070 void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1071 u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1072     u32 reply);
1073 void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
1074     Mpi2EventNotificationReply_t *mpi_reply);
1075
1076 void mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc,
1077         u8 bits_to_regsiter);
1078
1079 /* transport shared API */
1080 u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1081     u32 reply);
1082 struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
1083      u16 handle, u64 sas_address);
1084 void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
1085      u64 sas_address_parent);
1086 int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1087     *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1088 int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1089     *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
1090 void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc,
1091      u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1092 extern struct sas_function_template mpt2sas_transport_functions;
1093 extern struct scsi_transport_template *mpt2sas_transport_template;
1094 extern int scsi_internal_device_block(struct scsi_device *sdev);
1095 extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
1096     u8 msix_index, u32 reply);
1097 extern int scsi_internal_device_unblock(struct scsi_device *sdev);
1098
1099 #endif /* MPT2SAS_BASE_H_INCLUDED */