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          "09.100.00.01"
  73 #define MPT2SAS_MAJOR_VERSION           09
  74 #define MPT2SAS_MINOR_VERSION           100
  75 #define MPT2SAS_BUILD_VERSION           00
  76 #define MPT2SAS_RELEASE_VERSION         01
  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 /**
 548  * struct adapter_reply_queue - the reply queue struct
 549  * @ioc: per adapter object
 550  * @msix_index: msix index into vector table
 551  * @vector: irq vector
 552  * @reply_post_host_index: head index in the pool where FW completes IO
 553  * @reply_post_free: reply post base virt address
 554  * @name: the name registered to request_irq()
 555  * @busy: isr is actively processing replies on another cpu
 556  * @list: this list
 557 */
 558 struct adapter_reply_queue {
 559         struct MPT2SAS_ADAPTER  *ioc;
 560         u8                      msix_index;
 561         unsigned int            vector;
 562         u32                     reply_post_host_index;
 563         Mpi2ReplyDescriptorsUnion_t *reply_post_free;
 564         char                    name[MPT_NAME_LENGTH];
 565         atomic_t                busy;
 566         struct list_head        list;
 567 };
 568
 569 /* IOC Facts and Port Facts converted from little endian to cpu */
 570 union mpi2_version_union {
 571         MPI2_VERSION_STRUCT             Struct;
 572         u32                             Word;
 573 };
 574
 575 struct mpt2sas_facts {
 576         u16                     MsgVersion;
 577         u16                     HeaderVersion;
 578         u8                      IOCNumber;
 579         u8                      VP_ID;
 580         u8                      VF_ID;
 581         u16                     IOCExceptions;
 582         u16                     IOCStatus;
 583         u32                     IOCLogInfo;
 584         u8                      MaxChainDepth;
 585         u8                      WhoInit;
 586         u8                      NumberOfPorts;
 587         u8                      MaxMSIxVectors;
 588         u16                     RequestCredit;
 589         u16                     ProductID;
 590         u32                     IOCCapabilities;
 591         union mpi2_version_union        FWVersion;
 592         u16                     IOCRequestFrameSize;
 593         u16                     Reserved3;
 594         u16                     MaxInitiators;
 595         u16                     MaxTargets;
 596         u16                     MaxSasExpanders;
 597         u16                     MaxEnclosures;
 598         u16                     ProtocolFlags;
 599         u16                     HighPriorityCredit;
 600         u16                     MaxReplyDescriptorPostQueueDepth;
 601         u8                      ReplyFrameSize;
 602         u8                      MaxVolumes;
 603         u16                     MaxDevHandle;
 604         u16                     MaxPersistentEntries;
 605         u16                     MinDevHandle;
 606 };
 607
 608 struct mpt2sas_port_facts {
 609         u8                      PortNumber;
 610         u8                      VP_ID;
 611         u8                      VF_ID;
 612         u8                      PortType;
 613         u16                     MaxPostedCmdBuffers;
 614 };
 615
 616 /**
 617  * enum mutex_type - task management mutex type
 618  * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it
 619  * @TM_MUTEX_ON: mutex is required
 620  */
 621 enum mutex_type {
 622         TM_MUTEX_OFF = 0,
 623         TM_MUTEX_ON = 1,
 624 };
 625
 626 /**
 627  * struct MPT2SAS_ADAPTER - per adapter struct
 628  * @list: ioc_list
 629  * @shost: shost object
 630  * @id: unique adapter id
 631  * @cpu_count: number online cpus
 632  * @name: generic ioc string
 633  * @tmp_string: tmp string used for logging
 634  * @pdev: pci pdev object
 635  * @chip: memory mapped register space
 636  * @chip_phys: physical addrss prior to mapping
 637  * @logging_level: see mpt2sas_debug.h
 638  * @fwfault_debug: debuging FW timeouts
 639  * @ir_firmware: IR firmware present
 640  * @bars: bitmask of BAR's that must be configured
 641  * @mask_interrupts: ignore interrupt
 642  * @fault_reset_work_q_name: fw fault work queue
 643  * @fault_reset_work_q: ""
 644  * @fault_reset_work: ""
 645  * @firmware_event_name: fw event work queue
 646  * @firmware_event_thread: ""
 647  * @fw_events_off: flag to turn off fw event handling
 648  * @fw_event_lock:
 649  * @fw_event_list: list of fw events
 650  * @aen_event_read_flag: event log was read
 651  * @broadcast_aen_busy: broadcast aen waiting to be serviced
 652  * @shost_recovery: host reset in progress
 653  * @ioc_reset_in_progress_lock:
 654  * @ioc_link_reset_in_progress: phy/hard reset in progress
 655  * @ignore_loginfos: ignore loginfos during task management
 656  * @remove_host: flag for when driver unloads, to avoid sending dev resets
 657  * @pci_error_recovery: flag to prevent ioc access until slot reset completes
 658  * @wait_for_discovery_to_complete: flag set at driver load time when
 659  *                                               waiting on reporting devices
 660  * @is_driver_loading: flag set at driver load time
 661  * @port_enable_failed: flag set when port enable has failed
 662  * @start_scan: flag set from scan_start callback, cleared from _mpt2sas_fw_work
 663  * @start_scan_failed: means port enable failed, return's the ioc_status
 664  * @msix_enable: flag indicating msix is enabled
 665  * @msix_vector_count: number msix vectors
 666  * @cpu_msix_table: table for mapping cpus to msix index
 667  * @cpu_msix_table_sz: table size
 668  * @scsi_io_cb_idx: shost generated commands
 669  * @tm_cb_idx: task management commands
 670  * @scsih_cb_idx: scsih internal commands
 671  * @transport_cb_idx: transport internal commands
 672  * @ctl_cb_idx: clt internal commands
 673  * @base_cb_idx: base internal commands
 674  * @config_cb_idx: base internal commands
 675  * @tm_tr_cb_idx : device removal target reset handshake
 676  * @tm_tr_volume_cb_idx : volume removal target reset
 677  * @base_cmds:
 678  * @transport_cmds:
 679  * @scsih_cmds:
 680  * @tm_cmds:
 681  * @ctl_cmds:
 682  * @config_cmds:
 683  * @base_add_sg_single: handler for either 32/64 bit sgl's
 684  * @event_type: bits indicating which events to log
 685  * @event_context: unique id for each logged event
 686  * @event_log: event log pointer
 687  * @event_masks: events that are masked
 688  * @facts: static facts data
 689  * @pfacts: static port facts data
 690  * @manu_pg0: static manufacturing page 0
 691  * @manu_pg10: static manufacturing page 10
 692  * @bios_pg2: static bios page 2
 693  * @bios_pg3: static bios page 3
 694  * @ioc_pg8: static ioc page 8
 695  * @iounit_pg0: static iounit page 0
 696  * @iounit_pg1: static iounit page 1
 697  * @sas_hba: sas host object
 698  * @sas_expander_list: expander object list
 699  * @sas_node_lock:
 700  * @sas_device_list: sas device object list
 701  * @sas_device_init_list: sas device object list (used only at init time)
 702  * @sas_device_lock:
 703  * @io_missing_delay: time for IO completed by fw when PDR enabled
 704  * @device_missing_delay: time for device missing by fw when PDR enabled
 705  * @sas_id : used for setting volume target IDs
 706  * @pd_handles : bitmask for PD handles
 707  * @pd_handles_sz : size of pd_handle bitmask
 708  * @config_page_sz: config page size
 709  * @config_page: reserve memory for config page payload
 710  * @config_page_dma:
 711  * @hba_queue_depth: hba request queue depth
 712  * @sge_size: sg element size for either 32/64 bit
 713  * @scsiio_depth: SCSI_IO queue depth
 714  * @request_sz: per request frame size
 715  * @request: pool of request frames
 716  * @request_dma:
 717  * @request_dma_sz:
 718  * @scsi_lookup: firmware request tracker list
 719  * @scsi_lookup_lock:
 720  * @free_list: free list of request
 721  * @chain: pool of chains
 722  * @pending_io_count:
 723  * @reset_wq:
 724  * @chain_dma:
 725  * @max_sges_in_main_message: number sg elements in main message
 726  * @max_sges_in_chain_message: number sg elements per chain
 727  * @chains_needed_per_io: max chains per io
 728  * @chain_offset_value_for_main_message: location 1st sg in main
 729  * @chain_depth: total chains allocated
 730  * @hi_priority_smid:
 731  * @hi_priority:
 732  * @hi_priority_dma:
 733  * @hi_priority_depth:
 734  * @hpr_lookup:
 735  * @hpr_free_list:
 736  * @internal_smid:
 737  * @internal:
 738  * @internal_dma:
 739  * @internal_depth:
 740  * @internal_lookup:
 741  * @internal_free_list:
 742  * @sense: pool of sense
 743  * @sense_dma:
 744  * @sense_dma_pool:
 745  * @reply_depth: hba reply queue depth:
 746  * @reply_sz: per reply frame size:
 747  * @reply: pool of replys:
 748  * @reply_dma:
 749  * @reply_dma_pool:
 750  * @reply_free_queue_depth: reply free depth
 751  * @reply_free: pool for reply free queue (32 bit addr)
 752  * @reply_free_dma:
 753  * @reply_free_dma_pool:
 754  * @reply_free_host_index: tail index in pool to insert free replys
 755  * @reply_post_queue_depth: reply post queue depth
 756  * @reply_post_free: pool for reply post (64bit descriptor)
 757  * @reply_post_free_dma:
 758  * @reply_queue_count: number of reply queue's
 759  * @reply_queue_list: link list contaning the reply queue info
 760  * @reply_post_host_index: head index in the pool where FW completes IO
 761  * @delayed_tr_list: target reset link list
 762  * @delayed_tr_volume_list: volume target reset link list
 763  */
 764 struct MPT2SAS_ADAPTER {
 765         struct list_head list;
 766         struct Scsi_Host *shost;
 767         u8              id;
 768         int             cpu_count;
 769         char            name[MPT_NAME_LENGTH];
 770         char            tmp_string[MPT_STRING_LENGTH];
 771         struct pci_dev  *pdev;
 772         Mpi2SystemInterfaceRegs_t __iomem *chip;
 773         resource_size_t chip_phys;
 774         int             logging_level;
 775         int             fwfault_debug;
 776         u8              ir_firmware;
 777         int             bars;
 778         u8              mask_interrupts;
 779
 780         /* fw fault handler */
 781         char            fault_reset_work_q_name[20];
 782         struct workqueue_struct *fault_reset_work_q;
 783         struct delayed_work fault_reset_work;
 784
 785         /* fw event handler */
 786         char            firmware_event_name[20];
 787         struct workqueue_struct *firmware_event_thread;
 788         spinlock_t      fw_event_lock;
 789         struct list_head fw_event_list;
 790
 791          /* misc flags */
 792         int             aen_event_read_flag;
 793         u8              broadcast_aen_busy;
 794         u16             broadcast_aen_pending;
 795         u8              shost_recovery;
 796
 797         struct mutex    reset_in_progress_mutex;
 798         spinlock_t      ioc_reset_in_progress_lock;
 799         u8              ioc_link_reset_in_progress;
 800         u8              ioc_reset_in_progress_status;
 801
 802         u8              ignore_loginfos;
 803         u8              remove_host;
 804         u8              pci_error_recovery;
 805         u8              wait_for_discovery_to_complete;
 806         struct completion       port_enable_done;
 807         u8              is_driver_loading;
 808         u8              port_enable_failed;
 809
 810         u8              start_scan;
 811         u16             start_scan_failed;
 812
 813         u8              msix_enable;
 814         u16             msix_vector_count;
 815         u8              *cpu_msix_table;
 816         resource_size_t **reply_post_host_index;
 817         u16             cpu_msix_table_sz;
 818         u32             ioc_reset_count;
 819
 820         /* internal commands, callback index */
 821         u8              scsi_io_cb_idx;
 822         u8              tm_cb_idx;
 823         u8              transport_cb_idx;
 824         u8              scsih_cb_idx;
 825         u8              ctl_cb_idx;
 826         u8              base_cb_idx;
 827         u8              port_enable_cb_idx;
 828         u8              config_cb_idx;
 829         u8              tm_tr_cb_idx;
 830         u8              tm_tr_volume_cb_idx;
 831         u8              tm_sas_control_cb_idx;
 832         struct _internal_cmd base_cmds;
 833         struct _internal_cmd port_enable_cmds;
 834         struct _internal_cmd transport_cmds;
 835         struct _internal_cmd scsih_cmds;
 836         struct _internal_cmd tm_cmds;
 837         struct _internal_cmd ctl_cmds;
 838         struct _internal_cmd config_cmds;
 839
 840         MPT_ADD_SGE     base_add_sg_single;
 841
 842         /* event log */
 843         u32             event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
 844         u32             event_context;
 845         void            *event_log;
 846         u32             event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
 847
 848         /* static config pages */
 849         struct mpt2sas_facts facts;
 850         struct mpt2sas_port_facts *pfacts;
 851         Mpi2ManufacturingPage0_t manu_pg0;
 852         Mpi2BiosPage2_t bios_pg2;
 853         Mpi2BiosPage3_t bios_pg3;
 854         Mpi2IOCPage8_t ioc_pg8;
 855         Mpi2IOUnitPage0_t iounit_pg0;
 856         Mpi2IOUnitPage1_t iounit_pg1;
 857
 858         struct _boot_device req_boot_device;
 859         struct _boot_device req_alt_boot_device;
 860         struct _boot_device current_boot_device;
 861
 862         /* sas hba, expander, and device list */
 863         struct _sas_node sas_hba;
 864         struct list_head sas_expander_list;
 865         spinlock_t      sas_node_lock;
 866         struct list_head sas_device_list;
 867         struct list_head sas_device_init_list;
 868         spinlock_t      sas_device_lock;
 869         struct list_head raid_device_list;
 870         spinlock_t      raid_device_lock;
 871         u8              io_missing_delay;
 872         u16             device_missing_delay;
 873         int             sas_id;
 874
 875         void            *pd_handles;
 876         u16             pd_handles_sz;
 877
 878         /* config page */
 879         u16             config_page_sz;
 880         void            *config_page;
 881         dma_addr_t      config_page_dma;
 882
 883         /* scsiio request */
 884         u16             hba_queue_depth;
 885         u16             sge_size;
 886         u16             scsiio_depth;
 887         u16             request_sz;
 888         u8              *request;
 889         dma_addr_t      request_dma;
 890         u32             request_dma_sz;
 891         struct scsiio_tracker *scsi_lookup;
 892         ulong           scsi_lookup_pages;
 893         spinlock_t      scsi_lookup_lock;
 894         struct list_head free_list;
 895         int             pending_io_count;
 896         wait_queue_head_t reset_wq;
 897
 898         /* chain */
 899         struct chain_tracker *chain_lookup;
 900         struct list_head free_chain_list;
 901         struct dma_pool *chain_dma_pool;
 902         ulong           chain_pages;
 903         u16             max_sges_in_main_message;
 904         u16             max_sges_in_chain_message;
 905         u16             chains_needed_per_io;
 906         u16             chain_offset_value_for_main_message;
 907         u32             chain_depth;
 908
 909         /* hi-priority queue */
 910         u16             hi_priority_smid;
 911         u8              *hi_priority;
 912         dma_addr_t      hi_priority_dma;
 913         u16             hi_priority_depth;
 914         struct request_tracker *hpr_lookup;
 915         struct list_head hpr_free_list;
 916
 917         /* internal queue */
 918         u16             internal_smid;
 919         u8              *internal;
 920         dma_addr_t      internal_dma;
 921         u16             internal_depth;
 922         struct request_tracker *internal_lookup;
 923         struct list_head internal_free_list;
 924
 925         /* sense */
 926         u8              *sense;
 927         dma_addr_t      sense_dma;
 928         struct dma_pool *sense_dma_pool;
 929
 930         /* reply */
 931         u16             reply_sz;
 932         u8              *reply;
 933         dma_addr_t      reply_dma;
 934         u32             reply_dma_max_address;
 935         u32             reply_dma_min_address;
 936         struct dma_pool *reply_dma_pool;
 937
 938         /* reply free queue */
 939         u16             reply_free_queue_depth;
 940         __le32          *reply_free;
 941         dma_addr_t      reply_free_dma;
 942         struct dma_pool *reply_free_dma_pool;
 943         u32             reply_free_host_index;
 944
 945         /* reply post queue */
 946         u16             reply_post_queue_depth;
 947         Mpi2ReplyDescriptorsUnion_t *reply_post_free;
 948         dma_addr_t      reply_post_free_dma;
 949         struct dma_pool *reply_post_free_dma_pool;
 950         u8              reply_queue_count;
 951         struct list_head reply_queue_list;
 952
 953         struct list_head delayed_tr_list;
 954         struct list_head delayed_tr_volume_list;
 955
 956         /* diag buffer support */
 957         u8              *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
 958         u32             diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
 959         dma_addr_t      diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
 960         u8              diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
 961         u32             unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
 962         Mpi2ManufacturingPage10_t manu_pg10;
 963         u32             product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
 964         u32             diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
 965         u32             ring_buffer_offset;
 966         u32             ring_buffer_sz;
 967         u8              is_warpdrive;
 968         u8              hide_ir_msg;
 969         u8              mfg_pg10_hide_flag;
 970         u8              hide_drives;
 971
 972 };
 973
 974 typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
 975     u32 reply);
 976
 977
 978 /* base shared API */
 979 extern struct list_head mpt2sas_ioc_list;
 980 void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
 981 void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
 982
 983 int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
 984 void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
 985 int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
 986 void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
 987 int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 988     enum reset_type type);
 989
 990 void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 991 void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 992 void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
 993 __le32 mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
 994     u16 smid);
 995 void mpt2sas_base_flush_reply_queues(struct MPT2SAS_ADAPTER *ioc);
 996
 997 /* hi-priority queue */
 998 u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
 999 u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
1000     struct scsi_cmnd *scmd);
1001
1002 u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
1003 void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1004 void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1005     u16 handle);
1006 void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1007 void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1008     u16 io_index);
1009 void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
1010 void mpt2sas_base_initialize_callback_handler(void);
1011 u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
1012 void mpt2sas_base_release_callback_handler(u8 cb_idx);
1013
1014 u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1015     u32 reply);
1016 u8 mpt2sas_port_enable_done(struct MPT2SAS_ADAPTER *ioc, u16 smid,
1017         u8 msix_index,  u32 reply);
1018 void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
1019
1020 u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
1021
1022 void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
1023 int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
1024     Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
1025     *mpi_request);
1026 int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
1027     Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
1028 void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
1029
1030 void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc);
1031
1032 int mpt2sas_port_enable(struct MPT2SAS_ADAPTER *ioc);
1033
1034 /* scsih shared API */
1035 u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1036     u32 reply);
1037 int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle,
1038         uint channel, uint id, uint lun, u8 type, u16 smid_task,
1039         ulong timeout, unsigned long serial_number, enum mutex_type m_type);
1040 void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1041 void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
1042 void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1043 void mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1044 struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
1045     u16 handle);
1046 struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
1047     *ioc, u64 sas_address);
1048 struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
1049     struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
1050
1051 void mpt2sas_port_enable_complete(struct MPT2SAS_ADAPTER *ioc);
1052
1053 void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1054
1055 /* config shared API */
1056 u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1057     u32 reply);
1058 int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
1059 int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
1060     Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
1061 int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
1062     Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
1063 int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1064     *mpi_reply, Mpi2BiosPage2_t *config_page);
1065 int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1066     *mpi_reply, Mpi2BiosPage3_t *config_page);
1067 int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1068     *mpi_reply, Mpi2IOUnitPage0_t *config_page);
1069 int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1070     *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
1071 int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1072     *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
1073 int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1074     *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
1075 int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1076     *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1077 int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1078     *mpi_reply, Mpi2IOUnitPage1_t *config_page);
1079 int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1080     *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1081 int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
1082     Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
1083 int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1084     *mpi_reply, Mpi2IOCPage8_t *config_page);
1085 int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1086     *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
1087 int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1088     *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
1089 int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1090     *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
1091 int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1092     *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
1093 int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1094     *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
1095 int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1096     *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
1097 int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
1098 int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1099     *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
1100 int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
1101     *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
1102     u32 form_specific);
1103 int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
1104     u16 *volume_handle);
1105 int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
1106     u64 *wwid);
1107 /* ctl shared API */
1108 extern struct device_attribute *mpt2sas_host_attrs[];
1109 extern struct device_attribute *mpt2sas_dev_attrs[];
1110 void mpt2sas_ctl_init(void);
1111 void mpt2sas_ctl_exit(void);
1112 u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1113     u32 reply);
1114 void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
1115 u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
1116     u32 reply);
1117 void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
1118     Mpi2EventNotificationReply_t *mpi_reply);
1119
1120 void mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc,
1121         u8 bits_to_regsiter);
1122
1123 /* transport shared API */
1124 u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
1125     u32 reply);
1126 struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
1127      u16 handle, u64 sas_address);
1128 void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
1129      u64 sas_address_parent);
1130 int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1131     *mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
1132 int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
1133     *mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
1134 void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc,
1135      u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
1136 extern struct sas_function_template mpt2sas_transport_functions;
1137 extern struct scsi_transport_template *mpt2sas_transport_template;
1138 extern int scsi_internal_device_block(struct scsi_device *sdev);
1139 extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
1140     u8 msix_index, u32 reply);
1141 extern int scsi_internal_device_unblock(struct scsi_device *sdev);
1142
1143 #endif /* MPT2SAS_BASE_H_INCLUDED */