1 /* 2 * This is the Fusion MPT base driver providing common API layer interface 3 * for access to MPT (Message Passing Technology) firmware. 4 * 5 * This code is based on drivers/scsi/mpt3sas/mpt3sas_base.h 6 * Copyright (C) 2012-2014 LSI Corporation 7 * Copyright (C) 2013-2014 Avago Technologies 8 * (mailto: MPT-FusionLinux.pdl@avagotech.com) 9 * 10 * This program is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License 12 * as published by the Free Software Foundation; either version 2 13 * of the License, or (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * NO WARRANTY 21 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR 22 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT 23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, 24 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is 25 * solely responsible for determining the appropriateness of using and 26 * distributing the Program and assumes all risks associated with its 27 * exercise of rights under this Agreement, including but not limited to 28 * the risks and costs of program errors, damage to or loss of data, 29 * programs or equipment, and unavailability or interruption of operations. 30 31 * DISCLAIMER OF LIABILITY 32 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY 33 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 34 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND 35 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 36 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 37 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED 38 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES 39 40 * You should have received a copy of the GNU General Public License 41 * along with this program; if not, write to the Free Software 42 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 43 * USA. 44 */ 45 46 #ifndef MPT3SAS_BASE_H_INCLUDED 47 #define MPT3SAS_BASE_H_INCLUDED 48 49 #include "mpi/mpi2_type.h" 50 #include "mpi/mpi2.h" 51 #include "mpi/mpi2_ioc.h" 52 #include "mpi/mpi2_cnfg.h" 53 #include "mpi/mpi2_init.h" 54 #include "mpi/mpi2_raid.h" 55 #include "mpi/mpi2_tool.h" 56 #include "mpi/mpi2_sas.h" 57 58 #include <scsi/scsi.h> 59 #include <scsi/scsi_cmnd.h> 60 #include <scsi/scsi_device.h> 61 #include <scsi/scsi_host.h> 62 #include <scsi/scsi_tcq.h> 63 #include <scsi/scsi_transport_sas.h> 64 #include <scsi/scsi_dbg.h> 65 #include <scsi/scsi_eh.h> 66 #include <linux/pci.h> 67 #include <linux/poll.h> 68 69 #include "mpt3sas_debug.h" 70 #include "mpt3sas_trigger_diag.h" 71 72 /* driver versioning info */ 73 #define MPT3SAS_DRIVER_NAME "mpt3sas" 74 #define MPT3SAS_AUTHOR "Avago Technologies <MPT-FusionLinux.pdl@avagotech.com>" 75 #define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver" 76 #define MPT3SAS_DRIVER_VERSION "12.100.00.00" 77 #define MPT3SAS_MAJOR_VERSION 12 78 #define MPT3SAS_MINOR_VERSION 100 79 #define MPT3SAS_BUILD_VERSION 0 80 #define MPT3SAS_RELEASE_VERSION 00 81 82 #define MPT2SAS_DRIVER_NAME "mpt2sas" 83 #define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver" 84 #define MPT2SAS_DRIVER_VERSION "20.102.00.00" 85 #define MPT2SAS_MAJOR_VERSION 20 86 #define MPT2SAS_MINOR_VERSION 102 87 #define MPT2SAS_BUILD_VERSION 0 88 #define MPT2SAS_RELEASE_VERSION 00 89 90 /* 91 * Set MPT3SAS_SG_DEPTH value based on user input. 92 */ 93 #define MPT_MAX_PHYS_SEGMENTS SCSI_MAX_SG_SEGMENTS 94 #define MPT_MIN_PHYS_SEGMENTS 16 95 96 #ifdef CONFIG_SCSI_MPT3SAS_MAX_SGE 97 #define MPT3SAS_SG_DEPTH CONFIG_SCSI_MPT3SAS_MAX_SGE 98 #else 99 #define MPT3SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS 100 #endif 101 102 #ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE 103 #define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE 104 #else 105 #define MPT2SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS 106 #endif 107 108 /* 109 * Generic Defines 110 */ 111 #define MPT3SAS_SATA_QUEUE_DEPTH 32 112 #define MPT3SAS_SAS_QUEUE_DEPTH 254 113 #define MPT3SAS_RAID_QUEUE_DEPTH 128 114 115 #define MPT_NAME_LENGTH 32 /* generic length of strings */ 116 #define MPT_STRING_LENGTH 64 117 118 #define MPT_MAX_CALLBACKS 32 119 120 121 #define CAN_SLEEP 1 122 #define NO_SLEEP 0 123 124 #define INTERNAL_CMDS_COUNT 10 /* reserved cmds */ 125 /* reserved for issuing internally framed scsi io cmds */ 126 #define INTERNAL_SCSIIO_CMDS_COUNT 3 127 128 #define MPI3_HIM_MASK 0xFFFFFFFF /* mask every bit*/ 129 130 #define MPT3SAS_INVALID_DEVICE_HANDLE 0xFFFF 131 132 #define MAX_CHAIN_ELEMT_SZ 16 133 #define DEFAULT_NUM_FWCHAIN_ELEMTS 8 134 135 /* 136 * reset phases 137 */ 138 #define MPT3_IOC_PRE_RESET 1 /* prior to host reset */ 139 #define MPT3_IOC_AFTER_RESET 2 /* just after host reset */ 140 #define MPT3_IOC_DONE_RESET 3 /* links re-initialized */ 141 142 /* 143 * logging format 144 */ 145 #define MPT3SAS_FMT "%s: " 146 147 /* 148 * WarpDrive Specific Log codes 149 */ 150 151 #define MPT2_WARPDRIVE_LOGENTRY (0x8002) 152 #define MPT2_WARPDRIVE_LC_SSDT (0x41) 153 #define MPT2_WARPDRIVE_LC_SSDLW (0x43) 154 #define MPT2_WARPDRIVE_LC_SSDLF (0x44) 155 #define MPT2_WARPDRIVE_LC_BRMF (0x4D) 156 157 /* 158 * per target private data 159 */ 160 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01 161 #define MPT_TARGET_FLAGS_VOLUME 0x02 162 #define MPT_TARGET_FLAGS_DELETED 0x04 163 #define MPT_TARGET_FASTPATH_IO 0x08 164 165 #define SAS2_PCI_DEVICE_B0_REVISION (0x01) 166 #define SAS3_PCI_DEVICE_C0_REVISION (0x02) 167 168 /* 169 * Intel HBA branding 170 */ 171 #define MPT2SAS_INTEL_RMS25JB080_BRANDING \ 172 "Intel(R) Integrated RAID Module RMS25JB080" 173 #define MPT2SAS_INTEL_RMS25JB040_BRANDING \ 174 "Intel(R) Integrated RAID Module RMS25JB040" 175 #define MPT2SAS_INTEL_RMS25KB080_BRANDING \ 176 "Intel(R) Integrated RAID Module RMS25KB080" 177 #define MPT2SAS_INTEL_RMS25KB040_BRANDING \ 178 "Intel(R) Integrated RAID Module RMS25KB040" 179 #define MPT2SAS_INTEL_RMS25LB040_BRANDING \ 180 "Intel(R) Integrated RAID Module RMS25LB040" 181 #define MPT2SAS_INTEL_RMS25LB080_BRANDING \ 182 "Intel(R) Integrated RAID Module RMS25LB080" 183 #define MPT2SAS_INTEL_RMS2LL080_BRANDING \ 184 "Intel Integrated RAID Module RMS2LL080" 185 #define MPT2SAS_INTEL_RMS2LL040_BRANDING \ 186 "Intel Integrated RAID Module RMS2LL040" 187 #define MPT2SAS_INTEL_RS25GB008_BRANDING \ 188 "Intel(R) RAID Controller RS25GB008" 189 #define MPT2SAS_INTEL_SSD910_BRANDING \ 190 "Intel(R) SSD 910 Series" 191 192 #define MPT3SAS_INTEL_RMS3JC080_BRANDING \ 193 "Intel(R) Integrated RAID Module RMS3JC080" 194 #define MPT3SAS_INTEL_RS3GC008_BRANDING \ 195 "Intel(R) RAID Controller RS3GC008" 196 #define MPT3SAS_INTEL_RS3FC044_BRANDING \ 197 "Intel(R) RAID Controller RS3FC044" 198 #define MPT3SAS_INTEL_RS3UC080_BRANDING \ 199 "Intel(R) RAID Controller RS3UC080" 200 201 /* 202 * Intel HBA SSDIDs 203 */ 204 #define MPT2SAS_INTEL_RMS25JB080_SSDID 0x3516 205 #define MPT2SAS_INTEL_RMS25JB040_SSDID 0x3517 206 #define MPT2SAS_INTEL_RMS25KB080_SSDID 0x3518 207 #define MPT2SAS_INTEL_RMS25KB040_SSDID 0x3519 208 #define MPT2SAS_INTEL_RMS25LB040_SSDID 0x351A 209 #define MPT2SAS_INTEL_RMS25LB080_SSDID 0x351B 210 #define MPT2SAS_INTEL_RMS2LL080_SSDID 0x350E 211 #define MPT2SAS_INTEL_RMS2LL040_SSDID 0x350F 212 #define MPT2SAS_INTEL_RS25GB008_SSDID 0x3000 213 #define MPT2SAS_INTEL_SSD910_SSDID 0x3700 214 215 #define MPT3SAS_INTEL_RMS3JC080_SSDID 0x3521 216 #define MPT3SAS_INTEL_RS3GC008_SSDID 0x3522 217 #define MPT3SAS_INTEL_RS3FC044_SSDID 0x3523 218 #define MPT3SAS_INTEL_RS3UC080_SSDID 0x3524 219 220 /* 221 * Dell HBA branding 222 */ 223 #define MPT2SAS_DELL_BRANDING_SIZE 32 224 225 #define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING "Dell 6Gbps SAS HBA" 226 #define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING "Dell PERC H200 Adapter" 227 #define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated" 228 #define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING "Dell PERC H200 Modular" 229 #define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING "Dell PERC H200 Embedded" 230 #define MPT2SAS_DELL_PERC_H200_BRANDING "Dell PERC H200" 231 #define MPT2SAS_DELL_6GBPS_SAS_BRANDING "Dell 6Gbps SAS" 232 233 #define MPT3SAS_DELL_12G_HBA_BRANDING \ 234 "Dell 12Gbps HBA" 235 236 /* 237 * Dell HBA SSDIDs 238 */ 239 #define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID 0x1F1C 240 #define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID 0x1F1D 241 #define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID 0x1F1E 242 #define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID 0x1F1F 243 #define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID 0x1F20 244 #define MPT2SAS_DELL_PERC_H200_SSDID 0x1F21 245 #define MPT2SAS_DELL_6GBPS_SAS_SSDID 0x1F22 246 247 #define MPT3SAS_DELL_12G_HBA_SSDID 0x1F46 248 249 /* 250 * Cisco HBA branding 251 */ 252 #define MPT3SAS_CISCO_12G_8E_HBA_BRANDING \ 253 "Cisco 9300-8E 12G SAS HBA" 254 #define MPT3SAS_CISCO_12G_8I_HBA_BRANDING \ 255 "Cisco 9300-8i 12G SAS HBA" 256 #define MPT3SAS_CISCO_12G_AVILA_HBA_BRANDING \ 257 "Cisco 12G Modular SAS Pass through Controller" 258 #define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_BRANDING \ 259 "UCS C3X60 12G SAS Pass through Controller" 260 /* 261 * Cisco HBA SSSDIDs 262 */ 263 #define MPT3SAS_CISCO_12G_8E_HBA_SSDID 0x14C 264 #define MPT3SAS_CISCO_12G_8I_HBA_SSDID 0x154 265 #define MPT3SAS_CISCO_12G_AVILA_HBA_SSDID 0x155 266 #define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_SSDID 0x156 267 268 /* 269 * status bits for ioc->diag_buffer_status 270 */ 271 #define MPT3_DIAG_BUFFER_IS_REGISTERED (0x01) 272 #define MPT3_DIAG_BUFFER_IS_RELEASED (0x02) 273 #define MPT3_DIAG_BUFFER_IS_DIAG_RESET (0x04) 274 275 /* 276 * HP HBA branding 277 */ 278 #define MPT2SAS_HP_3PAR_SSVID 0x1590 279 280 #define MPT2SAS_HP_2_4_INTERNAL_BRANDING \ 281 "HP H220 Host Bus Adapter" 282 #define MPT2SAS_HP_2_4_EXTERNAL_BRANDING \ 283 "HP H221 Host Bus Adapter" 284 #define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING \ 285 "HP H222 Host Bus Adapter" 286 #define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING \ 287 "HP H220i Host Bus Adapter" 288 #define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING \ 289 "HP H210i Host Bus Adapter" 290 291 /* 292 * HO HBA SSDIDs 293 */ 294 #define MPT2SAS_HP_2_4_INTERNAL_SSDID 0x0041 295 #define MPT2SAS_HP_2_4_EXTERNAL_SSDID 0x0042 296 #define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID 0x0043 297 #define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID 0x0044 298 #define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID 0x0046 299 300 /* 301 * Combined Reply Queue constants, 302 * There are twelve Supplemental Reply Post Host Index Registers 303 * and each register is at offset 0x10 bytes from the previous one. 304 */ 305 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT 12 306 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_OFFSET (0x10) 307 308 /* OEM Identifiers */ 309 #define MFG10_OEM_ID_INVALID (0x00000000) 310 #define MFG10_OEM_ID_DELL (0x00000001) 311 #define MFG10_OEM_ID_FSC (0x00000002) 312 #define MFG10_OEM_ID_SUN (0x00000003) 313 #define MFG10_OEM_ID_IBM (0x00000004) 314 315 /* GENERIC Flags 0*/ 316 #define MFG10_GF0_OCE_DISABLED (0x00000001) 317 #define MFG10_GF0_R1E_DRIVE_COUNT (0x00000002) 318 #define MFG10_GF0_R10_DISPLAY (0x00000004) 319 #define MFG10_GF0_SSD_DATA_SCRUB_DISABLE (0x00000008) 320 #define MFG10_GF0_SINGLE_DRIVE_R0 (0x00000010) 321 322 #define VIRTUAL_IO_FAILED_RETRY (0x32010081) 323 324 /* OEM Specific Flags will come from OEM specific header files */ 325 struct Mpi2ManufacturingPage10_t { 326 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */ 327 U8 OEMIdentifier; /* 04h */ 328 U8 Reserved1; /* 05h */ 329 U16 Reserved2; /* 08h */ 330 U32 Reserved3; /* 0Ch */ 331 U32 GenericFlags0; /* 10h */ 332 U32 GenericFlags1; /* 14h */ 333 U32 Reserved4; /* 18h */ 334 U32 OEMSpecificFlags0; /* 1Ch */ 335 U32 OEMSpecificFlags1; /* 20h */ 336 U32 Reserved5[18]; /* 24h - 60h*/ 337 }; 338 339 340 /* Miscellaneous options */ 341 struct Mpi2ManufacturingPage11_t { 342 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */ 343 __le32 Reserved1; /* 04h */ 344 u8 Reserved2; /* 08h */ 345 u8 EEDPTagMode; /* 09h */ 346 u8 Reserved3; /* 0Ah */ 347 u8 Reserved4; /* 0Bh */ 348 __le32 Reserved5[23]; /* 0Ch-60h*/ 349 }; 350 351 /** 352 * struct MPT3SAS_TARGET - starget private hostdata 353 * @starget: starget object 354 * @sas_address: target sas address 355 * @raid_device: raid_device pointer to access volume data 356 * @handle: device handle 357 * @num_luns: number luns 358 * @flags: MPT_TARGET_FLAGS_XXX flags 359 * @deleted: target flaged for deletion 360 * @tm_busy: target is busy with TM request. 361 * @sdev: The sas_device associated with this target 362 */ 363 struct MPT3SAS_TARGET { 364 struct scsi_target *starget; 365 u64 sas_address; 366 struct _raid_device *raid_device; 367 u16 handle; 368 int num_luns; 369 u32 flags; 370 u8 deleted; 371 u8 tm_busy; 372 struct _sas_device *sdev; 373 }; 374 375 376 /* 377 * per device private data 378 */ 379 #define MPT_DEVICE_FLAGS_INIT 0x01 380 #define MPT_DEVICE_TLR_ON 0x02 381 382 #define MFG_PAGE10_HIDE_SSDS_MASK (0x00000003) 383 #define MFG_PAGE10_HIDE_ALL_DISKS (0x00) 384 #define MFG_PAGE10_EXPOSE_ALL_DISKS (0x01) 385 #define MFG_PAGE10_HIDE_IF_VOL_PRESENT (0x02) 386 387 /** 388 * struct MPT3SAS_DEVICE - sdev private hostdata 389 * @sas_target: starget private hostdata 390 * @lun: lun number 391 * @flags: MPT_DEVICE_XXX flags 392 * @configured_lun: lun is configured 393 * @block: device is in SDEV_BLOCK state 394 * @tlr_snoop_check: flag used in determining whether to disable TLR 395 * @eedp_enable: eedp support enable bit 396 * @eedp_type: 0(type_1), 1(type_2), 2(type_3) 397 * @eedp_block_length: block size 398 */ 399 struct MPT3SAS_DEVICE { 400 struct MPT3SAS_TARGET *sas_target; 401 unsigned int lun; 402 u32 flags; 403 u8 configured_lun; 404 u8 block; 405 u8 tlr_snoop_check; 406 u8 ignore_delay_remove; 407 }; 408 409 #define MPT3_CMD_NOT_USED 0x8000 /* free */ 410 #define MPT3_CMD_COMPLETE 0x0001 /* completed */ 411 #define MPT3_CMD_PENDING 0x0002 /* pending */ 412 #define MPT3_CMD_REPLY_VALID 0x0004 /* reply is valid */ 413 #define MPT3_CMD_RESET 0x0008 /* host reset dropped the command */ 414 415 /** 416 * struct _internal_cmd - internal commands struct 417 * @mutex: mutex 418 * @done: completion 419 * @reply: reply message pointer 420 * @sense: sense data 421 * @status: MPT3_CMD_XXX status 422 * @smid: system message id 423 */ 424 struct _internal_cmd { 425 struct mutex mutex; 426 struct completion done; 427 void *reply; 428 void *sense; 429 u16 status; 430 u16 smid; 431 }; 432 433 434 435 /** 436 * struct _sas_device - attached device information 437 * @list: sas device list 438 * @starget: starget object 439 * @sas_address: device sas address 440 * @device_name: retrieved from the SAS IDENTIFY frame. 441 * @handle: device handle 442 * @sas_address_parent: sas address of parent expander or sas host 443 * @enclosure_handle: enclosure handle 444 * @enclosure_logical_id: enclosure logical identifier 445 * @volume_handle: volume handle (valid when hidden raid member) 446 * @volume_wwid: volume unique identifier 447 * @device_info: bitfield provides detailed info about the device 448 * @id: target id 449 * @channel: target channel 450 * @slot: number number 451 * @phy: phy identifier provided in sas device page 0 452 * @responding: used in _scsih_sas_device_mark_responding 453 * @fast_path: fast path feature enable bit 454 * @pfa_led_on: flag for PFA LED status 455 * @pend_sas_rphy_add: flag to check if device is in sas_rphy_add() 456 * addition routine. 457 */ 458 struct _sas_device { 459 struct list_head list; 460 struct scsi_target *starget; 461 u64 sas_address; 462 u64 device_name; 463 u16 handle; 464 u64 sas_address_parent; 465 u16 enclosure_handle; 466 u64 enclosure_logical_id; 467 u16 volume_handle; 468 u64 volume_wwid; 469 u32 device_info; 470 int id; 471 int channel; 472 u16 slot; 473 u8 phy; 474 u8 responding; 475 u8 fast_path; 476 u8 pfa_led_on; 477 u8 pend_sas_rphy_add; 478 u8 enclosure_level; 479 u8 connector_name[4]; 480 struct kref refcount; 481 }; 482 483 static inline void sas_device_get(struct _sas_device *s) 484 { 485 kref_get(&s->refcount); 486 } 487 488 static inline void sas_device_free(struct kref *r) 489 { 490 kfree(container_of(r, struct _sas_device, refcount)); 491 } 492 493 static inline void sas_device_put(struct _sas_device *s) 494 { 495 kref_put(&s->refcount, sas_device_free); 496 } 497 498 /** 499 * struct _raid_device - raid volume link list 500 * @list: sas device list 501 * @starget: starget object 502 * @sdev: scsi device struct (volumes are single lun) 503 * @wwid: unique identifier for the volume 504 * @handle: device handle 505 * @block_size: Block size of the volume 506 * @id: target id 507 * @channel: target channel 508 * @volume_type: the raid level 509 * @device_info: bitfield provides detailed info about the hidden components 510 * @num_pds: number of hidden raid components 511 * @responding: used in _scsih_raid_device_mark_responding 512 * @percent_complete: resync percent complete 513 * @direct_io_enabled: Whether direct io to PDs are allowed or not 514 * @stripe_exponent: X where 2powX is the stripe sz in blocks 515 * @block_exponent: X where 2powX is the block sz in bytes 516 * @max_lba: Maximum number of LBA in the volume 517 * @stripe_sz: Stripe Size of the volume 518 * @device_info: Device info of the volume member disk 519 * @pd_handle: Array of handles of the physical drives for direct I/O in le16 520 */ 521 #define MPT_MAX_WARPDRIVE_PDS 8 522 struct _raid_device { 523 struct list_head list; 524 struct scsi_target *starget; 525 struct scsi_device *sdev; 526 u64 wwid; 527 u16 handle; 528 u16 block_sz; 529 int id; 530 int channel; 531 u8 volume_type; 532 u8 num_pds; 533 u8 responding; 534 u8 percent_complete; 535 u8 direct_io_enabled; 536 u8 stripe_exponent; 537 u8 block_exponent; 538 u64 max_lba; 539 u32 stripe_sz; 540 u32 device_info; 541 u16 pd_handle[MPT_MAX_WARPDRIVE_PDS]; 542 }; 543 544 /** 545 * struct _boot_device - boot device info 546 * @is_raid: flag to indicate whether this is volume 547 * @device: holds pointer for either struct _sas_device or 548 * struct _raid_device 549 */ 550 struct _boot_device { 551 u8 is_raid; 552 void *device; 553 }; 554 555 /** 556 * struct _sas_port - wide/narrow sas port information 557 * @port_list: list of ports belonging to expander 558 * @num_phys: number of phys belonging to this port 559 * @remote_identify: attached device identification 560 * @rphy: sas transport rphy object 561 * @port: sas transport wide/narrow port object 562 * @phy_list: _sas_phy list objects belonging to this port 563 */ 564 struct _sas_port { 565 struct list_head port_list; 566 u8 num_phys; 567 struct sas_identify remote_identify; 568 struct sas_rphy *rphy; 569 struct sas_port *port; 570 struct list_head phy_list; 571 }; 572 573 /** 574 * struct _sas_phy - phy information 575 * @port_siblings: list of phys belonging to a port 576 * @identify: phy identification 577 * @remote_identify: attached device identification 578 * @phy: sas transport phy object 579 * @phy_id: unique phy id 580 * @handle: device handle for this phy 581 * @attached_handle: device handle for attached device 582 * @phy_belongs_to_port: port has been created for this phy 583 */ 584 struct _sas_phy { 585 struct list_head port_siblings; 586 struct sas_identify identify; 587 struct sas_identify remote_identify; 588 struct sas_phy *phy; 589 u8 phy_id; 590 u16 handle; 591 u16 attached_handle; 592 u8 phy_belongs_to_port; 593 }; 594 595 /** 596 * struct _sas_node - sas_host/expander information 597 * @list: list of expanders 598 * @parent_dev: parent device class 599 * @num_phys: number phys belonging to this sas_host/expander 600 * @sas_address: sas address of this sas_host/expander 601 * @handle: handle for this sas_host/expander 602 * @sas_address_parent: sas address of parent expander or sas host 603 * @enclosure_handle: handle for this a member of an enclosure 604 * @device_info: bitwise defining capabilities of this sas_host/expander 605 * @responding: used in _scsih_expander_device_mark_responding 606 * @phy: a list of phys that make up this sas_host/expander 607 * @sas_port_list: list of ports attached to this sas_host/expander 608 */ 609 struct _sas_node { 610 struct list_head list; 611 struct device *parent_dev; 612 u8 num_phys; 613 u64 sas_address; 614 u16 handle; 615 u64 sas_address_parent; 616 u16 enclosure_handle; 617 u64 enclosure_logical_id; 618 u8 responding; 619 struct _sas_phy *phy; 620 struct list_head sas_port_list; 621 }; 622 623 /** 624 * enum reset_type - reset state 625 * @FORCE_BIG_HAMMER: issue diagnostic reset 626 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer 627 */ 628 enum reset_type { 629 FORCE_BIG_HAMMER, 630 SOFT_RESET, 631 }; 632 633 /** 634 * struct chain_tracker - firmware chain tracker 635 * @chain_buffer: chain buffer 636 * @chain_buffer_dma: physical address 637 * @tracker_list: list of free request (ioc->free_chain_list) 638 */ 639 struct chain_tracker { 640 void *chain_buffer; 641 dma_addr_t chain_buffer_dma; 642 struct list_head tracker_list; 643 }; 644 645 /** 646 * struct scsiio_tracker - scsi mf request tracker 647 * @smid: system message id 648 * @scmd: scsi request pointer 649 * @cb_idx: callback index 650 * @direct_io: To indicate whether I/O is direct (WARPDRIVE) 651 * @tracker_list: list of free request (ioc->free_list) 652 * @msix_io: IO's msix 653 */ 654 struct scsiio_tracker { 655 u16 smid; 656 struct scsi_cmnd *scmd; 657 u8 cb_idx; 658 u8 direct_io; 659 struct list_head chain_list; 660 struct list_head tracker_list; 661 u16 msix_io; 662 }; 663 664 /** 665 * struct request_tracker - firmware request tracker 666 * @smid: system message id 667 * @cb_idx: callback index 668 * @tracker_list: list of free request (ioc->free_list) 669 */ 670 struct request_tracker { 671 u16 smid; 672 u8 cb_idx; 673 struct list_head tracker_list; 674 }; 675 676 /** 677 * struct _tr_list - target reset list 678 * @handle: device handle 679 * @state: state machine 680 */ 681 struct _tr_list { 682 struct list_head list; 683 u16 handle; 684 u16 state; 685 }; 686 687 /** 688 * struct _sc_list - delayed SAS_IO_UNIT_CONTROL message list 689 * @handle: device handle 690 */ 691 struct _sc_list { 692 struct list_head list; 693 u16 handle; 694 }; 695 696 /** 697 * struct _event_ack_list - delayed event acknowledgment list 698 * @Event: Event ID 699 * @EventContext: used to track the event uniquely 700 */ 701 struct _event_ack_list { 702 struct list_head list; 703 u16 Event; 704 u32 EventContext; 705 }; 706 707 /** 708 * struct adapter_reply_queue - the reply queue struct 709 * @ioc: per adapter object 710 * @msix_index: msix index into vector table 711 * @vector: irq vector 712 * @reply_post_host_index: head index in the pool where FW completes IO 713 * @reply_post_free: reply post base virt address 714 * @name: the name registered to request_irq() 715 * @busy: isr is actively processing replies on another cpu 716 * @list: this list 717 */ 718 struct adapter_reply_queue { 719 struct MPT3SAS_ADAPTER *ioc; 720 u8 msix_index; 721 unsigned int vector; 722 u32 reply_post_host_index; 723 Mpi2ReplyDescriptorsUnion_t *reply_post_free; 724 char name[MPT_NAME_LENGTH]; 725 atomic_t busy; 726 cpumask_var_t affinity_hint; 727 struct list_head list; 728 }; 729 730 typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); 731 732 /* SAS3.0 support */ 733 typedef int (*MPT_BUILD_SG_SCMD)(struct MPT3SAS_ADAPTER *ioc, 734 struct scsi_cmnd *scmd, u16 smid); 735 typedef void (*MPT_BUILD_SG)(struct MPT3SAS_ADAPTER *ioc, void *psge, 736 dma_addr_t data_out_dma, size_t data_out_sz, 737 dma_addr_t data_in_dma, size_t data_in_sz); 738 typedef void (*MPT_BUILD_ZERO_LEN_SGE)(struct MPT3SAS_ADAPTER *ioc, 739 void *paddr); 740 741 742 743 /* IOC Facts and Port Facts converted from little endian to cpu */ 744 union mpi3_version_union { 745 MPI2_VERSION_STRUCT Struct; 746 u32 Word; 747 }; 748 749 struct mpt3sas_facts { 750 u16 MsgVersion; 751 u16 HeaderVersion; 752 u8 IOCNumber; 753 u8 VP_ID; 754 u8 VF_ID; 755 u16 IOCExceptions; 756 u16 IOCStatus; 757 u32 IOCLogInfo; 758 u8 MaxChainDepth; 759 u8 WhoInit; 760 u8 NumberOfPorts; 761 u8 MaxMSIxVectors; 762 u16 RequestCredit; 763 u16 ProductID; 764 u32 IOCCapabilities; 765 union mpi3_version_union FWVersion; 766 u16 IOCRequestFrameSize; 767 u16 IOCMaxChainSegmentSize; 768 u16 MaxInitiators; 769 u16 MaxTargets; 770 u16 MaxSasExpanders; 771 u16 MaxEnclosures; 772 u16 ProtocolFlags; 773 u16 HighPriorityCredit; 774 u16 MaxReplyDescriptorPostQueueDepth; 775 u8 ReplyFrameSize; 776 u8 MaxVolumes; 777 u16 MaxDevHandle; 778 u16 MaxPersistentEntries; 779 u16 MinDevHandle; 780 }; 781 782 struct mpt3sas_port_facts { 783 u8 PortNumber; 784 u8 VP_ID; 785 u8 VF_ID; 786 u8 PortType; 787 u16 MaxPostedCmdBuffers; 788 }; 789 790 struct reply_post_struct { 791 Mpi2ReplyDescriptorsUnion_t *reply_post_free; 792 dma_addr_t reply_post_free_dma; 793 }; 794 795 /** 796 * enum mutex_type - task management mutex type 797 * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it 798 * @TM_MUTEX_ON: mutex is required 799 */ 800 enum mutex_type { 801 TM_MUTEX_OFF = 0, 802 TM_MUTEX_ON = 1, 803 }; 804 805 typedef void (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc); 806 /** 807 * struct MPT3SAS_ADAPTER - per adapter struct 808 * @list: ioc_list 809 * @shost: shost object 810 * @id: unique adapter id 811 * @cpu_count: number online cpus 812 * @name: generic ioc string 813 * @tmp_string: tmp string used for logging 814 * @pdev: pci pdev object 815 * @pio_chip: physical io register space 816 * @chip: memory mapped register space 817 * @chip_phys: physical addrss prior to mapping 818 * @logging_level: see mpt3sas_debug.h 819 * @fwfault_debug: debuging FW timeouts 820 * @ir_firmware: IR firmware present 821 * @bars: bitmask of BAR's that must be configured 822 * @mask_interrupts: ignore interrupt 823 * @dma_mask: used to set the consistent dma mask 824 * @fault_reset_work_q_name: fw fault work queue 825 * @fault_reset_work_q: "" 826 * @fault_reset_work: "" 827 * @firmware_event_name: fw event work queue 828 * @firmware_event_thread: "" 829 * @fw_event_lock: 830 * @fw_event_list: list of fw events 831 * @aen_event_read_flag: event log was read 832 * @broadcast_aen_busy: broadcast aen waiting to be serviced 833 * @shost_recovery: host reset in progress 834 * @ioc_reset_in_progress_lock: 835 * @ioc_link_reset_in_progress: phy/hard reset in progress 836 * @ignore_loginfos: ignore loginfos during task management 837 * @remove_host: flag for when driver unloads, to avoid sending dev resets 838 * @pci_error_recovery: flag to prevent ioc access until slot reset completes 839 * @wait_for_discovery_to_complete: flag set at driver load time when 840 * waiting on reporting devices 841 * @is_driver_loading: flag set at driver load time 842 * @port_enable_failed: flag set when port enable has failed 843 * @start_scan: flag set from scan_start callback, cleared from _mpt3sas_fw_work 844 * @start_scan_failed: means port enable failed, return's the ioc_status 845 * @msix_enable: flag indicating msix is enabled 846 * @msix_vector_count: number msix vectors 847 * @cpu_msix_table: table for mapping cpus to msix index 848 * @cpu_msix_table_sz: table size 849 * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands 850 * @scsi_io_cb_idx: shost generated commands 851 * @tm_cb_idx: task management commands 852 * @scsih_cb_idx: scsih internal commands 853 * @transport_cb_idx: transport internal commands 854 * @ctl_cb_idx: clt internal commands 855 * @base_cb_idx: base internal commands 856 * @config_cb_idx: base internal commands 857 * @tm_tr_cb_idx : device removal target reset handshake 858 * @tm_tr_volume_cb_idx : volume removal target reset 859 * @base_cmds: 860 * @transport_cmds: 861 * @scsih_cmds: 862 * @tm_cmds: 863 * @ctl_cmds: 864 * @config_cmds: 865 * @base_add_sg_single: handler for either 32/64 bit sgl's 866 * @event_type: bits indicating which events to log 867 * @event_context: unique id for each logged event 868 * @event_log: event log pointer 869 * @event_masks: events that are masked 870 * @facts: static facts data 871 * @pfacts: static port facts data 872 * @manu_pg0: static manufacturing page 0 873 * @manu_pg10: static manufacturing page 10 874 * @manu_pg11: static manufacturing page 11 875 * @bios_pg2: static bios page 2 876 * @bios_pg3: static bios page 3 877 * @ioc_pg8: static ioc page 8 878 * @iounit_pg0: static iounit page 0 879 * @iounit_pg1: static iounit page 1 880 * @iounit_pg8: static iounit page 8 881 * @sas_hba: sas host object 882 * @sas_expander_list: expander object list 883 * @sas_node_lock: 884 * @sas_device_list: sas device object list 885 * @sas_device_init_list: sas device object list (used only at init time) 886 * @sas_device_lock: 887 * @io_missing_delay: time for IO completed by fw when PDR enabled 888 * @device_missing_delay: time for device missing by fw when PDR enabled 889 * @sas_id : used for setting volume target IDs 890 * @blocking_handles: bitmask used to identify which devices need blocking 891 * @pd_handles : bitmask for PD handles 892 * @pd_handles_sz : size of pd_handle bitmask 893 * @config_page_sz: config page size 894 * @config_page: reserve memory for config page payload 895 * @config_page_dma: 896 * @hba_queue_depth: hba request queue depth 897 * @sge_size: sg element size for either 32/64 bit 898 * @scsiio_depth: SCSI_IO queue depth 899 * @request_sz: per request frame size 900 * @request: pool of request frames 901 * @request_dma: 902 * @request_dma_sz: 903 * @scsi_lookup: firmware request tracker list 904 * @scsi_lookup_lock: 905 * @free_list: free list of request 906 * @pending_io_count: 907 * @reset_wq: 908 * @chain: pool of chains 909 * @chain_dma: 910 * @max_sges_in_main_message: number sg elements in main message 911 * @max_sges_in_chain_message: number sg elements per chain 912 * @chains_needed_per_io: max chains per io 913 * @chain_depth: total chains allocated 914 * @chain_segment_sz: gives the max number of 915 * SGEs accommodate on single chain buffer 916 * @hi_priority_smid: 917 * @hi_priority: 918 * @hi_priority_dma: 919 * @hi_priority_depth: 920 * @hpr_lookup: 921 * @hpr_free_list: 922 * @internal_smid: 923 * @internal: 924 * @internal_dma: 925 * @internal_depth: 926 * @internal_lookup: 927 * @internal_free_list: 928 * @sense: pool of sense 929 * @sense_dma: 930 * @sense_dma_pool: 931 * @reply_depth: hba reply queue depth: 932 * @reply_sz: per reply frame size: 933 * @reply: pool of replys: 934 * @reply_dma: 935 * @reply_dma_pool: 936 * @reply_free_queue_depth: reply free depth 937 * @reply_free: pool for reply free queue (32 bit addr) 938 * @reply_free_dma: 939 * @reply_free_dma_pool: 940 * @reply_free_host_index: tail index in pool to insert free replys 941 * @reply_post_queue_depth: reply post queue depth 942 * @reply_post_struct: struct for reply_post_free physical & virt address 943 * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init 944 * @rdpq_array_enable: rdpq_array support is enabled in the driver 945 * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag 946 * is assigned only ones 947 * @reply_queue_count: number of reply queue's 948 * @reply_queue_list: link list contaning the reply queue info 949 * @msix96_vector: 96 MSI-X vector support 950 * @replyPostRegisterIndex: index of next position in Reply Desc Post Queue 951 * @delayed_tr_list: target reset link list 952 * @delayed_tr_volume_list: volume target reset link list 953 * @delayed_sc_list: 954 * @delayed_event_ack_list: 955 * @temp_sensors_count: flag to carry the number of temperature sensors 956 * @pci_access_mutex: Mutex to synchronize ioctl,sysfs show path and 957 * pci resource handling. PCI resource freeing will lead to free 958 * vital hardware/memory resource, which might be in use by cli/sysfs 959 * path functions resulting in Null pointer reference followed by kernel 960 * crash. To avoid the above race condition we use mutex syncrhonization 961 * which ensures the syncrhonization between cli/sysfs_show path. 962 */ 963 struct MPT3SAS_ADAPTER { 964 struct list_head list; 965 struct Scsi_Host *shost; 966 u8 id; 967 int cpu_count; 968 char name[MPT_NAME_LENGTH]; 969 char driver_name[MPT_NAME_LENGTH]; 970 char tmp_string[MPT_STRING_LENGTH]; 971 struct pci_dev *pdev; 972 Mpi2SystemInterfaceRegs_t __iomem *chip; 973 resource_size_t chip_phys; 974 int logging_level; 975 int fwfault_debug; 976 u8 ir_firmware; 977 int bars; 978 u8 mask_interrupts; 979 int dma_mask; 980 981 /* fw fault handler */ 982 char fault_reset_work_q_name[20]; 983 struct workqueue_struct *fault_reset_work_q; 984 struct delayed_work fault_reset_work; 985 986 /* fw event handler */ 987 char firmware_event_name[20]; 988 struct workqueue_struct *firmware_event_thread; 989 spinlock_t fw_event_lock; 990 struct list_head fw_event_list; 991 992 /* misc flags */ 993 int aen_event_read_flag; 994 u8 broadcast_aen_busy; 995 u16 broadcast_aen_pending; 996 u8 shost_recovery; 997 998 struct mutex reset_in_progress_mutex; 999 spinlock_t ioc_reset_in_progress_lock; 1000 u8 ioc_link_reset_in_progress; 1001 u8 ioc_reset_in_progress_status; 1002 1003 u8 ignore_loginfos; 1004 u8 remove_host; 1005 u8 pci_error_recovery; 1006 u8 wait_for_discovery_to_complete; 1007 u8 is_driver_loading; 1008 u8 port_enable_failed; 1009 u8 start_scan; 1010 u16 start_scan_failed; 1011 1012 u8 msix_enable; 1013 u16 msix_vector_count; 1014 u8 *cpu_msix_table; 1015 u16 cpu_msix_table_sz; 1016 resource_size_t __iomem **reply_post_host_index; 1017 u32 ioc_reset_count; 1018 MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds; 1019 u32 non_operational_loop; 1020 1021 /* internal commands, callback index */ 1022 u8 scsi_io_cb_idx; 1023 u8 tm_cb_idx; 1024 u8 transport_cb_idx; 1025 u8 scsih_cb_idx; 1026 u8 ctl_cb_idx; 1027 u8 base_cb_idx; 1028 u8 port_enable_cb_idx; 1029 u8 config_cb_idx; 1030 u8 tm_tr_cb_idx; 1031 u8 tm_tr_volume_cb_idx; 1032 u8 tm_sas_control_cb_idx; 1033 struct _internal_cmd base_cmds; 1034 struct _internal_cmd port_enable_cmds; 1035 struct _internal_cmd transport_cmds; 1036 struct _internal_cmd scsih_cmds; 1037 struct _internal_cmd tm_cmds; 1038 struct _internal_cmd ctl_cmds; 1039 struct _internal_cmd config_cmds; 1040 1041 MPT_ADD_SGE base_add_sg_single; 1042 1043 /* function ptr for either IEEE or MPI sg elements */ 1044 MPT_BUILD_SG_SCMD build_sg_scmd; 1045 MPT_BUILD_SG build_sg; 1046 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge; 1047 u16 sge_size_ieee; 1048 u16 hba_mpi_version_belonged; 1049 1050 /* function ptr for MPI sg elements only */ 1051 MPT_BUILD_SG build_sg_mpi; 1052 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge_mpi; 1053 1054 /* event log */ 1055 u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; 1056 u32 event_context; 1057 void *event_log; 1058 u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; 1059 1060 /* static config pages */ 1061 struct mpt3sas_facts facts; 1062 struct mpt3sas_port_facts *pfacts; 1063 Mpi2ManufacturingPage0_t manu_pg0; 1064 struct Mpi2ManufacturingPage10_t manu_pg10; 1065 struct Mpi2ManufacturingPage11_t manu_pg11; 1066 Mpi2BiosPage2_t bios_pg2; 1067 Mpi2BiosPage3_t bios_pg3; 1068 Mpi2IOCPage8_t ioc_pg8; 1069 Mpi2IOUnitPage0_t iounit_pg0; 1070 Mpi2IOUnitPage1_t iounit_pg1; 1071 Mpi2IOUnitPage8_t iounit_pg8; 1072 1073 struct _boot_device req_boot_device; 1074 struct _boot_device req_alt_boot_device; 1075 struct _boot_device current_boot_device; 1076 1077 /* sas hba, expander, and device list */ 1078 struct _sas_node sas_hba; 1079 struct list_head sas_expander_list; 1080 spinlock_t sas_node_lock; 1081 struct list_head sas_device_list; 1082 struct list_head sas_device_init_list; 1083 spinlock_t sas_device_lock; 1084 struct list_head raid_device_list; 1085 spinlock_t raid_device_lock; 1086 u8 io_missing_delay; 1087 u16 device_missing_delay; 1088 int sas_id; 1089 1090 void *blocking_handles; 1091 void *pd_handles; 1092 u16 pd_handles_sz; 1093 1094 /* config page */ 1095 u16 config_page_sz; 1096 void *config_page; 1097 dma_addr_t config_page_dma; 1098 1099 /* scsiio request */ 1100 u16 hba_queue_depth; 1101 u16 sge_size; 1102 u16 scsiio_depth; 1103 u16 request_sz; 1104 u8 *request; 1105 dma_addr_t request_dma; 1106 u32 request_dma_sz; 1107 struct scsiio_tracker *scsi_lookup; 1108 ulong scsi_lookup_pages; 1109 spinlock_t scsi_lookup_lock; 1110 struct list_head free_list; 1111 int pending_io_count; 1112 wait_queue_head_t reset_wq; 1113 1114 /* chain */ 1115 struct chain_tracker *chain_lookup; 1116 struct list_head free_chain_list; 1117 struct dma_pool *chain_dma_pool; 1118 ulong chain_pages; 1119 u16 max_sges_in_main_message; 1120 u16 max_sges_in_chain_message; 1121 u16 chains_needed_per_io; 1122 u32 chain_depth; 1123 u16 chain_segment_sz; 1124 1125 /* hi-priority queue */ 1126 u16 hi_priority_smid; 1127 u8 *hi_priority; 1128 dma_addr_t hi_priority_dma; 1129 u16 hi_priority_depth; 1130 struct request_tracker *hpr_lookup; 1131 struct list_head hpr_free_list; 1132 1133 /* internal queue */ 1134 u16 internal_smid; 1135 u8 *internal; 1136 dma_addr_t internal_dma; 1137 u16 internal_depth; 1138 struct request_tracker *internal_lookup; 1139 struct list_head internal_free_list; 1140 1141 /* sense */ 1142 u8 *sense; 1143 dma_addr_t sense_dma; 1144 struct dma_pool *sense_dma_pool; 1145 1146 /* reply */ 1147 u16 reply_sz; 1148 u8 *reply; 1149 dma_addr_t reply_dma; 1150 u32 reply_dma_max_address; 1151 u32 reply_dma_min_address; 1152 struct dma_pool *reply_dma_pool; 1153 1154 /* reply free queue */ 1155 u16 reply_free_queue_depth; 1156 __le32 *reply_free; 1157 dma_addr_t reply_free_dma; 1158 struct dma_pool *reply_free_dma_pool; 1159 u32 reply_free_host_index; 1160 1161 /* reply post queue */ 1162 u16 reply_post_queue_depth; 1163 struct reply_post_struct *reply_post; 1164 u8 rdpq_array_capable; 1165 u8 rdpq_array_enable; 1166 u8 rdpq_array_enable_assigned; 1167 struct dma_pool *reply_post_free_dma_pool; 1168 u8 reply_queue_count; 1169 struct list_head reply_queue_list; 1170 1171 u8 msix96_vector; 1172 /* reply post register index */ 1173 resource_size_t **replyPostRegisterIndex; 1174 1175 struct list_head delayed_tr_list; 1176 struct list_head delayed_tr_volume_list; 1177 struct list_head delayed_sc_list; 1178 struct list_head delayed_event_ack_list; 1179 u8 temp_sensors_count; 1180 struct mutex pci_access_mutex; 1181 1182 /* diag buffer support */ 1183 u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT]; 1184 u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT]; 1185 dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT]; 1186 u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT]; 1187 u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT]; 1188 u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23]; 1189 u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT]; 1190 u32 ring_buffer_offset; 1191 u32 ring_buffer_sz; 1192 u8 is_warpdrive; 1193 u8 hide_ir_msg; 1194 u8 mfg_pg10_hide_flag; 1195 u8 hide_drives; 1196 spinlock_t diag_trigger_lock; 1197 u8 diag_trigger_active; 1198 struct SL_WH_MASTER_TRIGGER_T diag_trigger_master; 1199 struct SL_WH_EVENT_TRIGGERS_T diag_trigger_event; 1200 struct SL_WH_SCSI_TRIGGERS_T diag_trigger_scsi; 1201 struct SL_WH_MPI_TRIGGERS_T diag_trigger_mpi; 1202 }; 1203 1204 typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1205 u32 reply); 1206 1207 1208 /* base shared API */ 1209 extern struct list_head mpt3sas_ioc_list; 1210 extern char driver_name[MPT_NAME_LENGTH]; 1211 /* spinlock on list operations over IOCs 1212 * Case: when multiple warpdrive cards(IOCs) are in use 1213 * Each IOC will added to the ioc list structure on initialization. 1214 * Watchdog threads run at regular intervals to check IOC for any 1215 * fault conditions which will trigger the dead_ioc thread to 1216 * deallocate pci resource, resulting deleting the IOC netry from list, 1217 * this deletion need to protected by spinlock to enusre that 1218 * ioc removal is syncrhonized, if not synchronized it might lead to 1219 * list_del corruption as the ioc list is traversed in cli path. 1220 */ 1221 extern spinlock_t gioc_lock; 1222 1223 void mpt3sas_base_start_watchdog(struct MPT3SAS_ADAPTER *ioc); 1224 void mpt3sas_base_stop_watchdog(struct MPT3SAS_ADAPTER *ioc); 1225 1226 int mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc); 1227 void mpt3sas_base_detach(struct MPT3SAS_ADAPTER *ioc); 1228 int mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc); 1229 void mpt3sas_base_free_resources(struct MPT3SAS_ADAPTER *ioc); 1230 int mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag, 1231 enum reset_type type); 1232 1233 void *mpt3sas_base_get_msg_frame(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1234 void *mpt3sas_base_get_sense_buffer(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1235 __le32 mpt3sas_base_get_sense_buffer_dma(struct MPT3SAS_ADAPTER *ioc, 1236 u16 smid); 1237 void mpt3sas_base_flush_reply_queues(struct MPT3SAS_ADAPTER *ioc); 1238 1239 /* hi-priority queue */ 1240 u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); 1241 u16 mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx, 1242 struct scsi_cmnd *scmd); 1243 1244 u16 mpt3sas_base_get_smid(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); 1245 void mpt3sas_base_free_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1246 void mpt3sas_base_put_smid_scsi_io(struct MPT3SAS_ADAPTER *ioc, u16 smid, 1247 u16 handle); 1248 void mpt3sas_base_put_smid_fast_path(struct MPT3SAS_ADAPTER *ioc, u16 smid, 1249 u16 handle); 1250 void mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, 1251 u16 smid, u16 msix_task); 1252 void mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1253 void mpt3sas_base_initialize_callback_handler(void); 1254 u8 mpt3sas_base_register_callback_handler(MPT_CALLBACK cb_func); 1255 void mpt3sas_base_release_callback_handler(u8 cb_idx); 1256 1257 u8 mpt3sas_base_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1258 u32 reply); 1259 u8 mpt3sas_port_enable_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, 1260 u8 msix_index, u32 reply); 1261 void *mpt3sas_base_get_reply_virt_addr(struct MPT3SAS_ADAPTER *ioc, 1262 u32 phys_addr); 1263 1264 u32 mpt3sas_base_get_iocstate(struct MPT3SAS_ADAPTER *ioc, int cooked); 1265 1266 void mpt3sas_base_fault_info(struct MPT3SAS_ADAPTER *ioc , u16 fault_code); 1267 int mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc, 1268 Mpi2SasIoUnitControlReply_t *mpi_reply, 1269 Mpi2SasIoUnitControlRequest_t *mpi_request); 1270 int mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc, 1271 Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request); 1272 1273 void mpt3sas_base_validate_event_type(struct MPT3SAS_ADAPTER *ioc, 1274 u32 *event_type); 1275 1276 void mpt3sas_halt_firmware(struct MPT3SAS_ADAPTER *ioc); 1277 1278 void mpt3sas_base_update_missing_delay(struct MPT3SAS_ADAPTER *ioc, 1279 u16 device_missing_delay, u8 io_missing_delay); 1280 1281 int mpt3sas_port_enable(struct MPT3SAS_ADAPTER *ioc); 1282 1283 1284 /* scsih shared API */ 1285 u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, 1286 u32 reply); 1287 void mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase); 1288 1289 int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, 1290 uint channel, uint id, uint lun, u8 type, u16 smid_task, 1291 ulong timeout, enum mutex_type m_type); 1292 void mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1293 void mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1294 void mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1295 void mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, 1296 u64 sas_address); 1297 u8 mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, 1298 u16 smid); 1299 1300 struct _sas_node *mpt3sas_scsih_expander_find_by_handle( 1301 struct MPT3SAS_ADAPTER *ioc, u16 handle); 1302 struct _sas_node *mpt3sas_scsih_expander_find_by_sas_address( 1303 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1304 struct _sas_device *mpt3sas_get_sdev_by_addr( 1305 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1306 struct _sas_device *__mpt3sas_get_sdev_by_addr( 1307 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1308 1309 void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc); 1310 struct _raid_device * 1311 mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1312 1313 /* config shared API */ 1314 u8 mpt3sas_config_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1315 u32 reply); 1316 int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc, 1317 u8 *num_phys); 1318 int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc, 1319 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page); 1320 int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc, 1321 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page, 1322 u16 sz); 1323 int mpt3sas_config_get_manufacturing_pg10(struct MPT3SAS_ADAPTER *ioc, 1324 Mpi2ConfigReply_t *mpi_reply, 1325 struct Mpi2ManufacturingPage10_t *config_page); 1326 1327 int mpt3sas_config_get_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc, 1328 Mpi2ConfigReply_t *mpi_reply, 1329 struct Mpi2ManufacturingPage11_t *config_page); 1330 int mpt3sas_config_set_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc, 1331 Mpi2ConfigReply_t *mpi_reply, 1332 struct Mpi2ManufacturingPage11_t *config_page); 1333 1334 int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1335 *mpi_reply, Mpi2BiosPage2_t *config_page); 1336 int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1337 *mpi_reply, Mpi2BiosPage3_t *config_page); 1338 int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1339 *mpi_reply, Mpi2IOUnitPage0_t *config_page); 1340 int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc, 1341 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage0_t *config_page, 1342 u32 form, u32 handle); 1343 int mpt3sas_config_get_sas_device_pg1(struct MPT3SAS_ADAPTER *ioc, 1344 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage1_t *config_page, 1345 u32 form, u32 handle); 1346 int mpt3sas_config_get_sas_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, 1347 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, 1348 u16 sz); 1349 int mpt3sas_config_get_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1350 *mpi_reply, Mpi2IOUnitPage1_t *config_page); 1351 int mpt3sas_config_get_iounit_pg3(struct MPT3SAS_ADAPTER *ioc, 1352 Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz); 1353 int mpt3sas_config_set_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1354 *mpi_reply, Mpi2IOUnitPage1_t *config_page); 1355 int mpt3sas_config_get_iounit_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1356 *mpi_reply, Mpi2IOUnitPage8_t *config_page); 1357 int mpt3sas_config_get_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, 1358 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, 1359 u16 sz); 1360 int mpt3sas_config_set_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, 1361 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, 1362 u16 sz); 1363 int mpt3sas_config_get_ioc_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1364 *mpi_reply, Mpi2IOCPage8_t *config_page); 1365 int mpt3sas_config_get_expander_pg0(struct MPT3SAS_ADAPTER *ioc, 1366 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage0_t *config_page, 1367 u32 form, u32 handle); 1368 int mpt3sas_config_get_expander_pg1(struct MPT3SAS_ADAPTER *ioc, 1369 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage1_t *config_page, 1370 u32 phy_number, u16 handle); 1371 int mpt3sas_config_get_enclosure_pg0(struct MPT3SAS_ADAPTER *ioc, 1372 Mpi2ConfigReply_t *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, 1373 u32 form, u32 handle); 1374 int mpt3sas_config_get_phy_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1375 *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number); 1376 int mpt3sas_config_get_phy_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1377 *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number); 1378 int mpt3sas_config_get_raid_volume_pg1(struct MPT3SAS_ADAPTER *ioc, 1379 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, 1380 u32 handle); 1381 int mpt3sas_config_get_number_pds(struct MPT3SAS_ADAPTER *ioc, u16 handle, 1382 u8 *num_pds); 1383 int mpt3sas_config_get_raid_volume_pg0(struct MPT3SAS_ADAPTER *ioc, 1384 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, 1385 u32 handle, u16 sz); 1386 int mpt3sas_config_get_phys_disk_pg0(struct MPT3SAS_ADAPTER *ioc, 1387 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, 1388 u32 form, u32 form_specific); 1389 int mpt3sas_config_get_volume_handle(struct MPT3SAS_ADAPTER *ioc, u16 pd_handle, 1390 u16 *volume_handle); 1391 int mpt3sas_config_get_volume_wwid(struct MPT3SAS_ADAPTER *ioc, 1392 u16 volume_handle, u64 *wwid); 1393 1394 /* ctl shared API */ 1395 extern struct device_attribute *mpt3sas_host_attrs[]; 1396 extern struct device_attribute *mpt3sas_dev_attrs[]; 1397 void mpt3sas_ctl_init(ushort hbas_to_enumerate); 1398 void mpt3sas_ctl_exit(ushort hbas_to_enumerate); 1399 u8 mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1400 u32 reply); 1401 void mpt3sas_ctl_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase); 1402 u8 mpt3sas_ctl_event_callback(struct MPT3SAS_ADAPTER *ioc, 1403 u8 msix_index, u32 reply); 1404 void mpt3sas_ctl_add_to_event_log(struct MPT3SAS_ADAPTER *ioc, 1405 Mpi2EventNotificationReply_t *mpi_reply); 1406 1407 void mpt3sas_enable_diag_buffer(struct MPT3SAS_ADAPTER *ioc, 1408 u8 bits_to_regsiter); 1409 int mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type, 1410 u8 *issue_reset); 1411 1412 /* transport shared API */ 1413 extern struct scsi_transport_template *mpt3sas_transport_template; 1414 u8 mpt3sas_transport_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1415 u32 reply); 1416 struct _sas_port *mpt3sas_transport_port_add(struct MPT3SAS_ADAPTER *ioc, 1417 u16 handle, u64 sas_address); 1418 void mpt3sas_transport_port_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, 1419 u64 sas_address_parent); 1420 int mpt3sas_transport_add_host_phy(struct MPT3SAS_ADAPTER *ioc, struct _sas_phy 1421 *mpt3sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev); 1422 int mpt3sas_transport_add_expander_phy(struct MPT3SAS_ADAPTER *ioc, 1423 struct _sas_phy *mpt3sas_phy, Mpi2ExpanderPage1_t expander_pg1, 1424 struct device *parent_dev); 1425 void mpt3sas_transport_update_links(struct MPT3SAS_ADAPTER *ioc, 1426 u64 sas_address, u16 handle, u8 phy_number, u8 link_rate); 1427 extern struct sas_function_template mpt3sas_transport_functions; 1428 extern struct scsi_transport_template *mpt3sas_transport_template; 1429 extern int scsi_internal_device_block(struct scsi_device *sdev); 1430 extern int scsi_internal_device_unblock(struct scsi_device *sdev, 1431 enum scsi_device_state new_state); 1432 /* trigger data externs */ 1433 void mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc, 1434 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data); 1435 void mpt3sas_process_trigger_data(struct MPT3SAS_ADAPTER *ioc, 1436 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data); 1437 void mpt3sas_trigger_master(struct MPT3SAS_ADAPTER *ioc, 1438 u32 tigger_bitmask); 1439 void mpt3sas_trigger_event(struct MPT3SAS_ADAPTER *ioc, u16 event, 1440 u16 log_entry_qualifier); 1441 void mpt3sas_trigger_scsi(struct MPT3SAS_ADAPTER *ioc, u8 sense_key, 1442 u8 asc, u8 ascq); 1443 void mpt3sas_trigger_mpi(struct MPT3SAS_ADAPTER *ioc, u16 ioc_status, 1444 u32 loginfo); 1445 1446 /* warpdrive APIs */ 1447 u8 mpt3sas_get_num_volumes(struct MPT3SAS_ADAPTER *ioc); 1448 void mpt3sas_init_warpdrive_properties(struct MPT3SAS_ADAPTER *ioc, 1449 struct _raid_device *raid_device); 1450 u8 1451 mpt3sas_scsi_direct_io_get(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1452 void 1453 mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io); 1454 void 1455 mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, 1456 struct _raid_device *raid_device, Mpi2SCSIIORequest_t *mpi_request, 1457 u16 smid); 1458 1459 #endif /* MPT3SAS_BASE_H_INCLUDED */ 1460