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 "14.101.00.00" 77 #define MPT3SAS_MAJOR_VERSION 14 78 #define MPT3SAS_MINOR_VERSION 101 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 SG_CHUNK_SIZE 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 MPT3SAS_RAID_MAX_SECTORS 8192 116 117 #define MPT_NAME_LENGTH 32 /* generic length of strings */ 118 #define MPT_STRING_LENGTH 64 119 120 #define MPT_MAX_CALLBACKS 32 121 122 #define INTERNAL_CMDS_COUNT 10 /* reserved cmds */ 123 /* reserved for issuing internally framed scsi io cmds */ 124 #define INTERNAL_SCSIIO_CMDS_COUNT 3 125 126 #define MPI3_HIM_MASK 0xFFFFFFFF /* mask every bit*/ 127 128 #define MPT3SAS_INVALID_DEVICE_HANDLE 0xFFFF 129 130 #define MAX_CHAIN_ELEMT_SZ 16 131 #define DEFAULT_NUM_FWCHAIN_ELEMTS 8 132 133 /* 134 * reset phases 135 */ 136 #define MPT3_IOC_PRE_RESET 1 /* prior to host reset */ 137 #define MPT3_IOC_AFTER_RESET 2 /* just after host reset */ 138 #define MPT3_IOC_DONE_RESET 3 /* links re-initialized */ 139 140 /* 141 * logging format 142 */ 143 #define MPT3SAS_FMT "%s: " 144 145 /* 146 * WarpDrive Specific Log codes 147 */ 148 149 #define MPT2_WARPDRIVE_LOGENTRY (0x8002) 150 #define MPT2_WARPDRIVE_LC_SSDT (0x41) 151 #define MPT2_WARPDRIVE_LC_SSDLW (0x43) 152 #define MPT2_WARPDRIVE_LC_SSDLF (0x44) 153 #define MPT2_WARPDRIVE_LC_BRMF (0x4D) 154 155 /* 156 * per target private data 157 */ 158 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01 159 #define MPT_TARGET_FLAGS_VOLUME 0x02 160 #define MPT_TARGET_FLAGS_DELETED 0x04 161 #define MPT_TARGET_FASTPATH_IO 0x08 162 163 #define SAS2_PCI_DEVICE_B0_REVISION (0x01) 164 #define SAS3_PCI_DEVICE_C0_REVISION (0x02) 165 166 /* 167 * Intel HBA branding 168 */ 169 #define MPT2SAS_INTEL_RMS25JB080_BRANDING \ 170 "Intel(R) Integrated RAID Module RMS25JB080" 171 #define MPT2SAS_INTEL_RMS25JB040_BRANDING \ 172 "Intel(R) Integrated RAID Module RMS25JB040" 173 #define MPT2SAS_INTEL_RMS25KB080_BRANDING \ 174 "Intel(R) Integrated RAID Module RMS25KB080" 175 #define MPT2SAS_INTEL_RMS25KB040_BRANDING \ 176 "Intel(R) Integrated RAID Module RMS25KB040" 177 #define MPT2SAS_INTEL_RMS25LB040_BRANDING \ 178 "Intel(R) Integrated RAID Module RMS25LB040" 179 #define MPT2SAS_INTEL_RMS25LB080_BRANDING \ 180 "Intel(R) Integrated RAID Module RMS25LB080" 181 #define MPT2SAS_INTEL_RMS2LL080_BRANDING \ 182 "Intel Integrated RAID Module RMS2LL080" 183 #define MPT2SAS_INTEL_RMS2LL040_BRANDING \ 184 "Intel Integrated RAID Module RMS2LL040" 185 #define MPT2SAS_INTEL_RS25GB008_BRANDING \ 186 "Intel(R) RAID Controller RS25GB008" 187 #define MPT2SAS_INTEL_SSD910_BRANDING \ 188 "Intel(R) SSD 910 Series" 189 190 #define MPT3SAS_INTEL_RMS3JC080_BRANDING \ 191 "Intel(R) Integrated RAID Module RMS3JC080" 192 #define MPT3SAS_INTEL_RS3GC008_BRANDING \ 193 "Intel(R) RAID Controller RS3GC008" 194 #define MPT3SAS_INTEL_RS3FC044_BRANDING \ 195 "Intel(R) RAID Controller RS3FC044" 196 #define MPT3SAS_INTEL_RS3UC080_BRANDING \ 197 "Intel(R) RAID Controller RS3UC080" 198 199 /* 200 * Intel HBA SSDIDs 201 */ 202 #define MPT2SAS_INTEL_RMS25JB080_SSDID 0x3516 203 #define MPT2SAS_INTEL_RMS25JB040_SSDID 0x3517 204 #define MPT2SAS_INTEL_RMS25KB080_SSDID 0x3518 205 #define MPT2SAS_INTEL_RMS25KB040_SSDID 0x3519 206 #define MPT2SAS_INTEL_RMS25LB040_SSDID 0x351A 207 #define MPT2SAS_INTEL_RMS25LB080_SSDID 0x351B 208 #define MPT2SAS_INTEL_RMS2LL080_SSDID 0x350E 209 #define MPT2SAS_INTEL_RMS2LL040_SSDID 0x350F 210 #define MPT2SAS_INTEL_RS25GB008_SSDID 0x3000 211 #define MPT2SAS_INTEL_SSD910_SSDID 0x3700 212 213 #define MPT3SAS_INTEL_RMS3JC080_SSDID 0x3521 214 #define MPT3SAS_INTEL_RS3GC008_SSDID 0x3522 215 #define MPT3SAS_INTEL_RS3FC044_SSDID 0x3523 216 #define MPT3SAS_INTEL_RS3UC080_SSDID 0x3524 217 218 /* 219 * Dell HBA branding 220 */ 221 #define MPT2SAS_DELL_BRANDING_SIZE 32 222 223 #define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING "Dell 6Gbps SAS HBA" 224 #define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING "Dell PERC H200 Adapter" 225 #define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated" 226 #define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING "Dell PERC H200 Modular" 227 #define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING "Dell PERC H200 Embedded" 228 #define MPT2SAS_DELL_PERC_H200_BRANDING "Dell PERC H200" 229 #define MPT2SAS_DELL_6GBPS_SAS_BRANDING "Dell 6Gbps SAS" 230 231 #define MPT3SAS_DELL_12G_HBA_BRANDING \ 232 "Dell 12Gbps HBA" 233 234 /* 235 * Dell HBA SSDIDs 236 */ 237 #define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID 0x1F1C 238 #define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID 0x1F1D 239 #define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID 0x1F1E 240 #define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID 0x1F1F 241 #define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID 0x1F20 242 #define MPT2SAS_DELL_PERC_H200_SSDID 0x1F21 243 #define MPT2SAS_DELL_6GBPS_SAS_SSDID 0x1F22 244 245 #define MPT3SAS_DELL_12G_HBA_SSDID 0x1F46 246 247 /* 248 * Cisco HBA branding 249 */ 250 #define MPT3SAS_CISCO_12G_8E_HBA_BRANDING \ 251 "Cisco 9300-8E 12G SAS HBA" 252 #define MPT3SAS_CISCO_12G_8I_HBA_BRANDING \ 253 "Cisco 9300-8i 12G SAS HBA" 254 #define MPT3SAS_CISCO_12G_AVILA_HBA_BRANDING \ 255 "Cisco 12G Modular SAS Pass through Controller" 256 #define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_BRANDING \ 257 "UCS C3X60 12G SAS Pass through Controller" 258 /* 259 * Cisco HBA SSSDIDs 260 */ 261 #define MPT3SAS_CISCO_12G_8E_HBA_SSDID 0x14C 262 #define MPT3SAS_CISCO_12G_8I_HBA_SSDID 0x154 263 #define MPT3SAS_CISCO_12G_AVILA_HBA_SSDID 0x155 264 #define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_SSDID 0x156 265 266 /* 267 * status bits for ioc->diag_buffer_status 268 */ 269 #define MPT3_DIAG_BUFFER_IS_REGISTERED (0x01) 270 #define MPT3_DIAG_BUFFER_IS_RELEASED (0x02) 271 #define MPT3_DIAG_BUFFER_IS_DIAG_RESET (0x04) 272 273 /* 274 * HP HBA branding 275 */ 276 #define MPT2SAS_HP_3PAR_SSVID 0x1590 277 278 #define MPT2SAS_HP_2_4_INTERNAL_BRANDING \ 279 "HP H220 Host Bus Adapter" 280 #define MPT2SAS_HP_2_4_EXTERNAL_BRANDING \ 281 "HP H221 Host Bus Adapter" 282 #define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING \ 283 "HP H222 Host Bus Adapter" 284 #define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING \ 285 "HP H220i Host Bus Adapter" 286 #define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING \ 287 "HP H210i Host Bus Adapter" 288 289 /* 290 * HO HBA SSDIDs 291 */ 292 #define MPT2SAS_HP_2_4_INTERNAL_SSDID 0x0041 293 #define MPT2SAS_HP_2_4_EXTERNAL_SSDID 0x0042 294 #define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID 0x0043 295 #define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID 0x0044 296 #define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID 0x0046 297 298 /* 299 * Combined Reply Queue constants, 300 * There are twelve Supplemental Reply Post Host Index Registers 301 * and each register is at offset 0x10 bytes from the previous one. 302 */ 303 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3 12 304 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35 16 305 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_OFFSET (0x10) 306 307 /* OEM Identifiers */ 308 #define MFG10_OEM_ID_INVALID (0x00000000) 309 #define MFG10_OEM_ID_DELL (0x00000001) 310 #define MFG10_OEM_ID_FSC (0x00000002) 311 #define MFG10_OEM_ID_SUN (0x00000003) 312 #define MFG10_OEM_ID_IBM (0x00000004) 313 314 /* GENERIC Flags 0*/ 315 #define MFG10_GF0_OCE_DISABLED (0x00000001) 316 #define MFG10_GF0_R1E_DRIVE_COUNT (0x00000002) 317 #define MFG10_GF0_R10_DISPLAY (0x00000004) 318 #define MFG10_GF0_SSD_DATA_SCRUB_DISABLE (0x00000008) 319 #define MFG10_GF0_SINGLE_DRIVE_R0 (0x00000010) 320 321 #define VIRTUAL_IO_FAILED_RETRY (0x32010081) 322 323 /* OEM Specific Flags will come from OEM specific header files */ 324 struct Mpi2ManufacturingPage10_t { 325 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */ 326 U8 OEMIdentifier; /* 04h */ 327 U8 Reserved1; /* 05h */ 328 U16 Reserved2; /* 08h */ 329 U32 Reserved3; /* 0Ch */ 330 U32 GenericFlags0; /* 10h */ 331 U32 GenericFlags1; /* 14h */ 332 U32 Reserved4; /* 18h */ 333 U32 OEMSpecificFlags0; /* 1Ch */ 334 U32 OEMSpecificFlags1; /* 20h */ 335 U32 Reserved5[18]; /* 24h - 60h*/ 336 }; 337 338 339 /* Miscellaneous options */ 340 struct Mpi2ManufacturingPage11_t { 341 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */ 342 __le32 Reserved1; /* 04h */ 343 u8 Reserved2; /* 08h */ 344 u8 EEDPTagMode; /* 09h */ 345 u8 Reserved3; /* 0Ah */ 346 u8 Reserved4; /* 0Bh */ 347 __le32 Reserved5[23]; /* 0Ch-60h*/ 348 }; 349 350 /** 351 * struct MPT3SAS_TARGET - starget private hostdata 352 * @starget: starget object 353 * @sas_address: target sas address 354 * @raid_device: raid_device pointer to access volume data 355 * @handle: device handle 356 * @num_luns: number luns 357 * @flags: MPT_TARGET_FLAGS_XXX flags 358 * @deleted: target flaged for deletion 359 * @tm_busy: target is busy with TM request. 360 * @sdev: The sas_device associated with this target 361 */ 362 struct MPT3SAS_TARGET { 363 struct scsi_target *starget; 364 u64 sas_address; 365 struct _raid_device *raid_device; 366 u16 handle; 367 int num_luns; 368 u32 flags; 369 u8 deleted; 370 u8 tm_busy; 371 struct _sas_device *sdev; 372 }; 373 374 375 /* 376 * per device private data 377 */ 378 #define MPT_DEVICE_FLAGS_INIT 0x01 379 380 #define MFG_PAGE10_HIDE_SSDS_MASK (0x00000003) 381 #define MFG_PAGE10_HIDE_ALL_DISKS (0x00) 382 #define MFG_PAGE10_EXPOSE_ALL_DISKS (0x01) 383 #define MFG_PAGE10_HIDE_IF_VOL_PRESENT (0x02) 384 385 /** 386 * struct MPT3SAS_DEVICE - sdev private hostdata 387 * @sas_target: starget private hostdata 388 * @lun: lun number 389 * @flags: MPT_DEVICE_XXX flags 390 * @configured_lun: lun is configured 391 * @block: device is in SDEV_BLOCK state 392 * @tlr_snoop_check: flag used in determining whether to disable TLR 393 * @eedp_enable: eedp support enable bit 394 * @eedp_type: 0(type_1), 1(type_2), 2(type_3) 395 * @eedp_block_length: block size 396 */ 397 struct MPT3SAS_DEVICE { 398 struct MPT3SAS_TARGET *sas_target; 399 unsigned int lun; 400 u32 flags; 401 u8 configured_lun; 402 u8 block; 403 u8 tlr_snoop_check; 404 u8 ignore_delay_remove; 405 /* Iopriority Command Handling */ 406 u8 ncq_prio_enable; 407 408 }; 409 410 #define MPT3_CMD_NOT_USED 0x8000 /* free */ 411 #define MPT3_CMD_COMPLETE 0x0001 /* completed */ 412 #define MPT3_CMD_PENDING 0x0002 /* pending */ 413 #define MPT3_CMD_REPLY_VALID 0x0004 /* reply is valid */ 414 #define MPT3_CMD_RESET 0x0008 /* host reset dropped the command */ 415 416 /** 417 * struct _internal_cmd - internal commands struct 418 * @mutex: mutex 419 * @done: completion 420 * @reply: reply message pointer 421 * @sense: sense data 422 * @status: MPT3_CMD_XXX status 423 * @smid: system message id 424 */ 425 struct _internal_cmd { 426 struct mutex mutex; 427 struct completion done; 428 void *reply; 429 void *sense; 430 u16 status; 431 u16 smid; 432 }; 433 434 435 436 /** 437 * struct _sas_device - attached device information 438 * @list: sas device list 439 * @starget: starget object 440 * @sas_address: device sas address 441 * @device_name: retrieved from the SAS IDENTIFY frame. 442 * @handle: device handle 443 * @sas_address_parent: sas address of parent expander or sas host 444 * @enclosure_handle: enclosure handle 445 * @enclosure_logical_id: enclosure logical identifier 446 * @volume_handle: volume handle (valid when hidden raid member) 447 * @volume_wwid: volume unique identifier 448 * @device_info: bitfield provides detailed info about the device 449 * @id: target id 450 * @channel: target channel 451 * @slot: number number 452 * @phy: phy identifier provided in sas device page 0 453 * @responding: used in _scsih_sas_device_mark_responding 454 * @fast_path: fast path feature enable bit 455 * @pfa_led_on: flag for PFA LED status 456 * @pend_sas_rphy_add: flag to check if device is in sas_rphy_add() 457 * addition routine. 458 */ 459 struct _sas_device { 460 struct list_head list; 461 struct scsi_target *starget; 462 u64 sas_address; 463 u64 device_name; 464 u16 handle; 465 u64 sas_address_parent; 466 u16 enclosure_handle; 467 u64 enclosure_logical_id; 468 u16 volume_handle; 469 u64 volume_wwid; 470 u32 device_info; 471 int id; 472 int channel; 473 u16 slot; 474 u8 phy; 475 u8 responding; 476 u8 fast_path; 477 u8 pfa_led_on; 478 u8 pend_sas_rphy_add; 479 u8 enclosure_level; 480 u8 connector_name[5]; 481 struct kref refcount; 482 }; 483 484 static inline void sas_device_get(struct _sas_device *s) 485 { 486 kref_get(&s->refcount); 487 } 488 489 static inline void sas_device_free(struct kref *r) 490 { 491 kfree(container_of(r, struct _sas_device, refcount)); 492 } 493 494 static inline void sas_device_put(struct _sas_device *s) 495 { 496 kref_put(&s->refcount, sas_device_free); 497 } 498 499 /** 500 * struct _raid_device - raid volume link list 501 * @list: sas device list 502 * @starget: starget object 503 * @sdev: scsi device struct (volumes are single lun) 504 * @wwid: unique identifier for the volume 505 * @handle: device handle 506 * @block_size: Block size of the volume 507 * @id: target id 508 * @channel: target channel 509 * @volume_type: the raid level 510 * @device_info: bitfield provides detailed info about the hidden components 511 * @num_pds: number of hidden raid components 512 * @responding: used in _scsih_raid_device_mark_responding 513 * @percent_complete: resync percent complete 514 * @direct_io_enabled: Whether direct io to PDs are allowed or not 515 * @stripe_exponent: X where 2powX is the stripe sz in blocks 516 * @block_exponent: X where 2powX is the block sz in bytes 517 * @max_lba: Maximum number of LBA in the volume 518 * @stripe_sz: Stripe Size of the volume 519 * @device_info: Device info of the volume member disk 520 * @pd_handle: Array of handles of the physical drives for direct I/O in le16 521 */ 522 #define MPT_MAX_WARPDRIVE_PDS 8 523 struct _raid_device { 524 struct list_head list; 525 struct scsi_target *starget; 526 struct scsi_device *sdev; 527 u64 wwid; 528 u16 handle; 529 u16 block_sz; 530 int id; 531 int channel; 532 u8 volume_type; 533 u8 num_pds; 534 u8 responding; 535 u8 percent_complete; 536 u8 direct_io_enabled; 537 u8 stripe_exponent; 538 u8 block_exponent; 539 u64 max_lba; 540 u32 stripe_sz; 541 u32 device_info; 542 u16 pd_handle[MPT_MAX_WARPDRIVE_PDS]; 543 }; 544 545 /** 546 * struct _boot_device - boot device info 547 * @is_raid: flag to indicate whether this is volume 548 * @device: holds pointer for either struct _sas_device or 549 * struct _raid_device 550 */ 551 struct _boot_device { 552 u8 is_raid; 553 void *device; 554 }; 555 556 /** 557 * struct _sas_port - wide/narrow sas port information 558 * @port_list: list of ports belonging to expander 559 * @num_phys: number of phys belonging to this port 560 * @remote_identify: attached device identification 561 * @rphy: sas transport rphy object 562 * @port: sas transport wide/narrow port object 563 * @phy_list: _sas_phy list objects belonging to this port 564 */ 565 struct _sas_port { 566 struct list_head port_list; 567 u8 num_phys; 568 struct sas_identify remote_identify; 569 struct sas_rphy *rphy; 570 struct sas_port *port; 571 struct list_head phy_list; 572 }; 573 574 /** 575 * struct _sas_phy - phy information 576 * @port_siblings: list of phys belonging to a port 577 * @identify: phy identification 578 * @remote_identify: attached device identification 579 * @phy: sas transport phy object 580 * @phy_id: unique phy id 581 * @handle: device handle for this phy 582 * @attached_handle: device handle for attached device 583 * @phy_belongs_to_port: port has been created for this phy 584 */ 585 struct _sas_phy { 586 struct list_head port_siblings; 587 struct sas_identify identify; 588 struct sas_identify remote_identify; 589 struct sas_phy *phy; 590 u8 phy_id; 591 u16 handle; 592 u16 attached_handle; 593 u8 phy_belongs_to_port; 594 }; 595 596 /** 597 * struct _sas_node - sas_host/expander information 598 * @list: list of expanders 599 * @parent_dev: parent device class 600 * @num_phys: number phys belonging to this sas_host/expander 601 * @sas_address: sas address of this sas_host/expander 602 * @handle: handle for this sas_host/expander 603 * @sas_address_parent: sas address of parent expander or sas host 604 * @enclosure_handle: handle for this a member of an enclosure 605 * @device_info: bitwise defining capabilities of this sas_host/expander 606 * @responding: used in _scsih_expander_device_mark_responding 607 * @phy: a list of phys that make up this sas_host/expander 608 * @sas_port_list: list of ports attached to this sas_host/expander 609 */ 610 struct _sas_node { 611 struct list_head list; 612 struct device *parent_dev; 613 u8 num_phys; 614 u64 sas_address; 615 u16 handle; 616 u64 sas_address_parent; 617 u16 enclosure_handle; 618 u64 enclosure_logical_id; 619 u8 responding; 620 struct _sas_phy *phy; 621 struct list_head sas_port_list; 622 }; 623 624 /** 625 * enum reset_type - reset state 626 * @FORCE_BIG_HAMMER: issue diagnostic reset 627 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer 628 */ 629 enum reset_type { 630 FORCE_BIG_HAMMER, 631 SOFT_RESET, 632 }; 633 634 /** 635 * struct chain_tracker - firmware chain tracker 636 * @chain_buffer: chain buffer 637 * @chain_buffer_dma: physical address 638 * @tracker_list: list of free request (ioc->free_chain_list) 639 */ 640 struct chain_tracker { 641 void *chain_buffer; 642 dma_addr_t chain_buffer_dma; 643 struct list_head tracker_list; 644 }; 645 646 /** 647 * struct scsiio_tracker - scsi mf request tracker 648 * @smid: system message id 649 * @scmd: scsi request pointer 650 * @cb_idx: callback index 651 * @direct_io: To indicate whether I/O is direct (WARPDRIVE) 652 * @tracker_list: list of free request (ioc->free_list) 653 * @msix_io: IO's msix 654 */ 655 struct scsiio_tracker { 656 u16 smid; 657 struct scsi_cmnd *scmd; 658 u8 cb_idx; 659 u8 direct_io; 660 struct list_head chain_list; 661 struct list_head tracker_list; 662 u16 msix_io; 663 }; 664 665 /** 666 * struct request_tracker - firmware request tracker 667 * @smid: system message id 668 * @cb_idx: callback index 669 * @tracker_list: list of free request (ioc->free_list) 670 */ 671 struct request_tracker { 672 u16 smid; 673 u8 cb_idx; 674 struct list_head tracker_list; 675 }; 676 677 /** 678 * struct _tr_list - target reset list 679 * @handle: device handle 680 * @state: state machine 681 */ 682 struct _tr_list { 683 struct list_head list; 684 u16 handle; 685 u16 state; 686 }; 687 688 /** 689 * struct _sc_list - delayed SAS_IO_UNIT_CONTROL message list 690 * @handle: device handle 691 */ 692 struct _sc_list { 693 struct list_head list; 694 u16 handle; 695 }; 696 697 /** 698 * struct _event_ack_list - delayed event acknowledgment list 699 * @Event: Event ID 700 * @EventContext: used to track the event uniquely 701 */ 702 struct _event_ack_list { 703 struct list_head list; 704 u16 Event; 705 u32 EventContext; 706 }; 707 708 /** 709 * struct adapter_reply_queue - the reply queue struct 710 * @ioc: per adapter object 711 * @msix_index: msix index into vector table 712 * @vector: irq vector 713 * @reply_post_host_index: head index in the pool where FW completes IO 714 * @reply_post_free: reply post base virt address 715 * @name: the name registered to request_irq() 716 * @busy: isr is actively processing replies on another cpu 717 * @list: this list 718 */ 719 struct adapter_reply_queue { 720 struct MPT3SAS_ADAPTER *ioc; 721 u8 msix_index; 722 unsigned int vector; 723 u32 reply_post_host_index; 724 Mpi2ReplyDescriptorsUnion_t *reply_post_free; 725 char name[MPT_NAME_LENGTH]; 726 atomic_t busy; 727 cpumask_var_t affinity_hint; 728 struct list_head list; 729 }; 730 731 typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); 732 733 /* SAS3.0 support */ 734 typedef int (*MPT_BUILD_SG_SCMD)(struct MPT3SAS_ADAPTER *ioc, 735 struct scsi_cmnd *scmd, u16 smid); 736 typedef void (*MPT_BUILD_SG)(struct MPT3SAS_ADAPTER *ioc, void *psge, 737 dma_addr_t data_out_dma, size_t data_out_sz, 738 dma_addr_t data_in_dma, size_t data_in_sz); 739 typedef void (*MPT_BUILD_ZERO_LEN_SGE)(struct MPT3SAS_ADAPTER *ioc, 740 void *paddr); 741 742 /* To support atomic and non atomic descriptors*/ 743 typedef void (*PUT_SMID_IO_FP_HIP) (struct MPT3SAS_ADAPTER *ioc, u16 smid, 744 u16 funcdep); 745 typedef void (*PUT_SMID_DEFAULT) (struct MPT3SAS_ADAPTER *ioc, u16 smid); 746 747 /* IOC Facts and Port Facts converted from little endian to cpu */ 748 union mpi3_version_union { 749 MPI2_VERSION_STRUCT Struct; 750 u32 Word; 751 }; 752 753 struct mpt3sas_facts { 754 u16 MsgVersion; 755 u16 HeaderVersion; 756 u8 IOCNumber; 757 u8 VP_ID; 758 u8 VF_ID; 759 u16 IOCExceptions; 760 u16 IOCStatus; 761 u32 IOCLogInfo; 762 u8 MaxChainDepth; 763 u8 WhoInit; 764 u8 NumberOfPorts; 765 u8 MaxMSIxVectors; 766 u16 RequestCredit; 767 u16 ProductID; 768 u32 IOCCapabilities; 769 union mpi3_version_union FWVersion; 770 u16 IOCRequestFrameSize; 771 u16 IOCMaxChainSegmentSize; 772 u16 MaxInitiators; 773 u16 MaxTargets; 774 u16 MaxSasExpanders; 775 u16 MaxEnclosures; 776 u16 ProtocolFlags; 777 u16 HighPriorityCredit; 778 u16 MaxReplyDescriptorPostQueueDepth; 779 u8 ReplyFrameSize; 780 u8 MaxVolumes; 781 u16 MaxDevHandle; 782 u16 MaxPersistentEntries; 783 u16 MinDevHandle; 784 }; 785 786 struct mpt3sas_port_facts { 787 u8 PortNumber; 788 u8 VP_ID; 789 u8 VF_ID; 790 u8 PortType; 791 u16 MaxPostedCmdBuffers; 792 }; 793 794 struct reply_post_struct { 795 Mpi2ReplyDescriptorsUnion_t *reply_post_free; 796 dma_addr_t reply_post_free_dma; 797 }; 798 799 typedef void (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc); 800 /** 801 * struct MPT3SAS_ADAPTER - per adapter struct 802 * @list: ioc_list 803 * @shost: shost object 804 * @id: unique adapter id 805 * @cpu_count: number online cpus 806 * @name: generic ioc string 807 * @tmp_string: tmp string used for logging 808 * @pdev: pci pdev object 809 * @pio_chip: physical io register space 810 * @chip: memory mapped register space 811 * @chip_phys: physical addrss prior to mapping 812 * @logging_level: see mpt3sas_debug.h 813 * @fwfault_debug: debuging FW timeouts 814 * @ir_firmware: IR firmware present 815 * @bars: bitmask of BAR's that must be configured 816 * @mask_interrupts: ignore interrupt 817 * @dma_mask: used to set the consistent dma mask 818 * @fault_reset_work_q_name: fw fault work queue 819 * @fault_reset_work_q: "" 820 * @fault_reset_work: "" 821 * @firmware_event_name: fw event work queue 822 * @firmware_event_thread: "" 823 * @fw_event_lock: 824 * @fw_event_list: list of fw events 825 * @aen_event_read_flag: event log was read 826 * @broadcast_aen_busy: broadcast aen waiting to be serviced 827 * @shost_recovery: host reset in progress 828 * @ioc_reset_in_progress_lock: 829 * @ioc_link_reset_in_progress: phy/hard reset in progress 830 * @ignore_loginfos: ignore loginfos during task management 831 * @remove_host: flag for when driver unloads, to avoid sending dev resets 832 * @pci_error_recovery: flag to prevent ioc access until slot reset completes 833 * @wait_for_discovery_to_complete: flag set at driver load time when 834 * waiting on reporting devices 835 * @is_driver_loading: flag set at driver load time 836 * @port_enable_failed: flag set when port enable has failed 837 * @start_scan: flag set from scan_start callback, cleared from _mpt3sas_fw_work 838 * @start_scan_failed: means port enable failed, return's the ioc_status 839 * @msix_enable: flag indicating msix is enabled 840 * @msix_vector_count: number msix vectors 841 * @cpu_msix_table: table for mapping cpus to msix index 842 * @cpu_msix_table_sz: table size 843 * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands 844 * @scsi_io_cb_idx: shost generated commands 845 * @tm_cb_idx: task management commands 846 * @scsih_cb_idx: scsih internal commands 847 * @transport_cb_idx: transport internal commands 848 * @ctl_cb_idx: clt internal commands 849 * @base_cb_idx: base internal commands 850 * @config_cb_idx: base internal commands 851 * @tm_tr_cb_idx : device removal target reset handshake 852 * @tm_tr_volume_cb_idx : volume removal target reset 853 * @base_cmds: 854 * @transport_cmds: 855 * @scsih_cmds: 856 * @tm_cmds: 857 * @ctl_cmds: 858 * @config_cmds: 859 * @base_add_sg_single: handler for either 32/64 bit sgl's 860 * @event_type: bits indicating which events to log 861 * @event_context: unique id for each logged event 862 * @event_log: event log pointer 863 * @event_masks: events that are masked 864 * @facts: static facts data 865 * @pfacts: static port facts data 866 * @manu_pg0: static manufacturing page 0 867 * @manu_pg10: static manufacturing page 10 868 * @manu_pg11: static manufacturing page 11 869 * @bios_pg2: static bios page 2 870 * @bios_pg3: static bios page 3 871 * @ioc_pg8: static ioc page 8 872 * @iounit_pg0: static iounit page 0 873 * @iounit_pg1: static iounit page 1 874 * @iounit_pg8: static iounit page 8 875 * @sas_hba: sas host object 876 * @sas_expander_list: expander object list 877 * @sas_node_lock: 878 * @sas_device_list: sas device object list 879 * @sas_device_init_list: sas device object list (used only at init time) 880 * @sas_device_lock: 881 * @io_missing_delay: time for IO completed by fw when PDR enabled 882 * @device_missing_delay: time for device missing by fw when PDR enabled 883 * @sas_id : used for setting volume target IDs 884 * @blocking_handles: bitmask used to identify which devices need blocking 885 * @pd_handles : bitmask for PD handles 886 * @pd_handles_sz : size of pd_handle bitmask 887 * @config_page_sz: config page size 888 * @config_page: reserve memory for config page payload 889 * @config_page_dma: 890 * @hba_queue_depth: hba request queue depth 891 * @sge_size: sg element size for either 32/64 bit 892 * @scsiio_depth: SCSI_IO queue depth 893 * @request_sz: per request frame size 894 * @request: pool of request frames 895 * @request_dma: 896 * @request_dma_sz: 897 * @scsi_lookup: firmware request tracker list 898 * @scsi_lookup_lock: 899 * @free_list: free list of request 900 * @pending_io_count: 901 * @reset_wq: 902 * @chain: pool of chains 903 * @chain_dma: 904 * @max_sges_in_main_message: number sg elements in main message 905 * @max_sges_in_chain_message: number sg elements per chain 906 * @chains_needed_per_io: max chains per io 907 * @chain_depth: total chains allocated 908 * @chain_segment_sz: gives the max number of 909 * SGEs accommodate on single chain buffer 910 * @hi_priority_smid: 911 * @hi_priority: 912 * @hi_priority_dma: 913 * @hi_priority_depth: 914 * @hpr_lookup: 915 * @hpr_free_list: 916 * @internal_smid: 917 * @internal: 918 * @internal_dma: 919 * @internal_depth: 920 * @internal_lookup: 921 * @internal_free_list: 922 * @sense: pool of sense 923 * @sense_dma: 924 * @sense_dma_pool: 925 * @reply_depth: hba reply queue depth: 926 * @reply_sz: per reply frame size: 927 * @reply: pool of replys: 928 * @reply_dma: 929 * @reply_dma_pool: 930 * @reply_free_queue_depth: reply free depth 931 * @reply_free: pool for reply free queue (32 bit addr) 932 * @reply_free_dma: 933 * @reply_free_dma_pool: 934 * @reply_free_host_index: tail index in pool to insert free replys 935 * @reply_post_queue_depth: reply post queue depth 936 * @reply_post_struct: struct for reply_post_free physical & virt address 937 * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init 938 * @rdpq_array_enable: rdpq_array support is enabled in the driver 939 * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag 940 * is assigned only ones 941 * @reply_queue_count: number of reply queue's 942 * @reply_queue_list: link list contaning the reply queue info 943 * @msix96_vector: 96 MSI-X vector support 944 * @replyPostRegisterIndex: index of next position in Reply Desc Post Queue 945 * @delayed_tr_list: target reset link list 946 * @delayed_tr_volume_list: volume target reset link list 947 * @delayed_sc_list: 948 * @delayed_event_ack_list: 949 * @temp_sensors_count: flag to carry the number of temperature sensors 950 * @pci_access_mutex: Mutex to synchronize ioctl,sysfs show path and 951 * pci resource handling. PCI resource freeing will lead to free 952 * vital hardware/memory resource, which might be in use by cli/sysfs 953 * path functions resulting in Null pointer reference followed by kernel 954 * crash. To avoid the above race condition we use mutex syncrhonization 955 * which ensures the syncrhonization between cli/sysfs_show path. 956 */ 957 struct MPT3SAS_ADAPTER { 958 struct list_head list; 959 struct Scsi_Host *shost; 960 u8 id; 961 int cpu_count; 962 char name[MPT_NAME_LENGTH]; 963 char driver_name[MPT_NAME_LENGTH]; 964 char tmp_string[MPT_STRING_LENGTH]; 965 struct pci_dev *pdev; 966 Mpi2SystemInterfaceRegs_t __iomem *chip; 967 resource_size_t chip_phys; 968 int logging_level; 969 int fwfault_debug; 970 u8 ir_firmware; 971 int bars; 972 u8 mask_interrupts; 973 int dma_mask; 974 975 /* fw fault handler */ 976 char fault_reset_work_q_name[20]; 977 struct workqueue_struct *fault_reset_work_q; 978 struct delayed_work fault_reset_work; 979 980 /* fw event handler */ 981 char firmware_event_name[20]; 982 struct workqueue_struct *firmware_event_thread; 983 spinlock_t fw_event_lock; 984 struct list_head fw_event_list; 985 986 /* misc flags */ 987 int aen_event_read_flag; 988 u8 broadcast_aen_busy; 989 u16 broadcast_aen_pending; 990 u8 shost_recovery; 991 992 struct mutex reset_in_progress_mutex; 993 spinlock_t ioc_reset_in_progress_lock; 994 u8 ioc_link_reset_in_progress; 995 u8 ioc_reset_in_progress_status; 996 997 u8 ignore_loginfos; 998 u8 remove_host; 999 u8 pci_error_recovery; 1000 u8 wait_for_discovery_to_complete; 1001 u8 is_driver_loading; 1002 u8 port_enable_failed; 1003 u8 start_scan; 1004 u16 start_scan_failed; 1005 1006 u8 msix_enable; 1007 u16 msix_vector_count; 1008 u8 *cpu_msix_table; 1009 u16 cpu_msix_table_sz; 1010 resource_size_t __iomem **reply_post_host_index; 1011 u32 ioc_reset_count; 1012 MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds; 1013 u32 non_operational_loop; 1014 1015 /* internal commands, callback index */ 1016 u8 scsi_io_cb_idx; 1017 u8 tm_cb_idx; 1018 u8 transport_cb_idx; 1019 u8 scsih_cb_idx; 1020 u8 ctl_cb_idx; 1021 u8 base_cb_idx; 1022 u8 port_enable_cb_idx; 1023 u8 config_cb_idx; 1024 u8 tm_tr_cb_idx; 1025 u8 tm_tr_volume_cb_idx; 1026 u8 tm_sas_control_cb_idx; 1027 struct _internal_cmd base_cmds; 1028 struct _internal_cmd port_enable_cmds; 1029 struct _internal_cmd transport_cmds; 1030 struct _internal_cmd scsih_cmds; 1031 struct _internal_cmd tm_cmds; 1032 struct _internal_cmd ctl_cmds; 1033 struct _internal_cmd config_cmds; 1034 1035 MPT_ADD_SGE base_add_sg_single; 1036 1037 /* function ptr for either IEEE or MPI sg elements */ 1038 MPT_BUILD_SG_SCMD build_sg_scmd; 1039 MPT_BUILD_SG build_sg; 1040 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge; 1041 u16 sge_size_ieee; 1042 u16 hba_mpi_version_belonged; 1043 1044 /* function ptr for MPI sg elements only */ 1045 MPT_BUILD_SG build_sg_mpi; 1046 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge_mpi; 1047 1048 /* event log */ 1049 u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; 1050 u32 event_context; 1051 void *event_log; 1052 u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; 1053 1054 /* static config pages */ 1055 struct mpt3sas_facts facts; 1056 struct mpt3sas_port_facts *pfacts; 1057 Mpi2ManufacturingPage0_t manu_pg0; 1058 struct Mpi2ManufacturingPage10_t manu_pg10; 1059 struct Mpi2ManufacturingPage11_t manu_pg11; 1060 Mpi2BiosPage2_t bios_pg2; 1061 Mpi2BiosPage3_t bios_pg3; 1062 Mpi2IOCPage8_t ioc_pg8; 1063 Mpi2IOUnitPage0_t iounit_pg0; 1064 Mpi2IOUnitPage1_t iounit_pg1; 1065 Mpi2IOUnitPage8_t iounit_pg8; 1066 1067 struct _boot_device req_boot_device; 1068 struct _boot_device req_alt_boot_device; 1069 struct _boot_device current_boot_device; 1070 1071 /* sas hba, expander, and device list */ 1072 struct _sas_node sas_hba; 1073 struct list_head sas_expander_list; 1074 spinlock_t sas_node_lock; 1075 struct list_head sas_device_list; 1076 struct list_head sas_device_init_list; 1077 spinlock_t sas_device_lock; 1078 struct list_head raid_device_list; 1079 spinlock_t raid_device_lock; 1080 u8 io_missing_delay; 1081 u16 device_missing_delay; 1082 int sas_id; 1083 1084 void *blocking_handles; 1085 void *pd_handles; 1086 u16 pd_handles_sz; 1087 1088 void *pend_os_device_add; 1089 u16 pend_os_device_add_sz; 1090 1091 /* config page */ 1092 u16 config_page_sz; 1093 void *config_page; 1094 dma_addr_t config_page_dma; 1095 1096 /* scsiio request */ 1097 u16 hba_queue_depth; 1098 u16 sge_size; 1099 u16 scsiio_depth; 1100 u16 request_sz; 1101 u8 *request; 1102 dma_addr_t request_dma; 1103 u32 request_dma_sz; 1104 struct scsiio_tracker *scsi_lookup; 1105 ulong scsi_lookup_pages; 1106 spinlock_t scsi_lookup_lock; 1107 struct list_head free_list; 1108 int pending_io_count; 1109 wait_queue_head_t reset_wq; 1110 1111 /* chain */ 1112 struct chain_tracker *chain_lookup; 1113 struct list_head free_chain_list; 1114 struct dma_pool *chain_dma_pool; 1115 ulong chain_pages; 1116 u16 max_sges_in_main_message; 1117 u16 max_sges_in_chain_message; 1118 u16 chains_needed_per_io; 1119 u32 chain_depth; 1120 u16 chain_segment_sz; 1121 1122 /* hi-priority queue */ 1123 u16 hi_priority_smid; 1124 u8 *hi_priority; 1125 dma_addr_t hi_priority_dma; 1126 u16 hi_priority_depth; 1127 struct request_tracker *hpr_lookup; 1128 struct list_head hpr_free_list; 1129 1130 /* internal queue */ 1131 u16 internal_smid; 1132 u8 *internal; 1133 dma_addr_t internal_dma; 1134 u16 internal_depth; 1135 struct request_tracker *internal_lookup; 1136 struct list_head internal_free_list; 1137 1138 /* sense */ 1139 u8 *sense; 1140 dma_addr_t sense_dma; 1141 struct dma_pool *sense_dma_pool; 1142 1143 /* reply */ 1144 u16 reply_sz; 1145 u8 *reply; 1146 dma_addr_t reply_dma; 1147 u32 reply_dma_max_address; 1148 u32 reply_dma_min_address; 1149 struct dma_pool *reply_dma_pool; 1150 1151 /* reply free queue */ 1152 u16 reply_free_queue_depth; 1153 __le32 *reply_free; 1154 dma_addr_t reply_free_dma; 1155 struct dma_pool *reply_free_dma_pool; 1156 u32 reply_free_host_index; 1157 1158 /* reply post queue */ 1159 u16 reply_post_queue_depth; 1160 struct reply_post_struct *reply_post; 1161 u8 rdpq_array_capable; 1162 u8 rdpq_array_enable; 1163 u8 rdpq_array_enable_assigned; 1164 struct dma_pool *reply_post_free_dma_pool; 1165 u8 reply_queue_count; 1166 struct list_head reply_queue_list; 1167 1168 u8 combined_reply_queue; 1169 u8 combined_reply_index_count; 1170 /* reply post register index */ 1171 resource_size_t **replyPostRegisterIndex; 1172 1173 struct list_head delayed_tr_list; 1174 struct list_head delayed_tr_volume_list; 1175 struct list_head delayed_sc_list; 1176 struct list_head delayed_event_ack_list; 1177 u8 temp_sensors_count; 1178 struct mutex pci_access_mutex; 1179 1180 /* diag buffer support */ 1181 u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT]; 1182 u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT]; 1183 dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT]; 1184 u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT]; 1185 u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT]; 1186 u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23]; 1187 u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT]; 1188 u32 ring_buffer_offset; 1189 u32 ring_buffer_sz; 1190 u8 is_warpdrive; 1191 u8 hide_ir_msg; 1192 u8 mfg_pg10_hide_flag; 1193 u8 hide_drives; 1194 spinlock_t diag_trigger_lock; 1195 u8 diag_trigger_active; 1196 struct SL_WH_MASTER_TRIGGER_T diag_trigger_master; 1197 struct SL_WH_EVENT_TRIGGERS_T diag_trigger_event; 1198 struct SL_WH_SCSI_TRIGGERS_T diag_trigger_scsi; 1199 struct SL_WH_MPI_TRIGGERS_T diag_trigger_mpi; 1200 void *device_remove_in_progress; 1201 u16 device_remove_in_progress_sz; 1202 u8 is_gen35_ioc; 1203 u8 atomic_desc_capable; 1204 PUT_SMID_IO_FP_HIP put_smid_scsi_io; 1205 PUT_SMID_IO_FP_HIP put_smid_fast_path; 1206 PUT_SMID_IO_FP_HIP put_smid_hi_priority; 1207 PUT_SMID_DEFAULT put_smid_default; 1208 1209 }; 1210 1211 typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1212 u32 reply); 1213 1214 1215 /* base shared API */ 1216 extern struct list_head mpt3sas_ioc_list; 1217 extern char driver_name[MPT_NAME_LENGTH]; 1218 /* spinlock on list operations over IOCs 1219 * Case: when multiple warpdrive cards(IOCs) are in use 1220 * Each IOC will added to the ioc list structure on initialization. 1221 * Watchdog threads run at regular intervals to check IOC for any 1222 * fault conditions which will trigger the dead_ioc thread to 1223 * deallocate pci resource, resulting deleting the IOC netry from list, 1224 * this deletion need to protected by spinlock to enusre that 1225 * ioc removal is syncrhonized, if not synchronized it might lead to 1226 * list_del corruption as the ioc list is traversed in cli path. 1227 */ 1228 extern spinlock_t gioc_lock; 1229 1230 void mpt3sas_base_start_watchdog(struct MPT3SAS_ADAPTER *ioc); 1231 void mpt3sas_base_stop_watchdog(struct MPT3SAS_ADAPTER *ioc); 1232 1233 int mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc); 1234 void mpt3sas_base_detach(struct MPT3SAS_ADAPTER *ioc); 1235 int mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc); 1236 void mpt3sas_base_free_resources(struct MPT3SAS_ADAPTER *ioc); 1237 int mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, 1238 enum reset_type type); 1239 1240 void *mpt3sas_base_get_msg_frame(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1241 void *mpt3sas_base_get_sense_buffer(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1242 __le32 mpt3sas_base_get_sense_buffer_dma(struct MPT3SAS_ADAPTER *ioc, 1243 u16 smid); 1244 1245 void mpt3sas_base_sync_reply_irqs(struct MPT3SAS_ADAPTER *ioc); 1246 1247 /* hi-priority queue */ 1248 u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); 1249 u16 mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx, 1250 struct scsi_cmnd *scmd); 1251 1252 u16 mpt3sas_base_get_smid(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); 1253 void mpt3sas_base_free_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1254 void mpt3sas_base_initialize_callback_handler(void); 1255 u8 mpt3sas_base_register_callback_handler(MPT_CALLBACK cb_func); 1256 void mpt3sas_base_release_callback_handler(u8 cb_idx); 1257 1258 u8 mpt3sas_base_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1259 u32 reply); 1260 u8 mpt3sas_port_enable_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, 1261 u8 msix_index, u32 reply); 1262 void *mpt3sas_base_get_reply_virt_addr(struct MPT3SAS_ADAPTER *ioc, 1263 u32 phys_addr); 1264 1265 u32 mpt3sas_base_get_iocstate(struct MPT3SAS_ADAPTER *ioc, int cooked); 1266 1267 void mpt3sas_base_fault_info(struct MPT3SAS_ADAPTER *ioc , u16 fault_code); 1268 int mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc, 1269 Mpi2SasIoUnitControlReply_t *mpi_reply, 1270 Mpi2SasIoUnitControlRequest_t *mpi_request); 1271 int mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc, 1272 Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request); 1273 1274 void mpt3sas_base_validate_event_type(struct MPT3SAS_ADAPTER *ioc, 1275 u32 *event_type); 1276 1277 void mpt3sas_halt_firmware(struct MPT3SAS_ADAPTER *ioc); 1278 1279 void mpt3sas_base_update_missing_delay(struct MPT3SAS_ADAPTER *ioc, 1280 u16 device_missing_delay, u8 io_missing_delay); 1281 1282 int mpt3sas_port_enable(struct MPT3SAS_ADAPTER *ioc); 1283 1284 1285 /* scsih shared API */ 1286 u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, 1287 u32 reply); 1288 void mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase); 1289 1290 int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, 1291 uint channel, uint id, uint lun, u8 type, u16 smid_task, 1292 ulong timeout); 1293 int mpt3sas_scsih_issue_locked_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, 1294 uint channel, uint id, uint lun, u8 type, u16 smid_task, 1295 ulong timeout); 1296 1297 void mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1298 void mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1299 void mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1300 void mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, 1301 u64 sas_address); 1302 u8 mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, 1303 u16 smid); 1304 1305 struct _sas_node *mpt3sas_scsih_expander_find_by_handle( 1306 struct MPT3SAS_ADAPTER *ioc, u16 handle); 1307 struct _sas_node *mpt3sas_scsih_expander_find_by_sas_address( 1308 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1309 struct _sas_device *mpt3sas_get_sdev_by_addr( 1310 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1311 struct _sas_device *__mpt3sas_get_sdev_by_addr( 1312 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1313 1314 void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc); 1315 struct _raid_device * 1316 mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1317 1318 /* config shared API */ 1319 u8 mpt3sas_config_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1320 u32 reply); 1321 int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc, 1322 u8 *num_phys); 1323 int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc, 1324 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page); 1325 int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc, 1326 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page, 1327 u16 sz); 1328 int mpt3sas_config_get_manufacturing_pg10(struct MPT3SAS_ADAPTER *ioc, 1329 Mpi2ConfigReply_t *mpi_reply, 1330 struct Mpi2ManufacturingPage10_t *config_page); 1331 1332 int mpt3sas_config_get_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc, 1333 Mpi2ConfigReply_t *mpi_reply, 1334 struct Mpi2ManufacturingPage11_t *config_page); 1335 int mpt3sas_config_set_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc, 1336 Mpi2ConfigReply_t *mpi_reply, 1337 struct Mpi2ManufacturingPage11_t *config_page); 1338 1339 int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1340 *mpi_reply, Mpi2BiosPage2_t *config_page); 1341 int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1342 *mpi_reply, Mpi2BiosPage3_t *config_page); 1343 int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1344 *mpi_reply, Mpi2IOUnitPage0_t *config_page); 1345 int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc, 1346 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage0_t *config_page, 1347 u32 form, u32 handle); 1348 int mpt3sas_config_get_sas_device_pg1(struct MPT3SAS_ADAPTER *ioc, 1349 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage1_t *config_page, 1350 u32 form, u32 handle); 1351 int mpt3sas_config_get_sas_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, 1352 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, 1353 u16 sz); 1354 int mpt3sas_config_get_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1355 *mpi_reply, Mpi2IOUnitPage1_t *config_page); 1356 int mpt3sas_config_get_iounit_pg3(struct MPT3SAS_ADAPTER *ioc, 1357 Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz); 1358 int mpt3sas_config_set_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1359 *mpi_reply, Mpi2IOUnitPage1_t *config_page); 1360 int mpt3sas_config_get_iounit_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1361 *mpi_reply, Mpi2IOUnitPage8_t *config_page); 1362 int mpt3sas_config_get_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, 1363 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, 1364 u16 sz); 1365 int mpt3sas_config_set_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, 1366 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, 1367 u16 sz); 1368 int mpt3sas_config_get_ioc_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1369 *mpi_reply, Mpi2IOCPage8_t *config_page); 1370 int mpt3sas_config_get_expander_pg0(struct MPT3SAS_ADAPTER *ioc, 1371 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage0_t *config_page, 1372 u32 form, u32 handle); 1373 int mpt3sas_config_get_expander_pg1(struct MPT3SAS_ADAPTER *ioc, 1374 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage1_t *config_page, 1375 u32 phy_number, u16 handle); 1376 int mpt3sas_config_get_enclosure_pg0(struct MPT3SAS_ADAPTER *ioc, 1377 Mpi2ConfigReply_t *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, 1378 u32 form, u32 handle); 1379 int mpt3sas_config_get_phy_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1380 *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number); 1381 int mpt3sas_config_get_phy_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1382 *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number); 1383 int mpt3sas_config_get_raid_volume_pg1(struct MPT3SAS_ADAPTER *ioc, 1384 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, 1385 u32 handle); 1386 int mpt3sas_config_get_number_pds(struct MPT3SAS_ADAPTER *ioc, u16 handle, 1387 u8 *num_pds); 1388 int mpt3sas_config_get_raid_volume_pg0(struct MPT3SAS_ADAPTER *ioc, 1389 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, 1390 u32 handle, u16 sz); 1391 int mpt3sas_config_get_phys_disk_pg0(struct MPT3SAS_ADAPTER *ioc, 1392 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, 1393 u32 form, u32 form_specific); 1394 int mpt3sas_config_get_volume_handle(struct MPT3SAS_ADAPTER *ioc, u16 pd_handle, 1395 u16 *volume_handle); 1396 int mpt3sas_config_get_volume_wwid(struct MPT3SAS_ADAPTER *ioc, 1397 u16 volume_handle, u64 *wwid); 1398 1399 /* ctl shared API */ 1400 extern struct device_attribute *mpt3sas_host_attrs[]; 1401 extern struct device_attribute *mpt3sas_dev_attrs[]; 1402 void mpt3sas_ctl_init(ushort hbas_to_enumerate); 1403 void mpt3sas_ctl_exit(ushort hbas_to_enumerate); 1404 u8 mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1405 u32 reply); 1406 void mpt3sas_ctl_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase); 1407 u8 mpt3sas_ctl_event_callback(struct MPT3SAS_ADAPTER *ioc, 1408 u8 msix_index, u32 reply); 1409 void mpt3sas_ctl_add_to_event_log(struct MPT3SAS_ADAPTER *ioc, 1410 Mpi2EventNotificationReply_t *mpi_reply); 1411 1412 void mpt3sas_enable_diag_buffer(struct MPT3SAS_ADAPTER *ioc, 1413 u8 bits_to_regsiter); 1414 int mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type, 1415 u8 *issue_reset); 1416 1417 /* transport shared API */ 1418 extern struct scsi_transport_template *mpt3sas_transport_template; 1419 u8 mpt3sas_transport_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1420 u32 reply); 1421 struct _sas_port *mpt3sas_transport_port_add(struct MPT3SAS_ADAPTER *ioc, 1422 u16 handle, u64 sas_address); 1423 void mpt3sas_transport_port_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, 1424 u64 sas_address_parent); 1425 int mpt3sas_transport_add_host_phy(struct MPT3SAS_ADAPTER *ioc, struct _sas_phy 1426 *mpt3sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev); 1427 int mpt3sas_transport_add_expander_phy(struct MPT3SAS_ADAPTER *ioc, 1428 struct _sas_phy *mpt3sas_phy, Mpi2ExpanderPage1_t expander_pg1, 1429 struct device *parent_dev); 1430 void mpt3sas_transport_update_links(struct MPT3SAS_ADAPTER *ioc, 1431 u64 sas_address, u16 handle, u8 phy_number, u8 link_rate); 1432 extern struct sas_function_template mpt3sas_transport_functions; 1433 extern struct scsi_transport_template *mpt3sas_transport_template; 1434 extern int scsi_internal_device_block(struct scsi_device *sdev); 1435 extern int scsi_internal_device_unblock(struct scsi_device *sdev, 1436 enum scsi_device_state new_state); 1437 /* trigger data externs */ 1438 void mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc, 1439 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data); 1440 void mpt3sas_process_trigger_data(struct MPT3SAS_ADAPTER *ioc, 1441 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data); 1442 void mpt3sas_trigger_master(struct MPT3SAS_ADAPTER *ioc, 1443 u32 tigger_bitmask); 1444 void mpt3sas_trigger_event(struct MPT3SAS_ADAPTER *ioc, u16 event, 1445 u16 log_entry_qualifier); 1446 void mpt3sas_trigger_scsi(struct MPT3SAS_ADAPTER *ioc, u8 sense_key, 1447 u8 asc, u8 ascq); 1448 void mpt3sas_trigger_mpi(struct MPT3SAS_ADAPTER *ioc, u16 ioc_status, 1449 u32 loginfo); 1450 1451 /* warpdrive APIs */ 1452 u8 mpt3sas_get_num_volumes(struct MPT3SAS_ADAPTER *ioc); 1453 void mpt3sas_init_warpdrive_properties(struct MPT3SAS_ADAPTER *ioc, 1454 struct _raid_device *raid_device); 1455 u8 1456 mpt3sas_scsi_direct_io_get(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1457 void 1458 mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io); 1459 void 1460 mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, 1461 struct _raid_device *raid_device, Mpi2SCSIIORequest_t *mpi_request, 1462 u16 smid); 1463 1464 /* NCQ Prio Handling Check */ 1465 bool scsih_ncq_prio_supp(struct scsi_device *sdev); 1466 1467 #endif /* MPT3SAS_BASE_H_INCLUDED */ 1468