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 #include "mpi/mpi2_pci.h" 58 #include "mpi/mpi2_image.h" 59 60 #include <scsi/scsi.h> 61 #include <scsi/scsi_cmnd.h> 62 #include <scsi/scsi_device.h> 63 #include <scsi/scsi_host.h> 64 #include <scsi/scsi_tcq.h> 65 #include <scsi/scsi_transport_sas.h> 66 #include <scsi/scsi_dbg.h> 67 #include <scsi/scsi_eh.h> 68 #include <linux/pci.h> 69 #include <linux/poll.h> 70 #include <linux/irq_poll.h> 71 72 #include "mpt3sas_debug.h" 73 #include "mpt3sas_trigger_diag.h" 74 75 /* driver versioning info */ 76 #define MPT3SAS_DRIVER_NAME "mpt3sas" 77 #define MPT3SAS_AUTHOR "Avago Technologies <MPT-FusionLinux.pdl@avagotech.com>" 78 #define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver" 79 #define MPT3SAS_DRIVER_VERSION "34.100.00.00" 80 #define MPT3SAS_MAJOR_VERSION 34 81 #define MPT3SAS_MINOR_VERSION 100 82 #define MPT3SAS_BUILD_VERSION 0 83 #define MPT3SAS_RELEASE_VERSION 00 84 85 #define MPT2SAS_DRIVER_NAME "mpt2sas" 86 #define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver" 87 #define MPT2SAS_DRIVER_VERSION "20.102.00.00" 88 #define MPT2SAS_MAJOR_VERSION 20 89 #define MPT2SAS_MINOR_VERSION 102 90 #define MPT2SAS_BUILD_VERSION 0 91 #define MPT2SAS_RELEASE_VERSION 00 92 93 /* CoreDump: Default timeout */ 94 #define MPT3SAS_DEFAULT_COREDUMP_TIMEOUT_SECONDS (15) /*15 seconds*/ 95 #define MPT3SAS_COREDUMP_LOOP_DONE (0xFF) 96 97 /* 98 * Set MPT3SAS_SG_DEPTH value based on user input. 99 */ 100 #define MPT_MAX_PHYS_SEGMENTS SG_CHUNK_SIZE 101 #define MPT_MIN_PHYS_SEGMENTS 16 102 #define MPT_KDUMP_MIN_PHYS_SEGMENTS 32 103 104 #define MCPU_MAX_CHAINS_PER_IO 3 105 106 #ifdef CONFIG_SCSI_MPT3SAS_MAX_SGE 107 #define MPT3SAS_SG_DEPTH CONFIG_SCSI_MPT3SAS_MAX_SGE 108 #else 109 #define MPT3SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS 110 #endif 111 112 #ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE 113 #define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE 114 #else 115 #define MPT2SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS 116 #endif 117 118 /* 119 * Generic Defines 120 */ 121 #define MPT3SAS_SATA_QUEUE_DEPTH 32 122 #define MPT3SAS_SAS_QUEUE_DEPTH 254 123 #define MPT3SAS_RAID_QUEUE_DEPTH 128 124 #define MPT3SAS_KDUMP_SCSI_IO_DEPTH 200 125 126 #define MPT3SAS_RAID_MAX_SECTORS 8192 127 #define MPT3SAS_HOST_PAGE_SIZE_4K 12 128 #define MPT3SAS_NVME_QUEUE_DEPTH 128 129 #define MPT_NAME_LENGTH 32 /* generic length of strings */ 130 #define MPT_STRING_LENGTH 64 131 #define MPI_FRAME_START_OFFSET 256 132 #define REPLY_FREE_POOL_SIZE 512 /*(32 maxcredix *4)*(4 times)*/ 133 134 #define MPT_MAX_CALLBACKS 32 135 136 #define INTERNAL_CMDS_COUNT 10 /* reserved cmds */ 137 /* reserved for issuing internally framed scsi io cmds */ 138 #define INTERNAL_SCSIIO_CMDS_COUNT 3 139 140 #define MPI3_HIM_MASK 0xFFFFFFFF /* mask every bit*/ 141 142 #define MPT3SAS_INVALID_DEVICE_HANDLE 0xFFFF 143 144 #define MAX_CHAIN_ELEMT_SZ 16 145 #define DEFAULT_NUM_FWCHAIN_ELEMTS 8 146 147 #define IO_UNIT_CONTROL_SHUTDOWN_TIMEOUT 6 148 #define FW_IMG_HDR_READ_TIMEOUT 15 149 150 #define IOC_OPERATIONAL_WAIT_COUNT 10 151 152 /* 153 * NVMe defines 154 */ 155 #define NVME_PRP_SIZE 8 /* PRP size */ 156 #define NVME_ERROR_RESPONSE_SIZE 16 /* Max NVME Error Response */ 157 #define NVME_TASK_ABORT_MIN_TIMEOUT 6 158 #define NVME_TASK_ABORT_MAX_TIMEOUT 60 159 #define NVME_TASK_MNGT_CUSTOM_MASK (0x0010) 160 #define NVME_PRP_PAGE_SIZE 4096 /* Page size */ 161 162 struct mpt3sas_nvme_cmd { 163 u8 rsvd[24]; 164 __le64 prp1; 165 __le64 prp2; 166 }; 167 168 /* 169 * logging format 170 */ 171 #define ioc_err(ioc, fmt, ...) \ 172 pr_err("%s: " fmt, (ioc)->name, ##__VA_ARGS__) 173 #define ioc_notice(ioc, fmt, ...) \ 174 pr_notice("%s: " fmt, (ioc)->name, ##__VA_ARGS__) 175 #define ioc_warn(ioc, fmt, ...) \ 176 pr_warn("%s: " fmt, (ioc)->name, ##__VA_ARGS__) 177 #define ioc_info(ioc, fmt, ...) \ 178 pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__) 179 180 /* 181 * WarpDrive Specific Log codes 182 */ 183 184 #define MPT2_WARPDRIVE_LOGENTRY (0x8002) 185 #define MPT2_WARPDRIVE_LC_SSDT (0x41) 186 #define MPT2_WARPDRIVE_LC_SSDLW (0x43) 187 #define MPT2_WARPDRIVE_LC_SSDLF (0x44) 188 #define MPT2_WARPDRIVE_LC_BRMF (0x4D) 189 190 /* 191 * per target private data 192 */ 193 #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01 194 #define MPT_TARGET_FLAGS_VOLUME 0x02 195 #define MPT_TARGET_FLAGS_DELETED 0x04 196 #define MPT_TARGET_FASTPATH_IO 0x08 197 #define MPT_TARGET_FLAGS_PCIE_DEVICE 0x10 198 199 #define SAS2_PCI_DEVICE_B0_REVISION (0x01) 200 #define SAS3_PCI_DEVICE_C0_REVISION (0x02) 201 202 /* Atlas PCIe Switch Management Port */ 203 #define MPI26_ATLAS_PCIe_SWITCH_DEVID (0x00B2) 204 205 /* 206 * Intel HBA branding 207 */ 208 #define MPT2SAS_INTEL_RMS25JB080_BRANDING \ 209 "Intel(R) Integrated RAID Module RMS25JB080" 210 #define MPT2SAS_INTEL_RMS25JB040_BRANDING \ 211 "Intel(R) Integrated RAID Module RMS25JB040" 212 #define MPT2SAS_INTEL_RMS25KB080_BRANDING \ 213 "Intel(R) Integrated RAID Module RMS25KB080" 214 #define MPT2SAS_INTEL_RMS25KB040_BRANDING \ 215 "Intel(R) Integrated RAID Module RMS25KB040" 216 #define MPT2SAS_INTEL_RMS25LB040_BRANDING \ 217 "Intel(R) Integrated RAID Module RMS25LB040" 218 #define MPT2SAS_INTEL_RMS25LB080_BRANDING \ 219 "Intel(R) Integrated RAID Module RMS25LB080" 220 #define MPT2SAS_INTEL_RMS2LL080_BRANDING \ 221 "Intel Integrated RAID Module RMS2LL080" 222 #define MPT2SAS_INTEL_RMS2LL040_BRANDING \ 223 "Intel Integrated RAID Module RMS2LL040" 224 #define MPT2SAS_INTEL_RS25GB008_BRANDING \ 225 "Intel(R) RAID Controller RS25GB008" 226 #define MPT2SAS_INTEL_SSD910_BRANDING \ 227 "Intel(R) SSD 910 Series" 228 229 #define MPT3SAS_INTEL_RMS3JC080_BRANDING \ 230 "Intel(R) Integrated RAID Module RMS3JC080" 231 #define MPT3SAS_INTEL_RS3GC008_BRANDING \ 232 "Intel(R) RAID Controller RS3GC008" 233 #define MPT3SAS_INTEL_RS3FC044_BRANDING \ 234 "Intel(R) RAID Controller RS3FC044" 235 #define MPT3SAS_INTEL_RS3UC080_BRANDING \ 236 "Intel(R) RAID Controller RS3UC080" 237 238 /* 239 * Intel HBA SSDIDs 240 */ 241 #define MPT2SAS_INTEL_RMS25JB080_SSDID 0x3516 242 #define MPT2SAS_INTEL_RMS25JB040_SSDID 0x3517 243 #define MPT2SAS_INTEL_RMS25KB080_SSDID 0x3518 244 #define MPT2SAS_INTEL_RMS25KB040_SSDID 0x3519 245 #define MPT2SAS_INTEL_RMS25LB040_SSDID 0x351A 246 #define MPT2SAS_INTEL_RMS25LB080_SSDID 0x351B 247 #define MPT2SAS_INTEL_RMS2LL080_SSDID 0x350E 248 #define MPT2SAS_INTEL_RMS2LL040_SSDID 0x350F 249 #define MPT2SAS_INTEL_RS25GB008_SSDID 0x3000 250 #define MPT2SAS_INTEL_SSD910_SSDID 0x3700 251 252 #define MPT3SAS_INTEL_RMS3JC080_SSDID 0x3521 253 #define MPT3SAS_INTEL_RS3GC008_SSDID 0x3522 254 #define MPT3SAS_INTEL_RS3FC044_SSDID 0x3523 255 #define MPT3SAS_INTEL_RS3UC080_SSDID 0x3524 256 257 /* 258 * Dell HBA branding 259 */ 260 #define MPT2SAS_DELL_BRANDING_SIZE 32 261 262 #define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING "Dell 6Gbps SAS HBA" 263 #define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING "Dell PERC H200 Adapter" 264 #define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated" 265 #define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING "Dell PERC H200 Modular" 266 #define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING "Dell PERC H200 Embedded" 267 #define MPT2SAS_DELL_PERC_H200_BRANDING "Dell PERC H200" 268 #define MPT2SAS_DELL_6GBPS_SAS_BRANDING "Dell 6Gbps SAS" 269 270 #define MPT3SAS_DELL_12G_HBA_BRANDING \ 271 "Dell 12Gbps HBA" 272 273 /* 274 * Dell HBA SSDIDs 275 */ 276 #define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID 0x1F1C 277 #define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID 0x1F1D 278 #define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID 0x1F1E 279 #define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID 0x1F1F 280 #define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID 0x1F20 281 #define MPT2SAS_DELL_PERC_H200_SSDID 0x1F21 282 #define MPT2SAS_DELL_6GBPS_SAS_SSDID 0x1F22 283 284 #define MPT3SAS_DELL_12G_HBA_SSDID 0x1F46 285 286 /* 287 * Cisco HBA branding 288 */ 289 #define MPT3SAS_CISCO_12G_8E_HBA_BRANDING \ 290 "Cisco 9300-8E 12G SAS HBA" 291 #define MPT3SAS_CISCO_12G_8I_HBA_BRANDING \ 292 "Cisco 9300-8i 12G SAS HBA" 293 #define MPT3SAS_CISCO_12G_AVILA_HBA_BRANDING \ 294 "Cisco 12G Modular SAS Pass through Controller" 295 #define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_BRANDING \ 296 "UCS C3X60 12G SAS Pass through Controller" 297 /* 298 * Cisco HBA SSSDIDs 299 */ 300 #define MPT3SAS_CISCO_12G_8E_HBA_SSDID 0x14C 301 #define MPT3SAS_CISCO_12G_8I_HBA_SSDID 0x154 302 #define MPT3SAS_CISCO_12G_AVILA_HBA_SSDID 0x155 303 #define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_SSDID 0x156 304 305 /* 306 * status bits for ioc->diag_buffer_status 307 */ 308 #define MPT3_DIAG_BUFFER_IS_REGISTERED (0x01) 309 #define MPT3_DIAG_BUFFER_IS_RELEASED (0x02) 310 #define MPT3_DIAG_BUFFER_IS_DIAG_RESET (0x04) 311 #define MPT3_DIAG_BUFFER_IS_DRIVER_ALLOCATED (0x08) 312 #define MPT3_DIAG_BUFFER_IS_APP_OWNED (0x10) 313 314 /* 315 * HP HBA branding 316 */ 317 #define MPT2SAS_HP_3PAR_SSVID 0x1590 318 319 #define MPT2SAS_HP_2_4_INTERNAL_BRANDING \ 320 "HP H220 Host Bus Adapter" 321 #define MPT2SAS_HP_2_4_EXTERNAL_BRANDING \ 322 "HP H221 Host Bus Adapter" 323 #define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING \ 324 "HP H222 Host Bus Adapter" 325 #define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING \ 326 "HP H220i Host Bus Adapter" 327 #define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING \ 328 "HP H210i Host Bus Adapter" 329 330 /* 331 * HO HBA SSDIDs 332 */ 333 #define MPT2SAS_HP_2_4_INTERNAL_SSDID 0x0041 334 #define MPT2SAS_HP_2_4_EXTERNAL_SSDID 0x0042 335 #define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID 0x0043 336 #define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID 0x0044 337 #define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID 0x0046 338 339 /* 340 * Combined Reply Queue constants, 341 * There are twelve Supplemental Reply Post Host Index Registers 342 * and each register is at offset 0x10 bytes from the previous one. 343 */ 344 #define MAX_COMBINED_MSIX_VECTORS(gen35) ((gen35 == 1) ? 16 : 8) 345 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3 12 346 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35 16 347 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_OFFSET (0x10) 348 349 /* OEM Identifiers */ 350 #define MFG10_OEM_ID_INVALID (0x00000000) 351 #define MFG10_OEM_ID_DELL (0x00000001) 352 #define MFG10_OEM_ID_FSC (0x00000002) 353 #define MFG10_OEM_ID_SUN (0x00000003) 354 #define MFG10_OEM_ID_IBM (0x00000004) 355 356 /* GENERIC Flags 0*/ 357 #define MFG10_GF0_OCE_DISABLED (0x00000001) 358 #define MFG10_GF0_R1E_DRIVE_COUNT (0x00000002) 359 #define MFG10_GF0_R10_DISPLAY (0x00000004) 360 #define MFG10_GF0_SSD_DATA_SCRUB_DISABLE (0x00000008) 361 #define MFG10_GF0_SINGLE_DRIVE_R0 (0x00000010) 362 363 #define VIRTUAL_IO_FAILED_RETRY (0x32010081) 364 365 /* High IOPs definitions */ 366 #define MPT3SAS_DEVICE_HIGH_IOPS_DEPTH 8 367 #define MPT3SAS_HIGH_IOPS_REPLY_QUEUES 8 368 #define MPT3SAS_HIGH_IOPS_BATCH_COUNT 16 369 #define MPT3SAS_GEN35_MAX_MSIX_QUEUES 128 370 #define RDPQ_MAX_INDEX_IN_ONE_CHUNK 16 371 372 /* OEM Specific Flags will come from OEM specific header files */ 373 struct Mpi2ManufacturingPage10_t { 374 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */ 375 U8 OEMIdentifier; /* 04h */ 376 U8 Reserved1; /* 05h */ 377 U16 Reserved2; /* 08h */ 378 U32 Reserved3; /* 0Ch */ 379 U32 GenericFlags0; /* 10h */ 380 U32 GenericFlags1; /* 14h */ 381 U32 Reserved4; /* 18h */ 382 U32 OEMSpecificFlags0; /* 1Ch */ 383 U32 OEMSpecificFlags1; /* 20h */ 384 U32 Reserved5[18]; /* 24h - 60h*/ 385 }; 386 387 388 /* Miscellaneous options */ 389 struct Mpi2ManufacturingPage11_t { 390 MPI2_CONFIG_PAGE_HEADER Header; /* 00h */ 391 __le32 Reserved1; /* 04h */ 392 u8 Reserved2; /* 08h */ 393 u8 EEDPTagMode; /* 09h */ 394 u8 Reserved3; /* 0Ah */ 395 u8 Reserved4; /* 0Bh */ 396 __le32 Reserved5[8]; /* 0Ch-2Ch */ 397 u16 AddlFlags2; /* 2Ch */ 398 u8 AddlFlags3; /* 2Eh */ 399 u8 Reserved6; /* 2Fh */ 400 __le32 Reserved7[7]; /* 30h - 4Bh */ 401 u8 NVMeAbortTO; /* 4Ch */ 402 u8 NumPerDevEvents; /* 4Dh */ 403 u8 HostTraceBufferDecrementSizeKB; /* 4Eh */ 404 u8 HostTraceBufferFlags; /* 4Fh */ 405 u16 HostTraceBufferMaxSizeKB; /* 50h */ 406 u16 HostTraceBufferMinSizeKB; /* 52h */ 407 u8 CoreDumpTOSec; /* 54h */ 408 u8 Reserved8; /* 55h */ 409 u16 Reserved9; /* 56h */ 410 __le32 Reserved10; /* 58h */ 411 }; 412 413 /** 414 * struct MPT3SAS_TARGET - starget private hostdata 415 * @starget: starget object 416 * @sas_address: target sas address 417 * @raid_device: raid_device pointer to access volume data 418 * @handle: device handle 419 * @num_luns: number luns 420 * @flags: MPT_TARGET_FLAGS_XXX flags 421 * @deleted: target flaged for deletion 422 * @tm_busy: target is busy with TM request. 423 * @sas_dev: The sas_device associated with this target 424 * @pcie_dev: The pcie device associated with this target 425 */ 426 struct MPT3SAS_TARGET { 427 struct scsi_target *starget; 428 u64 sas_address; 429 struct _raid_device *raid_device; 430 u16 handle; 431 int num_luns; 432 u32 flags; 433 u8 deleted; 434 u8 tm_busy; 435 struct _sas_device *sas_dev; 436 struct _pcie_device *pcie_dev; 437 }; 438 439 440 /* 441 * per device private data 442 */ 443 #define MPT_DEVICE_FLAGS_INIT 0x01 444 445 #define MFG_PAGE10_HIDE_SSDS_MASK (0x00000003) 446 #define MFG_PAGE10_HIDE_ALL_DISKS (0x00) 447 #define MFG_PAGE10_EXPOSE_ALL_DISKS (0x01) 448 #define MFG_PAGE10_HIDE_IF_VOL_PRESENT (0x02) 449 450 /** 451 * struct MPT3SAS_DEVICE - sdev private hostdata 452 * @sas_target: starget private hostdata 453 * @lun: lun number 454 * @flags: MPT_DEVICE_XXX flags 455 * @configured_lun: lun is configured 456 * @block: device is in SDEV_BLOCK state 457 * @tlr_snoop_check: flag used in determining whether to disable TLR 458 * @eedp_enable: eedp support enable bit 459 * @eedp_type: 0(type_1), 1(type_2), 2(type_3) 460 * @eedp_block_length: block size 461 * @ata_command_pending: SATL passthrough outstanding for device 462 */ 463 struct MPT3SAS_DEVICE { 464 struct MPT3SAS_TARGET *sas_target; 465 unsigned int lun; 466 u32 flags; 467 u8 configured_lun; 468 u8 block; 469 u8 tlr_snoop_check; 470 u8 ignore_delay_remove; 471 /* Iopriority Command Handling */ 472 u8 ncq_prio_enable; 473 /* 474 * Bug workaround for SATL handling: the mpt2/3sas firmware 475 * doesn't return BUSY or TASK_SET_FULL for subsequent 476 * commands while a SATL pass through is in operation as the 477 * spec requires, it simply does nothing with them until the 478 * pass through completes, causing them possibly to timeout if 479 * the passthrough is a long executing command (like format or 480 * secure erase). This variable allows us to do the right 481 * thing while a SATL command is pending. 482 */ 483 unsigned long ata_command_pending; 484 485 }; 486 487 #define MPT3_CMD_NOT_USED 0x8000 /* free */ 488 #define MPT3_CMD_COMPLETE 0x0001 /* completed */ 489 #define MPT3_CMD_PENDING 0x0002 /* pending */ 490 #define MPT3_CMD_REPLY_VALID 0x0004 /* reply is valid */ 491 #define MPT3_CMD_RESET 0x0008 /* host reset dropped the command */ 492 493 /** 494 * struct _internal_cmd - internal commands struct 495 * @mutex: mutex 496 * @done: completion 497 * @reply: reply message pointer 498 * @sense: sense data 499 * @status: MPT3_CMD_XXX status 500 * @smid: system message id 501 */ 502 struct _internal_cmd { 503 struct mutex mutex; 504 struct completion done; 505 void *reply; 506 void *sense; 507 u16 status; 508 u16 smid; 509 }; 510 511 512 513 /** 514 * struct _sas_device - attached device information 515 * @list: sas device list 516 * @starget: starget object 517 * @sas_address: device sas address 518 * @device_name: retrieved from the SAS IDENTIFY frame. 519 * @handle: device handle 520 * @sas_address_parent: sas address of parent expander or sas host 521 * @enclosure_handle: enclosure handle 522 * @enclosure_logical_id: enclosure logical identifier 523 * @volume_handle: volume handle (valid when hidden raid member) 524 * @volume_wwid: volume unique identifier 525 * @device_info: bitfield provides detailed info about the device 526 * @id: target id 527 * @channel: target channel 528 * @slot: number number 529 * @phy: phy identifier provided in sas device page 0 530 * @responding: used in _scsih_sas_device_mark_responding 531 * @fast_path: fast path feature enable bit 532 * @pfa_led_on: flag for PFA LED status 533 * @pend_sas_rphy_add: flag to check if device is in sas_rphy_add() 534 * addition routine. 535 * @chassis_slot: chassis slot 536 * @is_chassis_slot_valid: chassis slot valid or not 537 */ 538 struct _sas_device { 539 struct list_head list; 540 struct scsi_target *starget; 541 u64 sas_address; 542 u64 device_name; 543 u16 handle; 544 u64 sas_address_parent; 545 u16 enclosure_handle; 546 u64 enclosure_logical_id; 547 u16 volume_handle; 548 u64 volume_wwid; 549 u32 device_info; 550 int id; 551 int channel; 552 u16 slot; 553 u8 phy; 554 u8 responding; 555 u8 fast_path; 556 u8 pfa_led_on; 557 u8 pend_sas_rphy_add; 558 u8 enclosure_level; 559 u8 chassis_slot; 560 u8 is_chassis_slot_valid; 561 u8 connector_name[5]; 562 struct kref refcount; 563 }; 564 565 static inline void sas_device_get(struct _sas_device *s) 566 { 567 kref_get(&s->refcount); 568 } 569 570 static inline void sas_device_free(struct kref *r) 571 { 572 kfree(container_of(r, struct _sas_device, refcount)); 573 } 574 575 static inline void sas_device_put(struct _sas_device *s) 576 { 577 kref_put(&s->refcount, sas_device_free); 578 } 579 580 /* 581 * struct _pcie_device - attached PCIe device information 582 * @list: pcie device list 583 * @starget: starget object 584 * @wwid: device WWID 585 * @handle: device handle 586 * @device_info: bitfield provides detailed info about the device 587 * @id: target id 588 * @channel: target channel 589 * @slot: slot number 590 * @port_num: port number 591 * @responding: used in _scsih_pcie_device_mark_responding 592 * @fast_path: fast path feature enable bit 593 * @nvme_mdts: MaximumDataTransferSize from PCIe Device Page 2 for 594 * NVMe device only 595 * @enclosure_handle: enclosure handle 596 * @enclosure_logical_id: enclosure logical identifier 597 * @enclosure_level: The level of device's enclosure from the controller 598 * @connector_name: ASCII value of the Connector's name 599 * @serial_number: pointer of serial number string allocated runtime 600 * @access_status: Device's Access Status 601 * @shutdown_latency: NVMe device's RTD3 Entry Latency 602 * @refcount: reference count for deletion 603 */ 604 struct _pcie_device { 605 struct list_head list; 606 struct scsi_target *starget; 607 u64 wwid; 608 u16 handle; 609 u32 device_info; 610 int id; 611 int channel; 612 u16 slot; 613 u8 port_num; 614 u8 responding; 615 u8 fast_path; 616 u32 nvme_mdts; 617 u16 enclosure_handle; 618 u64 enclosure_logical_id; 619 u8 enclosure_level; 620 u8 connector_name[4]; 621 u8 *serial_number; 622 u8 reset_timeout; 623 u8 access_status; 624 u16 shutdown_latency; 625 struct kref refcount; 626 }; 627 /** 628 * pcie_device_get - Increment the pcie device reference count 629 * 630 * @p: pcie_device object 631 * 632 * When ever this function called it will increment the 633 * reference count of the pcie device for which this function called. 634 * 635 */ 636 static inline void pcie_device_get(struct _pcie_device *p) 637 { 638 kref_get(&p->refcount); 639 } 640 641 /** 642 * pcie_device_free - Release the pcie device object 643 * @r - kref object 644 * 645 * Free's the pcie device object. It will be called when reference count 646 * reaches to zero. 647 */ 648 static inline void pcie_device_free(struct kref *r) 649 { 650 kfree(container_of(r, struct _pcie_device, refcount)); 651 } 652 653 /** 654 * pcie_device_put - Decrement the pcie device reference count 655 * 656 * @p: pcie_device object 657 * 658 * When ever this function called it will decrement the 659 * reference count of the pcie device for which this function called. 660 * 661 * When refernce count reaches to Zero, this will call pcie_device_free to the 662 * pcie_device object. 663 */ 664 static inline void pcie_device_put(struct _pcie_device *p) 665 { 666 kref_put(&p->refcount, pcie_device_free); 667 } 668 /** 669 * struct _raid_device - raid volume link list 670 * @list: sas device list 671 * @starget: starget object 672 * @sdev: scsi device struct (volumes are single lun) 673 * @wwid: unique identifier for the volume 674 * @handle: device handle 675 * @block_size: Block size of the volume 676 * @id: target id 677 * @channel: target channel 678 * @volume_type: the raid level 679 * @device_info: bitfield provides detailed info about the hidden components 680 * @num_pds: number of hidden raid components 681 * @responding: used in _scsih_raid_device_mark_responding 682 * @percent_complete: resync percent complete 683 * @direct_io_enabled: Whether direct io to PDs are allowed or not 684 * @stripe_exponent: X where 2powX is the stripe sz in blocks 685 * @block_exponent: X where 2powX is the block sz in bytes 686 * @max_lba: Maximum number of LBA in the volume 687 * @stripe_sz: Stripe Size of the volume 688 * @device_info: Device info of the volume member disk 689 * @pd_handle: Array of handles of the physical drives for direct I/O in le16 690 */ 691 #define MPT_MAX_WARPDRIVE_PDS 8 692 struct _raid_device { 693 struct list_head list; 694 struct scsi_target *starget; 695 struct scsi_device *sdev; 696 u64 wwid; 697 u16 handle; 698 u16 block_sz; 699 int id; 700 int channel; 701 u8 volume_type; 702 u8 num_pds; 703 u8 responding; 704 u8 percent_complete; 705 u8 direct_io_enabled; 706 u8 stripe_exponent; 707 u8 block_exponent; 708 u64 max_lba; 709 u32 stripe_sz; 710 u32 device_info; 711 u16 pd_handle[MPT_MAX_WARPDRIVE_PDS]; 712 }; 713 714 /** 715 * struct _boot_device - boot device info 716 * 717 * @channel: sas, raid, or pcie channel 718 * @device: holds pointer for struct _sas_device, struct _raid_device or 719 * struct _pcie_device 720 */ 721 struct _boot_device { 722 int channel; 723 void *device; 724 }; 725 726 /** 727 * struct _sas_port - wide/narrow sas port information 728 * @port_list: list of ports belonging to expander 729 * @num_phys: number of phys belonging to this port 730 * @remote_identify: attached device identification 731 * @rphy: sas transport rphy object 732 * @port: sas transport wide/narrow port object 733 * @phy_list: _sas_phy list objects belonging to this port 734 */ 735 struct _sas_port { 736 struct list_head port_list; 737 u8 num_phys; 738 struct sas_identify remote_identify; 739 struct sas_rphy *rphy; 740 struct sas_port *port; 741 struct list_head phy_list; 742 }; 743 744 /** 745 * struct _sas_phy - phy information 746 * @port_siblings: list of phys belonging to a port 747 * @identify: phy identification 748 * @remote_identify: attached device identification 749 * @phy: sas transport phy object 750 * @phy_id: unique phy id 751 * @handle: device handle for this phy 752 * @attached_handle: device handle for attached device 753 * @phy_belongs_to_port: port has been created for this phy 754 */ 755 struct _sas_phy { 756 struct list_head port_siblings; 757 struct sas_identify identify; 758 struct sas_identify remote_identify; 759 struct sas_phy *phy; 760 u8 phy_id; 761 u16 handle; 762 u16 attached_handle; 763 u8 phy_belongs_to_port; 764 }; 765 766 /** 767 * struct _sas_node - sas_host/expander information 768 * @list: list of expanders 769 * @parent_dev: parent device class 770 * @num_phys: number phys belonging to this sas_host/expander 771 * @sas_address: sas address of this sas_host/expander 772 * @handle: handle for this sas_host/expander 773 * @sas_address_parent: sas address of parent expander or sas host 774 * @enclosure_handle: handle for this a member of an enclosure 775 * @device_info: bitwise defining capabilities of this sas_host/expander 776 * @responding: used in _scsih_expander_device_mark_responding 777 * @phy: a list of phys that make up this sas_host/expander 778 * @sas_port_list: list of ports attached to this sas_host/expander 779 */ 780 struct _sas_node { 781 struct list_head list; 782 struct device *parent_dev; 783 u8 num_phys; 784 u64 sas_address; 785 u16 handle; 786 u64 sas_address_parent; 787 u16 enclosure_handle; 788 u64 enclosure_logical_id; 789 u8 responding; 790 struct _sas_phy *phy; 791 struct list_head sas_port_list; 792 }; 793 794 795 /** 796 * struct _enclosure_node - enclosure information 797 * @list: list of enclosures 798 * @pg0: enclosure pg0; 799 */ 800 struct _enclosure_node { 801 struct list_head list; 802 Mpi2SasEnclosurePage0_t pg0; 803 }; 804 805 /** 806 * enum reset_type - reset state 807 * @FORCE_BIG_HAMMER: issue diagnostic reset 808 * @SOFT_RESET: issue message_unit_reset, if fails to to big hammer 809 */ 810 enum reset_type { 811 FORCE_BIG_HAMMER, 812 SOFT_RESET, 813 }; 814 815 /** 816 * struct pcie_sg_list - PCIe SGL buffer (contiguous per I/O) 817 * @pcie_sgl: PCIe native SGL for NVMe devices 818 * @pcie_sgl_dma: physical address 819 */ 820 struct pcie_sg_list { 821 void *pcie_sgl; 822 dma_addr_t pcie_sgl_dma; 823 }; 824 825 /** 826 * struct chain_tracker - firmware chain tracker 827 * @chain_buffer: chain buffer 828 * @chain_buffer_dma: physical address 829 * @tracker_list: list of free request (ioc->free_chain_list) 830 */ 831 struct chain_tracker { 832 void *chain_buffer; 833 dma_addr_t chain_buffer_dma; 834 }; 835 836 struct chain_lookup { 837 struct chain_tracker *chains_per_smid; 838 atomic_t chain_offset; 839 }; 840 841 /** 842 * struct scsiio_tracker - scsi mf request tracker 843 * @smid: system message id 844 * @cb_idx: callback index 845 * @direct_io: To indicate whether I/O is direct (WARPDRIVE) 846 * @chain_list: list of associated firmware chain tracker 847 * @msix_io: IO's msix 848 */ 849 struct scsiio_tracker { 850 u16 smid; 851 struct scsi_cmnd *scmd; 852 u8 cb_idx; 853 u8 direct_io; 854 struct pcie_sg_list pcie_sg_list; 855 struct list_head chain_list; 856 u16 msix_io; 857 }; 858 859 /** 860 * struct request_tracker - firmware request tracker 861 * @smid: system message id 862 * @cb_idx: callback index 863 * @tracker_list: list of free request (ioc->free_list) 864 */ 865 struct request_tracker { 866 u16 smid; 867 u8 cb_idx; 868 struct list_head tracker_list; 869 }; 870 871 /** 872 * struct _tr_list - target reset list 873 * @handle: device handle 874 * @state: state machine 875 */ 876 struct _tr_list { 877 struct list_head list; 878 u16 handle; 879 u16 state; 880 }; 881 882 /** 883 * struct _sc_list - delayed SAS_IO_UNIT_CONTROL message list 884 * @handle: device handle 885 */ 886 struct _sc_list { 887 struct list_head list; 888 u16 handle; 889 }; 890 891 /** 892 * struct _event_ack_list - delayed event acknowledgment list 893 * @Event: Event ID 894 * @EventContext: used to track the event uniquely 895 */ 896 struct _event_ack_list { 897 struct list_head list; 898 U16 Event; 899 U32 EventContext; 900 }; 901 902 /** 903 * struct adapter_reply_queue - the reply queue struct 904 * @ioc: per adapter object 905 * @msix_index: msix index into vector table 906 * @vector: irq vector 907 * @reply_post_host_index: head index in the pool where FW completes IO 908 * @reply_post_free: reply post base virt address 909 * @name: the name registered to request_irq() 910 * @busy: isr is actively processing replies on another cpu 911 * @os_irq: irq number 912 * @irqpoll: irq_poll object 913 * @irq_poll_scheduled: Tells whether irq poll is scheduled or not 914 * @list: this list 915 */ 916 struct adapter_reply_queue { 917 struct MPT3SAS_ADAPTER *ioc; 918 u8 msix_index; 919 u32 reply_post_host_index; 920 Mpi2ReplyDescriptorsUnion_t *reply_post_free; 921 char name[MPT_NAME_LENGTH]; 922 atomic_t busy; 923 u32 os_irq; 924 struct irq_poll irqpoll; 925 bool irq_poll_scheduled; 926 bool irq_line_enable; 927 struct list_head list; 928 }; 929 930 typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); 931 932 /* SAS3.0 support */ 933 typedef int (*MPT_BUILD_SG_SCMD)(struct MPT3SAS_ADAPTER *ioc, 934 struct scsi_cmnd *scmd, u16 smid, struct _pcie_device *pcie_device); 935 typedef void (*MPT_BUILD_SG)(struct MPT3SAS_ADAPTER *ioc, void *psge, 936 dma_addr_t data_out_dma, size_t data_out_sz, 937 dma_addr_t data_in_dma, size_t data_in_sz); 938 typedef void (*MPT_BUILD_ZERO_LEN_SGE)(struct MPT3SAS_ADAPTER *ioc, 939 void *paddr); 940 941 /* SAS3.5 support */ 942 typedef void (*NVME_BUILD_PRP)(struct MPT3SAS_ADAPTER *ioc, u16 smid, 943 Mpi26NVMeEncapsulatedRequest_t *nvme_encap_request, 944 dma_addr_t data_out_dma, size_t data_out_sz, dma_addr_t data_in_dma, 945 size_t data_in_sz); 946 947 /* To support atomic and non atomic descriptors*/ 948 typedef void (*PUT_SMID_IO_FP_HIP) (struct MPT3SAS_ADAPTER *ioc, u16 smid, 949 u16 funcdep); 950 typedef void (*PUT_SMID_DEFAULT) (struct MPT3SAS_ADAPTER *ioc, u16 smid); 951 typedef u32 (*BASE_READ_REG) (const volatile void __iomem *addr); 952 /* 953 * To get high iops reply queue's msix index when high iops mode is enabled 954 * else get the msix index of general reply queues. 955 */ 956 typedef u8 (*GET_MSIX_INDEX) (struct MPT3SAS_ADAPTER *ioc, 957 struct scsi_cmnd *scmd); 958 959 /* IOC Facts and Port Facts converted from little endian to cpu */ 960 union mpi3_version_union { 961 MPI2_VERSION_STRUCT Struct; 962 u32 Word; 963 }; 964 965 struct mpt3sas_facts { 966 u16 MsgVersion; 967 u16 HeaderVersion; 968 u8 IOCNumber; 969 u8 VP_ID; 970 u8 VF_ID; 971 u16 IOCExceptions; 972 u16 IOCStatus; 973 u32 IOCLogInfo; 974 u8 MaxChainDepth; 975 u8 WhoInit; 976 u8 NumberOfPorts; 977 u8 MaxMSIxVectors; 978 u16 RequestCredit; 979 u16 ProductID; 980 u32 IOCCapabilities; 981 union mpi3_version_union FWVersion; 982 u16 IOCRequestFrameSize; 983 u16 IOCMaxChainSegmentSize; 984 u16 MaxInitiators; 985 u16 MaxTargets; 986 u16 MaxSasExpanders; 987 u16 MaxEnclosures; 988 u16 ProtocolFlags; 989 u16 HighPriorityCredit; 990 u16 MaxReplyDescriptorPostQueueDepth; 991 u8 ReplyFrameSize; 992 u8 MaxVolumes; 993 u16 MaxDevHandle; 994 u16 MaxPersistentEntries; 995 u16 MinDevHandle; 996 u8 CurrentHostPageSize; 997 }; 998 999 struct mpt3sas_port_facts { 1000 u8 PortNumber; 1001 u8 VP_ID; 1002 u8 VF_ID; 1003 u8 PortType; 1004 u16 MaxPostedCmdBuffers; 1005 }; 1006 1007 struct reply_post_struct { 1008 Mpi2ReplyDescriptorsUnion_t *reply_post_free; 1009 dma_addr_t reply_post_free_dma; 1010 }; 1011 1012 typedef void (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc); 1013 /** 1014 * struct MPT3SAS_ADAPTER - per adapter struct 1015 * @list: ioc_list 1016 * @shost: shost object 1017 * @id: unique adapter id 1018 * @cpu_count: number online cpus 1019 * @name: generic ioc string 1020 * @tmp_string: tmp string used for logging 1021 * @pdev: pci pdev object 1022 * @pio_chip: physical io register space 1023 * @chip: memory mapped register space 1024 * @chip_phys: physical addrss prior to mapping 1025 * @logging_level: see mpt3sas_debug.h 1026 * @fwfault_debug: debuging FW timeouts 1027 * @ir_firmware: IR firmware present 1028 * @bars: bitmask of BAR's that must be configured 1029 * @mask_interrupts: ignore interrupt 1030 * @pci_access_mutex: Mutex to synchronize ioctl, sysfs show path and 1031 * pci resource handling 1032 * @fault_reset_work_q_name: fw fault work queue 1033 * @fault_reset_work_q: "" 1034 * @fault_reset_work: "" 1035 * @firmware_event_name: fw event work queue 1036 * @firmware_event_thread: "" 1037 * @fw_event_lock: 1038 * @fw_event_list: list of fw events 1039 * @aen_event_read_flag: event log was read 1040 * @broadcast_aen_busy: broadcast aen waiting to be serviced 1041 * @shost_recovery: host reset in progress 1042 * @ioc_reset_in_progress_lock: 1043 * @ioc_link_reset_in_progress: phy/hard reset in progress 1044 * @ignore_loginfos: ignore loginfos during task management 1045 * @remove_host: flag for when driver unloads, to avoid sending dev resets 1046 * @pci_error_recovery: flag to prevent ioc access until slot reset completes 1047 * @wait_for_discovery_to_complete: flag set at driver load time when 1048 * waiting on reporting devices 1049 * @is_driver_loading: flag set at driver load time 1050 * @port_enable_failed: flag set when port enable has failed 1051 * @start_scan: flag set from scan_start callback, cleared from _mpt3sas_fw_work 1052 * @start_scan_failed: means port enable failed, return's the ioc_status 1053 * @msix_enable: flag indicating msix is enabled 1054 * @msix_vector_count: number msix vectors 1055 * @cpu_msix_table: table for mapping cpus to msix index 1056 * @cpu_msix_table_sz: table size 1057 * @total_io_cnt: Gives total IO count, used to load balance the interrupts 1058 * @ioc_coredump_loop: will have non-zero value when FW is in CoreDump state 1059 * @high_iops_outstanding: used to load balance the interrupts 1060 * within high iops reply queues 1061 * @msix_load_balance: Enables load balancing of interrupts across 1062 * the multiple MSIXs 1063 * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands 1064 * @thresh_hold: Max number of reply descriptors processed 1065 * before updating Host Index 1066 * @drv_support_bitmap: driver's supported feature bit map 1067 * @use_32bit_dma: Flag to use 32 bit consistent dma mask 1068 * @scsi_io_cb_idx: shost generated commands 1069 * @tm_cb_idx: task management commands 1070 * @scsih_cb_idx: scsih internal commands 1071 * @transport_cb_idx: transport internal commands 1072 * @ctl_cb_idx: clt internal commands 1073 * @base_cb_idx: base internal commands 1074 * @config_cb_idx: base internal commands 1075 * @tm_tr_cb_idx : device removal target reset handshake 1076 * @tm_tr_volume_cb_idx : volume removal target reset 1077 * @base_cmds: 1078 * @transport_cmds: 1079 * @scsih_cmds: 1080 * @tm_cmds: 1081 * @ctl_cmds: 1082 * @config_cmds: 1083 * @base_add_sg_single: handler for either 32/64 bit sgl's 1084 * @event_type: bits indicating which events to log 1085 * @event_context: unique id for each logged event 1086 * @event_log: event log pointer 1087 * @event_masks: events that are masked 1088 * @max_shutdown_latency: timeout value for NVMe shutdown operation, 1089 * which is equal that NVMe drive's RTD3 Entry Latency 1090 * which has reported maximum RTD3 Entry Latency value 1091 * among attached NVMe drives. 1092 * @facts: static facts data 1093 * @prev_fw_facts: previous fw facts data 1094 * @pfacts: static port facts data 1095 * @manu_pg0: static manufacturing page 0 1096 * @manu_pg10: static manufacturing page 10 1097 * @manu_pg11: static manufacturing page 11 1098 * @bios_pg2: static bios page 2 1099 * @bios_pg3: static bios page 3 1100 * @ioc_pg8: static ioc page 8 1101 * @iounit_pg0: static iounit page 0 1102 * @iounit_pg1: static iounit page 1 1103 * @iounit_pg8: static iounit page 8 1104 * @sas_hba: sas host object 1105 * @sas_expander_list: expander object list 1106 * @enclosure_list: enclosure object list 1107 * @sas_node_lock: 1108 * @sas_device_list: sas device object list 1109 * @sas_device_init_list: sas device object list (used only at init time) 1110 * @sas_device_lock: 1111 * @pcie_device_list: pcie device object list 1112 * @pcie_device_init_list: pcie device object list (used only at init time) 1113 * @pcie_device_lock: 1114 * @io_missing_delay: time for IO completed by fw when PDR enabled 1115 * @device_missing_delay: time for device missing by fw when PDR enabled 1116 * @sas_id : used for setting volume target IDs 1117 * @pcie_target_id: used for setting pcie target IDs 1118 * @blocking_handles: bitmask used to identify which devices need blocking 1119 * @pd_handles : bitmask for PD handles 1120 * @pd_handles_sz : size of pd_handle bitmask 1121 * @config_page_sz: config page size 1122 * @config_page: reserve memory for config page payload 1123 * @config_page_dma: 1124 * @hba_queue_depth: hba request queue depth 1125 * @sge_size: sg element size for either 32/64 bit 1126 * @scsiio_depth: SCSI_IO queue depth 1127 * @request_sz: per request frame size 1128 * @request: pool of request frames 1129 * @request_dma: 1130 * @request_dma_sz: 1131 * @scsi_lookup: firmware request tracker list 1132 * @scsi_lookup_lock: 1133 * @free_list: free list of request 1134 * @pending_io_count: 1135 * @reset_wq: 1136 * @chain: pool of chains 1137 * @chain_dma: 1138 * @max_sges_in_main_message: number sg elements in main message 1139 * @max_sges_in_chain_message: number sg elements per chain 1140 * @chains_needed_per_io: max chains per io 1141 * @chain_depth: total chains allocated 1142 * @chain_segment_sz: gives the max number of 1143 * SGEs accommodate on single chain buffer 1144 * @hi_priority_smid: 1145 * @hi_priority: 1146 * @hi_priority_dma: 1147 * @hi_priority_depth: 1148 * @hpr_lookup: 1149 * @hpr_free_list: 1150 * @internal_smid: 1151 * @internal: 1152 * @internal_dma: 1153 * @internal_depth: 1154 * @internal_lookup: 1155 * @internal_free_list: 1156 * @sense: pool of sense 1157 * @sense_dma: 1158 * @sense_dma_pool: 1159 * @reply_depth: hba reply queue depth: 1160 * @reply_sz: per reply frame size: 1161 * @reply: pool of replys: 1162 * @reply_dma: 1163 * @reply_dma_pool: 1164 * @reply_free_queue_depth: reply free depth 1165 * @reply_free: pool for reply free queue (32 bit addr) 1166 * @reply_free_dma: 1167 * @reply_free_dma_pool: 1168 * @reply_free_host_index: tail index in pool to insert free replys 1169 * @reply_post_queue_depth: reply post queue depth 1170 * @reply_post_struct: struct for reply_post_free physical & virt address 1171 * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init 1172 * @rdpq_array_enable: rdpq_array support is enabled in the driver 1173 * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag 1174 * is assigned only ones 1175 * @reply_queue_count: number of reply queue's 1176 * @reply_queue_list: link list contaning the reply queue info 1177 * @msix96_vector: 96 MSI-X vector support 1178 * @replyPostRegisterIndex: index of next position in Reply Desc Post Queue 1179 * @delayed_tr_list: target reset link list 1180 * @delayed_tr_volume_list: volume target reset link list 1181 * @delayed_sc_list: 1182 * @delayed_event_ack_list: 1183 * @temp_sensors_count: flag to carry the number of temperature sensors 1184 * @pci_access_mutex: Mutex to synchronize ioctl,sysfs show path and 1185 * pci resource handling. PCI resource freeing will lead to free 1186 * vital hardware/memory resource, which might be in use by cli/sysfs 1187 * path functions resulting in Null pointer reference followed by kernel 1188 * crash. To avoid the above race condition we use mutex syncrhonization 1189 * which ensures the syncrhonization between cli/sysfs_show path. 1190 * @atomic_desc_capable: Atomic Request Descriptor support. 1191 * @GET_MSIX_INDEX: Get the msix index of high iops queues. 1192 */ 1193 struct MPT3SAS_ADAPTER { 1194 struct list_head list; 1195 struct Scsi_Host *shost; 1196 u8 id; 1197 int cpu_count; 1198 char name[MPT_NAME_LENGTH]; 1199 char driver_name[MPT_NAME_LENGTH - 8]; 1200 char tmp_string[MPT_STRING_LENGTH]; 1201 struct pci_dev *pdev; 1202 Mpi2SystemInterfaceRegs_t __iomem *chip; 1203 phys_addr_t chip_phys; 1204 int logging_level; 1205 int fwfault_debug; 1206 u8 ir_firmware; 1207 int bars; 1208 u8 mask_interrupts; 1209 1210 /* fw fault handler */ 1211 char fault_reset_work_q_name[20]; 1212 struct workqueue_struct *fault_reset_work_q; 1213 struct delayed_work fault_reset_work; 1214 1215 /* fw event handler */ 1216 char firmware_event_name[20]; 1217 struct workqueue_struct *firmware_event_thread; 1218 spinlock_t fw_event_lock; 1219 struct list_head fw_event_list; 1220 1221 /* misc flags */ 1222 int aen_event_read_flag; 1223 u8 broadcast_aen_busy; 1224 u16 broadcast_aen_pending; 1225 u8 shost_recovery; 1226 u8 got_task_abort_from_ioctl; 1227 1228 struct mutex reset_in_progress_mutex; 1229 spinlock_t ioc_reset_in_progress_lock; 1230 u8 ioc_link_reset_in_progress; 1231 1232 u8 ignore_loginfos; 1233 u8 remove_host; 1234 u8 pci_error_recovery; 1235 u8 wait_for_discovery_to_complete; 1236 u8 is_driver_loading; 1237 u8 port_enable_failed; 1238 u8 start_scan; 1239 u16 start_scan_failed; 1240 1241 u8 msix_enable; 1242 u16 msix_vector_count; 1243 u8 *cpu_msix_table; 1244 u16 cpu_msix_table_sz; 1245 resource_size_t __iomem **reply_post_host_index; 1246 u32 ioc_reset_count; 1247 MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds; 1248 u32 non_operational_loop; 1249 u8 ioc_coredump_loop; 1250 atomic64_t total_io_cnt; 1251 atomic64_t high_iops_outstanding; 1252 bool msix_load_balance; 1253 u16 thresh_hold; 1254 u8 high_iops_queues; 1255 u32 drv_support_bitmap; 1256 bool enable_sdev_max_qd; 1257 bool use_32bit_dma; 1258 1259 /* internal commands, callback index */ 1260 u8 scsi_io_cb_idx; 1261 u8 tm_cb_idx; 1262 u8 transport_cb_idx; 1263 u8 scsih_cb_idx; 1264 u8 ctl_cb_idx; 1265 u8 base_cb_idx; 1266 u8 port_enable_cb_idx; 1267 u8 config_cb_idx; 1268 u8 tm_tr_cb_idx; 1269 u8 tm_tr_volume_cb_idx; 1270 u8 tm_sas_control_cb_idx; 1271 struct _internal_cmd base_cmds; 1272 struct _internal_cmd port_enable_cmds; 1273 struct _internal_cmd transport_cmds; 1274 struct _internal_cmd scsih_cmds; 1275 struct _internal_cmd tm_cmds; 1276 struct _internal_cmd ctl_cmds; 1277 struct _internal_cmd config_cmds; 1278 1279 MPT_ADD_SGE base_add_sg_single; 1280 1281 /* function ptr for either IEEE or MPI sg elements */ 1282 MPT_BUILD_SG_SCMD build_sg_scmd; 1283 MPT_BUILD_SG build_sg; 1284 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge; 1285 u16 sge_size_ieee; 1286 u16 hba_mpi_version_belonged; 1287 1288 /* function ptr for MPI sg elements only */ 1289 MPT_BUILD_SG build_sg_mpi; 1290 MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge_mpi; 1291 1292 /* function ptr for NVMe PRP elements only */ 1293 NVME_BUILD_PRP build_nvme_prp; 1294 1295 /* event log */ 1296 u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; 1297 u32 event_context; 1298 void *event_log; 1299 u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; 1300 1301 u8 tm_custom_handling; 1302 u8 nvme_abort_timeout; 1303 u16 max_shutdown_latency; 1304 1305 /* static config pages */ 1306 struct mpt3sas_facts facts; 1307 struct mpt3sas_facts prev_fw_facts; 1308 struct mpt3sas_port_facts *pfacts; 1309 Mpi2ManufacturingPage0_t manu_pg0; 1310 struct Mpi2ManufacturingPage10_t manu_pg10; 1311 struct Mpi2ManufacturingPage11_t manu_pg11; 1312 Mpi2BiosPage2_t bios_pg2; 1313 Mpi2BiosPage3_t bios_pg3; 1314 Mpi2IOCPage8_t ioc_pg8; 1315 Mpi2IOUnitPage0_t iounit_pg0; 1316 Mpi2IOUnitPage1_t iounit_pg1; 1317 Mpi2IOUnitPage8_t iounit_pg8; 1318 Mpi2IOCPage1_t ioc_pg1_copy; 1319 1320 struct _boot_device req_boot_device; 1321 struct _boot_device req_alt_boot_device; 1322 struct _boot_device current_boot_device; 1323 1324 /* sas hba, expander, and device list */ 1325 struct _sas_node sas_hba; 1326 struct list_head sas_expander_list; 1327 struct list_head enclosure_list; 1328 spinlock_t sas_node_lock; 1329 struct list_head sas_device_list; 1330 struct list_head sas_device_init_list; 1331 spinlock_t sas_device_lock; 1332 struct list_head pcie_device_list; 1333 struct list_head pcie_device_init_list; 1334 spinlock_t pcie_device_lock; 1335 1336 struct list_head raid_device_list; 1337 spinlock_t raid_device_lock; 1338 u8 io_missing_delay; 1339 u16 device_missing_delay; 1340 int sas_id; 1341 int pcie_target_id; 1342 1343 void *blocking_handles; 1344 void *pd_handles; 1345 u16 pd_handles_sz; 1346 1347 void *pend_os_device_add; 1348 u16 pend_os_device_add_sz; 1349 1350 /* config page */ 1351 u16 config_page_sz; 1352 void *config_page; 1353 dma_addr_t config_page_dma; 1354 void *config_vaddr; 1355 1356 /* scsiio request */ 1357 u16 hba_queue_depth; 1358 u16 sge_size; 1359 u16 scsiio_depth; 1360 u16 request_sz; 1361 u8 *request; 1362 dma_addr_t request_dma; 1363 u32 request_dma_sz; 1364 struct pcie_sg_list *pcie_sg_lookup; 1365 spinlock_t scsi_lookup_lock; 1366 int pending_io_count; 1367 wait_queue_head_t reset_wq; 1368 1369 /* PCIe SGL */ 1370 struct dma_pool *pcie_sgl_dma_pool; 1371 /* Host Page Size */ 1372 u32 page_size; 1373 1374 /* chain */ 1375 struct chain_lookup *chain_lookup; 1376 struct list_head free_chain_list; 1377 struct dma_pool *chain_dma_pool; 1378 ulong chain_pages; 1379 u16 max_sges_in_main_message; 1380 u16 max_sges_in_chain_message; 1381 u16 chains_needed_per_io; 1382 u32 chain_depth; 1383 u16 chain_segment_sz; 1384 u16 chains_per_prp_buffer; 1385 1386 /* hi-priority queue */ 1387 u16 hi_priority_smid; 1388 u8 *hi_priority; 1389 dma_addr_t hi_priority_dma; 1390 u16 hi_priority_depth; 1391 struct request_tracker *hpr_lookup; 1392 struct list_head hpr_free_list; 1393 1394 /* internal queue */ 1395 u16 internal_smid; 1396 u8 *internal; 1397 dma_addr_t internal_dma; 1398 u16 internal_depth; 1399 struct request_tracker *internal_lookup; 1400 struct list_head internal_free_list; 1401 1402 /* sense */ 1403 u8 *sense; 1404 dma_addr_t sense_dma; 1405 struct dma_pool *sense_dma_pool; 1406 1407 /* reply */ 1408 u16 reply_sz; 1409 u8 *reply; 1410 dma_addr_t reply_dma; 1411 u32 reply_dma_max_address; 1412 u32 reply_dma_min_address; 1413 struct dma_pool *reply_dma_pool; 1414 1415 /* reply free queue */ 1416 u16 reply_free_queue_depth; 1417 __le32 *reply_free; 1418 dma_addr_t reply_free_dma; 1419 struct dma_pool *reply_free_dma_pool; 1420 u32 reply_free_host_index; 1421 1422 /* reply post queue */ 1423 u16 reply_post_queue_depth; 1424 struct reply_post_struct *reply_post; 1425 u8 rdpq_array_capable; 1426 u8 rdpq_array_enable; 1427 u8 rdpq_array_enable_assigned; 1428 struct dma_pool *reply_post_free_dma_pool; 1429 struct dma_pool *reply_post_free_array_dma_pool; 1430 Mpi2IOCInitRDPQArrayEntry *reply_post_free_array; 1431 dma_addr_t reply_post_free_array_dma; 1432 u8 reply_queue_count; 1433 struct list_head reply_queue_list; 1434 1435 u8 combined_reply_queue; 1436 u8 combined_reply_index_count; 1437 u8 smp_affinity_enable; 1438 /* reply post register index */ 1439 resource_size_t **replyPostRegisterIndex; 1440 1441 struct list_head delayed_tr_list; 1442 struct list_head delayed_tr_volume_list; 1443 struct list_head delayed_sc_list; 1444 struct list_head delayed_event_ack_list; 1445 u8 temp_sensors_count; 1446 struct mutex pci_access_mutex; 1447 1448 /* diag buffer support */ 1449 u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT]; 1450 u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT]; 1451 dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT]; 1452 u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT]; 1453 u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT]; 1454 u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23]; 1455 u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT]; 1456 u32 ring_buffer_offset; 1457 u32 ring_buffer_sz; 1458 u8 is_warpdrive; 1459 u8 is_mcpu_endpoint; 1460 u8 hide_ir_msg; 1461 u8 mfg_pg10_hide_flag; 1462 u8 hide_drives; 1463 spinlock_t diag_trigger_lock; 1464 u8 diag_trigger_active; 1465 u8 atomic_desc_capable; 1466 BASE_READ_REG base_readl; 1467 struct SL_WH_MASTER_TRIGGER_T diag_trigger_master; 1468 struct SL_WH_EVENT_TRIGGERS_T diag_trigger_event; 1469 struct SL_WH_SCSI_TRIGGERS_T diag_trigger_scsi; 1470 struct SL_WH_MPI_TRIGGERS_T diag_trigger_mpi; 1471 void *device_remove_in_progress; 1472 u16 device_remove_in_progress_sz; 1473 u8 is_gen35_ioc; 1474 u8 is_aero_ioc; 1475 struct dentry *debugfs_root; 1476 struct dentry *ioc_dump; 1477 PUT_SMID_IO_FP_HIP put_smid_scsi_io; 1478 PUT_SMID_IO_FP_HIP put_smid_fast_path; 1479 PUT_SMID_IO_FP_HIP put_smid_hi_priority; 1480 PUT_SMID_DEFAULT put_smid_default; 1481 GET_MSIX_INDEX get_msix_index_for_smlio; 1482 }; 1483 1484 struct mpt3sas_debugfs_buffer { 1485 void *buf; 1486 u32 len; 1487 }; 1488 1489 #define MPT_DRV_SUPPORT_BITMAP_MEMMOVE 0x00000001 1490 1491 typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1492 u32 reply); 1493 1494 1495 /* base shared API */ 1496 extern struct list_head mpt3sas_ioc_list; 1497 extern char driver_name[MPT_NAME_LENGTH]; 1498 /* spinlock on list operations over IOCs 1499 * Case: when multiple warpdrive cards(IOCs) are in use 1500 * Each IOC will added to the ioc list structure on initialization. 1501 * Watchdog threads run at regular intervals to check IOC for any 1502 * fault conditions which will trigger the dead_ioc thread to 1503 * deallocate pci resource, resulting deleting the IOC netry from list, 1504 * this deletion need to protected by spinlock to enusre that 1505 * ioc removal is syncrhonized, if not synchronized it might lead to 1506 * list_del corruption as the ioc list is traversed in cli path. 1507 */ 1508 extern spinlock_t gioc_lock; 1509 1510 void mpt3sas_base_start_watchdog(struct MPT3SAS_ADAPTER *ioc); 1511 void mpt3sas_base_stop_watchdog(struct MPT3SAS_ADAPTER *ioc); 1512 1513 int mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc); 1514 void mpt3sas_base_detach(struct MPT3SAS_ADAPTER *ioc); 1515 int mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc); 1516 void mpt3sas_base_free_resources(struct MPT3SAS_ADAPTER *ioc); 1517 void mpt3sas_free_enclosure_list(struct MPT3SAS_ADAPTER *ioc); 1518 int mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, 1519 enum reset_type type); 1520 1521 void *mpt3sas_base_get_msg_frame(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1522 void *mpt3sas_base_get_sense_buffer(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1523 __le32 mpt3sas_base_get_sense_buffer_dma(struct MPT3SAS_ADAPTER *ioc, 1524 u16 smid); 1525 void *mpt3sas_base_get_pcie_sgl(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1526 dma_addr_t mpt3sas_base_get_pcie_sgl_dma(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1527 void mpt3sas_base_sync_reply_irqs(struct MPT3SAS_ADAPTER *ioc); 1528 1529 void mpt3sas_base_put_smid_fast_path(struct MPT3SAS_ADAPTER *ioc, u16 smid, 1530 u16 handle); 1531 void mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid, 1532 u16 msix_task); 1533 void mpt3sas_base_put_smid_nvme_encap(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1534 void mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1535 /* hi-priority queue */ 1536 u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); 1537 u16 mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx, 1538 struct scsi_cmnd *scmd); 1539 void mpt3sas_base_clear_st(struct MPT3SAS_ADAPTER *ioc, 1540 struct scsiio_tracker *st); 1541 1542 u16 mpt3sas_base_get_smid(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); 1543 void mpt3sas_base_free_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid); 1544 void mpt3sas_base_initialize_callback_handler(void); 1545 u8 mpt3sas_base_register_callback_handler(MPT_CALLBACK cb_func); 1546 void mpt3sas_base_release_callback_handler(u8 cb_idx); 1547 1548 u8 mpt3sas_base_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1549 u32 reply); 1550 u8 mpt3sas_port_enable_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, 1551 u8 msix_index, u32 reply); 1552 void *mpt3sas_base_get_reply_virt_addr(struct MPT3SAS_ADAPTER *ioc, 1553 u32 phys_addr); 1554 1555 u32 mpt3sas_base_get_iocstate(struct MPT3SAS_ADAPTER *ioc, int cooked); 1556 1557 void mpt3sas_base_fault_info(struct MPT3SAS_ADAPTER *ioc , u16 fault_code); 1558 #define mpt3sas_print_fault_code(ioc, fault_code) \ 1559 do { pr_err("%s fault info from func: %s\n", ioc->name, __func__); \ 1560 mpt3sas_base_fault_info(ioc, fault_code); } while (0) 1561 1562 void mpt3sas_base_coredump_info(struct MPT3SAS_ADAPTER *ioc, u16 fault_code); 1563 #define mpt3sas_print_coredump_info(ioc, fault_code) \ 1564 do { pr_err("%s fault info from func: %s\n", ioc->name, __func__); \ 1565 mpt3sas_base_coredump_info(ioc, fault_code); } while (0) 1566 1567 int mpt3sas_base_wait_for_coredump_completion(struct MPT3SAS_ADAPTER *ioc, 1568 const char *caller); 1569 int mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc, 1570 Mpi2SasIoUnitControlReply_t *mpi_reply, 1571 Mpi2SasIoUnitControlRequest_t *mpi_request); 1572 int mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc, 1573 Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request); 1574 1575 void mpt3sas_base_validate_event_type(struct MPT3SAS_ADAPTER *ioc, 1576 u32 *event_type); 1577 1578 void mpt3sas_halt_firmware(struct MPT3SAS_ADAPTER *ioc); 1579 1580 void mpt3sas_base_update_missing_delay(struct MPT3SAS_ADAPTER *ioc, 1581 u16 device_missing_delay, u8 io_missing_delay); 1582 1583 int mpt3sas_port_enable(struct MPT3SAS_ADAPTER *ioc); 1584 1585 void 1586 mpt3sas_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc); 1587 1588 u8 mpt3sas_base_check_cmd_timeout(struct MPT3SAS_ADAPTER *ioc, 1589 u8 status, void *mpi_request, int sz); 1590 #define mpt3sas_check_cmd_timeout(ioc, status, mpi_request, sz, issue_reset) \ 1591 do { ioc_err(ioc, "In func: %s\n", __func__); \ 1592 issue_reset = mpt3sas_base_check_cmd_timeout(ioc, \ 1593 status, mpi_request, sz); } while (0) 1594 1595 int mpt3sas_wait_for_ioc(struct MPT3SAS_ADAPTER *ioc, int wait_count); 1596 1597 /* scsih shared API */ 1598 struct scsi_cmnd *mpt3sas_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, 1599 u16 smid); 1600 u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, 1601 u32 reply); 1602 void mpt3sas_scsih_pre_reset_handler(struct MPT3SAS_ADAPTER *ioc); 1603 void mpt3sas_scsih_clear_outstanding_scsi_tm_commands( 1604 struct MPT3SAS_ADAPTER *ioc); 1605 void mpt3sas_scsih_reset_done_handler(struct MPT3SAS_ADAPTER *ioc); 1606 1607 int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun, 1608 u8 type, u16 smid_task, u16 msix_task, u8 timeout, u8 tr_method); 1609 int mpt3sas_scsih_issue_locked_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, 1610 u64 lun, u8 type, u16 smid_task, u16 msix_task, 1611 u8 timeout, u8 tr_method); 1612 1613 void mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1614 void mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1615 void mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1616 void mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, 1617 u64 sas_address); 1618 u8 mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, 1619 u16 smid); 1620 1621 struct _sas_node *mpt3sas_scsih_expander_find_by_handle( 1622 struct MPT3SAS_ADAPTER *ioc, u16 handle); 1623 struct _sas_node *mpt3sas_scsih_expander_find_by_sas_address( 1624 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1625 struct _sas_device *mpt3sas_get_sdev_by_addr( 1626 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1627 struct _sas_device *__mpt3sas_get_sdev_by_addr( 1628 struct MPT3SAS_ADAPTER *ioc, u64 sas_address); 1629 struct _sas_device *mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, 1630 u16 handle); 1631 struct _pcie_device *mpt3sas_get_pdev_by_handle(struct MPT3SAS_ADAPTER *ioc, 1632 u16 handle); 1633 1634 void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc); 1635 struct _raid_device * 1636 mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle); 1637 void mpt3sas_scsih_change_queue_depth(struct scsi_device *sdev, int qdepth); 1638 1639 /* config shared API */ 1640 u8 mpt3sas_config_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1641 u32 reply); 1642 int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc, 1643 u8 *num_phys); 1644 int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc, 1645 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page); 1646 int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc, 1647 Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page, 1648 u16 sz); 1649 int mpt3sas_config_get_manufacturing_pg10(struct MPT3SAS_ADAPTER *ioc, 1650 Mpi2ConfigReply_t *mpi_reply, 1651 struct Mpi2ManufacturingPage10_t *config_page); 1652 1653 int mpt3sas_config_get_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc, 1654 Mpi2ConfigReply_t *mpi_reply, 1655 struct Mpi2ManufacturingPage11_t *config_page); 1656 int mpt3sas_config_set_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc, 1657 Mpi2ConfigReply_t *mpi_reply, 1658 struct Mpi2ManufacturingPage11_t *config_page); 1659 1660 int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1661 *mpi_reply, Mpi2BiosPage2_t *config_page); 1662 int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1663 *mpi_reply, Mpi2BiosPage3_t *config_page); 1664 int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1665 *mpi_reply, Mpi2IOUnitPage0_t *config_page); 1666 int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc, 1667 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage0_t *config_page, 1668 u32 form, u32 handle); 1669 int mpt3sas_config_get_sas_device_pg1(struct MPT3SAS_ADAPTER *ioc, 1670 Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage1_t *config_page, 1671 u32 form, u32 handle); 1672 int mpt3sas_config_get_pcie_device_pg0(struct MPT3SAS_ADAPTER *ioc, 1673 Mpi2ConfigReply_t *mpi_reply, Mpi26PCIeDevicePage0_t *config_page, 1674 u32 form, u32 handle); 1675 int mpt3sas_config_get_pcie_device_pg2(struct MPT3SAS_ADAPTER *ioc, 1676 Mpi2ConfigReply_t *mpi_reply, Mpi26PCIeDevicePage2_t *config_page, 1677 u32 form, u32 handle); 1678 int mpt3sas_config_get_sas_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, 1679 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, 1680 u16 sz); 1681 int mpt3sas_config_get_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1682 *mpi_reply, Mpi2IOUnitPage1_t *config_page); 1683 int mpt3sas_config_get_iounit_pg3(struct MPT3SAS_ADAPTER *ioc, 1684 Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz); 1685 int mpt3sas_config_set_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1686 *mpi_reply, Mpi2IOUnitPage1_t *config_page); 1687 int mpt3sas_config_get_iounit_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1688 *mpi_reply, Mpi2IOUnitPage8_t *config_page); 1689 int mpt3sas_config_get_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, 1690 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, 1691 u16 sz); 1692 int mpt3sas_config_set_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, 1693 Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, 1694 u16 sz); 1695 int mpt3sas_config_get_ioc_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1696 *mpi_reply, Mpi2IOCPage1_t *config_page); 1697 int mpt3sas_config_set_ioc_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1698 *mpi_reply, Mpi2IOCPage1_t *config_page); 1699 int mpt3sas_config_get_ioc_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1700 *mpi_reply, Mpi2IOCPage8_t *config_page); 1701 int mpt3sas_config_get_expander_pg0(struct MPT3SAS_ADAPTER *ioc, 1702 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage0_t *config_page, 1703 u32 form, u32 handle); 1704 int mpt3sas_config_get_expander_pg1(struct MPT3SAS_ADAPTER *ioc, 1705 Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage1_t *config_page, 1706 u32 phy_number, u16 handle); 1707 int mpt3sas_config_get_enclosure_pg0(struct MPT3SAS_ADAPTER *ioc, 1708 Mpi2ConfigReply_t *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, 1709 u32 form, u32 handle); 1710 int mpt3sas_config_get_phy_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1711 *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number); 1712 int mpt3sas_config_get_phy_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t 1713 *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number); 1714 int mpt3sas_config_get_raid_volume_pg1(struct MPT3SAS_ADAPTER *ioc, 1715 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, 1716 u32 handle); 1717 int mpt3sas_config_get_number_pds(struct MPT3SAS_ADAPTER *ioc, u16 handle, 1718 u8 *num_pds); 1719 int mpt3sas_config_get_raid_volume_pg0(struct MPT3SAS_ADAPTER *ioc, 1720 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, 1721 u32 handle, u16 sz); 1722 int mpt3sas_config_get_phys_disk_pg0(struct MPT3SAS_ADAPTER *ioc, 1723 Mpi2ConfigReply_t *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, 1724 u32 form, u32 form_specific); 1725 int mpt3sas_config_get_volume_handle(struct MPT3SAS_ADAPTER *ioc, u16 pd_handle, 1726 u16 *volume_handle); 1727 int mpt3sas_config_get_volume_wwid(struct MPT3SAS_ADAPTER *ioc, 1728 u16 volume_handle, u64 *wwid); 1729 1730 /* ctl shared API */ 1731 extern struct device_attribute *mpt3sas_host_attrs[]; 1732 extern struct device_attribute *mpt3sas_dev_attrs[]; 1733 void mpt3sas_ctl_init(ushort hbas_to_enumerate); 1734 void mpt3sas_ctl_exit(ushort hbas_to_enumerate); 1735 u8 mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1736 u32 reply); 1737 void mpt3sas_ctl_pre_reset_handler(struct MPT3SAS_ADAPTER *ioc); 1738 void mpt3sas_ctl_clear_outstanding_ioctls(struct MPT3SAS_ADAPTER *ioc); 1739 void mpt3sas_ctl_reset_done_handler(struct MPT3SAS_ADAPTER *ioc); 1740 u8 mpt3sas_ctl_event_callback(struct MPT3SAS_ADAPTER *ioc, 1741 u8 msix_index, u32 reply); 1742 void mpt3sas_ctl_add_to_event_log(struct MPT3SAS_ADAPTER *ioc, 1743 Mpi2EventNotificationReply_t *mpi_reply); 1744 1745 void mpt3sas_enable_diag_buffer(struct MPT3SAS_ADAPTER *ioc, 1746 u8 bits_to_register); 1747 int mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type, 1748 u8 *issue_reset); 1749 1750 /* transport shared API */ 1751 extern struct scsi_transport_template *mpt3sas_transport_template; 1752 u8 mpt3sas_transport_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, 1753 u32 reply); 1754 struct _sas_port *mpt3sas_transport_port_add(struct MPT3SAS_ADAPTER *ioc, 1755 u16 handle, u64 sas_address); 1756 void mpt3sas_transport_port_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, 1757 u64 sas_address_parent); 1758 int mpt3sas_transport_add_host_phy(struct MPT3SAS_ADAPTER *ioc, struct _sas_phy 1759 *mpt3sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev); 1760 int mpt3sas_transport_add_expander_phy(struct MPT3SAS_ADAPTER *ioc, 1761 struct _sas_phy *mpt3sas_phy, Mpi2ExpanderPage1_t expander_pg1, 1762 struct device *parent_dev); 1763 void mpt3sas_transport_update_links(struct MPT3SAS_ADAPTER *ioc, 1764 u64 sas_address, u16 handle, u8 phy_number, u8 link_rate); 1765 extern struct sas_function_template mpt3sas_transport_functions; 1766 extern struct scsi_transport_template *mpt3sas_transport_template; 1767 /* trigger data externs */ 1768 void mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc, 1769 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data); 1770 void mpt3sas_process_trigger_data(struct MPT3SAS_ADAPTER *ioc, 1771 struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data); 1772 void mpt3sas_trigger_master(struct MPT3SAS_ADAPTER *ioc, 1773 u32 trigger_bitmask); 1774 void mpt3sas_trigger_event(struct MPT3SAS_ADAPTER *ioc, u16 event, 1775 u16 log_entry_qualifier); 1776 void mpt3sas_trigger_scsi(struct MPT3SAS_ADAPTER *ioc, u8 sense_key, 1777 u8 asc, u8 ascq); 1778 void mpt3sas_trigger_mpi(struct MPT3SAS_ADAPTER *ioc, u16 ioc_status, 1779 u32 loginfo); 1780 1781 /* warpdrive APIs */ 1782 u8 mpt3sas_get_num_volumes(struct MPT3SAS_ADAPTER *ioc); 1783 void mpt3sas_init_warpdrive_properties(struct MPT3SAS_ADAPTER *ioc, 1784 struct _raid_device *raid_device); 1785 void 1786 mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, 1787 struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request); 1788 1789 /* NCQ Prio Handling Check */ 1790 bool scsih_ncq_prio_supp(struct scsi_device *sdev); 1791 1792 void mpt3sas_setup_debugfs(struct MPT3SAS_ADAPTER *ioc); 1793 void mpt3sas_destroy_debugfs(struct MPT3SAS_ADAPTER *ioc); 1794 void mpt3sas_init_debugfs(void); 1795 void mpt3sas_exit_debugfs(void); 1796 1797 /** 1798 * _scsih_is_pcie_scsi_device - determines if device is an pcie scsi device 1799 * @device_info: bitfield providing information about the device. 1800 * Context: none 1801 * 1802 * Returns 1 if scsi device. 1803 */ 1804 static inline int 1805 mpt3sas_scsih_is_pcie_scsi_device(u32 device_info) 1806 { 1807 if ((device_info & 1808 MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE) == MPI26_PCIE_DEVINFO_SCSI) 1809 return 1; 1810 else 1811 return 0; 1812 } 1813 #endif /* MPT3SAS_BASE_H_INCLUDED */ 1814