1 /* 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2020-2023, Broadcom Inc. All rights reserved. 5 * Support: <fbsd-storage-driver.pdl@broadcom.com> 6 * 7 * Authors: Sumit Saxena <sumit.saxena@broadcom.com> 8 * Chandrakanth Patil <chandrakanth.patil@broadcom.com> 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions are 12 * met: 13 * 14 * 1. Redistributions of source code must retain the above copyright notice, 15 * this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright notice, 17 * this list of conditions and the following disclaimer in the documentation and/or other 18 * materials provided with the distribution. 19 * 3. Neither the name of the Broadcom Inc. nor the names of its contributors 20 * may be used to endorse or promote products derived from this software without 21 * specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 24 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 * POSSIBILITY OF SUCH DAMAGE. 34 * 35 * The views and conclusions contained in the software and documentation are 36 * those of the authors and should not be interpreted as representing 37 * official policies,either expressed or implied, of the FreeBSD Project. 38 * 39 * Mail to: Broadcom Inc 1320 Ridder Park Dr, San Jose, CA 95131 40 * 41 * Broadcom Inc. (Broadcom) MPI3MR Adapter FreeBSD 42 */ 43 44 #ifndef _MPI3MRVAR_H 45 #define _MPI3MRVAR_H 46 47 #include <sys/types.h> 48 #include <sys/param.h> 49 #include <sys/systm.h> 50 #include <sys/kernel.h> 51 #include <sys/module.h> 52 #include <sys/bus.h> 53 #include <sys/conf.h> 54 #include <sys/malloc.h> 55 #include <sys/sysctl.h> 56 #include <sys/uio.h> 57 #include <sys/selinfo.h> 58 #include <sys/poll.h> 59 60 #include <sys/lock.h> 61 #include <sys/mutex.h> 62 #include <sys/endian.h> 63 #include <sys/sysent.h> 64 #include <sys/taskqueue.h> 65 #include <sys/smp.h> 66 67 #include <machine/bus.h> 68 #include <machine/resource.h> 69 #include <sys/rman.h> 70 71 #include <dev/pci/pcireg.h> 72 #include <dev/pci/pcivar.h> 73 #include <dev/pci/pci_private.h> 74 75 #include <cam/cam.h> 76 #include <cam/cam_ccb.h> 77 #include <cam/cam_debug.h> 78 #include <cam/cam_sim.h> 79 #include <cam/cam_xpt_sim.h> 80 #include <cam/cam_xpt_periph.h> 81 #include <cam/cam_periph.h> 82 #include <cam/scsi/scsi_all.h> 83 #include <cam/scsi/scsi_message.h> 84 85 #include <cam/scsi/smp_all.h> 86 #include <sys/queue.h> 87 #include <sys/kthread.h> 88 #include "mpi/mpi30_api.h" 89 90 #define MPI3MR_DRIVER_VERSION "8.6.0.2.0" 91 #define MPI3MR_DRIVER_RELDATE "17th May 2023" 92 93 #define MPI3MR_DRIVER_NAME "mpi3mr" 94 95 #define MPI3MR_NAME_LENGTH 32 96 #define IOCNAME "%s: " 97 98 #define SAS4116_CHIP_REV_A0 0 99 #define SAS4116_CHIP_REV_B0 1 100 101 #define MPI3MR_SG_DEPTH (MPI3MR_4K_PGSZ/sizeof(Mpi3SGESimple_t)) 102 #define MPI3MR_MAX_SECTORS 2048 103 #define MPI3MR_MAX_CMDS_LUN 7 104 #define MPI3MR_MAX_CDB_LENGTH 16 105 #define MPI3MR_MAX_LUN 16895 106 107 #define MPI3MR_SATA_QDEPTH 32 108 #define MPI3MR_SAS_QDEPTH 64 109 #define MPI3MR_RAID_QDEPTH 128 110 #define MPI3MR_NVME_QDEPTH 128 111 112 #define MPI3MR_4K_PGSZ 4096 113 #define MPI3MR_AREQQ_SIZE (2 * MPI3MR_4K_PGSZ) 114 #define MPI3MR_AREPQ_SIZE (4 * MPI3MR_4K_PGSZ) 115 #define MPI3MR_AREQ_FRAME_SZ 128 116 #define MPI3MR_AREP_FRAME_SZ 16 117 118 #define MPI3MR_OPREQQ_SIZE (8 * MPI3MR_4K_PGSZ) 119 #define MPI3MR_OPREPQ_SIZE (4 * MPI3MR_4K_PGSZ) 120 121 /* Operational queue management definitions */ 122 #define MPI3MR_OP_REQ_Q_QD 512 123 #define MPI3MR_OP_REP_Q_QD 1024 124 #define MPI3MR_OP_REP_Q_QD_A0 4096 125 126 #define MPI3MR_CHAINSGE_SIZE MPI3MR_4K_PGSZ 127 128 #define MPI3MR_SGEFLAGS_SYSTEM_SIMPLE_END_OF_LIST \ 129 (MPI3_SGE_FLAGS_ELEMENT_TYPE_SIMPLE | MPI3_SGE_FLAGS_DLAS_SYSTEM | \ 130 MPI3_SGE_FLAGS_END_OF_LIST) 131 132 #define MPI3MR_HOSTTAG_INVALID 0xFFFF 133 #define MPI3MR_HOSTTAG_INITCMDS 1 134 #define MPI3MR_HOSTTAG_IOCTLCMDS 2 135 #define MPI3MR_HOSTTAG_PELABORT 3 136 #define MPI3MR_HOSTTAG_PELWAIT 4 137 #define MPI3MR_HOSTTAG_TMS 5 138 139 #define MAX_MGMT_ADAPTERS 8 140 #define MPI3MR_WAIT_BEFORE_CTRL_RESET 5 141 142 143 struct mpi3mr_mgmt_info { 144 uint16_t count; 145 struct mpi3mr_softc *sc_ptr[MAX_MGMT_ADAPTERS]; 146 int max_index; 147 }; 148 149 extern char fmt_os_ver[16]; 150 151 #define MPI3MR_OS_VERSION(raw_os_ver, fmt_os_ver) sprintf(raw_os_ver, "%d", __FreeBSD_version); \ 152 sprintf(fmt_os_ver, "%c%c.%c%c.%c%c%c",\ 153 raw_os_ver[0], raw_os_ver[1], raw_os_ver[2],\ 154 raw_os_ver[3], raw_os_ver[4], raw_os_ver[5],\ 155 raw_os_ver[6]); 156 #define MPI3MR_NUM_DEVRMCMD 1 157 #define MPI3MR_HOSTTAG_DEVRMCMD_MIN (MPI3MR_HOSTTAG_TMS + 1) 158 #define MPI3MR_HOSTTAG_DEVRMCMD_MAX (MPI3MR_HOSTTAG_DEVRMCMD_MIN + \ 159 MPI3MR_NUM_DEVRMCMD - 1) 160 #define MPI3MR_INTERNALCMDS_RESVD MPI3MR_HOSTTAG_DEVRMCMD_MAX 161 162 #define MPI3MR_NUM_EVTACKCMD 4 163 #define MPI3MR_HOSTTAG_EVTACKCMD_MIN (MPI3MR_HOSTTAG_DEVRMCMD_MAX + 1) 164 #define MPI3MR_HOSTTAG_EVTACKCMD_MAX (MPI3MR_HOSTTAG_EVTACKCMD_MIN + \ 165 MPI3MR_NUM_EVTACKCMD - 1) 166 167 /* command/controller interaction timeout definitions in seconds */ 168 #define MPI3MR_INTADMCMD_TIMEOUT 60 169 #define MPI3MR_PORTENABLE_TIMEOUT 300 170 #define MPI3MR_ABORTTM_TIMEOUT 60 171 #define MPI3MR_RESETTM_TIMEOUT 60 172 #define MPI3MR_TSUPDATE_INTERVAL 900 173 #define MPI3MR_DEFAULT_SHUTDOWN_TIME 120 174 #define MPI3MR_RAID_ERRREC_RESET_TIMEOUT 180 175 #define MPI3MR_RESET_HOST_IOWAIT_TIMEOUT 5 176 #define MPI3MR_PREPARE_FOR_RESET_TIMEOUT 180 177 #define MPI3MR_RESET_ACK_TIMEOUT 30 178 #define MPI3MR_MUR_TIMEOUT 120 179 180 #define MPI3MR_CMD_NOTUSED 0x8000 181 #define MPI3MR_CMD_COMPLETE 0x0001 182 #define MPI3MR_CMD_PENDING 0x0002 183 #define MPI3MR_CMD_REPLYVALID 0x0004 184 #define MPI3MR_CMD_RESET 0x0008 185 186 #define MPI3MR_NUM_EVTREPLIES 64 187 #define MPI3MR_SENSEBUF_SZ 256 188 #define MPI3MR_SENSEBUF_FACTOR 3 189 #define MPI3MR_CHAINBUF_FACTOR 3 190 191 #define MPT3SAS_HOSTPGSZ_4KEXP 12 192 193 #define MPI3MR_INVALID_DEV_HANDLE 0xFFFF 194 195 /* Controller Reset related definitions */ 196 #define MPI3MR_HOSTDIAG_UNLOCK_RETRY_COUNT 5 197 #define MPI3MR_MAX_SHUTDOWN_RETRY_COUNT 2 198 199 /* ResponseCode values */ 200 #define MPI3MR_RI_MASK_RESPCODE (0x000000FF) 201 #define MPI3MR_RSP_TM_COMPLETE 0x00 202 #define MPI3MR_RSP_INVALID_FRAME 0x02 203 #define MPI3MR_RSP_TM_NOT_SUPPORTED 0x04 204 #define MPI3MR_RSP_TM_FAILED 0x05 205 #define MPI3MR_RSP_TM_SUCCEEDED 0x08 206 #define MPI3MR_RSP_TM_INVALID_LUN 0x09 207 #define MPI3MR_RSP_TM_OVERLAPPED_TAG 0x0A 208 #define MPI3MR_RSP_IO_QUEUED_ON_IOC \ 209 MPI3_SCSITASKMGMT_RSPCODE_IO_QUEUED_ON_IOC 210 211 /* Definitions for the controller security status*/ 212 #define MPI3MR_CTLR_SECURITY_STATUS_MASK 0x0C 213 #define MPI3MR_CTLR_SECURE_DBG_STATUS_MASK 0x02 214 215 #define MPI3MR_INVALID_DEVICE 0x00 216 #define MPI3MR_CONFIG_SECURE_DEVICE 0x04 217 #define MPI3MR_HARD_SECURE_DEVICE 0x08 218 #define MPI3MR_TAMPERED_DEVICE 0x0C 219 220 #define MPI3MR_DEFAULT_MDTS (128 * 1024) 221 #define MPI3MR_DEFAULT_PGSZEXP (12) 222 #define MPI3MR_MAX_IOCTL_TRANSFER_SIZE (1024 * 1024) 223 224 #define MPI3MR_DEVRMHS_RETRYCOUNT 3 225 #define MPI3MR_PELCMDS_RETRYCOUNT 3 226 227 #define MPI3MR_PERIODIC_DELAY 1 /* 1 second heartbeat/watchdog check */ 228 229 struct completion { 230 unsigned int done; 231 struct mtx lock; 232 }; 233 234 typedef union { 235 volatile unsigned int val; 236 unsigned int val_rdonly; 237 } mpi3mr_atomic_t; 238 239 #define mpi3mr_atomic_read(v) atomic_load_acq_int(&(v)->val) 240 #define mpi3mr_atomic_set(v,i) atomic_store_rel_int(&(v)->val, i) 241 #define mpi3mr_atomic_dec(v) atomic_subtract_int(&(v)->val, 1) 242 #define mpi3mr_atomic_inc(v) atomic_add_int(&(v)->val, 1) 243 #define mpi3mr_atomic_add(v, u) atomic_add_int(&(v)->val, u) 244 #define mpi3mr_atomic_sub(v, u) atomic_subtract_int(&(v)->val, u) 245 246 /* IOCTL data transfer sge*/ 247 #define MPI3MR_NUM_IOCTL_SGE 256 248 #define MPI3MR_IOCTL_SGE_SIZE (8 * 1024) 249 250 struct dma_memory_desc { 251 U32 size; 252 void *addr; 253 bus_dma_tag_t tag; 254 bus_dmamap_t dmamap; 255 bus_addr_t dma_addr; 256 }; 257 258 enum mpi3mr_iocstate { 259 MRIOC_STATE_READY = 1, 260 MRIOC_STATE_RESET, 261 MRIOC_STATE_FAULT, 262 MRIOC_STATE_BECOMING_READY, 263 MRIOC_STATE_RESET_REQUESTED, 264 MRIOC_STATE_UNRECOVERABLE, 265 MRIOC_STATE_COUNT, 266 }; 267 268 /* Init type definitions */ 269 enum mpi3mr_init_type { 270 MPI3MR_INIT_TYPE_INIT = 0, 271 MPI3MR_INIT_TYPE_RESET, 272 MPI3MR_INIT_TYPE_RESUME, 273 }; 274 275 /* Reset reason code definitions*/ 276 enum mpi3mr_reset_reason { 277 MPI3MR_RESET_FROM_BRINGUP = 1, 278 MPI3MR_RESET_FROM_FAULT_WATCH = 2, 279 MPI3MR_RESET_FROM_IOCTL = 3, 280 MPI3MR_RESET_FROM_EH_HOS = 4, 281 MPI3MR_RESET_FROM_TM_TIMEOUT = 5, 282 MPI3MR_RESET_FROM_IOCTL_TIMEOUT = 6, 283 MPI3MR_RESET_FROM_MUR_FAILURE = 7, 284 MPI3MR_RESET_FROM_CTLR_CLEANUP = 8, 285 MPI3MR_RESET_FROM_CIACTIV_FAULT = 9, 286 MPI3MR_RESET_FROM_PE_TIMEOUT = 10, 287 MPI3MR_RESET_FROM_TSU_TIMEOUT = 11, 288 MPI3MR_RESET_FROM_DELREQQ_TIMEOUT = 12, 289 MPI3MR_RESET_FROM_DELREPQ_TIMEOUT = 13, 290 MPI3MR_RESET_FROM_CREATEREPQ_TIMEOUT = 14, 291 MPI3MR_RESET_FROM_CREATEREQQ_TIMEOUT = 15, 292 MPI3MR_RESET_FROM_IOCFACTS_TIMEOUT = 16, 293 MPI3MR_RESET_FROM_IOCINIT_TIMEOUT = 17, 294 MPI3MR_RESET_FROM_EVTNOTIFY_TIMEOUT = 18, 295 MPI3MR_RESET_FROM_EVTACK_TIMEOUT = 19, 296 MPI3MR_RESET_FROM_CIACTVRST_TIMER = 20, 297 MPI3MR_RESET_FROM_GETPKGVER_TIMEOUT = 21, 298 MPI3MR_RESET_FROM_PELABORT_TIMEOUT = 22, 299 MPI3MR_RESET_FROM_SYSFS = 23, 300 MPI3MR_RESET_FROM_SYSFS_TIMEOUT = 24, 301 MPI3MR_RESET_FROM_DIAG_BUFFER_POST_TIMEOUT = 25, 302 MPI3MR_RESET_FROM_SCSIIO_TIMEOUT = 26, 303 MPI3MR_RESET_FROM_FIRMWARE = 27, 304 MPI3MR_DEFAULT_RESET_REASON = 28, 305 MPI3MR_RESET_REASON_COUNT, 306 }; 307 308 struct mpi3mr_compimg_ver 309 { 310 U16 build_num; 311 U16 cust_id; 312 U8 ph_minor; 313 U8 ph_major; 314 U8 gen_minor; 315 U8 gen_major; 316 }; 317 318 struct mpi3mr_ioc_facts 319 { 320 U32 ioc_capabilities; 321 struct mpi3mr_compimg_ver fw_ver; 322 U32 mpi_version; 323 U16 max_reqs; 324 U16 product_id; 325 U16 op_req_sz; 326 U16 reply_sz; 327 U16 exceptions; 328 U16 max_perids; 329 U16 max_pds; 330 U16 max_sasexpanders; 331 U16 max_sasinitiators; 332 U16 max_enclosures; 333 U16 max_pcieswitches; 334 U16 max_nvme; 335 U16 max_vds; 336 U16 max_hpds; 337 U16 max_advhpds; 338 U16 max_raidpds; 339 U16 min_devhandle; 340 U16 max_devhandle; 341 U16 max_op_req_q; 342 U16 max_op_reply_q; 343 U16 shutdown_timeout; 344 U8 ioc_num; 345 U8 who_init; 346 U16 max_msix_vectors; 347 U8 personality; 348 U8 dma_mask; 349 U8 protocol_flags; 350 U8 sge_mod_mask; 351 U8 sge_mod_value; 352 U8 sge_mod_shift; 353 U8 max_dev_per_tg; 354 U16 max_io_throttle_group; 355 U16 io_throttle_data_length; 356 U16 io_throttle_low; 357 U16 io_throttle_high; 358 }; 359 360 struct mpi3mr_op_req_queue { 361 U16 ci; 362 U16 pi; 363 U16 num_reqs; 364 U8 qid; 365 U8 reply_qid; 366 U32 qsz; 367 void *q_base; 368 bus_dma_tag_t q_base_tag; 369 bus_dmamap_t q_base_dmamap; 370 bus_addr_t q_base_phys; 371 struct mtx q_lock; 372 }; 373 374 struct mpi3mr_op_reply_queue { 375 U16 ci; 376 U8 ephase; 377 U8 qid; 378 U16 num_replies; 379 U32 qsz; 380 bus_dma_tag_t q_base_tag; 381 bus_dmamap_t q_base_dmamap; 382 void *q_base; 383 bus_addr_t q_base_phys; 384 mpi3mr_atomic_t pend_ios; 385 bool in_use; 386 struct mtx q_lock; 387 }; 388 389 struct irq_info { 390 MPI3_REPLY_DESCRIPTORS_UNION *post_queue; 391 bus_dma_tag_t buffer_dmat; 392 struct resource *irq; 393 void *intrhand; 394 int irq_rid; 395 }; 396 397 struct mpi3mr_irq_context { 398 struct mpi3mr_softc *sc; 399 U16 msix_index; 400 struct mpi3mr_op_reply_queue *op_reply_q; 401 char name[MPI3MR_NAME_LENGTH]; 402 struct irq_info irq_info; 403 }; 404 405 MALLOC_DECLARE(M_MPI3MR); 406 SYSCTL_DECL(_hw_mpi3mr); 407 408 typedef struct mpi3mr_drvr_cmd DRVR_CMD; 409 typedef void (*DRVR_CMD_CALLBACK)(struct mpi3mr_softc *mrioc, DRVR_CMD *drvrcmd); 410 struct mpi3mr_drvr_cmd { 411 struct mtx lock; 412 struct completion completion; 413 void *reply; 414 U8 *sensebuf; 415 U8 iou_rc; 416 U16 state; 417 U16 dev_handle; 418 U16 ioc_status; 419 U32 ioc_loginfo; 420 U8 is_waiting; 421 U8 is_senseprst; 422 U8 retry_count; 423 U16 host_tag; 424 DRVR_CMD_CALLBACK callback; 425 }; 426 427 struct mpi3mr_cmd; 428 typedef void mpi3mr_evt_callback_t(struct mpi3mr_softc *, uintptr_t, 429 Mpi3EventNotificationReply_t *reply); 430 typedef void mpi3mr_cmd_callback_t(struct mpi3mr_softc *, 431 struct mpi3mr_cmd *cmd); 432 433 #define MPI3MR_IOVEC_COUNT 2 434 435 enum mpi3mr_data_xfer_direction { 436 MPI3MR_READ = 1, 437 MPI3MR_WRITE, 438 }; 439 440 enum mpi3mr_cmd_state { 441 MPI3MR_CMD_STATE_FREE = 1, 442 MPI3MR_CMD_STATE_BUSY, 443 MPI3MR_CMD_STATE_IN_QUEUE, 444 MPI3MR_CMD_STATE_IN_TM, 445 }; 446 447 enum mpi3mr_target_state { 448 MPI3MR_DEV_CREATED = 1, 449 MPI3MR_DEV_REMOVE_HS_STARTED = 2, 450 MPI3MR_DEV_DELETED = 3, 451 }; 452 453 struct mpi3mr_cmd { 454 TAILQ_ENTRY(mpi3mr_cmd) next; 455 struct mpi3mr_softc *sc; 456 union ccb *ccb; 457 void *data; 458 u_int length; 459 struct mpi3mr_target *targ; 460 u_int data_dir; 461 u_int state; 462 bus_dmamap_t dmamap; 463 struct scsi_sense_data *sense; 464 struct callout callout; 465 bool callout_owner; 466 U16 hosttag; 467 U8 req_qidx; 468 Mpi3SCSIIORequest_t io_request; 469 int error_code; 470 }; 471 472 struct mpi3mr_chain { 473 bus_dmamap_t buf_dmamap; 474 void *buf; 475 bus_addr_t buf_phys; 476 }; 477 478 struct mpi3mr_event_handle { 479 TAILQ_ENTRY(mpi3mr_event_handle) eh_list; 480 mpi3mr_evt_callback_t *callback; 481 void *data; 482 uint8_t mask[16]; 483 }; 484 485 struct mpi3mr_fw_event_work { 486 U16 event; 487 void *event_data; 488 TAILQ_ENTRY(mpi3mr_fw_event_work) ev_link; 489 U8 send_ack; 490 U8 process_event; 491 U32 event_context; 492 U16 event_data_size; 493 }; 494 495 /** 496 * struct delayed_dev_rmhs_node - Delayed device removal node 497 * 498 * @list: list head 499 * @handle: Device handle 500 * @iou_rc: IO Unit Control Reason Code 501 */ 502 struct delayed_dev_rmhs_node { 503 TAILQ_ENTRY(delayed_dev_rmhs_node) list; 504 U16 handle; 505 U8 iou_rc; 506 }; 507 508 /** 509 * struct delayed_evtack_node - Delayed event ack node 510 * 511 * @list: list head 512 * @event: MPI3 event ID 513 * @event_ctx: Event context 514 */ 515 struct delayed_evtack_node { 516 TAILQ_ENTRY(delayed_evtack_node) list; 517 U8 event; 518 U32 event_ctx; 519 }; 520 521 /* Reset types */ 522 enum reset_type { 523 MPI3MR_NO_RESET, 524 MPI3MR_TRIGGER_SOFT_RESET, 525 }; 526 527 struct mpi3mr_reset { 528 u_int type; 529 U32 reason; 530 int status; 531 bool ioctl_reset_snapdump; 532 }; 533 534 struct mpi3mr_softc { 535 device_t mpi3mr_dev; 536 struct cdev *mpi3mr_cdev; 537 u_int mpi3mr_flags; 538 #define MPI3MR_FLAGS_SHUTDOWN (1 << 0) 539 #define MPI3MR_FLAGS_DIAGRESET (1 << 1) 540 #define MPI3MR_FLAGS_ATTACH_DONE (1 << 2) 541 #define MPI3MR_FLAGS_PORT_ENABLE_DONE (1 << 3) 542 U8 id; 543 int cpu_count; 544 char name[MPI3MR_NAME_LENGTH]; 545 char driver_name[MPI3MR_NAME_LENGTH]; 546 int bars; 547 int dma_mask; 548 u_int mpi3mr_debug; 549 struct mpi3mr_reset reset; 550 int max_msix_vectors; 551 int msix_count; 552 bool msix_enable; 553 int io_cmds_highwater; 554 int max_chains; 555 uint32_t chain_frame_size; 556 struct sysctl_ctx_list sysctl_ctx; 557 struct sysctl_oid *sysctl_tree; 558 char fw_version[16]; 559 char msg_version[8]; 560 struct mpi3mr_chain *chains; 561 struct callout periodic; 562 struct callout device_check_callout; 563 564 struct mpi3mr_cam_softc *cam_sc; 565 struct mpi3mr_cmd **cmd_list; 566 TAILQ_HEAD(, mpi3mr_cmd) cmd_list_head; 567 struct mtx cmd_pool_lock; 568 569 struct resource *mpi3mr_regs_resource; 570 bus_space_handle_t mpi3mr_bhandle; 571 bus_space_tag_t mpi3mr_btag; 572 int mpi3mr_regs_rid; 573 574 bus_dma_tag_t mpi3mr_parent_dmat; 575 bus_dma_tag_t buffer_dmat; 576 577 int num_reqs; 578 int num_replies; 579 int num_chains; 580 581 TAILQ_HEAD(, mpi3mr_event_handle) event_list; 582 struct mpi3mr_event_handle *mpi3mr_log_eh; 583 struct intr_config_hook mpi3mr_ich; 584 585 struct mtx mpi3mr_mtx; 586 struct mtx io_lock; 587 U8 intr_enabled; 588 TAILQ_HEAD(, delayed_dev_rmhs_node) delayed_rmhs_list; 589 TAILQ_HEAD(, delayed_evtack_node) delayed_evtack_cmds_list; 590 591 U16 num_admin_reqs; 592 U32 admin_req_q_sz; 593 U16 admin_req_pi; 594 U16 admin_req_ci; 595 bus_dma_tag_t admin_req_tag; 596 bus_dmamap_t admin_req_dmamap; 597 bus_addr_t admin_req_phys; 598 U8 *admin_req; 599 struct mtx admin_req_lock; 600 601 U16 num_admin_replies; 602 U32 admin_reply_q_sz; 603 U16 admin_reply_ci; 604 U8 admin_reply_ephase; 605 bus_dma_tag_t admin_reply_tag; 606 bus_dmamap_t admin_reply_dmamap; 607 bus_addr_t admin_reply_phys; 608 U8 *admin_reply; 609 struct mtx admin_reply_lock; 610 bool admin_in_use; 611 612 U32 num_reply_bufs; 613 bus_dma_tag_t reply_buf_tag; 614 bus_dmamap_t reply_buf_dmamap; 615 bus_addr_t reply_buf_phys; 616 U8 *reply_buf; 617 bus_addr_t reply_buf_dma_max_address; 618 bus_addr_t reply_buf_dma_min_address; 619 620 U16 reply_free_q_sz; 621 bus_dma_tag_t reply_free_q_tag; 622 bus_dmamap_t reply_free_q_dmamap; 623 bus_addr_t reply_free_q_phys; 624 U64 *reply_free_q; 625 struct mtx reply_free_q_lock; 626 U32 reply_free_q_host_index; 627 628 U32 num_sense_bufs; 629 bus_dma_tag_t sense_buf_tag; 630 bus_dmamap_t sense_buf_dmamap; 631 bus_addr_t sense_buf_phys; 632 U8 *sense_buf; 633 634 U16 sense_buf_q_sz; 635 bus_dma_tag_t sense_buf_q_tag; 636 bus_dmamap_t sense_buf_q_dmamap; 637 bus_addr_t sense_buf_q_phys; 638 U64 *sense_buf_q; 639 struct mtx sense_buf_q_lock; 640 U32 sense_buf_q_host_index; 641 642 void *nvme_encap_prp_list; 643 bus_addr_t nvme_encap_prp_list_dma; 644 bus_dma_tag_t nvme_encap_prp_list_dmatag; 645 bus_dmamap_t nvme_encap_prp_list_dma_dmamap; 646 U32 nvme_encap_prp_sz; 647 648 U32 ready_timeout; 649 650 struct mpi3mr_irq_context *irq_ctx; 651 652 U16 num_queues; /* Number of request/reply queues */ 653 struct mpi3mr_op_req_queue *op_req_q; 654 struct mpi3mr_op_reply_queue *op_reply_q; 655 U16 num_hosttag_op_req_q; 656 657 struct mpi3mr_drvr_cmd init_cmds; 658 struct mpi3mr_ioc_facts facts; 659 U16 reply_sz; 660 U16 op_reply_sz; 661 662 U32 event_masks[MPI3_EVENT_NOTIFY_EVENTMASK_WORDS]; 663 664 char fwevt_worker_name[MPI3MR_NAME_LENGTH]; 665 struct workqueue_struct *fwevt_worker_thread; 666 struct mtx fwevt_lock; 667 struct mtx target_lock; 668 669 U16 max_host_ios; 670 bus_dma_tag_t chain_sgl_list_tag; 671 struct mpi3mr_chain *chain_sgl_list; 672 U16 chain_bitmap_sz; 673 void *chain_bitmap; 674 struct mtx chain_buf_lock; 675 U16 chain_buf_count; 676 677 struct mpi3mr_drvr_cmd ioctl_cmds; 678 struct mpi3mr_drvr_cmd host_tm_cmds; 679 struct mpi3mr_drvr_cmd dev_rmhs_cmds[MPI3MR_NUM_DEVRMCMD]; 680 struct mpi3mr_drvr_cmd evtack_cmds[MPI3MR_NUM_EVTACKCMD]; 681 682 U16 devrem_bitmap_sz; 683 void *devrem_bitmap; 684 685 U16 dev_handle_bitmap_sz; 686 void *removepend_bitmap; 687 688 U16 evtack_cmds_bitmap_sz; 689 void *evtack_cmds_bitmap; 690 691 U32 ts_update_counter; 692 U8 reset_in_progress; 693 U8 unrecoverable; 694 U8 block_ioctls; 695 U8 in_prep_ciactv_rst; 696 U16 prep_ciactv_rst_counter; 697 struct mtx reset_mutex; 698 699 U8 prepare_for_reset; 700 U16 prepare_for_reset_timeout_counter; 701 702 U16 diagsave_timeout; 703 int logging_level; 704 U16 flush_io_count; 705 706 Mpi3DriverInfoLayout_t driver_info; 707 708 U16 change_count; 709 710 U8 *log_data_buffer; 711 U16 log_data_buffer_index; 712 U16 log_data_entry_size; 713 714 U8 pel_wait_pend; 715 U8 pel_abort_requested; 716 U8 pel_class; 717 U16 pel_locale; 718 719 struct mpi3mr_drvr_cmd pel_cmds; 720 struct mpi3mr_drvr_cmd pel_abort_cmd; 721 U32 newest_seqnum; 722 void *pel_seq_number; 723 bus_addr_t pel_seq_number_dma; 724 bus_dma_tag_t pel_seq_num_dmatag; 725 bus_dmamap_t pel_seq_num_dmamap; 726 U32 pel_seq_number_sz; 727 728 struct selinfo mpi3mr_select; 729 U32 mpi3mr_poll_waiting; 730 U32 mpi3mr_aen_triggered; 731 732 U16 wait_for_port_enable; 733 U16 track_mapping_events; 734 U16 pending_map_events; 735 mpi3mr_atomic_t fw_outstanding; 736 mpi3mr_atomic_t pend_ioctls; 737 struct proc *watchdog_thread; 738 void *watchdog_chan; 739 void *tm_chan; 740 u_int8_t remove_in_progress; 741 u_int8_t watchdog_thread_active; 742 u_int8_t do_timedout_reset; 743 bool allow_ios; 744 bool secure_ctrl; 745 mpi3mr_atomic_t pend_large_data_sz; 746 747 u_int32_t io_throttle_data_length; 748 u_int32_t io_throttle_high; 749 u_int32_t io_throttle_low; 750 u_int16_t num_io_throttle_group; 751 u_int iot_enable; 752 struct mpi3mr_throttle_group_info *throttle_groups; 753 754 struct dma_memory_desc ioctl_sge[MPI3MR_NUM_IOCTL_SGE]; 755 struct dma_memory_desc ioctl_chain_sge; 756 struct dma_memory_desc ioctl_resp_sge; 757 bool ioctl_sges_allocated; 758 }; 759 760 static __inline uint64_t 761 mpi3mr_regread64(struct mpi3mr_softc *sc, uint32_t offset) 762 { 763 return bus_space_read_8(sc->mpi3mr_btag, sc->mpi3mr_bhandle, offset); 764 } 765 766 static __inline void 767 mpi3mr_regwrite64(struct mpi3mr_softc *sc, uint32_t offset, uint64_t val) 768 { 769 bus_space_write_8(sc->mpi3mr_btag, sc->mpi3mr_bhandle, offset, val); 770 } 771 772 static __inline uint32_t 773 mpi3mr_regread(struct mpi3mr_softc *sc, uint32_t offset) 774 { 775 return bus_space_read_4(sc->mpi3mr_btag, sc->mpi3mr_bhandle, offset); 776 } 777 778 static __inline void 779 mpi3mr_regwrite(struct mpi3mr_softc *sc, uint32_t offset, uint32_t val) 780 { 781 bus_space_write_4(sc->mpi3mr_btag, sc->mpi3mr_bhandle, offset, val); 782 } 783 784 #define MPI3MR_INFO (1 << 0) /* Basic info */ 785 #define MPI3MR_FAULT (1 << 1) /* Hardware faults */ 786 #define MPI3MR_EVENT (1 << 2) /* Event data from the controller */ 787 #define MPI3MR_LOG (1 << 3) /* Log data from the controller */ 788 #define MPI3MR_RECOVERY (1 << 4) /* Command error recovery tracing */ 789 #define MPI3MR_ERROR (1 << 5) /* Fatal driver/OS APIs failure */ 790 #define MPI3MR_XINFO (1 << 6) /* Additional info logs*/ 791 #define MPI3MR_TRACE (1 << 7) /* Trace functions */ 792 #define MPI3MR_IOT (1 << 8) /* IO throttling related debugs */ 793 #define MPI3MR_DEBUG_TM (1 << 9) /* Task management related debugs */ 794 #define MPI3MR_DEBUG_IOCTL (1 << 10) /* IOCTL related debugs */ 795 796 #define mpi3mr_printf(sc, args...) \ 797 device_printf((sc)->mpi3mr_dev, ##args) 798 799 #define mpi3mr_print_field(sc, msg, args...) \ 800 printf("\t" msg, ##args) 801 802 #define mpi3mr_vprintf(sc, args...) \ 803 do { \ 804 if (bootverbose) \ 805 mpi3mr_printf(sc, ##args); \ 806 } while (0) 807 808 #define mpi3mr_dprint(sc, level, msg, args...) \ 809 do { \ 810 if ((sc)->mpi3mr_debug & (level)) \ 811 device_printf((sc)->mpi3mr_dev, msg, ##args); \ 812 } while (0) 813 814 #define MPI3MR_PRINTFIELD_START(sc, tag...) \ 815 mpi3mr_printf((sc), ##tag); \ 816 mpi3mr_print_field((sc), ":\n") 817 #define MPI3MR_PRINTFIELD_END(sc, tag) \ 818 mpi3mr_printf((sc), tag "\n") 819 #define MPI3MR_PRINTFIELD(sc, facts, attr, fmt) \ 820 mpi3mr_print_field((sc), #attr ": " #fmt "\n", (facts)->attr) 821 822 #define mpi3mr_kproc_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \ 823 kproc_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) 824 #define mpi3mr_kproc_exit(arg) kproc_exit(arg) 825 826 #if defined(CAM_PRIORITY_XPT) 827 #define MPI3MR_PRIORITY_XPT CAM_PRIORITY_XPT 828 #else 829 #define MPI3MR_PRIORITY_XPT 5 830 #endif 831 832 static __inline void 833 mpi3mr_clear_bit(int b, volatile void *p) 834 { 835 atomic_clear_int(((volatile int *)p) + (b >> 5), 1 << (b & 0x1f)); 836 } 837 838 static __inline void 839 mpi3mr_set_bit(int b, volatile void *p) 840 { 841 atomic_set_int(((volatile int *)p) + (b >> 5), 1 << (b & 0x1f)); 842 } 843 844 static __inline int 845 mpi3mr_test_bit(int b, volatile void *p) 846 { 847 return ((volatile int *)p)[b >> 5] & (1 << (b & 0x1f)); 848 } 849 850 static __inline int 851 mpi3mr_test_and_set_bit(int b, volatile void *p) 852 { 853 int ret = ((volatile int *)p)[b >> 5] & (1 << (b & 0x1f)); 854 855 atomic_set_int(((volatile int *)p) + (b >> 5), 1 << (b & 0x1f)); 856 return ret; 857 } 858 859 static __inline int 860 mpi3mr_find_first_zero_bit(void *p, int bit_count) 861 { 862 int i, sz, j=0; 863 U8 *loc; 864 865 sz = bit_count % 8 ? (bit_count / 8 + 1) : (bit_count / 8); 866 loc = malloc(sz, M_MPI3MR, M_NOWAIT | M_ZERO); 867 868 memcpy(loc, p, sz); 869 870 for (i = 0; i < sz; i++) { 871 j = 0; 872 while (j < 8) { 873 if (!((loc[i] >> j) & 0x1)) 874 goto out; 875 j++; 876 } 877 } 878 out: 879 free(loc, M_MPI3MR); 880 return (i + j); 881 } 882 883 #define MPI3MR_DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) 884 885 void 886 init_completion(struct completion *completion); 887 888 void 889 complete(struct completion *completion); 890 891 void wait_for_completion_timeout(struct completion *completion, 892 U32 timeout); 893 void wait_for_completion_timeout_tm(struct completion *completion, 894 U32 timeout, struct mpi3mr_softc *sc); 895 void mpi3mr_add_sg_single(void *paddr, U8 flags, U32 length, 896 bus_addr_t dma_addr); 897 void mpi3mr_enable_interrupts(struct mpi3mr_softc *sc); 898 void mpi3mr_disable_interrupts(struct mpi3mr_softc *sc); 899 void mpi3mr_memaddr_cb(void *arg, bus_dma_segment_t *segs, int nsegs, int error); 900 int mpi3mr_submit_admin_cmd(struct mpi3mr_softc *mrioc, void *admin_req, 901 U16 admin_req_sz); 902 int mpi3mr_submit_io(struct mpi3mr_softc *mrioc, 903 struct mpi3mr_op_req_queue *op_req_q, U8 *req); 904 int 905 mpi3mr_alloc_interrupts(struct mpi3mr_softc *sc, U16 setup_one); 906 907 void mpi3mr_cleanup_ioc(struct mpi3mr_softc *sc); 908 int mpi3mr_initialize_ioc(struct mpi3mr_softc *sc, U8 reason); 909 void mpi3mr_build_zero_len_sge(void *paddr); 910 int mpi3mr_issue_event_notification(struct mpi3mr_softc *sc); 911 int 912 mpi3mr_register_events(struct mpi3mr_softc *sc); 913 void mpi3mr_process_op_reply_desc(struct mpi3mr_softc *sc, 914 Mpi3DefaultReplyDescriptor_t *reply_desc, U64 *reply_dma); 915 struct mpi3mr_cmd * 916 mpi3mr_get_command(struct mpi3mr_softc *sc); 917 void 918 mpi3mr_release_command(struct mpi3mr_cmd *cmd); 919 int 920 mpi3mr_complete_io_cmd(struct mpi3mr_softc *sc, 921 struct mpi3mr_irq_context *irq_context); 922 int 923 mpi3mr_cam_detach(struct mpi3mr_softc *sc); 924 int 925 mpi3mr_cam_attach(struct mpi3mr_softc *sc); 926 struct mpi3mr_target * 927 mpi3mr_find_target_by_per_id(struct mpi3mr_cam_softc *cam_sc, 928 uint16_t per_id); 929 struct mpi3mr_target * 930 mpi3mr_find_target_by_dev_handle(struct mpi3mr_cam_softc *cam_sc, 931 uint16_t dev_handle); 932 int mpi3mr_create_device(struct mpi3mr_softc *sc, 933 Mpi3DevicePage0_t *dev_pg0); 934 void 935 mpi3mr_unmap_request(struct mpi3mr_softc *sc, struct mpi3mr_cmd *cmd); 936 void 937 init_completion(struct completion *completion); 938 void 939 complete(struct completion *completion); 940 void wait_for_completion_timeout(struct completion *completion, 941 U32 timeout); 942 void 943 poll_for_command_completion(struct mpi3mr_softc *sc, 944 struct mpi3mr_drvr_cmd *cmd, U16 wait); 945 int 946 mpi3mr_alloc_requests(struct mpi3mr_softc *sc); 947 void 948 mpi3mr_watchdog(void *arg); 949 int mpi3mr_issue_port_enable(struct mpi3mr_softc *mrioc, U8 async); 950 void 951 mpi3mr_isr(void *privdata); 952 int 953 mpi3mr_alloc_msix_queues(struct mpi3mr_softc *sc); 954 void 955 mpi3mr_destory_mtx(struct mpi3mr_softc *sc); 956 void 957 mpi3mr_free_mem(struct mpi3mr_softc *sc); 958 void 959 mpi3mr_cleanup_interrupts(struct mpi3mr_softc *sc); 960 int mpi3mr_setup_irqs(struct mpi3mr_softc *sc); 961 void mpi3mr_cleanup_event_taskq(struct mpi3mr_softc *sc); 962 void 963 mpi3mr_hexdump(void *buf, int sz, int format); 964 int mpi3mr_soft_reset_handler(struct mpi3mr_softc *sc, 965 U32 reset_reason, bool snapdump); 966 void 967 mpi3mrsas_release_simq_reinit(struct mpi3mr_cam_softc *cam_sc); 968 void 969 mpi3mr_watchdog_thread(void *arg); 970 void mpi3mr_add_device(struct mpi3mr_softc *sc, U16 per_id); 971 int mpi3mr_remove_device(struct mpi3mr_softc *sc, U16 handle); 972 int 973 mpi3mrsas_register_events(struct mpi3mr_softc *sc); 974 int mpi3mr_process_event_ack(struct mpi3mr_softc *sc, U8 event, 975 U32 event_ctx); 976 int mpi3mr_remove_device_from_os(struct mpi3mr_softc *sc, U16 handle); 977 void mpi3mr_remove_device_from_list(struct mpi3mr_softc *sc, struct mpi3mr_target *target, 978 bool must_delete); 979 void mpi3mr_update_device(struct mpi3mr_softc *mrioc, 980 struct mpi3mr_target *tgtdev, Mpi3DevicePage0_t *dev_pg0, bool is_added); 981 void mpi3mr_app_save_logdata(struct mpi3mr_softc *sc, char *event_data, U16 event_data_size); 982 void mpi3mr_set_io_divert_for_all_vd_in_tg(struct mpi3mr_softc *sc, 983 struct mpi3mr_throttle_group_info *tg, U8 divert_value); 984 enum mpi3mr_iocstate mpi3mr_get_iocstate(struct mpi3mr_softc *sc); 985 void mpi3mr_poll_pend_io_completions(struct mpi3mr_softc *sc); 986 void int_to_lun(unsigned int lun, U8 *req_lun); 987 void trigger_reset_from_watchdog(struct mpi3mr_softc *sc, U8 reset_type, U32 reset_reason); 988 void mpi3mr_alloc_ioctl_dma_memory(struct mpi3mr_softc *sc); 989 #endif /*MPI3MR_H_INCLUDED*/ 990