1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2019 Broadcom. All Rights Reserved. The term * 5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * 6 * Copyright (C) 2009-2016 Emulex. All rights reserved. * 7 * EMULEX and SLI are trademarks of Emulex. * 8 * www.broadcom.com * 9 * * 10 * This program is free software; you can redistribute it and/or * 11 * modify it under the terms of version 2 of the GNU General * 12 * Public License as published by the Free Software Foundation. * 13 * This program is distributed in the hope that it will be useful. * 14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 18 * TO BE LEGALLY INVALID. See the GNU General Public License for * 19 * more details, a copy of which can be found in the file COPYING * 20 * included with this package. * 21 *******************************************************************/ 22 23 #include <linux/irq_poll.h> 24 #include <linux/cpufreq.h> 25 26 #if defined(CONFIG_DEBUG_FS) && !defined(CONFIG_SCSI_LPFC_DEBUG_FS) 27 #define CONFIG_SCSI_LPFC_DEBUG_FS 28 #endif 29 30 #define LPFC_ACTIVE_MBOX_WAIT_CNT 100 31 #define LPFC_XRI_EXCH_BUSY_WAIT_TMO 10000 32 #define LPFC_XRI_EXCH_BUSY_WAIT_T1 10 33 #define LPFC_XRI_EXCH_BUSY_WAIT_T2 30000 34 #define LPFC_RPI_LOW_WATER_MARK 10 35 36 #define LPFC_UNREG_FCF 1 37 #define LPFC_SKIP_UNREG_FCF 0 38 39 /* Amount of time in seconds for waiting FCF rediscovery to complete */ 40 #define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */ 41 42 /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */ 43 #define LPFC_NEMBED_MBOX_SGL_CNT 254 44 45 /* Multi-queue arrangement for FCP EQ/CQ/WQ tuples */ 46 #define LPFC_HBA_HDWQ_MIN 0 47 #define LPFC_HBA_HDWQ_MAX 256 48 #define LPFC_HBA_HDWQ_DEF LPFC_HBA_HDWQ_MIN 49 50 /* irq_chann range, values */ 51 #define LPFC_IRQ_CHANN_MIN 0 52 #define LPFC_IRQ_CHANN_MAX 256 53 #define LPFC_IRQ_CHANN_DEF LPFC_IRQ_CHANN_MIN 54 55 /* FCP MQ queue count limiting */ 56 #define LPFC_FCP_MQ_THRESHOLD_MIN 0 57 #define LPFC_FCP_MQ_THRESHOLD_MAX 256 58 #define LPFC_FCP_MQ_THRESHOLD_DEF 8 59 60 /* 61 * Provide the default FCF Record attributes used by the driver 62 * when nonFIP mode is configured and there is no other default 63 * FCF Record attributes. 64 */ 65 #define LPFC_FCOE_FCF_DEF_INDEX 0 66 #define LPFC_FCOE_FCF_GET_FIRST 0xFFFF 67 #define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF 68 69 #define LPFC_FCOE_NULL_VID 0xFFF 70 #define LPFC_FCOE_IGNORE_VID 0xFFFF 71 72 /* First 3 bytes of default FCF MAC is specified by FC_MAP */ 73 #define LPFC_FCOE_FCF_MAC3 0xFF 74 #define LPFC_FCOE_FCF_MAC4 0xFF 75 #define LPFC_FCOE_FCF_MAC5 0xFE 76 #define LPFC_FCOE_FCF_MAP0 0x0E 77 #define LPFC_FCOE_FCF_MAP1 0xFC 78 #define LPFC_FCOE_FCF_MAP2 0x00 79 #define LPFC_FCOE_MAX_RCV_SIZE 0x800 80 #define LPFC_FCOE_FKA_ADV_PER 0 81 #define LPFC_FCOE_FIP_PRIORITY 0x80 82 83 #define sli4_sid_from_fc_hdr(fc_hdr) \ 84 ((fc_hdr)->fh_s_id[0] << 16 | \ 85 (fc_hdr)->fh_s_id[1] << 8 | \ 86 (fc_hdr)->fh_s_id[2]) 87 88 #define sli4_did_from_fc_hdr(fc_hdr) \ 89 ((fc_hdr)->fh_d_id[0] << 16 | \ 90 (fc_hdr)->fh_d_id[1] << 8 | \ 91 (fc_hdr)->fh_d_id[2]) 92 93 #define sli4_fctl_from_fc_hdr(fc_hdr) \ 94 ((fc_hdr)->fh_f_ctl[0] << 16 | \ 95 (fc_hdr)->fh_f_ctl[1] << 8 | \ 96 (fc_hdr)->fh_f_ctl[2]) 97 98 #define sli4_type_from_fc_hdr(fc_hdr) \ 99 ((fc_hdr)->fh_type) 100 101 #define LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT 12000 102 103 #define INT_FW_UPGRADE 0 104 #define RUN_FW_UPGRADE 1 105 106 enum lpfc_sli4_queue_type { 107 LPFC_EQ, 108 LPFC_GCQ, 109 LPFC_MCQ, 110 LPFC_WCQ, 111 LPFC_RCQ, 112 LPFC_MQ, 113 LPFC_WQ, 114 LPFC_HRQ, 115 LPFC_DRQ 116 }; 117 118 /* The queue sub-type defines the functional purpose of the queue */ 119 enum lpfc_sli4_queue_subtype { 120 LPFC_NONE, 121 LPFC_MBOX, 122 LPFC_IO, 123 LPFC_ELS, 124 LPFC_NVMET, 125 LPFC_NVME_LS, 126 LPFC_USOL 127 }; 128 129 /* RQ buffer list */ 130 struct lpfc_rqb { 131 uint16_t entry_count; /* Current number of RQ slots */ 132 uint16_t buffer_count; /* Current number of buffers posted */ 133 struct list_head rqb_buffer_list; /* buffers assigned to this HBQ */ 134 /* Callback for HBQ buffer allocation */ 135 struct rqb_dmabuf *(*rqb_alloc_buffer)(struct lpfc_hba *); 136 /* Callback for HBQ buffer free */ 137 void (*rqb_free_buffer)(struct lpfc_hba *, 138 struct rqb_dmabuf *); 139 }; 140 141 enum lpfc_poll_mode { 142 LPFC_QUEUE_WORK, 143 LPFC_IRQ_POLL 144 }; 145 146 struct lpfc_idle_stat { 147 u64 prev_idle; 148 u64 prev_wall; 149 }; 150 151 struct lpfc_queue { 152 struct list_head list; 153 struct list_head wq_list; 154 155 /* 156 * If interrupts are in effect on _all_ the eq's the footprint 157 * of polling code is zero (except mode). This memory is chec- 158 * ked for every io to see if the io needs to be polled and 159 * while completion to check if the eq's needs to be rearmed. 160 * Keep in same cacheline as the queue ptr to avoid cpu fetch 161 * stalls. Using 1B memory will leave us with 7B hole. Fill 162 * it with other frequently used members. 163 */ 164 uint16_t last_cpu; /* most recent cpu */ 165 uint16_t hdwq; 166 uint8_t qe_valid; 167 uint8_t mode; /* interrupt or polling */ 168 #define LPFC_EQ_INTERRUPT 0 169 #define LPFC_EQ_POLL 1 170 171 struct list_head wqfull_list; 172 enum lpfc_sli4_queue_type type; 173 enum lpfc_sli4_queue_subtype subtype; 174 struct lpfc_hba *phba; 175 struct list_head child_list; 176 struct list_head page_list; 177 struct list_head sgl_list; 178 struct list_head cpu_list; 179 uint32_t entry_count; /* Number of entries to support on the queue */ 180 uint32_t entry_size; /* Size of each queue entry. */ 181 uint32_t entry_cnt_per_pg; 182 uint32_t notify_interval; /* Queue Notification Interval 183 * For chip->host queues (EQ, CQ, RQ): 184 * specifies the interval (number of 185 * entries) where the doorbell is rung to 186 * notify the chip of entry consumption. 187 * For host->chip queues (WQ): 188 * specifies the interval (number of 189 * entries) where consumption CQE is 190 * requested to indicate WQ entries 191 * consumed by the chip. 192 * Not used on an MQ. 193 */ 194 #define LPFC_EQ_NOTIFY_INTRVL 16 195 #define LPFC_CQ_NOTIFY_INTRVL 16 196 #define LPFC_WQ_NOTIFY_INTRVL 16 197 #define LPFC_RQ_NOTIFY_INTRVL 16 198 uint32_t max_proc_limit; /* Queue Processing Limit 199 * For chip->host queues (EQ, CQ): 200 * specifies the maximum number of 201 * entries to be consumed in one 202 * processing iteration sequence. Queue 203 * will be rearmed after each iteration. 204 * Not used on an MQ, RQ or WQ. 205 */ 206 #define LPFC_EQ_MAX_PROC_LIMIT 256 207 #define LPFC_CQ_MIN_PROC_LIMIT 64 208 #define LPFC_CQ_MAX_PROC_LIMIT LPFC_CQE_EXP_COUNT // 4096 209 #define LPFC_CQ_DEF_MAX_PROC_LIMIT LPFC_CQE_DEF_COUNT // 1024 210 #define LPFC_CQ_MIN_THRESHOLD_TO_POLL 64 211 #define LPFC_CQ_MAX_THRESHOLD_TO_POLL LPFC_CQ_DEF_MAX_PROC_LIMIT 212 #define LPFC_CQ_DEF_THRESHOLD_TO_POLL LPFC_CQ_DEF_MAX_PROC_LIMIT 213 uint32_t queue_claimed; /* indicates queue is being processed */ 214 uint32_t queue_id; /* Queue ID assigned by the hardware */ 215 uint32_t assoc_qid; /* Queue ID associated with, for CQ/WQ/MQ */ 216 uint32_t host_index; /* The host's index for putting or getting */ 217 uint32_t hba_index; /* The last known hba index for get or put */ 218 uint32_t q_mode; 219 220 struct lpfc_sli_ring *pring; /* ptr to io ring associated with q */ 221 struct lpfc_rqb *rqbp; /* ptr to RQ buffers */ 222 223 uint16_t page_count; /* Number of pages allocated for this queue */ 224 uint16_t page_size; /* size of page allocated for this queue */ 225 #define LPFC_EXPANDED_PAGE_SIZE 16384 226 #define LPFC_DEFAULT_PAGE_SIZE 4096 227 uint16_t chann; /* Hardware Queue association WQ/CQ */ 228 /* CPU affinity for EQ */ 229 #define LPFC_FIND_BY_EQ 0 230 #define LPFC_FIND_BY_HDWQ 1 231 uint8_t db_format; 232 #define LPFC_DB_RING_FORMAT 0x01 233 #define LPFC_DB_LIST_FORMAT 0x02 234 uint8_t q_flag; 235 #define HBA_NVMET_WQFULL 0x1 /* We hit WQ Full condition for NVMET */ 236 #define HBA_NVMET_CQ_NOTIFY 0x1 /* LPFC_NVMET_CQ_NOTIFY CQEs this EQE */ 237 #define HBA_EQ_DELAY_CHK 0x2 /* EQ is a candidate for coalescing */ 238 #define LPFC_NVMET_CQ_NOTIFY 4 239 void __iomem *db_regaddr; 240 uint16_t dpp_enable; 241 uint16_t dpp_id; 242 void __iomem *dpp_regaddr; 243 244 /* For q stats */ 245 uint32_t q_cnt_1; 246 uint32_t q_cnt_2; 247 uint32_t q_cnt_3; 248 uint64_t q_cnt_4; 249 /* defines for EQ stats */ 250 #define EQ_max_eqe q_cnt_1 251 #define EQ_no_entry q_cnt_2 252 #define EQ_cqe_cnt q_cnt_3 253 #define EQ_processed q_cnt_4 254 255 /* defines for CQ stats */ 256 #define CQ_mbox q_cnt_1 257 #define CQ_max_cqe q_cnt_1 258 #define CQ_release_wqe q_cnt_2 259 #define CQ_xri_aborted q_cnt_3 260 #define CQ_wq q_cnt_4 261 262 /* defines for WQ stats */ 263 #define WQ_overflow q_cnt_1 264 #define WQ_posted q_cnt_4 265 266 /* defines for RQ stats */ 267 #define RQ_no_posted_buf q_cnt_1 268 #define RQ_no_buf_found q_cnt_2 269 #define RQ_buf_posted q_cnt_3 270 #define RQ_rcv_buf q_cnt_4 271 272 struct work_struct irqwork; 273 struct work_struct spwork; 274 struct delayed_work sched_irqwork; 275 struct delayed_work sched_spwork; 276 277 uint64_t isr_timestamp; 278 struct lpfc_queue *assoc_qp; 279 struct list_head _poll_list; 280 void **q_pgs; /* array to index entries per page */ 281 282 #define LPFC_IRQ_POLL_WEIGHT 256 283 struct irq_poll iop; 284 enum lpfc_poll_mode poll_mode; 285 }; 286 287 struct lpfc_sli4_link { 288 uint32_t speed; 289 uint8_t duplex; 290 uint8_t status; 291 uint8_t type; 292 uint8_t number; 293 uint8_t fault; 294 uint32_t logical_speed; 295 uint16_t topology; 296 }; 297 298 struct lpfc_fcf_rec { 299 uint8_t fabric_name[8]; 300 uint8_t switch_name[8]; 301 uint8_t mac_addr[6]; 302 uint16_t fcf_indx; 303 uint32_t priority; 304 uint16_t vlan_id; 305 uint32_t addr_mode; 306 uint32_t flag; 307 #define BOOT_ENABLE 0x01 308 #define RECORD_VALID 0x02 309 }; 310 311 struct lpfc_fcf_pri_rec { 312 uint16_t fcf_index; 313 #define LPFC_FCF_ON_PRI_LIST 0x0001 314 #define LPFC_FCF_FLOGI_FAILED 0x0002 315 uint16_t flag; 316 uint32_t priority; 317 }; 318 319 struct lpfc_fcf_pri { 320 struct list_head list; 321 struct lpfc_fcf_pri_rec fcf_rec; 322 }; 323 324 /* 325 * Maximum FCF table index, it is for driver internal book keeping, it 326 * just needs to be no less than the supported HBA's FCF table size. 327 */ 328 #define LPFC_SLI4_FCF_TBL_INDX_MAX 32 329 330 struct lpfc_fcf { 331 uint16_t fcfi; 332 uint32_t fcf_flag; 333 #define FCF_AVAILABLE 0x01 /* FCF available for discovery */ 334 #define FCF_REGISTERED 0x02 /* FCF registered with FW */ 335 #define FCF_SCAN_DONE 0x04 /* FCF table scan done */ 336 #define FCF_IN_USE 0x08 /* Atleast one discovery completed */ 337 #define FCF_INIT_DISC 0x10 /* Initial FCF discovery */ 338 #define FCF_DEAD_DISC 0x20 /* FCF DEAD fast FCF failover discovery */ 339 #define FCF_ACVL_DISC 0x40 /* All CVL fast FCF failover discovery */ 340 #define FCF_DISCOVERY (FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC) 341 #define FCF_REDISC_PEND 0x80 /* FCF rediscovery pending */ 342 #define FCF_REDISC_EVT 0x100 /* FCF rediscovery event to worker thread */ 343 #define FCF_REDISC_FOV 0x200 /* Post FCF rediscovery fast failover */ 344 #define FCF_REDISC_PROG (FCF_REDISC_PEND | FCF_REDISC_EVT) 345 uint16_t fcf_redisc_attempted; 346 uint32_t addr_mode; 347 uint32_t eligible_fcf_cnt; 348 struct lpfc_fcf_rec current_rec; 349 struct lpfc_fcf_rec failover_rec; 350 struct list_head fcf_pri_list; 351 struct lpfc_fcf_pri fcf_pri[LPFC_SLI4_FCF_TBL_INDX_MAX]; 352 uint32_t current_fcf_scan_pri; 353 struct timer_list redisc_wait; 354 unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */ 355 }; 356 357 358 #define LPFC_REGION23_SIGNATURE "RG23" 359 #define LPFC_REGION23_VERSION 1 360 #define LPFC_REGION23_LAST_REC 0xff 361 #define DRIVER_SPECIFIC_TYPE 0xA2 362 #define LINUX_DRIVER_ID 0x20 363 #define PORT_STE_TYPE 0x1 364 365 struct lpfc_fip_param_hdr { 366 uint8_t type; 367 #define FCOE_PARAM_TYPE 0xA0 368 uint8_t length; 369 #define FCOE_PARAM_LENGTH 2 370 uint8_t parm_version; 371 #define FIPP_VERSION 0x01 372 uint8_t parm_flags; 373 #define lpfc_fip_param_hdr_fipp_mode_SHIFT 6 374 #define lpfc_fip_param_hdr_fipp_mode_MASK 0x3 375 #define lpfc_fip_param_hdr_fipp_mode_WORD parm_flags 376 #define FIPP_MODE_ON 0x1 377 #define FIPP_MODE_OFF 0x0 378 #define FIPP_VLAN_VALID 0x1 379 }; 380 381 struct lpfc_fcoe_params { 382 uint8_t fc_map[3]; 383 uint8_t reserved1; 384 uint16_t vlan_tag; 385 uint8_t reserved[2]; 386 }; 387 388 struct lpfc_fcf_conn_hdr { 389 uint8_t type; 390 #define FCOE_CONN_TBL_TYPE 0xA1 391 uint8_t length; /* words */ 392 uint8_t reserved[2]; 393 }; 394 395 struct lpfc_fcf_conn_rec { 396 uint16_t flags; 397 #define FCFCNCT_VALID 0x0001 398 #define FCFCNCT_BOOT 0x0002 399 #define FCFCNCT_PRIMARY 0x0004 /* if not set, Secondary */ 400 #define FCFCNCT_FBNM_VALID 0x0008 401 #define FCFCNCT_SWNM_VALID 0x0010 402 #define FCFCNCT_VLAN_VALID 0x0020 403 #define FCFCNCT_AM_VALID 0x0040 404 #define FCFCNCT_AM_PREFERRED 0x0080 /* if not set, AM Required */ 405 #define FCFCNCT_AM_SPMA 0x0100 /* if not set, FPMA */ 406 407 uint16_t vlan_tag; 408 uint8_t fabric_name[8]; 409 uint8_t switch_name[8]; 410 }; 411 412 struct lpfc_fcf_conn_entry { 413 struct list_head list; 414 struct lpfc_fcf_conn_rec conn_rec; 415 }; 416 417 /* 418 * Define the host's bootstrap mailbox. This structure contains 419 * the member attributes needed to create, use, and destroy the 420 * bootstrap mailbox region. 421 * 422 * The macro definitions for the bmbx data structure are defined 423 * in lpfc_hw4.h with the register definition. 424 */ 425 struct lpfc_bmbx { 426 struct lpfc_dmabuf *dmabuf; 427 struct dma_address dma_address; 428 void *avirt; 429 dma_addr_t aphys; 430 uint32_t bmbx_size; 431 }; 432 433 #define LPFC_EQE_SIZE LPFC_EQE_SIZE_4 434 435 #define LPFC_EQE_SIZE_4B 4 436 #define LPFC_EQE_SIZE_16B 16 437 #define LPFC_CQE_SIZE 16 438 #define LPFC_WQE_SIZE 64 439 #define LPFC_WQE128_SIZE 128 440 #define LPFC_MQE_SIZE 256 441 #define LPFC_RQE_SIZE 8 442 443 #define LPFC_EQE_DEF_COUNT 1024 444 #define LPFC_CQE_DEF_COUNT 1024 445 #define LPFC_CQE_EXP_COUNT 4096 446 #define LPFC_WQE_DEF_COUNT 256 447 #define LPFC_WQE_EXP_COUNT 1024 448 #define LPFC_MQE_DEF_COUNT 16 449 #define LPFC_RQE_DEF_COUNT 512 450 451 #define LPFC_QUEUE_NOARM false 452 #define LPFC_QUEUE_REARM true 453 454 455 /* 456 * SLI4 CT field defines 457 */ 458 #define SLI4_CT_RPI 0 459 #define SLI4_CT_VPI 1 460 #define SLI4_CT_VFI 2 461 #define SLI4_CT_FCFI 3 462 463 /* 464 * SLI4 specific data structures 465 */ 466 struct lpfc_max_cfg_param { 467 uint16_t max_xri; 468 uint16_t xri_base; 469 uint16_t xri_used; 470 uint16_t max_rpi; 471 uint16_t rpi_base; 472 uint16_t rpi_used; 473 uint16_t max_vpi; 474 uint16_t vpi_base; 475 uint16_t vpi_used; 476 uint16_t max_vfi; 477 uint16_t vfi_base; 478 uint16_t vfi_used; 479 uint16_t max_fcfi; 480 uint16_t fcfi_used; 481 uint16_t max_eq; 482 uint16_t max_rq; 483 uint16_t max_cq; 484 uint16_t max_wq; 485 }; 486 487 struct lpfc_hba; 488 /* SLI4 HBA multi-fcp queue handler struct */ 489 #define LPFC_SLI4_HANDLER_NAME_SZ 16 490 struct lpfc_hba_eq_hdl { 491 uint32_t idx; 492 uint16_t irq; 493 char handler_name[LPFC_SLI4_HANDLER_NAME_SZ]; 494 struct lpfc_hba *phba; 495 struct lpfc_queue *eq; 496 struct cpumask aff_mask; 497 }; 498 499 #define lpfc_get_eq_hdl(eqidx) (&phba->sli4_hba.hba_eq_hdl[eqidx]) 500 #define lpfc_get_aff_mask(eqidx) (&phba->sli4_hba.hba_eq_hdl[eqidx].aff_mask) 501 #define lpfc_get_irq(eqidx) (phba->sli4_hba.hba_eq_hdl[eqidx].irq) 502 503 /*BB Credit recovery value*/ 504 struct lpfc_bbscn_params { 505 uint32_t word0; 506 #define lpfc_bbscn_min_SHIFT 0 507 #define lpfc_bbscn_min_MASK 0x0000000F 508 #define lpfc_bbscn_min_WORD word0 509 #define lpfc_bbscn_max_SHIFT 4 510 #define lpfc_bbscn_max_MASK 0x0000000F 511 #define lpfc_bbscn_max_WORD word0 512 #define lpfc_bbscn_def_SHIFT 8 513 #define lpfc_bbscn_def_MASK 0x0000000F 514 #define lpfc_bbscn_def_WORD word0 515 }; 516 517 /* Port Capabilities for SLI4 Parameters */ 518 struct lpfc_pc_sli4_params { 519 uint32_t supported; 520 uint32_t if_type; 521 uint32_t sli_rev; 522 uint32_t sli_family; 523 uint32_t featurelevel_1; 524 uint32_t featurelevel_2; 525 uint32_t proto_types; 526 #define LPFC_SLI4_PROTO_FCOE 0x0000001 527 #define LPFC_SLI4_PROTO_FC 0x0000002 528 #define LPFC_SLI4_PROTO_NIC 0x0000004 529 #define LPFC_SLI4_PROTO_ISCSI 0x0000008 530 #define LPFC_SLI4_PROTO_RDMA 0x0000010 531 uint32_t sge_supp_len; 532 uint32_t if_page_sz; 533 uint32_t rq_db_window; 534 uint32_t loopbk_scope; 535 uint32_t oas_supported; 536 uint32_t eq_pages_max; 537 uint32_t eqe_size; 538 uint32_t cq_pages_max; 539 uint32_t cqe_size; 540 uint32_t mq_pages_max; 541 uint32_t mqe_size; 542 uint32_t mq_elem_cnt; 543 uint32_t wq_pages_max; 544 uint32_t wqe_size; 545 uint32_t rq_pages_max; 546 uint32_t rqe_size; 547 uint32_t hdr_pages_max; 548 uint32_t hdr_size; 549 uint32_t hdr_pp_align; 550 uint32_t sgl_pages_max; 551 uint32_t sgl_pp_align; 552 uint8_t cqv; 553 uint8_t mqv; 554 uint8_t wqv; 555 uint8_t rqv; 556 uint8_t eqav; 557 uint8_t cqav; 558 uint8_t wqsize; 559 uint8_t bv1s; 560 uint8_t pls; 561 #define LPFC_WQ_SZ64_SUPPORT 1 562 #define LPFC_WQ_SZ128_SUPPORT 2 563 uint8_t wqpcnt; 564 uint8_t nvme; 565 }; 566 567 #define LPFC_CQ_4K_PAGE_SZ 0x1 568 #define LPFC_CQ_16K_PAGE_SZ 0x4 569 #define LPFC_WQ_4K_PAGE_SZ 0x1 570 #define LPFC_WQ_16K_PAGE_SZ 0x4 571 572 struct lpfc_iov { 573 uint32_t pf_number; 574 uint32_t vf_number; 575 }; 576 577 struct lpfc_sli4_lnk_info { 578 uint8_t lnk_dv; 579 #define LPFC_LNK_DAT_INVAL 0 580 #define LPFC_LNK_DAT_VAL 1 581 uint8_t lnk_tp; 582 #define LPFC_LNK_GE 0x0 /* FCoE */ 583 #define LPFC_LNK_FC 0x1 /* FC */ 584 #define LPFC_LNK_FC_TRUNKED 0x2 /* FC_Trunked */ 585 uint8_t lnk_no; 586 uint8_t optic_state; 587 }; 588 589 #define LPFC_SLI4_HANDLER_CNT (LPFC_HBA_IO_CHAN_MAX+ \ 590 LPFC_FOF_IO_CHAN_NUM) 591 592 /* Used for tracking CPU mapping attributes */ 593 struct lpfc_vector_map_info { 594 uint16_t phys_id; 595 uint16_t core_id; 596 uint16_t eq; 597 uint16_t hdwq; 598 uint16_t flag; 599 #define LPFC_CPU_MAP_HYPER 0x1 600 #define LPFC_CPU_MAP_UNASSIGN 0x2 601 #define LPFC_CPU_FIRST_IRQ 0x4 602 }; 603 #define LPFC_VECTOR_MAP_EMPTY 0xffff 604 605 /* Multi-XRI pool */ 606 #define XRI_BATCH 8 607 608 struct lpfc_pbl_pool { 609 struct list_head list; 610 u32 count; 611 spinlock_t lock; /* lock for pbl_pool*/ 612 }; 613 614 struct lpfc_pvt_pool { 615 u32 low_watermark; 616 u32 high_watermark; 617 618 struct list_head list; 619 u32 count; 620 spinlock_t lock; /* lock for pvt_pool */ 621 }; 622 623 struct lpfc_multixri_pool { 624 u32 xri_limit; 625 626 /* Starting point when searching a pbl_pool with round-robin method */ 627 u32 rrb_next_hwqid; 628 629 /* Used by lpfc_adjust_pvt_pool_count. 630 * io_req_count is incremented by 1 during IO submission. The heartbeat 631 * handler uses these two variables to determine if pvt_pool is idle or 632 * busy. 633 */ 634 u32 prev_io_req_count; 635 u32 io_req_count; 636 637 /* statistics */ 638 u32 pbl_empty_count; 639 #ifdef LPFC_MXP_STAT 640 u32 above_limit_count; 641 u32 below_limit_count; 642 u32 local_pbl_hit_count; 643 u32 other_pbl_hit_count; 644 u32 stat_max_hwm; 645 646 #define LPFC_MXP_SNAPSHOT_TAKEN 3 /* snapshot is taken at 3rd heartbeats */ 647 u32 stat_pbl_count; 648 u32 stat_pvt_count; 649 u32 stat_busy_count; 650 u32 stat_snapshot_taken; 651 #endif 652 653 /* TODO: Separate pvt_pool into get and put list */ 654 struct lpfc_pbl_pool pbl_pool; /* Public free XRI pool */ 655 struct lpfc_pvt_pool pvt_pool; /* Private free XRI pool */ 656 }; 657 658 struct lpfc_fc4_ctrl_stat { 659 u32 input_requests; 660 u32 output_requests; 661 u32 control_requests; 662 u32 io_cmpls; 663 }; 664 665 #ifdef LPFC_HDWQ_LOCK_STAT 666 struct lpfc_lock_stat { 667 uint32_t alloc_xri_get; 668 uint32_t alloc_xri_put; 669 uint32_t free_xri; 670 uint32_t wq_access; 671 uint32_t alloc_pvt_pool; 672 uint32_t mv_from_pvt_pool; 673 uint32_t mv_to_pub_pool; 674 uint32_t mv_to_pvt_pool; 675 uint32_t free_pub_pool; 676 uint32_t free_pvt_pool; 677 }; 678 #endif 679 680 struct lpfc_eq_intr_info { 681 struct list_head list; 682 uint32_t icnt; 683 }; 684 685 /* SLI4 HBA data structure entries */ 686 struct lpfc_sli4_hdw_queue { 687 /* Pointers to the constructed SLI4 queues */ 688 struct lpfc_queue *hba_eq; /* Event queues for HBA */ 689 struct lpfc_queue *io_cq; /* Fast-path FCP & NVME compl queue */ 690 struct lpfc_queue *io_wq; /* Fast-path FCP & NVME work queue */ 691 uint16_t io_cq_map; 692 693 /* Keep track of IO buffers for this hardware queue */ 694 spinlock_t io_buf_list_get_lock; /* Common buf alloc list lock */ 695 struct list_head lpfc_io_buf_list_get; 696 spinlock_t io_buf_list_put_lock; /* Common buf free list lock */ 697 struct list_head lpfc_io_buf_list_put; 698 spinlock_t abts_io_buf_list_lock; /* list of aborted IOs */ 699 struct list_head lpfc_abts_io_buf_list; 700 uint32_t total_io_bufs; 701 uint32_t get_io_bufs; 702 uint32_t put_io_bufs; 703 uint32_t empty_io_bufs; 704 uint32_t abts_scsi_io_bufs; 705 uint32_t abts_nvme_io_bufs; 706 707 /* Multi-XRI pool per HWQ */ 708 struct lpfc_multixri_pool *p_multixri_pool; 709 710 /* FC-4 Stats counters */ 711 struct lpfc_fc4_ctrl_stat nvme_cstat; 712 struct lpfc_fc4_ctrl_stat scsi_cstat; 713 #ifdef LPFC_HDWQ_LOCK_STAT 714 struct lpfc_lock_stat lock_conflict; 715 #endif 716 717 /* Per HDWQ pool resources */ 718 struct list_head sgl_list; 719 struct list_head cmd_rsp_buf_list; 720 721 /* Lock for syncing Per HDWQ pool resources */ 722 spinlock_t hdwq_lock; 723 }; 724 725 #ifdef LPFC_HDWQ_LOCK_STAT 726 /* compile time trylock stats */ 727 #define lpfc_qp_spin_lock_irqsave(lock, flag, qp, lstat) \ 728 { \ 729 int only_once = 1; \ 730 while (spin_trylock_irqsave(lock, flag) == 0) { \ 731 if (only_once) { \ 732 only_once = 0; \ 733 qp->lock_conflict.lstat++; \ 734 } \ 735 } \ 736 } 737 #define lpfc_qp_spin_lock(lock, qp, lstat) \ 738 { \ 739 int only_once = 1; \ 740 while (spin_trylock(lock) == 0) { \ 741 if (only_once) { \ 742 only_once = 0; \ 743 qp->lock_conflict.lstat++; \ 744 } \ 745 } \ 746 } 747 #else 748 #define lpfc_qp_spin_lock_irqsave(lock, flag, qp, lstat) \ 749 spin_lock_irqsave(lock, flag) 750 #define lpfc_qp_spin_lock(lock, qp, lstat) spin_lock(lock) 751 #endif 752 753 #ifdef CONFIG_SCSI_LPFC_DEBUG_FS 754 struct lpfc_hdwq_stat { 755 u32 hdwq_no; 756 u32 rcv_io; 757 u32 xmt_io; 758 u32 cmpl_io; 759 }; 760 #endif 761 762 struct lpfc_sli4_hba { 763 void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for 764 * config space registers 765 */ 766 void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for 767 * control registers 768 */ 769 void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for 770 * doorbell registers 771 */ 772 void __iomem *dpp_regs_memmap_p; /* Kernel memory mapped address for 773 * dpp registers 774 */ 775 union { 776 struct { 777 /* IF Type 0, BAR 0 PCI cfg space reg mem map */ 778 void __iomem *UERRLOregaddr; 779 void __iomem *UERRHIregaddr; 780 void __iomem *UEMASKLOregaddr; 781 void __iomem *UEMASKHIregaddr; 782 } if_type0; 783 struct { 784 /* IF Type 2, BAR 0 PCI cfg space reg mem map. */ 785 void __iomem *STATUSregaddr; 786 void __iomem *CTRLregaddr; 787 void __iomem *ERR1regaddr; 788 #define SLIPORT_ERR1_REG_ERR_CODE_1 0x1 789 #define SLIPORT_ERR1_REG_ERR_CODE_2 0x2 790 void __iomem *ERR2regaddr; 791 #define SLIPORT_ERR2_REG_FW_RESTART 0x0 792 #define SLIPORT_ERR2_REG_FUNC_PROVISON 0x1 793 #define SLIPORT_ERR2_REG_FORCED_DUMP 0x2 794 #define SLIPORT_ERR2_REG_FAILURE_EQ 0x3 795 #define SLIPORT_ERR2_REG_FAILURE_CQ 0x4 796 #define SLIPORT_ERR2_REG_FAILURE_BUS 0x5 797 #define SLIPORT_ERR2_REG_FAILURE_RQ 0x6 798 void __iomem *EQDregaddr; 799 } if_type2; 800 } u; 801 802 /* IF type 0, BAR1 and if type 2, Bar 0 CSR register memory map */ 803 void __iomem *PSMPHRregaddr; 804 805 /* Well-known SLI INTF register memory map. */ 806 void __iomem *SLIINTFregaddr; 807 808 /* IF type 0, BAR 1 function CSR register memory map */ 809 void __iomem *ISRregaddr; /* HST_ISR register */ 810 void __iomem *IMRregaddr; /* HST_IMR register */ 811 void __iomem *ISCRregaddr; /* HST_ISCR register */ 812 /* IF type 0, BAR 0 and if type 2, BAR 0 doorbell register memory map */ 813 void __iomem *RQDBregaddr; /* RQ_DOORBELL register */ 814 void __iomem *WQDBregaddr; /* WQ_DOORBELL register */ 815 void __iomem *CQDBregaddr; /* CQ_DOORBELL register */ 816 void __iomem *EQDBregaddr; /* EQ_DOORBELL register */ 817 void __iomem *MQDBregaddr; /* MQ_DOORBELL register */ 818 void __iomem *BMBXregaddr; /* BootStrap MBX register */ 819 820 uint32_t ue_mask_lo; 821 uint32_t ue_mask_hi; 822 uint32_t ue_to_sr; 823 uint32_t ue_to_rp; 824 struct lpfc_register sli_intf; 825 struct lpfc_pc_sli4_params pc_sli4_params; 826 struct lpfc_bbscn_params bbscn_params; 827 struct lpfc_hba_eq_hdl *hba_eq_hdl; /* HBA per-WQ handle */ 828 829 void (*sli4_eq_clr_intr)(struct lpfc_queue *q); 830 void (*sli4_write_eq_db)(struct lpfc_hba *phba, struct lpfc_queue *eq, 831 uint32_t count, bool arm); 832 void (*sli4_write_cq_db)(struct lpfc_hba *phba, struct lpfc_queue *cq, 833 uint32_t count, bool arm); 834 835 /* Pointers to the constructed SLI4 queues */ 836 struct lpfc_sli4_hdw_queue *hdwq; 837 struct list_head lpfc_wq_list; 838 839 /* Pointers to the constructed SLI4 queues for NVMET */ 840 struct lpfc_queue **nvmet_cqset; /* Fast-path NVMET CQ Set queues */ 841 struct lpfc_queue **nvmet_mrq_hdr; /* Fast-path NVMET hdr MRQs */ 842 struct lpfc_queue **nvmet_mrq_data; /* Fast-path NVMET data MRQs */ 843 844 struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */ 845 struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */ 846 struct lpfc_queue *nvmels_cq; /* NVME LS complete queue */ 847 struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */ 848 struct lpfc_queue *els_wq; /* Slow-path ELS work queue */ 849 struct lpfc_queue *nvmels_wq; /* NVME LS work queue */ 850 struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */ 851 struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */ 852 853 struct lpfc_name wwnn; 854 struct lpfc_name wwpn; 855 856 uint32_t fw_func_mode; /* FW function protocol mode */ 857 uint32_t ulp0_mode; /* ULP0 protocol mode */ 858 uint32_t ulp1_mode; /* ULP1 protocol mode */ 859 860 /* Optimized Access Storage specific queues/structures */ 861 uint64_t oas_next_lun; 862 uint8_t oas_next_tgt_wwpn[8]; 863 uint8_t oas_next_vpt_wwpn[8]; 864 865 /* Setup information for various queue parameters */ 866 int eq_esize; 867 int eq_ecount; 868 int cq_esize; 869 int cq_ecount; 870 int wq_esize; 871 int wq_ecount; 872 int mq_esize; 873 int mq_ecount; 874 int rq_esize; 875 int rq_ecount; 876 #define LPFC_SP_EQ_MAX_INTR_SEC 10000 877 #define LPFC_FP_EQ_MAX_INTR_SEC 10000 878 879 uint32_t intr_enable; 880 struct lpfc_bmbx bmbx; 881 struct lpfc_max_cfg_param max_cfg_param; 882 uint16_t extents_in_use; /* must allocate resource extents. */ 883 uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */ 884 uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */ 885 uint16_t next_rpi; 886 uint16_t io_xri_max; 887 uint16_t io_xri_cnt; 888 uint16_t io_xri_start; 889 uint16_t els_xri_cnt; 890 uint16_t nvmet_xri_cnt; 891 uint16_t nvmet_io_wait_cnt; 892 uint16_t nvmet_io_wait_total; 893 uint16_t cq_max; 894 struct lpfc_queue **cq_lookup; 895 struct list_head lpfc_els_sgl_list; 896 struct list_head lpfc_abts_els_sgl_list; 897 spinlock_t abts_io_buf_list_lock; /* list of aborted SCSI IOs */ 898 struct list_head lpfc_abts_io_buf_list; 899 struct list_head lpfc_nvmet_sgl_list; 900 spinlock_t abts_nvmet_buf_list_lock; /* list of aborted NVMET IOs */ 901 struct list_head lpfc_abts_nvmet_ctx_list; 902 spinlock_t t_active_list_lock; /* list of active NVMET IOs */ 903 struct list_head t_active_ctx_list; 904 struct list_head lpfc_nvmet_io_wait_list; 905 struct lpfc_nvmet_ctx_info *nvmet_ctx_info; 906 struct lpfc_sglq **lpfc_sglq_active_list; 907 struct list_head lpfc_rpi_hdr_list; 908 unsigned long *rpi_bmask; 909 uint16_t *rpi_ids; 910 uint16_t rpi_count; 911 struct list_head lpfc_rpi_blk_list; 912 unsigned long *xri_bmask; 913 uint16_t *xri_ids; 914 struct list_head lpfc_xri_blk_list; 915 unsigned long *vfi_bmask; 916 uint16_t *vfi_ids; 917 uint16_t vfi_count; 918 struct list_head lpfc_vfi_blk_list; 919 struct lpfc_sli4_flags sli4_flags; 920 struct list_head sp_queue_event; 921 struct list_head sp_cqe_event_pool; 922 struct list_head sp_asynce_work_queue; 923 struct list_head sp_fcp_xri_aborted_work_queue; 924 struct list_head sp_els_xri_aborted_work_queue; 925 struct list_head sp_unsol_work_queue; 926 struct lpfc_sli4_link link_state; 927 struct lpfc_sli4_lnk_info lnk_info; 928 uint32_t pport_name_sta; 929 #define LPFC_SLI4_PPNAME_NON 0 930 #define LPFC_SLI4_PPNAME_GET 1 931 struct lpfc_iov iov; 932 spinlock_t sgl_list_lock; /* list of aborted els IOs */ 933 spinlock_t nvmet_io_wait_lock; /* IOs waiting for ctx resources */ 934 uint32_t physical_port; 935 936 /* CPU to vector mapping information */ 937 struct lpfc_vector_map_info *cpu_map; 938 uint16_t num_possible_cpu; 939 uint16_t num_present_cpu; 940 struct cpumask irq_aff_mask; 941 uint16_t curr_disp_cpu; 942 struct lpfc_eq_intr_info __percpu *eq_info; 943 #ifdef CONFIG_SCSI_LPFC_DEBUG_FS 944 struct lpfc_hdwq_stat __percpu *c_stat; 945 #endif 946 struct lpfc_idle_stat *idle_stat; 947 uint32_t conf_trunk; 948 #define lpfc_conf_trunk_port0_WORD conf_trunk 949 #define lpfc_conf_trunk_port0_SHIFT 0 950 #define lpfc_conf_trunk_port0_MASK 0x1 951 #define lpfc_conf_trunk_port1_WORD conf_trunk 952 #define lpfc_conf_trunk_port1_SHIFT 1 953 #define lpfc_conf_trunk_port1_MASK 0x1 954 #define lpfc_conf_trunk_port2_WORD conf_trunk 955 #define lpfc_conf_trunk_port2_SHIFT 2 956 #define lpfc_conf_trunk_port2_MASK 0x1 957 #define lpfc_conf_trunk_port3_WORD conf_trunk 958 #define lpfc_conf_trunk_port3_SHIFT 3 959 #define lpfc_conf_trunk_port3_MASK 0x1 960 #define lpfc_conf_trunk_port0_nd_WORD conf_trunk 961 #define lpfc_conf_trunk_port0_nd_SHIFT 4 962 #define lpfc_conf_trunk_port0_nd_MASK 0x1 963 #define lpfc_conf_trunk_port1_nd_WORD conf_trunk 964 #define lpfc_conf_trunk_port1_nd_SHIFT 5 965 #define lpfc_conf_trunk_port1_nd_MASK 0x1 966 #define lpfc_conf_trunk_port2_nd_WORD conf_trunk 967 #define lpfc_conf_trunk_port2_nd_SHIFT 6 968 #define lpfc_conf_trunk_port2_nd_MASK 0x1 969 #define lpfc_conf_trunk_port3_nd_WORD conf_trunk 970 #define lpfc_conf_trunk_port3_nd_SHIFT 7 971 #define lpfc_conf_trunk_port3_nd_MASK 0x1 972 }; 973 974 enum lpfc_sge_type { 975 GEN_BUFF_TYPE, 976 SCSI_BUFF_TYPE, 977 NVMET_BUFF_TYPE 978 }; 979 980 enum lpfc_sgl_state { 981 SGL_FREED, 982 SGL_ALLOCATED, 983 SGL_XRI_ABORTED 984 }; 985 986 struct lpfc_sglq { 987 /* lpfc_sglqs are used in double linked lists */ 988 struct list_head list; 989 struct list_head clist; 990 enum lpfc_sge_type buff_type; /* is this a scsi sgl */ 991 enum lpfc_sgl_state state; 992 struct lpfc_nodelist *ndlp; /* ndlp associated with IO */ 993 uint16_t iotag; /* pre-assigned IO tag */ 994 uint16_t sli4_lxritag; /* logical pre-assigned xri. */ 995 uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */ 996 struct sli4_sge *sgl; /* pre-assigned SGL */ 997 void *virt; /* virtual address. */ 998 dma_addr_t phys; /* physical address */ 999 }; 1000 1001 struct lpfc_rpi_hdr { 1002 struct list_head list; 1003 uint32_t len; 1004 struct lpfc_dmabuf *dmabuf; 1005 uint32_t page_count; 1006 uint32_t start_rpi; 1007 uint16_t next_rpi; 1008 }; 1009 1010 struct lpfc_rsrc_blks { 1011 struct list_head list; 1012 uint16_t rsrc_start; 1013 uint16_t rsrc_size; 1014 uint16_t rsrc_used; 1015 }; 1016 1017 struct lpfc_rdp_context { 1018 struct lpfc_nodelist *ndlp; 1019 uint16_t ox_id; 1020 uint16_t rx_id; 1021 READ_LNK_VAR link_stat; 1022 uint8_t page_a0[DMP_SFF_PAGE_A0_SIZE]; 1023 uint8_t page_a2[DMP_SFF_PAGE_A2_SIZE]; 1024 void (*cmpl)(struct lpfc_hba *, struct lpfc_rdp_context*, int); 1025 }; 1026 1027 struct lpfc_lcb_context { 1028 uint8_t sub_command; 1029 uint8_t type; 1030 uint8_t capability; 1031 uint8_t frequency; 1032 uint16_t duration; 1033 uint16_t ox_id; 1034 uint16_t rx_id; 1035 struct lpfc_nodelist *ndlp; 1036 }; 1037 1038 1039 /* 1040 * SLI4 specific function prototypes 1041 */ 1042 int lpfc_pci_function_reset(struct lpfc_hba *); 1043 int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *); 1044 int lpfc_sli4_hba_setup(struct lpfc_hba *); 1045 int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t, 1046 uint8_t, uint32_t, bool); 1047 void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *); 1048 void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t); 1049 void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t, 1050 struct lpfc_mbx_sge *); 1051 int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *, 1052 uint16_t); 1053 1054 void lpfc_sli4_hba_reset(struct lpfc_hba *); 1055 struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *phba, 1056 uint32_t page_size, 1057 uint32_t entry_size, 1058 uint32_t entry_count, int cpu); 1059 void lpfc_sli4_queue_free(struct lpfc_queue *); 1060 int lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint32_t); 1061 void lpfc_modify_hba_eq_delay(struct lpfc_hba *phba, uint32_t startq, 1062 uint32_t numq, uint32_t usdelay); 1063 int lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *, 1064 struct lpfc_queue *, uint32_t, uint32_t); 1065 int lpfc_cq_create_set(struct lpfc_hba *phba, struct lpfc_queue **cqp, 1066 struct lpfc_sli4_hdw_queue *hdwq, uint32_t type, 1067 uint32_t subtype); 1068 int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *, 1069 struct lpfc_queue *, uint32_t); 1070 int lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *, 1071 struct lpfc_queue *, uint32_t); 1072 int lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *, 1073 struct lpfc_queue *, struct lpfc_queue *, uint32_t); 1074 int lpfc_mrq_create(struct lpfc_hba *phba, struct lpfc_queue **hrqp, 1075 struct lpfc_queue **drqp, struct lpfc_queue **cqp, 1076 uint32_t subtype); 1077 int lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *); 1078 int lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *); 1079 int lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *); 1080 int lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *); 1081 int lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *, 1082 struct lpfc_queue *); 1083 int lpfc_sli4_queue_setup(struct lpfc_hba *); 1084 void lpfc_sli4_queue_unset(struct lpfc_hba *); 1085 int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t); 1086 int lpfc_repost_io_sgl_list(struct lpfc_hba *phba); 1087 uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *); 1088 void lpfc_sli4_free_xri(struct lpfc_hba *, int); 1089 int lpfc_sli4_post_async_mbox(struct lpfc_hba *); 1090 struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *); 1091 struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *); 1092 void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *); 1093 void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *); 1094 int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *); 1095 int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *); 1096 int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *); 1097 struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *); 1098 void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *); 1099 int lpfc_sli4_alloc_rpi(struct lpfc_hba *); 1100 void lpfc_sli4_free_rpi(struct lpfc_hba *, int); 1101 void lpfc_sli4_remove_rpis(struct lpfc_hba *); 1102 void lpfc_sli4_async_event_proc(struct lpfc_hba *); 1103 void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *); 1104 int lpfc_sli4_resume_rpi(struct lpfc_nodelist *, 1105 void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *); 1106 void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *); 1107 void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *); 1108 void lpfc_sli4_nvme_xri_aborted(struct lpfc_hba *phba, 1109 struct sli4_wcqe_xri_aborted *axri, 1110 struct lpfc_io_buf *lpfc_ncmd); 1111 void lpfc_sli4_io_xri_aborted(struct lpfc_hba *phba, 1112 struct sli4_wcqe_xri_aborted *axri, int idx); 1113 void lpfc_sli4_nvmet_xri_aborted(struct lpfc_hba *phba, 1114 struct sli4_wcqe_xri_aborted *axri); 1115 void lpfc_sli4_els_xri_aborted(struct lpfc_hba *, 1116 struct sli4_wcqe_xri_aborted *); 1117 void lpfc_sli4_vport_delete_els_xri_aborted(struct lpfc_vport *); 1118 void lpfc_sli4_vport_delete_fcp_xri_aborted(struct lpfc_vport *); 1119 int lpfc_sli4_brdreset(struct lpfc_hba *); 1120 int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *); 1121 void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *); 1122 int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *); 1123 int lpfc_sli4_get_iocb_cnt(struct lpfc_hba *phba); 1124 int lpfc_sli4_init_vpi(struct lpfc_vport *); 1125 void lpfc_sli4_eq_clr_intr(struct lpfc_queue *); 1126 void lpfc_sli4_write_cq_db(struct lpfc_hba *phba, struct lpfc_queue *q, 1127 uint32_t count, bool arm); 1128 void lpfc_sli4_write_eq_db(struct lpfc_hba *phba, struct lpfc_queue *q, 1129 uint32_t count, bool arm); 1130 void lpfc_sli4_if6_eq_clr_intr(struct lpfc_queue *q); 1131 void lpfc_sli4_if6_write_cq_db(struct lpfc_hba *phba, struct lpfc_queue *q, 1132 uint32_t count, bool arm); 1133 void lpfc_sli4_if6_write_eq_db(struct lpfc_hba *phba, struct lpfc_queue *q, 1134 uint32_t count, bool arm); 1135 void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t); 1136 int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t); 1137 int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t); 1138 int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t); 1139 void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); 1140 void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); 1141 void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); 1142 int lpfc_sli4_unregister_fcf(struct lpfc_hba *); 1143 int lpfc_sli4_post_status_check(struct lpfc_hba *); 1144 uint8_t lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *, LPFC_MBOXQ_t *); 1145 uint8_t lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *, LPFC_MBOXQ_t *); 1146 void lpfc_sli4_ras_dma_free(struct lpfc_hba *phba); 1147 struct sli4_hybrid_sgl *lpfc_get_sgl_per_hdwq(struct lpfc_hba *phba, 1148 struct lpfc_io_buf *buf); 1149 struct fcp_cmd_rsp_buf *lpfc_get_cmd_rsp_buf_per_hdwq(struct lpfc_hba *phba, 1150 struct lpfc_io_buf *buf); 1151 int lpfc_put_sgl_per_hdwq(struct lpfc_hba *phba, struct lpfc_io_buf *buf); 1152 int lpfc_put_cmd_rsp_buf_per_hdwq(struct lpfc_hba *phba, 1153 struct lpfc_io_buf *buf); 1154 void lpfc_free_sgl_per_hdwq(struct lpfc_hba *phba, 1155 struct lpfc_sli4_hdw_queue *hdwq); 1156 void lpfc_free_cmd_rsp_buf_per_hdwq(struct lpfc_hba *phba, 1157 struct lpfc_sli4_hdw_queue *hdwq); 1158 static inline void *lpfc_sli4_qe(struct lpfc_queue *q, uint16_t idx) 1159 { 1160 return q->q_pgs[idx / q->entry_cnt_per_pg] + 1161 (q->entry_size * (idx % q->entry_cnt_per_pg)); 1162 } 1163