1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2009-2011 Emulex. All rights reserved. * 5 * EMULEX and SLI are trademarks of Emulex. * 6 * www.emulex.com * 7 * * 8 * This program is free software; you can redistribute it and/or * 9 * modify it under the terms of version 2 of the GNU General * 10 * Public License as published by the Free Software Foundation. * 11 * This program is distributed in the hope that it will be useful. * 12 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 13 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 14 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 15 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 16 * TO BE LEGALLY INVALID. See the GNU General Public License for * 17 * more details, a copy of which can be found in the file COPYING * 18 * included with this package. * 19 *******************************************************************/ 20 21 #define LPFC_ACTIVE_MBOX_WAIT_CNT 100 22 #define LPFC_XRI_EXCH_BUSY_WAIT_TMO 10000 23 #define LPFC_XRI_EXCH_BUSY_WAIT_T1 10 24 #define LPFC_XRI_EXCH_BUSY_WAIT_T2 30000 25 #define LPFC_RELEASE_NOTIFICATION_INTERVAL 32 26 #define LPFC_RPI_LOW_WATER_MARK 10 27 28 #define LPFC_UNREG_FCF 1 29 #define LPFC_SKIP_UNREG_FCF 0 30 31 /* Amount of time in seconds for waiting FCF rediscovery to complete */ 32 #define LPFC_FCF_REDISCOVER_WAIT_TMO 2000 /* msec */ 33 34 /* Number of SGL entries can be posted in a 4KB nonembedded mbox command */ 35 #define LPFC_NEMBED_MBOX_SGL_CNT 254 36 37 /* Multi-queue arrangement for FCP EQ/CQ/WQ tuples */ 38 #define LPFC_FCP_IO_CHAN_DEF 4 39 #define LPFC_FCP_IO_CHAN_MIN 1 40 #define LPFC_FCP_IO_CHAN_MAX 16 41 42 /* 43 * Provide the default FCF Record attributes used by the driver 44 * when nonFIP mode is configured and there is no other default 45 * FCF Record attributes. 46 */ 47 #define LPFC_FCOE_FCF_DEF_INDEX 0 48 #define LPFC_FCOE_FCF_GET_FIRST 0xFFFF 49 #define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF 50 51 #define LPFC_FCOE_NULL_VID 0xFFF 52 #define LPFC_FCOE_IGNORE_VID 0xFFFF 53 54 /* First 3 bytes of default FCF MAC is specified by FC_MAP */ 55 #define LPFC_FCOE_FCF_MAC3 0xFF 56 #define LPFC_FCOE_FCF_MAC4 0xFF 57 #define LPFC_FCOE_FCF_MAC5 0xFE 58 #define LPFC_FCOE_FCF_MAP0 0x0E 59 #define LPFC_FCOE_FCF_MAP1 0xFC 60 #define LPFC_FCOE_FCF_MAP2 0x00 61 #define LPFC_FCOE_MAX_RCV_SIZE 0x800 62 #define LPFC_FCOE_FKA_ADV_PER 0 63 #define LPFC_FCOE_FIP_PRIORITY 0x80 64 65 #define sli4_sid_from_fc_hdr(fc_hdr) \ 66 ((fc_hdr)->fh_s_id[0] << 16 | \ 67 (fc_hdr)->fh_s_id[1] << 8 | \ 68 (fc_hdr)->fh_s_id[2]) 69 70 #define sli4_did_from_fc_hdr(fc_hdr) \ 71 ((fc_hdr)->fh_d_id[0] << 16 | \ 72 (fc_hdr)->fh_d_id[1] << 8 | \ 73 (fc_hdr)->fh_d_id[2]) 74 75 #define sli4_fctl_from_fc_hdr(fc_hdr) \ 76 ((fc_hdr)->fh_f_ctl[0] << 16 | \ 77 (fc_hdr)->fh_f_ctl[1] << 8 | \ 78 (fc_hdr)->fh_f_ctl[2]) 79 80 #define sli4_type_from_fc_hdr(fc_hdr) \ 81 ((fc_hdr)->fh_type) 82 83 #define LPFC_FW_RESET_MAXIMUM_WAIT_10MS_CNT 12000 84 85 #define INT_FW_UPGRADE 0 86 #define RUN_FW_UPGRADE 1 87 88 enum lpfc_sli4_queue_type { 89 LPFC_EQ, 90 LPFC_GCQ, 91 LPFC_MCQ, 92 LPFC_WCQ, 93 LPFC_RCQ, 94 LPFC_MQ, 95 LPFC_WQ, 96 LPFC_HRQ, 97 LPFC_DRQ 98 }; 99 100 /* The queue sub-type defines the functional purpose of the queue */ 101 enum lpfc_sli4_queue_subtype { 102 LPFC_NONE, 103 LPFC_MBOX, 104 LPFC_FCP, 105 LPFC_ELS, 106 LPFC_USOL 107 }; 108 109 union sli4_qe { 110 void *address; 111 struct lpfc_eqe *eqe; 112 struct lpfc_cqe *cqe; 113 struct lpfc_mcqe *mcqe; 114 struct lpfc_wcqe_complete *wcqe_complete; 115 struct lpfc_wcqe_release *wcqe_release; 116 struct sli4_wcqe_xri_aborted *wcqe_xri_aborted; 117 struct lpfc_rcqe_complete *rcqe_complete; 118 struct lpfc_mqe *mqe; 119 union lpfc_wqe *wqe; 120 struct lpfc_rqe *rqe; 121 }; 122 123 struct lpfc_queue { 124 struct list_head list; 125 enum lpfc_sli4_queue_type type; 126 enum lpfc_sli4_queue_subtype subtype; 127 struct lpfc_hba *phba; 128 struct list_head child_list; 129 uint32_t entry_count; /* Number of entries to support on the queue */ 130 uint32_t entry_size; /* Size of each queue entry. */ 131 uint32_t entry_repost; /* Count of entries before doorbell is rung */ 132 #define LPFC_QUEUE_MIN_REPOST 8 133 uint32_t queue_id; /* Queue ID assigned by the hardware */ 134 uint32_t assoc_qid; /* Queue ID associated with, for CQ/WQ/MQ */ 135 struct list_head page_list; 136 uint32_t page_count; /* Number of pages allocated for this queue */ 137 uint32_t host_index; /* The host's index for putting or getting */ 138 uint32_t hba_index; /* The last known hba index for get or put */ 139 140 struct lpfc_sli_ring *pring; /* ptr to io ring associated with q */ 141 142 /* For q stats */ 143 uint32_t q_cnt_1; 144 uint32_t q_cnt_2; 145 uint32_t q_cnt_3; 146 uint64_t q_cnt_4; 147 /* defines for EQ stats */ 148 #define EQ_max_eqe q_cnt_1 149 #define EQ_no_entry q_cnt_2 150 #define EQ_badstate q_cnt_3 151 #define EQ_processed q_cnt_4 152 153 /* defines for CQ stats */ 154 #define CQ_mbox q_cnt_1 155 #define CQ_max_cqe q_cnt_1 156 #define CQ_release_wqe q_cnt_2 157 #define CQ_xri_aborted q_cnt_3 158 #define CQ_wq q_cnt_4 159 160 /* defines for WQ stats */ 161 #define WQ_overflow q_cnt_1 162 #define WQ_posted q_cnt_4 163 164 /* defines for RQ stats */ 165 #define RQ_no_posted_buf q_cnt_1 166 #define RQ_no_buf_found q_cnt_2 167 #define RQ_buf_trunc q_cnt_3 168 #define RQ_rcv_buf q_cnt_4 169 170 union sli4_qe qe[1]; /* array to index entries (must be last) */ 171 }; 172 173 struct lpfc_sli4_link { 174 uint16_t speed; 175 uint8_t duplex; 176 uint8_t status; 177 uint8_t type; 178 uint8_t number; 179 uint8_t fault; 180 uint16_t logical_speed; 181 uint16_t topology; 182 }; 183 184 struct lpfc_fcf_rec { 185 uint8_t fabric_name[8]; 186 uint8_t switch_name[8]; 187 uint8_t mac_addr[6]; 188 uint16_t fcf_indx; 189 uint32_t priority; 190 uint16_t vlan_id; 191 uint32_t addr_mode; 192 uint32_t flag; 193 #define BOOT_ENABLE 0x01 194 #define RECORD_VALID 0x02 195 }; 196 197 struct lpfc_fcf_pri_rec { 198 uint16_t fcf_index; 199 #define LPFC_FCF_ON_PRI_LIST 0x0001 200 #define LPFC_FCF_FLOGI_FAILED 0x0002 201 uint16_t flag; 202 uint32_t priority; 203 }; 204 205 struct lpfc_fcf_pri { 206 struct list_head list; 207 struct lpfc_fcf_pri_rec fcf_rec; 208 }; 209 210 /* 211 * Maximum FCF table index, it is for driver internal book keeping, it 212 * just needs to be no less than the supported HBA's FCF table size. 213 */ 214 #define LPFC_SLI4_FCF_TBL_INDX_MAX 32 215 216 struct lpfc_fcf { 217 uint16_t fcfi; 218 uint32_t fcf_flag; 219 #define FCF_AVAILABLE 0x01 /* FCF available for discovery */ 220 #define FCF_REGISTERED 0x02 /* FCF registered with FW */ 221 #define FCF_SCAN_DONE 0x04 /* FCF table scan done */ 222 #define FCF_IN_USE 0x08 /* Atleast one discovery completed */ 223 #define FCF_INIT_DISC 0x10 /* Initial FCF discovery */ 224 #define FCF_DEAD_DISC 0x20 /* FCF DEAD fast FCF failover discovery */ 225 #define FCF_ACVL_DISC 0x40 /* All CVL fast FCF failover discovery */ 226 #define FCF_DISCOVERY (FCF_INIT_DISC | FCF_DEAD_DISC | FCF_ACVL_DISC) 227 #define FCF_REDISC_PEND 0x80 /* FCF rediscovery pending */ 228 #define FCF_REDISC_EVT 0x100 /* FCF rediscovery event to worker thread */ 229 #define FCF_REDISC_FOV 0x200 /* Post FCF rediscovery fast failover */ 230 #define FCF_REDISC_PROG (FCF_REDISC_PEND | FCF_REDISC_EVT) 231 uint32_t addr_mode; 232 uint32_t eligible_fcf_cnt; 233 struct lpfc_fcf_rec current_rec; 234 struct lpfc_fcf_rec failover_rec; 235 struct list_head fcf_pri_list; 236 struct lpfc_fcf_pri fcf_pri[LPFC_SLI4_FCF_TBL_INDX_MAX]; 237 uint32_t current_fcf_scan_pri; 238 struct timer_list redisc_wait; 239 unsigned long *fcf_rr_bmask; /* Eligible FCF indexes for RR failover */ 240 }; 241 242 243 #define LPFC_REGION23_SIGNATURE "RG23" 244 #define LPFC_REGION23_VERSION 1 245 #define LPFC_REGION23_LAST_REC 0xff 246 #define DRIVER_SPECIFIC_TYPE 0xA2 247 #define LINUX_DRIVER_ID 0x20 248 #define PORT_STE_TYPE 0x1 249 250 struct lpfc_fip_param_hdr { 251 uint8_t type; 252 #define FCOE_PARAM_TYPE 0xA0 253 uint8_t length; 254 #define FCOE_PARAM_LENGTH 2 255 uint8_t parm_version; 256 #define FIPP_VERSION 0x01 257 uint8_t parm_flags; 258 #define lpfc_fip_param_hdr_fipp_mode_SHIFT 6 259 #define lpfc_fip_param_hdr_fipp_mode_MASK 0x3 260 #define lpfc_fip_param_hdr_fipp_mode_WORD parm_flags 261 #define FIPP_MODE_ON 0x1 262 #define FIPP_MODE_OFF 0x0 263 #define FIPP_VLAN_VALID 0x1 264 }; 265 266 struct lpfc_fcoe_params { 267 uint8_t fc_map[3]; 268 uint8_t reserved1; 269 uint16_t vlan_tag; 270 uint8_t reserved[2]; 271 }; 272 273 struct lpfc_fcf_conn_hdr { 274 uint8_t type; 275 #define FCOE_CONN_TBL_TYPE 0xA1 276 uint8_t length; /* words */ 277 uint8_t reserved[2]; 278 }; 279 280 struct lpfc_fcf_conn_rec { 281 uint16_t flags; 282 #define FCFCNCT_VALID 0x0001 283 #define FCFCNCT_BOOT 0x0002 284 #define FCFCNCT_PRIMARY 0x0004 /* if not set, Secondary */ 285 #define FCFCNCT_FBNM_VALID 0x0008 286 #define FCFCNCT_SWNM_VALID 0x0010 287 #define FCFCNCT_VLAN_VALID 0x0020 288 #define FCFCNCT_AM_VALID 0x0040 289 #define FCFCNCT_AM_PREFERRED 0x0080 /* if not set, AM Required */ 290 #define FCFCNCT_AM_SPMA 0x0100 /* if not set, FPMA */ 291 292 uint16_t vlan_tag; 293 uint8_t fabric_name[8]; 294 uint8_t switch_name[8]; 295 }; 296 297 struct lpfc_fcf_conn_entry { 298 struct list_head list; 299 struct lpfc_fcf_conn_rec conn_rec; 300 }; 301 302 /* 303 * Define the host's bootstrap mailbox. This structure contains 304 * the member attributes needed to create, use, and destroy the 305 * bootstrap mailbox region. 306 * 307 * The macro definitions for the bmbx data structure are defined 308 * in lpfc_hw4.h with the register definition. 309 */ 310 struct lpfc_bmbx { 311 struct lpfc_dmabuf *dmabuf; 312 struct dma_address dma_address; 313 void *avirt; 314 dma_addr_t aphys; 315 uint32_t bmbx_size; 316 }; 317 318 #define LPFC_EQE_SIZE LPFC_EQE_SIZE_4 319 320 #define LPFC_EQE_SIZE_4B 4 321 #define LPFC_EQE_SIZE_16B 16 322 #define LPFC_CQE_SIZE 16 323 #define LPFC_WQE_SIZE 64 324 #define LPFC_MQE_SIZE 256 325 #define LPFC_RQE_SIZE 8 326 327 #define LPFC_EQE_DEF_COUNT 1024 328 #define LPFC_CQE_DEF_COUNT 1024 329 #define LPFC_WQE_DEF_COUNT 256 330 #define LPFC_MQE_DEF_COUNT 16 331 #define LPFC_RQE_DEF_COUNT 512 332 333 #define LPFC_QUEUE_NOARM false 334 #define LPFC_QUEUE_REARM true 335 336 337 /* 338 * SLI4 CT field defines 339 */ 340 #define SLI4_CT_RPI 0 341 #define SLI4_CT_VPI 1 342 #define SLI4_CT_VFI 2 343 #define SLI4_CT_FCFI 3 344 345 #define LPFC_SLI4_FL1_MAX_SEGMENT_SIZE 0x10000 346 #define LPFC_SLI4_FL1_MAX_BUF_SIZE 0X2000 347 #define LPFC_SLI4_MIN_BUF_SIZE 0x400 348 #define LPFC_SLI4_MAX_BUF_SIZE 0x20000 349 350 /* 351 * SLI4 specific data structures 352 */ 353 struct lpfc_max_cfg_param { 354 uint16_t max_xri; 355 uint16_t xri_base; 356 uint16_t xri_used; 357 uint16_t max_rpi; 358 uint16_t rpi_base; 359 uint16_t rpi_used; 360 uint16_t max_vpi; 361 uint16_t vpi_base; 362 uint16_t vpi_used; 363 uint16_t max_vfi; 364 uint16_t vfi_base; 365 uint16_t vfi_used; 366 uint16_t max_fcfi; 367 uint16_t fcfi_used; 368 uint16_t max_eq; 369 uint16_t max_rq; 370 uint16_t max_cq; 371 uint16_t max_wq; 372 }; 373 374 struct lpfc_hba; 375 /* SLI4 HBA multi-fcp queue handler struct */ 376 struct lpfc_fcp_eq_hdl { 377 uint32_t idx; 378 struct lpfc_hba *phba; 379 atomic_t fcp_eq_in_use; 380 }; 381 382 /* Port Capabilities for SLI4 Parameters */ 383 struct lpfc_pc_sli4_params { 384 uint32_t supported; 385 uint32_t if_type; 386 uint32_t sli_rev; 387 uint32_t sli_family; 388 uint32_t featurelevel_1; 389 uint32_t featurelevel_2; 390 uint32_t proto_types; 391 #define LPFC_SLI4_PROTO_FCOE 0x0000001 392 #define LPFC_SLI4_PROTO_FC 0x0000002 393 #define LPFC_SLI4_PROTO_NIC 0x0000004 394 #define LPFC_SLI4_PROTO_ISCSI 0x0000008 395 #define LPFC_SLI4_PROTO_RDMA 0x0000010 396 uint32_t sge_supp_len; 397 uint32_t if_page_sz; 398 uint32_t rq_db_window; 399 uint32_t loopbk_scope; 400 uint32_t eq_pages_max; 401 uint32_t eqe_size; 402 uint32_t cq_pages_max; 403 uint32_t cqe_size; 404 uint32_t mq_pages_max; 405 uint32_t mqe_size; 406 uint32_t mq_elem_cnt; 407 uint32_t wq_pages_max; 408 uint32_t wqe_size; 409 uint32_t rq_pages_max; 410 uint32_t rqe_size; 411 uint32_t hdr_pages_max; 412 uint32_t hdr_size; 413 uint32_t hdr_pp_align; 414 uint32_t sgl_pages_max; 415 uint32_t sgl_pp_align; 416 uint8_t cqv; 417 uint8_t mqv; 418 uint8_t wqv; 419 uint8_t rqv; 420 }; 421 422 struct lpfc_iov { 423 uint32_t pf_number; 424 uint32_t vf_number; 425 }; 426 427 struct lpfc_sli4_lnk_info { 428 uint8_t lnk_dv; 429 #define LPFC_LNK_DAT_INVAL 0 430 #define LPFC_LNK_DAT_VAL 1 431 uint8_t lnk_tp; 432 #define LPFC_LNK_GE 0x0 /* FCoE */ 433 #define LPFC_LNK_FC 0x1 /* FC */ 434 uint8_t lnk_no; 435 }; 436 437 #define LPFC_SLI4_HANDLER_NAME_SZ 16 438 439 /* SLI4 HBA data structure entries */ 440 struct lpfc_sli4_hba { 441 void __iomem *conf_regs_memmap_p; /* Kernel memory mapped address for 442 PCI BAR0, config space registers */ 443 void __iomem *ctrl_regs_memmap_p; /* Kernel memory mapped address for 444 PCI BAR1, control registers */ 445 void __iomem *drbl_regs_memmap_p; /* Kernel memory mapped address for 446 PCI BAR2, doorbell registers */ 447 union { 448 struct { 449 /* IF Type 0, BAR 0 PCI cfg space reg mem map */ 450 void __iomem *UERRLOregaddr; 451 void __iomem *UERRHIregaddr; 452 void __iomem *UEMASKLOregaddr; 453 void __iomem *UEMASKHIregaddr; 454 } if_type0; 455 struct { 456 /* IF Type 2, BAR 0 PCI cfg space reg mem map. */ 457 void __iomem *STATUSregaddr; 458 void __iomem *CTRLregaddr; 459 void __iomem *ERR1regaddr; 460 #define SLIPORT_ERR1_REG_ERR_CODE_1 0x1 461 #define SLIPORT_ERR1_REG_ERR_CODE_2 0x2 462 void __iomem *ERR2regaddr; 463 #define SLIPORT_ERR2_REG_FW_RESTART 0x0 464 #define SLIPORT_ERR2_REG_FUNC_PROVISON 0x1 465 #define SLIPORT_ERR2_REG_FORCED_DUMP 0x2 466 #define SLIPORT_ERR2_REG_FAILURE_EQ 0x3 467 #define SLIPORT_ERR2_REG_FAILURE_CQ 0x4 468 #define SLIPORT_ERR2_REG_FAILURE_BUS 0x5 469 #define SLIPORT_ERR2_REG_FAILURE_RQ 0x6 470 } if_type2; 471 } u; 472 473 /* IF type 0, BAR1 and if type 2, Bar 0 CSR register memory map */ 474 void __iomem *PSMPHRregaddr; 475 476 /* Well-known SLI INTF register memory map. */ 477 void __iomem *SLIINTFregaddr; 478 479 /* IF type 0, BAR 1 function CSR register memory map */ 480 void __iomem *ISRregaddr; /* HST_ISR register */ 481 void __iomem *IMRregaddr; /* HST_IMR register */ 482 void __iomem *ISCRregaddr; /* HST_ISCR register */ 483 /* IF type 0, BAR 0 and if type 2, BAR 0 doorbell register memory map */ 484 void __iomem *RQDBregaddr; /* RQ_DOORBELL register */ 485 void __iomem *WQDBregaddr; /* WQ_DOORBELL register */ 486 void __iomem *EQCQDBregaddr; /* EQCQ_DOORBELL register */ 487 void __iomem *MQDBregaddr; /* MQ_DOORBELL register */ 488 void __iomem *BMBXregaddr; /* BootStrap MBX register */ 489 490 uint32_t ue_mask_lo; 491 uint32_t ue_mask_hi; 492 struct lpfc_register sli_intf; 493 struct lpfc_pc_sli4_params pc_sli4_params; 494 struct msix_entry *msix_entries; 495 uint8_t handler_name[LPFC_FCP_IO_CHAN_MAX][LPFC_SLI4_HANDLER_NAME_SZ]; 496 struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */ 497 498 /* Pointers to the constructed SLI4 queues */ 499 struct lpfc_queue **hba_eq;/* Event queues for HBA */ 500 struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */ 501 struct lpfc_queue **fcp_wq;/* Fast-path FCP work queue */ 502 uint16_t *fcp_cq_map; 503 504 struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */ 505 struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */ 506 struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */ 507 struct lpfc_queue *els_wq; /* Slow-path ELS work queue */ 508 struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */ 509 struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */ 510 511 /* Setup information for various queue parameters */ 512 int eq_esize; 513 int eq_ecount; 514 int cq_esize; 515 int cq_ecount; 516 int wq_esize; 517 int wq_ecount; 518 int mq_esize; 519 int mq_ecount; 520 int rq_esize; 521 int rq_ecount; 522 #define LPFC_SP_EQ_MAX_INTR_SEC 10000 523 #define LPFC_FP_EQ_MAX_INTR_SEC 10000 524 525 uint32_t intr_enable; 526 struct lpfc_bmbx bmbx; 527 struct lpfc_max_cfg_param max_cfg_param; 528 uint16_t extents_in_use; /* must allocate resource extents. */ 529 uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */ 530 uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */ 531 uint16_t next_rpi; 532 uint16_t scsi_xri_max; 533 uint16_t scsi_xri_cnt; 534 uint16_t els_xri_cnt; 535 uint16_t scsi_xri_start; 536 struct list_head lpfc_free_sgl_list; 537 struct list_head lpfc_sgl_list; 538 struct list_head lpfc_abts_els_sgl_list; 539 struct list_head lpfc_abts_scsi_buf_list; 540 struct lpfc_sglq **lpfc_sglq_active_list; 541 struct list_head lpfc_rpi_hdr_list; 542 unsigned long *rpi_bmask; 543 uint16_t *rpi_ids; 544 uint16_t rpi_count; 545 struct list_head lpfc_rpi_blk_list; 546 unsigned long *xri_bmask; 547 uint16_t *xri_ids; 548 struct list_head lpfc_xri_blk_list; 549 unsigned long *vfi_bmask; 550 uint16_t *vfi_ids; 551 uint16_t vfi_count; 552 struct list_head lpfc_vfi_blk_list; 553 struct lpfc_sli4_flags sli4_flags; 554 struct list_head sp_queue_event; 555 struct list_head sp_cqe_event_pool; 556 struct list_head sp_asynce_work_queue; 557 struct list_head sp_fcp_xri_aborted_work_queue; 558 struct list_head sp_els_xri_aborted_work_queue; 559 struct list_head sp_unsol_work_queue; 560 struct lpfc_sli4_link link_state; 561 struct lpfc_sli4_lnk_info lnk_info; 562 uint32_t pport_name_sta; 563 #define LPFC_SLI4_PPNAME_NON 0 564 #define LPFC_SLI4_PPNAME_GET 1 565 struct lpfc_iov iov; 566 spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */ 567 spinlock_t abts_sgl_list_lock; /* list of aborted els IOs */ 568 }; 569 570 enum lpfc_sge_type { 571 GEN_BUFF_TYPE, 572 SCSI_BUFF_TYPE 573 }; 574 575 enum lpfc_sgl_state { 576 SGL_FREED, 577 SGL_ALLOCATED, 578 SGL_XRI_ABORTED 579 }; 580 581 struct lpfc_sglq { 582 /* lpfc_sglqs are used in double linked lists */ 583 struct list_head list; 584 struct list_head clist; 585 enum lpfc_sge_type buff_type; /* is this a scsi sgl */ 586 enum lpfc_sgl_state state; 587 struct lpfc_nodelist *ndlp; /* ndlp associated with IO */ 588 uint16_t iotag; /* pre-assigned IO tag */ 589 uint16_t sli4_lxritag; /* logical pre-assigned xri. */ 590 uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */ 591 struct sli4_sge *sgl; /* pre-assigned SGL */ 592 void *virt; /* virtual address. */ 593 dma_addr_t phys; /* physical address */ 594 }; 595 596 struct lpfc_rpi_hdr { 597 struct list_head list; 598 uint32_t len; 599 struct lpfc_dmabuf *dmabuf; 600 uint32_t page_count; 601 uint32_t start_rpi; 602 }; 603 604 struct lpfc_rsrc_blks { 605 struct list_head list; 606 uint16_t rsrc_start; 607 uint16_t rsrc_size; 608 uint16_t rsrc_used; 609 }; 610 611 /* 612 * SLI4 specific function prototypes 613 */ 614 int lpfc_pci_function_reset(struct lpfc_hba *); 615 int lpfc_sli4_pdev_status_reg_wait(struct lpfc_hba *); 616 int lpfc_sli4_hba_setup(struct lpfc_hba *); 617 int lpfc_sli4_config(struct lpfc_hba *, struct lpfcMboxq *, uint8_t, 618 uint8_t, uint32_t, bool); 619 void lpfc_sli4_mbox_cmd_free(struct lpfc_hba *, struct lpfcMboxq *); 620 void lpfc_sli4_mbx_sge_set(struct lpfcMboxq *, uint32_t, dma_addr_t, uint32_t); 621 void lpfc_sli4_mbx_sge_get(struct lpfcMboxq *, uint32_t, 622 struct lpfc_mbx_sge *); 623 int lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *, struct lpfcMboxq *, 624 uint16_t); 625 626 void lpfc_sli4_hba_reset(struct lpfc_hba *); 627 struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t, 628 uint32_t); 629 void lpfc_sli4_queue_free(struct lpfc_queue *); 630 uint32_t lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint32_t); 631 uint32_t lpfc_modify_fcp_eq_delay(struct lpfc_hba *, uint16_t); 632 uint32_t lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *, 633 struct lpfc_queue *, uint32_t, uint32_t); 634 int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *, 635 struct lpfc_queue *, uint32_t); 636 uint32_t lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *, 637 struct lpfc_queue *, uint32_t); 638 uint32_t lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *, 639 struct lpfc_queue *, struct lpfc_queue *, uint32_t); 640 void lpfc_rq_adjust_repost(struct lpfc_hba *, struct lpfc_queue *, int); 641 uint32_t lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *); 642 uint32_t lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *); 643 uint32_t lpfc_mq_destroy(struct lpfc_hba *, struct lpfc_queue *); 644 uint32_t lpfc_wq_destroy(struct lpfc_hba *, struct lpfc_queue *); 645 uint32_t lpfc_rq_destroy(struct lpfc_hba *, struct lpfc_queue *, 646 struct lpfc_queue *); 647 int lpfc_sli4_queue_setup(struct lpfc_hba *); 648 void lpfc_sli4_queue_unset(struct lpfc_hba *); 649 int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t); 650 int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *); 651 uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *); 652 int lpfc_sli4_post_async_mbox(struct lpfc_hba *); 653 int lpfc_sli4_post_scsi_sgl_block(struct lpfc_hba *, struct list_head *, int); 654 struct lpfc_cq_event *__lpfc_sli4_cq_event_alloc(struct lpfc_hba *); 655 struct lpfc_cq_event *lpfc_sli4_cq_event_alloc(struct lpfc_hba *); 656 void __lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *); 657 void lpfc_sli4_cq_event_release(struct lpfc_hba *, struct lpfc_cq_event *); 658 int lpfc_sli4_init_rpi_hdrs(struct lpfc_hba *); 659 int lpfc_sli4_post_rpi_hdr(struct lpfc_hba *, struct lpfc_rpi_hdr *); 660 int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *); 661 struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *); 662 void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *); 663 int lpfc_sli4_alloc_rpi(struct lpfc_hba *); 664 void lpfc_sli4_free_rpi(struct lpfc_hba *, int); 665 void lpfc_sli4_remove_rpis(struct lpfc_hba *); 666 void lpfc_sli4_async_event_proc(struct lpfc_hba *); 667 void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *); 668 int lpfc_sli4_resume_rpi(struct lpfc_nodelist *, 669 void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *); 670 void lpfc_sli4_fcp_xri_abort_event_proc(struct lpfc_hba *); 671 void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *); 672 void lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *, 673 struct sli4_wcqe_xri_aborted *); 674 void lpfc_sli4_els_xri_aborted(struct lpfc_hba *, 675 struct sli4_wcqe_xri_aborted *); 676 void lpfc_sli4_vport_delete_els_xri_aborted(struct lpfc_vport *); 677 void lpfc_sli4_vport_delete_fcp_xri_aborted(struct lpfc_vport *); 678 int lpfc_sli4_brdreset(struct lpfc_hba *); 679 int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *); 680 void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *); 681 int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *); 682 int lpfc_sli4_init_vpi(struct lpfc_vport *); 683 uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool); 684 uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool); 685 void lpfc_sli4_fcfi_unreg(struct lpfc_hba *, uint16_t); 686 int lpfc_sli4_fcf_scan_read_fcf_rec(struct lpfc_hba *, uint16_t); 687 int lpfc_sli4_fcf_rr_read_fcf_rec(struct lpfc_hba *, uint16_t); 688 int lpfc_sli4_read_fcf_rec(struct lpfc_hba *, uint16_t); 689 void lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); 690 void lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); 691 void lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *, LPFC_MBOXQ_t *); 692 int lpfc_sli4_unregister_fcf(struct lpfc_hba *); 693 int lpfc_sli4_post_status_check(struct lpfc_hba *); 694 uint8_t lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *, LPFC_MBOXQ_t *); 695 uint8_t lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *, LPFC_MBOXQ_t *); 696