1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017 Broadcom. All Rights Reserved. The term * 5 * “Broadcom” refers to Broadcom Limited and/or its subsidiaries. * 6 * Copyright (C) 2004-2016 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 /* 24 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS 25 */ 26 27 #include <linux/blkdev.h> 28 #include <linux/pci.h> 29 #include <linux/interrupt.h> 30 #include <linux/slab.h> 31 #include <linux/utsname.h> 32 33 #include <scsi/scsi.h> 34 #include <scsi/scsi_device.h> 35 #include <scsi/scsi_host.h> 36 #include <scsi/scsi_transport_fc.h> 37 #include <scsi/fc/fc_fs.h> 38 39 #include "lpfc_hw4.h" 40 #include "lpfc_hw.h" 41 #include "lpfc_sli.h" 42 #include "lpfc_sli4.h" 43 #include "lpfc_nl.h" 44 #include "lpfc_disc.h" 45 #include "lpfc.h" 46 #include "lpfc_scsi.h" 47 #include "lpfc_nvme.h" 48 #include "lpfc_logmsg.h" 49 #include "lpfc_crtn.h" 50 #include "lpfc_version.h" 51 #include "lpfc_vport.h" 52 #include "lpfc_debugfs.h" 53 54 /* FDMI Port Speed definitions - FC-GS-7 */ 55 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */ 56 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */ 57 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */ 58 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */ 59 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */ 60 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */ 61 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */ 62 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */ 63 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */ 64 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */ 65 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */ 66 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */ 67 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */ 68 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */ 69 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */ 70 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */ 71 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */ 72 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */ 73 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */ 74 75 #define FOURBYTES 4 76 77 78 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 79 80 static void 81 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 82 struct lpfc_dmabuf *mp, uint32_t size) 83 { 84 if (!mp) { 85 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 86 "0146 Ignoring unsolicited CT No HBQ " 87 "status = x%x\n", 88 piocbq->iocb.ulpStatus); 89 } 90 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 91 "0145 Ignoring unsolicted CT HBQ Size:%d " 92 "status = x%x\n", 93 size, piocbq->iocb.ulpStatus); 94 } 95 96 static void 97 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 98 struct lpfc_dmabuf *mp, uint32_t size) 99 { 100 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 101 } 102 103 void 104 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 105 struct lpfc_iocbq *piocbq) 106 { 107 struct lpfc_dmabuf *mp = NULL; 108 IOCB_t *icmd = &piocbq->iocb; 109 int i; 110 struct lpfc_iocbq *iocbq; 111 dma_addr_t paddr; 112 uint32_t size; 113 struct list_head head; 114 struct lpfc_dmabuf *bdeBuf; 115 116 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) 117 return; 118 119 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) { 120 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 121 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) && 122 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) == 123 IOERR_RCV_BUFFER_WAITING)) { 124 /* Not enough posted buffers; Try posting more buffers */ 125 phba->fc_stat.NoRcvBuf++; 126 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 127 lpfc_post_buffer(phba, pring, 2); 128 return; 129 } 130 131 /* If there are no BDEs associated with this IOCB, 132 * there is nothing to do. 133 */ 134 if (icmd->ulpBdeCount == 0) 135 return; 136 137 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 138 INIT_LIST_HEAD(&head); 139 list_add_tail(&head, &piocbq->list); 140 list_for_each_entry(iocbq, &head, list) { 141 icmd = &iocbq->iocb; 142 if (icmd->ulpBdeCount == 0) 143 continue; 144 bdeBuf = iocbq->context2; 145 iocbq->context2 = NULL; 146 size = icmd->un.cont64[0].tus.f.bdeSize; 147 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 148 lpfc_in_buf_free(phba, bdeBuf); 149 if (icmd->ulpBdeCount == 2) { 150 bdeBuf = iocbq->context3; 151 iocbq->context3 = NULL; 152 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize; 153 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, 154 size); 155 lpfc_in_buf_free(phba, bdeBuf); 156 } 157 } 158 list_del(&head); 159 } else { 160 INIT_LIST_HEAD(&head); 161 list_add_tail(&head, &piocbq->list); 162 list_for_each_entry(iocbq, &head, list) { 163 icmd = &iocbq->iocb; 164 if (icmd->ulpBdeCount == 0) 165 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 166 for (i = 0; i < icmd->ulpBdeCount; i++) { 167 paddr = getPaddr(icmd->un.cont64[i].addrHigh, 168 icmd->un.cont64[i].addrLow); 169 mp = lpfc_sli_ringpostbuf_get(phba, pring, 170 paddr); 171 size = icmd->un.cont64[i].tus.f.bdeSize; 172 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 173 lpfc_in_buf_free(phba, mp); 174 } 175 lpfc_post_buffer(phba, pring, i); 176 } 177 list_del(&head); 178 } 179 } 180 181 /** 182 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler 183 * @phba: Pointer to HBA context object. 184 * @dmabuf: pointer to a dmabuf that describes the FC sequence 185 * 186 * This function serves as the upper level protocol abort handler for CT 187 * protocol. 188 * 189 * Return 1 if abort has been handled, 0 otherwise. 190 **/ 191 int 192 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf) 193 { 194 int handled; 195 196 /* CT upper level goes through BSG */ 197 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf); 198 199 return handled; 200 } 201 202 static void 203 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 204 { 205 struct lpfc_dmabuf *mlast, *next_mlast; 206 207 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 208 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 209 list_del(&mlast->list); 210 kfree(mlast); 211 } 212 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 213 kfree(mlist); 214 return; 215 } 216 217 static struct lpfc_dmabuf * 218 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl, 219 uint32_t size, int *entries) 220 { 221 struct lpfc_dmabuf *mlist = NULL; 222 struct lpfc_dmabuf *mp; 223 int cnt, i = 0; 224 225 /* We get chunks of FCELSSIZE */ 226 cnt = size > FCELSSIZE ? FCELSSIZE: size; 227 228 while (size) { 229 /* Allocate buffer for rsp payload */ 230 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 231 if (!mp) { 232 if (mlist) 233 lpfc_free_ct_rsp(phba, mlist); 234 return NULL; 235 } 236 237 INIT_LIST_HEAD(&mp->list); 238 239 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 240 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID)) 241 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 242 else 243 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 244 245 if (!mp->virt) { 246 kfree(mp); 247 if (mlist) 248 lpfc_free_ct_rsp(phba, mlist); 249 return NULL; 250 } 251 252 /* Queue it to a linked list */ 253 if (!mlist) 254 mlist = mp; 255 else 256 list_add_tail(&mp->list, &mlist->list); 257 258 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 259 /* build buffer ptr list for IOCB */ 260 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 261 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 262 bpl->tus.f.bdeSize = (uint16_t) cnt; 263 bpl->tus.w = le32_to_cpu(bpl->tus.w); 264 bpl++; 265 266 i++; 267 size -= cnt; 268 } 269 270 *entries = i; 271 return mlist; 272 } 273 274 int 275 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 276 { 277 struct lpfc_dmabuf *buf_ptr; 278 279 if (ctiocb->context_un.ndlp) { 280 lpfc_nlp_put(ctiocb->context_un.ndlp); 281 ctiocb->context_un.ndlp = NULL; 282 } 283 if (ctiocb->context1) { 284 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1; 285 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 286 kfree(buf_ptr); 287 ctiocb->context1 = NULL; 288 } 289 if (ctiocb->context2) { 290 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2); 291 ctiocb->context2 = NULL; 292 } 293 294 if (ctiocb->context3) { 295 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3; 296 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 297 kfree(buf_ptr); 298 ctiocb->context3 = NULL; 299 } 300 lpfc_sli_release_iocbq(phba, ctiocb); 301 return 0; 302 } 303 304 /** 305 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer 306 * @vport: pointer to a host virtual N_Port data structure. 307 * @bmp: Pointer to BPL for SLI command 308 * @inp: Pointer to data buffer for response data. 309 * @outp: Pointer to data buffer that hold the CT command. 310 * @cmpl: completion routine to call when command completes 311 * @ndlp: Destination NPort nodelist entry 312 * 313 * This function as the final part for issuing a CT command. 314 */ 315 static int 316 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 317 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 318 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 319 struct lpfc_iocbq *), 320 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry, 321 uint32_t tmo, uint8_t retry) 322 { 323 struct lpfc_hba *phba = vport->phba; 324 IOCB_t *icmd; 325 struct lpfc_iocbq *geniocb; 326 int rc; 327 328 /* Allocate buffer for command iocb */ 329 geniocb = lpfc_sli_get_iocbq(phba); 330 331 if (geniocb == NULL) 332 return 1; 333 334 icmd = &geniocb->iocb; 335 icmd->un.genreq64.bdl.ulpIoTag32 = 0; 336 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys); 337 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys); 338 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; 339 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64)); 340 341 if (usr_flg) 342 geniocb->context3 = NULL; 343 else 344 geniocb->context3 = (uint8_t *) bmp; 345 346 /* Save for completion so we can release these resources */ 347 geniocb->context1 = (uint8_t *) inp; 348 geniocb->context2 = (uint8_t *) outp; 349 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp); 350 351 /* Fill in payload, bp points to frame payload */ 352 icmd->ulpCommand = CMD_GEN_REQUEST64_CR; 353 354 /* Fill in rest of iocb */ 355 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA); 356 icmd->un.genreq64.w5.hcsw.Dfctl = 0; 357 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; 358 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT; 359 360 if (!tmo) { 361 /* FC spec states we need 3 * ratov for CT requests */ 362 tmo = (3 * phba->fc_ratov); 363 } 364 icmd->ulpTimeout = tmo; 365 icmd->ulpBdeCount = 1; 366 icmd->ulpLe = 1; 367 icmd->ulpClass = CLASS3; 368 icmd->ulpContext = ndlp->nlp_rpi; 369 if (phba->sli_rev == LPFC_SLI_REV4) 370 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]; 371 372 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { 373 /* For GEN_REQUEST64_CR, use the RPI */ 374 icmd->ulpCt_h = 0; 375 icmd->ulpCt_l = 0; 376 } 377 378 /* Issue GEN REQ IOCB for NPORT <did> */ 379 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 380 "0119 Issue GEN REQ IOCB to NPORT x%x " 381 "Data: x%x x%x\n", 382 ndlp->nlp_DID, icmd->ulpIoTag, 383 vport->port_state); 384 geniocb->iocb_cmpl = cmpl; 385 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT; 386 geniocb->vport = vport; 387 geniocb->retry = retry; 388 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0); 389 390 if (rc == IOCB_ERROR) { 391 lpfc_sli_release_iocbq(phba, geniocb); 392 return 1; 393 } 394 395 return 0; 396 } 397 398 /** 399 * lpfc_ct_cmd - Build and issue a CT command 400 * @vport: pointer to a host virtual N_Port data structure. 401 * @inmp: Pointer to data buffer for response data. 402 * @bmp: Pointer to BPL for SLI command 403 * @ndlp: Destination NPort nodelist entry 404 * @cmpl: completion routine to call when command completes 405 * 406 * This function is called for issuing a CT command. 407 */ 408 static int 409 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 410 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 411 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 412 struct lpfc_iocbq *), 413 uint32_t rsp_size, uint8_t retry) 414 { 415 struct lpfc_hba *phba = vport->phba; 416 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 417 struct lpfc_dmabuf *outmp; 418 int cnt = 0, status; 419 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 420 CommandResponse.bits.CmdRsp; 421 422 bpl++; /* Skip past ct request */ 423 424 /* Put buffer(s) for ct rsp in bpl */ 425 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 426 if (!outmp) 427 return -ENOMEM; 428 /* 429 * Form the CT IOCB. The total number of BDEs in this IOCB 430 * is the single command plus response count from 431 * lpfc_alloc_ct_rsp. 432 */ 433 cnt += 1; 434 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0, 435 cnt, 0, retry); 436 if (status) { 437 lpfc_free_ct_rsp(phba, outmp); 438 return -ENOMEM; 439 } 440 return 0; 441 } 442 443 struct lpfc_vport * 444 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 445 struct lpfc_vport *vport_curr; 446 unsigned long flags; 447 448 spin_lock_irqsave(&phba->hbalock, flags); 449 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 450 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 451 spin_unlock_irqrestore(&phba->hbalock, flags); 452 return vport_curr; 453 } 454 } 455 spin_unlock_irqrestore(&phba->hbalock, flags); 456 return NULL; 457 } 458 459 static void 460 lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 461 { 462 struct lpfc_nodelist *ndlp; 463 464 if ((vport->port_type != LPFC_NPIV_PORT) || 465 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) { 466 467 ndlp = lpfc_setup_disc_node(vport, Did); 468 469 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 470 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 471 "Parse GID_FTrsp: did:x%x flg:x%x x%x", 472 Did, ndlp->nlp_flag, vport->fc_flag); 473 474 /* By default, the driver expects to support FCP FC4 */ 475 if (fc4_type == FC_TYPE_FCP) 476 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 477 478 if (fc4_type == FC_TYPE_NVME) 479 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 480 481 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 482 "0238 Process x%06x NameServer Rsp " 483 "Data: x%x x%x x%x x%x\n", Did, 484 ndlp->nlp_flag, ndlp->nlp_fc4_type, 485 vport->fc_flag, 486 vport->fc_rscn_id_cnt); 487 } else { 488 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 489 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d", 490 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 491 492 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 493 "0239 Skip x%06x NameServer Rsp " 494 "Data: x%x x%x\n", Did, 495 vport->fc_flag, 496 vport->fc_rscn_id_cnt); 497 } 498 } else { 499 if (!(vport->fc_flag & FC_RSCN_MODE) || 500 lpfc_rscn_payload_check(vport, Did)) { 501 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 502 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d", 503 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 504 505 /* 506 * This NPortID was previously a FCP target, 507 * Don't even bother to send GFF_ID. 508 */ 509 ndlp = lpfc_findnode_did(vport, Did); 510 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) 511 ndlp->nlp_fc4_type = fc4_type; 512 513 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 514 ndlp->nlp_fc4_type = fc4_type; 515 516 if (ndlp->nlp_type & NLP_FCP_TARGET) 517 lpfc_setup_disc_node(vport, Did); 518 519 else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 520 0, Did) == 0) 521 vport->num_disc_nodes++; 522 523 else 524 lpfc_setup_disc_node(vport, Did); 525 } 526 } else { 527 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 528 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d", 529 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 530 531 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 532 "0245 Skip x%06x NameServer Rsp " 533 "Data: x%x x%x\n", Did, 534 vport->fc_flag, 535 vport->fc_rscn_id_cnt); 536 } 537 } 538 } 539 540 static int 541 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type, 542 uint32_t Size) 543 { 544 struct lpfc_hba *phba = vport->phba; 545 struct lpfc_sli_ct_request *Response = 546 (struct lpfc_sli_ct_request *) mp->virt; 547 struct lpfc_nodelist *ndlp = NULL; 548 struct lpfc_dmabuf *mlast, *next_mp; 549 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 550 uint32_t Did, CTentry; 551 int Cnt; 552 struct list_head head; 553 554 lpfc_set_disctmo(vport); 555 vport->num_disc_nodes = 0; 556 vport->fc_ns_retry = 0; 557 558 559 list_add_tail(&head, &mp->list); 560 list_for_each_entry_safe(mp, next_mp, &head, list) { 561 mlast = mp; 562 563 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 564 565 Size -= Cnt; 566 567 if (!ctptr) { 568 ctptr = (uint32_t *) mlast->virt; 569 } else 570 Cnt -= 16; /* subtract length of CT header */ 571 572 /* Loop through entire NameServer list of DIDs */ 573 while (Cnt >= sizeof(uint32_t)) { 574 /* Get next DID from NameServer List */ 575 CTentry = *ctptr++; 576 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 577 578 ndlp = NULL; 579 580 /* 581 * Check for rscn processing or not 582 * To conserve rpi's, filter out addresses for other 583 * vports on the same physical HBAs. 584 */ 585 if ((Did != vport->fc_myDID) && 586 ((lpfc_find_vport_by_did(phba, Did) == NULL) || 587 vport->cfg_peer_port_login)) 588 lpfc_prep_node_fc4type(vport, Did, fc4_type); 589 590 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 591 goto nsout1; 592 593 Cnt -= sizeof(uint32_t); 594 } 595 ctptr = NULL; 596 597 } 598 599 nsout1: 600 list_del(&head); 601 return 0; 602 } 603 604 static void 605 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 606 struct lpfc_iocbq *rspiocb) 607 { 608 struct lpfc_vport *vport = cmdiocb->vport; 609 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 610 IOCB_t *irsp; 611 struct lpfc_dmabuf *outp; 612 struct lpfc_dmabuf *inp; 613 struct lpfc_sli_ct_request *CTrsp; 614 struct lpfc_sli_ct_request *CTreq; 615 struct lpfc_nodelist *ndlp; 616 int rc, type; 617 618 /* First save ndlp, before we overwrite it */ 619 ndlp = cmdiocb->context_un.ndlp; 620 621 /* we pass cmdiocb to state machine which needs rspiocb as well */ 622 cmdiocb->context_un.rsp_iocb = rspiocb; 623 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 624 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 625 irsp = &rspiocb->iocb; 626 627 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 628 "GID_FT cmpl: status:x%x/x%x rtry:%d", 629 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry); 630 631 /* Don't bother processing response if vport is being torn down. */ 632 if (vport->load_flag & FC_UNLOADING) { 633 if (vport->fc_flag & FC_RSCN_MODE) 634 lpfc_els_flush_rscn(vport); 635 goto out; 636 } 637 638 if (lpfc_els_chk_latt(vport)) { 639 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 640 "0216 Link event during NS query\n"); 641 if (vport->fc_flag & FC_RSCN_MODE) 642 lpfc_els_flush_rscn(vport); 643 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 644 goto out; 645 } 646 if (lpfc_error_lost_link(irsp)) { 647 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 648 "0226 NS query failed due to link event\n"); 649 if (vport->fc_flag & FC_RSCN_MODE) 650 lpfc_els_flush_rscn(vport); 651 goto out; 652 } 653 if (irsp->ulpStatus) { 654 /* Check for retry */ 655 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 656 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 657 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) != 658 IOERR_NO_RESOURCES) 659 vport->fc_ns_retry++; 660 661 type = lpfc_get_gidft_type(vport, cmdiocb); 662 if (type == 0) 663 goto out; 664 665 /* CT command is being retried */ 666 vport->gidft_inp--; 667 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 668 vport->fc_ns_retry, type); 669 if (rc == 0) 670 goto out; 671 } 672 if (vport->fc_flag & FC_RSCN_MODE) 673 lpfc_els_flush_rscn(vport); 674 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 675 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 676 "0257 GID_FT Query error: 0x%x 0x%x\n", 677 irsp->ulpStatus, vport->fc_ns_retry); 678 } else { 679 /* Good status, continue checking */ 680 CTreq = (struct lpfc_sli_ct_request *) inp->virt; 681 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 682 if (CTrsp->CommandResponse.bits.CmdRsp == 683 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 684 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 685 "0208 NameServer Rsp Data: x%x x%x\n", 686 vport->fc_flag, 687 CTreq->un.gid.Fc4Type); 688 689 lpfc_ns_rsp(vport, 690 outp, 691 CTreq->un.gid.Fc4Type, 692 (uint32_t) (irsp->un.genreq64.bdl.bdeSize)); 693 } else if (CTrsp->CommandResponse.bits.CmdRsp == 694 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 695 /* NameServer Rsp Error */ 696 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 697 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 698 lpfc_printf_vlog(vport, KERN_INFO, 699 LOG_DISCOVERY, 700 "0269 No NameServer Entries " 701 "Data: x%x x%x x%x x%x\n", 702 CTrsp->CommandResponse.bits.CmdRsp, 703 (uint32_t) CTrsp->ReasonCode, 704 (uint32_t) CTrsp->Explanation, 705 vport->fc_flag); 706 707 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 708 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 709 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 710 (uint32_t) CTrsp->ReasonCode, 711 (uint32_t) CTrsp->Explanation); 712 } else { 713 lpfc_printf_vlog(vport, KERN_INFO, 714 LOG_DISCOVERY, 715 "0240 NameServer Rsp Error " 716 "Data: x%x x%x x%x x%x\n", 717 CTrsp->CommandResponse.bits.CmdRsp, 718 (uint32_t) CTrsp->ReasonCode, 719 (uint32_t) CTrsp->Explanation, 720 vport->fc_flag); 721 722 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 723 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 724 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 725 (uint32_t) CTrsp->ReasonCode, 726 (uint32_t) CTrsp->Explanation); 727 } 728 729 730 } else { 731 /* NameServer Rsp Error */ 732 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 733 "0241 NameServer Rsp Error " 734 "Data: x%x x%x x%x x%x\n", 735 CTrsp->CommandResponse.bits.CmdRsp, 736 (uint32_t) CTrsp->ReasonCode, 737 (uint32_t) CTrsp->Explanation, 738 vport->fc_flag); 739 740 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 741 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 742 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 743 (uint32_t) CTrsp->ReasonCode, 744 (uint32_t) CTrsp->Explanation); 745 } 746 vport->gidft_inp--; 747 } 748 /* Link up / RSCN discovery */ 749 if ((vport->num_disc_nodes == 0) && 750 (vport->gidft_inp == 0)) { 751 /* 752 * The driver has cycled through all Nports in the RSCN payload. 753 * Complete the handling by cleaning up and marking the 754 * current driver state. 755 */ 756 if (vport->port_state >= LPFC_DISC_AUTH) { 757 if (vport->fc_flag & FC_RSCN_MODE) { 758 lpfc_els_flush_rscn(vport); 759 spin_lock_irq(shost->host_lock); 760 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 761 spin_unlock_irq(shost->host_lock); 762 } 763 else 764 lpfc_els_flush_rscn(vport); 765 } 766 767 lpfc_disc_start(vport); 768 } 769 out: 770 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 771 lpfc_ct_free_iocb(phba, cmdiocb); 772 return; 773 } 774 775 static void 776 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 777 struct lpfc_iocbq *rspiocb) 778 { 779 struct lpfc_vport *vport = cmdiocb->vport; 780 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 781 IOCB_t *irsp = &rspiocb->iocb; 782 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1; 783 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2; 784 struct lpfc_sli_ct_request *CTrsp; 785 int did, rc, retry; 786 uint8_t fbits; 787 struct lpfc_nodelist *ndlp; 788 789 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 790 did = be32_to_cpu(did); 791 792 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 793 "GFF_ID cmpl: status:x%x/x%x did:x%x", 794 irsp->ulpStatus, irsp->un.ulpWord[4], did); 795 796 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 797 /* Good status, continue checking */ 798 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 799 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 800 801 if (CTrsp->CommandResponse.bits.CmdRsp == 802 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 803 if ((fbits & FC4_FEATURE_INIT) && 804 !(fbits & FC4_FEATURE_TARGET)) { 805 lpfc_printf_vlog(vport, KERN_INFO, 806 LOG_DISCOVERY, 807 "0270 Skip x%x GFF " 808 "NameServer Rsp Data: (init) " 809 "x%x x%x\n", did, fbits, 810 vport->fc_rscn_id_cnt); 811 goto out; 812 } 813 } 814 } 815 else { 816 /* Check for retry */ 817 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 818 retry = 1; 819 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 820 switch ((irsp->un.ulpWord[4] & 821 IOERR_PARAM_MASK)) { 822 823 case IOERR_NO_RESOURCES: 824 /* We don't increment the retry 825 * count for this case. 826 */ 827 break; 828 case IOERR_LINK_DOWN: 829 case IOERR_SLI_ABORTED: 830 case IOERR_SLI_DOWN: 831 retry = 0; 832 break; 833 default: 834 cmdiocb->retry++; 835 } 836 } 837 else 838 cmdiocb->retry++; 839 840 if (retry) { 841 /* CT command is being retried */ 842 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 843 cmdiocb->retry, did); 844 if (rc == 0) { 845 /* success */ 846 lpfc_ct_free_iocb(phba, cmdiocb); 847 return; 848 } 849 } 850 } 851 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 852 "0267 NameServer GFF Rsp " 853 "x%x Error (%d %d) Data: x%x x%x\n", 854 did, irsp->ulpStatus, irsp->un.ulpWord[4], 855 vport->fc_flag, vport->fc_rscn_id_cnt); 856 } 857 858 /* This is a target port, unregistered port, or the GFF_ID failed */ 859 ndlp = lpfc_setup_disc_node(vport, did); 860 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 861 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 862 "0242 Process x%x GFF " 863 "NameServer Rsp Data: x%x x%x x%x\n", 864 did, ndlp->nlp_flag, vport->fc_flag, 865 vport->fc_rscn_id_cnt); 866 } else { 867 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 868 "0243 Skip x%x GFF " 869 "NameServer Rsp Data: x%x x%x\n", did, 870 vport->fc_flag, vport->fc_rscn_id_cnt); 871 } 872 out: 873 /* Link up / RSCN discovery */ 874 if (vport->num_disc_nodes) 875 vport->num_disc_nodes--; 876 if (vport->num_disc_nodes == 0) { 877 /* 878 * The driver has cycled through all Nports in the RSCN payload. 879 * Complete the handling by cleaning up and marking the 880 * current driver state. 881 */ 882 if (vport->port_state >= LPFC_DISC_AUTH) { 883 if (vport->fc_flag & FC_RSCN_MODE) { 884 lpfc_els_flush_rscn(vport); 885 spin_lock_irq(shost->host_lock); 886 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 887 spin_unlock_irq(shost->host_lock); 888 } 889 else 890 lpfc_els_flush_rscn(vport); 891 } 892 lpfc_disc_start(vport); 893 } 894 lpfc_ct_free_iocb(phba, cmdiocb); 895 return; 896 } 897 898 static void 899 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 900 struct lpfc_iocbq *rspiocb) 901 { 902 struct lpfc_vport *vport = cmdiocb->vport; 903 IOCB_t *irsp = &rspiocb->iocb; 904 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1; 905 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2; 906 struct lpfc_sli_ct_request *CTrsp; 907 int did; 908 struct lpfc_nodelist *ndlp; 909 uint32_t fc4_data_0, fc4_data_1; 910 911 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId; 912 did = be32_to_cpu(did); 913 914 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 915 "GFT_ID cmpl: status:x%x/x%x did:x%x", 916 irsp->ulpStatus, irsp->un.ulpWord[4], did); 917 918 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 919 /* Good status, continue checking */ 920 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 921 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]); 922 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]); 923 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 924 "3062 DID x%06x GFT Wd0 x%08x Wd1 x%08x\n", 925 did, fc4_data_0, fc4_data_1); 926 927 ndlp = lpfc_findnode_did(vport, did); 928 if (ndlp) { 929 /* The bitmask value for FCP and NVME FCP types is 930 * the same because they are 32 bits distant from 931 * each other in word0 and word0. 932 */ 933 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) 934 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 935 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) 936 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 937 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 938 "3064 Setting ndlp %p, DID x%06x with " 939 "FC4 x%08x, Data: x%08x x%08x\n", 940 ndlp, did, ndlp->nlp_fc4_type, 941 FC_TYPE_FCP, FC_TYPE_NVME); 942 } 943 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 944 lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); 945 lpfc_issue_els_prli(vport, ndlp, 0); 946 } else 947 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 948 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus); 949 950 lpfc_ct_free_iocb(phba, cmdiocb); 951 } 952 953 static void 954 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 955 struct lpfc_iocbq *rspiocb) 956 { 957 struct lpfc_vport *vport = cmdiocb->vport; 958 struct lpfc_dmabuf *inp; 959 struct lpfc_dmabuf *outp; 960 IOCB_t *irsp; 961 struct lpfc_sli_ct_request *CTrsp; 962 struct lpfc_nodelist *ndlp; 963 int cmdcode, rc; 964 uint8_t retry; 965 uint32_t latt; 966 967 /* First save ndlp, before we overwrite it */ 968 ndlp = cmdiocb->context_un.ndlp; 969 970 /* we pass cmdiocb to state machine which needs rspiocb as well */ 971 cmdiocb->context_un.rsp_iocb = rspiocb; 972 973 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 974 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 975 irsp = &rspiocb->iocb; 976 977 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 978 CommandResponse.bits.CmdRsp); 979 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 980 981 latt = lpfc_els_chk_latt(vport); 982 983 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */ 984 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 985 "0209 CT Request completes, latt %d, " 986 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n", 987 latt, irsp->ulpStatus, 988 CTrsp->CommandResponse.bits.CmdRsp, 989 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag); 990 991 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 992 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 993 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode); 994 995 if (irsp->ulpStatus) { 996 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 997 "0268 NS cmd x%x Error (x%x x%x)\n", 998 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]); 999 1000 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) && 1001 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 1002 IOERR_SLI_DOWN) || 1003 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 1004 IOERR_SLI_ABORTED))) 1005 goto out; 1006 1007 retry = cmdiocb->retry; 1008 if (retry >= LPFC_MAX_NS_RETRY) 1009 goto out; 1010 1011 retry++; 1012 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1013 "0250 Retrying NS cmd %x\n", cmdcode); 1014 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 1015 if (rc == 0) 1016 goto out; 1017 } 1018 1019 out: 1020 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 1021 lpfc_ct_free_iocb(phba, cmdiocb); 1022 return; 1023 } 1024 1025 static void 1026 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1027 struct lpfc_iocbq *rspiocb) 1028 { 1029 IOCB_t *irsp = &rspiocb->iocb; 1030 struct lpfc_vport *vport = cmdiocb->vport; 1031 1032 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1033 struct lpfc_dmabuf *outp; 1034 struct lpfc_sli_ct_request *CTrsp; 1035 1036 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1037 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1038 if (CTrsp->CommandResponse.bits.CmdRsp == 1039 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1040 vport->ct_flags |= FC_CT_RFT_ID; 1041 } 1042 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1043 return; 1044 } 1045 1046 static void 1047 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1048 struct lpfc_iocbq *rspiocb) 1049 { 1050 IOCB_t *irsp = &rspiocb->iocb; 1051 struct lpfc_vport *vport = cmdiocb->vport; 1052 1053 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1054 struct lpfc_dmabuf *outp; 1055 struct lpfc_sli_ct_request *CTrsp; 1056 1057 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1058 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1059 if (CTrsp->CommandResponse.bits.CmdRsp == 1060 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1061 vport->ct_flags |= FC_CT_RNN_ID; 1062 } 1063 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1064 return; 1065 } 1066 1067 static void 1068 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1069 struct lpfc_iocbq *rspiocb) 1070 { 1071 IOCB_t *irsp = &rspiocb->iocb; 1072 struct lpfc_vport *vport = cmdiocb->vport; 1073 1074 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1075 struct lpfc_dmabuf *outp; 1076 struct lpfc_sli_ct_request *CTrsp; 1077 1078 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1079 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1080 if (CTrsp->CommandResponse.bits.CmdRsp == 1081 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1082 vport->ct_flags |= FC_CT_RSPN_ID; 1083 } 1084 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1085 return; 1086 } 1087 1088 static void 1089 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1090 struct lpfc_iocbq *rspiocb) 1091 { 1092 IOCB_t *irsp = &rspiocb->iocb; 1093 struct lpfc_vport *vport = cmdiocb->vport; 1094 1095 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1096 struct lpfc_dmabuf *outp; 1097 struct lpfc_sli_ct_request *CTrsp; 1098 1099 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1100 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1101 if (CTrsp->CommandResponse.bits.CmdRsp == 1102 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1103 vport->ct_flags |= FC_CT_RSNN_NN; 1104 } 1105 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1106 return; 1107 } 1108 1109 static void 1110 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1111 struct lpfc_iocbq *rspiocb) 1112 { 1113 struct lpfc_vport *vport = cmdiocb->vport; 1114 1115 /* even if it fails we will act as though it succeeded. */ 1116 vport->ct_flags = 0; 1117 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1118 return; 1119 } 1120 1121 static void 1122 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1123 struct lpfc_iocbq *rspiocb) 1124 { 1125 IOCB_t *irsp = &rspiocb->iocb; 1126 struct lpfc_vport *vport = cmdiocb->vport; 1127 1128 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1129 struct lpfc_dmabuf *outp; 1130 struct lpfc_sli_ct_request *CTrsp; 1131 1132 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1133 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1134 if (CTrsp->CommandResponse.bits.CmdRsp == 1135 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1136 vport->ct_flags |= FC_CT_RFF_ID; 1137 } 1138 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1139 return; 1140 } 1141 1142 /* 1143 * Although the symbolic port name is thought to be an integer 1144 * as of January 18, 2016, leave it as a string until more of 1145 * the record state becomes defined. 1146 */ 1147 int 1148 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1149 size_t size) 1150 { 1151 int n; 1152 1153 /* 1154 * Use the lpfc board number as the Symbolic Port 1155 * Name object. NPIV is not in play so this integer 1156 * value is sufficient and unique per FC-ID. 1157 */ 1158 n = snprintf(symbol, size, "%d", vport->phba->brd_no); 1159 return n; 1160 } 1161 1162 1163 int 1164 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1165 size_t size) 1166 { 1167 char fwrev[FW_REV_STR_SIZE]; 1168 int n; 1169 1170 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1171 1172 n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName); 1173 if (size < n) 1174 return n; 1175 1176 n += snprintf(symbol + n, size - n, " FV%s", fwrev); 1177 if (size < n) 1178 return n; 1179 1180 n += snprintf(symbol + n, size - n, " DV%s.", 1181 lpfc_release_version); 1182 if (size < n) 1183 return n; 1184 1185 n += snprintf(symbol + n, size - n, " HN:%s.", 1186 init_utsname()->nodename); 1187 if (size < n) 1188 return n; 1189 1190 /* Note :- OS name is "Linux" */ 1191 n += snprintf(symbol + n, size - n, " OS:%s\n", 1192 init_utsname()->sysname); 1193 return n; 1194 } 1195 1196 static uint32_t 1197 lpfc_find_map_node(struct lpfc_vport *vport) 1198 { 1199 struct lpfc_nodelist *ndlp, *next_ndlp; 1200 struct Scsi_Host *shost; 1201 uint32_t cnt = 0; 1202 1203 shost = lpfc_shost_from_vport(vport); 1204 spin_lock_irq(shost->host_lock); 1205 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1206 if (ndlp->nlp_type & NLP_FABRIC) 1207 continue; 1208 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1209 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1210 cnt++; 1211 } 1212 spin_unlock_irq(shost->host_lock); 1213 return cnt; 1214 } 1215 1216 /* 1217 * This routine will return the FC4 Type associated with the CT 1218 * GID_FT command. 1219 */ 1220 int 1221 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb) 1222 { 1223 struct lpfc_sli_ct_request *CtReq; 1224 struct lpfc_dmabuf *mp; 1225 uint32_t type; 1226 1227 mp = cmdiocb->context1; 1228 if (mp == NULL) 1229 return 0; 1230 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 1231 type = (uint32_t)CtReq->un.gid.Fc4Type; 1232 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME)) 1233 return 0; 1234 return type; 1235 } 1236 1237 /* 1238 * lpfc_ns_cmd 1239 * Description: 1240 * Issue Cmd to NameServer 1241 * SLI_CTNS_GID_FT 1242 * LI_CTNS_RFT_ID 1243 */ 1244 int 1245 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1246 uint8_t retry, uint32_t context) 1247 { 1248 struct lpfc_nodelist * ndlp; 1249 struct lpfc_hba *phba = vport->phba; 1250 struct lpfc_dmabuf *mp, *bmp; 1251 struct lpfc_sli_ct_request *CtReq; 1252 struct ulp_bde64 *bpl; 1253 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1254 struct lpfc_iocbq *) = NULL; 1255 uint32_t rsp_size = 1024; 1256 size_t size; 1257 int rc = 0; 1258 1259 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1260 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp) 1261 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1262 rc=1; 1263 goto ns_cmd_exit; 1264 } 1265 1266 /* fill in BDEs for command */ 1267 /* Allocate buffer for command payload */ 1268 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1269 if (!mp) { 1270 rc=2; 1271 goto ns_cmd_exit; 1272 } 1273 1274 INIT_LIST_HEAD(&mp->list); 1275 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1276 if (!mp->virt) { 1277 rc=3; 1278 goto ns_cmd_free_mp; 1279 } 1280 1281 /* Allocate buffer for Buffer ptr list */ 1282 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1283 if (!bmp) { 1284 rc=4; 1285 goto ns_cmd_free_mpvirt; 1286 } 1287 1288 INIT_LIST_HEAD(&bmp->list); 1289 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1290 if (!bmp->virt) { 1291 rc=5; 1292 goto ns_cmd_free_bmp; 1293 } 1294 1295 /* NameServer Req */ 1296 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1297 "0236 NameServer Req Data: x%x x%x x%x x%x\n", 1298 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt, 1299 context); 1300 1301 bpl = (struct ulp_bde64 *) bmp->virt; 1302 memset(bpl, 0, sizeof(struct ulp_bde64)); 1303 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1304 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1305 bpl->tus.f.bdeFlags = 0; 1306 if (cmdcode == SLI_CTNS_GID_FT) 1307 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1308 else if (cmdcode == SLI_CTNS_GFF_ID) 1309 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1310 else if (cmdcode == SLI_CTNS_GFT_ID) 1311 bpl->tus.f.bdeSize = GFT_REQUEST_SZ; 1312 else if (cmdcode == SLI_CTNS_RFT_ID) 1313 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1314 else if (cmdcode == SLI_CTNS_RNN_ID) 1315 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1316 else if (cmdcode == SLI_CTNS_RSPN_ID) 1317 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1318 else if (cmdcode == SLI_CTNS_RSNN_NN) 1319 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1320 else if (cmdcode == SLI_CTNS_DA_ID) 1321 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1322 else if (cmdcode == SLI_CTNS_RFF_ID) 1323 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1324 else 1325 bpl->tus.f.bdeSize = 0; 1326 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1327 1328 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1329 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1330 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1331 CtReq->RevisionId.bits.InId = 0; 1332 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1333 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1334 CtReq->CommandResponse.bits.Size = 0; 1335 switch (cmdcode) { 1336 case SLI_CTNS_GID_FT: 1337 CtReq->CommandResponse.bits.CmdRsp = 1338 cpu_to_be16(SLI_CTNS_GID_FT); 1339 CtReq->un.gid.Fc4Type = context; 1340 1341 if (vport->port_state < LPFC_NS_QRY) 1342 vport->port_state = LPFC_NS_QRY; 1343 lpfc_set_disctmo(vport); 1344 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1345 rsp_size = FC_MAX_NS_RSP; 1346 break; 1347 1348 case SLI_CTNS_GFF_ID: 1349 CtReq->CommandResponse.bits.CmdRsp = 1350 cpu_to_be16(SLI_CTNS_GFF_ID); 1351 CtReq->un.gff.PortId = cpu_to_be32(context); 1352 cmpl = lpfc_cmpl_ct_cmd_gff_id; 1353 break; 1354 1355 case SLI_CTNS_GFT_ID: 1356 CtReq->CommandResponse.bits.CmdRsp = 1357 cpu_to_be16(SLI_CTNS_GFT_ID); 1358 CtReq->un.gft.PortId = cpu_to_be32(context); 1359 cmpl = lpfc_cmpl_ct_cmd_gft_id; 1360 break; 1361 1362 case SLI_CTNS_RFT_ID: 1363 vport->ct_flags &= ~FC_CT_RFT_ID; 1364 CtReq->CommandResponse.bits.CmdRsp = 1365 cpu_to_be16(SLI_CTNS_RFT_ID); 1366 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID); 1367 1368 /* Register FC4 FCP type if enabled. */ 1369 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1370 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) 1371 CtReq->un.rft.fcpReg = 1; 1372 1373 /* Register NVME type if enabled. Defined LE and swapped. 1374 * rsvd[0] is used as word1 because of the hard-coded 1375 * word0 usage in the ct_request data structure. 1376 */ 1377 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1378 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) 1379 CtReq->un.rft.rsvd[0] = cpu_to_be32(0x00000100); 1380 1381 cmpl = lpfc_cmpl_ct_cmd_rft_id; 1382 break; 1383 1384 case SLI_CTNS_RNN_ID: 1385 vport->ct_flags &= ~FC_CT_RNN_ID; 1386 CtReq->CommandResponse.bits.CmdRsp = 1387 cpu_to_be16(SLI_CTNS_RNN_ID); 1388 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 1389 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 1390 sizeof(struct lpfc_name)); 1391 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 1392 break; 1393 1394 case SLI_CTNS_RSPN_ID: 1395 vport->ct_flags &= ~FC_CT_RSPN_ID; 1396 CtReq->CommandResponse.bits.CmdRsp = 1397 cpu_to_be16(SLI_CTNS_RSPN_ID); 1398 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 1399 size = sizeof(CtReq->un.rspn.symbname); 1400 CtReq->un.rspn.len = 1401 lpfc_vport_symbolic_port_name(vport, 1402 CtReq->un.rspn.symbname, size); 1403 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 1404 break; 1405 case SLI_CTNS_RSNN_NN: 1406 vport->ct_flags &= ~FC_CT_RSNN_NN; 1407 CtReq->CommandResponse.bits.CmdRsp = 1408 cpu_to_be16(SLI_CTNS_RSNN_NN); 1409 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 1410 sizeof(struct lpfc_name)); 1411 size = sizeof(CtReq->un.rsnn.symbname); 1412 CtReq->un.rsnn.len = 1413 lpfc_vport_symbolic_node_name(vport, 1414 CtReq->un.rsnn.symbname, size); 1415 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 1416 break; 1417 case SLI_CTNS_DA_ID: 1418 /* Implement DA_ID Nameserver request */ 1419 CtReq->CommandResponse.bits.CmdRsp = 1420 cpu_to_be16(SLI_CTNS_DA_ID); 1421 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 1422 cmpl = lpfc_cmpl_ct_cmd_da_id; 1423 break; 1424 case SLI_CTNS_RFF_ID: 1425 vport->ct_flags &= ~FC_CT_RFF_ID; 1426 CtReq->CommandResponse.bits.CmdRsp = 1427 cpu_to_be16(SLI_CTNS_RFF_ID); 1428 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 1429 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 1430 1431 /* The driver always supports FC_TYPE_FCP. However, the 1432 * caller can specify NVME (type x28) as well. But only 1433 * these that FC4 type is supported. 1434 */ 1435 if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1436 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) && 1437 (context == FC_TYPE_NVME)) { 1438 if ((vport == phba->pport) && phba->nvmet_support) { 1439 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET | 1440 FC4_FEATURE_NVME_DISC); 1441 lpfc_nvmet_update_targetport(phba); 1442 } else { 1443 lpfc_nvme_update_localport(vport); 1444 } 1445 CtReq->un.rff.type_code = context; 1446 1447 } else if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 1448 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) && 1449 (context == FC_TYPE_FCP)) 1450 CtReq->un.rff.type_code = context; 1451 1452 else 1453 goto ns_cmd_free_bmpvirt; 1454 1455 cmpl = lpfc_cmpl_ct_cmd_rff_id; 1456 break; 1457 } 1458 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1459 * to hold ndlp reference for the corresponding callback function. 1460 */ 1461 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 1462 /* On success, The cmpl function will free the buffers */ 1463 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1464 "Issue CT cmd: cmd:x%x did:x%x", 1465 cmdcode, ndlp->nlp_DID, 0); 1466 return 0; 1467 } 1468 rc=6; 1469 1470 /* Decrement ndlp reference count to release ndlp reference held 1471 * for the failed command's callback function. 1472 */ 1473 lpfc_nlp_put(ndlp); 1474 1475 ns_cmd_free_bmpvirt: 1476 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1477 ns_cmd_free_bmp: 1478 kfree(bmp); 1479 ns_cmd_free_mpvirt: 1480 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1481 ns_cmd_free_mp: 1482 kfree(mp); 1483 ns_cmd_exit: 1484 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1485 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 1486 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 1487 return 1; 1488 } 1489 1490 /** 1491 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 1492 * @phba: Pointer to HBA context object. 1493 * @cmdiocb: Pointer to the command IOCBQ. 1494 * @rspiocb: Pointer to the response IOCBQ. 1495 * 1496 * This function to handle the completion of a driver initiated FDMI 1497 * CT command issued during discovery. 1498 */ 1499 static void 1500 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1501 struct lpfc_iocbq *rspiocb) 1502 { 1503 struct lpfc_vport *vport = cmdiocb->vport; 1504 struct lpfc_dmabuf *inp = cmdiocb->context1; 1505 struct lpfc_dmabuf *outp = cmdiocb->context2; 1506 struct lpfc_sli_ct_request *CTcmd = inp->virt; 1507 struct lpfc_sli_ct_request *CTrsp = outp->virt; 1508 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 1509 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 1510 IOCB_t *irsp = &rspiocb->iocb; 1511 struct lpfc_nodelist *ndlp; 1512 uint32_t latt, cmd, err; 1513 1514 latt = lpfc_els_chk_latt(vport); 1515 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1516 "FDMI cmpl: status:x%x/x%x latt:%d", 1517 irsp->ulpStatus, irsp->un.ulpWord[4], latt); 1518 1519 if (latt || irsp->ulpStatus) { 1520 1521 /* Look for a retryable error */ 1522 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 1523 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) { 1524 case IOERR_SLI_ABORTED: 1525 case IOERR_ABORT_IN_PROGRESS: 1526 case IOERR_SEQUENCE_TIMEOUT: 1527 case IOERR_ILLEGAL_FRAME: 1528 case IOERR_NO_RESOURCES: 1529 case IOERR_ILLEGAL_COMMAND: 1530 cmdiocb->retry++; 1531 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 1532 break; 1533 1534 /* Retry the same FDMI command */ 1535 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 1536 cmdiocb, 0); 1537 if (err == IOCB_ERROR) 1538 break; 1539 return; 1540 default: 1541 break; 1542 } 1543 } 1544 1545 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1546 "0229 FDMI cmd %04x failed, latt = %d " 1547 "ulpStatus: x%x, rid x%x\n", 1548 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus, 1549 irsp->un.ulpWord[4]); 1550 } 1551 lpfc_ct_free_iocb(phba, cmdiocb); 1552 1553 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1554 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1555 return; 1556 1557 /* Check for a CT LS_RJT response */ 1558 cmd = be16_to_cpu(fdmi_cmd); 1559 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) { 1560 /* FDMI rsp failed */ 1561 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1562 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd); 1563 1564 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 1565 switch (cmd) { 1566 case SLI_MGMT_RHBA: 1567 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 1568 /* Fallback to FDMI-1 */ 1569 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1570 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1571 /* Start over */ 1572 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1573 } 1574 return; 1575 1576 case SLI_MGMT_RPRT: 1577 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1578 /* Fallback to FDMI-1 */ 1579 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1580 /* Start over */ 1581 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1582 } 1583 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1584 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1585 /* Retry the same command */ 1586 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1587 } 1588 return; 1589 1590 case SLI_MGMT_RPA: 1591 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1592 /* Fallback to FDMI-1 */ 1593 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1594 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1595 /* Start over */ 1596 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1597 } 1598 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1599 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1600 /* Retry the same command */ 1601 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1602 } 1603 return; 1604 } 1605 } 1606 1607 /* 1608 * On success, need to cycle thru FDMI registration for discovery 1609 * DHBA -> DPRT -> RHBA -> RPA (physical port) 1610 * DPRT -> RPRT (vports) 1611 */ 1612 switch (cmd) { 1613 case SLI_MGMT_RHBA: 1614 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 1615 break; 1616 1617 case SLI_MGMT_DHBA: 1618 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 1619 break; 1620 1621 case SLI_MGMT_DPRT: 1622 if (vport->port_type == LPFC_PHYSICAL_PORT) 1623 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 1624 else 1625 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 1626 break; 1627 } 1628 return; 1629 } 1630 1631 1632 /** 1633 * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to 1634 * @vport: pointer to a host virtual N_Port data structure. 1635 * 1636 * Called from hbeat timeout routine to check if the number of discovered 1637 * ports has changed. If so, re-register thar port Attribute. 1638 */ 1639 void 1640 lpfc_fdmi_num_disc_check(struct lpfc_vport *vport) 1641 { 1642 struct lpfc_hba *phba = vport->phba; 1643 struct lpfc_nodelist *ndlp; 1644 uint16_t cnt; 1645 1646 if (!lpfc_is_link_up(phba)) 1647 return; 1648 1649 /* Must be connected to a Fabric */ 1650 if (!(vport->fc_flag & FC_FABRIC)) 1651 return; 1652 1653 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 1654 return; 1655 1656 cnt = lpfc_find_map_node(vport); 1657 if (cnt == vport->fdmi_num_disc) 1658 return; 1659 1660 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1661 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1662 return; 1663 1664 if (vport->port_type == LPFC_PHYSICAL_PORT) { 1665 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 1666 LPFC_FDMI_PORT_ATTR_num_disc); 1667 } else { 1668 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 1669 LPFC_FDMI_PORT_ATTR_num_disc); 1670 } 1671 } 1672 1673 /* Routines for all individual HBA attributes */ 1674 static int 1675 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 1676 { 1677 struct lpfc_fdmi_attr_entry *ae; 1678 uint32_t size; 1679 1680 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1681 memset(ae, 0, sizeof(struct lpfc_name)); 1682 1683 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 1684 sizeof(struct lpfc_name)); 1685 size = FOURBYTES + sizeof(struct lpfc_name); 1686 ad->AttrLen = cpu_to_be16(size); 1687 ad->AttrType = cpu_to_be16(RHBA_NODENAME); 1688 return size; 1689 } 1690 static int 1691 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, 1692 struct lpfc_fdmi_attr_def *ad) 1693 { 1694 struct lpfc_fdmi_attr_entry *ae; 1695 uint32_t len, size; 1696 1697 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1698 memset(ae, 0, 256); 1699 1700 strncpy(ae->un.AttrString, 1701 "Emulex Corporation", 1702 sizeof(ae->un.AttrString)); 1703 len = strnlen(ae->un.AttrString, 1704 sizeof(ae->un.AttrString)); 1705 len += (len & 3) ? (4 - (len & 3)) : 4; 1706 size = FOURBYTES + len; 1707 ad->AttrLen = cpu_to_be16(size); 1708 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER); 1709 return size; 1710 } 1711 1712 static int 1713 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 1714 { 1715 struct lpfc_hba *phba = vport->phba; 1716 struct lpfc_fdmi_attr_entry *ae; 1717 uint32_t len, size; 1718 1719 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1720 memset(ae, 0, 256); 1721 1722 strncpy(ae->un.AttrString, phba->SerialNumber, 1723 sizeof(ae->un.AttrString)); 1724 len = strnlen(ae->un.AttrString, 1725 sizeof(ae->un.AttrString)); 1726 len += (len & 3) ? (4 - (len & 3)) : 4; 1727 size = FOURBYTES + len; 1728 ad->AttrLen = cpu_to_be16(size); 1729 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER); 1730 return size; 1731 } 1732 1733 static int 1734 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, 1735 struct lpfc_fdmi_attr_def *ad) 1736 { 1737 struct lpfc_hba *phba = vport->phba; 1738 struct lpfc_fdmi_attr_entry *ae; 1739 uint32_t len, size; 1740 1741 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1742 memset(ae, 0, 256); 1743 1744 strncpy(ae->un.AttrString, phba->ModelName, 1745 sizeof(ae->un.AttrString)); 1746 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 1747 len += (len & 3) ? (4 - (len & 3)) : 4; 1748 size = FOURBYTES + len; 1749 ad->AttrLen = cpu_to_be16(size); 1750 ad->AttrType = cpu_to_be16(RHBA_MODEL); 1751 return size; 1752 } 1753 1754 static int 1755 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, 1756 struct lpfc_fdmi_attr_def *ad) 1757 { 1758 struct lpfc_hba *phba = vport->phba; 1759 struct lpfc_fdmi_attr_entry *ae; 1760 uint32_t len, size; 1761 1762 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1763 memset(ae, 0, 256); 1764 1765 strncpy(ae->un.AttrString, phba->ModelDesc, 1766 sizeof(ae->un.AttrString)); 1767 len = strnlen(ae->un.AttrString, 1768 sizeof(ae->un.AttrString)); 1769 len += (len & 3) ? (4 - (len & 3)) : 4; 1770 size = FOURBYTES + len; 1771 ad->AttrLen = cpu_to_be16(size); 1772 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION); 1773 return size; 1774 } 1775 1776 static int 1777 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, 1778 struct lpfc_fdmi_attr_def *ad) 1779 { 1780 struct lpfc_hba *phba = vport->phba; 1781 lpfc_vpd_t *vp = &phba->vpd; 1782 struct lpfc_fdmi_attr_entry *ae; 1783 uint32_t i, j, incr, size; 1784 1785 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1786 memset(ae, 0, 256); 1787 1788 /* Convert JEDEC ID to ascii for hardware version */ 1789 incr = vp->rev.biuRev; 1790 for (i = 0; i < 8; i++) { 1791 j = (incr & 0xf); 1792 if (j <= 9) 1793 ae->un.AttrString[7 - i] = 1794 (char)((uint8_t) 0x30 + 1795 (uint8_t) j); 1796 else 1797 ae->un.AttrString[7 - i] = 1798 (char)((uint8_t) 0x61 + 1799 (uint8_t) (j - 10)); 1800 incr = (incr >> 4); 1801 } 1802 size = FOURBYTES + 8; 1803 ad->AttrLen = cpu_to_be16(size); 1804 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION); 1805 return size; 1806 } 1807 1808 static int 1809 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, 1810 struct lpfc_fdmi_attr_def *ad) 1811 { 1812 struct lpfc_fdmi_attr_entry *ae; 1813 uint32_t len, size; 1814 1815 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1816 memset(ae, 0, 256); 1817 1818 strncpy(ae->un.AttrString, lpfc_release_version, 1819 sizeof(ae->un.AttrString)); 1820 len = strnlen(ae->un.AttrString, 1821 sizeof(ae->un.AttrString)); 1822 len += (len & 3) ? (4 - (len & 3)) : 4; 1823 size = FOURBYTES + len; 1824 ad->AttrLen = cpu_to_be16(size); 1825 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION); 1826 return size; 1827 } 1828 1829 static int 1830 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, 1831 struct lpfc_fdmi_attr_def *ad) 1832 { 1833 struct lpfc_hba *phba = vport->phba; 1834 struct lpfc_fdmi_attr_entry *ae; 1835 uint32_t len, size; 1836 1837 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1838 memset(ae, 0, 256); 1839 1840 if (phba->sli_rev == LPFC_SLI_REV4) 1841 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 1842 else 1843 strncpy(ae->un.AttrString, phba->OptionROMVersion, 1844 sizeof(ae->un.AttrString)); 1845 len = strnlen(ae->un.AttrString, 1846 sizeof(ae->un.AttrString)); 1847 len += (len & 3) ? (4 - (len & 3)) : 4; 1848 size = FOURBYTES + len; 1849 ad->AttrLen = cpu_to_be16(size); 1850 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION); 1851 return size; 1852 } 1853 1854 static int 1855 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, 1856 struct lpfc_fdmi_attr_def *ad) 1857 { 1858 struct lpfc_hba *phba = vport->phba; 1859 struct lpfc_fdmi_attr_entry *ae; 1860 uint32_t len, size; 1861 1862 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1863 memset(ae, 0, 256); 1864 1865 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 1866 len = strnlen(ae->un.AttrString, 1867 sizeof(ae->un.AttrString)); 1868 len += (len & 3) ? (4 - (len & 3)) : 4; 1869 size = FOURBYTES + len; 1870 ad->AttrLen = cpu_to_be16(size); 1871 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION); 1872 return size; 1873 } 1874 1875 static int 1876 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, 1877 struct lpfc_fdmi_attr_def *ad) 1878 { 1879 struct lpfc_fdmi_attr_entry *ae; 1880 uint32_t len, size; 1881 1882 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1883 memset(ae, 0, 256); 1884 1885 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s", 1886 init_utsname()->sysname, 1887 init_utsname()->release, 1888 init_utsname()->version); 1889 1890 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 1891 len += (len & 3) ? (4 - (len & 3)) : 4; 1892 size = FOURBYTES + len; 1893 ad->AttrLen = cpu_to_be16(size); 1894 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION); 1895 return size; 1896 } 1897 1898 static int 1899 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, 1900 struct lpfc_fdmi_attr_def *ad) 1901 { 1902 struct lpfc_fdmi_attr_entry *ae; 1903 uint32_t size; 1904 1905 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1906 1907 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE); 1908 size = FOURBYTES + sizeof(uint32_t); 1909 ad->AttrLen = cpu_to_be16(size); 1910 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN); 1911 return size; 1912 } 1913 1914 static int 1915 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, 1916 struct lpfc_fdmi_attr_def *ad) 1917 { 1918 struct lpfc_fdmi_attr_entry *ae; 1919 uint32_t len, size; 1920 1921 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1922 memset(ae, 0, 256); 1923 1924 len = lpfc_vport_symbolic_node_name(vport, 1925 ae->un.AttrString, 256); 1926 len += (len & 3) ? (4 - (len & 3)) : 4; 1927 size = FOURBYTES + len; 1928 ad->AttrLen = cpu_to_be16(size); 1929 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME); 1930 return size; 1931 } 1932 1933 static int 1934 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, 1935 struct lpfc_fdmi_attr_def *ad) 1936 { 1937 struct lpfc_fdmi_attr_entry *ae; 1938 uint32_t size; 1939 1940 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1941 1942 /* Nothing is defined for this currently */ 1943 ae->un.AttrInt = cpu_to_be32(0); 1944 size = FOURBYTES + sizeof(uint32_t); 1945 ad->AttrLen = cpu_to_be16(size); 1946 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO); 1947 return size; 1948 } 1949 1950 static int 1951 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, 1952 struct lpfc_fdmi_attr_def *ad) 1953 { 1954 struct lpfc_fdmi_attr_entry *ae; 1955 uint32_t size; 1956 1957 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1958 1959 /* Each driver instance corresponds to a single port */ 1960 ae->un.AttrInt = cpu_to_be32(1); 1961 size = FOURBYTES + sizeof(uint32_t); 1962 ad->AttrLen = cpu_to_be16(size); 1963 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS); 1964 return size; 1965 } 1966 1967 static int 1968 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, 1969 struct lpfc_fdmi_attr_def *ad) 1970 { 1971 struct lpfc_fdmi_attr_entry *ae; 1972 uint32_t size; 1973 1974 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1975 memset(ae, 0, sizeof(struct lpfc_name)); 1976 1977 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename, 1978 sizeof(struct lpfc_name)); 1979 size = FOURBYTES + sizeof(struct lpfc_name); 1980 ad->AttrLen = cpu_to_be16(size); 1981 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN); 1982 return size; 1983 } 1984 1985 static int 1986 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, 1987 struct lpfc_fdmi_attr_def *ad) 1988 { 1989 struct lpfc_hba *phba = vport->phba; 1990 struct lpfc_fdmi_attr_entry *ae; 1991 uint32_t len, size; 1992 1993 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1994 memset(ae, 0, 256); 1995 1996 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 1997 len = strnlen(ae->un.AttrString, 1998 sizeof(ae->un.AttrString)); 1999 len += (len & 3) ? (4 - (len & 3)) : 4; 2000 size = FOURBYTES + len; 2001 ad->AttrLen = cpu_to_be16(size); 2002 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION); 2003 return size; 2004 } 2005 2006 static int 2007 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, 2008 struct lpfc_fdmi_attr_def *ad) 2009 { 2010 struct lpfc_fdmi_attr_entry *ae; 2011 uint32_t size; 2012 2013 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2014 2015 /* Driver doesn't have access to this information */ 2016 ae->un.AttrInt = cpu_to_be32(0); 2017 size = FOURBYTES + sizeof(uint32_t); 2018 ad->AttrLen = cpu_to_be16(size); 2019 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE); 2020 return size; 2021 } 2022 2023 static int 2024 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, 2025 struct lpfc_fdmi_attr_def *ad) 2026 { 2027 struct lpfc_fdmi_attr_entry *ae; 2028 uint32_t len, size; 2029 2030 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2031 memset(ae, 0, 256); 2032 2033 strncpy(ae->un.AttrString, "EMULEX", 2034 sizeof(ae->un.AttrString)); 2035 len = strnlen(ae->un.AttrString, 2036 sizeof(ae->un.AttrString)); 2037 len += (len & 3) ? (4 - (len & 3)) : 4; 2038 size = FOURBYTES + len; 2039 ad->AttrLen = cpu_to_be16(size); 2040 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID); 2041 return size; 2042 } 2043 2044 /* Routines for all individual PORT attributes */ 2045 static int 2046 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, 2047 struct lpfc_fdmi_attr_def *ad) 2048 { 2049 struct lpfc_fdmi_attr_entry *ae; 2050 uint32_t size; 2051 2052 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2053 memset(ae, 0, 32); 2054 2055 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ 2056 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ 2057 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ 2058 size = FOURBYTES + 32; 2059 ad->AttrLen = cpu_to_be16(size); 2060 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES); 2061 return size; 2062 } 2063 2064 static int 2065 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, 2066 struct lpfc_fdmi_attr_def *ad) 2067 { 2068 struct lpfc_hba *phba = vport->phba; 2069 struct lpfc_fdmi_attr_entry *ae; 2070 uint32_t size; 2071 2072 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2073 2074 ae->un.AttrInt = 0; 2075 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2076 if (phba->lmt & LMT_32Gb) 2077 ae->un.AttrInt |= HBA_PORTSPEED_32GFC; 2078 if (phba->lmt & LMT_16Gb) 2079 ae->un.AttrInt |= HBA_PORTSPEED_16GFC; 2080 if (phba->lmt & LMT_10Gb) 2081 ae->un.AttrInt |= HBA_PORTSPEED_10GFC; 2082 if (phba->lmt & LMT_8Gb) 2083 ae->un.AttrInt |= HBA_PORTSPEED_8GFC; 2084 if (phba->lmt & LMT_4Gb) 2085 ae->un.AttrInt |= HBA_PORTSPEED_4GFC; 2086 if (phba->lmt & LMT_2Gb) 2087 ae->un.AttrInt |= HBA_PORTSPEED_2GFC; 2088 if (phba->lmt & LMT_1Gb) 2089 ae->un.AttrInt |= HBA_PORTSPEED_1GFC; 2090 } else { 2091 /* FCoE links support only one speed */ 2092 switch (phba->fc_linkspeed) { 2093 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2094 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2095 break; 2096 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2097 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2098 break; 2099 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2100 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2101 break; 2102 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2103 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2104 break; 2105 } 2106 } 2107 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2108 size = FOURBYTES + sizeof(uint32_t); 2109 ad->AttrLen = cpu_to_be16(size); 2110 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED); 2111 return size; 2112 } 2113 2114 static int 2115 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, 2116 struct lpfc_fdmi_attr_def *ad) 2117 { 2118 struct lpfc_hba *phba = vport->phba; 2119 struct lpfc_fdmi_attr_entry *ae; 2120 uint32_t size; 2121 2122 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2123 2124 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2125 switch (phba->fc_linkspeed) { 2126 case LPFC_LINK_SPEED_1GHZ: 2127 ae->un.AttrInt = HBA_PORTSPEED_1GFC; 2128 break; 2129 case LPFC_LINK_SPEED_2GHZ: 2130 ae->un.AttrInt = HBA_PORTSPEED_2GFC; 2131 break; 2132 case LPFC_LINK_SPEED_4GHZ: 2133 ae->un.AttrInt = HBA_PORTSPEED_4GFC; 2134 break; 2135 case LPFC_LINK_SPEED_8GHZ: 2136 ae->un.AttrInt = HBA_PORTSPEED_8GFC; 2137 break; 2138 case LPFC_LINK_SPEED_10GHZ: 2139 ae->un.AttrInt = HBA_PORTSPEED_10GFC; 2140 break; 2141 case LPFC_LINK_SPEED_16GHZ: 2142 ae->un.AttrInt = HBA_PORTSPEED_16GFC; 2143 break; 2144 case LPFC_LINK_SPEED_32GHZ: 2145 ae->un.AttrInt = HBA_PORTSPEED_32GFC; 2146 break; 2147 default: 2148 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2149 break; 2150 } 2151 } else { 2152 switch (phba->fc_linkspeed) { 2153 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2154 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2155 break; 2156 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2157 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2158 break; 2159 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2160 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2161 break; 2162 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2163 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2164 break; 2165 default: 2166 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2167 break; 2168 } 2169 } 2170 2171 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2172 size = FOURBYTES + sizeof(uint32_t); 2173 ad->AttrLen = cpu_to_be16(size); 2174 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED); 2175 return size; 2176 } 2177 2178 static int 2179 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, 2180 struct lpfc_fdmi_attr_def *ad) 2181 { 2182 struct serv_parm *hsp; 2183 struct lpfc_fdmi_attr_entry *ae; 2184 uint32_t size; 2185 2186 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2187 2188 hsp = (struct serv_parm *)&vport->fc_sparam; 2189 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) | 2190 (uint32_t) hsp->cmn.bbRcvSizeLsb; 2191 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2192 size = FOURBYTES + sizeof(uint32_t); 2193 ad->AttrLen = cpu_to_be16(size); 2194 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE); 2195 return size; 2196 } 2197 2198 static int 2199 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, 2200 struct lpfc_fdmi_attr_def *ad) 2201 { 2202 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2203 struct lpfc_fdmi_attr_entry *ae; 2204 uint32_t len, size; 2205 2206 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2207 memset(ae, 0, 256); 2208 2209 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), 2210 "/sys/class/scsi_host/host%d", shost->host_no); 2211 len = strnlen((char *)ae->un.AttrString, 2212 sizeof(ae->un.AttrString)); 2213 len += (len & 3) ? (4 - (len & 3)) : 4; 2214 size = FOURBYTES + len; 2215 ad->AttrLen = cpu_to_be16(size); 2216 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME); 2217 return size; 2218 } 2219 2220 static int 2221 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, 2222 struct lpfc_fdmi_attr_def *ad) 2223 { 2224 struct lpfc_fdmi_attr_entry *ae; 2225 uint32_t len, size; 2226 2227 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2228 memset(ae, 0, 256); 2229 2230 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s", 2231 init_utsname()->nodename); 2232 2233 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2234 len += (len & 3) ? (4 - (len & 3)) : 4; 2235 size = FOURBYTES + len; 2236 ad->AttrLen = cpu_to_be16(size); 2237 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME); 2238 return size; 2239 } 2240 2241 static int 2242 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, 2243 struct lpfc_fdmi_attr_def *ad) 2244 { 2245 struct lpfc_fdmi_attr_entry *ae; 2246 uint32_t size; 2247 2248 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2249 memset(ae, 0, sizeof(struct lpfc_name)); 2250 2251 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 2252 sizeof(struct lpfc_name)); 2253 size = FOURBYTES + sizeof(struct lpfc_name); 2254 ad->AttrLen = cpu_to_be16(size); 2255 ad->AttrType = cpu_to_be16(RPRT_NODENAME); 2256 return size; 2257 } 2258 2259 static int 2260 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, 2261 struct lpfc_fdmi_attr_def *ad) 2262 { 2263 struct lpfc_fdmi_attr_entry *ae; 2264 uint32_t size; 2265 2266 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2267 memset(ae, 0, sizeof(struct lpfc_name)); 2268 2269 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName, 2270 sizeof(struct lpfc_name)); 2271 size = FOURBYTES + sizeof(struct lpfc_name); 2272 ad->AttrLen = cpu_to_be16(size); 2273 ad->AttrType = cpu_to_be16(RPRT_PORTNAME); 2274 return size; 2275 } 2276 2277 static int 2278 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, 2279 struct lpfc_fdmi_attr_def *ad) 2280 { 2281 struct lpfc_fdmi_attr_entry *ae; 2282 uint32_t len, size; 2283 2284 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2285 memset(ae, 0, 256); 2286 2287 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256); 2288 len += (len & 3) ? (4 - (len & 3)) : 4; 2289 size = FOURBYTES + len; 2290 ad->AttrLen = cpu_to_be16(size); 2291 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME); 2292 return size; 2293 } 2294 2295 static int 2296 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, 2297 struct lpfc_fdmi_attr_def *ad) 2298 { 2299 struct lpfc_hba *phba = vport->phba; 2300 struct lpfc_fdmi_attr_entry *ae; 2301 uint32_t size; 2302 2303 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2304 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) 2305 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT); 2306 else 2307 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT); 2308 size = FOURBYTES + sizeof(uint32_t); 2309 ad->AttrLen = cpu_to_be16(size); 2310 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE); 2311 return size; 2312 } 2313 2314 static int 2315 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, 2316 struct lpfc_fdmi_attr_def *ad) 2317 { 2318 struct lpfc_fdmi_attr_entry *ae; 2319 uint32_t size; 2320 2321 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2322 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3); 2323 size = FOURBYTES + sizeof(uint32_t); 2324 ad->AttrLen = cpu_to_be16(size); 2325 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS); 2326 return size; 2327 } 2328 2329 static int 2330 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, 2331 struct lpfc_fdmi_attr_def *ad) 2332 { 2333 struct lpfc_fdmi_attr_entry *ae; 2334 uint32_t size; 2335 2336 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2337 memset(ae, 0, sizeof(struct lpfc_name)); 2338 2339 memcpy(&ae->un.AttrWWN, &vport->fabric_portname, 2340 sizeof(struct lpfc_name)); 2341 size = FOURBYTES + sizeof(struct lpfc_name); 2342 ad->AttrLen = cpu_to_be16(size); 2343 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME); 2344 return size; 2345 } 2346 2347 static int 2348 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, 2349 struct lpfc_fdmi_attr_def *ad) 2350 { 2351 struct lpfc_fdmi_attr_entry *ae; 2352 uint32_t size; 2353 2354 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2355 memset(ae, 0, 32); 2356 2357 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ 2358 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ 2359 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ 2360 size = FOURBYTES + 32; 2361 ad->AttrLen = cpu_to_be16(size); 2362 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES); 2363 return size; 2364 } 2365 2366 static int 2367 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, 2368 struct lpfc_fdmi_attr_def *ad) 2369 { 2370 struct lpfc_fdmi_attr_entry *ae; 2371 uint32_t size; 2372 2373 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2374 /* Link Up - operational */ 2375 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE); 2376 size = FOURBYTES + sizeof(uint32_t); 2377 ad->AttrLen = cpu_to_be16(size); 2378 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE); 2379 return size; 2380 } 2381 2382 static int 2383 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, 2384 struct lpfc_fdmi_attr_def *ad) 2385 { 2386 struct lpfc_fdmi_attr_entry *ae; 2387 uint32_t size; 2388 2389 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2390 vport->fdmi_num_disc = lpfc_find_map_node(vport); 2391 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc); 2392 size = FOURBYTES + sizeof(uint32_t); 2393 ad->AttrLen = cpu_to_be16(size); 2394 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT); 2395 return size; 2396 } 2397 2398 static int 2399 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, 2400 struct lpfc_fdmi_attr_def *ad) 2401 { 2402 struct lpfc_fdmi_attr_entry *ae; 2403 uint32_t size; 2404 2405 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2406 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID); 2407 size = FOURBYTES + sizeof(uint32_t); 2408 ad->AttrLen = cpu_to_be16(size); 2409 ad->AttrType = cpu_to_be16(RPRT_PORT_ID); 2410 return size; 2411 } 2412 2413 static int 2414 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, 2415 struct lpfc_fdmi_attr_def *ad) 2416 { 2417 struct lpfc_fdmi_attr_entry *ae; 2418 uint32_t len, size; 2419 2420 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2421 memset(ae, 0, 256); 2422 2423 strncpy(ae->un.AttrString, "Smart SAN Initiator", 2424 sizeof(ae->un.AttrString)); 2425 len = strnlen(ae->un.AttrString, 2426 sizeof(ae->un.AttrString)); 2427 len += (len & 3) ? (4 - (len & 3)) : 4; 2428 size = FOURBYTES + len; 2429 ad->AttrLen = cpu_to_be16(size); 2430 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE); 2431 return size; 2432 } 2433 2434 static int 2435 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, 2436 struct lpfc_fdmi_attr_def *ad) 2437 { 2438 struct lpfc_fdmi_attr_entry *ae; 2439 uint32_t size; 2440 2441 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2442 memset(ae, 0, 256); 2443 2444 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName, 2445 sizeof(struct lpfc_name)); 2446 memcpy((((uint8_t *)&ae->un.AttrString) + 2447 sizeof(struct lpfc_name)), 2448 &vport->fc_sparam.portName, sizeof(struct lpfc_name)); 2449 size = FOURBYTES + (2 * sizeof(struct lpfc_name)); 2450 ad->AttrLen = cpu_to_be16(size); 2451 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID); 2452 return size; 2453 } 2454 2455 static int 2456 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, 2457 struct lpfc_fdmi_attr_def *ad) 2458 { 2459 struct lpfc_fdmi_attr_entry *ae; 2460 uint32_t len, size; 2461 2462 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2463 memset(ae, 0, 256); 2464 2465 strncpy(ae->un.AttrString, "Smart SAN Version 2.0", 2466 sizeof(ae->un.AttrString)); 2467 len = strnlen(ae->un.AttrString, 2468 sizeof(ae->un.AttrString)); 2469 len += (len & 3) ? (4 - (len & 3)) : 4; 2470 size = FOURBYTES + len; 2471 ad->AttrLen = cpu_to_be16(size); 2472 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION); 2473 return size; 2474 } 2475 2476 static int 2477 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, 2478 struct lpfc_fdmi_attr_def *ad) 2479 { 2480 struct lpfc_hba *phba = vport->phba; 2481 struct lpfc_fdmi_attr_entry *ae; 2482 uint32_t len, size; 2483 2484 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2485 memset(ae, 0, 256); 2486 2487 strncpy(ae->un.AttrString, phba->ModelName, 2488 sizeof(ae->un.AttrString)); 2489 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2490 len += (len & 3) ? (4 - (len & 3)) : 4; 2491 size = FOURBYTES + len; 2492 ad->AttrLen = cpu_to_be16(size); 2493 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL); 2494 return size; 2495 } 2496 2497 static int 2498 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, 2499 struct lpfc_fdmi_attr_def *ad) 2500 { 2501 struct lpfc_fdmi_attr_entry *ae; 2502 uint32_t size; 2503 2504 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2505 2506 /* SRIOV (type 3) is not supported */ 2507 if (vport->vpi) 2508 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */ 2509 else 2510 ae->un.AttrInt = cpu_to_be32(1); /* Physical */ 2511 size = FOURBYTES + sizeof(uint32_t); 2512 ad->AttrLen = cpu_to_be16(size); 2513 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO); 2514 return size; 2515 } 2516 2517 static int 2518 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, 2519 struct lpfc_fdmi_attr_def *ad) 2520 { 2521 struct lpfc_fdmi_attr_entry *ae; 2522 uint32_t size; 2523 2524 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2525 ae->un.AttrInt = cpu_to_be32(0); 2526 size = FOURBYTES + sizeof(uint32_t); 2527 ad->AttrLen = cpu_to_be16(size); 2528 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS); 2529 return size; 2530 } 2531 2532 static int 2533 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, 2534 struct lpfc_fdmi_attr_def *ad) 2535 { 2536 struct lpfc_fdmi_attr_entry *ae; 2537 uint32_t size; 2538 2539 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2540 ae->un.AttrInt = cpu_to_be32(1); 2541 size = FOURBYTES + sizeof(uint32_t); 2542 ad->AttrLen = cpu_to_be16(size); 2543 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY); 2544 return size; 2545 } 2546 2547 /* RHBA attribute jump table */ 2548 int (*lpfc_fdmi_hba_action[]) 2549 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2550 /* Action routine Mask bit Attribute type */ 2551 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 2552 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 2553 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 2554 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 2555 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 2556 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 2557 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 2558 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 2559 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 2560 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 2561 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 2562 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 2563 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 2564 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 2565 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 2566 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 2567 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 2568 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 2569 }; 2570 2571 /* RPA / RPRT attribute jump table */ 2572 int (*lpfc_fdmi_port_action[]) 2573 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2574 /* Action routine Mask bit Attribute type */ 2575 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 2576 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 2577 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 2578 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 2579 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 2580 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 2581 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 2582 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 2583 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 2584 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 2585 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 2586 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 2587 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 2588 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 2589 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 2590 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 2591 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 2592 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 2593 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 2594 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 2595 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 2596 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 2597 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 2598 }; 2599 2600 /** 2601 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 2602 * @vport: pointer to a host virtual N_Port data structure. 2603 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 2604 * cmdcode: FDMI command to send 2605 * mask: Mask of HBA or PORT Attributes to send 2606 * 2607 * Builds and sends a FDMI command using the CT subsystem. 2608 */ 2609 int 2610 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 2611 int cmdcode, uint32_t new_mask) 2612 { 2613 struct lpfc_hba *phba = vport->phba; 2614 struct lpfc_dmabuf *mp, *bmp; 2615 struct lpfc_sli_ct_request *CtReq; 2616 struct ulp_bde64 *bpl; 2617 uint32_t bit_pos; 2618 uint32_t size; 2619 uint32_t rsp_size; 2620 uint32_t mask; 2621 struct lpfc_fdmi_reg_hba *rh; 2622 struct lpfc_fdmi_port_entry *pe; 2623 struct lpfc_fdmi_reg_portattr *pab = NULL; 2624 struct lpfc_fdmi_attr_block *ab = NULL; 2625 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad); 2626 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *, 2627 struct lpfc_iocbq *); 2628 2629 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 2630 return 0; 2631 2632 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 2633 2634 /* fill in BDEs for command */ 2635 /* Allocate buffer for command payload */ 2636 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2637 if (!mp) 2638 goto fdmi_cmd_exit; 2639 2640 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 2641 if (!mp->virt) 2642 goto fdmi_cmd_free_mp; 2643 2644 /* Allocate buffer for Buffer ptr list */ 2645 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2646 if (!bmp) 2647 goto fdmi_cmd_free_mpvirt; 2648 2649 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 2650 if (!bmp->virt) 2651 goto fdmi_cmd_free_bmp; 2652 2653 INIT_LIST_HEAD(&mp->list); 2654 INIT_LIST_HEAD(&bmp->list); 2655 2656 /* FDMI request */ 2657 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2658 "0218 FDMI Request Data: x%x x%x x%x\n", 2659 vport->fc_flag, vport->port_state, cmdcode); 2660 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 2661 2662 /* First populate the CT_IU preamble */ 2663 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 2664 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 2665 CtReq->RevisionId.bits.InId = 0; 2666 2667 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 2668 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 2669 2670 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 2671 rsp_size = LPFC_BPL_SIZE; 2672 size = 0; 2673 2674 /* Next fill in the specific FDMI cmd information */ 2675 switch (cmdcode) { 2676 case SLI_MGMT_RHAT: 2677 case SLI_MGMT_RHBA: 2678 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID; 2679 /* HBA Identifier */ 2680 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 2681 sizeof(struct lpfc_name)); 2682 2683 if (cmdcode == SLI_MGMT_RHBA) { 2684 /* Registered Port List */ 2685 /* One entry (port) per adapter */ 2686 rh->rpl.EntryCnt = cpu_to_be32(1); 2687 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName, 2688 sizeof(struct lpfc_name)); 2689 2690 /* point to the HBA attribute block */ 2691 size = 2 * sizeof(struct lpfc_name) + 2692 FOURBYTES; 2693 } else { 2694 size = sizeof(struct lpfc_name); 2695 } 2696 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 2697 ab->EntryCnt = 0; 2698 size += FOURBYTES; 2699 bit_pos = 0; 2700 if (new_mask) 2701 mask = new_mask; 2702 else 2703 mask = vport->fdmi_hba_mask; 2704 2705 /* Mask will dictate what attributes to build in the request */ 2706 while (mask) { 2707 if (mask & 0x1) { 2708 func = lpfc_fdmi_hba_action[bit_pos]; 2709 size += func(vport, 2710 (struct lpfc_fdmi_attr_def *) 2711 ((uint8_t *)rh + size)); 2712 ab->EntryCnt++; 2713 if ((size + 256) > 2714 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 2715 goto hba_out; 2716 } 2717 mask = mask >> 1; 2718 bit_pos++; 2719 } 2720 hba_out: 2721 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 2722 /* Total size */ 2723 size = GID_REQUEST_SZ - 4 + size; 2724 break; 2725 2726 case SLI_MGMT_RPRT: 2727 case SLI_MGMT_RPA: 2728 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID; 2729 if (cmdcode == SLI_MGMT_RPRT) { 2730 rh = (struct lpfc_fdmi_reg_hba *)pab; 2731 /* HBA Identifier */ 2732 memcpy(&rh->hi.PortName, 2733 &phba->pport->fc_sparam.portName, 2734 sizeof(struct lpfc_name)); 2735 pab = (struct lpfc_fdmi_reg_portattr *) 2736 ((uint8_t *)pab + sizeof(struct lpfc_name)); 2737 } 2738 2739 memcpy((uint8_t *)&pab->PortName, 2740 (uint8_t *)&vport->fc_sparam.portName, 2741 sizeof(struct lpfc_name)); 2742 size += sizeof(struct lpfc_name) + FOURBYTES; 2743 pab->ab.EntryCnt = 0; 2744 bit_pos = 0; 2745 if (new_mask) 2746 mask = new_mask; 2747 else 2748 mask = vport->fdmi_port_mask; 2749 2750 /* Mask will dictate what attributes to build in the request */ 2751 while (mask) { 2752 if (mask & 0x1) { 2753 func = lpfc_fdmi_port_action[bit_pos]; 2754 size += func(vport, 2755 (struct lpfc_fdmi_attr_def *) 2756 ((uint8_t *)pab + size)); 2757 pab->ab.EntryCnt++; 2758 if ((size + 256) > 2759 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 2760 goto port_out; 2761 } 2762 mask = mask >> 1; 2763 bit_pos++; 2764 } 2765 port_out: 2766 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 2767 /* Total size */ 2768 if (cmdcode == SLI_MGMT_RPRT) 2769 size += sizeof(struct lpfc_name); 2770 size = GID_REQUEST_SZ - 4 + size; 2771 break; 2772 2773 case SLI_MGMT_GHAT: 2774 case SLI_MGMT_GRPL: 2775 rsp_size = FC_MAX_NS_RSP; 2776 case SLI_MGMT_DHBA: 2777 case SLI_MGMT_DHAT: 2778 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 2779 memcpy((uint8_t *)&pe->PortName, 2780 (uint8_t *)&vport->fc_sparam.portName, 2781 sizeof(struct lpfc_name)); 2782 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 2783 break; 2784 2785 case SLI_MGMT_GPAT: 2786 case SLI_MGMT_GPAS: 2787 rsp_size = FC_MAX_NS_RSP; 2788 case SLI_MGMT_DPRT: 2789 case SLI_MGMT_DPA: 2790 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 2791 memcpy((uint8_t *)&pe->PortName, 2792 (uint8_t *)&vport->fc_sparam.portName, 2793 sizeof(struct lpfc_name)); 2794 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 2795 break; 2796 case SLI_MGMT_GRHL: 2797 size = GID_REQUEST_SZ - 4; 2798 break; 2799 default: 2800 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 2801 "0298 FDMI cmdcode x%x not supported\n", 2802 cmdcode); 2803 goto fdmi_cmd_free_bmpvirt; 2804 } 2805 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 2806 2807 bpl = (struct ulp_bde64 *)bmp->virt; 2808 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); 2809 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); 2810 bpl->tus.f.bdeFlags = 0; 2811 bpl->tus.f.bdeSize = size; 2812 2813 /* 2814 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 2815 * to hold ndlp reference for the corresponding callback function. 2816 */ 2817 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0)) 2818 return 0; 2819 2820 /* 2821 * Decrement ndlp reference count to release ndlp reference held 2822 * for the failed command's callback function. 2823 */ 2824 lpfc_nlp_put(ndlp); 2825 2826 fdmi_cmd_free_bmpvirt: 2827 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 2828 fdmi_cmd_free_bmp: 2829 kfree(bmp); 2830 fdmi_cmd_free_mpvirt: 2831 lpfc_mbuf_free(phba, mp->virt, mp->phys); 2832 fdmi_cmd_free_mp: 2833 kfree(mp); 2834 fdmi_cmd_exit: 2835 /* Issue FDMI request failed */ 2836 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2837 "0244 Issue FDMI request failed Data: x%x\n", 2838 cmdcode); 2839 return 1; 2840 } 2841 2842 /** 2843 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 2844 * @ptr - Context object of the timer. 2845 * 2846 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 2847 * the worker thread. 2848 **/ 2849 void 2850 lpfc_delayed_disc_tmo(unsigned long ptr) 2851 { 2852 struct lpfc_vport *vport = (struct lpfc_vport *)ptr; 2853 struct lpfc_hba *phba = vport->phba; 2854 uint32_t tmo_posted; 2855 unsigned long iflag; 2856 2857 spin_lock_irqsave(&vport->work_port_lock, iflag); 2858 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 2859 if (!tmo_posted) 2860 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 2861 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 2862 2863 if (!tmo_posted) 2864 lpfc_worker_wake_up(phba); 2865 return; 2866 } 2867 2868 /** 2869 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 2870 * handle delayed discovery. 2871 * @vport: pointer to a host virtual N_Port data structure. 2872 * 2873 * This function start nport discovery of the vport. 2874 **/ 2875 void 2876 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 2877 { 2878 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2879 2880 spin_lock_irq(shost->host_lock); 2881 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 2882 spin_unlock_irq(shost->host_lock); 2883 return; 2884 } 2885 vport->fc_flag &= ~FC_DISC_DELAYED; 2886 spin_unlock_irq(shost->host_lock); 2887 2888 lpfc_do_scr_ns_plogi(vport->phba, vport); 2889 } 2890 2891 void 2892 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 2893 { 2894 struct lpfc_sli *psli = &phba->sli; 2895 lpfc_vpd_t *vp = &phba->vpd; 2896 uint32_t b1, b2, b3, b4, i, rev; 2897 char c; 2898 uint32_t *ptr, str[4]; 2899 uint8_t *fwname; 2900 2901 if (phba->sli_rev == LPFC_SLI_REV4) 2902 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 2903 else if (vp->rev.rBit) { 2904 if (psli->sli_flag & LPFC_SLI_ACTIVE) 2905 rev = vp->rev.sli2FwRev; 2906 else 2907 rev = vp->rev.sli1FwRev; 2908 2909 b1 = (rev & 0x0000f000) >> 12; 2910 b2 = (rev & 0x00000f00) >> 8; 2911 b3 = (rev & 0x000000c0) >> 6; 2912 b4 = (rev & 0x00000030) >> 4; 2913 2914 switch (b4) { 2915 case 0: 2916 c = 'N'; 2917 break; 2918 case 1: 2919 c = 'A'; 2920 break; 2921 case 2: 2922 c = 'B'; 2923 break; 2924 case 3: 2925 c = 'X'; 2926 break; 2927 default: 2928 c = 0; 2929 break; 2930 } 2931 b4 = (rev & 0x0000000f); 2932 2933 if (psli->sli_flag & LPFC_SLI_ACTIVE) 2934 fwname = vp->rev.sli2FwName; 2935 else 2936 fwname = vp->rev.sli1FwName; 2937 2938 for (i = 0; i < 16; i++) 2939 if (fwname[i] == 0x20) 2940 fwname[i] = 0; 2941 2942 ptr = (uint32_t*)fwname; 2943 2944 for (i = 0; i < 3; i++) 2945 str[i] = be32_to_cpu(*ptr++); 2946 2947 if (c == 0) { 2948 if (flag) 2949 sprintf(fwrevision, "%d.%d%d (%s)", 2950 b1, b2, b3, (char *)str); 2951 else 2952 sprintf(fwrevision, "%d.%d%d", b1, 2953 b2, b3); 2954 } else { 2955 if (flag) 2956 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 2957 b1, b2, b3, c, 2958 b4, (char *)str); 2959 else 2960 sprintf(fwrevision, "%d.%d%d%c%d", 2961 b1, b2, b3, c, b4); 2962 } 2963 } else { 2964 rev = vp->rev.smFwRev; 2965 2966 b1 = (rev & 0xff000000) >> 24; 2967 b2 = (rev & 0x00f00000) >> 20; 2968 b3 = (rev & 0x000f0000) >> 16; 2969 c = (rev & 0x0000ff00) >> 8; 2970 b4 = (rev & 0x000000ff); 2971 2972 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 2973 } 2974 return; 2975 } 2976