1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2023 Broadcom. All Rights Reserved. The term * 5 * “Broadcom” refers to Broadcom Inc. 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_logmsg.h" 48 #include "lpfc_crtn.h" 49 #include "lpfc_version.h" 50 #include "lpfc_vport.h" 51 #include "lpfc_debugfs.h" 52 53 /* FDMI Port Speed definitions - FC-GS-7 */ 54 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */ 55 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */ 56 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */ 57 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */ 58 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */ 59 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */ 60 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */ 61 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */ 62 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */ 63 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */ 64 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */ 65 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */ 66 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */ 67 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */ 68 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */ 69 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */ 70 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */ 71 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */ 72 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */ 73 74 #define FOURBYTES 4 75 76 77 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 78 static void 79 lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 80 struct lpfc_iocbq *rspiocb); 81 82 static void 83 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 84 struct lpfc_dmabuf *mp, uint32_t size) 85 { 86 if (!mp) { 87 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 88 "0146 Ignoring unsolicited CT No HBQ " 89 "status = x%x\n", 90 get_job_ulpstatus(phba, piocbq)); 91 } 92 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 93 "0145 Ignoring unsolicited CT HBQ Size:%d " 94 "status = x%x\n", 95 size, get_job_ulpstatus(phba, piocbq)); 96 } 97 98 static void 99 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 100 struct lpfc_dmabuf *mp, uint32_t size) 101 { 102 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 103 } 104 105 /** 106 * lpfc_ct_unsol_cmpl : Completion callback function for unsol ct commands 107 * @phba : pointer to lpfc hba data structure. 108 * @cmdiocb : pointer to lpfc command iocb data structure. 109 * @rspiocb : pointer to lpfc response iocb data structure. 110 * 111 * This routine is the callback function for issuing unsol ct reject command. 112 * The memory allocated in the reject command path is freed up here. 113 **/ 114 static void 115 lpfc_ct_unsol_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 116 struct lpfc_iocbq *rspiocb) 117 { 118 struct lpfc_nodelist *ndlp; 119 struct lpfc_dmabuf *mp, *bmp; 120 121 ndlp = cmdiocb->ndlp; 122 if (ndlp) 123 lpfc_nlp_put(ndlp); 124 125 mp = cmdiocb->rsp_dmabuf; 126 bmp = cmdiocb->bpl_dmabuf; 127 if (mp) { 128 lpfc_mbuf_free(phba, mp->virt, mp->phys); 129 kfree(mp); 130 cmdiocb->rsp_dmabuf = NULL; 131 } 132 133 if (bmp) { 134 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 135 kfree(bmp); 136 cmdiocb->bpl_dmabuf = NULL; 137 } 138 139 lpfc_sli_release_iocbq(phba, cmdiocb); 140 } 141 142 /** 143 * lpfc_ct_reject_event - Issue reject for unhandled CT MIB commands 144 * @ndlp: pointer to a node-list data structure. 145 * @ct_req: pointer to the CT request data structure. 146 * @ulp_context: context of received UNSOL CT command 147 * @ox_id: ox_id of the UNSOL CT command 148 * 149 * This routine is invoked by the lpfc_ct_handle_mibreq routine for sending 150 * a reject response. Reject response is sent for the unhandled commands. 151 **/ 152 static void 153 lpfc_ct_reject_event(struct lpfc_nodelist *ndlp, 154 struct lpfc_sli_ct_request *ct_req, 155 u16 ulp_context, u16 ox_id) 156 { 157 struct lpfc_vport *vport = ndlp->vport; 158 struct lpfc_hba *phba = vport->phba; 159 struct lpfc_sli_ct_request *ct_rsp; 160 struct lpfc_iocbq *cmdiocbq = NULL; 161 struct lpfc_dmabuf *bmp = NULL; 162 struct lpfc_dmabuf *mp = NULL; 163 struct ulp_bde64 *bpl; 164 u8 rc = 0; 165 u32 tmo; 166 167 /* fill in BDEs for command */ 168 mp = kmalloc(sizeof(*mp), GFP_KERNEL); 169 if (!mp) { 170 rc = 1; 171 goto ct_exit; 172 } 173 174 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp->phys); 175 if (!mp->virt) { 176 rc = 2; 177 goto ct_free_mp; 178 } 179 180 /* Allocate buffer for Buffer ptr list */ 181 bmp = kmalloc(sizeof(*bmp), GFP_KERNEL); 182 if (!bmp) { 183 rc = 3; 184 goto ct_free_mpvirt; 185 } 186 187 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &bmp->phys); 188 if (!bmp->virt) { 189 rc = 4; 190 goto ct_free_bmp; 191 } 192 193 INIT_LIST_HEAD(&mp->list); 194 INIT_LIST_HEAD(&bmp->list); 195 196 bpl = (struct ulp_bde64 *)bmp->virt; 197 memset(bpl, 0, sizeof(struct ulp_bde64)); 198 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); 199 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); 200 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64; 201 bpl->tus.f.bdeSize = (LPFC_CT_PREAMBLE - 4); 202 bpl->tus.w = le32_to_cpu(bpl->tus.w); 203 204 ct_rsp = (struct lpfc_sli_ct_request *)mp->virt; 205 memset(ct_rsp, 0, sizeof(struct lpfc_sli_ct_request)); 206 207 ct_rsp->RevisionId.bits.Revision = SLI_CT_REVISION; 208 ct_rsp->RevisionId.bits.InId = 0; 209 ct_rsp->FsType = ct_req->FsType; 210 ct_rsp->FsSubType = ct_req->FsSubType; 211 ct_rsp->CommandResponse.bits.Size = 0; 212 ct_rsp->CommandResponse.bits.CmdRsp = 213 cpu_to_be16(SLI_CT_RESPONSE_FS_RJT); 214 ct_rsp->ReasonCode = SLI_CT_REQ_NOT_SUPPORTED; 215 ct_rsp->Explanation = SLI_CT_NO_ADDITIONAL_EXPL; 216 217 cmdiocbq = lpfc_sli_get_iocbq(phba); 218 if (!cmdiocbq) { 219 rc = 5; 220 goto ct_free_bmpvirt; 221 } 222 223 if (phba->sli_rev == LPFC_SLI_REV4) { 224 lpfc_sli_prep_xmit_seq64(phba, cmdiocbq, bmp, 225 phba->sli4_hba.rpi_ids[ndlp->nlp_rpi], 226 ox_id, 1, FC_RCTL_DD_SOL_CTL, 1, 227 CMD_XMIT_SEQUENCE64_WQE); 228 } else { 229 lpfc_sli_prep_xmit_seq64(phba, cmdiocbq, bmp, 0, ulp_context, 1, 230 FC_RCTL_DD_SOL_CTL, 1, 231 CMD_XMIT_SEQUENCE64_CX); 232 } 233 234 /* Save for completion so we can release these resources */ 235 cmdiocbq->rsp_dmabuf = mp; 236 cmdiocbq->bpl_dmabuf = bmp; 237 cmdiocbq->cmd_cmpl = lpfc_ct_unsol_cmpl; 238 tmo = (3 * phba->fc_ratov); 239 240 cmdiocbq->retry = 0; 241 cmdiocbq->vport = vport; 242 cmdiocbq->drvrTimeout = tmo + LPFC_DRVR_TIMEOUT; 243 244 cmdiocbq->ndlp = lpfc_nlp_get(ndlp); 245 if (!cmdiocbq->ndlp) 246 goto ct_no_ndlp; 247 248 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0); 249 if (rc) { 250 lpfc_nlp_put(ndlp); 251 goto ct_no_ndlp; 252 } 253 return; 254 255 ct_no_ndlp: 256 rc = 6; 257 lpfc_sli_release_iocbq(phba, cmdiocbq); 258 ct_free_bmpvirt: 259 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 260 ct_free_bmp: 261 kfree(bmp); 262 ct_free_mpvirt: 263 lpfc_mbuf_free(phba, mp->virt, mp->phys); 264 ct_free_mp: 265 kfree(mp); 266 ct_exit: 267 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 268 "6440 Unsol CT: Rsp err %d Data: x%x\n", 269 rc, vport->fc_flag); 270 } 271 272 /** 273 * lpfc_ct_handle_mibreq - Process an unsolicited CT MIB request data buffer 274 * @phba: pointer to lpfc hba data structure. 275 * @ctiocbq: pointer to lpfc CT command iocb data structure. 276 * 277 * This routine is used for processing the IOCB associated with a unsolicited 278 * CT MIB request. It first determines whether there is an existing ndlp that 279 * matches the DID from the unsolicited IOCB. If not, it will return. 280 **/ 281 static void 282 lpfc_ct_handle_mibreq(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocbq) 283 { 284 struct lpfc_sli_ct_request *ct_req; 285 struct lpfc_nodelist *ndlp = NULL; 286 struct lpfc_vport *vport = ctiocbq->vport; 287 u32 ulp_status = get_job_ulpstatus(phba, ctiocbq); 288 u32 ulp_word4 = get_job_word4(phba, ctiocbq); 289 u32 did; 290 u16 mi_cmd; 291 292 did = bf_get(els_rsp64_sid, &ctiocbq->wqe.xmit_els_rsp); 293 if (ulp_status) { 294 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 295 "6438 Unsol CT: status:x%x/x%x did : x%x\n", 296 ulp_status, ulp_word4, did); 297 return; 298 } 299 300 /* Ignore traffic received during vport shutdown */ 301 if (vport->fc_flag & FC_UNLOADING) 302 return; 303 304 ndlp = lpfc_findnode_did(vport, did); 305 if (!ndlp) { 306 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 307 "6439 Unsol CT: NDLP Not Found for DID : x%x", 308 did); 309 return; 310 } 311 312 ct_req = (struct lpfc_sli_ct_request *)ctiocbq->cmd_dmabuf->virt; 313 314 mi_cmd = be16_to_cpu(ct_req->CommandResponse.bits.CmdRsp); 315 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 316 "6442 : MI Cmd : x%x Not Supported\n", mi_cmd); 317 lpfc_ct_reject_event(ndlp, ct_req, 318 bf_get(wqe_ctxt_tag, 319 &ctiocbq->wqe.xmit_els_rsp.wqe_com), 320 bf_get(wqe_rcvoxid, 321 &ctiocbq->wqe.xmit_els_rsp.wqe_com)); 322 } 323 324 /** 325 * lpfc_ct_unsol_event - Process an unsolicited event from a ct sli ring 326 * @phba: pointer to lpfc hba data structure. 327 * @pring: pointer to a SLI ring. 328 * @ctiocbq: pointer to lpfc ct iocb data structure. 329 * 330 * This routine is used to process an unsolicited event received from a SLI 331 * (Service Level Interface) ring. The actual processing of the data buffer 332 * associated with the unsolicited event is done by invoking appropriate routine 333 * after properly set up the iocb buffer from the SLI ring on which the 334 * unsolicited event was received. 335 **/ 336 void 337 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 338 struct lpfc_iocbq *ctiocbq) 339 { 340 struct lpfc_dmabuf *mp = NULL; 341 IOCB_t *icmd = &ctiocbq->iocb; 342 int i; 343 struct lpfc_iocbq *iocbq; 344 struct lpfc_iocbq *iocb; 345 dma_addr_t dma_addr; 346 uint32_t size; 347 struct list_head head; 348 struct lpfc_sli_ct_request *ct_req; 349 struct lpfc_dmabuf *bdeBuf1 = ctiocbq->cmd_dmabuf; 350 struct lpfc_dmabuf *bdeBuf2 = ctiocbq->bpl_dmabuf; 351 u32 status, parameter, bde_count = 0; 352 struct lpfc_wcqe_complete *wcqe_cmpl = NULL; 353 354 ctiocbq->cmd_dmabuf = NULL; 355 ctiocbq->rsp_dmabuf = NULL; 356 ctiocbq->bpl_dmabuf = NULL; 357 358 wcqe_cmpl = &ctiocbq->wcqe_cmpl; 359 status = get_job_ulpstatus(phba, ctiocbq); 360 parameter = get_job_word4(phba, ctiocbq); 361 if (phba->sli_rev == LPFC_SLI_REV4) 362 bde_count = wcqe_cmpl->word3; 363 else 364 bde_count = icmd->ulpBdeCount; 365 366 if (unlikely(status == IOSTAT_NEED_BUFFER)) { 367 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 368 } else if ((status == IOSTAT_LOCAL_REJECT) && 369 ((parameter & IOERR_PARAM_MASK) == 370 IOERR_RCV_BUFFER_WAITING)) { 371 /* Not enough posted buffers; Try posting more buffers */ 372 phba->fc_stat.NoRcvBuf++; 373 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 374 lpfc_sli3_post_buffer(phba, pring, 2); 375 return; 376 } 377 378 /* If there are no BDEs associated 379 * with this IOCB, there is nothing to do. 380 */ 381 if (bde_count == 0) 382 return; 383 384 ctiocbq->cmd_dmabuf = bdeBuf1; 385 if (bde_count == 2) 386 ctiocbq->bpl_dmabuf = bdeBuf2; 387 388 ct_req = (struct lpfc_sli_ct_request *)ctiocbq->cmd_dmabuf->virt; 389 390 if (ct_req->FsType == SLI_CT_MANAGEMENT_SERVICE && 391 ct_req->FsSubType == SLI_CT_MIB_Subtypes) { 392 lpfc_ct_handle_mibreq(phba, ctiocbq); 393 } else { 394 if (!lpfc_bsg_ct_unsol_event(phba, pring, ctiocbq)) 395 return; 396 } 397 398 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 399 INIT_LIST_HEAD(&head); 400 list_add_tail(&head, &ctiocbq->list); 401 list_for_each_entry(iocb, &head, list) { 402 if (phba->sli_rev == LPFC_SLI_REV4) 403 bde_count = iocb->wcqe_cmpl.word3; 404 else 405 bde_count = iocb->iocb.ulpBdeCount; 406 407 if (!bde_count) 408 continue; 409 bdeBuf1 = iocb->cmd_dmabuf; 410 iocb->cmd_dmabuf = NULL; 411 if (phba->sli_rev == LPFC_SLI_REV4) 412 size = iocb->wqe.gen_req.bde.tus.f.bdeSize; 413 else 414 size = iocb->iocb.un.cont64[0].tus.f.bdeSize; 415 lpfc_ct_unsol_buffer(phba, ctiocbq, bdeBuf1, size); 416 lpfc_in_buf_free(phba, bdeBuf1); 417 if (bde_count == 2) { 418 bdeBuf2 = iocb->bpl_dmabuf; 419 iocb->bpl_dmabuf = NULL; 420 if (phba->sli_rev == LPFC_SLI_REV4) 421 size = iocb->unsol_rcv_len; 422 else 423 size = iocb->iocb.unsli3.rcvsli3.bde2.tus.f.bdeSize; 424 lpfc_ct_unsol_buffer(phba, ctiocbq, bdeBuf2, 425 size); 426 lpfc_in_buf_free(phba, bdeBuf2); 427 } 428 } 429 list_del(&head); 430 } else { 431 INIT_LIST_HEAD(&head); 432 list_add_tail(&head, &ctiocbq->list); 433 list_for_each_entry(iocbq, &head, list) { 434 icmd = &iocbq->iocb; 435 if (icmd->ulpBdeCount == 0) 436 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 437 for (i = 0; i < icmd->ulpBdeCount; i++) { 438 dma_addr = getPaddr(icmd->un.cont64[i].addrHigh, 439 icmd->un.cont64[i].addrLow); 440 mp = lpfc_sli_ringpostbuf_get(phba, pring, 441 dma_addr); 442 size = icmd->un.cont64[i].tus.f.bdeSize; 443 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 444 lpfc_in_buf_free(phba, mp); 445 } 446 lpfc_sli3_post_buffer(phba, pring, i); 447 } 448 list_del(&head); 449 } 450 } 451 452 /** 453 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler 454 * @phba: Pointer to HBA context object. 455 * @dmabuf: pointer to a dmabuf that describes the FC sequence 456 * 457 * This function serves as the upper level protocol abort handler for CT 458 * protocol. 459 * 460 * Return 1 if abort has been handled, 0 otherwise. 461 **/ 462 int 463 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf) 464 { 465 int handled; 466 467 /* CT upper level goes through BSG */ 468 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf); 469 470 return handled; 471 } 472 473 static void 474 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 475 { 476 struct lpfc_dmabuf *mlast, *next_mlast; 477 478 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 479 list_del(&mlast->list); 480 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 481 kfree(mlast); 482 } 483 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 484 kfree(mlist); 485 return; 486 } 487 488 static struct lpfc_dmabuf * 489 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, __be16 cmdcode, struct ulp_bde64 *bpl, 490 uint32_t size, int *entries) 491 { 492 struct lpfc_dmabuf *mlist = NULL; 493 struct lpfc_dmabuf *mp; 494 int cnt, i = 0; 495 496 /* We get chunks of FCELSSIZE */ 497 cnt = size > FCELSSIZE ? FCELSSIZE: size; 498 499 while (size) { 500 /* Allocate buffer for rsp payload */ 501 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 502 if (!mp) { 503 if (mlist) 504 lpfc_free_ct_rsp(phba, mlist); 505 return NULL; 506 } 507 508 INIT_LIST_HEAD(&mp->list); 509 510 if (be16_to_cpu(cmdcode) == SLI_CTNS_GID_FT || 511 be16_to_cpu(cmdcode) == SLI_CTNS_GFF_ID) 512 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 513 else 514 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 515 516 if (!mp->virt) { 517 kfree(mp); 518 if (mlist) 519 lpfc_free_ct_rsp(phba, mlist); 520 return NULL; 521 } 522 523 /* Queue it to a linked list */ 524 if (!mlist) 525 mlist = mp; 526 else 527 list_add_tail(&mp->list, &mlist->list); 528 529 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 530 /* build buffer ptr list for IOCB */ 531 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 532 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 533 bpl->tus.f.bdeSize = (uint16_t) cnt; 534 bpl->tus.w = le32_to_cpu(bpl->tus.w); 535 bpl++; 536 537 i++; 538 size -= cnt; 539 } 540 541 *entries = i; 542 return mlist; 543 } 544 545 int 546 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 547 { 548 struct lpfc_dmabuf *buf_ptr; 549 550 /* IOCBQ job structure gets cleaned during release. Just release 551 * the dma buffers here. 552 */ 553 if (ctiocb->cmd_dmabuf) { 554 buf_ptr = ctiocb->cmd_dmabuf; 555 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 556 kfree(buf_ptr); 557 ctiocb->cmd_dmabuf = NULL; 558 } 559 if (ctiocb->rsp_dmabuf) { 560 lpfc_free_ct_rsp(phba, ctiocb->rsp_dmabuf); 561 ctiocb->rsp_dmabuf = NULL; 562 } 563 564 if (ctiocb->bpl_dmabuf) { 565 buf_ptr = ctiocb->bpl_dmabuf; 566 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 567 kfree(buf_ptr); 568 ctiocb->bpl_dmabuf = NULL; 569 } 570 lpfc_sli_release_iocbq(phba, ctiocb); 571 return 0; 572 } 573 574 /* 575 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer 576 * @vport: pointer to a host virtual N_Port data structure. 577 * @bmp: Pointer to BPL for SLI command 578 * @inp: Pointer to data buffer for response data. 579 * @outp: Pointer to data buffer that hold the CT command. 580 * @cmpl: completion routine to call when command completes 581 * @ndlp: Destination NPort nodelist entry 582 * 583 * This function as the final part for issuing a CT command. 584 */ 585 static int 586 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 587 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 588 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *, 589 struct lpfc_iocbq *), 590 struct lpfc_nodelist *ndlp, uint32_t event_tag, uint32_t num_entry, 591 uint32_t tmo, uint8_t retry) 592 { 593 struct lpfc_hba *phba = vport->phba; 594 struct lpfc_iocbq *geniocb; 595 int rc; 596 u16 ulp_context; 597 598 /* Allocate buffer for command iocb */ 599 geniocb = lpfc_sli_get_iocbq(phba); 600 601 if (geniocb == NULL) 602 return 1; 603 604 /* Update the num_entry bde count */ 605 geniocb->num_bdes = num_entry; 606 607 geniocb->bpl_dmabuf = bmp; 608 609 /* Save for completion so we can release these resources */ 610 geniocb->cmd_dmabuf = inp; 611 geniocb->rsp_dmabuf = outp; 612 613 geniocb->event_tag = event_tag; 614 615 if (!tmo) { 616 /* FC spec states we need 3 * ratov for CT requests */ 617 tmo = (3 * phba->fc_ratov); 618 } 619 620 if (phba->sli_rev == LPFC_SLI_REV4) 621 ulp_context = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]; 622 else 623 ulp_context = ndlp->nlp_rpi; 624 625 lpfc_sli_prep_gen_req(phba, geniocb, bmp, ulp_context, num_entry, tmo); 626 627 /* Issue GEN REQ IOCB for NPORT <did> */ 628 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 629 "0119 Issue GEN REQ IOCB to NPORT x%x " 630 "Data: x%x x%x\n", 631 ndlp->nlp_DID, geniocb->iotag, 632 vport->port_state); 633 geniocb->cmd_cmpl = cmpl; 634 geniocb->drvrTimeout = tmo + LPFC_DRVR_TIMEOUT; 635 geniocb->vport = vport; 636 geniocb->retry = retry; 637 geniocb->ndlp = lpfc_nlp_get(ndlp); 638 if (!geniocb->ndlp) 639 goto out; 640 641 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0); 642 if (rc == IOCB_ERROR) { 643 lpfc_nlp_put(ndlp); 644 goto out; 645 } 646 647 return 0; 648 out: 649 lpfc_sli_release_iocbq(phba, geniocb); 650 return 1; 651 } 652 653 /* 654 * lpfc_ct_cmd - Build and issue a CT command 655 * @vport: pointer to a host virtual N_Port data structure. 656 * @inmp: Pointer to data buffer for response data. 657 * @bmp: Pointer to BPL for SLI command 658 * @ndlp: Destination NPort nodelist entry 659 * @cmpl: completion routine to call when command completes 660 * 661 * This function is called for issuing a CT command. 662 */ 663 static int 664 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 665 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 666 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 667 struct lpfc_iocbq *), 668 uint32_t rsp_size, uint8_t retry) 669 { 670 struct lpfc_hba *phba = vport->phba; 671 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 672 struct lpfc_dmabuf *outmp; 673 int cnt = 0, status; 674 __be16 cmdcode = ((struct lpfc_sli_ct_request *)inmp->virt)-> 675 CommandResponse.bits.CmdRsp; 676 677 bpl++; /* Skip past ct request */ 678 679 /* Put buffer(s) for ct rsp in bpl */ 680 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 681 if (!outmp) 682 return -ENOMEM; 683 /* 684 * Form the CT IOCB. The total number of BDEs in this IOCB 685 * is the single command plus response count from 686 * lpfc_alloc_ct_rsp. 687 */ 688 cnt += 1; 689 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 690 phba->fc_eventTag, cnt, 0, retry); 691 if (status) { 692 lpfc_free_ct_rsp(phba, outmp); 693 return -ENOMEM; 694 } 695 return 0; 696 } 697 698 struct lpfc_vport * 699 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 700 struct lpfc_vport *vport_curr; 701 unsigned long flags; 702 703 spin_lock_irqsave(&phba->port_list_lock, flags); 704 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 705 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 706 spin_unlock_irqrestore(&phba->port_list_lock, flags); 707 return vport_curr; 708 } 709 } 710 spin_unlock_irqrestore(&phba->port_list_lock, flags); 711 return NULL; 712 } 713 714 static void 715 lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 716 { 717 struct lpfc_nodelist *ndlp; 718 719 if ((vport->port_type != LPFC_NPIV_PORT) || 720 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) { 721 722 ndlp = lpfc_setup_disc_node(vport, Did); 723 724 if (ndlp) { 725 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 726 "Parse GID_FTrsp: did:x%x flg:x%x x%x", 727 Did, ndlp->nlp_flag, vport->fc_flag); 728 729 /* By default, the driver expects to support FCP FC4 */ 730 if (fc4_type == FC_TYPE_FCP) 731 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 732 733 if (fc4_type == FC_TYPE_NVME) 734 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 735 736 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 737 "0238 Process x%06x NameServer Rsp " 738 "Data: x%x x%x x%x x%x x%x\n", Did, 739 ndlp->nlp_flag, ndlp->nlp_fc4_type, 740 ndlp->nlp_state, vport->fc_flag, 741 vport->fc_rscn_id_cnt); 742 743 /* if ndlp needs to be discovered and prior 744 * state of ndlp hit devloss, change state to 745 * allow rediscovery. 746 */ 747 if (ndlp->nlp_flag & NLP_NPR_2B_DISC && 748 ndlp->nlp_state == NLP_STE_UNUSED_NODE) { 749 lpfc_nlp_set_state(vport, ndlp, 750 NLP_STE_NPR_NODE); 751 } 752 } else { 753 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 754 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d", 755 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 756 757 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 758 "0239 Skip x%06x NameServer Rsp " 759 "Data: x%x x%x x%px\n", 760 Did, vport->fc_flag, 761 vport->fc_rscn_id_cnt, ndlp); 762 } 763 } else { 764 if (!(vport->fc_flag & FC_RSCN_MODE) || 765 lpfc_rscn_payload_check(vport, Did)) { 766 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 767 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d", 768 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 769 770 /* 771 * This NPortID was previously a FCP/NVMe target, 772 * Don't even bother to send GFF_ID. 773 */ 774 ndlp = lpfc_findnode_did(vport, Did); 775 if (ndlp && 776 (ndlp->nlp_type & 777 (NLP_FCP_TARGET | NLP_NVME_TARGET))) { 778 if (fc4_type == FC_TYPE_FCP) 779 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 780 if (fc4_type == FC_TYPE_NVME) 781 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 782 lpfc_setup_disc_node(vport, Did); 783 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 784 0, Did) == 0) 785 vport->num_disc_nodes++; 786 else 787 lpfc_setup_disc_node(vport, Did); 788 } else { 789 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 790 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d", 791 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 792 793 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 794 "0245 Skip x%06x NameServer Rsp " 795 "Data: x%x x%x\n", Did, 796 vport->fc_flag, 797 vport->fc_rscn_id_cnt); 798 } 799 } 800 } 801 802 static void 803 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 804 { 805 struct lpfc_hba *phba = vport->phba; 806 struct lpfc_nodelist *ndlp = NULL; 807 char *str; 808 809 if (phba->cfg_ns_query == LPFC_NS_QUERY_GID_FT) 810 str = "GID_FT"; 811 else 812 str = "GID_PT"; 813 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 814 "6430 Process %s rsp for %08x type %x %s %s\n", 815 str, Did, fc4_type, 816 (fc4_type == FC_TYPE_FCP) ? "FCP" : " ", 817 (fc4_type == FC_TYPE_NVME) ? "NVME" : " "); 818 /* 819 * To conserve rpi's, filter out addresses for other 820 * vports on the same physical HBAs. 821 */ 822 if (Did != vport->fc_myDID && 823 (!lpfc_find_vport_by_did(phba, Did) || 824 vport->cfg_peer_port_login)) { 825 if (!phba->nvmet_support) { 826 /* FCPI/NVMEI path. Process Did */ 827 lpfc_prep_node_fc4type(vport, Did, fc4_type); 828 return; 829 } 830 /* NVMET path. NVMET only cares about NVMEI nodes. */ 831 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 832 if (ndlp->nlp_type != NLP_NVME_INITIATOR || 833 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 834 continue; 835 spin_lock_irq(&ndlp->lock); 836 if (ndlp->nlp_DID == Did) 837 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 838 else 839 ndlp->nlp_flag |= NLP_NVMET_RECOV; 840 spin_unlock_irq(&ndlp->lock); 841 } 842 } 843 } 844 845 static int 846 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type, 847 uint32_t Size) 848 { 849 struct lpfc_sli_ct_request *Response = 850 (struct lpfc_sli_ct_request *) mp->virt; 851 struct lpfc_dmabuf *mlast, *next_mp; 852 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 853 uint32_t Did, CTentry; 854 int Cnt; 855 struct list_head head; 856 struct lpfc_nodelist *ndlp = NULL; 857 858 lpfc_set_disctmo(vport); 859 vport->num_disc_nodes = 0; 860 vport->fc_ns_retry = 0; 861 862 863 list_add_tail(&head, &mp->list); 864 list_for_each_entry_safe(mp, next_mp, &head, list) { 865 mlast = mp; 866 867 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 868 869 Size -= Cnt; 870 871 if (!ctptr) { 872 ctptr = (uint32_t *) mlast->virt; 873 } else 874 Cnt -= 16; /* subtract length of CT header */ 875 876 /* Loop through entire NameServer list of DIDs */ 877 while (Cnt >= sizeof(uint32_t)) { 878 /* Get next DID from NameServer List */ 879 CTentry = *ctptr++; 880 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 881 lpfc_ns_rsp_audit_did(vport, Did, fc4_type); 882 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 883 goto nsout1; 884 885 Cnt -= sizeof(uint32_t); 886 } 887 ctptr = NULL; 888 889 } 890 891 /* All GID_FT entries processed. If the driver is running in 892 * in target mode, put impacted nodes into recovery and drop 893 * the RPI to flush outstanding IO. 894 */ 895 if (vport->phba->nvmet_support) { 896 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 897 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV)) 898 continue; 899 lpfc_disc_state_machine(vport, ndlp, NULL, 900 NLP_EVT_DEVICE_RECOVERY); 901 spin_lock_irq(&ndlp->lock); 902 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 903 spin_unlock_irq(&ndlp->lock); 904 } 905 } 906 907 nsout1: 908 list_del(&head); 909 return 0; 910 } 911 912 static void 913 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 914 struct lpfc_iocbq *rspiocb) 915 { 916 struct lpfc_vport *vport = cmdiocb->vport; 917 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 918 struct lpfc_dmabuf *outp; 919 struct lpfc_dmabuf *inp; 920 struct lpfc_sli_ct_request *CTrsp; 921 struct lpfc_sli_ct_request *CTreq; 922 struct lpfc_nodelist *ndlp; 923 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 924 u32 ulp_word4 = get_job_word4(phba, rspiocb); 925 int rc, type; 926 927 /* First save ndlp, before we overwrite it */ 928 ndlp = cmdiocb->ndlp; 929 930 /* we pass cmdiocb to state machine which needs rspiocb as well */ 931 cmdiocb->rsp_iocb = rspiocb; 932 inp = cmdiocb->cmd_dmabuf; 933 outp = cmdiocb->rsp_dmabuf; 934 935 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 936 "GID_FT cmpl: status:x%x/x%x rtry:%d", 937 ulp_status, ulp_word4, vport->fc_ns_retry); 938 939 /* Ignore response if link flipped after this request was made */ 940 if (cmdiocb->event_tag != phba->fc_eventTag) { 941 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 942 "9043 Event tag mismatch. Ignoring NS rsp\n"); 943 goto out; 944 } 945 946 /* Don't bother processing response if vport is being torn down. */ 947 if (vport->load_flag & FC_UNLOADING) { 948 if (vport->fc_flag & FC_RSCN_MODE) 949 lpfc_els_flush_rscn(vport); 950 goto out; 951 } 952 953 if (lpfc_els_chk_latt(vport)) { 954 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 955 "0216 Link event during NS query\n"); 956 if (vport->fc_flag & FC_RSCN_MODE) 957 lpfc_els_flush_rscn(vport); 958 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 959 goto out; 960 } 961 if (lpfc_error_lost_link(vport, ulp_status, ulp_word4)) { 962 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 963 "0226 NS query failed due to link event: " 964 "ulp_status x%x ulp_word4 x%x fc_flag x%x " 965 "port_state x%x gidft_inp x%x\n", 966 ulp_status, ulp_word4, vport->fc_flag, 967 vport->port_state, vport->gidft_inp); 968 if (vport->fc_flag & FC_RSCN_MODE) 969 lpfc_els_flush_rscn(vport); 970 if (vport->gidft_inp) 971 vport->gidft_inp--; 972 goto out; 973 } 974 975 spin_lock_irq(shost->host_lock); 976 if (vport->fc_flag & FC_RSCN_DEFERRED) { 977 vport->fc_flag &= ~FC_RSCN_DEFERRED; 978 spin_unlock_irq(shost->host_lock); 979 980 /* This is a GID_FT completing so the gidft_inp counter was 981 * incremented before the GID_FT was issued to the wire. 982 */ 983 if (vport->gidft_inp) 984 vport->gidft_inp--; 985 986 /* 987 * Skip processing the NS response 988 * Re-issue the NS cmd 989 */ 990 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 991 "0151 Process Deferred RSCN Data: x%x x%x\n", 992 vport->fc_flag, vport->fc_rscn_id_cnt); 993 lpfc_els_handle_rscn(vport); 994 995 goto out; 996 } 997 spin_unlock_irq(shost->host_lock); 998 999 if (ulp_status) { 1000 /* Check for retry */ 1001 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 1002 if (ulp_status != IOSTAT_LOCAL_REJECT || 1003 (ulp_word4 & IOERR_PARAM_MASK) != 1004 IOERR_NO_RESOURCES) 1005 vport->fc_ns_retry++; 1006 1007 type = lpfc_get_gidft_type(vport, cmdiocb); 1008 if (type == 0) 1009 goto out; 1010 1011 /* CT command is being retried */ 1012 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 1013 vport->fc_ns_retry, type); 1014 if (rc == 0) 1015 goto out; 1016 else { /* Unable to send NS cmd */ 1017 if (vport->gidft_inp) 1018 vport->gidft_inp--; 1019 } 1020 } 1021 if (vport->fc_flag & FC_RSCN_MODE) 1022 lpfc_els_flush_rscn(vport); 1023 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1024 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1025 "0257 GID_FT Query error: 0x%x 0x%x\n", 1026 ulp_status, vport->fc_ns_retry); 1027 } else { 1028 /* Good status, continue checking */ 1029 CTreq = (struct lpfc_sli_ct_request *) inp->virt; 1030 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1031 if (CTrsp->CommandResponse.bits.CmdRsp == 1032 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 1033 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1034 "0208 NameServer Rsp Data: x%x x%x " 1035 "x%x x%x sz x%x\n", 1036 vport->fc_flag, 1037 CTreq->un.gid.Fc4Type, 1038 vport->num_disc_nodes, 1039 vport->gidft_inp, 1040 get_job_data_placed(phba, rspiocb)); 1041 1042 lpfc_ns_rsp(vport, 1043 outp, 1044 CTreq->un.gid.Fc4Type, 1045 get_job_data_placed(phba, rspiocb)); 1046 } else if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1047 SLI_CT_RESPONSE_FS_RJT) { 1048 /* NameServer Rsp Error */ 1049 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 1050 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 1051 lpfc_printf_vlog(vport, KERN_INFO, 1052 LOG_DISCOVERY, 1053 "0269 No NameServer Entries " 1054 "Data: x%x x%x x%x x%x\n", 1055 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1056 (uint32_t) CTrsp->ReasonCode, 1057 (uint32_t) CTrsp->Explanation, 1058 vport->fc_flag); 1059 1060 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1061 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 1062 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1063 (uint32_t) CTrsp->ReasonCode, 1064 (uint32_t) CTrsp->Explanation); 1065 } else { 1066 lpfc_printf_vlog(vport, KERN_INFO, 1067 LOG_DISCOVERY, 1068 "0240 NameServer Rsp Error " 1069 "Data: x%x x%x x%x x%x\n", 1070 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1071 (uint32_t) CTrsp->ReasonCode, 1072 (uint32_t) CTrsp->Explanation, 1073 vport->fc_flag); 1074 1075 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1076 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1077 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1078 (uint32_t) CTrsp->ReasonCode, 1079 (uint32_t) CTrsp->Explanation); 1080 } 1081 1082 1083 } else { 1084 /* NameServer Rsp Error */ 1085 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1086 "0241 NameServer Rsp Error " 1087 "Data: x%x x%x x%x x%x\n", 1088 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1089 (uint32_t) CTrsp->ReasonCode, 1090 (uint32_t) CTrsp->Explanation, 1091 vport->fc_flag); 1092 1093 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1094 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1095 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1096 (uint32_t) CTrsp->ReasonCode, 1097 (uint32_t) CTrsp->Explanation); 1098 } 1099 if (vport->gidft_inp) 1100 vport->gidft_inp--; 1101 } 1102 1103 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1104 "4216 GID_FT cmpl inp %d disc %d\n", 1105 vport->gidft_inp, vport->num_disc_nodes); 1106 1107 /* Link up / RSCN discovery */ 1108 if ((vport->num_disc_nodes == 0) && 1109 (vport->gidft_inp == 0)) { 1110 /* 1111 * The driver has cycled through all Nports in the RSCN payload. 1112 * Complete the handling by cleaning up and marking the 1113 * current driver state. 1114 */ 1115 if (vport->port_state >= LPFC_DISC_AUTH) { 1116 if (vport->fc_flag & FC_RSCN_MODE) { 1117 lpfc_els_flush_rscn(vport); 1118 spin_lock_irq(shost->host_lock); 1119 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1120 spin_unlock_irq(shost->host_lock); 1121 } 1122 else 1123 lpfc_els_flush_rscn(vport); 1124 } 1125 1126 lpfc_disc_start(vport); 1127 } 1128 out: 1129 lpfc_ct_free_iocb(phba, cmdiocb); 1130 lpfc_nlp_put(ndlp); 1131 return; 1132 } 1133 1134 static void 1135 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1136 struct lpfc_iocbq *rspiocb) 1137 { 1138 struct lpfc_vport *vport = cmdiocb->vport; 1139 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 1140 struct lpfc_dmabuf *outp; 1141 struct lpfc_dmabuf *inp; 1142 struct lpfc_sli_ct_request *CTrsp; 1143 struct lpfc_sli_ct_request *CTreq; 1144 struct lpfc_nodelist *ndlp; 1145 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1146 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1147 int rc; 1148 1149 /* First save ndlp, before we overwrite it */ 1150 ndlp = cmdiocb->ndlp; 1151 1152 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1153 cmdiocb->rsp_iocb = rspiocb; 1154 inp = cmdiocb->cmd_dmabuf; 1155 outp = cmdiocb->rsp_dmabuf; 1156 1157 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1158 "GID_PT cmpl: status:x%x/x%x rtry:%d", 1159 ulp_status, ulp_word4, 1160 vport->fc_ns_retry); 1161 1162 /* Ignore response if link flipped after this request was made */ 1163 if (cmdiocb->event_tag != phba->fc_eventTag) { 1164 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1165 "9044 Event tag mismatch. Ignoring NS rsp\n"); 1166 goto out; 1167 } 1168 1169 /* Don't bother processing response if vport is being torn down. */ 1170 if (vport->load_flag & FC_UNLOADING) { 1171 if (vport->fc_flag & FC_RSCN_MODE) 1172 lpfc_els_flush_rscn(vport); 1173 goto out; 1174 } 1175 1176 if (lpfc_els_chk_latt(vport)) { 1177 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1178 "4108 Link event during NS query\n"); 1179 if (vport->fc_flag & FC_RSCN_MODE) 1180 lpfc_els_flush_rscn(vport); 1181 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1182 goto out; 1183 } 1184 if (lpfc_error_lost_link(vport, ulp_status, ulp_word4)) { 1185 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1186 "4166 NS query failed due to link event: " 1187 "ulp_status x%x ulp_word4 x%x fc_flag x%x " 1188 "port_state x%x gidft_inp x%x\n", 1189 ulp_status, ulp_word4, vport->fc_flag, 1190 vport->port_state, vport->gidft_inp); 1191 if (vport->fc_flag & FC_RSCN_MODE) 1192 lpfc_els_flush_rscn(vport); 1193 if (vport->gidft_inp) 1194 vport->gidft_inp--; 1195 goto out; 1196 } 1197 1198 spin_lock_irq(shost->host_lock); 1199 if (vport->fc_flag & FC_RSCN_DEFERRED) { 1200 vport->fc_flag &= ~FC_RSCN_DEFERRED; 1201 spin_unlock_irq(shost->host_lock); 1202 1203 /* This is a GID_PT completing so the gidft_inp counter was 1204 * incremented before the GID_PT was issued to the wire. 1205 */ 1206 if (vport->gidft_inp) 1207 vport->gidft_inp--; 1208 1209 /* 1210 * Skip processing the NS response 1211 * Re-issue the NS cmd 1212 */ 1213 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 1214 "4167 Process Deferred RSCN Data: x%x x%x\n", 1215 vport->fc_flag, vport->fc_rscn_id_cnt); 1216 lpfc_els_handle_rscn(vport); 1217 1218 goto out; 1219 } 1220 spin_unlock_irq(shost->host_lock); 1221 1222 if (ulp_status) { 1223 /* Check for retry */ 1224 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 1225 if (ulp_status != IOSTAT_LOCAL_REJECT || 1226 (ulp_word4 & IOERR_PARAM_MASK) != 1227 IOERR_NO_RESOURCES) 1228 vport->fc_ns_retry++; 1229 1230 /* CT command is being retried */ 1231 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT, 1232 vport->fc_ns_retry, GID_PT_N_PORT); 1233 if (rc == 0) 1234 goto out; 1235 else { /* Unable to send NS cmd */ 1236 if (vport->gidft_inp) 1237 vport->gidft_inp--; 1238 } 1239 } 1240 if (vport->fc_flag & FC_RSCN_MODE) 1241 lpfc_els_flush_rscn(vport); 1242 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1243 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1244 "4103 GID_FT Query error: 0x%x 0x%x\n", 1245 ulp_status, vport->fc_ns_retry); 1246 } else { 1247 /* Good status, continue checking */ 1248 CTreq = (struct lpfc_sli_ct_request *)inp->virt; 1249 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1250 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1251 SLI_CT_RESPONSE_FS_ACC) { 1252 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1253 "4105 NameServer Rsp Data: x%x x%x " 1254 "x%x x%x sz x%x\n", 1255 vport->fc_flag, 1256 CTreq->un.gid.Fc4Type, 1257 vport->num_disc_nodes, 1258 vport->gidft_inp, 1259 get_job_data_placed(phba, rspiocb)); 1260 1261 lpfc_ns_rsp(vport, 1262 outp, 1263 CTreq->un.gid.Fc4Type, 1264 get_job_data_placed(phba, rspiocb)); 1265 } else if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1266 SLI_CT_RESPONSE_FS_RJT) { 1267 /* NameServer Rsp Error */ 1268 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 1269 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 1270 lpfc_printf_vlog( 1271 vport, KERN_INFO, LOG_DISCOVERY, 1272 "4106 No NameServer Entries " 1273 "Data: x%x x%x x%x x%x\n", 1274 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1275 (uint32_t)CTrsp->ReasonCode, 1276 (uint32_t)CTrsp->Explanation, 1277 vport->fc_flag); 1278 1279 lpfc_debugfs_disc_trc( 1280 vport, LPFC_DISC_TRC_CT, 1281 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x", 1282 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1283 (uint32_t)CTrsp->ReasonCode, 1284 (uint32_t)CTrsp->Explanation); 1285 } else { 1286 lpfc_printf_vlog( 1287 vport, KERN_INFO, LOG_DISCOVERY, 1288 "4107 NameServer Rsp Error " 1289 "Data: x%x x%x x%x x%x\n", 1290 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1291 (uint32_t)CTrsp->ReasonCode, 1292 (uint32_t)CTrsp->Explanation, 1293 vport->fc_flag); 1294 1295 lpfc_debugfs_disc_trc( 1296 vport, LPFC_DISC_TRC_CT, 1297 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1298 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1299 (uint32_t)CTrsp->ReasonCode, 1300 (uint32_t)CTrsp->Explanation); 1301 } 1302 } else { 1303 /* NameServer Rsp Error */ 1304 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1305 "4109 NameServer Rsp Error " 1306 "Data: x%x x%x x%x x%x\n", 1307 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1308 (uint32_t)CTrsp->ReasonCode, 1309 (uint32_t)CTrsp->Explanation, 1310 vport->fc_flag); 1311 1312 lpfc_debugfs_disc_trc( 1313 vport, LPFC_DISC_TRC_CT, 1314 "GID_PT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1315 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1316 (uint32_t)CTrsp->ReasonCode, 1317 (uint32_t)CTrsp->Explanation); 1318 } 1319 if (vport->gidft_inp) 1320 vport->gidft_inp--; 1321 } 1322 1323 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1324 "6450 GID_PT cmpl inp %d disc %d\n", 1325 vport->gidft_inp, vport->num_disc_nodes); 1326 1327 /* Link up / RSCN discovery */ 1328 if ((vport->num_disc_nodes == 0) && 1329 (vport->gidft_inp == 0)) { 1330 /* 1331 * The driver has cycled through all Nports in the RSCN payload. 1332 * Complete the handling by cleaning up and marking the 1333 * current driver state. 1334 */ 1335 if (vport->port_state >= LPFC_DISC_AUTH) { 1336 if (vport->fc_flag & FC_RSCN_MODE) { 1337 lpfc_els_flush_rscn(vport); 1338 spin_lock_irq(shost->host_lock); 1339 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1340 spin_unlock_irq(shost->host_lock); 1341 } else { 1342 lpfc_els_flush_rscn(vport); 1343 } 1344 } 1345 1346 lpfc_disc_start(vport); 1347 } 1348 out: 1349 lpfc_ct_free_iocb(phba, cmdiocb); 1350 lpfc_nlp_put(ndlp); 1351 } 1352 1353 static void 1354 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1355 struct lpfc_iocbq *rspiocb) 1356 { 1357 struct lpfc_vport *vport = cmdiocb->vport; 1358 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 1359 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 1360 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 1361 struct lpfc_sli_ct_request *CTrsp; 1362 int did, rc, retry; 1363 uint8_t fbits; 1364 struct lpfc_nodelist *ndlp = NULL, *free_ndlp = NULL; 1365 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1366 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1367 1368 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 1369 did = be32_to_cpu(did); 1370 1371 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1372 "GFF_ID cmpl: status:x%x/x%x did:x%x", 1373 ulp_status, ulp_word4, did); 1374 1375 /* Ignore response if link flipped after this request was made */ 1376 if (cmdiocb->event_tag != phba->fc_eventTag) { 1377 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1378 "9045 Event tag mismatch. Ignoring NS rsp\n"); 1379 goto iocb_free; 1380 } 1381 1382 if (ulp_status == IOSTAT_SUCCESS) { 1383 /* Good status, continue checking */ 1384 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1385 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 1386 1387 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1388 "6431 Process GFF_ID rsp for %08x " 1389 "fbits %02x %s %s\n", 1390 did, fbits, 1391 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ", 1392 (fbits & FC4_FEATURE_TARGET) ? "Target" : " "); 1393 1394 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1395 SLI_CT_RESPONSE_FS_ACC) { 1396 if ((fbits & FC4_FEATURE_INIT) && 1397 !(fbits & FC4_FEATURE_TARGET)) { 1398 lpfc_printf_vlog(vport, KERN_INFO, 1399 LOG_DISCOVERY, 1400 "0270 Skip x%x GFF " 1401 "NameServer Rsp Data: (init) " 1402 "x%x x%x\n", did, fbits, 1403 vport->fc_rscn_id_cnt); 1404 goto out; 1405 } 1406 } 1407 } 1408 else { 1409 /* Check for retry */ 1410 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 1411 retry = 1; 1412 if (ulp_status == IOSTAT_LOCAL_REJECT) { 1413 switch ((ulp_word4 & 1414 IOERR_PARAM_MASK)) { 1415 1416 case IOERR_NO_RESOURCES: 1417 /* We don't increment the retry 1418 * count for this case. 1419 */ 1420 break; 1421 case IOERR_LINK_DOWN: 1422 case IOERR_SLI_ABORTED: 1423 case IOERR_SLI_DOWN: 1424 retry = 0; 1425 break; 1426 default: 1427 cmdiocb->retry++; 1428 } 1429 } 1430 else 1431 cmdiocb->retry++; 1432 1433 if (retry) { 1434 /* CT command is being retried */ 1435 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 1436 cmdiocb->retry, did); 1437 if (rc == 0) { 1438 /* success */ 1439 free_ndlp = cmdiocb->ndlp; 1440 lpfc_ct_free_iocb(phba, cmdiocb); 1441 lpfc_nlp_put(free_ndlp); 1442 return; 1443 } 1444 } 1445 } 1446 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1447 "0267 NameServer GFF Rsp " 1448 "x%x Error (%d %d) Data: x%x x%x\n", 1449 did, ulp_status, ulp_word4, 1450 vport->fc_flag, vport->fc_rscn_id_cnt); 1451 } 1452 1453 /* This is a target port, unregistered port, or the GFF_ID failed */ 1454 ndlp = lpfc_setup_disc_node(vport, did); 1455 if (ndlp) { 1456 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1457 "0242 Process x%x GFF " 1458 "NameServer Rsp Data: x%x x%x x%x\n", 1459 did, ndlp->nlp_flag, vport->fc_flag, 1460 vport->fc_rscn_id_cnt); 1461 } else { 1462 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1463 "0243 Skip x%x GFF " 1464 "NameServer Rsp Data: x%x x%x\n", did, 1465 vport->fc_flag, vport->fc_rscn_id_cnt); 1466 } 1467 out: 1468 /* Link up / RSCN discovery */ 1469 if (vport->num_disc_nodes) 1470 vport->num_disc_nodes--; 1471 1472 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1473 "6451 GFF_ID cmpl inp %d disc %d\n", 1474 vport->gidft_inp, vport->num_disc_nodes); 1475 1476 if (vport->num_disc_nodes == 0) { 1477 /* 1478 * The driver has cycled through all Nports in the RSCN payload. 1479 * Complete the handling by cleaning up and marking the 1480 * current driver state. 1481 */ 1482 if (vport->port_state >= LPFC_DISC_AUTH) { 1483 if (vport->fc_flag & FC_RSCN_MODE) { 1484 lpfc_els_flush_rscn(vport); 1485 spin_lock_irq(shost->host_lock); 1486 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1487 spin_unlock_irq(shost->host_lock); 1488 } 1489 else 1490 lpfc_els_flush_rscn(vport); 1491 } 1492 lpfc_disc_start(vport); 1493 } 1494 1495 iocb_free: 1496 free_ndlp = cmdiocb->ndlp; 1497 lpfc_ct_free_iocb(phba, cmdiocb); 1498 lpfc_nlp_put(free_ndlp); 1499 return; 1500 } 1501 1502 static void 1503 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1504 struct lpfc_iocbq *rspiocb) 1505 { 1506 struct lpfc_vport *vport = cmdiocb->vport; 1507 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 1508 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 1509 struct lpfc_sli_ct_request *CTrsp; 1510 int did; 1511 struct lpfc_nodelist *ndlp = NULL; 1512 struct lpfc_nodelist *ns_ndlp = cmdiocb->ndlp; 1513 uint32_t fc4_data_0, fc4_data_1; 1514 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1515 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1516 1517 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId; 1518 did = be32_to_cpu(did); 1519 1520 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1521 "GFT_ID cmpl: status:x%x/x%x did:x%x", 1522 ulp_status, ulp_word4, did); 1523 1524 /* Ignore response if link flipped after this request was made */ 1525 if ((uint32_t)cmdiocb->event_tag != phba->fc_eventTag) { 1526 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1527 "9046 Event tag mismatch. Ignoring NS rsp\n"); 1528 goto out; 1529 } 1530 1531 if (ulp_status == IOSTAT_SUCCESS) { 1532 /* Good status, continue checking */ 1533 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1534 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]); 1535 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]); 1536 1537 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1538 "6432 Process GFT_ID rsp for %08x " 1539 "Data %08x %08x %s %s\n", 1540 did, fc4_data_0, fc4_data_1, 1541 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ? 1542 "FCP" : " ", 1543 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ? 1544 "NVME" : " "); 1545 1546 /* Lookup the NPort_ID queried in the GFT_ID and find the 1547 * driver's local node. It's an error if the driver 1548 * doesn't have one. 1549 */ 1550 ndlp = lpfc_findnode_did(vport, did); 1551 if (ndlp) { 1552 /* The bitmask value for FCP and NVME FCP types is 1553 * the same because they are 32 bits distant from 1554 * each other in word0 and word0. 1555 */ 1556 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) 1557 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 1558 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) 1559 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 1560 lpfc_printf_vlog(vport, KERN_INFO, 1561 LOG_DISCOVERY | LOG_NODE, 1562 "3064 Setting ndlp x%px, DID x%06x " 1563 "with FC4 x%08x, Data: x%08x x%08x " 1564 "%d\n", 1565 ndlp, did, ndlp->nlp_fc4_type, 1566 FC_TYPE_FCP, FC_TYPE_NVME, 1567 ndlp->nlp_state); 1568 1569 if (ndlp->nlp_state == NLP_STE_REG_LOGIN_ISSUE && 1570 ndlp->nlp_fc4_type) { 1571 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1572 /* This is a fabric topology so if discovery 1573 * started with an unsolicited PLOGI, don't 1574 * send a PRLI. Targets don't issue PLOGI or 1575 * PRLI when acting as a target. Likely this is 1576 * an initiator function. 1577 */ 1578 if (!(ndlp->nlp_flag & NLP_RCV_PLOGI)) { 1579 lpfc_nlp_set_state(vport, ndlp, 1580 NLP_STE_PRLI_ISSUE); 1581 lpfc_issue_els_prli(vport, ndlp, 0); 1582 } 1583 } else if (!ndlp->nlp_fc4_type) { 1584 /* If fc4 type is still unknown, then LOGO */ 1585 lpfc_printf_vlog(vport, KERN_INFO, 1586 LOG_DISCOVERY | LOG_NODE, 1587 "6443 Sending LOGO ndlp x%px," 1588 "DID x%06x with fc4_type: " 1589 "x%08x, state: %d\n", 1590 ndlp, did, ndlp->nlp_fc4_type, 1591 ndlp->nlp_state); 1592 lpfc_issue_els_logo(vport, ndlp, 0); 1593 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1594 lpfc_nlp_set_state(vport, ndlp, 1595 NLP_STE_NPR_NODE); 1596 } 1597 } 1598 } else 1599 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1600 "3065 GFT_ID failed x%08x\n", ulp_status); 1601 1602 out: 1603 lpfc_ct_free_iocb(phba, cmdiocb); 1604 lpfc_nlp_put(ns_ndlp); 1605 } 1606 1607 static void 1608 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1609 struct lpfc_iocbq *rspiocb) 1610 { 1611 struct lpfc_vport *vport = cmdiocb->vport; 1612 struct lpfc_dmabuf *inp; 1613 struct lpfc_dmabuf *outp; 1614 struct lpfc_sli_ct_request *CTrsp; 1615 struct lpfc_nodelist *ndlp; 1616 int cmdcode, rc; 1617 uint8_t retry; 1618 uint32_t latt; 1619 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1620 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1621 1622 /* First save ndlp, before we overwrite it */ 1623 ndlp = cmdiocb->ndlp; 1624 1625 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1626 cmdiocb->rsp_iocb = rspiocb; 1627 1628 inp = cmdiocb->cmd_dmabuf; 1629 outp = cmdiocb->rsp_dmabuf; 1630 1631 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 1632 CommandResponse.bits.CmdRsp); 1633 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1634 1635 latt = lpfc_els_chk_latt(vport); 1636 1637 /* RFT request completes status <ulp_status> CmdRsp <CmdRsp> */ 1638 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1639 "0209 CT Request completes, latt %d, " 1640 "ulp_status x%x CmdRsp x%x, Context x%x, Tag x%x\n", 1641 latt, ulp_status, 1642 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1643 get_job_ulpcontext(phba, cmdiocb), cmdiocb->iotag); 1644 1645 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1646 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 1647 ulp_status, ulp_word4, cmdcode); 1648 1649 if (ulp_status) { 1650 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1651 "0268 NS cmd x%x Error (x%x x%x)\n", 1652 cmdcode, ulp_status, ulp_word4); 1653 1654 if (ulp_status == IOSTAT_LOCAL_REJECT && 1655 (((ulp_word4 & IOERR_PARAM_MASK) == 1656 IOERR_SLI_DOWN) || 1657 ((ulp_word4 & IOERR_PARAM_MASK) == 1658 IOERR_SLI_ABORTED))) 1659 goto out; 1660 1661 retry = cmdiocb->retry; 1662 if (retry >= LPFC_MAX_NS_RETRY) 1663 goto out; 1664 1665 retry++; 1666 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1667 "0250 Retrying NS cmd %x\n", cmdcode); 1668 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 1669 if (rc == 0) 1670 goto out; 1671 } 1672 1673 out: 1674 lpfc_ct_free_iocb(phba, cmdiocb); 1675 lpfc_nlp_put(ndlp); 1676 return; 1677 } 1678 1679 static void 1680 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1681 struct lpfc_iocbq *rspiocb) 1682 { 1683 struct lpfc_vport *vport = cmdiocb->vport; 1684 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1685 1686 if (ulp_status == IOSTAT_SUCCESS) { 1687 struct lpfc_dmabuf *outp; 1688 struct lpfc_sli_ct_request *CTrsp; 1689 1690 outp = cmdiocb->rsp_dmabuf; 1691 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1692 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1693 SLI_CT_RESPONSE_FS_ACC) 1694 vport->ct_flags |= FC_CT_RFT_ID; 1695 } 1696 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1697 return; 1698 } 1699 1700 static void 1701 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1702 struct lpfc_iocbq *rspiocb) 1703 { 1704 struct lpfc_vport *vport = cmdiocb->vport; 1705 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1706 1707 if (ulp_status == IOSTAT_SUCCESS) { 1708 struct lpfc_dmabuf *outp; 1709 struct lpfc_sli_ct_request *CTrsp; 1710 1711 outp = cmdiocb->rsp_dmabuf; 1712 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1713 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1714 SLI_CT_RESPONSE_FS_ACC) 1715 vport->ct_flags |= FC_CT_RNN_ID; 1716 } 1717 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1718 return; 1719 } 1720 1721 static void 1722 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1723 struct lpfc_iocbq *rspiocb) 1724 { 1725 struct lpfc_vport *vport = cmdiocb->vport; 1726 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1727 1728 if (ulp_status == IOSTAT_SUCCESS) { 1729 struct lpfc_dmabuf *outp; 1730 struct lpfc_sli_ct_request *CTrsp; 1731 1732 outp = cmdiocb->rsp_dmabuf; 1733 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1734 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1735 SLI_CT_RESPONSE_FS_ACC) 1736 vport->ct_flags |= FC_CT_RSPN_ID; 1737 } 1738 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1739 return; 1740 } 1741 1742 static void 1743 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1744 struct lpfc_iocbq *rspiocb) 1745 { 1746 struct lpfc_vport *vport = cmdiocb->vport; 1747 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1748 1749 if (ulp_status == IOSTAT_SUCCESS) { 1750 struct lpfc_dmabuf *outp; 1751 struct lpfc_sli_ct_request *CTrsp; 1752 1753 outp = cmdiocb->rsp_dmabuf; 1754 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1755 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1756 SLI_CT_RESPONSE_FS_ACC) 1757 vport->ct_flags |= FC_CT_RSNN_NN; 1758 } 1759 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1760 return; 1761 } 1762 1763 static void 1764 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1765 struct lpfc_iocbq *rspiocb) 1766 { 1767 struct lpfc_vport *vport = cmdiocb->vport; 1768 1769 /* even if it fails we will act as though it succeeded. */ 1770 vport->ct_flags = 0; 1771 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1772 return; 1773 } 1774 1775 static void 1776 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1777 struct lpfc_iocbq *rspiocb) 1778 { 1779 struct lpfc_vport *vport = cmdiocb->vport; 1780 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1781 1782 if (ulp_status == IOSTAT_SUCCESS) { 1783 struct lpfc_dmabuf *outp; 1784 struct lpfc_sli_ct_request *CTrsp; 1785 1786 outp = cmdiocb->rsp_dmabuf; 1787 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1788 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1789 SLI_CT_RESPONSE_FS_ACC) 1790 vport->ct_flags |= FC_CT_RFF_ID; 1791 } 1792 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1793 return; 1794 } 1795 1796 /* 1797 * Although the symbolic port name is thought to be an integer 1798 * as of January 18, 2016, leave it as a string until more of 1799 * the record state becomes defined. 1800 */ 1801 int 1802 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1803 size_t size) 1804 { 1805 int n; 1806 1807 /* 1808 * Use the lpfc board number as the Symbolic Port 1809 * Name object. NPIV is not in play so this integer 1810 * value is sufficient and unique per FC-ID. 1811 */ 1812 n = scnprintf(symbol, size, "%d", vport->phba->brd_no); 1813 return n; 1814 } 1815 1816 1817 int 1818 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1819 size_t size) 1820 { 1821 char fwrev[FW_REV_STR_SIZE] = {0}; 1822 char tmp[MAXHOSTNAMELEN] = {0}; 1823 1824 memset(symbol, 0, size); 1825 1826 scnprintf(tmp, sizeof(tmp), "Emulex %s", vport->phba->ModelName); 1827 if (strlcat(symbol, tmp, size) >= size) 1828 goto buffer_done; 1829 1830 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1831 scnprintf(tmp, sizeof(tmp), " FV%s", fwrev); 1832 if (strlcat(symbol, tmp, size) >= size) 1833 goto buffer_done; 1834 1835 scnprintf(tmp, sizeof(tmp), " DV%s", lpfc_release_version); 1836 if (strlcat(symbol, tmp, size) >= size) 1837 goto buffer_done; 1838 1839 scnprintf(tmp, sizeof(tmp), " HN:%s", vport->phba->os_host_name); 1840 if (strlcat(symbol, tmp, size) >= size) 1841 goto buffer_done; 1842 1843 /* Note :- OS name is "Linux" */ 1844 scnprintf(tmp, sizeof(tmp), " OS:%s", init_utsname()->sysname); 1845 strlcat(symbol, tmp, size); 1846 1847 buffer_done: 1848 return strnlen(symbol, size); 1849 1850 } 1851 1852 static uint32_t 1853 lpfc_find_map_node(struct lpfc_vport *vport) 1854 { 1855 struct lpfc_nodelist *ndlp, *next_ndlp; 1856 struct Scsi_Host *shost; 1857 uint32_t cnt = 0; 1858 1859 shost = lpfc_shost_from_vport(vport); 1860 spin_lock_irq(shost->host_lock); 1861 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1862 if (ndlp->nlp_type & NLP_FABRIC) 1863 continue; 1864 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1865 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1866 cnt++; 1867 } 1868 spin_unlock_irq(shost->host_lock); 1869 return cnt; 1870 } 1871 1872 /* 1873 * This routine will return the FC4 Type associated with the CT 1874 * GID_FT command. 1875 */ 1876 int 1877 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb) 1878 { 1879 struct lpfc_sli_ct_request *CtReq; 1880 struct lpfc_dmabuf *mp; 1881 uint32_t type; 1882 1883 mp = cmdiocb->cmd_dmabuf; 1884 if (mp == NULL) 1885 return 0; 1886 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 1887 type = (uint32_t)CtReq->un.gid.Fc4Type; 1888 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME)) 1889 return 0; 1890 return type; 1891 } 1892 1893 /* 1894 * lpfc_ns_cmd 1895 * Description: 1896 * Issue Cmd to NameServer 1897 * SLI_CTNS_GID_FT 1898 * LI_CTNS_RFT_ID 1899 */ 1900 int 1901 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1902 uint8_t retry, uint32_t context) 1903 { 1904 struct lpfc_nodelist * ndlp; 1905 struct lpfc_hba *phba = vport->phba; 1906 struct lpfc_dmabuf *mp, *bmp; 1907 struct lpfc_sli_ct_request *CtReq; 1908 struct ulp_bde64 *bpl; 1909 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1910 struct lpfc_iocbq *) = NULL; 1911 uint32_t *ptr; 1912 uint32_t rsp_size = 1024; 1913 size_t size; 1914 int rc = 0; 1915 1916 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1917 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1918 rc=1; 1919 goto ns_cmd_exit; 1920 } 1921 1922 /* fill in BDEs for command */ 1923 /* Allocate buffer for command payload */ 1924 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1925 if (!mp) { 1926 rc=2; 1927 goto ns_cmd_exit; 1928 } 1929 1930 INIT_LIST_HEAD(&mp->list); 1931 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1932 if (!mp->virt) { 1933 rc=3; 1934 goto ns_cmd_free_mp; 1935 } 1936 1937 /* Allocate buffer for Buffer ptr list */ 1938 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1939 if (!bmp) { 1940 rc=4; 1941 goto ns_cmd_free_mpvirt; 1942 } 1943 1944 INIT_LIST_HEAD(&bmp->list); 1945 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1946 if (!bmp->virt) { 1947 rc=5; 1948 goto ns_cmd_free_bmp; 1949 } 1950 1951 /* NameServer Req */ 1952 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1953 "0236 NameServer Req Data: x%x x%x x%x x%x\n", 1954 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt, 1955 context); 1956 1957 bpl = (struct ulp_bde64 *) bmp->virt; 1958 memset(bpl, 0, sizeof(struct ulp_bde64)); 1959 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1960 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1961 bpl->tus.f.bdeFlags = 0; 1962 if (cmdcode == SLI_CTNS_GID_FT) 1963 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1964 else if (cmdcode == SLI_CTNS_GID_PT) 1965 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1966 else if (cmdcode == SLI_CTNS_GFF_ID) 1967 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1968 else if (cmdcode == SLI_CTNS_GFT_ID) 1969 bpl->tus.f.bdeSize = GFT_REQUEST_SZ; 1970 else if (cmdcode == SLI_CTNS_RFT_ID) 1971 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1972 else if (cmdcode == SLI_CTNS_RNN_ID) 1973 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1974 else if (cmdcode == SLI_CTNS_RSPN_ID) 1975 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1976 else if (cmdcode == SLI_CTNS_RSNN_NN) 1977 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1978 else if (cmdcode == SLI_CTNS_DA_ID) 1979 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1980 else if (cmdcode == SLI_CTNS_RFF_ID) 1981 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1982 else 1983 bpl->tus.f.bdeSize = 0; 1984 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1985 1986 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1987 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1988 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1989 CtReq->RevisionId.bits.InId = 0; 1990 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1991 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1992 CtReq->CommandResponse.bits.Size = 0; 1993 switch (cmdcode) { 1994 case SLI_CTNS_GID_FT: 1995 CtReq->CommandResponse.bits.CmdRsp = 1996 cpu_to_be16(SLI_CTNS_GID_FT); 1997 CtReq->un.gid.Fc4Type = context; 1998 1999 if (vport->port_state < LPFC_NS_QRY) 2000 vport->port_state = LPFC_NS_QRY; 2001 lpfc_set_disctmo(vport); 2002 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 2003 rsp_size = FC_MAX_NS_RSP; 2004 break; 2005 2006 case SLI_CTNS_GID_PT: 2007 CtReq->CommandResponse.bits.CmdRsp = 2008 cpu_to_be16(SLI_CTNS_GID_PT); 2009 CtReq->un.gid.PortType = context; 2010 2011 if (vport->port_state < LPFC_NS_QRY) 2012 vport->port_state = LPFC_NS_QRY; 2013 lpfc_set_disctmo(vport); 2014 cmpl = lpfc_cmpl_ct_cmd_gid_pt; 2015 rsp_size = FC_MAX_NS_RSP; 2016 break; 2017 2018 case SLI_CTNS_GFF_ID: 2019 CtReq->CommandResponse.bits.CmdRsp = 2020 cpu_to_be16(SLI_CTNS_GFF_ID); 2021 CtReq->un.gff.PortId = cpu_to_be32(context); 2022 cmpl = lpfc_cmpl_ct_cmd_gff_id; 2023 break; 2024 2025 case SLI_CTNS_GFT_ID: 2026 CtReq->CommandResponse.bits.CmdRsp = 2027 cpu_to_be16(SLI_CTNS_GFT_ID); 2028 CtReq->un.gft.PortId = cpu_to_be32(context); 2029 cmpl = lpfc_cmpl_ct_cmd_gft_id; 2030 break; 2031 2032 case SLI_CTNS_RFT_ID: 2033 vport->ct_flags &= ~FC_CT_RFT_ID; 2034 CtReq->CommandResponse.bits.CmdRsp = 2035 cpu_to_be16(SLI_CTNS_RFT_ID); 2036 CtReq->un.rft.port_id = cpu_to_be32(vport->fc_myDID); 2037 2038 /* Register Application Services type if vmid enabled. */ 2039 if (phba->cfg_vmid_app_header) 2040 CtReq->un.rft.app_serv_reg = 2041 cpu_to_be32(RFT_APP_SERV_REG); 2042 2043 /* Register FC4 FCP type if enabled. */ 2044 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 2045 vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP) 2046 CtReq->un.rft.fcp_reg = cpu_to_be32(RFT_FCP_REG); 2047 2048 /* Register NVME type if enabled. */ 2049 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 2050 vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME) 2051 CtReq->un.rft.nvme_reg = cpu_to_be32(RFT_NVME_REG); 2052 2053 ptr = (uint32_t *)CtReq; 2054 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2055 "6433 Issue RFT (%s %s %s): %08x %08x %08x " 2056 "%08x %08x %08x %08x %08x\n", 2057 CtReq->un.rft.fcp_reg ? "FCP" : " ", 2058 CtReq->un.rft.nvme_reg ? "NVME" : " ", 2059 CtReq->un.rft.app_serv_reg ? "APPS" : " ", 2060 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 2061 *(ptr + 4), *(ptr + 5), 2062 *(ptr + 6), *(ptr + 7)); 2063 cmpl = lpfc_cmpl_ct_cmd_rft_id; 2064 break; 2065 2066 case SLI_CTNS_RNN_ID: 2067 vport->ct_flags &= ~FC_CT_RNN_ID; 2068 CtReq->CommandResponse.bits.CmdRsp = 2069 cpu_to_be16(SLI_CTNS_RNN_ID); 2070 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 2071 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 2072 sizeof(struct lpfc_name)); 2073 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 2074 break; 2075 2076 case SLI_CTNS_RSPN_ID: 2077 vport->ct_flags &= ~FC_CT_RSPN_ID; 2078 CtReq->CommandResponse.bits.CmdRsp = 2079 cpu_to_be16(SLI_CTNS_RSPN_ID); 2080 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 2081 size = sizeof(CtReq->un.rspn.symbname); 2082 CtReq->un.rspn.len = 2083 lpfc_vport_symbolic_port_name(vport, 2084 CtReq->un.rspn.symbname, size); 2085 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 2086 break; 2087 case SLI_CTNS_RSNN_NN: 2088 vport->ct_flags &= ~FC_CT_RSNN_NN; 2089 CtReq->CommandResponse.bits.CmdRsp = 2090 cpu_to_be16(SLI_CTNS_RSNN_NN); 2091 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 2092 sizeof(struct lpfc_name)); 2093 size = sizeof(CtReq->un.rsnn.symbname); 2094 CtReq->un.rsnn.len = 2095 lpfc_vport_symbolic_node_name(vport, 2096 CtReq->un.rsnn.symbname, size); 2097 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 2098 break; 2099 case SLI_CTNS_DA_ID: 2100 /* Implement DA_ID Nameserver request */ 2101 CtReq->CommandResponse.bits.CmdRsp = 2102 cpu_to_be16(SLI_CTNS_DA_ID); 2103 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 2104 cmpl = lpfc_cmpl_ct_cmd_da_id; 2105 break; 2106 case SLI_CTNS_RFF_ID: 2107 vport->ct_flags &= ~FC_CT_RFF_ID; 2108 CtReq->CommandResponse.bits.CmdRsp = 2109 cpu_to_be16(SLI_CTNS_RFF_ID); 2110 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 2111 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 2112 2113 /* The driver always supports FC_TYPE_FCP. However, the 2114 * caller can specify NVME (type x28) as well. But only 2115 * these that FC4 type is supported. 2116 */ 2117 if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 2118 (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) && 2119 (context == FC_TYPE_NVME)) { 2120 if ((vport == phba->pport) && phba->nvmet_support) { 2121 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET | 2122 FC4_FEATURE_NVME_DISC); 2123 lpfc_nvmet_update_targetport(phba); 2124 } else { 2125 lpfc_nvme_update_localport(vport); 2126 } 2127 CtReq->un.rff.type_code = context; 2128 2129 } else if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 2130 (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) && 2131 (context == FC_TYPE_FCP)) 2132 CtReq->un.rff.type_code = context; 2133 2134 else 2135 goto ns_cmd_free_bmpvirt; 2136 2137 ptr = (uint32_t *)CtReq; 2138 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2139 "6434 Issue RFF (%s): %08x %08x %08x %08x " 2140 "%08x %08x %08x %08x\n", 2141 (context == FC_TYPE_NVME) ? "NVME" : "FCP", 2142 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 2143 *(ptr + 4), *(ptr + 5), 2144 *(ptr + 6), *(ptr + 7)); 2145 cmpl = lpfc_cmpl_ct_cmd_rff_id; 2146 break; 2147 } 2148 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 2149 * to hold ndlp reference for the corresponding callback function. 2150 */ 2151 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 2152 /* On success, The cmpl function will free the buffers */ 2153 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 2154 "Issue CT cmd: cmd:x%x did:x%x", 2155 cmdcode, ndlp->nlp_DID, 0); 2156 return 0; 2157 } 2158 rc=6; 2159 2160 ns_cmd_free_bmpvirt: 2161 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 2162 ns_cmd_free_bmp: 2163 kfree(bmp); 2164 ns_cmd_free_mpvirt: 2165 lpfc_mbuf_free(phba, mp->virt, mp->phys); 2166 ns_cmd_free_mp: 2167 kfree(mp); 2168 ns_cmd_exit: 2169 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 2170 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 2171 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 2172 return 1; 2173 } 2174 2175 /** 2176 * lpfc_fdmi_rprt_defer - Check for any deferred FDMI RPRT commands 2177 * @phba: Pointer to HBA context object. 2178 * @mask: Initial port attributes mask 2179 * 2180 * This function checks to see if any vports have deferred their FDMI RPRT. 2181 * A vports RPRT may be deferred if it is issued before the primary ports 2182 * RHBA completes. 2183 */ 2184 static void 2185 lpfc_fdmi_rprt_defer(struct lpfc_hba *phba, uint32_t mask) 2186 { 2187 struct lpfc_vport **vports; 2188 struct lpfc_vport *vport; 2189 struct lpfc_nodelist *ndlp; 2190 int i; 2191 2192 phba->hba_flag |= HBA_RHBA_CMPL; 2193 vports = lpfc_create_vport_work_array(phba); 2194 if (vports) { 2195 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { 2196 vport = vports[i]; 2197 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2198 if (!ndlp) 2199 continue; 2200 if (vport->ct_flags & FC_CT_RPRT_DEFER) { 2201 vport->ct_flags &= ~FC_CT_RPRT_DEFER; 2202 vport->fdmi_port_mask = mask; 2203 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2204 } 2205 } 2206 } 2207 lpfc_destroy_vport_work_array(phba, vports); 2208 } 2209 2210 /** 2211 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 2212 * @phba: Pointer to HBA context object. 2213 * @cmdiocb: Pointer to the command IOCBQ. 2214 * @rspiocb: Pointer to the response IOCBQ. 2215 * 2216 * This function to handle the completion of a driver initiated FDMI 2217 * CT command issued during discovery. 2218 */ 2219 static void 2220 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 2221 struct lpfc_iocbq *rspiocb) 2222 { 2223 struct lpfc_vport *vport = cmdiocb->vport; 2224 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 2225 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 2226 struct lpfc_sli_ct_request *CTcmd = inp->virt; 2227 struct lpfc_sli_ct_request *CTrsp = outp->virt; 2228 __be16 fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 2229 __be16 fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 2230 struct lpfc_nodelist *ndlp, *free_ndlp = NULL; 2231 uint32_t latt, cmd, err; 2232 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 2233 u32 ulp_word4 = get_job_word4(phba, rspiocb); 2234 2235 latt = lpfc_els_chk_latt(vport); 2236 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 2237 "FDMI cmpl: status:x%x/x%x latt:%d", 2238 ulp_status, ulp_word4, latt); 2239 2240 if (latt || ulp_status) { 2241 2242 /* Look for a retryable error */ 2243 if (ulp_status == IOSTAT_LOCAL_REJECT) { 2244 switch ((ulp_word4 & IOERR_PARAM_MASK)) { 2245 case IOERR_SLI_ABORTED: 2246 case IOERR_SLI_DOWN: 2247 /* Driver aborted this IO. No retry as error 2248 * is likely Offline->Online or some adapter 2249 * error. Recovery will try again. 2250 */ 2251 break; 2252 case IOERR_ABORT_IN_PROGRESS: 2253 case IOERR_SEQUENCE_TIMEOUT: 2254 case IOERR_ILLEGAL_FRAME: 2255 case IOERR_NO_RESOURCES: 2256 case IOERR_ILLEGAL_COMMAND: 2257 cmdiocb->retry++; 2258 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 2259 break; 2260 2261 /* Retry the same FDMI command */ 2262 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 2263 cmdiocb, 0); 2264 if (err == IOCB_ERROR) 2265 break; 2266 return; 2267 default: 2268 break; 2269 } 2270 } 2271 2272 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2273 "0229 FDMI cmd %04x failed, latt = %d " 2274 "ulp_status: x%x, rid x%x\n", 2275 be16_to_cpu(fdmi_cmd), latt, ulp_status, 2276 ulp_word4); 2277 } 2278 2279 free_ndlp = cmdiocb->ndlp; 2280 lpfc_ct_free_iocb(phba, cmdiocb); 2281 lpfc_nlp_put(free_ndlp); 2282 2283 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2284 if (!ndlp) 2285 return; 2286 2287 /* Check for a CT LS_RJT response */ 2288 cmd = be16_to_cpu(fdmi_cmd); 2289 if (be16_to_cpu(fdmi_rsp) == SLI_CT_RESPONSE_FS_RJT) { 2290 /* FDMI rsp failed */ 2291 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY | LOG_ELS, 2292 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd); 2293 2294 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 2295 switch (cmd) { 2296 case SLI_MGMT_RHBA: 2297 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 2298 /* Fallback to FDMI-1 for HBA attributes */ 2299 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 2300 2301 /* If HBA attributes are FDMI1, so should 2302 * port attributes be for consistency. 2303 */ 2304 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2305 /* Start over */ 2306 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2307 } 2308 return; 2309 2310 case SLI_MGMT_RPRT: 2311 if (vport->port_type != LPFC_PHYSICAL_PORT) { 2312 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2313 if (!ndlp) 2314 return; 2315 } 2316 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 2317 /* Fallback to FDMI-1 */ 2318 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2319 /* Start over */ 2320 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2321 return; 2322 } 2323 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 2324 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 2325 /* Retry the same command */ 2326 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2327 } 2328 return; 2329 2330 case SLI_MGMT_RPA: 2331 /* No retry on Vendor, RPA only done on physical port */ 2332 if (phba->link_flag & LS_CT_VEN_RPA) { 2333 phba->link_flag &= ~LS_CT_VEN_RPA; 2334 if (phba->cmf_active_mode == LPFC_CFG_OFF) 2335 return; 2336 lpfc_printf_log(phba, KERN_WARNING, 2337 LOG_DISCOVERY | LOG_ELS, 2338 "6460 VEN FDMI RPA RJT\n"); 2339 return; 2340 } 2341 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 2342 /* Fallback to FDMI-1 */ 2343 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 2344 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2345 /* Start over */ 2346 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2347 return; 2348 } 2349 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 2350 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 2351 /* Retry the same command */ 2352 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2353 } 2354 return; 2355 } 2356 } 2357 2358 /* 2359 * On success, need to cycle thru FDMI registration for discovery 2360 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2361 * DPRT -> RPRT (vports) 2362 */ 2363 switch (cmd) { 2364 case SLI_MGMT_RHBA: 2365 /* Check for any RPRTs deferred till after RHBA completes */ 2366 lpfc_fdmi_rprt_defer(phba, vport->fdmi_port_mask); 2367 2368 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 2369 break; 2370 2371 case SLI_MGMT_DHBA: 2372 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2373 break; 2374 2375 case SLI_MGMT_DPRT: 2376 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2377 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 2378 } else { 2379 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2380 if (!ndlp) 2381 return; 2382 2383 /* Only issue a RPRT for the vport if the RHBA 2384 * for the physical port completes successfully. 2385 * We may have to defer the RPRT accordingly. 2386 */ 2387 if (phba->hba_flag & HBA_RHBA_CMPL) { 2388 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2389 } else { 2390 lpfc_printf_vlog(vport, KERN_INFO, 2391 LOG_DISCOVERY, 2392 "6078 RPRT deferred\n"); 2393 vport->ct_flags |= FC_CT_RPRT_DEFER; 2394 } 2395 } 2396 break; 2397 case SLI_MGMT_RPA: 2398 if (vport->port_type == LPFC_PHYSICAL_PORT && 2399 phba->sli4_hba.pc_sli4_params.mi_ver) { 2400 /* mi is only for the phyical port, no vports */ 2401 if (phba->link_flag & LS_CT_VEN_RPA) { 2402 lpfc_printf_vlog(vport, KERN_INFO, 2403 LOG_DISCOVERY | LOG_ELS | 2404 LOG_CGN_MGMT, 2405 "6449 VEN RPA FDMI Success\n"); 2406 phba->link_flag &= ~LS_CT_VEN_RPA; 2407 break; 2408 } 2409 2410 lpfc_printf_log(phba, KERN_INFO, 2411 LOG_DISCOVERY | LOG_CGN_MGMT, 2412 "6210 Issue Vendor MI FDMI %x\n", 2413 phba->sli4_hba.pc_sli4_params.mi_ver); 2414 2415 /* CGN is only for the physical port, no vports */ 2416 if (lpfc_fdmi_cmd(vport, ndlp, cmd, 2417 LPFC_FDMI_VENDOR_ATTR_mi) == 0) 2418 phba->link_flag |= LS_CT_VEN_RPA; 2419 lpfc_printf_log(phba, KERN_INFO, 2420 LOG_DISCOVERY | LOG_ELS, 2421 "6458 Send MI FDMI:%x Flag x%x\n", 2422 phba->sli4_hba.pc_sli4_params.mi_ver, 2423 phba->link_flag); 2424 } else { 2425 lpfc_printf_log(phba, KERN_INFO, 2426 LOG_DISCOVERY | LOG_ELS, 2427 "6459 No FDMI VEN MI support - " 2428 "RPA Success\n"); 2429 } 2430 break; 2431 } 2432 return; 2433 } 2434 2435 2436 /** 2437 * lpfc_fdmi_change_check - Check for changed FDMI parameters 2438 * @vport: pointer to a host virtual N_Port data structure. 2439 * 2440 * Check how many mapped NPorts we are connected to 2441 * Check if our hostname changed 2442 * Called from hbeat timeout routine to check if any FDMI parameters 2443 * changed. If so, re-register those Attributes. 2444 */ 2445 void 2446 lpfc_fdmi_change_check(struct lpfc_vport *vport) 2447 { 2448 struct lpfc_hba *phba = vport->phba; 2449 struct lpfc_nodelist *ndlp; 2450 uint16_t cnt; 2451 2452 if (!lpfc_is_link_up(phba)) 2453 return; 2454 2455 /* Must be connected to a Fabric */ 2456 if (!(vport->fc_flag & FC_FABRIC)) 2457 return; 2458 2459 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2460 if (!ndlp) 2461 return; 2462 2463 /* Check if system hostname changed */ 2464 if (strcmp(phba->os_host_name, init_utsname()->nodename)) { 2465 memset(phba->os_host_name, 0, sizeof(phba->os_host_name)); 2466 scnprintf(phba->os_host_name, sizeof(phba->os_host_name), "%s", 2467 init_utsname()->nodename); 2468 lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0); 2469 2470 /* Since this effects multiple HBA and PORT attributes, we need 2471 * de-register and go thru the whole FDMI registration cycle. 2472 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2473 * DPRT -> RPRT (vports) 2474 */ 2475 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2476 /* For extra Vendor RPA */ 2477 phba->link_flag &= ~LS_CT_VEN_RPA; 2478 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2479 } else { 2480 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2481 if (!ndlp) 2482 return; 2483 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2484 } 2485 2486 /* Since this code path registers all the port attributes 2487 * we can just return without further checking. 2488 */ 2489 return; 2490 } 2491 2492 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 2493 return; 2494 2495 /* Check if the number of mapped NPorts changed */ 2496 cnt = lpfc_find_map_node(vport); 2497 if (cnt == vport->fdmi_num_disc) 2498 return; 2499 2500 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2501 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 2502 LPFC_FDMI_PORT_ATTR_num_disc); 2503 } else { 2504 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2505 if (!ndlp) 2506 return; 2507 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 2508 LPFC_FDMI_PORT_ATTR_num_disc); 2509 } 2510 } 2511 2512 static inline int 2513 lpfc_fdmi_set_attr_u32(void *attr, uint16_t attrtype, uint32_t attrval) 2514 { 2515 struct lpfc_fdmi_attr_u32 *ae = attr; 2516 int size = sizeof(*ae); 2517 2518 ae->type = cpu_to_be16(attrtype); 2519 ae->len = cpu_to_be16(size); 2520 ae->value_u32 = cpu_to_be32(attrval); 2521 2522 return size; 2523 } 2524 2525 static inline int 2526 lpfc_fdmi_set_attr_wwn(void *attr, uint16_t attrtype, struct lpfc_name *wwn) 2527 { 2528 struct lpfc_fdmi_attr_wwn *ae = attr; 2529 int size = sizeof(*ae); 2530 2531 ae->type = cpu_to_be16(attrtype); 2532 ae->len = cpu_to_be16(size); 2533 /* WWN's assumed to be bytestreams - Big Endian presentation */ 2534 memcpy(ae->name, wwn, 2535 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2536 2537 return size; 2538 } 2539 2540 static inline int 2541 lpfc_fdmi_set_attr_fullwwn(void *attr, uint16_t attrtype, 2542 struct lpfc_name *wwnn, struct lpfc_name *wwpn) 2543 { 2544 struct lpfc_fdmi_attr_fullwwn *ae = attr; 2545 u8 *nname = ae->nname; 2546 u8 *pname = ae->pname; 2547 int size = sizeof(*ae); 2548 2549 ae->type = cpu_to_be16(attrtype); 2550 ae->len = cpu_to_be16(size); 2551 /* WWN's assumed to be bytestreams - Big Endian presentation */ 2552 memcpy(nname, wwnn, 2553 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2554 memcpy(pname, wwpn, 2555 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2556 2557 return size; 2558 } 2559 2560 static inline int 2561 lpfc_fdmi_set_attr_string(void *attr, uint16_t attrtype, char *attrstring) 2562 { 2563 struct lpfc_fdmi_attr_string *ae = attr; 2564 int len, size; 2565 2566 /* 2567 * We are trusting the caller that if a fdmi string field 2568 * is capped at 64 bytes, the caller passes in a string of 2569 * 64 bytes or less. 2570 */ 2571 2572 strncpy(ae->value_string, attrstring, sizeof(ae->value_string)); 2573 len = strnlen(ae->value_string, sizeof(ae->value_string)); 2574 /* round string length to a 32bit boundary. Ensure there's a NULL */ 2575 len += (len & 3) ? (4 - (len & 3)) : 4; 2576 /* size is Type/Len (4 bytes) plus string length */ 2577 size = FOURBYTES + len; 2578 2579 ae->type = cpu_to_be16(attrtype); 2580 ae->len = cpu_to_be16(size); 2581 2582 return size; 2583 } 2584 2585 /* Bitfields for FC4 Types that can be reported */ 2586 #define ATTR_FC4_CT 0x00000001 2587 #define ATTR_FC4_FCP 0x00000002 2588 #define ATTR_FC4_NVME 0x00000004 2589 2590 static inline int 2591 lpfc_fdmi_set_attr_fc4types(void *attr, uint16_t attrtype, uint32_t typemask) 2592 { 2593 struct lpfc_fdmi_attr_fc4types *ae = attr; 2594 int size = sizeof(*ae); 2595 2596 ae->type = cpu_to_be16(attrtype); 2597 ae->len = cpu_to_be16(size); 2598 2599 if (typemask & ATTR_FC4_FCP) 2600 ae->value_types[2] = 0x01; /* Type 0x8 - FCP */ 2601 2602 if (typemask & ATTR_FC4_CT) 2603 ae->value_types[7] = 0x01; /* Type 0x20 - CT */ 2604 2605 if (typemask & ATTR_FC4_NVME) 2606 ae->value_types[6] = 0x01; /* Type 0x28 - NVME */ 2607 2608 return size; 2609 } 2610 2611 /* Routines for all individual HBA attributes */ 2612 static int 2613 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, void *attr) 2614 { 2615 return lpfc_fdmi_set_attr_wwn(attr, RHBA_NODENAME, 2616 &vport->fc_sparam.nodeName); 2617 } 2618 2619 static int 2620 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, void *attr) 2621 { 2622 /* This string MUST be consistent with other FC platforms 2623 * supported by Broadcom. 2624 */ 2625 return lpfc_fdmi_set_attr_string(attr, RHBA_MANUFACTURER, 2626 "Emulex Corporation"); 2627 } 2628 2629 static int 2630 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, void *attr) 2631 { 2632 struct lpfc_hba *phba = vport->phba; 2633 2634 return lpfc_fdmi_set_attr_string(attr, RHBA_SERIAL_NUMBER, 2635 phba->SerialNumber); 2636 } 2637 2638 static int 2639 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, void *attr) 2640 { 2641 struct lpfc_hba *phba = vport->phba; 2642 2643 return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL, 2644 phba->ModelName); 2645 } 2646 2647 static int 2648 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, void *attr) 2649 { 2650 struct lpfc_hba *phba = vport->phba; 2651 2652 return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL_DESCRIPTION, 2653 phba->ModelDesc); 2654 } 2655 2656 static int 2657 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, void *attr) 2658 { 2659 struct lpfc_hba *phba = vport->phba; 2660 lpfc_vpd_t *vp = &phba->vpd; 2661 char buf[16] = { 0 }; 2662 2663 snprintf(buf, sizeof(buf), "%08x", vp->rev.biuRev); 2664 2665 return lpfc_fdmi_set_attr_string(attr, RHBA_HARDWARE_VERSION, buf); 2666 } 2667 2668 static int 2669 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, void *attr) 2670 { 2671 return lpfc_fdmi_set_attr_string(attr, RHBA_DRIVER_VERSION, 2672 lpfc_release_version); 2673 } 2674 2675 static int 2676 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, void *attr) 2677 { 2678 struct lpfc_hba *phba = vport->phba; 2679 char buf[64] = { 0 }; 2680 2681 if (phba->sli_rev == LPFC_SLI_REV4) { 2682 lpfc_decode_firmware_rev(phba, buf, 1); 2683 2684 return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, 2685 buf); 2686 } 2687 2688 return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, 2689 phba->OptionROMVersion); 2690 } 2691 2692 static int 2693 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, void *attr) 2694 { 2695 struct lpfc_hba *phba = vport->phba; 2696 char buf[64] = { 0 }; 2697 2698 lpfc_decode_firmware_rev(phba, buf, 1); 2699 2700 return lpfc_fdmi_set_attr_string(attr, RHBA_FIRMWARE_VERSION, buf); 2701 } 2702 2703 static int 2704 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, void *attr) 2705 { 2706 char buf[256] = { 0 }; 2707 2708 snprintf(buf, sizeof(buf), "%s %s %s", 2709 init_utsname()->sysname, 2710 init_utsname()->release, 2711 init_utsname()->version); 2712 2713 return lpfc_fdmi_set_attr_string(attr, RHBA_OS_NAME_VERSION, buf); 2714 } 2715 2716 static int 2717 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, void *attr) 2718 { 2719 return lpfc_fdmi_set_attr_u32(attr, RHBA_MAX_CT_PAYLOAD_LEN, 2720 LPFC_MAX_CT_SIZE); 2721 } 2722 2723 static int 2724 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, void *attr) 2725 { 2726 char buf[256] = { 0 }; 2727 2728 lpfc_vport_symbolic_node_name(vport, buf, sizeof(buf)); 2729 2730 return lpfc_fdmi_set_attr_string(attr, RHBA_SYM_NODENAME, buf); 2731 } 2732 2733 static int 2734 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, void *attr) 2735 { 2736 return lpfc_fdmi_set_attr_u32(attr, RHBA_VENDOR_INFO, 0); 2737 } 2738 2739 static int 2740 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, void *attr) 2741 { 2742 /* Each driver instance corresponds to a single port */ 2743 return lpfc_fdmi_set_attr_u32(attr, RHBA_NUM_PORTS, 1); 2744 } 2745 2746 static int 2747 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, void *attr) 2748 { 2749 return lpfc_fdmi_set_attr_wwn(attr, RHBA_FABRIC_WWNN, 2750 &vport->fabric_nodename); 2751 } 2752 2753 static int 2754 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, void *attr) 2755 { 2756 struct lpfc_hba *phba = vport->phba; 2757 2758 return lpfc_fdmi_set_attr_string(attr, RHBA_BIOS_VERSION, 2759 phba->BIOSVersion); 2760 } 2761 2762 static int 2763 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, void *attr) 2764 { 2765 /* Driver doesn't have access to this information */ 2766 return lpfc_fdmi_set_attr_u32(attr, RHBA_BIOS_STATE, 0); 2767 } 2768 2769 static int 2770 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, void *attr) 2771 { 2772 return lpfc_fdmi_set_attr_string(attr, RHBA_VENDOR_ID, "EMULEX"); 2773 } 2774 2775 /* 2776 * Routines for all individual PORT attributes 2777 */ 2778 2779 static int 2780 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, void *attr) 2781 { 2782 struct lpfc_hba *phba = vport->phba; 2783 u32 fc4types; 2784 2785 fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); 2786 2787 /* Check to see if Firmware supports NVME and on physical port */ 2788 if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) && 2789 phba->sli4_hba.pc_sli4_params.nvme) 2790 fc4types |= ATTR_FC4_NVME; 2791 2792 return lpfc_fdmi_set_attr_fc4types(attr, RPRT_SUPPORTED_FC4_TYPES, 2793 fc4types); 2794 } 2795 2796 static int 2797 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, void *attr) 2798 { 2799 struct lpfc_hba *phba = vport->phba; 2800 u32 speeds = 0; 2801 u32 tcfg; 2802 u8 i, cnt; 2803 2804 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2805 cnt = 0; 2806 if (phba->sli_rev == LPFC_SLI_REV4) { 2807 tcfg = phba->sli4_hba.conf_trunk; 2808 for (i = 0; i < 4; i++, tcfg >>= 1) 2809 if (tcfg & 1) 2810 cnt++; 2811 } 2812 2813 if (cnt > 2) { /* 4 lane trunk group */ 2814 if (phba->lmt & LMT_64Gb) 2815 speeds |= HBA_PORTSPEED_256GFC; 2816 if (phba->lmt & LMT_32Gb) 2817 speeds |= HBA_PORTSPEED_128GFC; 2818 if (phba->lmt & LMT_16Gb) 2819 speeds |= HBA_PORTSPEED_64GFC; 2820 } else if (cnt) { /* 2 lane trunk group */ 2821 if (phba->lmt & LMT_128Gb) 2822 speeds |= HBA_PORTSPEED_256GFC; 2823 if (phba->lmt & LMT_64Gb) 2824 speeds |= HBA_PORTSPEED_128GFC; 2825 if (phba->lmt & LMT_32Gb) 2826 speeds |= HBA_PORTSPEED_64GFC; 2827 if (phba->lmt & LMT_16Gb) 2828 speeds |= HBA_PORTSPEED_32GFC; 2829 } else { 2830 if (phba->lmt & LMT_256Gb) 2831 speeds |= HBA_PORTSPEED_256GFC; 2832 if (phba->lmt & LMT_128Gb) 2833 speeds |= HBA_PORTSPEED_128GFC; 2834 if (phba->lmt & LMT_64Gb) 2835 speeds |= HBA_PORTSPEED_64GFC; 2836 if (phba->lmt & LMT_32Gb) 2837 speeds |= HBA_PORTSPEED_32GFC; 2838 if (phba->lmt & LMT_16Gb) 2839 speeds |= HBA_PORTSPEED_16GFC; 2840 if (phba->lmt & LMT_10Gb) 2841 speeds |= HBA_PORTSPEED_10GFC; 2842 if (phba->lmt & LMT_8Gb) 2843 speeds |= HBA_PORTSPEED_8GFC; 2844 if (phba->lmt & LMT_4Gb) 2845 speeds |= HBA_PORTSPEED_4GFC; 2846 if (phba->lmt & LMT_2Gb) 2847 speeds |= HBA_PORTSPEED_2GFC; 2848 if (phba->lmt & LMT_1Gb) 2849 speeds |= HBA_PORTSPEED_1GFC; 2850 } 2851 } else { 2852 /* FCoE links support only one speed */ 2853 switch (phba->fc_linkspeed) { 2854 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2855 speeds = HBA_PORTSPEED_10GE; 2856 break; 2857 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2858 speeds = HBA_PORTSPEED_25GE; 2859 break; 2860 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2861 speeds = HBA_PORTSPEED_40GE; 2862 break; 2863 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2864 speeds = HBA_PORTSPEED_100GE; 2865 break; 2866 } 2867 } 2868 2869 return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_SPEED, speeds); 2870 } 2871 2872 static int 2873 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, void *attr) 2874 { 2875 struct lpfc_hba *phba = vport->phba; 2876 u32 speeds = 0; 2877 2878 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2879 switch (phba->fc_linkspeed) { 2880 case LPFC_LINK_SPEED_1GHZ: 2881 speeds = HBA_PORTSPEED_1GFC; 2882 break; 2883 case LPFC_LINK_SPEED_2GHZ: 2884 speeds = HBA_PORTSPEED_2GFC; 2885 break; 2886 case LPFC_LINK_SPEED_4GHZ: 2887 speeds = HBA_PORTSPEED_4GFC; 2888 break; 2889 case LPFC_LINK_SPEED_8GHZ: 2890 speeds = HBA_PORTSPEED_8GFC; 2891 break; 2892 case LPFC_LINK_SPEED_10GHZ: 2893 speeds = HBA_PORTSPEED_10GFC; 2894 break; 2895 case LPFC_LINK_SPEED_16GHZ: 2896 speeds = HBA_PORTSPEED_16GFC; 2897 break; 2898 case LPFC_LINK_SPEED_32GHZ: 2899 speeds = HBA_PORTSPEED_32GFC; 2900 break; 2901 case LPFC_LINK_SPEED_64GHZ: 2902 speeds = HBA_PORTSPEED_64GFC; 2903 break; 2904 case LPFC_LINK_SPEED_128GHZ: 2905 speeds = HBA_PORTSPEED_128GFC; 2906 break; 2907 case LPFC_LINK_SPEED_256GHZ: 2908 speeds = HBA_PORTSPEED_256GFC; 2909 break; 2910 default: 2911 speeds = HBA_PORTSPEED_UNKNOWN; 2912 break; 2913 } 2914 } else { 2915 switch (phba->fc_linkspeed) { 2916 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2917 speeds = HBA_PORTSPEED_10GE; 2918 break; 2919 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2920 speeds = HBA_PORTSPEED_25GE; 2921 break; 2922 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2923 speeds = HBA_PORTSPEED_40GE; 2924 break; 2925 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2926 speeds = HBA_PORTSPEED_100GE; 2927 break; 2928 default: 2929 speeds = HBA_PORTSPEED_UNKNOWN; 2930 break; 2931 } 2932 } 2933 2934 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_SPEED, speeds); 2935 } 2936 2937 static int 2938 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, void *attr) 2939 { 2940 struct serv_parm *hsp = (struct serv_parm *)&vport->fc_sparam; 2941 2942 return lpfc_fdmi_set_attr_u32(attr, RPRT_MAX_FRAME_SIZE, 2943 (((uint32_t)hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) | 2944 (uint32_t)hsp->cmn.bbRcvSizeLsb); 2945 } 2946 2947 static int 2948 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, void *attr) 2949 { 2950 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2951 char buf[64] = { 0 }; 2952 2953 snprintf(buf, sizeof(buf), "/sys/class/scsi_host/host%d", 2954 shost->host_no); 2955 2956 return lpfc_fdmi_set_attr_string(attr, RPRT_OS_DEVICE_NAME, buf); 2957 } 2958 2959 static int 2960 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, void *attr) 2961 { 2962 char buf[64] = { 0 }; 2963 2964 scnprintf(buf, sizeof(buf), "%s", vport->phba->os_host_name); 2965 2966 return lpfc_fdmi_set_attr_string(attr, RPRT_HOST_NAME, buf); 2967 } 2968 2969 static int 2970 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, void *attr) 2971 { 2972 return lpfc_fdmi_set_attr_wwn(attr, RPRT_NODENAME, 2973 &vport->fc_sparam.nodeName); 2974 } 2975 2976 static int 2977 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, void *attr) 2978 { 2979 return lpfc_fdmi_set_attr_wwn(attr, RPRT_PORTNAME, 2980 &vport->fc_sparam.portName); 2981 } 2982 2983 static int 2984 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, void *attr) 2985 { 2986 char buf[256] = { 0 }; 2987 2988 lpfc_vport_symbolic_port_name(vport, buf, sizeof(buf)); 2989 2990 return lpfc_fdmi_set_attr_string(attr, RPRT_SYM_PORTNAME, buf); 2991 } 2992 2993 static int 2994 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, void *attr) 2995 { 2996 struct lpfc_hba *phba = vport->phba; 2997 2998 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_TYPE, 2999 (phba->fc_topology == LPFC_TOPOLOGY_LOOP) ? 3000 LPFC_FDMI_PORTTYPE_NLPORT : 3001 LPFC_FDMI_PORTTYPE_NPORT); 3002 } 3003 3004 static int 3005 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, void *attr) 3006 { 3007 return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_CLASS, 3008 FC_COS_CLASS2 | FC_COS_CLASS3); 3009 } 3010 3011 static int 3012 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, void *attr) 3013 { 3014 return lpfc_fdmi_set_attr_wwn(attr, RPRT_FABRICNAME, 3015 &vport->fabric_portname); 3016 } 3017 3018 static int 3019 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, void *attr) 3020 { 3021 struct lpfc_hba *phba = vport->phba; 3022 u32 fc4types; 3023 3024 fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); 3025 3026 /* Check to see if NVME is configured or not */ 3027 if (vport == phba->pport && 3028 phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) 3029 fc4types |= ATTR_FC4_NVME; 3030 3031 return lpfc_fdmi_set_attr_fc4types(attr, RPRT_ACTIVE_FC4_TYPES, 3032 fc4types); 3033 } 3034 3035 static int 3036 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, void *attr) 3037 { 3038 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_STATE, 3039 LPFC_FDMI_PORTSTATE_ONLINE); 3040 } 3041 3042 static int 3043 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, void *attr) 3044 { 3045 vport->fdmi_num_disc = lpfc_find_map_node(vport); 3046 3047 return lpfc_fdmi_set_attr_u32(attr, RPRT_DISC_PORT, 3048 vport->fdmi_num_disc); 3049 } 3050 3051 static int 3052 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, void *attr) 3053 { 3054 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_ID, vport->fc_myDID); 3055 } 3056 3057 static int 3058 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, void *attr) 3059 { 3060 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_SERVICE, 3061 "Smart SAN Initiator"); 3062 } 3063 3064 static int 3065 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, void *attr) 3066 { 3067 return lpfc_fdmi_set_attr_fullwwn(attr, RPRT_SMART_GUID, 3068 &vport->fc_sparam.nodeName, 3069 &vport->fc_sparam.portName); 3070 } 3071 3072 static int 3073 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, void *attr) 3074 { 3075 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_VERSION, 3076 "Smart SAN Version 2.0"); 3077 } 3078 3079 static int 3080 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, void *attr) 3081 { 3082 struct lpfc_hba *phba = vport->phba; 3083 3084 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_MODEL, 3085 phba->ModelName); 3086 } 3087 3088 static int 3089 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, void *attr) 3090 { 3091 /* SRIOV (type 3) is not supported */ 3092 3093 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_PORT_INFO, 3094 (vport->vpi) ? 2 /* NPIV */ : 1 /* Physical */); 3095 } 3096 3097 static int 3098 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, void *attr) 3099 { 3100 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_QOS, 0); 3101 } 3102 3103 static int 3104 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, void *attr) 3105 { 3106 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_SECURITY, 1); 3107 } 3108 3109 static int 3110 lpfc_fdmi_vendor_attr_mi(struct lpfc_vport *vport, void *attr) 3111 { 3112 struct lpfc_hba *phba = vport->phba; 3113 char buf[32] = { 0 }; 3114 3115 sprintf(buf, "ELXE2EM:%04d", phba->sli4_hba.pc_sli4_params.mi_ver); 3116 3117 return lpfc_fdmi_set_attr_string(attr, RPRT_VENDOR_MI, buf); 3118 } 3119 3120 /* RHBA attribute jump table */ 3121 static int (*lpfc_fdmi_hba_action[]) 3122 (struct lpfc_vport *vport, void *attrbuf) = { 3123 /* Action routine Mask bit Attribute type */ 3124 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 3125 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 3126 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 3127 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 3128 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 3129 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 3130 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 3131 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 3132 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 3133 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 3134 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 3135 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 3136 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 3137 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 3138 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 3139 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 3140 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 3141 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 3142 }; 3143 3144 /* RPA / RPRT attribute jump table */ 3145 static int (*lpfc_fdmi_port_action[]) 3146 (struct lpfc_vport *vport, void *attrbuf) = { 3147 /* Action routine Mask bit Attribute type */ 3148 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 3149 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 3150 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 3151 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 3152 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 3153 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 3154 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 3155 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 3156 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 3157 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 3158 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 3159 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 3160 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 3161 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 3162 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 3163 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 3164 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 3165 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 3166 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 3167 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 3168 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 3169 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 3170 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 3171 lpfc_fdmi_vendor_attr_mi, /* bit23 RPRT_VENDOR_MI */ 3172 }; 3173 3174 /** 3175 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 3176 * @vport: pointer to a host virtual N_Port data structure. 3177 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 3178 * @cmdcode: FDMI command to send 3179 * @new_mask: Mask of HBA or PORT Attributes to send 3180 * 3181 * Builds and sends a FDMI command using the CT subsystem. 3182 */ 3183 int 3184 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 3185 int cmdcode, uint32_t new_mask) 3186 { 3187 struct lpfc_hba *phba = vport->phba; 3188 struct lpfc_dmabuf *rq, *rsp; 3189 struct lpfc_sli_ct_request *CtReq; 3190 struct ulp_bde64_le *bde; 3191 uint32_t bit_pos; 3192 uint32_t size, addsz; 3193 uint32_t rsp_size; 3194 uint32_t mask; 3195 struct lpfc_fdmi_reg_hba *rh; 3196 struct lpfc_fdmi_port_entry *pe; 3197 struct lpfc_fdmi_reg_portattr *pab = NULL, *base = NULL; 3198 struct lpfc_fdmi_attr_block *ab = NULL; 3199 int (*func)(struct lpfc_vport *vport, void *attrbuf); 3200 void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3201 struct lpfc_iocbq *rspiocb); 3202 3203 if (!ndlp) 3204 return 0; 3205 3206 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 3207 3208 /* fill in BDEs for command */ 3209 /* Allocate buffer for command payload */ 3210 rq = kmalloc(sizeof(*rq), GFP_KERNEL); 3211 if (!rq) 3212 goto fdmi_cmd_exit; 3213 3214 rq->virt = lpfc_mbuf_alloc(phba, 0, &rq->phys); 3215 if (!rq->virt) 3216 goto fdmi_cmd_free_rq; 3217 3218 /* Allocate buffer for Buffer ptr list */ 3219 rsp = kmalloc(sizeof(*rsp), GFP_KERNEL); 3220 if (!rsp) 3221 goto fdmi_cmd_free_rqvirt; 3222 3223 rsp->virt = lpfc_mbuf_alloc(phba, 0, &rsp->phys); 3224 if (!rsp->virt) 3225 goto fdmi_cmd_free_rsp; 3226 3227 INIT_LIST_HEAD(&rq->list); 3228 INIT_LIST_HEAD(&rsp->list); 3229 3230 /* mbuf buffers are 1K in length - aka LPFC_BPL_SIZE */ 3231 memset(rq->virt, 0, LPFC_BPL_SIZE); 3232 rsp_size = LPFC_BPL_SIZE; 3233 3234 /* FDMI request */ 3235 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3236 "0218 FDMI Request x%x mask x%x Data: x%x x%x x%x\n", 3237 cmdcode, new_mask, vport->fdmi_port_mask, 3238 vport->fc_flag, vport->port_state); 3239 3240 CtReq = (struct lpfc_sli_ct_request *)rq->virt; 3241 3242 /* First populate the CT_IU preamble */ 3243 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 3244 CtReq->RevisionId.bits.InId = 0; 3245 3246 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3247 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 3248 3249 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3250 3251 size = 0; 3252 3253 /* Next fill in the specific FDMI cmd information */ 3254 switch (cmdcode) { 3255 case SLI_MGMT_RHAT: 3256 case SLI_MGMT_RHBA: 3257 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un; 3258 /* HBA Identifier */ 3259 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 3260 sizeof(struct lpfc_name)); 3261 size += sizeof(struct lpfc_fdmi_hba_ident); 3262 3263 if (cmdcode == SLI_MGMT_RHBA) { 3264 /* Registered Port List */ 3265 /* One entry (port) per adapter */ 3266 rh->rpl.EntryCnt = cpu_to_be32(1); 3267 memcpy(&rh->rpl.pe.PortName, 3268 &phba->pport->fc_sparam.portName, 3269 sizeof(struct lpfc_name)); 3270 size += sizeof(struct lpfc_fdmi_reg_port_list); 3271 } 3272 3273 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 3274 ab->EntryCnt = 0; 3275 size += FOURBYTES; /* add length of EntryCnt field */ 3276 3277 bit_pos = 0; 3278 if (new_mask) 3279 mask = new_mask; 3280 else 3281 mask = vport->fdmi_hba_mask; 3282 3283 /* Mask will dictate what attributes to build in the request */ 3284 while (mask) { 3285 if (mask & 0x1) { 3286 func = lpfc_fdmi_hba_action[bit_pos]; 3287 addsz = func(vport, ((uint8_t *)rh + size)); 3288 if (addsz) { 3289 ab->EntryCnt++; 3290 size += addsz; 3291 } 3292 /* check if another attribute fits */ 3293 if ((size + FDMI_MAX_ATTRLEN) > 3294 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3295 goto hba_out; 3296 } 3297 mask = mask >> 1; 3298 bit_pos++; 3299 } 3300 hba_out: 3301 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 3302 /* Total size */ 3303 size += GID_REQUEST_SZ - 4; 3304 break; 3305 3306 case SLI_MGMT_RPRT: 3307 if (vport->port_type != LPFC_PHYSICAL_PORT) { 3308 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 3309 if (!ndlp) 3310 return 0; 3311 } 3312 fallthrough; 3313 case SLI_MGMT_RPA: 3314 /* Store base ptr right after preamble */ 3315 base = (struct lpfc_fdmi_reg_portattr *)&CtReq->un; 3316 3317 if (cmdcode == SLI_MGMT_RPRT) { 3318 rh = (struct lpfc_fdmi_reg_hba *)base; 3319 /* HBA Identifier */ 3320 memcpy(&rh->hi.PortName, 3321 &phba->pport->fc_sparam.portName, 3322 sizeof(struct lpfc_name)); 3323 pab = (struct lpfc_fdmi_reg_portattr *) 3324 ((uint8_t *)base + sizeof(struct lpfc_name)); 3325 size += sizeof(struct lpfc_name); 3326 } else { 3327 pab = base; 3328 } 3329 3330 memcpy((uint8_t *)&pab->PortName, 3331 (uint8_t *)&vport->fc_sparam.portName, 3332 sizeof(struct lpfc_name)); 3333 pab->ab.EntryCnt = 0; 3334 /* add length of name and EntryCnt field */ 3335 size += sizeof(struct lpfc_name) + FOURBYTES; 3336 3337 bit_pos = 0; 3338 if (new_mask) 3339 mask = new_mask; 3340 else 3341 mask = vport->fdmi_port_mask; 3342 3343 /* Mask will dictate what attributes to build in the request */ 3344 while (mask) { 3345 if (mask & 0x1) { 3346 func = lpfc_fdmi_port_action[bit_pos]; 3347 addsz = func(vport, ((uint8_t *)base + size)); 3348 if (addsz) { 3349 pab->ab.EntryCnt++; 3350 size += addsz; 3351 } 3352 /* check if another attribute fits */ 3353 if ((size + FDMI_MAX_ATTRLEN) > 3354 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3355 goto port_out; 3356 } 3357 mask = mask >> 1; 3358 bit_pos++; 3359 } 3360 port_out: 3361 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 3362 size += GID_REQUEST_SZ - 4; 3363 break; 3364 3365 case SLI_MGMT_GHAT: 3366 case SLI_MGMT_GRPL: 3367 rsp_size = FC_MAX_NS_RSP; 3368 fallthrough; 3369 case SLI_MGMT_DHBA: 3370 case SLI_MGMT_DHAT: 3371 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; 3372 memcpy((uint8_t *)&pe->PortName, 3373 (uint8_t *)&vport->fc_sparam.portName, 3374 sizeof(struct lpfc_name)); 3375 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3376 break; 3377 3378 case SLI_MGMT_GPAT: 3379 case SLI_MGMT_GPAS: 3380 rsp_size = FC_MAX_NS_RSP; 3381 fallthrough; 3382 case SLI_MGMT_DPRT: 3383 if (vport->port_type != LPFC_PHYSICAL_PORT) { 3384 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 3385 if (!ndlp) 3386 return 0; 3387 } 3388 fallthrough; 3389 case SLI_MGMT_DPA: 3390 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; 3391 memcpy((uint8_t *)&pe->PortName, 3392 (uint8_t *)&vport->fc_sparam.portName, 3393 sizeof(struct lpfc_name)); 3394 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3395 break; 3396 case SLI_MGMT_GRHL: 3397 size = GID_REQUEST_SZ - 4; 3398 break; 3399 default: 3400 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 3401 "0298 FDMI cmdcode x%x not supported\n", 3402 cmdcode); 3403 goto fdmi_cmd_free_rspvirt; 3404 } 3405 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3406 3407 bde = (struct ulp_bde64_le *)rsp->virt; 3408 bde->addr_high = cpu_to_le32(putPaddrHigh(rq->phys)); 3409 bde->addr_low = cpu_to_le32(putPaddrLow(rq->phys)); 3410 bde->type_size = cpu_to_le32(ULP_BDE64_TYPE_BDE_64 << 3411 ULP_BDE64_TYPE_SHIFT); 3412 bde->type_size |= cpu_to_le32(size); 3413 3414 /* 3415 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3416 * to hold ndlp reference for the corresponding callback function. 3417 */ 3418 if (!lpfc_ct_cmd(vport, rq, rsp, ndlp, cmpl, rsp_size, 0)) 3419 return 0; 3420 3421 fdmi_cmd_free_rspvirt: 3422 lpfc_mbuf_free(phba, rsp->virt, rsp->phys); 3423 fdmi_cmd_free_rsp: 3424 kfree(rsp); 3425 fdmi_cmd_free_rqvirt: 3426 lpfc_mbuf_free(phba, rq->virt, rq->phys); 3427 fdmi_cmd_free_rq: 3428 kfree(rq); 3429 fdmi_cmd_exit: 3430 /* Issue FDMI request failed */ 3431 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3432 "0244 Issue FDMI request failed Data: x%x\n", 3433 cmdcode); 3434 return 1; 3435 } 3436 3437 /** 3438 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 3439 * @t: Context object of the timer. 3440 * 3441 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 3442 * the worker thread. 3443 **/ 3444 void 3445 lpfc_delayed_disc_tmo(struct timer_list *t) 3446 { 3447 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); 3448 struct lpfc_hba *phba = vport->phba; 3449 uint32_t tmo_posted; 3450 unsigned long iflag; 3451 3452 spin_lock_irqsave(&vport->work_port_lock, iflag); 3453 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 3454 if (!tmo_posted) 3455 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 3456 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 3457 3458 if (!tmo_posted) 3459 lpfc_worker_wake_up(phba); 3460 return; 3461 } 3462 3463 /** 3464 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 3465 * handle delayed discovery. 3466 * @vport: pointer to a host virtual N_Port data structure. 3467 * 3468 * This function start nport discovery of the vport. 3469 **/ 3470 void 3471 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 3472 { 3473 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 3474 3475 spin_lock_irq(shost->host_lock); 3476 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 3477 spin_unlock_irq(shost->host_lock); 3478 return; 3479 } 3480 vport->fc_flag &= ~FC_DISC_DELAYED; 3481 spin_unlock_irq(shost->host_lock); 3482 3483 lpfc_do_scr_ns_plogi(vport->phba, vport); 3484 } 3485 3486 void 3487 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 3488 { 3489 struct lpfc_sli *psli = &phba->sli; 3490 lpfc_vpd_t *vp = &phba->vpd; 3491 uint32_t b1, b2, b3, b4, i, rev; 3492 char c; 3493 uint32_t *ptr, str[4]; 3494 uint8_t *fwname; 3495 3496 if (phba->sli_rev == LPFC_SLI_REV4) 3497 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 3498 else if (vp->rev.rBit) { 3499 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3500 rev = vp->rev.sli2FwRev; 3501 else 3502 rev = vp->rev.sli1FwRev; 3503 3504 b1 = (rev & 0x0000f000) >> 12; 3505 b2 = (rev & 0x00000f00) >> 8; 3506 b3 = (rev & 0x000000c0) >> 6; 3507 b4 = (rev & 0x00000030) >> 4; 3508 3509 switch (b4) { 3510 case 0: 3511 c = 'N'; 3512 break; 3513 case 1: 3514 c = 'A'; 3515 break; 3516 case 2: 3517 c = 'B'; 3518 break; 3519 case 3: 3520 c = 'X'; 3521 break; 3522 default: 3523 c = 0; 3524 break; 3525 } 3526 b4 = (rev & 0x0000000f); 3527 3528 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3529 fwname = vp->rev.sli2FwName; 3530 else 3531 fwname = vp->rev.sli1FwName; 3532 3533 for (i = 0; i < 16; i++) 3534 if (fwname[i] == 0x20) 3535 fwname[i] = 0; 3536 3537 ptr = (uint32_t*)fwname; 3538 3539 for (i = 0; i < 3; i++) 3540 str[i] = be32_to_cpu(*ptr++); 3541 3542 if (c == 0) { 3543 if (flag) 3544 sprintf(fwrevision, "%d.%d%d (%s)", 3545 b1, b2, b3, (char *)str); 3546 else 3547 sprintf(fwrevision, "%d.%d%d", b1, 3548 b2, b3); 3549 } else { 3550 if (flag) 3551 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 3552 b1, b2, b3, c, 3553 b4, (char *)str); 3554 else 3555 sprintf(fwrevision, "%d.%d%d%c%d", 3556 b1, b2, b3, c, b4); 3557 } 3558 } else { 3559 rev = vp->rev.smFwRev; 3560 3561 b1 = (rev & 0xff000000) >> 24; 3562 b2 = (rev & 0x00f00000) >> 20; 3563 b3 = (rev & 0x000f0000) >> 16; 3564 c = (rev & 0x0000ff00) >> 8; 3565 b4 = (rev & 0x000000ff); 3566 3567 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 3568 } 3569 return; 3570 } 3571 3572 static void 3573 lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3574 struct lpfc_iocbq *rspiocb) 3575 { 3576 struct lpfc_vport *vport = cmdiocb->vport; 3577 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 3578 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 3579 struct lpfc_sli_ct_request *ctcmd = inp->virt; 3580 struct lpfc_sli_ct_request *ctrsp = outp->virt; 3581 __be16 rsp = ctrsp->CommandResponse.bits.CmdRsp; 3582 struct app_id_object *app; 3583 struct lpfc_nodelist *ndlp = cmdiocb->ndlp; 3584 u32 cmd, hash, bucket; 3585 struct lpfc_vmid *vmp, *cur; 3586 u8 *data = outp->virt; 3587 int i; 3588 3589 cmd = be16_to_cpu(ctcmd->CommandResponse.bits.CmdRsp); 3590 if (cmd == SLI_CTAS_DALLAPP_ID) 3591 lpfc_ct_free_iocb(phba, cmdiocb); 3592 3593 if (lpfc_els_chk_latt(vport) || get_job_ulpstatus(phba, rspiocb)) { 3594 if (cmd != SLI_CTAS_DALLAPP_ID) 3595 goto free_res; 3596 } 3597 /* Check for a CT LS_RJT response */ 3598 if (be16_to_cpu(rsp) == SLI_CT_RESPONSE_FS_RJT) { 3599 if (cmd != SLI_CTAS_DALLAPP_ID) 3600 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3601 "3306 VMID FS_RJT Data: x%x x%x x%x\n", 3602 cmd, ctrsp->ReasonCode, 3603 ctrsp->Explanation); 3604 if ((cmd != SLI_CTAS_DALLAPP_ID) || 3605 (ctrsp->ReasonCode != SLI_CT_UNABLE_TO_PERFORM_REQ) || 3606 (ctrsp->Explanation != SLI_CT_APP_ID_NOT_AVAILABLE)) { 3607 /* If DALLAPP_ID failed retry later */ 3608 if (cmd == SLI_CTAS_DALLAPP_ID) 3609 vport->load_flag |= FC_DEREGISTER_ALL_APP_ID; 3610 goto free_res; 3611 } 3612 } 3613 3614 switch (cmd) { 3615 case SLI_CTAS_RAPP_IDENT: 3616 app = (struct app_id_object *)(RAPP_IDENT_OFFSET + data); 3617 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3618 "6712 RAPP_IDENT app id %d port id x%x id " 3619 "len %d\n", be32_to_cpu(app->app_id), 3620 be32_to_cpu(app->port_id), 3621 app->obj.entity_id_len); 3622 3623 if (app->obj.entity_id_len == 0 || app->port_id == 0) 3624 goto free_res; 3625 3626 hash = lpfc_vmid_hash_fn(app->obj.entity_id, 3627 app->obj.entity_id_len); 3628 vmp = lpfc_get_vmid_from_hashtable(vport, hash, 3629 app->obj.entity_id); 3630 if (vmp) { 3631 write_lock(&vport->vmid_lock); 3632 vmp->un.app_id = be32_to_cpu(app->app_id); 3633 vmp->flag |= LPFC_VMID_REGISTERED; 3634 vmp->flag &= ~LPFC_VMID_REQ_REGISTER; 3635 write_unlock(&vport->vmid_lock); 3636 /* Set IN USE flag */ 3637 vport->vmid_flag |= LPFC_VMID_IN_USE; 3638 } else { 3639 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3640 "6901 No entry found %s hash %d\n", 3641 app->obj.entity_id, hash); 3642 } 3643 break; 3644 case SLI_CTAS_DAPP_IDENT: 3645 app = (struct app_id_object *)(DAPP_IDENT_OFFSET + data); 3646 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3647 "6713 DAPP_IDENT app id %d port id x%x\n", 3648 be32_to_cpu(app->app_id), 3649 be32_to_cpu(app->port_id)); 3650 break; 3651 case SLI_CTAS_DALLAPP_ID: 3652 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3653 "8856 Deregistered all app ids\n"); 3654 read_lock(&vport->vmid_lock); 3655 for (i = 0; i < phba->cfg_max_vmid; i++) { 3656 vmp = &vport->vmid[i]; 3657 if (vmp->flag != LPFC_VMID_SLOT_FREE) 3658 memset(vmp, 0, sizeof(struct lpfc_vmid)); 3659 } 3660 read_unlock(&vport->vmid_lock); 3661 /* for all elements in the hash table */ 3662 if (!hash_empty(vport->hash_table)) 3663 hash_for_each(vport->hash_table, bucket, cur, hnode) 3664 hash_del(&cur->hnode); 3665 vport->load_flag |= FC_ALLOW_VMID; 3666 break; 3667 default: 3668 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3669 "8857 Invalid command code\n"); 3670 } 3671 free_res: 3672 lpfc_ct_free_iocb(phba, cmdiocb); 3673 lpfc_nlp_put(ndlp); 3674 } 3675 3676 /** 3677 * lpfc_vmid_cmd - Build and send a FDMI cmd to the specified NPort 3678 * @vport: pointer to a host virtual N_Port data structure. 3679 * @cmdcode: application server command code to send 3680 * @vmid: pointer to vmid info structure 3681 * 3682 * Builds and sends a FDMI command using the CT subsystem. 3683 */ 3684 int 3685 lpfc_vmid_cmd(struct lpfc_vport *vport, 3686 int cmdcode, struct lpfc_vmid *vmid) 3687 { 3688 struct lpfc_hba *phba = vport->phba; 3689 struct lpfc_dmabuf *mp, *bmp; 3690 struct lpfc_sli_ct_request *ctreq; 3691 struct ulp_bde64 *bpl; 3692 u32 size; 3693 u32 rsp_size; 3694 u8 *data; 3695 struct lpfc_vmid_rapp_ident_list *rap; 3696 struct lpfc_vmid_dapp_ident_list *dap; 3697 u8 retry = 0; 3698 struct lpfc_nodelist *ndlp; 3699 3700 void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3701 struct lpfc_iocbq *rspiocb); 3702 3703 ndlp = lpfc_findnode_did(vport, FDMI_DID); 3704 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 3705 return 0; 3706 3707 cmpl = lpfc_cmpl_ct_cmd_vmid; 3708 3709 /* fill in BDEs for command */ 3710 /* Allocate buffer for command payload */ 3711 mp = kmalloc(sizeof(*mp), GFP_KERNEL); 3712 if (!mp) 3713 goto vmid_free_mp_exit; 3714 3715 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); 3716 if (!mp->virt) 3717 goto vmid_free_mp_virt_exit; 3718 3719 /* Allocate buffer for Buffer ptr list */ 3720 bmp = kmalloc(sizeof(*bmp), GFP_KERNEL); 3721 if (!bmp) 3722 goto vmid_free_bmp_exit; 3723 3724 bmp->virt = lpfc_mbuf_alloc(phba, 0, &bmp->phys); 3725 if (!bmp->virt) 3726 goto vmid_free_bmp_virt_exit; 3727 3728 INIT_LIST_HEAD(&mp->list); 3729 INIT_LIST_HEAD(&bmp->list); 3730 3731 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3732 "3275 VMID Request Data: x%x x%x x%x\n", 3733 vport->fc_flag, vport->port_state, cmdcode); 3734 ctreq = (struct lpfc_sli_ct_request *)mp->virt; 3735 data = mp->virt; 3736 /* First populate the CT_IU preamble */ 3737 memset(data, 0, LPFC_BPL_SIZE); 3738 ctreq->RevisionId.bits.Revision = SLI_CT_REVISION; 3739 ctreq->RevisionId.bits.InId = 0; 3740 3741 ctreq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3742 ctreq->FsSubType = SLI_CT_APP_SEV_Subtypes; 3743 3744 ctreq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3745 rsp_size = LPFC_BPL_SIZE; 3746 size = 0; 3747 3748 switch (cmdcode) { 3749 case SLI_CTAS_RAPP_IDENT: 3750 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3751 "1329 RAPP_IDENT for %s\n", vmid->host_vmid); 3752 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3753 rap = (struct lpfc_vmid_rapp_ident_list *) 3754 (DAPP_IDENT_OFFSET + data); 3755 rap->no_of_objects = cpu_to_be32(1); 3756 rap->obj[0].entity_id_len = vmid->vmid_len; 3757 memcpy(rap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len); 3758 size = RAPP_IDENT_OFFSET + 3759 struct_size(rap, obj, be32_to_cpu(rap->no_of_objects)); 3760 retry = 1; 3761 break; 3762 3763 case SLI_CTAS_GALLAPPIA_ID: 3764 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3765 size = GALLAPPIA_ID_SIZE; 3766 break; 3767 3768 case SLI_CTAS_DAPP_IDENT: 3769 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3770 "1469 DAPP_IDENT for %s\n", vmid->host_vmid); 3771 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3772 dap = (struct lpfc_vmid_dapp_ident_list *) 3773 (DAPP_IDENT_OFFSET + data); 3774 dap->no_of_objects = cpu_to_be32(1); 3775 dap->obj[0].entity_id_len = vmid->vmid_len; 3776 memcpy(dap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len); 3777 size = DAPP_IDENT_OFFSET + 3778 struct_size(dap, obj, be32_to_cpu(dap->no_of_objects)); 3779 write_lock(&vport->vmid_lock); 3780 vmid->flag &= ~LPFC_VMID_REGISTERED; 3781 write_unlock(&vport->vmid_lock); 3782 retry = 1; 3783 break; 3784 3785 case SLI_CTAS_DALLAPP_ID: 3786 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3787 size = DALLAPP_ID_SIZE; 3788 break; 3789 3790 default: 3791 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3792 "7062 VMID cmdcode x%x not supported\n", 3793 cmdcode); 3794 goto vmid_free_all_mem; 3795 } 3796 3797 ctreq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3798 3799 bpl = (struct ulp_bde64 *)bmp->virt; 3800 bpl->addrHigh = putPaddrHigh(mp->phys); 3801 bpl->addrLow = putPaddrLow(mp->phys); 3802 bpl->tus.f.bdeFlags = 0; 3803 bpl->tus.f.bdeSize = size; 3804 3805 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3806 * to hold ndlp reference for the corresponding callback function. 3807 */ 3808 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) 3809 return 0; 3810 3811 vmid_free_all_mem: 3812 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 3813 vmid_free_bmp_virt_exit: 3814 kfree(bmp); 3815 vmid_free_bmp_exit: 3816 lpfc_mbuf_free(phba, mp->virt, mp->phys); 3817 vmid_free_mp_virt_exit: 3818 kfree(mp); 3819 vmid_free_mp_exit: 3820 3821 /* Issue CT request failed */ 3822 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3823 "3276 VMID CT request failed Data: x%x\n", cmdcode); 3824 return -EIO; 3825 } 3826