1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2024 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%lx\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_vlog_msg(vport, KERN_WARNING, 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 (test_bit(FC_UNLOADING, &vport->load_flag)) 302 return; 303 304 ndlp = lpfc_findnode_did(vport, did); 305 if (!ndlp) { 306 lpfc_vlog_msg(vport, KERN_WARNING, 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_vlog_msg(vport, KERN_WARNING, 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%lx 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%lx x%x x%x x%lx 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 (test_bit(NLP_NPR_2B_DISC, &ndlp->nlp_flag) && 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%lx 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%lx x%x x%px\n", 760 Did, vport->fc_flag, 761 vport->fc_rscn_id_cnt, ndlp); 762 } 763 } else { 764 if (!test_bit(FC_RSCN_MODE, &vport->fc_flag) || 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%lx 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%lx 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%lx 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 if (ndlp->nlp_DID == Did) 836 clear_bit(NLP_NVMET_RECOV, &ndlp->nlp_flag); 837 else 838 set_bit(NLP_NVMET_RECOV, &ndlp->nlp_flag); 839 } 840 } 841 } 842 843 static int 844 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type, 845 uint32_t Size) 846 { 847 struct lpfc_sli_ct_request *Response = 848 (struct lpfc_sli_ct_request *) mp->virt; 849 struct lpfc_dmabuf *mlast, *next_mp; 850 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 851 uint32_t Did, CTentry; 852 int Cnt; 853 struct list_head head; 854 struct lpfc_nodelist *ndlp = NULL; 855 856 lpfc_set_disctmo(vport); 857 vport->num_disc_nodes = 0; 858 vport->fc_ns_retry = 0; 859 860 861 list_add_tail(&head, &mp->list); 862 list_for_each_entry_safe(mp, next_mp, &head, list) { 863 mlast = mp; 864 865 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 866 867 Size -= Cnt; 868 869 if (!ctptr) { 870 ctptr = (uint32_t *) mlast->virt; 871 } else 872 Cnt -= 16; /* subtract length of CT header */ 873 874 /* Loop through entire NameServer list of DIDs */ 875 while (Cnt >= sizeof(uint32_t)) { 876 /* Get next DID from NameServer List */ 877 CTentry = *ctptr++; 878 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 879 lpfc_ns_rsp_audit_did(vport, Did, fc4_type); 880 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 881 goto nsout1; 882 883 Cnt -= sizeof(uint32_t); 884 } 885 ctptr = NULL; 886 887 } 888 889 /* All GID_FT entries processed. If the driver is running in 890 * in target mode, put impacted nodes into recovery and drop 891 * the RPI to flush outstanding IO. 892 */ 893 if (vport->phba->nvmet_support) { 894 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 895 if (!test_bit(NLP_NVMET_RECOV, &ndlp->nlp_flag)) 896 continue; 897 lpfc_disc_state_machine(vport, ndlp, NULL, 898 NLP_EVT_DEVICE_RECOVERY); 899 clear_bit(NLP_NVMET_RECOV, &ndlp->nlp_flag); 900 } 901 } 902 903 nsout1: 904 list_del(&head); 905 return 0; 906 } 907 908 static void 909 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 910 struct lpfc_iocbq *rspiocb) 911 { 912 struct lpfc_vport *vport = cmdiocb->vport; 913 struct lpfc_dmabuf *outp; 914 struct lpfc_dmabuf *inp; 915 struct lpfc_sli_ct_request *CTrsp; 916 struct lpfc_sli_ct_request *CTreq; 917 struct lpfc_nodelist *ndlp; 918 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 919 u32 ulp_word4 = get_job_word4(phba, rspiocb); 920 int rc, type; 921 922 /* First save ndlp, before we overwrite it */ 923 ndlp = cmdiocb->ndlp; 924 925 /* we pass cmdiocb to state machine which needs rspiocb as well */ 926 cmdiocb->rsp_iocb = rspiocb; 927 inp = cmdiocb->cmd_dmabuf; 928 outp = cmdiocb->rsp_dmabuf; 929 930 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 931 "GID_FT cmpl: status:x%x/x%x rtry:%d", 932 ulp_status, ulp_word4, vport->fc_ns_retry); 933 934 /* Ignore response if link flipped after this request was made */ 935 if (cmdiocb->event_tag != phba->fc_eventTag) { 936 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 937 "9043 Event tag mismatch. Ignoring NS rsp\n"); 938 goto out; 939 } 940 941 /* Skip processing response on pport if unloading */ 942 if (vport == phba->pport && test_bit(FC_UNLOADING, &vport->load_flag)) { 943 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 944 lpfc_els_flush_rscn(vport); 945 goto out; 946 } 947 948 if (lpfc_els_chk_latt(vport)) { 949 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 950 "0216 Link event during NS query\n"); 951 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 952 lpfc_els_flush_rscn(vport); 953 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 954 goto out; 955 } 956 if (lpfc_error_lost_link(vport, ulp_status, ulp_word4)) { 957 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 958 "0226 NS query failed due to link event: " 959 "ulp_status x%x ulp_word4 x%x fc_flag x%lx " 960 "port_state x%x gidft_inp x%x\n", 961 ulp_status, ulp_word4, vport->fc_flag, 962 vport->port_state, vport->gidft_inp); 963 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 964 lpfc_els_flush_rscn(vport); 965 if (vport->gidft_inp) 966 vport->gidft_inp--; 967 goto out; 968 } 969 970 if (test_and_clear_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) { 971 /* This is a GID_FT completing so the gidft_inp counter was 972 * incremented before the GID_FT was issued to the wire. 973 */ 974 if (vport->gidft_inp) 975 vport->gidft_inp--; 976 977 /* 978 * Skip processing the NS response 979 * Re-issue the NS cmd 980 */ 981 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 982 "0151 Process Deferred RSCN Data: x%lx x%x\n", 983 vport->fc_flag, vport->fc_rscn_id_cnt); 984 lpfc_els_handle_rscn(vport); 985 986 goto out; 987 } 988 989 if (ulp_status) { 990 /* Check for retry */ 991 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 992 if (ulp_status != IOSTAT_LOCAL_REJECT || 993 (ulp_word4 & IOERR_PARAM_MASK) != 994 IOERR_NO_RESOURCES) 995 vport->fc_ns_retry++; 996 997 type = lpfc_get_gidft_type(vport, cmdiocb); 998 if (type == 0) 999 goto out; 1000 1001 /* CT command is being retried */ 1002 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 1003 vport->fc_ns_retry, type); 1004 if (rc == 0) 1005 goto out; 1006 else { /* Unable to send NS cmd */ 1007 if (vport->gidft_inp) 1008 vport->gidft_inp--; 1009 } 1010 } 1011 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1012 lpfc_els_flush_rscn(vport); 1013 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1014 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1015 "0257 GID_FT Query error: 0x%x 0x%x\n", 1016 ulp_status, vport->fc_ns_retry); 1017 } else { 1018 /* Good status, continue checking */ 1019 CTreq = (struct lpfc_sli_ct_request *) inp->virt; 1020 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1021 if (CTrsp->CommandResponse.bits.CmdRsp == 1022 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 1023 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1024 "0208 NameServer Rsp Data: x%lx x%x " 1025 "x%x x%x sz x%x\n", 1026 vport->fc_flag, 1027 CTreq->un.gid.Fc4Type, 1028 vport->num_disc_nodes, 1029 vport->gidft_inp, 1030 get_job_data_placed(phba, rspiocb)); 1031 1032 lpfc_ns_rsp(vport, 1033 outp, 1034 CTreq->un.gid.Fc4Type, 1035 get_job_data_placed(phba, rspiocb)); 1036 } else if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1037 SLI_CT_RESPONSE_FS_RJT) { 1038 /* NameServer Rsp Error */ 1039 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 1040 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 1041 lpfc_printf_vlog(vport, KERN_INFO, 1042 LOG_DISCOVERY, 1043 "0269 No NameServer Entries " 1044 "Data: x%x x%x x%x x%lx\n", 1045 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1046 (uint32_t) CTrsp->ReasonCode, 1047 (uint32_t) CTrsp->Explanation, 1048 vport->fc_flag); 1049 1050 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1051 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 1052 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1053 (uint32_t) CTrsp->ReasonCode, 1054 (uint32_t) CTrsp->Explanation); 1055 } else { 1056 lpfc_printf_vlog(vport, KERN_INFO, 1057 LOG_DISCOVERY, 1058 "0240 NameServer Rsp Error " 1059 "Data: x%x x%x x%x x%lx\n", 1060 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1061 (uint32_t) CTrsp->ReasonCode, 1062 (uint32_t) CTrsp->Explanation, 1063 vport->fc_flag); 1064 1065 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1066 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1067 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1068 (uint32_t) CTrsp->ReasonCode, 1069 (uint32_t) CTrsp->Explanation); 1070 } 1071 1072 1073 } else { 1074 /* NameServer Rsp Error */ 1075 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1076 "0241 NameServer Rsp Error " 1077 "Data: x%x x%x x%x x%lx\n", 1078 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1079 (uint32_t) CTrsp->ReasonCode, 1080 (uint32_t) CTrsp->Explanation, 1081 vport->fc_flag); 1082 1083 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1084 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1085 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1086 (uint32_t) CTrsp->ReasonCode, 1087 (uint32_t) CTrsp->Explanation); 1088 } 1089 if (vport->gidft_inp) 1090 vport->gidft_inp--; 1091 } 1092 1093 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1094 "4216 GID_FT cmpl inp %d disc %d\n", 1095 vport->gidft_inp, vport->num_disc_nodes); 1096 1097 /* Link up / RSCN discovery */ 1098 if ((vport->num_disc_nodes == 0) && 1099 (vport->gidft_inp == 0)) { 1100 /* 1101 * The driver has cycled through all Nports in the RSCN payload. 1102 * Complete the handling by cleaning up and marking the 1103 * current driver state. 1104 */ 1105 if (vport->port_state >= LPFC_DISC_AUTH) { 1106 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) { 1107 lpfc_els_flush_rscn(vport); 1108 /* RSCN still */ 1109 set_bit(FC_RSCN_MODE, &vport->fc_flag); 1110 } else { 1111 lpfc_els_flush_rscn(vport); 1112 } 1113 } 1114 1115 lpfc_disc_start(vport); 1116 } 1117 out: 1118 lpfc_ct_free_iocb(phba, cmdiocb); 1119 lpfc_nlp_put(ndlp); 1120 return; 1121 } 1122 1123 static void 1124 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1125 struct lpfc_iocbq *rspiocb) 1126 { 1127 struct lpfc_vport *vport = cmdiocb->vport; 1128 struct lpfc_dmabuf *outp; 1129 struct lpfc_dmabuf *inp; 1130 struct lpfc_sli_ct_request *CTrsp; 1131 struct lpfc_sli_ct_request *CTreq; 1132 struct lpfc_nodelist *ndlp; 1133 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1134 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1135 int rc; 1136 1137 /* First save ndlp, before we overwrite it */ 1138 ndlp = cmdiocb->ndlp; 1139 1140 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1141 cmdiocb->rsp_iocb = rspiocb; 1142 inp = cmdiocb->cmd_dmabuf; 1143 outp = cmdiocb->rsp_dmabuf; 1144 1145 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1146 "GID_PT cmpl: status:x%x/x%x rtry:%d", 1147 ulp_status, ulp_word4, 1148 vport->fc_ns_retry); 1149 1150 /* Ignore response if link flipped after this request was made */ 1151 if (cmdiocb->event_tag != phba->fc_eventTag) { 1152 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1153 "9044 Event tag mismatch. Ignoring NS rsp\n"); 1154 goto out; 1155 } 1156 1157 /* Skip processing response on pport if unloading */ 1158 if (vport == phba->pport && test_bit(FC_UNLOADING, &vport->load_flag)) { 1159 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1160 lpfc_els_flush_rscn(vport); 1161 goto out; 1162 } 1163 1164 if (lpfc_els_chk_latt(vport)) { 1165 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1166 "4108 Link event during NS query\n"); 1167 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1168 lpfc_els_flush_rscn(vport); 1169 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1170 goto out; 1171 } 1172 if (lpfc_error_lost_link(vport, ulp_status, ulp_word4)) { 1173 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1174 "4166 NS query failed due to link event: " 1175 "ulp_status x%x ulp_word4 x%x fc_flag x%lx " 1176 "port_state x%x gidft_inp x%x\n", 1177 ulp_status, ulp_word4, vport->fc_flag, 1178 vport->port_state, vport->gidft_inp); 1179 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1180 lpfc_els_flush_rscn(vport); 1181 if (vport->gidft_inp) 1182 vport->gidft_inp--; 1183 goto out; 1184 } 1185 1186 if (test_and_clear_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) { 1187 /* This is a GID_PT completing so the gidft_inp counter was 1188 * incremented before the GID_PT was issued to the wire. 1189 */ 1190 if (vport->gidft_inp) 1191 vport->gidft_inp--; 1192 1193 /* 1194 * Skip processing the NS response 1195 * Re-issue the NS cmd 1196 */ 1197 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 1198 "4167 Process Deferred RSCN Data: x%lx x%x\n", 1199 vport->fc_flag, vport->fc_rscn_id_cnt); 1200 lpfc_els_handle_rscn(vport); 1201 1202 goto out; 1203 } 1204 1205 if (ulp_status) { 1206 /* Check for retry */ 1207 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 1208 if (ulp_status != IOSTAT_LOCAL_REJECT || 1209 (ulp_word4 & IOERR_PARAM_MASK) != 1210 IOERR_NO_RESOURCES) 1211 vport->fc_ns_retry++; 1212 1213 /* CT command is being retried */ 1214 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT, 1215 vport->fc_ns_retry, GID_PT_N_PORT); 1216 if (rc == 0) 1217 goto out; 1218 else { /* Unable to send NS cmd */ 1219 if (vport->gidft_inp) 1220 vport->gidft_inp--; 1221 } 1222 } 1223 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1224 lpfc_els_flush_rscn(vport); 1225 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1226 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1227 "4103 GID_FT Query error: 0x%x 0x%x\n", 1228 ulp_status, vport->fc_ns_retry); 1229 } else { 1230 /* Good status, continue checking */ 1231 CTreq = (struct lpfc_sli_ct_request *)inp->virt; 1232 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1233 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1234 SLI_CT_RESPONSE_FS_ACC) { 1235 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1236 "4105 NameServer Rsp Data: x%lx x%x " 1237 "x%x x%x sz x%x\n", 1238 vport->fc_flag, 1239 CTreq->un.gid.Fc4Type, 1240 vport->num_disc_nodes, 1241 vport->gidft_inp, 1242 get_job_data_placed(phba, rspiocb)); 1243 1244 lpfc_ns_rsp(vport, 1245 outp, 1246 CTreq->un.gid.Fc4Type, 1247 get_job_data_placed(phba, rspiocb)); 1248 } else if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1249 SLI_CT_RESPONSE_FS_RJT) { 1250 /* NameServer Rsp Error */ 1251 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 1252 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 1253 lpfc_printf_vlog( 1254 vport, KERN_INFO, LOG_DISCOVERY, 1255 "4106 No NameServer Entries " 1256 "Data: x%x x%x x%x x%lx\n", 1257 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1258 (uint32_t)CTrsp->ReasonCode, 1259 (uint32_t)CTrsp->Explanation, 1260 vport->fc_flag); 1261 1262 lpfc_debugfs_disc_trc( 1263 vport, LPFC_DISC_TRC_CT, 1264 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x", 1265 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1266 (uint32_t)CTrsp->ReasonCode, 1267 (uint32_t)CTrsp->Explanation); 1268 } else { 1269 lpfc_printf_vlog( 1270 vport, KERN_INFO, LOG_DISCOVERY, 1271 "4107 NameServer Rsp Error " 1272 "Data: x%x x%x x%x x%lx\n", 1273 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1274 (uint32_t)CTrsp->ReasonCode, 1275 (uint32_t)CTrsp->Explanation, 1276 vport->fc_flag); 1277 1278 lpfc_debugfs_disc_trc( 1279 vport, LPFC_DISC_TRC_CT, 1280 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1281 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1282 (uint32_t)CTrsp->ReasonCode, 1283 (uint32_t)CTrsp->Explanation); 1284 } 1285 } else { 1286 /* NameServer Rsp Error */ 1287 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1288 "4109 NameServer Rsp Error " 1289 "Data: x%x x%x x%x x%lx\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 err2 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 if (vport->gidft_inp) 1303 vport->gidft_inp--; 1304 } 1305 1306 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1307 "6450 GID_PT cmpl inp %d disc %d\n", 1308 vport->gidft_inp, vport->num_disc_nodes); 1309 1310 /* Link up / RSCN discovery */ 1311 if ((vport->num_disc_nodes == 0) && 1312 (vport->gidft_inp == 0)) { 1313 /* 1314 * The driver has cycled through all Nports in the RSCN payload. 1315 * Complete the handling by cleaning up and marking the 1316 * current driver state. 1317 */ 1318 if (vport->port_state >= LPFC_DISC_AUTH) { 1319 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) { 1320 lpfc_els_flush_rscn(vport); 1321 /* RSCN still */ 1322 set_bit(FC_RSCN_MODE, &vport->fc_flag); 1323 } else { 1324 lpfc_els_flush_rscn(vport); 1325 } 1326 } 1327 1328 lpfc_disc_start(vport); 1329 } 1330 out: 1331 lpfc_ct_free_iocb(phba, cmdiocb); 1332 lpfc_nlp_put(ndlp); 1333 } 1334 1335 static void 1336 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1337 struct lpfc_iocbq *rspiocb) 1338 { 1339 struct lpfc_vport *vport = cmdiocb->vport; 1340 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 1341 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 1342 struct lpfc_sli_ct_request *CTrsp; 1343 int did, rc, retry; 1344 uint8_t fbits; 1345 struct lpfc_nodelist *ndlp = NULL, *free_ndlp = NULL; 1346 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1347 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1348 1349 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 1350 did = be32_to_cpu(did); 1351 1352 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1353 "GFF_ID cmpl: status:x%x/x%x did:x%x", 1354 ulp_status, ulp_word4, did); 1355 1356 /* Ignore response if link flipped after this request was made */ 1357 if (cmdiocb->event_tag != phba->fc_eventTag) { 1358 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1359 "9045 Event tag mismatch. Ignoring NS rsp\n"); 1360 goto iocb_free; 1361 } 1362 1363 if (ulp_status == IOSTAT_SUCCESS) { 1364 /* Good status, continue checking */ 1365 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1366 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 1367 1368 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1369 "6431 Process GFF_ID rsp for %08x " 1370 "fbits %02x %s %s\n", 1371 did, fbits, 1372 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ", 1373 (fbits & FC4_FEATURE_TARGET) ? "Target" : " "); 1374 1375 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1376 SLI_CT_RESPONSE_FS_ACC) { 1377 if ((fbits & FC4_FEATURE_INIT) && 1378 !(fbits & FC4_FEATURE_TARGET)) { 1379 lpfc_printf_vlog(vport, KERN_INFO, 1380 LOG_DISCOVERY, 1381 "0270 Skip x%x GFF " 1382 "NameServer Rsp Data: (init) " 1383 "x%x x%x\n", did, fbits, 1384 vport->fc_rscn_id_cnt); 1385 goto out; 1386 } 1387 } 1388 } 1389 else { 1390 /* Check for retry */ 1391 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 1392 retry = 1; 1393 if (ulp_status == IOSTAT_LOCAL_REJECT) { 1394 switch ((ulp_word4 & 1395 IOERR_PARAM_MASK)) { 1396 1397 case IOERR_NO_RESOURCES: 1398 /* We don't increment the retry 1399 * count for this case. 1400 */ 1401 break; 1402 case IOERR_LINK_DOWN: 1403 case IOERR_SLI_ABORTED: 1404 case IOERR_SLI_DOWN: 1405 retry = 0; 1406 break; 1407 default: 1408 cmdiocb->retry++; 1409 } 1410 } 1411 else 1412 cmdiocb->retry++; 1413 1414 if (retry) { 1415 /* CT command is being retried */ 1416 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 1417 cmdiocb->retry, did); 1418 if (rc == 0) { 1419 /* success */ 1420 free_ndlp = cmdiocb->ndlp; 1421 lpfc_ct_free_iocb(phba, cmdiocb); 1422 lpfc_nlp_put(free_ndlp); 1423 return; 1424 } 1425 } 1426 } 1427 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1428 "0267 NameServer GFF Rsp " 1429 "x%x Error (%d %d) Data: x%lx x%x\n", 1430 did, ulp_status, ulp_word4, 1431 vport->fc_flag, vport->fc_rscn_id_cnt); 1432 } 1433 1434 /* This is a target port, unregistered port, or the GFF_ID failed */ 1435 ndlp = lpfc_setup_disc_node(vport, did); 1436 if (ndlp) { 1437 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1438 "0242 Process x%x GFF " 1439 "NameServer Rsp Data: x%lx x%lx x%x\n", 1440 did, ndlp->nlp_flag, vport->fc_flag, 1441 vport->fc_rscn_id_cnt); 1442 } else { 1443 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1444 "0243 Skip x%x GFF " 1445 "NameServer Rsp Data: x%lx x%x\n", did, 1446 vport->fc_flag, vport->fc_rscn_id_cnt); 1447 } 1448 out: 1449 /* Link up / RSCN discovery */ 1450 if (vport->num_disc_nodes) 1451 vport->num_disc_nodes--; 1452 1453 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1454 "6451 GFF_ID cmpl inp %d disc %d\n", 1455 vport->gidft_inp, vport->num_disc_nodes); 1456 1457 if (vport->num_disc_nodes == 0) { 1458 /* 1459 * The driver has cycled through all Nports in the RSCN payload. 1460 * Complete the handling by cleaning up and marking the 1461 * current driver state. 1462 */ 1463 if (vport->port_state >= LPFC_DISC_AUTH) { 1464 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) { 1465 lpfc_els_flush_rscn(vport); 1466 /* RSCN still */ 1467 set_bit(FC_RSCN_MODE, &vport->fc_flag); 1468 } else { 1469 lpfc_els_flush_rscn(vport); 1470 } 1471 } 1472 lpfc_disc_start(vport); 1473 } 1474 1475 iocb_free: 1476 free_ndlp = cmdiocb->ndlp; 1477 lpfc_ct_free_iocb(phba, cmdiocb); 1478 lpfc_nlp_put(free_ndlp); 1479 return; 1480 } 1481 1482 static void 1483 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1484 struct lpfc_iocbq *rspiocb) 1485 { 1486 struct lpfc_vport *vport = cmdiocb->vport; 1487 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 1488 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 1489 struct lpfc_sli_ct_request *CTrsp; 1490 int did; 1491 struct lpfc_nodelist *ndlp = NULL; 1492 struct lpfc_nodelist *ns_ndlp = cmdiocb->ndlp; 1493 uint32_t fc4_data_0, fc4_data_1; 1494 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1495 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1496 1497 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId; 1498 did = be32_to_cpu(did); 1499 1500 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1501 "GFT_ID cmpl: status:x%x/x%x did:x%x", 1502 ulp_status, ulp_word4, did); 1503 1504 /* Ignore response if link flipped after this request was made */ 1505 if ((uint32_t)cmdiocb->event_tag != phba->fc_eventTag) { 1506 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1507 "9046 Event tag mismatch. Ignoring NS rsp\n"); 1508 goto out; 1509 } 1510 1511 if (ulp_status == IOSTAT_SUCCESS) { 1512 /* Good status, continue checking */ 1513 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1514 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]); 1515 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]); 1516 1517 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1518 "6432 Process GFT_ID rsp for %08x " 1519 "Data %08x %08x %s %s\n", 1520 did, fc4_data_0, fc4_data_1, 1521 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ? 1522 "FCP" : " ", 1523 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ? 1524 "NVME" : " "); 1525 1526 /* Lookup the NPort_ID queried in the GFT_ID and find the 1527 * driver's local node. It's an error if the driver 1528 * doesn't have one. 1529 */ 1530 ndlp = lpfc_findnode_did(vport, did); 1531 if (ndlp) { 1532 /* The bitmask value for FCP and NVME FCP types is 1533 * the same because they are 32 bits distant from 1534 * each other in word0 and word0. 1535 */ 1536 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) 1537 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 1538 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) 1539 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 1540 lpfc_printf_vlog(vport, KERN_INFO, 1541 LOG_DISCOVERY | LOG_NODE, 1542 "3064 Setting ndlp x%px, DID x%06x " 1543 "with FC4 x%08x, Data: x%08x x%08x " 1544 "%d\n", 1545 ndlp, did, ndlp->nlp_fc4_type, 1546 FC_TYPE_FCP, FC_TYPE_NVME, 1547 ndlp->nlp_state); 1548 1549 if (ndlp->nlp_state == NLP_STE_REG_LOGIN_ISSUE && 1550 ndlp->nlp_fc4_type) { 1551 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1552 lpfc_nlp_set_state(vport, ndlp, 1553 NLP_STE_PRLI_ISSUE); 1554 lpfc_issue_els_prli(vport, ndlp, 0); 1555 } else if (!ndlp->nlp_fc4_type) { 1556 /* If fc4 type is still unknown, then LOGO */ 1557 lpfc_printf_vlog(vport, KERN_INFO, 1558 LOG_DISCOVERY | LOG_NODE, 1559 "6443 Sending LOGO ndlp x%px, " 1560 "DID x%06x with fc4_type: " 1561 "x%08x, state: %d\n", 1562 ndlp, did, ndlp->nlp_fc4_type, 1563 ndlp->nlp_state); 1564 lpfc_issue_els_logo(vport, ndlp, 0); 1565 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1566 lpfc_nlp_set_state(vport, ndlp, 1567 NLP_STE_NPR_NODE); 1568 } 1569 } 1570 } else 1571 lpfc_vlog_msg(vport, KERN_WARNING, LOG_DISCOVERY, 1572 "3065 GFT_ID status x%08x\n", ulp_status); 1573 1574 out: 1575 lpfc_ct_free_iocb(phba, cmdiocb); 1576 lpfc_nlp_put(ns_ndlp); 1577 } 1578 1579 static void 1580 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1581 struct lpfc_iocbq *rspiocb) 1582 { 1583 struct lpfc_vport *vport = cmdiocb->vport; 1584 struct lpfc_dmabuf *inp; 1585 struct lpfc_dmabuf *outp; 1586 struct lpfc_sli_ct_request *CTrsp; 1587 struct lpfc_nodelist *ndlp; 1588 int cmdcode, rc; 1589 uint8_t retry; 1590 uint32_t latt; 1591 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1592 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1593 1594 /* First save ndlp, before we overwrite it */ 1595 ndlp = cmdiocb->ndlp; 1596 1597 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1598 cmdiocb->rsp_iocb = rspiocb; 1599 1600 inp = cmdiocb->cmd_dmabuf; 1601 outp = cmdiocb->rsp_dmabuf; 1602 1603 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 1604 CommandResponse.bits.CmdRsp); 1605 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1606 1607 latt = lpfc_els_chk_latt(vport); 1608 1609 /* RFT request completes status <ulp_status> CmdRsp <CmdRsp> */ 1610 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1611 "0209 CT Request completes, latt %d, " 1612 "ulp_status x%x CmdRsp x%x, Context x%x, Tag x%x\n", 1613 latt, ulp_status, 1614 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1615 get_job_ulpcontext(phba, cmdiocb), cmdiocb->iotag); 1616 1617 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1618 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 1619 ulp_status, ulp_word4, cmdcode); 1620 1621 if (ulp_status) { 1622 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1623 "0268 NS cmd x%x Error (x%x x%x)\n", 1624 cmdcode, ulp_status, ulp_word4); 1625 1626 if (ulp_status == IOSTAT_LOCAL_REJECT && 1627 (((ulp_word4 & IOERR_PARAM_MASK) == 1628 IOERR_SLI_DOWN) || 1629 ((ulp_word4 & IOERR_PARAM_MASK) == 1630 IOERR_SLI_ABORTED))) 1631 goto out; 1632 1633 retry = cmdiocb->retry; 1634 if (retry >= LPFC_MAX_NS_RETRY) 1635 goto out; 1636 1637 retry++; 1638 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1639 "0250 Retrying NS cmd %x\n", cmdcode); 1640 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 1641 if (rc == 0) 1642 goto out; 1643 } 1644 1645 out: 1646 /* If the caller wanted a synchronous DA_ID completion, signal the 1647 * wait obj and clear flag to reset the vport. 1648 */ 1649 if (ndlp->save_flags & NLP_WAIT_FOR_DA_ID) { 1650 if (ndlp->da_id_waitq) 1651 wake_up(ndlp->da_id_waitq); 1652 } 1653 1654 spin_lock_irq(&ndlp->lock); 1655 ndlp->save_flags &= ~NLP_WAIT_FOR_DA_ID; 1656 spin_unlock_irq(&ndlp->lock); 1657 1658 lpfc_ct_free_iocb(phba, cmdiocb); 1659 lpfc_nlp_put(ndlp); 1660 return; 1661 } 1662 1663 static void 1664 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1665 struct lpfc_iocbq *rspiocb) 1666 { 1667 struct lpfc_vport *vport = cmdiocb->vport; 1668 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1669 1670 if (ulp_status == IOSTAT_SUCCESS) { 1671 struct lpfc_dmabuf *outp; 1672 struct lpfc_sli_ct_request *CTrsp; 1673 1674 outp = cmdiocb->rsp_dmabuf; 1675 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1676 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1677 SLI_CT_RESPONSE_FS_ACC) 1678 vport->ct_flags |= FC_CT_RFT_ID; 1679 } 1680 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1681 return; 1682 } 1683 1684 static void 1685 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1686 struct lpfc_iocbq *rspiocb) 1687 { 1688 struct lpfc_vport *vport = cmdiocb->vport; 1689 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1690 1691 if (ulp_status == IOSTAT_SUCCESS) { 1692 struct lpfc_dmabuf *outp; 1693 struct lpfc_sli_ct_request *CTrsp; 1694 1695 outp = cmdiocb->rsp_dmabuf; 1696 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1697 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1698 SLI_CT_RESPONSE_FS_ACC) 1699 vport->ct_flags |= FC_CT_RNN_ID; 1700 } 1701 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1702 return; 1703 } 1704 1705 static void 1706 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1707 struct lpfc_iocbq *rspiocb) 1708 { 1709 struct lpfc_vport *vport = cmdiocb->vport; 1710 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1711 1712 if (ulp_status == IOSTAT_SUCCESS) { 1713 struct lpfc_dmabuf *outp; 1714 struct lpfc_sli_ct_request *CTrsp; 1715 1716 outp = cmdiocb->rsp_dmabuf; 1717 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1718 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1719 SLI_CT_RESPONSE_FS_ACC) 1720 vport->ct_flags |= FC_CT_RSPN_ID; 1721 } 1722 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1723 return; 1724 } 1725 1726 static void 1727 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1728 struct lpfc_iocbq *rspiocb) 1729 { 1730 struct lpfc_vport *vport = cmdiocb->vport; 1731 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1732 1733 if (ulp_status == IOSTAT_SUCCESS) { 1734 struct lpfc_dmabuf *outp; 1735 struct lpfc_sli_ct_request *CTrsp; 1736 1737 outp = cmdiocb->rsp_dmabuf; 1738 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1739 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1740 SLI_CT_RESPONSE_FS_ACC) 1741 vport->ct_flags |= FC_CT_RSNN_NN; 1742 } 1743 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1744 return; 1745 } 1746 1747 static void 1748 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1749 struct lpfc_iocbq *rspiocb) 1750 { 1751 struct lpfc_vport *vport = cmdiocb->vport; 1752 1753 /* even if it fails we will act as though it succeeded. */ 1754 vport->ct_flags = 0; 1755 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1756 return; 1757 } 1758 1759 static void 1760 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1761 struct lpfc_iocbq *rspiocb) 1762 { 1763 struct lpfc_vport *vport = cmdiocb->vport; 1764 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1765 1766 if (ulp_status == IOSTAT_SUCCESS) { 1767 struct lpfc_dmabuf *outp; 1768 struct lpfc_sli_ct_request *CTrsp; 1769 1770 outp = cmdiocb->rsp_dmabuf; 1771 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1772 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1773 SLI_CT_RESPONSE_FS_ACC) 1774 vport->ct_flags |= FC_CT_RFF_ID; 1775 } 1776 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1777 return; 1778 } 1779 1780 /* 1781 * Although the symbolic port name is thought to be an integer 1782 * as of January 18, 2016, leave it as a string until more of 1783 * the record state becomes defined. 1784 */ 1785 int 1786 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1787 size_t size) 1788 { 1789 int n; 1790 1791 /* 1792 * Use the lpfc board number as the Symbolic Port 1793 * Name object. NPIV is not in play so this integer 1794 * value is sufficient and unique per FC-ID. 1795 */ 1796 n = scnprintf(symbol, size, "%d", vport->phba->brd_no); 1797 return n; 1798 } 1799 1800 1801 int 1802 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1803 size_t size) 1804 { 1805 char fwrev[FW_REV_STR_SIZE] = {0}; 1806 char tmp[MAXHOSTNAMELEN] = {0}; 1807 1808 memset(symbol, 0, size); 1809 1810 scnprintf(tmp, sizeof(tmp), "Emulex %s", vport->phba->ModelName); 1811 if (strlcat(symbol, tmp, size) >= size) 1812 goto buffer_done; 1813 1814 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1815 scnprintf(tmp, sizeof(tmp), " FV%s", fwrev); 1816 if (strlcat(symbol, tmp, size) >= size) 1817 goto buffer_done; 1818 1819 scnprintf(tmp, sizeof(tmp), " DV%s", lpfc_release_version); 1820 if (strlcat(symbol, tmp, size) >= size) 1821 goto buffer_done; 1822 1823 scnprintf(tmp, sizeof(tmp), " HN:%s", vport->phba->os_host_name); 1824 if (strlcat(symbol, tmp, size) >= size) 1825 goto buffer_done; 1826 1827 /* Note :- OS name is "Linux" */ 1828 scnprintf(tmp, sizeof(tmp), " OS:%s", init_utsname()->sysname); 1829 strlcat(symbol, tmp, size); 1830 1831 buffer_done: 1832 return strnlen(symbol, size); 1833 1834 } 1835 1836 static uint32_t 1837 lpfc_find_map_node(struct lpfc_vport *vport) 1838 { 1839 struct lpfc_nodelist *ndlp, *next_ndlp; 1840 unsigned long iflags; 1841 uint32_t cnt = 0; 1842 1843 spin_lock_irqsave(&vport->fc_nodes_list_lock, iflags); 1844 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1845 if (ndlp->nlp_type & NLP_FABRIC) 1846 continue; 1847 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1848 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1849 cnt++; 1850 } 1851 spin_unlock_irqrestore(&vport->fc_nodes_list_lock, iflags); 1852 return cnt; 1853 } 1854 1855 /* 1856 * This routine will return the FC4 Type associated with the CT 1857 * GID_FT command. 1858 */ 1859 int 1860 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb) 1861 { 1862 struct lpfc_sli_ct_request *CtReq; 1863 struct lpfc_dmabuf *mp; 1864 uint32_t type; 1865 1866 mp = cmdiocb->cmd_dmabuf; 1867 if (mp == NULL) 1868 return 0; 1869 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 1870 type = (uint32_t)CtReq->un.gid.Fc4Type; 1871 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME)) 1872 return 0; 1873 return type; 1874 } 1875 1876 /* 1877 * lpfc_ns_cmd 1878 * Description: 1879 * Issue Cmd to NameServer 1880 * SLI_CTNS_GID_FT 1881 * LI_CTNS_RFT_ID 1882 */ 1883 int 1884 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1885 uint8_t retry, uint32_t context) 1886 { 1887 struct lpfc_nodelist * ndlp; 1888 struct lpfc_hba *phba = vport->phba; 1889 struct lpfc_dmabuf *mp, *bmp; 1890 struct lpfc_sli_ct_request *CtReq; 1891 struct ulp_bde64 *bpl; 1892 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1893 struct lpfc_iocbq *) = NULL; 1894 uint32_t *ptr; 1895 uint32_t rsp_size = 1024; 1896 size_t size; 1897 int rc = 0; 1898 1899 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1900 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1901 rc=1; 1902 goto ns_cmd_exit; 1903 } 1904 1905 /* fill in BDEs for command */ 1906 /* Allocate buffer for command payload */ 1907 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1908 if (!mp) { 1909 rc=2; 1910 goto ns_cmd_exit; 1911 } 1912 1913 INIT_LIST_HEAD(&mp->list); 1914 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1915 if (!mp->virt) { 1916 rc=3; 1917 goto ns_cmd_free_mp; 1918 } 1919 1920 /* Allocate buffer for Buffer ptr list */ 1921 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1922 if (!bmp) { 1923 rc=4; 1924 goto ns_cmd_free_mpvirt; 1925 } 1926 1927 INIT_LIST_HEAD(&bmp->list); 1928 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1929 if (!bmp->virt) { 1930 rc=5; 1931 goto ns_cmd_free_bmp; 1932 } 1933 1934 /* NameServer Req */ 1935 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1936 "0236 NameServer Req Data: x%x x%lx x%x x%x\n", 1937 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt, 1938 context); 1939 1940 bpl = (struct ulp_bde64 *) bmp->virt; 1941 memset(bpl, 0, sizeof(struct ulp_bde64)); 1942 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1943 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1944 bpl->tus.f.bdeFlags = 0; 1945 if (cmdcode == SLI_CTNS_GID_FT) 1946 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1947 else if (cmdcode == SLI_CTNS_GID_PT) 1948 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1949 else if (cmdcode == SLI_CTNS_GFF_ID) 1950 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1951 else if (cmdcode == SLI_CTNS_GFT_ID) 1952 bpl->tus.f.bdeSize = GFT_REQUEST_SZ; 1953 else if (cmdcode == SLI_CTNS_RFT_ID) 1954 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1955 else if (cmdcode == SLI_CTNS_RNN_ID) 1956 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1957 else if (cmdcode == SLI_CTNS_RSPN_ID) 1958 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1959 else if (cmdcode == SLI_CTNS_RSNN_NN) 1960 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1961 else if (cmdcode == SLI_CTNS_DA_ID) 1962 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1963 else if (cmdcode == SLI_CTNS_RFF_ID) 1964 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1965 else 1966 bpl->tus.f.bdeSize = 0; 1967 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1968 1969 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1970 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1971 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1972 CtReq->RevisionId.bits.InId = 0; 1973 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1974 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1975 CtReq->CommandResponse.bits.Size = 0; 1976 switch (cmdcode) { 1977 case SLI_CTNS_GID_FT: 1978 CtReq->CommandResponse.bits.CmdRsp = 1979 cpu_to_be16(SLI_CTNS_GID_FT); 1980 CtReq->un.gid.Fc4Type = context; 1981 1982 if (vport->port_state < LPFC_NS_QRY) 1983 vport->port_state = LPFC_NS_QRY; 1984 lpfc_set_disctmo(vport); 1985 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1986 rsp_size = FC_MAX_NS_RSP; 1987 break; 1988 1989 case SLI_CTNS_GID_PT: 1990 CtReq->CommandResponse.bits.CmdRsp = 1991 cpu_to_be16(SLI_CTNS_GID_PT); 1992 CtReq->un.gid.PortType = context; 1993 1994 if (vport->port_state < LPFC_NS_QRY) 1995 vport->port_state = LPFC_NS_QRY; 1996 lpfc_set_disctmo(vport); 1997 cmpl = lpfc_cmpl_ct_cmd_gid_pt; 1998 rsp_size = FC_MAX_NS_RSP; 1999 break; 2000 2001 case SLI_CTNS_GFF_ID: 2002 CtReq->CommandResponse.bits.CmdRsp = 2003 cpu_to_be16(SLI_CTNS_GFF_ID); 2004 CtReq->un.gff.PortId = cpu_to_be32(context); 2005 cmpl = lpfc_cmpl_ct_cmd_gff_id; 2006 break; 2007 2008 case SLI_CTNS_GFT_ID: 2009 CtReq->CommandResponse.bits.CmdRsp = 2010 cpu_to_be16(SLI_CTNS_GFT_ID); 2011 CtReq->un.gft.PortId = cpu_to_be32(context); 2012 cmpl = lpfc_cmpl_ct_cmd_gft_id; 2013 break; 2014 2015 case SLI_CTNS_RFT_ID: 2016 vport->ct_flags &= ~FC_CT_RFT_ID; 2017 CtReq->CommandResponse.bits.CmdRsp = 2018 cpu_to_be16(SLI_CTNS_RFT_ID); 2019 CtReq->un.rft.port_id = cpu_to_be32(vport->fc_myDID); 2020 2021 /* Register Application Services type if vmid enabled. */ 2022 if (phba->cfg_vmid_app_header) 2023 CtReq->un.rft.app_serv_reg = 2024 cpu_to_be32(RFT_APP_SERV_REG); 2025 2026 /* Register FC4 FCP type if enabled. */ 2027 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 2028 vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP) 2029 CtReq->un.rft.fcp_reg = cpu_to_be32(RFT_FCP_REG); 2030 2031 /* Register NVME type if enabled. */ 2032 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 2033 vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME) 2034 CtReq->un.rft.nvme_reg = cpu_to_be32(RFT_NVME_REG); 2035 2036 ptr = (uint32_t *)CtReq; 2037 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2038 "6433 Issue RFT (%s %s %s): %08x %08x %08x " 2039 "%08x %08x %08x %08x %08x\n", 2040 CtReq->un.rft.fcp_reg ? "FCP" : " ", 2041 CtReq->un.rft.nvme_reg ? "NVME" : " ", 2042 CtReq->un.rft.app_serv_reg ? "APPS" : " ", 2043 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 2044 *(ptr + 4), *(ptr + 5), 2045 *(ptr + 6), *(ptr + 7)); 2046 cmpl = lpfc_cmpl_ct_cmd_rft_id; 2047 break; 2048 2049 case SLI_CTNS_RNN_ID: 2050 vport->ct_flags &= ~FC_CT_RNN_ID; 2051 CtReq->CommandResponse.bits.CmdRsp = 2052 cpu_to_be16(SLI_CTNS_RNN_ID); 2053 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 2054 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 2055 sizeof(struct lpfc_name)); 2056 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 2057 break; 2058 2059 case SLI_CTNS_RSPN_ID: 2060 vport->ct_flags &= ~FC_CT_RSPN_ID; 2061 CtReq->CommandResponse.bits.CmdRsp = 2062 cpu_to_be16(SLI_CTNS_RSPN_ID); 2063 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 2064 size = sizeof(CtReq->un.rspn.symbname); 2065 CtReq->un.rspn.len = 2066 lpfc_vport_symbolic_port_name(vport, 2067 CtReq->un.rspn.symbname, size); 2068 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 2069 break; 2070 case SLI_CTNS_RSNN_NN: 2071 vport->ct_flags &= ~FC_CT_RSNN_NN; 2072 CtReq->CommandResponse.bits.CmdRsp = 2073 cpu_to_be16(SLI_CTNS_RSNN_NN); 2074 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 2075 sizeof(struct lpfc_name)); 2076 size = sizeof(CtReq->un.rsnn.symbname); 2077 CtReq->un.rsnn.len = 2078 lpfc_vport_symbolic_node_name(vport, 2079 CtReq->un.rsnn.symbname, size); 2080 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 2081 break; 2082 case SLI_CTNS_DA_ID: 2083 /* Implement DA_ID Nameserver request */ 2084 CtReq->CommandResponse.bits.CmdRsp = 2085 cpu_to_be16(SLI_CTNS_DA_ID); 2086 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 2087 cmpl = lpfc_cmpl_ct_cmd_da_id; 2088 break; 2089 case SLI_CTNS_RFF_ID: 2090 vport->ct_flags &= ~FC_CT_RFF_ID; 2091 CtReq->CommandResponse.bits.CmdRsp = 2092 cpu_to_be16(SLI_CTNS_RFF_ID); 2093 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 2094 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 2095 2096 /* The driver always supports FC_TYPE_FCP. However, the 2097 * caller can specify NVME (type x28) as well. But only 2098 * these that FC4 type is supported. 2099 */ 2100 if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 2101 (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) && 2102 (context == FC_TYPE_NVME)) { 2103 if ((vport == phba->pport) && phba->nvmet_support) { 2104 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET | 2105 FC4_FEATURE_NVME_DISC); 2106 lpfc_nvmet_update_targetport(phba); 2107 } else { 2108 lpfc_nvme_update_localport(vport); 2109 } 2110 CtReq->un.rff.type_code = context; 2111 2112 } else if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 2113 (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) && 2114 (context == FC_TYPE_FCP)) 2115 CtReq->un.rff.type_code = context; 2116 2117 else 2118 goto ns_cmd_free_bmpvirt; 2119 2120 ptr = (uint32_t *)CtReq; 2121 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2122 "6434 Issue RFF (%s): %08x %08x %08x %08x " 2123 "%08x %08x %08x %08x\n", 2124 (context == FC_TYPE_NVME) ? "NVME" : "FCP", 2125 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 2126 *(ptr + 4), *(ptr + 5), 2127 *(ptr + 6), *(ptr + 7)); 2128 cmpl = lpfc_cmpl_ct_cmd_rff_id; 2129 break; 2130 } 2131 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 2132 * to hold ndlp reference for the corresponding callback function. 2133 */ 2134 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 2135 /* On success, The cmpl function will free the buffers */ 2136 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 2137 "Issue CT cmd: cmd:x%x did:x%x", 2138 cmdcode, ndlp->nlp_DID, 0); 2139 return 0; 2140 } 2141 rc=6; 2142 2143 ns_cmd_free_bmpvirt: 2144 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 2145 ns_cmd_free_bmp: 2146 kfree(bmp); 2147 ns_cmd_free_mpvirt: 2148 lpfc_mbuf_free(phba, mp->virt, mp->phys); 2149 ns_cmd_free_mp: 2150 kfree(mp); 2151 ns_cmd_exit: 2152 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 2153 "0266 Issue NameServer Req x%x err %d Data: x%lx " 2154 "x%x\n", 2155 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 2156 return 1; 2157 } 2158 2159 /** 2160 * lpfc_fdmi_rprt_defer - Check for any deferred FDMI RPRT commands 2161 * @phba: Pointer to HBA context object. 2162 * @mask: Initial port attributes mask 2163 * 2164 * This function checks to see if any vports have deferred their FDMI RPRT. 2165 * A vports RPRT may be deferred if it is issued before the primary ports 2166 * RHBA completes. 2167 */ 2168 static void 2169 lpfc_fdmi_rprt_defer(struct lpfc_hba *phba, uint32_t mask) 2170 { 2171 struct lpfc_vport **vports; 2172 struct lpfc_vport *vport; 2173 struct lpfc_nodelist *ndlp; 2174 int i; 2175 2176 set_bit(HBA_RHBA_CMPL, &phba->hba_flag); 2177 vports = lpfc_create_vport_work_array(phba); 2178 if (vports) { 2179 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { 2180 vport = vports[i]; 2181 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2182 if (!ndlp) 2183 continue; 2184 if (vport->ct_flags & FC_CT_RPRT_DEFER) { 2185 vport->ct_flags &= ~FC_CT_RPRT_DEFER; 2186 vport->fdmi_port_mask = mask; 2187 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2188 } 2189 } 2190 } 2191 lpfc_destroy_vport_work_array(phba, vports); 2192 } 2193 2194 /** 2195 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 2196 * @phba: Pointer to HBA context object. 2197 * @cmdiocb: Pointer to the command IOCBQ. 2198 * @rspiocb: Pointer to the response IOCBQ. 2199 * 2200 * This function to handle the completion of a driver initiated FDMI 2201 * CT command issued during discovery. 2202 */ 2203 static void 2204 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 2205 struct lpfc_iocbq *rspiocb) 2206 { 2207 struct lpfc_vport *vport = cmdiocb->vport; 2208 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 2209 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 2210 struct lpfc_sli_ct_request *CTcmd = inp->virt; 2211 struct lpfc_sli_ct_request *CTrsp = outp->virt; 2212 __be16 fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 2213 __be16 fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 2214 struct lpfc_nodelist *ndlp, *free_ndlp = NULL; 2215 uint32_t latt, cmd, err; 2216 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 2217 u32 ulp_word4 = get_job_word4(phba, rspiocb); 2218 2219 latt = lpfc_els_chk_latt(vport); 2220 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 2221 "FDMI cmpl: status:x%x/x%x latt:%d", 2222 ulp_status, ulp_word4, latt); 2223 2224 if (latt || ulp_status) { 2225 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 2226 "0229 FDMI cmd %04x failed, latt = %d " 2227 "ulp_status: (x%x/x%x), sli_flag x%x\n", 2228 be16_to_cpu(fdmi_cmd), latt, ulp_status, 2229 ulp_word4, phba->sli.sli_flag); 2230 2231 /* Look for a retryable error */ 2232 if (ulp_status == IOSTAT_LOCAL_REJECT) { 2233 switch ((ulp_word4 & IOERR_PARAM_MASK)) { 2234 case IOERR_SLI_ABORTED: 2235 case IOERR_SLI_DOWN: 2236 /* Driver aborted this IO. No retry as error 2237 * is likely Offline->Online or some adapter 2238 * error. Recovery will try again, but if port 2239 * is not active there's no point to continue 2240 * issuing follow up FDMI commands. 2241 */ 2242 if (!(phba->sli.sli_flag & LPFC_SLI_ACTIVE)) { 2243 free_ndlp = cmdiocb->ndlp; 2244 lpfc_ct_free_iocb(phba, cmdiocb); 2245 lpfc_nlp_put(free_ndlp); 2246 return; 2247 } 2248 break; 2249 case IOERR_ABORT_IN_PROGRESS: 2250 case IOERR_SEQUENCE_TIMEOUT: 2251 case IOERR_ILLEGAL_FRAME: 2252 case IOERR_NO_RESOURCES: 2253 case IOERR_ILLEGAL_COMMAND: 2254 cmdiocb->retry++; 2255 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 2256 break; 2257 2258 /* Retry the same FDMI command */ 2259 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 2260 cmdiocb, 0); 2261 if (err == IOCB_ERROR) 2262 break; 2263 return; 2264 default: 2265 break; 2266 } 2267 } 2268 } 2269 2270 free_ndlp = cmdiocb->ndlp; 2271 lpfc_ct_free_iocb(phba, cmdiocb); 2272 lpfc_nlp_put(free_ndlp); 2273 2274 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2275 if (!ndlp) 2276 return; 2277 2278 /* Check for a CT LS_RJT response */ 2279 cmd = be16_to_cpu(fdmi_cmd); 2280 if (be16_to_cpu(fdmi_rsp) == SLI_CT_RESPONSE_FS_RJT) { 2281 /* Log FDMI reject */ 2282 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY | LOG_ELS, 2283 "0220 FDMI cmd FS_RJT Data: x%x", cmd); 2284 2285 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 2286 switch (cmd) { 2287 case SLI_MGMT_RHBA: 2288 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 2289 /* Fallback to FDMI-1 for HBA attributes */ 2290 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 2291 2292 /* If HBA attributes are FDMI1, so should 2293 * port attributes be for consistency. 2294 */ 2295 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2296 /* Start over */ 2297 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2298 } 2299 return; 2300 2301 case SLI_MGMT_RPRT: 2302 if (vport->port_type != LPFC_PHYSICAL_PORT) { 2303 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2304 if (!ndlp) 2305 return; 2306 } 2307 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 2308 /* Fallback to FDMI-1 */ 2309 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2310 /* Start over */ 2311 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2312 return; 2313 } 2314 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 2315 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 2316 /* Retry the same command */ 2317 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2318 } 2319 return; 2320 2321 case SLI_MGMT_RPA: 2322 /* No retry on Vendor, RPA only done on physical port */ 2323 if (phba->link_flag & LS_CT_VEN_RPA) { 2324 phba->link_flag &= ~LS_CT_VEN_RPA; 2325 if (phba->cmf_active_mode == LPFC_CFG_OFF) 2326 return; 2327 lpfc_printf_log(phba, KERN_WARNING, 2328 LOG_DISCOVERY | LOG_ELS, 2329 "6460 VEN FDMI RPA RJT\n"); 2330 return; 2331 } 2332 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 2333 /* Fallback to FDMI-1 */ 2334 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 2335 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2336 /* Start over */ 2337 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2338 return; 2339 } 2340 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 2341 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 2342 /* Retry the same command */ 2343 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2344 } 2345 return; 2346 } 2347 } 2348 2349 /* 2350 * On success, need to cycle thru FDMI registration for discovery 2351 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2352 * DPRT -> RPRT (vports) 2353 */ 2354 switch (cmd) { 2355 case SLI_MGMT_RHBA: 2356 /* Check for any RPRTs deferred till after RHBA completes */ 2357 lpfc_fdmi_rprt_defer(phba, vport->fdmi_port_mask); 2358 2359 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 2360 break; 2361 2362 case SLI_MGMT_DHBA: 2363 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2364 break; 2365 2366 case SLI_MGMT_DPRT: 2367 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2368 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 2369 } else { 2370 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2371 if (!ndlp) 2372 return; 2373 2374 /* Only issue a RPRT for the vport if the RHBA 2375 * for the physical port completes successfully. 2376 * We may have to defer the RPRT accordingly. 2377 */ 2378 if (test_bit(HBA_RHBA_CMPL, &phba->hba_flag)) { 2379 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2380 } else { 2381 lpfc_printf_vlog(vport, KERN_INFO, 2382 LOG_DISCOVERY, 2383 "6078 RPRT deferred\n"); 2384 vport->ct_flags |= FC_CT_RPRT_DEFER; 2385 } 2386 } 2387 break; 2388 case SLI_MGMT_RPA: 2389 if (vport->port_type == LPFC_PHYSICAL_PORT && 2390 phba->sli4_hba.pc_sli4_params.mi_ver) { 2391 /* mi is only for the phyical port, no vports */ 2392 if (phba->link_flag & LS_CT_VEN_RPA) { 2393 lpfc_printf_vlog(vport, KERN_INFO, 2394 LOG_DISCOVERY | LOG_ELS | 2395 LOG_CGN_MGMT, 2396 "6449 VEN RPA FDMI Success\n"); 2397 phba->link_flag &= ~LS_CT_VEN_RPA; 2398 break; 2399 } 2400 2401 lpfc_printf_log(phba, KERN_INFO, 2402 LOG_DISCOVERY | LOG_CGN_MGMT, 2403 "6210 Issue Vendor MI FDMI %x\n", 2404 phba->sli4_hba.pc_sli4_params.mi_ver); 2405 2406 /* CGN is only for the physical port, no vports */ 2407 if (lpfc_fdmi_cmd(vport, ndlp, cmd, 2408 LPFC_FDMI_VENDOR_ATTR_mi) == 0) 2409 phba->link_flag |= LS_CT_VEN_RPA; 2410 lpfc_printf_log(phba, KERN_INFO, 2411 LOG_DISCOVERY | LOG_ELS, 2412 "6458 Send MI FDMI:%x Flag x%x\n", 2413 phba->sli4_hba.pc_sli4_params.mi_ver, 2414 phba->link_flag); 2415 } else { 2416 lpfc_printf_log(phba, KERN_INFO, 2417 LOG_DISCOVERY | LOG_ELS, 2418 "6459 No FDMI VEN MI support - " 2419 "RPA Success\n"); 2420 } 2421 break; 2422 } 2423 return; 2424 } 2425 2426 2427 /** 2428 * lpfc_fdmi_change_check - Check for changed FDMI parameters 2429 * @vport: pointer to a host virtual N_Port data structure. 2430 * 2431 * Check how many mapped NPorts we are connected to 2432 * Check if our hostname changed 2433 * Called from hbeat timeout routine to check if any FDMI parameters 2434 * changed. If so, re-register those Attributes. 2435 */ 2436 void 2437 lpfc_fdmi_change_check(struct lpfc_vport *vport) 2438 { 2439 struct lpfc_hba *phba = vport->phba; 2440 struct lpfc_nodelist *ndlp; 2441 uint16_t cnt; 2442 2443 if (!lpfc_is_link_up(phba)) 2444 return; 2445 2446 /* Must be connected to a Fabric */ 2447 if (!test_bit(FC_FABRIC, &vport->fc_flag)) 2448 return; 2449 2450 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2451 if (!ndlp) 2452 return; 2453 2454 /* Check if system hostname changed */ 2455 if (strcmp(phba->os_host_name, init_utsname()->nodename)) { 2456 memset(phba->os_host_name, 0, sizeof(phba->os_host_name)); 2457 scnprintf(phba->os_host_name, sizeof(phba->os_host_name), "%s", 2458 init_utsname()->nodename); 2459 lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0); 2460 2461 /* Since this effects multiple HBA and PORT attributes, we need 2462 * de-register and go thru the whole FDMI registration cycle. 2463 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2464 * DPRT -> RPRT (vports) 2465 */ 2466 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2467 /* For extra Vendor RPA */ 2468 phba->link_flag &= ~LS_CT_VEN_RPA; 2469 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2470 } else { 2471 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2472 if (!ndlp) 2473 return; 2474 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2475 } 2476 2477 /* Since this code path registers all the port attributes 2478 * we can just return without further checking. 2479 */ 2480 return; 2481 } 2482 2483 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 2484 return; 2485 2486 /* Check if the number of mapped NPorts changed */ 2487 cnt = lpfc_find_map_node(vport); 2488 if (cnt == vport->fdmi_num_disc) 2489 return; 2490 2491 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2492 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 2493 LPFC_FDMI_PORT_ATTR_num_disc); 2494 } else { 2495 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2496 if (!ndlp) 2497 return; 2498 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 2499 LPFC_FDMI_PORT_ATTR_num_disc); 2500 } 2501 } 2502 2503 static inline int 2504 lpfc_fdmi_set_attr_u32(void *attr, uint16_t attrtype, uint32_t attrval) 2505 { 2506 struct lpfc_fdmi_attr_u32 *ae = attr; 2507 int size = sizeof(*ae); 2508 2509 ae->type = cpu_to_be16(attrtype); 2510 ae->len = cpu_to_be16(size); 2511 ae->value_u32 = cpu_to_be32(attrval); 2512 2513 return size; 2514 } 2515 2516 static inline int 2517 lpfc_fdmi_set_attr_wwn(void *attr, uint16_t attrtype, struct lpfc_name *wwn) 2518 { 2519 struct lpfc_fdmi_attr_wwn *ae = attr; 2520 int size = sizeof(*ae); 2521 2522 ae->type = cpu_to_be16(attrtype); 2523 ae->len = cpu_to_be16(size); 2524 /* WWN's assumed to be bytestreams - Big Endian presentation */ 2525 memcpy(ae->name, wwn, 2526 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2527 2528 return size; 2529 } 2530 2531 static inline int 2532 lpfc_fdmi_set_attr_fullwwn(void *attr, uint16_t attrtype, 2533 struct lpfc_name *wwnn, struct lpfc_name *wwpn) 2534 { 2535 struct lpfc_fdmi_attr_fullwwn *ae = attr; 2536 u8 *nname = ae->nname; 2537 u8 *pname = ae->pname; 2538 int size = sizeof(*ae); 2539 2540 ae->type = cpu_to_be16(attrtype); 2541 ae->len = cpu_to_be16(size); 2542 /* WWN's assumed to be bytestreams - Big Endian presentation */ 2543 memcpy(nname, wwnn, 2544 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2545 memcpy(pname, wwpn, 2546 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2547 2548 return size; 2549 } 2550 2551 static inline int 2552 lpfc_fdmi_set_attr_string(void *attr, uint16_t attrtype, char *attrstring) 2553 { 2554 struct lpfc_fdmi_attr_string *ae = attr; 2555 int len, size; 2556 2557 /* 2558 * We are trusting the caller that if a fdmi string field 2559 * is capped at 64 bytes, the caller passes in a string of 2560 * 64 bytes or less. 2561 */ 2562 2563 strscpy(ae->value_string, attrstring, sizeof(ae->value_string)); 2564 len = strnlen(ae->value_string, sizeof(ae->value_string)); 2565 /* round string length to a 32bit boundary */ 2566 len += (len & 3) ? (4 - (len & 3)) : 4; 2567 /* size is Type/Len (4 bytes) plus string length */ 2568 size = FOURBYTES + len; 2569 2570 ae->type = cpu_to_be16(attrtype); 2571 ae->len = cpu_to_be16(size); 2572 2573 return size; 2574 } 2575 2576 /* Bitfields for FC4 Types that can be reported */ 2577 #define ATTR_FC4_CT 0x00000001 2578 #define ATTR_FC4_FCP 0x00000002 2579 #define ATTR_FC4_NVME 0x00000004 2580 2581 static inline int 2582 lpfc_fdmi_set_attr_fc4types(void *attr, uint16_t attrtype, uint32_t typemask) 2583 { 2584 struct lpfc_fdmi_attr_fc4types *ae = attr; 2585 int size = sizeof(*ae); 2586 2587 ae->type = cpu_to_be16(attrtype); 2588 ae->len = cpu_to_be16(size); 2589 2590 if (typemask & ATTR_FC4_FCP) 2591 ae->value_types[2] = 0x01; /* Type 0x8 - FCP */ 2592 2593 if (typemask & ATTR_FC4_CT) 2594 ae->value_types[7] = 0x01; /* Type 0x20 - CT */ 2595 2596 if (typemask & ATTR_FC4_NVME) 2597 ae->value_types[6] = 0x01; /* Type 0x28 - NVME */ 2598 2599 return size; 2600 } 2601 2602 /* Routines for all individual HBA attributes */ 2603 static int 2604 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, void *attr) 2605 { 2606 return lpfc_fdmi_set_attr_wwn(attr, RHBA_NODENAME, 2607 &vport->fc_sparam.nodeName); 2608 } 2609 2610 static int 2611 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, void *attr) 2612 { 2613 /* This string MUST be consistent with other FC platforms 2614 * supported by Broadcom. 2615 */ 2616 return lpfc_fdmi_set_attr_string(attr, RHBA_MANUFACTURER, 2617 "Emulex Corporation"); 2618 } 2619 2620 static int 2621 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, void *attr) 2622 { 2623 struct lpfc_hba *phba = vport->phba; 2624 2625 return lpfc_fdmi_set_attr_string(attr, RHBA_SERIAL_NUMBER, 2626 phba->SerialNumber); 2627 } 2628 2629 static int 2630 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, void *attr) 2631 { 2632 struct lpfc_hba *phba = vport->phba; 2633 2634 return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL, 2635 phba->ModelName); 2636 } 2637 2638 static int 2639 lpfc_fdmi_hba_attr_description(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_DESCRIPTION, 2644 phba->ModelDesc); 2645 } 2646 2647 static int 2648 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, void *attr) 2649 { 2650 struct lpfc_hba *phba = vport->phba; 2651 lpfc_vpd_t *vp = &phba->vpd; 2652 char buf[16] = { 0 }; 2653 2654 snprintf(buf, sizeof(buf), "%08x", vp->rev.biuRev); 2655 2656 return lpfc_fdmi_set_attr_string(attr, RHBA_HARDWARE_VERSION, buf); 2657 } 2658 2659 static int 2660 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, void *attr) 2661 { 2662 return lpfc_fdmi_set_attr_string(attr, RHBA_DRIVER_VERSION, 2663 lpfc_release_version); 2664 } 2665 2666 static int 2667 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, void *attr) 2668 { 2669 struct lpfc_hba *phba = vport->phba; 2670 char buf[64] = { 0 }; 2671 2672 if (phba->sli_rev == LPFC_SLI_REV4) { 2673 lpfc_decode_firmware_rev(phba, buf, 1); 2674 2675 return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, 2676 buf); 2677 } 2678 2679 return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, 2680 phba->OptionROMVersion); 2681 } 2682 2683 static int 2684 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, void *attr) 2685 { 2686 struct lpfc_hba *phba = vport->phba; 2687 char buf[64] = { 0 }; 2688 2689 lpfc_decode_firmware_rev(phba, buf, 1); 2690 2691 return lpfc_fdmi_set_attr_string(attr, RHBA_FIRMWARE_VERSION, buf); 2692 } 2693 2694 static int 2695 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, void *attr) 2696 { 2697 char buf[256] = { 0 }; 2698 2699 snprintf(buf, sizeof(buf), "%s %s %s", 2700 init_utsname()->sysname, 2701 init_utsname()->release, 2702 init_utsname()->version); 2703 2704 return lpfc_fdmi_set_attr_string(attr, RHBA_OS_NAME_VERSION, buf); 2705 } 2706 2707 static int 2708 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, void *attr) 2709 { 2710 return lpfc_fdmi_set_attr_u32(attr, RHBA_MAX_CT_PAYLOAD_LEN, 2711 LPFC_MAX_CT_SIZE); 2712 } 2713 2714 static int 2715 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, void *attr) 2716 { 2717 char buf[256] = { 0 }; 2718 2719 lpfc_vport_symbolic_node_name(vport, buf, sizeof(buf)); 2720 2721 return lpfc_fdmi_set_attr_string(attr, RHBA_SYM_NODENAME, buf); 2722 } 2723 2724 static int 2725 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, void *attr) 2726 { 2727 return lpfc_fdmi_set_attr_u32(attr, RHBA_VENDOR_INFO, 0); 2728 } 2729 2730 static int 2731 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, void *attr) 2732 { 2733 /* Each driver instance corresponds to a single port */ 2734 return lpfc_fdmi_set_attr_u32(attr, RHBA_NUM_PORTS, 1); 2735 } 2736 2737 static int 2738 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, void *attr) 2739 { 2740 return lpfc_fdmi_set_attr_wwn(attr, RHBA_FABRIC_WWNN, 2741 &vport->fabric_nodename); 2742 } 2743 2744 static int 2745 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, void *attr) 2746 { 2747 struct lpfc_hba *phba = vport->phba; 2748 2749 return lpfc_fdmi_set_attr_string(attr, RHBA_BIOS_VERSION, 2750 phba->BIOSVersion); 2751 } 2752 2753 static int 2754 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, void *attr) 2755 { 2756 /* Driver doesn't have access to this information */ 2757 return lpfc_fdmi_set_attr_u32(attr, RHBA_BIOS_STATE, 0); 2758 } 2759 2760 static int 2761 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, void *attr) 2762 { 2763 return lpfc_fdmi_set_attr_string(attr, RHBA_VENDOR_ID, "EMULEX"); 2764 } 2765 2766 /* 2767 * Routines for all individual PORT attributes 2768 */ 2769 2770 static int 2771 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, void *attr) 2772 { 2773 struct lpfc_hba *phba = vport->phba; 2774 u32 fc4types; 2775 2776 fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); 2777 2778 /* Check to see if Firmware supports NVME and on physical port */ 2779 if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) && 2780 phba->sli4_hba.pc_sli4_params.nvme) 2781 fc4types |= ATTR_FC4_NVME; 2782 2783 return lpfc_fdmi_set_attr_fc4types(attr, RPRT_SUPPORTED_FC4_TYPES, 2784 fc4types); 2785 } 2786 2787 static int 2788 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, void *attr) 2789 { 2790 struct lpfc_hba *phba = vport->phba; 2791 u32 speeds = 0; 2792 u32 tcfg; 2793 u8 i, cnt; 2794 2795 if (!test_bit(HBA_FCOE_MODE, &phba->hba_flag)) { 2796 cnt = 0; 2797 if (phba->sli_rev == LPFC_SLI_REV4) { 2798 tcfg = phba->sli4_hba.conf_trunk; 2799 for (i = 0; i < 4; i++, tcfg >>= 1) 2800 if (tcfg & 1) 2801 cnt++; 2802 } 2803 2804 if (cnt > 2) { /* 4 lane trunk group */ 2805 if (phba->lmt & LMT_64Gb) 2806 speeds |= HBA_PORTSPEED_256GFC; 2807 if (phba->lmt & LMT_32Gb) 2808 speeds |= HBA_PORTSPEED_128GFC; 2809 if (phba->lmt & LMT_16Gb) 2810 speeds |= HBA_PORTSPEED_64GFC; 2811 } else if (cnt) { /* 2 lane trunk group */ 2812 if (phba->lmt & LMT_128Gb) 2813 speeds |= HBA_PORTSPEED_256GFC; 2814 if (phba->lmt & LMT_64Gb) 2815 speeds |= HBA_PORTSPEED_128GFC; 2816 if (phba->lmt & LMT_32Gb) 2817 speeds |= HBA_PORTSPEED_64GFC; 2818 if (phba->lmt & LMT_16Gb) 2819 speeds |= HBA_PORTSPEED_32GFC; 2820 } else { 2821 if (phba->lmt & LMT_256Gb) 2822 speeds |= HBA_PORTSPEED_256GFC; 2823 if (phba->lmt & LMT_128Gb) 2824 speeds |= HBA_PORTSPEED_128GFC; 2825 if (phba->lmt & LMT_64Gb) 2826 speeds |= HBA_PORTSPEED_64GFC; 2827 if (phba->lmt & LMT_32Gb) 2828 speeds |= HBA_PORTSPEED_32GFC; 2829 if (phba->lmt & LMT_16Gb) 2830 speeds |= HBA_PORTSPEED_16GFC; 2831 if (phba->lmt & LMT_10Gb) 2832 speeds |= HBA_PORTSPEED_10GFC; 2833 if (phba->lmt & LMT_8Gb) 2834 speeds |= HBA_PORTSPEED_8GFC; 2835 if (phba->lmt & LMT_4Gb) 2836 speeds |= HBA_PORTSPEED_4GFC; 2837 if (phba->lmt & LMT_2Gb) 2838 speeds |= HBA_PORTSPEED_2GFC; 2839 if (phba->lmt & LMT_1Gb) 2840 speeds |= HBA_PORTSPEED_1GFC; 2841 } 2842 } else { 2843 /* FCoE links support only one speed */ 2844 switch (phba->fc_linkspeed) { 2845 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2846 speeds = HBA_PORTSPEED_10GE; 2847 break; 2848 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2849 speeds = HBA_PORTSPEED_25GE; 2850 break; 2851 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2852 speeds = HBA_PORTSPEED_40GE; 2853 break; 2854 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2855 speeds = HBA_PORTSPEED_100GE; 2856 break; 2857 } 2858 } 2859 2860 return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_SPEED, speeds); 2861 } 2862 2863 static int 2864 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, void *attr) 2865 { 2866 struct lpfc_hba *phba = vport->phba; 2867 u32 speeds = 0; 2868 2869 if (!test_bit(HBA_FCOE_MODE, &phba->hba_flag)) { 2870 switch (phba->fc_linkspeed) { 2871 case LPFC_LINK_SPEED_1GHZ: 2872 speeds = HBA_PORTSPEED_1GFC; 2873 break; 2874 case LPFC_LINK_SPEED_2GHZ: 2875 speeds = HBA_PORTSPEED_2GFC; 2876 break; 2877 case LPFC_LINK_SPEED_4GHZ: 2878 speeds = HBA_PORTSPEED_4GFC; 2879 break; 2880 case LPFC_LINK_SPEED_8GHZ: 2881 speeds = HBA_PORTSPEED_8GFC; 2882 break; 2883 case LPFC_LINK_SPEED_10GHZ: 2884 speeds = HBA_PORTSPEED_10GFC; 2885 break; 2886 case LPFC_LINK_SPEED_16GHZ: 2887 speeds = HBA_PORTSPEED_16GFC; 2888 break; 2889 case LPFC_LINK_SPEED_32GHZ: 2890 speeds = HBA_PORTSPEED_32GFC; 2891 break; 2892 case LPFC_LINK_SPEED_64GHZ: 2893 speeds = HBA_PORTSPEED_64GFC; 2894 break; 2895 case LPFC_LINK_SPEED_128GHZ: 2896 speeds = HBA_PORTSPEED_128GFC; 2897 break; 2898 case LPFC_LINK_SPEED_256GHZ: 2899 speeds = HBA_PORTSPEED_256GFC; 2900 break; 2901 default: 2902 speeds = HBA_PORTSPEED_UNKNOWN; 2903 break; 2904 } 2905 } else { 2906 switch (phba->fc_linkspeed) { 2907 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2908 speeds = HBA_PORTSPEED_10GE; 2909 break; 2910 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2911 speeds = HBA_PORTSPEED_25GE; 2912 break; 2913 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2914 speeds = HBA_PORTSPEED_40GE; 2915 break; 2916 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2917 speeds = HBA_PORTSPEED_100GE; 2918 break; 2919 default: 2920 speeds = HBA_PORTSPEED_UNKNOWN; 2921 break; 2922 } 2923 } 2924 2925 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_SPEED, speeds); 2926 } 2927 2928 static int 2929 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, void *attr) 2930 { 2931 struct serv_parm *hsp = (struct serv_parm *)&vport->fc_sparam; 2932 2933 return lpfc_fdmi_set_attr_u32(attr, RPRT_MAX_FRAME_SIZE, 2934 (((uint32_t)hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) | 2935 (uint32_t)hsp->cmn.bbRcvSizeLsb); 2936 } 2937 2938 static int 2939 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, void *attr) 2940 { 2941 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2942 char buf[64] = { 0 }; 2943 2944 snprintf(buf, sizeof(buf), "/sys/class/scsi_host/host%d", 2945 shost->host_no); 2946 2947 return lpfc_fdmi_set_attr_string(attr, RPRT_OS_DEVICE_NAME, buf); 2948 } 2949 2950 static int 2951 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, void *attr) 2952 { 2953 char buf[64] = { 0 }; 2954 2955 scnprintf(buf, sizeof(buf), "%s", vport->phba->os_host_name); 2956 2957 return lpfc_fdmi_set_attr_string(attr, RPRT_HOST_NAME, buf); 2958 } 2959 2960 static int 2961 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, void *attr) 2962 { 2963 return lpfc_fdmi_set_attr_wwn(attr, RPRT_NODENAME, 2964 &vport->fc_sparam.nodeName); 2965 } 2966 2967 static int 2968 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, void *attr) 2969 { 2970 return lpfc_fdmi_set_attr_wwn(attr, RPRT_PORTNAME, 2971 &vport->fc_sparam.portName); 2972 } 2973 2974 static int 2975 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, void *attr) 2976 { 2977 char buf[256] = { 0 }; 2978 2979 lpfc_vport_symbolic_port_name(vport, buf, sizeof(buf)); 2980 2981 return lpfc_fdmi_set_attr_string(attr, RPRT_SYM_PORTNAME, buf); 2982 } 2983 2984 static int 2985 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, void *attr) 2986 { 2987 struct lpfc_hba *phba = vport->phba; 2988 2989 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_TYPE, 2990 (phba->fc_topology == LPFC_TOPOLOGY_LOOP) ? 2991 LPFC_FDMI_PORTTYPE_NLPORT : 2992 LPFC_FDMI_PORTTYPE_NPORT); 2993 } 2994 2995 static int 2996 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, void *attr) 2997 { 2998 return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_CLASS, 2999 FC_COS_CLASS2 | FC_COS_CLASS3); 3000 } 3001 3002 static int 3003 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, void *attr) 3004 { 3005 return lpfc_fdmi_set_attr_wwn(attr, RPRT_FABRICNAME, 3006 &vport->fabric_portname); 3007 } 3008 3009 static int 3010 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, void *attr) 3011 { 3012 struct lpfc_hba *phba = vport->phba; 3013 u32 fc4types; 3014 3015 fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); 3016 3017 /* Check to see if NVME is configured or not */ 3018 if (vport == phba->pport && 3019 phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) 3020 fc4types |= ATTR_FC4_NVME; 3021 3022 return lpfc_fdmi_set_attr_fc4types(attr, RPRT_ACTIVE_FC4_TYPES, 3023 fc4types); 3024 } 3025 3026 static int 3027 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, void *attr) 3028 { 3029 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_STATE, 3030 LPFC_FDMI_PORTSTATE_ONLINE); 3031 } 3032 3033 static int 3034 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, void *attr) 3035 { 3036 vport->fdmi_num_disc = lpfc_find_map_node(vport); 3037 3038 return lpfc_fdmi_set_attr_u32(attr, RPRT_DISC_PORT, 3039 vport->fdmi_num_disc); 3040 } 3041 3042 static int 3043 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, void *attr) 3044 { 3045 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_ID, vport->fc_myDID); 3046 } 3047 3048 static int 3049 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, void *attr) 3050 { 3051 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_SERVICE, 3052 "Smart SAN Initiator"); 3053 } 3054 3055 static int 3056 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, void *attr) 3057 { 3058 return lpfc_fdmi_set_attr_fullwwn(attr, RPRT_SMART_GUID, 3059 &vport->fc_sparam.nodeName, 3060 &vport->fc_sparam.portName); 3061 } 3062 3063 static int 3064 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, void *attr) 3065 { 3066 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_VERSION, 3067 "Smart SAN Version 2.0"); 3068 } 3069 3070 static int 3071 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, void *attr) 3072 { 3073 struct lpfc_hba *phba = vport->phba; 3074 3075 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_MODEL, 3076 phba->ModelName); 3077 } 3078 3079 static int 3080 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, void *attr) 3081 { 3082 /* SRIOV (type 3) is not supported */ 3083 3084 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_PORT_INFO, 3085 (vport->vpi) ? 2 /* NPIV */ : 1 /* Physical */); 3086 } 3087 3088 static int 3089 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, void *attr) 3090 { 3091 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_QOS, 0); 3092 } 3093 3094 static int 3095 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, void *attr) 3096 { 3097 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_SECURITY, 1); 3098 } 3099 3100 static int 3101 lpfc_fdmi_vendor_attr_mi(struct lpfc_vport *vport, void *attr) 3102 { 3103 struct lpfc_hba *phba = vport->phba; 3104 char buf[32] = { 0 }; 3105 3106 sprintf(buf, "ELXE2EM:%04d", phba->sli4_hba.pc_sli4_params.mi_ver); 3107 3108 return lpfc_fdmi_set_attr_string(attr, RPRT_VENDOR_MI, buf); 3109 } 3110 3111 /* RHBA attribute jump table */ 3112 static int (*lpfc_fdmi_hba_action[]) 3113 (struct lpfc_vport *vport, void *attrbuf) = { 3114 /* Action routine Mask bit Attribute type */ 3115 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 3116 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 3117 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 3118 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 3119 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 3120 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 3121 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 3122 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 3123 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 3124 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 3125 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 3126 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 3127 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 3128 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 3129 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 3130 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 3131 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 3132 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 3133 }; 3134 3135 /* RPA / RPRT attribute jump table */ 3136 static int (*lpfc_fdmi_port_action[]) 3137 (struct lpfc_vport *vport, void *attrbuf) = { 3138 /* Action routine Mask bit Attribute type */ 3139 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 3140 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 3141 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 3142 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 3143 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 3144 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 3145 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 3146 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 3147 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 3148 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 3149 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 3150 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 3151 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 3152 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 3153 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 3154 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 3155 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 3156 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 3157 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 3158 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 3159 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 3160 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 3161 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 3162 lpfc_fdmi_vendor_attr_mi, /* bit23 RPRT_VENDOR_MI */ 3163 }; 3164 3165 /** 3166 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 3167 * @vport: pointer to a host virtual N_Port data structure. 3168 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 3169 * @cmdcode: FDMI command to send 3170 * @new_mask: Mask of HBA or PORT Attributes to send 3171 * 3172 * Builds and sends a FDMI command using the CT subsystem. 3173 */ 3174 int 3175 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 3176 int cmdcode, uint32_t new_mask) 3177 { 3178 struct lpfc_hba *phba = vport->phba; 3179 struct lpfc_dmabuf *rq, *rsp; 3180 struct lpfc_sli_ct_request *CtReq; 3181 struct ulp_bde64_le *bde; 3182 uint32_t bit_pos; 3183 uint32_t size, addsz; 3184 uint32_t rsp_size; 3185 uint32_t mask; 3186 struct lpfc_fdmi_reg_hba *rh; 3187 struct lpfc_fdmi_port_entry *pe; 3188 struct lpfc_fdmi_reg_portattr *pab = NULL, *base = NULL; 3189 struct lpfc_fdmi_attr_block *ab = NULL; 3190 int (*func)(struct lpfc_vport *vport, void *attrbuf); 3191 void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3192 struct lpfc_iocbq *rspiocb); 3193 3194 if (!ndlp) 3195 return 0; 3196 3197 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 3198 3199 /* fill in BDEs for command */ 3200 /* Allocate buffer for command payload */ 3201 rq = kmalloc(sizeof(*rq), GFP_KERNEL); 3202 if (!rq) 3203 goto fdmi_cmd_exit; 3204 3205 rq->virt = lpfc_mbuf_alloc(phba, 0, &rq->phys); 3206 if (!rq->virt) 3207 goto fdmi_cmd_free_rq; 3208 3209 /* Allocate buffer for Buffer ptr list */ 3210 rsp = kmalloc(sizeof(*rsp), GFP_KERNEL); 3211 if (!rsp) 3212 goto fdmi_cmd_free_rqvirt; 3213 3214 rsp->virt = lpfc_mbuf_alloc(phba, 0, &rsp->phys); 3215 if (!rsp->virt) 3216 goto fdmi_cmd_free_rsp; 3217 3218 INIT_LIST_HEAD(&rq->list); 3219 INIT_LIST_HEAD(&rsp->list); 3220 3221 /* mbuf buffers are 1K in length - aka LPFC_BPL_SIZE */ 3222 memset(rq->virt, 0, LPFC_BPL_SIZE); 3223 rsp_size = LPFC_BPL_SIZE; 3224 3225 /* FDMI request */ 3226 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3227 "0218 FDMI Request x%x mask x%x Data: x%x x%lx x%x\n", 3228 cmdcode, new_mask, vport->fdmi_port_mask, 3229 vport->fc_flag, vport->port_state); 3230 3231 CtReq = (struct lpfc_sli_ct_request *)rq->virt; 3232 3233 /* First populate the CT_IU preamble */ 3234 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 3235 CtReq->RevisionId.bits.InId = 0; 3236 3237 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3238 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 3239 3240 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3241 3242 size = 0; 3243 3244 /* Next fill in the specific FDMI cmd information */ 3245 switch (cmdcode) { 3246 case SLI_MGMT_RHAT: 3247 case SLI_MGMT_RHBA: 3248 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un; 3249 /* HBA Identifier */ 3250 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 3251 sizeof(struct lpfc_name)); 3252 size += sizeof(struct lpfc_fdmi_hba_ident); 3253 3254 if (cmdcode == SLI_MGMT_RHBA) { 3255 /* Registered Port List */ 3256 /* One entry (port) per adapter */ 3257 rh->rpl.EntryCnt = cpu_to_be32(1); 3258 memcpy(&rh->rpl.pe.PortName, 3259 &phba->pport->fc_sparam.portName, 3260 sizeof(struct lpfc_name)); 3261 size += sizeof(struct lpfc_fdmi_reg_port_list); 3262 } 3263 3264 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 3265 ab->EntryCnt = 0; 3266 size += FOURBYTES; /* add length of EntryCnt field */ 3267 3268 bit_pos = 0; 3269 if (new_mask) 3270 mask = new_mask; 3271 else 3272 mask = vport->fdmi_hba_mask; 3273 3274 /* Mask will dictate what attributes to build in the request */ 3275 while (mask) { 3276 if (mask & 0x1) { 3277 func = lpfc_fdmi_hba_action[bit_pos]; 3278 addsz = func(vport, ((uint8_t *)rh + size)); 3279 if (addsz) { 3280 ab->EntryCnt++; 3281 size += addsz; 3282 } 3283 /* check if another attribute fits */ 3284 if ((size + FDMI_MAX_ATTRLEN) > 3285 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3286 goto hba_out; 3287 } 3288 mask = mask >> 1; 3289 bit_pos++; 3290 } 3291 hba_out: 3292 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 3293 /* Total size */ 3294 size += GID_REQUEST_SZ - 4; 3295 break; 3296 3297 case SLI_MGMT_RPRT: 3298 if (vport->port_type != LPFC_PHYSICAL_PORT) { 3299 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 3300 if (!ndlp) 3301 return 0; 3302 } 3303 fallthrough; 3304 case SLI_MGMT_RPA: 3305 /* Store base ptr right after preamble */ 3306 base = (struct lpfc_fdmi_reg_portattr *)&CtReq->un; 3307 3308 if (cmdcode == SLI_MGMT_RPRT) { 3309 rh = (struct lpfc_fdmi_reg_hba *)base; 3310 /* HBA Identifier */ 3311 memcpy(&rh->hi.PortName, 3312 &phba->pport->fc_sparam.portName, 3313 sizeof(struct lpfc_name)); 3314 pab = (struct lpfc_fdmi_reg_portattr *) 3315 ((uint8_t *)base + sizeof(struct lpfc_name)); 3316 size += sizeof(struct lpfc_name); 3317 } else { 3318 pab = base; 3319 } 3320 3321 memcpy((uint8_t *)&pab->PortName, 3322 (uint8_t *)&vport->fc_sparam.portName, 3323 sizeof(struct lpfc_name)); 3324 pab->ab.EntryCnt = 0; 3325 /* add length of name and EntryCnt field */ 3326 size += sizeof(struct lpfc_name) + FOURBYTES; 3327 3328 bit_pos = 0; 3329 if (new_mask) 3330 mask = new_mask; 3331 else 3332 mask = vport->fdmi_port_mask; 3333 3334 /* Mask will dictate what attributes to build in the request */ 3335 while (mask) { 3336 if (mask & 0x1) { 3337 func = lpfc_fdmi_port_action[bit_pos]; 3338 addsz = func(vport, ((uint8_t *)base + size)); 3339 if (addsz) { 3340 pab->ab.EntryCnt++; 3341 size += addsz; 3342 } 3343 /* check if another attribute fits */ 3344 if ((size + FDMI_MAX_ATTRLEN) > 3345 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3346 goto port_out; 3347 } 3348 mask = mask >> 1; 3349 bit_pos++; 3350 } 3351 port_out: 3352 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 3353 size += GID_REQUEST_SZ - 4; 3354 break; 3355 3356 case SLI_MGMT_GHAT: 3357 case SLI_MGMT_GRPL: 3358 rsp_size = FC_MAX_NS_RSP; 3359 fallthrough; 3360 case SLI_MGMT_DHBA: 3361 case SLI_MGMT_DHAT: 3362 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; 3363 memcpy((uint8_t *)&pe->PortName, 3364 (uint8_t *)&vport->fc_sparam.portName, 3365 sizeof(struct lpfc_name)); 3366 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3367 break; 3368 3369 case SLI_MGMT_GPAT: 3370 case SLI_MGMT_GPAS: 3371 rsp_size = FC_MAX_NS_RSP; 3372 fallthrough; 3373 case SLI_MGMT_DPRT: 3374 if (vport->port_type != LPFC_PHYSICAL_PORT) { 3375 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 3376 if (!ndlp) 3377 return 0; 3378 } 3379 fallthrough; 3380 case SLI_MGMT_DPA: 3381 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; 3382 memcpy((uint8_t *)&pe->PortName, 3383 (uint8_t *)&vport->fc_sparam.portName, 3384 sizeof(struct lpfc_name)); 3385 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3386 break; 3387 case SLI_MGMT_GRHL: 3388 size = GID_REQUEST_SZ - 4; 3389 break; 3390 default: 3391 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 3392 "0298 FDMI cmdcode x%x not supported\n", 3393 cmdcode); 3394 goto fdmi_cmd_free_rspvirt; 3395 } 3396 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3397 3398 bde = (struct ulp_bde64_le *)rsp->virt; 3399 bde->addr_high = cpu_to_le32(putPaddrHigh(rq->phys)); 3400 bde->addr_low = cpu_to_le32(putPaddrLow(rq->phys)); 3401 bde->type_size = cpu_to_le32(ULP_BDE64_TYPE_BDE_64 << 3402 ULP_BDE64_TYPE_SHIFT); 3403 bde->type_size |= cpu_to_le32(size); 3404 3405 /* 3406 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3407 * to hold ndlp reference for the corresponding callback function. 3408 */ 3409 if (!lpfc_ct_cmd(vport, rq, rsp, ndlp, cmpl, rsp_size, 0)) 3410 return 0; 3411 3412 fdmi_cmd_free_rspvirt: 3413 lpfc_mbuf_free(phba, rsp->virt, rsp->phys); 3414 fdmi_cmd_free_rsp: 3415 kfree(rsp); 3416 fdmi_cmd_free_rqvirt: 3417 lpfc_mbuf_free(phba, rq->virt, rq->phys); 3418 fdmi_cmd_free_rq: 3419 kfree(rq); 3420 fdmi_cmd_exit: 3421 /* Issue FDMI request failed */ 3422 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3423 "0244 Issue FDMI request failed Data: x%x\n", 3424 cmdcode); 3425 return 1; 3426 } 3427 3428 /** 3429 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 3430 * @t: Context object of the timer. 3431 * 3432 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 3433 * the worker thread. 3434 **/ 3435 void 3436 lpfc_delayed_disc_tmo(struct timer_list *t) 3437 { 3438 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); 3439 struct lpfc_hba *phba = vport->phba; 3440 uint32_t tmo_posted; 3441 unsigned long iflag; 3442 3443 spin_lock_irqsave(&vport->work_port_lock, iflag); 3444 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 3445 if (!tmo_posted) 3446 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 3447 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 3448 3449 if (!tmo_posted) 3450 lpfc_worker_wake_up(phba); 3451 return; 3452 } 3453 3454 /** 3455 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 3456 * handle delayed discovery. 3457 * @vport: pointer to a host virtual N_Port data structure. 3458 * 3459 * This function start nport discovery of the vport. 3460 **/ 3461 void 3462 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 3463 { 3464 if (!test_and_clear_bit(FC_DISC_DELAYED, &vport->fc_flag)) 3465 return; 3466 3467 lpfc_do_scr_ns_plogi(vport->phba, vport); 3468 } 3469 3470 void 3471 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 3472 { 3473 struct lpfc_sli *psli = &phba->sli; 3474 lpfc_vpd_t *vp = &phba->vpd; 3475 uint32_t b1, b2, b3, b4, i, rev; 3476 char c; 3477 uint32_t *ptr, str[4]; 3478 uint8_t *fwname; 3479 3480 if (phba->sli_rev == LPFC_SLI_REV4) 3481 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 3482 else if (vp->rev.rBit) { 3483 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3484 rev = vp->rev.sli2FwRev; 3485 else 3486 rev = vp->rev.sli1FwRev; 3487 3488 b1 = (rev & 0x0000f000) >> 12; 3489 b2 = (rev & 0x00000f00) >> 8; 3490 b3 = (rev & 0x000000c0) >> 6; 3491 b4 = (rev & 0x00000030) >> 4; 3492 3493 switch (b4) { 3494 case 0: 3495 c = 'N'; 3496 break; 3497 case 1: 3498 c = 'A'; 3499 break; 3500 case 2: 3501 c = 'B'; 3502 break; 3503 case 3: 3504 c = 'X'; 3505 break; 3506 default: 3507 c = 0; 3508 break; 3509 } 3510 b4 = (rev & 0x0000000f); 3511 3512 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3513 fwname = vp->rev.sli2FwName; 3514 else 3515 fwname = vp->rev.sli1FwName; 3516 3517 for (i = 0; i < 16; i++) 3518 if (fwname[i] == 0x20) 3519 fwname[i] = 0; 3520 3521 ptr = (uint32_t*)fwname; 3522 3523 for (i = 0; i < 3; i++) 3524 str[i] = be32_to_cpu(*ptr++); 3525 3526 if (c == 0) { 3527 if (flag) 3528 sprintf(fwrevision, "%d.%d%d (%s)", 3529 b1, b2, b3, (char *)str); 3530 else 3531 sprintf(fwrevision, "%d.%d%d", b1, 3532 b2, b3); 3533 } else { 3534 if (flag) 3535 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 3536 b1, b2, b3, c, 3537 b4, (char *)str); 3538 else 3539 sprintf(fwrevision, "%d.%d%d%c%d", 3540 b1, b2, b3, c, b4); 3541 } 3542 } else { 3543 rev = vp->rev.smFwRev; 3544 3545 b1 = (rev & 0xff000000) >> 24; 3546 b2 = (rev & 0x00f00000) >> 20; 3547 b3 = (rev & 0x000f0000) >> 16; 3548 c = (rev & 0x0000ff00) >> 8; 3549 b4 = (rev & 0x000000ff); 3550 3551 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 3552 } 3553 return; 3554 } 3555 3556 static void 3557 lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3558 struct lpfc_iocbq *rspiocb) 3559 { 3560 struct lpfc_vport *vport = cmdiocb->vport; 3561 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 3562 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 3563 struct lpfc_sli_ct_request *ctcmd = inp->virt; 3564 struct lpfc_sli_ct_request *ctrsp = outp->virt; 3565 __be16 rsp = ctrsp->CommandResponse.bits.CmdRsp; 3566 struct app_id_object *app; 3567 struct lpfc_nodelist *ndlp = cmdiocb->ndlp; 3568 u32 cmd, hash, bucket; 3569 struct lpfc_vmid *vmp, *cur; 3570 u8 *data = outp->virt; 3571 int i; 3572 3573 cmd = be16_to_cpu(ctcmd->CommandResponse.bits.CmdRsp); 3574 if (cmd == SLI_CTAS_DALLAPP_ID) 3575 lpfc_ct_free_iocb(phba, cmdiocb); 3576 3577 if (lpfc_els_chk_latt(vport) || get_job_ulpstatus(phba, rspiocb)) { 3578 if (cmd != SLI_CTAS_DALLAPP_ID) 3579 goto free_res; 3580 } 3581 /* Check for a CT LS_RJT response */ 3582 if (be16_to_cpu(rsp) == SLI_CT_RESPONSE_FS_RJT) { 3583 if (cmd != SLI_CTAS_DALLAPP_ID) 3584 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3585 "3306 VMID FS_RJT Data: x%x x%x x%x\n", 3586 cmd, ctrsp->ReasonCode, 3587 ctrsp->Explanation); 3588 if ((cmd != SLI_CTAS_DALLAPP_ID) || 3589 (ctrsp->ReasonCode != SLI_CT_UNABLE_TO_PERFORM_REQ) || 3590 (ctrsp->Explanation != SLI_CT_APP_ID_NOT_AVAILABLE)) { 3591 /* If DALLAPP_ID failed retry later */ 3592 if (cmd == SLI_CTAS_DALLAPP_ID) 3593 set_bit(FC_DEREGISTER_ALL_APP_ID, 3594 &vport->load_flag); 3595 goto free_res; 3596 } 3597 } 3598 3599 switch (cmd) { 3600 case SLI_CTAS_RAPP_IDENT: 3601 app = (struct app_id_object *)(RAPP_IDENT_OFFSET + data); 3602 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3603 "6712 RAPP_IDENT app id %d port id x%x id " 3604 "len %d\n", be32_to_cpu(app->app_id), 3605 be32_to_cpu(app->port_id), 3606 app->obj.entity_id_len); 3607 3608 if (app->obj.entity_id_len == 0 || app->port_id == 0) 3609 goto free_res; 3610 3611 hash = lpfc_vmid_hash_fn(app->obj.entity_id, 3612 app->obj.entity_id_len); 3613 vmp = lpfc_get_vmid_from_hashtable(vport, hash, 3614 app->obj.entity_id); 3615 if (vmp) { 3616 write_lock(&vport->vmid_lock); 3617 vmp->un.app_id = be32_to_cpu(app->app_id); 3618 vmp->flag |= LPFC_VMID_REGISTERED; 3619 vmp->flag &= ~LPFC_VMID_REQ_REGISTER; 3620 write_unlock(&vport->vmid_lock); 3621 /* Set IN USE flag */ 3622 vport->vmid_flag |= LPFC_VMID_IN_USE; 3623 } else { 3624 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3625 "6901 No entry found %s hash %d\n", 3626 app->obj.entity_id, hash); 3627 } 3628 break; 3629 case SLI_CTAS_DAPP_IDENT: 3630 app = (struct app_id_object *)(DAPP_IDENT_OFFSET + data); 3631 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3632 "6713 DAPP_IDENT app id %d port id x%x\n", 3633 be32_to_cpu(app->app_id), 3634 be32_to_cpu(app->port_id)); 3635 break; 3636 case SLI_CTAS_DALLAPP_ID: 3637 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3638 "8856 Deregistered all app ids\n"); 3639 read_lock(&vport->vmid_lock); 3640 for (i = 0; i < phba->cfg_max_vmid; i++) { 3641 vmp = &vport->vmid[i]; 3642 if (vmp->flag != LPFC_VMID_SLOT_FREE) 3643 memset(vmp, 0, sizeof(struct lpfc_vmid)); 3644 } 3645 read_unlock(&vport->vmid_lock); 3646 /* for all elements in the hash table */ 3647 if (!hash_empty(vport->hash_table)) 3648 hash_for_each(vport->hash_table, bucket, cur, hnode) 3649 hash_del(&cur->hnode); 3650 set_bit(FC_ALLOW_VMID, &vport->load_flag); 3651 break; 3652 default: 3653 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3654 "8857 Invalid command code\n"); 3655 } 3656 free_res: 3657 lpfc_ct_free_iocb(phba, cmdiocb); 3658 lpfc_nlp_put(ndlp); 3659 } 3660 3661 /** 3662 * lpfc_vmid_cmd - Build and send a FDMI cmd to the specified NPort 3663 * @vport: pointer to a host virtual N_Port data structure. 3664 * @cmdcode: application server command code to send 3665 * @vmid: pointer to vmid info structure 3666 * 3667 * Builds and sends a FDMI command using the CT subsystem. 3668 */ 3669 int 3670 lpfc_vmid_cmd(struct lpfc_vport *vport, 3671 int cmdcode, struct lpfc_vmid *vmid) 3672 { 3673 struct lpfc_hba *phba = vport->phba; 3674 struct lpfc_dmabuf *mp, *bmp; 3675 struct lpfc_sli_ct_request *ctreq; 3676 struct ulp_bde64 *bpl; 3677 u32 size; 3678 u32 rsp_size; 3679 u8 *data; 3680 struct lpfc_vmid_rapp_ident_list *rap; 3681 struct lpfc_vmid_dapp_ident_list *dap; 3682 u8 retry = 0; 3683 struct lpfc_nodelist *ndlp; 3684 3685 void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3686 struct lpfc_iocbq *rspiocb); 3687 3688 ndlp = lpfc_findnode_did(vport, FDMI_DID); 3689 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 3690 return 0; 3691 3692 cmpl = lpfc_cmpl_ct_cmd_vmid; 3693 3694 /* fill in BDEs for command */ 3695 /* Allocate buffer for command payload */ 3696 mp = kmalloc(sizeof(*mp), GFP_KERNEL); 3697 if (!mp) 3698 goto vmid_free_mp_exit; 3699 3700 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); 3701 if (!mp->virt) 3702 goto vmid_free_mp_virt_exit; 3703 3704 /* Allocate buffer for Buffer ptr list */ 3705 bmp = kmalloc(sizeof(*bmp), GFP_KERNEL); 3706 if (!bmp) 3707 goto vmid_free_bmp_exit; 3708 3709 bmp->virt = lpfc_mbuf_alloc(phba, 0, &bmp->phys); 3710 if (!bmp->virt) 3711 goto vmid_free_bmp_virt_exit; 3712 3713 INIT_LIST_HEAD(&mp->list); 3714 INIT_LIST_HEAD(&bmp->list); 3715 3716 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3717 "3275 VMID Request Data: x%lx x%x x%x\n", 3718 vport->fc_flag, vport->port_state, cmdcode); 3719 ctreq = (struct lpfc_sli_ct_request *)mp->virt; 3720 data = mp->virt; 3721 /* First populate the CT_IU preamble */ 3722 memset(data, 0, LPFC_BPL_SIZE); 3723 ctreq->RevisionId.bits.Revision = SLI_CT_REVISION; 3724 ctreq->RevisionId.bits.InId = 0; 3725 3726 ctreq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3727 ctreq->FsSubType = SLI_CT_APP_SEV_Subtypes; 3728 3729 ctreq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3730 rsp_size = LPFC_BPL_SIZE; 3731 size = 0; 3732 3733 switch (cmdcode) { 3734 case SLI_CTAS_RAPP_IDENT: 3735 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3736 "1329 RAPP_IDENT for %s\n", vmid->host_vmid); 3737 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3738 rap = (struct lpfc_vmid_rapp_ident_list *) 3739 (DAPP_IDENT_OFFSET + data); 3740 rap->no_of_objects = cpu_to_be32(1); 3741 rap->obj[0].entity_id_len = vmid->vmid_len; 3742 memcpy(rap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len); 3743 size = RAPP_IDENT_OFFSET + 3744 struct_size(rap, obj, be32_to_cpu(rap->no_of_objects)); 3745 retry = 1; 3746 break; 3747 3748 case SLI_CTAS_GALLAPPIA_ID: 3749 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3750 size = GALLAPPIA_ID_SIZE; 3751 break; 3752 3753 case SLI_CTAS_DAPP_IDENT: 3754 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3755 "1469 DAPP_IDENT for %s\n", vmid->host_vmid); 3756 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3757 dap = (struct lpfc_vmid_dapp_ident_list *) 3758 (DAPP_IDENT_OFFSET + data); 3759 dap->no_of_objects = cpu_to_be32(1); 3760 dap->obj[0].entity_id_len = vmid->vmid_len; 3761 memcpy(dap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len); 3762 size = DAPP_IDENT_OFFSET + 3763 struct_size(dap, obj, be32_to_cpu(dap->no_of_objects)); 3764 write_lock(&vport->vmid_lock); 3765 vmid->flag &= ~LPFC_VMID_REGISTERED; 3766 write_unlock(&vport->vmid_lock); 3767 retry = 1; 3768 break; 3769 3770 case SLI_CTAS_DALLAPP_ID: 3771 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3772 size = DALLAPP_ID_SIZE; 3773 break; 3774 3775 default: 3776 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3777 "7062 VMID cmdcode x%x not supported\n", 3778 cmdcode); 3779 goto vmid_free_all_mem; 3780 } 3781 3782 ctreq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3783 3784 bpl = (struct ulp_bde64 *)bmp->virt; 3785 bpl->addrHigh = putPaddrHigh(mp->phys); 3786 bpl->addrLow = putPaddrLow(mp->phys); 3787 bpl->tus.f.bdeFlags = 0; 3788 bpl->tus.f.bdeSize = size; 3789 3790 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3791 * to hold ndlp reference for the corresponding callback function. 3792 */ 3793 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) 3794 return 0; 3795 3796 vmid_free_all_mem: 3797 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 3798 vmid_free_bmp_virt_exit: 3799 kfree(bmp); 3800 vmid_free_bmp_exit: 3801 lpfc_mbuf_free(phba, mp->virt, mp->phys); 3802 vmid_free_mp_virt_exit: 3803 kfree(mp); 3804 vmid_free_mp_exit: 3805 3806 /* Issue CT request failed */ 3807 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3808 "3276 VMID CT request failed Data: x%x\n", cmdcode); 3809 return -EIO; 3810 } 3811