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%x 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 (ndlp->nlp_flag & NLP_NPR_2B_DISC && 748 ndlp->nlp_state == NLP_STE_UNUSED_NODE) { 749 lpfc_nlp_set_state(vport, ndlp, 750 NLP_STE_NPR_NODE); 751 } 752 } else { 753 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 754 "Skip1 GID_FTrsp: did:x%x flg:x%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 spin_lock_irq(&ndlp->lock); 836 if (ndlp->nlp_DID == Did) 837 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 838 else 839 ndlp->nlp_flag |= NLP_NVMET_RECOV; 840 spin_unlock_irq(&ndlp->lock); 841 } 842 } 843 } 844 845 static int 846 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type, 847 uint32_t Size) 848 { 849 struct lpfc_sli_ct_request *Response = 850 (struct lpfc_sli_ct_request *) mp->virt; 851 struct lpfc_dmabuf *mlast, *next_mp; 852 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 853 uint32_t Did, CTentry; 854 int Cnt; 855 struct list_head head; 856 struct lpfc_nodelist *ndlp = NULL; 857 858 lpfc_set_disctmo(vport); 859 vport->num_disc_nodes = 0; 860 vport->fc_ns_retry = 0; 861 862 863 list_add_tail(&head, &mp->list); 864 list_for_each_entry_safe(mp, next_mp, &head, list) { 865 mlast = mp; 866 867 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 868 869 Size -= Cnt; 870 871 if (!ctptr) { 872 ctptr = (uint32_t *) mlast->virt; 873 } else 874 Cnt -= 16; /* subtract length of CT header */ 875 876 /* Loop through entire NameServer list of DIDs */ 877 while (Cnt >= sizeof(uint32_t)) { 878 /* Get next DID from NameServer List */ 879 CTentry = *ctptr++; 880 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 881 lpfc_ns_rsp_audit_did(vport, Did, fc4_type); 882 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 883 goto nsout1; 884 885 Cnt -= sizeof(uint32_t); 886 } 887 ctptr = NULL; 888 889 } 890 891 /* All GID_FT entries processed. If the driver is running in 892 * in target mode, put impacted nodes into recovery and drop 893 * the RPI to flush outstanding IO. 894 */ 895 if (vport->phba->nvmet_support) { 896 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 897 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV)) 898 continue; 899 lpfc_disc_state_machine(vport, ndlp, NULL, 900 NLP_EVT_DEVICE_RECOVERY); 901 spin_lock_irq(&ndlp->lock); 902 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 903 spin_unlock_irq(&ndlp->lock); 904 } 905 } 906 907 nsout1: 908 list_del(&head); 909 return 0; 910 } 911 912 static void 913 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 914 struct lpfc_iocbq *rspiocb) 915 { 916 struct lpfc_vport *vport = cmdiocb->vport; 917 struct lpfc_dmabuf *outp; 918 struct lpfc_dmabuf *inp; 919 struct lpfc_sli_ct_request *CTrsp; 920 struct lpfc_sli_ct_request *CTreq; 921 struct lpfc_nodelist *ndlp; 922 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 923 u32 ulp_word4 = get_job_word4(phba, rspiocb); 924 int rc, type; 925 926 /* First save ndlp, before we overwrite it */ 927 ndlp = cmdiocb->ndlp; 928 929 /* we pass cmdiocb to state machine which needs rspiocb as well */ 930 cmdiocb->rsp_iocb = rspiocb; 931 inp = cmdiocb->cmd_dmabuf; 932 outp = cmdiocb->rsp_dmabuf; 933 934 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 935 "GID_FT cmpl: status:x%x/x%x rtry:%d", 936 ulp_status, ulp_word4, vport->fc_ns_retry); 937 938 /* Ignore response if link flipped after this request was made */ 939 if (cmdiocb->event_tag != phba->fc_eventTag) { 940 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 941 "9043 Event tag mismatch. Ignoring NS rsp\n"); 942 goto out; 943 } 944 945 /* Skip processing response on pport if unloading */ 946 if (vport == phba->pport && test_bit(FC_UNLOADING, &vport->load_flag)) { 947 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 948 lpfc_els_flush_rscn(vport); 949 goto out; 950 } 951 952 if (lpfc_els_chk_latt(vport)) { 953 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 954 "0216 Link event during NS query\n"); 955 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 956 lpfc_els_flush_rscn(vport); 957 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 958 goto out; 959 } 960 if (lpfc_error_lost_link(vport, ulp_status, ulp_word4)) { 961 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 962 "0226 NS query failed due to link event: " 963 "ulp_status x%x ulp_word4 x%x fc_flag x%lx " 964 "port_state x%x gidft_inp x%x\n", 965 ulp_status, ulp_word4, vport->fc_flag, 966 vport->port_state, vport->gidft_inp); 967 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 968 lpfc_els_flush_rscn(vport); 969 if (vport->gidft_inp) 970 vport->gidft_inp--; 971 goto out; 972 } 973 974 if (test_and_clear_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) { 975 /* This is a GID_FT completing so the gidft_inp counter was 976 * incremented before the GID_FT was issued to the wire. 977 */ 978 if (vport->gidft_inp) 979 vport->gidft_inp--; 980 981 /* 982 * Skip processing the NS response 983 * Re-issue the NS cmd 984 */ 985 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 986 "0151 Process Deferred RSCN Data: x%lx x%x\n", 987 vport->fc_flag, vport->fc_rscn_id_cnt); 988 lpfc_els_handle_rscn(vport); 989 990 goto out; 991 } 992 993 if (ulp_status) { 994 /* Check for retry */ 995 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 996 if (ulp_status != IOSTAT_LOCAL_REJECT || 997 (ulp_word4 & IOERR_PARAM_MASK) != 998 IOERR_NO_RESOURCES) 999 vport->fc_ns_retry++; 1000 1001 type = lpfc_get_gidft_type(vport, cmdiocb); 1002 if (type == 0) 1003 goto out; 1004 1005 /* CT command is being retried */ 1006 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 1007 vport->fc_ns_retry, type); 1008 if (rc == 0) 1009 goto out; 1010 else { /* Unable to send NS cmd */ 1011 if (vport->gidft_inp) 1012 vport->gidft_inp--; 1013 } 1014 } 1015 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1016 lpfc_els_flush_rscn(vport); 1017 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1018 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1019 "0257 GID_FT Query error: 0x%x 0x%x\n", 1020 ulp_status, vport->fc_ns_retry); 1021 } else { 1022 /* Good status, continue checking */ 1023 CTreq = (struct lpfc_sli_ct_request *) inp->virt; 1024 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1025 if (CTrsp->CommandResponse.bits.CmdRsp == 1026 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 1027 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1028 "0208 NameServer Rsp Data: x%lx x%x " 1029 "x%x x%x sz x%x\n", 1030 vport->fc_flag, 1031 CTreq->un.gid.Fc4Type, 1032 vport->num_disc_nodes, 1033 vport->gidft_inp, 1034 get_job_data_placed(phba, rspiocb)); 1035 1036 lpfc_ns_rsp(vport, 1037 outp, 1038 CTreq->un.gid.Fc4Type, 1039 get_job_data_placed(phba, rspiocb)); 1040 } else if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1041 SLI_CT_RESPONSE_FS_RJT) { 1042 /* NameServer Rsp Error */ 1043 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 1044 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 1045 lpfc_printf_vlog(vport, KERN_INFO, 1046 LOG_DISCOVERY, 1047 "0269 No NameServer Entries " 1048 "Data: x%x x%x x%x x%lx\n", 1049 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1050 (uint32_t) CTrsp->ReasonCode, 1051 (uint32_t) CTrsp->Explanation, 1052 vport->fc_flag); 1053 1054 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1055 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 1056 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1057 (uint32_t) CTrsp->ReasonCode, 1058 (uint32_t) CTrsp->Explanation); 1059 } else { 1060 lpfc_printf_vlog(vport, KERN_INFO, 1061 LOG_DISCOVERY, 1062 "0240 NameServer Rsp Error " 1063 "Data: x%x x%x x%x x%lx\n", 1064 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1065 (uint32_t) CTrsp->ReasonCode, 1066 (uint32_t) CTrsp->Explanation, 1067 vport->fc_flag); 1068 1069 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1070 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1071 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1072 (uint32_t) CTrsp->ReasonCode, 1073 (uint32_t) CTrsp->Explanation); 1074 } 1075 1076 1077 } else { 1078 /* NameServer Rsp Error */ 1079 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1080 "0241 NameServer Rsp Error " 1081 "Data: x%x x%x x%x x%lx\n", 1082 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1083 (uint32_t) CTrsp->ReasonCode, 1084 (uint32_t) CTrsp->Explanation, 1085 vport->fc_flag); 1086 1087 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1088 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1089 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1090 (uint32_t) CTrsp->ReasonCode, 1091 (uint32_t) CTrsp->Explanation); 1092 } 1093 if (vport->gidft_inp) 1094 vport->gidft_inp--; 1095 } 1096 1097 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1098 "4216 GID_FT cmpl inp %d disc %d\n", 1099 vport->gidft_inp, vport->num_disc_nodes); 1100 1101 /* Link up / RSCN discovery */ 1102 if ((vport->num_disc_nodes == 0) && 1103 (vport->gidft_inp == 0)) { 1104 /* 1105 * The driver has cycled through all Nports in the RSCN payload. 1106 * Complete the handling by cleaning up and marking the 1107 * current driver state. 1108 */ 1109 if (vport->port_state >= LPFC_DISC_AUTH) { 1110 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) { 1111 lpfc_els_flush_rscn(vport); 1112 /* RSCN still */ 1113 set_bit(FC_RSCN_MODE, &vport->fc_flag); 1114 } else { 1115 lpfc_els_flush_rscn(vport); 1116 } 1117 } 1118 1119 lpfc_disc_start(vport); 1120 } 1121 out: 1122 lpfc_ct_free_iocb(phba, cmdiocb); 1123 lpfc_nlp_put(ndlp); 1124 return; 1125 } 1126 1127 static void 1128 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1129 struct lpfc_iocbq *rspiocb) 1130 { 1131 struct lpfc_vport *vport = cmdiocb->vport; 1132 struct lpfc_dmabuf *outp; 1133 struct lpfc_dmabuf *inp; 1134 struct lpfc_sli_ct_request *CTrsp; 1135 struct lpfc_sli_ct_request *CTreq; 1136 struct lpfc_nodelist *ndlp; 1137 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1138 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1139 int rc; 1140 1141 /* First save ndlp, before we overwrite it */ 1142 ndlp = cmdiocb->ndlp; 1143 1144 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1145 cmdiocb->rsp_iocb = rspiocb; 1146 inp = cmdiocb->cmd_dmabuf; 1147 outp = cmdiocb->rsp_dmabuf; 1148 1149 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1150 "GID_PT cmpl: status:x%x/x%x rtry:%d", 1151 ulp_status, ulp_word4, 1152 vport->fc_ns_retry); 1153 1154 /* Ignore response if link flipped after this request was made */ 1155 if (cmdiocb->event_tag != phba->fc_eventTag) { 1156 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1157 "9044 Event tag mismatch. Ignoring NS rsp\n"); 1158 goto out; 1159 } 1160 1161 /* Skip processing response on pport if unloading */ 1162 if (vport == phba->pport && test_bit(FC_UNLOADING, &vport->load_flag)) { 1163 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1164 lpfc_els_flush_rscn(vport); 1165 goto out; 1166 } 1167 1168 if (lpfc_els_chk_latt(vport)) { 1169 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1170 "4108 Link event during NS query\n"); 1171 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1172 lpfc_els_flush_rscn(vport); 1173 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1174 goto out; 1175 } 1176 if (lpfc_error_lost_link(vport, ulp_status, ulp_word4)) { 1177 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1178 "4166 NS query failed due to link event: " 1179 "ulp_status x%x ulp_word4 x%x fc_flag x%lx " 1180 "port_state x%x gidft_inp x%x\n", 1181 ulp_status, ulp_word4, vport->fc_flag, 1182 vport->port_state, vport->gidft_inp); 1183 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1184 lpfc_els_flush_rscn(vport); 1185 if (vport->gidft_inp) 1186 vport->gidft_inp--; 1187 goto out; 1188 } 1189 1190 if (test_and_clear_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) { 1191 /* This is a GID_PT completing so the gidft_inp counter was 1192 * incremented before the GID_PT was issued to the wire. 1193 */ 1194 if (vport->gidft_inp) 1195 vport->gidft_inp--; 1196 1197 /* 1198 * Skip processing the NS response 1199 * Re-issue the NS cmd 1200 */ 1201 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 1202 "4167 Process Deferred RSCN Data: x%lx x%x\n", 1203 vport->fc_flag, vport->fc_rscn_id_cnt); 1204 lpfc_els_handle_rscn(vport); 1205 1206 goto out; 1207 } 1208 1209 if (ulp_status) { 1210 /* Check for retry */ 1211 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 1212 if (ulp_status != IOSTAT_LOCAL_REJECT || 1213 (ulp_word4 & IOERR_PARAM_MASK) != 1214 IOERR_NO_RESOURCES) 1215 vport->fc_ns_retry++; 1216 1217 /* CT command is being retried */ 1218 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT, 1219 vport->fc_ns_retry, GID_PT_N_PORT); 1220 if (rc == 0) 1221 goto out; 1222 else { /* Unable to send NS cmd */ 1223 if (vport->gidft_inp) 1224 vport->gidft_inp--; 1225 } 1226 } 1227 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) 1228 lpfc_els_flush_rscn(vport); 1229 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1230 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1231 "4103 GID_FT Query error: 0x%x 0x%x\n", 1232 ulp_status, vport->fc_ns_retry); 1233 } else { 1234 /* Good status, continue checking */ 1235 CTreq = (struct lpfc_sli_ct_request *)inp->virt; 1236 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1237 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1238 SLI_CT_RESPONSE_FS_ACC) { 1239 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1240 "4105 NameServer Rsp Data: x%lx x%x " 1241 "x%x x%x sz x%x\n", 1242 vport->fc_flag, 1243 CTreq->un.gid.Fc4Type, 1244 vport->num_disc_nodes, 1245 vport->gidft_inp, 1246 get_job_data_placed(phba, rspiocb)); 1247 1248 lpfc_ns_rsp(vport, 1249 outp, 1250 CTreq->un.gid.Fc4Type, 1251 get_job_data_placed(phba, rspiocb)); 1252 } else if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1253 SLI_CT_RESPONSE_FS_RJT) { 1254 /* NameServer Rsp Error */ 1255 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 1256 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 1257 lpfc_printf_vlog( 1258 vport, KERN_INFO, LOG_DISCOVERY, 1259 "4106 No NameServer Entries " 1260 "Data: x%x x%x x%x x%lx\n", 1261 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1262 (uint32_t)CTrsp->ReasonCode, 1263 (uint32_t)CTrsp->Explanation, 1264 vport->fc_flag); 1265 1266 lpfc_debugfs_disc_trc( 1267 vport, LPFC_DISC_TRC_CT, 1268 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x", 1269 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1270 (uint32_t)CTrsp->ReasonCode, 1271 (uint32_t)CTrsp->Explanation); 1272 } else { 1273 lpfc_printf_vlog( 1274 vport, KERN_INFO, LOG_DISCOVERY, 1275 "4107 NameServer Rsp Error " 1276 "Data: x%x x%x x%x x%lx\n", 1277 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1278 (uint32_t)CTrsp->ReasonCode, 1279 (uint32_t)CTrsp->Explanation, 1280 vport->fc_flag); 1281 1282 lpfc_debugfs_disc_trc( 1283 vport, LPFC_DISC_TRC_CT, 1284 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1285 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1286 (uint32_t)CTrsp->ReasonCode, 1287 (uint32_t)CTrsp->Explanation); 1288 } 1289 } else { 1290 /* NameServer Rsp Error */ 1291 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1292 "4109 NameServer Rsp Error " 1293 "Data: x%x x%x x%x x%lx\n", 1294 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1295 (uint32_t)CTrsp->ReasonCode, 1296 (uint32_t)CTrsp->Explanation, 1297 vport->fc_flag); 1298 1299 lpfc_debugfs_disc_trc( 1300 vport, LPFC_DISC_TRC_CT, 1301 "GID_PT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1302 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1303 (uint32_t)CTrsp->ReasonCode, 1304 (uint32_t)CTrsp->Explanation); 1305 } 1306 if (vport->gidft_inp) 1307 vport->gidft_inp--; 1308 } 1309 1310 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1311 "6450 GID_PT cmpl inp %d disc %d\n", 1312 vport->gidft_inp, vport->num_disc_nodes); 1313 1314 /* Link up / RSCN discovery */ 1315 if ((vport->num_disc_nodes == 0) && 1316 (vport->gidft_inp == 0)) { 1317 /* 1318 * The driver has cycled through all Nports in the RSCN payload. 1319 * Complete the handling by cleaning up and marking the 1320 * current driver state. 1321 */ 1322 if (vport->port_state >= LPFC_DISC_AUTH) { 1323 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) { 1324 lpfc_els_flush_rscn(vport); 1325 /* RSCN still */ 1326 set_bit(FC_RSCN_MODE, &vport->fc_flag); 1327 } else { 1328 lpfc_els_flush_rscn(vport); 1329 } 1330 } 1331 1332 lpfc_disc_start(vport); 1333 } 1334 out: 1335 lpfc_ct_free_iocb(phba, cmdiocb); 1336 lpfc_nlp_put(ndlp); 1337 } 1338 1339 static void 1340 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1341 struct lpfc_iocbq *rspiocb) 1342 { 1343 struct lpfc_vport *vport = cmdiocb->vport; 1344 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 1345 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 1346 struct lpfc_sli_ct_request *CTrsp; 1347 int did, rc, retry; 1348 uint8_t fbits; 1349 struct lpfc_nodelist *ndlp = NULL, *free_ndlp = NULL; 1350 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1351 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1352 1353 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 1354 did = be32_to_cpu(did); 1355 1356 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1357 "GFF_ID cmpl: status:x%x/x%x did:x%x", 1358 ulp_status, ulp_word4, did); 1359 1360 /* Ignore response if link flipped after this request was made */ 1361 if (cmdiocb->event_tag != phba->fc_eventTag) { 1362 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1363 "9045 Event tag mismatch. Ignoring NS rsp\n"); 1364 goto iocb_free; 1365 } 1366 1367 if (ulp_status == IOSTAT_SUCCESS) { 1368 /* Good status, continue checking */ 1369 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1370 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 1371 1372 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1373 "6431 Process GFF_ID rsp for %08x " 1374 "fbits %02x %s %s\n", 1375 did, fbits, 1376 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ", 1377 (fbits & FC4_FEATURE_TARGET) ? "Target" : " "); 1378 1379 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1380 SLI_CT_RESPONSE_FS_ACC) { 1381 if ((fbits & FC4_FEATURE_INIT) && 1382 !(fbits & FC4_FEATURE_TARGET)) { 1383 lpfc_printf_vlog(vport, KERN_INFO, 1384 LOG_DISCOVERY, 1385 "0270 Skip x%x GFF " 1386 "NameServer Rsp Data: (init) " 1387 "x%x x%x\n", did, fbits, 1388 vport->fc_rscn_id_cnt); 1389 goto out; 1390 } 1391 } 1392 } 1393 else { 1394 /* Check for retry */ 1395 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 1396 retry = 1; 1397 if (ulp_status == IOSTAT_LOCAL_REJECT) { 1398 switch ((ulp_word4 & 1399 IOERR_PARAM_MASK)) { 1400 1401 case IOERR_NO_RESOURCES: 1402 /* We don't increment the retry 1403 * count for this case. 1404 */ 1405 break; 1406 case IOERR_LINK_DOWN: 1407 case IOERR_SLI_ABORTED: 1408 case IOERR_SLI_DOWN: 1409 retry = 0; 1410 break; 1411 default: 1412 cmdiocb->retry++; 1413 } 1414 } 1415 else 1416 cmdiocb->retry++; 1417 1418 if (retry) { 1419 /* CT command is being retried */ 1420 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 1421 cmdiocb->retry, did); 1422 if (rc == 0) { 1423 /* success */ 1424 free_ndlp = cmdiocb->ndlp; 1425 lpfc_ct_free_iocb(phba, cmdiocb); 1426 lpfc_nlp_put(free_ndlp); 1427 return; 1428 } 1429 } 1430 } 1431 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1432 "0267 NameServer GFF Rsp " 1433 "x%x Error (%d %d) Data: x%lx x%x\n", 1434 did, ulp_status, ulp_word4, 1435 vport->fc_flag, vport->fc_rscn_id_cnt); 1436 } 1437 1438 /* This is a target port, unregistered port, or the GFF_ID failed */ 1439 ndlp = lpfc_setup_disc_node(vport, did); 1440 if (ndlp) { 1441 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1442 "0242 Process x%x GFF " 1443 "NameServer Rsp Data: x%x x%lx x%x\n", 1444 did, ndlp->nlp_flag, vport->fc_flag, 1445 vport->fc_rscn_id_cnt); 1446 } else { 1447 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1448 "0243 Skip x%x GFF " 1449 "NameServer Rsp Data: x%lx x%x\n", did, 1450 vport->fc_flag, vport->fc_rscn_id_cnt); 1451 } 1452 out: 1453 /* Link up / RSCN discovery */ 1454 if (vport->num_disc_nodes) 1455 vport->num_disc_nodes--; 1456 1457 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1458 "6451 GFF_ID cmpl inp %d disc %d\n", 1459 vport->gidft_inp, vport->num_disc_nodes); 1460 1461 if (vport->num_disc_nodes == 0) { 1462 /* 1463 * The driver has cycled through all Nports in the RSCN payload. 1464 * Complete the handling by cleaning up and marking the 1465 * current driver state. 1466 */ 1467 if (vport->port_state >= LPFC_DISC_AUTH) { 1468 if (test_bit(FC_RSCN_MODE, &vport->fc_flag)) { 1469 lpfc_els_flush_rscn(vport); 1470 /* RSCN still */ 1471 set_bit(FC_RSCN_MODE, &vport->fc_flag); 1472 } else { 1473 lpfc_els_flush_rscn(vport); 1474 } 1475 } 1476 lpfc_disc_start(vport); 1477 } 1478 1479 iocb_free: 1480 free_ndlp = cmdiocb->ndlp; 1481 lpfc_ct_free_iocb(phba, cmdiocb); 1482 lpfc_nlp_put(free_ndlp); 1483 return; 1484 } 1485 1486 static void 1487 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1488 struct lpfc_iocbq *rspiocb) 1489 { 1490 struct lpfc_vport *vport = cmdiocb->vport; 1491 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 1492 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 1493 struct lpfc_sli_ct_request *CTrsp; 1494 int did; 1495 struct lpfc_nodelist *ndlp = NULL; 1496 struct lpfc_nodelist *ns_ndlp = cmdiocb->ndlp; 1497 uint32_t fc4_data_0, fc4_data_1; 1498 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1499 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1500 1501 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId; 1502 did = be32_to_cpu(did); 1503 1504 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1505 "GFT_ID cmpl: status:x%x/x%x did:x%x", 1506 ulp_status, ulp_word4, did); 1507 1508 /* Ignore response if link flipped after this request was made */ 1509 if ((uint32_t)cmdiocb->event_tag != phba->fc_eventTag) { 1510 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1511 "9046 Event tag mismatch. Ignoring NS rsp\n"); 1512 goto out; 1513 } 1514 1515 if (ulp_status == IOSTAT_SUCCESS) { 1516 /* Good status, continue checking */ 1517 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1518 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]); 1519 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]); 1520 1521 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1522 "6432 Process GFT_ID rsp for %08x " 1523 "Data %08x %08x %s %s\n", 1524 did, fc4_data_0, fc4_data_1, 1525 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ? 1526 "FCP" : " ", 1527 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ? 1528 "NVME" : " "); 1529 1530 /* Lookup the NPort_ID queried in the GFT_ID and find the 1531 * driver's local node. It's an error if the driver 1532 * doesn't have one. 1533 */ 1534 ndlp = lpfc_findnode_did(vport, did); 1535 if (ndlp) { 1536 /* The bitmask value for FCP and NVME FCP types is 1537 * the same because they are 32 bits distant from 1538 * each other in word0 and word0. 1539 */ 1540 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) 1541 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 1542 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) 1543 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 1544 lpfc_printf_vlog(vport, KERN_INFO, 1545 LOG_DISCOVERY | LOG_NODE, 1546 "3064 Setting ndlp x%px, DID x%06x " 1547 "with FC4 x%08x, Data: x%08x x%08x " 1548 "%d\n", 1549 ndlp, did, ndlp->nlp_fc4_type, 1550 FC_TYPE_FCP, FC_TYPE_NVME, 1551 ndlp->nlp_state); 1552 1553 if (ndlp->nlp_state == NLP_STE_REG_LOGIN_ISSUE && 1554 ndlp->nlp_fc4_type) { 1555 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1556 lpfc_nlp_set_state(vport, ndlp, 1557 NLP_STE_PRLI_ISSUE); 1558 lpfc_issue_els_prli(vport, ndlp, 0); 1559 } else if (!ndlp->nlp_fc4_type) { 1560 /* If fc4 type is still unknown, then LOGO */ 1561 lpfc_printf_vlog(vport, KERN_INFO, 1562 LOG_DISCOVERY | LOG_NODE, 1563 "6443 Sending LOGO ndlp x%px, " 1564 "DID x%06x with fc4_type: " 1565 "x%08x, state: %d\n", 1566 ndlp, did, ndlp->nlp_fc4_type, 1567 ndlp->nlp_state); 1568 lpfc_issue_els_logo(vport, ndlp, 0); 1569 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1570 lpfc_nlp_set_state(vport, ndlp, 1571 NLP_STE_NPR_NODE); 1572 } 1573 } 1574 } else 1575 lpfc_vlog_msg(vport, KERN_WARNING, LOG_DISCOVERY, 1576 "3065 GFT_ID status x%08x\n", ulp_status); 1577 1578 out: 1579 lpfc_ct_free_iocb(phba, cmdiocb); 1580 lpfc_nlp_put(ns_ndlp); 1581 } 1582 1583 static void 1584 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1585 struct lpfc_iocbq *rspiocb) 1586 { 1587 struct lpfc_vport *vport = cmdiocb->vport; 1588 struct lpfc_dmabuf *inp; 1589 struct lpfc_dmabuf *outp; 1590 struct lpfc_sli_ct_request *CTrsp; 1591 struct lpfc_nodelist *ndlp; 1592 int cmdcode, rc; 1593 uint8_t retry; 1594 uint32_t latt; 1595 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1596 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1597 1598 /* First save ndlp, before we overwrite it */ 1599 ndlp = cmdiocb->ndlp; 1600 1601 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1602 cmdiocb->rsp_iocb = rspiocb; 1603 1604 inp = cmdiocb->cmd_dmabuf; 1605 outp = cmdiocb->rsp_dmabuf; 1606 1607 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 1608 CommandResponse.bits.CmdRsp); 1609 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1610 1611 latt = lpfc_els_chk_latt(vport); 1612 1613 /* RFT request completes status <ulp_status> CmdRsp <CmdRsp> */ 1614 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1615 "0209 CT Request completes, latt %d, " 1616 "ulp_status x%x CmdRsp x%x, Context x%x, Tag x%x\n", 1617 latt, ulp_status, 1618 be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp), 1619 get_job_ulpcontext(phba, cmdiocb), cmdiocb->iotag); 1620 1621 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1622 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 1623 ulp_status, ulp_word4, cmdcode); 1624 1625 if (ulp_status) { 1626 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1627 "0268 NS cmd x%x Error (x%x x%x)\n", 1628 cmdcode, ulp_status, ulp_word4); 1629 1630 if (ulp_status == IOSTAT_LOCAL_REJECT && 1631 (((ulp_word4 & IOERR_PARAM_MASK) == 1632 IOERR_SLI_DOWN) || 1633 ((ulp_word4 & IOERR_PARAM_MASK) == 1634 IOERR_SLI_ABORTED))) 1635 goto out; 1636 1637 retry = cmdiocb->retry; 1638 if (retry >= LPFC_MAX_NS_RETRY) 1639 goto out; 1640 1641 retry++; 1642 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1643 "0250 Retrying NS cmd %x\n", cmdcode); 1644 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 1645 if (rc == 0) 1646 goto out; 1647 } 1648 1649 out: 1650 /* If the caller wanted a synchronous DA_ID completion, signal the 1651 * wait obj and clear flag to reset the vport. 1652 */ 1653 if (ndlp->save_flags & NLP_WAIT_FOR_DA_ID) { 1654 if (ndlp->da_id_waitq) 1655 wake_up(ndlp->da_id_waitq); 1656 } 1657 1658 spin_lock_irq(&ndlp->lock); 1659 ndlp->save_flags &= ~NLP_WAIT_FOR_DA_ID; 1660 spin_unlock_irq(&ndlp->lock); 1661 1662 lpfc_ct_free_iocb(phba, cmdiocb); 1663 lpfc_nlp_put(ndlp); 1664 return; 1665 } 1666 1667 static void 1668 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1669 struct lpfc_iocbq *rspiocb) 1670 { 1671 struct lpfc_vport *vport = cmdiocb->vport; 1672 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1673 1674 if (ulp_status == IOSTAT_SUCCESS) { 1675 struct lpfc_dmabuf *outp; 1676 struct lpfc_sli_ct_request *CTrsp; 1677 1678 outp = cmdiocb->rsp_dmabuf; 1679 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1680 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1681 SLI_CT_RESPONSE_FS_ACC) 1682 vport->ct_flags |= FC_CT_RFT_ID; 1683 } 1684 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1685 return; 1686 } 1687 1688 static void 1689 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1690 struct lpfc_iocbq *rspiocb) 1691 { 1692 struct lpfc_vport *vport = cmdiocb->vport; 1693 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1694 1695 if (ulp_status == IOSTAT_SUCCESS) { 1696 struct lpfc_dmabuf *outp; 1697 struct lpfc_sli_ct_request *CTrsp; 1698 1699 outp = cmdiocb->rsp_dmabuf; 1700 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1701 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1702 SLI_CT_RESPONSE_FS_ACC) 1703 vport->ct_flags |= FC_CT_RNN_ID; 1704 } 1705 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1706 return; 1707 } 1708 1709 static void 1710 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1711 struct lpfc_iocbq *rspiocb) 1712 { 1713 struct lpfc_vport *vport = cmdiocb->vport; 1714 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1715 1716 if (ulp_status == IOSTAT_SUCCESS) { 1717 struct lpfc_dmabuf *outp; 1718 struct lpfc_sli_ct_request *CTrsp; 1719 1720 outp = cmdiocb->rsp_dmabuf; 1721 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1722 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1723 SLI_CT_RESPONSE_FS_ACC) 1724 vport->ct_flags |= FC_CT_RSPN_ID; 1725 } 1726 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1727 return; 1728 } 1729 1730 static void 1731 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1732 struct lpfc_iocbq *rspiocb) 1733 { 1734 struct lpfc_vport *vport = cmdiocb->vport; 1735 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1736 1737 if (ulp_status == IOSTAT_SUCCESS) { 1738 struct lpfc_dmabuf *outp; 1739 struct lpfc_sli_ct_request *CTrsp; 1740 1741 outp = cmdiocb->rsp_dmabuf; 1742 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1743 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1744 SLI_CT_RESPONSE_FS_ACC) 1745 vport->ct_flags |= FC_CT_RSNN_NN; 1746 } 1747 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1748 return; 1749 } 1750 1751 static void 1752 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1753 struct lpfc_iocbq *rspiocb) 1754 { 1755 struct lpfc_vport *vport = cmdiocb->vport; 1756 1757 /* even if it fails we will act as though it succeeded. */ 1758 vport->ct_flags = 0; 1759 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1760 return; 1761 } 1762 1763 static void 1764 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1765 struct lpfc_iocbq *rspiocb) 1766 { 1767 struct lpfc_vport *vport = cmdiocb->vport; 1768 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1769 1770 if (ulp_status == IOSTAT_SUCCESS) { 1771 struct lpfc_dmabuf *outp; 1772 struct lpfc_sli_ct_request *CTrsp; 1773 1774 outp = cmdiocb->rsp_dmabuf; 1775 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1776 if (be16_to_cpu(CTrsp->CommandResponse.bits.CmdRsp) == 1777 SLI_CT_RESPONSE_FS_ACC) 1778 vport->ct_flags |= FC_CT_RFF_ID; 1779 } 1780 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1781 return; 1782 } 1783 1784 /* 1785 * Although the symbolic port name is thought to be an integer 1786 * as of January 18, 2016, leave it as a string until more of 1787 * the record state becomes defined. 1788 */ 1789 int 1790 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1791 size_t size) 1792 { 1793 int n; 1794 1795 /* 1796 * Use the lpfc board number as the Symbolic Port 1797 * Name object. NPIV is not in play so this integer 1798 * value is sufficient and unique per FC-ID. 1799 */ 1800 n = scnprintf(symbol, size, "%d", vport->phba->brd_no); 1801 return n; 1802 } 1803 1804 1805 int 1806 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1807 size_t size) 1808 { 1809 char fwrev[FW_REV_STR_SIZE] = {0}; 1810 char tmp[MAXHOSTNAMELEN] = {0}; 1811 1812 memset(symbol, 0, size); 1813 1814 scnprintf(tmp, sizeof(tmp), "Emulex %s", vport->phba->ModelName); 1815 if (strlcat(symbol, tmp, size) >= size) 1816 goto buffer_done; 1817 1818 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1819 scnprintf(tmp, sizeof(tmp), " FV%s", fwrev); 1820 if (strlcat(symbol, tmp, size) >= size) 1821 goto buffer_done; 1822 1823 scnprintf(tmp, sizeof(tmp), " DV%s", lpfc_release_version); 1824 if (strlcat(symbol, tmp, size) >= size) 1825 goto buffer_done; 1826 1827 scnprintf(tmp, sizeof(tmp), " HN:%s", vport->phba->os_host_name); 1828 if (strlcat(symbol, tmp, size) >= size) 1829 goto buffer_done; 1830 1831 /* Note :- OS name is "Linux" */ 1832 scnprintf(tmp, sizeof(tmp), " OS:%s", init_utsname()->sysname); 1833 strlcat(symbol, tmp, size); 1834 1835 buffer_done: 1836 return strnlen(symbol, size); 1837 1838 } 1839 1840 static uint32_t 1841 lpfc_find_map_node(struct lpfc_vport *vport) 1842 { 1843 struct lpfc_nodelist *ndlp, *next_ndlp; 1844 unsigned long iflags; 1845 uint32_t cnt = 0; 1846 1847 spin_lock_irqsave(&vport->fc_nodes_list_lock, iflags); 1848 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1849 if (ndlp->nlp_type & NLP_FABRIC) 1850 continue; 1851 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1852 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1853 cnt++; 1854 } 1855 spin_unlock_irqrestore(&vport->fc_nodes_list_lock, iflags); 1856 return cnt; 1857 } 1858 1859 /* 1860 * This routine will return the FC4 Type associated with the CT 1861 * GID_FT command. 1862 */ 1863 int 1864 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb) 1865 { 1866 struct lpfc_sli_ct_request *CtReq; 1867 struct lpfc_dmabuf *mp; 1868 uint32_t type; 1869 1870 mp = cmdiocb->cmd_dmabuf; 1871 if (mp == NULL) 1872 return 0; 1873 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 1874 type = (uint32_t)CtReq->un.gid.Fc4Type; 1875 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME)) 1876 return 0; 1877 return type; 1878 } 1879 1880 /* 1881 * lpfc_ns_cmd 1882 * Description: 1883 * Issue Cmd to NameServer 1884 * SLI_CTNS_GID_FT 1885 * LI_CTNS_RFT_ID 1886 */ 1887 int 1888 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1889 uint8_t retry, uint32_t context) 1890 { 1891 struct lpfc_nodelist * ndlp; 1892 struct lpfc_hba *phba = vport->phba; 1893 struct lpfc_dmabuf *mp, *bmp; 1894 struct lpfc_sli_ct_request *CtReq; 1895 struct ulp_bde64 *bpl; 1896 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1897 struct lpfc_iocbq *) = NULL; 1898 uint32_t *ptr; 1899 uint32_t rsp_size = 1024; 1900 size_t size; 1901 int rc = 0; 1902 1903 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1904 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1905 rc=1; 1906 goto ns_cmd_exit; 1907 } 1908 1909 /* fill in BDEs for command */ 1910 /* Allocate buffer for command payload */ 1911 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1912 if (!mp) { 1913 rc=2; 1914 goto ns_cmd_exit; 1915 } 1916 1917 INIT_LIST_HEAD(&mp->list); 1918 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1919 if (!mp->virt) { 1920 rc=3; 1921 goto ns_cmd_free_mp; 1922 } 1923 1924 /* Allocate buffer for Buffer ptr list */ 1925 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1926 if (!bmp) { 1927 rc=4; 1928 goto ns_cmd_free_mpvirt; 1929 } 1930 1931 INIT_LIST_HEAD(&bmp->list); 1932 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1933 if (!bmp->virt) { 1934 rc=5; 1935 goto ns_cmd_free_bmp; 1936 } 1937 1938 /* NameServer Req */ 1939 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1940 "0236 NameServer Req Data: x%x x%lx x%x x%x\n", 1941 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt, 1942 context); 1943 1944 bpl = (struct ulp_bde64 *) bmp->virt; 1945 memset(bpl, 0, sizeof(struct ulp_bde64)); 1946 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1947 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1948 bpl->tus.f.bdeFlags = 0; 1949 if (cmdcode == SLI_CTNS_GID_FT) 1950 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1951 else if (cmdcode == SLI_CTNS_GID_PT) 1952 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1953 else if (cmdcode == SLI_CTNS_GFF_ID) 1954 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1955 else if (cmdcode == SLI_CTNS_GFT_ID) 1956 bpl->tus.f.bdeSize = GFT_REQUEST_SZ; 1957 else if (cmdcode == SLI_CTNS_RFT_ID) 1958 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1959 else if (cmdcode == SLI_CTNS_RNN_ID) 1960 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1961 else if (cmdcode == SLI_CTNS_RSPN_ID) 1962 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1963 else if (cmdcode == SLI_CTNS_RSNN_NN) 1964 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1965 else if (cmdcode == SLI_CTNS_DA_ID) 1966 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1967 else if (cmdcode == SLI_CTNS_RFF_ID) 1968 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1969 else 1970 bpl->tus.f.bdeSize = 0; 1971 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1972 1973 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1974 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1975 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1976 CtReq->RevisionId.bits.InId = 0; 1977 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1978 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1979 CtReq->CommandResponse.bits.Size = 0; 1980 switch (cmdcode) { 1981 case SLI_CTNS_GID_FT: 1982 CtReq->CommandResponse.bits.CmdRsp = 1983 cpu_to_be16(SLI_CTNS_GID_FT); 1984 CtReq->un.gid.Fc4Type = context; 1985 1986 if (vport->port_state < LPFC_NS_QRY) 1987 vport->port_state = LPFC_NS_QRY; 1988 lpfc_set_disctmo(vport); 1989 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1990 rsp_size = FC_MAX_NS_RSP; 1991 break; 1992 1993 case SLI_CTNS_GID_PT: 1994 CtReq->CommandResponse.bits.CmdRsp = 1995 cpu_to_be16(SLI_CTNS_GID_PT); 1996 CtReq->un.gid.PortType = context; 1997 1998 if (vport->port_state < LPFC_NS_QRY) 1999 vport->port_state = LPFC_NS_QRY; 2000 lpfc_set_disctmo(vport); 2001 cmpl = lpfc_cmpl_ct_cmd_gid_pt; 2002 rsp_size = FC_MAX_NS_RSP; 2003 break; 2004 2005 case SLI_CTNS_GFF_ID: 2006 CtReq->CommandResponse.bits.CmdRsp = 2007 cpu_to_be16(SLI_CTNS_GFF_ID); 2008 CtReq->un.gff.PortId = cpu_to_be32(context); 2009 cmpl = lpfc_cmpl_ct_cmd_gff_id; 2010 break; 2011 2012 case SLI_CTNS_GFT_ID: 2013 CtReq->CommandResponse.bits.CmdRsp = 2014 cpu_to_be16(SLI_CTNS_GFT_ID); 2015 CtReq->un.gft.PortId = cpu_to_be32(context); 2016 cmpl = lpfc_cmpl_ct_cmd_gft_id; 2017 break; 2018 2019 case SLI_CTNS_RFT_ID: 2020 vport->ct_flags &= ~FC_CT_RFT_ID; 2021 CtReq->CommandResponse.bits.CmdRsp = 2022 cpu_to_be16(SLI_CTNS_RFT_ID); 2023 CtReq->un.rft.port_id = cpu_to_be32(vport->fc_myDID); 2024 2025 /* Register Application Services type if vmid enabled. */ 2026 if (phba->cfg_vmid_app_header) 2027 CtReq->un.rft.app_serv_reg = 2028 cpu_to_be32(RFT_APP_SERV_REG); 2029 2030 /* Register FC4 FCP type if enabled. */ 2031 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 2032 vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP) 2033 CtReq->un.rft.fcp_reg = cpu_to_be32(RFT_FCP_REG); 2034 2035 /* Register NVME type if enabled. */ 2036 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 2037 vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME) 2038 CtReq->un.rft.nvme_reg = cpu_to_be32(RFT_NVME_REG); 2039 2040 ptr = (uint32_t *)CtReq; 2041 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2042 "6433 Issue RFT (%s %s %s): %08x %08x %08x " 2043 "%08x %08x %08x %08x %08x\n", 2044 CtReq->un.rft.fcp_reg ? "FCP" : " ", 2045 CtReq->un.rft.nvme_reg ? "NVME" : " ", 2046 CtReq->un.rft.app_serv_reg ? "APPS" : " ", 2047 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 2048 *(ptr + 4), *(ptr + 5), 2049 *(ptr + 6), *(ptr + 7)); 2050 cmpl = lpfc_cmpl_ct_cmd_rft_id; 2051 break; 2052 2053 case SLI_CTNS_RNN_ID: 2054 vport->ct_flags &= ~FC_CT_RNN_ID; 2055 CtReq->CommandResponse.bits.CmdRsp = 2056 cpu_to_be16(SLI_CTNS_RNN_ID); 2057 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 2058 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 2059 sizeof(struct lpfc_name)); 2060 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 2061 break; 2062 2063 case SLI_CTNS_RSPN_ID: 2064 vport->ct_flags &= ~FC_CT_RSPN_ID; 2065 CtReq->CommandResponse.bits.CmdRsp = 2066 cpu_to_be16(SLI_CTNS_RSPN_ID); 2067 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 2068 size = sizeof(CtReq->un.rspn.symbname); 2069 CtReq->un.rspn.len = 2070 lpfc_vport_symbolic_port_name(vport, 2071 CtReq->un.rspn.symbname, size); 2072 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 2073 break; 2074 case SLI_CTNS_RSNN_NN: 2075 vport->ct_flags &= ~FC_CT_RSNN_NN; 2076 CtReq->CommandResponse.bits.CmdRsp = 2077 cpu_to_be16(SLI_CTNS_RSNN_NN); 2078 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 2079 sizeof(struct lpfc_name)); 2080 size = sizeof(CtReq->un.rsnn.symbname); 2081 CtReq->un.rsnn.len = 2082 lpfc_vport_symbolic_node_name(vport, 2083 CtReq->un.rsnn.symbname, size); 2084 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 2085 break; 2086 case SLI_CTNS_DA_ID: 2087 /* Implement DA_ID Nameserver request */ 2088 CtReq->CommandResponse.bits.CmdRsp = 2089 cpu_to_be16(SLI_CTNS_DA_ID); 2090 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 2091 cmpl = lpfc_cmpl_ct_cmd_da_id; 2092 break; 2093 case SLI_CTNS_RFF_ID: 2094 vport->ct_flags &= ~FC_CT_RFF_ID; 2095 CtReq->CommandResponse.bits.CmdRsp = 2096 cpu_to_be16(SLI_CTNS_RFF_ID); 2097 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 2098 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 2099 2100 /* The driver always supports FC_TYPE_FCP. However, the 2101 * caller can specify NVME (type x28) as well. But only 2102 * these that FC4 type is supported. 2103 */ 2104 if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 2105 (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) && 2106 (context == FC_TYPE_NVME)) { 2107 if ((vport == phba->pport) && phba->nvmet_support) { 2108 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET | 2109 FC4_FEATURE_NVME_DISC); 2110 lpfc_nvmet_update_targetport(phba); 2111 } else { 2112 lpfc_nvme_update_localport(vport); 2113 } 2114 CtReq->un.rff.type_code = context; 2115 2116 } else if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 2117 (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) && 2118 (context == FC_TYPE_FCP)) 2119 CtReq->un.rff.type_code = context; 2120 2121 else 2122 goto ns_cmd_free_bmpvirt; 2123 2124 ptr = (uint32_t *)CtReq; 2125 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2126 "6434 Issue RFF (%s): %08x %08x %08x %08x " 2127 "%08x %08x %08x %08x\n", 2128 (context == FC_TYPE_NVME) ? "NVME" : "FCP", 2129 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 2130 *(ptr + 4), *(ptr + 5), 2131 *(ptr + 6), *(ptr + 7)); 2132 cmpl = lpfc_cmpl_ct_cmd_rff_id; 2133 break; 2134 } 2135 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 2136 * to hold ndlp reference for the corresponding callback function. 2137 */ 2138 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 2139 /* On success, The cmpl function will free the buffers */ 2140 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 2141 "Issue CT cmd: cmd:x%x did:x%x", 2142 cmdcode, ndlp->nlp_DID, 0); 2143 return 0; 2144 } 2145 rc=6; 2146 2147 ns_cmd_free_bmpvirt: 2148 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 2149 ns_cmd_free_bmp: 2150 kfree(bmp); 2151 ns_cmd_free_mpvirt: 2152 lpfc_mbuf_free(phba, mp->virt, mp->phys); 2153 ns_cmd_free_mp: 2154 kfree(mp); 2155 ns_cmd_exit: 2156 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 2157 "0266 Issue NameServer Req x%x err %d Data: x%lx " 2158 "x%x\n", 2159 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 2160 return 1; 2161 } 2162 2163 /** 2164 * lpfc_fdmi_rprt_defer - Check for any deferred FDMI RPRT commands 2165 * @phba: Pointer to HBA context object. 2166 * @mask: Initial port attributes mask 2167 * 2168 * This function checks to see if any vports have deferred their FDMI RPRT. 2169 * A vports RPRT may be deferred if it is issued before the primary ports 2170 * RHBA completes. 2171 */ 2172 static void 2173 lpfc_fdmi_rprt_defer(struct lpfc_hba *phba, uint32_t mask) 2174 { 2175 struct lpfc_vport **vports; 2176 struct lpfc_vport *vport; 2177 struct lpfc_nodelist *ndlp; 2178 int i; 2179 2180 set_bit(HBA_RHBA_CMPL, &phba->hba_flag); 2181 vports = lpfc_create_vport_work_array(phba); 2182 if (vports) { 2183 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { 2184 vport = vports[i]; 2185 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2186 if (!ndlp) 2187 continue; 2188 if (vport->ct_flags & FC_CT_RPRT_DEFER) { 2189 vport->ct_flags &= ~FC_CT_RPRT_DEFER; 2190 vport->fdmi_port_mask = mask; 2191 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2192 } 2193 } 2194 } 2195 lpfc_destroy_vport_work_array(phba, vports); 2196 } 2197 2198 /** 2199 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 2200 * @phba: Pointer to HBA context object. 2201 * @cmdiocb: Pointer to the command IOCBQ. 2202 * @rspiocb: Pointer to the response IOCBQ. 2203 * 2204 * This function to handle the completion of a driver initiated FDMI 2205 * CT command issued during discovery. 2206 */ 2207 static void 2208 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 2209 struct lpfc_iocbq *rspiocb) 2210 { 2211 struct lpfc_vport *vport = cmdiocb->vport; 2212 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 2213 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 2214 struct lpfc_sli_ct_request *CTcmd = inp->virt; 2215 struct lpfc_sli_ct_request *CTrsp = outp->virt; 2216 __be16 fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 2217 __be16 fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 2218 struct lpfc_nodelist *ndlp, *free_ndlp = NULL; 2219 uint32_t latt, cmd, err; 2220 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 2221 u32 ulp_word4 = get_job_word4(phba, rspiocb); 2222 2223 latt = lpfc_els_chk_latt(vport); 2224 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 2225 "FDMI cmpl: status:x%x/x%x latt:%d", 2226 ulp_status, ulp_word4, latt); 2227 2228 if (latt || ulp_status) { 2229 2230 /* Look for a retryable error */ 2231 if (ulp_status == IOSTAT_LOCAL_REJECT) { 2232 switch ((ulp_word4 & IOERR_PARAM_MASK)) { 2233 case IOERR_SLI_ABORTED: 2234 case IOERR_SLI_DOWN: 2235 /* Driver aborted this IO. No retry as error 2236 * is likely Offline->Online or some adapter 2237 * error. Recovery will try again. 2238 */ 2239 break; 2240 case IOERR_ABORT_IN_PROGRESS: 2241 case IOERR_SEQUENCE_TIMEOUT: 2242 case IOERR_ILLEGAL_FRAME: 2243 case IOERR_NO_RESOURCES: 2244 case IOERR_ILLEGAL_COMMAND: 2245 cmdiocb->retry++; 2246 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 2247 break; 2248 2249 /* Retry the same FDMI command */ 2250 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 2251 cmdiocb, 0); 2252 if (err == IOCB_ERROR) 2253 break; 2254 return; 2255 default: 2256 break; 2257 } 2258 } 2259 2260 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2261 "0229 FDMI cmd %04x latt = %d " 2262 "ulp_status: x%x, rid x%x\n", 2263 be16_to_cpu(fdmi_cmd), latt, ulp_status, 2264 ulp_word4); 2265 } 2266 2267 free_ndlp = cmdiocb->ndlp; 2268 lpfc_ct_free_iocb(phba, cmdiocb); 2269 lpfc_nlp_put(free_ndlp); 2270 2271 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2272 if (!ndlp) 2273 return; 2274 2275 /* Check for a CT LS_RJT response */ 2276 cmd = be16_to_cpu(fdmi_cmd); 2277 if (be16_to_cpu(fdmi_rsp) == SLI_CT_RESPONSE_FS_RJT) { 2278 /* Log FDMI reject */ 2279 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY | LOG_ELS, 2280 "0220 FDMI cmd FS_RJT Data: x%x", cmd); 2281 2282 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 2283 switch (cmd) { 2284 case SLI_MGMT_RHBA: 2285 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 2286 /* Fallback to FDMI-1 for HBA attributes */ 2287 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 2288 2289 /* If HBA attributes are FDMI1, so should 2290 * port attributes be for consistency. 2291 */ 2292 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2293 /* Start over */ 2294 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2295 } 2296 return; 2297 2298 case SLI_MGMT_RPRT: 2299 if (vport->port_type != LPFC_PHYSICAL_PORT) { 2300 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2301 if (!ndlp) 2302 return; 2303 } 2304 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 2305 /* Fallback to FDMI-1 */ 2306 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2307 /* Start over */ 2308 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2309 return; 2310 } 2311 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 2312 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 2313 /* Retry the same command */ 2314 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2315 } 2316 return; 2317 2318 case SLI_MGMT_RPA: 2319 /* No retry on Vendor, RPA only done on physical port */ 2320 if (phba->link_flag & LS_CT_VEN_RPA) { 2321 phba->link_flag &= ~LS_CT_VEN_RPA; 2322 if (phba->cmf_active_mode == LPFC_CFG_OFF) 2323 return; 2324 lpfc_printf_log(phba, KERN_WARNING, 2325 LOG_DISCOVERY | LOG_ELS, 2326 "6460 VEN FDMI RPA RJT\n"); 2327 return; 2328 } 2329 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 2330 /* Fallback to FDMI-1 */ 2331 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 2332 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2333 /* Start over */ 2334 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2335 return; 2336 } 2337 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 2338 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 2339 /* Retry the same command */ 2340 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2341 } 2342 return; 2343 } 2344 } 2345 2346 /* 2347 * On success, need to cycle thru FDMI registration for discovery 2348 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2349 * DPRT -> RPRT (vports) 2350 */ 2351 switch (cmd) { 2352 case SLI_MGMT_RHBA: 2353 /* Check for any RPRTs deferred till after RHBA completes */ 2354 lpfc_fdmi_rprt_defer(phba, vport->fdmi_port_mask); 2355 2356 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 2357 break; 2358 2359 case SLI_MGMT_DHBA: 2360 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2361 break; 2362 2363 case SLI_MGMT_DPRT: 2364 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2365 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 2366 } else { 2367 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2368 if (!ndlp) 2369 return; 2370 2371 /* Only issue a RPRT for the vport if the RHBA 2372 * for the physical port completes successfully. 2373 * We may have to defer the RPRT accordingly. 2374 */ 2375 if (test_bit(HBA_RHBA_CMPL, &phba->hba_flag)) { 2376 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2377 } else { 2378 lpfc_printf_vlog(vport, KERN_INFO, 2379 LOG_DISCOVERY, 2380 "6078 RPRT deferred\n"); 2381 vport->ct_flags |= FC_CT_RPRT_DEFER; 2382 } 2383 } 2384 break; 2385 case SLI_MGMT_RPA: 2386 if (vport->port_type == LPFC_PHYSICAL_PORT && 2387 phba->sli4_hba.pc_sli4_params.mi_ver) { 2388 /* mi is only for the phyical port, no vports */ 2389 if (phba->link_flag & LS_CT_VEN_RPA) { 2390 lpfc_printf_vlog(vport, KERN_INFO, 2391 LOG_DISCOVERY | LOG_ELS | 2392 LOG_CGN_MGMT, 2393 "6449 VEN RPA FDMI Success\n"); 2394 phba->link_flag &= ~LS_CT_VEN_RPA; 2395 break; 2396 } 2397 2398 lpfc_printf_log(phba, KERN_INFO, 2399 LOG_DISCOVERY | LOG_CGN_MGMT, 2400 "6210 Issue Vendor MI FDMI %x\n", 2401 phba->sli4_hba.pc_sli4_params.mi_ver); 2402 2403 /* CGN is only for the physical port, no vports */ 2404 if (lpfc_fdmi_cmd(vport, ndlp, cmd, 2405 LPFC_FDMI_VENDOR_ATTR_mi) == 0) 2406 phba->link_flag |= LS_CT_VEN_RPA; 2407 lpfc_printf_log(phba, KERN_INFO, 2408 LOG_DISCOVERY | LOG_ELS, 2409 "6458 Send MI FDMI:%x Flag x%x\n", 2410 phba->sli4_hba.pc_sli4_params.mi_ver, 2411 phba->link_flag); 2412 } else { 2413 lpfc_printf_log(phba, KERN_INFO, 2414 LOG_DISCOVERY | LOG_ELS, 2415 "6459 No FDMI VEN MI support - " 2416 "RPA Success\n"); 2417 } 2418 break; 2419 } 2420 return; 2421 } 2422 2423 2424 /** 2425 * lpfc_fdmi_change_check - Check for changed FDMI parameters 2426 * @vport: pointer to a host virtual N_Port data structure. 2427 * 2428 * Check how many mapped NPorts we are connected to 2429 * Check if our hostname changed 2430 * Called from hbeat timeout routine to check if any FDMI parameters 2431 * changed. If so, re-register those Attributes. 2432 */ 2433 void 2434 lpfc_fdmi_change_check(struct lpfc_vport *vport) 2435 { 2436 struct lpfc_hba *phba = vport->phba; 2437 struct lpfc_nodelist *ndlp; 2438 uint16_t cnt; 2439 2440 if (!lpfc_is_link_up(phba)) 2441 return; 2442 2443 /* Must be connected to a Fabric */ 2444 if (!test_bit(FC_FABRIC, &vport->fc_flag)) 2445 return; 2446 2447 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2448 if (!ndlp) 2449 return; 2450 2451 /* Check if system hostname changed */ 2452 if (strcmp(phba->os_host_name, init_utsname()->nodename)) { 2453 memset(phba->os_host_name, 0, sizeof(phba->os_host_name)); 2454 scnprintf(phba->os_host_name, sizeof(phba->os_host_name), "%s", 2455 init_utsname()->nodename); 2456 lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0); 2457 2458 /* Since this effects multiple HBA and PORT attributes, we need 2459 * de-register and go thru the whole FDMI registration cycle. 2460 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2461 * DPRT -> RPRT (vports) 2462 */ 2463 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2464 /* For extra Vendor RPA */ 2465 phba->link_flag &= ~LS_CT_VEN_RPA; 2466 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2467 } else { 2468 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2469 if (!ndlp) 2470 return; 2471 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2472 } 2473 2474 /* Since this code path registers all the port attributes 2475 * we can just return without further checking. 2476 */ 2477 return; 2478 } 2479 2480 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 2481 return; 2482 2483 /* Check if the number of mapped NPorts changed */ 2484 cnt = lpfc_find_map_node(vport); 2485 if (cnt == vport->fdmi_num_disc) 2486 return; 2487 2488 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2489 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 2490 LPFC_FDMI_PORT_ATTR_num_disc); 2491 } else { 2492 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2493 if (!ndlp) 2494 return; 2495 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 2496 LPFC_FDMI_PORT_ATTR_num_disc); 2497 } 2498 } 2499 2500 static inline int 2501 lpfc_fdmi_set_attr_u32(void *attr, uint16_t attrtype, uint32_t attrval) 2502 { 2503 struct lpfc_fdmi_attr_u32 *ae = attr; 2504 int size = sizeof(*ae); 2505 2506 ae->type = cpu_to_be16(attrtype); 2507 ae->len = cpu_to_be16(size); 2508 ae->value_u32 = cpu_to_be32(attrval); 2509 2510 return size; 2511 } 2512 2513 static inline int 2514 lpfc_fdmi_set_attr_wwn(void *attr, uint16_t attrtype, struct lpfc_name *wwn) 2515 { 2516 struct lpfc_fdmi_attr_wwn *ae = attr; 2517 int size = sizeof(*ae); 2518 2519 ae->type = cpu_to_be16(attrtype); 2520 ae->len = cpu_to_be16(size); 2521 /* WWN's assumed to be bytestreams - Big Endian presentation */ 2522 memcpy(ae->name, wwn, 2523 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2524 2525 return size; 2526 } 2527 2528 static inline int 2529 lpfc_fdmi_set_attr_fullwwn(void *attr, uint16_t attrtype, 2530 struct lpfc_name *wwnn, struct lpfc_name *wwpn) 2531 { 2532 struct lpfc_fdmi_attr_fullwwn *ae = attr; 2533 u8 *nname = ae->nname; 2534 u8 *pname = ae->pname; 2535 int size = sizeof(*ae); 2536 2537 ae->type = cpu_to_be16(attrtype); 2538 ae->len = cpu_to_be16(size); 2539 /* WWN's assumed to be bytestreams - Big Endian presentation */ 2540 memcpy(nname, wwnn, 2541 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2542 memcpy(pname, wwpn, 2543 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2544 2545 return size; 2546 } 2547 2548 static inline int 2549 lpfc_fdmi_set_attr_string(void *attr, uint16_t attrtype, char *attrstring) 2550 { 2551 struct lpfc_fdmi_attr_string *ae = attr; 2552 int len, size; 2553 2554 /* 2555 * We are trusting the caller that if a fdmi string field 2556 * is capped at 64 bytes, the caller passes in a string of 2557 * 64 bytes or less. 2558 */ 2559 2560 strscpy(ae->value_string, attrstring, sizeof(ae->value_string)); 2561 len = strnlen(ae->value_string, sizeof(ae->value_string)); 2562 /* round string length to a 32bit boundary */ 2563 len += (len & 3) ? (4 - (len & 3)) : 4; 2564 /* size is Type/Len (4 bytes) plus string length */ 2565 size = FOURBYTES + len; 2566 2567 ae->type = cpu_to_be16(attrtype); 2568 ae->len = cpu_to_be16(size); 2569 2570 return size; 2571 } 2572 2573 /* Bitfields for FC4 Types that can be reported */ 2574 #define ATTR_FC4_CT 0x00000001 2575 #define ATTR_FC4_FCP 0x00000002 2576 #define ATTR_FC4_NVME 0x00000004 2577 2578 static inline int 2579 lpfc_fdmi_set_attr_fc4types(void *attr, uint16_t attrtype, uint32_t typemask) 2580 { 2581 struct lpfc_fdmi_attr_fc4types *ae = attr; 2582 int size = sizeof(*ae); 2583 2584 ae->type = cpu_to_be16(attrtype); 2585 ae->len = cpu_to_be16(size); 2586 2587 if (typemask & ATTR_FC4_FCP) 2588 ae->value_types[2] = 0x01; /* Type 0x8 - FCP */ 2589 2590 if (typemask & ATTR_FC4_CT) 2591 ae->value_types[7] = 0x01; /* Type 0x20 - CT */ 2592 2593 if (typemask & ATTR_FC4_NVME) 2594 ae->value_types[6] = 0x01; /* Type 0x28 - NVME */ 2595 2596 return size; 2597 } 2598 2599 /* Routines for all individual HBA attributes */ 2600 static int 2601 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, void *attr) 2602 { 2603 return lpfc_fdmi_set_attr_wwn(attr, RHBA_NODENAME, 2604 &vport->fc_sparam.nodeName); 2605 } 2606 2607 static int 2608 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, void *attr) 2609 { 2610 /* This string MUST be consistent with other FC platforms 2611 * supported by Broadcom. 2612 */ 2613 return lpfc_fdmi_set_attr_string(attr, RHBA_MANUFACTURER, 2614 "Emulex Corporation"); 2615 } 2616 2617 static int 2618 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, void *attr) 2619 { 2620 struct lpfc_hba *phba = vport->phba; 2621 2622 return lpfc_fdmi_set_attr_string(attr, RHBA_SERIAL_NUMBER, 2623 phba->SerialNumber); 2624 } 2625 2626 static int 2627 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, void *attr) 2628 { 2629 struct lpfc_hba *phba = vport->phba; 2630 2631 return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL, 2632 phba->ModelName); 2633 } 2634 2635 static int 2636 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, void *attr) 2637 { 2638 struct lpfc_hba *phba = vport->phba; 2639 2640 return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL_DESCRIPTION, 2641 phba->ModelDesc); 2642 } 2643 2644 static int 2645 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, void *attr) 2646 { 2647 struct lpfc_hba *phba = vport->phba; 2648 lpfc_vpd_t *vp = &phba->vpd; 2649 char buf[16] = { 0 }; 2650 2651 snprintf(buf, sizeof(buf), "%08x", vp->rev.biuRev); 2652 2653 return lpfc_fdmi_set_attr_string(attr, RHBA_HARDWARE_VERSION, buf); 2654 } 2655 2656 static int 2657 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, void *attr) 2658 { 2659 return lpfc_fdmi_set_attr_string(attr, RHBA_DRIVER_VERSION, 2660 lpfc_release_version); 2661 } 2662 2663 static int 2664 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, void *attr) 2665 { 2666 struct lpfc_hba *phba = vport->phba; 2667 char buf[64] = { 0 }; 2668 2669 if (phba->sli_rev == LPFC_SLI_REV4) { 2670 lpfc_decode_firmware_rev(phba, buf, 1); 2671 2672 return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, 2673 buf); 2674 } 2675 2676 return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, 2677 phba->OptionROMVersion); 2678 } 2679 2680 static int 2681 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, void *attr) 2682 { 2683 struct lpfc_hba *phba = vport->phba; 2684 char buf[64] = { 0 }; 2685 2686 lpfc_decode_firmware_rev(phba, buf, 1); 2687 2688 return lpfc_fdmi_set_attr_string(attr, RHBA_FIRMWARE_VERSION, buf); 2689 } 2690 2691 static int 2692 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, void *attr) 2693 { 2694 char buf[256] = { 0 }; 2695 2696 snprintf(buf, sizeof(buf), "%s %s %s", 2697 init_utsname()->sysname, 2698 init_utsname()->release, 2699 init_utsname()->version); 2700 2701 return lpfc_fdmi_set_attr_string(attr, RHBA_OS_NAME_VERSION, buf); 2702 } 2703 2704 static int 2705 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, void *attr) 2706 { 2707 return lpfc_fdmi_set_attr_u32(attr, RHBA_MAX_CT_PAYLOAD_LEN, 2708 LPFC_MAX_CT_SIZE); 2709 } 2710 2711 static int 2712 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, void *attr) 2713 { 2714 char buf[256] = { 0 }; 2715 2716 lpfc_vport_symbolic_node_name(vport, buf, sizeof(buf)); 2717 2718 return lpfc_fdmi_set_attr_string(attr, RHBA_SYM_NODENAME, buf); 2719 } 2720 2721 static int 2722 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, void *attr) 2723 { 2724 return lpfc_fdmi_set_attr_u32(attr, RHBA_VENDOR_INFO, 0); 2725 } 2726 2727 static int 2728 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, void *attr) 2729 { 2730 /* Each driver instance corresponds to a single port */ 2731 return lpfc_fdmi_set_attr_u32(attr, RHBA_NUM_PORTS, 1); 2732 } 2733 2734 static int 2735 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, void *attr) 2736 { 2737 return lpfc_fdmi_set_attr_wwn(attr, RHBA_FABRIC_WWNN, 2738 &vport->fabric_nodename); 2739 } 2740 2741 static int 2742 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, void *attr) 2743 { 2744 struct lpfc_hba *phba = vport->phba; 2745 2746 return lpfc_fdmi_set_attr_string(attr, RHBA_BIOS_VERSION, 2747 phba->BIOSVersion); 2748 } 2749 2750 static int 2751 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, void *attr) 2752 { 2753 /* Driver doesn't have access to this information */ 2754 return lpfc_fdmi_set_attr_u32(attr, RHBA_BIOS_STATE, 0); 2755 } 2756 2757 static int 2758 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, void *attr) 2759 { 2760 return lpfc_fdmi_set_attr_string(attr, RHBA_VENDOR_ID, "EMULEX"); 2761 } 2762 2763 /* 2764 * Routines for all individual PORT attributes 2765 */ 2766 2767 static int 2768 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, void *attr) 2769 { 2770 struct lpfc_hba *phba = vport->phba; 2771 u32 fc4types; 2772 2773 fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); 2774 2775 /* Check to see if Firmware supports NVME and on physical port */ 2776 if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) && 2777 phba->sli4_hba.pc_sli4_params.nvme) 2778 fc4types |= ATTR_FC4_NVME; 2779 2780 return lpfc_fdmi_set_attr_fc4types(attr, RPRT_SUPPORTED_FC4_TYPES, 2781 fc4types); 2782 } 2783 2784 static int 2785 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, void *attr) 2786 { 2787 struct lpfc_hba *phba = vport->phba; 2788 u32 speeds = 0; 2789 u32 tcfg; 2790 u8 i, cnt; 2791 2792 if (!test_bit(HBA_FCOE_MODE, &phba->hba_flag)) { 2793 cnt = 0; 2794 if (phba->sli_rev == LPFC_SLI_REV4) { 2795 tcfg = phba->sli4_hba.conf_trunk; 2796 for (i = 0; i < 4; i++, tcfg >>= 1) 2797 if (tcfg & 1) 2798 cnt++; 2799 } 2800 2801 if (cnt > 2) { /* 4 lane trunk group */ 2802 if (phba->lmt & LMT_64Gb) 2803 speeds |= HBA_PORTSPEED_256GFC; 2804 if (phba->lmt & LMT_32Gb) 2805 speeds |= HBA_PORTSPEED_128GFC; 2806 if (phba->lmt & LMT_16Gb) 2807 speeds |= HBA_PORTSPEED_64GFC; 2808 } else if (cnt) { /* 2 lane trunk group */ 2809 if (phba->lmt & LMT_128Gb) 2810 speeds |= HBA_PORTSPEED_256GFC; 2811 if (phba->lmt & LMT_64Gb) 2812 speeds |= HBA_PORTSPEED_128GFC; 2813 if (phba->lmt & LMT_32Gb) 2814 speeds |= HBA_PORTSPEED_64GFC; 2815 if (phba->lmt & LMT_16Gb) 2816 speeds |= HBA_PORTSPEED_32GFC; 2817 } else { 2818 if (phba->lmt & LMT_256Gb) 2819 speeds |= HBA_PORTSPEED_256GFC; 2820 if (phba->lmt & LMT_128Gb) 2821 speeds |= HBA_PORTSPEED_128GFC; 2822 if (phba->lmt & LMT_64Gb) 2823 speeds |= HBA_PORTSPEED_64GFC; 2824 if (phba->lmt & LMT_32Gb) 2825 speeds |= HBA_PORTSPEED_32GFC; 2826 if (phba->lmt & LMT_16Gb) 2827 speeds |= HBA_PORTSPEED_16GFC; 2828 if (phba->lmt & LMT_10Gb) 2829 speeds |= HBA_PORTSPEED_10GFC; 2830 if (phba->lmt & LMT_8Gb) 2831 speeds |= HBA_PORTSPEED_8GFC; 2832 if (phba->lmt & LMT_4Gb) 2833 speeds |= HBA_PORTSPEED_4GFC; 2834 if (phba->lmt & LMT_2Gb) 2835 speeds |= HBA_PORTSPEED_2GFC; 2836 if (phba->lmt & LMT_1Gb) 2837 speeds |= HBA_PORTSPEED_1GFC; 2838 } 2839 } else { 2840 /* FCoE links support only one speed */ 2841 switch (phba->fc_linkspeed) { 2842 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2843 speeds = HBA_PORTSPEED_10GE; 2844 break; 2845 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2846 speeds = HBA_PORTSPEED_25GE; 2847 break; 2848 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2849 speeds = HBA_PORTSPEED_40GE; 2850 break; 2851 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2852 speeds = HBA_PORTSPEED_100GE; 2853 break; 2854 } 2855 } 2856 2857 return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_SPEED, speeds); 2858 } 2859 2860 static int 2861 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, void *attr) 2862 { 2863 struct lpfc_hba *phba = vport->phba; 2864 u32 speeds = 0; 2865 2866 if (!test_bit(HBA_FCOE_MODE, &phba->hba_flag)) { 2867 switch (phba->fc_linkspeed) { 2868 case LPFC_LINK_SPEED_1GHZ: 2869 speeds = HBA_PORTSPEED_1GFC; 2870 break; 2871 case LPFC_LINK_SPEED_2GHZ: 2872 speeds = HBA_PORTSPEED_2GFC; 2873 break; 2874 case LPFC_LINK_SPEED_4GHZ: 2875 speeds = HBA_PORTSPEED_4GFC; 2876 break; 2877 case LPFC_LINK_SPEED_8GHZ: 2878 speeds = HBA_PORTSPEED_8GFC; 2879 break; 2880 case LPFC_LINK_SPEED_10GHZ: 2881 speeds = HBA_PORTSPEED_10GFC; 2882 break; 2883 case LPFC_LINK_SPEED_16GHZ: 2884 speeds = HBA_PORTSPEED_16GFC; 2885 break; 2886 case LPFC_LINK_SPEED_32GHZ: 2887 speeds = HBA_PORTSPEED_32GFC; 2888 break; 2889 case LPFC_LINK_SPEED_64GHZ: 2890 speeds = HBA_PORTSPEED_64GFC; 2891 break; 2892 case LPFC_LINK_SPEED_128GHZ: 2893 speeds = HBA_PORTSPEED_128GFC; 2894 break; 2895 case LPFC_LINK_SPEED_256GHZ: 2896 speeds = HBA_PORTSPEED_256GFC; 2897 break; 2898 default: 2899 speeds = HBA_PORTSPEED_UNKNOWN; 2900 break; 2901 } 2902 } else { 2903 switch (phba->fc_linkspeed) { 2904 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2905 speeds = HBA_PORTSPEED_10GE; 2906 break; 2907 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2908 speeds = HBA_PORTSPEED_25GE; 2909 break; 2910 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2911 speeds = HBA_PORTSPEED_40GE; 2912 break; 2913 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2914 speeds = HBA_PORTSPEED_100GE; 2915 break; 2916 default: 2917 speeds = HBA_PORTSPEED_UNKNOWN; 2918 break; 2919 } 2920 } 2921 2922 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_SPEED, speeds); 2923 } 2924 2925 static int 2926 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, void *attr) 2927 { 2928 struct serv_parm *hsp = (struct serv_parm *)&vport->fc_sparam; 2929 2930 return lpfc_fdmi_set_attr_u32(attr, RPRT_MAX_FRAME_SIZE, 2931 (((uint32_t)hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) | 2932 (uint32_t)hsp->cmn.bbRcvSizeLsb); 2933 } 2934 2935 static int 2936 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, void *attr) 2937 { 2938 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2939 char buf[64] = { 0 }; 2940 2941 snprintf(buf, sizeof(buf), "/sys/class/scsi_host/host%d", 2942 shost->host_no); 2943 2944 return lpfc_fdmi_set_attr_string(attr, RPRT_OS_DEVICE_NAME, buf); 2945 } 2946 2947 static int 2948 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, void *attr) 2949 { 2950 char buf[64] = { 0 }; 2951 2952 scnprintf(buf, sizeof(buf), "%s", vport->phba->os_host_name); 2953 2954 return lpfc_fdmi_set_attr_string(attr, RPRT_HOST_NAME, buf); 2955 } 2956 2957 static int 2958 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, void *attr) 2959 { 2960 return lpfc_fdmi_set_attr_wwn(attr, RPRT_NODENAME, 2961 &vport->fc_sparam.nodeName); 2962 } 2963 2964 static int 2965 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, void *attr) 2966 { 2967 return lpfc_fdmi_set_attr_wwn(attr, RPRT_PORTNAME, 2968 &vport->fc_sparam.portName); 2969 } 2970 2971 static int 2972 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, void *attr) 2973 { 2974 char buf[256] = { 0 }; 2975 2976 lpfc_vport_symbolic_port_name(vport, buf, sizeof(buf)); 2977 2978 return lpfc_fdmi_set_attr_string(attr, RPRT_SYM_PORTNAME, buf); 2979 } 2980 2981 static int 2982 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, void *attr) 2983 { 2984 struct lpfc_hba *phba = vport->phba; 2985 2986 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_TYPE, 2987 (phba->fc_topology == LPFC_TOPOLOGY_LOOP) ? 2988 LPFC_FDMI_PORTTYPE_NLPORT : 2989 LPFC_FDMI_PORTTYPE_NPORT); 2990 } 2991 2992 static int 2993 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, void *attr) 2994 { 2995 return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_CLASS, 2996 FC_COS_CLASS2 | FC_COS_CLASS3); 2997 } 2998 2999 static int 3000 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, void *attr) 3001 { 3002 return lpfc_fdmi_set_attr_wwn(attr, RPRT_FABRICNAME, 3003 &vport->fabric_portname); 3004 } 3005 3006 static int 3007 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, void *attr) 3008 { 3009 struct lpfc_hba *phba = vport->phba; 3010 u32 fc4types; 3011 3012 fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); 3013 3014 /* Check to see if NVME is configured or not */ 3015 if (vport == phba->pport && 3016 phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) 3017 fc4types |= ATTR_FC4_NVME; 3018 3019 return lpfc_fdmi_set_attr_fc4types(attr, RPRT_ACTIVE_FC4_TYPES, 3020 fc4types); 3021 } 3022 3023 static int 3024 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, void *attr) 3025 { 3026 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_STATE, 3027 LPFC_FDMI_PORTSTATE_ONLINE); 3028 } 3029 3030 static int 3031 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, void *attr) 3032 { 3033 vport->fdmi_num_disc = lpfc_find_map_node(vport); 3034 3035 return lpfc_fdmi_set_attr_u32(attr, RPRT_DISC_PORT, 3036 vport->fdmi_num_disc); 3037 } 3038 3039 static int 3040 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, void *attr) 3041 { 3042 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_ID, vport->fc_myDID); 3043 } 3044 3045 static int 3046 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, void *attr) 3047 { 3048 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_SERVICE, 3049 "Smart SAN Initiator"); 3050 } 3051 3052 static int 3053 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, void *attr) 3054 { 3055 return lpfc_fdmi_set_attr_fullwwn(attr, RPRT_SMART_GUID, 3056 &vport->fc_sparam.nodeName, 3057 &vport->fc_sparam.portName); 3058 } 3059 3060 static int 3061 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, void *attr) 3062 { 3063 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_VERSION, 3064 "Smart SAN Version 2.0"); 3065 } 3066 3067 static int 3068 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, void *attr) 3069 { 3070 struct lpfc_hba *phba = vport->phba; 3071 3072 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_MODEL, 3073 phba->ModelName); 3074 } 3075 3076 static int 3077 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, void *attr) 3078 { 3079 /* SRIOV (type 3) is not supported */ 3080 3081 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_PORT_INFO, 3082 (vport->vpi) ? 2 /* NPIV */ : 1 /* Physical */); 3083 } 3084 3085 static int 3086 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, void *attr) 3087 { 3088 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_QOS, 0); 3089 } 3090 3091 static int 3092 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, void *attr) 3093 { 3094 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_SECURITY, 1); 3095 } 3096 3097 static int 3098 lpfc_fdmi_vendor_attr_mi(struct lpfc_vport *vport, void *attr) 3099 { 3100 struct lpfc_hba *phba = vport->phba; 3101 char buf[32] = { 0 }; 3102 3103 sprintf(buf, "ELXE2EM:%04d", phba->sli4_hba.pc_sli4_params.mi_ver); 3104 3105 return lpfc_fdmi_set_attr_string(attr, RPRT_VENDOR_MI, buf); 3106 } 3107 3108 /* RHBA attribute jump table */ 3109 static int (*lpfc_fdmi_hba_action[]) 3110 (struct lpfc_vport *vport, void *attrbuf) = { 3111 /* Action routine Mask bit Attribute type */ 3112 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 3113 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 3114 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 3115 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 3116 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 3117 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 3118 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 3119 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 3120 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 3121 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 3122 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 3123 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 3124 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 3125 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 3126 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 3127 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 3128 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 3129 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 3130 }; 3131 3132 /* RPA / RPRT attribute jump table */ 3133 static int (*lpfc_fdmi_port_action[]) 3134 (struct lpfc_vport *vport, void *attrbuf) = { 3135 /* Action routine Mask bit Attribute type */ 3136 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 3137 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 3138 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 3139 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 3140 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 3141 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 3142 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 3143 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 3144 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 3145 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 3146 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 3147 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 3148 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 3149 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 3150 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 3151 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 3152 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 3153 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 3154 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 3155 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 3156 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 3157 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 3158 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 3159 lpfc_fdmi_vendor_attr_mi, /* bit23 RPRT_VENDOR_MI */ 3160 }; 3161 3162 /** 3163 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 3164 * @vport: pointer to a host virtual N_Port data structure. 3165 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 3166 * @cmdcode: FDMI command to send 3167 * @new_mask: Mask of HBA or PORT Attributes to send 3168 * 3169 * Builds and sends a FDMI command using the CT subsystem. 3170 */ 3171 int 3172 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 3173 int cmdcode, uint32_t new_mask) 3174 { 3175 struct lpfc_hba *phba = vport->phba; 3176 struct lpfc_dmabuf *rq, *rsp; 3177 struct lpfc_sli_ct_request *CtReq; 3178 struct ulp_bde64_le *bde; 3179 uint32_t bit_pos; 3180 uint32_t size, addsz; 3181 uint32_t rsp_size; 3182 uint32_t mask; 3183 struct lpfc_fdmi_reg_hba *rh; 3184 struct lpfc_fdmi_port_entry *pe; 3185 struct lpfc_fdmi_reg_portattr *pab = NULL, *base = NULL; 3186 struct lpfc_fdmi_attr_block *ab = NULL; 3187 int (*func)(struct lpfc_vport *vport, void *attrbuf); 3188 void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3189 struct lpfc_iocbq *rspiocb); 3190 3191 if (!ndlp) 3192 return 0; 3193 3194 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 3195 3196 /* fill in BDEs for command */ 3197 /* Allocate buffer for command payload */ 3198 rq = kmalloc(sizeof(*rq), GFP_KERNEL); 3199 if (!rq) 3200 goto fdmi_cmd_exit; 3201 3202 rq->virt = lpfc_mbuf_alloc(phba, 0, &rq->phys); 3203 if (!rq->virt) 3204 goto fdmi_cmd_free_rq; 3205 3206 /* Allocate buffer for Buffer ptr list */ 3207 rsp = kmalloc(sizeof(*rsp), GFP_KERNEL); 3208 if (!rsp) 3209 goto fdmi_cmd_free_rqvirt; 3210 3211 rsp->virt = lpfc_mbuf_alloc(phba, 0, &rsp->phys); 3212 if (!rsp->virt) 3213 goto fdmi_cmd_free_rsp; 3214 3215 INIT_LIST_HEAD(&rq->list); 3216 INIT_LIST_HEAD(&rsp->list); 3217 3218 /* mbuf buffers are 1K in length - aka LPFC_BPL_SIZE */ 3219 memset(rq->virt, 0, LPFC_BPL_SIZE); 3220 rsp_size = LPFC_BPL_SIZE; 3221 3222 /* FDMI request */ 3223 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3224 "0218 FDMI Request x%x mask x%x Data: x%x x%lx x%x\n", 3225 cmdcode, new_mask, vport->fdmi_port_mask, 3226 vport->fc_flag, vport->port_state); 3227 3228 CtReq = (struct lpfc_sli_ct_request *)rq->virt; 3229 3230 /* First populate the CT_IU preamble */ 3231 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 3232 CtReq->RevisionId.bits.InId = 0; 3233 3234 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3235 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 3236 3237 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3238 3239 size = 0; 3240 3241 /* Next fill in the specific FDMI cmd information */ 3242 switch (cmdcode) { 3243 case SLI_MGMT_RHAT: 3244 case SLI_MGMT_RHBA: 3245 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un; 3246 /* HBA Identifier */ 3247 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 3248 sizeof(struct lpfc_name)); 3249 size += sizeof(struct lpfc_fdmi_hba_ident); 3250 3251 if (cmdcode == SLI_MGMT_RHBA) { 3252 /* Registered Port List */ 3253 /* One entry (port) per adapter */ 3254 rh->rpl.EntryCnt = cpu_to_be32(1); 3255 memcpy(&rh->rpl.pe.PortName, 3256 &phba->pport->fc_sparam.portName, 3257 sizeof(struct lpfc_name)); 3258 size += sizeof(struct lpfc_fdmi_reg_port_list); 3259 } 3260 3261 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 3262 ab->EntryCnt = 0; 3263 size += FOURBYTES; /* add length of EntryCnt field */ 3264 3265 bit_pos = 0; 3266 if (new_mask) 3267 mask = new_mask; 3268 else 3269 mask = vport->fdmi_hba_mask; 3270 3271 /* Mask will dictate what attributes to build in the request */ 3272 while (mask) { 3273 if (mask & 0x1) { 3274 func = lpfc_fdmi_hba_action[bit_pos]; 3275 addsz = func(vport, ((uint8_t *)rh + size)); 3276 if (addsz) { 3277 ab->EntryCnt++; 3278 size += addsz; 3279 } 3280 /* check if another attribute fits */ 3281 if ((size + FDMI_MAX_ATTRLEN) > 3282 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3283 goto hba_out; 3284 } 3285 mask = mask >> 1; 3286 bit_pos++; 3287 } 3288 hba_out: 3289 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 3290 /* Total size */ 3291 size += GID_REQUEST_SZ - 4; 3292 break; 3293 3294 case SLI_MGMT_RPRT: 3295 if (vport->port_type != LPFC_PHYSICAL_PORT) { 3296 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 3297 if (!ndlp) 3298 return 0; 3299 } 3300 fallthrough; 3301 case SLI_MGMT_RPA: 3302 /* Store base ptr right after preamble */ 3303 base = (struct lpfc_fdmi_reg_portattr *)&CtReq->un; 3304 3305 if (cmdcode == SLI_MGMT_RPRT) { 3306 rh = (struct lpfc_fdmi_reg_hba *)base; 3307 /* HBA Identifier */ 3308 memcpy(&rh->hi.PortName, 3309 &phba->pport->fc_sparam.portName, 3310 sizeof(struct lpfc_name)); 3311 pab = (struct lpfc_fdmi_reg_portattr *) 3312 ((uint8_t *)base + sizeof(struct lpfc_name)); 3313 size += sizeof(struct lpfc_name); 3314 } else { 3315 pab = base; 3316 } 3317 3318 memcpy((uint8_t *)&pab->PortName, 3319 (uint8_t *)&vport->fc_sparam.portName, 3320 sizeof(struct lpfc_name)); 3321 pab->ab.EntryCnt = 0; 3322 /* add length of name and EntryCnt field */ 3323 size += sizeof(struct lpfc_name) + FOURBYTES; 3324 3325 bit_pos = 0; 3326 if (new_mask) 3327 mask = new_mask; 3328 else 3329 mask = vport->fdmi_port_mask; 3330 3331 /* Mask will dictate what attributes to build in the request */ 3332 while (mask) { 3333 if (mask & 0x1) { 3334 func = lpfc_fdmi_port_action[bit_pos]; 3335 addsz = func(vport, ((uint8_t *)base + size)); 3336 if (addsz) { 3337 pab->ab.EntryCnt++; 3338 size += addsz; 3339 } 3340 /* check if another attribute fits */ 3341 if ((size + FDMI_MAX_ATTRLEN) > 3342 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3343 goto port_out; 3344 } 3345 mask = mask >> 1; 3346 bit_pos++; 3347 } 3348 port_out: 3349 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 3350 size += GID_REQUEST_SZ - 4; 3351 break; 3352 3353 case SLI_MGMT_GHAT: 3354 case SLI_MGMT_GRPL: 3355 rsp_size = FC_MAX_NS_RSP; 3356 fallthrough; 3357 case SLI_MGMT_DHBA: 3358 case SLI_MGMT_DHAT: 3359 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; 3360 memcpy((uint8_t *)&pe->PortName, 3361 (uint8_t *)&vport->fc_sparam.portName, 3362 sizeof(struct lpfc_name)); 3363 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3364 break; 3365 3366 case SLI_MGMT_GPAT: 3367 case SLI_MGMT_GPAS: 3368 rsp_size = FC_MAX_NS_RSP; 3369 fallthrough; 3370 case SLI_MGMT_DPRT: 3371 if (vport->port_type != LPFC_PHYSICAL_PORT) { 3372 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 3373 if (!ndlp) 3374 return 0; 3375 } 3376 fallthrough; 3377 case SLI_MGMT_DPA: 3378 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; 3379 memcpy((uint8_t *)&pe->PortName, 3380 (uint8_t *)&vport->fc_sparam.portName, 3381 sizeof(struct lpfc_name)); 3382 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3383 break; 3384 case SLI_MGMT_GRHL: 3385 size = GID_REQUEST_SZ - 4; 3386 break; 3387 default: 3388 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 3389 "0298 FDMI cmdcode x%x not supported\n", 3390 cmdcode); 3391 goto fdmi_cmd_free_rspvirt; 3392 } 3393 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3394 3395 bde = (struct ulp_bde64_le *)rsp->virt; 3396 bde->addr_high = cpu_to_le32(putPaddrHigh(rq->phys)); 3397 bde->addr_low = cpu_to_le32(putPaddrLow(rq->phys)); 3398 bde->type_size = cpu_to_le32(ULP_BDE64_TYPE_BDE_64 << 3399 ULP_BDE64_TYPE_SHIFT); 3400 bde->type_size |= cpu_to_le32(size); 3401 3402 /* 3403 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3404 * to hold ndlp reference for the corresponding callback function. 3405 */ 3406 if (!lpfc_ct_cmd(vport, rq, rsp, ndlp, cmpl, rsp_size, 0)) 3407 return 0; 3408 3409 fdmi_cmd_free_rspvirt: 3410 lpfc_mbuf_free(phba, rsp->virt, rsp->phys); 3411 fdmi_cmd_free_rsp: 3412 kfree(rsp); 3413 fdmi_cmd_free_rqvirt: 3414 lpfc_mbuf_free(phba, rq->virt, rq->phys); 3415 fdmi_cmd_free_rq: 3416 kfree(rq); 3417 fdmi_cmd_exit: 3418 /* Issue FDMI request failed */ 3419 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3420 "0244 Issue FDMI request failed Data: x%x\n", 3421 cmdcode); 3422 return 1; 3423 } 3424 3425 /** 3426 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 3427 * @t: Context object of the timer. 3428 * 3429 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 3430 * the worker thread. 3431 **/ 3432 void 3433 lpfc_delayed_disc_tmo(struct timer_list *t) 3434 { 3435 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); 3436 struct lpfc_hba *phba = vport->phba; 3437 uint32_t tmo_posted; 3438 unsigned long iflag; 3439 3440 spin_lock_irqsave(&vport->work_port_lock, iflag); 3441 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 3442 if (!tmo_posted) 3443 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 3444 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 3445 3446 if (!tmo_posted) 3447 lpfc_worker_wake_up(phba); 3448 return; 3449 } 3450 3451 /** 3452 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 3453 * handle delayed discovery. 3454 * @vport: pointer to a host virtual N_Port data structure. 3455 * 3456 * This function start nport discovery of the vport. 3457 **/ 3458 void 3459 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 3460 { 3461 if (!test_and_clear_bit(FC_DISC_DELAYED, &vport->fc_flag)) 3462 return; 3463 3464 lpfc_do_scr_ns_plogi(vport->phba, vport); 3465 } 3466 3467 void 3468 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 3469 { 3470 struct lpfc_sli *psli = &phba->sli; 3471 lpfc_vpd_t *vp = &phba->vpd; 3472 uint32_t b1, b2, b3, b4, i, rev; 3473 char c; 3474 uint32_t *ptr, str[4]; 3475 uint8_t *fwname; 3476 3477 if (phba->sli_rev == LPFC_SLI_REV4) 3478 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 3479 else if (vp->rev.rBit) { 3480 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3481 rev = vp->rev.sli2FwRev; 3482 else 3483 rev = vp->rev.sli1FwRev; 3484 3485 b1 = (rev & 0x0000f000) >> 12; 3486 b2 = (rev & 0x00000f00) >> 8; 3487 b3 = (rev & 0x000000c0) >> 6; 3488 b4 = (rev & 0x00000030) >> 4; 3489 3490 switch (b4) { 3491 case 0: 3492 c = 'N'; 3493 break; 3494 case 1: 3495 c = 'A'; 3496 break; 3497 case 2: 3498 c = 'B'; 3499 break; 3500 case 3: 3501 c = 'X'; 3502 break; 3503 default: 3504 c = 0; 3505 break; 3506 } 3507 b4 = (rev & 0x0000000f); 3508 3509 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3510 fwname = vp->rev.sli2FwName; 3511 else 3512 fwname = vp->rev.sli1FwName; 3513 3514 for (i = 0; i < 16; i++) 3515 if (fwname[i] == 0x20) 3516 fwname[i] = 0; 3517 3518 ptr = (uint32_t*)fwname; 3519 3520 for (i = 0; i < 3; i++) 3521 str[i] = be32_to_cpu(*ptr++); 3522 3523 if (c == 0) { 3524 if (flag) 3525 sprintf(fwrevision, "%d.%d%d (%s)", 3526 b1, b2, b3, (char *)str); 3527 else 3528 sprintf(fwrevision, "%d.%d%d", b1, 3529 b2, b3); 3530 } else { 3531 if (flag) 3532 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 3533 b1, b2, b3, c, 3534 b4, (char *)str); 3535 else 3536 sprintf(fwrevision, "%d.%d%d%c%d", 3537 b1, b2, b3, c, b4); 3538 } 3539 } else { 3540 rev = vp->rev.smFwRev; 3541 3542 b1 = (rev & 0xff000000) >> 24; 3543 b2 = (rev & 0x00f00000) >> 20; 3544 b3 = (rev & 0x000f0000) >> 16; 3545 c = (rev & 0x0000ff00) >> 8; 3546 b4 = (rev & 0x000000ff); 3547 3548 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 3549 } 3550 return; 3551 } 3552 3553 static void 3554 lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3555 struct lpfc_iocbq *rspiocb) 3556 { 3557 struct lpfc_vport *vport = cmdiocb->vport; 3558 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 3559 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 3560 struct lpfc_sli_ct_request *ctcmd = inp->virt; 3561 struct lpfc_sli_ct_request *ctrsp = outp->virt; 3562 __be16 rsp = ctrsp->CommandResponse.bits.CmdRsp; 3563 struct app_id_object *app; 3564 struct lpfc_nodelist *ndlp = cmdiocb->ndlp; 3565 u32 cmd, hash, bucket; 3566 struct lpfc_vmid *vmp, *cur; 3567 u8 *data = outp->virt; 3568 int i; 3569 3570 cmd = be16_to_cpu(ctcmd->CommandResponse.bits.CmdRsp); 3571 if (cmd == SLI_CTAS_DALLAPP_ID) 3572 lpfc_ct_free_iocb(phba, cmdiocb); 3573 3574 if (lpfc_els_chk_latt(vport) || get_job_ulpstatus(phba, rspiocb)) { 3575 if (cmd != SLI_CTAS_DALLAPP_ID) 3576 goto free_res; 3577 } 3578 /* Check for a CT LS_RJT response */ 3579 if (be16_to_cpu(rsp) == SLI_CT_RESPONSE_FS_RJT) { 3580 if (cmd != SLI_CTAS_DALLAPP_ID) 3581 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3582 "3306 VMID FS_RJT Data: x%x x%x x%x\n", 3583 cmd, ctrsp->ReasonCode, 3584 ctrsp->Explanation); 3585 if ((cmd != SLI_CTAS_DALLAPP_ID) || 3586 (ctrsp->ReasonCode != SLI_CT_UNABLE_TO_PERFORM_REQ) || 3587 (ctrsp->Explanation != SLI_CT_APP_ID_NOT_AVAILABLE)) { 3588 /* If DALLAPP_ID failed retry later */ 3589 if (cmd == SLI_CTAS_DALLAPP_ID) 3590 set_bit(FC_DEREGISTER_ALL_APP_ID, 3591 &vport->load_flag); 3592 goto free_res; 3593 } 3594 } 3595 3596 switch (cmd) { 3597 case SLI_CTAS_RAPP_IDENT: 3598 app = (struct app_id_object *)(RAPP_IDENT_OFFSET + data); 3599 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3600 "6712 RAPP_IDENT app id %d port id x%x id " 3601 "len %d\n", be32_to_cpu(app->app_id), 3602 be32_to_cpu(app->port_id), 3603 app->obj.entity_id_len); 3604 3605 if (app->obj.entity_id_len == 0 || app->port_id == 0) 3606 goto free_res; 3607 3608 hash = lpfc_vmid_hash_fn(app->obj.entity_id, 3609 app->obj.entity_id_len); 3610 vmp = lpfc_get_vmid_from_hashtable(vport, hash, 3611 app->obj.entity_id); 3612 if (vmp) { 3613 write_lock(&vport->vmid_lock); 3614 vmp->un.app_id = be32_to_cpu(app->app_id); 3615 vmp->flag |= LPFC_VMID_REGISTERED; 3616 vmp->flag &= ~LPFC_VMID_REQ_REGISTER; 3617 write_unlock(&vport->vmid_lock); 3618 /* Set IN USE flag */ 3619 vport->vmid_flag |= LPFC_VMID_IN_USE; 3620 } else { 3621 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3622 "6901 No entry found %s hash %d\n", 3623 app->obj.entity_id, hash); 3624 } 3625 break; 3626 case SLI_CTAS_DAPP_IDENT: 3627 app = (struct app_id_object *)(DAPP_IDENT_OFFSET + data); 3628 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3629 "6713 DAPP_IDENT app id %d port id x%x\n", 3630 be32_to_cpu(app->app_id), 3631 be32_to_cpu(app->port_id)); 3632 break; 3633 case SLI_CTAS_DALLAPP_ID: 3634 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3635 "8856 Deregistered all app ids\n"); 3636 read_lock(&vport->vmid_lock); 3637 for (i = 0; i < phba->cfg_max_vmid; i++) { 3638 vmp = &vport->vmid[i]; 3639 if (vmp->flag != LPFC_VMID_SLOT_FREE) 3640 memset(vmp, 0, sizeof(struct lpfc_vmid)); 3641 } 3642 read_unlock(&vport->vmid_lock); 3643 /* for all elements in the hash table */ 3644 if (!hash_empty(vport->hash_table)) 3645 hash_for_each(vport->hash_table, bucket, cur, hnode) 3646 hash_del(&cur->hnode); 3647 set_bit(FC_ALLOW_VMID, &vport->load_flag); 3648 break; 3649 default: 3650 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3651 "8857 Invalid command code\n"); 3652 } 3653 free_res: 3654 lpfc_ct_free_iocb(phba, cmdiocb); 3655 lpfc_nlp_put(ndlp); 3656 } 3657 3658 /** 3659 * lpfc_vmid_cmd - Build and send a FDMI cmd to the specified NPort 3660 * @vport: pointer to a host virtual N_Port data structure. 3661 * @cmdcode: application server command code to send 3662 * @vmid: pointer to vmid info structure 3663 * 3664 * Builds and sends a FDMI command using the CT subsystem. 3665 */ 3666 int 3667 lpfc_vmid_cmd(struct lpfc_vport *vport, 3668 int cmdcode, struct lpfc_vmid *vmid) 3669 { 3670 struct lpfc_hba *phba = vport->phba; 3671 struct lpfc_dmabuf *mp, *bmp; 3672 struct lpfc_sli_ct_request *ctreq; 3673 struct ulp_bde64 *bpl; 3674 u32 size; 3675 u32 rsp_size; 3676 u8 *data; 3677 struct lpfc_vmid_rapp_ident_list *rap; 3678 struct lpfc_vmid_dapp_ident_list *dap; 3679 u8 retry = 0; 3680 struct lpfc_nodelist *ndlp; 3681 3682 void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3683 struct lpfc_iocbq *rspiocb); 3684 3685 ndlp = lpfc_findnode_did(vport, FDMI_DID); 3686 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 3687 return 0; 3688 3689 cmpl = lpfc_cmpl_ct_cmd_vmid; 3690 3691 /* fill in BDEs for command */ 3692 /* Allocate buffer for command payload */ 3693 mp = kmalloc(sizeof(*mp), GFP_KERNEL); 3694 if (!mp) 3695 goto vmid_free_mp_exit; 3696 3697 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); 3698 if (!mp->virt) 3699 goto vmid_free_mp_virt_exit; 3700 3701 /* Allocate buffer for Buffer ptr list */ 3702 bmp = kmalloc(sizeof(*bmp), GFP_KERNEL); 3703 if (!bmp) 3704 goto vmid_free_bmp_exit; 3705 3706 bmp->virt = lpfc_mbuf_alloc(phba, 0, &bmp->phys); 3707 if (!bmp->virt) 3708 goto vmid_free_bmp_virt_exit; 3709 3710 INIT_LIST_HEAD(&mp->list); 3711 INIT_LIST_HEAD(&bmp->list); 3712 3713 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3714 "3275 VMID Request Data: x%lx x%x x%x\n", 3715 vport->fc_flag, vport->port_state, cmdcode); 3716 ctreq = (struct lpfc_sli_ct_request *)mp->virt; 3717 data = mp->virt; 3718 /* First populate the CT_IU preamble */ 3719 memset(data, 0, LPFC_BPL_SIZE); 3720 ctreq->RevisionId.bits.Revision = SLI_CT_REVISION; 3721 ctreq->RevisionId.bits.InId = 0; 3722 3723 ctreq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3724 ctreq->FsSubType = SLI_CT_APP_SEV_Subtypes; 3725 3726 ctreq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3727 rsp_size = LPFC_BPL_SIZE; 3728 size = 0; 3729 3730 switch (cmdcode) { 3731 case SLI_CTAS_RAPP_IDENT: 3732 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3733 "1329 RAPP_IDENT for %s\n", vmid->host_vmid); 3734 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3735 rap = (struct lpfc_vmid_rapp_ident_list *) 3736 (DAPP_IDENT_OFFSET + data); 3737 rap->no_of_objects = cpu_to_be32(1); 3738 rap->obj[0].entity_id_len = vmid->vmid_len; 3739 memcpy(rap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len); 3740 size = RAPP_IDENT_OFFSET + 3741 struct_size(rap, obj, be32_to_cpu(rap->no_of_objects)); 3742 retry = 1; 3743 break; 3744 3745 case SLI_CTAS_GALLAPPIA_ID: 3746 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3747 size = GALLAPPIA_ID_SIZE; 3748 break; 3749 3750 case SLI_CTAS_DAPP_IDENT: 3751 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3752 "1469 DAPP_IDENT for %s\n", vmid->host_vmid); 3753 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3754 dap = (struct lpfc_vmid_dapp_ident_list *) 3755 (DAPP_IDENT_OFFSET + data); 3756 dap->no_of_objects = cpu_to_be32(1); 3757 dap->obj[0].entity_id_len = vmid->vmid_len; 3758 memcpy(dap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len); 3759 size = DAPP_IDENT_OFFSET + 3760 struct_size(dap, obj, be32_to_cpu(dap->no_of_objects)); 3761 write_lock(&vport->vmid_lock); 3762 vmid->flag &= ~LPFC_VMID_REGISTERED; 3763 write_unlock(&vport->vmid_lock); 3764 retry = 1; 3765 break; 3766 3767 case SLI_CTAS_DALLAPP_ID: 3768 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3769 size = DALLAPP_ID_SIZE; 3770 break; 3771 3772 default: 3773 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3774 "7062 VMID cmdcode x%x not supported\n", 3775 cmdcode); 3776 goto vmid_free_all_mem; 3777 } 3778 3779 ctreq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3780 3781 bpl = (struct ulp_bde64 *)bmp->virt; 3782 bpl->addrHigh = putPaddrHigh(mp->phys); 3783 bpl->addrLow = putPaddrLow(mp->phys); 3784 bpl->tus.f.bdeFlags = 0; 3785 bpl->tus.f.bdeSize = size; 3786 3787 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3788 * to hold ndlp reference for the corresponding callback function. 3789 */ 3790 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) 3791 return 0; 3792 3793 vmid_free_all_mem: 3794 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 3795 vmid_free_bmp_virt_exit: 3796 kfree(bmp); 3797 vmid_free_bmp_exit: 3798 lpfc_mbuf_free(phba, mp->virt, mp->phys); 3799 vmid_free_mp_virt_exit: 3800 kfree(mp); 3801 vmid_free_mp_exit: 3802 3803 /* Issue CT request failed */ 3804 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3805 "3276 VMID CT request failed Data: x%x\n", cmdcode); 3806 return -EIO; 3807 } 3808