1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2022 Broadcom. All Rights Reserved. The term * 5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * 6 * Copyright (C) 2004-2016 Emulex. All rights reserved. * 7 * EMULEX and SLI are trademarks of Emulex. * 8 * www.broadcom.com * 9 * * 10 * This program is free software; you can redistribute it and/or * 11 * modify it under the terms of version 2 of the GNU General * 12 * Public License as published by the Free Software Foundation. * 13 * This program is distributed in the hope that it will be useful. * 14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 18 * TO BE LEGALLY INVALID. See the GNU General Public License for * 19 * more details, a copy of which can be found in the file COPYING * 20 * included with this package. * 21 *******************************************************************/ 22 23 /* 24 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS 25 */ 26 27 #include <linux/blkdev.h> 28 #include <linux/pci.h> 29 #include <linux/interrupt.h> 30 #include <linux/slab.h> 31 #include <linux/utsname.h> 32 33 #include <scsi/scsi.h> 34 #include <scsi/scsi_device.h> 35 #include <scsi/scsi_host.h> 36 #include <scsi/scsi_transport_fc.h> 37 #include <scsi/fc/fc_fs.h> 38 39 #include "lpfc_hw4.h" 40 #include "lpfc_hw.h" 41 #include "lpfc_sli.h" 42 #include "lpfc_sli4.h" 43 #include "lpfc_nl.h" 44 #include "lpfc_disc.h" 45 #include "lpfc.h" 46 #include "lpfc_scsi.h" 47 #include "lpfc_logmsg.h" 48 #include "lpfc_crtn.h" 49 #include "lpfc_version.h" 50 #include "lpfc_vport.h" 51 #include "lpfc_debugfs.h" 52 53 /* FDMI Port Speed definitions - FC-GS-7 */ 54 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */ 55 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */ 56 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */ 57 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */ 58 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */ 59 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */ 60 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */ 61 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */ 62 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */ 63 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */ 64 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */ 65 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */ 66 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */ 67 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */ 68 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */ 69 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */ 70 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */ 71 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */ 72 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */ 73 74 #define FOURBYTES 4 75 76 77 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 78 static void 79 lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 80 struct lpfc_iocbq *rspiocb); 81 82 static void 83 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 84 struct lpfc_dmabuf *mp, uint32_t size) 85 { 86 if (!mp) { 87 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 88 "0146 Ignoring unsolicited CT No HBQ " 89 "status = x%x\n", 90 get_job_ulpstatus(phba, piocbq)); 91 } 92 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 93 "0145 Ignoring unsolicited CT HBQ Size:%d " 94 "status = x%x\n", 95 size, get_job_ulpstatus(phba, piocbq)); 96 } 97 98 static void 99 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 100 struct lpfc_dmabuf *mp, uint32_t size) 101 { 102 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 103 } 104 105 /** 106 * lpfc_ct_unsol_cmpl : Completion callback function for unsol ct commands 107 * @phba : pointer to lpfc hba data structure. 108 * @cmdiocb : pointer to lpfc command iocb data structure. 109 * @rspiocb : pointer to lpfc response iocb data structure. 110 * 111 * This routine is the callback function for issuing unsol ct reject command. 112 * The memory allocated in the reject command path is freed up here. 113 **/ 114 static void 115 lpfc_ct_unsol_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 116 struct lpfc_iocbq *rspiocb) 117 { 118 struct lpfc_nodelist *ndlp; 119 struct lpfc_dmabuf *mp, *bmp; 120 121 ndlp = cmdiocb->ndlp; 122 if (ndlp) 123 lpfc_nlp_put(ndlp); 124 125 mp = cmdiocb->rsp_dmabuf; 126 bmp = cmdiocb->bpl_dmabuf; 127 if (mp) { 128 lpfc_mbuf_free(phba, mp->virt, mp->phys); 129 kfree(mp); 130 cmdiocb->rsp_dmabuf = NULL; 131 } 132 133 if (bmp) { 134 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 135 kfree(bmp); 136 cmdiocb->bpl_dmabuf = NULL; 137 } 138 139 lpfc_sli_release_iocbq(phba, cmdiocb); 140 } 141 142 /** 143 * lpfc_ct_reject_event - Issue reject for unhandled CT MIB commands 144 * @ndlp: pointer to a node-list data structure. 145 * @ct_req: pointer to the CT request data structure. 146 * @ulp_context: context of received UNSOL CT command 147 * @ox_id: ox_id of the UNSOL CT command 148 * 149 * This routine is invoked by the lpfc_ct_handle_mibreq routine for sending 150 * a reject response. Reject response is sent for the unhandled commands. 151 **/ 152 static void 153 lpfc_ct_reject_event(struct lpfc_nodelist *ndlp, 154 struct lpfc_sli_ct_request *ct_req, 155 u16 ulp_context, u16 ox_id) 156 { 157 struct lpfc_vport *vport = ndlp->vport; 158 struct lpfc_hba *phba = vport->phba; 159 struct lpfc_sli_ct_request *ct_rsp; 160 struct lpfc_iocbq *cmdiocbq = NULL; 161 struct lpfc_dmabuf *bmp = NULL; 162 struct lpfc_dmabuf *mp = NULL; 163 struct ulp_bde64 *bpl; 164 u8 rc = 0; 165 u32 tmo; 166 167 /* fill in BDEs for command */ 168 mp = kmalloc(sizeof(*mp), GFP_KERNEL); 169 if (!mp) { 170 rc = 1; 171 goto ct_exit; 172 } 173 174 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp->phys); 175 if (!mp->virt) { 176 rc = 2; 177 goto ct_free_mp; 178 } 179 180 /* Allocate buffer for Buffer ptr list */ 181 bmp = kmalloc(sizeof(*bmp), GFP_KERNEL); 182 if (!bmp) { 183 rc = 3; 184 goto ct_free_mpvirt; 185 } 186 187 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &bmp->phys); 188 if (!bmp->virt) { 189 rc = 4; 190 goto ct_free_bmp; 191 } 192 193 INIT_LIST_HEAD(&mp->list); 194 INIT_LIST_HEAD(&bmp->list); 195 196 bpl = (struct ulp_bde64 *)bmp->virt; 197 memset(bpl, 0, sizeof(struct ulp_bde64)); 198 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); 199 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); 200 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64; 201 bpl->tus.f.bdeSize = (LPFC_CT_PREAMBLE - 4); 202 bpl->tus.w = le32_to_cpu(bpl->tus.w); 203 204 ct_rsp = (struct lpfc_sli_ct_request *)mp->virt; 205 memset(ct_rsp, 0, sizeof(struct lpfc_sli_ct_request)); 206 207 ct_rsp->RevisionId.bits.Revision = SLI_CT_REVISION; 208 ct_rsp->RevisionId.bits.InId = 0; 209 ct_rsp->FsType = ct_req->FsType; 210 ct_rsp->FsSubType = ct_req->FsSubType; 211 ct_rsp->CommandResponse.bits.Size = 0; 212 ct_rsp->CommandResponse.bits.CmdRsp = 213 cpu_to_be16(SLI_CT_RESPONSE_FS_RJT); 214 ct_rsp->ReasonCode = SLI_CT_REQ_NOT_SUPPORTED; 215 ct_rsp->Explanation = SLI_CT_NO_ADDITIONAL_EXPL; 216 217 cmdiocbq = lpfc_sli_get_iocbq(phba); 218 if (!cmdiocbq) { 219 rc = 5; 220 goto ct_free_bmpvirt; 221 } 222 223 if (phba->sli_rev == LPFC_SLI_REV4) { 224 lpfc_sli_prep_xmit_seq64(phba, cmdiocbq, bmp, 225 phba->sli4_hba.rpi_ids[ndlp->nlp_rpi], 226 ox_id, 1, FC_RCTL_DD_SOL_CTL, 1, 227 CMD_XMIT_SEQUENCE64_WQE); 228 } else { 229 lpfc_sli_prep_xmit_seq64(phba, cmdiocbq, bmp, 0, ulp_context, 1, 230 FC_RCTL_DD_SOL_CTL, 1, 231 CMD_XMIT_SEQUENCE64_CX); 232 } 233 234 /* Save for completion so we can release these resources */ 235 cmdiocbq->rsp_dmabuf = mp; 236 cmdiocbq->bpl_dmabuf = bmp; 237 cmdiocbq->cmd_cmpl = lpfc_ct_unsol_cmpl; 238 tmo = (3 * phba->fc_ratov); 239 240 cmdiocbq->retry = 0; 241 cmdiocbq->vport = vport; 242 cmdiocbq->drvrTimeout = tmo + LPFC_DRVR_TIMEOUT; 243 244 cmdiocbq->ndlp = lpfc_nlp_get(ndlp); 245 if (!cmdiocbq->ndlp) 246 goto ct_no_ndlp; 247 248 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0); 249 if (rc) { 250 lpfc_nlp_put(ndlp); 251 goto ct_no_ndlp; 252 } 253 return; 254 255 ct_no_ndlp: 256 rc = 6; 257 lpfc_sli_release_iocbq(phba, cmdiocbq); 258 ct_free_bmpvirt: 259 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 260 ct_free_bmp: 261 kfree(bmp); 262 ct_free_mpvirt: 263 lpfc_mbuf_free(phba, mp->virt, mp->phys); 264 ct_free_mp: 265 kfree(mp); 266 ct_exit: 267 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 268 "6440 Unsol CT: Rsp err %d Data: x%x\n", 269 rc, vport->fc_flag); 270 } 271 272 /** 273 * lpfc_ct_handle_mibreq - Process an unsolicited CT MIB request data buffer 274 * @phba: pointer to lpfc hba data structure. 275 * @ctiocbq: pointer to lpfc CT command iocb data structure. 276 * 277 * This routine is used for processing the IOCB associated with a unsolicited 278 * CT MIB request. It first determines whether there is an existing ndlp that 279 * matches the DID from the unsolicited IOCB. If not, it will return. 280 **/ 281 static void 282 lpfc_ct_handle_mibreq(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocbq) 283 { 284 struct lpfc_sli_ct_request *ct_req; 285 struct lpfc_nodelist *ndlp = NULL; 286 struct lpfc_vport *vport = ctiocbq->vport; 287 u32 ulp_status = get_job_ulpstatus(phba, ctiocbq); 288 u32 ulp_word4 = get_job_word4(phba, ctiocbq); 289 u32 did; 290 u32 mi_cmd; 291 292 did = bf_get(els_rsp64_sid, &ctiocbq->wqe.xmit_els_rsp); 293 if (ulp_status) { 294 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 295 "6438 Unsol CT: status:x%x/x%x did : x%x\n", 296 ulp_status, ulp_word4, did); 297 return; 298 } 299 300 /* Ignore traffic received during vport shutdown */ 301 if (vport->fc_flag & FC_UNLOADING) 302 return; 303 304 ndlp = lpfc_findnode_did(vport, did); 305 if (!ndlp) { 306 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 307 "6439 Unsol CT: NDLP Not Found for DID : x%x", 308 did); 309 return; 310 } 311 312 ct_req = (struct lpfc_sli_ct_request *)ctiocbq->cmd_dmabuf->virt; 313 314 mi_cmd = ct_req->CommandResponse.bits.CmdRsp; 315 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 316 "6442 : MI Cmd : x%x Not Supported\n", mi_cmd); 317 lpfc_ct_reject_event(ndlp, ct_req, 318 bf_get(wqe_ctxt_tag, 319 &ctiocbq->wqe.xmit_els_rsp.wqe_com), 320 bf_get(wqe_rcvoxid, 321 &ctiocbq->wqe.xmit_els_rsp.wqe_com)); 322 } 323 324 /** 325 * lpfc_ct_unsol_event - Process an unsolicited event from a ct sli ring 326 * @phba: pointer to lpfc hba data structure. 327 * @pring: pointer to a SLI ring. 328 * @ctiocbq: pointer to lpfc ct iocb data structure. 329 * 330 * This routine is used to process an unsolicited event received from a SLI 331 * (Service Level Interface) ring. The actual processing of the data buffer 332 * associated with the unsolicited event is done by invoking appropriate routine 333 * after properly set up the iocb buffer from the SLI ring on which the 334 * unsolicited event was received. 335 **/ 336 void 337 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 338 struct lpfc_iocbq *ctiocbq) 339 { 340 struct lpfc_dmabuf *mp = NULL; 341 IOCB_t *icmd = &ctiocbq->iocb; 342 int i; 343 struct lpfc_iocbq *iocbq; 344 struct lpfc_iocbq *iocb; 345 dma_addr_t dma_addr; 346 uint32_t size; 347 struct list_head head; 348 struct lpfc_sli_ct_request *ct_req; 349 struct lpfc_dmabuf *bdeBuf1 = ctiocbq->cmd_dmabuf; 350 struct lpfc_dmabuf *bdeBuf2 = ctiocbq->bpl_dmabuf; 351 u32 status, parameter, bde_count = 0; 352 struct lpfc_wcqe_complete *wcqe_cmpl = NULL; 353 354 ctiocbq->cmd_dmabuf = NULL; 355 ctiocbq->rsp_dmabuf = NULL; 356 ctiocbq->bpl_dmabuf = NULL; 357 358 wcqe_cmpl = &ctiocbq->wcqe_cmpl; 359 status = get_job_ulpstatus(phba, ctiocbq); 360 parameter = get_job_word4(phba, ctiocbq); 361 if (phba->sli_rev == LPFC_SLI_REV4) 362 bde_count = wcqe_cmpl->word3; 363 else 364 bde_count = icmd->ulpBdeCount; 365 366 if (unlikely(status == IOSTAT_NEED_BUFFER)) { 367 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 368 } else if ((status == IOSTAT_LOCAL_REJECT) && 369 ((parameter & IOERR_PARAM_MASK) == 370 IOERR_RCV_BUFFER_WAITING)) { 371 /* Not enough posted buffers; Try posting more buffers */ 372 phba->fc_stat.NoRcvBuf++; 373 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 374 lpfc_sli3_post_buffer(phba, pring, 2); 375 return; 376 } 377 378 /* If there are no BDEs associated 379 * with this IOCB, there is nothing to do. 380 */ 381 if (bde_count == 0) 382 return; 383 384 ctiocbq->cmd_dmabuf = bdeBuf1; 385 if (bde_count == 2) 386 ctiocbq->bpl_dmabuf = bdeBuf2; 387 388 ct_req = (struct lpfc_sli_ct_request *)ctiocbq->cmd_dmabuf->virt; 389 390 if (ct_req->FsType == SLI_CT_MANAGEMENT_SERVICE && 391 ct_req->FsSubType == SLI_CT_MIB_Subtypes) { 392 lpfc_ct_handle_mibreq(phba, ctiocbq); 393 } else { 394 if (!lpfc_bsg_ct_unsol_event(phba, pring, ctiocbq)) 395 return; 396 } 397 398 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 399 INIT_LIST_HEAD(&head); 400 list_add_tail(&head, &ctiocbq->list); 401 list_for_each_entry(iocb, &head, list) { 402 if (phba->sli_rev == LPFC_SLI_REV4) 403 bde_count = iocb->wcqe_cmpl.word3; 404 else 405 bde_count = iocb->iocb.ulpBdeCount; 406 407 if (!bde_count) 408 continue; 409 bdeBuf1 = iocb->cmd_dmabuf; 410 iocb->cmd_dmabuf = NULL; 411 if (phba->sli_rev == LPFC_SLI_REV4) 412 size = iocb->wqe.gen_req.bde.tus.f.bdeSize; 413 else 414 size = iocb->iocb.un.cont64[0].tus.f.bdeSize; 415 lpfc_ct_unsol_buffer(phba, ctiocbq, bdeBuf1, size); 416 lpfc_in_buf_free(phba, bdeBuf1); 417 if (bde_count == 2) { 418 bdeBuf2 = iocb->bpl_dmabuf; 419 iocb->bpl_dmabuf = NULL; 420 if (phba->sli_rev == LPFC_SLI_REV4) 421 size = iocb->unsol_rcv_len; 422 else 423 size = iocb->iocb.unsli3.rcvsli3.bde2.tus.f.bdeSize; 424 lpfc_ct_unsol_buffer(phba, ctiocbq, bdeBuf2, 425 size); 426 lpfc_in_buf_free(phba, bdeBuf2); 427 } 428 } 429 list_del(&head); 430 } else { 431 INIT_LIST_HEAD(&head); 432 list_add_tail(&head, &ctiocbq->list); 433 list_for_each_entry(iocbq, &head, list) { 434 icmd = &iocbq->iocb; 435 if (icmd->ulpBdeCount == 0) 436 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 437 for (i = 0; i < icmd->ulpBdeCount; i++) { 438 dma_addr = getPaddr(icmd->un.cont64[i].addrHigh, 439 icmd->un.cont64[i].addrLow); 440 mp = lpfc_sli_ringpostbuf_get(phba, pring, 441 dma_addr); 442 size = icmd->un.cont64[i].tus.f.bdeSize; 443 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 444 lpfc_in_buf_free(phba, mp); 445 } 446 lpfc_sli3_post_buffer(phba, pring, i); 447 } 448 list_del(&head); 449 } 450 } 451 452 /** 453 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler 454 * @phba: Pointer to HBA context object. 455 * @dmabuf: pointer to a dmabuf that describes the FC sequence 456 * 457 * This function serves as the upper level protocol abort handler for CT 458 * protocol. 459 * 460 * Return 1 if abort has been handled, 0 otherwise. 461 **/ 462 int 463 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf) 464 { 465 int handled; 466 467 /* CT upper level goes through BSG */ 468 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf); 469 470 return handled; 471 } 472 473 static void 474 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 475 { 476 struct lpfc_dmabuf *mlast, *next_mlast; 477 478 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 479 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 480 list_del(&mlast->list); 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, int 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 (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 511 cmdcode == be16_to_cpu(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 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 675 CommandResponse.bits.CmdRsp; 676 677 bpl++; /* Skip past ct request */ 678 679 /* Put buffer(s) for ct rsp in bpl */ 680 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 681 if (!outmp) 682 return -ENOMEM; 683 /* 684 * Form the CT IOCB. The total number of BDEs in this IOCB 685 * is the single command plus response count from 686 * lpfc_alloc_ct_rsp. 687 */ 688 cnt += 1; 689 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 690 phba->fc_eventTag, cnt, 0, retry); 691 if (status) { 692 lpfc_free_ct_rsp(phba, outmp); 693 return -ENOMEM; 694 } 695 return 0; 696 } 697 698 struct lpfc_vport * 699 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 700 struct lpfc_vport *vport_curr; 701 unsigned long flags; 702 703 spin_lock_irqsave(&phba->port_list_lock, flags); 704 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 705 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 706 spin_unlock_irqrestore(&phba->port_list_lock, flags); 707 return vport_curr; 708 } 709 } 710 spin_unlock_irqrestore(&phba->port_list_lock, flags); 711 return NULL; 712 } 713 714 static void 715 lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 716 { 717 struct lpfc_nodelist *ndlp; 718 719 if ((vport->port_type != LPFC_NPIV_PORT) || 720 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) { 721 722 ndlp = lpfc_setup_disc_node(vport, Did); 723 724 if (ndlp) { 725 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 726 "Parse GID_FTrsp: did:x%x flg:x%x x%x", 727 Did, ndlp->nlp_flag, vport->fc_flag); 728 729 /* By default, the driver expects to support FCP FC4 */ 730 if (fc4_type == FC_TYPE_FCP) 731 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 732 733 if (fc4_type == FC_TYPE_NVME) 734 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 735 736 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 737 "0238 Process x%06x NameServer Rsp " 738 "Data: x%x x%x x%x x%x x%x\n", Did, 739 ndlp->nlp_flag, ndlp->nlp_fc4_type, 740 ndlp->nlp_state, vport->fc_flag, 741 vport->fc_rscn_id_cnt); 742 743 /* if ndlp needs to be discovered and prior 744 * state of ndlp hit devloss, change state to 745 * allow rediscovery. 746 */ 747 if (ndlp->nlp_flag & NLP_NPR_2B_DISC && 748 ndlp->nlp_state == NLP_STE_UNUSED_NODE) { 749 lpfc_nlp_set_state(vport, ndlp, 750 NLP_STE_NPR_NODE); 751 } 752 } else { 753 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 754 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d", 755 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 756 757 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 758 "0239 Skip x%06x NameServer Rsp " 759 "Data: x%x x%x x%px\n", 760 Did, vport->fc_flag, 761 vport->fc_rscn_id_cnt, ndlp); 762 } 763 } else { 764 if (!(vport->fc_flag & FC_RSCN_MODE) || 765 lpfc_rscn_payload_check(vport, Did)) { 766 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 767 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d", 768 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 769 770 /* 771 * This NPortID was previously a FCP/NVMe target, 772 * Don't even bother to send GFF_ID. 773 */ 774 ndlp = lpfc_findnode_did(vport, Did); 775 if (ndlp && 776 (ndlp->nlp_type & 777 (NLP_FCP_TARGET | NLP_NVME_TARGET))) { 778 if (fc4_type == FC_TYPE_FCP) 779 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 780 if (fc4_type == FC_TYPE_NVME) 781 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 782 lpfc_setup_disc_node(vport, Did); 783 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 784 0, Did) == 0) 785 vport->num_disc_nodes++; 786 else 787 lpfc_setup_disc_node(vport, Did); 788 } else { 789 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 790 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d", 791 Did, vport->fc_flag, vport->fc_rscn_id_cnt); 792 793 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 794 "0245 Skip x%06x NameServer Rsp " 795 "Data: x%x x%x\n", Did, 796 vport->fc_flag, 797 vport->fc_rscn_id_cnt); 798 } 799 } 800 } 801 802 static void 803 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type) 804 { 805 struct lpfc_hba *phba = vport->phba; 806 struct lpfc_nodelist *ndlp = NULL; 807 char *str; 808 809 if (phba->cfg_ns_query == LPFC_NS_QUERY_GID_FT) 810 str = "GID_FT"; 811 else 812 str = "GID_PT"; 813 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 814 "6430 Process %s rsp for %08x type %x %s %s\n", 815 str, Did, fc4_type, 816 (fc4_type == FC_TYPE_FCP) ? "FCP" : " ", 817 (fc4_type == FC_TYPE_NVME) ? "NVME" : " "); 818 /* 819 * To conserve rpi's, filter out addresses for other 820 * vports on the same physical HBAs. 821 */ 822 if (Did != vport->fc_myDID && 823 (!lpfc_find_vport_by_did(phba, Did) || 824 vport->cfg_peer_port_login)) { 825 if (!phba->nvmet_support) { 826 /* FCPI/NVMEI path. Process Did */ 827 lpfc_prep_node_fc4type(vport, Did, fc4_type); 828 return; 829 } 830 /* NVMET path. NVMET only cares about NVMEI nodes. */ 831 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 832 if (ndlp->nlp_type != NLP_NVME_INITIATOR || 833 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 834 continue; 835 spin_lock_irq(&ndlp->lock); 836 if (ndlp->nlp_DID == Did) 837 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 838 else 839 ndlp->nlp_flag |= NLP_NVMET_RECOV; 840 spin_unlock_irq(&ndlp->lock); 841 } 842 } 843 } 844 845 static int 846 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type, 847 uint32_t Size) 848 { 849 struct lpfc_sli_ct_request *Response = 850 (struct lpfc_sli_ct_request *) mp->virt; 851 struct lpfc_dmabuf *mlast, *next_mp; 852 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 853 uint32_t Did, CTentry; 854 int Cnt; 855 struct list_head head; 856 struct lpfc_nodelist *ndlp = NULL; 857 858 lpfc_set_disctmo(vport); 859 vport->num_disc_nodes = 0; 860 vport->fc_ns_retry = 0; 861 862 863 list_add_tail(&head, &mp->list); 864 list_for_each_entry_safe(mp, next_mp, &head, list) { 865 mlast = mp; 866 867 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 868 869 Size -= Cnt; 870 871 if (!ctptr) { 872 ctptr = (uint32_t *) mlast->virt; 873 } else 874 Cnt -= 16; /* subtract length of CT header */ 875 876 /* Loop through entire NameServer list of DIDs */ 877 while (Cnt >= sizeof(uint32_t)) { 878 /* Get next DID from NameServer List */ 879 CTentry = *ctptr++; 880 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 881 lpfc_ns_rsp_audit_did(vport, Did, fc4_type); 882 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 883 goto nsout1; 884 885 Cnt -= sizeof(uint32_t); 886 } 887 ctptr = NULL; 888 889 } 890 891 /* All GID_FT entries processed. If the driver is running in 892 * in target mode, put impacted nodes into recovery and drop 893 * the RPI to flush outstanding IO. 894 */ 895 if (vport->phba->nvmet_support) { 896 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { 897 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV)) 898 continue; 899 lpfc_disc_state_machine(vport, ndlp, NULL, 900 NLP_EVT_DEVICE_RECOVERY); 901 spin_lock_irq(&ndlp->lock); 902 ndlp->nlp_flag &= ~NLP_NVMET_RECOV; 903 spin_unlock_irq(&ndlp->lock); 904 } 905 } 906 907 nsout1: 908 list_del(&head); 909 return 0; 910 } 911 912 static void 913 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 914 struct lpfc_iocbq *rspiocb) 915 { 916 struct lpfc_vport *vport = cmdiocb->vport; 917 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 918 struct lpfc_dmabuf *outp; 919 struct lpfc_dmabuf *inp; 920 struct lpfc_sli_ct_request *CTrsp; 921 struct lpfc_sli_ct_request *CTreq; 922 struct lpfc_nodelist *ndlp; 923 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 924 u32 ulp_word4 = get_job_word4(phba, rspiocb); 925 int rc, type; 926 927 /* First save ndlp, before we overwrite it */ 928 ndlp = cmdiocb->ndlp; 929 930 /* we pass cmdiocb to state machine which needs rspiocb as well */ 931 cmdiocb->rsp_iocb = rspiocb; 932 inp = cmdiocb->cmd_dmabuf; 933 outp = cmdiocb->rsp_dmabuf; 934 935 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 936 "GID_FT cmpl: status:x%x/x%x rtry:%d", 937 ulp_status, ulp_word4, vport->fc_ns_retry); 938 939 /* Ignore response if link flipped after this request was made */ 940 if (cmdiocb->event_tag != phba->fc_eventTag) { 941 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 942 "9043 Event tag mismatch. Ignoring NS rsp\n"); 943 goto out; 944 } 945 946 /* Don't bother processing response if vport is being torn down. */ 947 if (vport->load_flag & FC_UNLOADING) { 948 if (vport->fc_flag & FC_RSCN_MODE) 949 lpfc_els_flush_rscn(vport); 950 goto out; 951 } 952 953 if (lpfc_els_chk_latt(vport)) { 954 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 955 "0216 Link event during NS query\n"); 956 if (vport->fc_flag & FC_RSCN_MODE) 957 lpfc_els_flush_rscn(vport); 958 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 959 goto out; 960 } 961 if (lpfc_error_lost_link(ulp_status, ulp_word4)) { 962 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 963 "0226 NS query failed due to link event: " 964 "ulp_status x%x ulp_word4 x%x fc_flag x%x " 965 "port_state x%x gidft_inp x%x\n", 966 ulp_status, ulp_word4, vport->fc_flag, 967 vport->port_state, vport->gidft_inp); 968 if (vport->fc_flag & FC_RSCN_MODE) 969 lpfc_els_flush_rscn(vport); 970 if (vport->gidft_inp) 971 vport->gidft_inp--; 972 goto out; 973 } 974 975 spin_lock_irq(shost->host_lock); 976 if (vport->fc_flag & FC_RSCN_DEFERRED) { 977 vport->fc_flag &= ~FC_RSCN_DEFERRED; 978 spin_unlock_irq(shost->host_lock); 979 980 /* This is a GID_FT completing so the gidft_inp counter was 981 * incremented before the GID_FT was issued to the wire. 982 */ 983 if (vport->gidft_inp) 984 vport->gidft_inp--; 985 986 /* 987 * Skip processing the NS response 988 * Re-issue the NS cmd 989 */ 990 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 991 "0151 Process Deferred RSCN Data: x%x x%x\n", 992 vport->fc_flag, vport->fc_rscn_id_cnt); 993 lpfc_els_handle_rscn(vport); 994 995 goto out; 996 } 997 spin_unlock_irq(shost->host_lock); 998 999 if (ulp_status) { 1000 /* Check for retry */ 1001 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 1002 if (ulp_status != IOSTAT_LOCAL_REJECT || 1003 (ulp_word4 & IOERR_PARAM_MASK) != 1004 IOERR_NO_RESOURCES) 1005 vport->fc_ns_retry++; 1006 1007 type = lpfc_get_gidft_type(vport, cmdiocb); 1008 if (type == 0) 1009 goto out; 1010 1011 /* CT command is being retried */ 1012 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 1013 vport->fc_ns_retry, type); 1014 if (rc == 0) 1015 goto out; 1016 else { /* Unable to send NS cmd */ 1017 if (vport->gidft_inp) 1018 vport->gidft_inp--; 1019 } 1020 } 1021 if (vport->fc_flag & FC_RSCN_MODE) 1022 lpfc_els_flush_rscn(vport); 1023 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1024 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1025 "0257 GID_FT Query error: 0x%x 0x%x\n", 1026 ulp_status, vport->fc_ns_retry); 1027 } else { 1028 /* Good status, continue checking */ 1029 CTreq = (struct lpfc_sli_ct_request *) inp->virt; 1030 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1031 if (CTrsp->CommandResponse.bits.CmdRsp == 1032 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 1033 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1034 "0208 NameServer Rsp Data: x%x x%x " 1035 "x%x x%x sz x%x\n", 1036 vport->fc_flag, 1037 CTreq->un.gid.Fc4Type, 1038 vport->num_disc_nodes, 1039 vport->gidft_inp, 1040 get_job_data_placed(phba, rspiocb)); 1041 1042 lpfc_ns_rsp(vport, 1043 outp, 1044 CTreq->un.gid.Fc4Type, 1045 get_job_data_placed(phba, rspiocb)); 1046 } else if (CTrsp->CommandResponse.bits.CmdRsp == 1047 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 1048 /* NameServer Rsp Error */ 1049 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 1050 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 1051 lpfc_printf_vlog(vport, KERN_INFO, 1052 LOG_DISCOVERY, 1053 "0269 No NameServer Entries " 1054 "Data: x%x x%x x%x x%x\n", 1055 CTrsp->CommandResponse.bits.CmdRsp, 1056 (uint32_t) CTrsp->ReasonCode, 1057 (uint32_t) CTrsp->Explanation, 1058 vport->fc_flag); 1059 1060 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1061 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 1062 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1063 (uint32_t) CTrsp->ReasonCode, 1064 (uint32_t) CTrsp->Explanation); 1065 } else { 1066 lpfc_printf_vlog(vport, KERN_INFO, 1067 LOG_DISCOVERY, 1068 "0240 NameServer Rsp Error " 1069 "Data: x%x x%x x%x x%x\n", 1070 CTrsp->CommandResponse.bits.CmdRsp, 1071 (uint32_t) CTrsp->ReasonCode, 1072 (uint32_t) CTrsp->Explanation, 1073 vport->fc_flag); 1074 1075 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1076 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1077 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1078 (uint32_t) CTrsp->ReasonCode, 1079 (uint32_t) CTrsp->Explanation); 1080 } 1081 1082 1083 } else { 1084 /* NameServer Rsp Error */ 1085 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1086 "0241 NameServer Rsp Error " 1087 "Data: x%x x%x x%x x%x\n", 1088 CTrsp->CommandResponse.bits.CmdRsp, 1089 (uint32_t) CTrsp->ReasonCode, 1090 (uint32_t) CTrsp->Explanation, 1091 vport->fc_flag); 1092 1093 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1094 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1095 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1096 (uint32_t) CTrsp->ReasonCode, 1097 (uint32_t) CTrsp->Explanation); 1098 } 1099 if (vport->gidft_inp) 1100 vport->gidft_inp--; 1101 } 1102 1103 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1104 "4216 GID_FT cmpl inp %d disc %d\n", 1105 vport->gidft_inp, vport->num_disc_nodes); 1106 1107 /* Link up / RSCN discovery */ 1108 if ((vport->num_disc_nodes == 0) && 1109 (vport->gidft_inp == 0)) { 1110 /* 1111 * The driver has cycled through all Nports in the RSCN payload. 1112 * Complete the handling by cleaning up and marking the 1113 * current driver state. 1114 */ 1115 if (vport->port_state >= LPFC_DISC_AUTH) { 1116 if (vport->fc_flag & FC_RSCN_MODE) { 1117 lpfc_els_flush_rscn(vport); 1118 spin_lock_irq(shost->host_lock); 1119 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1120 spin_unlock_irq(shost->host_lock); 1121 } 1122 else 1123 lpfc_els_flush_rscn(vport); 1124 } 1125 1126 lpfc_disc_start(vport); 1127 } 1128 out: 1129 lpfc_ct_free_iocb(phba, cmdiocb); 1130 lpfc_nlp_put(ndlp); 1131 return; 1132 } 1133 1134 static void 1135 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1136 struct lpfc_iocbq *rspiocb) 1137 { 1138 struct lpfc_vport *vport = cmdiocb->vport; 1139 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 1140 struct lpfc_dmabuf *outp; 1141 struct lpfc_dmabuf *inp; 1142 struct lpfc_sli_ct_request *CTrsp; 1143 struct lpfc_sli_ct_request *CTreq; 1144 struct lpfc_nodelist *ndlp; 1145 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1146 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1147 int rc; 1148 1149 /* First save ndlp, before we overwrite it */ 1150 ndlp = cmdiocb->ndlp; 1151 1152 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1153 cmdiocb->rsp_iocb = rspiocb; 1154 inp = cmdiocb->cmd_dmabuf; 1155 outp = cmdiocb->rsp_dmabuf; 1156 1157 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1158 "GID_PT cmpl: status:x%x/x%x rtry:%d", 1159 ulp_status, ulp_word4, 1160 vport->fc_ns_retry); 1161 1162 /* Ignore response if link flipped after this request was made */ 1163 if (cmdiocb->event_tag != phba->fc_eventTag) { 1164 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1165 "9044 Event tag mismatch. Ignoring NS rsp\n"); 1166 goto out; 1167 } 1168 1169 /* Don't bother processing response if vport is being torn down. */ 1170 if (vport->load_flag & FC_UNLOADING) { 1171 if (vport->fc_flag & FC_RSCN_MODE) 1172 lpfc_els_flush_rscn(vport); 1173 goto out; 1174 } 1175 1176 if (lpfc_els_chk_latt(vport)) { 1177 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1178 "4108 Link event during NS query\n"); 1179 if (vport->fc_flag & FC_RSCN_MODE) 1180 lpfc_els_flush_rscn(vport); 1181 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1182 goto out; 1183 } 1184 if (lpfc_error_lost_link(ulp_status, ulp_word4)) { 1185 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1186 "4166 NS query failed due to link event: " 1187 "ulp_status x%x ulp_word4 x%x fc_flag x%x " 1188 "port_state x%x gidft_inp x%x\n", 1189 ulp_status, ulp_word4, vport->fc_flag, 1190 vport->port_state, vport->gidft_inp); 1191 if (vport->fc_flag & FC_RSCN_MODE) 1192 lpfc_els_flush_rscn(vport); 1193 if (vport->gidft_inp) 1194 vport->gidft_inp--; 1195 goto out; 1196 } 1197 1198 spin_lock_irq(shost->host_lock); 1199 if (vport->fc_flag & FC_RSCN_DEFERRED) { 1200 vport->fc_flag &= ~FC_RSCN_DEFERRED; 1201 spin_unlock_irq(shost->host_lock); 1202 1203 /* This is a GID_PT completing so the gidft_inp counter was 1204 * incremented before the GID_PT was issued to the wire. 1205 */ 1206 if (vport->gidft_inp) 1207 vport->gidft_inp--; 1208 1209 /* 1210 * Skip processing the NS response 1211 * Re-issue the NS cmd 1212 */ 1213 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 1214 "4167 Process Deferred RSCN Data: x%x x%x\n", 1215 vport->fc_flag, vport->fc_rscn_id_cnt); 1216 lpfc_els_handle_rscn(vport); 1217 1218 goto out; 1219 } 1220 spin_unlock_irq(shost->host_lock); 1221 1222 if (ulp_status) { 1223 /* Check for retry */ 1224 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 1225 if (ulp_status != IOSTAT_LOCAL_REJECT || 1226 (ulp_word4 & IOERR_PARAM_MASK) != 1227 IOERR_NO_RESOURCES) 1228 vport->fc_ns_retry++; 1229 1230 /* CT command is being retried */ 1231 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT, 1232 vport->fc_ns_retry, GID_PT_N_PORT); 1233 if (rc == 0) 1234 goto out; 1235 else { /* Unable to send NS cmd */ 1236 if (vport->gidft_inp) 1237 vport->gidft_inp--; 1238 } 1239 } 1240 if (vport->fc_flag & FC_RSCN_MODE) 1241 lpfc_els_flush_rscn(vport); 1242 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 1243 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1244 "4103 GID_FT Query error: 0x%x 0x%x\n", 1245 ulp_status, vport->fc_ns_retry); 1246 } else { 1247 /* Good status, continue checking */ 1248 CTreq = (struct lpfc_sli_ct_request *)inp->virt; 1249 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1250 if (CTrsp->CommandResponse.bits.CmdRsp == 1251 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 1252 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1253 "4105 NameServer Rsp Data: x%x x%x " 1254 "x%x x%x sz x%x\n", 1255 vport->fc_flag, 1256 CTreq->un.gid.Fc4Type, 1257 vport->num_disc_nodes, 1258 vport->gidft_inp, 1259 get_job_data_placed(phba, rspiocb)); 1260 1261 lpfc_ns_rsp(vport, 1262 outp, 1263 CTreq->un.gid.Fc4Type, 1264 get_job_data_placed(phba, rspiocb)); 1265 } else if (CTrsp->CommandResponse.bits.CmdRsp == 1266 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 1267 /* NameServer Rsp Error */ 1268 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 1269 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 1270 lpfc_printf_vlog( 1271 vport, KERN_INFO, LOG_DISCOVERY, 1272 "4106 No NameServer Entries " 1273 "Data: x%x x%x x%x x%x\n", 1274 CTrsp->CommandResponse.bits.CmdRsp, 1275 (uint32_t)CTrsp->ReasonCode, 1276 (uint32_t)CTrsp->Explanation, 1277 vport->fc_flag); 1278 1279 lpfc_debugfs_disc_trc( 1280 vport, LPFC_DISC_TRC_CT, 1281 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x", 1282 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1283 (uint32_t)CTrsp->ReasonCode, 1284 (uint32_t)CTrsp->Explanation); 1285 } else { 1286 lpfc_printf_vlog( 1287 vport, KERN_INFO, LOG_DISCOVERY, 1288 "4107 NameServer Rsp Error " 1289 "Data: x%x x%x x%x x%x\n", 1290 CTrsp->CommandResponse.bits.CmdRsp, 1291 (uint32_t)CTrsp->ReasonCode, 1292 (uint32_t)CTrsp->Explanation, 1293 vport->fc_flag); 1294 1295 lpfc_debugfs_disc_trc( 1296 vport, LPFC_DISC_TRC_CT, 1297 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x", 1298 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1299 (uint32_t)CTrsp->ReasonCode, 1300 (uint32_t)CTrsp->Explanation); 1301 } 1302 } else { 1303 /* NameServer Rsp Error */ 1304 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1305 "4109 NameServer Rsp Error " 1306 "Data: x%x x%x x%x x%x\n", 1307 CTrsp->CommandResponse.bits.CmdRsp, 1308 (uint32_t)CTrsp->ReasonCode, 1309 (uint32_t)CTrsp->Explanation, 1310 vport->fc_flag); 1311 1312 lpfc_debugfs_disc_trc( 1313 vport, LPFC_DISC_TRC_CT, 1314 "GID_PT rsp err2 cmd:x%x rsn:x%x exp:x%x", 1315 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 1316 (uint32_t)CTrsp->ReasonCode, 1317 (uint32_t)CTrsp->Explanation); 1318 } 1319 if (vport->gidft_inp) 1320 vport->gidft_inp--; 1321 } 1322 1323 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1324 "6450 GID_PT cmpl inp %d disc %d\n", 1325 vport->gidft_inp, vport->num_disc_nodes); 1326 1327 /* Link up / RSCN discovery */ 1328 if ((vport->num_disc_nodes == 0) && 1329 (vport->gidft_inp == 0)) { 1330 /* 1331 * The driver has cycled through all Nports in the RSCN payload. 1332 * Complete the handling by cleaning up and marking the 1333 * current driver state. 1334 */ 1335 if (vport->port_state >= LPFC_DISC_AUTH) { 1336 if (vport->fc_flag & FC_RSCN_MODE) { 1337 lpfc_els_flush_rscn(vport); 1338 spin_lock_irq(shost->host_lock); 1339 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1340 spin_unlock_irq(shost->host_lock); 1341 } else { 1342 lpfc_els_flush_rscn(vport); 1343 } 1344 } 1345 1346 lpfc_disc_start(vport); 1347 } 1348 out: 1349 lpfc_ct_free_iocb(phba, cmdiocb); 1350 lpfc_nlp_put(ndlp); 1351 } 1352 1353 static void 1354 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1355 struct lpfc_iocbq *rspiocb) 1356 { 1357 struct lpfc_vport *vport = cmdiocb->vport; 1358 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 1359 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 1360 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 1361 struct lpfc_sli_ct_request *CTrsp; 1362 int did, rc, retry; 1363 uint8_t fbits; 1364 struct lpfc_nodelist *ndlp = NULL, *free_ndlp = NULL; 1365 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1366 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1367 1368 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 1369 did = be32_to_cpu(did); 1370 1371 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1372 "GFF_ID cmpl: status:x%x/x%x did:x%x", 1373 ulp_status, ulp_word4, did); 1374 1375 /* Ignore response if link flipped after this request was made */ 1376 if (cmdiocb->event_tag != phba->fc_eventTag) { 1377 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1378 "9045 Event tag mismatch. Ignoring NS rsp\n"); 1379 goto iocb_free; 1380 } 1381 1382 if (ulp_status == IOSTAT_SUCCESS) { 1383 /* Good status, continue checking */ 1384 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1385 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 1386 1387 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1388 "6431 Process GFF_ID rsp for %08x " 1389 "fbits %02x %s %s\n", 1390 did, fbits, 1391 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ", 1392 (fbits & FC4_FEATURE_TARGET) ? "Target" : " "); 1393 1394 if (CTrsp->CommandResponse.bits.CmdRsp == 1395 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 1396 if ((fbits & FC4_FEATURE_INIT) && 1397 !(fbits & FC4_FEATURE_TARGET)) { 1398 lpfc_printf_vlog(vport, KERN_INFO, 1399 LOG_DISCOVERY, 1400 "0270 Skip x%x GFF " 1401 "NameServer Rsp Data: (init) " 1402 "x%x x%x\n", did, fbits, 1403 vport->fc_rscn_id_cnt); 1404 goto out; 1405 } 1406 } 1407 } 1408 else { 1409 /* Check for retry */ 1410 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 1411 retry = 1; 1412 if (ulp_status == IOSTAT_LOCAL_REJECT) { 1413 switch ((ulp_word4 & 1414 IOERR_PARAM_MASK)) { 1415 1416 case IOERR_NO_RESOURCES: 1417 /* We don't increment the retry 1418 * count for this case. 1419 */ 1420 break; 1421 case IOERR_LINK_DOWN: 1422 case IOERR_SLI_ABORTED: 1423 case IOERR_SLI_DOWN: 1424 retry = 0; 1425 break; 1426 default: 1427 cmdiocb->retry++; 1428 } 1429 } 1430 else 1431 cmdiocb->retry++; 1432 1433 if (retry) { 1434 /* CT command is being retried */ 1435 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 1436 cmdiocb->retry, did); 1437 if (rc == 0) { 1438 /* success */ 1439 free_ndlp = cmdiocb->ndlp; 1440 lpfc_ct_free_iocb(phba, cmdiocb); 1441 lpfc_nlp_put(free_ndlp); 1442 return; 1443 } 1444 } 1445 } 1446 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1447 "0267 NameServer GFF Rsp " 1448 "x%x Error (%d %d) Data: x%x x%x\n", 1449 did, ulp_status, ulp_word4, 1450 vport->fc_flag, vport->fc_rscn_id_cnt); 1451 } 1452 1453 /* This is a target port, unregistered port, or the GFF_ID failed */ 1454 ndlp = lpfc_setup_disc_node(vport, did); 1455 if (ndlp) { 1456 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1457 "0242 Process x%x GFF " 1458 "NameServer Rsp Data: x%x x%x x%x\n", 1459 did, ndlp->nlp_flag, vport->fc_flag, 1460 vport->fc_rscn_id_cnt); 1461 } else { 1462 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1463 "0243 Skip x%x GFF " 1464 "NameServer Rsp Data: x%x x%x\n", did, 1465 vport->fc_flag, vport->fc_rscn_id_cnt); 1466 } 1467 out: 1468 /* Link up / RSCN discovery */ 1469 if (vport->num_disc_nodes) 1470 vport->num_disc_nodes--; 1471 1472 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1473 "6451 GFF_ID cmpl inp %d disc %d\n", 1474 vport->gidft_inp, vport->num_disc_nodes); 1475 1476 if (vport->num_disc_nodes == 0) { 1477 /* 1478 * The driver has cycled through all Nports in the RSCN payload. 1479 * Complete the handling by cleaning up and marking the 1480 * current driver state. 1481 */ 1482 if (vport->port_state >= LPFC_DISC_AUTH) { 1483 if (vport->fc_flag & FC_RSCN_MODE) { 1484 lpfc_els_flush_rscn(vport); 1485 spin_lock_irq(shost->host_lock); 1486 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 1487 spin_unlock_irq(shost->host_lock); 1488 } 1489 else 1490 lpfc_els_flush_rscn(vport); 1491 } 1492 lpfc_disc_start(vport); 1493 } 1494 1495 iocb_free: 1496 free_ndlp = cmdiocb->ndlp; 1497 lpfc_ct_free_iocb(phba, cmdiocb); 1498 lpfc_nlp_put(free_ndlp); 1499 return; 1500 } 1501 1502 static void 1503 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1504 struct lpfc_iocbq *rspiocb) 1505 { 1506 struct lpfc_vport *vport = cmdiocb->vport; 1507 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 1508 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 1509 struct lpfc_sli_ct_request *CTrsp; 1510 int did; 1511 struct lpfc_nodelist *ndlp = NULL; 1512 struct lpfc_nodelist *ns_ndlp = cmdiocb->ndlp; 1513 uint32_t fc4_data_0, fc4_data_1; 1514 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1515 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1516 1517 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId; 1518 did = be32_to_cpu(did); 1519 1520 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1521 "GFT_ID cmpl: status:x%x/x%x did:x%x", 1522 ulp_status, ulp_word4, did); 1523 1524 /* Ignore response if link flipped after this request was made */ 1525 if ((uint32_t)cmdiocb->event_tag != phba->fc_eventTag) { 1526 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1527 "9046 Event tag mismatch. Ignoring NS rsp\n"); 1528 goto out; 1529 } 1530 1531 if (ulp_status == IOSTAT_SUCCESS) { 1532 /* Good status, continue checking */ 1533 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1534 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]); 1535 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]); 1536 1537 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1538 "6432 Process GFT_ID rsp for %08x " 1539 "Data %08x %08x %s %s\n", 1540 did, fc4_data_0, fc4_data_1, 1541 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ? 1542 "FCP" : " ", 1543 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ? 1544 "NVME" : " "); 1545 1546 /* Lookup the NPort_ID queried in the GFT_ID and find the 1547 * driver's local node. It's an error if the driver 1548 * doesn't have one. 1549 */ 1550 ndlp = lpfc_findnode_did(vport, did); 1551 if (ndlp) { 1552 /* The bitmask value for FCP and NVME FCP types is 1553 * the same because they are 32 bits distant from 1554 * each other in word0 and word0. 1555 */ 1556 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) 1557 ndlp->nlp_fc4_type |= NLP_FC4_FCP; 1558 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) 1559 ndlp->nlp_fc4_type |= NLP_FC4_NVME; 1560 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1561 "3064 Setting ndlp x%px, DID x%06x " 1562 "with FC4 x%08x, Data: x%08x x%08x " 1563 "%d\n", 1564 ndlp, did, ndlp->nlp_fc4_type, 1565 FC_TYPE_FCP, FC_TYPE_NVME, 1566 ndlp->nlp_state); 1567 1568 if (ndlp->nlp_state == NLP_STE_REG_LOGIN_ISSUE && 1569 ndlp->nlp_fc4_type) { 1570 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1571 1572 lpfc_nlp_set_state(vport, ndlp, 1573 NLP_STE_PRLI_ISSUE); 1574 lpfc_issue_els_prli(vport, ndlp, 0); 1575 } else if (!ndlp->nlp_fc4_type) { 1576 /* If fc4 type is still unknown, then LOGO */ 1577 lpfc_printf_vlog(vport, KERN_INFO, 1578 LOG_DISCOVERY, 1579 "6443 Sending LOGO ndlp x%px," 1580 "DID x%06x with fc4_type: " 1581 "x%08x, state: %d\n", 1582 ndlp, did, ndlp->nlp_fc4_type, 1583 ndlp->nlp_state); 1584 lpfc_issue_els_logo(vport, ndlp, 0); 1585 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; 1586 lpfc_nlp_set_state(vport, ndlp, 1587 NLP_STE_NPR_NODE); 1588 } 1589 } 1590 } else 1591 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1592 "3065 GFT_ID failed x%08x\n", ulp_status); 1593 1594 out: 1595 lpfc_ct_free_iocb(phba, cmdiocb); 1596 lpfc_nlp_put(ns_ndlp); 1597 } 1598 1599 static void 1600 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1601 struct lpfc_iocbq *rspiocb) 1602 { 1603 struct lpfc_vport *vport = cmdiocb->vport; 1604 struct lpfc_dmabuf *inp; 1605 struct lpfc_dmabuf *outp; 1606 struct lpfc_sli_ct_request *CTrsp; 1607 struct lpfc_nodelist *ndlp; 1608 int cmdcode, rc; 1609 uint8_t retry; 1610 uint32_t latt; 1611 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1612 u32 ulp_word4 = get_job_word4(phba, rspiocb); 1613 1614 /* First save ndlp, before we overwrite it */ 1615 ndlp = cmdiocb->ndlp; 1616 1617 /* we pass cmdiocb to state machine which needs rspiocb as well */ 1618 cmdiocb->rsp_iocb = rspiocb; 1619 1620 inp = cmdiocb->cmd_dmabuf; 1621 outp = cmdiocb->rsp_dmabuf; 1622 1623 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 1624 CommandResponse.bits.CmdRsp); 1625 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1626 1627 latt = lpfc_els_chk_latt(vport); 1628 1629 /* RFT request completes status <ulp_status> CmdRsp <CmdRsp> */ 1630 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1631 "0209 CT Request completes, latt %d, " 1632 "ulp_status x%x CmdRsp x%x, Context x%x, Tag x%x\n", 1633 latt, ulp_status, 1634 CTrsp->CommandResponse.bits.CmdRsp, 1635 get_job_ulpcontext(phba, cmdiocb), cmdiocb->iotag); 1636 1637 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1638 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 1639 ulp_status, ulp_word4, cmdcode); 1640 1641 if (ulp_status) { 1642 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 1643 "0268 NS cmd x%x Error (x%x x%x)\n", 1644 cmdcode, ulp_status, ulp_word4); 1645 1646 if (ulp_status == IOSTAT_LOCAL_REJECT && 1647 (((ulp_word4 & IOERR_PARAM_MASK) == 1648 IOERR_SLI_DOWN) || 1649 ((ulp_word4 & IOERR_PARAM_MASK) == 1650 IOERR_SLI_ABORTED))) 1651 goto out; 1652 1653 retry = cmdiocb->retry; 1654 if (retry >= LPFC_MAX_NS_RETRY) 1655 goto out; 1656 1657 retry++; 1658 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1659 "0250 Retrying NS cmd %x\n", cmdcode); 1660 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 1661 if (rc == 0) 1662 goto out; 1663 } 1664 1665 out: 1666 lpfc_ct_free_iocb(phba, cmdiocb); 1667 lpfc_nlp_put(ndlp); 1668 return; 1669 } 1670 1671 static void 1672 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1673 struct lpfc_iocbq *rspiocb) 1674 { 1675 struct lpfc_vport *vport = cmdiocb->vport; 1676 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1677 1678 if (ulp_status == IOSTAT_SUCCESS) { 1679 struct lpfc_dmabuf *outp; 1680 struct lpfc_sli_ct_request *CTrsp; 1681 1682 outp = cmdiocb->rsp_dmabuf; 1683 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1684 if (CTrsp->CommandResponse.bits.CmdRsp == 1685 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1686 vport->ct_flags |= FC_CT_RFT_ID; 1687 } 1688 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1689 return; 1690 } 1691 1692 static void 1693 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1694 struct lpfc_iocbq *rspiocb) 1695 { 1696 struct lpfc_vport *vport = cmdiocb->vport; 1697 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1698 1699 if (ulp_status == IOSTAT_SUCCESS) { 1700 struct lpfc_dmabuf *outp; 1701 struct lpfc_sli_ct_request *CTrsp; 1702 1703 outp = cmdiocb->rsp_dmabuf; 1704 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1705 if (CTrsp->CommandResponse.bits.CmdRsp == 1706 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1707 vport->ct_flags |= FC_CT_RNN_ID; 1708 } 1709 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1710 return; 1711 } 1712 1713 static void 1714 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1715 struct lpfc_iocbq *rspiocb) 1716 { 1717 struct lpfc_vport *vport = cmdiocb->vport; 1718 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1719 1720 if (ulp_status == IOSTAT_SUCCESS) { 1721 struct lpfc_dmabuf *outp; 1722 struct lpfc_sli_ct_request *CTrsp; 1723 1724 outp = cmdiocb->rsp_dmabuf; 1725 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1726 if (CTrsp->CommandResponse.bits.CmdRsp == 1727 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1728 vport->ct_flags |= FC_CT_RSPN_ID; 1729 } 1730 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1731 return; 1732 } 1733 1734 static void 1735 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1736 struct lpfc_iocbq *rspiocb) 1737 { 1738 struct lpfc_vport *vport = cmdiocb->vport; 1739 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1740 1741 if (ulp_status == IOSTAT_SUCCESS) { 1742 struct lpfc_dmabuf *outp; 1743 struct lpfc_sli_ct_request *CTrsp; 1744 1745 outp = cmdiocb->rsp_dmabuf; 1746 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1747 if (CTrsp->CommandResponse.bits.CmdRsp == 1748 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1749 vport->ct_flags |= FC_CT_RSNN_NN; 1750 } 1751 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1752 return; 1753 } 1754 1755 static void 1756 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1757 struct lpfc_iocbq *rspiocb) 1758 { 1759 struct lpfc_vport *vport = cmdiocb->vport; 1760 1761 /* even if it fails we will act as though it succeeded. */ 1762 vport->ct_flags = 0; 1763 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1764 return; 1765 } 1766 1767 static void 1768 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1769 struct lpfc_iocbq *rspiocb) 1770 { 1771 struct lpfc_vport *vport = cmdiocb->vport; 1772 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 1773 1774 if (ulp_status == IOSTAT_SUCCESS) { 1775 struct lpfc_dmabuf *outp; 1776 struct lpfc_sli_ct_request *CTrsp; 1777 1778 outp = cmdiocb->rsp_dmabuf; 1779 CTrsp = (struct lpfc_sli_ct_request *)outp->virt; 1780 if (CTrsp->CommandResponse.bits.CmdRsp == 1781 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1782 vport->ct_flags |= FC_CT_RFF_ID; 1783 } 1784 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1785 return; 1786 } 1787 1788 /* 1789 * Although the symbolic port name is thought to be an integer 1790 * as of January 18, 2016, leave it as a string until more of 1791 * the record state becomes defined. 1792 */ 1793 int 1794 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1795 size_t size) 1796 { 1797 int n; 1798 1799 /* 1800 * Use the lpfc board number as the Symbolic Port 1801 * Name object. NPIV is not in play so this integer 1802 * value is sufficient and unique per FC-ID. 1803 */ 1804 n = scnprintf(symbol, size, "%d", vport->phba->brd_no); 1805 return n; 1806 } 1807 1808 1809 int 1810 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1811 size_t size) 1812 { 1813 char fwrev[FW_REV_STR_SIZE] = {0}; 1814 char tmp[MAXHOSTNAMELEN] = {0}; 1815 1816 memset(symbol, 0, size); 1817 1818 scnprintf(tmp, sizeof(tmp), "Emulex %s", vport->phba->ModelName); 1819 if (strlcat(symbol, tmp, size) >= size) 1820 goto buffer_done; 1821 1822 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1823 scnprintf(tmp, sizeof(tmp), " FV%s", fwrev); 1824 if (strlcat(symbol, tmp, size) >= size) 1825 goto buffer_done; 1826 1827 scnprintf(tmp, sizeof(tmp), " DV%s", lpfc_release_version); 1828 if (strlcat(symbol, tmp, size) >= size) 1829 goto buffer_done; 1830 1831 scnprintf(tmp, sizeof(tmp), " HN:%s", vport->phba->os_host_name); 1832 if (strlcat(symbol, tmp, size) >= size) 1833 goto buffer_done; 1834 1835 /* Note :- OS name is "Linux" */ 1836 scnprintf(tmp, sizeof(tmp), " OS:%s", init_utsname()->sysname); 1837 strlcat(symbol, tmp, size); 1838 1839 buffer_done: 1840 return strnlen(symbol, size); 1841 1842 } 1843 1844 static uint32_t 1845 lpfc_find_map_node(struct lpfc_vport *vport) 1846 { 1847 struct lpfc_nodelist *ndlp, *next_ndlp; 1848 struct Scsi_Host *shost; 1849 uint32_t cnt = 0; 1850 1851 shost = lpfc_shost_from_vport(vport); 1852 spin_lock_irq(shost->host_lock); 1853 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1854 if (ndlp->nlp_type & NLP_FABRIC) 1855 continue; 1856 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1857 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1858 cnt++; 1859 } 1860 spin_unlock_irq(shost->host_lock); 1861 return cnt; 1862 } 1863 1864 /* 1865 * This routine will return the FC4 Type associated with the CT 1866 * GID_FT command. 1867 */ 1868 int 1869 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb) 1870 { 1871 struct lpfc_sli_ct_request *CtReq; 1872 struct lpfc_dmabuf *mp; 1873 uint32_t type; 1874 1875 mp = cmdiocb->cmd_dmabuf; 1876 if (mp == NULL) 1877 return 0; 1878 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 1879 type = (uint32_t)CtReq->un.gid.Fc4Type; 1880 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME)) 1881 return 0; 1882 return type; 1883 } 1884 1885 /* 1886 * lpfc_ns_cmd 1887 * Description: 1888 * Issue Cmd to NameServer 1889 * SLI_CTNS_GID_FT 1890 * LI_CTNS_RFT_ID 1891 */ 1892 int 1893 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1894 uint8_t retry, uint32_t context) 1895 { 1896 struct lpfc_nodelist * ndlp; 1897 struct lpfc_hba *phba = vport->phba; 1898 struct lpfc_dmabuf *mp, *bmp; 1899 struct lpfc_sli_ct_request *CtReq; 1900 struct ulp_bde64 *bpl; 1901 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1902 struct lpfc_iocbq *) = NULL; 1903 uint32_t *ptr; 1904 uint32_t rsp_size = 1024; 1905 size_t size; 1906 int rc = 0; 1907 1908 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1909 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1910 rc=1; 1911 goto ns_cmd_exit; 1912 } 1913 1914 /* fill in BDEs for command */ 1915 /* Allocate buffer for command payload */ 1916 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1917 if (!mp) { 1918 rc=2; 1919 goto ns_cmd_exit; 1920 } 1921 1922 INIT_LIST_HEAD(&mp->list); 1923 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1924 if (!mp->virt) { 1925 rc=3; 1926 goto ns_cmd_free_mp; 1927 } 1928 1929 /* Allocate buffer for Buffer ptr list */ 1930 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1931 if (!bmp) { 1932 rc=4; 1933 goto ns_cmd_free_mpvirt; 1934 } 1935 1936 INIT_LIST_HEAD(&bmp->list); 1937 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1938 if (!bmp->virt) { 1939 rc=5; 1940 goto ns_cmd_free_bmp; 1941 } 1942 1943 /* NameServer Req */ 1944 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1945 "0236 NameServer Req Data: x%x x%x x%x x%x\n", 1946 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt, 1947 context); 1948 1949 bpl = (struct ulp_bde64 *) bmp->virt; 1950 memset(bpl, 0, sizeof(struct ulp_bde64)); 1951 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1952 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1953 bpl->tus.f.bdeFlags = 0; 1954 if (cmdcode == SLI_CTNS_GID_FT) 1955 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1956 else if (cmdcode == SLI_CTNS_GID_PT) 1957 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1958 else if (cmdcode == SLI_CTNS_GFF_ID) 1959 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1960 else if (cmdcode == SLI_CTNS_GFT_ID) 1961 bpl->tus.f.bdeSize = GFT_REQUEST_SZ; 1962 else if (cmdcode == SLI_CTNS_RFT_ID) 1963 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1964 else if (cmdcode == SLI_CTNS_RNN_ID) 1965 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1966 else if (cmdcode == SLI_CTNS_RSPN_ID) 1967 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1968 else if (cmdcode == SLI_CTNS_RSNN_NN) 1969 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1970 else if (cmdcode == SLI_CTNS_DA_ID) 1971 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1972 else if (cmdcode == SLI_CTNS_RFF_ID) 1973 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1974 else 1975 bpl->tus.f.bdeSize = 0; 1976 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1977 1978 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1979 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1980 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1981 CtReq->RevisionId.bits.InId = 0; 1982 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1983 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1984 CtReq->CommandResponse.bits.Size = 0; 1985 switch (cmdcode) { 1986 case SLI_CTNS_GID_FT: 1987 CtReq->CommandResponse.bits.CmdRsp = 1988 cpu_to_be16(SLI_CTNS_GID_FT); 1989 CtReq->un.gid.Fc4Type = context; 1990 1991 if (vport->port_state < LPFC_NS_QRY) 1992 vport->port_state = LPFC_NS_QRY; 1993 lpfc_set_disctmo(vport); 1994 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1995 rsp_size = FC_MAX_NS_RSP; 1996 break; 1997 1998 case SLI_CTNS_GID_PT: 1999 CtReq->CommandResponse.bits.CmdRsp = 2000 cpu_to_be16(SLI_CTNS_GID_PT); 2001 CtReq->un.gid.PortType = context; 2002 2003 if (vport->port_state < LPFC_NS_QRY) 2004 vport->port_state = LPFC_NS_QRY; 2005 lpfc_set_disctmo(vport); 2006 cmpl = lpfc_cmpl_ct_cmd_gid_pt; 2007 rsp_size = FC_MAX_NS_RSP; 2008 break; 2009 2010 case SLI_CTNS_GFF_ID: 2011 CtReq->CommandResponse.bits.CmdRsp = 2012 cpu_to_be16(SLI_CTNS_GFF_ID); 2013 CtReq->un.gff.PortId = cpu_to_be32(context); 2014 cmpl = lpfc_cmpl_ct_cmd_gff_id; 2015 break; 2016 2017 case SLI_CTNS_GFT_ID: 2018 CtReq->CommandResponse.bits.CmdRsp = 2019 cpu_to_be16(SLI_CTNS_GFT_ID); 2020 CtReq->un.gft.PortId = cpu_to_be32(context); 2021 cmpl = lpfc_cmpl_ct_cmd_gft_id; 2022 break; 2023 2024 case SLI_CTNS_RFT_ID: 2025 vport->ct_flags &= ~FC_CT_RFT_ID; 2026 CtReq->CommandResponse.bits.CmdRsp = 2027 cpu_to_be16(SLI_CTNS_RFT_ID); 2028 CtReq->un.rft.port_id = cpu_to_be32(vport->fc_myDID); 2029 2030 /* Register Application Services type if vmid enabled. */ 2031 if (phba->cfg_vmid_app_header) 2032 CtReq->un.rft.app_serv_reg = 2033 cpu_to_be32(RFT_APP_SERV_REG); 2034 2035 /* Register FC4 FCP type if enabled. */ 2036 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 2037 vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP) 2038 CtReq->un.rft.fcp_reg = cpu_to_be32(RFT_FCP_REG); 2039 2040 /* Register NVME type if enabled. */ 2041 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || 2042 vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME) 2043 CtReq->un.rft.nvme_reg = cpu_to_be32(RFT_NVME_REG); 2044 2045 ptr = (uint32_t *)CtReq; 2046 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2047 "6433 Issue RFT (%s %s %s): %08x %08x %08x " 2048 "%08x %08x %08x %08x %08x\n", 2049 CtReq->un.rft.fcp_reg ? "FCP" : " ", 2050 CtReq->un.rft.nvme_reg ? "NVME" : " ", 2051 CtReq->un.rft.app_serv_reg ? "APPS" : " ", 2052 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 2053 *(ptr + 4), *(ptr + 5), 2054 *(ptr + 6), *(ptr + 7)); 2055 cmpl = lpfc_cmpl_ct_cmd_rft_id; 2056 break; 2057 2058 case SLI_CTNS_RNN_ID: 2059 vport->ct_flags &= ~FC_CT_RNN_ID; 2060 CtReq->CommandResponse.bits.CmdRsp = 2061 cpu_to_be16(SLI_CTNS_RNN_ID); 2062 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 2063 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 2064 sizeof(struct lpfc_name)); 2065 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 2066 break; 2067 2068 case SLI_CTNS_RSPN_ID: 2069 vport->ct_flags &= ~FC_CT_RSPN_ID; 2070 CtReq->CommandResponse.bits.CmdRsp = 2071 cpu_to_be16(SLI_CTNS_RSPN_ID); 2072 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 2073 size = sizeof(CtReq->un.rspn.symbname); 2074 CtReq->un.rspn.len = 2075 lpfc_vport_symbolic_port_name(vport, 2076 CtReq->un.rspn.symbname, size); 2077 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 2078 break; 2079 case SLI_CTNS_RSNN_NN: 2080 vport->ct_flags &= ~FC_CT_RSNN_NN; 2081 CtReq->CommandResponse.bits.CmdRsp = 2082 cpu_to_be16(SLI_CTNS_RSNN_NN); 2083 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 2084 sizeof(struct lpfc_name)); 2085 size = sizeof(CtReq->un.rsnn.symbname); 2086 CtReq->un.rsnn.len = 2087 lpfc_vport_symbolic_node_name(vport, 2088 CtReq->un.rsnn.symbname, size); 2089 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 2090 break; 2091 case SLI_CTNS_DA_ID: 2092 /* Implement DA_ID Nameserver request */ 2093 CtReq->CommandResponse.bits.CmdRsp = 2094 cpu_to_be16(SLI_CTNS_DA_ID); 2095 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 2096 cmpl = lpfc_cmpl_ct_cmd_da_id; 2097 break; 2098 case SLI_CTNS_RFF_ID: 2099 vport->ct_flags &= ~FC_CT_RFF_ID; 2100 CtReq->CommandResponse.bits.CmdRsp = 2101 cpu_to_be16(SLI_CTNS_RFF_ID); 2102 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 2103 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 2104 2105 /* The driver always supports FC_TYPE_FCP. However, the 2106 * caller can specify NVME (type x28) as well. But only 2107 * these that FC4 type is supported. 2108 */ 2109 if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 2110 (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) && 2111 (context == FC_TYPE_NVME)) { 2112 if ((vport == phba->pport) && phba->nvmet_support) { 2113 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET | 2114 FC4_FEATURE_NVME_DISC); 2115 lpfc_nvmet_update_targetport(phba); 2116 } else { 2117 lpfc_nvme_update_localport(vport); 2118 } 2119 CtReq->un.rff.type_code = context; 2120 2121 } else if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || 2122 (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) && 2123 (context == FC_TYPE_FCP)) 2124 CtReq->un.rff.type_code = context; 2125 2126 else 2127 goto ns_cmd_free_bmpvirt; 2128 2129 ptr = (uint32_t *)CtReq; 2130 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2131 "6434 Issue RFF (%s): %08x %08x %08x %08x " 2132 "%08x %08x %08x %08x\n", 2133 (context == FC_TYPE_NVME) ? "NVME" : "FCP", 2134 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3), 2135 *(ptr + 4), *(ptr + 5), 2136 *(ptr + 6), *(ptr + 7)); 2137 cmpl = lpfc_cmpl_ct_cmd_rff_id; 2138 break; 2139 } 2140 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 2141 * to hold ndlp reference for the corresponding callback function. 2142 */ 2143 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 2144 /* On success, The cmpl function will free the buffers */ 2145 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 2146 "Issue CT cmd: cmd:x%x did:x%x", 2147 cmdcode, ndlp->nlp_DID, 0); 2148 return 0; 2149 } 2150 rc=6; 2151 2152 ns_cmd_free_bmpvirt: 2153 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 2154 ns_cmd_free_bmp: 2155 kfree(bmp); 2156 ns_cmd_free_mpvirt: 2157 lpfc_mbuf_free(phba, mp->virt, mp->phys); 2158 ns_cmd_free_mp: 2159 kfree(mp); 2160 ns_cmd_exit: 2161 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, 2162 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 2163 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 2164 return 1; 2165 } 2166 2167 /** 2168 * lpfc_fdmi_rprt_defer - Check for any deferred FDMI RPRT commands 2169 * @phba: Pointer to HBA context object. 2170 * @mask: Initial port attributes mask 2171 * 2172 * This function checks to see if any vports have deferred their FDMI RPRT. 2173 * A vports RPRT may be deferred if it is issued before the primary ports 2174 * RHBA completes. 2175 */ 2176 static void 2177 lpfc_fdmi_rprt_defer(struct lpfc_hba *phba, uint32_t mask) 2178 { 2179 struct lpfc_vport **vports; 2180 struct lpfc_vport *vport; 2181 struct lpfc_nodelist *ndlp; 2182 int i; 2183 2184 phba->hba_flag |= HBA_RHBA_CMPL; 2185 vports = lpfc_create_vport_work_array(phba); 2186 if (vports) { 2187 for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) { 2188 vport = vports[i]; 2189 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2190 if (!ndlp) 2191 continue; 2192 if (vport->ct_flags & FC_CT_RPRT_DEFER) { 2193 vport->ct_flags &= ~FC_CT_RPRT_DEFER; 2194 vport->fdmi_port_mask = mask; 2195 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2196 } 2197 } 2198 } 2199 lpfc_destroy_vport_work_array(phba, vports); 2200 } 2201 2202 /** 2203 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 2204 * @phba: Pointer to HBA context object. 2205 * @cmdiocb: Pointer to the command IOCBQ. 2206 * @rspiocb: Pointer to the response IOCBQ. 2207 * 2208 * This function to handle the completion of a driver initiated FDMI 2209 * CT command issued during discovery. 2210 */ 2211 static void 2212 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 2213 struct lpfc_iocbq *rspiocb) 2214 { 2215 struct lpfc_vport *vport = cmdiocb->vport; 2216 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 2217 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 2218 struct lpfc_sli_ct_request *CTcmd = inp->virt; 2219 struct lpfc_sli_ct_request *CTrsp = outp->virt; 2220 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 2221 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 2222 struct lpfc_nodelist *ndlp, *free_ndlp = NULL; 2223 uint32_t latt, cmd, err; 2224 u32 ulp_status = get_job_ulpstatus(phba, rspiocb); 2225 u32 ulp_word4 = get_job_word4(phba, rspiocb); 2226 2227 latt = lpfc_els_chk_latt(vport); 2228 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 2229 "FDMI cmpl: status:x%x/x%x latt:%d", 2230 ulp_status, ulp_word4, latt); 2231 2232 if (latt || ulp_status) { 2233 2234 /* Look for a retryable error */ 2235 if (ulp_status == IOSTAT_LOCAL_REJECT) { 2236 switch ((ulp_word4 & IOERR_PARAM_MASK)) { 2237 case IOERR_SLI_ABORTED: 2238 case IOERR_SLI_DOWN: 2239 /* Driver aborted this IO. No retry as error 2240 * is likely Offline->Online or some adapter 2241 * error. Recovery will try again. 2242 */ 2243 break; 2244 case IOERR_ABORT_IN_PROGRESS: 2245 case IOERR_SEQUENCE_TIMEOUT: 2246 case IOERR_ILLEGAL_FRAME: 2247 case IOERR_NO_RESOURCES: 2248 case IOERR_ILLEGAL_COMMAND: 2249 cmdiocb->retry++; 2250 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 2251 break; 2252 2253 /* Retry the same FDMI command */ 2254 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 2255 cmdiocb, 0); 2256 if (err == IOCB_ERROR) 2257 break; 2258 return; 2259 default: 2260 break; 2261 } 2262 } 2263 2264 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2265 "0229 FDMI cmd %04x failed, latt = %d " 2266 "ulp_status: x%x, rid x%x\n", 2267 be16_to_cpu(fdmi_cmd), latt, ulp_status, 2268 ulp_word4); 2269 } 2270 2271 free_ndlp = cmdiocb->ndlp; 2272 lpfc_ct_free_iocb(phba, cmdiocb); 2273 lpfc_nlp_put(free_ndlp); 2274 2275 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2276 if (!ndlp) 2277 return; 2278 2279 /* Check for a CT LS_RJT response */ 2280 cmd = be16_to_cpu(fdmi_cmd); 2281 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) { 2282 /* FDMI rsp failed */ 2283 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY | LOG_ELS, 2284 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd); 2285 2286 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 2287 switch (cmd) { 2288 case SLI_MGMT_RHBA: 2289 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 2290 /* Fallback to FDMI-1 for HBA attributes */ 2291 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 2292 2293 /* If HBA attributes are FDMI1, so should 2294 * port attributes be for consistency. 2295 */ 2296 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2297 /* Start over */ 2298 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2299 } 2300 return; 2301 2302 case SLI_MGMT_RPRT: 2303 if (vport->port_type != LPFC_PHYSICAL_PORT) { 2304 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2305 if (!ndlp) 2306 return; 2307 } 2308 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 2309 /* Fallback to FDMI-1 */ 2310 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2311 /* Start over */ 2312 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2313 return; 2314 } 2315 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 2316 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 2317 /* Retry the same command */ 2318 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2319 } 2320 return; 2321 2322 case SLI_MGMT_RPA: 2323 /* No retry on Vendor, RPA only done on physical port */ 2324 if (phba->link_flag & LS_CT_VEN_RPA) { 2325 phba->link_flag &= ~LS_CT_VEN_RPA; 2326 if (phba->cmf_active_mode == LPFC_CFG_OFF) 2327 return; 2328 lpfc_printf_log(phba, KERN_WARNING, 2329 LOG_DISCOVERY | LOG_ELS, 2330 "6460 VEN FDMI RPA RJT\n"); 2331 return; 2332 } 2333 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 2334 /* Fallback to FDMI-1 */ 2335 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 2336 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 2337 /* Start over */ 2338 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2339 return; 2340 } 2341 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 2342 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 2343 /* Retry the same command */ 2344 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 2345 } 2346 return; 2347 } 2348 } 2349 2350 /* 2351 * On success, need to cycle thru FDMI registration for discovery 2352 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2353 * DPRT -> RPRT (vports) 2354 */ 2355 switch (cmd) { 2356 case SLI_MGMT_RHBA: 2357 /* Check for any RPRTs deferred till after RHBA completes */ 2358 lpfc_fdmi_rprt_defer(phba, vport->fdmi_port_mask); 2359 2360 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 2361 break; 2362 2363 case SLI_MGMT_DHBA: 2364 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2365 break; 2366 2367 case SLI_MGMT_DPRT: 2368 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2369 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 2370 } else { 2371 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2372 if (!ndlp) 2373 return; 2374 2375 /* Only issue a RPRT for the vport if the RHBA 2376 * for the physical port completes successfully. 2377 * We may have to defer the RPRT accordingly. 2378 */ 2379 if (phba->hba_flag & HBA_RHBA_CMPL) { 2380 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 2381 } else { 2382 lpfc_printf_vlog(vport, KERN_INFO, 2383 LOG_DISCOVERY, 2384 "6078 RPRT deferred\n"); 2385 vport->ct_flags |= FC_CT_RPRT_DEFER; 2386 } 2387 } 2388 break; 2389 case SLI_MGMT_RPA: 2390 if (vport->port_type == LPFC_PHYSICAL_PORT && 2391 phba->sli4_hba.pc_sli4_params.mi_ver) { 2392 /* mi is only for the phyical port, no vports */ 2393 if (phba->link_flag & LS_CT_VEN_RPA) { 2394 lpfc_printf_vlog(vport, KERN_INFO, 2395 LOG_DISCOVERY | LOG_ELS | 2396 LOG_CGN_MGMT, 2397 "6449 VEN RPA FDMI Success\n"); 2398 phba->link_flag &= ~LS_CT_VEN_RPA; 2399 break; 2400 } 2401 2402 lpfc_printf_log(phba, KERN_INFO, 2403 LOG_DISCOVERY | LOG_CGN_MGMT, 2404 "6210 Issue Vendor MI FDMI %x\n", 2405 phba->sli4_hba.pc_sli4_params.mi_ver); 2406 2407 /* CGN is only for the physical port, no vports */ 2408 if (lpfc_fdmi_cmd(vport, ndlp, cmd, 2409 LPFC_FDMI_VENDOR_ATTR_mi) == 0) 2410 phba->link_flag |= LS_CT_VEN_RPA; 2411 lpfc_printf_log(phba, KERN_INFO, 2412 LOG_DISCOVERY | LOG_ELS, 2413 "6458 Send MI FDMI:%x Flag x%x\n", 2414 phba->sli4_hba.pc_sli4_params.mi_ver, 2415 phba->link_flag); 2416 } else { 2417 lpfc_printf_log(phba, KERN_INFO, 2418 LOG_DISCOVERY | LOG_ELS, 2419 "6459 No FDMI VEN MI support - " 2420 "RPA Success\n"); 2421 } 2422 break; 2423 } 2424 return; 2425 } 2426 2427 2428 /** 2429 * lpfc_fdmi_change_check - Check for changed FDMI parameters 2430 * @vport: pointer to a host virtual N_Port data structure. 2431 * 2432 * Check how many mapped NPorts we are connected to 2433 * Check if our hostname changed 2434 * Called from hbeat timeout routine to check if any FDMI parameters 2435 * changed. If so, re-register those Attributes. 2436 */ 2437 void 2438 lpfc_fdmi_change_check(struct lpfc_vport *vport) 2439 { 2440 struct lpfc_hba *phba = vport->phba; 2441 struct lpfc_nodelist *ndlp; 2442 uint16_t cnt; 2443 2444 if (!lpfc_is_link_up(phba)) 2445 return; 2446 2447 /* Must be connected to a Fabric */ 2448 if (!(vport->fc_flag & FC_FABRIC)) 2449 return; 2450 2451 ndlp = lpfc_findnode_did(vport, FDMI_DID); 2452 if (!ndlp) 2453 return; 2454 2455 /* Check if system hostname changed */ 2456 if (strcmp(phba->os_host_name, init_utsname()->nodename)) { 2457 memset(phba->os_host_name, 0, sizeof(phba->os_host_name)); 2458 scnprintf(phba->os_host_name, sizeof(phba->os_host_name), "%s", 2459 init_utsname()->nodename); 2460 lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0); 2461 2462 /* Since this effects multiple HBA and PORT attributes, we need 2463 * de-register and go thru the whole FDMI registration cycle. 2464 * DHBA -> DPRT -> RHBA -> RPA (physical port) 2465 * DPRT -> RPRT (vports) 2466 */ 2467 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2468 /* For extra Vendor RPA */ 2469 phba->link_flag &= ~LS_CT_VEN_RPA; 2470 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 2471 } else { 2472 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2473 if (!ndlp) 2474 return; 2475 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 2476 } 2477 2478 /* Since this code path registers all the port attributes 2479 * we can just return without further checking. 2480 */ 2481 return; 2482 } 2483 2484 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 2485 return; 2486 2487 /* Check if the number of mapped NPorts changed */ 2488 cnt = lpfc_find_map_node(vport); 2489 if (cnt == vport->fdmi_num_disc) 2490 return; 2491 2492 if (vport->port_type == LPFC_PHYSICAL_PORT) { 2493 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 2494 LPFC_FDMI_PORT_ATTR_num_disc); 2495 } else { 2496 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 2497 if (!ndlp) 2498 return; 2499 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 2500 LPFC_FDMI_PORT_ATTR_num_disc); 2501 } 2502 } 2503 2504 static inline int 2505 lpfc_fdmi_set_attr_u32(void *attr, uint16_t attrtype, uint32_t attrval) 2506 { 2507 struct lpfc_fdmi_attr_u32 *ae = attr; 2508 int size = sizeof(*ae); 2509 2510 ae->type = cpu_to_be16(attrtype); 2511 ae->len = cpu_to_be16(size); 2512 ae->value_u32 = cpu_to_be32(attrval); 2513 2514 return size; 2515 } 2516 2517 static inline int 2518 lpfc_fdmi_set_attr_wwn(void *attr, uint16_t attrtype, struct lpfc_name *wwn) 2519 { 2520 struct lpfc_fdmi_attr_wwn *ae = attr; 2521 int size = sizeof(*ae); 2522 2523 ae->type = cpu_to_be16(attrtype); 2524 ae->len = cpu_to_be16(size); 2525 /* WWN's assumed to be bytestreams - Big Endian presentation */ 2526 memcpy(ae->name, wwn, 2527 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2528 2529 return size; 2530 } 2531 2532 static inline int 2533 lpfc_fdmi_set_attr_fullwwn(void *attr, uint16_t attrtype, 2534 struct lpfc_name *wwnn, struct lpfc_name *wwpn) 2535 { 2536 struct lpfc_fdmi_attr_fullwwn *ae = attr; 2537 u8 *nname = ae->nname; 2538 u8 *pname = ae->pname; 2539 int size = sizeof(*ae); 2540 2541 ae->type = cpu_to_be16(attrtype); 2542 ae->len = cpu_to_be16(size); 2543 /* WWN's assumed to be bytestreams - Big Endian presentation */ 2544 memcpy(nname, wwnn, 2545 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2546 memcpy(pname, wwpn, 2547 min_t(size_t, sizeof(struct lpfc_name), sizeof(__be64))); 2548 2549 return size; 2550 } 2551 2552 static inline int 2553 lpfc_fdmi_set_attr_string(void *attr, uint16_t attrtype, char *attrstring) 2554 { 2555 struct lpfc_fdmi_attr_string *ae = attr; 2556 int len, size; 2557 2558 /* 2559 * We are trusting the caller that if a fdmi string field 2560 * is capped at 64 bytes, the caller passes in a string of 2561 * 64 bytes or less. 2562 */ 2563 2564 strncpy(ae->value_string, attrstring, sizeof(ae->value_string)); 2565 len = strnlen(ae->value_string, sizeof(ae->value_string)); 2566 /* round string length to a 32bit boundary. Ensure there's a NULL */ 2567 len += (len & 3) ? (4 - (len & 3)) : 4; 2568 /* size is Type/Len (4 bytes) plus string length */ 2569 size = FOURBYTES + len; 2570 2571 ae->type = cpu_to_be16(attrtype); 2572 ae->len = cpu_to_be16(size); 2573 2574 return size; 2575 } 2576 2577 /* Bitfields for FC4 Types that can be reported */ 2578 #define ATTR_FC4_CT 0x00000001 2579 #define ATTR_FC4_FCP 0x00000002 2580 #define ATTR_FC4_NVME 0x00000004 2581 2582 static inline int 2583 lpfc_fdmi_set_attr_fc4types(void *attr, uint16_t attrtype, uint32_t typemask) 2584 { 2585 struct lpfc_fdmi_attr_fc4types *ae = attr; 2586 int size = sizeof(*ae); 2587 2588 ae->type = cpu_to_be16(attrtype); 2589 ae->len = cpu_to_be16(size); 2590 2591 if (typemask & ATTR_FC4_FCP) 2592 ae->value_types[2] = 0x01; /* Type 0x8 - FCP */ 2593 2594 if (typemask & ATTR_FC4_CT) 2595 ae->value_types[7] = 0x01; /* Type 0x20 - CT */ 2596 2597 if (typemask & ATTR_FC4_NVME) 2598 ae->value_types[6] = 0x01; /* Type 0x28 - NVME */ 2599 2600 return size; 2601 } 2602 2603 /* Routines for all individual HBA attributes */ 2604 static int 2605 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, void *attr) 2606 { 2607 return lpfc_fdmi_set_attr_wwn(attr, RHBA_NODENAME, 2608 &vport->fc_sparam.nodeName); 2609 } 2610 2611 static int 2612 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, void *attr) 2613 { 2614 /* This string MUST be consistent with other FC platforms 2615 * supported by Broadcom. 2616 */ 2617 return lpfc_fdmi_set_attr_string(attr, RHBA_MANUFACTURER, 2618 "Emulex Corporation"); 2619 } 2620 2621 static int 2622 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, void *attr) 2623 { 2624 struct lpfc_hba *phba = vport->phba; 2625 2626 return lpfc_fdmi_set_attr_string(attr, RHBA_SERIAL_NUMBER, 2627 phba->SerialNumber); 2628 } 2629 2630 static int 2631 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, void *attr) 2632 { 2633 struct lpfc_hba *phba = vport->phba; 2634 2635 return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL, 2636 phba->ModelName); 2637 } 2638 2639 static int 2640 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, void *attr) 2641 { 2642 struct lpfc_hba *phba = vport->phba; 2643 2644 return lpfc_fdmi_set_attr_string(attr, RHBA_MODEL_DESCRIPTION, 2645 phba->ModelDesc); 2646 } 2647 2648 static int 2649 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, void *attr) 2650 { 2651 struct lpfc_hba *phba = vport->phba; 2652 lpfc_vpd_t *vp = &phba->vpd; 2653 char buf[16] = { 0 }; 2654 2655 snprintf(buf, sizeof(buf), "%08x", vp->rev.biuRev); 2656 2657 return lpfc_fdmi_set_attr_string(attr, RHBA_HARDWARE_VERSION, buf); 2658 } 2659 2660 static int 2661 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, void *attr) 2662 { 2663 return lpfc_fdmi_set_attr_string(attr, RHBA_DRIVER_VERSION, 2664 lpfc_release_version); 2665 } 2666 2667 static int 2668 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, void *attr) 2669 { 2670 struct lpfc_hba *phba = vport->phba; 2671 char buf[64] = { 0 }; 2672 2673 if (phba->sli_rev == LPFC_SLI_REV4) { 2674 lpfc_decode_firmware_rev(phba, buf, 1); 2675 2676 return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, 2677 buf); 2678 } 2679 2680 return lpfc_fdmi_set_attr_string(attr, RHBA_OPTION_ROM_VERSION, 2681 phba->OptionROMVersion); 2682 } 2683 2684 static int 2685 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, void *attr) 2686 { 2687 struct lpfc_hba *phba = vport->phba; 2688 char buf[64] = { 0 }; 2689 2690 lpfc_decode_firmware_rev(phba, buf, 1); 2691 2692 return lpfc_fdmi_set_attr_string(attr, RHBA_FIRMWARE_VERSION, buf); 2693 } 2694 2695 static int 2696 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, void *attr) 2697 { 2698 char buf[256] = { 0 }; 2699 2700 snprintf(buf, sizeof(buf), "%s %s %s", 2701 init_utsname()->sysname, 2702 init_utsname()->release, 2703 init_utsname()->version); 2704 2705 return lpfc_fdmi_set_attr_string(attr, RHBA_OS_NAME_VERSION, buf); 2706 } 2707 2708 static int 2709 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, void *attr) 2710 { 2711 return lpfc_fdmi_set_attr_u32(attr, RHBA_MAX_CT_PAYLOAD_LEN, 2712 LPFC_MAX_CT_SIZE); 2713 } 2714 2715 static int 2716 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, void *attr) 2717 { 2718 char buf[256] = { 0 }; 2719 2720 lpfc_vport_symbolic_node_name(vport, buf, sizeof(buf)); 2721 2722 return lpfc_fdmi_set_attr_string(attr, RHBA_SYM_NODENAME, buf); 2723 } 2724 2725 static int 2726 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, void *attr) 2727 { 2728 return lpfc_fdmi_set_attr_u32(attr, RHBA_VENDOR_INFO, 0); 2729 } 2730 2731 static int 2732 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, void *attr) 2733 { 2734 /* Each driver instance corresponds to a single port */ 2735 return lpfc_fdmi_set_attr_u32(attr, RHBA_NUM_PORTS, 1); 2736 } 2737 2738 static int 2739 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, void *attr) 2740 { 2741 return lpfc_fdmi_set_attr_wwn(attr, RHBA_FABRIC_WWNN, 2742 &vport->fabric_nodename); 2743 } 2744 2745 static int 2746 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, void *attr) 2747 { 2748 struct lpfc_hba *phba = vport->phba; 2749 2750 return lpfc_fdmi_set_attr_string(attr, RHBA_BIOS_VERSION, 2751 phba->BIOSVersion); 2752 } 2753 2754 static int 2755 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, void *attr) 2756 { 2757 /* Driver doesn't have access to this information */ 2758 return lpfc_fdmi_set_attr_u32(attr, RHBA_BIOS_STATE, 0); 2759 } 2760 2761 static int 2762 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, void *attr) 2763 { 2764 return lpfc_fdmi_set_attr_string(attr, RHBA_VENDOR_ID, "EMULEX"); 2765 } 2766 2767 /* 2768 * Routines for all individual PORT attributes 2769 */ 2770 2771 static int 2772 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, void *attr) 2773 { 2774 struct lpfc_hba *phba = vport->phba; 2775 u32 fc4types; 2776 2777 fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); 2778 2779 /* Check to see if Firmware supports NVME and on physical port */ 2780 if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) && 2781 phba->sli4_hba.pc_sli4_params.nvme) 2782 fc4types |= ATTR_FC4_NVME; 2783 2784 return lpfc_fdmi_set_attr_fc4types(attr, RPRT_SUPPORTED_FC4_TYPES, 2785 fc4types); 2786 } 2787 2788 static int 2789 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, void *attr) 2790 { 2791 struct lpfc_hba *phba = vport->phba; 2792 u32 speeds = 0; 2793 u32 tcfg; 2794 u8 i, cnt; 2795 2796 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2797 cnt = 0; 2798 if (phba->sli_rev == LPFC_SLI_REV4) { 2799 tcfg = phba->sli4_hba.conf_trunk; 2800 for (i = 0; i < 4; i++, tcfg >>= 1) 2801 if (tcfg & 1) 2802 cnt++; 2803 } 2804 2805 if (cnt > 2) { /* 4 lane trunk group */ 2806 if (phba->lmt & LMT_64Gb) 2807 speeds |= HBA_PORTSPEED_256GFC; 2808 if (phba->lmt & LMT_32Gb) 2809 speeds |= HBA_PORTSPEED_128GFC; 2810 if (phba->lmt & LMT_16Gb) 2811 speeds |= HBA_PORTSPEED_64GFC; 2812 } else if (cnt) { /* 2 lane trunk group */ 2813 if (phba->lmt & LMT_128Gb) 2814 speeds |= HBA_PORTSPEED_256GFC; 2815 if (phba->lmt & LMT_64Gb) 2816 speeds |= HBA_PORTSPEED_128GFC; 2817 if (phba->lmt & LMT_32Gb) 2818 speeds |= HBA_PORTSPEED_64GFC; 2819 if (phba->lmt & LMT_16Gb) 2820 speeds |= HBA_PORTSPEED_32GFC; 2821 } else { 2822 if (phba->lmt & LMT_256Gb) 2823 speeds |= HBA_PORTSPEED_256GFC; 2824 if (phba->lmt & LMT_128Gb) 2825 speeds |= HBA_PORTSPEED_128GFC; 2826 if (phba->lmt & LMT_64Gb) 2827 speeds |= HBA_PORTSPEED_64GFC; 2828 if (phba->lmt & LMT_32Gb) 2829 speeds |= HBA_PORTSPEED_32GFC; 2830 if (phba->lmt & LMT_16Gb) 2831 speeds |= HBA_PORTSPEED_16GFC; 2832 if (phba->lmt & LMT_10Gb) 2833 speeds |= HBA_PORTSPEED_10GFC; 2834 if (phba->lmt & LMT_8Gb) 2835 speeds |= HBA_PORTSPEED_8GFC; 2836 if (phba->lmt & LMT_4Gb) 2837 speeds |= HBA_PORTSPEED_4GFC; 2838 if (phba->lmt & LMT_2Gb) 2839 speeds |= HBA_PORTSPEED_2GFC; 2840 if (phba->lmt & LMT_1Gb) 2841 speeds |= HBA_PORTSPEED_1GFC; 2842 } 2843 } else { 2844 /* FCoE links support only one speed */ 2845 switch (phba->fc_linkspeed) { 2846 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2847 speeds = HBA_PORTSPEED_10GE; 2848 break; 2849 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2850 speeds = HBA_PORTSPEED_25GE; 2851 break; 2852 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2853 speeds = HBA_PORTSPEED_40GE; 2854 break; 2855 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2856 speeds = HBA_PORTSPEED_100GE; 2857 break; 2858 } 2859 } 2860 2861 return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_SPEED, speeds); 2862 } 2863 2864 static int 2865 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, void *attr) 2866 { 2867 struct lpfc_hba *phba = vport->phba; 2868 u32 speeds = 0; 2869 2870 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 2871 switch (phba->fc_linkspeed) { 2872 case LPFC_LINK_SPEED_1GHZ: 2873 speeds = HBA_PORTSPEED_1GFC; 2874 break; 2875 case LPFC_LINK_SPEED_2GHZ: 2876 speeds = HBA_PORTSPEED_2GFC; 2877 break; 2878 case LPFC_LINK_SPEED_4GHZ: 2879 speeds = HBA_PORTSPEED_4GFC; 2880 break; 2881 case LPFC_LINK_SPEED_8GHZ: 2882 speeds = HBA_PORTSPEED_8GFC; 2883 break; 2884 case LPFC_LINK_SPEED_10GHZ: 2885 speeds = HBA_PORTSPEED_10GFC; 2886 break; 2887 case LPFC_LINK_SPEED_16GHZ: 2888 speeds = HBA_PORTSPEED_16GFC; 2889 break; 2890 case LPFC_LINK_SPEED_32GHZ: 2891 speeds = HBA_PORTSPEED_32GFC; 2892 break; 2893 case LPFC_LINK_SPEED_64GHZ: 2894 speeds = HBA_PORTSPEED_64GFC; 2895 break; 2896 case LPFC_LINK_SPEED_128GHZ: 2897 speeds = HBA_PORTSPEED_128GFC; 2898 break; 2899 case LPFC_LINK_SPEED_256GHZ: 2900 speeds = HBA_PORTSPEED_256GFC; 2901 break; 2902 default: 2903 speeds = HBA_PORTSPEED_UNKNOWN; 2904 break; 2905 } 2906 } else { 2907 switch (phba->fc_linkspeed) { 2908 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2909 speeds = HBA_PORTSPEED_10GE; 2910 break; 2911 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2912 speeds = HBA_PORTSPEED_25GE; 2913 break; 2914 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2915 speeds = HBA_PORTSPEED_40GE; 2916 break; 2917 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2918 speeds = HBA_PORTSPEED_100GE; 2919 break; 2920 default: 2921 speeds = HBA_PORTSPEED_UNKNOWN; 2922 break; 2923 } 2924 } 2925 2926 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_SPEED, speeds); 2927 } 2928 2929 static int 2930 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, void *attr) 2931 { 2932 struct serv_parm *hsp = (struct serv_parm *)&vport->fc_sparam; 2933 2934 return lpfc_fdmi_set_attr_u32(attr, RPRT_MAX_FRAME_SIZE, 2935 (((uint32_t)hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) | 2936 (uint32_t)hsp->cmn.bbRcvSizeLsb); 2937 } 2938 2939 static int 2940 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, void *attr) 2941 { 2942 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2943 char buf[64] = { 0 }; 2944 2945 snprintf(buf, sizeof(buf), "/sys/class/scsi_host/host%d", 2946 shost->host_no); 2947 2948 return lpfc_fdmi_set_attr_string(attr, RPRT_OS_DEVICE_NAME, buf); 2949 } 2950 2951 static int 2952 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, void *attr) 2953 { 2954 char buf[64] = { 0 }; 2955 2956 scnprintf(buf, sizeof(buf), "%s", vport->phba->os_host_name); 2957 2958 return lpfc_fdmi_set_attr_string(attr, RPRT_HOST_NAME, buf); 2959 } 2960 2961 static int 2962 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, void *attr) 2963 { 2964 return lpfc_fdmi_set_attr_wwn(attr, RPRT_NODENAME, 2965 &vport->fc_sparam.nodeName); 2966 } 2967 2968 static int 2969 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, void *attr) 2970 { 2971 return lpfc_fdmi_set_attr_wwn(attr, RPRT_PORTNAME, 2972 &vport->fc_sparam.portName); 2973 } 2974 2975 static int 2976 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, void *attr) 2977 { 2978 char buf[256] = { 0 }; 2979 2980 lpfc_vport_symbolic_port_name(vport, buf, sizeof(buf)); 2981 2982 return lpfc_fdmi_set_attr_string(attr, RPRT_SYM_PORTNAME, buf); 2983 } 2984 2985 static int 2986 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, void *attr) 2987 { 2988 struct lpfc_hba *phba = vport->phba; 2989 2990 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_TYPE, 2991 (phba->fc_topology == LPFC_TOPOLOGY_LOOP) ? 2992 LPFC_FDMI_PORTTYPE_NLPORT : 2993 LPFC_FDMI_PORTTYPE_NPORT); 2994 } 2995 2996 static int 2997 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, void *attr) 2998 { 2999 return lpfc_fdmi_set_attr_u32(attr, RPRT_SUPPORTED_CLASS, 3000 FC_COS_CLASS2 | FC_COS_CLASS3); 3001 } 3002 3003 static int 3004 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, void *attr) 3005 { 3006 return lpfc_fdmi_set_attr_wwn(attr, RPRT_FABRICNAME, 3007 &vport->fabric_portname); 3008 } 3009 3010 static int 3011 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, void *attr) 3012 { 3013 struct lpfc_hba *phba = vport->phba; 3014 u32 fc4types; 3015 3016 fc4types = (ATTR_FC4_CT | ATTR_FC4_FCP); 3017 3018 /* Check to see if NVME is configured or not */ 3019 if (vport == phba->pport && 3020 phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME) 3021 fc4types |= ATTR_FC4_NVME; 3022 3023 return lpfc_fdmi_set_attr_fc4types(attr, RPRT_ACTIVE_FC4_TYPES, 3024 fc4types); 3025 } 3026 3027 static int 3028 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, void *attr) 3029 { 3030 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_STATE, 3031 LPFC_FDMI_PORTSTATE_ONLINE); 3032 } 3033 3034 static int 3035 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, void *attr) 3036 { 3037 vport->fdmi_num_disc = lpfc_find_map_node(vport); 3038 3039 return lpfc_fdmi_set_attr_u32(attr, RPRT_DISC_PORT, 3040 vport->fdmi_num_disc); 3041 } 3042 3043 static int 3044 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, void *attr) 3045 { 3046 return lpfc_fdmi_set_attr_u32(attr, RPRT_PORT_ID, vport->fc_myDID); 3047 } 3048 3049 static int 3050 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, void *attr) 3051 { 3052 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_SERVICE, 3053 "Smart SAN Initiator"); 3054 } 3055 3056 static int 3057 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, void *attr) 3058 { 3059 return lpfc_fdmi_set_attr_fullwwn(attr, RPRT_SMART_GUID, 3060 &vport->fc_sparam.nodeName, 3061 &vport->fc_sparam.portName); 3062 } 3063 3064 static int 3065 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, void *attr) 3066 { 3067 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_VERSION, 3068 "Smart SAN Version 2.0"); 3069 } 3070 3071 static int 3072 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, void *attr) 3073 { 3074 struct lpfc_hba *phba = vport->phba; 3075 3076 return lpfc_fdmi_set_attr_string(attr, RPRT_SMART_MODEL, 3077 phba->ModelName); 3078 } 3079 3080 static int 3081 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, void *attr) 3082 { 3083 /* SRIOV (type 3) is not supported */ 3084 3085 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_PORT_INFO, 3086 (vport->vpi) ? 2 /* NPIV */ : 1 /* Physical */); 3087 } 3088 3089 static int 3090 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, void *attr) 3091 { 3092 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_QOS, 0); 3093 } 3094 3095 static int 3096 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, void *attr) 3097 { 3098 return lpfc_fdmi_set_attr_u32(attr, RPRT_SMART_SECURITY, 1); 3099 } 3100 3101 static int 3102 lpfc_fdmi_vendor_attr_mi(struct lpfc_vport *vport, void *attr) 3103 { 3104 struct lpfc_hba *phba = vport->phba; 3105 char buf[32] = { 0 }; 3106 3107 sprintf(buf, "ELXE2EM:%04d", phba->sli4_hba.pc_sli4_params.mi_ver); 3108 3109 return lpfc_fdmi_set_attr_string(attr, RPRT_VENDOR_MI, buf); 3110 } 3111 3112 /* RHBA attribute jump table */ 3113 int (*lpfc_fdmi_hba_action[]) 3114 (struct lpfc_vport *vport, void *attrbuf) = { 3115 /* Action routine Mask bit Attribute type */ 3116 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 3117 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 3118 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 3119 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 3120 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 3121 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 3122 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 3123 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 3124 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 3125 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 3126 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 3127 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 3128 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 3129 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 3130 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 3131 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 3132 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 3133 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 3134 }; 3135 3136 /* RPA / RPRT attribute jump table */ 3137 int (*lpfc_fdmi_port_action[]) 3138 (struct lpfc_vport *vport, void *attrbuf) = { 3139 /* Action routine Mask bit Attribute type */ 3140 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 3141 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 3142 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 3143 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 3144 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 3145 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 3146 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 3147 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 3148 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 3149 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 3150 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 3151 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 3152 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 3153 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 3154 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 3155 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 3156 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 3157 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 3158 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 3159 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 3160 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 3161 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 3162 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 3163 lpfc_fdmi_vendor_attr_mi, /* bit23 RPRT_VENDOR_MI */ 3164 }; 3165 3166 /** 3167 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 3168 * @vport: pointer to a host virtual N_Port data structure. 3169 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 3170 * @cmdcode: FDMI command to send 3171 * @new_mask: Mask of HBA or PORT Attributes to send 3172 * 3173 * Builds and sends a FDMI command using the CT subsystem. 3174 */ 3175 int 3176 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 3177 int cmdcode, uint32_t new_mask) 3178 { 3179 struct lpfc_hba *phba = vport->phba; 3180 struct lpfc_dmabuf *rq, *rsp; 3181 struct lpfc_sli_ct_request *CtReq; 3182 struct ulp_bde64_le *bde; 3183 uint32_t bit_pos; 3184 uint32_t size, addsz; 3185 uint32_t rsp_size; 3186 uint32_t mask; 3187 struct lpfc_fdmi_reg_hba *rh; 3188 struct lpfc_fdmi_port_entry *pe; 3189 struct lpfc_fdmi_reg_portattr *pab = NULL, *base = NULL; 3190 struct lpfc_fdmi_attr_block *ab = NULL; 3191 int (*func)(struct lpfc_vport *vport, void *attrbuf); 3192 void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3193 struct lpfc_iocbq *rspiocb); 3194 3195 if (!ndlp) 3196 return 0; 3197 3198 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 3199 3200 /* fill in BDEs for command */ 3201 /* Allocate buffer for command payload */ 3202 rq = kmalloc(sizeof(*rq), GFP_KERNEL); 3203 if (!rq) 3204 goto fdmi_cmd_exit; 3205 3206 rq->virt = lpfc_mbuf_alloc(phba, 0, &rq->phys); 3207 if (!rq->virt) 3208 goto fdmi_cmd_free_rq; 3209 3210 /* Allocate buffer for Buffer ptr list */ 3211 rsp = kmalloc(sizeof(*rsp), GFP_KERNEL); 3212 if (!rsp) 3213 goto fdmi_cmd_free_rqvirt; 3214 3215 rsp->virt = lpfc_mbuf_alloc(phba, 0, &rsp->phys); 3216 if (!rsp->virt) 3217 goto fdmi_cmd_free_rsp; 3218 3219 INIT_LIST_HEAD(&rq->list); 3220 INIT_LIST_HEAD(&rsp->list); 3221 3222 /* mbuf buffers are 1K in length - aka LPFC_BPL_SIZE */ 3223 memset(rq->virt, 0, LPFC_BPL_SIZE); 3224 rsp_size = LPFC_BPL_SIZE; 3225 3226 /* FDMI request */ 3227 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3228 "0218 FDMI Request x%x mask x%x Data: x%x x%x x%x\n", 3229 cmdcode, new_mask, vport->fdmi_port_mask, 3230 vport->fc_flag, vport->port_state); 3231 3232 CtReq = (struct lpfc_sli_ct_request *)rq->virt; 3233 3234 /* First populate the CT_IU preamble */ 3235 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 3236 CtReq->RevisionId.bits.InId = 0; 3237 3238 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3239 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 3240 3241 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3242 3243 size = 0; 3244 3245 /* Next fill in the specific FDMI cmd information */ 3246 switch (cmdcode) { 3247 case SLI_MGMT_RHAT: 3248 case SLI_MGMT_RHBA: 3249 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un; 3250 /* HBA Identifier */ 3251 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 3252 sizeof(struct lpfc_name)); 3253 size += sizeof(struct lpfc_fdmi_hba_ident); 3254 3255 if (cmdcode == SLI_MGMT_RHBA) { 3256 /* Registered Port List */ 3257 /* One entry (port) per adapter */ 3258 rh->rpl.EntryCnt = cpu_to_be32(1); 3259 memcpy(&rh->rpl.pe.PortName, 3260 &phba->pport->fc_sparam.portName, 3261 sizeof(struct lpfc_name)); 3262 size += sizeof(struct lpfc_fdmi_reg_port_list); 3263 } 3264 3265 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 3266 ab->EntryCnt = 0; 3267 size += FOURBYTES; /* add length of EntryCnt field */ 3268 3269 bit_pos = 0; 3270 if (new_mask) 3271 mask = new_mask; 3272 else 3273 mask = vport->fdmi_hba_mask; 3274 3275 /* Mask will dictate what attributes to build in the request */ 3276 while (mask) { 3277 if (mask & 0x1) { 3278 func = lpfc_fdmi_hba_action[bit_pos]; 3279 addsz = func(vport, ((uint8_t *)rh + size)); 3280 if (addsz) { 3281 ab->EntryCnt++; 3282 size += addsz; 3283 } 3284 /* check if another attribute fits */ 3285 if ((size + FDMI_MAX_ATTRLEN) > 3286 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3287 goto hba_out; 3288 } 3289 mask = mask >> 1; 3290 bit_pos++; 3291 } 3292 hba_out: 3293 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 3294 /* Total size */ 3295 size += GID_REQUEST_SZ - 4; 3296 break; 3297 3298 case SLI_MGMT_RPRT: 3299 if (vport->port_type != LPFC_PHYSICAL_PORT) { 3300 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 3301 if (!ndlp) 3302 return 0; 3303 } 3304 fallthrough; 3305 case SLI_MGMT_RPA: 3306 /* Store base ptr right after preamble */ 3307 base = (struct lpfc_fdmi_reg_portattr *)&CtReq->un; 3308 3309 if (cmdcode == SLI_MGMT_RPRT) { 3310 rh = (struct lpfc_fdmi_reg_hba *)base; 3311 /* HBA Identifier */ 3312 memcpy(&rh->hi.PortName, 3313 &phba->pport->fc_sparam.portName, 3314 sizeof(struct lpfc_name)); 3315 pab = (struct lpfc_fdmi_reg_portattr *) 3316 ((uint8_t *)base + sizeof(struct lpfc_name)); 3317 size += sizeof(struct lpfc_name); 3318 } else { 3319 pab = base; 3320 } 3321 3322 memcpy((uint8_t *)&pab->PortName, 3323 (uint8_t *)&vport->fc_sparam.portName, 3324 sizeof(struct lpfc_name)); 3325 pab->ab.EntryCnt = 0; 3326 /* add length of name and EntryCnt field */ 3327 size += sizeof(struct lpfc_name) + FOURBYTES; 3328 3329 bit_pos = 0; 3330 if (new_mask) 3331 mask = new_mask; 3332 else 3333 mask = vport->fdmi_port_mask; 3334 3335 /* Mask will dictate what attributes to build in the request */ 3336 while (mask) { 3337 if (mask & 0x1) { 3338 func = lpfc_fdmi_port_action[bit_pos]; 3339 addsz = func(vport, ((uint8_t *)base + size)); 3340 if (addsz) { 3341 pab->ab.EntryCnt++; 3342 size += addsz; 3343 } 3344 /* check if another attribute fits */ 3345 if ((size + FDMI_MAX_ATTRLEN) > 3346 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 3347 goto port_out; 3348 } 3349 mask = mask >> 1; 3350 bit_pos++; 3351 } 3352 port_out: 3353 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 3354 size += GID_REQUEST_SZ - 4; 3355 break; 3356 3357 case SLI_MGMT_GHAT: 3358 case SLI_MGMT_GRPL: 3359 rsp_size = FC_MAX_NS_RSP; 3360 fallthrough; 3361 case SLI_MGMT_DHBA: 3362 case SLI_MGMT_DHAT: 3363 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; 3364 memcpy((uint8_t *)&pe->PortName, 3365 (uint8_t *)&vport->fc_sparam.portName, 3366 sizeof(struct lpfc_name)); 3367 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3368 break; 3369 3370 case SLI_MGMT_GPAT: 3371 case SLI_MGMT_GPAS: 3372 rsp_size = FC_MAX_NS_RSP; 3373 fallthrough; 3374 case SLI_MGMT_DPRT: 3375 if (vport->port_type != LPFC_PHYSICAL_PORT) { 3376 ndlp = lpfc_findnode_did(phba->pport, FDMI_DID); 3377 if (!ndlp) 3378 return 0; 3379 } 3380 fallthrough; 3381 case SLI_MGMT_DPA: 3382 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un; 3383 memcpy((uint8_t *)&pe->PortName, 3384 (uint8_t *)&vport->fc_sparam.portName, 3385 sizeof(struct lpfc_name)); 3386 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 3387 break; 3388 case SLI_MGMT_GRHL: 3389 size = GID_REQUEST_SZ - 4; 3390 break; 3391 default: 3392 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 3393 "0298 FDMI cmdcode x%x not supported\n", 3394 cmdcode); 3395 goto fdmi_cmd_free_rspvirt; 3396 } 3397 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3398 3399 bde = (struct ulp_bde64_le *)rsp->virt; 3400 bde->addr_high = cpu_to_le32(putPaddrHigh(rq->phys)); 3401 bde->addr_low = cpu_to_le32(putPaddrLow(rq->phys)); 3402 bde->type_size = cpu_to_le32(ULP_BDE64_TYPE_BDE_64 << 3403 ULP_BDE64_TYPE_SHIFT); 3404 bde->type_size |= cpu_to_le32(size); 3405 3406 /* 3407 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3408 * to hold ndlp reference for the corresponding callback function. 3409 */ 3410 if (!lpfc_ct_cmd(vport, rq, rsp, ndlp, cmpl, rsp_size, 0)) 3411 return 0; 3412 3413 fdmi_cmd_free_rspvirt: 3414 lpfc_mbuf_free(phba, rsp->virt, rsp->phys); 3415 fdmi_cmd_free_rsp: 3416 kfree(rsp); 3417 fdmi_cmd_free_rqvirt: 3418 lpfc_mbuf_free(phba, rq->virt, rq->phys); 3419 fdmi_cmd_free_rq: 3420 kfree(rq); 3421 fdmi_cmd_exit: 3422 /* Issue FDMI request failed */ 3423 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3424 "0244 Issue FDMI request failed Data: x%x\n", 3425 cmdcode); 3426 return 1; 3427 } 3428 3429 /** 3430 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 3431 * @t: Context object of the timer. 3432 * 3433 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 3434 * the worker thread. 3435 **/ 3436 void 3437 lpfc_delayed_disc_tmo(struct timer_list *t) 3438 { 3439 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo); 3440 struct lpfc_hba *phba = vport->phba; 3441 uint32_t tmo_posted; 3442 unsigned long iflag; 3443 3444 spin_lock_irqsave(&vport->work_port_lock, iflag); 3445 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 3446 if (!tmo_posted) 3447 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 3448 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 3449 3450 if (!tmo_posted) 3451 lpfc_worker_wake_up(phba); 3452 return; 3453 } 3454 3455 /** 3456 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 3457 * handle delayed discovery. 3458 * @vport: pointer to a host virtual N_Port data structure. 3459 * 3460 * This function start nport discovery of the vport. 3461 **/ 3462 void 3463 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 3464 { 3465 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 3466 3467 spin_lock_irq(shost->host_lock); 3468 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 3469 spin_unlock_irq(shost->host_lock); 3470 return; 3471 } 3472 vport->fc_flag &= ~FC_DISC_DELAYED; 3473 spin_unlock_irq(shost->host_lock); 3474 3475 lpfc_do_scr_ns_plogi(vport->phba, vport); 3476 } 3477 3478 void 3479 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 3480 { 3481 struct lpfc_sli *psli = &phba->sli; 3482 lpfc_vpd_t *vp = &phba->vpd; 3483 uint32_t b1, b2, b3, b4, i, rev; 3484 char c; 3485 uint32_t *ptr, str[4]; 3486 uint8_t *fwname; 3487 3488 if (phba->sli_rev == LPFC_SLI_REV4) 3489 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 3490 else if (vp->rev.rBit) { 3491 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3492 rev = vp->rev.sli2FwRev; 3493 else 3494 rev = vp->rev.sli1FwRev; 3495 3496 b1 = (rev & 0x0000f000) >> 12; 3497 b2 = (rev & 0x00000f00) >> 8; 3498 b3 = (rev & 0x000000c0) >> 6; 3499 b4 = (rev & 0x00000030) >> 4; 3500 3501 switch (b4) { 3502 case 0: 3503 c = 'N'; 3504 break; 3505 case 1: 3506 c = 'A'; 3507 break; 3508 case 2: 3509 c = 'B'; 3510 break; 3511 case 3: 3512 c = 'X'; 3513 break; 3514 default: 3515 c = 0; 3516 break; 3517 } 3518 b4 = (rev & 0x0000000f); 3519 3520 if (psli->sli_flag & LPFC_SLI_ACTIVE) 3521 fwname = vp->rev.sli2FwName; 3522 else 3523 fwname = vp->rev.sli1FwName; 3524 3525 for (i = 0; i < 16; i++) 3526 if (fwname[i] == 0x20) 3527 fwname[i] = 0; 3528 3529 ptr = (uint32_t*)fwname; 3530 3531 for (i = 0; i < 3; i++) 3532 str[i] = be32_to_cpu(*ptr++); 3533 3534 if (c == 0) { 3535 if (flag) 3536 sprintf(fwrevision, "%d.%d%d (%s)", 3537 b1, b2, b3, (char *)str); 3538 else 3539 sprintf(fwrevision, "%d.%d%d", b1, 3540 b2, b3); 3541 } else { 3542 if (flag) 3543 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 3544 b1, b2, b3, c, 3545 b4, (char *)str); 3546 else 3547 sprintf(fwrevision, "%d.%d%d%c%d", 3548 b1, b2, b3, c, b4); 3549 } 3550 } else { 3551 rev = vp->rev.smFwRev; 3552 3553 b1 = (rev & 0xff000000) >> 24; 3554 b2 = (rev & 0x00f00000) >> 20; 3555 b3 = (rev & 0x000f0000) >> 16; 3556 c = (rev & 0x0000ff00) >> 8; 3557 b4 = (rev & 0x000000ff); 3558 3559 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 3560 } 3561 return; 3562 } 3563 3564 static void 3565 lpfc_cmpl_ct_cmd_vmid(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3566 struct lpfc_iocbq *rspiocb) 3567 { 3568 struct lpfc_vport *vport = cmdiocb->vport; 3569 struct lpfc_dmabuf *inp = cmdiocb->cmd_dmabuf; 3570 struct lpfc_dmabuf *outp = cmdiocb->rsp_dmabuf; 3571 struct lpfc_sli_ct_request *ctcmd = inp->virt; 3572 struct lpfc_sli_ct_request *ctrsp = outp->virt; 3573 u16 rsp = ctrsp->CommandResponse.bits.CmdRsp; 3574 struct app_id_object *app; 3575 struct lpfc_nodelist *ndlp = cmdiocb->ndlp; 3576 u32 cmd, hash, bucket; 3577 struct lpfc_vmid *vmp, *cur; 3578 u8 *data = outp->virt; 3579 int i; 3580 3581 cmd = be16_to_cpu(ctcmd->CommandResponse.bits.CmdRsp); 3582 if (cmd == SLI_CTAS_DALLAPP_ID) 3583 lpfc_ct_free_iocb(phba, cmdiocb); 3584 3585 if (lpfc_els_chk_latt(vport) || get_job_ulpstatus(phba, rspiocb)) { 3586 if (cmd != SLI_CTAS_DALLAPP_ID) 3587 goto free_res; 3588 } 3589 /* Check for a CT LS_RJT response */ 3590 if (rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 3591 if (cmd != SLI_CTAS_DALLAPP_ID) 3592 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3593 "3306 VMID FS_RJT Data: x%x x%x x%x\n", 3594 cmd, ctrsp->ReasonCode, 3595 ctrsp->Explanation); 3596 if ((cmd != SLI_CTAS_DALLAPP_ID) || 3597 (ctrsp->ReasonCode != SLI_CT_UNABLE_TO_PERFORM_REQ) || 3598 (ctrsp->Explanation != SLI_CT_APP_ID_NOT_AVAILABLE)) { 3599 /* If DALLAPP_ID failed retry later */ 3600 if (cmd == SLI_CTAS_DALLAPP_ID) 3601 vport->load_flag |= FC_DEREGISTER_ALL_APP_ID; 3602 goto free_res; 3603 } 3604 } 3605 3606 switch (cmd) { 3607 case SLI_CTAS_RAPP_IDENT: 3608 app = (struct app_id_object *)(RAPP_IDENT_OFFSET + data); 3609 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3610 "6712 RAPP_IDENT app id %d port id x%x id " 3611 "len %d\n", be32_to_cpu(app->app_id), 3612 be32_to_cpu(app->port_id), 3613 app->obj.entity_id_len); 3614 3615 if (app->obj.entity_id_len == 0 || app->port_id == 0) 3616 goto free_res; 3617 3618 hash = lpfc_vmid_hash_fn(app->obj.entity_id, 3619 app->obj.entity_id_len); 3620 vmp = lpfc_get_vmid_from_hashtable(vport, hash, 3621 app->obj.entity_id); 3622 if (vmp) { 3623 write_lock(&vport->vmid_lock); 3624 vmp->un.app_id = be32_to_cpu(app->app_id); 3625 vmp->flag |= LPFC_VMID_REGISTERED; 3626 vmp->flag &= ~LPFC_VMID_REQ_REGISTER; 3627 write_unlock(&vport->vmid_lock); 3628 /* Set IN USE flag */ 3629 vport->vmid_flag |= LPFC_VMID_IN_USE; 3630 } else { 3631 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3632 "6901 No entry found %s hash %d\n", 3633 app->obj.entity_id, hash); 3634 } 3635 break; 3636 case SLI_CTAS_DAPP_IDENT: 3637 app = (struct app_id_object *)(DAPP_IDENT_OFFSET + data); 3638 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3639 "6713 DAPP_IDENT app id %d port id x%x\n", 3640 be32_to_cpu(app->app_id), 3641 be32_to_cpu(app->port_id)); 3642 break; 3643 case SLI_CTAS_DALLAPP_ID: 3644 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3645 "8856 Deregistered all app ids\n"); 3646 read_lock(&vport->vmid_lock); 3647 for (i = 0; i < phba->cfg_max_vmid; i++) { 3648 vmp = &vport->vmid[i]; 3649 if (vmp->flag != LPFC_VMID_SLOT_FREE) 3650 memset(vmp, 0, sizeof(struct lpfc_vmid)); 3651 } 3652 read_unlock(&vport->vmid_lock); 3653 /* for all elements in the hash table */ 3654 if (!hash_empty(vport->hash_table)) 3655 hash_for_each(vport->hash_table, bucket, cur, hnode) 3656 hash_del(&cur->hnode); 3657 vport->load_flag |= FC_ALLOW_VMID; 3658 break; 3659 default: 3660 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3661 "8857 Invalid command code\n"); 3662 } 3663 free_res: 3664 lpfc_ct_free_iocb(phba, cmdiocb); 3665 lpfc_nlp_put(ndlp); 3666 } 3667 3668 /** 3669 * lpfc_vmid_cmd - Build and send a FDMI cmd to the specified NPort 3670 * @vport: pointer to a host virtual N_Port data structure. 3671 * @cmdcode: application server command code to send 3672 * @vmid: pointer to vmid info structure 3673 * 3674 * Builds and sends a FDMI command using the CT subsystem. 3675 */ 3676 int 3677 lpfc_vmid_cmd(struct lpfc_vport *vport, 3678 int cmdcode, struct lpfc_vmid *vmid) 3679 { 3680 struct lpfc_hba *phba = vport->phba; 3681 struct lpfc_dmabuf *mp, *bmp; 3682 struct lpfc_sli_ct_request *ctreq; 3683 struct ulp_bde64 *bpl; 3684 u32 size; 3685 u32 rsp_size; 3686 u8 *data; 3687 struct lpfc_vmid_rapp_ident_list *rap; 3688 struct lpfc_vmid_dapp_ident_list *dap; 3689 u8 retry = 0; 3690 struct lpfc_nodelist *ndlp; 3691 3692 void (*cmpl)(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 3693 struct lpfc_iocbq *rspiocb); 3694 3695 ndlp = lpfc_findnode_did(vport, FDMI_DID); 3696 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) 3697 return 0; 3698 3699 cmpl = lpfc_cmpl_ct_cmd_vmid; 3700 3701 /* fill in BDEs for command */ 3702 /* Allocate buffer for command payload */ 3703 mp = kmalloc(sizeof(*mp), GFP_KERNEL); 3704 if (!mp) 3705 goto vmid_free_mp_exit; 3706 3707 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); 3708 if (!mp->virt) 3709 goto vmid_free_mp_virt_exit; 3710 3711 /* Allocate buffer for Buffer ptr list */ 3712 bmp = kmalloc(sizeof(*bmp), GFP_KERNEL); 3713 if (!bmp) 3714 goto vmid_free_bmp_exit; 3715 3716 bmp->virt = lpfc_mbuf_alloc(phba, 0, &bmp->phys); 3717 if (!bmp->virt) 3718 goto vmid_free_bmp_virt_exit; 3719 3720 INIT_LIST_HEAD(&mp->list); 3721 INIT_LIST_HEAD(&bmp->list); 3722 3723 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 3724 "3275 VMID Request Data: x%x x%x x%x\n", 3725 vport->fc_flag, vport->port_state, cmdcode); 3726 ctreq = (struct lpfc_sli_ct_request *)mp->virt; 3727 data = mp->virt; 3728 /* First populate the CT_IU preamble */ 3729 memset(data, 0, LPFC_BPL_SIZE); 3730 ctreq->RevisionId.bits.Revision = SLI_CT_REVISION; 3731 ctreq->RevisionId.bits.InId = 0; 3732 3733 ctreq->FsType = SLI_CT_MANAGEMENT_SERVICE; 3734 ctreq->FsSubType = SLI_CT_APP_SEV_Subtypes; 3735 3736 ctreq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 3737 rsp_size = LPFC_BPL_SIZE; 3738 size = 0; 3739 3740 switch (cmdcode) { 3741 case SLI_CTAS_RAPP_IDENT: 3742 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3743 "1329 RAPP_IDENT for %s\n", vmid->host_vmid); 3744 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3745 rap = (struct lpfc_vmid_rapp_ident_list *) 3746 (DAPP_IDENT_OFFSET + data); 3747 rap->no_of_objects = cpu_to_be32(1); 3748 rap->obj[0].entity_id_len = vmid->vmid_len; 3749 memcpy(rap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len); 3750 size = RAPP_IDENT_OFFSET + 3751 sizeof(struct lpfc_vmid_rapp_ident_list); 3752 retry = 1; 3753 break; 3754 3755 case SLI_CTAS_GALLAPPIA_ID: 3756 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3757 size = GALLAPPIA_ID_SIZE; 3758 break; 3759 3760 case SLI_CTAS_DAPP_IDENT: 3761 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3762 "1469 DAPP_IDENT for %s\n", vmid->host_vmid); 3763 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3764 dap = (struct lpfc_vmid_dapp_ident_list *) 3765 (DAPP_IDENT_OFFSET + data); 3766 dap->no_of_objects = cpu_to_be32(1); 3767 dap->obj[0].entity_id_len = vmid->vmid_len; 3768 memcpy(dap->obj[0].entity_id, vmid->host_vmid, vmid->vmid_len); 3769 size = DAPP_IDENT_OFFSET + 3770 sizeof(struct lpfc_vmid_dapp_ident_list); 3771 write_lock(&vport->vmid_lock); 3772 vmid->flag &= ~LPFC_VMID_REGISTERED; 3773 write_unlock(&vport->vmid_lock); 3774 retry = 1; 3775 break; 3776 3777 case SLI_CTAS_DALLAPP_ID: 3778 ctreq->un.PortID = cpu_to_be32(vport->fc_myDID); 3779 size = DALLAPP_ID_SIZE; 3780 break; 3781 3782 default: 3783 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3784 "7062 VMID cmdcode x%x not supported\n", 3785 cmdcode); 3786 goto vmid_free_all_mem; 3787 } 3788 3789 ctreq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 3790 3791 bpl = (struct ulp_bde64 *)bmp->virt; 3792 bpl->addrHigh = putPaddrHigh(mp->phys); 3793 bpl->addrLow = putPaddrLow(mp->phys); 3794 bpl->tus.f.bdeFlags = 0; 3795 bpl->tus.f.bdeSize = size; 3796 3797 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 3798 * to hold ndlp reference for the corresponding callback function. 3799 */ 3800 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) 3801 return 0; 3802 3803 vmid_free_all_mem: 3804 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 3805 vmid_free_bmp_virt_exit: 3806 kfree(bmp); 3807 vmid_free_bmp_exit: 3808 lpfc_mbuf_free(phba, mp->virt, mp->phys); 3809 vmid_free_mp_virt_exit: 3810 kfree(mp); 3811 vmid_free_mp_exit: 3812 3813 /* Issue CT request failed */ 3814 lpfc_printf_vlog(vport, KERN_DEBUG, LOG_DISCOVERY, 3815 "3276 VMID CT request failed Data: x%x\n", cmdcode); 3816 return -EIO; 3817 } 3818