Commit | Line | Data |
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92d7f7b0 | 1 | /******************************************************************* |
dea3101e | 2 | * This file is part of the Emulex Linux Device Driver for * |
c44ce173 | 3 | * Fibre Channel Host Bus Adapters. * |
50611577 | 4 | * Copyright (C) 2004-2016 Emulex. All rights reserved. * |
c44ce173 | 5 | * EMULEX and SLI are trademarks of Emulex. * |
dea3101e | 6 | * www.emulex.com * |
c44ce173 | 7 | * Portions Copyright (C) 2004-2005 Christoph Hellwig * |
dea3101e | 8 | * * |
9 | * This program is free software; you can redistribute it and/or * | |
c44ce173 JSEC |
10 | * modify it under the terms of version 2 of the GNU General * |
11 | * Public License as published by the Free Software Foundation. * | |
12 | * This program is distributed in the hope that it will be useful. * | |
13 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * | |
14 | * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * | |
15 | * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * | |
16 | * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * | |
17 | * TO BE LEGALLY INVALID. See the GNU General Public License for * | |
18 | * more details, a copy of which can be found in the file COPYING * | |
19 | * included with this package. * | |
dea3101e | 20 | *******************************************************************/ |
21 | ||
dea3101e | 22 | #include <linux/blkdev.h> |
23 | #include <linux/pci.h> | |
5a0e3ad6 | 24 | #include <linux/slab.h> |
dea3101e | 25 | #include <linux/interrupt.h> |
26 | ||
91886523 | 27 | #include <scsi/scsi.h> |
dea3101e | 28 | #include <scsi/scsi_device.h> |
29 | #include <scsi/scsi_host.h> | |
30 | #include <scsi/scsi_transport_fc.h> | |
a0f2d3ef JS |
31 | #include <scsi/fc/fc_fs.h> |
32 | ||
33 | #include <linux/nvme-fc-driver.h> | |
dea3101e | 34 | |
da0436e9 | 35 | #include "lpfc_hw4.h" |
dea3101e | 36 | #include "lpfc_hw.h" |
37 | #include "lpfc_sli.h" | |
da0436e9 | 38 | #include "lpfc_sli4.h" |
ea2151b4 | 39 | #include "lpfc_nl.h" |
dea3101e | 40 | #include "lpfc_disc.h" |
dea3101e | 41 | #include "lpfc.h" |
a0f2d3ef JS |
42 | #include "lpfc_scsi.h" |
43 | #include "lpfc_nvme.h" | |
dea3101e | 44 | #include "lpfc_logmsg.h" |
45 | #include "lpfc_crtn.h" | |
92d7f7b0 | 46 | #include "lpfc_vport.h" |
858c9f6c | 47 | #include "lpfc_debugfs.h" |
dea3101e | 48 | |
49 | ||
50 | /* Called to verify a rcv'ed ADISC was intended for us. */ | |
51 | static int | |
2e0fef85 JS |
52 | lpfc_check_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
53 | struct lpfc_name *nn, struct lpfc_name *pn) | |
dea3101e | 54 | { |
6b5151fd JS |
55 | /* First, we MUST have a RPI registered */ |
56 | if (!(ndlp->nlp_flag & NLP_RPI_REGISTERED)) | |
57 | return 0; | |
58 | ||
dea3101e | 59 | /* Compare the ADISC rsp WWNN / WWPN matches our internal node |
60 | * table entry for that node. | |
61 | */ | |
2e0fef85 | 62 | if (memcmp(nn, &ndlp->nlp_nodename, sizeof (struct lpfc_name))) |
c9f8735b | 63 | return 0; |
dea3101e | 64 | |
2e0fef85 | 65 | if (memcmp(pn, &ndlp->nlp_portname, sizeof (struct lpfc_name))) |
c9f8735b | 66 | return 0; |
dea3101e | 67 | |
68 | /* we match, return success */ | |
c9f8735b | 69 | return 1; |
dea3101e | 70 | } |
71 | ||
dea3101e | 72 | int |
2e0fef85 | 73 | lpfc_check_sparm(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
341af102 | 74 | struct serv_parm *sp, uint32_t class, int flogi) |
dea3101e | 75 | { |
2e0fef85 | 76 | volatile struct serv_parm *hsp = &vport->fc_sparam; |
2fb70f79 JSEC |
77 | uint16_t hsp_value, ssp_value = 0; |
78 | ||
79 | /* | |
80 | * The receive data field size and buffer-to-buffer receive data field | |
81 | * size entries are 16 bits but are represented as two 8-bit fields in | |
82 | * the driver data structure to account for rsvd bits and other control | |
83 | * bits. Reconstruct and compare the fields as a 16-bit values before | |
84 | * correcting the byte values. | |
85 | */ | |
dea3101e | 86 | if (sp->cls1.classValid) { |
341af102 JS |
87 | if (!flogi) { |
88 | hsp_value = ((hsp->cls1.rcvDataSizeMsb << 8) | | |
89 | hsp->cls1.rcvDataSizeLsb); | |
90 | ssp_value = ((sp->cls1.rcvDataSizeMsb << 8) | | |
91 | sp->cls1.rcvDataSizeLsb); | |
92 | if (!ssp_value) | |
93 | goto bad_service_param; | |
94 | if (ssp_value > hsp_value) { | |
95 | sp->cls1.rcvDataSizeLsb = | |
96 | hsp->cls1.rcvDataSizeLsb; | |
97 | sp->cls1.rcvDataSizeMsb = | |
98 | hsp->cls1.rcvDataSizeMsb; | |
99 | } | |
2fb70f79 | 100 | } |
341af102 | 101 | } else if (class == CLASS1) |
92d7f7b0 | 102 | goto bad_service_param; |
dea3101e | 103 | if (sp->cls2.classValid) { |
341af102 JS |
104 | if (!flogi) { |
105 | hsp_value = ((hsp->cls2.rcvDataSizeMsb << 8) | | |
106 | hsp->cls2.rcvDataSizeLsb); | |
107 | ssp_value = ((sp->cls2.rcvDataSizeMsb << 8) | | |
108 | sp->cls2.rcvDataSizeLsb); | |
109 | if (!ssp_value) | |
110 | goto bad_service_param; | |
111 | if (ssp_value > hsp_value) { | |
112 | sp->cls2.rcvDataSizeLsb = | |
113 | hsp->cls2.rcvDataSizeLsb; | |
114 | sp->cls2.rcvDataSizeMsb = | |
115 | hsp->cls2.rcvDataSizeMsb; | |
116 | } | |
2fb70f79 | 117 | } |
341af102 | 118 | } else if (class == CLASS2) |
92d7f7b0 | 119 | goto bad_service_param; |
dea3101e | 120 | if (sp->cls3.classValid) { |
341af102 JS |
121 | if (!flogi) { |
122 | hsp_value = ((hsp->cls3.rcvDataSizeMsb << 8) | | |
123 | hsp->cls3.rcvDataSizeLsb); | |
124 | ssp_value = ((sp->cls3.rcvDataSizeMsb << 8) | | |
125 | sp->cls3.rcvDataSizeLsb); | |
126 | if (!ssp_value) | |
127 | goto bad_service_param; | |
128 | if (ssp_value > hsp_value) { | |
129 | sp->cls3.rcvDataSizeLsb = | |
130 | hsp->cls3.rcvDataSizeLsb; | |
131 | sp->cls3.rcvDataSizeMsb = | |
132 | hsp->cls3.rcvDataSizeMsb; | |
133 | } | |
2fb70f79 | 134 | } |
341af102 | 135 | } else if (class == CLASS3) |
92d7f7b0 | 136 | goto bad_service_param; |
dea3101e | 137 | |
2fb70f79 JSEC |
138 | /* |
139 | * Preserve the upper four bits of the MSB from the PLOGI response. | |
140 | * These bits contain the Buffer-to-Buffer State Change Number | |
141 | * from the target and need to be passed to the FW. | |
142 | */ | |
143 | hsp_value = (hsp->cmn.bbRcvSizeMsb << 8) | hsp->cmn.bbRcvSizeLsb; | |
144 | ssp_value = (sp->cmn.bbRcvSizeMsb << 8) | sp->cmn.bbRcvSizeLsb; | |
145 | if (ssp_value > hsp_value) { | |
dea3101e | 146 | sp->cmn.bbRcvSizeLsb = hsp->cmn.bbRcvSizeLsb; |
2fb70f79 JSEC |
147 | sp->cmn.bbRcvSizeMsb = (sp->cmn.bbRcvSizeMsb & 0xF0) | |
148 | (hsp->cmn.bbRcvSizeMsb & 0x0F); | |
149 | } | |
dea3101e | 150 | |
dea3101e | 151 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, sizeof (struct lpfc_name)); |
152 | memcpy(&ndlp->nlp_portname, &sp->portName, sizeof (struct lpfc_name)); | |
2fb70f79 | 153 | return 1; |
92d7f7b0 | 154 | bad_service_param: |
e8b62011 JS |
155 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
156 | "0207 Device %x " | |
157 | "(%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x) sent " | |
158 | "invalid service parameters. Ignoring device.\n", | |
159 | ndlp->nlp_DID, | |
160 | sp->nodeName.u.wwn[0], sp->nodeName.u.wwn[1], | |
161 | sp->nodeName.u.wwn[2], sp->nodeName.u.wwn[3], | |
162 | sp->nodeName.u.wwn[4], sp->nodeName.u.wwn[5], | |
163 | sp->nodeName.u.wwn[6], sp->nodeName.u.wwn[7]); | |
92d7f7b0 | 164 | return 0; |
dea3101e | 165 | } |
166 | ||
167 | static void * | |
2e0fef85 | 168 | lpfc_check_elscmpl_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
92d7f7b0 | 169 | struct lpfc_iocbq *rspiocb) |
dea3101e | 170 | { |
171 | struct lpfc_dmabuf *pcmd, *prsp; | |
172 | uint32_t *lp; | |
173 | void *ptr = NULL; | |
174 | IOCB_t *irsp; | |
175 | ||
176 | irsp = &rspiocb->iocb; | |
177 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
178 | ||
179 | /* For lpfc_els_abort, context2 could be zero'ed to delay | |
180 | * freeing associated memory till after ABTS completes. | |
181 | */ | |
182 | if (pcmd) { | |
183 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, | |
184 | list); | |
185 | if (prsp) { | |
186 | lp = (uint32_t *) prsp->virt; | |
187 | ptr = (void *)((uint8_t *)lp + sizeof(uint32_t)); | |
188 | } | |
2fe165b6 | 189 | } else { |
dea3101e | 190 | /* Force ulpStatus error since we are returning NULL ptr */ |
191 | if (!(irsp->ulpStatus)) { | |
192 | irsp->ulpStatus = IOSTAT_LOCAL_REJECT; | |
193 | irsp->un.ulpWord[4] = IOERR_SLI_ABORTED; | |
194 | } | |
195 | ptr = NULL; | |
196 | } | |
c9f8735b | 197 | return ptr; |
dea3101e | 198 | } |
199 | ||
200 | ||
2a9bf3d0 | 201 | |
dea3101e | 202 | /* |
203 | * Free resources / clean up outstanding I/Os | |
204 | * associated with a LPFC_NODELIST entry. This | |
205 | * routine effectively results in a "software abort". | |
206 | */ | |
207 | int | |
2e0fef85 | 208 | lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) |
dea3101e | 209 | { |
2a9bf3d0 | 210 | LIST_HEAD(abort_list); |
895427bd | 211 | struct lpfc_sli_ring *pring; |
dea3101e | 212 | struct lpfc_iocbq *iocb, *next_iocb; |
dea3101e | 213 | |
895427bd JS |
214 | pring = lpfc_phba_elsring(phba); |
215 | ||
dea3101e | 216 | /* Abort outstanding I/O on NPort <nlp_DID> */ |
e8b62011 | 217 | lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_DISCOVERY, |
2a9bf3d0 | 218 | "2819 Abort outstanding I/O on NPort x%x " |
e8b62011 JS |
219 | "Data: x%x x%x x%x\n", |
220 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, | |
221 | ndlp->nlp_rpi); | |
0976e1a6 | 222 | /* Clean up all fabric IOs first.*/ |
92d7f7b0 | 223 | lpfc_fabric_abort_nport(ndlp); |
dea3101e | 224 | |
0976e1a6 JS |
225 | /* |
226 | * Lock the ELS ring txcmplq for SLI3/SLI4 and build a local list | |
227 | * of all ELS IOs that need an ABTS. The IOs need to stay on the | |
228 | * txcmplq so that the abort operation completes them successfully. | |
229 | */ | |
2e0fef85 | 230 | spin_lock_irq(&phba->hbalock); |
0976e1a6 JS |
231 | if (phba->sli_rev == LPFC_SLI_REV4) |
232 | spin_lock(&pring->ring_lock); | |
233 | list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq, list) { | |
234 | /* Add to abort_list on on NDLP match. */ | |
2a9bf3d0 JS |
235 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) |
236 | list_add_tail(&iocb->dlist, &abort_list); | |
07951076 | 237 | } |
0976e1a6 JS |
238 | if (phba->sli_rev == LPFC_SLI_REV4) |
239 | spin_unlock(&pring->ring_lock); | |
2e0fef85 | 240 | spin_unlock_irq(&phba->hbalock); |
dea3101e | 241 | |
0976e1a6 | 242 | /* Abort the targeted IOs and remove them from the abort list. */ |
2a9bf3d0 JS |
243 | list_for_each_entry_safe(iocb, next_iocb, &abort_list, dlist) { |
244 | spin_lock_irq(&phba->hbalock); | |
245 | list_del_init(&iocb->dlist); | |
246 | lpfc_sli_issue_abort_iotag(phba, pring, iocb); | |
247 | spin_unlock_irq(&phba->hbalock); | |
248 | } | |
249 | ||
0976e1a6 JS |
250 | INIT_LIST_HEAD(&abort_list); |
251 | ||
252 | /* Now process the txq */ | |
253 | spin_lock_irq(&phba->hbalock); | |
254 | if (phba->sli_rev == LPFC_SLI_REV4) | |
255 | spin_lock(&pring->ring_lock); | |
256 | ||
257 | list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) { | |
258 | /* Check to see if iocb matches the nport we are looking for */ | |
259 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) { | |
260 | list_del_init(&iocb->list); | |
261 | list_add_tail(&iocb->list, &abort_list); | |
262 | } | |
263 | } | |
264 | ||
265 | if (phba->sli_rev == LPFC_SLI_REV4) | |
266 | spin_unlock(&pring->ring_lock); | |
267 | spin_unlock_irq(&phba->hbalock); | |
268 | ||
a257bf90 | 269 | /* Cancel all the IOCBs from the completions list */ |
0976e1a6 JS |
270 | lpfc_sli_cancel_iocbs(phba, &abort_list, |
271 | IOSTAT_LOCAL_REJECT, IOERR_SLI_ABORTED); | |
2534ba75 | 272 | |
0d2b6b83 | 273 | lpfc_cancel_retry_delay_tmo(phba->pport, ndlp); |
c9f8735b | 274 | return 0; |
dea3101e | 275 | } |
276 | ||
277 | static int | |
2e0fef85 | 278 | lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
92d7f7b0 | 279 | struct lpfc_iocbq *cmdiocb) |
dea3101e | 280 | { |
2e0fef85 JS |
281 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
282 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 283 | struct lpfc_dmabuf *pcmd; |
ed4afe74 | 284 | uint64_t nlp_portwwn = 0; |
dea3101e | 285 | uint32_t *lp; |
286 | IOCB_t *icmd; | |
287 | struct serv_parm *sp; | |
d6de08cc | 288 | uint32_t ed_tov; |
dea3101e | 289 | LPFC_MBOXQ_t *mbox; |
290 | struct ls_rjt stat; | |
291 | int rc; | |
292 | ||
293 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
dea3101e | 294 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
295 | lp = (uint32_t *) pcmd->virt; | |
296 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); | |
a8adb832 JS |
297 | if (wwn_to_u64(sp->portName.u.wwn) == 0) { |
298 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, | |
299 | "0140 PLOGI Reject: invalid nname\n"); | |
300 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
301 | stat.un.b.lsRjtRsnCodeExp = LSEXP_INVALID_PNAME; | |
302 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, | |
303 | NULL); | |
304 | return 0; | |
305 | } | |
306 | if (wwn_to_u64(sp->nodeName.u.wwn) == 0) { | |
307 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, | |
308 | "0141 PLOGI Reject: invalid pname\n"); | |
309 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
310 | stat.un.b.lsRjtRsnCodeExp = LSEXP_INVALID_NNAME; | |
311 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, | |
312 | NULL); | |
313 | return 0; | |
314 | } | |
ed4afe74 JS |
315 | |
316 | nlp_portwwn = wwn_to_u64(ndlp->nlp_portname.u.wwn); | |
341af102 | 317 | if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3, 0) == 0)) { |
dea3101e | 318 | /* Reject this request because invalid parameters */ |
319 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
320 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; | |
858c9f6c JS |
321 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
322 | NULL); | |
c9f8735b | 323 | return 0; |
dea3101e | 324 | } |
325 | icmd = &cmdiocb->iocb; | |
326 | ||
327 | /* PLOGI chkparm OK */ | |
e8b62011 | 328 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
e74c03c8 JS |
329 | "0114 PLOGI chkparm OK Data: x%x x%x x%x " |
330 | "x%x x%x x%x\n", | |
e8b62011 | 331 | ndlp->nlp_DID, ndlp->nlp_state, ndlp->nlp_flag, |
e74c03c8 JS |
332 | ndlp->nlp_rpi, vport->port_state, |
333 | vport->fc_flag); | |
dea3101e | 334 | |
3de2a653 | 335 | if (vport->cfg_fcp_class == 2 && sp->cls2.classValid) |
dea3101e | 336 | ndlp->nlp_fcp_info |= CLASS2; |
ed957684 | 337 | else |
dea3101e | 338 | ndlp->nlp_fcp_info |= CLASS3; |
2e0fef85 | 339 | |
dea3101e | 340 | ndlp->nlp_class_sup = 0; |
341 | if (sp->cls1.classValid) | |
342 | ndlp->nlp_class_sup |= FC_COS_CLASS1; | |
343 | if (sp->cls2.classValid) | |
344 | ndlp->nlp_class_sup |= FC_COS_CLASS2; | |
345 | if (sp->cls3.classValid) | |
346 | ndlp->nlp_class_sup |= FC_COS_CLASS3; | |
347 | if (sp->cls4.classValid) | |
348 | ndlp->nlp_class_sup |= FC_COS_CLASS4; | |
349 | ndlp->nlp_maxframe = | |
350 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; | |
351 | ||
ed4afe74 | 352 | /* if already logged in, do implicit logout */ |
2fe165b6 | 353 | switch (ndlp->nlp_state) { |
dea3101e | 354 | case NLP_STE_NPR_NODE: |
355 | if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) | |
356 | break; | |
357 | case NLP_STE_REG_LOGIN_ISSUE: | |
358 | case NLP_STE_PRLI_ISSUE: | |
359 | case NLP_STE_UNMAPPED_NODE: | |
360 | case NLP_STE_MAPPED_NODE: | |
ed4afe74 JS |
361 | /* lpfc_plogi_confirm_nport skips fabric did, handle it here */ |
362 | if (!(ndlp->nlp_type & NLP_FABRIC)) { | |
363 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, | |
364 | ndlp, NULL); | |
365 | return 1; | |
366 | } | |
367 | if (nlp_portwwn != 0 && | |
368 | nlp_portwwn != wwn_to_u64(sp->portName.u.wwn)) | |
369 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, | |
370 | "0143 PLOGI recv'd from DID: x%x " | |
371 | "WWPN changed: old %llx new %llx\n", | |
372 | ndlp->nlp_DID, | |
373 | (unsigned long long)nlp_portwwn, | |
374 | (unsigned long long) | |
375 | wwn_to_u64(sp->portName.u.wwn)); | |
376 | ||
377 | ndlp->nlp_prev_state = ndlp->nlp_state; | |
378 | /* rport needs to be unregistered first */ | |
379 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); | |
380 | break; | |
dea3101e | 381 | } |
382 | ||
939723a4 | 383 | /* Check for Nport to NPort pt2pt protocol */ |
92d7f7b0 JS |
384 | if ((vport->fc_flag & FC_PT2PT) && |
385 | !(vport->fc_flag & FC_PT2PT_PLOGI)) { | |
dea3101e | 386 | /* rcv'ed PLOGI decides what our NPortId will be */ |
2e0fef85 | 387 | vport->fc_myDID = icmd->un.rcvels.parmRo; |
d6de08cc JS |
388 | |
389 | ed_tov = be32_to_cpu(sp->cmn.e_d_tov); | |
390 | if (sp->cmn.edtovResolution) { | |
391 | /* E_D_TOV ticks are in nanoseconds */ | |
392 | ed_tov = (phba->fc_edtov + 999999) / 1000000; | |
dea3101e | 393 | } |
d6de08cc | 394 | |
939723a4 | 395 | /* |
d6de08cc JS |
396 | * For pt-to-pt, use the larger EDTOV |
397 | * RATOV = 2 * EDTOV | |
939723a4 | 398 | */ |
d6de08cc JS |
399 | if (ed_tov > phba->fc_edtov) |
400 | phba->fc_edtov = ed_tov; | |
401 | phba->fc_ratov = (2 * phba->fc_edtov) / 1000; | |
402 | ||
403 | memcpy(&phba->fc_fabparam, sp, sizeof(struct serv_parm)); | |
404 | ||
405 | /* Issue config_link / reg_vfi to account for updated TOV's */ | |
406 | ||
939723a4 JS |
407 | if (phba->sli_rev == LPFC_SLI_REV4) |
408 | lpfc_issue_reg_vfi(vport); | |
d6de08cc JS |
409 | else { |
410 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
411 | if (mbox == NULL) | |
412 | goto out; | |
413 | lpfc_config_link(phba, mbox); | |
414 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
415 | mbox->vport = vport; | |
416 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); | |
417 | if (rc == MBX_NOT_FINISHED) { | |
418 | mempool_free(mbox, phba->mbox_mem_pool); | |
419 | goto out; | |
420 | } | |
421 | } | |
dea3101e | 422 | |
2e0fef85 | 423 | lpfc_can_disctmo(vport); |
dea3101e | 424 | } |
d6de08cc | 425 | |
dea3101e | 426 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
2e0fef85 | 427 | if (!mbox) |
dea3101e | 428 | goto out; |
429 | ||
6b5151fd JS |
430 | /* Registering an existing RPI behaves differently for SLI3 vs SLI4 */ |
431 | if (phba->sli_rev == LPFC_SLI_REV4) | |
432 | lpfc_unreg_rpi(vport, ndlp); | |
433 | ||
6fb120a7 | 434 | rc = lpfc_reg_rpi(phba, vport->vpi, icmd->un.rcvels.remoteID, |
4042629e | 435 | (uint8_t *) sp, mbox, ndlp->nlp_rpi); |
2e0fef85 JS |
436 | if (rc) { |
437 | mempool_free(mbox, phba->mbox_mem_pool); | |
dea3101e | 438 | goto out; |
439 | } | |
440 | ||
441 | /* ACC PLOGI rsp command needs to execute first, | |
442 | * queue this mbox command to be processed later. | |
443 | */ | |
444 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; | |
329f9bc7 JS |
445 | /* |
446 | * mbox->context2 = lpfc_nlp_get(ndlp) deferred until mailbox | |
447 | * command issued in lpfc_cmpl_els_acc(). | |
448 | */ | |
2e0fef85 JS |
449 | mbox->vport = vport; |
450 | spin_lock_irq(shost->host_lock); | |
5024ab17 | 451 | ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI); |
2e0fef85 | 452 | spin_unlock_irq(shost->host_lock); |
dea3101e | 453 | |
33ccf8d1 JS |
454 | /* |
455 | * If there is an outstanding PLOGI issued, abort it before | |
456 | * sending ACC rsp for received PLOGI. If pending plogi | |
457 | * is not canceled here, the plogi will be rejected by | |
458 | * remote port and will be retried. On a configuration with | |
459 | * single discovery thread, this will cause a huge delay in | |
460 | * discovery. Also this will cause multiple state machines | |
461 | * running in parallel for this node. | |
462 | */ | |
463 | if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) { | |
464 | /* software abort outstanding PLOGI */ | |
07951076 | 465 | lpfc_els_abort(phba, ndlp); |
33ccf8d1 JS |
466 | } |
467 | ||
858c9f6c | 468 | if ((vport->port_type == LPFC_NPIV_PORT && |
3de2a653 | 469 | vport->cfg_restrict_login)) { |
858c9f6c JS |
470 | |
471 | /* In order to preserve RPIs, we want to cleanup | |
472 | * the default RPI the firmware created to rcv | |
473 | * this ELS request. The only way to do this is | |
474 | * to register, then unregister the RPI. | |
475 | */ | |
476 | spin_lock_irq(shost->host_lock); | |
477 | ndlp->nlp_flag |= NLP_RM_DFLT_RPI; | |
478 | spin_unlock_irq(shost->host_lock); | |
479 | stat.un.b.lsRjtRsnCode = LSRJT_INVALID_CMD; | |
480 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
0a8a86fa | 481 | rc = lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, |
858c9f6c | 482 | ndlp, mbox); |
0a8a86fa JS |
483 | if (rc) |
484 | mempool_free(mbox, phba->mbox_mem_pool); | |
858c9f6c JS |
485 | return 1; |
486 | } | |
0a8a86fa JS |
487 | rc = lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox); |
488 | if (rc) | |
489 | mempool_free(mbox, phba->mbox_mem_pool); | |
c9f8735b | 490 | return 1; |
dea3101e | 491 | out: |
492 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
493 | stat.un.b.lsRjtRsnCodeExp = LSEXP_OUT_OF_RESOURCE; | |
858c9f6c | 494 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
c9f8735b | 495 | return 0; |
dea3101e | 496 | } |
497 | ||
6b5151fd JS |
498 | /** |
499 | * lpfc_mbx_cmpl_resume_rpi - Resume RPI completion routine | |
500 | * @phba: pointer to lpfc hba data structure. | |
501 | * @mboxq: pointer to mailbox object | |
502 | * | |
503 | * This routine is invoked to issue a completion to a rcv'ed | |
504 | * ADISC or PDISC after the paused RPI has been resumed. | |
505 | **/ | |
506 | static void | |
507 | lpfc_mbx_cmpl_resume_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) | |
508 | { | |
509 | struct lpfc_vport *vport; | |
510 | struct lpfc_iocbq *elsiocb; | |
511 | struct lpfc_nodelist *ndlp; | |
512 | uint32_t cmd; | |
513 | ||
514 | elsiocb = (struct lpfc_iocbq *)mboxq->context1; | |
515 | ndlp = (struct lpfc_nodelist *) mboxq->context2; | |
516 | vport = mboxq->vport; | |
517 | cmd = elsiocb->drvrTimeout; | |
518 | ||
519 | if (cmd == ELS_CMD_ADISC) { | |
520 | lpfc_els_rsp_adisc_acc(vport, elsiocb, ndlp); | |
521 | } else { | |
522 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, elsiocb, | |
523 | ndlp, NULL); | |
524 | } | |
525 | kfree(elsiocb); | |
72859909 | 526 | mempool_free(mboxq, phba->mbox_mem_pool); |
6b5151fd JS |
527 | } |
528 | ||
dea3101e | 529 | static int |
2e0fef85 | 530 | lpfc_rcv_padisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
dea3101e | 531 | struct lpfc_iocbq *cmdiocb) |
532 | { | |
2e0fef85 | 533 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
6b5151fd | 534 | struct lpfc_iocbq *elsiocb; |
dea3101e | 535 | struct lpfc_dmabuf *pcmd; |
2e0fef85 JS |
536 | struct serv_parm *sp; |
537 | struct lpfc_name *pnn, *ppn; | |
dea3101e | 538 | struct ls_rjt stat; |
539 | ADISC *ap; | |
540 | IOCB_t *icmd; | |
541 | uint32_t *lp; | |
542 | uint32_t cmd; | |
543 | ||
544 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
545 | lp = (uint32_t *) pcmd->virt; | |
546 | ||
547 | cmd = *lp++; | |
548 | if (cmd == ELS_CMD_ADISC) { | |
549 | ap = (ADISC *) lp; | |
550 | pnn = (struct lpfc_name *) & ap->nodeName; | |
551 | ppn = (struct lpfc_name *) & ap->portName; | |
552 | } else { | |
553 | sp = (struct serv_parm *) lp; | |
554 | pnn = (struct lpfc_name *) & sp->nodeName; | |
555 | ppn = (struct lpfc_name *) & sp->portName; | |
556 | } | |
557 | ||
558 | icmd = &cmdiocb->iocb; | |
2e0fef85 | 559 | if (icmd->ulpStatus == 0 && lpfc_check_adisc(vport, ndlp, pnn, ppn)) { |
6b5151fd JS |
560 | |
561 | /* | |
562 | * As soon as we send ACC, the remote NPort can | |
563 | * start sending us data. Thus, for SLI4 we must | |
564 | * resume the RPI before the ACC goes out. | |
565 | */ | |
566 | if (vport->phba->sli_rev == LPFC_SLI_REV4) { | |
567 | elsiocb = kmalloc(sizeof(struct lpfc_iocbq), | |
568 | GFP_KERNEL); | |
569 | if (elsiocb) { | |
570 | ||
571 | /* Save info from cmd IOCB used in rsp */ | |
572 | memcpy((uint8_t *)elsiocb, (uint8_t *)cmdiocb, | |
573 | sizeof(struct lpfc_iocbq)); | |
574 | ||
575 | /* Save the ELS cmd */ | |
576 | elsiocb->drvrTimeout = cmd; | |
577 | ||
578 | lpfc_sli4_resume_rpi(ndlp, | |
579 | lpfc_mbx_cmpl_resume_rpi, elsiocb); | |
580 | goto out; | |
581 | } | |
582 | } | |
583 | ||
dea3101e | 584 | if (cmd == ELS_CMD_ADISC) { |
2e0fef85 | 585 | lpfc_els_rsp_adisc_acc(vport, cmdiocb, ndlp); |
2fe165b6 | 586 | } else { |
6b5151fd JS |
587 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, |
588 | ndlp, NULL); | |
dea3101e | 589 | } |
6b5151fd JS |
590 | out: |
591 | /* If we are authenticated, move to the proper state */ | |
592 | if (ndlp->nlp_type & NLP_FCP_TARGET) | |
593 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); | |
594 | else | |
595 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); | |
596 | ||
c9f8735b | 597 | return 1; |
dea3101e | 598 | } |
599 | /* Reject this request because invalid parameters */ | |
600 | stat.un.b.lsRjtRsvd0 = 0; | |
601 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
602 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; | |
603 | stat.un.b.vendorUnique = 0; | |
858c9f6c | 604 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
dea3101e | 605 | |
dea3101e | 606 | /* 1 sec timeout */ |
256ec0d0 | 607 | mod_timer(&ndlp->nlp_delayfunc, jiffies + msecs_to_jiffies(1000)); |
dea3101e | 608 | |
2e0fef85 | 609 | spin_lock_irq(shost->host_lock); |
dea3101e | 610 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 611 | spin_unlock_irq(shost->host_lock); |
5024ab17 JW |
612 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
613 | ndlp->nlp_prev_state = ndlp->nlp_state; | |
2e0fef85 | 614 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 615 | return 0; |
dea3101e | 616 | } |
617 | ||
618 | static int | |
2e0fef85 JS |
619 | lpfc_rcv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
620 | struct lpfc_iocbq *cmdiocb, uint32_t els_cmd) | |
dea3101e | 621 | { |
2e0fef85 | 622 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
4b40c59e JS |
623 | struct lpfc_hba *phba = vport->phba; |
624 | struct lpfc_vport **vports; | |
625 | int i, active_vlink_present = 0 ; | |
2e0fef85 JS |
626 | |
627 | /* Put ndlp in NPR state with 1 sec timeout for plogi, ACC logo */ | |
dea3101e | 628 | /* Only call LOGO ACC for first LOGO, this avoids sending unnecessary |
629 | * PLOGIs during LOGO storms from a device. | |
630 | */ | |
2e0fef85 | 631 | spin_lock_irq(shost->host_lock); |
dea3101e | 632 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 633 | spin_unlock_irq(shost->host_lock); |
82d9a2a2 | 634 | if (els_cmd == ELS_CMD_PRLO) |
51ef4c26 | 635 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
82d9a2a2 | 636 | else |
51ef4c26 | 637 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
4b40c59e JS |
638 | if (ndlp->nlp_DID == Fabric_DID) { |
639 | if (vport->port_state <= LPFC_FDISC) | |
640 | goto out; | |
6fb120a7 | 641 | lpfc_linkdown_port(vport); |
6fb120a7 | 642 | spin_lock_irq(shost->host_lock); |
4b40c59e | 643 | vport->fc_flag |= FC_VPORT_LOGO_RCVD; |
6fb120a7 | 644 | spin_unlock_irq(shost->host_lock); |
4b40c59e JS |
645 | vports = lpfc_create_vport_work_array(phba); |
646 | if (vports) { | |
647 | for (i = 0; i <= phba->max_vports && vports[i] != NULL; | |
648 | i++) { | |
649 | if ((!(vports[i]->fc_flag & | |
650 | FC_VPORT_LOGO_RCVD)) && | |
651 | (vports[i]->port_state > LPFC_FDISC)) { | |
652 | active_vlink_present = 1; | |
653 | break; | |
654 | } | |
655 | } | |
656 | lpfc_destroy_vport_work_array(phba, vports); | |
657 | } | |
dea3101e | 658 | |
cc82355a JS |
659 | /* |
660 | * Don't re-instantiate if vport is marked for deletion. | |
661 | * If we are here first then vport_delete is going to wait | |
662 | * for discovery to complete. | |
663 | */ | |
664 | if (!(vport->load_flag & FC_UNLOADING) && | |
665 | active_vlink_present) { | |
4b40c59e JS |
666 | /* |
667 | * If there are other active VLinks present, | |
668 | * re-instantiate the Vlink using FDISC. | |
669 | */ | |
256ec0d0 JS |
670 | mod_timer(&ndlp->nlp_delayfunc, |
671 | jiffies + msecs_to_jiffies(1000)); | |
4b40c59e JS |
672 | spin_lock_irq(shost->host_lock); |
673 | ndlp->nlp_flag |= NLP_DELAY_TMO; | |
674 | spin_unlock_irq(shost->host_lock); | |
675 | ndlp->nlp_last_elscmd = ELS_CMD_FDISC; | |
676 | vport->port_state = LPFC_FDISC; | |
677 | } else { | |
678 | spin_lock_irq(shost->host_lock); | |
679 | phba->pport->fc_flag &= ~FC_LOGO_RCVD_DID_CHNG; | |
680 | spin_unlock_irq(shost->host_lock); | |
681 | lpfc_retry_pport_discovery(phba); | |
682 | } | |
6fb120a7 JS |
683 | } else if ((!(ndlp->nlp_type & NLP_FABRIC) && |
684 | ((ndlp->nlp_type & NLP_FCP_TARGET) || | |
685 | !(ndlp->nlp_type & NLP_FCP_INITIATOR))) || | |
686 | (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) { | |
dea3101e | 687 | /* Only try to re-login if this is NOT a Fabric Node */ |
256ec0d0 JS |
688 | mod_timer(&ndlp->nlp_delayfunc, |
689 | jiffies + msecs_to_jiffies(1000 * 1)); | |
2e0fef85 | 690 | spin_lock_irq(shost->host_lock); |
dea3101e | 691 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 692 | spin_unlock_irq(shost->host_lock); |
dea3101e | 693 | |
5024ab17 | 694 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
c9f8735b | 695 | } |
4b40c59e | 696 | out: |
87af33fe JS |
697 | ndlp->nlp_prev_state = ndlp->nlp_state; |
698 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); | |
dea3101e | 699 | |
2e0fef85 | 700 | spin_lock_irq(shost->host_lock); |
dea3101e | 701 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 702 | spin_unlock_irq(shost->host_lock); |
dea3101e | 703 | /* The driver has to wait until the ACC completes before it continues |
704 | * processing the LOGO. The action will resume in | |
705 | * lpfc_cmpl_els_logo_acc routine. Since part of processing includes an | |
706 | * unreg_login, the driver waits so the ACC does not get aborted. | |
707 | */ | |
c9f8735b | 708 | return 0; |
dea3101e | 709 | } |
710 | ||
711 | static void | |
2e0fef85 JS |
712 | lpfc_rcv_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
713 | struct lpfc_iocbq *cmdiocb) | |
dea3101e | 714 | { |
a0f2d3ef | 715 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 716 | struct lpfc_dmabuf *pcmd; |
717 | uint32_t *lp; | |
718 | PRLI *npr; | |
719 | struct fc_rport *rport = ndlp->rport; | |
720 | u32 roles; | |
721 | ||
722 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
723 | lp = (uint32_t *) pcmd->virt; | |
724 | npr = (PRLI *) ((uint8_t *) lp + sizeof (uint32_t)); | |
725 | ||
726 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); | |
727 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; | |
3cb01c57 | 728 | ndlp->nlp_flag &= ~NLP_FIRSTBURST; |
a0f2d3ef JS |
729 | if ((npr->prliType == PRLI_FCP_TYPE) || |
730 | (npr->prliType == PRLI_NVME_TYPE)) { | |
731 | if (npr->initiatorFunc) { | |
732 | if (npr->prliType == PRLI_FCP_TYPE) | |
733 | ndlp->nlp_type |= NLP_FCP_INITIATOR; | |
734 | if (npr->prliType == PRLI_NVME_TYPE) | |
735 | ndlp->nlp_type |= NLP_NVME_INITIATOR; | |
736 | } | |
3cb01c57 | 737 | if (npr->targetFunc) { |
a0f2d3ef JS |
738 | if (npr->prliType == PRLI_FCP_TYPE) |
739 | ndlp->nlp_type |= NLP_FCP_TARGET; | |
740 | if (npr->prliType == PRLI_NVME_TYPE) | |
741 | ndlp->nlp_type |= NLP_NVME_TARGET; | |
3cb01c57 JS |
742 | if (npr->writeXferRdyDis) |
743 | ndlp->nlp_flag |= NLP_FIRSTBURST; | |
744 | } | |
dea3101e | 745 | if (npr->Retry) |
746 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
747 | } | |
748 | if (rport) { | |
749 | /* We need to update the rport role values */ | |
750 | roles = FC_RPORT_ROLE_UNKNOWN; | |
751 | if (ndlp->nlp_type & NLP_FCP_INITIATOR) | |
752 | roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
753 | if (ndlp->nlp_type & NLP_FCP_TARGET) | |
754 | roles |= FC_RPORT_ROLE_FCP_TARGET; | |
858c9f6c JS |
755 | |
756 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, | |
757 | "rport rolechg: role:x%x did:x%x flg:x%x", | |
758 | roles, ndlp->nlp_DID, ndlp->nlp_flag); | |
759 | ||
a0f2d3ef JS |
760 | if (phba->cfg_enable_fc4_type != LPFC_ENABLE_NVME) |
761 | fc_remote_port_rolechg(rport, roles); | |
dea3101e | 762 | } |
763 | } | |
764 | ||
765 | static uint32_t | |
2e0fef85 | 766 | lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) |
dea3101e | 767 | { |
2e0fef85 | 768 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 769 | |
4042629e | 770 | if (!(ndlp->nlp_flag & NLP_RPI_REGISTERED)) { |
51ef4c26 JS |
771 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
772 | return 0; | |
773 | } | |
774 | ||
1b32f6aa JS |
775 | if (!(vport->fc_flag & FC_PT2PT)) { |
776 | /* Check config parameter use-adisc or FCP-2 */ | |
777 | if ((vport->cfg_use_adisc && (vport->fc_flag & FC_RSCN_MODE)) || | |
ffc95493 JS |
778 | ((ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE) && |
779 | (ndlp->nlp_type & NLP_FCP_TARGET))) { | |
1b32f6aa JS |
780 | spin_lock_irq(shost->host_lock); |
781 | ndlp->nlp_flag |= NLP_NPR_ADISC; | |
782 | spin_unlock_irq(shost->host_lock); | |
783 | return 1; | |
784 | } | |
92d7f7b0 JS |
785 | } |
786 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
787 | lpfc_unreg_rpi(vport, ndlp); | |
788 | return 0; | |
dea3101e | 789 | } |
6d368e53 | 790 | |
78730cfe | 791 | /** |
25985edc | 792 | * lpfc_release_rpi - Release a RPI by issuing unreg_login mailbox cmd. |
78730cfe JS |
793 | * @phba : Pointer to lpfc_hba structure. |
794 | * @vport: Pointer to lpfc_vport structure. | |
795 | * @rpi : rpi to be release. | |
796 | * | |
797 | * This function will send a unreg_login mailbox command to the firmware | |
798 | * to release a rpi. | |
799 | **/ | |
800 | void | |
801 | lpfc_release_rpi(struct lpfc_hba *phba, | |
802 | struct lpfc_vport *vport, | |
803 | uint16_t rpi) | |
804 | { | |
805 | LPFC_MBOXQ_t *pmb; | |
806 | int rc; | |
807 | ||
808 | pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, | |
809 | GFP_KERNEL); | |
810 | if (!pmb) | |
811 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, | |
812 | "2796 mailbox memory allocation failed \n"); | |
813 | else { | |
814 | lpfc_unreg_login(phba, vport->vpi, rpi, pmb); | |
815 | pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
816 | rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); | |
817 | if (rc == MBX_NOT_FINISHED) | |
818 | mempool_free(pmb, phba->mbox_mem_pool); | |
819 | } | |
820 | } | |
dea3101e | 821 | |
822 | static uint32_t | |
2e0fef85 JS |
823 | lpfc_disc_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
824 | void *arg, uint32_t evt) | |
dea3101e | 825 | { |
78730cfe JS |
826 | struct lpfc_hba *phba; |
827 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; | |
78730cfe JS |
828 | uint16_t rpi; |
829 | ||
830 | phba = vport->phba; | |
831 | /* Release the RPI if reglogin completing */ | |
832 | if (!(phba->pport->load_flag & FC_UNLOADING) && | |
833 | (evt == NLP_EVT_CMPL_REG_LOGIN) && | |
834 | (!pmb->u.mb.mbxStatus)) { | |
78730cfe JS |
835 | rpi = pmb->u.mb.un.varWords[0]; |
836 | lpfc_release_rpi(phba, vport, rpi); | |
837 | } | |
e8b62011 | 838 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
e47c9093 | 839 | "0271 Illegal State Transition: node x%x " |
e8b62011 JS |
840 | "event x%x, state x%x Data: x%x x%x\n", |
841 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, | |
842 | ndlp->nlp_flag); | |
c9f8735b | 843 | return ndlp->nlp_state; |
dea3101e | 844 | } |
845 | ||
87af33fe JS |
846 | static uint32_t |
847 | lpfc_cmpl_plogi_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
848 | void *arg, uint32_t evt) | |
849 | { | |
850 | /* This transition is only legal if we previously | |
851 | * rcv'ed a PLOGI. Since we don't want 2 discovery threads | |
852 | * working on the same NPortID, do nothing for this thread | |
853 | * to stop it. | |
854 | */ | |
855 | if (!(ndlp->nlp_flag & NLP_RCV_PLOGI)) { | |
856 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, | |
e47c9093 | 857 | "0272 Illegal State Transition: node x%x " |
87af33fe JS |
858 | "event x%x, state x%x Data: x%x x%x\n", |
859 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, | |
860 | ndlp->nlp_flag); | |
861 | } | |
862 | return ndlp->nlp_state; | |
863 | } | |
864 | ||
dea3101e | 865 | /* Start of Discovery State Machine routines */ |
866 | ||
867 | static uint32_t | |
2e0fef85 JS |
868 | lpfc_rcv_plogi_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
869 | void *arg, uint32_t evt) | |
dea3101e | 870 | { |
871 | struct lpfc_iocbq *cmdiocb; | |
872 | ||
873 | cmdiocb = (struct lpfc_iocbq *) arg; | |
874 | ||
2e0fef85 | 875 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
c9f8735b | 876 | return ndlp->nlp_state; |
dea3101e | 877 | } |
c9f8735b | 878 | return NLP_STE_FREED_NODE; |
dea3101e | 879 | } |
880 | ||
881 | static uint32_t | |
2e0fef85 JS |
882 | lpfc_rcv_els_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
883 | void *arg, uint32_t evt) | |
dea3101e | 884 | { |
2e0fef85 | 885 | lpfc_issue_els_logo(vport, ndlp, 0); |
c9f8735b | 886 | return ndlp->nlp_state; |
dea3101e | 887 | } |
888 | ||
889 | static uint32_t | |
2e0fef85 JS |
890 | lpfc_rcv_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
891 | void *arg, uint32_t evt) | |
dea3101e | 892 | { |
2e0fef85 JS |
893 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
894 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 895 | |
2e0fef85 | 896 | spin_lock_irq(shost->host_lock); |
dea3101e | 897 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 898 | spin_unlock_irq(shost->host_lock); |
51ef4c26 | 899 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
dea3101e | 900 | |
c9f8735b | 901 | return ndlp->nlp_state; |
dea3101e | 902 | } |
903 | ||
904 | static uint32_t | |
2e0fef85 JS |
905 | lpfc_cmpl_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
906 | void *arg, uint32_t evt) | |
dea3101e | 907 | { |
c9f8735b | 908 | return NLP_STE_FREED_NODE; |
dea3101e | 909 | } |
910 | ||
911 | static uint32_t | |
2e0fef85 JS |
912 | lpfc_device_rm_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
913 | void *arg, uint32_t evt) | |
dea3101e | 914 | { |
c9f8735b | 915 | return NLP_STE_FREED_NODE; |
dea3101e | 916 | } |
917 | ||
df9e1b59 JS |
918 | static uint32_t |
919 | lpfc_device_recov_unused_node(struct lpfc_vport *vport, | |
920 | struct lpfc_nodelist *ndlp, | |
921 | void *arg, uint32_t evt) | |
922 | { | |
923 | return ndlp->nlp_state; | |
924 | } | |
925 | ||
dea3101e | 926 | static uint32_t |
2e0fef85 | 927 | lpfc_rcv_plogi_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
dea3101e | 928 | void *arg, uint32_t evt) |
929 | { | |
0d2b6b83 | 930 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 931 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 932 | struct lpfc_iocbq *cmdiocb = arg; |
2e0fef85 JS |
933 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
934 | uint32_t *lp = (uint32_t *) pcmd->virt; | |
935 | struct serv_parm *sp = (struct serv_parm *) (lp + 1); | |
dea3101e | 936 | struct ls_rjt stat; |
937 | int port_cmp; | |
938 | ||
dea3101e | 939 | memset(&stat, 0, sizeof (struct ls_rjt)); |
940 | ||
941 | /* For a PLOGI, we only accept if our portname is less | |
942 | * than the remote portname. | |
943 | */ | |
944 | phba->fc_stat.elsLogiCol++; | |
2e0fef85 | 945 | port_cmp = memcmp(&vport->fc_portname, &sp->portName, |
92d7f7b0 | 946 | sizeof(struct lpfc_name)); |
dea3101e | 947 | |
948 | if (port_cmp >= 0) { | |
949 | /* Reject this request because the remote node will accept | |
950 | ours */ | |
951 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
952 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CMD_IN_PROGRESS; | |
858c9f6c JS |
953 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
954 | NULL); | |
2fe165b6 | 955 | } else { |
0d2b6b83 JS |
956 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb) && |
957 | (ndlp->nlp_flag & NLP_NPR_2B_DISC) && | |
958 | (vport->num_disc_nodes)) { | |
959 | spin_lock_irq(shost->host_lock); | |
960 | ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; | |
961 | spin_unlock_irq(shost->host_lock); | |
962 | /* Check if there are more PLOGIs to be sent */ | |
963 | lpfc_more_plogi(vport); | |
964 | if (vport->num_disc_nodes == 0) { | |
965 | spin_lock_irq(shost->host_lock); | |
966 | vport->fc_flag &= ~FC_NDISC_ACTIVE; | |
967 | spin_unlock_irq(shost->host_lock); | |
968 | lpfc_can_disctmo(vport); | |
969 | lpfc_end_rscn(vport); | |
970 | } | |
971 | } | |
2e0fef85 | 972 | } /* If our portname was less */ |
dea3101e | 973 | |
c9f8735b JW |
974 | return ndlp->nlp_state; |
975 | } | |
976 | ||
92d7f7b0 JS |
977 | static uint32_t |
978 | lpfc_rcv_prli_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
979 | void *arg, uint32_t evt) | |
980 | { | |
981 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
982 | struct ls_rjt stat; | |
983 | ||
984 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
985 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; | |
986 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
858c9f6c | 987 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
92d7f7b0 JS |
988 | return ndlp->nlp_state; |
989 | } | |
990 | ||
c9f8735b | 991 | static uint32_t |
2e0fef85 JS |
992 | lpfc_rcv_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
993 | void *arg, uint32_t evt) | |
c9f8735b | 994 | { |
2e0fef85 | 995 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
c9f8735b | 996 | |
92d7f7b0 | 997 | /* software abort outstanding PLOGI */ |
2e0fef85 | 998 | lpfc_els_abort(vport->phba, ndlp); |
c9f8735b | 999 | |
2e0fef85 | 1000 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1001 | return ndlp->nlp_state; |
dea3101e | 1002 | } |
1003 | ||
1004 | static uint32_t | |
2e0fef85 JS |
1005 | lpfc_rcv_els_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1006 | void *arg, uint32_t evt) | |
dea3101e | 1007 | { |
2e0fef85 JS |
1008 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1009 | struct lpfc_hba *phba = vport->phba; | |
1010 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 1011 | |
1012 | /* software abort outstanding PLOGI */ | |
07951076 | 1013 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1014 | |
1015 | if (evt == NLP_EVT_RCV_LOGO) { | |
51ef4c26 | 1016 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
2fe165b6 | 1017 | } else { |
2e0fef85 | 1018 | lpfc_issue_els_logo(vport, ndlp, 0); |
dea3101e | 1019 | } |
1020 | ||
2e0fef85 | 1021 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
256ec0d0 | 1022 | mod_timer(&ndlp->nlp_delayfunc, jiffies + msecs_to_jiffies(1000 * 1)); |
2e0fef85 | 1023 | spin_lock_irq(shost->host_lock); |
5024ab17 | 1024 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1025 | spin_unlock_irq(shost->host_lock); |
5024ab17 JW |
1026 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
1027 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; | |
2e0fef85 | 1028 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
dea3101e | 1029 | |
c9f8735b | 1030 | return ndlp->nlp_state; |
dea3101e | 1031 | } |
1032 | ||
1033 | static uint32_t | |
2e0fef85 JS |
1034 | lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, |
1035 | struct lpfc_nodelist *ndlp, | |
1036 | void *arg, | |
dea3101e | 1037 | uint32_t evt) |
1038 | { | |
2e0fef85 | 1039 | struct lpfc_hba *phba = vport->phba; |
0ff10d46 | 1040 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 1041 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
14691150 | 1042 | struct lpfc_dmabuf *pcmd, *prsp, *mp; |
dea3101e | 1043 | uint32_t *lp; |
1044 | IOCB_t *irsp; | |
1045 | struct serv_parm *sp; | |
d6de08cc | 1046 | uint32_t ed_tov; |
dea3101e | 1047 | LPFC_MBOXQ_t *mbox; |
d6de08cc | 1048 | int rc; |
dea3101e | 1049 | |
1050 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1051 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
1052 | ||
1053 | if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) { | |
5024ab17 | 1054 | /* Recovery from PLOGI collision logic */ |
c9f8735b | 1055 | return ndlp->nlp_state; |
dea3101e | 1056 | } |
1057 | ||
1058 | irsp = &rspiocb->iocb; | |
1059 | ||
1060 | if (irsp->ulpStatus) | |
1061 | goto out; | |
1062 | ||
1063 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
1064 | ||
2e0fef85 | 1065 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); |
a2fc4aef JS |
1066 | if (!prsp) |
1067 | goto out; | |
dea3101e | 1068 | |
2e0fef85 | 1069 | lp = (uint32_t *) prsp->virt; |
dea3101e | 1070 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
58da1ffb JS |
1071 | |
1072 | /* Some switches have FDMI servers returning 0 for WWN */ | |
1073 | if ((ndlp->nlp_DID != FDMI_DID) && | |
1074 | (wwn_to_u64(sp->portName.u.wwn) == 0 || | |
1075 | wwn_to_u64(sp->nodeName.u.wwn) == 0)) { | |
a8adb832 JS |
1076 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
1077 | "0142 PLOGI RSP: Invalid WWN.\n"); | |
1078 | goto out; | |
1079 | } | |
341af102 | 1080 | if (!lpfc_check_sparm(vport, ndlp, sp, CLASS3, 0)) |
dea3101e | 1081 | goto out; |
dea3101e | 1082 | /* PLOGI chkparm OK */ |
e8b62011 JS |
1083 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
1084 | "0121 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", | |
1085 | ndlp->nlp_DID, ndlp->nlp_state, | |
1086 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
3de2a653 | 1087 | if (vport->cfg_fcp_class == 2 && (sp->cls2.classValid)) |
dea3101e | 1088 | ndlp->nlp_fcp_info |= CLASS2; |
2e0fef85 | 1089 | else |
dea3101e | 1090 | ndlp->nlp_fcp_info |= CLASS3; |
2e0fef85 | 1091 | |
dea3101e | 1092 | ndlp->nlp_class_sup = 0; |
1093 | if (sp->cls1.classValid) | |
1094 | ndlp->nlp_class_sup |= FC_COS_CLASS1; | |
1095 | if (sp->cls2.classValid) | |
1096 | ndlp->nlp_class_sup |= FC_COS_CLASS2; | |
1097 | if (sp->cls3.classValid) | |
1098 | ndlp->nlp_class_sup |= FC_COS_CLASS3; | |
1099 | if (sp->cls4.classValid) | |
1100 | ndlp->nlp_class_sup |= FC_COS_CLASS4; | |
1101 | ndlp->nlp_maxframe = | |
2e0fef85 | 1102 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; |
dea3101e | 1103 | |
d6de08cc JS |
1104 | if ((vport->fc_flag & FC_PT2PT) && |
1105 | (vport->fc_flag & FC_PT2PT_PLOGI)) { | |
1106 | ed_tov = be32_to_cpu(sp->cmn.e_d_tov); | |
1107 | if (sp->cmn.edtovResolution) { | |
1108 | /* E_D_TOV ticks are in nanoseconds */ | |
1109 | ed_tov = (phba->fc_edtov + 999999) / 1000000; | |
1110 | } | |
1111 | ||
1112 | /* | |
1113 | * Use the larger EDTOV | |
1114 | * RATOV = 2 * EDTOV for pt-to-pt | |
1115 | */ | |
1116 | if (ed_tov > phba->fc_edtov) | |
1117 | phba->fc_edtov = ed_tov; | |
1118 | phba->fc_ratov = (2 * phba->fc_edtov) / 1000; | |
1119 | ||
1120 | memcpy(&phba->fc_fabparam, sp, sizeof(struct serv_parm)); | |
1121 | ||
1122 | /* Issue config_link / reg_vfi to account for updated TOV's */ | |
1123 | if (phba->sli_rev == LPFC_SLI_REV4) { | |
1124 | lpfc_issue_reg_vfi(vport); | |
1125 | } else { | |
01c73bbc JS |
1126 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
1127 | if (!mbox) { | |
1128 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, | |
1129 | "0133 PLOGI: no memory " | |
1130 | "for config_link " | |
1131 | "Data: x%x x%x x%x x%x\n", | |
1132 | ndlp->nlp_DID, ndlp->nlp_state, | |
1133 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
1134 | goto out; | |
1135 | } | |
1136 | ||
d6de08cc JS |
1137 | lpfc_config_link(phba, mbox); |
1138 | ||
1139 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1140 | mbox->vport = vport; | |
1141 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); | |
1142 | if (rc == MBX_NOT_FINISHED) { | |
1143 | mempool_free(mbox, phba->mbox_mem_pool); | |
1144 | goto out; | |
1145 | } | |
1146 | } | |
92d7f7b0 | 1147 | } |
dea3101e | 1148 | |
2e0fef85 JS |
1149 | lpfc_unreg_rpi(vport, ndlp); |
1150 | ||
01c73bbc JS |
1151 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
1152 | if (!mbox) { | |
1153 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, | |
1154 | "0018 PLOGI: no memory for reg_login " | |
1155 | "Data: x%x x%x x%x x%x\n", | |
1156 | ndlp->nlp_DID, ndlp->nlp_state, | |
1157 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
1158 | goto out; | |
1159 | } | |
1160 | ||
6fb120a7 | 1161 | if (lpfc_reg_rpi(phba, vport->vpi, irsp->un.elsreq64.remoteID, |
4042629e | 1162 | (uint8_t *) sp, mbox, ndlp->nlp_rpi) == 0) { |
2fe165b6 | 1163 | switch (ndlp->nlp_DID) { |
dea3101e | 1164 | case NameServer_DID: |
de0c5b32 | 1165 | mbox->mbox_cmpl = lpfc_mbx_cmpl_ns_reg_login; |
dea3101e | 1166 | break; |
1167 | case FDMI_DID: | |
de0c5b32 | 1168 | mbox->mbox_cmpl = lpfc_mbx_cmpl_fdmi_reg_login; |
dea3101e | 1169 | break; |
1170 | default: | |
ffc95493 | 1171 | ndlp->nlp_flag |= NLP_REG_LOGIN_SEND; |
de0c5b32 | 1172 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
dea3101e | 1173 | } |
329f9bc7 | 1174 | mbox->context2 = lpfc_nlp_get(ndlp); |
2e0fef85 | 1175 | mbox->vport = vport; |
0b727fea | 1176 | if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) |
dea3101e | 1177 | != MBX_NOT_FINISHED) { |
2e0fef85 JS |
1178 | lpfc_nlp_set_state(vport, ndlp, |
1179 | NLP_STE_REG_LOGIN_ISSUE); | |
c9f8735b | 1180 | return ndlp->nlp_state; |
dea3101e | 1181 | } |
ffc95493 JS |
1182 | if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND) |
1183 | ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; | |
fa4066b6 JS |
1184 | /* decrement node reference count to the failed mbox |
1185 | * command | |
1186 | */ | |
329f9bc7 | 1187 | lpfc_nlp_put(ndlp); |
92d7f7b0 | 1188 | mp = (struct lpfc_dmabuf *) mbox->context1; |
14691150 JS |
1189 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
1190 | kfree(mp); | |
dea3101e | 1191 | mempool_free(mbox, phba->mbox_mem_pool); |
92d7f7b0 | 1192 | |
e8b62011 JS |
1193 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
1194 | "0134 PLOGI: cannot issue reg_login " | |
1195 | "Data: x%x x%x x%x x%x\n", | |
1196 | ndlp->nlp_DID, ndlp->nlp_state, | |
1197 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 1198 | } else { |
1199 | mempool_free(mbox, phba->mbox_mem_pool); | |
92d7f7b0 | 1200 | |
e8b62011 JS |
1201 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
1202 | "0135 PLOGI: cannot format reg_login " | |
1203 | "Data: x%x x%x x%x x%x\n", | |
1204 | ndlp->nlp_DID, ndlp->nlp_state, | |
1205 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 1206 | } |
1207 | ||
1208 | ||
92d7f7b0 JS |
1209 | out: |
1210 | if (ndlp->nlp_DID == NameServer_DID) { | |
1211 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); | |
e8b62011 JS |
1212 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
1213 | "0261 Cannot Register NameServer login\n"); | |
92d7f7b0 JS |
1214 | } |
1215 | ||
8b455cf3 JS |
1216 | /* |
1217 | ** In case the node reference counter does not go to zero, ensure that | |
1218 | ** the stale state for the node is not processed. | |
1219 | */ | |
1220 | ||
1221 | ndlp->nlp_prev_state = ndlp->nlp_state; | |
1222 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); | |
0ff10d46 | 1223 | spin_lock_irq(shost->host_lock); |
a8adb832 | 1224 | ndlp->nlp_flag |= NLP_DEFER_RM; |
0ff10d46 | 1225 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 1226 | return NLP_STE_FREED_NODE; |
dea3101e | 1227 | } |
1228 | ||
0ff10d46 JS |
1229 | static uint32_t |
1230 | lpfc_cmpl_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
1231 | void *arg, uint32_t evt) | |
1232 | { | |
1233 | return ndlp->nlp_state; | |
1234 | } | |
1235 | ||
1236 | static uint32_t | |
1237 | lpfc_cmpl_reglogin_plogi_issue(struct lpfc_vport *vport, | |
1238 | struct lpfc_nodelist *ndlp, void *arg, uint32_t evt) | |
1239 | { | |
78730cfe JS |
1240 | struct lpfc_hba *phba; |
1241 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; | |
1242 | MAILBOX_t *mb = &pmb->u.mb; | |
1243 | uint16_t rpi; | |
1244 | ||
1245 | phba = vport->phba; | |
1246 | /* Release the RPI */ | |
1247 | if (!(phba->pport->load_flag & FC_UNLOADING) && | |
1248 | !mb->mbxStatus) { | |
1249 | rpi = pmb->u.mb.un.varWords[0]; | |
1250 | lpfc_release_rpi(phba, vport, rpi); | |
1251 | } | |
0ff10d46 JS |
1252 | return ndlp->nlp_state; |
1253 | } | |
1254 | ||
dea3101e | 1255 | static uint32_t |
2e0fef85 JS |
1256 | lpfc_device_rm_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1257 | void *arg, uint32_t evt) | |
dea3101e | 1258 | { |
2e0fef85 JS |
1259 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1260 | ||
1261 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1262 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1263 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1264 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1265 | return ndlp->nlp_state; |
2e0fef85 | 1266 | } else { |
a0f9b48d | 1267 | /* software abort outstanding PLOGI */ |
2e0fef85 | 1268 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1269 | |
2e0fef85 | 1270 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1271 | return NLP_STE_FREED_NODE; |
1272 | } | |
dea3101e | 1273 | } |
1274 | ||
1275 | static uint32_t | |
2e0fef85 JS |
1276 | lpfc_device_recov_plogi_issue(struct lpfc_vport *vport, |
1277 | struct lpfc_nodelist *ndlp, | |
1278 | void *arg, | |
1279 | uint32_t evt) | |
dea3101e | 1280 | { |
2e0fef85 JS |
1281 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1282 | struct lpfc_hba *phba = vport->phba; | |
1283 | ||
92d7f7b0 JS |
1284 | /* Don't do anything that will mess up processing of the |
1285 | * previous RSCN. | |
1286 | */ | |
1287 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1288 | return ndlp->nlp_state; | |
1289 | ||
dea3101e | 1290 | /* software abort outstanding PLOGI */ |
07951076 | 1291 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1292 | |
5024ab17 | 1293 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; |
2e0fef85 | 1294 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
92d7f7b0 | 1295 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 1296 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1297 | spin_unlock_irq(shost->host_lock); |
dea3101e | 1298 | |
c9f8735b | 1299 | return ndlp->nlp_state; |
dea3101e | 1300 | } |
1301 | ||
1302 | static uint32_t | |
2e0fef85 JS |
1303 | lpfc_rcv_plogi_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1304 | void *arg, uint32_t evt) | |
dea3101e | 1305 | { |
0d2b6b83 | 1306 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 1307 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 1308 | struct lpfc_iocbq *cmdiocb; |
1309 | ||
1310 | /* software abort outstanding ADISC */ | |
07951076 | 1311 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1312 | |
1313 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1314 | ||
0d2b6b83 JS |
1315 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
1316 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1317 | spin_lock_irq(shost->host_lock); | |
1318 | ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; | |
1319 | spin_unlock_irq(shost->host_lock); | |
90160e01 | 1320 | if (vport->num_disc_nodes) |
0d2b6b83 | 1321 | lpfc_more_adisc(vport); |
0d2b6b83 JS |
1322 | } |
1323 | return ndlp->nlp_state; | |
1324 | } | |
5024ab17 | 1325 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1326 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
1327 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); | |
dea3101e | 1328 | |
c9f8735b | 1329 | return ndlp->nlp_state; |
dea3101e | 1330 | } |
1331 | ||
1332 | static uint32_t | |
2e0fef85 JS |
1333 | lpfc_rcv_prli_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1334 | void *arg, uint32_t evt) | |
dea3101e | 1335 | { |
2e0fef85 | 1336 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1337 | |
2e0fef85 | 1338 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1339 | return ndlp->nlp_state; |
dea3101e | 1340 | } |
1341 | ||
1342 | static uint32_t | |
2e0fef85 JS |
1343 | lpfc_rcv_logo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1344 | void *arg, uint32_t evt) | |
dea3101e | 1345 | { |
2e0fef85 | 1346 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 1347 | struct lpfc_iocbq *cmdiocb; |
1348 | ||
1349 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1350 | ||
1351 | /* software abort outstanding ADISC */ | |
07951076 | 1352 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1353 | |
2e0fef85 | 1354 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1355 | return ndlp->nlp_state; |
dea3101e | 1356 | } |
1357 | ||
1358 | static uint32_t | |
2e0fef85 JS |
1359 | lpfc_rcv_padisc_adisc_issue(struct lpfc_vport *vport, |
1360 | struct lpfc_nodelist *ndlp, | |
1361 | void *arg, uint32_t evt) | |
dea3101e | 1362 | { |
1363 | struct lpfc_iocbq *cmdiocb; | |
1364 | ||
1365 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1366 | ||
2e0fef85 | 1367 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1368 | return ndlp->nlp_state; |
dea3101e | 1369 | } |
1370 | ||
1371 | static uint32_t | |
2e0fef85 JS |
1372 | lpfc_rcv_prlo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1373 | void *arg, uint32_t evt) | |
dea3101e | 1374 | { |
1375 | struct lpfc_iocbq *cmdiocb; | |
1376 | ||
1377 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1378 | ||
1379 | /* Treat like rcv logo */ | |
2e0fef85 | 1380 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
c9f8735b | 1381 | return ndlp->nlp_state; |
dea3101e | 1382 | } |
1383 | ||
1384 | static uint32_t | |
2e0fef85 JS |
1385 | lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport, |
1386 | struct lpfc_nodelist *ndlp, | |
1387 | void *arg, uint32_t evt) | |
dea3101e | 1388 | { |
2e0fef85 JS |
1389 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1390 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 1391 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
1392 | IOCB_t *irsp; | |
1393 | ADISC *ap; | |
6fb120a7 | 1394 | int rc; |
dea3101e | 1395 | |
1396 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1397 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
1398 | ||
1399 | ap = (ADISC *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); | |
1400 | irsp = &rspiocb->iocb; | |
1401 | ||
1402 | if ((irsp->ulpStatus) || | |
92d7f7b0 | 1403 | (!lpfc_check_adisc(vport, ndlp, &ap->nodeName, &ap->portName))) { |
dea3101e | 1404 | /* 1 sec timeout */ |
256ec0d0 JS |
1405 | mod_timer(&ndlp->nlp_delayfunc, |
1406 | jiffies + msecs_to_jiffies(1000)); | |
2e0fef85 | 1407 | spin_lock_irq(shost->host_lock); |
dea3101e | 1408 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1409 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1410 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
dea3101e | 1411 | |
2e0fef85 JS |
1412 | memset(&ndlp->nlp_nodename, 0, sizeof(struct lpfc_name)); |
1413 | memset(&ndlp->nlp_portname, 0, sizeof(struct lpfc_name)); | |
dea3101e | 1414 | |
5024ab17 | 1415 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1416 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1417 | lpfc_unreg_rpi(vport, ndlp); | |
c9f8735b | 1418 | return ndlp->nlp_state; |
dea3101e | 1419 | } |
5024ab17 | 1420 | |
6fb120a7 | 1421 | if (phba->sli_rev == LPFC_SLI_REV4) { |
6b5151fd | 1422 | rc = lpfc_sli4_resume_rpi(ndlp, NULL, NULL); |
6fb120a7 JS |
1423 | if (rc) { |
1424 | /* Stay in state and retry. */ | |
1425 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; | |
1426 | return ndlp->nlp_state; | |
1427 | } | |
1428 | } | |
1429 | ||
2501322e | 1430 | if (ndlp->nlp_type & NLP_FCP_TARGET) { |
5024ab17 | 1431 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 | 1432 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); |
2501322e | 1433 | } else { |
5024ab17 | 1434 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 | 1435 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
2501322e | 1436 | } |
6fb120a7 | 1437 | |
c9f8735b | 1438 | return ndlp->nlp_state; |
dea3101e | 1439 | } |
1440 | ||
1441 | static uint32_t | |
2e0fef85 JS |
1442 | lpfc_device_rm_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1443 | void *arg, uint32_t evt) | |
dea3101e | 1444 | { |
2e0fef85 JS |
1445 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1446 | ||
1447 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1448 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1449 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1450 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1451 | return ndlp->nlp_state; |
2e0fef85 | 1452 | } else { |
a0f9b48d | 1453 | /* software abort outstanding ADISC */ |
2e0fef85 | 1454 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1455 | |
2e0fef85 | 1456 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1457 | return NLP_STE_FREED_NODE; |
1458 | } | |
dea3101e | 1459 | } |
1460 | ||
1461 | static uint32_t | |
2e0fef85 JS |
1462 | lpfc_device_recov_adisc_issue(struct lpfc_vport *vport, |
1463 | struct lpfc_nodelist *ndlp, | |
1464 | void *arg, | |
1465 | uint32_t evt) | |
dea3101e | 1466 | { |
2e0fef85 JS |
1467 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1468 | struct lpfc_hba *phba = vport->phba; | |
1469 | ||
92d7f7b0 JS |
1470 | /* Don't do anything that will mess up processing of the |
1471 | * previous RSCN. | |
1472 | */ | |
1473 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1474 | return ndlp->nlp_state; | |
1475 | ||
dea3101e | 1476 | /* software abort outstanding ADISC */ |
07951076 | 1477 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1478 | |
5024ab17 | 1479 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1480 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1481 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1482 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1483 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1484 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1485 | return ndlp->nlp_state; |
dea3101e | 1486 | } |
1487 | ||
1488 | static uint32_t | |
2e0fef85 JS |
1489 | lpfc_rcv_plogi_reglogin_issue(struct lpfc_vport *vport, |
1490 | struct lpfc_nodelist *ndlp, | |
1491 | void *arg, | |
dea3101e | 1492 | uint32_t evt) |
1493 | { | |
2e0fef85 | 1494 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1495 | |
2e0fef85 | 1496 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1497 | return ndlp->nlp_state; |
dea3101e | 1498 | } |
1499 | ||
1500 | static uint32_t | |
2e0fef85 JS |
1501 | lpfc_rcv_prli_reglogin_issue(struct lpfc_vport *vport, |
1502 | struct lpfc_nodelist *ndlp, | |
1503 | void *arg, | |
dea3101e | 1504 | uint32_t evt) |
1505 | { | |
2e0fef85 | 1506 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1507 | |
a0f2d3ef | 1508 | /* Initiator mode. */ |
2e0fef85 | 1509 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
a0f2d3ef | 1510 | |
c9f8735b | 1511 | return ndlp->nlp_state; |
dea3101e | 1512 | } |
1513 | ||
1514 | static uint32_t | |
2e0fef85 JS |
1515 | lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport, |
1516 | struct lpfc_nodelist *ndlp, | |
1517 | void *arg, | |
dea3101e | 1518 | uint32_t evt) |
1519 | { | |
2e0fef85 JS |
1520 | struct lpfc_hba *phba = vport->phba; |
1521 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
7054a606 JS |
1522 | LPFC_MBOXQ_t *mb; |
1523 | LPFC_MBOXQ_t *nextmb; | |
1524 | struct lpfc_dmabuf *mp; | |
dea3101e | 1525 | |
1526 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1527 | ||
7054a606 JS |
1528 | /* cleanup any ndlp on mbox q waiting for reglogin cmpl */ |
1529 | if ((mb = phba->sli.mbox_active)) { | |
04c68496 | 1530 | if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) && |
7054a606 | 1531 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { |
de96e9c5 | 1532 | ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; |
92d7f7b0 | 1533 | lpfc_nlp_put(ndlp); |
7054a606 JS |
1534 | mb->context2 = NULL; |
1535 | mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1536 | } | |
1537 | } | |
1538 | ||
2e0fef85 | 1539 | spin_lock_irq(&phba->hbalock); |
7054a606 | 1540 | list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { |
04c68496 | 1541 | if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) && |
7054a606 JS |
1542 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { |
1543 | mp = (struct lpfc_dmabuf *) (mb->context1); | |
1544 | if (mp) { | |
98c9ea5c | 1545 | __lpfc_mbuf_free(phba, mp->virt, mp->phys); |
7054a606 JS |
1546 | kfree(mp); |
1547 | } | |
de96e9c5 | 1548 | ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; |
92d7f7b0 | 1549 | lpfc_nlp_put(ndlp); |
7054a606 | 1550 | list_del(&mb->list); |
5ffc266e | 1551 | phba->sli.mboxq_cnt--; |
7054a606 JS |
1552 | mempool_free(mb, phba->mbox_mem_pool); |
1553 | } | |
1554 | } | |
2e0fef85 | 1555 | spin_unlock_irq(&phba->hbalock); |
7054a606 | 1556 | |
2e0fef85 | 1557 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1558 | return ndlp->nlp_state; |
dea3101e | 1559 | } |
1560 | ||
1561 | static uint32_t | |
2e0fef85 JS |
1562 | lpfc_rcv_padisc_reglogin_issue(struct lpfc_vport *vport, |
1563 | struct lpfc_nodelist *ndlp, | |
1564 | void *arg, | |
dea3101e | 1565 | uint32_t evt) |
1566 | { | |
2e0fef85 | 1567 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1568 | |
2e0fef85 | 1569 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1570 | return ndlp->nlp_state; |
dea3101e | 1571 | } |
1572 | ||
1573 | static uint32_t | |
2e0fef85 JS |
1574 | lpfc_rcv_prlo_reglogin_issue(struct lpfc_vport *vport, |
1575 | struct lpfc_nodelist *ndlp, | |
1576 | void *arg, | |
dea3101e | 1577 | uint32_t evt) |
1578 | { | |
1579 | struct lpfc_iocbq *cmdiocb; | |
1580 | ||
1581 | cmdiocb = (struct lpfc_iocbq *) arg; | |
51ef4c26 | 1582 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1583 | return ndlp->nlp_state; |
dea3101e | 1584 | } |
1585 | ||
1586 | static uint32_t | |
2e0fef85 JS |
1587 | lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport, |
1588 | struct lpfc_nodelist *ndlp, | |
1589 | void *arg, | |
1590 | uint32_t evt) | |
dea3101e | 1591 | { |
2e0fef85 | 1592 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
a0f2d3ef | 1593 | struct lpfc_hba *phba = vport->phba; |
2e0fef85 | 1594 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
04c68496 | 1595 | MAILBOX_t *mb = &pmb->u.mb; |
2e0fef85 | 1596 | uint32_t did = mb->un.varWords[1]; |
a0f2d3ef | 1597 | int rc = 0; |
dea3101e | 1598 | |
dea3101e | 1599 | if (mb->mbxStatus) { |
1600 | /* RegLogin failed */ | |
e8b62011 | 1601 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
6d368e53 JS |
1602 | "0246 RegLogin failed Data: x%x x%x x%x x%x " |
1603 | "x%x\n", | |
1604 | did, mb->mbxStatus, vport->port_state, | |
1605 | mb->un.varRegLogin.vpi, | |
1606 | mb->un.varRegLogin.rpi); | |
d0e56dad JS |
1607 | /* |
1608 | * If RegLogin failed due to lack of HBA resources do not | |
1609 | * retry discovery. | |
1610 | */ | |
1611 | if (mb->mbxStatus == MBXERR_RPI_FULL) { | |
87af33fe JS |
1612 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
1613 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); | |
d0e56dad JS |
1614 | return ndlp->nlp_state; |
1615 | } | |
1616 | ||
2e0fef85 | 1617 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
256ec0d0 JS |
1618 | mod_timer(&ndlp->nlp_delayfunc, |
1619 | jiffies + msecs_to_jiffies(1000 * 1)); | |
2e0fef85 | 1620 | spin_lock_irq(shost->host_lock); |
dea3101e | 1621 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1622 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1623 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
dea3101e | 1624 | |
2e0fef85 | 1625 | lpfc_issue_els_logo(vport, ndlp, 0); |
5024ab17 | 1626 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 | 1627 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 1628 | return ndlp->nlp_state; |
dea3101e | 1629 | } |
1630 | ||
6d368e53 | 1631 | /* SLI4 ports have preallocated logical rpis. */ |
a0f2d3ef | 1632 | if (phba->sli_rev < LPFC_SLI_REV4) |
6d368e53 JS |
1633 | ndlp->nlp_rpi = mb->un.varWords[0]; |
1634 | ||
4042629e | 1635 | ndlp->nlp_flag |= NLP_RPI_REGISTERED; |
dea3101e | 1636 | |
1637 | /* Only if we are not a fabric nport do we issue PRLI */ | |
a0f2d3ef JS |
1638 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
1639 | "3066 RegLogin Complete on x%x x%x x%x\n", | |
1640 | did, ndlp->nlp_type, ndlp->nlp_fc4_type); | |
1641 | if (!(ndlp->nlp_type & NLP_FABRIC) && | |
1642 | (phba->nvmet_support == 0)) { | |
1643 | /* The driver supports FCP and NVME concurrently. If the | |
1644 | * ndlp's nlp_fc4_type is still zero, the driver doesn't | |
1645 | * know what PRLI to send yet. Figure that out now and | |
1646 | * call PRLI depending on the outcome. | |
1647 | */ | |
1648 | if (vport->fc_flag & FC_PT2PT) { | |
1649 | /* If we are pt2pt, there is no Fabric to determine | |
1650 | * the FC4 type of the remote nport. So if NVME | |
1651 | * is configured try it. | |
1652 | */ | |
1653 | ndlp->nlp_fc4_type |= NLP_FC4_FCP; | |
1654 | if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || | |
1655 | (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) { | |
1656 | ndlp->nlp_fc4_type |= NLP_FC4_NVME; | |
1657 | /* We need to update the localport also */ | |
01649561 | 1658 | lpfc_nvme_update_localport(vport); |
a0f2d3ef JS |
1659 | } |
1660 | ||
1661 | } else if (ndlp->nlp_fc4_type == 0) { | |
1662 | rc = lpfc_ns_cmd(vport, SLI_CTNS_GFT_ID, | |
1663 | 0, ndlp->nlp_DID); | |
1664 | return ndlp->nlp_state; | |
1665 | } | |
1666 | ||
5024ab17 | 1667 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 JS |
1668 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
1669 | lpfc_issue_els_prli(vport, ndlp, 0); | |
dea3101e | 1670 | } else { |
a0f2d3ef JS |
1671 | /* Only Fabric ports should transition */ |
1672 | if (ndlp->nlp_type & NLP_FABRIC) { | |
1673 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; | |
1674 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); | |
1675 | } | |
dea3101e | 1676 | } |
c9f8735b | 1677 | return ndlp->nlp_state; |
dea3101e | 1678 | } |
1679 | ||
1680 | static uint32_t | |
2e0fef85 JS |
1681 | lpfc_device_rm_reglogin_issue(struct lpfc_vport *vport, |
1682 | struct lpfc_nodelist *ndlp, | |
1683 | void *arg, | |
dea3101e | 1684 | uint32_t evt) |
1685 | { | |
2e0fef85 JS |
1686 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1687 | ||
1688 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1689 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1690 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1691 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1692 | return ndlp->nlp_state; |
2e0fef85 JS |
1693 | } else { |
1694 | lpfc_drop_node(vport, ndlp); | |
a0f9b48d JS |
1695 | return NLP_STE_FREED_NODE; |
1696 | } | |
dea3101e | 1697 | } |
1698 | ||
1699 | static uint32_t | |
2e0fef85 JS |
1700 | lpfc_device_recov_reglogin_issue(struct lpfc_vport *vport, |
1701 | struct lpfc_nodelist *ndlp, | |
1702 | void *arg, | |
1703 | uint32_t evt) | |
dea3101e | 1704 | { |
2e0fef85 JS |
1705 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1706 | ||
92d7f7b0 JS |
1707 | /* Don't do anything that will mess up processing of the |
1708 | * previous RSCN. | |
1709 | */ | |
1710 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1711 | return ndlp->nlp_state; | |
1712 | ||
5024ab17 | 1713 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 JS |
1714 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1715 | spin_lock_irq(shost->host_lock); | |
a0f2d3ef | 1716 | |
a0f9b48d | 1717 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1718 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1719 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1720 | return ndlp->nlp_state; |
dea3101e | 1721 | } |
1722 | ||
1723 | static uint32_t | |
2e0fef85 JS |
1724 | lpfc_rcv_plogi_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1725 | void *arg, uint32_t evt) | |
dea3101e | 1726 | { |
1727 | struct lpfc_iocbq *cmdiocb; | |
1728 | ||
1729 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1730 | ||
2e0fef85 | 1731 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1732 | return ndlp->nlp_state; |
dea3101e | 1733 | } |
1734 | ||
1735 | static uint32_t | |
2e0fef85 JS |
1736 | lpfc_rcv_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1737 | void *arg, uint32_t evt) | |
dea3101e | 1738 | { |
2e0fef85 | 1739 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1740 | |
2e0fef85 | 1741 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1742 | return ndlp->nlp_state; |
dea3101e | 1743 | } |
1744 | ||
1745 | static uint32_t | |
2e0fef85 JS |
1746 | lpfc_rcv_logo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1747 | void *arg, uint32_t evt) | |
dea3101e | 1748 | { |
2e0fef85 | 1749 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1750 | |
1751 | /* Software abort outstanding PRLI before sending acc */ | |
2e0fef85 | 1752 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1753 | |
2e0fef85 | 1754 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1755 | return ndlp->nlp_state; |
dea3101e | 1756 | } |
1757 | ||
1758 | static uint32_t | |
2e0fef85 JS |
1759 | lpfc_rcv_padisc_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1760 | void *arg, uint32_t evt) | |
dea3101e | 1761 | { |
2e0fef85 | 1762 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1763 | |
2e0fef85 | 1764 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1765 | return ndlp->nlp_state; |
dea3101e | 1766 | } |
1767 | ||
1768 | /* This routine is envoked when we rcv a PRLO request from a nport | |
1769 | * we are logged into. We should send back a PRLO rsp setting the | |
1770 | * appropriate bits. | |
1771 | * NEXT STATE = PRLI_ISSUE | |
1772 | */ | |
1773 | static uint32_t | |
2e0fef85 JS |
1774 | lpfc_rcv_prlo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1775 | void *arg, uint32_t evt) | |
dea3101e | 1776 | { |
2e0fef85 | 1777 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1778 | |
51ef4c26 | 1779 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1780 | return ndlp->nlp_state; |
dea3101e | 1781 | } |
1782 | ||
1783 | static uint32_t | |
2e0fef85 JS |
1784 | lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1785 | void *arg, uint32_t evt) | |
dea3101e | 1786 | { |
92d7f7b0 | 1787 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
dea3101e | 1788 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
2e0fef85 | 1789 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 1790 | IOCB_t *irsp; |
1791 | PRLI *npr; | |
a0f2d3ef JS |
1792 | struct lpfc_nvme_prli *nvpr; |
1793 | void *temp_ptr; | |
dea3101e | 1794 | |
1795 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1796 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f2d3ef JS |
1797 | |
1798 | /* A solicited PRLI is either FCP or NVME. The PRLI cmd/rsp | |
1799 | * format is different so NULL the two PRLI types so that the | |
1800 | * driver correctly gets the correct context. | |
1801 | */ | |
1802 | npr = NULL; | |
1803 | nvpr = NULL; | |
1804 | temp_ptr = lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); | |
1805 | if (cmdiocb->iocb_flag & LPFC_PRLI_FCP_REQ) | |
1806 | npr = (PRLI *) temp_ptr; | |
1807 | else if (cmdiocb->iocb_flag & LPFC_PRLI_NVME_REQ) | |
1808 | nvpr = (struct lpfc_nvme_prli *) temp_ptr; | |
dea3101e | 1809 | |
1810 | irsp = &rspiocb->iocb; | |
1811 | if (irsp->ulpStatus) { | |
858c9f6c | 1812 | if ((vport->port_type == LPFC_NPIV_PORT) && |
3de2a653 | 1813 | vport->cfg_restrict_login) { |
858c9f6c JS |
1814 | goto out; |
1815 | } | |
a0f2d3ef JS |
1816 | |
1817 | /* The LS Req had some error. Don't let this be a | |
1818 | * target. | |
1819 | */ | |
1820 | if ((ndlp->fc4_prli_sent == 1) && | |
1821 | (ndlp->nlp_state == NLP_STE_PRLI_ISSUE) && | |
1822 | (ndlp->nlp_type & (NLP_FCP_TARGET | NLP_FCP_INITIATOR))) | |
1823 | /* The FCP PRLI completed successfully but | |
1824 | * the NVME PRLI failed. Since they are sent in | |
1825 | * succession, allow the FCP to complete. | |
1826 | */ | |
1827 | goto out_err; | |
1828 | ||
5024ab17 | 1829 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
a0f2d3ef | 1830 | ndlp->nlp_type |= NLP_FCP_INITIATOR; |
2e0fef85 | 1831 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
c9f8735b | 1832 | return ndlp->nlp_state; |
dea3101e | 1833 | } |
1834 | ||
1835 | /* Check out PRLI rsp */ | |
1836 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); | |
1837 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; | |
a0f2d3ef JS |
1838 | |
1839 | /* NVME or FCP first burst must be negotiated for each PRLI. */ | |
3cb01c57 | 1840 | ndlp->nlp_flag &= ~NLP_FIRSTBURST; |
a0f2d3ef JS |
1841 | ndlp->nvme_fb_size = 0; |
1842 | if (npr && (npr->acceptRspCode == PRLI_REQ_EXECUTED) && | |
dea3101e | 1843 | (npr->prliType == PRLI_FCP_TYPE)) { |
a0f2d3ef JS |
1844 | lpfc_printf_vlog(vport, KERN_INFO, LOG_NVME_DISC, |
1845 | "6028 FCP NPR PRLI Cmpl Init %d Target %d\n", | |
1846 | npr->initiatorFunc, | |
1847 | npr->targetFunc); | |
dea3101e | 1848 | if (npr->initiatorFunc) |
1849 | ndlp->nlp_type |= NLP_FCP_INITIATOR; | |
3cb01c57 | 1850 | if (npr->targetFunc) { |
dea3101e | 1851 | ndlp->nlp_type |= NLP_FCP_TARGET; |
3cb01c57 JS |
1852 | if (npr->writeXferRdyDis) |
1853 | ndlp->nlp_flag |= NLP_FIRSTBURST; | |
1854 | } | |
dea3101e | 1855 | if (npr->Retry) |
1856 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
a0f2d3ef JS |
1857 | |
1858 | /* PRLI completed. Decrement count. */ | |
1859 | ndlp->fc4_prli_sent--; | |
1860 | } else if (nvpr && | |
1861 | (bf_get_be32(prli_acc_rsp_code, nvpr) == | |
1862 | PRLI_REQ_EXECUTED) && | |
1863 | (bf_get_be32(prli_type_code, nvpr) == | |
1864 | PRLI_NVME_TYPE)) { | |
1865 | ||
1866 | /* Complete setting up the remote ndlp personality. */ | |
1867 | if (bf_get_be32(prli_init, nvpr)) | |
1868 | ndlp->nlp_type |= NLP_NVME_INITIATOR; | |
1869 | ||
1870 | /* Target driver cannot solicit NVME FB. */ | |
1871 | if (bf_get_be32(prli_tgt, nvpr)) { | |
1872 | ndlp->nlp_type |= NLP_NVME_TARGET; | |
1873 | if ((bf_get_be32(prli_fba, nvpr) == 1) && | |
1874 | (bf_get_be32(prli_fb_sz, nvpr) > 0) && | |
1875 | (phba->cfg_nvme_enable_fb) && | |
1876 | (!phba->nvmet_support)) { | |
1877 | /* Both sides support FB. The target's first | |
1878 | * burst size is a 512 byte encoded value. | |
1879 | */ | |
1880 | ndlp->nlp_flag |= NLP_FIRSTBURST; | |
1881 | ndlp->nvme_fb_size = bf_get_be32(prli_fb_sz, | |
1882 | nvpr); | |
1883 | } | |
1884 | } | |
1885 | ||
1886 | if (bf_get_be32(prli_recov, nvpr)) | |
1887 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
1888 | ||
1889 | lpfc_printf_vlog(vport, KERN_INFO, LOG_NVME_DISC, | |
1890 | "6029 NVME PRLI Cmpl w1 x%08x " | |
1891 | "w4 x%08x w5 x%08x flag x%x, " | |
1892 | "fcp_info x%x nlp_type x%x\n", | |
1893 | be32_to_cpu(nvpr->word1), | |
1894 | be32_to_cpu(nvpr->word4), | |
1895 | be32_to_cpu(nvpr->word5), | |
1896 | ndlp->nlp_flag, ndlp->nlp_fcp_info, | |
1897 | ndlp->nlp_type); | |
1898 | /* PRLI completed. Decrement count. */ | |
1899 | ndlp->fc4_prli_sent--; | |
dea3101e | 1900 | } |
92d7f7b0 JS |
1901 | if (!(ndlp->nlp_type & NLP_FCP_TARGET) && |
1902 | (vport->port_type == LPFC_NPIV_PORT) && | |
3de2a653 | 1903 | vport->cfg_restrict_login) { |
858c9f6c | 1904 | out: |
92d7f7b0 JS |
1905 | spin_lock_irq(shost->host_lock); |
1906 | ndlp->nlp_flag |= NLP_TARGET_REMOVE; | |
1907 | spin_unlock_irq(shost->host_lock); | |
1908 | lpfc_issue_els_logo(vport, ndlp, 0); | |
1909 | ||
1910 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; | |
87af33fe | 1911 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
92d7f7b0 JS |
1912 | return ndlp->nlp_state; |
1913 | } | |
dea3101e | 1914 | |
a0f2d3ef JS |
1915 | out_err: |
1916 | /* The ndlp state cannot move to MAPPED or UNMAPPED before all PRLIs | |
1917 | * are complete. | |
1918 | */ | |
1919 | if (ndlp->fc4_prli_sent == 0) { | |
1920 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; | |
1921 | if (ndlp->nlp_type & (NLP_FCP_TARGET | NLP_NVME_TARGET)) | |
1922 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); | |
1923 | else | |
1924 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); | |
1925 | } else | |
1926 | lpfc_printf_vlog(vport, | |
1927 | KERN_INFO, LOG_ELS, | |
1928 | "3067 PRLI's still outstanding " | |
1929 | "on x%06x - count %d, Pend Node Mode " | |
1930 | "transition...\n", | |
1931 | ndlp->nlp_DID, ndlp->fc4_prli_sent); | |
1932 | ||
c9f8735b | 1933 | return ndlp->nlp_state; |
dea3101e | 1934 | } |
1935 | ||
1936 | /*! lpfc_device_rm_prli_issue | |
92d7f7b0 JS |
1937 | * |
1938 | * \pre | |
1939 | * \post | |
1940 | * \param phba | |
1941 | * \param ndlp | |
1942 | * \param arg | |
1943 | * \param evt | |
1944 | * \return uint32_t | |
1945 | * | |
1946 | * \b Description: | |
1947 | * This routine is envoked when we a request to remove a nport we are in the | |
1948 | * process of PRLIing. We should software abort outstanding prli, unreg | |
1949 | * login, send a logout. We will change node state to UNUSED_NODE, put it | |
1950 | * on plogi list so it can be freed when LOGO completes. | |
1951 | * | |
1952 | */ | |
1953 | ||
dea3101e | 1954 | static uint32_t |
2e0fef85 JS |
1955 | lpfc_device_rm_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1956 | void *arg, uint32_t evt) | |
dea3101e | 1957 | { |
2e0fef85 JS |
1958 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1959 | ||
1960 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1961 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1962 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1963 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1964 | return ndlp->nlp_state; |
2e0fef85 | 1965 | } else { |
a0f9b48d | 1966 | /* software abort outstanding PLOGI */ |
2e0fef85 | 1967 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1968 | |
2e0fef85 | 1969 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1970 | return NLP_STE_FREED_NODE; |
1971 | } | |
dea3101e | 1972 | } |
1973 | ||
1974 | ||
1975 | /*! lpfc_device_recov_prli_issue | |
92d7f7b0 JS |
1976 | * |
1977 | * \pre | |
1978 | * \post | |
1979 | * \param phba | |
1980 | * \param ndlp | |
1981 | * \param arg | |
1982 | * \param evt | |
1983 | * \return uint32_t | |
1984 | * | |
1985 | * \b Description: | |
1986 | * The routine is envoked when the state of a device is unknown, like | |
1987 | * during a link down. We should remove the nodelist entry from the | |
1988 | * unmapped list, issue a UNREG_LOGIN, do a software abort of the | |
1989 | * outstanding PRLI command, then free the node entry. | |
1990 | */ | |
dea3101e | 1991 | static uint32_t |
2e0fef85 JS |
1992 | lpfc_device_recov_prli_issue(struct lpfc_vport *vport, |
1993 | struct lpfc_nodelist *ndlp, | |
1994 | void *arg, | |
1995 | uint32_t evt) | |
dea3101e | 1996 | { |
2e0fef85 JS |
1997 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1998 | struct lpfc_hba *phba = vport->phba; | |
1999 | ||
92d7f7b0 JS |
2000 | /* Don't do anything that will mess up processing of the |
2001 | * previous RSCN. | |
2002 | */ | |
2003 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
2004 | return ndlp->nlp_state; | |
2005 | ||
dea3101e | 2006 | /* software abort outstanding PRLI */ |
07951076 | 2007 | lpfc_els_abort(phba, ndlp); |
dea3101e | 2008 | |
5024ab17 | 2009 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
2e0fef85 JS |
2010 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
2011 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 2012 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 2013 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 2014 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 2015 | return ndlp->nlp_state; |
dea3101e | 2016 | } |
2017 | ||
086a345f JS |
2018 | static uint32_t |
2019 | lpfc_rcv_plogi_logo_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
2020 | void *arg, uint32_t evt) | |
2021 | { | |
2022 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *)arg; | |
2023 | struct ls_rjt stat; | |
2024 | ||
2025 | memset(&stat, 0, sizeof(struct ls_rjt)); | |
2026 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
2027 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
2028 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); | |
2029 | return ndlp->nlp_state; | |
2030 | } | |
2031 | ||
2032 | static uint32_t | |
2033 | lpfc_rcv_prli_logo_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
2034 | void *arg, uint32_t evt) | |
2035 | { | |
2036 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *)arg; | |
2037 | struct ls_rjt stat; | |
2038 | ||
2039 | memset(&stat, 0, sizeof(struct ls_rjt)); | |
2040 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
2041 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
2042 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); | |
2043 | return ndlp->nlp_state; | |
2044 | } | |
2045 | ||
2046 | static uint32_t | |
2047 | lpfc_rcv_logo_logo_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
2048 | void *arg, uint32_t evt) | |
2049 | { | |
2050 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); | |
2051 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *)arg; | |
2052 | ||
2053 | spin_lock_irq(shost->host_lock); | |
7c5e518c | 2054 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
086a345f JS |
2055 | spin_unlock_irq(shost->host_lock); |
2056 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); | |
2057 | return ndlp->nlp_state; | |
2058 | } | |
2059 | ||
2060 | static uint32_t | |
2061 | lpfc_rcv_padisc_logo_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
2062 | void *arg, uint32_t evt) | |
2063 | { | |
2064 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *)arg; | |
2065 | struct ls_rjt stat; | |
2066 | ||
2067 | memset(&stat, 0, sizeof(struct ls_rjt)); | |
2068 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
2069 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
2070 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); | |
2071 | return ndlp->nlp_state; | |
2072 | } | |
2073 | ||
2074 | static uint32_t | |
2075 | lpfc_rcv_prlo_logo_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
2076 | void *arg, uint32_t evt) | |
2077 | { | |
2078 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *)arg; | |
2079 | struct ls_rjt stat; | |
2080 | ||
2081 | memset(&stat, 0, sizeof(struct ls_rjt)); | |
2082 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
2083 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
2084 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); | |
2085 | return ndlp->nlp_state; | |
2086 | } | |
2087 | ||
2088 | static uint32_t | |
2089 | lpfc_cmpl_logo_logo_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
2090 | void *arg, uint32_t evt) | |
2091 | { | |
2092 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); | |
2093 | ||
2094 | ndlp->nlp_prev_state = NLP_STE_LOGO_ISSUE; | |
2095 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); | |
2096 | spin_lock_irq(shost->host_lock); | |
2097 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); | |
2098 | spin_unlock_irq(shost->host_lock); | |
2099 | lpfc_disc_set_adisc(vport, ndlp); | |
2100 | return ndlp->nlp_state; | |
2101 | } | |
2102 | ||
2103 | static uint32_t | |
2104 | lpfc_device_rm_logo_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
2105 | void *arg, uint32_t evt) | |
2106 | { | |
2107 | /* | |
2108 | * Take no action. If a LOGO is outstanding, then possibly DevLoss has | |
2109 | * timed out and is calling for Device Remove. In this case, the LOGO | |
2110 | * must be allowed to complete in state LOGO_ISSUE so that the rpi | |
2111 | * and other NLP flags are correctly cleaned up. | |
2112 | */ | |
2113 | return ndlp->nlp_state; | |
2114 | } | |
2115 | ||
2116 | static uint32_t | |
2117 | lpfc_device_recov_logo_issue(struct lpfc_vport *vport, | |
2118 | struct lpfc_nodelist *ndlp, | |
2119 | void *arg, uint32_t evt) | |
2120 | { | |
2121 | /* | |
2122 | * Device Recovery events have no meaning for a node with a LOGO | |
2123 | * outstanding. The LOGO has to complete first and handle the | |
2124 | * node from that point. | |
2125 | */ | |
2126 | return ndlp->nlp_state; | |
2127 | } | |
2128 | ||
dea3101e | 2129 | static uint32_t |
2e0fef85 JS |
2130 | lpfc_rcv_plogi_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2131 | void *arg, uint32_t evt) | |
dea3101e | 2132 | { |
2e0fef85 | 2133 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2134 | |
2e0fef85 | 2135 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 2136 | return ndlp->nlp_state; |
dea3101e | 2137 | } |
2138 | ||
2139 | static uint32_t | |
2e0fef85 JS |
2140 | lpfc_rcv_prli_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2141 | void *arg, uint32_t evt) | |
dea3101e | 2142 | { |
2e0fef85 | 2143 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2144 | |
2e0fef85 JS |
2145 | lpfc_rcv_prli(vport, ndlp, cmdiocb); |
2146 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); | |
c9f8735b | 2147 | return ndlp->nlp_state; |
dea3101e | 2148 | } |
2149 | ||
2150 | static uint32_t | |
2e0fef85 JS |
2151 | lpfc_rcv_logo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2152 | void *arg, uint32_t evt) | |
dea3101e | 2153 | { |
2e0fef85 | 2154 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2155 | |
2e0fef85 | 2156 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 2157 | return ndlp->nlp_state; |
dea3101e | 2158 | } |
2159 | ||
2160 | static uint32_t | |
2e0fef85 JS |
2161 | lpfc_rcv_padisc_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2162 | void *arg, uint32_t evt) | |
dea3101e | 2163 | { |
2e0fef85 | 2164 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2165 | |
2e0fef85 | 2166 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 2167 | return ndlp->nlp_state; |
dea3101e | 2168 | } |
2169 | ||
2170 | static uint32_t | |
2e0fef85 JS |
2171 | lpfc_rcv_prlo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2172 | void *arg, uint32_t evt) | |
dea3101e | 2173 | { |
2e0fef85 | 2174 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2175 | |
51ef4c26 | 2176 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 2177 | return ndlp->nlp_state; |
dea3101e | 2178 | } |
2179 | ||
2180 | static uint32_t | |
2e0fef85 JS |
2181 | lpfc_device_recov_unmap_node(struct lpfc_vport *vport, |
2182 | struct lpfc_nodelist *ndlp, | |
2183 | void *arg, | |
2184 | uint32_t evt) | |
dea3101e | 2185 | { |
2e0fef85 JS |
2186 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2187 | ||
5024ab17 | 2188 | ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE; |
2e0fef85 JS |
2189 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
2190 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 2191 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 JS |
2192 | spin_unlock_irq(shost->host_lock); |
2193 | lpfc_disc_set_adisc(vport, ndlp); | |
dea3101e | 2194 | |
c9f8735b | 2195 | return ndlp->nlp_state; |
dea3101e | 2196 | } |
2197 | ||
2198 | static uint32_t | |
2e0fef85 JS |
2199 | lpfc_rcv_plogi_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2200 | void *arg, uint32_t evt) | |
dea3101e | 2201 | { |
2e0fef85 | 2202 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2203 | |
2e0fef85 | 2204 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 2205 | return ndlp->nlp_state; |
dea3101e | 2206 | } |
2207 | ||
2208 | static uint32_t | |
2e0fef85 JS |
2209 | lpfc_rcv_prli_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2210 | void *arg, uint32_t evt) | |
dea3101e | 2211 | { |
2e0fef85 | 2212 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2213 | |
2e0fef85 | 2214 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 2215 | return ndlp->nlp_state; |
dea3101e | 2216 | } |
2217 | ||
2218 | static uint32_t | |
2e0fef85 JS |
2219 | lpfc_rcv_logo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2220 | void *arg, uint32_t evt) | |
dea3101e | 2221 | { |
2e0fef85 | 2222 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2223 | |
2e0fef85 | 2224 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 2225 | return ndlp->nlp_state; |
dea3101e | 2226 | } |
2227 | ||
2228 | static uint32_t | |
2e0fef85 JS |
2229 | lpfc_rcv_padisc_mapped_node(struct lpfc_vport *vport, |
2230 | struct lpfc_nodelist *ndlp, | |
2231 | void *arg, uint32_t evt) | |
dea3101e | 2232 | { |
2e0fef85 | 2233 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2234 | |
2e0fef85 | 2235 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 2236 | return ndlp->nlp_state; |
dea3101e | 2237 | } |
2238 | ||
2239 | static uint32_t | |
2e0fef85 JS |
2240 | lpfc_rcv_prlo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2241 | void *arg, uint32_t evt) | |
dea3101e | 2242 | { |
2e0fef85 JS |
2243 | struct lpfc_hba *phba = vport->phba; |
2244 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 2245 | |
2246 | /* flush the target */ | |
895427bd | 2247 | lpfc_sli_abort_iocb(vport, &phba->sli.sli3_ring[LPFC_FCP_RING], |
51ef4c26 | 2248 | ndlp->nlp_sid, 0, LPFC_CTX_TGT); |
dea3101e | 2249 | |
2250 | /* Treat like rcv logo */ | |
2e0fef85 | 2251 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
c9f8735b | 2252 | return ndlp->nlp_state; |
dea3101e | 2253 | } |
2254 | ||
2255 | static uint32_t | |
2e0fef85 JS |
2256 | lpfc_device_recov_mapped_node(struct lpfc_vport *vport, |
2257 | struct lpfc_nodelist *ndlp, | |
2258 | void *arg, | |
2259 | uint32_t evt) | |
dea3101e | 2260 | { |
2e0fef85 JS |
2261 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2262 | ||
5024ab17 | 2263 | ndlp->nlp_prev_state = NLP_STE_MAPPED_NODE; |
2e0fef85 JS |
2264 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
2265 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 2266 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 JS |
2267 | spin_unlock_irq(shost->host_lock); |
2268 | lpfc_disc_set_adisc(vport, ndlp); | |
c9f8735b | 2269 | return ndlp->nlp_state; |
dea3101e | 2270 | } |
2271 | ||
2272 | static uint32_t | |
2e0fef85 JS |
2273 | lpfc_rcv_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2274 | void *arg, uint32_t evt) | |
dea3101e | 2275 | { |
2e0fef85 JS |
2276 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2277 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 2278 | |
2279 | /* Ignore PLOGI if we have an outstanding LOGO */ | |
0d2b6b83 | 2280 | if (ndlp->nlp_flag & (NLP_LOGO_SND | NLP_LOGO_ACC)) |
c9f8735b | 2281 | return ndlp->nlp_state; |
2e0fef85 | 2282 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
0d2b6b83 | 2283 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
2e0fef85 | 2284 | spin_lock_irq(shost->host_lock); |
0d2b6b83 | 2285 | ndlp->nlp_flag &= ~(NLP_NPR_ADISC | NLP_NPR_2B_DISC); |
2e0fef85 | 2286 | spin_unlock_irq(shost->host_lock); |
0d2b6b83 JS |
2287 | } else if (!(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { |
2288 | /* send PLOGI immediately, move to PLOGI issue state */ | |
2289 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { | |
2290 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; | |
2291 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); | |
2292 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
2293 | } | |
dea3101e | 2294 | } |
c9f8735b | 2295 | return ndlp->nlp_state; |
dea3101e | 2296 | } |
2297 | ||
2298 | static uint32_t | |
2e0fef85 JS |
2299 | lpfc_rcv_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2300 | void *arg, uint32_t evt) | |
dea3101e | 2301 | { |
2e0fef85 JS |
2302 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2303 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
2304 | struct ls_rjt stat; | |
dea3101e | 2305 | |
2306 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
2307 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
2308 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
858c9f6c | 2309 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
dea3101e | 2310 | |
2311 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { | |
2312 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { | |
2e0fef85 | 2313 | spin_lock_irq(shost->host_lock); |
c9f8735b | 2314 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
5024ab17 | 2315 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
2316 | spin_unlock_irq(shost->host_lock); |
2317 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); | |
2318 | lpfc_issue_els_adisc(vport, ndlp, 0); | |
dea3101e | 2319 | } else { |
5024ab17 | 2320 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
2321 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
2322 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e | 2323 | } |
2324 | } | |
c9f8735b | 2325 | return ndlp->nlp_state; |
dea3101e | 2326 | } |
2327 | ||
2328 | static uint32_t | |
2e0fef85 JS |
2329 | lpfc_rcv_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2330 | void *arg, uint32_t evt) | |
dea3101e | 2331 | { |
2e0fef85 | 2332 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2333 | |
2e0fef85 | 2334 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 2335 | return ndlp->nlp_state; |
dea3101e | 2336 | } |
2337 | ||
2338 | static uint32_t | |
2e0fef85 JS |
2339 | lpfc_rcv_padisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2340 | void *arg, uint32_t evt) | |
dea3101e | 2341 | { |
2e0fef85 | 2342 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 2343 | |
2e0fef85 | 2344 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
33ccf8d1 JS |
2345 | /* |
2346 | * Do not start discovery if discovery is about to start | |
2347 | * or discovery in progress for this node. Starting discovery | |
2348 | * here will affect the counting of discovery threads. | |
2349 | */ | |
2fb9bd8b | 2350 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO) && |
92d7f7b0 | 2351 | !(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { |
dea3101e | 2352 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { |
92d7f7b0 | 2353 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
5024ab17 | 2354 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
2355 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
2356 | lpfc_issue_els_adisc(vport, ndlp, 0); | |
dea3101e | 2357 | } else { |
5024ab17 | 2358 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
2359 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
2360 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e | 2361 | } |
2362 | } | |
c9f8735b | 2363 | return ndlp->nlp_state; |
dea3101e | 2364 | } |
2365 | ||
2366 | static uint32_t | |
2e0fef85 JS |
2367 | lpfc_rcv_prlo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2368 | void *arg, uint32_t evt) | |
dea3101e | 2369 | { |
2e0fef85 JS |
2370 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2371 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 2372 | |
2e0fef85 | 2373 | spin_lock_irq(shost->host_lock); |
c9f8735b | 2374 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 2375 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 2376 | |
51ef4c26 | 2377 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
dea3101e | 2378 | |
2e0fef85 | 2379 | if ((ndlp->nlp_flag & NLP_DELAY_TMO) == 0) { |
256ec0d0 JS |
2380 | mod_timer(&ndlp->nlp_delayfunc, |
2381 | jiffies + msecs_to_jiffies(1000 * 1)); | |
2e0fef85 | 2382 | spin_lock_irq(shost->host_lock); |
c9f8735b JW |
2383 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2384 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
2e0fef85 | 2385 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 2386 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
c9f8735b | 2387 | } else { |
2e0fef85 | 2388 | spin_lock_irq(shost->host_lock); |
c9f8735b | 2389 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 2390 | spin_unlock_irq(shost->host_lock); |
dea3101e | 2391 | } |
c9f8735b JW |
2392 | return ndlp->nlp_state; |
2393 | } | |
dea3101e | 2394 | |
c9f8735b | 2395 | static uint32_t |
2e0fef85 JS |
2396 | lpfc_cmpl_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2397 | void *arg, uint32_t evt) | |
c9f8735b JW |
2398 | { |
2399 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 2400 | IOCB_t *irsp; |
8b455cf3 | 2401 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
c9f8735b JW |
2402 | |
2403 | cmdiocb = (struct lpfc_iocbq *) arg; | |
2404 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
2405 | |
2406 | irsp = &rspiocb->iocb; | |
2407 | if (irsp->ulpStatus) { | |
8b455cf3 | 2408 | spin_lock_irq(shost->host_lock); |
a8adb832 | 2409 | ndlp->nlp_flag |= NLP_DEFER_RM; |
8b455cf3 | 2410 | spin_unlock_irq(shost->host_lock); |
a0f9b48d JS |
2411 | return NLP_STE_FREED_NODE; |
2412 | } | |
c9f8735b JW |
2413 | return ndlp->nlp_state; |
2414 | } | |
2415 | ||
2416 | static uint32_t | |
2e0fef85 JS |
2417 | lpfc_cmpl_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2418 | void *arg, uint32_t evt) | |
c9f8735b JW |
2419 | { |
2420 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 2421 | IOCB_t *irsp; |
c9f8735b JW |
2422 | |
2423 | cmdiocb = (struct lpfc_iocbq *) arg; | |
2424 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
2425 | |
2426 | irsp = &rspiocb->iocb; | |
2427 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { | |
2e0fef85 | 2428 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
2429 | return NLP_STE_FREED_NODE; |
2430 | } | |
c9f8735b | 2431 | return ndlp->nlp_state; |
dea3101e | 2432 | } |
2433 | ||
2434 | static uint32_t | |
2e0fef85 JS |
2435 | lpfc_cmpl_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2436 | void *arg, uint32_t evt) | |
dea3101e | 2437 | { |
d7c255b2 | 2438 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
086a345f JS |
2439 | |
2440 | /* For the fabric port just clear the fc flags. */ | |
d7c255b2 JS |
2441 | if (ndlp->nlp_DID == Fabric_DID) { |
2442 | spin_lock_irq(shost->host_lock); | |
2443 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); | |
2444 | spin_unlock_irq(shost->host_lock); | |
2445 | } | |
2e0fef85 | 2446 | lpfc_unreg_rpi(vport, ndlp); |
c9f8735b JW |
2447 | return ndlp->nlp_state; |
2448 | } | |
2449 | ||
2450 | static uint32_t | |
2e0fef85 JS |
2451 | lpfc_cmpl_adisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2452 | void *arg, uint32_t evt) | |
c9f8735b JW |
2453 | { |
2454 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 2455 | IOCB_t *irsp; |
c9f8735b JW |
2456 | |
2457 | cmdiocb = (struct lpfc_iocbq *) arg; | |
2458 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
2459 | |
2460 | irsp = &rspiocb->iocb; | |
2461 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { | |
2e0fef85 | 2462 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
2463 | return NLP_STE_FREED_NODE; |
2464 | } | |
c9f8735b | 2465 | return ndlp->nlp_state; |
dea3101e | 2466 | } |
2467 | ||
2468 | static uint32_t | |
2e0fef85 JS |
2469 | lpfc_cmpl_reglogin_npr_node(struct lpfc_vport *vport, |
2470 | struct lpfc_nodelist *ndlp, | |
2471 | void *arg, uint32_t evt) | |
dea3101e | 2472 | { |
2e0fef85 | 2473 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
04c68496 | 2474 | MAILBOX_t *mb = &pmb->u.mb; |
dea3101e | 2475 | |
04c68496 | 2476 | if (!mb->mbxStatus) { |
6d368e53 JS |
2477 | /* SLI4 ports have preallocated logical rpis. */ |
2478 | if (vport->phba->sli_rev < LPFC_SLI_REV4) | |
2479 | ndlp->nlp_rpi = mb->un.varWords[0]; | |
4042629e | 2480 | ndlp->nlp_flag |= NLP_RPI_REGISTERED; |
4b7789b7 JS |
2481 | if (ndlp->nlp_flag & NLP_LOGO_ACC) { |
2482 | lpfc_unreg_rpi(vport, ndlp); | |
2483 | } | |
04c68496 | 2484 | } else { |
a0f9b48d | 2485 | if (ndlp->nlp_flag & NLP_NODEV_REMOVE) { |
2e0fef85 | 2486 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
2487 | return NLP_STE_FREED_NODE; |
2488 | } | |
2489 | } | |
c9f8735b | 2490 | return ndlp->nlp_state; |
dea3101e | 2491 | } |
2492 | ||
2493 | static uint32_t | |
2e0fef85 JS |
2494 | lpfc_device_rm_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2495 | void *arg, uint32_t evt) | |
dea3101e | 2496 | { |
2e0fef85 JS |
2497 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2498 | ||
a0f9b48d | 2499 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
2e0fef85 | 2500 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 2501 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 2502 | spin_unlock_irq(shost->host_lock); |
a0f9b48d JS |
2503 | return ndlp->nlp_state; |
2504 | } | |
2e0fef85 | 2505 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 2506 | return NLP_STE_FREED_NODE; |
dea3101e | 2507 | } |
2508 | ||
2509 | static uint32_t | |
2e0fef85 JS |
2510 | lpfc_device_recov_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2511 | void *arg, uint32_t evt) | |
dea3101e | 2512 | { |
2e0fef85 JS |
2513 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2514 | ||
92d7f7b0 JS |
2515 | /* Don't do anything that will mess up processing of the |
2516 | * previous RSCN. | |
2517 | */ | |
2518 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
2519 | return ndlp->nlp_state; | |
2520 | ||
eaf15d5b | 2521 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
2e0fef85 | 2522 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 2523 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 2524 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 2525 | return ndlp->nlp_state; |
dea3101e | 2526 | } |
2527 | ||
2528 | ||
2529 | /* This next section defines the NPort Discovery State Machine */ | |
2530 | ||
2531 | /* There are 4 different double linked lists nodelist entries can reside on. | |
2532 | * The plogi list and adisc list are used when Link Up discovery or RSCN | |
2533 | * processing is needed. Each list holds the nodes that we will send PLOGI | |
2534 | * or ADISC on. These lists will keep track of what nodes will be effected | |
2535 | * by an RSCN, or a Link Up (Typically, all nodes are effected on Link Up). | |
2536 | * The unmapped_list will contain all nodes that we have successfully logged | |
2537 | * into at the Fibre Channel level. The mapped_list will contain all nodes | |
2538 | * that are mapped FCP targets. | |
2539 | */ | |
2540 | /* | |
2541 | * The bind list is a list of undiscovered (potentially non-existent) nodes | |
2542 | * that we have saved binding information on. This information is used when | |
2543 | * nodes transition from the unmapped to the mapped list. | |
2544 | */ | |
2545 | /* For UNUSED_NODE state, the node has just been allocated . | |
2546 | * For PLOGI_ISSUE and REG_LOGIN_ISSUE, the node is on | |
2547 | * the PLOGI list. For REG_LOGIN_COMPL, the node is taken off the PLOGI list | |
2548 | * and put on the unmapped list. For ADISC processing, the node is taken off | |
2549 | * the ADISC list and placed on either the mapped or unmapped list (depending | |
2550 | * on its previous state). Once on the unmapped list, a PRLI is issued and the | |
2551 | * state changed to PRLI_ISSUE. When the PRLI completion occurs, the state is | |
2552 | * changed to UNMAPPED_NODE. If the completion indicates a mapped | |
2553 | * node, the node is taken off the unmapped list. The binding list is checked | |
2554 | * for a valid binding, or a binding is automatically assigned. If binding | |
2555 | * assignment is unsuccessful, the node is left on the unmapped list. If | |
2556 | * binding assignment is successful, the associated binding list entry (if | |
2557 | * any) is removed, and the node is placed on the mapped list. | |
2558 | */ | |
2559 | /* | |
2560 | * For a Link Down, all nodes on the ADISC, PLOGI, unmapped or mapped | |
c01f3208 | 2561 | * lists will receive a DEVICE_RECOVERY event. If the linkdown or devloss timers |
dea3101e | 2562 | * expire, all effected nodes will receive a DEVICE_RM event. |
2563 | */ | |
2564 | /* | |
2565 | * For a Link Up or RSCN, all nodes will move from the mapped / unmapped lists | |
2566 | * to either the ADISC or PLOGI list. After a Nameserver query or ALPA loopmap | |
2567 | * check, additional nodes may be added or removed (via DEVICE_RM) to / from | |
2568 | * the PLOGI or ADISC lists. Once the PLOGI and ADISC lists are populated, | |
2569 | * we will first process the ADISC list. 32 entries are processed initially and | |
2570 | * ADISC is initited for each one. Completions / Events for each node are | |
2571 | * funnelled thru the state machine. As each node finishes ADISC processing, it | |
2572 | * starts ADISC for any nodes waiting for ADISC processing. If no nodes are | |
2573 | * waiting, and the ADISC list count is identically 0, then we are done. For | |
2574 | * Link Up discovery, since all nodes on the PLOGI list are UNREG_LOGIN'ed, we | |
2575 | * can issue a CLEAR_LA and reenable Link Events. Next we will process the PLOGI | |
2576 | * list. 32 entries are processed initially and PLOGI is initited for each one. | |
2577 | * Completions / Events for each node are funnelled thru the state machine. As | |
2578 | * each node finishes PLOGI processing, it starts PLOGI for any nodes waiting | |
2579 | * for PLOGI processing. If no nodes are waiting, and the PLOGI list count is | |
2580 | * indentically 0, then we are done. We have now completed discovery / RSCN | |
2581 | * handling. Upon completion, ALL nodes should be on either the mapped or | |
2582 | * unmapped lists. | |
2583 | */ | |
2584 | ||
2585 | static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT]) | |
2e0fef85 | 2586 | (struct lpfc_vport *, struct lpfc_nodelist *, void *, uint32_t) = { |
dea3101e | 2587 | /* Action routine Event Current State */ |
2588 | lpfc_rcv_plogi_unused_node, /* RCV_PLOGI UNUSED_NODE */ | |
2589 | lpfc_rcv_els_unused_node, /* RCV_PRLI */ | |
2590 | lpfc_rcv_logo_unused_node, /* RCV_LOGO */ | |
2591 | lpfc_rcv_els_unused_node, /* RCV_ADISC */ | |
2592 | lpfc_rcv_els_unused_node, /* RCV_PDISC */ | |
2593 | lpfc_rcv_els_unused_node, /* RCV_PRLO */ | |
2594 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2595 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2596 | lpfc_cmpl_logo_unused_node, /* CMPL_LOGO */ | |
2597 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2598 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2599 | lpfc_device_rm_unused_node, /* DEVICE_RM */ | |
df9e1b59 | 2600 | lpfc_device_recov_unused_node, /* DEVICE_RECOVERY */ |
dea3101e | 2601 | |
2602 | lpfc_rcv_plogi_plogi_issue, /* RCV_PLOGI PLOGI_ISSUE */ | |
92d7f7b0 | 2603 | lpfc_rcv_prli_plogi_issue, /* RCV_PRLI */ |
c9f8735b | 2604 | lpfc_rcv_logo_plogi_issue, /* RCV_LOGO */ |
dea3101e | 2605 | lpfc_rcv_els_plogi_issue, /* RCV_ADISC */ |
2606 | lpfc_rcv_els_plogi_issue, /* RCV_PDISC */ | |
2607 | lpfc_rcv_els_plogi_issue, /* RCV_PRLO */ | |
2608 | lpfc_cmpl_plogi_plogi_issue, /* CMPL_PLOGI */ | |
2609 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
0ff10d46 | 2610 | lpfc_cmpl_logo_plogi_issue, /* CMPL_LOGO */ |
dea3101e | 2611 | lpfc_disc_illegal, /* CMPL_ADISC */ |
0ff10d46 | 2612 | lpfc_cmpl_reglogin_plogi_issue,/* CMPL_REG_LOGIN */ |
dea3101e | 2613 | lpfc_device_rm_plogi_issue, /* DEVICE_RM */ |
2614 | lpfc_device_recov_plogi_issue, /* DEVICE_RECOVERY */ | |
2615 | ||
2616 | lpfc_rcv_plogi_adisc_issue, /* RCV_PLOGI ADISC_ISSUE */ | |
2617 | lpfc_rcv_prli_adisc_issue, /* RCV_PRLI */ | |
2618 | lpfc_rcv_logo_adisc_issue, /* RCV_LOGO */ | |
2619 | lpfc_rcv_padisc_adisc_issue, /* RCV_ADISC */ | |
2620 | lpfc_rcv_padisc_adisc_issue, /* RCV_PDISC */ | |
2621 | lpfc_rcv_prlo_adisc_issue, /* RCV_PRLO */ | |
2622 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2623 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2624 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2625 | lpfc_cmpl_adisc_adisc_issue, /* CMPL_ADISC */ | |
2626 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2627 | lpfc_device_rm_adisc_issue, /* DEVICE_RM */ | |
2628 | lpfc_device_recov_adisc_issue, /* DEVICE_RECOVERY */ | |
2629 | ||
2630 | lpfc_rcv_plogi_reglogin_issue, /* RCV_PLOGI REG_LOGIN_ISSUE */ | |
2631 | lpfc_rcv_prli_reglogin_issue, /* RCV_PLOGI */ | |
2632 | lpfc_rcv_logo_reglogin_issue, /* RCV_LOGO */ | |
2633 | lpfc_rcv_padisc_reglogin_issue, /* RCV_ADISC */ | |
2634 | lpfc_rcv_padisc_reglogin_issue, /* RCV_PDISC */ | |
2635 | lpfc_rcv_prlo_reglogin_issue, /* RCV_PRLO */ | |
87af33fe | 2636 | lpfc_cmpl_plogi_illegal, /* CMPL_PLOGI */ |
dea3101e | 2637 | lpfc_disc_illegal, /* CMPL_PRLI */ |
2638 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2639 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2640 | lpfc_cmpl_reglogin_reglogin_issue,/* CMPL_REG_LOGIN */ | |
2641 | lpfc_device_rm_reglogin_issue, /* DEVICE_RM */ | |
2642 | lpfc_device_recov_reglogin_issue,/* DEVICE_RECOVERY */ | |
2643 | ||
2644 | lpfc_rcv_plogi_prli_issue, /* RCV_PLOGI PRLI_ISSUE */ | |
2645 | lpfc_rcv_prli_prli_issue, /* RCV_PRLI */ | |
2646 | lpfc_rcv_logo_prli_issue, /* RCV_LOGO */ | |
2647 | lpfc_rcv_padisc_prli_issue, /* RCV_ADISC */ | |
2648 | lpfc_rcv_padisc_prli_issue, /* RCV_PDISC */ | |
2649 | lpfc_rcv_prlo_prli_issue, /* RCV_PRLO */ | |
87af33fe | 2650 | lpfc_cmpl_plogi_illegal, /* CMPL_PLOGI */ |
dea3101e | 2651 | lpfc_cmpl_prli_prli_issue, /* CMPL_PRLI */ |
2652 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2653 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2654 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2655 | lpfc_device_rm_prli_issue, /* DEVICE_RM */ | |
2656 | lpfc_device_recov_prli_issue, /* DEVICE_RECOVERY */ | |
2657 | ||
086a345f JS |
2658 | lpfc_rcv_plogi_logo_issue, /* RCV_PLOGI LOGO_ISSUE */ |
2659 | lpfc_rcv_prli_logo_issue, /* RCV_PRLI */ | |
2660 | lpfc_rcv_logo_logo_issue, /* RCV_LOGO */ | |
2661 | lpfc_rcv_padisc_logo_issue, /* RCV_ADISC */ | |
2662 | lpfc_rcv_padisc_logo_issue, /* RCV_PDISC */ | |
2663 | lpfc_rcv_prlo_logo_issue, /* RCV_PRLO */ | |
2664 | lpfc_cmpl_plogi_illegal, /* CMPL_PLOGI */ | |
2665 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2666 | lpfc_cmpl_logo_logo_issue, /* CMPL_LOGO */ | |
2667 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2668 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2669 | lpfc_device_rm_logo_issue, /* DEVICE_RM */ | |
2670 | lpfc_device_recov_logo_issue, /* DEVICE_RECOVERY */ | |
2671 | ||
dea3101e | 2672 | lpfc_rcv_plogi_unmap_node, /* RCV_PLOGI UNMAPPED_NODE */ |
2673 | lpfc_rcv_prli_unmap_node, /* RCV_PRLI */ | |
2674 | lpfc_rcv_logo_unmap_node, /* RCV_LOGO */ | |
2675 | lpfc_rcv_padisc_unmap_node, /* RCV_ADISC */ | |
2676 | lpfc_rcv_padisc_unmap_node, /* RCV_PDISC */ | |
2677 | lpfc_rcv_prlo_unmap_node, /* RCV_PRLO */ | |
2678 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2679 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2680 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2681 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2682 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2683 | lpfc_disc_illegal, /* DEVICE_RM */ | |
2684 | lpfc_device_recov_unmap_node, /* DEVICE_RECOVERY */ | |
2685 | ||
2686 | lpfc_rcv_plogi_mapped_node, /* RCV_PLOGI MAPPED_NODE */ | |
2687 | lpfc_rcv_prli_mapped_node, /* RCV_PRLI */ | |
2688 | lpfc_rcv_logo_mapped_node, /* RCV_LOGO */ | |
2689 | lpfc_rcv_padisc_mapped_node, /* RCV_ADISC */ | |
2690 | lpfc_rcv_padisc_mapped_node, /* RCV_PDISC */ | |
2691 | lpfc_rcv_prlo_mapped_node, /* RCV_PRLO */ | |
2692 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2693 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2694 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2695 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2696 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2697 | lpfc_disc_illegal, /* DEVICE_RM */ | |
2698 | lpfc_device_recov_mapped_node, /* DEVICE_RECOVERY */ | |
2699 | ||
2700 | lpfc_rcv_plogi_npr_node, /* RCV_PLOGI NPR_NODE */ | |
2701 | lpfc_rcv_prli_npr_node, /* RCV_PRLI */ | |
2702 | lpfc_rcv_logo_npr_node, /* RCV_LOGO */ | |
2703 | lpfc_rcv_padisc_npr_node, /* RCV_ADISC */ | |
2704 | lpfc_rcv_padisc_npr_node, /* RCV_PDISC */ | |
2705 | lpfc_rcv_prlo_npr_node, /* RCV_PRLO */ | |
c9f8735b JW |
2706 | lpfc_cmpl_plogi_npr_node, /* CMPL_PLOGI */ |
2707 | lpfc_cmpl_prli_npr_node, /* CMPL_PRLI */ | |
dea3101e | 2708 | lpfc_cmpl_logo_npr_node, /* CMPL_LOGO */ |
c9f8735b | 2709 | lpfc_cmpl_adisc_npr_node, /* CMPL_ADISC */ |
dea3101e | 2710 | lpfc_cmpl_reglogin_npr_node, /* CMPL_REG_LOGIN */ |
2711 | lpfc_device_rm_npr_node, /* DEVICE_RM */ | |
2712 | lpfc_device_recov_npr_node, /* DEVICE_RECOVERY */ | |
2713 | }; | |
2714 | ||
2715 | int | |
2e0fef85 JS |
2716 | lpfc_disc_state_machine(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2717 | void *arg, uint32_t evt) | |
dea3101e | 2718 | { |
2719 | uint32_t cur_state, rc; | |
2e0fef85 | 2720 | uint32_t(*func) (struct lpfc_vport *, struct lpfc_nodelist *, void *, |
dea3101e | 2721 | uint32_t); |
e47c9093 JS |
2722 | uint32_t got_ndlp = 0; |
2723 | ||
2724 | if (lpfc_nlp_get(ndlp)) | |
2725 | got_ndlp = 1; | |
dea3101e | 2726 | |
dea3101e | 2727 | cur_state = ndlp->nlp_state; |
2728 | ||
2729 | /* DSM in event <evt> on NPort <nlp_DID> in state <cur_state> */ | |
e8b62011 JS |
2730 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
2731 | "0211 DSM in event x%x on NPort x%x in " | |
2732 | "state %d Data: x%x\n", | |
2733 | evt, ndlp->nlp_DID, cur_state, ndlp->nlp_flag); | |
dea3101e | 2734 | |
858c9f6c JS |
2735 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2736 | "DSM in: evt:%d ste:%d did:x%x", | |
2737 | evt, cur_state, ndlp->nlp_DID); | |
2738 | ||
dea3101e | 2739 | func = lpfc_disc_action[(cur_state * NLP_EVT_MAX_EVENT) + evt]; |
2e0fef85 | 2740 | rc = (func) (vport, ndlp, arg, evt); |
dea3101e | 2741 | |
2742 | /* DSM out state <rc> on NPort <nlp_DID> */ | |
e47c9093 JS |
2743 | if (got_ndlp) { |
2744 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, | |
e8b62011 JS |
2745 | "0212 DSM out state %d on NPort x%x Data: x%x\n", |
2746 | rc, ndlp->nlp_DID, ndlp->nlp_flag); | |
dea3101e | 2747 | |
e47c9093 JS |
2748 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2749 | "DSM out: ste:%d did:x%x flg:x%x", | |
2750 | rc, ndlp->nlp_DID, ndlp->nlp_flag); | |
2751 | /* Decrement the ndlp reference count held for this function */ | |
2752 | lpfc_nlp_put(ndlp); | |
2753 | } else { | |
2754 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, | |
d7c255b2 | 2755 | "0213 DSM out state %d on NPort free\n", rc); |
858c9f6c | 2756 | |
e47c9093 JS |
2757 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2758 | "DSM out: ste:%d did:x%x flg:x%x", | |
2759 | rc, 0, 0); | |
2760 | } | |
dea3101e | 2761 | |
c9f8735b | 2762 | return rc; |
dea3101e | 2763 | } |