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. * |
9413afff | 4 | * Copyright (C) 2004-2007 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> | |
24 | #include <linux/interrupt.h> | |
25 | ||
91886523 | 26 | #include <scsi/scsi.h> |
dea3101e | 27 | #include <scsi/scsi_device.h> |
28 | #include <scsi/scsi_host.h> | |
29 | #include <scsi/scsi_transport_fc.h> | |
30 | ||
31 | #include "lpfc_hw.h" | |
32 | #include "lpfc_sli.h" | |
33 | #include "lpfc_disc.h" | |
34 | #include "lpfc_scsi.h" | |
35 | #include "lpfc.h" | |
36 | #include "lpfc_logmsg.h" | |
37 | #include "lpfc_crtn.h" | |
92d7f7b0 | 38 | #include "lpfc_vport.h" |
858c9f6c | 39 | #include "lpfc_debugfs.h" |
dea3101e | 40 | |
41 | ||
42 | /* Called to verify a rcv'ed ADISC was intended for us. */ | |
43 | static int | |
2e0fef85 JS |
44 | lpfc_check_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
45 | struct lpfc_name *nn, struct lpfc_name *pn) | |
dea3101e | 46 | { |
47 | /* Compare the ADISC rsp WWNN / WWPN matches our internal node | |
48 | * table entry for that node. | |
49 | */ | |
2e0fef85 | 50 | if (memcmp(nn, &ndlp->nlp_nodename, sizeof (struct lpfc_name))) |
c9f8735b | 51 | return 0; |
dea3101e | 52 | |
2e0fef85 | 53 | if (memcmp(pn, &ndlp->nlp_portname, sizeof (struct lpfc_name))) |
c9f8735b | 54 | return 0; |
dea3101e | 55 | |
56 | /* we match, return success */ | |
c9f8735b | 57 | return 1; |
dea3101e | 58 | } |
59 | ||
dea3101e | 60 | int |
2e0fef85 JS |
61 | lpfc_check_sparm(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
62 | struct serv_parm * sp, uint32_t class) | |
dea3101e | 63 | { |
2e0fef85 | 64 | volatile struct serv_parm *hsp = &vport->fc_sparam; |
2fb70f79 JSEC |
65 | uint16_t hsp_value, ssp_value = 0; |
66 | ||
67 | /* | |
68 | * The receive data field size and buffer-to-buffer receive data field | |
69 | * size entries are 16 bits but are represented as two 8-bit fields in | |
70 | * the driver data structure to account for rsvd bits and other control | |
71 | * bits. Reconstruct and compare the fields as a 16-bit values before | |
72 | * correcting the byte values. | |
73 | */ | |
dea3101e | 74 | if (sp->cls1.classValid) { |
2fb70f79 JSEC |
75 | hsp_value = (hsp->cls1.rcvDataSizeMsb << 8) | |
76 | hsp->cls1.rcvDataSizeLsb; | |
77 | ssp_value = (sp->cls1.rcvDataSizeMsb << 8) | | |
78 | sp->cls1.rcvDataSizeLsb; | |
92d7f7b0 JS |
79 | if (!ssp_value) |
80 | goto bad_service_param; | |
2fb70f79 | 81 | if (ssp_value > hsp_value) { |
dea3101e | 82 | sp->cls1.rcvDataSizeLsb = hsp->cls1.rcvDataSizeLsb; |
2fb70f79 JSEC |
83 | sp->cls1.rcvDataSizeMsb = hsp->cls1.rcvDataSizeMsb; |
84 | } | |
dea3101e | 85 | } else if (class == CLASS1) { |
92d7f7b0 | 86 | goto bad_service_param; |
dea3101e | 87 | } |
88 | ||
89 | if (sp->cls2.classValid) { | |
2fb70f79 JSEC |
90 | hsp_value = (hsp->cls2.rcvDataSizeMsb << 8) | |
91 | hsp->cls2.rcvDataSizeLsb; | |
92 | ssp_value = (sp->cls2.rcvDataSizeMsb << 8) | | |
93 | sp->cls2.rcvDataSizeLsb; | |
92d7f7b0 JS |
94 | if (!ssp_value) |
95 | goto bad_service_param; | |
2fb70f79 | 96 | if (ssp_value > hsp_value) { |
dea3101e | 97 | sp->cls2.rcvDataSizeLsb = hsp->cls2.rcvDataSizeLsb; |
2fb70f79 JSEC |
98 | sp->cls2.rcvDataSizeMsb = hsp->cls2.rcvDataSizeMsb; |
99 | } | |
dea3101e | 100 | } else if (class == CLASS2) { |
92d7f7b0 | 101 | goto bad_service_param; |
dea3101e | 102 | } |
103 | ||
104 | if (sp->cls3.classValid) { | |
2fb70f79 JSEC |
105 | hsp_value = (hsp->cls3.rcvDataSizeMsb << 8) | |
106 | hsp->cls3.rcvDataSizeLsb; | |
107 | ssp_value = (sp->cls3.rcvDataSizeMsb << 8) | | |
108 | sp->cls3.rcvDataSizeLsb; | |
92d7f7b0 JS |
109 | if (!ssp_value) |
110 | goto bad_service_param; | |
2fb70f79 | 111 | if (ssp_value > hsp_value) { |
dea3101e | 112 | sp->cls3.rcvDataSizeLsb = hsp->cls3.rcvDataSizeLsb; |
2fb70f79 JSEC |
113 | sp->cls3.rcvDataSizeMsb = hsp->cls3.rcvDataSizeMsb; |
114 | } | |
dea3101e | 115 | } else if (class == CLASS3) { |
92d7f7b0 | 116 | goto bad_service_param; |
dea3101e | 117 | } |
118 | ||
2fb70f79 JSEC |
119 | /* |
120 | * Preserve the upper four bits of the MSB from the PLOGI response. | |
121 | * These bits contain the Buffer-to-Buffer State Change Number | |
122 | * from the target and need to be passed to the FW. | |
123 | */ | |
124 | hsp_value = (hsp->cmn.bbRcvSizeMsb << 8) | hsp->cmn.bbRcvSizeLsb; | |
125 | ssp_value = (sp->cmn.bbRcvSizeMsb << 8) | sp->cmn.bbRcvSizeLsb; | |
126 | if (ssp_value > hsp_value) { | |
dea3101e | 127 | sp->cmn.bbRcvSizeLsb = hsp->cmn.bbRcvSizeLsb; |
2fb70f79 JSEC |
128 | sp->cmn.bbRcvSizeMsb = (sp->cmn.bbRcvSizeMsb & 0xF0) | |
129 | (hsp->cmn.bbRcvSizeMsb & 0x0F); | |
130 | } | |
dea3101e | 131 | |
dea3101e | 132 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, sizeof (struct lpfc_name)); |
133 | memcpy(&ndlp->nlp_portname, &sp->portName, sizeof (struct lpfc_name)); | |
2fb70f79 | 134 | return 1; |
92d7f7b0 | 135 | bad_service_param: |
e8b62011 JS |
136 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
137 | "0207 Device %x " | |
138 | "(%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x) sent " | |
139 | "invalid service parameters. Ignoring device.\n", | |
140 | ndlp->nlp_DID, | |
141 | sp->nodeName.u.wwn[0], sp->nodeName.u.wwn[1], | |
142 | sp->nodeName.u.wwn[2], sp->nodeName.u.wwn[3], | |
143 | sp->nodeName.u.wwn[4], sp->nodeName.u.wwn[5], | |
144 | sp->nodeName.u.wwn[6], sp->nodeName.u.wwn[7]); | |
92d7f7b0 | 145 | return 0; |
dea3101e | 146 | } |
147 | ||
148 | static void * | |
2e0fef85 | 149 | lpfc_check_elscmpl_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
92d7f7b0 | 150 | struct lpfc_iocbq *rspiocb) |
dea3101e | 151 | { |
152 | struct lpfc_dmabuf *pcmd, *prsp; | |
153 | uint32_t *lp; | |
154 | void *ptr = NULL; | |
155 | IOCB_t *irsp; | |
156 | ||
157 | irsp = &rspiocb->iocb; | |
158 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
159 | ||
160 | /* For lpfc_els_abort, context2 could be zero'ed to delay | |
161 | * freeing associated memory till after ABTS completes. | |
162 | */ | |
163 | if (pcmd) { | |
164 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, | |
165 | list); | |
166 | if (prsp) { | |
167 | lp = (uint32_t *) prsp->virt; | |
168 | ptr = (void *)((uint8_t *)lp + sizeof(uint32_t)); | |
169 | } | |
2fe165b6 | 170 | } else { |
dea3101e | 171 | /* Force ulpStatus error since we are returning NULL ptr */ |
172 | if (!(irsp->ulpStatus)) { | |
173 | irsp->ulpStatus = IOSTAT_LOCAL_REJECT; | |
174 | irsp->un.ulpWord[4] = IOERR_SLI_ABORTED; | |
175 | } | |
176 | ptr = NULL; | |
177 | } | |
c9f8735b | 178 | return ptr; |
dea3101e | 179 | } |
180 | ||
181 | ||
182 | /* | |
183 | * Free resources / clean up outstanding I/Os | |
184 | * associated with a LPFC_NODELIST entry. This | |
185 | * routine effectively results in a "software abort". | |
186 | */ | |
187 | int | |
2e0fef85 | 188 | lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) |
dea3101e | 189 | { |
2534ba75 | 190 | LIST_HEAD(completions); |
2e0fef85 JS |
191 | struct lpfc_sli *psli = &phba->sli; |
192 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; | |
dea3101e | 193 | struct lpfc_iocbq *iocb, *next_iocb; |
2534ba75 | 194 | IOCB_t *cmd; |
dea3101e | 195 | |
196 | /* Abort outstanding I/O on NPort <nlp_DID> */ | |
e8b62011 JS |
197 | lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_DISCOVERY, |
198 | "0205 Abort outstanding I/O on NPort x%x " | |
199 | "Data: x%x x%x x%x\n", | |
200 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, | |
201 | ndlp->nlp_rpi); | |
92d7f7b0 JS |
202 | |
203 | lpfc_fabric_abort_nport(ndlp); | |
dea3101e | 204 | |
dea3101e | 205 | /* First check the txq */ |
2e0fef85 | 206 | spin_lock_irq(&phba->hbalock); |
2534ba75 | 207 | list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) { |
858c9f6c | 208 | /* Check to see if iocb matches the nport we are looking for */ |
2534ba75 | 209 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) { |
858c9f6c | 210 | /* It matches, so deque and call compl with anp error */ |
2534ba75 JS |
211 | list_move_tail(&iocb->list, &completions); |
212 | pring->txq_cnt--; | |
dea3101e | 213 | } |
2534ba75 | 214 | } |
dea3101e | 215 | |
dea3101e | 216 | /* Next check the txcmplq */ |
07951076 | 217 | list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq, list) { |
858c9f6c | 218 | /* Check to see if iocb matches the nport we are looking for */ |
92d7f7b0 | 219 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) { |
07951076 | 220 | lpfc_sli_issue_abort_iotag(phba, pring, iocb); |
92d7f7b0 | 221 | } |
07951076 | 222 | } |
2e0fef85 | 223 | spin_unlock_irq(&phba->hbalock); |
dea3101e | 224 | |
2534ba75 JS |
225 | while (!list_empty(&completions)) { |
226 | iocb = list_get_first(&completions, struct lpfc_iocbq, list); | |
227 | cmd = &iocb->iocb; | |
92d7f7b0 | 228 | list_del_init(&iocb->list); |
2534ba75 | 229 | |
2e0fef85 JS |
230 | if (!iocb->iocb_cmpl) |
231 | lpfc_sli_release_iocbq(phba, iocb); | |
232 | else { | |
2534ba75 JS |
233 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
234 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; | |
235 | (iocb->iocb_cmpl) (phba, iocb, iocb); | |
2e0fef85 | 236 | } |
2534ba75 JS |
237 | } |
238 | ||
dea3101e | 239 | /* If we are delaying issuing an ELS command, cancel it */ |
fdcebe28 | 240 | if (ndlp->nlp_flag & NLP_DELAY_TMO) |
2e0fef85 | 241 | lpfc_cancel_retry_delay_tmo(phba->pport, ndlp); |
c9f8735b | 242 | return 0; |
dea3101e | 243 | } |
244 | ||
245 | static int | |
2e0fef85 | 246 | lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
92d7f7b0 | 247 | struct lpfc_iocbq *cmdiocb) |
dea3101e | 248 | { |
2e0fef85 JS |
249 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
250 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 251 | struct lpfc_dmabuf *pcmd; |
252 | uint32_t *lp; | |
253 | IOCB_t *icmd; | |
254 | struct serv_parm *sp; | |
255 | LPFC_MBOXQ_t *mbox; | |
256 | struct ls_rjt stat; | |
257 | int rc; | |
258 | ||
259 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
2e0fef85 | 260 | if (vport->port_state <= LPFC_FLOGI) { |
dea3101e | 261 | /* Before responding to PLOGI, check for pt2pt mode. |
262 | * If we are pt2pt, with an outstanding FLOGI, abort | |
263 | * the FLOGI and resend it first. | |
264 | */ | |
2e0fef85 | 265 | if (vport->fc_flag & FC_PT2PT) { |
92d7f7b0 | 266 | lpfc_els_abort_flogi(phba); |
2e0fef85 | 267 | if (!(vport->fc_flag & FC_PT2PT_PLOGI)) { |
dea3101e | 268 | /* If the other side is supposed to initiate |
269 | * the PLOGI anyway, just ACC it now and | |
270 | * move on with discovery. | |
271 | */ | |
272 | phba->fc_edtov = FF_DEF_EDTOV; | |
273 | phba->fc_ratov = FF_DEF_RATOV; | |
274 | /* Start discovery - this should just do | |
275 | CLEAR_LA */ | |
2e0fef85 | 276 | lpfc_disc_start(vport); |
ed957684 | 277 | } else |
2e0fef85 | 278 | lpfc_initial_flogi(vport); |
2fe165b6 | 279 | } else { |
dea3101e | 280 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; |
281 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
2e0fef85 | 282 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, |
858c9f6c | 283 | ndlp, NULL); |
dea3101e | 284 | return 0; |
285 | } | |
286 | } | |
287 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
288 | lp = (uint32_t *) pcmd->virt; | |
289 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); | |
2e0fef85 | 290 | if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3) == 0)) { |
dea3101e | 291 | /* Reject this request because invalid parameters */ |
292 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
293 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; | |
858c9f6c JS |
294 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
295 | NULL); | |
c9f8735b | 296 | return 0; |
dea3101e | 297 | } |
298 | icmd = &cmdiocb->iocb; | |
299 | ||
300 | /* PLOGI chkparm OK */ | |
e8b62011 JS |
301 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
302 | "0114 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", | |
303 | ndlp->nlp_DID, ndlp->nlp_state, ndlp->nlp_flag, | |
304 | ndlp->nlp_rpi); | |
dea3101e | 305 | |
3de2a653 | 306 | if (vport->cfg_fcp_class == 2 && sp->cls2.classValid) |
dea3101e | 307 | ndlp->nlp_fcp_info |= CLASS2; |
ed957684 | 308 | else |
dea3101e | 309 | ndlp->nlp_fcp_info |= CLASS3; |
2e0fef85 | 310 | |
dea3101e | 311 | ndlp->nlp_class_sup = 0; |
312 | if (sp->cls1.classValid) | |
313 | ndlp->nlp_class_sup |= FC_COS_CLASS1; | |
314 | if (sp->cls2.classValid) | |
315 | ndlp->nlp_class_sup |= FC_COS_CLASS2; | |
316 | if (sp->cls3.classValid) | |
317 | ndlp->nlp_class_sup |= FC_COS_CLASS3; | |
318 | if (sp->cls4.classValid) | |
319 | ndlp->nlp_class_sup |= FC_COS_CLASS4; | |
320 | ndlp->nlp_maxframe = | |
321 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; | |
322 | ||
323 | /* no need to reg_login if we are already in one of these states */ | |
2fe165b6 | 324 | switch (ndlp->nlp_state) { |
dea3101e | 325 | case NLP_STE_NPR_NODE: |
326 | if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) | |
327 | break; | |
328 | case NLP_STE_REG_LOGIN_ISSUE: | |
329 | case NLP_STE_PRLI_ISSUE: | |
330 | case NLP_STE_UNMAPPED_NODE: | |
331 | case NLP_STE_MAPPED_NODE: | |
51ef4c26 | 332 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, NULL); |
c9f8735b | 333 | return 1; |
dea3101e | 334 | } |
335 | ||
92d7f7b0 JS |
336 | if ((vport->fc_flag & FC_PT2PT) && |
337 | !(vport->fc_flag & FC_PT2PT_PLOGI)) { | |
dea3101e | 338 | /* rcv'ed PLOGI decides what our NPortId will be */ |
2e0fef85 | 339 | vport->fc_myDID = icmd->un.rcvels.parmRo; |
dea3101e | 340 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
341 | if (mbox == NULL) | |
342 | goto out; | |
343 | lpfc_config_link(phba, mbox); | |
344 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
ed957684 | 345 | mbox->vport = vport; |
dea3101e | 346 | rc = lpfc_sli_issue_mbox |
347 | (phba, mbox, (MBX_NOWAIT | MBX_STOP_IOCB)); | |
348 | if (rc == MBX_NOT_FINISHED) { | |
92d7f7b0 | 349 | mempool_free(mbox, phba->mbox_mem_pool); |
dea3101e | 350 | goto out; |
351 | } | |
352 | ||
2e0fef85 | 353 | lpfc_can_disctmo(vport); |
dea3101e | 354 | } |
355 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
2e0fef85 | 356 | if (!mbox) |
dea3101e | 357 | goto out; |
358 | ||
92d7f7b0 JS |
359 | rc = lpfc_reg_login(phba, vport->vpi, icmd->un.rcvels.remoteID, |
360 | (uint8_t *) sp, mbox, 0); | |
2e0fef85 JS |
361 | if (rc) { |
362 | mempool_free(mbox, phba->mbox_mem_pool); | |
dea3101e | 363 | goto out; |
364 | } | |
365 | ||
366 | /* ACC PLOGI rsp command needs to execute first, | |
367 | * queue this mbox command to be processed later. | |
368 | */ | |
369 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; | |
329f9bc7 JS |
370 | /* |
371 | * mbox->context2 = lpfc_nlp_get(ndlp) deferred until mailbox | |
372 | * command issued in lpfc_cmpl_els_acc(). | |
373 | */ | |
2e0fef85 JS |
374 | mbox->vport = vport; |
375 | spin_lock_irq(shost->host_lock); | |
5024ab17 | 376 | ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI); |
2e0fef85 | 377 | spin_unlock_irq(shost->host_lock); |
dea3101e | 378 | |
33ccf8d1 JS |
379 | /* |
380 | * If there is an outstanding PLOGI issued, abort it before | |
381 | * sending ACC rsp for received PLOGI. If pending plogi | |
382 | * is not canceled here, the plogi will be rejected by | |
383 | * remote port and will be retried. On a configuration with | |
384 | * single discovery thread, this will cause a huge delay in | |
385 | * discovery. Also this will cause multiple state machines | |
386 | * running in parallel for this node. | |
387 | */ | |
388 | if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) { | |
389 | /* software abort outstanding PLOGI */ | |
07951076 | 390 | lpfc_els_abort(phba, ndlp); |
33ccf8d1 JS |
391 | } |
392 | ||
858c9f6c | 393 | if ((vport->port_type == LPFC_NPIV_PORT && |
3de2a653 | 394 | vport->cfg_restrict_login)) { |
858c9f6c JS |
395 | |
396 | /* In order to preserve RPIs, we want to cleanup | |
397 | * the default RPI the firmware created to rcv | |
398 | * this ELS request. The only way to do this is | |
399 | * to register, then unregister the RPI. | |
400 | */ | |
401 | spin_lock_irq(shost->host_lock); | |
402 | ndlp->nlp_flag |= NLP_RM_DFLT_RPI; | |
403 | spin_unlock_irq(shost->host_lock); | |
404 | stat.un.b.lsRjtRsnCode = LSRJT_INVALID_CMD; | |
405 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
406 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, | |
407 | ndlp, mbox); | |
408 | return 1; | |
409 | } | |
51ef4c26 | 410 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox); |
c9f8735b | 411 | return 1; |
dea3101e | 412 | |
413 | out: | |
414 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
415 | stat.un.b.lsRjtRsnCodeExp = LSEXP_OUT_OF_RESOURCE; | |
858c9f6c | 416 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
c9f8735b | 417 | return 0; |
dea3101e | 418 | } |
419 | ||
420 | static int | |
2e0fef85 | 421 | lpfc_rcv_padisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
dea3101e | 422 | struct lpfc_iocbq *cmdiocb) |
423 | { | |
2e0fef85 | 424 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
dea3101e | 425 | struct lpfc_dmabuf *pcmd; |
2e0fef85 JS |
426 | struct serv_parm *sp; |
427 | struct lpfc_name *pnn, *ppn; | |
dea3101e | 428 | struct ls_rjt stat; |
429 | ADISC *ap; | |
430 | IOCB_t *icmd; | |
431 | uint32_t *lp; | |
432 | uint32_t cmd; | |
433 | ||
434 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
435 | lp = (uint32_t *) pcmd->virt; | |
436 | ||
437 | cmd = *lp++; | |
438 | if (cmd == ELS_CMD_ADISC) { | |
439 | ap = (ADISC *) lp; | |
440 | pnn = (struct lpfc_name *) & ap->nodeName; | |
441 | ppn = (struct lpfc_name *) & ap->portName; | |
442 | } else { | |
443 | sp = (struct serv_parm *) lp; | |
444 | pnn = (struct lpfc_name *) & sp->nodeName; | |
445 | ppn = (struct lpfc_name *) & sp->portName; | |
446 | } | |
447 | ||
448 | icmd = &cmdiocb->iocb; | |
2e0fef85 | 449 | if (icmd->ulpStatus == 0 && lpfc_check_adisc(vport, ndlp, pnn, ppn)) { |
dea3101e | 450 | if (cmd == ELS_CMD_ADISC) { |
2e0fef85 | 451 | lpfc_els_rsp_adisc_acc(vport, cmdiocb, ndlp); |
2fe165b6 | 452 | } else { |
2e0fef85 | 453 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, |
51ef4c26 | 454 | NULL); |
dea3101e | 455 | } |
c9f8735b | 456 | return 1; |
dea3101e | 457 | } |
458 | /* Reject this request because invalid parameters */ | |
459 | stat.un.b.lsRjtRsvd0 = 0; | |
460 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
461 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; | |
462 | stat.un.b.vendorUnique = 0; | |
858c9f6c | 463 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
dea3101e | 464 | |
dea3101e | 465 | /* 1 sec timeout */ |
466 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); | |
467 | ||
2e0fef85 | 468 | spin_lock_irq(shost->host_lock); |
dea3101e | 469 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 470 | spin_unlock_irq(shost->host_lock); |
5024ab17 JW |
471 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
472 | ndlp->nlp_prev_state = ndlp->nlp_state; | |
2e0fef85 | 473 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 474 | return 0; |
dea3101e | 475 | } |
476 | ||
477 | static int | |
2e0fef85 JS |
478 | lpfc_rcv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
479 | struct lpfc_iocbq *cmdiocb, uint32_t els_cmd) | |
dea3101e | 480 | { |
2e0fef85 JS |
481 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
482 | ||
483 | /* Put ndlp in NPR state with 1 sec timeout for plogi, ACC logo */ | |
dea3101e | 484 | /* Only call LOGO ACC for first LOGO, this avoids sending unnecessary |
485 | * PLOGIs during LOGO storms from a device. | |
486 | */ | |
2e0fef85 | 487 | spin_lock_irq(shost->host_lock); |
dea3101e | 488 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 489 | spin_unlock_irq(shost->host_lock); |
82d9a2a2 | 490 | if (els_cmd == ELS_CMD_PRLO) |
51ef4c26 | 491 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
82d9a2a2 | 492 | else |
51ef4c26 | 493 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
dea3101e | 494 | |
c9f8735b | 495 | if (!(ndlp->nlp_type & NLP_FABRIC) || |
92d7f7b0 | 496 | (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) { |
dea3101e | 497 | /* Only try to re-login if this is NOT a Fabric Node */ |
dea3101e | 498 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 499 | spin_lock_irq(shost->host_lock); |
dea3101e | 500 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 501 | spin_unlock_irq(shost->host_lock); |
dea3101e | 502 | |
5024ab17 JW |
503 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
504 | ndlp->nlp_prev_state = ndlp->nlp_state; | |
2e0fef85 | 505 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 506 | } else { |
5024ab17 | 507 | ndlp->nlp_prev_state = ndlp->nlp_state; |
2e0fef85 | 508 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
c9f8735b | 509 | } |
dea3101e | 510 | |
2e0fef85 | 511 | spin_lock_irq(shost->host_lock); |
dea3101e | 512 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 513 | spin_unlock_irq(shost->host_lock); |
dea3101e | 514 | /* The driver has to wait until the ACC completes before it continues |
515 | * processing the LOGO. The action will resume in | |
516 | * lpfc_cmpl_els_logo_acc routine. Since part of processing includes an | |
517 | * unreg_login, the driver waits so the ACC does not get aborted. | |
518 | */ | |
c9f8735b | 519 | return 0; |
dea3101e | 520 | } |
521 | ||
522 | static void | |
2e0fef85 JS |
523 | lpfc_rcv_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
524 | struct lpfc_iocbq *cmdiocb) | |
dea3101e | 525 | { |
526 | struct lpfc_dmabuf *pcmd; | |
527 | uint32_t *lp; | |
528 | PRLI *npr; | |
529 | struct fc_rport *rport = ndlp->rport; | |
530 | u32 roles; | |
531 | ||
532 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
533 | lp = (uint32_t *) pcmd->virt; | |
534 | npr = (PRLI *) ((uint8_t *) lp + sizeof (uint32_t)); | |
535 | ||
536 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); | |
537 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; | |
92d7f7b0 | 538 | if (npr->prliType == PRLI_FCP_TYPE) { |
dea3101e | 539 | if (npr->initiatorFunc) |
540 | ndlp->nlp_type |= NLP_FCP_INITIATOR; | |
541 | if (npr->targetFunc) | |
542 | ndlp->nlp_type |= NLP_FCP_TARGET; | |
543 | if (npr->Retry) | |
544 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
545 | } | |
546 | if (rport) { | |
547 | /* We need to update the rport role values */ | |
548 | roles = FC_RPORT_ROLE_UNKNOWN; | |
549 | if (ndlp->nlp_type & NLP_FCP_INITIATOR) | |
550 | roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
551 | if (ndlp->nlp_type & NLP_FCP_TARGET) | |
552 | roles |= FC_RPORT_ROLE_FCP_TARGET; | |
858c9f6c JS |
553 | |
554 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, | |
555 | "rport rolechg: role:x%x did:x%x flg:x%x", | |
556 | roles, ndlp->nlp_DID, ndlp->nlp_flag); | |
557 | ||
dea3101e | 558 | fc_remote_port_rolechg(rport, roles); |
559 | } | |
560 | } | |
561 | ||
562 | static uint32_t | |
2e0fef85 | 563 | lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) |
dea3101e | 564 | { |
2e0fef85 | 565 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 566 | |
51ef4c26 JS |
567 | if (!ndlp->nlp_rpi) { |
568 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
569 | return 0; | |
570 | } | |
571 | ||
dea3101e | 572 | /* Check config parameter use-adisc or FCP-2 */ |
3de2a653 | 573 | if ((vport->cfg_use_adisc && (vport->fc_flag & FC_RSCN_MODE)) || |
92d7f7b0 JS |
574 | ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE) { |
575 | spin_lock_irq(shost->host_lock); | |
576 | ndlp->nlp_flag |= NLP_NPR_ADISC; | |
577 | spin_unlock_irq(shost->host_lock); | |
578 | return 1; | |
579 | } | |
580 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
581 | lpfc_unreg_rpi(vport, ndlp); | |
582 | return 0; | |
dea3101e | 583 | } |
584 | ||
585 | static uint32_t | |
2e0fef85 JS |
586 | lpfc_disc_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
587 | void *arg, uint32_t evt) | |
dea3101e | 588 | { |
e8b62011 JS |
589 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
590 | "0253 Illegal State Transition: node x%x " | |
591 | "event x%x, state x%x Data: x%x x%x\n", | |
592 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, | |
593 | ndlp->nlp_flag); | |
c9f8735b | 594 | return ndlp->nlp_state; |
dea3101e | 595 | } |
596 | ||
597 | /* Start of Discovery State Machine routines */ | |
598 | ||
599 | static uint32_t | |
2e0fef85 JS |
600 | lpfc_rcv_plogi_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
601 | void *arg, uint32_t evt) | |
dea3101e | 602 | { |
603 | struct lpfc_iocbq *cmdiocb; | |
604 | ||
605 | cmdiocb = (struct lpfc_iocbq *) arg; | |
606 | ||
2e0fef85 | 607 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
5024ab17 | 608 | ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE; |
2e0fef85 | 609 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
c9f8735b | 610 | return ndlp->nlp_state; |
dea3101e | 611 | } |
2e0fef85 | 612 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 613 | return NLP_STE_FREED_NODE; |
dea3101e | 614 | } |
615 | ||
616 | static uint32_t | |
2e0fef85 JS |
617 | lpfc_rcv_els_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
618 | void *arg, uint32_t evt) | |
dea3101e | 619 | { |
2e0fef85 JS |
620 | lpfc_issue_els_logo(vport, ndlp, 0); |
621 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); | |
c9f8735b | 622 | return ndlp->nlp_state; |
dea3101e | 623 | } |
624 | ||
625 | static uint32_t | |
2e0fef85 JS |
626 | lpfc_rcv_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
627 | void *arg, uint32_t evt) | |
dea3101e | 628 | { |
2e0fef85 JS |
629 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
630 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 631 | |
2e0fef85 | 632 | spin_lock_irq(shost->host_lock); |
dea3101e | 633 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 634 | spin_unlock_irq(shost->host_lock); |
51ef4c26 | 635 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
2e0fef85 | 636 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
dea3101e | 637 | |
c9f8735b | 638 | return ndlp->nlp_state; |
dea3101e | 639 | } |
640 | ||
641 | static uint32_t | |
2e0fef85 JS |
642 | lpfc_cmpl_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
643 | void *arg, uint32_t evt) | |
dea3101e | 644 | { |
2e0fef85 | 645 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 646 | return NLP_STE_FREED_NODE; |
dea3101e | 647 | } |
648 | ||
649 | static uint32_t | |
2e0fef85 JS |
650 | lpfc_device_rm_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
651 | void *arg, uint32_t evt) | |
dea3101e | 652 | { |
2e0fef85 | 653 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 654 | return NLP_STE_FREED_NODE; |
dea3101e | 655 | } |
656 | ||
657 | static uint32_t | |
2e0fef85 | 658 | lpfc_rcv_plogi_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
dea3101e | 659 | void *arg, uint32_t evt) |
660 | { | |
2e0fef85 | 661 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 662 | struct lpfc_iocbq *cmdiocb = arg; |
2e0fef85 JS |
663 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
664 | uint32_t *lp = (uint32_t *) pcmd->virt; | |
665 | struct serv_parm *sp = (struct serv_parm *) (lp + 1); | |
dea3101e | 666 | struct ls_rjt stat; |
667 | int port_cmp; | |
668 | ||
dea3101e | 669 | memset(&stat, 0, sizeof (struct ls_rjt)); |
670 | ||
671 | /* For a PLOGI, we only accept if our portname is less | |
672 | * than the remote portname. | |
673 | */ | |
674 | phba->fc_stat.elsLogiCol++; | |
2e0fef85 | 675 | port_cmp = memcmp(&vport->fc_portname, &sp->portName, |
92d7f7b0 | 676 | sizeof(struct lpfc_name)); |
dea3101e | 677 | |
678 | if (port_cmp >= 0) { | |
679 | /* Reject this request because the remote node will accept | |
680 | ours */ | |
681 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
682 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CMD_IN_PROGRESS; | |
858c9f6c JS |
683 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
684 | NULL); | |
2fe165b6 | 685 | } else { |
2e0fef85 JS |
686 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
687 | } /* If our portname was less */ | |
dea3101e | 688 | |
c9f8735b JW |
689 | return ndlp->nlp_state; |
690 | } | |
691 | ||
92d7f7b0 JS |
692 | static uint32_t |
693 | lpfc_rcv_prli_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
694 | void *arg, uint32_t evt) | |
695 | { | |
696 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
697 | struct ls_rjt stat; | |
698 | ||
699 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
700 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; | |
701 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
858c9f6c | 702 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
92d7f7b0 JS |
703 | return ndlp->nlp_state; |
704 | } | |
705 | ||
c9f8735b | 706 | static uint32_t |
2e0fef85 JS |
707 | lpfc_rcv_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
708 | void *arg, uint32_t evt) | |
c9f8735b | 709 | { |
2e0fef85 | 710 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
c9f8735b | 711 | |
92d7f7b0 | 712 | /* software abort outstanding PLOGI */ |
2e0fef85 | 713 | lpfc_els_abort(vport->phba, ndlp); |
c9f8735b | 714 | |
2e0fef85 | 715 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 716 | return ndlp->nlp_state; |
dea3101e | 717 | } |
718 | ||
719 | static uint32_t | |
2e0fef85 JS |
720 | lpfc_rcv_els_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
721 | void *arg, uint32_t evt) | |
dea3101e | 722 | { |
2e0fef85 JS |
723 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
724 | struct lpfc_hba *phba = vport->phba; | |
725 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 726 | |
727 | /* software abort outstanding PLOGI */ | |
07951076 | 728 | lpfc_els_abort(phba, ndlp); |
dea3101e | 729 | |
730 | if (evt == NLP_EVT_RCV_LOGO) { | |
51ef4c26 | 731 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
2fe165b6 | 732 | } else { |
2e0fef85 | 733 | lpfc_issue_els_logo(vport, ndlp, 0); |
dea3101e | 734 | } |
735 | ||
2e0fef85 | 736 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
5024ab17 | 737 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 738 | spin_lock_irq(shost->host_lock); |
5024ab17 | 739 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 740 | spin_unlock_irq(shost->host_lock); |
5024ab17 JW |
741 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
742 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; | |
2e0fef85 | 743 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
dea3101e | 744 | |
c9f8735b | 745 | return ndlp->nlp_state; |
dea3101e | 746 | } |
747 | ||
748 | static uint32_t | |
2e0fef85 JS |
749 | lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, |
750 | struct lpfc_nodelist *ndlp, | |
751 | void *arg, | |
dea3101e | 752 | uint32_t evt) |
753 | { | |
2e0fef85 JS |
754 | struct lpfc_hba *phba = vport->phba; |
755 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
14691150 | 756 | struct lpfc_dmabuf *pcmd, *prsp, *mp; |
dea3101e | 757 | uint32_t *lp; |
758 | IOCB_t *irsp; | |
759 | struct serv_parm *sp; | |
760 | LPFC_MBOXQ_t *mbox; | |
761 | ||
762 | cmdiocb = (struct lpfc_iocbq *) arg; | |
763 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
764 | ||
765 | if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) { | |
5024ab17 | 766 | /* Recovery from PLOGI collision logic */ |
c9f8735b | 767 | return ndlp->nlp_state; |
dea3101e | 768 | } |
769 | ||
770 | irsp = &rspiocb->iocb; | |
771 | ||
772 | if (irsp->ulpStatus) | |
773 | goto out; | |
774 | ||
775 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
776 | ||
2e0fef85 | 777 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); |
dea3101e | 778 | |
2e0fef85 | 779 | lp = (uint32_t *) prsp->virt; |
dea3101e | 780 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
2e0fef85 | 781 | if (!lpfc_check_sparm(vport, ndlp, sp, CLASS3)) |
dea3101e | 782 | goto out; |
dea3101e | 783 | /* PLOGI chkparm OK */ |
e8b62011 JS |
784 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
785 | "0121 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", | |
786 | ndlp->nlp_DID, ndlp->nlp_state, | |
787 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
3de2a653 | 788 | if (vport->cfg_fcp_class == 2 && (sp->cls2.classValid)) |
dea3101e | 789 | ndlp->nlp_fcp_info |= CLASS2; |
2e0fef85 | 790 | else |
dea3101e | 791 | ndlp->nlp_fcp_info |= CLASS3; |
2e0fef85 | 792 | |
dea3101e | 793 | ndlp->nlp_class_sup = 0; |
794 | if (sp->cls1.classValid) | |
795 | ndlp->nlp_class_sup |= FC_COS_CLASS1; | |
796 | if (sp->cls2.classValid) | |
797 | ndlp->nlp_class_sup |= FC_COS_CLASS2; | |
798 | if (sp->cls3.classValid) | |
799 | ndlp->nlp_class_sup |= FC_COS_CLASS3; | |
800 | if (sp->cls4.classValid) | |
801 | ndlp->nlp_class_sup |= FC_COS_CLASS4; | |
802 | ndlp->nlp_maxframe = | |
2e0fef85 | 803 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; |
dea3101e | 804 | |
2e0fef85 | 805 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
92d7f7b0 | 806 | if (!mbox) { |
e8b62011 JS |
807 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
808 | "0133 PLOGI: no memory for reg_login " | |
92d7f7b0 | 809 | "Data: x%x x%x x%x x%x\n", |
92d7f7b0 JS |
810 | ndlp->nlp_DID, ndlp->nlp_state, |
811 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 812 | goto out; |
92d7f7b0 | 813 | } |
dea3101e | 814 | |
2e0fef85 JS |
815 | lpfc_unreg_rpi(vport, ndlp); |
816 | ||
92d7f7b0 JS |
817 | if (lpfc_reg_login(phba, vport->vpi, irsp->un.elsreq64.remoteID, |
818 | (uint8_t *) sp, mbox, 0) == 0) { | |
2fe165b6 | 819 | switch (ndlp->nlp_DID) { |
dea3101e | 820 | case NameServer_DID: |
de0c5b32 | 821 | mbox->mbox_cmpl = lpfc_mbx_cmpl_ns_reg_login; |
dea3101e | 822 | break; |
823 | case FDMI_DID: | |
de0c5b32 | 824 | mbox->mbox_cmpl = lpfc_mbx_cmpl_fdmi_reg_login; |
dea3101e | 825 | break; |
826 | default: | |
de0c5b32 | 827 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
dea3101e | 828 | } |
329f9bc7 | 829 | mbox->context2 = lpfc_nlp_get(ndlp); |
2e0fef85 | 830 | mbox->vport = vport; |
dea3101e | 831 | if (lpfc_sli_issue_mbox(phba, mbox, |
832 | (MBX_NOWAIT | MBX_STOP_IOCB)) | |
833 | != MBX_NOT_FINISHED) { | |
2e0fef85 JS |
834 | lpfc_nlp_set_state(vport, ndlp, |
835 | NLP_STE_REG_LOGIN_ISSUE); | |
c9f8735b | 836 | return ndlp->nlp_state; |
dea3101e | 837 | } |
329f9bc7 | 838 | lpfc_nlp_put(ndlp); |
92d7f7b0 | 839 | mp = (struct lpfc_dmabuf *) mbox->context1; |
14691150 JS |
840 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
841 | kfree(mp); | |
dea3101e | 842 | mempool_free(mbox, phba->mbox_mem_pool); |
92d7f7b0 | 843 | |
e8b62011 JS |
844 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
845 | "0134 PLOGI: cannot issue reg_login " | |
846 | "Data: x%x x%x x%x x%x\n", | |
847 | ndlp->nlp_DID, ndlp->nlp_state, | |
848 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 849 | } else { |
850 | mempool_free(mbox, phba->mbox_mem_pool); | |
92d7f7b0 | 851 | |
e8b62011 JS |
852 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
853 | "0135 PLOGI: cannot format reg_login " | |
854 | "Data: x%x x%x x%x x%x\n", | |
855 | ndlp->nlp_DID, ndlp->nlp_state, | |
856 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 857 | } |
858 | ||
859 | ||
92d7f7b0 JS |
860 | out: |
861 | if (ndlp->nlp_DID == NameServer_DID) { | |
862 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); | |
e8b62011 JS |
863 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
864 | "0261 Cannot Register NameServer login\n"); | |
92d7f7b0 JS |
865 | } |
866 | ||
dea3101e | 867 | /* Free this node since the driver cannot login or has the wrong |
868 | sparm */ | |
2e0fef85 | 869 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 870 | return NLP_STE_FREED_NODE; |
dea3101e | 871 | } |
872 | ||
873 | static uint32_t | |
2e0fef85 JS |
874 | lpfc_device_rm_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
875 | void *arg, uint32_t evt) | |
dea3101e | 876 | { |
2e0fef85 JS |
877 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
878 | ||
879 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
880 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 881 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 882 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 883 | return ndlp->nlp_state; |
2e0fef85 | 884 | } else { |
a0f9b48d | 885 | /* software abort outstanding PLOGI */ |
2e0fef85 | 886 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 887 | |
2e0fef85 | 888 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
889 | return NLP_STE_FREED_NODE; |
890 | } | |
dea3101e | 891 | } |
892 | ||
893 | static uint32_t | |
2e0fef85 JS |
894 | lpfc_device_recov_plogi_issue(struct lpfc_vport *vport, |
895 | struct lpfc_nodelist *ndlp, | |
896 | void *arg, | |
897 | uint32_t evt) | |
dea3101e | 898 | { |
2e0fef85 JS |
899 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
900 | struct lpfc_hba *phba = vport->phba; | |
901 | ||
92d7f7b0 JS |
902 | /* Don't do anything that will mess up processing of the |
903 | * previous RSCN. | |
904 | */ | |
905 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
906 | return ndlp->nlp_state; | |
907 | ||
dea3101e | 908 | /* software abort outstanding PLOGI */ |
07951076 | 909 | lpfc_els_abort(phba, ndlp); |
dea3101e | 910 | |
5024ab17 | 911 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; |
2e0fef85 | 912 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
92d7f7b0 | 913 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 914 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 915 | spin_unlock_irq(shost->host_lock); |
dea3101e | 916 | |
c9f8735b | 917 | return ndlp->nlp_state; |
dea3101e | 918 | } |
919 | ||
920 | static uint32_t | |
2e0fef85 JS |
921 | lpfc_rcv_plogi_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
922 | void *arg, uint32_t evt) | |
dea3101e | 923 | { |
2e0fef85 | 924 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 925 | struct lpfc_iocbq *cmdiocb; |
926 | ||
927 | /* software abort outstanding ADISC */ | |
07951076 | 928 | lpfc_els_abort(phba, ndlp); |
dea3101e | 929 | |
930 | cmdiocb = (struct lpfc_iocbq *) arg; | |
931 | ||
2e0fef85 | 932 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) |
c9f8735b | 933 | return ndlp->nlp_state; |
2e0fef85 | 934 | |
5024ab17 | 935 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
936 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
937 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); | |
dea3101e | 938 | |
c9f8735b | 939 | return ndlp->nlp_state; |
dea3101e | 940 | } |
941 | ||
942 | static uint32_t | |
2e0fef85 JS |
943 | lpfc_rcv_prli_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
944 | void *arg, uint32_t evt) | |
dea3101e | 945 | { |
2e0fef85 | 946 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 947 | |
2e0fef85 | 948 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 949 | return ndlp->nlp_state; |
dea3101e | 950 | } |
951 | ||
952 | static uint32_t | |
2e0fef85 JS |
953 | lpfc_rcv_logo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
954 | void *arg, uint32_t evt) | |
dea3101e | 955 | { |
2e0fef85 | 956 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 957 | struct lpfc_iocbq *cmdiocb; |
958 | ||
959 | cmdiocb = (struct lpfc_iocbq *) arg; | |
960 | ||
961 | /* software abort outstanding ADISC */ | |
07951076 | 962 | lpfc_els_abort(phba, ndlp); |
dea3101e | 963 | |
2e0fef85 | 964 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 965 | return ndlp->nlp_state; |
dea3101e | 966 | } |
967 | ||
968 | static uint32_t | |
2e0fef85 JS |
969 | lpfc_rcv_padisc_adisc_issue(struct lpfc_vport *vport, |
970 | struct lpfc_nodelist *ndlp, | |
971 | void *arg, uint32_t evt) | |
dea3101e | 972 | { |
973 | struct lpfc_iocbq *cmdiocb; | |
974 | ||
975 | cmdiocb = (struct lpfc_iocbq *) arg; | |
976 | ||
2e0fef85 | 977 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 978 | return ndlp->nlp_state; |
dea3101e | 979 | } |
980 | ||
981 | static uint32_t | |
2e0fef85 JS |
982 | lpfc_rcv_prlo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
983 | void *arg, uint32_t evt) | |
dea3101e | 984 | { |
985 | struct lpfc_iocbq *cmdiocb; | |
986 | ||
987 | cmdiocb = (struct lpfc_iocbq *) arg; | |
988 | ||
989 | /* Treat like rcv logo */ | |
2e0fef85 | 990 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
c9f8735b | 991 | return ndlp->nlp_state; |
dea3101e | 992 | } |
993 | ||
994 | static uint32_t | |
2e0fef85 JS |
995 | lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport, |
996 | struct lpfc_nodelist *ndlp, | |
997 | void *arg, uint32_t evt) | |
dea3101e | 998 | { |
2e0fef85 JS |
999 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1000 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 1001 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
1002 | IOCB_t *irsp; | |
1003 | ADISC *ap; | |
1004 | ||
1005 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1006 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
1007 | ||
1008 | ap = (ADISC *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); | |
1009 | irsp = &rspiocb->iocb; | |
1010 | ||
1011 | if ((irsp->ulpStatus) || | |
92d7f7b0 | 1012 | (!lpfc_check_adisc(vport, ndlp, &ap->nodeName, &ap->portName))) { |
dea3101e | 1013 | /* 1 sec timeout */ |
1014 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); | |
2e0fef85 | 1015 | spin_lock_irq(shost->host_lock); |
dea3101e | 1016 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1017 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1018 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
dea3101e | 1019 | |
2e0fef85 JS |
1020 | memset(&ndlp->nlp_nodename, 0, sizeof(struct lpfc_name)); |
1021 | memset(&ndlp->nlp_portname, 0, sizeof(struct lpfc_name)); | |
dea3101e | 1022 | |
5024ab17 | 1023 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1024 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1025 | lpfc_unreg_rpi(vport, ndlp); | |
c9f8735b | 1026 | return ndlp->nlp_state; |
dea3101e | 1027 | } |
5024ab17 | 1028 | |
2501322e | 1029 | if (ndlp->nlp_type & NLP_FCP_TARGET) { |
5024ab17 | 1030 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 | 1031 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); |
2501322e | 1032 | } else { |
5024ab17 | 1033 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 | 1034 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
2501322e | 1035 | } |
c9f8735b | 1036 | return ndlp->nlp_state; |
dea3101e | 1037 | } |
1038 | ||
1039 | static uint32_t | |
2e0fef85 JS |
1040 | lpfc_device_rm_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1041 | void *arg, uint32_t evt) | |
dea3101e | 1042 | { |
2e0fef85 JS |
1043 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1044 | ||
1045 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1046 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1047 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1048 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1049 | return ndlp->nlp_state; |
2e0fef85 | 1050 | } else { |
a0f9b48d | 1051 | /* software abort outstanding ADISC */ |
2e0fef85 | 1052 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1053 | |
2e0fef85 | 1054 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1055 | return NLP_STE_FREED_NODE; |
1056 | } | |
dea3101e | 1057 | } |
1058 | ||
1059 | static uint32_t | |
2e0fef85 JS |
1060 | lpfc_device_recov_adisc_issue(struct lpfc_vport *vport, |
1061 | struct lpfc_nodelist *ndlp, | |
1062 | void *arg, | |
1063 | uint32_t evt) | |
dea3101e | 1064 | { |
2e0fef85 JS |
1065 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1066 | struct lpfc_hba *phba = vport->phba; | |
1067 | ||
92d7f7b0 JS |
1068 | /* Don't do anything that will mess up processing of the |
1069 | * previous RSCN. | |
1070 | */ | |
1071 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1072 | return ndlp->nlp_state; | |
1073 | ||
dea3101e | 1074 | /* software abort outstanding ADISC */ |
07951076 | 1075 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1076 | |
5024ab17 | 1077 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1078 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1079 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1080 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1081 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1082 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1083 | return ndlp->nlp_state; |
dea3101e | 1084 | } |
1085 | ||
1086 | static uint32_t | |
2e0fef85 JS |
1087 | lpfc_rcv_plogi_reglogin_issue(struct lpfc_vport *vport, |
1088 | struct lpfc_nodelist *ndlp, | |
1089 | void *arg, | |
dea3101e | 1090 | uint32_t evt) |
1091 | { | |
2e0fef85 | 1092 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1093 | |
2e0fef85 | 1094 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1095 | return ndlp->nlp_state; |
dea3101e | 1096 | } |
1097 | ||
1098 | static uint32_t | |
2e0fef85 JS |
1099 | lpfc_rcv_prli_reglogin_issue(struct lpfc_vport *vport, |
1100 | struct lpfc_nodelist *ndlp, | |
1101 | void *arg, | |
dea3101e | 1102 | uint32_t evt) |
1103 | { | |
2e0fef85 | 1104 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1105 | |
2e0fef85 | 1106 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1107 | return ndlp->nlp_state; |
dea3101e | 1108 | } |
1109 | ||
1110 | static uint32_t | |
2e0fef85 JS |
1111 | lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport, |
1112 | struct lpfc_nodelist *ndlp, | |
1113 | void *arg, | |
dea3101e | 1114 | uint32_t evt) |
1115 | { | |
2e0fef85 JS |
1116 | struct lpfc_hba *phba = vport->phba; |
1117 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
7054a606 JS |
1118 | LPFC_MBOXQ_t *mb; |
1119 | LPFC_MBOXQ_t *nextmb; | |
1120 | struct lpfc_dmabuf *mp; | |
dea3101e | 1121 | |
1122 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1123 | ||
7054a606 JS |
1124 | /* cleanup any ndlp on mbox q waiting for reglogin cmpl */ |
1125 | if ((mb = phba->sli.mbox_active)) { | |
1126 | if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) && | |
1127 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { | |
92d7f7b0 | 1128 | lpfc_nlp_put(ndlp); |
7054a606 JS |
1129 | mb->context2 = NULL; |
1130 | mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1131 | } | |
1132 | } | |
1133 | ||
2e0fef85 | 1134 | spin_lock_irq(&phba->hbalock); |
7054a606 JS |
1135 | list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { |
1136 | if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) && | |
1137 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { | |
1138 | mp = (struct lpfc_dmabuf *) (mb->context1); | |
1139 | if (mp) { | |
1140 | lpfc_mbuf_free(phba, mp->virt, mp->phys); | |
1141 | kfree(mp); | |
1142 | } | |
92d7f7b0 | 1143 | lpfc_nlp_put(ndlp); |
7054a606 JS |
1144 | list_del(&mb->list); |
1145 | mempool_free(mb, phba->mbox_mem_pool); | |
1146 | } | |
1147 | } | |
2e0fef85 | 1148 | spin_unlock_irq(&phba->hbalock); |
7054a606 | 1149 | |
2e0fef85 | 1150 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1151 | return ndlp->nlp_state; |
dea3101e | 1152 | } |
1153 | ||
1154 | static uint32_t | |
2e0fef85 JS |
1155 | lpfc_rcv_padisc_reglogin_issue(struct lpfc_vport *vport, |
1156 | struct lpfc_nodelist *ndlp, | |
1157 | void *arg, | |
dea3101e | 1158 | uint32_t evt) |
1159 | { | |
2e0fef85 | 1160 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1161 | |
2e0fef85 | 1162 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1163 | return ndlp->nlp_state; |
dea3101e | 1164 | } |
1165 | ||
1166 | static uint32_t | |
2e0fef85 JS |
1167 | lpfc_rcv_prlo_reglogin_issue(struct lpfc_vport *vport, |
1168 | struct lpfc_nodelist *ndlp, | |
1169 | void *arg, | |
dea3101e | 1170 | uint32_t evt) |
1171 | { | |
1172 | struct lpfc_iocbq *cmdiocb; | |
1173 | ||
1174 | cmdiocb = (struct lpfc_iocbq *) arg; | |
51ef4c26 | 1175 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1176 | return ndlp->nlp_state; |
dea3101e | 1177 | } |
1178 | ||
1179 | static uint32_t | |
2e0fef85 JS |
1180 | lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport, |
1181 | struct lpfc_nodelist *ndlp, | |
1182 | void *arg, | |
1183 | uint32_t evt) | |
dea3101e | 1184 | { |
2e0fef85 | 1185 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 JS |
1186 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
1187 | MAILBOX_t *mb = &pmb->mb; | |
1188 | uint32_t did = mb->un.varWords[1]; | |
dea3101e | 1189 | |
dea3101e | 1190 | if (mb->mbxStatus) { |
1191 | /* RegLogin failed */ | |
e8b62011 JS |
1192 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
1193 | "0246 RegLogin failed Data: x%x x%x x%x\n", | |
2e0fef85 | 1194 | did, mb->mbxStatus, vport->port_state); |
d0e56dad JS |
1195 | /* |
1196 | * If RegLogin failed due to lack of HBA resources do not | |
1197 | * retry discovery. | |
1198 | */ | |
1199 | if (mb->mbxStatus == MBXERR_RPI_FULL) { | |
1200 | ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE; | |
2e0fef85 | 1201 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
d0e56dad JS |
1202 | return ndlp->nlp_state; |
1203 | } | |
1204 | ||
2e0fef85 | 1205 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
dea3101e | 1206 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 1207 | spin_lock_irq(shost->host_lock); |
dea3101e | 1208 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1209 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1210 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
dea3101e | 1211 | |
2e0fef85 | 1212 | lpfc_issue_els_logo(vport, ndlp, 0); |
5024ab17 | 1213 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 | 1214 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 1215 | return ndlp->nlp_state; |
dea3101e | 1216 | } |
1217 | ||
dea3101e | 1218 | ndlp->nlp_rpi = mb->un.varWords[0]; |
dea3101e | 1219 | |
1220 | /* Only if we are not a fabric nport do we issue PRLI */ | |
1221 | if (!(ndlp->nlp_type & NLP_FABRIC)) { | |
5024ab17 | 1222 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 JS |
1223 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
1224 | lpfc_issue_els_prli(vport, ndlp, 0); | |
dea3101e | 1225 | } else { |
5024ab17 | 1226 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 | 1227 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
dea3101e | 1228 | } |
c9f8735b | 1229 | return ndlp->nlp_state; |
dea3101e | 1230 | } |
1231 | ||
1232 | static uint32_t | |
2e0fef85 JS |
1233 | lpfc_device_rm_reglogin_issue(struct lpfc_vport *vport, |
1234 | struct lpfc_nodelist *ndlp, | |
1235 | void *arg, | |
dea3101e | 1236 | uint32_t evt) |
1237 | { | |
2e0fef85 JS |
1238 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1239 | ||
1240 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1241 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1242 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1243 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1244 | return ndlp->nlp_state; |
2e0fef85 JS |
1245 | } else { |
1246 | lpfc_drop_node(vport, ndlp); | |
a0f9b48d JS |
1247 | return NLP_STE_FREED_NODE; |
1248 | } | |
dea3101e | 1249 | } |
1250 | ||
1251 | static uint32_t | |
2e0fef85 JS |
1252 | lpfc_device_recov_reglogin_issue(struct lpfc_vport *vport, |
1253 | struct lpfc_nodelist *ndlp, | |
1254 | void *arg, | |
1255 | uint32_t evt) | |
dea3101e | 1256 | { |
2e0fef85 JS |
1257 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1258 | ||
92d7f7b0 JS |
1259 | /* Don't do anything that will mess up processing of the |
1260 | * previous RSCN. | |
1261 | */ | |
1262 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1263 | return ndlp->nlp_state; | |
1264 | ||
5024ab17 | 1265 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 JS |
1266 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1267 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1268 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1269 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1270 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1271 | return ndlp->nlp_state; |
dea3101e | 1272 | } |
1273 | ||
1274 | static uint32_t | |
2e0fef85 JS |
1275 | lpfc_rcv_plogi_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1276 | void *arg, uint32_t evt) | |
dea3101e | 1277 | { |
1278 | struct lpfc_iocbq *cmdiocb; | |
1279 | ||
1280 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1281 | ||
2e0fef85 | 1282 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1283 | return ndlp->nlp_state; |
dea3101e | 1284 | } |
1285 | ||
1286 | static uint32_t | |
2e0fef85 JS |
1287 | lpfc_rcv_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1288 | void *arg, uint32_t evt) | |
dea3101e | 1289 | { |
2e0fef85 | 1290 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1291 | |
2e0fef85 | 1292 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1293 | return ndlp->nlp_state; |
dea3101e | 1294 | } |
1295 | ||
1296 | static uint32_t | |
2e0fef85 JS |
1297 | lpfc_rcv_logo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1298 | void *arg, uint32_t evt) | |
dea3101e | 1299 | { |
2e0fef85 | 1300 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1301 | |
1302 | /* Software abort outstanding PRLI before sending acc */ | |
2e0fef85 | 1303 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1304 | |
2e0fef85 | 1305 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1306 | return ndlp->nlp_state; |
dea3101e | 1307 | } |
1308 | ||
1309 | static uint32_t | |
2e0fef85 JS |
1310 | lpfc_rcv_padisc_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1311 | void *arg, uint32_t evt) | |
dea3101e | 1312 | { |
2e0fef85 | 1313 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1314 | |
2e0fef85 | 1315 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1316 | return ndlp->nlp_state; |
dea3101e | 1317 | } |
1318 | ||
1319 | /* This routine is envoked when we rcv a PRLO request from a nport | |
1320 | * we are logged into. We should send back a PRLO rsp setting the | |
1321 | * appropriate bits. | |
1322 | * NEXT STATE = PRLI_ISSUE | |
1323 | */ | |
1324 | static uint32_t | |
2e0fef85 JS |
1325 | lpfc_rcv_prlo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1326 | void *arg, uint32_t evt) | |
dea3101e | 1327 | { |
2e0fef85 | 1328 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1329 | |
51ef4c26 | 1330 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1331 | return ndlp->nlp_state; |
dea3101e | 1332 | } |
1333 | ||
1334 | static uint32_t | |
2e0fef85 JS |
1335 | lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1336 | void *arg, uint32_t evt) | |
dea3101e | 1337 | { |
92d7f7b0 | 1338 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
dea3101e | 1339 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
2e0fef85 | 1340 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 1341 | IOCB_t *irsp; |
1342 | PRLI *npr; | |
1343 | ||
1344 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1345 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
1346 | npr = (PRLI *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); | |
1347 | ||
1348 | irsp = &rspiocb->iocb; | |
1349 | if (irsp->ulpStatus) { | |
858c9f6c | 1350 | if ((vport->port_type == LPFC_NPIV_PORT) && |
3de2a653 | 1351 | vport->cfg_restrict_login) { |
858c9f6c JS |
1352 | goto out; |
1353 | } | |
5024ab17 | 1354 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
2e0fef85 | 1355 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
c9f8735b | 1356 | return ndlp->nlp_state; |
dea3101e | 1357 | } |
1358 | ||
1359 | /* Check out PRLI rsp */ | |
1360 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); | |
1361 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; | |
1362 | if ((npr->acceptRspCode == PRLI_REQ_EXECUTED) && | |
1363 | (npr->prliType == PRLI_FCP_TYPE)) { | |
1364 | if (npr->initiatorFunc) | |
1365 | ndlp->nlp_type |= NLP_FCP_INITIATOR; | |
1366 | if (npr->targetFunc) | |
1367 | ndlp->nlp_type |= NLP_FCP_TARGET; | |
1368 | if (npr->Retry) | |
1369 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
1370 | } | |
92d7f7b0 JS |
1371 | if (!(ndlp->nlp_type & NLP_FCP_TARGET) && |
1372 | (vport->port_type == LPFC_NPIV_PORT) && | |
3de2a653 | 1373 | vport->cfg_restrict_login) { |
858c9f6c | 1374 | out: |
92d7f7b0 JS |
1375 | spin_lock_irq(shost->host_lock); |
1376 | ndlp->nlp_flag |= NLP_TARGET_REMOVE; | |
1377 | spin_unlock_irq(shost->host_lock); | |
1378 | lpfc_issue_els_logo(vport, ndlp, 0); | |
1379 | ||
1380 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; | |
1381 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); | |
1382 | return ndlp->nlp_state; | |
1383 | } | |
dea3101e | 1384 | |
5024ab17 | 1385 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
92d7f7b0 JS |
1386 | if (ndlp->nlp_type & NLP_FCP_TARGET) |
1387 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); | |
1388 | else | |
1389 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); | |
c9f8735b | 1390 | return ndlp->nlp_state; |
dea3101e | 1391 | } |
1392 | ||
1393 | /*! lpfc_device_rm_prli_issue | |
92d7f7b0 JS |
1394 | * |
1395 | * \pre | |
1396 | * \post | |
1397 | * \param phba | |
1398 | * \param ndlp | |
1399 | * \param arg | |
1400 | * \param evt | |
1401 | * \return uint32_t | |
1402 | * | |
1403 | * \b Description: | |
1404 | * This routine is envoked when we a request to remove a nport we are in the | |
1405 | * process of PRLIing. We should software abort outstanding prli, unreg | |
1406 | * login, send a logout. We will change node state to UNUSED_NODE, put it | |
1407 | * on plogi list so it can be freed when LOGO completes. | |
1408 | * | |
1409 | */ | |
1410 | ||
dea3101e | 1411 | static uint32_t |
2e0fef85 JS |
1412 | lpfc_device_rm_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1413 | void *arg, uint32_t evt) | |
dea3101e | 1414 | { |
2e0fef85 JS |
1415 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1416 | ||
1417 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1418 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1419 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1420 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1421 | return ndlp->nlp_state; |
2e0fef85 | 1422 | } else { |
a0f9b48d | 1423 | /* software abort outstanding PLOGI */ |
2e0fef85 | 1424 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1425 | |
2e0fef85 | 1426 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1427 | return NLP_STE_FREED_NODE; |
1428 | } | |
dea3101e | 1429 | } |
1430 | ||
1431 | ||
1432 | /*! lpfc_device_recov_prli_issue | |
92d7f7b0 JS |
1433 | * |
1434 | * \pre | |
1435 | * \post | |
1436 | * \param phba | |
1437 | * \param ndlp | |
1438 | * \param arg | |
1439 | * \param evt | |
1440 | * \return uint32_t | |
1441 | * | |
1442 | * \b Description: | |
1443 | * The routine is envoked when the state of a device is unknown, like | |
1444 | * during a link down. We should remove the nodelist entry from the | |
1445 | * unmapped list, issue a UNREG_LOGIN, do a software abort of the | |
1446 | * outstanding PRLI command, then free the node entry. | |
1447 | */ | |
dea3101e | 1448 | static uint32_t |
2e0fef85 JS |
1449 | lpfc_device_recov_prli_issue(struct lpfc_vport *vport, |
1450 | struct lpfc_nodelist *ndlp, | |
1451 | void *arg, | |
1452 | uint32_t evt) | |
dea3101e | 1453 | { |
2e0fef85 JS |
1454 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1455 | struct lpfc_hba *phba = vport->phba; | |
1456 | ||
92d7f7b0 JS |
1457 | /* Don't do anything that will mess up processing of the |
1458 | * previous RSCN. | |
1459 | */ | |
1460 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1461 | return ndlp->nlp_state; | |
1462 | ||
dea3101e | 1463 | /* software abort outstanding PRLI */ |
07951076 | 1464 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1465 | |
5024ab17 | 1466 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
2e0fef85 JS |
1467 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1468 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1469 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1470 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1471 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1472 | return ndlp->nlp_state; |
dea3101e | 1473 | } |
1474 | ||
1475 | static uint32_t | |
2e0fef85 JS |
1476 | lpfc_rcv_plogi_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1477 | void *arg, uint32_t evt) | |
dea3101e | 1478 | { |
2e0fef85 | 1479 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1480 | |
2e0fef85 | 1481 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1482 | return ndlp->nlp_state; |
dea3101e | 1483 | } |
1484 | ||
1485 | static uint32_t | |
2e0fef85 JS |
1486 | lpfc_rcv_prli_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1487 | void *arg, uint32_t evt) | |
dea3101e | 1488 | { |
2e0fef85 | 1489 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1490 | |
2e0fef85 JS |
1491 | lpfc_rcv_prli(vport, ndlp, cmdiocb); |
1492 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); | |
c9f8735b | 1493 | return ndlp->nlp_state; |
dea3101e | 1494 | } |
1495 | ||
1496 | static uint32_t | |
2e0fef85 JS |
1497 | lpfc_rcv_logo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1498 | void *arg, uint32_t evt) | |
dea3101e | 1499 | { |
2e0fef85 | 1500 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1501 | |
2e0fef85 | 1502 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1503 | return ndlp->nlp_state; |
dea3101e | 1504 | } |
1505 | ||
1506 | static uint32_t | |
2e0fef85 JS |
1507 | lpfc_rcv_padisc_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1508 | void *arg, uint32_t evt) | |
dea3101e | 1509 | { |
2e0fef85 | 1510 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1511 | |
2e0fef85 | 1512 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1513 | return ndlp->nlp_state; |
dea3101e | 1514 | } |
1515 | ||
1516 | static uint32_t | |
2e0fef85 JS |
1517 | lpfc_rcv_prlo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1518 | void *arg, uint32_t evt) | |
dea3101e | 1519 | { |
2e0fef85 | 1520 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1521 | |
51ef4c26 | 1522 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1523 | return ndlp->nlp_state; |
dea3101e | 1524 | } |
1525 | ||
1526 | static uint32_t | |
2e0fef85 JS |
1527 | lpfc_device_recov_unmap_node(struct lpfc_vport *vport, |
1528 | struct lpfc_nodelist *ndlp, | |
1529 | void *arg, | |
1530 | uint32_t evt) | |
dea3101e | 1531 | { |
2e0fef85 JS |
1532 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1533 | ||
5024ab17 | 1534 | ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE; |
2e0fef85 JS |
1535 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1536 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1537 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 JS |
1538 | spin_unlock_irq(shost->host_lock); |
1539 | lpfc_disc_set_adisc(vport, ndlp); | |
dea3101e | 1540 | |
c9f8735b | 1541 | return ndlp->nlp_state; |
dea3101e | 1542 | } |
1543 | ||
1544 | static uint32_t | |
2e0fef85 JS |
1545 | lpfc_rcv_plogi_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1546 | void *arg, uint32_t evt) | |
dea3101e | 1547 | { |
2e0fef85 | 1548 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1549 | |
2e0fef85 | 1550 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1551 | return ndlp->nlp_state; |
dea3101e | 1552 | } |
1553 | ||
1554 | static uint32_t | |
2e0fef85 JS |
1555 | lpfc_rcv_prli_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1556 | void *arg, uint32_t evt) | |
dea3101e | 1557 | { |
2e0fef85 | 1558 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1559 | |
2e0fef85 | 1560 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1561 | return ndlp->nlp_state; |
dea3101e | 1562 | } |
1563 | ||
1564 | static uint32_t | |
2e0fef85 JS |
1565 | lpfc_rcv_logo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1566 | void *arg, uint32_t evt) | |
dea3101e | 1567 | { |
2e0fef85 | 1568 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1569 | |
2e0fef85 | 1570 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1571 | return ndlp->nlp_state; |
dea3101e | 1572 | } |
1573 | ||
1574 | static uint32_t | |
2e0fef85 JS |
1575 | lpfc_rcv_padisc_mapped_node(struct lpfc_vport *vport, |
1576 | struct lpfc_nodelist *ndlp, | |
1577 | void *arg, uint32_t evt) | |
dea3101e | 1578 | { |
2e0fef85 | 1579 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1580 | |
2e0fef85 | 1581 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1582 | return ndlp->nlp_state; |
dea3101e | 1583 | } |
1584 | ||
1585 | static uint32_t | |
2e0fef85 JS |
1586 | lpfc_rcv_prlo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1587 | void *arg, uint32_t evt) | |
dea3101e | 1588 | { |
2e0fef85 JS |
1589 | struct lpfc_hba *phba = vport->phba; |
1590 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 1591 | |
1592 | /* flush the target */ | |
51ef4c26 JS |
1593 | lpfc_sli_abort_iocb(vport, &phba->sli.ring[phba->sli.fcp_ring], |
1594 | ndlp->nlp_sid, 0, LPFC_CTX_TGT); | |
dea3101e | 1595 | |
1596 | /* Treat like rcv logo */ | |
2e0fef85 | 1597 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
c9f8735b | 1598 | return ndlp->nlp_state; |
dea3101e | 1599 | } |
1600 | ||
1601 | static uint32_t | |
2e0fef85 JS |
1602 | lpfc_device_recov_mapped_node(struct lpfc_vport *vport, |
1603 | struct lpfc_nodelist *ndlp, | |
1604 | void *arg, | |
1605 | uint32_t evt) | |
dea3101e | 1606 | { |
2e0fef85 JS |
1607 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1608 | ||
5024ab17 | 1609 | ndlp->nlp_prev_state = NLP_STE_MAPPED_NODE; |
2e0fef85 JS |
1610 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1611 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1612 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 JS |
1613 | spin_unlock_irq(shost->host_lock); |
1614 | lpfc_disc_set_adisc(vport, ndlp); | |
c9f8735b | 1615 | return ndlp->nlp_state; |
dea3101e | 1616 | } |
1617 | ||
1618 | static uint32_t | |
2e0fef85 JS |
1619 | lpfc_rcv_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1620 | void *arg, uint32_t evt) | |
dea3101e | 1621 | { |
2e0fef85 JS |
1622 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1623 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 1624 | |
1625 | /* Ignore PLOGI if we have an outstanding LOGO */ | |
858c9f6c | 1626 | if (ndlp->nlp_flag & (NLP_LOGO_SND | NLP_LOGO_ACC)) { |
c9f8735b | 1627 | return ndlp->nlp_state; |
dea3101e | 1628 | } |
1629 | ||
2e0fef85 JS |
1630 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
1631 | spin_lock_irq(shost->host_lock); | |
fdcebe28 | 1632 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 1633 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 1634 | return ndlp->nlp_state; |
dea3101e | 1635 | } |
1636 | ||
1637 | /* send PLOGI immediately, move to PLOGI issue state */ | |
1638 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { | |
488d1469 | 1639 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1640 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
1641 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e | 1642 | } |
488d1469 | 1643 | |
c9f8735b | 1644 | return ndlp->nlp_state; |
dea3101e | 1645 | } |
1646 | ||
1647 | static uint32_t | |
2e0fef85 JS |
1648 | lpfc_rcv_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1649 | void *arg, uint32_t evt) | |
dea3101e | 1650 | { |
2e0fef85 JS |
1651 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1652 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
1653 | struct ls_rjt stat; | |
dea3101e | 1654 | |
1655 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
1656 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
1657 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
858c9f6c | 1658 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
dea3101e | 1659 | |
1660 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { | |
1661 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { | |
2e0fef85 | 1662 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1663 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
5024ab17 | 1664 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1665 | spin_unlock_irq(shost->host_lock); |
1666 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); | |
1667 | lpfc_issue_els_adisc(vport, ndlp, 0); | |
dea3101e | 1668 | } else { |
5024ab17 | 1669 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1670 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
1671 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e | 1672 | } |
1673 | } | |
c9f8735b | 1674 | return ndlp->nlp_state; |
dea3101e | 1675 | } |
1676 | ||
1677 | static uint32_t | |
2e0fef85 JS |
1678 | lpfc_rcv_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1679 | void *arg, uint32_t evt) | |
dea3101e | 1680 | { |
2e0fef85 | 1681 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1682 | |
2e0fef85 | 1683 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1684 | return ndlp->nlp_state; |
dea3101e | 1685 | } |
1686 | ||
1687 | static uint32_t | |
2e0fef85 JS |
1688 | lpfc_rcv_padisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1689 | void *arg, uint32_t evt) | |
dea3101e | 1690 | { |
2e0fef85 | 1691 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1692 | |
2e0fef85 | 1693 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
dea3101e | 1694 | |
33ccf8d1 JS |
1695 | /* |
1696 | * Do not start discovery if discovery is about to start | |
1697 | * or discovery in progress for this node. Starting discovery | |
1698 | * here will affect the counting of discovery threads. | |
1699 | */ | |
2fb9bd8b | 1700 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO) && |
92d7f7b0 | 1701 | !(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { |
dea3101e | 1702 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { |
92d7f7b0 | 1703 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
5024ab17 | 1704 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1705 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
1706 | lpfc_issue_els_adisc(vport, ndlp, 0); | |
dea3101e | 1707 | } else { |
5024ab17 | 1708 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1709 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
1710 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e | 1711 | } |
1712 | } | |
c9f8735b | 1713 | return ndlp->nlp_state; |
dea3101e | 1714 | } |
1715 | ||
1716 | static uint32_t | |
2e0fef85 JS |
1717 | lpfc_rcv_prlo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1718 | void *arg, uint32_t evt) | |
dea3101e | 1719 | { |
2e0fef85 JS |
1720 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1721 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 1722 | |
2e0fef85 | 1723 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1724 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 1725 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 1726 | |
51ef4c26 | 1727 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
dea3101e | 1728 | |
2e0fef85 | 1729 | if ((ndlp->nlp_flag & NLP_DELAY_TMO) == 0) { |
c9f8735b | 1730 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 1731 | spin_lock_irq(shost->host_lock); |
c9f8735b JW |
1732 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
1733 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
2e0fef85 | 1734 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1735 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
c9f8735b | 1736 | } else { |
2e0fef85 | 1737 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1738 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 1739 | spin_unlock_irq(shost->host_lock); |
dea3101e | 1740 | } |
c9f8735b JW |
1741 | return ndlp->nlp_state; |
1742 | } | |
dea3101e | 1743 | |
c9f8735b | 1744 | static uint32_t |
2e0fef85 JS |
1745 | lpfc_cmpl_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1746 | void *arg, uint32_t evt) | |
c9f8735b JW |
1747 | { |
1748 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 1749 | IOCB_t *irsp; |
c9f8735b JW |
1750 | |
1751 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1752 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
1753 | |
1754 | irsp = &rspiocb->iocb; | |
1755 | if (irsp->ulpStatus) { | |
2e0fef85 | 1756 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1757 | return NLP_STE_FREED_NODE; |
1758 | } | |
c9f8735b JW |
1759 | return ndlp->nlp_state; |
1760 | } | |
1761 | ||
1762 | static uint32_t | |
2e0fef85 JS |
1763 | lpfc_cmpl_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1764 | void *arg, uint32_t evt) | |
c9f8735b JW |
1765 | { |
1766 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 1767 | IOCB_t *irsp; |
c9f8735b JW |
1768 | |
1769 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1770 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
1771 | |
1772 | irsp = &rspiocb->iocb; | |
1773 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { | |
2e0fef85 | 1774 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1775 | return NLP_STE_FREED_NODE; |
1776 | } | |
c9f8735b | 1777 | return ndlp->nlp_state; |
dea3101e | 1778 | } |
1779 | ||
1780 | static uint32_t | |
2e0fef85 JS |
1781 | lpfc_cmpl_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1782 | void *arg, uint32_t evt) | |
dea3101e | 1783 | { |
2e0fef85 | 1784 | lpfc_unreg_rpi(vport, ndlp); |
dea3101e | 1785 | /* This routine does nothing, just return the current state */ |
c9f8735b JW |
1786 | return ndlp->nlp_state; |
1787 | } | |
1788 | ||
1789 | static uint32_t | |
2e0fef85 JS |
1790 | lpfc_cmpl_adisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1791 | void *arg, uint32_t evt) | |
c9f8735b JW |
1792 | { |
1793 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 1794 | IOCB_t *irsp; |
c9f8735b JW |
1795 | |
1796 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1797 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
1798 | |
1799 | irsp = &rspiocb->iocb; | |
1800 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { | |
2e0fef85 | 1801 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1802 | return NLP_STE_FREED_NODE; |
1803 | } | |
c9f8735b | 1804 | return ndlp->nlp_state; |
dea3101e | 1805 | } |
1806 | ||
1807 | static uint32_t | |
2e0fef85 JS |
1808 | lpfc_cmpl_reglogin_npr_node(struct lpfc_vport *vport, |
1809 | struct lpfc_nodelist *ndlp, | |
1810 | void *arg, uint32_t evt) | |
dea3101e | 1811 | { |
2e0fef85 JS |
1812 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
1813 | MAILBOX_t *mb = &pmb->mb; | |
dea3101e | 1814 | |
c9f8735b JW |
1815 | if (!mb->mbxStatus) |
1816 | ndlp->nlp_rpi = mb->un.varWords[0]; | |
a0f9b48d JS |
1817 | else { |
1818 | if (ndlp->nlp_flag & NLP_NODEV_REMOVE) { | |
2e0fef85 | 1819 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1820 | return NLP_STE_FREED_NODE; |
1821 | } | |
1822 | } | |
c9f8735b | 1823 | return ndlp->nlp_state; |
dea3101e | 1824 | } |
1825 | ||
1826 | static uint32_t | |
2e0fef85 JS |
1827 | lpfc_device_rm_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1828 | void *arg, uint32_t evt) | |
dea3101e | 1829 | { |
2e0fef85 JS |
1830 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1831 | ||
a0f9b48d | 1832 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
2e0fef85 | 1833 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 1834 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1835 | spin_unlock_irq(shost->host_lock); |
a0f9b48d JS |
1836 | return ndlp->nlp_state; |
1837 | } | |
2e0fef85 | 1838 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 1839 | return NLP_STE_FREED_NODE; |
dea3101e | 1840 | } |
1841 | ||
1842 | static uint32_t | |
2e0fef85 JS |
1843 | lpfc_device_recov_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1844 | void *arg, uint32_t evt) | |
dea3101e | 1845 | { |
2e0fef85 JS |
1846 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1847 | ||
92d7f7b0 JS |
1848 | /* Don't do anything that will mess up processing of the |
1849 | * previous RSCN. | |
1850 | */ | |
1851 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1852 | return ndlp->nlp_state; | |
1853 | ||
2e0fef85 | 1854 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 1855 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1856 | spin_unlock_irq(shost->host_lock); |
6ad42535 | 1857 | if (ndlp->nlp_flag & NLP_DELAY_TMO) { |
2e0fef85 | 1858 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
6ad42535 | 1859 | } |
c9f8735b | 1860 | return ndlp->nlp_state; |
dea3101e | 1861 | } |
1862 | ||
1863 | ||
1864 | /* This next section defines the NPort Discovery State Machine */ | |
1865 | ||
1866 | /* There are 4 different double linked lists nodelist entries can reside on. | |
1867 | * The plogi list and adisc list are used when Link Up discovery or RSCN | |
1868 | * processing is needed. Each list holds the nodes that we will send PLOGI | |
1869 | * or ADISC on. These lists will keep track of what nodes will be effected | |
1870 | * by an RSCN, or a Link Up (Typically, all nodes are effected on Link Up). | |
1871 | * The unmapped_list will contain all nodes that we have successfully logged | |
1872 | * into at the Fibre Channel level. The mapped_list will contain all nodes | |
1873 | * that are mapped FCP targets. | |
1874 | */ | |
1875 | /* | |
1876 | * The bind list is a list of undiscovered (potentially non-existent) nodes | |
1877 | * that we have saved binding information on. This information is used when | |
1878 | * nodes transition from the unmapped to the mapped list. | |
1879 | */ | |
1880 | /* For UNUSED_NODE state, the node has just been allocated . | |
1881 | * For PLOGI_ISSUE and REG_LOGIN_ISSUE, the node is on | |
1882 | * the PLOGI list. For REG_LOGIN_COMPL, the node is taken off the PLOGI list | |
1883 | * and put on the unmapped list. For ADISC processing, the node is taken off | |
1884 | * the ADISC list and placed on either the mapped or unmapped list (depending | |
1885 | * on its previous state). Once on the unmapped list, a PRLI is issued and the | |
1886 | * state changed to PRLI_ISSUE. When the PRLI completion occurs, the state is | |
1887 | * changed to UNMAPPED_NODE. If the completion indicates a mapped | |
1888 | * node, the node is taken off the unmapped list. The binding list is checked | |
1889 | * for a valid binding, or a binding is automatically assigned. If binding | |
1890 | * assignment is unsuccessful, the node is left on the unmapped list. If | |
1891 | * binding assignment is successful, the associated binding list entry (if | |
1892 | * any) is removed, and the node is placed on the mapped list. | |
1893 | */ | |
1894 | /* | |
1895 | * For a Link Down, all nodes on the ADISC, PLOGI, unmapped or mapped | |
c01f3208 | 1896 | * lists will receive a DEVICE_RECOVERY event. If the linkdown or devloss timers |
dea3101e | 1897 | * expire, all effected nodes will receive a DEVICE_RM event. |
1898 | */ | |
1899 | /* | |
1900 | * For a Link Up or RSCN, all nodes will move from the mapped / unmapped lists | |
1901 | * to either the ADISC or PLOGI list. After a Nameserver query or ALPA loopmap | |
1902 | * check, additional nodes may be added or removed (via DEVICE_RM) to / from | |
1903 | * the PLOGI or ADISC lists. Once the PLOGI and ADISC lists are populated, | |
1904 | * we will first process the ADISC list. 32 entries are processed initially and | |
1905 | * ADISC is initited for each one. Completions / Events for each node are | |
1906 | * funnelled thru the state machine. As each node finishes ADISC processing, it | |
1907 | * starts ADISC for any nodes waiting for ADISC processing. If no nodes are | |
1908 | * waiting, and the ADISC list count is identically 0, then we are done. For | |
1909 | * Link Up discovery, since all nodes on the PLOGI list are UNREG_LOGIN'ed, we | |
1910 | * can issue a CLEAR_LA and reenable Link Events. Next we will process the PLOGI | |
1911 | * list. 32 entries are processed initially and PLOGI is initited for each one. | |
1912 | * Completions / Events for each node are funnelled thru the state machine. As | |
1913 | * each node finishes PLOGI processing, it starts PLOGI for any nodes waiting | |
1914 | * for PLOGI processing. If no nodes are waiting, and the PLOGI list count is | |
1915 | * indentically 0, then we are done. We have now completed discovery / RSCN | |
1916 | * handling. Upon completion, ALL nodes should be on either the mapped or | |
1917 | * unmapped lists. | |
1918 | */ | |
1919 | ||
1920 | static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT]) | |
2e0fef85 | 1921 | (struct lpfc_vport *, struct lpfc_nodelist *, void *, uint32_t) = { |
dea3101e | 1922 | /* Action routine Event Current State */ |
1923 | lpfc_rcv_plogi_unused_node, /* RCV_PLOGI UNUSED_NODE */ | |
1924 | lpfc_rcv_els_unused_node, /* RCV_PRLI */ | |
1925 | lpfc_rcv_logo_unused_node, /* RCV_LOGO */ | |
1926 | lpfc_rcv_els_unused_node, /* RCV_ADISC */ | |
1927 | lpfc_rcv_els_unused_node, /* RCV_PDISC */ | |
1928 | lpfc_rcv_els_unused_node, /* RCV_PRLO */ | |
1929 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1930 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1931 | lpfc_cmpl_logo_unused_node, /* CMPL_LOGO */ | |
1932 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
1933 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
1934 | lpfc_device_rm_unused_node, /* DEVICE_RM */ | |
1935 | lpfc_disc_illegal, /* DEVICE_RECOVERY */ | |
1936 | ||
1937 | lpfc_rcv_plogi_plogi_issue, /* RCV_PLOGI PLOGI_ISSUE */ | |
92d7f7b0 | 1938 | lpfc_rcv_prli_plogi_issue, /* RCV_PRLI */ |
c9f8735b | 1939 | lpfc_rcv_logo_plogi_issue, /* RCV_LOGO */ |
dea3101e | 1940 | lpfc_rcv_els_plogi_issue, /* RCV_ADISC */ |
1941 | lpfc_rcv_els_plogi_issue, /* RCV_PDISC */ | |
1942 | lpfc_rcv_els_plogi_issue, /* RCV_PRLO */ | |
1943 | lpfc_cmpl_plogi_plogi_issue, /* CMPL_PLOGI */ | |
1944 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1945 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
1946 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
1947 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
1948 | lpfc_device_rm_plogi_issue, /* DEVICE_RM */ | |
1949 | lpfc_device_recov_plogi_issue, /* DEVICE_RECOVERY */ | |
1950 | ||
1951 | lpfc_rcv_plogi_adisc_issue, /* RCV_PLOGI ADISC_ISSUE */ | |
1952 | lpfc_rcv_prli_adisc_issue, /* RCV_PRLI */ | |
1953 | lpfc_rcv_logo_adisc_issue, /* RCV_LOGO */ | |
1954 | lpfc_rcv_padisc_adisc_issue, /* RCV_ADISC */ | |
1955 | lpfc_rcv_padisc_adisc_issue, /* RCV_PDISC */ | |
1956 | lpfc_rcv_prlo_adisc_issue, /* RCV_PRLO */ | |
1957 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1958 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1959 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
1960 | lpfc_cmpl_adisc_adisc_issue, /* CMPL_ADISC */ | |
1961 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
1962 | lpfc_device_rm_adisc_issue, /* DEVICE_RM */ | |
1963 | lpfc_device_recov_adisc_issue, /* DEVICE_RECOVERY */ | |
1964 | ||
1965 | lpfc_rcv_plogi_reglogin_issue, /* RCV_PLOGI REG_LOGIN_ISSUE */ | |
1966 | lpfc_rcv_prli_reglogin_issue, /* RCV_PLOGI */ | |
1967 | lpfc_rcv_logo_reglogin_issue, /* RCV_LOGO */ | |
1968 | lpfc_rcv_padisc_reglogin_issue, /* RCV_ADISC */ | |
1969 | lpfc_rcv_padisc_reglogin_issue, /* RCV_PDISC */ | |
1970 | lpfc_rcv_prlo_reglogin_issue, /* RCV_PRLO */ | |
1971 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1972 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1973 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
1974 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
1975 | lpfc_cmpl_reglogin_reglogin_issue,/* CMPL_REG_LOGIN */ | |
1976 | lpfc_device_rm_reglogin_issue, /* DEVICE_RM */ | |
1977 | lpfc_device_recov_reglogin_issue,/* DEVICE_RECOVERY */ | |
1978 | ||
1979 | lpfc_rcv_plogi_prli_issue, /* RCV_PLOGI PRLI_ISSUE */ | |
1980 | lpfc_rcv_prli_prli_issue, /* RCV_PRLI */ | |
1981 | lpfc_rcv_logo_prli_issue, /* RCV_LOGO */ | |
1982 | lpfc_rcv_padisc_prli_issue, /* RCV_ADISC */ | |
1983 | lpfc_rcv_padisc_prli_issue, /* RCV_PDISC */ | |
1984 | lpfc_rcv_prlo_prli_issue, /* RCV_PRLO */ | |
1985 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1986 | lpfc_cmpl_prli_prli_issue, /* CMPL_PRLI */ | |
1987 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
1988 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
1989 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
1990 | lpfc_device_rm_prli_issue, /* DEVICE_RM */ | |
1991 | lpfc_device_recov_prli_issue, /* DEVICE_RECOVERY */ | |
1992 | ||
1993 | lpfc_rcv_plogi_unmap_node, /* RCV_PLOGI UNMAPPED_NODE */ | |
1994 | lpfc_rcv_prli_unmap_node, /* RCV_PRLI */ | |
1995 | lpfc_rcv_logo_unmap_node, /* RCV_LOGO */ | |
1996 | lpfc_rcv_padisc_unmap_node, /* RCV_ADISC */ | |
1997 | lpfc_rcv_padisc_unmap_node, /* RCV_PDISC */ | |
1998 | lpfc_rcv_prlo_unmap_node, /* RCV_PRLO */ | |
1999 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2000 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2001 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2002 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2003 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2004 | lpfc_disc_illegal, /* DEVICE_RM */ | |
2005 | lpfc_device_recov_unmap_node, /* DEVICE_RECOVERY */ | |
2006 | ||
2007 | lpfc_rcv_plogi_mapped_node, /* RCV_PLOGI MAPPED_NODE */ | |
2008 | lpfc_rcv_prli_mapped_node, /* RCV_PRLI */ | |
2009 | lpfc_rcv_logo_mapped_node, /* RCV_LOGO */ | |
2010 | lpfc_rcv_padisc_mapped_node, /* RCV_ADISC */ | |
2011 | lpfc_rcv_padisc_mapped_node, /* RCV_PDISC */ | |
2012 | lpfc_rcv_prlo_mapped_node, /* RCV_PRLO */ | |
2013 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2014 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2015 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2016 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2017 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2018 | lpfc_disc_illegal, /* DEVICE_RM */ | |
2019 | lpfc_device_recov_mapped_node, /* DEVICE_RECOVERY */ | |
2020 | ||
2021 | lpfc_rcv_plogi_npr_node, /* RCV_PLOGI NPR_NODE */ | |
2022 | lpfc_rcv_prli_npr_node, /* RCV_PRLI */ | |
2023 | lpfc_rcv_logo_npr_node, /* RCV_LOGO */ | |
2024 | lpfc_rcv_padisc_npr_node, /* RCV_ADISC */ | |
2025 | lpfc_rcv_padisc_npr_node, /* RCV_PDISC */ | |
2026 | lpfc_rcv_prlo_npr_node, /* RCV_PRLO */ | |
c9f8735b JW |
2027 | lpfc_cmpl_plogi_npr_node, /* CMPL_PLOGI */ |
2028 | lpfc_cmpl_prli_npr_node, /* CMPL_PRLI */ | |
dea3101e | 2029 | lpfc_cmpl_logo_npr_node, /* CMPL_LOGO */ |
c9f8735b | 2030 | lpfc_cmpl_adisc_npr_node, /* CMPL_ADISC */ |
dea3101e | 2031 | lpfc_cmpl_reglogin_npr_node, /* CMPL_REG_LOGIN */ |
2032 | lpfc_device_rm_npr_node, /* DEVICE_RM */ | |
2033 | lpfc_device_recov_npr_node, /* DEVICE_RECOVERY */ | |
2034 | }; | |
2035 | ||
2036 | int | |
2e0fef85 JS |
2037 | lpfc_disc_state_machine(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2038 | void *arg, uint32_t evt) | |
dea3101e | 2039 | { |
2040 | uint32_t cur_state, rc; | |
2e0fef85 | 2041 | uint32_t(*func) (struct lpfc_vport *, struct lpfc_nodelist *, void *, |
dea3101e | 2042 | uint32_t); |
2043 | ||
329f9bc7 | 2044 | lpfc_nlp_get(ndlp); |
dea3101e | 2045 | cur_state = ndlp->nlp_state; |
2046 | ||
2047 | /* DSM in event <evt> on NPort <nlp_DID> in state <cur_state> */ | |
e8b62011 JS |
2048 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
2049 | "0211 DSM in event x%x on NPort x%x in " | |
2050 | "state %d Data: x%x\n", | |
2051 | evt, ndlp->nlp_DID, cur_state, ndlp->nlp_flag); | |
dea3101e | 2052 | |
858c9f6c JS |
2053 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2054 | "DSM in: evt:%d ste:%d did:x%x", | |
2055 | evt, cur_state, ndlp->nlp_DID); | |
2056 | ||
dea3101e | 2057 | func = lpfc_disc_action[(cur_state * NLP_EVT_MAX_EVENT) + evt]; |
2e0fef85 | 2058 | rc = (func) (vport, ndlp, arg, evt); |
dea3101e | 2059 | |
2060 | /* DSM out state <rc> on NPort <nlp_DID> */ | |
e8b62011 JS |
2061 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
2062 | "0212 DSM out state %d on NPort x%x Data: x%x\n", | |
2063 | rc, ndlp->nlp_DID, ndlp->nlp_flag); | |
dea3101e | 2064 | |
858c9f6c JS |
2065 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2066 | "DSM out: ste:%d did:x%x flg:x%x", | |
2067 | rc, ndlp->nlp_DID, ndlp->nlp_flag); | |
2068 | ||
329f9bc7 | 2069 | lpfc_nlp_put(ndlp); |
dea3101e | 2070 | |
c9f8735b | 2071 | return rc; |
dea3101e | 2072 | } |