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; |
0b727fea | 346 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); |
dea3101e | 347 | if (rc == MBX_NOT_FINISHED) { |
92d7f7b0 | 348 | mempool_free(mbox, phba->mbox_mem_pool); |
dea3101e | 349 | goto out; |
350 | } | |
351 | ||
2e0fef85 | 352 | lpfc_can_disctmo(vport); |
dea3101e | 353 | } |
354 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
2e0fef85 | 355 | if (!mbox) |
dea3101e | 356 | goto out; |
357 | ||
92d7f7b0 JS |
358 | rc = lpfc_reg_login(phba, vport->vpi, icmd->un.rcvels.remoteID, |
359 | (uint8_t *) sp, mbox, 0); | |
2e0fef85 JS |
360 | if (rc) { |
361 | mempool_free(mbox, phba->mbox_mem_pool); | |
dea3101e | 362 | goto out; |
363 | } | |
364 | ||
365 | /* ACC PLOGI rsp command needs to execute first, | |
366 | * queue this mbox command to be processed later. | |
367 | */ | |
368 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; | |
329f9bc7 JS |
369 | /* |
370 | * mbox->context2 = lpfc_nlp_get(ndlp) deferred until mailbox | |
371 | * command issued in lpfc_cmpl_els_acc(). | |
372 | */ | |
2e0fef85 JS |
373 | mbox->vport = vport; |
374 | spin_lock_irq(shost->host_lock); | |
5024ab17 | 375 | ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI); |
2e0fef85 | 376 | spin_unlock_irq(shost->host_lock); |
dea3101e | 377 | |
33ccf8d1 JS |
378 | /* |
379 | * If there is an outstanding PLOGI issued, abort it before | |
380 | * sending ACC rsp for received PLOGI. If pending plogi | |
381 | * is not canceled here, the plogi will be rejected by | |
382 | * remote port and will be retried. On a configuration with | |
383 | * single discovery thread, this will cause a huge delay in | |
384 | * discovery. Also this will cause multiple state machines | |
385 | * running in parallel for this node. | |
386 | */ | |
387 | if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) { | |
388 | /* software abort outstanding PLOGI */ | |
07951076 | 389 | lpfc_els_abort(phba, ndlp); |
33ccf8d1 JS |
390 | } |
391 | ||
858c9f6c | 392 | if ((vport->port_type == LPFC_NPIV_PORT && |
3de2a653 | 393 | vport->cfg_restrict_login)) { |
858c9f6c JS |
394 | |
395 | /* In order to preserve RPIs, we want to cleanup | |
396 | * the default RPI the firmware created to rcv | |
397 | * this ELS request. The only way to do this is | |
398 | * to register, then unregister the RPI. | |
399 | */ | |
400 | spin_lock_irq(shost->host_lock); | |
401 | ndlp->nlp_flag |= NLP_RM_DFLT_RPI; | |
402 | spin_unlock_irq(shost->host_lock); | |
403 | stat.un.b.lsRjtRsnCode = LSRJT_INVALID_CMD; | |
404 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
405 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, | |
406 | ndlp, mbox); | |
407 | return 1; | |
408 | } | |
51ef4c26 | 409 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox); |
c9f8735b | 410 | return 1; |
dea3101e | 411 | |
412 | out: | |
413 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
414 | stat.un.b.lsRjtRsnCodeExp = LSEXP_OUT_OF_RESOURCE; | |
858c9f6c | 415 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
c9f8735b | 416 | return 0; |
dea3101e | 417 | } |
418 | ||
419 | static int | |
2e0fef85 | 420 | lpfc_rcv_padisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
dea3101e | 421 | struct lpfc_iocbq *cmdiocb) |
422 | { | |
2e0fef85 | 423 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
dea3101e | 424 | struct lpfc_dmabuf *pcmd; |
2e0fef85 JS |
425 | struct serv_parm *sp; |
426 | struct lpfc_name *pnn, *ppn; | |
dea3101e | 427 | struct ls_rjt stat; |
428 | ADISC *ap; | |
429 | IOCB_t *icmd; | |
430 | uint32_t *lp; | |
431 | uint32_t cmd; | |
432 | ||
433 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
434 | lp = (uint32_t *) pcmd->virt; | |
435 | ||
436 | cmd = *lp++; | |
437 | if (cmd == ELS_CMD_ADISC) { | |
438 | ap = (ADISC *) lp; | |
439 | pnn = (struct lpfc_name *) & ap->nodeName; | |
440 | ppn = (struct lpfc_name *) & ap->portName; | |
441 | } else { | |
442 | sp = (struct serv_parm *) lp; | |
443 | pnn = (struct lpfc_name *) & sp->nodeName; | |
444 | ppn = (struct lpfc_name *) & sp->portName; | |
445 | } | |
446 | ||
447 | icmd = &cmdiocb->iocb; | |
2e0fef85 | 448 | if (icmd->ulpStatus == 0 && lpfc_check_adisc(vport, ndlp, pnn, ppn)) { |
dea3101e | 449 | if (cmd == ELS_CMD_ADISC) { |
2e0fef85 | 450 | lpfc_els_rsp_adisc_acc(vport, cmdiocb, ndlp); |
2fe165b6 | 451 | } else { |
2e0fef85 | 452 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, |
51ef4c26 | 453 | NULL); |
dea3101e | 454 | } |
c9f8735b | 455 | return 1; |
dea3101e | 456 | } |
457 | /* Reject this request because invalid parameters */ | |
458 | stat.un.b.lsRjtRsvd0 = 0; | |
459 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
460 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; | |
461 | stat.un.b.vendorUnique = 0; | |
858c9f6c | 462 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
dea3101e | 463 | |
dea3101e | 464 | /* 1 sec timeout */ |
465 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); | |
466 | ||
2e0fef85 | 467 | spin_lock_irq(shost->host_lock); |
dea3101e | 468 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 469 | spin_unlock_irq(shost->host_lock); |
5024ab17 JW |
470 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
471 | ndlp->nlp_prev_state = ndlp->nlp_state; | |
2e0fef85 | 472 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 473 | return 0; |
dea3101e | 474 | } |
475 | ||
476 | static int | |
2e0fef85 JS |
477 | lpfc_rcv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
478 | struct lpfc_iocbq *cmdiocb, uint32_t els_cmd) | |
dea3101e | 479 | { |
2e0fef85 JS |
480 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
481 | ||
482 | /* Put ndlp in NPR state with 1 sec timeout for plogi, ACC logo */ | |
dea3101e | 483 | /* Only call LOGO ACC for first LOGO, this avoids sending unnecessary |
484 | * PLOGIs during LOGO storms from a device. | |
485 | */ | |
2e0fef85 | 486 | spin_lock_irq(shost->host_lock); |
dea3101e | 487 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 488 | spin_unlock_irq(shost->host_lock); |
82d9a2a2 | 489 | if (els_cmd == ELS_CMD_PRLO) |
51ef4c26 | 490 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
82d9a2a2 | 491 | else |
51ef4c26 | 492 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
dea3101e | 493 | |
c9f8735b | 494 | if (!(ndlp->nlp_type & NLP_FABRIC) || |
92d7f7b0 | 495 | (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) { |
dea3101e | 496 | /* Only try to re-login if this is NOT a Fabric Node */ |
dea3101e | 497 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 498 | spin_lock_irq(shost->host_lock); |
dea3101e | 499 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 500 | spin_unlock_irq(shost->host_lock); |
dea3101e | 501 | |
5024ab17 JW |
502 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
503 | ndlp->nlp_prev_state = ndlp->nlp_state; | |
2e0fef85 | 504 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 505 | } else { |
5024ab17 | 506 | ndlp->nlp_prev_state = ndlp->nlp_state; |
2e0fef85 | 507 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
c9f8735b | 508 | } |
dea3101e | 509 | |
2e0fef85 | 510 | spin_lock_irq(shost->host_lock); |
dea3101e | 511 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 512 | spin_unlock_irq(shost->host_lock); |
dea3101e | 513 | /* The driver has to wait until the ACC completes before it continues |
514 | * processing the LOGO. The action will resume in | |
515 | * lpfc_cmpl_els_logo_acc routine. Since part of processing includes an | |
516 | * unreg_login, the driver waits so the ACC does not get aborted. | |
517 | */ | |
c9f8735b | 518 | return 0; |
dea3101e | 519 | } |
520 | ||
521 | static void | |
2e0fef85 JS |
522 | lpfc_rcv_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
523 | struct lpfc_iocbq *cmdiocb) | |
dea3101e | 524 | { |
525 | struct lpfc_dmabuf *pcmd; | |
526 | uint32_t *lp; | |
527 | PRLI *npr; | |
528 | struct fc_rport *rport = ndlp->rport; | |
529 | u32 roles; | |
530 | ||
531 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
532 | lp = (uint32_t *) pcmd->virt; | |
533 | npr = (PRLI *) ((uint8_t *) lp + sizeof (uint32_t)); | |
534 | ||
535 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); | |
536 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; | |
92d7f7b0 | 537 | if (npr->prliType == PRLI_FCP_TYPE) { |
dea3101e | 538 | if (npr->initiatorFunc) |
539 | ndlp->nlp_type |= NLP_FCP_INITIATOR; | |
540 | if (npr->targetFunc) | |
541 | ndlp->nlp_type |= NLP_FCP_TARGET; | |
542 | if (npr->Retry) | |
543 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
544 | } | |
545 | if (rport) { | |
546 | /* We need to update the rport role values */ | |
547 | roles = FC_RPORT_ROLE_UNKNOWN; | |
548 | if (ndlp->nlp_type & NLP_FCP_INITIATOR) | |
549 | roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
550 | if (ndlp->nlp_type & NLP_FCP_TARGET) | |
551 | roles |= FC_RPORT_ROLE_FCP_TARGET; | |
858c9f6c JS |
552 | |
553 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, | |
554 | "rport rolechg: role:x%x did:x%x flg:x%x", | |
555 | roles, ndlp->nlp_DID, ndlp->nlp_flag); | |
556 | ||
dea3101e | 557 | fc_remote_port_rolechg(rport, roles); |
558 | } | |
559 | } | |
560 | ||
561 | static uint32_t | |
2e0fef85 | 562 | lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) |
dea3101e | 563 | { |
2e0fef85 | 564 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 565 | |
51ef4c26 JS |
566 | if (!ndlp->nlp_rpi) { |
567 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
568 | return 0; | |
569 | } | |
570 | ||
dea3101e | 571 | /* Check config parameter use-adisc or FCP-2 */ |
3de2a653 | 572 | if ((vport->cfg_use_adisc && (vport->fc_flag & FC_RSCN_MODE)) || |
92d7f7b0 JS |
573 | ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE) { |
574 | spin_lock_irq(shost->host_lock); | |
575 | ndlp->nlp_flag |= NLP_NPR_ADISC; | |
576 | spin_unlock_irq(shost->host_lock); | |
577 | return 1; | |
578 | } | |
579 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
580 | lpfc_unreg_rpi(vport, ndlp); | |
581 | return 0; | |
dea3101e | 582 | } |
583 | ||
584 | static uint32_t | |
2e0fef85 JS |
585 | lpfc_disc_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
586 | void *arg, uint32_t evt) | |
dea3101e | 587 | { |
e8b62011 JS |
588 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
589 | "0253 Illegal State Transition: node x%x " | |
590 | "event x%x, state x%x Data: x%x x%x\n", | |
591 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, | |
592 | ndlp->nlp_flag); | |
c9f8735b | 593 | return ndlp->nlp_state; |
dea3101e | 594 | } |
595 | ||
596 | /* Start of Discovery State Machine routines */ | |
597 | ||
598 | static uint32_t | |
2e0fef85 JS |
599 | lpfc_rcv_plogi_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
600 | void *arg, uint32_t evt) | |
dea3101e | 601 | { |
602 | struct lpfc_iocbq *cmdiocb; | |
603 | ||
604 | cmdiocb = (struct lpfc_iocbq *) arg; | |
605 | ||
2e0fef85 | 606 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
5024ab17 | 607 | ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE; |
2e0fef85 | 608 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
c9f8735b | 609 | return ndlp->nlp_state; |
dea3101e | 610 | } |
2e0fef85 | 611 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 612 | return NLP_STE_FREED_NODE; |
dea3101e | 613 | } |
614 | ||
615 | static uint32_t | |
2e0fef85 JS |
616 | lpfc_rcv_els_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
617 | void *arg, uint32_t evt) | |
dea3101e | 618 | { |
2e0fef85 JS |
619 | lpfc_issue_els_logo(vport, ndlp, 0); |
620 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); | |
c9f8735b | 621 | return ndlp->nlp_state; |
dea3101e | 622 | } |
623 | ||
624 | static uint32_t | |
2e0fef85 JS |
625 | lpfc_rcv_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
626 | void *arg, uint32_t evt) | |
dea3101e | 627 | { |
2e0fef85 JS |
628 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
629 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 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); |
51ef4c26 | 634 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
2e0fef85 | 635 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
dea3101e | 636 | |
c9f8735b | 637 | return ndlp->nlp_state; |
dea3101e | 638 | } |
639 | ||
640 | static uint32_t | |
2e0fef85 JS |
641 | lpfc_cmpl_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
642 | void *arg, uint32_t evt) | |
dea3101e | 643 | { |
2e0fef85 | 644 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 645 | return NLP_STE_FREED_NODE; |
dea3101e | 646 | } |
647 | ||
648 | static uint32_t | |
2e0fef85 JS |
649 | lpfc_device_rm_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
650 | void *arg, uint32_t evt) | |
dea3101e | 651 | { |
2e0fef85 | 652 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 653 | return NLP_STE_FREED_NODE; |
dea3101e | 654 | } |
655 | ||
656 | static uint32_t | |
2e0fef85 | 657 | lpfc_rcv_plogi_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
dea3101e | 658 | void *arg, uint32_t evt) |
659 | { | |
2e0fef85 | 660 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 661 | struct lpfc_iocbq *cmdiocb = arg; |
2e0fef85 JS |
662 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
663 | uint32_t *lp = (uint32_t *) pcmd->virt; | |
664 | struct serv_parm *sp = (struct serv_parm *) (lp + 1); | |
dea3101e | 665 | struct ls_rjt stat; |
666 | int port_cmp; | |
667 | ||
dea3101e | 668 | memset(&stat, 0, sizeof (struct ls_rjt)); |
669 | ||
670 | /* For a PLOGI, we only accept if our portname is less | |
671 | * than the remote portname. | |
672 | */ | |
673 | phba->fc_stat.elsLogiCol++; | |
2e0fef85 | 674 | port_cmp = memcmp(&vport->fc_portname, &sp->portName, |
92d7f7b0 | 675 | sizeof(struct lpfc_name)); |
dea3101e | 676 | |
677 | if (port_cmp >= 0) { | |
678 | /* Reject this request because the remote node will accept | |
679 | ours */ | |
680 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
681 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CMD_IN_PROGRESS; | |
858c9f6c JS |
682 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
683 | NULL); | |
2fe165b6 | 684 | } else { |
2e0fef85 JS |
685 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
686 | } /* If our portname was less */ | |
dea3101e | 687 | |
c9f8735b JW |
688 | return ndlp->nlp_state; |
689 | } | |
690 | ||
92d7f7b0 JS |
691 | static uint32_t |
692 | lpfc_rcv_prli_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
693 | void *arg, uint32_t evt) | |
694 | { | |
695 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
696 | struct ls_rjt stat; | |
697 | ||
698 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
699 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; | |
700 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
858c9f6c | 701 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
92d7f7b0 JS |
702 | return ndlp->nlp_state; |
703 | } | |
704 | ||
c9f8735b | 705 | static uint32_t |
2e0fef85 JS |
706 | lpfc_rcv_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
707 | void *arg, uint32_t evt) | |
c9f8735b | 708 | { |
2e0fef85 | 709 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
c9f8735b | 710 | |
92d7f7b0 | 711 | /* software abort outstanding PLOGI */ |
2e0fef85 | 712 | lpfc_els_abort(vport->phba, ndlp); |
c9f8735b | 713 | |
2e0fef85 | 714 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 715 | return ndlp->nlp_state; |
dea3101e | 716 | } |
717 | ||
718 | static uint32_t | |
2e0fef85 JS |
719 | lpfc_rcv_els_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
720 | void *arg, uint32_t evt) | |
dea3101e | 721 | { |
2e0fef85 JS |
722 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
723 | struct lpfc_hba *phba = vport->phba; | |
724 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 725 | |
726 | /* software abort outstanding PLOGI */ | |
07951076 | 727 | lpfc_els_abort(phba, ndlp); |
dea3101e | 728 | |
729 | if (evt == NLP_EVT_RCV_LOGO) { | |
51ef4c26 | 730 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
2fe165b6 | 731 | } else { |
2e0fef85 | 732 | lpfc_issue_els_logo(vport, ndlp, 0); |
dea3101e | 733 | } |
734 | ||
2e0fef85 | 735 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
5024ab17 | 736 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 737 | spin_lock_irq(shost->host_lock); |
5024ab17 | 738 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 739 | spin_unlock_irq(shost->host_lock); |
5024ab17 JW |
740 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
741 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; | |
2e0fef85 | 742 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
dea3101e | 743 | |
c9f8735b | 744 | return ndlp->nlp_state; |
dea3101e | 745 | } |
746 | ||
747 | static uint32_t | |
2e0fef85 JS |
748 | lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, |
749 | struct lpfc_nodelist *ndlp, | |
750 | void *arg, | |
dea3101e | 751 | uint32_t evt) |
752 | { | |
2e0fef85 JS |
753 | struct lpfc_hba *phba = vport->phba; |
754 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
14691150 | 755 | struct lpfc_dmabuf *pcmd, *prsp, *mp; |
dea3101e | 756 | uint32_t *lp; |
757 | IOCB_t *irsp; | |
758 | struct serv_parm *sp; | |
759 | LPFC_MBOXQ_t *mbox; | |
760 | ||
761 | cmdiocb = (struct lpfc_iocbq *) arg; | |
762 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
763 | ||
764 | if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) { | |
5024ab17 | 765 | /* Recovery from PLOGI collision logic */ |
c9f8735b | 766 | return ndlp->nlp_state; |
dea3101e | 767 | } |
768 | ||
769 | irsp = &rspiocb->iocb; | |
770 | ||
771 | if (irsp->ulpStatus) | |
772 | goto out; | |
773 | ||
774 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
775 | ||
2e0fef85 | 776 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); |
dea3101e | 777 | |
2e0fef85 | 778 | lp = (uint32_t *) prsp->virt; |
dea3101e | 779 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
2e0fef85 | 780 | if (!lpfc_check_sparm(vport, ndlp, sp, CLASS3)) |
dea3101e | 781 | goto out; |
dea3101e | 782 | /* PLOGI chkparm OK */ |
e8b62011 JS |
783 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
784 | "0121 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", | |
785 | ndlp->nlp_DID, ndlp->nlp_state, | |
786 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
3de2a653 | 787 | if (vport->cfg_fcp_class == 2 && (sp->cls2.classValid)) |
dea3101e | 788 | ndlp->nlp_fcp_info |= CLASS2; |
2e0fef85 | 789 | else |
dea3101e | 790 | ndlp->nlp_fcp_info |= CLASS3; |
2e0fef85 | 791 | |
dea3101e | 792 | ndlp->nlp_class_sup = 0; |
793 | if (sp->cls1.classValid) | |
794 | ndlp->nlp_class_sup |= FC_COS_CLASS1; | |
795 | if (sp->cls2.classValid) | |
796 | ndlp->nlp_class_sup |= FC_COS_CLASS2; | |
797 | if (sp->cls3.classValid) | |
798 | ndlp->nlp_class_sup |= FC_COS_CLASS3; | |
799 | if (sp->cls4.classValid) | |
800 | ndlp->nlp_class_sup |= FC_COS_CLASS4; | |
801 | ndlp->nlp_maxframe = | |
2e0fef85 | 802 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; |
dea3101e | 803 | |
2e0fef85 | 804 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
92d7f7b0 | 805 | if (!mbox) { |
e8b62011 JS |
806 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
807 | "0133 PLOGI: no memory for reg_login " | |
92d7f7b0 | 808 | "Data: x%x x%x x%x x%x\n", |
92d7f7b0 JS |
809 | ndlp->nlp_DID, ndlp->nlp_state, |
810 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 811 | goto out; |
92d7f7b0 | 812 | } |
dea3101e | 813 | |
2e0fef85 JS |
814 | lpfc_unreg_rpi(vport, ndlp); |
815 | ||
92d7f7b0 JS |
816 | if (lpfc_reg_login(phba, vport->vpi, irsp->un.elsreq64.remoteID, |
817 | (uint8_t *) sp, mbox, 0) == 0) { | |
2fe165b6 | 818 | switch (ndlp->nlp_DID) { |
dea3101e | 819 | case NameServer_DID: |
de0c5b32 | 820 | mbox->mbox_cmpl = lpfc_mbx_cmpl_ns_reg_login; |
dea3101e | 821 | break; |
822 | case FDMI_DID: | |
de0c5b32 | 823 | mbox->mbox_cmpl = lpfc_mbx_cmpl_fdmi_reg_login; |
dea3101e | 824 | break; |
825 | default: | |
de0c5b32 | 826 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
dea3101e | 827 | } |
329f9bc7 | 828 | mbox->context2 = lpfc_nlp_get(ndlp); |
2e0fef85 | 829 | mbox->vport = vport; |
0b727fea | 830 | if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) |
dea3101e | 831 | != MBX_NOT_FINISHED) { |
2e0fef85 JS |
832 | lpfc_nlp_set_state(vport, ndlp, |
833 | NLP_STE_REG_LOGIN_ISSUE); | |
c9f8735b | 834 | return ndlp->nlp_state; |
dea3101e | 835 | } |
329f9bc7 | 836 | lpfc_nlp_put(ndlp); |
92d7f7b0 | 837 | mp = (struct lpfc_dmabuf *) mbox->context1; |
14691150 JS |
838 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
839 | kfree(mp); | |
dea3101e | 840 | mempool_free(mbox, phba->mbox_mem_pool); |
92d7f7b0 | 841 | |
e8b62011 JS |
842 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
843 | "0134 PLOGI: cannot issue reg_login " | |
844 | "Data: x%x x%x x%x x%x\n", | |
845 | ndlp->nlp_DID, ndlp->nlp_state, | |
846 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 847 | } else { |
848 | mempool_free(mbox, phba->mbox_mem_pool); | |
92d7f7b0 | 849 | |
e8b62011 JS |
850 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
851 | "0135 PLOGI: cannot format reg_login " | |
852 | "Data: x%x x%x x%x x%x\n", | |
853 | ndlp->nlp_DID, ndlp->nlp_state, | |
854 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 855 | } |
856 | ||
857 | ||
92d7f7b0 JS |
858 | out: |
859 | if (ndlp->nlp_DID == NameServer_DID) { | |
860 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); | |
e8b62011 JS |
861 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
862 | "0261 Cannot Register NameServer login\n"); | |
92d7f7b0 JS |
863 | } |
864 | ||
dea3101e | 865 | /* Free this node since the driver cannot login or has the wrong |
866 | sparm */ | |
2e0fef85 | 867 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 868 | return NLP_STE_FREED_NODE; |
dea3101e | 869 | } |
870 | ||
871 | static uint32_t | |
2e0fef85 JS |
872 | lpfc_device_rm_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
873 | void *arg, uint32_t evt) | |
dea3101e | 874 | { |
2e0fef85 JS |
875 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
876 | ||
877 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
878 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 879 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 880 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 881 | return ndlp->nlp_state; |
2e0fef85 | 882 | } else { |
a0f9b48d | 883 | /* software abort outstanding PLOGI */ |
2e0fef85 | 884 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 885 | |
2e0fef85 | 886 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
887 | return NLP_STE_FREED_NODE; |
888 | } | |
dea3101e | 889 | } |
890 | ||
891 | static uint32_t | |
2e0fef85 JS |
892 | lpfc_device_recov_plogi_issue(struct lpfc_vport *vport, |
893 | struct lpfc_nodelist *ndlp, | |
894 | void *arg, | |
895 | uint32_t evt) | |
dea3101e | 896 | { |
2e0fef85 JS |
897 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
898 | struct lpfc_hba *phba = vport->phba; | |
899 | ||
92d7f7b0 JS |
900 | /* Don't do anything that will mess up processing of the |
901 | * previous RSCN. | |
902 | */ | |
903 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
904 | return ndlp->nlp_state; | |
905 | ||
dea3101e | 906 | /* software abort outstanding PLOGI */ |
07951076 | 907 | lpfc_els_abort(phba, ndlp); |
dea3101e | 908 | |
5024ab17 | 909 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; |
2e0fef85 | 910 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
92d7f7b0 | 911 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 912 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 913 | spin_unlock_irq(shost->host_lock); |
dea3101e | 914 | |
c9f8735b | 915 | return ndlp->nlp_state; |
dea3101e | 916 | } |
917 | ||
918 | static uint32_t | |
2e0fef85 JS |
919 | lpfc_rcv_plogi_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
920 | void *arg, uint32_t evt) | |
dea3101e | 921 | { |
2e0fef85 | 922 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 923 | struct lpfc_iocbq *cmdiocb; |
924 | ||
925 | /* software abort outstanding ADISC */ | |
07951076 | 926 | lpfc_els_abort(phba, ndlp); |
dea3101e | 927 | |
928 | cmdiocb = (struct lpfc_iocbq *) arg; | |
929 | ||
2e0fef85 | 930 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) |
c9f8735b | 931 | return ndlp->nlp_state; |
2e0fef85 | 932 | |
5024ab17 | 933 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
934 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
935 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); | |
dea3101e | 936 | |
c9f8735b | 937 | return ndlp->nlp_state; |
dea3101e | 938 | } |
939 | ||
940 | static uint32_t | |
2e0fef85 JS |
941 | lpfc_rcv_prli_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
942 | void *arg, uint32_t evt) | |
dea3101e | 943 | { |
2e0fef85 | 944 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 945 | |
2e0fef85 | 946 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 947 | return ndlp->nlp_state; |
dea3101e | 948 | } |
949 | ||
950 | static uint32_t | |
2e0fef85 JS |
951 | lpfc_rcv_logo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
952 | void *arg, uint32_t evt) | |
dea3101e | 953 | { |
2e0fef85 | 954 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 955 | struct lpfc_iocbq *cmdiocb; |
956 | ||
957 | cmdiocb = (struct lpfc_iocbq *) arg; | |
958 | ||
959 | /* software abort outstanding ADISC */ | |
07951076 | 960 | lpfc_els_abort(phba, ndlp); |
dea3101e | 961 | |
2e0fef85 | 962 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 963 | return ndlp->nlp_state; |
dea3101e | 964 | } |
965 | ||
966 | static uint32_t | |
2e0fef85 JS |
967 | lpfc_rcv_padisc_adisc_issue(struct lpfc_vport *vport, |
968 | struct lpfc_nodelist *ndlp, | |
969 | void *arg, uint32_t evt) | |
dea3101e | 970 | { |
971 | struct lpfc_iocbq *cmdiocb; | |
972 | ||
973 | cmdiocb = (struct lpfc_iocbq *) arg; | |
974 | ||
2e0fef85 | 975 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 976 | return ndlp->nlp_state; |
dea3101e | 977 | } |
978 | ||
979 | static uint32_t | |
2e0fef85 JS |
980 | lpfc_rcv_prlo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
981 | void *arg, uint32_t evt) | |
dea3101e | 982 | { |
983 | struct lpfc_iocbq *cmdiocb; | |
984 | ||
985 | cmdiocb = (struct lpfc_iocbq *) arg; | |
986 | ||
987 | /* Treat like rcv logo */ | |
2e0fef85 | 988 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
c9f8735b | 989 | return ndlp->nlp_state; |
dea3101e | 990 | } |
991 | ||
992 | static uint32_t | |
2e0fef85 JS |
993 | lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport, |
994 | struct lpfc_nodelist *ndlp, | |
995 | void *arg, uint32_t evt) | |
dea3101e | 996 | { |
2e0fef85 JS |
997 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
998 | struct lpfc_hba *phba = vport->phba; | |
dea3101e | 999 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
1000 | IOCB_t *irsp; | |
1001 | ADISC *ap; | |
1002 | ||
1003 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1004 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
1005 | ||
1006 | ap = (ADISC *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); | |
1007 | irsp = &rspiocb->iocb; | |
1008 | ||
1009 | if ((irsp->ulpStatus) || | |
92d7f7b0 | 1010 | (!lpfc_check_adisc(vport, ndlp, &ap->nodeName, &ap->portName))) { |
dea3101e | 1011 | /* 1 sec timeout */ |
1012 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); | |
2e0fef85 | 1013 | spin_lock_irq(shost->host_lock); |
dea3101e | 1014 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1015 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1016 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
dea3101e | 1017 | |
2e0fef85 JS |
1018 | memset(&ndlp->nlp_nodename, 0, sizeof(struct lpfc_name)); |
1019 | memset(&ndlp->nlp_portname, 0, sizeof(struct lpfc_name)); | |
dea3101e | 1020 | |
5024ab17 | 1021 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1022 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1023 | lpfc_unreg_rpi(vport, ndlp); | |
c9f8735b | 1024 | return ndlp->nlp_state; |
dea3101e | 1025 | } |
5024ab17 | 1026 | |
2501322e | 1027 | if (ndlp->nlp_type & NLP_FCP_TARGET) { |
5024ab17 | 1028 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 | 1029 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); |
2501322e | 1030 | } else { |
5024ab17 | 1031 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 | 1032 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
2501322e | 1033 | } |
c9f8735b | 1034 | return ndlp->nlp_state; |
dea3101e | 1035 | } |
1036 | ||
1037 | static uint32_t | |
2e0fef85 JS |
1038 | lpfc_device_rm_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1039 | void *arg, uint32_t evt) | |
dea3101e | 1040 | { |
2e0fef85 JS |
1041 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1042 | ||
1043 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1044 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1045 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1046 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1047 | return ndlp->nlp_state; |
2e0fef85 | 1048 | } else { |
a0f9b48d | 1049 | /* software abort outstanding ADISC */ |
2e0fef85 | 1050 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1051 | |
2e0fef85 | 1052 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1053 | return NLP_STE_FREED_NODE; |
1054 | } | |
dea3101e | 1055 | } |
1056 | ||
1057 | static uint32_t | |
2e0fef85 JS |
1058 | lpfc_device_recov_adisc_issue(struct lpfc_vport *vport, |
1059 | struct lpfc_nodelist *ndlp, | |
1060 | void *arg, | |
1061 | uint32_t evt) | |
dea3101e | 1062 | { |
2e0fef85 JS |
1063 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1064 | struct lpfc_hba *phba = vport->phba; | |
1065 | ||
92d7f7b0 JS |
1066 | /* Don't do anything that will mess up processing of the |
1067 | * previous RSCN. | |
1068 | */ | |
1069 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1070 | return ndlp->nlp_state; | |
1071 | ||
dea3101e | 1072 | /* software abort outstanding ADISC */ |
07951076 | 1073 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1074 | |
5024ab17 | 1075 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1076 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1077 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1078 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1079 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1080 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1081 | return ndlp->nlp_state; |
dea3101e | 1082 | } |
1083 | ||
1084 | static uint32_t | |
2e0fef85 JS |
1085 | lpfc_rcv_plogi_reglogin_issue(struct lpfc_vport *vport, |
1086 | struct lpfc_nodelist *ndlp, | |
1087 | void *arg, | |
dea3101e | 1088 | uint32_t evt) |
1089 | { | |
2e0fef85 | 1090 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1091 | |
2e0fef85 | 1092 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1093 | return ndlp->nlp_state; |
dea3101e | 1094 | } |
1095 | ||
1096 | static uint32_t | |
2e0fef85 JS |
1097 | lpfc_rcv_prli_reglogin_issue(struct lpfc_vport *vport, |
1098 | struct lpfc_nodelist *ndlp, | |
1099 | void *arg, | |
dea3101e | 1100 | uint32_t evt) |
1101 | { | |
2e0fef85 | 1102 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1103 | |
2e0fef85 | 1104 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1105 | return ndlp->nlp_state; |
dea3101e | 1106 | } |
1107 | ||
1108 | static uint32_t | |
2e0fef85 JS |
1109 | lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport, |
1110 | struct lpfc_nodelist *ndlp, | |
1111 | void *arg, | |
dea3101e | 1112 | uint32_t evt) |
1113 | { | |
2e0fef85 JS |
1114 | struct lpfc_hba *phba = vport->phba; |
1115 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
7054a606 JS |
1116 | LPFC_MBOXQ_t *mb; |
1117 | LPFC_MBOXQ_t *nextmb; | |
1118 | struct lpfc_dmabuf *mp; | |
dea3101e | 1119 | |
1120 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1121 | ||
7054a606 JS |
1122 | /* cleanup any ndlp on mbox q waiting for reglogin cmpl */ |
1123 | if ((mb = phba->sli.mbox_active)) { | |
1124 | if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) && | |
1125 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { | |
92d7f7b0 | 1126 | lpfc_nlp_put(ndlp); |
7054a606 JS |
1127 | mb->context2 = NULL; |
1128 | mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1129 | } | |
1130 | } | |
1131 | ||
2e0fef85 | 1132 | spin_lock_irq(&phba->hbalock); |
7054a606 JS |
1133 | list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { |
1134 | if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) && | |
1135 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { | |
1136 | mp = (struct lpfc_dmabuf *) (mb->context1); | |
1137 | if (mp) { | |
98c9ea5c | 1138 | __lpfc_mbuf_free(phba, mp->virt, mp->phys); |
7054a606 JS |
1139 | kfree(mp); |
1140 | } | |
92d7f7b0 | 1141 | lpfc_nlp_put(ndlp); |
7054a606 JS |
1142 | list_del(&mb->list); |
1143 | mempool_free(mb, phba->mbox_mem_pool); | |
1144 | } | |
1145 | } | |
2e0fef85 | 1146 | spin_unlock_irq(&phba->hbalock); |
7054a606 | 1147 | |
2e0fef85 | 1148 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1149 | return ndlp->nlp_state; |
dea3101e | 1150 | } |
1151 | ||
1152 | static uint32_t | |
2e0fef85 JS |
1153 | lpfc_rcv_padisc_reglogin_issue(struct lpfc_vport *vport, |
1154 | struct lpfc_nodelist *ndlp, | |
1155 | void *arg, | |
dea3101e | 1156 | uint32_t evt) |
1157 | { | |
2e0fef85 | 1158 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1159 | |
2e0fef85 | 1160 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1161 | return ndlp->nlp_state; |
dea3101e | 1162 | } |
1163 | ||
1164 | static uint32_t | |
2e0fef85 JS |
1165 | lpfc_rcv_prlo_reglogin_issue(struct lpfc_vport *vport, |
1166 | struct lpfc_nodelist *ndlp, | |
1167 | void *arg, | |
dea3101e | 1168 | uint32_t evt) |
1169 | { | |
1170 | struct lpfc_iocbq *cmdiocb; | |
1171 | ||
1172 | cmdiocb = (struct lpfc_iocbq *) arg; | |
51ef4c26 | 1173 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1174 | return ndlp->nlp_state; |
dea3101e | 1175 | } |
1176 | ||
1177 | static uint32_t | |
2e0fef85 JS |
1178 | lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport, |
1179 | struct lpfc_nodelist *ndlp, | |
1180 | void *arg, | |
1181 | uint32_t evt) | |
dea3101e | 1182 | { |
2e0fef85 | 1183 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 JS |
1184 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
1185 | MAILBOX_t *mb = &pmb->mb; | |
1186 | uint32_t did = mb->un.varWords[1]; | |
dea3101e | 1187 | |
dea3101e | 1188 | if (mb->mbxStatus) { |
1189 | /* RegLogin failed */ | |
e8b62011 JS |
1190 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
1191 | "0246 RegLogin failed Data: x%x x%x x%x\n", | |
2e0fef85 | 1192 | did, mb->mbxStatus, vport->port_state); |
d0e56dad JS |
1193 | /* |
1194 | * If RegLogin failed due to lack of HBA resources do not | |
1195 | * retry discovery. | |
1196 | */ | |
1197 | if (mb->mbxStatus == MBXERR_RPI_FULL) { | |
1198 | ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE; | |
2e0fef85 | 1199 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); |
d0e56dad JS |
1200 | return ndlp->nlp_state; |
1201 | } | |
1202 | ||
2e0fef85 | 1203 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
dea3101e | 1204 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 1205 | spin_lock_irq(shost->host_lock); |
dea3101e | 1206 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1207 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1208 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
dea3101e | 1209 | |
2e0fef85 | 1210 | lpfc_issue_els_logo(vport, ndlp, 0); |
5024ab17 | 1211 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 | 1212 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 1213 | return ndlp->nlp_state; |
dea3101e | 1214 | } |
1215 | ||
dea3101e | 1216 | ndlp->nlp_rpi = mb->un.varWords[0]; |
dea3101e | 1217 | |
1218 | /* Only if we are not a fabric nport do we issue PRLI */ | |
1219 | if (!(ndlp->nlp_type & NLP_FABRIC)) { | |
5024ab17 | 1220 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 JS |
1221 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
1222 | lpfc_issue_els_prli(vport, ndlp, 0); | |
dea3101e | 1223 | } else { |
5024ab17 | 1224 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 | 1225 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
dea3101e | 1226 | } |
c9f8735b | 1227 | return ndlp->nlp_state; |
dea3101e | 1228 | } |
1229 | ||
1230 | static uint32_t | |
2e0fef85 JS |
1231 | lpfc_device_rm_reglogin_issue(struct lpfc_vport *vport, |
1232 | struct lpfc_nodelist *ndlp, | |
1233 | void *arg, | |
dea3101e | 1234 | uint32_t evt) |
1235 | { | |
2e0fef85 JS |
1236 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1237 | ||
1238 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1239 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1240 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1241 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1242 | return ndlp->nlp_state; |
2e0fef85 JS |
1243 | } else { |
1244 | lpfc_drop_node(vport, ndlp); | |
a0f9b48d JS |
1245 | return NLP_STE_FREED_NODE; |
1246 | } | |
dea3101e | 1247 | } |
1248 | ||
1249 | static uint32_t | |
2e0fef85 JS |
1250 | lpfc_device_recov_reglogin_issue(struct lpfc_vport *vport, |
1251 | struct lpfc_nodelist *ndlp, | |
1252 | void *arg, | |
1253 | uint32_t evt) | |
dea3101e | 1254 | { |
2e0fef85 JS |
1255 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1256 | ||
92d7f7b0 JS |
1257 | /* Don't do anything that will mess up processing of the |
1258 | * previous RSCN. | |
1259 | */ | |
1260 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1261 | return ndlp->nlp_state; | |
1262 | ||
5024ab17 | 1263 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 JS |
1264 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1265 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1266 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1267 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1268 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1269 | return ndlp->nlp_state; |
dea3101e | 1270 | } |
1271 | ||
1272 | static uint32_t | |
2e0fef85 JS |
1273 | lpfc_rcv_plogi_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1274 | void *arg, uint32_t evt) | |
dea3101e | 1275 | { |
1276 | struct lpfc_iocbq *cmdiocb; | |
1277 | ||
1278 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1279 | ||
2e0fef85 | 1280 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1281 | return ndlp->nlp_state; |
dea3101e | 1282 | } |
1283 | ||
1284 | static uint32_t | |
2e0fef85 JS |
1285 | lpfc_rcv_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1286 | void *arg, uint32_t evt) | |
dea3101e | 1287 | { |
2e0fef85 | 1288 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1289 | |
2e0fef85 | 1290 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1291 | return ndlp->nlp_state; |
dea3101e | 1292 | } |
1293 | ||
1294 | static uint32_t | |
2e0fef85 JS |
1295 | lpfc_rcv_logo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1296 | void *arg, uint32_t evt) | |
dea3101e | 1297 | { |
2e0fef85 | 1298 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1299 | |
1300 | /* Software abort outstanding PRLI before sending acc */ | |
2e0fef85 | 1301 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1302 | |
2e0fef85 | 1303 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1304 | return ndlp->nlp_state; |
dea3101e | 1305 | } |
1306 | ||
1307 | static uint32_t | |
2e0fef85 JS |
1308 | lpfc_rcv_padisc_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1309 | void *arg, uint32_t evt) | |
dea3101e | 1310 | { |
2e0fef85 | 1311 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1312 | |
2e0fef85 | 1313 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1314 | return ndlp->nlp_state; |
dea3101e | 1315 | } |
1316 | ||
1317 | /* This routine is envoked when we rcv a PRLO request from a nport | |
1318 | * we are logged into. We should send back a PRLO rsp setting the | |
1319 | * appropriate bits. | |
1320 | * NEXT STATE = PRLI_ISSUE | |
1321 | */ | |
1322 | static uint32_t | |
2e0fef85 JS |
1323 | lpfc_rcv_prlo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1324 | void *arg, uint32_t evt) | |
dea3101e | 1325 | { |
2e0fef85 | 1326 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1327 | |
51ef4c26 | 1328 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1329 | return ndlp->nlp_state; |
dea3101e | 1330 | } |
1331 | ||
1332 | static uint32_t | |
2e0fef85 JS |
1333 | lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1334 | void *arg, uint32_t evt) | |
dea3101e | 1335 | { |
92d7f7b0 | 1336 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
dea3101e | 1337 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
2e0fef85 | 1338 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 1339 | IOCB_t *irsp; |
1340 | PRLI *npr; | |
1341 | ||
1342 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1343 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
1344 | npr = (PRLI *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); | |
1345 | ||
1346 | irsp = &rspiocb->iocb; | |
1347 | if (irsp->ulpStatus) { | |
858c9f6c | 1348 | if ((vport->port_type == LPFC_NPIV_PORT) && |
3de2a653 | 1349 | vport->cfg_restrict_login) { |
858c9f6c JS |
1350 | goto out; |
1351 | } | |
5024ab17 | 1352 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
2e0fef85 | 1353 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
c9f8735b | 1354 | return ndlp->nlp_state; |
dea3101e | 1355 | } |
1356 | ||
1357 | /* Check out PRLI rsp */ | |
1358 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); | |
1359 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; | |
1360 | if ((npr->acceptRspCode == PRLI_REQ_EXECUTED) && | |
1361 | (npr->prliType == PRLI_FCP_TYPE)) { | |
1362 | if (npr->initiatorFunc) | |
1363 | ndlp->nlp_type |= NLP_FCP_INITIATOR; | |
1364 | if (npr->targetFunc) | |
1365 | ndlp->nlp_type |= NLP_FCP_TARGET; | |
1366 | if (npr->Retry) | |
1367 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
1368 | } | |
92d7f7b0 JS |
1369 | if (!(ndlp->nlp_type & NLP_FCP_TARGET) && |
1370 | (vport->port_type == LPFC_NPIV_PORT) && | |
3de2a653 | 1371 | vport->cfg_restrict_login) { |
858c9f6c | 1372 | out: |
92d7f7b0 JS |
1373 | spin_lock_irq(shost->host_lock); |
1374 | ndlp->nlp_flag |= NLP_TARGET_REMOVE; | |
1375 | spin_unlock_irq(shost->host_lock); | |
1376 | lpfc_issue_els_logo(vport, ndlp, 0); | |
1377 | ||
1378 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; | |
1379 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE); | |
1380 | return ndlp->nlp_state; | |
1381 | } | |
dea3101e | 1382 | |
5024ab17 | 1383 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
92d7f7b0 JS |
1384 | if (ndlp->nlp_type & NLP_FCP_TARGET) |
1385 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); | |
1386 | else | |
1387 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); | |
c9f8735b | 1388 | return ndlp->nlp_state; |
dea3101e | 1389 | } |
1390 | ||
1391 | /*! lpfc_device_rm_prli_issue | |
92d7f7b0 JS |
1392 | * |
1393 | * \pre | |
1394 | * \post | |
1395 | * \param phba | |
1396 | * \param ndlp | |
1397 | * \param arg | |
1398 | * \param evt | |
1399 | * \return uint32_t | |
1400 | * | |
1401 | * \b Description: | |
1402 | * This routine is envoked when we a request to remove a nport we are in the | |
1403 | * process of PRLIing. We should software abort outstanding prli, unreg | |
1404 | * login, send a logout. We will change node state to UNUSED_NODE, put it | |
1405 | * on plogi list so it can be freed when LOGO completes. | |
1406 | * | |
1407 | */ | |
1408 | ||
dea3101e | 1409 | static uint32_t |
2e0fef85 JS |
1410 | lpfc_device_rm_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1411 | void *arg, uint32_t evt) | |
dea3101e | 1412 | { |
2e0fef85 JS |
1413 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1414 | ||
1415 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1416 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1417 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1418 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1419 | return ndlp->nlp_state; |
2e0fef85 | 1420 | } else { |
a0f9b48d | 1421 | /* software abort outstanding PLOGI */ |
2e0fef85 | 1422 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1423 | |
2e0fef85 | 1424 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1425 | return NLP_STE_FREED_NODE; |
1426 | } | |
dea3101e | 1427 | } |
1428 | ||
1429 | ||
1430 | /*! lpfc_device_recov_prli_issue | |
92d7f7b0 JS |
1431 | * |
1432 | * \pre | |
1433 | * \post | |
1434 | * \param phba | |
1435 | * \param ndlp | |
1436 | * \param arg | |
1437 | * \param evt | |
1438 | * \return uint32_t | |
1439 | * | |
1440 | * \b Description: | |
1441 | * The routine is envoked when the state of a device is unknown, like | |
1442 | * during a link down. We should remove the nodelist entry from the | |
1443 | * unmapped list, issue a UNREG_LOGIN, do a software abort of the | |
1444 | * outstanding PRLI command, then free the node entry. | |
1445 | */ | |
dea3101e | 1446 | static uint32_t |
2e0fef85 JS |
1447 | lpfc_device_recov_prli_issue(struct lpfc_vport *vport, |
1448 | struct lpfc_nodelist *ndlp, | |
1449 | void *arg, | |
1450 | uint32_t evt) | |
dea3101e | 1451 | { |
2e0fef85 JS |
1452 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1453 | struct lpfc_hba *phba = vport->phba; | |
1454 | ||
92d7f7b0 JS |
1455 | /* Don't do anything that will mess up processing of the |
1456 | * previous RSCN. | |
1457 | */ | |
1458 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1459 | return ndlp->nlp_state; | |
1460 | ||
dea3101e | 1461 | /* software abort outstanding PRLI */ |
07951076 | 1462 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1463 | |
5024ab17 | 1464 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
2e0fef85 JS |
1465 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1466 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1467 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1468 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1469 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1470 | return ndlp->nlp_state; |
dea3101e | 1471 | } |
1472 | ||
1473 | static uint32_t | |
2e0fef85 JS |
1474 | lpfc_rcv_plogi_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1475 | void *arg, uint32_t evt) | |
dea3101e | 1476 | { |
2e0fef85 | 1477 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1478 | |
2e0fef85 | 1479 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1480 | return ndlp->nlp_state; |
dea3101e | 1481 | } |
1482 | ||
1483 | static uint32_t | |
2e0fef85 JS |
1484 | lpfc_rcv_prli_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1485 | void *arg, uint32_t evt) | |
dea3101e | 1486 | { |
2e0fef85 | 1487 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1488 | |
2e0fef85 JS |
1489 | lpfc_rcv_prli(vport, ndlp, cmdiocb); |
1490 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); | |
c9f8735b | 1491 | return ndlp->nlp_state; |
dea3101e | 1492 | } |
1493 | ||
1494 | static uint32_t | |
2e0fef85 JS |
1495 | lpfc_rcv_logo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1496 | void *arg, uint32_t evt) | |
dea3101e | 1497 | { |
2e0fef85 | 1498 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1499 | |
2e0fef85 | 1500 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1501 | return ndlp->nlp_state; |
dea3101e | 1502 | } |
1503 | ||
1504 | static uint32_t | |
2e0fef85 JS |
1505 | lpfc_rcv_padisc_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1506 | void *arg, uint32_t evt) | |
dea3101e | 1507 | { |
2e0fef85 | 1508 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1509 | |
2e0fef85 | 1510 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1511 | return ndlp->nlp_state; |
dea3101e | 1512 | } |
1513 | ||
1514 | static uint32_t | |
2e0fef85 JS |
1515 | lpfc_rcv_prlo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1516 | void *arg, uint32_t evt) | |
dea3101e | 1517 | { |
2e0fef85 | 1518 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1519 | |
51ef4c26 | 1520 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1521 | return ndlp->nlp_state; |
dea3101e | 1522 | } |
1523 | ||
1524 | static uint32_t | |
2e0fef85 JS |
1525 | lpfc_device_recov_unmap_node(struct lpfc_vport *vport, |
1526 | struct lpfc_nodelist *ndlp, | |
1527 | void *arg, | |
1528 | uint32_t evt) | |
dea3101e | 1529 | { |
2e0fef85 JS |
1530 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1531 | ||
5024ab17 | 1532 | ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE; |
2e0fef85 JS |
1533 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1534 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1535 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 JS |
1536 | spin_unlock_irq(shost->host_lock); |
1537 | lpfc_disc_set_adisc(vport, ndlp); | |
dea3101e | 1538 | |
c9f8735b | 1539 | return ndlp->nlp_state; |
dea3101e | 1540 | } |
1541 | ||
1542 | static uint32_t | |
2e0fef85 JS |
1543 | lpfc_rcv_plogi_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1544 | void *arg, uint32_t evt) | |
dea3101e | 1545 | { |
2e0fef85 | 1546 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1547 | |
2e0fef85 | 1548 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1549 | return ndlp->nlp_state; |
dea3101e | 1550 | } |
1551 | ||
1552 | static uint32_t | |
2e0fef85 JS |
1553 | lpfc_rcv_prli_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1554 | void *arg, uint32_t evt) | |
dea3101e | 1555 | { |
2e0fef85 | 1556 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1557 | |
2e0fef85 | 1558 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1559 | return ndlp->nlp_state; |
dea3101e | 1560 | } |
1561 | ||
1562 | static uint32_t | |
2e0fef85 JS |
1563 | lpfc_rcv_logo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1564 | void *arg, uint32_t evt) | |
dea3101e | 1565 | { |
2e0fef85 | 1566 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1567 | |
2e0fef85 | 1568 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1569 | return ndlp->nlp_state; |
dea3101e | 1570 | } |
1571 | ||
1572 | static uint32_t | |
2e0fef85 JS |
1573 | lpfc_rcv_padisc_mapped_node(struct lpfc_vport *vport, |
1574 | struct lpfc_nodelist *ndlp, | |
1575 | void *arg, uint32_t evt) | |
dea3101e | 1576 | { |
2e0fef85 | 1577 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1578 | |
2e0fef85 | 1579 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1580 | return ndlp->nlp_state; |
dea3101e | 1581 | } |
1582 | ||
1583 | static uint32_t | |
2e0fef85 JS |
1584 | lpfc_rcv_prlo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1585 | void *arg, uint32_t evt) | |
dea3101e | 1586 | { |
2e0fef85 JS |
1587 | struct lpfc_hba *phba = vport->phba; |
1588 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 1589 | |
1590 | /* flush the target */ | |
51ef4c26 JS |
1591 | lpfc_sli_abort_iocb(vport, &phba->sli.ring[phba->sli.fcp_ring], |
1592 | ndlp->nlp_sid, 0, LPFC_CTX_TGT); | |
dea3101e | 1593 | |
1594 | /* Treat like rcv logo */ | |
2e0fef85 | 1595 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
c9f8735b | 1596 | return ndlp->nlp_state; |
dea3101e | 1597 | } |
1598 | ||
1599 | static uint32_t | |
2e0fef85 JS |
1600 | lpfc_device_recov_mapped_node(struct lpfc_vport *vport, |
1601 | struct lpfc_nodelist *ndlp, | |
1602 | void *arg, | |
1603 | uint32_t evt) | |
dea3101e | 1604 | { |
2e0fef85 JS |
1605 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1606 | ||
5024ab17 | 1607 | ndlp->nlp_prev_state = NLP_STE_MAPPED_NODE; |
2e0fef85 JS |
1608 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1609 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1610 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 JS |
1611 | spin_unlock_irq(shost->host_lock); |
1612 | lpfc_disc_set_adisc(vport, ndlp); | |
c9f8735b | 1613 | return ndlp->nlp_state; |
dea3101e | 1614 | } |
1615 | ||
1616 | static uint32_t | |
2e0fef85 JS |
1617 | lpfc_rcv_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1618 | void *arg, uint32_t evt) | |
dea3101e | 1619 | { |
2e0fef85 JS |
1620 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1621 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 1622 | |
1623 | /* Ignore PLOGI if we have an outstanding LOGO */ | |
858c9f6c | 1624 | if (ndlp->nlp_flag & (NLP_LOGO_SND | NLP_LOGO_ACC)) { |
c9f8735b | 1625 | return ndlp->nlp_state; |
dea3101e | 1626 | } |
1627 | ||
2e0fef85 JS |
1628 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
1629 | spin_lock_irq(shost->host_lock); | |
fdcebe28 | 1630 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 1631 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 1632 | return ndlp->nlp_state; |
dea3101e | 1633 | } |
1634 | ||
1635 | /* send PLOGI immediately, move to PLOGI issue state */ | |
1636 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { | |
488d1469 | 1637 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1638 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
1639 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e | 1640 | } |
488d1469 | 1641 | |
c9f8735b | 1642 | return ndlp->nlp_state; |
dea3101e | 1643 | } |
1644 | ||
1645 | static uint32_t | |
2e0fef85 JS |
1646 | lpfc_rcv_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1647 | void *arg, uint32_t evt) | |
dea3101e | 1648 | { |
2e0fef85 JS |
1649 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1650 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
1651 | struct ls_rjt stat; | |
dea3101e | 1652 | |
1653 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
1654 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
1655 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
858c9f6c | 1656 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
dea3101e | 1657 | |
1658 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { | |
1659 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { | |
2e0fef85 | 1660 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1661 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
5024ab17 | 1662 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1663 | spin_unlock_irq(shost->host_lock); |
1664 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); | |
1665 | lpfc_issue_els_adisc(vport, ndlp, 0); | |
dea3101e | 1666 | } else { |
5024ab17 | 1667 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1668 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
1669 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e | 1670 | } |
1671 | } | |
c9f8735b | 1672 | return ndlp->nlp_state; |
dea3101e | 1673 | } |
1674 | ||
1675 | static uint32_t | |
2e0fef85 JS |
1676 | lpfc_rcv_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1677 | void *arg, uint32_t evt) | |
dea3101e | 1678 | { |
2e0fef85 | 1679 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1680 | |
2e0fef85 | 1681 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1682 | return ndlp->nlp_state; |
dea3101e | 1683 | } |
1684 | ||
1685 | static uint32_t | |
2e0fef85 JS |
1686 | lpfc_rcv_padisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1687 | void *arg, uint32_t evt) | |
dea3101e | 1688 | { |
2e0fef85 | 1689 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1690 | |
2e0fef85 | 1691 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
dea3101e | 1692 | |
33ccf8d1 JS |
1693 | /* |
1694 | * Do not start discovery if discovery is about to start | |
1695 | * or discovery in progress for this node. Starting discovery | |
1696 | * here will affect the counting of discovery threads. | |
1697 | */ | |
2fb9bd8b | 1698 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO) && |
92d7f7b0 | 1699 | !(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { |
dea3101e | 1700 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { |
92d7f7b0 | 1701 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
5024ab17 | 1702 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1703 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
1704 | lpfc_issue_els_adisc(vport, ndlp, 0); | |
dea3101e | 1705 | } else { |
5024ab17 | 1706 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1707 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
1708 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e | 1709 | } |
1710 | } | |
c9f8735b | 1711 | return ndlp->nlp_state; |
dea3101e | 1712 | } |
1713 | ||
1714 | static uint32_t | |
2e0fef85 JS |
1715 | lpfc_rcv_prlo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1716 | void *arg, uint32_t evt) | |
dea3101e | 1717 | { |
2e0fef85 JS |
1718 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1719 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 1720 | |
2e0fef85 | 1721 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1722 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 1723 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 1724 | |
51ef4c26 | 1725 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
dea3101e | 1726 | |
2e0fef85 | 1727 | if ((ndlp->nlp_flag & NLP_DELAY_TMO) == 0) { |
c9f8735b | 1728 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 1729 | spin_lock_irq(shost->host_lock); |
c9f8735b JW |
1730 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
1731 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
2e0fef85 | 1732 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1733 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
c9f8735b | 1734 | } else { |
2e0fef85 | 1735 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1736 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 1737 | spin_unlock_irq(shost->host_lock); |
dea3101e | 1738 | } |
c9f8735b JW |
1739 | return ndlp->nlp_state; |
1740 | } | |
dea3101e | 1741 | |
c9f8735b | 1742 | static uint32_t |
2e0fef85 JS |
1743 | lpfc_cmpl_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1744 | void *arg, uint32_t evt) | |
c9f8735b JW |
1745 | { |
1746 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 1747 | IOCB_t *irsp; |
c9f8735b JW |
1748 | |
1749 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1750 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
1751 | |
1752 | irsp = &rspiocb->iocb; | |
1753 | if (irsp->ulpStatus) { | |
2e0fef85 | 1754 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1755 | return NLP_STE_FREED_NODE; |
1756 | } | |
c9f8735b JW |
1757 | return ndlp->nlp_state; |
1758 | } | |
1759 | ||
1760 | static uint32_t | |
2e0fef85 JS |
1761 | lpfc_cmpl_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1762 | void *arg, uint32_t evt) | |
c9f8735b JW |
1763 | { |
1764 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 1765 | IOCB_t *irsp; |
c9f8735b JW |
1766 | |
1767 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1768 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
1769 | |
1770 | irsp = &rspiocb->iocb; | |
1771 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { | |
2e0fef85 | 1772 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1773 | return NLP_STE_FREED_NODE; |
1774 | } | |
c9f8735b | 1775 | return ndlp->nlp_state; |
dea3101e | 1776 | } |
1777 | ||
1778 | static uint32_t | |
2e0fef85 JS |
1779 | lpfc_cmpl_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1780 | void *arg, uint32_t evt) | |
dea3101e | 1781 | { |
2e0fef85 | 1782 | lpfc_unreg_rpi(vport, ndlp); |
dea3101e | 1783 | /* This routine does nothing, just return the current state */ |
c9f8735b JW |
1784 | return ndlp->nlp_state; |
1785 | } | |
1786 | ||
1787 | static uint32_t | |
2e0fef85 JS |
1788 | lpfc_cmpl_adisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1789 | void *arg, uint32_t evt) | |
c9f8735b JW |
1790 | { |
1791 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 1792 | IOCB_t *irsp; |
c9f8735b JW |
1793 | |
1794 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1795 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
1796 | |
1797 | irsp = &rspiocb->iocb; | |
1798 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { | |
2e0fef85 | 1799 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1800 | return NLP_STE_FREED_NODE; |
1801 | } | |
c9f8735b | 1802 | return ndlp->nlp_state; |
dea3101e | 1803 | } |
1804 | ||
1805 | static uint32_t | |
2e0fef85 JS |
1806 | lpfc_cmpl_reglogin_npr_node(struct lpfc_vport *vport, |
1807 | struct lpfc_nodelist *ndlp, | |
1808 | void *arg, uint32_t evt) | |
dea3101e | 1809 | { |
2e0fef85 JS |
1810 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
1811 | MAILBOX_t *mb = &pmb->mb; | |
dea3101e | 1812 | |
c9f8735b JW |
1813 | if (!mb->mbxStatus) |
1814 | ndlp->nlp_rpi = mb->un.varWords[0]; | |
a0f9b48d JS |
1815 | else { |
1816 | if (ndlp->nlp_flag & NLP_NODEV_REMOVE) { | |
2e0fef85 | 1817 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1818 | return NLP_STE_FREED_NODE; |
1819 | } | |
1820 | } | |
c9f8735b | 1821 | return ndlp->nlp_state; |
dea3101e | 1822 | } |
1823 | ||
1824 | static uint32_t | |
2e0fef85 JS |
1825 | lpfc_device_rm_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1826 | void *arg, uint32_t evt) | |
dea3101e | 1827 | { |
2e0fef85 JS |
1828 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1829 | ||
a0f9b48d | 1830 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
2e0fef85 | 1831 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 1832 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1833 | spin_unlock_irq(shost->host_lock); |
a0f9b48d JS |
1834 | return ndlp->nlp_state; |
1835 | } | |
2e0fef85 | 1836 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 1837 | return NLP_STE_FREED_NODE; |
dea3101e | 1838 | } |
1839 | ||
1840 | static uint32_t | |
2e0fef85 JS |
1841 | lpfc_device_recov_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1842 | void *arg, uint32_t evt) | |
dea3101e | 1843 | { |
2e0fef85 JS |
1844 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1845 | ||
92d7f7b0 JS |
1846 | /* Don't do anything that will mess up processing of the |
1847 | * previous RSCN. | |
1848 | */ | |
1849 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1850 | return ndlp->nlp_state; | |
1851 | ||
2e0fef85 | 1852 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 1853 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1854 | spin_unlock_irq(shost->host_lock); |
6ad42535 | 1855 | if (ndlp->nlp_flag & NLP_DELAY_TMO) { |
2e0fef85 | 1856 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
6ad42535 | 1857 | } |
c9f8735b | 1858 | return ndlp->nlp_state; |
dea3101e | 1859 | } |
1860 | ||
1861 | ||
1862 | /* This next section defines the NPort Discovery State Machine */ | |
1863 | ||
1864 | /* There are 4 different double linked lists nodelist entries can reside on. | |
1865 | * The plogi list and adisc list are used when Link Up discovery or RSCN | |
1866 | * processing is needed. Each list holds the nodes that we will send PLOGI | |
1867 | * or ADISC on. These lists will keep track of what nodes will be effected | |
1868 | * by an RSCN, or a Link Up (Typically, all nodes are effected on Link Up). | |
1869 | * The unmapped_list will contain all nodes that we have successfully logged | |
1870 | * into at the Fibre Channel level. The mapped_list will contain all nodes | |
1871 | * that are mapped FCP targets. | |
1872 | */ | |
1873 | /* | |
1874 | * The bind list is a list of undiscovered (potentially non-existent) nodes | |
1875 | * that we have saved binding information on. This information is used when | |
1876 | * nodes transition from the unmapped to the mapped list. | |
1877 | */ | |
1878 | /* For UNUSED_NODE state, the node has just been allocated . | |
1879 | * For PLOGI_ISSUE and REG_LOGIN_ISSUE, the node is on | |
1880 | * the PLOGI list. For REG_LOGIN_COMPL, the node is taken off the PLOGI list | |
1881 | * and put on the unmapped list. For ADISC processing, the node is taken off | |
1882 | * the ADISC list and placed on either the mapped or unmapped list (depending | |
1883 | * on its previous state). Once on the unmapped list, a PRLI is issued and the | |
1884 | * state changed to PRLI_ISSUE. When the PRLI completion occurs, the state is | |
1885 | * changed to UNMAPPED_NODE. If the completion indicates a mapped | |
1886 | * node, the node is taken off the unmapped list. The binding list is checked | |
1887 | * for a valid binding, or a binding is automatically assigned. If binding | |
1888 | * assignment is unsuccessful, the node is left on the unmapped list. If | |
1889 | * binding assignment is successful, the associated binding list entry (if | |
1890 | * any) is removed, and the node is placed on the mapped list. | |
1891 | */ | |
1892 | /* | |
1893 | * For a Link Down, all nodes on the ADISC, PLOGI, unmapped or mapped | |
c01f3208 | 1894 | * lists will receive a DEVICE_RECOVERY event. If the linkdown or devloss timers |
dea3101e | 1895 | * expire, all effected nodes will receive a DEVICE_RM event. |
1896 | */ | |
1897 | /* | |
1898 | * For a Link Up or RSCN, all nodes will move from the mapped / unmapped lists | |
1899 | * to either the ADISC or PLOGI list. After a Nameserver query or ALPA loopmap | |
1900 | * check, additional nodes may be added or removed (via DEVICE_RM) to / from | |
1901 | * the PLOGI or ADISC lists. Once the PLOGI and ADISC lists are populated, | |
1902 | * we will first process the ADISC list. 32 entries are processed initially and | |
1903 | * ADISC is initited for each one. Completions / Events for each node are | |
1904 | * funnelled thru the state machine. As each node finishes ADISC processing, it | |
1905 | * starts ADISC for any nodes waiting for ADISC processing. If no nodes are | |
1906 | * waiting, and the ADISC list count is identically 0, then we are done. For | |
1907 | * Link Up discovery, since all nodes on the PLOGI list are UNREG_LOGIN'ed, we | |
1908 | * can issue a CLEAR_LA and reenable Link Events. Next we will process the PLOGI | |
1909 | * list. 32 entries are processed initially and PLOGI is initited for each one. | |
1910 | * Completions / Events for each node are funnelled thru the state machine. As | |
1911 | * each node finishes PLOGI processing, it starts PLOGI for any nodes waiting | |
1912 | * for PLOGI processing. If no nodes are waiting, and the PLOGI list count is | |
1913 | * indentically 0, then we are done. We have now completed discovery / RSCN | |
1914 | * handling. Upon completion, ALL nodes should be on either the mapped or | |
1915 | * unmapped lists. | |
1916 | */ | |
1917 | ||
1918 | static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT]) | |
2e0fef85 | 1919 | (struct lpfc_vport *, struct lpfc_nodelist *, void *, uint32_t) = { |
dea3101e | 1920 | /* Action routine Event Current State */ |
1921 | lpfc_rcv_plogi_unused_node, /* RCV_PLOGI UNUSED_NODE */ | |
1922 | lpfc_rcv_els_unused_node, /* RCV_PRLI */ | |
1923 | lpfc_rcv_logo_unused_node, /* RCV_LOGO */ | |
1924 | lpfc_rcv_els_unused_node, /* RCV_ADISC */ | |
1925 | lpfc_rcv_els_unused_node, /* RCV_PDISC */ | |
1926 | lpfc_rcv_els_unused_node, /* RCV_PRLO */ | |
1927 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1928 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1929 | lpfc_cmpl_logo_unused_node, /* CMPL_LOGO */ | |
1930 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
1931 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
1932 | lpfc_device_rm_unused_node, /* DEVICE_RM */ | |
1933 | lpfc_disc_illegal, /* DEVICE_RECOVERY */ | |
1934 | ||
1935 | lpfc_rcv_plogi_plogi_issue, /* RCV_PLOGI PLOGI_ISSUE */ | |
92d7f7b0 | 1936 | lpfc_rcv_prli_plogi_issue, /* RCV_PRLI */ |
c9f8735b | 1937 | lpfc_rcv_logo_plogi_issue, /* RCV_LOGO */ |
dea3101e | 1938 | lpfc_rcv_els_plogi_issue, /* RCV_ADISC */ |
1939 | lpfc_rcv_els_plogi_issue, /* RCV_PDISC */ | |
1940 | lpfc_rcv_els_plogi_issue, /* RCV_PRLO */ | |
1941 | lpfc_cmpl_plogi_plogi_issue, /* CMPL_PLOGI */ | |
1942 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1943 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
1944 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
1945 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
1946 | lpfc_device_rm_plogi_issue, /* DEVICE_RM */ | |
1947 | lpfc_device_recov_plogi_issue, /* DEVICE_RECOVERY */ | |
1948 | ||
1949 | lpfc_rcv_plogi_adisc_issue, /* RCV_PLOGI ADISC_ISSUE */ | |
1950 | lpfc_rcv_prli_adisc_issue, /* RCV_PRLI */ | |
1951 | lpfc_rcv_logo_adisc_issue, /* RCV_LOGO */ | |
1952 | lpfc_rcv_padisc_adisc_issue, /* RCV_ADISC */ | |
1953 | lpfc_rcv_padisc_adisc_issue, /* RCV_PDISC */ | |
1954 | lpfc_rcv_prlo_adisc_issue, /* RCV_PRLO */ | |
1955 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1956 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1957 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
1958 | lpfc_cmpl_adisc_adisc_issue, /* CMPL_ADISC */ | |
1959 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
1960 | lpfc_device_rm_adisc_issue, /* DEVICE_RM */ | |
1961 | lpfc_device_recov_adisc_issue, /* DEVICE_RECOVERY */ | |
1962 | ||
1963 | lpfc_rcv_plogi_reglogin_issue, /* RCV_PLOGI REG_LOGIN_ISSUE */ | |
1964 | lpfc_rcv_prli_reglogin_issue, /* RCV_PLOGI */ | |
1965 | lpfc_rcv_logo_reglogin_issue, /* RCV_LOGO */ | |
1966 | lpfc_rcv_padisc_reglogin_issue, /* RCV_ADISC */ | |
1967 | lpfc_rcv_padisc_reglogin_issue, /* RCV_PDISC */ | |
1968 | lpfc_rcv_prlo_reglogin_issue, /* RCV_PRLO */ | |
1969 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1970 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1971 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
1972 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
1973 | lpfc_cmpl_reglogin_reglogin_issue,/* CMPL_REG_LOGIN */ | |
1974 | lpfc_device_rm_reglogin_issue, /* DEVICE_RM */ | |
1975 | lpfc_device_recov_reglogin_issue,/* DEVICE_RECOVERY */ | |
1976 | ||
1977 | lpfc_rcv_plogi_prli_issue, /* RCV_PLOGI PRLI_ISSUE */ | |
1978 | lpfc_rcv_prli_prli_issue, /* RCV_PRLI */ | |
1979 | lpfc_rcv_logo_prli_issue, /* RCV_LOGO */ | |
1980 | lpfc_rcv_padisc_prli_issue, /* RCV_ADISC */ | |
1981 | lpfc_rcv_padisc_prli_issue, /* RCV_PDISC */ | |
1982 | lpfc_rcv_prlo_prli_issue, /* RCV_PRLO */ | |
1983 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1984 | lpfc_cmpl_prli_prli_issue, /* CMPL_PRLI */ | |
1985 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
1986 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
1987 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
1988 | lpfc_device_rm_prli_issue, /* DEVICE_RM */ | |
1989 | lpfc_device_recov_prli_issue, /* DEVICE_RECOVERY */ | |
1990 | ||
1991 | lpfc_rcv_plogi_unmap_node, /* RCV_PLOGI UNMAPPED_NODE */ | |
1992 | lpfc_rcv_prli_unmap_node, /* RCV_PRLI */ | |
1993 | lpfc_rcv_logo_unmap_node, /* RCV_LOGO */ | |
1994 | lpfc_rcv_padisc_unmap_node, /* RCV_ADISC */ | |
1995 | lpfc_rcv_padisc_unmap_node, /* RCV_PDISC */ | |
1996 | lpfc_rcv_prlo_unmap_node, /* RCV_PRLO */ | |
1997 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
1998 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
1999 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2000 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2001 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2002 | lpfc_disc_illegal, /* DEVICE_RM */ | |
2003 | lpfc_device_recov_unmap_node, /* DEVICE_RECOVERY */ | |
2004 | ||
2005 | lpfc_rcv_plogi_mapped_node, /* RCV_PLOGI MAPPED_NODE */ | |
2006 | lpfc_rcv_prli_mapped_node, /* RCV_PRLI */ | |
2007 | lpfc_rcv_logo_mapped_node, /* RCV_LOGO */ | |
2008 | lpfc_rcv_padisc_mapped_node, /* RCV_ADISC */ | |
2009 | lpfc_rcv_padisc_mapped_node, /* RCV_PDISC */ | |
2010 | lpfc_rcv_prlo_mapped_node, /* RCV_PRLO */ | |
2011 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2012 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2013 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2014 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2015 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2016 | lpfc_disc_illegal, /* DEVICE_RM */ | |
2017 | lpfc_device_recov_mapped_node, /* DEVICE_RECOVERY */ | |
2018 | ||
2019 | lpfc_rcv_plogi_npr_node, /* RCV_PLOGI NPR_NODE */ | |
2020 | lpfc_rcv_prli_npr_node, /* RCV_PRLI */ | |
2021 | lpfc_rcv_logo_npr_node, /* RCV_LOGO */ | |
2022 | lpfc_rcv_padisc_npr_node, /* RCV_ADISC */ | |
2023 | lpfc_rcv_padisc_npr_node, /* RCV_PDISC */ | |
2024 | lpfc_rcv_prlo_npr_node, /* RCV_PRLO */ | |
c9f8735b JW |
2025 | lpfc_cmpl_plogi_npr_node, /* CMPL_PLOGI */ |
2026 | lpfc_cmpl_prli_npr_node, /* CMPL_PRLI */ | |
dea3101e | 2027 | lpfc_cmpl_logo_npr_node, /* CMPL_LOGO */ |
c9f8735b | 2028 | lpfc_cmpl_adisc_npr_node, /* CMPL_ADISC */ |
dea3101e | 2029 | lpfc_cmpl_reglogin_npr_node, /* CMPL_REG_LOGIN */ |
2030 | lpfc_device_rm_npr_node, /* DEVICE_RM */ | |
2031 | lpfc_device_recov_npr_node, /* DEVICE_RECOVERY */ | |
2032 | }; | |
2033 | ||
2034 | int | |
2e0fef85 JS |
2035 | lpfc_disc_state_machine(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2036 | void *arg, uint32_t evt) | |
dea3101e | 2037 | { |
2038 | uint32_t cur_state, rc; | |
2e0fef85 | 2039 | uint32_t(*func) (struct lpfc_vport *, struct lpfc_nodelist *, void *, |
dea3101e | 2040 | uint32_t); |
2041 | ||
329f9bc7 | 2042 | lpfc_nlp_get(ndlp); |
dea3101e | 2043 | cur_state = ndlp->nlp_state; |
2044 | ||
2045 | /* DSM in event <evt> on NPort <nlp_DID> in state <cur_state> */ | |
e8b62011 JS |
2046 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
2047 | "0211 DSM in event x%x on NPort x%x in " | |
2048 | "state %d Data: x%x\n", | |
2049 | evt, ndlp->nlp_DID, cur_state, ndlp->nlp_flag); | |
dea3101e | 2050 | |
858c9f6c JS |
2051 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2052 | "DSM in: evt:%d ste:%d did:x%x", | |
2053 | evt, cur_state, ndlp->nlp_DID); | |
2054 | ||
dea3101e | 2055 | func = lpfc_disc_action[(cur_state * NLP_EVT_MAX_EVENT) + evt]; |
2e0fef85 | 2056 | rc = (func) (vport, ndlp, arg, evt); |
dea3101e | 2057 | |
2058 | /* DSM out state <rc> on NPort <nlp_DID> */ | |
e8b62011 JS |
2059 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
2060 | "0212 DSM out state %d on NPort x%x Data: x%x\n", | |
2061 | rc, ndlp->nlp_DID, ndlp->nlp_flag); | |
dea3101e | 2062 | |
858c9f6c JS |
2063 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2064 | "DSM out: ste:%d did:x%x flg:x%x", | |
2065 | rc, ndlp->nlp_DID, ndlp->nlp_flag); | |
2066 | ||
329f9bc7 | 2067 | lpfc_nlp_put(ndlp); |
dea3101e | 2068 | |
c9f8735b | 2069 | return rc; |
dea3101e | 2070 | } |