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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. * |
d8e93df1 | 4 | * Copyright (C) 2004-2009 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 JB |
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 JB |
20 | *******************************************************************/ |
21 | ||
dea3101e JB |
22 | #include <linux/blkdev.h> |
23 | #include <linux/pci.h> | |
5a0e3ad6 | 24 | #include <linux/slab.h> |
dea3101e JB |
25 | #include <linux/interrupt.h> |
26 | ||
91886523 | 27 | #include <scsi/scsi.h> |
dea3101e JB |
28 | #include <scsi/scsi_device.h> |
29 | #include <scsi/scsi_host.h> | |
30 | #include <scsi/scsi_transport_fc.h> | |
31 | ||
da0436e9 | 32 | #include "lpfc_hw4.h" |
dea3101e JB |
33 | #include "lpfc_hw.h" |
34 | #include "lpfc_sli.h" | |
da0436e9 | 35 | #include "lpfc_sli4.h" |
ea2151b4 | 36 | #include "lpfc_nl.h" |
dea3101e JB |
37 | #include "lpfc_disc.h" |
38 | #include "lpfc_scsi.h" | |
39 | #include "lpfc.h" | |
40 | #include "lpfc_logmsg.h" | |
41 | #include "lpfc_crtn.h" | |
92d7f7b0 | 42 | #include "lpfc_vport.h" |
858c9f6c | 43 | #include "lpfc_debugfs.h" |
dea3101e JB |
44 | |
45 | ||
46 | /* Called to verify a rcv'ed ADISC was intended for us. */ | |
47 | static int | |
2e0fef85 JS |
48 | lpfc_check_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
49 | struct lpfc_name *nn, struct lpfc_name *pn) | |
dea3101e JB |
50 | { |
51 | /* Compare the ADISC rsp WWNN / WWPN matches our internal node | |
52 | * table entry for that node. | |
53 | */ | |
2e0fef85 | 54 | if (memcmp(nn, &ndlp->nlp_nodename, sizeof (struct lpfc_name))) |
c9f8735b | 55 | return 0; |
dea3101e | 56 | |
2e0fef85 | 57 | if (memcmp(pn, &ndlp->nlp_portname, sizeof (struct lpfc_name))) |
c9f8735b | 58 | return 0; |
dea3101e JB |
59 | |
60 | /* we match, return success */ | |
c9f8735b | 61 | return 1; |
dea3101e JB |
62 | } |
63 | ||
dea3101e | 64 | int |
2e0fef85 | 65 | lpfc_check_sparm(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
341af102 | 66 | struct serv_parm *sp, uint32_t class, int flogi) |
dea3101e | 67 | { |
2e0fef85 | 68 | volatile struct serv_parm *hsp = &vport->fc_sparam; |
2fb70f79 JSEC |
69 | uint16_t hsp_value, ssp_value = 0; |
70 | ||
71 | /* | |
72 | * The receive data field size and buffer-to-buffer receive data field | |
73 | * size entries are 16 bits but are represented as two 8-bit fields in | |
74 | * the driver data structure to account for rsvd bits and other control | |
75 | * bits. Reconstruct and compare the fields as a 16-bit values before | |
76 | * correcting the byte values. | |
77 | */ | |
dea3101e | 78 | if (sp->cls1.classValid) { |
341af102 JS |
79 | if (!flogi) { |
80 | hsp_value = ((hsp->cls1.rcvDataSizeMsb << 8) | | |
81 | hsp->cls1.rcvDataSizeLsb); | |
82 | ssp_value = ((sp->cls1.rcvDataSizeMsb << 8) | | |
83 | sp->cls1.rcvDataSizeLsb); | |
84 | if (!ssp_value) | |
85 | goto bad_service_param; | |
86 | if (ssp_value > hsp_value) { | |
87 | sp->cls1.rcvDataSizeLsb = | |
88 | hsp->cls1.rcvDataSizeLsb; | |
89 | sp->cls1.rcvDataSizeMsb = | |
90 | hsp->cls1.rcvDataSizeMsb; | |
91 | } | |
2fb70f79 | 92 | } |
341af102 | 93 | } else if (class == CLASS1) |
92d7f7b0 | 94 | goto bad_service_param; |
dea3101e | 95 | if (sp->cls2.classValid) { |
341af102 JS |
96 | if (!flogi) { |
97 | hsp_value = ((hsp->cls2.rcvDataSizeMsb << 8) | | |
98 | hsp->cls2.rcvDataSizeLsb); | |
99 | ssp_value = ((sp->cls2.rcvDataSizeMsb << 8) | | |
100 | sp->cls2.rcvDataSizeLsb); | |
101 | if (!ssp_value) | |
102 | goto bad_service_param; | |
103 | if (ssp_value > hsp_value) { | |
104 | sp->cls2.rcvDataSizeLsb = | |
105 | hsp->cls2.rcvDataSizeLsb; | |
106 | sp->cls2.rcvDataSizeMsb = | |
107 | hsp->cls2.rcvDataSizeMsb; | |
108 | } | |
2fb70f79 | 109 | } |
341af102 | 110 | } else if (class == CLASS2) |
92d7f7b0 | 111 | goto bad_service_param; |
dea3101e | 112 | if (sp->cls3.classValid) { |
341af102 JS |
113 | if (!flogi) { |
114 | hsp_value = ((hsp->cls3.rcvDataSizeMsb << 8) | | |
115 | hsp->cls3.rcvDataSizeLsb); | |
116 | ssp_value = ((sp->cls3.rcvDataSizeMsb << 8) | | |
117 | sp->cls3.rcvDataSizeLsb); | |
118 | if (!ssp_value) | |
119 | goto bad_service_param; | |
120 | if (ssp_value > hsp_value) { | |
121 | sp->cls3.rcvDataSizeLsb = | |
122 | hsp->cls3.rcvDataSizeLsb; | |
123 | sp->cls3.rcvDataSizeMsb = | |
124 | hsp->cls3.rcvDataSizeMsb; | |
125 | } | |
2fb70f79 | 126 | } |
341af102 | 127 | } else if (class == CLASS3) |
92d7f7b0 | 128 | goto bad_service_param; |
dea3101e | 129 | |
2fb70f79 JSEC |
130 | /* |
131 | * Preserve the upper four bits of the MSB from the PLOGI response. | |
132 | * These bits contain the Buffer-to-Buffer State Change Number | |
133 | * from the target and need to be passed to the FW. | |
134 | */ | |
135 | hsp_value = (hsp->cmn.bbRcvSizeMsb << 8) | hsp->cmn.bbRcvSizeLsb; | |
136 | ssp_value = (sp->cmn.bbRcvSizeMsb << 8) | sp->cmn.bbRcvSizeLsb; | |
137 | if (ssp_value > hsp_value) { | |
dea3101e | 138 | sp->cmn.bbRcvSizeLsb = hsp->cmn.bbRcvSizeLsb; |
2fb70f79 JSEC |
139 | sp->cmn.bbRcvSizeMsb = (sp->cmn.bbRcvSizeMsb & 0xF0) | |
140 | (hsp->cmn.bbRcvSizeMsb & 0x0F); | |
141 | } | |
dea3101e | 142 | |
dea3101e JB |
143 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, sizeof (struct lpfc_name)); |
144 | memcpy(&ndlp->nlp_portname, &sp->portName, sizeof (struct lpfc_name)); | |
2fb70f79 | 145 | return 1; |
92d7f7b0 | 146 | bad_service_param: |
e8b62011 JS |
147 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
148 | "0207 Device %x " | |
149 | "(%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x) sent " | |
150 | "invalid service parameters. Ignoring device.\n", | |
151 | ndlp->nlp_DID, | |
152 | sp->nodeName.u.wwn[0], sp->nodeName.u.wwn[1], | |
153 | sp->nodeName.u.wwn[2], sp->nodeName.u.wwn[3], | |
154 | sp->nodeName.u.wwn[4], sp->nodeName.u.wwn[5], | |
155 | sp->nodeName.u.wwn[6], sp->nodeName.u.wwn[7]); | |
92d7f7b0 | 156 | return 0; |
dea3101e JB |
157 | } |
158 | ||
159 | static void * | |
2e0fef85 | 160 | lpfc_check_elscmpl_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
92d7f7b0 | 161 | struct lpfc_iocbq *rspiocb) |
dea3101e JB |
162 | { |
163 | struct lpfc_dmabuf *pcmd, *prsp; | |
164 | uint32_t *lp; | |
165 | void *ptr = NULL; | |
166 | IOCB_t *irsp; | |
167 | ||
168 | irsp = &rspiocb->iocb; | |
169 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
170 | ||
171 | /* For lpfc_els_abort, context2 could be zero'ed to delay | |
172 | * freeing associated memory till after ABTS completes. | |
173 | */ | |
174 | if (pcmd) { | |
175 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, | |
176 | list); | |
177 | if (prsp) { | |
178 | lp = (uint32_t *) prsp->virt; | |
179 | ptr = (void *)((uint8_t *)lp + sizeof(uint32_t)); | |
180 | } | |
2fe165b6 | 181 | } else { |
dea3101e JB |
182 | /* Force ulpStatus error since we are returning NULL ptr */ |
183 | if (!(irsp->ulpStatus)) { | |
184 | irsp->ulpStatus = IOSTAT_LOCAL_REJECT; | |
185 | irsp->un.ulpWord[4] = IOERR_SLI_ABORTED; | |
186 | } | |
187 | ptr = NULL; | |
188 | } | |
c9f8735b | 189 | return ptr; |
dea3101e JB |
190 | } |
191 | ||
192 | ||
2a9bf3d0 | 193 | |
dea3101e JB |
194 | /* |
195 | * Free resources / clean up outstanding I/Os | |
196 | * associated with a LPFC_NODELIST entry. This | |
197 | * routine effectively results in a "software abort". | |
198 | */ | |
199 | int | |
2e0fef85 | 200 | lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) |
dea3101e | 201 | { |
2534ba75 | 202 | LIST_HEAD(completions); |
2a9bf3d0 JS |
203 | LIST_HEAD(txcmplq_completions); |
204 | LIST_HEAD(abort_list); | |
2e0fef85 JS |
205 | struct lpfc_sli *psli = &phba->sli; |
206 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; | |
dea3101e | 207 | struct lpfc_iocbq *iocb, *next_iocb; |
dea3101e JB |
208 | |
209 | /* Abort outstanding I/O on NPort <nlp_DID> */ | |
e8b62011 | 210 | lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_DISCOVERY, |
2a9bf3d0 | 211 | "2819 Abort outstanding I/O on NPort x%x " |
e8b62011 JS |
212 | "Data: x%x x%x x%x\n", |
213 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, | |
214 | ndlp->nlp_rpi); | |
92d7f7b0 JS |
215 | |
216 | lpfc_fabric_abort_nport(ndlp); | |
dea3101e | 217 | |
dea3101e | 218 | /* First check the txq */ |
2e0fef85 | 219 | spin_lock_irq(&phba->hbalock); |
2534ba75 | 220 | list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) { |
858c9f6c | 221 | /* Check to see if iocb matches the nport we are looking for */ |
2534ba75 | 222 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) { |
858c9f6c | 223 | /* It matches, so deque and call compl with anp error */ |
2534ba75 JS |
224 | list_move_tail(&iocb->list, &completions); |
225 | pring->txq_cnt--; | |
dea3101e | 226 | } |
2534ba75 | 227 | } |
dea3101e | 228 | |
dea3101e | 229 | /* Next check the txcmplq */ |
2a9bf3d0 JS |
230 | list_splice_init(&pring->txcmplq, &txcmplq_completions); |
231 | spin_unlock_irq(&phba->hbalock); | |
232 | ||
233 | list_for_each_entry_safe(iocb, next_iocb, &txcmplq_completions, list) { | |
858c9f6c | 234 | /* Check to see if iocb matches the nport we are looking for */ |
2a9bf3d0 JS |
235 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) |
236 | list_add_tail(&iocb->dlist, &abort_list); | |
07951076 | 237 | } |
2a9bf3d0 JS |
238 | spin_lock_irq(&phba->hbalock); |
239 | list_splice(&txcmplq_completions, &pring->txcmplq); | |
2e0fef85 | 240 | spin_unlock_irq(&phba->hbalock); |
dea3101e | 241 | |
2a9bf3d0 JS |
242 | list_for_each_entry_safe(iocb, next_iocb, &abort_list, dlist) { |
243 | spin_lock_irq(&phba->hbalock); | |
244 | list_del_init(&iocb->dlist); | |
245 | lpfc_sli_issue_abort_iotag(phba, pring, iocb); | |
246 | spin_unlock_irq(&phba->hbalock); | |
247 | } | |
248 | ||
a257bf90 JS |
249 | /* Cancel all the IOCBs from the completions list */ |
250 | lpfc_sli_cancel_iocbs(phba, &completions, IOSTAT_LOCAL_REJECT, | |
251 | IOERR_SLI_ABORTED); | |
2534ba75 | 252 | |
0d2b6b83 | 253 | lpfc_cancel_retry_delay_tmo(phba->pport, ndlp); |
c9f8735b | 254 | return 0; |
dea3101e JB |
255 | } |
256 | ||
257 | static int | |
2e0fef85 | 258 | lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
92d7f7b0 | 259 | struct lpfc_iocbq *cmdiocb) |
dea3101e | 260 | { |
2e0fef85 JS |
261 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
262 | struct lpfc_hba *phba = vport->phba; | |
dea3101e JB |
263 | struct lpfc_dmabuf *pcmd; |
264 | uint32_t *lp; | |
265 | IOCB_t *icmd; | |
266 | struct serv_parm *sp; | |
267 | LPFC_MBOXQ_t *mbox; | |
268 | struct ls_rjt stat; | |
269 | int rc; | |
270 | ||
271 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
695a814e | 272 | if (vport->port_state <= LPFC_FDISC) { |
dea3101e JB |
273 | /* Before responding to PLOGI, check for pt2pt mode. |
274 | * If we are pt2pt, with an outstanding FLOGI, abort | |
275 | * the FLOGI and resend it first. | |
276 | */ | |
2e0fef85 | 277 | if (vport->fc_flag & FC_PT2PT) { |
92d7f7b0 | 278 | lpfc_els_abort_flogi(phba); |
2e0fef85 | 279 | if (!(vport->fc_flag & FC_PT2PT_PLOGI)) { |
dea3101e JB |
280 | /* If the other side is supposed to initiate |
281 | * the PLOGI anyway, just ACC it now and | |
282 | * move on with discovery. | |
283 | */ | |
284 | phba->fc_edtov = FF_DEF_EDTOV; | |
285 | phba->fc_ratov = FF_DEF_RATOV; | |
286 | /* Start discovery - this should just do | |
287 | CLEAR_LA */ | |
2e0fef85 | 288 | lpfc_disc_start(vport); |
ed957684 | 289 | } else |
2e0fef85 | 290 | lpfc_initial_flogi(vport); |
2fe165b6 | 291 | } else { |
dea3101e JB |
292 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; |
293 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
2e0fef85 | 294 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, |
858c9f6c | 295 | ndlp, NULL); |
dea3101e JB |
296 | return 0; |
297 | } | |
298 | } | |
299 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
300 | lp = (uint32_t *) pcmd->virt; | |
301 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); | |
a8adb832 JS |
302 | if (wwn_to_u64(sp->portName.u.wwn) == 0) { |
303 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, | |
304 | "0140 PLOGI Reject: invalid nname\n"); | |
305 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
306 | stat.un.b.lsRjtRsnCodeExp = LSEXP_INVALID_PNAME; | |
307 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, | |
308 | NULL); | |
309 | return 0; | |
310 | } | |
311 | if (wwn_to_u64(sp->nodeName.u.wwn) == 0) { | |
312 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, | |
313 | "0141 PLOGI Reject: invalid pname\n"); | |
314 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
315 | stat.un.b.lsRjtRsnCodeExp = LSEXP_INVALID_NNAME; | |
316 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, | |
317 | NULL); | |
318 | return 0; | |
319 | } | |
341af102 | 320 | if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3, 0) == 0)) { |
dea3101e JB |
321 | /* Reject this request because invalid parameters */ |
322 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
323 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; | |
858c9f6c JS |
324 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
325 | NULL); | |
c9f8735b | 326 | return 0; |
dea3101e JB |
327 | } |
328 | icmd = &cmdiocb->iocb; | |
329 | ||
330 | /* PLOGI chkparm OK */ | |
e8b62011 JS |
331 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
332 | "0114 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", | |
333 | ndlp->nlp_DID, ndlp->nlp_state, ndlp->nlp_flag, | |
334 | ndlp->nlp_rpi); | |
dea3101e | 335 | |
3de2a653 | 336 | if (vport->cfg_fcp_class == 2 && sp->cls2.classValid) |
dea3101e | 337 | ndlp->nlp_fcp_info |= CLASS2; |
ed957684 | 338 | else |
dea3101e | 339 | ndlp->nlp_fcp_info |= CLASS3; |
2e0fef85 | 340 | |
dea3101e JB |
341 | ndlp->nlp_class_sup = 0; |
342 | if (sp->cls1.classValid) | |
343 | ndlp->nlp_class_sup |= FC_COS_CLASS1; | |
344 | if (sp->cls2.classValid) | |
345 | ndlp->nlp_class_sup |= FC_COS_CLASS2; | |
346 | if (sp->cls3.classValid) | |
347 | ndlp->nlp_class_sup |= FC_COS_CLASS3; | |
348 | if (sp->cls4.classValid) | |
349 | ndlp->nlp_class_sup |= FC_COS_CLASS4; | |
350 | ndlp->nlp_maxframe = | |
351 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; | |
352 | ||
353 | /* no need to reg_login if we are already in one of these states */ | |
2fe165b6 | 354 | switch (ndlp->nlp_state) { |
dea3101e JB |
355 | case NLP_STE_NPR_NODE: |
356 | if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) | |
357 | break; | |
358 | case NLP_STE_REG_LOGIN_ISSUE: | |
359 | case NLP_STE_PRLI_ISSUE: | |
360 | case NLP_STE_UNMAPPED_NODE: | |
361 | case NLP_STE_MAPPED_NODE: | |
51ef4c26 | 362 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, NULL); |
c9f8735b | 363 | return 1; |
dea3101e JB |
364 | } |
365 | ||
92d7f7b0 JS |
366 | if ((vport->fc_flag & FC_PT2PT) && |
367 | !(vport->fc_flag & FC_PT2PT_PLOGI)) { | |
dea3101e | 368 | /* rcv'ed PLOGI decides what our NPortId will be */ |
2e0fef85 | 369 | vport->fc_myDID = icmd->un.rcvels.parmRo; |
dea3101e JB |
370 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
371 | if (mbox == NULL) | |
372 | goto out; | |
373 | lpfc_config_link(phba, mbox); | |
374 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
ed957684 | 375 | mbox->vport = vport; |
0b727fea | 376 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); |
dea3101e | 377 | if (rc == MBX_NOT_FINISHED) { |
92d7f7b0 | 378 | mempool_free(mbox, phba->mbox_mem_pool); |
dea3101e JB |
379 | goto out; |
380 | } | |
381 | ||
2e0fef85 | 382 | lpfc_can_disctmo(vport); |
dea3101e JB |
383 | } |
384 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); | |
2e0fef85 | 385 | if (!mbox) |
dea3101e JB |
386 | goto out; |
387 | ||
6fb120a7 | 388 | rc = lpfc_reg_rpi(phba, vport->vpi, icmd->un.rcvels.remoteID, |
92d7f7b0 | 389 | (uint8_t *) sp, mbox, 0); |
2e0fef85 JS |
390 | if (rc) { |
391 | mempool_free(mbox, phba->mbox_mem_pool); | |
dea3101e JB |
392 | goto out; |
393 | } | |
394 | ||
395 | /* ACC PLOGI rsp command needs to execute first, | |
396 | * queue this mbox command to be processed later. | |
397 | */ | |
398 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; | |
329f9bc7 JS |
399 | /* |
400 | * mbox->context2 = lpfc_nlp_get(ndlp) deferred until mailbox | |
401 | * command issued in lpfc_cmpl_els_acc(). | |
402 | */ | |
2e0fef85 JS |
403 | mbox->vport = vport; |
404 | spin_lock_irq(shost->host_lock); | |
5024ab17 | 405 | ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI); |
2e0fef85 | 406 | spin_unlock_irq(shost->host_lock); |
dea3101e | 407 | |
33ccf8d1 JS |
408 | /* |
409 | * If there is an outstanding PLOGI issued, abort it before | |
410 | * sending ACC rsp for received PLOGI. If pending plogi | |
411 | * is not canceled here, the plogi will be rejected by | |
412 | * remote port and will be retried. On a configuration with | |
413 | * single discovery thread, this will cause a huge delay in | |
414 | * discovery. Also this will cause multiple state machines | |
415 | * running in parallel for this node. | |
416 | */ | |
417 | if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) { | |
418 | /* software abort outstanding PLOGI */ | |
07951076 | 419 | lpfc_els_abort(phba, ndlp); |
33ccf8d1 JS |
420 | } |
421 | ||
858c9f6c | 422 | if ((vport->port_type == LPFC_NPIV_PORT && |
3de2a653 | 423 | vport->cfg_restrict_login)) { |
858c9f6c JS |
424 | |
425 | /* In order to preserve RPIs, we want to cleanup | |
426 | * the default RPI the firmware created to rcv | |
427 | * this ELS request. The only way to do this is | |
428 | * to register, then unregister the RPI. | |
429 | */ | |
430 | spin_lock_irq(shost->host_lock); | |
431 | ndlp->nlp_flag |= NLP_RM_DFLT_RPI; | |
432 | spin_unlock_irq(shost->host_lock); | |
433 | stat.un.b.lsRjtRsnCode = LSRJT_INVALID_CMD; | |
434 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
435 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, | |
436 | ndlp, mbox); | |
437 | return 1; | |
438 | } | |
51ef4c26 | 439 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox); |
c9f8735b | 440 | return 1; |
dea3101e JB |
441 | out: |
442 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
443 | stat.un.b.lsRjtRsnCodeExp = LSEXP_OUT_OF_RESOURCE; | |
858c9f6c | 444 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
c9f8735b | 445 | return 0; |
dea3101e JB |
446 | } |
447 | ||
448 | static int | |
2e0fef85 | 449 | lpfc_rcv_padisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
dea3101e JB |
450 | struct lpfc_iocbq *cmdiocb) |
451 | { | |
2e0fef85 | 452 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
dea3101e | 453 | struct lpfc_dmabuf *pcmd; |
2e0fef85 JS |
454 | struct serv_parm *sp; |
455 | struct lpfc_name *pnn, *ppn; | |
dea3101e JB |
456 | struct ls_rjt stat; |
457 | ADISC *ap; | |
458 | IOCB_t *icmd; | |
459 | uint32_t *lp; | |
460 | uint32_t cmd; | |
461 | ||
462 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
463 | lp = (uint32_t *) pcmd->virt; | |
464 | ||
465 | cmd = *lp++; | |
466 | if (cmd == ELS_CMD_ADISC) { | |
467 | ap = (ADISC *) lp; | |
468 | pnn = (struct lpfc_name *) & ap->nodeName; | |
469 | ppn = (struct lpfc_name *) & ap->portName; | |
470 | } else { | |
471 | sp = (struct serv_parm *) lp; | |
472 | pnn = (struct lpfc_name *) & sp->nodeName; | |
473 | ppn = (struct lpfc_name *) & sp->portName; | |
474 | } | |
475 | ||
476 | icmd = &cmdiocb->iocb; | |
2e0fef85 | 477 | if (icmd->ulpStatus == 0 && lpfc_check_adisc(vport, ndlp, pnn, ppn)) { |
dea3101e | 478 | if (cmd == ELS_CMD_ADISC) { |
2e0fef85 | 479 | lpfc_els_rsp_adisc_acc(vport, cmdiocb, ndlp); |
2fe165b6 | 480 | } else { |
2e0fef85 | 481 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, |
51ef4c26 | 482 | NULL); |
dea3101e | 483 | } |
c9f8735b | 484 | return 1; |
dea3101e JB |
485 | } |
486 | /* Reject this request because invalid parameters */ | |
487 | stat.un.b.lsRjtRsvd0 = 0; | |
488 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
489 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; | |
490 | stat.un.b.vendorUnique = 0; | |
858c9f6c | 491 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
dea3101e | 492 | |
dea3101e JB |
493 | /* 1 sec timeout */ |
494 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); | |
495 | ||
2e0fef85 | 496 | spin_lock_irq(shost->host_lock); |
dea3101e | 497 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 498 | spin_unlock_irq(shost->host_lock); |
5024ab17 JW |
499 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
500 | ndlp->nlp_prev_state = ndlp->nlp_state; | |
2e0fef85 | 501 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 502 | return 0; |
dea3101e JB |
503 | } |
504 | ||
505 | static int | |
2e0fef85 JS |
506 | lpfc_rcv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
507 | struct lpfc_iocbq *cmdiocb, uint32_t els_cmd) | |
dea3101e | 508 | { |
2e0fef85 | 509 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
4b40c59e JS |
510 | struct lpfc_hba *phba = vport->phba; |
511 | struct lpfc_vport **vports; | |
512 | int i, active_vlink_present = 0 ; | |
2e0fef85 JS |
513 | |
514 | /* Put ndlp in NPR state with 1 sec timeout for plogi, ACC logo */ | |
dea3101e JB |
515 | /* Only call LOGO ACC for first LOGO, this avoids sending unnecessary |
516 | * PLOGIs during LOGO storms from a device. | |
517 | */ | |
2e0fef85 | 518 | spin_lock_irq(shost->host_lock); |
dea3101e | 519 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 520 | spin_unlock_irq(shost->host_lock); |
82d9a2a2 | 521 | if (els_cmd == ELS_CMD_PRLO) |
51ef4c26 | 522 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
82d9a2a2 | 523 | else |
51ef4c26 | 524 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
4b40c59e JS |
525 | if (ndlp->nlp_DID == Fabric_DID) { |
526 | if (vport->port_state <= LPFC_FDISC) | |
527 | goto out; | |
6fb120a7 | 528 | lpfc_linkdown_port(vport); |
6fb120a7 | 529 | spin_lock_irq(shost->host_lock); |
4b40c59e | 530 | vport->fc_flag |= FC_VPORT_LOGO_RCVD; |
6fb120a7 | 531 | spin_unlock_irq(shost->host_lock); |
4b40c59e JS |
532 | vports = lpfc_create_vport_work_array(phba); |
533 | if (vports) { | |
534 | for (i = 0; i <= phba->max_vports && vports[i] != NULL; | |
535 | i++) { | |
536 | if ((!(vports[i]->fc_flag & | |
537 | FC_VPORT_LOGO_RCVD)) && | |
538 | (vports[i]->port_state > LPFC_FDISC)) { | |
539 | active_vlink_present = 1; | |
540 | break; | |
541 | } | |
542 | } | |
543 | lpfc_destroy_vport_work_array(phba, vports); | |
544 | } | |
dea3101e | 545 | |
4b40c59e JS |
546 | if (active_vlink_present) { |
547 | /* | |
548 | * If there are other active VLinks present, | |
549 | * re-instantiate the Vlink using FDISC. | |
550 | */ | |
551 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); | |
552 | spin_lock_irq(shost->host_lock); | |
553 | ndlp->nlp_flag |= NLP_DELAY_TMO; | |
554 | spin_unlock_irq(shost->host_lock); | |
555 | ndlp->nlp_last_elscmd = ELS_CMD_FDISC; | |
556 | vport->port_state = LPFC_FDISC; | |
557 | } else { | |
558 | spin_lock_irq(shost->host_lock); | |
559 | phba->pport->fc_flag &= ~FC_LOGO_RCVD_DID_CHNG; | |
560 | spin_unlock_irq(shost->host_lock); | |
561 | lpfc_retry_pport_discovery(phba); | |
562 | } | |
6fb120a7 JS |
563 | } else if ((!(ndlp->nlp_type & NLP_FABRIC) && |
564 | ((ndlp->nlp_type & NLP_FCP_TARGET) || | |
565 | !(ndlp->nlp_type & NLP_FCP_INITIATOR))) || | |
566 | (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) { | |
dea3101e | 567 | /* Only try to re-login if this is NOT a Fabric Node */ |
dea3101e | 568 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 569 | spin_lock_irq(shost->host_lock); |
dea3101e | 570 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 571 | spin_unlock_irq(shost->host_lock); |
dea3101e | 572 | |
5024ab17 | 573 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
c9f8735b | 574 | } |
4b40c59e | 575 | out: |
87af33fe JS |
576 | ndlp->nlp_prev_state = ndlp->nlp_state; |
577 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); | |
dea3101e | 578 | |
2e0fef85 | 579 | spin_lock_irq(shost->host_lock); |
dea3101e | 580 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 581 | spin_unlock_irq(shost->host_lock); |
dea3101e JB |
582 | /* The driver has to wait until the ACC completes before it continues |
583 | * processing the LOGO. The action will resume in | |
584 | * lpfc_cmpl_els_logo_acc routine. Since part of processing includes an | |
585 | * unreg_login, the driver waits so the ACC does not get aborted. | |
586 | */ | |
c9f8735b | 587 | return 0; |
dea3101e JB |
588 | } |
589 | ||
590 | static void | |
2e0fef85 JS |
591 | lpfc_rcv_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
592 | struct lpfc_iocbq *cmdiocb) | |
dea3101e JB |
593 | { |
594 | struct lpfc_dmabuf *pcmd; | |
595 | uint32_t *lp; | |
596 | PRLI *npr; | |
597 | struct fc_rport *rport = ndlp->rport; | |
598 | u32 roles; | |
599 | ||
600 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
601 | lp = (uint32_t *) pcmd->virt; | |
602 | npr = (PRLI *) ((uint8_t *) lp + sizeof (uint32_t)); | |
603 | ||
604 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); | |
605 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; | |
92d7f7b0 | 606 | if (npr->prliType == PRLI_FCP_TYPE) { |
dea3101e JB |
607 | if (npr->initiatorFunc) |
608 | ndlp->nlp_type |= NLP_FCP_INITIATOR; | |
609 | if (npr->targetFunc) | |
610 | ndlp->nlp_type |= NLP_FCP_TARGET; | |
611 | if (npr->Retry) | |
612 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
613 | } | |
614 | if (rport) { | |
615 | /* We need to update the rport role values */ | |
616 | roles = FC_RPORT_ROLE_UNKNOWN; | |
617 | if (ndlp->nlp_type & NLP_FCP_INITIATOR) | |
618 | roles |= FC_RPORT_ROLE_FCP_INITIATOR; | |
619 | if (ndlp->nlp_type & NLP_FCP_TARGET) | |
620 | roles |= FC_RPORT_ROLE_FCP_TARGET; | |
858c9f6c JS |
621 | |
622 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, | |
623 | "rport rolechg: role:x%x did:x%x flg:x%x", | |
624 | roles, ndlp->nlp_DID, ndlp->nlp_flag); | |
625 | ||
dea3101e JB |
626 | fc_remote_port_rolechg(rport, roles); |
627 | } | |
628 | } | |
629 | ||
630 | static uint32_t | |
2e0fef85 | 631 | lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) |
dea3101e | 632 | { |
2e0fef85 | 633 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 634 | |
6fb120a7 | 635 | if (!(ndlp->nlp_flag & NLP_RPI_VALID)) { |
51ef4c26 JS |
636 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
637 | return 0; | |
638 | } | |
639 | ||
1b32f6aa JS |
640 | if (!(vport->fc_flag & FC_PT2PT)) { |
641 | /* Check config parameter use-adisc or FCP-2 */ | |
642 | if ((vport->cfg_use_adisc && (vport->fc_flag & FC_RSCN_MODE)) || | |
ffc95493 JS |
643 | ((ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE) && |
644 | (ndlp->nlp_type & NLP_FCP_TARGET))) { | |
1b32f6aa JS |
645 | spin_lock_irq(shost->host_lock); |
646 | ndlp->nlp_flag |= NLP_NPR_ADISC; | |
647 | spin_unlock_irq(shost->host_lock); | |
648 | return 1; | |
649 | } | |
92d7f7b0 JS |
650 | } |
651 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
652 | lpfc_unreg_rpi(vport, ndlp); | |
653 | return 0; | |
dea3101e | 654 | } |
78730cfe JS |
655 | /** |
656 | * lpfc_release_rpi - Release a RPI by issueing unreg_login mailbox cmd. | |
657 | * @phba : Pointer to lpfc_hba structure. | |
658 | * @vport: Pointer to lpfc_vport structure. | |
659 | * @rpi : rpi to be release. | |
660 | * | |
661 | * This function will send a unreg_login mailbox command to the firmware | |
662 | * to release a rpi. | |
663 | **/ | |
664 | void | |
665 | lpfc_release_rpi(struct lpfc_hba *phba, | |
666 | struct lpfc_vport *vport, | |
667 | uint16_t rpi) | |
668 | { | |
669 | LPFC_MBOXQ_t *pmb; | |
670 | int rc; | |
671 | ||
672 | pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, | |
673 | GFP_KERNEL); | |
674 | if (!pmb) | |
675 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, | |
676 | "2796 mailbox memory allocation failed \n"); | |
677 | else { | |
678 | lpfc_unreg_login(phba, vport->vpi, rpi, pmb); | |
679 | pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
680 | rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); | |
681 | if (rc == MBX_NOT_FINISHED) | |
682 | mempool_free(pmb, phba->mbox_mem_pool); | |
683 | } | |
684 | } | |
dea3101e JB |
685 | |
686 | static uint32_t | |
2e0fef85 JS |
687 | lpfc_disc_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
688 | void *arg, uint32_t evt) | |
dea3101e | 689 | { |
78730cfe JS |
690 | struct lpfc_hba *phba; |
691 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; | |
692 | MAILBOX_t *mb; | |
693 | uint16_t rpi; | |
694 | ||
695 | phba = vport->phba; | |
696 | /* Release the RPI if reglogin completing */ | |
697 | if (!(phba->pport->load_flag & FC_UNLOADING) && | |
698 | (evt == NLP_EVT_CMPL_REG_LOGIN) && | |
699 | (!pmb->u.mb.mbxStatus)) { | |
700 | mb = &pmb->u.mb; | |
701 | rpi = pmb->u.mb.un.varWords[0]; | |
702 | lpfc_release_rpi(phba, vport, rpi); | |
703 | } | |
e8b62011 | 704 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
e47c9093 | 705 | "0271 Illegal State Transition: node x%x " |
e8b62011 JS |
706 | "event x%x, state x%x Data: x%x x%x\n", |
707 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, | |
708 | ndlp->nlp_flag); | |
c9f8735b | 709 | return ndlp->nlp_state; |
dea3101e JB |
710 | } |
711 | ||
87af33fe JS |
712 | static uint32_t |
713 | lpfc_cmpl_plogi_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
714 | void *arg, uint32_t evt) | |
715 | { | |
716 | /* This transition is only legal if we previously | |
717 | * rcv'ed a PLOGI. Since we don't want 2 discovery threads | |
718 | * working on the same NPortID, do nothing for this thread | |
719 | * to stop it. | |
720 | */ | |
721 | if (!(ndlp->nlp_flag & NLP_RCV_PLOGI)) { | |
722 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, | |
e47c9093 | 723 | "0272 Illegal State Transition: node x%x " |
87af33fe JS |
724 | "event x%x, state x%x Data: x%x x%x\n", |
725 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, | |
726 | ndlp->nlp_flag); | |
727 | } | |
728 | return ndlp->nlp_state; | |
729 | } | |
730 | ||
dea3101e JB |
731 | /* Start of Discovery State Machine routines */ |
732 | ||
733 | static uint32_t | |
2e0fef85 JS |
734 | lpfc_rcv_plogi_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
735 | void *arg, uint32_t evt) | |
dea3101e JB |
736 | { |
737 | struct lpfc_iocbq *cmdiocb; | |
738 | ||
739 | cmdiocb = (struct lpfc_iocbq *) arg; | |
740 | ||
2e0fef85 | 741 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
c9f8735b | 742 | return ndlp->nlp_state; |
dea3101e | 743 | } |
c9f8735b | 744 | return NLP_STE_FREED_NODE; |
dea3101e JB |
745 | } |
746 | ||
747 | static uint32_t | |
2e0fef85 JS |
748 | lpfc_rcv_els_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
749 | void *arg, uint32_t evt) | |
dea3101e | 750 | { |
2e0fef85 | 751 | lpfc_issue_els_logo(vport, ndlp, 0); |
c9f8735b | 752 | return ndlp->nlp_state; |
dea3101e JB |
753 | } |
754 | ||
755 | static uint32_t | |
2e0fef85 JS |
756 | lpfc_rcv_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
757 | void *arg, uint32_t evt) | |
dea3101e | 758 | { |
2e0fef85 JS |
759 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
760 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 761 | |
2e0fef85 | 762 | spin_lock_irq(shost->host_lock); |
dea3101e | 763 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 764 | spin_unlock_irq(shost->host_lock); |
51ef4c26 | 765 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
dea3101e | 766 | |
c9f8735b | 767 | return ndlp->nlp_state; |
dea3101e JB |
768 | } |
769 | ||
770 | static uint32_t | |
2e0fef85 JS |
771 | lpfc_cmpl_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
772 | void *arg, uint32_t evt) | |
dea3101e | 773 | { |
c9f8735b | 774 | return NLP_STE_FREED_NODE; |
dea3101e JB |
775 | } |
776 | ||
777 | static uint32_t | |
2e0fef85 JS |
778 | lpfc_device_rm_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
779 | void *arg, uint32_t evt) | |
dea3101e | 780 | { |
c9f8735b | 781 | return NLP_STE_FREED_NODE; |
dea3101e JB |
782 | } |
783 | ||
784 | static uint32_t | |
2e0fef85 | 785 | lpfc_rcv_plogi_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
dea3101e JB |
786 | void *arg, uint32_t evt) |
787 | { | |
0d2b6b83 | 788 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 789 | struct lpfc_hba *phba = vport->phba; |
dea3101e | 790 | struct lpfc_iocbq *cmdiocb = arg; |
2e0fef85 JS |
791 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
792 | uint32_t *lp = (uint32_t *) pcmd->virt; | |
793 | struct serv_parm *sp = (struct serv_parm *) (lp + 1); | |
dea3101e JB |
794 | struct ls_rjt stat; |
795 | int port_cmp; | |
796 | ||
dea3101e JB |
797 | memset(&stat, 0, sizeof (struct ls_rjt)); |
798 | ||
799 | /* For a PLOGI, we only accept if our portname is less | |
800 | * than the remote portname. | |
801 | */ | |
802 | phba->fc_stat.elsLogiCol++; | |
2e0fef85 | 803 | port_cmp = memcmp(&vport->fc_portname, &sp->portName, |
92d7f7b0 | 804 | sizeof(struct lpfc_name)); |
dea3101e JB |
805 | |
806 | if (port_cmp >= 0) { | |
807 | /* Reject this request because the remote node will accept | |
808 | ours */ | |
809 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
810 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CMD_IN_PROGRESS; | |
858c9f6c JS |
811 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
812 | NULL); | |
2fe165b6 | 813 | } else { |
0d2b6b83 JS |
814 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb) && |
815 | (ndlp->nlp_flag & NLP_NPR_2B_DISC) && | |
816 | (vport->num_disc_nodes)) { | |
817 | spin_lock_irq(shost->host_lock); | |
818 | ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; | |
819 | spin_unlock_irq(shost->host_lock); | |
820 | /* Check if there are more PLOGIs to be sent */ | |
821 | lpfc_more_plogi(vport); | |
822 | if (vport->num_disc_nodes == 0) { | |
823 | spin_lock_irq(shost->host_lock); | |
824 | vport->fc_flag &= ~FC_NDISC_ACTIVE; | |
825 | spin_unlock_irq(shost->host_lock); | |
826 | lpfc_can_disctmo(vport); | |
827 | lpfc_end_rscn(vport); | |
828 | } | |
829 | } | |
2e0fef85 | 830 | } /* If our portname was less */ |
dea3101e | 831 | |
c9f8735b JW |
832 | return ndlp->nlp_state; |
833 | } | |
834 | ||
92d7f7b0 JS |
835 | static uint32_t |
836 | lpfc_rcv_prli_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
837 | void *arg, uint32_t evt) | |
838 | { | |
839 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
840 | struct ls_rjt stat; | |
841 | ||
842 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
843 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; | |
844 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
858c9f6c | 845 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
92d7f7b0 JS |
846 | return ndlp->nlp_state; |
847 | } | |
848 | ||
c9f8735b | 849 | static uint32_t |
2e0fef85 JS |
850 | lpfc_rcv_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
851 | void *arg, uint32_t evt) | |
c9f8735b | 852 | { |
2e0fef85 | 853 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
c9f8735b | 854 | |
92d7f7b0 | 855 | /* software abort outstanding PLOGI */ |
2e0fef85 | 856 | lpfc_els_abort(vport->phba, ndlp); |
c9f8735b | 857 | |
2e0fef85 | 858 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 859 | return ndlp->nlp_state; |
dea3101e JB |
860 | } |
861 | ||
862 | static uint32_t | |
2e0fef85 JS |
863 | lpfc_rcv_els_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
864 | void *arg, uint32_t evt) | |
dea3101e | 865 | { |
2e0fef85 JS |
866 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
867 | struct lpfc_hba *phba = vport->phba; | |
868 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e JB |
869 | |
870 | /* software abort outstanding PLOGI */ | |
07951076 | 871 | lpfc_els_abort(phba, ndlp); |
dea3101e JB |
872 | |
873 | if (evt == NLP_EVT_RCV_LOGO) { | |
51ef4c26 | 874 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
2fe165b6 | 875 | } else { |
2e0fef85 | 876 | lpfc_issue_els_logo(vport, ndlp, 0); |
dea3101e JB |
877 | } |
878 | ||
2e0fef85 | 879 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
5024ab17 | 880 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 881 | spin_lock_irq(shost->host_lock); |
5024ab17 | 882 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 883 | spin_unlock_irq(shost->host_lock); |
5024ab17 JW |
884 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
885 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; | |
2e0fef85 | 886 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
dea3101e | 887 | |
c9f8735b | 888 | return ndlp->nlp_state; |
dea3101e JB |
889 | } |
890 | ||
891 | static uint32_t | |
2e0fef85 JS |
892 | lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, |
893 | struct lpfc_nodelist *ndlp, | |
894 | void *arg, | |
dea3101e JB |
895 | uint32_t evt) |
896 | { | |
2e0fef85 | 897 | struct lpfc_hba *phba = vport->phba; |
0ff10d46 | 898 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 899 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
14691150 | 900 | struct lpfc_dmabuf *pcmd, *prsp, *mp; |
dea3101e JB |
901 | uint32_t *lp; |
902 | IOCB_t *irsp; | |
903 | struct serv_parm *sp; | |
904 | LPFC_MBOXQ_t *mbox; | |
905 | ||
906 | cmdiocb = (struct lpfc_iocbq *) arg; | |
907 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
908 | ||
909 | if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) { | |
5024ab17 | 910 | /* Recovery from PLOGI collision logic */ |
c9f8735b | 911 | return ndlp->nlp_state; |
dea3101e JB |
912 | } |
913 | ||
914 | irsp = &rspiocb->iocb; | |
915 | ||
916 | if (irsp->ulpStatus) | |
917 | goto out; | |
918 | ||
919 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; | |
920 | ||
2e0fef85 | 921 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); |
dea3101e | 922 | |
2e0fef85 | 923 | lp = (uint32_t *) prsp->virt; |
dea3101e | 924 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
58da1ffb JS |
925 | |
926 | /* Some switches have FDMI servers returning 0 for WWN */ | |
927 | if ((ndlp->nlp_DID != FDMI_DID) && | |
928 | (wwn_to_u64(sp->portName.u.wwn) == 0 || | |
929 | wwn_to_u64(sp->nodeName.u.wwn) == 0)) { | |
a8adb832 JS |
930 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
931 | "0142 PLOGI RSP: Invalid WWN.\n"); | |
932 | goto out; | |
933 | } | |
341af102 | 934 | if (!lpfc_check_sparm(vport, ndlp, sp, CLASS3, 0)) |
dea3101e | 935 | goto out; |
dea3101e | 936 | /* PLOGI chkparm OK */ |
e8b62011 JS |
937 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
938 | "0121 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", | |
939 | ndlp->nlp_DID, ndlp->nlp_state, | |
940 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
3de2a653 | 941 | if (vport->cfg_fcp_class == 2 && (sp->cls2.classValid)) |
dea3101e | 942 | ndlp->nlp_fcp_info |= CLASS2; |
2e0fef85 | 943 | else |
dea3101e | 944 | ndlp->nlp_fcp_info |= CLASS3; |
2e0fef85 | 945 | |
dea3101e JB |
946 | ndlp->nlp_class_sup = 0; |
947 | if (sp->cls1.classValid) | |
948 | ndlp->nlp_class_sup |= FC_COS_CLASS1; | |
949 | if (sp->cls2.classValid) | |
950 | ndlp->nlp_class_sup |= FC_COS_CLASS2; | |
951 | if (sp->cls3.classValid) | |
952 | ndlp->nlp_class_sup |= FC_COS_CLASS3; | |
953 | if (sp->cls4.classValid) | |
954 | ndlp->nlp_class_sup |= FC_COS_CLASS4; | |
955 | ndlp->nlp_maxframe = | |
2e0fef85 | 956 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; |
dea3101e | 957 | |
2e0fef85 | 958 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
92d7f7b0 | 959 | if (!mbox) { |
e8b62011 JS |
960 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
961 | "0133 PLOGI: no memory for reg_login " | |
92d7f7b0 | 962 | "Data: x%x x%x x%x x%x\n", |
92d7f7b0 JS |
963 | ndlp->nlp_DID, ndlp->nlp_state, |
964 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e | 965 | goto out; |
92d7f7b0 | 966 | } |
dea3101e | 967 | |
2e0fef85 JS |
968 | lpfc_unreg_rpi(vport, ndlp); |
969 | ||
6fb120a7 | 970 | if (lpfc_reg_rpi(phba, vport->vpi, irsp->un.elsreq64.remoteID, |
92d7f7b0 | 971 | (uint8_t *) sp, mbox, 0) == 0) { |
2fe165b6 | 972 | switch (ndlp->nlp_DID) { |
dea3101e | 973 | case NameServer_DID: |
de0c5b32 | 974 | mbox->mbox_cmpl = lpfc_mbx_cmpl_ns_reg_login; |
dea3101e JB |
975 | break; |
976 | case FDMI_DID: | |
de0c5b32 | 977 | mbox->mbox_cmpl = lpfc_mbx_cmpl_fdmi_reg_login; |
dea3101e JB |
978 | break; |
979 | default: | |
ffc95493 | 980 | ndlp->nlp_flag |= NLP_REG_LOGIN_SEND; |
de0c5b32 | 981 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
dea3101e | 982 | } |
329f9bc7 | 983 | mbox->context2 = lpfc_nlp_get(ndlp); |
2e0fef85 | 984 | mbox->vport = vport; |
0b727fea | 985 | if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) |
dea3101e | 986 | != MBX_NOT_FINISHED) { |
2e0fef85 JS |
987 | lpfc_nlp_set_state(vport, ndlp, |
988 | NLP_STE_REG_LOGIN_ISSUE); | |
c9f8735b | 989 | return ndlp->nlp_state; |
dea3101e | 990 | } |
ffc95493 JS |
991 | if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND) |
992 | ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; | |
fa4066b6 JS |
993 | /* decrement node reference count to the failed mbox |
994 | * command | |
995 | */ | |
329f9bc7 | 996 | lpfc_nlp_put(ndlp); |
92d7f7b0 | 997 | mp = (struct lpfc_dmabuf *) mbox->context1; |
14691150 JS |
998 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
999 | kfree(mp); | |
dea3101e | 1000 | mempool_free(mbox, phba->mbox_mem_pool); |
92d7f7b0 | 1001 | |
e8b62011 JS |
1002 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
1003 | "0134 PLOGI: cannot issue reg_login " | |
1004 | "Data: x%x x%x x%x x%x\n", | |
1005 | ndlp->nlp_DID, ndlp->nlp_state, | |
1006 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e JB |
1007 | } else { |
1008 | mempool_free(mbox, phba->mbox_mem_pool); | |
92d7f7b0 | 1009 | |
e8b62011 JS |
1010 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
1011 | "0135 PLOGI: cannot format reg_login " | |
1012 | "Data: x%x x%x x%x x%x\n", | |
1013 | ndlp->nlp_DID, ndlp->nlp_state, | |
1014 | ndlp->nlp_flag, ndlp->nlp_rpi); | |
dea3101e JB |
1015 | } |
1016 | ||
1017 | ||
92d7f7b0 JS |
1018 | out: |
1019 | if (ndlp->nlp_DID == NameServer_DID) { | |
1020 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); | |
e8b62011 JS |
1021 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
1022 | "0261 Cannot Register NameServer login\n"); | |
92d7f7b0 JS |
1023 | } |
1024 | ||
0ff10d46 | 1025 | spin_lock_irq(shost->host_lock); |
a8adb832 | 1026 | ndlp->nlp_flag |= NLP_DEFER_RM; |
0ff10d46 | 1027 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 1028 | return NLP_STE_FREED_NODE; |
dea3101e JB |
1029 | } |
1030 | ||
0ff10d46 JS |
1031 | static uint32_t |
1032 | lpfc_cmpl_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, | |
1033 | void *arg, uint32_t evt) | |
1034 | { | |
1035 | return ndlp->nlp_state; | |
1036 | } | |
1037 | ||
1038 | static uint32_t | |
1039 | lpfc_cmpl_reglogin_plogi_issue(struct lpfc_vport *vport, | |
1040 | struct lpfc_nodelist *ndlp, void *arg, uint32_t evt) | |
1041 | { | |
78730cfe JS |
1042 | struct lpfc_hba *phba; |
1043 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; | |
1044 | MAILBOX_t *mb = &pmb->u.mb; | |
1045 | uint16_t rpi; | |
1046 | ||
1047 | phba = vport->phba; | |
1048 | /* Release the RPI */ | |
1049 | if (!(phba->pport->load_flag & FC_UNLOADING) && | |
1050 | !mb->mbxStatus) { | |
1051 | rpi = pmb->u.mb.un.varWords[0]; | |
1052 | lpfc_release_rpi(phba, vport, rpi); | |
1053 | } | |
0ff10d46 JS |
1054 | return ndlp->nlp_state; |
1055 | } | |
1056 | ||
dea3101e | 1057 | static uint32_t |
2e0fef85 JS |
1058 | lpfc_device_rm_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1059 | void *arg, uint32_t evt) | |
dea3101e | 1060 | { |
2e0fef85 JS |
1061 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1062 | ||
1063 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1064 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1065 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1066 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1067 | return ndlp->nlp_state; |
2e0fef85 | 1068 | } else { |
a0f9b48d | 1069 | /* software abort outstanding PLOGI */ |
2e0fef85 | 1070 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1071 | |
2e0fef85 | 1072 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1073 | return NLP_STE_FREED_NODE; |
1074 | } | |
dea3101e JB |
1075 | } |
1076 | ||
1077 | static uint32_t | |
2e0fef85 JS |
1078 | lpfc_device_recov_plogi_issue(struct lpfc_vport *vport, |
1079 | struct lpfc_nodelist *ndlp, | |
1080 | void *arg, | |
1081 | uint32_t evt) | |
dea3101e | 1082 | { |
2e0fef85 JS |
1083 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1084 | struct lpfc_hba *phba = vport->phba; | |
1085 | ||
92d7f7b0 JS |
1086 | /* Don't do anything that will mess up processing of the |
1087 | * previous RSCN. | |
1088 | */ | |
1089 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1090 | return ndlp->nlp_state; | |
1091 | ||
dea3101e | 1092 | /* software abort outstanding PLOGI */ |
07951076 | 1093 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1094 | |
5024ab17 | 1095 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; |
2e0fef85 | 1096 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
92d7f7b0 | 1097 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 1098 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1099 | spin_unlock_irq(shost->host_lock); |
dea3101e | 1100 | |
c9f8735b | 1101 | return ndlp->nlp_state; |
dea3101e JB |
1102 | } |
1103 | ||
1104 | static uint32_t | |
2e0fef85 JS |
1105 | lpfc_rcv_plogi_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1106 | void *arg, uint32_t evt) | |
dea3101e | 1107 | { |
0d2b6b83 | 1108 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 1109 | struct lpfc_hba *phba = vport->phba; |
dea3101e JB |
1110 | struct lpfc_iocbq *cmdiocb; |
1111 | ||
1112 | /* software abort outstanding ADISC */ | |
07951076 | 1113 | lpfc_els_abort(phba, ndlp); |
dea3101e JB |
1114 | |
1115 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1116 | ||
0d2b6b83 JS |
1117 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
1118 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1119 | spin_lock_irq(shost->host_lock); | |
1120 | ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; | |
1121 | spin_unlock_irq(shost->host_lock); | |
90160e01 | 1122 | if (vport->num_disc_nodes) |
0d2b6b83 | 1123 | lpfc_more_adisc(vport); |
0d2b6b83 JS |
1124 | } |
1125 | return ndlp->nlp_state; | |
1126 | } | |
5024ab17 | 1127 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1128 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
1129 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); | |
dea3101e | 1130 | |
c9f8735b | 1131 | return ndlp->nlp_state; |
dea3101e JB |
1132 | } |
1133 | ||
1134 | static uint32_t | |
2e0fef85 JS |
1135 | lpfc_rcv_prli_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1136 | void *arg, uint32_t evt) | |
dea3101e | 1137 | { |
2e0fef85 | 1138 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1139 | |
2e0fef85 | 1140 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1141 | return ndlp->nlp_state; |
dea3101e JB |
1142 | } |
1143 | ||
1144 | static uint32_t | |
2e0fef85 JS |
1145 | lpfc_rcv_logo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1146 | void *arg, uint32_t evt) | |
dea3101e | 1147 | { |
2e0fef85 | 1148 | struct lpfc_hba *phba = vport->phba; |
dea3101e JB |
1149 | struct lpfc_iocbq *cmdiocb; |
1150 | ||
1151 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1152 | ||
1153 | /* software abort outstanding ADISC */ | |
07951076 | 1154 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1155 | |
2e0fef85 | 1156 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1157 | return ndlp->nlp_state; |
dea3101e JB |
1158 | } |
1159 | ||
1160 | static uint32_t | |
2e0fef85 JS |
1161 | lpfc_rcv_padisc_adisc_issue(struct lpfc_vport *vport, |
1162 | struct lpfc_nodelist *ndlp, | |
1163 | void *arg, uint32_t evt) | |
dea3101e JB |
1164 | { |
1165 | struct lpfc_iocbq *cmdiocb; | |
1166 | ||
1167 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1168 | ||
2e0fef85 | 1169 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1170 | return ndlp->nlp_state; |
dea3101e JB |
1171 | } |
1172 | ||
1173 | static uint32_t | |
2e0fef85 JS |
1174 | lpfc_rcv_prlo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1175 | void *arg, uint32_t evt) | |
dea3101e JB |
1176 | { |
1177 | struct lpfc_iocbq *cmdiocb; | |
1178 | ||
1179 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1180 | ||
1181 | /* Treat like rcv logo */ | |
2e0fef85 | 1182 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
c9f8735b | 1183 | return ndlp->nlp_state; |
dea3101e JB |
1184 | } |
1185 | ||
1186 | static uint32_t | |
2e0fef85 JS |
1187 | lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport, |
1188 | struct lpfc_nodelist *ndlp, | |
1189 | void *arg, uint32_t evt) | |
dea3101e | 1190 | { |
2e0fef85 JS |
1191 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1192 | struct lpfc_hba *phba = vport->phba; | |
dea3101e JB |
1193 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
1194 | IOCB_t *irsp; | |
1195 | ADISC *ap; | |
6fb120a7 | 1196 | int rc; |
dea3101e JB |
1197 | |
1198 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1199 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
1200 | ||
1201 | ap = (ADISC *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); | |
1202 | irsp = &rspiocb->iocb; | |
1203 | ||
1204 | if ((irsp->ulpStatus) || | |
92d7f7b0 | 1205 | (!lpfc_check_adisc(vport, ndlp, &ap->nodeName, &ap->portName))) { |
dea3101e JB |
1206 | /* 1 sec timeout */ |
1207 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); | |
2e0fef85 | 1208 | spin_lock_irq(shost->host_lock); |
dea3101e | 1209 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1210 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1211 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
dea3101e | 1212 | |
2e0fef85 JS |
1213 | memset(&ndlp->nlp_nodename, 0, sizeof(struct lpfc_name)); |
1214 | memset(&ndlp->nlp_portname, 0, sizeof(struct lpfc_name)); | |
dea3101e | 1215 | |
5024ab17 | 1216 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1217 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1218 | lpfc_unreg_rpi(vport, ndlp); | |
c9f8735b | 1219 | return ndlp->nlp_state; |
dea3101e | 1220 | } |
5024ab17 | 1221 | |
6fb120a7 JS |
1222 | if (phba->sli_rev == LPFC_SLI_REV4) { |
1223 | rc = lpfc_sli4_resume_rpi(ndlp); | |
1224 | if (rc) { | |
1225 | /* Stay in state and retry. */ | |
1226 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; | |
1227 | return ndlp->nlp_state; | |
1228 | } | |
1229 | } | |
1230 | ||
2501322e | 1231 | if (ndlp->nlp_type & NLP_FCP_TARGET) { |
5024ab17 | 1232 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 | 1233 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); |
2501322e | 1234 | } else { |
5024ab17 | 1235 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 | 1236 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
2501322e | 1237 | } |
6fb120a7 | 1238 | |
c9f8735b | 1239 | return ndlp->nlp_state; |
dea3101e JB |
1240 | } |
1241 | ||
1242 | static uint32_t | |
2e0fef85 JS |
1243 | lpfc_device_rm_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1244 | void *arg, uint32_t evt) | |
dea3101e | 1245 | { |
2e0fef85 JS |
1246 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1247 | ||
1248 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1249 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1250 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1251 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1252 | return ndlp->nlp_state; |
2e0fef85 | 1253 | } else { |
a0f9b48d | 1254 | /* software abort outstanding ADISC */ |
2e0fef85 | 1255 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1256 | |
2e0fef85 | 1257 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1258 | return NLP_STE_FREED_NODE; |
1259 | } | |
dea3101e JB |
1260 | } |
1261 | ||
1262 | static uint32_t | |
2e0fef85 JS |
1263 | lpfc_device_recov_adisc_issue(struct lpfc_vport *vport, |
1264 | struct lpfc_nodelist *ndlp, | |
1265 | void *arg, | |
1266 | uint32_t evt) | |
dea3101e | 1267 | { |
2e0fef85 JS |
1268 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1269 | struct lpfc_hba *phba = vport->phba; | |
1270 | ||
92d7f7b0 JS |
1271 | /* Don't do anything that will mess up processing of the |
1272 | * previous RSCN. | |
1273 | */ | |
1274 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1275 | return ndlp->nlp_state; | |
1276 | ||
dea3101e | 1277 | /* software abort outstanding ADISC */ |
07951076 | 1278 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1279 | |
5024ab17 | 1280 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
2e0fef85 JS |
1281 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1282 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1283 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1284 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1285 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1286 | return ndlp->nlp_state; |
dea3101e JB |
1287 | } |
1288 | ||
1289 | static uint32_t | |
2e0fef85 JS |
1290 | lpfc_rcv_plogi_reglogin_issue(struct lpfc_vport *vport, |
1291 | struct lpfc_nodelist *ndlp, | |
1292 | void *arg, | |
dea3101e JB |
1293 | uint32_t evt) |
1294 | { | |
2e0fef85 | 1295 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1296 | |
2e0fef85 | 1297 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1298 | return ndlp->nlp_state; |
dea3101e JB |
1299 | } |
1300 | ||
1301 | static uint32_t | |
2e0fef85 JS |
1302 | lpfc_rcv_prli_reglogin_issue(struct lpfc_vport *vport, |
1303 | struct lpfc_nodelist *ndlp, | |
1304 | void *arg, | |
dea3101e JB |
1305 | uint32_t evt) |
1306 | { | |
2e0fef85 | 1307 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1308 | |
2e0fef85 | 1309 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1310 | return ndlp->nlp_state; |
dea3101e JB |
1311 | } |
1312 | ||
1313 | static uint32_t | |
2e0fef85 JS |
1314 | lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport, |
1315 | struct lpfc_nodelist *ndlp, | |
1316 | void *arg, | |
dea3101e JB |
1317 | uint32_t evt) |
1318 | { | |
2e0fef85 JS |
1319 | struct lpfc_hba *phba = vport->phba; |
1320 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
7054a606 JS |
1321 | LPFC_MBOXQ_t *mb; |
1322 | LPFC_MBOXQ_t *nextmb; | |
1323 | struct lpfc_dmabuf *mp; | |
dea3101e JB |
1324 | |
1325 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1326 | ||
7054a606 JS |
1327 | /* cleanup any ndlp on mbox q waiting for reglogin cmpl */ |
1328 | if ((mb = phba->sli.mbox_active)) { | |
04c68496 | 1329 | if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) && |
7054a606 | 1330 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { |
92d7f7b0 | 1331 | lpfc_nlp_put(ndlp); |
7054a606 JS |
1332 | mb->context2 = NULL; |
1333 | mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; | |
1334 | } | |
1335 | } | |
1336 | ||
2e0fef85 | 1337 | spin_lock_irq(&phba->hbalock); |
7054a606 | 1338 | list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { |
04c68496 | 1339 | if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) && |
7054a606 | 1340 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { |
5ffc266e JS |
1341 | if (phba->sli_rev == LPFC_SLI_REV4) { |
1342 | spin_unlock_irq(&phba->hbalock); | |
1343 | lpfc_sli4_free_rpi(phba, | |
1344 | mb->u.mb.un.varRegLogin.rpi); | |
1345 | spin_lock_irq(&phba->hbalock); | |
1346 | } | |
7054a606 JS |
1347 | mp = (struct lpfc_dmabuf *) (mb->context1); |
1348 | if (mp) { | |
98c9ea5c | 1349 | __lpfc_mbuf_free(phba, mp->virt, mp->phys); |
7054a606 JS |
1350 | kfree(mp); |
1351 | } | |
92d7f7b0 | 1352 | lpfc_nlp_put(ndlp); |
7054a606 | 1353 | list_del(&mb->list); |
5ffc266e | 1354 | phba->sli.mboxq_cnt--; |
7054a606 JS |
1355 | mempool_free(mb, phba->mbox_mem_pool); |
1356 | } | |
1357 | } | |
2e0fef85 | 1358 | spin_unlock_irq(&phba->hbalock); |
7054a606 | 1359 | |
2e0fef85 | 1360 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1361 | return ndlp->nlp_state; |
dea3101e JB |
1362 | } |
1363 | ||
1364 | static uint32_t | |
2e0fef85 JS |
1365 | lpfc_rcv_padisc_reglogin_issue(struct lpfc_vport *vport, |
1366 | struct lpfc_nodelist *ndlp, | |
1367 | void *arg, | |
dea3101e JB |
1368 | uint32_t evt) |
1369 | { | |
2e0fef85 | 1370 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1371 | |
2e0fef85 | 1372 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1373 | return ndlp->nlp_state; |
dea3101e JB |
1374 | } |
1375 | ||
1376 | static uint32_t | |
2e0fef85 JS |
1377 | lpfc_rcv_prlo_reglogin_issue(struct lpfc_vport *vport, |
1378 | struct lpfc_nodelist *ndlp, | |
1379 | void *arg, | |
dea3101e JB |
1380 | uint32_t evt) |
1381 | { | |
1382 | struct lpfc_iocbq *cmdiocb; | |
1383 | ||
1384 | cmdiocb = (struct lpfc_iocbq *) arg; | |
51ef4c26 | 1385 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1386 | return ndlp->nlp_state; |
dea3101e JB |
1387 | } |
1388 | ||
1389 | static uint32_t | |
2e0fef85 JS |
1390 | lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport, |
1391 | struct lpfc_nodelist *ndlp, | |
1392 | void *arg, | |
1393 | uint32_t evt) | |
dea3101e | 1394 | { |
2e0fef85 | 1395 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2e0fef85 | 1396 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
04c68496 | 1397 | MAILBOX_t *mb = &pmb->u.mb; |
2e0fef85 | 1398 | uint32_t did = mb->un.varWords[1]; |
dea3101e | 1399 | |
dea3101e JB |
1400 | if (mb->mbxStatus) { |
1401 | /* RegLogin failed */ | |
e8b62011 JS |
1402 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
1403 | "0246 RegLogin failed Data: x%x x%x x%x\n", | |
2e0fef85 | 1404 | did, mb->mbxStatus, vport->port_state); |
d0e56dad JS |
1405 | /* |
1406 | * If RegLogin failed due to lack of HBA resources do not | |
1407 | * retry discovery. | |
1408 | */ | |
1409 | if (mb->mbxStatus == MBXERR_RPI_FULL) { | |
87af33fe JS |
1410 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
1411 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); | |
d0e56dad JS |
1412 | return ndlp->nlp_state; |
1413 | } | |
1414 | ||
2e0fef85 | 1415 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
dea3101e | 1416 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 1417 | spin_lock_irq(shost->host_lock); |
dea3101e | 1418 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
2e0fef85 | 1419 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1420 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
dea3101e | 1421 | |
2e0fef85 | 1422 | lpfc_issue_els_logo(vport, ndlp, 0); |
5024ab17 | 1423 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 | 1424 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
c9f8735b | 1425 | return ndlp->nlp_state; |
dea3101e JB |
1426 | } |
1427 | ||
dea3101e | 1428 | ndlp->nlp_rpi = mb->un.varWords[0]; |
6fb120a7 | 1429 | ndlp->nlp_flag |= NLP_RPI_VALID; |
dea3101e JB |
1430 | |
1431 | /* Only if we are not a fabric nport do we issue PRLI */ | |
1432 | if (!(ndlp->nlp_type & NLP_FABRIC)) { | |
5024ab17 | 1433 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 JS |
1434 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
1435 | lpfc_issue_els_prli(vport, ndlp, 0); | |
dea3101e | 1436 | } else { |
5024ab17 | 1437 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 | 1438 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
dea3101e | 1439 | } |
c9f8735b | 1440 | return ndlp->nlp_state; |
dea3101e JB |
1441 | } |
1442 | ||
1443 | static uint32_t | |
2e0fef85 JS |
1444 | lpfc_device_rm_reglogin_issue(struct lpfc_vport *vport, |
1445 | struct lpfc_nodelist *ndlp, | |
1446 | void *arg, | |
dea3101e JB |
1447 | uint32_t evt) |
1448 | { | |
2e0fef85 JS |
1449 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1450 | ||
1451 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1452 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1453 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1454 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1455 | return ndlp->nlp_state; |
2e0fef85 JS |
1456 | } else { |
1457 | lpfc_drop_node(vport, ndlp); | |
a0f9b48d JS |
1458 | return NLP_STE_FREED_NODE; |
1459 | } | |
dea3101e JB |
1460 | } |
1461 | ||
1462 | static uint32_t | |
2e0fef85 JS |
1463 | lpfc_device_recov_reglogin_issue(struct lpfc_vport *vport, |
1464 | struct lpfc_nodelist *ndlp, | |
1465 | void *arg, | |
1466 | uint32_t evt) | |
dea3101e | 1467 | { |
2e0fef85 JS |
1468 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1469 | ||
92d7f7b0 JS |
1470 | /* Don't do anything that will mess up processing of the |
1471 | * previous RSCN. | |
1472 | */ | |
1473 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1474 | return ndlp->nlp_state; | |
1475 | ||
5024ab17 | 1476 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
2e0fef85 JS |
1477 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1478 | spin_lock_irq(shost->host_lock); | |
ffc95493 | 1479 | ndlp->nlp_flag |= NLP_IGNR_REG_CMPL; |
a0f9b48d | 1480 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1481 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1482 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1483 | return ndlp->nlp_state; |
dea3101e JB |
1484 | } |
1485 | ||
1486 | static uint32_t | |
2e0fef85 JS |
1487 | lpfc_rcv_plogi_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1488 | void *arg, uint32_t evt) | |
dea3101e JB |
1489 | { |
1490 | struct lpfc_iocbq *cmdiocb; | |
1491 | ||
1492 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1493 | ||
2e0fef85 | 1494 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1495 | return ndlp->nlp_state; |
dea3101e JB |
1496 | } |
1497 | ||
1498 | static uint32_t | |
2e0fef85 JS |
1499 | lpfc_rcv_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1500 | void *arg, uint32_t evt) | |
dea3101e | 1501 | { |
2e0fef85 | 1502 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1503 | |
2e0fef85 | 1504 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1505 | return ndlp->nlp_state; |
dea3101e JB |
1506 | } |
1507 | ||
1508 | static uint32_t | |
2e0fef85 JS |
1509 | lpfc_rcv_logo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1510 | void *arg, uint32_t evt) | |
dea3101e | 1511 | { |
2e0fef85 | 1512 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e JB |
1513 | |
1514 | /* Software abort outstanding PRLI before sending acc */ | |
2e0fef85 | 1515 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1516 | |
2e0fef85 | 1517 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1518 | return ndlp->nlp_state; |
dea3101e JB |
1519 | } |
1520 | ||
1521 | static uint32_t | |
2e0fef85 JS |
1522 | lpfc_rcv_padisc_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1523 | void *arg, uint32_t evt) | |
dea3101e | 1524 | { |
2e0fef85 | 1525 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1526 | |
2e0fef85 | 1527 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1528 | return ndlp->nlp_state; |
dea3101e JB |
1529 | } |
1530 | ||
1531 | /* This routine is envoked when we rcv a PRLO request from a nport | |
1532 | * we are logged into. We should send back a PRLO rsp setting the | |
1533 | * appropriate bits. | |
1534 | * NEXT STATE = PRLI_ISSUE | |
1535 | */ | |
1536 | static uint32_t | |
2e0fef85 JS |
1537 | lpfc_rcv_prlo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1538 | void *arg, uint32_t evt) | |
dea3101e | 1539 | { |
2e0fef85 | 1540 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1541 | |
51ef4c26 | 1542 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1543 | return ndlp->nlp_state; |
dea3101e JB |
1544 | } |
1545 | ||
1546 | static uint32_t | |
2e0fef85 JS |
1547 | lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1548 | void *arg, uint32_t evt) | |
dea3101e | 1549 | { |
92d7f7b0 | 1550 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
dea3101e | 1551 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
2e0fef85 | 1552 | struct lpfc_hba *phba = vport->phba; |
dea3101e JB |
1553 | IOCB_t *irsp; |
1554 | PRLI *npr; | |
1555 | ||
1556 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1557 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
1558 | npr = (PRLI *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); | |
1559 | ||
1560 | irsp = &rspiocb->iocb; | |
1561 | if (irsp->ulpStatus) { | |
858c9f6c | 1562 | if ((vport->port_type == LPFC_NPIV_PORT) && |
3de2a653 | 1563 | vport->cfg_restrict_login) { |
858c9f6c JS |
1564 | goto out; |
1565 | } | |
5024ab17 | 1566 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
2e0fef85 | 1567 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
c9f8735b | 1568 | return ndlp->nlp_state; |
dea3101e JB |
1569 | } |
1570 | ||
1571 | /* Check out PRLI rsp */ | |
1572 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); | |
1573 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; | |
1574 | if ((npr->acceptRspCode == PRLI_REQ_EXECUTED) && | |
1575 | (npr->prliType == PRLI_FCP_TYPE)) { | |
1576 | if (npr->initiatorFunc) | |
1577 | ndlp->nlp_type |= NLP_FCP_INITIATOR; | |
1578 | if (npr->targetFunc) | |
1579 | ndlp->nlp_type |= NLP_FCP_TARGET; | |
1580 | if (npr->Retry) | |
1581 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; | |
1582 | } | |
92d7f7b0 JS |
1583 | if (!(ndlp->nlp_type & NLP_FCP_TARGET) && |
1584 | (vport->port_type == LPFC_NPIV_PORT) && | |
3de2a653 | 1585 | vport->cfg_restrict_login) { |
858c9f6c | 1586 | out: |
92d7f7b0 JS |
1587 | spin_lock_irq(shost->host_lock); |
1588 | ndlp->nlp_flag |= NLP_TARGET_REMOVE; | |
1589 | spin_unlock_irq(shost->host_lock); | |
1590 | lpfc_issue_els_logo(vport, ndlp, 0); | |
1591 | ||
1592 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; | |
87af33fe | 1593 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
92d7f7b0 JS |
1594 | return ndlp->nlp_state; |
1595 | } | |
dea3101e | 1596 | |
5024ab17 | 1597 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
92d7f7b0 JS |
1598 | if (ndlp->nlp_type & NLP_FCP_TARGET) |
1599 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); | |
1600 | else | |
1601 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); | |
c9f8735b | 1602 | return ndlp->nlp_state; |
dea3101e JB |
1603 | } |
1604 | ||
1605 | /*! lpfc_device_rm_prli_issue | |
92d7f7b0 JS |
1606 | * |
1607 | * \pre | |
1608 | * \post | |
1609 | * \param phba | |
1610 | * \param ndlp | |
1611 | * \param arg | |
1612 | * \param evt | |
1613 | * \return uint32_t | |
1614 | * | |
1615 | * \b Description: | |
1616 | * This routine is envoked when we a request to remove a nport we are in the | |
1617 | * process of PRLIing. We should software abort outstanding prli, unreg | |
1618 | * login, send a logout. We will change node state to UNUSED_NODE, put it | |
1619 | * on plogi list so it can be freed when LOGO completes. | |
1620 | * | |
1621 | */ | |
1622 | ||
dea3101e | 1623 | static uint32_t |
2e0fef85 JS |
1624 | lpfc_device_rm_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1625 | void *arg, uint32_t evt) | |
dea3101e | 1626 | { |
2e0fef85 JS |
1627 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1628 | ||
1629 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { | |
1630 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1631 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 1632 | spin_unlock_irq(shost->host_lock); |
a0f9b48d | 1633 | return ndlp->nlp_state; |
2e0fef85 | 1634 | } else { |
a0f9b48d | 1635 | /* software abort outstanding PLOGI */ |
2e0fef85 | 1636 | lpfc_els_abort(vport->phba, ndlp); |
dea3101e | 1637 | |
2e0fef85 | 1638 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1639 | return NLP_STE_FREED_NODE; |
1640 | } | |
dea3101e JB |
1641 | } |
1642 | ||
1643 | ||
1644 | /*! lpfc_device_recov_prli_issue | |
92d7f7b0 JS |
1645 | * |
1646 | * \pre | |
1647 | * \post | |
1648 | * \param phba | |
1649 | * \param ndlp | |
1650 | * \param arg | |
1651 | * \param evt | |
1652 | * \return uint32_t | |
1653 | * | |
1654 | * \b Description: | |
1655 | * The routine is envoked when the state of a device is unknown, like | |
1656 | * during a link down. We should remove the nodelist entry from the | |
1657 | * unmapped list, issue a UNREG_LOGIN, do a software abort of the | |
1658 | * outstanding PRLI command, then free the node entry. | |
1659 | */ | |
dea3101e | 1660 | static uint32_t |
2e0fef85 JS |
1661 | lpfc_device_recov_prli_issue(struct lpfc_vport *vport, |
1662 | struct lpfc_nodelist *ndlp, | |
1663 | void *arg, | |
1664 | uint32_t evt) | |
dea3101e | 1665 | { |
2e0fef85 JS |
1666 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1667 | struct lpfc_hba *phba = vport->phba; | |
1668 | ||
92d7f7b0 JS |
1669 | /* Don't do anything that will mess up processing of the |
1670 | * previous RSCN. | |
1671 | */ | |
1672 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
1673 | return ndlp->nlp_state; | |
1674 | ||
dea3101e | 1675 | /* software abort outstanding PRLI */ |
07951076 | 1676 | lpfc_els_abort(phba, ndlp); |
dea3101e | 1677 | |
5024ab17 | 1678 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
2e0fef85 JS |
1679 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1680 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1681 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 1682 | spin_unlock_irq(shost->host_lock); |
92d7f7b0 | 1683 | lpfc_disc_set_adisc(vport, ndlp); |
c9f8735b | 1684 | return ndlp->nlp_state; |
dea3101e JB |
1685 | } |
1686 | ||
1687 | static uint32_t | |
2e0fef85 JS |
1688 | lpfc_rcv_plogi_unmap_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_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1694 | return ndlp->nlp_state; |
dea3101e JB |
1695 | } |
1696 | ||
1697 | static uint32_t | |
2e0fef85 JS |
1698 | lpfc_rcv_prli_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1699 | void *arg, uint32_t evt) | |
dea3101e | 1700 | { |
2e0fef85 | 1701 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1702 | |
2e0fef85 JS |
1703 | lpfc_rcv_prli(vport, ndlp, cmdiocb); |
1704 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); | |
c9f8735b | 1705 | return ndlp->nlp_state; |
dea3101e JB |
1706 | } |
1707 | ||
1708 | static uint32_t | |
2e0fef85 JS |
1709 | lpfc_rcv_logo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1710 | void *arg, uint32_t evt) | |
dea3101e | 1711 | { |
2e0fef85 | 1712 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1713 | |
2e0fef85 | 1714 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1715 | return ndlp->nlp_state; |
dea3101e JB |
1716 | } |
1717 | ||
1718 | static uint32_t | |
2e0fef85 JS |
1719 | lpfc_rcv_padisc_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1720 | void *arg, uint32_t evt) | |
dea3101e | 1721 | { |
2e0fef85 | 1722 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1723 | |
2e0fef85 | 1724 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1725 | return ndlp->nlp_state; |
dea3101e JB |
1726 | } |
1727 | ||
1728 | static uint32_t | |
2e0fef85 JS |
1729 | lpfc_rcv_prlo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1730 | void *arg, uint32_t evt) | |
dea3101e | 1731 | { |
2e0fef85 | 1732 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1733 | |
51ef4c26 | 1734 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
c9f8735b | 1735 | return ndlp->nlp_state; |
dea3101e JB |
1736 | } |
1737 | ||
1738 | static uint32_t | |
2e0fef85 JS |
1739 | lpfc_device_recov_unmap_node(struct lpfc_vport *vport, |
1740 | struct lpfc_nodelist *ndlp, | |
1741 | void *arg, | |
1742 | uint32_t evt) | |
dea3101e | 1743 | { |
2e0fef85 JS |
1744 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1745 | ||
5024ab17 | 1746 | ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE; |
2e0fef85 JS |
1747 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1748 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1749 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 JS |
1750 | spin_unlock_irq(shost->host_lock); |
1751 | lpfc_disc_set_adisc(vport, ndlp); | |
dea3101e | 1752 | |
c9f8735b | 1753 | return ndlp->nlp_state; |
dea3101e JB |
1754 | } |
1755 | ||
1756 | static uint32_t | |
2e0fef85 JS |
1757 | lpfc_rcv_plogi_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1758 | void *arg, uint32_t evt) | |
dea3101e | 1759 | { |
2e0fef85 | 1760 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1761 | |
2e0fef85 | 1762 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
c9f8735b | 1763 | return ndlp->nlp_state; |
dea3101e JB |
1764 | } |
1765 | ||
1766 | static uint32_t | |
2e0fef85 JS |
1767 | lpfc_rcv_prli_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1768 | void *arg, uint32_t evt) | |
dea3101e | 1769 | { |
2e0fef85 | 1770 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1771 | |
2e0fef85 | 1772 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
c9f8735b | 1773 | return ndlp->nlp_state; |
dea3101e JB |
1774 | } |
1775 | ||
1776 | static uint32_t | |
2e0fef85 JS |
1777 | lpfc_rcv_logo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1778 | void *arg, uint32_t evt) | |
dea3101e | 1779 | { |
2e0fef85 | 1780 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1781 | |
2e0fef85 | 1782 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1783 | return ndlp->nlp_state; |
dea3101e JB |
1784 | } |
1785 | ||
1786 | static uint32_t | |
2e0fef85 JS |
1787 | lpfc_rcv_padisc_mapped_node(struct lpfc_vport *vport, |
1788 | struct lpfc_nodelist *ndlp, | |
1789 | void *arg, uint32_t evt) | |
dea3101e | 1790 | { |
2e0fef85 | 1791 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1792 | |
2e0fef85 | 1793 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
c9f8735b | 1794 | return ndlp->nlp_state; |
dea3101e JB |
1795 | } |
1796 | ||
1797 | static uint32_t | |
2e0fef85 JS |
1798 | lpfc_rcv_prlo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1799 | void *arg, uint32_t evt) | |
dea3101e | 1800 | { |
2e0fef85 JS |
1801 | struct lpfc_hba *phba = vport->phba; |
1802 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e JB |
1803 | |
1804 | /* flush the target */ | |
51ef4c26 JS |
1805 | lpfc_sli_abort_iocb(vport, &phba->sli.ring[phba->sli.fcp_ring], |
1806 | ndlp->nlp_sid, 0, LPFC_CTX_TGT); | |
dea3101e JB |
1807 | |
1808 | /* Treat like rcv logo */ | |
2e0fef85 | 1809 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
c9f8735b | 1810 | return ndlp->nlp_state; |
dea3101e JB |
1811 | } |
1812 | ||
1813 | static uint32_t | |
2e0fef85 JS |
1814 | lpfc_device_recov_mapped_node(struct lpfc_vport *vport, |
1815 | struct lpfc_nodelist *ndlp, | |
1816 | void *arg, | |
1817 | uint32_t evt) | |
dea3101e | 1818 | { |
2e0fef85 JS |
1819 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1820 | ||
5024ab17 | 1821 | ndlp->nlp_prev_state = NLP_STE_MAPPED_NODE; |
2e0fef85 JS |
1822 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
1823 | spin_lock_irq(shost->host_lock); | |
a0f9b48d | 1824 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 JS |
1825 | spin_unlock_irq(shost->host_lock); |
1826 | lpfc_disc_set_adisc(vport, ndlp); | |
c9f8735b | 1827 | return ndlp->nlp_state; |
dea3101e JB |
1828 | } |
1829 | ||
1830 | static uint32_t | |
2e0fef85 JS |
1831 | lpfc_rcv_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1832 | void *arg, uint32_t evt) | |
dea3101e | 1833 | { |
2e0fef85 JS |
1834 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1835 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e JB |
1836 | |
1837 | /* Ignore PLOGI if we have an outstanding LOGO */ | |
0d2b6b83 | 1838 | if (ndlp->nlp_flag & (NLP_LOGO_SND | NLP_LOGO_ACC)) |
c9f8735b | 1839 | return ndlp->nlp_state; |
2e0fef85 | 1840 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
0d2b6b83 | 1841 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
2e0fef85 | 1842 | spin_lock_irq(shost->host_lock); |
0d2b6b83 | 1843 | ndlp->nlp_flag &= ~(NLP_NPR_ADISC | NLP_NPR_2B_DISC); |
2e0fef85 | 1844 | spin_unlock_irq(shost->host_lock); |
0d2b6b83 JS |
1845 | } else if (!(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { |
1846 | /* send PLOGI immediately, move to PLOGI issue state */ | |
1847 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { | |
1848 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; | |
1849 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); | |
1850 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
1851 | } | |
dea3101e | 1852 | } |
c9f8735b | 1853 | return ndlp->nlp_state; |
dea3101e JB |
1854 | } |
1855 | ||
1856 | static uint32_t | |
2e0fef85 JS |
1857 | lpfc_rcv_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1858 | void *arg, uint32_t evt) | |
dea3101e | 1859 | { |
2e0fef85 JS |
1860 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1861 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
1862 | struct ls_rjt stat; | |
dea3101e JB |
1863 | |
1864 | memset(&stat, 0, sizeof (struct ls_rjt)); | |
1865 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; | |
1866 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; | |
858c9f6c | 1867 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
dea3101e JB |
1868 | |
1869 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { | |
1870 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { | |
2e0fef85 | 1871 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1872 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
5024ab17 | 1873 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1874 | spin_unlock_irq(shost->host_lock); |
1875 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); | |
1876 | lpfc_issue_els_adisc(vport, ndlp, 0); | |
dea3101e | 1877 | } else { |
5024ab17 | 1878 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1879 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
1880 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e JB |
1881 | } |
1882 | } | |
c9f8735b | 1883 | return ndlp->nlp_state; |
dea3101e JB |
1884 | } |
1885 | ||
1886 | static uint32_t | |
2e0fef85 JS |
1887 | lpfc_rcv_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1888 | void *arg, uint32_t evt) | |
dea3101e | 1889 | { |
2e0fef85 | 1890 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1891 | |
2e0fef85 | 1892 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
c9f8735b | 1893 | return ndlp->nlp_state; |
dea3101e JB |
1894 | } |
1895 | ||
1896 | static uint32_t | |
2e0fef85 JS |
1897 | lpfc_rcv_padisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1898 | void *arg, uint32_t evt) | |
dea3101e | 1899 | { |
2e0fef85 | 1900 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
dea3101e | 1901 | |
2e0fef85 | 1902 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
33ccf8d1 JS |
1903 | /* |
1904 | * Do not start discovery if discovery is about to start | |
1905 | * or discovery in progress for this node. Starting discovery | |
1906 | * here will affect the counting of discovery threads. | |
1907 | */ | |
2fb9bd8b | 1908 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO) && |
92d7f7b0 | 1909 | !(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { |
dea3101e | 1910 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { |
92d7f7b0 | 1911 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
5024ab17 | 1912 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1913 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
1914 | lpfc_issue_els_adisc(vport, ndlp, 0); | |
dea3101e | 1915 | } else { |
5024ab17 | 1916 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
2e0fef85 JS |
1917 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
1918 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); | |
dea3101e JB |
1919 | } |
1920 | } | |
c9f8735b | 1921 | return ndlp->nlp_state; |
dea3101e JB |
1922 | } |
1923 | ||
1924 | static uint32_t | |
2e0fef85 JS |
1925 | lpfc_rcv_prlo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1926 | void *arg, uint32_t evt) | |
dea3101e | 1927 | { |
2e0fef85 JS |
1928 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1929 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; | |
dea3101e | 1930 | |
2e0fef85 | 1931 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1932 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
2e0fef85 | 1933 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 1934 | |
51ef4c26 | 1935 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
dea3101e | 1936 | |
2e0fef85 | 1937 | if ((ndlp->nlp_flag & NLP_DELAY_TMO) == 0) { |
c9f8735b | 1938 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
2e0fef85 | 1939 | spin_lock_irq(shost->host_lock); |
c9f8735b JW |
1940 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
1941 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; | |
2e0fef85 | 1942 | spin_unlock_irq(shost->host_lock); |
5024ab17 | 1943 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
c9f8735b | 1944 | } else { |
2e0fef85 | 1945 | spin_lock_irq(shost->host_lock); |
c9f8735b | 1946 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
2e0fef85 | 1947 | spin_unlock_irq(shost->host_lock); |
dea3101e | 1948 | } |
c9f8735b JW |
1949 | return ndlp->nlp_state; |
1950 | } | |
dea3101e | 1951 | |
c9f8735b | 1952 | static uint32_t |
2e0fef85 JS |
1953 | lpfc_cmpl_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1954 | void *arg, uint32_t evt) | |
c9f8735b JW |
1955 | { |
1956 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 1957 | IOCB_t *irsp; |
c9f8735b JW |
1958 | |
1959 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1960 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
1961 | |
1962 | irsp = &rspiocb->iocb; | |
1963 | if (irsp->ulpStatus) { | |
a8adb832 | 1964 | ndlp->nlp_flag |= NLP_DEFER_RM; |
a0f9b48d JS |
1965 | return NLP_STE_FREED_NODE; |
1966 | } | |
c9f8735b JW |
1967 | return ndlp->nlp_state; |
1968 | } | |
1969 | ||
1970 | static uint32_t | |
2e0fef85 JS |
1971 | lpfc_cmpl_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1972 | void *arg, uint32_t evt) | |
c9f8735b JW |
1973 | { |
1974 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 1975 | IOCB_t *irsp; |
c9f8735b JW |
1976 | |
1977 | cmdiocb = (struct lpfc_iocbq *) arg; | |
1978 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
1979 | |
1980 | irsp = &rspiocb->iocb; | |
1981 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { | |
2e0fef85 | 1982 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
1983 | return NLP_STE_FREED_NODE; |
1984 | } | |
c9f8735b | 1985 | return ndlp->nlp_state; |
dea3101e JB |
1986 | } |
1987 | ||
1988 | static uint32_t | |
2e0fef85 JS |
1989 | lpfc_cmpl_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
1990 | void *arg, uint32_t evt) | |
dea3101e | 1991 | { |
d7c255b2 JS |
1992 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
1993 | if (ndlp->nlp_DID == Fabric_DID) { | |
1994 | spin_lock_irq(shost->host_lock); | |
1995 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); | |
1996 | spin_unlock_irq(shost->host_lock); | |
1997 | } | |
2e0fef85 | 1998 | lpfc_unreg_rpi(vport, ndlp); |
c9f8735b JW |
1999 | return ndlp->nlp_state; |
2000 | } | |
2001 | ||
2002 | static uint32_t | |
2e0fef85 JS |
2003 | lpfc_cmpl_adisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2004 | void *arg, uint32_t evt) | |
c9f8735b JW |
2005 | { |
2006 | struct lpfc_iocbq *cmdiocb, *rspiocb; | |
a0f9b48d | 2007 | IOCB_t *irsp; |
c9f8735b JW |
2008 | |
2009 | cmdiocb = (struct lpfc_iocbq *) arg; | |
2010 | rspiocb = cmdiocb->context_un.rsp_iocb; | |
a0f9b48d JS |
2011 | |
2012 | irsp = &rspiocb->iocb; | |
2013 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { | |
2e0fef85 | 2014 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
2015 | return NLP_STE_FREED_NODE; |
2016 | } | |
c9f8735b | 2017 | return ndlp->nlp_state; |
dea3101e JB |
2018 | } |
2019 | ||
2020 | static uint32_t | |
2e0fef85 JS |
2021 | lpfc_cmpl_reglogin_npr_node(struct lpfc_vport *vport, |
2022 | struct lpfc_nodelist *ndlp, | |
2023 | void *arg, uint32_t evt) | |
dea3101e | 2024 | { |
2e0fef85 | 2025 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
04c68496 | 2026 | MAILBOX_t *mb = &pmb->u.mb; |
dea3101e | 2027 | |
04c68496 | 2028 | if (!mb->mbxStatus) { |
c9f8735b | 2029 | ndlp->nlp_rpi = mb->un.varWords[0]; |
04c68496 JS |
2030 | ndlp->nlp_flag |= NLP_RPI_VALID; |
2031 | } else { | |
a0f9b48d | 2032 | if (ndlp->nlp_flag & NLP_NODEV_REMOVE) { |
2e0fef85 | 2033 | lpfc_drop_node(vport, ndlp); |
a0f9b48d JS |
2034 | return NLP_STE_FREED_NODE; |
2035 | } | |
2036 | } | |
c9f8735b | 2037 | return ndlp->nlp_state; |
dea3101e JB |
2038 | } |
2039 | ||
2040 | static uint32_t | |
2e0fef85 JS |
2041 | lpfc_device_rm_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2042 | void *arg, uint32_t evt) | |
dea3101e | 2043 | { |
2e0fef85 JS |
2044 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2045 | ||
a0f9b48d | 2046 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
2e0fef85 | 2047 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 2048 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
2e0fef85 | 2049 | spin_unlock_irq(shost->host_lock); |
a0f9b48d JS |
2050 | return ndlp->nlp_state; |
2051 | } | |
2e0fef85 | 2052 | lpfc_drop_node(vport, ndlp); |
c9f8735b | 2053 | return NLP_STE_FREED_NODE; |
dea3101e JB |
2054 | } |
2055 | ||
2056 | static uint32_t | |
2e0fef85 JS |
2057 | lpfc_device_recov_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2058 | void *arg, uint32_t evt) | |
dea3101e | 2059 | { |
2e0fef85 JS |
2060 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
2061 | ||
92d7f7b0 JS |
2062 | /* Don't do anything that will mess up processing of the |
2063 | * previous RSCN. | |
2064 | */ | |
2065 | if (vport->fc_flag & FC_RSCN_DEFERRED) | |
2066 | return ndlp->nlp_state; | |
2067 | ||
eaf15d5b | 2068 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
2e0fef85 | 2069 | spin_lock_irq(shost->host_lock); |
a0f9b48d | 2070 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
2e0fef85 | 2071 | spin_unlock_irq(shost->host_lock); |
c9f8735b | 2072 | return ndlp->nlp_state; |
dea3101e JB |
2073 | } |
2074 | ||
2075 | ||
2076 | /* This next section defines the NPort Discovery State Machine */ | |
2077 | ||
2078 | /* There are 4 different double linked lists nodelist entries can reside on. | |
2079 | * The plogi list and adisc list are used when Link Up discovery or RSCN | |
2080 | * processing is needed. Each list holds the nodes that we will send PLOGI | |
2081 | * or ADISC on. These lists will keep track of what nodes will be effected | |
2082 | * by an RSCN, or a Link Up (Typically, all nodes are effected on Link Up). | |
2083 | * The unmapped_list will contain all nodes that we have successfully logged | |
2084 | * into at the Fibre Channel level. The mapped_list will contain all nodes | |
2085 | * that are mapped FCP targets. | |
2086 | */ | |
2087 | /* | |
2088 | * The bind list is a list of undiscovered (potentially non-existent) nodes | |
2089 | * that we have saved binding information on. This information is used when | |
2090 | * nodes transition from the unmapped to the mapped list. | |
2091 | */ | |
2092 | /* For UNUSED_NODE state, the node has just been allocated . | |
2093 | * For PLOGI_ISSUE and REG_LOGIN_ISSUE, the node is on | |
2094 | * the PLOGI list. For REG_LOGIN_COMPL, the node is taken off the PLOGI list | |
2095 | * and put on the unmapped list. For ADISC processing, the node is taken off | |
2096 | * the ADISC list and placed on either the mapped or unmapped list (depending | |
2097 | * on its previous state). Once on the unmapped list, a PRLI is issued and the | |
2098 | * state changed to PRLI_ISSUE. When the PRLI completion occurs, the state is | |
2099 | * changed to UNMAPPED_NODE. If the completion indicates a mapped | |
2100 | * node, the node is taken off the unmapped list. The binding list is checked | |
2101 | * for a valid binding, or a binding is automatically assigned. If binding | |
2102 | * assignment is unsuccessful, the node is left on the unmapped list. If | |
2103 | * binding assignment is successful, the associated binding list entry (if | |
2104 | * any) is removed, and the node is placed on the mapped list. | |
2105 | */ | |
2106 | /* | |
2107 | * For a Link Down, all nodes on the ADISC, PLOGI, unmapped or mapped | |
c01f3208 | 2108 | * lists will receive a DEVICE_RECOVERY event. If the linkdown or devloss timers |
dea3101e JB |
2109 | * expire, all effected nodes will receive a DEVICE_RM event. |
2110 | */ | |
2111 | /* | |
2112 | * For a Link Up or RSCN, all nodes will move from the mapped / unmapped lists | |
2113 | * to either the ADISC or PLOGI list. After a Nameserver query or ALPA loopmap | |
2114 | * check, additional nodes may be added or removed (via DEVICE_RM) to / from | |
2115 | * the PLOGI or ADISC lists. Once the PLOGI and ADISC lists are populated, | |
2116 | * we will first process the ADISC list. 32 entries are processed initially and | |
2117 | * ADISC is initited for each one. Completions / Events for each node are | |
2118 | * funnelled thru the state machine. As each node finishes ADISC processing, it | |
2119 | * starts ADISC for any nodes waiting for ADISC processing. If no nodes are | |
2120 | * waiting, and the ADISC list count is identically 0, then we are done. For | |
2121 | * Link Up discovery, since all nodes on the PLOGI list are UNREG_LOGIN'ed, we | |
2122 | * can issue a CLEAR_LA and reenable Link Events. Next we will process the PLOGI | |
2123 | * list. 32 entries are processed initially and PLOGI is initited for each one. | |
2124 | * Completions / Events for each node are funnelled thru the state machine. As | |
2125 | * each node finishes PLOGI processing, it starts PLOGI for any nodes waiting | |
2126 | * for PLOGI processing. If no nodes are waiting, and the PLOGI list count is | |
2127 | * indentically 0, then we are done. We have now completed discovery / RSCN | |
2128 | * handling. Upon completion, ALL nodes should be on either the mapped or | |
2129 | * unmapped lists. | |
2130 | */ | |
2131 | ||
2132 | static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT]) | |
2e0fef85 | 2133 | (struct lpfc_vport *, struct lpfc_nodelist *, void *, uint32_t) = { |
dea3101e JB |
2134 | /* Action routine Event Current State */ |
2135 | lpfc_rcv_plogi_unused_node, /* RCV_PLOGI UNUSED_NODE */ | |
2136 | lpfc_rcv_els_unused_node, /* RCV_PRLI */ | |
2137 | lpfc_rcv_logo_unused_node, /* RCV_LOGO */ | |
2138 | lpfc_rcv_els_unused_node, /* RCV_ADISC */ | |
2139 | lpfc_rcv_els_unused_node, /* RCV_PDISC */ | |
2140 | lpfc_rcv_els_unused_node, /* RCV_PRLO */ | |
2141 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2142 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2143 | lpfc_cmpl_logo_unused_node, /* CMPL_LOGO */ | |
2144 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2145 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2146 | lpfc_device_rm_unused_node, /* DEVICE_RM */ | |
2147 | lpfc_disc_illegal, /* DEVICE_RECOVERY */ | |
2148 | ||
2149 | lpfc_rcv_plogi_plogi_issue, /* RCV_PLOGI PLOGI_ISSUE */ | |
92d7f7b0 | 2150 | lpfc_rcv_prli_plogi_issue, /* RCV_PRLI */ |
c9f8735b | 2151 | lpfc_rcv_logo_plogi_issue, /* RCV_LOGO */ |
dea3101e JB |
2152 | lpfc_rcv_els_plogi_issue, /* RCV_ADISC */ |
2153 | lpfc_rcv_els_plogi_issue, /* RCV_PDISC */ | |
2154 | lpfc_rcv_els_plogi_issue, /* RCV_PRLO */ | |
2155 | lpfc_cmpl_plogi_plogi_issue, /* CMPL_PLOGI */ | |
2156 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
0ff10d46 | 2157 | lpfc_cmpl_logo_plogi_issue, /* CMPL_LOGO */ |
dea3101e | 2158 | lpfc_disc_illegal, /* CMPL_ADISC */ |
0ff10d46 | 2159 | lpfc_cmpl_reglogin_plogi_issue,/* CMPL_REG_LOGIN */ |
dea3101e JB |
2160 | lpfc_device_rm_plogi_issue, /* DEVICE_RM */ |
2161 | lpfc_device_recov_plogi_issue, /* DEVICE_RECOVERY */ | |
2162 | ||
2163 | lpfc_rcv_plogi_adisc_issue, /* RCV_PLOGI ADISC_ISSUE */ | |
2164 | lpfc_rcv_prli_adisc_issue, /* RCV_PRLI */ | |
2165 | lpfc_rcv_logo_adisc_issue, /* RCV_LOGO */ | |
2166 | lpfc_rcv_padisc_adisc_issue, /* RCV_ADISC */ | |
2167 | lpfc_rcv_padisc_adisc_issue, /* RCV_PDISC */ | |
2168 | lpfc_rcv_prlo_adisc_issue, /* RCV_PRLO */ | |
2169 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2170 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2171 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2172 | lpfc_cmpl_adisc_adisc_issue, /* CMPL_ADISC */ | |
2173 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2174 | lpfc_device_rm_adisc_issue, /* DEVICE_RM */ | |
2175 | lpfc_device_recov_adisc_issue, /* DEVICE_RECOVERY */ | |
2176 | ||
2177 | lpfc_rcv_plogi_reglogin_issue, /* RCV_PLOGI REG_LOGIN_ISSUE */ | |
2178 | lpfc_rcv_prli_reglogin_issue, /* RCV_PLOGI */ | |
2179 | lpfc_rcv_logo_reglogin_issue, /* RCV_LOGO */ | |
2180 | lpfc_rcv_padisc_reglogin_issue, /* RCV_ADISC */ | |
2181 | lpfc_rcv_padisc_reglogin_issue, /* RCV_PDISC */ | |
2182 | lpfc_rcv_prlo_reglogin_issue, /* RCV_PRLO */ | |
87af33fe | 2183 | lpfc_cmpl_plogi_illegal, /* CMPL_PLOGI */ |
dea3101e JB |
2184 | lpfc_disc_illegal, /* CMPL_PRLI */ |
2185 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2186 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2187 | lpfc_cmpl_reglogin_reglogin_issue,/* CMPL_REG_LOGIN */ | |
2188 | lpfc_device_rm_reglogin_issue, /* DEVICE_RM */ | |
2189 | lpfc_device_recov_reglogin_issue,/* DEVICE_RECOVERY */ | |
2190 | ||
2191 | lpfc_rcv_plogi_prli_issue, /* RCV_PLOGI PRLI_ISSUE */ | |
2192 | lpfc_rcv_prli_prli_issue, /* RCV_PRLI */ | |
2193 | lpfc_rcv_logo_prli_issue, /* RCV_LOGO */ | |
2194 | lpfc_rcv_padisc_prli_issue, /* RCV_ADISC */ | |
2195 | lpfc_rcv_padisc_prli_issue, /* RCV_PDISC */ | |
2196 | lpfc_rcv_prlo_prli_issue, /* RCV_PRLO */ | |
87af33fe | 2197 | lpfc_cmpl_plogi_illegal, /* CMPL_PLOGI */ |
dea3101e JB |
2198 | lpfc_cmpl_prli_prli_issue, /* CMPL_PRLI */ |
2199 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2200 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2201 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2202 | lpfc_device_rm_prli_issue, /* DEVICE_RM */ | |
2203 | lpfc_device_recov_prli_issue, /* DEVICE_RECOVERY */ | |
2204 | ||
2205 | lpfc_rcv_plogi_unmap_node, /* RCV_PLOGI UNMAPPED_NODE */ | |
2206 | lpfc_rcv_prli_unmap_node, /* RCV_PRLI */ | |
2207 | lpfc_rcv_logo_unmap_node, /* RCV_LOGO */ | |
2208 | lpfc_rcv_padisc_unmap_node, /* RCV_ADISC */ | |
2209 | lpfc_rcv_padisc_unmap_node, /* RCV_PDISC */ | |
2210 | lpfc_rcv_prlo_unmap_node, /* RCV_PRLO */ | |
2211 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2212 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2213 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2214 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2215 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2216 | lpfc_disc_illegal, /* DEVICE_RM */ | |
2217 | lpfc_device_recov_unmap_node, /* DEVICE_RECOVERY */ | |
2218 | ||
2219 | lpfc_rcv_plogi_mapped_node, /* RCV_PLOGI MAPPED_NODE */ | |
2220 | lpfc_rcv_prli_mapped_node, /* RCV_PRLI */ | |
2221 | lpfc_rcv_logo_mapped_node, /* RCV_LOGO */ | |
2222 | lpfc_rcv_padisc_mapped_node, /* RCV_ADISC */ | |
2223 | lpfc_rcv_padisc_mapped_node, /* RCV_PDISC */ | |
2224 | lpfc_rcv_prlo_mapped_node, /* RCV_PRLO */ | |
2225 | lpfc_disc_illegal, /* CMPL_PLOGI */ | |
2226 | lpfc_disc_illegal, /* CMPL_PRLI */ | |
2227 | lpfc_disc_illegal, /* CMPL_LOGO */ | |
2228 | lpfc_disc_illegal, /* CMPL_ADISC */ | |
2229 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ | |
2230 | lpfc_disc_illegal, /* DEVICE_RM */ | |
2231 | lpfc_device_recov_mapped_node, /* DEVICE_RECOVERY */ | |
2232 | ||
2233 | lpfc_rcv_plogi_npr_node, /* RCV_PLOGI NPR_NODE */ | |
2234 | lpfc_rcv_prli_npr_node, /* RCV_PRLI */ | |
2235 | lpfc_rcv_logo_npr_node, /* RCV_LOGO */ | |
2236 | lpfc_rcv_padisc_npr_node, /* RCV_ADISC */ | |
2237 | lpfc_rcv_padisc_npr_node, /* RCV_PDISC */ | |
2238 | lpfc_rcv_prlo_npr_node, /* RCV_PRLO */ | |
c9f8735b JW |
2239 | lpfc_cmpl_plogi_npr_node, /* CMPL_PLOGI */ |
2240 | lpfc_cmpl_prli_npr_node, /* CMPL_PRLI */ | |
dea3101e | 2241 | lpfc_cmpl_logo_npr_node, /* CMPL_LOGO */ |
c9f8735b | 2242 | lpfc_cmpl_adisc_npr_node, /* CMPL_ADISC */ |
dea3101e JB |
2243 | lpfc_cmpl_reglogin_npr_node, /* CMPL_REG_LOGIN */ |
2244 | lpfc_device_rm_npr_node, /* DEVICE_RM */ | |
2245 | lpfc_device_recov_npr_node, /* DEVICE_RECOVERY */ | |
2246 | }; | |
2247 | ||
2248 | int | |
2e0fef85 JS |
2249 | lpfc_disc_state_machine(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
2250 | void *arg, uint32_t evt) | |
dea3101e JB |
2251 | { |
2252 | uint32_t cur_state, rc; | |
2e0fef85 | 2253 | uint32_t(*func) (struct lpfc_vport *, struct lpfc_nodelist *, void *, |
dea3101e | 2254 | uint32_t); |
e47c9093 JS |
2255 | uint32_t got_ndlp = 0; |
2256 | ||
2257 | if (lpfc_nlp_get(ndlp)) | |
2258 | got_ndlp = 1; | |
dea3101e | 2259 | |
dea3101e JB |
2260 | cur_state = ndlp->nlp_state; |
2261 | ||
2262 | /* DSM in event <evt> on NPort <nlp_DID> in state <cur_state> */ | |
e8b62011 JS |
2263 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
2264 | "0211 DSM in event x%x on NPort x%x in " | |
2265 | "state %d Data: x%x\n", | |
2266 | evt, ndlp->nlp_DID, cur_state, ndlp->nlp_flag); | |
dea3101e | 2267 | |
858c9f6c JS |
2268 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2269 | "DSM in: evt:%d ste:%d did:x%x", | |
2270 | evt, cur_state, ndlp->nlp_DID); | |
2271 | ||
dea3101e | 2272 | func = lpfc_disc_action[(cur_state * NLP_EVT_MAX_EVENT) + evt]; |
2e0fef85 | 2273 | rc = (func) (vport, ndlp, arg, evt); |
dea3101e JB |
2274 | |
2275 | /* DSM out state <rc> on NPort <nlp_DID> */ | |
e47c9093 JS |
2276 | if (got_ndlp) { |
2277 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, | |
e8b62011 JS |
2278 | "0212 DSM out state %d on NPort x%x Data: x%x\n", |
2279 | rc, ndlp->nlp_DID, ndlp->nlp_flag); | |
dea3101e | 2280 | |
e47c9093 JS |
2281 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2282 | "DSM out: ste:%d did:x%x flg:x%x", | |
2283 | rc, ndlp->nlp_DID, ndlp->nlp_flag); | |
2284 | /* Decrement the ndlp reference count held for this function */ | |
2285 | lpfc_nlp_put(ndlp); | |
2286 | } else { | |
2287 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, | |
d7c255b2 | 2288 | "0213 DSM out state %d on NPort free\n", rc); |
858c9f6c | 2289 | |
e47c9093 JS |
2290 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
2291 | "DSM out: ste:%d did:x%x flg:x%x", | |
2292 | rc, 0, 0); | |
2293 | } | |
dea3101e | 2294 | |
c9f8735b | 2295 | return rc; |
dea3101e | 2296 | } |