| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1 | /******************************************************************* |
| 2 | * This file is part of the Emulex Linux Device Driver for * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 3 | * Fibre Channel Host Bus Adapters. * |
James Smart | 9413aff | 2007-04-25 09:53:35 -0400 | [diff] [blame^] | 4 | * Copyright (C) 2004-2007 Emulex. All rights reserved. * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 5 | * EMULEX and SLI are trademarks of Emulex. * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 6 | * www.emulex.com * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 7 | * Portions Copyright (C) 2004-2005 Christoph Hellwig * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 8 | * * |
| 9 | * This program is free software; you can redistribute it and/or * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 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. * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 20 | *******************************************************************/ |
| 21 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 22 | #include <linux/blkdev.h> |
| 23 | #include <linux/pci.h> |
| 24 | #include <linux/interrupt.h> |
| 25 | |
James.Smart@Emulex.Com | 9188652 | 2005-08-10 15:03:09 -0400 | [diff] [blame] | 26 | #include <scsi/scsi.h> |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 27 | #include <scsi/scsi_device.h> |
| 28 | #include <scsi/scsi_host.h> |
| 29 | #include <scsi/scsi_transport_fc.h> |
| 30 | |
| 31 | #include "lpfc_hw.h" |
| 32 | #include "lpfc_sli.h" |
| 33 | #include "lpfc_disc.h" |
| 34 | #include "lpfc_scsi.h" |
| 35 | #include "lpfc.h" |
| 36 | #include "lpfc_logmsg.h" |
| 37 | #include "lpfc_crtn.h" |
| 38 | |
| 39 | |
| 40 | /* Called to verify a rcv'ed ADISC was intended for us. */ |
| 41 | static int |
| 42 | lpfc_check_adisc(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, |
| 43 | struct lpfc_name * nn, struct lpfc_name * pn) |
| 44 | { |
| 45 | /* Compare the ADISC rsp WWNN / WWPN matches our internal node |
| 46 | * table entry for that node. |
| 47 | */ |
| 48 | if (memcmp(nn, &ndlp->nlp_nodename, sizeof (struct lpfc_name)) != 0) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 49 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 50 | |
| 51 | if (memcmp(pn, &ndlp->nlp_portname, sizeof (struct lpfc_name)) != 0) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 52 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 53 | |
| 54 | /* we match, return success */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 55 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 56 | } |
| 57 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 58 | int |
| 59 | lpfc_check_sparm(struct lpfc_hba * phba, |
| 60 | struct lpfc_nodelist * ndlp, struct serv_parm * sp, |
| 61 | uint32_t class) |
| 62 | { |
| 63 | volatile struct serv_parm *hsp = &phba->fc_sparam; |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 64 | uint16_t hsp_value, ssp_value = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 65 | |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 66 | /* |
| 67 | * The receive data field size and buffer-to-buffer receive data field |
| 68 | * size entries are 16 bits but are represented as two 8-bit fields in |
| 69 | * the driver data structure to account for rsvd bits and other control |
| 70 | * bits. Reconstruct and compare the fields as a 16-bit values before |
| 71 | * correcting the byte values. |
| 72 | */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 73 | if (sp->cls1.classValid) { |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 74 | hsp_value = (hsp->cls1.rcvDataSizeMsb << 8) | |
| 75 | hsp->cls1.rcvDataSizeLsb; |
| 76 | ssp_value = (sp->cls1.rcvDataSizeMsb << 8) | |
| 77 | sp->cls1.rcvDataSizeLsb; |
| 78 | if (ssp_value > hsp_value) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 79 | sp->cls1.rcvDataSizeLsb = hsp->cls1.rcvDataSizeLsb; |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 80 | sp->cls1.rcvDataSizeMsb = hsp->cls1.rcvDataSizeMsb; |
| 81 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 82 | } else if (class == CLASS1) { |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 83 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 84 | } |
| 85 | |
| 86 | if (sp->cls2.classValid) { |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 87 | hsp_value = (hsp->cls2.rcvDataSizeMsb << 8) | |
| 88 | hsp->cls2.rcvDataSizeLsb; |
| 89 | ssp_value = (sp->cls2.rcvDataSizeMsb << 8) | |
| 90 | sp->cls2.rcvDataSizeLsb; |
| 91 | if (ssp_value > hsp_value) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 92 | sp->cls2.rcvDataSizeLsb = hsp->cls2.rcvDataSizeLsb; |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 93 | sp->cls2.rcvDataSizeMsb = hsp->cls2.rcvDataSizeMsb; |
| 94 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 95 | } else if (class == CLASS2) { |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 96 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 97 | } |
| 98 | |
| 99 | if (sp->cls3.classValid) { |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 100 | hsp_value = (hsp->cls3.rcvDataSizeMsb << 8) | |
| 101 | hsp->cls3.rcvDataSizeLsb; |
| 102 | ssp_value = (sp->cls3.rcvDataSizeMsb << 8) | |
| 103 | sp->cls3.rcvDataSizeLsb; |
| 104 | if (ssp_value > hsp_value) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 105 | sp->cls3.rcvDataSizeLsb = hsp->cls3.rcvDataSizeLsb; |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 106 | sp->cls3.rcvDataSizeMsb = hsp->cls3.rcvDataSizeMsb; |
| 107 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 108 | } else if (class == CLASS3) { |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 109 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 110 | } |
| 111 | |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 112 | /* |
| 113 | * Preserve the upper four bits of the MSB from the PLOGI response. |
| 114 | * These bits contain the Buffer-to-Buffer State Change Number |
| 115 | * from the target and need to be passed to the FW. |
| 116 | */ |
| 117 | hsp_value = (hsp->cmn.bbRcvSizeMsb << 8) | hsp->cmn.bbRcvSizeLsb; |
| 118 | ssp_value = (sp->cmn.bbRcvSizeMsb << 8) | sp->cmn.bbRcvSizeLsb; |
| 119 | if (ssp_value > hsp_value) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 120 | sp->cmn.bbRcvSizeLsb = hsp->cmn.bbRcvSizeLsb; |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 121 | sp->cmn.bbRcvSizeMsb = (sp->cmn.bbRcvSizeMsb & 0xF0) | |
| 122 | (hsp->cmn.bbRcvSizeMsb & 0x0F); |
| 123 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 124 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 125 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, sizeof (struct lpfc_name)); |
| 126 | memcpy(&ndlp->nlp_portname, &sp->portName, sizeof (struct lpfc_name)); |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 127 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 128 | } |
| 129 | |
| 130 | static void * |
| 131 | lpfc_check_elscmpl_iocb(struct lpfc_hba * phba, |
| 132 | struct lpfc_iocbq *cmdiocb, |
| 133 | struct lpfc_iocbq *rspiocb) |
| 134 | { |
| 135 | struct lpfc_dmabuf *pcmd, *prsp; |
| 136 | uint32_t *lp; |
| 137 | void *ptr = NULL; |
| 138 | IOCB_t *irsp; |
| 139 | |
| 140 | irsp = &rspiocb->iocb; |
| 141 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 142 | |
| 143 | /* For lpfc_els_abort, context2 could be zero'ed to delay |
| 144 | * freeing associated memory till after ABTS completes. |
| 145 | */ |
| 146 | if (pcmd) { |
| 147 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, |
| 148 | list); |
| 149 | if (prsp) { |
| 150 | lp = (uint32_t *) prsp->virt; |
| 151 | ptr = (void *)((uint8_t *)lp + sizeof(uint32_t)); |
| 152 | } |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 153 | } else { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 154 | /* Force ulpStatus error since we are returning NULL ptr */ |
| 155 | if (!(irsp->ulpStatus)) { |
| 156 | irsp->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 157 | irsp->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 158 | } |
| 159 | ptr = NULL; |
| 160 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 161 | return ptr; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 162 | } |
| 163 | |
| 164 | |
| 165 | /* |
| 166 | * Free resources / clean up outstanding I/Os |
| 167 | * associated with a LPFC_NODELIST entry. This |
| 168 | * routine effectively results in a "software abort". |
| 169 | */ |
| 170 | int |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 171 | lpfc_els_abort(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 172 | { |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 173 | LIST_HEAD(completions); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 174 | struct lpfc_sli *psli; |
| 175 | struct lpfc_sli_ring *pring; |
| 176 | struct lpfc_iocbq *iocb, *next_iocb; |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 177 | IOCB_t *cmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 178 | |
| 179 | /* Abort outstanding I/O on NPort <nlp_DID> */ |
| 180 | lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, |
James Smart | dca9479 | 2006-08-01 07:34:08 -0400 | [diff] [blame] | 181 | "%d:0205 Abort outstanding I/O on NPort x%x " |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 182 | "Data: x%x x%x x%x\n", |
| 183 | phba->brd_no, ndlp->nlp_DID, ndlp->nlp_flag, |
| 184 | ndlp->nlp_state, ndlp->nlp_rpi); |
| 185 | |
| 186 | psli = &phba->sli; |
| 187 | pring = &psli->ring[LPFC_ELS_RING]; |
| 188 | |
| 189 | /* First check the txq */ |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 190 | spin_lock_irq(phba->host->host_lock); |
| 191 | list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) { |
| 192 | /* Check to see if iocb matches the nport we are looking |
| 193 | for */ |
| 194 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) { |
| 195 | /* It matches, so deque and call compl with an |
| 196 | error */ |
| 197 | list_move_tail(&iocb->list, &completions); |
| 198 | pring->txq_cnt--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 199 | } |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 200 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 201 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 202 | /* Next check the txcmplq */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 203 | list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq, list) { |
| 204 | /* Check to see if iocb matches the nport we are looking |
| 205 | for */ |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 206 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 207 | lpfc_sli_issue_abort_iotag(phba, pring, iocb); |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 208 | } |
| 209 | spin_unlock_irq(phba->host->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 210 | |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 211 | while (!list_empty(&completions)) { |
| 212 | iocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 213 | cmd = &iocb->iocb; |
| 214 | list_del(&iocb->list); |
| 215 | |
| 216 | if (iocb->iocb_cmpl) { |
| 217 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 218 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 219 | (iocb->iocb_cmpl) (phba, iocb, iocb); |
| 220 | } else |
| 221 | lpfc_sli_release_iocbq(phba, iocb); |
| 222 | } |
| 223 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 224 | /* If we are delaying issuing an ELS command, cancel it */ |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 225 | if (ndlp->nlp_flag & NLP_DELAY_TMO) |
| 226 | lpfc_cancel_retry_delay_tmo(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 227 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 228 | } |
| 229 | |
| 230 | static int |
| 231 | lpfc_rcv_plogi(struct lpfc_hba * phba, |
| 232 | struct lpfc_nodelist * ndlp, |
| 233 | struct lpfc_iocbq *cmdiocb) |
| 234 | { |
| 235 | struct lpfc_dmabuf *pcmd; |
| 236 | uint32_t *lp; |
| 237 | IOCB_t *icmd; |
| 238 | struct serv_parm *sp; |
| 239 | LPFC_MBOXQ_t *mbox; |
| 240 | struct ls_rjt stat; |
| 241 | int rc; |
| 242 | |
| 243 | memset(&stat, 0, sizeof (struct ls_rjt)); |
| 244 | if (phba->hba_state <= LPFC_FLOGI) { |
| 245 | /* Before responding to PLOGI, check for pt2pt mode. |
| 246 | * If we are pt2pt, with an outstanding FLOGI, abort |
| 247 | * the FLOGI and resend it first. |
| 248 | */ |
| 249 | if (phba->fc_flag & FC_PT2PT) { |
| 250 | lpfc_els_abort_flogi(phba); |
| 251 | if (!(phba->fc_flag & FC_PT2PT_PLOGI)) { |
| 252 | /* If the other side is supposed to initiate |
| 253 | * the PLOGI anyway, just ACC it now and |
| 254 | * move on with discovery. |
| 255 | */ |
| 256 | phba->fc_edtov = FF_DEF_EDTOV; |
| 257 | phba->fc_ratov = FF_DEF_RATOV; |
| 258 | /* Start discovery - this should just do |
| 259 | CLEAR_LA */ |
| 260 | lpfc_disc_start(phba); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 261 | } else { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 262 | lpfc_initial_flogi(phba); |
| 263 | } |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 264 | } else { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 265 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; |
| 266 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; |
| 267 | lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, |
| 268 | ndlp); |
| 269 | return 0; |
| 270 | } |
| 271 | } |
| 272 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 273 | lp = (uint32_t *) pcmd->virt; |
| 274 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
| 275 | if ((lpfc_check_sparm(phba, ndlp, sp, CLASS3) == 0)) { |
| 276 | /* Reject this request because invalid parameters */ |
| 277 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 278 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; |
| 279 | lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 280 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 281 | } |
| 282 | icmd = &cmdiocb->iocb; |
| 283 | |
| 284 | /* PLOGI chkparm OK */ |
| 285 | lpfc_printf_log(phba, |
| 286 | KERN_INFO, |
| 287 | LOG_ELS, |
| 288 | "%d:0114 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", |
| 289 | phba->brd_no, |
| 290 | ndlp->nlp_DID, ndlp->nlp_state, ndlp->nlp_flag, |
| 291 | ndlp->nlp_rpi); |
| 292 | |
| 293 | if ((phba->cfg_fcp_class == 2) && |
| 294 | (sp->cls2.classValid)) { |
| 295 | ndlp->nlp_fcp_info |= CLASS2; |
| 296 | } else { |
| 297 | ndlp->nlp_fcp_info |= CLASS3; |
| 298 | } |
| 299 | ndlp->nlp_class_sup = 0; |
| 300 | if (sp->cls1.classValid) |
| 301 | ndlp->nlp_class_sup |= FC_COS_CLASS1; |
| 302 | if (sp->cls2.classValid) |
| 303 | ndlp->nlp_class_sup |= FC_COS_CLASS2; |
| 304 | if (sp->cls3.classValid) |
| 305 | ndlp->nlp_class_sup |= FC_COS_CLASS3; |
| 306 | if (sp->cls4.classValid) |
| 307 | ndlp->nlp_class_sup |= FC_COS_CLASS4; |
| 308 | ndlp->nlp_maxframe = |
| 309 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; |
| 310 | |
| 311 | /* no need to reg_login if we are already in one of these states */ |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 312 | switch (ndlp->nlp_state) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 313 | case NLP_STE_NPR_NODE: |
| 314 | if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) |
| 315 | break; |
| 316 | case NLP_STE_REG_LOGIN_ISSUE: |
| 317 | case NLP_STE_PRLI_ISSUE: |
| 318 | case NLP_STE_UNMAPPED_NODE: |
| 319 | case NLP_STE_MAPPED_NODE: |
| 320 | lpfc_els_rsp_acc(phba, ELS_CMD_PLOGI, cmdiocb, ndlp, NULL, 0); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 321 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 322 | } |
| 323 | |
| 324 | if ((phba->fc_flag & FC_PT2PT) |
| 325 | && !(phba->fc_flag & FC_PT2PT_PLOGI)) { |
| 326 | /* rcv'ed PLOGI decides what our NPortId will be */ |
| 327 | phba->fc_myDID = icmd->un.rcvels.parmRo; |
| 328 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 329 | if (mbox == NULL) |
| 330 | goto out; |
| 331 | lpfc_config_link(phba, mbox); |
| 332 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
| 333 | rc = lpfc_sli_issue_mbox |
| 334 | (phba, mbox, (MBX_NOWAIT | MBX_STOP_IOCB)); |
| 335 | if (rc == MBX_NOT_FINISHED) { |
| 336 | mempool_free( mbox, phba->mbox_mem_pool); |
| 337 | goto out; |
| 338 | } |
| 339 | |
| 340 | lpfc_can_disctmo(phba); |
| 341 | } |
| 342 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 343 | if (mbox == NULL) |
| 344 | goto out; |
| 345 | |
| 346 | if (lpfc_reg_login(phba, icmd->un.rcvels.remoteID, |
| 347 | (uint8_t *) sp, mbox, 0)) { |
| 348 | mempool_free( mbox, phba->mbox_mem_pool); |
| 349 | goto out; |
| 350 | } |
| 351 | |
| 352 | /* ACC PLOGI rsp command needs to execute first, |
| 353 | * queue this mbox command to be processed later. |
| 354 | */ |
| 355 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 356 | /* |
| 357 | * mbox->context2 = lpfc_nlp_get(ndlp) deferred until mailbox |
| 358 | * command issued in lpfc_cmpl_els_acc(). |
| 359 | */ |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 360 | ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 361 | |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 362 | /* |
| 363 | * If there is an outstanding PLOGI issued, abort it before |
| 364 | * sending ACC rsp for received PLOGI. If pending plogi |
| 365 | * is not canceled here, the plogi will be rejected by |
| 366 | * remote port and will be retried. On a configuration with |
| 367 | * single discovery thread, this will cause a huge delay in |
| 368 | * discovery. Also this will cause multiple state machines |
| 369 | * running in parallel for this node. |
| 370 | */ |
| 371 | if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) { |
| 372 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 373 | lpfc_els_abort(phba, ndlp); |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 374 | } |
| 375 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 376 | lpfc_els_rsp_acc(phba, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox, 0); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 377 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 378 | |
| 379 | out: |
| 380 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 381 | stat.un.b.lsRjtRsnCodeExp = LSEXP_OUT_OF_RESOURCE; |
| 382 | lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 383 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 384 | } |
| 385 | |
| 386 | static int |
| 387 | lpfc_rcv_padisc(struct lpfc_hba * phba, |
| 388 | struct lpfc_nodelist * ndlp, |
| 389 | struct lpfc_iocbq *cmdiocb) |
| 390 | { |
| 391 | struct lpfc_dmabuf *pcmd; |
| 392 | struct serv_parm *sp; |
| 393 | struct lpfc_name *pnn, *ppn; |
| 394 | struct ls_rjt stat; |
| 395 | ADISC *ap; |
| 396 | IOCB_t *icmd; |
| 397 | uint32_t *lp; |
| 398 | uint32_t cmd; |
| 399 | |
| 400 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 401 | lp = (uint32_t *) pcmd->virt; |
| 402 | |
| 403 | cmd = *lp++; |
| 404 | if (cmd == ELS_CMD_ADISC) { |
| 405 | ap = (ADISC *) lp; |
| 406 | pnn = (struct lpfc_name *) & ap->nodeName; |
| 407 | ppn = (struct lpfc_name *) & ap->portName; |
| 408 | } else { |
| 409 | sp = (struct serv_parm *) lp; |
| 410 | pnn = (struct lpfc_name *) & sp->nodeName; |
| 411 | ppn = (struct lpfc_name *) & sp->portName; |
| 412 | } |
| 413 | |
| 414 | icmd = &cmdiocb->iocb; |
| 415 | if ((icmd->ulpStatus == 0) && |
| 416 | (lpfc_check_adisc(phba, ndlp, pnn, ppn))) { |
| 417 | if (cmd == ELS_CMD_ADISC) { |
| 418 | lpfc_els_rsp_adisc_acc(phba, cmdiocb, ndlp); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 419 | } else { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 420 | lpfc_els_rsp_acc(phba, ELS_CMD_PLOGI, cmdiocb, ndlp, |
| 421 | NULL, 0); |
| 422 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 423 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 424 | } |
| 425 | /* Reject this request because invalid parameters */ |
| 426 | stat.un.b.lsRjtRsvd0 = 0; |
| 427 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 428 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; |
| 429 | stat.un.b.vendorUnique = 0; |
| 430 | lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); |
| 431 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 432 | /* 1 sec timeout */ |
| 433 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); |
| 434 | |
| 435 | spin_lock_irq(phba->host->host_lock); |
| 436 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
| 437 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 438 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| 439 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 440 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 441 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 442 | } |
| 443 | |
| 444 | static int |
| 445 | lpfc_rcv_logo(struct lpfc_hba * phba, |
| 446 | struct lpfc_nodelist * ndlp, |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 447 | struct lpfc_iocbq *cmdiocb, |
| 448 | uint32_t els_cmd) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 449 | { |
| 450 | /* Put ndlp on NPR list with 1 sec timeout for plogi, ACC logo */ |
| 451 | /* Only call LOGO ACC for first LOGO, this avoids sending unnecessary |
| 452 | * PLOGIs during LOGO storms from a device. |
| 453 | */ |
| 454 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 455 | if (els_cmd == ELS_CMD_PRLO) |
| 456 | lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0); |
| 457 | else |
| 458 | lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 459 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 460 | if (!(ndlp->nlp_type & NLP_FABRIC) || |
| 461 | (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 462 | /* Only try to re-login if this is NOT a Fabric Node */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 463 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
| 464 | spin_lock_irq(phba->host->host_lock); |
| 465 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
| 466 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 467 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 468 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| 469 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 470 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 471 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 472 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 473 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNUSED_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 474 | } |
| 475 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 476 | spin_lock_irq(phba->host->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 477 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 478 | spin_unlock_irq(phba->host->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 479 | /* The driver has to wait until the ACC completes before it continues |
| 480 | * processing the LOGO. The action will resume in |
| 481 | * lpfc_cmpl_els_logo_acc routine. Since part of processing includes an |
| 482 | * unreg_login, the driver waits so the ACC does not get aborted. |
| 483 | */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 484 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 485 | } |
| 486 | |
| 487 | static void |
| 488 | lpfc_rcv_prli(struct lpfc_hba * phba, |
| 489 | struct lpfc_nodelist * ndlp, |
| 490 | struct lpfc_iocbq *cmdiocb) |
| 491 | { |
| 492 | struct lpfc_dmabuf *pcmd; |
| 493 | uint32_t *lp; |
| 494 | PRLI *npr; |
| 495 | struct fc_rport *rport = ndlp->rport; |
| 496 | u32 roles; |
| 497 | |
| 498 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 499 | lp = (uint32_t *) pcmd->virt; |
| 500 | npr = (PRLI *) ((uint8_t *) lp + sizeof (uint32_t)); |
| 501 | |
| 502 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); |
| 503 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; |
| 504 | if ((npr->acceptRspCode == PRLI_REQ_EXECUTED) && |
| 505 | (npr->prliType == PRLI_FCP_TYPE)) { |
| 506 | if (npr->initiatorFunc) |
| 507 | ndlp->nlp_type |= NLP_FCP_INITIATOR; |
| 508 | if (npr->targetFunc) |
| 509 | ndlp->nlp_type |= NLP_FCP_TARGET; |
| 510 | if (npr->Retry) |
| 511 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; |
| 512 | } |
| 513 | if (rport) { |
| 514 | /* We need to update the rport role values */ |
| 515 | roles = FC_RPORT_ROLE_UNKNOWN; |
| 516 | if (ndlp->nlp_type & NLP_FCP_INITIATOR) |
| 517 | roles |= FC_RPORT_ROLE_FCP_INITIATOR; |
| 518 | if (ndlp->nlp_type & NLP_FCP_TARGET) |
| 519 | roles |= FC_RPORT_ROLE_FCP_TARGET; |
| 520 | fc_remote_port_rolechg(rport, roles); |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | static uint32_t |
| 525 | lpfc_disc_set_adisc(struct lpfc_hba * phba, |
| 526 | struct lpfc_nodelist * ndlp) |
| 527 | { |
| 528 | /* Check config parameter use-adisc or FCP-2 */ |
| 529 | if ((phba->cfg_use_adisc == 0) && |
| 530 | !(phba->fc_flag & FC_RSCN_MODE)) { |
| 531 | if (!(ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE)) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 532 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 533 | } |
| 534 | spin_lock_irq(phba->host->host_lock); |
| 535 | ndlp->nlp_flag |= NLP_NPR_ADISC; |
| 536 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 537 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 538 | } |
| 539 | |
| 540 | static uint32_t |
| 541 | lpfc_disc_illegal(struct lpfc_hba * phba, |
| 542 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 543 | { |
| 544 | lpfc_printf_log(phba, |
| 545 | KERN_ERR, |
| 546 | LOG_DISCOVERY, |
| 547 | "%d:0253 Illegal State Transition: node x%x event x%x, " |
| 548 | "state x%x Data: x%x x%x\n", |
| 549 | phba->brd_no, |
| 550 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, |
| 551 | ndlp->nlp_flag); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 552 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 553 | } |
| 554 | |
| 555 | /* Start of Discovery State Machine routines */ |
| 556 | |
| 557 | static uint32_t |
| 558 | lpfc_rcv_plogi_unused_node(struct lpfc_hba * phba, |
| 559 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 560 | { |
| 561 | struct lpfc_iocbq *cmdiocb; |
| 562 | |
| 563 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 564 | |
| 565 | if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 566 | ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 567 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNUSED_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 568 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 569 | } |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 570 | lpfc_drop_node(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 571 | return NLP_STE_FREED_NODE; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 572 | } |
| 573 | |
| 574 | static uint32_t |
| 575 | lpfc_rcv_els_unused_node(struct lpfc_hba * phba, |
| 576 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 577 | { |
| 578 | lpfc_issue_els_logo(phba, ndlp, 0); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 579 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNUSED_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 580 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 581 | } |
| 582 | |
| 583 | static uint32_t |
| 584 | lpfc_rcv_logo_unused_node(struct lpfc_hba * phba, |
| 585 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 586 | { |
| 587 | struct lpfc_iocbq *cmdiocb; |
| 588 | |
| 589 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 590 | |
| 591 | spin_lock_irq(phba->host->host_lock); |
| 592 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
| 593 | spin_unlock_irq(phba->host->host_lock); |
| 594 | lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 595 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNUSED_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 596 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 597 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 598 | } |
| 599 | |
| 600 | static uint32_t |
| 601 | lpfc_cmpl_logo_unused_node(struct lpfc_hba * phba, |
| 602 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 603 | { |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 604 | lpfc_drop_node(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 605 | return NLP_STE_FREED_NODE; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 606 | } |
| 607 | |
| 608 | static uint32_t |
| 609 | lpfc_device_rm_unused_node(struct lpfc_hba * phba, |
| 610 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 611 | { |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 612 | lpfc_drop_node(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 613 | return NLP_STE_FREED_NODE; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 614 | } |
| 615 | |
| 616 | static uint32_t |
| 617 | lpfc_rcv_plogi_plogi_issue(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, |
| 618 | void *arg, uint32_t evt) |
| 619 | { |
| 620 | struct lpfc_iocbq *cmdiocb = arg; |
| 621 | struct lpfc_dmabuf *pcmd; |
| 622 | struct serv_parm *sp; |
| 623 | uint32_t *lp; |
| 624 | struct ls_rjt stat; |
| 625 | int port_cmp; |
| 626 | |
| 627 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 628 | lp = (uint32_t *) pcmd->virt; |
| 629 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
| 630 | |
| 631 | memset(&stat, 0, sizeof (struct ls_rjt)); |
| 632 | |
| 633 | /* For a PLOGI, we only accept if our portname is less |
| 634 | * than the remote portname. |
| 635 | */ |
| 636 | phba->fc_stat.elsLogiCol++; |
| 637 | port_cmp = memcmp(&phba->fc_portname, &sp->portName, |
| 638 | sizeof (struct lpfc_name)); |
| 639 | |
| 640 | if (port_cmp >= 0) { |
| 641 | /* Reject this request because the remote node will accept |
| 642 | ours */ |
| 643 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 644 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CMD_IN_PROGRESS; |
| 645 | lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 646 | } else { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 647 | lpfc_rcv_plogi(phba, ndlp, cmdiocb); |
| 648 | } /* if our portname was less */ |
| 649 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 650 | return ndlp->nlp_state; |
| 651 | } |
| 652 | |
| 653 | static uint32_t |
| 654 | lpfc_rcv_logo_plogi_issue(struct lpfc_hba * phba, |
| 655 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 656 | { |
| 657 | struct lpfc_iocbq *cmdiocb; |
| 658 | |
| 659 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 660 | |
| 661 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 662 | lpfc_els_abort(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 663 | |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 664 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 665 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 666 | } |
| 667 | |
| 668 | static uint32_t |
| 669 | lpfc_rcv_els_plogi_issue(struct lpfc_hba * phba, |
| 670 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 671 | { |
| 672 | struct lpfc_iocbq *cmdiocb; |
| 673 | |
| 674 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 675 | |
| 676 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 677 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 678 | |
| 679 | if (evt == NLP_EVT_RCV_LOGO) { |
| 680 | lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 681 | } else { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 682 | lpfc_issue_els_logo(phba, ndlp, 0); |
| 683 | } |
| 684 | |
| 685 | /* Put ndlp in npr list set plogi timer for 1 sec */ |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 686 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
| 687 | spin_lock_irq(phba->host->host_lock); |
| 688 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
| 689 | spin_unlock_irq(phba->host->host_lock); |
| 690 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| 691 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 692 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 693 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 694 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 695 | } |
| 696 | |
| 697 | static uint32_t |
| 698 | lpfc_cmpl_plogi_plogi_issue(struct lpfc_hba * phba, |
| 699 | struct lpfc_nodelist * ndlp, void *arg, |
| 700 | uint32_t evt) |
| 701 | { |
| 702 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | 1469115 | 2006-12-02 13:34:28 -0500 | [diff] [blame] | 703 | struct lpfc_dmabuf *pcmd, *prsp, *mp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 704 | uint32_t *lp; |
| 705 | IOCB_t *irsp; |
| 706 | struct serv_parm *sp; |
| 707 | LPFC_MBOXQ_t *mbox; |
| 708 | |
| 709 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 710 | rspiocb = cmdiocb->context_un.rsp_iocb; |
| 711 | |
| 712 | if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 713 | /* Recovery from PLOGI collision logic */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 714 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 715 | } |
| 716 | |
| 717 | irsp = &rspiocb->iocb; |
| 718 | |
| 719 | if (irsp->ulpStatus) |
| 720 | goto out; |
| 721 | |
| 722 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 723 | |
| 724 | prsp = list_get_first(&pcmd->list, |
| 725 | struct lpfc_dmabuf, |
| 726 | list); |
| 727 | lp = (uint32_t *) prsp->virt; |
| 728 | |
| 729 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
| 730 | if (!lpfc_check_sparm(phba, ndlp, sp, CLASS3)) |
| 731 | goto out; |
| 732 | |
| 733 | /* PLOGI chkparm OK */ |
| 734 | lpfc_printf_log(phba, |
| 735 | KERN_INFO, |
| 736 | LOG_ELS, |
| 737 | "%d:0121 PLOGI chkparm OK " |
| 738 | "Data: x%x x%x x%x x%x\n", |
| 739 | phba->brd_no, |
| 740 | ndlp->nlp_DID, ndlp->nlp_state, |
| 741 | ndlp->nlp_flag, ndlp->nlp_rpi); |
| 742 | |
| 743 | if ((phba->cfg_fcp_class == 2) && |
| 744 | (sp->cls2.classValid)) { |
| 745 | ndlp->nlp_fcp_info |= CLASS2; |
| 746 | } else { |
| 747 | ndlp->nlp_fcp_info |= CLASS3; |
| 748 | } |
| 749 | ndlp->nlp_class_sup = 0; |
| 750 | if (sp->cls1.classValid) |
| 751 | ndlp->nlp_class_sup |= FC_COS_CLASS1; |
| 752 | if (sp->cls2.classValid) |
| 753 | ndlp->nlp_class_sup |= FC_COS_CLASS2; |
| 754 | if (sp->cls3.classValid) |
| 755 | ndlp->nlp_class_sup |= FC_COS_CLASS3; |
| 756 | if (sp->cls4.classValid) |
| 757 | ndlp->nlp_class_sup |= FC_COS_CLASS4; |
| 758 | ndlp->nlp_maxframe = |
| 759 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | |
| 760 | sp->cmn.bbRcvSizeLsb; |
| 761 | |
| 762 | if (!(mbox = mempool_alloc(phba->mbox_mem_pool, |
| 763 | GFP_KERNEL))) |
| 764 | goto out; |
| 765 | |
| 766 | lpfc_unreg_rpi(phba, ndlp); |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 767 | if (lpfc_reg_login(phba, irsp->un.elsreq64.remoteID, (uint8_t *) sp, |
| 768 | mbox, 0) == 0) { |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 769 | switch (ndlp->nlp_DID) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 770 | case NameServer_DID: |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 771 | mbox->mbox_cmpl = lpfc_mbx_cmpl_ns_reg_login; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 772 | break; |
| 773 | case FDMI_DID: |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 774 | mbox->mbox_cmpl = lpfc_mbx_cmpl_fdmi_reg_login; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 775 | break; |
| 776 | default: |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 777 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 778 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 779 | mbox->context2 = lpfc_nlp_get(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 780 | if (lpfc_sli_issue_mbox(phba, mbox, |
| 781 | (MBX_NOWAIT | MBX_STOP_IOCB)) |
| 782 | != MBX_NOT_FINISHED) { |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 783 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_REG_LOGIN_ISSUE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 784 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 785 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 786 | lpfc_nlp_put(ndlp); |
James Smart | 1469115 | 2006-12-02 13:34:28 -0500 | [diff] [blame] | 787 | mp = (struct lpfc_dmabuf *)mbox->context1; |
| 788 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 789 | kfree(mp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 790 | mempool_free(mbox, phba->mbox_mem_pool); |
| 791 | } else { |
| 792 | mempool_free(mbox, phba->mbox_mem_pool); |
| 793 | } |
| 794 | |
| 795 | |
| 796 | out: |
| 797 | /* Free this node since the driver cannot login or has the wrong |
| 798 | sparm */ |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 799 | lpfc_drop_node(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 800 | return NLP_STE_FREED_NODE; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 801 | } |
| 802 | |
| 803 | static uint32_t |
| 804 | lpfc_device_rm_plogi_issue(struct lpfc_hba * phba, |
| 805 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 806 | { |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 807 | if(ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 808 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
| 809 | return ndlp->nlp_state; |
| 810 | } |
| 811 | else { |
| 812 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 813 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 814 | |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 815 | lpfc_drop_node(phba, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 816 | return NLP_STE_FREED_NODE; |
| 817 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 818 | } |
| 819 | |
| 820 | static uint32_t |
| 821 | lpfc_device_recov_plogi_issue(struct lpfc_hba * phba, |
| 822 | struct lpfc_nodelist * ndlp, void *arg, |
| 823 | uint32_t evt) |
| 824 | { |
| 825 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 826 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 827 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 828 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 829 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 830 | spin_lock_irq(phba->host->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 831 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 832 | spin_unlock_irq(phba->host->host_lock); |
| 833 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 834 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 835 | } |
| 836 | |
| 837 | static uint32_t |
| 838 | lpfc_rcv_plogi_adisc_issue(struct lpfc_hba * phba, |
| 839 | struct lpfc_nodelist * ndlp, void *arg, |
| 840 | uint32_t evt) |
| 841 | { |
| 842 | struct lpfc_iocbq *cmdiocb; |
| 843 | |
| 844 | /* software abort outstanding ADISC */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 845 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 846 | |
| 847 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 848 | |
| 849 | if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 850 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 851 | } |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 852 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 853 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_PLOGI_ISSUE); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 854 | lpfc_issue_els_plogi(phba, ndlp->nlp_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 855 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 856 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 857 | } |
| 858 | |
| 859 | static uint32_t |
| 860 | lpfc_rcv_prli_adisc_issue(struct lpfc_hba * phba, |
| 861 | struct lpfc_nodelist * ndlp, void *arg, |
| 862 | uint32_t evt) |
| 863 | { |
| 864 | struct lpfc_iocbq *cmdiocb; |
| 865 | |
| 866 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 867 | |
| 868 | lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 869 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 870 | } |
| 871 | |
| 872 | static uint32_t |
| 873 | lpfc_rcv_logo_adisc_issue(struct lpfc_hba * phba, |
| 874 | struct lpfc_nodelist * ndlp, void *arg, |
| 875 | uint32_t evt) |
| 876 | { |
| 877 | struct lpfc_iocbq *cmdiocb; |
| 878 | |
| 879 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 880 | |
| 881 | /* software abort outstanding ADISC */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 882 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 883 | |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 884 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 885 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 886 | } |
| 887 | |
| 888 | static uint32_t |
| 889 | lpfc_rcv_padisc_adisc_issue(struct lpfc_hba * phba, |
| 890 | struct lpfc_nodelist * ndlp, void *arg, |
| 891 | uint32_t evt) |
| 892 | { |
| 893 | struct lpfc_iocbq *cmdiocb; |
| 894 | |
| 895 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 896 | |
| 897 | lpfc_rcv_padisc(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 898 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 899 | } |
| 900 | |
| 901 | static uint32_t |
| 902 | lpfc_rcv_prlo_adisc_issue(struct lpfc_hba * phba, |
| 903 | struct lpfc_nodelist * ndlp, void *arg, |
| 904 | uint32_t evt) |
| 905 | { |
| 906 | struct lpfc_iocbq *cmdiocb; |
| 907 | |
| 908 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 909 | |
| 910 | /* Treat like rcv logo */ |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 911 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_PRLO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 912 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 913 | } |
| 914 | |
| 915 | static uint32_t |
| 916 | lpfc_cmpl_adisc_adisc_issue(struct lpfc_hba * phba, |
| 917 | struct lpfc_nodelist * ndlp, void *arg, |
| 918 | uint32_t evt) |
| 919 | { |
| 920 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
| 921 | IOCB_t *irsp; |
| 922 | ADISC *ap; |
| 923 | |
| 924 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 925 | rspiocb = cmdiocb->context_un.rsp_iocb; |
| 926 | |
| 927 | ap = (ADISC *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); |
| 928 | irsp = &rspiocb->iocb; |
| 929 | |
| 930 | if ((irsp->ulpStatus) || |
| 931 | (!lpfc_check_adisc(phba, ndlp, &ap->nodeName, &ap->portName))) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 932 | /* 1 sec timeout */ |
| 933 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); |
| 934 | spin_lock_irq(phba->host->host_lock); |
| 935 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
| 936 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 937 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 938 | |
| 939 | memset(&ndlp->nlp_nodename, 0, sizeof (struct lpfc_name)); |
| 940 | memset(&ndlp->nlp_portname, 0, sizeof (struct lpfc_name)); |
| 941 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 942 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 943 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 944 | lpfc_unreg_rpi(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 945 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 946 | } |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 947 | |
James.Smart@Emulex.Com | 2501322 | 2005-06-25 10:34:33 -0400 | [diff] [blame] | 948 | if (ndlp->nlp_type & NLP_FCP_TARGET) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 949 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 950 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_MAPPED_NODE); |
James.Smart@Emulex.Com | 2501322 | 2005-06-25 10:34:33 -0400 | [diff] [blame] | 951 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 952 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 953 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNMAPPED_NODE); |
James.Smart@Emulex.Com | 2501322 | 2005-06-25 10:34:33 -0400 | [diff] [blame] | 954 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 955 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 956 | } |
| 957 | |
| 958 | static uint32_t |
| 959 | lpfc_device_rm_adisc_issue(struct lpfc_hba * phba, |
| 960 | struct lpfc_nodelist * ndlp, void *arg, |
| 961 | uint32_t evt) |
| 962 | { |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 963 | if(ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 964 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
| 965 | return ndlp->nlp_state; |
| 966 | } |
| 967 | else { |
| 968 | /* software abort outstanding ADISC */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 969 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 970 | |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 971 | lpfc_drop_node(phba, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 972 | return NLP_STE_FREED_NODE; |
| 973 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 974 | } |
| 975 | |
| 976 | static uint32_t |
| 977 | lpfc_device_recov_adisc_issue(struct lpfc_hba * phba, |
| 978 | struct lpfc_nodelist * ndlp, void *arg, |
| 979 | uint32_t evt) |
| 980 | { |
| 981 | /* software abort outstanding ADISC */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 982 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 983 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 984 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 985 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 986 | spin_lock_irq(phba->host->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 987 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 988 | ndlp->nlp_flag |= NLP_NPR_ADISC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 989 | spin_unlock_irq(phba->host->host_lock); |
| 990 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 991 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 992 | } |
| 993 | |
| 994 | static uint32_t |
| 995 | lpfc_rcv_plogi_reglogin_issue(struct lpfc_hba * phba, |
| 996 | struct lpfc_nodelist * ndlp, void *arg, |
| 997 | uint32_t evt) |
| 998 | { |
| 999 | struct lpfc_iocbq *cmdiocb; |
| 1000 | |
| 1001 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1002 | |
| 1003 | lpfc_rcv_plogi(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1004 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1005 | } |
| 1006 | |
| 1007 | static uint32_t |
| 1008 | lpfc_rcv_prli_reglogin_issue(struct lpfc_hba * phba, |
| 1009 | struct lpfc_nodelist * ndlp, void *arg, |
| 1010 | uint32_t evt) |
| 1011 | { |
| 1012 | struct lpfc_iocbq *cmdiocb; |
| 1013 | |
| 1014 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1015 | |
| 1016 | lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1017 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1018 | } |
| 1019 | |
| 1020 | static uint32_t |
| 1021 | lpfc_rcv_logo_reglogin_issue(struct lpfc_hba * phba, |
| 1022 | struct lpfc_nodelist * ndlp, void *arg, |
| 1023 | uint32_t evt) |
| 1024 | { |
| 1025 | struct lpfc_iocbq *cmdiocb; |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1026 | LPFC_MBOXQ_t *mb; |
| 1027 | LPFC_MBOXQ_t *nextmb; |
| 1028 | struct lpfc_dmabuf *mp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1029 | |
| 1030 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1031 | |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1032 | /* cleanup any ndlp on mbox q waiting for reglogin cmpl */ |
| 1033 | if ((mb = phba->sli.mbox_active)) { |
| 1034 | if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) && |
| 1035 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { |
| 1036 | mb->context2 = NULL; |
| 1037 | mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
| 1038 | } |
| 1039 | } |
| 1040 | |
| 1041 | spin_lock_irq(phba->host->host_lock); |
| 1042 | list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { |
| 1043 | if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) && |
| 1044 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { |
| 1045 | mp = (struct lpfc_dmabuf *) (mb->context1); |
| 1046 | if (mp) { |
| 1047 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 1048 | kfree(mp); |
| 1049 | } |
| 1050 | list_del(&mb->list); |
| 1051 | mempool_free(mb, phba->mbox_mem_pool); |
| 1052 | } |
| 1053 | } |
| 1054 | spin_unlock_irq(phba->host->host_lock); |
| 1055 | |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1056 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1057 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1058 | } |
| 1059 | |
| 1060 | static uint32_t |
| 1061 | lpfc_rcv_padisc_reglogin_issue(struct lpfc_hba * phba, |
| 1062 | struct lpfc_nodelist * ndlp, void *arg, |
| 1063 | uint32_t evt) |
| 1064 | { |
| 1065 | struct lpfc_iocbq *cmdiocb; |
| 1066 | |
| 1067 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1068 | |
| 1069 | lpfc_rcv_padisc(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1070 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1071 | } |
| 1072 | |
| 1073 | static uint32_t |
| 1074 | lpfc_rcv_prlo_reglogin_issue(struct lpfc_hba * phba, |
| 1075 | struct lpfc_nodelist * ndlp, void *arg, |
| 1076 | uint32_t evt) |
| 1077 | { |
| 1078 | struct lpfc_iocbq *cmdiocb; |
| 1079 | |
| 1080 | cmdiocb = (struct lpfc_iocbq *) arg; |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1081 | lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1082 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1083 | } |
| 1084 | |
| 1085 | static uint32_t |
| 1086 | lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_hba * phba, |
| 1087 | struct lpfc_nodelist * ndlp, |
| 1088 | void *arg, uint32_t evt) |
| 1089 | { |
| 1090 | LPFC_MBOXQ_t *pmb; |
| 1091 | MAILBOX_t *mb; |
| 1092 | uint32_t did; |
| 1093 | |
| 1094 | pmb = (LPFC_MBOXQ_t *) arg; |
| 1095 | mb = &pmb->mb; |
| 1096 | did = mb->un.varWords[1]; |
| 1097 | if (mb->mbxStatus) { |
| 1098 | /* RegLogin failed */ |
| 1099 | lpfc_printf_log(phba, |
| 1100 | KERN_ERR, |
| 1101 | LOG_DISCOVERY, |
| 1102 | "%d:0246 RegLogin failed Data: x%x x%x x%x\n", |
| 1103 | phba->brd_no, |
| 1104 | did, mb->mbxStatus, phba->hba_state); |
| 1105 | |
James Smart | d0e56da | 2006-07-06 15:49:42 -0400 | [diff] [blame] | 1106 | /* |
| 1107 | * If RegLogin failed due to lack of HBA resources do not |
| 1108 | * retry discovery. |
| 1109 | */ |
| 1110 | if (mb->mbxStatus == MBXERR_RPI_FULL) { |
| 1111 | ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1112 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNUSED_NODE); |
James Smart | d0e56da | 2006-07-06 15:49:42 -0400 | [diff] [blame] | 1113 | return ndlp->nlp_state; |
| 1114 | } |
| 1115 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1116 | /* Put ndlp in npr list set plogi timer for 1 sec */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1117 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
| 1118 | spin_lock_irq(phba->host->host_lock); |
| 1119 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
| 1120 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1121 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1122 | |
| 1123 | lpfc_issue_els_logo(phba, ndlp, 0); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1124 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1125 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1126 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1127 | } |
| 1128 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1129 | ndlp->nlp_rpi = mb->un.varWords[0]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1130 | |
| 1131 | /* Only if we are not a fabric nport do we issue PRLI */ |
| 1132 | if (!(ndlp->nlp_type & NLP_FABRIC)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1133 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1134 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_PRLI_ISSUE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1135 | lpfc_issue_els_prli(phba, ndlp, 0); |
| 1136 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1137 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1138 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNMAPPED_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1139 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1140 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1141 | } |
| 1142 | |
| 1143 | static uint32_t |
| 1144 | lpfc_device_rm_reglogin_issue(struct lpfc_hba * phba, |
| 1145 | struct lpfc_nodelist * ndlp, void *arg, |
| 1146 | uint32_t evt) |
| 1147 | { |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1148 | if(ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 1149 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
| 1150 | return ndlp->nlp_state; |
| 1151 | } |
| 1152 | else { |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1153 | lpfc_drop_node(phba, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1154 | return NLP_STE_FREED_NODE; |
| 1155 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1156 | } |
| 1157 | |
| 1158 | static uint32_t |
| 1159 | lpfc_device_recov_reglogin_issue(struct lpfc_hba * phba, |
| 1160 | struct lpfc_nodelist * ndlp, void *arg, |
| 1161 | uint32_t evt) |
| 1162 | { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1163 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1164 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1165 | spin_lock_irq(phba->host->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1166 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1167 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1168 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1169 | } |
| 1170 | |
| 1171 | static uint32_t |
| 1172 | lpfc_rcv_plogi_prli_issue(struct lpfc_hba * phba, |
| 1173 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1174 | { |
| 1175 | struct lpfc_iocbq *cmdiocb; |
| 1176 | |
| 1177 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1178 | |
| 1179 | lpfc_rcv_plogi(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1180 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1181 | } |
| 1182 | |
| 1183 | static uint32_t |
| 1184 | lpfc_rcv_prli_prli_issue(struct lpfc_hba * phba, |
| 1185 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1186 | { |
| 1187 | struct lpfc_iocbq *cmdiocb; |
| 1188 | |
| 1189 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1190 | |
| 1191 | lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1192 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1193 | } |
| 1194 | |
| 1195 | static uint32_t |
| 1196 | lpfc_rcv_logo_prli_issue(struct lpfc_hba * phba, |
| 1197 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1198 | { |
| 1199 | struct lpfc_iocbq *cmdiocb; |
| 1200 | |
| 1201 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1202 | |
| 1203 | /* Software abort outstanding PRLI before sending acc */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 1204 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1205 | |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1206 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1207 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1208 | } |
| 1209 | |
| 1210 | static uint32_t |
| 1211 | lpfc_rcv_padisc_prli_issue(struct lpfc_hba * phba, |
| 1212 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1213 | { |
| 1214 | struct lpfc_iocbq *cmdiocb; |
| 1215 | |
| 1216 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1217 | |
| 1218 | lpfc_rcv_padisc(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1219 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1220 | } |
| 1221 | |
| 1222 | /* This routine is envoked when we rcv a PRLO request from a nport |
| 1223 | * we are logged into. We should send back a PRLO rsp setting the |
| 1224 | * appropriate bits. |
| 1225 | * NEXT STATE = PRLI_ISSUE |
| 1226 | */ |
| 1227 | static uint32_t |
| 1228 | lpfc_rcv_prlo_prli_issue(struct lpfc_hba * phba, |
| 1229 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1230 | { |
| 1231 | struct lpfc_iocbq *cmdiocb; |
| 1232 | |
| 1233 | cmdiocb = (struct lpfc_iocbq *) arg; |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1234 | lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1235 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1236 | } |
| 1237 | |
| 1238 | static uint32_t |
| 1239 | lpfc_cmpl_prli_prli_issue(struct lpfc_hba * phba, |
| 1240 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1241 | { |
| 1242 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
| 1243 | IOCB_t *irsp; |
| 1244 | PRLI *npr; |
| 1245 | |
| 1246 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1247 | rspiocb = cmdiocb->context_un.rsp_iocb; |
| 1248 | npr = (PRLI *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); |
| 1249 | |
| 1250 | irsp = &rspiocb->iocb; |
| 1251 | if (irsp->ulpStatus) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1252 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1253 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_UNMAPPED_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1254 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1255 | } |
| 1256 | |
| 1257 | /* Check out PRLI rsp */ |
| 1258 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); |
| 1259 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; |
| 1260 | if ((npr->acceptRspCode == PRLI_REQ_EXECUTED) && |
| 1261 | (npr->prliType == PRLI_FCP_TYPE)) { |
| 1262 | if (npr->initiatorFunc) |
| 1263 | ndlp->nlp_type |= NLP_FCP_INITIATOR; |
| 1264 | if (npr->targetFunc) |
| 1265 | ndlp->nlp_type |= NLP_FCP_TARGET; |
| 1266 | if (npr->Retry) |
| 1267 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; |
| 1268 | } |
| 1269 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1270 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1271 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_MAPPED_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1272 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1273 | } |
| 1274 | |
| 1275 | /*! lpfc_device_rm_prli_issue |
| 1276 | * |
| 1277 | * \pre |
| 1278 | * \post |
| 1279 | * \param phba |
| 1280 | * \param ndlp |
| 1281 | * \param arg |
| 1282 | * \param evt |
| 1283 | * \return uint32_t |
| 1284 | * |
| 1285 | * \b Description: |
| 1286 | * This routine is envoked when we a request to remove a nport we are in the |
| 1287 | * process of PRLIing. We should software abort outstanding prli, unreg |
| 1288 | * login, send a logout. We will change node state to UNUSED_NODE, put it |
| 1289 | * on plogi list so it can be freed when LOGO completes. |
| 1290 | * |
| 1291 | */ |
| 1292 | static uint32_t |
| 1293 | lpfc_device_rm_prli_issue(struct lpfc_hba * phba, |
| 1294 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1295 | { |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1296 | if(ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 1297 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
| 1298 | return ndlp->nlp_state; |
| 1299 | } |
| 1300 | else { |
| 1301 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 1302 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1303 | |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1304 | lpfc_drop_node(phba, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1305 | return NLP_STE_FREED_NODE; |
| 1306 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1307 | } |
| 1308 | |
| 1309 | |
| 1310 | /*! lpfc_device_recov_prli_issue |
| 1311 | * |
| 1312 | * \pre |
| 1313 | * \post |
| 1314 | * \param phba |
| 1315 | * \param ndlp |
| 1316 | * \param arg |
| 1317 | * \param evt |
| 1318 | * \return uint32_t |
| 1319 | * |
| 1320 | * \b Description: |
| 1321 | * The routine is envoked when the state of a device is unknown, like |
| 1322 | * during a link down. We should remove the nodelist entry from the |
| 1323 | * unmapped list, issue a UNREG_LOGIN, do a software abort of the |
| 1324 | * outstanding PRLI command, then free the node entry. |
| 1325 | */ |
| 1326 | static uint32_t |
| 1327 | lpfc_device_recov_prli_issue(struct lpfc_hba * phba, |
| 1328 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1329 | { |
| 1330 | /* software abort outstanding PRLI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 1331 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1332 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1333 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1334 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1335 | spin_lock_irq(phba->host->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1336 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1337 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1338 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1339 | } |
| 1340 | |
| 1341 | static uint32_t |
| 1342 | lpfc_rcv_plogi_unmap_node(struct lpfc_hba * phba, |
| 1343 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1344 | { |
| 1345 | struct lpfc_iocbq *cmdiocb; |
| 1346 | |
| 1347 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1348 | |
| 1349 | lpfc_rcv_plogi(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1350 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1351 | } |
| 1352 | |
| 1353 | static uint32_t |
| 1354 | lpfc_rcv_prli_unmap_node(struct lpfc_hba * phba, |
| 1355 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1356 | { |
| 1357 | struct lpfc_iocbq *cmdiocb; |
| 1358 | |
| 1359 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1360 | |
| 1361 | lpfc_rcv_prli(phba, ndlp, cmdiocb); |
| 1362 | lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1363 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1364 | } |
| 1365 | |
| 1366 | static uint32_t |
| 1367 | lpfc_rcv_logo_unmap_node(struct lpfc_hba * phba, |
| 1368 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1369 | { |
| 1370 | struct lpfc_iocbq *cmdiocb; |
| 1371 | |
| 1372 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1373 | |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1374 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1375 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1376 | } |
| 1377 | |
| 1378 | static uint32_t |
| 1379 | lpfc_rcv_padisc_unmap_node(struct lpfc_hba * phba, |
| 1380 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1381 | { |
| 1382 | struct lpfc_iocbq *cmdiocb; |
| 1383 | |
| 1384 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1385 | |
| 1386 | lpfc_rcv_padisc(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1387 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1388 | } |
| 1389 | |
| 1390 | static uint32_t |
| 1391 | lpfc_rcv_prlo_unmap_node(struct lpfc_hba * phba, |
| 1392 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1393 | { |
| 1394 | struct lpfc_iocbq *cmdiocb; |
| 1395 | |
| 1396 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1397 | |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1398 | lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1399 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1400 | } |
| 1401 | |
| 1402 | static uint32_t |
| 1403 | lpfc_device_recov_unmap_node(struct lpfc_hba * phba, |
| 1404 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1405 | { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1406 | ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1407 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1408 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1409 | lpfc_disc_set_adisc(phba, ndlp); |
| 1410 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1411 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1412 | } |
| 1413 | |
| 1414 | static uint32_t |
| 1415 | lpfc_rcv_plogi_mapped_node(struct lpfc_hba * phba, |
| 1416 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1417 | { |
| 1418 | struct lpfc_iocbq *cmdiocb; |
| 1419 | |
| 1420 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1421 | |
| 1422 | lpfc_rcv_plogi(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1423 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1424 | } |
| 1425 | |
| 1426 | static uint32_t |
| 1427 | lpfc_rcv_prli_mapped_node(struct lpfc_hba * phba, |
| 1428 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1429 | { |
| 1430 | struct lpfc_iocbq *cmdiocb; |
| 1431 | |
| 1432 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1433 | |
| 1434 | lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1435 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1436 | } |
| 1437 | |
| 1438 | static uint32_t |
| 1439 | lpfc_rcv_logo_mapped_node(struct lpfc_hba * phba, |
| 1440 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1441 | { |
| 1442 | struct lpfc_iocbq *cmdiocb; |
| 1443 | |
| 1444 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1445 | |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1446 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1447 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1448 | } |
| 1449 | |
| 1450 | static uint32_t |
| 1451 | lpfc_rcv_padisc_mapped_node(struct lpfc_hba * phba, |
| 1452 | struct lpfc_nodelist * ndlp, void *arg, |
| 1453 | uint32_t evt) |
| 1454 | { |
| 1455 | struct lpfc_iocbq *cmdiocb; |
| 1456 | |
| 1457 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1458 | |
| 1459 | lpfc_rcv_padisc(phba, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1460 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1461 | } |
| 1462 | |
| 1463 | static uint32_t |
| 1464 | lpfc_rcv_prlo_mapped_node(struct lpfc_hba * phba, |
| 1465 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1466 | { |
| 1467 | struct lpfc_iocbq *cmdiocb; |
| 1468 | |
| 1469 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1470 | |
| 1471 | /* flush the target */ |
| 1472 | spin_lock_irq(phba->host->host_lock); |
| 1473 | lpfc_sli_abort_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring], |
| 1474 | ndlp->nlp_sid, 0, 0, LPFC_CTX_TGT); |
| 1475 | spin_unlock_irq(phba->host->host_lock); |
| 1476 | |
| 1477 | /* Treat like rcv logo */ |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1478 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_PRLO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1479 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1480 | } |
| 1481 | |
| 1482 | static uint32_t |
| 1483 | lpfc_device_recov_mapped_node(struct lpfc_hba * phba, |
| 1484 | struct lpfc_nodelist * ndlp, void *arg, |
| 1485 | uint32_t evt) |
| 1486 | { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1487 | ndlp->nlp_prev_state = NLP_STE_MAPPED_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1488 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1489 | spin_lock_irq(phba->host->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1490 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1491 | spin_unlock_irq(phba->host->host_lock); |
| 1492 | lpfc_disc_set_adisc(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1493 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1494 | } |
| 1495 | |
| 1496 | static uint32_t |
| 1497 | lpfc_rcv_plogi_npr_node(struct lpfc_hba * phba, |
| 1498 | struct lpfc_nodelist * ndlp, void *arg, |
| 1499 | uint32_t evt) |
| 1500 | { |
| 1501 | struct lpfc_iocbq *cmdiocb; |
| 1502 | |
| 1503 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1504 | |
| 1505 | /* Ignore PLOGI if we have an outstanding LOGO */ |
| 1506 | if (ndlp->nlp_flag & NLP_LOGO_SND) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1507 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1508 | } |
| 1509 | |
| 1510 | if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) { |
| 1511 | spin_lock_irq(phba->host->host_lock); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1512 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1513 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1514 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1515 | } |
| 1516 | |
| 1517 | /* send PLOGI immediately, move to PLOGI issue state */ |
| 1518 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1519 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1520 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_PLOGI_ISSUE); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1521 | lpfc_issue_els_plogi(phba, ndlp->nlp_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1522 | } |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1523 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1524 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1525 | } |
| 1526 | |
| 1527 | static uint32_t |
| 1528 | lpfc_rcv_prli_npr_node(struct lpfc_hba * phba, |
| 1529 | struct lpfc_nodelist * ndlp, void *arg, |
| 1530 | uint32_t evt) |
| 1531 | { |
| 1532 | struct lpfc_iocbq *cmdiocb; |
| 1533 | struct ls_rjt stat; |
| 1534 | |
| 1535 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1536 | |
| 1537 | memset(&stat, 0, sizeof (struct ls_rjt)); |
| 1538 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 1539 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; |
| 1540 | lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); |
| 1541 | |
| 1542 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { |
| 1543 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1544 | spin_lock_irq(phba->host->host_lock); |
| 1545 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
| 1546 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1547 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1548 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_ADISC_ISSUE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1549 | lpfc_issue_els_adisc(phba, ndlp, 0); |
| 1550 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1551 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1552 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_PLOGI_ISSUE); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1553 | lpfc_issue_els_plogi(phba, ndlp->nlp_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1554 | } |
| 1555 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1556 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1557 | } |
| 1558 | |
| 1559 | static uint32_t |
| 1560 | lpfc_rcv_logo_npr_node(struct lpfc_hba * phba, |
| 1561 | struct lpfc_nodelist * ndlp, void *arg, |
| 1562 | uint32_t evt) |
| 1563 | { |
| 1564 | struct lpfc_iocbq *cmdiocb; |
| 1565 | |
| 1566 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1567 | |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 1568 | lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1569 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1570 | } |
| 1571 | |
| 1572 | static uint32_t |
| 1573 | lpfc_rcv_padisc_npr_node(struct lpfc_hba * phba, |
| 1574 | struct lpfc_nodelist * ndlp, void *arg, |
| 1575 | uint32_t evt) |
| 1576 | { |
| 1577 | struct lpfc_iocbq *cmdiocb; |
| 1578 | |
| 1579 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1580 | |
| 1581 | lpfc_rcv_padisc(phba, ndlp, cmdiocb); |
| 1582 | |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 1583 | /* |
| 1584 | * Do not start discovery if discovery is about to start |
| 1585 | * or discovery in progress for this node. Starting discovery |
| 1586 | * here will affect the counting of discovery threads. |
| 1587 | */ |
James Smart | 2fb9bd8 | 2006-12-02 13:33:57 -0500 | [diff] [blame] | 1588 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO) && |
| 1589 | !(ndlp->nlp_flag & NLP_NPR_2B_DISC)){ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1590 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1591 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1592 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_ADISC_ISSUE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1593 | lpfc_issue_els_adisc(phba, ndlp, 0); |
| 1594 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1595 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1596 | lpfc_nlp_set_state(phba, ndlp, NLP_STE_PLOGI_ISSUE); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1597 | lpfc_issue_els_plogi(phba, ndlp->nlp_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1598 | } |
| 1599 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1600 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1601 | } |
| 1602 | |
| 1603 | static uint32_t |
| 1604 | lpfc_rcv_prlo_npr_node(struct lpfc_hba * phba, |
| 1605 | struct lpfc_nodelist * ndlp, void *arg, |
| 1606 | uint32_t evt) |
| 1607 | { |
| 1608 | struct lpfc_iocbq *cmdiocb; |
| 1609 | |
| 1610 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1611 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1612 | spin_lock_irq(phba->host->host_lock); |
| 1613 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
| 1614 | spin_unlock_irq(phba->host->host_lock); |
| 1615 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1616 | lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0); |
| 1617 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1618 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { |
| 1619 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
| 1620 | spin_lock_irq(phba->host->host_lock); |
| 1621 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
| 1622 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
| 1623 | spin_unlock_irq(phba->host->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1624 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1625 | } else { |
| 1626 | spin_lock_irq(phba->host->host_lock); |
| 1627 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
| 1628 | spin_unlock_irq(phba->host->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1629 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1630 | return ndlp->nlp_state; |
| 1631 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1632 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1633 | static uint32_t |
| 1634 | lpfc_cmpl_plogi_npr_node(struct lpfc_hba * phba, |
| 1635 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1636 | { |
| 1637 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1638 | IOCB_t *irsp; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1639 | |
| 1640 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1641 | rspiocb = cmdiocb->context_un.rsp_iocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1642 | |
| 1643 | irsp = &rspiocb->iocb; |
| 1644 | if (irsp->ulpStatus) { |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1645 | lpfc_drop_node(phba, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1646 | return NLP_STE_FREED_NODE; |
| 1647 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1648 | return ndlp->nlp_state; |
| 1649 | } |
| 1650 | |
| 1651 | static uint32_t |
| 1652 | lpfc_cmpl_prli_npr_node(struct lpfc_hba * phba, |
| 1653 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1654 | { |
| 1655 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1656 | IOCB_t *irsp; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1657 | |
| 1658 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1659 | rspiocb = cmdiocb->context_un.rsp_iocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1660 | |
| 1661 | irsp = &rspiocb->iocb; |
| 1662 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1663 | lpfc_drop_node(phba, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1664 | return NLP_STE_FREED_NODE; |
| 1665 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1666 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1667 | } |
| 1668 | |
| 1669 | static uint32_t |
| 1670 | lpfc_cmpl_logo_npr_node(struct lpfc_hba * phba, |
| 1671 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1672 | { |
| 1673 | lpfc_unreg_rpi(phba, ndlp); |
| 1674 | /* This routine does nothing, just return the current state */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1675 | return ndlp->nlp_state; |
| 1676 | } |
| 1677 | |
| 1678 | static uint32_t |
| 1679 | lpfc_cmpl_adisc_npr_node(struct lpfc_hba * phba, |
| 1680 | struct lpfc_nodelist * ndlp, void *arg, |
| 1681 | uint32_t evt) |
| 1682 | { |
| 1683 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1684 | IOCB_t *irsp; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1685 | |
| 1686 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1687 | rspiocb = cmdiocb->context_un.rsp_iocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1688 | |
| 1689 | irsp = &rspiocb->iocb; |
| 1690 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1691 | lpfc_drop_node(phba, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1692 | return NLP_STE_FREED_NODE; |
| 1693 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1694 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1695 | } |
| 1696 | |
| 1697 | static uint32_t |
| 1698 | lpfc_cmpl_reglogin_npr_node(struct lpfc_hba * phba, |
| 1699 | struct lpfc_nodelist * ndlp, void *arg, |
| 1700 | uint32_t evt) |
| 1701 | { |
| 1702 | LPFC_MBOXQ_t *pmb; |
| 1703 | MAILBOX_t *mb; |
| 1704 | |
| 1705 | pmb = (LPFC_MBOXQ_t *) arg; |
| 1706 | mb = &pmb->mb; |
| 1707 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1708 | if (!mb->mbxStatus) |
| 1709 | ndlp->nlp_rpi = mb->un.varWords[0]; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1710 | else { |
| 1711 | if (ndlp->nlp_flag & NLP_NODEV_REMOVE) { |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1712 | lpfc_drop_node(phba, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1713 | return NLP_STE_FREED_NODE; |
| 1714 | } |
| 1715 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1716 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1717 | } |
| 1718 | |
| 1719 | static uint32_t |
| 1720 | lpfc_device_rm_npr_node(struct lpfc_hba * phba, |
| 1721 | struct lpfc_nodelist * ndlp, void *arg, |
| 1722 | uint32_t evt) |
| 1723 | { |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1724 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 1725 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
| 1726 | return ndlp->nlp_state; |
| 1727 | } |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 1728 | lpfc_drop_node(phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1729 | return NLP_STE_FREED_NODE; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1730 | } |
| 1731 | |
| 1732 | static uint32_t |
| 1733 | lpfc_device_recov_npr_node(struct lpfc_hba * phba, |
| 1734 | struct lpfc_nodelist * ndlp, void *arg, |
| 1735 | uint32_t evt) |
| 1736 | { |
| 1737 | spin_lock_irq(phba->host->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1738 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1739 | spin_unlock_irq(phba->host->host_lock); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1740 | if (ndlp->nlp_flag & NLP_DELAY_TMO) { |
| 1741 | lpfc_cancel_retry_delay_tmo(phba, ndlp); |
| 1742 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1743 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1744 | } |
| 1745 | |
| 1746 | |
| 1747 | /* This next section defines the NPort Discovery State Machine */ |
| 1748 | |
| 1749 | /* There are 4 different double linked lists nodelist entries can reside on. |
| 1750 | * The plogi list and adisc list are used when Link Up discovery or RSCN |
| 1751 | * processing is needed. Each list holds the nodes that we will send PLOGI |
| 1752 | * or ADISC on. These lists will keep track of what nodes will be effected |
| 1753 | * by an RSCN, or a Link Up (Typically, all nodes are effected on Link Up). |
| 1754 | * The unmapped_list will contain all nodes that we have successfully logged |
| 1755 | * into at the Fibre Channel level. The mapped_list will contain all nodes |
| 1756 | * that are mapped FCP targets. |
| 1757 | */ |
| 1758 | /* |
| 1759 | * The bind list is a list of undiscovered (potentially non-existent) nodes |
| 1760 | * that we have saved binding information on. This information is used when |
| 1761 | * nodes transition from the unmapped to the mapped list. |
| 1762 | */ |
| 1763 | /* For UNUSED_NODE state, the node has just been allocated . |
| 1764 | * For PLOGI_ISSUE and REG_LOGIN_ISSUE, the node is on |
| 1765 | * the PLOGI list. For REG_LOGIN_COMPL, the node is taken off the PLOGI list |
| 1766 | * and put on the unmapped list. For ADISC processing, the node is taken off |
| 1767 | * the ADISC list and placed on either the mapped or unmapped list (depending |
| 1768 | * on its previous state). Once on the unmapped list, a PRLI is issued and the |
| 1769 | * state changed to PRLI_ISSUE. When the PRLI completion occurs, the state is |
| 1770 | * changed to UNMAPPED_NODE. If the completion indicates a mapped |
| 1771 | * node, the node is taken off the unmapped list. The binding list is checked |
| 1772 | * for a valid binding, or a binding is automatically assigned. If binding |
| 1773 | * assignment is unsuccessful, the node is left on the unmapped list. If |
| 1774 | * binding assignment is successful, the associated binding list entry (if |
| 1775 | * any) is removed, and the node is placed on the mapped list. |
| 1776 | */ |
| 1777 | /* |
| 1778 | * For a Link Down, all nodes on the ADISC, PLOGI, unmapped or mapped |
James Smart | c01f320 | 2006-08-18 17:47:08 -0400 | [diff] [blame] | 1779 | * lists will receive a DEVICE_RECOVERY event. If the linkdown or devloss timers |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1780 | * expire, all effected nodes will receive a DEVICE_RM event. |
| 1781 | */ |
| 1782 | /* |
| 1783 | * For a Link Up or RSCN, all nodes will move from the mapped / unmapped lists |
| 1784 | * to either the ADISC or PLOGI list. After a Nameserver query or ALPA loopmap |
| 1785 | * check, additional nodes may be added or removed (via DEVICE_RM) to / from |
| 1786 | * the PLOGI or ADISC lists. Once the PLOGI and ADISC lists are populated, |
| 1787 | * we will first process the ADISC list. 32 entries are processed initially and |
| 1788 | * ADISC is initited for each one. Completions / Events for each node are |
| 1789 | * funnelled thru the state machine. As each node finishes ADISC processing, it |
| 1790 | * starts ADISC for any nodes waiting for ADISC processing. If no nodes are |
| 1791 | * waiting, and the ADISC list count is identically 0, then we are done. For |
| 1792 | * Link Up discovery, since all nodes on the PLOGI list are UNREG_LOGIN'ed, we |
| 1793 | * can issue a CLEAR_LA and reenable Link Events. Next we will process the PLOGI |
| 1794 | * list. 32 entries are processed initially and PLOGI is initited for each one. |
| 1795 | * Completions / Events for each node are funnelled thru the state machine. As |
| 1796 | * each node finishes PLOGI processing, it starts PLOGI for any nodes waiting |
| 1797 | * for PLOGI processing. If no nodes are waiting, and the PLOGI list count is |
| 1798 | * indentically 0, then we are done. We have now completed discovery / RSCN |
| 1799 | * handling. Upon completion, ALL nodes should be on either the mapped or |
| 1800 | * unmapped lists. |
| 1801 | */ |
| 1802 | |
| 1803 | static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT]) |
| 1804 | (struct lpfc_hba *, struct lpfc_nodelist *, void *, uint32_t) = { |
| 1805 | /* Action routine Event Current State */ |
| 1806 | lpfc_rcv_plogi_unused_node, /* RCV_PLOGI UNUSED_NODE */ |
| 1807 | lpfc_rcv_els_unused_node, /* RCV_PRLI */ |
| 1808 | lpfc_rcv_logo_unused_node, /* RCV_LOGO */ |
| 1809 | lpfc_rcv_els_unused_node, /* RCV_ADISC */ |
| 1810 | lpfc_rcv_els_unused_node, /* RCV_PDISC */ |
| 1811 | lpfc_rcv_els_unused_node, /* RCV_PRLO */ |
| 1812 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 1813 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 1814 | lpfc_cmpl_logo_unused_node, /* CMPL_LOGO */ |
| 1815 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 1816 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 1817 | lpfc_device_rm_unused_node, /* DEVICE_RM */ |
| 1818 | lpfc_disc_illegal, /* DEVICE_RECOVERY */ |
| 1819 | |
| 1820 | lpfc_rcv_plogi_plogi_issue, /* RCV_PLOGI PLOGI_ISSUE */ |
| 1821 | lpfc_rcv_els_plogi_issue, /* RCV_PRLI */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1822 | lpfc_rcv_logo_plogi_issue, /* RCV_LOGO */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1823 | lpfc_rcv_els_plogi_issue, /* RCV_ADISC */ |
| 1824 | lpfc_rcv_els_plogi_issue, /* RCV_PDISC */ |
| 1825 | lpfc_rcv_els_plogi_issue, /* RCV_PRLO */ |
| 1826 | lpfc_cmpl_plogi_plogi_issue, /* CMPL_PLOGI */ |
| 1827 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 1828 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 1829 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 1830 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 1831 | lpfc_device_rm_plogi_issue, /* DEVICE_RM */ |
| 1832 | lpfc_device_recov_plogi_issue, /* DEVICE_RECOVERY */ |
| 1833 | |
| 1834 | lpfc_rcv_plogi_adisc_issue, /* RCV_PLOGI ADISC_ISSUE */ |
| 1835 | lpfc_rcv_prli_adisc_issue, /* RCV_PRLI */ |
| 1836 | lpfc_rcv_logo_adisc_issue, /* RCV_LOGO */ |
| 1837 | lpfc_rcv_padisc_adisc_issue, /* RCV_ADISC */ |
| 1838 | lpfc_rcv_padisc_adisc_issue, /* RCV_PDISC */ |
| 1839 | lpfc_rcv_prlo_adisc_issue, /* RCV_PRLO */ |
| 1840 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 1841 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 1842 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 1843 | lpfc_cmpl_adisc_adisc_issue, /* CMPL_ADISC */ |
| 1844 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 1845 | lpfc_device_rm_adisc_issue, /* DEVICE_RM */ |
| 1846 | lpfc_device_recov_adisc_issue, /* DEVICE_RECOVERY */ |
| 1847 | |
| 1848 | lpfc_rcv_plogi_reglogin_issue, /* RCV_PLOGI REG_LOGIN_ISSUE */ |
| 1849 | lpfc_rcv_prli_reglogin_issue, /* RCV_PLOGI */ |
| 1850 | lpfc_rcv_logo_reglogin_issue, /* RCV_LOGO */ |
| 1851 | lpfc_rcv_padisc_reglogin_issue, /* RCV_ADISC */ |
| 1852 | lpfc_rcv_padisc_reglogin_issue, /* RCV_PDISC */ |
| 1853 | lpfc_rcv_prlo_reglogin_issue, /* RCV_PRLO */ |
| 1854 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 1855 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 1856 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 1857 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 1858 | lpfc_cmpl_reglogin_reglogin_issue,/* CMPL_REG_LOGIN */ |
| 1859 | lpfc_device_rm_reglogin_issue, /* DEVICE_RM */ |
| 1860 | lpfc_device_recov_reglogin_issue,/* DEVICE_RECOVERY */ |
| 1861 | |
| 1862 | lpfc_rcv_plogi_prli_issue, /* RCV_PLOGI PRLI_ISSUE */ |
| 1863 | lpfc_rcv_prli_prli_issue, /* RCV_PRLI */ |
| 1864 | lpfc_rcv_logo_prli_issue, /* RCV_LOGO */ |
| 1865 | lpfc_rcv_padisc_prli_issue, /* RCV_ADISC */ |
| 1866 | lpfc_rcv_padisc_prli_issue, /* RCV_PDISC */ |
| 1867 | lpfc_rcv_prlo_prli_issue, /* RCV_PRLO */ |
| 1868 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 1869 | lpfc_cmpl_prli_prli_issue, /* CMPL_PRLI */ |
| 1870 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 1871 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 1872 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 1873 | lpfc_device_rm_prli_issue, /* DEVICE_RM */ |
| 1874 | lpfc_device_recov_prli_issue, /* DEVICE_RECOVERY */ |
| 1875 | |
| 1876 | lpfc_rcv_plogi_unmap_node, /* RCV_PLOGI UNMAPPED_NODE */ |
| 1877 | lpfc_rcv_prli_unmap_node, /* RCV_PRLI */ |
| 1878 | lpfc_rcv_logo_unmap_node, /* RCV_LOGO */ |
| 1879 | lpfc_rcv_padisc_unmap_node, /* RCV_ADISC */ |
| 1880 | lpfc_rcv_padisc_unmap_node, /* RCV_PDISC */ |
| 1881 | lpfc_rcv_prlo_unmap_node, /* RCV_PRLO */ |
| 1882 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 1883 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 1884 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 1885 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 1886 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 1887 | lpfc_disc_illegal, /* DEVICE_RM */ |
| 1888 | lpfc_device_recov_unmap_node, /* DEVICE_RECOVERY */ |
| 1889 | |
| 1890 | lpfc_rcv_plogi_mapped_node, /* RCV_PLOGI MAPPED_NODE */ |
| 1891 | lpfc_rcv_prli_mapped_node, /* RCV_PRLI */ |
| 1892 | lpfc_rcv_logo_mapped_node, /* RCV_LOGO */ |
| 1893 | lpfc_rcv_padisc_mapped_node, /* RCV_ADISC */ |
| 1894 | lpfc_rcv_padisc_mapped_node, /* RCV_PDISC */ |
| 1895 | lpfc_rcv_prlo_mapped_node, /* RCV_PRLO */ |
| 1896 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 1897 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 1898 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 1899 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 1900 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 1901 | lpfc_disc_illegal, /* DEVICE_RM */ |
| 1902 | lpfc_device_recov_mapped_node, /* DEVICE_RECOVERY */ |
| 1903 | |
| 1904 | lpfc_rcv_plogi_npr_node, /* RCV_PLOGI NPR_NODE */ |
| 1905 | lpfc_rcv_prli_npr_node, /* RCV_PRLI */ |
| 1906 | lpfc_rcv_logo_npr_node, /* RCV_LOGO */ |
| 1907 | lpfc_rcv_padisc_npr_node, /* RCV_ADISC */ |
| 1908 | lpfc_rcv_padisc_npr_node, /* RCV_PDISC */ |
| 1909 | lpfc_rcv_prlo_npr_node, /* RCV_PRLO */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1910 | lpfc_cmpl_plogi_npr_node, /* CMPL_PLOGI */ |
| 1911 | lpfc_cmpl_prli_npr_node, /* CMPL_PRLI */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1912 | lpfc_cmpl_logo_npr_node, /* CMPL_LOGO */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1913 | lpfc_cmpl_adisc_npr_node, /* CMPL_ADISC */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1914 | lpfc_cmpl_reglogin_npr_node, /* CMPL_REG_LOGIN */ |
| 1915 | lpfc_device_rm_npr_node, /* DEVICE_RM */ |
| 1916 | lpfc_device_recov_npr_node, /* DEVICE_RECOVERY */ |
| 1917 | }; |
| 1918 | |
| 1919 | int |
| 1920 | lpfc_disc_state_machine(struct lpfc_hba * phba, |
| 1921 | struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) |
| 1922 | { |
| 1923 | uint32_t cur_state, rc; |
| 1924 | uint32_t(*func) (struct lpfc_hba *, struct lpfc_nodelist *, void *, |
| 1925 | uint32_t); |
| 1926 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1927 | lpfc_nlp_get(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1928 | cur_state = ndlp->nlp_state; |
| 1929 | |
| 1930 | /* DSM in event <evt> on NPort <nlp_DID> in state <cur_state> */ |
| 1931 | lpfc_printf_log(phba, |
| 1932 | KERN_INFO, |
| 1933 | LOG_DISCOVERY, |
| 1934 | "%d:0211 DSM in event x%x on NPort x%x in state %d " |
| 1935 | "Data: x%x\n", |
| 1936 | phba->brd_no, |
| 1937 | evt, ndlp->nlp_DID, cur_state, ndlp->nlp_flag); |
| 1938 | |
| 1939 | func = lpfc_disc_action[(cur_state * NLP_EVT_MAX_EVENT) + evt]; |
| 1940 | rc = (func) (phba, ndlp, arg, evt); |
| 1941 | |
| 1942 | /* DSM out state <rc> on NPort <nlp_DID> */ |
| 1943 | lpfc_printf_log(phba, |
| 1944 | KERN_INFO, |
| 1945 | LOG_DISCOVERY, |
| 1946 | "%d:0212 DSM out state %d on NPort x%x Data: x%x\n", |
| 1947 | phba->brd_no, |
| 1948 | rc, ndlp->nlp_DID, ndlp->nlp_flag); |
| 1949 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1950 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1951 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1952 | return rc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1953 | } |