James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1 | /******************************************************************* |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 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 | d8e93df | 2009-05-22 14:53:05 -0400 | [diff] [blame] | 4 | * Copyright (C) 2004-2009 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> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 24 | #include <linux/slab.h> |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 25 | #include <linux/interrupt.h> |
| 26 | |
James.Smart@Emulex.Com | 9188652 | 2005-08-10 15:03:09 -0400 | [diff] [blame] | 27 | #include <scsi/scsi.h> |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 28 | #include <scsi/scsi_device.h> |
| 29 | #include <scsi/scsi_host.h> |
| 30 | #include <scsi/scsi_transport_fc.h> |
| 31 | |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 32 | #include "lpfc_hw4.h" |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 33 | #include "lpfc_hw.h" |
| 34 | #include "lpfc_sli.h" |
James Smart | da0436e | 2009-05-22 14:51:39 -0400 | [diff] [blame] | 35 | #include "lpfc_sli4.h" |
James Smart | ea2151b | 2008-09-07 11:52:10 -0400 | [diff] [blame] | 36 | #include "lpfc_nl.h" |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 37 | #include "lpfc_disc.h" |
| 38 | #include "lpfc_scsi.h" |
| 39 | #include "lpfc.h" |
| 40 | #include "lpfc_logmsg.h" |
| 41 | #include "lpfc_crtn.h" |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 42 | #include "lpfc_vport.h" |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 43 | #include "lpfc_debugfs.h" |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 44 | |
| 45 | |
| 46 | /* Called to verify a rcv'ed ADISC was intended for us. */ |
| 47 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 48 | lpfc_check_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 49 | struct lpfc_name *nn, struct lpfc_name *pn) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 50 | { |
| 51 | /* Compare the ADISC rsp WWNN / WWPN matches our internal node |
| 52 | * table entry for that node. |
| 53 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 54 | if (memcmp(nn, &ndlp->nlp_nodename, sizeof (struct lpfc_name))) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 55 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 56 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 57 | if (memcmp(pn, &ndlp->nlp_portname, sizeof (struct lpfc_name))) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 58 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 59 | |
| 60 | /* we match, return success */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 61 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 62 | } |
| 63 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 64 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 65 | lpfc_check_sparm(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 66 | struct serv_parm *sp, uint32_t class, int flogi) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 67 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 68 | volatile struct serv_parm *hsp = &vport->fc_sparam; |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 69 | uint16_t hsp_value, ssp_value = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 70 | |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 71 | /* |
| 72 | * The receive data field size and buffer-to-buffer receive data field |
| 73 | * size entries are 16 bits but are represented as two 8-bit fields in |
| 74 | * the driver data structure to account for rsvd bits and other control |
| 75 | * bits. Reconstruct and compare the fields as a 16-bit values before |
| 76 | * correcting the byte values. |
| 77 | */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 78 | if (sp->cls1.classValid) { |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 79 | if (!flogi) { |
| 80 | hsp_value = ((hsp->cls1.rcvDataSizeMsb << 8) | |
| 81 | hsp->cls1.rcvDataSizeLsb); |
| 82 | ssp_value = ((sp->cls1.rcvDataSizeMsb << 8) | |
| 83 | sp->cls1.rcvDataSizeLsb); |
| 84 | if (!ssp_value) |
| 85 | goto bad_service_param; |
| 86 | if (ssp_value > hsp_value) { |
| 87 | sp->cls1.rcvDataSizeLsb = |
| 88 | hsp->cls1.rcvDataSizeLsb; |
| 89 | sp->cls1.rcvDataSizeMsb = |
| 90 | hsp->cls1.rcvDataSizeMsb; |
| 91 | } |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 92 | } |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 93 | } else if (class == CLASS1) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 94 | goto bad_service_param; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 95 | if (sp->cls2.classValid) { |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 96 | if (!flogi) { |
| 97 | hsp_value = ((hsp->cls2.rcvDataSizeMsb << 8) | |
| 98 | hsp->cls2.rcvDataSizeLsb); |
| 99 | ssp_value = ((sp->cls2.rcvDataSizeMsb << 8) | |
| 100 | sp->cls2.rcvDataSizeLsb); |
| 101 | if (!ssp_value) |
| 102 | goto bad_service_param; |
| 103 | if (ssp_value > hsp_value) { |
| 104 | sp->cls2.rcvDataSizeLsb = |
| 105 | hsp->cls2.rcvDataSizeLsb; |
| 106 | sp->cls2.rcvDataSizeMsb = |
| 107 | hsp->cls2.rcvDataSizeMsb; |
| 108 | } |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 109 | } |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 110 | } else if (class == CLASS2) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 111 | goto bad_service_param; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 112 | if (sp->cls3.classValid) { |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 113 | if (!flogi) { |
| 114 | hsp_value = ((hsp->cls3.rcvDataSizeMsb << 8) | |
| 115 | hsp->cls3.rcvDataSizeLsb); |
| 116 | ssp_value = ((sp->cls3.rcvDataSizeMsb << 8) | |
| 117 | sp->cls3.rcvDataSizeLsb); |
| 118 | if (!ssp_value) |
| 119 | goto bad_service_param; |
| 120 | if (ssp_value > hsp_value) { |
| 121 | sp->cls3.rcvDataSizeLsb = |
| 122 | hsp->cls3.rcvDataSizeLsb; |
| 123 | sp->cls3.rcvDataSizeMsb = |
| 124 | hsp->cls3.rcvDataSizeMsb; |
| 125 | } |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 126 | } |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 127 | } else if (class == CLASS3) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 128 | goto bad_service_param; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 129 | |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 130 | /* |
| 131 | * Preserve the upper four bits of the MSB from the PLOGI response. |
| 132 | * These bits contain the Buffer-to-Buffer State Change Number |
| 133 | * from the target and need to be passed to the FW. |
| 134 | */ |
| 135 | hsp_value = (hsp->cmn.bbRcvSizeMsb << 8) | hsp->cmn.bbRcvSizeLsb; |
| 136 | ssp_value = (sp->cmn.bbRcvSizeMsb << 8) | sp->cmn.bbRcvSizeLsb; |
| 137 | if (ssp_value > hsp_value) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 138 | sp->cmn.bbRcvSizeLsb = hsp->cmn.bbRcvSizeLsb; |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 139 | sp->cmn.bbRcvSizeMsb = (sp->cmn.bbRcvSizeMsb & 0xF0) | |
| 140 | (hsp->cmn.bbRcvSizeMsb & 0x0F); |
| 141 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 142 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 143 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, sizeof (struct lpfc_name)); |
| 144 | memcpy(&ndlp->nlp_portname, &sp->portName, sizeof (struct lpfc_name)); |
James.Smart@Emulex.Com | 2fb70f7 | 2005-11-28 11:41:24 -0500 | [diff] [blame] | 145 | return 1; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 146 | bad_service_param: |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 147 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
| 148 | "0207 Device %x " |
| 149 | "(%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x) sent " |
| 150 | "invalid service parameters. Ignoring device.\n", |
| 151 | ndlp->nlp_DID, |
| 152 | sp->nodeName.u.wwn[0], sp->nodeName.u.wwn[1], |
| 153 | sp->nodeName.u.wwn[2], sp->nodeName.u.wwn[3], |
| 154 | sp->nodeName.u.wwn[4], sp->nodeName.u.wwn[5], |
| 155 | sp->nodeName.u.wwn[6], sp->nodeName.u.wwn[7]); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 156 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 157 | } |
| 158 | |
| 159 | static void * |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 160 | lpfc_check_elscmpl_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 161 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 162 | { |
| 163 | struct lpfc_dmabuf *pcmd, *prsp; |
| 164 | uint32_t *lp; |
| 165 | void *ptr = NULL; |
| 166 | IOCB_t *irsp; |
| 167 | |
| 168 | irsp = &rspiocb->iocb; |
| 169 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 170 | |
| 171 | /* For lpfc_els_abort, context2 could be zero'ed to delay |
| 172 | * freeing associated memory till after ABTS completes. |
| 173 | */ |
| 174 | if (pcmd) { |
| 175 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, |
| 176 | list); |
| 177 | if (prsp) { |
| 178 | lp = (uint32_t *) prsp->virt; |
| 179 | ptr = (void *)((uint8_t *)lp + sizeof(uint32_t)); |
| 180 | } |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 181 | } else { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 182 | /* Force ulpStatus error since we are returning NULL ptr */ |
| 183 | if (!(irsp->ulpStatus)) { |
| 184 | irsp->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 185 | irsp->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 186 | } |
| 187 | ptr = NULL; |
| 188 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 189 | return ptr; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 190 | } |
| 191 | |
| 192 | |
James Smart | 2a9bf3d | 2010-06-07 15:24:45 -0400 | [diff] [blame] | 193 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 194 | /* |
| 195 | * Free resources / clean up outstanding I/Os |
| 196 | * associated with a LPFC_NODELIST entry. This |
| 197 | * routine effectively results in a "software abort". |
| 198 | */ |
| 199 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 200 | lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 201 | { |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 202 | LIST_HEAD(completions); |
James Smart | 2a9bf3d | 2010-06-07 15:24:45 -0400 | [diff] [blame] | 203 | LIST_HEAD(txcmplq_completions); |
| 204 | LIST_HEAD(abort_list); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 205 | struct lpfc_sli *psli = &phba->sli; |
| 206 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 207 | struct lpfc_iocbq *iocb, *next_iocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 208 | |
| 209 | /* Abort outstanding I/O on NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 210 | lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_DISCOVERY, |
James Smart | 2a9bf3d | 2010-06-07 15:24:45 -0400 | [diff] [blame] | 211 | "2819 Abort outstanding I/O on NPort x%x " |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 212 | "Data: x%x x%x x%x\n", |
| 213 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 214 | ndlp->nlp_rpi); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 215 | |
| 216 | lpfc_fabric_abort_nport(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 217 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 218 | /* First check the txq */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 219 | spin_lock_irq(&phba->hbalock); |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 220 | list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 221 | /* Check to see if iocb matches the nport we are looking for */ |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 222 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 223 | /* It matches, so deque and call compl with anp error */ |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 224 | list_move_tail(&iocb->list, &completions); |
| 225 | pring->txq_cnt--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 226 | } |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 227 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 228 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 229 | /* Next check the txcmplq */ |
James Smart | 2a9bf3d | 2010-06-07 15:24:45 -0400 | [diff] [blame] | 230 | list_splice_init(&pring->txcmplq, &txcmplq_completions); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 231 | spin_unlock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 232 | |
James Smart | 2a9bf3d | 2010-06-07 15:24:45 -0400 | [diff] [blame] | 233 | list_for_each_entry_safe(iocb, next_iocb, &txcmplq_completions, list) { |
| 234 | /* Check to see if iocb matches the nport we are looking for */ |
| 235 | if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) |
| 236 | list_add_tail(&iocb->dlist, &abort_list); |
| 237 | } |
| 238 | spin_lock_irq(&phba->hbalock); |
| 239 | list_splice(&txcmplq_completions, &pring->txcmplq); |
| 240 | spin_unlock_irq(&phba->hbalock); |
| 241 | |
| 242 | list_for_each_entry_safe(iocb, next_iocb, &abort_list, dlist) { |
| 243 | spin_lock_irq(&phba->hbalock); |
| 244 | list_del_init(&iocb->dlist); |
| 245 | lpfc_sli_issue_abort_iotag(phba, pring, iocb); |
| 246 | spin_unlock_irq(&phba->hbalock); |
| 247 | } |
| 248 | |
James Smart | a257bf9 | 2009-04-06 18:48:10 -0400 | [diff] [blame] | 249 | /* Cancel all the IOCBs from the completions list */ |
| 250 | lpfc_sli_cancel_iocbs(phba, &completions, IOSTAT_LOCAL_REJECT, |
| 251 | IOERR_SLI_ABORTED); |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 252 | |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 253 | lpfc_cancel_retry_delay_tmo(phba->pport, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 254 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 255 | } |
| 256 | |
| 257 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 258 | lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 259 | struct lpfc_iocbq *cmdiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 260 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 261 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 262 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 263 | struct lpfc_dmabuf *pcmd; |
| 264 | uint32_t *lp; |
| 265 | IOCB_t *icmd; |
| 266 | struct serv_parm *sp; |
| 267 | LPFC_MBOXQ_t *mbox; |
| 268 | struct ls_rjt stat; |
| 269 | int rc; |
| 270 | |
| 271 | memset(&stat, 0, sizeof (struct ls_rjt)); |
James Smart | 695a814 | 2010-01-26 23:08:03 -0500 | [diff] [blame] | 272 | if (vport->port_state <= LPFC_FDISC) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 273 | /* Before responding to PLOGI, check for pt2pt mode. |
| 274 | * If we are pt2pt, with an outstanding FLOGI, abort |
| 275 | * the FLOGI and resend it first. |
| 276 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 277 | if (vport->fc_flag & FC_PT2PT) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 278 | lpfc_els_abort_flogi(phba); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 279 | if (!(vport->fc_flag & FC_PT2PT_PLOGI)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 280 | /* If the other side is supposed to initiate |
| 281 | * the PLOGI anyway, just ACC it now and |
| 282 | * move on with discovery. |
| 283 | */ |
| 284 | phba->fc_edtov = FF_DEF_EDTOV; |
| 285 | phba->fc_ratov = FF_DEF_RATOV; |
| 286 | /* Start discovery - this should just do |
| 287 | CLEAR_LA */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 288 | lpfc_disc_start(vport); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 289 | } else |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 290 | lpfc_initial_flogi(vport); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 291 | } else { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 292 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; |
| 293 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 294 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 295 | ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 296 | return 0; |
| 297 | } |
| 298 | } |
| 299 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 300 | lp = (uint32_t *) pcmd->virt; |
| 301 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
James Smart | a8adb83 | 2007-10-27 13:37:53 -0400 | [diff] [blame] | 302 | if (wwn_to_u64(sp->portName.u.wwn) == 0) { |
| 303 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 304 | "0140 PLOGI Reject: invalid nname\n"); |
| 305 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 306 | stat.un.b.lsRjtRsnCodeExp = LSEXP_INVALID_PNAME; |
| 307 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 308 | NULL); |
| 309 | return 0; |
| 310 | } |
| 311 | if (wwn_to_u64(sp->nodeName.u.wwn) == 0) { |
| 312 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 313 | "0141 PLOGI Reject: invalid pname\n"); |
| 314 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 315 | stat.un.b.lsRjtRsnCodeExp = LSEXP_INVALID_NNAME; |
| 316 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 317 | NULL); |
| 318 | return 0; |
| 319 | } |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 320 | if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3, 0) == 0)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 321 | /* Reject this request because invalid parameters */ |
| 322 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 323 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 324 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 325 | NULL); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 326 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 327 | } |
| 328 | icmd = &cmdiocb->iocb; |
| 329 | |
| 330 | /* PLOGI chkparm OK */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 331 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 332 | "0114 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", |
| 333 | ndlp->nlp_DID, ndlp->nlp_state, ndlp->nlp_flag, |
| 334 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 335 | |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 336 | if (vport->cfg_fcp_class == 2 && sp->cls2.classValid) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 337 | ndlp->nlp_fcp_info |= CLASS2; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 338 | else |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 339 | ndlp->nlp_fcp_info |= CLASS3; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 340 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 341 | ndlp->nlp_class_sup = 0; |
| 342 | if (sp->cls1.classValid) |
| 343 | ndlp->nlp_class_sup |= FC_COS_CLASS1; |
| 344 | if (sp->cls2.classValid) |
| 345 | ndlp->nlp_class_sup |= FC_COS_CLASS2; |
| 346 | if (sp->cls3.classValid) |
| 347 | ndlp->nlp_class_sup |= FC_COS_CLASS3; |
| 348 | if (sp->cls4.classValid) |
| 349 | ndlp->nlp_class_sup |= FC_COS_CLASS4; |
| 350 | ndlp->nlp_maxframe = |
| 351 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; |
| 352 | |
James Smart | 0558056 | 2011-05-24 11:40:48 -0400 | [diff] [blame] | 353 | /* 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] | 354 | switch (ndlp->nlp_state) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 355 | case NLP_STE_NPR_NODE: |
| 356 | if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) |
| 357 | break; |
| 358 | case NLP_STE_REG_LOGIN_ISSUE: |
| 359 | case NLP_STE_PRLI_ISSUE: |
| 360 | case NLP_STE_UNMAPPED_NODE: |
| 361 | case NLP_STE_MAPPED_NODE: |
James Smart | 0558056 | 2011-05-24 11:40:48 -0400 | [diff] [blame] | 362 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, NULL); |
| 363 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 364 | } |
| 365 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 366 | if ((vport->fc_flag & FC_PT2PT) && |
| 367 | !(vport->fc_flag & FC_PT2PT_PLOGI)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 368 | /* rcv'ed PLOGI decides what our NPortId will be */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 369 | vport->fc_myDID = icmd->un.rcvels.parmRo; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 370 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 371 | if (mbox == NULL) |
| 372 | goto out; |
| 373 | lpfc_config_link(phba, mbox); |
| 374 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 375 | mbox->vport = vport; |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 376 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 377 | if (rc == MBX_NOT_FINISHED) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 378 | mempool_free(mbox, phba->mbox_mem_pool); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 379 | goto out; |
| 380 | } |
| 381 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 382 | lpfc_can_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 383 | } |
| 384 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 385 | if (!mbox) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 386 | goto out; |
| 387 | |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 388 | rc = lpfc_reg_rpi(phba, vport->vpi, icmd->un.rcvels.remoteID, |
James Smart | 4042629 | 2010-12-15 17:58:10 -0500 | [diff] [blame] | 389 | (uint8_t *) sp, mbox, ndlp->nlp_rpi); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 390 | if (rc) { |
| 391 | mempool_free(mbox, phba->mbox_mem_pool); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 392 | goto out; |
| 393 | } |
| 394 | |
| 395 | /* ACC PLOGI rsp command needs to execute first, |
| 396 | * queue this mbox command to be processed later. |
| 397 | */ |
| 398 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 399 | /* |
| 400 | * mbox->context2 = lpfc_nlp_get(ndlp) deferred until mailbox |
| 401 | * command issued in lpfc_cmpl_els_acc(). |
| 402 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 403 | mbox->vport = vport; |
| 404 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 405 | ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 406 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 407 | |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 408 | /* |
| 409 | * If there is an outstanding PLOGI issued, abort it before |
| 410 | * sending ACC rsp for received PLOGI. If pending plogi |
| 411 | * is not canceled here, the plogi will be rejected by |
| 412 | * remote port and will be retried. On a configuration with |
| 413 | * single discovery thread, this will cause a huge delay in |
| 414 | * discovery. Also this will cause multiple state machines |
| 415 | * running in parallel for this node. |
| 416 | */ |
| 417 | if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) { |
| 418 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 419 | lpfc_els_abort(phba, ndlp); |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 420 | } |
| 421 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 422 | if ((vport->port_type == LPFC_NPIV_PORT && |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 423 | vport->cfg_restrict_login)) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 424 | |
| 425 | /* In order to preserve RPIs, we want to cleanup |
| 426 | * the default RPI the firmware created to rcv |
| 427 | * this ELS request. The only way to do this is |
| 428 | * to register, then unregister the RPI. |
| 429 | */ |
| 430 | spin_lock_irq(shost->host_lock); |
| 431 | ndlp->nlp_flag |= NLP_RM_DFLT_RPI; |
| 432 | spin_unlock_irq(shost->host_lock); |
| 433 | stat.un.b.lsRjtRsnCode = LSRJT_INVALID_CMD; |
| 434 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; |
| 435 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, |
| 436 | ndlp, mbox); |
| 437 | return 1; |
| 438 | } |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 439 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 440 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 441 | out: |
| 442 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 443 | stat.un.b.lsRjtRsnCodeExp = LSEXP_OUT_OF_RESOURCE; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 444 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 445 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 446 | } |
| 447 | |
| 448 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 449 | lpfc_rcv_padisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 450 | struct lpfc_iocbq *cmdiocb) |
| 451 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 452 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 453 | struct lpfc_dmabuf *pcmd; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 454 | struct serv_parm *sp; |
| 455 | struct lpfc_name *pnn, *ppn; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 456 | struct ls_rjt stat; |
| 457 | ADISC *ap; |
| 458 | IOCB_t *icmd; |
| 459 | uint32_t *lp; |
| 460 | uint32_t cmd; |
| 461 | |
| 462 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 463 | lp = (uint32_t *) pcmd->virt; |
| 464 | |
| 465 | cmd = *lp++; |
| 466 | if (cmd == ELS_CMD_ADISC) { |
| 467 | ap = (ADISC *) lp; |
| 468 | pnn = (struct lpfc_name *) & ap->nodeName; |
| 469 | ppn = (struct lpfc_name *) & ap->portName; |
| 470 | } else { |
| 471 | sp = (struct serv_parm *) lp; |
| 472 | pnn = (struct lpfc_name *) & sp->nodeName; |
| 473 | ppn = (struct lpfc_name *) & sp->portName; |
| 474 | } |
| 475 | |
| 476 | icmd = &cmdiocb->iocb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 477 | if (icmd->ulpStatus == 0 && lpfc_check_adisc(vport, ndlp, pnn, ppn)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 478 | if (cmd == ELS_CMD_ADISC) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 479 | lpfc_els_rsp_adisc_acc(vport, cmdiocb, ndlp); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 480 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 481 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 482 | NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 483 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 484 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 485 | } |
| 486 | /* Reject this request because invalid parameters */ |
| 487 | stat.un.b.lsRjtRsvd0 = 0; |
| 488 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 489 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; |
| 490 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 491 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 492 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 493 | /* 1 sec timeout */ |
| 494 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); |
| 495 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 496 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 497 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 498 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 499 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| 500 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 501 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 502 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 503 | } |
| 504 | |
| 505 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 506 | lpfc_rcv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 507 | struct lpfc_iocbq *cmdiocb, uint32_t els_cmd) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 508 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 509 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
James Smart | 4b40c59 | 2010-03-15 11:25:44 -0400 | [diff] [blame] | 510 | struct lpfc_hba *phba = vport->phba; |
| 511 | struct lpfc_vport **vports; |
| 512 | int i, active_vlink_present = 0 ; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 513 | |
| 514 | /* Put ndlp in NPR state with 1 sec timeout for plogi, ACC logo */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 515 | /* Only call LOGO ACC for first LOGO, this avoids sending unnecessary |
| 516 | * PLOGIs during LOGO storms from a device. |
| 517 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 518 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 519 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 520 | spin_unlock_irq(shost->host_lock); |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 521 | if (els_cmd == ELS_CMD_PRLO) |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 522 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 523 | else |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 524 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
James Smart | 4b40c59 | 2010-03-15 11:25:44 -0400 | [diff] [blame] | 525 | if (ndlp->nlp_DID == Fabric_DID) { |
| 526 | if (vport->port_state <= LPFC_FDISC) |
| 527 | goto out; |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 528 | lpfc_linkdown_port(vport); |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 529 | spin_lock_irq(shost->host_lock); |
James Smart | 4b40c59 | 2010-03-15 11:25:44 -0400 | [diff] [blame] | 530 | vport->fc_flag |= FC_VPORT_LOGO_RCVD; |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 531 | spin_unlock_irq(shost->host_lock); |
James Smart | 4b40c59 | 2010-03-15 11:25:44 -0400 | [diff] [blame] | 532 | vports = lpfc_create_vport_work_array(phba); |
| 533 | if (vports) { |
| 534 | for (i = 0; i <= phba->max_vports && vports[i] != NULL; |
| 535 | i++) { |
| 536 | if ((!(vports[i]->fc_flag & |
| 537 | FC_VPORT_LOGO_RCVD)) && |
| 538 | (vports[i]->port_state > LPFC_FDISC)) { |
| 539 | active_vlink_present = 1; |
| 540 | break; |
| 541 | } |
| 542 | } |
| 543 | lpfc_destroy_vport_work_array(phba, vports); |
| 544 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 545 | |
James Smart | 4b40c59 | 2010-03-15 11:25:44 -0400 | [diff] [blame] | 546 | if (active_vlink_present) { |
| 547 | /* |
| 548 | * If there are other active VLinks present, |
| 549 | * re-instantiate the Vlink using FDISC. |
| 550 | */ |
| 551 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); |
| 552 | spin_lock_irq(shost->host_lock); |
| 553 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
| 554 | spin_unlock_irq(shost->host_lock); |
| 555 | ndlp->nlp_last_elscmd = ELS_CMD_FDISC; |
| 556 | vport->port_state = LPFC_FDISC; |
| 557 | } else { |
| 558 | spin_lock_irq(shost->host_lock); |
| 559 | phba->pport->fc_flag &= ~FC_LOGO_RCVD_DID_CHNG; |
| 560 | spin_unlock_irq(shost->host_lock); |
| 561 | lpfc_retry_pport_discovery(phba); |
| 562 | } |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 563 | } else if ((!(ndlp->nlp_type & NLP_FABRIC) && |
| 564 | ((ndlp->nlp_type & NLP_FCP_TARGET) || |
| 565 | !(ndlp->nlp_type & NLP_FCP_INITIATOR))) || |
| 566 | (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 567 | /* Only try to re-login if this is NOT a Fabric Node */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 568 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 569 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 570 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 571 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 572 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 573 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 574 | } |
James Smart | 4b40c59 | 2010-03-15 11:25:44 -0400 | [diff] [blame] | 575 | out: |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 576 | ndlp->nlp_prev_state = ndlp->nlp_state; |
| 577 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 578 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 579 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 580 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 581 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 582 | /* The driver has to wait until the ACC completes before it continues |
| 583 | * processing the LOGO. The action will resume in |
| 584 | * lpfc_cmpl_els_logo_acc routine. Since part of processing includes an |
| 585 | * unreg_login, the driver waits so the ACC does not get aborted. |
| 586 | */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 587 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 588 | } |
| 589 | |
| 590 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 591 | lpfc_rcv_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 592 | struct lpfc_iocbq *cmdiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 593 | { |
| 594 | struct lpfc_dmabuf *pcmd; |
| 595 | uint32_t *lp; |
| 596 | PRLI *npr; |
| 597 | struct fc_rport *rport = ndlp->rport; |
| 598 | u32 roles; |
| 599 | |
| 600 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 601 | lp = (uint32_t *) pcmd->virt; |
| 602 | npr = (PRLI *) ((uint8_t *) lp + sizeof (uint32_t)); |
| 603 | |
| 604 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); |
| 605 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 606 | if (npr->prliType == PRLI_FCP_TYPE) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 607 | if (npr->initiatorFunc) |
| 608 | ndlp->nlp_type |= NLP_FCP_INITIATOR; |
| 609 | if (npr->targetFunc) |
| 610 | ndlp->nlp_type |= NLP_FCP_TARGET; |
| 611 | if (npr->Retry) |
| 612 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; |
| 613 | } |
| 614 | if (rport) { |
| 615 | /* We need to update the rport role values */ |
| 616 | roles = FC_RPORT_ROLE_UNKNOWN; |
| 617 | if (ndlp->nlp_type & NLP_FCP_INITIATOR) |
| 618 | roles |= FC_RPORT_ROLE_FCP_INITIATOR; |
| 619 | if (ndlp->nlp_type & NLP_FCP_TARGET) |
| 620 | roles |= FC_RPORT_ROLE_FCP_TARGET; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 621 | |
| 622 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT, |
| 623 | "rport rolechg: role:x%x did:x%x flg:x%x", |
| 624 | roles, ndlp->nlp_DID, ndlp->nlp_flag); |
| 625 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 626 | fc_remote_port_rolechg(rport, roles); |
| 627 | } |
| 628 | } |
| 629 | |
| 630 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 631 | lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 632 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 633 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 634 | |
James Smart | 4042629 | 2010-12-15 17:58:10 -0500 | [diff] [blame] | 635 | if (!(ndlp->nlp_flag & NLP_RPI_REGISTERED)) { |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 636 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
| 637 | return 0; |
| 638 | } |
| 639 | |
James Smart | 1b32f6a | 2008-02-08 18:49:39 -0500 | [diff] [blame] | 640 | if (!(vport->fc_flag & FC_PT2PT)) { |
| 641 | /* Check config parameter use-adisc or FCP-2 */ |
| 642 | if ((vport->cfg_use_adisc && (vport->fc_flag & FC_RSCN_MODE)) || |
James Smart | ffc9549 | 2010-06-07 15:23:17 -0400 | [diff] [blame] | 643 | ((ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE) && |
| 644 | (ndlp->nlp_type & NLP_FCP_TARGET))) { |
James Smart | 1b32f6a | 2008-02-08 18:49:39 -0500 | [diff] [blame] | 645 | spin_lock_irq(shost->host_lock); |
| 646 | ndlp->nlp_flag |= NLP_NPR_ADISC; |
| 647 | spin_unlock_irq(shost->host_lock); |
| 648 | return 1; |
| 649 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 650 | } |
| 651 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
| 652 | lpfc_unreg_rpi(vport, ndlp); |
| 653 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 654 | } |
James Smart | 6d368e5 | 2011-05-24 11:44:12 -0400 | [diff] [blame] | 655 | |
James Smart | 78730cf | 2010-04-06 15:06:30 -0400 | [diff] [blame] | 656 | /** |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 657 | * lpfc_release_rpi - Release a RPI by issuing unreg_login mailbox cmd. |
James Smart | 78730cf | 2010-04-06 15:06:30 -0400 | [diff] [blame] | 658 | * @phba : Pointer to lpfc_hba structure. |
| 659 | * @vport: Pointer to lpfc_vport structure. |
| 660 | * @rpi : rpi to be release. |
| 661 | * |
| 662 | * This function will send a unreg_login mailbox command to the firmware |
| 663 | * to release a rpi. |
| 664 | **/ |
| 665 | void |
| 666 | lpfc_release_rpi(struct lpfc_hba *phba, |
| 667 | struct lpfc_vport *vport, |
| 668 | uint16_t rpi) |
| 669 | { |
| 670 | LPFC_MBOXQ_t *pmb; |
| 671 | int rc; |
| 672 | |
| 673 | pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, |
| 674 | GFP_KERNEL); |
| 675 | if (!pmb) |
| 676 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, |
| 677 | "2796 mailbox memory allocation failed \n"); |
| 678 | else { |
| 679 | lpfc_unreg_login(phba, vport->vpi, rpi, pmb); |
| 680 | pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
| 681 | rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); |
| 682 | if (rc == MBX_NOT_FINISHED) |
| 683 | mempool_free(pmb, phba->mbox_mem_pool); |
| 684 | } |
| 685 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 686 | |
| 687 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 688 | lpfc_disc_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 689 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 690 | { |
James Smart | 78730cf | 2010-04-06 15:06:30 -0400 | [diff] [blame] | 691 | struct lpfc_hba *phba; |
| 692 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
| 693 | MAILBOX_t *mb; |
| 694 | uint16_t rpi; |
| 695 | |
| 696 | phba = vport->phba; |
| 697 | /* Release the RPI if reglogin completing */ |
| 698 | if (!(phba->pport->load_flag & FC_UNLOADING) && |
| 699 | (evt == NLP_EVT_CMPL_REG_LOGIN) && |
| 700 | (!pmb->u.mb.mbxStatus)) { |
| 701 | mb = &pmb->u.mb; |
| 702 | rpi = pmb->u.mb.un.varWords[0]; |
| 703 | lpfc_release_rpi(phba, vport, rpi); |
| 704 | } |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 705 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
James Smart | e47c909 | 2008-02-08 18:49:26 -0500 | [diff] [blame] | 706 | "0271 Illegal State Transition: node x%x " |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 707 | "event x%x, state x%x Data: x%x x%x\n", |
| 708 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, |
| 709 | ndlp->nlp_flag); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 710 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 711 | } |
| 712 | |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 713 | static uint32_t |
| 714 | lpfc_cmpl_plogi_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 715 | void *arg, uint32_t evt) |
| 716 | { |
| 717 | /* This transition is only legal if we previously |
| 718 | * rcv'ed a PLOGI. Since we don't want 2 discovery threads |
| 719 | * working on the same NPortID, do nothing for this thread |
| 720 | * to stop it. |
| 721 | */ |
| 722 | if (!(ndlp->nlp_flag & NLP_RCV_PLOGI)) { |
| 723 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
James Smart | e47c909 | 2008-02-08 18:49:26 -0500 | [diff] [blame] | 724 | "0272 Illegal State Transition: node x%x " |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 725 | "event x%x, state x%x Data: x%x x%x\n", |
| 726 | ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi, |
| 727 | ndlp->nlp_flag); |
| 728 | } |
| 729 | return ndlp->nlp_state; |
| 730 | } |
| 731 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 732 | /* Start of Discovery State Machine routines */ |
| 733 | |
| 734 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 735 | lpfc_rcv_plogi_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 736 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 737 | { |
| 738 | struct lpfc_iocbq *cmdiocb; |
| 739 | |
| 740 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 741 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 742 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 743 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 744 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 745 | return NLP_STE_FREED_NODE; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 746 | } |
| 747 | |
| 748 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 749 | lpfc_rcv_els_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 750 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 751 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 752 | lpfc_issue_els_logo(vport, ndlp, 0); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 753 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 754 | } |
| 755 | |
| 756 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 757 | lpfc_rcv_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 758 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 759 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 760 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 761 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 762 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 763 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 764 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 765 | spin_unlock_irq(shost->host_lock); |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 766 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 767 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 768 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 769 | } |
| 770 | |
| 771 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 772 | lpfc_cmpl_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 773 | void *arg, uint32_t evt) |
| 774 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 775 | return NLP_STE_FREED_NODE; |
| 776 | } |
| 777 | |
| 778 | static uint32_t |
| 779 | lpfc_device_rm_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 780 | void *arg, uint32_t evt) |
| 781 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 782 | return NLP_STE_FREED_NODE; |
| 783 | } |
| 784 | |
| 785 | static uint32_t |
| 786 | lpfc_rcv_plogi_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 787 | void *arg, uint32_t evt) |
| 788 | { |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 789 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 790 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 791 | struct lpfc_iocbq *cmdiocb = arg; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 792 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 793 | uint32_t *lp = (uint32_t *) pcmd->virt; |
| 794 | struct serv_parm *sp = (struct serv_parm *) (lp + 1); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 795 | struct ls_rjt stat; |
| 796 | int port_cmp; |
| 797 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 798 | memset(&stat, 0, sizeof (struct ls_rjt)); |
| 799 | |
| 800 | /* For a PLOGI, we only accept if our portname is less |
| 801 | * than the remote portname. |
| 802 | */ |
| 803 | phba->fc_stat.elsLogiCol++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 804 | port_cmp = memcmp(&vport->fc_portname, &sp->portName, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 805 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 806 | |
| 807 | if (port_cmp >= 0) { |
| 808 | /* Reject this request because the remote node will accept |
| 809 | ours */ |
| 810 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 811 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CMD_IN_PROGRESS; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 812 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 813 | NULL); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 814 | } else { |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 815 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb) && |
| 816 | (ndlp->nlp_flag & NLP_NPR_2B_DISC) && |
| 817 | (vport->num_disc_nodes)) { |
| 818 | spin_lock_irq(shost->host_lock); |
| 819 | ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; |
| 820 | spin_unlock_irq(shost->host_lock); |
| 821 | /* Check if there are more PLOGIs to be sent */ |
| 822 | lpfc_more_plogi(vport); |
| 823 | if (vport->num_disc_nodes == 0) { |
| 824 | spin_lock_irq(shost->host_lock); |
| 825 | vport->fc_flag &= ~FC_NDISC_ACTIVE; |
| 826 | spin_unlock_irq(shost->host_lock); |
| 827 | lpfc_can_disctmo(vport); |
| 828 | lpfc_end_rscn(vport); |
| 829 | } |
| 830 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 831 | } /* If our portname was less */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 832 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 833 | return ndlp->nlp_state; |
| 834 | } |
| 835 | |
| 836 | static uint32_t |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 837 | lpfc_rcv_prli_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 838 | void *arg, uint32_t evt) |
| 839 | { |
| 840 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| 841 | struct ls_rjt stat; |
| 842 | |
| 843 | memset(&stat, 0, sizeof (struct ls_rjt)); |
| 844 | stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY; |
| 845 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 846 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 847 | return ndlp->nlp_state; |
| 848 | } |
| 849 | |
| 850 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 851 | lpfc_rcv_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 852 | void *arg, uint32_t evt) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 853 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 854 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 855 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 856 | /* software abort outstanding PLOGI */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 857 | lpfc_els_abort(vport->phba, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 858 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 859 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 860 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 861 | } |
| 862 | |
| 863 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 864 | lpfc_rcv_els_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 865 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 866 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 867 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 868 | struct lpfc_hba *phba = vport->phba; |
| 869 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 870 | |
| 871 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 872 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 873 | |
| 874 | if (evt == NLP_EVT_RCV_LOGO) { |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 875 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 876 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 877 | lpfc_issue_els_logo(vport, ndlp, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 878 | } |
| 879 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 880 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 881 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 882 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 883 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 884 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 885 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| 886 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 887 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 888 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 889 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 890 | } |
| 891 | |
| 892 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 893 | lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, |
| 894 | struct lpfc_nodelist *ndlp, |
| 895 | void *arg, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 896 | uint32_t evt) |
| 897 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 898 | struct lpfc_hba *phba = vport->phba; |
James Smart | 0ff10d4 | 2008-01-11 01:52:36 -0500 | [diff] [blame] | 899 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 900 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | 1469115 | 2006-12-02 13:34:28 -0500 | [diff] [blame] | 901 | struct lpfc_dmabuf *pcmd, *prsp, *mp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 902 | uint32_t *lp; |
| 903 | IOCB_t *irsp; |
| 904 | struct serv_parm *sp; |
| 905 | LPFC_MBOXQ_t *mbox; |
| 906 | |
| 907 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 908 | rspiocb = cmdiocb->context_un.rsp_iocb; |
| 909 | |
| 910 | if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 911 | /* Recovery from PLOGI collision logic */ |
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 | irsp = &rspiocb->iocb; |
| 916 | |
| 917 | if (irsp->ulpStatus) |
| 918 | goto out; |
| 919 | |
| 920 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 921 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 922 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 923 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 924 | lp = (uint32_t *) prsp->virt; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 925 | sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t)); |
James Smart | 58da1ff | 2008-04-07 10:15:56 -0400 | [diff] [blame] | 926 | |
| 927 | /* Some switches have FDMI servers returning 0 for WWN */ |
| 928 | if ((ndlp->nlp_DID != FDMI_DID) && |
| 929 | (wwn_to_u64(sp->portName.u.wwn) == 0 || |
| 930 | wwn_to_u64(sp->nodeName.u.wwn) == 0)) { |
James Smart | a8adb83 | 2007-10-27 13:37:53 -0400 | [diff] [blame] | 931 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 932 | "0142 PLOGI RSP: Invalid WWN.\n"); |
| 933 | goto out; |
| 934 | } |
James Smart | 341af10 | 2010-01-26 23:07:37 -0500 | [diff] [blame] | 935 | if (!lpfc_check_sparm(vport, ndlp, sp, CLASS3, 0)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 936 | goto out; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 937 | /* PLOGI chkparm OK */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 938 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 939 | "0121 PLOGI chkparm OK Data: x%x x%x x%x x%x\n", |
| 940 | ndlp->nlp_DID, ndlp->nlp_state, |
| 941 | ndlp->nlp_flag, ndlp->nlp_rpi); |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 942 | if (vport->cfg_fcp_class == 2 && (sp->cls2.classValid)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 943 | ndlp->nlp_fcp_info |= CLASS2; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 944 | else |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 945 | ndlp->nlp_fcp_info |= CLASS3; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 946 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 947 | ndlp->nlp_class_sup = 0; |
| 948 | if (sp->cls1.classValid) |
| 949 | ndlp->nlp_class_sup |= FC_COS_CLASS1; |
| 950 | if (sp->cls2.classValid) |
| 951 | ndlp->nlp_class_sup |= FC_COS_CLASS2; |
| 952 | if (sp->cls3.classValid) |
| 953 | ndlp->nlp_class_sup |= FC_COS_CLASS3; |
| 954 | if (sp->cls4.classValid) |
| 955 | ndlp->nlp_class_sup |= FC_COS_CLASS4; |
| 956 | ndlp->nlp_maxframe = |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 957 | ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 958 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 959 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 960 | if (!mbox) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 961 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 962 | "0133 PLOGI: no memory for reg_login " |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 963 | "Data: x%x x%x x%x x%x\n", |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 964 | ndlp->nlp_DID, ndlp->nlp_state, |
| 965 | ndlp->nlp_flag, ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 966 | goto out; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 967 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 968 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 969 | lpfc_unreg_rpi(vport, ndlp); |
| 970 | |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 971 | if (lpfc_reg_rpi(phba, vport->vpi, irsp->un.elsreq64.remoteID, |
James Smart | 4042629 | 2010-12-15 17:58:10 -0500 | [diff] [blame] | 972 | (uint8_t *) sp, mbox, ndlp->nlp_rpi) == 0) { |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 973 | switch (ndlp->nlp_DID) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 974 | case NameServer_DID: |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 975 | mbox->mbox_cmpl = lpfc_mbx_cmpl_ns_reg_login; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 976 | break; |
| 977 | case FDMI_DID: |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 978 | mbox->mbox_cmpl = lpfc_mbx_cmpl_fdmi_reg_login; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 979 | break; |
| 980 | default: |
James Smart | ffc9549 | 2010-06-07 15:23:17 -0400 | [diff] [blame] | 981 | ndlp->nlp_flag |= NLP_REG_LOGIN_SEND; |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 982 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 983 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 984 | mbox->context2 = lpfc_nlp_get(ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 985 | mbox->vport = vport; |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 986 | if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 987 | != MBX_NOT_FINISHED) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 988 | lpfc_nlp_set_state(vport, ndlp, |
| 989 | NLP_STE_REG_LOGIN_ISSUE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 990 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 991 | } |
James Smart | ffc9549 | 2010-06-07 15:23:17 -0400 | [diff] [blame] | 992 | if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND) |
| 993 | ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; |
James Smart | fa4066b | 2008-01-11 01:53:27 -0500 | [diff] [blame] | 994 | /* decrement node reference count to the failed mbox |
| 995 | * command |
| 996 | */ |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 997 | lpfc_nlp_put(ndlp); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 998 | mp = (struct lpfc_dmabuf *) mbox->context1; |
James Smart | 1469115 | 2006-12-02 13:34:28 -0500 | [diff] [blame] | 999 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 1000 | kfree(mp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1001 | mempool_free(mbox, phba->mbox_mem_pool); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1002 | |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1003 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1004 | "0134 PLOGI: cannot issue reg_login " |
| 1005 | "Data: x%x x%x x%x x%x\n", |
| 1006 | ndlp->nlp_DID, ndlp->nlp_state, |
| 1007 | ndlp->nlp_flag, ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1008 | } else { |
| 1009 | mempool_free(mbox, phba->mbox_mem_pool); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1010 | |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1011 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1012 | "0135 PLOGI: cannot format reg_login " |
| 1013 | "Data: x%x x%x x%x x%x\n", |
| 1014 | ndlp->nlp_DID, ndlp->nlp_state, |
| 1015 | ndlp->nlp_flag, ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1016 | } |
| 1017 | |
| 1018 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1019 | out: |
| 1020 | if (ndlp->nlp_DID == NameServer_DID) { |
| 1021 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1022 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1023 | "0261 Cannot Register NameServer login\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1024 | } |
| 1025 | |
James Smart | 0ff10d4 | 2008-01-11 01:52:36 -0500 | [diff] [blame] | 1026 | spin_lock_irq(shost->host_lock); |
James Smart | a8adb83 | 2007-10-27 13:37:53 -0400 | [diff] [blame] | 1027 | ndlp->nlp_flag |= NLP_DEFER_RM; |
James Smart | 0ff10d4 | 2008-01-11 01:52:36 -0500 | [diff] [blame] | 1028 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1029 | return NLP_STE_FREED_NODE; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1030 | } |
| 1031 | |
| 1032 | static uint32_t |
James Smart | 0ff10d4 | 2008-01-11 01:52:36 -0500 | [diff] [blame] | 1033 | lpfc_cmpl_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1034 | void *arg, uint32_t evt) |
| 1035 | { |
| 1036 | return ndlp->nlp_state; |
| 1037 | } |
| 1038 | |
| 1039 | static uint32_t |
| 1040 | lpfc_cmpl_reglogin_plogi_issue(struct lpfc_vport *vport, |
| 1041 | struct lpfc_nodelist *ndlp, void *arg, uint32_t evt) |
| 1042 | { |
James Smart | 78730cf | 2010-04-06 15:06:30 -0400 | [diff] [blame] | 1043 | struct lpfc_hba *phba; |
| 1044 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
| 1045 | MAILBOX_t *mb = &pmb->u.mb; |
| 1046 | uint16_t rpi; |
| 1047 | |
| 1048 | phba = vport->phba; |
| 1049 | /* Release the RPI */ |
| 1050 | if (!(phba->pport->load_flag & FC_UNLOADING) && |
| 1051 | !mb->mbxStatus) { |
| 1052 | rpi = pmb->u.mb.un.varWords[0]; |
| 1053 | lpfc_release_rpi(phba, vport, rpi); |
| 1054 | } |
James Smart | 0ff10d4 | 2008-01-11 01:52:36 -0500 | [diff] [blame] | 1055 | return ndlp->nlp_state; |
| 1056 | } |
| 1057 | |
| 1058 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1059 | lpfc_device_rm_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1060 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1061 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1062 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1063 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1064 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 1065 | spin_lock_irq(shost->host_lock); |
| 1066 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
| 1067 | spin_unlock_irq(shost->host_lock); |
| 1068 | return ndlp->nlp_state; |
| 1069 | } else { |
| 1070 | /* software abort outstanding PLOGI */ |
| 1071 | lpfc_els_abort(vport->phba, ndlp); |
| 1072 | |
| 1073 | lpfc_drop_node(vport, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1074 | return NLP_STE_FREED_NODE; |
| 1075 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1076 | } |
| 1077 | |
| 1078 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1079 | lpfc_device_recov_plogi_issue(struct lpfc_vport *vport, |
| 1080 | struct lpfc_nodelist *ndlp, |
| 1081 | void *arg, |
| 1082 | uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1083 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1084 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1085 | struct lpfc_hba *phba = vport->phba; |
| 1086 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1087 | /* Don't do anything that will mess up processing of the |
| 1088 | * previous RSCN. |
| 1089 | */ |
| 1090 | if (vport->fc_flag & FC_RSCN_DEFERRED) |
| 1091 | return ndlp->nlp_state; |
| 1092 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1093 | /* software abort outstanding PLOGI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 1094 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1095 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1096 | ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1097 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1098 | spin_lock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1099 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1100 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1101 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1102 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1103 | } |
| 1104 | |
| 1105 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1106 | lpfc_rcv_plogi_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1107 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1108 | { |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 1109 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1110 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1111 | struct lpfc_iocbq *cmdiocb; |
| 1112 | |
| 1113 | /* software abort outstanding ADISC */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 1114 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1115 | |
| 1116 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1117 | |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 1118 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
| 1119 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 1120 | spin_lock_irq(shost->host_lock); |
| 1121 | ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; |
| 1122 | spin_unlock_irq(shost->host_lock); |
James Smart | 90160e0 | 2008-08-24 21:49:45 -0400 | [diff] [blame] | 1123 | if (vport->num_disc_nodes) |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 1124 | lpfc_more_adisc(vport); |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 1125 | } |
| 1126 | return ndlp->nlp_state; |
| 1127 | } |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1128 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1129 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
| 1130 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1131 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1132 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1133 | } |
| 1134 | |
| 1135 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1136 | lpfc_rcv_prli_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1137 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1138 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1139 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1140 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1141 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1142 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1143 | } |
| 1144 | |
| 1145 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1146 | lpfc_rcv_logo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1147 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1148 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1149 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1150 | struct lpfc_iocbq *cmdiocb; |
| 1151 | |
| 1152 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1153 | |
| 1154 | /* software abort outstanding ADISC */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 1155 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1156 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1157 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1158 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1159 | } |
| 1160 | |
| 1161 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1162 | lpfc_rcv_padisc_adisc_issue(struct lpfc_vport *vport, |
| 1163 | struct lpfc_nodelist *ndlp, |
| 1164 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1165 | { |
| 1166 | struct lpfc_iocbq *cmdiocb; |
| 1167 | |
| 1168 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1169 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1170 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1171 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1172 | } |
| 1173 | |
| 1174 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1175 | lpfc_rcv_prlo_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1176 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1177 | { |
| 1178 | struct lpfc_iocbq *cmdiocb; |
| 1179 | |
| 1180 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1181 | |
| 1182 | /* Treat like rcv logo */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1183 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1184 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1185 | } |
| 1186 | |
| 1187 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1188 | lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport, |
| 1189 | struct lpfc_nodelist *ndlp, |
| 1190 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1191 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1192 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1193 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1194 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
| 1195 | IOCB_t *irsp; |
| 1196 | ADISC *ap; |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 1197 | int rc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1198 | |
| 1199 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1200 | rspiocb = cmdiocb->context_un.rsp_iocb; |
| 1201 | |
| 1202 | ap = (ADISC *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); |
| 1203 | irsp = &rspiocb->iocb; |
| 1204 | |
| 1205 | if ((irsp->ulpStatus) || |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1206 | (!lpfc_check_adisc(vport, ndlp, &ap->nodeName, &ap->portName))) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1207 | /* 1 sec timeout */ |
| 1208 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1209 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1210 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1211 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1212 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1213 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1214 | memset(&ndlp->nlp_nodename, 0, sizeof(struct lpfc_name)); |
| 1215 | memset(&ndlp->nlp_portname, 0, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1216 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1217 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1218 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 1219 | lpfc_unreg_rpi(vport, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1220 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1221 | } |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1222 | |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 1223 | if (phba->sli_rev == LPFC_SLI_REV4) { |
| 1224 | rc = lpfc_sli4_resume_rpi(ndlp); |
| 1225 | if (rc) { |
| 1226 | /* Stay in state and retry. */ |
| 1227 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
| 1228 | return ndlp->nlp_state; |
| 1229 | } |
| 1230 | } |
| 1231 | |
James.Smart@Emulex.Com | 2501322 | 2005-06-25 10:34:33 -0400 | [diff] [blame] | 1232 | if (ndlp->nlp_type & NLP_FCP_TARGET) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1233 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1234 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); |
James.Smart@Emulex.Com | 2501322 | 2005-06-25 10:34:33 -0400 | [diff] [blame] | 1235 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1236 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1237 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
James.Smart@Emulex.Com | 2501322 | 2005-06-25 10:34:33 -0400 | [diff] [blame] | 1238 | } |
James Smart | 6fb120a | 2009-05-22 14:52:59 -0400 | [diff] [blame] | 1239 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1240 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1241 | } |
| 1242 | |
| 1243 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1244 | lpfc_device_rm_adisc_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1245 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1246 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1247 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1248 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1249 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 1250 | spin_lock_irq(shost->host_lock); |
| 1251 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
| 1252 | spin_unlock_irq(shost->host_lock); |
| 1253 | return ndlp->nlp_state; |
| 1254 | } else { |
| 1255 | /* software abort outstanding ADISC */ |
| 1256 | lpfc_els_abort(vport->phba, ndlp); |
| 1257 | |
| 1258 | lpfc_drop_node(vport, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1259 | return NLP_STE_FREED_NODE; |
| 1260 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1261 | } |
| 1262 | |
| 1263 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1264 | lpfc_device_recov_adisc_issue(struct lpfc_vport *vport, |
| 1265 | struct lpfc_nodelist *ndlp, |
| 1266 | void *arg, |
| 1267 | uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1268 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1269 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1270 | struct lpfc_hba *phba = vport->phba; |
| 1271 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1272 | /* Don't do anything that will mess up processing of the |
| 1273 | * previous RSCN. |
| 1274 | */ |
| 1275 | if (vport->fc_flag & FC_RSCN_DEFERRED) |
| 1276 | return ndlp->nlp_state; |
| 1277 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1278 | /* software abort outstanding ADISC */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 1279 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1280 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1281 | ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1282 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 1283 | spin_lock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1284 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1285 | spin_unlock_irq(shost->host_lock); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1286 | lpfc_disc_set_adisc(vport, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1287 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1288 | } |
| 1289 | |
| 1290 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1291 | lpfc_rcv_plogi_reglogin_issue(struct lpfc_vport *vport, |
| 1292 | struct lpfc_nodelist *ndlp, |
| 1293 | void *arg, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1294 | uint32_t evt) |
| 1295 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1296 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1297 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1298 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1299 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1300 | } |
| 1301 | |
| 1302 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1303 | lpfc_rcv_prli_reglogin_issue(struct lpfc_vport *vport, |
| 1304 | struct lpfc_nodelist *ndlp, |
| 1305 | void *arg, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1306 | uint32_t evt) |
| 1307 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1308 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1309 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1310 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1311 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1312 | } |
| 1313 | |
| 1314 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1315 | lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport, |
| 1316 | struct lpfc_nodelist *ndlp, |
| 1317 | void *arg, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1318 | uint32_t evt) |
| 1319 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1320 | struct lpfc_hba *phba = vport->phba; |
| 1321 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1322 | LPFC_MBOXQ_t *mb; |
| 1323 | LPFC_MBOXQ_t *nextmb; |
| 1324 | struct lpfc_dmabuf *mp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1325 | |
| 1326 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1327 | |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1328 | /* cleanup any ndlp on mbox q waiting for reglogin cmpl */ |
| 1329 | if ((mb = phba->sli.mbox_active)) { |
James Smart | 04c6849 | 2009-05-22 14:52:52 -0400 | [diff] [blame] | 1330 | if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) && |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1331 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1332 | lpfc_nlp_put(ndlp); |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1333 | mb->context2 = NULL; |
| 1334 | mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
| 1335 | } |
| 1336 | } |
| 1337 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1338 | spin_lock_irq(&phba->hbalock); |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1339 | list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { |
James Smart | 04c6849 | 2009-05-22 14:52:52 -0400 | [diff] [blame] | 1340 | if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) && |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1341 | (ndlp == (struct lpfc_nodelist *) mb->context2)) { |
| 1342 | mp = (struct lpfc_dmabuf *) (mb->context1); |
| 1343 | if (mp) { |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 1344 | __lpfc_mbuf_free(phba, mp->virt, mp->phys); |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1345 | kfree(mp); |
| 1346 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1347 | lpfc_nlp_put(ndlp); |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1348 | list_del(&mb->list); |
James Smart | 5ffc266 | 2009-11-18 15:39:44 -0500 | [diff] [blame] | 1349 | phba->sli.mboxq_cnt--; |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1350 | mempool_free(mb, phba->mbox_mem_pool); |
| 1351 | } |
| 1352 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1353 | spin_unlock_irq(&phba->hbalock); |
James Smart | 7054a60 | 2007-04-25 09:52:34 -0400 | [diff] [blame] | 1354 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1355 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1356 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1357 | } |
| 1358 | |
| 1359 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1360 | lpfc_rcv_padisc_reglogin_issue(struct lpfc_vport *vport, |
| 1361 | struct lpfc_nodelist *ndlp, |
| 1362 | void *arg, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1363 | uint32_t evt) |
| 1364 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1365 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1366 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1367 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1368 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1369 | } |
| 1370 | |
| 1371 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1372 | lpfc_rcv_prlo_reglogin_issue(struct lpfc_vport *vport, |
| 1373 | struct lpfc_nodelist *ndlp, |
| 1374 | void *arg, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1375 | uint32_t evt) |
| 1376 | { |
| 1377 | struct lpfc_iocbq *cmdiocb; |
| 1378 | |
| 1379 | cmdiocb = (struct lpfc_iocbq *) arg; |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 1380 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1381 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1382 | } |
| 1383 | |
| 1384 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1385 | lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport, |
| 1386 | struct lpfc_nodelist *ndlp, |
| 1387 | void *arg, |
| 1388 | uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1389 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1390 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1391 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
James Smart | 04c6849 | 2009-05-22 14:52:52 -0400 | [diff] [blame] | 1392 | MAILBOX_t *mb = &pmb->u.mb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1393 | uint32_t did = mb->un.varWords[1]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1394 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1395 | if (mb->mbxStatus) { |
| 1396 | /* RegLogin failed */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1397 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
James Smart | 6d368e5 | 2011-05-24 11:44:12 -0400 | [diff] [blame] | 1398 | "0246 RegLogin failed Data: x%x x%x x%x x%x " |
| 1399 | "x%x\n", |
| 1400 | did, mb->mbxStatus, vport->port_state, |
| 1401 | mb->un.varRegLogin.vpi, |
| 1402 | mb->un.varRegLogin.rpi); |
James Smart | d0e56da | 2006-07-06 15:49:42 -0400 | [diff] [blame] | 1403 | /* |
| 1404 | * If RegLogin failed due to lack of HBA resources do not |
| 1405 | * retry discovery. |
| 1406 | */ |
| 1407 | if (mb->mbxStatus == MBXERR_RPI_FULL) { |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 1408 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
| 1409 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
James Smart | d0e56da | 2006-07-06 15:49:42 -0400 | [diff] [blame] | 1410 | return ndlp->nlp_state; |
| 1411 | } |
| 1412 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1413 | /* Put ndlp in npr state set plogi timer for 1 sec */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1414 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1415 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1416 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1417 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1418 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1419 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1420 | lpfc_issue_els_logo(vport, ndlp, 0); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1421 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1422 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
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 | |
James Smart | 6d368e5 | 2011-05-24 11:44:12 -0400 | [diff] [blame] | 1426 | /* SLI4 ports have preallocated logical rpis. */ |
| 1427 | if (vport->phba->sli_rev < LPFC_SLI_REV4) |
| 1428 | ndlp->nlp_rpi = mb->un.varWords[0]; |
| 1429 | |
James Smart | 4042629 | 2010-12-15 17:58:10 -0500 | [diff] [blame] | 1430 | ndlp->nlp_flag |= NLP_RPI_REGISTERED; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1431 | |
| 1432 | /* Only if we are not a fabric nport do we issue PRLI */ |
| 1433 | if (!(ndlp->nlp_type & NLP_FABRIC)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1434 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1435 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
| 1436 | lpfc_issue_els_prli(vport, ndlp, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1437 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1438 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1439 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1440 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1441 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1442 | } |
| 1443 | |
| 1444 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1445 | lpfc_device_rm_reglogin_issue(struct lpfc_vport *vport, |
| 1446 | struct lpfc_nodelist *ndlp, |
| 1447 | void *arg, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1448 | uint32_t evt) |
| 1449 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1450 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1451 | |
| 1452 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 1453 | spin_lock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1454 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1455 | spin_unlock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1456 | return ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1457 | } else { |
| 1458 | lpfc_drop_node(vport, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1459 | return NLP_STE_FREED_NODE; |
| 1460 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1461 | } |
| 1462 | |
| 1463 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1464 | lpfc_device_recov_reglogin_issue(struct lpfc_vport *vport, |
| 1465 | struct lpfc_nodelist *ndlp, |
| 1466 | void *arg, |
| 1467 | uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1468 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1469 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1470 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1471 | /* Don't do anything that will mess up processing of the |
| 1472 | * previous RSCN. |
| 1473 | */ |
| 1474 | if (vport->fc_flag & FC_RSCN_DEFERRED) |
| 1475 | return ndlp->nlp_state; |
| 1476 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1477 | ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1478 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 1479 | spin_lock_irq(shost->host_lock); |
James Smart | ffc9549 | 2010-06-07 15:23:17 -0400 | [diff] [blame] | 1480 | ndlp->nlp_flag |= NLP_IGNR_REG_CMPL; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1481 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1482 | spin_unlock_irq(shost->host_lock); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1483 | lpfc_disc_set_adisc(vport, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1484 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1485 | } |
| 1486 | |
| 1487 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1488 | lpfc_rcv_plogi_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1489 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1490 | { |
| 1491 | struct lpfc_iocbq *cmdiocb; |
| 1492 | |
| 1493 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1494 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1495 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1496 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1497 | } |
| 1498 | |
| 1499 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1500 | lpfc_rcv_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1501 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1502 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1503 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1504 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1505 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1506 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1507 | } |
| 1508 | |
| 1509 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1510 | lpfc_rcv_logo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1511 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1512 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1513 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1514 | |
| 1515 | /* Software abort outstanding PRLI before sending acc */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1516 | lpfc_els_abort(vport->phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1517 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1518 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1519 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1520 | } |
| 1521 | |
| 1522 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1523 | lpfc_rcv_padisc_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1524 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1525 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1526 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1527 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1528 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1529 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1530 | } |
| 1531 | |
| 1532 | /* This routine is envoked when we rcv a PRLO request from a nport |
| 1533 | * we are logged into. We should send back a PRLO rsp setting the |
| 1534 | * appropriate bits. |
| 1535 | * NEXT STATE = PRLI_ISSUE |
| 1536 | */ |
| 1537 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1538 | lpfc_rcv_prlo_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1539 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1540 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1541 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1542 | |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 1543 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1544 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1545 | } |
| 1546 | |
| 1547 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1548 | lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1549 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1550 | { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1551 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1552 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1553 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1554 | IOCB_t *irsp; |
| 1555 | PRLI *npr; |
| 1556 | |
| 1557 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1558 | rspiocb = cmdiocb->context_un.rsp_iocb; |
| 1559 | npr = (PRLI *)lpfc_check_elscmpl_iocb(phba, cmdiocb, rspiocb); |
| 1560 | |
| 1561 | irsp = &rspiocb->iocb; |
| 1562 | if (irsp->ulpStatus) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1563 | if ((vport->port_type == LPFC_NPIV_PORT) && |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 1564 | vport->cfg_restrict_login) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1565 | goto out; |
| 1566 | } |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1567 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1568 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
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 | /* Check out PRLI rsp */ |
| 1573 | ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); |
| 1574 | ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; |
| 1575 | if ((npr->acceptRspCode == PRLI_REQ_EXECUTED) && |
| 1576 | (npr->prliType == PRLI_FCP_TYPE)) { |
| 1577 | if (npr->initiatorFunc) |
| 1578 | ndlp->nlp_type |= NLP_FCP_INITIATOR; |
| 1579 | if (npr->targetFunc) |
| 1580 | ndlp->nlp_type |= NLP_FCP_TARGET; |
| 1581 | if (npr->Retry) |
| 1582 | ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; |
| 1583 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1584 | if (!(ndlp->nlp_type & NLP_FCP_TARGET) && |
| 1585 | (vport->port_type == LPFC_NPIV_PORT) && |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 1586 | vport->cfg_restrict_login) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1587 | out: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1588 | spin_lock_irq(shost->host_lock); |
| 1589 | ndlp->nlp_flag |= NLP_TARGET_REMOVE; |
| 1590 | spin_unlock_irq(shost->host_lock); |
| 1591 | lpfc_issue_els_logo(vport, ndlp, 0); |
| 1592 | |
| 1593 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 1594 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1595 | return ndlp->nlp_state; |
| 1596 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1597 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1598 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1599 | if (ndlp->nlp_type & NLP_FCP_TARGET) |
| 1600 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE); |
| 1601 | else |
| 1602 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1603 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1604 | } |
| 1605 | |
| 1606 | /*! lpfc_device_rm_prli_issue |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1607 | * |
| 1608 | * \pre |
| 1609 | * \post |
| 1610 | * \param phba |
| 1611 | * \param ndlp |
| 1612 | * \param arg |
| 1613 | * \param evt |
| 1614 | * \return uint32_t |
| 1615 | * |
| 1616 | * \b Description: |
| 1617 | * This routine is envoked when we a request to remove a nport we are in the |
| 1618 | * process of PRLIing. We should software abort outstanding prli, unreg |
| 1619 | * login, send a logout. We will change node state to UNUSED_NODE, put it |
| 1620 | * on plogi list so it can be freed when LOGO completes. |
| 1621 | * |
| 1622 | */ |
| 1623 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1624 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1625 | lpfc_device_rm_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1626 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1627 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1628 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1629 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1630 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
| 1631 | spin_lock_irq(shost->host_lock); |
| 1632 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
| 1633 | spin_unlock_irq(shost->host_lock); |
| 1634 | return ndlp->nlp_state; |
| 1635 | } else { |
| 1636 | /* software abort outstanding PLOGI */ |
| 1637 | lpfc_els_abort(vport->phba, ndlp); |
| 1638 | |
| 1639 | lpfc_drop_node(vport, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1640 | return NLP_STE_FREED_NODE; |
| 1641 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1642 | } |
| 1643 | |
| 1644 | |
| 1645 | /*! lpfc_device_recov_prli_issue |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1646 | * |
| 1647 | * \pre |
| 1648 | * \post |
| 1649 | * \param phba |
| 1650 | * \param ndlp |
| 1651 | * \param arg |
| 1652 | * \param evt |
| 1653 | * \return uint32_t |
| 1654 | * |
| 1655 | * \b Description: |
| 1656 | * The routine is envoked when the state of a device is unknown, like |
| 1657 | * during a link down. We should remove the nodelist entry from the |
| 1658 | * unmapped list, issue a UNREG_LOGIN, do a software abort of the |
| 1659 | * outstanding PRLI command, then free the node entry. |
| 1660 | */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1661 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1662 | lpfc_device_recov_prli_issue(struct lpfc_vport *vport, |
| 1663 | struct lpfc_nodelist *ndlp, |
| 1664 | void *arg, |
| 1665 | uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1666 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1667 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1668 | struct lpfc_hba *phba = vport->phba; |
| 1669 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1670 | /* Don't do anything that will mess up processing of the |
| 1671 | * previous RSCN. |
| 1672 | */ |
| 1673 | if (vport->fc_flag & FC_RSCN_DEFERRED) |
| 1674 | return ndlp->nlp_state; |
| 1675 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1676 | /* software abort outstanding PRLI */ |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 1677 | lpfc_els_abort(phba, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1678 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1679 | ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1680 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 1681 | spin_lock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1682 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1683 | spin_unlock_irq(shost->host_lock); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1684 | lpfc_disc_set_adisc(vport, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1685 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1686 | } |
| 1687 | |
| 1688 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1689 | lpfc_rcv_plogi_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1690 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1691 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1692 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1693 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1694 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1695 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1696 | } |
| 1697 | |
| 1698 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1699 | lpfc_rcv_prli_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1700 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1701 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1702 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1703 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1704 | lpfc_rcv_prli(vport, ndlp, cmdiocb); |
| 1705 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1706 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1707 | } |
| 1708 | |
| 1709 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1710 | lpfc_rcv_logo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1711 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1712 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1713 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1714 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1715 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
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 |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1720 | lpfc_rcv_padisc_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1721 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1722 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1723 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1724 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1725 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1726 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1727 | } |
| 1728 | |
| 1729 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1730 | lpfc_rcv_prlo_unmap_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1731 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1732 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1733 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1734 | |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 1735 | lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1736 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1737 | } |
| 1738 | |
| 1739 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1740 | lpfc_device_recov_unmap_node(struct lpfc_vport *vport, |
| 1741 | struct lpfc_nodelist *ndlp, |
| 1742 | void *arg, |
| 1743 | uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1744 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1745 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1746 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1747 | ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1748 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 1749 | spin_lock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1750 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1751 | spin_unlock_irq(shost->host_lock); |
| 1752 | lpfc_disc_set_adisc(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1753 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1754 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1755 | } |
| 1756 | |
| 1757 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1758 | lpfc_rcv_plogi_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1759 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1760 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1761 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1762 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1763 | lpfc_rcv_plogi(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1764 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1765 | } |
| 1766 | |
| 1767 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1768 | lpfc_rcv_prli_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1769 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1770 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1771 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1772 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1773 | lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1774 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1775 | } |
| 1776 | |
| 1777 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1778 | lpfc_rcv_logo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1779 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1780 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1781 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1782 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1783 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1784 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1785 | } |
| 1786 | |
| 1787 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1788 | lpfc_rcv_padisc_mapped_node(struct lpfc_vport *vport, |
| 1789 | struct lpfc_nodelist *ndlp, |
| 1790 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1791 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1792 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1793 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1794 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1795 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1796 | } |
| 1797 | |
| 1798 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1799 | lpfc_rcv_prlo_mapped_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1800 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1801 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1802 | struct lpfc_hba *phba = vport->phba; |
| 1803 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1804 | |
| 1805 | /* flush the target */ |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 1806 | lpfc_sli_abort_iocb(vport, &phba->sli.ring[phba->sli.fcp_ring], |
| 1807 | ndlp->nlp_sid, 0, LPFC_CTX_TGT); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1808 | |
| 1809 | /* Treat like rcv logo */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1810 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_PRLO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1811 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1812 | } |
| 1813 | |
| 1814 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1815 | lpfc_device_recov_mapped_node(struct lpfc_vport *vport, |
| 1816 | struct lpfc_nodelist *ndlp, |
| 1817 | void *arg, |
| 1818 | uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1819 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1820 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1821 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1822 | ndlp->nlp_prev_state = NLP_STE_MAPPED_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1823 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 1824 | spin_lock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1825 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1826 | spin_unlock_irq(shost->host_lock); |
| 1827 | lpfc_disc_set_adisc(vport, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1828 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1829 | } |
| 1830 | |
| 1831 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1832 | lpfc_rcv_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1833 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1834 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1835 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1836 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1837 | |
| 1838 | /* Ignore PLOGI if we have an outstanding LOGO */ |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 1839 | if (ndlp->nlp_flag & (NLP_LOGO_SND | NLP_LOGO_ACC)) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1840 | return ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1841 | if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) { |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 1842 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1843 | spin_lock_irq(shost->host_lock); |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 1844 | ndlp->nlp_flag &= ~(NLP_NPR_ADISC | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1845 | spin_unlock_irq(shost->host_lock); |
James Smart | 0d2b6b8 | 2008-06-14 22:52:47 -0400 | [diff] [blame] | 1846 | } else if (!(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { |
| 1847 | /* send PLOGI immediately, move to PLOGI issue state */ |
| 1848 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { |
| 1849 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
| 1850 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 1851 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
| 1852 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1853 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1854 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1855 | } |
| 1856 | |
| 1857 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1858 | lpfc_rcv_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1859 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1860 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1861 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1862 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| 1863 | struct ls_rjt stat; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1864 | |
| 1865 | memset(&stat, 0, sizeof (struct ls_rjt)); |
| 1866 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 1867 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1868 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1869 | |
| 1870 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { |
| 1871 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1872 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1873 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1874 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1875 | spin_unlock_irq(shost->host_lock); |
| 1876 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
| 1877 | lpfc_issue_els_adisc(vport, ndlp, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1878 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1879 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1880 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 1881 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1882 | } |
| 1883 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1884 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1885 | } |
| 1886 | |
| 1887 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1888 | lpfc_rcv_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1889 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1890 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1891 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1892 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1893 | lpfc_rcv_logo(vport, ndlp, cmdiocb, ELS_CMD_LOGO); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1894 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1895 | } |
| 1896 | |
| 1897 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1898 | lpfc_rcv_padisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1899 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1900 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1901 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1902 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1903 | lpfc_rcv_padisc(vport, ndlp, cmdiocb); |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 1904 | /* |
| 1905 | * Do not start discovery if discovery is about to start |
| 1906 | * or discovery in progress for this node. Starting discovery |
| 1907 | * here will affect the counting of discovery threads. |
| 1908 | */ |
James Smart | 2fb9bd8 | 2006-12-02 13:33:57 -0500 | [diff] [blame] | 1909 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO) && |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1910 | !(ndlp->nlp_flag & NLP_NPR_2B_DISC)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1911 | if (ndlp->nlp_flag & NLP_NPR_ADISC) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1912 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1913 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1914 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
| 1915 | lpfc_issue_els_adisc(vport, ndlp, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1916 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1917 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1918 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 1919 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1920 | } |
| 1921 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1922 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1923 | } |
| 1924 | |
| 1925 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1926 | lpfc_rcv_prlo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1927 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1928 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1929 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1930 | struct lpfc_iocbq *cmdiocb = (struct lpfc_iocbq *) arg; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1931 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1932 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1933 | ndlp->nlp_flag |= NLP_LOGO_ACC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1934 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1935 | |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 1936 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1937 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1938 | if ((ndlp->nlp_flag & NLP_DELAY_TMO) == 0) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1939 | mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1940 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1941 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
| 1942 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1943 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1944 | ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1945 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1946 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1947 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1948 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1949 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1950 | return ndlp->nlp_state; |
| 1951 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1952 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1953 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1954 | lpfc_cmpl_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1955 | void *arg, uint32_t evt) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1956 | { |
| 1957 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1958 | IOCB_t *irsp; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1959 | |
| 1960 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1961 | rspiocb = cmdiocb->context_un.rsp_iocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1962 | |
| 1963 | irsp = &rspiocb->iocb; |
| 1964 | if (irsp->ulpStatus) { |
James Smart | a8adb83 | 2007-10-27 13:37:53 -0400 | [diff] [blame] | 1965 | ndlp->nlp_flag |= NLP_DEFER_RM; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1966 | return NLP_STE_FREED_NODE; |
| 1967 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1968 | return ndlp->nlp_state; |
| 1969 | } |
| 1970 | |
| 1971 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1972 | lpfc_cmpl_prli_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1973 | void *arg, uint32_t evt) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1974 | { |
| 1975 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1976 | IOCB_t *irsp; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1977 | |
| 1978 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 1979 | rspiocb = cmdiocb->context_un.rsp_iocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1980 | |
| 1981 | irsp = &rspiocb->iocb; |
| 1982 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1983 | lpfc_drop_node(vport, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 1984 | return NLP_STE_FREED_NODE; |
| 1985 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1986 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1987 | } |
| 1988 | |
| 1989 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1990 | lpfc_cmpl_logo_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 1991 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1992 | { |
James Smart | d7c255b | 2008-08-24 21:50:00 -0400 | [diff] [blame] | 1993 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1994 | if (ndlp->nlp_DID == Fabric_DID) { |
| 1995 | spin_lock_irq(shost->host_lock); |
| 1996 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 1997 | spin_unlock_irq(shost->host_lock); |
| 1998 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1999 | lpfc_unreg_rpi(vport, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2000 | return ndlp->nlp_state; |
| 2001 | } |
| 2002 | |
| 2003 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2004 | lpfc_cmpl_adisc_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 2005 | void *arg, uint32_t evt) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2006 | { |
| 2007 | struct lpfc_iocbq *cmdiocb, *rspiocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2008 | IOCB_t *irsp; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2009 | |
| 2010 | cmdiocb = (struct lpfc_iocbq *) arg; |
| 2011 | rspiocb = cmdiocb->context_un.rsp_iocb; |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2012 | |
| 2013 | irsp = &rspiocb->iocb; |
| 2014 | if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2015 | lpfc_drop_node(vport, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2016 | return NLP_STE_FREED_NODE; |
| 2017 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2018 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2019 | } |
| 2020 | |
| 2021 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2022 | lpfc_cmpl_reglogin_npr_node(struct lpfc_vport *vport, |
| 2023 | struct lpfc_nodelist *ndlp, |
| 2024 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2025 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2026 | LPFC_MBOXQ_t *pmb = (LPFC_MBOXQ_t *) arg; |
James Smart | 04c6849 | 2009-05-22 14:52:52 -0400 | [diff] [blame] | 2027 | MAILBOX_t *mb = &pmb->u.mb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2028 | |
James Smart | 04c6849 | 2009-05-22 14:52:52 -0400 | [diff] [blame] | 2029 | if (!mb->mbxStatus) { |
James Smart | 6d368e5 | 2011-05-24 11:44:12 -0400 | [diff] [blame] | 2030 | /* SLI4 ports have preallocated logical rpis. */ |
| 2031 | if (vport->phba->sli_rev < LPFC_SLI_REV4) |
| 2032 | ndlp->nlp_rpi = mb->un.varWords[0]; |
James Smart | 4042629 | 2010-12-15 17:58:10 -0500 | [diff] [blame] | 2033 | ndlp->nlp_flag |= NLP_RPI_REGISTERED; |
James Smart | 04c6849 | 2009-05-22 14:52:52 -0400 | [diff] [blame] | 2034 | } else { |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2035 | if (ndlp->nlp_flag & NLP_NODEV_REMOVE) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2036 | lpfc_drop_node(vport, ndlp); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2037 | return NLP_STE_FREED_NODE; |
| 2038 | } |
| 2039 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2040 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2041 | } |
| 2042 | |
| 2043 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2044 | lpfc_device_rm_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 2045 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2046 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2047 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2048 | |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2049 | if (ndlp->nlp_flag & NLP_NPR_2B_DISC) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2050 | spin_lock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2051 | ndlp->nlp_flag |= NLP_NODEV_REMOVE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2052 | spin_unlock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2053 | return ndlp->nlp_state; |
| 2054 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2055 | lpfc_drop_node(vport, ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2056 | return NLP_STE_FREED_NODE; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2057 | } |
| 2058 | |
| 2059 | static uint32_t |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2060 | lpfc_device_recov_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 2061 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2062 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2063 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2064 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2065 | /* Don't do anything that will mess up processing of the |
| 2066 | * previous RSCN. |
| 2067 | */ |
| 2068 | if (vport->fc_flag & FC_RSCN_DEFERRED) |
| 2069 | return ndlp->nlp_state; |
| 2070 | |
James Smart | eaf15d5 | 2008-12-04 22:39:29 -0500 | [diff] [blame] | 2071 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2072 | spin_lock_irq(shost->host_lock); |
James Smart | a0f9b48 | 2006-04-15 11:52:56 -0400 | [diff] [blame] | 2073 | ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2074 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2075 | return ndlp->nlp_state; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2076 | } |
| 2077 | |
| 2078 | |
| 2079 | /* This next section defines the NPort Discovery State Machine */ |
| 2080 | |
| 2081 | /* There are 4 different double linked lists nodelist entries can reside on. |
| 2082 | * The plogi list and adisc list are used when Link Up discovery or RSCN |
| 2083 | * processing is needed. Each list holds the nodes that we will send PLOGI |
| 2084 | * or ADISC on. These lists will keep track of what nodes will be effected |
| 2085 | * by an RSCN, or a Link Up (Typically, all nodes are effected on Link Up). |
| 2086 | * The unmapped_list will contain all nodes that we have successfully logged |
| 2087 | * into at the Fibre Channel level. The mapped_list will contain all nodes |
| 2088 | * that are mapped FCP targets. |
| 2089 | */ |
| 2090 | /* |
| 2091 | * The bind list is a list of undiscovered (potentially non-existent) nodes |
| 2092 | * that we have saved binding information on. This information is used when |
| 2093 | * nodes transition from the unmapped to the mapped list. |
| 2094 | */ |
| 2095 | /* For UNUSED_NODE state, the node has just been allocated . |
| 2096 | * For PLOGI_ISSUE and REG_LOGIN_ISSUE, the node is on |
| 2097 | * the PLOGI list. For REG_LOGIN_COMPL, the node is taken off the PLOGI list |
| 2098 | * and put on the unmapped list. For ADISC processing, the node is taken off |
| 2099 | * the ADISC list and placed on either the mapped or unmapped list (depending |
| 2100 | * on its previous state). Once on the unmapped list, a PRLI is issued and the |
| 2101 | * state changed to PRLI_ISSUE. When the PRLI completion occurs, the state is |
| 2102 | * changed to UNMAPPED_NODE. If the completion indicates a mapped |
| 2103 | * node, the node is taken off the unmapped list. The binding list is checked |
| 2104 | * for a valid binding, or a binding is automatically assigned. If binding |
| 2105 | * assignment is unsuccessful, the node is left on the unmapped list. If |
| 2106 | * binding assignment is successful, the associated binding list entry (if |
| 2107 | * any) is removed, and the node is placed on the mapped list. |
| 2108 | */ |
| 2109 | /* |
| 2110 | * 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] | 2111 | * lists will receive a DEVICE_RECOVERY event. If the linkdown or devloss timers |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2112 | * expire, all effected nodes will receive a DEVICE_RM event. |
| 2113 | */ |
| 2114 | /* |
| 2115 | * For a Link Up or RSCN, all nodes will move from the mapped / unmapped lists |
| 2116 | * to either the ADISC or PLOGI list. After a Nameserver query or ALPA loopmap |
| 2117 | * check, additional nodes may be added or removed (via DEVICE_RM) to / from |
| 2118 | * the PLOGI or ADISC lists. Once the PLOGI and ADISC lists are populated, |
| 2119 | * we will first process the ADISC list. 32 entries are processed initially and |
| 2120 | * ADISC is initited for each one. Completions / Events for each node are |
| 2121 | * funnelled thru the state machine. As each node finishes ADISC processing, it |
| 2122 | * starts ADISC for any nodes waiting for ADISC processing. If no nodes are |
| 2123 | * waiting, and the ADISC list count is identically 0, then we are done. For |
| 2124 | * Link Up discovery, since all nodes on the PLOGI list are UNREG_LOGIN'ed, we |
| 2125 | * can issue a CLEAR_LA and reenable Link Events. Next we will process the PLOGI |
| 2126 | * list. 32 entries are processed initially and PLOGI is initited for each one. |
| 2127 | * Completions / Events for each node are funnelled thru the state machine. As |
| 2128 | * each node finishes PLOGI processing, it starts PLOGI for any nodes waiting |
| 2129 | * for PLOGI processing. If no nodes are waiting, and the PLOGI list count is |
| 2130 | * indentically 0, then we are done. We have now completed discovery / RSCN |
| 2131 | * handling. Upon completion, ALL nodes should be on either the mapped or |
| 2132 | * unmapped lists. |
| 2133 | */ |
| 2134 | |
| 2135 | static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT]) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2136 | (struct lpfc_vport *, struct lpfc_nodelist *, void *, uint32_t) = { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2137 | /* Action routine Event Current State */ |
| 2138 | lpfc_rcv_plogi_unused_node, /* RCV_PLOGI UNUSED_NODE */ |
| 2139 | lpfc_rcv_els_unused_node, /* RCV_PRLI */ |
| 2140 | lpfc_rcv_logo_unused_node, /* RCV_LOGO */ |
| 2141 | lpfc_rcv_els_unused_node, /* RCV_ADISC */ |
| 2142 | lpfc_rcv_els_unused_node, /* RCV_PDISC */ |
| 2143 | lpfc_rcv_els_unused_node, /* RCV_PRLO */ |
| 2144 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 2145 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 2146 | lpfc_cmpl_logo_unused_node, /* CMPL_LOGO */ |
| 2147 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 2148 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 2149 | lpfc_device_rm_unused_node, /* DEVICE_RM */ |
| 2150 | lpfc_disc_illegal, /* DEVICE_RECOVERY */ |
| 2151 | |
| 2152 | lpfc_rcv_plogi_plogi_issue, /* RCV_PLOGI PLOGI_ISSUE */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2153 | lpfc_rcv_prli_plogi_issue, /* RCV_PRLI */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2154 | lpfc_rcv_logo_plogi_issue, /* RCV_LOGO */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2155 | lpfc_rcv_els_plogi_issue, /* RCV_ADISC */ |
| 2156 | lpfc_rcv_els_plogi_issue, /* RCV_PDISC */ |
| 2157 | lpfc_rcv_els_plogi_issue, /* RCV_PRLO */ |
| 2158 | lpfc_cmpl_plogi_plogi_issue, /* CMPL_PLOGI */ |
| 2159 | lpfc_disc_illegal, /* CMPL_PRLI */ |
James Smart | 0ff10d4 | 2008-01-11 01:52:36 -0500 | [diff] [blame] | 2160 | lpfc_cmpl_logo_plogi_issue, /* CMPL_LOGO */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2161 | lpfc_disc_illegal, /* CMPL_ADISC */ |
James Smart | 0ff10d4 | 2008-01-11 01:52:36 -0500 | [diff] [blame] | 2162 | lpfc_cmpl_reglogin_plogi_issue,/* CMPL_REG_LOGIN */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2163 | lpfc_device_rm_plogi_issue, /* DEVICE_RM */ |
| 2164 | lpfc_device_recov_plogi_issue, /* DEVICE_RECOVERY */ |
| 2165 | |
| 2166 | lpfc_rcv_plogi_adisc_issue, /* RCV_PLOGI ADISC_ISSUE */ |
| 2167 | lpfc_rcv_prli_adisc_issue, /* RCV_PRLI */ |
| 2168 | lpfc_rcv_logo_adisc_issue, /* RCV_LOGO */ |
| 2169 | lpfc_rcv_padisc_adisc_issue, /* RCV_ADISC */ |
| 2170 | lpfc_rcv_padisc_adisc_issue, /* RCV_PDISC */ |
| 2171 | lpfc_rcv_prlo_adisc_issue, /* RCV_PRLO */ |
| 2172 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 2173 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 2174 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 2175 | lpfc_cmpl_adisc_adisc_issue, /* CMPL_ADISC */ |
| 2176 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 2177 | lpfc_device_rm_adisc_issue, /* DEVICE_RM */ |
| 2178 | lpfc_device_recov_adisc_issue, /* DEVICE_RECOVERY */ |
| 2179 | |
| 2180 | lpfc_rcv_plogi_reglogin_issue, /* RCV_PLOGI REG_LOGIN_ISSUE */ |
| 2181 | lpfc_rcv_prli_reglogin_issue, /* RCV_PLOGI */ |
| 2182 | lpfc_rcv_logo_reglogin_issue, /* RCV_LOGO */ |
| 2183 | lpfc_rcv_padisc_reglogin_issue, /* RCV_ADISC */ |
| 2184 | lpfc_rcv_padisc_reglogin_issue, /* RCV_PDISC */ |
| 2185 | lpfc_rcv_prlo_reglogin_issue, /* RCV_PRLO */ |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2186 | lpfc_cmpl_plogi_illegal, /* CMPL_PLOGI */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2187 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 2188 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 2189 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 2190 | lpfc_cmpl_reglogin_reglogin_issue,/* CMPL_REG_LOGIN */ |
| 2191 | lpfc_device_rm_reglogin_issue, /* DEVICE_RM */ |
| 2192 | lpfc_device_recov_reglogin_issue,/* DEVICE_RECOVERY */ |
| 2193 | |
| 2194 | lpfc_rcv_plogi_prli_issue, /* RCV_PLOGI PRLI_ISSUE */ |
| 2195 | lpfc_rcv_prli_prli_issue, /* RCV_PRLI */ |
| 2196 | lpfc_rcv_logo_prli_issue, /* RCV_LOGO */ |
| 2197 | lpfc_rcv_padisc_prli_issue, /* RCV_ADISC */ |
| 2198 | lpfc_rcv_padisc_prli_issue, /* RCV_PDISC */ |
| 2199 | lpfc_rcv_prlo_prli_issue, /* RCV_PRLO */ |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2200 | lpfc_cmpl_plogi_illegal, /* CMPL_PLOGI */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2201 | lpfc_cmpl_prli_prli_issue, /* CMPL_PRLI */ |
| 2202 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 2203 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 2204 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 2205 | lpfc_device_rm_prli_issue, /* DEVICE_RM */ |
| 2206 | lpfc_device_recov_prli_issue, /* DEVICE_RECOVERY */ |
| 2207 | |
| 2208 | lpfc_rcv_plogi_unmap_node, /* RCV_PLOGI UNMAPPED_NODE */ |
| 2209 | lpfc_rcv_prli_unmap_node, /* RCV_PRLI */ |
| 2210 | lpfc_rcv_logo_unmap_node, /* RCV_LOGO */ |
| 2211 | lpfc_rcv_padisc_unmap_node, /* RCV_ADISC */ |
| 2212 | lpfc_rcv_padisc_unmap_node, /* RCV_PDISC */ |
| 2213 | lpfc_rcv_prlo_unmap_node, /* RCV_PRLO */ |
| 2214 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 2215 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 2216 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 2217 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 2218 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 2219 | lpfc_disc_illegal, /* DEVICE_RM */ |
| 2220 | lpfc_device_recov_unmap_node, /* DEVICE_RECOVERY */ |
| 2221 | |
| 2222 | lpfc_rcv_plogi_mapped_node, /* RCV_PLOGI MAPPED_NODE */ |
| 2223 | lpfc_rcv_prli_mapped_node, /* RCV_PRLI */ |
| 2224 | lpfc_rcv_logo_mapped_node, /* RCV_LOGO */ |
| 2225 | lpfc_rcv_padisc_mapped_node, /* RCV_ADISC */ |
| 2226 | lpfc_rcv_padisc_mapped_node, /* RCV_PDISC */ |
| 2227 | lpfc_rcv_prlo_mapped_node, /* RCV_PRLO */ |
| 2228 | lpfc_disc_illegal, /* CMPL_PLOGI */ |
| 2229 | lpfc_disc_illegal, /* CMPL_PRLI */ |
| 2230 | lpfc_disc_illegal, /* CMPL_LOGO */ |
| 2231 | lpfc_disc_illegal, /* CMPL_ADISC */ |
| 2232 | lpfc_disc_illegal, /* CMPL_REG_LOGIN */ |
| 2233 | lpfc_disc_illegal, /* DEVICE_RM */ |
| 2234 | lpfc_device_recov_mapped_node, /* DEVICE_RECOVERY */ |
| 2235 | |
| 2236 | lpfc_rcv_plogi_npr_node, /* RCV_PLOGI NPR_NODE */ |
| 2237 | lpfc_rcv_prli_npr_node, /* RCV_PRLI */ |
| 2238 | lpfc_rcv_logo_npr_node, /* RCV_LOGO */ |
| 2239 | lpfc_rcv_padisc_npr_node, /* RCV_ADISC */ |
| 2240 | lpfc_rcv_padisc_npr_node, /* RCV_PDISC */ |
| 2241 | lpfc_rcv_prlo_npr_node, /* RCV_PRLO */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2242 | lpfc_cmpl_plogi_npr_node, /* CMPL_PLOGI */ |
| 2243 | lpfc_cmpl_prli_npr_node, /* CMPL_PRLI */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2244 | lpfc_cmpl_logo_npr_node, /* CMPL_LOGO */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2245 | lpfc_cmpl_adisc_npr_node, /* CMPL_ADISC */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2246 | lpfc_cmpl_reglogin_npr_node, /* CMPL_REG_LOGIN */ |
| 2247 | lpfc_device_rm_npr_node, /* DEVICE_RM */ |
| 2248 | lpfc_device_recov_npr_node, /* DEVICE_RECOVERY */ |
| 2249 | }; |
| 2250 | |
| 2251 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2252 | lpfc_disc_state_machine(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 2253 | void *arg, uint32_t evt) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2254 | { |
| 2255 | uint32_t cur_state, rc; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2256 | uint32_t(*func) (struct lpfc_vport *, struct lpfc_nodelist *, void *, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2257 | uint32_t); |
James Smart | e47c909 | 2008-02-08 18:49:26 -0500 | [diff] [blame] | 2258 | uint32_t got_ndlp = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2259 | |
James Smart | e47c909 | 2008-02-08 18:49:26 -0500 | [diff] [blame] | 2260 | if (lpfc_nlp_get(ndlp)) |
| 2261 | got_ndlp = 1; |
| 2262 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2263 | cur_state = ndlp->nlp_state; |
| 2264 | |
| 2265 | /* DSM in event <evt> on NPort <nlp_DID> in state <cur_state> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2266 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2267 | "0211 DSM in event x%x on NPort x%x in " |
| 2268 | "state %d Data: x%x\n", |
| 2269 | evt, ndlp->nlp_DID, cur_state, ndlp->nlp_flag); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2270 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2271 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
| 2272 | "DSM in: evt:%d ste:%d did:x%x", |
| 2273 | evt, cur_state, ndlp->nlp_DID); |
| 2274 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2275 | func = lpfc_disc_action[(cur_state * NLP_EVT_MAX_EVENT) + evt]; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2276 | rc = (func) (vport, ndlp, arg, evt); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2277 | |
| 2278 | /* DSM out state <rc> on NPort <nlp_DID> */ |
James Smart | e47c909 | 2008-02-08 18:49:26 -0500 | [diff] [blame] | 2279 | if (got_ndlp) { |
| 2280 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2281 | "0212 DSM out state %d on NPort x%x Data: x%x\n", |
| 2282 | rc, ndlp->nlp_DID, ndlp->nlp_flag); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2283 | |
James Smart | e47c909 | 2008-02-08 18:49:26 -0500 | [diff] [blame] | 2284 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
| 2285 | "DSM out: ste:%d did:x%x flg:x%x", |
| 2286 | rc, ndlp->nlp_DID, ndlp->nlp_flag); |
| 2287 | /* Decrement the ndlp reference count held for this function */ |
| 2288 | lpfc_nlp_put(ndlp); |
| 2289 | } else { |
| 2290 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
James Smart | d7c255b | 2008-08-24 21:50:00 -0400 | [diff] [blame] | 2291 | "0213 DSM out state %d on NPort free\n", rc); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2292 | |
James Smart | e47c909 | 2008-02-08 18:49:26 -0500 | [diff] [blame] | 2293 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM, |
| 2294 | "DSM out: ste:%d did:x%x flg:x%x", |
| 2295 | rc, 0, 0); |
| 2296 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2297 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2298 | return rc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2299 | } |