| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1 | /******************************************************************* |
| 2 | * This file is part of the Emulex Linux Device Driver for * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 3 | * Fibre Channel Host Bus Adapters. * |
James Smart | 9413aff | 2007-04-25 09:53:35 -0400 | [diff] [blame] | 4 | * Copyright (C) 2004-2007 Emulex. All rights reserved. * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 5 | * EMULEX and SLI are trademarks of Emulex. * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 6 | * www.emulex.com * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 7 | * Portions Copyright (C) 2004-2005 Christoph Hellwig * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 8 | * * |
| 9 | * This program is free software; you can redistribute it and/or * |
James.Smart@Emulex.Com | c44ce17 | 2005-06-25 10:34:39 -0400 | [diff] [blame] | 10 | * modify it under the terms of version 2 of the GNU General * |
| 11 | * Public License as published by the Free Software Foundation. * |
| 12 | * This program is distributed in the hope that it will be useful. * |
| 13 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * |
| 14 | * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * |
| 15 | * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * |
| 16 | * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * |
| 17 | * TO BE LEGALLY INVALID. See the GNU General Public License for * |
| 18 | * more details, a copy of which can be found in the file COPYING * |
| 19 | * included with this package. * |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 20 | *******************************************************************/ |
| 21 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 22 | #include <linux/blkdev.h> |
| 23 | #include <linux/pci.h> |
| 24 | #include <linux/interrupt.h> |
| 25 | |
James.Smart@Emulex.Com | 9188652 | 2005-08-10 15:03:09 -0400 | [diff] [blame] | 26 | #include <scsi/scsi.h> |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 27 | #include <scsi/scsi_device.h> |
| 28 | #include <scsi/scsi_host.h> |
| 29 | #include <scsi/scsi_transport_fc.h> |
| 30 | |
| 31 | #include "lpfc_hw.h" |
| 32 | #include "lpfc_sli.h" |
| 33 | #include "lpfc_disc.h" |
| 34 | #include "lpfc_scsi.h" |
| 35 | #include "lpfc.h" |
| 36 | #include "lpfc_logmsg.h" |
| 37 | #include "lpfc_crtn.h" |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 38 | #include "lpfc_vport.h" |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 39 | #include "lpfc_debugfs.h" |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 40 | |
| 41 | static int lpfc_els_retry(struct lpfc_hba *, struct lpfc_iocbq *, |
| 42 | struct lpfc_iocbq *); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 43 | static void lpfc_cmpl_fabric_iocb(struct lpfc_hba *, struct lpfc_iocbq *, |
| 44 | struct lpfc_iocbq *); |
| 45 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 46 | static int lpfc_max_els_tries = 3; |
| 47 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 48 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 49 | lpfc_els_chk_latt(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 50 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 51 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 52 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 53 | uint32_t ha_copy; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 54 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 55 | if (vport->port_state >= LPFC_VPORT_READY || |
| 56 | phba->link_state == LPFC_LINK_DOWN) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 57 | return 0; |
| 58 | |
| 59 | /* Read the HBA Host Attention Register */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 60 | ha_copy = readl(phba->HAregaddr); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 61 | |
| 62 | if (!(ha_copy & HA_LATT)) |
| 63 | return 0; |
| 64 | |
| 65 | /* Pending Link Event during Discovery */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 66 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
| 67 | "0237 Pending Link Event during " |
| 68 | "Discovery: State x%x\n", |
| 69 | phba->pport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 70 | |
| 71 | /* CLEAR_LA should re-enable link attention events and |
| 72 | * we should then imediately take a LATT event. The |
| 73 | * LATT processing should call lpfc_linkdown() which |
| 74 | * will cleanup any left over in-progress discovery |
| 75 | * events. |
| 76 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 77 | spin_lock_irq(shost->host_lock); |
| 78 | vport->fc_flag |= FC_ABORT_DISCOVERY; |
| 79 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 80 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 81 | if (phba->link_state != LPFC_CLEAR_LA) |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 82 | lpfc_issue_clear_la(phba, vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 83 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 84 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 85 | } |
| 86 | |
| 87 | static struct lpfc_iocbq * |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 88 | lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp, |
| 89 | uint16_t cmdSize, uint8_t retry, |
| 90 | struct lpfc_nodelist *ndlp, uint32_t did, |
| 91 | uint32_t elscmd) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 92 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 93 | struct lpfc_hba *phba = vport->phba; |
James.Smart@Emulex.Com | 0bd4ca2 | 2005-10-28 20:30:02 -0400 | [diff] [blame] | 94 | struct lpfc_iocbq *elsiocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 95 | struct lpfc_dmabuf *pcmd, *prsp, *pbuflist; |
| 96 | struct ulp_bde64 *bpl; |
| 97 | IOCB_t *icmd; |
| 98 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 99 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 100 | if (!lpfc_is_link_up(phba)) |
| 101 | return NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 102 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 103 | /* Allocate buffer for command iocb */ |
James.Smart@Emulex.Com | 0bd4ca2 | 2005-10-28 20:30:02 -0400 | [diff] [blame] | 104 | elsiocb = lpfc_sli_get_iocbq(phba); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 105 | |
| 106 | if (elsiocb == NULL) |
| 107 | return NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 108 | icmd = &elsiocb->iocb; |
| 109 | |
| 110 | /* fill in BDEs for command */ |
| 111 | /* Allocate buffer for command payload */ |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 112 | pcmd = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); |
| 113 | if (pcmd) |
| 114 | pcmd->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &pcmd->phys); |
| 115 | if (!pcmd || !pcmd->virt) { |
Jesper Juhl | c9475cb | 2005-11-07 01:01:26 -0800 | [diff] [blame] | 116 | kfree(pcmd); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 117 | |
James Bottomley | 604a3e3 | 2005-10-29 10:28:33 -0500 | [diff] [blame] | 118 | lpfc_sli_release_iocbq(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 119 | return NULL; |
| 120 | } |
| 121 | |
| 122 | INIT_LIST_HEAD(&pcmd->list); |
| 123 | |
| 124 | /* Allocate buffer for response payload */ |
| 125 | if (expectRsp) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 126 | prsp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 127 | if (prsp) |
| 128 | prsp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, |
| 129 | &prsp->phys); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 130 | if (!prsp || !prsp->virt) { |
Jesper Juhl | c9475cb | 2005-11-07 01:01:26 -0800 | [diff] [blame] | 131 | kfree(prsp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 132 | lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys); |
| 133 | kfree(pcmd); |
James Bottomley | 604a3e3 | 2005-10-29 10:28:33 -0500 | [diff] [blame] | 134 | lpfc_sli_release_iocbq(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 135 | return NULL; |
| 136 | } |
| 137 | INIT_LIST_HEAD(&prsp->list); |
| 138 | } else { |
| 139 | prsp = NULL; |
| 140 | } |
| 141 | |
| 142 | /* Allocate buffer for Buffer ptr list */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 143 | pbuflist = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 144 | if (pbuflist) |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 145 | pbuflist->virt = lpfc_mbuf_alloc(phba, MEM_PRI, |
| 146 | &pbuflist->phys); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 147 | if (!pbuflist || !pbuflist->virt) { |
James Bottomley | 604a3e3 | 2005-10-29 10:28:33 -0500 | [diff] [blame] | 148 | lpfc_sli_release_iocbq(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 149 | lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys); |
| 150 | lpfc_mbuf_free(phba, prsp->virt, prsp->phys); |
| 151 | kfree(pcmd); |
| 152 | kfree(prsp); |
Jesper Juhl | c9475cb | 2005-11-07 01:01:26 -0800 | [diff] [blame] | 153 | kfree(pbuflist); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 154 | return NULL; |
| 155 | } |
| 156 | |
| 157 | INIT_LIST_HEAD(&pbuflist->list); |
| 158 | |
| 159 | icmd->un.elsreq64.bdl.addrHigh = putPaddrHigh(pbuflist->phys); |
| 160 | icmd->un.elsreq64.bdl.addrLow = putPaddrLow(pbuflist->phys); |
| 161 | icmd->un.elsreq64.bdl.bdeFlags = BUFF_TYPE_BDL; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 162 | icmd->un.elsreq64.remoteID = did; /* DID */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 163 | if (expectRsp) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 164 | icmd->un.elsreq64.bdl.bdeSize = (2 * sizeof(struct ulp_bde64)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 165 | icmd->ulpCommand = CMD_ELS_REQUEST64_CR; |
James Smart | 2680eea | 2007-04-25 09:52:55 -0400 | [diff] [blame] | 166 | icmd->ulpTimeout = phba->fc_ratov * 2; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 167 | } else { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 168 | icmd->un.elsreq64.bdl.bdeSize = sizeof(struct ulp_bde64); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 169 | icmd->ulpCommand = CMD_XMIT_ELS_RSP64_CX; |
| 170 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 171 | icmd->ulpBdeCount = 1; |
| 172 | icmd->ulpLe = 1; |
| 173 | icmd->ulpClass = CLASS3; |
| 174 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 175 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { |
| 176 | icmd->un.elsreq64.myID = vport->fc_myDID; |
| 177 | |
| 178 | /* For ELS_REQUEST64_CR, use the VPI by default */ |
| 179 | icmd->ulpContext = vport->vpi; |
| 180 | icmd->ulpCt_h = 0; |
| 181 | icmd->ulpCt_l = 1; |
| 182 | } |
| 183 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 184 | bpl = (struct ulp_bde64 *) pbuflist->virt; |
| 185 | bpl->addrLow = le32_to_cpu(putPaddrLow(pcmd->phys)); |
| 186 | bpl->addrHigh = le32_to_cpu(putPaddrHigh(pcmd->phys)); |
| 187 | bpl->tus.f.bdeSize = cmdSize; |
| 188 | bpl->tus.f.bdeFlags = 0; |
| 189 | bpl->tus.w = le32_to_cpu(bpl->tus.w); |
| 190 | |
| 191 | if (expectRsp) { |
| 192 | bpl++; |
| 193 | bpl->addrLow = le32_to_cpu(putPaddrLow(prsp->phys)); |
| 194 | bpl->addrHigh = le32_to_cpu(putPaddrHigh(prsp->phys)); |
| 195 | bpl->tus.f.bdeSize = FCELSSIZE; |
| 196 | bpl->tus.f.bdeFlags = BUFF_USE_RCV; |
| 197 | bpl->tus.w = le32_to_cpu(bpl->tus.w); |
| 198 | } |
| 199 | |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 200 | elsiocb->context1 = lpfc_nlp_get(ndlp); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 201 | elsiocb->context2 = pcmd; |
| 202 | elsiocb->context3 = pbuflist; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 203 | elsiocb->retry = retry; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 204 | elsiocb->vport = vport; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 205 | elsiocb->drvrTimeout = (phba->fc_ratov << 1) + LPFC_DRVR_TIMEOUT; |
| 206 | |
| 207 | if (prsp) { |
| 208 | list_add(&prsp->list, &pcmd->list); |
| 209 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 210 | if (expectRsp) { |
| 211 | /* Xmit ELS command <elsCmd> to remote NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 212 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 213 | "0116 Xmit ELS command x%x to remote " |
| 214 | "NPORT x%x I/O tag: x%x, port state: x%x\n", |
| 215 | elscmd, did, elsiocb->iotag, |
| 216 | vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 217 | } else { |
| 218 | /* Xmit ELS response <elsCmd> to remote NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 219 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 220 | "0117 Xmit ELS response x%x to remote " |
| 221 | "NPORT x%x I/O tag: x%x, size: x%x\n", |
| 222 | elscmd, ndlp->nlp_DID, elsiocb->iotag, |
| 223 | cmdSize); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 224 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 225 | return elsiocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 226 | } |
| 227 | |
| 228 | |
| 229 | static int |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 230 | lpfc_issue_fabric_reglogin(struct lpfc_vport *vport) |
| 231 | { |
| 232 | struct lpfc_hba *phba = vport->phba; |
| 233 | LPFC_MBOXQ_t *mbox; |
| 234 | struct lpfc_dmabuf *mp; |
| 235 | struct lpfc_nodelist *ndlp; |
| 236 | struct serv_parm *sp; |
| 237 | int rc; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 238 | int err = 0; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 239 | |
| 240 | sp = &phba->fc_fabparam; |
| 241 | ndlp = lpfc_findnode_did(vport, Fabric_DID); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 242 | if (!ndlp) { |
| 243 | err = 1; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 244 | goto fail; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 245 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 246 | |
| 247 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 248 | if (!mbox) { |
| 249 | err = 2; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 250 | goto fail; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 251 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 252 | |
| 253 | vport->port_state = LPFC_FABRIC_CFG_LINK; |
| 254 | lpfc_config_link(phba, mbox); |
| 255 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
| 256 | mbox->vport = vport; |
| 257 | |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 258 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 259 | if (rc == MBX_NOT_FINISHED) { |
| 260 | err = 3; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 261 | goto fail_free_mbox; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 262 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 263 | |
| 264 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 265 | if (!mbox) { |
| 266 | err = 4; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 267 | goto fail; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 268 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 269 | rc = lpfc_reg_login(phba, vport->vpi, Fabric_DID, (uint8_t *)sp, mbox, |
| 270 | 0); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 271 | if (rc) { |
| 272 | err = 5; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 273 | goto fail_free_mbox; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 274 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 275 | |
| 276 | mbox->mbox_cmpl = lpfc_mbx_cmpl_fabric_reg_login; |
| 277 | mbox->vport = vport; |
| 278 | mbox->context2 = lpfc_nlp_get(ndlp); |
| 279 | |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 280 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 281 | if (rc == MBX_NOT_FINISHED) { |
| 282 | err = 6; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 283 | goto fail_issue_reg_login; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 284 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 285 | |
| 286 | return 0; |
| 287 | |
| 288 | fail_issue_reg_login: |
| 289 | lpfc_nlp_put(ndlp); |
| 290 | mp = (struct lpfc_dmabuf *) mbox->context1; |
| 291 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 292 | kfree(mp); |
| 293 | fail_free_mbox: |
| 294 | mempool_free(mbox, phba->mbox_mem_pool); |
| 295 | |
| 296 | fail: |
| 297 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 298 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 299 | "0249 Cannot issue Register Fabric login: Err %d\n", err); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 300 | return -ENXIO; |
| 301 | } |
| 302 | |
| 303 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 304 | lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 305 | struct serv_parm *sp, IOCB_t *irsp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 306 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 307 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 308 | struct lpfc_hba *phba = vport->phba; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 309 | struct lpfc_nodelist *np; |
| 310 | struct lpfc_nodelist *next_np; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 311 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 312 | spin_lock_irq(shost->host_lock); |
| 313 | vport->fc_flag |= FC_FABRIC; |
| 314 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 315 | |
| 316 | phba->fc_edtov = be32_to_cpu(sp->cmn.e_d_tov); |
| 317 | if (sp->cmn.edtovResolution) /* E_D_TOV ticks are in nanoseconds */ |
| 318 | phba->fc_edtov = (phba->fc_edtov + 999999) / 1000000; |
| 319 | |
| 320 | phba->fc_ratov = (be32_to_cpu(sp->cmn.w2.r_a_tov) + 999) / 1000; |
| 321 | |
| 322 | if (phba->fc_topology == TOPOLOGY_LOOP) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 323 | spin_lock_irq(shost->host_lock); |
| 324 | vport->fc_flag |= FC_PUBLIC_LOOP; |
| 325 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 326 | } else { |
| 327 | /* |
| 328 | * If we are a N-port connected to a Fabric, fixup sparam's so |
| 329 | * logins to devices on remote loops work. |
| 330 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 331 | vport->fc_sparam.cmn.altBbCredit = 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 332 | } |
| 333 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 334 | vport->fc_myDID = irsp->un.ulpWord[4] & Mask_DID; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 335 | memcpy(&ndlp->nlp_portname, &sp->portName, sizeof(struct lpfc_name)); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 336 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 337 | ndlp->nlp_class_sup = 0; |
| 338 | if (sp->cls1.classValid) |
| 339 | ndlp->nlp_class_sup |= FC_COS_CLASS1; |
| 340 | if (sp->cls2.classValid) |
| 341 | ndlp->nlp_class_sup |= FC_COS_CLASS2; |
| 342 | if (sp->cls3.classValid) |
| 343 | ndlp->nlp_class_sup |= FC_COS_CLASS3; |
| 344 | if (sp->cls4.classValid) |
| 345 | ndlp->nlp_class_sup |= FC_COS_CLASS4; |
| 346 | ndlp->nlp_maxframe = ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | |
| 347 | sp->cmn.bbRcvSizeLsb; |
| 348 | memcpy(&phba->fc_fabparam, sp, sizeof(struct serv_parm)); |
| 349 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 350 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { |
| 351 | if (sp->cmn.response_multiple_NPort) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 352 | lpfc_printf_vlog(vport, KERN_WARNING, |
| 353 | LOG_ELS | LOG_VPORT, |
| 354 | "1816 FLOGI NPIV supported, " |
| 355 | "response data 0x%x\n", |
| 356 | sp->cmn.response_multiple_NPort); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 357 | phba->link_flag |= LS_NPIV_FAB_SUPPORTED; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 358 | } else { |
| 359 | /* Because we asked f/w for NPIV it still expects us |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 360 | to call reg_vnpid atleast for the physcial host */ |
| 361 | lpfc_printf_vlog(vport, KERN_WARNING, |
| 362 | LOG_ELS | LOG_VPORT, |
| 363 | "1817 Fabric does not support NPIV " |
| 364 | "- configuring single port mode.\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 365 | phba->link_flag &= ~LS_NPIV_FAB_SUPPORTED; |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | if ((vport->fc_prevDID != vport->fc_myDID) && |
| 370 | !(vport->fc_flag & FC_VPORT_NEEDS_REG_VPI)) { |
| 371 | |
| 372 | /* If our NportID changed, we need to ensure all |
| 373 | * remaining NPORTs get unreg_login'ed. |
| 374 | */ |
| 375 | list_for_each_entry_safe(np, next_np, |
| 376 | &vport->fc_nodes, nlp_listp) { |
| 377 | if ((np->nlp_state != NLP_STE_NPR_NODE) || |
| 378 | !(np->nlp_flag & NLP_NPR_ADISC)) |
| 379 | continue; |
| 380 | spin_lock_irq(shost->host_lock); |
| 381 | np->nlp_flag &= ~NLP_NPR_ADISC; |
| 382 | spin_unlock_irq(shost->host_lock); |
| 383 | lpfc_unreg_rpi(vport, np); |
| 384 | } |
| 385 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { |
| 386 | lpfc_mbx_unreg_vpi(vport); |
| 387 | vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; |
| 388 | } |
| 389 | } |
| 390 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 391 | ndlp->nlp_sid = irsp->un.ulpWord[4] & Mask_DID; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 392 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_REG_LOGIN_ISSUE); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 393 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 394 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED && |
| 395 | vport->fc_flag & FC_VPORT_NEEDS_REG_VPI) { |
| 396 | lpfc_register_new_vport(phba, vport, ndlp); |
| 397 | return 0; |
| 398 | } |
| 399 | lpfc_issue_fabric_reglogin(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 400 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 401 | } |
| 402 | |
| 403 | /* |
| 404 | * We FLOGIed into an NPort, initiate pt2pt protocol |
| 405 | */ |
| 406 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 407 | lpfc_cmpl_els_flogi_nport(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 408 | struct serv_parm *sp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 409 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 410 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 411 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 412 | LPFC_MBOXQ_t *mbox; |
| 413 | int rc; |
| 414 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 415 | spin_lock_irq(shost->host_lock); |
| 416 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 417 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 418 | |
| 419 | phba->fc_edtov = FF_DEF_EDTOV; |
| 420 | phba->fc_ratov = FF_DEF_RATOV; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 421 | rc = memcmp(&vport->fc_portname, &sp->portName, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 422 | sizeof(vport->fc_portname)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 423 | if (rc >= 0) { |
| 424 | /* This side will initiate the PLOGI */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 425 | spin_lock_irq(shost->host_lock); |
| 426 | vport->fc_flag |= FC_PT2PT_PLOGI; |
| 427 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 428 | |
| 429 | /* |
| 430 | * N_Port ID cannot be 0, set our to LocalID the other |
| 431 | * side will be RemoteID. |
| 432 | */ |
| 433 | |
| 434 | /* not equal */ |
| 435 | if (rc) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 436 | vport->fc_myDID = PT2PT_LocalID; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 437 | |
| 438 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 439 | if (!mbox) |
| 440 | goto fail; |
| 441 | |
| 442 | lpfc_config_link(phba, mbox); |
| 443 | |
| 444 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 445 | mbox->vport = vport; |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 446 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 447 | if (rc == MBX_NOT_FINISHED) { |
| 448 | mempool_free(mbox, phba->mbox_mem_pool); |
| 449 | goto fail; |
| 450 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 451 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 452 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 453 | ndlp = lpfc_findnode_did(vport, PT2PT_RemoteID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 454 | if (!ndlp) { |
| 455 | /* |
| 456 | * Cannot find existing Fabric ndlp, so allocate a |
| 457 | * new one |
| 458 | */ |
| 459 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 460 | if (!ndlp) |
| 461 | goto fail; |
| 462 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 463 | lpfc_nlp_init(vport, ndlp, PT2PT_RemoteID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 464 | } |
| 465 | |
| 466 | memcpy(&ndlp->nlp_portname, &sp->portName, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 467 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 468 | memcpy(&ndlp->nlp_nodename, &sp->nodeName, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 469 | sizeof(struct lpfc_name)); |
| 470 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 471 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 472 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 473 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 474 | } else { |
| 475 | /* This side will wait for the PLOGI */ |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 476 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 477 | } |
| 478 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 479 | spin_lock_irq(shost->host_lock); |
| 480 | vport->fc_flag |= FC_PT2PT; |
| 481 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 482 | |
| 483 | /* Start discovery - this should just do CLEAR_LA */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 484 | lpfc_disc_start(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 485 | return 0; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 486 | fail: |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 487 | return -ENXIO; |
| 488 | } |
| 489 | |
| 490 | static void |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 491 | lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 492 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 493 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 494 | struct lpfc_vport *vport = cmdiocb->vport; |
| 495 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 496 | IOCB_t *irsp = &rspiocb->iocb; |
| 497 | struct lpfc_nodelist *ndlp = cmdiocb->context1; |
| 498 | struct lpfc_dmabuf *pcmd = cmdiocb->context2, *prsp; |
| 499 | struct serv_parm *sp; |
| 500 | int rc; |
| 501 | |
| 502 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 503 | if (lpfc_els_chk_latt(vport)) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 504 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 505 | goto out; |
| 506 | } |
| 507 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 508 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 509 | "FLOGI cmpl: status:x%x/x%x state:x%x", |
| 510 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 511 | vport->port_state); |
| 512 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 513 | if (irsp->ulpStatus) { |
| 514 | /* Check for retry */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 515 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 516 | goto out; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 517 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 518 | /* FLOGI failed, so there is no fabric */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 519 | spin_lock_irq(shost->host_lock); |
| 520 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 521 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 522 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 523 | /* If private loop, then allow max outstanding els to be |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 524 | * LPFC_MAX_DISC_THREADS (32). Scanning in the case of no |
| 525 | * alpa map would take too long otherwise. |
| 526 | */ |
| 527 | if (phba->alpa_map[0] == 0) { |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 528 | vport->cfg_discovery_threads = LPFC_MAX_DISC_THREADS; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 529 | } |
| 530 | |
| 531 | /* FLOGI failure */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 532 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 533 | "0100 FLOGI failure Data: x%x x%x " |
| 534 | "x%x\n", |
| 535 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 536 | irsp->ulpTimeout); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 537 | goto flogifail; |
| 538 | } |
| 539 | |
| 540 | /* |
| 541 | * The FLogI succeeded. Sync the data for the CPU before |
| 542 | * accessing it. |
| 543 | */ |
| 544 | prsp = list_get_first(&pcmd->list, struct lpfc_dmabuf, list); |
| 545 | |
| 546 | sp = prsp->virt + sizeof(uint32_t); |
| 547 | |
| 548 | /* FLOGI completes successfully */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 549 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 550 | "0101 FLOGI completes sucessfully " |
| 551 | "Data: x%x x%x x%x x%x\n", |
| 552 | irsp->un.ulpWord[4], sp->cmn.e_d_tov, |
| 553 | sp->cmn.w2.r_a_tov, sp->cmn.edtovResolution); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 554 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 555 | if (vport->port_state == LPFC_FLOGI) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 556 | /* |
| 557 | * If Common Service Parameters indicate Nport |
| 558 | * we are point to point, if Fport we are Fabric. |
| 559 | */ |
| 560 | if (sp->cmn.fPort) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 561 | rc = lpfc_cmpl_els_flogi_fabric(vport, ndlp, sp, irsp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 562 | else |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 563 | rc = lpfc_cmpl_els_flogi_nport(vport, ndlp, sp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 564 | |
| 565 | if (!rc) |
| 566 | goto out; |
| 567 | } |
| 568 | |
| 569 | flogifail: |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 570 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 571 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 572 | if (!lpfc_error_lost_link(irsp)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 573 | /* FLOGI failed, so just use loop map to make discovery list */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 574 | lpfc_disc_list_loopmap(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 575 | |
| 576 | /* Start discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 577 | lpfc_disc_start(vport); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 578 | } else if (((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) || |
| 579 | ((irsp->un.ulpWord[4] != IOERR_SLI_ABORTED) && |
| 580 | (irsp->un.ulpWord[4] != IOERR_SLI_DOWN))) && |
| 581 | (phba->link_state != LPFC_CLEAR_LA)) { |
| 582 | /* If FLOGI failed enable link interrupt. */ |
| 583 | lpfc_issue_clear_la(phba, vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 584 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 585 | out: |
| 586 | lpfc_els_free_iocb(phba, cmdiocb); |
| 587 | } |
| 588 | |
| 589 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 590 | lpfc_issue_els_flogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 591 | uint8_t retry) |
| 592 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 593 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 594 | struct serv_parm *sp; |
| 595 | IOCB_t *icmd; |
| 596 | struct lpfc_iocbq *elsiocb; |
| 597 | struct lpfc_sli_ring *pring; |
| 598 | uint8_t *pcmd; |
| 599 | uint16_t cmdsize; |
| 600 | uint32_t tmo; |
| 601 | int rc; |
| 602 | |
| 603 | pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 604 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 605 | cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 606 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 607 | ndlp->nlp_DID, ELS_CMD_FLOGI); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 608 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 609 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 610 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 611 | |
| 612 | icmd = &elsiocb->iocb; |
| 613 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 614 | |
| 615 | /* For FLOGI request, remainder of payload is service parameters */ |
| 616 | *((uint32_t *) (pcmd)) = ELS_CMD_FLOGI; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 617 | pcmd += sizeof(uint32_t); |
| 618 | memcpy(pcmd, &vport->fc_sparam, sizeof(struct serv_parm)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 619 | sp = (struct serv_parm *) pcmd; |
| 620 | |
| 621 | /* Setup CSPs accordingly for Fabric */ |
| 622 | sp->cmn.e_d_tov = 0; |
| 623 | sp->cmn.w2.r_a_tov = 0; |
| 624 | sp->cls1.classValid = 0; |
| 625 | sp->cls2.seqDelivery = 1; |
| 626 | sp->cls3.seqDelivery = 1; |
| 627 | if (sp->cmn.fcphLow < FC_PH3) |
| 628 | sp->cmn.fcphLow = FC_PH3; |
| 629 | if (sp->cmn.fcphHigh < FC_PH3) |
| 630 | sp->cmn.fcphHigh = FC_PH3; |
| 631 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 632 | if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { |
| 633 | sp->cmn.request_multiple_Nport = 1; |
| 634 | |
| 635 | /* For FLOGI, Let FLOGI rsp set the NPortID for VPI 0 */ |
| 636 | icmd->ulpCt_h = 1; |
| 637 | icmd->ulpCt_l = 0; |
| 638 | } |
| 639 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 640 | if (phba->fc_topology != TOPOLOGY_LOOP) { |
| 641 | icmd->un.elsreq64.myID = 0; |
| 642 | icmd->un.elsreq64.fl = 1; |
| 643 | } |
| 644 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 645 | tmo = phba->fc_ratov; |
| 646 | phba->fc_ratov = LPFC_DISC_FLOGI_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 647 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 648 | phba->fc_ratov = tmo; |
| 649 | |
| 650 | phba->fc_stat.elsXmitFLOGI++; |
| 651 | elsiocb->iocb_cmpl = lpfc_cmpl_els_flogi; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 652 | |
| 653 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 654 | "Issue FLOGI: opt:x%x", |
| 655 | phba->sli3_options, 0, 0); |
| 656 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 657 | rc = lpfc_issue_fabric_iocb(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 658 | if (rc == IOCB_ERROR) { |
| 659 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 660 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 661 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 662 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 663 | } |
| 664 | |
| 665 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 666 | lpfc_els_abort_flogi(struct lpfc_hba *phba) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 667 | { |
| 668 | struct lpfc_sli_ring *pring; |
| 669 | struct lpfc_iocbq *iocb, *next_iocb; |
| 670 | struct lpfc_nodelist *ndlp; |
| 671 | IOCB_t *icmd; |
| 672 | |
| 673 | /* Abort outstanding I/O on NPort <nlp_DID> */ |
| 674 | lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 675 | "0201 Abort outstanding I/O on NPort x%x\n", |
| 676 | Fabric_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 677 | |
| 678 | pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 679 | |
| 680 | /* |
| 681 | * Check the txcmplq for an iocb that matches the nport the driver is |
| 682 | * searching for. |
| 683 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 684 | spin_lock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 685 | list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq, list) { |
| 686 | icmd = &iocb->iocb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 687 | if (icmd->ulpCommand == CMD_ELS_REQUEST64_CR && |
| 688 | icmd->un.elsreq64.bdl.ulpIoTag32) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 689 | ndlp = (struct lpfc_nodelist *)(iocb->context1); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 690 | if (ndlp && (ndlp->nlp_DID == Fabric_DID)) { |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 691 | lpfc_sli_issue_abort_iotag(phba, pring, iocb); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 692 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 693 | } |
| 694 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 695 | spin_unlock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 696 | |
| 697 | return 0; |
| 698 | } |
| 699 | |
| 700 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 701 | lpfc_initial_flogi(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 702 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 703 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 704 | struct lpfc_nodelist *ndlp; |
| 705 | |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 706 | vport->port_state = LPFC_FLOGI; |
| 707 | lpfc_set_disctmo(vport); |
| 708 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 709 | /* First look for the Fabric ndlp */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 710 | ndlp = lpfc_findnode_did(vport, Fabric_DID); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 711 | if (!ndlp) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 712 | /* Cannot find existing Fabric ndlp, so allocate a new one */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 713 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 714 | if (!ndlp) |
| 715 | return 0; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 716 | lpfc_nlp_init(vport, ndlp, Fabric_DID); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 717 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 718 | lpfc_dequeue_node(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 719 | } |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 720 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 721 | if (lpfc_issue_els_flogi(vport, ndlp, 0)) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 722 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 723 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 724 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 725 | } |
| 726 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 727 | int |
| 728 | lpfc_initial_fdisc(struct lpfc_vport *vport) |
| 729 | { |
| 730 | struct lpfc_hba *phba = vport->phba; |
| 731 | struct lpfc_nodelist *ndlp; |
| 732 | |
| 733 | /* First look for the Fabric ndlp */ |
| 734 | ndlp = lpfc_findnode_did(vport, Fabric_DID); |
| 735 | if (!ndlp) { |
| 736 | /* Cannot find existing Fabric ndlp, so allocate a new one */ |
| 737 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 738 | if (!ndlp) |
| 739 | return 0; |
| 740 | lpfc_nlp_init(vport, ndlp, Fabric_DID); |
| 741 | } else { |
| 742 | lpfc_dequeue_node(vport, ndlp); |
| 743 | } |
| 744 | if (lpfc_issue_els_fdisc(vport, ndlp, 0)) { |
| 745 | lpfc_nlp_put(ndlp); |
| 746 | } |
| 747 | return 1; |
| 748 | } |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 749 | |
| 750 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 751 | lpfc_more_plogi(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 752 | { |
| 753 | int sentplogi; |
| 754 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 755 | if (vport->num_disc_nodes) |
| 756 | vport->num_disc_nodes--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 757 | |
| 758 | /* Continue discovery with <num_disc_nodes> PLOGIs to go */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 759 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 760 | "0232 Continue discovery with %d PLOGIs to go " |
| 761 | "Data: x%x x%x x%x\n", |
| 762 | vport->num_disc_nodes, vport->fc_plogi_cnt, |
| 763 | vport->fc_flag, vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 764 | /* Check to see if there are more PLOGIs to be sent */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 765 | if (vport->fc_flag & FC_NLP_MORE) |
| 766 | /* go thru NPR nodes and issue any remaining ELS PLOGIs */ |
| 767 | sentplogi = lpfc_els_disc_plogi(vport); |
| 768 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 769 | return; |
| 770 | } |
| 771 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 772 | static struct lpfc_nodelist * |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 773 | lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp, |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 774 | struct lpfc_nodelist *ndlp) |
| 775 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 776 | struct lpfc_vport *vport = ndlp->vport; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 777 | struct lpfc_nodelist *new_ndlp; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 778 | struct serv_parm *sp; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 779 | uint8_t name[sizeof(struct lpfc_name)]; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 780 | uint32_t rc; |
| 781 | |
James Smart | 2fb9bd8 | 2006-12-02 13:33:57 -0500 | [diff] [blame] | 782 | /* Fabric nodes can have the same WWPN so we don't bother searching |
| 783 | * by WWPN. Just return the ndlp that was given to us. |
| 784 | */ |
| 785 | if (ndlp->nlp_type & NLP_FABRIC) |
| 786 | return ndlp; |
| 787 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 788 | sp = (struct serv_parm *) ((uint8_t *) prsp + sizeof(uint32_t)); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 789 | memset(name, 0, sizeof(struct lpfc_name)); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 790 | |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 791 | /* Now we find out if the NPort we are logging into, matches the WWPN |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 792 | * we have for that ndlp. If not, we have some work to do. |
| 793 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 794 | new_ndlp = lpfc_findnode_wwpn(vport, &sp->portName); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 795 | |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 796 | if (new_ndlp == ndlp) |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 797 | return ndlp; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 798 | |
| 799 | if (!new_ndlp) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 800 | rc = memcmp(&ndlp->nlp_portname, name, |
| 801 | sizeof(struct lpfc_name)); |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 802 | if (!rc) |
| 803 | return ndlp; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 804 | new_ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_ATOMIC); |
| 805 | if (!new_ndlp) |
| 806 | return ndlp; |
| 807 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 808 | lpfc_nlp_init(vport, new_ndlp, ndlp->nlp_DID); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 809 | } |
| 810 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 811 | lpfc_unreg_rpi(vport, new_ndlp); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 812 | new_ndlp->nlp_DID = ndlp->nlp_DID; |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 813 | new_ndlp->nlp_prev_state = ndlp->nlp_prev_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 814 | lpfc_nlp_set_state(vport, new_ndlp, ndlp->nlp_state); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 815 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 816 | /* Move this back to NPR state */ |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 817 | if (memcmp(&ndlp->nlp_portname, name, sizeof(struct lpfc_name)) == 0) { |
| 818 | /* The new_ndlp is replacing ndlp totally, so we need |
| 819 | * to put ndlp on UNUSED list and try to free it. |
| 820 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 821 | lpfc_drop_node(vport, ndlp); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 822 | } |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 823 | else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 824 | lpfc_unreg_rpi(vport, ndlp); |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 825 | ndlp->nlp_DID = 0; /* Two ndlps cannot have the same did */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 826 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 827 | } |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 828 | return new_ndlp; |
| 829 | } |
| 830 | |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 831 | void |
| 832 | lpfc_end_rscn(struct lpfc_vport *vport) |
| 833 | { |
| 834 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 835 | |
| 836 | if (vport->fc_flag & FC_RSCN_MODE) { |
| 837 | /* |
| 838 | * Check to see if more RSCNs came in while we were |
| 839 | * processing this one. |
| 840 | */ |
| 841 | if (vport->fc_rscn_id_cnt || |
| 842 | (vport->fc_flag & FC_RSCN_DISCOVERY) != 0) |
| 843 | lpfc_els_handle_rscn(vport); |
| 844 | else { |
| 845 | spin_lock_irq(shost->host_lock); |
| 846 | vport->fc_flag &= ~FC_RSCN_MODE; |
| 847 | spin_unlock_irq(shost->host_lock); |
| 848 | } |
| 849 | } |
| 850 | } |
| 851 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 852 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 853 | lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 854 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 855 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 856 | struct lpfc_vport *vport = cmdiocb->vport; |
| 857 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 858 | IOCB_t *irsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 859 | struct lpfc_nodelist *ndlp; |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 860 | struct lpfc_dmabuf *prsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 861 | int disc, rc, did, type; |
| 862 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 863 | /* we pass cmdiocb to state machine which needs rspiocb as well */ |
| 864 | cmdiocb->context_un.rsp_iocb = rspiocb; |
| 865 | |
| 866 | irsp = &rspiocb->iocb; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 867 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 868 | "PLOGI cmpl: status:x%x/x%x did:x%x", |
| 869 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 870 | irsp->un.elsreq64.remoteID); |
| 871 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 872 | ndlp = lpfc_findnode_did(vport, irsp->un.elsreq64.remoteID); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 873 | if (!ndlp) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 874 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 875 | "0136 PLOGI completes to NPort x%x " |
| 876 | "with no ndlp. Data: x%x x%x x%x\n", |
| 877 | irsp->un.elsreq64.remoteID, |
| 878 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 879 | irsp->ulpIoTag); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 880 | goto out; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 881 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 882 | |
| 883 | /* Since ndlp can be freed in the disc state machine, note if this node |
| 884 | * is being used during discovery. |
| 885 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 886 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 887 | disc = (ndlp->nlp_flag & NLP_NPR_2B_DISC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 888 | ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 889 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 890 | rc = 0; |
| 891 | |
| 892 | /* PLOGI completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 893 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 894 | "0102 PLOGI completes to NPort x%x " |
| 895 | "Data: x%x x%x x%x x%x x%x\n", |
| 896 | ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4], |
| 897 | irsp->ulpTimeout, disc, vport->num_disc_nodes); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 898 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 899 | if (lpfc_els_chk_latt(vport)) { |
| 900 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 901 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 902 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 903 | goto out; |
| 904 | } |
| 905 | |
| 906 | /* ndlp could be freed in DSM, save these values now */ |
| 907 | type = ndlp->nlp_type; |
| 908 | did = ndlp->nlp_DID; |
| 909 | |
| 910 | if (irsp->ulpStatus) { |
| 911 | /* Check for retry */ |
| 912 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) { |
| 913 | /* ELS command is being retried */ |
| 914 | if (disc) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 915 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 916 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 917 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 918 | } |
| 919 | goto out; |
| 920 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 921 | /* PLOGI failed */ |
| 922 | /* Do not call DSM for lpfc_els_abort'ed ELS cmds */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 923 | if (lpfc_error_lost_link(irsp)) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 924 | rc = NLP_STE_FREED_NODE; |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 925 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 926 | rc = lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 927 | NLP_EVT_CMPL_PLOGI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 928 | } |
| 929 | } else { |
| 930 | /* Good status, call state machine */ |
James Smart | 9279565 | 2006-07-06 15:50:02 -0400 | [diff] [blame] | 931 | prsp = list_entry(((struct lpfc_dmabuf *) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 932 | cmdiocb->context2)->list.next, |
| 933 | struct lpfc_dmabuf, list); |
| 934 | ndlp = lpfc_plogi_confirm_nport(phba, prsp->virt, ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 935 | rc = lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 936 | NLP_EVT_CMPL_PLOGI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 937 | } |
| 938 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 939 | if (disc && vport->num_disc_nodes) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 940 | /* Check to see if there are more PLOGIs to be sent */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 941 | lpfc_more_plogi(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 942 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 943 | if (vport->num_disc_nodes == 0) { |
| 944 | spin_lock_irq(shost->host_lock); |
| 945 | vport->fc_flag &= ~FC_NDISC_ACTIVE; |
| 946 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 947 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 948 | lpfc_can_disctmo(vport); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 949 | lpfc_end_rscn(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 950 | } |
| 951 | } |
| 952 | |
| 953 | out: |
| 954 | lpfc_els_free_iocb(phba, cmdiocb); |
| 955 | return; |
| 956 | } |
| 957 | |
| 958 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 959 | lpfc_issue_els_plogi(struct lpfc_vport *vport, uint32_t did, uint8_t retry) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 960 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 961 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 962 | struct serv_parm *sp; |
| 963 | IOCB_t *icmd; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 964 | struct lpfc_nodelist *ndlp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 965 | struct lpfc_iocbq *elsiocb; |
| 966 | struct lpfc_sli_ring *pring; |
| 967 | struct lpfc_sli *psli; |
| 968 | uint8_t *pcmd; |
| 969 | uint16_t cmdsize; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 970 | int ret; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 971 | |
| 972 | psli = &phba->sli; |
| 973 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 974 | |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 975 | ndlp = lpfc_findnode_did(vport, did); |
| 976 | /* If ndlp if not NULL, we will bump the reference count on it */ |
| 977 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 978 | cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm)); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 979 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, did, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 980 | ELS_CMD_PLOGI); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 981 | if (!elsiocb) |
| 982 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 983 | |
| 984 | icmd = &elsiocb->iocb; |
| 985 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 986 | |
| 987 | /* For PLOGI request, remainder of payload is service parameters */ |
| 988 | *((uint32_t *) (pcmd)) = ELS_CMD_PLOGI; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 989 | pcmd += sizeof(uint32_t); |
| 990 | memcpy(pcmd, &vport->fc_sparam, sizeof(struct serv_parm)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 991 | sp = (struct serv_parm *) pcmd; |
| 992 | |
| 993 | if (sp->cmn.fcphLow < FC_PH_4_3) |
| 994 | sp->cmn.fcphLow = FC_PH_4_3; |
| 995 | |
| 996 | if (sp->cmn.fcphHigh < FC_PH3) |
| 997 | sp->cmn.fcphHigh = FC_PH3; |
| 998 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 999 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1000 | "Issue PLOGI: did:x%x", |
| 1001 | did, 0, 0); |
| 1002 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1003 | phba->fc_stat.elsXmitPLOGI++; |
| 1004 | elsiocb->iocb_cmpl = lpfc_cmpl_els_plogi; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1005 | ret = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| 1006 | |
| 1007 | if (ret == IOCB_ERROR) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1008 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1009 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1010 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1011 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1012 | } |
| 1013 | |
| 1014 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1015 | lpfc_cmpl_els_prli(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1016 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1017 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1018 | struct lpfc_vport *vport = cmdiocb->vport; |
| 1019 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1020 | IOCB_t *irsp; |
| 1021 | struct lpfc_sli *psli; |
| 1022 | struct lpfc_nodelist *ndlp; |
| 1023 | |
| 1024 | psli = &phba->sli; |
| 1025 | /* we pass cmdiocb to state machine which needs rspiocb as well */ |
| 1026 | cmdiocb->context_un.rsp_iocb = rspiocb; |
| 1027 | |
| 1028 | irsp = &(rspiocb->iocb); |
| 1029 | ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1030 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1031 | ndlp->nlp_flag &= ~NLP_PRLI_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1032 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1033 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1034 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1035 | "PRLI cmpl: status:x%x/x%x did:x%x", |
| 1036 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1037 | ndlp->nlp_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1038 | /* PRLI completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1039 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1040 | "0103 PRLI completes to NPort x%x " |
| 1041 | "Data: x%x x%x x%x x%x\n", |
| 1042 | ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1043 | irsp->ulpTimeout, vport->num_disc_nodes); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1044 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1045 | vport->fc_prli_sent--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1046 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1047 | if (lpfc_els_chk_latt(vport)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1048 | goto out; |
| 1049 | |
| 1050 | if (irsp->ulpStatus) { |
| 1051 | /* Check for retry */ |
| 1052 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) { |
| 1053 | /* ELS command is being retried */ |
| 1054 | goto out; |
| 1055 | } |
| 1056 | /* PRLI failed */ |
| 1057 | /* Do not call DSM for lpfc_els_abort'ed ELS cmds */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1058 | if (lpfc_error_lost_link(irsp)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1059 | goto out; |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 1060 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1061 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1062 | NLP_EVT_CMPL_PRLI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1063 | } |
| 1064 | } else { |
| 1065 | /* Good status, call state machine */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1066 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1067 | NLP_EVT_CMPL_PRLI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1068 | } |
| 1069 | |
| 1070 | out: |
| 1071 | lpfc_els_free_iocb(phba, cmdiocb); |
| 1072 | return; |
| 1073 | } |
| 1074 | |
| 1075 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1076 | lpfc_issue_els_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1077 | uint8_t retry) |
| 1078 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1079 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1080 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1081 | PRLI *npr; |
| 1082 | IOCB_t *icmd; |
| 1083 | struct lpfc_iocbq *elsiocb; |
| 1084 | struct lpfc_sli_ring *pring; |
| 1085 | struct lpfc_sli *psli; |
| 1086 | uint8_t *pcmd; |
| 1087 | uint16_t cmdsize; |
| 1088 | |
| 1089 | psli = &phba->sli; |
| 1090 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 1091 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1092 | cmdsize = (sizeof(uint32_t) + sizeof(PRLI)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1093 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1094 | ndlp->nlp_DID, ELS_CMD_PRLI); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1095 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1096 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1097 | |
| 1098 | icmd = &elsiocb->iocb; |
| 1099 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1100 | |
| 1101 | /* For PRLI request, remainder of payload is service parameters */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1102 | memset(pcmd, 0, (sizeof(PRLI) + sizeof(uint32_t))); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1103 | *((uint32_t *) (pcmd)) = ELS_CMD_PRLI; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1104 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1105 | |
| 1106 | /* For PRLI, remainder of payload is PRLI parameter page */ |
| 1107 | npr = (PRLI *) pcmd; |
| 1108 | /* |
| 1109 | * If our firmware version is 3.20 or later, |
| 1110 | * set the following bits for FC-TAPE support. |
| 1111 | */ |
| 1112 | if (phba->vpd.rev.feaLevelHigh >= 0x02) { |
| 1113 | npr->ConfmComplAllowed = 1; |
| 1114 | npr->Retry = 1; |
| 1115 | npr->TaskRetryIdReq = 1; |
| 1116 | } |
| 1117 | npr->estabImagePair = 1; |
| 1118 | npr->readXferRdyDis = 1; |
| 1119 | |
| 1120 | /* For FCP support */ |
| 1121 | npr->prliType = PRLI_FCP_TYPE; |
| 1122 | npr->initiatorFunc = 1; |
| 1123 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1124 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1125 | "Issue PRLI: did:x%x", |
| 1126 | ndlp->nlp_DID, 0, 0); |
| 1127 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1128 | phba->fc_stat.elsXmitPRLI++; |
| 1129 | elsiocb->iocb_cmpl = lpfc_cmpl_els_prli; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1130 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1131 | ndlp->nlp_flag |= NLP_PRLI_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1132 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1133 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1134 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1135 | ndlp->nlp_flag &= ~NLP_PRLI_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1136 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1137 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1138 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1139 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1140 | vport->fc_prli_sent++; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1141 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1142 | } |
| 1143 | |
| 1144 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1145 | lpfc_more_adisc(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1146 | { |
| 1147 | int sentadisc; |
| 1148 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1149 | if (vport->num_disc_nodes) |
| 1150 | vport->num_disc_nodes--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1151 | /* Continue discovery with <num_disc_nodes> ADISCs to go */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1152 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 1153 | "0210 Continue discovery with %d ADISCs to go " |
| 1154 | "Data: x%x x%x x%x\n", |
| 1155 | vport->num_disc_nodes, vport->fc_adisc_cnt, |
| 1156 | vport->fc_flag, vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1157 | /* Check to see if there are more ADISCs to be sent */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1158 | if (vport->fc_flag & FC_NLP_MORE) { |
| 1159 | lpfc_set_disctmo(vport); |
| 1160 | /* go thru NPR nodes and issue any remaining ELS ADISCs */ |
| 1161 | sentadisc = lpfc_els_disc_adisc(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1162 | } |
| 1163 | return; |
| 1164 | } |
| 1165 | |
| 1166 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1167 | lpfc_rscn_disc(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1168 | { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1169 | lpfc_can_disctmo(vport); |
| 1170 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1171 | /* RSCN discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1172 | /* go thru NPR nodes and issue ELS PLOGIs */ |
| 1173 | if (vport->fc_npr_cnt) |
| 1174 | if (lpfc_els_disc_plogi(vport)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1175 | return; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1176 | |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 1177 | lpfc_end_rscn(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1178 | } |
| 1179 | |
| 1180 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1181 | lpfc_cmpl_els_adisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1182 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1183 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1184 | struct lpfc_vport *vport = cmdiocb->vport; |
| 1185 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1186 | IOCB_t *irsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1187 | struct lpfc_nodelist *ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1188 | int disc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1189 | |
| 1190 | /* we pass cmdiocb to state machine which needs rspiocb as well */ |
| 1191 | cmdiocb->context_un.rsp_iocb = rspiocb; |
| 1192 | |
| 1193 | irsp = &(rspiocb->iocb); |
| 1194 | ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1195 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1196 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1197 | "ADISC cmpl: status:x%x/x%x did:x%x", |
| 1198 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1199 | ndlp->nlp_DID); |
| 1200 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1201 | /* Since ndlp can be freed in the disc state machine, note if this node |
| 1202 | * is being used during discovery. |
| 1203 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1204 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1205 | disc = (ndlp->nlp_flag & NLP_NPR_2B_DISC); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1206 | ndlp->nlp_flag &= ~(NLP_ADISC_SND | NLP_NPR_2B_DISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1207 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1208 | /* ADISC completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1209 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1210 | "0104 ADISC completes to NPort x%x " |
| 1211 | "Data: x%x x%x x%x x%x x%x\n", |
| 1212 | ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1213 | irsp->ulpTimeout, disc, vport->num_disc_nodes); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1214 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1215 | if (lpfc_els_chk_latt(vport)) { |
| 1216 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1217 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1218 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1219 | goto out; |
| 1220 | } |
| 1221 | |
| 1222 | if (irsp->ulpStatus) { |
| 1223 | /* Check for retry */ |
| 1224 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) { |
| 1225 | /* ELS command is being retried */ |
| 1226 | if (disc) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1227 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1228 | ndlp->nlp_flag |= NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1229 | spin_unlock_irq(shost->host_lock); |
| 1230 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1231 | } |
| 1232 | goto out; |
| 1233 | } |
| 1234 | /* ADISC failed */ |
| 1235 | /* Do not call DSM for lpfc_els_abort'ed ELS cmds */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1236 | if (!lpfc_error_lost_link(irsp)) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1237 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1238 | NLP_EVT_CMPL_ADISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1239 | } |
| 1240 | } else { |
| 1241 | /* Good status, call state machine */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1242 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1243 | NLP_EVT_CMPL_ADISC); |
| 1244 | } |
| 1245 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1246 | if (disc && vport->num_disc_nodes) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1247 | /* Check to see if there are more ADISCs to be sent */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1248 | lpfc_more_adisc(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1249 | |
| 1250 | /* Check to see if we are done with ADISC authentication */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1251 | if (vport->num_disc_nodes == 0) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1252 | /* If we get here, there is nothing left to ADISC */ |
| 1253 | /* |
| 1254 | * For NPIV, cmpl_reg_vpi will set port_state to READY, |
| 1255 | * and continue discovery. |
| 1256 | */ |
| 1257 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
| 1258 | !(vport->fc_flag & FC_RSCN_MODE)) { |
| 1259 | lpfc_issue_reg_vpi(phba, vport); |
| 1260 | goto out; |
| 1261 | } |
| 1262 | /* |
| 1263 | * For SLI2, we need to set port_state to READY |
| 1264 | * and continue discovery. |
| 1265 | */ |
| 1266 | if (vport->port_state < LPFC_VPORT_READY) { |
| 1267 | /* If we get here, there is nothing to ADISC */ |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 1268 | if (vport->port_type == LPFC_PHYSICAL_PORT) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1269 | lpfc_issue_clear_la(phba, vport); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1270 | |
| 1271 | if (!(vport->fc_flag & FC_ABORT_DISCOVERY)) { |
| 1272 | vport->num_disc_nodes = 0; |
| 1273 | /* go thru NPR list, issue ELS PLOGIs */ |
| 1274 | if (vport->fc_npr_cnt) |
| 1275 | lpfc_els_disc_plogi(vport); |
| 1276 | |
| 1277 | if (!vport->num_disc_nodes) { |
| 1278 | spin_lock_irq(shost->host_lock); |
| 1279 | vport->fc_flag &= |
| 1280 | ~FC_NDISC_ACTIVE; |
| 1281 | spin_unlock_irq( |
| 1282 | shost->host_lock); |
| 1283 | lpfc_can_disctmo(vport); |
| 1284 | } |
| 1285 | } |
| 1286 | vport->port_state = LPFC_VPORT_READY; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1287 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1288 | lpfc_rscn_disc(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1289 | } |
| 1290 | } |
| 1291 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1292 | out: |
| 1293 | lpfc_els_free_iocb(phba, cmdiocb); |
| 1294 | return; |
| 1295 | } |
| 1296 | |
| 1297 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1298 | lpfc_issue_els_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1299 | uint8_t retry) |
| 1300 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1301 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1302 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1303 | ADISC *ap; |
| 1304 | IOCB_t *icmd; |
| 1305 | struct lpfc_iocbq *elsiocb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1306 | struct lpfc_sli *psli = &phba->sli; |
| 1307 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1308 | uint8_t *pcmd; |
| 1309 | uint16_t cmdsize; |
| 1310 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1311 | cmdsize = (sizeof(uint32_t) + sizeof(ADISC)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1312 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1313 | ndlp->nlp_DID, ELS_CMD_ADISC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1314 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1315 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1316 | |
| 1317 | icmd = &elsiocb->iocb; |
| 1318 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1319 | |
| 1320 | /* For ADISC request, remainder of payload is service parameters */ |
| 1321 | *((uint32_t *) (pcmd)) = ELS_CMD_ADISC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1322 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1323 | |
| 1324 | /* Fill in ADISC payload */ |
| 1325 | ap = (ADISC *) pcmd; |
| 1326 | ap->hardAL_PA = phba->fc_pref_ALPA; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1327 | memcpy(&ap->portName, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 1328 | memcpy(&ap->nodeName, &vport->fc_nodename, sizeof(struct lpfc_name)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1329 | ap->DID = be32_to_cpu(vport->fc_myDID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1330 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1331 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1332 | "Issue ADISC: did:x%x", |
| 1333 | ndlp->nlp_DID, 0, 0); |
| 1334 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1335 | phba->fc_stat.elsXmitADISC++; |
| 1336 | elsiocb->iocb_cmpl = lpfc_cmpl_els_adisc; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1337 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1338 | ndlp->nlp_flag |= NLP_ADISC_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1339 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1340 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1341 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1342 | ndlp->nlp_flag &= ~NLP_ADISC_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1343 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1344 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1345 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1346 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1347 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1348 | } |
| 1349 | |
| 1350 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1351 | lpfc_cmpl_els_logo(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1352 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1353 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1354 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 1355 | struct lpfc_vport *vport = ndlp->vport; |
| 1356 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1357 | IOCB_t *irsp; |
| 1358 | struct lpfc_sli *psli; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1359 | |
| 1360 | psli = &phba->sli; |
| 1361 | /* we pass cmdiocb to state machine which needs rspiocb as well */ |
| 1362 | cmdiocb->context_un.rsp_iocb = rspiocb; |
| 1363 | |
| 1364 | irsp = &(rspiocb->iocb); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1365 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1366 | ndlp->nlp_flag &= ~NLP_LOGO_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1367 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1368 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1369 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1370 | "LOGO cmpl: status:x%x/x%x did:x%x", |
| 1371 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1372 | ndlp->nlp_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1373 | /* LOGO completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1374 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1375 | "0105 LOGO completes to NPort x%x " |
| 1376 | "Data: x%x x%x x%x x%x\n", |
| 1377 | ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1378 | irsp->ulpTimeout, vport->num_disc_nodes); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1379 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1380 | if (lpfc_els_chk_latt(vport)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1381 | goto out; |
| 1382 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1383 | if (ndlp->nlp_flag & NLP_TARGET_REMOVE) { |
| 1384 | /* NLP_EVT_DEVICE_RM should unregister the RPI |
| 1385 | * which should abort all outstanding IOs. |
| 1386 | */ |
| 1387 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
| 1388 | NLP_EVT_DEVICE_RM); |
| 1389 | goto out; |
| 1390 | } |
| 1391 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1392 | if (irsp->ulpStatus) { |
| 1393 | /* Check for retry */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1394 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1395 | /* ELS command is being retried */ |
| 1396 | goto out; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1397 | /* LOGO failed */ |
| 1398 | /* Do not call DSM for lpfc_els_abort'ed ELS cmds */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1399 | if (lpfc_error_lost_link(irsp)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1400 | goto out; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1401 | else |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1402 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1403 | NLP_EVT_CMPL_LOGO); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1404 | } else { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1405 | /* Good status, call state machine. |
| 1406 | * This will unregister the rpi if needed. |
| 1407 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1408 | lpfc_disc_state_machine(vport, ndlp, cmdiocb, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1409 | NLP_EVT_CMPL_LOGO); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1410 | } |
| 1411 | |
| 1412 | out: |
| 1413 | lpfc_els_free_iocb(phba, cmdiocb); |
| 1414 | return; |
| 1415 | } |
| 1416 | |
| 1417 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1418 | lpfc_issue_els_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1419 | uint8_t retry) |
| 1420 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1421 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1422 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1423 | IOCB_t *icmd; |
| 1424 | struct lpfc_iocbq *elsiocb; |
| 1425 | struct lpfc_sli_ring *pring; |
| 1426 | struct lpfc_sli *psli; |
| 1427 | uint8_t *pcmd; |
| 1428 | uint16_t cmdsize; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1429 | int rc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1430 | |
| 1431 | psli = &phba->sli; |
| 1432 | pring = &psli->ring[LPFC_ELS_RING]; |
| 1433 | |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 1434 | spin_lock_irq(shost->host_lock); |
| 1435 | if (ndlp->nlp_flag & NLP_LOGO_SND) { |
| 1436 | spin_unlock_irq(shost->host_lock); |
| 1437 | return 0; |
| 1438 | } |
| 1439 | spin_unlock_irq(shost->host_lock); |
| 1440 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1441 | cmdsize = (2 * sizeof(uint32_t)) + sizeof(struct lpfc_name); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1442 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1443 | ndlp->nlp_DID, ELS_CMD_LOGO); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1444 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1445 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1446 | |
| 1447 | icmd = &elsiocb->iocb; |
| 1448 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1449 | *((uint32_t *) (pcmd)) = ELS_CMD_LOGO; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1450 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1451 | |
| 1452 | /* Fill in LOGO payload */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1453 | *((uint32_t *) (pcmd)) = be32_to_cpu(vport->fc_myDID); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1454 | pcmd += sizeof(uint32_t); |
| 1455 | memcpy(pcmd, &vport->fc_portname, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1456 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1457 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1458 | "Issue LOGO: did:x%x", |
| 1459 | ndlp->nlp_DID, 0, 0); |
| 1460 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1461 | phba->fc_stat.elsXmitLOGO++; |
| 1462 | elsiocb->iocb_cmpl = lpfc_cmpl_els_logo; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1463 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1464 | ndlp->nlp_flag |= NLP_LOGO_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1465 | spin_unlock_irq(shost->host_lock); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1466 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| 1467 | |
| 1468 | if (rc == IOCB_ERROR) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1469 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1470 | ndlp->nlp_flag &= ~NLP_LOGO_SND; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1471 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1472 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1473 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1474 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1475 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1476 | } |
| 1477 | |
| 1478 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1479 | lpfc_cmpl_els_cmd(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1480 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1481 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1482 | struct lpfc_vport *vport = cmdiocb->vport; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1483 | IOCB_t *irsp; |
| 1484 | |
| 1485 | irsp = &rspiocb->iocb; |
| 1486 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1487 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1488 | "ELS cmd cmpl: status:x%x/x%x did:x%x", |
| 1489 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 1490 | irsp->un.elsreq64.remoteID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1491 | /* ELS cmd tag <ulpIoTag> completes */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1492 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1493 | "0106 ELS cmd tag x%x completes Data: x%x x%x x%x\n", |
| 1494 | irsp->ulpIoTag, irsp->ulpStatus, |
| 1495 | irsp->un.ulpWord[4], irsp->ulpTimeout); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1496 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1497 | lpfc_els_chk_latt(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1498 | lpfc_els_free_iocb(phba, cmdiocb); |
| 1499 | return; |
| 1500 | } |
| 1501 | |
| 1502 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1503 | lpfc_issue_els_scr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1504 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1505 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1506 | IOCB_t *icmd; |
| 1507 | struct lpfc_iocbq *elsiocb; |
| 1508 | struct lpfc_sli_ring *pring; |
| 1509 | struct lpfc_sli *psli; |
| 1510 | uint8_t *pcmd; |
| 1511 | uint16_t cmdsize; |
| 1512 | struct lpfc_nodelist *ndlp; |
| 1513 | |
| 1514 | psli = &phba->sli; |
| 1515 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1516 | cmdsize = (sizeof(uint32_t) + sizeof(SCR)); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1517 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 1518 | if (!ndlp) |
| 1519 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1520 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1521 | lpfc_nlp_init(vport, ndlp, nportid); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1522 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1523 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1524 | ndlp->nlp_DID, ELS_CMD_SCR); |
| 1525 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1526 | if (!elsiocb) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1527 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1528 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1529 | } |
| 1530 | |
| 1531 | icmd = &elsiocb->iocb; |
| 1532 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1533 | |
| 1534 | *((uint32_t *) (pcmd)) = ELS_CMD_SCR; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1535 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1536 | |
| 1537 | /* For SCR, remainder of payload is SCR parameter page */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1538 | memset(pcmd, 0, sizeof(SCR)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1539 | ((SCR *) pcmd)->Function = SCR_FUNC_FULL; |
| 1540 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1541 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1542 | "Issue SCR: did:x%x", |
| 1543 | ndlp->nlp_DID, 0, 0); |
| 1544 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1545 | phba->fc_stat.elsXmitSCR++; |
| 1546 | elsiocb->iocb_cmpl = lpfc_cmpl_els_cmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1547 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1548 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1549 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1550 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1551 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1552 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1553 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1554 | } |
| 1555 | |
| 1556 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1557 | lpfc_issue_els_farpr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1558 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1559 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1560 | IOCB_t *icmd; |
| 1561 | struct lpfc_iocbq *elsiocb; |
| 1562 | struct lpfc_sli_ring *pring; |
| 1563 | struct lpfc_sli *psli; |
| 1564 | FARP *fp; |
| 1565 | uint8_t *pcmd; |
| 1566 | uint32_t *lp; |
| 1567 | uint16_t cmdsize; |
| 1568 | struct lpfc_nodelist *ondlp; |
| 1569 | struct lpfc_nodelist *ndlp; |
| 1570 | |
| 1571 | psli = &phba->sli; |
| 1572 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1573 | cmdsize = (sizeof(uint32_t) + sizeof(FARP)); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1574 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 1575 | if (!ndlp) |
| 1576 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1577 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1578 | lpfc_nlp_init(vport, ndlp, nportid); |
| 1579 | |
| 1580 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, |
| 1581 | ndlp->nlp_DID, ELS_CMD_RNID); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1582 | if (!elsiocb) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1583 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1584 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1585 | } |
| 1586 | |
| 1587 | icmd = &elsiocb->iocb; |
| 1588 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 1589 | |
| 1590 | *((uint32_t *) (pcmd)) = ELS_CMD_FARPR; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1591 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1592 | |
| 1593 | /* Fill in FARPR payload */ |
| 1594 | fp = (FARP *) (pcmd); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1595 | memset(fp, 0, sizeof(FARP)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1596 | lp = (uint32_t *) pcmd; |
| 1597 | *lp++ = be32_to_cpu(nportid); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1598 | *lp++ = be32_to_cpu(vport->fc_myDID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1599 | fp->Rflags = 0; |
| 1600 | fp->Mflags = (FARP_MATCH_PORT | FARP_MATCH_NODE); |
| 1601 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1602 | memcpy(&fp->RportName, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 1603 | memcpy(&fp->RnodeName, &vport->fc_nodename, sizeof(struct lpfc_name)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1604 | ondlp = lpfc_findnode_did(vport, nportid); |
| 1605 | if (ondlp) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1606 | memcpy(&fp->OportName, &ondlp->nlp_portname, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1607 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1608 | memcpy(&fp->OnodeName, &ondlp->nlp_nodename, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1609 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1610 | } |
| 1611 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1612 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1613 | "Issue FARPR: did:x%x", |
| 1614 | ndlp->nlp_DID, 0, 0); |
| 1615 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1616 | phba->fc_stat.elsXmitFARPR++; |
| 1617 | elsiocb->iocb_cmpl = lpfc_cmpl_els_cmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1618 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1619 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1620 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1621 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1622 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1623 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1624 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1625 | } |
| 1626 | |
| 1627 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1628 | lpfc_cancel_retry_delay_tmo(struct lpfc_vport *vport, struct lpfc_nodelist *nlp) |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1629 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1630 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1631 | |
| 1632 | spin_lock_irq(shost->host_lock); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1633 | nlp->nlp_flag &= ~NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1634 | spin_unlock_irq(shost->host_lock); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1635 | del_timer_sync(&nlp->nlp_delayfunc); |
| 1636 | nlp->nlp_last_elscmd = 0; |
| 1637 | |
| 1638 | if (!list_empty(&nlp->els_retry_evt.evt_listp)) |
| 1639 | list_del_init(&nlp->els_retry_evt.evt_listp); |
| 1640 | |
| 1641 | if (nlp->nlp_flag & NLP_NPR_2B_DISC) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1642 | spin_lock_irq(shost->host_lock); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1643 | nlp->nlp_flag &= ~NLP_NPR_2B_DISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1644 | spin_unlock_irq(shost->host_lock); |
| 1645 | if (vport->num_disc_nodes) { |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1646 | /* Check to see if there are more |
| 1647 | * PLOGIs to be sent |
| 1648 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1649 | lpfc_more_plogi(vport); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1650 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1651 | if (vport->num_disc_nodes == 0) { |
| 1652 | spin_lock_irq(shost->host_lock); |
| 1653 | vport->fc_flag &= ~FC_NDISC_ACTIVE; |
| 1654 | spin_unlock_irq(shost->host_lock); |
| 1655 | lpfc_can_disctmo(vport); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 1656 | lpfc_end_rscn(vport); |
James Smart | fdcebe2 | 2006-03-07 15:04:01 -0500 | [diff] [blame] | 1657 | } |
| 1658 | } |
| 1659 | } |
| 1660 | return; |
| 1661 | } |
| 1662 | |
| 1663 | void |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1664 | lpfc_els_retry_delay(unsigned long ptr) |
| 1665 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1666 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) ptr; |
| 1667 | struct lpfc_vport *vport = ndlp->vport; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1668 | struct lpfc_hba *phba = vport->phba; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1669 | unsigned long flags; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1670 | struct lpfc_work_evt *evtp = &ndlp->els_retry_evt; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1671 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1672 | ndlp = (struct lpfc_nodelist *) ptr; |
| 1673 | phba = ndlp->vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1674 | evtp = &ndlp->els_retry_evt; |
| 1675 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1676 | spin_lock_irqsave(&phba->hbalock, flags); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1677 | if (!list_empty(&evtp->evt_listp)) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1678 | spin_unlock_irqrestore(&phba->hbalock, flags); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1679 | return; |
| 1680 | } |
| 1681 | |
| 1682 | evtp->evt_arg1 = ndlp; |
| 1683 | evtp->evt = LPFC_EVT_ELS_RETRY; |
| 1684 | list_add_tail(&evtp->evt_listp, &phba->work_list); |
| 1685 | if (phba->work_wait) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1686 | lpfc_worker_wake_up(phba); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1687 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1688 | spin_unlock_irqrestore(&phba->hbalock, flags); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1689 | return; |
| 1690 | } |
| 1691 | |
| 1692 | void |
| 1693 | lpfc_els_retry_delay_handler(struct lpfc_nodelist *ndlp) |
| 1694 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1695 | struct lpfc_vport *vport = ndlp->vport; |
| 1696 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1697 | uint32_t cmd, did, retry; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1698 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1699 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1700 | did = ndlp->nlp_DID; |
| 1701 | cmd = ndlp->nlp_last_elscmd; |
| 1702 | ndlp->nlp_last_elscmd = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1703 | |
| 1704 | if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1705 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1706 | return; |
| 1707 | } |
| 1708 | |
| 1709 | ndlp->nlp_flag &= ~NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1710 | spin_unlock_irq(shost->host_lock); |
James Smart | 1a16968 | 2006-03-07 15:04:06 -0500 | [diff] [blame] | 1711 | /* |
| 1712 | * If a discovery event readded nlp_delayfunc after timer |
| 1713 | * firing and before processing the timer, cancel the |
| 1714 | * nlp_delayfunc. |
| 1715 | */ |
| 1716 | del_timer_sync(&ndlp->nlp_delayfunc); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1717 | retry = ndlp->nlp_retry; |
| 1718 | |
| 1719 | switch (cmd) { |
| 1720 | case ELS_CMD_FLOGI: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1721 | lpfc_issue_els_flogi(vport, ndlp, retry); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1722 | break; |
| 1723 | case ELS_CMD_PLOGI: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1724 | if (!lpfc_issue_els_plogi(vport, ndlp->nlp_DID, retry)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1725 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1726 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
Jamie Wellnitz | 6ad4253 | 2006-02-28 19:25:16 -0500 | [diff] [blame] | 1727 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1728 | break; |
| 1729 | case ELS_CMD_ADISC: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1730 | if (!lpfc_issue_els_adisc(vport, ndlp, retry)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1731 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1732 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
Jamie Wellnitz | 6ad4253 | 2006-02-28 19:25:16 -0500 | [diff] [blame] | 1733 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1734 | break; |
| 1735 | case ELS_CMD_PRLI: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1736 | if (!lpfc_issue_els_prli(vport, ndlp, retry)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1737 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1738 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
Jamie Wellnitz | 6ad4253 | 2006-02-28 19:25:16 -0500 | [diff] [blame] | 1739 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1740 | break; |
| 1741 | case ELS_CMD_LOGO: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1742 | if (!lpfc_issue_els_logo(vport, ndlp, retry)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1743 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1744 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
Jamie Wellnitz | 6ad4253 | 2006-02-28 19:25:16 -0500 | [diff] [blame] | 1745 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1746 | break; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1747 | case ELS_CMD_FDISC: |
| 1748 | lpfc_issue_els_fdisc(vport, ndlp, retry); |
| 1749 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1750 | } |
| 1751 | return; |
| 1752 | } |
| 1753 | |
| 1754 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1755 | lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 1756 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1757 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1758 | struct lpfc_vport *vport = cmdiocb->vport; |
| 1759 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 1760 | IOCB_t *irsp = &rspiocb->iocb; |
| 1761 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 1762 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1763 | uint32_t *elscmd; |
| 1764 | struct ls_rjt stat; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1765 | int retry = 0, maxretry = lpfc_max_els_tries, delay = 0; |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 1766 | int logerr = 0; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1767 | uint32_t cmd = 0; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1768 | uint32_t did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1769 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1770 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1771 | /* Note: context2 may be 0 for internal driver abort |
| 1772 | * of delays ELS command. |
| 1773 | */ |
| 1774 | |
| 1775 | if (pcmd && pcmd->virt) { |
| 1776 | elscmd = (uint32_t *) (pcmd->virt); |
| 1777 | cmd = *elscmd++; |
| 1778 | } |
| 1779 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 1780 | if (ndlp) |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1781 | did = ndlp->nlp_DID; |
| 1782 | else { |
| 1783 | /* We should only hit this case for retrying PLOGI */ |
| 1784 | did = irsp->un.elsreq64.remoteID; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1785 | ndlp = lpfc_findnode_did(vport, did); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1786 | if (!ndlp && (cmd != ELS_CMD_PLOGI)) |
| 1787 | return 1; |
| 1788 | } |
| 1789 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1790 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 1791 | "Retry ELS: wd7:x%x wd4:x%x did:x%x", |
| 1792 | *(((uint32_t *) irsp) + 7), irsp->un.ulpWord[4], ndlp->nlp_DID); |
| 1793 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1794 | switch (irsp->ulpStatus) { |
| 1795 | case IOSTAT_FCP_RSP_ERROR: |
| 1796 | case IOSTAT_REMOTE_STOP: |
| 1797 | break; |
| 1798 | |
| 1799 | case IOSTAT_LOCAL_REJECT: |
| 1800 | switch ((irsp->un.ulpWord[4] & 0xff)) { |
| 1801 | case IOERR_LOOP_OPEN_FAILURE: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1802 | if (cmd == ELS_CMD_PLOGI && cmdiocb->retry == 0) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1803 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1804 | retry = 1; |
| 1805 | break; |
| 1806 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1807 | case IOERR_ILLEGAL_COMMAND: |
| 1808 | if ((phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN) && |
| 1809 | (cmd == ELS_CMD_FDISC)) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1810 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1811 | "0124 FDISC failed (3/6) " |
| 1812 | "retrying...\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1813 | lpfc_mbx_unreg_vpi(vport); |
| 1814 | retry = 1; |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 1815 | /* FDISC retry policy */ |
| 1816 | maxretry = 48; |
| 1817 | if (cmdiocb->retry >= 32) |
| 1818 | delay = 1000; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1819 | } |
| 1820 | break; |
| 1821 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1822 | case IOERR_NO_RESOURCES: |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 1823 | logerr = 1; /* HBA out of resources */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1824 | retry = 1; |
| 1825 | if (cmdiocb->retry > 100) |
| 1826 | delay = 100; |
| 1827 | maxretry = 250; |
| 1828 | break; |
| 1829 | |
| 1830 | case IOERR_ILLEGAL_FRAME: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1831 | delay = 100; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1832 | retry = 1; |
| 1833 | break; |
| 1834 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1835 | case IOERR_SEQUENCE_TIMEOUT: |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1836 | case IOERR_INVALID_RPI: |
| 1837 | retry = 1; |
| 1838 | break; |
| 1839 | } |
| 1840 | break; |
| 1841 | |
| 1842 | case IOSTAT_NPORT_RJT: |
| 1843 | case IOSTAT_FABRIC_RJT: |
| 1844 | if (irsp->un.ulpWord[4] & RJT_UNAVAIL_TEMP) { |
| 1845 | retry = 1; |
| 1846 | break; |
| 1847 | } |
| 1848 | break; |
| 1849 | |
| 1850 | case IOSTAT_NPORT_BSY: |
| 1851 | case IOSTAT_FABRIC_BSY: |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 1852 | logerr = 1; /* Fabric / Remote NPort out of resources */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1853 | retry = 1; |
| 1854 | break; |
| 1855 | |
| 1856 | case IOSTAT_LS_RJT: |
| 1857 | stat.un.lsRjtError = be32_to_cpu(irsp->un.ulpWord[4]); |
| 1858 | /* Added for Vendor specifc support |
| 1859 | * Just keep retrying for these Rsn / Exp codes |
| 1860 | */ |
| 1861 | switch (stat.un.b.lsRjtRsnCode) { |
| 1862 | case LSRJT_UNABLE_TPC: |
| 1863 | if (stat.un.b.lsRjtRsnCodeExp == |
| 1864 | LSEXP_CMD_IN_PROGRESS) { |
| 1865 | if (cmd == ELS_CMD_PLOGI) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1866 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1867 | maxretry = 48; |
| 1868 | } |
| 1869 | retry = 1; |
| 1870 | break; |
| 1871 | } |
| 1872 | if (cmd == ELS_CMD_PLOGI) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1873 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1874 | maxretry = lpfc_max_els_tries + 1; |
| 1875 | retry = 1; |
| 1876 | break; |
| 1877 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1878 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
| 1879 | (cmd == ELS_CMD_FDISC) && |
| 1880 | (stat.un.b.lsRjtRsnCodeExp == LSEXP_OUT_OF_RESOURCE)){ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1881 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1882 | "0125 FDISC Failed (x%x). " |
| 1883 | "Fabric out of resources\n", |
| 1884 | stat.un.lsRjtError); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1885 | lpfc_vport_set_state(vport, |
| 1886 | FC_VPORT_NO_FABRIC_RSCS); |
| 1887 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1888 | break; |
| 1889 | |
| 1890 | case LSRJT_LOGICAL_BSY: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1891 | if ((cmd == ELS_CMD_PLOGI) || |
| 1892 | (cmd == ELS_CMD_PRLI)) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1893 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1894 | maxretry = 48; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1895 | } else if (cmd == ELS_CMD_FDISC) { |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 1896 | /* FDISC retry policy */ |
| 1897 | maxretry = 48; |
| 1898 | if (cmdiocb->retry >= 32) |
| 1899 | delay = 1000; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1900 | } |
| 1901 | retry = 1; |
| 1902 | break; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1903 | |
| 1904 | case LSRJT_LOGICAL_ERR: |
| 1905 | case LSRJT_PROTOCOL_ERR: |
| 1906 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
| 1907 | (cmd == ELS_CMD_FDISC) && |
| 1908 | ((stat.un.b.lsRjtRsnCodeExp == LSEXP_INVALID_PNAME) || |
| 1909 | (stat.un.b.lsRjtRsnCodeExp == LSEXP_INVALID_NPORT_ID)) |
| 1910 | ) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1911 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 1912 | "0123 FDISC Failed (x%x). " |
| 1913 | "Fabric Detected Bad WWN\n", |
| 1914 | stat.un.lsRjtError); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1915 | lpfc_vport_set_state(vport, |
| 1916 | FC_VPORT_FABRIC_REJ_WWN); |
| 1917 | } |
| 1918 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1919 | } |
| 1920 | break; |
| 1921 | |
| 1922 | case IOSTAT_INTERMED_RSP: |
| 1923 | case IOSTAT_BA_RJT: |
| 1924 | break; |
| 1925 | |
| 1926 | default: |
| 1927 | break; |
| 1928 | } |
| 1929 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1930 | if (did == FDMI_DID) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1931 | retry = 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1932 | |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 1933 | if ((cmd == ELS_CMD_FLOGI) && |
| 1934 | (phba->fc_topology != TOPOLOGY_LOOP)) { |
| 1935 | /* FLOGI retry policy */ |
| 1936 | retry = 1; |
| 1937 | maxretry = 48; |
| 1938 | if (cmdiocb->retry >= 32) |
| 1939 | delay = 1000; |
| 1940 | } |
| 1941 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1942 | if ((++cmdiocb->retry) >= maxretry) { |
| 1943 | phba->fc_stat.elsRetryExceeded++; |
| 1944 | retry = 0; |
| 1945 | } |
| 1946 | |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 1947 | if ((vport->load_flag & FC_UNLOADING) != 0) |
| 1948 | retry = 0; |
| 1949 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1950 | if (retry) { |
| 1951 | |
| 1952 | /* Retry ELS command <elsCmd> to remote NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 1953 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 1954 | "0107 Retry ELS command x%x to remote " |
| 1955 | "NPORT x%x Data: x%x x%x\n", |
| 1956 | cmd, did, cmdiocb->retry, delay); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1957 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1958 | if (((cmd == ELS_CMD_PLOGI) || (cmd == ELS_CMD_ADISC)) && |
| 1959 | ((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) || |
| 1960 | ((irsp->un.ulpWord[4] & 0xff) != IOERR_NO_RESOURCES))) { |
| 1961 | /* Don't reset timer for no resources */ |
| 1962 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1963 | /* If discovery / RSCN timer is running, reset it */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1964 | if (timer_pending(&vport->fc_disctmo) || |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1965 | (vport->fc_flag & FC_RSCN_MODE)) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1966 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1967 | } |
| 1968 | |
| 1969 | phba->fc_stat.elsXmitRetry++; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 1970 | if (ndlp && delay) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1971 | phba->fc_stat.elsDelayRetry++; |
| 1972 | ndlp->nlp_retry = cmdiocb->retry; |
| 1973 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1974 | /* delay is specified in milliseconds */ |
| 1975 | mod_timer(&ndlp->nlp_delayfunc, |
| 1976 | jiffies + msecs_to_jiffies(delay)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1977 | spin_lock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1978 | ndlp->nlp_flag |= NLP_DELAY_TMO; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1979 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1980 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 1981 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 1982 | if (cmd == ELS_CMD_PRLI) |
| 1983 | lpfc_nlp_set_state(vport, ndlp, |
| 1984 | NLP_STE_REG_LOGIN_ISSUE); |
| 1985 | else |
| 1986 | lpfc_nlp_set_state(vport, ndlp, |
| 1987 | NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1988 | ndlp->nlp_last_elscmd = cmd; |
| 1989 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1990 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1991 | } |
| 1992 | switch (cmd) { |
| 1993 | case ELS_CMD_FLOGI: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 1994 | lpfc_issue_els_flogi(vport, ndlp, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 1995 | return 1; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 1996 | case ELS_CMD_FDISC: |
| 1997 | lpfc_issue_els_fdisc(vport, ndlp, cmdiocb->retry); |
| 1998 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 1999 | case ELS_CMD_PLOGI: |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2000 | if (ndlp) { |
| 2001 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2002 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 2003 | NLP_STE_PLOGI_ISSUE); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2004 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2005 | lpfc_issue_els_plogi(vport, did, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2006 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2007 | case ELS_CMD_ADISC: |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2008 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2009 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
| 2010 | lpfc_issue_els_adisc(vport, ndlp, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2011 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2012 | case ELS_CMD_PRLI: |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2013 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2014 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE); |
| 2015 | lpfc_issue_els_prli(vport, ndlp, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2016 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2017 | case ELS_CMD_LOGO: |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2018 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2019 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 2020 | lpfc_issue_els_logo(vport, ndlp, cmdiocb->retry); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2021 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2022 | } |
| 2023 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2024 | /* No retry ELS command <elsCmd> to remote NPORT <did> */ |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 2025 | if (logerr) { |
| 2026 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 2027 | "0137 No retry ELS command x%x to remote " |
| 2028 | "NPORT x%x: Out of Resources: Error:x%x/%x\n", |
| 2029 | cmd, did, irsp->ulpStatus, |
| 2030 | irsp->un.ulpWord[4]); |
| 2031 | } |
| 2032 | else { |
| 2033 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
James Smart | a58cbd5 | 2007-08-02 11:09:43 -0400 | [diff] [blame] | 2034 | "0108 No retry ELS command x%x to remote " |
| 2035 | "NPORT x%x Retried:%d Error:x%x/%x\n", |
| 2036 | cmd, did, cmdiocb->retry, irsp->ulpStatus, |
| 2037 | irsp->un.ulpWord[4]); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 2038 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2039 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2040 | } |
| 2041 | |
| 2042 | int |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2043 | lpfc_els_free_data(struct lpfc_hba *phba, struct lpfc_dmabuf *buf_ptr1) |
| 2044 | { |
| 2045 | struct lpfc_dmabuf *buf_ptr; |
| 2046 | |
| 2047 | /* Free the response before processing the command. */ |
| 2048 | if (!list_empty(&buf_ptr1->list)) { |
| 2049 | list_remove_head(&buf_ptr1->list, buf_ptr, |
| 2050 | struct lpfc_dmabuf, |
| 2051 | list); |
| 2052 | lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); |
| 2053 | kfree(buf_ptr); |
| 2054 | } |
| 2055 | lpfc_mbuf_free(phba, buf_ptr1->virt, buf_ptr1->phys); |
| 2056 | kfree(buf_ptr1); |
| 2057 | return 0; |
| 2058 | } |
| 2059 | |
| 2060 | int |
| 2061 | lpfc_els_free_bpl(struct lpfc_hba *phba, struct lpfc_dmabuf *buf_ptr) |
| 2062 | { |
| 2063 | lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); |
| 2064 | kfree(buf_ptr); |
| 2065 | return 0; |
| 2066 | } |
| 2067 | |
| 2068 | int |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2069 | lpfc_els_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *elsiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2070 | { |
| 2071 | struct lpfc_dmabuf *buf_ptr, *buf_ptr1; |
James Smart | a8adb83 | 2007-10-27 13:37:53 -0400 | [diff] [blame^] | 2072 | struct lpfc_nodelist *ndlp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2073 | |
James Smart | a8adb83 | 2007-10-27 13:37:53 -0400 | [diff] [blame^] | 2074 | ndlp = (struct lpfc_nodelist *)elsiocb->context1; |
| 2075 | if (ndlp) { |
| 2076 | if (ndlp->nlp_flag & NLP_DEFER_RM) { |
| 2077 | lpfc_nlp_put(ndlp); |
| 2078 | |
| 2079 | /* If the ndlp is not being used by another discovery |
| 2080 | * thread, free it. |
| 2081 | */ |
| 2082 | if (!lpfc_nlp_not_used(ndlp)) { |
| 2083 | /* If ndlp is being used by another discovery |
| 2084 | * thread, just clear NLP_DEFER_RM |
| 2085 | */ |
| 2086 | ndlp->nlp_flag &= ~NLP_DEFER_RM; |
| 2087 | } |
| 2088 | } |
| 2089 | else |
| 2090 | lpfc_nlp_put(ndlp); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2091 | elsiocb->context1 = NULL; |
| 2092 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2093 | /* context2 = cmd, context2->next = rsp, context3 = bpl */ |
| 2094 | if (elsiocb->context2) { |
| 2095 | buf_ptr1 = (struct lpfc_dmabuf *) elsiocb->context2; |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2096 | lpfc_els_free_data(phba, buf_ptr1); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2097 | } |
| 2098 | |
| 2099 | if (elsiocb->context3) { |
| 2100 | buf_ptr = (struct lpfc_dmabuf *) elsiocb->context3; |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2101 | lpfc_els_free_bpl(phba, buf_ptr); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2102 | } |
James Bottomley | 604a3e3 | 2005-10-29 10:28:33 -0500 | [diff] [blame] | 2103 | lpfc_sli_release_iocbq(phba, elsiocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2104 | return 0; |
| 2105 | } |
| 2106 | |
| 2107 | static void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2108 | lpfc_cmpl_els_logo_acc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 2109 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2110 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2111 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 2112 | struct lpfc_vport *vport = cmdiocb->vport; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2113 | IOCB_t *irsp; |
| 2114 | |
| 2115 | irsp = &rspiocb->iocb; |
| 2116 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2117 | "ACC LOGO cmpl: status:x%x/x%x did:x%x", |
| 2118 | irsp->ulpStatus, irsp->un.ulpWord[4], ndlp->nlp_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2119 | /* ACC to LOGO completes to NPort <nlp_DID> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2120 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2121 | "0109 ACC to LOGO completes to NPort x%x " |
| 2122 | "Data: x%x x%x x%x\n", |
| 2123 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2124 | ndlp->nlp_rpi); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2125 | |
| 2126 | if (ndlp->nlp_state == NLP_STE_NPR_NODE) { |
| 2127 | /* NPort Recovery mode or node is just allocated */ |
| 2128 | if (!lpfc_nlp_not_used(ndlp)) { |
| 2129 | /* If the ndlp is being used by another discovery |
| 2130 | * thread, just unregister the RPI. |
| 2131 | */ |
| 2132 | lpfc_unreg_rpi(vport, ndlp); |
| 2133 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2134 | } |
| 2135 | lpfc_els_free_iocb(phba, cmdiocb); |
| 2136 | return; |
| 2137 | } |
| 2138 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2139 | void |
| 2140 | lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) |
| 2141 | { |
| 2142 | struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); |
| 2143 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; |
| 2144 | |
| 2145 | pmb->context1 = NULL; |
| 2146 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 2147 | kfree(mp); |
| 2148 | mempool_free(pmb, phba->mbox_mem_pool); |
James Smart | a8adb83 | 2007-10-27 13:37:53 -0400 | [diff] [blame^] | 2149 | if (ndlp) { |
| 2150 | lpfc_nlp_put(ndlp); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 2151 | |
James Smart | a8adb83 | 2007-10-27 13:37:53 -0400 | [diff] [blame^] | 2152 | /* This is the end of the default RPI cleanup logic for this |
| 2153 | * ndlp. If no other discovery threads are using this ndlp. |
| 2154 | * we should free all resources associated with it. |
| 2155 | */ |
| 2156 | lpfc_nlp_not_used(ndlp); |
| 2157 | } |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2158 | return; |
| 2159 | } |
| 2160 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2161 | static void |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2162 | lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2163 | struct lpfc_iocbq *rspiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2164 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2165 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 2166 | struct lpfc_vport *vport = ndlp ? ndlp->vport : NULL; |
| 2167 | struct Scsi_Host *shost = vport ? lpfc_shost_from_vport(vport) : NULL; |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2168 | IOCB_t *irsp; |
| 2169 | uint8_t *pcmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2170 | LPFC_MBOXQ_t *mbox = NULL; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2171 | struct lpfc_dmabuf *mp = NULL; |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2172 | uint32_t ls_rjt = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2173 | |
James Smart | 33ccf8d | 2006-08-17 11:57:58 -0400 | [diff] [blame] | 2174 | irsp = &rspiocb->iocb; |
| 2175 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2176 | if (cmdiocb->context_un.mbox) |
| 2177 | mbox = cmdiocb->context_un.mbox; |
| 2178 | |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2179 | /* First determine if this is a LS_RJT cmpl */ |
| 2180 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) cmdiocb->context2)->virt); |
| 2181 | if (*((uint32_t *) (pcmd)) == ELS_CMD_LS_RJT) { |
| 2182 | /* A LS_RJT associated with Default RPI cleanup |
| 2183 | * has its own seperate code path. |
| 2184 | */ |
| 2185 | if (!(ndlp->nlp_flag & NLP_RM_DFLT_RPI)) |
| 2186 | ls_rjt = 1; |
| 2187 | } |
| 2188 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2189 | /* Check to see if link went down during discovery */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2190 | if (!ndlp || lpfc_els_chk_latt(vport)) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2191 | if (mbox) { |
James Smart | 1469115 | 2006-12-02 13:34:28 -0500 | [diff] [blame] | 2192 | mp = (struct lpfc_dmabuf *) mbox->context1; |
| 2193 | if (mp) { |
| 2194 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 2195 | kfree(mp); |
| 2196 | } |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2197 | mempool_free(mbox, phba->mbox_mem_pool); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2198 | } |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 2199 | if (ndlp && (ndlp->nlp_flag & NLP_RM_DFLT_RPI)) |
| 2200 | if (lpfc_nlp_not_used(ndlp)) |
| 2201 | ndlp = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2202 | goto out; |
| 2203 | } |
| 2204 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2205 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2206 | "ELS rsp cmpl: status:x%x/x%x did:x%x", |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2207 | irsp->ulpStatus, irsp->un.ulpWord[4], |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2208 | cmdiocb->iocb.un.elsreq64.remoteID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2209 | /* ELS response tag <ulpIoTag> completes */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2210 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2211 | "0110 ELS response tag x%x completes " |
| 2212 | "Data: x%x x%x x%x x%x x%x x%x x%x\n", |
| 2213 | cmdiocb->iocb.ulpIoTag, rspiocb->iocb.ulpStatus, |
| 2214 | rspiocb->iocb.un.ulpWord[4], rspiocb->iocb.ulpTimeout, |
| 2215 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2216 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2217 | if (mbox) { |
| 2218 | if ((rspiocb->iocb.ulpStatus == 0) |
| 2219 | && (ndlp->nlp_flag & NLP_ACC_REGLOGIN)) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2220 | lpfc_unreg_rpi(vport, ndlp); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2221 | mbox->context2 = lpfc_nlp_get(ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2222 | mbox->vport = vport; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2223 | if (ndlp->nlp_flag & NLP_RM_DFLT_RPI) { |
| 2224 | mbox->mbox_flag |= LPFC_MBX_IMED_UNREG; |
| 2225 | mbox->mbox_cmpl = lpfc_mbx_cmpl_dflt_rpi; |
| 2226 | } |
| 2227 | else { |
| 2228 | mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; |
| 2229 | ndlp->nlp_prev_state = ndlp->nlp_state; |
| 2230 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2231 | NLP_STE_REG_LOGIN_ISSUE); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2232 | } |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 2233 | if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2234 | != MBX_NOT_FINISHED) { |
| 2235 | goto out; |
| 2236 | } |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 2237 | |
| 2238 | /* ELS rsp: Cannot issue reg_login for <NPortid> */ |
| 2239 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 2240 | "0138 ELS rsp: Cannot issue reg_login for x%x " |
| 2241 | "Data: x%x x%x x%x\n", |
| 2242 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2243 | ndlp->nlp_rpi); |
| 2244 | |
| 2245 | if (lpfc_nlp_not_used(ndlp)) |
| 2246 | ndlp = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2247 | } else { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2248 | /* Do not drop node for lpfc_els_abort'ed ELS cmds */ |
| 2249 | if (!lpfc_error_lost_link(irsp) && |
| 2250 | ndlp->nlp_flag & NLP_ACC_REGLOGIN) { |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 2251 | if (lpfc_nlp_not_used(ndlp)) |
| 2252 | ndlp = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2253 | } |
| 2254 | } |
James Smart | 1469115 | 2006-12-02 13:34:28 -0500 | [diff] [blame] | 2255 | mp = (struct lpfc_dmabuf *) mbox->context1; |
| 2256 | if (mp) { |
| 2257 | lpfc_mbuf_free(phba, mp->virt, mp->phys); |
| 2258 | kfree(mp); |
| 2259 | } |
| 2260 | mempool_free(mbox, phba->mbox_mem_pool); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2261 | } |
| 2262 | out: |
| 2263 | if (ndlp) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2264 | spin_lock_irq(shost->host_lock); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2265 | ndlp->nlp_flag &= ~(NLP_ACC_REGLOGIN | NLP_RM_DFLT_RPI); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2266 | spin_unlock_irq(shost->host_lock); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2267 | |
| 2268 | /* If the node is not being used by another discovery thread, |
| 2269 | * and we are sending a reject, we are done with it. |
| 2270 | * Release driver reference count here and free associated |
| 2271 | * resources. |
| 2272 | */ |
| 2273 | if (ls_rjt) |
| 2274 | lpfc_nlp_not_used(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2275 | } |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2276 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2277 | lpfc_els_free_iocb(phba, cmdiocb); |
| 2278 | return; |
| 2279 | } |
| 2280 | |
| 2281 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2282 | lpfc_els_rsp_acc(struct lpfc_vport *vport, uint32_t flag, |
| 2283 | struct lpfc_iocbq *oldiocb, struct lpfc_nodelist *ndlp, |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2284 | LPFC_MBOXQ_t *mbox) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2285 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2286 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2287 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2288 | IOCB_t *icmd; |
| 2289 | IOCB_t *oldcmd; |
| 2290 | struct lpfc_iocbq *elsiocb; |
| 2291 | struct lpfc_sli_ring *pring; |
| 2292 | struct lpfc_sli *psli; |
| 2293 | uint8_t *pcmd; |
| 2294 | uint16_t cmdsize; |
| 2295 | int rc; |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2296 | ELS_PKT *els_pkt_ptr; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2297 | |
| 2298 | psli = &phba->sli; |
| 2299 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 2300 | oldcmd = &oldiocb->iocb; |
| 2301 | |
| 2302 | switch (flag) { |
| 2303 | case ELS_CMD_ACC: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2304 | cmdsize = sizeof(uint32_t); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2305 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, |
| 2306 | ndlp, ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2307 | if (!elsiocb) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2308 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2309 | ndlp->nlp_flag &= ~NLP_LOGO_ACC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2310 | spin_unlock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2311 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2312 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2313 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2314 | icmd = &elsiocb->iocb; |
| 2315 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 2316 | pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2317 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2318 | pcmd += sizeof(uint32_t); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2319 | |
| 2320 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2321 | "Issue ACC: did:x%x flg:x%x", |
| 2322 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2323 | break; |
| 2324 | case ELS_CMD_PLOGI: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2325 | cmdsize = (sizeof(struct serv_parm) + sizeof(uint32_t)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2326 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, |
| 2327 | ndlp, ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2328 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2329 | return 1; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2330 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2331 | icmd = &elsiocb->iocb; |
| 2332 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 2333 | pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2334 | |
| 2335 | if (mbox) |
| 2336 | elsiocb->context_un.mbox = mbox; |
| 2337 | |
| 2338 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2339 | pcmd += sizeof(uint32_t); |
| 2340 | memcpy(pcmd, &vport->fc_sparam, sizeof(struct serv_parm)); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2341 | |
| 2342 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2343 | "Issue ACC PLOGI: did:x%x flg:x%x", |
| 2344 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2345 | break; |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2346 | case ELS_CMD_PRLO: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2347 | cmdsize = sizeof(uint32_t) + sizeof(PRLO); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2348 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2349 | ndlp, ndlp->nlp_DID, ELS_CMD_PRLO); |
| 2350 | if (!elsiocb) |
| 2351 | return 1; |
| 2352 | |
| 2353 | icmd = &elsiocb->iocb; |
| 2354 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 2355 | pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2356 | |
| 2357 | memcpy(pcmd, ((struct lpfc_dmabuf *) oldiocb->context2)->virt, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2358 | sizeof(uint32_t) + sizeof(PRLO)); |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2359 | *((uint32_t *) (pcmd)) = ELS_CMD_PRLO_ACC; |
| 2360 | els_pkt_ptr = (ELS_PKT *) pcmd; |
| 2361 | els_pkt_ptr->un.prlo.acceptRspCode = PRLO_REQ_EXECUTED; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2362 | |
| 2363 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2364 | "Issue ACC PRLO: did:x%x flg:x%x", |
| 2365 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
James Smart | 82d9a2a | 2006-04-15 11:53:05 -0400 | [diff] [blame] | 2366 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2367 | default: |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2368 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2369 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2370 | /* Xmit ELS ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2371 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2372 | "0128 Xmit ELS ACC response tag x%x, XRI: x%x, " |
| 2373 | "DID: x%x, nlp_flag: x%x nlp_state: x%x RPI: x%x\n", |
| 2374 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 2375 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2376 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2377 | if (ndlp->nlp_flag & NLP_LOGO_ACC) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2378 | spin_lock_irq(shost->host_lock); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2379 | ndlp->nlp_flag &= ~NLP_LOGO_ACC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2380 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2381 | elsiocb->iocb_cmpl = lpfc_cmpl_els_logo_acc; |
| 2382 | } else { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2383 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2384 | } |
| 2385 | |
| 2386 | phba->fc_stat.elsXmitACC++; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2387 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2388 | if (rc == IOCB_ERROR) { |
| 2389 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2390 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2391 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2392 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2393 | } |
| 2394 | |
| 2395 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2396 | lpfc_els_rsp_reject(struct lpfc_vport *vport, uint32_t rejectError, |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2397 | struct lpfc_iocbq *oldiocb, struct lpfc_nodelist *ndlp, |
| 2398 | LPFC_MBOXQ_t *mbox) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2399 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2400 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2401 | IOCB_t *icmd; |
| 2402 | IOCB_t *oldcmd; |
| 2403 | struct lpfc_iocbq *elsiocb; |
| 2404 | struct lpfc_sli_ring *pring; |
| 2405 | struct lpfc_sli *psli; |
| 2406 | uint8_t *pcmd; |
| 2407 | uint16_t cmdsize; |
| 2408 | int rc; |
| 2409 | |
| 2410 | psli = &phba->sli; |
| 2411 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 2412 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2413 | cmdsize = 2 * sizeof(uint32_t); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2414 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
| 2415 | ndlp->nlp_DID, ELS_CMD_LS_RJT); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2416 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2417 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2418 | |
| 2419 | icmd = &elsiocb->iocb; |
| 2420 | oldcmd = &oldiocb->iocb; |
| 2421 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 2422 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2423 | |
| 2424 | *((uint32_t *) (pcmd)) = ELS_CMD_LS_RJT; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2425 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2426 | *((uint32_t *) (pcmd)) = rejectError; |
| 2427 | |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2428 | if (mbox) |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2429 | elsiocb->context_un.mbox = mbox; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2430 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2431 | /* Xmit ELS RJT <err> response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2432 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2433 | "0129 Xmit ELS RJT x%x response tag x%x " |
| 2434 | "xri x%x, did x%x, nlp_flag x%x, nlp_state x%x, " |
| 2435 | "rpi x%x\n", |
| 2436 | rejectError, elsiocb->iotag, |
| 2437 | elsiocb->iocb.ulpContext, ndlp->nlp_DID, |
| 2438 | ndlp->nlp_flag, ndlp->nlp_state, ndlp->nlp_rpi); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2439 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2440 | "Issue LS_RJT: did:x%x flg:x%x err:x%x", |
| 2441 | ndlp->nlp_DID, ndlp->nlp_flag, rejectError); |
| 2442 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2443 | phba->fc_stat.elsXmitLSRJT++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2444 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2445 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2446 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2447 | if (rc == IOCB_ERROR) { |
| 2448 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2449 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2450 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2451 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2452 | } |
| 2453 | |
| 2454 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2455 | lpfc_els_rsp_adisc_acc(struct lpfc_vport *vport, struct lpfc_iocbq *oldiocb, |
| 2456 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2457 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2458 | struct lpfc_hba *phba = vport->phba; |
| 2459 | struct lpfc_sli *psli = &phba->sli; |
| 2460 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2461 | ADISC *ap; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2462 | IOCB_t *icmd, *oldcmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2463 | struct lpfc_iocbq *elsiocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2464 | uint8_t *pcmd; |
| 2465 | uint16_t cmdsize; |
| 2466 | int rc; |
| 2467 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2468 | cmdsize = sizeof(uint32_t) + sizeof(ADISC); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2469 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
| 2470 | ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2471 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2472 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2473 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2474 | icmd = &elsiocb->iocb; |
| 2475 | oldcmd = &oldiocb->iocb; |
| 2476 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 2477 | |
| 2478 | /* Xmit ADISC ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2479 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2480 | "0130 Xmit ADISC ACC response iotag x%x xri: " |
| 2481 | "x%x, did x%x, nlp_flag x%x, nlp_state x%x rpi x%x\n", |
| 2482 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 2483 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2484 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2485 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2486 | |
| 2487 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2488 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2489 | |
| 2490 | ap = (ADISC *) (pcmd); |
| 2491 | ap->hardAL_PA = phba->fc_pref_ALPA; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2492 | memcpy(&ap->portName, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 2493 | memcpy(&ap->nodeName, &vport->fc_nodename, sizeof(struct lpfc_name)); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2494 | ap->DID = be32_to_cpu(vport->fc_myDID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2495 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2496 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2497 | "Issue ACC ADISC: did:x%x flg:x%x", |
| 2498 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| 2499 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2500 | phba->fc_stat.elsXmitACC++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2501 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2502 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2503 | if (rc == IOCB_ERROR) { |
| 2504 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2505 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2506 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2507 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2508 | } |
| 2509 | |
| 2510 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2511 | lpfc_els_rsp_prli_acc(struct lpfc_vport *vport, struct lpfc_iocbq *oldiocb, |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 2512 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2513 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2514 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2515 | PRLI *npr; |
| 2516 | lpfc_vpd_t *vpd; |
| 2517 | IOCB_t *icmd; |
| 2518 | IOCB_t *oldcmd; |
| 2519 | struct lpfc_iocbq *elsiocb; |
| 2520 | struct lpfc_sli_ring *pring; |
| 2521 | struct lpfc_sli *psli; |
| 2522 | uint8_t *pcmd; |
| 2523 | uint16_t cmdsize; |
| 2524 | int rc; |
| 2525 | |
| 2526 | psli = &phba->sli; |
| 2527 | pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ |
| 2528 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2529 | cmdsize = sizeof(uint32_t) + sizeof(PRLI); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2530 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2531 | ndlp->nlp_DID, (ELS_CMD_ACC | (ELS_CMD_PRLI & ~ELS_RSP_MASK))); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2532 | if (!elsiocb) |
| 2533 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2534 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2535 | icmd = &elsiocb->iocb; |
| 2536 | oldcmd = &oldiocb->iocb; |
| 2537 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 2538 | /* Xmit PRLI ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2539 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2540 | "0131 Xmit PRLI ACC response tag x%x xri x%x, " |
| 2541 | "did x%x, nlp_flag x%x, nlp_state x%x, rpi x%x\n", |
| 2542 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 2543 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 2544 | ndlp->nlp_rpi); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2545 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 2546 | |
| 2547 | *((uint32_t *) (pcmd)) = (ELS_CMD_ACC | (ELS_CMD_PRLI & ~ELS_RSP_MASK)); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2548 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2549 | |
| 2550 | /* For PRLI, remainder of payload is PRLI parameter page */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2551 | memset(pcmd, 0, sizeof(PRLI)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2552 | |
| 2553 | npr = (PRLI *) pcmd; |
| 2554 | vpd = &phba->vpd; |
| 2555 | /* |
| 2556 | * If our firmware version is 3.20 or later, |
| 2557 | * set the following bits for FC-TAPE support. |
| 2558 | */ |
| 2559 | if (vpd->rev.feaLevelHigh >= 0x02) { |
| 2560 | npr->ConfmComplAllowed = 1; |
| 2561 | npr->Retry = 1; |
| 2562 | npr->TaskRetryIdReq = 1; |
| 2563 | } |
| 2564 | |
| 2565 | npr->acceptRspCode = PRLI_REQ_EXECUTED; |
| 2566 | npr->estabImagePair = 1; |
| 2567 | npr->readXferRdyDis = 1; |
| 2568 | npr->ConfmComplAllowed = 1; |
| 2569 | |
| 2570 | npr->prliType = PRLI_FCP_TYPE; |
| 2571 | npr->initiatorFunc = 1; |
| 2572 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2573 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2574 | "Issue ACC PRLI: did:x%x flg:x%x", |
| 2575 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| 2576 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2577 | phba->fc_stat.elsXmitACC++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2578 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2579 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2580 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2581 | if (rc == IOCB_ERROR) { |
| 2582 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2583 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2584 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2585 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2586 | } |
| 2587 | |
| 2588 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2589 | lpfc_els_rsp_rnid_acc(struct lpfc_vport *vport, uint8_t format, |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2590 | struct lpfc_iocbq *oldiocb, struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2591 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2592 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2593 | RNID *rn; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2594 | IOCB_t *icmd, *oldcmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2595 | struct lpfc_iocbq *elsiocb; |
| 2596 | struct lpfc_sli_ring *pring; |
| 2597 | struct lpfc_sli *psli; |
| 2598 | uint8_t *pcmd; |
| 2599 | uint16_t cmdsize; |
| 2600 | int rc; |
| 2601 | |
| 2602 | psli = &phba->sli; |
| 2603 | pring = &psli->ring[LPFC_ELS_RING]; |
| 2604 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2605 | cmdsize = sizeof(uint32_t) + sizeof(uint32_t) |
| 2606 | + (2 * sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2607 | if (format) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2608 | cmdsize += sizeof(RNID_TOP_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2609 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2610 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
| 2611 | ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 2612 | if (!elsiocb) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2613 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2614 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2615 | icmd = &elsiocb->iocb; |
| 2616 | oldcmd = &oldiocb->iocb; |
| 2617 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 2618 | /* Xmit RNID ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2619 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 2620 | "0132 Xmit RNID ACC response tag x%x xri x%x\n", |
| 2621 | elsiocb->iotag, elsiocb->iocb.ulpContext); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2622 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2623 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2624 | pcmd += sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2625 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2626 | memset(pcmd, 0, sizeof(RNID)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2627 | rn = (RNID *) (pcmd); |
| 2628 | rn->Format = format; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2629 | rn->CommonLen = (2 * sizeof(struct lpfc_name)); |
| 2630 | memcpy(&rn->portName, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 2631 | memcpy(&rn->nodeName, &vport->fc_nodename, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2632 | switch (format) { |
| 2633 | case 0: |
| 2634 | rn->SpecificLen = 0; |
| 2635 | break; |
| 2636 | case RNID_TOPOLOGY_DISC: |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2637 | rn->SpecificLen = sizeof(RNID_TOP_DISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2638 | memcpy(&rn->un.topologyDisc.portName, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2639 | &vport->fc_portname, sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2640 | rn->un.topologyDisc.unitType = RNID_HBA; |
| 2641 | rn->un.topologyDisc.physPort = 0; |
| 2642 | rn->un.topologyDisc.attachedNodes = 0; |
| 2643 | break; |
| 2644 | default: |
| 2645 | rn->CommonLen = 0; |
| 2646 | rn->SpecificLen = 0; |
| 2647 | break; |
| 2648 | } |
| 2649 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2650 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP, |
| 2651 | "Issue ACC RNID: did:x%x flg:x%x", |
| 2652 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| 2653 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2654 | phba->fc_stat.elsXmitACC++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2655 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 2656 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2657 | elsiocb->context1 = NULL; /* Don't need ndlp for cmpl, |
| 2658 | * it could be freed */ |
| 2659 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2660 | rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2661 | if (rc == IOCB_ERROR) { |
| 2662 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2663 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2664 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2665 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2666 | } |
| 2667 | |
| 2668 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2669 | lpfc_els_disc_adisc(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2670 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2671 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2672 | struct lpfc_nodelist *ndlp, *next_ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2673 | int sentadisc = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2674 | |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2675 | /* go thru NPR nodes and issue any remaining ELS ADISCs */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2676 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2677 | if (ndlp->nlp_state == NLP_STE_NPR_NODE && |
| 2678 | (ndlp->nlp_flag & NLP_NPR_2B_DISC) != 0 && |
| 2679 | (ndlp->nlp_flag & NLP_NPR_ADISC) != 0) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2680 | spin_lock_irq(shost->host_lock); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2681 | ndlp->nlp_flag &= ~NLP_NPR_ADISC; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2682 | spin_unlock_irq(shost->host_lock); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2683 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2684 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_ADISC_ISSUE); |
| 2685 | lpfc_issue_els_adisc(vport, ndlp, 0); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2686 | sentadisc++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2687 | vport->num_disc_nodes++; |
| 2688 | if (vport->num_disc_nodes >= |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 2689 | vport->cfg_discovery_threads) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2690 | spin_lock_irq(shost->host_lock); |
| 2691 | vport->fc_flag |= FC_NLP_MORE; |
| 2692 | spin_unlock_irq(shost->host_lock); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2693 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2694 | } |
| 2695 | } |
| 2696 | } |
| 2697 | if (sentadisc == 0) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2698 | spin_lock_irq(shost->host_lock); |
| 2699 | vport->fc_flag &= ~FC_NLP_MORE; |
| 2700 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2701 | } |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 2702 | return sentadisc; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2703 | } |
| 2704 | |
| 2705 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2706 | lpfc_els_disc_plogi(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2707 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2708 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2709 | struct lpfc_nodelist *ndlp, *next_ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2710 | int sentplogi = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2711 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2712 | /* go thru NPR nodes and issue any remaining ELS PLOGIs */ |
| 2713 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2714 | if (ndlp->nlp_state == NLP_STE_NPR_NODE && |
| 2715 | (ndlp->nlp_flag & NLP_NPR_2B_DISC) != 0 && |
| 2716 | (ndlp->nlp_flag & NLP_DELAY_TMO) == 0 && |
| 2717 | (ndlp->nlp_flag & NLP_NPR_ADISC) == 0) { |
| 2718 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2719 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 2720 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2721 | sentplogi++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2722 | vport->num_disc_nodes++; |
| 2723 | if (vport->num_disc_nodes >= |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 2724 | vport->cfg_discovery_threads) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2725 | spin_lock_irq(shost->host_lock); |
| 2726 | vport->fc_flag |= FC_NLP_MORE; |
| 2727 | spin_unlock_irq(shost->host_lock); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2728 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2729 | } |
| 2730 | } |
| 2731 | } |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 2732 | if (sentplogi) { |
| 2733 | lpfc_set_disctmo(vport); |
| 2734 | } |
| 2735 | else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2736 | spin_lock_irq(shost->host_lock); |
| 2737 | vport->fc_flag &= ~FC_NLP_MORE; |
| 2738 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2739 | } |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 2740 | return sentplogi; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2741 | } |
| 2742 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2743 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2744 | lpfc_els_flush_rscn(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2745 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2746 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2747 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2748 | int i; |
| 2749 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2750 | for (i = 0; i < vport->fc_rscn_id_cnt; i++) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2751 | lpfc_in_buf_free(phba, vport->fc_rscn_id_list[i]); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2752 | vport->fc_rscn_id_list[i] = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2753 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2754 | spin_lock_irq(shost->host_lock); |
| 2755 | vport->fc_rscn_id_cnt = 0; |
| 2756 | vport->fc_flag &= ~(FC_RSCN_MODE | FC_RSCN_DISCOVERY); |
| 2757 | spin_unlock_irq(shost->host_lock); |
| 2758 | lpfc_can_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2759 | } |
| 2760 | |
| 2761 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2762 | lpfc_rscn_payload_check(struct lpfc_vport *vport, uint32_t did) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2763 | { |
| 2764 | D_ID ns_did; |
| 2765 | D_ID rscn_did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2766 | uint32_t *lp; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2767 | uint32_t payload_len, i; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2768 | |
| 2769 | ns_did.un.word = did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2770 | |
| 2771 | /* Never match fabric nodes for RSCNs */ |
| 2772 | if ((did & Fabric_DID_MASK) == Fabric_DID_MASK) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2773 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2774 | |
| 2775 | /* If we are doing a FULL RSCN rediscovery, match everything */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2776 | if (vport->fc_flag & FC_RSCN_DISCOVERY) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2777 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2778 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2779 | for (i = 0; i < vport->fc_rscn_id_cnt; i++) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2780 | lp = vport->fc_rscn_id_list[i]->virt; |
| 2781 | payload_len = be32_to_cpu(*lp++ & ~ELS_CMD_MASK); |
| 2782 | payload_len -= sizeof(uint32_t); /* take off word 0 */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2783 | while (payload_len) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2784 | rscn_did.un.word = be32_to_cpu(*lp++); |
| 2785 | payload_len -= sizeof(uint32_t); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2786 | switch (rscn_did.un.b.resv) { |
| 2787 | case 0: /* Single N_Port ID effected */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2788 | if (ns_did.un.word == rscn_did.un.word) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2789 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2790 | break; |
| 2791 | case 1: /* Whole N_Port Area effected */ |
| 2792 | if ((ns_did.un.b.domain == rscn_did.un.b.domain) |
| 2793 | && (ns_did.un.b.area == rscn_did.un.b.area)) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2794 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2795 | break; |
| 2796 | case 2: /* Whole N_Port Domain effected */ |
| 2797 | if (ns_did.un.b.domain == rscn_did.un.b.domain) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2798 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2799 | break; |
| 2800 | default: |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2801 | /* Unknown Identifier in RSCN node */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2802 | lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, |
| 2803 | "0217 Unknown Identifier in " |
| 2804 | "RSCN payload Data: x%x\n", |
| 2805 | rscn_did.un.word); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2806 | case 3: /* Whole Fabric effected */ |
| 2807 | return did; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2808 | } |
| 2809 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2810 | } |
| 2811 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2812 | } |
| 2813 | |
| 2814 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2815 | lpfc_rscn_recovery_check(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2816 | { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2817 | struct lpfc_nodelist *ndlp = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2818 | |
| 2819 | /* Look at all nodes effected by pending RSCNs and move |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2820 | * them to NPR state. |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2821 | */ |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2822 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2823 | list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2824 | if (ndlp->nlp_state == NLP_STE_UNUSED_NODE || |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2825 | lpfc_rscn_payload_check(vport, ndlp->nlp_DID) == 0) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2826 | continue; |
| 2827 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2828 | lpfc_disc_state_machine(vport, ndlp, NULL, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2829 | NLP_EVT_DEVICE_RECOVERY); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 2830 | |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2831 | /* |
| 2832 | * Make sure NLP_DELAY_TMO is NOT running after a device |
| 2833 | * recovery event. |
| 2834 | */ |
| 2835 | if (ndlp->nlp_flag & NLP_DELAY_TMO) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2836 | lpfc_cancel_retry_delay_tmo(vport, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2837 | } |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 2838 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2839 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2840 | } |
| 2841 | |
| 2842 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2843 | lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2844 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2845 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2846 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 2847 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2848 | struct lpfc_dmabuf *pcmd; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2849 | uint32_t *lp, *datap; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2850 | IOCB_t *icmd; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2851 | uint32_t payload_len, length, nportid, *cmd; |
| 2852 | int rscn_cnt = vport->fc_rscn_id_cnt; |
| 2853 | int rscn_id = 0, hba_id = 0; |
James Smart | d2873e4 | 2006-08-18 17:46:43 -0400 | [diff] [blame] | 2854 | int i; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2855 | |
| 2856 | icmd = &cmdiocb->iocb; |
| 2857 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 2858 | lp = (uint32_t *) pcmd->virt; |
| 2859 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2860 | payload_len = be32_to_cpu(*lp++ & ~ELS_CMD_MASK); |
| 2861 | payload_len -= sizeof(uint32_t); /* take off word 0 */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2862 | /* RSCN received */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2863 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2864 | "0214 RSCN received Data: x%x x%x x%x x%x\n", |
| 2865 | vport->fc_flag, payload_len, *lp, rscn_cnt); |
James Smart | d2873e4 | 2006-08-18 17:46:43 -0400 | [diff] [blame] | 2866 | for (i = 0; i < payload_len/sizeof(uint32_t); i++) |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2867 | fc_host_post_event(shost, fc_get_event_number(), |
James Smart | d2873e4 | 2006-08-18 17:46:43 -0400 | [diff] [blame] | 2868 | FCH_EVT_RSCN, lp[i]); |
| 2869 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2870 | /* If we are about to begin discovery, just ACC the RSCN. |
| 2871 | * Discovery processing will satisfy it. |
| 2872 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2873 | if (vport->port_state <= LPFC_NS_QRY) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2874 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 2875 | "RCV RSCN ignore: did:x%x/ste:x%x flg:x%x", |
| 2876 | ndlp->nlp_DID, vport->port_state, ndlp->nlp_flag); |
| 2877 | |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2878 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2879 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2880 | } |
| 2881 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2882 | /* If this RSCN just contains NPortIDs for other vports on this HBA, |
| 2883 | * just ACC and ignore it. |
| 2884 | */ |
| 2885 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 2886 | !(vport->cfg_peer_port_login)) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2887 | i = payload_len; |
| 2888 | datap = lp; |
| 2889 | while (i > 0) { |
| 2890 | nportid = *datap++; |
| 2891 | nportid = ((be32_to_cpu(nportid)) & Mask_DID); |
| 2892 | i -= sizeof(uint32_t); |
| 2893 | rscn_id++; |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 2894 | if (lpfc_find_vport_by_did(phba, nportid)) |
| 2895 | hba_id++; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2896 | } |
| 2897 | if (rscn_id == hba_id) { |
| 2898 | /* ALL NPortIDs in RSCN are on HBA */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2899 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2900 | "0214 Ignore RSCN " |
| 2901 | "Data: x%x x%x x%x x%x\n", |
| 2902 | vport->fc_flag, payload_len, |
| 2903 | *lp, rscn_cnt); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2904 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 2905 | "RCV RSCN vport: did:x%x/ste:x%x flg:x%x", |
| 2906 | ndlp->nlp_DID, vport->port_state, |
| 2907 | ndlp->nlp_flag); |
| 2908 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2909 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2910 | ndlp, NULL); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2911 | return 0; |
| 2912 | } |
| 2913 | } |
| 2914 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2915 | /* If we are already processing an RSCN, save the received |
| 2916 | * RSCN payload buffer, cmdiocb->context2 to process later. |
| 2917 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2918 | if (vport->fc_flag & (FC_RSCN_MODE | FC_NDISC_ACTIVE)) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2919 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 2920 | "RCV RSCN defer: did:x%x/ste:x%x flg:x%x", |
| 2921 | ndlp->nlp_DID, vport->port_state, ndlp->nlp_flag); |
| 2922 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2923 | vport->fc_flag |= FC_RSCN_DEFERRED; |
| 2924 | if ((rscn_cnt < FC_MAX_HOLD_RSCN) && |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2925 | !(vport->fc_flag & FC_RSCN_DISCOVERY)) { |
| 2926 | spin_lock_irq(shost->host_lock); |
| 2927 | vport->fc_flag |= FC_RSCN_MODE; |
| 2928 | spin_unlock_irq(shost->host_lock); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2929 | if (rscn_cnt) { |
| 2930 | cmd = vport->fc_rscn_id_list[rscn_cnt-1]->virt; |
| 2931 | length = be32_to_cpu(*cmd & ~ELS_CMD_MASK); |
| 2932 | } |
| 2933 | if ((rscn_cnt) && |
| 2934 | (payload_len + length <= LPFC_BPL_SIZE)) { |
| 2935 | *cmd &= ELS_CMD_MASK; |
| 2936 | *cmd |= be32_to_cpu(payload_len + length); |
| 2937 | memcpy(((uint8_t *)cmd) + length, lp, |
| 2938 | payload_len); |
| 2939 | } else { |
| 2940 | vport->fc_rscn_id_list[rscn_cnt] = pcmd; |
| 2941 | vport->fc_rscn_id_cnt++; |
| 2942 | /* If we zero, cmdiocb->context2, the calling |
| 2943 | * routine will not try to free it. |
| 2944 | */ |
| 2945 | cmdiocb->context2 = NULL; |
| 2946 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2947 | |
| 2948 | /* Deferred RSCN */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2949 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2950 | "0235 Deferred RSCN " |
| 2951 | "Data: x%x x%x x%x\n", |
| 2952 | vport->fc_rscn_id_cnt, vport->fc_flag, |
| 2953 | vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2954 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2955 | spin_lock_irq(shost->host_lock); |
| 2956 | vport->fc_flag |= FC_RSCN_DISCOVERY; |
| 2957 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2958 | /* ReDiscovery RSCN */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 2959 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 2960 | "0234 ReDiscovery RSCN " |
| 2961 | "Data: x%x x%x x%x\n", |
| 2962 | vport->fc_rscn_id_cnt, vport->fc_flag, |
| 2963 | vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2964 | } |
| 2965 | /* Send back ACC */ |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2966 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2967 | |
| 2968 | /* send RECOVERY event for ALL nodes that match RSCN payload */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2969 | lpfc_rscn_recovery_check(vport); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 2970 | vport->fc_flag &= ~FC_RSCN_DEFERRED; |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 2971 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2972 | } |
| 2973 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 2974 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 2975 | "RCV RSCN: did:x%x/ste:x%x flg:x%x", |
| 2976 | ndlp->nlp_DID, vport->port_state, ndlp->nlp_flag); |
| 2977 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2978 | spin_lock_irq(shost->host_lock); |
| 2979 | vport->fc_flag |= FC_RSCN_MODE; |
| 2980 | spin_unlock_irq(shost->host_lock); |
| 2981 | vport->fc_rscn_id_list[vport->fc_rscn_id_cnt++] = pcmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2982 | /* |
| 2983 | * If we zero, cmdiocb->context2, the calling routine will |
| 2984 | * not try to free it. |
| 2985 | */ |
| 2986 | cmdiocb->context2 = NULL; |
| 2987 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2988 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2989 | |
| 2990 | /* Send back ACC */ |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 2991 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2992 | |
| 2993 | /* send RECOVERY event for ALL nodes that match RSCN payload */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2994 | lpfc_rscn_recovery_check(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2995 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 2996 | return lpfc_els_handle_rscn(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 2997 | } |
| 2998 | |
| 2999 | int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3000 | lpfc_els_handle_rscn(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3001 | { |
| 3002 | struct lpfc_nodelist *ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3003 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3004 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3005 | /* Ignore RSCN if the port is being torn down. */ |
| 3006 | if (vport->load_flag & FC_UNLOADING) { |
| 3007 | lpfc_els_flush_rscn(vport); |
| 3008 | return 0; |
| 3009 | } |
| 3010 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3011 | /* Start timer for RSCN processing */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3012 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3013 | |
| 3014 | /* RSCN processed */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3015 | lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, |
| 3016 | "0215 RSCN processed Data: x%x x%x x%x x%x\n", |
| 3017 | vport->fc_flag, 0, vport->fc_rscn_id_cnt, |
| 3018 | vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3019 | |
| 3020 | /* To process RSCN, first compare RSCN data with NameServer */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3021 | vport->fc_ns_retry = 0; |
| 3022 | ndlp = lpfc_findnode_did(vport, NameServer_DID); |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 3023 | if (ndlp && ndlp->nlp_state == NLP_STE_UNMAPPED_NODE) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3024 | /* Good ndlp, issue CT Request to NameServer */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3025 | if (lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 0, 0) == 0) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3026 | /* Wait for NameServer query cmpl before we can |
| 3027 | continue */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3028 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3029 | } else { |
| 3030 | /* If login to NameServer does not exist, issue one */ |
| 3031 | /* Good status, issue PLOGI to NameServer */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3032 | ndlp = lpfc_findnode_did(vport, NameServer_DID); |
| 3033 | if (ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3034 | /* Wait for NameServer login cmpl before we can |
| 3035 | continue */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3036 | return 1; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3037 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3038 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 3039 | if (!ndlp) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3040 | lpfc_els_flush_rscn(vport); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3041 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3042 | } else { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3043 | lpfc_nlp_init(vport, ndlp, NameServer_DID); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3044 | ndlp->nlp_type |= NLP_FABRIC; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3045 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3046 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 3047 | lpfc_issue_els_plogi(vport, NameServer_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3048 | /* Wait for NameServer login cmpl before we can |
| 3049 | continue */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3050 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3051 | } |
| 3052 | } |
| 3053 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3054 | lpfc_els_flush_rscn(vport); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3055 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3056 | } |
| 3057 | |
| 3058 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3059 | lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 3060 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3061 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3062 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 3063 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3064 | struct lpfc_dmabuf *pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3065 | uint32_t *lp = (uint32_t *) pcmd->virt; |
| 3066 | IOCB_t *icmd = &cmdiocb->iocb; |
| 3067 | struct serv_parm *sp; |
| 3068 | LPFC_MBOXQ_t *mbox; |
| 3069 | struct ls_rjt stat; |
| 3070 | uint32_t cmd, did; |
| 3071 | int rc; |
| 3072 | |
| 3073 | cmd = *lp++; |
| 3074 | sp = (struct serv_parm *) lp; |
| 3075 | |
| 3076 | /* FLOGI received */ |
| 3077 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3078 | lpfc_set_disctmo(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3079 | |
| 3080 | if (phba->fc_topology == TOPOLOGY_LOOP) { |
| 3081 | /* We should never receive a FLOGI in loop mode, ignore it */ |
| 3082 | did = icmd->un.elsreq64.remoteID; |
| 3083 | |
| 3084 | /* An FLOGI ELS command <elsCmd> was received from DID <did> in |
| 3085 | Loop Mode */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3086 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 3087 | "0113 An FLOGI ELS command x%x was " |
| 3088 | "received from DID x%x in Loop Mode\n", |
| 3089 | cmd, did); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3090 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3091 | } |
| 3092 | |
| 3093 | did = Fabric_DID; |
| 3094 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3095 | if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3))) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3096 | /* For a FLOGI we accept, then if our portname is greater |
| 3097 | * then the remote portname we initiate Nport login. |
| 3098 | */ |
| 3099 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3100 | rc = memcmp(&vport->fc_portname, &sp->portName, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3101 | sizeof(struct lpfc_name)); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3102 | |
| 3103 | if (!rc) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3104 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 3105 | if (!mbox) |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3106 | return 1; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3107 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3108 | lpfc_linkdown(phba); |
| 3109 | lpfc_init_link(phba, mbox, |
| 3110 | phba->cfg_topology, |
| 3111 | phba->cfg_link_speed); |
| 3112 | mbox->mb.un.varInitLnk.lipsr_AL_PA = 0; |
| 3113 | mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3114 | mbox->vport = vport; |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 3115 | rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); |
James Smart | 5b8bd0c | 2007-04-25 09:52:49 -0400 | [diff] [blame] | 3116 | lpfc_set_loopback_flag(phba); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3117 | if (rc == MBX_NOT_FINISHED) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3118 | mempool_free(mbox, phba->mbox_mem_pool); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3119 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3120 | return 1; |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3121 | } else if (rc > 0) { /* greater than */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3122 | spin_lock_irq(shost->host_lock); |
| 3123 | vport->fc_flag |= FC_PT2PT_PLOGI; |
| 3124 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3125 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3126 | spin_lock_irq(shost->host_lock); |
| 3127 | vport->fc_flag |= FC_PT2PT; |
| 3128 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 3129 | spin_unlock_irq(shost->host_lock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3130 | } else { |
| 3131 | /* Reject this request because invalid parameters */ |
| 3132 | stat.un.b.lsRjtRsvd0 = 0; |
| 3133 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3134 | stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS; |
| 3135 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3136 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 3137 | NULL); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3138 | return 1; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3139 | } |
| 3140 | |
| 3141 | /* Send back ACC */ |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 3142 | lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3143 | |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3144 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3145 | } |
| 3146 | |
| 3147 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3148 | lpfc_els_rcv_rnid(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3149 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3150 | { |
| 3151 | struct lpfc_dmabuf *pcmd; |
| 3152 | uint32_t *lp; |
| 3153 | IOCB_t *icmd; |
| 3154 | RNID *rn; |
| 3155 | struct ls_rjt stat; |
| 3156 | uint32_t cmd, did; |
| 3157 | |
| 3158 | icmd = &cmdiocb->iocb; |
| 3159 | did = icmd->un.elsreq64.remoteID; |
| 3160 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3161 | lp = (uint32_t *) pcmd->virt; |
| 3162 | |
| 3163 | cmd = *lp++; |
| 3164 | rn = (RNID *) lp; |
| 3165 | |
| 3166 | /* RNID received */ |
| 3167 | |
| 3168 | switch (rn->Format) { |
| 3169 | case 0: |
| 3170 | case RNID_TOPOLOGY_DISC: |
| 3171 | /* Send back ACC */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3172 | lpfc_els_rsp_rnid_acc(vport, rn->Format, cmdiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3173 | break; |
| 3174 | default: |
| 3175 | /* Reject this request because format not supported */ |
| 3176 | stat.un.b.lsRjtRsvd0 = 0; |
| 3177 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3178 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3179 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3180 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 3181 | NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3182 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3183 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3184 | } |
| 3185 | |
| 3186 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3187 | lpfc_els_rcv_lirr(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3188 | struct lpfc_nodelist *ndlp) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3189 | { |
| 3190 | struct ls_rjt stat; |
| 3191 | |
| 3192 | /* For now, unconditionally reject this command */ |
| 3193 | stat.un.b.lsRjtRsvd0 = 0; |
| 3194 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3195 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3196 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3197 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3198 | return 0; |
| 3199 | } |
| 3200 | |
Jamie Wellnitz | 082c026 | 2006-02-28 19:25:30 -0500 | [diff] [blame] | 3201 | static void |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3202 | lpfc_els_rsp_rps_acc(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3203 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3204 | struct lpfc_sli *psli = &phba->sli; |
| 3205 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3206 | MAILBOX_t *mb; |
| 3207 | IOCB_t *icmd; |
| 3208 | RPS_RSP *rps_rsp; |
| 3209 | uint8_t *pcmd; |
| 3210 | struct lpfc_iocbq *elsiocb; |
| 3211 | struct lpfc_nodelist *ndlp; |
| 3212 | uint16_t xri, status; |
| 3213 | uint32_t cmdsize; |
| 3214 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3215 | mb = &pmb->mb; |
| 3216 | |
| 3217 | ndlp = (struct lpfc_nodelist *) pmb->context2; |
| 3218 | xri = (uint16_t) ((unsigned long)(pmb->context1)); |
Randy Dunlap | 041976f | 2006-06-25 01:58:51 -0700 | [diff] [blame] | 3219 | pmb->context1 = NULL; |
| 3220 | pmb->context2 = NULL; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3221 | |
| 3222 | if (mb->mbxStatus) { |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3223 | mempool_free(pmb, phba->mbox_mem_pool); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3224 | return; |
| 3225 | } |
| 3226 | |
| 3227 | cmdsize = sizeof(RPS_RSP) + sizeof(uint32_t); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3228 | mempool_free(pmb, phba->mbox_mem_pool); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3229 | elsiocb = lpfc_prep_els_iocb(phba->pport, 0, cmdsize, |
| 3230 | lpfc_max_els_tries, ndlp, |
| 3231 | ndlp->nlp_DID, ELS_CMD_ACC); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3232 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3233 | if (!elsiocb) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3234 | return; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3235 | |
| 3236 | icmd = &elsiocb->iocb; |
| 3237 | icmd->ulpContext = xri; |
| 3238 | |
| 3239 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 3240 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3241 | pcmd += sizeof(uint32_t); /* Skip past command */ |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3242 | rps_rsp = (RPS_RSP *)pcmd; |
| 3243 | |
| 3244 | if (phba->fc_topology != TOPOLOGY_LOOP) |
| 3245 | status = 0x10; |
| 3246 | else |
| 3247 | status = 0x8; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3248 | if (phba->pport->fc_flag & FC_FABRIC) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3249 | status |= 0x4; |
| 3250 | |
| 3251 | rps_rsp->rsvd1 = 0; |
| 3252 | rps_rsp->portStatus = be16_to_cpu(status); |
| 3253 | rps_rsp->linkFailureCnt = be32_to_cpu(mb->un.varRdLnk.linkFailureCnt); |
| 3254 | rps_rsp->lossSyncCnt = be32_to_cpu(mb->un.varRdLnk.lossSyncCnt); |
| 3255 | rps_rsp->lossSignalCnt = be32_to_cpu(mb->un.varRdLnk.lossSignalCnt); |
| 3256 | rps_rsp->primSeqErrCnt = be32_to_cpu(mb->un.varRdLnk.primSeqErrCnt); |
| 3257 | rps_rsp->invalidXmitWord = be32_to_cpu(mb->un.varRdLnk.invalidXmitWord); |
| 3258 | rps_rsp->crcCnt = be32_to_cpu(mb->un.varRdLnk.crcCnt); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3259 | /* Xmit ELS RPS ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3260 | lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_ELS, |
| 3261 | "0118 Xmit ELS RPS ACC response tag x%x xri x%x, " |
| 3262 | "did x%x, nlp_flag x%x, nlp_state x%x, rpi x%x\n", |
| 3263 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 3264 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 3265 | ndlp->nlp_rpi); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3266 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3267 | phba->fc_stat.elsXmitACC++; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3268 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3269 | lpfc_els_free_iocb(phba, elsiocb); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3270 | return; |
| 3271 | } |
| 3272 | |
| 3273 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3274 | lpfc_els_rcv_rps(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3275 | struct lpfc_nodelist *ndlp) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3276 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3277 | struct lpfc_hba *phba = vport->phba; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3278 | uint32_t *lp; |
| 3279 | uint8_t flag; |
| 3280 | LPFC_MBOXQ_t *mbox; |
| 3281 | struct lpfc_dmabuf *pcmd; |
| 3282 | RPS *rps; |
| 3283 | struct ls_rjt stat; |
| 3284 | |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3285 | if ((ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) && |
| 3286 | (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) { |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3287 | stat.un.b.lsRjtRsvd0 = 0; |
| 3288 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3289 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3290 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3291 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 3292 | NULL); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3293 | } |
| 3294 | |
| 3295 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3296 | lp = (uint32_t *) pcmd->virt; |
| 3297 | flag = (be32_to_cpu(*lp++) & 0xf); |
| 3298 | rps = (RPS *) lp; |
| 3299 | |
| 3300 | if ((flag == 0) || |
| 3301 | ((flag == 1) && (be32_to_cpu(rps->un.portNum) == 0)) || |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3302 | ((flag == 2) && (memcmp(&rps->un.portName, &vport->fc_portname, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3303 | sizeof(struct lpfc_name)) == 0))) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3304 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3305 | printk("Fix me....\n"); |
| 3306 | dump_stack(); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3307 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_ATOMIC); |
| 3308 | if (mbox) { |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3309 | lpfc_read_lnk_stat(phba, mbox); |
| 3310 | mbox->context1 = |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3311 | (void *)((unsigned long) cmdiocb->iocb.ulpContext); |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3312 | mbox->context2 = lpfc_nlp_get(ndlp); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3313 | mbox->vport = vport; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3314 | mbox->mbox_cmpl = lpfc_els_rsp_rps_acc; |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 3315 | if (lpfc_sli_issue_mbox (phba, mbox, MBX_NOWAIT) |
| 3316 | != MBX_NOT_FINISHED) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3317 | /* Mbox completion will send ELS Response */ |
| 3318 | return 0; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3319 | |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3320 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3321 | mempool_free(mbox, phba->mbox_mem_pool); |
| 3322 | } |
| 3323 | } |
| 3324 | stat.un.b.lsRjtRsvd0 = 0; |
| 3325 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3326 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3327 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3328 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3329 | return 0; |
| 3330 | } |
| 3331 | |
Jamie Wellnitz | 082c026 | 2006-02-28 19:25:30 -0500 | [diff] [blame] | 3332 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3333 | lpfc_els_rsp_rpl_acc(struct lpfc_vport *vport, uint16_t cmdsize, |
| 3334 | struct lpfc_iocbq *oldiocb, struct lpfc_nodelist *ndlp) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3335 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3336 | struct lpfc_hba *phba = vport->phba; |
| 3337 | IOCB_t *icmd, *oldcmd; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3338 | RPL_RSP rpl_rsp; |
| 3339 | struct lpfc_iocbq *elsiocb; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3340 | struct lpfc_sli *psli = &phba->sli; |
| 3341 | struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3342 | uint8_t *pcmd; |
| 3343 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3344 | elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry, ndlp, |
| 3345 | ndlp->nlp_DID, ELS_CMD_ACC); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3346 | |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 3347 | if (!elsiocb) |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3348 | return 1; |
James Smart | 488d146 | 2006-03-07 15:02:37 -0500 | [diff] [blame] | 3349 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3350 | icmd = &elsiocb->iocb; |
| 3351 | oldcmd = &oldiocb->iocb; |
| 3352 | icmd->ulpContext = oldcmd->ulpContext; /* Xri */ |
| 3353 | |
| 3354 | pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 3355 | *((uint32_t *) (pcmd)) = ELS_CMD_ACC; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3356 | pcmd += sizeof(uint16_t); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3357 | *((uint16_t *)(pcmd)) = be16_to_cpu(cmdsize); |
| 3358 | pcmd += sizeof(uint16_t); |
| 3359 | |
| 3360 | /* Setup the RPL ACC payload */ |
| 3361 | rpl_rsp.listLen = be32_to_cpu(1); |
| 3362 | rpl_rsp.index = 0; |
| 3363 | rpl_rsp.port_num_blk.portNum = 0; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3364 | rpl_rsp.port_num_blk.portID = be32_to_cpu(vport->fc_myDID); |
| 3365 | memcpy(&rpl_rsp.port_num_blk.portName, &vport->fc_portname, |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3366 | sizeof(struct lpfc_name)); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3367 | memcpy(pcmd, &rpl_rsp, cmdsize - sizeof(uint32_t)); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3368 | /* Xmit ELS RPL ACC response tag <ulpIoTag> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3369 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3370 | "0120 Xmit ELS RPL ACC response tag x%x " |
| 3371 | "xri x%x, did x%x, nlp_flag x%x, nlp_state x%x, " |
| 3372 | "rpi x%x\n", |
| 3373 | elsiocb->iotag, elsiocb->iocb.ulpContext, |
| 3374 | ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, |
| 3375 | ndlp->nlp_rpi); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3376 | elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3377 | phba->fc_stat.elsXmitACC++; |
| 3378 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
| 3379 | lpfc_els_free_iocb(phba, elsiocb); |
| 3380 | return 1; |
| 3381 | } |
| 3382 | return 0; |
| 3383 | } |
| 3384 | |
| 3385 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3386 | lpfc_els_rcv_rpl(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3387 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3388 | { |
| 3389 | struct lpfc_dmabuf *pcmd; |
| 3390 | uint32_t *lp; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3391 | uint32_t maxsize; |
| 3392 | uint16_t cmdsize; |
| 3393 | RPL *rpl; |
| 3394 | struct ls_rjt stat; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3395 | |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3396 | if ((ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) && |
| 3397 | (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) { |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3398 | stat.un.b.lsRjtRsvd0 = 0; |
| 3399 | stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; |
| 3400 | stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; |
| 3401 | stat.un.b.vendorUnique = 0; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3402 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, |
| 3403 | NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3404 | } |
| 3405 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3406 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3407 | lp = (uint32_t *) pcmd->virt; |
| 3408 | rpl = (RPL *) (lp + 1); |
| 3409 | |
| 3410 | maxsize = be32_to_cpu(rpl->maxsize); |
| 3411 | |
| 3412 | /* We support only one port */ |
| 3413 | if ((rpl->index == 0) && |
| 3414 | ((maxsize == 0) || |
| 3415 | ((maxsize * sizeof(uint32_t)) >= sizeof(RPL_RSP)))) { |
| 3416 | cmdsize = sizeof(uint32_t) + sizeof(RPL_RSP); |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3417 | } else { |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3418 | cmdsize = sizeof(uint32_t) + maxsize * sizeof(uint32_t); |
| 3419 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3420 | lpfc_els_rsp_rpl_acc(vport, cmdsize, cmdiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3421 | |
| 3422 | return 0; |
| 3423 | } |
| 3424 | |
| 3425 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3426 | lpfc_els_rcv_farp(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3427 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3428 | { |
| 3429 | struct lpfc_dmabuf *pcmd; |
| 3430 | uint32_t *lp; |
| 3431 | IOCB_t *icmd; |
| 3432 | FARP *fp; |
| 3433 | uint32_t cmd, cnt, did; |
| 3434 | |
| 3435 | icmd = &cmdiocb->iocb; |
| 3436 | did = icmd->un.elsreq64.remoteID; |
| 3437 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3438 | lp = (uint32_t *) pcmd->virt; |
| 3439 | |
| 3440 | cmd = *lp++; |
| 3441 | fp = (FARP *) lp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3442 | /* FARP-REQ received from DID <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3443 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3444 | "0601 FARP-REQ received from DID x%x\n", did); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3445 | /* We will only support match on WWPN or WWNN */ |
| 3446 | if (fp->Mflags & ~(FARP_MATCH_NODE | FARP_MATCH_PORT)) { |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3447 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3448 | } |
| 3449 | |
| 3450 | cnt = 0; |
| 3451 | /* If this FARP command is searching for my portname */ |
| 3452 | if (fp->Mflags & FARP_MATCH_PORT) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3453 | if (memcmp(&fp->RportName, &vport->fc_portname, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3454 | sizeof(struct lpfc_name)) == 0) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3455 | cnt = 1; |
| 3456 | } |
| 3457 | |
| 3458 | /* If this FARP command is searching for my nodename */ |
| 3459 | if (fp->Mflags & FARP_MATCH_NODE) { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3460 | if (memcmp(&fp->RnodeName, &vport->fc_nodename, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3461 | sizeof(struct lpfc_name)) == 0) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3462 | cnt = 1; |
| 3463 | } |
| 3464 | |
| 3465 | if (cnt) { |
| 3466 | if ((ndlp->nlp_state == NLP_STE_UNMAPPED_NODE) || |
| 3467 | (ndlp->nlp_state == NLP_STE_MAPPED_NODE)) { |
| 3468 | /* Log back into the node before sending the FARP. */ |
| 3469 | if (fp->Rflags & FARP_REQUEST_PLOGI) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3470 | ndlp->nlp_prev_state = ndlp->nlp_state; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3471 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3472 | NLP_STE_PLOGI_ISSUE); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3473 | lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3474 | } |
| 3475 | |
| 3476 | /* Send a FARP response to that node */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3477 | if (fp->Rflags & FARP_REQUEST_FARPR) |
| 3478 | lpfc_issue_els_farpr(vport, did, 0); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3479 | } |
| 3480 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3481 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3482 | } |
| 3483 | |
| 3484 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3485 | lpfc_els_rcv_farpr(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3486 | struct lpfc_nodelist *ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3487 | { |
| 3488 | struct lpfc_dmabuf *pcmd; |
| 3489 | uint32_t *lp; |
| 3490 | IOCB_t *icmd; |
| 3491 | uint32_t cmd, did; |
| 3492 | |
| 3493 | icmd = &cmdiocb->iocb; |
| 3494 | did = icmd->un.elsreq64.remoteID; |
| 3495 | pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; |
| 3496 | lp = (uint32_t *) pcmd->virt; |
| 3497 | |
| 3498 | cmd = *lp++; |
| 3499 | /* FARP-RSP received from DID <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3500 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3501 | "0600 FARP-RSP received from DID x%x\n", did); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3502 | /* ACCEPT the Farp resp request */ |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 3503 | lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3504 | |
| 3505 | return 0; |
| 3506 | } |
| 3507 | |
| 3508 | static int |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3509 | lpfc_els_rcv_fan(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, |
| 3510 | struct lpfc_nodelist *fan_ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3511 | { |
| 3512 | struct lpfc_dmabuf *pcmd; |
| 3513 | uint32_t *lp; |
| 3514 | IOCB_t *icmd; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3515 | uint32_t cmd, did; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3516 | FAN *fp; |
| 3517 | struct lpfc_nodelist *ndlp, *next_ndlp; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3518 | struct lpfc_hba *phba = vport->phba; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3519 | |
| 3520 | /* FAN received */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3521 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3522 | "0265 FAN received\n"); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3523 | icmd = &cmdiocb->iocb; |
| 3524 | did = icmd->un.elsreq64.remoteID; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3525 | pcmd = (struct lpfc_dmabuf *)cmdiocb->context2; |
| 3526 | lp = (uint32_t *)pcmd->virt; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3527 | |
| 3528 | cmd = *lp++; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3529 | fp = (FAN *) lp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3530 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3531 | /* FAN received; Fan does not have a reply sequence */ |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3532 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3533 | if (phba->pport->port_state == LPFC_LOCAL_CFG_LINK) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3534 | if ((memcmp(&phba->fc_fabparam.nodeName, &fp->FnodeName, |
| 3535 | sizeof(struct lpfc_name)) != 0) || |
| 3536 | (memcmp(&phba->fc_fabparam.portName, &fp->FportName, |
| 3537 | sizeof(struct lpfc_name)) != 0)) { |
| 3538 | /* |
| 3539 | * This node has switched fabrics. FLOGI is required |
| 3540 | * Clean up the old rpi's |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3541 | */ |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3542 | |
| 3543 | list_for_each_entry_safe(ndlp, next_ndlp, |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3544 | &vport->fc_nodes, nlp_listp) { |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 3545 | if (ndlp->nlp_state != NLP_STE_NPR_NODE) |
| 3546 | continue; |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3547 | if (ndlp->nlp_type & NLP_FABRIC) { |
| 3548 | /* |
| 3549 | * Clean up old Fabric, Nameserver and |
| 3550 | * other NLP_FABRIC logins |
| 3551 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3552 | lpfc_drop_node(vport, ndlp); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 3553 | |
Jamie Wellnitz | 2fe165b | 2006-02-28 19:25:31 -0500 | [diff] [blame] | 3554 | } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) { |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3555 | /* Fail outstanding I/O now since this |
| 3556 | * device is marked for PLOGI |
| 3557 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3558 | lpfc_unreg_rpi(vport, ndlp); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3559 | } |
| 3560 | } |
| 3561 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3562 | lpfc_initial_flogi(vport); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3563 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3564 | } |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3565 | /* Discovery not needed, |
| 3566 | * move the nodes to their original state. |
| 3567 | */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3568 | list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, |
James Smart | 685f0bf | 2007-04-25 09:53:08 -0400 | [diff] [blame] | 3569 | nlp_listp) { |
| 3570 | if (ndlp->nlp_state != NLP_STE_NPR_NODE) |
| 3571 | continue; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3572 | |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3573 | switch (ndlp->nlp_prev_state) { |
| 3574 | case NLP_STE_UNMAPPED_NODE: |
| 3575 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3576 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3577 | NLP_STE_UNMAPPED_NODE); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3578 | break; |
| 3579 | |
| 3580 | case NLP_STE_MAPPED_NODE: |
| 3581 | ndlp->nlp_prev_state = NLP_STE_NPR_NODE; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3582 | lpfc_nlp_set_state(vport, ndlp, |
James Smart | de0c5b3 | 2007-04-25 09:52:27 -0400 | [diff] [blame] | 3583 | NLP_STE_MAPPED_NODE); |
Jamie Wellnitz | 5024ab1 | 2006-02-28 19:25:28 -0500 | [diff] [blame] | 3584 | break; |
| 3585 | |
| 3586 | default: |
| 3587 | break; |
| 3588 | } |
| 3589 | } |
| 3590 | |
| 3591 | /* Start discovery - this should just do CLEAR_LA */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3592 | lpfc_disc_start(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3593 | } |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3594 | return 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3595 | } |
| 3596 | |
| 3597 | void |
| 3598 | lpfc_els_timeout(unsigned long ptr) |
| 3599 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3600 | struct lpfc_vport *vport = (struct lpfc_vport *) ptr; |
| 3601 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3602 | unsigned long iflag; |
| 3603 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3604 | spin_lock_irqsave(&vport->work_port_lock, iflag); |
| 3605 | if ((vport->work_port_events & WORKER_ELS_TMO) == 0) { |
| 3606 | vport->work_port_events |= WORKER_ELS_TMO; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3607 | spin_unlock_irqrestore(&vport->work_port_lock, iflag); |
| 3608 | |
| 3609 | spin_lock_irqsave(&phba->hbalock, iflag); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3610 | if (phba->work_wait) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3611 | lpfc_worker_wake_up(phba); |
| 3612 | spin_unlock_irqrestore(&phba->hbalock, iflag); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3613 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3614 | else |
| 3615 | spin_unlock_irqrestore(&vport->work_port_lock, iflag); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3616 | return; |
| 3617 | } |
| 3618 | |
| 3619 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3620 | lpfc_els_timeout_handler(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3621 | { |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3622 | struct lpfc_hba *phba = vport->phba; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3623 | struct lpfc_sli_ring *pring; |
| 3624 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 3625 | IOCB_t *cmd = NULL; |
| 3626 | struct lpfc_dmabuf *pcmd; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3627 | uint32_t els_command = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3628 | uint32_t timeout; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3629 | uint32_t remote_ID = 0xffffffff; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3630 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3631 | /* If the timer is already canceled do nothing */ |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3632 | if ((vport->work_port_events & WORKER_ELS_TMO) == 0) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3633 | return; |
| 3634 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3635 | spin_lock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3636 | timeout = (uint32_t)(phba->fc_ratov << 1); |
| 3637 | |
| 3638 | pring = &phba->sli.ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3639 | |
| 3640 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) { |
| 3641 | cmd = &piocb->iocb; |
| 3642 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3643 | if ((piocb->iocb_flag & LPFC_IO_LIBDFC) != 0 || |
| 3644 | piocb->iocb.ulpCommand == CMD_ABORT_XRI_CN || |
| 3645 | piocb->iocb.ulpCommand == CMD_CLOSE_XRI_CN) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3646 | continue; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3647 | |
| 3648 | if (piocb->vport != vport) |
| 3649 | continue; |
| 3650 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3651 | pcmd = (struct lpfc_dmabuf *) piocb->context2; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3652 | if (pcmd) |
| 3653 | els_command = *(uint32_t *) (pcmd->virt); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3654 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3655 | if (els_command == ELS_CMD_FARP || |
| 3656 | els_command == ELS_CMD_FARPR || |
| 3657 | els_command == ELS_CMD_FDISC) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3658 | continue; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3659 | |
| 3660 | if (vport != piocb->vport) |
| 3661 | continue; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3662 | |
| 3663 | if (piocb->drvrTimeout > 0) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3664 | if (piocb->drvrTimeout >= timeout) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3665 | piocb->drvrTimeout -= timeout; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3666 | else |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3667 | piocb->drvrTimeout = 0; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3668 | continue; |
| 3669 | } |
| 3670 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3671 | remote_ID = 0xffffffff; |
| 3672 | if (cmd->ulpCommand != CMD_GEN_REQUEST64_CR) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3673 | remote_ID = cmd->un.elsreq64.remoteID; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3674 | else { |
| 3675 | struct lpfc_nodelist *ndlp; |
| 3676 | ndlp = __lpfc_findnode_rpi(vport, cmd->ulpContext); |
| 3677 | if (ndlp) |
| 3678 | remote_ID = ndlp->nlp_DID; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3679 | } |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3680 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 3681 | "0127 ELS timeout Data: x%x x%x x%x " |
| 3682 | "x%x\n", els_command, |
| 3683 | remote_ID, cmd->ulpCommand, cmd->ulpIoTag); |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 3684 | lpfc_sli_issue_abort_iotag(phba, pring, piocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3685 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3686 | spin_unlock_irq(&phba->hbalock); |
James Smart | 5a0e326 | 2006-07-06 15:49:16 -0400 | [diff] [blame] | 3687 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3688 | if (phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt) |
| 3689 | mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3690 | } |
| 3691 | |
| 3692 | void |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3693 | lpfc_els_flush_cmd(struct lpfc_vport *vport) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3694 | { |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3695 | LIST_HEAD(completions); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3696 | struct lpfc_hba *phba = vport->phba; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3697 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3698 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 3699 | IOCB_t *cmd = NULL; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3700 | |
| 3701 | lpfc_fabric_abort_vport(vport); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3702 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3703 | spin_lock_irq(&phba->hbalock); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3704 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txq, list) { |
| 3705 | cmd = &piocb->iocb; |
| 3706 | |
| 3707 | if (piocb->iocb_flag & LPFC_IO_LIBDFC) { |
| 3708 | continue; |
| 3709 | } |
| 3710 | |
| 3711 | /* Do not flush out the QUE_RING and ABORT/CLOSE iocbs */ |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3712 | if (cmd->ulpCommand == CMD_QUE_RING_BUF_CN || |
| 3713 | cmd->ulpCommand == CMD_QUE_RING_BUF64_CN || |
| 3714 | cmd->ulpCommand == CMD_CLOSE_XRI_CN || |
| 3715 | cmd->ulpCommand == CMD_ABORT_XRI_CN) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3716 | continue; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3717 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3718 | if (piocb->vport != vport) |
| 3719 | continue; |
| 3720 | |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3721 | list_move_tail(&piocb->list, &completions); |
James Smart | 1dcb58e | 2007-04-25 09:51:30 -0400 | [diff] [blame] | 3722 | pring->txq_cnt--; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3723 | } |
| 3724 | |
| 3725 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3726 | if (piocb->iocb_flag & LPFC_IO_LIBDFC) { |
| 3727 | continue; |
| 3728 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3729 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3730 | if (piocb->vport != vport) |
| 3731 | continue; |
| 3732 | |
James Smart | 0795107 | 2007-04-25 09:51:38 -0400 | [diff] [blame] | 3733 | lpfc_sli_issue_abort_iotag(phba, pring, piocb); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3734 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3735 | spin_unlock_irq(&phba->hbalock); |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3736 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3737 | while (!list_empty(&completions)) { |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3738 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 3739 | cmd = &piocb->iocb; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3740 | list_del_init(&piocb->list); |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3741 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3742 | if (!piocb->iocb_cmpl) |
| 3743 | lpfc_sli_release_iocbq(phba, piocb); |
| 3744 | else { |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3745 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 3746 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 3747 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3748 | } |
James Smart | 2534ba7 | 2007-04-25 09:52:20 -0400 | [diff] [blame] | 3749 | } |
| 3750 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3751 | return; |
| 3752 | } |
| 3753 | |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 3754 | void |
| 3755 | lpfc_els_flush_all_cmd(struct lpfc_hba *phba) |
| 3756 | { |
| 3757 | LIST_HEAD(completions); |
| 3758 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 3759 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 3760 | IOCB_t *cmd = NULL; |
| 3761 | |
| 3762 | lpfc_fabric_abort_hba(phba); |
| 3763 | spin_lock_irq(&phba->hbalock); |
| 3764 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txq, list) { |
| 3765 | cmd = &piocb->iocb; |
| 3766 | if (piocb->iocb_flag & LPFC_IO_LIBDFC) |
| 3767 | continue; |
| 3768 | /* Do not flush out the QUE_RING and ABORT/CLOSE iocbs */ |
| 3769 | if (cmd->ulpCommand == CMD_QUE_RING_BUF_CN || |
| 3770 | cmd->ulpCommand == CMD_QUE_RING_BUF64_CN || |
| 3771 | cmd->ulpCommand == CMD_CLOSE_XRI_CN || |
| 3772 | cmd->ulpCommand == CMD_ABORT_XRI_CN) |
| 3773 | continue; |
| 3774 | list_move_tail(&piocb->list, &completions); |
| 3775 | pring->txq_cnt--; |
| 3776 | } |
| 3777 | list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) { |
| 3778 | if (piocb->iocb_flag & LPFC_IO_LIBDFC) |
| 3779 | continue; |
| 3780 | lpfc_sli_issue_abort_iotag(phba, pring, piocb); |
| 3781 | } |
| 3782 | spin_unlock_irq(&phba->hbalock); |
| 3783 | while (!list_empty(&completions)) { |
| 3784 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 3785 | cmd = &piocb->iocb; |
| 3786 | list_del_init(&piocb->list); |
| 3787 | if (!piocb->iocb_cmpl) |
| 3788 | lpfc_sli_release_iocbq(phba, piocb); |
| 3789 | else { |
| 3790 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 3791 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 3792 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 3793 | } |
| 3794 | } |
| 3795 | return; |
| 3796 | } |
| 3797 | |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3798 | static void |
| 3799 | lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3800 | struct lpfc_vport *vport, struct lpfc_iocbq *elsiocb) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3801 | { |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 3802 | struct Scsi_Host *shost; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3803 | struct lpfc_nodelist *ndlp; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3804 | struct ls_rjt stat; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3805 | uint32_t *payload; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3806 | uint32_t cmd, did, newnode, rjt_err = 0; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3807 | IOCB_t *icmd = &elsiocb->iocb; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3808 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3809 | if (vport == NULL || elsiocb->context2 == NULL) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3810 | goto dropit; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3811 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3812 | newnode = 0; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3813 | payload = ((struct lpfc_dmabuf *)elsiocb->context2)->virt; |
| 3814 | cmd = *payload; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3815 | if ((phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) == 0) |
| 3816 | lpfc_post_buffer(phba, pring, 1, 1); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3817 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3818 | did = icmd->un.rcvels.remoteID; |
| 3819 | if (icmd->ulpStatus) { |
| 3820 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3821 | "RCV Unsol ELS: status:x%x/x%x did:x%x", |
| 3822 | icmd->ulpStatus, icmd->un.ulpWord[4], did); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3823 | goto dropit; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3824 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3825 | |
| 3826 | /* Check to see if link went down during discovery */ |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3827 | if (lpfc_els_chk_latt(vport)) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3828 | goto dropit; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3829 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 3830 | /* Ignore traffic recevied during vport shutdown. */ |
| 3831 | if (vport->load_flag & FC_UNLOADING) |
| 3832 | goto dropit; |
| 3833 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3834 | ndlp = lpfc_findnode_did(vport, did); |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3835 | if (!ndlp) { |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3836 | /* Cannot find existing Fabric ndlp, so allocate a new one */ |
Jamie Wellnitz | c9f8735 | 2006-02-28 19:25:23 -0500 | [diff] [blame] | 3837 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 3838 | if (!ndlp) |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3839 | goto dropit; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3840 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3841 | lpfc_nlp_init(vport, ndlp, did); |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 3842 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3843 | newnode = 1; |
| 3844 | if ((did & Fabric_DID_MASK) == Fabric_DID_MASK) { |
| 3845 | ndlp->nlp_type |= NLP_FABRIC; |
| 3846 | } |
| 3847 | } |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 3848 | else { |
| 3849 | if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) { |
| 3850 | /* This is simular to the new node path */ |
| 3851 | lpfc_nlp_get(ndlp); |
| 3852 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); |
| 3853 | newnode = 1; |
| 3854 | } |
| 3855 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3856 | |
| 3857 | phba->fc_stat.elsRcvFrame++; |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 3858 | if (elsiocb->context1) |
| 3859 | lpfc_nlp_put(elsiocb->context1); |
| 3860 | elsiocb->context1 = lpfc_nlp_get(ndlp); |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3861 | elsiocb->vport = vport; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3862 | |
| 3863 | if ((cmd & ELS_CMD_MASK) == ELS_CMD_RSCN) { |
| 3864 | cmd &= ELS_CMD_MASK; |
| 3865 | } |
| 3866 | /* ELS command <elsCmd> received from NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 3867 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 3868 | "0112 ELS command x%x received from NPORT x%x " |
| 3869 | "Data: x%x\n", cmd, did, vport->port_state); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3870 | switch (cmd) { |
| 3871 | case ELS_CMD_PLOGI: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3872 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3873 | "RCV PLOGI: did:x%x/ste:x%x flg:x%x", |
| 3874 | did, vport->port_state, ndlp->nlp_flag); |
| 3875 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3876 | phba->fc_stat.elsRcvPLOGI++; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3877 | ndlp = lpfc_plogi_confirm_nport(phba, payload, ndlp); |
| 3878 | |
| 3879 | if (vport->port_state < LPFC_DISC_AUTH) { |
| 3880 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3881 | break; |
| 3882 | } |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 3883 | |
| 3884 | shost = lpfc_shost_from_vport(vport); |
| 3885 | spin_lock_irq(shost->host_lock); |
| 3886 | ndlp->nlp_flag &= ~NLP_TARGET_REMOVE; |
| 3887 | spin_unlock_irq(shost->host_lock); |
| 3888 | |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3889 | lpfc_disc_state_machine(vport, ndlp, elsiocb, |
| 3890 | NLP_EVT_RCV_PLOGI); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3891 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3892 | break; |
| 3893 | case ELS_CMD_FLOGI: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3894 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3895 | "RCV FLOGI: did:x%x/ste:x%x flg:x%x", |
| 3896 | did, vport->port_state, ndlp->nlp_flag); |
| 3897 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3898 | phba->fc_stat.elsRcvFLOGI++; |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 3899 | lpfc_els_rcv_flogi(vport, elsiocb, ndlp); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 3900 | if (newnode) |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 3901 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3902 | break; |
| 3903 | case ELS_CMD_LOGO: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3904 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3905 | "RCV LOGO: did:x%x/ste:x%x flg:x%x", |
| 3906 | did, vport->port_state, ndlp->nlp_flag); |
| 3907 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3908 | phba->fc_stat.elsRcvLOGO++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3909 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3910 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3911 | break; |
| 3912 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3913 | lpfc_disc_state_machine(vport, ndlp, elsiocb, NLP_EVT_RCV_LOGO); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3914 | break; |
| 3915 | case ELS_CMD_PRLO: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3916 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3917 | "RCV PRLO: did:x%x/ste:x%x flg:x%x", |
| 3918 | did, vport->port_state, ndlp->nlp_flag); |
| 3919 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3920 | phba->fc_stat.elsRcvPRLO++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3921 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3922 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3923 | break; |
| 3924 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3925 | lpfc_disc_state_machine(vport, ndlp, elsiocb, NLP_EVT_RCV_PRLO); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3926 | break; |
| 3927 | case ELS_CMD_RSCN: |
| 3928 | phba->fc_stat.elsRcvRSCN++; |
James Smart | 51ef4c2 | 2007-08-02 11:10:31 -0400 | [diff] [blame] | 3929 | lpfc_els_rcv_rscn(vport, elsiocb, ndlp); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 3930 | if (newnode) |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 3931 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3932 | break; |
| 3933 | case ELS_CMD_ADISC: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3934 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3935 | "RCV ADISC: did:x%x/ste:x%x flg:x%x", |
| 3936 | did, vport->port_state, ndlp->nlp_flag); |
| 3937 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3938 | phba->fc_stat.elsRcvADISC++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3939 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3940 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3941 | break; |
| 3942 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3943 | lpfc_disc_state_machine(vport, ndlp, elsiocb, |
| 3944 | NLP_EVT_RCV_ADISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3945 | break; |
| 3946 | case ELS_CMD_PDISC: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3947 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3948 | "RCV PDISC: did:x%x/ste:x%x flg:x%x", |
| 3949 | did, vport->port_state, ndlp->nlp_flag); |
| 3950 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3951 | phba->fc_stat.elsRcvPDISC++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3952 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3953 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3954 | break; |
| 3955 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3956 | lpfc_disc_state_machine(vport, ndlp, elsiocb, |
| 3957 | NLP_EVT_RCV_PDISC); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3958 | break; |
| 3959 | case ELS_CMD_FARPR: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3960 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3961 | "RCV FARPR: did:x%x/ste:x%x flg:x%x", |
| 3962 | did, vport->port_state, ndlp->nlp_flag); |
| 3963 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3964 | phba->fc_stat.elsRcvFARPR++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3965 | lpfc_els_rcv_farpr(vport, elsiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3966 | break; |
| 3967 | case ELS_CMD_FARP: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3968 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3969 | "RCV FARP: did:x%x/ste:x%x flg:x%x", |
| 3970 | did, vport->port_state, ndlp->nlp_flag); |
| 3971 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3972 | phba->fc_stat.elsRcvFARP++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3973 | lpfc_els_rcv_farp(vport, elsiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3974 | break; |
| 3975 | case ELS_CMD_FAN: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3976 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3977 | "RCV FAN: did:x%x/ste:x%x flg:x%x", |
| 3978 | did, vport->port_state, ndlp->nlp_flag); |
| 3979 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3980 | phba->fc_stat.elsRcvFAN++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3981 | lpfc_els_rcv_fan(vport, elsiocb, ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3982 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3983 | case ELS_CMD_PRLI: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3984 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3985 | "RCV PRLI: did:x%x/ste:x%x flg:x%x", |
| 3986 | did, vport->port_state, ndlp->nlp_flag); |
| 3987 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3988 | phba->fc_stat.elsRcvPRLI++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3989 | if (vport->port_state < LPFC_DISC_AUTH) { |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3990 | rjt_err = LSRJT_UNABLE_TPC; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3991 | break; |
| 3992 | } |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 3993 | lpfc_disc_state_machine(vport, ndlp, elsiocb, NLP_EVT_RCV_PRLI); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 3994 | break; |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 3995 | case ELS_CMD_LIRR: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 3996 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 3997 | "RCV LIRR: did:x%x/ste:x%x flg:x%x", |
| 3998 | did, vport->port_state, ndlp->nlp_flag); |
| 3999 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 4000 | phba->fc_stat.elsRcvLIRR++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 4001 | lpfc_els_rcv_lirr(vport, elsiocb, ndlp); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 4002 | if (newnode) |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 4003 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 4004 | break; |
| 4005 | case ELS_CMD_RPS: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4006 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 4007 | "RCV RPS: did:x%x/ste:x%x flg:x%x", |
| 4008 | did, vport->port_state, ndlp->nlp_flag); |
| 4009 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 4010 | phba->fc_stat.elsRcvRPS++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 4011 | lpfc_els_rcv_rps(vport, elsiocb, ndlp); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 4012 | if (newnode) |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 4013 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 4014 | break; |
| 4015 | case ELS_CMD_RPL: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4016 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 4017 | "RCV RPL: did:x%x/ste:x%x flg:x%x", |
| 4018 | did, vport->port_state, ndlp->nlp_flag); |
| 4019 | |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 4020 | phba->fc_stat.elsRcvRPL++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 4021 | lpfc_els_rcv_rpl(vport, elsiocb, ndlp); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 4022 | if (newnode) |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 4023 | lpfc_nlp_put(ndlp); |
Jamie Wellnitz | 7bb3b13 | 2006-02-28 19:25:15 -0500 | [diff] [blame] | 4024 | break; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4025 | case ELS_CMD_RNID: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4026 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 4027 | "RCV RNID: did:x%x/ste:x%x flg:x%x", |
| 4028 | did, vport->port_state, ndlp->nlp_flag); |
| 4029 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4030 | phba->fc_stat.elsRcvRNID++; |
James Smart | 2e0fef8 | 2007-06-17 19:56:36 -0500 | [diff] [blame] | 4031 | lpfc_els_rcv_rnid(vport, elsiocb, ndlp); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 4032 | if (newnode) |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 4033 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4034 | break; |
| 4035 | default: |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4036 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL, |
| 4037 | "RCV ELS cmd: cmd:x%x did:x%x/ste:x%x", |
| 4038 | cmd, did, vport->port_state); |
| 4039 | |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4040 | /* Unsupported ELS command, reject */ |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4041 | rjt_err = LSRJT_INVALID_CMD; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4042 | |
| 4043 | /* Unknown ELS command <elsCmd> received from NPORT <did> */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4044 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4045 | "0115 Unknown ELS command x%x " |
| 4046 | "received from NPORT x%x\n", cmd, did); |
James Smart | 87af33f | 2007-10-27 13:37:43 -0400 | [diff] [blame] | 4047 | if (newnode) |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 4048 | lpfc_nlp_put(ndlp); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4049 | break; |
| 4050 | } |
| 4051 | |
| 4052 | /* check if need to LS_RJT received ELS cmd */ |
| 4053 | if (rjt_err) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4054 | memset(&stat, 0, sizeof(stat)); |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4055 | stat.un.b.lsRjtRsnCode = rjt_err; |
James.Smart@Emulex.Com | 1f679ca | 2005-06-25 10:34:27 -0400 | [diff] [blame] | 4056 | stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4057 | lpfc_els_rsp_reject(vport, stat.un.lsRjtError, elsiocb, ndlp, |
| 4058 | NULL); |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4059 | } |
| 4060 | |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4061 | return; |
| 4062 | |
| 4063 | dropit: |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 4064 | if (vport && !(vport->load_flag & FC_UNLOADING)) |
| 4065 | lpfc_printf_log(phba, KERN_ERR, LOG_ELS, |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4066 | "(%d):0111 Dropping received ELS cmd " |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4067 | "Data: x%x x%x x%x\n", |
James Smart | 98c9ea5 | 2007-10-27 13:37:33 -0400 | [diff] [blame] | 4068 | vport->vpi, icmd->ulpStatus, |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4069 | icmd->un.ulpWord[4], icmd->ulpTimeout); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4070 | phba->fc_stat.elsRcvDrop++; |
| 4071 | } |
| 4072 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4073 | static struct lpfc_vport * |
| 4074 | lpfc_find_vport_by_vpid(struct lpfc_hba *phba, uint16_t vpi) |
| 4075 | { |
| 4076 | struct lpfc_vport *vport; |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 4077 | unsigned long flags; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4078 | |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 4079 | spin_lock_irqsave(&phba->hbalock, flags); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4080 | list_for_each_entry(vport, &phba->port_list, listentry) { |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 4081 | if (vport->vpi == vpi) { |
| 4082 | spin_unlock_irqrestore(&phba->hbalock, flags); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4083 | return vport; |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 4084 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4085 | } |
James Smart | 549e55c | 2007-08-02 11:09:51 -0400 | [diff] [blame] | 4086 | spin_unlock_irqrestore(&phba->hbalock, flags); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4087 | return NULL; |
| 4088 | } |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4089 | |
| 4090 | void |
| 4091 | lpfc_els_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, |
| 4092 | struct lpfc_iocbq *elsiocb) |
| 4093 | { |
| 4094 | struct lpfc_vport *vport = phba->pport; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4095 | IOCB_t *icmd = &elsiocb->iocb; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4096 | dma_addr_t paddr; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4097 | struct lpfc_dmabuf *bdeBuf1 = elsiocb->context2; |
| 4098 | struct lpfc_dmabuf *bdeBuf2 = elsiocb->context3; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4099 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4100 | elsiocb->context2 = NULL; |
| 4101 | elsiocb->context3 = NULL; |
| 4102 | |
| 4103 | if (icmd->ulpStatus == IOSTAT_NEED_BUFFER) { |
| 4104 | lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); |
| 4105 | } else if (icmd->ulpStatus == IOSTAT_LOCAL_REJECT && |
| 4106 | (icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING) { |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4107 | phba->fc_stat.NoRcvBuf++; |
| 4108 | /* Not enough posted buffers; Try posting more buffers */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4109 | if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4110 | lpfc_post_buffer(phba, pring, 0, 1); |
| 4111 | return; |
| 4112 | } |
| 4113 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4114 | if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) && |
| 4115 | (icmd->ulpCommand == CMD_IOCB_RCV_ELS64_CX || |
| 4116 | icmd->ulpCommand == CMD_IOCB_RCV_SEQ64_CX)) { |
| 4117 | if (icmd->unsli3.rcvsli3.vpi == 0xffff) |
| 4118 | vport = phba->pport; |
| 4119 | else { |
| 4120 | uint16_t vpi = icmd->unsli3.rcvsli3.vpi; |
| 4121 | vport = lpfc_find_vport_by_vpid(phba, vpi); |
| 4122 | } |
| 4123 | } |
| 4124 | /* If there are no BDEs associated |
| 4125 | * with this IOCB, there is nothing to do. |
| 4126 | */ |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4127 | if (icmd->ulpBdeCount == 0) |
| 4128 | return; |
| 4129 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4130 | /* type of ELS cmd is first 32bit word |
| 4131 | * in packet |
| 4132 | */ |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4133 | if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4134 | elsiocb->context2 = bdeBuf1; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4135 | } else { |
| 4136 | paddr = getPaddr(icmd->un.cont64[0].addrHigh, |
| 4137 | icmd->un.cont64[0].addrLow); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4138 | elsiocb->context2 = lpfc_sli_ringpostbuf_get(phba, pring, |
| 4139 | paddr); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4140 | } |
| 4141 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4142 | lpfc_els_unsol_buffer(phba, pring, vport, elsiocb); |
| 4143 | /* |
| 4144 | * The different unsolicited event handlers would tell us |
| 4145 | * if they are done with "mp" by setting context2 to NULL. |
| 4146 | */ |
James Smart | 329f9bc | 2007-04-25 09:53:01 -0400 | [diff] [blame] | 4147 | lpfc_nlp_put(elsiocb->context1); |
| 4148 | elsiocb->context1 = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4149 | if (elsiocb->context2) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4150 | lpfc_in_buf_free(phba, (struct lpfc_dmabuf *)elsiocb->context2); |
| 4151 | elsiocb->context2 = NULL; |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4152 | } |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4153 | |
| 4154 | /* RCV_ELS64_CX provide for 2 BDEs - process 2nd if included */ |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4155 | if ((phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) && |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4156 | icmd->ulpBdeCount == 2) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4157 | elsiocb->context2 = bdeBuf2; |
| 4158 | lpfc_els_unsol_buffer(phba, pring, vport, elsiocb); |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4159 | /* free mp if we are done with it */ |
| 4160 | if (elsiocb->context2) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4161 | lpfc_in_buf_free(phba, elsiocb->context2); |
| 4162 | elsiocb->context2 = NULL; |
James Smart | ed95768 | 2007-06-17 19:56:37 -0500 | [diff] [blame] | 4163 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4164 | } |
| dea3101 | 2005-04-17 16:05:31 -0500 | [diff] [blame] | 4165 | } |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4166 | |
| 4167 | void |
| 4168 | lpfc_do_scr_ns_plogi(struct lpfc_hba *phba, struct lpfc_vport *vport) |
| 4169 | { |
| 4170 | struct lpfc_nodelist *ndlp, *ndlp_fdmi; |
| 4171 | |
| 4172 | ndlp = lpfc_findnode_did(vport, NameServer_DID); |
| 4173 | if (!ndlp) { |
| 4174 | ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL); |
| 4175 | if (!ndlp) { |
| 4176 | if (phba->fc_topology == TOPOLOGY_LOOP) { |
| 4177 | lpfc_disc_start(vport); |
| 4178 | return; |
| 4179 | } |
| 4180 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4181 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4182 | "0251 NameServer login: no memory\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4183 | return; |
| 4184 | } |
| 4185 | lpfc_nlp_init(vport, ndlp, NameServer_DID); |
| 4186 | ndlp->nlp_type |= NLP_FABRIC; |
| 4187 | } |
| 4188 | |
| 4189 | lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE); |
| 4190 | |
| 4191 | if (lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0)) { |
| 4192 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4193 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4194 | "0252 Cannot issue NameServer login\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4195 | return; |
| 4196 | } |
| 4197 | |
James Smart | 3de2a65 | 2007-08-02 11:09:59 -0400 | [diff] [blame] | 4198 | if (vport->cfg_fdmi_on) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4199 | ndlp_fdmi = mempool_alloc(phba->nlp_mem_pool, |
| 4200 | GFP_KERNEL); |
| 4201 | if (ndlp_fdmi) { |
| 4202 | lpfc_nlp_init(vport, ndlp_fdmi, FDMI_DID); |
| 4203 | ndlp_fdmi->nlp_type |= NLP_FABRIC; |
| 4204 | ndlp_fdmi->nlp_state = |
| 4205 | NLP_STE_PLOGI_ISSUE; |
| 4206 | lpfc_issue_els_plogi(vport, ndlp_fdmi->nlp_DID, |
| 4207 | 0); |
| 4208 | } |
| 4209 | } |
| 4210 | return; |
| 4211 | } |
| 4212 | |
| 4213 | static void |
| 4214 | lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) |
| 4215 | { |
| 4216 | struct lpfc_vport *vport = pmb->vport; |
| 4217 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 4218 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; |
| 4219 | MAILBOX_t *mb = &pmb->mb; |
| 4220 | |
| 4221 | vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; |
| 4222 | lpfc_nlp_put(ndlp); |
| 4223 | |
| 4224 | if (mb->mbxStatus) { |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4225 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, |
| 4226 | "0915 Register VPI failed: 0x%x\n", |
| 4227 | mb->mbxStatus); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4228 | |
| 4229 | switch (mb->mbxStatus) { |
| 4230 | case 0x11: /* unsupported feature */ |
| 4231 | case 0x9603: /* max_vpi exceeded */ |
| 4232 | /* giving up on vport registration */ |
| 4233 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
| 4234 | spin_lock_irq(shost->host_lock); |
| 4235 | vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); |
| 4236 | spin_unlock_irq(shost->host_lock); |
| 4237 | lpfc_can_disctmo(vport); |
| 4238 | break; |
| 4239 | default: |
| 4240 | /* Try to recover from this error */ |
| 4241 | lpfc_mbx_unreg_vpi(vport); |
| 4242 | vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; |
| 4243 | lpfc_initial_fdisc(vport); |
| 4244 | break; |
| 4245 | } |
| 4246 | |
| 4247 | } else { |
| 4248 | if (vport == phba->pport) |
| 4249 | lpfc_issue_fabric_reglogin(vport); |
| 4250 | else |
| 4251 | lpfc_do_scr_ns_plogi(phba, vport); |
| 4252 | } |
| 4253 | mempool_free(pmb, phba->mbox_mem_pool); |
| 4254 | return; |
| 4255 | } |
| 4256 | |
| 4257 | void |
| 4258 | lpfc_register_new_vport(struct lpfc_hba *phba, struct lpfc_vport *vport, |
| 4259 | struct lpfc_nodelist *ndlp) |
| 4260 | { |
| 4261 | LPFC_MBOXQ_t *mbox; |
| 4262 | |
| 4263 | mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); |
| 4264 | if (mbox) { |
| 4265 | lpfc_reg_vpi(phba, vport->vpi, vport->fc_myDID, mbox); |
| 4266 | mbox->vport = vport; |
| 4267 | mbox->context2 = lpfc_nlp_get(ndlp); |
| 4268 | mbox->mbox_cmpl = lpfc_cmpl_reg_new_vport; |
James Smart | 0b727fe | 2007-10-27 13:37:25 -0400 | [diff] [blame] | 4269 | if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4270 | == MBX_NOT_FINISHED) { |
| 4271 | mempool_free(mbox, phba->mbox_mem_pool); |
| 4272 | vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; |
| 4273 | |
| 4274 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4275 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, |
| 4276 | "0253 Register VPI: Can't send mbox\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4277 | } |
| 4278 | } else { |
| 4279 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
| 4280 | |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4281 | lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX, |
| 4282 | "0254 Register VPI: no memory\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4283 | |
| 4284 | vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI; |
| 4285 | lpfc_nlp_put(ndlp); |
| 4286 | } |
| 4287 | } |
| 4288 | |
| 4289 | static void |
| 4290 | lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 4291 | struct lpfc_iocbq *rspiocb) |
| 4292 | { |
| 4293 | struct lpfc_vport *vport = cmdiocb->vport; |
| 4294 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 4295 | struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1; |
| 4296 | struct lpfc_nodelist *np; |
| 4297 | struct lpfc_nodelist *next_np; |
| 4298 | IOCB_t *irsp = &rspiocb->iocb; |
| 4299 | struct lpfc_iocbq *piocb; |
| 4300 | |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4301 | lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, |
| 4302 | "0123 FDISC completes. x%x/x%x prevDID: x%x\n", |
| 4303 | irsp->ulpStatus, irsp->un.ulpWord[4], |
| 4304 | vport->fc_prevDID); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4305 | /* Since all FDISCs are being single threaded, we |
| 4306 | * must reset the discovery timer for ALL vports |
| 4307 | * waiting to send FDISC when one completes. |
| 4308 | */ |
| 4309 | list_for_each_entry(piocb, &phba->fabric_iocb_list, list) { |
| 4310 | lpfc_set_disctmo(piocb->vport); |
| 4311 | } |
| 4312 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4313 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 4314 | "FDISC cmpl: status:x%x/x%x prevdid:x%x", |
| 4315 | irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_prevDID); |
| 4316 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4317 | if (irsp->ulpStatus) { |
| 4318 | /* Check for retry */ |
| 4319 | if (lpfc_els_retry(phba, cmdiocb, rspiocb)) |
| 4320 | goto out; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4321 | /* FDISC failed */ |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4322 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4323 | "0124 FDISC failed. (%d/%d)\n", |
| 4324 | irsp->ulpStatus, irsp->un.ulpWord[4]); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4325 | if (vport->fc_vport->vport_state == FC_VPORT_INITIALIZING) |
| 4326 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
| 4327 | |
| 4328 | lpfc_nlp_put(ndlp); |
| 4329 | /* giving up on FDISC. Cancel discovery timer */ |
| 4330 | lpfc_can_disctmo(vport); |
| 4331 | } else { |
| 4332 | spin_lock_irq(shost->host_lock); |
| 4333 | vport->fc_flag |= FC_FABRIC; |
| 4334 | if (vport->phba->fc_topology == TOPOLOGY_LOOP) |
| 4335 | vport->fc_flag |= FC_PUBLIC_LOOP; |
| 4336 | spin_unlock_irq(shost->host_lock); |
| 4337 | |
| 4338 | vport->fc_myDID = irsp->un.ulpWord[4] & Mask_DID; |
| 4339 | lpfc_vport_set_state(vport, FC_VPORT_ACTIVE); |
| 4340 | if ((vport->fc_prevDID != vport->fc_myDID) && |
| 4341 | !(vport->fc_flag & FC_VPORT_NEEDS_REG_VPI)) { |
| 4342 | /* If our NportID changed, we need to ensure all |
| 4343 | * remaining NPORTs get unreg_login'ed so we can |
| 4344 | * issue unreg_vpi. |
| 4345 | */ |
| 4346 | list_for_each_entry_safe(np, next_np, |
| 4347 | &vport->fc_nodes, nlp_listp) { |
| 4348 | if (np->nlp_state != NLP_STE_NPR_NODE |
| 4349 | || !(np->nlp_flag & NLP_NPR_ADISC)) |
| 4350 | continue; |
| 4351 | spin_lock_irq(shost->host_lock); |
| 4352 | np->nlp_flag &= ~NLP_NPR_ADISC; |
| 4353 | spin_unlock_irq(shost->host_lock); |
| 4354 | lpfc_unreg_rpi(vport, np); |
| 4355 | } |
| 4356 | lpfc_mbx_unreg_vpi(vport); |
| 4357 | vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; |
| 4358 | } |
| 4359 | |
| 4360 | if (vport->fc_flag & FC_VPORT_NEEDS_REG_VPI) |
| 4361 | lpfc_register_new_vport(phba, vport, ndlp); |
| 4362 | else |
| 4363 | lpfc_do_scr_ns_plogi(phba, vport); |
| 4364 | |
| 4365 | lpfc_nlp_put(ndlp); /* Free Fabric ndlp for vports */ |
| 4366 | } |
| 4367 | |
| 4368 | out: |
| 4369 | lpfc_els_free_iocb(phba, cmdiocb); |
| 4370 | } |
| 4371 | |
| 4372 | int |
| 4373 | lpfc_issue_els_fdisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, |
| 4374 | uint8_t retry) |
| 4375 | { |
| 4376 | struct lpfc_hba *phba = vport->phba; |
| 4377 | IOCB_t *icmd; |
| 4378 | struct lpfc_iocbq *elsiocb; |
| 4379 | struct serv_parm *sp; |
| 4380 | uint8_t *pcmd; |
| 4381 | uint16_t cmdsize; |
| 4382 | int did = ndlp->nlp_DID; |
| 4383 | int rc; |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4384 | |
| 4385 | cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm)); |
| 4386 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, did, |
| 4387 | ELS_CMD_FDISC); |
| 4388 | if (!elsiocb) { |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4389 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4390 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4391 | "0255 Issue FDISC: no IOCB\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4392 | return 1; |
| 4393 | } |
| 4394 | |
| 4395 | icmd = &elsiocb->iocb; |
| 4396 | icmd->un.elsreq64.myID = 0; |
| 4397 | icmd->un.elsreq64.fl = 1; |
| 4398 | |
| 4399 | /* For FDISC, Let FDISC rsp set the NPortID for this VPI */ |
| 4400 | icmd->ulpCt_h = 1; |
| 4401 | icmd->ulpCt_l = 0; |
| 4402 | |
| 4403 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 4404 | *((uint32_t *) (pcmd)) = ELS_CMD_FDISC; |
| 4405 | pcmd += sizeof(uint32_t); /* CSP Word 1 */ |
| 4406 | memcpy(pcmd, &vport->phba->pport->fc_sparam, sizeof(struct serv_parm)); |
| 4407 | sp = (struct serv_parm *) pcmd; |
| 4408 | /* Setup CSPs accordingly for Fabric */ |
| 4409 | sp->cmn.e_d_tov = 0; |
| 4410 | sp->cmn.w2.r_a_tov = 0; |
| 4411 | sp->cls1.classValid = 0; |
| 4412 | sp->cls2.seqDelivery = 1; |
| 4413 | sp->cls3.seqDelivery = 1; |
| 4414 | |
| 4415 | pcmd += sizeof(uint32_t); /* CSP Word 2 */ |
| 4416 | pcmd += sizeof(uint32_t); /* CSP Word 3 */ |
| 4417 | pcmd += sizeof(uint32_t); /* CSP Word 4 */ |
| 4418 | pcmd += sizeof(uint32_t); /* Port Name */ |
| 4419 | memcpy(pcmd, &vport->fc_portname, 8); |
| 4420 | pcmd += sizeof(uint32_t); /* Node Name */ |
| 4421 | pcmd += sizeof(uint32_t); /* Node Name */ |
| 4422 | memcpy(pcmd, &vport->fc_nodename, 8); |
| 4423 | |
| 4424 | lpfc_set_disctmo(vport); |
| 4425 | |
| 4426 | phba->fc_stat.elsXmitFDISC++; |
| 4427 | elsiocb->iocb_cmpl = lpfc_cmpl_els_fdisc; |
| 4428 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4429 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 4430 | "Issue FDISC: did:x%x", |
| 4431 | did, 0, 0); |
| 4432 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4433 | rc = lpfc_issue_fabric_iocb(phba, elsiocb); |
| 4434 | if (rc == IOCB_ERROR) { |
| 4435 | lpfc_els_free_iocb(phba, elsiocb); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4436 | lpfc_vport_set_state(vport, FC_VPORT_FAILED); |
James Smart | e8b6201 | 2007-08-02 11:10:09 -0400 | [diff] [blame] | 4437 | lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, |
| 4438 | "0256 Issue FDISC: Cannot send IOCB\n"); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4439 | return 1; |
| 4440 | } |
| 4441 | lpfc_vport_set_state(vport, FC_VPORT_INITIALIZING); |
| 4442 | vport->port_state = LPFC_FDISC; |
| 4443 | return 0; |
| 4444 | } |
| 4445 | |
| 4446 | static void |
| 4447 | lpfc_cmpl_els_npiv_logo(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 4448 | struct lpfc_iocbq *rspiocb) |
| 4449 | { |
| 4450 | struct lpfc_vport *vport = cmdiocb->vport; |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4451 | IOCB_t *irsp; |
| 4452 | |
| 4453 | irsp = &rspiocb->iocb; |
| 4454 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 4455 | "LOGO npiv cmpl: status:x%x/x%x did:x%x", |
| 4456 | irsp->ulpStatus, irsp->un.ulpWord[4], irsp->un.rcvels.remoteID); |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4457 | |
| 4458 | lpfc_els_free_iocb(phba, cmdiocb); |
| 4459 | vport->unreg_vpi_cmpl = VPORT_ERROR; |
| 4460 | } |
| 4461 | |
| 4462 | int |
| 4463 | lpfc_issue_els_npiv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) |
| 4464 | { |
| 4465 | struct Scsi_Host *shost = lpfc_shost_from_vport(vport); |
| 4466 | struct lpfc_hba *phba = vport->phba; |
| 4467 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 4468 | IOCB_t *icmd; |
| 4469 | struct lpfc_iocbq *elsiocb; |
| 4470 | uint8_t *pcmd; |
| 4471 | uint16_t cmdsize; |
| 4472 | |
| 4473 | cmdsize = 2 * sizeof(uint32_t) + sizeof(struct lpfc_name); |
| 4474 | elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, 0, ndlp, ndlp->nlp_DID, |
| 4475 | ELS_CMD_LOGO); |
| 4476 | if (!elsiocb) |
| 4477 | return 1; |
| 4478 | |
| 4479 | icmd = &elsiocb->iocb; |
| 4480 | pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); |
| 4481 | *((uint32_t *) (pcmd)) = ELS_CMD_LOGO; |
| 4482 | pcmd += sizeof(uint32_t); |
| 4483 | |
| 4484 | /* Fill in LOGO payload */ |
| 4485 | *((uint32_t *) (pcmd)) = be32_to_cpu(vport->fc_myDID); |
| 4486 | pcmd += sizeof(uint32_t); |
| 4487 | memcpy(pcmd, &vport->fc_portname, sizeof(struct lpfc_name)); |
| 4488 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4489 | lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, |
| 4490 | "Issue LOGO npiv did:x%x flg:x%x", |
| 4491 | ndlp->nlp_DID, ndlp->nlp_flag, 0); |
| 4492 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4493 | elsiocb->iocb_cmpl = lpfc_cmpl_els_npiv_logo; |
| 4494 | spin_lock_irq(shost->host_lock); |
| 4495 | ndlp->nlp_flag |= NLP_LOGO_SND; |
| 4496 | spin_unlock_irq(shost->host_lock); |
| 4497 | if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { |
| 4498 | spin_lock_irq(shost->host_lock); |
| 4499 | ndlp->nlp_flag &= ~NLP_LOGO_SND; |
| 4500 | spin_unlock_irq(shost->host_lock); |
| 4501 | lpfc_els_free_iocb(phba, elsiocb); |
| 4502 | return 1; |
| 4503 | } |
| 4504 | return 0; |
| 4505 | } |
| 4506 | |
| 4507 | void |
| 4508 | lpfc_fabric_block_timeout(unsigned long ptr) |
| 4509 | { |
| 4510 | struct lpfc_hba *phba = (struct lpfc_hba *) ptr; |
| 4511 | unsigned long iflags; |
| 4512 | uint32_t tmo_posted; |
| 4513 | spin_lock_irqsave(&phba->pport->work_port_lock, iflags); |
| 4514 | tmo_posted = phba->pport->work_port_events & WORKER_FABRIC_BLOCK_TMO; |
| 4515 | if (!tmo_posted) |
| 4516 | phba->pport->work_port_events |= WORKER_FABRIC_BLOCK_TMO; |
| 4517 | spin_unlock_irqrestore(&phba->pport->work_port_lock, iflags); |
| 4518 | |
| 4519 | if (!tmo_posted) { |
| 4520 | spin_lock_irqsave(&phba->hbalock, iflags); |
| 4521 | if (phba->work_wait) |
| 4522 | lpfc_worker_wake_up(phba); |
| 4523 | spin_unlock_irqrestore(&phba->hbalock, iflags); |
| 4524 | } |
| 4525 | } |
| 4526 | |
| 4527 | static void |
| 4528 | lpfc_resume_fabric_iocbs(struct lpfc_hba *phba) |
| 4529 | { |
| 4530 | struct lpfc_iocbq *iocb; |
| 4531 | unsigned long iflags; |
| 4532 | int ret; |
| 4533 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 4534 | IOCB_t *cmd; |
| 4535 | |
| 4536 | repeat: |
| 4537 | iocb = NULL; |
| 4538 | spin_lock_irqsave(&phba->hbalock, iflags); |
| 4539 | /* Post any pending iocb to the SLI layer */ |
| 4540 | if (atomic_read(&phba->fabric_iocb_count) == 0) { |
| 4541 | list_remove_head(&phba->fabric_iocb_list, iocb, typeof(*iocb), |
| 4542 | list); |
| 4543 | if (iocb) |
| 4544 | atomic_inc(&phba->fabric_iocb_count); |
| 4545 | } |
| 4546 | spin_unlock_irqrestore(&phba->hbalock, iflags); |
| 4547 | if (iocb) { |
| 4548 | iocb->fabric_iocb_cmpl = iocb->iocb_cmpl; |
| 4549 | iocb->iocb_cmpl = lpfc_cmpl_fabric_iocb; |
| 4550 | iocb->iocb_flag |= LPFC_IO_FABRIC; |
| 4551 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4552 | lpfc_debugfs_disc_trc(iocb->vport, LPFC_DISC_TRC_ELS_CMD, |
| 4553 | "Fabric sched1: ste:x%x", |
| 4554 | iocb->vport->port_state, 0, 0); |
| 4555 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4556 | ret = lpfc_sli_issue_iocb(phba, pring, iocb, 0); |
| 4557 | |
| 4558 | if (ret == IOCB_ERROR) { |
| 4559 | iocb->iocb_cmpl = iocb->fabric_iocb_cmpl; |
| 4560 | iocb->fabric_iocb_cmpl = NULL; |
| 4561 | iocb->iocb_flag &= ~LPFC_IO_FABRIC; |
| 4562 | cmd = &iocb->iocb; |
| 4563 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4564 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4565 | iocb->iocb_cmpl(phba, iocb, iocb); |
| 4566 | |
| 4567 | atomic_dec(&phba->fabric_iocb_count); |
| 4568 | goto repeat; |
| 4569 | } |
| 4570 | } |
| 4571 | |
| 4572 | return; |
| 4573 | } |
| 4574 | |
| 4575 | void |
| 4576 | lpfc_unblock_fabric_iocbs(struct lpfc_hba *phba) |
| 4577 | { |
| 4578 | clear_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags); |
| 4579 | |
| 4580 | lpfc_resume_fabric_iocbs(phba); |
| 4581 | return; |
| 4582 | } |
| 4583 | |
| 4584 | static void |
| 4585 | lpfc_block_fabric_iocbs(struct lpfc_hba *phba) |
| 4586 | { |
| 4587 | int blocked; |
| 4588 | |
| 4589 | blocked = test_and_set_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags); |
| 4590 | /* Start a timer to unblock fabric |
| 4591 | * iocbs after 100ms |
| 4592 | */ |
| 4593 | if (!blocked) |
| 4594 | mod_timer(&phba->fabric_block_timer, jiffies + HZ/10 ); |
| 4595 | |
| 4596 | return; |
| 4597 | } |
| 4598 | |
| 4599 | static void |
| 4600 | lpfc_cmpl_fabric_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, |
| 4601 | struct lpfc_iocbq *rspiocb) |
| 4602 | { |
| 4603 | struct ls_rjt stat; |
| 4604 | |
| 4605 | if ((cmdiocb->iocb_flag & LPFC_IO_FABRIC) != LPFC_IO_FABRIC) |
| 4606 | BUG(); |
| 4607 | |
| 4608 | switch (rspiocb->iocb.ulpStatus) { |
| 4609 | case IOSTAT_NPORT_RJT: |
| 4610 | case IOSTAT_FABRIC_RJT: |
| 4611 | if (rspiocb->iocb.un.ulpWord[4] & RJT_UNAVAIL_TEMP) { |
| 4612 | lpfc_block_fabric_iocbs(phba); |
| 4613 | } |
| 4614 | break; |
| 4615 | |
| 4616 | case IOSTAT_NPORT_BSY: |
| 4617 | case IOSTAT_FABRIC_BSY: |
| 4618 | lpfc_block_fabric_iocbs(phba); |
| 4619 | break; |
| 4620 | |
| 4621 | case IOSTAT_LS_RJT: |
| 4622 | stat.un.lsRjtError = |
| 4623 | be32_to_cpu(rspiocb->iocb.un.ulpWord[4]); |
| 4624 | if ((stat.un.b.lsRjtRsnCode == LSRJT_UNABLE_TPC) || |
| 4625 | (stat.un.b.lsRjtRsnCode == LSRJT_LOGICAL_BSY)) |
| 4626 | lpfc_block_fabric_iocbs(phba); |
| 4627 | break; |
| 4628 | } |
| 4629 | |
| 4630 | if (atomic_read(&phba->fabric_iocb_count) == 0) |
| 4631 | BUG(); |
| 4632 | |
| 4633 | cmdiocb->iocb_cmpl = cmdiocb->fabric_iocb_cmpl; |
| 4634 | cmdiocb->fabric_iocb_cmpl = NULL; |
| 4635 | cmdiocb->iocb_flag &= ~LPFC_IO_FABRIC; |
| 4636 | cmdiocb->iocb_cmpl(phba, cmdiocb, rspiocb); |
| 4637 | |
| 4638 | atomic_dec(&phba->fabric_iocb_count); |
| 4639 | if (!test_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags)) { |
| 4640 | /* Post any pending iocbs to HBA */ |
| 4641 | lpfc_resume_fabric_iocbs(phba); |
| 4642 | } |
| 4643 | } |
| 4644 | |
| 4645 | int |
| 4646 | lpfc_issue_fabric_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *iocb) |
| 4647 | { |
| 4648 | unsigned long iflags; |
| 4649 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 4650 | int ready; |
| 4651 | int ret; |
| 4652 | |
| 4653 | if (atomic_read(&phba->fabric_iocb_count) > 1) |
| 4654 | BUG(); |
| 4655 | |
| 4656 | spin_lock_irqsave(&phba->hbalock, iflags); |
| 4657 | ready = atomic_read(&phba->fabric_iocb_count) == 0 && |
| 4658 | !test_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags); |
| 4659 | |
| 4660 | spin_unlock_irqrestore(&phba->hbalock, iflags); |
| 4661 | if (ready) { |
| 4662 | iocb->fabric_iocb_cmpl = iocb->iocb_cmpl; |
| 4663 | iocb->iocb_cmpl = lpfc_cmpl_fabric_iocb; |
| 4664 | iocb->iocb_flag |= LPFC_IO_FABRIC; |
| 4665 | |
James Smart | 858c9f6 | 2007-06-17 19:56:39 -0500 | [diff] [blame] | 4666 | lpfc_debugfs_disc_trc(iocb->vport, LPFC_DISC_TRC_ELS_CMD, |
| 4667 | "Fabric sched2: ste:x%x", |
| 4668 | iocb->vport->port_state, 0, 0); |
| 4669 | |
James Smart | 92d7f7b | 2007-06-17 19:56:38 -0500 | [diff] [blame] | 4670 | atomic_inc(&phba->fabric_iocb_count); |
| 4671 | ret = lpfc_sli_issue_iocb(phba, pring, iocb, 0); |
| 4672 | |
| 4673 | if (ret == IOCB_ERROR) { |
| 4674 | iocb->iocb_cmpl = iocb->fabric_iocb_cmpl; |
| 4675 | iocb->fabric_iocb_cmpl = NULL; |
| 4676 | iocb->iocb_flag &= ~LPFC_IO_FABRIC; |
| 4677 | atomic_dec(&phba->fabric_iocb_count); |
| 4678 | } |
| 4679 | } else { |
| 4680 | spin_lock_irqsave(&phba->hbalock, iflags); |
| 4681 | list_add_tail(&iocb->list, &phba->fabric_iocb_list); |
| 4682 | spin_unlock_irqrestore(&phba->hbalock, iflags); |
| 4683 | ret = IOCB_SUCCESS; |
| 4684 | } |
| 4685 | return ret; |
| 4686 | } |
| 4687 | |
| 4688 | |
| 4689 | void lpfc_fabric_abort_vport(struct lpfc_vport *vport) |
| 4690 | { |
| 4691 | LIST_HEAD(completions); |
| 4692 | struct lpfc_hba *phba = vport->phba; |
| 4693 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 4694 | IOCB_t *cmd; |
| 4695 | |
| 4696 | spin_lock_irq(&phba->hbalock); |
| 4697 | list_for_each_entry_safe(piocb, tmp_iocb, &phba->fabric_iocb_list, |
| 4698 | list) { |
| 4699 | |
| 4700 | if (piocb->vport != vport) |
| 4701 | continue; |
| 4702 | |
| 4703 | list_move_tail(&piocb->list, &completions); |
| 4704 | } |
| 4705 | spin_unlock_irq(&phba->hbalock); |
| 4706 | |
| 4707 | while (!list_empty(&completions)) { |
| 4708 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 4709 | list_del_init(&piocb->list); |
| 4710 | |
| 4711 | cmd = &piocb->iocb; |
| 4712 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4713 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4714 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 4715 | } |
| 4716 | } |
| 4717 | |
| 4718 | void lpfc_fabric_abort_nport(struct lpfc_nodelist *ndlp) |
| 4719 | { |
| 4720 | LIST_HEAD(completions); |
| 4721 | struct lpfc_hba *phba = ndlp->vport->phba; |
| 4722 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 4723 | struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; |
| 4724 | IOCB_t *cmd; |
| 4725 | |
| 4726 | spin_lock_irq(&phba->hbalock); |
| 4727 | list_for_each_entry_safe(piocb, tmp_iocb, &phba->fabric_iocb_list, |
| 4728 | list) { |
| 4729 | if ((lpfc_check_sli_ndlp(phba, pring, piocb, ndlp))) { |
| 4730 | |
| 4731 | list_move_tail(&piocb->list, &completions); |
| 4732 | } |
| 4733 | } |
| 4734 | spin_unlock_irq(&phba->hbalock); |
| 4735 | |
| 4736 | while (!list_empty(&completions)) { |
| 4737 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 4738 | list_del_init(&piocb->list); |
| 4739 | |
| 4740 | cmd = &piocb->iocb; |
| 4741 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4742 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4743 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 4744 | } |
| 4745 | } |
| 4746 | |
| 4747 | void lpfc_fabric_abort_hba(struct lpfc_hba *phba) |
| 4748 | { |
| 4749 | LIST_HEAD(completions); |
| 4750 | struct lpfc_iocbq *piocb; |
| 4751 | IOCB_t *cmd; |
| 4752 | |
| 4753 | spin_lock_irq(&phba->hbalock); |
| 4754 | list_splice_init(&phba->fabric_iocb_list, &completions); |
| 4755 | spin_unlock_irq(&phba->hbalock); |
| 4756 | |
| 4757 | while (!list_empty(&completions)) { |
| 4758 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 4759 | list_del_init(&piocb->list); |
| 4760 | |
| 4761 | cmd = &piocb->iocb; |
| 4762 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4763 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4764 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 4765 | } |
| 4766 | } |
| 4767 | |
| 4768 | |
| 4769 | void lpfc_fabric_abort_flogi(struct lpfc_hba *phba) |
| 4770 | { |
| 4771 | LIST_HEAD(completions); |
| 4772 | struct lpfc_iocbq *tmp_iocb, *piocb; |
| 4773 | IOCB_t *cmd; |
| 4774 | struct lpfc_nodelist *ndlp; |
| 4775 | |
| 4776 | spin_lock_irq(&phba->hbalock); |
| 4777 | list_for_each_entry_safe(piocb, tmp_iocb, &phba->fabric_iocb_list, |
| 4778 | list) { |
| 4779 | |
| 4780 | cmd = &piocb->iocb; |
| 4781 | ndlp = (struct lpfc_nodelist *) piocb->context1; |
| 4782 | if (cmd->ulpCommand == CMD_ELS_REQUEST64_CR && |
| 4783 | ndlp != NULL && |
| 4784 | ndlp->nlp_DID == Fabric_DID) |
| 4785 | list_move_tail(&piocb->list, &completions); |
| 4786 | } |
| 4787 | spin_unlock_irq(&phba->hbalock); |
| 4788 | |
| 4789 | while (!list_empty(&completions)) { |
| 4790 | piocb = list_get_first(&completions, struct lpfc_iocbq, list); |
| 4791 | list_del_init(&piocb->list); |
| 4792 | |
| 4793 | cmd = &piocb->iocb; |
| 4794 | cmd->ulpStatus = IOSTAT_LOCAL_REJECT; |
| 4795 | cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; |
| 4796 | (piocb->iocb_cmpl) (phba, piocb, piocb); |
| 4797 | } |
| 4798 | } |
| 4799 | |
| 4800 | |