^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*******************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) * This file is part of the Emulex Linux Device Driver for *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Fibre Channel Host Bus Adapters. *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright (C) 2017-2020 Broadcom. All Rights Reserved. The term *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2004-2016 Emulex. All rights reserved. *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * EMULEX and SLI are trademarks of Emulex. *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * www.broadcom.com *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Portions Copyright (C) 2004-2005 Christoph Hellwig *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * This program is free software; you can redistribute it and/or *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * modify it under the terms of version 2 of the GNU General *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * Public License as published by the Free Software Foundation. *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * This program is distributed in the hope that it will be useful. *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) * TO BE LEGALLY INVALID. See the GNU General Public License for *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) * more details, a copy of which can be found in the file COPYING *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) * included with this package. *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) *******************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <linux/blkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <linux/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <linux/kthread.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <linux/lockdep.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <linux/utsname.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include <scsi/scsi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <scsi/scsi_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <scsi/scsi_host.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <scsi/scsi_transport_fc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include <scsi/fc/fc_fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #include "lpfc_hw4.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #include "lpfc_hw.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #include "lpfc_nl.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #include "lpfc_disc.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #include "lpfc_sli.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #include "lpfc_sli4.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #include "lpfc.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #include "lpfc_scsi.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #include "lpfc_nvme.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #include "lpfc_logmsg.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #include "lpfc_crtn.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #include "lpfc_vport.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #include "lpfc_debugfs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) /* AlpaArray for assignment of scsid for scan-down and bind_method */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) static uint8_t lpfcAlpaArray[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 0xEF, 0xE8, 0xE4, 0xE2, 0xE1, 0xE0, 0xDC, 0xDA, 0xD9, 0xD6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 0xD5, 0xD4, 0xD3, 0xD2, 0xD1, 0xCE, 0xCD, 0xCC, 0xCB, 0xCA,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 0xC9, 0xC7, 0xC6, 0xC5, 0xC3, 0xBC, 0xBA, 0xB9, 0xB6, 0xB5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 0xB4, 0xB3, 0xB2, 0xB1, 0xAE, 0xAD, 0xAC, 0xAB, 0xAA, 0xA9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 0xA7, 0xA6, 0xA5, 0xA3, 0x9F, 0x9E, 0x9D, 0x9B, 0x98, 0x97,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 0x90, 0x8F, 0x88, 0x84, 0x82, 0x81, 0x80, 0x7C, 0x7A, 0x79,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 0x76, 0x75, 0x74, 0x73, 0x72, 0x71, 0x6E, 0x6D, 0x6C, 0x6B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 0x6A, 0x69, 0x67, 0x66, 0x65, 0x63, 0x5C, 0x5A, 0x59, 0x56,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 0x55, 0x54, 0x53, 0x52, 0x51, 0x4E, 0x4D, 0x4C, 0x4B, 0x4A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 0x49, 0x47, 0x46, 0x45, 0x43, 0x3C, 0x3A, 0x39, 0x36, 0x35,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) 0x34, 0x33, 0x32, 0x31, 0x2E, 0x2D, 0x2C, 0x2B, 0x2A, 0x29,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 0x27, 0x26, 0x25, 0x23, 0x1F, 0x1E, 0x1D, 0x1B, 0x18, 0x17,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 0x10, 0x0F, 0x08, 0x04, 0x02, 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) static void lpfc_disc_timeout_handler(struct lpfc_vport *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) static void lpfc_disc_flush_list(struct lpfc_vport *vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) static void lpfc_unregister_fcfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) static int lpfc_fcf_inuse(struct lpfc_hba *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) static void lpfc_mbx_cmpl_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) lpfc_terminate_rport_io(struct fc_rport *rport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) struct lpfc_rport_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) struct lpfc_nodelist * ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) struct lpfc_hba *phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) rdata = rport->dd_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) ndlp = rdata->pnode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) if (rport->roles & FC_RPORT_ROLE_FCP_TARGET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) printk(KERN_ERR "Cannot find remote node"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) " to terminate I/O Data x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) rport->port_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) phba = ndlp->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_RPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) "rport terminate: sid:x%x did:x%x flg:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) ndlp->nlp_sid, ndlp->nlp_DID, ndlp->nlp_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) if (ndlp->nlp_sid != NLP_NO_SID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) lpfc_sli_abort_iocb(ndlp->vport,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) &phba->sli.sli3_ring[LPFC_FCP_RING],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) ndlp->nlp_sid, 0, LPFC_CTX_TGT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) * This function will be called when dev_loss_tmo fire.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) struct lpfc_rport_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) struct lpfc_nodelist * ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) struct lpfc_vport *vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) struct lpfc_hba *phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) struct lpfc_work_evt *evtp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) int put_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) int put_rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) rdata = rport->dd_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) ndlp = rdata->pnode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) vport = ndlp->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) "rport devlosscb: sid:x%x did:x%x flg:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) ndlp->nlp_sid, ndlp->nlp_DID, ndlp->nlp_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) "3181 dev_loss_callbk x%06x, rport x%px flg x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) ndlp->nlp_DID, ndlp->rport, ndlp->nlp_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) /* Don't defer this if we are in the process of deleting the vport
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) * or unloading the driver. The unload will cleanup the node
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) * appropriately we just need to cleanup the ndlp rport info here.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) if (vport->load_flag & FC_UNLOADING) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) put_node = rdata->pnode != NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) put_rport = ndlp->rport != NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) rdata->pnode = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) ndlp->rport = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) if (put_node)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) if (put_rport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) put_device(&rport->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) if (ndlp->nlp_state == NLP_STE_MAPPED_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) if (rport->port_name != wwn_to_u64(ndlp->nlp_portname.u.wwn))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) "6789 rport name %llx != node port name %llx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) rport->port_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) wwn_to_u64(ndlp->nlp_portname.u.wwn));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) evtp = &ndlp->dev_loss_evt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) if (!list_empty(&evtp->evt_listp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) "6790 rport name %llx dev_loss_evt pending",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) rport->port_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) spin_lock_irqsave(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) ndlp->nlp_flag |= NLP_IN_DEV_LOSS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) /* We need to hold the node by incrementing the reference
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) * count until this queued work is done
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) evtp->evt_arg1 = lpfc_nlp_get(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) spin_lock_irqsave(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) if (evtp->evt_arg1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) evtp->evt = LPFC_EVT_DEV_LOSS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) list_add_tail(&evtp->evt_listp, &phba->work_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) lpfc_worker_wake_up(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) spin_unlock_irqrestore(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) * lpfc_dev_loss_tmo_handler - Remote node devloss timeout handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) * @ndlp: Pointer to remote node object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) * This function is called from the worker thread when devloss timeout timer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) * expires. For SLI4 host, this routine shall return 1 when at lease one
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) * remote node, including this @ndlp, is still in use of FCF; otherwise, this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) * routine shall return 0 when there is no remote node is still in use of FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) * when devloss timeout happened to this @ndlp.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) struct lpfc_rport_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) struct fc_rport *rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) struct lpfc_vport *vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) struct lpfc_hba *phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) uint8_t *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) int put_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) int warn_on = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) int fcf_inuse = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) rport = ndlp->rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) vport = ndlp->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) spin_lock_irqsave(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) ndlp->nlp_flag &= ~NLP_IN_DEV_LOSS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) if (!rport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) return fcf_inuse;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) name = (uint8_t *) &ndlp->nlp_portname;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) fcf_inuse = lpfc_fcf_inuse(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) "rport devlosstmo:did:x%x type:x%x id:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) ndlp->nlp_DID, ndlp->nlp_type, rport->scsi_target_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) "3182 dev_loss_tmo_handler x%06x, rport x%px flg x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) ndlp->nlp_DID, ndlp->rport, ndlp->nlp_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) * lpfc_nlp_remove if reached with dangling rport drops the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) * reference. To make sure that does not happen clear rport
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) * pointer in ndlp before lpfc_nlp_put.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) rdata = rport->dd_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) /* Don't defer this if we are in the process of deleting the vport
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) * or unloading the driver. The unload will cleanup the node
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) * appropriately we just need to cleanup the ndlp rport info here.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) if (vport->load_flag & FC_UNLOADING) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) if (ndlp->nlp_sid != NLP_NO_SID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) /* flush the target */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) lpfc_sli_abort_iocb(vport,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) &phba->sli.sli3_ring[LPFC_FCP_RING],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) ndlp->nlp_sid, 0, LPFC_CTX_TGT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) put_node = rdata->pnode != NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) rdata->pnode = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) ndlp->rport = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) if (put_node)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) put_device(&rport->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) return fcf_inuse;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) if (ndlp->nlp_state == NLP_STE_MAPPED_NODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) "0284 Devloss timeout Ignored on "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) "WWPN %x:%x:%x:%x:%x:%x:%x:%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) "NPort x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) *name, *(name+1), *(name+2), *(name+3),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) *(name+4), *(name+5), *(name+6), *(name+7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) ndlp->nlp_DID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) return fcf_inuse;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) put_node = rdata->pnode != NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) rdata->pnode = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) ndlp->rport = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) if (put_node)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) put_device(&rport->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) if (ndlp->nlp_type & NLP_FABRIC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) return fcf_inuse;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) if (ndlp->nlp_sid != NLP_NO_SID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) warn_on = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) lpfc_sli_abort_iocb(vport, &phba->sli.sli3_ring[LPFC_FCP_RING],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) ndlp->nlp_sid, 0, LPFC_CTX_TGT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) if (warn_on) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) "0203 Devloss timeout on "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) "WWPN %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) "NPort x%06x Data: x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) *name, *(name+1), *(name+2), *(name+3),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) *(name+4), *(name+5), *(name+6), *(name+7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) ndlp->nlp_state, ndlp->nlp_rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) lpfc_printf_vlog(vport, KERN_INFO, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) "0204 Devloss timeout on "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) "WWPN %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) "NPort x%06x Data: x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) *name, *(name+1), *(name+2), *(name+3),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) *(name+4), *(name+5), *(name+6), *(name+7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) ndlp->nlp_state, ndlp->nlp_rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) if (!(ndlp->nlp_flag & NLP_DELAY_TMO) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) !(ndlp->nlp_flag & NLP_NPR_2B_DISC) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) (ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) (ndlp->nlp_state != NLP_STE_REG_LOGIN_ISSUE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) (ndlp->nlp_state != NLP_STE_PRLI_ISSUE))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) lpfc_disc_state_machine(vport, ndlp, NULL, NLP_EVT_DEVICE_RM);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) return fcf_inuse;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) * lpfc_sli4_post_dev_loss_tmo_handler - SLI4 post devloss timeout handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) * @fcf_inuse: SLI4 FCF in-use state reported from devloss timeout handler.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) * @nlp_did: remote node identifer with devloss timeout.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) * This function is called from the worker thread after invoking devloss
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) * timeout handler and releasing the reference count for the ndlp with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) * which the devloss timeout was handled for SLI4 host. For the devloss
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) * timeout of the last remote node which had been in use of FCF, when this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) * routine is invoked, it shall be guaranteed that none of the remote are
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) * in-use of FCF. When devloss timeout to the last remote using the FCF,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) * if the FIP engine is neither in FCF table scan process nor roundrobin
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) * failover process, the in-use FCF shall be unregistered. If the FIP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) * engine is in FCF discovery process, the devloss timeout state shall
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) * be set for either the FCF table scan process or roundrobin failover
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) * process to unregister the in-use FCF.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) lpfc_sli4_post_dev_loss_tmo_handler(struct lpfc_hba *phba, int fcf_inuse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) uint32_t nlp_did)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) /* If devloss timeout happened to a remote node when FCF had no
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) * longer been in-use, do nothing.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) if (!fcf_inuse)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) if ((phba->hba_flag & HBA_FIP_SUPPORT) && !lpfc_fcf_inuse(phba)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) if (phba->fcf.fcf_flag & FCF_DISCOVERY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) if (phba->hba_flag & HBA_DEVLOSS_TMO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) phba->hba_flag |= HBA_DEVLOSS_TMO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) "2847 Last remote node (x%x) using "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) "FCF devloss tmo\n", nlp_did);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) if (phba->fcf.fcf_flag & FCF_REDISC_PROG) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) "2868 Devloss tmo to FCF rediscovery "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) "in progress\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) if (!(phba->hba_flag & (FCF_TS_INPROG | FCF_RR_INPROG))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) "2869 Devloss tmo to idle FIP engine, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) "unreg in-use FCF and rescan.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) /* Unregister in-use FCF and rescan */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) lpfc_unregister_fcf_rescan(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) if (phba->hba_flag & FCF_TS_INPROG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) "2870 FCF table scan in progress\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) if (phba->hba_flag & FCF_RR_INPROG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) "2871 FLOGI roundrobin FCF failover "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) "in progress\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) lpfc_unregister_unused_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) * lpfc_alloc_fast_evt - Allocates data structure for posting event
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) * This function is called from the functions which need to post
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) * events from interrupt context. This function allocates data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) * structure required for posting event. It also keeps track of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) * number of events pending and prevent event storm when there are
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) * too many events.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) struct lpfc_fast_path_event *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) lpfc_alloc_fast_evt(struct lpfc_hba *phba) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) struct lpfc_fast_path_event *ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) /* If there are lot of fast event do not exhaust memory due to this */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) if (atomic_read(&phba->fast_event_count) > LPFC_MAX_EVT_COUNT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) ret = kzalloc(sizeof(struct lpfc_fast_path_event),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) atomic_inc(&phba->fast_event_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) INIT_LIST_HEAD(&ret->work_evt.evt_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) ret->work_evt.evt = LPFC_EVT_FASTPATH_MGMT_EVT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) * lpfc_free_fast_evt - Frees event data structure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) * @evt: Event object which need to be freed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) * This function frees the data structure required for posting
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) * events.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) lpfc_free_fast_evt(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) struct lpfc_fast_path_event *evt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) atomic_dec(&phba->fast_event_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) kfree(evt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) * lpfc_send_fastpath_evt - Posts events generated from fast path
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) * @evtp: Event data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) * This function is called from worker thread, when the interrupt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) * context need to post an event. This function posts the event
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) * to fc transport netlink interface.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) lpfc_send_fastpath_evt(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) struct lpfc_work_evt *evtp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) unsigned long evt_category, evt_sub_category;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) struct lpfc_fast_path_event *fast_evt_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) char *evt_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) uint32_t evt_data_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) fast_evt_data = container_of(evtp, struct lpfc_fast_path_event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) work_evt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) evt_category = (unsigned long) fast_evt_data->un.fabric_evt.event_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) evt_sub_category = (unsigned long) fast_evt_data->un.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) fabric_evt.subcategory;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) shost = lpfc_shost_from_vport(fast_evt_data->vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) if (evt_category == FC_REG_FABRIC_EVENT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) if (evt_sub_category == LPFC_EVENT_FCPRDCHKERR) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) evt_data = (char *) &fast_evt_data->un.read_check_error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) evt_data_size = sizeof(fast_evt_data->un.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) read_check_error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) } else if ((evt_sub_category == LPFC_EVENT_FABRIC_BUSY) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) (evt_sub_category == LPFC_EVENT_PORT_BUSY)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) evt_data = (char *) &fast_evt_data->un.fabric_evt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) evt_data_size = sizeof(fast_evt_data->un.fabric_evt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) lpfc_free_fast_evt(phba, fast_evt_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) } else if (evt_category == FC_REG_SCSI_EVENT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) switch (evt_sub_category) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) case LPFC_EVENT_QFULL:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) case LPFC_EVENT_DEVBSY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) evt_data = (char *) &fast_evt_data->un.scsi_evt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) evt_data_size = sizeof(fast_evt_data->un.scsi_evt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) case LPFC_EVENT_CHECK_COND:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) evt_data = (char *) &fast_evt_data->un.check_cond_evt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) evt_data_size = sizeof(fast_evt_data->un.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) check_cond_evt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) case LPFC_EVENT_VARQUEDEPTH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) evt_data = (char *) &fast_evt_data->un.queue_depth_evt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) evt_data_size = sizeof(fast_evt_data->un.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) queue_depth_evt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) lpfc_free_fast_evt(phba, fast_evt_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) lpfc_free_fast_evt(phba, fast_evt_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) if (phba->cfg_enable_fc4_type != LPFC_ENABLE_NVME)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) fc_host_post_vendor_event(shost,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) fc_get_event_number(),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) evt_data_size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) evt_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) LPFC_NL_VENDOR_ID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) lpfc_free_fast_evt(phba, fast_evt_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) lpfc_work_list_done(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) struct lpfc_work_evt *evtp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) int free_evt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) int fcf_inuse;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) uint32_t nlp_did;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) while (!list_empty(&phba->work_list)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) list_remove_head((&phba->work_list), evtp, typeof(*evtp),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) evt_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) free_evt = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) switch (evtp->evt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) case LPFC_EVT_ELS_RETRY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) ndlp = (struct lpfc_nodelist *) (evtp->evt_arg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) lpfc_els_retry_delay_handler(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) free_evt = 0; /* evt is part of ndlp */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) /* decrement the node reference count held
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) * for this queued work
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) case LPFC_EVT_DEV_LOSS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) fcf_inuse = lpfc_dev_loss_tmo_handler(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) free_evt = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) /* decrement the node reference count held for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) * this queued work
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) nlp_did = ndlp->nlp_DID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) lpfc_sli4_post_dev_loss_tmo_handler(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) fcf_inuse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) nlp_did);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) case LPFC_EVT_RECOVER_PORT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) lpfc_sli_abts_recover_port(ndlp->vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) free_evt = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) /* decrement the node reference count held for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) * this queued work
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) case LPFC_EVT_ONLINE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) if (phba->link_state < LPFC_LINK_DOWN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) *(int *) (evtp->evt_arg1) = lpfc_online(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) *(int *) (evtp->evt_arg1) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) complete((struct completion *)(evtp->evt_arg2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) case LPFC_EVT_OFFLINE_PREP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) if (phba->link_state >= LPFC_LINK_DOWN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) lpfc_offline_prep(phba, LPFC_MBX_WAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) *(int *)(evtp->evt_arg1) = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) complete((struct completion *)(evtp->evt_arg2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) case LPFC_EVT_OFFLINE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) lpfc_offline(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) lpfc_sli_brdrestart(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) *(int *)(evtp->evt_arg1) =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) lpfc_sli_brdready(phba, HS_FFRDY | HS_MBRDY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) lpfc_unblock_mgmt_io(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) complete((struct completion *)(evtp->evt_arg2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) case LPFC_EVT_WARM_START:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) lpfc_offline(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) lpfc_reset_barrier(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) lpfc_sli_brdreset(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) lpfc_hba_down_post(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) *(int *)(evtp->evt_arg1) =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) lpfc_sli_brdready(phba, HS_MBRDY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) lpfc_unblock_mgmt_io(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) complete((struct completion *)(evtp->evt_arg2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) case LPFC_EVT_KILL:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) lpfc_offline(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) *(int *)(evtp->evt_arg1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) = (phba->pport->stopped)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) ? 0 : lpfc_sli_brdkill(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) lpfc_unblock_mgmt_io(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) complete((struct completion *)(evtp->evt_arg2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) case LPFC_EVT_FASTPATH_MGMT_EVT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) lpfc_send_fastpath_evt(phba, evtp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) free_evt = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) case LPFC_EVT_RESET_HBA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) if (!(phba->pport->load_flag & FC_UNLOADING))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) lpfc_reset_hba(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) if (free_evt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) kfree(evtp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) lpfc_work_done(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) struct lpfc_sli_ring *pring;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) uint32_t ha_copy, status, control, work_port_events;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) struct lpfc_vport **vports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) struct lpfc_vport *vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) ha_copy = phba->work_ha;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) phba->work_ha = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) /* First, try to post the next mailbox command to SLI4 device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) if (phba->pci_dev_grp == LPFC_PCI_DEV_OC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) lpfc_sli4_post_async_mbox(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) if (ha_copy & HA_ERATT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) /* Handle the error attention event */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) lpfc_handle_eratt(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) if (phba->fw_dump_cmpl) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) complete(phba->fw_dump_cmpl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) phba->fw_dump_cmpl = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) if (ha_copy & HA_MBATT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) lpfc_sli_handle_mb_event(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) if (ha_copy & HA_LATT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) lpfc_handle_latt(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) /* Process SLI4 events */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) if (phba->hba_flag & HBA_RRQ_ACTIVE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) lpfc_handle_rrq_active(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) if (phba->hba_flag & ELS_XRI_ABORT_EVENT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) lpfc_sli4_els_xri_abort_event_proc(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) if (phba->hba_flag & ASYNC_EVENT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) lpfc_sli4_async_event_proc(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) if (phba->hba_flag & HBA_POST_RECEIVE_BUFFER) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) phba->hba_flag &= ~HBA_POST_RECEIVE_BUFFER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) if (phba->fcf.fcf_flag & FCF_REDISC_EVT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) lpfc_sli4_fcf_redisc_event_proc(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) vports = lpfc_create_vport_work_array(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) if (vports != NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) for (i = 0; i <= phba->max_vports; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) * We could have no vports in array if unloading, so if
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) * this happens then just use the pport
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) if (vports[i] == NULL && i == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) vport = phba->pport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) vport = vports[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) if (vport == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) spin_lock_irq(&vport->work_port_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) work_port_events = vport->work_port_events;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) vport->work_port_events &= ~work_port_events;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) spin_unlock_irq(&vport->work_port_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) if (work_port_events & WORKER_DISC_TMO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) lpfc_disc_timeout_handler(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) if (work_port_events & WORKER_ELS_TMO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) lpfc_els_timeout_handler(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) if (work_port_events & WORKER_HB_TMO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) lpfc_hb_timeout_handler(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) if (work_port_events & WORKER_MBOX_TMO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) lpfc_mbox_timeout_handler(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) if (work_port_events & WORKER_FABRIC_BLOCK_TMO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) lpfc_unblock_fabric_iocbs(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) if (work_port_events & WORKER_RAMP_DOWN_QUEUE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) lpfc_ramp_down_queue_handler(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) if (work_port_events & WORKER_DELAYED_DISC_TMO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) lpfc_delayed_disc_timeout_handler(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) lpfc_destroy_vport_work_array(phba, vports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) pring = lpfc_phba_elsring(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) status = (ha_copy & (HA_RXMASK << (4*LPFC_ELS_RING)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) status >>= (4*LPFC_ELS_RING);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) if (pring && (status & HA_RXMASK ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) pring->flag & LPFC_DEFERRED_RING_EVENT ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) phba->hba_flag & HBA_SP_QUEUE_EVT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) if (pring->flag & LPFC_STOP_IOCB_EVENT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) pring->flag |= LPFC_DEFERRED_RING_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) /* Preserve legacy behavior. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) if (!(phba->hba_flag & HBA_SP_QUEUE_EVT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) set_bit(LPFC_DATA_READY, &phba->data_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) /* Driver could have abort request completed in queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) * when link goes down. Allow for this transition.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) if (phba->link_state >= LPFC_LINK_DOWN ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) phba->link_flag & LS_MDS_LOOPBACK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) pring->flag &= ~LPFC_DEFERRED_RING_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) lpfc_sli_handle_slow_ring_event(phba, pring,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) (status &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) HA_RXMASK));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) lpfc_drain_txq(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) * Turn on Ring interrupts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) if (phba->sli_rev <= LPFC_SLI_REV3) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) control = readl(phba->HCregaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) if (!(control & (HC_R0INT_ENA << LPFC_ELS_RING))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) lpfc_debugfs_slow_ring_trc(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) "WRK Enable ring: cntl:x%x hacopy:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) control, ha_copy, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) control |= (HC_R0INT_ENA << LPFC_ELS_RING);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) writel(control, phba->HCregaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) readl(phba->HCregaddr); /* flush */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) lpfc_debugfs_slow_ring_trc(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) "WRK Ring ok: cntl:x%x hacopy:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) control, ha_copy, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) lpfc_work_list_done(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) lpfc_do_work(void *p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) struct lpfc_hba *phba = p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) set_user_nice(current, MIN_NICE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) current->flags |= PF_NOFREEZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) phba->data_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) while (!kthread_should_stop()) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) /* wait and check worker queue activities */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) rc = wait_event_interruptible(phba->work_waitq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) (test_and_clear_bit(LPFC_DATA_READY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) &phba->data_flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) || kthread_should_stop()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) /* Signal wakeup shall terminate the worker thread */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) "0433 Wakeup on signal: rc=x%x\n", rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) /* Attend pending lpfc data processing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) lpfc_work_done(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) phba->worker_thread = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) "0432 Worker thread stopped.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) * This is only called to handle FC worker events. Since this a rare
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) * occurrence, we allocate a struct lpfc_work_evt structure here instead of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) * embedding it in the IOCB.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) lpfc_workq_post_event(struct lpfc_hba *phba, void *arg1, void *arg2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) uint32_t evt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) struct lpfc_work_evt *evtp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) * All Mailbox completions and LPFC_ELS_RING rcv ring IOCB events will
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) * be queued to worker thread for processing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) evtp = kmalloc(sizeof(struct lpfc_work_evt), GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) if (!evtp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) evtp->evt_arg1 = arg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) evtp->evt_arg2 = arg2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) evtp->evt = evt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) spin_lock_irqsave(&phba->hbalock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) list_add_tail(&evtp->evt_listp, &phba->work_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) spin_unlock_irqrestore(&phba->hbalock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) lpfc_worker_wake_up(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) struct lpfc_nodelist *ndlp, *next_ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) if (!NLP_CHK_NODE_ACT(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) if ((phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) ((vport->port_type == LPFC_NPIV_PORT) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) (ndlp->nlp_DID == NameServer_DID)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) lpfc_unreg_rpi(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) /* Leave Fabric nodes alone on link down */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) if ((phba->sli_rev < LPFC_SLI_REV4) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) (!remove && ndlp->nlp_type & NLP_FABRIC))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) /* Notify transport of connectivity loss to trigger cleanup. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) if (phba->nvmet_support &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) lpfc_nvmet_invalidate_host(phba, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) lpfc_disc_state_machine(vport, ndlp, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) remove
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) ? NLP_EVT_DEVICE_RM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) : NLP_EVT_DEVICE_RECOVERY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) if (phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) lpfc_sli4_unreg_all_rpis(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) lpfc_mbx_unreg_vpi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) lpfc_port_link_failure(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) lpfc_vport_set_state(vport, FC_VPORT_LINKDOWN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) /* Cleanup any outstanding received buffers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) lpfc_cleanup_rcv_buffers(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) /* Cleanup any outstanding RSCN activity */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) lpfc_els_flush_rscn(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) /* Cleanup any outstanding ELS commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) lpfc_els_flush_cmd(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) lpfc_cleanup_rpis(vport, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) /* Turn off discovery timer if its running */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) lpfc_can_disctmo(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) lpfc_linkdown_port(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) if (vport->cfg_enable_fc4_type != LPFC_ENABLE_NVME)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) fc_host_post_event(shost, fc_get_event_number(),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) FCH_EVT_LINKDOWN, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) "Link Down: state:x%x rtry:x%x flg:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) vport->port_state, vport->fc_ns_retry, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) lpfc_port_link_failure(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) /* Stop delayed Nport discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) vport->fc_flag &= ~FC_DISC_DELAYED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) del_timer_sync(&vport->delayed_disc_tmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) lpfc_linkdown(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) struct lpfc_vport *vport = phba->pport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) struct lpfc_vport **vports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) LPFC_MBOXQ_t *mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) if (phba->link_state == LPFC_LINK_DOWN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) /* Block all SCSI stack I/Os */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) lpfc_scsi_dev_block(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) phba->defer_flogi_acc_flag = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_SCAN_DONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) if (phba->link_state > LPFC_LINK_DOWN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) phba->link_state = LPFC_LINK_DOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) if (phba->sli4_hba.conf_trunk) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) phba->trunk_link.link0.state = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) phba->trunk_link.link1.state = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) phba->trunk_link.link2.state = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) phba->trunk_link.link3.state = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) phba->sli4_hba.link_state.logical_speed =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) LPFC_LINK_SPEED_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) phba->pport->fc_flag &= ~FC_LBIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) vports = lpfc_create_vport_work_array(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) if (vports != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) /* Issue a LINK DOWN event to all nodes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) lpfc_linkdown_port(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) vports[i]->fc_myDID = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) if (phba->nvmet_support)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) lpfc_nvmet_update_targetport(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) lpfc_nvme_update_localport(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) lpfc_destroy_vport_work_array(phba, vports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) /* Clean up any SLI3 firmware default rpi's */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) if (phba->sli_rev > LPFC_SLI_REV3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) goto skip_unreg_did;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) if (mb) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) lpfc_unreg_did(phba, 0xffff, LPFC_UNREG_ALL_DFLT_RPIS, mb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) mb->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) if (lpfc_sli_issue_mbox(phba, mb, MBX_NOWAIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) mempool_free(mb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) skip_unreg_did:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) /* Setup myDID for link up if we are in pt2pt mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) if (phba->pport->fc_flag & FC_PT2PT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) if (mb) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) lpfc_config_link(phba, mb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) mb->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) if (lpfc_sli_issue_mbox(phba, mb, MBX_NOWAIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) mempool_free(mb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) phba->pport->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) phba->pport->rcv_flogi_cnt = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) lpfc_linkup_cleanup_nodes(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) ndlp->nlp_fc4_type &= ~(NLP_FC4_FCP | NLP_FC4_NVME);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) if (!NLP_CHK_NODE_ACT(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003) if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) if (ndlp->nlp_type & NLP_FABRIC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) /* On Linkup its safe to clean up the ndlp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007) * from Fabric connections.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009) if (ndlp->nlp_DID != Fabric_DID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010) lpfc_unreg_rpi(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013) /* Fail outstanding IO now since device is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) * marked for PLOGI.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) lpfc_unreg_rpi(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022) lpfc_linkup_port(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) if ((vport->load_flag & FC_UNLOADING) != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) "Link Up: top:x%x speed:x%x flg:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) phba->fc_topology, phba->fc_linkspeed, phba->link_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034) /* If NPIV is not enabled, only bring the physical port up */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) if (!(phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) (vport != phba->pport))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) if (vport->cfg_enable_fc4_type != LPFC_ENABLE_NVME)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040) fc_host_post_event(shost, fc_get_event_number(),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) FCH_EVT_LINKUP, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) vport->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI | FC_ABORT_DISCOVERY |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) FC_RSCN_MODE | FC_NLP_MORE | FC_RSCN_DISCOVERY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) vport->fc_flag |= FC_NDISC_ACTIVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047) vport->fc_ns_retry = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) if (vport->fc_flag & FC_LBIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) lpfc_linkup_cleanup_nodes(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) lpfc_linkup(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058) struct lpfc_vport **vports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) struct Scsi_Host *shost = lpfc_shost_from_vport(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) phba->link_state = LPFC_LINK_UP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) /* Unblock fabric iocbs if they are blocked */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) clear_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) del_timer_sync(&phba->fabric_block_timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) vports = lpfc_create_vport_work_array(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) if (vports != NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) lpfc_linkup_port(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) lpfc_destroy_vport_work_array(phba, vports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074) /* Clear the pport flogi counter in case the link down was
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) * absorbed without an ACQE. No lock here - in worker thread
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076) * and discovery is synchronized.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079) phba->pport->rcv_flogi_cnt = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) /* reinitialize initial FLOGI flag */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) phba->hba_flag &= ~(HBA_FLOGI_ISSUED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) phba->defer_flogi_acc_flag = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) * This routine handles processing a CLEAR_LA mailbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) * command upon completion. It is setup in the LPFC_MBOXQ
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) * as the completion routine when the command is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) * handed off to the SLI layer. SLI3 only.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096) lpfc_mbx_cmpl_clear_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) struct lpfc_sli *psli = &phba->sli;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101) MAILBOX_t *mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102) uint32_t control;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104) /* Since we don't do discovery right now, turn these off here */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) psli->sli3_ring[LPFC_EXTRA_RING].flag &= ~LPFC_STOP_IOCB_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) psli->sli3_ring[LPFC_FCP_RING].flag &= ~LPFC_STOP_IOCB_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) /* Check for error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109) if ((mb->mbxStatus) && (mb->mbxStatus != 0x1601)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) /* CLEAR_LA mbox error <mbxStatus> state <hba_state> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112) "0320 CLEAR_LA mbxStatus error x%x hba "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113) "state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) mb->mbxStatus, vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115) phba->link_state = LPFC_HBA_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) if (vport->port_type == LPFC_PHYSICAL_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120) phba->link_state = LPFC_HBA_READY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) psli->sli_flag |= LPFC_PROCESS_LA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124) control = readl(phba->HCregaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) control |= HC_LAINT_ENA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126) writel(control, phba->HCregaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127) readl(phba->HCregaddr); /* flush */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133) /* Device Discovery completes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135) "0225 Device Discovery completes\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) vport->fc_flag &= ~FC_ABORT_DISCOVERY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) lpfc_can_disctmo(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144) /* turn on Link Attention interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147) psli->sli_flag |= LPFC_PROCESS_LA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) control = readl(phba->HCregaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149) control |= HC_LAINT_ENA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150) writel(control, phba->HCregaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151) readl(phba->HCregaddr); /* flush */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1159) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1160) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1161) LPFC_MBOXQ_t *sparam_mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162) struct lpfc_dmabuf *sparam_mp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) u16 status = pmb->u.mb.mbxStatus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168) if (status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) /* don't perform discovery for SLI4 loopback diagnostic test */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172) if ((phba->sli_rev == LPFC_SLI_REV4) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173) !(phba->hba_flag & HBA_FCOE_MODE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174) (phba->link_flag & LS_LOOPBACK_MODE))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177) if (phba->fc_topology == LPFC_TOPOLOGY_LOOP &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178) vport->fc_flag & FC_PUBLIC_LOOP &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) !(vport->fc_flag & FC_LBIT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180) /* Need to wait for FAN - use discovery timer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181) * for timeout. port_state is identically
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182) * LPFC_LOCAL_CFG_LINK while waiting for FAN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184) lpfc_set_disctmo(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) /* Start discovery by sending a FLOGI. port_state is identically
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189) * LPFC_FLOGI while waiting for FLOGI cmpl.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191) if (vport->port_state != LPFC_FLOGI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192) /* Issue MBX_READ_SPARAM to update CSPs before FLOGI if
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) * bb-credit recovery is in place.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195) if (phba->bbcredit_support && phba->cfg_enable_bbcr &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196) !(phba->link_flag & LS_LOOPBACK_MODE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1197) sparam_mb = mempool_alloc(phba->mbox_mem_pool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1198) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1199) if (!sparam_mb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200) goto sparam_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) rc = lpfc_read_sparam(phba, sparam_mb, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204) mempool_free(sparam_mb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205) goto sparam_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207) sparam_mb->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208) sparam_mb->mbox_cmpl = lpfc_mbx_cmpl_read_sparam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209) rc = lpfc_sli_issue_mbox(phba, sparam_mb, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) sparam_mp = (struct lpfc_dmabuf *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212) sparam_mb->ctx_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) lpfc_mbuf_free(phba, sparam_mp->virt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214) sparam_mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215) kfree(sparam_mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216) sparam_mb->ctx_buf = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1217) mempool_free(sparam_mb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1218) goto sparam_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1219) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) phba->hba_flag |= HBA_DEFER_FLOGI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223) lpfc_initial_flogi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) if (vport->fc_flag & FC_PT2PT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227) lpfc_disc_start(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233) "0306 CONFIG_LINK mbxStatus error x%x HBA state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) status, vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236) sparam_out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) lpfc_linkdown(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) "0200 CONFIG_LINK bad hba state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241) vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) * lpfc_sli4_clear_fcf_rr_bmask
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249) * @phba: pointer to the struct lpfc_hba for this port.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1250) * This fucnction resets the round robin bit mask and clears the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1251) * fcf priority list. The list deletions are done while holding the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1252) * hbalock. The ON_LIST flag and the FLOGI_FAILED flags are cleared
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253) * from the lpfc_fcf_pri record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1257) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1258) struct lpfc_fcf_pri *fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1259) struct lpfc_fcf_pri *next_fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260) memset(phba->fcf.fcf_rr_bmask, 0, sizeof(*phba->fcf.fcf_rr_bmask));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262) list_for_each_entry_safe(fcf_pri, next_fcf_pri,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263) &phba->fcf.fcf_pri_list, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264) list_del_init(&fcf_pri->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265) fcf_pri->fcf_rec.flag = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270) lpfc_mbx_cmpl_reg_fcfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) struct lpfc_vport *vport = mboxq->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274) if (mboxq->u.mb.mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) "2017 REG_FCFI mbxStatus error x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277) "HBA state x%x\n", mboxq->u.mb.mbxStatus,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278) vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279) goto fail_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282) /* Start FCoE discovery by sending a FLOGI. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283) phba->fcf.fcfi = bf_get(lpfc_reg_fcfi_fcfi, &mboxq->u.mqe.un.reg_fcfi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1284) /* Set the FCFI registered flag */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1285) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1286) phba->fcf.fcf_flag |= FCF_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1287) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) /* If there is a pending FCoE event, restart FCF table scan. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290) if ((!(phba->hba_flag & FCF_RR_INPROG)) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) lpfc_check_pending_fcoe_event(phba, LPFC_UNREG_FCF))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292) goto fail_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294) /* Mark successful completion of FCF table scan */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296) phba->fcf.fcf_flag |= (FCF_SCAN_DONE | FCF_IN_USE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297) phba->hba_flag &= ~FCF_TS_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298) if (vport->port_state != LPFC_FLOGI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299) phba->hba_flag |= FCF_RR_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301) lpfc_issue_init_vfi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1304) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1305) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307) fail_out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309) phba->hba_flag &= ~FCF_RR_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) * lpfc_fab_name_match - Check if the fcf fabric name match.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317) * @fab_name: pointer to fabric name.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) * @new_fcf_record: pointer to fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320) * This routine compare the fcf record's fabric name with provided
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) * fabric name. If the fabric name are identical this function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322) * returns 1 else return 0.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324) static uint32_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325) lpfc_fab_name_match(uint8_t *fab_name, struct fcf_record *new_fcf_record)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) if (fab_name[0] != bf_get(lpfc_fcf_record_fab_name_0, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329) if (fab_name[1] != bf_get(lpfc_fcf_record_fab_name_1, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331) if (fab_name[2] != bf_get(lpfc_fcf_record_fab_name_2, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333) if (fab_name[3] != bf_get(lpfc_fcf_record_fab_name_3, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335) if (fab_name[4] != bf_get(lpfc_fcf_record_fab_name_4, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337) if (fab_name[5] != bf_get(lpfc_fcf_record_fab_name_5, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339) if (fab_name[6] != bf_get(lpfc_fcf_record_fab_name_6, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341) if (fab_name[7] != bf_get(lpfc_fcf_record_fab_name_7, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347) * lpfc_sw_name_match - Check if the fcf switch name match.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348) * @sw_name: pointer to switch name.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349) * @new_fcf_record: pointer to fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351) * This routine compare the fcf record's switch name with provided
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352) * switch name. If the switch name are identical this function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353) * returns 1 else return 0.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355) static uint32_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) lpfc_sw_name_match(uint8_t *sw_name, struct fcf_record *new_fcf_record)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358) if (sw_name[0] != bf_get(lpfc_fcf_record_switch_name_0, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360) if (sw_name[1] != bf_get(lpfc_fcf_record_switch_name_1, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362) if (sw_name[2] != bf_get(lpfc_fcf_record_switch_name_2, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364) if (sw_name[3] != bf_get(lpfc_fcf_record_switch_name_3, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366) if (sw_name[4] != bf_get(lpfc_fcf_record_switch_name_4, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368) if (sw_name[5] != bf_get(lpfc_fcf_record_switch_name_5, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370) if (sw_name[6] != bf_get(lpfc_fcf_record_switch_name_6, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372) if (sw_name[7] != bf_get(lpfc_fcf_record_switch_name_7, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378) * lpfc_mac_addr_match - Check if the fcf mac address match.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) * @mac_addr: pointer to mac address.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380) * @new_fcf_record: pointer to fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382) * This routine compare the fcf record's mac address with HBA's
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383) * FCF mac address. If the mac addresses are identical this function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384) * returns 1 else return 0.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386) static uint32_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387) lpfc_mac_addr_match(uint8_t *mac_addr, struct fcf_record *new_fcf_record)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389) if (mac_addr[0] != bf_get(lpfc_fcf_record_mac_0, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391) if (mac_addr[1] != bf_get(lpfc_fcf_record_mac_1, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393) if (mac_addr[2] != bf_get(lpfc_fcf_record_mac_2, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395) if (mac_addr[3] != bf_get(lpfc_fcf_record_mac_3, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397) if (mac_addr[4] != bf_get(lpfc_fcf_record_mac_4, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) if (mac_addr[5] != bf_get(lpfc_fcf_record_mac_5, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404) static bool
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405) lpfc_vlan_id_match(uint16_t curr_vlan_id, uint16_t new_vlan_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407) return (curr_vlan_id == new_vlan_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411) * __lpfc_update_fcf_record_pri - update the lpfc_fcf_pri record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413) * @fcf_index: Index for the lpfc_fcf_record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) * @new_fcf_record: pointer to hba fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416) * This routine updates the driver FCF priority record from the new HBA FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417) * record. The hbalock is asserted held in the code path calling this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) * routine.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) __lpfc_update_fcf_record_pri(struct lpfc_hba *phba, uint16_t fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422) struct fcf_record *new_fcf_record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423) )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425) struct lpfc_fcf_pri *fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427) fcf_pri = &phba->fcf.fcf_pri[fcf_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) fcf_pri->fcf_rec.fcf_index = fcf_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429) /* FCF record priority */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430) fcf_pri->fcf_rec.priority = new_fcf_record->fip_priority;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) * lpfc_copy_fcf_record - Copy fcf information to lpfc_hba.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436) * @fcf_rec: pointer to driver fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437) * @new_fcf_record: pointer to fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) * This routine copies the FCF information from the FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440) * record to lpfc_hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443) lpfc_copy_fcf_record(struct lpfc_fcf_rec *fcf_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444) struct fcf_record *new_fcf_record)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) /* Fabric name */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447) fcf_rec->fabric_name[0] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448) bf_get(lpfc_fcf_record_fab_name_0, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449) fcf_rec->fabric_name[1] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) bf_get(lpfc_fcf_record_fab_name_1, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451) fcf_rec->fabric_name[2] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452) bf_get(lpfc_fcf_record_fab_name_2, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) fcf_rec->fabric_name[3] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454) bf_get(lpfc_fcf_record_fab_name_3, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455) fcf_rec->fabric_name[4] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1456) bf_get(lpfc_fcf_record_fab_name_4, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1457) fcf_rec->fabric_name[5] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1458) bf_get(lpfc_fcf_record_fab_name_5, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459) fcf_rec->fabric_name[6] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) bf_get(lpfc_fcf_record_fab_name_6, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) fcf_rec->fabric_name[7] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462) bf_get(lpfc_fcf_record_fab_name_7, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463) /* Mac address */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464) fcf_rec->mac_addr[0] = bf_get(lpfc_fcf_record_mac_0, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) fcf_rec->mac_addr[1] = bf_get(lpfc_fcf_record_mac_1, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) fcf_rec->mac_addr[2] = bf_get(lpfc_fcf_record_mac_2, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467) fcf_rec->mac_addr[3] = bf_get(lpfc_fcf_record_mac_3, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) fcf_rec->mac_addr[4] = bf_get(lpfc_fcf_record_mac_4, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469) fcf_rec->mac_addr[5] = bf_get(lpfc_fcf_record_mac_5, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) /* FCF record index */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471) fcf_rec->fcf_indx = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472) /* FCF record priority */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473) fcf_rec->priority = new_fcf_record->fip_priority;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474) /* Switch name */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475) fcf_rec->switch_name[0] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476) bf_get(lpfc_fcf_record_switch_name_0, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) fcf_rec->switch_name[1] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478) bf_get(lpfc_fcf_record_switch_name_1, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479) fcf_rec->switch_name[2] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480) bf_get(lpfc_fcf_record_switch_name_2, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) fcf_rec->switch_name[3] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482) bf_get(lpfc_fcf_record_switch_name_3, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483) fcf_rec->switch_name[4] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484) bf_get(lpfc_fcf_record_switch_name_4, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) fcf_rec->switch_name[5] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1486) bf_get(lpfc_fcf_record_switch_name_5, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1487) fcf_rec->switch_name[6] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1488) bf_get(lpfc_fcf_record_switch_name_6, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489) fcf_rec->switch_name[7] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490) bf_get(lpfc_fcf_record_switch_name_7, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) * lpfc_update_fcf_record - Update driver fcf record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496) * @fcf_rec: pointer to driver fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497) * @new_fcf_record: pointer to hba fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1498) * @addr_mode: address mode to be set to the driver fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1499) * @vlan_id: vlan tag to be set to the driver fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1500) * @flag: flag bits to be set to the driver fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1501) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502) * This routine updates the driver FCF record from the new HBA FCF record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503) * together with the address mode, vlan_id, and other informations. This
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504) * routine is called with the hbalock held.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) __lpfc_update_fcf_record(struct lpfc_hba *phba, struct lpfc_fcf_rec *fcf_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) struct fcf_record *new_fcf_record, uint32_t addr_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509) uint16_t vlan_id, uint32_t flag)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511) lockdep_assert_held(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) /* Copy the fields from the HBA's FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514) lpfc_copy_fcf_record(fcf_rec, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515) /* Update other fields of driver FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) fcf_rec->addr_mode = addr_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517) fcf_rec->vlan_id = vlan_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518) fcf_rec->flag |= (flag | RECORD_VALID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) __lpfc_update_fcf_record_pri(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520) bf_get(lpfc_fcf_record_fcf_index, new_fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521) new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525) * lpfc_register_fcf - Register the FCF with hba.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) * This routine issues a register fcfi mailbox command to register
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) * the fcf with HBA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532) lpfc_register_fcf(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534) LPFC_MBOXQ_t *fcf_mbxq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1538) /* If the FCF is not available do nothing. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1539) if (!(phba->fcf.fcf_flag & FCF_AVAILABLE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1540) phba->hba_flag &= ~(FCF_TS_INPROG | FCF_RR_INPROG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545) /* The FCF is already registered, start discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546) if (phba->fcf.fcf_flag & FCF_REGISTERED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) phba->fcf.fcf_flag |= (FCF_SCAN_DONE | FCF_IN_USE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548) phba->hba_flag &= ~FCF_TS_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549) if (phba->pport->port_state != LPFC_FLOGI &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550) phba->pport->fc_flag & FC_FABRIC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551) phba->hba_flag |= FCF_RR_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553) lpfc_initial_flogi(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561) fcf_mbxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562) if (!fcf_mbxq) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564) phba->hba_flag &= ~(FCF_TS_INPROG | FCF_RR_INPROG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) lpfc_reg_fcfi(phba, fcf_mbxq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570) fcf_mbxq->vport = phba->pport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571) fcf_mbxq->mbox_cmpl = lpfc_mbx_cmpl_reg_fcfi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) rc = lpfc_sli_issue_mbox(phba, fcf_mbxq, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575) phba->hba_flag &= ~(FCF_TS_INPROG | FCF_RR_INPROG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577) mempool_free(fcf_mbxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) * lpfc_match_fcf_conn_list - Check if the FCF record can be used for discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) * @new_fcf_record: pointer to fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587) * @boot_flag: Indicates if this record used by boot bios.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588) * @addr_mode: The address mode to be used by this FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589) * @vlan_id: The vlan id to be used as vlan tagging by this FCF.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591) * This routine compare the fcf record with connect list obtained from the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592) * config region to decide if this FCF can be used for SAN discovery. It returns
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593) * 1 if this record can be used for SAN discovery else return zero. If this FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594) * record can be used for SAN discovery, the boot_flag will indicate if this FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595) * is used by boot bios and addr_mode will indicate the addressing mode to be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596) * used for this FCF when the function returns.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597) * If the FCF record need to be used with a particular vlan id, the vlan is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598) * set in the vlan_id on return of the function. If not VLAN tagging need to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599) * be used with the FCF vlan_id will be set to LPFC_FCOE_NULL_VID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) lpfc_match_fcf_conn_list(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603) struct fcf_record *new_fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604) uint32_t *boot_flag, uint32_t *addr_mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605) uint16_t *vlan_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607) struct lpfc_fcf_conn_entry *conn_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608) int i, j, fcf_vlan_id = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610) /* Find the lowest VLAN id in the FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611) for (i = 0; i < 512; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612) if (new_fcf_record->vlan_bitmap[i]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613) fcf_vlan_id = i * 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614) j = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) while (!((new_fcf_record->vlan_bitmap[i] >> j) & 1)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616) j++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617) fcf_vlan_id++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1620) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1621) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1623) /* FCF not valid/available or solicitation in progress */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1624) if (!bf_get(lpfc_fcf_record_fcf_avail, new_fcf_record) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1625) !bf_get(lpfc_fcf_record_fcf_valid, new_fcf_record) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1626) bf_get(lpfc_fcf_record_fcf_sol, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1627) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1629) if (!(phba->hba_flag & HBA_FIP_SUPPORT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1630) *boot_flag = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1631) *addr_mode = bf_get(lpfc_fcf_record_mac_addr_prov,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1632) new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1633) if (phba->valid_vlan)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1634) *vlan_id = phba->vlan_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1635) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1636) *vlan_id = LPFC_FCOE_NULL_VID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1637) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1638) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1639)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1640) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1641) * If there are no FCF connection table entry, driver connect to all
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1642) * FCFs.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1643) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1644) if (list_empty(&phba->fcf_conn_rec_list)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1645) *boot_flag = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1646) *addr_mode = bf_get(lpfc_fcf_record_mac_addr_prov,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1647) new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1649) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1650) * When there are no FCF connect entries, use driver's default
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1651) * addressing mode - FPMA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1652) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1653) if (*addr_mode & LPFC_FCF_FPMA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1654) *addr_mode = LPFC_FCF_FPMA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1655)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1656) /* If FCF record report a vlan id use that vlan id */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1657) if (fcf_vlan_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1658) *vlan_id = fcf_vlan_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1659) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1660) *vlan_id = LPFC_FCOE_NULL_VID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1661) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1662) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1663)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1664) list_for_each_entry(conn_entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1665) &phba->fcf_conn_rec_list, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1666) if (!(conn_entry->conn_rec.flags & FCFCNCT_VALID))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1667) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1669) if ((conn_entry->conn_rec.flags & FCFCNCT_FBNM_VALID) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1670) !lpfc_fab_name_match(conn_entry->conn_rec.fabric_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1671) new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1672) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1673) if ((conn_entry->conn_rec.flags & FCFCNCT_SWNM_VALID) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1674) !lpfc_sw_name_match(conn_entry->conn_rec.switch_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1675) new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1676) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1677) if (conn_entry->conn_rec.flags & FCFCNCT_VLAN_VALID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1678) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1679) * If the vlan bit map does not have the bit set for the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1680) * vlan id to be used, then it is not a match.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1681) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1682) if (!(new_fcf_record->vlan_bitmap
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1683) [conn_entry->conn_rec.vlan_tag / 8] &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1684) (1 << (conn_entry->conn_rec.vlan_tag % 8))))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1685) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1686) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1688) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1689) * If connection record does not support any addressing mode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1690) * skip the FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1691) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1692) if (!(bf_get(lpfc_fcf_record_mac_addr_prov, new_fcf_record)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1693) & (LPFC_FCF_FPMA | LPFC_FCF_SPMA)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1694) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1695)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1696) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1697) * Check if the connection record specifies a required
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1698) * addressing mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1699) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1700) if ((conn_entry->conn_rec.flags & FCFCNCT_AM_VALID) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1701) !(conn_entry->conn_rec.flags & FCFCNCT_AM_PREFERRED)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1702)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1703) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1704) * If SPMA required but FCF not support this continue.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1705) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1706) if ((conn_entry->conn_rec.flags & FCFCNCT_AM_SPMA) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1707) !(bf_get(lpfc_fcf_record_mac_addr_prov,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1708) new_fcf_record) & LPFC_FCF_SPMA))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1709) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1710)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1711) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1712) * If FPMA required but FCF not support this continue.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1713) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1714) if (!(conn_entry->conn_rec.flags & FCFCNCT_AM_SPMA) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1715) !(bf_get(lpfc_fcf_record_mac_addr_prov,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1716) new_fcf_record) & LPFC_FCF_FPMA))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1717) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1718) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1719)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1720) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1721) * This fcf record matches filtering criteria.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1722) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1723) if (conn_entry->conn_rec.flags & FCFCNCT_BOOT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1724) *boot_flag = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1725) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1726) *boot_flag = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1728) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1729) * If user did not specify any addressing mode, or if the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1730) * preferred addressing mode specified by user is not supported
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1731) * by FCF, allow fabric to pick the addressing mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1732) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1733) *addr_mode = bf_get(lpfc_fcf_record_mac_addr_prov,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1734) new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1735) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1736) * If the user specified a required address mode, assign that
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1737) * address mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1738) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1739) if ((conn_entry->conn_rec.flags & FCFCNCT_AM_VALID) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1740) (!(conn_entry->conn_rec.flags & FCFCNCT_AM_PREFERRED)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1741) *addr_mode = (conn_entry->conn_rec.flags &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1742) FCFCNCT_AM_SPMA) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1743) LPFC_FCF_SPMA : LPFC_FCF_FPMA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1744) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1745) * If the user specified a preferred address mode, use the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1746) * addr mode only if FCF support the addr_mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1747) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1748) else if ((conn_entry->conn_rec.flags & FCFCNCT_AM_VALID) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1749) (conn_entry->conn_rec.flags & FCFCNCT_AM_PREFERRED) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1750) (conn_entry->conn_rec.flags & FCFCNCT_AM_SPMA) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1751) (*addr_mode & LPFC_FCF_SPMA))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1752) *addr_mode = LPFC_FCF_SPMA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1753) else if ((conn_entry->conn_rec.flags & FCFCNCT_AM_VALID) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1754) (conn_entry->conn_rec.flags & FCFCNCT_AM_PREFERRED) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1755) !(conn_entry->conn_rec.flags & FCFCNCT_AM_SPMA) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1756) (*addr_mode & LPFC_FCF_FPMA))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1757) *addr_mode = LPFC_FCF_FPMA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1758)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1759) /* If matching connect list has a vlan id, use it */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1760) if (conn_entry->conn_rec.flags & FCFCNCT_VLAN_VALID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1761) *vlan_id = conn_entry->conn_rec.vlan_tag;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1762) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1763) * If no vlan id is specified in connect list, use the vlan id
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1764) * in the FCF record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1765) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1766) else if (fcf_vlan_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1767) *vlan_id = fcf_vlan_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1768) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1769) *vlan_id = LPFC_FCOE_NULL_VID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1770)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1771) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1772) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1773)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1774) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1775) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1777) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1778) * lpfc_check_pending_fcoe_event - Check if there is pending fcoe event.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1779) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1780) * @unreg_fcf: Unregister FCF if FCF table need to be re-scaned.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1781) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1782) * This function check if there is any fcoe event pending while driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1783) * scan FCF entries. If there is any pending event, it will restart the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1784) * FCF saning and return 1 else return 0.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1785) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1786) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1787) lpfc_check_pending_fcoe_event(struct lpfc_hba *phba, uint8_t unreg_fcf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1788) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1789) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1790) * If the Link is up and no FCoE events while in the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1791) * FCF discovery, no need to restart FCF discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1792) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1793) if ((phba->link_state >= LPFC_LINK_UP) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1794) (phba->fcoe_eventtag == phba->fcoe_eventtag_at_fcf_scan))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1795) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1796)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1797) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1798) "2768 Pending link or FCF event during current "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1799) "handling of the previous event: link_state:x%x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1800) "evt_tag_at_scan:x%x, evt_tag_current:x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1801) phba->link_state, phba->fcoe_eventtag_at_fcf_scan,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1802) phba->fcoe_eventtag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1804) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1805) phba->fcf.fcf_flag &= ~FCF_AVAILABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1806) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1807)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1808) if (phba->link_state >= LPFC_LINK_UP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1809) lpfc_printf_log(phba, KERN_INFO, LOG_FIP | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1810) "2780 Restart FCF table scan due to "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1811) "pending FCF event:evt_tag_at_scan:x%x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1812) "evt_tag_current:x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1813) phba->fcoe_eventtag_at_fcf_scan,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1814) phba->fcoe_eventtag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1815) lpfc_sli4_fcf_scan_read_fcf_rec(phba, LPFC_FCOE_FCF_GET_FIRST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1816) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1817) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1818) * Do not continue FCF discovery and clear FCF_TS_INPROG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1819) * flag
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1820) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1821) lpfc_printf_log(phba, KERN_INFO, LOG_FIP | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1822) "2833 Stop FCF discovery process due to link "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1823) "state change (x%x)\n", phba->link_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1824) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1825) phba->hba_flag &= ~(FCF_TS_INPROG | FCF_RR_INPROG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1826) phba->fcf.fcf_flag &= ~(FCF_REDISC_FOV | FCF_DISCOVERY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1827) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1828) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1829)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1830) /* Unregister the currently registered FCF if required */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1831) if (unreg_fcf) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1832) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1833) phba->fcf.fcf_flag &= ~FCF_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1834) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1835) lpfc_sli4_unregister_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1836) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1837) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1838) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1839)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1840) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1841) * lpfc_sli4_new_fcf_random_select - Randomly select an eligible new fcf record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1842) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1843) * @fcf_cnt: number of eligible fcf record seen so far.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1844) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1845) * This function makes an running random selection decision on FCF record to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1846) * use through a sequence of @fcf_cnt eligible FCF records with equal
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1847) * probability. To perform integer manunipulation of random numbers with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1848) * size unit32_t, the lower 16 bits of the 32-bit random number returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1849) * from prandom_u32() are taken as the random random number generated.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1850) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1851) * Returns true when outcome is for the newly read FCF record should be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1852) * chosen; otherwise, return false when outcome is for keeping the previously
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1853) * chosen FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1854) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1855) static bool
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1856) lpfc_sli4_new_fcf_random_select(struct lpfc_hba *phba, uint32_t fcf_cnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1857) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1858) uint32_t rand_num;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1859)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1860) /* Get 16-bit uniform random number */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1861) rand_num = 0xFFFF & prandom_u32();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1862)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1863) /* Decision with probability 1/fcf_cnt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1864) if ((fcf_cnt * rand_num) < 0xFFFF)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1865) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1866) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1867) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1868) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1869)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1870) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1871) * lpfc_sli4_fcf_rec_mbox_parse - Parse read_fcf mbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1872) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1873) * @mboxq: pointer to mailbox object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1874) * @next_fcf_index: pointer to holder of next fcf index.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1875) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1876) * This routine parses the non-embedded fcf mailbox command by performing the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1877) * necessarily error checking, non-embedded read FCF record mailbox command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1878) * SGE parsing, and endianness swapping.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1879) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1880) * Returns the pointer to the new FCF record in the non-embedded mailbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1881) * command DMA memory if successfully, other NULL.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1882) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1883) static struct fcf_record *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1884) lpfc_sli4_fcf_rec_mbox_parse(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1885) uint16_t *next_fcf_index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1886) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1887) void *virt_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1888) struct lpfc_mbx_sge sge;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1889) struct lpfc_mbx_read_fcf_tbl *read_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1890) uint32_t shdr_status, shdr_add_status, if_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1891) union lpfc_sli4_cfg_shdr *shdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1892) struct fcf_record *new_fcf_record;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1893)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1894) /* Get the first SGE entry from the non-embedded DMA memory. This
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1895) * routine only uses a single SGE.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1896) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1897) lpfc_sli4_mbx_sge_get(mboxq, 0, &sge);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1898) if (unlikely(!mboxq->sge_array)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1899) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1900) "2524 Failed to get the non-embedded SGE "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1901) "virtual address\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1902) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1903) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1904) virt_addr = mboxq->sge_array->addr[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1905)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1906) shdr = (union lpfc_sli4_cfg_shdr *)virt_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1907) lpfc_sli_pcimem_bcopy(shdr, shdr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1908) sizeof(union lpfc_sli4_cfg_shdr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1909) shdr_status = bf_get(lpfc_mbox_hdr_status, &shdr->response);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1910) if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1911) shdr_add_status = bf_get(lpfc_mbox_hdr_add_status, &shdr->response);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1912) if (shdr_status || shdr_add_status) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1913) if (shdr_status == STATUS_FCF_TABLE_EMPTY ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1914) if_type == LPFC_SLI_INTF_IF_TYPE_2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1915) lpfc_printf_log(phba, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1916) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1917) "2726 READ_FCF_RECORD Indicates empty "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1918) "FCF table.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1919) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1920) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1921) "2521 READ_FCF_RECORD mailbox failed "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1922) "with status x%x add_status x%x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1923) "mbx\n", shdr_status, shdr_add_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1924) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1925) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1926)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1927) /* Interpreting the returned information of the FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1928) read_fcf = (struct lpfc_mbx_read_fcf_tbl *)virt_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1929) lpfc_sli_pcimem_bcopy(read_fcf, read_fcf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1930) sizeof(struct lpfc_mbx_read_fcf_tbl));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1931) *next_fcf_index = bf_get(lpfc_mbx_read_fcf_tbl_nxt_vindx, read_fcf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1932) new_fcf_record = (struct fcf_record *)(virt_addr +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1933) sizeof(struct lpfc_mbx_read_fcf_tbl));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1934) lpfc_sli_pcimem_bcopy(new_fcf_record, new_fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1935) offsetof(struct fcf_record, vlan_bitmap));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1936) new_fcf_record->word137 = le32_to_cpu(new_fcf_record->word137);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1937) new_fcf_record->word138 = le32_to_cpu(new_fcf_record->word138);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1938)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1939) return new_fcf_record;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1940) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1942) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1943) * lpfc_sli4_log_fcf_record_info - Log the information of a fcf record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1944) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1945) * @fcf_record: pointer to the fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1946) * @vlan_id: the lowest vlan identifier associated to this fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1947) * @next_fcf_index: the index to the next fcf record in hba's fcf table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1948) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1949) * This routine logs the detailed FCF record if the LOG_FIP loggin is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1950) * enabled.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1951) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1952) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1953) lpfc_sli4_log_fcf_record_info(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1954) struct fcf_record *fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1955) uint16_t vlan_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1956) uint16_t next_fcf_index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1957) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1958) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1959) "2764 READ_FCF_RECORD:\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1960) "\tFCF_Index : x%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1961) "\tFCF_Avail : x%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1962) "\tFCF_Valid : x%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1963) "\tFCF_SOL : x%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1964) "\tFIP_Priority : x%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1965) "\tMAC_Provider : x%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1966) "\tLowest VLANID : x%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1967) "\tFCF_MAC Addr : x%x:%x:%x:%x:%x:%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1968) "\tFabric_Name : x%x:%x:%x:%x:%x:%x:%x:%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1969) "\tSwitch_Name : x%x:%x:%x:%x:%x:%x:%x:%x\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1970) "\tNext_FCF_Index: x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1971) bf_get(lpfc_fcf_record_fcf_index, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1972) bf_get(lpfc_fcf_record_fcf_avail, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1973) bf_get(lpfc_fcf_record_fcf_valid, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1974) bf_get(lpfc_fcf_record_fcf_sol, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1975) fcf_record->fip_priority,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1976) bf_get(lpfc_fcf_record_mac_addr_prov, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1977) vlan_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1978) bf_get(lpfc_fcf_record_mac_0, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1979) bf_get(lpfc_fcf_record_mac_1, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1980) bf_get(lpfc_fcf_record_mac_2, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1981) bf_get(lpfc_fcf_record_mac_3, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1982) bf_get(lpfc_fcf_record_mac_4, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1983) bf_get(lpfc_fcf_record_mac_5, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1984) bf_get(lpfc_fcf_record_fab_name_0, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1985) bf_get(lpfc_fcf_record_fab_name_1, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1986) bf_get(lpfc_fcf_record_fab_name_2, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1987) bf_get(lpfc_fcf_record_fab_name_3, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1988) bf_get(lpfc_fcf_record_fab_name_4, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1989) bf_get(lpfc_fcf_record_fab_name_5, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1990) bf_get(lpfc_fcf_record_fab_name_6, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1991) bf_get(lpfc_fcf_record_fab_name_7, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1992) bf_get(lpfc_fcf_record_switch_name_0, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1993) bf_get(lpfc_fcf_record_switch_name_1, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1994) bf_get(lpfc_fcf_record_switch_name_2, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1995) bf_get(lpfc_fcf_record_switch_name_3, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1996) bf_get(lpfc_fcf_record_switch_name_4, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1997) bf_get(lpfc_fcf_record_switch_name_5, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1998) bf_get(lpfc_fcf_record_switch_name_6, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1999) bf_get(lpfc_fcf_record_switch_name_7, fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2000) next_fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2001) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2002)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2003) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2004) * lpfc_sli4_fcf_record_match - testing new FCF record for matching existing FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2005) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2006) * @fcf_rec: pointer to an existing FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2007) * @new_fcf_record: pointer to a new FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2008) * @new_vlan_id: vlan id from the new FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2009) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2010) * This function performs matching test of a new FCF record against an existing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2011) * FCF record. If the new_vlan_id passed in is LPFC_FCOE_IGNORE_VID, vlan id
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2012) * will not be used as part of the FCF record matching criteria.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2013) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2014) * Returns true if all the fields matching, otherwise returns false.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2015) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2016) static bool
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2017) lpfc_sli4_fcf_record_match(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2018) struct lpfc_fcf_rec *fcf_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2019) struct fcf_record *new_fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2020) uint16_t new_vlan_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2021) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2022) if (new_vlan_id != LPFC_FCOE_IGNORE_VID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2023) if (!lpfc_vlan_id_match(fcf_rec->vlan_id, new_vlan_id))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2024) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2025) if (!lpfc_mac_addr_match(fcf_rec->mac_addr, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2026) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2027) if (!lpfc_sw_name_match(fcf_rec->switch_name, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2028) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2029) if (!lpfc_fab_name_match(fcf_rec->fabric_name, new_fcf_record))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2030) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2031) if (fcf_rec->priority != new_fcf_record->fip_priority)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2032) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2033) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2034) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2035)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2036) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2037) * lpfc_sli4_fcf_rr_next_proc - processing next roundrobin fcf
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2038) * @vport: Pointer to vport object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2039) * @fcf_index: index to next fcf.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2040) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2041) * This function processing the roundrobin fcf failover to next fcf index.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2042) * When this function is invoked, there will be a current fcf registered
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2043) * for flogi.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2044) * Return: 0 for continue retrying flogi on currently registered fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2045) * 1 for stop flogi on currently registered fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2046) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2047) int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *vport, uint16_t fcf_index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2048) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2049) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2050) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2051)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2052) if (fcf_index == LPFC_FCOE_FCF_NEXT_NONE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2053) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2054) if (phba->hba_flag & HBA_DEVLOSS_TMO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2055) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2056) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2057) "2872 Devloss tmo with no eligible "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2058) "FCF, unregister in-use FCF (x%x) "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2059) "and rescan FCF table\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2060) phba->fcf.current_rec.fcf_indx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2061) lpfc_unregister_fcf_rescan(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2062) goto stop_flogi_current_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2063) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2064) /* Mark the end to FLOGI roundrobin failover */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2065) phba->hba_flag &= ~FCF_RR_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2066) /* Allow action to new fcf asynchronous event */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2067) phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_SCAN_DONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2068) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2069) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2070) "2865 No FCF available, stop roundrobin FCF "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2071) "failover and change port state:x%x/x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2072) phba->pport->port_state, LPFC_VPORT_UNKNOWN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2073) phba->pport->port_state = LPFC_VPORT_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2074)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2075) if (!phba->fcf.fcf_redisc_attempted) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2076) lpfc_unregister_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2077)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2078) rc = lpfc_sli4_redisc_fcf_table(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2079) if (!rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2080) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2081) "3195 Rediscover FCF table\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2082) phba->fcf.fcf_redisc_attempted = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2083) lpfc_sli4_clear_fcf_rr_bmask(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2084) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2085) lpfc_printf_log(phba, KERN_WARNING, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2086) "3196 Rediscover FCF table "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2087) "failed. Status:x%x\n", rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2088) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2089) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2090) lpfc_printf_log(phba, KERN_WARNING, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2091) "3197 Already rediscover FCF table "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2092) "attempted. No more retry\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2093) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2094) goto stop_flogi_current_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2095) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2096) lpfc_printf_log(phba, KERN_INFO, LOG_FIP | LOG_ELS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2097) "2794 Try FLOGI roundrobin FCF failover to "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2098) "(x%x)\n", fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2099) rc = lpfc_sli4_fcf_rr_read_fcf_rec(phba, fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2100) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2101) lpfc_printf_log(phba, KERN_WARNING, LOG_FIP | LOG_ELS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2102) "2761 FLOGI roundrobin FCF failover "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2103) "failed (rc:x%x) to read FCF (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2104) rc, phba->fcf.current_rec.fcf_indx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2105) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2106) goto stop_flogi_current_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2107) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2108) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2110) stop_flogi_current_fcf:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2111) lpfc_can_disctmo(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2112) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2113) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2115) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2116) * lpfc_sli4_fcf_pri_list_del
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2117) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2118) * @fcf_index: the index of the fcf record to delete
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2119) * This routine checks the on list flag of the fcf_index to be deleted.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2120) * If it is one the list then it is removed from the list, and the flag
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2121) * is cleared. This routine grab the hbalock before removing the fcf
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2122) * record from the list.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2123) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2124) static void lpfc_sli4_fcf_pri_list_del(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2125) uint16_t fcf_index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2126) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2127) struct lpfc_fcf_pri *new_fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2129) new_fcf_pri = &phba->fcf.fcf_pri[fcf_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2130) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2131) "3058 deleting idx x%x pri x%x flg x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2132) fcf_index, new_fcf_pri->fcf_rec.priority,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2133) new_fcf_pri->fcf_rec.flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2134) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2135) if (new_fcf_pri->fcf_rec.flag & LPFC_FCF_ON_PRI_LIST) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2136) if (phba->fcf.current_rec.priority ==
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2137) new_fcf_pri->fcf_rec.priority)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2138) phba->fcf.eligible_fcf_cnt--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2139) list_del_init(&new_fcf_pri->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2140) new_fcf_pri->fcf_rec.flag &= ~LPFC_FCF_ON_PRI_LIST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2141) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2142) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2143) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2145) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2146) * lpfc_sli4_set_fcf_flogi_fail
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2147) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2148) * @fcf_index: the index of the fcf record to update
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2149) * This routine acquires the hbalock and then set the LPFC_FCF_FLOGI_FAILED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2150) * flag so the the round robin slection for the particular priority level
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2151) * will try a different fcf record that does not have this bit set.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2152) * If the fcf record is re-read for any reason this flag is cleared brfore
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2153) * adding it to the priority list.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2154) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2155) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2156) lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *phba, uint16_t fcf_index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2157) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2158) struct lpfc_fcf_pri *new_fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2159) new_fcf_pri = &phba->fcf.fcf_pri[fcf_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2160) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2161) new_fcf_pri->fcf_rec.flag |= LPFC_FCF_FLOGI_FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2162) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2165) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2166) * lpfc_sli4_fcf_pri_list_add
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2167) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2168) * @fcf_index: the index of the fcf record to add
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2169) * @new_fcf_record: pointer to a new FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2170) * This routine checks the priority of the fcf_index to be added.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2171) * If it is a lower priority than the current head of the fcf_pri list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2172) * then it is added to the list in the right order.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2173) * If it is the same priority as the current head of the list then it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2174) * is added to the head of the list and its bit in the rr_bmask is set.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2175) * If the fcf_index to be added is of a higher priority than the current
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2176) * head of the list then the rr_bmask is cleared, its bit is set in the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2177) * rr_bmask and it is added to the head of the list.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2178) * returns:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2179) * 0=success 1=failure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2180) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2181) static int lpfc_sli4_fcf_pri_list_add(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2182) uint16_t fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2183) struct fcf_record *new_fcf_record)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2184) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2185) uint16_t current_fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2186) uint16_t last_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2187) struct lpfc_fcf_pri *fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2188) struct lpfc_fcf_pri *next_fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2189) struct lpfc_fcf_pri *new_fcf_pri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2190) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2192) new_fcf_pri = &phba->fcf.fcf_pri[fcf_index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2193) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2194) "3059 adding idx x%x pri x%x flg x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2195) fcf_index, new_fcf_record->fip_priority,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2196) new_fcf_pri->fcf_rec.flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2197) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2198) if (new_fcf_pri->fcf_rec.flag & LPFC_FCF_ON_PRI_LIST)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2199) list_del_init(&new_fcf_pri->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2200) new_fcf_pri->fcf_rec.fcf_index = fcf_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2201) new_fcf_pri->fcf_rec.priority = new_fcf_record->fip_priority;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2202) if (list_empty(&phba->fcf.fcf_pri_list)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2203) list_add(&new_fcf_pri->list, &phba->fcf.fcf_pri_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2204) ret = lpfc_sli4_fcf_rr_index_set(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2205) new_fcf_pri->fcf_rec.fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2206) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2209) last_index = find_first_bit(phba->fcf.fcf_rr_bmask,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2210) LPFC_SLI4_FCF_TBL_INDX_MAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2211) if (last_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2212) ret = 0; /* Empty rr list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2213) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2214) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2215) current_fcf_pri = phba->fcf.fcf_pri[last_index].fcf_rec.priority;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2216) if (new_fcf_pri->fcf_rec.priority <= current_fcf_pri) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2217) list_add(&new_fcf_pri->list, &phba->fcf.fcf_pri_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2218) if (new_fcf_pri->fcf_rec.priority < current_fcf_pri) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2219) memset(phba->fcf.fcf_rr_bmask, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2220) sizeof(*phba->fcf.fcf_rr_bmask));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2221) /* fcfs_at_this_priority_level = 1; */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2222) phba->fcf.eligible_fcf_cnt = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2223) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2224) /* fcfs_at_this_priority_level++; */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2225) phba->fcf.eligible_fcf_cnt++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2226) ret = lpfc_sli4_fcf_rr_index_set(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2227) new_fcf_pri->fcf_rec.fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2228) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2229) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2231) list_for_each_entry_safe(fcf_pri, next_fcf_pri,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2232) &phba->fcf.fcf_pri_list, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2233) if (new_fcf_pri->fcf_rec.priority <=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2234) fcf_pri->fcf_rec.priority) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2235) if (fcf_pri->list.prev == &phba->fcf.fcf_pri_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2236) list_add(&new_fcf_pri->list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2237) &phba->fcf.fcf_pri_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2238) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2239) list_add(&new_fcf_pri->list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2240) &((struct lpfc_fcf_pri *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2241) fcf_pri->list.prev)->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2242) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2243) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2244) } else if (fcf_pri->list.next == &phba->fcf.fcf_pri_list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2245) || new_fcf_pri->fcf_rec.priority <
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2246) next_fcf_pri->fcf_rec.priority) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2247) list_add(&new_fcf_pri->list, &fcf_pri->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2248) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2249) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2250) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2251) if (new_fcf_pri->fcf_rec.priority > fcf_pri->fcf_rec.priority)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2252) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2254) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2255) ret = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2256) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2257) /* we use = instead of |= to clear the FLOGI_FAILED flag. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2258) new_fcf_pri->fcf_rec.flag = LPFC_FCF_ON_PRI_LIST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2259) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2260) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2261) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2263) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2264) * lpfc_mbx_cmpl_fcf_scan_read_fcf_rec - fcf scan read_fcf mbox cmpl handler.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2265) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2266) * @mboxq: pointer to mailbox object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2267) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2268) * This function iterates through all the fcf records available in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2269) * HBA and chooses the optimal FCF record for discovery. After finding
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2270) * the FCF for discovery it registers the FCF record and kicks start
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2271) * discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2272) * If FCF_IN_USE flag is set in currently used FCF, the routine tries to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2273) * use an FCF record which matches fabric name and mac address of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2274) * currently used FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2275) * If the driver supports only one FCF, it will try to use the FCF record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2276) * used by BOOT_BIOS.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2277) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2278) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2279) lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2280) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2281) struct fcf_record *new_fcf_record;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2282) uint32_t boot_flag, addr_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2283) uint16_t fcf_index, next_fcf_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2284) struct lpfc_fcf_rec *fcf_rec = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2285) uint16_t vlan_id = LPFC_FCOE_NULL_VID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2286) bool select_new_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2287) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2289) /* If there is pending FCoE event restart FCF table scan */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2290) if (lpfc_check_pending_fcoe_event(phba, LPFC_SKIP_UNREG_FCF)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2291) lpfc_sli4_mbox_cmd_free(phba, mboxq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2292) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2293) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2295) /* Parse the FCF record from the non-embedded mailbox command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2296) new_fcf_record = lpfc_sli4_fcf_rec_mbox_parse(phba, mboxq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2297) &next_fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2298) if (!new_fcf_record) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2299) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2300) "2765 Mailbox command READ_FCF_RECORD "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2301) "failed to retrieve a FCF record.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2302) /* Let next new FCF event trigger fast failover */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2303) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2304) phba->hba_flag &= ~FCF_TS_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2305) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2306) lpfc_sli4_mbox_cmd_free(phba, mboxq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2307) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2308) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2310) /* Check the FCF record against the connection list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2311) rc = lpfc_match_fcf_conn_list(phba, new_fcf_record, &boot_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2312) &addr_mode, &vlan_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2314) /* Log the FCF record information if turned on */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2315) lpfc_sli4_log_fcf_record_info(phba, new_fcf_record, vlan_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2316) next_fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2318) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2319) * If the fcf record does not match with connect list entries
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2320) * read the next entry; otherwise, this is an eligible FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2321) * record for roundrobin FCF failover.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2322) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2323) if (!rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2324) lpfc_sli4_fcf_pri_list_del(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2325) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2326) new_fcf_record));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2327) lpfc_printf_log(phba, KERN_WARNING, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2328) "2781 FCF (x%x) failed connection "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2329) "list check: (x%x/x%x/%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2330) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2331) new_fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2332) bf_get(lpfc_fcf_record_fcf_avail,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2333) new_fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2334) bf_get(lpfc_fcf_record_fcf_valid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2335) new_fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2336) bf_get(lpfc_fcf_record_fcf_sol,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2337) new_fcf_record));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2338) if ((phba->fcf.fcf_flag & FCF_IN_USE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2339) lpfc_sli4_fcf_record_match(phba, &phba->fcf.current_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2340) new_fcf_record, LPFC_FCOE_IGNORE_VID)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2341) if (bf_get(lpfc_fcf_record_fcf_index, new_fcf_record) !=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2342) phba->fcf.current_rec.fcf_indx) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2343) lpfc_printf_log(phba, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2344) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2345) "2862 FCF (x%x) matches property "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2346) "of in-use FCF (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2347) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2348) new_fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2349) phba->fcf.current_rec.fcf_indx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2350) goto read_next_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2351) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2352) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2353) * In case the current in-use FCF record becomes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2354) * invalid/unavailable during FCF discovery that
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2355) * was not triggered by fast FCF failover process,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2356) * treat it as fast FCF failover.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2357) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2358) if (!(phba->fcf.fcf_flag & FCF_REDISC_PEND) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2359) !(phba->fcf.fcf_flag & FCF_REDISC_FOV)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2360) lpfc_printf_log(phba, KERN_WARNING, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2361) "2835 Invalid in-use FCF "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2362) "(x%x), enter FCF failover "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2363) "table scan.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2364) phba->fcf.current_rec.fcf_indx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2365) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2366) phba->fcf.fcf_flag |= FCF_REDISC_FOV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2367) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2368) lpfc_sli4_mbox_cmd_free(phba, mboxq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2369) lpfc_sli4_fcf_scan_read_fcf_rec(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2370) LPFC_FCOE_FCF_GET_FIRST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2371) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2372) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2374) goto read_next_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2375) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2376) fcf_index = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2377) rc = lpfc_sli4_fcf_pri_list_add(phba, fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2378) new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2379) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2380) goto read_next_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2381) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2383) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2384) * If this is not the first FCF discovery of the HBA, use last
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2385) * FCF record for the discovery. The condition that a rescan
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2386) * matches the in-use FCF record: fabric name, switch name, mac
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2387) * address, and vlan_id.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2388) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2389) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2390) if (phba->fcf.fcf_flag & FCF_IN_USE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2391) if (phba->cfg_fcf_failover_policy == LPFC_FCF_FOV &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2392) lpfc_sli4_fcf_record_match(phba, &phba->fcf.current_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2393) new_fcf_record, vlan_id)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2394) if (bf_get(lpfc_fcf_record_fcf_index, new_fcf_record) ==
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2395) phba->fcf.current_rec.fcf_indx) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2396) phba->fcf.fcf_flag |= FCF_AVAILABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2397) if (phba->fcf.fcf_flag & FCF_REDISC_PEND)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2398) /* Stop FCF redisc wait timer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2399) __lpfc_sli4_stop_fcf_redisc_wait_timer(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2400) phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2401) else if (phba->fcf.fcf_flag & FCF_REDISC_FOV)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2402) /* Fast failover, mark completed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2403) phba->fcf.fcf_flag &= ~FCF_REDISC_FOV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2404) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2405) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2406) "2836 New FCF matches in-use "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2407) "FCF (x%x), port_state:x%x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2408) "fc_flag:x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2409) phba->fcf.current_rec.fcf_indx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2410) phba->pport->port_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2411) phba->pport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2412) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2413) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2414) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2415) "2863 New FCF (x%x) matches "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2416) "property of in-use FCF (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2417) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2418) new_fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2419) phba->fcf.current_rec.fcf_indx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2420) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2421) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2422) * Read next FCF record from HBA searching for the matching
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2423) * with in-use record only if not during the fast failover
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2424) * period. In case of fast failover period, it shall try to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2425) * determine whether the FCF record just read should be the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2426) * next candidate.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2427) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2428) if (!(phba->fcf.fcf_flag & FCF_REDISC_FOV)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2429) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2430) goto read_next_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2431) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2432) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2433) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2434) * Update on failover FCF record only if it's in FCF fast-failover
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2435) * period; otherwise, update on current FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2436) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2437) if (phba->fcf.fcf_flag & FCF_REDISC_FOV)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2438) fcf_rec = &phba->fcf.failover_rec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2439) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2440) fcf_rec = &phba->fcf.current_rec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2442) if (phba->fcf.fcf_flag & FCF_AVAILABLE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2443) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2444) * If the driver FCF record does not have boot flag
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2445) * set and new hba fcf record has boot flag set, use
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2446) * the new hba fcf record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2447) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2448) if (boot_flag && !(fcf_rec->flag & BOOT_ENABLE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2449) /* Choose this FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2450) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2451) "2837 Update current FCF record "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2452) "(x%x) with new FCF record (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2453) fcf_rec->fcf_indx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2454) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2455) new_fcf_record));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2456) __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2457) addr_mode, vlan_id, BOOT_ENABLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2458) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2459) goto read_next_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2460) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2461) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2462) * If the driver FCF record has boot flag set and the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2463) * new hba FCF record does not have boot flag, read
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2464) * the next FCF record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2465) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2466) if (!boot_flag && (fcf_rec->flag & BOOT_ENABLE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2467) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2468) goto read_next_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2469) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2470) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2471) * If the new hba FCF record has lower priority value
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2472) * than the driver FCF record, use the new record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2473) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2474) if (new_fcf_record->fip_priority < fcf_rec->priority) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2475) /* Choose the new FCF record with lower priority */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2476) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2477) "2838 Update current FCF record "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2478) "(x%x) with new FCF record (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2479) fcf_rec->fcf_indx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2480) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2481) new_fcf_record));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2482) __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2483) addr_mode, vlan_id, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2484) /* Reset running random FCF selection count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2485) phba->fcf.eligible_fcf_cnt = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2486) } else if (new_fcf_record->fip_priority == fcf_rec->priority) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2487) /* Update running random FCF selection count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2488) phba->fcf.eligible_fcf_cnt++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2489) select_new_fcf = lpfc_sli4_new_fcf_random_select(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2490) phba->fcf.eligible_fcf_cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2491) if (select_new_fcf) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2492) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2493) "2839 Update current FCF record "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2494) "(x%x) with new FCF record (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2495) fcf_rec->fcf_indx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2496) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2497) new_fcf_record));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2498) /* Choose the new FCF by random selection */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2499) __lpfc_update_fcf_record(phba, fcf_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2500) new_fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2501) addr_mode, vlan_id, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2502) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2503) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2504) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2505) goto read_next_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2506) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2507) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2508) * This is the first suitable FCF record, choose this record for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2509) * initial best-fit FCF.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2510) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2511) if (fcf_rec) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2512) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2513) "2840 Update initial FCF candidate "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2514) "with FCF (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2515) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2516) new_fcf_record));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2517) __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2518) addr_mode, vlan_id, (boot_flag ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2519) BOOT_ENABLE : 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2520) phba->fcf.fcf_flag |= FCF_AVAILABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2521) /* Setup initial running random FCF selection count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2522) phba->fcf.eligible_fcf_cnt = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2523) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2524) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2525) goto read_next_fcf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2526)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2527) read_next_fcf:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2528) lpfc_sli4_mbox_cmd_free(phba, mboxq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2529) if (next_fcf_index == LPFC_FCOE_FCF_NEXT_NONE || next_fcf_index == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2530) if (phba->fcf.fcf_flag & FCF_REDISC_FOV) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2531) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2532) * Case of FCF fast failover scan
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2533) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2534)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2535) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2536) * It has not found any suitable FCF record, cancel
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2537) * FCF scan inprogress, and do nothing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2538) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2539) if (!(phba->fcf.failover_rec.flag & RECORD_VALID)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2540) lpfc_printf_log(phba, KERN_WARNING, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2541) "2782 No suitable FCF found: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2542) "(x%x/x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2543) phba->fcoe_eventtag_at_fcf_scan,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2544) bf_get(lpfc_fcf_record_fcf_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2545) new_fcf_record));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2546) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2547) if (phba->hba_flag & HBA_DEVLOSS_TMO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2548) phba->hba_flag &= ~FCF_TS_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2549) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2550) /* Unregister in-use FCF and rescan */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2551) lpfc_printf_log(phba, KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2552) LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2553) "2864 On devloss tmo "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2554) "unreg in-use FCF and "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2555) "rescan FCF table\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2556) lpfc_unregister_fcf_rescan(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2557) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2558) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2559) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2560) * Let next new FCF event trigger fast failover
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2561) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2562) phba->hba_flag &= ~FCF_TS_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2563) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2564) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2565) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2566) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2567) * It has found a suitable FCF record that is not
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2568) * the same as in-use FCF record, unregister the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2569) * in-use FCF record, replace the in-use FCF record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2570) * with the new FCF record, mark FCF fast failover
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2571) * completed, and then start register the new FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2572) * record.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2573) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2575) /* Unregister the current in-use FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2576) lpfc_unregister_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2578) /* Replace in-use record with the new record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2579) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2580) "2842 Replace in-use FCF (x%x) "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2581) "with failover FCF (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2582) phba->fcf.current_rec.fcf_indx,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2583) phba->fcf.failover_rec.fcf_indx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2584) memcpy(&phba->fcf.current_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2585) &phba->fcf.failover_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2586) sizeof(struct lpfc_fcf_rec));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2587) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2588) * Mark the fast FCF failover rediscovery completed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2589) * and the start of the first round of the roundrobin
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2590) * FCF failover.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2591) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2592) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2593) phba->fcf.fcf_flag &= ~FCF_REDISC_FOV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2594) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2595) /* Register to the new FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2596) lpfc_register_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2597) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2598) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2599) * In case of transaction period to fast FCF failover,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2600) * do nothing when search to the end of the FCF table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2601) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2602) if ((phba->fcf.fcf_flag & FCF_REDISC_EVT) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2603) (phba->fcf.fcf_flag & FCF_REDISC_PEND))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2604) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2605)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2606) if (phba->cfg_fcf_failover_policy == LPFC_FCF_FOV &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2607) phba->fcf.fcf_flag & FCF_IN_USE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2608) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2609) * In case the current in-use FCF record no
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2610) * longer existed during FCF discovery that
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2611) * was not triggered by fast FCF failover
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2612) * process, treat it as fast FCF failover.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2613) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2614) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2615) "2841 In-use FCF record (x%x) "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2616) "not reported, entering fast "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2617) "FCF failover mode scanning.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2618) phba->fcf.current_rec.fcf_indx);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2619) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2620) phba->fcf.fcf_flag |= FCF_REDISC_FOV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2621) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2622) lpfc_sli4_fcf_scan_read_fcf_rec(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2623) LPFC_FCOE_FCF_GET_FIRST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2624) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2625) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2626) /* Register to the new FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2627) lpfc_register_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2628) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2629) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2630) lpfc_sli4_fcf_scan_read_fcf_rec(phba, next_fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2631) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2632)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2633) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2634) lpfc_sli4_mbox_cmd_free(phba, mboxq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2635) lpfc_register_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2637) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2638) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2639)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2640) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2641) * lpfc_mbx_cmpl_fcf_rr_read_fcf_rec - fcf roundrobin read_fcf mbox cmpl hdler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2642) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2643) * @mboxq: pointer to mailbox object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2644) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2645) * This is the callback function for FLOGI failure roundrobin FCF failover
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2646) * read FCF record mailbox command from the eligible FCF record bmask for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2647) * performing the failover. If the FCF read back is not valid/available, it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2648) * fails through to retrying FLOGI to the currently registered FCF again.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2649) * Otherwise, if the FCF read back is valid and available, it will set the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2650) * newly read FCF record to the failover FCF record, unregister currently
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2651) * registered FCF record, copy the failover FCF record to the current
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2652) * FCF record, and then register the current FCF record before proceeding
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2653) * to trying FLOGI on the new failover FCF.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2654) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2655) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2656) lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2657) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2658) struct fcf_record *new_fcf_record;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2659) uint32_t boot_flag, addr_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2660) uint16_t next_fcf_index, fcf_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2661) uint16_t current_fcf_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2662) uint16_t vlan_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2663) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2665) /* If link state is not up, stop the roundrobin failover process */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2666) if (phba->link_state < LPFC_LINK_UP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2667) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2668) phba->fcf.fcf_flag &= ~FCF_DISCOVERY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2669) phba->hba_flag &= ~FCF_RR_INPROG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2670) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2671) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2672) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2673)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2674) /* Parse the FCF record from the non-embedded mailbox command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2675) new_fcf_record = lpfc_sli4_fcf_rec_mbox_parse(phba, mboxq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2676) &next_fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2677) if (!new_fcf_record) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2678) lpfc_printf_log(phba, KERN_WARNING, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2679) "2766 Mailbox command READ_FCF_RECORD "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2680) "failed to retrieve a FCF record. "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2681) "hba_flg x%x fcf_flg x%x\n", phba->hba_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2682) phba->fcf.fcf_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2683) lpfc_unregister_fcf_rescan(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2684) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2685) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2687) /* Get the needed parameters from FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2688) rc = lpfc_match_fcf_conn_list(phba, new_fcf_record, &boot_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2689) &addr_mode, &vlan_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2691) /* Log the FCF record information if turned on */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2692) lpfc_sli4_log_fcf_record_info(phba, new_fcf_record, vlan_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2693) next_fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2694)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2695) fcf_index = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2696) if (!rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2697) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2698) "2848 Remove ineligible FCF (x%x) from "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2699) "from roundrobin bmask\n", fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2700) /* Clear roundrobin bmask bit for ineligible FCF */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2701) lpfc_sli4_fcf_rr_index_clear(phba, fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2702) /* Perform next round of roundrobin FCF failover */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2703) fcf_index = lpfc_sli4_fcf_rr_next_index_get(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2704) rc = lpfc_sli4_fcf_rr_next_proc(phba->pport, fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2705) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2706) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2707) goto error_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2708) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2710) if (fcf_index == phba->fcf.current_rec.fcf_indx) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2711) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2712) "2760 Perform FLOGI roundrobin FCF failover: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2713) "FCF (x%x) back to FCF (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2714) phba->fcf.current_rec.fcf_indx, fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2715) /* Wait 500 ms before retrying FLOGI to current FCF */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2716) msleep(500);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2717) lpfc_issue_init_vfi(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2718) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2719) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2720)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2721) /* Upload new FCF record to the failover FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2722) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2723) "2834 Update current FCF (x%x) with new FCF (x%x)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2724) phba->fcf.failover_rec.fcf_indx, fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2725) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2726) __lpfc_update_fcf_record(phba, &phba->fcf.failover_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2727) new_fcf_record, addr_mode, vlan_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2728) (boot_flag ? BOOT_ENABLE : 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2729) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2730)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2731) current_fcf_index = phba->fcf.current_rec.fcf_indx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2732)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2733) /* Unregister the current in-use FCF record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2734) lpfc_unregister_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2735)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2736) /* Replace in-use record with the new record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2737) memcpy(&phba->fcf.current_rec, &phba->fcf.failover_rec,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2738) sizeof(struct lpfc_fcf_rec));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2739)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2740) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2741) "2783 Perform FLOGI roundrobin FCF failover: FCF "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2742) "(x%x) to FCF (x%x)\n", current_fcf_index, fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2743)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2744) error_out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2745) lpfc_register_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2746) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2747) lpfc_sli4_mbox_cmd_free(phba, mboxq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2748) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2750) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2751) * lpfc_mbx_cmpl_read_fcf_rec - read fcf completion handler.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2752) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2753) * @mboxq: pointer to mailbox object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2754) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2755) * This is the callback function of read FCF record mailbox command for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2756) * updating the eligible FCF bmask for FLOGI failure roundrobin FCF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2757) * failover when a new FCF event happened. If the FCF read back is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2758) * valid/available and it passes the connection list check, it updates
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2759) * the bmask for the eligible FCF record for roundrobin failover.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2760) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2761) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2762) lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2763) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2764) struct fcf_record *new_fcf_record;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2765) uint32_t boot_flag, addr_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2766) uint16_t fcf_index, next_fcf_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2767) uint16_t vlan_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2768) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2770) /* If link state is not up, no need to proceed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2771) if (phba->link_state < LPFC_LINK_UP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2772) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2773)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2774) /* If FCF discovery period is over, no need to proceed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2775) if (!(phba->fcf.fcf_flag & FCF_DISCOVERY))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2776) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2777)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2778) /* Parse the FCF record from the non-embedded mailbox command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2779) new_fcf_record = lpfc_sli4_fcf_rec_mbox_parse(phba, mboxq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2780) &next_fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2781) if (!new_fcf_record) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2782) lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2783) "2767 Mailbox command READ_FCF_RECORD "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2784) "failed to retrieve a FCF record.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2785) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2786) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2788) /* Check the connection list for eligibility */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2789) rc = lpfc_match_fcf_conn_list(phba, new_fcf_record, &boot_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2790) &addr_mode, &vlan_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2791)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2792) /* Log the FCF record information if turned on */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2793) lpfc_sli4_log_fcf_record_info(phba, new_fcf_record, vlan_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2794) next_fcf_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2796) if (!rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2797) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2798)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2799) /* Update the eligible FCF record index bmask */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2800) fcf_index = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2801)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2802) rc = lpfc_sli4_fcf_pri_list_add(phba, fcf_index, new_fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2804) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2805) lpfc_sli4_mbox_cmd_free(phba, mboxq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2806) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2807)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2808) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2809) * lpfc_init_vfi_cmpl - Completion handler for init_vfi mbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2810) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2811) * @mboxq: pointer to mailbox data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2812) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2813) * This function handles completion of init vfi mailbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2814) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2815) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2816) lpfc_init_vfi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2817) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2818) struct lpfc_vport *vport = mboxq->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2819)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2820) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2821) * VFI not supported on interface type 0, just do the flogi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2822) * Also continue if the VFI is in use - just use the same one.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2823) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2824) if (mboxq->u.mb.mbxStatus &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2825) (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2826) LPFC_SLI_INTF_IF_TYPE_0) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2827) mboxq->u.mb.mbxStatus != MBX_VFI_IN_USE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2828) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2829) "2891 Init VFI mailbox failed 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2830) mboxq->u.mb.mbxStatus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2831) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2832) lpfc_vport_set_state(vport, FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2833) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2834) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2835)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2836) lpfc_initial_flogi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2837) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2838) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2839) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2840)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2841) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2842) * lpfc_issue_init_vfi - Issue init_vfi mailbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2843) * @vport: pointer to lpfc_vport data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2844) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2845) * This function issue a init_vfi mailbox command to initialize the VFI and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2846) * VPI for the physical port.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2847) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2848) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2849) lpfc_issue_init_vfi(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2850) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2851) LPFC_MBOXQ_t *mboxq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2852) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2853) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2855) mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2856) if (!mboxq) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2857) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2858) LOG_TRACE_EVENT, "2892 Failed to allocate "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2859) "init_vfi mailbox\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2860) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2861) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2862) lpfc_init_vfi(mboxq, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2863) mboxq->mbox_cmpl = lpfc_init_vfi_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2864) rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2865) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2866) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2867) "2893 Failed to issue init_vfi mailbox\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2868) mempool_free(mboxq, vport->phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2869) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2870) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2871)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2872) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2873) * lpfc_init_vpi_cmpl - Completion handler for init_vpi mbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2874) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2875) * @mboxq: pointer to mailbox data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2876) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2877) * This function handles completion of init vpi mailbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2878) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2879) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2880) lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2881) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2882) struct lpfc_vport *vport = mboxq->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2883) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2884) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2885)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2886) if (mboxq->u.mb.mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2887) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2888) "2609 Init VPI mailbox failed 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2889) mboxq->u.mb.mbxStatus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2890) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2891) lpfc_vport_set_state(vport, FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2892) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2893) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2894) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2895) vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2896) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2898) /* If this port is physical port or FDISC is done, do reg_vpi */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2899) if ((phba->pport == vport) || (vport->port_state == LPFC_FDISC)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2900) ndlp = lpfc_findnode_did(vport, Fabric_DID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2901) if (!ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2902) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2903) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2904) "2731 Cannot find fabric "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2905) "controller node\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2906) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2907) lpfc_register_new_vport(phba, vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2908) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2909) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2910) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2911)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2912) if (phba->link_flag & LS_NPIV_FAB_SUPPORTED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2913) lpfc_initial_fdisc(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2914) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2915) lpfc_vport_set_state(vport, FC_VPORT_NO_FABRIC_SUPP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2916) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2917) "2606 No NPIV Fabric support\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2918) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2919) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2920) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2921) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2922)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2923) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2924) * lpfc_issue_init_vpi - Issue init_vpi mailbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2925) * @vport: pointer to lpfc_vport data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2926) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2927) * This function issue a init_vpi mailbox command to initialize
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2928) * VPI for the vport.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2929) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2930) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2931) lpfc_issue_init_vpi(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2932) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2933) LPFC_MBOXQ_t *mboxq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2934) int rc, vpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2936) if ((vport->port_type != LPFC_PHYSICAL_PORT) && (!vport->vpi)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2937) vpi = lpfc_alloc_vpi(vport->phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2938) if (!vpi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2939) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2940) "3303 Failed to obtain vport vpi\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2941) lpfc_vport_set_state(vport, FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2942) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2943) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2944) vport->vpi = vpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2945) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2947) mboxq = mempool_alloc(vport->phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2948) if (!mboxq) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2949) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2950) LOG_TRACE_EVENT, "2607 Failed to allocate "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2951) "init_vpi mailbox\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2952) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2953) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2954) lpfc_init_vpi(vport->phba, mboxq, vport->vpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2955) mboxq->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2956) mboxq->mbox_cmpl = lpfc_init_vpi_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2957) rc = lpfc_sli_issue_mbox(vport->phba, mboxq, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2958) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2959) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2960) "2608 Failed to issue init_vpi mailbox\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2961) mempool_free(mboxq, vport->phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2962) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2963) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2964)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2965) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2966) * lpfc_start_fdiscs - send fdiscs for each vports on this port.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2967) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2968) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2969) * This function loops through the list of vports on the @phba and issues an
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2970) * FDISC if possible.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2971) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2972) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2973) lpfc_start_fdiscs(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2974) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2975) struct lpfc_vport **vports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2976) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2977)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2978) vports = lpfc_create_vport_work_array(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2979) if (vports != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2980) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2981) if (vports[i]->port_type == LPFC_PHYSICAL_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2982) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2983) /* There are no vpi for this vport */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2984) if (vports[i]->vpi > phba->max_vpi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2985) lpfc_vport_set_state(vports[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2986) FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2987) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2988) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2989) if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2990) lpfc_vport_set_state(vports[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2991) FC_VPORT_LINKDOWN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2992) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2993) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2994) if (vports[i]->fc_flag & FC_VPORT_NEEDS_INIT_VPI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2995) lpfc_issue_init_vpi(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2996) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2997) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2998) if (phba->link_flag & LS_NPIV_FAB_SUPPORTED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2999) lpfc_initial_fdisc(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3000) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3001) lpfc_vport_set_state(vports[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3002) FC_VPORT_NO_FABRIC_SUPP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3003) lpfc_printf_vlog(vports[i], KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3004) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3005) "0259 No NPIV "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3006) "Fabric support\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3007) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3008) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3009) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3010) lpfc_destroy_vport_work_array(phba, vports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3011) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3012)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3013) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3014) lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3015) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3016) struct lpfc_dmabuf *dmabuf = mboxq->ctx_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3017) struct lpfc_vport *vport = mboxq->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3018) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3020) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3021) * VFI not supported for interface type 0, so ignore any mailbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3022) * error (except VFI in use) and continue with the discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3023) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3024) if (mboxq->u.mb.mbxStatus &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3025) (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3026) LPFC_SLI_INTF_IF_TYPE_0) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3027) mboxq->u.mb.mbxStatus != MBX_VFI_IN_USE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3028) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3029) "2018 REG_VFI mbxStatus error x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3030) "HBA state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3031) mboxq->u.mb.mbxStatus, vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3032) if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3033) /* FLOGI failed, use loop map to make discovery list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3034) lpfc_disc_list_loopmap(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3035) /* Start discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3036) lpfc_disc_start(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3037) goto out_free_mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3038) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3039) lpfc_vport_set_state(vport, FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3040) goto out_free_mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3041) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3042)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3043) /* If the VFI is already registered, there is nothing else to do
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3044) * Unless this was a VFI update and we are in PT2PT mode, then
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3045) * we should drop through to set the port state to ready.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3046) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3047) if (vport->fc_flag & FC_VFI_REGISTERED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3048) if (!(phba->sli_rev == LPFC_SLI_REV4 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3049) vport->fc_flag & FC_PT2PT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3050) goto out_free_mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3051)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3052) /* The VPI is implicitly registered when the VFI is registered */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3053) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3054) vport->vpi_state |= LPFC_VPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3055) vport->fc_flag |= FC_VFI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3056) vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3057) vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3058) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3059)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3060) /* In case SLI4 FC loopback test, we are ready */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3061) if ((phba->sli_rev == LPFC_SLI_REV4) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3062) (phba->link_flag & LS_LOOPBACK_MODE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3063) phba->link_state = LPFC_HBA_READY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3064) goto out_free_mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3065) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3066)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3067) lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3068) "3313 cmpl reg vfi port_state:%x fc_flag:%x myDid:%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3069) "alpacnt:%d LinkState:%x topology:%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3070) vport->port_state, vport->fc_flag, vport->fc_myDID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3071) vport->phba->alpa_map[0],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3072) phba->link_state, phba->fc_topology);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3073)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3074) if (vport->port_state == LPFC_FABRIC_CFG_LINK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3075) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3076) * For private loop or for NPort pt2pt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3077) * just start discovery and we are done.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3078) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3079) if ((vport->fc_flag & FC_PT2PT) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3080) ((phba->fc_topology == LPFC_TOPOLOGY_LOOP) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3081) !(vport->fc_flag & FC_PUBLIC_LOOP))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3082)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3083) /* Use loop map to make discovery list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3084) lpfc_disc_list_loopmap(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3085) /* Start discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3086) if (vport->fc_flag & FC_PT2PT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3087) vport->port_state = LPFC_VPORT_READY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3088) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3089) lpfc_disc_start(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3090) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3091) lpfc_start_fdiscs(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3092) lpfc_do_scr_ns_plogi(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3093) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3094) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3095)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3096) out_free_mem:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3097) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3098) if (dmabuf) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3099) lpfc_mbuf_free(phba, dmabuf->virt, dmabuf->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3100) kfree(dmabuf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3101) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3102) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3103) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3105) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3106) lpfc_mbx_cmpl_read_sparam(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3107) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3108) MAILBOX_t *mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3109) struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *)pmb->ctx_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3110) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3111) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3112) struct serv_parm *sp = &vport->fc_sparam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3113) uint32_t ed_tov;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3115) /* Check for error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3116) if (mb->mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3117) /* READ_SPARAM mbox error <mbxStatus> state <hba_state> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3118) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3119) "0319 READ_SPARAM mbxStatus error x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3120) "hba state x%x>\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3121) mb->mbxStatus, vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3122) lpfc_linkdown(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3123) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3124) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3126) memcpy((uint8_t *) &vport->fc_sparam, (uint8_t *) mp->virt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3127) sizeof (struct serv_parm));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3129) ed_tov = be32_to_cpu(sp->cmn.e_d_tov);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3130) if (sp->cmn.edtovResolution) /* E_D_TOV ticks are in nanoseconds */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3131) ed_tov = (ed_tov + 999999) / 1000000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3133) phba->fc_edtov = ed_tov;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3134) phba->fc_ratov = (2 * ed_tov) / 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3135) if (phba->fc_ratov < FF_DEF_RATOV) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3136) /* RA_TOV should be atleast 10sec for initial flogi */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3137) phba->fc_ratov = FF_DEF_RATOV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3140) lpfc_update_vport_wwn(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3141) fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3142) if (vport->port_type == LPFC_PHYSICAL_PORT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3143) memcpy(&phba->wwnn, &vport->fc_nodename, sizeof(phba->wwnn));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3144) memcpy(&phba->wwpn, &vport->fc_portname, sizeof(phba->wwnn));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3145) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3147) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3148) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3149) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3151) /* Check if sending the FLOGI is being deferred to after we get
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3152) * up to date CSPs from MBX_READ_SPARAM.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3153) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3154) if (phba->hba_flag & HBA_DEFER_FLOGI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3155) lpfc_initial_flogi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3156) phba->hba_flag &= ~HBA_DEFER_FLOGI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3157) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3158) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3160) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3161) pmb->ctx_buf = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3162) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3163) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3164) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3165) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3166) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3169) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3170) lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3171) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3172) struct lpfc_vport *vport = phba->pport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3173) LPFC_MBOXQ_t *sparam_mbox, *cfglink_mbox = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3174) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3175) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3176) struct lpfc_dmabuf *mp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3177) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3178) struct fcf_record *fcf_record;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3179) uint32_t fc_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3180) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3182) spin_lock_irqsave(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3183) phba->fc_linkspeed = bf_get(lpfc_mbx_read_top_link_spd, la);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3185) if (!(phba->hba_flag & HBA_FCOE_MODE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3186) switch (bf_get(lpfc_mbx_read_top_link_spd, la)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3187) case LPFC_LINK_SPEED_1GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3188) case LPFC_LINK_SPEED_2GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3189) case LPFC_LINK_SPEED_4GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3190) case LPFC_LINK_SPEED_8GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3191) case LPFC_LINK_SPEED_10GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3192) case LPFC_LINK_SPEED_16GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3193) case LPFC_LINK_SPEED_32GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3194) case LPFC_LINK_SPEED_64GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3195) case LPFC_LINK_SPEED_128GHZ:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3196) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3197) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3198) phba->fc_linkspeed = LPFC_LINK_SPEED_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3199) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3200) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3201) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3203) if (phba->fc_topology &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3204) phba->fc_topology != bf_get(lpfc_mbx_read_top_topology, la)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3205) lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3206) "3314 Toplogy changed was 0x%x is 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3207) phba->fc_topology,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3208) bf_get(lpfc_mbx_read_top_topology, la));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3209) phba->fc_topology_changed = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3210) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3211)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3212) phba->fc_topology = bf_get(lpfc_mbx_read_top_topology, la);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3213) phba->link_flag &= ~LS_NPIV_FAB_SUPPORTED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3215) shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3216) if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3217) phba->sli3_options &= ~LPFC_SLI3_NPIV_ENABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3219) /* if npiv is enabled and this adapter supports npiv log
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3220) * a message that npiv is not supported in this topology
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3221) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3222) if (phba->cfg_enable_npiv && phba->max_vpi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3223) lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3224) "1309 Link Up Event npiv not supported in loop "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3225) "topology\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3226) /* Get Loop Map information */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3227) if (bf_get(lpfc_mbx_read_top_il, la))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3228) fc_flags |= FC_LBIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3230) vport->fc_myDID = bf_get(lpfc_mbx_read_top_alpa_granted, la);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3231) i = la->lilpBde64.tus.f.bdeSize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3233) if (i == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3234) phba->alpa_map[0] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3235) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3236) if (vport->cfg_log_verbose & LOG_LINK_EVENT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3237) int numalpa, j, k;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3238) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3239) uint8_t pamap[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3240) struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3241) uint32_t wd1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3242) uint32_t wd2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3243) uint32_t wd3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3244) uint32_t wd4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3245) } pa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3246) } un;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3247) numalpa = phba->alpa_map[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3248) j = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3249) while (j < numalpa) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3250) memset(un.pamap, 0, 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3251) for (k = 1; j < numalpa; k++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3252) un.pamap[k - 1] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3253) phba->alpa_map[j + 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3254) j++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3255) if (k == 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3256) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3257) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3258) /* Link Up Event ALPA map */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3259) lpfc_printf_log(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3260) KERN_WARNING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3261) LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3262) "1304 Link Up Event "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3263) "ALPA map Data: x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3264) "x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3265) un.pa.wd1, un.pa.wd2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3266) un.pa.wd3, un.pa.wd4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3267) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3269) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3270) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3271) if (!(phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3272) if (phba->max_vpi && phba->cfg_enable_npiv &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3273) (phba->sli_rev >= LPFC_SLI_REV3))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3274) phba->sli3_options |= LPFC_SLI3_NPIV_ENABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3275) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3276) vport->fc_myDID = phba->fc_pref_DID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3277) fc_flags |= FC_LBIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3278) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3279) spin_unlock_irqrestore(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3281) if (fc_flags) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3282) spin_lock_irqsave(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3283) vport->fc_flag |= fc_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3284) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3285) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3287) lpfc_linkup(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3288) sparam_mbox = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3289)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3290) sparam_mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3291) if (!sparam_mbox)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3292) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3294) rc = lpfc_read_sparam(phba, sparam_mbox, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3295) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3296) mempool_free(sparam_mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3297) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3298) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3299) sparam_mbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3300) sparam_mbox->mbox_cmpl = lpfc_mbx_cmpl_read_sparam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3301) rc = lpfc_sli_issue_mbox(phba, sparam_mbox, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3302) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3303) mp = (struct lpfc_dmabuf *)sparam_mbox->ctx_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3304) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3305) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3306) mempool_free(sparam_mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3307) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3308) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3310) if (!(phba->hba_flag & HBA_FCOE_MODE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3311) cfglink_mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3312) if (!cfglink_mbox)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3313) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3314) vport->port_state = LPFC_LOCAL_CFG_LINK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3315) lpfc_config_link(phba, cfglink_mbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3316) cfglink_mbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3317) cfglink_mbox->mbox_cmpl = lpfc_mbx_cmpl_local_config_link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3318) rc = lpfc_sli_issue_mbox(phba, cfglink_mbox, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3319) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3320) mempool_free(cfglink_mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3321) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3322) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3323) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3324) vport->port_state = LPFC_VPORT_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3325) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3326) * Add the driver's default FCF record at FCF index 0 now. This
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3327) * is phase 1 implementation that support FCF index 0 and driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3328) * defaults.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3329) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3330) if (!(phba->hba_flag & HBA_FIP_SUPPORT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3331) fcf_record = kzalloc(sizeof(struct fcf_record),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3332) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3333) if (unlikely(!fcf_record)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3334) lpfc_printf_log(phba, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3335) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3336) "2554 Could not allocate memory for "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3337) "fcf record\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3338) rc = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3339) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3340) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3342) lpfc_sli4_build_dflt_fcf_record(phba, fcf_record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3343) LPFC_FCOE_FCF_DEF_INDEX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3344) rc = lpfc_sli4_add_fcf_record(phba, fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3345) if (unlikely(rc)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3346) lpfc_printf_log(phba, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3347) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3348) "2013 Could not manually add FCF "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3349) "record 0, status %d\n", rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3350) rc = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3351) kfree(fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3352) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3353) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3354) kfree(fcf_record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3355) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3356) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3357) * The driver is expected to do FIP/FCF. Call the port
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3358) * and get the FCF Table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3359) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3360) spin_lock_irqsave(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3361) if (phba->hba_flag & FCF_TS_INPROG) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3362) spin_unlock_irqrestore(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3363) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3364) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3365) /* This is the initial FCF discovery scan */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3366) phba->fcf.fcf_flag |= FCF_INIT_DISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3367) spin_unlock_irqrestore(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3368) lpfc_printf_log(phba, KERN_INFO, LOG_FIP | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3369) "2778 Start FCF table scan at linkup\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3370) rc = lpfc_sli4_fcf_scan_read_fcf_rec(phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3371) LPFC_FCOE_FCF_GET_FIRST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3372) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3373) spin_lock_irqsave(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3374) phba->fcf.fcf_flag &= ~FCF_INIT_DISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3375) spin_unlock_irqrestore(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3376) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3377) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3378) /* Reset FCF roundrobin bmask for new discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3379) lpfc_sli4_clear_fcf_rr_bmask(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3380) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3382) /* Prepare for LINK up registrations */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3383) memset(phba->os_host_name, 0, sizeof(phba->os_host_name));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3384) scnprintf(phba->os_host_name, sizeof(phba->os_host_name), "%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3385) init_utsname()->nodename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3386) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3387) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3388) lpfc_vport_set_state(vport, FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3389) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3390) "0263 Discovery Mailbox error: state: 0x%x : x%px x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3391) vport->port_state, sparam_mbox, cfglink_mbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3392) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3393) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3394) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3396) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3397) lpfc_enable_la(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3398) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3399) uint32_t control;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3400) struct lpfc_sli *psli = &phba->sli;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3401) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3402) psli->sli_flag |= LPFC_PROCESS_LA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3403) if (phba->sli_rev <= LPFC_SLI_REV3) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3404) control = readl(phba->HCregaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3405) control |= HC_LAINT_ENA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3406) writel(control, phba->HCregaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3407) readl(phba->HCregaddr); /* flush */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3408) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3409) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3410) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3412) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3413) lpfc_mbx_issue_link_down(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3414) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3415) lpfc_linkdown(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3416) lpfc_enable_la(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3417) lpfc_unregister_unused_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3418) /* turn on Link Attention interrupts - no CLEAR_LA needed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3419) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3420)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3421)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3422) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3423) * This routine handles processing a READ_TOPOLOGY mailbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3424) * command upon completion. It is setup in the LPFC_MBOXQ
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3425) * as the completion routine when the command is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3426) * handed off to the SLI layer. SLI4 only.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3427) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3428) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3429) lpfc_mbx_cmpl_read_topology(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3430) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3431) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3432) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3433) struct lpfc_mbx_read_top *la;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3434) struct lpfc_sli_ring *pring;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3435) MAILBOX_t *mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3436) struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *)(pmb->ctx_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3437) uint8_t attn_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3438) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3439)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3440) /* Unblock ELS traffic */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3441) pring = lpfc_phba_elsring(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3442) if (pring)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3443) pring->flag &= ~LPFC_STOP_IOCB_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3444)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3445) /* Check for error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3446) if (mb->mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3447) lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3448) "1307 READ_LA mbox error x%x state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3449) mb->mbxStatus, vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3450) lpfc_mbx_issue_link_down(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3451) phba->link_state = LPFC_HBA_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3452) goto lpfc_mbx_cmpl_read_topology_free_mbuf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3453) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3455) la = (struct lpfc_mbx_read_top *) &pmb->u.mb.un.varReadTop;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3456) attn_type = bf_get(lpfc_mbx_read_top_att_type, la);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3457)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3458) memcpy(&phba->alpa_map[0], mp->virt, 128);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3460) spin_lock_irqsave(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3461) if (bf_get(lpfc_mbx_read_top_pb, la))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3462) vport->fc_flag |= FC_BYPASSED_MODE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3463) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3464) vport->fc_flag &= ~FC_BYPASSED_MODE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3465) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3466)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3467) if (phba->fc_eventTag <= la->eventTag) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3468) phba->fc_stat.LinkMultiEvent++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3469) if (attn_type == LPFC_ATT_LINK_UP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3470) if (phba->fc_eventTag != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3471) lpfc_linkdown(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3472) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3474) phba->fc_eventTag = la->eventTag;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3475) if (phba->sli_rev < LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3476) spin_lock_irqsave(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3477) if (bf_get(lpfc_mbx_read_top_mm, la))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3478) phba->sli.sli_flag |= LPFC_MENLO_MAINT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3479) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3480) phba->sli.sli_flag &= ~LPFC_MENLO_MAINT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3481) spin_unlock_irqrestore(&phba->hbalock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3482) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3484) phba->link_events++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3485) if ((attn_type == LPFC_ATT_LINK_UP) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3486) !(phba->sli.sli_flag & LPFC_MENLO_MAINT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3487) phba->fc_stat.LinkUp++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3488) if (phba->link_flag & LS_LOOPBACK_MODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3489) lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3490) "1306 Link Up Event in loop back mode "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3491) "x%x received Data: x%x x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3492) la->eventTag, phba->fc_eventTag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3493) bf_get(lpfc_mbx_read_top_alpa_granted,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3494) la),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3495) bf_get(lpfc_mbx_read_top_link_spd, la),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3496) phba->alpa_map[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3497) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3498) lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3499) "1303 Link Up Event x%x received "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3500) "Data: x%x x%x x%x x%x x%x x%x %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3501) la->eventTag, phba->fc_eventTag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3502) bf_get(lpfc_mbx_read_top_alpa_granted,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3503) la),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3504) bf_get(lpfc_mbx_read_top_link_spd, la),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3505) phba->alpa_map[0],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3506) bf_get(lpfc_mbx_read_top_mm, la),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3507) bf_get(lpfc_mbx_read_top_fa, la),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3508) phba->wait_4_mlo_maint_flg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3509) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3510) lpfc_mbx_process_link_up(phba, la);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3511) } else if (attn_type == LPFC_ATT_LINK_DOWN ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3512) attn_type == LPFC_ATT_UNEXP_WWPN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3513) phba->fc_stat.LinkDown++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3514) if (phba->link_flag & LS_LOOPBACK_MODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3515) lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3516) "1308 Link Down Event in loop back mode "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3517) "x%x received "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3518) "Data: x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3519) la->eventTag, phba->fc_eventTag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3520) phba->pport->port_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3521) else if (attn_type == LPFC_ATT_UNEXP_WWPN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3522) lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3523) "1313 Link Down Unexpected FA WWPN Event x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3524) "received Data: x%x x%x x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3525) la->eventTag, phba->fc_eventTag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3526) phba->pport->port_state, vport->fc_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3527) bf_get(lpfc_mbx_read_top_mm, la),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3528) bf_get(lpfc_mbx_read_top_fa, la));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3529) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3530) lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3531) "1305 Link Down Event x%x received "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3532) "Data: x%x x%x x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3533) la->eventTag, phba->fc_eventTag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3534) phba->pport->port_state, vport->fc_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3535) bf_get(lpfc_mbx_read_top_mm, la),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3536) bf_get(lpfc_mbx_read_top_fa, la));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3537) lpfc_mbx_issue_link_down(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3538) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3539) if (phba->sli.sli_flag & LPFC_MENLO_MAINT &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3540) attn_type == LPFC_ATT_LINK_UP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3541) if (phba->link_state != LPFC_LINK_DOWN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3542) phba->fc_stat.LinkDown++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3543) lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3544) "1312 Link Down Event x%x received "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3545) "Data: x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3546) la->eventTag, phba->fc_eventTag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3547) phba->pport->port_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3548) lpfc_mbx_issue_link_down(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3549) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3550) lpfc_enable_la(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3552) lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3553) "1310 Menlo Maint Mode Link up Event x%x rcvd "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3554) "Data: x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3555) la->eventTag, phba->fc_eventTag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3556) phba->pport->port_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3557) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3558) * The cmnd that triggered this will be waiting for this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3559) * signal.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3560) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3561) /* WAKEUP for MENLO_SET_MODE or MENLO_RESET command. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3562) if (phba->wait_4_mlo_maint_flg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3563) phba->wait_4_mlo_maint_flg = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3564) wake_up_interruptible(&phba->wait_4_mlo_m_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3565) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3566) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3567)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3568) if ((phba->sli_rev < LPFC_SLI_REV4) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3569) bf_get(lpfc_mbx_read_top_fa, la)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3570) if (phba->sli.sli_flag & LPFC_MENLO_MAINT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3571) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3572) lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3573) "1311 fa %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3574) bf_get(lpfc_mbx_read_top_fa, la));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3575) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3577) lpfc_mbx_cmpl_read_topology_free_mbuf:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3578) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3579) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3580) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3581) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3582) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3584) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3585) * This routine handles processing a REG_LOGIN mailbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3586) * command upon completion. It is setup in the LPFC_MBOXQ
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3587) * as the completion routine when the command is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3588) * handed off to the SLI layer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3589) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3590) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3591) lpfc_mbx_cmpl_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3592) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3593) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3594) struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *)(pmb->ctx_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3595) struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *)pmb->ctx_ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3596) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3597)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3598) pmb->ctx_buf = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3599) pmb->ctx_ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3600)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3601) lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3602) "0002 rpi:%x DID:%x flg:%x %d map:%x x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3603) ndlp->nlp_rpi, ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3604) kref_read(&ndlp->kref),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3605) ndlp->nlp_usg_map, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3606) if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3607) ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3608)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3609) if (ndlp->nlp_flag & NLP_IGNR_REG_CMPL ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3610) ndlp->nlp_state != NLP_STE_REG_LOGIN_ISSUE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3611) /* We rcvd a rscn after issuing this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3612) * mbox reg login, we may have cycled
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3613) * back through the state and be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3614) * back at reg login state so this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3615) * mbox needs to be ignored becase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3616) * there is another reg login in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3617) * process.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3618) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3619) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3620) ndlp->nlp_flag &= ~NLP_IGNR_REG_CMPL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3621) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3623) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3624) * We cannot leave the RPI registered because
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3625) * if we go thru discovery again for this ndlp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3626) * a subsequent REG_RPI will fail.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3627) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3628) ndlp->nlp_flag |= NLP_RPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3629) lpfc_unreg_rpi(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3630) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3632) /* Call state machine */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3633) lpfc_disc_state_machine(vport, ndlp, pmb, NLP_EVT_CMPL_REG_LOGIN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3634)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3635) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3636) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3637) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3638) /* decrement the node reference count held for this callback
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3639) * function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3640) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3641) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3643) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3644) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3646) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3647) lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3648) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3649) MAILBOX_t *mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3650) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3651) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3653) switch (mb->mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3654) case 0x0011:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3655) case 0x0020:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3656) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3657) "0911 cmpl_unreg_vpi, mb status = 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3658) mb->mbxStatus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3659) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3660) /* If VPI is busy, reset the HBA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3661) case 0x9700:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3662) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3663) "2798 Unreg_vpi failed vpi 0x%x, mb status = 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3664) vport->vpi, mb->mbxStatus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3665) if (!(phba->pport->load_flag & FC_UNLOADING))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3666) lpfc_workq_post_event(phba, NULL, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3667) LPFC_EVT_RESET_HBA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3668) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3669) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3670) vport->vpi_state &= ~LPFC_VPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3671) vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3672) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3673) vport->unreg_vpi_cmpl = VPORT_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3674) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3675) lpfc_cleanup_vports_rrqs(vport, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3676) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3677) * This shost reference might have been taken at the beginning of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3678) * lpfc_vport_delete()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3679) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3680) if ((vport->load_flag & FC_UNLOADING) && (vport != phba->pport))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3681) scsi_host_put(shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3682) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3683)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3684) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3685) lpfc_mbx_unreg_vpi(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3686) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3687) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3688) LPFC_MBOXQ_t *mbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3689) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3691) mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3692) if (!mbox)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3693) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3694)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3695) lpfc_unreg_vpi(phba, vport->vpi, mbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3696) mbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3697) mbox->mbox_cmpl = lpfc_mbx_cmpl_unreg_vpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3698) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3699) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3700) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3701) "1800 Could not issue unreg_vpi\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3702) mempool_free(mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3703) vport->unreg_vpi_cmpl = VPORT_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3704) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3705) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3706) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3707) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3708)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3709) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3710) lpfc_mbx_cmpl_reg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3711) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3712) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3713) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3714) MAILBOX_t *mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3716) switch (mb->mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3717) case 0x0011:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3718) case 0x9601:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3719) case 0x9602:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3720) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3721) "0912 cmpl_reg_vpi, mb status = 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3722) mb->mbxStatus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3723) lpfc_vport_set_state(vport, FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3724) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3725) vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3726) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3727) vport->fc_myDID = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3728)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3729) if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3730) (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3731) if (phba->nvmet_support)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3732) lpfc_nvmet_update_targetport(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3733) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3734) lpfc_nvme_update_localport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3735) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3736) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3737) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3738)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3739) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3740) vport->vpi_state |= LPFC_VPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3741) vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3742) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3743) vport->num_disc_nodes = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3744) /* go thru NPR list and issue ELS PLOGIs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3745) if (vport->fc_npr_cnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3746) lpfc_els_disc_plogi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3747)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3748) if (!vport->num_disc_nodes) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3749) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3750) vport->fc_flag &= ~FC_NDISC_ACTIVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3751) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3752) lpfc_can_disctmo(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3753) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3754) vport->port_state = LPFC_VPORT_READY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3755)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3756) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3757) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3758) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3759) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3760)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3761) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3762) * lpfc_create_static_vport - Read HBA config region to create static vports.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3763) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3764) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3765) * This routine issue a DUMP mailbox command for config region 22 to get
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3766) * the list of static vports to be created. The function create vports
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3767) * based on the information returned from the HBA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3768) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3769) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3770) lpfc_create_static_vport(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3771) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3772) LPFC_MBOXQ_t *pmb = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3773) MAILBOX_t *mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3774) struct static_vport_info *vport_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3775) int mbx_wait_rc = 0, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3776) struct fc_vport_identifiers vport_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3777) struct fc_vport *new_fc_vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3778) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3779) struct lpfc_vport *vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3780) uint16_t offset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3781) uint8_t *vport_buff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3782) struct lpfc_dmabuf *mp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3783) uint32_t byte_count = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3784)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3785) pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3786) if (!pmb) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3787) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3788) "0542 lpfc_create_static_vport failed to"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3789) " allocate mailbox memory\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3790) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3791) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3792) memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3793) mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3795) vport_info = kzalloc(sizeof(struct static_vport_info), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3796) if (!vport_info) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3797) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3798) "0543 lpfc_create_static_vport failed to"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3799) " allocate vport_info\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3800) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3801) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3802) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3804) vport_buff = (uint8_t *) vport_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3805) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3806) /* free dma buffer from previous round */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3807) if (pmb->ctx_buf) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3808) mp = (struct lpfc_dmabuf *)pmb->ctx_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3809) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3810) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3811) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3812) if (lpfc_dump_static_vport(phba, pmb, offset))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3813) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3814)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3815) pmb->vport = phba->pport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3816) mbx_wait_rc = lpfc_sli_issue_mbox_wait(phba, pmb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3817) LPFC_MBOX_TMO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3818)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3819) if ((mbx_wait_rc != MBX_SUCCESS) || mb->mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3820) lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3821) "0544 lpfc_create_static_vport failed to"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3822) " issue dump mailbox command ret 0x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3823) "status 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3824) mbx_wait_rc, mb->mbxStatus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3825) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3826) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3827)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3828) if (phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3829) byte_count = pmb->u.mqe.un.mb_words[5];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3830) mp = (struct lpfc_dmabuf *)pmb->ctx_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3831) if (byte_count > sizeof(struct static_vport_info) -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3832) offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3833) byte_count = sizeof(struct static_vport_info)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3834) - offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3835) memcpy(vport_buff + offset, mp->virt, byte_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3836) offset += byte_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3837) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3838) if (mb->un.varDmp.word_cnt >
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3839) sizeof(struct static_vport_info) - offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3840) mb->un.varDmp.word_cnt =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3841) sizeof(struct static_vport_info)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3842) - offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3843) byte_count = mb->un.varDmp.word_cnt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3844) lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3845) vport_buff + offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3846) byte_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3847)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3848) offset += byte_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3849) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3850)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3851) } while (byte_count &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3852) offset < sizeof(struct static_vport_info));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3853)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3855) if ((le32_to_cpu(vport_info->signature) != VPORT_INFO_SIG) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3856) ((le32_to_cpu(vport_info->rev) & VPORT_INFO_REV_MASK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3857) != VPORT_INFO_REV)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3858) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3859) "0545 lpfc_create_static_vport bad"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3860) " information header 0x%x 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3861) le32_to_cpu(vport_info->signature),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3862) le32_to_cpu(vport_info->rev) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3863) VPORT_INFO_REV_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3865) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3866) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3867)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3868) shost = lpfc_shost_from_vport(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3869)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3870) for (i = 0; i < MAX_STATIC_VPORT_COUNT; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3871) memset(&vport_id, 0, sizeof(vport_id));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3872) vport_id.port_name = wwn_to_u64(vport_info->vport_list[i].wwpn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3873) vport_id.node_name = wwn_to_u64(vport_info->vport_list[i].wwnn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3874) if (!vport_id.port_name || !vport_id.node_name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3875) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3876)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3877) vport_id.roles = FC_PORT_ROLE_FCP_INITIATOR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3878) vport_id.vport_type = FC_PORTTYPE_NPIV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3879) vport_id.disable = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3880) new_fc_vport = fc_vport_create(shost, 0, &vport_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3881)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3882) if (!new_fc_vport) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3883) lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3884) "0546 lpfc_create_static_vport failed to"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3885) " create vport\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3886) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3887) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3889) vport = *(struct lpfc_vport **)new_fc_vport->dd_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3890) vport->vport_flag |= STATIC_VPORT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3891) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3892)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3893) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3894) kfree(vport_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3895) if (mbx_wait_rc != MBX_TIMEOUT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3896) if (pmb->ctx_buf) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3897) mp = (struct lpfc_dmabuf *)pmb->ctx_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3898) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3899) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3900) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3901) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3902) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3903)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3904) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3905) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3907) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3908) * This routine handles processing a Fabric REG_LOGIN mailbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3909) * command upon completion. It is setup in the LPFC_MBOXQ
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3910) * as the completion routine when the command is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3911) * handed off to the SLI layer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3912) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3913) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3914) lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3915) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3916) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3917) MAILBOX_t *mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3918) struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *)(pmb->ctx_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3919) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3920) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3922) ndlp = (struct lpfc_nodelist *)pmb->ctx_ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3923) pmb->ctx_ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3924) pmb->ctx_buf = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3925)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3926) if (mb->mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3927) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3928) "0258 Register Fabric login error: 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3929) mb->mbxStatus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3930) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3931) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3932) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3934) if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3935) /* FLOGI failed, use loop map to make discovery list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3936) lpfc_disc_list_loopmap(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3937)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3938) /* Start discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3939) lpfc_disc_start(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3940) /* Decrement the reference count to ndlp after the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3941) * reference to the ndlp are done.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3942) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3943) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3944) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3945) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3947) lpfc_vport_set_state(vport, FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3948) /* Decrement the reference count to ndlp after the reference
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3949) * to the ndlp are done.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3950) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3951) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3952) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3953) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3954)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3955) if (phba->sli_rev < LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3956) ndlp->nlp_rpi = mb->un.varWords[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3957) ndlp->nlp_flag |= NLP_RPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3958) ndlp->nlp_type |= NLP_FABRIC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3959) lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3960)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3961) if (vport->port_state == LPFC_FABRIC_CFG_LINK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3962) /* when physical port receive logo donot start
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3963) * vport discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3964) if (!(vport->fc_flag & FC_LOGO_RCVD_DID_CHNG))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3965) lpfc_start_fdiscs(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3966) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3967) shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3968) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3969) vport->fc_flag &= ~FC_LOGO_RCVD_DID_CHNG ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3970) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3971) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3972) lpfc_do_scr_ns_plogi(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3973) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3974)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3975) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3976) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3977) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3978)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3979) /* Drop the reference count from the mbox at the end after
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3980) * all the current reference to the ndlp have been done.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3981) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3982) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3983) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3984) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3985)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3986) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3987) * This routine will issue a GID_FT for each FC4 Type supported
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3988) * by the driver. ALL GID_FTs must complete before discovery is started.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3989) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3990) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3991) lpfc_issue_gidft(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3992) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3993) /* Good status, issue CT Request to NameServer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3994) if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3995) (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3996) if (lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 0, SLI_CTPT_FCP)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3997) /* Cannot issue NameServer FCP Query, so finish up
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3998) * discovery
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3999) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4000) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4001) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4002) "0604 %s FC TYPE %x %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4003) "Failed to issue GID_FT to ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4004) FC_TYPE_FCP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4005) "Finishing discovery.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4006) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4007) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4008) vport->gidft_inp++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4009) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4010)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4011) if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4012) (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4013) if (lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 0, SLI_CTPT_NVME)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4014) /* Cannot issue NameServer NVME Query, so finish up
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4015) * discovery
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4016) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4017) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4018) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4019) "0605 %s FC_TYPE %x %s %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4020) "Failed to issue GID_FT to ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4021) FC_TYPE_NVME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4022) "Finishing discovery: gidftinp ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4023) vport->gidft_inp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4024) if (vport->gidft_inp == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4025) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4026) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4027) vport->gidft_inp++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4028) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4029) return vport->gidft_inp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4030) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4031)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4032) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4033) * lpfc_issue_gidpt - issue a GID_PT for all N_Ports
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4034) * @vport: The virtual port for which this call is being executed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4035) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4036) * This routine will issue a GID_PT to get a list of all N_Ports
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4037) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4038) * Return value :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4039) * 0 - Failure to issue a GID_PT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4040) * 1 - GID_PT issued
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4041) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4042) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4043) lpfc_issue_gidpt(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4044) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4045) /* Good status, issue CT Request to NameServer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4046) if (lpfc_ns_cmd(vport, SLI_CTNS_GID_PT, 0, GID_PT_N_PORT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4047) /* Cannot issue NameServer FCP Query, so finish up
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4048) * discovery
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4049) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4050) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4051) "0606 %s Port TYPE %x %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4052) "Failed to issue GID_PT to ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4053) GID_PT_N_PORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4054) "Finishing discovery.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4055) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4056) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4057) vport->gidft_inp++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4058) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4059) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4060)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4061) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4062) * This routine handles processing a NameServer REG_LOGIN mailbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4063) * command upon completion. It is setup in the LPFC_MBOXQ
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4064) * as the completion routine when the command is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4065) * handed off to the SLI layer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4066) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4067) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4068) lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4069) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4070) MAILBOX_t *mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4071) struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *)(pmb->ctx_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4072) struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *)pmb->ctx_ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4073) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4074)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4075) pmb->ctx_buf = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4076) pmb->ctx_ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4077) vport->gidft_inp = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4078)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4079) if (mb->mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4080) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4081) "0260 Register NameServer error: 0x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4082) mb->mbxStatus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4083)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4084) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4085) /* decrement the node reference count held for this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4086) * callback function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4087) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4088) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4089) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4090) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4091) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4092)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4093) /* If no other thread is using the ndlp, free it */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4094) lpfc_nlp_not_used(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4095)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4096) if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4097) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4098) * RegLogin failed, use loop map to make discovery
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4099) * list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4100) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4101) lpfc_disc_list_loopmap(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4103) /* Start discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4104) lpfc_disc_start(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4105) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4106) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4107) lpfc_vport_set_state(vport, FC_VPORT_FAILED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4108) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4109) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4111) if (phba->sli_rev < LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4112) ndlp->nlp_rpi = mb->un.varWords[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4113) ndlp->nlp_flag |= NLP_RPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4114) ndlp->nlp_type |= NLP_FABRIC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4115) lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4116) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4117) "0003 rpi:%x DID:%x flg:%x %d map%x x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4118) ndlp->nlp_rpi, ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4119) kref_read(&ndlp->kref),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4120) ndlp->nlp_usg_map, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4122) if (vport->port_state < LPFC_VPORT_READY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4123) /* Link up discovery requires Fabric registration. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4124) lpfc_ns_cmd(vport, SLI_CTNS_RNN_ID, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4125) lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4126) lpfc_ns_cmd(vport, SLI_CTNS_RSPN_ID, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4127) lpfc_ns_cmd(vport, SLI_CTNS_RFT_ID, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4129) if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4130) (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4131) lpfc_ns_cmd(vport, SLI_CTNS_RFF_ID, 0, FC_TYPE_FCP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4133) if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4134) (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4135) lpfc_ns_cmd(vport, SLI_CTNS_RFF_ID, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4136) FC_TYPE_NVME);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4138) /* Issue SCR just before NameServer GID_FT Query */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4139) lpfc_issue_els_scr(vport, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4141) lpfc_issue_els_rdf(vport, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4142) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4144) vport->fc_ns_retry = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4145) if (lpfc_issue_gidft(vport) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4146) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4148) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4149) * At this point in time we may need to wait for multiple
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4150) * SLI_CTNS_GID_FT CT commands to complete before we start discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4151) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4152) * decrement the node reference count held for this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4153) * callback function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4154) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4155) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4156) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4157) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4158) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4160) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4163) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4164) lpfc_register_remote_port(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4165) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4166) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4167) struct fc_rport *rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4168) struct lpfc_rport_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4169) struct fc_rport_identifiers rport_ids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4170) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4172) if (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4173) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4174)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4175) /* Remote port has reappeared. Re-register w/ FC transport */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4176) rport_ids.node_name = wwn_to_u64(ndlp->nlp_nodename.u.wwn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4177) rport_ids.port_name = wwn_to_u64(ndlp->nlp_portname.u.wwn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4178) rport_ids.port_id = ndlp->nlp_DID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4179) rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4181) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4182) * We leave our node pointer in rport->dd_data when we unregister a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4183) * FCP target port. But fc_remote_port_add zeros the space to which
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4184) * rport->dd_data points. So, if we're reusing a previously
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4185) * registered port, drop the reference that we took the last time we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4186) * registered the port.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4187) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4188) rport = ndlp->rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4189) if (rport) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4190) rdata = rport->dd_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4191) /* break the link before dropping the ref */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4192) ndlp->rport = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4193) if (rdata) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4194) if (rdata->pnode == ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4195) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4196) rdata->pnode = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4197) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4198) /* drop reference for earlier registeration */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4199) put_device(&rport->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4200) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4202) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4203) "rport add: did:x%x flg:x%x type x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4204) ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4206) /* Don't add the remote port if unloading. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4207) if (vport->load_flag & FC_UNLOADING)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4208) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4210) ndlp->rport = rport = fc_remote_port_add(shost, 0, &rport_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4211) if (!rport || !get_device(&rport->dev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4212) dev_printk(KERN_WARNING, &phba->pcidev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4213) "Warning: fc_remote_port_add failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4214) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4215) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4217) /* initialize static port data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4218) rport->maxframe_size = ndlp->nlp_maxframe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4219) rport->supported_classes = ndlp->nlp_class_sup;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4220) rdata = rport->dd_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4221) rdata->pnode = lpfc_nlp_get(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4223) if (ndlp->nlp_type & NLP_FCP_TARGET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4224) rport_ids.roles |= FC_PORT_ROLE_FCP_TARGET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4225) if (ndlp->nlp_type & NLP_FCP_INITIATOR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4226) rport_ids.roles |= FC_PORT_ROLE_FCP_INITIATOR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4227) if (ndlp->nlp_type & NLP_NVME_INITIATOR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4228) rport_ids.roles |= FC_PORT_ROLE_NVME_INITIATOR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4229) if (ndlp->nlp_type & NLP_NVME_TARGET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4230) rport_ids.roles |= FC_PORT_ROLE_NVME_TARGET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4231) if (ndlp->nlp_type & NLP_NVME_DISCOVERY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4232) rport_ids.roles |= FC_PORT_ROLE_NVME_DISCOVERY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4234) if (rport_ids.roles != FC_RPORT_ROLE_UNKNOWN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4235) fc_remote_port_rolechg(rport, rport_ids.roles);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4237) lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4238) "3183 rport register x%06x, rport x%px role x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4239) ndlp->nlp_DID, rport, rport_ids.roles);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4241) if ((rport->scsi_target_id != -1) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4242) (rport->scsi_target_id < LPFC_MAX_TARGET)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4243) ndlp->nlp_sid = rport->scsi_target_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4244) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4245) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4246) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4248) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4249) lpfc_unregister_remote_port(struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4250) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4251) struct fc_rport *rport = ndlp->rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4252) struct lpfc_vport *vport = ndlp->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4254) if (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4255) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4257) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4258) "rport delete: did:x%x flg:x%x type x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4259) ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4261) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4262) "3184 rport unregister x%06x, rport x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4263) ndlp->nlp_DID, rport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4264)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4265) fc_remote_port_delete(rport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4267) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4270) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4271) lpfc_nlp_counters(struct lpfc_vport *vport, int state, int count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4272) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4273) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4274) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4276) spin_lock_irqsave(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4277) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4278) case NLP_STE_UNUSED_NODE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4279) vport->fc_unused_cnt += count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4280) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4281) case NLP_STE_PLOGI_ISSUE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4282) vport->fc_plogi_cnt += count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4283) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4284) case NLP_STE_ADISC_ISSUE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4285) vport->fc_adisc_cnt += count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4286) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4287) case NLP_STE_REG_LOGIN_ISSUE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4288) vport->fc_reglogin_cnt += count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4289) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4290) case NLP_STE_PRLI_ISSUE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4291) vport->fc_prli_cnt += count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4292) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4293) case NLP_STE_UNMAPPED_NODE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4294) vport->fc_unmap_cnt += count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4295) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4296) case NLP_STE_MAPPED_NODE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4297) vport->fc_map_cnt += count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4298) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4299) case NLP_STE_NPR_NODE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4300) if (vport->fc_npr_cnt == 0 && count == -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4301) vport->fc_npr_cnt = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4302) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4303) vport->fc_npr_cnt += count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4304) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4305) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4306) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4307) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4309) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4310) lpfc_nlp_state_cleanup(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4311) int old_state, int new_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4312) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4313) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4315) if (new_state == NLP_STE_UNMAPPED_NODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4316) ndlp->nlp_flag &= ~NLP_NODEV_REMOVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4317) ndlp->nlp_type |= NLP_FC_NODE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4318) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4319) if (new_state == NLP_STE_MAPPED_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4320) ndlp->nlp_flag &= ~NLP_NODEV_REMOVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4321) if (new_state == NLP_STE_NPR_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4322) ndlp->nlp_flag &= ~NLP_RCV_PLOGI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4324) /* FCP and NVME Transport interface */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4325) if ((old_state == NLP_STE_MAPPED_NODE ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4326) old_state == NLP_STE_UNMAPPED_NODE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4327) if (ndlp->rport) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4328) vport->phba->nport_event_cnt++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4329) lpfc_unregister_remote_port(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4330) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4332) if (ndlp->nlp_fc4_type & NLP_FC4_NVME) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4333) vport->phba->nport_event_cnt++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4334) if (vport->phba->nvmet_support == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4335) /* Start devloss if target. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4336) if (ndlp->nlp_type & NLP_NVME_TARGET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4337) lpfc_nvme_unregister_port(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4338) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4339) /* NVMET has no upcall. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4340) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4341) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4342) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4343) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4345) /* FCP and NVME Transport interfaces */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4347) if (new_state == NLP_STE_MAPPED_NODE ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4348) new_state == NLP_STE_UNMAPPED_NODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4349) if (ndlp->nlp_fc4_type ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4350) ndlp->nlp_DID == Fabric_DID ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4351) ndlp->nlp_DID == NameServer_DID ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4352) ndlp->nlp_DID == FDMI_DID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4353) vport->phba->nport_event_cnt++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4354) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4355) * Tell the fc transport about the port, if we haven't
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4356) * already. If we have, and it's a scsi entity, be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4357) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4358) lpfc_register_remote_port(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4359) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4360) /* Notify the NVME transport of this new rport. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4361) if (vport->phba->sli_rev >= LPFC_SLI_REV4 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4362) ndlp->nlp_fc4_type & NLP_FC4_NVME) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4363) if (vport->phba->nvmet_support == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4364) /* Register this rport with the transport.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4365) * Only NVME Target Rports are registered with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4366) * the transport.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4367) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4368) if (ndlp->nlp_type & NLP_NVME_TARGET) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4369) vport->phba->nport_event_cnt++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4370) lpfc_nvme_register_port(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4371) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4372) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4373) /* Just take an NDLP ref count since the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4374) * target does not register rports.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4375) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4376) lpfc_nlp_get(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4377) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4378) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4379) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4381) if ((new_state == NLP_STE_MAPPED_NODE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4382) (vport->stat_data_enabled)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4383) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4384) * A new target is discovered, if there is no buffer for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4385) * statistical data collection allocate buffer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4386) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4387) ndlp->lat_data = kcalloc(LPFC_MAX_BUCKET_COUNT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4388) sizeof(struct lpfc_scsicmd_bkt),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4389) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4391) if (!ndlp->lat_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4392) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4393) "0286 lpfc_nlp_state_cleanup failed to "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4394) "allocate statistical data buffer DID "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4395) "0x%x\n", ndlp->nlp_DID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4396) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4397) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4398) * If the node just added to Mapped list was an FCP target,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4399) * but the remote port registration failed or assigned a target
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4400) * id outside the presentable range - move the node to the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4401) * Unmapped List.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4402) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4403) if ((new_state == NLP_STE_MAPPED_NODE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4404) (ndlp->nlp_type & NLP_FCP_TARGET) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4405) (!ndlp->rport ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4406) ndlp->rport->scsi_target_id == -1 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4407) ndlp->rport->scsi_target_id >= LPFC_MAX_TARGET)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4408) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4409) ndlp->nlp_flag |= NLP_TGT_NO_SCSIID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4410) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4411) lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4412) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4413) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4414)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4415) static char *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4416) lpfc_nlp_state_name(char *buffer, size_t size, int state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4417) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4418) static char *states[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4419) [NLP_STE_UNUSED_NODE] = "UNUSED",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4420) [NLP_STE_PLOGI_ISSUE] = "PLOGI",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4421) [NLP_STE_ADISC_ISSUE] = "ADISC",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4422) [NLP_STE_REG_LOGIN_ISSUE] = "REGLOGIN",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4423) [NLP_STE_PRLI_ISSUE] = "PRLI",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4424) [NLP_STE_LOGO_ISSUE] = "LOGO",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4425) [NLP_STE_UNMAPPED_NODE] = "UNMAPPED",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4426) [NLP_STE_MAPPED_NODE] = "MAPPED",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4427) [NLP_STE_NPR_NODE] = "NPR",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4428) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4429)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4430) if (state < NLP_STE_MAX_STATE && states[state])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4431) strlcpy(buffer, states[state], size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4432) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4433) snprintf(buffer, size, "unknown (%d)", state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4434) return buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4435) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4436)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4437) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4438) lpfc_nlp_set_state(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4439) int state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4440) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4441) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4442) int old_state = ndlp->nlp_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4443) char name1[16], name2[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4444)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4445) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4446) "0904 NPort state transition x%06x, %s -> %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4447) ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4448) lpfc_nlp_state_name(name1, sizeof(name1), old_state),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4449) lpfc_nlp_state_name(name2, sizeof(name2), state));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4450)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4451) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4452) "node statechg did:x%x old:%d ste:%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4453) ndlp->nlp_DID, old_state, state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4455) if (old_state == NLP_STE_NPR_NODE &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4456) state != NLP_STE_NPR_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4457) lpfc_cancel_retry_delay_tmo(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4458) if (old_state == NLP_STE_UNMAPPED_NODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4459) ndlp->nlp_flag &= ~NLP_TGT_NO_SCSIID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4460) ndlp->nlp_type &= ~NLP_FC_NODE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4461) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4463) if (list_empty(&ndlp->nlp_listp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4464) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4465) list_add_tail(&ndlp->nlp_listp, &vport->fc_nodes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4466) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4467) } else if (old_state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4468) lpfc_nlp_counters(vport, old_state, -1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4469)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4470) ndlp->nlp_state = state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4471) lpfc_nlp_counters(vport, state, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4472) lpfc_nlp_state_cleanup(vport, ndlp, old_state, state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4473) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4475) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4476) lpfc_enqueue_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4477) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4478) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4480) if (list_empty(&ndlp->nlp_listp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4481) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4482) list_add_tail(&ndlp->nlp_listp, &vport->fc_nodes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4483) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4484) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4485) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4487) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4488) lpfc_dequeue_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4489) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4490) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4491)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4492) lpfc_cancel_retry_delay_tmo(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4493) if (ndlp->nlp_state && !list_empty(&ndlp->nlp_listp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4494) lpfc_nlp_counters(vport, ndlp->nlp_state, -1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4495) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4496) list_del_init(&ndlp->nlp_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4497) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4498) lpfc_nlp_state_cleanup(vport, ndlp, ndlp->nlp_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4499) NLP_STE_UNUSED_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4500) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4501)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4502) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4503) lpfc_disable_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4504) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4505) lpfc_cancel_retry_delay_tmo(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4506) if (ndlp->nlp_state && !list_empty(&ndlp->nlp_listp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4507) lpfc_nlp_counters(vport, ndlp->nlp_state, -1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4508) lpfc_nlp_state_cleanup(vport, ndlp, ndlp->nlp_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4509) NLP_STE_UNUSED_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4510) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4511) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4512) * lpfc_initialize_node - Initialize all fields of node object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4513) * @vport: Pointer to Virtual Port object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4514) * @ndlp: Pointer to FC node object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4515) * @did: FC_ID of the node.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4516) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4517) * This function is always called when node object need to be initialized.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4518) * It initializes all the fields of the node object. Although the reference
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4519) * to phba from @ndlp can be obtained indirectly through it's reference to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4520) * @vport, a direct reference to phba is taken here by @ndlp. This is due
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4521) * to the life-span of the @ndlp might go beyond the existence of @vport as
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4522) * the final release of ndlp is determined by its reference count. And, the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4523) * operation on @ndlp needs the reference to phba.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4524) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4525) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4526) lpfc_initialize_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4527) uint32_t did)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4528) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4529) INIT_LIST_HEAD(&ndlp->els_retry_evt.evt_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4530) INIT_LIST_HEAD(&ndlp->dev_loss_evt.evt_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4531) timer_setup(&ndlp->nlp_delayfunc, lpfc_els_retry_delay, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4532) INIT_LIST_HEAD(&ndlp->recovery_evt.evt_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4533)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4534) ndlp->nlp_DID = did;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4535) ndlp->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4536) ndlp->phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4537) ndlp->nlp_sid = NLP_NO_SID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4538) ndlp->nlp_fc4_type = NLP_FC4_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4539) kref_init(&ndlp->kref);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4540) NLP_INT_NODE_ACT(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4541) atomic_set(&ndlp->cmd_pending, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4542) ndlp->cmd_qdepth = vport->cfg_tgt_queue_depth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4543) ndlp->nlp_defer_did = NLP_EVT_NOTHING_PENDING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4544) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4546) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4547) lpfc_enable_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4548) int state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4549) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4550) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4551) uint32_t did, flag;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4552) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4553) unsigned long *active_rrqs_xri_bitmap = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4554) int rpi = LPFC_RPI_ALLOC_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4555) uint32_t defer_did = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4556)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4557) if (!ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4558) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4559)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4560) if (phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4561) if (ndlp->nlp_rpi == LPFC_RPI_ALLOC_ERROR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4562) rpi = lpfc_sli4_alloc_rpi(vport->phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4563) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4564) rpi = ndlp->nlp_rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4566) if (rpi == LPFC_RPI_ALLOC_ERROR) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4567) lpfc_printf_vlog(vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4568) "0359 %s: ndlp:x%px "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4569) "usgmap:x%x refcnt:%d FAILED RPI "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4570) " ALLOC\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4571) __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4572) (void *)ndlp, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4573) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4574) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4575) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4576) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4578) spin_lock_irqsave(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4579) /* The ndlp should not be in memory free mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4580) if (NLP_CHK_FREE_REQ(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4581) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4582) lpfc_printf_vlog(vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4583) "0277 %s: ndlp:x%px "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4584) "usgmap:x%x refcnt:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4585) __func__, (void *)ndlp, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4586) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4587) goto free_rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4588) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4589) /* The ndlp should not already be in active mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4590) if (NLP_CHK_NODE_ACT(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4591) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4592) lpfc_printf_vlog(vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4593) "0278 %s: ndlp:x%px "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4594) "usgmap:x%x refcnt:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4595) __func__, (void *)ndlp, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4596) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4597) goto free_rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4598) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4600) /* First preserve the orginal DID, xri_bitmap and some flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4601) did = ndlp->nlp_DID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4602) flag = (ndlp->nlp_flag & NLP_UNREG_INP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4603) if (flag & NLP_UNREG_INP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4604) defer_did = ndlp->nlp_defer_did;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4605) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4606) active_rrqs_xri_bitmap = ndlp->active_rrqs_xri_bitmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4608) /* Zero ndlp except of ndlp linked list pointer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4609) memset((((char *)ndlp) + sizeof (struct list_head)), 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4610) sizeof (struct lpfc_nodelist) - sizeof (struct list_head));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4611)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4612) /* Next reinitialize and restore saved objects */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4613) lpfc_initialize_node(vport, ndlp, did);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4614) ndlp->nlp_flag |= flag;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4615) if (flag & NLP_UNREG_INP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4616) ndlp->nlp_defer_did = defer_did;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4617) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4618) ndlp->active_rrqs_xri_bitmap = active_rrqs_xri_bitmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4620) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4621) if (vport->phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4622) ndlp->nlp_rpi = rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4623) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4624) "0008 rpi:%x DID:%x flg:%x refcnt:%d "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4625) "map:%x x%px\n", ndlp->nlp_rpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4626) ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4627) kref_read(&ndlp->kref),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4628) ndlp->nlp_usg_map, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4629) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4632) if (state != NLP_STE_UNUSED_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4633) lpfc_nlp_set_state(vport, ndlp, state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4634) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4635) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4636) "0013 rpi:%x DID:%x flg:%x refcnt:%d "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4637) "map:%x x%px STATE=UNUSED\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4638) ndlp->nlp_rpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4639) ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4640) kref_read(&ndlp->kref),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4641) ndlp->nlp_usg_map, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4643) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4644) "node enable: did:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4645) ndlp->nlp_DID, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4646) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4648) free_rpi:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4649) if (phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4650) lpfc_sli4_free_rpi(vport->phba, rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4651) ndlp->nlp_rpi = LPFC_RPI_ALLOC_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4652) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4653) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4654) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4655)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4656) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4657) lpfc_drop_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4658) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4659) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4660) * Use of lpfc_drop_node and UNUSED list: lpfc_drop_node should
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4661) * be used if we wish to issue the "last" lpfc_nlp_put() to remove
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4662) * the ndlp from the vport. The ndlp marked as UNUSED on the list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4663) * until ALL other outstanding threads have completed. We check
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4664) * that the ndlp not already in the UNUSED state before we proceed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4665) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4666) if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4667) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4668) lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4669) if (vport->phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4670) lpfc_cleanup_vports_rrqs(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4671) lpfc_unreg_rpi(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4672) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4673)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4674) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4675) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4676) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4677)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4678) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4679) * Start / ReStart rescue timer for Discovery / RSCN handling
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4680) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4681) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4682) lpfc_set_disctmo(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4683) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4684) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4685) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4686) uint32_t tmo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4688) if (vport->port_state == LPFC_LOCAL_CFG_LINK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4689) /* For FAN, timeout should be greater than edtov */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4690) tmo = (((phba->fc_edtov + 999) / 1000) + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4691) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4692) /* Normal discovery timeout should be > than ELS/CT timeout
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4693) * FC spec states we need 3 * ratov for CT requests
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4694) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4695) tmo = ((phba->fc_ratov * 3) + 3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4696) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4697)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4698)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4699) if (!timer_pending(&vport->fc_disctmo)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4700) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4701) "set disc timer: tmo:x%x state:x%x flg:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4702) tmo, vport->port_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4703) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4704)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4705) mod_timer(&vport->fc_disctmo, jiffies + msecs_to_jiffies(1000 * tmo));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4706) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4707) vport->fc_flag |= FC_DISC_TMO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4708) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4710) /* Start Discovery Timer state <hba_state> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4711) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4712) "0247 Start Discovery Timer state x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4713) "Data: x%x x%lx x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4714) vport->port_state, tmo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4715) (unsigned long)&vport->fc_disctmo, vport->fc_plogi_cnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4716) vport->fc_adisc_cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4717)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4718) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4719) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4720)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4721) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4722) * Cancel rescue timer for Discovery / RSCN handling
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4723) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4724) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4725) lpfc_can_disctmo(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4726) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4727) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4728) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4730) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4731) "can disc timer: state:x%x rtry:x%x flg:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4732) vport->port_state, vport->fc_ns_retry, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4733)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4734) /* Turn off discovery timer if its running */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4735) if (vport->fc_flag & FC_DISC_TMO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4736) spin_lock_irqsave(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4737) vport->fc_flag &= ~FC_DISC_TMO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4738) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4739) del_timer_sync(&vport->fc_disctmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4740) spin_lock_irqsave(&vport->work_port_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4741) vport->work_port_events &= ~WORKER_DISC_TMO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4742) spin_unlock_irqrestore(&vport->work_port_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4743) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4744)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4745) /* Cancel Discovery Timer state <hba_state> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4746) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4747) "0248 Cancel Discovery Timer state x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4748) "Data: x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4749) vport->port_state, vport->fc_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4750) vport->fc_plogi_cnt, vport->fc_adisc_cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4751) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4752) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4753)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4754) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4755) * Check specified ring for outstanding IOCB on the SLI queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4756) * Return true if iocb matches the specified nport
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4757) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4758) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4759) lpfc_check_sli_ndlp(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4760) struct lpfc_sli_ring *pring,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4761) struct lpfc_iocbq *iocb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4762) struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4763) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4764) IOCB_t *icmd = &iocb->iocb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4765) struct lpfc_vport *vport = ndlp->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4767) if (iocb->vport != vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4768) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4770) if (pring->ringno == LPFC_ELS_RING) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4771) switch (icmd->ulpCommand) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4772) case CMD_GEN_REQUEST64_CR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4773) if (iocb->context_un.ndlp == ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4774) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4775) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4776) case CMD_ELS_REQUEST64_CR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4777) if (icmd->un.elsreq64.remoteID == ndlp->nlp_DID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4778) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4779) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4780) case CMD_XMIT_ELS_RSP64_CX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4781) if (iocb->context1 == (uint8_t *) ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4782) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4783) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4784) } else if (pring->ringno == LPFC_FCP_RING) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4785) /* Skip match check if waiting to relogin to FCP target */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4786) if ((ndlp->nlp_type & NLP_FCP_TARGET) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4787) (ndlp->nlp_flag & NLP_DELAY_TMO)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4788) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4789) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4790) if (icmd->ulpContext == (volatile ushort)ndlp->nlp_rpi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4791) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4792) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4793) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4794) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4795) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4796)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4797) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4798) __lpfc_dequeue_nport_iocbs(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4799) struct lpfc_nodelist *ndlp, struct lpfc_sli_ring *pring,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4800) struct list_head *dequeue_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4801) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4802) struct lpfc_iocbq *iocb, *next_iocb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4804) list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4805) /* Check to see if iocb matches the nport */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4806) if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4807) /* match, dequeue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4808) list_move_tail(&iocb->list, dequeue_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4809) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4810) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4812) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4813) lpfc_sli3_dequeue_nport_iocbs(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4814) struct lpfc_nodelist *ndlp, struct list_head *dequeue_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4815) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4816) struct lpfc_sli *psli = &phba->sli;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4817) uint32_t i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4818)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4819) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4820) for (i = 0; i < psli->num_rings; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4821) __lpfc_dequeue_nport_iocbs(phba, ndlp, &psli->sli3_ring[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4822) dequeue_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4823) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4824) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4825)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4826) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4827) lpfc_sli4_dequeue_nport_iocbs(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4828) struct lpfc_nodelist *ndlp, struct list_head *dequeue_list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4829) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4830) struct lpfc_sli_ring *pring;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4831) struct lpfc_queue *qp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4832)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4833) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4834) list_for_each_entry(qp, &phba->sli4_hba.lpfc_wq_list, wq_list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4835) pring = qp->pring;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4836) if (!pring)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4837) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4838) spin_lock(&pring->ring_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4839) __lpfc_dequeue_nport_iocbs(phba, ndlp, pring, dequeue_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4840) spin_unlock(&pring->ring_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4841) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4842) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4843) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4844)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4845) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4846) * Free resources / clean up outstanding I/Os
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4847) * associated with nlp_rpi in the LPFC_NODELIST entry.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4848) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4849) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4850) lpfc_no_rpi(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4851) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4852) LIST_HEAD(completions);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4853)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4854) lpfc_fabric_abort_nport(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4855)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4856) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4857) * Everything that matches on txcmplq will be returned
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4858) * by firmware with a no rpi error.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4859) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4860) if (ndlp->nlp_flag & NLP_RPI_REGISTERED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4861) if (phba->sli_rev != LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4862) lpfc_sli3_dequeue_nport_iocbs(phba, ndlp, &completions);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4863) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4864) lpfc_sli4_dequeue_nport_iocbs(phba, ndlp, &completions);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4865) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4866)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4867) /* Cancel all the IOCBs from the completions list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4868) lpfc_sli_cancel_iocbs(phba, &completions, IOSTAT_LOCAL_REJECT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4869) IOERR_SLI_ABORTED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4870)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4871) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4872) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4873)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4874) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4875) * lpfc_nlp_logo_unreg - Unreg mailbox completion handler before LOGO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4876) * @phba: Pointer to HBA context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4877) * @pmb: Pointer to mailbox object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4878) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4879) * This function will issue an ELS LOGO command after completing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4880) * the UNREG_RPI.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4881) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4882) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4883) lpfc_nlp_logo_unreg(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4884) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4885) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4886) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4887)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4888) ndlp = (struct lpfc_nodelist *)(pmb->ctx_ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4889) if (!ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4890) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4891) lpfc_issue_els_logo(vport, ndlp, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4892) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4893)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4894) /* Check to see if there are any deferred events to process */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4895) if ((ndlp->nlp_flag & NLP_UNREG_INP) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4896) (ndlp->nlp_defer_did != NLP_EVT_NOTHING_PENDING)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4897) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4898) "1434 UNREG cmpl deferred logo x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4899) "on NPort x%x Data: x%x x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4900) ndlp->nlp_rpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4901) ndlp->nlp_defer_did, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4902)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4903) ndlp->nlp_flag &= ~NLP_UNREG_INP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4904) ndlp->nlp_defer_did = NLP_EVT_NOTHING_PENDING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4905) lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4906) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4907) if (ndlp->nlp_flag & NLP_RELEASE_RPI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4908) lpfc_sli4_free_rpi(vport->phba, ndlp->nlp_rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4909) ndlp->nlp_flag &= ~NLP_RELEASE_RPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4910) ndlp->nlp_rpi = LPFC_RPI_ALLOC_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4911) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4912) ndlp->nlp_flag &= ~NLP_UNREG_INP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4913) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4914) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4916) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4917) * Sets the mailbox completion handler to be used for the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4918) * unreg_rpi command. The handler varies based on the state of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4919) * the port and what will be happening to the rpi next.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4920) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4921) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4922) lpfc_set_unreg_login_mbx_cmpl(struct lpfc_hba *phba, struct lpfc_vport *vport,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4923) struct lpfc_nodelist *ndlp, LPFC_MBOXQ_t *mbox)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4924) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4925) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4926)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4927) if (ndlp->nlp_flag & NLP_ISSUE_LOGO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4928) mbox->ctx_ndlp = ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4929) mbox->mbox_cmpl = lpfc_nlp_logo_unreg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4930)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4931) } else if (phba->sli_rev == LPFC_SLI_REV4 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4932) (!(vport->load_flag & FC_UNLOADING)) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4933) (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) >=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4934) LPFC_SLI_INTF_IF_TYPE_2) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4935) (kref_read(&ndlp->kref) > 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4936) mbox->ctx_ndlp = lpfc_nlp_get(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4937) mbox->mbox_cmpl = lpfc_sli4_unreg_rpi_cmpl_clr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4938) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4939) if (vport->load_flag & FC_UNLOADING) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4940) if (phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4941) spin_lock_irqsave(&vport->phba->ndlp_lock,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4942) iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4943) ndlp->nlp_flag |= NLP_RELEASE_RPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4944) spin_unlock_irqrestore(&vport->phba->ndlp_lock,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4945) iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4946) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4947) lpfc_nlp_get(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4948) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4949) mbox->ctx_ndlp = ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4950) mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4951) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4952) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4953)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4954) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4955) * Free rpi associated with LPFC_NODELIST entry.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4956) * This routine is called from lpfc_freenode(), when we are removing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4957) * a LPFC_NODELIST entry. It is also called if the driver initiates a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4958) * LOGO that completes successfully, and we are waiting to PLOGI back
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4959) * to the remote NPort. In addition, it is called after we receive
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4960) * and unsolicated ELS cmd, send back a rsp, the rsp completes and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4961) * we are waiting to PLOGI back to the remote NPort.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4962) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4963) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4964) lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4965) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4966) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4967) LPFC_MBOXQ_t *mbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4968) int rc, acc_plogi = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4969) uint16_t rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4970)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4971) if (ndlp->nlp_flag & NLP_RPI_REGISTERED ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4972) ndlp->nlp_flag & NLP_REG_LOGIN_SEND) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4973) if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4974) lpfc_printf_vlog(vport, KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4975) LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4976) "3366 RPI x%x needs to be "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4977) "unregistered nlp_flag x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4978) "did x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4979) ndlp->nlp_rpi, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4980) ndlp->nlp_DID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4981)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4982) /* If there is already an UNREG in progress for this ndlp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4983) * no need to queue up another one.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4984) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4985) if (ndlp->nlp_flag & NLP_UNREG_INP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4986) lpfc_printf_vlog(vport, KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4987) LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4988) "1436 unreg_rpi SKIP UNREG x%x on "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4989) "NPort x%x deferred x%x flg x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4990) "Data: x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4991) ndlp->nlp_rpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4992) ndlp->nlp_defer_did,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4993) ndlp->nlp_flag, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4994) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4995) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4996)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4997) mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4998) if (mbox) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4999) /* SLI4 ports require the physical rpi value. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5000) rpi = ndlp->nlp_rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5001) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5002) rpi = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5003)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5004) lpfc_unreg_login(phba, vport->vpi, rpi, mbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5005) mbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5006) lpfc_set_unreg_login_mbx_cmpl(phba, vport, ndlp, mbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5007) if (mbox->mbox_cmpl == lpfc_sli4_unreg_rpi_cmpl_clr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5008) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5009) * accept PLOGIs after unreg_rpi_cmpl
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5010) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5011) acc_plogi = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5012) if (((ndlp->nlp_DID & Fabric_DID_MASK) !=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5013) Fabric_DID_MASK) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5014) (!(vport->fc_flag & FC_OFFLINE_MODE)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5015) ndlp->nlp_flag |= NLP_UNREG_INP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5016)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5017) lpfc_printf_vlog(vport, KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5018) LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5019) "1433 unreg_rpi UNREG x%x on "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5020) "NPort x%x deferred flg x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5021) "Data:x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5022) ndlp->nlp_rpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5023) ndlp->nlp_flag, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5025) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5026) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5027) mempool_free(mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5028) acc_plogi = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5029) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5030) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5031) lpfc_printf_vlog(vport, KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5032) LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5033) "1444 Failed to allocate mempool "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5034) "unreg_rpi UNREG x%x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5035) "DID x%x, flag x%x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5036) "ndlp x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5037) ndlp->nlp_rpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5038) ndlp->nlp_flag, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5039)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5040) /* Because mempool_alloc failed, we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5041) * will issue a LOGO here and keep the rpi alive if
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5042) * not unloading.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5043) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5044) if (!(vport->load_flag & FC_UNLOADING)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5045) ndlp->nlp_flag &= ~NLP_UNREG_INP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5046) lpfc_issue_els_logo(vport, ndlp, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5047) ndlp->nlp_prev_state = ndlp->nlp_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5048) lpfc_nlp_set_state(vport, ndlp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5049) NLP_STE_NPR_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5050) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5051)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5052) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5053) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5054) lpfc_no_rpi(phba, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5055) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5056) if (phba->sli_rev != LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5057) ndlp->nlp_rpi = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5058) ndlp->nlp_flag &= ~NLP_RPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5059) ndlp->nlp_flag &= ~NLP_NPR_ADISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5060) if (acc_plogi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5061) ndlp->nlp_flag &= ~NLP_LOGO_ACC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5062) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5063) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5064) ndlp->nlp_flag &= ~NLP_LOGO_ACC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5065) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5066) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5067)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5068) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5069) * lpfc_unreg_hba_rpis - Unregister rpis registered to the hba.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5070) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5071) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5072) * This routine is invoked to unregister all the currently registered RPIs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5073) * to the HBA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5074) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5075) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5076) lpfc_unreg_hba_rpis(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5077) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5078) struct lpfc_vport **vports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5079) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5080) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5081) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5082)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5083) vports = lpfc_create_vport_work_array(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5084) if (!vports) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5085) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5086) "2884 Vport array allocation failed \n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5087) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5088) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5089) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5090) shost = lpfc_shost_from_vport(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5091) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5092) list_for_each_entry(ndlp, &vports[i]->fc_nodes, nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5093) if (ndlp->nlp_flag & NLP_RPI_REGISTERED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5094) /* The mempool_alloc might sleep */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5095) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5096) lpfc_unreg_rpi(vports[i], ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5097) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5098) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5099) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5100) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5101) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5102) lpfc_destroy_vport_work_array(phba, vports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5103) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5105) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5106) lpfc_unreg_all_rpis(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5107) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5108) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5109) LPFC_MBOXQ_t *mbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5110) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5112) if (phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5113) lpfc_sli4_unreg_all_rpis(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5114) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5115) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5117) mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5118) if (mbox) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5119) lpfc_unreg_login(phba, vport->vpi, LPFC_UNREG_ALL_RPIS_VPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5120) mbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5121) mbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5122) mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5123) mbox->ctx_ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5124) rc = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5125) if (rc != MBX_TIMEOUT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5126) mempool_free(mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5128) if ((rc == MBX_TIMEOUT) || (rc == MBX_NOT_FINISHED))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5129) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5130) "1836 Could not issue "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5131) "unreg_login(all_rpis) status %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5132) rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5133) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5134) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5136) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5137) lpfc_unreg_default_rpis(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5138) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5139) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5140) LPFC_MBOXQ_t *mbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5141) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5143) /* Unreg DID is an SLI3 operation. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5144) if (phba->sli_rev > LPFC_SLI_REV3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5145) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5147) mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5148) if (mbox) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5149) lpfc_unreg_did(phba, vport->vpi, LPFC_UNREG_ALL_DFLT_RPIS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5150) mbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5151) mbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5152) mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5153) mbox->ctx_ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5154) rc = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5155) if (rc != MBX_TIMEOUT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5156) mempool_free(mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5158) if ((rc == MBX_TIMEOUT) || (rc == MBX_NOT_FINISHED))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5159) lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5160) "1815 Could not issue "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5161) "unreg_did (default rpis) status %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5162) rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5164) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5166) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5167) * Free resources associated with LPFC_NODELIST entry
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5168) * so it can be freed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5169) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5170) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5171) lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5172) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5173) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5174) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5175) LPFC_MBOXQ_t *mb, *nextmb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5176) struct lpfc_dmabuf *mp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5177) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5179) /* Cleanup node for NPort <nlp_DID> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5180) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5181) "0900 Cleanup node for NPort x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5182) "Data: x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5183) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5184) ndlp->nlp_state, ndlp->nlp_rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5185) if (NLP_CHK_FREE_REQ(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5186) lpfc_printf_vlog(vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5187) "0280 %s: ndlp:x%px "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5188) "usgmap:x%x refcnt:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5189) __func__, (void *)ndlp, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5190) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5191) lpfc_dequeue_node(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5192) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5193) lpfc_printf_vlog(vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5194) "0281 %s: ndlp:x%px "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5195) "usgmap:x%x refcnt:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5196) __func__, (void *)ndlp, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5197) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5198) lpfc_disable_node(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5199) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5202) /* Don't need to clean up REG_LOGIN64 cmds for Default RPI cleanup */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5204) /* cleanup any ndlp on mbox q waiting for reglogin cmpl */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5205) if ((mb = phba->sli.mbox_active)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5206) if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5207) !(mb->mbox_flag & LPFC_MBX_IMED_UNREG) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5208) (ndlp == (struct lpfc_nodelist *)mb->ctx_ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5209) mb->ctx_ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5210) mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5212) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5214) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5215) /* Cleanup REG_LOGIN completions which are not yet processed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5216) list_for_each_entry(mb, &phba->sli.mboxq_cmpl, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5217) if ((mb->u.mb.mbxCommand != MBX_REG_LOGIN64) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5218) (mb->mbox_flag & LPFC_MBX_IMED_UNREG) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5219) (ndlp != (struct lpfc_nodelist *)mb->ctx_ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5220) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5222) mb->ctx_ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5223) mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5224) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5226) list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5227) if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5228) !(mb->mbox_flag & LPFC_MBX_IMED_UNREG) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5229) (ndlp == (struct lpfc_nodelist *)mb->ctx_ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5230) mp = (struct lpfc_dmabuf *)(mb->ctx_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5231) if (mp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5232) __lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5233) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5234) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5235) list_del(&mb->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5236) mempool_free(mb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5237) /* We shall not invoke the lpfc_nlp_put to decrement
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5238) * the ndlp reference count as we are in the process
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5239) * of lpfc_nlp_release.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5240) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5241) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5242) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5243) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5245) lpfc_els_abort(phba, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5247) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5248) ndlp->nlp_flag &= ~NLP_DELAY_TMO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5249) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5251) ndlp->nlp_last_elscmd = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5252) del_timer_sync(&ndlp->nlp_delayfunc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5254) list_del_init(&ndlp->els_retry_evt.evt_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5255) list_del_init(&ndlp->dev_loss_evt.evt_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5256) list_del_init(&ndlp->recovery_evt.evt_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5257) lpfc_cleanup_vports_rrqs(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5258) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5259) ndlp->nlp_flag |= NLP_RELEASE_RPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5260) if (!lpfc_unreg_rpi(vport, ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5261) /* Clean up unregistered and non freed rpis */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5262) if ((ndlp->nlp_flag & NLP_RELEASE_RPI) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5263) !(ndlp->nlp_rpi == LPFC_RPI_ALLOC_ERROR)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5264) lpfc_sli4_free_rpi(vport->phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5265) ndlp->nlp_rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5266) spin_lock_irqsave(&vport->phba->ndlp_lock,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5267) iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5268) ndlp->nlp_flag &= ~NLP_RELEASE_RPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5269) ndlp->nlp_rpi = LPFC_RPI_ALLOC_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5270) spin_unlock_irqrestore(&vport->phba->ndlp_lock,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5271) iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5272) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5273) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5274) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5275) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5277) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5278) * Check to see if we can free the nlp back to the freelist.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5279) * If we are in the middle of using the nlp in the discovery state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5280) * machine, defer the free till we reach the end of the state machine.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5281) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5282) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5283) lpfc_nlp_remove(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5284) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5285) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5286) struct lpfc_rport_data *rdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5287) struct fc_rport *rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5288) LPFC_MBOXQ_t *mbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5289) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5291) lpfc_cancel_retry_delay_tmo(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5292) if ((ndlp->nlp_flag & NLP_DEFER_RM) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5293) !(ndlp->nlp_flag & NLP_REG_LOGIN_SEND) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5294) !(ndlp->nlp_flag & NLP_RPI_REGISTERED) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5295) phba->sli_rev != LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5296) /* For this case we need to cleanup the default rpi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5297) * allocated by the firmware.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5298) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5299) lpfc_printf_vlog(vport, KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5300) LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5301) "0005 Cleanup Default rpi:x%x DID:x%x flg:x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5302) "ref %d map:x%x ndlp x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5303) ndlp->nlp_rpi, ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5304) kref_read(&ndlp->kref),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5305) ndlp->nlp_usg_map, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5306) if ((mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5307) != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5308) rc = lpfc_reg_rpi(phba, vport->vpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5309) (uint8_t *) &vport->fc_sparam, mbox, ndlp->nlp_rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5310) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5311) mempool_free(mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5312) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5313) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5314) mbox->mbox_flag |= LPFC_MBX_IMED_UNREG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5315) mbox->mbox_cmpl = lpfc_mbx_cmpl_dflt_rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5316) mbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5317) mbox->ctx_ndlp = ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5318) rc =lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5319) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5320) mempool_free(mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5321) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5322) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5323) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5324) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5325) lpfc_cleanup_node(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5327) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5328) * ndlp->rport must be set to NULL before it reaches here
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5329) * i.e. break rport/node link before doing lpfc_nlp_put for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5330) * registered rport and then drop the reference of rport.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5331) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5332) if (ndlp->rport) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5333) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5334) * extra lpfc_nlp_put dropped the reference of ndlp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5335) * for registered rport so need to cleanup rport
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5336) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5337) lpfc_printf_vlog(vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5338) "0940 removed node x%px DID x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5339) "rpi %d rport not null x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5340) ndlp, ndlp->nlp_DID, ndlp->nlp_rpi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5341) ndlp->rport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5342) rport = ndlp->rport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5343) rdata = rport->dd_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5344) rdata->pnode = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5345) ndlp->rport = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5346) put_device(&rport->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5347) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5348) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5349)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5350) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5351) lpfc_matchdid(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5352) uint32_t did)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5353) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5354) D_ID mydid, ndlpdid, matchdid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5356) if (did == Bcast_DID)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5357) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5358)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5359) /* First check for Direct match */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5360) if (ndlp->nlp_DID == did)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5361) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5363) /* Next check for area/domain identically equals 0 match */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5364) mydid.un.word = vport->fc_myDID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5365) if ((mydid.un.b.domain == 0) && (mydid.un.b.area == 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5366) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5367) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5369) matchdid.un.word = did;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5370) ndlpdid.un.word = ndlp->nlp_DID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5371) if (matchdid.un.b.id == ndlpdid.un.b.id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5372) if ((mydid.un.b.domain == matchdid.un.b.domain) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5373) (mydid.un.b.area == matchdid.un.b.area)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5374) /* This code is supposed to match the ID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5375) * for a private loop device that is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5376) * connect to fl_port. But we need to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5377) * check that the port did not just go
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5378) * from pt2pt to fabric or we could end
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5379) * up matching ndlp->nlp_DID 000001 to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5380) * fabric DID 0x20101
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5381) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5382) if ((ndlpdid.un.b.domain == 0) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5383) (ndlpdid.un.b.area == 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5384) if (ndlpdid.un.b.id &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5385) vport->phba->fc_topology ==
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5386) LPFC_TOPOLOGY_LOOP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5387) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5388) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5389) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5390) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5391)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5392) matchdid.un.word = ndlp->nlp_DID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5393) if ((mydid.un.b.domain == ndlpdid.un.b.domain) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5394) (mydid.un.b.area == ndlpdid.un.b.area)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5395) if ((matchdid.un.b.domain == 0) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5396) (matchdid.un.b.area == 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5397) if (matchdid.un.b.id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5398) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5399) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5400) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5401) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5402) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5403) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5405) /* Search for a nodelist entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5406) static struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5407) __lpfc_findnode_did(struct lpfc_vport *vport, uint32_t did)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5408) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5409) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5410) uint32_t data1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5412) list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5413) if (lpfc_matchdid(vport, ndlp, did)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5414) data1 = (((uint32_t)ndlp->nlp_state << 24) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5415) ((uint32_t)ndlp->nlp_xri << 16) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5416) ((uint32_t)ndlp->nlp_type << 8) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5417) ((uint32_t)ndlp->nlp_usg_map & 0xff));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5418) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5419) "0929 FIND node DID "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5420) "Data: x%px x%x x%x x%x x%x x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5421) ndlp, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5422) ndlp->nlp_flag, data1, ndlp->nlp_rpi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5423) ndlp->active_rrqs_xri_bitmap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5424) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5425) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5426) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5428) /* FIND node did <did> NOT FOUND */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5429) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5430) "0932 FIND node did x%x NOT FOUND.\n", did);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5431) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5432) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5434) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5435) lpfc_findnode_did(struct lpfc_vport *vport, uint32_t did)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5436) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5437) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5438) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5439) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5440)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5441) spin_lock_irqsave(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5442) ndlp = __lpfc_findnode_did(vport, did);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5443) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5444) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5445) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5446)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5447) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5448) lpfc_findnode_mapped(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5449) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5450) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5451) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5452) uint32_t data1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5453) unsigned long iflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5455) spin_lock_irqsave(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5457) list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5458) if (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5459) ndlp->nlp_state == NLP_STE_MAPPED_NODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5460) data1 = (((uint32_t)ndlp->nlp_state << 24) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5461) ((uint32_t)ndlp->nlp_xri << 16) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5462) ((uint32_t)ndlp->nlp_type << 8) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5463) ((uint32_t)ndlp->nlp_rpi & 0xff));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5464) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5465) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5466) "2025 FIND node DID "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5467) "Data: x%px x%x x%x x%x x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5468) ndlp, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5469) ndlp->nlp_flag, data1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5470) ndlp->active_rrqs_xri_bitmap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5471) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5472) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5473) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5474) spin_unlock_irqrestore(shost->host_lock, iflags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5476) /* FIND node did <did> NOT FOUND */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5477) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5478) "2026 FIND mapped did NOT FOUND.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5479) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5480) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5482) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5483) lpfc_setup_disc_node(struct lpfc_vport *vport, uint32_t did)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5484) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5485) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5486) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5488) ndlp = lpfc_findnode_did(vport, did);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5489) if (!ndlp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5490) if (vport->phba->nvmet_support)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5491) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5492) if ((vport->fc_flag & FC_RSCN_MODE) != 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5493) lpfc_rscn_payload_check(vport, did) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5494) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5495) ndlp = lpfc_nlp_init(vport, did);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5496) if (!ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5497) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5498) lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5499)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5500) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5501) "6453 Setup New Node 2B_DISC x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5502) "Data:x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5503) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5504) ndlp->nlp_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5506) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5507) ndlp->nlp_flag |= NLP_NPR_2B_DISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5508) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5509) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5510) } else if (!NLP_CHK_NODE_ACT(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5511) if (vport->phba->nvmet_support)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5512) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5513) ndlp = lpfc_enable_node(vport, ndlp, NLP_STE_NPR_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5514) if (!ndlp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5515) lpfc_printf_vlog(vport, KERN_WARNING, LOG_SLI,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5516) "0014 Could not enable ndlp\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5517) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5518) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5519) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5520) "6454 Setup Enabled Node 2B_DISC x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5521) "Data:x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5522) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5523) ndlp->nlp_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5525) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5526) ndlp->nlp_flag |= NLP_NPR_2B_DISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5527) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5528) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5529) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5530)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5531) /* The NVME Target does not want to actively manage an rport.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5532) * The goal is to allow the target to reset its state and clear
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5533) * pending IO in preparation for the initiator to recover.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5534) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5535) if ((vport->fc_flag & FC_RSCN_MODE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5536) !(vport->fc_flag & FC_NDISC_ACTIVE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5537) if (lpfc_rscn_payload_check(vport, did)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5539) /* Since this node is marked for discovery,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5540) * delay timeout is not needed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5541) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5542) lpfc_cancel_retry_delay_tmo(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5543)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5544) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5545) "6455 Setup RSCN Node 2B_DISC x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5546) "Data:x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5547) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5548) ndlp->nlp_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5550) /* NVME Target mode waits until rport is known to be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5551) * impacted by the RSCN before it transitions. No
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5552) * active management - just go to NPR provided the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5553) * node had a valid login.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5554) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5555) if (vport->phba->nvmet_support)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5556) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5557)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5558) /* If we've already received a PLOGI from this NPort
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5559) * we don't need to try to discover it again.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5560) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5561) if (ndlp->nlp_flag & NLP_RCV_PLOGI &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5562) !(ndlp->nlp_type &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5563) (NLP_FCP_TARGET | NLP_NVME_TARGET)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5564) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5566) ndlp->nlp_prev_state = ndlp->nlp_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5567) lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5568)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5569) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5570) ndlp->nlp_flag |= NLP_NPR_2B_DISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5571) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5572) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5573) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5574) "6456 Skip Setup RSCN Node x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5575) "Data:x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5576) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5577) ndlp->nlp_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5578) ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5579) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5580) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5581) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5582) "6457 Setup Active Node 2B_DISC x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5583) "Data:x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5584) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5585) ndlp->nlp_state, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5586)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5587) /* If the initiator received a PLOGI from this NPort or if the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5588) * initiator is already in the process of discovery on it,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5589) * there's no need to try to discover it again.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5590) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5591) if (ndlp->nlp_state == NLP_STE_ADISC_ISSUE ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5592) ndlp->nlp_state == NLP_STE_PLOGI_ISSUE ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5593) (!vport->phba->nvmet_support &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5594) ndlp->nlp_flag & NLP_RCV_PLOGI))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5595) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5596)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5597) if (vport->phba->nvmet_support)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5598) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5600) /* Moving to NPR state clears unsolicited flags and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5601) * allows for rediscovery
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5602) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5603) lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5605) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5606) ndlp->nlp_flag |= NLP_NPR_2B_DISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5607) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5608) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5609) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5610) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5611)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5612) /* Build a list of nodes to discover based on the loopmap */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5613) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5614) lpfc_disc_list_loopmap(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5615) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5616) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5617) int j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5618) uint32_t alpa, index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5620) if (!lpfc_is_link_up(phba))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5621) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5623) if (phba->fc_topology != LPFC_TOPOLOGY_LOOP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5624) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5625)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5626) /* Check for loop map present or not */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5627) if (phba->alpa_map[0]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5628) for (j = 1; j <= phba->alpa_map[0]; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5629) alpa = phba->alpa_map[j];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5630) if (((vport->fc_myDID & 0xff) == alpa) || (alpa == 0))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5631) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5632) lpfc_setup_disc_node(vport, alpa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5633) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5634) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5635) /* No alpamap, so try all alpa's */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5636) for (j = 0; j < FC_MAXLOOP; j++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5637) /* If cfg_scan_down is set, start from highest
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5638) * ALPA (0xef) to lowest (0x1).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5639) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5640) if (vport->cfg_scan_down)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5641) index = j;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5642) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5643) index = FC_MAXLOOP - j - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5644) alpa = lpfcAlpaArray[index];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5645) if ((vport->fc_myDID & 0xff) == alpa)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5646) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5647) lpfc_setup_disc_node(vport, alpa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5648) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5649) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5650) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5651) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5653) /* SLI3 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5654) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5655) lpfc_issue_clear_la(struct lpfc_hba *phba, struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5656) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5657) LPFC_MBOXQ_t *mbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5658) struct lpfc_sli *psli = &phba->sli;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5659) struct lpfc_sli_ring *extra_ring = &psli->sli3_ring[LPFC_EXTRA_RING];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5660) struct lpfc_sli_ring *fcp_ring = &psli->sli3_ring[LPFC_FCP_RING];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5661) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5662)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5663) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5664) * if it's not a physical port or if we already send
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5665) * clear_la then don't send it.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5666) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5667) if ((phba->link_state >= LPFC_CLEAR_LA) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5668) (vport->port_type != LPFC_PHYSICAL_PORT) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5669) (phba->sli_rev == LPFC_SLI_REV4))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5670) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5671)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5672) /* Link up discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5673) if ((mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL)) != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5674) phba->link_state = LPFC_CLEAR_LA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5675) lpfc_clear_la(phba, mbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5676) mbox->mbox_cmpl = lpfc_mbx_cmpl_clear_la;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5677) mbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5678) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5679) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5680) mempool_free(mbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5681) lpfc_disc_flush_list(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5682) extra_ring->flag &= ~LPFC_STOP_IOCB_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5683) fcp_ring->flag &= ~LPFC_STOP_IOCB_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5684) phba->link_state = LPFC_HBA_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5685) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5686) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5687) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5688)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5689) /* Reg_vpi to tell firmware to resume normal operations */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5690) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5691) lpfc_issue_reg_vpi(struct lpfc_hba *phba, struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5692) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5693) LPFC_MBOXQ_t *regvpimbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5694)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5695) regvpimbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5696) if (regvpimbox) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5697) lpfc_reg_vpi(vport, regvpimbox);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5698) regvpimbox->mbox_cmpl = lpfc_mbx_cmpl_reg_vpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5699) regvpimbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5700) if (lpfc_sli_issue_mbox(phba, regvpimbox, MBX_NOWAIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5701) == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5702) mempool_free(regvpimbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5703) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5704) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5705) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5707) /* Start Link up / RSCN discovery on NPR nodes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5708) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5709) lpfc_disc_start(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5710) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5711) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5712) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5713) uint32_t num_sent;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5714) uint32_t clear_la_pending;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5716) if (!lpfc_is_link_up(phba)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5717) lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5718) "3315 Link is not up %x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5719) phba->link_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5720) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5721) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5722)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5723) if (phba->link_state == LPFC_CLEAR_LA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5724) clear_la_pending = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5725) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5726) clear_la_pending = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5728) if (vport->port_state < LPFC_VPORT_READY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5729) vport->port_state = LPFC_DISC_AUTH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5730)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5731) lpfc_set_disctmo(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5732)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5733) vport->fc_prevDID = vport->fc_myDID;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5734) vport->num_disc_nodes = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5735)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5736) /* Start Discovery state <hba_state> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5737) lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5738) "0202 Start Discovery port state x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5739) "flg x%x Data: x%x x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5740) vport->port_state, vport->fc_flag, vport->fc_plogi_cnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5741) vport->fc_adisc_cnt, vport->fc_npr_cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5742)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5743) /* First do ADISCs - if any */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5744) num_sent = lpfc_els_disc_adisc(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5745)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5746) if (num_sent)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5747) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5749) /* Register the VPI for SLI3, NPIV only. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5750) if ((phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5751) !(vport->fc_flag & FC_PT2PT) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5752) !(vport->fc_flag & FC_RSCN_MODE) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5753) (phba->sli_rev < LPFC_SLI_REV4)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5754) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5755) lpfc_issue_reg_vpi(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5756) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5757) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5758)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5759) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5760) * For SLI2, we need to set port_state to READY and continue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5761) * discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5762) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5763) if (vport->port_state < LPFC_VPORT_READY && !clear_la_pending) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5764) /* If we get here, there is nothing to ADISC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5765) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5767) if (!(vport->fc_flag & FC_ABORT_DISCOVERY)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5768) vport->num_disc_nodes = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5769) /* go thru NPR nodes and issue ELS PLOGIs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5770) if (vport->fc_npr_cnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5771) lpfc_els_disc_plogi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5772)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5773) if (!vport->num_disc_nodes) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5774) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5775) vport->fc_flag &= ~FC_NDISC_ACTIVE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5776) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5777) lpfc_can_disctmo(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5778) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5779) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5780) vport->port_state = LPFC_VPORT_READY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5781) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5782) /* Next do PLOGIs - if any */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5783) num_sent = lpfc_els_disc_plogi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5784)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5785) if (num_sent)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5786) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5788) if (vport->fc_flag & FC_RSCN_MODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5789) /* Check to see if more RSCNs came in while we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5790) * were processing this one.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5791) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5792) if ((vport->fc_rscn_id_cnt == 0) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5793) (!(vport->fc_flag & FC_RSCN_DISCOVERY))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5794) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5795) vport->fc_flag &= ~FC_RSCN_MODE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5796) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5797) lpfc_can_disctmo(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5798) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5799) lpfc_els_handle_rscn(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5800) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5801) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5802) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5803) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5804)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5805) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5806) * Ignore completion for all IOCBs on tx and txcmpl queue for ELS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5807) * ring the match the sppecified nodelist.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5808) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5809) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5810) lpfc_free_tx(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5811) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5812) LIST_HEAD(completions);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5813) IOCB_t *icmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5814) struct lpfc_iocbq *iocb, *next_iocb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5815) struct lpfc_sli_ring *pring;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5816)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5817) pring = lpfc_phba_elsring(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5818) if (unlikely(!pring))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5819) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5820)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5821) /* Error matching iocb on txq or txcmplq
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5822) * First check the txq.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5823) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5824) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5825) list_for_each_entry_safe(iocb, next_iocb, &pring->txq, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5826) if (iocb->context1 != ndlp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5827) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5828) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5829) icmd = &iocb->iocb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5830) if ((icmd->ulpCommand == CMD_ELS_REQUEST64_CR) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5831) (icmd->ulpCommand == CMD_XMIT_ELS_RSP64_CX)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5832)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5833) list_move_tail(&iocb->list, &completions);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5834) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5835) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5837) /* Next check the txcmplq */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5838) list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5839) if (iocb->context1 != ndlp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5840) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5841) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5842) icmd = &iocb->iocb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5843) if (icmd->ulpCommand == CMD_ELS_REQUEST64_CR ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5844) icmd->ulpCommand == CMD_XMIT_ELS_RSP64_CX) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5845) lpfc_sli_issue_abort_iotag(phba, pring, iocb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5846) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5847) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5848) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5849)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5850) /* Cancel all the IOCBs from the completions list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5851) lpfc_sli_cancel_iocbs(phba, &completions, IOSTAT_LOCAL_REJECT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5852) IOERR_SLI_ABORTED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5853) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5855) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5856) lpfc_disc_flush_list(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5857) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5858) struct lpfc_nodelist *ndlp, *next_ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5859) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5860)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5861) if (vport->fc_plogi_cnt || vport->fc_adisc_cnt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5862) list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5863) nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5864) if (!NLP_CHK_NODE_ACT(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5865) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5866) if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5867) ndlp->nlp_state == NLP_STE_ADISC_ISSUE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5868) lpfc_free_tx(phba, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5869) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5870) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5871) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5872) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5873)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5874) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5875) lpfc_cleanup_discovery_resources(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5876) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5877) lpfc_els_flush_rscn(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5878) lpfc_els_flush_cmd(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5879) lpfc_disc_flush_list(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5880) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5881)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5882) /*****************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5883) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5884) * NAME: lpfc_disc_timeout
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5885) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5886) * FUNCTION: Fibre Channel driver discovery timeout routine.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5887) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5888) * EXECUTION ENVIRONMENT: interrupt only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5889) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5890) * CALLED FROM:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5891) * Timer function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5892) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5893) * RETURNS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5894) * none
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5895) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5896) /*****************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5897) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5898) lpfc_disc_timeout(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5899) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5900) struct lpfc_vport *vport = from_timer(vport, t, fc_disctmo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5901) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5902) uint32_t tmo_posted;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5903) unsigned long flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5904)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5905) if (unlikely(!phba))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5906) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5907)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5908) spin_lock_irqsave(&vport->work_port_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5909) tmo_posted = vport->work_port_events & WORKER_DISC_TMO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5910) if (!tmo_posted)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5911) vport->work_port_events |= WORKER_DISC_TMO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5912) spin_unlock_irqrestore(&vport->work_port_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5914) if (!tmo_posted)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5915) lpfc_worker_wake_up(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5916) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5917) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5918)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5919) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5920) lpfc_disc_timeout_handler(struct lpfc_vport *vport)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5921) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5922) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5923) struct lpfc_hba *phba = vport->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5924) struct lpfc_sli *psli = &phba->sli;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5925) struct lpfc_nodelist *ndlp, *next_ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5926) LPFC_MBOXQ_t *initlinkmbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5927) int rc, clrlaerr = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5928)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5929) if (!(vport->fc_flag & FC_DISC_TMO))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5930) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5931)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5932) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5933) vport->fc_flag &= ~FC_DISC_TMO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5934) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5936) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5937) "disc timeout: state:x%x rtry:x%x flg:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5938) vport->port_state, vport->fc_ns_retry, vport->fc_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5939)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5940) switch (vport->port_state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5942) case LPFC_LOCAL_CFG_LINK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5943) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5944) * port_state is identically LPFC_LOCAL_CFG_LINK while
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5945) * waiting for FAN timeout
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5946) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5947) lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5948) "0221 FAN timeout\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5950) /* Start discovery by sending FLOGI, clean up old rpis */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5951) list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5952) nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5953) if (!NLP_CHK_NODE_ACT(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5954) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5955) if (ndlp->nlp_state != NLP_STE_NPR_NODE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5956) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5957) if (ndlp->nlp_type & NLP_FABRIC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5958) /* Clean up the ndlp on Fabric connections */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5959) lpfc_drop_node(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5960)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5961) } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5962) /* Fail outstanding IO now since device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5963) * is marked for PLOGI.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5964) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5965) lpfc_unreg_rpi(vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5966) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5967) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5968) if (vport->port_state != LPFC_FLOGI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5969) if (phba->sli_rev <= LPFC_SLI_REV3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5970) lpfc_initial_flogi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5971) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5972) lpfc_issue_init_vfi(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5973) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5974) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5975) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5976)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5977) case LPFC_FDISC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5978) case LPFC_FLOGI:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5979) /* port_state is identically LPFC_FLOGI while waiting for FLOGI cmpl */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5980) /* Initial FLOGI timeout */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5981) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5982) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5983) "0222 Initial %s timeout\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5984) vport->vpi ? "FDISC" : "FLOGI");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5985)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5986) /* Assume no Fabric and go on with discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5987) * Check for outstanding ELS FLOGI to abort.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5988) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5989)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5990) /* FLOGI failed, so just use loop map to make discovery list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5991) lpfc_disc_list_loopmap(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5992)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5993) /* Start discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5994) lpfc_disc_start(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5995) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5996)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5997) case LPFC_FABRIC_CFG_LINK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5998) /* hba_state is identically LPFC_FABRIC_CFG_LINK while waiting for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5999) NameServer login */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6000) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6001) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6002) "0223 Timeout while waiting for "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6003) "NameServer login\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6004) /* Next look for NameServer ndlp */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6005) ndlp = lpfc_findnode_did(vport, NameServer_DID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6006) if (ndlp && NLP_CHK_NODE_ACT(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6007) lpfc_els_abort(phba, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6008)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6009) /* ReStart discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6010) goto restart_disc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6011)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6012) case LPFC_NS_QRY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6013) /* Check for wait for NameServer Rsp timeout */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6014) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6015) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6016) "0224 NameServer Query timeout "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6017) "Data: x%x x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6018) vport->fc_ns_retry, LPFC_MAX_NS_RETRY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6020) if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6021) /* Try it one more time */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6022) vport->fc_ns_retry++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6023) vport->gidft_inp = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6024) rc = lpfc_issue_gidft(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6025) if (rc == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6026) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6027) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6028) vport->fc_ns_retry = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6029)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6030) restart_disc:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6031) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6032) * Discovery is over.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6033) * set port_state to PORT_READY if SLI2.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6034) * cmpl_reg_vpi will set port_state to READY for SLI3.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6035) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6036) if (phba->sli_rev < LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6037) if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6038) lpfc_issue_reg_vpi(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6039) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6040) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6041) vport->port_state = LPFC_VPORT_READY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6042) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6043) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6044)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6045) /* Setup and issue mailbox INITIALIZE LINK command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6046) initlinkmbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6047) if (!initlinkmbox) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6048) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6049) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6050) "0206 Device Discovery "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6051) "completion error\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6052) phba->link_state = LPFC_HBA_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6053) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6054) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6055)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6056) lpfc_linkdown(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6057) lpfc_init_link(phba, initlinkmbox, phba->cfg_topology,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6058) phba->cfg_link_speed);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6059) initlinkmbox->u.mb.un.varInitLnk.lipsr_AL_PA = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6060) initlinkmbox->vport = vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6061) initlinkmbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6062) rc = lpfc_sli_issue_mbox(phba, initlinkmbox, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6063) lpfc_set_loopback_flag(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6064) if (rc == MBX_NOT_FINISHED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6065) mempool_free(initlinkmbox, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6066)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6067) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6068)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6069) case LPFC_DISC_AUTH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6070) /* Node Authentication timeout */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6071) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6072) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6073) "0227 Node Authentication timeout\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6074) lpfc_disc_flush_list(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6075)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6076) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6077) * set port_state to PORT_READY if SLI2.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6078) * cmpl_reg_vpi will set port_state to READY for SLI3.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6079) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6080) if (phba->sli_rev < LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6081) if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6082) lpfc_issue_reg_vpi(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6083) else { /* NPIV Not enabled */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6084) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6085) vport->port_state = LPFC_VPORT_READY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6086) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6087) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6088) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6089)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6090) case LPFC_VPORT_READY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6091) if (vport->fc_flag & FC_RSCN_MODE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6092) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6093) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6094) "0231 RSCN timeout Data: x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6095) "x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6096) vport->fc_ns_retry, LPFC_MAX_NS_RETRY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6097)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6098) /* Cleanup any outstanding ELS commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6099) lpfc_els_flush_cmd(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6101) lpfc_els_flush_rscn(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6102) lpfc_disc_flush_list(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6103) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6104) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6106) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6107) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6108) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6109) "0273 Unexpected discovery timeout, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6110) "vport State x%x\n", vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6111) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6114) switch (phba->link_state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6115) case LPFC_CLEAR_LA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6116) /* CLEAR LA timeout */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6117) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6118) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6119) "0228 CLEAR LA timeout\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6120) clrlaerr = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6121) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6123) case LPFC_LINK_UP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6124) lpfc_issue_clear_la(phba, vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6125) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6126) case LPFC_LINK_UNKNOWN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6127) case LPFC_WARM_START:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6128) case LPFC_INIT_START:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6129) case LPFC_INIT_MBX_CMDS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6130) case LPFC_LINK_DOWN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6131) case LPFC_HBA_ERROR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6132) lpfc_printf_vlog(vport, KERN_ERR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6133) LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6134) "0230 Unexpected timeout, hba link "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6135) "state x%x\n", phba->link_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6136) clrlaerr = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6137) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6139) case LPFC_HBA_READY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6140) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6141) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6143) if (clrlaerr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6144) lpfc_disc_flush_list(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6145) if (phba->sli_rev != LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6146) psli->sli3_ring[(LPFC_EXTRA_RING)].flag &=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6147) ~LPFC_STOP_IOCB_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6148) psli->sli3_ring[LPFC_FCP_RING].flag &=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6149) ~LPFC_STOP_IOCB_EVENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6150) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6151) vport->port_state = LPFC_VPORT_READY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6152) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6153) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6154) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6156) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6157) * This routine handles processing a NameServer REG_LOGIN mailbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6158) * command upon completion. It is setup in the LPFC_MBOXQ
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6159) * as the completion routine when the command is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6160) * handed off to the SLI layer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6161) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6162) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6163) lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6164) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6165) MAILBOX_t *mb = &pmb->u.mb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6166) struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *)(pmb->ctx_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6167) struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *)pmb->ctx_ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6168) struct lpfc_vport *vport = pmb->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6170) pmb->ctx_buf = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6171) pmb->ctx_ndlp = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6173) if (phba->sli_rev < LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6174) ndlp->nlp_rpi = mb->un.varWords[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6175) ndlp->nlp_flag |= NLP_RPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6176) ndlp->nlp_type |= NLP_FABRIC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6177) lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6178) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6179) "0004 rpi:%x DID:%x flg:%x %d map:%x x%px\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6180) ndlp->nlp_rpi, ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6181) kref_read(&ndlp->kref),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6182) ndlp->nlp_usg_map, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6183) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6184) * Start issuing Fabric-Device Management Interface (FDMI) command to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6185) * 0xfffffa (FDMI well known port).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6186) * DHBA -> DPRT -> RHBA -> RPA (physical port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6187) * DPRT -> RPRT (vports)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6188) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6189) if (vport->port_type == LPFC_PHYSICAL_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6190) lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6191) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6192) lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6195) /* decrement the node reference count held for this callback
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6196) * function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6197) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6198) lpfc_nlp_put(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6199) lpfc_mbuf_free(phba, mp->virt, mp->phys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6200) kfree(mp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6201) mempool_free(pmb, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6203) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6204) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6206) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6207) lpfc_filter_by_rpi(struct lpfc_nodelist *ndlp, void *param)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6208) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6209) uint16_t *rpi = param;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6211) /* check for active node */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6212) if (!NLP_CHK_NODE_ACT(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6213) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6214)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6215) return ndlp->nlp_rpi == *rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6216) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6218) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6219) lpfc_filter_by_wwpn(struct lpfc_nodelist *ndlp, void *param)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6220) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6221) return memcmp(&ndlp->nlp_portname, param,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6222) sizeof(ndlp->nlp_portname)) == 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6223) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6225) static struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6226) __lpfc_find_node(struct lpfc_vport *vport, node_filter filter, void *param)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6227) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6228) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6230) list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6231) if (filter(ndlp, param)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6232) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6233) "3185 FIND node filter %ps DID "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6234) "ndlp x%px did x%x flg x%x st x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6235) "xri x%x type x%x rpi x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6236) filter, ndlp, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6237) ndlp->nlp_flag, ndlp->nlp_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6238) ndlp->nlp_xri, ndlp->nlp_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6239) ndlp->nlp_rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6240) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6241) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6242) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6243) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6244) "3186 FIND node filter %ps NOT FOUND.\n", filter);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6245) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6246) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6248) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6249) * This routine looks up the ndlp lists for the given RPI. If rpi found it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6250) * returns the node list element pointer else return NULL.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6251) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6252) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6253) __lpfc_findnode_rpi(struct lpfc_vport *vport, uint16_t rpi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6254) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6255) return __lpfc_find_node(vport, lpfc_filter_by_rpi, &rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6256) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6258) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6259) * This routine looks up the ndlp lists for the given WWPN. If WWPN found it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6260) * returns the node element list pointer else return NULL.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6261) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6262) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6263) lpfc_findnode_wwpn(struct lpfc_vport *vport, struct lpfc_name *wwpn)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6264) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6265) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6266) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6268) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6269) ndlp = __lpfc_find_node(vport, lpfc_filter_by_wwpn, wwpn);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6270) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6271) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6272) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6274) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6275) * This routine looks up the ndlp lists for the given RPI. If the rpi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6276) * is found, the routine returns the node element list pointer else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6277) * return NULL.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6278) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6279) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6280) lpfc_findnode_rpi(struct lpfc_vport *vport, uint16_t rpi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6281) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6282) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6283) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6284) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6285)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6286) spin_lock_irqsave(shost->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6287) ndlp = __lpfc_findnode_rpi(vport, rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6288) spin_unlock_irqrestore(shost->host_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6289) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6290) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6291)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6292) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6293) * lpfc_find_vport_by_vpid - Find a vport on a HBA through vport identifier
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6294) * @phba: pointer to lpfc hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6295) * @vpi: the physical host virtual N_Port identifier.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6296) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6297) * This routine finds a vport on a HBA (referred by @phba) through a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6298) * @vpi. The function walks the HBA's vport list and returns the address
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6299) * of the vport with the matching @vpi.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6300) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6301) * Return code
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6302) * NULL - No vport with the matching @vpi found
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6303) * Otherwise - Address to the vport with the matching @vpi.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6304) **/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6305) struct lpfc_vport *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6306) lpfc_find_vport_by_vpid(struct lpfc_hba *phba, uint16_t vpi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6307) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6308) struct lpfc_vport *vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6309) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6310) int i = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6312) /* The physical ports are always vpi 0 - translate is unnecessary. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6313) if (vpi > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6314) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6315) * Translate the physical vpi to the logical vpi. The
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6316) * vport stores the logical vpi.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6317) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6318) for (i = 0; i < phba->max_vpi; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6319) if (vpi == phba->vpi_ids[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6320) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6321) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6323) if (i >= phba->max_vpi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6324) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6325) "2936 Could not find Vport mapped "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6326) "to vpi %d\n", vpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6327) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6328) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6329) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6331) spin_lock_irqsave(&phba->port_list_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6332) list_for_each_entry(vport, &phba->port_list, listentry) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6333) if (vport->vpi == i) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6334) spin_unlock_irqrestore(&phba->port_list_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6335) return vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6336) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6337) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6338) spin_unlock_irqrestore(&phba->port_list_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6339) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6340) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6342) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6343) lpfc_nlp_init(struct lpfc_vport *vport, uint32_t did)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6344) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6345) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6346) int rpi = LPFC_RPI_ALLOC_ERROR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6348) if (vport->phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6349) rpi = lpfc_sli4_alloc_rpi(vport->phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6350) if (rpi == LPFC_RPI_ALLOC_ERROR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6351) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6352) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6354) ndlp = mempool_alloc(vport->phba->nlp_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6355) if (!ndlp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6356) if (vport->phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6357) lpfc_sli4_free_rpi(vport->phba, rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6358) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6359) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6361) memset(ndlp, 0, sizeof (struct lpfc_nodelist));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6363) lpfc_initialize_node(vport, ndlp, did);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6364) INIT_LIST_HEAD(&ndlp->nlp_listp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6365) if (vport->phba->sli_rev == LPFC_SLI_REV4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6366) ndlp->nlp_rpi = rpi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6367) lpfc_printf_vlog(vport, KERN_INFO, LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6368) "0007 Init New ndlp x%px, rpi:x%x DID:%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6369) "flg:x%x refcnt:%d map:x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6370) ndlp, ndlp->nlp_rpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6371) ndlp->nlp_flag, kref_read(&ndlp->kref),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6372) ndlp->nlp_usg_map);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6374) ndlp->active_rrqs_xri_bitmap =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6375) mempool_alloc(vport->phba->active_rrq_pool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6376) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6377) if (ndlp->active_rrqs_xri_bitmap)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6378) memset(ndlp->active_rrqs_xri_bitmap, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6379) ndlp->phba->cfg_rrq_xri_bitmap_sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6380) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6384) lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6385) "node init: did:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6386) ndlp->nlp_DID, 0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6387)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6388) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6389) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6391) /* This routine releases all resources associated with a specifc NPort's ndlp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6392) * and mempool_free's the nodelist.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6393) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6394) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6395) lpfc_nlp_release(struct kref *kref)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6396) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6397) struct lpfc_hba *phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6398) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6399) struct lpfc_nodelist *ndlp = container_of(kref, struct lpfc_nodelist,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6400) kref);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6402) lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6403) "node release: did:x%x flg:x%x type:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6404) ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6406) lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6407) "0279 %s: ndlp:x%px did %x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6408) "usgmap:x%x refcnt:%d rpi:%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6409) __func__,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6410) (void *)ndlp, ndlp->nlp_DID, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6411) kref_read(&ndlp->kref), ndlp->nlp_rpi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6413) /* remove ndlp from action. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6414) lpfc_nlp_remove(ndlp->vport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6416) /* clear the ndlp active flag for all release cases */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6417) phba = ndlp->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6418) spin_lock_irqsave(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6419) NLP_CLR_NODE_ACT(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6420) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6421)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6422) /* free ndlp memory for final ndlp release */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6423) if (NLP_CHK_FREE_REQ(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6424) kfree(ndlp->lat_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6425) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6426) mempool_free(ndlp->active_rrqs_xri_bitmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6427) ndlp->phba->active_rrq_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6428) mempool_free(ndlp, ndlp->phba->nlp_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6429) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6430) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6432) /* This routine bumps the reference count for a ndlp structure to ensure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6433) * that one discovery thread won't free a ndlp while another discovery thread
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6434) * is using it.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6435) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6436) struct lpfc_nodelist *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6437) lpfc_nlp_get(struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6438) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6439) struct lpfc_hba *phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6440) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6442) if (ndlp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6443) lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6444) "node get: did:x%x flg:x%x refcnt:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6445) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6446) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6447) /* The check of ndlp usage to prevent incrementing the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6448) * ndlp reference count that is in the process of being
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6449) * released.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6450) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6451) phba = ndlp->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6452) spin_lock_irqsave(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6453) if (!NLP_CHK_NODE_ACT(ndlp) || NLP_CHK_FREE_ACK(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6454) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6455) lpfc_printf_vlog(ndlp->vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6456) "0276 %s: ndlp:x%px "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6457) "usgmap:x%x refcnt:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6458) __func__, (void *)ndlp, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6459) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6460) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6461) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6462) kref_get(&ndlp->kref);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6463) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6464) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6465) return ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6468) /* This routine decrements the reference count for a ndlp structure. If the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6469) * count goes to 0, this indicates the the associated nodelist should be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6470) * freed. Returning 1 indicates the ndlp resource has been released; on the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6471) * other hand, returning 0 indicates the ndlp resource has not been released
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6472) * yet.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6473) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6474) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6475) lpfc_nlp_put(struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6476) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6477) struct lpfc_hba *phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6478) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6480) if (!ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6481) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6482)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6483) lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6484) "node put: did:x%x flg:x%x refcnt:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6485) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6486) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6487) phba = ndlp->phba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6488) spin_lock_irqsave(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6489) /* Check the ndlp memory free acknowledge flag to avoid the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6490) * possible race condition that kref_put got invoked again
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6491) * after previous one has done ndlp memory free.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6492) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6493) if (NLP_CHK_FREE_ACK(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6494) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6495) lpfc_printf_vlog(ndlp->vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6496) "0274 %s: ndlp:x%px "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6497) "usgmap:x%x refcnt:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6498) __func__, (void *)ndlp, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6499) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6500) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6501) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6502) /* Check the ndlp inactivate log flag to avoid the possible
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6503) * race condition that kref_put got invoked again after ndlp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6504) * is already in inactivating state.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6505) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6506) if (NLP_CHK_IACT_REQ(ndlp)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6507) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6508) lpfc_printf_vlog(ndlp->vport, KERN_WARNING, LOG_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6509) "0275 %s: ndlp:x%px "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6510) "usgmap:x%x refcnt:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6511) __func__, (void *)ndlp, ndlp->nlp_usg_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6512) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6513) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6514) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6515) /* For last put, mark the ndlp usage flags to make sure no
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6516) * other kref_get and kref_put on the same ndlp shall get
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6517) * in between the process when the final kref_put has been
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6518) * invoked on this ndlp.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6519) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6520) if (kref_read(&ndlp->kref) == 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6521) /* Indicate ndlp is put to inactive state. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6522) NLP_SET_IACT_REQ(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6523) /* Acknowledge ndlp memory free has been seen. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6524) if (NLP_CHK_FREE_REQ(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6525) NLP_SET_FREE_ACK(ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6526) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6527) spin_unlock_irqrestore(&phba->ndlp_lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6528) /* Note, the kref_put returns 1 when decrementing a reference
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6529) * count that was 1, it invokes the release callback function,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6530) * but it still left the reference count as 1 (not actually
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6531) * performs the last decrementation). Otherwise, it actually
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6532) * decrements the reference count and returns 0.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6533) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6534) return kref_put(&ndlp->kref, lpfc_nlp_release);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6535) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6536)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6537) /* This routine free's the specified nodelist if it is not in use
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6538) * by any other discovery thread. This routine returns 1 if the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6539) * ndlp has been freed. A return value of 0 indicates the ndlp is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6540) * not yet been released.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6541) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6542) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6543) lpfc_nlp_not_used(struct lpfc_nodelist *ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6544) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6545) lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_NODE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6546) "node not used: did:x%x flg:x%x refcnt:x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6547) ndlp->nlp_DID, ndlp->nlp_flag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6548) kref_read(&ndlp->kref));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6549) if (kref_read(&ndlp->kref) == 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6550) if (lpfc_nlp_put(ndlp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6551) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6552) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6553) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6554)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6555) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6556) * lpfc_fcf_inuse - Check if FCF can be unregistered.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6557) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6558) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6559) * This function iterate through all FC nodes associated
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6560) * will all vports to check if there is any node with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6561) * fc_rports associated with it. If there is an fc_rport
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6562) * associated with the node, then the node is either in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6563) * discovered state or its devloss_timer is pending.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6564) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6565) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6566) lpfc_fcf_inuse(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6567) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6568) struct lpfc_vport **vports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6569) int i, ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6570) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6571) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6572)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6573) vports = lpfc_create_vport_work_array(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6575) /* If driver cannot allocate memory, indicate fcf is in use */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6576) if (!vports)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6577) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6578)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6579) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6580) shost = lpfc_shost_from_vport(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6581) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6582) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6583) * IF the CVL_RCVD bit is not set then we have sent the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6584) * flogi.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6585) * If dev_loss fires while we are waiting we do not want to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6586) * unreg the fcf.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6587) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6588) if (!(vports[i]->fc_flag & FC_VPORT_CVL_RCVD)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6589) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6590) ret = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6591) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6592) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6593) list_for_each_entry(ndlp, &vports[i]->fc_nodes, nlp_listp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6594) if (NLP_CHK_NODE_ACT(ndlp) && ndlp->rport &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6595) (ndlp->rport->roles & FC_RPORT_ROLE_FCP_TARGET)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6596) ret = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6597) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6598) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6599) } else if (ndlp->nlp_flag & NLP_RPI_REGISTERED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6600) ret = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6601) lpfc_printf_log(phba, KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6602) LOG_NODE | LOG_DISCOVERY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6603) "2624 RPI %x DID %x flag %x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6604) "still logged in\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6605) ndlp->nlp_rpi, ndlp->nlp_DID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6606) ndlp->nlp_flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6607) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6608) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6609) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6610) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6611) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6612) lpfc_destroy_vport_work_array(phba, vports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6613) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6614) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6615)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6616) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6617) * lpfc_unregister_vfi_cmpl - Completion handler for unreg vfi.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6618) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6619) * @mboxq: Pointer to mailbox object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6620) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6621) * This function frees memory associated with the mailbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6622) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6623) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6624) lpfc_unregister_vfi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6625) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6626) struct lpfc_vport *vport = mboxq->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6627) struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6629) if (mboxq->u.mb.mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6630) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6631) "2555 UNREG_VFI mbxStatus error x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6632) "HBA state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6633) mboxq->u.mb.mbxStatus, vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6634) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6635) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6636) phba->pport->fc_flag &= ~FC_VFI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6637) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6638) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6639) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6640) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6642) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6643) * lpfc_unregister_fcfi_cmpl - Completion handler for unreg fcfi.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6644) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6645) * @mboxq: Pointer to mailbox object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6646) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6647) * This function frees memory associated with the mailbox command.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6648) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6649) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6650) lpfc_unregister_fcfi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6651) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6652) struct lpfc_vport *vport = mboxq->vport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6653)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6654) if (mboxq->u.mb.mbxStatus) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6655) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6656) "2550 UNREG_FCFI mbxStatus error x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6657) "HBA state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6658) mboxq->u.mb.mbxStatus, vport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6659) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6660) mempool_free(mboxq, phba->mbox_mem_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6661) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6662) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6663)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6664) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6665) * lpfc_unregister_fcf_prep - Unregister fcf record preparation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6666) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6667) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6668) * This function prepare the HBA for unregistering the currently registered
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6669) * FCF from the HBA. It performs unregistering, in order, RPIs, VPIs, and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6670) * VFIs.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6671) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6672) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6673) lpfc_unregister_fcf_prep(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6674) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6675) struct lpfc_vport **vports;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6676) struct lpfc_nodelist *ndlp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6677) struct Scsi_Host *shost;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6678) int i = 0, rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6679)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6680) /* Unregister RPIs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6681) if (lpfc_fcf_inuse(phba))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6682) lpfc_unreg_hba_rpis(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6683)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6684) /* At this point, all discovery is aborted */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6685) phba->pport->port_state = LPFC_VPORT_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6687) /* Unregister VPIs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6688) vports = lpfc_create_vport_work_array(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6689) if (vports && (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6690) for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6691) /* Stop FLOGI/FDISC retries */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6692) ndlp = lpfc_findnode_did(vports[i], Fabric_DID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6693) if (ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6694) lpfc_cancel_retry_delay_tmo(vports[i], ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6695) lpfc_cleanup_pending_mbox(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6696) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6697) lpfc_sli4_unreg_all_rpis(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6698) lpfc_mbx_unreg_vpi(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6699) shost = lpfc_shost_from_vport(vports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6700) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6701) vports[i]->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6702) vports[i]->vpi_state &= ~LPFC_VPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6703) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6704) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6705) lpfc_destroy_vport_work_array(phba, vports);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6706) if (i == 0 && (!(phba->sli3_options & LPFC_SLI3_NPIV_ENABLED))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6707) ndlp = lpfc_findnode_did(phba->pport, Fabric_DID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6708) if (ndlp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6709) lpfc_cancel_retry_delay_tmo(phba->pport, ndlp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6710) lpfc_cleanup_pending_mbox(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6711) if (phba->sli_rev == LPFC_SLI_REV4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6712) lpfc_sli4_unreg_all_rpis(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6713) lpfc_mbx_unreg_vpi(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6714) shost = lpfc_shost_from_vport(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6715) spin_lock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6716) phba->pport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6717) phba->pport->vpi_state &= ~LPFC_VPI_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6718) spin_unlock_irq(shost->host_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6719) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6720)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6721) /* Cleanup any outstanding ELS commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6722) lpfc_els_flush_all_cmd(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6723)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6724) /* Unregister the physical port VFI */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6725) rc = lpfc_issue_unreg_vfi(phba->pport);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6726) return rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6727) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6728)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6729) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6730) * lpfc_sli4_unregister_fcf - Unregister currently registered FCF record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6731) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6732) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6733) * This function issues synchronous unregister FCF mailbox command to HBA to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6734) * unregister the currently registered FCF record. The driver does not reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6735) * the driver FCF usage state flags.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6736) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6737) * Return 0 if successfully issued, none-zero otherwise.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6738) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6739) int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6740) lpfc_sli4_unregister_fcf(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6741) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6742) LPFC_MBOXQ_t *mbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6743) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6744)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6745) mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6746) if (!mbox) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6747) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6748) "2551 UNREG_FCFI mbox allocation failed"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6749) "HBA state x%x\n", phba->pport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6750) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6751) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6752) lpfc_unreg_fcfi(mbox, phba->fcf.fcfi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6753) mbox->vport = phba->pport;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6754) mbox->mbox_cmpl = lpfc_unregister_fcfi_cmpl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6755) rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6756)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6757) if (rc == MBX_NOT_FINISHED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6758) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6759) "2552 Unregister FCFI command failed rc x%x "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6760) "HBA state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6761) rc, phba->pport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6762) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6763) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6764) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6765) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6767) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6768) * lpfc_unregister_fcf_rescan - Unregister currently registered fcf and rescan
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6769) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6770) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6771) * This function unregisters the currently reigstered FCF. This function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6772) * also tries to find another FCF for discovery by rescan the HBA FCF table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6773) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6774) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6775) lpfc_unregister_fcf_rescan(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6776) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6777) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6778)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6779) /* Preparation for unregistering fcf */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6780) rc = lpfc_unregister_fcf_prep(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6781) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6782) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6783) "2748 Failed to prepare for unregistering "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6784) "HBA's FCF record: rc=%d\n", rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6785) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6786) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6788) /* Now, unregister FCF record and reset HBA FCF state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6789) rc = lpfc_sli4_unregister_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6790) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6791) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6792) /* Reset HBA FCF states after successful unregister FCF */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6793) phba->fcf.fcf_flag = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6794) phba->fcf.current_rec.flag = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6796) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6797) * If driver is not unloading, check if there is any other
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6798) * FCF record that can be used for discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6799) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6800) if ((phba->pport->load_flag & FC_UNLOADING) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6801) (phba->link_state < LPFC_LINK_UP))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6802) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6804) /* This is considered as the initial FCF discovery scan */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6805) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6806) phba->fcf.fcf_flag |= FCF_INIT_DISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6807) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6808)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6809) /* Reset FCF roundrobin bmask for new discovery */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6810) lpfc_sli4_clear_fcf_rr_bmask(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6812) rc = lpfc_sli4_fcf_scan_read_fcf_rec(phba, LPFC_FCOE_FCF_GET_FIRST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6813)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6814) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6815) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6816) phba->fcf.fcf_flag &= ~FCF_INIT_DISC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6817) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6818) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6819) "2553 lpfc_unregister_unused_fcf failed "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6820) "to read FCF record HBA state x%x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6821) phba->pport->port_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6822) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6823) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6824)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6825) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6826) * lpfc_unregister_fcf - Unregister the currently registered fcf record
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6827) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6828) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6829) * This function just unregisters the currently reigstered FCF. It does not
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6830) * try to find another FCF for discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6831) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6832) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6833) lpfc_unregister_fcf(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6834) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6835) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6837) /* Preparation for unregistering fcf */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6838) rc = lpfc_unregister_fcf_prep(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6839) if (rc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6840) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6841) "2749 Failed to prepare for unregistering "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6842) "HBA's FCF record: rc=%d\n", rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6843) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6844) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6845)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6846) /* Now, unregister FCF record and reset HBA FCF state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6847) rc = lpfc_sli4_unregister_fcf(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6848) if (rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6849) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6850) /* Set proper HBA FCF states after successful unregister FCF */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6851) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6852) phba->fcf.fcf_flag &= ~FCF_REGISTERED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6853) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6854) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6855)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6856) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6857) * lpfc_unregister_unused_fcf - Unregister FCF if all devices are disconnected.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6858) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6859) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6860) * This function check if there are any connected remote port for the FCF and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6861) * if all the devices are disconnected, this function unregister FCFI.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6862) * This function also tries to use another FCF for discovery.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6863) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6864) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6865) lpfc_unregister_unused_fcf(struct lpfc_hba *phba)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6866) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6867) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6868) * If HBA is not running in FIP mode, if HBA does not support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6869) * FCoE, if FCF discovery is ongoing, or if FCF has not been
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6870) * registered, do nothing.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6871) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6872) spin_lock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6873) if (!(phba->hba_flag & HBA_FCOE_MODE) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6874) !(phba->fcf.fcf_flag & FCF_REGISTERED) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6875) !(phba->hba_flag & HBA_FIP_SUPPORT) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6876) (phba->fcf.fcf_flag & FCF_DISCOVERY) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6877) (phba->pport->port_state == LPFC_FLOGI)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6878) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6879) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6880) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6881) spin_unlock_irq(&phba->hbalock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6882)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6883) if (lpfc_fcf_inuse(phba))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6884) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6885)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6886) lpfc_unregister_fcf_rescan(phba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6887) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6889) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6890) * lpfc_read_fcf_conn_tbl - Create driver FCF connection table.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6891) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6892) * @buff: Buffer containing the FCF connection table as in the config
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6893) * region.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6894) * This function create driver data structure for the FCF connection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6895) * record table read from config region 23.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6896) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6897) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6898) lpfc_read_fcf_conn_tbl(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6899) uint8_t *buff)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6900) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6901) struct lpfc_fcf_conn_entry *conn_entry, *next_conn_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6902) struct lpfc_fcf_conn_hdr *conn_hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6903) struct lpfc_fcf_conn_rec *conn_rec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6904) uint32_t record_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6905) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6907) /* Free the current connect table */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6908) list_for_each_entry_safe(conn_entry, next_conn_entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6909) &phba->fcf_conn_rec_list, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6910) list_del_init(&conn_entry->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6911) kfree(conn_entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6912) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6914) conn_hdr = (struct lpfc_fcf_conn_hdr *) buff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6915) record_count = conn_hdr->length * sizeof(uint32_t)/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6916) sizeof(struct lpfc_fcf_conn_rec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6917)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6918) conn_rec = (struct lpfc_fcf_conn_rec *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6919) (buff + sizeof(struct lpfc_fcf_conn_hdr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6920)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6921) for (i = 0; i < record_count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6922) if (!(conn_rec[i].flags & FCFCNCT_VALID))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6923) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6924) conn_entry = kzalloc(sizeof(struct lpfc_fcf_conn_entry),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6925) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6926) if (!conn_entry) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6927) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6928) "2566 Failed to allocate connection"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6929) " table entry\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6930) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6931) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6932)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6933) memcpy(&conn_entry->conn_rec, &conn_rec[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6934) sizeof(struct lpfc_fcf_conn_rec));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6935) list_add_tail(&conn_entry->list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6936) &phba->fcf_conn_rec_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6937) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6938)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6939) if (!list_empty(&phba->fcf_conn_rec_list)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6940) i = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6941) list_for_each_entry(conn_entry, &phba->fcf_conn_rec_list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6942) list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6943) conn_rec = &conn_entry->conn_rec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6944) lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6945) "3345 FCF connection list rec[%02d]: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6946) "flags:x%04x, vtag:x%04x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6947) "fabric_name:x%02x:%02x:%02x:%02x:"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6948) "%02x:%02x:%02x:%02x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6949) "switch_name:x%02x:%02x:%02x:%02x:"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6950) "%02x:%02x:%02x:%02x\n", i++,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6951) conn_rec->flags, conn_rec->vlan_tag,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6952) conn_rec->fabric_name[0],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6953) conn_rec->fabric_name[1],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6954) conn_rec->fabric_name[2],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6955) conn_rec->fabric_name[3],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6956) conn_rec->fabric_name[4],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6957) conn_rec->fabric_name[5],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6958) conn_rec->fabric_name[6],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6959) conn_rec->fabric_name[7],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6960) conn_rec->switch_name[0],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6961) conn_rec->switch_name[1],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6962) conn_rec->switch_name[2],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6963) conn_rec->switch_name[3],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6964) conn_rec->switch_name[4],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6965) conn_rec->switch_name[5],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6966) conn_rec->switch_name[6],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6967) conn_rec->switch_name[7]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6968) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6969) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6970) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6971)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6972) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6973) * lpfc_read_fcoe_param - Read FCoe parameters from conf region..
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6974) * @phba: Pointer to hba context object.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6975) * @buff: Buffer containing the FCoE parameter data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6976) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6977) * This function update driver data structure with config
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6978) * parameters read from config region 23.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6979) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6980) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6981) lpfc_read_fcoe_param(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6982) uint8_t *buff)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6983) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6984) struct lpfc_fip_param_hdr *fcoe_param_hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6985) struct lpfc_fcoe_params *fcoe_param;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6986)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6987) fcoe_param_hdr = (struct lpfc_fip_param_hdr *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6988) buff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6989) fcoe_param = (struct lpfc_fcoe_params *)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6990) (buff + sizeof(struct lpfc_fip_param_hdr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6991)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6992) if ((fcoe_param_hdr->parm_version != FIPP_VERSION) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6993) (fcoe_param_hdr->length != FCOE_PARAM_LENGTH))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6994) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6995)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6996) if (fcoe_param_hdr->parm_flags & FIPP_VLAN_VALID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6997) phba->valid_vlan = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6998) phba->vlan_id = le16_to_cpu(fcoe_param->vlan_tag) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6999) 0xFFF;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7000) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7001)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7002) phba->fc_map[0] = fcoe_param->fc_map[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7003) phba->fc_map[1] = fcoe_param->fc_map[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7004) phba->fc_map[2] = fcoe_param->fc_map[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7005) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7006) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7007)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7008) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7009) * lpfc_get_rec_conf23 - Get a record type in config region data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7010) * @buff: Buffer containing config region 23 data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7011) * @size: Size of the data buffer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7012) * @rec_type: Record type to be searched.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7013) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7014) * This function searches config region data to find the beginning
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7015) * of the record specified by record_type. If record found, this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7016) * function return pointer to the record else return NULL.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7017) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7018) static uint8_t *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7019) lpfc_get_rec_conf23(uint8_t *buff, uint32_t size, uint8_t rec_type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7020) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7021) uint32_t offset = 0, rec_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7023) if ((buff[0] == LPFC_REGION23_LAST_REC) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7024) (size < sizeof(uint32_t)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7025) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7026)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7027) rec_length = buff[offset + 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7028)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7029) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7030) * One TLV record has one word header and number of data words
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7031) * specified in the rec_length field of the record header.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7032) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7033) while ((offset + rec_length * sizeof(uint32_t) + sizeof(uint32_t))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7034) <= size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7035) if (buff[offset] == rec_type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7036) return &buff[offset];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7037)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7038) if (buff[offset] == LPFC_REGION23_LAST_REC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7039) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7041) offset += rec_length * sizeof(uint32_t) + sizeof(uint32_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7042) rec_length = buff[offset + 1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7043) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7044) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7045) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7046)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7047) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7048) * lpfc_parse_fcoe_conf - Parse FCoE config data read from config region 23.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7049) * @phba: Pointer to lpfc_hba data structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7050) * @buff: Buffer containing config region 23 data.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7051) * @size: Size of the data buffer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7052) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7053) * This function parses the FCoE config parameters in config region 23 and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7054) * populate driver data structure with the parameters.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7055) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7056) void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7057) lpfc_parse_fcoe_conf(struct lpfc_hba *phba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7058) uint8_t *buff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7059) uint32_t size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7060) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7061) uint32_t offset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7062) uint8_t *rec_ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7063)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7064) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7065) * If data size is less than 2 words signature and version cannot be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7066) * verified.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7067) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7068) if (size < 2*sizeof(uint32_t))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7069) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7070)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7071) /* Check the region signature first */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7072) if (memcmp(buff, LPFC_REGION23_SIGNATURE, 4)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7073) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7074) "2567 Config region 23 has bad signature\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7075) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7076) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7077)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7078) offset += 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7079)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7080) /* Check the data structure version */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7081) if (buff[offset] != LPFC_REGION23_VERSION) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7082) lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7083) "2568 Config region 23 has bad version\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7084) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7085) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7086) offset += 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7087)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7088) /* Read FCoE param record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7089) rec_ptr = lpfc_get_rec_conf23(&buff[offset],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7090) size - offset, FCOE_PARAM_TYPE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7091) if (rec_ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7092) lpfc_read_fcoe_param(phba, rec_ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7093)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7094) /* Read FCF connection table */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7095) rec_ptr = lpfc_get_rec_conf23(&buff[offset],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7096) size - offset, FCOE_CONN_TBL_TYPE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7097) if (rec_ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7098) lpfc_read_fcf_conn_tbl(phba, rec_ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7099)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7100) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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