From 5024ab179c13d763f95c8391f45f22309609f479 Mon Sep 17 00:00:00 2001 From: Jamie Wellnitz Date: Tue, 28 Feb 2006 19:25:28 -0500 Subject: [SCSI] lpfc 8.1.2: Added support for FAN Added support for FAN Signed-off-by: Jamie Wellnitz Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc_nportdisc.c | 61 +++++++++++++++++++++++++------------- 1 file changed, 41 insertions(+), 20 deletions(-) (limited to 'drivers/scsi/lpfc/lpfc_nportdisc.c') diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c index a580e1e5067..4bf232a9adc 100644 --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -262,6 +262,7 @@ lpfc_els_abort(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, /* If we are delaying issuing an ELS command, cancel it */ if (ndlp->nlp_flag & NLP_DELAY_TMO) { ndlp->nlp_flag &= ~NLP_DELAY_TMO; + ndlp->nlp_last_elscmd = 0; del_timer_sync(&ndlp->nlp_delayfunc); if (!list_empty(&ndlp->els_retry_evt.evt_listp)) list_del_init(&ndlp->els_retry_evt.evt_listp); @@ -398,16 +399,8 @@ lpfc_rcv_plogi(struct lpfc_hba * phba, */ mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; mbox->context2 = ndlp; - ndlp->nlp_flag |= NLP_ACC_REGLOGIN; + ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI); - /* If there is an outstanding PLOGI issued, abort it before - * sending ACC rsp to PLOGI recieved. - */ - if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) { - /* software abort outstanding PLOGI */ - lpfc_els_abort(phba, ndlp, 1); - } - ndlp->nlp_flag |= NLP_RCV_PLOGI; lpfc_els_rsp_acc(phba, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox, 0); return 1; @@ -465,13 +458,14 @@ lpfc_rcv_padisc(struct lpfc_hba * phba, stat.un.b.vendorUnique = 0; lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); - ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI; /* 1 sec timeout */ mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); spin_lock_irq(phba->host->host_lock); ndlp->nlp_flag |= NLP_DELAY_TMO; spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; + ndlp->nlp_prev_state = ndlp->nlp_state; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); return 0; @@ -492,15 +486,17 @@ lpfc_rcv_logo(struct lpfc_hba * phba, if (!(ndlp->nlp_type & NLP_FABRIC) || (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) { /* Only try to re-login if this is NOT a Fabric Node */ - ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI; mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); spin_lock_irq(phba->host->host_lock); ndlp->nlp_flag |= NLP_DELAY_TMO; spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; + ndlp->nlp_prev_state = ndlp->nlp_state; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); } else { + ndlp->nlp_prev_state = ndlp->nlp_state; ndlp->nlp_state = NLP_STE_UNUSED_NODE; lpfc_nlp_list(phba, ndlp, NLP_UNUSED_LIST); } @@ -595,6 +591,7 @@ lpfc_rcv_plogi_unused_node(struct lpfc_hba * phba, cmdiocb = (struct lpfc_iocbq *) arg; if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) { + ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE; ndlp->nlp_state = NLP_STE_UNUSED_NODE; lpfc_nlp_list(phba, ndlp, NLP_UNUSED_LIST); return ndlp->nlp_state; @@ -708,10 +705,6 @@ lpfc_rcv_els_plogi_issue(struct lpfc_hba * phba, /* software abort outstanding PLOGI */ lpfc_els_abort(phba, ndlp, 1); - mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); - spin_lock_irq(phba->host->host_lock); - ndlp->nlp_flag |= NLP_DELAY_TMO; - spin_unlock_irq(phba->host->host_lock); if (evt == NLP_EVT_RCV_LOGO) { lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0); @@ -721,7 +714,12 @@ lpfc_rcv_els_plogi_issue(struct lpfc_hba * phba, } /* Put ndlp in npr list set plogi timer for 1 sec */ - ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI; + mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); + spin_lock_irq(phba->host->host_lock); + ndlp->nlp_flag |= NLP_DELAY_TMO; + spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; + ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); @@ -744,6 +742,7 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_hba * phba, rspiocb = cmdiocb->context_un.rsp_iocb; if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) { + /* Recovery from PLOGI collision logic */ return ndlp->nlp_state; } @@ -859,6 +858,7 @@ lpfc_device_recov_plogi_issue(struct lpfc_hba * phba, /* software abort outstanding PLOGI */ lpfc_els_abort(phba, ndlp, 1); + ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); spin_lock_irq(phba->host->host_lock); @@ -883,6 +883,7 @@ lpfc_rcv_plogi_adisc_issue(struct lpfc_hba * phba, if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) { return ndlp->nlp_state; } + ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; ndlp->nlp_state = NLP_STE_PLOGI_ISSUE; lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST); lpfc_issue_els_plogi(phba, ndlp, 0); @@ -963,25 +964,29 @@ lpfc_cmpl_adisc_adisc_issue(struct lpfc_hba * phba, if ((irsp->ulpStatus) || (!lpfc_check_adisc(phba, ndlp, &ap->nodeName, &ap->portName))) { - ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI; /* 1 sec timeout */ mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ); spin_lock_irq(phba->host->host_lock); ndlp->nlp_flag |= NLP_DELAY_TMO; spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; memset(&ndlp->nlp_nodename, 0, sizeof (struct lpfc_name)); memset(&ndlp->nlp_portname, 0, sizeof (struct lpfc_name)); + ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); lpfc_unreg_rpi(phba, ndlp); return ndlp->nlp_state; } + if (ndlp->nlp_type & NLP_FCP_TARGET) { + ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; ndlp->nlp_state = NLP_STE_MAPPED_NODE; lpfc_nlp_list(phba, ndlp, NLP_MAPPED_LIST); } else { + ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; ndlp->nlp_state = NLP_STE_UNMAPPED_NODE; lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST); } @@ -1008,6 +1013,7 @@ lpfc_device_recov_adisc_issue(struct lpfc_hba * phba, /* software abort outstanding ADISC */ lpfc_els_abort(phba, ndlp, 1); + ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); spin_lock_irq(phba->host->host_lock); @@ -1103,14 +1109,15 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_hba * phba, phba->brd_no, did, mb->mbxStatus, phba->hba_state); + /* Put ndlp in npr list set plogi timer for 1 sec */ mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1); spin_lock_irq(phba->host->host_lock); ndlp->nlp_flag |= NLP_DELAY_TMO; spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; lpfc_issue_els_logo(phba, ndlp, 0); - /* Put ndlp in npr list set plogi timer for 1 sec */ - ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI; + ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); return ndlp->nlp_state; @@ -1120,10 +1127,12 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_hba * phba, /* Only if we are not a fabric nport do we issue PRLI */ if (!(ndlp->nlp_type & NLP_FABRIC)) { + ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; ndlp->nlp_state = NLP_STE_PRLI_ISSUE; lpfc_nlp_list(phba, ndlp, NLP_PRLI_LIST); lpfc_issue_els_prli(phba, ndlp, 0); } else { + ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; ndlp->nlp_state = NLP_STE_UNMAPPED_NODE; lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST); } @@ -1144,6 +1153,7 @@ lpfc_device_recov_reglogin_issue(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) { + ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); spin_lock_irq(phba->host->host_lock); @@ -1233,6 +1243,7 @@ lpfc_cmpl_prli_prli_issue(struct lpfc_hba * phba, irsp = &rspiocb->iocb; if (irsp->ulpStatus) { + ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; ndlp->nlp_state = NLP_STE_UNMAPPED_NODE; lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST); return ndlp->nlp_state; @@ -1251,6 +1262,7 @@ lpfc_cmpl_prli_prli_issue(struct lpfc_hba * phba, ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE; } + ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; ndlp->nlp_state = NLP_STE_MAPPED_NODE; lpfc_nlp_list(phba, ndlp, NLP_MAPPED_LIST); return ndlp->nlp_state; @@ -1308,6 +1320,7 @@ lpfc_device_recov_prli_issue(struct lpfc_hba * phba, /* software abort outstanding PRLI */ lpfc_els_abort(phba, ndlp, 1); + ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); spin_lock_irq(phba->host->host_lock); @@ -1381,6 +1394,7 @@ static uint32_t lpfc_device_recov_unmap_node(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) { + ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); ndlp->nlp_flag &= ~NLP_NPR_2B_DISC; @@ -1462,6 +1476,7 @@ lpfc_device_recov_mapped_node(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, void *arg, uint32_t evt) { + ndlp->nlp_prev_state = NLP_STE_MAPPED_NODE; ndlp->nlp_state = NLP_STE_NPR_NODE; lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST); spin_lock_irq(phba->host->host_lock); @@ -1494,6 +1509,7 @@ lpfc_rcv_plogi_npr_node(struct lpfc_hba * phba, /* send PLOGI immediately, move to PLOGI issue state */ if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { + ndlp->nlp_prev_state = NLP_STE_NPR_NODE; ndlp->nlp_state = NLP_STE_PLOGI_ISSUE; lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST); lpfc_issue_els_plogi(phba, ndlp, 0); @@ -1521,10 +1537,12 @@ lpfc_rcv_prli_npr_node(struct lpfc_hba * phba, spin_lock_irq(phba->host->host_lock); ndlp->nlp_flag &= ~NLP_NPR_ADISC; spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_prev_state = NLP_STE_NPR_NODE; ndlp->nlp_state = NLP_STE_ADISC_ISSUE; lpfc_nlp_list(phba, ndlp, NLP_ADISC_LIST); lpfc_issue_els_adisc(phba, ndlp, 0); } else { + ndlp->nlp_prev_state = NLP_STE_NPR_NODE; ndlp->nlp_state = NLP_STE_PLOGI_ISSUE; lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST); lpfc_issue_els_plogi(phba, ndlp, 0); @@ -1559,10 +1577,12 @@ lpfc_rcv_padisc_npr_node(struct lpfc_hba * phba, if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) { if (ndlp->nlp_flag & NLP_NPR_ADISC) { + ndlp->nlp_prev_state = NLP_STE_NPR_NODE; ndlp->nlp_state = NLP_STE_ADISC_ISSUE; lpfc_nlp_list(phba, ndlp, NLP_ADISC_LIST); lpfc_issue_els_adisc(phba, ndlp, 0); } else { + ndlp->nlp_prev_state = NLP_STE_NPR_NODE; ndlp->nlp_state = NLP_STE_PLOGI_ISSUE; lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST); lpfc_issue_els_plogi(phba, ndlp, 0); @@ -1592,6 +1612,7 @@ lpfc_rcv_prlo_npr_node(struct lpfc_hba * phba, ndlp->nlp_flag |= NLP_DELAY_TMO; ndlp->nlp_flag &= ~NLP_NPR_ADISC; spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_last_elscmd = ELS_CMD_PLOGI; } else { spin_lock_irq(phba->host->host_lock); ndlp->nlp_flag &= ~NLP_NPR_ADISC; @@ -1681,6 +1702,7 @@ lpfc_device_recov_npr_node(struct lpfc_hba * phba, if (!list_empty(&ndlp->els_retry_evt.evt_listp)) list_del_init(&ndlp->els_retry_evt.evt_listp); spin_unlock_irq(phba->host->host_lock); + ndlp->nlp_last_elscmd = 0; del_timer_sync(&ndlp->nlp_delayfunc); return ndlp->nlp_state; } @@ -1905,6 +1927,5 @@ lpfc_disc_state_machine(struct lpfc_hba * phba, } if (rc == NLP_STE_FREED_NODE) return NLP_STE_FREED_NODE; - ndlp->nlp_state = rc; return rc; } -- cgit v1.2.3-70-g09d2