From 84774a4d0a4dba8a5767da6c58ea5a8c5b0cfe25 Mon Sep 17 00:00:00 2001 From: James Smart Date: Sun, 24 Aug 2008 21:50:06 -0400 Subject: [SCSI] lpfc 8.2.8 : Add new FCOE hardware support Signed-off-by: James Smart Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc_hbadisc.c | 66 ++++++++++++++++++++++++++++++++++------ 1 file changed, 56 insertions(+), 10 deletions(-) (limited to 'drivers/scsi/lpfc/lpfc_hbadisc.c') diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 72c1cf15ef2..b4ef8362353 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -1013,14 +1013,10 @@ out: } static void -lpfc_mbx_issue_link_down(struct lpfc_hba *phba) +lpfc_enable_la(struct lpfc_hba *phba) { uint32_t control; struct lpfc_sli *psli = &phba->sli; - - lpfc_linkdown(phba); - - /* turn on Link Attention interrupts - no CLEAR_LA needed */ spin_lock_irq(&phba->hbalock); psli->sli_flag |= LPFC_PROCESS_LA; control = readl(phba->HCregaddr); @@ -1030,6 +1026,15 @@ lpfc_mbx_issue_link_down(struct lpfc_hba *phba) spin_unlock_irq(&phba->hbalock); } +static void +lpfc_mbx_issue_link_down(struct lpfc_hba *phba) +{ + lpfc_linkdown(phba); + lpfc_enable_la(phba); + /* turn on Link Attention interrupts - no CLEAR_LA needed */ +} + + /* * This routine handles processing a READ_LA mailbox * command upon completion. It is setup in the LPFC_MBOXQ @@ -1077,8 +1082,12 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) } phba->fc_eventTag = la->eventTag; + if (la->mm) + phba->sli.sli_flag |= LPFC_MENLO_MAINT; + else + phba->sli.sli_flag &= ~LPFC_MENLO_MAINT; - if (la->attType == AT_LINK_UP) { + if (la->attType == AT_LINK_UP && (!la->mm)) { phba->fc_stat.LinkUp++; if (phba->link_flag & LS_LOOPBACK_MODE) { lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, @@ -1090,13 +1099,15 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) } else { lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, "1303 Link Up Event x%x received " - "Data: x%x x%x x%x x%x\n", + "Data: x%x x%x x%x x%x x%x x%x %d\n", la->eventTag, phba->fc_eventTag, la->granted_AL_PA, la->UlnkSpeed, - phba->alpa_map[0]); + phba->alpa_map[0], + la->mm, la->fa, + phba->wait_4_mlo_maint_flg); } lpfc_mbx_process_link_up(phba, la); - } else { + } else if (la->attType == AT_LINK_DOWN) { phba->fc_stat.LinkDown++; if (phba->link_flag & LS_LOOPBACK_MODE) { lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, @@ -1109,11 +1120,46 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) else { lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, "1305 Link Down Event x%x received " + "Data: x%x x%x x%x x%x x%x\n", + la->eventTag, phba->fc_eventTag, + phba->pport->port_state, vport->fc_flag, + la->mm, la->fa); + } + lpfc_mbx_issue_link_down(phba); + } + if (la->mm && la->attType == AT_LINK_UP) { + if (phba->link_state != LPFC_LINK_DOWN) { + phba->fc_stat.LinkDown++; + lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, + "1312 Link Down Event x%x received " + "Data: x%x x%x x%x\n", + la->eventTag, phba->fc_eventTag, + phba->pport->port_state, vport->fc_flag); + lpfc_mbx_issue_link_down(phba); + } else + lpfc_enable_la(phba); + + lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, + "1310 Menlo Maint Mode Link up Event x%x rcvd " "Data: x%x x%x x%x\n", la->eventTag, phba->fc_eventTag, phba->pport->port_state, vport->fc_flag); + /* + * The cmnd that triggered this will be waiting for this + * signal. + */ + /* WAKEUP for MENLO_SET_MODE or MENLO_RESET command. */ + if (phba->wait_4_mlo_maint_flg) { + phba->wait_4_mlo_maint_flg = 0; + wake_up_interruptible(&phba->wait_4_mlo_m_q); } - lpfc_mbx_issue_link_down(phba); + } + + if (la->fa) { + if (la->mm) + lpfc_issue_clear_la(phba, vport); + lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT, + "1311 fa %d\n", la->fa); } lpfc_mbx_cmpl_read_la_free_mbuf: -- cgit v1.2.3