lpfc: Add Lancer Temperature Event support to the lpfc driver
authorJames Smart <james.smart@emulex.com>
Tue, 7 Apr 2015 19:07:09 +0000 (15:07 -0400)
committerJames Bottomley <JBottomley@Odin.com>
Fri, 10 Apr 2015 14:45:03 +0000 (07:45 -0700)
This will detect and send an async event if overtemp is detected

Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
drivers/scsi/lpfc/lpfc_hw4.h
drivers/scsi/lpfc/lpfc_init.c

index f432ec180cf819d3c05ed70f121733362c001ed1..3121ec454cfa4057a59d5ceeef603b85515786a8 100644 (file)
@@ -3244,6 +3244,7 @@ struct lpfc_acqe_sli {
 #define LPFC_SLI_EVENT_TYPE_NVLOG_POST         0x4
 #define LPFC_SLI_EVENT_TYPE_DIAG_DUMP          0x5
 #define LPFC_SLI_EVENT_TYPE_MISCONFIGURED      0x9
+#define LPFC_SLI_EVENT_TYPE_REMOTE_DPORT       0xA
 };
 
 /*
index 2b5b91040022148a857998a1e994ae95f051a631..4ba91af11678b101a1a8831f33605da27cdd0007 100644 (file)
@@ -1330,13 +1330,14 @@ lpfc_offline_eratt(struct lpfc_hba *phba)
 void
 lpfc_sli4_offline_eratt(struct lpfc_hba *phba)
 {
+       spin_lock_irq(&phba->hbalock);
+       phba->link_state = LPFC_HBA_ERROR;
+       spin_unlock_irq(&phba->hbalock);
+
        lpfc_offline_prep(phba, LPFC_MBX_NO_WAIT);
        lpfc_offline(phba);
-       lpfc_sli4_brdreset(phba);
        lpfc_hba_down_post(phba);
-       lpfc_sli4_post_status_check(phba);
        lpfc_unblock_mgmt_io(phba);
-       phba->link_state = LPFC_HBA_ERROR;
 }
 
 /**
@@ -1629,6 +1630,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba)
        uint32_t uerrlo_reg, uemasklo_reg;
        uint32_t pci_rd_rc1, pci_rd_rc2;
        bool en_rn_msg = true;
+       struct temp_event temp_event_data;
        int rc;
 
        /* If the pci channel is offline, ignore possible errors, since
@@ -1636,9 +1638,6 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba)
         */
        if (pci_channel_offline(phba->pcidev))
                return;
-       /* If resets are disabled then leave the HBA alone and return */
-       if (!phba->cfg_enable_hba_reset)
-               return;
 
        if_type = bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf);
        switch (if_type) {
@@ -1654,6 +1653,7 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba)
                        return;
                lpfc_sli4_offline_eratt(phba);
                break;
+
        case LPFC_SLI_INTF_IF_TYPE_2:
                pci_rd_rc1 = lpfc_readl(
                                phba->sli4_hba.u.if_type2.STATUSregaddr,
@@ -1668,15 +1668,27 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba)
                reg_err1 = readl(phba->sli4_hba.u.if_type2.ERR1regaddr);
                reg_err2 = readl(phba->sli4_hba.u.if_type2.ERR2regaddr);
                if (bf_get(lpfc_sliport_status_oti, &portstat_reg)) {
-                       /* TODO: Register for Overtemp async events. */
                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
                                "2889 Port Overtemperature event, "
-                               "taking port offline\n");
+                               "taking port offline Data: x%x x%x\n",
+                               reg_err1, reg_err2);
+
+                       temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
+                       temp_event_data.event_code = LPFC_CRIT_TEMP;
+                       temp_event_data.data = 0xFFFFFFFF;
+
+                       shost = lpfc_shost_from_vport(phba->pport);
+                       fc_host_post_vendor_event(shost, fc_get_event_number(),
+                                                 sizeof(temp_event_data),
+                                                 (char *)&temp_event_data,
+                                                 SCSI_NL_VID_TYPE_PCI
+                                                 | PCI_VENDOR_ID_EMULEX);
+
                        spin_lock_irq(&phba->hbalock);
                        phba->over_temp_state = HBA_OVER_TEMP;
                        spin_unlock_irq(&phba->hbalock);
                        lpfc_sli4_offline_eratt(phba);
-                       break;
+                       return;
                }
                if (reg_err1 == SLIPORT_ERR1_REG_ERR_CODE_2 &&
                    reg_err2 == SLIPORT_ERR2_REG_FW_RESTART) {
@@ -1693,6 +1705,10 @@ lpfc_handle_eratt_s4(struct lpfc_hba *phba)
                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
                                        "3145 Port Down: Provisioning\n");
 
+               /* If resets are disabled then leave the HBA alone and return */
+               if (!phba->cfg_enable_hba_reset)
+                       return;
+
                /* Check port status register for function reset */
                rc = lpfc_sli4_port_sta_fn_reset(phba, LPFC_MBX_NO_WAIT,
                                en_rn_msg);
@@ -4044,18 +4060,21 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli)
        char port_name;
        char message[128];
        uint8_t status;
+       uint8_t evt_type;
+       struct temp_event temp_event_data;
        struct lpfc_acqe_misconfigured_event *misconfigured;
+       struct Scsi_Host  *shost;
+
+       evt_type = bf_get(lpfc_trailer_type, acqe_sli);
 
-       /* special case misconfigured event as it contains data for all ports */
-       if ((bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=
-                LPFC_SLI_INTF_IF_TYPE_2) ||
-               (bf_get(lpfc_trailer_type, acqe_sli) !=
-                       LPFC_SLI_EVENT_TYPE_MISCONFIGURED)) {
+       /* Special case Lancer */
+       if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) !=
+                LPFC_SLI_INTF_IF_TYPE_2) {
                lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
                                "2901 Async SLI event - Event Data1:x%08x Event Data2:"
                                "x%08x SLI Event Type:%d\n",
                                acqe_sli->event_data1, acqe_sli->event_data2,
-                               bf_get(lpfc_trailer_type, acqe_sli));
+                               evt_type);
                return;
        }
 
@@ -4063,58 +4082,107 @@ lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli)
        if (port_name == 0x00)
                port_name = '?'; /* get port name is empty */
 
-       misconfigured = (struct lpfc_acqe_misconfigured_event *)
+       switch (evt_type) {
+       case LPFC_SLI_EVENT_TYPE_OVER_TEMP:
+               temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
+               temp_event_data.event_code = LPFC_THRESHOLD_TEMP;
+               temp_event_data.data = (uint32_t)acqe_sli->event_data1;
+
+               lpfc_printf_log(phba, KERN_WARNING, LOG_SLI,
+                               "3190 Over Temperature:%d Celsius- Port Name %c\n",
+                               acqe_sli->event_data1, port_name);
+
+               shost = lpfc_shost_from_vport(phba->pport);
+               fc_host_post_vendor_event(shost, fc_get_event_number(),
+                                         sizeof(temp_event_data),
+                                         (char *)&temp_event_data,
+                                         SCSI_NL_VID_TYPE_PCI
+                                         | PCI_VENDOR_ID_EMULEX);
+               break;
+       case LPFC_SLI_EVENT_TYPE_NORM_TEMP:
+               temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
+               temp_event_data.event_code = LPFC_NORMAL_TEMP;
+               temp_event_data.data = (uint32_t)acqe_sli->event_data1;
+
+               lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+                               "3191 Normal Temperature:%d Celsius - Port Name %c\n",
+                               acqe_sli->event_data1, port_name);
+
+               shost = lpfc_shost_from_vport(phba->pport);
+               fc_host_post_vendor_event(shost, fc_get_event_number(),
+                                         sizeof(temp_event_data),
+                                         (char *)&temp_event_data,
+                                         SCSI_NL_VID_TYPE_PCI
+                                         | PCI_VENDOR_ID_EMULEX);
+               break;
+       case LPFC_SLI_EVENT_TYPE_MISCONFIGURED:
+               misconfigured = (struct lpfc_acqe_misconfigured_event *)
                                        &acqe_sli->event_data1;
 
-       /* fetch the status for this port */
-       switch (phba->sli4_hba.lnk_info.lnk_no) {
-       case LPFC_LINK_NUMBER_0:
-               status = bf_get(lpfc_sli_misconfigured_port0,
+               /* fetch the status for this port */
+               switch (phba->sli4_hba.lnk_info.lnk_no) {
+               case LPFC_LINK_NUMBER_0:
+                       status = bf_get(lpfc_sli_misconfigured_port0,
                                        &misconfigured->theEvent);
-               break;
-       case LPFC_LINK_NUMBER_1:
-               status = bf_get(lpfc_sli_misconfigured_port1,
+                       break;
+               case LPFC_LINK_NUMBER_1:
+                       status = bf_get(lpfc_sli_misconfigured_port1,
                                        &misconfigured->theEvent);
-               break;
-       case LPFC_LINK_NUMBER_2:
-               status = bf_get(lpfc_sli_misconfigured_port2,
+                       break;
+               case LPFC_LINK_NUMBER_2:
+                       status = bf_get(lpfc_sli_misconfigured_port2,
                                        &misconfigured->theEvent);
-               break;
-       case LPFC_LINK_NUMBER_3:
-               status = bf_get(lpfc_sli_misconfigured_port3,
+                       break;
+               case LPFC_LINK_NUMBER_3:
+                       status = bf_get(lpfc_sli_misconfigured_port3,
                                        &misconfigured->theEvent);
-               break;
-       default:
-               status = ~LPFC_SLI_EVENT_STATUS_VALID;
-               break;
-       }
+                       break;
+               default:
+                       status = ~LPFC_SLI_EVENT_STATUS_VALID;
+                       break;
+               }
 
-       switch (status) {
-       case LPFC_SLI_EVENT_STATUS_VALID:
-               return; /* no message if the sfp is okay */
-       case LPFC_SLI_EVENT_STATUS_NOT_PRESENT:
-               sprintf(message, "Optics faulted/incorrectly installed/not " \
-                               "installed - Reseat optics, if issue not "
-                               "resolved, replace.");
-               break;
-       case LPFC_SLI_EVENT_STATUS_WRONG_TYPE:
-               sprintf(message,
-                       "Optics of two types installed - Remove one optic or " \
-                       "install matching pair of optics.");
-               break;
-       case LPFC_SLI_EVENT_STATUS_UNSUPPORTED:
-               sprintf(message, "Incompatible optics - Replace with " \
+               switch (status) {
+               case LPFC_SLI_EVENT_STATUS_VALID:
+                       return; /* no message if the sfp is okay */
+               case LPFC_SLI_EVENT_STATUS_NOT_PRESENT:
+                       sprintf(message, "Optics faulted/incorrectly "
+                               "installed/not installed - Reseat optics, "
+                               "if issue not resolved, replace.");
+                       break;
+               case LPFC_SLI_EVENT_STATUS_WRONG_TYPE:
+                       sprintf(message,
+                               "Optics of two types installed - Remove one "
+                               "optic or install matching pair of optics.");
+                       break;
+               case LPFC_SLI_EVENT_STATUS_UNSUPPORTED:
+                       sprintf(message, "Incompatible optics - Replace with "
                                "compatible optics for card to function.");
+                       break;
+               default:
+                       /* firmware is reporting a status we don't know about */
+                       sprintf(message, "Unknown event status x%02x", status);
+                       break;
+               }
+
+               lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+                               "3176 Misconfigured Physical Port - "
+                               "Port Name %c %s\n", port_name, message);
+               break;
+       case LPFC_SLI_EVENT_TYPE_REMOTE_DPORT:
+               lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+                               "3192 Remote DPort Test Initiated - "
+                               "Event Data1:x%08x Event Data2: x%08x\n",
+                               acqe_sli->event_data1, acqe_sli->event_data2);
                break;
        default:
-               /* firmware is reporting a status we don't know about */
-               sprintf(message, "Unknown event status x%02x", status);
+               lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+                               "3193 Async SLI event - Event Data1:x%08x Event Data2:"
+                               "x%08x SLI Event Type:%d\n",
+                               acqe_sli->event_data1, acqe_sli->event_data2,
+                               evt_type);
                break;
        }
-
-       lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
-                       "3176 Misconfigured Physical Port - "
-                       "Port Name %c %s\n", port_name, message);
 }
 
 /**
@@ -5183,6 +5251,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
                rc = lpfc_pci_function_reset(phba);
                if (unlikely(rc))
                        return -ENODEV;
+               phba->temp_sensor_support = 1;
        }
 
        /* Create the bootstrap mailbox command */