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authorJames Smart <james.smart@emulex.com>2015-04-07 15:07:09 -0400
committerJames Bottomley <JBottomley@Odin.com>2015-04-10 07:45:03 -0700
commit946727dc073dbac5751f98902c1c73e3b7268218 (patch)
tree220c73d5fb08edd1f173a6fa27d9b7d876213d05
parent77d093fb009c339f9fa15a2865787eb94eee22c6 (diff)
downloadlinux-linaro-stable-946727dc073dbac5751f98902c1c73e3b7268218.tar.gz
lpfc: Add Lancer Temperature Event support to the lpfc driver
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>
-rw-r--r--drivers/scsi/lpfc/lpfc_hw4.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c179
2 files changed, 125 insertions, 55 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index f432ec180cf8..3121ec454cfa 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -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
};
/*
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 2b5b91040022..4ba91af11678 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -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 */