summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/lpfc
diff options
context:
space:
mode:
authorJames Smart <james.smart@emulex.com>2012-06-12 19:55:07 +0200
committerJames Bottomley <JBottomley@Parallels.com>2012-07-20 09:58:30 +0200
commit4b8bae08b296a1199ef40f21ea7f4685b2c56ec7 (patch)
tree1d424820115e7d03262baebd65bf0165ae324f1b /drivers/scsi/lpfc
parent[SCSI] lpfc 8.3.32: Fix system panic due to node state change (diff)
downloadlinux-4b8bae08b296a1199ef40f21ea7f4685b2c56ec7.tar.xz
linux-4b8bae08b296a1199ef40f21ea7f4685b2c56ec7.zip
[SCSI] lpfc 8.3.32: Fix error reporting of misconfigured ports
Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/lpfc')
-rw-r--r--drivers/scsi/lpfc/lpfc_hw4.h23
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c76
2 files changed, 93 insertions, 6 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index a631ebf4158d..953603a7a43c 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -3106,6 +3106,28 @@ struct lpfc_acqe_fc_la {
#define LPFC_FC_LA_EVENT_TYPE_SHARED_LINK 0x2
};
+struct lpfc_acqe_misconfigured_event {
+ struct {
+ uint32_t word0;
+#define lpfc_sli_misconfigured_port0_SHIFT 0
+#define lpfc_sli_misconfigured_port0_MASK 0x000000FF
+#define lpfc_sli_misconfigured_port0_WORD word0
+#define lpfc_sli_misconfigured_port1_SHIFT 8
+#define lpfc_sli_misconfigured_port1_MASK 0x000000FF
+#define lpfc_sli_misconfigured_port1_WORD word0
+#define lpfc_sli_misconfigured_port2_SHIFT 16
+#define lpfc_sli_misconfigured_port2_MASK 0x000000FF
+#define lpfc_sli_misconfigured_port2_WORD word0
+#define lpfc_sli_misconfigured_port3_SHIFT 24
+#define lpfc_sli_misconfigured_port3_MASK 0x000000FF
+#define lpfc_sli_misconfigured_port3_WORD word0
+ } theEvent;
+#define LPFC_SLI_EVENT_STATUS_VALID 0x00
+#define LPFC_SLI_EVENT_STATUS_NOT_PRESENT 0x01
+#define LPFC_SLI_EVENT_STATUS_WRONG_TYPE 0x02
+#define LPFC_SLI_EVENT_STATUS_UNSUPPORTED 0x03
+};
+
struct lpfc_acqe_sli {
uint32_t event_data1;
uint32_t event_data2;
@@ -3116,6 +3138,7 @@ struct lpfc_acqe_sli {
#define LPFC_SLI_EVENT_TYPE_NORM_TEMP 0x3
#define LPFC_SLI_EVENT_TYPE_NVLOG_POST 0x4
#define LPFC_SLI_EVENT_TYPE_DIAG_DUMP 0x5
+#define LPFC_SLI_EVENT_TYPE_MISCONFIGURED 0x9
};
/*
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 374c102643fe..45c15208be9f 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -3726,12 +3726,76 @@ out_free_pmb:
static void
lpfc_sli4_async_sli_evt(struct lpfc_hba *phba, struct lpfc_acqe_sli *acqe_sli)
{
- lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
- "2901 Async SLI event - Event Data1:x%08x Event Data2:"
- "x%08x SLI Event Type:%d",
- acqe_sli->event_data1, acqe_sli->event_data2,
- bf_get(lpfc_trailer_type, acqe_sli));
- return;
+ char port_name;
+ char message[80];
+ uint8_t status;
+ struct lpfc_acqe_misconfigured_event *misconfigured;
+
+ /* 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)) {
+ 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));
+ return;
+ }
+
+ port_name = phba->Port[0];
+ if (port_name == 0x00)
+ port_name = '?'; /* get port name is empty */
+
+ 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,
+ &misconfigured->theEvent);
+ 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,
+ &misconfigured->theEvent);
+ break;
+ case LPFC_LINK_NUMBER_3:
+ status = bf_get(lpfc_sli_misconfigured_port3,
+ &misconfigured->theEvent);
+ 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, "Not installed");
+ break;
+ case LPFC_SLI_EVENT_STATUS_WRONG_TYPE:
+ sprintf(message,
+ "Optics of two types installed");
+ break;
+ case LPFC_SLI_EVENT_STATUS_UNSUPPORTED:
+ sprintf(message, "Incompatible optics");
+ 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);
}
/**