[SCSI] lpfc 8.2.3 : Added support for ASICs that report temperature

Added support for ASICs that report temperature. Temperature notices are
 reported as events and logged. Temperature can be read via sysfs.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 12 insertions, 1 deletions

diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index ba3ecab9baf3..c1343fb2fcf4 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -569,6 +569,7 @@ struct lpfc_hba {
         atomic_t slow_ring_trc_cnt;
 #endif
 
+        uint8_t temp_sensor_support;
         /* Fields used for heart beat. */
         unsigned long last_completion_time;
         struct timer_list hb_tmofunc;
@@ -598,5 +599,15 @@ lpfc_is_link_up(struct lpfc_hba *phba)
                 phba->link_state == LPFC_HBA_READY;
 }
 
-#define FC_REG_DUMP_EVENT       0x10    /* Register for Dump events */
+#define FC_REG_DUMP_EVENT               0x10    /* Register for Dump events */
+#define FC_REG_TEMPERATURE_EVENT        0x20    /* Register for temperature
+                                                   event */
 
+struct temp_event {
+        uint32_t event_type;
+        uint32_t event_code;
+        uint32_t data;
+};
+#define LPFC_CRIT_TEMP          0x1
+#define LPFC_THRESHOLD_TEMP     0x2
+#define LPFC_NORMAL_TEMP        0x3