[SCSI] lpfc 8.2.8 v2 : Add statistical reporting control and additional fc vendor events

Added support for new sysfs attributes: lpfc_stat_data_ctrl and
lpfc_max_scsicmpl_time. The attributes control statistical reporting
of io load.

Added support for new fc vendor events for error reporting.

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

1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h
index ccf8f41f345e..f29e548a90d1 100644
--- a/drivers/scsi/lpfc/lpfc_disc.h
+++ b/drivers/scsi/lpfc/lpfc_disc.h
@@ -37,6 +37,7 @@ enum lpfc_work_type {
         LPFC_EVT_KILL,
         LPFC_EVT_ELS_RETRY,
         LPFC_EVT_DEV_LOSS,
+        LPFC_EVT_FASTPATH_MGMT_EVT,
 };
 
 /* structure used to queue event to the discovery tasklet */
@@ -47,6 +48,24 @@ struct lpfc_work_evt {
         enum lpfc_work_type   evt;
 };
 
+struct lpfc_scsi_check_condition_event;
+struct lpfc_scsi_varqueuedepth_event;
+struct lpfc_scsi_event_header;
+struct lpfc_fabric_event_header;
+struct lpfc_fcprdchkerr_event;
+
+/* structure used for sending events from fast path */
+struct lpfc_fast_path_event {
+        struct lpfc_work_evt work_evt;
+        struct lpfc_vport     *vport;
+        union {
+                struct lpfc_scsi_check_condition_event check_cond_evt;
+                struct lpfc_scsi_varqueuedepth_event queue_depth_evt;
+                struct lpfc_scsi_event_header scsi_evt;
+                struct lpfc_fabric_event_header fabric_evt;
+                struct lpfc_fcprdchkerr_event read_check_error;
+        } un;
+};
 
 struct lpfc_nodelist {
         struct list_head nlp_listp;
@@ -91,6 +110,7 @@ struct lpfc_nodelist {
         atomic_t cmd_pending;
         uint32_t cmd_qdepth;
         unsigned long last_change_time;
+        struct lpfc_scsicmd_bkt *lat_data;      /* Latency data */
 };
 
 /* Defines for nlp_flag (uint32) */