scsi: lpfc: Add per io channel NVME IO statistics

When debugging various issues, per IO channel IO statistics were useful
to understand what was happening. However, many of the stats were on a
port basis rather than an io channel basis.

Move statistics to an io channel basis.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/scsi/lpfc/lpfc_nvme.h b/drivers/scsi/lpfc/lpfc_nvme.h
index 9216653e0441..b07188b533fb 100644
--- a/drivers/scsi/lpfc/lpfc_nvme.h
+++ b/drivers/scsi/lpfc/lpfc_nvme.h
@@ -36,11 +36,21 @@ struct lpfc_nvme_qhandle {
 	uint32_t cpu_id;	/* current cpu id at time of create */
 };
 
+struct lpfc_nvme_ctrl_stat {
+	atomic_t fc4NvmeInputRequests;
+	atomic_t fc4NvmeOutputRequests;
+	atomic_t fc4NvmeControlRequests;
+	atomic_t fc4NvmeIoCmpls;
+};
+
 /* Declare nvme-based local and remote port definitions. */
 struct lpfc_nvme_lport {
 	struct lpfc_vport *vport;
 	struct completion lport_unreg_done;
 	/* Add stats counters here */
+	struct lpfc_nvme_ctrl_stat *cstat;
+	atomic_t fc4NvmeLsRequests;
+	atomic_t fc4NvmeLsCmpls;
 	atomic_t xmt_fcp_noxri;
 	atomic_t xmt_fcp_bad_ndlp;
 	atomic_t xmt_fcp_qdepth;