2 files changed, 66 insertions, 0 deletions

diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c
index 2109ed3769aa..66349bde8dca 100644
--- a/drivers/scsi/bfa/bfad_bsg.c
+++ b/drivers/scsi/bfa/bfad_bsg.c
@@ -2349,6 +2349,51 @@ out:
         return 0;
 }
 
+int
+bfad_iocmd_vf_get_stats(struct bfad_s *bfad, void *cmd)
+{
+        struct bfa_bsg_vf_stats_s *iocmd =
+                        (struct bfa_bsg_vf_stats_s *)cmd;
+        struct bfa_fcs_fabric_s *fcs_vf;
+        unsigned long   flags;
+
+        spin_lock_irqsave(&bfad->bfad_lock, flags);
+        fcs_vf = bfa_fcs_vf_lookup(&bfad->bfa_fcs, iocmd->vf_id);
+        if (fcs_vf == NULL) {
+                spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+                iocmd->status = BFA_STATUS_UNKNOWN_VFID;
+                goto out;
+        }
+        memcpy((void *)&iocmd->stats, (void *)&fcs_vf->stats,
+                sizeof(struct bfa_vf_stats_s));
+        spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+        iocmd->status = BFA_STATUS_OK;
+out:
+        return 0;
+}
+
+int
+bfad_iocmd_vf_clr_stats(struct bfad_s *bfad, void *cmd)
+{
+        struct bfa_bsg_vf_reset_stats_s *iocmd =
+                        (struct bfa_bsg_vf_reset_stats_s *)cmd;
+        struct bfa_fcs_fabric_s *fcs_vf;
+        unsigned long   flags;
+
+        spin_lock_irqsave(&bfad->bfad_lock, flags);
+        fcs_vf = bfa_fcs_vf_lookup(&bfad->bfa_fcs, iocmd->vf_id);
+        if (fcs_vf == NULL) {
+                spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+                iocmd->status = BFA_STATUS_UNKNOWN_VFID;
+                goto out;
+        }
+        memset((void *)&fcs_vf->stats, 0, sizeof(struct bfa_vf_stats_s));
+        spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+        iocmd->status = BFA_STATUS_OK;
+out:
+        return 0;
+}
+
 static int
 bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
                 unsigned int payload_len)
@@ -2661,6 +2706,12 @@ bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
         case IOCMD_QOS_RESET_STATS:
                 rc = bfad_iocmd_qos_reset_stats(bfad, iocmd);
                 break;
+        case IOCMD_VF_GET_STATS:
+                rc = bfad_iocmd_vf_get_stats(bfad, iocmd);
+                break;
+        case IOCMD_VF_RESET_STATS:
+                rc = bfad_iocmd_vf_clr_stats(bfad, iocmd);
+                break;
         default:
                 rc = -EINVAL;
                 break;
diff --git a/drivers/scsi/bfa/bfad_bsg.h b/drivers/scsi/bfa/bfad_bsg.h
index 3c0ce22ed47e..1e02652019b3 100644
--- a/drivers/scsi/bfa/bfad_bsg.h
+++ b/drivers/scsi/bfa/bfad_bsg.h
@@ -135,6 +135,8 @@ enum {
         IOCMD_QOS_GET_VC_ATTR,
         IOCMD_QOS_GET_STATS,
         IOCMD_QOS_RESET_STATS,
+        IOCMD_VF_GET_STATS,
+        IOCMD_VF_RESET_STATS,
 };
 
 struct bfa_bsg_gen_s {
@@ -686,6 +688,19 @@ struct bfa_bsg_qos_vc_attr_s {
         struct bfa_qos_vc_attr_s attr;
 };
 
+struct bfa_bsg_vf_stats_s {
+        bfa_status_t    status;
+        u16             bfad_num;
+        u16             vf_id;
+        struct bfa_vf_stats_s   stats;
+};
+
+struct bfa_bsg_vf_reset_stats_s {
+        bfa_status_t    status;
+        u16             bfad_num;
+        u16             vf_id;
+};
+
 struct bfa_bsg_fcpt_s {
         bfa_status_t    status;
         u16             vf_id;