VOL-3727 Adding enableOnuStats and enableGemStats flags to openolt helm chart

Change-Id: I753fadcca6ddc1c1c413f3e1771605c37f54373b
diff --git a/voltha-adapter-openolt/Chart.yaml b/voltha-adapter-openolt/Chart.yaml
index dff1118..e391494 100644
--- a/voltha-adapter-openolt/Chart.yaml
+++ b/voltha-adapter-openolt/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha-adapter-openolt"
-version: "2.8.2"
+version: "2.8.3"
 description: "A Helm chart for Voltha OpenOLT Adapter"
 keywords:
   - "onf"
diff --git a/voltha-adapter-openolt/templates/openolt-deploy.yaml b/voltha-adapter-openolt/templates/openolt-deploy.yaml
index 5533a6c..2ee460f 100644
--- a/voltha-adapter-openolt/templates/openolt-deploy.yaml
+++ b/voltha-adapter-openolt/templates/openolt-deploy.yaml
@@ -104,6 +104,8 @@
             - "--trace_agent_address={{ tpl .Values.services.tracing_agent.address . }}"
             - "--log_correlation_enabled={{ .Values.global.log_correlation.enabled }}"
             - "--omcc_encryption={{ .Values.global.omcc_encryption }}"
+            - "--enable_onu_stats={{ .Values.global.enable_onu_stats }}"
+            - "--enable_gem_stats={{ .Values.global.enable_gem_stats }}"
           {{- if .Values.securityContext.enabled }}
           securityContext:
             allowPrivilegeEscalation: false
diff --git a/voltha-adapter-openolt/values.yaml b/voltha-adapter-openolt/values.yaml
index 3eb051d..f1d7e11 100644
--- a/voltha-adapter-openolt/values.yaml
+++ b/voltha-adapter-openolt/values.yaml
@@ -28,6 +28,10 @@
 
   #enable OMCC encryption
   omcc_encryption: false
+  #enable ONU stats
+  enable_onu_stats: false
+  #enable GEM stats
+  enable_gem_stats: false
 
   # Configure Log Correlation
   log_correlation: