[VOL-1624]
Tech profile changes in openolt adapter 2.x.

[VOL-1623]
Support for meter update

Change-Id: I98f2dd9848ce2b330dfbc536b06559c071e8cd8c
diff --git a/protos/voltha_protos/logical_device.proto b/protos/voltha_protos/logical_device.proto
index f5e2fd8..84e7ec5 100644
--- a/protos/voltha_protos/logical_device.proto
+++ b/protos/voltha_protos/logical_device.proto
@@ -55,6 +55,10 @@
     // flow groups configured on the logical device
     openflow_13.FlowGroups flow_groups = 130 [(child_node) = {}];
 
+    // meters configured on the logical device
+    openflow_13.Meters meters = 131 [(child_node) = {}];
+
+
 }
 
 message LogicalDevices {