View status of individual PON ports

Change-Id: I189579a301a47d355775eb909d66e6c56b7fcdf4
diff --git a/voltha/adapters/openolt/protos/openolt.proto b/voltha/adapters/openolt/protos/openolt.proto
index da54a80..8c69067 100644
--- a/voltha/adapters/openolt/protos/openolt.proto
+++ b/voltha/adapters/openolt/protos/openolt.proto
@@ -103,6 +103,8 @@
         };
     }
 
+    rpc GetPonIf(Interface) returns (IntfIndication) { }
+
     rpc DisablePonIf(Interface) returns (Empty) {
         option (google.api.http) = {
             post: "/v1/DisablePonIf"