[VOL-3141] Created Span for various Openflow and Ofagent operations

Change-Id: I49e371479edc087dcf89bd60b43c000ab0bb5547
diff --git a/internal/pkg/ofagent/connection.go b/internal/pkg/ofagent/connection.go
index f369ab3..4fe0de3 100644
--- a/internal/pkg/ofagent/connection.go
+++ b/internal/pkg/ofagent/connection.go
@@ -55,7 +55,7 @@
 		if err == nil {
 			svc := voltha.NewVolthaServiceClient(conn)
 			if svc != nil {
-				if _, err = svc.GetVoltha(context.Background(), &empty.Empty{}); err == nil {
+				if _, err = svc.GetVoltha(log.WithSpanFromContext(context.Background(), ctx), &empty.Empty{}); err == nil {
 					logger.Debugw(ctx, "Established connection to Voltha",
 						log.Fields{
 							"VolthaApiEndPoint": ofa.VolthaApiEndPoint,