automatically request acks for non-broadcast messages in LPL mode

[tinyos-2.x.git] / tos / chips / rf2xx / layers / LowPowerListeningLayerP.nc

diff --git a/tos/chips/rf2xx/layers/LowPowerListeningLayerP.nc b/tos/chips/rf2xx/layers/LowPowerListeningLayerP.nc
index 5266c356d16d672baf7d781b7a7b0b69c1fa8427..7efab6dc21311283ac63822f1cb1949b6f7cec5c 100644 (file)
--- a/tos/chips/rf2xx/layers/LowPowerListeningLayerP.nc
+++ b/tos/chips/rf2xx/layers/LowPowerListeningLayerP.nc
@@ -290,6 +290,9 @@ implementation
                else
                        return EBUSY;
 
+               if( call Config.needsAutoAckRequest(msg) )
+                       call PacketAcknowledgements.requestAck(msg);
+
                txMsg = msg;
                txError = FAIL;
 
@@ -329,7 +332,7 @@ implementation
                if( error != SUCCESS
                        || call LowPowerListening.getRemoteWakeupInterval(msg) == 0
                        || state == SEND_SUBSEND_DONE_LAST
-                       || (call Config.getAckRequired(msg) && call PacketAcknowledgements.wasAcked(msg)) )
+                       || (call Config.ackRequested(msg) && call PacketAcknowledgements.wasAcked(msg)) )
                {
                        call Timer.stop();
                        state = SEND_DONE;