--- /dev/null
+/*******************************************************************************
+################################################################################
+# Copyright (c) [2017-2019] [Radisys] #
+# #
+# Licensed under the Apache License, Version 2.0 (the "License"); #
+# you may not use this file except in compliance with the License. #
+# You may obtain a copy of the License at #
+# #
+# http://www.apache.org/licenses/LICENSE-2.0 #
+# #
+# Unless required by applicable law or agreed to in writing, software #
+# distributed under the License is distributed on an "AS IS" BASIS, #
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
+# See the License for the specific language governing permissions and #
+# limitations under the License. #
+################################################################################
+*******************************************************************************/
+
+#include "common_def.h"
+#include "lrg.h" /* Layer manager interface includes*/
+#include "lrg.x" /* layer management typedefs for MAC */
+#include "du_app_mac_inf.h"
+#include "mac_sch_interface.h"
+#include "lwr_mac_upr_inf.h"
+#include "mac.h"
+
+/**
+ * @brief Timer Expiry handler.
+ *
+ * @details
+ *
+ * Function : macTmrExpiry
+ *
+ * This is a callback function used as an input parameter to cmPrcTmr()
+ * to check expiry of any timer. In this function, the only concern is
+ * about tmrEvnt=Bind timer.
+ *
+ * @param[in] PTR cb, Entry for which Timer expired
+ * @param[in] S16 tmrEvnt, the Timer Event
+ * @return uint8_t
+ * -# ROK
+ **/
+uint8_t macTmrExpiry(PTR cb, uint8_t tmrEvnt)
+{
+ /* TODO : Handling of any timer event expiry */
+ return ROK;
+}
+
+/**
+ * @brief MAC timer call back function registered with System services
+ *
+ * @details
+ *
+ * Function : macActvTmr
+ *
+ * This function is invoked for every timer activation
+ * period expiry.
+ *
+ * @return S16
+ * -# ROK
+ **/
+short int macActvTmr(Ent ent,Inst inst)
+{
+ /* Check if any MAC timer has expired */
+ cmPrcTmr(&macCb.tmrTqCp, macCb.tmrTq, (PFV) macTmrExpiry);
+
+ return ROK;
+
+} /* end of rgActvTmr */
+
+/**********************************************************************
+
+ End of file
+**********************************************************************/