fix bsr report inaccurate value

openair2/LAYER2/MAC/config.c

-/*
- * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The OpenAirInterface Software Alliance licenses this file to You under
- * the OAI Public License, Version 1.0  (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.openairinterface.org/?page_id=698
- *
- * 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.
- *-------------------------------------------------------------------------------
- * For more information about the OpenAirInterface (OAI) Software Alliance:
- *      contact@openairinterface.org
- */
+/*******************************************************************************
+    OpenAirInterface
+    Copyright(c) 1999 - 2014 Eurecom
+
+    OpenAirInterface is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+
+    OpenAirInterface is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenAirInterface.The full GNU General Public License is
+    included in this distribution in the file called "COPYING". If not,
+    see <http://www.gnu.org/licenses/>.
+
+  Contact Information
+  OpenAirInterface Admin: openair_admin@eurecom.fr
+  OpenAirInterface Tech : openair_tech@eurecom.fr
+  OpenAirInterface Dev  : openair4g-devel@lists.eurecom.fr
+
+  Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
 
+*******************************************************************************/
 /*! \file config.c
  * \brief UE and eNB configuration performed by RRC or as a consequence of RRC procedures
  * \author  Navid Nikaein and Raymond Knopp
@@ -73,6 +80,7 @@ void ue_mac_reset(module_id_t module_idP,uint8_t eNB_index)
   UE_mac_inst[module_idP].BSR_reporting_active[PADDING_BSR]=0;
   UE_mac_inst[module_idP].BSR_reporting_active[PERIODIC_BSR]=0;
   UE_mac_inst[module_idP].retxBSRTimer_expires_flag = 0;
+  UE_mac_inst[module_idP].periodBSRTimer_expires_flag = 0;  
   // stop ongoing RACH procedure
 
   // discard explicitly signaled ra_PreambleIndex and ra_RACH_MaskIndex, if any
@@ -247,12 +255,13 @@ rrc_mac_config_req(
         UE_mac_inst[Mod_idP].scheduling_info.extendedPHR_r10 = (uint16_t)0;
       }
 #endif
-      UE_mac_inst[Mod_idP].scheduling_info.periodicBSR_SF  = 0xFFFF;
-      UE_mac_inst[Mod_idP].scheduling_info.retxBSR_SF     = 0xFFFF;
+      UE_mac_inst[Mod_idP].scheduling_info.periodicBSR_SF  = MAC_UE_BSR_TIMER_NOT_RUNNING;
+      UE_mac_inst[Mod_idP].scheduling_info.retxBSR_SF     = MAC_UE_BSR_TIMER_NOT_RUNNING;
       UE_mac_inst[Mod_idP].BSR_reporting_active[REGULAR_BSR]=0;
       UE_mac_inst[Mod_idP].BSR_reporting_active[PADDING_BSR]=0;
       UE_mac_inst[Mod_idP].BSR_reporting_active[PERIODIC_BSR]=0;
       UE_mac_inst[Mod_idP].retxBSRTimer_expires_flag = 0;
+      UE_mac_inst[Mod_idP].periodBSRTimer_expires_flag = 0;  
 
       LOG_D(MAC,"[UE %d]: periodic BSR %d (SF), retx BSR %d (SF)\n",
             Mod_idP,

openair2/LAYER2/MAC/defs.h

@@ -133,6 +133,8 @@
 /*!\brief maximum value for channel quality indicator */
 #define MAX_CQI_VALUE  15
 
+//if value equal oxFFFF means counters are NOT active
+#define MAC_UE_BSR_TIMER_NOT_RUNNING   (0xFFFF)
 
 #define LCID_EMPTY 0
 #define LCID_NOT_EMPTY 1
@@ -226,7 +228,6 @@ typedef struct {
   uint32_t Buffer_size2:6;
   uint32_t Buffer_size1:6;
   uint32_t Buffer_size0:6;
-  uint32_t padding:8;
 } __attribute__((__packed__))BSR_LONG;
 
 #define BSR_LONG_SIZE  (sizeof(BSR_LONG))
@@ -345,6 +346,7 @@ typedef enum {
   PERIODIC_BSR
 } UE_FIRST_LEVEL_BSR_TYPE;
 
+
 /*! \brief Downlink SCH PDU Structure */
 typedef struct {
   int8_t payload[8][SCH_PAYLOAD_SIZE_MAX];
@@ -1096,7 +1098,9 @@ typedef struct {
   uint8_t BSR_reporting_active[BSR_TYPE_FIRST_LEVEL];
   /// retxBSR-Timer expires flag
   uint8_t retxBSRTimer_expires_flag;
-  
+  /// periodBSR-Timer expires flag
+  uint8_t periodBSRTimer_expires_flag;
+
   /// MBSFN_Subframe Configuration
   struct MBSFN_SubframeConfig *mbsfn_SubframeConfig[8]; // FIXME replace 8 by MAX_MBSFN_AREA?
   /// number of subframe allocation pattern available for MBSFN sync area

openair2/LAYER2/MAC/proto.h

@@ -538,14 +538,14 @@ UE_L2_STATE_t ue_scheduler(
 */
 int cba_access(module_id_t module_idP,frame_t frameP,sub_frame_t subframe, uint8_t eNB_index,uint16_t buflen);
 
-/*! \fn  int get_bsr_lcgid (module_id_t module_idP);
+/*! \fn  int update_bsr_and_get_bsr_lcgid (module_id_t module_idP);
 \brief determine the lcgid for the bsr
 \param[in] Mod_id instance of the UE
 \param[out] lcgid
 */
-int get_bsr_lcgid (module_id_t module_idP);
+int update_bsr_and_get_bsr_lcgid (module_id_t module_idP);
 
-/*! \fn  int get_bsr_type (module_id_t module_idP,uint16_t bufflen);
+/*! \fn  int get_bsr_type (module_id_t module_idP, uint8_t eNB_index,frame_t frameP,uint16_t buflen);
 \brief determine whether the bsr is short or long assuming that the MAC pdu is built
 \param[in] Mod_id instance of the UE
 \param[in] bufflen size of phy transport block