maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

bugfix in TPC for TDD

Browse Source 
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7603 818b1a75-f10b-46b9-bf7c-635c3b92a50f
This commit is contained in:
kaltenbe
2015-06-19 15:05:39 +00:00
parent 7c0b6fcf3d
commit f1fcabbf05
2 changed files with 13 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair2/LAYER2/MAC/defs.h
+4
View File
@@ -657,6 +657,10 @@ typedef struct {
/// UE tx power
int32_t ue_tx_power;
/// stores the frame where the last TPC was transmitted
uint32_t tpc_tx_frame;
uint32_t tpc_tx_subframe;
#ifdef LOCALIZATION
eNB_UE_estimated_distances distance;
#endif
openair2/LAYER2/MAC/eNB_scheduler_ulsch.c
+9 -6
View File
@@ -225,12 +225,14 @@ void rx_sdu(
if ((UE_id=add_new_ue(enb_mod_idP,CC_idP,eNB->common_channels[CC_idP].RA_template[ii].rnti,harq_pidP)) == -1 ) {
mac_xface->macphy_exit("[MAC][eNB] Max user count reached\n");
// kill RA procedure
} else
LOG_I(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d Added user with rnti %x => UE %d\n",
enb_mod_idP,CC_idP,frameP,eNB->common_channels[CC_idP].RA_template[ii].rnti,UE_id);
} else {
LOG_I(MAC,"[eNB %d][RAPROC] CC_id %d Frame %d CCCH: Received RRCConnectionReestablishment from UE %d: length %d, offset %d\n",
enb_mod_idP,CC_idP,frameP,UE_id,rx_lengths[ii],payload_ptr-sduP);
// kill RA procedure
}
if (Is_rrc_registered == 1)
@@ -742,7 +744,10 @@ void schedule_ulsch_rnti(module_id_t module_idP,
target_rx_power = mac_xface->get_target_ul_rx_power(module_idP,CC_id);
// this assumes accumulated tpc
if (subframeP==0) {
// make sure that we are only sending a tpc update once a frame, otherwise the control loop will freak out
if (((UE_template->tpc_tx_frame*10+UE_template->tpc_tx_subframe)%10240)<(frameP*10+subframeP+10)) {
UE_template->tpc_tx_frame=frameP;
UE_template->tpc_tx_subframe=subframeP;
if (normalized_rx_power>(target_rx_power+1)) {
tpc = 0; //-1
tpc_accumulated--;
@@ -752,15 +757,13 @@ void schedule_ulsch_rnti(module_id_t module_idP,
} else {
tpc = 1; //0
}
LOG_D(MAC,"[eNB %d] ULSCH scheduler: subframe %d, harq_pid %d, tpc %d, accumulated %d, normalized/target rx power %d/%d\n",
module_idP,subframeP,harq_pid,tpc,
tpc_accumulated,normalized_rx_power,target_rx_power);
} else {
tpc = 1; //0
}
LOG_D(MAC,"[eNB %d] ULSCH scheduler: subframe %d, harq_pid %d, tpc %d, accumulated %d, normalized/target rx power %d/%d\n",module_idP,subframeP,harq_pid,tpc,
tpc_accumulated,normalized_rx_power,target_rx_power);
// new transmission
if (round==0) {