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prevent UL_indication from overlapping with tx process which cause the drop

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This commit is contained in:
Raymond Knopp
2018-04-05 16:33:08 +02:00
parent 846268fdd3
commit 9fa001c3c5
11 changed files with 71 additions and 57 deletions
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targets/RT/USER/lte-enb.c
+30 -33
View File
@@ -224,6 +224,12 @@ static inline int rxtx(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc, char *thread_nam
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ULSCH_SCHEDULER , 1 );
if(wait_on_condition(&proc[1].mutex_rxtx,&proc[1].cond_rxtx,&proc[1].pipe_ready,"wakeup_tx")<0) {
LOG_E(PHY,"Frame %d, subframe %d: TX1 not ready\n",proc[1].frame_rx,proc[1].subframe_rx);
return(-1);
}
if (release_thread(&proc[1].mutex_rxtx,&proc[1].pipe_ready,"wakeup_tx")<0) return(-1);
pthread_mutex_lock(&eNB->UL_INFO_mutex);
eNB->UL_INFO.frame = proc->frame_rx;
@@ -237,17 +243,7 @@ static inline int rxtx(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc, char *thread_nam
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ULSCH_SCHEDULER , 0 );
if(oai_exit) return(-1);
if(get_nprocs() >= 8){
wakeup_tx(eNB,eNB->proc.ru_proc);
}
else if(get_nprocs() >= 4){
phy_procedures_eNB_TX(eNB, proc, no_relay, NULL, 1);
wakeup_txfh(proc,eNB->proc.ru_proc);
}
else{
phy_procedures_eNB_TX(eNB, proc, no_relay, NULL, 1);
}
if(get_nprocs() <= 4) phy_procedures_eNB_TX(eNB, proc, no_relay, NULL, 1);
stop_meas( &softmodem_stats_rxtx_sf );
@@ -314,14 +310,6 @@ static void* tx_thread(void* param) {
while (!oai_exit) {
pthread_mutex_lock( &proc->mutex_rxtx );
proc->pipe_ready++;
// the thread can now be woken up
if (pthread_cond_signal(&proc->cond_rxtx) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
}
pthread_mutex_unlock( &proc->mutex_rxtx );
if (wait_on_condition(&proc->mutex_rxtx,&proc->cond_rxtx,&proc->instance_cnt_rxtx,thread_name)<0) break;
if (oai_exit) break;
@@ -336,8 +324,16 @@ static void* tx_thread(void* param) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX1_ENB,proc->frame_rx);
phy_procedures_eNB_TX(eNB, proc, no_relay, NULL, 1);
if (release_thread(&proc->mutex_rxtx,&proc->instance_cnt_rxtx,thread_name)<0) break;
if (release_thread(&proc->mutex_rxtx,&proc->instance_cnt_rxtx,thread_name)<0) break;
pthread_mutex_lock( &proc->mutex_rxtx );
proc->pipe_ready++;
// the thread can now be woken up
if (pthread_cond_signal(&proc->cond_rxtx) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
}
pthread_mutex_unlock( &proc->mutex_rxtx );
wakeup_txfh(proc,eNB_proc->ru_proc);
}
@@ -376,14 +372,6 @@ static void* eNB_thread_rxtx( void* param ) {
while (!oai_exit) {
pthread_mutex_lock( &proc->mutex_rxtx );
proc->pipe_ready++;
// the thread can now be woken up
if (pthread_cond_signal(&proc->cond_rxtx) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
}
pthread_mutex_unlock( &proc->mutex_rxtx );
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_eNB_PROC_RXTX0+(proc->subframe_rx&1), 0 );
T(T_ENB_MASTER_TICK, T_INT(0), T_INT(proc->frame_rx), T_INT(proc->subframe_rx));
@@ -407,6 +395,20 @@ static void* eNB_thread_rxtx( void* param ) {
}
if (release_thread(&proc->mutex_rxtx,&proc->instance_cnt_rxtx,thread_name)<0) break;
pthread_mutex_lock( &proc->mutex_rxtx );
proc->pipe_ready++;
// the thread can now be woken up
if (pthread_cond_signal(&proc->cond_rxtx) != 0) {
LOG_E( PHY, "[eNB] ERROR pthread_cond_signal for eNB TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
}
pthread_mutex_unlock( &proc->mutex_rxtx );
if(get_nprocs() >= 8) wakeup_tx(eNB,eNB->proc.ru_proc);
else if(get_nprocs() > 4)
{
phy_procedures_eNB_TX(eNB, proc, no_relay, NULL, 1);
wakeup_txfh(proc,eNB->proc.ru_proc);
}
} // while !oai_exit
@@ -521,11 +523,6 @@ int wakeup_tx(PHY_VARS_eNB *eNB,RU_proc_t *ru_proc) {
wait.tv_nsec=5000000L;
if(wait_on_condition(&proc_rxtx1->mutex_rxtx,&proc_rxtx1->cond_rxtx,&proc_rxtx1->pipe_ready,"wakeup_tx")<0) {
LOG_E(PHY,"Frame %d, subframe %d: TX1 not ready\n",proc_rxtx1->frame_rx,proc_rxtx1->subframe_rx);
return(-1);
}
if (release_thread(&proc_rxtx1->mutex_rxtx,&proc_rxtx1->pipe_ready,"wakeup_tx")<0) return(-1);
if (proc_rxtx1->instance_cnt_rxtx == 0) {
LOG_E(PHY,"Frame %d, subframe %d: TX1 thread busy, dropping\n",proc_rxtx1->frame_rx,proc_rxtx1->subframe_rx);
targets/RT/USER/lte-ru.c
+9 -8
View File
@@ -1181,7 +1181,7 @@ void wakeup_eNBs(RU_t *ru) {
LOG_D(PHY,"wakeup_eNBs (num %d) for RU %d ru->eNB_top:%p\n",ru->num_eNB,ru->idx, ru->eNB_top);
if (ru->num_eNB==1 && ru->eNB_top!=0 && get_nprocs() < 4) {
if (ru->num_eNB==1 && ru->eNB_top!=0 && get_nprocs() <= 4) {
// call eNB function directly
char string[20];
@@ -1556,9 +1556,13 @@ static void* ru_thread( void* param ) {
pthread_cond_signal(&RC.ru_cond);
pthread_mutex_unlock(&RC.ru_mutex);
wait_sync("ru_thread");
pthread_mutex_lock(&proc->mutex_FH1);
proc->instance_cnt_FH1 = 0;
pthread_mutex_unlock(&proc->mutex_FH1);
pthread_cond_signal(&proc->cond_FH1);
wait_sync("ru_thread");
if(!emulate_rf){
// Start RF device if any
@@ -1584,10 +1588,7 @@ static void* ru_thread( void* param ) {
if ((ru->is_slave) && (ru->if_south == LOCAL_RF)) do_ru_synch(ru);
}
pthread_mutex_lock(&proc->mutex_FH1);
proc->instance_cnt_FH1 = 0;
pthread_mutex_unlock(&proc->mutex_FH1);
pthread_cond_signal(&proc->cond_FH1);
// This is a forever while loop, it loops over subframes which are scheduled by incoming samples from HW devices
@@ -1645,7 +1646,7 @@ static void* ru_thread( void* param ) {
// wakeup all eNB processes waiting for this RU
if (ru->num_eNB>0) wakeup_eNBs(ru);
if(get_nprocs() < 4){
if(get_nprocs() <= 4){
// do TX front-end processing if needed (precoding and/or IDFTs)
if (ru->feptx_prec) ru->feptx_prec(ru);
@@ -1859,7 +1860,7 @@ void init_RU_proc(RU_t *ru) {
if(emulate_rf)
pthread_create( &proc->pthread_emulateRF, attr_emulateRF, emulatedRF_thread, (void*)proc );
if (get_nprocs() >= 4)
if (get_nprocs() > 4)
pthread_create( &proc->pthread_FH1, attr_FH1, ru_thread_tx, (void*)ru );
if (ru->function == NGFI_RRU_IF4p5) {