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dl in threadpool ok

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This commit is contained in:
laurent
2019-10-30 11:10:41 +01:00
parent 63c023029a
commit f0759d6e61
13 changed files with 462 additions and 316 deletions
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openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
+155 -272
View File
@@ -20,15 +20,15 @@
*/
/*! \file PHY/LTE_TRANSPORT/dlsch_coding.c
* \brief Top-level routines for implementing Turbo-coded (DLSCH) transport channels from 36-212, V8.6 2009-03
* \author R. Knopp
* \date 2011
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr
* \note
* \warning
*/
* \brief Top-level routines for implementing Turbo-coded (DLSCH) transport channels from 36-212, V8.6 2009-03
* \author R. Knopp
* \date 2011
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr
* \note
* \warning
*/
#include "PHY/defs_eNB.h"
#include "PHY/phy_extern.h"
@@ -42,21 +42,22 @@
#include "common/utils/LOG/log.h"
#include <syscall.h>
#include "targets/RT/USER/rt_wrapper.h"
#include <common/utils/threadPool/thread-pool.h>
//#define DEBUG_DLSCH_CODING
//#define DEBUG_DLSCH_FREE 1
/*
#define is_not_pilot(pilots,first_pilot,re) (pilots==0) || \
#define is_not_pilot(pilots,first_pilot,re) (pilots==0) || \
((pilots==1)&&(first_pilot==1)&&(((re>2)&&(re<6))||((re>8)&&(re<12)))) || \
((pilots==1)&&(first_pilot==0)&&(((re<3))||((re>5)&&(re<9)))) \
*/
#define is_not_pilot(pilots,first_pilot,re) (1)
/*extern void thread_top_init(char *thread_name,
int affinity,
uint64_t runtime,
uint64_t deadline,
uint64_t period);*/
int affinity,
uint64_t runtime,
uint64_t deadline,
uint64_t period);*/
extern WORKER_CONF_t get_thread_worker_conf(void);
@@ -82,11 +83,6 @@ void free_eNB_dlsch(LTE_eNB_DLSCH_t *dlsch) {
free16(dlsch->harq_processes[i]->c[r],((r==0)?8:0) + 3+768);
dlsch->harq_processes[i]->c[r] = NULL;
}
if (dlsch->harq_processes[i]->d[r]) {
free16(dlsch->harq_processes[i]->d[r],(96+12+3+(3*6144)));
dlsch->harq_processes[i]->d[r] = NULL;
}
}
free16(dlsch->harq_processes[i],sizeof(LTE_DL_eNB_HARQ_t));
@@ -100,26 +96,26 @@ void free_eNB_dlsch(LTE_eNB_DLSCH_t *dlsch) {
LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_t Nsoft,unsigned char N_RB_DL, uint8_t abstraction_flag, LTE_DL_FRAME_PARMS *frame_parms) {
LTE_eNB_DLSCH_t *dlsch;
unsigned char exit_flag = 0,i,j,r,aa,layer;
unsigned char exit_flag = 0,i,r,aa,layer;
int re;
unsigned char bw_scaling =1;
switch (N_RB_DL) {
case 6:
bw_scaling =16;
break;
case 6:
bw_scaling =16;
break;
case 25:
bw_scaling =4;
break;
case 25:
bw_scaling =4;
break;
case 50:
bw_scaling =2;
break;
case 50:
bw_scaling =2;
break;
default:
bw_scaling =1;
break;
default:
bw_scaling =1;
break;
}
dlsch = (LTE_eNB_DLSCH_t *)malloc16(sizeof(LTE_eNB_DLSCH_t));
@@ -145,11 +141,11 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_
// NOTE: THIS HAS TO BE REVISED FOR RU, commenting to remove memory leak !!!!!
/*
dlsch->calib_dl_ch_estimates = (int32_t**)malloc16(frame_parms->nb_antennas_tx*sizeof(int32_t*));
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
dlsch->calib_dl_ch_estimates[aa] = (int32_t *)malloc16(OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES*sizeof(int32_t));
dlsch->calib_dl_ch_estimates = (int32_t**)malloc16(frame_parms->nb_antennas_tx*sizeof(int32_t*));
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
dlsch->calib_dl_ch_estimates[aa] = (int32_t *)malloc16(OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES*sizeof(int32_t));
}*/
}*/
for (i=0; i<20; i++)
dlsch->harq_ids[i/10][i%10] = Mdlharq;
@@ -175,7 +171,6 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_
for (r=0; r<MAX_NUM_DLSCH_SEGMENTS/bw_scaling; r++) {
// account for filler in first segment and CRCs for multiple segment case
dlsch->harq_processes[i]->c[r] = (uint8_t *)malloc16(((r==0)?8:0) + 3+ 768);
dlsch->harq_processes[i]->d[r] = (uint8_t *)malloc16((96+12+3+(3*6144)));
if (dlsch->harq_processes[i]->c[r]) {
bzero(dlsch->harq_processes[i]->c[r],((r==0)?8:0) + 3+ 768);
@@ -183,13 +178,6 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_
printf("Can't get c\n");
exit_flag=2;
}
if (dlsch->harq_processes[i]->d[r]) {
bzero(dlsch->harq_processes[i]->d[r],(96+12+3+(3*6144)));
} else {
printf("Can't get d\n");
exit_flag=2;
}
}
}
} else {
@@ -200,14 +188,7 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_
if (exit_flag==0) {
for (i=0; i<Mdlharq; i++) {
dlsch->harq_processes[i]->round=0;
for (j=0; j<96; j++)
for (r=0; r<MAX_NUM_DLSCH_SEGMENTS/bw_scaling; r++) {
// printf("dlsch->harq_processes[%d]->d[%d] %p\n",i,r,dlsch->harq_processes[i]->d[r]);
if (dlsch->harq_processes[i]->d[r])
dlsch->harq_processes[i]->d[r][j] = LTE_NULL;
}
dlsch->harq_processes[i]->DLround=0;
}
return(dlsch);
@@ -222,7 +203,7 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_
void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch) {
unsigned char Mdlharq;
unsigned char i,j,r;
unsigned char i;
if (dlsch) {
Mdlharq = dlsch->Mdlharq;
@@ -244,92 +225,17 @@ void clean_eNb_dlsch(LTE_eNB_DLSCH_t *dlsch) {
if (dlsch->harq_processes[i]) {
// dlsch->harq_processes[i]->Ndi = 0;
dlsch->harq_processes[i]->status = 0;
dlsch->harq_processes[i]->round = 0;
dlsch->harq_processes[i]->DLround = 0;
for (j=0; j<96; j++)
for (r=0; r<MAX_NUM_DLSCH_SEGMENTS; r++)
if (dlsch->harq_processes[i]->d[r])
dlsch->harq_processes[i]->d[r][j] = LTE_NULL;
}
}
}
}
int dlsch_encoding_2threads0(te_params *tep) {
LTE_eNB_DLSCH_t *dlsch = tep->dlsch;
unsigned int G = tep->G;
unsigned char harq_pid = tep->harq_pid;
unsigned int total_worker = tep->total_worker;
unsigned int current_worker = tep->current_worker;
unsigned short nb_rb = dlsch->harq_processes[harq_pid]->nb_rb;
unsigned int Kr=0,Kr_bytes,r,r_offset=0;
// unsigned short m=dlsch->harq_processes[harq_pid]->mcs;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ENCODING_W, VCD_FUNCTION_IN);
if (dlsch->harq_processes[harq_pid]->round == 0) { // this is a new packet
for (r=(dlsch->harq_processes[harq_pid]->C/(total_worker+1))*current_worker; r<(dlsch->harq_processes[harq_pid]->C/(total_worker+1))*(current_worker+1); r++) {
if (r<dlsch->harq_processes[harq_pid]->Cminus)
Kr = dlsch->harq_processes[harq_pid]->Kminus;
else
Kr = dlsch->harq_processes[harq_pid]->Kplus;
Kr_bytes = Kr>>3;
encoder(dlsch->harq_processes[harq_pid]->c[r],
Kr>>3,
&dlsch->harq_processes[harq_pid]->d[r][96],
(r==0) ? dlsch->harq_processes[harq_pid]->F : 0
);
dlsch->harq_processes[harq_pid]->RTC[r] =
sub_block_interleaving_turbo(4+(Kr_bytes*8),
&dlsch->harq_processes[harq_pid]->d[r][96],
dlsch->harq_processes[harq_pid]->w[r]);
}
}
// Fill in the "e"-sequence from 36-212, V8.6 2009-03, p. 16-17 (for each "e") and concatenate the
// outputs for each code segment, see Section 5.1.5 p.20
for (r=0,r_offset=0; r<(dlsch->harq_processes[harq_pid]->C/(total_worker+1))*(current_worker+1); r++) {
if(r<(dlsch->harq_processes[harq_pid]->C/(total_worker+1))*(current_worker)) {
int Nl=dlsch->harq_processes[harq_pid]->Nl;
int Qm=dlsch->harq_processes[harq_pid]->Qm;
int C = dlsch->harq_processes[harq_pid]->C;
int Gp = G/Nl/Qm;
int GpmodC = Gp%C;
if (r < (C-(GpmodC)))
r_offset += Nl*Qm * (Gp/C);
else
r_offset += Nl*Qm * ((GpmodC==0?0:1) + (Gp/C));
} else {
r_offset += lte_rate_matching_turbo(dlsch->harq_processes[harq_pid]->RTC[r],
G, //G
dlsch->harq_processes[harq_pid]->w[r],
dlsch->harq_processes[harq_pid]->e+r_offset,
dlsch->harq_processes[harq_pid]->C, // C
dlsch->Nsoft, // Nsoft,
dlsch->Mdlharq,
dlsch->Kmimo,
dlsch->harq_processes[harq_pid]->rvidx,
dlsch->harq_processes[harq_pid]->Qm,
dlsch->harq_processes[harq_pid]->Nl,
r,
nb_rb);
// m); // r
}
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ENCODING_W, VCD_FUNCTION_OUT);
return(0);
}
extern int oai_exit;
int dlsch_encoding_all(PHY_VARS_eNB *eNB,
L1_rxtx_proc_t *proc,
unsigned char *a,
uint8_t num_pdcch_symbols,
LTE_eNB_DLSCH_t *dlsch,
@@ -342,45 +248,72 @@ int dlsch_encoding_all(PHY_VARS_eNB *eNB,
time_stats_t *te_wakeup_stats0,
time_stats_t *te_wakeup_stats1,
time_stats_t *i_stats) {
int encoding_return = 0;
unsigned int L,C,B;
uint8_t harq_pid = dlsch->harq_ids[frame%2][subframe];
if(harq_pid >= dlsch->Mdlharq) {
LOG_E(PHY,"dlsch_encoding_all illegal harq_pid %d\n", harq_pid);
return(-1);
}
B = dlsch->harq_processes[harq_pid]->B;
LOG_D(PHY,"B %d, harq_pid %d\n",
dlsch->harq_processes[harq_pid]->B,
dlsch->harq_ids[frame%2][subframe]);
LOG_D(PHY,"B %d, harq_pid %d\n",B,dlsch->harq_ids[frame%2][subframe]);
return dlsch_encoding(eNB,
proc,
a,
num_pdcch_symbols,
dlsch,
frame,
subframe,
rm_stats,
te_stats,
i_stats);
if(B<=6144) {
L=0;
C=1;
} else {
L=24;
C = B/(6144-L);
if((6144-L)*C < B) {
C = C+1;
}
}
encoding_return =
dlsch_encoding(eNB,
a,
num_pdcch_symbols,
dlsch,
frame,
subframe,
rm_stats,
te_stats,
i_stats);
return encoding_return;
}
static void TPencode(void * arg) {
turboEncode_t * rdata=(turboEncode_t *) arg;
unsigned char harq_pid = rdata->harq_pid;
LTE_DL_eNB_HARQ_t *hadlsch=rdata->dlsch->harq_processes[harq_pid];
if ( rdata-> round == 0) {
uint8_t tmp[96+12+3+3*6144];
memset(tmp,LTE_NULL, TURBO_SIMD_SOFTBITS);
start_meas(rdata->te_stats);
encoder(rdata->input,
rdata->Kr_bytes,
tmp+96,//&dlsch->harq_processes[harq_pid]->d[r][96],
rdata->filler);
stop_meas(rdata->te_stats);
start_meas(rdata->i_stats);
hadlsch->RTC[rdata->r] =
sub_block_interleaving_turbo(4+(rdata->Kr_bytes*8),
tmp+96,
hadlsch->w[rdata->r]);
stop_meas(rdata->i_stats);
}
// Fill in the "e"-sequence from 36-212, V8.6 2009-03, p. 16-17 (for each "e") and concatenate the
// outputs for each code segment, see Section 5.1.5 p.20
start_meas(rdata->rm_stats);
lte_rate_matching_turbo(hadlsch->RTC[rdata->r],
rdata->G, //G
hadlsch->w[rdata->r],
hadlsch->e+rdata->r_offset,
hadlsch->C, // C
rdata->dlsch->Nsoft, // Nsoft,
rdata->dlsch->Mdlharq,
rdata->dlsch->Kmimo,
hadlsch->rvidx,
hadlsch->Qm,
hadlsch->Nl,
rdata->r,
hadlsch->nb_rb);
stop_meas(rdata->rm_stats);
}
int dlsch_encoding(PHY_VARS_eNB *eNB,
L1_rxtx_proc_t *proc,
unsigned char *a,
uint8_t num_pdcch_symbols,
LTE_eNB_DLSCH_t *dlsch,
@@ -389,8 +322,6 @@ int dlsch_encoding(PHY_VARS_eNB *eNB,
time_stats_t *rm_stats,
time_stats_t *te_stats,
time_stats_t *i_stats) {
unsigned int G;
unsigned int crc=1;
LTE_DL_FRAME_PARMS *frame_parms = &eNB->frame_parms;
unsigned char harq_pid = dlsch->harq_ids[frame%2][subframe];
if((harq_pid < 0) || (harq_pid >= dlsch->Mdlharq)) {
@@ -398,136 +329,88 @@ int dlsch_encoding(PHY_VARS_eNB *eNB,
return(-1);
}
unsigned short nb_rb = dlsch->harq_processes[harq_pid]->nb_rb;
unsigned int A;
unsigned char mod_order;
unsigned int Kr=0,Kr_bytes,r,r_offset=0;
// unsigned short m=dlsch->harq_processes[harq_pid]->mcs;
LTE_DL_eNB_HARQ_t *hadlsch=dlsch->harq_processes[harq_pid];
uint8_t beamforming_mode=0;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ENCODING, VCD_FUNCTION_IN);
A = dlsch->harq_processes[harq_pid]->TBS; //6228
// printf("Encoder: A: %d\n",A);
mod_order = dlsch->harq_processes[harq_pid]->Qm;
if(dlsch->harq_processes[harq_pid]->mimo_mode == TM7)
if(hadlsch->mimo_mode == TM7)
beamforming_mode = 7;
else if(dlsch->harq_processes[harq_pid]->mimo_mode == TM8)
else if(hadlsch->mimo_mode == TM8)
beamforming_mode = 8;
else if(dlsch->harq_processes[harq_pid]->mimo_mode == TM9_10)
else if(hadlsch->mimo_mode == TM9_10)
beamforming_mode = 9;
G = get_G(frame_parms,nb_rb,dlsch->harq_processes[harq_pid]->rb_alloc,mod_order,dlsch->harq_processes[harq_pid]->Nl,num_pdcch_symbols,frame,subframe,beamforming_mode);
unsigned int G = get_G(frame_parms,hadlsch->nb_rb,
hadlsch->rb_alloc,
hadlsch->Qm, // mod order
hadlsch->Nl,
num_pdcch_symbols,
frame,subframe,beamforming_mode);
// if (dlsch->harq_processes[harq_pid]->Ndi == 1) { // this is a new packet
if (dlsch->harq_processes[harq_pid]->round == 0) { // this is a new packet
#ifdef DEBUG_DLSCH_CODING
printf("encoding thinks this is a new packet for harq_pid %d (%p), A %u \n",harq_pid,dlsch,A);
#endif
/*
int i;
printf("dlsch (tx): \n");
for (i=0;i<(A>>3);i++)
printf("%02x.",a[i]);
printf("\n");
*/
proc->nbEncode=0;
// if (hadlsch->Ndi == 1) { // this is a new packet
if (hadlsch->DLround == 0) { // this is a new packet
// Add 24-bit crc (polynomial A) to payload
crc = crc24a(a,
unsigned int A=hadlsch->TBS; //6228;
unsigned int crc = crc24a(a,
A)>>8;
a[A>>3] = ((uint8_t *)&crc)[2];
a[1+(A>>3)] = ((uint8_t *)&crc)[1];
a[2+(A>>3)] = ((uint8_t *)&crc)[0];
// printf("CRC %x (A %d)\n",crc,A);
dlsch->harq_processes[harq_pid]->B = A+24;
// dlsch->harq_processes[harq_pid]->b = a;
memcpy(dlsch->harq_processes[harq_pid]->b,a,(A/8)+4);
if (lte_segmentation(dlsch->harq_processes[harq_pid]->b,
dlsch->harq_processes[harq_pid]->c,
dlsch->harq_processes[harq_pid]->B,
&dlsch->harq_processes[harq_pid]->C,
&dlsch->harq_processes[harq_pid]->Cplus,
&dlsch->harq_processes[harq_pid]->Cminus,
&dlsch->harq_processes[harq_pid]->Kplus,
&dlsch->harq_processes[harq_pid]->Kminus,
&dlsch->harq_processes[harq_pid]->F)<0)
hadlsch->B = A+24;
// hadlsch->b = a;
memcpy(hadlsch->b,a,(A/8)+4);
if (lte_segmentation(hadlsch->b,
hadlsch->c,
hadlsch->B,
&hadlsch->C,
&hadlsch->Cplus,
&hadlsch->Cminus,
&hadlsch->Kplus,
&hadlsch->Kminus,
&hadlsch->F)<0)
return(-1);
for (r=0; r<dlsch->harq_processes[harq_pid]->C; r++) {
if (r<dlsch->harq_processes[harq_pid]->Cminus)
Kr = dlsch->harq_processes[harq_pid]->Kminus;
else
Kr = dlsch->harq_processes[harq_pid]->Kplus;
Kr_bytes = Kr>>3;
#ifdef DEBUG_DLSCH_CODING
printf("Generating Code Segment %u (%u bits)\n",r,Kr);
// generate codewords
printf("bits_per_codeword (Kr)= %u, A %u\n",Kr,A);
printf("N_RB = %d\n",nb_rb);
printf("Ncp %d\n",frame_parms->Ncp);
printf("mod_order %d\n",mod_order);
#endif
start_meas(te_stats);
encoder(dlsch->harq_processes[harq_pid]->c[r],
Kr>>3,
&dlsch->harq_processes[harq_pid]->d[r][96],
(r==0) ? dlsch->harq_processes[harq_pid]->F : 0
);
stop_meas(te_stats);
#ifdef DEBUG_DLSCH_CODING
if (r==0)
LOG_M("enc_output0.m","enc0",&dlsch->harq_processes[harq_pid]->d[r][96],(3*8*Kr_bytes)+12,1,4);
#endif
start_meas(i_stats);
dlsch->harq_processes[harq_pid]->RTC[r] =
sub_block_interleaving_turbo(4+(Kr_bytes*8),
&dlsch->harq_processes[harq_pid]->d[r][96],
dlsch->harq_processes[harq_pid]->w[r]);
stop_meas(i_stats);
}
for (int r=0, r_offset=0; r<hadlsch->C; r++) {
union turboReqUnion id= {.s={dlsch->rnti,frame,subframe,r,0}};
notifiedFIFO_elt_t *req=newNotifiedFIFO_elt(sizeof(turboEncode_t), id.p, &proc->respEncode, TPencode);
turboEncode_t * rdata=(turboEncode_t *) NotifiedFifoData(req);
rdata->input=hadlsch->c[r];
rdata->Kr_bytes= ( r<hadlsch->Cminus ? hadlsch->Kminus : hadlsch->Kplus) >>3;
rdata->filler=(r==0) ? hadlsch->F : 0;
rdata->r=r;
rdata->harq_pid=harq_pid;
rdata->dlsch=dlsch;
rdata->rm_stats=rm_stats;
rdata->te_stats=te_stats;
rdata->i_stats=i_stats;
rdata->round=hadlsch->DLround;
rdata->r_offset=r_offset;
rdata->G=G;
if ( proc->threadPool.activated) {
pushTpool(&proc->threadPool,req);
proc->nbEncode++;
} else {
TPencode(rdata);
}
int Qm=hadlsch->Qm;
int C=hadlsch->C;
int Nl=hadlsch->Nl;
int Gp = G/Nl/Qm;
int GpmodC = Gp%C;
if (r < (C-(GpmodC)))
r_offset += Nl*Qm * (Gp/C);
else
r_offset += Nl*Qm * ((GpmodC==0?0:1) + (Gp/C));
}
// Fill in the "e"-sequence from 36-212, V8.6 2009-03, p. 16-17 (for each "e") and concatenate the
// outputs for each code segment, see Section 5.1.5 p.20
for (r=0; r<dlsch->harq_processes[harq_pid]->C; r++) {
#ifdef DEBUG_DLSCH_CODING
printf("Rate Matching, Code segment %u (coded bits (G) %u,unpunctured/repeated bits per code segment %u,mod_order %d, nb_rb %d)...\n",
r,
G,
Kr*3,
mod_order,nb_rb);
#endif
start_meas(rm_stats);
#ifdef DEBUG_DLSCH_CODING
printf("rvidx in encoding = %d\n", dlsch->harq_processes[harq_pid]->rvidx);
#endif
r_offset += lte_rate_matching_turbo(dlsch->harq_processes[harq_pid]->RTC[r],
G, //G
dlsch->harq_processes[harq_pid]->w[r],
dlsch->harq_processes[harq_pid]->e+r_offset,
dlsch->harq_processes[harq_pid]->C, // C
dlsch->Nsoft, // Nsoft,
dlsch->Mdlharq,
dlsch->Kmimo,
dlsch->harq_processes[harq_pid]->rvidx,
dlsch->harq_processes[harq_pid]->Qm,
dlsch->harq_processes[harq_pid]->Nl,
r,
nb_rb);
// m); // r
stop_meas(rm_stats);
#ifdef DEBUG_DLSCH_CODING
if (r==dlsch->harq_processes[harq_pid]->C-1)
LOG_M("enc_output.m","enc",dlsch->harq_processes[harq_pid]->e,r_offset,1,4);
#endif
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ENCODING, VCD_FUNCTION_OUT);
return(0);
}