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Merge branch 'ru_rau_enhancement' of https://gitlab.eurecom.fr/oai/openairinterface5g into ru_rau_enhancement

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This commit is contained in:
Raymond Knopp
2018-05-13 00:47:48 -07:00
parent 497c818b02 bb15ec4e4e
commit 0b89046a81
21 changed files with 542 additions and 196 deletions
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openair1/PHY/defs.h
+6
View File
@@ -434,6 +434,8 @@ typedef struct RU_proc_t_s {
pthread_mutex_t mutex_ru;
/// symbol mask for IF4p5 reception per subframe
uint32_t symbol_mask[10];
/// time measurements for each subframe
struct timespec t[10];
/// number of slave threads
int num_slaves;
/// array of pointers to slaves
@@ -562,6 +564,8 @@ typedef struct eNB_proc_t_s {
int RU_mask[10];
/// time measurements for RU arrivals
struct timespec t[10];
/// Timing statistics (RU_arrivals)
time_stats_t ru_arrival_time;
/// mask for RUs serving eNB (PRACH)
int RU_mask_prach;
#ifdef Rel14
@@ -713,6 +717,8 @@ typedef struct RU_t_s{
int rx_offset;
/// flag to indicate the RU is a slave to another source
int is_slave;
/// flag to indicate if the RU has a control channel
int has_ctrl_prt;
/// counter to delay start of processing of RU until HW settles
int wait_cnt;
/// Total gain of receive chain
openair1/SCHED/fapi_l1.c
+1 -1
View File
@@ -658,7 +658,7 @@ void schedule_response(Sched_Rsp_t *Sched_INFO)
eNB->pdcch_vars[subframe&1].num_pdcch_symbols = number_pdcch_ofdm_symbols;
eNB->pdcch_vars[subframe&1].num_dci = 0;
LOG_I(PHY,"NFAPI: Sched_INFO:SFN/SF:%04d%d DL_req:SFN/SF:%04d%d:dl_pdu:%d tx_req:SFN/SF:%04d%d:pdus:%d hi_dci0:SFN/SF:%04d%d:pdus:%d ul_cfg:SFN/SF:%04d%d:pdus:%d num_pdcch_symbols:%d\n",
LOG_D(PHY,"NFAPI: Sched_INFO:SFN/SF:%04d%d DL_req:SFN/SF:%04d%d:dl_pdu:%d tx_req:SFN/SF:%04d%d:pdus:%d hi_dci0:SFN/SF:%04d%d:pdus:%d ul_cfg:SFN/SF:%04d%d:pdus:%d num_pdcch_symbols:%d\n",
frame,subframe,
NFAPI_SFNSF2SFN(DL_req->sfn_sf),NFAPI_SFNSF2SF(DL_req->sfn_sf),number_dl_pdu,
NFAPI_SFNSF2SFN(TX_req->sfn_sf),NFAPI_SFNSF2SF(TX_req->sfn_sf),TX_req->tx_request_body.number_of_pdus,
openair1/SCHED/phy_procedures_lte_eNb.c
+54 -34
View File
@@ -1451,7 +1451,9 @@ void fill_rx_indication(PHY_VARS_eNB *eNB,int UE_id,int frame,int subframe)
pthread_mutex_unlock(&eNB->UL_INFO_mutex);
}
void release_harq(PHY_VARS_eNB *eNB,int UE_id,int tb,uint16_t frame,uint8_t subframe,uint16_t mask) {
/* release the harq if its round is >= 'after_rounds' */
static void do_release_harq(PHY_VARS_eNB *eNB,int UE_id,int tb,uint16_t frame,uint8_t subframe,uint16_t mask, int after_rounds)
{
LTE_eNB_DLSCH_t *dlsch0=NULL,*dlsch1=NULL;
LTE_DL_eNB_HARQ_t *dlsch0_harq=NULL,*dlsch1_harq=NULL;
@@ -1472,11 +1474,13 @@ void release_harq(PHY_VARS_eNB *eNB,int UE_id,int tb,uint16_t frame,uint8_t subf
dlsch1_harq = dlsch1->harq_processes[harq_pid];
AssertFatal(dlsch0_harq!=NULL,"dlsch0_harq is null\n");
dlsch0_harq->status = SCH_IDLE;
/*if ((dlsch1_harq == NULL)||
((dlsch1_harq!=NULL)&&
(dlsch1_harq->status == SCH_IDLE)))*/
dlsch0->harq_mask &= ~(1<<harq_pid);
if (dlsch0_harq->round >= after_rounds) {
dlsch0_harq->status = SCH_IDLE;
/*if ((dlsch1_harq == NULL)||
((dlsch1_harq!=NULL)&&
(dlsch1_harq->status == SCH_IDLE)))*/
dlsch0->harq_mask &= ~(1<<harq_pid);
}
LOG_D(PHY,"Frame %d, subframe %d: Releasing harq %d for UE %x\n",frame,subframe,harq_pid,dlsch0->rnti);
}
@@ -1496,17 +1500,28 @@ void release_harq(PHY_VARS_eNB *eNB,int UE_id,int tb,uint16_t frame,uint8_t subf
dlsch1_harq = dlsch1->harq_processes[harq_pid];
AssertFatal(dlsch0_harq!=NULL,"dlsch0_harq is null\n");
dlsch0_harq->status = SCH_IDLE;
if ((dlsch1_harq == NULL)||
((dlsch1_harq!=NULL)&&
(dlsch1_harq->status == SCH_IDLE)))
dlsch0->harq_mask &= ~(1<<harq_pid);
if (dlsch0_harq->round >= after_rounds) {
dlsch0_harq->status = SCH_IDLE;
if ((dlsch1_harq == NULL)||
((dlsch1_harq!=NULL)&&
(dlsch1_harq->status == SCH_IDLE)))
dlsch0->harq_mask &= ~(1<<harq_pid);
}
}
}
}
}
}
static void release_harq(PHY_VARS_eNB *eNB,int UE_id,int tb,uint16_t frame,uint8_t subframe,uint16_t mask, int is_ack)
{
/* Maximum number of DL transmissions = 4.
* TODO: get the value from configuration.
* If is_ack is true then we release immediately. The value -1 can be used for that.
*/
do_release_harq(eNB, UE_id, tb, frame, subframe, mask, is_ack ? -1 : 4);
}
int getM(PHY_VARS_eNB *eNB,int frame,int subframe) {
int M,Mtx=0;
@@ -1607,7 +1622,7 @@ void fill_ulsch_harq_indication(PHY_VARS_eNB *eNB,LTE_UL_eNB_HARQ_t *ulsch_harq,
pdu->harq_indication_fdd_rel13.harq_tb_n[i] = 2-ulsch_harq->o_ACK[i];
// release DLSCH if needed
if (ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,i,frame,subframe,0xffff);
release_harq(eNB,UE_id,i,frame,subframe,0xffff, ulsch_harq->o_ACK[i] == 1);
#if T_TRACER
/* TODO: get correct harq pid */
@@ -1633,13 +1648,17 @@ void fill_ulsch_harq_indication(PHY_VARS_eNB *eNB,LTE_UL_eNB_HARQ_t *ulsch_harq,
pdu->harq_indication_tdd_rel13.harq_data[0].multiplex.value_0 = 2-ulsch_harq->o_ACK[i];
// release DLSCH if needed
if (ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,i,frame,subframe,0xffff);
if (M==1 && ulsch_harq->O_ACK==1 && ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
else if (M==1 && ulsch_harq->O_ACK==2 && ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,i,frame,subframe,0xffff);
/* TODO: review this code, it's most certainly wrong.
* We have to release the proper HARQ in case of ACK or NACK if max retransmission reached.
* Basically, call release_harq with 1 as last argument when ACK and 0 when NACK.
*/
release_harq(eNB,UE_id,i,frame,subframe,0xffff, ulsch_harq->o_ACK[i] == 1);
if (M==1 && ulsch_harq->O_ACK==1 && ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff, ulsch_harq->o_ACK[i] == 1);
else if (M==1 && ulsch_harq->O_ACK==2 && ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,i,frame,subframe,0xffff, ulsch_harq->o_ACK[i] == 1);
else if (M>1 && ulsch_harq->o_ACK[i] == 1) {
// spatial bundling
release_harq(eNB,UE_id,0,frame,subframe,1<<i);
release_harq(eNB,UE_id,1,frame,subframe,1<<i);
release_harq(eNB,UE_id,0,frame,subframe,1<<i, ulsch_harq->o_ACK[i] == 1);
release_harq(eNB,UE_id,1,frame,subframe,1<<i, ulsch_harq->o_ACK[i] == 1);
}
}
}
@@ -1701,7 +1720,7 @@ void fill_uci_harq_indication(PHY_VARS_eNB *eNB,
AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[0] == 4, "harq_ack[0] is %d, should be 1,2 or 4\n",harq_ack[0]);
pdu->harq_indication_fdd_rel13.harq_tb_n[0] = harq_ack[0];
// release DLSCH if needed
if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, harq_ack[0] == 1);
#if T_TRACER
if (harq_ack[0] != 1)
@@ -1721,8 +1740,8 @@ void fill_uci_harq_indication(PHY_VARS_eNB *eNB,
pdu->harq_indication_fdd_rel13.harq_tb_n[0] = harq_ack[0];
pdu->harq_indication_fdd_rel13.harq_tb_n[1] = harq_ack[1];
// release DLSCH if needed
if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
if (harq_ack[1] == 1) release_harq(eNB,UE_id,1,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, harq_ack[0] == 1);
release_harq(eNB,UE_id,1,frame,subframe,0xffff, harq_ack[1] == 1);
}
else AssertFatal(1==0,"only format 1a/b for now, received %d\n",uci->pucch_fmt);
}
@@ -1743,7 +1762,7 @@ void fill_uci_harq_indication(PHY_VARS_eNB *eNB,
AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[0] == 4, "harq_ack[0] is %d, should be 1,2 or 4\n",harq_ack[0]);
pdu->harq_indication_tdd_rel13.harq_data[0].bundling.value_0 = harq_ack[0];
// release all bundled DLSCH if needed
if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, harq_ack[0] == 1);
}
else if (uci->pucch_fmt == pucch_format1b) {
pdu->harq_indication_tdd_rel13.number_of_ack_nack = 2;
@@ -1753,8 +1772,8 @@ void fill_uci_harq_indication(PHY_VARS_eNB *eNB,
pdu->harq_indication_tdd_rel13.harq_data[0].bundling.value_0 = harq_ack[0];
pdu->harq_indication_tdd_rel13.harq_data[1].bundling.value_0 = harq_ack[1];
// release all DLSCH if needed
if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
if (harq_ack[1] == 1) release_harq(eNB,UE_id,1,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, harq_ack[0] == 1);
release_harq(eNB,UE_id,1,frame,subframe,0xffff, harq_ack[1] == 1);
}
break;
case 1: // multiplexing
@@ -1766,7 +1785,7 @@ void fill_uci_harq_indication(PHY_VARS_eNB *eNB,
AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[0] == 4, "harq_ack[0] is %d, should be 1,2 or 4\n",harq_ack[0]);
pdu->harq_indication_tdd_rel13.harq_data[0].multiplex.value_0 = harq_ack[0];
// release all DLSCH if needed
if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, harq_ack[0] == 1);
}
else if (uci->num_pucch_resources == 1 && uci->pucch_fmt == pucch_format1b) {
pdu->harq_indication_tdd_rel13.tl.tag = NFAPI_HARQ_INDICATION_TDD_REL13_TAG;
@@ -1776,8 +1795,8 @@ void fill_uci_harq_indication(PHY_VARS_eNB *eNB,
pdu->harq_indication_tdd_rel13.harq_data[0].multiplex.value_0 = harq_ack[0];
pdu->harq_indication_tdd_rel13.harq_data[1].multiplex.value_0 = harq_ack[1];
// release all DLSCH if needed
if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
if (harq_ack[1] == 1) release_harq(eNB,UE_id,1,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, harq_ack[0] == 1);
release_harq(eNB,UE_id,1,frame,subframe,0xffff, harq_ack[1] == 1);
}
else { // num_pucch_resources (M) > 1
pdu->harq_indication_tdd_rel13.tl.tag = NFAPI_HARQ_INDICATION_TDD_REL13_TAG;
@@ -1788,8 +1807,8 @@ void fill_uci_harq_indication(PHY_VARS_eNB *eNB,
if (uci->num_pucch_resources == 3) pdu->harq_indication_tdd_rel13.harq_data[2].multiplex.value_0 = harq_ack[2];
if (uci->num_pucch_resources == 4) pdu->harq_indication_tdd_rel13.harq_data[3].multiplex.value_0 = harq_ack[3];
// spatial-bundling in this case so release both HARQ if necessary
release_harq(eNB,UE_id,0,frame,subframe,tdd_multiplexing_mask);
release_harq(eNB,UE_id,1,frame,subframe,tdd_multiplexing_mask);
release_harq(eNB,UE_id,0,frame,subframe,tdd_multiplexing_mask, 1 /* force release? previous code was unconditional */);
release_harq(eNB,UE_id,1,frame,subframe,tdd_multiplexing_mask, 1 /* force release? previous code was unconditional */);
}
break;
case 2: // special bundling (SR collision)
@@ -1800,26 +1819,27 @@ void fill_uci_harq_indication(PHY_VARS_eNB *eNB,
switch (harq_ack[0]) {
case 0:
/* TODO: release_harq here? this whole code looks suspicious */
break;
case 1: // check if M=1,4,7
if (uci->num_pucch_resources == 1 || uci->num_pucch_resources == 4 ||
tdd_config5_sf2scheds == 1 || tdd_config5_sf2scheds == 4 || tdd_config5_sf2scheds == 7) {
release_harq(eNB,UE_id,0,frame,subframe,0xffff);
release_harq(eNB,UE_id,1,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, 1);
release_harq(eNB,UE_id,1,frame,subframe,0xffff, 1);
}
break;
case 2: // check if M=2,5,8
if (uci->num_pucch_resources == 2 || tdd_config5_sf2scheds == 2 ||
tdd_config5_sf2scheds == 5 || tdd_config5_sf2scheds == 8) {
release_harq(eNB,UE_id,0,frame,subframe,0xffff);
release_harq(eNB,UE_id,1,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, 1);
release_harq(eNB,UE_id,1,frame,subframe,0xffff, 1);
}
break;
case 3: // check if M=3,6,9
if (uci->num_pucch_resources == 3 || tdd_config5_sf2scheds == 3 ||
tdd_config5_sf2scheds == 6 || tdd_config5_sf2scheds == 9) {
release_harq(eNB,UE_id,0,frame,subframe,0xffff);
release_harq(eNB,UE_id,1,frame,subframe,0xffff);
release_harq(eNB,UE_id,0,frame,subframe,0xffff, 1);
release_harq(eNB,UE_id,1,frame,subframe,0xffff, 1);
}
break;
}