Merge branch 'integration_2024_w21' into 'develop'

Integration: `2024.w21`

See merge request oai/openairinterface5g!2746

* !2717 Additional check on pucch_Config and srs_Config
* !2730 Fix for SSB index in function get_nr_prach_info_from_ssb_index
* !2734 add a function to reset the transmission timestamps chain
* !2741 Fix several potential segfaults in UE PUCCH tx power determination.

executables/nr-ue.c

@@ -829,6 +829,7 @@ void *UE_thread(void *arg)
     if (start_rx_stream == 0) {
       start_rx_stream=1;
       syncInFrame(UE, &sync_timestamp, intialSyncOffset);
+      openair0_write_reorder_clear_context(&UE->rfdevice);
       shiftForNextFrame = 0; // will be used to track clock drift
       // read in first symbol
       AssertFatal(UE->frame_parms.ofdm_symbol_size + UE->frame_parms.nb_prefix_samples0

openair2/LAYER2/NR_MAC_UE/config_ue.c

@@ -2072,13 +2072,15 @@ void release_PUCCH_SRS(NR_UE_MAC_INST_t *mac)
   for (int bwp = 0; bwp < mac->ul_BWPs.count; bwp++) {
     // release SchedulingRequestResourceConfig instances configured in PUCCH-Config
     NR_PUCCH_Config_t *pucch_Config = mac->ul_BWPs.array[bwp]->pucch_Config;
-    for (int j = pucch_Config->schedulingRequestResourceToAddModList->list.count; j > 0 ; j--)
-      asn_sequence_del(&pucch_Config->schedulingRequestResourceToAddModList->list, j - 1, 1);
+    if (pucch_Config)
+      for (int j = pucch_Config->schedulingRequestResourceToAddModList->list.count; j > 0 ; j--)
+        asn_sequence_del(&pucch_Config->schedulingRequestResourceToAddModList->list, j - 1, 1);
     // release SRS-Resource instances configured in SRS-Config
     // TODO not clear if only SRS-Resources or also the ResourceSet should be released
     NR_SRS_Config_t *srs_Config = mac->ul_BWPs.array[bwp]->srs_Config;
-    for (int j = srs_Config->srs_ResourceToAddModList->list.count; j > 0 ; j--)
-      asn_sequence_del(&srs_Config->srs_ResourceToAddModList->list, j - 1, 1);
+    if (srs_Config)
+      for (int j = srs_Config->srs_ResourceToAddModList->list.count; j > 0 ; j--)
+        asn_sequence_del(&srs_Config->srs_ResourceToAddModList->list, j - 1, 1);
   }
 }
 

openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c

@@ -58,6 +58,9 @@
 #include "common/utils/LOG/log.h"
 #include "common/utils/LOG/vcd_signal_dumper.h"
 
+#define DEFAULT_P0_NOMINAL_PUCCH_0_DBM 0
+#define DEFAULT_DELTA_F_PUCCH_0_DB 0
+
 // #define DEBUG_MIB
 // #define ENABLE_MAC_PAYLOAD_DEBUG 1
 // #define DEBUG_RAR
@@ -1602,6 +1605,7 @@ int nr_ue_configure_pucch(NR_UE_MAC_INST_t *mac,
   return 0;
 }
 
+// PUCCH Power control according to 38.213 section 7.2.1
 int16_t get_pucch_tx_power_ue(NR_UE_MAC_INST_t *mac,
                               int scs,
                               NR_PUCCH_Config_t *pucch_Config,
@@ -1615,10 +1619,16 @@ int16_t get_pucch_tx_power_ue(NR_UE_MAC_INST_t *mac,
                               int O_uci)
 {
   NR_UE_UL_BWP_t *current_UL_BWP = mac->current_UL_BWP;
+  AssertFatal(current_UL_BWP && current_UL_BWP->pucch_ConfigCommon,
+              "Missing configuration: need UL_BWP and pucch_ConfigCommon to calculate PUCCH tx power\n");
   int PUCCH_POWER_DEFAULT = 0;
-  int16_t P_O_NOMINAL_PUCCH = *current_UL_BWP->pucch_ConfigCommon->p0_nominal;
+  // p0_nominal is optional
+  int16_t P_O_NOMINAL_PUCCH = DEFAULT_P0_NOMINAL_PUCCH_0_DBM;
+  if (current_UL_BWP->pucch_ConfigCommon->p0_nominal != NULL) {
+    P_O_NOMINAL_PUCCH = *current_UL_BWP->pucch_ConfigCommon->p0_nominal;
+  }
 
-  struct NR_PUCCH_PowerControl *power_config = pucch_Config->pucch_PowerControl;
+  struct NR_PUCCH_PowerControl *power_config = pucch_Config ? pucch_Config->pucch_PowerControl : NULL;
 
   if (!power_config)
     return (PUCCH_POWER_DEFAULT);
@@ -1643,7 +1653,8 @@ int16_t get_pucch_tx_power_ue(NR_UE_MAC_INST_t *mac,
 
   int P_O_PUCCH = P_O_NOMINAL_PUCCH + P_O_UE_PUCCH;
 
-  int16_t delta_F_PUCCH;
+  int16_t delta_F_PUCCH = DEFAULT_DELTA_F_PUCCH_0_DB;
+  long *delta_F_PUCCH_config = NULL;
   int DELTA_TF;
   uint16_t N_ref_PUCCH;
   int N_sc_ctrl_RB = 0;
@@ -1653,27 +1664,27 @@ int16_t get_pucch_tx_power_ue(NR_UE_MAC_INST_t *mac,
     case 0:
       N_ref_PUCCH = 2;
       DELTA_TF = 10 * log10(N_ref_PUCCH/N_symb_PUCCH);
-      delta_F_PUCCH =  *power_config->deltaF_PUCCH_f0;
+      delta_F_PUCCH_config = power_config->deltaF_PUCCH_f0;
       break;
     case 1:
       N_ref_PUCCH = 14;
       DELTA_TF = 10 * log10(N_ref_PUCCH/N_symb_PUCCH);
-      delta_F_PUCCH =  *power_config->deltaF_PUCCH_f1;
+      delta_F_PUCCH_config = power_config->deltaF_PUCCH_f1;
       break;
     case 2:
       N_sc_ctrl_RB = 10;
       DELTA_TF = get_deltatf(nb_of_prbs, N_symb_PUCCH, freq_hop_flag, add_dmrs_flag, N_sc_ctrl_RB, O_uci);
-      delta_F_PUCCH =  *power_config->deltaF_PUCCH_f2;
+      delta_F_PUCCH_config = power_config->deltaF_PUCCH_f2;
       break;
     case 3:
       N_sc_ctrl_RB = 14;
       DELTA_TF = get_deltatf(nb_of_prbs, N_symb_PUCCH, freq_hop_flag, add_dmrs_flag, N_sc_ctrl_RB, O_uci);
-      delta_F_PUCCH =  *power_config->deltaF_PUCCH_f3;
+      delta_F_PUCCH_config = power_config->deltaF_PUCCH_f3;
       break;
     case 4:
       N_sc_ctrl_RB = 14/(nb_pucch_format_4_in_subframes[subframe_number]);
       DELTA_TF = get_deltatf(nb_of_prbs, N_symb_PUCCH, freq_hop_flag, add_dmrs_flag, N_sc_ctrl_RB, O_uci);
-      delta_F_PUCCH =  *power_config->deltaF_PUCCH_f4;
+      delta_F_PUCCH_config = power_config->deltaF_PUCCH_f4;
       break;
     default:
     {
@@ -1681,6 +1692,9 @@ int16_t get_pucch_tx_power_ue(NR_UE_MAC_INST_t *mac,
       return (0);
     }
   }
+  if (delta_F_PUCCH_config != NULL) {
+    delta_F_PUCCH = *delta_F_PUCCH_config;
+  }
 
   if (power_config->twoPUCCH_PC_AdjustmentStates && *power_config->twoPUCCH_PC_AdjustmentStates > 1) {
     LOG_E(MAC,"PUCCH power control adjustment states with 2 states not yet implemented\n");

openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c

@@ -1884,13 +1884,12 @@ static void map_ssb_to_ro(NR_UE_MAC_INST_t *mac)
 
 // Returns a RACH occasion if any matches the SSB idx, the frame and the slot
 static int get_nr_prach_info_from_ssb_index(prach_association_pattern_t *prach_assoc_pattern,
-                                            uint8_t ssb_idx,
+                                            int ssb_idx,
                                             int frame,
                                             int slot,
                                             ssb_list_info_t *ssb_list,
                                             prach_occasion_info_t **prach_occasion_info_pp)
 {
-  ssb_info_t *ssb_info_p;
   prach_occasion_slot_t *prach_occasion_slot_p = NULL;
 
   *prach_occasion_info_pp = NULL;
@@ -1900,14 +1899,20 @@ static int get_nr_prach_info_from_ssb_index(prach_association_pattern_t *prach_a
   //      - ssb_idx mapped to one of the ROs in that RO slot
   //      - exact slot number
   //      - frame offset
-  ssb_info_p = &ssb_list->tx_ssb[ssb_idx];
+  int idx_list = ssb_list->nb_ssb_per_index[ssb_idx];
+  ssb_info_t *ssb_info_p = &ssb_list->tx_ssb[idx_list];
   LOG_D(NR_MAC, "checking for prach : ssb_info_p->nb_mapped_ro %d\n", ssb_info_p->nb_mapped_ro);
-  for (uint8_t n_mapped_ro=0; n_mapped_ro<ssb_info_p->nb_mapped_ro; n_mapped_ro++) {
-    LOG_D(NR_MAC,"%d.%d: mapped_ro[%d]->frame.slot %d.%d, prach_assoc_pattern->nb_of_frame %d\n",
-          frame,slot,n_mapped_ro,ssb_info_p->mapped_ro[n_mapped_ro]->frame,ssb_info_p->mapped_ro[n_mapped_ro]->slot,prach_assoc_pattern->nb_of_frame);
+  for (int n_mapped_ro = 0; n_mapped_ro < ssb_info_p->nb_mapped_ro; n_mapped_ro++) {
+    LOG_D(NR_MAC,
+          "%d.%d: mapped_ro[%d]->frame.slot %d.%d, prach_assoc_pattern->nb_of_frame %d\n",
+          frame,
+          slot,
+          n_mapped_ro,
+          ssb_info_p->mapped_ro[n_mapped_ro]->frame,
+          ssb_info_p->mapped_ro[n_mapped_ro]->slot,
+          prach_assoc_pattern->nb_of_frame);
     if ((slot == ssb_info_p->mapped_ro[n_mapped_ro]->slot) &&
         (ssb_info_p->mapped_ro[n_mapped_ro]->frame == (frame % prach_assoc_pattern->nb_of_frame))) {
-
       uint8_t prach_config_period_nb = ssb_info_p->mapped_ro[n_mapped_ro]->frame / prach_assoc_pattern->prach_conf_period_list[0].nb_of_frame;
       uint8_t frame_nb_in_prach_config_period = ssb_info_p->mapped_ro[n_mapped_ro]->frame % prach_assoc_pattern->prach_conf_period_list[0].nb_of_frame;
       prach_occasion_slot_p = &prach_assoc_pattern->prach_conf_period_list[prach_config_period_nb].prach_occasion_slot_map[frame_nb_in_prach_config_period][slot];

radio/COMMON/common_lib.c

@@ -269,3 +269,20 @@ int openair0_write_reorder(openair0_device *device, openair0_timestamp timestamp
   }
   return nsamps;
 }
+
+void openair0_write_reorder_clear_context(openair0_device *device)
+{
+  LOG_I(HW, "received write reorder clear context\n");
+  re_order_t *ctx = &device->reOrder;
+  if (!ctx->initDone)
+    return;
+  if (pthread_mutex_trylock(&ctx->mutex_write) == 0)
+    LOG_E(HW, "write_reorder_clear_context call while still writing on the device\n");
+  pthread_mutex_destroy(&ctx->mutex_write);
+  pthread_mutex_lock(&ctx->mutex_store);
+  for (int i = 0; i < WRITE_QUEUE_SZ; i++)
+    ctx->queue[i].active = false;
+  pthread_mutex_unlock(&ctx->mutex_store);
+  pthread_mutex_destroy(&ctx->mutex_store);
+  ctx->initDone = false;
+}

radio/COMMON/common_lib.h

@@ -671,7 +671,7 @@ extern int read_recplayconfig(recplay_conf_t **recplay_conf, recplay_state_t **r
 extern void iqrecorder_end(openair0_device *device);
 
 int openair0_write_reorder(openair0_device *device, openair0_timestamp timestamp, void **txp, int nsamps, int nbAnt, int flags);
-
+void openair0_write_reorder_clear_context(openair0_device *device);
 #include <unistd.h>
 #ifndef gettid
 #define gettid() syscall(__NR_gettid)