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Merge remote-tracking branch 'origin/process-slot-tx-in-order' into integration_2025_w05 (!3224)

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Ensure execution of processSlotTX in order in NR UE

Make sure that processSlotTX is executed in slot order.

There is a bug that causes decoding error when processSlotTX is executed
out of order. The root cause is not known at this point, but this change
avoids the bug altogether.
This commit is contained in:
Robert Schmidt
2025-01-31 08:01:07 +01:00
parent 723acf7e60 e1814f5340
commit 31c8ca9c53
2 changed files with 14 additions and 1 deletions
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executables/nr-ue.c
+13 -1
View File
@@ -569,6 +569,7 @@ void processSlotTX(void *arg)
}
}
RU_write(rxtxD, sl_tx_action);
dynamic_barrier_join(rxtxD->next_barrier);
TracyCZoneEnd(ctx);
}
@@ -1111,8 +1112,19 @@ void *UE_thread(void *arg)
int slot = curMsgTx->proc.nr_slot_tx;
int slot_and_frame = slot + curMsgTx->proc.frame_tx * UE->frame_parms.slots_per_frame;
int wait_for_prev_slot = stream_status == STREAM_STATUS_SYNCED ? 1 : 0;
int next_duration_rx_to_tx =
update_ntn_system_information
? NR_UE_CAPABILITY_SLOT_RX_TO_TX + UE->ntn_config_message->ntn_config_params.cell_specific_k_offset
: duration_rx_to_tx;
int next_nr_slot_tx = (absolute_slot + next_duration_rx_to_tx) % nb_slot_frame;
int next_frame_tx = ((absolute_slot + next_duration_rx_to_tx) / nb_slot_frame) % MAX_FRAME_NUMBER;
int next_tx_slot_and_frame = next_nr_slot_tx + next_frame_tx * UE->frame_parms.slots_per_frame + 1;
dynamic_barrier_t *next_barrier = &UE->process_slot_tx_barriers[next_tx_slot_and_frame % NUM_PROCESS_SLOT_TX_BARRIERS];
curMsgTx->next_barrier = next_barrier;
dynamic_barrier_update(&UE->process_slot_tx_barriers[slot_and_frame % NUM_PROCESS_SLOT_TX_BARRIERS],
tx_wait_for_dlsch[slot],
tx_wait_for_dlsch[slot] + wait_for_prev_slot,
start_process_slot_tx,
newTx);
stream_status = STREAM_STATUS_SYNCED;
openair1/PHY/defs_nr_UE.h
+1
View File
@@ -627,6 +627,7 @@ typedef struct nr_rxtx_thread_data_s {
PHY_VARS_NR_UE *UE;
int writeBlockSize;
nr_phy_data_t phy_data;
dynamic_barrier_t *next_barrier;
} nr_rxtx_thread_data_t;
typedef struct LDPCDecode_ue_s {