qcacmn: Add support to get jitter stats on peer level
Add support to get jitter stats on peer level Change-Id: I5e37a24e93cde5e34e561b26c0834d9cfe42bf9f CRs-Fixed: 3296380
このコミットが含まれているのは:
Amrit Sahai
@@ -68,6 +68,10 @@
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#define DP_INVALID_PEER 0XFFFE
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#define DP_RETRY_COUNT 7
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#ifdef WLAN_PEER_JITTER
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#define DP_AVG_JITTER_WEIGHT_DENOM 4
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#define DP_AVG_DELAY_WEIGHT_DENOM 3
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#endif
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#ifdef QCA_DP_TX_FW_METADATA_V2
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#define DP_TX_TCL_METADATA_PDEV_ID_SET(_var, _val)\
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@@ -4121,6 +4125,188 @@ void dp_tx_update_peer_delay_stats(struct dp_txrx_peer *txrx_peer,
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}
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#endif
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#ifdef WLAN_PEER_JITTER
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/*
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* dp_tx_jitter_get_avg_jitter() - compute the average jitter
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* @curr_delay: Current delay
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* @prev_Delay: Previous delay
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* @avg_jitter: Average Jitter
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* Return: Newly Computed Average Jitter
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*/
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static uint32_t dp_tx_jitter_get_avg_jitter(uint32_t curr_delay,
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uint32_t prev_delay,
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uint32_t avg_jitter)
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{
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uint32_t curr_jitter;
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int32_t jitter_diff;
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curr_jitter = qdf_abs(curr_delay - prev_delay);
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if (!avg_jitter)
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return curr_jitter;
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jitter_diff = curr_jitter - avg_jitter;
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if (jitter_diff < 0)
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avg_jitter = avg_jitter -
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(qdf_abs(jitter_diff) >> DP_AVG_JITTER_WEIGHT_DENOM);
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else
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avg_jitter = avg_jitter +
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(qdf_abs(jitter_diff) >> DP_AVG_JITTER_WEIGHT_DENOM);
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return avg_jitter;
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}
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/*
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* dp_tx_jitter_get_avg_delay() - compute the average delay
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* @curr_delay: Current delay
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* @avg_Delay: Average delay
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* Return: Newly Computed Average Delay
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*/
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static uint32_t dp_tx_jitter_get_avg_delay(uint32_t curr_delay,
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uint32_t avg_delay)
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{
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int32_t delay_diff;
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if (!avg_delay)
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return curr_delay;
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delay_diff = curr_delay - avg_delay;
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if (delay_diff < 0)
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avg_delay = avg_delay - (qdf_abs(delay_diff) >>
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DP_AVG_DELAY_WEIGHT_DENOM);
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else
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avg_delay = avg_delay + (qdf_abs(delay_diff) >>
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DP_AVG_DELAY_WEIGHT_DENOM);
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return avg_delay;
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}
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#ifdef WLAN_CONFIG_TX_DELAY
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/*
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* dp_tx_compute_cur_delay() - get the current delay
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* @soc: soc handle
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* @vdev: vdev structure for data path state
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* @ts: Tx completion status
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* @curr_delay: current delay
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* @tx_desc: tx descriptor
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* Return: void
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*/
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static
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QDF_STATUS dp_tx_compute_cur_delay(struct dp_soc *soc,
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struct dp_vdev *vdev,
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struct hal_tx_completion_status *ts,
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uint32_t *curr_delay,
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struct dp_tx_desc_s *tx_desc)
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{
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QDF_STATUS status = QDF_STATUS_E_FAILURE;
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if (soc->arch_ops.dp_tx_compute_hw_delay)
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status = soc->arch_ops.dp_tx_compute_hw_delay(soc, vdev, ts,
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curr_delay);
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return status;
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}
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#else
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static
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QDF_STATUS dp_tx_compute_cur_delay(struct dp_soc *soc,
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struct dp_vdev *vdev,
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struct hal_tx_completion_status *ts,
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uint32_t *curr_delay,
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struct dp_tx_desc_s *tx_desc)
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{
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int64_t current_timestamp, timestamp_hw_enqueue;
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current_timestamp = qdf_ktime_to_us(qdf_ktime_real_get());
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timestamp_hw_enqueue = qdf_ktime_to_us(tx_desc->timestamp);
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*curr_delay = (uint32_t)(current_timestamp - timestamp_hw_enqueue);
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return QDF_STATUS_SUCCESS;
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}
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#endif
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/* dp_tx_compute_tid_jitter() - compute per tid per ring jitter
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* @jiiter - per tid per ring jitter stats
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* @ts: Tx completion status
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* @vdev - vdev structure for data path state
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* @tx_desc - tx descriptor
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* Return: void
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*/
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static void dp_tx_compute_tid_jitter(struct cdp_peer_tid_stats *jitter,
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struct hal_tx_completion_status *ts,
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struct dp_vdev *vdev,
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struct dp_tx_desc_s *tx_desc)
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{
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uint32_t curr_delay, avg_delay, avg_jitter, prev_delay;
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struct dp_soc *soc = vdev->pdev->soc;
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QDF_STATUS status = QDF_STATUS_E_FAILURE;
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if (ts->status != HAL_TX_TQM_RR_FRAME_ACKED) {
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jitter->tx_drop += 1;
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return;
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}
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status = dp_tx_compute_cur_delay(soc, vdev, ts, &curr_delay,
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tx_desc);
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if (QDF_IS_STATUS_SUCCESS(status)) {
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avg_delay = jitter->tx_avg_delay;
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avg_jitter = jitter->tx_avg_jitter;
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prev_delay = jitter->tx_prev_delay;
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avg_jitter = dp_tx_jitter_get_avg_jitter(curr_delay,
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prev_delay,
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avg_jitter);
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avg_delay = dp_tx_jitter_get_avg_delay(curr_delay, avg_delay);
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jitter->tx_avg_delay = avg_delay;
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jitter->tx_avg_jitter = avg_jitter;
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jitter->tx_prev_delay = curr_delay;
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jitter->tx_total_success += 1;
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} else if (status == QDF_STATUS_E_FAILURE) {
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jitter->tx_avg_err += 1;
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}
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}
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/* dp_tx_update_peer_jitter_stats() - Update the peer jitter stats
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* @txrx_peer: DP peer context
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* @tx_desc: Tx software descriptor
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* @ts: Tx completion status
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* @ring_id: Rx CPU context ID/CPU_ID
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* Return: void
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*/
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static void dp_tx_update_peer_jitter_stats(struct dp_txrx_peer *txrx_peer,
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struct dp_tx_desc_s *tx_desc,
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struct hal_tx_completion_status *ts,
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uint8_t ring_id)
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{
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struct dp_pdev *pdev = txrx_peer->vdev->pdev;
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struct dp_soc *soc = pdev->soc;
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struct cdp_peer_tid_stats *jitter_stats = NULL;
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uint8_t tid;
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struct cdp_peer_tid_stats *rx_tid = NULL;
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if (qdf_likely(!wlan_cfg_is_peer_jitter_stats_enabled(soc->wlan_cfg_ctx)))
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return;
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tid = ts->tid;
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jitter_stats = txrx_peer->jitter_stats;
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qdf_assert_always(jitter_stats);
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qdf_assert(ring < CDP_MAX_TXRX_CTX);
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/*
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* For non-TID packets use the TID 9
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*/
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if (qdf_unlikely(tid >= CDP_MAX_DATA_TIDS))
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tid = CDP_MAX_DATA_TIDS - 1;
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rx_tid = &jitter_stats[tid * CDP_MAX_TXRX_CTX + ring_id];
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dp_tx_compute_tid_jitter(rx_tid,
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ts, txrx_peer->vdev, tx_desc);
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}
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#else
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static void dp_tx_update_peer_jitter_stats(struct dp_txrx_peer *txrx_peer,
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struct dp_tx_desc_s *tx_desc,
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struct hal_tx_completion_status *ts,
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uint8_t ring_id)
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{
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}
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#endif
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#ifdef HW_TX_DELAY_STATS_ENABLE
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/**
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* dp_update_tx_delay_stats() - update the delay stats
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@@ -5022,6 +5208,7 @@ void dp_tx_comp_process_tx_status(struct dp_soc *soc,
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dp_tx_update_peer_stats(tx_desc, ts, txrx_peer, ring_id);
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dp_tx_update_peer_delay_stats(txrx_peer, tx_desc, ts, ring_id);
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dp_tx_update_peer_jitter_stats(txrx_peer, tx_desc, ts, ring_id);
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dp_tx_update_peer_sawf_stats(soc, vdev, txrx_peer, tx_desc,
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ts, ts->tid);
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dp_tx_send_pktlog(soc, vdev->pdev, tx_desc, nbuf, dp_status);
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