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qcacmn: Add TX descriptor history support

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Add history to log HW TX descriptors programmed in TX ring.

Change-Id: Ia17e5557115f20508ed22c045941c0645c46ef1d
CRs-Fixed: 2928996
This commit is contained in:
Karthik Kantamneni
2021-04-27 21:46:55 +05:30
committed by Madan Koyyalamudi
parent e7c7eb280a
commit c68ad7037a
3 changed files with 94 additions and 0 deletions
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31
dp/wifi3.0/dp_tx.c
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@@ -1392,6 +1392,34 @@ dp_tx_ring_access_end_wrapper(struct dp_soc *soc,
}
#endif
#ifdef DP_TX_HW_DESC_HISTORY
static inline void
dp_tx_hw_desc_update_evt(uint8_t *hal_tx_desc_cached,
hal_ring_handle_t hal_ring_hdl,
struct dp_soc *soc)
{
struct dp_tx_hw_desc_evt *evt;
uint64_t idx = 0;
idx = ++soc->tx_hw_desc_history->index;
if (idx == DP_TX_HW_DESC_HIST_MAX)
soc->tx_hw_desc_history->index = 0;
idx = (idx % DP_TX_HW_DESC_HIST_MAX);
evt = &soc->tx_hw_desc_history->entry[idx];
qdf_mem_copy(evt->tcl_desc, hal_tx_desc_cached, HAL_TX_DESC_LEN_BYTES);
evt->posted = qdf_get_log_timestamp();
hal_get_sw_hptp(soc->hal_soc, hal_ring_hdl, &evt->tp, &evt->hp);
}
#else
static inline void
dp_tx_hw_desc_update_evt(uint8_t *hal_tx_desc_cached,
hal_ring_handle_t hal_ring_hdl,
struct dp_soc *soc)
{
}
#endif
/**
* dp_tx_hw_enqueue() - Enqueue to TCL HW for transmit
* @soc: DP Soc Handle
@@ -1526,6 +1554,9 @@ dp_tx_hw_enqueue(struct dp_soc *soc, struct dp_vdev *vdev,
dp_tx_update_stats(soc, tx_desc->nbuf);
status = QDF_STATUS_SUCCESS;
dp_tx_hw_desc_update_evt((uint8_t *)hal_tx_desc_cached,
hal_ring_hdl, soc);
ring_access_fail:
dp_tx_ring_access_end_wrapper(soc, hal_ring_hdl, coalesce);