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qcacmn: add near full logic for Tx completion ring

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Reap mode desc from the Tx completion ring in case the number of
available entries are less than the half of the ring entries.

Change-Id: I3635b88c3e98cc8a5f30fc58cf5e353f6301d4ad
CRs-Fixed: 3325826
This commit is contained in:
Venkateswara Naralasetty
2022-10-20 18:56:42 +05:30
committed by Madan Koyyalamudi
parent 9cb6199f70
commit 26b3d560fe
2 changed files with 19 additions and 1 deletions
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18
dp/wifi3.0/dp_tx.c
View File

@@ -5573,9 +5573,12 @@ uint32_t dp_tx_comp_handler(struct dp_intr *int_ctx, struct dp_soc *soc,
bool force_break = false; bool force_break = false;
struct dp_srng *tx_comp_ring = &soc->tx_comp_ring[ring_id]; struct dp_srng *tx_comp_ring = &soc->tx_comp_ring[ring_id];
int max_reap_limit, ring_near_full; int max_reap_limit, ring_near_full;
uint32_t num_entries;
DP_HIST_INIT(); DP_HIST_INIT();
num_entries = hal_srng_get_num_entries(soc->hal_soc, hal_ring_hdl);
more_data: more_data:
hal_soc = soc->hal_soc; hal_soc = soc->hal_soc;
@@ -5593,7 +5596,9 @@ more_data:
return 0; return 0;
} }
num_avail_for_reap = hal_srng_dst_num_valid(hal_soc, hal_ring_hdl, 0); if (!num_avail_for_reap)
num_avail_for_reap = hal_srng_dst_num_valid(hal_soc,
hal_ring_hdl, 0);
if (num_avail_for_reap >= quota) if (num_avail_for_reap >= quota)
num_avail_for_reap = quota; num_avail_for_reap = quota;
@@ -5797,6 +5802,17 @@ next_desc:
if (!hif_exec_should_yield(soc->hif_handle, if (!hif_exec_should_yield(soc->hif_handle,
int_ctx->dp_intr_id)) int_ctx->dp_intr_id))
goto more_data; goto more_data;
num_avail_for_reap =
hal_srng_dst_num_valid_locked(soc->hal_soc,
hal_ring_hdl,
true);
if (qdf_unlikely(num_entries &&
(num_avail_for_reap >=
num_entries >> 1))) {
DP_STATS_INC(soc, tx.near_full, 1);
goto more_data;
}
} }
} }
DP_TX_HIST_STATS_PER_PDEV(); DP_TX_HIST_STATS_PER_PDEV();

2
dp/wifi3.0/dp_types.h
View File

@@ -1110,6 +1110,8 @@ struct dp_soc_stats {
uint32_t tx_comp[MAX_TCL_DATA_RINGS]; uint32_t tx_comp[MAX_TCL_DATA_RINGS];
/* Number of tx completions force freed */ /* Number of tx completions force freed */
uint32_t tx_comp_force_freed; uint32_t tx_comp_force_freed;
/* Tx completion ring near full */
uint32_t near_full;
} tx; } tx;
/* SOC level RX stats */ /* SOC level RX stats */