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qcacmn: Optimize Event Based Mechanism to reduce delay

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Wait for firmware response only if the response
is pending after posting the txrx stats query to firmware.

Change-Id: Ib300f97bc2cc08a2947be9021ff3e399191d1c8e
CRs-Fixed: 3599915
This commit is contained in:
Amrit Sahai
2023-09-10 23:27:48 +05:30
committed by Rahul Choudhary
parent 6a86e5ed40
commit ce15cf8067
1 changed files with 35 additions and 15 deletions
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50
dp/wifi3.0/dp_main.c
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@@ -9712,8 +9712,10 @@ dp_txrx_stats_publish(struct cdp_soc_t *soc, uint8_t pdev_id,
if (!pdev) if (!pdev)
return TXRX_STATS_LEVEL_OFF; return TXRX_STATS_LEVEL_OFF;
if (pdev->pending_fw_stats_response) if (pdev->pending_fw_stats_response) {
dp_warn("pdev%d: prev req pending\n", pdev->pdev_id);
return TXRX_STATS_LEVEL_OFF; return TXRX_STATS_LEVEL_OFF;
}
dp_aggregate_pdev_stats(pdev); dp_aggregate_pdev_stats(pdev);
@@ -9722,25 +9724,43 @@ dp_txrx_stats_publish(struct cdp_soc_t *soc, uint8_t pdev_id,
req.cookie_val = DBG_STATS_COOKIE_DP_STATS; req.cookie_val = DBG_STATS_COOKIE_DP_STATS;
pdev->fw_stats_tlv_bitmap_rcvd = 0; pdev->fw_stats_tlv_bitmap_rcvd = 0;
qdf_event_reset(&pdev->fw_stats_event); qdf_event_reset(&pdev->fw_stats_event);
dp_h2t_ext_stats_msg_send(pdev, req.stats, req.param0, status = dp_h2t_ext_stats_msg_send(pdev, req.stats, req.param0,
req.param1, req.param2, req.param3, 0, req.param1, req.param2, req.param3, 0,
req.cookie_val, 0); req.cookie_val, 0);
req.stats = (enum cdp_stats)HTT_DBG_EXT_STATS_PDEV_RX;
req.cookie_val = DBG_STATS_COOKIE_DP_STATS;
dp_h2t_ext_stats_msg_send(pdev, req.stats, req.param0,
req.param1, req.param2, req.param3, 0,
req.cookie_val, 0);
status =
qdf_wait_single_event(&pdev->fw_stats_event, DP_MAX_SLEEP_TIME);
if (status != QDF_STATUS_SUCCESS) { if (status != QDF_STATUS_SUCCESS) {
if (status == QDF_STATUS_E_TIMEOUT) dp_warn("pdev%d: tx stats req failed\n", pdev->pdev_id);
qdf_debug("TIMEOUT_OCCURS");
pdev->pending_fw_stats_response = false; pdev->pending_fw_stats_response = false;
return TXRX_STATS_LEVEL_OFF; return TXRX_STATS_LEVEL_OFF;
} }
req.stats = (enum cdp_stats)HTT_DBG_EXT_STATS_PDEV_RX;
req.cookie_val = DBG_STATS_COOKIE_DP_STATS;
status = dp_h2t_ext_stats_msg_send(pdev, req.stats, req.param0,
req.param1, req.param2, req.param3, 0,
req.cookie_val, 0);
if (status != QDF_STATUS_SUCCESS) {
dp_warn("pdev%d: rx stats req failed\n", pdev->pdev_id);
pdev->pending_fw_stats_response = false;
return TXRX_STATS_LEVEL_OFF;
}
/* The event may have already been signaled. Wait only if it's pending */
if (!pdev->fw_stats_event.done) {
status =
qdf_wait_single_event(&pdev->fw_stats_event,
DP_MAX_SLEEP_TIME);
if (status != QDF_STATUS_SUCCESS) {
if (status == QDF_STATUS_E_TIMEOUT)
dp_warn("pdev%d: fw stats timeout. TLVs rcvd 0x%llx\n",
pdev->pdev_id,
pdev->fw_stats_tlv_bitmap_rcvd);
pdev->pending_fw_stats_response = false;
return TXRX_STATS_LEVEL_OFF;
}
}
qdf_mem_copy(buf, &pdev->stats, sizeof(struct cdp_pdev_stats)); qdf_mem_copy(buf, &pdev->stats, sizeof(struct cdp_pdev_stats));
pdev->pending_fw_stats_response = false; pdev->pending_fw_stats_response = false;