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net/dpaa2: change Tx queue congestion settings

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Change the Tx queue congestion notification to
the ratio of current queue size instead of fixed.

Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
This commit is contained in:
Hemant Agrawal 2021-02-24 18:13:03 +05:30 committed by Ferruh Yigit
parent 4690a6114f
commit 38a0ac7536
1 changed files with 2 additions and 2 deletions
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4
drivers/net/dpaa2/dpaa2_ethdev.c
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@ -922,9 +922,9 @@ dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
cong_notif_cfg.units = DPNI_CONGESTION_UNIT_FRAMES;
cong_notif_cfg.threshold_entry = nb_tx_desc;
/* Notify that the queue is not congested when the data in
* the queue is below this thershold.
* the queue is below this thershold.(90% of value)
*/
cong_notif_cfg.threshold_exit = nb_tx_desc - 24;
cong_notif_cfg.threshold_exit = (nb_tx_desc * 9) / 10;
cong_notif_cfg.message_ctx = 0;
cong_notif_cfg.message_iova =
(size_t)DPAA2_VADDR_TO_IOVA(dpaa2_q->cscn);