From 38a0ac75364d6adefcd7d6a795b619d729fac5d5 Mon Sep 17 00:00:00 2001 From: Hemant Agrawal Date: Wed, 24 Feb 2021 18:13:03 +0530 Subject: [PATCH] net/dpaa2: change Tx queue congestion settings Change the Tx queue congestion notification to the ratio of current queue size instead of fixed. Signed-off-by: Hemant Agrawal --- drivers/net/dpaa2/dpaa2_ethdev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c index 412f970800..586d116227 100644 --- a/drivers/net/dpaa2/dpaa2_ethdev.c +++ b/drivers/net/dpaa2/dpaa2_ethdev.c @@ -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); -- 2.20.1