[PATCH 17/20] net/cnxk: enable packet pool tail drop

Nithin Dabilpuram ndabilpuram at marvell.com
Mon Feb 7 08:29:29 CET 2022


Enable packet pool tail drop on RQ when inbound security is not
enabled. This is only part of the config. It is a NOP if
tail drop is not enabled on NPA_AURA_CTX_S. And tail drop
on packet pool AURA is enabled only when that packet pool aura
is used by inline device RQ.

Signed-off-by: Nithin Dabilpuram <ndabilpuram at marvell.com>
---
 drivers/net/cnxk/cnxk_ethdev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/cnxk/cnxk_ethdev.c b/drivers/net/cnxk/cnxk_ethdev.c
index 9a1f97b..aa76d87 100644
--- a/drivers/net/cnxk/cnxk_ethdev.c
+++ b/drivers/net/cnxk/cnxk_ethdev.c
@@ -574,6 +574,7 @@ cnxk_nix_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
 	rq->first_skip = first_skip;
 	rq->later_skip = sizeof(struct rte_mbuf);
 	rq->lpb_size = mp->elt_size;
+	rq->lpb_drop_ena = !(dev->rx_offloads & RTE_ETH_RX_OFFLOAD_SECURITY);
 
 	/* Enable Inline IPSec on RQ, will not be used for Poll mode */
 	if (roc_nix_inl_inb_is_enabled(nix))
-- 
2.8.4



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