net/cnxk: enable packet pool tail drop

Enable packet pool tail drop on RQ when inbound security is not
enabled. This is only part of the configuration. 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@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/net/cnxk/cnxk_ethdev.c b/drivers/net/cnxk/cnxk_ethdev.c
index a2e7eca..847307e 100644 (file)
--- 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))