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From: Harman Kalra <hkalra@marvell.com>
To: Jerin Jacob <jerinj@marvell.com>,
	Nithin Dabilpuram <ndabilpuram@marvell.com>,
	Kiran Kumar K <kirankumark@marvell.com>
Cc: <dev@dpdk.org>, Harman Kalra <hkalra@marvell.com>, <stable@dpdk.org>
Subject: [dpdk-dev] [PATCH] net/octeontx2: fix dmac filtering
Date: Wed,  3 Jun 2020 20:22:13 +0530
Message-ID: <1591195933-16362-1-git-send-email-hkalra@marvell.com> (raw)

Issue has been observed where packets are getting dropped
at DMAC filtering if a new dmac address is added before
starting of port.

Fixes: c43adf61682f ("net/octeontx2: add unicast MAC filter")
Cc: stable@dpdk.org

Signed-off-by: Harman Kalra <hkalra@marvell.com>
---
 drivers/net/octeontx2/otx2_ethdev.h     | 1 +
 drivers/net/octeontx2/otx2_ethdev_ops.c | 4 +++-
 drivers/net/octeontx2/otx2_mac.c        | 2 ++
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/octeontx2/otx2_ethdev.h b/drivers/net/octeontx2/otx2_ethdev.h
index 0fbf68b8e..16b0d8163 100644
--- a/drivers/net/octeontx2/otx2_ethdev.h
+++ b/drivers/net/octeontx2/otx2_ethdev.h
@@ -271,6 +271,7 @@ struct otx2_eth_dev {
 	uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
 	uint8_t mkex_pfl_name[MKEX_NAME_LEN];
 	uint8_t max_mac_entries;
+	bool dmac_filter_enable;
 	uint8_t lf_tx_stats;
 	uint8_t lf_rx_stats;
 	uint16_t flags;
diff --git a/drivers/net/octeontx2/otx2_ethdev_ops.c b/drivers/net/octeontx2/otx2_ethdev_ops.c
index 80ac2b96e..faecf216c 100644
--- a/drivers/net/octeontx2/otx2_ethdev_ops.c
+++ b/drivers/net/octeontx2/otx2_ethdev_ops.c
@@ -148,8 +148,10 @@ otx2_nix_promisc_enable(struct rte_eth_dev *eth_dev)
 int
 otx2_nix_promisc_disable(struct rte_eth_dev *eth_dev)
 {
-	otx2_nix_promisc_config(eth_dev, 0);
+	struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
+	otx2_nix_promisc_config(eth_dev, dev->dmac_filter_enable);
 	nix_cgx_promisc_config(eth_dev, 0);
+	dev->dmac_filter_enable = false;
 
 	return 0;
 }
diff --git a/drivers/net/octeontx2/otx2_mac.c b/drivers/net/octeontx2/otx2_mac.c
index 262d185e5..49a700ca1 100644
--- a/drivers/net/octeontx2/otx2_mac.c
+++ b/drivers/net/octeontx2/otx2_mac.c
@@ -76,6 +76,8 @@ otx2_nix_mac_addr_add(struct rte_eth_dev *eth_dev, struct rte_ether_addr *addr,
 
 	/* Enable promiscuous mode at NIX level */
 	otx2_nix_promisc_config(eth_dev, 1);
+	dev->dmac_filter_enable = true;
+	eth_dev->data->promiscuous = 0;
 
 done:
 	return rc;
-- 
2.18.0


             reply	other threads:[~2020-06-03 14:52 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-03 14:52 Harman Kalra [this message]
2020-06-04  5:59 ` Sunil Kumar Kori
2020-06-28 12:15   ` Jerin Jacob

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