netdev - [PATCH net v2 4/4] net/mlx5e: Advertise mlx5 ethernet driver updates sk_buff md

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Message-ID: <20240419213033.400467-5-rrameshbabu@nvidia.com>
Date: Fri, 19 Apr 2024 14:30:19 -0700
From: Rahul Rameshbabu <rrameshbabu@...dia.com>
To: netdev@...r.kernel.org,
	stable@...r.kernel.org
Cc: Jakub Kicinski <kuba@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>,
	"David S. Miller" <davem@...emloft.net>,
	Paolo Abeni <pabeni@...hat.com>,
	Gal Pressman <gal@...dia.com>,
	Tariq Toukan <tariqt@...dia.com>,
	Sabrina Dubroca <sd@...asysnail.net>,
	Yossi Kuperman <yossiku@...dia.com>,
	Benjamin Poirier <bpoirier@...dia.com>,
	Cosmin Ratiu <cratiu@...dia.com>,
	Rahul Rameshbabu <rrameshbabu@...dia.com>
Subject: [PATCH net v2 4/4] net/mlx5e: Advertise mlx5 ethernet driver updates sk_buff md_dst for MACsec

mlx5 Rx flow steering and CQE handling enable the driver to be able to
update an skb's md_dst attribute as MACsec when MACsec traffic arrives when
a device is configured for offloading. Advertise this to the core stack to
take advantage of this capability.

Cc: stable@...r.kernel.org
Fixes: b7c9400cbc48 ("net/mlx5e: Implement MACsec Rx data path using MACsec skb_metadata_dst")
Signed-off-by: Rahul Rameshbabu <rrameshbabu@...dia.com>
Reviewed-by: Benjamin Poirier <bpoirier@...dia.com>
Reviewed-by: Cosmin Ratiu <cratiu@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
index b2cabd6ab86c..cc9bcc420032 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c
@@ -1640,6 +1640,7 @@ static const struct macsec_ops macsec_offload_ops = {
 	.mdo_add_secy = mlx5e_macsec_add_secy,
 	.mdo_upd_secy = mlx5e_macsec_upd_secy,
 	.mdo_del_secy = mlx5e_macsec_del_secy,
+	.rx_uses_md_dst = true,
 };
 
 bool mlx5e_macsec_handle_tx_skb(struct mlx5e_macsec *macsec, struct sk_buff *skb)
-- 
2.42.0