netdev - [net-next 11/12] net/mlx5e: Enable TC offload for egress MACVLAN

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Date:   Fri, 24 Sep 2021 11:48:07 -0700
From:   Saeed Mahameed <saeed@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev@...r.kernel.org, Dima Chumak <dchumak@...dia.com>,
        Vlad Buslov <vladbu@...dia.com>,
        Saeed Mahameed <saeedm@...dia.com>
Subject: [net-next 11/12] net/mlx5e: Enable TC offload for egress MACVLAN

From: Dima Chumak <dchumak@...dia.com>

Support offloading of TC rules that mirror/redirect egress traffic to a
MACVLAN device, which is attached to mlx5 representor net device.

Signed-off-by: Dima Chumak <dchumak@...dia.com>
Reviewed-by: Vlad Buslov <vladbu@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 07ab02f7b284..0e03cefc5eeb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -39,6 +39,7 @@
 #include <linux/rhashtable.h>
 #include <linux/refcount.h>
 #include <linux/completion.h>
+#include <linux/if_macvlan.h>
 #include <net/tc_act/tc_pedit.h>
 #include <net/tc_act/tc_csum.h>
 #include <net/psample.h>
@@ -3907,6 +3908,9 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv,
 						return err;
 				}
 
+				if (netif_is_macvlan(out_dev))
+					out_dev = macvlan_dev_real_dev(out_dev);
+
 				err = verify_uplink_forwarding(priv, flow, out_dev, extack);
 				if (err)
 					return err;
-- 
2.31.1