From: Chris Mi <chr...@mellanox.com>

After we have a dedicated uplink representor, the new netdev ops
doesn't support ndo_set_feature. Because of that, we can't change
some features, eg. rxvlan. Now add it back.

In this patch, I also do a cleanup for the features flag handling,
eg. remove duplicate NETIF_F_HW_TC flag setting.

Fixes: aec002f6f82c ("net/mlx5e: Uninstantiate esw manager vport netdev on 
switchdev mode")
Signed-off-by: Chris Mi <chr...@mellanox.com>
Reviewed-by: Roi Dayan <r...@mellanox.com>
Reviewed-by: Vlad Buslov <vla...@mellanox.com>
Signed-off-by: Saeed Mahameed <sae...@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en.h      |  1 +
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c |  3 +--
 drivers/net/ethernet/mellanox/mlx5/core/en_rep.c  | 10 ++++++----
 3 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h 
b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 3a183d690e23..ab027f57725c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -1112,6 +1112,7 @@ void mlx5e_del_vxlan_port(struct net_device *netdev, 
struct udp_tunnel_info *ti)
 netdev_features_t mlx5e_features_check(struct sk_buff *skb,
                                       struct net_device *netdev,
                                       netdev_features_t features);
+int mlx5e_set_features(struct net_device *netdev, netdev_features_t features);
 #ifdef CONFIG_MLX5_ESWITCH
 int mlx5e_set_vf_mac(struct net_device *dev, int vf, u8 *mac);
 int mlx5e_set_vf_rate(struct net_device *dev, int vf, int min_tx_rate, int 
max_tx_rate);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c 
b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index c65cefd84eda..cd490ae330d8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -3635,8 +3635,7 @@ static int mlx5e_handle_feature(struct net_device *netdev,
        return 0;
 }
 
-static int mlx5e_set_features(struct net_device *netdev,
-                             netdev_features_t features)
+int mlx5e_set_features(struct net_device *netdev, netdev_features_t features)
 {
        netdev_features_t oper_features = netdev->features;
        int err = 0;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c 
b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 9aea9c5b2ce8..2f406b161bcf 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -1351,6 +1351,7 @@ static const struct net_device_ops 
mlx5e_netdev_ops_uplink_rep = {
        .ndo_get_vf_stats        = mlx5e_get_vf_stats,
        .ndo_set_vf_vlan         = mlx5e_uplink_rep_set_vf_vlan,
        .ndo_get_port_parent_id  = mlx5e_rep_get_port_parent_id,
+       .ndo_set_features        = mlx5e_set_features,
 };
 
 bool mlx5e_eswitch_rep(struct net_device *netdev)
@@ -1425,10 +1426,9 @@ static void mlx5e_build_rep_netdev(struct net_device 
*netdev)
 
        netdev->watchdog_timeo    = 15 * HZ;
 
+       netdev->features       |= NETIF_F_NETNS_LOCAL;
 
-       netdev->features         |= NETIF_F_HW_TC | NETIF_F_NETNS_LOCAL;
-       netdev->hw_features      |= NETIF_F_HW_TC;
-
+       netdev->hw_features    |= NETIF_F_HW_TC;
        netdev->hw_features    |= NETIF_F_SG;
        netdev->hw_features    |= NETIF_F_IP_CSUM;
        netdev->hw_features    |= NETIF_F_IPV6_CSUM;
@@ -1437,7 +1437,9 @@ static void mlx5e_build_rep_netdev(struct net_device 
*netdev)
        netdev->hw_features    |= NETIF_F_TSO6;
        netdev->hw_features    |= NETIF_F_RXCSUM;
 
-       if (rep->vport != MLX5_VPORT_UPLINK)
+       if (rep->vport == MLX5_VPORT_UPLINK)
+               netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_RX;
+       else
                netdev->features |= NETIF_F_VLAN_CHALLENGED;
 
        netdev->features |= netdev->hw_features;
-- 
2.21.0

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