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net/mlx5e: Offload TC eswitch rules for VFs belonging to different PFs

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When the merged eswitch capability is supported, allow offloading rules
between VFs which belong to different PFs (and hence have different
eswitch affinity).

Signed-off-by: Rabie Loulou <rabiel@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Roi Dayan <roid@mellanox.com>
Reviewed-by: Shahar Klein <shahark@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Rabie Loulou 2018-01-11 10:34:32 +02:00 committed by Saeed Mahameed
parent 260ab7042e
commit b1d90e6bbd
1 changed files with 16 additions and 1 deletions
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17
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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@ -2077,6 +2077,20 @@ static int mlx5e_route_lookup_ipv4(struct mlx5e_priv *priv,
return 0;
}
static bool is_merged_eswitch_dev(struct mlx5e_priv *priv,
struct net_device *peer_netdev)
{
struct mlx5e_priv *peer_priv;
peer_priv = netdev_priv(peer_netdev);
return (MLX5_CAP_ESW(priv->mdev, merged_eswitch) &&
(priv->netdev->netdev_ops == peer_netdev->netdev_ops) &&
same_hw_devs(priv, peer_priv) &&
MLX5_VPORT_MANAGER(peer_priv->mdev) &&
(peer_priv->mdev->priv.eswitch->mode == SRIOV_OFFLOADS));
}
static int mlx5e_route_lookup_ipv6(struct mlx5e_priv *priv,
struct net_device *mirred_dev,
struct net_device **out_dev,
@ -2535,7 +2549,8 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
out_dev = tcf_mirred_dev(a);
if (switchdev_port_same_parent_id(priv->netdev,
out_dev)) {
out_dev) ||
is_merged_eswitch_dev(priv, out_dev)) {
action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST |
MLX5_FLOW_CONTEXT_ACTION_COUNT;
out_priv = netdev_priv(out_dev);