From mboxrd@z Thu Jan 1 00:00:00 1970 From: Saeed Mahameed Subject: [for-next 10/15] net/mlx5e: Offload TC eswitch rules for VFs belonging to different PFs Date: Thu, 17 May 2018 18:22:53 -0700 Message-ID: <20180518012258.26968-11-saeedm@mellanox.com> References: <20180518012258.26968-1-saeedm@mellanox.com> Cc: Jason Gunthorpe , Leon Romanovsky , Or Gerlitz , netdev@vger.kernel.org, linux-rdma@vger.kernel.org, Rabie Loulou , Saeed Mahameed To: "David S. Miller" , Doug Ledford Return-path: Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:42839 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752282AbeERBXv (ORCPT ); Thu, 17 May 2018 21:23:51 -0400 In-Reply-To: <20180518012258.26968-1-saeedm@mellanox.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Rabie Loulou 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 Reviewed-by: Or Gerlitz Reviewed-by: Roi Dayan Reviewed-by: Shahar Klein Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 630dd6dcabb9..77c3f8b8ae96 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -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); -- 2.17.0