diff options
| author |   Or Gerlitz <ogerlitz@mellanox.com> | 2016-07-14 10:32:45 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-07-14 13:34:29 -0700 |
| commit | adb4c123f88dfa7a9c3a320731c765f07a125503 (patch) | |
| tree | af0680e991b7893412a47716912810c9f3dce332 /drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | |
| parent | net/mlx5e: Add TC drop and mirred/redirect action parsing for SRIOV offloads (diff) | |
| download | linux-dev-adb4c123f88dfa7a9c3a320731c765f07a125503.tar.xz linux-dev-adb4c123f88dfa7a9c3a320731c765f07a125503.zip | |
net/mlx5e: Add TC HW support for FDB (SRIOV e-switch) offloads
Enhance the TC offload code such that when the eswitch exists and it's
mode being SRIOV offloads, we do TC actions parsing and setup targeted
for eswitch. Next, we add the offloaded flow to the HW e-switch (fdb).
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_tc.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 9a66441262d2..0f19b01e3fff 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -112,6 +112,22 @@ err_create_ft: return rule; } +static struct mlx5_flow_rule *mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv, + struct mlx5_flow_spec *spec, + u32 action, u32 dst_vport) +{ + struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; + struct mlx5_eswitch_rep *rep = priv->ppriv; + u32 src_vport; + + if (rep->vport) /* set source vport for the flow */ + src_vport = rep->vport; + else + src_vport = FDB_UPLINK_VPORT; + + return mlx5_eswitch_add_offloaded_rule(esw, spec, action, src_vport, dst_vport); +} + static void mlx5e_tc_del_flow(struct mlx5e_priv *priv, struct mlx5_flow_rule *rule) { @@ -397,11 +413,11 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv, __be16 protocol, { struct mlx5e_tc_table *tc = &priv->fs.tc; int err = 0; - u32 flow_tag; - u32 action; + u32 flow_tag, action, dest_vport = 0; struct mlx5e_tc_flow *flow; struct mlx5_flow_spec *spec; struct mlx5_flow_rule *old = NULL; + struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; flow = rhashtable_lookup_fast(&tc->ht, &f->cookie, tc->ht_params); @@ -422,11 +438,18 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv, __be16 protocol, if (err < 0) goto err_free; - err = parse_tc_nic_actions(priv, f->exts, &action, &flow_tag); - if (err < 0) - goto err_free; + if (esw && esw->mode == SRIOV_OFFLOADS) { + err = parse_tc_fdb_actions(priv, f->exts, &action, &dest_vport); + if (err < 0) + goto err_free; + flow->rule = mlx5e_tc_add_fdb_flow(priv, spec, action, dest_vport); + } else { + err = parse_tc_nic_actions(priv, f->exts, &action, &flow_tag); + if (err < 0) + goto err_free; + flow->rule = mlx5e_tc_add_nic_flow(priv, spec, action, flow_tag); + } - flow->rule = mlx5e_tc_add_nic_flow(priv, spec, action, flow_tag); if (IS_ERR(flow->rule)) { err = PTR_ERR(flow->rule); goto err_free; |