diff options
| author | Mark Bloch <markb@mellanox.com> | 2018-09-02 12:51:31 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-09-11 09:28:06 -0600 |
| commit | 78dd0c430f116a325eeda61416c0b36a8206fbfc (patch) | |
| tree | 951130cbb54c5e97500bf82923e849b86742c7ad /drivers | |
| parent | eb93c82ed8c77f00955f2891483170194c3be92c (diff) | |
| download | linux-next-78dd0c430f116a325eeda61416c0b36a8206fbfc.tar.gz | |
RDMA/mlx5: Add NIC TX steering support
Just like ingress steering, allow a user to create steering rules that
match egress vport traffic. We expose the same number of priorities as
the bypass (NIC RX) steering.
Signed-off-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 29 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 1 |
2 files changed, 20 insertions, 10 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 640973c78fb2..ed323db1b6d2 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -2891,7 +2891,7 @@ is_valid_esp_aes_gcm(struct mlx5_core_dev *mdev, * rules would be supported, always return VALID_SPEC_NA. */ if (!is_crypto) - return egress ? VALID_SPEC_INVALID : VALID_SPEC_NA; + return VALID_SPEC_NA; return is_crypto && is_ipsec && (!egress || (!is_drop && !flow_act->has_flow_tag)) ? @@ -3066,21 +3066,27 @@ static struct mlx5_ib_flow_prio *get_flow_table(struct mlx5_ib_dev *dev, max_table_size = BIT(MLX5_CAP_FLOWTABLE_NIC_RX(dev->mdev, log_max_ft_size)); if (flow_attr->type == IB_FLOW_ATTR_NORMAL) { - if (ft_type == MLX5_IB_FT_TX) - priority = 0; - else if (flow_is_multicast_only(flow_attr) && - !dont_trap) + enum mlx5_flow_namespace_type fn_type; + + if (flow_is_multicast_only(flow_attr) && + !dont_trap) priority = MLX5_IB_FLOW_MCAST_PRIO; else priority = ib_prio_to_core_prio(flow_attr->priority, dont_trap); - ns = mlx5_get_flow_namespace(dev->mdev, - ft_type == MLX5_IB_FT_TX ? - MLX5_FLOW_NAMESPACE_EGRESS : - MLX5_FLOW_NAMESPACE_BYPASS); + if (ft_type == MLX5_IB_FT_RX) { + fn_type = MLX5_FLOW_NAMESPACE_BYPASS; + prio = &dev->flow_db->prios[priority]; + } else { + max_table_size = + BIT(MLX5_CAP_FLOWTABLE_NIC_TX(dev->mdev, + log_max_ft_size)); + fn_type = MLX5_FLOW_NAMESPACE_EGRESS; + prio = &dev->flow_db->egress_prios[priority]; + } + ns = mlx5_get_flow_namespace(dev->mdev, fn_type); num_entries = MLX5_FS_MAX_ENTRIES; num_groups = MLX5_FS_MAX_TYPES; - prio = &dev->flow_db->prios[priority]; } else if (flow_attr->type == IB_FLOW_ATTR_ALL_DEFAULT || flow_attr->type == IB_FLOW_ATTR_MC_DEFAULT) { ns = mlx5_get_flow_namespace(dev->mdev, @@ -3279,6 +3285,9 @@ static struct mlx5_ib_flow_handler *_create_flow_rule(struct mlx5_ib_dev *dev, if (!is_valid_attr(dev->mdev, flow_attr)) return ERR_PTR(-EINVAL); + if (dev->rep && is_egress) + return ERR_PTR(-EINVAL); + spec = kvzalloc(sizeof(*spec), GFP_KERNEL); handler = kzalloc(sizeof(*handler), GFP_KERNEL); if (!handler || !spec) { diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 4e9676dc7531..a3ade16937b4 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -196,6 +196,7 @@ struct mlx5_ib_flow_matcher { struct mlx5_ib_flow_db { struct mlx5_ib_flow_prio prios[MLX5_IB_NUM_FLOW_FT]; + struct mlx5_ib_flow_prio egress_prios[MLX5_IB_NUM_FLOW_FT]; struct mlx5_ib_flow_prio sniffer[MLX5_IB_NUM_SNIFFER_FTS]; struct mlx5_ib_flow_prio egress[MLX5_IB_NUM_EGRESS_FTS]; struct mlx5_flow_table *lag_demux_ft; |