diff options
| author | Mark Zhang <markz@mellanox.com> | 2019-08-19 13:36:26 +0200 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2019-08-26 16:30:00 +0200 |
| commit | d8abe88450beb96a66e434323eb6ab737654b840 (patch) | |
| tree | 4f37127faf666df9e6bd34cd5eaa1462abd49857 /drivers/infiniband/hw/mlx5/main.c | |
| parent | Merge remote-tracking branch 'mlx5-next/mlx5-next' into for-next (diff) | |
| download | linux-d8abe88450beb96a66e434323eb6ab737654b840.tar.xz linux-d8abe88450beb96a66e434323eb6ab737654b840.zip | |
RDMA/mlx5: RDMA_RX flow type support for user applications
Currently user applications can only steer TCP/IP(NIC RX/RX) traffic.
This patch adds RDMA_RX as a new flow type to allow the user to insert
steering rules to control RDMA traffic.
Two destinations are supported(but not set at the same time): devx
flow table object and QP.
Signed-off-by: Mark Zhang <markz@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Link: https://lore.kernel.org/r/20190819113626.20284-4-leon@kernel.org
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/main.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 1ec0e667110e..07aecba16019 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -3963,6 +3963,11 @@ _get_flow_table(struct mlx5_ib_dev *dev, esw_encap) flags |= MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT; priority = FDB_BYPASS_PATH; + } else if (fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_RDMA_RX) { + max_table_size = + BIT(MLX5_CAP_FLOWTABLE_RDMA_RX(dev->mdev, + log_max_ft_size)); + priority = fs_matcher->priority; } max_table_size = min_t(int, max_table_size, MLX5_FS_MAX_ENTRIES); @@ -3977,6 +3982,8 @@ _get_flow_table(struct mlx5_ib_dev *dev, prio = &dev->flow_db->egress_prios[priority]; else if (fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_FDB) prio = &dev->flow_db->fdb; + else if (fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_RDMA_RX) + prio = &dev->flow_db->rdma_rx[priority]; if (!prio) return ERR_PTR(-EINVAL); |