diff options
| author | Lior Nahmanson <liorna@nvidia.com> | 2022-09-06 08:21:24 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-09-07 16:02:08 +0300 |
| commit | 15d187e285b3d5f4fe0328c09566355c1e387ff6 (patch) | |
| tree | 041c31afd9d0dbb5526ffe7641809e3ddff828c9 | |
| parent | aae3454e4d4cd78d143d6af1347b385796539fd8 (diff) | |
| download | linux-15d187e285b3d5f4fe0328c09566355c1e387ff6.tar.xz | |
net/mlx5: Add MACsec Rx tables support to fs_core
Add new namespace for MACsec RX flows.
Encrypted MACsec packets should be first decrypted and stripped
from MACsec header and then continues with the kernel's steering
pipeline.
Signed-off-by: Lior Nahmanson <liorna@nvidia.com>
Reviewed-by: Raed Salem <raeds@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 13 | ||||
| -rw-r--r-- | include/linux/mlx5/fs.h | 1 |
3 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c index c97aeccc6c2e..32d4c967469c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c @@ -922,6 +922,7 @@ static int mlx5_cmd_modify_header_alloc(struct mlx5_flow_root_namespace *ns, max_actions = MLX5_CAP_ESW_FLOWTABLE_FDB(dev, max_modify_header_actions); table_type = FS_FT_FDB; break; + case MLX5_FLOW_NAMESPACE_KERNEL_RX_MACSEC: case MLX5_FLOW_NAMESPACE_KERNEL: case MLX5_FLOW_NAMESPACE_BYPASS: max_actions = MLX5_CAP_FLOWTABLE_NIC_RX(dev, max_modify_header_actions); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 6a6031d9181c..d53749248fa0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -104,6 +104,10 @@ #define BY_PASS_MIN_LEVEL (ETHTOOL_MIN_LEVEL + MLX5_BY_PASS_NUM_PRIOS +\ LEFTOVERS_NUM_PRIOS) +#define KERNEL_RX_MACSEC_NUM_PRIOS 1 +#define KERNEL_RX_MACSEC_NUM_LEVELS 2 +#define KERNEL_RX_MACSEC_MIN_LEVEL (BY_PASS_MIN_LEVEL + KERNEL_RX_MACSEC_NUM_PRIOS) + #define ETHTOOL_PRIO_NUM_LEVELS 1 #define ETHTOOL_NUM_PRIOS 11 #define ETHTOOL_MIN_LEVEL (KERNEL_MIN_LEVEL + ETHTOOL_NUM_PRIOS) @@ -126,7 +130,7 @@ #define LAG_PRIO_NUM_LEVELS 1 #define LAG_NUM_PRIOS 1 -#define LAG_MIN_LEVEL (OFFLOADS_MIN_LEVEL + 1) +#define LAG_MIN_LEVEL (OFFLOADS_MIN_LEVEL + KERNEL_RX_MACSEC_MIN_LEVEL + 1) #define KERNEL_TX_IPSEC_NUM_PRIOS 1 #define KERNEL_TX_IPSEC_NUM_LEVELS 1 @@ -153,12 +157,16 @@ static struct init_tree_node { enum mlx5_flow_table_miss_action def_miss_action; } root_fs = { .type = FS_TYPE_NAMESPACE, - .ar_size = 7, + .ar_size = 8, .children = (struct init_tree_node[]){ ADD_PRIO(0, BY_PASS_MIN_LEVEL, 0, FS_CHAINING_CAPS, ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF, ADD_MULTIPLE_PRIO(MLX5_BY_PASS_NUM_PRIOS, BY_PASS_PRIO_NUM_LEVELS))), + ADD_PRIO(0, KERNEL_RX_MACSEC_MIN_LEVEL, 0, FS_CHAINING_CAPS, + ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF, + ADD_MULTIPLE_PRIO(KERNEL_RX_MACSEC_NUM_PRIOS, + KERNEL_RX_MACSEC_NUM_LEVELS))), ADD_PRIO(0, LAG_MIN_LEVEL, 0, FS_CHAINING_CAPS, ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF, ADD_MULTIPLE_PRIO(LAG_NUM_PRIOS, @@ -2278,6 +2286,7 @@ static bool is_nic_rx_ns(enum mlx5_flow_namespace_type type) { switch (type) { case MLX5_FLOW_NAMESPACE_BYPASS: + case MLX5_FLOW_NAMESPACE_KERNEL_RX_MACSEC: case MLX5_FLOW_NAMESPACE_LAG: case MLX5_FLOW_NAMESPACE_OFFLOADS: case MLX5_FLOW_NAMESPACE_ETHTOOL: diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h index 53d186774206..c7a91981cd5a 100644 --- a/include/linux/mlx5/fs.h +++ b/include/linux/mlx5/fs.h @@ -79,6 +79,7 @@ static inline void build_leftovers_ft_param(int *priority, enum mlx5_flow_namespace_type { MLX5_FLOW_NAMESPACE_BYPASS, + MLX5_FLOW_NAMESPACE_KERNEL_RX_MACSEC, MLX5_FLOW_NAMESPACE_LAG, MLX5_FLOW_NAMESPACE_OFFLOADS, MLX5_FLOW_NAMESPACE_ETHTOOL, |