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net/mlx5: Add NIC TX domain namespace

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Add new namespace that represents the NIC TX domain.

Signed-off-by: Huy Nguyen <huyn@mellanox.com>
Signed-off-by: Raed Salem <raeds@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Huy Nguyen 2020-04-08 14:47:39 -05:00 committed by Saeed Mahameed
parent 825f8b0b17
commit ee92e4f1f9
4 changed files with 23 additions and 1 deletions
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1
drivers/net/ethernet/mellanox/mlx5/core/en/fs.h
View file

@ -236,6 +236,7 @@ struct mlx5e_accel_fs_tcp;
struct mlx5e_flow_steering {
struct mlx5_flow_namespace *ns;
struct mlx5_flow_namespace *egress_ns;
#ifdef CONFIG_MLX5_EN_RXNFC
struct mlx5e_ethtool_steering ethtool;
#endif

3
drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
View file

@ -776,6 +776,9 @@ static int mlx5_cmd_modify_header_alloc(struct mlx5_flow_root_namespace *ns,
table_type = FS_FT_NIC_RX;
break;
case MLX5_FLOW_NAMESPACE_EGRESS:
#ifdef CONFIG_MLX5_IPSEC
case MLX5_FLOW_NAMESPACE_EGRESS_KERNEL:
#endif
max_actions = MLX5_CAP_FLOWTABLE_NIC_TX(dev, max_modify_header_actions);
table_type = FS_FT_NIC_TX;
break;

19
drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
View file

@ -126,6 +126,10 @@
#define LAG_NUM_PRIOS 1
#define LAG_MIN_LEVEL (OFFLOADS_MIN_LEVEL + 1)
#define KERNEL_TX_IPSEC_NUM_PRIOS 1
#define KERNEL_TX_IPSEC_NUM_LEVELS 1
#define KERNEL_TX_MIN_LEVEL (KERNEL_TX_IPSEC_NUM_LEVELS)
struct node_caps {
size_t arr_sz;
long *caps;
@ -180,13 +184,24 @@ static struct init_tree_node {
static struct init_tree_node egress_root_fs = {
.type = FS_TYPE_NAMESPACE,
#ifdef CONFIG_MLX5_IPSEC
.ar_size = 2,
#else
.ar_size = 1,
#endif
.children = (struct init_tree_node[]) {
ADD_PRIO(0, MLX5_BY_PASS_NUM_PRIOS, 0,
FS_CHAINING_CAPS_EGRESS,
ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
ADD_MULTIPLE_PRIO(MLX5_BY_PASS_NUM_PRIOS,
BY_PASS_PRIO_NUM_LEVELS))),
#ifdef CONFIG_MLX5_IPSEC
ADD_PRIO(0, KERNEL_TX_MIN_LEVEL, 0,
FS_CHAINING_CAPS_EGRESS,
ADD_NS(MLX5_FLOW_TABLE_MISS_ACTION_DEF,
ADD_MULTIPLE_PRIO(KERNEL_TX_IPSEC_NUM_PRIOS,
KERNEL_TX_IPSEC_NUM_LEVELS))),
#endif
}
};
@ -2165,8 +2180,10 @@ struct mlx5_flow_namespace *mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
break;
}
if (type == MLX5_FLOW_NAMESPACE_EGRESS) {
if (type == MLX5_FLOW_NAMESPACE_EGRESS ||
type == MLX5_FLOW_NAMESPACE_EGRESS_KERNEL) {
root_ns = steering->egress_root_ns;
prio = type - MLX5_FLOW_NAMESPACE_EGRESS;
} else if (type == MLX5_FLOW_NAMESPACE_RDMA_RX) {
root_ns = steering->rdma_rx_root_ns;
prio = RDMA_RX_BYPASS_PRIO;

1
include/linux/mlx5/fs.h
View file

@ -76,6 +76,7 @@ enum mlx5_flow_namespace_type {
MLX5_FLOW_NAMESPACE_SNIFFER_RX,
MLX5_FLOW_NAMESPACE_SNIFFER_TX,
MLX5_FLOW_NAMESPACE_EGRESS,
MLX5_FLOW_NAMESPACE_EGRESS_KERNEL,
MLX5_FLOW_NAMESPACE_RDMA_RX,
MLX5_FLOW_NAMESPACE_RDMA_RX_KERNEL,
MLX5_FLOW_NAMESPACE_RDMA_TX,