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Commit 3e75d4eb authored by Aviv Heller's avatar Aviv Heller Committed by Leon Romanovsky
Browse files

net/mlx5: Add LAG flow steering namespace 



This namespace is used for LAG demux flowtable.

The idea is to position the LAG demux ft between
bypass and kernel flowtables, allowing raw-eth
traffic from both ports to be received by the PF0
IB device.

Signed-off-by: default avatarAviv Heller <avivh@mellanox.com>
Reviewed-by: default avatarMaor Gottlieb <maorg@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent aaff1bea

drivers/net/ethernet/mellanox/mlx5/core/fs_core.c

+10 −1
Original line number Diff line number Diff line
@@ -96,6 +96,10 @@ 
#define OFFLOADS_NUM_PRIOS 1

#define OFFLOADS_MIN_LEVEL (ANCHOR_MIN_LEVEL + 1)



#define LAG_PRIO_NUM_LEVELS 1

#define LAG_NUM_PRIOS 1

#define LAG_MIN_LEVEL (OFFLOADS_MIN_LEVEL + 1)



struct node_caps {

	size_t	arr_sz;

	long	*caps;
@@ -111,12 +115,16 @@ static struct init_tree_node { 
	int num_levels;

} root_fs = {

	.type = FS_TYPE_NAMESPACE,

	.ar_size = 6,

	.ar_size = 7,

	.children = (struct init_tree_node[]) {

		ADD_PRIO(0, BY_PASS_MIN_LEVEL, 0,

			 FS_CHAINING_CAPS,

			 ADD_NS(ADD_MULTIPLE_PRIO(MLX5_BY_PASS_NUM_PRIOS,

						  BY_PASS_PRIO_NUM_LEVELS))),

		ADD_PRIO(0, LAG_MIN_LEVEL, 0,

			 FS_CHAINING_CAPS,

			 ADD_NS(ADD_MULTIPLE_PRIO(LAG_NUM_PRIOS,

						  LAG_PRIO_NUM_LEVELS))),

		ADD_PRIO(0, OFFLOADS_MIN_LEVEL, 0, {},

			 ADD_NS(ADD_MULTIPLE_PRIO(OFFLOADS_NUM_PRIOS, OFFLOADS_MAX_FT))),

		ADD_PRIO(0, ETHTOOL_MIN_LEVEL, 0,
@@ -1396,6 +1404,7 @@ struct mlx5_flow_namespace *mlx5_get_flow_namespace(struct mlx5_core_dev *dev, 


	switch (type) {

	case MLX5_FLOW_NAMESPACE_BYPASS:

	case MLX5_FLOW_NAMESPACE_LAG:

	case MLX5_FLOW_NAMESPACE_OFFLOADS:

	case MLX5_FLOW_NAMESPACE_ETHTOOL:

	case MLX5_FLOW_NAMESPACE_KERNEL:

include/linux/mlx5/fs.h

+1 −0
Original line number Diff line number Diff line
@@ -54,6 +54,7 @@ static inline void build_leftovers_ft_param(int *priority, 


enum mlx5_flow_namespace_type {

	MLX5_FLOW_NAMESPACE_BYPASS,

	MLX5_FLOW_NAMESPACE_LAG,

	MLX5_FLOW_NAMESPACE_OFFLOADS,

	MLX5_FLOW_NAMESPACE_ETHTOOL,

	MLX5_FLOW_NAMESPACE_KERNEL,