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net/mlx5: Add FDB peer miss rules for satellite PFs

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Add satellite PF (SPF) vports to the FDB peer miss rules flow.
Introduce mlx5_esw_for_each_spf_vport() macro to iterate SPF vports.

Signed-off-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Link: https://patch.msgid.link/20260521110843.367329-12-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Moshe Shemesh 2026-05-21 14:08:42 +03:00 committed by Jakub Kicinski
parent 425ac0e7a6
commit 652be53b37
2 changed files with 31 additions and 1 deletions
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10
drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
View File

@ -791,6 +791,16 @@ void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw);
MLX5_CAP_GEN_2((esw->dev), ec_vf_vport_base) +\
(last) - 1)
/* SPF vport numbers are not contiguous, iterate via the spfs array
* and look up each vport in the xarray.
*/
#define mlx5_esw_for_each_spf_vport(esw, index, vport) \
for ((index) = 0; \
(index) < (esw)->esw_funcs.num_spfs && \
((vport) = xa_load(&(esw)->vports, \
(esw)->esw_funcs.spfs[(index)].vport_num)); \
(index)++)
#define mlx5_esw_for_each_rep(esw, i, rep) \
xa_for_each(&((esw)->offloads.vport_reps), i, rep)

22
drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
View File

@ -1231,6 +1231,19 @@ static int esw_add_fdb_peer_miss_rules(struct mlx5_eswitch *esw,
flows[peer_vport->index] = flow;
}
mlx5_esw_for_each_spf_vport(peer_esw, i, peer_vport) {
esw_set_peer_miss_rule_source_port(esw, peer_esw, spec,
peer_vport->vport);
flow = mlx5_add_flow_rules(mlx5_eswitch_get_slow_fdb(esw),
spec, &flow_act, &dest, 1);
if (IS_ERR(flow)) {
err = PTR_ERR(flow);
goto add_ecpf_flow_err;
}
flows[peer_vport->index] = flow;
}
if (mlx5_ecpf_vport_exists(peer_dev)) {
peer_vport = mlx5_eswitch_get_vport(peer_esw, MLX5_VPORT_ECPF);
MLX5_SET(fte_match_set_misc, misc, source_port, MLX5_VPORT_ECPF);
@ -1299,7 +1312,11 @@ static int esw_add_fdb_peer_miss_rules(struct mlx5_eswitch *esw,
mlx5_del_flow_rules(flows[peer_vport->index]);
}
add_ecpf_flow_err:
mlx5_esw_for_each_spf_vport(peer_esw, i, peer_vport) {
if (!flows[peer_vport->index])
continue;
mlx5_del_flow_rules(flows[peer_vport->index]);
}
if (mlx5_core_is_ecpf_esw_manager(peer_dev) &&
mlx5_esw_host_functions_enabled(peer_dev)) {
peer_vport = mlx5_eswitch_get_vport(peer_esw,
@ -1343,6 +1360,9 @@ static void esw_del_fdb_peer_miss_rules(struct mlx5_eswitch *esw,
mlx5_del_flow_rules(flows[peer_vport->index]);
}
mlx5_esw_for_each_spf_vport(peer_esw, i, peer_vport)
mlx5_del_flow_rules(flows[peer_vport->index]);
if (mlx5_core_is_ecpf_esw_manager(peer_dev) &&
mlx5_esw_host_functions_enabled(peer_dev)) {
peer_vport = mlx5_eswitch_get_vport(peer_esw,