diff options
| author |   Roi Dayan <roid@nvidia.com> | 2023-05-28 12:11:47 +0300 |
|---|---|---|
| committer |   Saeed Mahameed <saeedm@nvidia.com> | 2023-06-23 12:27:33 -0700 |
| commit | 70c36438393546be0bbfd001d043a08e8ff611e9 (patch) | |
| tree | f600ba283124181d02556ade7320fb39b88adb62 /drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | |
| parent | net/mlx5e: E-Switch, Add peer fdb miss rules for vport manager or ecpf (diff) | |
| download | wireguard-linux-70c36438393546be0bbfd001d043a08e8ff611e9.tar.xz wireguard-linux-70c36438393546be0bbfd001d043a08e8ff611e9.zip | |
net/mlx5e: E-Switch, Use xarray for devcom paired device index
To allow devcom events on E-Switch that is not a vport group manager,
use vhca id as an index instead of device index which might be shared
between several E-Switches. for example SF and its PF.
Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Shay Drory <shayd@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index ed986d1c9e90..6f3b7d5eb6a4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -2807,15 +2807,21 @@ static int mlx5_esw_offloads_devcom_event(int event, struct mlx5_eswitch *esw = my_data; struct mlx5_devcom *devcom = esw->dev->priv.devcom; struct mlx5_eswitch *peer_esw = event_data; + u16 esw_i, peer_esw_i; + bool esw_paired; int err; + peer_esw_i = MLX5_CAP_GEN(peer_esw->dev, vhca_id); + esw_i = MLX5_CAP_GEN(esw->dev, vhca_id); + esw_paired = !!xa_load(&esw->paired, peer_esw_i); + switch (event) { case ESW_OFFLOADS_DEVCOM_PAIR: if (mlx5_eswitch_vport_match_metadata_enabled(esw) != mlx5_eswitch_vport_match_metadata_enabled(peer_esw)) break; - if (esw->paired[mlx5_get_dev_index(peer_esw->dev)]) + if (esw_paired) break; err = mlx5_esw_offloads_set_ns_peer(esw, peer_esw, true); @@ -2829,23 +2835,29 @@ static int mlx5_esw_offloads_devcom_event(int event, if (err) goto err_pair; - esw->paired[mlx5_get_dev_index(peer_esw->dev)] = true; - peer_esw->paired[mlx5_get_dev_index(esw->dev)] = true; + err = xa_insert(&esw->paired, peer_esw_i, peer_esw, GFP_KERNEL); + if (err) + goto err_xa; + + err = xa_insert(&peer_esw->paired, esw_i, esw, GFP_KERNEL); + if (err) + goto err_peer_xa; + esw->num_peers++; peer_esw->num_peers++; mlx5_devcom_comp_set_ready(devcom, MLX5_DEVCOM_ESW_OFFLOADS, true); break; case ESW_OFFLOADS_DEVCOM_UNPAIR: - if (!esw->paired[mlx5_get_dev_index(peer_esw->dev)]) + if (!esw_paired) break; peer_esw->num_peers--; esw->num_peers--; if (!esw->num_peers && !peer_esw->num_peers) mlx5_devcom_comp_set_ready(devcom, MLX5_DEVCOM_ESW_OFFLOADS, false); - esw->paired[mlx5_get_dev_index(peer_esw->dev)] = false; - peer_esw->paired[mlx5_get_dev_index(esw->dev)] = false; + xa_erase(&peer_esw->paired, esw_i); + xa_erase(&esw->paired, peer_esw_i); mlx5_esw_offloads_unpair(peer_esw, esw); mlx5_esw_offloads_unpair(esw, peer_esw); mlx5_esw_offloads_set_ns_peer(esw, peer_esw, false); @@ -2854,6 +2866,10 @@ static int mlx5_esw_offloads_devcom_event(int event, return 0; +err_peer_xa: + xa_erase(&esw->paired, peer_esw_i); +err_xa: + mlx5_esw_offloads_unpair(peer_esw, esw); err_pair: mlx5_esw_offloads_unpair(esw, peer_esw); err_peer: @@ -2879,6 +2895,7 @@ void mlx5_esw_offloads_devcom_init(struct mlx5_eswitch *esw) if (!mlx5_lag_is_supported(esw->dev)) return; + xa_init(&esw->paired); mlx5_devcom_register_component(devcom, MLX5_DEVCOM_ESW_OFFLOADS, mlx5_esw_offloads_devcom_event, @@ -2906,6 +2923,7 @@ void mlx5_esw_offloads_devcom_cleanup(struct mlx5_eswitch *esw) ESW_OFFLOADS_DEVCOM_UNPAIR, esw); mlx5_devcom_unregister_component(devcom, MLX5_DEVCOM_ESW_OFFLOADS); + xa_destroy(&esw->paired); } bool mlx5_esw_vport_match_metadata_supported(const struct mlx5_eswitch *esw) |