net/mlx5: Add no-op implementation for setting tc-bw on rate objects

Introduce `mlx5_esw_devlink_rate_node_tc_bw_set()` and
`mlx5_esw_devlink_rate_leaf_tc_bw_set()` with no-op logic.

Future patches will add support for setting traffic class bandwidth
on rate objects.

Signed-off-by: Carolina Jubran <cjubran@nvidia.com>
Reviewed-by: Cosmin Ratiu <cratiu@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Mark Bloch <mbloch@nvidia.com>
Link: https://patch.msgid.link/20250629142138.361537-5-mbloch@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
index 42218834183ac7c2981df2a5c84fd628d569224f..3ffa3fbacd162e325ba383fbed8eac70b7decbf0 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
@@ -376,6 +376,8 @@ static const struct devlink_ops mlx5_devlink_ops = {
        .eswitch_encap_mode_get = mlx5_devlink_eswitch_encap_mode_get,
        .rate_leaf_tx_share_set = mlx5_esw_devlink_rate_leaf_tx_share_set,
        .rate_leaf_tx_max_set = mlx5_esw_devlink_rate_leaf_tx_max_set,
+       .rate_leaf_tc_bw_set = mlx5_esw_devlink_rate_leaf_tc_bw_set,
+       .rate_node_tc_bw_set = mlx5_esw_devlink_rate_node_tc_bw_set,
        .rate_node_tx_share_set = mlx5_esw_devlink_rate_node_tx_share_set,
        .rate_node_tx_max_set = mlx5_esw_devlink_rate_node_tx_max_set,
        .rate_node_new = mlx5_esw_devlink_rate_node_new,

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
index b6ae384396b335c720158414b83d6cd179e5c324..ec706e9352e1d72d921205f9dde55934514c60b6 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
@@ -906,6 +906,26 @@ int mlx5_esw_devlink_rate_leaf_tx_max_set(struct devlink_rate *rate_leaf, void *
        return err;
 }
 
+int mlx5_esw_devlink_rate_leaf_tc_bw_set(struct devlink_rate *rate_leaf,
+                                        void *priv,
+                                        u32 *tc_bw,
+                                        struct netlink_ext_ack *extack)
+{
+       NL_SET_ERR_MSG_MOD(extack,
+                          "TC bandwidth shares are not supported on leafs");
+       return -EOPNOTSUPP;
+}
+
+int mlx5_esw_devlink_rate_node_tc_bw_set(struct devlink_rate *rate_node,
+                                        void *priv,
+                                        u32 *tc_bw,
+                                        struct netlink_ext_ack *extack)
+{
+       NL_SET_ERR_MSG_MOD(extack,
+                          "TC bandwidth shares are not supported on nodes");
+       return -EOPNOTSUPP;
+}
+
 int mlx5_esw_devlink_rate_node_tx_share_set(struct devlink_rate *rate_node, void *priv,
                                            u64 tx_share, struct netlink_ext_ack *extack)
 {

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.h b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.h
index ed40ec8f027e9887f685719de1c36b443bfa0551..0a50982b0e27cd074022d426f0e296533496ecc1 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.h
@@ -21,6 +21,14 @@ int mlx5_esw_devlink_rate_leaf_tx_share_set(struct devlink_rate *rate_leaf, void
                                            u64 tx_share, struct netlink_ext_ack *extack);
 int mlx5_esw_devlink_rate_leaf_tx_max_set(struct devlink_rate *rate_leaf, void *priv,
                                          u64 tx_max, struct netlink_ext_ack *extack);
+int mlx5_esw_devlink_rate_leaf_tc_bw_set(struct devlink_rate *rate_node,
+                                        void *priv,
+                                        u32 *tc_bw,
+                                        struct netlink_ext_ack *extack);
+int mlx5_esw_devlink_rate_node_tc_bw_set(struct devlink_rate *rate_node,
+                                        void *priv,
+                                        u32 *tc_bw,
+                                        struct netlink_ext_ack *extack);
 int mlx5_esw_devlink_rate_node_tx_share_set(struct devlink_rate *rate_node, void *priv,
                                            u64 tx_share, struct netlink_ext_ack *extack);
 int mlx5_esw_devlink_rate_node_tx_max_set(struct devlink_rate *rate_node, void *priv,