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

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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>
This commit is contained in:
Carolina Jubran 2025-06-29 17:21:34 +03:00 committed by Jakub Kicinski
parent 236156d80d
commit 7109282124
3 changed files with 30 additions and 0 deletions
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2
drivers/net/ethernet/mellanox/mlx5/core/devlink.c
View File

@ -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,

20
drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
View File

@ -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)
{

8
drivers/net/ethernet/mellanox/mlx5/core/esw/qos.h
View File

@ -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,