Commit 71092821 authored by Carolina Jubran's avatar Carolina Jubran Committed by Jakub Kicinski
Browse files

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: default avatarCarolina Jubran <cjubran@nvidia.com>
Reviewed-by: default avatarCosmin Ratiu <cratiu@nvidia.com>
Signed-off-by: default avatarTariq Toukan <tariqt@nvidia.com>
Signed-off-by: default avatarMark Bloch <mbloch@nvidia.com>
Link: https://patch.msgid.link/20250629142138.361537-5-mbloch@nvidia.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 236156d8

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

+2 −0
Original line number Diff line number Diff line
@@ -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,

drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c

+20 −0
Original line number Diff line number Diff line
@@ -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)

{

drivers/net/ethernet/mellanox/mlx5/core/esw/qos.h

+8 −0
Original line number Diff line number Diff line
@@ -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,