diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/qos.h')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/qos.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.h b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.h new file mode 100644 index 000000000..4947afa23 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.h @@ -0,0 +1,51 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ +/* Copyright (c) 2020, Mellanox Technologies inc. All rights reserved. */ + +#ifndef __MLX5E_EN_QOS_H +#define __MLX5E_EN_QOS_H + +#include <linux/mlx5/driver.h> + +#define BYTES_IN_MBIT 125000 + +struct mlx5e_priv; +struct mlx5e_htb; +struct mlx5e_channels; +struct mlx5e_channel; +struct tc_htb_qopt_offload; + +int mlx5e_qos_bytes_rate_check(struct mlx5_core_dev *mdev, u64 nbytes); +int mlx5e_qos_max_leaf_nodes(struct mlx5_core_dev *mdev); + +/* SQ lifecycle */ +int mlx5e_open_qos_sq(struct mlx5e_priv *priv, struct mlx5e_channels *chs, + u16 node_qid, u32 hw_id); +int mlx5e_activate_qos_sq(void *data, u16 node_qid, u32 hw_id); +void mlx5e_deactivate_qos_sq(struct mlx5e_priv *priv, u16 qid); +void mlx5e_close_qos_sq(struct mlx5e_priv *priv, u16 qid); +void mlx5e_reactivate_qos_sq(struct mlx5e_priv *priv, u16 qid, struct netdev_queue *txq); +void mlx5e_reset_qdisc(struct net_device *dev, u16 qid); + +int mlx5e_qos_open_queues(struct mlx5e_priv *priv, struct mlx5e_channels *chs); +void mlx5e_qos_activate_queues(struct mlx5e_priv *priv); +void mlx5e_qos_deactivate_queues(struct mlx5e_channel *c); +void mlx5e_qos_deactivate_all_queues(struct mlx5e_channels *chs); +void mlx5e_qos_close_queues(struct mlx5e_channel *c); +void mlx5e_qos_close_all_queues(struct mlx5e_channels *chs); +int mlx5e_qos_alloc_queues(struct mlx5e_priv *priv, struct mlx5e_channels *chs); + +/* TX datapath API */ +u16 mlx5e_qid_from_qos(struct mlx5e_channels *chs, u16 qid); + +/* HTB API */ +int mlx5e_htb_setup_tc(struct mlx5e_priv *priv, struct tc_htb_qopt_offload *htb); + +/* MQPRIO TX rate limit */ +struct mlx5e_mqprio_rl; +struct mlx5e_mqprio_rl *mlx5e_mqprio_rl_alloc(void); +void mlx5e_mqprio_rl_free(struct mlx5e_mqprio_rl *rl); +int mlx5e_mqprio_rl_init(struct mlx5e_mqprio_rl *rl, struct mlx5_core_dev *mdev, u8 num_tc, + u64 max_rate[]); +void mlx5e_mqprio_rl_cleanup(struct mlx5e_mqprio_rl *rl); +int mlx5e_mqprio_rl_get_node_hw_id(struct mlx5e_mqprio_rl *rl, int tc, u32 *hw_id); +#endif |