1214baf22SMaxim Mikityanskiy /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ 2214baf22SMaxim Mikityanskiy /* Copyright (c) 2020, Mellanox Technologies inc. All rights reserved. */ 3214baf22SMaxim Mikityanskiy 4214baf22SMaxim Mikityanskiy #ifndef __MLX5E_EN_QOS_H 5214baf22SMaxim Mikityanskiy #define __MLX5E_EN_QOS_H 6214baf22SMaxim Mikityanskiy 7214baf22SMaxim Mikityanskiy #include <linux/mlx5/driver.h> 8214baf22SMaxim Mikityanskiy 9*462b0059SMoshe Tal #define BYTES_IN_MBIT 125000 10214baf22SMaxim Mikityanskiy 11214baf22SMaxim Mikityanskiy struct mlx5e_priv; 1228df4a01SMoshe Tal struct mlx5e_htb; 13214baf22SMaxim Mikityanskiy struct mlx5e_channels; 14214baf22SMaxim Mikityanskiy struct mlx5e_channel; 15efe31799SSaeed Mahameed struct tc_htb_qopt_offload; 16214baf22SMaxim Mikityanskiy 1780743c4fSTariq Toukan int mlx5e_qos_bytes_rate_check(struct mlx5_core_dev *mdev, u64 nbytes); 18214baf22SMaxim Mikityanskiy int mlx5e_qos_max_leaf_nodes(struct mlx5_core_dev *mdev); 19214baf22SMaxim Mikityanskiy 20214baf22SMaxim Mikityanskiy /* SQ lifecycle */ 21*462b0059SMoshe Tal int mlx5e_open_qos_sq(struct mlx5e_priv *priv, struct mlx5e_channels *chs, 22*462b0059SMoshe Tal u16 node_qid, u32 hw_id); 23*462b0059SMoshe Tal int mlx5e_activate_qos_sq(void *data, u16 node_qid, u32 hw_id); 24*462b0059SMoshe Tal void mlx5e_deactivate_qos_sq(struct mlx5e_priv *priv, u16 qid); 25*462b0059SMoshe Tal void mlx5e_close_qos_sq(struct mlx5e_priv *priv, u16 qid); 26*462b0059SMoshe Tal void mlx5e_reactivate_qos_sq(struct mlx5e_priv *priv, u16 qid, struct netdev_queue *txq); 27*462b0059SMoshe Tal void mlx5e_reset_qdisc(struct net_device *dev, u16 qid); 28*462b0059SMoshe Tal 29214baf22SMaxim Mikityanskiy int mlx5e_qos_open_queues(struct mlx5e_priv *priv, struct mlx5e_channels *chs); 30214baf22SMaxim Mikityanskiy void mlx5e_qos_activate_queues(struct mlx5e_priv *priv); 31214baf22SMaxim Mikityanskiy void mlx5e_qos_deactivate_queues(struct mlx5e_channel *c); 32*462b0059SMoshe Tal void mlx5e_qos_deactivate_all_queues(struct mlx5e_channels *chs); 33214baf22SMaxim Mikityanskiy void mlx5e_qos_close_queues(struct mlx5e_channel *c); 34*462b0059SMoshe Tal void mlx5e_qos_close_all_queues(struct mlx5e_channels *chs); 35*462b0059SMoshe Tal int mlx5e_qos_alloc_queues(struct mlx5e_priv *priv, struct mlx5e_channels *chs); 36*462b0059SMoshe Tal 37*462b0059SMoshe Tal /* TX datapath API */ 38*462b0059SMoshe Tal u16 mlx5e_qid_from_qos(struct mlx5e_channels *chs, u16 qid); 39214baf22SMaxim Mikityanskiy 40214baf22SMaxim Mikityanskiy /* HTB API */ 41efe31799SSaeed Mahameed int mlx5e_htb_setup_tc(struct mlx5e_priv *priv, struct tc_htb_qopt_offload *htb); 42214baf22SMaxim Mikityanskiy 4380743c4fSTariq Toukan /* MQPRIO TX rate limit */ 4480743c4fSTariq Toukan struct mlx5e_mqprio_rl; 4580743c4fSTariq Toukan struct mlx5e_mqprio_rl *mlx5e_mqprio_rl_alloc(void); 4680743c4fSTariq Toukan void mlx5e_mqprio_rl_free(struct mlx5e_mqprio_rl *rl); 4780743c4fSTariq Toukan int mlx5e_mqprio_rl_init(struct mlx5e_mqprio_rl *rl, struct mlx5_core_dev *mdev, u8 num_tc, 4880743c4fSTariq Toukan u64 max_rate[]); 4980743c4fSTariq Toukan void mlx5e_mqprio_rl_cleanup(struct mlx5e_mqprio_rl *rl); 5080743c4fSTariq Toukan int mlx5e_mqprio_rl_get_node_hw_id(struct mlx5e_mqprio_rl *rl, int tc, u32 *hw_id); 51214baf22SMaxim Mikityanskiy #endif 52