1 | /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
2 | /* Copyright (c) 2020, Mellanox Technologies inc. All rights reserved. */ |
3 | |
4 | #ifndef __MLX5E_EN_QOS_H |
5 | #define __MLX5E_EN_QOS_H |
6 | |
7 | #include <linux/mlx5/driver.h> |
8 | |
9 | #define BYTES_IN_MBIT 125000 |
10 | |
11 | struct mlx5e_priv; |
12 | struct mlx5e_htb; |
13 | struct mlx5e_channels; |
14 | struct mlx5e_channel; |
15 | struct tc_htb_qopt_offload; |
16 | |
17 | int mlx5e_qos_bytes_rate_check(struct mlx5_core_dev *mdev, u64 nbytes); |
18 | int mlx5e_qos_max_leaf_nodes(struct mlx5_core_dev *mdev); |
19 | |
20 | /* SQ lifecycle */ |
21 | int mlx5e_open_qos_sq(struct mlx5e_priv *priv, struct mlx5e_channels *chs, |
22 | u16 node_qid, u32 hw_id); |
23 | int mlx5e_activate_qos_sq(void *data, u16 node_qid, u32 hw_id); |
24 | void mlx5e_deactivate_qos_sq(struct mlx5e_priv *priv, u16 qid); |
25 | void mlx5e_close_qos_sq(struct mlx5e_priv *priv, u16 qid); |
26 | void mlx5e_reactivate_qos_sq(struct mlx5e_priv *priv, u16 qid, struct netdev_queue *txq); |
27 | void mlx5e_reset_qdisc(struct net_device *dev, u16 qid); |
28 | |
29 | int mlx5e_qos_open_queues(struct mlx5e_priv *priv, struct mlx5e_channels *chs); |
30 | void mlx5e_qos_activate_queues(struct mlx5e_priv *priv); |
31 | void mlx5e_qos_deactivate_queues(struct mlx5e_channel *c); |
32 | void mlx5e_qos_deactivate_all_queues(struct mlx5e_channels *chs); |
33 | void mlx5e_qos_close_queues(struct mlx5e_channel *c); |
34 | void mlx5e_qos_close_all_queues(struct mlx5e_channels *chs); |
35 | int mlx5e_qos_alloc_queues(struct mlx5e_priv *priv, struct mlx5e_channels *chs); |
36 | |
37 | /* TX datapath API */ |
38 | u16 mlx5e_qid_from_qos(struct mlx5e_channels *chs, u16 qid); |
39 | |
40 | /* HTB API */ |
41 | int mlx5e_htb_setup_tc(struct mlx5e_priv *priv, struct tc_htb_qopt_offload *htb); |
42 | |
43 | /* MQPRIO TX rate limit */ |
44 | struct mlx5e_mqprio_rl; |
45 | struct mlx5e_mqprio_rl *mlx5e_mqprio_rl_alloc(void); |
46 | void mlx5e_mqprio_rl_free(struct mlx5e_mqprio_rl *rl); |
47 | int mlx5e_mqprio_rl_init(struct mlx5e_mqprio_rl *rl, struct mlx5_core_dev *mdev, u8 num_tc, |
48 | u64 max_rate[]); |
49 | void mlx5e_mqprio_rl_cleanup(struct mlx5e_mqprio_rl *rl); |
50 | int mlx5e_mqprio_rl_get_node_hw_id(struct mlx5e_mqprio_rl *rl, int tc, u32 *hw_id); |
51 | #endif |
52 | |