cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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qos.h (2121B)

      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 MLX5E_QOS_MAX_LEAF_NODES 256
     10
     11struct mlx5e_priv;
     12struct mlx5e_channels;
     13struct mlx5e_channel;
     14
     15int mlx5e_qos_bytes_rate_check(struct mlx5_core_dev *mdev, u64 nbytes);
     16int mlx5e_qos_max_leaf_nodes(struct mlx5_core_dev *mdev);
     17int mlx5e_qos_cur_leaf_nodes(struct mlx5e_priv *priv);
     18
     19/* TX datapath API */
     20int mlx5e_get_txq_by_classid(struct mlx5e_priv *priv, u16 classid);
     21
     22/* SQ lifecycle */
     23int mlx5e_qos_open_queues(struct mlx5e_priv *priv, struct mlx5e_channels *chs);
     24void mlx5e_qos_activate_queues(struct mlx5e_priv *priv);
     25void mlx5e_qos_deactivate_queues(struct mlx5e_channel *c);
     26void mlx5e_qos_close_queues(struct mlx5e_channel *c);
     27
     28/* HTB API */
     29int mlx5e_htb_root_add(struct mlx5e_priv *priv, u16 htb_maj_id, u16 htb_defcls,
     30		       struct netlink_ext_ack *extack);
     31int mlx5e_htb_root_del(struct mlx5e_priv *priv);
     32int mlx5e_htb_leaf_alloc_queue(struct mlx5e_priv *priv, u16 classid,
     33			       u32 parent_classid, u64 rate, u64 ceil,
     34			       struct netlink_ext_ack *extack);
     35int mlx5e_htb_leaf_to_inner(struct mlx5e_priv *priv, u16 classid, u16 child_classid,
     36			    u64 rate, u64 ceil, struct netlink_ext_ack *extack);
     37int mlx5e_htb_leaf_del(struct mlx5e_priv *priv, u16 *classid,
     38		       struct netlink_ext_ack *extack);
     39int mlx5e_htb_leaf_del_last(struct mlx5e_priv *priv, u16 classid, bool force,
     40			    struct netlink_ext_ack *extack);
     41int mlx5e_htb_node_modify(struct mlx5e_priv *priv, u16 classid, u64 rate, u64 ceil,
     42			  struct netlink_ext_ack *extack);
     43
     44/* MQPRIO TX rate limit */
     45struct mlx5e_mqprio_rl;
     46struct mlx5e_mqprio_rl *mlx5e_mqprio_rl_alloc(void);
     47void mlx5e_mqprio_rl_free(struct mlx5e_mqprio_rl *rl);
     48int mlx5e_mqprio_rl_init(struct mlx5e_mqprio_rl *rl, struct mlx5_core_dev *mdev, u8 num_tc,
     49			 u64 max_rate[]);
     50void mlx5e_mqprio_rl_cleanup(struct mlx5e_mqprio_rl *rl);
     51int mlx5e_mqprio_rl_get_node_hw_id(struct mlx5e_mqprio_rl *rl, int tc, u32 *hw_id);
     52#endif