numam-dpdk/drivers/net/hns3/hns3_tm.h
Chengwen Feng c09c7847d8 net/hns3: support traffic management
This patch support RTE TM ops function for PF, which could
used to:
1. config port's peak rate.
2. config TC's peak rate.

Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Signed-off-by: Lijun Ou <oulijun@huawei.com>
2021-01-19 03:30:32 +01:00

104 lines
2.9 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2020-2020 Hisilicon Limited.
*/
#ifndef _HNS3_TM_H_
#define _HNS3_TM_H_
#include <stdint.h>
#include <rte_tailq.h>
#include <rte_tm_driver.h>
enum hns3_tm_node_type {
HNS3_TM_NODE_TYPE_PORT,
HNS3_TM_NODE_TYPE_TC,
HNS3_TM_NODE_TYPE_QUEUE,
HNS3_TM_NODE_TYPE_MAX,
};
enum hns3_tm_node_level {
HNS3_TM_NODE_LEVEL_PORT,
HNS3_TM_NODE_LEVEL_TC,
HNS3_TM_NODE_LEVEL_QUEUE,
HNS3_TM_NODE_LEVEL_MAX,
};
struct hns3_tm_shaper_profile {
TAILQ_ENTRY(hns3_tm_shaper_profile) node;
uint32_t shaper_profile_id;
uint32_t reference_count;
struct rte_tm_shaper_params profile;
};
TAILQ_HEAD(hns3_shaper_profile_list, hns3_tm_shaper_profile);
struct hns3_tm_node {
TAILQ_ENTRY(hns3_tm_node) node;
uint32_t id;
uint32_t reference_count;
struct hns3_tm_node *parent;
struct hns3_tm_shaper_profile *shaper_profile;
struct rte_tm_node_params params;
};
TAILQ_HEAD(hns3_tm_node_list, hns3_tm_node);
struct hns3_tm_conf {
uint32_t nb_leaf_nodes_max; /* max numbers of leaf nodes */
uint32_t nb_nodes_max; /* max numbers of nodes */
uint32_t nb_shaper_profile_max; /* max numbers of shaper profile */
struct hns3_shaper_profile_list shaper_profile_list;
uint32_t nb_shaper_profile; /* number of shaper profile */
struct hns3_tm_node *root;
struct hns3_tm_node_list tc_list;
struct hns3_tm_node_list queue_list;
uint32_t nb_tc_node; /* number of added TC nodes */
uint32_t nb_queue_node; /* number of added queue nodes */
/*
* This flag is used to check if APP can change the TM node
* configuration.
* When it's true, means the configuration is applied to HW,
* APP should not add/delete the TM node configuration.
* When starting the port, APP should call the hierarchy_commit API to
* set this flag to true. When stopping the port, this flag should be
* set to false.
*/
bool committed;
};
/*
* This API used to calc node TC no. User must make sure the node id is in the
* TC node id range.
*
* User could call rte_eth_dev_info_get API to get port's max_tx_queues, The TM
* id's assignment should following the below rules:
* [0, max_tx_queues-1]: correspond queues's node id
* max_tx_queues + 0 : correspond TC0's node id
* max_tx_queues + 1 : correspond TC1's node id
* ...
* max_tx_queues + 7 : correspond TC7's node id
* max_tx_queues + 8 : correspond port's node id
*
*/
static inline uint8_t
hns3_tm_calc_node_tc_no(struct hns3_tm_conf *conf, uint32_t node_id)
{
if (node_id >= conf->nb_leaf_nodes_max &&
node_id < conf->nb_nodes_max - 1)
return node_id - conf->nb_leaf_nodes_max;
else
return 0;
}
void hns3_tm_conf_init(struct rte_eth_dev *dev);
void hns3_tm_conf_uninit(struct rte_eth_dev *dev);
int hns3_tm_ops_get(struct rte_eth_dev *dev __rte_unused, void *arg);
void hns3_tm_dev_start_proc(struct hns3_hw *hw);
void hns3_tm_dev_stop_proc(struct hns3_hw *hw);
int hns3_tm_conf_update(struct hns3_hw *hw);
#endif /* _HNS3_TM_H */