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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2017 Intel Corporation
*/
#ifndef __INCLUDE_RTE_MTR_DRIVER_H__
#define __INCLUDE_RTE_MTR_DRIVER_H__
/**
* @file
* RTE Generic Traffic Metering and Policing API (Driver Side)
*
* This file provides implementation helpers for internal use by PMDs, they
* are not intended to be exposed to applications and are not subject to ABI
* versioning.
*/
#include <stdint.h>
#include <rte_errno.h>
#include "rte_ethdev.h"
#include "rte_mtr.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef int (*rte_mtr_capabilities_get_t)(struct rte_eth_dev *dev,
struct rte_mtr_capabilities *cap,
struct rte_mtr_error *error);
/**< @internal MTR capabilities get */
typedef int (*rte_mtr_meter_profile_add_t)(struct rte_eth_dev *dev,
uint32_t meter_profile_id,
struct rte_mtr_meter_profile *profile,
struct rte_mtr_error *error);
/**< @internal MTR meter profile add */
typedef int (*rte_mtr_meter_profile_delete_t)(struct rte_eth_dev *dev,
uint32_t meter_profile_id,
struct rte_mtr_error *error);
/**< @internal MTR meter profile delete */
typedef int (*rte_mtr_create_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
struct rte_mtr_params *params,
int shared,
struct rte_mtr_error *error);
/**< @internal MTR object create */
typedef int (*rte_mtr_destroy_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
struct rte_mtr_error *error);
/**< @internal MTR object destroy */
typedef int (*rte_mtr_meter_enable_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
struct rte_mtr_error *error);
/**< @internal MTR object meter enable */
typedef int (*rte_mtr_meter_disable_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
struct rte_mtr_error *error);
/**< @internal MTR object meter disable */
typedef int (*rte_mtr_meter_profile_update_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
uint32_t meter_profile_id,
struct rte_mtr_error *error);
/**< @internal MTR object meter profile update */
typedef int (*rte_mtr_meter_dscp_table_update_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
enum rte_mtr_color *dscp_table,
struct rte_mtr_error *error);
/**< @internal MTR object meter DSCP table update */
typedef int (*rte_mtr_policer_actions_update_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
uint32_t action_mask,
enum rte_mtr_policer_action *actions,
struct rte_mtr_error *error);
/**< @internal MTR object policer action update*/
typedef int (*rte_mtr_stats_update_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
uint64_t stats_mask,
struct rte_mtr_error *error);
/**< @internal MTR object enabled stats update */
typedef int (*rte_mtr_stats_read_t)(struct rte_eth_dev *dev,
uint32_t mtr_id,
struct rte_mtr_stats *stats,
uint64_t *stats_mask,
int clear,
struct rte_mtr_error *error);
/**< @internal MTR object stats read */
struct rte_mtr_ops {
/** MTR capabilities get */
rte_mtr_capabilities_get_t capabilities_get;
/** MTR meter profile add */
rte_mtr_meter_profile_add_t meter_profile_add;
/** MTR meter profile delete */
rte_mtr_meter_profile_delete_t meter_profile_delete;
/** MTR object create */
rte_mtr_create_t create;
/** MTR object destroy */
rte_mtr_destroy_t destroy;
/** MTR object meter enable */
rte_mtr_meter_enable_t meter_enable;
/** MTR object meter disable */
rte_mtr_meter_disable_t meter_disable;
/** MTR object meter profile update */
rte_mtr_meter_profile_update_t meter_profile_update;
/** MTR object meter DSCP table update */
rte_mtr_meter_dscp_table_update_t meter_dscp_table_update;
/** MTR object policer action update */
rte_mtr_policer_actions_update_t policer_actions_update;
/** MTR object enabled stats update */
rte_mtr_stats_update_t stats_update;
/** MTR object stats read */
rte_mtr_stats_read_t stats_read;
};
/**
* Initialize generic error structure.
*
* This function also sets rte_errno to a given value.
*
* @param[out] error
* Pointer to error structure (may be NULL).
* @param[in] code
* Related error code (rte_errno).
* @param[in] type
* Cause field and error type.
* @param[in] cause
* Object responsible for the error.
* @param[in] message
* Human-readable error message.
*
* @return
* Error code.
*/
static inline int
rte_mtr_error_set(struct rte_mtr_error *error,
int code,
enum rte_mtr_error_type type,
const void *cause,
const char *message)
{
if (error) {
*error = (struct rte_mtr_error){
.type = type,
.cause = cause,
.message = message,
};
}
rte_errno = code;
return code;
}
/**
* Get generic traffic metering and policing operations structure from a port
*
* @param[in] port_id
* The port identifier of the Ethernet device.
* @param[out] error
* Error details
*
* @return
* The traffic metering and policing operations structure associated with
* port_id on success, NULL otherwise.
*/
const struct rte_mtr_ops *
rte_mtr_ops_get(uint16_t port_id, struct rte_mtr_error *error);
#ifdef __cplusplus
}
#endif
#endif /* __INCLUDE_RTE_MTR_DRIVER_H__ */
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