numam-dpdk/lib/pipeline/rte_swx_ctl.h
Cristian Dumitrescu 4f59d37261 pipeline: support learner tables
Add pipeline level support for learner tables.

Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
2021-09-27 09:52:04 +02:00

1292 lines
33 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2020 Intel Corporation
*/
#ifndef __INCLUDE_RTE_SWX_CTL_H__
#define __INCLUDE_RTE_SWX_CTL_H__
#ifdef __cplusplus
extern "C" {
#endif
/**
* @file
* RTE SWX Pipeline Control
*/
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <rte_compat.h>
#include <rte_meter.h>
#include "rte_swx_port.h"
#include "rte_swx_table.h"
#include "rte_swx_table_selector.h"
struct rte_swx_pipeline;
/** Name size. */
#ifndef RTE_SWX_CTL_NAME_SIZE
#define RTE_SWX_CTL_NAME_SIZE 64
#endif
/*
* Pipeline Query API.
*/
/** Pipeline info. */
struct rte_swx_ctl_pipeline_info {
/** Number of input ports. */
uint32_t n_ports_in;
/** Number of input ports. */
uint32_t n_ports_out;
/** Number of actions. */
uint32_t n_actions;
/** Number of tables. */
uint32_t n_tables;
/** Number of selector tables. */
uint32_t n_selectors;
/** Number of learner tables. */
uint32_t n_learners;
/** Number of register arrays. */
uint32_t n_regarrays;
/** Number of meter arrays. */
uint32_t n_metarrays;
};
/**
* Pipeline info get
*
* @param[in] p
* Pipeline handle.
* @param[out] pipeline
* Pipeline info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_info_get(struct rte_swx_pipeline *p,
struct rte_swx_ctl_pipeline_info *pipeline);
/**
* Pipeline NUMA node get
*
* @param[in] p
* Pipeline handle.
* @param[out] numa_node
* Pipeline NUMA node.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_numa_node_get(struct rte_swx_pipeline *p,
int *numa_node);
/*
* Ports Query API.
*/
/**
* Input port statistics counters read
*
* @param[in] p
* Pipeline handle.
* @param[in] port_id
* Port ID (0 .. *n_ports_in* - 1).
* @param[out] stats
* Input port stats.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_port_in_stats_read(struct rte_swx_pipeline *p,
uint32_t port_id,
struct rte_swx_port_in_stats *stats);
/**
* Output port statistics counters read
*
* @param[in] p
* Pipeline handle.
* @param[in] port_id
* Port ID (0 .. *n_ports_out* - 1).
* @param[out] stats
* Output port stats.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_port_out_stats_read(struct rte_swx_pipeline *p,
uint32_t port_id,
struct rte_swx_port_out_stats *stats);
/*
* Action Query API.
*/
/** Action info. */
struct rte_swx_ctl_action_info {
/** Action name. */
char name[RTE_SWX_CTL_NAME_SIZE];
/** Number of action arguments. */
uint32_t n_args;
};
/**
* Action info get
*
* @param[in] p
* Pipeline handle.
* @param[in] action_id
* Action ID (0 .. *n_actions* - 1).
* @param[out] action
* Action info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_action_info_get(struct rte_swx_pipeline *p,
uint32_t action_id,
struct rte_swx_ctl_action_info *action);
/** Action argument info. */
struct rte_swx_ctl_action_arg_info {
/** Action argument name. */
char name[RTE_SWX_CTL_NAME_SIZE];
/** Action argument size (in bits). */
uint32_t n_bits;
/** Non-zero (true) when this action argument must be stored in the
* table in network byte order (NBO), zero when it must be stored in
* host byte order (HBO).
*/
int is_network_byte_order;
};
/**
* Action argument info get
*
* @param[in] p
* Pipeline handle.
* @param[in] action_id
* Action ID (0 .. *n_actions* - 1).
* @param[in] action_arg_id
* Action ID (0 .. *n_args* - 1).
* @param[out] action_arg
* Action argument info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_action_arg_info_get(struct rte_swx_pipeline *p,
uint32_t action_id,
uint32_t action_arg_id,
struct rte_swx_ctl_action_arg_info *action_arg);
/*
* Table Query API.
*/
/** Table info. */
struct rte_swx_ctl_table_info {
/** Table name. */
char name[RTE_SWX_CTL_NAME_SIZE];
/** Table creation arguments. */
char args[RTE_SWX_CTL_NAME_SIZE];
/** Number of match fields. */
uint32_t n_match_fields;
/** Number of actions. */
uint32_t n_actions;
/** Non-zero (true) when the default action is constant, therefore it
* cannot be changed; zero (false) when the default action not constant,
* therefore it can be changed.
*/
int default_action_is_const;
/** Table size parameter. */
uint32_t size;
};
/**
* Table info get
*
* @param[in] p
* Pipeline handle.
* @param[in] table_id
* Table ID (0 .. *n_tables* - 1).
* @param[out] table
* Table info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_table_info_get(struct rte_swx_pipeline *p,
uint32_t table_id,
struct rte_swx_ctl_table_info *table);
/** Table match field info.
*
* If (n_bits, offset) are known for all the match fields of the table, then the
* table (key_offset, key_size, key_mask0) can be computed.
*/
struct rte_swx_ctl_table_match_field_info {
/** Match type of the current match field. */
enum rte_swx_table_match_type match_type;
/** Non-zero (true) when the current match field is part of a registered
* header, zero (false) when it is part of the registered meta-data.
*/
int is_header;
/** Match field size (in bits). */
uint32_t n_bits;
/** Match field offset within its parent struct (one of the headers or
* the meta-data).
*/
uint32_t offset;
};
/**
* Table match field info get
*
* @param[in] p
* Pipeline handle.
* @param[in] table_id
* Table ID (0 .. *n_tables*).
* @param[in] match_field_id
* Match field ID (0 .. *n_match_fields* - 1).
* @param[out] match_field
* Table match field info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_table_match_field_info_get(struct rte_swx_pipeline *p,
uint32_t table_id,
uint32_t match_field_id,
struct rte_swx_ctl_table_match_field_info *match_field);
/** Table action info. */
struct rte_swx_ctl_table_action_info {
/** Action ID. */
uint32_t action_id;
};
/**
* Table action info get
*
* @param[in] p
* Pipeline handle.
* @param[in] table_id
* Table ID (0 .. *n_tables*).
* @param[in] table_action_id
* Action index within the set of table actions (0 .. table n_actions - 1).
* Not to be confused with the action ID, which works at the pipeline level
* (0 .. pipeline n_actions - 1), which is precisely what this function
* returns as part of *table_action*.
* @param[out] table_action
* Table action info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_table_action_info_get(struct rte_swx_pipeline *p,
uint32_t table_id,
uint32_t table_action_id,
struct rte_swx_ctl_table_action_info *table_action);
/**
* Table operations get
*
* @param[in] p
* Pipeline handle.
* @param[in] table_id
* Table ID (0 .. *n_tables*).
* @param[out] table_ops
* Table operations. Only valid when function returns success and *is_stub* is
* zero (false).
* @param[out] is_stub
* A stub table is a table with no match fields. No "regular" table entries
* (i.e. entries other than the default entry) can be added to such a table,
* therefore the lookup operation always results in lookup miss. Non-zero
* (true) when the current table is a stub table, zero (false) otherwise.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_table_ops_get(struct rte_swx_pipeline *p,
uint32_t table_id,
struct rte_swx_table_ops *table_ops,
int *is_stub);
/** Table statistics. */
struct rte_swx_table_stats {
/** Number of packets with lookup hit. */
uint64_t n_pkts_hit;
/** Number of packets with lookup miss. */
uint64_t n_pkts_miss;
/** Number of packets (with either lookup hit or miss) per pipeline
* action. Array of pipeline *n_actions* elements indedex by the
* pipeline-level *action_id*, therefore this array has the same size
* for all the tables within the same pipeline.
*/
uint64_t *n_pkts_action;
};
/**
* Table statistics counters read
*
* @param[in] p
* Pipeline handle.
* @param[in] table_name
* Table name.
* @param[out] stats
* Table stats. Must point to a pre-allocated structure. The *n_pkts_action*
* field also needs to be pre-allocated as array of pipeline *n_actions*
* elements. The pipeline actions that are not valid for the current table
* have their associated *n_pkts_action* element always set to zero.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_table_stats_read(struct rte_swx_pipeline *p,
const char *table_name,
struct rte_swx_table_stats *stats);
/*
* Selector Table Query API.
*/
/** Selector info. */
struct rte_swx_ctl_selector_info {
/** Selector table name. */
char name[RTE_SWX_CTL_NAME_SIZE];
/** Number of selector fields. */
uint32_t n_selector_fields;
/** Maximum number of groups. */
uint32_t n_groups_max;
/** Maximum number of members per group. */
uint32_t n_members_per_group_max;
};
/**
* Selector table info get
*
* @param[in] p
* Pipeline handle.
* @param[in] selector_id
* Selector table ID (0 .. *n_selectors* - 1).
* @param[out] selector
* Selector table info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_selector_info_get(struct rte_swx_pipeline *p,
uint32_t selector_id,
struct rte_swx_ctl_selector_info *selector);
/**
* Selector table "group ID" field info get
*
* @param[in] p
* Pipeline handle.
* @param[in] selector_id
* Selector table ID (0 .. *n_selectors*).
* @param[out] field
* Selector table "group ID" field info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_selector_group_id_field_info_get(struct rte_swx_pipeline *p,
uint32_t selector_id,
struct rte_swx_ctl_table_match_field_info *field);
/**
* Sselector table selector field info get
*
* @param[in] p
* Pipeline handle.
* @param[in] selector_id
* Selector table ID (0 .. *n_selectors*).
* @param[in] selector_field_id
* Selector table selector field ID (0 .. *n_selector_fields* - 1).
* @param[out] field
* Selector table selector field info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_selector_field_info_get(struct rte_swx_pipeline *p,
uint32_t selector_id,
uint32_t selector_field_id,
struct rte_swx_ctl_table_match_field_info *field);
/**
* Selector table "member ID" field info get
*
* @param[in] p
* Pipeline handle.
* @param[in] selector_id
* Selector table ID (0 .. *n_selectors*).
* @param[out] field
* Selector table "member ID" field info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_selector_member_id_field_info_get(struct rte_swx_pipeline *p,
uint32_t selector_id,
struct rte_swx_ctl_table_match_field_info *field);
/** Selector table statistics. */
struct rte_swx_pipeline_selector_stats {
/** Number of packets. */
uint64_t n_pkts;
};
/**
* Selector table statistics counters read
*
* @param[in] p
* Pipeline handle.
* @param[in] selector_name
* Selector table name.
* @param[out] stats
* Selector table stats. Must point to a pre-allocated structure.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_selector_stats_read(struct rte_swx_pipeline *p,
const char *selector_name,
struct rte_swx_pipeline_selector_stats *stats);
/*
* Learner Table Query API.
*/
/** Learner table info. */
struct rte_swx_ctl_learner_info {
/** Learner table name. */
char name[RTE_SWX_CTL_NAME_SIZE];
/** Number of match fields. */
uint32_t n_match_fields;
/** Number of actions. */
uint32_t n_actions;
/** Non-zero (true) when the default action is constant, therefore it
* cannot be changed; zero (false) when the default action not constant,
* therefore it can be changed.
*/
int default_action_is_const;
/** Learner table size parameter. */
uint32_t size;
};
/**
* Learner table info get
*
* @param[in] p
* Pipeline handle.
* @param[in] learner_id
* Learner table ID (0 .. *n_learners* - 1).
* @param[out] learner
* Learner table info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_learner_info_get(struct rte_swx_pipeline *p,
uint32_t learner_id,
struct rte_swx_ctl_learner_info *learner);
/**
* Learner table match field info get
*
* @param[in] p
* Pipeline handle.
* @param[in] learner_id
* Learner table ID (0 .. *n_learners* - 1).
* @param[in] match_field_id
* Match field ID (0 .. *n_match_fields* - 1).
* @param[out] match_field
* Learner table match field info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_learner_match_field_info_get(struct rte_swx_pipeline *p,
uint32_t learner_id,
uint32_t match_field_id,
struct rte_swx_ctl_table_match_field_info *match_field);
/**
* Learner table action info get
*
* @param[in] p
* Pipeline handle.
* @param[in] learner_id
* Learner table ID (0 .. *n_learners* - 1).
* @param[in] learner_action_id
* Action index within the set of learner table actions (0 .. learner table n_actions - 1). Not
* to be confused with the pipeline-leve action ID (0 .. pipeline n_actions - 1), which is
* precisely what this function returns as part of the *learner_action*.
* @param[out] learner_action
* Learner action info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_learner_action_info_get(struct rte_swx_pipeline *p,
uint32_t learner_id,
uint32_t learner_action_id,
struct rte_swx_ctl_table_action_info *learner_action);
/** Learner table statistics. */
struct rte_swx_learner_stats {
/** Number of packets with lookup hit. */
uint64_t n_pkts_hit;
/** Number of packets with lookup miss. */
uint64_t n_pkts_miss;
/** Number of packets with successful learning. */
uint64_t n_pkts_learn_ok;
/** Number of packets with learning error. */
uint64_t n_pkts_learn_err;
/** Number of packets with forget event. */
uint64_t n_pkts_forget;
/** Number of packets (with either lookup hit or miss) per pipeline action. Array of
* pipeline *n_actions* elements indedex by the pipeline-level *action_id*, therefore this
* array has the same size for all the tables within the same pipeline.
*/
uint64_t *n_pkts_action;
};
/**
* Learner table statistics counters read
*
* @param[in] p
* Pipeline handle.
* @param[in] learner_name
* Learner table name.
* @param[out] stats
* Learner table stats. Must point to a pre-allocated structure. The *n_pkts_action* field also
* needs to be pre-allocated as array of pipeline *n_actions* elements. The pipeline actions that
* are not valid for the current learner table have their associated *n_pkts_action* element
* always set to zero.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_learner_stats_read(struct rte_swx_pipeline *p,
const char *learner_name,
struct rte_swx_learner_stats *stats);
/*
* Table Update API.
*/
/** Table state. */
struct rte_swx_table_state {
/** Table object. */
void *obj;
/** Action ID of the table default action. */
uint64_t default_action_id;
/** Action data of the table default action. Ignored when the action
* data size is zero; otherwise, action data size bytes are meaningful.
*/
uint8_t *default_action_data;
};
/**
* Pipeline table state get
*
* @param[in] p
* Pipeline handle.
* @param[out] table_state
* After successful execution, the *table_state* contains the pointer to the
* current pipeline table state, which is an array of *n_tables* elements,
* with array element i containing the state of the i-th pipeline table. The
* pipeline continues to own all the data structures directly or indirectly
* referenced by the *table_state* until the subsequent successful invocation
* of function *rte_swx_pipeline_table_state_set*.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_pipeline_table_state_get(struct rte_swx_pipeline *p,
struct rte_swx_table_state **table_state);
/**
* Pipeline table state set
*
* @param[in] p
* Pipeline handle.
* @param[out] table_state
* After successful execution, the pipeline table state is updated to this
* *table_state*. The ownership of all the data structures directly or
* indirectly referenced by this *table_state* is passed from the caller to
* the pipeline.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_pipeline_table_state_set(struct rte_swx_pipeline *p,
struct rte_swx_table_state *table_state);
/*
* High Level Reference Table Update API.
*/
/** Pipeline control opaque data structure. */
struct rte_swx_ctl_pipeline;
/**
* Pipeline control create
*
* @param[in] p
* Pipeline handle.
* @return
* Pipeline control handle, on success, or NULL, on error.
*/
__rte_experimental
struct rte_swx_ctl_pipeline *
rte_swx_ctl_pipeline_create(struct rte_swx_pipeline *p);
/**
* Pipeline table entry add
*
* Schedule entry for addition to table or update as part of the next commit
* operation.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] table_name
* Table name.
* @param[in] entry
* Entry to be added to the table.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_table_entry_add(struct rte_swx_ctl_pipeline *ctl,
const char *table_name,
struct rte_swx_table_entry *entry);
/**
* Pipeline table default entry add
*
* Schedule table default entry update as part of the next commit operation.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] table_name
* Table name.
* @param[in] entry
* The new table default entry. The *key* and *key_mask* entry fields are
* ignored.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_table_default_entry_add(struct rte_swx_ctl_pipeline *ctl,
const char *table_name,
struct rte_swx_table_entry *entry);
/**
* Pipeline table entry delete
*
* Schedule entry for deletion from table as part of the next commit operation.
* Request is silently discarded if no such entry exists.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] table_name
* Table name.
* @param[in] entry
* Entry to be deleted from the table. The *action_id* and *action_data* entry
* fields are ignored.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_table_entry_delete(struct rte_swx_ctl_pipeline *ctl,
const char *table_name,
struct rte_swx_table_entry *entry);
/**
* Pipeline selector table group add
*
* Add a new group to a selector table. This operation is executed before this
* function returns and its result is independent of the result of the next
* commit operation.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] selector_name
* Selector table name.
* @param[out] group_id
* The ID of the new group. Only valid when the function call is successful.
* This group is initially empty, i.e. it does not contain any members.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument;
* -ENOSPC: All groups are currently in use, no group available.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_selector_group_add(struct rte_swx_ctl_pipeline *ctl,
const char *selector_name,
uint32_t *group_id);
/**
* Pipeline selector table group delete
*
* Schedule a group for deletion as part of the next commit operation. The group
* to be deleted can be empty or non-empty.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] selector_name
* Selector table name.
* @param[in] group_id
* Group to be deleted from the selector table.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument;
* -ENOMEM: Not enough memory.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_selector_group_delete(struct rte_swx_ctl_pipeline *ctl,
const char *selector_name,
uint32_t group_id);
/**
* Pipeline selector table member add to group
*
* Schedule the operation to add a new member to an existing group as part of
* the next commit operation. If this member is already in this group, the
* member weight is updated to the new value. A weight of zero means this member
* is to be deleted from the group.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] selector_name
* Selector table name.
* @param[in] group_id
* The group ID.
* @param[in] member_id
* The member to be added to the group.
* @param[in] member_weight
* Member weight.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument;
* -ENOMEM: Not enough memory;
* -ENOSPC: The group is full.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_selector_group_member_add(struct rte_swx_ctl_pipeline *ctl,
const char *selector_name,
uint32_t group_id,
uint32_t member_id,
uint32_t member_weight);
/**
* Pipeline selector table member delete from group
*
* Schedule the operation to delete a member from an existing group as part of
* the next commit operation.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] selector_name
* Selector table name.
* @param[in] group_id
* The group ID. Must be valid.
* @param[in] member_id
* The member to be added to the group. Must be valid.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_selector_group_member_delete(struct rte_swx_ctl_pipeline *ctl,
const char *selector_name,
uint32_t group_id,
uint32_t member_id);
/**
* Pipeline learner table default entry add
*
* Schedule learner table default entry update as part of the next commit operation.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] learner_name
* Learner table name.
* @param[in] entry
* The new table default entry. The *key* and *key_mask* entry fields are ignored.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_learner_default_entry_add(struct rte_swx_ctl_pipeline *ctl,
const char *learner_name,
struct rte_swx_table_entry *entry);
/**
* Pipeline commit
*
* Perform all the scheduled table work.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] abort_on_fail
* When non-zero (false), all the scheduled work is discarded after a failed
* commit. Otherwise, the scheduled work is still kept pending for the next
* commit.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_commit(struct rte_swx_ctl_pipeline *ctl,
int abort_on_fail);
/**
* Pipeline abort
*
* Discard all the scheduled table work.
*
* @param[in] ctl
* Pipeline control handle.
*/
__rte_experimental
void
rte_swx_ctl_pipeline_abort(struct rte_swx_ctl_pipeline *ctl);
/**
* Pipeline table entry read
*
* Read table entry from string.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] table_name
* Table name.
* @param[in] string
* String containing the table entry.
* @param[out] is_blank_or_comment
* On error, this argument provides an indication of whether *string* contains
* an invalid table entry (set to zero) or a blank or comment line that should
* typically be ignored (set to a non-zero value).
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
struct rte_swx_table_entry *
rte_swx_ctl_pipeline_table_entry_read(struct rte_swx_ctl_pipeline *ctl,
const char *table_name,
const char *string,
int *is_blank_or_comment);
/**
* Pipeline learner table default entry read
*
* Read learner table default entry from string.
*
* @param[in] ctl
* Pipeline control handle.
* @param[in] learner_name
* Learner table name.
* @param[in] string
* String containing the learner table default entry.
* @param[out] is_blank_or_comment
* On error, this argument provides an indication of whether *string* contains
* an invalid table entry (set to zero) or a blank or comment line that should
* typically be ignored (set to a non-zero value).
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
struct rte_swx_table_entry *
rte_swx_ctl_pipeline_learner_default_entry_read(struct rte_swx_ctl_pipeline *ctl,
const char *learner_name,
const char *string,
int *is_blank_or_comment);
/**
* Pipeline table print to file
*
* Print all the table entries to file.
*
* @param[in] f
* Output file.
* @param[in] ctl
* Pipeline control handle.
* @param[in] table_name
* Table name.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_table_fprintf(FILE *f,
struct rte_swx_ctl_pipeline *ctl,
const char *table_name);
/**
* Pipeline selector print to file
*
* Print all the selector entries to file.
*
* @param[in] f
* Output file.
* @param[in] ctl
* Pipeline control handle.
* @param[in] selector_name
* Selector table name.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_selector_fprintf(FILE *f,
struct rte_swx_ctl_pipeline *ctl,
const char *selector_name);
/*
* Register Array Query API.
*/
/** Register array info. */
struct rte_swx_ctl_regarray_info {
/** Register array name. */
char name[RTE_SWX_CTL_NAME_SIZE];
/** Register array size. */
uint32_t size;
};
/**
* Register array info get
*
* @param[in] p
* Pipeline handle.
* @param[in] regarray_id
* Register array ID (0 .. *n_regarrays* - 1).
* @param[out] regarray
* Register array info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_regarray_info_get(struct rte_swx_pipeline *p,
uint32_t regarray_id,
struct rte_swx_ctl_regarray_info *regarray);
/**
* Register read
*
* @param[in] p
* Pipeline handle.
* @param[in] regarray_name
* Register array name.
* @param[in] regarray_index
* Register index within the array (0 .. *size* - 1).
* @param[out] value
* Current register value.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_regarray_read(struct rte_swx_pipeline *p,
const char *regarray_name,
uint32_t regarray_index,
uint64_t *value);
/**
* Register write
*
* @param[in] p
* Pipeline handle.
* @param[in] regarray_name
* Register array name.
* @param[in] regarray_index
* Register index within the array (0 .. *size* - 1).
* @param[in] value
* Value to be written to the register.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_pipeline_regarray_write(struct rte_swx_pipeline *p,
const char *regarray_name,
uint32_t regarray_index,
uint64_t value);
/*
* Meter Array Query and Configuration API.
*/
/** Meter array info. */
struct rte_swx_ctl_metarray_info {
/** Meter array name. */
char name[RTE_SWX_CTL_NAME_SIZE];
/** Meter array size. */
uint32_t size;
};
/**
* Meter array info get
*
* @param[in] p
* Pipeline handle.
* @param[in] metarray_id
* Meter array ID (0 .. *n_metarrays* - 1).
* @param[out] metarray
* Meter array info.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_metarray_info_get(struct rte_swx_pipeline *p,
uint32_t metarray_id,
struct rte_swx_ctl_metarray_info *metarray);
/**
* Meter profile add
*
* @param[in] p
* Pipeline handle.
* @param[in] name
* Meter profile name.
* @param[in] params
* Meter profile parameters.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument;
* -ENOMEM: Not enough space/cannot allocate memory;
* -EEXIST: Meter profile with this name already exists.
*/
__rte_experimental
int
rte_swx_ctl_meter_profile_add(struct rte_swx_pipeline *p,
const char *name,
struct rte_meter_trtcm_params *params);
/**
* Meter profile delete
*
* @param[in] p
* Pipeline handle.
* @param[in] name
* Meter profile name.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument;
* -EBUSY: Meter profile is currently in use.
*/
__rte_experimental
int
rte_swx_ctl_meter_profile_delete(struct rte_swx_pipeline *p,
const char *name);
/**
* Meter reset
*
* Reset a meter within a given meter array to use the default profile that
* causes all the input packets to be colored as green. It is the responsibility
* of the control plane to make sure this meter is not used by the data plane
* pipeline before calling this function.
*
* @param[in] p
* Pipeline handle.
* @param[in] metarray_name
* Meter array name.
* @param[in] metarray_index
* Meter index within the meter array.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_meter_reset(struct rte_swx_pipeline *p,
const char *metarray_name,
uint32_t metarray_index);
/**
* Meter set
*
* Set a meter within a given meter array to use a specific profile. It is the
* responsibility of the control plane to make sure this meter is not used by
* the data plane pipeline before calling this function.
*
* @param[in] p
* Pipeline handle.
* @param[in] metarray_name
* Meter array name.
* @param[in] metarray_index
* Meter index within the meter array.
* @param[in] profile_name
* Existing meter profile name.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_meter_set(struct rte_swx_pipeline *p,
const char *metarray_name,
uint32_t metarray_index,
const char *profile_name);
/** Meter statistics counters. */
struct rte_swx_ctl_meter_stats {
/** Number of packets tagged by the meter for each color. */
uint64_t n_pkts[RTE_COLORS];
/** Number of bytes tagged by the meter for each color. */
uint64_t n_bytes[RTE_COLORS];
};
/**
* Meter statistics counters read
*
* @param[in] p
* Pipeline handle.
* @param[in] metarray_name
* Meter array name.
* @param[in] metarray_index
* Meter index within the meter array.
* @param[out] stats
* Meter statistics counters.
* @return
* 0 on success or the following error codes otherwise:
* -EINVAL: Invalid argument.
*/
__rte_experimental
int
rte_swx_ctl_meter_stats_read(struct rte_swx_pipeline *p,
const char *metarray_name,
uint32_t metarray_index,
struct rte_swx_ctl_meter_stats *stats);
/**
* Pipeline control free
*
* @param[in] ctl
* Pipeline control handle.
*/
__rte_experimental
void
rte_swx_ctl_pipeline_free(struct rte_swx_ctl_pipeline *ctl);
#ifdef __cplusplus
}
#endif
#endif