rte_tm.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2017 Intel Corporation.
 * Copyright(c) 2017 Cavium.
 * Copyright(c) 2017 NXP.
 */
 
#ifndef __INCLUDE_RTE_TM_H__
#define __INCLUDE_RTE_TM_H__
 
#include <stdint.h>
 
#include <rte_common.h>
#include <rte_meter.h>
#include <rte_compat.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define RTE_TM_ETH_FRAMING_OVERHEAD                  20
 
#define RTE_TM_ETH_FRAMING_OVERHEAD_FCS              24
 
#define RTE_TM_WRED_PROFILE_ID_NONE                  UINT32_MAX
 
#define RTE_TM_SHAPER_PROFILE_ID_NONE                UINT32_MAX
 
#define RTE_TM_NODE_ID_NULL                          UINT32_MAX
 
#define RTE_TM_NODE_LEVEL_ID_ANY                     UINT32_MAX
 
enum rte_tm_stats_type {
    RTE_TM_STATS_N_PKTS = 1 << 0,
 
    RTE_TM_STATS_N_BYTES = 1 << 1,
 
    RTE_TM_STATS_N_PKTS_GREEN_DROPPED = 1 << 2,
 
    RTE_TM_STATS_N_PKTS_YELLOW_DROPPED = 1 << 3,
 
    RTE_TM_STATS_N_PKTS_RED_DROPPED = 1 << 4,
 
    RTE_TM_STATS_N_BYTES_GREEN_DROPPED = 1 << 5,
 
    RTE_TM_STATS_N_BYTES_YELLOW_DROPPED = 1 << 6,
 
    RTE_TM_STATS_N_BYTES_RED_DROPPED = 1 << 7,
 
    RTE_TM_STATS_N_PKTS_QUEUED = 1 << 8,
 
    RTE_TM_STATS_N_BYTES_QUEUED = 1 << 9,
};
 
struct rte_tm_node_stats {
    uint64_t n_pkts;
 
    uint64_t n_bytes;
 
    struct {
        uint64_t n_pkts_dropped[RTE_COLORS];
 
        uint64_t n_bytes_dropped[RTE_COLORS];
 
        uint64_t n_pkts_queued;
 
        uint64_t n_bytes_queued;
    } leaf;
};
 
enum rte_tm_dynamic_update_type {
    RTE_TM_UPDATE_NODE_PARENT_KEEP_LEVEL = 1 << 0,
 
    RTE_TM_UPDATE_NODE_PARENT_CHANGE_LEVEL = 1 << 1,
 
    RTE_TM_UPDATE_NODE_ADD_DELETE = 1 << 2,
 
    RTE_TM_UPDATE_NODE_SUSPEND_RESUME = 1 << 3,
 
    RTE_TM_UPDATE_NODE_WFQ_WEIGHT_MODE = 1 << 4,
 
    RTE_TM_UPDATE_NODE_N_SP_PRIORITIES = 1 << 5,
 
    RTE_TM_UPDATE_NODE_CMAN = 1 << 6,
 
    RTE_TM_UPDATE_NODE_STATS = 1 << 7,
};
 
struct rte_tm_capabilities {
    uint32_t n_nodes_max;
 
    uint32_t n_levels_max;
 
    int non_leaf_nodes_identical;
 
    int leaf_nodes_identical;
 
    uint32_t shaper_n_max;
 
    uint32_t shaper_private_n_max;
 
    int shaper_private_dual_rate_n_max;
 
    uint64_t shaper_private_rate_min;
 
    uint64_t shaper_private_rate_max;
 
    int shaper_private_packet_mode_supported;
 
    int shaper_private_byte_mode_supported;
 
 
    uint32_t shaper_shared_n_max;
 
    uint32_t shaper_shared_n_nodes_per_shaper_max;
 
    uint32_t shaper_shared_n_shapers_per_node_max;
 
    uint32_t shaper_shared_dual_rate_n_max;
 
    uint64_t shaper_shared_rate_min;
 
    uint64_t shaper_shared_rate_max;
 
    int shaper_shared_packet_mode_supported;
 
    int shaper_shared_byte_mode_supported;
 
 
    int shaper_pkt_length_adjust_min;
 
    int shaper_pkt_length_adjust_max;
 
    uint32_t sched_n_children_max;
 
    uint32_t sched_sp_n_priorities_max;
 
    uint32_t sched_wfq_n_children_per_group_max;
 
    uint32_t sched_wfq_n_groups_max;
 
    uint32_t sched_wfq_weight_max;
 
    int sched_wfq_packet_mode_supported;
 
    int sched_wfq_byte_mode_supported;
 
    int cman_wred_packet_mode_supported;
 
    int cman_wred_byte_mode_supported;
 
    int cman_head_drop_supported;
 
    uint32_t cman_wred_context_n_max;
 
    uint32_t cman_wred_context_private_n_max;
 
    uint32_t cman_wred_context_shared_n_max;
 
    uint32_t cman_wred_context_shared_n_nodes_per_context_max;
 
    uint32_t cman_wred_context_shared_n_contexts_per_node_max;
 
    int mark_vlan_dei_supported[RTE_COLORS];
 
    int mark_ip_ecn_tcp_supported[RTE_COLORS];
 
    int mark_ip_ecn_sctp_supported[RTE_COLORS];
 
    int mark_ip_dscp_supported[RTE_COLORS];
 
    uint64_t dynamic_update_mask;
 
    uint64_t stats_mask;
};
 
struct rte_tm_level_capabilities {
    uint32_t n_nodes_max;
 
    uint32_t n_nodes_nonleaf_max;
 
    uint32_t n_nodes_leaf_max;
 
    int non_leaf_nodes_identical;
 
    int leaf_nodes_identical;
 
    union {
        struct {
            int shaper_private_supported;
 
            int shaper_private_dual_rate_supported;
 
            uint64_t shaper_private_rate_min;
 
            uint64_t shaper_private_rate_max;
 
            int shaper_private_packet_mode_supported;
 
            int shaper_private_byte_mode_supported;
 
            uint32_t shaper_shared_n_max;
 
            int shaper_shared_packet_mode_supported;
 
            int shaper_shared_byte_mode_supported;
 
            uint32_t sched_n_children_max;
 
            uint32_t sched_sp_n_priorities_max;
 
            uint32_t sched_wfq_n_children_per_group_max;
 
            uint32_t sched_wfq_n_groups_max;
 
            uint32_t sched_wfq_weight_max;
 
            int sched_wfq_packet_mode_supported;
 
            int sched_wfq_byte_mode_supported;
 
            uint64_t stats_mask;
        } nonleaf;
 
        struct {
            int shaper_private_supported;
 
            int shaper_private_dual_rate_supported;
 
            uint64_t shaper_private_rate_min;
 
            uint64_t shaper_private_rate_max;
 
            int shaper_private_packet_mode_supported;
 
            int shaper_private_byte_mode_supported;
 
            uint32_t shaper_shared_n_max;
 
            int shaper_shared_packet_mode_supported;
 
            int shaper_shared_byte_mode_supported;
 
            int cman_wred_packet_mode_supported;
 
            int cman_wred_byte_mode_supported;
 
            int cman_head_drop_supported;
 
            int cman_wred_context_private_supported;
 
            uint32_t cman_wred_context_shared_n_max;
 
            uint64_t stats_mask;
        } leaf;
    };
};
 
struct rte_tm_node_capabilities {
    int shaper_private_supported;
 
    int shaper_private_dual_rate_supported;
 
    uint64_t shaper_private_rate_min;
 
    uint64_t shaper_private_rate_max;
 
    int shaper_private_packet_mode_supported;
 
    int shaper_private_byte_mode_supported;
 
    uint32_t shaper_shared_n_max;
 
    int shaper_shared_packet_mode_supported;
 
    int shaper_shared_byte_mode_supported;
 
    union {
        struct {
            uint32_t sched_n_children_max;
 
            uint32_t sched_sp_n_priorities_max;
 
            uint32_t sched_wfq_n_children_per_group_max;
 
            uint32_t sched_wfq_n_groups_max;
 
            uint32_t sched_wfq_weight_max;
 
            int sched_wfq_packet_mode_supported;
 
            int sched_wfq_byte_mode_supported;
 
        } nonleaf;
 
        struct {
            int cman_wred_packet_mode_supported;
 
            int cman_wred_byte_mode_supported;
 
            int cman_head_drop_supported;
 
            int cman_wred_context_private_supported;
 
            uint32_t cman_wred_context_shared_n_max;
        } leaf;
    };
 
    uint64_t stats_mask;
};
 
enum rte_tm_cman_mode {
    RTE_TM_CMAN_TAIL_DROP = 0, 
    RTE_TM_CMAN_HEAD_DROP, 
    RTE_TM_CMAN_WRED, 
};
 
struct rte_tm_red_params {
    uint64_t min_th;
 
    uint64_t max_th;
 
    uint16_t maxp_inv;
 
    uint16_t wq_log2;
};
 
struct rte_tm_wred_params {
    struct rte_tm_red_params red_params[RTE_COLORS];
 
    int packet_mode;
};
 
struct rte_tm_token_bucket {
    uint64_t rate;
 
    uint64_t size;
};
 
struct rte_tm_shaper_params {
    struct rte_tm_token_bucket committed;
 
    struct rte_tm_token_bucket peak;
 
    int32_t pkt_length_adjust;
 
    int packet_mode;
};
 
struct rte_tm_node_params {
    uint32_t shaper_profile_id;
 
    uint32_t *shared_shaper_id;
 
    uint32_t n_shared_shapers;
 
    union {
        struct {
            int *wfq_weight_mode;
 
            uint32_t n_sp_priorities;
        } nonleaf;
 
        struct {
            enum rte_tm_cman_mode cman;
 
            struct {
                uint32_t wred_profile_id;
 
                uint32_t *shared_wred_context_id;
 
                uint32_t n_shared_wred_contexts;
            } wred;
        } leaf;
    };
 
    uint64_t stats_mask;
};
 
enum rte_tm_error_type {
    RTE_TM_ERROR_TYPE_NONE, 
    RTE_TM_ERROR_TYPE_UNSPECIFIED, 
    RTE_TM_ERROR_TYPE_CAPABILITIES,
    RTE_TM_ERROR_TYPE_LEVEL_ID,
    RTE_TM_ERROR_TYPE_WRED_PROFILE,
    RTE_TM_ERROR_TYPE_WRED_PROFILE_GREEN,
    RTE_TM_ERROR_TYPE_WRED_PROFILE_YELLOW,
    RTE_TM_ERROR_TYPE_WRED_PROFILE_RED,
    RTE_TM_ERROR_TYPE_WRED_PROFILE_ID,
    RTE_TM_ERROR_TYPE_SHARED_WRED_CONTEXT_ID,
    RTE_TM_ERROR_TYPE_SHAPER_PROFILE,
    RTE_TM_ERROR_TYPE_SHAPER_PROFILE_COMMITTED_RATE,
    RTE_TM_ERROR_TYPE_SHAPER_PROFILE_COMMITTED_SIZE,
    RTE_TM_ERROR_TYPE_SHAPER_PROFILE_PEAK_RATE,
    RTE_TM_ERROR_TYPE_SHAPER_PROFILE_PEAK_SIZE,
    RTE_TM_ERROR_TYPE_SHAPER_PROFILE_PKT_ADJUST_LEN,
    RTE_TM_ERROR_TYPE_SHAPER_PROFILE_PACKET_MODE,
    RTE_TM_ERROR_TYPE_SHAPER_PROFILE_ID,
    RTE_TM_ERROR_TYPE_SHARED_SHAPER_ID,
    RTE_TM_ERROR_TYPE_NODE_PARENT_NODE_ID,
    RTE_TM_ERROR_TYPE_NODE_PRIORITY,
    RTE_TM_ERROR_TYPE_NODE_WEIGHT,
    RTE_TM_ERROR_TYPE_NODE_PARAMS,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_SHAPER_PROFILE_ID,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_SHARED_SHAPER_ID,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_N_SHARED_SHAPERS,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_WFQ_WEIGHT_MODE,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_N_SP_PRIORITIES,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_CMAN,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_WRED_PROFILE_ID,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_SHARED_WRED_CONTEXT_ID,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_N_SHARED_WRED_CONTEXTS,
    RTE_TM_ERROR_TYPE_NODE_PARAMS_STATS,
    RTE_TM_ERROR_TYPE_NODE_ID,
};
 
struct rte_tm_error {
    enum rte_tm_error_type type; 
    const void *cause; 
    const char *message; 
};
 
int
rte_tm_get_number_of_leaf_nodes(uint16_t port_id,
    uint32_t *n_leaf_nodes,
    struct rte_tm_error *error);
 
int
rte_tm_node_type_get(uint16_t port_id,
    uint32_t node_id,
    int *is_leaf,
    struct rte_tm_error *error);
 
int
rte_tm_capabilities_get(uint16_t port_id,
    struct rte_tm_capabilities *cap,
    struct rte_tm_error *error);
 
int
rte_tm_level_capabilities_get(uint16_t port_id,
    uint32_t level_id,
    struct rte_tm_level_capabilities *cap,
    struct rte_tm_error *error);
 
int
rte_tm_node_capabilities_get(uint16_t port_id,
    uint32_t node_id,
    struct rte_tm_node_capabilities *cap,
    struct rte_tm_error *error);
 
int
rte_tm_wred_profile_add(uint16_t port_id,
    uint32_t wred_profile_id,
    const struct rte_tm_wred_params *profile,
    struct rte_tm_error *error);
 
int
rte_tm_wred_profile_delete(uint16_t port_id,
    uint32_t wred_profile_id,
    struct rte_tm_error *error);
 
int
rte_tm_shared_wred_context_add_update(uint16_t port_id,
    uint32_t shared_wred_context_id,
    uint32_t wred_profile_id,
    struct rte_tm_error *error);
 
int
rte_tm_shared_wred_context_delete(uint16_t port_id,
    uint32_t shared_wred_context_id,
    struct rte_tm_error *error);
 
int
rte_tm_shaper_profile_add(uint16_t port_id,
    uint32_t shaper_profile_id,
    const struct rte_tm_shaper_params *profile,
    struct rte_tm_error *error);
 
int
rte_tm_shaper_profile_delete(uint16_t port_id,
    uint32_t shaper_profile_id,
    struct rte_tm_error *error);
 
int
rte_tm_shared_shaper_add_update(uint16_t port_id,
    uint32_t shared_shaper_id,
    uint32_t shaper_profile_id,
    struct rte_tm_error *error);
 
int
rte_tm_shared_shaper_delete(uint16_t port_id,
    uint32_t shared_shaper_id,
    struct rte_tm_error *error);
 
int
rte_tm_node_add(uint16_t port_id,
    uint32_t node_id,
    uint32_t parent_node_id,
    uint32_t priority,
    uint32_t weight,
    uint32_t level_id,
    const struct rte_tm_node_params *params,
    struct rte_tm_error *error);
 
int
rte_tm_node_query(uint16_t port_id,
    uint32_t node_id,
    uint32_t *parent_node_id,
    uint32_t *priority,
    uint32_t *weight,
    uint32_t *level_id,
    struct rte_tm_node_params *params,
    struct rte_tm_error *error);
 
int
rte_tm_node_delete(uint16_t port_id,
    uint32_t node_id,
    struct rte_tm_error *error);
 
int
rte_tm_node_suspend(uint16_t port_id,
    uint32_t node_id,
    struct rte_tm_error *error);
 
int
rte_tm_node_resume(uint16_t port_id,
    uint32_t node_id,
    struct rte_tm_error *error);
 
int
rte_tm_hierarchy_commit(uint16_t port_id,
    int clear_on_fail,
    struct rte_tm_error *error);
 
int
rte_tm_node_parent_update(uint16_t port_id,
    uint32_t node_id,
    uint32_t parent_node_id,
    uint32_t priority,
    uint32_t weight,
    struct rte_tm_error *error);
 
int
rte_tm_node_shaper_update(uint16_t port_id,
    uint32_t node_id,
    uint32_t shaper_profile_id,
    struct rte_tm_error *error);
 
int
rte_tm_node_shared_shaper_update(uint16_t port_id,
    uint32_t node_id,
    uint32_t shared_shaper_id,
    int add,
    struct rte_tm_error *error);
 
int
rte_tm_node_stats_update(uint16_t port_id,
    uint32_t node_id,
    uint64_t stats_mask,
    struct rte_tm_error *error);
 
int
rte_tm_node_wfq_weight_mode_update(uint16_t port_id,
    uint32_t node_id,
    int *wfq_weight_mode,
    uint32_t n_sp_priorities,
    struct rte_tm_error *error);
 
int
rte_tm_node_cman_update(uint16_t port_id,
    uint32_t node_id,
    enum rte_tm_cman_mode cman,
    struct rte_tm_error *error);
 
int
rte_tm_node_wred_context_update(uint16_t port_id,
    uint32_t node_id,
    uint32_t wred_profile_id,
    struct rte_tm_error *error);
 
int
rte_tm_node_shared_wred_context_update(uint16_t port_id,
    uint32_t node_id,
    uint32_t shared_wred_context_id,
    int add,
    struct rte_tm_error *error);
 
int
rte_tm_node_stats_read(uint16_t port_id,
    uint32_t node_id,
    struct rte_tm_node_stats *stats,
    uint64_t *stats_mask,
    int clear,
    struct rte_tm_error *error);
 
int
rte_tm_mark_vlan_dei(uint16_t port_id,
    int mark_green,
    int mark_yellow,
    int mark_red,
    struct rte_tm_error *error);
 
int
rte_tm_mark_ip_ecn(uint16_t port_id,
    int mark_green,
    int mark_yellow,
    int mark_red,
    struct rte_tm_error *error);
 
int
rte_tm_mark_ip_dscp(uint16_t port_id,
    int mark_green,
    int mark_yellow,
    int mark_red,
    struct rte_tm_error *error);
 
#ifdef __cplusplus
}
#endif
 
#endif /* __INCLUDE_RTE_TM_H__ */