rte_pmd_mlx5.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright 2020 Mellanox Technologies, Ltd
 */

#ifndef RTE_PMD_PRIVATE_MLX5_H_
#define RTE_PMD_PRIVATE_MLX5_H_

#include <stdint.h>

#include <rte_byteorder.h>
#include <rte_compat.h>
#include <rte_flow.h>
#include <rte_per_lcore.h>

#ifdef __cplusplus
extern "C" {
#endif

#define RTE_PMD_MLX5_FINE_GRANULARITY_INLINE "mlx5_fine_granularity_inline"

__rte_experimental
int rte_pmd_mlx5_get_dyn_flag_names(char *names[], unsigned int n);

#define RTE_PMD_MLX5_DOMAIN_BIT_NIC_RX  (1 << 0) 
#define RTE_PMD_MLX5_DOMAIN_BIT_NIC_TX  (1 << 1) 
#define RTE_PMD_MLX5_DOMAIN_BIT_FDB (1 << 2) 
__rte_experimental
int rte_pmd_mlx5_sync_flow(uint16_t port_id, uint32_t domains);

#define RTE_PMD_MLX5_EXTERNAL_RX_QUEUE_ID_MIN (UINT16_MAX - 1000 + 1)

#define MLX5_EXTERNAL_TX_QUEUE_ID_MIN (UINT16_MAX - 1000 + 1)

#define RTE_PMD_MLX5_LINEAR_HASH_TAG_INDEX 255

__rte_experimental
int rte_pmd_mlx5_external_rx_queue_id_map(uint16_t port_id, uint16_t dpdk_idx,
                      uint32_t hw_idx);

__rte_experimental
int rte_pmd_mlx5_external_rx_queue_id_unmap(uint16_t port_id,
                        uint16_t dpdk_idx);

__rte_experimental
int rte_pmd_mlx5_external_tx_queue_id_map(uint16_t port_id, uint16_t dpdk_idx,
                      uint32_t hw_idx);

__rte_experimental
int rte_pmd_mlx5_external_tx_queue_id_unmap(uint16_t port_id,
                        uint16_t dpdk_idx);

#define RTE_PMD_MLX5_HOST_SHAPER_FLAG_AVAIL_THRESH_TRIGGERED 0

__rte_experimental
int rte_pmd_mlx5_host_shaper_config(int port_id, uint8_t rate, uint32_t flags);

__rte_experimental
int rte_pmd_mlx5_external_sq_enable(uint16_t port_id, uint32_t sq_num);

/* MLX5 flow engine mode definition for live migration. */
enum rte_pmd_mlx5_flow_engine_mode {
    RTE_PMD_MLX5_FLOW_ENGINE_MODE_ACTIVE, /* active means high priority, effective in HW. */
    RTE_PMD_MLX5_FLOW_ENGINE_MODE_STANDBY, /* standby mode with lower priority flow rules. */
};

#define RTE_PMD_MLX5_FLOW_ENGINE_FLAG_STANDBY_DUP_INGRESS      RTE_BIT32(0)

__rte_experimental
int rte_pmd_mlx5_flow_engine_set_mode(enum rte_pmd_mlx5_flow_engine_mode mode, uint32_t flags);

struct rte_pmd_mlx5_geneve_tlv {
    rte_be16_t option_class;
    uint8_t option_type;
    uint8_t option_len;
    uint8_t match_on_class_mode;
    uint8_t offset;
    uint8_t sample_len;
    rte_be32_t *match_data_mask;
};

__rte_experimental
void *
rte_pmd_mlx5_create_geneve_tlv_parser(uint16_t port_id,
                      const struct rte_pmd_mlx5_geneve_tlv tlv_list[],
                      uint8_t nb_options);

__rte_experimental
int
rte_pmd_mlx5_destroy_geneve_tlv_parser(void *handle);

__rte_experimental
int
rte_pmd_mlx5_rxq_dump_contexts(uint16_t port_id, uint16_t queue_id, const char *filename);

__rte_experimental
int
rte_pmd_mlx5_txq_dump_contexts(uint16_t port_id, uint16_t queue_id, const char *filename);

enum rte_pmd_mlx5_driver_event_cb_type {
    RTE_PMD_MLX5_DRIVER_EVENT_CB_TYPE_RXQ_CREATE,
    RTE_PMD_MLX5_DRIVER_EVENT_CB_TYPE_RXQ_DESTROY,
    RTE_PMD_MLX5_DRIVER_EVENT_CB_TYPE_TXQ_CREATE,
    RTE_PMD_MLX5_DRIVER_EVENT_CB_TYPE_TXQ_DESTROY,
};

struct rte_pmd_mlx5_driver_event_cb_queue_info {
    uint16_t dpdk_queue_id;
    uint32_t hw_queue_id;
    const char *queue_info;
};

struct rte_pmd_mlx5_driver_event_cb_info {
    enum rte_pmd_mlx5_driver_event_cb_type event;
    union {
        struct rte_pmd_mlx5_driver_event_cb_queue_info queue;
    };
};

typedef void (*rte_pmd_mlx5_driver_event_callback_t)(uint16_t port_id,
        const struct rte_pmd_mlx5_driver_event_cb_info *info,
        const void *opaque);


__rte_experimental
int rte_pmd_mlx5_external_sq_disable(uint16_t port_id, uint32_t sq_num);

__rte_experimental
int
rte_pmd_mlx5_driver_event_cb_register(rte_pmd_mlx5_driver_event_callback_t cb, void *opaque);

__rte_experimental
int
rte_pmd_mlx5_driver_event_cb_unregister(rte_pmd_mlx5_driver_event_callback_t cb);

__rte_experimental
void
rte_pmd_mlx5_disable_steering(void);

__rte_experimental
int
rte_pmd_mlx5_enable_steering(void);

struct rte_pmd_mlx5_rss_devx {
    void *obj; 
    void *destroy_handle; 
    uint32_t id; 
};

__rte_experimental
int
rte_pmd_mlx5_rss_tir_register(uint16_t port_id,
                   const struct rte_flow_action_rss *rss,
                   struct rte_pmd_mlx5_rss_devx *devx);

__rte_experimental
int
rte_pmd_mlx5_rss_tir_unregister(uint16_t port_id, void *handle);


#ifdef __cplusplus
}
#endif

#endif /* RTE_PMD_PRIVATE_MLX5_H_ */