rte_pmd_dpaa2_qdma.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright 2018-2021 NXP
 */

#ifndef __RTE_PMD_DPAA2_QDMA_H__
#define __RTE_PMD_DPAA2_QDMA_H__

#include <rte_rawdev.h>

#define RTE_QDMA_BURST_NB_MAX 256

enum {
    RTE_QDMA_MODE_HW,
    RTE_QDMA_MODE_VIRTUAL
};

enum {
    RTE_QDMA_LONG_FORMAT,
    RTE_QDMA_ULTRASHORT_FORMAT,
};

#define RTE_QDMA_VQ_EXCLUSIVE_PQ    (1ULL)

#define RTE_QDMA_VQ_FD_LONG_FORMAT      (1ULL << 1)

#define RTE_QDMA_VQ_FD_SG_FORMAT        (1ULL << 2)

#define RTE_QDMA_VQ_NO_RESPONSE         (1ULL << 3)

#define RTE_QDMA_JOB_SRC_PHY        (1ULL)

#define RTE_QDMA_JOB_DEST_PHY       (1ULL << 1)

struct rte_qdma_attr {
    uint16_t num_hw_queues;
};

struct rte_qdma_config {
    uint16_t max_hw_queues_per_core;
    uint16_t max_vqs;
    int fle_queue_pool_cnt;
};

struct rte_qdma_rbp {
    uint32_t use_ultrashort:1;
    uint32_t enable:1;
    uint32_t dportid:4;
    uint32_t dpfid:2;
    uint32_t dvfid:6;
    /*using route by port for destination */
    uint32_t drbp:1;
    uint32_t sportid:4;
    uint32_t spfid:2;
    uint32_t svfid:6;
    /* using route by port for source */
    uint32_t srbp:1;
    uint32_t rsv:4;
};

struct rte_qdma_vq_stats {
    uint8_t exclusive_hw_queue;
    uint32_t lcore_id;
    /* Total number of enqueues on this VQ */
    uint64_t num_enqueues;
    /* Total number of dequeues from this VQ */
    uint64_t num_dequeues;
    /* total number of pending jobs in this VQ */
    uint64_t num_pending_jobs;
};

struct rte_qdma_job {
    uint64_t src;
    uint64_t dest;
    uint32_t len;
    uint32_t flags;
    uint64_t cnxt;
    uint16_t status;
    uint16_t vq_id;
    void *usr_elem;
};

struct rte_qdma_enqdeq {
    uint16_t vq_id;
    struct rte_qdma_job **job;
};

struct rte_qdma_queue_config {
    uint32_t lcore_id;
    uint32_t flags;
    struct rte_qdma_rbp *rbp;
};

#define rte_qdma_info rte_rawdev_info
#define rte_qdma_start(id) rte_rawdev_start(id)
#define rte_qdma_reset(id) rte_rawdev_reset(id)
#define rte_qdma_configure(id, cf, sz) rte_rawdev_configure(id, cf, sz)
#define rte_qdma_dequeue_buffers(id, buf, num, ctxt) \
    rte_rawdev_dequeue_buffers(id, buf, num, ctxt)
#define rte_qdma_enqueue_buffers(id, buf, num, ctxt) \
    rte_rawdev_enqueue_buffers(id, buf, num, ctxt)
#define rte_qdma_queue_setup(id, qid, cfg, sz) \
    rte_rawdev_queue_setup(id, qid, cfg, sz)

/*TODO introduce per queue stats API in rawdew */
void
rte_qdma_vq_stats(struct rte_rawdev *rawdev,
        uint16_t vq_id,
        struct rte_qdma_vq_stats *vq_stats);

#endif /* __RTE_PMD_DPAA2_QDMA_H__*/