/*

 * Copyright (c) 2001-2020 Mellanox Technologies, Ltd. All rights reserved.

 *

 * This software is available to you under a choice of one of two

 * licenses.  You may choose to be licensed under the terms of the GNU

 * General Public License (GPL) Version 2, available from the file

 * COPYING in the main directory of this source tree, or the

 * BSD license below:

 *

 *     Redistribution and use in source and binary forms, with or

 *     without modification, are permitted provided that the following

 *     conditions are met:

 *

 *      - Redistributions of source code must retain the above

 *        copyright notice, this list of conditions and the following

 *        disclaimer.

 *

 *      - Redistributions in binary form must reproduce the above

 *        copyright notice, this list of conditions and the following

 *        disclaimer in the documentation and/or other materials

 *        provided with the distribution.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS

 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

 * SOFTWARE.

 */

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include "util/valgrind.h"

#if defined(DEFINED_DIRECT_VERBS) && (DEFINED_DIRECT_VERBS == 2)

#include "vma/ib/mlx5/ib_mlx5.h"

static int vma_ib_mlx5dv_get_qp(struct ibv_qp *qp, struct mlx5dv_qp *mlx5_qp);

static int vma_ib_mlx5dv_get_cq(struct ibv_cq *cq, struct mlx5dv_cq *mlx5_cq);

int vma_ib_mlx5dv_init_obj(struct mlx5dv_obj *obj, uint64_t obj_type)

{

	int ret = 0;

	if (obj_type & MLX5DV_OBJ_QP) {

		ret = vma_ib_mlx5dv_get_qp(obj->qp.in, obj->qp.out);

	}

	if (!ret && (obj_type & MLX5DV_OBJ_CQ)) {

		ret = vma_ib_mlx5dv_get_cq(obj->cq.in, obj->cq.out);

	}

	return ret;

}

static int vma_ib_mlx5dv_get_qp(struct ibv_qp *qp, struct mlx5dv_qp *mlx5_qp)

{

	int ret = 0;

	struct ibv_mlx5_qp_info ibv_qp_info;

	struct mlx5_qp *mqp = to_mqp(qp);

	ret = ibv_mlx5_exp_get_qp_info(qp, &ibv_qp_info);

	if (ret != 0) {

		return ret;

	}

	VALGRIND_MAKE_MEM_DEFINED(&ibv_qp_info, sizeof(ibv_qp_info));

	mlx5_qp->dbrec      = ibv_qp_info.dbrec;

	mlx5_qp->sq.buf     = (mqp->sq_buf_size ?

			(void *)((uintptr_t)mqp->sq_buf.buf) : /* IBV_QPT_RAW_PACKET or Underly QP */

			(void *)((uintptr_t)mqp->buf.buf + mqp->sq.offset));

	mlx5_qp->sq.wqe_cnt = ibv_qp_info.sq.wqe_cnt;

	mlx5_qp->sq.stride  = ibv_qp_info.sq.stride;

	mlx5_qp->rq.buf     = ibv_qp_info.rq.buf;

	mlx5_qp->rq.wqe_cnt = ibv_qp_info.rq.wqe_cnt;

	mlx5_qp->rq.stride  = ibv_qp_info.rq.stride;

	mlx5_qp->bf.reg     = ibv_qp_info.bf.reg;

	mlx5_qp->bf.size    = ibv_qp_info.bf.size;

	return ret;

}

static int vma_ib_mlx5dv_get_cq(struct ibv_cq *cq, struct mlx5dv_cq *mlx5_cq)

{

	int ret = 0;

	struct ibv_mlx5_cq_info ibv_cq_info;

	ret = ibv_mlx5_exp_get_cq_info(cq, &ibv_cq_info);

	if (ret != 0) {

		return ret;

	}

	VALGRIND_MAKE_MEM_DEFINED(&ibv_cq_info, sizeof(ibv_cq_info));

	mlx5_cq->buf      = ibv_cq_info.buf;

	mlx5_cq->dbrec    = ibv_cq_info.dbrec;

	mlx5_cq->cqe_cnt  = ibv_cq_info.cqe_cnt;

	mlx5_cq->cqe_size = ibv_cq_info.cqe_size;

	mlx5_cq->cq_uar   = NULL;

	mlx5_cq->cqn      = ibv_cq_info.cqn;

	return ret;

}

int vma_ib_mlx5_req_notify_cq(vma_ib_mlx5_cq_t *mlx5_cq, int solicited)

{

	struct mlx5_cq *mcq = to_mcq(mlx5_cq->cq);

 	mcq->cons_index = mlx5_cq->cq_ci;

	return ibv_req_notify_cq(mlx5_cq->cq, solicited);

}

void vma_ib_mlx5_get_cq_event(vma_ib_mlx5_cq_t *, int)

{

	// no need in operation with cq_sn as far as it is managed by driver code for now

}

#endif /* (DEFINED_DIRECT_VERBS == 2) */