xref: /freebsd/sys/dev/mlx5/srq.h (revision 7b9b93a8dd6fa762d6cfbe296b68b41f6db5b675)

/*-
 * Copyright (c) 2013-2017, Mellanox Technologies, Ltd.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD$
 */

#ifndef MLX5_SRQ_H
#define MLX5_SRQ_H

#include <dev/mlx5/driver.h>

enum {
	MLX5_SRQ_FLAG_ERR    = (1 << 0),
	MLX5_SRQ_FLAG_WQ_SIG = (1 << 1),
};

struct mlx5_srq_attr {
	u32 type;
	u32 flags;
	u32 log_size;
	u32 wqe_shift;
	u32 log_page_size;
	u32 wqe_cnt;
	u32 srqn;
	u32 xrcd;
	u32 page_offset;
	u32 cqn;
	u32 pd;
	u32 lwm;
	u32 user_index;
	u64 db_record;
	u64 *pas;
};

struct mlx5_core_dev;

void mlx5_init_srq_table(struct mlx5_core_dev *dev);
void mlx5_cleanup_srq_table(struct mlx5_core_dev *dev);

#endif /* MLX5_SRQ_H */