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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/ofed/include/uapi/rdma/mlx4-abi.h
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/*-

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 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0

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 *

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 * Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.

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 * Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved.

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 *

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

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

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

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

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 * OpenIB.org BSD license below:

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 *

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

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 *     without modification, are permitted provided that the following

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 *     conditions are met:

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 *

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 *      - Redistributions of source code must retain the above

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 *        copyright notice, this list of conditions and the following

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 *        disclaimer.

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 *

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 *      - Redistributions in binary form must reproduce the above

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 *        copyright notice, this list of conditions and the following

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 *        disclaimer in the documentation and/or other materials

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 *        provided with the distribution.

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 *

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

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

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 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

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

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

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

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

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 * SOFTWARE.

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 */

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#ifndef MLX4_ABI_USER_H

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#define MLX4_ABI_USER_H

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#ifdef _KERNEL

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#include <linux/types.h>

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#else

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#include <infiniband/types.h>

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#endif

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/*

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 * Increment this value if any changes that break userspace ABI

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 * compatibility are made.

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 */

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#define MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION	3

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#define MLX4_IB_UVERBS_ABI_VERSION		4

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/*

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 * Make sure that all structs defined in this file remain laid out so

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 * that they pack the same way on 32-bit and 64-bit architectures (to

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 * avoid incompatibility between 32-bit userspace and 64-bit kernels).

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 * In particular do not use pointer types -- pass pointers in __u64

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 * instead.

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 */

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struct mlx4_ib_alloc_ucontext_resp_v3 {

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	__u32	qp_tab_size;

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	__u16	bf_reg_size;

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	__u16	bf_regs_per_page;

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};

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struct mlx4_ib_alloc_ucontext_resp {

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	__u32	dev_caps;

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	__u32	qp_tab_size;

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	__u16	bf_reg_size;

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	__u16	bf_regs_per_page;

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	__u32	cqe_size;

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};

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struct mlx4_ib_alloc_pd_resp {

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	__u32	pdn;

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	__u32	reserved;

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};

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struct mlx4_ib_create_cq {

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	__u64	buf_addr;

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	__u64	db_addr;

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};

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struct mlx4_ib_create_cq_resp {

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	__u32	cqn;

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	__u32	reserved;

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};

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struct mlx4_ib_resize_cq {

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	__u64	buf_addr;

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};

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struct mlx4_ib_create_srq {

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	__u64	buf_addr;

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	__u64	db_addr;

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};

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struct mlx4_ib_create_srq_resp {

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	__u32	srqn;

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	__u32	reserved;

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};

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struct mlx4_ib_create_qp {

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	__u64	buf_addr;

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	__u64	db_addr;

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	__u8	log_sq_bb_count;

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	__u8	log_sq_stride;

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	__u8	sq_no_prefetch;

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	__u8	reserved[5];

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};

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#endif /* MLX4_ABI_USER_H */

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