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152 lines
4.0 KiB
152 lines
4.0 KiB
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ |
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/* This file is part of the Emulex RoCE Device Driver for |
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* RoCE (RDMA over Converged Ethernet) adapters. |
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* Copyright (C) 2012-2015 Emulex. All rights reserved. |
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* EMULEX and SLI are trademarks of Emulex. |
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* www.emulex.com |
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* |
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* This software is available to you under a choice of one of two licenses. |
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* You may choose to be licensed under the terms of the GNU General Public |
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* License (GPL) Version 2, available from the file COPYING in the main |
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* directory of this source tree, or the BSD license below: |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* - Redistributions of source code must retain the above copyright notice, |
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* this list of conditions and the following disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* Contact Information: |
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* [email protected] |
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* |
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* Emulex |
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* 3333 Susan Street |
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* Costa Mesa, CA 92626 |
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*/ |
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#ifndef OCRDMA_ABI_USER_H |
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#define OCRDMA_ABI_USER_H |
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#include <linux/types.h> |
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#define OCRDMA_ABI_VERSION 2 |
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#define OCRDMA_BE_ROCE_ABI_VERSION 1 |
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/* user kernel communication data structures. */ |
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struct ocrdma_alloc_ucontext_resp { |
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__u32 dev_id; |
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__u32 wqe_size; |
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__u32 max_inline_data; |
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__u32 dpp_wqe_size; |
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__aligned_u64 ah_tbl_page; |
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__u32 ah_tbl_len; |
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__u32 rqe_size; |
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__u8 fw_ver[32]; |
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/* for future use/new features in progress */ |
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__aligned_u64 rsvd1; |
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__aligned_u64 rsvd2; |
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}; |
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struct ocrdma_alloc_pd_ureq { |
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__u32 rsvd[2]; |
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}; |
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struct ocrdma_alloc_pd_uresp { |
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__u32 id; |
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__u32 dpp_enabled; |
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__u32 dpp_page_addr_hi; |
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__u32 dpp_page_addr_lo; |
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__u32 rsvd[2]; |
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}; |
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struct ocrdma_create_cq_ureq { |
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__u32 dpp_cq; |
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__u32 rsvd; /* pad */ |
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}; |
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#define MAX_CQ_PAGES 8 |
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struct ocrdma_create_cq_uresp { |
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__u32 cq_id; |
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__u32 page_size; |
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__u32 num_pages; |
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__u32 max_hw_cqe; |
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__aligned_u64 page_addr[MAX_CQ_PAGES]; |
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__aligned_u64 db_page_addr; |
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__u32 db_page_size; |
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__u32 phase_change; |
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/* for future use/new features in progress */ |
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__aligned_u64 rsvd1; |
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__aligned_u64 rsvd2; |
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}; |
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#define MAX_QP_PAGES 8 |
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#define MAX_UD_AV_PAGES 8 |
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struct ocrdma_create_qp_ureq { |
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__u8 enable_dpp_cq; |
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__u8 rsvd; |
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__u16 dpp_cq_id; |
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__u32 rsvd1; /* pad */ |
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}; |
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struct ocrdma_create_qp_uresp { |
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__u16 qp_id; |
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__u16 sq_dbid; |
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__u16 rq_dbid; |
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__u16 resv0; /* pad */ |
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__u32 sq_page_size; |
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__u32 rq_page_size; |
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__u32 num_sq_pages; |
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__u32 num_rq_pages; |
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__aligned_u64 sq_page_addr[MAX_QP_PAGES]; |
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__aligned_u64 rq_page_addr[MAX_QP_PAGES]; |
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__aligned_u64 db_page_addr; |
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__u32 db_page_size; |
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__u32 dpp_credit; |
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__u32 dpp_offset; |
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__u32 num_wqe_allocated; |
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__u32 num_rqe_allocated; |
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__u32 db_sq_offset; |
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__u32 db_rq_offset; |
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__u32 db_shift; |
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__aligned_u64 rsvd[11]; |
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}; |
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struct ocrdma_create_srq_uresp { |
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__u16 rq_dbid; |
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__u16 resv0; /* pad */ |
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__u32 resv1; |
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__u32 rq_page_size; |
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__u32 num_rq_pages; |
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__aligned_u64 rq_page_addr[MAX_QP_PAGES]; |
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__aligned_u64 db_page_addr; |
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__u32 db_page_size; |
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__u32 num_rqe_allocated; |
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__u32 db_rq_offset; |
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__u32 db_shift; |
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__aligned_u64 rsvd2; |
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__aligned_u64 rsvd3; |
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}; |
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#endif /* OCRDMA_ABI_USER_H */
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