| /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ |
| /* This file is part of the Emulex RoCE Device Driver for |
| * RoCE (RDMA over Converged Ethernet) adapters. |
| * Copyright (C) 2012-2015 Emulex. All rights reserved. |
| * EMULEX and SLI are trademarks of Emulex. |
| * www.emulex.com |
| * |
| * 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 THE COPYRIGHT HOLDER 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. |
| * |
| * Contact Information: |
| * linux-drivers@emulex.com |
| * |
| * Emulex |
| * 3333 Susan Street |
| * Costa Mesa, CA 92626 |
| */ |
| |
| #ifndef OCRDMA_ABI_USER_H |
| #define OCRDMA_ABI_USER_H |
| |
| #include <linux/types.h> |
| |
| #define OCRDMA_ABI_VERSION 2 |
| #define OCRDMA_BE_ROCE_ABI_VERSION 1 |
| /* user kernel communication data structures. */ |
| |
| struct ocrdma_alloc_ucontext_resp { |
| __u32 dev_id; |
| __u32 wqe_size; |
| __u32 max_inline_data; |
| __u32 dpp_wqe_size; |
| __aligned_u64 ah_tbl_page; |
| __u32 ah_tbl_len; |
| __u32 rqe_size; |
| __u8 fw_ver[32]; |
| /* for future use/new features in progress */ |
| __aligned_u64 rsvd1; |
| __aligned_u64 rsvd2; |
| }; |
| |
| struct ocrdma_alloc_pd_ureq { |
| __u32 rsvd[2]; |
| }; |
| |
| struct ocrdma_alloc_pd_uresp { |
| __u32 id; |
| __u32 dpp_enabled; |
| __u32 dpp_page_addr_hi; |
| __u32 dpp_page_addr_lo; |
| __u32 rsvd[2]; |
| }; |
| |
| struct ocrdma_create_cq_ureq { |
| __u32 dpp_cq; |
| __u32 rsvd; /* pad */ |
| }; |
| |
| #define MAX_CQ_PAGES 8 |
| struct ocrdma_create_cq_uresp { |
| __u32 cq_id; |
| __u32 page_size; |
| __u32 num_pages; |
| __u32 max_hw_cqe; |
| __aligned_u64 page_addr[MAX_CQ_PAGES]; |
| __aligned_u64 db_page_addr; |
| __u32 db_page_size; |
| __u32 phase_change; |
| /* for future use/new features in progress */ |
| __aligned_u64 rsvd1; |
| __aligned_u64 rsvd2; |
| }; |
| |
| #define MAX_QP_PAGES 8 |
| #define MAX_UD_AV_PAGES 8 |
| |
| struct ocrdma_create_qp_ureq { |
| __u8 enable_dpp_cq; |
| __u8 rsvd; |
| __u16 dpp_cq_id; |
| __u32 rsvd1; /* pad */ |
| }; |
| |
| struct ocrdma_create_qp_uresp { |
| __u16 qp_id; |
| __u16 sq_dbid; |
| __u16 rq_dbid; |
| __u16 resv0; /* pad */ |
| __u32 sq_page_size; |
| __u32 rq_page_size; |
| __u32 num_sq_pages; |
| __u32 num_rq_pages; |
| __aligned_u64 sq_page_addr[MAX_QP_PAGES]; |
| __aligned_u64 rq_page_addr[MAX_QP_PAGES]; |
| __aligned_u64 db_page_addr; |
| __u32 db_page_size; |
| __u32 dpp_credit; |
| __u32 dpp_offset; |
| __u32 num_wqe_allocated; |
| __u32 num_rqe_allocated; |
| __u32 db_sq_offset; |
| __u32 db_rq_offset; |
| __u32 db_shift; |
| __aligned_u64 rsvd[11]; |
| }; |
| |
| struct ocrdma_create_srq_uresp { |
| __u16 rq_dbid; |
| __u16 resv0; /* pad */ |
| __u32 resv1; |
| |
| __u32 rq_page_size; |
| __u32 num_rq_pages; |
| |
| __aligned_u64 rq_page_addr[MAX_QP_PAGES]; |
| __aligned_u64 db_page_addr; |
| |
| __u32 db_page_size; |
| __u32 num_rqe_allocated; |
| __u32 db_rq_offset; |
| __u32 db_shift; |
| |
| __aligned_u64 rsvd2; |
| __aligned_u64 rsvd3; |
| }; |
| |
| #endif /* OCRDMA_ABI_USER_H */ |