| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ |
| 2 | /* |
| 3 | * Broadcom NetXtreme-E RoCE driver. |
| 4 | * |
| 5 | * Copyright (c) 2016 - 2017, Broadcom. All rights reserved. The term |
| 6 | * Broadcom refers to Broadcom Limited and/or its subsidiaries. |
| 7 | * |
| 8 | * This software is available to you under a choice of one of two |
| 9 | * licenses. You may choose to be licensed under the terms of the GNU |
| 10 | * General Public License (GPL) Version 2, available from the file |
| 11 | * COPYING in the main directory of this source tree, or the |
| 12 | * BSD license below: |
| 13 | * |
| 14 | * Redistribution and use in source and binary forms, with or without |
| 15 | * modification, are permitted provided that the following conditions |
| 16 | * are met: |
| 17 | * |
| 18 | * 1. Redistributions of source code must retain the above copyright |
| 19 | * notice, this list of conditions and the following disclaimer. |
| 20 | * 2. Redistributions in binary form must reproduce the above copyright |
| 21 | * notice, this list of conditions and the following disclaimer in |
| 22 | * the documentation and/or other materials provided with the |
| 23 | * distribution. |
| 24 | * |
| 25 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' |
| 26 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 27 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 28 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS |
| 29 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 30 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 31 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 32 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 33 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 34 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 35 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 36 | * |
| 37 | * Description: Uverbs ABI header file |
| 38 | */ |
| 39 | |
| 40 | #ifndef __BNXT_RE_UVERBS_ABI_H__ |
| 41 | #define __BNXT_RE_UVERBS_ABI_H__ |
| 42 | |
| 43 | #include <linux/types.h> |
| 44 | |
| 45 | #define BNXT_RE_ABI_VERSION 1 |
| 46 | |
| 47 | struct bnxt_re_uctx_resp { |
| 48 | __u32 dev_id; |
| 49 | __u32 max_qp; |
| 50 | __u32 pg_size; |
| 51 | __u32 cqe_sz; |
| 52 | __u32 max_cqd; |
| 53 | __u32 rsvd; |
| 54 | }; |
| 55 | |
| 56 | /* |
| 57 | * This struct is placed after the ib_uverbs_alloc_pd_resp struct, which is |
| 58 | * not 8 byted aligned. To avoid undesired padding in various cases we have to |
| 59 | * set this struct to packed. |
| 60 | */ |
| 61 | struct bnxt_re_pd_resp { |
| 62 | __u32 pdid; |
| 63 | __u32 dpi; |
| 64 | __u64 dbr; |
| 65 | } __attribute__((packed, aligned(4))); |
| 66 | |
| 67 | struct bnxt_re_cq_req { |
| 68 | __aligned_u64 cq_va; |
| 69 | __aligned_u64 cq_handle; |
| 70 | }; |
| 71 | |
| 72 | struct bnxt_re_cq_resp { |
| 73 | __u32 cqid; |
| 74 | __u32 tail; |
| 75 | __u32 phase; |
| 76 | __u32 rsvd; |
| 77 | }; |
| 78 | |
| 79 | struct bnxt_re_qp_req { |
| 80 | __aligned_u64 qpsva; |
| 81 | __aligned_u64 qprva; |
| 82 | __aligned_u64 qp_handle; |
| 83 | }; |
| 84 | |
| 85 | struct bnxt_re_qp_resp { |
| 86 | __u32 qpid; |
| 87 | __u32 rsvd; |
| 88 | }; |
| 89 | |
| 90 | struct bnxt_re_srq_req { |
| 91 | __aligned_u64 srqva; |
| 92 | __aligned_u64 srq_handle; |
| 93 | }; |
| 94 | |
| 95 | struct bnxt_re_srq_resp { |
| 96 | __u32 srqid; |
| 97 | }; |
| 98 | |
| 99 | enum bnxt_re_shpg_offt { |
| 100 | BNXT_RE_BEG_RESV_OFFT = 0x00, |
| 101 | BNXT_RE_AVID_OFFT = 0x10, |
| 102 | BNXT_RE_AVID_SIZE = 0x04, |
| 103 | BNXT_RE_END_RESV_OFFT = 0xFF0 |
| 104 | }; |
| 105 | |
| 106 | #endif /* __BNXT_RE_UVERBS_ABI_H__*/ |