1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ 2 /* 3 * Copyright (c) 2016 Hisilicon Limited. 4 * 5 * This software is available to you under a choice of one of two 6 * licenses. You may choose to be licensed under the terms of the GNU 7 * General Public License (GPL) Version 2, available from the file 8 * COPYING in the main directory of this source tree, or the 9 * OpenIB.org BSD license below: 10 * 11 * Redistribution and use in source and binary forms, with or 12 * without modification, are permitted provided that the following 13 * conditions are met: 14 * 15 * - Redistributions of source code must retain the above 16 * copyright notice, this list of conditions and the following 17 * disclaimer. 18 * 19 * - Redistributions in binary form must reproduce the above 20 * copyright notice, this list of conditions and the following 21 * disclaimer in the documentation and/or other materials 22 * provided with the distribution. 23 * 24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 31 * SOFTWARE. 32 */ 33 34 #ifndef HNS_ABI_USER_H 35 #define HNS_ABI_USER_H 36 37 #include <linux/types.h> 38 39 struct hns_roce_ib_create_cq { 40 __aligned_u64 buf_addr; 41 __aligned_u64 db_addr; 42 __u32 cqe_size; 43 __u32 reserved; 44 }; 45 46 enum hns_roce_cq_cap_flags { 47 HNS_ROCE_CQ_FLAG_RECORD_DB = 1 << 0, 48 }; 49 50 struct hns_roce_ib_create_cq_resp { 51 __aligned_u64 cqn; /* Only 32 bits used, 64 for compat */ 52 __aligned_u64 cap_flags; 53 }; 54 55 enum hns_roce_srq_cap_flags { 56 HNS_ROCE_SRQ_CAP_RECORD_DB = 1 << 0, 57 }; 58 59 enum hns_roce_srq_cap_flags_resp { 60 HNS_ROCE_RSP_SRQ_CAP_RECORD_DB = 1 << 0, 61 }; 62 63 struct hns_roce_ib_create_srq { 64 __aligned_u64 buf_addr; 65 __aligned_u64 db_addr; 66 __aligned_u64 que_addr; 67 __u32 req_cap_flags; /* Use enum hns_roce_srq_cap_flags */ 68 __u32 reserved; 69 }; 70 71 struct hns_roce_ib_create_srq_resp { 72 __u32 srqn; 73 __u32 cap_flags; /* Use enum hns_roce_srq_cap_flags */ 74 }; 75 76 struct hns_roce_ib_create_qp { 77 __aligned_u64 buf_addr; 78 __aligned_u64 db_addr; 79 __u8 log_sq_bb_count; 80 __u8 log_sq_stride; 81 __u8 sq_no_prefetch; 82 __u8 reserved[5]; 83 __aligned_u64 sdb_addr; 84 }; 85 86 enum hns_roce_qp_cap_flags { 87 HNS_ROCE_QP_CAP_RQ_RECORD_DB = 1 << 0, 88 HNS_ROCE_QP_CAP_SQ_RECORD_DB = 1 << 1, 89 HNS_ROCE_QP_CAP_OWNER_DB = 1 << 2, 90 HNS_ROCE_QP_CAP_DIRECT_WQE = 1 << 5, 91 }; 92 93 struct hns_roce_ib_create_qp_resp { 94 __aligned_u64 cap_flags; 95 __aligned_u64 dwqe_mmap_key; 96 }; 97 98 enum { 99 HNS_ROCE_EXSGE_FLAGS = 1 << 0, 100 HNS_ROCE_RQ_INLINE_FLAGS = 1 << 1, 101 HNS_ROCE_CQE_INLINE_FLAGS = 1 << 2, 102 }; 103 104 enum { 105 HNS_ROCE_RSP_EXSGE_FLAGS = 1 << 0, 106 HNS_ROCE_RSP_RQ_INLINE_FLAGS = 1 << 1, 107 HNS_ROCE_RSP_CQE_INLINE_FLAGS = 1 << 2, 108 }; 109 110 struct hns_roce_ib_alloc_ucontext_resp { 111 __u32 qp_tab_size; 112 __u32 cqe_size; 113 __u32 srq_tab_size; 114 __u32 reserved; 115 __u32 config; 116 __u32 max_inline_data; 117 }; 118 119 struct hns_roce_ib_alloc_ucontext { 120 __u32 config; 121 __u32 reserved; 122 }; 123 124 struct hns_roce_ib_alloc_pd_resp { 125 __u32 pdn; 126 }; 127 128 struct hns_roce_ib_create_ah_resp { 129 __u8 dmac[6]; 130 __u8 reserved[2]; 131 }; 132 133 #endif /* HNS_ABI_USER_H */ 134