Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
/*
* Copyright (c) 2016 Mellanox Technologies Ltd. All rights reserved.
*
* 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
* OpenIB.org 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef RDMA_USER_RXE_H
#define RDMA_USER_RXE_H
#include <linux/types.h>
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/in6.h>
union rxe_gid {
__u8 raw[16];
struct {
__be64 subnet_prefix;
__be64 interface_id;
} global;
};
struct rxe_global_route {
union rxe_gid dgid;
__u32 flow_label;
__u8 sgid_index;
__u8 hop_limit;
__u8 traffic_class;
};
struct rxe_av {
__u8 port_num;
__u8 network_type;
__u16 reserved1;
__u32 reserved2;
struct rxe_global_route grh;
union {
struct sockaddr_in _sockaddr_in;
struct sockaddr_in6 _sockaddr_in6;
} sgid_addr, dgid_addr;
};
struct rxe_send_wr {
__aligned_u64 wr_id;
__u32 num_sge;
__u32 opcode;
__u32 send_flags;
union {
__be32 imm_data;
__u32 invalidate_rkey;
} ex;
union {
struct {
__aligned_u64 remote_addr;
__u32 rkey;
__u32 reserved;
} rdma;
struct {
__aligned_u64 remote_addr;
__aligned_u64 compare_add;
__aligned_u64 swap;
__u32 rkey;
__u32 reserved;
} atomic;
struct {
__u32 remote_qpn;
__u32 remote_qkey;
__u16 pkey_index;
} ud;
/* reg is only used by the kernel and is not part of the uapi */
struct {
union {
struct ib_mr *mr;
__aligned_u64 reserved;
};
__u32 key;
__u32 access;
} reg;
} wr;
};
struct rxe_sge {
__aligned_u64 addr;
__u32 length;
__u32 lkey;
};
struct mminfo {
__aligned_u64 offset;
__u32 size;
__u32 pad;
};
struct rxe_dma_info {
__u32 length;
__u32 resid;
__u32 cur_sge;
__u32 num_sge;
__u32 sge_offset;
__u32 reserved;
union {
__u8 inline_data[0];
struct rxe_sge sge[0];
};
};
struct rxe_send_wqe {
struct rxe_send_wr wr;
struct rxe_av av;
__u32 status;
__u32 state;
__aligned_u64 iova;
__u32 mask;
__u32 first_psn;
__u32 last_psn;
__u32 ack_length;
__u32 ssn;
__u32 has_rd_atomic;
struct rxe_dma_info dma;
};
struct rxe_recv_wqe {
__aligned_u64 wr_id;
__u32 num_sge;
__u32 padding;
struct rxe_dma_info dma;
};
struct rxe_create_cq_resp {
struct mminfo mi;
};
struct rxe_resize_cq_resp {
struct mminfo mi;
};
struct rxe_create_qp_resp {
struct mminfo rq_mi;
struct mminfo sq_mi;
};
struct rxe_create_srq_resp {
struct mminfo mi;
__u32 srq_num;
__u32 reserved;
};
struct rxe_modify_srq_cmd {
__aligned_u64 mmap_info_addr;
};
#endif /* RDMA_USER_RXE_H */
|