d6b92ffa99
kernel APIs. List of sources used: 1) rdma-core was cloned from "https://github.com/linux-rdma/rdma-core.git" Top commit d65138ef93af30b3ea249f3a84aa6a24ba7f8a75 2) OpenSM was cloned from git://git.openfabrics.org/~halr/opensm.git Top commit 85f841cf209f791c89a075048a907020e924528d 3) libibmad was cloned from "git://git.openfabrics.org/~iraweiny/libibmad.git" Tag 1.3.13 with some additional patches from Mellanox. 4) infiniband-diags was cloned from "git://git.openfabrics.org/~iraweiny/infiniband-diags.git" Tag 1.6.7 with some additional patches from Mellanox. Added the required Makefiles for building and installing. Sponsored by: Mellanox Technologies
150 lines
3.4 KiB
C
150 lines
3.4 KiB
C
/*
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* Copyright (c) 2007 Cisco, Inc. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef WQE_H
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#define WQE_H
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#include <stdint.h>
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enum {
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MLX4_SEND_DOORBELL = 0x14,
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};
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enum {
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MLX4_WQE_CTRL_SOLICIT = 1 << 1,
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MLX4_WQE_CTRL_CQ_UPDATE = 3 << 2,
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MLX4_WQE_CTRL_IP_HDR_CSUM = 1 << 4,
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MLX4_WQE_CTRL_TCP_UDP_CSUM = 1 << 5,
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MLX4_WQE_CTRL_FENCE = 1 << 6,
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MLX4_WQE_CTRL_STRONG_ORDER = 1 << 7
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};
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enum {
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MLX4_WQE_BIND_TYPE_2 = (1<<31),
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MLX4_WQE_BIND_ZERO_BASED = (1<<30),
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};
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enum {
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MLX4_INLINE_SEG = 1 << 31,
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MLX4_INLINE_ALIGN = 64,
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};
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enum {
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MLX4_INVALID_LKEY = 0x100,
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};
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struct mlx4_wqe_ctrl_seg {
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uint32_t owner_opcode;
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union {
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struct {
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uint8_t reserved[3];
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uint8_t fence_size;
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};
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uint32_t bf_qpn;
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};
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/*
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* High 24 bits are SRC remote buffer; low 8 bits are flags:
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* [7] SO (strong ordering)
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* [5] TCP/UDP checksum
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* [4] IP checksum
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* [3:2] C (generate completion queue entry)
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* [1] SE (solicited event)
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* [0] FL (force loopback)
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*/
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uint32_t srcrb_flags;
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/*
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* imm is immediate data for send/RDMA write w/ immediate;
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* also invalidation key for send with invalidate; input
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* modifier for WQEs on CCQs.
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*/
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uint32_t imm;
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};
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struct mlx4_wqe_datagram_seg {
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uint32_t av[8];
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uint32_t dqpn;
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uint32_t qkey;
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uint16_t vlan;
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uint8_t mac[6];
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};
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struct mlx4_wqe_data_seg {
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uint32_t byte_count;
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uint32_t lkey;
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uint64_t addr;
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};
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struct mlx4_wqe_inline_seg {
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uint32_t byte_count;
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};
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struct mlx4_wqe_srq_next_seg {
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uint16_t reserved1;
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uint16_t next_wqe_index;
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uint32_t reserved2[3];
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};
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struct mlx4_wqe_local_inval_seg {
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uint64_t reserved1;
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uint32_t mem_key;
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uint32_t reserved2;
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uint64_t reserved3[2];
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};
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enum {
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MLX4_WQE_MW_REMOTE_READ = 1 << 29,
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MLX4_WQE_MW_REMOTE_WRITE = 1 << 30,
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MLX4_WQE_MW_ATOMIC = 1 << 31
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};
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struct mlx4_wqe_raddr_seg {
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uint64_t raddr;
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uint32_t rkey;
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uint32_t reserved;
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};
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struct mlx4_wqe_atomic_seg {
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uint64_t swap_add;
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uint64_t compare;
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};
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struct mlx4_wqe_bind_seg {
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uint32_t flags1;
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uint32_t flags2;
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uint32_t new_rkey;
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uint32_t lkey;
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uint64_t addr;
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uint64_t length;
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};
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#endif /* WQE_H */
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