freebsd-skq/contrib/ofed/libibverbs/ibverbs.h
Hans Petter Selasky d6b92ffa99 OFED user-space import and update for use with Linux-4.9 compatible RDMA
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
2017-08-02 16:00:30 +00:00

118 lines
4.2 KiB
C

/*
* Copyright (c) 2004, 2005 Topspin Communications. All rights reserved.
* Copyright (c) 2007 Cisco Systems, Inc. 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 IB_VERBS_H
#define IB_VERBS_H
#include <pthread.h>
#include <infiniband/driver.h>
#define INIT __attribute__((constructor))
#define DEFAULT_ABI "IBVERBS_1.1"
#define symver(name, api, ver) asm(".symver " #name "," #api "@" #ver)
#define default_symver(name, api) \
asm(".symver " #name "," #api "@@" DEFAULT_ABI)
#define private_symver(name, api) \
asm(".symver " #name "," #api "@@IBVERBS_PRIVATE_14")
#define PFX "libibverbs: "
struct ibv_abi_compat_v2 {
struct ibv_comp_channel channel;
pthread_mutex_t in_use;
};
extern int abi_ver;
int ibverbs_init(struct ibv_device ***list);
struct verbs_ex_private {
struct ibv_cq_ex *(*create_cq_ex)(struct ibv_context *context,
struct ibv_cq_init_attr_ex *init_attr);
};
#define IBV_INIT_CMD(cmd, size, opcode) \
do { \
if (abi_ver > 2) \
(cmd)->command = IB_USER_VERBS_CMD_##opcode; \
else \
(cmd)->command = IB_USER_VERBS_CMD_##opcode##_V2; \
(cmd)->in_words = (size) / 4; \
(cmd)->out_words = 0; \
} while (0)
#define IBV_INIT_CMD_RESP(cmd, size, opcode, out, outsize) \
do { \
if (abi_ver > 2) \
(cmd)->command = IB_USER_VERBS_CMD_##opcode; \
else \
(cmd)->command = IB_USER_VERBS_CMD_##opcode##_V2; \
(cmd)->in_words = (size) / 4; \
(cmd)->out_words = (outsize) / 4; \
(cmd)->response = (uintptr_t) (out); \
} while (0)
#define IBV_INIT_CMD_RESP_EX_V(cmd, cmd_size, size, opcode, out, resp_size,\
outsize) \
do { \
size_t c_size = cmd_size - sizeof(struct ex_hdr); \
if (abi_ver > 2) \
(cmd)->hdr.command = IB_USER_VERBS_CMD_##opcode; \
else \
(cmd)->hdr.command = \
IB_USER_VERBS_CMD_##opcode##_V2; \
(cmd)->hdr.in_words = ((c_size) / 8); \
(cmd)->hdr.out_words = ((resp_size) / 8); \
(cmd)->hdr.provider_in_words = (((size) - (cmd_size))/8);\
(cmd)->hdr.provider_out_words = \
(((outsize) - (resp_size)) / 8); \
(cmd)->hdr.response = (uintptr_t) (out); \
(cmd)->hdr.reserved = 0; \
} while (0)
#define IBV_INIT_CMD_RESP_EX_VCMD(cmd, cmd_size, size, opcode, out, outsize) \
IBV_INIT_CMD_RESP_EX_V(cmd, cmd_size, size, opcode, out, \
sizeof(*(out)), outsize)
#define IBV_INIT_CMD_RESP_EX(cmd, size, opcode, out, outsize) \
IBV_INIT_CMD_RESP_EX_V(cmd, sizeof(*(cmd)), size, opcode, out, \
sizeof(*(out)), outsize)
#define IBV_INIT_CMD_EX(cmd, size, opcode) \
IBV_INIT_CMD_RESP_EX_V(cmd, sizeof(*(cmd)), size, opcode, NULL, 0, 0)
#endif /* IB_VERBS_H */