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