Release 4.15 net/tipc/ib_media.c
/*
* net/tipc/ib_media.c: Infiniband bearer support for TIPC
*
* Copyright (c) 2013 Patrick McHardy <kaber@trash.net>
*
* Based on eth_media.c, which carries the following copyright notice:
*
* Copyright (c) 2001-2007, Ericsson AB
* Copyright (c) 2005-2008, 2011, Wind River Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the names of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <linux/if_infiniband.h>
#include "core.h"
#include "bearer.h"
/* convert InfiniBand address (media address format) media address to string */
static int tipc_ib_addr2str(struct tipc_media_addr *a, char *str_buf,
int str_size)
{
if (str_size < 60) /* 60 = 19 * strlen("xx:") + strlen("xx\0") */
return 1;
sprintf(str_buf, "%20phC", a->value);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Patrick McHardy | 40 | 95.24% | 1 | 33.33% |
| Andy Shevchenko | 1 | 2.38% | 1 | 33.33% |
| Ying Xue | 1 | 2.38% | 1 | 33.33% |
| Total | 42 | 100.00% | 3 | 100.00% |
/* Convert from media address format to discovery message addr format */
static int tipc_ib_addr2msg(char *msg, struct tipc_media_addr *addr)
{
memset(msg, 0, TIPC_MEDIA_INFO_SIZE);
memcpy(msg, addr->value, INFINIBAND_ALEN);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jon Paul Maloy | 30 | 78.95% | 1 | 25.00% |
| Patrick McHardy | 6 | 15.79% | 1 | 25.00% |
| Ying Xue | 1 | 2.63% | 1 | 25.00% |
| Erik Hugne | 1 | 2.63% | 1 | 25.00% |
| Total | 38 | 100.00% | 4 | 100.00% |
/* Convert raw InfiniBand address format to media addr format */
static int tipc_ib_raw2addr(struct tipc_bearer *b,
struct tipc_media_addr *addr,
char *msg)
{
memset(addr, 0, sizeof(*addr));
memcpy(addr->value, msg, INFINIBAND_ALEN);
addr->media_id = TIPC_MEDIA_TYPE_IB;
addr->broadcast = !memcmp(msg, b->bcast_addr.value,
INFINIBAND_ALEN);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jon Paul Maloy | 44 | 61.97% | 1 | 50.00% |
| Patrick McHardy | 27 | 38.03% | 1 | 50.00% |
| Total | 71 | 100.00% | 2 | 100.00% |
/* Convert discovery msg addr format to InfiniBand media addr format */
static int tipc_ib_msg2addr(struct tipc_bearer *b,
struct tipc_media_addr *addr,
char *msg)
{
return tipc_ib_raw2addr(b, addr, msg);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Patrick McHardy | 21 | 70.00% | 1 | 33.33% |
| Jon Paul Maloy | 8 | 26.67% | 1 | 33.33% |
| Ying Xue | 1 | 3.33% | 1 | 33.33% |
| Total | 30 | 100.00% | 3 | 100.00% |
/* InfiniBand media registration info */
struct tipc_media ib_media_info = {
.send_msg = tipc_l2_send_msg,
.enable_media = tipc_enable_l2_media,
.disable_media = tipc_disable_l2_media,
.addr2str = tipc_ib_addr2str,
.addr2msg = tipc_ib_addr2msg,
.msg2addr = tipc_ib_msg2addr,
.raw2addr = tipc_ib_raw2addr,
.priority = TIPC_DEF_LINK_PRI,
.tolerance = TIPC_DEF_LINK_TOL,
.window = TIPC_DEF_LINK_WIN,
.type_id = TIPC_MEDIA_TYPE_IB,
.hwaddr_len = INFINIBAND_ALEN,
.name = "ib"
};
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Patrick McHardy | 157 | 58.80% | 1 | 16.67% |
| Jon Paul Maloy | 91 | 34.08% | 1 | 16.67% |
| Ying Xue | 17 | 6.37% | 2 | 33.33% |
| Andy Shevchenko | 1 | 0.37% | 1 | 16.67% |
| Erik Hugne | 1 | 0.37% | 1 | 16.67% |
| Total | 267 | 100.00% | 6 | 100.00% |
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