xref: /freebsd/contrib/ofed/libibmad/cc.c (revision 2e3f49888ec8851bafb22011533217487764fdb0)
1 /*
2  * Copyright (c) 2011 Lawrence Livermore National Lab.  All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  *
32  */
33 
34 #if HAVE_CONFIG_H
35 #  include <config.h>
36 #endif				/* HAVE_CONFIG_H */
37 
38 #include <stdio.h>
39 #include <stdlib.h>
40 #include <string.h>
41 
42 #include <infiniband/umad.h>
43 #include <infiniband/mad.h>
44 #include "mad_internal.h"
45 
46 #undef DEBUG
47 #define DEBUG 	if (ibdebug)	IBWARN
48 
49 void *cc_query_status_via(void *rcvbuf, ib_portid_t * portid,
50 			  unsigned attrid, unsigned mod, unsigned timeout,
51 			  int *rstatus, const struct ibmad_port * srcport,
52 			  uint64_t cckey)
53 {
54 	ib_rpc_cc_t rpc = { 0 };
55 	void *res;
56 
57 	DEBUG("attr 0x%x mod 0x%x route %s", attrid, mod, portid2str(portid));
58 	rpc.method = IB_MAD_METHOD_GET;
59 	rpc.attr.id = attrid;
60 	rpc.attr.mod = mod;
61 	rpc.timeout = timeout;
62 	if (attrid == IB_CC_ATTR_CONGESTION_LOG) {
63 		rpc.datasz = IB_CC_LOG_DATA_SZ;
64 		rpc.dataoffs = IB_CC_LOG_DATA_OFFS;
65 	}
66 	else {
67 		rpc.datasz = IB_CC_DATA_SZ;
68 		rpc.dataoffs = IB_CC_DATA_OFFS;
69 	}
70 	rpc.mgtclass = IB_CC_CLASS;
71 	rpc.cckey = cckey;
72 
73 	portid->qp = 1;
74 	if (!portid->qkey)
75 		portid->qkey = IB_DEFAULT_QP1_QKEY;
76 
77 	res = mad_rpc(srcport, (ib_rpc_t *)&rpc, portid, rcvbuf, rcvbuf);
78 	if (rstatus)
79 		*rstatus = rpc.rstatus;
80 
81 	return res;
82 }
83 
84 void *cc_config_status_via(void *payload, void *rcvbuf, ib_portid_t * portid,
85                            unsigned attrid, unsigned mod, unsigned timeout,
86                            int *rstatus, const struct ibmad_port * srcport,
87                            uint64_t cckey)
88 {
89 	ib_rpc_cc_t rpc = { 0 };
90 	void *res;
91 
92 	DEBUG("attr 0x%x mod 0x%x route %s", attrid, mod, portid2str(portid));
93 	rpc.method = IB_MAD_METHOD_SET;
94 	rpc.attr.id = attrid;
95 	rpc.attr.mod = mod;
96 	rpc.timeout = timeout;
97 	if (attrid == IB_CC_ATTR_CONGESTION_LOG) {
98 		rpc.datasz = IB_CC_LOG_DATA_SZ;
99 		rpc.dataoffs = IB_CC_LOG_DATA_OFFS;
100 	}
101 	else {
102 		rpc.datasz = IB_CC_DATA_SZ;
103 		rpc.dataoffs = IB_CC_DATA_OFFS;
104 	}
105 	rpc.mgtclass = IB_CC_CLASS;
106 	rpc.cckey = cckey;
107 
108 	portid->qp = 1;
109 	if (!portid->qkey)
110 		portid->qkey = IB_DEFAULT_QP1_QKEY;
111 
112 	res = mad_rpc(srcport, (ib_rpc_t *)&rpc, portid, payload, rcvbuf);
113 	if (rstatus)
114 		*rstatus = rpc.rstatus;
115 
116 	return res;
117 }
118 
119 
120