1/*
2 * Copyright (c) 2004-2007 Voltaire Inc.  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 <unistd.h>
41#include <string.h>
42#include <pthread.h>
43#include <sys/time.h>
44
45#include <mad.h>
46#include <infiniband/common.h>
47
48#undef DEBUG
49#define DEBUG 	if (ibdebug)	IBWARN
50
51uint8_t *
52smp_set_via(void *data, ib_portid_t *portid, unsigned attrid, unsigned mod, unsigned timeout, const void *srcport)
53{
54	ib_rpc_t rpc = {0};
55
56	DEBUG("attr 0x%x mod 0x%x route %s", attrid, mod, portid2str(portid));
57	if ((portid->lid <= 0) ||
58	    (portid->drpath.drslid == 0xffff) ||
59	    (portid->drpath.drdlid == 0xffff))
60		rpc.mgtclass = IB_SMI_DIRECT_CLASS;	/* direct SMI */
61	else
62		rpc.mgtclass = IB_SMI_CLASS;		/* Lid routed SMI */
63
64	rpc.method = IB_MAD_METHOD_SET;
65	rpc.attr.id = attrid;
66	rpc.attr.mod = mod;
67	rpc.timeout = timeout;
68	rpc.datasz = IB_SMP_DATA_SIZE;
69	rpc.dataoffs = IB_SMP_DATA_OFFS;
70
71	portid->sl = 0;
72	portid->qp = 0;
73
74	if (srcport) {
75		return mad_rpc(srcport, &rpc, portid, data, data);
76	} else {
77		return madrpc(&rpc, portid, data, data);
78	}
79}
80
81uint8_t *
82smp_set(void *data, ib_portid_t *portid, unsigned attrid, unsigned mod, unsigned timeout)
83{
84	return smp_set_via(data, portid, attrid, mod, timeout, NULL);
85}
86
87uint8_t *
88smp_query_via(void *rcvbuf, ib_portid_t *portid, unsigned attrid, unsigned mod,
89	      unsigned timeout, const void *srcport)
90{
91	ib_rpc_t rpc = {0};
92
93	DEBUG("attr 0x%x mod 0x%x route %s", attrid, mod, portid2str(portid));
94	rpc.method = IB_MAD_METHOD_GET;
95	rpc.attr.id = attrid;
96	rpc.attr.mod = mod;
97	rpc.timeout = timeout;
98	rpc.datasz = IB_SMP_DATA_SIZE;
99	rpc.dataoffs = IB_SMP_DATA_OFFS;
100
101	if ((portid->lid <= 0) ||
102	    (portid->drpath.drslid == 0xffff) ||
103	    (portid->drpath.drdlid == 0xffff))
104		rpc.mgtclass = IB_SMI_DIRECT_CLASS;	/* direct SMI */
105	else
106		rpc.mgtclass = IB_SMI_CLASS;		/* Lid routed SMI */
107
108	portid->sl = 0;
109	portid->qp = 0;
110
111	if (srcport) {
112		return mad_rpc(srcport, &rpc, portid, 0, rcvbuf);
113	} else {
114		return madrpc(&rpc, portid, 0, rcvbuf);
115	}
116}
117
118uint8_t *
119smp_query(void *rcvbuf, ib_portid_t *portid, unsigned attrid, unsigned mod,
120	  unsigned timeout)
121{
122	return smp_query_via(rcvbuf, portid, attrid, mod, timeout, NULL);
123}
124