1 /*
2 * Copyright (c) 2004-2009 Voltaire, Inc. All rights reserved.
3 * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved.
4 * Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
5 *
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
11 *
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
14 * conditions are met:
15 *
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
18 * disclaimer.
19 *
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
24 *
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 * SOFTWARE.
33 *
34 */
35
36 #if HAVE_CONFIG_H
37 # include <config.h>
38 #endif /* HAVE_CONFIG_H */
39
40 #include <string.h>
41 #include <iba/ib_types.h>
42 #include <complib/cl_passivelock.h>
43 #include <complib/cl_debug.h>
44 #include <opensm/osm_file_ids.h>
45 #define FILE_ID OSM_FILE_PKEY_RCV_C
46 #include <opensm/osm_madw.h>
47 #include <opensm/osm_log.h>
48 #include <opensm/osm_node.h>
49 #include <opensm/osm_subnet.h>
50 #include <opensm/osm_helper.h>
51 #include <opensm/osm_sm.h>
52
53 /*
54 * WE ONLY RECEIVE GET or SET responses
55 */
osm_pkey_rcv_process(IN void * context,IN void * data)56 void osm_pkey_rcv_process(IN void *context, IN void *data)
57 {
58 osm_sm_t *sm = context;
59 osm_madw_t *p_madw = data;
60 ib_pkey_table_t *p_pkey_tbl;
61 ib_smp_t *p_smp;
62 osm_port_t *p_port;
63 osm_physp_t *p_physp;
64 osm_node_t *p_node;
65 osm_pkey_context_t *p_context;
66 ib_net64_t port_guid;
67 ib_net64_t node_guid;
68 uint8_t port_num;
69 uint16_t block_num;
70
71 CL_ASSERT(sm);
72
73 OSM_LOG_ENTER(sm->p_log);
74
75 CL_ASSERT(p_madw);
76
77 p_smp = osm_madw_get_smp_ptr(p_madw);
78
79 p_context = osm_madw_get_pkey_context_ptr(p_madw);
80 p_pkey_tbl = ib_smp_get_payload_ptr(p_smp);
81
82 port_guid = p_context->port_guid;
83 node_guid = p_context->node_guid;
84
85 CL_ASSERT(p_smp->attr_id == IB_MAD_ATTR_P_KEY_TABLE);
86
87 if (ib_smp_get_status(p_smp)) {
88 OSM_LOG(sm->p_log, OSM_LOG_DEBUG,
89 "MAD status 0x%x received\n",
90 cl_ntoh16(ib_smp_get_status(p_smp)));
91 goto Exit2;
92 }
93
94 cl_plock_excl_acquire(sm->p_lock);
95 p_port = osm_get_port_by_guid(sm->p_subn, port_guid);
96 if (!p_port) {
97 OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 4806: "
98 "No port object for port with GUID 0x%" PRIx64
99 "\n\t\t\t\tfor parent node GUID 0x%" PRIx64
100 ", TID 0x%" PRIx64 "\n", cl_ntoh64(port_guid),
101 cl_ntoh64(node_guid), cl_ntoh64(p_smp->trans_id));
102 goto Exit;
103 }
104
105 p_node = p_port->p_node;
106 CL_ASSERT(p_node);
107
108 block_num = (uint16_t) ((cl_ntoh32(p_smp->attr_mod)) & 0x0000FFFF);
109 /* in case of a non switch node the attr modifier should be ignored */
110 if (osm_node_get_type(p_node) == IB_NODE_TYPE_SWITCH) {
111 port_num =
112 (uint8_t) (((cl_ntoh32(p_smp->attr_mod)) & 0x00FF0000) >>
113 16);
114 p_physp = osm_node_get_physp_ptr(p_node, port_num);
115 } else {
116 p_physp = p_port->p_physp;
117 port_num = p_physp->port_num;
118 }
119
120 /*
121 We do not care if this is a result of a set or get -
122 all we want is to update the subnet.
123 */
124 OSM_LOG(sm->p_log, OSM_LOG_VERBOSE,
125 "Got GetResp(PKey) block:%u port_num %u with GUID 0x%"
126 PRIx64 " for parent node GUID 0x%" PRIx64 ", TID 0x%"
127 PRIx64 "\n", block_num, port_num, cl_ntoh64(port_guid),
128 cl_ntoh64(node_guid), cl_ntoh64(p_smp->trans_id));
129
130 /*
131 Determine if we encountered a new Physical Port.
132 If so, ignore it.
133 */
134 if (!p_physp) {
135 OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 4807: "
136 "Got invalid port number %u\n", port_num);
137 goto Exit;
138 }
139
140 osm_dump_pkey_block_v2(sm->p_log, port_guid, block_num, port_num,
141 p_pkey_tbl, FILE_ID, OSM_LOG_DEBUG);
142
143 osm_physp_set_pkey_tbl(sm->p_log, sm->p_subn,
144 p_physp, p_pkey_tbl, block_num,
145 p_context->set_method);
146
147 Exit:
148 cl_plock_release(sm->p_lock);
149
150 Exit2:
151 OSM_LOG_EXIT(sm->p_log);
152 }
153