1 /*
2 * Copyright (c) 2011 Mellanox Technologies LTD. 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 /*
35 * Abstract:
36 * Implementation of osm_mlnx_epi_rcv_t.
37 * This object represents the MLNX ExtendedPortInfo Receiver object.
38 * This object is part of the opensm family of objects.
39 */
40
41 #if HAVE_CONFIG_H
42 # include <config.h>
43 #endif /* HAVE_CONFIG_H */
44
45 #include <string.h>
46 #include <stdlib.h>
47 #include <iba/ib_types.h>
48 #include <complib/cl_qmap.h>
49 #include <complib/cl_passivelock.h>
50 #include <complib/cl_debug.h>
51 #include <opensm/osm_file_ids.h>
52 #define FILE_ID OSM_FILE_MLNX_EXT_PORT_INFO_RCV_C
53 #include <vendor/osm_vendor_api.h>
54 #include <opensm/osm_madw.h>
55 #include <opensm/osm_log.h>
56 #include <opensm/osm_node.h>
57 #include <opensm/osm_subnet.h>
58 #include <opensm/osm_mad_pool.h>
59 #include <opensm/osm_msgdef.h>
60 #include <opensm/osm_helper.h>
61 #include <opensm/osm_opensm.h>
62
osm_mlnx_epi_rcv_process(IN void * context,IN void * data)63 void osm_mlnx_epi_rcv_process(IN void *context, IN void *data)
64 {
65 osm_sm_t *sm = context;
66 osm_madw_t *p_madw = data;
67 ib_mlnx_ext_port_info_t *p_pi;
68 ib_smp_t *p_smp;
69 osm_port_t *p_port;
70 osm_physp_t *p_physp;
71 osm_node_t *p_node;
72 osm_pi_context_t *p_context;
73 ib_net64_t port_guid, node_guid;
74 uint8_t port_num, portnum, start_port = 1;
75
76 OSM_LOG_ENTER(sm->p_log);
77
78 CL_ASSERT(sm);
79 CL_ASSERT(p_madw);
80
81 p_smp = osm_madw_get_smp_ptr(p_madw);
82 p_context = osm_madw_get_pi_context_ptr(p_madw);
83 p_pi = ib_smp_get_payload_ptr(p_smp);
84
85 CL_ASSERT(p_smp->attr_id == IB_MAD_ATTR_MLNX_EXTENDED_PORT_INFO);
86
87 port_num = (uint8_t) cl_ntoh32(p_smp->attr_mod);
88
89 port_guid = p_context->port_guid;
90 node_guid = p_context->node_guid;
91
92 osm_dump_mlnx_ext_port_info_v2(sm->p_log, node_guid, port_guid, port_num,
93 p_pi, FILE_ID, OSM_LOG_DEBUG);
94
95 CL_PLOCK_EXCL_ACQUIRE(sm->p_lock);
96 p_port = osm_get_port_by_guid(sm->p_subn, port_guid);
97 if (!p_port) {
98 CL_PLOCK_RELEASE(sm->p_lock);
99 OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 0F06: "
100 "No port object for port with GUID 0x%" PRIx64
101 "\n\t\t\t\tfor parent node GUID 0x%" PRIx64
102 ", TID 0x%" PRIx64 "\n",
103 cl_ntoh64(port_guid),
104 cl_ntoh64(node_guid), cl_ntoh64(p_smp->trans_id));
105 goto Exit;
106 }
107
108 p_node = p_port->p_node;
109 CL_ASSERT(p_node);
110
111 if (!(cl_ntoh16(p_smp->status) & 0x7fff)) {
112 if (port_num != 255) {
113 p_physp = osm_node_get_physp_ptr(p_node, port_num);
114 CL_ASSERT(p_physp);
115 p_physp->ext_port_info = *p_pi;
116 } else {
117 /* Handle all ports on set/set resp */
118 if (p_node->sw &&
119 ib_switch_info_is_enhanced_port0(&p_node->sw->switch_info))
120 start_port = 0;
121
122 for (portnum = start_port;
123 portnum < osm_node_get_num_physp(p_node);
124 portnum++) {
125 p_physp = osm_node_get_physp_ptr(p_node, portnum);
126 CL_ASSERT(p_physp);
127 p_physp->ext_port_info = *p_pi;
128 }
129 }
130 } else
131 OSM_LOG(sm->p_log, OSM_LOG_DEBUG,
132 "MAD status 0x%x received\n",
133 cl_ntoh16(p_smp->status) & 0x7fff);
134
135 CL_PLOCK_RELEASE(sm->p_lock);
136
137 Exit:
138 /*
139 Release the lock before jumping here!!
140 */
141 OSM_LOG_EXIT(sm->p_log);
142 }
143