1d6b92ffaSHans Petter Selasky /*
2d6b92ffaSHans Petter Selasky * Copyright (c) 2004-2009 Voltaire, Inc. All rights reserved.
3d6b92ffaSHans Petter Selasky * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved.
4d6b92ffaSHans Petter Selasky * Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
5d6b92ffaSHans Petter Selasky * Copyright (c) 2009 HNR Consulting. All rights reserved.
6d6b92ffaSHans Petter Selasky *
7d6b92ffaSHans Petter Selasky * This software is available to you under a choice of one of two
8d6b92ffaSHans Petter Selasky * licenses. You may choose to be licensed under the terms of the GNU
9d6b92ffaSHans Petter Selasky * General Public License (GPL) Version 2, available from the file
10d6b92ffaSHans Petter Selasky * COPYING in the main directory of this source tree, or the
11d6b92ffaSHans Petter Selasky * OpenIB.org BSD license below:
12d6b92ffaSHans Petter Selasky *
13d6b92ffaSHans Petter Selasky * Redistribution and use in source and binary forms, with or
14d6b92ffaSHans Petter Selasky * without modification, are permitted provided that the following
15d6b92ffaSHans Petter Selasky * conditions are met:
16d6b92ffaSHans Petter Selasky *
17d6b92ffaSHans Petter Selasky * - Redistributions of source code must retain the above
18d6b92ffaSHans Petter Selasky * copyright notice, this list of conditions and the following
19d6b92ffaSHans Petter Selasky * disclaimer.
20d6b92ffaSHans Petter Selasky *
21d6b92ffaSHans Petter Selasky * - Redistributions in binary form must reproduce the above
22d6b92ffaSHans Petter Selasky * copyright notice, this list of conditions and the following
23d6b92ffaSHans Petter Selasky * disclaimer in the documentation and/or other materials
24d6b92ffaSHans Petter Selasky * provided with the distribution.
25d6b92ffaSHans Petter Selasky *
26d6b92ffaSHans Petter Selasky * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
27d6b92ffaSHans Petter Selasky * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
28d6b92ffaSHans Petter Selasky * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
29d6b92ffaSHans Petter Selasky * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
30d6b92ffaSHans Petter Selasky * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
31d6b92ffaSHans Petter Selasky * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
32d6b92ffaSHans Petter Selasky * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33d6b92ffaSHans Petter Selasky * SOFTWARE.
34d6b92ffaSHans Petter Selasky *
35d6b92ffaSHans Petter Selasky */
36d6b92ffaSHans Petter Selasky
37d6b92ffaSHans Petter Selasky /*
38d6b92ffaSHans Petter Selasky * Abstract:
39d6b92ffaSHans Petter Selasky * Implementation of osm_slvl_rcv_t.
40d6b92ffaSHans Petter Selasky * This object represents the SLtoVL Receiver object.
41d6b92ffaSHans Petter Selasky * This object is part of the opensm family of objects.
42d6b92ffaSHans Petter Selasky */
43d6b92ffaSHans Petter Selasky
44d6b92ffaSHans Petter Selasky #if HAVE_CONFIG_H
45d6b92ffaSHans Petter Selasky # include <config.h>
46d6b92ffaSHans Petter Selasky #endif /* HAVE_CONFIG_H */
47d6b92ffaSHans Petter Selasky
48d6b92ffaSHans Petter Selasky #include <string.h>
49d6b92ffaSHans Petter Selasky #include <iba/ib_types.h>
50d6b92ffaSHans Petter Selasky #include <complib/cl_passivelock.h>
51d6b92ffaSHans Petter Selasky #include <complib/cl_debug.h>
52d6b92ffaSHans Petter Selasky #include <opensm/osm_file_ids.h>
53d6b92ffaSHans Petter Selasky #define FILE_ID OSM_FILE_SLVL_MAP_RCV_C
54d6b92ffaSHans Petter Selasky #include <opensm/osm_madw.h>
55d6b92ffaSHans Petter Selasky #include <opensm/osm_log.h>
56d6b92ffaSHans Petter Selasky #include <opensm/osm_node.h>
57d6b92ffaSHans Petter Selasky #include <opensm/osm_subnet.h>
58d6b92ffaSHans Petter Selasky #include <opensm/osm_helper.h>
59d6b92ffaSHans Petter Selasky #include <opensm/osm_sm.h>
60d6b92ffaSHans Petter Selasky
61d6b92ffaSHans Petter Selasky /*
62d6b92ffaSHans Petter Selasky * WE ONLY RECEIVE GET or SET responses
63d6b92ffaSHans Petter Selasky */
osm_slvl_rcv_process(IN void * context,IN void * p_data)64d6b92ffaSHans Petter Selasky void osm_slvl_rcv_process(IN void *context, IN void *p_data)
65d6b92ffaSHans Petter Selasky {
66d6b92ffaSHans Petter Selasky osm_sm_t *sm = context;
67d6b92ffaSHans Petter Selasky osm_madw_t *p_madw = p_data;
68d6b92ffaSHans Petter Selasky ib_slvl_table_t *p_slvl_tbl;
69d6b92ffaSHans Petter Selasky ib_smp_t *p_smp;
70d6b92ffaSHans Petter Selasky osm_port_t *p_port;
71d6b92ffaSHans Petter Selasky osm_physp_t *p_physp;
72d6b92ffaSHans Petter Selasky osm_node_t *p_node;
73d6b92ffaSHans Petter Selasky osm_slvl_context_t *p_context;
74d6b92ffaSHans Petter Selasky ib_net64_t port_guid;
75d6b92ffaSHans Petter Selasky ib_net64_t node_guid;
76d6b92ffaSHans Petter Selasky uint32_t attr_mod;
77d6b92ffaSHans Petter Selasky uint8_t startinport, endinport, startoutport, endoutport;
78d6b92ffaSHans Petter Selasky uint8_t in_port, out_port;
79d6b92ffaSHans Petter Selasky
80d6b92ffaSHans Petter Selasky CL_ASSERT(sm);
81d6b92ffaSHans Petter Selasky
82d6b92ffaSHans Petter Selasky OSM_LOG_ENTER(sm->p_log);
83d6b92ffaSHans Petter Selasky
84d6b92ffaSHans Petter Selasky CL_ASSERT(p_madw);
85d6b92ffaSHans Petter Selasky
86d6b92ffaSHans Petter Selasky p_smp = osm_madw_get_smp_ptr(p_madw);
87d6b92ffaSHans Petter Selasky p_context = osm_madw_get_slvl_context_ptr(p_madw);
88d6b92ffaSHans Petter Selasky p_slvl_tbl = ib_smp_get_payload_ptr(p_smp);
89d6b92ffaSHans Petter Selasky
90d6b92ffaSHans Petter Selasky port_guid = p_context->port_guid;
91d6b92ffaSHans Petter Selasky node_guid = p_context->node_guid;
92d6b92ffaSHans Petter Selasky
93d6b92ffaSHans Petter Selasky CL_ASSERT(p_smp->attr_id == IB_MAD_ATTR_SLVL_TABLE);
94d6b92ffaSHans Petter Selasky
95d6b92ffaSHans Petter Selasky if (!sm->p_subn->opt.suppress_sl2vl_mad_status_errors &&
96d6b92ffaSHans Petter Selasky ib_smp_get_status(p_smp)) {
97d6b92ffaSHans Petter Selasky OSM_LOG(sm->p_log, OSM_LOG_DEBUG,
98d6b92ffaSHans Petter Selasky "MAD status 0x%x received\n",
99d6b92ffaSHans Petter Selasky cl_ntoh16(ib_smp_get_status(p_smp)));
100d6b92ffaSHans Petter Selasky goto Exit2;
101d6b92ffaSHans Petter Selasky }
102d6b92ffaSHans Petter Selasky
103d6b92ffaSHans Petter Selasky cl_plock_excl_acquire(sm->p_lock);
104d6b92ffaSHans Petter Selasky p_port = osm_get_port_by_guid(sm->p_subn, port_guid);
105d6b92ffaSHans Petter Selasky
106d6b92ffaSHans Petter Selasky if (!p_port) {
107d6b92ffaSHans Petter Selasky OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 2C06: "
108d6b92ffaSHans Petter Selasky "No port object for port with GUID 0x%" PRIx64
109d6b92ffaSHans Petter Selasky "\n\t\t\t\tfor parent node GUID 0x%" PRIx64
110d6b92ffaSHans Petter Selasky ", TID 0x%" PRIx64 "\n", cl_ntoh64(port_guid),
111d6b92ffaSHans Petter Selasky cl_ntoh64(node_guid), cl_ntoh64(p_smp->trans_id));
112d6b92ffaSHans Petter Selasky goto Exit;
113d6b92ffaSHans Petter Selasky }
114d6b92ffaSHans Petter Selasky
115d6b92ffaSHans Petter Selasky p_node = p_port->p_node;
116d6b92ffaSHans Petter Selasky CL_ASSERT(p_node);
117d6b92ffaSHans Petter Selasky
118d6b92ffaSHans Petter Selasky /* in case of a non switch node the attr modifier should be ignored */
119d6b92ffaSHans Petter Selasky if (osm_node_get_type(p_node) == IB_NODE_TYPE_SWITCH) {
120d6b92ffaSHans Petter Selasky unsigned num_ports = osm_node_get_num_physp(p_node) - 1;
121d6b92ffaSHans Petter Selasky attr_mod = cl_ntoh32(p_smp->attr_mod);
122d6b92ffaSHans Petter Selasky
123d6b92ffaSHans Petter Selasky if (attr_mod & 0x10000) {
124d6b92ffaSHans Petter Selasky startoutport = ib_switch_info_is_enhanced_port0(&p_node->sw->switch_info) ? 0 : 1;
125d6b92ffaSHans Petter Selasky endoutport = osm_node_get_num_physp(p_node) - 1;
126d6b92ffaSHans Petter Selasky } else
127d6b92ffaSHans Petter Selasky startoutport = endoutport = attr_mod & 0xff;
128d6b92ffaSHans Petter Selasky
129d6b92ffaSHans Petter Selasky if (attr_mod & 0x20000) {
130d6b92ffaSHans Petter Selasky startinport = ib_switch_info_is_enhanced_port0(&p_node->sw->switch_info) ? 0 : 1;
131d6b92ffaSHans Petter Selasky endinport = osm_node_get_num_physp(p_node) - 1;
132d6b92ffaSHans Petter Selasky } else
133d6b92ffaSHans Petter Selasky startinport = endinport = (attr_mod >> 8) & 0xff;
134d6b92ffaSHans Petter Selasky
135d6b92ffaSHans Petter Selasky if (startinport > num_ports || startoutport > num_ports) {
136d6b92ffaSHans Petter Selasky OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 2C07"
137d6b92ffaSHans Petter Selasky "Invalid attribute modifier 0x%x received in"
138d6b92ffaSHans Petter Selasky " response from switch 0x%" PRIx64 "\n",
139d6b92ffaSHans Petter Selasky cl_ntoh32(attr_mod), cl_ntoh64(node_guid));
140d6b92ffaSHans Petter Selasky goto Exit;
141d6b92ffaSHans Petter Selasky }
142d6b92ffaSHans Petter Selasky
143d6b92ffaSHans Petter Selasky } else {
144d6b92ffaSHans Petter Selasky startoutport = endoutport = p_port->p_physp->port_num;
145d6b92ffaSHans Petter Selasky startinport = endinport = 0;
146d6b92ffaSHans Petter Selasky }
147d6b92ffaSHans Petter Selasky
148d6b92ffaSHans Petter Selasky OSM_LOG(sm->p_log, OSM_LOG_DEBUG, "Received SLtoVL GetResp"
149d6b92ffaSHans Petter Selasky " in_port_num %u out_port_num %u with GUID 0x%" PRIx64
150d6b92ffaSHans Petter Selasky " for parent node GUID 0x%" PRIx64 ", TID 0x%" PRIx64 "\n",
151d6b92ffaSHans Petter Selasky startinport == endinport ? startinport : 0xff,
152d6b92ffaSHans Petter Selasky startoutport == endoutport ? startoutport : 0xff,
153d6b92ffaSHans Petter Selasky cl_ntoh64(port_guid), cl_ntoh64(node_guid),
154d6b92ffaSHans Petter Selasky cl_ntoh64(p_smp->trans_id));
155d6b92ffaSHans Petter Selasky
156d6b92ffaSHans Petter Selasky osm_dump_slvl_map_table_v2(sm->p_log, port_guid,
157d6b92ffaSHans Petter Selasky startinport == endinport ? startinport : 0xff,
158d6b92ffaSHans Petter Selasky startoutport == endoutport ? startoutport : 0xff,
159d6b92ffaSHans Petter Selasky p_slvl_tbl, FILE_ID, OSM_LOG_DEBUG);
160d6b92ffaSHans Petter Selasky
161d6b92ffaSHans Petter Selasky for (out_port = startoutport; out_port <= endoutport; out_port++) {
162d6b92ffaSHans Petter Selasky p_physp = osm_node_get_physp_ptr(p_node, out_port);
163d6b92ffaSHans Petter Selasky for (in_port = startinport; in_port <= endinport; in_port++)
164d6b92ffaSHans Petter Selasky osm_physp_set_slvl_tbl(p_physp, p_slvl_tbl, in_port);
165d6b92ffaSHans Petter Selasky }
166d6b92ffaSHans Petter Selasky
167d6b92ffaSHans Petter Selasky Exit:
168d6b92ffaSHans Petter Selasky cl_plock_release(sm->p_lock);
169d6b92ffaSHans Petter Selasky
170d6b92ffaSHans Petter Selasky Exit2:
171d6b92ffaSHans Petter Selasky OSM_LOG_EXIT(sm->p_log);
172d6b92ffaSHans Petter Selasky }
173