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40 * Implementation of osm_vla_rcv_t.
41 * This object represents the Vl Arbitration Receiver object.
42 * This object is part of the opensm family of objects.
47 #endif /* HAVE_CONFIG_H */
50 #include <iba/ib_types.h>
51 #include <complib/cl_passivelock.h>
52 #include <complib/cl_debug.h>
53 #include <opensm/osm_file_ids.h>
54 #define FILE_ID OSM_FILE_VL_ARB_RCV_C
55 #include <opensm/osm_madw.h>
56 #include <opensm/osm_log.h>
57 #include <opensm/osm_node.h>
58 #include <opensm/osm_subnet.h>
59 #include <opensm/osm_helper.h>
60 #include <opensm/osm_sm.h>
63 * WE ONLY RECEIVE GET or SET responses
65 void osm_vla_rcv_process(IN void *context, IN void *data)
67 osm_sm_t *sm = context;
68 osm_madw_t *p_madw = data;
69 ib_vl_arb_table_t *p_vla_tbl;
74 osm_vla_context_t *p_context;
77 uint8_t port_num, block_num;
81 OSM_LOG_ENTER(sm->p_log);
85 p_smp = osm_madw_get_smp_ptr(p_madw);
87 p_context = osm_madw_get_vla_context_ptr(p_madw);
88 p_vla_tbl = ib_smp_get_payload_ptr(p_smp);
90 port_guid = p_context->port_guid;
91 node_guid = p_context->node_guid;
93 CL_ASSERT(p_smp->attr_id == IB_MAD_ATTR_VL_ARBITRATION);
95 if (ib_smp_get_status(p_smp)) {
96 OSM_LOG(sm->p_log, OSM_LOG_DEBUG,
97 "MAD status 0x%x received\n",
98 cl_ntoh16(ib_smp_get_status(p_smp)));
102 cl_plock_excl_acquire(sm->p_lock);
103 p_port = osm_get_port_by_guid(sm->p_subn, port_guid);
105 OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 3F06: "
106 "No port object for port with GUID 0x%" PRIx64
107 "\n\t\t\t\tfor parent node GUID 0x%" PRIx64
108 ", TID 0x%" PRIx64 "\n", cl_ntoh64(port_guid),
109 cl_ntoh64(node_guid), cl_ntoh64(p_smp->trans_id));
113 p_node = p_port->p_node;
116 block_num = (uint8_t) (cl_ntoh32(p_smp->attr_mod) >> 16);
117 /* in case of a non switch node the attr modifier should be ignored */
118 if (osm_node_get_type(p_node) == IB_NODE_TYPE_SWITCH) {
119 port_num = (uint8_t) (cl_ntoh32(p_smp->attr_mod) & 0x000000FF);
120 p_physp = osm_node_get_physp_ptr(p_node, port_num);
122 p_physp = p_port->p_physp;
123 port_num = p_physp->port_num;
127 We do not care if this is a result of a set or get -
128 all we want is to update the subnet.
130 OSM_LOG(sm->p_log, OSM_LOG_VERBOSE,
131 "Got GetResp(VLArb) block:%u port_num %u with GUID 0x%"
132 PRIx64 " for parent node GUID 0x%" PRIx64 ", TID 0x%"
133 PRIx64 "\n", block_num, port_num, cl_ntoh64(port_guid),
134 cl_ntoh64(node_guid), cl_ntoh64(p_smp->trans_id));
137 Determine if we encountered a new Physical Port.
141 OSM_LOG(sm->p_log, OSM_LOG_ERROR,
142 "Got invalid port number %u\n", port_num);
146 if ((block_num < 1) || (block_num > 4)) {
147 OSM_LOG(sm->p_log, OSM_LOG_ERROR,
148 "Got invalid block number 0x%X\n", block_num);
152 osm_dump_vl_arb_table_v2(sm->p_log, port_guid, block_num, port_num,
153 p_vla_tbl, FILE_ID, OSM_LOG_DEBUG);
154 osm_physp_set_vla_tbl(p_physp, p_vla_tbl, block_num);
157 cl_plock_release(sm->p_lock);
160 OSM_LOG_EXIT(sm->p_log);