1219820Sjeff/* 2219820Sjeff * Copyright (c) 2004-2008 Voltaire, Inc. All rights reserved. 3219820Sjeff * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved. 4219820Sjeff * Copyright (c) 1996-2003 Intel Corporation. All rights reserved. 5219820Sjeff * 6219820Sjeff * This software is available to you under a choice of one of two 7219820Sjeff * licenses. You may choose to be licensed under the terms of the GNU 8219820Sjeff * General Public License (GPL) Version 2, available from the file 9219820Sjeff * COPYING in the main directory of this source tree, or the 10219820Sjeff * OpenIB.org BSD license below: 11219820Sjeff * 12219820Sjeff * Redistribution and use in source and binary forms, with or 13219820Sjeff * without modification, are permitted provided that the following 14219820Sjeff * conditions are met: 15219820Sjeff * 16219820Sjeff * - Redistributions of source code must retain the above 17219820Sjeff * copyright notice, this list of conditions and the following 18219820Sjeff * disclaimer. 19219820Sjeff * 20219820Sjeff * - Redistributions in binary form must reproduce the above 21219820Sjeff * copyright notice, this list of conditions and the following 22219820Sjeff * disclaimer in the documentation and/or other materials 23219820Sjeff * provided with the distribution. 24219820Sjeff * 25219820Sjeff * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 26219820Sjeff * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 27219820Sjeff * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 28219820Sjeff * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 29219820Sjeff * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 30219820Sjeff * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 31219820Sjeff * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 32219820Sjeff * SOFTWARE. 33219820Sjeff * 34219820Sjeff */ 35219820Sjeff 36219820Sjeff/* 37219820Sjeff * Abstract: 38219820Sjeff * Implementation of osm_sir_rcv_t. 39219820Sjeff * This object represents the SwitchInfo Receiver object. 40219820Sjeff * This object is part of the opensm family of objects. 41219820Sjeff */ 42219820Sjeff 43219820Sjeff#if HAVE_CONFIG_H 44219820Sjeff# include <config.h> 45219820Sjeff#endif /* HAVE_CONFIG_H */ 46219820Sjeff 47219820Sjeff#include <string.h> 48219820Sjeff#include <iba/ib_types.h> 49219820Sjeff#include <complib/cl_debug.h> 50219820Sjeff#include <complib/cl_qlist.h> 51219820Sjeff#include <vendor/osm_vendor_api.h> 52219820Sjeff#include <opensm/osm_node.h> 53219820Sjeff#include <opensm/osm_helper.h> 54219820Sjeff#include <opensm/osm_pkey.h> 55219820Sjeff#include <opensm/osm_sa.h> 56219820Sjeff 57219820Sjefftypedef struct osm_sir_item { 58219820Sjeff cl_list_item_t list_item; 59219820Sjeff ib_switch_info_record_t rec; 60219820Sjeff} osm_sir_item_t; 61219820Sjeff 62219820Sjefftypedef struct osm_sir_search_ctxt { 63219820Sjeff const ib_switch_info_record_t *p_rcvd_rec; 64219820Sjeff ib_net64_t comp_mask; 65219820Sjeff cl_qlist_t *p_list; 66219820Sjeff osm_sa_t *sa; 67219820Sjeff const osm_physp_t *p_req_physp; 68219820Sjeff} osm_sir_search_ctxt_t; 69219820Sjeff 70219820Sjeff/********************************************************************** 71219820Sjeff **********************************************************************/ 72219820Sjeffstatic ib_api_status_t 73219820Sjeff__osm_sir_rcv_new_sir(IN osm_sa_t * sa, 74219820Sjeff IN const osm_switch_t * const p_sw, 75219820Sjeff IN cl_qlist_t * const p_list, IN ib_net16_t const lid) 76219820Sjeff{ 77219820Sjeff osm_sir_item_t *p_rec_item; 78219820Sjeff ib_api_status_t status = IB_SUCCESS; 79219820Sjeff 80219820Sjeff OSM_LOG_ENTER(sa->p_log); 81219820Sjeff 82219820Sjeff p_rec_item = malloc(sizeof(*p_rec_item)); 83219820Sjeff if (p_rec_item == NULL) { 84219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5308: " 85219820Sjeff "rec_item alloc failed\n"); 86219820Sjeff status = IB_INSUFFICIENT_RESOURCES; 87219820Sjeff goto Exit; 88219820Sjeff } 89219820Sjeff 90219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_DEBUG, 91219820Sjeff "New SwitchInfoRecord: lid %u\n", cl_ntoh16(lid)); 92219820Sjeff 93219820Sjeff memset(p_rec_item, 0, sizeof(*p_rec_item)); 94219820Sjeff 95219820Sjeff p_rec_item->rec.lid = lid; 96219820Sjeff p_rec_item->rec.switch_info = p_sw->switch_info; 97219820Sjeff 98219820Sjeff cl_qlist_insert_tail(p_list, &p_rec_item->list_item); 99219820Sjeff 100219820SjeffExit: 101219820Sjeff OSM_LOG_EXIT(sa->p_log); 102219820Sjeff return (status); 103219820Sjeff} 104219820Sjeff 105219820Sjeff/********************************************************************** 106219820Sjeff **********************************************************************/ 107219820Sjeffstatic void 108219820Sjeff__osm_sir_rcv_create_sir(IN osm_sa_t * sa, 109219820Sjeff IN const osm_switch_t * const p_sw, 110219820Sjeff IN cl_qlist_t * const p_list, 111219820Sjeff IN ib_net16_t const match_lid, 112219820Sjeff IN const osm_physp_t * const p_req_physp) 113219820Sjeff{ 114219820Sjeff osm_port_t *p_port; 115219820Sjeff const osm_physp_t *p_physp; 116219820Sjeff uint16_t match_lid_ho; 117219820Sjeff ib_net16_t min_lid_ho; 118219820Sjeff ib_net16_t max_lid_ho; 119219820Sjeff 120219820Sjeff OSM_LOG_ENTER(sa->p_log); 121219820Sjeff 122219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_DEBUG, 123219820Sjeff "Looking for SwitchInfoRecord with LID: %u\n", 124219820Sjeff cl_ntoh16(match_lid)); 125219820Sjeff 126219820Sjeff /* In switches, the port guid is the node guid. */ 127219820Sjeff p_port = 128219820Sjeff osm_get_port_by_guid(sa->p_subn, p_sw->p_node->node_info.port_guid); 129219820Sjeff if (!p_port) { 130219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 530A: " 131219820Sjeff "Failed to find Port by Node Guid:0x%016" PRIx64 132219820Sjeff "\n", cl_ntoh64(p_sw->p_node->node_info.node_guid)); 133219820Sjeff goto Exit; 134219820Sjeff } 135219820Sjeff 136219820Sjeff /* check that the requester physp and the current physp are under 137219820Sjeff the same partition. */ 138219820Sjeff p_physp = p_port->p_physp; 139219820Sjeff if (!p_physp) { 140219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 530B: " 141219820Sjeff "Failed to find default physical Port by Node Guid:0x%016" 142219820Sjeff PRIx64 "\n", 143219820Sjeff cl_ntoh64(p_sw->p_node->node_info.node_guid)); 144219820Sjeff goto Exit; 145219820Sjeff } 146219820Sjeff if (!osm_physp_share_pkey(sa->p_log, p_req_physp, p_physp)) 147219820Sjeff goto Exit; 148219820Sjeff 149219820Sjeff /* get the port 0 of the switch */ 150219820Sjeff osm_port_get_lid_range_ho(p_port, &min_lid_ho, &max_lid_ho); 151219820Sjeff 152219820Sjeff match_lid_ho = cl_ntoh16(match_lid); 153219820Sjeff if (match_lid_ho) { 154219820Sjeff /* 155219820Sjeff We validate that the lid belongs to this switch. 156219820Sjeff */ 157219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_DEBUG, 158219820Sjeff "Comparing LID: %u <= %u <= %u\n", 159219820Sjeff min_lid_ho, match_lid_ho, max_lid_ho); 160219820Sjeff 161219820Sjeff if (match_lid_ho < min_lid_ho || match_lid_ho > max_lid_ho) 162219820Sjeff goto Exit; 163219820Sjeff 164219820Sjeff } 165219820Sjeff 166219820Sjeff __osm_sir_rcv_new_sir(sa, p_sw, p_list, osm_port_get_base_lid(p_port)); 167219820Sjeff 168219820SjeffExit: 169219820Sjeff OSM_LOG_EXIT(sa->p_log); 170219820Sjeff} 171219820Sjeff 172219820Sjeff/********************************************************************** 173219820Sjeff **********************************************************************/ 174219820Sjeffstatic void 175219820Sjeff__osm_sir_rcv_by_comp_mask(IN cl_map_item_t * const p_map_item, 176219820Sjeff IN void *context) 177219820Sjeff{ 178219820Sjeff const osm_sir_search_ctxt_t *const p_ctxt = 179219820Sjeff (osm_sir_search_ctxt_t *) context; 180219820Sjeff const osm_switch_t *const p_sw = (osm_switch_t *) p_map_item; 181219820Sjeff const ib_switch_info_record_t *const p_rcvd_rec = p_ctxt->p_rcvd_rec; 182219820Sjeff const osm_physp_t *const p_req_physp = p_ctxt->p_req_physp; 183219820Sjeff osm_sa_t *sa = p_ctxt->sa; 184219820Sjeff ib_net64_t const comp_mask = p_ctxt->comp_mask; 185219820Sjeff ib_net16_t match_lid = 0; 186219820Sjeff 187219820Sjeff OSM_LOG_ENTER(p_ctxt->sa->p_log); 188219820Sjeff 189219820Sjeff osm_dump_switch_info(p_ctxt->sa->p_log, 190219820Sjeff &p_sw->switch_info, OSM_LOG_VERBOSE); 191219820Sjeff 192219820Sjeff if (comp_mask & IB_SWIR_COMPMASK_LID) { 193219820Sjeff match_lid = p_rcvd_rec->lid; 194219820Sjeff if (!match_lid) 195219820Sjeff goto Exit; 196219820Sjeff } 197219820Sjeff 198219820Sjeff __osm_sir_rcv_create_sir(sa, p_sw, p_ctxt->p_list, 199219820Sjeff match_lid, p_req_physp); 200219820Sjeff 201219820SjeffExit: 202219820Sjeff OSM_LOG_EXIT(p_ctxt->sa->p_log); 203219820Sjeff} 204219820Sjeff 205219820Sjeff/********************************************************************** 206219820Sjeff **********************************************************************/ 207219820Sjeffvoid osm_sir_rcv_process(IN void *ctx, IN void *data) 208219820Sjeff{ 209219820Sjeff osm_sa_t *sa = ctx; 210219820Sjeff osm_madw_t *p_madw = data; 211219820Sjeff const ib_sa_mad_t *sad_mad; 212219820Sjeff const ib_switch_info_record_t *p_rcvd_rec; 213219820Sjeff cl_qlist_t rec_list; 214219820Sjeff osm_sir_search_ctxt_t context; 215219820Sjeff osm_physp_t *p_req_physp; 216219820Sjeff 217219820Sjeff CL_ASSERT(sa); 218219820Sjeff 219219820Sjeff OSM_LOG_ENTER(sa->p_log); 220219820Sjeff 221219820Sjeff CL_ASSERT(p_madw); 222219820Sjeff 223219820Sjeff sad_mad = osm_madw_get_sa_mad_ptr(p_madw); 224219820Sjeff p_rcvd_rec = 225219820Sjeff (ib_switch_info_record_t *) ib_sa_mad_get_payload_ptr(sad_mad); 226219820Sjeff 227219820Sjeff CL_ASSERT(sad_mad->attr_id == IB_MAD_ATTR_SWITCH_INFO_RECORD); 228219820Sjeff 229219820Sjeff /* we only support SubnAdmGet and SubnAdmGetTable methods */ 230219820Sjeff if (sad_mad->method != IB_MAD_METHOD_GET && 231219820Sjeff sad_mad->method != IB_MAD_METHOD_GETTABLE) { 232219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5305: " 233219820Sjeff "Unsupported Method (%s)\n", 234219820Sjeff ib_get_sa_method_str(sad_mad->method)); 235219820Sjeff osm_sa_send_error(sa, p_madw, IB_MAD_STATUS_UNSUP_METHOD_ATTR); 236219820Sjeff goto Exit; 237219820Sjeff } 238219820Sjeff 239219820Sjeff /* update the requester physical port. */ 240219820Sjeff p_req_physp = osm_get_physp_by_mad_addr(sa->p_log, sa->p_subn, 241219820Sjeff osm_madw_get_mad_addr_ptr 242219820Sjeff (p_madw)); 243219820Sjeff if (p_req_physp == NULL) { 244219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5304: " 245219820Sjeff "Cannot find requester physical port\n"); 246219820Sjeff goto Exit; 247219820Sjeff } 248219820Sjeff 249219820Sjeff if (osm_log_is_active(sa->p_log, OSM_LOG_DEBUG)) 250219820Sjeff osm_dump_switch_info_record(sa->p_log, p_rcvd_rec, 251219820Sjeff OSM_LOG_DEBUG); 252219820Sjeff 253219820Sjeff cl_qlist_init(&rec_list); 254219820Sjeff 255219820Sjeff context.p_rcvd_rec = p_rcvd_rec; 256219820Sjeff context.p_list = &rec_list; 257219820Sjeff context.comp_mask = sad_mad->comp_mask; 258219820Sjeff context.sa = sa; 259219820Sjeff context.p_req_physp = p_req_physp; 260219820Sjeff 261219820Sjeff cl_plock_acquire(sa->p_lock); 262219820Sjeff 263219820Sjeff /* Go over all switches */ 264219820Sjeff cl_qmap_apply_func(&sa->p_subn->sw_guid_tbl, 265219820Sjeff __osm_sir_rcv_by_comp_mask, &context); 266219820Sjeff 267219820Sjeff cl_plock_release(sa->p_lock); 268219820Sjeff 269219820Sjeff osm_sa_respond(sa, p_madw, sizeof(ib_switch_info_record_t), &rec_list); 270219820Sjeff 271219820SjeffExit: 272219820Sjeff OSM_LOG_EXIT(sa->p_log); 273219820Sjeff} 274