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_slvl_rec_rcv_t. 39219820Sjeff * This object represents the SLtoVL Mapping Query 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_qmap.h> 50219820Sjeff#include <complib/cl_passivelock.h> 51219820Sjeff#include <complib/cl_debug.h> 52219820Sjeff#include <complib/cl_qlist.h> 53219820Sjeff#include <vendor/osm_vendor_api.h> 54219820Sjeff#include <opensm/osm_port.h> 55219820Sjeff#include <opensm/osm_node.h> 56219820Sjeff#include <opensm/osm_helper.h> 57219820Sjeff#include <opensm/osm_pkey.h> 58219820Sjeff#include <opensm/osm_sa.h> 59219820Sjeff 60219820Sjefftypedef struct osm_slvl_item { 61219820Sjeff cl_list_item_t list_item; 62219820Sjeff ib_slvl_table_record_t rec; 63219820Sjeff} osm_slvl_item_t; 64219820Sjeff 65219820Sjefftypedef struct osm_slvl_search_ctxt { 66219820Sjeff const ib_slvl_table_record_t *p_rcvd_rec; 67219820Sjeff ib_net64_t comp_mask; 68219820Sjeff uint8_t in_port_num; 69219820Sjeff cl_qlist_t *p_list; 70219820Sjeff osm_sa_t *sa; 71219820Sjeff const osm_physp_t *p_req_physp; 72219820Sjeff} osm_slvl_search_ctxt_t; 73219820Sjeff 74219820Sjeff/********************************************************************** 75219820Sjeff **********************************************************************/ 76219820Sjeffstatic void 77219820Sjeff__osm_sa_slvl_create(IN osm_sa_t * sa, 78219820Sjeff IN const osm_physp_t * const p_physp, 79219820Sjeff IN osm_slvl_search_ctxt_t * const p_ctxt, 80219820Sjeff IN uint8_t in_port_idx) 81219820Sjeff{ 82219820Sjeff osm_slvl_item_t *p_rec_item; 83219820Sjeff uint16_t lid; 84219820Sjeff ib_api_status_t status = IB_SUCCESS; 85219820Sjeff 86219820Sjeff OSM_LOG_ENTER(sa->p_log); 87219820Sjeff 88219820Sjeff p_rec_item = malloc(sizeof(*p_rec_item)); 89219820Sjeff if (p_rec_item == NULL) { 90219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 2602: " 91219820Sjeff "rec_item alloc failed\n"); 92219820Sjeff status = IB_INSUFFICIENT_RESOURCES; 93219820Sjeff goto Exit; 94219820Sjeff } 95219820Sjeff 96219820Sjeff if (p_physp->p_node->node_info.node_type != IB_NODE_TYPE_SWITCH) 97219820Sjeff lid = p_physp->port_info.base_lid; 98219820Sjeff else 99219820Sjeff lid = osm_node_get_base_lid(p_physp->p_node, 0); 100219820Sjeff 101219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_DEBUG, 102219820Sjeff "New SLtoVL Map for: OUT port 0x%016" PRIx64 103219820Sjeff ", lid 0x%X, port %u to In Port:%u\n", 104219820Sjeff cl_ntoh64(osm_physp_get_port_guid(p_physp)), 105219820Sjeff cl_ntoh16(lid), osm_physp_get_port_num(p_physp), in_port_idx); 106219820Sjeff 107219820Sjeff memset(p_rec_item, 0, sizeof(*p_rec_item)); 108219820Sjeff 109219820Sjeff p_rec_item->rec.lid = lid; 110219820Sjeff p_rec_item->rec.out_port_num = osm_physp_get_port_num(p_physp); 111219820Sjeff p_rec_item->rec.in_port_num = in_port_idx; 112219820Sjeff p_rec_item->rec.slvl_tbl = 113219820Sjeff *(osm_physp_get_slvl_tbl(p_physp, in_port_idx)); 114219820Sjeff 115219820Sjeff cl_qlist_insert_tail(p_ctxt->p_list, &p_rec_item->list_item); 116219820Sjeff 117219820SjeffExit: 118219820Sjeff OSM_LOG_EXIT(sa->p_log); 119219820Sjeff} 120219820Sjeff 121219820Sjeff/********************************************************************** 122219820Sjeff **********************************************************************/ 123219820Sjeffstatic void 124219820Sjeff__osm_sa_slvl_by_comp_mask(IN osm_sa_t * sa, 125219820Sjeff IN const osm_port_t * const p_port, 126219820Sjeff osm_slvl_search_ctxt_t * const p_ctxt) 127219820Sjeff{ 128219820Sjeff const ib_slvl_table_record_t *p_rcvd_rec; 129219820Sjeff ib_net64_t comp_mask; 130219820Sjeff const osm_physp_t *p_out_physp, *p_in_physp; 131219820Sjeff uint8_t in_port_num, out_port_num; 132219820Sjeff uint8_t num_ports; 133219820Sjeff uint8_t in_port_start, in_port_end; 134219820Sjeff uint8_t out_port_start, out_port_end; 135219820Sjeff const osm_physp_t *p_req_physp; 136219820Sjeff 137219820Sjeff OSM_LOG_ENTER(sa->p_log); 138219820Sjeff 139219820Sjeff p_rcvd_rec = p_ctxt->p_rcvd_rec; 140219820Sjeff comp_mask = p_ctxt->comp_mask; 141219820Sjeff num_ports = osm_node_get_num_physp(p_port->p_node); 142219820Sjeff in_port_start = 0; 143219820Sjeff in_port_end = num_ports - 1; 144219820Sjeff out_port_start = 0; 145219820Sjeff out_port_end = num_ports - 1; 146219820Sjeff p_req_physp = p_ctxt->p_req_physp; 147219820Sjeff 148219820Sjeff if (p_port->p_node->node_info.node_type != IB_NODE_TYPE_SWITCH) { 149219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_DEBUG, 150219820Sjeff "Using Physical Default Port Number: 0x%X (for End Node)\n", 151219820Sjeff p_port->p_physp->port_num); 152219820Sjeff p_out_physp = p_port->p_physp; 153219820Sjeff /* check that the p_out_physp and the p_req_physp share a pkey */ 154219820Sjeff if (osm_physp_share_pkey 155219820Sjeff (sa->p_log, p_req_physp, p_out_physp)) 156219820Sjeff __osm_sa_slvl_create(sa, p_out_physp, p_ctxt, 0); 157219820Sjeff } else { 158219820Sjeff if (comp_mask & IB_SLVL_COMPMASK_OUT_PORT) 159219820Sjeff out_port_start = out_port_end = 160219820Sjeff p_rcvd_rec->out_port_num; 161219820Sjeff if (comp_mask & IB_SLVL_COMPMASK_IN_PORT) 162219820Sjeff in_port_start = in_port_end = p_rcvd_rec->in_port_num; 163219820Sjeff 164219820Sjeff for (out_port_num = out_port_start; 165219820Sjeff out_port_num <= out_port_end; out_port_num++) { 166219820Sjeff p_out_physp = 167219820Sjeff osm_node_get_physp_ptr(p_port->p_node, 168219820Sjeff out_port_num); 169219820Sjeff if (!p_out_physp) 170219820Sjeff continue; 171219820Sjeff 172219820Sjeff for (in_port_num = in_port_start; 173219820Sjeff in_port_num <= in_port_end; in_port_num++) { 174219820Sjeff#if 0 175219820Sjeff if (out_port_num && out_port_num == in_port_num) 176219820Sjeff continue; 177219820Sjeff#endif 178219820Sjeff 179219820Sjeff p_in_physp = 180219820Sjeff osm_node_get_physp_ptr(p_port->p_node, 181219820Sjeff in_port_num); 182219820Sjeff if (!p_in_physp) 183219820Sjeff continue; 184219820Sjeff 185219820Sjeff /* if the requester and the p_out_physp don't share a pkey - 186219820Sjeff continue */ 187219820Sjeff if (!osm_physp_share_pkey 188219820Sjeff (sa->p_log, p_req_physp, p_out_physp)) 189219820Sjeff continue; 190219820Sjeff 191219820Sjeff __osm_sa_slvl_create(sa, p_out_physp, p_ctxt, 192219820Sjeff in_port_num); 193219820Sjeff } 194219820Sjeff } 195219820Sjeff } 196219820Sjeff OSM_LOG_EXIT(sa->p_log); 197219820Sjeff} 198219820Sjeff 199219820Sjeff/********************************************************************** 200219820Sjeff **********************************************************************/ 201219820Sjeffstatic void 202219820Sjeff__osm_sa_slvl_by_comp_mask_cb(IN cl_map_item_t * const p_map_item, 203219820Sjeff IN void *context) 204219820Sjeff{ 205219820Sjeff const osm_port_t *const p_port = (osm_port_t *) p_map_item; 206219820Sjeff osm_slvl_search_ctxt_t *const p_ctxt = 207219820Sjeff (osm_slvl_search_ctxt_t *) context; 208219820Sjeff 209219820Sjeff __osm_sa_slvl_by_comp_mask(p_ctxt->sa, p_port, p_ctxt); 210219820Sjeff} 211219820Sjeff 212219820Sjeff/********************************************************************** 213219820Sjeff **********************************************************************/ 214219820Sjeffvoid osm_slvl_rec_rcv_process(IN void *ctx, IN void *data) 215219820Sjeff{ 216219820Sjeff osm_sa_t *sa = ctx; 217219820Sjeff osm_madw_t *p_madw = data; 218219820Sjeff const ib_sa_mad_t *p_rcvd_mad; 219219820Sjeff const ib_slvl_table_record_t *p_rcvd_rec; 220219820Sjeff const osm_port_t *p_port = NULL; 221219820Sjeff cl_qlist_t rec_list; 222219820Sjeff osm_slvl_search_ctxt_t context; 223219820Sjeff ib_api_status_t status = IB_SUCCESS; 224219820Sjeff ib_net64_t comp_mask; 225219820Sjeff osm_physp_t *p_req_physp; 226219820Sjeff 227219820Sjeff CL_ASSERT(sa); 228219820Sjeff 229219820Sjeff OSM_LOG_ENTER(sa->p_log); 230219820Sjeff 231219820Sjeff CL_ASSERT(p_madw); 232219820Sjeff 233219820Sjeff p_rcvd_mad = osm_madw_get_sa_mad_ptr(p_madw); 234219820Sjeff p_rcvd_rec = 235219820Sjeff (ib_slvl_table_record_t *) ib_sa_mad_get_payload_ptr(p_rcvd_mad); 236219820Sjeff comp_mask = p_rcvd_mad->comp_mask; 237219820Sjeff 238219820Sjeff CL_ASSERT(p_rcvd_mad->attr_id == IB_MAD_ATTR_SLVL_RECORD); 239219820Sjeff 240219820Sjeff /* we only support SubnAdmGet and SubnAdmGetTable methods */ 241219820Sjeff if (p_rcvd_mad->method != IB_MAD_METHOD_GET && 242219820Sjeff p_rcvd_mad->method != IB_MAD_METHOD_GETTABLE) { 243219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 2604: " 244219820Sjeff "Unsupported Method (%s)\n", 245219820Sjeff ib_get_sa_method_str(p_rcvd_mad->method)); 246219820Sjeff osm_sa_send_error(sa, p_madw, IB_MAD_STATUS_UNSUP_METHOD_ATTR); 247219820Sjeff goto Exit; 248219820Sjeff } 249219820Sjeff 250219820Sjeff /* update the requester physical port. */ 251219820Sjeff p_req_physp = osm_get_physp_by_mad_addr(sa->p_log, sa->p_subn, 252219820Sjeff osm_madw_get_mad_addr_ptr 253219820Sjeff (p_madw)); 254219820Sjeff if (p_req_physp == NULL) { 255219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 2603: " 256219820Sjeff "Cannot find requester physical port\n"); 257219820Sjeff goto Exit; 258219820Sjeff } 259219820Sjeff 260219820Sjeff cl_qlist_init(&rec_list); 261219820Sjeff 262219820Sjeff context.p_rcvd_rec = p_rcvd_rec; 263219820Sjeff context.p_list = &rec_list; 264219820Sjeff context.comp_mask = p_rcvd_mad->comp_mask; 265219820Sjeff context.sa = sa; 266219820Sjeff context.in_port_num = p_rcvd_rec->in_port_num; 267219820Sjeff context.p_req_physp = p_req_physp; 268219820Sjeff 269219820Sjeff cl_plock_acquire(sa->p_lock); 270219820Sjeff 271219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_DEBUG, 272219820Sjeff "Got Query Lid:%u(%02X), In-Port:0x%02X(%02X), Out-Port:0x%02X(%02X)\n", 273219820Sjeff cl_ntoh16(p_rcvd_rec->lid), 274219820Sjeff (comp_mask & IB_SLVL_COMPMASK_LID) != 0, 275219820Sjeff p_rcvd_rec->in_port_num, 276219820Sjeff (comp_mask & IB_SLVL_COMPMASK_IN_PORT) != 0, 277219820Sjeff p_rcvd_rec->out_port_num, 278219820Sjeff (comp_mask & IB_SLVL_COMPMASK_OUT_PORT) != 0); 279219820Sjeff 280219820Sjeff /* 281219820Sjeff If the user specified a LID, it obviously narrows our 282219820Sjeff work load, since we don't have to search every port 283219820Sjeff */ 284219820Sjeff if (comp_mask & IB_SLVL_COMPMASK_LID) { 285219820Sjeff status = 286219820Sjeff osm_get_port_by_base_lid(sa->p_subn, p_rcvd_rec->lid, 287219820Sjeff &p_port); 288219820Sjeff if ((status != IB_SUCCESS) || (p_port == NULL)) { 289219820Sjeff status = IB_NOT_FOUND; 290219820Sjeff OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 2608: " 291219820Sjeff "No port found with LID %u\n", 292219820Sjeff cl_ntoh16(p_rcvd_rec->lid)); 293219820Sjeff } 294219820Sjeff } 295219820Sjeff 296219820Sjeff if (status == IB_SUCCESS) { 297219820Sjeff /* if we have a unique port - no need for a port search */ 298219820Sjeff if (p_port) 299219820Sjeff /* this does the loop on all the port phys ports */ 300219820Sjeff __osm_sa_slvl_by_comp_mask(sa, p_port, &context); 301219820Sjeff else 302219820Sjeff cl_qmap_apply_func(&sa->p_subn->port_guid_tbl, 303219820Sjeff __osm_sa_slvl_by_comp_mask_cb, 304219820Sjeff &context); 305219820Sjeff } 306219820Sjeff 307219820Sjeff cl_plock_release(sa->p_lock); 308219820Sjeff 309219820Sjeff osm_sa_respond(sa, p_madw, sizeof(ib_slvl_table_record_t), &rec_list); 310219820Sjeff 311219820SjeffExit: 312219820Sjeff OSM_LOG_EXIT(sa->p_log); 313219820Sjeff} 314