1/* 2 * Copyright (c) 2004-2008 Voltaire, Inc. All rights reserved. 3 * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved. 4 * Copyright (c) 1996-2003 Intel Corporation. All rights reserved. 5 * 6 * This software is available to you under a choice of one of two 7 * licenses. You may choose to be licensed under the terms of the GNU 8 * General Public License (GPL) Version 2, available from the file 9 * COPYING in the main directory of this source tree, or the 10 * OpenIB.org BSD license below: 11 * 12 * Redistribution and use in source and binary forms, with or 13 * without modification, are permitted provided that the following 14 * conditions are met: 15 * 16 * - Redistributions of source code must retain the above 17 * copyright notice, this list of conditions and the following 18 * disclaimer. 19 * 20 * - Redistributions in binary form must reproduce the above 21 * copyright notice, this list of conditions and the following 22 * disclaimer in the documentation and/or other materials 23 * provided with the distribution. 24 * 25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 32 * SOFTWARE. 33 * 34 */ 35 36/* 37 * Abstract: 38 * Implementation of osm_mft_rcv_t. 39 * This object represents the Multicast Forwarding Table Receiver object. 40 * This object is part of the opensm family of objects. 41 */ 42 43#if HAVE_CONFIG_H 44# include <config.h> 45#endif /* HAVE_CONFIG_H */ 46 47#include <string.h> 48#include <iba/ib_types.h> 49#include <complib/cl_qmap.h> 50#include <complib/cl_passivelock.h> 51#include <complib/cl_debug.h> 52#include <opensm/osm_madw.h> 53#include <opensm/osm_log.h> 54#include <opensm/osm_switch.h> 55#include <opensm/osm_subnet.h> 56#include <opensm/osm_sm.h> 57 58/********************************************************************** 59 **********************************************************************/ 60void osm_mft_rcv_process(IN void *context, IN void *data) 61{ 62 osm_sm_t *sm = context; 63 osm_madw_t *p_madw = data; 64 ib_smp_t *p_smp; 65 uint32_t block_num; 66 uint8_t position; 67 osm_switch_t *p_sw; 68 osm_mft_context_t *p_mft_context; 69 uint16_t *p_block; 70 ib_net64_t node_guid; 71 ib_api_status_t status; 72 73 CL_ASSERT(sm); 74 75 OSM_LOG_ENTER(sm->p_log); 76 77 CL_ASSERT(p_madw); 78 79 p_smp = osm_madw_get_smp_ptr(p_madw); 80 p_block = (uint16_t *) ib_smp_get_payload_ptr(p_smp); 81 block_num = cl_ntoh32(p_smp->attr_mod) & IB_MCAST_BLOCK_ID_MASK_HO; 82 position = (uint8_t) ((cl_ntoh32(p_smp->attr_mod) & 83 IB_MCAST_POSITION_MASK_HO) >> 84 IB_MCAST_POSITION_SHIFT); 85 86 /* 87 Acquire the switch object for this switch. 88 */ 89 p_mft_context = osm_madw_get_mft_context_ptr(p_madw); 90 node_guid = p_mft_context->node_guid; 91 92 OSM_LOG(sm->p_log, OSM_LOG_DEBUG, 93 "Setting MFT block %u, position %u, " 94 "Switch 0x%016" PRIx64 ", TID 0x%" PRIx64 "\n", 95 block_num, position, cl_ntoh64(node_guid), 96 cl_ntoh64(p_smp->trans_id)); 97 98 CL_PLOCK_EXCL_ACQUIRE(sm->p_lock); 99 p_sw = osm_get_switch_by_guid(sm->p_subn, node_guid); 100 101 if (!p_sw) { 102 OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 0801: " 103 "MFT received for nonexistent node " 104 "0x%016" PRIx64 "\n", cl_ntoh64(node_guid)); 105 } else { 106 status = osm_switch_set_mft_block(p_sw, p_block, 107 (uint16_t) block_num, 108 position); 109 if (status != IB_SUCCESS) { 110 OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 0802: " 111 "Setting MFT block failed (%s)" 112 "\n\t\t\t\tSwitch 0x%016" PRIx64 113 ", block %u, position %u\n", 114 ib_get_err_str(status), 115 cl_ntoh64(node_guid), block_num, position); 116 } 117 } 118 119 CL_PLOCK_RELEASE(sm->p_lock); 120 OSM_LOG_EXIT(sm->p_log); 121} 122