contrib/ofed/management/opensm/libvendor/osm_vendor_mlx_hca_anafa.c

   1 /*
   2  * Copyright (c) 2004-2006 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 #if HAVE_CONFIG_H
  37 #  include <config.h>
  38 #endif                          /* HAVE_CONFIG_H */
  39
  40 #if defined(OSM_VENDOR_INTF_ANAFA)
  41 #undef IN
  42 #undef OUT
  43
  44 #include <stdlib.h>
  45 #include <stddef.h>
  46 #include <string.h>
  47
  48 #include <vendor/osm_vendor_api.h>
  49 #include <opensm/osm_log.h>
  50 #include <sys/ioctl.h>
  51
  52 #include <vendor/osm_vendor_mlx_transport_anafa.h>
  53 #include <vendor/osm_ts_useraccess.h>
  54
  55 /********************************************************************************
  56  *
  57  * Provide the functionality for selecting an HCA Port and Obtaining it's guid.
  58  *
  59  ********************************************************************************/
  60
  61 typedef struct _osm_ca_info {
  62         /* ib_net64_t guid; ?? */
  63         /* size_t attr_size; ?? */
  64         ib_ca_attr_t attr;
  65 } osm_ca_info_t;
  66
  67 /**********************************************************************
  68  * Convert the given GID to GUID by copy of it's upper 8 bytes
  69  **********************************************************************/
  70 ib_api_status_t
  71 __osm_vendor_gid_to_guid(IN tTS_IB_GID gid, OUT ib_net64_t * p_guid)
  72 {
  73         memcpy(p_guid, gid + 8, 8);
  74         return (IB_SUCCESS);
  75 }
  76
  77 /**********************************************************************
  78  * Initialize an Info Struct for the Given HCA by its Id
  79  **********************************************************************/
  80 static ib_api_status_t
  81 __osm_ca_info_init(IN osm_vendor_t * const p_vend,
  82                    OUT osm_ca_info_t * const p_ca_info)
  83 {
  84         ib_api_status_t status = IB_ERROR;
  85         int ioctl_ret = 0;
  86         osmv_TOPSPIN_ANAFA_transport_info_t *p_tpot_info =
  87             p_vend->p_transport_info;
  88         osm_ts_gid_entry_ioctl gid_ioctl;
  89         osm_ts_get_port_info_ioctl port_info;
  90         struct ib_get_dev_info_ioctl dev_info;
  91
  92         OSM_LOG_ENTER(p_vend->p_log);
  93
  94         /* query HCA guid */
  95         ioctl_ret = ioctl(p_tpot_info->device_fd, TS_IB_IOCGDEVINFO, &dev_info);
  96         if (ioctl_ret != 0) {
  97                 osm_log(p_vend->p_log, OSM_LOG_ERROR,
  98                         "__osm_ca_info_init: ERR 7001: "
  99                         "Fail to get HCA Capabilities (%d).\n", ioctl_ret);
 100                 goto Exit;
 101         }
 102
 103         memcpy(&(p_ca_info->attr.ca_guid), dev_info.dev_info.node_guid,
 104                8 * sizeof(uint8_t));
 105
 106 /* now obtain the attributes of the ports - on our case port 1*/
 107
 108         p_ca_info->attr.num_ports = 1;
 109         p_ca_info->attr.p_port_attr =
 110             (ib_port_attr_t *) malloc(1 * sizeof(ib_port_attr_t));
 111
 112         port_info.port = 1;
 113         ioctl_ret =
 114             ioctl(p_tpot_info->device_fd, TS_IB_IOCGPORTINFO, &port_info);
 115         if (ioctl_ret) {
 116                 osm_log(p_vend->p_log, OSM_LOG_ERROR,
 117                         "__osm_ca_info_init: ERR 7002: "
 118                         "Fail to get HCA Port Attributes (%d).\n", ioctl_ret);
 119                 goto Exit;
 120         }
 121
 122         gid_ioctl.port = 1;
 123         gid_ioctl.index = 0;
 124         ioctl_ret =
 125             ioctl(p_tpot_info->device_fd, TS_IB_IOCGGIDENTRY, &gid_ioctl);
 126         if (ioctl_ret) {
 127                 osm_log(p_vend->p_log, OSM_LOG_ERROR,
 128                         "__osm_ca_info_init: ERR 7003: "
 129                         "Fail to get HCA Port GID (%d).\n", ioctl_ret);
 130                 goto Exit;
 131         }
 132
 133         __osm_vendor_gid_to_guid(gid_ioctl.gid_entry,
 134                                  &(p_ca_info->attr.p_port_attr[0].port_guid));
 135         p_ca_info->attr.p_port_attr[0].lid = port_info.port_info.lid;
 136         p_ca_info->attr.p_port_attr[0].link_state =
 137             port_info.port_info.port_state;
 138         p_ca_info->attr.p_port_attr[0].sm_lid = port_info.port_info.sm_lid;
 139
 140         status = IB_SUCCESS;
 141 Exit:
 142         OSM_LOG_EXIT(p_vend->p_log);
 143         return (status);
 144 }
 145
 146 /**********************************************************************
 147  **********************************************************************/
 148 /**********************************************************************
 149  * Fill in port_attr
 150  * ALSO -
 151  * Update the vendor object list of ca_info structs
 152  **********************************************************************/
 153 ib_api_status_t
 154 osm_vendor_get_all_port_attr(IN osm_vendor_t * const p_vend,
 155                              IN ib_port_attr_t * const p_attr_array,
 156                              IN uint32_t * const p_num_ports)
 157 {
 158         ib_api_status_t status;
 159         osm_ca_info_t ca_info;
 160         uint32_t attr_array_sz = *p_num_ports;
 161
 162         OSM_LOG_ENTER(p_vend->p_log);
 163         CL_ASSERT(p_vend);
 164
 165         /* anafa has one port - the user didnt supply enough storage space */
 166         if (attr_array_sz < 1) {
 167                 status = IB_INSUFFICIENT_MEMORY;
 168                 goto Exit;
 169         }
 170
 171         /*
 172          * retrieve the CA info attributes
 173          */
 174         status = __osm_ca_info_init(p_vend, &ca_info);
 175         if (status != IB_SUCCESS) {
 176                 osm_log(p_vend->p_log, OSM_LOG_ERROR,
 177                         "osm_vendor_get_all_port_attr: ERR 7004: "
 178                         "Unable to initialize CA Info object (%s).\n",
 179                         ib_get_err_str(status));
 180                 goto Exit;
 181         }
 182
 183         *p_num_ports = 1;
 184
 185         p_attr_array[0] = ca_info.attr.p_port_attr[0];  /* anafa has only one port */
 186         status = IB_SUCCESS;
 187
 188 Exit:
 189
 190         OSM_LOG_EXIT(p_vend->p_log);
 191         return (status);
 192 }
 193
 194 #endif