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 #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
__osm_vendor_gid_to_guid(IN tTS_IB_GID gid,OUT ib_net64_t * p_guid)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
__osm_ca_info_init(IN osm_vendor_t * const p_vend,OUT osm_ca_info_t * const p_ca_info)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 * Fill in port_attr
148 * ALSO -
149 * Update the vendor object list of ca_info structs
150 **********************************************************************/
151 ib_api_status_t
osm_vendor_get_all_port_attr(IN osm_vendor_t * const p_vend,IN ib_port_attr_t * const p_attr_array,IN uint32_t * const p_num_ports)152 osm_vendor_get_all_port_attr(IN osm_vendor_t * const p_vend,
153 IN ib_port_attr_t * const p_attr_array,
154 IN uint32_t * const p_num_ports)
155 {
156 ib_api_status_t status;
157 osm_ca_info_t ca_info;
158 uint32_t attr_array_sz = *p_num_ports;
159
160 OSM_LOG_ENTER(p_vend->p_log);
161 CL_ASSERT(p_vend);
162
163 /* anafa has one port - the user didnt supply enough storage space */
164 if (attr_array_sz < 1) {
165 status = IB_INSUFFICIENT_MEMORY;
166 goto Exit;
167 }
168
169 /*
170 * retrieve the CA info attributes
171 */
172 status = __osm_ca_info_init(p_vend, &ca_info);
173 if (status != IB_SUCCESS) {
174 osm_log(p_vend->p_log, OSM_LOG_ERROR,
175 "osm_vendor_get_all_port_attr: ERR 7004: "
176 "Unable to initialize CA Info object (%s).\n",
177 ib_get_err_str(status));
178 goto Exit;
179 }
180
181 *p_num_ports = 1;
182
183 p_attr_array[0] = ca_info.attr.p_port_attr[0]; /* anafa has only one port */
184 status = IB_SUCCESS;
185
186 Exit:
187
188 OSM_LOG_EXIT(p_vend->p_log);
189 return (status);
190 }
191
192 #endif
193