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
61typedef 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 **********************************************************************/
70ib_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 **********************************************************************/
80static 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;
141Exit:
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 **********************************************************************/
153ib_api_status_t
154osm_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
188Exit:
189
190	OSM_LOG_EXIT(p_vend->p_log);
191	return (status);
192}
193
194#endif
195