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f28990bc IW |
1 | /* |
2 | * Copyright (c) 2014 Intel Corporation. All rights reserved. | |
3 | * | |
4 | * This software is available to you under a choice of one of two | |
5 | * licenses. You may choose to be licensed under the terms of the GNU | |
6 | * General Public License (GPL) Version 2, available from the file | |
7 | * COPYING in the main directory of this source tree, or the | |
8 | * OpenIB.org BSD license below: | |
9 | * | |
10 | * Redistribution and use in source and binary forms, with or | |
11 | * without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistributions of source code must retain the above | |
15 | * copyright notice, this list of conditions and the following | |
16 | * disclaimer. | |
17 | * | |
18 | * - Redistributions in binary form must reproduce the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer in the documentation and/or other materials | |
21 | * provided with the distribution. | |
22 | * | |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
30 | * SOFTWARE. | |
31 | */ | |
32 | ||
33 | #if !defined(OPA_SMI_H) | |
34 | #define OPA_SMI_H | |
35 | ||
36 | #include <rdma/ib_mad.h> | |
37 | #include <rdma/ib_smi.h> | |
38 | ||
39 | #define OPA_SMP_LID_DATA_SIZE 2016 | |
40 | #define OPA_SMP_DR_DATA_SIZE 1872 | |
41 | #define OPA_SMP_MAX_PATH_HOPS 64 | |
42 | ||
d4ab3470 DD |
43 | #define OPA_MAX_VLS 32 |
44 | #define OPA_MAX_SLS 32 | |
45 | #define OPA_MAX_SCS 32 | |
46 | ||
f28990bc IW |
47 | #define OPA_LID_PERMISSIVE cpu_to_be32(0xFFFFFFFF) |
48 | ||
49 | struct opa_smp { | |
50 | u8 base_version; | |
51 | u8 mgmt_class; | |
52 | u8 class_version; | |
53 | u8 method; | |
54 | __be16 status; | |
55 | u8 hop_ptr; | |
56 | u8 hop_cnt; | |
57 | __be64 tid; | |
58 | __be16 attr_id; | |
59 | __be16 resv; | |
60 | __be32 attr_mod; | |
61 | __be64 mkey; | |
62 | union { | |
63 | struct { | |
64 | uint8_t data[OPA_SMP_LID_DATA_SIZE]; | |
65 | } lid; | |
66 | struct { | |
67 | __be32 dr_slid; | |
68 | __be32 dr_dlid; | |
69 | u8 initial_path[OPA_SMP_MAX_PATH_HOPS]; | |
70 | u8 return_path[OPA_SMP_MAX_PATH_HOPS]; | |
71 | u8 reserved[8]; | |
72 | u8 data[OPA_SMP_DR_DATA_SIZE]; | |
73 | } dr; | |
74 | } route; | |
75 | } __packed; | |
76 | ||
77 | ||
d4ab3470 DD |
78 | /* Subnet management attributes */ |
79 | /* ... */ | |
80 | #define OPA_ATTRIB_ID_NODE_DESCRIPTION cpu_to_be16(0x0010) | |
81 | #define OPA_ATTRIB_ID_NODE_INFO cpu_to_be16(0x0011) | |
82 | #define OPA_ATTRIB_ID_PORT_INFO cpu_to_be16(0x0015) | |
83 | #define OPA_ATTRIB_ID_PARTITION_TABLE cpu_to_be16(0x0016) | |
84 | #define OPA_ATTRIB_ID_SL_TO_SC_MAP cpu_to_be16(0x0017) | |
85 | #define OPA_ATTRIB_ID_VL_ARBITRATION cpu_to_be16(0x0018) | |
86 | #define OPA_ATTRIB_ID_SM_INFO cpu_to_be16(0x0020) | |
87 | #define OPA_ATTRIB_ID_CABLE_INFO cpu_to_be16(0x0032) | |
88 | #define OPA_ATTRIB_ID_AGGREGATE cpu_to_be16(0x0080) | |
89 | #define OPA_ATTRIB_ID_SC_TO_SL_MAP cpu_to_be16(0x0082) | |
90 | #define OPA_ATTRIB_ID_SC_TO_VLR_MAP cpu_to_be16(0x0083) | |
91 | #define OPA_ATTRIB_ID_SC_TO_VLT_MAP cpu_to_be16(0x0084) | |
92 | #define OPA_ATTRIB_ID_SC_TO_VLNT_MAP cpu_to_be16(0x0085) | |
93 | /* ... */ | |
94 | #define OPA_ATTRIB_ID_PORT_STATE_INFO cpu_to_be16(0x0087) | |
95 | /* ... */ | |
96 | #define OPA_ATTRIB_ID_BUFFER_CONTROL_TABLE cpu_to_be16(0x008A) | |
97 | /* ... */ | |
98 | ||
99 | struct opa_node_description { | |
100 | u8 data[64]; | |
101 | } __attribute__ ((packed)); | |
102 | ||
103 | struct opa_node_info { | |
104 | u8 base_version; | |
105 | u8 class_version; | |
106 | u8 node_type; | |
107 | u8 num_ports; | |
108 | __be32 reserved; | |
109 | __be64 system_image_guid; | |
110 | __be64 node_guid; | |
111 | __be64 port_guid; | |
112 | __be16 partition_cap; | |
113 | __be16 device_id; | |
114 | __be32 revision; | |
115 | u8 local_port_num; | |
116 | u8 vendor_id[3]; /* network byte order */ | |
117 | } __attribute__ ((packed)); | |
118 | ||
119 | #define OPA_PARTITION_TABLE_BLK_SIZE 32 | |
120 | ||
f28990bc IW |
121 | static inline u8 |
122 | opa_get_smp_direction(struct opa_smp *smp) | |
123 | { | |
124 | return ib_get_smp_direction((struct ib_smp *)smp); | |
125 | } | |
126 | ||
127 | static inline u8 *opa_get_smp_data(struct opa_smp *smp) | |
128 | { | |
129 | if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) | |
130 | return smp->route.dr.data; | |
131 | ||
132 | return smp->route.lid.data; | |
133 | } | |
134 | ||
135 | static inline size_t opa_get_smp_data_size(struct opa_smp *smp) | |
136 | { | |
137 | if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) | |
138 | return sizeof(smp->route.dr.data); | |
139 | ||
140 | return sizeof(smp->route.lid.data); | |
141 | } | |
142 | ||
143 | static inline size_t opa_get_smp_header_size(struct opa_smp *smp) | |
144 | { | |
145 | if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) | |
146 | return sizeof(*smp) - sizeof(smp->route.dr.data); | |
147 | ||
148 | return sizeof(*smp) - sizeof(smp->route.lid.data); | |
149 | } | |
150 | ||
151 | #endif /* OPA_SMI_H */ |