1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-O <<
2 /* 1 /*
3 * Copyright (c) 2014 Intel Corporation. All 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.
4 */ 31 */
5 32
6 #ifndef OPA_SMI_H !! 33 #if !defined(OPA_SMI_H)
7 #define OPA_SMI_H 34 #define OPA_SMI_H
8 35
9 #include <rdma/ib_mad.h> 36 #include <rdma/ib_mad.h>
10 #include <rdma/ib_smi.h> 37 #include <rdma/ib_smi.h>
11 38
12 #define OPA_SMP_LID_DATA_SIZE 39 #define OPA_SMP_LID_DATA_SIZE 2016
13 #define OPA_SMP_DR_DATA_SIZE 40 #define OPA_SMP_DR_DATA_SIZE 1872
14 #define OPA_SMP_MAX_PATH_HOPS 41 #define OPA_SMP_MAX_PATH_HOPS 64
15 42
16 #define OPA_MAX_VLS 43 #define OPA_MAX_VLS 32
17 #define OPA_MAX_SLS 44 #define OPA_MAX_SLS 32
18 #define OPA_MAX_SCS 45 #define OPA_MAX_SCS 32
19 46
20 #define OPA_LID_PERMISSIVE 47 #define OPA_LID_PERMISSIVE cpu_to_be32(0xFFFFFFFF)
21 48
22 struct opa_smp { 49 struct opa_smp {
23 u8 base_version; 50 u8 base_version;
24 u8 mgmt_class; 51 u8 mgmt_class;
25 u8 class_version; 52 u8 class_version;
26 u8 method; 53 u8 method;
27 __be16 status; 54 __be16 status;
28 u8 hop_ptr; 55 u8 hop_ptr;
29 u8 hop_cnt; 56 u8 hop_cnt;
30 __be64 tid; 57 __be64 tid;
31 __be16 attr_id; 58 __be16 attr_id;
32 __be16 resv; 59 __be16 resv;
33 __be32 attr_mod; 60 __be32 attr_mod;
34 __be64 mkey; 61 __be64 mkey;
35 union { 62 union {
36 struct { 63 struct {
37 uint8_t data[OPA_SMP_L 64 uint8_t data[OPA_SMP_LID_DATA_SIZE];
38 } lid; 65 } lid;
39 struct { 66 struct {
40 __be32 dr_slid; 67 __be32 dr_slid;
41 __be32 dr_dlid; 68 __be32 dr_dlid;
42 u8 initial_path[O 69 u8 initial_path[OPA_SMP_MAX_PATH_HOPS];
43 u8 return_path[OP 70 u8 return_path[OPA_SMP_MAX_PATH_HOPS];
44 u8 reserved[8]; 71 u8 reserved[8];
45 u8 data[OPA_SMP_D 72 u8 data[OPA_SMP_DR_DATA_SIZE];
46 } dr; 73 } dr;
47 } route; 74 } route;
48 } __packed; 75 } __packed;
49 76
50 77
51 /* Subnet management attributes */ 78 /* Subnet management attributes */
52 /* ... */ 79 /* ... */
53 #define OPA_ATTRIB_ID_NODE_DESCRIPTION 80 #define OPA_ATTRIB_ID_NODE_DESCRIPTION cpu_to_be16(0x0010)
54 #define OPA_ATTRIB_ID_NODE_INFO 81 #define OPA_ATTRIB_ID_NODE_INFO cpu_to_be16(0x0011)
55 #define OPA_ATTRIB_ID_PORT_INFO 82 #define OPA_ATTRIB_ID_PORT_INFO cpu_to_be16(0x0015)
56 #define OPA_ATTRIB_ID_PARTITION_TABLE 83 #define OPA_ATTRIB_ID_PARTITION_TABLE cpu_to_be16(0x0016)
57 #define OPA_ATTRIB_ID_SL_TO_SC_MAP 84 #define OPA_ATTRIB_ID_SL_TO_SC_MAP cpu_to_be16(0x0017)
58 #define OPA_ATTRIB_ID_VL_ARBITRATION 85 #define OPA_ATTRIB_ID_VL_ARBITRATION cpu_to_be16(0x0018)
59 #define OPA_ATTRIB_ID_SM_INFO 86 #define OPA_ATTRIB_ID_SM_INFO cpu_to_be16(0x0020)
60 #define OPA_ATTRIB_ID_CABLE_INFO 87 #define OPA_ATTRIB_ID_CABLE_INFO cpu_to_be16(0x0032)
61 #define OPA_ATTRIB_ID_AGGREGATE 88 #define OPA_ATTRIB_ID_AGGREGATE cpu_to_be16(0x0080)
62 #define OPA_ATTRIB_ID_SC_TO_SL_MAP 89 #define OPA_ATTRIB_ID_SC_TO_SL_MAP cpu_to_be16(0x0082)
63 #define OPA_ATTRIB_ID_SC_TO_VLR_MAP 90 #define OPA_ATTRIB_ID_SC_TO_VLR_MAP cpu_to_be16(0x0083)
64 #define OPA_ATTRIB_ID_SC_TO_VLT_MAP 91 #define OPA_ATTRIB_ID_SC_TO_VLT_MAP cpu_to_be16(0x0084)
65 #define OPA_ATTRIB_ID_SC_TO_VLNT_MAP 92 #define OPA_ATTRIB_ID_SC_TO_VLNT_MAP cpu_to_be16(0x0085)
66 /* ... */ 93 /* ... */
67 #define OPA_ATTRIB_ID_PORT_STATE_INFO 94 #define OPA_ATTRIB_ID_PORT_STATE_INFO cpu_to_be16(0x0087)
68 /* ... */ 95 /* ... */
69 #define OPA_ATTRIB_ID_BUFFER_CONTROL_TABLE 96 #define OPA_ATTRIB_ID_BUFFER_CONTROL_TABLE cpu_to_be16(0x008A)
70 /* ... */ 97 /* ... */
71 98
72 struct opa_node_description { 99 struct opa_node_description {
73 u8 data[64]; 100 u8 data[64];
74 } __packed; !! 101 } __attribute__ ((packed));
75 102
76 struct opa_node_info { 103 struct opa_node_info {
77 u8 base_version; 104 u8 base_version;
78 u8 class_version; 105 u8 class_version;
79 u8 node_type; 106 u8 node_type;
80 u8 num_ports; 107 u8 num_ports;
81 __be32 reserved; 108 __be32 reserved;
82 __be64 system_image_guid; 109 __be64 system_image_guid;
83 __be64 node_guid; 110 __be64 node_guid;
84 __be64 port_guid; 111 __be64 port_guid;
85 __be16 partition_cap; 112 __be16 partition_cap;
86 __be16 device_id; 113 __be16 device_id;
87 __be32 revision; 114 __be32 revision;
88 u8 local_port_num; 115 u8 local_port_num;
89 u8 vendor_id[3]; /* network byt 116 u8 vendor_id[3]; /* network byte order */
90 } __packed; !! 117 } __attribute__ ((packed));
91 118
92 #define OPA_PARTITION_TABLE_BLK_SIZE 32 119 #define OPA_PARTITION_TABLE_BLK_SIZE 32
93 120
94 static inline u8 121 static inline u8
95 opa_get_smp_direction(struct opa_smp *smp) 122 opa_get_smp_direction(struct opa_smp *smp)
96 { 123 {
97 return ib_get_smp_direction((struct ib 124 return ib_get_smp_direction((struct ib_smp *)smp);
98 } 125 }
99 126
100 static inline u8 *opa_get_smp_data(struct opa_ 127 static inline u8 *opa_get_smp_data(struct opa_smp *smp)
101 { 128 {
102 if (smp->mgmt_class == IB_MGMT_CLASS_S 129 if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
103 return smp->route.dr.data; 130 return smp->route.dr.data;
104 131
105 return smp->route.lid.data; 132 return smp->route.lid.data;
106 } 133 }
107 134
108 static inline size_t opa_get_smp_data_size(str 135 static inline size_t opa_get_smp_data_size(struct opa_smp *smp)
109 { 136 {
110 if (smp->mgmt_class == IB_MGMT_CLASS_S 137 if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
111 return sizeof(smp->route.dr.da 138 return sizeof(smp->route.dr.data);
112 139
113 return sizeof(smp->route.lid.data); 140 return sizeof(smp->route.lid.data);
114 } 141 }
115 142
116 static inline size_t opa_get_smp_header_size(s 143 static inline size_t opa_get_smp_header_size(struct opa_smp *smp)
117 { 144 {
118 if (smp->mgmt_class == IB_MGMT_CLASS_S 145 if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
119 return sizeof(*smp) - sizeof(s 146 return sizeof(*smp) - sizeof(smp->route.dr.data);
120 147
121 return sizeof(*smp) - sizeof(smp->rout 148 return sizeof(*smp) - sizeof(smp->route.lid.data);
122 } 149 }
123 150
124 #endif /* OPA_SMI_H */ 151 #endif /* OPA_SMI_H */
125 152
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