2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
4 * Copyright (c) 2014 Intel Corporation. All rights reserved.
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10 * OpenIB.org BSD license below:
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13 * without modification, are permitted provided that the following
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31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
37 #if !defined(OPA_SMI_H)
40 #include <rdma/ib_mad.h>
41 #include <rdma/ib_smi.h>
43 #define OPA_SMP_LID_DATA_SIZE 2016
44 #define OPA_SMP_DR_DATA_SIZE 1872
45 #define OPA_SMP_MAX_PATH_HOPS 64
47 #define OPA_MAX_VLS 32
48 #define OPA_MAX_SLS 32
49 #define OPA_MAX_SCS 32
51 #define OPA_SMI_CLASS_VERSION 0x80
53 #define OPA_LID_PERMISSIVE cpu_to_be32(0xFFFFFFFF)
70 uint8_t data[OPA_SMP_LID_DATA_SIZE];
75 u8 initial_path[OPA_SMP_MAX_PATH_HOPS];
76 u8 return_path[OPA_SMP_MAX_PATH_HOPS];
78 u8 data[OPA_SMP_DR_DATA_SIZE];
84 /* Subnet management attributes */
86 #define OPA_ATTRIB_ID_NODE_DESCRIPTION cpu_to_be16(0x0010)
87 #define OPA_ATTRIB_ID_NODE_INFO cpu_to_be16(0x0011)
88 #define OPA_ATTRIB_ID_PORT_INFO cpu_to_be16(0x0015)
89 #define OPA_ATTRIB_ID_PARTITION_TABLE cpu_to_be16(0x0016)
90 #define OPA_ATTRIB_ID_SL_TO_SC_MAP cpu_to_be16(0x0017)
91 #define OPA_ATTRIB_ID_VL_ARBITRATION cpu_to_be16(0x0018)
92 #define OPA_ATTRIB_ID_SM_INFO cpu_to_be16(0x0020)
93 #define OPA_ATTRIB_ID_CABLE_INFO cpu_to_be16(0x0032)
94 #define OPA_ATTRIB_ID_AGGREGATE cpu_to_be16(0x0080)
95 #define OPA_ATTRIB_ID_SC_TO_SL_MAP cpu_to_be16(0x0082)
96 #define OPA_ATTRIB_ID_SC_TO_VLR_MAP cpu_to_be16(0x0083)
97 #define OPA_ATTRIB_ID_SC_TO_VLT_MAP cpu_to_be16(0x0084)
98 #define OPA_ATTRIB_ID_SC_TO_VLNT_MAP cpu_to_be16(0x0085)
100 #define OPA_ATTRIB_ID_PORT_STATE_INFO cpu_to_be16(0x0087)
102 #define OPA_ATTRIB_ID_BUFFER_CONTROL_TABLE cpu_to_be16(0x008A)
105 struct opa_node_description {
107 } __attribute__ ((packed));
109 struct opa_node_info {
115 __be64 system_image_guid;
118 __be16 partition_cap;
122 u8 vendor_id[3]; /* network byte order */
123 } __attribute__ ((packed));
125 #define OPA_PARTITION_TABLE_BLK_SIZE 32
128 opa_get_smp_direction(const struct opa_smp *smp)
130 return ib_get_smp_direction((const struct ib_smp *)smp);
133 static inline u8 *opa_get_smp_data(struct opa_smp *smp)
135 if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
136 return smp->route.dr.data;
138 return smp->route.lid.data;
141 static inline size_t opa_get_smp_data_size(const struct opa_smp *smp)
143 if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
144 return sizeof(smp->route.dr.data);
146 return sizeof(smp->route.lid.data);
149 static inline size_t opa_get_smp_header_size(const struct opa_smp *smp)
151 if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
152 return sizeof(*smp) - sizeof(smp->route.dr.data);
154 return sizeof(*smp) - sizeof(smp->route.lid.data);
157 #endif /* OPA_SMI_H */