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