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148 lines
4.2 KiB
148 lines
4.2 KiB
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
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/* |
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* Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. |
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* Copyright (c) 2004 Infinicon Corporation. All rights reserved. |
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* Copyright (c) 2004 Intel Corporation. All rights reserved. |
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* Copyright (c) 2004 Topspin Corporation. All rights reserved. |
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* Copyright (c) 2004 Voltaire Corporation. All rights reserved. |
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*/ |
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#ifndef IB_SMI_H |
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#define IB_SMI_H |
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#include <rdma/ib_mad.h> |
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#define IB_SMP_DATA_SIZE 64 |
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#define IB_SMP_MAX_PATH_HOPS 64 |
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struct ib_smp { |
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u8 base_version; |
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u8 mgmt_class; |
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u8 class_version; |
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u8 method; |
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__be16 status; |
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u8 hop_ptr; |
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u8 hop_cnt; |
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__be64 tid; |
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__be16 attr_id; |
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__be16 resv; |
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__be32 attr_mod; |
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__be64 mkey; |
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__be16 dr_slid; |
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__be16 dr_dlid; |
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u8 reserved[28]; |
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u8 data[IB_SMP_DATA_SIZE]; |
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u8 initial_path[IB_SMP_MAX_PATH_HOPS]; |
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u8 return_path[IB_SMP_MAX_PATH_HOPS]; |
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} __packed; |
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#define IB_SMP_DIRECTION cpu_to_be16(0x8000) |
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/* Subnet management attributes */ |
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#define IB_SMP_ATTR_NOTICE cpu_to_be16(0x0002) |
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#define IB_SMP_ATTR_NODE_DESC cpu_to_be16(0x0010) |
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#define IB_SMP_ATTR_NODE_INFO cpu_to_be16(0x0011) |
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#define IB_SMP_ATTR_SWITCH_INFO cpu_to_be16(0x0012) |
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#define IB_SMP_ATTR_GUID_INFO cpu_to_be16(0x0014) |
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#define IB_SMP_ATTR_PORT_INFO cpu_to_be16(0x0015) |
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#define IB_SMP_ATTR_PKEY_TABLE cpu_to_be16(0x0016) |
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#define IB_SMP_ATTR_SL_TO_VL_TABLE cpu_to_be16(0x0017) |
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#define IB_SMP_ATTR_VL_ARB_TABLE cpu_to_be16(0x0018) |
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#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE cpu_to_be16(0x0019) |
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#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE cpu_to_be16(0x001A) |
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#define IB_SMP_ATTR_MCAST_FORWARD_TABLE cpu_to_be16(0x001B) |
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#define IB_SMP_ATTR_SM_INFO cpu_to_be16(0x0020) |
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#define IB_SMP_ATTR_VENDOR_DIAG cpu_to_be16(0x0030) |
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#define IB_SMP_ATTR_LED_INFO cpu_to_be16(0x0031) |
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#define IB_SMP_ATTR_VENDOR_MASK cpu_to_be16(0xFF00) |
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struct ib_port_info { |
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__be64 mkey; |
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__be64 gid_prefix; |
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__be16 lid; |
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__be16 sm_lid; |
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__be32 cap_mask; |
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__be16 diag_code; |
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__be16 mkey_lease_period; |
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u8 local_port_num; |
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u8 link_width_enabled; |
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u8 link_width_supported; |
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u8 link_width_active; |
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u8 linkspeed_portstate; /* 4 bits, 4 bits */ |
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u8 portphysstate_linkdown; /* 4 bits, 4 bits */ |
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u8 mkeyprot_resv_lmc; /* 2 bits, 3, 3 */ |
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u8 linkspeedactive_enabled; /* 4 bits, 4 bits */ |
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u8 neighbormtu_mastersmsl; /* 4 bits, 4 bits */ |
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u8 vlcap_inittype; /* 4 bits, 4 bits */ |
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u8 vl_high_limit; |
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u8 vl_arb_high_cap; |
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u8 vl_arb_low_cap; |
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u8 inittypereply_mtucap; /* 4 bits, 4 bits */ |
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u8 vlstallcnt_hoqlife; /* 3 bits, 5 bits */ |
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u8 operationalvl_pei_peo_fpi_fpo; /* 4 bits, 1, 1, 1, 1 */ |
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__be16 mkey_violations; |
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__be16 pkey_violations; |
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__be16 qkey_violations; |
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u8 guid_cap; |
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u8 clientrereg_resv_subnetto; /* 1 bit, 2 bits, 5 */ |
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u8 resv_resptimevalue; /* 3 bits, 5 bits */ |
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u8 localphyerrors_overrunerrors; /* 4 bits, 4 bits */ |
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__be16 max_credit_hint; |
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u8 resv; |
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u8 link_roundtrip_latency[3]; |
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}; |
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struct ib_node_info { |
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u8 base_version; |
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u8 class_version; |
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u8 node_type; |
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u8 num_ports; |
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__be64 sys_guid; |
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__be64 node_guid; |
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__be64 port_guid; |
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__be16 partition_cap; |
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__be16 device_id; |
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__be32 revision; |
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u8 local_port_num; |
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u8 vendor_id[3]; |
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} __packed; |
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struct ib_vl_weight_elem { |
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u8 vl; /* IB: VL is low 4 bits, upper 4 bits reserved */ |
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/* OPA: VL is low 5 bits, upper 3 bits reserved */ |
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u8 weight; |
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}; |
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static inline u8 |
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ib_get_smp_direction(struct ib_smp *smp) |
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{ |
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return ((smp->status & IB_SMP_DIRECTION) == IB_SMP_DIRECTION); |
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} |
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/* |
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* SM Trap/Notice numbers |
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*/ |
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#define IB_NOTICE_TRAP_LLI_THRESH cpu_to_be16(129) |
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#define IB_NOTICE_TRAP_EBO_THRESH cpu_to_be16(130) |
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#define IB_NOTICE_TRAP_FLOW_UPDATE cpu_to_be16(131) |
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#define IB_NOTICE_TRAP_CAP_MASK_CHG cpu_to_be16(144) |
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#define IB_NOTICE_TRAP_SYS_GUID_CHG cpu_to_be16(145) |
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#define IB_NOTICE_TRAP_BAD_MKEY cpu_to_be16(256) |
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#define IB_NOTICE_TRAP_BAD_PKEY cpu_to_be16(257) |
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#define IB_NOTICE_TRAP_BAD_QKEY cpu_to_be16(258) |
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/* |
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* Other local changes flags (trap 144). |
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*/ |
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#define IB_NOTICE_TRAP_LSE_CHG 0x04 /* Link Speed Enable changed */ |
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#define IB_NOTICE_TRAP_LWE_CHG 0x02 /* Link Width Enable changed */ |
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#define IB_NOTICE_TRAP_NODE_DESC_CHG 0x01 |
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/* |
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* M_Key volation flags in dr_trunc_hop (trap 256). |
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*/ |
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#define IB_NOTICE_TRAP_DR_NOTICE 0x80 |
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#define IB_NOTICE_TRAP_DR_TRUNC 0x40 |
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#endif /* IB_SMI_H */
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