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The header files in RDMA subsystem are dual licensed and can be described by simple SPDX tag, so replace all of them at once together with making them use the same coding style for header guard defines. Link: https://lore.kernel.org/r/20200719072521.135260-1-leon@kernel.org Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
149 lines
4.2 KiB
C
149 lines
4.2 KiB
C
/* 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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