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![Leon Romanovsky](/assets/img/avatar_default.png)
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>
124 lines
3 KiB
C
124 lines
3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
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/*
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* Copyright (c) 2014 Intel Corporation. All rights reserved.
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*/
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#ifndef OPA_SMI_H
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#define OPA_SMI_H
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#include <rdma/ib_mad.h>
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#include <rdma/ib_smi.h>
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#define OPA_SMP_LID_DATA_SIZE 2016
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#define OPA_SMP_DR_DATA_SIZE 1872
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#define OPA_SMP_MAX_PATH_HOPS 64
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#define OPA_MAX_VLS 32
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#define OPA_MAX_SLS 32
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#define OPA_MAX_SCS 32
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#define OPA_LID_PERMISSIVE cpu_to_be32(0xFFFFFFFF)
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struct opa_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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union {
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struct {
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uint8_t data[OPA_SMP_LID_DATA_SIZE];
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} lid;
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struct {
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__be32 dr_slid;
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__be32 dr_dlid;
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u8 initial_path[OPA_SMP_MAX_PATH_HOPS];
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u8 return_path[OPA_SMP_MAX_PATH_HOPS];
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u8 reserved[8];
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u8 data[OPA_SMP_DR_DATA_SIZE];
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} dr;
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} route;
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} __packed;
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/* Subnet management attributes */
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/* ... */
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#define OPA_ATTRIB_ID_NODE_DESCRIPTION cpu_to_be16(0x0010)
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#define OPA_ATTRIB_ID_NODE_INFO cpu_to_be16(0x0011)
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#define OPA_ATTRIB_ID_PORT_INFO cpu_to_be16(0x0015)
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#define OPA_ATTRIB_ID_PARTITION_TABLE cpu_to_be16(0x0016)
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#define OPA_ATTRIB_ID_SL_TO_SC_MAP cpu_to_be16(0x0017)
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#define OPA_ATTRIB_ID_VL_ARBITRATION cpu_to_be16(0x0018)
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#define OPA_ATTRIB_ID_SM_INFO cpu_to_be16(0x0020)
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#define OPA_ATTRIB_ID_CABLE_INFO cpu_to_be16(0x0032)
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#define OPA_ATTRIB_ID_AGGREGATE cpu_to_be16(0x0080)
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#define OPA_ATTRIB_ID_SC_TO_SL_MAP cpu_to_be16(0x0082)
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#define OPA_ATTRIB_ID_SC_TO_VLR_MAP cpu_to_be16(0x0083)
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#define OPA_ATTRIB_ID_SC_TO_VLT_MAP cpu_to_be16(0x0084)
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#define OPA_ATTRIB_ID_SC_TO_VLNT_MAP cpu_to_be16(0x0085)
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/* ... */
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#define OPA_ATTRIB_ID_PORT_STATE_INFO cpu_to_be16(0x0087)
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/* ... */
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#define OPA_ATTRIB_ID_BUFFER_CONTROL_TABLE cpu_to_be16(0x008A)
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/* ... */
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struct opa_node_description {
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u8 data[64];
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} __packed;
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struct opa_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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__be32 reserved;
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__be64 system_image_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]; /* network byte order */
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} __packed;
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#define OPA_PARTITION_TABLE_BLK_SIZE 32
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static inline u8
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opa_get_smp_direction(struct opa_smp *smp)
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{
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return ib_get_smp_direction((struct ib_smp *)smp);
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}
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static inline u8 *opa_get_smp_data(struct opa_smp *smp)
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{
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if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
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return smp->route.dr.data;
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return smp->route.lid.data;
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}
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static inline size_t opa_get_smp_data_size(struct opa_smp *smp)
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{
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if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
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return sizeof(smp->route.dr.data);
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return sizeof(smp->route.lid.data);
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}
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static inline size_t opa_get_smp_header_size(struct opa_smp *smp)
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{
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if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
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return sizeof(*smp) - sizeof(smp->route.dr.data);
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return sizeof(*smp) - sizeof(smp->route.lid.data);
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}
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#endif /* OPA_SMI_H */
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