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- /*
- * Copyright (c) 2014 Intel Corporation. All rights reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
- #if !defined(OPA_SMI_H)
- #define OPA_SMI_H
- #include <rdma/ib_mad.h>
- #include <rdma/ib_smi.h>
- #define OPA_SMP_LID_DATA_SIZE 2016
- #define OPA_SMP_DR_DATA_SIZE 1872
- #define OPA_SMP_MAX_PATH_HOPS 64
- #define OPA_MAX_VLS 32
- #define OPA_MAX_SLS 32
- #define OPA_MAX_SCS 32
- #define OPA_SMI_CLASS_VERSION 0x80
- #define OPA_LID_PERMISSIVE cpu_to_be32(0xFFFFFFFF)
- struct opa_smp {
- u8 base_version;
- u8 mgmt_class;
- u8 class_version;
- u8 method;
- __be16 status;
- u8 hop_ptr;
- u8 hop_cnt;
- __be64 tid;
- __be16 attr_id;
- __be16 resv;
- __be32 attr_mod;
- __be64 mkey;
- union {
- struct {
- uint8_t data[OPA_SMP_LID_DATA_SIZE];
- } lid;
- struct {
- __be32 dr_slid;
- __be32 dr_dlid;
- u8 initial_path[OPA_SMP_MAX_PATH_HOPS];
- u8 return_path[OPA_SMP_MAX_PATH_HOPS];
- u8 reserved[8];
- u8 data[OPA_SMP_DR_DATA_SIZE];
- } dr;
- } route;
- } __packed;
- /* Subnet management attributes */
- /* ... */
- #define OPA_ATTRIB_ID_NODE_DESCRIPTION cpu_to_be16(0x0010)
- #define OPA_ATTRIB_ID_NODE_INFO cpu_to_be16(0x0011)
- #define OPA_ATTRIB_ID_PORT_INFO cpu_to_be16(0x0015)
- #define OPA_ATTRIB_ID_PARTITION_TABLE cpu_to_be16(0x0016)
- #define OPA_ATTRIB_ID_SL_TO_SC_MAP cpu_to_be16(0x0017)
- #define OPA_ATTRIB_ID_VL_ARBITRATION cpu_to_be16(0x0018)
- #define OPA_ATTRIB_ID_SM_INFO cpu_to_be16(0x0020)
- #define OPA_ATTRIB_ID_CABLE_INFO cpu_to_be16(0x0032)
- #define OPA_ATTRIB_ID_AGGREGATE cpu_to_be16(0x0080)
- #define OPA_ATTRIB_ID_SC_TO_SL_MAP cpu_to_be16(0x0082)
- #define OPA_ATTRIB_ID_SC_TO_VLR_MAP cpu_to_be16(0x0083)
- #define OPA_ATTRIB_ID_SC_TO_VLT_MAP cpu_to_be16(0x0084)
- #define OPA_ATTRIB_ID_SC_TO_VLNT_MAP cpu_to_be16(0x0085)
- /* ... */
- #define OPA_ATTRIB_ID_PORT_STATE_INFO cpu_to_be16(0x0087)
- /* ... */
- #define OPA_ATTRIB_ID_BUFFER_CONTROL_TABLE cpu_to_be16(0x008A)
- /* ... */
- struct opa_node_description {
- u8 data[64];
- } __attribute__ ((packed));
- struct opa_node_info {
- u8 base_version;
- u8 class_version;
- u8 node_type;
- u8 num_ports;
- __be32 reserved;
- __be64 system_image_guid;
- __be64 node_guid;
- __be64 port_guid;
- __be16 partition_cap;
- __be16 device_id;
- __be32 revision;
- u8 local_port_num;
- u8 vendor_id[3]; /* network byte order */
- } __attribute__ ((packed));
- #define OPA_PARTITION_TABLE_BLK_SIZE 32
- static inline u8
- opa_get_smp_direction(struct opa_smp *smp)
- {
- return ib_get_smp_direction((struct ib_smp *)smp);
- }
- static inline u8 *opa_get_smp_data(struct opa_smp *smp)
- {
- if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
- return smp->route.dr.data;
- return smp->route.lid.data;
- }
- static inline size_t opa_get_smp_data_size(struct opa_smp *smp)
- {
- if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
- return sizeof(smp->route.dr.data);
- return sizeof(smp->route.lid.data);
- }
- static inline size_t opa_get_smp_header_size(struct opa_smp *smp)
- {
- if (smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE)
- return sizeof(*smp) - sizeof(smp->route.dr.data);
- return sizeof(*smp) - sizeof(smp->route.lid.data);
- }
- #endif /* OPA_SMI_H */
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