140 lines
4 KiB
C
140 lines
4 KiB
C
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/*
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* Copyright (c) 2006 - 2009 Mellanox Technology Inc. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef IB_DM_MAD_H
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#define IB_DM_MAD_H
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#include <linux/types.h>
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#include <rdma/ib_mad.h>
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enum {
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/*
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* See also section 13.4.7 Status Field, table 115 MAD Common Status
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* Field Bit Values and also section 16.3.1.1 Status Field in the
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* InfiniBand Architecture Specification.
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*/
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DM_MAD_STATUS_UNSUP_METHOD = 0x0008,
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DM_MAD_STATUS_UNSUP_METHOD_ATTR = 0x000c,
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DM_MAD_STATUS_INVALID_FIELD = 0x001c,
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DM_MAD_STATUS_NO_IOC = 0x0100,
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/*
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* See also the Device Management chapter, section 16.3.3 Attributes,
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* table 279 Device Management Attributes in the InfiniBand
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* Architecture Specification.
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*/
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DM_ATTR_CLASS_PORT_INFO = 0x01,
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DM_ATTR_IOU_INFO = 0x10,
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DM_ATTR_IOC_PROFILE = 0x11,
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DM_ATTR_SVC_ENTRIES = 0x12
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};
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struct ib_dm_hdr {
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u8 reserved[28];
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};
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/*
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* Structure of management datagram sent by the SRP target implementation.
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* Contains a management datagram header, reliable multi-packet transaction
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* protocol (RMPP) header and ib_dm_hdr. Notes:
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* - The SRP target implementation does not use RMPP or ib_dm_hdr when sending
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* management datagrams.
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* - The header size must be exactly 64 bytes (IB_MGMT_DEVICE_HDR), since this
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* is the header size that is passed to ib_create_send_mad() in ib_srpt.c.
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* - The maximum supported size for a management datagram when not using RMPP
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* is 256 bytes -- 64 bytes header and 192 (IB_MGMT_DEVICE_DATA) bytes data.
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*/
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struct ib_dm_mad {
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struct ib_mad_hdr mad_hdr;
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struct ib_rmpp_hdr rmpp_hdr;
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struct ib_dm_hdr dm_hdr;
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u8 data[IB_MGMT_DEVICE_DATA];
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};
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/*
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* IOUnitInfo as defined in section 16.3.3.3 IOUnitInfo of the InfiniBand
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* Architecture Specification.
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*/
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struct ib_dm_iou_info {
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__be16 change_id;
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u8 max_controllers;
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u8 op_rom;
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u8 controller_list[128];
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};
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/*
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* IOControllerprofile as defined in section 16.3.3.4 IOControllerProfile of
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* the InfiniBand Architecture Specification.
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*/
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struct ib_dm_ioc_profile {
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__be64 guid;
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__be32 vendor_id;
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__be32 device_id;
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__be16 device_version;
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__be16 reserved1;
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__be32 subsys_vendor_id;
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__be32 subsys_device_id;
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__be16 io_class;
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__be16 io_subclass;
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__be16 protocol;
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__be16 protocol_version;
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__be16 service_conn;
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__be16 initiators_supported;
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__be16 send_queue_depth;
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u8 reserved2;
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u8 rdma_read_depth;
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__be32 send_size;
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__be32 rdma_size;
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u8 op_cap_mask;
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u8 svc_cap_mask;
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u8 num_svc_entries;
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u8 reserved3[9];
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u8 id_string[64];
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};
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struct ib_dm_svc_entry {
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u8 name[40];
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__be64 id;
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};
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/*
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* See also section 16.3.3.5 ServiceEntries in the InfiniBand Architecture
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* Specification. See also section B.7, table B.8 in the T10 SRP r16a document.
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*/
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struct ib_dm_svc_entries {
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struct ib_dm_svc_entry service_entries[4];
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};
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#endif
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