610 lines
20 KiB
C
610 lines
20 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
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/*
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* Copyright (c) 2004 Topspin Communications. All rights reserved.
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* Copyright (c) 2005 Voltaire, Inc. All rights reserved.
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* Copyright (c) 2006 Intel Corporation. All rights reserved.
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*/
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#ifndef IB_SA_H
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#define IB_SA_H
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#include <linux/completion.h>
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#include <linux/compiler.h>
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#include <linux/atomic.h>
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#include <linux/netdevice.h>
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#include <rdma/ib_verbs.h>
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#include <rdma/ib_mad.h>
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#include <rdma/ib_addr.h>
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#include <rdma/opa_addr.h>
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enum {
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IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */
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IB_SA_METHOD_GET_TABLE = 0x12,
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IB_SA_METHOD_GET_TABLE_RESP = 0x92,
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IB_SA_METHOD_DELETE = 0x15,
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IB_SA_METHOD_DELETE_RESP = 0x95,
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IB_SA_METHOD_GET_MULTI = 0x14,
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IB_SA_METHOD_GET_MULTI_RESP = 0x94,
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IB_SA_METHOD_GET_TRACE_TBL = 0x13
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};
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#define OPA_SA_CLASS_VERSION 0x80
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enum {
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IB_SA_ATTR_CLASS_PORTINFO = 0x01,
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IB_SA_ATTR_NOTICE = 0x02,
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IB_SA_ATTR_INFORM_INFO = 0x03,
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IB_SA_ATTR_NODE_REC = 0x11,
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IB_SA_ATTR_PORT_INFO_REC = 0x12,
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IB_SA_ATTR_SL2VL_REC = 0x13,
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IB_SA_ATTR_SWITCH_REC = 0x14,
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IB_SA_ATTR_LINEAR_FDB_REC = 0x15,
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IB_SA_ATTR_RANDOM_FDB_REC = 0x16,
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IB_SA_ATTR_MCAST_FDB_REC = 0x17,
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IB_SA_ATTR_SM_INFO_REC = 0x18,
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IB_SA_ATTR_LINK_REC = 0x20,
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IB_SA_ATTR_GUID_INFO_REC = 0x30,
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IB_SA_ATTR_SERVICE_REC = 0x31,
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IB_SA_ATTR_PARTITION_REC = 0x33,
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IB_SA_ATTR_PATH_REC = 0x35,
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IB_SA_ATTR_VL_ARB_REC = 0x36,
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IB_SA_ATTR_MC_MEMBER_REC = 0x38,
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IB_SA_ATTR_TRACE_REC = 0x39,
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IB_SA_ATTR_MULTI_PATH_REC = 0x3a,
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IB_SA_ATTR_SERVICE_ASSOC_REC = 0x3b,
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IB_SA_ATTR_INFORM_INFO_REC = 0xf3
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};
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enum ib_sa_selector {
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IB_SA_GT = 0,
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IB_SA_LT = 1,
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IB_SA_EQ = 2,
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/*
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* The meaning of "best" depends on the attribute: for
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* example, for MTU best will return the largest available
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* MTU, while for packet life time, best will return the
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* smallest available life time.
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*/
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IB_SA_BEST = 3
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};
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/*
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* There are 4 types of join states:
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* FullMember, NonMember, SendOnlyNonMember, SendOnlyFullMember.
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* The order corresponds to JoinState bits in MCMemberRecord.
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*/
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enum ib_sa_mc_join_states {
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FULLMEMBER_JOIN,
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NONMEMBER_JOIN,
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SENDONLY_NONMEBER_JOIN,
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SENDONLY_FULLMEMBER_JOIN,
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NUM_JOIN_MEMBERSHIP_TYPES,
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};
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#define IB_SA_CAP_MASK2_SENDONLY_FULL_MEM_SUPPORT BIT(12)
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/*
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* Structures for SA records are named "struct ib_sa_xxx_rec." No
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* attempt is made to pack structures to match the physical layout of
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* SA records in SA MADs; all packing and unpacking is handled by the
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* SA query code.
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*
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* For a record with structure ib_sa_xxx_rec, the naming convention
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* for the component mask value for field yyy is IB_SA_XXX_REC_YYY (we
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* never use different abbreviations or otherwise change the spelling
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* of xxx/yyy between ib_sa_xxx_rec.yyy and IB_SA_XXX_REC_YYY).
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*
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* Reserved rows are indicated with comments to help maintainability.
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*/
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#define IB_SA_PATH_REC_SERVICE_ID (IB_SA_COMP_MASK( 0) |\
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IB_SA_COMP_MASK( 1))
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#define IB_SA_PATH_REC_DGID IB_SA_COMP_MASK( 2)
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#define IB_SA_PATH_REC_SGID IB_SA_COMP_MASK( 3)
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#define IB_SA_PATH_REC_DLID IB_SA_COMP_MASK( 4)
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#define IB_SA_PATH_REC_SLID IB_SA_COMP_MASK( 5)
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#define IB_SA_PATH_REC_RAW_TRAFFIC IB_SA_COMP_MASK( 6)
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/* reserved: 7 */
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#define IB_SA_PATH_REC_FLOW_LABEL IB_SA_COMP_MASK( 8)
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#define IB_SA_PATH_REC_HOP_LIMIT IB_SA_COMP_MASK( 9)
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#define IB_SA_PATH_REC_TRAFFIC_CLASS IB_SA_COMP_MASK(10)
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#define IB_SA_PATH_REC_REVERSIBLE IB_SA_COMP_MASK(11)
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#define IB_SA_PATH_REC_NUMB_PATH IB_SA_COMP_MASK(12)
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#define IB_SA_PATH_REC_PKEY IB_SA_COMP_MASK(13)
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#define IB_SA_PATH_REC_QOS_CLASS IB_SA_COMP_MASK(14)
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#define IB_SA_PATH_REC_SL IB_SA_COMP_MASK(15)
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#define IB_SA_PATH_REC_MTU_SELECTOR IB_SA_COMP_MASK(16)
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#define IB_SA_PATH_REC_MTU IB_SA_COMP_MASK(17)
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#define IB_SA_PATH_REC_RATE_SELECTOR IB_SA_COMP_MASK(18)
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#define IB_SA_PATH_REC_RATE IB_SA_COMP_MASK(19)
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#define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20)
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#define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21)
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#define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22)
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enum sa_path_rec_type {
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SA_PATH_REC_TYPE_IB,
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SA_PATH_REC_TYPE_ROCE_V1,
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SA_PATH_REC_TYPE_ROCE_V2,
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SA_PATH_REC_TYPE_OPA
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};
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struct sa_path_rec_ib {
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__be16 dlid;
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__be16 slid;
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u8 raw_traffic;
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};
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/**
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* struct sa_path_rec_roce - RoCE specific portion of the path record entry
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* @route_resolved: When set, it indicates that this route is already
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* resolved for this path record entry.
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* @dmac: Destination mac address for the given DGID entry
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* of the path record entry.
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*/
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struct sa_path_rec_roce {
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bool route_resolved;
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u8 dmac[ETH_ALEN];
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};
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struct sa_path_rec_opa {
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__be32 dlid;
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__be32 slid;
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u8 raw_traffic;
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u8 l2_8B;
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u8 l2_10B;
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u8 l2_9B;
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u8 l2_16B;
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u8 qos_type;
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u8 qos_priority;
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};
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struct sa_path_rec {
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union ib_gid dgid;
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union ib_gid sgid;
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__be64 service_id;
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/* reserved */
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__be32 flow_label;
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u8 hop_limit;
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u8 traffic_class;
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u8 reversible;
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u8 numb_path;
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__be16 pkey;
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__be16 qos_class;
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u8 sl;
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u8 mtu_selector;
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u8 mtu;
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u8 rate_selector;
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u8 rate;
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u8 packet_life_time_selector;
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u8 packet_life_time;
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u8 preference;
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union {
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struct sa_path_rec_ib ib;
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struct sa_path_rec_roce roce;
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struct sa_path_rec_opa opa;
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};
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enum sa_path_rec_type rec_type;
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u32 flags;
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};
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static inline enum ib_gid_type
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sa_conv_pathrec_to_gid_type(struct sa_path_rec *rec)
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{
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switch (rec->rec_type) {
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case SA_PATH_REC_TYPE_ROCE_V1:
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return IB_GID_TYPE_ROCE;
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case SA_PATH_REC_TYPE_ROCE_V2:
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return IB_GID_TYPE_ROCE_UDP_ENCAP;
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default:
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return IB_GID_TYPE_IB;
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}
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}
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static inline enum sa_path_rec_type
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sa_conv_gid_to_pathrec_type(enum ib_gid_type type)
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{
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switch (type) {
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case IB_GID_TYPE_ROCE:
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return SA_PATH_REC_TYPE_ROCE_V1;
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case IB_GID_TYPE_ROCE_UDP_ENCAP:
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return SA_PATH_REC_TYPE_ROCE_V2;
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default:
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return SA_PATH_REC_TYPE_IB;
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}
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}
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static inline void path_conv_opa_to_ib(struct sa_path_rec *ib,
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struct sa_path_rec *opa)
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{
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if ((be32_to_cpu(opa->opa.dlid) >=
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be16_to_cpu(IB_MULTICAST_LID_BASE)) ||
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(be32_to_cpu(opa->opa.slid) >=
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be16_to_cpu(IB_MULTICAST_LID_BASE))) {
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/* Create OPA GID and zero out the LID */
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ib->dgid.global.interface_id
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= OPA_MAKE_ID(be32_to_cpu(opa->opa.dlid));
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ib->dgid.global.subnet_prefix
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= opa->dgid.global.subnet_prefix;
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ib->sgid.global.interface_id
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= OPA_MAKE_ID(be32_to_cpu(opa->opa.slid));
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ib->dgid.global.subnet_prefix
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= opa->dgid.global.subnet_prefix;
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ib->ib.dlid = 0;
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ib->ib.slid = 0;
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} else {
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ib->ib.dlid = htons(ntohl(opa->opa.dlid));
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ib->ib.slid = htons(ntohl(opa->opa.slid));
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}
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ib->service_id = opa->service_id;
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ib->ib.raw_traffic = opa->opa.raw_traffic;
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}
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static inline void path_conv_ib_to_opa(struct sa_path_rec *opa,
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struct sa_path_rec *ib)
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{
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__be32 slid, dlid;
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if ((ib_is_opa_gid(&ib->sgid)) ||
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(ib_is_opa_gid(&ib->dgid))) {
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slid = htonl(opa_get_lid_from_gid(&ib->sgid));
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dlid = htonl(opa_get_lid_from_gid(&ib->dgid));
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} else {
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slid = htonl(ntohs(ib->ib.slid));
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dlid = htonl(ntohs(ib->ib.dlid));
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}
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opa->opa.slid = slid;
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opa->opa.dlid = dlid;
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opa->service_id = ib->service_id;
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opa->opa.raw_traffic = ib->ib.raw_traffic;
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}
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/* Convert from OPA to IB path record */
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static inline void sa_convert_path_opa_to_ib(struct sa_path_rec *dest,
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struct sa_path_rec *src)
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{
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if (src->rec_type != SA_PATH_REC_TYPE_OPA)
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return;
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*dest = *src;
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dest->rec_type = SA_PATH_REC_TYPE_IB;
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path_conv_opa_to_ib(dest, src);
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}
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/* Convert from IB to OPA path record */
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static inline void sa_convert_path_ib_to_opa(struct sa_path_rec *dest,
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struct sa_path_rec *src)
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{
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if (src->rec_type != SA_PATH_REC_TYPE_IB)
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return;
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/* Do a structure copy and overwrite the relevant fields */
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*dest = *src;
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dest->rec_type = SA_PATH_REC_TYPE_OPA;
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path_conv_ib_to_opa(dest, src);
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}
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#define IB_SA_MCMEMBER_REC_MGID IB_SA_COMP_MASK( 0)
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#define IB_SA_MCMEMBER_REC_PORT_GID IB_SA_COMP_MASK( 1)
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#define IB_SA_MCMEMBER_REC_QKEY IB_SA_COMP_MASK( 2)
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#define IB_SA_MCMEMBER_REC_MLID IB_SA_COMP_MASK( 3)
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#define IB_SA_MCMEMBER_REC_MTU_SELECTOR IB_SA_COMP_MASK( 4)
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#define IB_SA_MCMEMBER_REC_MTU IB_SA_COMP_MASK( 5)
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#define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS IB_SA_COMP_MASK( 6)
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#define IB_SA_MCMEMBER_REC_PKEY IB_SA_COMP_MASK( 7)
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#define IB_SA_MCMEMBER_REC_RATE_SELECTOR IB_SA_COMP_MASK( 8)
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#define IB_SA_MCMEMBER_REC_RATE IB_SA_COMP_MASK( 9)
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#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(10)
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#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(11)
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#define IB_SA_MCMEMBER_REC_SL IB_SA_COMP_MASK(12)
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#define IB_SA_MCMEMBER_REC_FLOW_LABEL IB_SA_COMP_MASK(13)
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#define IB_SA_MCMEMBER_REC_HOP_LIMIT IB_SA_COMP_MASK(14)
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#define IB_SA_MCMEMBER_REC_SCOPE IB_SA_COMP_MASK(15)
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#define IB_SA_MCMEMBER_REC_JOIN_STATE IB_SA_COMP_MASK(16)
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#define IB_SA_MCMEMBER_REC_PROXY_JOIN IB_SA_COMP_MASK(17)
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struct ib_sa_mcmember_rec {
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union ib_gid mgid;
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union ib_gid port_gid;
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__be32 qkey;
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__be16 mlid;
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u8 mtu_selector;
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u8 mtu;
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u8 traffic_class;
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__be16 pkey;
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u8 rate_selector;
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u8 rate;
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u8 packet_life_time_selector;
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u8 packet_life_time;
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u8 sl;
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__be32 flow_label;
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u8 hop_limit;
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u8 scope;
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u8 join_state;
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u8 proxy_join;
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};
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/* Service Record Component Mask Sec 15.2.5.14 Ver 1.1 */
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#define IB_SA_SERVICE_REC_SERVICE_ID IB_SA_COMP_MASK( 0)
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#define IB_SA_SERVICE_REC_SERVICE_GID IB_SA_COMP_MASK( 1)
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#define IB_SA_SERVICE_REC_SERVICE_PKEY IB_SA_COMP_MASK( 2)
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/* reserved: 3 */
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#define IB_SA_SERVICE_REC_SERVICE_LEASE IB_SA_COMP_MASK( 4)
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#define IB_SA_SERVICE_REC_SERVICE_KEY IB_SA_COMP_MASK( 5)
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#define IB_SA_SERVICE_REC_SERVICE_NAME IB_SA_COMP_MASK( 6)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_0 IB_SA_COMP_MASK( 7)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_1 IB_SA_COMP_MASK( 8)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_2 IB_SA_COMP_MASK( 9)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_3 IB_SA_COMP_MASK(10)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_4 IB_SA_COMP_MASK(11)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_5 IB_SA_COMP_MASK(12)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_6 IB_SA_COMP_MASK(13)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_7 IB_SA_COMP_MASK(14)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_8 IB_SA_COMP_MASK(15)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_9 IB_SA_COMP_MASK(16)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_10 IB_SA_COMP_MASK(17)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_11 IB_SA_COMP_MASK(18)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_12 IB_SA_COMP_MASK(19)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_13 IB_SA_COMP_MASK(20)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_14 IB_SA_COMP_MASK(21)
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#define IB_SA_SERVICE_REC_SERVICE_DATA8_15 IB_SA_COMP_MASK(22)
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#define IB_SA_SERVICE_REC_SERVICE_DATA16_0 IB_SA_COMP_MASK(23)
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#define IB_SA_SERVICE_REC_SERVICE_DATA16_1 IB_SA_COMP_MASK(24)
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#define IB_SA_SERVICE_REC_SERVICE_DATA16_2 IB_SA_COMP_MASK(25)
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#define IB_SA_SERVICE_REC_SERVICE_DATA16_3 IB_SA_COMP_MASK(26)
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#define IB_SA_SERVICE_REC_SERVICE_DATA16_4 IB_SA_COMP_MASK(27)
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#define IB_SA_SERVICE_REC_SERVICE_DATA16_5 IB_SA_COMP_MASK(28)
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#define IB_SA_SERVICE_REC_SERVICE_DATA16_6 IB_SA_COMP_MASK(29)
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#define IB_SA_SERVICE_REC_SERVICE_DATA16_7 IB_SA_COMP_MASK(30)
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#define IB_SA_SERVICE_REC_SERVICE_DATA32_0 IB_SA_COMP_MASK(31)
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#define IB_SA_SERVICE_REC_SERVICE_DATA32_1 IB_SA_COMP_MASK(32)
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#define IB_SA_SERVICE_REC_SERVICE_DATA32_2 IB_SA_COMP_MASK(33)
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#define IB_SA_SERVICE_REC_SERVICE_DATA32_3 IB_SA_COMP_MASK(34)
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#define IB_SA_SERVICE_REC_SERVICE_DATA64_0 IB_SA_COMP_MASK(35)
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#define IB_SA_SERVICE_REC_SERVICE_DATA64_1 IB_SA_COMP_MASK(36)
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#define IB_DEFAULT_SERVICE_LEASE 0xFFFFFFFF
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#define IB_SA_GUIDINFO_REC_LID IB_SA_COMP_MASK(0)
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#define IB_SA_GUIDINFO_REC_BLOCK_NUM IB_SA_COMP_MASK(1)
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#define IB_SA_GUIDINFO_REC_RES1 IB_SA_COMP_MASK(2)
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#define IB_SA_GUIDINFO_REC_RES2 IB_SA_COMP_MASK(3)
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#define IB_SA_GUIDINFO_REC_GID0 IB_SA_COMP_MASK(4)
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#define IB_SA_GUIDINFO_REC_GID1 IB_SA_COMP_MASK(5)
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#define IB_SA_GUIDINFO_REC_GID2 IB_SA_COMP_MASK(6)
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#define IB_SA_GUIDINFO_REC_GID3 IB_SA_COMP_MASK(7)
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#define IB_SA_GUIDINFO_REC_GID4 IB_SA_COMP_MASK(8)
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#define IB_SA_GUIDINFO_REC_GID5 IB_SA_COMP_MASK(9)
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#define IB_SA_GUIDINFO_REC_GID6 IB_SA_COMP_MASK(10)
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#define IB_SA_GUIDINFO_REC_GID7 IB_SA_COMP_MASK(11)
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struct ib_sa_guidinfo_rec {
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__be16 lid;
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u8 block_num;
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/* reserved */
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u8 res1;
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__be32 res2;
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u8 guid_info_list[64];
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};
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struct ib_sa_client {
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atomic_t users;
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struct completion comp;
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};
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/**
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* ib_sa_register_client - Register an SA client.
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*/
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void ib_sa_register_client(struct ib_sa_client *client);
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/**
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* ib_sa_unregister_client - Deregister an SA client.
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* @client: Client object to deregister.
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|
*/
|
|
void ib_sa_unregister_client(struct ib_sa_client *client);
|
|
|
|
struct ib_sa_query;
|
|
|
|
void ib_sa_cancel_query(int id, struct ib_sa_query *query);
|
|
|
|
int ib_sa_path_rec_get(struct ib_sa_client *client, struct ib_device *device,
|
|
u32 port_num, struct sa_path_rec *rec,
|
|
ib_sa_comp_mask comp_mask, unsigned long timeout_ms,
|
|
gfp_t gfp_mask,
|
|
void (*callback)(int status, struct sa_path_rec *resp,
|
|
unsigned int num_prs, void *context),
|
|
void *context, struct ib_sa_query **query);
|
|
|
|
struct ib_sa_multicast {
|
|
struct ib_sa_mcmember_rec rec;
|
|
ib_sa_comp_mask comp_mask;
|
|
int (*callback)(int status,
|
|
struct ib_sa_multicast *multicast);
|
|
void *context;
|
|
};
|
|
|
|
/**
|
|
* ib_sa_join_multicast - Initiates a join request to the specified multicast
|
|
* group.
|
|
* @client: SA client
|
|
* @device: Device associated with the multicast group.
|
|
* @port_num: Port on the specified device to associate with the multicast
|
|
* group.
|
|
* @rec: SA multicast member record specifying group attributes.
|
|
* @comp_mask: Component mask indicating which group attributes of %rec are
|
|
* valid.
|
|
* @gfp_mask: GFP mask for memory allocations.
|
|
* @callback: User callback invoked once the join operation completes.
|
|
* @context: User specified context stored with the ib_sa_multicast structure.
|
|
*
|
|
* This call initiates a multicast join request with the SA for the specified
|
|
* multicast group. If the join operation is started successfully, it returns
|
|
* an ib_sa_multicast structure that is used to track the multicast operation.
|
|
* Users must free this structure by calling ib_free_multicast, even if the
|
|
* join operation later fails. (The callback status is non-zero.)
|
|
*
|
|
* If the join operation fails; status will be non-zero, with the following
|
|
* failures possible:
|
|
* -ETIMEDOUT: The request timed out.
|
|
* -EIO: An error occurred sending the query.
|
|
* -EINVAL: The MCMemberRecord values differed from the existing group's.
|
|
* -ENETRESET: Indicates that an fatal error has occurred on the multicast
|
|
* group, and the user must rejoin the group to continue using it.
|
|
*/
|
|
struct ib_sa_multicast *ib_sa_join_multicast(struct ib_sa_client *client,
|
|
struct ib_device *device,
|
|
u32 port_num,
|
|
struct ib_sa_mcmember_rec *rec,
|
|
ib_sa_comp_mask comp_mask, gfp_t gfp_mask,
|
|
int (*callback)(int status,
|
|
struct ib_sa_multicast
|
|
*multicast),
|
|
void *context);
|
|
|
|
/**
|
|
* ib_free_multicast - Frees the multicast tracking structure, and releases
|
|
* any reference on the multicast group.
|
|
* @multicast: Multicast tracking structure allocated by ib_join_multicast.
|
|
*
|
|
* This call blocks until the multicast identifier is destroyed. It may
|
|
* not be called from within the multicast callback; however, returning a non-
|
|
* zero value from the callback will result in destroying the multicast
|
|
* tracking structure.
|
|
*/
|
|
void ib_sa_free_multicast(struct ib_sa_multicast *multicast);
|
|
|
|
/**
|
|
* ib_get_mcmember_rec - Looks up a multicast member record by its MGID and
|
|
* returns it if found.
|
|
* @device: Device associated with the multicast group.
|
|
* @port_num: Port on the specified device to associate with the multicast
|
|
* group.
|
|
* @mgid: MGID of multicast group.
|
|
* @rec: Location to copy SA multicast member record.
|
|
*/
|
|
int ib_sa_get_mcmember_rec(struct ib_device *device, u32 port_num,
|
|
union ib_gid *mgid, struct ib_sa_mcmember_rec *rec);
|
|
|
|
/**
|
|
* ib_init_ah_from_mcmember - Initialize address handle attributes based on
|
|
* an SA multicast member record.
|
|
*/
|
|
int ib_init_ah_from_mcmember(struct ib_device *device, u32 port_num,
|
|
struct ib_sa_mcmember_rec *rec,
|
|
struct net_device *ndev,
|
|
enum ib_gid_type gid_type,
|
|
struct rdma_ah_attr *ah_attr);
|
|
|
|
int ib_init_ah_attr_from_path(struct ib_device *device, u32 port_num,
|
|
struct sa_path_rec *rec,
|
|
struct rdma_ah_attr *ah_attr,
|
|
const struct ib_gid_attr *sgid_attr);
|
|
|
|
/**
|
|
* ib_sa_pack_path - Conert a path record from struct ib_sa_path_rec
|
|
* to IB MAD wire format.
|
|
*/
|
|
void ib_sa_pack_path(struct sa_path_rec *rec, void *attribute);
|
|
|
|
/**
|
|
* ib_sa_unpack_path - Convert a path record from MAD format to struct
|
|
* ib_sa_path_rec.
|
|
*/
|
|
void ib_sa_unpack_path(void *attribute, struct sa_path_rec *rec);
|
|
|
|
/* Support GuidInfoRecord */
|
|
int ib_sa_guid_info_rec_query(struct ib_sa_client *client,
|
|
struct ib_device *device, u32 port_num,
|
|
struct ib_sa_guidinfo_rec *rec,
|
|
ib_sa_comp_mask comp_mask, u8 method,
|
|
unsigned long timeout_ms, gfp_t gfp_mask,
|
|
void (*callback)(int status,
|
|
struct ib_sa_guidinfo_rec *resp,
|
|
void *context),
|
|
void *context, struct ib_sa_query **sa_query);
|
|
|
|
static inline bool sa_path_is_roce(struct sa_path_rec *rec)
|
|
{
|
|
return ((rec->rec_type == SA_PATH_REC_TYPE_ROCE_V1) ||
|
|
(rec->rec_type == SA_PATH_REC_TYPE_ROCE_V2));
|
|
}
|
|
|
|
static inline bool sa_path_is_opa(struct sa_path_rec *rec)
|
|
{
|
|
return (rec->rec_type == SA_PATH_REC_TYPE_OPA);
|
|
}
|
|
|
|
static inline void sa_path_set_slid(struct sa_path_rec *rec, u32 slid)
|
|
{
|
|
if (rec->rec_type == SA_PATH_REC_TYPE_IB)
|
|
rec->ib.slid = cpu_to_be16(slid);
|
|
else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
|
|
rec->opa.slid = cpu_to_be32(slid);
|
|
}
|
|
|
|
static inline void sa_path_set_dlid(struct sa_path_rec *rec, u32 dlid)
|
|
{
|
|
if (rec->rec_type == SA_PATH_REC_TYPE_IB)
|
|
rec->ib.dlid = cpu_to_be16(dlid);
|
|
else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
|
|
rec->opa.dlid = cpu_to_be32(dlid);
|
|
}
|
|
|
|
static inline void sa_path_set_raw_traffic(struct sa_path_rec *rec,
|
|
u8 raw_traffic)
|
|
{
|
|
if (rec->rec_type == SA_PATH_REC_TYPE_IB)
|
|
rec->ib.raw_traffic = raw_traffic;
|
|
else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
|
|
rec->opa.raw_traffic = raw_traffic;
|
|
}
|
|
|
|
static inline __be32 sa_path_get_slid(struct sa_path_rec *rec)
|
|
{
|
|
if (rec->rec_type == SA_PATH_REC_TYPE_IB)
|
|
return htonl(ntohs(rec->ib.slid));
|
|
else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
|
|
return rec->opa.slid;
|
|
return 0;
|
|
}
|
|
|
|
static inline __be32 sa_path_get_dlid(struct sa_path_rec *rec)
|
|
{
|
|
if (rec->rec_type == SA_PATH_REC_TYPE_IB)
|
|
return htonl(ntohs(rec->ib.dlid));
|
|
else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
|
|
return rec->opa.dlid;
|
|
return 0;
|
|
}
|
|
|
|
static inline u8 sa_path_get_raw_traffic(struct sa_path_rec *rec)
|
|
{
|
|
if (rec->rec_type == SA_PATH_REC_TYPE_IB)
|
|
return rec->ib.raw_traffic;
|
|
else if (rec->rec_type == SA_PATH_REC_TYPE_OPA)
|
|
return rec->opa.raw_traffic;
|
|
return 0;
|
|
}
|
|
|
|
static inline void sa_path_set_dmac(struct sa_path_rec *rec, u8 *dmac)
|
|
{
|
|
if (sa_path_is_roce(rec))
|
|
memcpy(rec->roce.dmac, dmac, ETH_ALEN);
|
|
}
|
|
|
|
static inline void sa_path_set_dmac_zero(struct sa_path_rec *rec)
|
|
{
|
|
if (sa_path_is_roce(rec))
|
|
eth_zero_addr(rec->roce.dmac);
|
|
}
|
|
|
|
static inline u8 *sa_path_get_dmac(struct sa_path_rec *rec)
|
|
{
|
|
if (sa_path_is_roce(rec))
|
|
return rec->roce.dmac;
|
|
return NULL;
|
|
}
|
|
#endif /* IB_SA_H */
|