Leon Romanovsky | 6bf9d8f | 2020-07-19 10:25:21 +0300 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (c) 2004 Topspin Communications. All rights reserved. |
Hal Rosenstock | cbae32c | 2005-07-27 11:45:38 -0700 | [diff] [blame] | 4 | * Copyright (c) 2005 Voltaire, Inc. All rights reserved. |
Michael S. Tsirkin | c1a0b23 | 2006-08-21 16:40:12 -0700 | [diff] [blame] | 5 | * Copyright (c) 2006 Intel Corporation. All rights reserved. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #ifndef IB_SA_H |
| 9 | #define IB_SA_H |
| 10 | |
Michael S. Tsirkin | c1a0b23 | 2006-08-21 16:40:12 -0700 | [diff] [blame] | 11 | #include <linux/completion.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | #include <linux/compiler.h> |
| 13 | |
Arun Sharma | 60063497 | 2011-07-26 16:09:06 -0700 | [diff] [blame] | 14 | #include <linux/atomic.h> |
Matan Barak | ba36e37 | 2015-10-15 18:38:47 +0300 | [diff] [blame] | 15 | #include <linux/netdevice.h> |
Michael S. Tsirkin | c1a0b23 | 2006-08-21 16:40:12 -0700 | [diff] [blame] | 16 | |
Roland Dreier | a4d61e8 | 2005-08-25 13:40:04 -0700 | [diff] [blame] | 17 | #include <rdma/ib_verbs.h> |
| 18 | #include <rdma/ib_mad.h> |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 19 | #include <rdma/ib_addr.h> |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 20 | #include <rdma/opa_addr.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 21 | |
| 22 | enum { |
Hal Rosenstock | cbae32c | 2005-07-27 11:45:38 -0700 | [diff] [blame] | 23 | IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 24 | |
Hal Rosenstock | cbae32c | 2005-07-27 11:45:38 -0700 | [diff] [blame] | 25 | IB_SA_METHOD_GET_TABLE = 0x12, |
| 26 | IB_SA_METHOD_GET_TABLE_RESP = 0x92, |
Hal Rosenstock | 1325cc7 | 2005-09-09 13:45:51 -0700 | [diff] [blame] | 27 | IB_SA_METHOD_DELETE = 0x15, |
| 28 | IB_SA_METHOD_DELETE_RESP = 0x95, |
| 29 | IB_SA_METHOD_GET_MULTI = 0x14, |
| 30 | IB_SA_METHOD_GET_MULTI_RESP = 0x94, |
| 31 | IB_SA_METHOD_GET_TRACE_TBL = 0x13 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | }; |
| 33 | |
Dasaratharaman Chandramouli | 2196f27 | 2017-04-28 19:20:26 -0400 | [diff] [blame] | 34 | #define OPA_SA_CLASS_VERSION 0x80 |
Hal Rosenstock | fbed8ee | 2005-09-09 15:24:04 -0700 | [diff] [blame] | 35 | enum { |
| 36 | IB_SA_ATTR_CLASS_PORTINFO = 0x01, |
| 37 | IB_SA_ATTR_NOTICE = 0x02, |
| 38 | IB_SA_ATTR_INFORM_INFO = 0x03, |
| 39 | IB_SA_ATTR_NODE_REC = 0x11, |
| 40 | IB_SA_ATTR_PORT_INFO_REC = 0x12, |
| 41 | IB_SA_ATTR_SL2VL_REC = 0x13, |
| 42 | IB_SA_ATTR_SWITCH_REC = 0x14, |
| 43 | IB_SA_ATTR_LINEAR_FDB_REC = 0x15, |
| 44 | IB_SA_ATTR_RANDOM_FDB_REC = 0x16, |
| 45 | IB_SA_ATTR_MCAST_FDB_REC = 0x17, |
| 46 | IB_SA_ATTR_SM_INFO_REC = 0x18, |
| 47 | IB_SA_ATTR_LINK_REC = 0x20, |
| 48 | IB_SA_ATTR_GUID_INFO_REC = 0x30, |
| 49 | IB_SA_ATTR_SERVICE_REC = 0x31, |
| 50 | IB_SA_ATTR_PARTITION_REC = 0x33, |
| 51 | IB_SA_ATTR_PATH_REC = 0x35, |
| 52 | IB_SA_ATTR_VL_ARB_REC = 0x36, |
| 53 | IB_SA_ATTR_MC_MEMBER_REC = 0x38, |
| 54 | IB_SA_ATTR_TRACE_REC = 0x39, |
| 55 | IB_SA_ATTR_MULTI_PATH_REC = 0x3a, |
| 56 | IB_SA_ATTR_SERVICE_ASSOC_REC = 0x3b, |
| 57 | IB_SA_ATTR_INFORM_INFO_REC = 0xf3 |
| 58 | }; |
| 59 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 60 | enum ib_sa_selector { |
Michael S. Tsirkin | aec79fc | 2006-09-18 22:17:08 +0300 | [diff] [blame] | 61 | IB_SA_GT = 0, |
| 62 | IB_SA_LT = 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 63 | IB_SA_EQ = 2, |
| 64 | /* |
| 65 | * The meaning of "best" depends on the attribute: for |
| 66 | * example, for MTU best will return the largest available |
| 67 | * MTU, while for packet life time, best will return the |
| 68 | * smallest available life time. |
| 69 | */ |
| 70 | IB_SA_BEST = 3 |
| 71 | }; |
| 72 | |
Alex Vesker | ab15c95 | 2016-07-06 16:36:35 +0300 | [diff] [blame] | 73 | /* |
| 74 | * There are 4 types of join states: |
| 75 | * FullMember, NonMember, SendOnlyNonMember, SendOnlyFullMember. |
| 76 | * The order corresponds to JoinState bits in MCMemberRecord. |
| 77 | */ |
| 78 | enum ib_sa_mc_join_states { |
| 79 | FULLMEMBER_JOIN, |
| 80 | NONMEMBER_JOIN, |
| 81 | SENDONLY_NONMEBER_JOIN, |
| 82 | SENDONLY_FULLMEMBER_JOIN, |
| 83 | NUM_JOIN_MEMBERSHIP_TYPES, |
| 84 | }; |
| 85 | |
Erez Shitrit | 628e6f7 | 2016-05-25 22:02:05 +0300 | [diff] [blame] | 86 | #define IB_SA_CAP_MASK2_SENDONLY_FULL_MEM_SUPPORT BIT(12) |
| 87 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 88 | /* |
| 89 | * Structures for SA records are named "struct ib_sa_xxx_rec." No |
| 90 | * attempt is made to pack structures to match the physical layout of |
| 91 | * SA records in SA MADs; all packing and unpacking is handled by the |
| 92 | * SA query code. |
| 93 | * |
| 94 | * For a record with structure ib_sa_xxx_rec, the naming convention |
| 95 | * for the component mask value for field yyy is IB_SA_XXX_REC_YYY (we |
| 96 | * never use different abbreviations or otherwise change the spelling |
| 97 | * of xxx/yyy between ib_sa_xxx_rec.yyy and IB_SA_XXX_REC_YYY). |
| 98 | * |
| 99 | * Reserved rows are indicated with comments to help maintainability. |
| 100 | */ |
| 101 | |
Sean Hefty | 733d65f | 2007-08-08 15:41:28 -0700 | [diff] [blame] | 102 | #define IB_SA_PATH_REC_SERVICE_ID (IB_SA_COMP_MASK( 0) |\ |
| 103 | IB_SA_COMP_MASK( 1)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | #define IB_SA_PATH_REC_DGID IB_SA_COMP_MASK( 2) |
| 105 | #define IB_SA_PATH_REC_SGID IB_SA_COMP_MASK( 3) |
| 106 | #define IB_SA_PATH_REC_DLID IB_SA_COMP_MASK( 4) |
| 107 | #define IB_SA_PATH_REC_SLID IB_SA_COMP_MASK( 5) |
| 108 | #define IB_SA_PATH_REC_RAW_TRAFFIC IB_SA_COMP_MASK( 6) |
| 109 | /* reserved: 7 */ |
| 110 | #define IB_SA_PATH_REC_FLOW_LABEL IB_SA_COMP_MASK( 8) |
| 111 | #define IB_SA_PATH_REC_HOP_LIMIT IB_SA_COMP_MASK( 9) |
| 112 | #define IB_SA_PATH_REC_TRAFFIC_CLASS IB_SA_COMP_MASK(10) |
| 113 | #define IB_SA_PATH_REC_REVERSIBLE IB_SA_COMP_MASK(11) |
| 114 | #define IB_SA_PATH_REC_NUMB_PATH IB_SA_COMP_MASK(12) |
| 115 | #define IB_SA_PATH_REC_PKEY IB_SA_COMP_MASK(13) |
Sean Hefty | 733d65f | 2007-08-08 15:41:28 -0700 | [diff] [blame] | 116 | #define IB_SA_PATH_REC_QOS_CLASS IB_SA_COMP_MASK(14) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 117 | #define IB_SA_PATH_REC_SL IB_SA_COMP_MASK(15) |
| 118 | #define IB_SA_PATH_REC_MTU_SELECTOR IB_SA_COMP_MASK(16) |
| 119 | #define IB_SA_PATH_REC_MTU IB_SA_COMP_MASK(17) |
| 120 | #define IB_SA_PATH_REC_RATE_SELECTOR IB_SA_COMP_MASK(18) |
| 121 | #define IB_SA_PATH_REC_RATE IB_SA_COMP_MASK(19) |
| 122 | #define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20) |
| 123 | #define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21) |
| 124 | #define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22) |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 125 | |
Dasaratharaman Chandramouli | dfa834e1 | 2017-04-27 19:05:59 -0400 | [diff] [blame] | 126 | enum sa_path_rec_type { |
| 127 | SA_PATH_REC_TYPE_IB, |
| 128 | SA_PATH_REC_TYPE_ROCE_V1, |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 129 | SA_PATH_REC_TYPE_ROCE_V2, |
| 130 | SA_PATH_REC_TYPE_OPA |
Dasaratharaman Chandramouli | dfa834e1 | 2017-04-27 19:05:59 -0400 | [diff] [blame] | 131 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 132 | |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 133 | struct sa_path_rec_ib { |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 134 | __be16 dlid; |
| 135 | __be16 slid; |
Jason Gunthorpe | 55efcfc | 2016-12-22 18:07:52 -0700 | [diff] [blame] | 136 | u8 raw_traffic; |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 137 | }; |
| 138 | |
Parav Pandit | 114cc9c | 2018-03-21 17:16:35 +0200 | [diff] [blame] | 139 | /** |
| 140 | * struct sa_path_rec_roce - RoCE specific portion of the path record entry |
| 141 | * @route_resolved: When set, it indicates that this route is already |
| 142 | * resolved for this path record entry. |
| 143 | * @dmac: Destination mac address for the given DGID entry |
| 144 | * of the path record entry. |
| 145 | */ |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 146 | struct sa_path_rec_roce { |
Parav Pandit | 114cc9c | 2018-03-21 17:16:35 +0200 | [diff] [blame] | 147 | bool route_resolved; |
Parav Pandit | 3983910 | 2018-06-19 10:59:19 +0300 | [diff] [blame] | 148 | u8 dmac[ETH_ALEN]; |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 149 | }; |
| 150 | |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 151 | struct sa_path_rec_opa { |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 152 | __be32 dlid; |
| 153 | __be32 slid; |
| 154 | u8 raw_traffic; |
| 155 | u8 l2_8B; |
| 156 | u8 l2_10B; |
| 157 | u8 l2_9B; |
| 158 | u8 l2_16B; |
| 159 | u8 qos_type; |
| 160 | u8 qos_priority; |
| 161 | }; |
| 162 | |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 163 | struct sa_path_rec { |
| 164 | union ib_gid dgid; |
| 165 | union ib_gid sgid; |
Majd Dibbiny | d3957b86 | 2017-05-21 19:09:54 +0300 | [diff] [blame] | 166 | __be64 service_id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 167 | /* reserved */ |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 168 | __be32 flow_label; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 169 | u8 hop_limit; |
| 170 | u8 traffic_class; |
Jason Gunthorpe | 55efcfc | 2016-12-22 18:07:52 -0700 | [diff] [blame] | 171 | u8 reversible; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 172 | u8 numb_path; |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 173 | __be16 pkey; |
Sean Hefty | 733d65f | 2007-08-08 15:41:28 -0700 | [diff] [blame] | 174 | __be16 qos_class; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | u8 sl; |
| 176 | u8 mtu_selector; |
Roland Dreier | 3bf4fb8 | 2005-05-25 12:31:31 -0700 | [diff] [blame] | 177 | u8 mtu; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 178 | u8 rate_selector; |
| 179 | u8 rate; |
| 180 | u8 packet_life_time_selector; |
| 181 | u8 packet_life_time; |
| 182 | u8 preference; |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 183 | union { |
| 184 | struct sa_path_rec_ib ib; |
| 185 | struct sa_path_rec_roce roce; |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 186 | struct sa_path_rec_opa opa; |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 187 | }; |
Dasaratharaman Chandramouli | dfa834e1 | 2017-04-27 19:05:59 -0400 | [diff] [blame] | 188 | enum sa_path_rec_type rec_type; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | }; |
| 190 | |
Dasaratharaman Chandramouli | dfa834e1 | 2017-04-27 19:05:59 -0400 | [diff] [blame] | 191 | static inline enum ib_gid_type |
| 192 | sa_conv_pathrec_to_gid_type(struct sa_path_rec *rec) |
| 193 | { |
| 194 | switch (rec->rec_type) { |
| 195 | case SA_PATH_REC_TYPE_ROCE_V1: |
| 196 | return IB_GID_TYPE_ROCE; |
| 197 | case SA_PATH_REC_TYPE_ROCE_V2: |
| 198 | return IB_GID_TYPE_ROCE_UDP_ENCAP; |
| 199 | default: |
| 200 | return IB_GID_TYPE_IB; |
| 201 | } |
| 202 | } |
| 203 | |
| 204 | static inline enum sa_path_rec_type |
| 205 | sa_conv_gid_to_pathrec_type(enum ib_gid_type type) |
| 206 | { |
| 207 | switch (type) { |
| 208 | case IB_GID_TYPE_ROCE: |
| 209 | return SA_PATH_REC_TYPE_ROCE_V1; |
| 210 | case IB_GID_TYPE_ROCE_UDP_ENCAP: |
| 211 | return SA_PATH_REC_TYPE_ROCE_V2; |
| 212 | default: |
| 213 | return SA_PATH_REC_TYPE_IB; |
| 214 | } |
| 215 | } |
| 216 | |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 217 | static inline void path_conv_opa_to_ib(struct sa_path_rec *ib, |
| 218 | struct sa_path_rec *opa) |
| 219 | { |
| 220 | if ((be32_to_cpu(opa->opa.dlid) >= |
| 221 | be16_to_cpu(IB_MULTICAST_LID_BASE)) || |
| 222 | (be32_to_cpu(opa->opa.slid) >= |
| 223 | be16_to_cpu(IB_MULTICAST_LID_BASE))) { |
| 224 | /* Create OPA GID and zero out the LID */ |
| 225 | ib->dgid.global.interface_id |
| 226 | = OPA_MAKE_ID(be32_to_cpu(opa->opa.dlid)); |
| 227 | ib->dgid.global.subnet_prefix |
| 228 | = opa->dgid.global.subnet_prefix; |
| 229 | ib->sgid.global.interface_id |
| 230 | = OPA_MAKE_ID(be32_to_cpu(opa->opa.slid)); |
| 231 | ib->dgid.global.subnet_prefix |
| 232 | = opa->dgid.global.subnet_prefix; |
| 233 | ib->ib.dlid = 0; |
| 234 | |
| 235 | ib->ib.slid = 0; |
| 236 | } else { |
| 237 | ib->ib.dlid = htons(ntohl(opa->opa.dlid)); |
| 238 | ib->ib.slid = htons(ntohl(opa->opa.slid)); |
| 239 | } |
Majd Dibbiny | d3957b86 | 2017-05-21 19:09:54 +0300 | [diff] [blame] | 240 | ib->service_id = opa->service_id; |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 241 | ib->ib.raw_traffic = opa->opa.raw_traffic; |
| 242 | } |
| 243 | |
| 244 | static inline void path_conv_ib_to_opa(struct sa_path_rec *opa, |
| 245 | struct sa_path_rec *ib) |
| 246 | { |
| 247 | __be32 slid, dlid; |
| 248 | |
| 249 | if ((ib_is_opa_gid(&ib->sgid)) || |
| 250 | (ib_is_opa_gid(&ib->dgid))) { |
| 251 | slid = htonl(opa_get_lid_from_gid(&ib->sgid)); |
| 252 | dlid = htonl(opa_get_lid_from_gid(&ib->dgid)); |
| 253 | } else { |
| 254 | slid = htonl(ntohs(ib->ib.slid)); |
| 255 | dlid = htonl(ntohs(ib->ib.dlid)); |
| 256 | } |
| 257 | opa->opa.slid = slid; |
| 258 | opa->opa.dlid = dlid; |
Majd Dibbiny | d3957b86 | 2017-05-21 19:09:54 +0300 | [diff] [blame] | 259 | opa->service_id = ib->service_id; |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 260 | opa->opa.raw_traffic = ib->ib.raw_traffic; |
| 261 | } |
| 262 | |
| 263 | /* Convert from OPA to IB path record */ |
| 264 | static inline void sa_convert_path_opa_to_ib(struct sa_path_rec *dest, |
| 265 | struct sa_path_rec *src) |
| 266 | { |
| 267 | if (src->rec_type != SA_PATH_REC_TYPE_OPA) |
| 268 | return; |
| 269 | |
| 270 | *dest = *src; |
| 271 | dest->rec_type = SA_PATH_REC_TYPE_IB; |
| 272 | path_conv_opa_to_ib(dest, src); |
| 273 | } |
| 274 | |
| 275 | /* Convert from IB to OPA path record */ |
| 276 | static inline void sa_convert_path_ib_to_opa(struct sa_path_rec *dest, |
| 277 | struct sa_path_rec *src) |
| 278 | { |
| 279 | if (src->rec_type != SA_PATH_REC_TYPE_IB) |
| 280 | return; |
| 281 | |
| 282 | /* Do a structure copy and overwrite the relevant fields */ |
| 283 | *dest = *src; |
| 284 | dest->rec_type = SA_PATH_REC_TYPE_OPA; |
| 285 | path_conv_ib_to_opa(dest, src); |
| 286 | } |
| 287 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 288 | #define IB_SA_MCMEMBER_REC_MGID IB_SA_COMP_MASK( 0) |
| 289 | #define IB_SA_MCMEMBER_REC_PORT_GID IB_SA_COMP_MASK( 1) |
| 290 | #define IB_SA_MCMEMBER_REC_QKEY IB_SA_COMP_MASK( 2) |
| 291 | #define IB_SA_MCMEMBER_REC_MLID IB_SA_COMP_MASK( 3) |
| 292 | #define IB_SA_MCMEMBER_REC_MTU_SELECTOR IB_SA_COMP_MASK( 4) |
| 293 | #define IB_SA_MCMEMBER_REC_MTU IB_SA_COMP_MASK( 5) |
| 294 | #define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS IB_SA_COMP_MASK( 6) |
| 295 | #define IB_SA_MCMEMBER_REC_PKEY IB_SA_COMP_MASK( 7) |
| 296 | #define IB_SA_MCMEMBER_REC_RATE_SELECTOR IB_SA_COMP_MASK( 8) |
| 297 | #define IB_SA_MCMEMBER_REC_RATE IB_SA_COMP_MASK( 9) |
| 298 | #define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(10) |
| 299 | #define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(11) |
| 300 | #define IB_SA_MCMEMBER_REC_SL IB_SA_COMP_MASK(12) |
| 301 | #define IB_SA_MCMEMBER_REC_FLOW_LABEL IB_SA_COMP_MASK(13) |
| 302 | #define IB_SA_MCMEMBER_REC_HOP_LIMIT IB_SA_COMP_MASK(14) |
| 303 | #define IB_SA_MCMEMBER_REC_SCOPE IB_SA_COMP_MASK(15) |
| 304 | #define IB_SA_MCMEMBER_REC_JOIN_STATE IB_SA_COMP_MASK(16) |
| 305 | #define IB_SA_MCMEMBER_REC_PROXY_JOIN IB_SA_COMP_MASK(17) |
| 306 | |
| 307 | struct ib_sa_mcmember_rec { |
| 308 | union ib_gid mgid; |
| 309 | union ib_gid port_gid; |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 310 | __be32 qkey; |
| 311 | __be16 mlid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 312 | u8 mtu_selector; |
Roland Dreier | 3bf4fb8 | 2005-05-25 12:31:31 -0700 | [diff] [blame] | 313 | u8 mtu; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 314 | u8 traffic_class; |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 315 | __be16 pkey; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 316 | u8 rate_selector; |
| 317 | u8 rate; |
| 318 | u8 packet_life_time_selector; |
| 319 | u8 packet_life_time; |
| 320 | u8 sl; |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 321 | __be32 flow_label; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 322 | u8 hop_limit; |
| 323 | u8 scope; |
| 324 | u8 join_state; |
Jason Gunthorpe | 55efcfc | 2016-12-22 18:07:52 -0700 | [diff] [blame] | 325 | u8 proxy_join; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 326 | }; |
| 327 | |
Hal Rosenstock | cbae32c | 2005-07-27 11:45:38 -0700 | [diff] [blame] | 328 | /* Service Record Component Mask Sec 15.2.5.14 Ver 1.1 */ |
| 329 | #define IB_SA_SERVICE_REC_SERVICE_ID IB_SA_COMP_MASK( 0) |
| 330 | #define IB_SA_SERVICE_REC_SERVICE_GID IB_SA_COMP_MASK( 1) |
| 331 | #define IB_SA_SERVICE_REC_SERVICE_PKEY IB_SA_COMP_MASK( 2) |
| 332 | /* reserved: 3 */ |
| 333 | #define IB_SA_SERVICE_REC_SERVICE_LEASE IB_SA_COMP_MASK( 4) |
| 334 | #define IB_SA_SERVICE_REC_SERVICE_KEY IB_SA_COMP_MASK( 5) |
| 335 | #define IB_SA_SERVICE_REC_SERVICE_NAME IB_SA_COMP_MASK( 6) |
| 336 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_0 IB_SA_COMP_MASK( 7) |
| 337 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_1 IB_SA_COMP_MASK( 8) |
| 338 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_2 IB_SA_COMP_MASK( 9) |
| 339 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_3 IB_SA_COMP_MASK(10) |
| 340 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_4 IB_SA_COMP_MASK(11) |
| 341 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_5 IB_SA_COMP_MASK(12) |
| 342 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_6 IB_SA_COMP_MASK(13) |
| 343 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_7 IB_SA_COMP_MASK(14) |
| 344 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_8 IB_SA_COMP_MASK(15) |
| 345 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_9 IB_SA_COMP_MASK(16) |
| 346 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_10 IB_SA_COMP_MASK(17) |
| 347 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_11 IB_SA_COMP_MASK(18) |
| 348 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_12 IB_SA_COMP_MASK(19) |
| 349 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_13 IB_SA_COMP_MASK(20) |
| 350 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_14 IB_SA_COMP_MASK(21) |
| 351 | #define IB_SA_SERVICE_REC_SERVICE_DATA8_15 IB_SA_COMP_MASK(22) |
| 352 | #define IB_SA_SERVICE_REC_SERVICE_DATA16_0 IB_SA_COMP_MASK(23) |
| 353 | #define IB_SA_SERVICE_REC_SERVICE_DATA16_1 IB_SA_COMP_MASK(24) |
| 354 | #define IB_SA_SERVICE_REC_SERVICE_DATA16_2 IB_SA_COMP_MASK(25) |
| 355 | #define IB_SA_SERVICE_REC_SERVICE_DATA16_3 IB_SA_COMP_MASK(26) |
| 356 | #define IB_SA_SERVICE_REC_SERVICE_DATA16_4 IB_SA_COMP_MASK(27) |
| 357 | #define IB_SA_SERVICE_REC_SERVICE_DATA16_5 IB_SA_COMP_MASK(28) |
| 358 | #define IB_SA_SERVICE_REC_SERVICE_DATA16_6 IB_SA_COMP_MASK(29) |
| 359 | #define IB_SA_SERVICE_REC_SERVICE_DATA16_7 IB_SA_COMP_MASK(30) |
| 360 | #define IB_SA_SERVICE_REC_SERVICE_DATA32_0 IB_SA_COMP_MASK(31) |
| 361 | #define IB_SA_SERVICE_REC_SERVICE_DATA32_1 IB_SA_COMP_MASK(32) |
| 362 | #define IB_SA_SERVICE_REC_SERVICE_DATA32_2 IB_SA_COMP_MASK(33) |
| 363 | #define IB_SA_SERVICE_REC_SERVICE_DATA32_3 IB_SA_COMP_MASK(34) |
| 364 | #define IB_SA_SERVICE_REC_SERVICE_DATA64_0 IB_SA_COMP_MASK(35) |
| 365 | #define IB_SA_SERVICE_REC_SERVICE_DATA64_1 IB_SA_COMP_MASK(36) |
| 366 | |
| 367 | #define IB_DEFAULT_SERVICE_LEASE 0xFFFFFFFF |
| 368 | |
| 369 | struct ib_sa_service_rec { |
| 370 | u64 id; |
| 371 | union ib_gid gid; |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 372 | __be16 pkey; |
Hal Rosenstock | cbae32c | 2005-07-27 11:45:38 -0700 | [diff] [blame] | 373 | /* reserved */ |
| 374 | u32 lease; |
| 375 | u8 key[16]; |
| 376 | u8 name[64]; |
| 377 | u8 data8[16]; |
| 378 | u16 data16[8]; |
| 379 | u32 data32[4]; |
| 380 | u64 data64[2]; |
| 381 | }; |
| 382 | |
Erez Shitrit | aeab97e | 2012-06-19 11:21:38 +0300 | [diff] [blame] | 383 | #define IB_SA_GUIDINFO_REC_LID IB_SA_COMP_MASK(0) |
| 384 | #define IB_SA_GUIDINFO_REC_BLOCK_NUM IB_SA_COMP_MASK(1) |
| 385 | #define IB_SA_GUIDINFO_REC_RES1 IB_SA_COMP_MASK(2) |
| 386 | #define IB_SA_GUIDINFO_REC_RES2 IB_SA_COMP_MASK(3) |
| 387 | #define IB_SA_GUIDINFO_REC_GID0 IB_SA_COMP_MASK(4) |
| 388 | #define IB_SA_GUIDINFO_REC_GID1 IB_SA_COMP_MASK(5) |
| 389 | #define IB_SA_GUIDINFO_REC_GID2 IB_SA_COMP_MASK(6) |
| 390 | #define IB_SA_GUIDINFO_REC_GID3 IB_SA_COMP_MASK(7) |
| 391 | #define IB_SA_GUIDINFO_REC_GID4 IB_SA_COMP_MASK(8) |
| 392 | #define IB_SA_GUIDINFO_REC_GID5 IB_SA_COMP_MASK(9) |
| 393 | #define IB_SA_GUIDINFO_REC_GID6 IB_SA_COMP_MASK(10) |
| 394 | #define IB_SA_GUIDINFO_REC_GID7 IB_SA_COMP_MASK(11) |
| 395 | |
| 396 | struct ib_sa_guidinfo_rec { |
| 397 | __be16 lid; |
| 398 | u8 block_num; |
| 399 | /* reserved */ |
| 400 | u8 res1; |
| 401 | __be32 res2; |
| 402 | u8 guid_info_list[64]; |
| 403 | }; |
| 404 | |
Michael S. Tsirkin | c1a0b23 | 2006-08-21 16:40:12 -0700 | [diff] [blame] | 405 | struct ib_sa_client { |
| 406 | atomic_t users; |
| 407 | struct completion comp; |
| 408 | }; |
| 409 | |
| 410 | /** |
| 411 | * ib_sa_register_client - Register an SA client. |
| 412 | */ |
| 413 | void ib_sa_register_client(struct ib_sa_client *client); |
| 414 | |
| 415 | /** |
| 416 | * ib_sa_unregister_client - Deregister an SA client. |
| 417 | * @client: Client object to deregister. |
| 418 | */ |
| 419 | void ib_sa_unregister_client(struct ib_sa_client *client); |
| 420 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 421 | struct ib_sa_query; |
| 422 | |
| 423 | void ib_sa_cancel_query(int id, struct ib_sa_query *query); |
| 424 | |
Leon Romanovsky | 9549c2b | 2018-10-11 17:30:04 +0300 | [diff] [blame] | 425 | int ib_sa_path_rec_get(struct ib_sa_client *client, struct ib_device *device, |
| 426 | u8 port_num, struct sa_path_rec *rec, |
Leon Romanovsky | dbace11 | 2018-10-11 17:30:05 +0300 | [diff] [blame] | 427 | ib_sa_comp_mask comp_mask, unsigned long timeout_ms, |
Leon Romanovsky | 9549c2b | 2018-10-11 17:30:04 +0300 | [diff] [blame] | 428 | gfp_t gfp_mask, |
| 429 | void (*callback)(int status, struct sa_path_rec *resp, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 430 | void *context), |
Leon Romanovsky | 9549c2b | 2018-10-11 17:30:04 +0300 | [diff] [blame] | 431 | void *context, struct ib_sa_query **query); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 432 | |
Michael S. Tsirkin | c1a0b23 | 2006-08-21 16:40:12 -0700 | [diff] [blame] | 433 | int ib_sa_service_rec_query(struct ib_sa_client *client, |
Leon Romanovsky | 9549c2b | 2018-10-11 17:30:04 +0300 | [diff] [blame] | 434 | struct ib_device *device, u8 port_num, u8 method, |
| 435 | struct ib_sa_service_rec *rec, |
Leon Romanovsky | dbace11 | 2018-10-11 17:30:05 +0300 | [diff] [blame] | 436 | ib_sa_comp_mask comp_mask, unsigned long timeout_ms, |
Leon Romanovsky | 9549c2b | 2018-10-11 17:30:04 +0300 | [diff] [blame] | 437 | gfp_t gfp_mask, |
| 438 | void (*callback)(int status, |
| 439 | struct ib_sa_service_rec *resp, |
| 440 | void *context), |
| 441 | void *context, struct ib_sa_query **sa_query); |
Hal Rosenstock | cbae32c | 2005-07-27 11:45:38 -0700 | [diff] [blame] | 442 | |
Sean Hefty | faec2f7 | 2007-02-15 17:00:17 -0800 | [diff] [blame] | 443 | struct ib_sa_multicast { |
| 444 | struct ib_sa_mcmember_rec rec; |
| 445 | ib_sa_comp_mask comp_mask; |
| 446 | int (*callback)(int status, |
| 447 | struct ib_sa_multicast *multicast); |
| 448 | void *context; |
| 449 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | |
| 451 | /** |
Sean Hefty | faec2f7 | 2007-02-15 17:00:17 -0800 | [diff] [blame] | 452 | * ib_sa_join_multicast - Initiates a join request to the specified multicast |
| 453 | * group. |
| 454 | * @client: SA client |
| 455 | * @device: Device associated with the multicast group. |
| 456 | * @port_num: Port on the specified device to associate with the multicast |
| 457 | * group. |
| 458 | * @rec: SA multicast member record specifying group attributes. |
| 459 | * @comp_mask: Component mask indicating which group attributes of %rec are |
| 460 | * valid. |
| 461 | * @gfp_mask: GFP mask for memory allocations. |
| 462 | * @callback: User callback invoked once the join operation completes. |
| 463 | * @context: User specified context stored with the ib_sa_multicast structure. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 464 | * |
Sean Hefty | faec2f7 | 2007-02-15 17:00:17 -0800 | [diff] [blame] | 465 | * This call initiates a multicast join request with the SA for the specified |
| 466 | * multicast group. If the join operation is started successfully, it returns |
| 467 | * an ib_sa_multicast structure that is used to track the multicast operation. |
| 468 | * Users must free this structure by calling ib_free_multicast, even if the |
| 469 | * join operation later fails. (The callback status is non-zero.) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 470 | * |
Sean Hefty | faec2f7 | 2007-02-15 17:00:17 -0800 | [diff] [blame] | 471 | * If the join operation fails; status will be non-zero, with the following |
| 472 | * failures possible: |
| 473 | * -ETIMEDOUT: The request timed out. |
| 474 | * -EIO: An error occurred sending the query. |
| 475 | * -EINVAL: The MCMemberRecord values differed from the existing group's. |
| 476 | * -ENETRESET: Indicates that an fatal error has occurred on the multicast |
| 477 | * group, and the user must rejoin the group to continue using it. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 478 | */ |
Sean Hefty | faec2f7 | 2007-02-15 17:00:17 -0800 | [diff] [blame] | 479 | struct ib_sa_multicast *ib_sa_join_multicast(struct ib_sa_client *client, |
| 480 | struct ib_device *device, u8 port_num, |
| 481 | struct ib_sa_mcmember_rec *rec, |
| 482 | ib_sa_comp_mask comp_mask, gfp_t gfp_mask, |
| 483 | int (*callback)(int status, |
| 484 | struct ib_sa_multicast |
| 485 | *multicast), |
| 486 | void *context); |
| 487 | |
| 488 | /** |
| 489 | * ib_free_multicast - Frees the multicast tracking structure, and releases |
| 490 | * any reference on the multicast group. |
| 491 | * @multicast: Multicast tracking structure allocated by ib_join_multicast. |
| 492 | * |
| 493 | * This call blocks until the multicast identifier is destroyed. It may |
| 494 | * not be called from within the multicast callback; however, returning a non- |
| 495 | * zero value from the callback will result in destroying the multicast |
| 496 | * tracking structure. |
| 497 | */ |
| 498 | void ib_sa_free_multicast(struct ib_sa_multicast *multicast); |
| 499 | |
| 500 | /** |
| 501 | * ib_get_mcmember_rec - Looks up a multicast member record by its MGID and |
| 502 | * returns it if found. |
| 503 | * @device: Device associated with the multicast group. |
| 504 | * @port_num: Port on the specified device to associate with the multicast |
| 505 | * group. |
| 506 | * @mgid: MGID of multicast group. |
| 507 | * @rec: Location to copy SA multicast member record. |
| 508 | */ |
| 509 | int ib_sa_get_mcmember_rec(struct ib_device *device, u8 port_num, |
| 510 | union ib_gid *mgid, struct ib_sa_mcmember_rec *rec); |
| 511 | |
| 512 | /** |
| 513 | * ib_init_ah_from_mcmember - Initialize address handle attributes based on |
| 514 | * an SA multicast member record. |
| 515 | */ |
| 516 | int ib_init_ah_from_mcmember(struct ib_device *device, u8 port_num, |
| 517 | struct ib_sa_mcmember_rec *rec, |
Moni Shoua | bee3c3c | 2015-12-23 14:56:57 +0200 | [diff] [blame] | 518 | struct net_device *ndev, |
| 519 | enum ib_gid_type gid_type, |
Dasaratharaman Chandramouli | 9089885 | 2017-04-29 14:41:18 -0400 | [diff] [blame] | 520 | struct rdma_ah_attr *ah_attr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 521 | |
Parav Pandit | 4ad6a02 | 2017-11-14 14:52:16 +0200 | [diff] [blame] | 522 | int ib_init_ah_attr_from_path(struct ib_device *device, u8 port_num, |
| 523 | struct sa_path_rec *rec, |
Parav Pandit | 3983910 | 2018-06-19 10:59:19 +0300 | [diff] [blame] | 524 | struct rdma_ah_attr *ah_attr, |
| 525 | const struct ib_gid_attr *sgid_attr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 526 | |
Sean Hefty | a7ca1f0 | 2009-11-16 09:30:33 -0800 | [diff] [blame] | 527 | /** |
Sean Hefty | 2e08b58 | 2013-05-29 10:09:26 -0700 | [diff] [blame] | 528 | * ib_sa_pack_path - Conert a path record from struct ib_sa_path_rec |
| 529 | * to IB MAD wire format. |
| 530 | */ |
Dasaratharaman Chandramouli | c2f8fc4 | 2017-04-27 19:05:58 -0400 | [diff] [blame] | 531 | void ib_sa_pack_path(struct sa_path_rec *rec, void *attribute); |
Sean Hefty | 2e08b58 | 2013-05-29 10:09:26 -0700 | [diff] [blame] | 532 | |
| 533 | /** |
Sean Hefty | a7ca1f0 | 2009-11-16 09:30:33 -0800 | [diff] [blame] | 534 | * ib_sa_unpack_path - Convert a path record from MAD format to struct |
| 535 | * ib_sa_path_rec. |
| 536 | */ |
Dasaratharaman Chandramouli | c2f8fc4 | 2017-04-27 19:05:58 -0400 | [diff] [blame] | 537 | void ib_sa_unpack_path(void *attribute, struct sa_path_rec *rec); |
Sean Hefty | a7ca1f0 | 2009-11-16 09:30:33 -0800 | [diff] [blame] | 538 | |
Erez Shitrit | aeab97e | 2012-06-19 11:21:38 +0300 | [diff] [blame] | 539 | /* Support GuidInfoRecord */ |
| 540 | int ib_sa_guid_info_rec_query(struct ib_sa_client *client, |
| 541 | struct ib_device *device, u8 port_num, |
| 542 | struct ib_sa_guidinfo_rec *rec, |
| 543 | ib_sa_comp_mask comp_mask, u8 method, |
Leon Romanovsky | dbace11 | 2018-10-11 17:30:05 +0300 | [diff] [blame] | 544 | unsigned long timeout_ms, gfp_t gfp_mask, |
Erez Shitrit | aeab97e | 2012-06-19 11:21:38 +0300 | [diff] [blame] | 545 | void (*callback)(int status, |
| 546 | struct ib_sa_guidinfo_rec *resp, |
| 547 | void *context), |
Leon Romanovsky | 9549c2b | 2018-10-11 17:30:04 +0300 | [diff] [blame] | 548 | void *context, struct ib_sa_query **sa_query); |
Sean Hefty | 2e08b58 | 2013-05-29 10:09:26 -0700 | [diff] [blame] | 549 | |
Dasaratharaman Chandramouli | ee1c60b | 2017-03-20 19:38:08 -0400 | [diff] [blame] | 550 | bool ib_sa_sendonly_fullmem_support(struct ib_sa_client *client, |
| 551 | struct ib_device *device, |
| 552 | u8 port_num); |
Erez Shitrit | 628e6f7 | 2016-05-25 22:02:05 +0300 | [diff] [blame] | 553 | |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 554 | static inline bool sa_path_is_roce(struct sa_path_rec *rec) |
| 555 | { |
| 556 | return ((rec->rec_type == SA_PATH_REC_TYPE_ROCE_V1) || |
| 557 | (rec->rec_type == SA_PATH_REC_TYPE_ROCE_V2)); |
| 558 | } |
| 559 | |
Parav Pandit | 0a51415 | 2018-03-13 16:06:20 +0200 | [diff] [blame] | 560 | static inline bool sa_path_is_opa(struct sa_path_rec *rec) |
| 561 | { |
| 562 | return (rec->rec_type == SA_PATH_REC_TYPE_OPA); |
| 563 | } |
| 564 | |
Bart Van Assche | 9d18717 | 2017-10-06 13:06:17 -0700 | [diff] [blame] | 565 | static inline void sa_path_set_slid(struct sa_path_rec *rec, u32 slid) |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 566 | { |
| 567 | if (rec->rec_type == SA_PATH_REC_TYPE_IB) |
Bart Van Assche | 9d18717 | 2017-10-06 13:06:17 -0700 | [diff] [blame] | 568 | rec->ib.slid = cpu_to_be16(slid); |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 569 | else if (rec->rec_type == SA_PATH_REC_TYPE_OPA) |
Bart Van Assche | 9d18717 | 2017-10-06 13:06:17 -0700 | [diff] [blame] | 570 | rec->opa.slid = cpu_to_be32(slid); |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 571 | } |
| 572 | |
Bart Van Assche | 9d18717 | 2017-10-06 13:06:17 -0700 | [diff] [blame] | 573 | static inline void sa_path_set_dlid(struct sa_path_rec *rec, u32 dlid) |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 574 | { |
| 575 | if (rec->rec_type == SA_PATH_REC_TYPE_IB) |
Bart Van Assche | 9d18717 | 2017-10-06 13:06:17 -0700 | [diff] [blame] | 576 | rec->ib.dlid = cpu_to_be16(dlid); |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 577 | else if (rec->rec_type == SA_PATH_REC_TYPE_OPA) |
Bart Van Assche | 9d18717 | 2017-10-06 13:06:17 -0700 | [diff] [blame] | 578 | rec->opa.dlid = cpu_to_be32(dlid); |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 579 | } |
| 580 | |
| 581 | static inline void sa_path_set_raw_traffic(struct sa_path_rec *rec, |
| 582 | u8 raw_traffic) |
| 583 | { |
| 584 | if (rec->rec_type == SA_PATH_REC_TYPE_IB) |
| 585 | rec->ib.raw_traffic = raw_traffic; |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 586 | else if (rec->rec_type == SA_PATH_REC_TYPE_OPA) |
| 587 | rec->opa.raw_traffic = raw_traffic; |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 588 | } |
| 589 | |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 590 | static inline __be32 sa_path_get_slid(struct sa_path_rec *rec) |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 591 | { |
| 592 | if (rec->rec_type == SA_PATH_REC_TYPE_IB) |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 593 | return htonl(ntohs(rec->ib.slid)); |
| 594 | else if (rec->rec_type == SA_PATH_REC_TYPE_OPA) |
| 595 | return rec->opa.slid; |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 596 | return 0; |
| 597 | } |
| 598 | |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 599 | static inline __be32 sa_path_get_dlid(struct sa_path_rec *rec) |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 600 | { |
| 601 | if (rec->rec_type == SA_PATH_REC_TYPE_IB) |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 602 | return htonl(ntohs(rec->ib.dlid)); |
| 603 | else if (rec->rec_type == SA_PATH_REC_TYPE_OPA) |
| 604 | return rec->opa.dlid; |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 605 | return 0; |
| 606 | } |
| 607 | |
| 608 | static inline u8 sa_path_get_raw_traffic(struct sa_path_rec *rec) |
| 609 | { |
| 610 | if (rec->rec_type == SA_PATH_REC_TYPE_IB) |
| 611 | return rec->ib.raw_traffic; |
Dasaratharaman Chandramouli | 5752075 | 2017-04-27 19:06:01 -0400 | [diff] [blame] | 612 | else if (rec->rec_type == SA_PATH_REC_TYPE_OPA) |
| 613 | return rec->opa.raw_traffic; |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 614 | return 0; |
| 615 | } |
| 616 | |
| 617 | static inline void sa_path_set_dmac(struct sa_path_rec *rec, u8 *dmac) |
| 618 | { |
| 619 | if (sa_path_is_roce(rec)) |
| 620 | memcpy(rec->roce.dmac, dmac, ETH_ALEN); |
| 621 | } |
| 622 | |
| 623 | static inline void sa_path_set_dmac_zero(struct sa_path_rec *rec) |
| 624 | { |
| 625 | if (sa_path_is_roce(rec)) |
| 626 | eth_zero_addr(rec->roce.dmac); |
| 627 | } |
| 628 | |
Dasaratharaman Chandramouli | 9fdca4d | 2017-04-27 19:06:00 -0400 | [diff] [blame] | 629 | static inline u8 *sa_path_get_dmac(struct sa_path_rec *rec) |
| 630 | { |
| 631 | if (sa_path_is_roce(rec)) |
| 632 | return rec->roce.dmac; |
| 633 | return NULL; |
| 634 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 635 | #endif /* IB_SA_H */ |