1a977049dSHal Rosenstock /* 2a977049dSHal Rosenstock * Copyright (c) 2004 Intel Corporation. All rights reserved. 3a977049dSHal Rosenstock * Copyright (c) 2004 Topspin Corporation. All rights reserved. 4a977049dSHal Rosenstock * Copyright (c) 2004 Voltaire Corporation. All rights reserved. 5a977049dSHal Rosenstock * 6a977049dSHal Rosenstock * This software is available to you under a choice of one of two 7a977049dSHal Rosenstock * licenses. You may choose to be licensed under the terms of the GNU 8a977049dSHal Rosenstock * General Public License (GPL) Version 2, available from the file 9a977049dSHal Rosenstock * COPYING the madirectory of this source tree, or the 10a977049dSHal Rosenstock * OpenIB.org BSD license below: 11a977049dSHal Rosenstock * 12a977049dSHal Rosenstock * Redistribution and use source and binary forms, with or 13a977049dSHal Rosenstock * withmodification, are permitted provided that the following 14a977049dSHal Rosenstock * conditions are met: 15a977049dSHal Rosenstock * 16a977049dSHal Rosenstock * - Redistributions of source code must retathe above 17a977049dSHal Rosenstock * copyright notice, this list of conditions and the following 18a977049dSHal Rosenstock * disclaimer. 19a977049dSHal Rosenstock * 20a977049dSHal Rosenstock * - Redistributions binary form must reproduce the above 21a977049dSHal Rosenstock * copyright notice, this list of conditions and the following 22a977049dSHal Rosenstock * disclaimer the documentation and/or other materials 23a977049dSHal Rosenstock * provided with the distribution. 24a977049dSHal Rosenstock * 25a977049dSHal Rosenstock * THE SOFTWARE IS PROVIDED "AS IS", WITHWARRANTY OF ANY KIND, 26a977049dSHal Rosenstock * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 27a977049dSHal Rosenstock * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 28a977049dSHal Rosenstock * NONINFRINGEMENT. NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 29a977049dSHal Rosenstock * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER AN 30a977049dSHal Rosenstock * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OF OR IN 31a977049dSHal Rosenstock * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS THE 32a977049dSHal Rosenstock * SOFTWARE. 33a977049dSHal Rosenstock */ 34a977049dSHal Rosenstock #if !defined(CM_MSGS_H) 35a977049dSHal Rosenstock #define CM_MSGS_H 36a977049dSHal Rosenstock 37a977049dSHal Rosenstock #include <ib_mad.h> 38a977049dSHal Rosenstock 39a977049dSHal Rosenstock /* 40a977049dSHal Rosenstock * Parameters to routines below should be in network-byte order, and values 41a977049dSHal Rosenstock * are returned in network-byte order. 42a977049dSHal Rosenstock */ 43a977049dSHal Rosenstock 44a977049dSHal Rosenstock #define IB_CM_CLASS_VERSION 2 /* IB specification 1.2 */ 45a977049dSHal Rosenstock 4697f52eb4SSean Hefty #define CM_REQ_ATTR_ID __constant_htons(0x0010) 4797f52eb4SSean Hefty #define CM_MRA_ATTR_ID __constant_htons(0x0011) 4897f52eb4SSean Hefty #define CM_REJ_ATTR_ID __constant_htons(0x0012) 4997f52eb4SSean Hefty #define CM_REP_ATTR_ID __constant_htons(0x0013) 5097f52eb4SSean Hefty #define CM_RTU_ATTR_ID __constant_htons(0x0014) 5197f52eb4SSean Hefty #define CM_DREQ_ATTR_ID __constant_htons(0x0015) 5297f52eb4SSean Hefty #define CM_DREP_ATTR_ID __constant_htons(0x0016) 5397f52eb4SSean Hefty #define CM_SIDR_REQ_ATTR_ID __constant_htons(0x0017) 5497f52eb4SSean Hefty #define CM_SIDR_REP_ATTR_ID __constant_htons(0x0018) 5597f52eb4SSean Hefty #define CM_LAP_ATTR_ID __constant_htons(0x0019) 5697f52eb4SSean Hefty #define CM_APR_ATTR_ID __constant_htons(0x001A) 57a977049dSHal Rosenstock 58a977049dSHal Rosenstock enum cm_msg_sequence { 59a977049dSHal Rosenstock CM_MSG_SEQUENCE_REQ, 60a977049dSHal Rosenstock CM_MSG_SEQUENCE_LAP, 61a977049dSHal Rosenstock CM_MSG_SEQUENCE_DREQ, 62a977049dSHal Rosenstock CM_MSG_SEQUENCE_SIDR 63a977049dSHal Rosenstock }; 64a977049dSHal Rosenstock 65a977049dSHal Rosenstock struct cm_req_msg { 66a977049dSHal Rosenstock struct ib_mad_hdr hdr; 67a977049dSHal Rosenstock 6897f52eb4SSean Hefty __be32 local_comm_id; 6997f52eb4SSean Hefty __be32 rsvd4; 7097f52eb4SSean Hefty __be64 service_id; 7197f52eb4SSean Hefty __be64 local_ca_guid; 7297f52eb4SSean Hefty __be32 rsvd24; 7397f52eb4SSean Hefty __be32 local_qkey; 74a977049dSHal Rosenstock /* local QPN:24, responder resources:8 */ 7597f52eb4SSean Hefty __be32 offset32; 76a977049dSHal Rosenstock /* local EECN:24, initiator depth:8 */ 7797f52eb4SSean Hefty __be32 offset36; 78a977049dSHal Rosenstock /* 79a977049dSHal Rosenstock * remote EECN:24, remote CM response timeout:5, 80a977049dSHal Rosenstock * transport service type:2, end-to-end flow control:1 81a977049dSHal Rosenstock */ 8297f52eb4SSean Hefty __be32 offset40; 83a977049dSHal Rosenstock /* starting PSN:24, local CM response timeout:5, retry count:3 */ 8497f52eb4SSean Hefty __be32 offset44; 8597f52eb4SSean Hefty __be16 pkey; 86a977049dSHal Rosenstock /* path MTU:4, RDC exists:1, RNR retry count:3. */ 87a977049dSHal Rosenstock u8 offset50; 88a977049dSHal Rosenstock /* max CM Retries:4, SRQ:1, rsvd:3 */ 89a977049dSHal Rosenstock u8 offset51; 90a977049dSHal Rosenstock 9197f52eb4SSean Hefty __be16 primary_local_lid; 9297f52eb4SSean Hefty __be16 primary_remote_lid; 93a977049dSHal Rosenstock union ib_gid primary_local_gid; 94a977049dSHal Rosenstock union ib_gid primary_remote_gid; 95a977049dSHal Rosenstock /* flow label:20, rsvd:6, packet rate:6 */ 9697f52eb4SSean Hefty __be32 primary_offset88; 97a977049dSHal Rosenstock u8 primary_traffic_class; 98a977049dSHal Rosenstock u8 primary_hop_limit; 99a977049dSHal Rosenstock /* SL:4, subnet local:1, rsvd:3 */ 100a977049dSHal Rosenstock u8 primary_offset94; 101a977049dSHal Rosenstock /* local ACK timeout:5, rsvd:3 */ 102a977049dSHal Rosenstock u8 primary_offset95; 103a977049dSHal Rosenstock 10497f52eb4SSean Hefty __be16 alt_local_lid; 10597f52eb4SSean Hefty __be16 alt_remote_lid; 106a977049dSHal Rosenstock union ib_gid alt_local_gid; 107a977049dSHal Rosenstock union ib_gid alt_remote_gid; 108a977049dSHal Rosenstock /* flow label:20, rsvd:6, packet rate:6 */ 10997f52eb4SSean Hefty __be32 alt_offset132; 110a977049dSHal Rosenstock u8 alt_traffic_class; 111a977049dSHal Rosenstock u8 alt_hop_limit; 112a977049dSHal Rosenstock /* SL:4, subnet local:1, rsvd:3 */ 113a977049dSHal Rosenstock u8 alt_offset138; 114a977049dSHal Rosenstock /* local ACK timeout:5, rsvd:3 */ 115a977049dSHal Rosenstock u8 alt_offset139; 116a977049dSHal Rosenstock 117a977049dSHal Rosenstock u8 private_data[IB_CM_REQ_PRIVATE_DATA_SIZE]; 118a977049dSHal Rosenstock 119a977049dSHal Rosenstock } __attribute__ ((packed)); 120a977049dSHal Rosenstock 12197f52eb4SSean Hefty static inline __be32 cm_req_get_local_qpn(struct cm_req_msg *req_msg) 122a977049dSHal Rosenstock { 123a977049dSHal Rosenstock return cpu_to_be32(be32_to_cpu(req_msg->offset32) >> 8); 124a977049dSHal Rosenstock } 125a977049dSHal Rosenstock 12697f52eb4SSean Hefty static inline void cm_req_set_local_qpn(struct cm_req_msg *req_msg, __be32 qpn) 127a977049dSHal Rosenstock { 128a977049dSHal Rosenstock req_msg->offset32 = cpu_to_be32((be32_to_cpu(qpn) << 8) | 129a977049dSHal Rosenstock (be32_to_cpu(req_msg->offset32) & 130a977049dSHal Rosenstock 0x000000FF)); 131a977049dSHal Rosenstock } 132a977049dSHal Rosenstock 133a977049dSHal Rosenstock static inline u8 cm_req_get_resp_res(struct cm_req_msg *req_msg) 134a977049dSHal Rosenstock { 135a977049dSHal Rosenstock return (u8) be32_to_cpu(req_msg->offset32); 136a977049dSHal Rosenstock } 137a977049dSHal Rosenstock 138a977049dSHal Rosenstock static inline void cm_req_set_resp_res(struct cm_req_msg *req_msg, u8 resp_res) 139a977049dSHal Rosenstock { 140a977049dSHal Rosenstock req_msg->offset32 = cpu_to_be32(resp_res | 141a977049dSHal Rosenstock (be32_to_cpu(req_msg->offset32) & 142a977049dSHal Rosenstock 0xFFFFFF00)); 143a977049dSHal Rosenstock } 144a977049dSHal Rosenstock 145a977049dSHal Rosenstock static inline u8 cm_req_get_init_depth(struct cm_req_msg *req_msg) 146a977049dSHal Rosenstock { 147a977049dSHal Rosenstock return (u8) be32_to_cpu(req_msg->offset36); 148a977049dSHal Rosenstock } 149a977049dSHal Rosenstock 150a977049dSHal Rosenstock static inline void cm_req_set_init_depth(struct cm_req_msg *req_msg, 151a977049dSHal Rosenstock u8 init_depth) 152a977049dSHal Rosenstock { 153a977049dSHal Rosenstock req_msg->offset36 = cpu_to_be32(init_depth | 154a977049dSHal Rosenstock (be32_to_cpu(req_msg->offset36) & 155a977049dSHal Rosenstock 0xFFFFFF00)); 156a977049dSHal Rosenstock } 157a977049dSHal Rosenstock 158a977049dSHal Rosenstock static inline u8 cm_req_get_remote_resp_timeout(struct cm_req_msg *req_msg) 159a977049dSHal Rosenstock { 160a977049dSHal Rosenstock return (u8) ((be32_to_cpu(req_msg->offset40) & 0xF8) >> 3); 161a977049dSHal Rosenstock } 162a977049dSHal Rosenstock 163a977049dSHal Rosenstock static inline void cm_req_set_remote_resp_timeout(struct cm_req_msg *req_msg, 164a977049dSHal Rosenstock u8 resp_timeout) 165a977049dSHal Rosenstock { 166a977049dSHal Rosenstock req_msg->offset40 = cpu_to_be32((resp_timeout << 3) | 167a977049dSHal Rosenstock (be32_to_cpu(req_msg->offset40) & 168a977049dSHal Rosenstock 0xFFFFFF07)); 169a977049dSHal Rosenstock } 170a977049dSHal Rosenstock 171a977049dSHal Rosenstock static inline enum ib_qp_type cm_req_get_qp_type(struct cm_req_msg *req_msg) 172a977049dSHal Rosenstock { 173a977049dSHal Rosenstock u8 transport_type = (u8) (be32_to_cpu(req_msg->offset40) & 0x06) >> 1; 174a977049dSHal Rosenstock switch(transport_type) { 175a977049dSHal Rosenstock case 0: return IB_QPT_RC; 176a977049dSHal Rosenstock case 1: return IB_QPT_UC; 177a977049dSHal Rosenstock default: return 0; 178a977049dSHal Rosenstock } 179a977049dSHal Rosenstock } 180a977049dSHal Rosenstock 181a977049dSHal Rosenstock static inline void cm_req_set_qp_type(struct cm_req_msg *req_msg, 182a977049dSHal Rosenstock enum ib_qp_type qp_type) 183a977049dSHal Rosenstock { 184a977049dSHal Rosenstock switch(qp_type) { 185a977049dSHal Rosenstock case IB_QPT_UC: 186a977049dSHal Rosenstock req_msg->offset40 = cpu_to_be32((be32_to_cpu( 187a977049dSHal Rosenstock req_msg->offset40) & 188a977049dSHal Rosenstock 0xFFFFFFF9) | 0x2); 189a977049dSHal Rosenstock default: 190a977049dSHal Rosenstock req_msg->offset40 = cpu_to_be32(be32_to_cpu( 191a977049dSHal Rosenstock req_msg->offset40) & 192a977049dSHal Rosenstock 0xFFFFFFF9); 193a977049dSHal Rosenstock } 194a977049dSHal Rosenstock } 195a977049dSHal Rosenstock 196a977049dSHal Rosenstock static inline u8 cm_req_get_flow_ctrl(struct cm_req_msg *req_msg) 197a977049dSHal Rosenstock { 198a977049dSHal Rosenstock return be32_to_cpu(req_msg->offset40) & 0x1; 199a977049dSHal Rosenstock } 200a977049dSHal Rosenstock 201a977049dSHal Rosenstock static inline void cm_req_set_flow_ctrl(struct cm_req_msg *req_msg, 202a977049dSHal Rosenstock u8 flow_ctrl) 203a977049dSHal Rosenstock { 204a977049dSHal Rosenstock req_msg->offset40 = cpu_to_be32((flow_ctrl & 0x1) | 205a977049dSHal Rosenstock (be32_to_cpu(req_msg->offset40) & 206a977049dSHal Rosenstock 0xFFFFFFFE)); 207a977049dSHal Rosenstock } 208a977049dSHal Rosenstock 20997f52eb4SSean Hefty static inline __be32 cm_req_get_starting_psn(struct cm_req_msg *req_msg) 210a977049dSHal Rosenstock { 211a977049dSHal Rosenstock return cpu_to_be32(be32_to_cpu(req_msg->offset44) >> 8); 212a977049dSHal Rosenstock } 213a977049dSHal Rosenstock 214a977049dSHal Rosenstock static inline void cm_req_set_starting_psn(struct cm_req_msg *req_msg, 21597f52eb4SSean Hefty __be32 starting_psn) 216a977049dSHal Rosenstock { 217a977049dSHal Rosenstock req_msg->offset44 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) | 218a977049dSHal Rosenstock (be32_to_cpu(req_msg->offset44) & 0x000000FF)); 219a977049dSHal Rosenstock } 220a977049dSHal Rosenstock 221a977049dSHal Rosenstock static inline u8 cm_req_get_local_resp_timeout(struct cm_req_msg *req_msg) 222a977049dSHal Rosenstock { 223a977049dSHal Rosenstock return (u8) ((be32_to_cpu(req_msg->offset44) & 0xF8) >> 3); 224a977049dSHal Rosenstock } 225a977049dSHal Rosenstock 226a977049dSHal Rosenstock static inline void cm_req_set_local_resp_timeout(struct cm_req_msg *req_msg, 227a977049dSHal Rosenstock u8 resp_timeout) 228a977049dSHal Rosenstock { 229a977049dSHal Rosenstock req_msg->offset44 = cpu_to_be32((resp_timeout << 3) | 230a977049dSHal Rosenstock (be32_to_cpu(req_msg->offset44) & 0xFFFFFF07)); 231a977049dSHal Rosenstock } 232a977049dSHal Rosenstock 233a977049dSHal Rosenstock static inline u8 cm_req_get_retry_count(struct cm_req_msg *req_msg) 234a977049dSHal Rosenstock { 235a977049dSHal Rosenstock return (u8) (be32_to_cpu(req_msg->offset44) & 0x7); 236a977049dSHal Rosenstock } 237a977049dSHal Rosenstock 238a977049dSHal Rosenstock static inline void cm_req_set_retry_count(struct cm_req_msg *req_msg, 239a977049dSHal Rosenstock u8 retry_count) 240a977049dSHal Rosenstock { 241a977049dSHal Rosenstock req_msg->offset44 = cpu_to_be32((retry_count & 0x7) | 242a977049dSHal Rosenstock (be32_to_cpu(req_msg->offset44) & 0xFFFFFFF8)); 243a977049dSHal Rosenstock } 244a977049dSHal Rosenstock 245a977049dSHal Rosenstock static inline u8 cm_req_get_path_mtu(struct cm_req_msg *req_msg) 246a977049dSHal Rosenstock { 247a977049dSHal Rosenstock return req_msg->offset50 >> 4; 248a977049dSHal Rosenstock } 249a977049dSHal Rosenstock 250a977049dSHal Rosenstock static inline void cm_req_set_path_mtu(struct cm_req_msg *req_msg, u8 path_mtu) 251a977049dSHal Rosenstock { 252a977049dSHal Rosenstock req_msg->offset50 = (u8) ((req_msg->offset50 & 0xF) | (path_mtu << 4)); 253a977049dSHal Rosenstock } 254a977049dSHal Rosenstock 255a977049dSHal Rosenstock static inline u8 cm_req_get_rnr_retry_count(struct cm_req_msg *req_msg) 256a977049dSHal Rosenstock { 257a977049dSHal Rosenstock return req_msg->offset50 & 0x7; 258a977049dSHal Rosenstock } 259a977049dSHal Rosenstock 260a977049dSHal Rosenstock static inline void cm_req_set_rnr_retry_count(struct cm_req_msg *req_msg, 261a977049dSHal Rosenstock u8 rnr_retry_count) 262a977049dSHal Rosenstock { 263a977049dSHal Rosenstock req_msg->offset50 = (u8) ((req_msg->offset50 & 0xF8) | 264a977049dSHal Rosenstock (rnr_retry_count & 0x7)); 265a977049dSHal Rosenstock } 266a977049dSHal Rosenstock 267a977049dSHal Rosenstock static inline u8 cm_req_get_max_cm_retries(struct cm_req_msg *req_msg) 268a977049dSHal Rosenstock { 269a977049dSHal Rosenstock return req_msg->offset51 >> 4; 270a977049dSHal Rosenstock } 271a977049dSHal Rosenstock 272a977049dSHal Rosenstock static inline void cm_req_set_max_cm_retries(struct cm_req_msg *req_msg, 273a977049dSHal Rosenstock u8 retries) 274a977049dSHal Rosenstock { 275a977049dSHal Rosenstock req_msg->offset51 = (u8) ((req_msg->offset51 & 0xF) | (retries << 4)); 276a977049dSHal Rosenstock } 277a977049dSHal Rosenstock 278a977049dSHal Rosenstock static inline u8 cm_req_get_srq(struct cm_req_msg *req_msg) 279a977049dSHal Rosenstock { 280a977049dSHal Rosenstock return (req_msg->offset51 & 0x8) >> 3; 281a977049dSHal Rosenstock } 282a977049dSHal Rosenstock 283a977049dSHal Rosenstock static inline void cm_req_set_srq(struct cm_req_msg *req_msg, u8 srq) 284a977049dSHal Rosenstock { 285a977049dSHal Rosenstock req_msg->offset51 = (u8) ((req_msg->offset51 & 0xF7) | 286a977049dSHal Rosenstock ((srq & 0x1) << 3)); 287a977049dSHal Rosenstock } 288a977049dSHal Rosenstock 28997f52eb4SSean Hefty static inline __be32 cm_req_get_primary_flow_label(struct cm_req_msg *req_msg) 290a977049dSHal Rosenstock { 29197f52eb4SSean Hefty return cpu_to_be32(be32_to_cpu(req_msg->primary_offset88) >> 12); 292a977049dSHal Rosenstock } 293a977049dSHal Rosenstock 294a977049dSHal Rosenstock static inline void cm_req_set_primary_flow_label(struct cm_req_msg *req_msg, 29597f52eb4SSean Hefty __be32 flow_label) 296a977049dSHal Rosenstock { 297a977049dSHal Rosenstock req_msg->primary_offset88 = cpu_to_be32( 298a977049dSHal Rosenstock (be32_to_cpu(req_msg->primary_offset88) & 299a977049dSHal Rosenstock 0x00000FFF) | 300a977049dSHal Rosenstock (be32_to_cpu(flow_label) << 12)); 301a977049dSHal Rosenstock } 302a977049dSHal Rosenstock 303a977049dSHal Rosenstock static inline u8 cm_req_get_primary_packet_rate(struct cm_req_msg *req_msg) 304a977049dSHal Rosenstock { 305a977049dSHal Rosenstock return (u8) (be32_to_cpu(req_msg->primary_offset88) & 0x3F); 306a977049dSHal Rosenstock } 307a977049dSHal Rosenstock 308a977049dSHal Rosenstock static inline void cm_req_set_primary_packet_rate(struct cm_req_msg *req_msg, 309a977049dSHal Rosenstock u8 rate) 310a977049dSHal Rosenstock { 311a977049dSHal Rosenstock req_msg->primary_offset88 = cpu_to_be32( 312a977049dSHal Rosenstock (be32_to_cpu(req_msg->primary_offset88) & 313a977049dSHal Rosenstock 0xFFFFFFC0) | (rate & 0x3F)); 314a977049dSHal Rosenstock } 315a977049dSHal Rosenstock 316a977049dSHal Rosenstock static inline u8 cm_req_get_primary_sl(struct cm_req_msg *req_msg) 317a977049dSHal Rosenstock { 318a977049dSHal Rosenstock return (u8) (req_msg->primary_offset94 >> 4); 319a977049dSHal Rosenstock } 320a977049dSHal Rosenstock 321a977049dSHal Rosenstock static inline void cm_req_set_primary_sl(struct cm_req_msg *req_msg, u8 sl) 322a977049dSHal Rosenstock { 323a977049dSHal Rosenstock req_msg->primary_offset94 = (u8) ((req_msg->primary_offset94 & 0x0F) | 324a977049dSHal Rosenstock (sl << 4)); 325a977049dSHal Rosenstock } 326a977049dSHal Rosenstock 327a977049dSHal Rosenstock static inline u8 cm_req_get_primary_subnet_local(struct cm_req_msg *req_msg) 328a977049dSHal Rosenstock { 329a977049dSHal Rosenstock return (u8) ((req_msg->primary_offset94 & 0x08) >> 3); 330a977049dSHal Rosenstock } 331a977049dSHal Rosenstock 332a977049dSHal Rosenstock static inline void cm_req_set_primary_subnet_local(struct cm_req_msg *req_msg, 333a977049dSHal Rosenstock u8 subnet_local) 334a977049dSHal Rosenstock { 335a977049dSHal Rosenstock req_msg->primary_offset94 = (u8) ((req_msg->primary_offset94 & 0xF7) | 336a977049dSHal Rosenstock ((subnet_local & 0x1) << 3)); 337a977049dSHal Rosenstock } 338a977049dSHal Rosenstock 339a977049dSHal Rosenstock static inline u8 cm_req_get_primary_local_ack_timeout(struct cm_req_msg *req_msg) 340a977049dSHal Rosenstock { 341a977049dSHal Rosenstock return (u8) (req_msg->primary_offset95 >> 3); 342a977049dSHal Rosenstock } 343a977049dSHal Rosenstock 344a977049dSHal Rosenstock static inline void cm_req_set_primary_local_ack_timeout(struct cm_req_msg *req_msg, 345a977049dSHal Rosenstock u8 local_ack_timeout) 346a977049dSHal Rosenstock { 347a977049dSHal Rosenstock req_msg->primary_offset95 = (u8) ((req_msg->primary_offset95 & 0x07) | 348a977049dSHal Rosenstock (local_ack_timeout << 3)); 349a977049dSHal Rosenstock } 350a977049dSHal Rosenstock 35197f52eb4SSean Hefty static inline __be32 cm_req_get_alt_flow_label(struct cm_req_msg *req_msg) 352a977049dSHal Rosenstock { 35397f52eb4SSean Hefty return cpu_to_be32(be32_to_cpu(req_msg->alt_offset132) >> 12); 354a977049dSHal Rosenstock } 355a977049dSHal Rosenstock 356a977049dSHal Rosenstock static inline void cm_req_set_alt_flow_label(struct cm_req_msg *req_msg, 35797f52eb4SSean Hefty __be32 flow_label) 358a977049dSHal Rosenstock { 359a977049dSHal Rosenstock req_msg->alt_offset132 = cpu_to_be32( 360a977049dSHal Rosenstock (be32_to_cpu(req_msg->alt_offset132) & 361a977049dSHal Rosenstock 0x00000FFF) | 362a977049dSHal Rosenstock (be32_to_cpu(flow_label) << 12)); 363a977049dSHal Rosenstock } 364a977049dSHal Rosenstock 365a977049dSHal Rosenstock static inline u8 cm_req_get_alt_packet_rate(struct cm_req_msg *req_msg) 366a977049dSHal Rosenstock { 367a977049dSHal Rosenstock return (u8) (be32_to_cpu(req_msg->alt_offset132) & 0x3F); 368a977049dSHal Rosenstock } 369a977049dSHal Rosenstock 370a977049dSHal Rosenstock static inline void cm_req_set_alt_packet_rate(struct cm_req_msg *req_msg, 371a977049dSHal Rosenstock u8 rate) 372a977049dSHal Rosenstock { 373a977049dSHal Rosenstock req_msg->alt_offset132 = cpu_to_be32( 374a977049dSHal Rosenstock (be32_to_cpu(req_msg->alt_offset132) & 375a977049dSHal Rosenstock 0xFFFFFFC0) | (rate & 0x3F)); 376a977049dSHal Rosenstock } 377a977049dSHal Rosenstock 378a977049dSHal Rosenstock static inline u8 cm_req_get_alt_sl(struct cm_req_msg *req_msg) 379a977049dSHal Rosenstock { 380a977049dSHal Rosenstock return (u8) (req_msg->alt_offset138 >> 4); 381a977049dSHal Rosenstock } 382a977049dSHal Rosenstock 383a977049dSHal Rosenstock static inline void cm_req_set_alt_sl(struct cm_req_msg *req_msg, u8 sl) 384a977049dSHal Rosenstock { 385a977049dSHal Rosenstock req_msg->alt_offset138 = (u8) ((req_msg->alt_offset138 & 0x0F) | 386a977049dSHal Rosenstock (sl << 4)); 387a977049dSHal Rosenstock } 388a977049dSHal Rosenstock 389a977049dSHal Rosenstock static inline u8 cm_req_get_alt_subnet_local(struct cm_req_msg *req_msg) 390a977049dSHal Rosenstock { 391a977049dSHal Rosenstock return (u8) ((req_msg->alt_offset138 & 0x08) >> 3); 392a977049dSHal Rosenstock } 393a977049dSHal Rosenstock 394a977049dSHal Rosenstock static inline void cm_req_set_alt_subnet_local(struct cm_req_msg *req_msg, 395a977049dSHal Rosenstock u8 subnet_local) 396a977049dSHal Rosenstock { 397a977049dSHal Rosenstock req_msg->alt_offset138 = (u8) ((req_msg->alt_offset138 & 0xF7) | 398a977049dSHal Rosenstock ((subnet_local & 0x1) << 3)); 399a977049dSHal Rosenstock } 400a977049dSHal Rosenstock 401a977049dSHal Rosenstock static inline u8 cm_req_get_alt_local_ack_timeout(struct cm_req_msg *req_msg) 402a977049dSHal Rosenstock { 403a977049dSHal Rosenstock return (u8) (req_msg->alt_offset139 >> 3); 404a977049dSHal Rosenstock } 405a977049dSHal Rosenstock 406a977049dSHal Rosenstock static inline void cm_req_set_alt_local_ack_timeout(struct cm_req_msg *req_msg, 407a977049dSHal Rosenstock u8 local_ack_timeout) 408a977049dSHal Rosenstock { 409a977049dSHal Rosenstock req_msg->alt_offset139 = (u8) ((req_msg->alt_offset139 & 0x07) | 410a977049dSHal Rosenstock (local_ack_timeout << 3)); 411a977049dSHal Rosenstock } 412a977049dSHal Rosenstock 413a977049dSHal Rosenstock /* Message REJected or MRAed */ 414a977049dSHal Rosenstock enum cm_msg_response { 415a977049dSHal Rosenstock CM_MSG_RESPONSE_REQ = 0x0, 416a977049dSHal Rosenstock CM_MSG_RESPONSE_REP = 0x1, 417a977049dSHal Rosenstock CM_MSG_RESPONSE_OTHER = 0x2 418a977049dSHal Rosenstock }; 419a977049dSHal Rosenstock 420a977049dSHal Rosenstock struct cm_mra_msg { 421a977049dSHal Rosenstock struct ib_mad_hdr hdr; 422a977049dSHal Rosenstock 42397f52eb4SSean Hefty __be32 local_comm_id; 42497f52eb4SSean Hefty __be32 remote_comm_id; 425a977049dSHal Rosenstock /* message MRAed:2, rsvd:6 */ 426a977049dSHal Rosenstock u8 offset8; 427a977049dSHal Rosenstock /* service timeout:5, rsvd:3 */ 428a977049dSHal Rosenstock u8 offset9; 429a977049dSHal Rosenstock 430a977049dSHal Rosenstock u8 private_data[IB_CM_MRA_PRIVATE_DATA_SIZE]; 431a977049dSHal Rosenstock 432a977049dSHal Rosenstock } __attribute__ ((packed)); 433a977049dSHal Rosenstock 434a977049dSHal Rosenstock static inline u8 cm_mra_get_msg_mraed(struct cm_mra_msg *mra_msg) 435a977049dSHal Rosenstock { 436a977049dSHal Rosenstock return (u8) (mra_msg->offset8 >> 6); 437a977049dSHal Rosenstock } 438a977049dSHal Rosenstock 439a977049dSHal Rosenstock static inline void cm_mra_set_msg_mraed(struct cm_mra_msg *mra_msg, u8 msg) 440a977049dSHal Rosenstock { 441a977049dSHal Rosenstock mra_msg->offset8 = (u8) ((mra_msg->offset8 & 0x3F) | (msg << 6)); 442a977049dSHal Rosenstock } 443a977049dSHal Rosenstock 444a977049dSHal Rosenstock static inline u8 cm_mra_get_service_timeout(struct cm_mra_msg *mra_msg) 445a977049dSHal Rosenstock { 446a977049dSHal Rosenstock return (u8) (mra_msg->offset9 >> 3); 447a977049dSHal Rosenstock } 448a977049dSHal Rosenstock 449a977049dSHal Rosenstock static inline void cm_mra_set_service_timeout(struct cm_mra_msg *mra_msg, 450a977049dSHal Rosenstock u8 service_timeout) 451a977049dSHal Rosenstock { 452a977049dSHal Rosenstock mra_msg->offset9 = (u8) ((mra_msg->offset9 & 0x07) | 453a977049dSHal Rosenstock (service_timeout << 3)); 454a977049dSHal Rosenstock } 455a977049dSHal Rosenstock 456a977049dSHal Rosenstock struct cm_rej_msg { 457a977049dSHal Rosenstock struct ib_mad_hdr hdr; 458a977049dSHal Rosenstock 45997f52eb4SSean Hefty __be32 local_comm_id; 46097f52eb4SSean Hefty __be32 remote_comm_id; 461a977049dSHal Rosenstock /* message REJected:2, rsvd:6 */ 462a977049dSHal Rosenstock u8 offset8; 463a977049dSHal Rosenstock /* reject info length:7, rsvd:1. */ 464a977049dSHal Rosenstock u8 offset9; 46597f52eb4SSean Hefty __be16 reason; 466a977049dSHal Rosenstock u8 ari[IB_CM_REJ_ARI_LENGTH]; 467a977049dSHal Rosenstock 468a977049dSHal Rosenstock u8 private_data[IB_CM_REJ_PRIVATE_DATA_SIZE]; 469a977049dSHal Rosenstock 470a977049dSHal Rosenstock } __attribute__ ((packed)); 471a977049dSHal Rosenstock 472a977049dSHal Rosenstock static inline u8 cm_rej_get_msg_rejected(struct cm_rej_msg *rej_msg) 473a977049dSHal Rosenstock { 474a977049dSHal Rosenstock return (u8) (rej_msg->offset8 >> 6); 475a977049dSHal Rosenstock } 476a977049dSHal Rosenstock 477a977049dSHal Rosenstock static inline void cm_rej_set_msg_rejected(struct cm_rej_msg *rej_msg, u8 msg) 478a977049dSHal Rosenstock { 479a977049dSHal Rosenstock rej_msg->offset8 = (u8) ((rej_msg->offset8 & 0x3F) | (msg << 6)); 480a977049dSHal Rosenstock } 481a977049dSHal Rosenstock 482a977049dSHal Rosenstock static inline u8 cm_rej_get_reject_info_len(struct cm_rej_msg *rej_msg) 483a977049dSHal Rosenstock { 484a977049dSHal Rosenstock return (u8) (rej_msg->offset9 >> 1); 485a977049dSHal Rosenstock } 486a977049dSHal Rosenstock 487a977049dSHal Rosenstock static inline void cm_rej_set_reject_info_len(struct cm_rej_msg *rej_msg, 488a977049dSHal Rosenstock u8 len) 489a977049dSHal Rosenstock { 490a977049dSHal Rosenstock rej_msg->offset9 = (u8) ((rej_msg->offset9 & 0x1) | (len << 1)); 491a977049dSHal Rosenstock } 492a977049dSHal Rosenstock 493a977049dSHal Rosenstock struct cm_rep_msg { 494a977049dSHal Rosenstock struct ib_mad_hdr hdr; 495a977049dSHal Rosenstock 49697f52eb4SSean Hefty __be32 local_comm_id; 49797f52eb4SSean Hefty __be32 remote_comm_id; 49897f52eb4SSean Hefty __be32 local_qkey; 499a977049dSHal Rosenstock /* local QPN:24, rsvd:8 */ 50097f52eb4SSean Hefty __be32 offset12; 501a977049dSHal Rosenstock /* local EECN:24, rsvd:8 */ 50297f52eb4SSean Hefty __be32 offset16; 503a977049dSHal Rosenstock /* starting PSN:24 rsvd:8 */ 50497f52eb4SSean Hefty __be32 offset20; 505a977049dSHal Rosenstock u8 resp_resources; 506a977049dSHal Rosenstock u8 initiator_depth; 507a977049dSHal Rosenstock /* target ACK delay:5, failover accepted:2, end-to-end flow control:1 */ 508a977049dSHal Rosenstock u8 offset26; 509a977049dSHal Rosenstock /* RNR retry count:3, SRQ:1, rsvd:5 */ 510a977049dSHal Rosenstock u8 offset27; 51197f52eb4SSean Hefty __be64 local_ca_guid; 512a977049dSHal Rosenstock 513a977049dSHal Rosenstock u8 private_data[IB_CM_REP_PRIVATE_DATA_SIZE]; 514a977049dSHal Rosenstock 515a977049dSHal Rosenstock } __attribute__ ((packed)); 516a977049dSHal Rosenstock 51797f52eb4SSean Hefty static inline __be32 cm_rep_get_local_qpn(struct cm_rep_msg *rep_msg) 518a977049dSHal Rosenstock { 519a977049dSHal Rosenstock return cpu_to_be32(be32_to_cpu(rep_msg->offset12) >> 8); 520a977049dSHal Rosenstock } 521a977049dSHal Rosenstock 52297f52eb4SSean Hefty static inline void cm_rep_set_local_qpn(struct cm_rep_msg *rep_msg, __be32 qpn) 523a977049dSHal Rosenstock { 524a977049dSHal Rosenstock rep_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) | 525a977049dSHal Rosenstock (be32_to_cpu(rep_msg->offset12) & 0x000000FF)); 526a977049dSHal Rosenstock } 527a977049dSHal Rosenstock 52897f52eb4SSean Hefty static inline __be32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg) 529a977049dSHal Rosenstock { 530a977049dSHal Rosenstock return cpu_to_be32(be32_to_cpu(rep_msg->offset20) >> 8); 531a977049dSHal Rosenstock } 532a977049dSHal Rosenstock 533a977049dSHal Rosenstock static inline void cm_rep_set_starting_psn(struct cm_rep_msg *rep_msg, 53497f52eb4SSean Hefty __be32 starting_psn) 535a977049dSHal Rosenstock { 536a977049dSHal Rosenstock rep_msg->offset20 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) | 537a977049dSHal Rosenstock (be32_to_cpu(rep_msg->offset20) & 0x000000FF)); 538a977049dSHal Rosenstock } 539a977049dSHal Rosenstock 540a977049dSHal Rosenstock static inline u8 cm_rep_get_target_ack_delay(struct cm_rep_msg *rep_msg) 541a977049dSHal Rosenstock { 542a977049dSHal Rosenstock return (u8) (rep_msg->offset26 >> 3); 543a977049dSHal Rosenstock } 544a977049dSHal Rosenstock 545a977049dSHal Rosenstock static inline void cm_rep_set_target_ack_delay(struct cm_rep_msg *rep_msg, 546a977049dSHal Rosenstock u8 target_ack_delay) 547a977049dSHal Rosenstock { 548a977049dSHal Rosenstock rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0x07) | 549a977049dSHal Rosenstock (target_ack_delay << 3)); 550a977049dSHal Rosenstock } 551a977049dSHal Rosenstock 552a977049dSHal Rosenstock static inline u8 cm_rep_get_failover(struct cm_rep_msg *rep_msg) 553a977049dSHal Rosenstock { 554a977049dSHal Rosenstock return (u8) ((rep_msg->offset26 & 0x06) >> 1); 555a977049dSHal Rosenstock } 556a977049dSHal Rosenstock 557a977049dSHal Rosenstock static inline void cm_rep_set_failover(struct cm_rep_msg *rep_msg, u8 failover) 558a977049dSHal Rosenstock { 559a977049dSHal Rosenstock rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0xF9) | 560a977049dSHal Rosenstock ((failover & 0x3) << 1)); 561a977049dSHal Rosenstock } 562a977049dSHal Rosenstock 563a977049dSHal Rosenstock static inline u8 cm_rep_get_flow_ctrl(struct cm_rep_msg *rep_msg) 564a977049dSHal Rosenstock { 565a977049dSHal Rosenstock return (u8) (rep_msg->offset26 & 0x01); 566a977049dSHal Rosenstock } 567a977049dSHal Rosenstock 568a977049dSHal Rosenstock static inline void cm_rep_set_flow_ctrl(struct cm_rep_msg *rep_msg, 569a977049dSHal Rosenstock u8 flow_ctrl) 570a977049dSHal Rosenstock { 571a977049dSHal Rosenstock rep_msg->offset26 = (u8) ((rep_msg->offset26 & 0xFE) | 572a977049dSHal Rosenstock (flow_ctrl & 0x1)); 573a977049dSHal Rosenstock } 574a977049dSHal Rosenstock 575a977049dSHal Rosenstock static inline u8 cm_rep_get_rnr_retry_count(struct cm_rep_msg *rep_msg) 576a977049dSHal Rosenstock { 577a977049dSHal Rosenstock return (u8) (rep_msg->offset27 >> 5); 578a977049dSHal Rosenstock } 579a977049dSHal Rosenstock 580a977049dSHal Rosenstock static inline void cm_rep_set_rnr_retry_count(struct cm_rep_msg *rep_msg, 581a977049dSHal Rosenstock u8 rnr_retry_count) 582a977049dSHal Rosenstock { 583a977049dSHal Rosenstock rep_msg->offset27 = (u8) ((rep_msg->offset27 & 0x1F) | 584a977049dSHal Rosenstock (rnr_retry_count << 5)); 585a977049dSHal Rosenstock } 586a977049dSHal Rosenstock 587a977049dSHal Rosenstock static inline u8 cm_rep_get_srq(struct cm_rep_msg *rep_msg) 588a977049dSHal Rosenstock { 589a977049dSHal Rosenstock return (u8) ((rep_msg->offset27 >> 4) & 0x1); 590a977049dSHal Rosenstock } 591a977049dSHal Rosenstock 592a977049dSHal Rosenstock static inline void cm_rep_set_srq(struct cm_rep_msg *rep_msg, u8 srq) 593a977049dSHal Rosenstock { 594a977049dSHal Rosenstock rep_msg->offset27 = (u8) ((rep_msg->offset27 & 0xEF) | 595a977049dSHal Rosenstock ((srq & 0x1) << 4)); 596a977049dSHal Rosenstock } 597a977049dSHal Rosenstock 598a977049dSHal Rosenstock struct cm_rtu_msg { 599a977049dSHal Rosenstock struct ib_mad_hdr hdr; 600a977049dSHal Rosenstock 60197f52eb4SSean Hefty __be32 local_comm_id; 60297f52eb4SSean Hefty __be32 remote_comm_id; 603a977049dSHal Rosenstock 604a977049dSHal Rosenstock u8 private_data[IB_CM_RTU_PRIVATE_DATA_SIZE]; 605a977049dSHal Rosenstock 606a977049dSHal Rosenstock } __attribute__ ((packed)); 607a977049dSHal Rosenstock 608a977049dSHal Rosenstock struct cm_dreq_msg { 609a977049dSHal Rosenstock struct ib_mad_hdr hdr; 610a977049dSHal Rosenstock 61197f52eb4SSean Hefty __be32 local_comm_id; 61297f52eb4SSean Hefty __be32 remote_comm_id; 613a977049dSHal Rosenstock /* remote QPN/EECN:24, rsvd:8 */ 61497f52eb4SSean Hefty __be32 offset8; 615a977049dSHal Rosenstock 616a977049dSHal Rosenstock u8 private_data[IB_CM_DREQ_PRIVATE_DATA_SIZE]; 617a977049dSHal Rosenstock 618a977049dSHal Rosenstock } __attribute__ ((packed)); 619a977049dSHal Rosenstock 62097f52eb4SSean Hefty static inline __be32 cm_dreq_get_remote_qpn(struct cm_dreq_msg *dreq_msg) 621a977049dSHal Rosenstock { 622a977049dSHal Rosenstock return cpu_to_be32(be32_to_cpu(dreq_msg->offset8) >> 8); 623a977049dSHal Rosenstock } 624a977049dSHal Rosenstock 62597f52eb4SSean Hefty static inline void cm_dreq_set_remote_qpn(struct cm_dreq_msg *dreq_msg, __be32 qpn) 626a977049dSHal Rosenstock { 627a977049dSHal Rosenstock dreq_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) | 628a977049dSHal Rosenstock (be32_to_cpu(dreq_msg->offset8) & 0x000000FF)); 629a977049dSHal Rosenstock } 630a977049dSHal Rosenstock 631a977049dSHal Rosenstock struct cm_drep_msg { 632a977049dSHal Rosenstock struct ib_mad_hdr hdr; 633a977049dSHal Rosenstock 63497f52eb4SSean Hefty __be32 local_comm_id; 63597f52eb4SSean Hefty __be32 remote_comm_id; 636a977049dSHal Rosenstock 637a977049dSHal Rosenstock u8 private_data[IB_CM_DREP_PRIVATE_DATA_SIZE]; 638a977049dSHal Rosenstock 639a977049dSHal Rosenstock } __attribute__ ((packed)); 640a977049dSHal Rosenstock 641a977049dSHal Rosenstock struct cm_lap_msg { 642a977049dSHal Rosenstock struct ib_mad_hdr hdr; 643a977049dSHal Rosenstock 64497f52eb4SSean Hefty __be32 local_comm_id; 64597f52eb4SSean Hefty __be32 remote_comm_id; 646a977049dSHal Rosenstock 64797f52eb4SSean Hefty __be32 rsvd8; 648a977049dSHal Rosenstock /* remote QPN/EECN:24, remote CM response timeout:5, rsvd:3 */ 64997f52eb4SSean Hefty __be32 offset12; 65097f52eb4SSean Hefty __be32 rsvd16; 651a977049dSHal Rosenstock 65297f52eb4SSean Hefty __be16 alt_local_lid; 65397f52eb4SSean Hefty __be16 alt_remote_lid; 654a977049dSHal Rosenstock union ib_gid alt_local_gid; 655a977049dSHal Rosenstock union ib_gid alt_remote_gid; 656a977049dSHal Rosenstock /* flow label:20, rsvd:4, traffic class:8 */ 65797f52eb4SSean Hefty __be32 offset56; 658a977049dSHal Rosenstock u8 alt_hop_limit; 659a977049dSHal Rosenstock /* rsvd:2, packet rate:6 */ 66097f52eb4SSean Hefty u8 offset61; 661a977049dSHal Rosenstock /* SL:4, subnet local:1, rsvd:3 */ 66297f52eb4SSean Hefty u8 offset62; 663a977049dSHal Rosenstock /* local ACK timeout:5, rsvd:3 */ 66497f52eb4SSean Hefty u8 offset63; 665a977049dSHal Rosenstock 666a977049dSHal Rosenstock u8 private_data[IB_CM_LAP_PRIVATE_DATA_SIZE]; 667a977049dSHal Rosenstock } __attribute__ ((packed)); 668a977049dSHal Rosenstock 66997f52eb4SSean Hefty static inline __be32 cm_lap_get_remote_qpn(struct cm_lap_msg *lap_msg) 670a977049dSHal Rosenstock { 671a977049dSHal Rosenstock return cpu_to_be32(be32_to_cpu(lap_msg->offset12) >> 8); 672a977049dSHal Rosenstock } 673a977049dSHal Rosenstock 67497f52eb4SSean Hefty static inline void cm_lap_set_remote_qpn(struct cm_lap_msg *lap_msg, __be32 qpn) 675a977049dSHal Rosenstock { 676a977049dSHal Rosenstock lap_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) | 677a977049dSHal Rosenstock (be32_to_cpu(lap_msg->offset12) & 678a977049dSHal Rosenstock 0x000000FF)); 679a977049dSHal Rosenstock } 680a977049dSHal Rosenstock 681a977049dSHal Rosenstock static inline u8 cm_lap_get_remote_resp_timeout(struct cm_lap_msg *lap_msg) 682a977049dSHal Rosenstock { 683a977049dSHal Rosenstock return (u8) ((be32_to_cpu(lap_msg->offset12) & 0xF8) >> 3); 684a977049dSHal Rosenstock } 685a977049dSHal Rosenstock 686a977049dSHal Rosenstock static inline void cm_lap_set_remote_resp_timeout(struct cm_lap_msg *lap_msg, 687a977049dSHal Rosenstock u8 resp_timeout) 688a977049dSHal Rosenstock { 689a977049dSHal Rosenstock lap_msg->offset12 = cpu_to_be32((resp_timeout << 3) | 690a977049dSHal Rosenstock (be32_to_cpu(lap_msg->offset12) & 691a977049dSHal Rosenstock 0xFFFFFF07)); 692a977049dSHal Rosenstock } 693a977049dSHal Rosenstock 69497f52eb4SSean Hefty static inline __be32 cm_lap_get_flow_label(struct cm_lap_msg *lap_msg) 695a977049dSHal Rosenstock { 69697f52eb4SSean Hefty return cpu_to_be32(be32_to_cpu(lap_msg->offset56) >> 12); 697a977049dSHal Rosenstock } 698a977049dSHal Rosenstock 699a977049dSHal Rosenstock static inline void cm_lap_set_flow_label(struct cm_lap_msg *lap_msg, 70097f52eb4SSean Hefty __be32 flow_label) 701a977049dSHal Rosenstock { 70297f52eb4SSean Hefty lap_msg->offset56 = cpu_to_be32( 70397f52eb4SSean Hefty (be32_to_cpu(lap_msg->offset56) & 0x00000FFF) | 70497f52eb4SSean Hefty (be32_to_cpu(flow_label) << 12)); 705a977049dSHal Rosenstock } 706a977049dSHal Rosenstock 707a977049dSHal Rosenstock static inline u8 cm_lap_get_traffic_class(struct cm_lap_msg *lap_msg) 708a977049dSHal Rosenstock { 709a977049dSHal Rosenstock return (u8) be32_to_cpu(lap_msg->offset56); 710a977049dSHal Rosenstock } 711a977049dSHal Rosenstock 712a977049dSHal Rosenstock static inline void cm_lap_set_traffic_class(struct cm_lap_msg *lap_msg, 713a977049dSHal Rosenstock u8 traffic_class) 714a977049dSHal Rosenstock { 715a977049dSHal Rosenstock lap_msg->offset56 = cpu_to_be32(traffic_class | 716a977049dSHal Rosenstock (be32_to_cpu(lap_msg->offset56) & 717a977049dSHal Rosenstock 0xFFFFFF00)); 718a977049dSHal Rosenstock } 719a977049dSHal Rosenstock 720a977049dSHal Rosenstock static inline u8 cm_lap_get_packet_rate(struct cm_lap_msg *lap_msg) 721a977049dSHal Rosenstock { 722a977049dSHal Rosenstock return lap_msg->offset61 & 0x3F; 723a977049dSHal Rosenstock } 724a977049dSHal Rosenstock 725a977049dSHal Rosenstock static inline void cm_lap_set_packet_rate(struct cm_lap_msg *lap_msg, 726a977049dSHal Rosenstock u8 packet_rate) 727a977049dSHal Rosenstock { 728a977049dSHal Rosenstock lap_msg->offset61 = (packet_rate & 0x3F) | (lap_msg->offset61 & 0xC0); 729a977049dSHal Rosenstock } 730a977049dSHal Rosenstock 731a977049dSHal Rosenstock static inline u8 cm_lap_get_sl(struct cm_lap_msg *lap_msg) 732a977049dSHal Rosenstock { 733a977049dSHal Rosenstock return lap_msg->offset62 >> 4; 734a977049dSHal Rosenstock } 735a977049dSHal Rosenstock 736a977049dSHal Rosenstock static inline void cm_lap_set_sl(struct cm_lap_msg *lap_msg, u8 sl) 737a977049dSHal Rosenstock { 738a977049dSHal Rosenstock lap_msg->offset62 = (sl << 4) | (lap_msg->offset62 & 0x0F); 739a977049dSHal Rosenstock } 740a977049dSHal Rosenstock 741a977049dSHal Rosenstock static inline u8 cm_lap_get_subnet_local(struct cm_lap_msg *lap_msg) 742a977049dSHal Rosenstock { 743a977049dSHal Rosenstock return (lap_msg->offset62 >> 3) & 0x1; 744a977049dSHal Rosenstock } 745a977049dSHal Rosenstock 746a977049dSHal Rosenstock static inline void cm_lap_set_subnet_local(struct cm_lap_msg *lap_msg, 747a977049dSHal Rosenstock u8 subnet_local) 748a977049dSHal Rosenstock { 749a977049dSHal Rosenstock lap_msg->offset62 = ((subnet_local & 0x1) << 3) | 750a977049dSHal Rosenstock (lap_msg->offset61 & 0xF7); 751a977049dSHal Rosenstock } 752a977049dSHal Rosenstock static inline u8 cm_lap_get_local_ack_timeout(struct cm_lap_msg *lap_msg) 753a977049dSHal Rosenstock { 754a977049dSHal Rosenstock return lap_msg->offset63 >> 3; 755a977049dSHal Rosenstock } 756a977049dSHal Rosenstock 757a977049dSHal Rosenstock static inline void cm_lap_set_local_ack_timeout(struct cm_lap_msg *lap_msg, 758a977049dSHal Rosenstock u8 local_ack_timeout) 759a977049dSHal Rosenstock { 760a977049dSHal Rosenstock lap_msg->offset63 = (local_ack_timeout << 3) | 761a977049dSHal Rosenstock (lap_msg->offset63 & 0x07); 762a977049dSHal Rosenstock } 763a977049dSHal Rosenstock 764a977049dSHal Rosenstock struct cm_apr_msg { 765a977049dSHal Rosenstock struct ib_mad_hdr hdr; 766a977049dSHal Rosenstock 76797f52eb4SSean Hefty __be32 local_comm_id; 76897f52eb4SSean Hefty __be32 remote_comm_id; 769a977049dSHal Rosenstock 770a977049dSHal Rosenstock u8 info_length; 771a977049dSHal Rosenstock u8 ap_status; 772a977049dSHal Rosenstock u8 info[IB_CM_APR_INFO_LENGTH]; 773a977049dSHal Rosenstock 774a977049dSHal Rosenstock u8 private_data[IB_CM_APR_PRIVATE_DATA_SIZE]; 775a977049dSHal Rosenstock } __attribute__ ((packed)); 776a977049dSHal Rosenstock 777a977049dSHal Rosenstock struct cm_sidr_req_msg { 778a977049dSHal Rosenstock struct ib_mad_hdr hdr; 779a977049dSHal Rosenstock 78097f52eb4SSean Hefty __be32 request_id; 78197f52eb4SSean Hefty __be16 pkey; 78297f52eb4SSean Hefty __be16 rsvd; 78397f52eb4SSean Hefty __be64 service_id; 784a977049dSHal Rosenstock 785a977049dSHal Rosenstock u8 private_data[IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE]; 786a977049dSHal Rosenstock } __attribute__ ((packed)); 787a977049dSHal Rosenstock 788a977049dSHal Rosenstock struct cm_sidr_rep_msg { 789a977049dSHal Rosenstock struct ib_mad_hdr hdr; 790a977049dSHal Rosenstock 79197f52eb4SSean Hefty __be32 request_id; 792a977049dSHal Rosenstock u8 status; 793a977049dSHal Rosenstock u8 info_length; 79497f52eb4SSean Hefty __be16 rsvd; 795a977049dSHal Rosenstock /* QPN:24, rsvd:8 */ 79697f52eb4SSean Hefty __be32 offset8; 79797f52eb4SSean Hefty __be64 service_id; 79897f52eb4SSean Hefty __be32 qkey; 799a977049dSHal Rosenstock u8 info[IB_CM_SIDR_REP_INFO_LENGTH]; 800a977049dSHal Rosenstock 801a977049dSHal Rosenstock u8 private_data[IB_CM_SIDR_REP_PRIVATE_DATA_SIZE]; 802a977049dSHal Rosenstock } __attribute__ ((packed)); 803a977049dSHal Rosenstock 80497f52eb4SSean Hefty static inline __be32 cm_sidr_rep_get_qpn(struct cm_sidr_rep_msg *sidr_rep_msg) 805a977049dSHal Rosenstock { 806a977049dSHal Rosenstock return cpu_to_be32(be32_to_cpu(sidr_rep_msg->offset8) >> 8); 807a977049dSHal Rosenstock } 808a977049dSHal Rosenstock 809a977049dSHal Rosenstock static inline void cm_sidr_rep_set_qpn(struct cm_sidr_rep_msg *sidr_rep_msg, 81097f52eb4SSean Hefty __be32 qpn) 811a977049dSHal Rosenstock { 812a977049dSHal Rosenstock sidr_rep_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) | 813a977049dSHal Rosenstock (be32_to_cpu(sidr_rep_msg->offset8) & 814a977049dSHal Rosenstock 0x000000FF)); 815a977049dSHal Rosenstock } 816a977049dSHal Rosenstock 817a977049dSHal Rosenstock #endif /* CM_MSGS_H */ 818