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1 | /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
2 | /* | |
3 | * Copyright (c) 2020, Mellanox Technologies inc. All rights reserved. | |
4 | * | |
5 | * This file is IBTA volume 1, chapter 12 declarations: | |
6 | * CHAPTER 12: COMMUNICATION MANAGEMENT | |
7 | */ | |
8 | #ifndef _IBTA_VOL1_C12_H_ | |
9 | #define _IBTA_VOL1_C12_H_ | |
10 | ||
11 | #include <rdma/iba.h> | |
12 | ||
13 | #define CM_FIELD_BLOC(field_struct, byte_offset, bits_offset, width) \ | |
14 | IBA_FIELD_BLOC(field_struct, \ | |
15 | (byte_offset + sizeof(struct ib_mad_hdr)), bits_offset, \ | |
16 | width) | |
17 | #define CM_FIELD8_LOC(field_struct, byte_offset, width) \ | |
18 | IBA_FIELD8_LOC(field_struct, \ | |
19 | (byte_offset + sizeof(struct ib_mad_hdr)), width) | |
20 | #define CM_FIELD16_LOC(field_struct, byte_offset, width) \ | |
21 | IBA_FIELD16_LOC(field_struct, \ | |
22 | (byte_offset + sizeof(struct ib_mad_hdr)), width) | |
23 | #define CM_FIELD32_LOC(field_struct, byte_offset, width) \ | |
24 | IBA_FIELD32_LOC(field_struct, \ | |
25 | (byte_offset + sizeof(struct ib_mad_hdr)), width) | |
26 | #define CM_FIELD64_LOC(field_struct, byte_offset) \ | |
27 | IBA_FIELD64_LOC(field_struct, (byte_offset + sizeof(struct ib_mad_hdr))) | |
28 | #define CM_FIELD_MLOC(field_struct, byte_offset, width, type) \ | |
29 | IBA_FIELD_MLOC(field_struct, \ | |
30 | (byte_offset + sizeof(struct ib_mad_hdr)), width, type) | |
31 | #define CM_STRUCT(field_struct, total_len) \ | |
13e0af18 JG |
32 | field_struct \ |
33 | { \ | |
34 | struct ib_mad_hdr hdr; \ | |
35 | u32 _data[(total_len) / 32 + \ | |
36 | BUILD_BUG_ON_ZERO((total_len) % 32 != 0)]; \ | |
37 | } | |
d05d4ac4 LR |
38 | |
39 | /* Table 106 REQ Message Contents */ | |
40 | #define CM_REQ_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_req_msg, 0, 32) | |
fef17f91 | 41 | #define CM_REQ_VENDOR_ID CM_FIELD32_LOC(struct cm_req_msg, 5, 24) |
d05d4ac4 LR |
42 | #define CM_REQ_SERVICE_ID CM_FIELD64_LOC(struct cm_req_msg, 8) |
43 | #define CM_REQ_LOCAL_CA_GUID CM_FIELD64_LOC(struct cm_req_msg, 16) | |
44 | #define CM_REQ_LOCAL_Q_KEY CM_FIELD32_LOC(struct cm_req_msg, 28, 32) | |
45 | #define CM_REQ_LOCAL_QPN CM_FIELD32_LOC(struct cm_req_msg, 32, 24) | |
46 | #define CM_REQ_RESPONDER_RESOURCES CM_FIELD8_LOC(struct cm_req_msg, 35, 8) | |
47 | #define CM_REQ_LOCAL_EECN CM_FIELD32_LOC(struct cm_req_msg, 36, 24) | |
48 | #define CM_REQ_INITIATOR_DEPTH CM_FIELD8_LOC(struct cm_req_msg, 39, 8) | |
49 | #define CM_REQ_REMOTE_EECN CM_FIELD32_LOC(struct cm_req_msg, 40, 24) | |
50 | #define CM_REQ_REMOTE_CM_RESPONSE_TIMEOUT \ | |
51 | CM_FIELD8_LOC(struct cm_req_msg, 43, 5) | |
52 | #define CM_REQ_TRANSPORT_SERVICE_TYPE CM_FIELD_BLOC(struct cm_req_msg, 43, 5, 2) | |
53 | #define CM_REQ_END_TO_END_FLOW_CONTROL \ | |
54 | CM_FIELD_BLOC(struct cm_req_msg, 43, 7, 1) | |
55 | #define CM_REQ_STARTING_PSN CM_FIELD32_LOC(struct cm_req_msg, 44, 24) | |
56 | #define CM_REQ_LOCAL_CM_RESPONSE_TIMEOUT CM_FIELD8_LOC(struct cm_req_msg, 47, 5) | |
57 | #define CM_REQ_RETRY_COUNT CM_FIELD_BLOC(struct cm_req_msg, 47, 5, 3) | |
58 | #define CM_REQ_PARTITION_KEY CM_FIELD16_LOC(struct cm_req_msg, 48, 16) | |
59 | #define CM_REQ_PATH_PACKET_PAYLOAD_MTU CM_FIELD8_LOC(struct cm_req_msg, 50, 4) | |
60 | #define CM_REQ_RDC_EXISTS CM_FIELD_BLOC(struct cm_req_msg, 50, 4, 1) | |
61 | #define CM_REQ_RNR_RETRY_COUNT CM_FIELD_BLOC(struct cm_req_msg, 50, 5, 3) | |
62 | #define CM_REQ_MAX_CM_RETRIES CM_FIELD8_LOC(struct cm_req_msg, 51, 4) | |
63 | #define CM_REQ_SRQ CM_FIELD_BLOC(struct cm_req_msg, 51, 4, 1) | |
64 | #define CM_REQ_EXTENDED_TRANSPORT_TYPE \ | |
65 | CM_FIELD_BLOC(struct cm_req_msg, 51, 5, 3) | |
66 | #define CM_REQ_PRIMARY_LOCAL_PORT_LID CM_FIELD16_LOC(struct cm_req_msg, 52, 16) | |
67 | #define CM_REQ_PRIMARY_REMOTE_PORT_LID CM_FIELD16_LOC(struct cm_req_msg, 54, 16) | |
68 | #define CM_REQ_PRIMARY_LOCAL_PORT_GID \ | |
69 | CM_FIELD_MLOC(struct cm_req_msg, 56, 128, union ib_gid) | |
70 | #define CM_REQ_PRIMARY_REMOTE_PORT_GID \ | |
71 | CM_FIELD_MLOC(struct cm_req_msg, 72, 128, union ib_gid) | |
72 | #define CM_REQ_PRIMARY_FLOW_LABEL CM_FIELD32_LOC(struct cm_req_msg, 88, 20) | |
73 | #define CM_REQ_PRIMARY_PACKET_RATE CM_FIELD_BLOC(struct cm_req_msg, 91, 2, 6) | |
74 | #define CM_REQ_PRIMARY_TRAFFIC_CLASS CM_FIELD8_LOC(struct cm_req_msg, 92, 8) | |
75 | #define CM_REQ_PRIMARY_HOP_LIMIT CM_FIELD8_LOC(struct cm_req_msg, 93, 8) | |
76 | #define CM_REQ_PRIMARY_SL CM_FIELD8_LOC(struct cm_req_msg, 94, 4) | |
77 | #define CM_REQ_PRIMARY_SUBNET_LOCAL CM_FIELD_BLOC(struct cm_req_msg, 94, 4, 1) | |
78 | #define CM_REQ_PRIMARY_LOCAL_ACK_TIMEOUT CM_FIELD8_LOC(struct cm_req_msg, 95, 5) | |
79 | #define CM_REQ_ALTERNATE_LOCAL_PORT_LID \ | |
80 | CM_FIELD16_LOC(struct cm_req_msg, 96, 16) | |
81 | #define CM_REQ_ALTERNATE_REMOTE_PORT_LID \ | |
82 | CM_FIELD16_LOC(struct cm_req_msg, 98, 16) | |
83 | #define CM_REQ_ALTERNATE_LOCAL_PORT_GID \ | |
84 | CM_FIELD_MLOC(struct cm_req_msg, 100, 128, union ib_gid) | |
85 | #define CM_REQ_ALTERNATE_REMOTE_PORT_GID \ | |
86 | CM_FIELD_MLOC(struct cm_req_msg, 116, 128, union ib_gid) | |
87 | #define CM_REQ_ALTERNATE_FLOW_LABEL CM_FIELD32_LOC(struct cm_req_msg, 132, 20) | |
88 | #define CM_REQ_ALTERNATE_PACKET_RATE CM_FIELD_BLOC(struct cm_req_msg, 135, 2, 6) | |
89 | #define CM_REQ_ALTERNATE_TRAFFIC_CLASS CM_FIELD8_LOC(struct cm_req_msg, 136, 8) | |
90 | #define CM_REQ_ALTERNATE_HOP_LIMIT CM_FIELD8_LOC(struct cm_req_msg, 137, 8) | |
91 | #define CM_REQ_ALTERNATE_SL CM_FIELD8_LOC(struct cm_req_msg, 138, 4) | |
92 | #define CM_REQ_ALTERNATE_SUBNET_LOCAL \ | |
93 | CM_FIELD_BLOC(struct cm_req_msg, 138, 4, 1) | |
94 | #define CM_REQ_ALTERNATE_LOCAL_ACK_TIMEOUT \ | |
95 | CM_FIELD8_LOC(struct cm_req_msg, 139, 5) | |
96 | #define CM_REQ_SAP_SUPPORTED CM_FIELD_BLOC(struct cm_req_msg, 139, 5, 1) | |
97 | #define CM_REQ_PRIVATE_DATA CM_FIELD_MLOC(struct cm_req_msg, 140, 736, void) | |
98 | CM_STRUCT(struct cm_req_msg, 140 * 8 + 736); | |
99 | ||
100 | /* Table 107 MRA Message Contents */ | |
101 | #define CM_MRA_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_mra_msg, 0, 32) | |
102 | #define CM_MRA_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_mra_msg, 4, 32) | |
103 | #define CM_MRA_MESSAGE_MRAED CM_FIELD8_LOC(struct cm_mra_msg, 8, 2) | |
104 | #define CM_MRA_SERVICE_TIMEOUT CM_FIELD8_LOC(struct cm_mra_msg, 9, 5) | |
105 | #define CM_MRA_PRIVATE_DATA CM_FIELD_MLOC(struct cm_mra_msg, 10, 1776, void) | |
106 | CM_STRUCT(struct cm_mra_msg, 10 * 8 + 1776); | |
107 | ||
108 | /* Table 108 REJ Message Contents */ | |
109 | #define CM_REJ_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_rej_msg, 0, 32) | |
110 | #define CM_REJ_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_rej_msg, 4, 32) | |
111 | #define CM_REJ_MESSAGE_REJECTED CM_FIELD8_LOC(struct cm_rej_msg, 8, 2) | |
112 | #define CM_REJ_REJECTED_INFO_LENGTH CM_FIELD8_LOC(struct cm_rej_msg, 9, 7) | |
113 | #define CM_REJ_REASON CM_FIELD16_LOC(struct cm_rej_msg, 10, 16) | |
114 | #define CM_REJ_ARI CM_FIELD_MLOC(struct cm_rej_msg, 12, 576, void) | |
115 | #define CM_REJ_PRIVATE_DATA CM_FIELD_MLOC(struct cm_rej_msg, 84, 1184, void) | |
116 | CM_STRUCT(struct cm_rej_msg, 84 * 8 + 1184); | |
117 | ||
118 | /* Table 110 REP Message Contents */ | |
119 | #define CM_REP_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_rep_msg, 0, 32) | |
120 | #define CM_REP_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_rep_msg, 4, 32) | |
121 | #define CM_REP_LOCAL_Q_KEY CM_FIELD32_LOC(struct cm_rep_msg, 8, 32) | |
122 | #define CM_REP_LOCAL_QPN CM_FIELD32_LOC(struct cm_rep_msg, 12, 24) | |
fef17f91 | 123 | #define CM_REP_VENDOR_ID_H CM_FIELD8_LOC(struct cm_rep_msg, 15, 8) |
d05d4ac4 | 124 | #define CM_REP_LOCAL_EE_CONTEXT_NUMBER CM_FIELD32_LOC(struct cm_rep_msg, 16, 24) |
fef17f91 | 125 | #define CM_REP_VENDOR_ID_M CM_FIELD8_LOC(struct cm_rep_msg, 19, 8) |
d05d4ac4 | 126 | #define CM_REP_STARTING_PSN CM_FIELD32_LOC(struct cm_rep_msg, 20, 24) |
fef17f91 | 127 | #define CM_REP_VENDOR_ID_L CM_FIELD8_LOC(struct cm_rep_msg, 23, 8) |
d05d4ac4 LR |
128 | #define CM_REP_RESPONDER_RESOURCES CM_FIELD8_LOC(struct cm_rep_msg, 24, 8) |
129 | #define CM_REP_INITIATOR_DEPTH CM_FIELD8_LOC(struct cm_rep_msg, 25, 8) | |
130 | #define CM_REP_TARGET_ACK_DELAY CM_FIELD8_LOC(struct cm_rep_msg, 26, 5) | |
131 | #define CM_REP_FAILOVER_ACCEPTED CM_FIELD_BLOC(struct cm_rep_msg, 26, 5, 2) | |
132 | #define CM_REP_END_TO_END_FLOW_CONTROL \ | |
133 | CM_FIELD_BLOC(struct cm_rep_msg, 26, 7, 1) | |
134 | #define CM_REP_RNR_RETRY_COUNT CM_FIELD8_LOC(struct cm_rep_msg, 27, 3) | |
135 | #define CM_REP_SRQ CM_FIELD_BLOC(struct cm_rep_msg, 27, 3, 1) | |
136 | #define CM_REP_LOCAL_CA_GUID CM_FIELD64_LOC(struct cm_rep_msg, 28) | |
137 | #define CM_REP_PRIVATE_DATA CM_FIELD_MLOC(struct cm_rep_msg, 36, 1568, void) | |
138 | CM_STRUCT(struct cm_rep_msg, 36 * 8 + 1568); | |
139 | ||
140 | /* Table 111 RTU Message Contents */ | |
141 | #define CM_RTU_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_rtu_msg, 0, 32) | |
142 | #define CM_RTU_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_rtu_msg, 4, 32) | |
143 | #define CM_RTU_PRIVATE_DATA CM_FIELD_MLOC(struct cm_rtu_msg, 8, 1792, void) | |
144 | CM_STRUCT(struct cm_rtu_msg, 8 * 8 + 1792); | |
145 | ||
146 | /* Table 112 DREQ Message Contents */ | |
147 | #define CM_DREQ_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_dreq_msg, 0, 32) | |
148 | #define CM_DREQ_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_dreq_msg, 4, 32) | |
149 | #define CM_DREQ_REMOTE_QPN_EECN CM_FIELD32_LOC(struct cm_dreq_msg, 8, 24) | |
150 | #define CM_DREQ_PRIVATE_DATA CM_FIELD_MLOC(struct cm_dreq_msg, 12, 1760, void) | |
151 | CM_STRUCT(struct cm_dreq_msg, 12 * 8 + 1760); | |
152 | ||
153 | /* Table 113 DREP Message Contents */ | |
154 | #define CM_DREP_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_drep_msg, 0, 32) | |
155 | #define CM_DREP_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_drep_msg, 4, 32) | |
156 | #define CM_DREP_PRIVATE_DATA CM_FIELD_MLOC(struct cm_drep_msg, 8, 1792, void) | |
157 | CM_STRUCT(struct cm_drep_msg, 8 * 8 + 1792); | |
158 | ||
159 | /* Table 115 LAP Message Contents */ | |
160 | #define CM_LAP_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_lap_msg, 0, 32) | |
161 | #define CM_LAP_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_lap_msg, 4, 32) | |
162 | #define CM_LAP_REMOTE_QPN_EECN CM_FIELD32_LOC(struct cm_lap_msg, 12, 24) | |
163 | #define CM_LAP_REMOTE_CM_RESPONSE_TIMEOUT \ | |
164 | CM_FIELD8_LOC(struct cm_lap_msg, 15, 5) | |
165 | #define CM_LAP_ALTERNATE_LOCAL_PORT_LID \ | |
166 | CM_FIELD16_LOC(struct cm_lap_msg, 20, 16) | |
167 | #define CM_LAP_ALTERNATE_REMOTE_PORT_LID \ | |
168 | CM_FIELD16_LOC(struct cm_lap_msg, 22, 16) | |
169 | #define CM_LAP_ALTERNATE_LOCAL_PORT_GID \ | |
170 | CM_FIELD_MLOC(struct cm_lap_msg, 24, 128, union ib_gid) | |
171 | #define CM_LAP_ALTERNATE_REMOTE_PORT_GID \ | |
172 | CM_FIELD_MLOC(struct cm_lap_msg, 40, 128, union ib_gid) | |
173 | #define CM_LAP_ALTERNATE_FLOW_LABEL CM_FIELD32_LOC(struct cm_lap_msg, 56, 20) | |
174 | #define CM_LAP_ALTERNATE_TRAFFIC_CLASS CM_FIELD8_LOC(struct cm_lap_msg, 59, 8) | |
175 | #define CM_LAP_ALTERNATE_HOP_LIMIT CM_FIELD8_LOC(struct cm_lap_msg, 60, 8) | |
176 | #define CM_LAP_ALTERNATE_PACKET_RATE CM_FIELD_BLOC(struct cm_lap_msg, 61, 2, 6) | |
177 | #define CM_LAP_ALTERNATE_SL CM_FIELD8_LOC(struct cm_lap_msg, 62, 4) | |
178 | #define CM_LAP_ALTERNATE_SUBNET_LOCAL CM_FIELD_BLOC(struct cm_lap_msg, 62, 4, 1) | |
179 | #define CM_LAP_ALTERNATE_LOCAL_ACK_TIMEOUT \ | |
180 | CM_FIELD8_LOC(struct cm_lap_msg, 63, 5) | |
181 | #define CM_LAP_PRIVATE_DATA CM_FIELD_MLOC(struct cm_lap_msg, 64, 1344, void) | |
182 | CM_STRUCT(struct cm_lap_msg, 64 * 8 + 1344); | |
183 | ||
184 | /* Table 116 APR Message Contents */ | |
185 | #define CM_APR_LOCAL_COMM_ID CM_FIELD32_LOC(struct cm_apr_msg, 0, 32) | |
186 | #define CM_APR_REMOTE_COMM_ID CM_FIELD32_LOC(struct cm_apr_msg, 4, 32) | |
187 | #define CM_APR_ADDITIONAL_INFORMATION_LENGTH \ | |
188 | CM_FIELD8_LOC(struct cm_apr_msg, 8, 8) | |
189 | #define CM_APR_AR_STATUS CM_FIELD8_LOC(struct cm_apr_msg, 9, 8) | |
190 | #define CM_APR_ADDITIONAL_INFORMATION \ | |
191 | CM_FIELD_MLOC(struct cm_apr_msg, 12, 576, void) | |
192 | #define CM_APR_PRIVATE_DATA CM_FIELD_MLOC(struct cm_apr_msg, 84, 1184, void) | |
193 | CM_STRUCT(struct cm_apr_msg, 84 * 8 + 1184); | |
194 | ||
195 | /* Table 119 SIDR_REQ Message Contents */ | |
196 | #define CM_SIDR_REQ_REQUESTID CM_FIELD32_LOC(struct cm_sidr_req_msg, 0, 32) | |
197 | #define CM_SIDR_REQ_PARTITION_KEY CM_FIELD16_LOC(struct cm_sidr_req_msg, 4, 16) | |
198 | #define CM_SIDR_REQ_SERVICEID CM_FIELD64_LOC(struct cm_sidr_req_msg, 8) | |
199 | #define CM_SIDR_REQ_PRIVATE_DATA \ | |
200 | CM_FIELD_MLOC(struct cm_sidr_req_msg, 16, 1728, void) | |
201 | CM_STRUCT(struct cm_sidr_req_msg, 16 * 8 + 1728); | |
202 | ||
203 | /* Table 120 SIDR_REP Message Contents */ | |
204 | #define CM_SIDR_REP_REQUESTID CM_FIELD32_LOC(struct cm_sidr_rep_msg, 0, 32) | |
205 | #define CM_SIDR_REP_STATUS CM_FIELD8_LOC(struct cm_sidr_rep_msg, 4, 8) | |
206 | #define CM_SIDR_REP_ADDITIONAL_INFORMATION_LENGTH \ | |
207 | CM_FIELD8_LOC(struct cm_sidr_rep_msg, 5, 8) | |
fef17f91 | 208 | #define CM_SIDR_REP_VENDOR_ID_H CM_FIELD16_LOC(struct cm_sidr_rep_msg, 6, 16) |
d05d4ac4 | 209 | #define CM_SIDR_REP_QPN CM_FIELD32_LOC(struct cm_sidr_rep_msg, 8, 24) |
fef17f91 | 210 | #define CM_SIDR_REP_VENDOR_ID_L CM_FIELD8_LOC(struct cm_sidr_rep_msg, 11, 8) |
d05d4ac4 LR |
211 | #define CM_SIDR_REP_SERVICEID CM_FIELD64_LOC(struct cm_sidr_rep_msg, 12) |
212 | #define CM_SIDR_REP_Q_KEY CM_FIELD32_LOC(struct cm_sidr_rep_msg, 20, 32) | |
213 | #define CM_SIDR_REP_ADDITIONAL_INFORMATION \ | |
214 | CM_FIELD_MLOC(struct cm_sidr_rep_msg, 24, 576, void) | |
215 | #define CM_SIDR_REP_PRIVATE_DATA \ | |
216 | CM_FIELD_MLOC(struct cm_sidr_rep_msg, 96, 1088, void) | |
217 | CM_STRUCT(struct cm_sidr_rep_msg, 96 * 8 + 1088); | |
218 | ||
219 | #endif /* _IBTA_VOL1_C12_H_ */ |