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1/*
2 * Copyright (c) 2012 Intel Corporation. All rights reserved.
3 * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved.
4 * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved.
5 *
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
11 *
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
14 * conditions are met:
15 *
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
18 * disclaimer.
19 *
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
24 *
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 * SOFTWARE.
33 */
34#ifndef _QIB_MAD_H
35#define _QIB_MAD_H
36
37#include <rdma/ib_pma.h>
38
39#define IB_SMP_UNSUP_VERSION \
40cpu_to_be16(IB_MGMT_MAD_STATUS_BAD_VERSION)
41
42#define IB_SMP_UNSUP_METHOD \
43cpu_to_be16(IB_MGMT_MAD_STATUS_UNSUPPORTED_METHOD)
44
45#define IB_SMP_UNSUP_METH_ATTR \
46cpu_to_be16(IB_MGMT_MAD_STATUS_UNSUPPORTED_METHOD_ATTRIB)
47
48#define IB_SMP_INVALID_FIELD \
49cpu_to_be16(IB_MGMT_MAD_STATUS_INVALID_ATTRIB_VALUE)
50
51#define IB_VLARB_LOWPRI_0_31 1
52#define IB_VLARB_LOWPRI_32_63 2
53#define IB_VLARB_HIGHPRI_0_31 3
54#define IB_VLARB_HIGHPRI_32_63 4
55
56#define IB_PMA_PORT_COUNTERS_CONG cpu_to_be16(0xFF00)
57
58struct ib_pma_portcounters_cong {
59 u8 reserved;
60 u8 reserved1;
61 __be16 port_check_rate;
62 __be16 symbol_error_counter;
63 u8 link_error_recovery_counter;
64 u8 link_downed_counter;
65 __be16 port_rcv_errors;
66 __be16 port_rcv_remphys_errors;
67 __be16 port_rcv_switch_relay_errors;
68 __be16 port_xmit_discards;
69 u8 port_xmit_constraint_errors;
70 u8 port_rcv_constraint_errors;
71 u8 reserved2;
72 u8 link_overrun_errors; /* LocalLink: 7:4, BufferOverrun: 3:0 */
73 __be16 reserved3;
74 __be16 vl15_dropped;
75 __be64 port_xmit_data;
76 __be64 port_rcv_data;
77 __be64 port_xmit_packets;
78 __be64 port_rcv_packets;
79 __be64 port_xmit_wait;
80 __be64 port_adr_events;
81} __packed;
82
83#define IB_PMA_CONG_HW_CONTROL_TIMER 0x00
84#define IB_PMA_CONG_HW_CONTROL_SAMPLE 0x01
85
86#define QIB_XMIT_RATE_UNSUPPORTED 0x0
87#define QIB_XMIT_RATE_PICO 0x7
88/* number of 4nsec cycles equaling 2secs */
89#define QIB_CONG_TIMER_PSINTERVAL 0x1DCD64EC
90
91#define IB_PMA_SEL_CONG_ALL 0x01
92#define IB_PMA_SEL_CONG_PORT_DATA 0x02
93#define IB_PMA_SEL_CONG_XMIT 0x04
94#define IB_PMA_SEL_CONG_ROUTING 0x08
95
96/*
97 * Congestion control class attributes
98 */
99#define IB_CC_ATTR_CLASSPORTINFO cpu_to_be16(0x0001)
100#define IB_CC_ATTR_NOTICE cpu_to_be16(0x0002)
101#define IB_CC_ATTR_CONGESTION_INFO cpu_to_be16(0x0011)
102#define IB_CC_ATTR_CONGESTION_KEY_INFO cpu_to_be16(0x0012)
103#define IB_CC_ATTR_CONGESTION_LOG cpu_to_be16(0x0013)
104#define IB_CC_ATTR_SWITCH_CONGESTION_SETTING cpu_to_be16(0x0014)
105#define IB_CC_ATTR_SWITCH_PORT_CONGESTION_SETTING cpu_to_be16(0x0015)
106#define IB_CC_ATTR_CA_CONGESTION_SETTING cpu_to_be16(0x0016)
107#define IB_CC_ATTR_CONGESTION_CONTROL_TABLE cpu_to_be16(0x0017)
108#define IB_CC_ATTR_TIME_STAMP cpu_to_be16(0x0018)
109
110/* generalizations for threshold values */
111#define IB_CC_THRESHOLD_NONE 0x0
112#define IB_CC_THRESHOLD_MIN 0x1
113#define IB_CC_THRESHOLD_MAX 0xf
114
115/* CCA MAD header constants */
116#define IB_CC_MAD_LOGDATA_LEN 32
117#define IB_CC_MAD_MGMTDATA_LEN 192
118
119struct ib_cc_mad {
120 u8 base_version;
121 u8 mgmt_class;
122 u8 class_version;
123 u8 method;
124 __be16 status;
125 __be16 class_specific;
126 __be64 tid;
127 __be16 attr_id;
128 __be16 resv;
129 __be32 attr_mod;
130 __be64 cckey;
131
132 /* For CongestionLog attribute only */
133 u8 log_data[IB_CC_MAD_LOGDATA_LEN];
134
135 u8 mgmt_data[IB_CC_MAD_MGMTDATA_LEN];
136} __packed;
137
138/*
139 * Congestion Control class portinfo capability mask bits
140 */
141#define IB_CC_CPI_CM_TRAP_GEN cpu_to_be16(1 << 0)
142#define IB_CC_CPI_CM_GET_SET_NOTICE cpu_to_be16(1 << 1)
143#define IB_CC_CPI_CM_CAP2 cpu_to_be16(1 << 2)
144#define IB_CC_CPI_CM_ENHANCEDPORT0_CC cpu_to_be16(1 << 8)
145
146struct ib_cc_classportinfo_attr {
147 u8 base_version;
148 u8 class_version;
149 __be16 cap_mask;
150 u8 reserved[3];
151 u8 resp_time_value; /* only lower 5 bits */
152 union ib_gid redirect_gid;
153 __be32 redirect_tc_sl_fl; /* 8, 4, 20 bits respectively */
154 __be16 redirect_lid;
155 __be16 redirect_pkey;
156 __be32 redirect_qp; /* only lower 24 bits */
157 __be32 redirect_qkey;
158 union ib_gid trap_gid;
159 __be32 trap_tc_sl_fl; /* 8, 4, 20 bits respectively */
160 __be16 trap_lid;
161 __be16 trap_pkey;
162 __be32 trap_hl_qp; /* 8, 24 bits respectively */
163 __be32 trap_qkey;
164} __packed;
165
166/* Congestion control traps */
167#define IB_CC_TRAP_KEY_VIOLATION 0x0000
168
169struct ib_cc_trap_key_violation_attr {
170 __be16 source_lid;
171 u8 method;
172 u8 reserved1;
173 __be16 attrib_id;
174 __be32 attrib_mod;
175 __be32 qp;
176 __be64 cckey;
177 u8 sgid[16];
178 u8 padding[24];
179} __packed;
180
181/* Congestion info flags */
182#define IB_CC_CI_FLAGS_CREDIT_STARVATION 0x1
183#define IB_CC_TABLE_CAP_DEFAULT 31
184
185struct ib_cc_info_attr {
186 __be16 congestion_info;
187 u8 control_table_cap; /* Multiple of 64 entry unit CCTs */
188} __packed;
189
190struct ib_cc_key_info_attr {
191 __be64 cckey;
192 u8 protect;
193 __be16 lease_period;
194 __be16 violations;
195} __packed;
196
197#define IB_CC_CL_CA_LOGEVENTS_LEN 208
198
199struct ib_cc_log_attr {
200 u8 log_type;
201 u8 congestion_flags;
202 __be16 threshold_event_counter;
203 __be16 threshold_congestion_event_map;
204 __be16 current_time_stamp;
205 u8 log_events[IB_CC_CL_CA_LOGEVENTS_LEN];
206} __packed;
207
208#define IB_CC_CLEC_SERVICETYPE_RC 0x0
209#define IB_CC_CLEC_SERVICETYPE_UC 0x1
210#define IB_CC_CLEC_SERVICETYPE_RD 0x2
211#define IB_CC_CLEC_SERVICETYPE_UD 0x3
212
213struct ib_cc_log_event {
214 u8 local_qp_cn_entry;
215 u8 remote_qp_number_cn_entry[3];
216 u8 sl_cn_entry:4;
217 u8 service_type_cn_entry:4;
218 __be32 remote_lid_cn_entry;
219 __be32 timestamp_cn_entry;
220} __packed;
221
222/* Sixteen congestion entries */
223#define IB_CC_CCS_ENTRIES 16
224
225/* Port control flags */
226#define IB_CC_CCS_PC_SL_BASED 0x01
227
228struct ib_cc_congestion_entry {
229 u8 ccti_increase;
230 __be16 ccti_timer;
231 u8 trigger_threshold;
232 u8 ccti_min; /* min CCTI for cc table */
233} __packed;
234
235struct ib_cc_congestion_entry_shadow {
236 u8 ccti_increase;
237 u16 ccti_timer;
238 u8 trigger_threshold;
239 u8 ccti_min; /* min CCTI for cc table */
240} __packed;
241
242struct ib_cc_congestion_setting_attr {
243 __be16 port_control;
244 __be16 control_map;
245 struct ib_cc_congestion_entry entries[IB_CC_CCS_ENTRIES];
246} __packed;
247
248struct ib_cc_congestion_setting_attr_shadow {
249 u16 port_control;
250 u16 control_map;
251 struct ib_cc_congestion_entry_shadow entries[IB_CC_CCS_ENTRIES];
252} __packed;
253
254#define IB_CC_TABLE_ENTRY_INCREASE_DEFAULT 1
255#define IB_CC_TABLE_ENTRY_TIMER_DEFAULT 1
256
257/* 64 Congestion Control table entries in a single MAD */
258#define IB_CCT_ENTRIES 64
259#define IB_CCT_MIN_ENTRIES (IB_CCT_ENTRIES * 2)
260
261struct ib_cc_table_entry {
262 __be16 entry; /* shift:2, multiplier:14 */
263};
264
265struct ib_cc_table_entry_shadow {
266 u16 entry; /* shift:2, multiplier:14 */
267};
268
269struct ib_cc_table_attr {
270 __be16 ccti_limit; /* max CCTI for cc table */
271 struct ib_cc_table_entry ccti_entries[IB_CCT_ENTRIES];
272} __packed;
273
274struct ib_cc_table_attr_shadow {
275 u16 ccti_limit; /* max CCTI for cc table */
276 struct ib_cc_table_entry_shadow ccti_entries[IB_CCT_ENTRIES];
277} __packed;
278
279#define CC_TABLE_SHADOW_MAX \
280 (IB_CC_TABLE_CAP_DEFAULT * IB_CCT_ENTRIES)
281
282struct cc_table_shadow {
283 u16 ccti_last_entry;
284 struct ib_cc_table_entry_shadow entries[CC_TABLE_SHADOW_MAX];
285} __packed;
286
287/*
288 * The PortSamplesControl.CounterMasks field is an array of 3 bit fields
289 * which specify the N'th counter's capabilities. See ch. 16.1.3.2.
290 * We support 5 counters which only count the mandatory quantities.
291 */
292#define COUNTER_MASK(q, n) (q << ((9 - n) * 3))
293#define COUNTER_MASK0_9 \
294 cpu_to_be32(COUNTER_MASK(1, 0) | \
295 COUNTER_MASK(1, 1) | \
296 COUNTER_MASK(1, 2) | \
297 COUNTER_MASK(1, 3) | \
298 COUNTER_MASK(1, 4))
299
300#endif /* _QIB_MAD_H */
1/*
2 * Copyright (c) 2012 Intel Corporation. All rights reserved.
3 * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved.
4 * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved.
5 *
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
11 *
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
14 * conditions are met:
15 *
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
18 * disclaimer.
19 *
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
24 *
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 * SOFTWARE.
33 */
34#ifndef _QIB_MAD_H
35#define _QIB_MAD_H
36
37#include <rdma/ib_pma.h>
38
39#define IB_SMP_UNSUP_VERSION cpu_to_be16(0x0004)
40#define IB_SMP_UNSUP_METHOD cpu_to_be16(0x0008)
41#define IB_SMP_UNSUP_METH_ATTR cpu_to_be16(0x000C)
42#define IB_SMP_INVALID_FIELD cpu_to_be16(0x001C)
43
44struct ib_node_info {
45 u8 base_version;
46 u8 class_version;
47 u8 node_type;
48 u8 num_ports;
49 __be64 sys_guid;
50 __be64 node_guid;
51 __be64 port_guid;
52 __be16 partition_cap;
53 __be16 device_id;
54 __be32 revision;
55 u8 local_port_num;
56 u8 vendor_id[3];
57} __packed;
58
59struct ib_mad_notice_attr {
60 u8 generic_type;
61 u8 prod_type_msb;
62 __be16 prod_type_lsb;
63 __be16 trap_num;
64 __be16 issuer_lid;
65 __be16 toggle_count;
66
67 union {
68 struct {
69 u8 details[54];
70 } raw_data;
71
72 struct {
73 __be16 reserved;
74 __be16 lid; /* where violation happened */
75 u8 port_num; /* where violation happened */
76 } __packed ntc_129_131;
77
78 struct {
79 __be16 reserved;
80 __be16 lid; /* LID where change occurred */
81 u8 reserved2;
82 u8 local_changes; /* low bit - local changes */
83 __be32 new_cap_mask; /* new capability mask */
84 u8 reserved3;
85 u8 change_flags; /* low 3 bits only */
86 } __packed ntc_144;
87
88 struct {
89 __be16 reserved;
90 __be16 lid; /* lid where sys guid changed */
91 __be16 reserved2;
92 __be64 new_sys_guid;
93 } __packed ntc_145;
94
95 struct {
96 __be16 reserved;
97 __be16 lid;
98 __be16 dr_slid;
99 u8 method;
100 u8 reserved2;
101 __be16 attr_id;
102 __be32 attr_mod;
103 __be64 mkey;
104 u8 reserved3;
105 u8 dr_trunc_hop;
106 u8 dr_rtn_path[30];
107 } __packed ntc_256;
108
109 struct {
110 __be16 reserved;
111 __be16 lid1;
112 __be16 lid2;
113 __be32 key;
114 __be32 sl_qp1; /* SL: high 4 bits */
115 __be32 qp2; /* high 8 bits reserved */
116 union ib_gid gid1;
117 union ib_gid gid2;
118 } __packed ntc_257_258;
119
120 } details;
121};
122
123/*
124 * Generic trap/notice types
125 */
126#define IB_NOTICE_TYPE_FATAL 0x80
127#define IB_NOTICE_TYPE_URGENT 0x81
128#define IB_NOTICE_TYPE_SECURITY 0x82
129#define IB_NOTICE_TYPE_SM 0x83
130#define IB_NOTICE_TYPE_INFO 0x84
131
132/*
133 * Generic trap/notice producers
134 */
135#define IB_NOTICE_PROD_CA cpu_to_be16(1)
136#define IB_NOTICE_PROD_SWITCH cpu_to_be16(2)
137#define IB_NOTICE_PROD_ROUTER cpu_to_be16(3)
138#define IB_NOTICE_PROD_CLASS_MGR cpu_to_be16(4)
139
140/*
141 * Generic trap/notice numbers
142 */
143#define IB_NOTICE_TRAP_LLI_THRESH cpu_to_be16(129)
144#define IB_NOTICE_TRAP_EBO_THRESH cpu_to_be16(130)
145#define IB_NOTICE_TRAP_FLOW_UPDATE cpu_to_be16(131)
146#define IB_NOTICE_TRAP_CAP_MASK_CHG cpu_to_be16(144)
147#define IB_NOTICE_TRAP_SYS_GUID_CHG cpu_to_be16(145)
148#define IB_NOTICE_TRAP_BAD_MKEY cpu_to_be16(256)
149#define IB_NOTICE_TRAP_BAD_PKEY cpu_to_be16(257)
150#define IB_NOTICE_TRAP_BAD_QKEY cpu_to_be16(258)
151
152/*
153 * Repress trap/notice flags
154 */
155#define IB_NOTICE_REPRESS_LLI_THRESH (1 << 0)
156#define IB_NOTICE_REPRESS_EBO_THRESH (1 << 1)
157#define IB_NOTICE_REPRESS_FLOW_UPDATE (1 << 2)
158#define IB_NOTICE_REPRESS_CAP_MASK_CHG (1 << 3)
159#define IB_NOTICE_REPRESS_SYS_GUID_CHG (1 << 4)
160#define IB_NOTICE_REPRESS_BAD_MKEY (1 << 5)
161#define IB_NOTICE_REPRESS_BAD_PKEY (1 << 6)
162#define IB_NOTICE_REPRESS_BAD_QKEY (1 << 7)
163
164/*
165 * Generic trap/notice other local changes flags (trap 144).
166 */
167#define IB_NOTICE_TRAP_LSE_CHG 0x04 /* Link Speed Enable changed */
168#define IB_NOTICE_TRAP_LWE_CHG 0x02 /* Link Width Enable changed */
169#define IB_NOTICE_TRAP_NODE_DESC_CHG 0x01
170
171/*
172 * Generic trap/notice M_Key volation flags in dr_trunc_hop (trap 256).
173 */
174#define IB_NOTICE_TRAP_DR_NOTICE 0x80
175#define IB_NOTICE_TRAP_DR_TRUNC 0x40
176
177struct ib_vl_weight_elem {
178 u8 vl; /* Only low 4 bits, upper 4 bits reserved */
179 u8 weight;
180};
181
182#define IB_VLARB_LOWPRI_0_31 1
183#define IB_VLARB_LOWPRI_32_63 2
184#define IB_VLARB_HIGHPRI_0_31 3
185#define IB_VLARB_HIGHPRI_32_63 4
186
187#define IB_PMA_PORT_COUNTERS_CONG cpu_to_be16(0xFF00)
188
189struct ib_pma_portcounters_cong {
190 u8 reserved;
191 u8 reserved1;
192 __be16 port_check_rate;
193 __be16 symbol_error_counter;
194 u8 link_error_recovery_counter;
195 u8 link_downed_counter;
196 __be16 port_rcv_errors;
197 __be16 port_rcv_remphys_errors;
198 __be16 port_rcv_switch_relay_errors;
199 __be16 port_xmit_discards;
200 u8 port_xmit_constraint_errors;
201 u8 port_rcv_constraint_errors;
202 u8 reserved2;
203 u8 link_overrun_errors; /* LocalLink: 7:4, BufferOverrun: 3:0 */
204 __be16 reserved3;
205 __be16 vl15_dropped;
206 __be64 port_xmit_data;
207 __be64 port_rcv_data;
208 __be64 port_xmit_packets;
209 __be64 port_rcv_packets;
210 __be64 port_xmit_wait;
211 __be64 port_adr_events;
212} __packed;
213
214#define IB_PMA_CONG_HW_CONTROL_TIMER 0x00
215#define IB_PMA_CONG_HW_CONTROL_SAMPLE 0x01
216
217#define QIB_XMIT_RATE_UNSUPPORTED 0x0
218#define QIB_XMIT_RATE_PICO 0x7
219/* number of 4nsec cycles equaling 2secs */
220#define QIB_CONG_TIMER_PSINTERVAL 0x1DCD64EC
221
222#define IB_PMA_SEL_CONG_ALL 0x01
223#define IB_PMA_SEL_CONG_PORT_DATA 0x02
224#define IB_PMA_SEL_CONG_XMIT 0x04
225#define IB_PMA_SEL_CONG_ROUTING 0x08
226
227/*
228 * Congestion control class attributes
229 */
230#define IB_CC_ATTR_CLASSPORTINFO cpu_to_be16(0x0001)
231#define IB_CC_ATTR_NOTICE cpu_to_be16(0x0002)
232#define IB_CC_ATTR_CONGESTION_INFO cpu_to_be16(0x0011)
233#define IB_CC_ATTR_CONGESTION_KEY_INFO cpu_to_be16(0x0012)
234#define IB_CC_ATTR_CONGESTION_LOG cpu_to_be16(0x0013)
235#define IB_CC_ATTR_SWITCH_CONGESTION_SETTING cpu_to_be16(0x0014)
236#define IB_CC_ATTR_SWITCH_PORT_CONGESTION_SETTING cpu_to_be16(0x0015)
237#define IB_CC_ATTR_CA_CONGESTION_SETTING cpu_to_be16(0x0016)
238#define IB_CC_ATTR_CONGESTION_CONTROL_TABLE cpu_to_be16(0x0017)
239#define IB_CC_ATTR_TIME_STAMP cpu_to_be16(0x0018)
240
241/* generalizations for threshold values */
242#define IB_CC_THRESHOLD_NONE 0x0
243#define IB_CC_THRESHOLD_MIN 0x1
244#define IB_CC_THRESHOLD_MAX 0xf
245
246/* CCA MAD header constants */
247#define IB_CC_MAD_LOGDATA_LEN 32
248#define IB_CC_MAD_MGMTDATA_LEN 192
249
250struct ib_cc_mad {
251 u8 base_version;
252 u8 mgmt_class;
253 u8 class_version;
254 u8 method;
255 __be16 status;
256 __be16 class_specific;
257 __be64 tid;
258 __be16 attr_id;
259 __be16 resv;
260 __be32 attr_mod;
261 __be64 cckey;
262
263 /* For CongestionLog attribute only */
264 u8 log_data[IB_CC_MAD_LOGDATA_LEN];
265
266 u8 mgmt_data[IB_CC_MAD_MGMTDATA_LEN];
267} __packed;
268
269/*
270 * Congestion Control class portinfo capability mask bits
271 */
272#define IB_CC_CPI_CM_TRAP_GEN cpu_to_be16(1 << 0)
273#define IB_CC_CPI_CM_GET_SET_NOTICE cpu_to_be16(1 << 1)
274#define IB_CC_CPI_CM_CAP2 cpu_to_be16(1 << 2)
275#define IB_CC_CPI_CM_ENHANCEDPORT0_CC cpu_to_be16(1 << 8)
276
277struct ib_cc_classportinfo_attr {
278 u8 base_version;
279 u8 class_version;
280 __be16 cap_mask;
281 u8 reserved[3];
282 u8 resp_time_value; /* only lower 5 bits */
283 union ib_gid redirect_gid;
284 __be32 redirect_tc_sl_fl; /* 8, 4, 20 bits respectively */
285 __be16 redirect_lid;
286 __be16 redirect_pkey;
287 __be32 redirect_qp; /* only lower 24 bits */
288 __be32 redirect_qkey;
289 union ib_gid trap_gid;
290 __be32 trap_tc_sl_fl; /* 8, 4, 20 bits respectively */
291 __be16 trap_lid;
292 __be16 trap_pkey;
293 __be32 trap_hl_qp; /* 8, 24 bits respectively */
294 __be32 trap_qkey;
295} __packed;
296
297/* Congestion control traps */
298#define IB_CC_TRAP_KEY_VIOLATION 0x0000
299
300struct ib_cc_trap_key_violation_attr {
301 __be16 source_lid;
302 u8 method;
303 u8 reserved1;
304 __be16 attrib_id;
305 __be32 attrib_mod;
306 __be32 qp;
307 __be64 cckey;
308 u8 sgid[16];
309 u8 padding[24];
310} __packed;
311
312/* Congestion info flags */
313#define IB_CC_CI_FLAGS_CREDIT_STARVATION 0x1
314#define IB_CC_TABLE_CAP_DEFAULT 31
315
316struct ib_cc_info_attr {
317 __be16 congestion_info;
318 u8 control_table_cap; /* Multiple of 64 entry unit CCTs */
319} __packed;
320
321struct ib_cc_key_info_attr {
322 __be64 cckey;
323 u8 protect;
324 __be16 lease_period;
325 __be16 violations;
326} __packed;
327
328#define IB_CC_CL_CA_LOGEVENTS_LEN 208
329
330struct ib_cc_log_attr {
331 u8 log_type;
332 u8 congestion_flags;
333 __be16 threshold_event_counter;
334 __be16 threshold_congestion_event_map;
335 __be16 current_time_stamp;
336 u8 log_events[IB_CC_CL_CA_LOGEVENTS_LEN];
337} __packed;
338
339#define IB_CC_CLEC_SERVICETYPE_RC 0x0
340#define IB_CC_CLEC_SERVICETYPE_UC 0x1
341#define IB_CC_CLEC_SERVICETYPE_RD 0x2
342#define IB_CC_CLEC_SERVICETYPE_UD 0x3
343
344struct ib_cc_log_event {
345 u8 local_qp_cn_entry;
346 u8 remote_qp_number_cn_entry[3];
347 u8 sl_cn_entry:4;
348 u8 service_type_cn_entry:4;
349 __be32 remote_lid_cn_entry;
350 __be32 timestamp_cn_entry;
351} __packed;
352
353/* Sixteen congestion entries */
354#define IB_CC_CCS_ENTRIES 16
355
356/* Port control flags */
357#define IB_CC_CCS_PC_SL_BASED 0x01
358
359struct ib_cc_congestion_entry {
360 u8 ccti_increase;
361 __be16 ccti_timer;
362 u8 trigger_threshold;
363 u8 ccti_min; /* min CCTI for cc table */
364} __packed;
365
366struct ib_cc_congestion_entry_shadow {
367 u8 ccti_increase;
368 u16 ccti_timer;
369 u8 trigger_threshold;
370 u8 ccti_min; /* min CCTI for cc table */
371} __packed;
372
373struct ib_cc_congestion_setting_attr {
374 __be16 port_control;
375 __be16 control_map;
376 struct ib_cc_congestion_entry entries[IB_CC_CCS_ENTRIES];
377} __packed;
378
379struct ib_cc_congestion_setting_attr_shadow {
380 u16 port_control;
381 u16 control_map;
382 struct ib_cc_congestion_entry_shadow entries[IB_CC_CCS_ENTRIES];
383} __packed;
384
385#define IB_CC_TABLE_ENTRY_INCREASE_DEFAULT 1
386#define IB_CC_TABLE_ENTRY_TIMER_DEFAULT 1
387
388/* 64 Congestion Control table entries in a single MAD */
389#define IB_CCT_ENTRIES 64
390#define IB_CCT_MIN_ENTRIES (IB_CCT_ENTRIES * 2)
391
392struct ib_cc_table_entry {
393 __be16 entry; /* shift:2, multiplier:14 */
394};
395
396struct ib_cc_table_entry_shadow {
397 u16 entry; /* shift:2, multiplier:14 */
398};
399
400struct ib_cc_table_attr {
401 __be16 ccti_limit; /* max CCTI for cc table */
402 struct ib_cc_table_entry ccti_entries[IB_CCT_ENTRIES];
403} __packed;
404
405struct ib_cc_table_attr_shadow {
406 u16 ccti_limit; /* max CCTI for cc table */
407 struct ib_cc_table_entry_shadow ccti_entries[IB_CCT_ENTRIES];
408} __packed;
409
410#define CC_TABLE_SHADOW_MAX \
411 (IB_CC_TABLE_CAP_DEFAULT * IB_CCT_ENTRIES)
412
413struct cc_table_shadow {
414 u16 ccti_last_entry;
415 struct ib_cc_table_entry_shadow entries[CC_TABLE_SHADOW_MAX];
416} __packed;
417
418/*
419 * The PortSamplesControl.CounterMasks field is an array of 3 bit fields
420 * which specify the N'th counter's capabilities. See ch. 16.1.3.2.
421 * We support 5 counters which only count the mandatory quantities.
422 */
423#define COUNTER_MASK(q, n) (q << ((9 - n) * 3))
424#define COUNTER_MASK0_9 \
425 cpu_to_be32(COUNTER_MASK(1, 0) | \
426 COUNTER_MASK(1, 1) | \
427 COUNTER_MASK(1, 2) | \
428 COUNTER_MASK(1, 3) | \
429 COUNTER_MASK(1, 4))
430
431#endif /* _QIB_MAD_H */