1f931551bSRalph Campbell /* 236a8f01cSMike Marciniszyn * Copyright (c) 2012 Intel Corporation. All rights reserved. 336a8f01cSMike Marciniszyn * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. 4f931551bSRalph Campbell * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved. 5f931551bSRalph Campbell * 6f931551bSRalph Campbell * This software is available to you under a choice of one of two 7f931551bSRalph Campbell * licenses. You may choose to be licensed under the terms of the GNU 8f931551bSRalph Campbell * General Public License (GPL) Version 2, available from the file 9f931551bSRalph Campbell * COPYING in the main directory of this source tree, or the 10f931551bSRalph Campbell * OpenIB.org BSD license below: 11f931551bSRalph Campbell * 12f931551bSRalph Campbell * Redistribution and use in source and binary forms, with or 13f931551bSRalph Campbell * without modification, are permitted provided that the following 14f931551bSRalph Campbell * conditions are met: 15f931551bSRalph Campbell * 16f931551bSRalph Campbell * - Redistributions of source code must retain the above 17f931551bSRalph Campbell * copyright notice, this list of conditions and the following 18f931551bSRalph Campbell * disclaimer. 19f931551bSRalph Campbell * 20f931551bSRalph Campbell * - Redistributions in binary form must reproduce the above 21f931551bSRalph Campbell * copyright notice, this list of conditions and the following 22f931551bSRalph Campbell * disclaimer in the documentation and/or other materials 23f931551bSRalph Campbell * provided with the distribution. 24f931551bSRalph Campbell * 25f931551bSRalph Campbell * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 26f931551bSRalph Campbell * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 27f931551bSRalph Campbell * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 28f931551bSRalph Campbell * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 29f931551bSRalph Campbell * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 30f931551bSRalph Campbell * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 31f931551bSRalph Campbell * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 32f931551bSRalph Campbell * SOFTWARE. 33f931551bSRalph Campbell */ 3436a8f01cSMike Marciniszyn #ifndef _QIB_MAD_H 3536a8f01cSMike Marciniszyn #define _QIB_MAD_H 36f931551bSRalph Campbell 376aea213aSOr Gerlitz #include <rdma/ib_pma.h> 386aea213aSOr Gerlitz 39d4ab3470SDennis Dalessandro #define IB_SMP_UNSUP_VERSION \ 40d4ab3470SDennis Dalessandro cpu_to_be16(IB_MGMT_MAD_STATUS_BAD_VERSION) 41f931551bSRalph Campbell 42d4ab3470SDennis Dalessandro #define IB_SMP_UNSUP_METHOD \ 43d4ab3470SDennis Dalessandro cpu_to_be16(IB_MGMT_MAD_STATUS_UNSUPPORTED_METHOD) 44f931551bSRalph Campbell 45d4ab3470SDennis Dalessandro #define IB_SMP_UNSUP_METH_ATTR \ 46d4ab3470SDennis Dalessandro cpu_to_be16(IB_MGMT_MAD_STATUS_UNSUPPORTED_METHOD_ATTRIB) 47f931551bSRalph Campbell 48d4ab3470SDennis Dalessandro #define IB_SMP_INVALID_FIELD \ 49d4ab3470SDennis Dalessandro cpu_to_be16(IB_MGMT_MAD_STATUS_INVALID_ATTRIB_VALUE) 50f931551bSRalph Campbell 51f931551bSRalph Campbell #define IB_VLARB_LOWPRI_0_31 1 52f931551bSRalph Campbell #define IB_VLARB_LOWPRI_32_63 2 53f931551bSRalph Campbell #define IB_VLARB_HIGHPRI_0_31 3 54f931551bSRalph Campbell #define IB_VLARB_HIGHPRI_32_63 4 55f931551bSRalph Campbell 56f931551bSRalph Campbell #define IB_PMA_PORT_COUNTERS_CONG cpu_to_be16(0xFF00) 57f931551bSRalph Campbell 58f931551bSRalph Campbell struct ib_pma_portcounters_cong { 59f931551bSRalph Campbell u8 reserved; 60f931551bSRalph Campbell u8 reserved1; 61f931551bSRalph Campbell __be16 port_check_rate; 62f931551bSRalph Campbell __be16 symbol_error_counter; 63f931551bSRalph Campbell u8 link_error_recovery_counter; 64f931551bSRalph Campbell u8 link_downed_counter; 65f931551bSRalph Campbell __be16 port_rcv_errors; 66f931551bSRalph Campbell __be16 port_rcv_remphys_errors; 67f931551bSRalph Campbell __be16 port_rcv_switch_relay_errors; 68f931551bSRalph Campbell __be16 port_xmit_discards; 69f931551bSRalph Campbell u8 port_xmit_constraint_errors; 70f931551bSRalph Campbell u8 port_rcv_constraint_errors; 71f931551bSRalph Campbell u8 reserved2; 726aea213aSOr Gerlitz u8 link_overrun_errors; /* LocalLink: 7:4, BufferOverrun: 3:0 */ 73f931551bSRalph Campbell __be16 reserved3; 74f931551bSRalph Campbell __be16 vl15_dropped; 75f931551bSRalph Campbell __be64 port_xmit_data; 76f931551bSRalph Campbell __be64 port_rcv_data; 77f931551bSRalph Campbell __be64 port_xmit_packets; 78f931551bSRalph Campbell __be64 port_rcv_packets; 79f931551bSRalph Campbell __be64 port_xmit_wait; 80f931551bSRalph Campbell __be64 port_adr_events; 8178a58864SMike Marciniszyn } __packed; 82f931551bSRalph Campbell 83f931551bSRalph Campbell #define IB_PMA_CONG_HW_CONTROL_TIMER 0x00 84f931551bSRalph Campbell #define IB_PMA_CONG_HW_CONTROL_SAMPLE 0x01 85f931551bSRalph Campbell 86f931551bSRalph Campbell #define QIB_XMIT_RATE_UNSUPPORTED 0x0 87f931551bSRalph Campbell #define QIB_XMIT_RATE_PICO 0x7 88f931551bSRalph Campbell /* number of 4nsec cycles equaling 2secs */ 89f931551bSRalph Campbell #define QIB_CONG_TIMER_PSINTERVAL 0x1DCD64EC 90f931551bSRalph Campbell 91f931551bSRalph Campbell #define IB_PMA_SEL_CONG_ALL 0x01 92f931551bSRalph Campbell #define IB_PMA_SEL_CONG_PORT_DATA 0x02 93f931551bSRalph Campbell #define IB_PMA_SEL_CONG_XMIT 0x04 94f931551bSRalph Campbell #define IB_PMA_SEL_CONG_ROUTING 0x08 95f931551bSRalph Campbell 96f931551bSRalph Campbell /* 9736a8f01cSMike Marciniszyn * Congestion control class attributes 9836a8f01cSMike Marciniszyn */ 9936a8f01cSMike Marciniszyn #define IB_CC_ATTR_CLASSPORTINFO cpu_to_be16(0x0001) 10036a8f01cSMike Marciniszyn #define IB_CC_ATTR_NOTICE cpu_to_be16(0x0002) 10136a8f01cSMike Marciniszyn #define IB_CC_ATTR_CONGESTION_INFO cpu_to_be16(0x0011) 10236a8f01cSMike Marciniszyn #define IB_CC_ATTR_CONGESTION_KEY_INFO cpu_to_be16(0x0012) 10336a8f01cSMike Marciniszyn #define IB_CC_ATTR_CONGESTION_LOG cpu_to_be16(0x0013) 10436a8f01cSMike Marciniszyn #define IB_CC_ATTR_SWITCH_CONGESTION_SETTING cpu_to_be16(0x0014) 10536a8f01cSMike Marciniszyn #define IB_CC_ATTR_SWITCH_PORT_CONGESTION_SETTING cpu_to_be16(0x0015) 10636a8f01cSMike Marciniszyn #define IB_CC_ATTR_CA_CONGESTION_SETTING cpu_to_be16(0x0016) 10736a8f01cSMike Marciniszyn #define IB_CC_ATTR_CONGESTION_CONTROL_TABLE cpu_to_be16(0x0017) 10836a8f01cSMike Marciniszyn #define IB_CC_ATTR_TIME_STAMP cpu_to_be16(0x0018) 10936a8f01cSMike Marciniszyn 11036a8f01cSMike Marciniszyn /* generalizations for threshold values */ 11136a8f01cSMike Marciniszyn #define IB_CC_THRESHOLD_NONE 0x0 11236a8f01cSMike Marciniszyn #define IB_CC_THRESHOLD_MIN 0x1 11336a8f01cSMike Marciniszyn #define IB_CC_THRESHOLD_MAX 0xf 11436a8f01cSMike Marciniszyn 11536a8f01cSMike Marciniszyn /* CCA MAD header constants */ 11636a8f01cSMike Marciniszyn #define IB_CC_MAD_LOGDATA_LEN 32 11736a8f01cSMike Marciniszyn #define IB_CC_MAD_MGMTDATA_LEN 192 11836a8f01cSMike Marciniszyn 11936a8f01cSMike Marciniszyn struct ib_cc_mad { 12036a8f01cSMike Marciniszyn u8 base_version; 12136a8f01cSMike Marciniszyn u8 mgmt_class; 12236a8f01cSMike Marciniszyn u8 class_version; 12336a8f01cSMike Marciniszyn u8 method; 12436a8f01cSMike Marciniszyn __be16 status; 12536a8f01cSMike Marciniszyn __be16 class_specific; 12636a8f01cSMike Marciniszyn __be64 tid; 12736a8f01cSMike Marciniszyn __be16 attr_id; 12836a8f01cSMike Marciniszyn __be16 resv; 12936a8f01cSMike Marciniszyn __be32 attr_mod; 13036a8f01cSMike Marciniszyn __be64 cckey; 13136a8f01cSMike Marciniszyn 13236a8f01cSMike Marciniszyn /* For CongestionLog attribute only */ 13336a8f01cSMike Marciniszyn u8 log_data[IB_CC_MAD_LOGDATA_LEN]; 13436a8f01cSMike Marciniszyn 13536a8f01cSMike Marciniszyn u8 mgmt_data[IB_CC_MAD_MGMTDATA_LEN]; 13636a8f01cSMike Marciniszyn } __packed; 13736a8f01cSMike Marciniszyn 13836a8f01cSMike Marciniszyn /* 13936a8f01cSMike Marciniszyn * Congestion Control class portinfo capability mask bits 14036a8f01cSMike Marciniszyn */ 14136a8f01cSMike Marciniszyn #define IB_CC_CPI_CM_TRAP_GEN cpu_to_be16(1 << 0) 14236a8f01cSMike Marciniszyn #define IB_CC_CPI_CM_GET_SET_NOTICE cpu_to_be16(1 << 1) 14336a8f01cSMike Marciniszyn #define IB_CC_CPI_CM_CAP2 cpu_to_be16(1 << 2) 14436a8f01cSMike Marciniszyn #define IB_CC_CPI_CM_ENHANCEDPORT0_CC cpu_to_be16(1 << 8) 14536a8f01cSMike Marciniszyn 14636a8f01cSMike Marciniszyn struct ib_cc_classportinfo_attr { 14736a8f01cSMike Marciniszyn u8 base_version; 14836a8f01cSMike Marciniszyn u8 class_version; 14936a8f01cSMike Marciniszyn __be16 cap_mask; 15036a8f01cSMike Marciniszyn u8 reserved[3]; 15136a8f01cSMike Marciniszyn u8 resp_time_value; /* only lower 5 bits */ 15236a8f01cSMike Marciniszyn union ib_gid redirect_gid; 15336a8f01cSMike Marciniszyn __be32 redirect_tc_sl_fl; /* 8, 4, 20 bits respectively */ 15436a8f01cSMike Marciniszyn __be16 redirect_lid; 15536a8f01cSMike Marciniszyn __be16 redirect_pkey; 15636a8f01cSMike Marciniszyn __be32 redirect_qp; /* only lower 24 bits */ 15736a8f01cSMike Marciniszyn __be32 redirect_qkey; 15836a8f01cSMike Marciniszyn union ib_gid trap_gid; 15936a8f01cSMike Marciniszyn __be32 trap_tc_sl_fl; /* 8, 4, 20 bits respectively */ 16036a8f01cSMike Marciniszyn __be16 trap_lid; 16136a8f01cSMike Marciniszyn __be16 trap_pkey; 16236a8f01cSMike Marciniszyn __be32 trap_hl_qp; /* 8, 24 bits respectively */ 16336a8f01cSMike Marciniszyn __be32 trap_qkey; 16436a8f01cSMike Marciniszyn } __packed; 16536a8f01cSMike Marciniszyn 16636a8f01cSMike Marciniszyn /* Congestion control traps */ 16736a8f01cSMike Marciniszyn #define IB_CC_TRAP_KEY_VIOLATION 0x0000 16836a8f01cSMike Marciniszyn 16936a8f01cSMike Marciniszyn struct ib_cc_trap_key_violation_attr { 17036a8f01cSMike Marciniszyn __be16 source_lid; 17136a8f01cSMike Marciniszyn u8 method; 17236a8f01cSMike Marciniszyn u8 reserved1; 17336a8f01cSMike Marciniszyn __be16 attrib_id; 17436a8f01cSMike Marciniszyn __be32 attrib_mod; 17536a8f01cSMike Marciniszyn __be32 qp; 17636a8f01cSMike Marciniszyn __be64 cckey; 17736a8f01cSMike Marciniszyn u8 sgid[16]; 17836a8f01cSMike Marciniszyn u8 padding[24]; 17936a8f01cSMike Marciniszyn } __packed; 18036a8f01cSMike Marciniszyn 18136a8f01cSMike Marciniszyn /* Congestion info flags */ 18236a8f01cSMike Marciniszyn #define IB_CC_CI_FLAGS_CREDIT_STARVATION 0x1 18336a8f01cSMike Marciniszyn #define IB_CC_TABLE_CAP_DEFAULT 31 18436a8f01cSMike Marciniszyn 18536a8f01cSMike Marciniszyn struct ib_cc_info_attr { 18636a8f01cSMike Marciniszyn __be16 congestion_info; 18736a8f01cSMike Marciniszyn u8 control_table_cap; /* Multiple of 64 entry unit CCTs */ 18836a8f01cSMike Marciniszyn } __packed; 18936a8f01cSMike Marciniszyn 19036a8f01cSMike Marciniszyn struct ib_cc_key_info_attr { 19136a8f01cSMike Marciniszyn __be64 cckey; 19236a8f01cSMike Marciniszyn u8 protect; 19336a8f01cSMike Marciniszyn __be16 lease_period; 19436a8f01cSMike Marciniszyn __be16 violations; 19536a8f01cSMike Marciniszyn } __packed; 19636a8f01cSMike Marciniszyn 19736a8f01cSMike Marciniszyn #define IB_CC_CL_CA_LOGEVENTS_LEN 208 19836a8f01cSMike Marciniszyn 19936a8f01cSMike Marciniszyn struct ib_cc_log_attr { 20036a8f01cSMike Marciniszyn u8 log_type; 20136a8f01cSMike Marciniszyn u8 congestion_flags; 20236a8f01cSMike Marciniszyn __be16 threshold_event_counter; 20336a8f01cSMike Marciniszyn __be16 threshold_congestion_event_map; 20436a8f01cSMike Marciniszyn __be16 current_time_stamp; 20536a8f01cSMike Marciniszyn u8 log_events[IB_CC_CL_CA_LOGEVENTS_LEN]; 20636a8f01cSMike Marciniszyn } __packed; 20736a8f01cSMike Marciniszyn 20836a8f01cSMike Marciniszyn #define IB_CC_CLEC_SERVICETYPE_RC 0x0 20936a8f01cSMike Marciniszyn #define IB_CC_CLEC_SERVICETYPE_UC 0x1 21036a8f01cSMike Marciniszyn #define IB_CC_CLEC_SERVICETYPE_RD 0x2 21136a8f01cSMike Marciniszyn #define IB_CC_CLEC_SERVICETYPE_UD 0x3 21236a8f01cSMike Marciniszyn 21336a8f01cSMike Marciniszyn struct ib_cc_log_event { 21436a8f01cSMike Marciniszyn u8 local_qp_cn_entry; 21536a8f01cSMike Marciniszyn u8 remote_qp_number_cn_entry[3]; 21636a8f01cSMike Marciniszyn u8 sl_cn_entry:4; 21736a8f01cSMike Marciniszyn u8 service_type_cn_entry:4; 21836a8f01cSMike Marciniszyn __be32 remote_lid_cn_entry; 21936a8f01cSMike Marciniszyn __be32 timestamp_cn_entry; 22036a8f01cSMike Marciniszyn } __packed; 22136a8f01cSMike Marciniszyn 22236a8f01cSMike Marciniszyn /* Sixteen congestion entries */ 22336a8f01cSMike Marciniszyn #define IB_CC_CCS_ENTRIES 16 22436a8f01cSMike Marciniszyn 22536a8f01cSMike Marciniszyn /* Port control flags */ 22636a8f01cSMike Marciniszyn #define IB_CC_CCS_PC_SL_BASED 0x01 22736a8f01cSMike Marciniszyn 22836a8f01cSMike Marciniszyn struct ib_cc_congestion_entry { 22936a8f01cSMike Marciniszyn u8 ccti_increase; 23036a8f01cSMike Marciniszyn __be16 ccti_timer; 23136a8f01cSMike Marciniszyn u8 trigger_threshold; 23236a8f01cSMike Marciniszyn u8 ccti_min; /* min CCTI for cc table */ 23336a8f01cSMike Marciniszyn } __packed; 23436a8f01cSMike Marciniszyn 23536a8f01cSMike Marciniszyn struct ib_cc_congestion_entry_shadow { 23636a8f01cSMike Marciniszyn u8 ccti_increase; 23736a8f01cSMike Marciniszyn u16 ccti_timer; 23836a8f01cSMike Marciniszyn u8 trigger_threshold; 23936a8f01cSMike Marciniszyn u8 ccti_min; /* min CCTI for cc table */ 24036a8f01cSMike Marciniszyn } __packed; 24136a8f01cSMike Marciniszyn 24236a8f01cSMike Marciniszyn struct ib_cc_congestion_setting_attr { 24336a8f01cSMike Marciniszyn __be16 port_control; 24436a8f01cSMike Marciniszyn __be16 control_map; 24536a8f01cSMike Marciniszyn struct ib_cc_congestion_entry entries[IB_CC_CCS_ENTRIES]; 24636a8f01cSMike Marciniszyn } __packed; 24736a8f01cSMike Marciniszyn 24836a8f01cSMike Marciniszyn struct ib_cc_congestion_setting_attr_shadow { 24936a8f01cSMike Marciniszyn u16 port_control; 25036a8f01cSMike Marciniszyn u16 control_map; 25136a8f01cSMike Marciniszyn struct ib_cc_congestion_entry_shadow entries[IB_CC_CCS_ENTRIES]; 25236a8f01cSMike Marciniszyn } __packed; 25336a8f01cSMike Marciniszyn 25436a8f01cSMike Marciniszyn #define IB_CC_TABLE_ENTRY_INCREASE_DEFAULT 1 25536a8f01cSMike Marciniszyn #define IB_CC_TABLE_ENTRY_TIMER_DEFAULT 1 25636a8f01cSMike Marciniszyn 25736a8f01cSMike Marciniszyn /* 64 Congestion Control table entries in a single MAD */ 25836a8f01cSMike Marciniszyn #define IB_CCT_ENTRIES 64 25936a8f01cSMike Marciniszyn #define IB_CCT_MIN_ENTRIES (IB_CCT_ENTRIES * 2) 26036a8f01cSMike Marciniszyn 26136a8f01cSMike Marciniszyn struct ib_cc_table_entry { 26236a8f01cSMike Marciniszyn __be16 entry; /* shift:2, multiplier:14 */ 26336a8f01cSMike Marciniszyn }; 26436a8f01cSMike Marciniszyn 26536a8f01cSMike Marciniszyn struct ib_cc_table_entry_shadow { 26636a8f01cSMike Marciniszyn u16 entry; /* shift:2, multiplier:14 */ 26736a8f01cSMike Marciniszyn }; 26836a8f01cSMike Marciniszyn 26936a8f01cSMike Marciniszyn struct ib_cc_table_attr { 27036a8f01cSMike Marciniszyn __be16 ccti_limit; /* max CCTI for cc table */ 27136a8f01cSMike Marciniszyn struct ib_cc_table_entry ccti_entries[IB_CCT_ENTRIES]; 27236a8f01cSMike Marciniszyn } __packed; 27336a8f01cSMike Marciniszyn 27436a8f01cSMike Marciniszyn struct ib_cc_table_attr_shadow { 27536a8f01cSMike Marciniszyn u16 ccti_limit; /* max CCTI for cc table */ 27636a8f01cSMike Marciniszyn struct ib_cc_table_entry_shadow ccti_entries[IB_CCT_ENTRIES]; 27736a8f01cSMike Marciniszyn } __packed; 27836a8f01cSMike Marciniszyn 27936a8f01cSMike Marciniszyn #define CC_TABLE_SHADOW_MAX \ 28036a8f01cSMike Marciniszyn (IB_CC_TABLE_CAP_DEFAULT * IB_CCT_ENTRIES) 28136a8f01cSMike Marciniszyn 28236a8f01cSMike Marciniszyn struct cc_table_shadow { 28336a8f01cSMike Marciniszyn u16 ccti_last_entry; 28436a8f01cSMike Marciniszyn struct ib_cc_table_entry_shadow entries[CC_TABLE_SHADOW_MAX]; 28536a8f01cSMike Marciniszyn } __packed; 28636a8f01cSMike Marciniszyn 28736a8f01cSMike Marciniszyn /* 288f931551bSRalph Campbell * The PortSamplesControl.CounterMasks field is an array of 3 bit fields 289f931551bSRalph Campbell * which specify the N'th counter's capabilities. See ch. 16.1.3.2. 290f931551bSRalph Campbell * We support 5 counters which only count the mandatory quantities. 291f931551bSRalph Campbell */ 292f931551bSRalph Campbell #define COUNTER_MASK(q, n) (q << ((9 - n) * 3)) 293f931551bSRalph Campbell #define COUNTER_MASK0_9 \ 294f931551bSRalph Campbell cpu_to_be32(COUNTER_MASK(1, 0) | \ 295f931551bSRalph Campbell COUNTER_MASK(1, 1) | \ 296f931551bSRalph Campbell COUNTER_MASK(1, 2) | \ 297f931551bSRalph Campbell COUNTER_MASK(1, 3) | \ 298f931551bSRalph Campbell COUNTER_MASK(1, 4)) 2990318f685SIra Weiny 3000318f685SIra Weiny #endif /* _QIB_MAD_H */ 301