include/rdma/opa_port_info.h

   1 /*
   2  * Copyright (c) 2014 Intel Corporation.  All rights reserved.
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and/or other materials
  21  *        provided with the distribution.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32
  33 #if !defined(OPA_PORT_INFO_H)
  34 #define OPA_PORT_INFO_H
  35
  36 /* Temporary until HFI driver is updated */
  37 #ifndef USE_PI_LED_ENABLE
  38 #define USE_PI_LED_ENABLE 0
  39 #endif
  40
  41 #define OPA_PORT_LINK_MODE_NOP  0               /* No change */
  42 #define OPA_PORT_LINK_MODE_OPA  4               /* Port mode is OPA */
  43
  44 #define OPA_PORT_PACKET_FORMAT_NOP      0               /* No change */
  45 #define OPA_PORT_PACKET_FORMAT_8B       1               /* Format 8B */
  46 #define OPA_PORT_PACKET_FORMAT_9B       2               /* Format 9B */
  47 #define OPA_PORT_PACKET_FORMAT_10B      4               /* Format 10B */
  48 #define OPA_PORT_PACKET_FORMAT_16B      8               /* Format 16B */
  49
  50 #define OPA_PORT_LTP_CRC_MODE_NONE      0       /* No change */
  51 #define OPA_PORT_LTP_CRC_MODE_14        1       /* 14-bit LTP CRC mode (optional) */
  52 #define OPA_PORT_LTP_CRC_MODE_16        2       /* 16-bit LTP CRC mode */
  53 #define OPA_PORT_LTP_CRC_MODE_48        4       /* 48-bit LTP CRC mode (optional) */
  54 #define OPA_PORT_LTP_CRC_MODE_PER_LANE  8       /* 12/16-bit per lane LTP CRC mode */
  55
  56 /* Link Down / Neighbor Link Down Reason; indicated as follows: */
  57 #define OPA_LINKDOWN_REASON_NONE                                0       /* No specified reason */
  58 #define OPA_LINKDOWN_REASON_RCV_ERROR_0                         1
  59 #define OPA_LINKDOWN_REASON_BAD_PKT_LEN                         2
  60 #define OPA_LINKDOWN_REASON_PKT_TOO_LONG                        3
  61 #define OPA_LINKDOWN_REASON_PKT_TOO_SHORT                       4
  62 #define OPA_LINKDOWN_REASON_BAD_SLID                            5
  63 #define OPA_LINKDOWN_REASON_BAD_DLID                            6
  64 #define OPA_LINKDOWN_REASON_BAD_L2                              7
  65 #define OPA_LINKDOWN_REASON_BAD_SC                              8
  66 #define OPA_LINKDOWN_REASON_RCV_ERROR_8                         9
  67 #define OPA_LINKDOWN_REASON_BAD_MID_TAIL                        10
  68 #define OPA_LINKDOWN_REASON_RCV_ERROR_10                        11
  69 #define OPA_LINKDOWN_REASON_PREEMPT_ERROR                       12
  70 #define OPA_LINKDOWN_REASON_PREEMPT_VL15                        13
  71 #define OPA_LINKDOWN_REASON_BAD_VL_MARKER                       14
  72 #define OPA_LINKDOWN_REASON_RCV_ERROR_14                        15
  73 #define OPA_LINKDOWN_REASON_RCV_ERROR_15                        16
  74 #define OPA_LINKDOWN_REASON_BAD_HEAD_DIST                       17
  75 #define OPA_LINKDOWN_REASON_BAD_TAIL_DIST                       18
  76 #define OPA_LINKDOWN_REASON_BAD_CTRL_DIST                       19
  77 #define OPA_LINKDOWN_REASON_BAD_CREDIT_ACK                      20
  78 #define OPA_LINKDOWN_REASON_UNSUPPORTED_VL_MARKER               21
  79 #define OPA_LINKDOWN_REASON_BAD_PREEMPT                         22
  80 #define OPA_LINKDOWN_REASON_BAD_CONTROL_FLIT                    23
  81 #define OPA_LINKDOWN_REASON_EXCEED_MULTICAST_LIMIT              24
  82 #define OPA_LINKDOWN_REASON_RCV_ERROR_24                        25
  83 #define OPA_LINKDOWN_REASON_RCV_ERROR_25                        26
  84 #define OPA_LINKDOWN_REASON_RCV_ERROR_26                        27
  85 #define OPA_LINKDOWN_REASON_RCV_ERROR_27                        28
  86 #define OPA_LINKDOWN_REASON_RCV_ERROR_28                        29
  87 #define OPA_LINKDOWN_REASON_RCV_ERROR_29                        30
  88 #define OPA_LINKDOWN_REASON_RCV_ERROR_30                        31
  89 #define OPA_LINKDOWN_REASON_EXCESSIVE_BUFFER_OVERRUN            32
  90 #define OPA_LINKDOWN_REASON_UNKNOWN                             33
  91 /* 34 -reserved */
  92 #define OPA_LINKDOWN_REASON_REBOOT                              35
  93 #define OPA_LINKDOWN_REASON_NEIGHBOR_UNKNOWN                    36
  94 /* 37-38 reserved */
  95 #define OPA_LINKDOWN_REASON_FM_BOUNCE                           39
  96 #define OPA_LINKDOWN_REASON_SPEED_POLICY                        40
  97 #define OPA_LINKDOWN_REASON_WIDTH_POLICY                        41
  98 /* 42-48 reserved */
  99 #define OPA_LINKDOWN_REASON_DISCONNECTED                        49
 100 #define OPA_LINKDOWN_REASONLOCAL_MEDIA_NOT_INSTALLED            50
 101 #define OPA_LINKDOWN_REASON_NOT_INSTALLED                       51
 102 #define OPA_LINKDOWN_REASON_CHASSIS_CONFIG                      52
 103 /* 53 reserved */
 104 #define OPA_LINKDOWN_REASON_END_TO_END_NOT_INSTALLED            54
 105 /* 55 reserved */
 106 #define OPA_LINKDOWN_REASON_POWER_POLICY                        56
 107 #define OPA_LINKDOWN_REASON_LINKSPEED_POLICY                    57
 108 #define OPA_LINKDOWN_REASON_LINKWIDTH_POLICY                    58
 109 /* 59 reserved */
 110 #define OPA_LINKDOWN_REASON_SWITCH_MGMT                         60
 111 #define OPA_LINKDOWN_REASON_SMA_DISABLED                        61
 112 /* 62 reserved */
 113 #define OPA_LINKDOWN_REASON_TRANSIENT                           63
 114 /* 64-255 reserved */
 115
 116 /* OPA Link Init reason; indicated as follows: */
 117 /* 3-7; 11-15 reserved; 8-15 cleared on Polling->LinkUp */
 118 #define OPA_LINKINIT_REASON_NOP                 0
 119 #define OPA_LINKINIT_REASON_LINKUP              (1 << 4)
 120 #define OPA_LINKINIT_REASON_FLAPPING            (2 << 4)
 121 #define OPA_LINKINIT_REASON_CLEAR               (8 << 4)
 122 #define OPA_LINKINIT_OUTSIDE_POLICY             (8 << 4)
 123 #define OPA_LINKINIT_QUARANTINED                (9 << 4)
 124 #define OPA_LINKINIT_INSUFIC_CAPABILITY         (10 << 4)
 125
 126 #define OPA_LINK_SPEED_NOP              0x0000  /*  Reserved (1-5 Gbps) */
 127 #define OPA_LINK_SPEED_12_5G            0x0001  /*  12.5 Gbps */
 128 #define OPA_LINK_SPEED_25G              0x0002  /*  25.78125?  Gbps (EDR) */
 129
 130 #define OPA_LINK_WIDTH_1X            0x0001
 131 #define OPA_LINK_WIDTH_2X            0x0002
 132 #define OPA_LINK_WIDTH_3X            0x0004
 133 #define OPA_LINK_WIDTH_4X            0x0008
 134
 135 #define OPA_CAP_MASK3_IsSnoopSupported            (1 << 7)
 136 #define OPA_CAP_MASK3_IsAsyncSC2VLSupported       (1 << 6)
 137 #define OPA_CAP_MASK3_IsAddrRangeConfigSupported  (1 << 5)
 138 #define OPA_CAP_MASK3_IsPassThroughSupported      (1 << 4)
 139 #define OPA_CAP_MASK3_IsSharedSpaceSupported      (1 << 3)
 140 /* reserved (1 << 2) */
 141 #define OPA_CAP_MASK3_IsVLMarkerSupported         (1 << 1)
 142 #define OPA_CAP_MASK3_IsVLrSupported              (1 << 0)
 143
 144 /**
 145  * new MTU values
 146  */
 147 enum {
 148         OPA_MTU_8192  = 6,
 149         OPA_MTU_10240 = 7,
 150 };
 151
 152 enum {
 153         OPA_PORT_PHYS_CONF_DISCONNECTED = 0,
 154         OPA_PORT_PHYS_CONF_STANDARD     = 1,
 155         OPA_PORT_PHYS_CONF_FIXED        = 2,
 156         OPA_PORT_PHYS_CONF_VARIABLE     = 3,
 157         OPA_PORT_PHYS_CONF_SI_PHOTO     = 4
 158 };
 159
 160 enum port_info_field_masks {
 161         /* vl.cap */
 162         OPA_PI_MASK_VL_CAP                        = 0x1F,
 163         /* port_states.ledenable_offlinereason */
 164         OPA_PI_MASK_OFFLINE_REASON                = 0x0F,
 165         OPA_PI_MASK_LED_ENABLE                    = 0x40,
 166         /* port_states.unsleepstate_downdefstate */
 167         OPA_PI_MASK_UNSLEEP_STATE                 = 0xF0,
 168         OPA_PI_MASK_DOWNDEF_STATE                 = 0x0F,
 169         /* port_states.portphysstate_portstate */
 170         OPA_PI_MASK_PORT_PHYSICAL_STATE           = 0xF0,
 171         OPA_PI_MASK_PORT_STATE                    = 0x0F,
 172         /* port_phys_conf */
 173         OPA_PI_MASK_PORT_PHYSICAL_CONF            = 0x0F,
 174         /* collectivemask_multicastmask */
 175         OPA_PI_MASK_COLLECT_MASK                  = 0x38,
 176         OPA_PI_MASK_MULTICAST_MASK                = 0x07,
 177         /* mkeyprotect_lmc */
 178         OPA_PI_MASK_MKEY_PROT_BIT                 = 0xC0,
 179         OPA_PI_MASK_LMC                           = 0x0F,
 180         /* smsl */
 181         OPA_PI_MASK_SMSL                          = 0x1F,
 182         /* partenforce_filterraw */
 183         /* Filter Raw In/Out bits 1 and 2 were removed */
 184         OPA_PI_MASK_LINKINIT_REASON               = 0xF0,
 185         OPA_PI_MASK_PARTITION_ENFORCE_IN          = 0x08,
 186         OPA_PI_MASK_PARTITION_ENFORCE_OUT         = 0x04,
 187         /* operational_vls */
 188         OPA_PI_MASK_OPERATIONAL_VL                = 0x1F,
 189         /* sa_qp */
 190         OPA_PI_MASK_SA_QP                         = 0x00FFFFFF,
 191         /* sm_trap_qp */
 192         OPA_PI_MASK_SM_TRAP_QP                    = 0x00FFFFFF,
 193         /* localphy_overrun_errors */
 194         OPA_PI_MASK_LOCAL_PHY_ERRORS              = 0xF0,
 195         OPA_PI_MASK_OVERRUN_ERRORS                = 0x0F,
 196         /* clientrereg_subnettimeout */
 197         OPA_PI_MASK_CLIENT_REREGISTER             = 0x80,
 198         OPA_PI_MASK_SUBNET_TIMEOUT                = 0x1F,
 199         /* port_link_mode */
 200         OPA_PI_MASK_PORT_LINK_SUPPORTED           = (0x001F << 10),
 201         OPA_PI_MASK_PORT_LINK_ENABLED             = (0x001F <<  5),
 202         OPA_PI_MASK_PORT_LINK_ACTIVE              = (0x001F <<  0),
 203         /* port_link_crc_mode */
 204         OPA_PI_MASK_PORT_LINK_CRC_SUPPORTED       = 0x0F00,
 205         OPA_PI_MASK_PORT_LINK_CRC_ENABLED         = 0x00F0,
 206         OPA_PI_MASK_PORT_LINK_CRC_ACTIVE          = 0x000F,
 207         /* port_mode */
 208         OPA_PI_MASK_PORT_MODE_SECURITY_CHECK      = 0x0001,
 209         OPA_PI_MASK_PORT_MODE_16B_TRAP_QUERY      = 0x0002,
 210         OPA_PI_MASK_PORT_MODE_PKEY_CONVERT        = 0x0004,
 211         OPA_PI_MASK_PORT_MODE_SC2SC_MAPPING       = 0x0008,
 212         OPA_PI_MASK_PORT_MODE_VL_MARKER           = 0x0010,
 213         OPA_PI_MASK_PORT_PASS_THROUGH             = 0x0020,
 214         OPA_PI_MASK_PORT_ACTIVE_OPTOMIZE          = 0x0040,
 215         /* flit_control.interleave */
 216         OPA_PI_MASK_INTERLEAVE_DIST_SUP           = (0x0003 << 12),
 217         OPA_PI_MASK_INTERLEAVE_DIST_ENABLE        = (0x0003 << 10),
 218         OPA_PI_MASK_INTERLEAVE_MAX_NEST_TX        = (0x001F <<  5),
 219         OPA_PI_MASK_INTERLEAVE_MAX_NEST_RX        = (0x001F <<  0),
 220
 221         /* port_error_action */
 222         OPA_PI_MASK_EX_BUFFER_OVERRUN                  = 0x80000000,
 223                 /* 7 bits reserved */
 224         OPA_PI_MASK_FM_CFG_ERR_EXCEED_MULTICAST_LIMIT  = 0x00800000,
 225         OPA_PI_MASK_FM_CFG_BAD_CONTROL_FLIT            = 0x00400000,
 226         OPA_PI_MASK_FM_CFG_BAD_PREEMPT                 = 0x00200000,
 227         OPA_PI_MASK_FM_CFG_UNSUPPORTED_VL_MARKER       = 0x00100000,
 228         OPA_PI_MASK_FM_CFG_BAD_CRDT_ACK                = 0x00080000,
 229         OPA_PI_MASK_FM_CFG_BAD_CTRL_DIST               = 0x00040000,
 230         OPA_PI_MASK_FM_CFG_BAD_TAIL_DIST               = 0x00020000,
 231         OPA_PI_MASK_FM_CFG_BAD_HEAD_DIST               = 0x00010000,
 232                 /* 2 bits reserved */
 233         OPA_PI_MASK_PORT_RCV_BAD_VL_MARKER             = 0x00002000,
 234         OPA_PI_MASK_PORT_RCV_PREEMPT_VL15              = 0x00001000,
 235         OPA_PI_MASK_PORT_RCV_PREEMPT_ERROR             = 0x00000800,
 236                 /* 1 bit reserved */
 237         OPA_PI_MASK_PORT_RCV_BAD_MidTail               = 0x00000200,
 238                 /* 1 bit reserved */
 239         OPA_PI_MASK_PORT_RCV_BAD_SC                    = 0x00000080,
 240         OPA_PI_MASK_PORT_RCV_BAD_L2                    = 0x00000040,
 241         OPA_PI_MASK_PORT_RCV_BAD_DLID                  = 0x00000020,
 242         OPA_PI_MASK_PORT_RCV_BAD_SLID                  = 0x00000010,
 243         OPA_PI_MASK_PORT_RCV_PKTLEN_TOOSHORT           = 0x00000008,
 244         OPA_PI_MASK_PORT_RCV_PKTLEN_TOOLONG            = 0x00000004,
 245         OPA_PI_MASK_PORT_RCV_BAD_PKTLEN                = 0x00000002,
 246         OPA_PI_MASK_PORT_RCV_BAD_LT                    = 0x00000001,
 247
 248         /* pass_through.res_drctl */
 249         OPA_PI_MASK_PASS_THROUGH_DR_CONTROL       = 0x01,
 250
 251         /* buffer_units */
 252         OPA_PI_MASK_BUF_UNIT_VL15_INIT            = (0x00000FFF  << 11),
 253         OPA_PI_MASK_BUF_UNIT_VL15_CREDIT_RATE     = (0x0000001F  <<  6),
 254         OPA_PI_MASK_BUF_UNIT_CREDIT_ACK           = (0x00000003  <<  3),
 255         OPA_PI_MASK_BUF_UNIT_BUF_ALLOC            = (0x00000003  <<  0),
 256
 257         /* neigh_mtu.pvlx_to_mtu */
 258         OPA_PI_MASK_NEIGH_MTU_PVL0                = 0xF0,
 259         OPA_PI_MASK_NEIGH_MTU_PVL1                = 0x0F,
 260
 261         /* neigh_mtu.vlstall_hoq_life */
 262         OPA_PI_MASK_VL_STALL                      = (0x03 << 5),
 263         OPA_PI_MASK_HOQ_LIFE                      = (0x1F << 0),
 264
 265         /* port_neigh_mode */
 266         OPA_PI_MASK_NEIGH_MGMT_ALLOWED            = (0x01 << 3),
 267         OPA_PI_MASK_NEIGH_FW_AUTH_BYPASS          = (0x01 << 2),
 268         OPA_PI_MASK_NEIGH_NODE_TYPE               = (0x03 << 0),
 269
 270         /* resptime_value */
 271         OPA_PI_MASK_RESPONSE_TIME_VALUE           = 0x1F,
 272
 273         /* mtucap */
 274         OPA_PI_MASK_MTU_CAP                       = 0x0F,
 275 };
 276
 277 #if USE_PI_LED_ENABLE
 278 struct opa_port_states {
 279         u8     reserved;
 280         u8     ledenable_offlinereason;   /* 1 res, 1 bit, 6 bits */
 281         u8     reserved2;
 282         u8     portphysstate_portstate;   /* 4 bits, 4 bits */
 283 };
 284 #define PI_LED_ENABLE_SUP 1
 285 #else
 286 struct opa_port_states {
 287         u8     reserved;
 288         u8     offline_reason;            /* 2 res, 6 bits */
 289         u8     reserved2;
 290         u8     portphysstate_portstate;   /* 4 bits, 4 bits */
 291 };
 292 #define PI_LED_ENABLE_SUP 0
 293 #endif
 294
 295 struct opa_port_state_info {
 296         struct opa_port_states port_states;
 297         u16 link_width_downgrade_tx_active;
 298         u16 link_width_downgrade_rx_active;
 299 };
 300
 301 struct opa_port_info {
 302         __be32 lid;
 303         __be32 flow_control_mask;
 304
 305         struct {
 306                 u8     res;                       /* was inittype */
 307                 u8     cap;                       /* 3 res, 5 bits */
 308                 __be16 high_limit;
 309                 __be16 preempt_limit;
 310                 u8     arb_high_cap;
 311                 u8     arb_low_cap;
 312         } vl;
 313
 314         struct opa_port_states  port_states;
 315         u8     port_phys_conf;                    /* 4 res, 4 bits */
 316         u8     collectivemask_multicastmask;      /* 2 res, 3, 3 */
 317         u8     mkeyprotect_lmc;                   /* 2 bits, 2 res, 4 bits */
 318         u8     smsl;                              /* 3 res, 5 bits */
 319
 320         u8     partenforce_filterraw;             /* bit fields */
 321         u8     operational_vls;                    /* 3 res, 5 bits */
 322         __be16 pkey_8b;
 323         __be16 pkey_10b;
 324         __be16 mkey_violations;
 325
 326         __be16 pkey_violations;
 327         __be16 qkey_violations;
 328         __be32 sm_trap_qp;                        /* 8 bits, 24 bits */
 329
 330         __be32 sa_qp;                             /* 8 bits, 24 bits */
 331         u8     neigh_port_num;
 332         u8     link_down_reason;
 333         u8     neigh_link_down_reason;
 334         u8     clientrereg_subnettimeout;         /* 1 bit, 2 bits, 5 */
 335
 336         struct {
 337                 __be16 supported;
 338                 __be16 enabled;
 339                 __be16 active;
 340         } link_speed;
 341         struct {
 342                 __be16 supported;
 343                 __be16 enabled;
 344                 __be16 active;
 345         } link_width;
 346         struct {
 347                 __be16 supported;
 348                 __be16 enabled;
 349                 __be16 tx_active;
 350                 __be16 rx_active;
 351         } link_width_downgrade;
 352         __be16 port_link_mode;                  /* 1 res, 5 bits, 5 bits, 5 bits */
 353         __be16 port_ltp_crc_mode;               /* 4 res, 4 bits, 4 bits, 4 bits */
 354
 355         __be16 port_mode;                       /* 9 res, bit fields */
 356         struct {
 357                 __be16 supported;
 358                 __be16 enabled;
 359         } port_packet_format;
 360         struct {
 361                 __be16 interleave;  /* 2 res, 2,2,5,5 */
 362                 struct {
 363                         __be16 min_initial;
 364                         __be16 min_tail;
 365                         u8     large_pkt_limit;
 366                         u8     small_pkt_limit;
 367                         u8     max_small_pkt_limit;
 368                         u8     preemption_limit;
 369                 } preemption;
 370         } flit_control;
 371
 372         __be32 reserved4;
 373         __be32 port_error_action; /* bit field */
 374
 375         struct {
 376                 u8 egress_port;
 377                 u8 res_drctl;                    /* 7 res, 1 */
 378         } pass_through;
 379         __be16 mkey_lease_period;
 380         __be32 buffer_units;                     /* 9 res, 12, 5, 3, 3 */
 381
 382         __be32 reserved5;
 383         __be32 sm_lid;
 384
 385         __be64 mkey;
 386
 387         __be64 subnet_prefix;
 388
 389         struct {
 390                 u8 pvlx_to_mtu[OPA_MAX_VLS/2]; /* 4 bits, 4 bits */
 391         } neigh_mtu;
 392
 393         struct {
 394                 u8 vlstall_hoqlife;             /* 3 bits, 5 bits */
 395         } xmit_q[OPA_MAX_VLS];
 396
 397         struct {
 398                 u8 addr[16];
 399         } ipaddr_ipv6;
 400
 401         struct {
 402                 u8 addr[4];
 403         } ipaddr_ipv4;
 404
 405         u32    reserved6;
 406         u32    reserved7;
 407         u32    reserved8;
 408
 409         __be64 neigh_node_guid;
 410
 411         __be32 ib_cap_mask;
 412         __be16 reserved9;                    /* was ib_cap_mask2 */
 413         __be16 opa_cap_mask;
 414
 415         __be32 reserved10;                   /* was link_roundtrip_latency */
 416         __be16 overall_buffer_space;
 417         __be16 reserved11;                   /* was max_credit_hint */
 418
 419         __be16 diag_code;
 420         struct {
 421                 u8 buffer;
 422                 u8 wire;
 423         } replay_depth;
 424         u8     port_neigh_mode;
 425         u8     mtucap;                          /* 4 res, 4 bits */
 426
 427         u8     resptimevalue;                   /* 3 res, 5 bits */
 428         u8     local_port_num;
 429         u8     reserved12;
 430         u8     reserved13;                       /* was guid_cap */
 431 } __attribute__ ((packed));
 432
 433 #endif /* OPA_PORT_INFO_H */