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