drivers/infiniband/hw/hfi1/trace.c

   1 /*
   2  * Copyright(c) 2015 - 2018 Intel Corporation.
   3  *
   4  * This file is provided under a dual BSD/GPLv2 license.  When using or
   5  * redistributing this file, you may do so under either license.
   6  *
   7  * GPL LICENSE SUMMARY
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of version 2 of the GNU General Public License as
  11  * published by the Free Software Foundation.
  12  *
  13  * This program is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * BSD LICENSE
  19  *
  20  * Redistribution and use in source and binary forms, with or without
  21  * modification, are permitted provided that the following conditions
  22  * are met:
  23  *
  24  *  - Redistributions of source code must retain the above copyright
  25  *    notice, this list of conditions and the following disclaimer.
  26  *  - Redistributions in binary form must reproduce the above copyright
  27  *    notice, this list of conditions and the following disclaimer in
  28  *    the documentation and/or other materials provided with the
  29  *    distribution.
  30  *  - Neither the name of Intel Corporation nor the names of its
  31  *    contributors may be used to endorse or promote products derived
  32  *    from this software without specific prior written permission.
  33  *
  34  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  35  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  36  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  37  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  38  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  39  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  40  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  41  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  42  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  43  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  44  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  45  *
  46  */
  47 #define CREATE_TRACE_POINTS
  48 #include "trace.h"
  49 #include "exp_rcv.h"
  50
  51 static u8 __get_ib_hdr_len(struct ib_header *hdr)
  52 {
  53         struct ib_other_headers *ohdr;
  54         u8 opcode;
  55
  56         if (ib_get_lnh(hdr) == HFI1_LRH_BTH)
  57                 ohdr = &hdr->u.oth;
  58         else
  59                 ohdr = &hdr->u.l.oth;
  60         opcode = ib_bth_get_opcode(ohdr);
  61         return hdr_len_by_opcode[opcode] == 0 ?
  62                0 : hdr_len_by_opcode[opcode] - (12 + 8);
  63 }
  64
  65 static u8 __get_16b_hdr_len(struct hfi1_16b_header *hdr)
  66 {
  67         struct ib_other_headers *ohdr = NULL;
  68         u8 opcode;
  69         u8 l4 = hfi1_16B_get_l4(hdr);
  70
  71         if (l4 == OPA_16B_L4_FM) {
  72                 opcode = IB_OPCODE_UD_SEND_ONLY;
  73                 return (8 + 8); /* No BTH */
  74         }
  75
  76         if (l4 == OPA_16B_L4_IB_LOCAL)
  77                 ohdr = &hdr->u.oth;
  78         else
  79                 ohdr = &hdr->u.l.oth;
  80
  81         opcode = ib_bth_get_opcode(ohdr);
  82         return hdr_len_by_opcode[opcode] == 0 ?
  83                0 : hdr_len_by_opcode[opcode] - (12 + 8 + 8);
  84 }
  85
  86 u8 hfi1_trace_packet_hdr_len(struct hfi1_packet *packet)
  87 {
  88         if (packet->etype != RHF_RCV_TYPE_BYPASS)
  89                 return __get_ib_hdr_len(packet->hdr);
  90         else
  91                 return __get_16b_hdr_len(packet->hdr);
  92 }
  93
  94 u8 hfi1_trace_opa_hdr_len(struct hfi1_opa_header *opa_hdr)
  95 {
  96         if (!opa_hdr->hdr_type)
  97                 return __get_ib_hdr_len(&opa_hdr->ibh);
  98         else
  99                 return __get_16b_hdr_len(&opa_hdr->opah);
 100 }
 101
 102 const char *hfi1_trace_get_packet_l4_str(u8 l4)
 103 {
 104         if (l4)
 105                 return "16B";
 106         else
 107                 return "9B";
 108 }
 109
 110 const char *hfi1_trace_get_packet_l2_str(u8 l2)
 111 {
 112         switch (l2) {
 113         case 0:
 114                 return "0";
 115         case 1:
 116                 return "1";
 117         case 2:
 118                 return "16B";
 119         case 3:
 120                 return "9B";
 121         }
 122         return "";
 123 }
 124
 125 #define IMM_PRN  "imm:%d"
 126 #define RETH_PRN "reth vaddr:0x%.16llx rkey:0x%.8x dlen:0x%.8x"
 127 #define AETH_PRN "aeth syn:0x%.2x %s msn:0x%.8x"
 128 #define DETH_PRN "deth qkey:0x%.8x sqpn:0x%.6x"
 129 #define IETH_PRN "ieth rkey:0x%.8x"
 130 #define ATOMICACKETH_PRN "origdata:%llx"
 131 #define ATOMICETH_PRN "vaddr:0x%llx rkey:0x%.8x sdata:%llx cdata:%llx"
 132 #define TID_RDMA_KDETH "kdeth0 0x%x kdeth1 0x%x"
 133 #define TID_RDMA_KDETH_DATA "kdeth0 0x%x: kver %u sh %u intr %u tidctrl %u tid %x offset %x kdeth1 0x%x: jkey %x"
 134 #define TID_READ_REQ_PRN "tid_flow_psn 0x%x tid_flow_qp 0x%x verbs_qp 0x%x"
 135 #define TID_READ_RSP_PRN "verbs_qp 0x%x"
 136 #define TID_WRITE_REQ_PRN "original_qp 0x%x"
 137 #define TID_WRITE_RSP_PRN "tid_flow_psn 0x%x tid_flow_qp 0x%x verbs_qp 0x%x"
 138 #define TID_WRITE_DATA_PRN "verbs_qp 0x%x"
 139 #define TID_ACK_PRN "tid_flow_psn 0x%x verbs_psn 0x%x tid_flow_qp 0x%x verbs_qp 0x%x"
 140 #define TID_RESYNC_PRN "verbs_qp 0x%x"
 141
 142 #define OP(transport, op) IB_OPCODE_## transport ## _ ## op
 143
 144 static const char *parse_syndrome(u8 syndrome)
 145 {
 146         switch (syndrome >> 5) {
 147         case 0:
 148                 return "ACK";
 149         case 1:
 150                 return "RNRNAK";
 151         case 3:
 152                 return "NAK";
 153         }
 154         return "";
 155 }
 156
 157 void hfi1_trace_parse_9b_bth(struct ib_other_headers *ohdr,
 158                              u8 *ack, bool *becn, bool *fecn, u8 *mig,
 159                              u8 *se, u8 *pad, u8 *opcode, u8 *tver,
 160                              u16 *pkey, u32 *psn, u32 *qpn)
 161 {
 162         *ack = ib_bth_get_ackreq(ohdr);
 163         *becn = ib_bth_get_becn(ohdr);
 164         *fecn = ib_bth_get_fecn(ohdr);
 165         *mig = ib_bth_get_migreq(ohdr);
 166         *se = ib_bth_get_se(ohdr);
 167         *pad = ib_bth_get_pad(ohdr);
 168         *opcode = ib_bth_get_opcode(ohdr);
 169         *tver = ib_bth_get_tver(ohdr);
 170         *pkey = ib_bth_get_pkey(ohdr);
 171         *psn = mask_psn(ib_bth_get_psn(ohdr));
 172         *qpn = ib_bth_get_qpn(ohdr);
 173 }
 174
 175 void hfi1_trace_parse_16b_bth(struct ib_other_headers *ohdr,
 176                               u8 *ack, u8 *mig, u8 *opcode,
 177                               u8 *pad, u8 *se, u8 *tver,
 178                               u32 *psn, u32 *qpn)
 179 {
 180         *ack = ib_bth_get_ackreq(ohdr);
 181         *mig = ib_bth_get_migreq(ohdr);
 182         *opcode = ib_bth_get_opcode(ohdr);
 183         *pad = ib_bth_get_pad(ohdr);
 184         *se = ib_bth_get_se(ohdr);
 185         *tver = ib_bth_get_tver(ohdr);
 186         *psn = mask_psn(ib_bth_get_psn(ohdr));
 187         *qpn = ib_bth_get_qpn(ohdr);
 188 }
 189
 190 void hfi1_trace_parse_9b_hdr(struct ib_header *hdr, bool sc5,
 191                              u8 *lnh, u8 *lver, u8 *sl, u8 *sc,
 192                              u16 *len, u32 *dlid, u32 *slid)
 193 {
 194         *lnh = ib_get_lnh(hdr);
 195         *lver = ib_get_lver(hdr);
 196         *sl = ib_get_sl(hdr);
 197         *sc = ib_get_sc(hdr) | (sc5 << 4);
 198         *len = ib_get_len(hdr);
 199         *dlid = ib_get_dlid(hdr);
 200         *slid = ib_get_slid(hdr);
 201 }
 202
 203 void hfi1_trace_parse_16b_hdr(struct hfi1_16b_header *hdr,
 204                               u8 *age, bool *becn, bool *fecn,
 205                               u8 *l4, u8 *rc, u8 *sc,
 206                               u16 *entropy, u16 *len, u16 *pkey,
 207                               u32 *dlid, u32 *slid)
 208 {
 209         *age = hfi1_16B_get_age(hdr);
 210         *becn = hfi1_16B_get_becn(hdr);
 211         *fecn = hfi1_16B_get_fecn(hdr);
 212         *l4 = hfi1_16B_get_l4(hdr);
 213         *rc = hfi1_16B_get_rc(hdr);
 214         *sc = hfi1_16B_get_sc(hdr);
 215         *entropy = hfi1_16B_get_entropy(hdr);
 216         *len = hfi1_16B_get_len(hdr);
 217         *pkey = hfi1_16B_get_pkey(hdr);
 218         *dlid = hfi1_16B_get_dlid(hdr);
 219         *slid = hfi1_16B_get_slid(hdr);
 220 }
 221
 222 #define LRH_PRN "len:%d sc:%d dlid:0x%.4x slid:0x%.4x "
 223 #define LRH_9B_PRN "lnh:%d,%s lver:%d sl:%d"
 224 #define LRH_16B_PRN "age:%d becn:%d fecn:%d l4:%d " \
 225                     "rc:%d sc:%d pkey:0x%.4x entropy:0x%.4x"
 226 const char *hfi1_trace_fmt_lrh(struct trace_seq *p, bool bypass,
 227                                u8 age, bool becn, bool fecn, u8 l4,
 228                                u8 lnh, const char *lnh_name, u8 lver,
 229                                u8 rc, u8 sc, u8 sl, u16 entropy,
 230                                u16 len, u16 pkey, u32 dlid, u32 slid)
 231 {
 232         const char *ret = trace_seq_buffer_ptr(p);
 233
 234         trace_seq_printf(p, LRH_PRN, len, sc, dlid, slid);
 235
 236         if (bypass)
 237                 trace_seq_printf(p, LRH_16B_PRN,
 238                                  age, becn, fecn, l4, rc, sc, pkey, entropy);
 239
 240         else
 241                 trace_seq_printf(p, LRH_9B_PRN,
 242                                  lnh, lnh_name, lver, sl);
 243         trace_seq_putc(p, 0);
 244
 245         return ret;
 246 }
 247
 248 #define BTH_9B_PRN \
 249         "op:0x%.2x,%s se:%d m:%d pad:%d tver:%d pkey:0x%.4x " \
 250         "f:%d b:%d qpn:0x%.6x a:%d psn:0x%.8x"
 251 #define BTH_16B_PRN \
 252         "op:0x%.2x,%s se:%d m:%d pad:%d tver:%d " \
 253         "qpn:0x%.6x a:%d psn:0x%.8x"
 254 #define L4_FM_16B_PRN \
 255         "op:0x%.2x,%s dest_qpn:0x%.6x src_qpn:0x%.6x"
 256 const char *hfi1_trace_fmt_rest(struct trace_seq *p, bool bypass, u8 l4,
 257                                 u8 ack, bool becn, bool fecn, u8 mig,
 258                                 u8 se, u8 pad, u8 opcode, const char *opname,
 259                                 u8 tver, u16 pkey, u32 psn, u32 qpn,
 260                                 u32 dest_qpn, u32 src_qpn)
 261 {
 262         const char *ret = trace_seq_buffer_ptr(p);
 263
 264         if (bypass)
 265                 if (l4 == OPA_16B_L4_FM)
 266                         trace_seq_printf(p, L4_FM_16B_PRN,
 267                                          opcode, opname, dest_qpn, src_qpn);
 268                 else
 269                         trace_seq_printf(p, BTH_16B_PRN,
 270                                          opcode, opname,
 271                                          se, mig, pad, tver, qpn, ack, psn);
 272
 273         else
 274                 trace_seq_printf(p, BTH_9B_PRN,
 275                                  opcode, opname,
 276                                  se, mig, pad, tver, pkey, fecn, becn,
 277                                  qpn, ack, psn);
 278         trace_seq_putc(p, 0);
 279
 280         return ret;
 281 }
 282
 283 const char *parse_everbs_hdrs(
 284         struct trace_seq *p,
 285         u8 opcode, u8 l4, u32 dest_qpn, u32 src_qpn,
 286         void *ehdrs)
 287 {
 288         union ib_ehdrs *eh = ehdrs;
 289         const char *ret = trace_seq_buffer_ptr(p);
 290
 291         if (l4 == OPA_16B_L4_FM) {
 292                 trace_seq_printf(p, "mgmt pkt");
 293                 goto out;
 294         }
 295
 296         switch (opcode) {
 297         /* imm */
 298         case OP(RC, SEND_LAST_WITH_IMMEDIATE):
 299         case OP(UC, SEND_LAST_WITH_IMMEDIATE):
 300         case OP(RC, SEND_ONLY_WITH_IMMEDIATE):
 301         case OP(UC, SEND_ONLY_WITH_IMMEDIATE):
 302         case OP(RC, RDMA_WRITE_LAST_WITH_IMMEDIATE):
 303         case OP(UC, RDMA_WRITE_LAST_WITH_IMMEDIATE):
 304                 trace_seq_printf(p, IMM_PRN,
 305                                  be32_to_cpu(eh->imm_data));
 306                 break;
 307         /* reth + imm */
 308         case OP(RC, RDMA_WRITE_ONLY_WITH_IMMEDIATE):
 309         case OP(UC, RDMA_WRITE_ONLY_WITH_IMMEDIATE):
 310                 trace_seq_printf(p, RETH_PRN " " IMM_PRN,
 311                                  get_ib_reth_vaddr(&eh->rc.reth),
 312                                  be32_to_cpu(eh->rc.reth.rkey),
 313                                  be32_to_cpu(eh->rc.reth.length),
 314                                  be32_to_cpu(eh->rc.imm_data));
 315                 break;
 316         /* reth */
 317         case OP(RC, RDMA_READ_REQUEST):
 318         case OP(RC, RDMA_WRITE_FIRST):
 319         case OP(UC, RDMA_WRITE_FIRST):
 320         case OP(RC, RDMA_WRITE_ONLY):
 321         case OP(UC, RDMA_WRITE_ONLY):
 322                 trace_seq_printf(p, RETH_PRN,
 323                                  get_ib_reth_vaddr(&eh->rc.reth),
 324                                  be32_to_cpu(eh->rc.reth.rkey),
 325                                  be32_to_cpu(eh->rc.reth.length));
 326                 break;
 327         case OP(RC, RDMA_READ_RESPONSE_FIRST):
 328         case OP(RC, RDMA_READ_RESPONSE_LAST):
 329         case OP(RC, RDMA_READ_RESPONSE_ONLY):
 330         case OP(RC, ACKNOWLEDGE):
 331                 trace_seq_printf(p, AETH_PRN, be32_to_cpu(eh->aeth) >> 24,
 332                                  parse_syndrome(be32_to_cpu(eh->aeth) >> 24),
 333                                  be32_to_cpu(eh->aeth) & IB_MSN_MASK);
 334                 break;
 335         case OP(TID_RDMA, WRITE_REQ):
 336                 trace_seq_printf(p, TID_RDMA_KDETH " " RETH_PRN " "
 337                                  TID_WRITE_REQ_PRN,
 338                                  le32_to_cpu(eh->tid_rdma.w_req.kdeth0),
 339                                  le32_to_cpu(eh->tid_rdma.w_req.kdeth1),
 340                                  ib_u64_get(&eh->tid_rdma.w_req.reth.vaddr),
 341                                  be32_to_cpu(eh->tid_rdma.w_req.reth.rkey),
 342                                  be32_to_cpu(eh->tid_rdma.w_req.reth.length),
 343                                  be32_to_cpu(eh->tid_rdma.w_req.verbs_qp));
 344                 break;
 345         case OP(TID_RDMA, WRITE_RESP):
 346                 trace_seq_printf(p, TID_RDMA_KDETH " " AETH_PRN " "
 347                                  TID_WRITE_RSP_PRN,
 348                                  le32_to_cpu(eh->tid_rdma.w_rsp.kdeth0),
 349                                  le32_to_cpu(eh->tid_rdma.w_rsp.kdeth1),
 350                                  be32_to_cpu(eh->tid_rdma.w_rsp.aeth) >> 24,
 351                                  parse_syndrome(/* aeth */
 352                                          be32_to_cpu(eh->tid_rdma.w_rsp.aeth)
 353                                          >> 24),
 354                                  (be32_to_cpu(eh->tid_rdma.w_rsp.aeth) &
 355                                   IB_MSN_MASK),
 356                                  be32_to_cpu(eh->tid_rdma.w_rsp.tid_flow_psn),
 357                                  be32_to_cpu(eh->tid_rdma.w_rsp.tid_flow_qp),
 358                                  be32_to_cpu(eh->tid_rdma.w_rsp.verbs_qp));
 359                 break;
 360         case OP(TID_RDMA, WRITE_DATA_LAST):
 361         case OP(TID_RDMA, WRITE_DATA):
 362                 trace_seq_printf(p, TID_RDMA_KDETH_DATA " " TID_WRITE_DATA_PRN,
 363                                  le32_to_cpu(eh->tid_rdma.w_data.kdeth0),
 364                                  KDETH_GET(eh->tid_rdma.w_data.kdeth0, KVER),
 365                                  KDETH_GET(eh->tid_rdma.w_data.kdeth0, SH),
 366                                  KDETH_GET(eh->tid_rdma.w_data.kdeth0, INTR),
 367                                  KDETH_GET(eh->tid_rdma.w_data.kdeth0, TIDCTRL),
 368                                  KDETH_GET(eh->tid_rdma.w_data.kdeth0, TID),
 369                                  KDETH_GET(eh->tid_rdma.w_data.kdeth0, OFFSET),
 370                                  le32_to_cpu(eh->tid_rdma.w_data.kdeth1),
 371                                  KDETH_GET(eh->tid_rdma.w_data.kdeth1, JKEY),
 372                                  be32_to_cpu(eh->tid_rdma.w_data.verbs_qp));
 373                 break;
 374         case OP(TID_RDMA, READ_REQ):
 375                 trace_seq_printf(p, TID_RDMA_KDETH " " RETH_PRN " "
 376                                  TID_READ_REQ_PRN,
 377                                  le32_to_cpu(eh->tid_rdma.r_req.kdeth0),
 378                                  le32_to_cpu(eh->tid_rdma.r_req.kdeth1),
 379                                  ib_u64_get(&eh->tid_rdma.r_req.reth.vaddr),
 380                                  be32_to_cpu(eh->tid_rdma.r_req.reth.rkey),
 381                                  be32_to_cpu(eh->tid_rdma.r_req.reth.length),
 382                                  be32_to_cpu(eh->tid_rdma.r_req.tid_flow_psn),
 383                                  be32_to_cpu(eh->tid_rdma.r_req.tid_flow_qp),
 384                                  be32_to_cpu(eh->tid_rdma.r_req.verbs_qp));
 385                 break;
 386         case OP(TID_RDMA, READ_RESP):
 387                 trace_seq_printf(p, TID_RDMA_KDETH_DATA " " AETH_PRN " "
 388                                  TID_READ_RSP_PRN,
 389                                  le32_to_cpu(eh->tid_rdma.r_rsp.kdeth0),
 390                                  KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, KVER),
 391                                  KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, SH),
 392                                  KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, INTR),
 393                                  KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, TIDCTRL),
 394                                  KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, TID),
 395                                  KDETH_GET(eh->tid_rdma.r_rsp.kdeth0, OFFSET),
 396                                  le32_to_cpu(eh->tid_rdma.r_rsp.kdeth1),
 397                                  KDETH_GET(eh->tid_rdma.r_rsp.kdeth1, JKEY),
 398                                  be32_to_cpu(eh->tid_rdma.r_rsp.aeth) >> 24,
 399                                  parse_syndrome(/* aeth */
 400                                          be32_to_cpu(eh->tid_rdma.r_rsp.aeth)
 401                                          >> 24),
 402                                  (be32_to_cpu(eh->tid_rdma.r_rsp.aeth) &
 403                                   IB_MSN_MASK),
 404                                  be32_to_cpu(eh->tid_rdma.r_rsp.verbs_qp));
 405                 break;
 406         case OP(TID_RDMA, ACK):
 407                 trace_seq_printf(p, TID_RDMA_KDETH " " AETH_PRN " "
 408                                  TID_ACK_PRN,
 409                                  le32_to_cpu(eh->tid_rdma.ack.kdeth0),
 410                                  le32_to_cpu(eh->tid_rdma.ack.kdeth1),
 411                                  be32_to_cpu(eh->tid_rdma.ack.aeth) >> 24,
 412                                  parse_syndrome(/* aeth */
 413                                          be32_to_cpu(eh->tid_rdma.ack.aeth)
 414                                          >> 24),
 415                                  (be32_to_cpu(eh->tid_rdma.ack.aeth) &
 416                                   IB_MSN_MASK),
 417                                  be32_to_cpu(eh->tid_rdma.ack.tid_flow_psn),
 418                                  be32_to_cpu(eh->tid_rdma.ack.verbs_psn),
 419                                  be32_to_cpu(eh->tid_rdma.ack.tid_flow_qp),
 420                                  be32_to_cpu(eh->tid_rdma.ack.verbs_qp));
 421                 break;
 422         case OP(TID_RDMA, RESYNC):
 423                 trace_seq_printf(p, TID_RDMA_KDETH " " TID_RESYNC_PRN,
 424                                  le32_to_cpu(eh->tid_rdma.resync.kdeth0),
 425                                  le32_to_cpu(eh->tid_rdma.resync.kdeth1),
 426                                  be32_to_cpu(eh->tid_rdma.resync.verbs_qp));
 427                 break;
 428         /* aeth + atomicacketh */
 429         case OP(RC, ATOMIC_ACKNOWLEDGE):
 430                 trace_seq_printf(p, AETH_PRN " " ATOMICACKETH_PRN,
 431                                  be32_to_cpu(eh->at.aeth) >> 24,
 432                                  parse_syndrome(be32_to_cpu(eh->at.aeth) >> 24),
 433                                  be32_to_cpu(eh->at.aeth) & IB_MSN_MASK,
 434                                  ib_u64_get(&eh->at.atomic_ack_eth));
 435                 break;
 436         /* atomiceth */
 437         case OP(RC, COMPARE_SWAP):
 438         case OP(RC, FETCH_ADD):
 439                 trace_seq_printf(p, ATOMICETH_PRN,
 440                                  get_ib_ateth_vaddr(&eh->atomic_eth),
 441                                  eh->atomic_eth.rkey,
 442                                  get_ib_ateth_swap(&eh->atomic_eth),
 443                                  get_ib_ateth_compare(&eh->atomic_eth));
 444                 break;
 445         /* deth */
 446         case OP(UD, SEND_ONLY):
 447         case OP(UD, SEND_ONLY_WITH_IMMEDIATE):
 448                 trace_seq_printf(p, DETH_PRN,
 449                                  be32_to_cpu(eh->ud.deth[0]),
 450                                  be32_to_cpu(eh->ud.deth[1]) & RVT_QPN_MASK);
 451                 break;
 452         /* ieth */
 453         case OP(RC, SEND_LAST_WITH_INVALIDATE):
 454         case OP(RC, SEND_ONLY_WITH_INVALIDATE):
 455                 trace_seq_printf(p, IETH_PRN,
 456                                  be32_to_cpu(eh->ieth));
 457                 break;
 458         }
 459 out:
 460         trace_seq_putc(p, 0);
 461         return ret;
 462 }
 463
 464 const char *parse_sdma_flags(
 465         struct trace_seq *p,
 466         u64 desc0, u64 desc1)
 467 {
 468         const char *ret = trace_seq_buffer_ptr(p);
 469         char flags[5] = { 'x', 'x', 'x', 'x', 0 };
 470
 471         flags[0] = (desc1 & SDMA_DESC1_INT_REQ_FLAG) ? 'I' : '-';
 472         flags[1] = (desc1 & SDMA_DESC1_HEAD_TO_HOST_FLAG) ?  'H' : '-';
 473         flags[2] = (desc0 & SDMA_DESC0_FIRST_DESC_FLAG) ? 'F' : '-';
 474         flags[3] = (desc0 & SDMA_DESC0_LAST_DESC_FLAG) ? 'L' : '-';
 475         trace_seq_printf(p, "%s", flags);
 476         if (desc0 & SDMA_DESC0_FIRST_DESC_FLAG)
 477                 trace_seq_printf(p, " amode:%u aidx:%u alen:%u",
 478                                  (u8)((desc1 >> SDMA_DESC1_HEADER_MODE_SHIFT) &
 479                                       SDMA_DESC1_HEADER_MODE_MASK),
 480                                  (u8)((desc1 >> SDMA_DESC1_HEADER_INDEX_SHIFT) &
 481                                       SDMA_DESC1_HEADER_INDEX_MASK),
 482                                  (u8)((desc1 >> SDMA_DESC1_HEADER_DWS_SHIFT) &
 483                                       SDMA_DESC1_HEADER_DWS_MASK));
 484         return ret;
 485 }
 486
 487 const char *print_u32_array(
 488         struct trace_seq *p,
 489         u32 *arr, int len)
 490 {
 491         int i;
 492         const char *ret = trace_seq_buffer_ptr(p);
 493
 494         for (i = 0; i < len ; i++)
 495                 trace_seq_printf(p, "%s%#x", i == 0 ? "" : " ", arr[i]);
 496         trace_seq_putc(p, 0);
 497         return ret;
 498 }
 499
 500 u8 hfi1_trace_get_tid_ctrl(u32 ent)
 501 {
 502         return EXP_TID_GET(ent, CTRL);
 503 }
 504
 505 u16 hfi1_trace_get_tid_len(u32 ent)
 506 {
 507         return EXP_TID_GET(ent, LEN);
 508 }
 509
 510 u16 hfi1_trace_get_tid_idx(u32 ent)
 511 {
 512         return EXP_TID_GET(ent, IDX);
 513 }
 514
 515 __hfi1_trace_fn(AFFINITY);
 516 __hfi1_trace_fn(PKT);
 517 __hfi1_trace_fn(PROC);
 518 __hfi1_trace_fn(SDMA);
 519 __hfi1_trace_fn(LINKVERB);
 520 __hfi1_trace_fn(DEBUG);
 521 __hfi1_trace_fn(SNOOP);
 522 __hfi1_trace_fn(CNTR);
 523 __hfi1_trace_fn(PIO);
 524 __hfi1_trace_fn(DC8051);
 525 __hfi1_trace_fn(FIRMWARE);
 526 __hfi1_trace_fn(RCVCTRL);
 527 __hfi1_trace_fn(TID);
 528 __hfi1_trace_fn(MMU);
 529 __hfi1_trace_fn(IOCTL);