drivers/infiniband/sw/rdmavt/trace.h

   1 /*
   2  * Copyright(c) 2016 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
  48 #undef TRACE_SYSTEM_VAR
  49 #define TRACE_SYSTEM_VAR rdmavt
  50
  51 #if !defined(__RDMAVT_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  52 #define __RDMAVT_TRACE_H
  53
  54 #include <linux/tracepoint.h>
  55 #include <linux/trace_seq.h>
  56
  57 #include <rdma/ib_verbs.h>
  58 #include <rdma/rdma_vt.h>
  59
  60 #define RDI_DEV_ENTRY(rdi)   __string(dev, rdi->driver_f.get_card_name(rdi))
  61 #define RDI_DEV_ASSIGN(rdi)  __assign_str(dev, rdi->driver_f.get_card_name(rdi))
  62
  63 #undef TRACE_SYSTEM
  64 #define TRACE_SYSTEM rdmavt
  65
  66 TRACE_EVENT(rvt_dbg,
  67         TP_PROTO(struct rvt_dev_info *rdi,
  68                  const char *msg),
  69         TP_ARGS(rdi, msg),
  70         TP_STRUCT__entry(
  71                 RDI_DEV_ENTRY(rdi)
  72                 __string(msg, msg)
  73         ),
  74         TP_fast_assign(
  75                 RDI_DEV_ASSIGN(rdi);
  76                 __assign_str(msg, msg);
  77         ),
  78         TP_printk("[%s]: %s", __get_str(dev), __get_str(msg))
  79 );
  80
  81 #undef TRACE_SYSTEM
  82 #define TRACE_SYSTEM rvt_qphash
  83 DECLARE_EVENT_CLASS(rvt_qphash_template,
  84         TP_PROTO(struct rvt_qp *qp, u32 bucket),
  85         TP_ARGS(qp, bucket),
  86         TP_STRUCT__entry(
  87                 RDI_DEV_ENTRY(ib_to_rvt(qp->ibqp.device))
  88                 __field(u32, qpn)
  89                 __field(u32, bucket)
  90         ),
  91         TP_fast_assign(
  92                 RDI_DEV_ASSIGN(ib_to_rvt(qp->ibqp.device))
  93                 __entry->qpn = qp->ibqp.qp_num;
  94                 __entry->bucket = bucket;
  95         ),
  96         TP_printk(
  97                 "[%s] qpn 0x%x bucket %u",
  98                 __get_str(dev),
  99                 __entry->qpn,
 100                 __entry->bucket
 101         )
 102 );
 103
 104 DEFINE_EVENT(rvt_qphash_template, rvt_qpinsert,
 105         TP_PROTO(struct rvt_qp *qp, u32 bucket),
 106         TP_ARGS(qp, bucket));
 107
 108 DEFINE_EVENT(rvt_qphash_template, rvt_qpremove,
 109         TP_PROTO(struct rvt_qp *qp, u32 bucket),
 110         TP_ARGS(qp, bucket));
 111
 112 #undef TRACE_SYSTEM
 113 #define TRACE_SYSTEM rvt_tx
 114
 115 #define wr_opcode_name(opcode) { IB_WR_##opcode, #opcode  }
 116 #define show_wr_opcode(opcode)                             \
 117 __print_symbolic(opcode,                                   \
 118         wr_opcode_name(RDMA_WRITE),                        \
 119         wr_opcode_name(RDMA_WRITE_WITH_IMM),               \
 120         wr_opcode_name(SEND),                              \
 121         wr_opcode_name(SEND_WITH_IMM),                     \
 122         wr_opcode_name(RDMA_READ),                         \
 123         wr_opcode_name(ATOMIC_CMP_AND_SWP),                \
 124         wr_opcode_name(ATOMIC_FETCH_AND_ADD),              \
 125         wr_opcode_name(LSO),                               \
 126         wr_opcode_name(SEND_WITH_INV),                     \
 127         wr_opcode_name(RDMA_READ_WITH_INV),                \
 128         wr_opcode_name(LOCAL_INV),                         \
 129         wr_opcode_name(MASKED_ATOMIC_CMP_AND_SWP),         \
 130         wr_opcode_name(MASKED_ATOMIC_FETCH_AND_ADD))
 131
 132 #define POS_PRN \
 133 "[%s] wr_id %llx qpn %x psn 0x%x lpsn 0x%x length %u opcode 0x%.2x,%s size %u avail %u head %u last %u"
 134
 135 TRACE_EVENT(
 136         rvt_post_one_wr,
 137         TP_PROTO(struct rvt_qp *qp, struct rvt_swqe *wqe),
 138         TP_ARGS(qp, wqe),
 139         TP_STRUCT__entry(
 140                 RDI_DEV_ENTRY(ib_to_rvt(qp->ibqp.device))
 141                 __field(u64, wr_id)
 142                 __field(u32, qpn)
 143                 __field(u32, psn)
 144                 __field(u32, lpsn)
 145                 __field(u32, length)
 146                 __field(u32, opcode)
 147                 __field(u32, size)
 148                 __field(u32, avail)
 149                 __field(u32, head)
 150                 __field(u32, last)
 151         ),
 152         TP_fast_assign(
 153                 RDI_DEV_ASSIGN(ib_to_rvt(qp->ibqp.device))
 154                 __entry->wr_id = wqe->wr.wr_id;
 155                 __entry->qpn = qp->ibqp.qp_num;
 156                 __entry->psn = wqe->psn;
 157                 __entry->lpsn = wqe->lpsn;
 158                 __entry->length = wqe->length;
 159                 __entry->opcode = wqe->wr.opcode;
 160                 __entry->size = qp->s_size;
 161                 __entry->avail = qp->s_avail;
 162                 __entry->head = qp->s_head;
 163                 __entry->last = qp->s_last;
 164         ),
 165         TP_printk(
 166                 POS_PRN,
 167                 __get_str(dev),
 168                 __entry->wr_id,
 169                 __entry->qpn,
 170                 __entry->psn,
 171                 __entry->lpsn,
 172                 __entry->length,
 173                 __entry->opcode, show_wr_opcode(__entry->opcode),
 174                 __entry->size,
 175                 __entry->avail,
 176                 __entry->head,
 177                 __entry->last
 178         )
 179 );
 180
 181 #endif /* __RDMAVT_TRACE_H */
 182
 183 #undef TRACE_INCLUDE_PATH
 184 #undef TRACE_INCLUDE_FILE
 185 #define TRACE_INCLUDE_PATH .
 186 #define TRACE_INCLUDE_FILE trace
 187 #include <trace/define_trace.h>