drivers/infiniband/sw/rdmavt/trace_cq.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 #if !defined(__RVT_TRACE_CQ_H) || defined(TRACE_HEADER_MULTI_READ)
  48 #define __RVT_TRACE_CQ_H
  49
  50 #include <linux/tracepoint.h>
  51 #include <linux/trace_seq.h>
  52
  53 #include <rdma/ib_verbs.h>
  54 #include <rdma/rdmavt_cq.h>
  55
  56 #undef TRACE_SYSTEM
  57 #define TRACE_SYSTEM rvt_cq
  58
  59 #define wc_opcode_name(opcode) { IB_WC_##opcode, #opcode  }
  60 #define show_wc_opcode(opcode)                                \
  61 __print_symbolic(opcode,                                      \
  62         wc_opcode_name(SEND),                                 \
  63         wc_opcode_name(RDMA_WRITE),                           \
  64         wc_opcode_name(RDMA_READ),                            \
  65         wc_opcode_name(COMP_SWAP),                            \
  66         wc_opcode_name(FETCH_ADD),                            \
  67         wc_opcode_name(LSO),                                  \
  68         wc_opcode_name(LOCAL_INV),                            \
  69         wc_opcode_name(REG_MR),                               \
  70         wc_opcode_name(MASKED_COMP_SWAP),                     \
  71         wc_opcode_name(RECV),                                 \
  72         wc_opcode_name(RECV_RDMA_WITH_IMM))
  73
  74 #define CQ_PRN \
  75 "[%s] idx %u wr_id %llx status %u opcode %u,%s length %u qpn %x"
  76
  77 DECLARE_EVENT_CLASS(
  78         rvt_cq_entry_template,
  79         TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
  80         TP_ARGS(cq, wc, idx),
  81         TP_STRUCT__entry(
  82                 RDI_DEV_ENTRY(cq->rdi)
  83                 __field(u64, wr_id)
  84                 __field(u32, status)
  85                 __field(u32, opcode)
  86                 __field(u32, qpn)
  87                 __field(u32, length)
  88                 __field(u32, idx)
  89         ),
  90         TP_fast_assign(
  91                 RDI_DEV_ASSIGN(cq->rdi)
  92                 __entry->wr_id = wc->wr_id;
  93                 __entry->status = wc->status;
  94                 __entry->opcode = wc->opcode;
  95                 __entry->length = wc->byte_len;
  96                 __entry->qpn = wc->qp->qp_num;
  97                 __entry->idx = idx;
  98         ),
  99         TP_printk(
 100                 CQ_PRN,
 101                 __get_str(dev),
 102                 __entry->idx,
 103                 __entry->wr_id,
 104                 __entry->status,
 105                 __entry->opcode, show_wc_opcode(__entry->opcode),
 106                 __entry->length,
 107                 __entry->qpn
 108         )
 109 );
 110
 111 DEFINE_EVENT(
 112         rvt_cq_entry_template, rvt_cq_enter,
 113         TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
 114         TP_ARGS(cq, wc, idx));
 115
 116 DEFINE_EVENT(
 117         rvt_cq_entry_template, rvt_cq_poll,
 118         TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
 119         TP_ARGS(cq, wc, idx));
 120
 121 #endif /* __RVT_TRACE_CQ_H */
 122
 123 #undef TRACE_INCLUDE_PATH
 124 #undef TRACE_INCLUDE_FILE
 125 #define TRACE_INCLUDE_PATH .
 126 #define TRACE_INCLUDE_FILE trace_cq
 127 #include <trace/define_trace.h>