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_TX_H) || defined(TRACE_HEADER_MULTI_READ)
48 #define __RVT_TRACE_TX_H
49 
50 #include <linux/tracepoint.h>
51 #include <linux/trace_seq.h>
52 
53 #include <rdma/ib_verbs.h>
54 #include <rdma/rdma_vt.h>
55 
56 #undef TRACE_SYSTEM
57 #define TRACE_SYSTEM rvt_tx
58 
59 #define wr_opcode_name(opcode) { IB_WR_##opcode, #opcode  }
60 #define show_wr_opcode(opcode)                             \
61 __print_symbolic(opcode,                                   \
62 	wr_opcode_name(RDMA_WRITE),                        \
63 	wr_opcode_name(RDMA_WRITE_WITH_IMM),               \
64 	wr_opcode_name(SEND),                              \
65 	wr_opcode_name(SEND_WITH_IMM),                     \
66 	wr_opcode_name(RDMA_READ),                         \
67 	wr_opcode_name(ATOMIC_CMP_AND_SWP),                \
68 	wr_opcode_name(ATOMIC_FETCH_AND_ADD),              \
69 	wr_opcode_name(LSO),                               \
70 	wr_opcode_name(SEND_WITH_INV),                     \
71 	wr_opcode_name(RDMA_READ_WITH_INV),                \
72 	wr_opcode_name(LOCAL_INV),                         \
73 	wr_opcode_name(MASKED_ATOMIC_CMP_AND_SWP),         \
74 	wr_opcode_name(MASKED_ATOMIC_FETCH_AND_ADD),       \
75 	wr_opcode_name(RESERVED1),                         \
76 	wr_opcode_name(RESERVED2),                         \
77 	wr_opcode_name(RESERVED3),                         \
78 	wr_opcode_name(RESERVED4),                         \
79 	wr_opcode_name(RESERVED5),                         \
80 	wr_opcode_name(RESERVED6),                         \
81 	wr_opcode_name(RESERVED7),                         \
82 	wr_opcode_name(RESERVED8),                         \
83 	wr_opcode_name(RESERVED9),                         \
84 	wr_opcode_name(RESERVED10))
85 
86 #define POS_PRN \
87 "[%s] wqe %p wr_id %llx send_flags %x qpn %x qpt %u psn %x lpsn %x ssn %x length %u opcode 0x%.2x,%s size %u avail %u head %u last %u pid %u num_sge %u wr_num_sge %u"
88 
89 TRACE_EVENT(
90 	rvt_post_one_wr,
91 	TP_PROTO(struct rvt_qp *qp, struct rvt_swqe *wqe, int wr_num_sge),
92 	TP_ARGS(qp, wqe, wr_num_sge),
93 	TP_STRUCT__entry(
94 		RDI_DEV_ENTRY(ib_to_rvt(qp->ibqp.device))
95 		__field(u64, wr_id)
96 		__field(struct rvt_swqe *, wqe)
97 		__field(u32, qpn)
98 		__field(u32, qpt)
99 		__field(u32, psn)
100 		__field(u32, lpsn)
101 		__field(u32, length)
102 		__field(u32, opcode)
103 		__field(u32, size)
104 		__field(u32, avail)
105 		__field(u32, head)
106 		__field(u32, last)
107 		__field(u32, ssn)
108 		__field(int, send_flags)
109 		__field(pid_t, pid)
110 		__field(int, num_sge)
111 		__field(int, wr_num_sge)
112 	),
113 	TP_fast_assign(
114 		RDI_DEV_ASSIGN(ib_to_rvt(qp->ibqp.device))
115 		__entry->wqe = wqe;
116 		__entry->wr_id = wqe->wr.wr_id;
117 		__entry->qpn = qp->ibqp.qp_num;
118 		__entry->qpt = qp->ibqp.qp_type;
119 		__entry->psn = wqe->psn;
120 		__entry->lpsn = wqe->lpsn;
121 		__entry->length = wqe->length;
122 		__entry->opcode = wqe->wr.opcode;
123 		__entry->size = qp->s_size;
124 		__entry->avail = qp->s_avail;
125 		__entry->head = qp->s_head;
126 		__entry->last = qp->s_last;
127 		__entry->pid = qp->pid;
128 		__entry->ssn = wqe->ssn;
129 		__entry->send_flags = wqe->wr.send_flags;
130 		__entry->num_sge = wqe->wr.num_sge;
131 		__entry->wr_num_sge = wr_num_sge;
132 	),
133 	TP_printk(
134 		POS_PRN,
135 		__get_str(dev),
136 		__entry->wqe,
137 		__entry->wr_id,
138 		__entry->send_flags,
139 		__entry->qpn,
140 		__entry->qpt,
141 		__entry->psn,
142 		__entry->lpsn,
143 		__entry->ssn,
144 		__entry->length,
145 		__entry->opcode, show_wr_opcode(__entry->opcode),
146 		__entry->size,
147 		__entry->avail,
148 		__entry->head,
149 		__entry->last,
150 		__entry->pid,
151 		__entry->num_sge,
152 		__entry->wr_num_sge
153 	)
154 );
155 
156 #endif /* __RVT_TRACE_TX_H */
157 
158 #undef TRACE_INCLUDE_PATH
159 #undef TRACE_INCLUDE_FILE
160 #define TRACE_INCLUDE_PATH .
161 #define TRACE_INCLUDE_FILE trace_tx
162 #include <trace/define_trace.h>
163 
164