1 /*
2  * Copyright(c) 2016 - 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 #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_ATTR_PRINT \
75 "[%s] user cq %s cqe %u comp_vector %d comp_vector_cpu %d flags %x"
76 
77 DECLARE_EVENT_CLASS(rvt_cq_template,
78 		    TP_PROTO(struct rvt_cq *cq,
79 			     const struct ib_cq_init_attr *attr),
80 		    TP_ARGS(cq, attr),
81 		    TP_STRUCT__entry(RDI_DEV_ENTRY(cq->rdi)
82 				     __field(struct rvt_mmap_info *, ip)
83 				     __field(unsigned int, cqe)
84 				     __field(int, comp_vector)
85 				     __field(int, comp_vector_cpu)
86 				     __field(u32, flags)
87 				     ),
88 		    TP_fast_assign(RDI_DEV_ASSIGN(cq->rdi)
89 				   __entry->ip = cq->ip;
90 				   __entry->cqe = attr->cqe;
91 				   __entry->comp_vector = attr->comp_vector;
92 				   __entry->comp_vector_cpu =
93 							cq->comp_vector_cpu;
94 				   __entry->flags = attr->flags;
95 				   ),
96 		    TP_printk(CQ_ATTR_PRINT, __get_str(dev),
97 			      __entry->ip ? "true" : "false", __entry->cqe,
98 			      __entry->comp_vector, __entry->comp_vector_cpu,
99 			      __entry->flags
100 			      )
101 );
102 
103 DEFINE_EVENT(rvt_cq_template, rvt_create_cq,
104 	     TP_PROTO(struct rvt_cq *cq, const struct ib_cq_init_attr *attr),
105 	     TP_ARGS(cq, attr));
106 
107 #define CQ_PRN \
108 "[%s] idx %u wr_id %llx status %u opcode %u,%s length %u qpn %x flags %x imm %x"
109 
110 DECLARE_EVENT_CLASS(
111 	rvt_cq_entry_template,
112 	TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
113 	TP_ARGS(cq, wc, idx),
114 	TP_STRUCT__entry(
115 		RDI_DEV_ENTRY(cq->rdi)
116 		__field(u64, wr_id)
117 		__field(u32, status)
118 		__field(u32, opcode)
119 		__field(u32, qpn)
120 		__field(u32, length)
121 		__field(u32, idx)
122 		__field(u32, flags)
123 		__field(u32, imm)
124 	),
125 	TP_fast_assign(
126 		RDI_DEV_ASSIGN(cq->rdi)
127 		__entry->wr_id = wc->wr_id;
128 		__entry->status = wc->status;
129 		__entry->opcode = wc->opcode;
130 		__entry->length = wc->byte_len;
131 		__entry->qpn = wc->qp->qp_num;
132 		__entry->idx = idx;
133 		__entry->flags = wc->wc_flags;
134 		__entry->imm = be32_to_cpu(wc->ex.imm_data);
135 	),
136 	TP_printk(
137 		CQ_PRN,
138 		__get_str(dev),
139 		__entry->idx,
140 		__entry->wr_id,
141 		__entry->status,
142 		__entry->opcode, show_wc_opcode(__entry->opcode),
143 		__entry->length,
144 		__entry->qpn,
145 		__entry->flags,
146 		__entry->imm
147 	)
148 );
149 
150 DEFINE_EVENT(
151 	rvt_cq_entry_template, rvt_cq_enter,
152 	TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
153 	TP_ARGS(cq, wc, idx));
154 
155 DEFINE_EVENT(
156 	rvt_cq_entry_template, rvt_cq_poll,
157 	TP_PROTO(struct rvt_cq *cq, struct ib_wc *wc, u32 idx),
158 	TP_ARGS(cq, wc, idx));
159 
160 #endif /* __RVT_TRACE_CQ_H */
161 
162 #undef TRACE_INCLUDE_PATH
163 #undef TRACE_INCLUDE_FILE
164 #define TRACE_INCLUDE_PATH .
165 #define TRACE_INCLUDE_FILE trace_cq
166 #include <trace/define_trace.h>
167