tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
4 */
5#undef TRACE_SYSTEM
6#define TRACE_SYSTEM rwmmio
7
8#if !defined(_TRACE_RWMMIO_H) || defined(TRACE_HEADER_MULTI_READ)
9#define _TRACE_RWMMIO_H
10
11#include <linux/tracepoint.h>
12
13DECLARE_EVENT_CLASS(rwmmio_rw_template,
14
15 TP_PROTO(unsigned long caller, u64 val, u8 width, volatile void __iomem *addr),
16
17 TP_ARGS(caller, val, width, addr),
18
19 TP_STRUCT__entry(
20 __field(unsigned long, caller)
21 __field(unsigned long, addr)
22 __field(u64, val)
23 __field(u8, width)
24 ),
25
26 TP_fast_assign(
27 __entry->caller = caller;
28 __entry->val = val;
29 __entry->addr = (unsigned long)addr;
30 __entry->width = width;
31 ),
32
33 TP_printk("%pS width=%d val=%#llx addr=%#lx",
34 (void *)__entry->caller, __entry->width,
35 __entry->val, __entry->addr)
36);
37
38DEFINE_EVENT(rwmmio_rw_template, rwmmio_write,
39 TP_PROTO(unsigned long caller, u64 val, u8 width, volatile void __iomem *addr),
40 TP_ARGS(caller, val, width, addr)
41);
42
43DEFINE_EVENT(rwmmio_rw_template, rwmmio_post_write,
44 TP_PROTO(unsigned long caller, u64 val, u8 width, volatile void __iomem *addr),
45 TP_ARGS(caller, val, width, addr)
46);
47
48TRACE_EVENT(rwmmio_read,
49
50 TP_PROTO(unsigned long caller, u8 width, const volatile void __iomem *addr),
51
52 TP_ARGS(caller, width, addr),
53
54 TP_STRUCT__entry(
55 __field(unsigned long, caller)
56 __field(unsigned long, addr)
57 __field(u8, width)
58 ),
59
60 TP_fast_assign(
61 __entry->caller = caller;
62 __entry->addr = (unsigned long)addr;
63 __entry->width = width;
64 ),
65
66 TP_printk("%pS width=%d addr=%#lx",
67 (void *)__entry->caller, __entry->width, __entry->addr)
68);
69
70TRACE_EVENT(rwmmio_post_read,
71
72 TP_PROTO(unsigned long caller, u64 val, u8 width, const volatile void __iomem *addr),
73
74 TP_ARGS(caller, val, width, addr),
75
76 TP_STRUCT__entry(
77 __field(unsigned long, caller)
78 __field(unsigned long, addr)
79 __field(u64, val)
80 __field(u8, width)
81 ),
82
83 TP_fast_assign(
84 __entry->caller = caller;
85 __entry->val = val;
86 __entry->addr = (unsigned long)addr;
87 __entry->width = width;
88 ),
89
90 TP_printk("%pS width=%d val=%#llx addr=%#lx",
91 (void *)__entry->caller, __entry->width,
92 __entry->val, __entry->addr)
93);
94
95#endif /* _TRACE_RWMMIO_H */
96
97#include <trace/define_trace.h>