1// SPDX-License-Identifier: ISC
2/*
3 * Copyright (c) 2013 Broadcom Corporation
4 */
5#if !defined(BRCMF_TRACEPOINT_H_) || defined(TRACE_HEADER_MULTI_READ)
6#define BRCMF_TRACEPOINT_H_
7
8#include <linux/types.h>
9#include <linux/tracepoint.h>
10
11#ifndef CONFIG_BRCM_TRACING
12
13#undef TRACE_EVENT
14#define TRACE_EVENT(name, proto, ...) \
15static inline void trace_ ## name(proto) {}
16
17#undef DECLARE_EVENT_CLASS
18#define DECLARE_EVENT_CLASS(...)
19
20#undef DEFINE_EVENT
21#define DEFINE_EVENT(evt_class, name, proto, ...) \
22static inline void trace_ ## name(proto) {}
23
24#endif /* CONFIG_BRCM_TRACING */
25
26#undef TRACE_SYSTEM
27#define TRACE_SYSTEM	brcmfmac
28
29#define MAX_MSG_LEN		100
30
31TRACE_EVENT(brcmf_err,
32	TP_PROTO(const char *func, struct va_format *vaf),
33	TP_ARGS(func, vaf),
34	TP_STRUCT__entry(
35		__string(func, func)
36		__dynamic_array(char, msg, MAX_MSG_LEN)
37	),
38	TP_fast_assign(
39		__assign_str(func, func);
40		WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
41				       MAX_MSG_LEN, vaf->fmt,
42				       *vaf->va) >= MAX_MSG_LEN);
43	),
44	TP_printk("%s: %s", __get_str(func), __get_str(msg))
45);
46
47TRACE_EVENT(brcmf_dbg,
48	TP_PROTO(u32 level, const char *func, struct va_format *vaf),
49	TP_ARGS(level, func, vaf),
50	TP_STRUCT__entry(
51		__field(u32, level)
52		__string(func, func)
53		__dynamic_array(char, msg, MAX_MSG_LEN)
54	),
55	TP_fast_assign(
56		__entry->level = level;
57		__assign_str(func, func);
58		WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
59				       MAX_MSG_LEN, vaf->fmt,
60				       *vaf->va) >= MAX_MSG_LEN);
61	),
62	TP_printk("%s: %s", __get_str(func), __get_str(msg))
63);
64
65TRACE_EVENT(brcmf_hexdump,
66	TP_PROTO(void *data, size_t len),
67	TP_ARGS(data, len),
68	TP_STRUCT__entry(
69		__field(unsigned long, len)
70		__field(unsigned long, addr)
71		__dynamic_array(u8, hdata, len)
72	),
73	TP_fast_assign(
74		__entry->len = len;
75		__entry->addr = (unsigned long)data;
76		memcpy(__get_dynamic_array(hdata), data, len);
77	),
78	TP_printk("hexdump [addr=%lx, length=%lu]", __entry->addr, __entry->len)
79);
80
81TRACE_EVENT(brcmf_bcdchdr,
82	TP_PROTO(void *data),
83	TP_ARGS(data),
84	TP_STRUCT__entry(
85		__field(u8, flags)
86		__field(u8, prio)
87		__field(u8, flags2)
88		__field(u32, siglen)
89		__dynamic_array(u8, signal, *((u8 *)data + 3) * 4)
90	),
91	TP_fast_assign(
92		__entry->flags = *(u8 *)data;
93		__entry->prio = *((u8 *)data + 1);
94		__entry->flags2 = *((u8 *)data + 2);
95		__entry->siglen = *((u8 *)data + 3) * 4;
96		memcpy(__get_dynamic_array(signal),
97		       (u8 *)data + 4, __entry->siglen);
98	),
99	TP_printk("bcdc: prio=%d siglen=%d", __entry->prio, __entry->siglen)
100);
101
102#ifndef SDPCM_RX
103#define SDPCM_RX	0
104#endif
105#ifndef SDPCM_TX
106#define SDPCM_TX	1
107#endif
108#ifndef SDPCM_GLOM
109#define SDPCM_GLOM	2
110#endif
111
112TRACE_EVENT(brcmf_sdpcm_hdr,
113	TP_PROTO(u8 dir, void *data),
114	TP_ARGS(dir, data),
115	TP_STRUCT__entry(
116		__field(u8, dir)
117		__field(u16, len)
118		__dynamic_array(u8, hdr, dir == SDPCM_GLOM ? 20 : 12)
119	),
120	TP_fast_assign(
121		memcpy(__get_dynamic_array(hdr), data, dir == SDPCM_GLOM ? 20 : 12);
122		__entry->len = *(u8 *)data | (*((u8 *)data + 1) << 8);
123		__entry->dir = dir;
124	),
125	TP_printk("sdpcm: %s len %u, seq %d",
126		  __entry->dir == SDPCM_RX ? "RX" : "TX",
127		  __entry->len, ((u8 *)__get_dynamic_array(hdr))[4])
128);
129
130#ifdef CONFIG_BRCM_TRACING
131
132#undef TRACE_INCLUDE_PATH
133#define TRACE_INCLUDE_PATH .
134#undef TRACE_INCLUDE_FILE
135#define TRACE_INCLUDE_FILE tracepoint
136
137#include <trace/define_trace.h>
138
139#endif /* CONFIG_BRCM_TRACING */
140
141#endif /* BRCMF_TRACEPOINT_H_ */
142