tracepoint.h

  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
 31#pragma GCC diagnostic push
 32#ifndef __clang__
 33#pragma GCC diagnostic ignored "-Wsuggest-attribute=format"
 34#endif
 35
 36TRACE_EVENT(brcmf_err,
 37	TP_PROTO(const char *func, struct va_format *vaf),
 38	TP_ARGS(func, vaf),
 39	TP_STRUCT__entry(
 40		__string(func, func)
 41		__vstring(msg, vaf->fmt, vaf->va)
 42	),
 43	TP_fast_assign(
 44		__assign_str(func);
 45		__assign_vstr(msg, vaf->fmt, vaf->va);
 46	),
 47	TP_printk("%s: %s", __get_str(func), __get_str(msg))
 48);
 49
 50TRACE_EVENT(brcmf_dbg,
 51	TP_PROTO(u32 level, const char *func, struct va_format *vaf),
 52	TP_ARGS(level, func, vaf),
 53	TP_STRUCT__entry(
 54		__field(u32, level)
 55		__string(func, func)
 56		__vstring(msg, vaf->fmt, vaf->va)
 57	),
 58	TP_fast_assign(
 59		__entry->level = level;
 60		__assign_str(func);
 61		__assign_vstr(msg, vaf->fmt, vaf->va);
 62	),
 63	TP_printk("%s: %s", __get_str(func), __get_str(msg))
 64);
 65
 66TRACE_EVENT(brcmf_hexdump,
 67	TP_PROTO(void *data, size_t len),
 68	TP_ARGS(data, len),
 69	TP_STRUCT__entry(
 70		__field(unsigned long, len)
 71		__field(unsigned long, addr)
 72		__dynamic_array(u8, hdata, len)
 73	),
 74	TP_fast_assign(
 75		__entry->len = len;
 76		__entry->addr = (unsigned long)data;
 77		memcpy(__get_dynamic_array(hdata), data, len);
 78	),
 79	TP_printk("hexdump [addr=%lx, length=%lu]", __entry->addr, __entry->len)
 80);
 81
 82TRACE_EVENT(brcmf_bcdchdr,
 83	TP_PROTO(void *data),
 84	TP_ARGS(data),
 85	TP_STRUCT__entry(
 86		__field(u8, flags)
 87		__field(u8, prio)
 88		__field(u8, flags2)
 89		__field(u32, siglen)
 90		__dynamic_array(u8, signal, *((u8 *)data + 3) * 4)
 91	),
 92	TP_fast_assign(
 93		__entry->flags = *(u8 *)data;
 94		__entry->prio = *((u8 *)data + 1);
 95		__entry->flags2 = *((u8 *)data + 2);
 96		__entry->siglen = *((u8 *)data + 3) * 4;
 97		memcpy(__get_dynamic_array(signal),
 98		       (u8 *)data + 4, __entry->siglen);
 99	),
100	TP_printk("bcdc: prio=%d siglen=%d", __entry->prio, __entry->siglen)
101);
102
103#ifndef SDPCM_RX
104#define SDPCM_RX	0
105#endif
106#ifndef SDPCM_TX
107#define SDPCM_TX	1
108#endif
109#ifndef SDPCM_GLOM
110#define SDPCM_GLOM	2
111#endif
112
113TRACE_EVENT(brcmf_sdpcm_hdr,
114	TP_PROTO(u8 dir, void *data),
115	TP_ARGS(dir, data),
116	TP_STRUCT__entry(
117		__field(u8, dir)
118		__field(u16, len)
119		__dynamic_array(u8, hdr, dir == SDPCM_GLOM ? 20 : 12)
120	),
121	TP_fast_assign(
122		memcpy(__get_dynamic_array(hdr), data, dir == SDPCM_GLOM ? 20 : 12);
123		__entry->len = *(u8 *)data | (*((u8 *)data + 1) << 8);
124		__entry->dir = dir;
125	),
126	TP_printk("sdpcm: %s len %u, seq %d",
127		  __entry->dir == SDPCM_RX ? "RX" : "TX",
128		  __entry->len, ((u8 *)__get_dynamic_array(hdr))[4])
129);
130
131#pragma GCC diagnostic pop
132
133#ifdef CONFIG_BRCM_TRACING
134
135#undef TRACE_INCLUDE_PATH
136#define TRACE_INCLUDE_PATH .
137#undef TRACE_INCLUDE_FILE
138#define TRACE_INCLUDE_FILE tracepoint
139
140#include <trace/define_trace.h>
141
142#endif /* CONFIG_BRCM_TRACING */
143
144#endif /* BRCMF_TRACEPOINT_H_ */