drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h

Source file repositories/reference/linux-study-clean/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h

File Facts

System
Linux kernel
Corpus path
drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h
Extension
.h
Size
3366 bytes
Lines
145
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: ISC
/*
 * Copyright (c) 2013 Broadcom Corporation
 */
#if !defined(BRCMF_TRACEPOINT_H_) || defined(TRACE_HEADER_MULTI_READ)
#define BRCMF_TRACEPOINT_H_

#include <linux/types.h>
#include <linux/tracepoint.h>

#ifndef CONFIG_BRCM_TRACING

#undef TRACE_EVENT
#define TRACE_EVENT(name, proto, ...) \
static inline void trace_ ## name(proto) {}

#undef DECLARE_EVENT_CLASS
#define DECLARE_EVENT_CLASS(...)

#undef DEFINE_EVENT
#define DEFINE_EVENT(evt_class, name, proto, ...) \
static inline void trace_ ## name(proto) {}

#endif /* CONFIG_BRCM_TRACING */

#undef TRACE_SYSTEM
#define TRACE_SYSTEM	brcmfmac

#define MAX_MSG_LEN		100

#pragma GCC diagnostic push
#ifndef __clang__
#pragma GCC diagnostic ignored "-Wsuggest-attribute=format"
#endif

TRACE_EVENT(brcmf_err,
	TP_PROTO(const char *func, struct va_format *vaf),
	TP_ARGS(func, vaf),
	TP_STRUCT__entry(
		__string(func, func)
		__vstring(msg, vaf->fmt, vaf->va)
	),
	TP_fast_assign(
		__assign_str(func);
		__assign_vstr(msg, vaf->fmt, vaf->va);
	),
	TP_printk("%s: %s", __get_str(func), __get_str(msg))
);

TRACE_EVENT(brcmf_dbg,
	TP_PROTO(u32 level, const char *func, struct va_format *vaf),
	TP_ARGS(level, func, vaf),
	TP_STRUCT__entry(
		__field(u32, level)
		__string(func, func)
		__vstring(msg, vaf->fmt, vaf->va)
	),
	TP_fast_assign(
		__entry->level = level;
		__assign_str(func);
		__assign_vstr(msg, vaf->fmt, vaf->va);
	),
	TP_printk("%s: %s", __get_str(func), __get_str(msg))
);

TRACE_EVENT(brcmf_hexdump,
	TP_PROTO(void *data, size_t len),
	TP_ARGS(data, len),
	TP_STRUCT__entry(
		__field(unsigned long, len)
		__field(unsigned long, addr)
		__dynamic_array(u8, hdata, len)
	),
	TP_fast_assign(
		__entry->len = len;
		__entry->addr = (unsigned long)data;
		memcpy(__get_dynamic_array(hdata), data, len);
	),
	TP_printk("hexdump [addr=%lx, length=%lu]", __entry->addr, __entry->len)
);

TRACE_EVENT(brcmf_bcdchdr,
	TP_PROTO(void *data),
	TP_ARGS(data),
	TP_STRUCT__entry(
		__field(u8, flags)
		__field(u8, prio)
		__field(u8, flags2)
		__field(u32, siglen)
		__dynamic_array(u8, signal, *((u8 *)data + 3) * 4)

Annotation

Implementation Notes