Release 4.11 drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h

/*
 * Copyright (c) 2013 Broadcom Corporation
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
#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

TRACE_EVENT(brcmf_err,
	TP_PROTO(const char *func, struct va_format *vaf),
	TP_ARGS(func, vaf),
	TP_STRUCT__entry(
                __string(func, func)
                __dynamic_array(char, msg, MAX_MSG_LEN)
        ),
	TP_fast_assign(
                __assign_str(func, func);
                WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
                                       MAX_MSG_LEN, vaf->fmt,
                                       *vaf->va) >= MAX_MSG_LEN);
        ),
	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)
                __dynamic_array(char, msg, MAX_MSG_LEN)
        ),
	TP_fast_assign(
                __entry->level = level;
                __assign_str(func, func);
                WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
                                       MAX_MSG_LEN, vaf->fmt,
                                       *vaf->va) >= MAX_MSG_LEN);
        ),
	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)
        ),
	TP_fast_assign(
                __entry->flags = *(u8 *)data;
                __entry->prio = *((u8 *)data + 1);
                __entry->flags2 = *((u8 *)data + 2);
                __entry->siglen = *((u8 *)data + 3) * 4;
                memcpy(__get_dynamic_array(signal),
                       (u8 *)data + 4, __entry->siglen);
        ),
	TP_printk("bcdc: prio=%d siglen=%d", __entry->prio, __entry->siglen)
);

#ifndef SDPCM_RX

#define SDPCM_RX	0
#endif
#ifndef SDPCM_TX

#define SDPCM_TX	1
#endif
#ifndef SDPCM_GLOM

#define SDPCM_GLOM	2
#endif

TRACE_EVENT(brcmf_sdpcm_hdr,
	TP_PROTO(u8 dir, void *data),
	TP_ARGS(dir, data),
	TP_STRUCT__entry(
                __field(u8, dir)
                __field(u16, len)
                __dynamic_array(u8, hdr, dir == SDPCM_GLOM ? 20 : 12)
        ),
	TP_fast_assign(
                memcpy(__get_dynamic_array(hdr), data, dir == SDPCM_GLOM ? 20 : 12);
                __entry->len = *(u8 *)data | (*((u8 *)data + 1) << 8);
                __entry->dir = dir;
        ),
	TP_printk("sdpcm: %s len %u, seq %d",
                  __entry->dir == SDPCM_RX ? "RX" : "TX",
                  __entry->len, ((u8 *)__get_dynamic_array(hdr))[4])
);

#ifdef CONFIG_BRCM_TRACING


#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#undef TRACE_INCLUDE_FILE

#define TRACE_INCLUDE_FILE tracepoint

#include <trace/define_trace.h>

#endif /* CONFIG_BRCM_TRACING */

#endif /* BRCMF_TRACEPOINT_H_ */
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Directory: drivers/net/wireless/broadcom/brcm80211/brcmfmac

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