ubuntu-linux-kernel/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h

153 lines
4.0 KiB
C

/*
* 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_ */