path: root/net/mac80211/driver-trace.h

#if !defined(__MAC80211_DRIVER_TRACE) || defined(TRACE_HEADER_MULTI_READ)
#define __MAC80211_DRIVER_TRACE

#include <linux/tracepoint.h>
#include <net/mac80211.h>
#include "ieee80211_i.h"

#if !defined(CONFIG_MAC80211_DRIVER_API_TRACER) || defined(__CHECKER__)
#undef TRACE_EVENT
#define TRACE_EVENT(name, proto, ...) \
static inline void trace_ ## name(proto) {}
#endif

#undef TRACE_SYSTEM
#define TRACE_SYSTEM mac80211

#define MAXNAME		32
#define LOCAL_ENTRY	__array(char, wiphy_name, 32)
#define LOCAL_ASSIGN	strlcpy(__entry->wiphy_name, wiphy_name(local->hw.wiphy), MAXNAME)
#define LOCAL_PR_FMT	"%s"
#define LOCAL_PR_ARG	__entry->wiphy_name

#define STA_ENTRY	__array(char, sta_addr, ETH_ALEN)
#define STA_ASSIGN	(sta ? memcpy(__entry->sta_addr, sta->addr, ETH_ALEN) : memset(__entry->sta_addr, 0, ETH_ALEN))
#define STA_PR_FMT	" sta:%pM"
#define STA_PR_ARG	__entry->sta_addr

#define VIF_ENTRY	__field(enum nl80211_iftype, vif_type) __field(void *, sdata) \
			__string(vif_name, sdata->dev ? sdata->dev->name : "<nodev>")
#define VIF_ASSIGN	__entry->vif_type = sdata->vif.type; __entry->sdata = sdata; \
			__assign_str(vif_name, sdata->dev ? sdata->dev->name : "<nodev>")
#define VIF_PR_FMT	" vif:%s(%d)"
#define VIF_PR_ARG	__get_str(vif_name), __entry->vif_type

/*
 * Tracing for driver callbacks.
 */

TRACE_EVENT(drv_start,
	TP_PROTO(struct ieee80211_local *local, int ret),

	TP_ARGS(local, ret),

	TP_STRUCT__entry(
		LOCAL_ENTRY
		__field(int, ret)
	),

	TP_fast_assign(
		LOCAL_ASSIGN;
		__entry->ret = ret;
	),

	TP_printk(
		LOCAL_PR_FMT, LOCAL_PR_ARG
	)
);

TRACE_EVENT(drv_stop,
	TP_PROTO(struct ieee80211_local *local),

	TP_ARGS(local),

	TP_STRUCT__entry(
		LOCAL_ENTRY
	),

	TP_fast_assign(
		LOCAL_ASSIGN;
	),

	TP_printk(
		LOCAL_PR_FMT, LOCAL_PR_ARG
	)
);

TRACE_EVENT(drv_add_interface,
	TP_PROTO(struct ieee80211_local *local,
		 struct ieee80211_sub_if_data *sdata,
		 int ret),

	TP_ARGS(local, sdata, ret),

	TP_STRUCT__entry(
		LOCAL_ENTRY
		VIF_ENTRY
		__array(char, addr, 6)
		__field(int, ret)
	),

	TP_fast_assign(
		LOCAL_ASSIGN;
		VIF_ASSIGN;
		memcpy(__entry->addr, sdata->vif.addr, 6);
		__entry->ret = ret;
	),

	TP_printk(
		LOCAL_PR_FMT  VIF_PR_FMT " addr:%pM ret:%d",
		LOCAL_PR_ARG, VIF_PR_ARG, __entry->addr, __entry->ret
	)
);

TRACE_EVENT(drv_remove_interface,
	TP_PROTO(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata),

	TP_ARGS(local, sdata),

	TP_STRUCT__entry(
		LOCAL_ENTRY
		VIF_ENTRY
		__array(char, addr, 6)
	),

	TP_fast_assign(
		LOCAL_ASSIGN;
		VIF_ASSIGN;
		memcpy(__entry->addr, sdata->vif.addr, 6);
	),

	TP_printk(
		LOCAL_PR_FMT  VIF_PR_FMT " addr:%pM",
		LOCAL_PR_ARG, VIF_PR_ARG, __entry->addr
	)
);

TRACE_EVENT(drv_config,
	TP_PROTO(struct ieee80211_local *local,
		 u32 changed,
		 int ret),

	TP_ARGS(local, changed, ret),

	TP_STRUCT__entry(
		LOCAL_ENTRY
		__field(u32, changed)
		__field(int, ret)
		__field(u32, flags)
		__field(int, power_level)
		__field(int, dynamic_ps_timeout)
		__field(int, max_sleep_period)
		__field(u16, listen_interval)
		__field(u8, long_frame_max_tx_count)
		__field(u8, short_frame_max_tx_count)
		__field(int, center_freq)
		__field(int, channel_type)
		__field(int, smps)
	),

	TP_fast_assign(
		LOCAL_ASSIGN;
		__entry->changed = changed;
		__entry->ret = ret;
		__entry->flags = local->hw.conf.flags;
		__entry->power_level = local->hw.conf.power_level;
		__entry->dynamic_ps_timeout = local->hw.conf.dynamic_ps_timeout;
		__entry->max_sleep_period = local->hw.conf.max_sleep_period;
		__entry->listen_interval = local->hw.conf.listen_interval;
		__entry->long_frame_max_tx_count = local->hw.conf.long_frame_max_tx_count;
		__entry->short_frame_max_tx_count = local->hw.conf.short_frame_max_tx_count;
		__entry->center_freq = local->hw.conf.channel->center_freq;