X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=instrumentation%2Fevents%2Flttng-module%2Fpower.h;h=2146a377b09405c9943e5a254e3912b6dfaf9a38;hb=9f36eaed6f91d5897924b551b44d1edd8cee00e2;hp=f2e3f54746c62c5349ba40205713a7b8ee0fc3ad;hpb=d3ac4d63d21c643df5b09d9d7888eb0c4122379c;p=lttng-modules.git

diff --git a/instrumentation/events/lttng-module/power.h b/instrumentation/events/lttng-module/power.h
index f2e3f547..2146a377 100644
--- a/instrumentation/events/lttng-module/power.h
+++ b/instrumentation/events/lttng-module/power.h
@@ -1,33 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM power
 
-#if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
-#define _TRACE_POWER_H
+#if !defined(LTTNG_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
+#define LTTNG_TRACE_POWER_H
 
+#include <probes/lttng-tracepoint-event.h>
 #include <linux/ktime.h>
-#include <linux/tracepoint.h>
+#include <linux/version.h>
 
-DECLARE_EVENT_CLASS(cpu,
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
+LTTNG_TRACEPOINT_EVENT_CLASS(power_cpu,
 
 	TP_PROTO(unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(state, cpu_id),
 
-	TP_STRUCT__entry(
-		__field(	u32,		state		)
-		__field(	u32,		cpu_id		)
-	),
-
-	TP_fast_assign(
-		tp_assign(state, state)
-		tp_assign(cpu_id, cpu_id)
-	),
-
-	TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
-		  (unsigned long)__entry->cpu_id)
+	TP_FIELDS(
+		ctf_integer(u32, state, state)
+		ctf_integer(u32, cpu_id, cpu_id)
+	)
 )
 
-DEFINE_EVENT(cpu, cpu_idle,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_cpu, cpu_idle,
+
+	power_cpu_idle,
 
 	TP_PROTO(unsigned int state, unsigned int cpu_id),
 
@@ -41,89 +38,139 @@ DEFINE_EVENT(cpu, cpu_idle,
 #define PWR_EVENT_EXIT -1
 #endif
 
-DEFINE_EVENT(cpu, cpu_frequency,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_cpu, cpu_frequency,
+
+	power_cpu_frequency,
 
 	TP_PROTO(unsigned int frequency, unsigned int cpu_id),
 
 	TP_ARGS(frequency, cpu_id)
 )
 
-TRACE_EVENT(machine_suspend,
+LTTNG_TRACEPOINT_EVENT_MAP(machine_suspend,
+
+	power_machine_suspend,
 
 	TP_PROTO(unsigned int state),
 
 	TP_ARGS(state),
 
-	TP_STRUCT__entry(
-		__field(	u32,		state		)
-	),
+	TP_FIELDS(
+		ctf_integer(u32, state, state)
+	)
+)
+#endif
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0))
+LTTNG_TRACEPOINT_EVENT_CLASS(power_wakeup_source,
+
+	TP_PROTO(const char *name, unsigned int state),
+
+	TP_ARGS(name, state),
+
+	TP_FIELDS(
+		ctf_string(name, name)
+		ctf_integer(u64, state, state)
+	)
+)
+
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_wakeup_source, wakeup_source_activate,
+
+	power_wakeup_source_activate,
 
-	TP_fast_assign(
-		tp_assign(state, state)
-	),
+	TP_PROTO(const char *name, unsigned int state),
 
-	TP_printk("state=%lu", (unsigned long)__entry->state)
+	TP_ARGS(name, state)
 )
 
-/* This code will be removed after deprecation time exceeded (2.6.41) */
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_wakeup_source, wakeup_source_deactivate,
+
+	power_wakeup_source_deactivate,
+
+	TP_PROTO(const char *name, unsigned int state),
+
+	TP_ARGS(name, state)
+)
+#endif
+
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,38))
+#undef CONFIG_EVENT_POWER_TRACING_DEPRECATED
+#define CONFIG_EVENT_POWER_TRACING_DEPRECATED
+#define _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
+#endif
+
 #ifdef CONFIG_EVENT_POWER_TRACING_DEPRECATED
 
 /*
  * The power events are used for cpuidle & suspend (power_start, power_end)
  *  and for cpufreq (power_frequency)
  */
-DECLARE_EVENT_CLASS(power,
+LTTNG_TRACEPOINT_EVENT_CLASS(power,
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
 	TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(type, state, cpu_id),
+#else
+	TP_PROTO(unsigned int type, unsigned int state),
 
-	TP_STRUCT__entry(
-		__field(	u64,		type		)
-		__field(	u64,		state		)
-		__field(	u64,		cpu_id		)
-	),
-
-	TP_fast_assign(
-		tp_assign(type, type)
-		tp_assign(state, state)
-		tp_assign(cpu_id, cpu_id)
-	),
+	TP_ARGS(type, state),
+#endif
 
-	TP_printk("type=%lu state=%lu cpu_id=%lu", (unsigned long)__entry->type,
-		(unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
+	TP_FIELDS(
+		ctf_integer(u64, type, type)
+		ctf_integer(u64, state, state)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
+		ctf_integer(u64, cpu_id, cpu_id)
+#endif
+	)
 )
 
-DEFINE_EVENT(power, power_start,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(power, power_start,
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
 	TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(type, state, cpu_id)
+#else
+	TP_PROTO(unsigned int type, unsigned int state),
+
+	TP_ARGS(type, state)
+#endif
 )
 
-DEFINE_EVENT(power, power_frequency,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(power, power_frequency,
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
 	TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(type, state, cpu_id)
+#else
+	TP_PROTO(unsigned int type, unsigned int state),
+
+	TP_ARGS(type, state)
+#endif
 )
 
-TRACE_EVENT(power_end,
+LTTNG_TRACEPOINT_EVENT(power_end,
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
 	TP_PROTO(unsigned int cpu_id),
 
 	TP_ARGS(cpu_id),
+#else
+	TP_PROTO(int dummy),
 
-	TP_STRUCT__entry(
-		__field(	u64,		cpu_id		)
-	),
-
-	TP_fast_assign(
-		tp_assign(cpu_id, cpu_id)
-	),
-
-	TP_printk("cpu_id=%lu", (unsigned long)__entry->cpu_id)
+	TP_ARGS(dummy),
+#endif
 
+	TP_FIELDS(
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
+		ctf_integer(u64, cpu_id, cpu_id)
+#else
+		ctf_integer(u64, dummy, 0xffff)
+#endif
+	)
 )
 
 /* Deprecated dummy functions must be protected against multi-declartion */
@@ -151,52 +198,54 @@ enum {
    events get removed */
 static inline void trace_power_start(u64 type, u64 state, u64 cpuid) {};
 static inline void trace_power_end(u64 cpuid) {};
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
+static inline void trace_power_start_rcuidle(u64 type, u64 state, u64 cpuid) {};
+static inline void trace_power_end_rcuidle(u64 cpuid) {};
+#endif
 static inline void trace_power_frequency(u64 type, u64 state, u64 cpuid) {};
 #endif /* _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED */
 
 #endif /* CONFIG_EVENT_POWER_TRACING_DEPRECATED */
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
 /*
  * The clock events are used for clock enable/disable and for
  *  clock rate change
  */
-DECLARE_EVENT_CLASS(clock,
+LTTNG_TRACEPOINT_EVENT_CLASS(power_clock,
 
 	TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(name, state, cpu_id),
 
-	TP_STRUCT__entry(
-		__string(       name,           name            )
-		__field(        u64,            state           )
-		__field(        u64,            cpu_id          )
-	),
-
-	TP_fast_assign(
-		tp_strcpy(name, name)
-		tp_assign(state, state)
-		tp_assign(cpu_id, cpu_id)
-	),
-
-	TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
-		(unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
+	TP_FIELDS(
+		ctf_string(name, name)
+		ctf_integer(u64, state, state)
+		ctf_integer(u64, cpu_id, cpu_id)
+	)
 )
 
-DEFINE_EVENT(clock, clock_enable,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_clock, clock_enable,
+
+	power_clock_enable,
 
 	TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(name, state, cpu_id)
 )
 
-DEFINE_EVENT(clock, clock_disable,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_clock, clock_disable,
+
+	power_clock_disable,
 
 	TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(name, state, cpu_id)
 )
 
-DEFINE_EVENT(clock, clock_set_rate,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_clock, clock_set_rate,
+
+	power_clock_set_rate,
 
 	TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 
@@ -206,35 +255,28 @@ DEFINE_EVENT(clock, clock_set_rate,
 /*
  * The power domain events are used for power domains transitions
  */
-DECLARE_EVENT_CLASS(power_domain,
+LTTNG_TRACEPOINT_EVENT_CLASS(power_domain,
 
 	TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(name, state, cpu_id),
 
-	TP_STRUCT__entry(
-		__string(       name,           name            )
-		__field(        u64,            state           )
-		__field(        u64,            cpu_id          )
-	),
-
-	TP_fast_assign(
-		tp_strcpy(name, name)
-		tp_assign(state, state)
-		tp_assign(cpu_id, cpu_id)
-),
-
-	TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
-		(unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
+	TP_FIELDS(
+		ctf_string(name, name)
+		ctf_integer(u64, state, state)
+		ctf_integer(u64, cpu_id, cpu_id)
+	)
 )
 
-DEFINE_EVENT(power_domain, power_domain_target,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(power_domain, power_domain_target,
 
 	TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 
 	TP_ARGS(name, state, cpu_id)
 )
-#endif /* _TRACE_POWER_H */
+#endif
+
+#endif /* LTTNG_TRACE_POWER_H */
 
 /* This part must be outside protection */
-#include "../../../probes/define_trace.h"
+#include <probes/define_trace.h>