PM / Sleep: Add wakeup_source_activate and wakeup_source_deactivate tracepoints

Add tracepoints to wakeup_source_activate and wakeup_source_deactivate.
Useful for checking that specific wakeup sources overlap as expected.

Signed-off-by: Arve Hjønnevåg <arve@android.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

1 files changed, 34 insertions, 0 deletions

diff --git a/include/trace/events/power.h b/include/trace/events/power.h
index cae9a94f025..0c9783841a3 100644
--- a/include/trace/events/power.h
+++ b/include/trace/events/power.h
@@ -65,6 +65,40 @@ TRACE_EVENT(machine_suspend,
         TP_printk("state=%lu", (unsigned long)__entry->state)
 );
 
+DECLARE_EVENT_CLASS(wakeup_source,
+
+        TP_PROTO(const char *name, unsigned int state),
+
+        TP_ARGS(name, state),
+
+        TP_STRUCT__entry(
+                __string(       name,           name            )
+                __field(        u64,            state           )
+        ),
+
+        TP_fast_assign(
+                __assign_str(name, name);
+                __entry->state = state;
+        ),
+
+        TP_printk("%s state=0x%lx", __get_str(name),
+                (unsigned long)__entry->state)
+);
+
+DEFINE_EVENT(wakeup_source, wakeup_source_activate,
+
+        TP_PROTO(const char *name, unsigned int state),
+
+        TP_ARGS(name, state)
+);
+
+DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
+
+        TP_PROTO(const char *name, unsigned int state),
+
+        TP_ARGS(name, state)
+);
+
 #ifdef CONFIG_EVENT_POWER_TRACING_DEPRECATED
 
 /*