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-rw-r--r--kernel/time/clockevents.c24
-rw-r--r--kernel/time/timekeeping.c2
2 files changed, 26 insertions, 0 deletions
diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
index 7e1ce012a851..30b6de0d977c 100644
--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -397,6 +397,30 @@ void clockevents_exchange_device(struct clock_event_device *old,
local_irq_restore(flags);
}
+/**
+ * clockevents_suspend - suspend clock devices
+ */
+void clockevents_suspend(void)
+{
+ struct clock_event_device *dev;
+
+ list_for_each_entry_reverse(dev, &clockevent_devices, list)
+ if (dev->suspend)
+ dev->suspend(dev);
+}
+
+/**
+ * clockevents_resume - resume clock devices
+ */
+void clockevents_resume(void)
+{
+ struct clock_event_device *dev;
+
+ list_for_each_entry(dev, &clockevent_devices, list)
+ if (dev->resume)
+ dev->resume(dev);
+}
+
#ifdef CONFIG_GENERIC_CLOCKEVENTS
/**
* clockevents_notify - notification about relevant events
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index d3b91e75cecd..5ce06a3fa91e 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -776,6 +776,7 @@ static void timekeeping_resume(void)
read_persistent_clock(&ts);
+ clockevents_resume();
clocksource_resume();
write_seqlock_irqsave(&tk->lock, flags);
@@ -835,6 +836,7 @@ static int timekeeping_suspend(void)
clockevents_notify(CLOCK_EVT_NOTIFY_SUSPEND, NULL);
clocksource_suspend();
+ clockevents_suspend();
return 0;
}