input: evdev: Use ktime_mono_to_real()

Convert the monotonic timestamp with ktime_mono_to_real() in
evdev_events().

In evdev_queue_syn_dropped() we can call either ktime_get() or
ktime_get_real() depending on the clkid. No point in having two calls
for CLOCK_REALTIME.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: John Stultz <john.stultz@linaro.org>

1 files changed, 3 insertions, 4 deletions

diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index fd325ec9f064..de055451d1af 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -108,9 +108,8 @@ static void evdev_queue_syn_dropped(struct evdev_client *client)
         struct input_event ev;
         ktime_t time;
 
-        time = ktime_get();
-        if (client->clkid != CLOCK_MONOTONIC)
-                time = ktime_sub(time, ktime_get_monotonic_offset());
+        time = (client->clkid == CLOCK_MONOTONIC) ?
+                ktime_get() : ktime_get_real();
 
         ev.time = ktime_to_timeval(time);
         ev.type = EV_SYN;
@@ -202,7 +201,7 @@ static void evdev_events(struct input_handle *handle,
         ktime_t time_mono, time_real;
 
         time_mono = ktime_get();
-        time_real = ktime_sub(time_mono, ktime_get_monotonic_offset());
+        time_real = ktime_mono_to_real(time_mono);
 
         rcu_read_lock();