The code doesn't seem to be time-sensitive enough to warrant calling
get_time_ns() twice instead of caching its value and using it no both
places.
Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
---
drivers/led/core.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/led/core.c b/drivers/led/core.c
index a388e6b36..f11504ace 100644
--- a/drivers/led/core.c
+++ b/drivers/led/core.c
@@ -127,12 +127,13 @@ static void led_blink_func(struct poller_struct *poller)
struct led *led;
list_for_each_entry(led, &leds, list) {
+ const uint64_t now = get_time_ns();
int on;
if (!led->blink && !led->flash)
continue;
- if (led->blink_next_event > get_time_ns()) {
+ if (led->blink_next_event > now) {
continue;
}
@@ -140,7 +141,7 @@ static void led_blink_func(struct poller_struct *poller)
if (on)
on = led->max_value;
- led->blink_next_event = get_time_ns() +
+ led->blink_next_event = now +
(led->blink_states[led->blink_next_state] * MSECOND);
led->blink_next_state = (led->blink_next_state + 1) %
led->blink_nr_states;
--
2.19.1
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