[media] rc: nuvoton-cir: Add support for writing wakeup samples via sysfs filter...

[cascardo/linux.git] / include / media / rc-core.h

diff --git a/include/media/rc-core.h b/include/media/rc-core.h
index 9ae433c..f1cb9da 100644 (file)
--- a/include/media/rc-core.h
+++ b/include/media/rc-core.h
@@ -246,6 +246,7 @@ static inline void init_ir_raw_event(struct ir_raw_event *ev)
 #define US_TO_NS(usec)         ((usec) * 1000)
 #define MS_TO_US(msec)         ((msec) * 1000)
 #define MS_TO_NS(msec)         ((msec) * 1000 * 1000)
+#define NS_TO_US(nsec)         DIV_ROUND_UP(nsec, 1000L)
 
 void ir_raw_event_handle(struct rc_dev *dev);
 int ir_raw_event_store(struct rc_dev *dev, struct ir_raw_event *ev);