1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/delay.h b/include/linux/delay.h
index fd832c6d419e..0e303d1aacd8 100644
--- a/include/linux/delay.h
+++ b/include/linux/delay.h
@@ -45,6 +45,12 @@ extern unsigned long lpj_fine;
 void calibrate_delay(void);
 void msleep(unsigned int msecs);
 unsigned long msleep_interruptible(unsigned int msecs);
+void usleep_range(unsigned long min, unsigned long max);
+
+static inline void usleep(unsigned long usecs)
+{
+        usleep_range(usecs, usecs);
+}
 
 static inline void ssleep(unsigned int seconds)
 {