diff options
| -rw-r--r-- | include/linux/delay.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/delay.h b/include/linux/delay.h index 17ddb55430ae..54552d21296e 100644 --- a/include/linux/delay.h +++ b/include/linux/delay.h @@ -7,6 +7,8 @@ * Delay routines, using a pre-computed "loops_per_jiffy" value. */ +#include <linux/kernel.h> + extern unsigned long loops_per_jiffy; #include <asm/delay.h> @@ -32,7 +34,11 @@ extern unsigned long loops_per_jiffy; #endif #ifndef ndelay -#define ndelay(x) udelay(((x)+999)/1000) +static inline void ndelay(unsigned long x) +{ + udelay(DIV_ROUND_UP(x, 1000)); +} +#define ndelay(x) ndelay(x) #endif void calibrate_delay(void); |