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authorJulia Lawall <julia@diku.dk>2009-08-03 11:57:20 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-08-03 12:35:43 +0100
commitaf1057abd7d5f97e17ab96e34d1920746188ddcb (patch)
treeb6137f9a9df436d7ea3c9ec97971c536da90ce27 /arch/arm/mach-ep93xx/core.c
parentef12379f205bed7e92434e12ddd44e62d13bebe1 (diff)
downloadlinux-af1057abd7d5f97e17ab96e34d1920746188ddcb.tar.gz
ARM: 5635/1: Use DIV_ROUND_CLOSEST
The kernel.h macro DIV_ROUND_CLOSEST performs the computation
(x + d/2)/d but is perhaps more readable.

The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)

// <smpl>
@haskernel@
@@

@depends on haskernel@
expression x,__divisor;
@@

- (((x) + ((__divisor) / 2)) / (__divisor))
+ DIV_ROUND_CLOSEST(x,__divisor)
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-ep93xx/core.c')
-rw-r--r--arch/arm/mach-ep93xx/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 40755298fa33..16b92c37ec99 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -82,7 +82,7 @@ void __init ep93xx_map_io(void)
  */
 static unsigned int last_jiffy_time;
 
-#define TIMER4_TICKS_PER_JIFFY		((CLOCK_TICK_RATE + (HZ/2)) / HZ)
+#define TIMER4_TICKS_PER_JIFFY		DIV_ROUND_CLOSEST(CLOCK_TICK_RATE, HZ)
 
 static irqreturn_t ep93xx_timer_interrupt(int irq, void *dev_id)
 {