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| author |   Julia Lawall <julia@diku.dk> | 2009-08-03 11:57:20 +0100 |
|---|---|---|
| committer |   Russell King <rmk+kernel@arm.linux.org.uk> | 2009-08-03 12:35:43 +0100 |
| commit | af1057abd7d5f97e17ab96e34d1920746188ddcb (patch) | |
| tree | b6137f9a9df436d7ea3c9ec97971c536da90ce27 /arch/arm/mach-ep93xx | |
| parent | ARM: 5628/1: ep93xx: Introduce Pulse Width Modulator (PWM) driver (diff) | |
| download | linux-dev-af1057abd7d5f97e17ab96e34d1920746188ddcb.tar.xz linux-dev-af1057abd7d5f97e17ab96e34d1920746188ddcb.zip | |
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')
| -rw-r--r-- | arch/arm/mach-ep93xx/core.c | 2 |
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) { |