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[WATCHDOG] Use DIV_ROUND_UP() macro in the coh901327 WDT

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I saw Julia Lawalls various commits fixing up the use of rounding
macros and since my already submitted patch was not caught in this
I took it upon myself to fix it up for this driver as well.

Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Linus Walleij 2009-08-10 00:04:35 +02:00 committed by Wim Van Sebroeck
parent 502a0106b2
commit 0ecc3bf47b
1 changed files with 1 additions and 1 deletions
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drivers/watchdog/coh901327_wdt.c
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@ -110,7 +110,7 @@ static void coh901327_enable(u16 timeout)
* Wait 3 32 kHz cycles for it to take effect * Wait 3 32 kHz cycles for it to take effect
*/ */
freq = clk_get_rate(clk); freq = clk_get_rate(clk);
delay_ns = (1000000000 + freq - 1) / freq; /* Freq to ns and round up */ delay_ns = DIV_ROUND_UP(1000000000, freq); /* Freq to ns and round up */
delay_ns = 3 * delay_ns; /* Wait 3 cycles */ delay_ns = 3 * delay_ns; /* Wait 3 cycles */
ndelay(delay_ns); ndelay(delay_ns);
/* Enable the watchdog interrupt */ /* Enable the watchdog interrupt */