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rtc-vr41xx: fix do_div() warning

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drivers/rtc/rtc-vr41xx.c: In function 'vr41xx_rtc_irq_set_freq':
drivers/rtc/rtc-vr41xx.c:217: warning: comparison of distinct pointer types lacks a cast
drivers/rtc/rtc-vr41xx.c:217: warning: right shift count >= width of type
drivers/rtc/rtc-vr41xx.c:217: warning: passing argument 1 of '__div64_32' from incompatible pointer type
include/asm-generic/div64.h:35: note: expected 'uint64_t *' but argument is of type 'long unsigned int *'

Signed-off-by: Yoichi Yuasa <yuasa@linux-mips.org>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Paul Gortmaker <p_gortmaker@yahoo.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Yoichi Yuasa 2009-11-11 14:26:48 -08:00 committed by Linus Torvalds
parent fc63cf2370
commit 61df33370c
1 changed files with 4 additions and 5 deletions
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9
drivers/rtc/rtc-vr41xx.c
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@ -209,19 +209,18 @@ static int vr41xx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
static int vr41xx_rtc_irq_set_freq(struct device *dev, int freq)
{
unsigned long count;
u64 count;
if (!is_power_of_2(freq))
return -EINVAL;
count = RTC_FREQUENCY;
do_div(count, freq);
periodic_count = count;
spin_lock_irq(&rtc_lock);
rtc1_write(RTCL1LREG, count);
rtc1_write(RTCL1HREG, count >> 16);
periodic_count = count;
rtc1_write(RTCL1LREG, periodic_count);
rtc1_write(RTCL1HREG, periodic_count >> 16);
spin_unlock_irq(&rtc_lock);