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[media] radio-tea5777: use library for 64bits div 

drivers/built-in.o: In function `radio_tea5777_set_freq':
radio-tea5777.c:(.text+0x4d8704): undefined reference to `__udivdi3'

Reported-by: Randy Dunlap <rdunlap@xenotime.net>
Cc: Hans de Goede <hdegoede@redhat.com>
Acked-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2012-07-31 16:38:41 -03:00
parent 4d98015eef
commit adfe1560de
1 changed files with 5 additions and 3 deletions
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8
drivers/media/radio/radio-tea5777.c
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@ -33,6 +33,7 @@
#include <media/v4l2-fh.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-event.h>
#include <asm/div64.h>
#include "radio-tea5777.h"
MODULE_AUTHOR("Hans de Goede <perex@perex.cz>");
@ -158,10 +159,11 @@ static int radio_tea5777_set_freq(struct radio_tea5777 *tea)
int res;
freq = clamp_t(u32, tea->freq,
TEA5777_FM_RANGELOW, TEA5777_FM_RANGEHIGH);
freq = (freq + 8) / 16; /* to kHz */
TEA5777_FM_RANGELOW, TEA5777_FM_RANGEHIGH) + 8;
do_div(freq, 16); /* to kHz */
freq = (freq - TEA5777_FM_IF) / TEA5777_FM_FREQ_STEP;
freq -= TEA5777_FM_IF;
do_div(freq, TEA5777_FM_FREQ_STEP);
tea->write_reg &= ~(TEA5777_W_FM_PLL_MASK | TEA5777_W_FM_FREF_MASK);
tea->write_reg |= freq << TEA5777_W_FM_PLL_SHIFT;