diff options
Diffstat (limited to 'drivers/media/radio')
| -rw-r--r-- | drivers/media/radio/radio-tea5777.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/media/radio/radio-tea5777.c b/drivers/media/radio/radio-tea5777.c index 3e12179364f..5bc9fa62720 100644 --- a/drivers/media/radio/radio-tea5777.c +++ b/drivers/media/radio/radio-tea5777.c @@ -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; |