diff options
Diffstat (limited to 'drivers/media/dvb/frontends')
| -rw-r--r-- | drivers/media/dvb/frontends/mt352.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/dvb/frontends/mt352.c b/drivers/media/dvb/frontends/mt352.c index 5dd9b731f6f..7cd190b6f01 100644 --- a/drivers/media/dvb/frontends/mt352.c +++ b/drivers/media/dvb/frontends/mt352.c @@ -152,7 +152,13 @@ static void mt352_calc_input_freq(struct mt352_state* state, if (state->config.if2) if2 = state->config.if2; - ife = (2*adc_clock - if2); + if (adc_clock >= if2 * 2) + ife = if2; + else { + ife = adc_clock - (if2 % adc_clock); + if (ife > adc_clock / 2) + ife = adc_clock - ife; + } value = -16374 * ife / adc_clock; dprintk("%s: if2 %d, ife %d, adc_clock %d => %d / 0x%x\n", __FUNCTION__, if2, ife, adc_clock, value, value & 0x3fff); |