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[media] rtl2832_sdr: remove plain 64-bit divisions

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Commit 0ba2aeb6da
(v4l2-ctrls: increase internal min/max/step/def to 64 bit)
changes v4l2 controls to 64-bit. Driver it not working on 32-bit
arch as it uses directly control 'step' which is changed to 64-bit.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Antti Palosaari 2014-07-22 00:18:19 -03:00 committed by Mauro Carvalho Chehab
parent 9aabd95a2d
commit a98ccfcf48
1 changed files with 2 additions and 3 deletions
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5
drivers/media/dvb-frontends/rtl2832_sdr.c
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@ -1364,17 +1364,16 @@ static int rtl2832_sdr_s_ctrl(struct v4l2_ctrl *ctrl)
/* TODO: these controls should be moved to tuner drivers */
if (s->bandwidth_auto->val) {
/* Round towards the closest legal value */
s32 val = s->f_adc + s->bandwidth->step / 2;
s32 val = s->f_adc + div_u64(s->bandwidth->step, 2);
u32 offset;
val = clamp_t(s32, val, s->bandwidth->minimum,
s->bandwidth->maximum);
offset = val - s->bandwidth->minimum;
offset = s->bandwidth->step *
(offset / s->bandwidth->step);
div_u64(offset, s->bandwidth->step);
s->bandwidth->val = s->bandwidth->minimum + offset;
}
c->bandwidth_hz = s->bandwidth->val;
if (!test_bit(POWER_ON, &s->flags))