diff options
| author | Antti Palosaari <crope@iki.fi> | 2014-07-22 00:18:19 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-07-22 01:30:39 -0300 |
| commit | a98ccfcf4804beb2651b9f44a4bc5cbb387019ec (patch) | |
| tree | de32f2ec359c1f9da3c3cd1231c29da3d90571c7 | |
| parent | 9aabd95a2d531308ad997d2b92f46a3635782e0c (diff) | |
| download | linux-a98ccfcf4804beb2651b9f44a4bc5cbb387019ec.tar.bz2 | |
[media] rtl2832_sdr: remove plain 64-bit divisions
Commit 0ba2aeb6dab80920edd9cf5b93b1ea4d6913b8f3
(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>
| -rw-r--r-- | drivers/media/dvb-frontends/rtl2832_sdr.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/media/dvb-frontends/rtl2832_sdr.c b/drivers/media/dvb-frontends/rtl2832_sdr.c index f58bd746d823..023e0f49c786 100644 --- a/drivers/media/dvb-frontends/rtl2832_sdr.c +++ b/drivers/media/dvb-frontends/rtl2832_sdr.c @@ -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)) |