diff options
| author | Antti Palosaari <crope@iki.fi> | 2013-11-20 01:37:55 (GMT) |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-12-19 11:21:11 (GMT) |
| commit | 39c0029e60fe72da96dabfef5b469184d2011fcd (patch) | |
| tree | 4b1fbb8c2aed71c62676ed9cf4a508c574e29d9c | |
| parent | 44b9055b4b058d7b02bf0380158627f9be79b9e5 (diff) | |
| download | linux-39c0029e60fe72da96dabfef5b469184d2011fcd.tar.xz | |
[media] m88ds3103: use kernel macro to round division
DIV_ROUND_CLOSEST does the job and looks better.
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/m88ds3103.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c index e07e8d6..bd9effa 100644 --- a/drivers/media/dvb-frontends/m88ds3103.c +++ b/drivers/media/dvb-frontends/m88ds3103.c @@ -460,8 +460,7 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) if (ret) goto err; - u16tmp = (((c->symbol_rate / 1000) << 15) + (M88DS3103_MCLK_KHZ / 4)) / - (M88DS3103_MCLK_KHZ / 2); + u16tmp = DIV_ROUND_CLOSEST((c->symbol_rate / 1000) << 15, M88DS3103_MCLK_KHZ / 2); buf[0] = (u16tmp >> 0) & 0xff; buf[1] = (u16tmp >> 8) & 0xff; ret = m88ds3103_wr_regs(priv, 0x61, buf, 2); @@ -484,7 +483,7 @@ static int m88ds3103_set_frontend(struct dvb_frontend *fe) (tuner_frequency - c->frequency)); s32tmp = 0x10000 * (tuner_frequency - c->frequency); - s32tmp = (2 * s32tmp + M88DS3103_MCLK_KHZ) / (2 * M88DS3103_MCLK_KHZ); + s32tmp = DIV_ROUND_CLOSEST(s32tmp, M88DS3103_MCLK_KHZ); if (s32tmp < 0) s32tmp += 0x10000; |