From 39c0029e60fe72da96dabfef5b469184d2011fcd Mon Sep 17 00:00:00 2001 From: Antti Palosaari Date: Tue, 19 Nov 2013 22:37:55 -0300 Subject: [PATCH] [media] m88ds3103: use kernel macro to round division DIV_ROUND_CLOSEST does the job and looks better. Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/m88ds3103.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/media/dvb-frontends/m88ds3103.c b/drivers/media/dvb-frontends/m88ds3103.c index e07e8d6f516..bd9effa985c 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; -- 2.46.0