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From: Axel Lin <axel.lin@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Haojian Zhuang <haojian.zhuang@marvell.com>,
	Liam Girdwood <lrg@ti.com>,
	Mark Brown <broonie@opensource.wolfsonmicro.com>
Subject: [PATCH] regulator: max8925: Use DIV_ROUND_UP in max8925_set_dvm_voltage
Date: Tue, 13 Mar 2012 16:03:01 +0800	[thread overview]
Message-ID: <1331625781.3932.3.camel@phoenix> (raw)

Use DIV_ROUND_UP macro for better readability.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
 drivers/regulator/max8925-regulator.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/regulator/max8925-regulator.c b/drivers/regulator/max8925-regulator.c
index cc290d3..eb045f1 100644
--- a/drivers/regulator/max8925-regulator.c
+++ b/drivers/regulator/max8925-regulator.c
@@ -140,7 +140,7 @@ static int max8925_set_dvm_voltage(struct regulator_dev *rdev, int uV)
 	if (uV < SD1_DVM_VMIN || uV > SD1_DVM_VMAX)
 		return -EINVAL;
 
-	data = (uV - SD1_DVM_VMIN + SD1_DVM_STEP - 1) / SD1_DVM_STEP;
+	data = DIV_ROUND_UP(uV - SD1_DVM_VMIN, SD1_DVM_STEP);
 	data <<= SD1_DVM_SHIFT;
 	mask = 3 << SD1_DVM_SHIFT;
 
-- 
1.7.5.4




             reply	other threads:[~2012-03-13  8:03 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-13  8:03 Axel Lin [this message]
2012-03-13 23:18 ` [PATCH] regulator: max8925: Use DIV_ROUND_UP in max8925_set_dvm_voltage Mark Brown

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