From: Axel Lin <axel.lin@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: Robert Jarzmik <robert.jarzmik@free.fr>,
Liam Girdwood <lrg@ti.com>,
Mark Brown <broonie@opensource.wolfsonmicro.com>
Subject: [PATCH 2/3] regulator: max1586: Use DIV_ROUND_UP macro to calculate selector
Date: Fri, 02 Mar 2012 16:22:01 +0800 [thread overview]
Message-ID: <1330676521.31023.1.camel@phoenix> (raw)
In-Reply-To: <1330676454.31023.0.camel@phoenix>
Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
drivers/regulator/max1586.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/regulator/max1586.c b/drivers/regulator/max1586.c
index 40e7a4d..282d2ee 100644
--- a/drivers/regulator/max1586.c
+++ b/drivers/regulator/max1586.c
@@ -76,8 +76,8 @@ static int max1586_v3_set(struct regulator_dev *rdev, int min_uV, int max_uV,
if (min_uV < max1586->min_uV)
min_uV = max1586->min_uV;
- *selector = ((min_uV - max1586->min_uV) * MAX1586_V3_MAX_VSEL +
- range_uV - 1) / range_uV;
+ *selector = DIV_ROUND_UP((min_uV - max1586->min_uV) *
+ MAX1586_V3_MAX_VSEL, range_uV);
if (max1586_v3_calc_voltage(max1586, *selector) > max_uV)
return -EINVAL;
--
1.7.5.4
next prev parent reply other threads:[~2012-03-02 8:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-02 8:20 [PATCH 1/3] regulator: ad5398: Use DIV_ROUND_UP macro to calculate selector Axel Lin
2012-03-02 8:22 ` Axel Lin [this message]
2012-03-03 11:13 ` [PATCH 2/3] regulator: max1586: " Robert Jarzmik
2012-03-02 8:23 ` [PATCH 3/3] regulator: max8660: " Axel Lin
2012-03-02 8:57 ` [PATCH 1/3] regulator: ad5398: " Zhang, Sonic
2012-03-02 11:24 ` Mark Brown
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