linux-kernel - [PATCH 1/3] regulator: ad5398: Use DIV_ROUND

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <1330676454.31023.0.camel@phoenix>
Date:	Fri, 02 Mar 2012 16:20:54 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	Sonic Zhang <sonic.zhang@...log.com>, Liam Girdwood <lrg@...com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: [PATCH 1/3] regulator: ad5398: Use DIV_ROUND_UP macro to calculate
 selector

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/regulator/ad5398.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/regulator/ad5398.c b/drivers/regulator/ad5398.c
index 483c809..26d23ad 100644
--- a/drivers/regulator/ad5398.c
+++ b/drivers/regulator/ad5398.c
@@ -94,8 +94,8 @@ static int ad5398_set_current_limit(struct regulator_dev *rdev, int min_uA, int
 	if (max_uA > chip->max_uA || max_uA < chip->min_uA)
 		return -EINVAL;
 
-	selector = ((min_uA - chip->min_uA) * chip->current_level +
-			range_uA - 1) / range_uA;
+	selector = DIV_ROUND_UP((min_uA - chip->min_uA) * chip->current_level,
+				range_uA);
 	if (ad5398_calc_current(chip, selector) > max_uA)
 		return -EINVAL;
 
-- 
1.7.5.4



--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/