From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752744Ab2CHCFb (ORCPT ); Wed, 7 Mar 2012 21:05:31 -0500 Received: from mail-gx0-f174.google.com ([209.85.161.174]:56528 "EHLO mail-gx0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751491Ab2CHCFa (ORCPT ); Wed, 7 Mar 2012 21:05:30 -0500 Message-ID: <1331172324.14592.3.camel@phoenix> Subject: [PATCH] regulator: max8649: Use DIV_ROUND_UP macro to calculate selector From: Axel Lin To: linux-kernel@vger.kernel.org Cc: Jonghwan Choi , Haojian Zhuang , Mark Brown , Liam Girdwood Date: Thu, 08 Mar 2012 10:05:24 +0800 Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.2- Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use DIV_ROUND_UP macro for better readability. Signed-off-by: Axel Lin --- drivers/regulator/max8649.c | 3 +-- 1 files changed, 1 insertions(+), 2 deletions(-) diff --git a/drivers/regulator/max8649.c b/drivers/regulator/max8649.c index f724644..824c650 100644 --- a/drivers/regulator/max8649.c +++ b/drivers/regulator/max8649.c @@ -101,8 +101,7 @@ static int max8649_set_voltage(struct regulator_dev *rdev, min_uV, max_uV); return -EINVAL; } - data = (min_uV - MAX8649_DCDC_VMIN + MAX8649_DCDC_STEP - 1) - / MAX8649_DCDC_STEP; + data = DIV_ROUND_UP(min_uV - MAX8649_DCDC_VMIN, MAX8649_DCDC_STEP); mask = MAX8649_VOL_MASK; *selector = data & mask; -- 1.7.5.4