From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752980Ab2A1BQu (ORCPT ); Fri, 27 Jan 2012 20:16:50 -0500 Received: from metis.ext.pengutronix.de ([92.198.50.35]:47927 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751975Ab2A1BQt (ORCPT ); Fri, 27 Jan 2012 20:16:49 -0500 From: Wolfram Sang To: linux-kernel@vger.kernel.org Cc: Mark Brown , Wolfram Sang Subject: [PATCH] regmap: Properly round reg_bytes and val_bytes Date: Sat, 28 Jan 2012 02:16:41 +0100 Message-Id: <1327713401-16236-1-git-send-email-w.sang@pengutronix.de> X-Mailer: git-send-email 1.7.2.5 X-SA-Exim-Connect-IP: 2001:6f8:1178:4:5054:ff:fe8d:eefb X-SA-Exim-Mail-From: w.sang@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For the upcoming 2/6-format, we don't see debugfs output otherwise, since the current division results in 0. I'd think 10/14 is broken currently, too. Signed-off-by: Wolfram Sang --- rebased to topic/core drivers/base/regmap/regmap.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index b4475d8..3c34526 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -167,9 +167,9 @@ struct regmap *regmap_init(struct device *dev, mutex_init(&map->lock); map->format.buf_size = (config->reg_bits + config->val_bits) / 8; - map->format.reg_bytes = config->reg_bits / 8; + map->format.reg_bytes = DIV_ROUND_UP(config->reg_bits, 8); map->format.pad_bytes = config->pad_bits / 8; - map->format.val_bytes = config->val_bits / 8; + map->format.val_bytes = DIV_ROUND_UP(config->val_bits, 8); map->format.buf_size += map->format.pad_bytes; map->dev = dev; map->bus = bus; -- 1.7.2.5