From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755021Ab0EKQj6 (ORCPT ); Tue, 11 May 2010 12:39:58 -0400 Received: from buzzloop.caiaq.de ([212.112.241.133]:33750 "EHLO buzzloop.caiaq.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754754Ab0EKQjy (ORCPT ); Tue, 11 May 2010 12:39:54 -0400 From: Daniel Mack To: linux-kernel@vger.kernel.org Cc: Daniel Mack , Anton Vorontsov , Matt Reimer , Evgeniy Polyakov , Tejun Heo , David Woodhouse , Len Brown , Mark Brown Subject: [PATCH 3/3] power/ds2760_battery: use factor of 20 for rated_capacity Date: Tue, 11 May 2010 18:38:46 +0200 Message-Id: <1273595926-26249-3-git-send-email-daniel@caiaq.de> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1273595926-26249-1-git-send-email-daniel@caiaq.de> References: <1273595926-26249-1-git-send-email-daniel@caiaq.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In the ds2760 driver, the currently used factor of 10 to store the rated battery capacity internally is not sufficient for batteries > 2.55 Ah, as the 8-bit register will overflow for bigger values. Change the factor to 20 to broaden that range. Note that due to RATED_CAPACITY_FACTOR, the external interface won't change, neither for the writeable sysfs entires nor for the kernel rated_capacity module parameter. Signed-off-by: Daniel Mack Cc: Anton Vorontsov Cc: Matt Reimer Cc: Evgeniy Polyakov Cc: Tejun Heo Cc: David Woodhouse Cc: Len Brown Cc: Mark Brown --- drivers/power/ds2760_battery.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c index b82bf92..7b3043f 100644 --- a/drivers/power/ds2760_battery.c +++ b/drivers/power/ds2760_battery.c @@ -78,7 +78,7 @@ MODULE_PARM_DESC(current_accum, "current accumulator value"); /* Some batteries have their rated capacity stored a N * 10 mAh, while * others use an index into this table. */ -#define RATED_CAPACITY_FACTOR 10 +#define RATED_CAPACITY_FACTOR 20 static int rated_capacities[] = { 0, 920, /* Samsung */ -- 1.7.1