From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans de Goede Subject: [PATCH v2 10/14] power: max17042_battery: mAh readings depend on r_sns value Date: Fri, 14 Apr 2017 20:32:55 +0200 Message-ID: <20170414183259.24382-10-hdegoede@redhat.com> References: <20170414183259.24382-1-hdegoede@redhat.com> Return-path: Received: from mx1.redhat.com ([209.132.183.28]:39374 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753329AbdDNSdP (ORCPT ); Fri, 14 Apr 2017 14:33:15 -0400 In-Reply-To: <20170414183259.24382-1-hdegoede@redhat.com> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Sebastian Reichel , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Cc: Hans de Goede , linux-pm@vger.kernel.org The PROP_CHARGE_FULL code was hardcoded for the default sense resistor of 0.010 Ohm, make it use r_sns which contains the actual sense resistor value in micro-Ohms instead. Signed-off-by: Hans de Goede --- Changes in v2: -This is a new patch in v2 of this patch-set --- drivers/power/supply/max17042_battery.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply/max17042_battery.c index 0ce6c65..c380c5f 100644 --- a/drivers/power/supply/max17042_battery.c +++ b/drivers/power/supply/max17042_battery.c @@ -220,6 +220,7 @@ static int max17042_get_property(struct power_supply *psy, struct regmap *map = chip->regmap; int ret; u32 data; + u64 data64; if (!chip->init_complete) return -EAGAIN; @@ -309,7 +310,9 @@ static int max17042_get_property(struct power_supply *psy, if (ret < 0) return ret; - val->intval = data * 1000 / 2; + data64 = data * 5000000ll; + do_div(data64, chip->pdata->r_sns); + val->intval = data64; break; case POWER_SUPPLY_PROP_CHARGE_COUNTER: ret = regmap_read(map, MAX17042_QH, &data); -- 2.9.3