Commit 91d8b0d6 authored Aug 12, 2011 by Philip Rakity Committed by Anton Vorontsov Aug 19, 2011

max17042_battery: Do not lose accuracy calculating current_now



PROP_CURRENT_NOW value is first divided then multiplied up
causing a lose of accuracy.  Use the same method as
PROP_CURRENT_AVG to do the calculation.

Signed-off-by: Philip Rakity <prakity@marvell.com>
Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>

parent 4cfa892c

drivers/power/max17042_battery.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -152,8 +152,7 @@ static int max17042_get_property(struct power_supply *psy,
		val->intval++;
		val->intval *= -1;
		}
		val->intval >>= 4;
		val->intval = 1000000 25 / chip->pdata->r_sns;
		val->intval *= 1562500 / chip->pdata->r_sns;
		} else {
		return -EINVAL;
		}