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    SubjectRe: [PATCH 02/14] POWER: bq27x00: Improve temperature precession
    On Sun, Feb 06, 2011 at 01:47:59AM +0100, Lars-Peter Clausen wrote:
    > This patch improves the precession of the temperature property of the bq27x00
    > driver.
    > By dividing before multiplying the current code effectively cuts of the last
    > decimal digit. This patch fixes it by multiplying before dividing.
    >
    > Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
    > ---
    > drivers/power/bq27x00_battery.c | 2 +-
    > 1 files changed, 1 insertions(+), 1 deletions(-)
    >
    > diff --git a/drivers/power/bq27x00_battery.c b/drivers/power/bq27x00_battery.c
    > index bb043f9..4f74659 100644
    > --- a/drivers/power/bq27x00_battery.c
    > +++ b/drivers/power/bq27x00_battery.c
    > @@ -109,7 +109,7 @@ static int bq27x00_battery_temperature(struct bq27x00_device_info *di)
    > if (di->chip == BQ27500)
    > return temp - 2731;
    > else
    > - return ((temp >> 2) - 273) * 10;
    > + return ((temp * 5) - 5463) / 2;
    > }
    >
    > /*
    > --
    > 1.7.2.3

    Acked-by: Rodolfo Giometti <giometti@linux.it>

    --

    GNU/Linux Solutions e-mail: giometti@enneenne.com
    Linux Device Driver giometti@linux.it
    Embedded Systems phone: +39 349 2432127
    UNIX programming skype: rodolfo.giometti
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