| Date | Thu, 27 Sep 2012 17:57:13 -0700 | From | Anton Vorontsov <> | Subject | Re: [PATCH 40/57] power: ab8500: ADC for battery thermistor |
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On Tue, Sep 25, 2012 at 10:12:37AM -0600, mathieu.poirier@linaro.org wrote: > From: Marcus Cooper <marcus.xm.cooper@stericsson.com> > > When using ABx500_ADC_THERM_BATCTRL the battery ID resistor > is combined with a NTC resistor to both identify the battery and > to measure its temperature. > > Signed-off-by: Marcus Cooper <marcus.xm.cooper@stericsson.com> > Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> > Reviewed-by: Mian Yousaf KAUKAB <mian.yousaf.kaukab@stericsson.com> > Reviewed-by: Michel JAOUEN <michel.jaouen@stericsson.com> > Reviewed-by: Hakan BERG <hakan.berg@stericsson.com> > Reviewed-by: Rabin VINCENT <rabin.vincent@stericsson.com> > --- > drivers/power/ab8500_btemp.c | 4 +++- > include/linux/mfd/abx500.h | 2 ++ > 2 files changed, 5 insertions(+), 1 deletions(-) > > diff --git a/drivers/power/ab8500_btemp.c b/drivers/power/ab8500_btemp.c > index 506f124..56a3bb9 100644 > --- a/drivers/power/ab8500_btemp.c > +++ b/drivers/power/ab8500_btemp.c > @@ -557,7 +557,9 @@ static int ab8500_btemp_id(struct ab8500_btemp *di) > /* BATTERY_UNKNOWN is defined on position 0, skip it! */ > for (i = BATTERY_UNKNOWN + 1; i < di->bat->n_btypes; i++) { > if ((res <= di->bat->bat_type[i].resis_high) && > - (res >= di->bat->bat_type[i].resis_low)) { > + (res >= di->bat->bat_type[i].resis_low) &&
I understand that you just change the already wrongly indentend code, so just something to consider for the future: the driver needs lot's of readability fixups, i.e. repeating di->bat, wrong indentation, too much indentation (some things can be factored out to separate functions), etc.
> + (di->bat->bat_type[i].adc_therm == > + di->bat->adc_therm)) { > dev_dbg(di->dev, "Battery detected on %s" > " low %d < res %d < high: %d" > " index: %d\n", > diff --git a/include/linux/mfd/abx500.h b/include/linux/mfd/abx500.h > index 97e918f..cb2b82a 100644 > --- a/include/linux/mfd/abx500.h > +++ b/include/linux/mfd/abx500.h > @@ -270,6 +270,7 @@ struct abx500_maxim_parameters { > * @low_high_cur_lvl: charger current in temp low/high state in mA > * @low_high_vol_lvl: charger voltage in temp low/high state in mV' > * @battery_resistance: battery inner resistance in mOhm. > + * @adc_therm: battery uses controller or resistor for temp. > * @n_r_t_tbl_elements: number of elements in r_to_t_tbl > * @r_to_t_tbl: table containing resistance to temp points > * @n_v_cap_tbl_elements: number of elements in v_to_cap_tbl > @@ -297,6 +298,7 @@ struct abx500_battery_type { > int low_high_cur_lvl; > int low_high_vol_lvl; > int battery_resistance; > + enum abx500_adc_therm adc_therm; > int n_temp_tbl_elements; > struct abx500_res_to_temp *r_to_t_tbl; > int n_v_cap_tbl_elements; > -- > 1.7.5.4
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