linux-kernel - Re: [PATCH] sbs-battery: fix power status when battery charging near dry

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Message-ID: <CAGS+omA7YgCvEJNTU2VB2xOu52nkowTuhBpykk=wOnjDAYFQWA@mail.gmail.com>
Date:	Sat, 9 Apr 2016 20:38:30 +1000
From:	Daniel Kurtz <djkurtz@...omium.org>
To:	YH Huang <yh.huang@...iatek.com>
Cc:	Sebastian Reichel <sre@...nel.org>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	linux-pm@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"moderated list:ARM/Mediatek SoC support" 
	<linux-mediatek@...ts.infradead.org>
Subject: Re: [PATCH] sbs-battery: fix power status when battery charging near dry

On Wed, Apr 6, 2016 at 12:32 PM, YH Huang <yh.huang@...iatek.com> wrote:
> POWER_SUPPLY_STATUS_NOT_CHARGING is used for AC connected, but
> battery not charging (e.g. because battery temperature is out
> of acceptable range).
>
> When battery is charging near dry and BATTERY_FULL_DISCHARGED is set,
> it is wrong to set as POWER_SUPPLY_STATUS_NOT_CHARGING.
> Just use BATTERY_DISCHARGING to decide the power supply status is
> discharging or charging.
>
> Signed-off-by: YH Huang <yh.huang@...iatek.com>

Reviewed-by: Daniel Kurtz <djkurtz@...omium.org>

> ---
>  drivers/power/sbs-battery.c |    4 ----
>  1 file changed, 4 deletions(-)
>
> diff --git a/drivers/power/sbs-battery.c b/drivers/power/sbs-battery.c
> index d6226d6..768b9fc 100644
> --- a/drivers/power/sbs-battery.c
> +++ b/drivers/power/sbs-battery.c
> @@ -382,8 +382,6 @@ static int sbs_get_battery_property(struct i2c_client *client,
>
>                 if (ret & BATTERY_FULL_CHARGED)
>                         val->intval = POWER_SUPPLY_STATUS_FULL;
> -               else if (ret & BATTERY_FULL_DISCHARGED)
> -                       val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING;
>                 else if (ret & BATTERY_DISCHARGING)
>                         val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
>                 else
> @@ -702,8 +700,6 @@ static void sbs_delayed_work(struct work_struct *work)
>
>         if (ret & BATTERY_FULL_CHARGED)
>                 ret = POWER_SUPPLY_STATUS_FULL;
> -       else if (ret & BATTERY_FULL_DISCHARGED)
> -               ret = POWER_SUPPLY_STATUS_NOT_CHARGING;
>         else if (ret & BATTERY_DISCHARGING)
>                 ret = POWER_SUPPLY_STATUS_DISCHARGING;
>         else
> --
> 1.7.9.5
>