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SubjectRe: [PATCH v4 1/4] power: supply: core: add quick charge type property
On Sun, Aug 02, 2020 at 02:00:15PM +0200, Pavel Machek wrote:
> On Mon 2020-07-20 13:47:14, Qiwu Huang wrote:
> > From: Qiwu Huang <huangqiwu@xiaomi.com>
> >
> > Reports the kind of quick charge type based on
> > different adapter power.
> >
> > Signed-off-by: Qiwu Huang <huangqiwu@xiaomi.com>
> > ---
> > Documentation/ABI/testing/sysfs-class-power | 21 +++++++++++++++++++++
> > drivers/power/supply/power_supply_sysfs.c | 1 +
> > include/linux/power_supply.h | 10 ++++++++++
> > 3 files changed, 32 insertions(+)
> >
> > diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power
> > index 216d61a22f1e..dd3773dcf16a 100644
> > --- a/Documentation/ABI/testing/sysfs-class-power
> > +++ b/Documentation/ABI/testing/sysfs-class-power
> > @@ -708,3 +708,24 @@ Description:
> >
> > Access: Read
> > Valid values: 1-31
> > +
> > +What: /sys/class/power_supply/<supply_name>/quick_charge_type
> > +Date: Jul 2020
> > +Contact: Fei Jiang <jiangfei1@xiaomi.com>
> > + Description:
> > + Reports the kind of quick charge type based on different adapter power.
> > + Different quick charge type represent different charging power.
> > + QUICK_CHARGE_NORMAL : Charging Power <= 10W
> > + QUICK_CHARGE_FAST : 10W < Charging Power <= 20W
> > + QUICK_CHARGE_FLASH : 20W < Charging Power <= 30W
> > + QUICK_CHARGE_TURBE : 30W < Charging Power <= 50W
> > + QUICK_CHARGE_SUPER : Charging Power > 50W
> > +
> > + Access: Read-Only
> > + Valid values:
> > + 0: QUICK_CHARGE_NORMAL,
> > + 1: QUICK_CHARGE_FAST,
> > + 2: QUICK_CHARGE_FLASH,
> > + 3: QUICK_CHARGE_TURBE,
> > + 4: QUICK_CHARGE_SUPER.
>
> NAK.
>
> Just expose value in watts or something... People are talking about > 100W charging, no
> need to go with fast/turbe/super/hyper/nonsense.
>
> BTW fast charge is already "well defined", and what you call Normal is usually fast charge.

I think these names come from the Qi charging spec, right? So lets use
what is given to us.

thanks,

greg k-h

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