Re: [RFC PATCH 2/3] platform/x86: Add Uniwill laptop driver

From: Lee Jones
Date: Thu Jun 19 2025 - 05:48:30 EST


On Tue, 17 Jun 2025, Armin Wolf wrote:

> Am 16.06.25 um 14:46 schrieb Werner Sembach:
>
> > Hi, small additon
> >
> > Am 15.06.25 um 19:59 schrieb Armin Wolf:
> > > +        functionality.
> > > +
> > > +What: /sys/bus/wmi/devices/ABBC0F6F-8EA1-11D1-00A0-C90629100000[-X]/rainbow_animation
> > > +Date:        Juni 2025
> > > +KernelVersion:    6.17
> > > +Contact:    Armin Wolf <W_Armin@xxxxxx>
> > > +Description:
> > > +        Forces the integrated lightbar to display a rainbow
> > > animation when the machine
> > > +        is not suspended. Writing "enable"/"disable" into this file
> > > enables/disables
> > > +        this functionality.
> > > +
> > > +        Reading this file returns the current status of the rainbow
> > > animation functionality.
> > > +
> > > +What: /sys/bus/wmi/devices/ABBC0F6F-8EA1-11D1-00A0-C90629100000[-X]/breathing_in_suspend
> > > +Date:        Juni 2025
> > > +KernelVersion:    6.17
> > > +Contact:    Armin Wolf <W_Armin@xxxxxx>
> > > +Description:
> > > +        Causes the integrated lightbar to display a breathing
> > > animation when the machine
> > > +        has been suspended and is running on AC power. Writing
> > > "enable"/"disable" into
> > > +        this file enables/disables this functionality.
> > > +
> > > +        Reading this file returns the current status of the
> > > breathing animation
> > > +        functionality.
> >
> > maybe this would be better under the /sys/class/leds/*/ tree if possible
>
> I CCed the LED mailing list so that they can give us advice on which location is the preferred one for new drivers.

No need to involve the LED subsystem for a hardware function controlled
by a single register value just because the interface involves an LED.

--
Lee Jones [李琼斯]