Re: Detecting that a battery is inside a dock?

["Rafael J. Wysocki" <rjw@rjwysocki.net>]

On Thursday, May 07, 2015 11:11:39 AM Bastien Nocera wrote:
> On Thu, 2015-05-07 at 00:26 +0200, Rafael J. Wysocki wrote:
> > On Wednesday, May 06, 2015 04:20:17 PM Bastien Nocera wrote:
> > > On Wed, 2015-04-29 at 17:08 +0200, Bastien Nocera wrote:
> > > > Hey,
> > > > 
> > > > I have access to a convertible Toshiba machine where the 2nd 
> > > > battery 
> > > > is in detachable keyboard. This is the decompiled DSDT:
> > > > https://hadess.fedorapeople.org/toshiba.dsl
> > > > 
> > > > There's no BAT0, BAT1 is in the screen, and BAT2 is in the 
> > > > keyboard.
> > > > 
> > > > BAT2 can be ejected (it has an _EJD method), but the dock code 
> > > > doesn't 
> > > > see it as having a battery:
> > > > $ pwd
> > > > /sys/devices/platform/dock.0
> > > > $ cat flags
> > > > 16
> > > > $ cat type
> > > > dock_station
> > > > 
> > > > Any ideas what might be missing here?
> > > > 
> > > > I'd eventually like to be able to say that, if I can detect that 
> > > > the 
> > > > battery is inside the dock, to mark it as such in the UI[1] 
> > > > (even 
> > > > better would be to say it's "in the keyboard" but I'm not sure 
> > > > we 
> > > > can 
> > > > easily detect that).
> > > 
> > > Anyone?
> > 
> > Not now, sorry.  Too many things are going on in parallel and this 
> > one is
> > not the most urgent of them.
> 
> Sure. I didn't expect a bug fix straight away, I just wanted to know
> whether I was missing something.
> 
> > Please file a bug for it at bugzilla.kernel.org in the ACPI 
> > category, so it's
> > not forgotten.  Those bugs are looked at on a regular basis, so 
> > we'll get to
> > it at one point.
> > 
> 
> Filed as:
> https://bugzilla.kernel.org/show_bug.cgi?id=97841

Thanks!