Re: [PATCH] HID: quirks: really enable the intended work around for appledisplay
From: Jiri Kosina
Date: Thu Mar 12 2026 - 08:57:07 EST
On Sat, 21 Feb 2026, Jiri Kosina wrote:
> > > Commit c7fabe4ad921 ("HID: quirks: work around VID/PID conflict for
> > > appledisplay") intends to add a quirk for kernels built with Apple Cinema
> > > Display support, but it refers to the non-existing config option
> > > CONFIG_APPLEDISPLAY, whereas the config option for Apple Cinema Display
> > > support is named CONFIG_USB_APPLEDISPLAY.
> > >
> > > Refer to the intended config option CONFIG_USB_APPLEDISPLAY in the ifdef
> > > directive.
> > >
> > > Fixes: c7fabe4ad921 ("HID: quirks: work around VID/PID conflict for appledisplay")
> > > Signed-off-by: Lukas Bulwahn <lukas.bulwahn@xxxxxxxxxx>
> > > ---
> > >
> > > Note this fix suggests that the patch of commit c7fabe4ad921 in this form
> > > was never effectively tested, checking the effect that the commit message
> > > claims it would have.
> >
> > Thanks for spotting this. It was tested when I did this years ago. Though, maybe I
> > tested before adding the #if IS_ENABLED, anciently hit some key in Vim, o
> > something was renamed since then.
> >
> > Either way, I’ll get the display out of the basement and re-test it the coming days.
>
> Is there any results of this testing, please?
Friendly ping on this one :)
--
Jiri Kosina
SUSE Labs