Re: no hw.acpi.video.lcd0 with graphics/drm-510-kmod

In reply to: Pete Wright : "no hw.acpi.video.lcd0 with graphics/drm-510-kmod"
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From: Maurizio Vairani <maurizio1018_at_gmail.com>
Date: Mon, 23 May 2022 07:18:46 UTC

Il giorno dom 22 mag 2022 alle ore 18:08 Pete Wright <pete@nomadlogic.org>
ha scritto:

> hello,
> i have a lenovo P43s laptop running current.  i've noticed that since
> graphics/drm-510-kmod became available hw.acpi.video.lcd0 ceases to
> exist (which makes it impossible to adjust screen brightness).  i've
> installed graphics/drm-54-kmod and things work as expected.  previously
> i was running drm-devel-kmod without issues, so i think it's probably an
> issue with the 5.10 driver?
>
> i can file a bug report for this (or just test out patches here if
> that's easier), but wanted to see if anyone here had observed this on
> other laptops first.
>
> cheers,
> -pete
>
> --
> Pete Wright
> pete@nomadlogic.org
> @nomadlogicLA
>
>
> Hello,
to adjust screen brightness, on a Lenovo ThinkPad T450, I use the
graphics/intel-backlight port.
Regards,
Maurizio