Re: input/i8042: Malfunctioning brightness keys on HP Elite Dragonfly G2

From: Alex Dewar
Date: Thu Jul 14 2022 - 05:25:05 EST


On Wed, 2022-07-13 at 16:34 +0000, Lopez, Jorge A (Security) wrote:
> HI Alex,
>
> HP is working in publishing HP BIOS to LVFS and the team is making
> progress. 
> There are several BIOS published and it appears BIOS for your Elite
> Dragonfly is one of them.  
> See https://fwupd.org/lvfs/firmware/10948.
>
> The BIOS is applicable to notebooks with T90 type BIOS.  If you
> decide to try flashing the firmware, please do it at your own risk.
>
> BIOS-System Firmware (1)
> HP BIOS and System Firmware (T90)
> Version: 01.09.10 Rev.A 
>
>

Great! Thanks 🙂
>
> Regards,
>
> Jorge Lopez
> Hewlett-Packard
>
> “Once you stop learning, you start dying”
> Albert Einstein
>
> -----Original Message-----
> From: Alex Dewar <alex.dewar@xxxxxxxxx>
> Sent: Wednesday, July 13, 2022 3:17 AM
> To: Lopez, Jorge A (Security) <jorge.lopez2@xxxxxx>; Hans de Goede
> <hdegoede@xxxxxxxxxx>; dmitry.torokhov@xxxxxxxxx; tiwai@xxxxxxx;
> markgross@xxxxxxxxxx
> Cc: linux-input@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> platform-driver-x86@xxxxxxxxxxxxxxx
> Subject: Re: input/i8042: Malfunctioning brightness keys on HP Elite
> Dragonfly G2
>
> On Mon, 2022-07-11 at 14:59 +0000, Lopez, Jorge A (Security) wrote:
> > Hi Alex,
> >
> > Thank you for the BIOS information.   The problem you are
> > experiencing
> > was fixed in BIOS version 01.07.02 Rev.A
> >
> >         - Fixes an issue where Fn+F3/F4 do not change the
> > brightness
> > of the display panel when the Privacy Panel is enabled in the F10
> > settings.
> >
> > The latest BIOS version is 01.09.01 Rev.A so the problem will be
> > resolved after BIOS upgrade.    BIOS is not available via LVFS, you
> > will need to install it via Windows executable.
> > https://support.hp.com/us-en/drivers/laptops
> >
> > Let me know if the problem is resolved.
>
> That worked a treat. Thanks!
>
> And if you have an internal ticked called "Support Elitebooks on
> LVFS"
> or similar, feel free to add my +1 to it 😉
>
> Best,
> Alex
>