From: "Rafael J. Wysocki" <rafael@kernel.org>
To: Hans de Goede <hdegoede@redhat.com>,
Werner Sembach <wse@tuxedocomputers.com>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
Len Brown <lenb@kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/2] ACPI: video: Force backlight native for some TongFang devices
Date: Thu, 14 Jul 2022 20:29:56 +0200 [thread overview]
Message-ID: <CAJZ5v0h31uy6Yp3iyoZN1HnE6AWibyYVm1b8rUy=K0J0y3h-kg@mail.gmail.com> (raw)
In-Reply-To: <e67b965e-60a2-516c-9aa9-ff98a9645ec5@redhat.com>
On Wed, Jul 13, 2022 at 7:25 PM Hans de Goede <hdegoede@redhat.com> wrote:
>
> Hi,
>
> On 7/7/22 20:09, Werner Sembach wrote:
> > The TongFang PF5PU1G, PF4NU1F, PF5NU1G, and PF5LUXG/TUXEDO BA15 Gen10,
> > Pulse 14/15 Gen1, and Pulse 15 Gen2 have the same problem as the Clevo
> > NL5xRU and NL5xNU/TUXEDO Aura 15 Gen1 and Gen2:
> > They have a working native and video interface. However the default
> > detection mechanism first registers the video interface before
> > unregistering it again and switching to the native interface during boot.
> > This results in a dangling SBIOS request for backlight change for some
> > reason, causing the backlight to switch to ~2% once per boot on the first
> > power cord connect or disconnect event. Setting the native interface
> > explicitly circumvents this buggy behaviour by avoiding the unregistering
> > process.
> >
> > Signed-off-by: Werner Sembach <wse@tuxedocomputers.com>
> > Cc: stable@vger.kernel.org
>
> Thanks, the series looks good to me:
>
> Reviewed-by: Hans de Goede <hdegoede@redhat.com>
>
> for the series.
Both patches applied as 5.20 material, thanks!
prev parent reply other threads:[~2022-07-14 18:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-07 18:09 [PATCH 1/2] ACPI: video: Force backlight native for some TongFang devices Werner Sembach
2022-07-07 18:09 ` [PATCH 2/2] ACPI: video: Shortening quirk list by identifying Clevo by board_name only Werner Sembach
2022-07-13 17:25 ` [PATCH 1/2] ACPI: video: Force backlight native for some TongFang devices Hans de Goede
2022-07-14 18:29 ` Rafael J. Wysocki [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='CAJZ5v0h31uy6Yp3iyoZN1HnE6AWibyYVm1b8rUy=K0J0y3h-kg@mail.gmail.com' \
--to=rafael@kernel.org \
--cc=hdegoede@redhat.com \
--cc=lenb@kernel.org \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=wse@tuxedocomputers.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).