From: Paul Zimmerman <pauldzim@gmail.com>
To: Timo Aaltonen <tjaalton@ubuntu.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>,
Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
Rodrigo Vivi <rodrigo.vivi@intel.com>,
intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [Intel-gfx] [PATCH RFC] Revert "drm/i915: Try to use fast+narrow link on eDP again and fall back to the old max strategy on failure"
Date: Mon, 10 May 2021 13:49:42 -0700 [thread overview]
Message-ID: <CADBGO7_cH2e1-zgVNvwVPRogqeFjTfJhKcuTfdF=xc_GoMmknA@mail.gmail.com> (raw)
In-Reply-To: <02957632-b050-f9eb-fcd8-75db9c92b8e0@ubuntu.com>
On Mon, May 10, 2021 at 7:00 AM Timo Aaltonen <tjaalton@ubuntu.com> wrote:
>
> On 9.5.2021 7.43, Paul Zimmerman wrote:
> > This reverts commit 2bbd6dba84d44219387df051a1c799b7bac46099.
> >
> > Since 5.12-rc2, my Dell XPS-15 laptop has had a blank screen on boot.
> > The system seems to run fine other than having no display, I am able
> > to ssh into the machine. I don't see anything interesting in the dmesg
> > log. I bisected the problem down to this commit, and reverting it fixes
> > the problem.
>
> Have you tried with drm-tip? It has acca7762eb71bc0 which hopefully
> helps here.
I picked that one commit from the drm-tip tree (wasn't sure how to merge
the entire tree into the kernel) and can confirm that it does fix the problem.
Thank you! I hope the fix will be sent to Linus pretty soon, and it will need
backporting to the 5.12 kernel as well.
- Paul
WARNING: multiple messages have this Message-ID (diff)
From: Paul Zimmerman <pauldzim@gmail.com>
To: Timo Aaltonen <tjaalton@ubuntu.com>
Cc: intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [Intel-gfx] [PATCH RFC] Revert "drm/i915: Try to use fast+narrow link on eDP again and fall back to the old max strategy on failure"
Date: Mon, 10 May 2021 13:49:42 -0700 [thread overview]
Message-ID: <CADBGO7_cH2e1-zgVNvwVPRogqeFjTfJhKcuTfdF=xc_GoMmknA@mail.gmail.com> (raw)
In-Reply-To: <02957632-b050-f9eb-fcd8-75db9c92b8e0@ubuntu.com>
On Mon, May 10, 2021 at 7:00 AM Timo Aaltonen <tjaalton@ubuntu.com> wrote:
>
> On 9.5.2021 7.43, Paul Zimmerman wrote:
> > This reverts commit 2bbd6dba84d44219387df051a1c799b7bac46099.
> >
> > Since 5.12-rc2, my Dell XPS-15 laptop has had a blank screen on boot.
> > The system seems to run fine other than having no display, I am able
> > to ssh into the machine. I don't see anything interesting in the dmesg
> > log. I bisected the problem down to this commit, and reverting it fixes
> > the problem.
>
> Have you tried with drm-tip? It has acca7762eb71bc0 which hopefully
> helps here.
I picked that one commit from the drm-tip tree (wasn't sure how to merge
the entire tree into the kernel) and can confirm that it does fix the problem.
Thank you! I hope the fix will be sent to Linus pretty soon, and it will need
backporting to the 5.12 kernel as well.
- Paul
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Intel-gfx mailing list
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next prev parent reply other threads:[~2021-05-10 20:50 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-09 4:43 [PATCH RFC] Revert "drm/i915: Try to use fast+narrow link on eDP again and fall back to the old max strategy on failure" Paul Zimmerman
2021-05-09 4:43 ` [Intel-gfx] " Paul Zimmerman
2021-05-09 23:19 ` Paul Zimmerman
2021-05-09 23:19 ` [Intel-gfx] " Paul Zimmerman
2021-05-10 10:31 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork
2021-05-10 13:59 ` [Intel-gfx] [PATCH RFC] " Timo Aaltonen
2021-05-10 13:59 ` Timo Aaltonen
2021-05-10 20:49 ` Paul Zimmerman [this message]
2021-05-10 20:49 ` Paul Zimmerman
2021-05-11 12:55 ` Jani Nikula
2021-05-11 12:55 ` Jani Nikula
2021-05-11 12:56 ` Jani Nikula
2021-05-11 12:56 ` Jani Nikula
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