From: Arno <star@gmx.li>
To: intel-gfx@lists.freedesktop.org, chris@chris-wilson.co.uk
Subject: Re: [Intel-gfx] intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
Date: Mon, 18 May 2020 09:06:30 +0200 [thread overview]
Message-ID: <fab11a35-be96-40c4-3572-6879eb39364a@gmx.li> (raw)
In-Reply-To: <aab05507-450d-5643-20af-500dec6bc59b@gmx.li>
[-- Attachment #1.1: Type: text/plain, Size: 1290 bytes --]
Is there another place to report this kind of issue? Didn't get any
feedback. Did I make mistakes in my mail? I already tried the Ubuntu
bug-tracker (see below) with no success.
Thank you,
Arno
Am 11.05.20 um 10:18 schrieb Arno:
>
> My laptop (core m5-6y54) starts flickering after returning from
> Suspend (to RAM) or other commands touching the video driver (xrandr,
> powertop --calibrate, ...)
>
> From kernel (tested with up to 5.7) I get the message:
>
> [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A
> FIFO underrun
>
> I added a bug with more details here:
>
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1872760
>
> but guys from Ubuntu seems not able to help (as it is an upstream bug) !?
>
> This happend not in older kernels, but these have the problem not to
> go in power save states. So I think the fix of that
>
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1863489
>
> causes this regression.
>
> Hope someone can help. For a laptop it is better to have both -
> standby and power saving. Thank you.
>
> Arno
>
>
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
[-- Attachment #1.2: Type: text/html, Size: 2679 bytes --]
[-- Attachment #2: Type: text/plain, Size: 160 bytes --]
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2020-05-18 7:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-11 8:18 [Intel-gfx] intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun Arno
2020-05-18 7:06 ` Arno [this message]
2020-05-18 7:21 ` Saarinen, Jani
2020-05-18 7:43 ` Vudum, Lakshminarayana
2020-06-28 10:38 ` Arno
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=fab11a35-be96-40c4-3572-6879eb39364a@gmx.li \
--to=star@gmx.li \
--cc=chris@chris-wilson.co.uk \
--cc=intel-gfx@lists.freedesktop.org \
/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).