Re: i915 flickering with 5.12.X kernels

* Re: i915 flickering with 5.12.X kernels
       [not found] <CAMvHt_f6hJSerav+q+6BLLuR6Lu4ci_7wHO7F9eVHByxSKZ9Qw@mail.gmail.com>
@ 2021-05-06  5:20   ` Risto Paavola
  0 siblings, 0 replies; 4+ messages in thread
From: Risto Paavola @ 2021-05-06  5:20 UTC (permalink / raw)
  To: jani.nikula, joonas.lahtinen, rodrigo.vivi, airlied, daniel, intel-gfx
  Cc: linux-kernel, dri-devel

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Hello again,

I am trying to repost this message with one smaller video since I got many
error messages about oversized attachments.

BR,
-Risto

to 6. toukok. 2021 klo 7.57 Risto Paavola (risto.paavola@gmail.com)
kirjoitti:

> Hello!
>
> I noticed that when I compiled 5.12 and 5.12.1 kernels my display started
> to flicker maybe in once a second.
>
> With kernel 5.11.16 or below that there is no flickering. I'm using Gentoo
> testing and all other packages remained the same when I switched between
> 5.11.16 and 5.12.X.
>
> I have attached a couple of videos to this email to demonstrate the
> problem with kernel version 5.12.1. Sorry about the file sizes.
>
> These are the errors I am seeing in journal:
> May 06 07:49:24 nyrkki kernel: ACPI Error: Needed type [Reference], found
> [Integer] 0000000090bcaee8 (20210105/exresop-66)
> May 06 07:49:24 nyrkki kernel: ACPI Error: AE_AML_OPERAND_TYPE, While
> resolving operands for [OpcodeName unavailable] (20210105/dswexec-431)
> May 06 07:49:24 nyrkki kernel: ACPI Error: Aborting method \_PR.CPU0._PDC
> due to previous error (AE_AML_OPERAND_TYPE) (20210105/psparse-529)
> May 06 07:49:47 nyrkki kernel: DMAR: DRHD: handling fault status reg 2
> May 06 07:49:47 nyrkki kernel: DMAR: [DMA Write] Request device [00:02.0]
> PASID ffffffff fault addr c7fe5000 [fault reason 05] PTE Write access is
> not set
> May 06 07:49:47 nyrkki kernel: Bluetooth: hci0: unexpected event for
> opcode 0xfc2f
> May 06 07:49:49 nyrkki sddm-helper[2258]: gkr-pam: unable to locate daemon
> control file
> May 06 07:49:52 nyrkki kwin_x11[2322]: kwin_xkbcommon: XKB: couldn't find
> a Compose file for locale "en_FI.UTF-8"
> May 06 07:49:58 nyrkki systemd-coredump[4290]: [🡕] Process 2376
> (baloo_file) of user 1000 dumped core.
>
> I have noticed that people were having these kinds of issues a couple of
> years ago with pstates and/or psr. Maybe this bug in the latest kernel is
> also related to them?
>
> Hardware:
> Lenovo Thinkpad X1 Carbon, gen 2
> Latest BIOS 1.40
> Intel(R) Core(TM) i7-4550U CPU with Intel HD Graphics 5000
> 14.0" WQHD (2560x1440), 300nit, IPS
>
> Best Regards,
> -Risto
>
>
>

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