ACK: [SRU] [K/L/Unstable/OEM-6.1] [PATCH 0/1] Fix SHP 5457 panel flicker when PSR2 sel fetch is enabled

[Dimitri John Ledkov]

Acked-by: Dimitri John Ledkov <dimitri.ledkov at canonical.com>

On Fri, 24 Feb 2023 at 16:19, Kai-Heng Feng <kai.heng.feng at canonical.com> wrote:
>
> BugLink: https://bugs.launchpad.net/bugs/2007516
>
> [Impact]
> Panel SHP 5457 which can be found on XPS 9320 flickers when PSR2 sel
> fetch is enabled.
>
> [Fix]
> Disable PSR2 sel fetch as temporary workaround.
>
> [Test]
> PSR1 is enabled instead of PSR2. No more flicker can be observed.
>
> [Where problems could occur]
> PSR is capricious, maybe PSR1 isn't enough for some unknown corner case.
>
> Kai-Heng Feng (1):
>   UBUNTU: SAUCE: drm/i915/display/psr: Disable PSR2 sel fetch on panel
>     SHP 5457
>
>  drivers/gpu/drm/i915/display/intel_dp.c  |  2 +-
>  drivers/gpu/drm/i915/display/intel_dp.h  |  2 ++
>  drivers/gpu/drm/i915/display/intel_psr.c | 19 +++++++++++++++++++
>  3 files changed, 22 insertions(+), 1 deletion(-)
>
> --
> 2.34.1
>
>
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-- 
okurrr,

Dimitri