APPLIED[U]: [PATCH 0/3][SRU][L/K/J] RaptorLake: Fix the Screen is shaking by onboard HDMI port in mirror mode

Andrea Righi andrea.righi at canonical.com
Wed Mar 1 12:10:02 UTC 2023


On Fri, Feb 10, 2023 at 02:30:52PM +0800, Koba Ko wrote:
> BugLink: https://bugs.launchpad.net/bugs/1993561
> 
> [Impact]
> The Screen is shaking connected monitor to Onboard HDMI port.
> 
> [Fix]
> The interlaced mode is not supported for Intel Gen 12 onwards.
> Disable interlaced mode for DP&HDMI on Display >= 12.
> 
> Due to schedule, SRU for OEM kernels first.
> After these patches are merged to mainline/drmtip kernel, will SRU for generic kernels.
> 
> [Test Case]
> 1.Connected two external Monitor to the onboard HDMI/DP port .
> 2.Boot OS.
> 2.set mirror mode. (onboard HDMI / onboard DP)
> 3.check if screen shakes.
> 
> [Where problems could occur]
> Low, Remove interlace support for Display >= 12 so it wouldn't cause a regression.
> 
> [Misc]
> For Jammy, patch 0002 can't 'git am' cleanly so create another one.

Applied to lunar/linux-unstable (with the little change mentioned in my
previous email).

Thanks,
-Andrea



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