This bug is awaiting verification that the linux-mtk/5.15.0-1037.44
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-jammy-linux-mtk' to 'verification-done-jammy-
linux-mtk'. If the problem still exists, change the tag 'verification-
needed-jammy-linux-mtk' to 'verification-failed-jammy-linux-mtk'.


If verification is not done by 5 working days from today, this fix will
be dropped from the source code, and this bug will be closed.


See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how
to enable and use -proposed. Thank you!


** Tags added: kernel-spammed-jammy-linux-mtk-v2 
verification-needed-jammy-linux-mtk

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https://bugs.launchpad.net/bugs/2099371

Title:
  DSI and eDP panel can't rotate screen to flipped.

Status in linux-mtk package in Ubuntu:
  New
Status in linux-mtk source package in Jammy:
  Fix Committed

Bug description:
  [Summary]
  The Builtin panel (DSI and eDP) can't rotate screen to landscape(flipped) 
from Gonme-Control-Center (GCC), and both of them switched to Portrait 
Right/Left without any problem.
  Once switched to landscaped(flipped), the screen still show landscape 
(normal) but the touch button area is already switched to flipped.
  Image if the screen is already flipped, and touch the "Revert Settings" 
button.

  The touch part is already flipped but the graphic didn't flipped.

  On the same machine the external HDMI monitor can switch Portrait
  Right/Left and andscape(flipped) without any problem.

  dtbo: gpu-mali.dtbo video.dtbo apusys.dtbo display-dsiedphdmi.dtbo

  [Steps to reproduce]
  1. Boot in OS
  2. Open the GCC -> Display -> (select which monitor you want to do 
orientation) -> switch to landscape(flipped)

  [Expected result]
  Both DSI and eDP pannel rotate screen to flipped without any issue.

  [Actual result]
  screen stays the same orientation.

  LP: #2098837

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