[SRU][OEM-5.17][PATCH 0/1] Fix output issue of USB-C to DP dongle on AMD

[Aaron Ma]

BugLink: https://bugs.launchpad.net/bugs/1988721

[Impact]
There is no output of external 4k DP monitor via USB-C to DP dongle.

[Fix]
Isolate link training sequence, the external DP monitor will be good.

[Test]
Verified on hardware, external 4k monitor works fine after re-plugin and suspend.

[Where problems could occur]
It may break the display output on AMD GPU.

This commit is from 5.18-rc1, and no issue on jammy kernel.
SRU for oem-5.17 only.

George Shen (1):
  drm/amd/display: Refactor fixed VS logic for non-transparent mode

 .../gpu/drm/amd/display/dc/core/dc_link_dp.c  | 102 +++++++++++++++++-
 1 file changed, 97 insertions(+), 5 deletions(-)

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2.34.1