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adl: can't output 4k@60hz with tbt4 dock

Platform:
CPU: ADL-ES
GPU: ADL-DVT1

Description:
SUT attach TBT4 dock, plug in two 4K monitor, the monitor resolution can't reach 4K 60Hz

Reproduce Steps:

  1. Connect two 4K external monitor to TBT4 dock
  2. the monitor resolution can't reach 4K 60Hz

Result:
SUT attach TBT4 dock, plug in two 4K monitor, the monitor resolution can't reach 4K 60Hz

two_4k_ok.log

Edited by kobako
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