[ThinkPad P16 Gen1- Intel DG2] Suspend Resume is Blackscreen When External Monitor is Connected
Description: Suspend resume operation is blackscreen when external monitor is connected on ThinkPad P16 Gen1 with Intel DG2 GPU.
Reproducible: Always
Steps to Reproduce:
- Install Fedora 38 on ThinkPad P16 Gen1 with Intel DG2 GPU.
- Reboot the system.
- Connect an external monitor to the HDMI port.
- Set to extended desktop.
- Suspend the system. --> Keypoint
- Resume the system. --> Problem
Actual Results: Both internal and external monitors are blackscreen with blinking cursor on the internal display.
Expected Results: Both internal and external monitor should display normally after suspend resume operation.
System: ThinkPad P16 Gen 1 Platform: SKU3 BIOS: N3FET34W EC: N3FHT19W OS: Fedora 38 Kernel: 6.2.15-300.fc38.x86_64 CPU: 12th Gen Intel(R) Core(TM) i7-12850HX Display Adapter: Intel(R) Arc(TM) Pro A30M Graphics Intel(R) UHD Graphics External Monitor: Asus PA27AC
Others:
- The problem could also be reproduced on Ubuntu 22.04 with 6.1.0-1007-oem kernel.
- The problem could not be reproduced on Ubuntu 22.04 with 5.17.0-1020-oem kernel plus graphics driver installed from Intel repo.
- The problem could not be reproduced on ThinkPad P16 Gen2 with Intel DG2.