Can not resume from suspend, screen black with backlight

[openminded]

Suspend problems with LPSS on Alder Lake CPU

Hi folks, (my 1st post, please be gentle Currently running Release: 21.2.1 (Qonos) / with 5.15.12.1 kernel I’ve upgraded CPU and motherboard on my PC, to i7-12700kf and z690 (board: gigabyte z690 gaming x ddr4 with F6 bios which is the latest currently). Since the upgrade been having problems with resume from s3 suspend in Linux (tried 5.13, 5.14, 5.15 and couple of RC of 5.16). Simptoms: PC would start resuming - i.e. fans would start spinning, disk would blink once, but th…

Seems like this is a workaround we need.