[Kernel-packages] [Bug 2006994] Re: Ubuntu 22.10 and Dell Latitude 7390 – screen does not turn back on after waking up from sleep

Using the following kernel boot args: `GRUB_CMDLINE_LINUX_DEFAULT="quiet splash i915.enable_psr=0 i915.enable_dc=0 intel_idle.max_cstate=1"` So far I haven't got any issues waking from sleep. @Attila can you confirm if it works for you? -- You received this bug notification because you are a

[Kernel-packages] [Bug 2006994] Re: Ubuntu 22.10 and Dell Latitude 7390 – screen does not turn back on after waking up from sleep

Thanks for posting @Attila. So it turns out I'm still getting the occasional freezing still also. I have found another kernel boot arg to try. `i915.enable_dc=0` I'm going to add this now and see if it helps. -- You received this bug notification because you are a member of Kernel Packages,

[Kernel-packages] [Bug 2006994] Re: Ubuntu 22.10 and Dell Latitude 7390 – screen does not turn back on after waking up from sleep

Can you try adding `intel_idle.max_cstate=1` kernel boot arg. So far it seems to have fixed the suspend-wakeup issue on AC power for me. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.