Public bug reported: ===SRU Justification=== [Impact] xHC stays at D0 when system is in S3. Unfortunately D0 can't generate PME# wakeup event, so USB device can't wake the system.
[Test] Intel NUC can't be waken up by USB keyboard when the system is in S3. With the patch, USB keyboard can wake up the system. [Regression Potential] Low. The issue starts appearing from Gemini Lake, older generation hardware shouldn't get affected. ** Affects: linux (Ubuntu) Importance: Undecided Status: Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1759511 Title: Fix an issue that when system in S3, USB keyboard can't wake up the system. Status in linux package in Ubuntu: Confirmed Bug description: ===SRU Justification=== [Impact] xHC stays at D0 when system is in S3. Unfortunately D0 can't generate PME# wakeup event, so USB device can't wake the system. [Test] Intel NUC can't be waken up by USB keyboard when the system is in S3. With the patch, USB keyboard can wake up the system. [Regression Potential] Low. The issue starts appearing from Gemini Lake, older generation hardware shouldn't get affected. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1759511/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp