This bug was fixed in the package linux-oem-5.6 - 5.6.0-1027.27 --------------- linux-oem-5.6 (5.6.0-1027.27) focal; urgency=medium
* focal/linux-oem-5.6: 5.6.0-1027.27 -proposed tracker (LP: #1894714) * [SRU] [Focal/OEM-5.6/Groovy]Fix AMD usb host controller lost after stress S3 (LP: #1893914) - SAUCE: xhci: workaround for S3 issue on AMD SNPS 3.0 xHC -- Timo Aaltonen <timo.aalto...@canonical.com> Mon, 07 Sep 2020 19:24:05 +0300 ** Changed in: linux-oem-5.6 (Ubuntu Focal) Status: Fix Committed => Fix Released -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-oem-5.6 in Ubuntu. https://bugs.launchpad.net/bugs/1893914 Title: [SRU] [Focal/OEM-5.6/Groovy]Fix AMD usb host controller lost after stress S3 Status in HWE Next: In Progress Status in linux package in Ubuntu: In Progress Status in linux-oem-5.6 package in Ubuntu: In Progress Status in linux source package in Focal: In Progress Status in linux-oem-5.6 source package in Focal: Fix Released Status in linux source package in Groovy: In Progress Bug description: [Impact] When stress S3 on AMD 0x15e5 usb host controller, it failed to resume. The controller indicates "internal Host Controller Error" [Fix] To fix this, sparse controller enable bit has to be disabled. [Test Case] Verified on the target platform, OK for 100 times of S3. [Regression Potential] Low, Add specific ID quirk for hw, no other hw related, tested with positive results. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1893914/+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