SRU: https://lists.ubuntu.com/archives/kernel- team/2022-October/133992.html (unstable, oem-6.0)
** Description changed: + [SRU Justification] + + [Impact] + + DP tunneling on a certain thunderbolt docking doesn't work well. + + [Fix] + + Add a new IP version in the switch cases that supports DPIA. + + [Test Case] + + Connect an external monitor via thunderbolt docking station. + + [Where problems could occur] + + DPIA is supported on AMD DCN314 gpu platforms. With or without it may + both introduce compatibility issues as what to be solve here. + + [Other Info] + + While this applies to AMD Phoenix/Phoenix2 platforms, only oem-6.0 or + above are nominated for fix. + + ========== original bug description ========== + Observed unsuccessfully light-up on some TBT docking with the single monitor connected, adding a new IP version to enable DPIA functionality. https://gitlab.freedesktop.org/agd5f/linux/-/commit/6fc6c3a991c2a983336ed230938937617a1394ab -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-oem-6.0 in Ubuntu. https://bugs.launchpad.net/bugs/1992723 Title: Enable DP tunneling functionality on AMD Pink Sardine Status in HWE Next: New Status in linux package in Ubuntu: Invalid Status in linux-oem-6.0 package in Ubuntu: Invalid Status in linux source package in Jammy: Invalid Status in linux-oem-6.0 source package in Jammy: In Progress Status in linux source package in Kinetic: Invalid Status in linux-oem-6.0 source package in Kinetic: Invalid Bug description: [SRU Justification] [Impact] DP tunneling on a certain thunderbolt docking doesn't work well. [Fix] Add a new IP version in the switch cases that supports DPIA. [Test Case] Connect an external monitor via thunderbolt docking station. [Where problems could occur] DPIA is supported on AMD DCN314 gpu platforms. With or without it may both introduce compatibility issues as what to be solve here. [Other Info] While this applies to AMD Phoenix/Phoenix2 platforms, only oem-6.0 or above are nominated for fix. ========== original bug description ========== Observed unsuccessfully light-up on some TBT docking with the single monitor connected, adding a new IP version to enable DPIA functionality. https://gitlab.freedesktop.org/agd5f/linux/-/commit/6fc6c3a991c2a983336ed230938937617a1394ab To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1992723/+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
