Public bug reported: [Impact] After resume from suspend, the mini-DP output from ASPEED BMC card is either blank or mess up.
[Fix] >From upstream 6.11 kernel, a fix of the blank screen after resume and the patchset refactors the CRTC's mode-setting code: https://lore.kernel.org/all/20240627153638.8765-1-tzimmerm...@suse.de/ [Test] Tested on hardware by vendor for 10 times of suspend and resume. The screen is OK. [Where problems could occur] It may break ASPEED drm support. ** Affects: hwe-next Importance: Undecided Status: New ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Affects: linux-oem-6.8 (Ubuntu) Importance: Undecided Status: New ** Affects: linux (Ubuntu Jammy) Importance: Undecided Status: Invalid ** Affects: linux-oem-6.8 (Ubuntu Jammy) Importance: Undecided Status: In Progress ** Affects: linux (Ubuntu Noble) Importance: Undecided Status: In Progress ** Affects: linux-oem-6.8 (Ubuntu Noble) Importance: Undecided Status: New ** Tags: oem-priority originate-from-2076401 sutton ** Tags added: oem-priority originate-from-2076401 sutton ** Description changed: [Impact] After resume from suspend, the mini-DP output from ASPEED BMC card is either blank or mess up. [Fix] - A fix of the blank screen after resume and + From upstream 6.11 kernel, a fix of the blank screen after resume and the patchset refactors the CRTC's mode-setting code: https://lore.kernel.org/all/20240627153638.8765-1-tzimmerm...@suse.de/ [Test] Tested on hardware by vendor for 10 times of suspend and resume. The screen is OK. [Where problems could occur] It may break ASPEED drm support. -- 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/2083022 Title: [SRU] Fix AST DP output after resume Status in HWE Next: New Status in linux package in Ubuntu: New Status in linux-oem-6.8 package in Ubuntu: New Status in linux source package in Jammy: Invalid Status in linux-oem-6.8 source package in Jammy: In Progress Status in linux source package in Noble: In Progress Status in linux-oem-6.8 source package in Noble: New Bug description: [Impact] After resume from suspend, the mini-DP output from ASPEED BMC card is either blank or mess up. [Fix] From upstream 6.11 kernel, a fix of the blank screen after resume and the patchset refactors the CRTC's mode-setting code: https://lore.kernel.org/all/20240627153638.8765-1-tzimmerm...@suse.de/ [Test] Tested on hardware by vendor for 10 times of suspend and resume. The screen is OK. [Where problems could occur] It may break ASPEED drm support. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/2083022/+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
