** Description changed: - This bug is for tracking purpose. + [Impact] + If the codec is in rt_suspend while the controller is in rt_resume, + all audio jacks can't detect hotplug. + + [Fix] + Backport a upstream patch, this will enable WAKEEN in the period + between codec suspend and controller suspend. + + [Test] + Booting the patched kernel, add snd_sof_pci.sof_pci_debug=0x1 in + the bootargs, plug the headset to the audio jacks, the system + could detect the plug in or plug out. + + [Where problems could occur] + The patch enable the WAKEEN after codec is in rt_suspend, this + could affect the audio jack hotplug detection, if it introduces + regression, it will be on the audio jack detection, but this + possibility is very low, we already verified this patch on + many machines.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-oem-5.14 in Ubuntu. https://bugs.launchpad.net/bugs/1950540 Title: alsa/sof: All audio jacks can't detect hotplug when only codec is suspended Status in HWE Next: New Status in linux package in Ubuntu: In Progress Status in linux-oem-5.13 package in Ubuntu: Invalid Status in linux-oem-5.14 package in Ubuntu: Invalid Status in linux source package in Focal: Invalid Status in linux-oem-5.13 source package in Focal: In Progress Status in linux-oem-5.14 source package in Focal: In Progress Status in linux source package in Impish: In Progress Status in linux-oem-5.13 source package in Impish: Invalid Status in linux-oem-5.14 source package in Impish: Invalid Status in linux source package in Jammy: In Progress Status in linux-oem-5.13 source package in Jammy: Invalid Status in linux-oem-5.14 source package in Jammy: Invalid Bug description: [Impact] If the codec is in rt_suspend while the controller is in rt_resume, all audio jacks can't detect hotplug. [Fix] Backport a upstream patch, this will enable WAKEEN in the period between codec suspend and controller suspend. [Test] Booting the patched kernel, add snd_sof_pci.sof_pci_debug=0x1 in the bootargs, plug the headset to the audio jacks, the system could detect the plug in or plug out. [Where problems could occur] The patch enable the WAKEEN after codec is in rt_suspend, this could affect the audio jack hotplug detection, if it introduces regression, it will be on the audio jack detection, but this possibility is very low, we already verified this patch on many machines. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1950540/+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
