Public bug reported:
[Impact]
After upgrading to Ubuntu-oem-4.15.0-1076.86, the system can't detect external
mic after S3. It's an regression.
[Fix]
The newly introduce patches lead to the issue, so have to revert them.
fe1df22843c1 UBUNTU: SAUCE: ALSA: hda - chain the headset fix to an existing
quirk
7c6fd532f7b6 UBUNTU: SAUCE: ALSA: hda - don't forcibly resume the codec on
two DELL machines
[Test]
Verified on Dell OptiPlex 7070 Ultra and confirmed the mic keeps working after
several S3.
[Regression]
The 2 commits are for bug 1858156 and bug 1845140, we need to find other
solution for the 2 issues.
** Affects: linux-oem (Ubuntu)
Importance: Undecided
Status: Invalid
** Affects: linux-oem (Ubuntu Bionic)
Importance: Undecided
Assignee: AceLan Kao (acelankao)
Status: In Progress
** Also affects: linux-oem (Ubuntu Bionic)
Importance: Undecided
Status: New
** Changed in: linux-oem (Ubuntu)
Status: New => Invalid
** Changed in: linux-oem (Ubuntu Bionic)
Assignee: (unassigned) => AceLan Kao (acelankao)
** Changed in: linux-oem (Ubuntu Bionic)
Status: New => In Progress
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https://bugs.launchpad.net/bugs/1868510
Title:
Dell OptiPlex 7070 Ultra can detect external mic after S3
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