There is a patch referencing this bug in the upstream 3.13-rc4 kernel. commit 0dfb9809e93b60946d1915b554138eb93595860c - ALSA: hda - Another Dell headset detection quirk
-- 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/1259437 Title: No external mic can be detected on the machines with codec (Subsystem Id: 0x10280628) Status in HWE Next Project: In Progress Status in The Linux Kernel: In Progress Status in “linux” package in Ubuntu: In Progress Bug description: 1. plug in a 3-ring headset 2. go to "sound settings" > "input" tab 3. check if external mic is detected To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1259437/+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