@kaxing, you can get the latest alsa dkms at https://launchpad.net/~ubuntu-audio- dev/+archive/ubuntu/alsa-daily/+packages
so far, there is no plan to backport to kernel-3.13. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1409675 Title: [Dell Latitude E5450, Realtek ALC293] Microphone is being detected as headphone Status in HWE Next Project: Triaged Status in alsa-driver package in Ubuntu: Confirmed Bug description: External microphone is not working when plugged into the headset(combo) jack, even plugging headset(four rings) into the jack the headset micrphone will not working. However built-in (next to webcam) micrphone works perfectly, with above situation. Step to reproduce: 1. plug the headset or microphone connector into the headset jack on the side of laptop Expected result: Recording voice with plugged/exertnal microphone Actual result: Recording only went throug the buil-in microphone. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: alsa-base 1.0.25+dfsg-0ubuntu4 ProcVersionSignature: Ubuntu 3.13.0-43.72-generic 3.13.11.11 Uname: Linux 3.13.0-43-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.6 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 1385 F.... pulseaudio /dev/snd/controlC1: ubuntu 1385 F.... pulseaudio CurrentDesktop: Unity Date: Mon Jan 12 05:38:33 2015 InstallationDate: Installed on 2015-01-12 (0 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_AlsaRecordingTest: ALSA recording test through plughw:PCH successful Symptom_Card: Built-in Audio - HDA Intel PCH Symptom_Jack: Mic, Internal Symptom_PulseAudioRecordingTest: PulseAudio recording test through plughw:PCH successful Symptom_Type: None of the above Title: [Latitude E5450, Realtek ALC293, Mic, Internal] Recording problem UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/06/2014 dmi.bios.vendor: Dell Inc. dmi.bios.version: A00 dmi.board.name: 013BI5 dmi.board.vendor: Dell Inc. dmi.board.version: X03 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA00:bd08/06/2014:svnDellInc.:pnLatitudeE5450:pvr01:rvnDellInc.:rn013BI5:rvrX03:cvnDellInc.:ct9:cvr: dmi.product.name: Latitude E5450 dmi.product.version: 01 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1409675/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
