https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/?id=78fad343a4fd4c837e3034dcbca13269a783e0f6
ALSA: intel8x0 - add Dell Optiplex GX620 (AD1981B) to AC97 clock whitelist your ac97 registers in 14.04 should be same as your 12.04 or the alsa info in the bug report of the above patch -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/893210 Title: [Dell OptiPlex GX620 - AD1981b, playback] No sound at all Status in ALSA driver: Confirmed Status in alsa-driver package in Ubuntu: Incomplete Bug description: fresh install of ubuntu studio and updates but internal speakers do not play. dell optiplex gx620 love ya ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: alsa-base 1.0.24+dfsg-0ubuntu2 ProcVersionSignature: Ubuntu 3.0.0-13.22-generic 3.0.6 Uname: Linux 3.0.0-13-generic i686 AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24. ApportVersion: 1.23-0ubuntu4 Architecture: i386 Card0.Amixer.info: Card hw:0 'ICH7'/'Intel ICH7 with AD1981B at irq 23' Mixer name : 'Analog Devices AD1981B' Components : 'AC97a:41445374' Controls : 28 Simple ctrls : 20 Card1.Amixer.info: Card hw:1 'Device'/'C-Media Electronics Inc. USB Multimedia Audio Device at usb-0000:00:1d.7-4.1.4,' Mixer name : 'USB Mixer' Components : 'USB0d8c:0105' Controls : 13 Simple ctrls : 6 Date: Mon Nov 21 11:51:25 2011 InstallationMedia: Ubuntu-Studio 11.10 "Oneiric Ocelot" - Release i386 (20111011.1) PackageArchitecture: all ProcEnviron: PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:ICH7 failed Symptom_Card: CM108 Audio Controller - USB Multimedia Audio Device Symptom_Type: No sound at all Title: [ICH4 - Intel ICH7, playback] No sound at all UpgradeStatus: Upgraded to oneiric on 2011-11-12 (8 days ago) dmi.bios.date: 11/30/2006 dmi.bios.vendor: Dell Inc. dmi.bios.version: A11 dmi.board.name: 0F8101 dmi.board.vendor: Dell Inc. dmi.chassis.type: 15 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA11:bd11/30/2006:svnDellInc.:pnOptiPlexGX620:pvr:rvnDellInc.:rn0F8101:rvr:cvnDellInc.:ct15:cvr: dmi.product.name: OptiPlex GX620 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/alsa-driver/+bug/893210/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp