More details to the above post: $ lspci -v | grep Audio 00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] SBx00 Azalia (Intel HDA) (rev 40) 01:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Caicos HDMI Audio [Radeon HD 6400 Series]
$ aplay -l **** List of PLAYBACK Hardware Devices **** card 0: SB [HDA ATI SB], device 0: ALC889 Analog [ALC889 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: SB [HDA ATI SB], device 1: ALC889 Digital [ALC889 Digital] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: HDMI [HDA ATI HDMI], device 3: HDMI 0 [HDMI 0] Subdevices: 1/1 Subdevice #0: subdevice #0 -- 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/864735 Title: [ATI HDMI] HDMI Audio Disabled by Default (since oneiric) Status in “alsa-driver” package in Ubuntu: Fix Released Bug description: Since kernel 3.0, upstream has disabled audio output for all ATI cards in the Radeon driver by default. === Workaround 1 === Edit /etc/default/grub and change this line: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" to this line GRUB_CMDLINE_LINUX_DEFAULT="quiet splash radeon.audio=1" Now run "sudo update-grub", then reboot your computer. === Or workaround 2 === Install the proprietary Catalyst driver. === There's no sound at all and videos playback in fast forward when outputting through the HDMI controller. This is a regression since it worked well in previous releases. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: alsa-base 1.0.24+dfsg-0ubuntu2 ProcVersionSignature: Ubuntu 3.0.0-12.19-generic-pae 3.0.4 Uname: Linux 3.0.0-12-generic-pae i686 AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24. ApportVersion: 1.23-0ubuntu2 Architecture: i386 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: melvin 8335 F.... pulseaudio /dev/snd/pcmC1D3p: melvin 8335 F...m pulseaudio /dev/snd/controlC0: melvin 8335 F.... pulseaudio Card0.Amixer.info: Card hw:0 'SB'/'HDA ATI SB at 0xfe6f4000 irq 16' Mixer name : 'Realtek ALC1200' Components : 'HDA:10ec0888,10ec0888,00100101' Controls : 38 Simple ctrls : 21 Card1.Amixer.info: Card hw:1 'HDMI'/'HDA ATI HDMI at 0xfe8e8000 irq 19' Mixer name : 'ATI RS690/780 HDMI' Components : 'HDA:1002791a,00791a00,00100000' Controls : 4 Simple ctrls : 1 Card1.Amixer.values: Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined penum Playback channels: Mono Mono: Playback [on] Date: Sun Oct 2 12:46:40 2011 InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110929) PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:HDMI failed Symptom_Card: RS780 Azalia controller - HDA ATI HDMI Symptom_Jack: Digital Out, HDMI Symptom_Type: No sound at all Title: [GT5676, ATI RS690/780 HDMI, Digital Out, HDMI] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 02/18/2008 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 7B3G1P04 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: Not Available dmi.board.vendor: Gateway dmi.board.version: Not Available dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: Gateway dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr7B3G1P04:bd02/18/2008:svnGateway:pnGT5676:pvr7B3G1P04:rvnGateway:rnNotAvailable:rvrNotAvailable:cvnGateway:ct3:cvr1.0: dmi.product.name: GT5676 dmi.product.version: 7B3G1P04 dmi.sys.vendor: Gateway To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/864735/+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
