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See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases Please upgrade to the latest version and re-test. ** Changed in: pulseaudio (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/236372 Title: SPDIF on hda-intel does not support more than two channels Status in pulseaudio package in Ubuntu: Incomplete Bug description: Description: Ubuntu 8.04 Release: 8.04 I cannot get my Intel ALC883/888 to work with S/PDIF IEC958 to work on anything except two channels aplay -L default:CARD=Intel HDA Intel, ALC883 Analog Default Audio Device front:CARD=Intel,DEV=0 HDA Intel, ALC883 Analog Front speakers surround40:CARD=Intel,DEV=0 HDA Intel, ALC883 Analog 4.0 Surround output to Front and Rear speakers surround41:CARD=Intel,DEV=0 HDA Intel, ALC883 Analog 4.1 Surround output to Front, Rear and Subwoofer speakers surround50:CARD=Intel,DEV=0 HDA Intel, ALC883 Analog 5.0 Surround output to Front, Center and Rear speakers surround51:CARD=Intel,DEV=0 HDA Intel, ALC883 Analog 5.1 Surround output to Front, Center, Rear and Subwoofer speakers surround71:CARD=Intel,DEV=0 HDA Intel, ALC883 Analog 7.1 Surround output to Front, Center, Side, Rear and Woofer speakers iec958:CARD=Intel,DEV=0 HDA Intel, ALC883 Digital IEC958 (S/PDIF) Digital Audio Output null Two channels work fine. speaker-test -D iec958 -c 2 speaker-test 1.0.16 Playback device is iec958 Stream parameters are 48000Hz, S16_LE, 2 channels Using 16 octaves of pink noise Rate set to 48000Hz (requested 48000Hz) Buffer size range from 64 to 16384 Period size range from 32 to 8192 Using max buffer size 16384 Periods = 4 was set period_size = 4096 was set buffer_size = 16384 0 - Front Left 1 - Front Right Time per period = 5.632152 Does not work with any other number of channels e.g. $ speaker-test -D iec958 -c 6 speaker-test 1.0.16 Playback device is iec958 Stream parameters are 48000Hz, S16_LE, 6 channels Using 16 octaves of pink noise Channels count (6) not available for playbacks: Invalid argument Setting of hwparams failed: Invalid argument To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/236372/+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