http://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/hda_jack.c?id=a9c74173f4be2a536ef8d8c88642e41527f2d8b4
you need to ask the author about the definition of is_jack_detectable function the pincap of HP and mic pin of your vt1708 support AC_PINCAP_PRES_DETECT but widget cap does no suuport unsolicited event AC_WCAP_UNSOL_CAP http://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/patch_via.c?id=05dc0fc9d01537a66d9a0cffe2e96296d8f4c7ac ask the author why Jack detect is not implemented for the Mic jack http://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/patch_via.c?id=f672f65a1c15b04e09d25701a8b5be47bad9376a why Mic phantom Jack still create ? https://wiki.ubuntu.com/Audio/UpgradingAlsa/DKMS are you using the latest alsa driver ? is_jack_detectable(struct hda_codec *codec, hda_nid_t nid) +{ + if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_PRES_DETECT)) + return false; + if (!codec->ignore_misc_bit && + (get_defcfg_misc(snd_hda_codec_get_pincfg(codec, nid)) & + AC_DEFCFG_MISC_NO_PRESENCE)) + return false; + if (!(get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP)) + return false; + return true; +} -- 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/1225622 Title: [FUJITSU AMILO La1703, VT1708, playback] No sound at all Status in “alsa-driver” package in Ubuntu: New Bug description: Description: Ubuntu 13.04 Release: 13.04 The on-board soundcard appears on sound configuration page and on alsa-mixer, all the channels have the volume at maximum but it doesn't play any sound. ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: alsa-base 1.0.25+dfsg-0ubuntu4 ProcVersionSignature: Ubuntu 3.8.0-30.44-generic 3.8.13.6 Uname: Linux 3.8.0-30-generic x86_64 ApportVersion: 2.9.2-0ubuntu8.3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: emil 2203 F.... pulseaudio Date: Sun Sep 15 11:45:59 2013 EcryptfsInUse: Yes InstallationDate: Installed on 2013-03-15 (183 days ago) InstallationMedia: Xubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130311.1) MarkForUpload: True PackageArchitecture: all SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:VT82xx failed Symptom_Card: VT8237A/VT8251 HDA Controller - HDA VIA VT82xx Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: emil 2203 F.... pulseaudio Symptom_Type: No sound at all Title: [HDA-Intel - HDA VIA VT82xx, playback] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/02/2007 dmi.bios.vendor: Phoenix dmi.bios.version: 8.2-0023-M007 dmi.board.name: E25 dmi.board.vendor: Inventec dmi.board.version: Rev 01 dmi.chassis.asset.tag: User Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: FUJITSU SIEMENS dmi.chassis.version: E25_____ dmi.modalias: dmi:bvnPhoenix:bvr8.2-0023-M007:bd08/02/2007:svnFUJITSUSIEMENS:pnAMILOLa1703:pvr1.0:rvnInventec:rnE25:rvrRev01:cvnFUJITSUSIEMENS:ct10:cvrE25_____: dmi.product.name: AMILO La1703 dmi.product.version: 1.0 dmi.sys.vendor: FUJITSU SIEMENS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1225622/+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