Node 0x10 [Audio Output] wcaps 0x411: Stereo
Device: name="VT1708 Analog", type="Audio", device=0
Converter: stream=8, channel=0
PCM:
rates [0x7e0]: 44100 48000 88200 96000 176400 192000
bits [0xa]: 16 24
formats [0x1]: PCM
does the driver still support 24 or 32 bit ?
speaker-test -c2 -t sine -F S16_LE
speaker-test -c2 -t sine -F S24_LE
speaker-test -c2 -t sine -F S32_LE
https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/patch_via.c?id=bc9b56238eedda865070dcaed6694d65b517c8d6
[ALSA] hda - Fix noise on VT1708 codec
We get quite noisy output on the right channel on VT1708 codec when 24bit
samples are used. Suppress the 24bit support until any real fix is found.
seem the limitation of playing 16 bits only seem removed by this patch
ALSA: hda - Use generic parser for VIA codec driver
https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/patch_via.c?id=b3f6008f2d511133e0f04782c437a13b6865d26b
-static const struct hda_pcm_stream vt1708_pcm_analog_s16_playback = {
- .substreams = 1,
- .channels_min = 2,
- .channels_max = 8,
- /* NID is set in via_build_pcms */
- /* We got noisy outputs on the right channel on VT1708 when
- * 24bit samples are used. Until any workaround is found,
- * disable the 24bit format, so far.
- */
- .formats = SNDRV_PCM_FMTBIT_S16_LE,
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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
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