https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/775822
00:07.0 Audio device [0403]: nVidia Corporation MCP67 High Definition Audio
[10de:055c] (rev a1)
Subsystem: Acer Incorporated [ALI] Device [1025:0127]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
Latency: 0 (500ns min, 1250ns max)
Interrupt: pin A routed to IRQ 18
Region 0: Memory at f4480000 (32-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
Kernel driver in use: HDA Intel
Kernel modules: snd-hda-intel
seem using nvidia hda controller in the past
but class seem different
[ 0.216325] pci 0000:07:00.0: [168c:001c] type 00 class 0x020000
[ 0.216344] pci 0000:07:00.0: reg 0x10: [mem 0xf4000000-0xf400ffff 64bit]
[ 0.216468] pci 0000:07:00.0: disabling ASPM on pre-1.1 PCIe device. You
can enable it with 'pcie_aspm=force'
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Touch seeded packages, which is subscribed to alsa-driver in Ubuntu.
https://bugs.launchpad.net/bugs/1366612
Title:
PCI/internal sound card not detected
Status in alsa-driver package in Ubuntu:
Confirmed
Bug description:
I have no sound in my laptop since I had installed Ubuntu 14.04 LTS.
Recently, while going through the ubuntu forum to seek solution for it
I used the command:
aplay -l
output was:
aplay: device_list:268: no soundcards found...
Pls help...
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.13.0-35.62-generic 3.13.11.6
Uname: Linux 3.13.0-35-generic i686
ApportVersion: 2.14.1-0ubuntu3.3
Architecture: i386
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CurrentDesktop: Unity
Date: Mon Sep 8 01:40:59 2014
InstallationDate: Installed on 2014-06-28 (70 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release i386 (20140417)
PackageArchitecture: all
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Daemon
not responding.
SourcePackage: alsa-driver
Symptom: audio
Title: PCI/internal sound card not detected
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/04/2008
dmi.bios.vendor: Acer
dmi.bios.version: v1.3627
dmi.board.name: Mono
dmi.board.vendor: Acer, Inc.
dmi.board.version: Not Applicable
dmi.chassis.type: 1
dmi.chassis.vendor: Acer, Inc.
dmi.chassis.version: N/A
dmi.modalias:
dmi:bvnAcer:bvrv1.3627:bd02/04/2008:svnAcer,inc.:pnAspire4520:pvrNotApplicable:rvnAcer,Inc.:rnMono:rvrNotApplicable:cvnAcer,Inc.:ct1:cvrN/A:
dmi.product.name: Aspire 4520
dmi.product.version: Not Applicable
dmi.sys.vendor: Acer, inc.
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