PCI/internal sound card not detected

[Dschmidt20]

Ubuntu 13.04
No sound from either speakers or headphones on Toshiba Qosmio laptop.
Sound card Intel Corp 7 Series /C 210 Series chipset family PCI express root port 1 (rev c4) not detected

ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: alsa-base 1.0.25+dfsg-0ubuntu4
ProcVersionSignature: Ubuntu 3.8.0-19.30-generic 3.8.8
Uname: Linux 3.8.0-19-generic x86_64
ApportVersion: 2.9.2-0ubuntu8
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
Date: Thu May 9 23:09:00 2013
EcryptfsInUse: Yes
InstallationDate: Installed on 2013-05-09 (1 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Release amd64 (20130424)
MarkForUpload: True
PackageArchitecture: all
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Title: PCI/internal sound card not detected
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/02/2012
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: 1.50
dmi.board.name: Portable PC
dmi.board.vendor: TOSHIBA
dmi.board.version: MP
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: OEM Chassis Manufacturer
dmi.chassis.version: OEM Chassis Version
dmi.modalias: dmi:bvnInsydeCorp.:bvr1.50:bd07/02/2012:svnTOSHIBA:pnQosmioX870:pvrPSPLXU-02M019:rvnTOSHIBA:rnPortablePC:rvrMP:cvnOEMChassisManufacturer:ct10:cvrOEMChassisVersion:
dmi.product.name: Qosmio X870
dmi.product.version: PSPLXU-02M019
dmi.sys.vendor: TOSHIBA