Headphones do not work/mute internal mic

[Marc Legris]

When plugging in a pair of headphones, the internal speaker is not muted and continues to function. The headset itself does not output any sound.
---
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: i386
ArecordDevices:
 **** List of CAPTURE Hardware Devices ****
 card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
   Subdevices: 0/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: u 1557 F.... pulseaudio
 /dev/snd/pcmC0D0c: u 1557 F...m pulseaudio
Card0.Amixer.info:
 Card hw:0 'Intel'/'HDA Intel at 0xf6afc000 irq 48'
   Mixer name : 'Conexant CX20585'
   Components : 'HDA:14f15069,10280401,00100302'
   Controls : 12
   Simple ctrls : 10
DistroRelease: Ubuntu 10.10
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
Package: alsa-driver (not installed)
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.35-22.33-generic 2.6.35.4
Tags: maverick
Uname: Linux 2.6.35-22-generic i686
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 10/19/2010
dmi.bios.vendor: Dell Inc.
dmi.bios.version: X20
dmi.board.name: C2E3C1
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrX20:bd10/19/2010:svnDellInc.:pnVostro1014:pvr:rvnDellInc.:rnC2E3C1:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: Vostro 1014
dmi.sys.vendor: Dell Inc.

[Marc Legris (maaarc-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount)]

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[Marc Legris (maaarc-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount)]

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[Marc Legris (maaarc-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount)]

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[Marc Legris (maaarc-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount)]

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[Marc Legris (maaarc-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount)]

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[Marc Legris (maaarc-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount)]

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[Marc Legris (maaarc-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount)]

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[Marc Legris (maaarc-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount-deactivatedaccount)]

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[David Henningsson (diwic)]

A quirk for this machine has been committed upstream recently - it is also cc:ed to stable, but there hasn't been any upstream stable release since. It should work in Natty.

commit ca6cd851d7d22767d68b674590d836f468d1913a
Author: Daniel T Chen <email address hidden>
Date: Sat Jan 8 18:25:27 2011 -0500

    ALSA: hda: Use vostro model quirk for Dell Vostro 1014