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ALSA: intel8x0: Mute External Amplifier by default for ThinkPad X31

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commit 9c77b846ec upstream.

BugLink: https://bugs.launchpad.net/bugs/619439

This ThinkPad model needs External Amplifier muted for audible playback,
so set the inv_eapd quirk for it.

Reported-and-tested-by: Dennis Bell <dennis.bell@parkerg.co.uk>
Signed-off-by: Daniel T Chen <crimsun@ubuntu.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Daniel T Chen
2010-08-18 19:33:43 -04:00
committed by Greg Kroah-Hartman
parent f4639cb64c
commit 6050ea567c
1 changed files with 6 additions and 0 deletions
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6
sound/pci/intel8x0.c
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@@ -1774,6 +1774,12 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
.name = "HP/Compaq nx7010",
.type = AC97_TUNE_MUTE_LED
},
{
.subvendor = 0x1014,
.subdevice = 0x0534,
.name = "ThinkPad X31",
.type = AC97_TUNE_INV_EAPD
},
{
.subvendor = 0x1014,
.subdevice = 0x1f00,