[71/91] ALSA: intel8x0: Mute External Amplifier by default for ThinkPad X31

From: Greg KH
Date: Tue Aug 24 2010 - 19:29:13 EST


2.6.34-stable review patch. If anyone has any objections, please let us know.

------------------

From: Daniel T Chen <crimsun@xxxxxxxxxx>

commit 9c77b846ec8b4e0c7107dd7f820172462dc84a61 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@xxxxxxxxxxxxx>
Signed-off-by: Daniel T Chen <crimsun@xxxxxxxxxx>
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
sound/pci/intel8x0.c | 6 ++++++
1 file changed, 6 insertions(+)

--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -1776,6 +1776,12 @@ static struct ac97_quirk ac97_quirks[] _
},
{
.subvendor = 0x1014,
+ .subdevice = 0x0534,
+ .name = "ThinkPad X31",
+ .type = AC97_TUNE_INV_EAPD
+ },
+ {
+ .subvendor = 0x1014,
.subdevice = 0x1f00,
.name = "MS-9128",
.type = AC97_TUNE_ALC_JACK


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