ALSA: intel8x0 - Mute External Amplifier by default for Sony VAIO VGN-T350P

BugLink: https://bugs.launchpad.net/bugs/410933

This Sony VAIO model needs External Amplifier unmuted for audible
playback, so make sure we set the inv_eapd quirk.

Signed-off-by: Daniel T Chen <crimsun@ubuntu.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 6 insertions, 0 deletions

diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index 171ada535209..86e9a2d6e03c 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -1954,6 +1954,12 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
                 .name = "Sony S1XP",
                 .type = AC97_TUNE_INV_EAPD
         },
+        {
+                .subvendor = 0x104d,
+                .subdevice = 0x81c0,
+                .name = "Sony VAIO VGN-T350P", /*AD1981B*/
+                .type = AC97_TUNE_INV_EAPD
+        },
         {
                 .subvendor = 0x1043,
                 .subdevice = 0x80f3,