Comment 8 for bug 1294456

using model is the easy way

http://voices.canonical.com/david.henningsson/2011/11/29/turn-your-mic-jack-into-a-headphone-jack/

you need to add back the internal speaker

+static const struct hda_pintbl stac9872_vaio_pin_configs[] = {
+ { 0x0a, 0x03211020 },
+ { 0x0b, 0x411111f0 },
+ { 0x0c, 0x411111f0 },
+ { 0x0d, 0x03a15030 },
+ { 0x0e, 0x411111f0 },
+ { 0x0f, 0x90170110 },
+ { 0x11, 0x411111f0 },
+ { 0x13, 0x411111f0 },
+ { 0x14, 0x90a7013e },
+ {}
 };