ALSA: hda - Sony VAIO Pro 13 (haswell) now has a working headset jack

Just got the positive confirmation from a tester:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1227093/comments/28

Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 79e6fe7..bf313bea 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -3761,6 +3761,8 @@
 			{ 0x18, 0x01a1913c }, /* use as headset mic, without its own jack detect */
 			{ }
 		},
+		.chained = true,
+		.chain_id = ALC269_FIXUP_HEADSET_MIC
 	},
 	[ALC269_FIXUP_ASUS_X101_FUNC] = {
 		.type = HDA_FIXUP_FUNC,