diff -Nru oem-audio-hda-daily-dkms-0.201401240723~ubuntu13.04.1/debian/bzr-builder.manifest oem-audio-hda-daily-dkms-0.201401251347~ubuntu13.04.1/debian/bzr-builder.manifest
--- oem-audio-hda-daily-dkms-0.201401240723~ubuntu13.04.1/debian/bzr-builder.manifest	2014-01-24 07:23:37.000000000 +0000
+++ oem-audio-hda-daily-dkms-0.201401251347~ubuntu13.04.1/debian/bzr-builder.manifest	2014-01-25 13:47:53.000000000 +0000
@@ -1,3 +1,3 @@
-# bzr-builder format 0.3 deb-version 0.201401240723
+# bzr-builder format 0.3 deb-version 0.201401251347
 lp:~ubuntu-audio-dev/alsa-driver/dkms-packaging revid:hui.wang@canonical.com-20140109031752-g4xhhk9na9fd87z9
-nest-part upstream lp:~ubuntu-audio-dev/alsa-driver/tiwai-trunk2 pci/hda hda-src-from-tree revid:david.henningsson@canonical.com-20140124070422-eadhiht8guyhpsbt
+nest-part upstream lp:~ubuntu-audio-dev/alsa-driver/tiwai-trunk2 pci/hda hda-src-from-tree revid:david.henningsson@canonical.com-20140125090421-z07cwotyfxseuz2t
diff -Nru oem-audio-hda-daily-dkms-0.201401240723~ubuntu13.04.1/debian/changelog oem-audio-hda-daily-dkms-0.201401251347~ubuntu13.04.1/debian/changelog
--- oem-audio-hda-daily-dkms-0.201401240723~ubuntu13.04.1/debian/changelog	2014-01-24 07:23:37.000000000 +0000
+++ oem-audio-hda-daily-dkms-0.201401251347~ubuntu13.04.1/debian/changelog	2014-01-25 13:47:53.000000000 +0000
@@ -1,8 +1,8 @@
-oem-audio-hda-daily-dkms (0.201401240723~ubuntu13.04.1) raring; urgency=low
+oem-audio-hda-daily-dkms (0.201401251347~ubuntu13.04.1) raring; urgency=low
 
   * Auto build.
 
- -- Launchpad Package Builder <noreply@launchpad.net>  Fri, 24 Jan 2014 07:23:37 +0000
+ -- Launchpad Package Builder <noreply@launchpad.net>  Sat, 25 Jan 2014 13:47:53 +0000
 
 dkms-hda (0.1) maverick; urgency=low
 
diff -Nru oem-audio-hda-daily-dkms-0.201401240723~ubuntu13.04.1/hda-src-from-tree/patch_realtek.c oem-audio-hda-daily-dkms-0.201401251347~ubuntu13.04.1/hda-src-from-tree/patch_realtek.c
--- oem-audio-hda-daily-dkms-0.201401240723~ubuntu13.04.1/hda-src-from-tree/patch_realtek.c	2014-01-24 07:23:34.000000000 +0000
+++ oem-audio-hda-daily-dkms-0.201401251347~ubuntu13.04.1/hda-src-from-tree/patch_realtek.c	2014-01-25 13:47:52.000000000 +0000
@@ -1819,6 +1819,7 @@
 	ALC889_FIXUP_DAC_ROUTE,
 	ALC889_FIXUP_MBP_VREF,
 	ALC889_FIXUP_IMAC91_VREF,
+	ALC889_FIXUP_MBA11_VREF,
 	ALC889_FIXUP_MBA21_VREF,
 	ALC882_FIXUP_INV_DMIC,
 	ALC882_FIXUP_NO_PRIMARY_HP,
@@ -1949,6 +1950,16 @@
 		alc889_fixup_mac_pins(codec, nids, ARRAY_SIZE(nids));
 }
 
+/* Set VREF on speaker pins on mba11 */
+static void alc889_fixup_mba11_vref(struct hda_codec *codec,
+				    const struct hda_fixup *fix, int action)
+{
+	static hda_nid_t nids[1] = { 0x18 };
+
+	if (action == HDA_FIXUP_ACT_INIT)
+		alc889_fixup_mac_pins(codec, nids, ARRAY_SIZE(nids));
+}
+
 /* Set VREF on speaker pins on mba21 */
 static void alc889_fixup_mba21_vref(struct hda_codec *codec,
 				    const struct hda_fixup *fix, int action)
@@ -2167,6 +2178,12 @@
 		.chained = true,
 		.chain_id = ALC882_FIXUP_GPIO1,
 	},
+	[ALC889_FIXUP_MBA11_VREF] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = alc889_fixup_mba11_vref,
+		.chained = true,
+		.chain_id = ALC889_FIXUP_MBP_VREF,
+	},
 	[ALC889_FIXUP_MBA21_VREF] = {
 		.type = HDA_FIXUP_FUNC,
 		.v.func = alc889_fixup_mba21_vref,
@@ -2242,7 +2259,7 @@
 	SND_PCI_QUIRK(0x106b, 0x2c00, "MacbookPro rev3", ALC889_FIXUP_MBP_VREF),
 	SND_PCI_QUIRK(0x106b, 0x3000, "iMac", ALC889_FIXUP_MBP_VREF),
 	SND_PCI_QUIRK(0x106b, 0x3200, "iMac 7,1 Aluminum", ALC882_FIXUP_EAPD),
-	SND_PCI_QUIRK(0x106b, 0x3400, "MacBookAir 1,1", ALC889_FIXUP_MBP_VREF),
+	SND_PCI_QUIRK(0x106b, 0x3400, "MacBookAir 1,1", ALC889_FIXUP_MBA11_VREF),
 	SND_PCI_QUIRK(0x106b, 0x3500, "MacBookAir 2,1", ALC889_FIXUP_MBA21_VREF),
 	SND_PCI_QUIRK(0x106b, 0x3600, "Macbook 3,1", ALC889_FIXUP_MBP_VREF),
 	SND_PCI_QUIRK(0x106b, 0x3800, "MacbookPro 4,1", ALC889_FIXUP_MBP_VREF),