diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index eaa8b5676eae..8991db78fb67 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -64,6 +64,7 @@ static struct hda_vendor_id hda_vendor_ids[] = {
 	{ 0x14f1, "Conexant" },
 	{ 0x17e8, "Chrontel" },
 	{ 0x1854, "LG" },
+	{ 0x1aec, "Wolfson Microelectronics" },
 	{ 0x434d, "C-Media" },
 	{ 0x8384, "SigmaTel" },
 	{} /* terminator */
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 02643bce5634..d0d66f341cda 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -3858,6 +3858,7 @@ static const char *ad1884a_models[AD1884A_MODELS] = {
 
 static struct snd_pci_quirk ad1884a_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x103c, 0x3030, "HP", AD1884A_MOBILE),
+	SND_PCI_QUIRK(0x103c, 0x3056, "HP", AD1884A_MOBILE),
 	SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X300", AD1884A_THINKPAD),
 	{}
 };
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index c2f900f39466..f8f85d6717a9 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -583,10 +583,8 @@ static int stac92xx_smux_enum_put(struct snd_kcontrol *kcontrol,
 			nid = codec->slave_dig_outs[smux_idx - 1];
 		if (spec->cur_smux[smux_idx] == smux->num_items - 1)
 			val = AMP_OUT_MUTE;
-		if (smux_idx == 0)
-			nid = spec->multiout.dig_out_nid;
 		else
-			nid = codec->slave_dig_outs[smux_idx - 1];
+			val = AMP_OUT_UNMUTE;
 		/* un/mute SPDIF out */
 		snd_hda_codec_write_cache(codec, nid, 0,
 			AC_VERB_SET_AMP_GAIN_MUTE, val);