diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index be7d25fa7f35..3da85caf8af1 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -3754,7 +3754,7 @@ static int ad1884a_mobile_master_sw_put(struct snd_kcontrol *kcontrol,
 	int mute = (!ucontrol->value.integer.value[0] &&
 		    !ucontrol->value.integer.value[1]);
 	/* toggle GPIO1 according to the mute state */
-	snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
+	snd_hda_codec_write_cache(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
 			    mute ? 0x02 : 0x0);
 	return ret;
 }
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index b5b36b893b1e..e1563f48243f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -10389,6 +10389,18 @@ static void alc262_lenovo_3000_unsol_event(struct hda_codec *codec,
 	alc262_lenovo_3000_automute(codec, 1);
 }
 
+static int amp_stereo_mute_update(struct hda_codec *codec, hda_nid_t nid,
+				  int dir, int idx, long *valp)
+{
+	int i, change = 0;
+
+	for (i = 0; i < 2; i++, valp++)
+		change |= snd_hda_codec_amp_update(codec, nid, i, dir, idx,
+						   HDA_AMP_MUTE,
+						   *valp ? 0 : HDA_AMP_MUTE);
+	return change;
+}
+
 /* bind hp and internal speaker mute (with plug check) */
 static int alc262_fujitsu_master_sw_put(struct snd_kcontrol *kcontrol,
 					 struct snd_ctl_elem_value *ucontrol)
@@ -10397,13 +10409,8 @@ static int alc262_fujitsu_master_sw_put(struct snd_kcontrol *kcontrol,
 	long *valp = ucontrol->value.integer.value;
 	int change;
 
-	change = snd_hda_codec_amp_stereo(codec, 0x14, HDA_OUTPUT, 0,
-						 HDA_AMP_MUTE,
-						 valp ? 0 : HDA_AMP_MUTE);
-	change |= snd_hda_codec_amp_stereo(codec, 0x1b, HDA_OUTPUT, 0,
-						 HDA_AMP_MUTE,
-						 valp ? 0 : HDA_AMP_MUTE);
-
+	change = amp_stereo_mute_update(codec, 0x14, HDA_OUTPUT, 0, valp);
+	change |= amp_stereo_mute_update(codec, 0x1b, HDA_OUTPUT, 0, valp);
 	if (change)
 		alc262_fujitsu_automute(codec, 0);
 	return change;
@@ -10438,10 +10445,7 @@ static int alc262_lenovo_3000_master_sw_put(struct snd_kcontrol *kcontrol,
 	long *valp = ucontrol->value.integer.value;
 	int change;
 
-	change = snd_hda_codec_amp_stereo(codec, 0x1b, HDA_OUTPUT, 0,
-						 HDA_AMP_MUTE,
-						 valp ? 0 : HDA_AMP_MUTE);
-
+	change = amp_stereo_mute_update(codec, 0x1b, HDA_OUTPUT, 0, valp);
 	if (change)
 		alc262_lenovo_3000_automute(codec, 0);
 	return change;
@@ -11612,12 +11616,7 @@ static int alc268_acer_master_sw_put(struct snd_kcontrol *kcontrol,
 	long *valp = ucontrol->value.integer.value;
 	int change;
 
-	change = snd_hda_codec_amp_update(codec, 0x14, 0, HDA_OUTPUT, 0,
-					  HDA_AMP_MUTE,
-					  valp[0] ? 0 : HDA_AMP_MUTE);
-	change |= snd_hda_codec_amp_update(codec, 0x14, 1, HDA_OUTPUT, 0,
-					   HDA_AMP_MUTE,
-					   valp[1] ? 0 : HDA_AMP_MUTE);
+	change = amp_stereo_mute_update(codec, 0x14, HDA_OUTPUT, 0, valp);
 	if (change)
 		alc268_acer_automute(codec, 0);
 	return change;
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 948600dd3b90..8c48f868d993 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -2378,6 +2378,7 @@ static struct snd_pci_quirk stac9205_cfg_tbl[] = {
 	SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0228,
 		      "Dell Vostro 1500", STAC_9205_DELL_M42),
 	/* Gateway */
+	SND_PCI_QUIRK(0x107b, 0x0560, "Gateway T6834c", STAC_9205_EAPD),
 	SND_PCI_QUIRK(0x107b, 0x0565, "Gateway T1616", STAC_9205_EAPD),
 	{} /* terminator */
 };
@@ -4065,7 +4066,7 @@ static int stac92xx_add_jack(struct hda_codec *codec,
 	jack->nid = nid;
 	jack->type = type;
 
-	sprintf(name, "%s at %s %s Jack",
+	snprintf(name, sizeof(name), "%s at %s %s Jack",
 		snd_hda_get_jack_type(def_conf),
 		snd_hda_get_jack_connectivity(def_conf),
 		snd_hda_get_jack_location(def_conf));
@@ -5870,6 +5871,8 @@ static unsigned int *stac9872_brd_tbl[STAC_9872_MODELS] = {
 };
 
 static struct snd_pci_quirk stac9872_cfg_tbl[] = {
+	SND_PCI_QUIRK_MASK(0x104d, 0xfff0, 0x81e0,
+			   "Sony VAIO F/S", STAC_9872_VAIO),
 	{} /* terminator */
 };
 
@@ -5882,6 +5885,8 @@ static int patch_stac9872(struct hda_codec *codec)
 	if (spec == NULL)
 		return -ENOMEM;
 	codec->spec = spec;
+	spec->num_pins = ARRAY_SIZE(stac9872_pin_nids);
+	spec->pin_nids = stac9872_pin_nids;
 
 	spec->board_config = snd_hda_check_board_config(codec, STAC_9872_MODELS,
 							stac9872_models,
@@ -5893,8 +5898,6 @@ static int patch_stac9872(struct hda_codec *codec)
 		stac92xx_set_config_regs(codec,
 					 stac9872_brd_tbl[spec->board_config]);
 
-	spec->num_pins = ARRAY_SIZE(stac9872_pin_nids);
-	spec->pin_nids = stac9872_pin_nids;
 	spec->multiout.dac_nids = spec->dac_nids;
 	spec->num_adcs = ARRAY_SIZE(stac9872_adc_nids);
 	spec->adc_nids = stac9872_adc_nids;