diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 3f92def752fd..da34095c707f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1093,6 +1093,16 @@ static void alc889_coef_init(struct hda_codec *codec)
 	snd_hda_codec_write(codec, 0x20, 0, AC_VERB_SET_PROC_COEF, tmp|0x2010);
 }
 
+/* turn on/off EAPD control (only if available) */
+static void set_eapd(struct hda_codec *codec, hda_nid_t nid, int on)
+{
+	if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_PIN)
+		return;
+	if (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)
+		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_EAPD_BTLENABLE,
+				    on ? 2 : 0);
+}
+
 static void alc_auto_init_amp(struct hda_codec *codec, int type)
 {
 	unsigned int tmp;
@@ -1110,25 +1120,22 @@ static void alc_auto_init_amp(struct hda_codec *codec, int type)
 	case ALC_INIT_DEFAULT:
 		switch (codec->vendor_id) {
 		case 0x10ec0260:
-			snd_hda_codec_write(codec, 0x0f, 0,
-					    AC_VERB_SET_EAPD_BTLENABLE, 2);
-			snd_hda_codec_write(codec, 0x10, 0,
-					    AC_VERB_SET_EAPD_BTLENABLE, 2);
+			set_eapd(codec, 0x0f, 1);
+			set_eapd(codec, 0x10, 1);
 			break;
 		case 0x10ec0262:
 		case 0x10ec0267:
 		case 0x10ec0268:
 		case 0x10ec0269:
+		case 0x10ec0270:
 		case 0x10ec0272:
 		case 0x10ec0660:
 		case 0x10ec0662:
 		case 0x10ec0663:
 		case 0x10ec0862:
 		case 0x10ec0889:
-			snd_hda_codec_write(codec, 0x14, 0,
-					    AC_VERB_SET_EAPD_BTLENABLE, 2);
-			snd_hda_codec_write(codec, 0x15, 0,
-					    AC_VERB_SET_EAPD_BTLENABLE, 2);
+			set_eapd(codec, 0x14, 1);
+			set_eapd(codec, 0x15, 1);
 			break;
 		}
 		switch (codec->vendor_id) {
@@ -1836,10 +1843,8 @@ static void alc889_acer_aspire_8930g_setup(struct hda_codec *codec)
 #ifdef CONFIG_SND_HDA_POWER_SAVE
 static void alc889_power_eapd(struct hda_codec *codec, int power)
 {
-	snd_hda_codec_write(codec, 0x14, 0,
-			    AC_VERB_SET_EAPD_BTLENABLE, power ? 2 : 0);
-	snd_hda_codec_write(codec, 0x15, 0,
-			    AC_VERB_SET_EAPD_BTLENABLE, power ? 2 : 0);
+	set_eapd(codec, 0x14, power);
+	set_eapd(codec, 0x15, power);
 }
 #endif
 
@@ -9473,6 +9478,7 @@ static struct alc_config_preset alc882_presets[] = {
 		.num_channel_mode = ARRAY_SIZE(alc883_3ST_6ch_modes),
 		.channel_mode = alc883_3ST_6ch_modes,
 		.need_dac_fix = 1,
+		.const_channel_count = 6,
 		.num_mux_defs =
 			ARRAY_SIZE(alc888_2_capture_sources),
 		.input_mux = alc888_2_capture_sources,
@@ -10377,7 +10383,7 @@ static void alc262_hp_t5735_setup(struct hda_codec *codec)
 	struct alc_spec *spec = codec->spec;
 
 	spec->autocfg.hp_pins[0] = 0x15;
-	spec->autocfg.speaker_pins[0] = 0x0c; /* HACK: not actually a pin */
+	spec->autocfg.speaker_pins[0] = 0x14;
 }
 
 static struct snd_kcontrol_new alc262_hp_t5735_mixer[] = {
@@ -11788,9 +11794,9 @@ static struct alc_config_preset alc262_presets[] = {
 		.num_channel_mode = ARRAY_SIZE(alc262_modes),
 		.channel_mode = alc262_modes,
 		.input_mux = &alc262_capture_source,
-		.unsol_event = alc_automute_amp_unsol_event,
+		.unsol_event = alc_sku_unsol_event,
 		.setup = alc262_hp_t5735_setup,
-		.init_hook = alc_automute_amp,
+		.init_hook = alc_inithook,
 	},
 	[ALC262_HP_RP5700] = {
 		.mixers = { alc262_hp_rp5700_mixer },
@@ -12541,6 +12547,7 @@ static int alc268_new_analog_output(struct alc_spec *spec, hda_nid_t nid,
 		dac = 0x02;
 		break;
 	case 0x15:
+	case 0x21:
 		dac = 0x03;
 		break;
 	default:
diff --git a/sound/soc/codecs/wm8903.c b/sound/soc/codecs/wm8903.c
index ce5515e3f2b0..3595bd57c4eb 100644
--- a/sound/soc/codecs/wm8903.c
+++ b/sound/soc/codecs/wm8903.c
@@ -1504,7 +1504,7 @@ static int wm8903_resume(struct platform_device *pdev)
 	struct i2c_client *i2c = codec->control_data;
 	int i;
 	u16 *reg_cache = codec->reg_cache;
-	u16 *tmp_cache = kmemdup(codec->reg_cache, sizeof(wm8903_reg_defaults),
+	u16 *tmp_cache = kmemdup(reg_cache, sizeof(wm8903_reg_defaults),
 				 GFP_KERNEL);
 
 	/* Bring the codec back up to standby first to minimise pop/clicks */
@@ -1516,6 +1516,7 @@ static int wm8903_resume(struct platform_device *pdev)
 		for (i = 2; i < ARRAY_SIZE(wm8903_reg_defaults); i++)
 			if (tmp_cache[i] != reg_cache[i])
 				snd_soc_write(codec, i, tmp_cache[i]);
+		kfree(tmp_cache);
 	} else {
 		dev_err(&i2c->dev, "Failed to allocate temporary cache\n");
 	}