Adding upstream version 5.10.209.upstream/5.10.209upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1255 insertions, 0 deletions

diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
new file mode 100644
index 000000000..29abc96dc
--- /dev/null
+++ b/sound/pci/hda/patch_via.c
@@ -0,0 +1,1255 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Universal Interface for Intel High Definition Audio Codec
+ *
+ * HD audio interface patch for VIA VT17xx/VT18xx/VT20xx codec
+ *
+ *  (C) 2006-2009 VIA Technology, Inc.
+ *  (C) 2006-2008 Takashi Iwai <tiwai@suse.de>
+ */
+
+/* * * * * * * * * * * * * * Release History * * * * * * * * * * * * * * * * */
+/*									     */
+/* 2006-03-03  Lydia Wang  Create the basic patch to support VT1708 codec    */
+/* 2006-03-14  Lydia Wang  Modify hard code for some pin widget nid	     */
+/* 2006-08-02  Lydia Wang  Add support to VT1709 codec			     */
+/* 2006-09-08  Lydia Wang  Fix internal loopback recording source select bug */
+/* 2007-09-12  Lydia Wang  Add EAPD enable during driver initialization	     */
+/* 2007-09-17  Lydia Wang  Add VT1708B codec support			    */
+/* 2007-11-14  Lydia Wang  Add VT1708A codec HP and CD pin connect config    */
+/* 2008-02-03  Lydia Wang  Fix Rear channels and Back channels inverse issue */
+/* 2008-03-06  Lydia Wang  Add VT1702 codec and VT1708S codec support	     */
+/* 2008-04-09  Lydia Wang  Add mute front speaker when HP plugin	     */
+/* 2008-04-09  Lydia Wang  Add Independent HP feature			     */
+/* 2008-05-28  Lydia Wang  Add second S/PDIF Out support for VT1702	     */
+/* 2008-09-15  Logan Li	   Add VT1708S Mic Boost workaround/backdoor	     */
+/* 2009-02-16  Logan Li	   Add support for VT1718S			     */
+/* 2009-03-13  Logan Li	   Add support for VT1716S			     */
+/* 2009-04-14  Lydai Wang  Add support for VT1828S and VT2020		     */
+/* 2009-07-08  Lydia Wang  Add support for VT2002P			     */
+/* 2009-07-21  Lydia Wang  Add support for VT1812			     */
+/* 2009-09-19  Lydia Wang  Add support for VT1818S			     */
+/*									     */
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <sound/core.h>
+#include <sound/asoundef.h>
+#include <sound/hda_codec.h>
+#include "hda_local.h"
+#include "hda_auto_parser.h"
+#include "hda_jack.h"
+#include "hda_generic.h"
+
+/* Pin Widget NID */
+#define VT1708_HP_PIN_NID	0x20
+#define VT1708_CD_PIN_NID	0x24
+
+enum VIA_HDA_CODEC {
+	UNKNOWN = -1,
+	VT1708,
+	VT1709_10CH,
+	VT1709_6CH,
+	VT1708B_8CH,
+	VT1708B_4CH,
+	VT1708S,
+	VT1708BCE,
+	VT1702,
+	VT1718S,
+	VT1716S,
+	VT2002P,
+	VT1812,
+	VT1802,
+	VT1705CF,
+	VT1808,
+	CODEC_TYPES,
+};
+
+#define VT2002P_COMPATIBLE(spec) \
+	((spec)->codec_type == VT2002P ||\
+	 (spec)->codec_type == VT1812 ||\
+	 (spec)->codec_type == VT1802)
+
+struct via_spec {
+	struct hda_gen_spec gen;
+
+	/* HP mode source */
+	unsigned int dmic_enabled;
+	enum VIA_HDA_CODEC codec_type;
+
+	/* analog low-power control */
+	bool alc_mode;
+
+	/* work to check hp jack state */
+	int hp_work_active;
+	int vt1708_jack_detect;
+};
+
+static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec);
+static void via_playback_pcm_hook(struct hda_pcm_stream *hinfo,
+				  struct hda_codec *codec,
+				  struct snd_pcm_substream *substream,
+				  int action);
+
+static const struct hda_codec_ops via_patch_ops; /* defined below */
+
+static struct via_spec *via_new_spec(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+
+	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
+	if (spec == NULL)
+		return NULL;
+
+	codec->spec = spec;
+	snd_hda_gen_spec_init(&spec->gen);
+	spec->codec_type = get_codec_type(codec);
+	/* VT1708BCE & VT1708S are almost same */
+	if (spec->codec_type == VT1708BCE)
+		spec->codec_type = VT1708S;
+	spec->gen.indep_hp = 1;
+	spec->gen.keep_eapd_on = 1;
+	spec->gen.dac_min_mute = 1;
+	spec->gen.pcm_playback_hook = via_playback_pcm_hook;
+	spec->gen.add_stereo_mix_input = HDA_HINT_STEREO_MIX_AUTO;
+	codec->power_save_node = 1;
+	spec->gen.power_down_unused = 1;
+	codec->patch_ops = via_patch_ops;
+	return spec;
+}
+
+static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec)
+{
+	u32 vendor_id = codec->core.vendor_id;
+	u16 ven_id = vendor_id >> 16;
+	u16 dev_id = vendor_id & 0xffff;
+	enum VIA_HDA_CODEC codec_type;
+
+	/* get codec type */
+	if (ven_id != 0x1106)
+		codec_type = UNKNOWN;
+	else if (dev_id >= 0x1708 && dev_id <= 0x170b)
+		codec_type = VT1708;
+	else if (dev_id >= 0xe710 && dev_id <= 0xe713)
+		codec_type = VT1709_10CH;
+	else if (dev_id >= 0xe714 && dev_id <= 0xe717)
+		codec_type = VT1709_6CH;
+	else if (dev_id >= 0xe720 && dev_id <= 0xe723) {
+		codec_type = VT1708B_8CH;
+		if (snd_hda_param_read(codec, 0x16, AC_PAR_CONNLIST_LEN) == 0x7)
+			codec_type = VT1708BCE;
+	} else if (dev_id >= 0xe724 && dev_id <= 0xe727)
+		codec_type = VT1708B_4CH;
+	else if ((dev_id & 0xfff) == 0x397
+		 && (dev_id >> 12) < 8)
+		codec_type = VT1708S;
+	else if ((dev_id & 0xfff) == 0x398
+		 && (dev_id >> 12) < 8)
+		codec_type = VT1702;
+	else if ((dev_id & 0xfff) == 0x428
+		 && (dev_id >> 12) < 8)
+		codec_type = VT1718S;
+	else if (dev_id == 0x0433 || dev_id == 0xa721)
+		codec_type = VT1716S;
+	else if (dev_id == 0x0441 || dev_id == 0x4441)
+		codec_type = VT1718S;
+	else if (dev_id == 0x0438 || dev_id == 0x4438)
+		codec_type = VT2002P;
+	else if (dev_id == 0x0448)
+		codec_type = VT1812;
+	else if (dev_id == 0x0440)
+		codec_type = VT1708S;
+	else if ((dev_id & 0xfff) == 0x446)
+		codec_type = VT1802;
+	else if (dev_id == 0x4760)
+		codec_type = VT1705CF;
+	else if (dev_id == 0x4761 || dev_id == 0x4762)
+		codec_type = VT1808;
+	else
+		codec_type = UNKNOWN;
+	return codec_type;
+};
+
+static void analog_low_current_mode(struct hda_codec *codec);
+static bool is_aa_path_mute(struct hda_codec *codec);
+
+#define hp_detect_with_aa(codec) \
+	(snd_hda_get_bool_hint(codec, "analog_loopback_hp_detect") == 1 && \
+	 !is_aa_path_mute(codec))
+
+static void vt1708_stop_hp_work(struct hda_codec *codec)
+{
+	struct via_spec *spec = codec->spec;
+	if (spec->codec_type != VT1708 || !spec->gen.autocfg.hp_outs)
+		return;
+	if (spec->hp_work_active) {
+		snd_hda_codec_write(codec, 0x1, 0, 0xf81, 1);
+		codec->jackpoll_interval = 0;
+		cancel_delayed_work_sync(&codec->jackpoll_work);
+		spec->hp_work_active = false;
+	}
+}
+
+static void vt1708_update_hp_work(struct hda_codec *codec)
+{
+	struct via_spec *spec = codec->spec;
+	if (spec->codec_type != VT1708 || !spec->gen.autocfg.hp_outs)
+		return;
+	if (spec->vt1708_jack_detect) {
+		if (!spec->hp_work_active) {
+			codec->jackpoll_interval = msecs_to_jiffies(100);
+			snd_hda_codec_write(codec, 0x1, 0, 0xf81, 0);
+			schedule_delayed_work(&codec->jackpoll_work, 0);
+			spec->hp_work_active = true;
+		}
+	} else if (!hp_detect_with_aa(codec))
+		vt1708_stop_hp_work(codec);
+}
+
+static int via_pin_power_ctl_info(struct snd_kcontrol *kcontrol,
+				  struct snd_ctl_elem_info *uinfo)
+{
+	return snd_hda_enum_bool_helper_info(kcontrol, uinfo);
+}
+
+static int via_pin_power_ctl_get(struct snd_kcontrol *kcontrol,
+				 struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct via_spec *spec = codec->spec;
+
+	ucontrol->value.enumerated.item[0] = spec->gen.power_down_unused;
+	return 0;
+}
+
+static int via_pin_power_ctl_put(struct snd_kcontrol *kcontrol,
+				 struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct via_spec *spec = codec->spec;
+	bool val = !!ucontrol->value.enumerated.item[0];
+
+	if (val == spec->gen.power_down_unused)
+		return 0;
+	/* codec->power_save_node = val; */ /* widget PM seems yet broken */
+	spec->gen.power_down_unused = val;
+	analog_low_current_mode(codec);
+	return 1;
+}
+
+static const struct snd_kcontrol_new via_pin_power_ctl_enum = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "Dynamic Power-Control",
+	.info = via_pin_power_ctl_info,
+	.get = via_pin_power_ctl_get,
+	.put = via_pin_power_ctl_put,
+};
+
+#ifdef CONFIG_SND_HDA_INPUT_BEEP
+/* additional beep mixers; the actual parameters are overwritten at build */
+static const struct snd_kcontrol_new via_beep_mixer[] = {
+	HDA_CODEC_VOLUME_MONO("Beep Playback Volume", 0, 1, 0, HDA_OUTPUT),
+	HDA_CODEC_MUTE_BEEP_MONO("Beep Playback Switch", 0, 1, 0, HDA_OUTPUT),
+};
+
+static int set_beep_amp(struct via_spec *spec, hda_nid_t nid,
+			int idx, int dir)
+{
+	struct snd_kcontrol_new *knew;
+	unsigned int beep_amp = HDA_COMPOSE_AMP_VAL(nid, 1, idx, dir);
+	int i;
+
+	spec->gen.beep_nid = nid;
+	for (i = 0; i < ARRAY_SIZE(via_beep_mixer); i++) {
+		knew = snd_hda_gen_add_kctl(&spec->gen, NULL,
+					    &via_beep_mixer[i]);
+		if (!knew)
+			return -ENOMEM;
+		knew->private_value = beep_amp;
+	}
+	return 0;
+}
+
+static int auto_parse_beep(struct hda_codec *codec)
+{
+	struct via_spec *spec = codec->spec;
+	hda_nid_t nid;
+
+	for_each_hda_codec_node(nid, codec)
+		if (get_wcaps_type(get_wcaps(codec, nid)) == AC_WID_BEEP)
+			return set_beep_amp(spec, nid, 0, HDA_OUTPUT);
+	return 0;
+}
+#else
+#define auto_parse_beep(codec)	0
+#endif
+
+/* check AA path's mute status */
+static bool is_aa_path_mute(struct hda_codec *codec)
+{
+	struct via_spec *spec = codec->spec;
+	const struct hda_amp_list *p;
+	int ch, v;
+
+	p = spec->gen.loopback.amplist;
+	if (!p)
+		return true;
+	for (; p->nid; p++) {
+		for (ch = 0; ch < 2; ch++) {
+			v = snd_hda_codec_amp_read(codec, p->nid, ch, p->dir,
+						   p->idx);
+			if (!(v & HDA_AMP_MUTE) && v > 0)
+				return false;
+		}
+	}
+	return true;
+}
+
+/* enter/exit analog low-current mode */
+static void __analog_low_current_mode(struct hda_codec *codec, bool force)
+{
+	struct via_spec *spec = codec->spec;
+	bool enable;
+	unsigned int verb, parm;
+
+	if (!codec->power_save_node)
+		enable = false;
+	else
+		enable = is_aa_path_mute(codec) && !spec->gen.active_streams;
+	if (enable == spec->alc_mode && !force)
+		return;
+	spec->alc_mode = enable;
+
+	/* decide low current mode's verb & parameter */
+	switch (spec->codec_type) {
+	case VT1708B_8CH:
+	case VT1708B_4CH:
+		verb = 0xf70;
+		parm = enable ? 0x02 : 0x00; /* 0x02: 2/3x, 0x00: 1x */
+		break;
+	case VT1708S:
+	case VT1718S:
+	case VT1716S:
+		verb = 0xf73;
+		parm = enable ? 0x51 : 0xe1; /* 0x51: 4/28x, 0xe1: 1x */
+		break;
+	case VT1702:
+		verb = 0xf73;
+		parm = enable ? 0x01 : 0x1d; /* 0x01: 4/40x, 0x1d: 1x */
+		break;
+	case VT2002P:
+	case VT1812:
+	case VT1802:
+		verb = 0xf93;
+		parm = enable ? 0x00 : 0xe0; /* 0x00: 4/40x, 0xe0: 1x */
+		break;
+	case VT1705CF:
+	case VT1808:
+		verb = 0xf82;
+		parm = enable ? 0x00 : 0xe0;  /* 0x00: 4/40x, 0xe0: 1x */
+		break;
+	default:
+		return;		/* other codecs are not supported */
+	}
+	/* send verb */
+	snd_hda_codec_write(codec, codec->core.afg, 0, verb, parm);
+}
+
+static void analog_low_current_mode(struct hda_codec *codec)
+{
+	return __analog_low_current_mode(codec, false);
+}
+
+static void via_playback_pcm_hook(struct hda_pcm_stream *hinfo,
+				  struct hda_codec *codec,
+				  struct snd_pcm_substream *substream,
+				  int action)
+{
+	analog_low_current_mode(codec);
+	vt1708_update_hp_work(codec);
+}
+
+static void via_free(struct hda_codec *codec)
+{
+	vt1708_stop_hp_work(codec);
+	snd_hda_gen_free(codec);
+}
+
+#ifdef CONFIG_PM
+static int via_suspend(struct hda_codec *codec)
+{
+	struct via_spec *spec = codec->spec;
+	vt1708_stop_hp_work(codec);
+
+	/* Fix pop noise on headphones */
+	if (spec->codec_type == VT1802)
+		snd_hda_shutup_pins(codec);
+
+	return 0;
+}
+
+static int via_resume(struct hda_codec *codec)
+{
+	/* some delay here to make jack detection working (bko#98921) */
+	msleep(10);
+	codec->patch_ops.init(codec);
+	snd_hda_regmap_sync(codec);
+	return 0;
+}
+#endif
+
+#ifdef CONFIG_PM
+static int via_check_power_status(struct hda_codec *codec, hda_nid_t nid)
+{
+	struct via_spec *spec = codec->spec;
+	analog_low_current_mode(codec);
+	vt1708_update_hp_work(codec);
+	return snd_hda_check_amp_list_power(codec, &spec->gen.loopback, nid);
+}
+#endif
+
+/*
+ */
+
+static int via_init(struct hda_codec *codec);
+
+static const struct hda_codec_ops via_patch_ops = {
+	.build_controls = snd_hda_gen_build_controls,
+	.build_pcms = snd_hda_gen_build_pcms,
+	.init = via_init,
+	.free = via_free,
+	.unsol_event = snd_hda_jack_unsol_event,
+#ifdef CONFIG_PM
+	.suspend = via_suspend,
+	.resume = via_resume,
+	.check_power_status = via_check_power_status,
+#endif
+};
+
+
+static const struct hda_verb vt1708_init_verbs[] = {
+	/* power down jack detect function */
+	{0x1, 0xf81, 0x1},
+	{ }
+};
+static void vt1708_set_pinconfig_connect(struct hda_codec *codec, hda_nid_t nid)
+{
+	unsigned int def_conf;
+	unsigned char seqassoc;
+
+	def_conf = snd_hda_codec_get_pincfg(codec, nid);
+	seqassoc = (unsigned char) get_defcfg_association(def_conf);
+	seqassoc = (seqassoc << 4) | get_defcfg_sequence(def_conf);
+	if (get_defcfg_connect(def_conf) == AC_JACK_PORT_NONE
+	    && (seqassoc == 0xf0 || seqassoc == 0xff)) {
+		def_conf = def_conf & (~(AC_JACK_PORT_BOTH << 30));
+		snd_hda_codec_set_pincfg(codec, nid, def_conf);
+	}
+
+	return;
+}
+
+static int vt1708_jack_detect_get(struct snd_kcontrol *kcontrol,
+				     struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct via_spec *spec = codec->spec;
+
+	if (spec->codec_type != VT1708)
+		return 0;
+	ucontrol->value.integer.value[0] = spec->vt1708_jack_detect;
+	return 0;
+}
+
+static int vt1708_jack_detect_put(struct snd_kcontrol *kcontrol,
+				     struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct via_spec *spec = codec->spec;
+	int val;
+
+	if (spec->codec_type != VT1708)
+		return 0;
+	val = !!ucontrol->value.integer.value[0];
+	if (spec->vt1708_jack_detect == val)
+		return 0;
+	spec->vt1708_jack_detect = val;
+	vt1708_update_hp_work(codec);
+	return 1;
+}
+
+static const struct snd_kcontrol_new vt1708_jack_detect_ctl = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "Jack Detect",
+	.count = 1,
+	.info = snd_ctl_boolean_mono_info,
+	.get = vt1708_jack_detect_get,
+	.put = vt1708_jack_detect_put,
+};
+
+static const struct badness_table via_main_out_badness = {
+	.no_primary_dac = 0x10000,
+	.no_dac = 0x4000,
+	.shared_primary = 0x10000,
+	.shared_surr = 0x20,
+	.shared_clfe = 0x20,
+	.shared_surr_main = 0x20,
+};
+static const struct badness_table via_extra_out_badness = {
+	.no_primary_dac = 0x4000,
+	.no_dac = 0x4000,
+	.shared_primary = 0x12,
+	.shared_surr = 0x20,
+	.shared_clfe = 0x20,
+	.shared_surr_main = 0x10,
+};
+
+static int via_parse_auto_config(struct hda_codec *codec)
+{
+	struct via_spec *spec = codec->spec;
+	int err;
+
+	spec->gen.main_out_badness = &via_main_out_badness;
+	spec->gen.extra_out_badness = &via_extra_out_badness;
+
+	err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL, 0);
+	if (err < 0)
+		return err;
+
+	err = auto_parse_beep(codec);
+	if (err < 0)
+		return err;
+
+	err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg);
+	if (err < 0)
+		return err;
+
+	if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &via_pin_power_ctl_enum))
+		return -ENOMEM;
+
+	/* disable widget PM at start for compatibility */
+	codec->power_save_node = 0;
+	spec->gen.power_down_unused = 0;
+	return 0;
+}
+
+static int via_init(struct hda_codec *codec)
+{
+	/* init power states */
+	__analog_low_current_mode(codec, true);
+
+	snd_hda_gen_init(codec);
+
+	vt1708_update_hp_work(codec);
+
+	return 0;
+}
+
+static int vt1708_build_controls(struct hda_codec *codec)
+{
+	/* In order not to create "Phantom Jack" controls,
+	   temporary enable jackpoll */
+	int err;
+	int old_interval = codec->jackpoll_interval;
+	codec->jackpoll_interval = msecs_to_jiffies(100);
+	err = snd_hda_gen_build_controls(codec);
+	codec->jackpoll_interval = old_interval;
+	return err;
+}
+
+static int vt1708_build_pcms(struct hda_codec *codec)
+{
+	struct via_spec *spec = codec->spec;
+	int i, err;
+
+	err = snd_hda_gen_build_pcms(codec);
+	if (err < 0 || codec->core.vendor_id != 0x11061708)
+		return err;
+
+	/* We got noisy outputs on the right channel on VT1708 when
+	 * 24bit samples are used.  Until any workaround is found,
+	 * disable the 24bit format, so far.
+	 */
+	for (i = 0; i < ARRAY_SIZE(spec->gen.pcm_rec); i++) {
+		struct hda_pcm *info = spec->gen.pcm_rec[i];
+		if (!info)
+			continue;
+		if (!info->stream[SNDRV_PCM_STREAM_PLAYBACK].substreams ||
+		    info->pcm_type != HDA_PCM_TYPE_AUDIO)
+			continue;
+		info->stream[SNDRV_PCM_STREAM_PLAYBACK].formats =
+			SNDRV_PCM_FMTBIT_S16_LE;
+	}
+
+	return 0;
+}
+
+static int patch_vt1708(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	/* override some patch_ops */
+	codec->patch_ops.build_controls = vt1708_build_controls;
+	codec->patch_ops.build_pcms = vt1708_build_pcms;
+	spec->gen.mixer_nid = 0x17;
+
+	/* set jackpoll_interval while parsing the codec */
+	codec->jackpoll_interval = msecs_to_jiffies(100);
+	spec->vt1708_jack_detect = 1;
+
+	/* don't support the input jack switching due to lack of unsol event */
+	/* (it may work with polling, though, but it needs testing) */
+	spec->gen.suppress_auto_mic = 1;
+	/* Some machines show the broken speaker mute */
+	spec->gen.auto_mute_via_amp = 1;
+
+	/* Add HP and CD pin config connect bit re-config action */
+	vt1708_set_pinconfig_connect(codec, VT1708_HP_PIN_NID);
+	vt1708_set_pinconfig_connect(codec, VT1708_CD_PIN_NID);
+
+	err = snd_hda_add_verbs(codec, vt1708_init_verbs);
+	if (err < 0)
+		goto error;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	/* add jack detect on/off control */
+	if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1708_jack_detect_ctl)) {
+		err = -ENOMEM;
+		goto error;
+	}
+
+	/* clear jackpoll_interval again; it's set dynamically */
+	codec->jackpoll_interval = 0;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+static int patch_vt1709(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x18;
+
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+static int patch_vt1708S(struct hda_codec *codec);
+static int patch_vt1708B(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	if (get_codec_type(codec) == VT1708BCE)
+		return patch_vt1708S(codec);
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x16;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+/* Patch for VT1708S */
+static const struct hda_verb vt1708S_init_verbs[] = {
+	/* Enable Mic Boost Volume backdoor */
+	{0x1, 0xf98, 0x1},
+	/* don't bybass mixer */
+	{0x1, 0xf88, 0xc0},
+	{ }
+};
+
+static void override_mic_boost(struct hda_codec *codec, hda_nid_t pin,
+			       int offset, int num_steps, int step_size)
+{
+	snd_hda_override_wcaps(codec, pin,
+			       get_wcaps(codec, pin) | AC_WCAP_IN_AMP);
+	snd_hda_override_amp_caps(codec, pin, HDA_INPUT,
+				  (offset << AC_AMPCAP_OFFSET_SHIFT) |
+				  (num_steps << AC_AMPCAP_NUM_STEPS_SHIFT) |
+				  (step_size << AC_AMPCAP_STEP_SIZE_SHIFT) |
+				  (0 << AC_AMPCAP_MUTE_SHIFT));
+}
+
+static int patch_vt1708S(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x16;
+	override_mic_boost(codec, 0x1a, 0, 3, 40);
+	override_mic_boost(codec, 0x1e, 0, 3, 40);
+
+	/* correct names for VT1708BCE */
+	if (get_codec_type(codec) == VT1708BCE)
+		snd_hda_codec_set_name(codec, "VT1708BCE");
+	/* correct names for VT1705 */
+	if (codec->core.vendor_id == 0x11064397)
+		snd_hda_codec_set_name(codec, "VT1705");
+
+	err = snd_hda_add_verbs(codec, vt1708S_init_verbs);
+	if (err < 0)
+		goto error;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+/* Patch for VT1702 */
+
+static const struct hda_verb vt1702_init_verbs[] = {
+	/* mixer enable */
+	{0x1, 0xF88, 0x3},
+	/* GPIO 0~2 */
+	{0x1, 0xF82, 0x3F},
+	{ }
+};
+
+static int patch_vt1702(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x1a;
+
+	/* limit AA path volume to 0 dB */
+	snd_hda_override_amp_caps(codec, 0x1A, HDA_INPUT,
+				  (0x17 << AC_AMPCAP_OFFSET_SHIFT) |
+				  (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) |
+				  (0x5 << AC_AMPCAP_STEP_SIZE_SHIFT) |
+				  (1 << AC_AMPCAP_MUTE_SHIFT));
+
+	err = snd_hda_add_verbs(codec, vt1702_init_verbs);
+	if (err < 0)
+		goto error;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+/* Patch for VT1718S */
+
+static const struct hda_verb vt1718S_init_verbs[] = {
+	/* Enable MW0 adjust Gain 5 */
+	{0x1, 0xfb2, 0x10},
+	/* Enable Boost Volume backdoor */
+	{0x1, 0xf88, 0x8},
+
+	{ }
+};
+
+/* Add a connection to the primary DAC from AA-mixer for some codecs
+ * This isn't listed from the raw info, but the chip has a secret connection.
+ */
+static int add_secret_dac_path(struct hda_codec *codec)
+{
+	struct via_spec *spec = codec->spec;
+	int i, nums;
+	hda_nid_t conn[8];
+	hda_nid_t nid;
+
+	if (!spec->gen.mixer_nid)
+		return 0;
+	nums = snd_hda_get_connections(codec, spec->gen.mixer_nid, conn,
+				       ARRAY_SIZE(conn) - 1);
+	if (nums < 0)
+		return nums;
+
+	for (i = 0; i < nums; i++) {
+		if (get_wcaps_type(get_wcaps(codec, conn[i])) == AC_WID_AUD_OUT)
+			return 0;
+	}
+
+	/* find the primary DAC and add to the connection list */
+	for_each_hda_codec_node(nid, codec) {
+		unsigned int caps = get_wcaps(codec, nid);
+		if (get_wcaps_type(caps) == AC_WID_AUD_OUT &&
+		    !(caps & AC_WCAP_DIGITAL)) {
+			conn[nums++] = nid;
+			return snd_hda_override_conn_list(codec,
+							  spec->gen.mixer_nid,
+							  nums, conn);
+		}
+	}
+	return 0;
+}
+
+
+static int patch_vt1718S(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x21;
+	override_mic_boost(codec, 0x2b, 0, 3, 40);
+	override_mic_boost(codec, 0x29, 0, 3, 40);
+	add_secret_dac_path(codec);
+
+	err = snd_hda_add_verbs(codec, vt1718S_init_verbs);
+	if (err < 0)
+		goto error;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+/* Patch for VT1716S */
+
+static int vt1716s_dmic_info(struct snd_kcontrol *kcontrol,
+			    struct snd_ctl_elem_info *uinfo)
+{
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = 1;
+	return 0;
+}
+
+static int vt1716s_dmic_get(struct snd_kcontrol *kcontrol,
+			   struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+	int index = 0;
+
+	index = snd_hda_codec_read(codec, 0x26, 0,
+					       AC_VERB_GET_CONNECT_SEL, 0);
+	if (index != -1)
+		*ucontrol->value.integer.value = index;
+
+	return 0;
+}
+
+static int vt1716s_dmic_put(struct snd_kcontrol *kcontrol,
+			   struct snd_ctl_elem_value *ucontrol)
+{
+	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct via_spec *spec = codec->spec;
+	int index = *ucontrol->value.integer.value;
+
+	snd_hda_codec_write(codec, 0x26, 0,
+					       AC_VERB_SET_CONNECT_SEL, index);
+	spec->dmic_enabled = index;
+	return 1;
+}
+
+static const struct snd_kcontrol_new vt1716s_dmic_mixer_vol =
+	HDA_CODEC_VOLUME("Digital Mic Capture Volume", 0x22, 0x0, HDA_INPUT);
+static const struct snd_kcontrol_new vt1716s_dmic_mixer_sw = {
+	 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	 .name = "Digital Mic Capture Switch",
+	 .subdevice = HDA_SUBDEV_NID_FLAG | 0x26,
+	 .count = 1,
+	 .info = vt1716s_dmic_info,
+	 .get = vt1716s_dmic_get,
+	 .put = vt1716s_dmic_put,
+};
+
+
+/* mono-out mixer elements */
+static const struct snd_kcontrol_new vt1716S_mono_out_mixer =
+	HDA_CODEC_MUTE("Mono Playback Switch", 0x2a, 0x0, HDA_OUTPUT);
+
+static const struct hda_verb vt1716S_init_verbs[] = {
+	/* Enable Boost Volume backdoor */
+	{0x1, 0xf8a, 0x80},
+	/* don't bybass mixer */
+	{0x1, 0xf88, 0xc0},
+	/* Enable mono output */
+	{0x1, 0xf90, 0x08},
+	{ }
+};
+
+static int patch_vt1716S(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x16;
+	override_mic_boost(codec, 0x1a, 0, 3, 40);
+	override_mic_boost(codec, 0x1e, 0, 3, 40);
+
+	err = snd_hda_add_verbs(codec, vt1716S_init_verbs);
+	if (err < 0)
+		goto error;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	if (!snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716s_dmic_mixer_vol) ||
+	    !snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716s_dmic_mixer_sw) ||
+	    !snd_hda_gen_add_kctl(&spec->gen, NULL, &vt1716S_mono_out_mixer)) {
+		err = -ENOMEM;
+		goto error;
+	}
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+/* for vt2002P */
+
+static const struct hda_verb vt2002P_init_verbs[] = {
+	/* Class-D speaker related verbs */
+	{0x1, 0xfe0, 0x4},
+	{0x1, 0xfe9, 0x80},
+	{0x1, 0xfe2, 0x22},
+	/* Enable Boost Volume backdoor */
+	{0x1, 0xfb9, 0x24},
+	/* Enable AOW0 to MW9 */
+	{0x1, 0xfb8, 0x88},
+	{ }
+};
+
+static const struct hda_verb vt1802_init_verbs[] = {
+	/* Enable Boost Volume backdoor */
+	{0x1, 0xfb9, 0x24},
+	/* Enable AOW0 to MW9 */
+	{0x1, 0xfb8, 0x88},
+	{ }
+};
+
+/*
+ * pin fix-up
+ */
+enum {
+	VIA_FIXUP_INTMIC_BOOST,
+	VIA_FIXUP_ASUS_G75,
+	VIA_FIXUP_POWER_SAVE,
+};
+
+static void via_fixup_intmic_boost(struct hda_codec *codec,
+				  const struct hda_fixup *fix, int action)
+{
+	if (action == HDA_FIXUP_ACT_PRE_PROBE)
+		override_mic_boost(codec, 0x30, 0, 2, 40);
+}
+
+static void via_fixup_power_save(struct hda_codec *codec,
+				 const struct hda_fixup *fix, int action)
+{
+	if (action == HDA_FIXUP_ACT_PRE_PROBE)
+		codec->power_save_node = 0;
+}
+
+static const struct hda_fixup via_fixups[] = {
+	[VIA_FIXUP_INTMIC_BOOST] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = via_fixup_intmic_boost,
+	},
+	[VIA_FIXUP_ASUS_G75] = {
+		.type = HDA_FIXUP_PINS,
+		.v.pins = (const struct hda_pintbl[]) {
+			/* set 0x24 and 0x33 as speakers */
+			{ 0x24, 0x991301f0 },
+			{ 0x33, 0x991301f1 }, /* subwoofer */
+			{ }
+		}
+	},
+	[VIA_FIXUP_POWER_SAVE] = {
+		.type = HDA_FIXUP_FUNC,
+		.v.func = via_fixup_power_save,
+	},
+};
+
+static const struct snd_pci_quirk vt2002p_fixups[] = {
+	SND_PCI_QUIRK(0x1043, 0x13f7, "Asus B23E", VIA_FIXUP_POWER_SAVE),
+	SND_PCI_QUIRK(0x1043, 0x1487, "Asus G75", VIA_FIXUP_ASUS_G75),
+	SND_PCI_QUIRK(0x1043, 0x8532, "Asus X202E", VIA_FIXUP_INTMIC_BOOST),
+	SND_PCI_QUIRK_VENDOR(0x1558, "Clevo", VIA_FIXUP_POWER_SAVE),
+	{}
+};
+
+/* NIDs 0x24 and 0x33 on VT1802 have connections to non-existing NID 0x3e
+ * Replace this with mixer NID 0x1c
+ */
+static void fix_vt1802_connections(struct hda_codec *codec)
+{
+	static const hda_nid_t conn_24[] = { 0x14, 0x1c };
+	static const hda_nid_t conn_33[] = { 0x1c };
+
+	snd_hda_override_conn_list(codec, 0x24, ARRAY_SIZE(conn_24), conn_24);
+	snd_hda_override_conn_list(codec, 0x33, ARRAY_SIZE(conn_33), conn_33);
+}
+
+/* patch for vt2002P */
+static int patch_vt2002P(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x21;
+	override_mic_boost(codec, 0x2b, 0, 3, 40);
+	override_mic_boost(codec, 0x29, 0, 3, 40);
+	if (spec->codec_type == VT1802)
+		fix_vt1802_connections(codec);
+	add_secret_dac_path(codec);
+
+	snd_hda_pick_fixup(codec, NULL, vt2002p_fixups, via_fixups);
+	snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
+
+	if (spec->codec_type == VT1802)
+		err = snd_hda_add_verbs(codec, vt1802_init_verbs);
+	else
+		err = snd_hda_add_verbs(codec, vt2002P_init_verbs);
+	if (err < 0)
+		goto error;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+/* for vt1812 */
+
+static const struct hda_verb vt1812_init_verbs[] = {
+	/* Enable Boost Volume backdoor */
+	{0x1, 0xfb9, 0x24},
+	/* Enable AOW0 to MW9 */
+	{0x1, 0xfb8, 0xa8},
+	{ }
+};
+
+/* patch for vt1812 */
+static int patch_vt1812(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x21;
+	override_mic_boost(codec, 0x2b, 0, 3, 40);
+	override_mic_boost(codec, 0x29, 0, 3, 40);
+	add_secret_dac_path(codec);
+
+	err = snd_hda_add_verbs(codec, vt1812_init_verbs);
+	if (err < 0)
+		goto error;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+/* patch for vt3476 */
+
+static const struct hda_verb vt3476_init_verbs[] = {
+	/* Enable DMic 8/16/32K */
+	{0x1, 0xF7B, 0x30},
+	/* Enable Boost Volume backdoor */
+	{0x1, 0xFB9, 0x20},
+	/* Enable AOW-MW9 path */
+	{0x1, 0xFB8, 0x10},
+	{ }
+};
+
+static int patch_vt3476(struct hda_codec *codec)
+{
+	struct via_spec *spec;
+	int err;
+
+	/* create a codec specific record */
+	spec = via_new_spec(codec);
+	if (spec == NULL)
+		return -ENOMEM;
+
+	spec->gen.mixer_nid = 0x3f;
+	add_secret_dac_path(codec);
+
+	err = snd_hda_add_verbs(codec, vt3476_init_verbs);
+	if (err < 0)
+		goto error;
+
+	/* automatic parse from the BIOS config */
+	err = via_parse_auto_config(codec);
+	if (err < 0)
+		goto error;
+
+	return 0;
+
+ error:
+	via_free(codec);
+	return err;
+}
+
+/*
+ * patch entries
+ */
+static const struct hda_device_id snd_hda_id_via[] = {
+	HDA_CODEC_ENTRY(0x11061708, "VT1708", patch_vt1708),
+	HDA_CODEC_ENTRY(0x11061709, "VT1708", patch_vt1708),
+	HDA_CODEC_ENTRY(0x1106170a, "VT1708", patch_vt1708),
+	HDA_CODEC_ENTRY(0x1106170b, "VT1708", patch_vt1708),
+	HDA_CODEC_ENTRY(0x1106e710, "VT1709 10-Ch", patch_vt1709),
+	HDA_CODEC_ENTRY(0x1106e711, "VT1709 10-Ch", patch_vt1709),
+	HDA_CODEC_ENTRY(0x1106e712, "VT1709 10-Ch", patch_vt1709),
+	HDA_CODEC_ENTRY(0x1106e713, "VT1709 10-Ch", patch_vt1709),
+	HDA_CODEC_ENTRY(0x1106e714, "VT1709 6-Ch", patch_vt1709),
+	HDA_CODEC_ENTRY(0x1106e715, "VT1709 6-Ch", patch_vt1709),
+	HDA_CODEC_ENTRY(0x1106e716, "VT1709 6-Ch", patch_vt1709),
+	HDA_CODEC_ENTRY(0x1106e717, "VT1709 6-Ch", patch_vt1709),
+	HDA_CODEC_ENTRY(0x1106e720, "VT1708B 8-Ch", patch_vt1708B),
+	HDA_CODEC_ENTRY(0x1106e721, "VT1708B 8-Ch", patch_vt1708B),
+	HDA_CODEC_ENTRY(0x1106e722, "VT1708B 8-Ch", patch_vt1708B),
+	HDA_CODEC_ENTRY(0x1106e723, "VT1708B 8-Ch", patch_vt1708B),
+	HDA_CODEC_ENTRY(0x1106e724, "VT1708B 4-Ch", patch_vt1708B),
+	HDA_CODEC_ENTRY(0x1106e725, "VT1708B 4-Ch", patch_vt1708B),
+	HDA_CODEC_ENTRY(0x1106e726, "VT1708B 4-Ch", patch_vt1708B),
+	HDA_CODEC_ENTRY(0x1106e727, "VT1708B 4-Ch", patch_vt1708B),
+	HDA_CODEC_ENTRY(0x11060397, "VT1708S", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11061397, "VT1708S", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11062397, "VT1708S", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11063397, "VT1708S", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11064397, "VT1705", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11065397, "VT1708S", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11066397, "VT1708S", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11067397, "VT1708S", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11060398, "VT1702", patch_vt1702),
+	HDA_CODEC_ENTRY(0x11061398, "VT1702", patch_vt1702),
+	HDA_CODEC_ENTRY(0x11062398, "VT1702", patch_vt1702),
+	HDA_CODEC_ENTRY(0x11063398, "VT1702", patch_vt1702),
+	HDA_CODEC_ENTRY(0x11064398, "VT1702", patch_vt1702),
+	HDA_CODEC_ENTRY(0x11065398, "VT1702", patch_vt1702),
+	HDA_CODEC_ENTRY(0x11066398, "VT1702", patch_vt1702),
+	HDA_CODEC_ENTRY(0x11067398, "VT1702", patch_vt1702),
+	HDA_CODEC_ENTRY(0x11060428, "VT1718S", patch_vt1718S),
+	HDA_CODEC_ENTRY(0x11064428, "VT1718S", patch_vt1718S),
+	HDA_CODEC_ENTRY(0x11060441, "VT2020", patch_vt1718S),
+	HDA_CODEC_ENTRY(0x11064441, "VT1828S", patch_vt1718S),
+	HDA_CODEC_ENTRY(0x11060433, "VT1716S", patch_vt1716S),
+	HDA_CODEC_ENTRY(0x1106a721, "VT1716S", patch_vt1716S),
+	HDA_CODEC_ENTRY(0x11060438, "VT2002P", patch_vt2002P),
+	HDA_CODEC_ENTRY(0x11064438, "VT2002P", patch_vt2002P),
+	HDA_CODEC_ENTRY(0x11060448, "VT1812", patch_vt1812),
+	HDA_CODEC_ENTRY(0x11060440, "VT1818S", patch_vt1708S),
+	HDA_CODEC_ENTRY(0x11060446, "VT1802", patch_vt2002P),
+	HDA_CODEC_ENTRY(0x11068446, "VT1802", patch_vt2002P),
+	HDA_CODEC_ENTRY(0x11064760, "VT1705CF", patch_vt3476),
+	HDA_CODEC_ENTRY(0x11064761, "VT1708SCE", patch_vt3476),
+	HDA_CODEC_ENTRY(0x11064762, "VT1808", patch_vt3476),
+	{} /* terminator */
+};
+MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_via);
+
+static struct hda_codec_driver via_driver = {
+	.id = snd_hda_id_via,
+};
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("VIA HD-audio codec");
+
+module_hda_codec_driver(via_driver);