text: /*
   * 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>
   *
   *  This driver is free software; you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation; either version 2 of the License, or
   *  (at your option) any later version.
   *
   *  This driver is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *  along with this program; if not, write to the Free Software
   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
   */
  
  /* * * * * * * * * * * * * * 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 "hda_codec.h"
  #include "hda_local.h"
  #include "hda_jack.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,
  	CODEC_TYPES,
  };
  
  #define VT2002P_COMPATIBLE(spec) \
  	((spec)->codec_type == VT2002P ||\
  	 (spec)->codec_type == VT1812 ||\
  	 (spec)->codec_type == VT1802)
  
  #define MAX_NID_PATH_DEPTH	5
  
  /* output-path: DAC -> ... -> pin
   * idx[] contains the source index number of the next widget;
   * e.g. idx[0] is the index of the DAC selected by path[1] widget
   * multi[] indicates whether it's a selector widget with multi-connectors
   * (i.e. the connection selection is mandatory)
   * vol_ctl and mute_ctl contains the NIDs for the assigned mixers
   */
  struct nid_path {
  	int depth;
  	hda_nid_t path[MAX_NID_PATH_DEPTH];
  	unsigned char idx[MAX_NID_PATH_DEPTH];
  	unsigned char multi[MAX_NID_PATH_DEPTH];
  	unsigned int vol_ctl;
  	unsigned int mute_ctl;
  };
  
  /* input-path */
  struct via_input {
  	hda_nid_t pin;	/* input-pin or aa-mix */
  	int adc_idx;	/* ADC index to be used */
  	int mux_idx;	/* MUX index (if any) */
  	const char *label;	/* input-source label */
  };
  
  #define VIA_MAX_ADCS	3
  
  enum {
  	STREAM_MULTI_OUT = (1 << 0),
  	STREAM_INDEP_HP = (1 << 1),
  };
  
  struct via_spec {
  	/* codec parameterization */
  	const struct snd_kcontrol_new *mixers[6];
  	unsigned int num_mixers;
  
  	const struct hda_verb *init_verbs[5];
  	unsigned int num_iverbs;
  
  	char stream_name_analog[32];
  	char stream_name_hp[32];
  	const struct hda_pcm_stream *stream_analog_playback;
  	const struct hda_pcm_stream *stream_analog_capture;
  
  	char stream_name_digital[32];
  	const struct hda_pcm_stream *stream_digital_playback;
  	const struct hda_pcm_stream *stream_digital_capture;
  
  	/* playback */
  	struct hda_multi_out multiout;
  	hda_nid_t slave_dig_outs[2];
  	hda_nid_t hp_dac_nid;
  	hda_nid_t speaker_dac_nid;
  	int hp_indep_shared;	/* indep HP-DAC is shared with side ch */
  	int opened_streams;	/* STREAM_* bits */
  	int active_streams;	/* STREAM_* bits */
  	int aamix_mode;		/* loopback is enabled for output-path? */
  
  	/* Output-paths:
  	 * There are different output-paths depending on the setup.
  	 * out_path, hp_path and speaker_path are primary paths.  If both
  	 * direct DAC and aa-loopback routes are available, these contain
  	 * the former paths.  Meanwhile *_mix_path contain the paths with
  	 * loopback mixer.  (Since the loopback is only for front channel,
  	 * no out_mix_path for surround channels.)
  	 * The HP output has another path, hp_indep_path, which is used in
  	 * the independent-HP mode.
  	 */
  	struct nid_path out_path[HDA_SIDE + 1];
  	struct nid_path out_mix_path;
  	struct nid_path hp_path;
  	struct nid_path hp_mix_path;
  	struct nid_path hp_indep_path;
  	struct nid_path speaker_path;
  	struct nid_path speaker_mix_path;
  
  	/* capture */
  	unsigned int num_adc_nids;
  	hda_nid_t adc_nids[VIA_MAX_ADCS];
  	hda_nid_t mux_nids[VIA_MAX_ADCS];
  	hda_nid_t aa_mix_nid;
  	hda_nid_t dig_in_nid;
  
  	/* capture source */
  	bool dyn_adc_switch;
  	int num_inputs;
  	struct via_input inputs[AUTO_CFG_MAX_INS + 1];
  	unsigned int cur_mux[VIA_MAX_ADCS];
  
  	/* dynamic DAC switching */
  	unsigned int cur_dac_stream_tag;
  	unsigned int cur_dac_format;
  	unsigned int cur_hp_stream_tag;
  	unsigned int cur_hp_format;
  
  	/* dynamic ADC switching */
  	hda_nid_t cur_adc;
  	unsigned int cur_adc_stream_tag;
  	unsigned int cur_adc_format;
  
  	/* PCM information */
  	struct hda_pcm pcm_rec[3];
  
  	/* dynamic controls, init_verbs and input_mux */
  	struct auto_pin_cfg autocfg;
  	struct snd_array kctls;
  	hda_nid_t private_dac_nids[AUTO_CFG_MAX_OUTS];
  
  	/* HP mode source */
  	unsigned int hp_independent_mode;
  	unsigned int dmic_enabled;
  	unsigned int no_pin_power_ctl;
  	enum VIA_HDA_CODEC codec_type;
  
  	/* analog low-power control */
  	bool alc_mode;
  
  	/* smart51 setup */
  	unsigned int smart51_nums;
  	hda_nid_t smart51_pins[2];
  	int smart51_idxs[2];
  	const char *smart51_labels[2];
  	unsigned int smart51_enabled;
  
  	/* work to check hp jack state */
  	struct hda_codec *codec;
  	struct delayed_work vt1708_hp_work;
  	int hp_work_active;
  	int vt1708_jack_detect;
  	int vt1708_hp_present;
  
  	void (*set_widgets_power_state)(struct hda_codec *codec);
  
  	struct hda_loopback_check loopback;
  	int num_loopbacks;
  	struct hda_amp_list loopback_list[8];
  
  	/* bind capture-volume */
  	struct hda_bind_ctls *bind_cap_vol;
  	struct hda_bind_ctls *bind_cap_sw;
  
  	struct mutex config_mutex;
  };
  
  static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec);
  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;
  
  	mutex_init(&spec->config_mutex);
  	codec->spec = spec;
  	spec->codec = codec;
  	spec->codec_type = get_codec_type(codec);
  	/* VT1708BCE & VT1708S are almost same */
  	if (spec->codec_type == VT1708BCE)
  		spec->codec_type = VT1708S;
  	return spec;
  }
  
  static enum VIA_HDA_CODEC get_codec_type(struct hda_codec *codec)
  {
  	u32 vendor_id = codec->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
  		codec_type = UNKNOWN;
  	return codec_type;
  };
  
  #define VIA_JACK_EVENT		0x20
  #define VIA_HP_EVENT		0x01
  #define VIA_GPIO_EVENT		0x02
  #define VIA_LINE_EVENT		0x03
  
  enum {
  	VIA_CTL_WIDGET_VOL,
  	VIA_CTL_WIDGET_MUTE,
  	VIA_CTL_WIDGET_ANALOG_MUTE,
  };
  
  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 via_spec *spec)
  {
  	if (spec->codec_type != VT1708 || spec->autocfg.hp_pins[0] == 0)
  		return;
  	if (spec->hp_work_active) {
  		snd_hda_codec_write(spec->codec, 0x1, 0, 0xf81, 1);
  		cancel_delayed_work_sync(&spec->vt1708_hp_work);
  		spec->hp_work_active = 0;
  	}
  }
  
  static void vt1708_update_hp_work(struct via_spec *spec)
  {
  	if (spec->codec_type != VT1708 || spec->autocfg.hp_pins[0] == 0)
  		return;
  	if (spec->vt1708_jack_detect &&
  	    (spec->active_streams || hp_detect_with_aa(spec->codec))) {
  		if (!spec->hp_work_active) {
  			snd_hda_codec_write(spec->codec, 0x1, 0, 0xf81, 0);
  			schedule_delayed_work(&spec->vt1708_hp_work,
  					      msecs_to_jiffies(100));
  			spec->hp_work_active = 1;
  		}
  	} else if (!hp_detect_with_aa(spec->codec))
  		vt1708_stop_hp_work(spec);
  }
  
  static void set_widgets_power_state(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	if (spec->set_widgets_power_state)
  		spec->set_widgets_power_state(codec);
  }
  
  static int analog_input_switch_put(struct snd_kcontrol *kcontrol,
  				   struct snd_ctl_elem_value *ucontrol)
  {
  	int change = snd_hda_mixer_amp_switch_put(kcontrol, ucontrol);
  	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
  
  	set_widgets_power_state(codec);
  	analog_low_current_mode(snd_kcontrol_chip(kcontrol));
  	vt1708_update_hp_work(codec->spec);
  	return change;
  }
  
  /* modify .put = snd_hda_mixer_amp_switch_put */
  #define ANALOG_INPUT_MUTE						\
  	{		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,		\
  			.name = NULL,					\
  			.index = 0,					\
  			.info = snd_hda_mixer_amp_switch_info,		\
  			.get = snd_hda_mixer_amp_switch_get,		\
  			.put = analog_input_switch_put,			\
  			.private_value = HDA_COMPOSE_AMP_VAL(0, 3, 0, 0) }
  
  static const struct snd_kcontrol_new via_control_templates[] = {
  	HDA_CODEC_VOLUME(NULL, 0, 0, 0),
  	HDA_CODEC_MUTE(NULL, 0, 0, 0),
  	ANALOG_INPUT_MUTE,
  };
  
  
  /* add dynamic controls */
  static struct snd_kcontrol_new *__via_clone_ctl(struct via_spec *spec,
  				const struct snd_kcontrol_new *tmpl,
  				const char *name)
  {
  	struct snd_kcontrol_new *knew;
  
  	snd_array_init(&spec->kctls, sizeof(*knew), 32);
  	knew = snd_array_new(&spec->kctls);
  	if (!knew)
  		return NULL;
  	*knew = *tmpl;
  	if (!name)
  		name = tmpl->name;
  	if (name) {
  		knew->name = kstrdup(name, GFP_KERNEL);
  		if (!knew->name)
  			return NULL;
  	}
  	return knew;
  }
  
  static int __via_add_control(struct via_spec *spec, int type, const char *name,
  			     int idx, unsigned long val)
  {
  	struct snd_kcontrol_new *knew;
  
  	knew = __via_clone_ctl(spec, &via_control_templates[type], name);
  	if (!knew)
  		return -ENOMEM;
  	knew->index = idx;
  	if (get_amp_nid_(val))
  		knew->subdevice = HDA_SUBDEV_AMP_FLAG;
  	knew->private_value = val;
  	return 0;
  }
  
  #define via_add_control(spec, type, name, val) \
  	__via_add_control(spec, type, name, 0, val)
  
  #define via_clone_control(spec, tmpl) __via_clone_ctl(spec, tmpl, NULL)
  
  static void via_free_kctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (spec->kctls.list) {
  		struct snd_kcontrol_new *kctl = spec->kctls.list;
  		int i;
  		for (i = 0; i < spec->kctls.used; i++)
  			kfree(kctl[i].name);
  	}
  	snd_array_free(&spec->kctls);
  }
  
  /* create input playback/capture controls for the given pin */
  static int via_new_analog_input(struct via_spec *spec, const char *ctlname,
  				int type_idx, int idx, int mix_nid)
  {
  	char name[32];
  	int err;
  
  	sprintf(name, "%s Playback Volume", ctlname);
  	err = __via_add_control(spec, VIA_CTL_WIDGET_VOL, name, type_idx,
  			      HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT));
  	if (err < 0)
  		return err;
  	sprintf(name, "%s Playback Switch", ctlname);
  	err = __via_add_control(spec, VIA_CTL_WIDGET_ANALOG_MUTE, name, type_idx,
  			      HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT));
  	if (err < 0)
  		return err;
  	return 0;
  }
  
  #define get_connection_index(codec, mux, nid) \
  	snd_hda_get_conn_index(codec, mux, nid, 0)
  
  static bool check_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
  			   unsigned int mask)
  {
  	unsigned int caps;
  	if (!nid)
  		return false;
  	caps = get_wcaps(codec, nid);
  	if (dir == HDA_INPUT)
  		caps &= AC_WCAP_IN_AMP;
  	else
  		caps &= AC_WCAP_OUT_AMP;
  	if (!caps)
  		return false;
  	if (query_amp_caps(codec, nid, dir) & mask)
  		return true;
  	return false;
  }
  
  #define have_mute(codec, nid, dir) \
  	check_amp_caps(codec, nid, dir, AC_AMPCAP_MUTE)
  
  /* enable/disable the output-route mixers */
  static void activate_output_mix(struct hda_codec *codec, struct nid_path *path,
  				hda_nid_t mix_nid, int idx, bool enable)
  {
  	int i, num, val;
  
  	if (!path)
  		return;
  	num = snd_hda_get_conn_list(codec, mix_nid, NULL);
  	for (i = 0; i < num; i++) {
  		if (i == idx)
  			val = AMP_IN_UNMUTE(i);
  		else
  			val = AMP_IN_MUTE(i);
  		snd_hda_codec_write(codec, mix_nid, 0,
  				    AC_VERB_SET_AMP_GAIN_MUTE, val);
  	}
  }
  
  /* enable/disable the output-route */
  static void activate_output_path(struct hda_codec *codec, struct nid_path *path,
  				 bool enable, bool force)
  {
  	struct via_spec *spec = codec->spec;
  	int i;
  	for (i = 0; i < path->depth; i++) {
  		hda_nid_t src, dst;
  		int idx = path->idx[i];
  		src = path->path[i];			
  		if (i < path->depth - 1)
  			dst = path->path[i + 1];
  		else
  			dst = 0;
  		if (enable && path->multi[i])
  			snd_hda_codec_write(codec, dst, 0,
  					    AC_VERB_SET_CONNECT_SEL, idx);
  		if (!force && (dst == spec->aa_mix_nid))
  			continue;
  		if (have_mute(codec, dst, HDA_INPUT))
  			activate_output_mix(codec, path, dst, idx, enable);
  		if (!force && (src == path->vol_ctl || src == path->mute_ctl))
  			continue;
  		if (have_mute(codec, src, HDA_OUTPUT)) {
  			int val = enable ? AMP_OUT_UNMUTE : AMP_OUT_MUTE;
  			snd_hda_codec_write(codec, src, 0,
  					    AC_VERB_SET_AMP_GAIN_MUTE, val);
  		}
  	}
  }
  
  /* set the given pin as output */
  static void init_output_pin(struct hda_codec *codec, hda_nid_t pin,
  			    int pin_type)
  {
  	if (!pin)
  		return;
  	snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_PIN_WIDGET_CONTROL,
  			    pin_type);
  	if (snd_hda_query_pin_caps(codec, pin) & AC_PINCAP_EAPD)
  		snd_hda_codec_write(codec, pin, 0,
  				    AC_VERB_SET_EAPD_BTLENABLE, 0x02);
  }
  
  static void via_auto_init_output(struct hda_codec *codec,
  				 struct nid_path *path, int pin_type)
  {
  	unsigned int caps;
  	hda_nid_t pin;
  
  	if (!path->depth)
  		return;
  	pin = path->path[path->depth - 1];
  
  	init_output_pin(codec, pin, pin_type);
  	if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
  		caps = query_amp_caps(codec, pin, HDA_OUTPUT);
  	else
  		caps = 0;
  	if (caps & AC_AMPCAP_MUTE) {
  		unsigned int val;
  		val = (caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT;
  		snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
  				    AMP_OUT_MUTE | val);
  	}
  	activate_output_path(codec, path, true, true); /* force on */
  }
  
  static void via_auto_init_multi_out(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct nid_path *path;
  	int i;
  
  	for (i = 0; i < spec->autocfg.line_outs + spec->smart51_nums; i++) {
  		path = &spec->out_path[i];
  		if (!i && spec->aamix_mode && spec->out_mix_path.depth)
  			path = &spec->out_mix_path;
  		via_auto_init_output(codec, path, PIN_OUT);
  	}
  }
  
  /* deactivate the inactive headphone-paths */
  static void deactivate_hp_paths(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int shared = spec->hp_indep_shared;
  
  	if (spec->hp_independent_mode) {
  		activate_output_path(codec, &spec->hp_path, false, false);
  		activate_output_path(codec, &spec->hp_mix_path, false, false);
  		if (shared)
  			activate_output_path(codec, &spec->out_path[shared],
  					     false, false);
  	} else if (spec->aamix_mode || !spec->hp_path.depth) {
  		activate_output_path(codec, &spec->hp_indep_path, false, false);
  		activate_output_path(codec, &spec->hp_path, false, false);
  	} else {
  		activate_output_path(codec, &spec->hp_indep_path, false, false);
  		activate_output_path(codec, &spec->hp_mix_path, false, false);
  	}
  }
  
  static void via_auto_init_hp_out(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (!spec->hp_path.depth) {
  		via_auto_init_output(codec, &spec->hp_mix_path, PIN_HP);
  		return;
  	}
  	deactivate_hp_paths(codec);
  	if (spec->hp_independent_mode)
  		via_auto_init_output(codec, &spec->hp_indep_path, PIN_HP);
  	else if (spec->aamix_mode)
  		via_auto_init_output(codec, &spec->hp_mix_path, PIN_HP);
  	else
  		via_auto_init_output(codec, &spec->hp_path, PIN_HP);
  }
  
  static void via_auto_init_speaker_out(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (!spec->autocfg.speaker_outs)
  		return;
  	if (!spec->speaker_path.depth) {
  		via_auto_init_output(codec, &spec->speaker_mix_path, PIN_OUT);
  		return;
  	}
  	if (!spec->aamix_mode) {
  		activate_output_path(codec, &spec->speaker_mix_path,
  				     false, false);
  		via_auto_init_output(codec, &spec->speaker_path, PIN_OUT);
  	} else {
  		activate_output_path(codec, &spec->speaker_path, false, false);
  		via_auto_init_output(codec, &spec->speaker_mix_path, PIN_OUT);
  	}
  }
  
  static bool is_smart51_pins(struct hda_codec *codec, hda_nid_t pin);
  static void via_hp_automute(struct hda_codec *codec);
  
  static void via_auto_init_analog_input(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	const struct auto_pin_cfg *cfg = &spec->autocfg;
  	hda_nid_t conn[HDA_MAX_CONNECTIONS];
  	unsigned int ctl;
  	int i, num_conns;
  
  	/* init ADCs */
  	for (i = 0; i < spec->num_adc_nids; i++) {
  		hda_nid_t nid = spec->adc_nids[i];
  		if (!(get_wcaps(codec, nid) & AC_WCAP_IN_AMP) ||
  		    !(query_amp_caps(codec, nid, HDA_INPUT) & AC_AMPCAP_MUTE))
  			continue;
  		snd_hda_codec_write(codec, spec->adc_nids[i], 0,
  				    AC_VERB_SET_AMP_GAIN_MUTE,
  				    AMP_IN_UNMUTE(0));
  	}
  
  	/* init pins */
  	for (i = 0; i < cfg->num_inputs; i++) {
  		hda_nid_t nid = cfg->inputs[i].pin;
  		if (spec->smart51_enabled && is_smart51_pins(codec, nid))
  			ctl = PIN_OUT;
  		else if (cfg->inputs[i].type == AUTO_PIN_MIC)
  			ctl = PIN_VREF50;
  		else
  			ctl = PIN_IN;
  		snd_hda_codec_write(codec, nid, 0,
  				    AC_VERB_SET_PIN_WIDGET_CONTROL, ctl);
  	}
  
  	/* init input-src */
  	for (i = 0; i < spec->num_adc_nids; i++) {
  		int adc_idx = spec->inputs[spec->cur_mux[i]].adc_idx;
  		/* secondary ADCs must have the unique MUX */
  		if (i > 0 && !spec->mux_nids[i])
  			break;
  		if (spec->mux_nids[adc_idx]) {
  			int mux_idx = spec->inputs[spec->cur_mux[i]].mux_idx;
  			snd_hda_codec_write(codec, spec->mux_nids[adc_idx], 0,
  					    AC_VERB_SET_CONNECT_SEL,
  					    mux_idx);
  		}
  		if (spec->dyn_adc_switch)
  			break; /* only one input-src */
  	}
  
  	/* init aa-mixer */
  	if (!spec->aa_mix_nid)
  		return;
  	num_conns = snd_hda_get_connections(codec, spec->aa_mix_nid, conn,
  					    ARRAY_SIZE(conn));
  	for (i = 0; i < num_conns; i++) {
  		unsigned int caps = get_wcaps(codec, conn[i]);
  		if (get_wcaps_type(caps) == AC_WID_PIN)
  			snd_hda_codec_write(codec, spec->aa_mix_nid, 0,
  					    AC_VERB_SET_AMP_GAIN_MUTE,
  					    AMP_IN_MUTE(i));
  	}
  }
  
  static void update_power_state(struct hda_codec *codec, hda_nid_t nid,
  			       unsigned int parm)
  {
  	if (snd_hda_codec_read(codec, nid, 0,
  			       AC_VERB_GET_POWER_STATE, 0) == parm)
  		return;
  	snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, parm);
  }
  
  static void set_pin_power_state(struct hda_codec *codec, hda_nid_t nid,
  				unsigned int *affected_parm)
  {
  	unsigned parm;
  	unsigned def_conf = snd_hda_codec_get_pincfg(codec, nid);
  	unsigned no_presence = (def_conf & AC_DEFCFG_MISC)
  		>> AC_DEFCFG_MISC_SHIFT
  		& AC_DEFCFG_MISC_NO_PRESENCE; /* do not support pin sense */
  	struct via_spec *spec = codec->spec;
  	unsigned present = 0;
  
  	no_presence |= spec->no_pin_power_ctl;
  	if (!no_presence)
  		present = snd_hda_jack_detect(codec, nid);
  	if ((spec->smart51_enabled && is_smart51_pins(codec, nid))
  	    || ((no_presence || present)
  		&& get_defcfg_connect(def_conf) != AC_JACK_PORT_NONE)) {
  		*affected_parm = AC_PWRST_D0; /* if it's connected */
  		parm = AC_PWRST_D0;
  	} else
  		parm = AC_PWRST_D3;
  
  	update_power_state(codec, nid, parm);
  }
  
  static int via_pin_power_ctl_info(struct snd_kcontrol *kcontrol,
  				  struct snd_ctl_elem_info *uinfo)
  {
  	static const char * const texts[] = {
  		"Disabled", "Enabled"
  	};
  
  	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
  	uinfo->count = 1;
  	uinfo->value.enumerated.items = 2;
  	if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
  		uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
  	strcpy(uinfo->value.enumerated.name,
  	       texts[uinfo->value.enumerated.item]);
  	return 0;
  }
  
  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->no_pin_power_ctl;
  	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;
  	unsigned int val = !ucontrol->value.enumerated.item[0];
  
  	if (val == spec->no_pin_power_ctl)
  		return 0;
  	spec->no_pin_power_ctl = val;
  	set_widgets_power_state(codec);
  	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,
  };
  
  
  static int via_independent_hp_info(struct snd_kcontrol *kcontrol,
  				   struct snd_ctl_elem_info *uinfo)
  {
  	static const char * const texts[] = { "OFF", "ON" };
  
  	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
  	uinfo->count = 1;
  	uinfo->value.enumerated.items = 2;
  	if (uinfo->value.enumerated.item >= 2)
  		uinfo->value.enumerated.item = 1;
  	strcpy(uinfo->value.enumerated.name,
  	       texts[uinfo->value.enumerated.item]);
  	return 0;
  }
  
  static int via_independent_hp_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->hp_independent_mode;
  	return 0;
  }
  
  /* adjust spec->multiout setup according to the current flags */
  static void setup_playback_multi_pcm(struct via_spec *spec)
  {
  	const struct auto_pin_cfg *cfg = &spec->autocfg;
  	spec->multiout.num_dacs = cfg->line_outs + spec->smart51_nums;
  	spec->multiout.hp_nid = 0;
  	if (!spec->hp_independent_mode) {
  		if (!spec->hp_indep_shared)
  			spec->multiout.hp_nid = spec->hp_dac_nid;
  	} else {
  		if (spec->hp_indep_shared)
  			spec->multiout.num_dacs = cfg->line_outs - 1;
  	}
  }
  
  /* update DAC setups according to indep-HP switch;
   * this function is called only when indep-HP is modified
   */
  static void switch_indep_hp_dacs(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int shared = spec->hp_indep_shared;
  	hda_nid_t shared_dac, hp_dac;
  
  	if (!spec->opened_streams)
  		return;
  
  	shared_dac = shared ? spec->multiout.dac_nids[shared] : 0;
  	hp_dac = spec->hp_dac_nid;
  	if (spec->hp_independent_mode) {
  		/* switch to indep-HP mode */
  		if (spec->active_streams & STREAM_MULTI_OUT) {
  			__snd_hda_codec_cleanup_stream(codec, hp_dac, 1);
  			__snd_hda_codec_cleanup_stream(codec, shared_dac, 1);
  		}
  		if (spec->active_streams & STREAM_INDEP_HP)
  			snd_hda_codec_setup_stream(codec, hp_dac,
  						   spec->cur_hp_stream_tag, 0,
  						   spec->cur_hp_format);
  	} else {
  		/* back to HP or shared-DAC */
  		if (spec->active_streams & STREAM_INDEP_HP)
  			__snd_hda_codec_cleanup_stream(codec, hp_dac, 1);
  		if (spec->active_streams & STREAM_MULTI_OUT) {
  			hda_nid_t dac;
  			int ch;
  			if (shared_dac) { /* reset mutli-ch DAC */
  				dac = shared_dac;
  				ch = shared * 2;
  			} else { /* reset HP DAC */
  				dac = hp_dac;
  				ch = 0;
  			}
  			snd_hda_codec_setup_stream(codec, dac,
  						   spec->cur_dac_stream_tag, ch,
  						   spec->cur_dac_format);
  		}
  	}
  	setup_playback_multi_pcm(spec);
  }
  
  static int via_independent_hp_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 cur, shared;
  
  	mutex_lock(&spec->config_mutex);
  	cur = !!ucontrol->value.enumerated.item[0];
  	if (spec->hp_independent_mode == cur) {
  		mutex_unlock(&spec->config_mutex);
  		return 0;
  	}
  	spec->hp_independent_mode = cur;
  	shared = spec->hp_indep_shared;
  	deactivate_hp_paths(codec);
  	if (cur)
  		activate_output_path(codec, &spec->hp_indep_path, true, false);
  	else {
  		if (shared)
  			activate_output_path(codec, &spec->out_path[shared],
  					     true, false);
  		if (spec->aamix_mode || !spec->hp_path.depth)
  			activate_output_path(codec, &spec->hp_mix_path,
  					     true, false);
  		else
  			activate_output_path(codec, &spec->hp_path,
  					     true, false);
  	}
  
  	switch_indep_hp_dacs(codec);
  	mutex_unlock(&spec->config_mutex);
  
  	/* update jack power state */
  	set_widgets_power_state(codec);
  	via_hp_automute(codec);
  	return 1;
  }
  
  static const struct snd_kcontrol_new via_hp_mixer = {
  	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
  	.name = "Independent HP",
  	.info = via_independent_hp_info,
  	.get = via_independent_hp_get,
  	.put = via_independent_hp_put,
  };
  
  static int via_hp_build(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct snd_kcontrol_new *knew;
  	hda_nid_t nid;
  
  	nid = spec->autocfg.hp_pins[0];
  	knew = via_clone_control(spec, &via_hp_mixer);
  	if (knew == NULL)
  		return -ENOMEM;
  
  	knew->subdevice = HDA_SUBDEV_NID_FLAG | nid;
  
  	return 0;
  }
  
  static void notify_aa_path_ctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int i;
  
  	for (i = 0; i < spec->smart51_nums; i++) {
  		struct snd_kcontrol *ctl;
  		struct snd_ctl_elem_id id;
  		memset(&id, 0, sizeof(id));
  		id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
  		sprintf(id.name, "%s Playback Volume", spec->smart51_labels[i]);
  		ctl = snd_hda_find_mixer_ctl(codec, id.name);
  		if (ctl)
  			snd_ctl_notify(codec->bus->card,
  					SNDRV_CTL_EVENT_MASK_VALUE,
  					&ctl->id);
  	}
  }
  
  static void mute_aa_path(struct hda_codec *codec, int mute)
  {
  	struct via_spec *spec = codec->spec;
  	int val = mute ? HDA_AMP_MUTE : HDA_AMP_UNMUTE;
  	int i;
  
  	/* check AA path's mute status */
  	for (i = 0; i < spec->smart51_nums; i++) {
  		if (spec->smart51_idxs[i] < 0)
  			continue;
  		snd_hda_codec_amp_stereo(codec, spec->aa_mix_nid,
  					 HDA_INPUT, spec->smart51_idxs[i],
  					 HDA_AMP_MUTE, val);
  	}
  }
  
  static bool is_smart51_pins(struct hda_codec *codec, hda_nid_t pin)
  {
  	struct via_spec *spec = codec->spec;
  	int i;
  
  	for (i = 0; i < spec->smart51_nums; i++)
  		if (spec->smart51_pins[i] == pin)
  			return true;
  	return false;
  }
  
  static int via_smart51_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.integer.value = spec->smart51_enabled;
  	return 0;
  }
  
  static int via_smart51_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 out_in = *ucontrol->value.integer.value
  		? AC_PINCTL_OUT_EN : AC_PINCTL_IN_EN;
  	int i;
  
  	for (i = 0; i < spec->smart51_nums; i++) {
  		hda_nid_t nid = spec->smart51_pins[i];
  		unsigned int parm;
  
  		parm = snd_hda_codec_read(codec, nid, 0,
  					  AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
  		parm &= ~(AC_PINCTL_IN_EN | AC_PINCTL_OUT_EN);
  		parm |= out_in;
  		snd_hda_codec_write(codec, nid, 0,
  				    AC_VERB_SET_PIN_WIDGET_CONTROL,
  				    parm);
  		if (out_in == AC_PINCTL_OUT_EN) {
  			mute_aa_path(codec, 1);
  			notify_aa_path_ctls(codec);
  		}
  	}
  	spec->smart51_enabled = *ucontrol->value.integer.value;
  	set_widgets_power_state(codec);
  	return 1;
  }
  
  static const struct snd_kcontrol_new via_smart51_mixer = {
  	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
  	.name = "Smart 5.1",
  	.count = 1,
  	.info = snd_ctl_boolean_mono_info,
  	.get = via_smart51_get,
  	.put = via_smart51_put,
  };
  
  static int via_smart51_build(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (!spec->smart51_nums)
  		return 0;
  	if (!via_clone_control(spec, &via_smart51_mixer))
  		return -ENOMEM;
  	return 0;
  }
  
  /* 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 i, ch, v;
  
  	for (i = 0; i < spec->num_loopbacks; i++) {
  		p = &spec->loopback_list[i];
  		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 (spec->no_pin_power_ctl)
  		enable = false;
  	else
  		enable = is_aa_path_mute(codec) && !spec->opened_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;
  	default:
  		return;		/* other codecs are not supported */
  	}
  	/* send verb */
  	snd_hda_codec_write(codec, codec->afg, 0, verb, parm);
  }
  
  static void analog_low_current_mode(struct hda_codec *codec)
  {
  	return __analog_low_current_mode(codec, false);
  }
  
  /*
   * generic initialization of ADC, input mixers and output mixers
   */
  static const struct hda_verb vt1708_init_verbs[] = {
  	/* power down jack detect function */
  	{0x1, 0xf81, 0x1},
  	{ }
  };
  
  static void set_stream_open(struct hda_codec *codec, int bit, bool active)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (active)
  		spec->opened_streams |= bit;
  	else
  		spec->opened_streams &= ~bit;
  	analog_low_current_mode(codec);
  }
  
  static int via_playback_multi_pcm_open(struct hda_pcm_stream *hinfo,
  				 struct hda_codec *codec,
  				 struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  	const struct auto_pin_cfg *cfg = &spec->autocfg;
  	int err;
  
  	spec->multiout.num_dacs = cfg->line_outs + spec->smart51_nums;
  	spec->multiout.max_channels = spec->multiout.num_dacs * 2;
  	set_stream_open(codec, STREAM_MULTI_OUT, true);
  	err = snd_hda_multi_out_analog_open(codec, &spec->multiout, substream,
  					    hinfo);
  	if (err < 0) {
  		set_stream_open(codec, STREAM_MULTI_OUT, false);
  		return err;
  	}
  	return 0;
  }
  
  static int via_playback_multi_pcm_close(struct hda_pcm_stream *hinfo,
  				  struct hda_codec *codec,
  				  struct snd_pcm_substream *substream)
  {
  	set_stream_open(codec, STREAM_MULTI_OUT, false);
  	return 0;
  }
  
  static int via_playback_hp_pcm_open(struct hda_pcm_stream *hinfo,
  				    struct hda_codec *codec,
  				    struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (snd_BUG_ON(!spec->hp_dac_nid))
  		return -EINVAL;
  	set_stream_open(codec, STREAM_INDEP_HP, true);
  	return 0;
  }
  
  static int via_playback_hp_pcm_close(struct hda_pcm_stream *hinfo,
  				     struct hda_codec *codec,
  				     struct snd_pcm_substream *substream)
  {
  	set_stream_open(codec, STREAM_INDEP_HP, false);
  	return 0;
  }
  
  static int via_playback_multi_pcm_prepare(struct hda_pcm_stream *hinfo,
  					  struct hda_codec *codec,
  					  unsigned int stream_tag,
  					  unsigned int format,
  					  struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  
  	mutex_lock(&spec->config_mutex);
  	setup_playback_multi_pcm(spec);
  	snd_hda_multi_out_analog_prepare(codec, &spec->multiout, stream_tag,
  					 format, substream);
  	/* remember for dynamic DAC switch with indep-HP */
  	spec->active_streams |= STREAM_MULTI_OUT;
  	spec->cur_dac_stream_tag = stream_tag;
  	spec->cur_dac_format = format;
  	mutex_unlock(&spec->config_mutex);
  	vt1708_update_hp_work(spec);
  	return 0;
  }
  
  static int via_playback_hp_pcm_prepare(struct hda_pcm_stream *hinfo,
  				       struct hda_codec *codec,
  				       unsigned int stream_tag,
  				       unsigned int format,
  				       struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  
  	mutex_lock(&spec->config_mutex);
  	if (spec->hp_independent_mode)
  		snd_hda_codec_setup_stream(codec, spec->hp_dac_nid,
  					   stream_tag, 0, format);
  	spec->active_streams |= STREAM_INDEP_HP;
  	spec->cur_hp_stream_tag = stream_tag;
  	spec->cur_hp_format = format;
  	mutex_unlock(&spec->config_mutex);
  	vt1708_update_hp_work(spec);
  	return 0;
  }
  
  static int via_playback_multi_pcm_cleanup(struct hda_pcm_stream *hinfo,
  				    struct hda_codec *codec,
  				    struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  
  	mutex_lock(&spec->config_mutex);
  	snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
  	spec->active_streams &= ~STREAM_MULTI_OUT;
  	mutex_unlock(&spec->config_mutex);
  	vt1708_update_hp_work(spec);
  	return 0;
  }
  
  static int via_playback_hp_pcm_cleanup(struct hda_pcm_stream *hinfo,
  				       struct hda_codec *codec,
  				       struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  
  	mutex_lock(&spec->config_mutex);
  	if (spec->hp_independent_mode)
  		snd_hda_codec_setup_stream(codec, spec->hp_dac_nid, 0, 0, 0);
  	spec->active_streams &= ~STREAM_INDEP_HP;
  	mutex_unlock(&spec->config_mutex);
  	vt1708_update_hp_work(spec);
  	return 0;
  }
  
  /*
   * Digital out
   */
  static int via_dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
  				     struct hda_codec *codec,
  				     struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  	return snd_hda_multi_out_dig_open(codec, &spec->multiout);
  }
  
  static int via_dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
  				      struct hda_codec *codec,
  				      struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  	return snd_hda_multi_out_dig_close(codec, &spec->multiout);
  }
  
  static int via_dig_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
  					struct hda_codec *codec,
  					unsigned int stream_tag,
  					unsigned int format,
  					struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  	return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
  					     stream_tag, format, substream);
  }
  
  static int via_dig_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
  					struct hda_codec *codec,
  					struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  	snd_hda_multi_out_dig_cleanup(codec, &spec->multiout);
  	return 0;
  }
  
  /*
   * Analog capture
   */
  static int via_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
  				   struct hda_codec *codec,
  				   unsigned int stream_tag,
  				   unsigned int format,
  				   struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  
  	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number],
  				   stream_tag, 0, format);
  	return 0;
  }
  
  static int via_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
  				   struct hda_codec *codec,
  				   struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  	snd_hda_codec_cleanup_stream(codec, spec->adc_nids[substream->number]);
  	return 0;
  }
  
  /* analog capture with dynamic ADC switching */
  static int via_dyn_adc_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
  					   struct hda_codec *codec,
  					   unsigned int stream_tag,
  					   unsigned int format,
  					   struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  	int adc_idx = spec->inputs[spec->cur_mux[0]].adc_idx;
  
  	mutex_lock(&spec->config_mutex);
  	spec->cur_adc = spec->adc_nids[adc_idx];
  	spec->cur_adc_stream_tag = stream_tag;
  	spec->cur_adc_format = format;
  	snd_hda_codec_setup_stream(codec, spec->cur_adc, stream_tag, 0, format);
  	mutex_unlock(&spec->config_mutex);
  	return 0;
  }
  
  static int via_dyn_adc_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
  					   struct hda_codec *codec,
  					   struct snd_pcm_substream *substream)
  {
  	struct via_spec *spec = codec->spec;
  
  	mutex_lock(&spec->config_mutex);
  	snd_hda_codec_cleanup_stream(codec, spec->cur_adc);
  	spec->cur_adc = 0;
  	mutex_unlock(&spec->config_mutex);
  	return 0;
  }
  
  /* re-setup the stream if running; called from input-src put */
  static bool via_dyn_adc_pcm_resetup(struct hda_codec *codec, int cur)
  {
  	struct via_spec *spec = codec->spec;
  	int adc_idx = spec->inputs[cur].adc_idx;
  	hda_nid_t adc = spec->adc_nids[adc_idx];
  	bool ret = false;
  
  	mutex_lock(&spec->config_mutex);
  	if (spec->cur_adc && spec->cur_adc != adc) {
  		/* stream is running, let's swap the current ADC */
  		__snd_hda_codec_cleanup_stream(codec, spec->cur_adc, 1);
  		spec->cur_adc = adc;
  		snd_hda_codec_setup_stream(codec, adc,
  					   spec->cur_adc_stream_tag, 0,
  					   spec->cur_adc_format);
  		ret = true;
  	}
  	mutex_unlock(&spec->config_mutex);
  	return ret;
  }
  
  static const struct hda_pcm_stream via_pcm_analog_playback = {
  	.substreams = 1,
  	.channels_min = 2,
  	.channels_max = 8,
  	/* NID is set in via_build_pcms */
  	.ops = {
  		.open = via_playback_multi_pcm_open,
  		.close = via_playback_multi_pcm_close,
  		.prepare = via_playback_multi_pcm_prepare,
  		.cleanup = via_playback_multi_pcm_cleanup
  	},
  };
  
  static const struct hda_pcm_stream via_pcm_hp_playback = {
  	.substreams = 1,
  	.channels_min = 2,
  	.channels_max = 2,
  	/* NID is set in via_build_pcms */
  	.ops = {
  		.open = via_playback_hp_pcm_open,
  		.close = via_playback_hp_pcm_close,
  		.prepare = via_playback_hp_pcm_prepare,
  		.cleanup = via_playback_hp_pcm_cleanup
  	},
  };
  
  static const struct hda_pcm_stream vt1708_pcm_analog_s16_playback = {
  	.substreams = 1,
  	.channels_min = 2,
  	.channels_max = 8,
  	/* NID is set in via_build_pcms */
  	/* 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.
  	 */
  	.formats = SNDRV_PCM_FMTBIT_S16_LE,
  	.ops = {
  		.open = via_playback_multi_pcm_open,
  		.close = via_playback_multi_pcm_close,
  		.prepare = via_playback_multi_pcm_prepare,
  		.cleanup = via_playback_multi_pcm_cleanup
  	},
  };
  
  static const struct hda_pcm_stream via_pcm_analog_capture = {
  	.substreams = 1, /* will be changed in via_build_pcms() */
  	.channels_min = 2,
  	.channels_max = 2,
  	/* NID is set in via_build_pcms */
  	.ops = {
  		.prepare = via_capture_pcm_prepare,
  		.cleanup = via_capture_pcm_cleanup
  	},
  };
  
  static const struct hda_pcm_stream via_pcm_dyn_adc_analog_capture = {
  	.substreams = 1,
  	.channels_min = 2,
  	.channels_max = 2,
  	/* NID is set in via_build_pcms */
  	.ops = {
  		.prepare = via_dyn_adc_capture_pcm_prepare,
  		.cleanup = via_dyn_adc_capture_pcm_cleanup,
  	},
  };
  
  static const struct hda_pcm_stream via_pcm_digital_playback = {
  	.substreams = 1,
  	.channels_min = 2,
  	.channels_max = 2,
  	/* NID is set in via_build_pcms */
  	.ops = {
  		.open = via_dig_playback_pcm_open,
  		.close = via_dig_playback_pcm_close,
  		.prepare = via_dig_playback_pcm_prepare,
  		.cleanup = via_dig_playback_pcm_cleanup
  	},
  };
  
  static const struct hda_pcm_stream via_pcm_digital_capture = {
  	.substreams = 1,
  	.channels_min = 2,
  	.channels_max = 2,
  };
  
  /*
   * slave controls for virtual master
   */
  static const char * const via_slave_pfxs[] = {
  	"Front", "Surround", "Center", "LFE", "Side",
  	"Headphone", "Speaker",
  	NULL,
  };
  
  static int via_build_controls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct snd_kcontrol *kctl;
  	int err, i;
  
  	spec->no_pin_power_ctl = 1;
  	if (spec->set_widgets_power_state)
  		if (!via_clone_control(spec, &via_pin_power_ctl_enum))
  			return -ENOMEM;
  
  	for (i = 0; i < spec->num_mixers; i++) {
  		err = snd_hda_add_new_ctls(codec, spec->mixers[i]);
  		if (err < 0)
  			return err;
  	}
  
  	if (spec->multiout.dig_out_nid) {
  		err = snd_hda_create_spdif_out_ctls(codec,
  						    spec->multiout.dig_out_nid,
  						    spec->multiout.dig_out_nid);
  		if (err < 0)
  			return err;
  		err = snd_hda_create_spdif_share_sw(codec,
  						    &spec->multiout);
  		if (err < 0)
  			return err;
  		spec->multiout.share_spdif = 1;
  	}
  	if (spec->dig_in_nid) {
  		err = snd_hda_create_spdif_in_ctls(codec, spec->dig_in_nid);
  		if (err < 0)
  			return err;
  	}
  
  	/* if we have no master control, let's create it */
  	if (!snd_hda_find_mixer_ctl(codec, "Master Playback Volume")) {
  		unsigned int vmaster_tlv[4];
  		snd_hda_set_vmaster_tlv(codec, spec->multiout.dac_nids[0],
  					HDA_OUTPUT, vmaster_tlv);
  		err = snd_hda_add_vmaster(codec, "Master Playback Volume",
  					  vmaster_tlv, via_slave_pfxs,
  					  "Playback Volume");
  		if (err < 0)
  			return err;
  	}
  	if (!snd_hda_find_mixer_ctl(codec, "Master Playback Switch")) {
  		err = snd_hda_add_vmaster(codec, "Master Playback Switch",
  					  NULL, via_slave_pfxs,
  					  "Playback Switch");
  		if (err < 0)
  			return err;
  	}
  
  	/* assign Capture Source enums to NID */
  	kctl = snd_hda_find_mixer_ctl(codec, "Input Source");
  	for (i = 0; kctl && i < kctl->count; i++) {
  		if (!spec->mux_nids[i])
  			continue;
  		err = snd_hda_add_nid(codec, kctl, i, spec->mux_nids[i]);
  		if (err < 0)
  			return err;
  	}
  
  	via_free_kctls(codec); /* no longer needed */
  
  	err = snd_hda_jack_add_kctls(codec, &spec->autocfg);
  	if (err < 0)
  		return err;
  
  	return 0;
  }
  
  static int via_build_pcms(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct hda_pcm *info = spec->pcm_rec;
  
  	codec->num_pcms = 0;
  	codec->pcm_info = info;
  
  	if (spec->multiout.num_dacs || spec->num_adc_nids) {
  		snprintf(spec->stream_name_analog,
  			 sizeof(spec->stream_name_analog),
  			 "%s Analog", codec->chip_name);
  		info->name = spec->stream_name_analog;
  
  		if (spec->multiout.num_dacs) {
  			if (!spec->stream_analog_playback)
  				spec->stream_analog_playback =
  					&via_pcm_analog_playback;
  			info->stream[SNDRV_PCM_STREAM_PLAYBACK] =
  				*spec->stream_analog_playback;
  			info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid =
  				spec->multiout.dac_nids[0];
  			info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max =
  				spec->multiout.max_channels;
  		}
  
  		if (!spec->stream_analog_capture) {
  			if (spec->dyn_adc_switch)
  				spec->stream_analog_capture =
  					&via_pcm_dyn_adc_analog_capture;
  			else
  				spec->stream_analog_capture =
  					&via_pcm_analog_capture;
  		}
  		if (spec->num_adc_nids) {
  			info->stream[SNDRV_PCM_STREAM_CAPTURE] =
  				*spec->stream_analog_capture;
  			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid =
  				spec->adc_nids[0];
  			if (!spec->dyn_adc_switch)
  				info->stream[SNDRV_PCM_STREAM_CAPTURE].substreams =
  					spec->num_adc_nids;
  		}
  		codec->num_pcms++;
  		info++;
  	}
  
  	if (spec->multiout.dig_out_nid || spec->dig_in_nid) {
  		snprintf(spec->stream_name_digital,
  			 sizeof(spec->stream_name_digital),
  			 "%s Digital", codec->chip_name);
  		info->name = spec->stream_name_digital;
  		info->pcm_type = HDA_PCM_TYPE_SPDIF;
  		if (spec->multiout.dig_out_nid) {
  			if (!spec->stream_digital_playback)
  				spec->stream_digital_playback =
  					&via_pcm_digital_playback;
  			info->stream[SNDRV_PCM_STREAM_PLAYBACK] =
  				*spec->stream_digital_playback;
  			info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid =
  				spec->multiout.dig_out_nid;
  		}
  		if (spec->dig_in_nid) {
  			if (!spec->stream_digital_capture)
  				spec->stream_digital_capture =
  					&via_pcm_digital_capture;
  			info->stream[SNDRV_PCM_STREAM_CAPTURE] =
  				*spec->stream_digital_capture;
  			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid =
  				spec->dig_in_nid;
  		}
  		codec->num_pcms++;
  		info++;
  	}
  
  	if (spec->hp_dac_nid) {
  		snprintf(spec->stream_name_hp, sizeof(spec->stream_name_hp),
  			 "%s HP", codec->chip_name);
  		info->name = spec->stream_name_hp;
  		info->stream[SNDRV_PCM_STREAM_PLAYBACK] = via_pcm_hp_playback;
  		info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid =
  			spec->hp_dac_nid;
  		codec->num_pcms++;
  		info++;
  	}
  	return 0;
  }
  
  static void via_free(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (!spec)
  		return;
  
  	via_free_kctls(codec);
  	vt1708_stop_hp_work(spec);
  	kfree(spec->bind_cap_vol);
  	kfree(spec->bind_cap_sw);
  	kfree(spec);
  }
  
  /* mute/unmute outputs */
  static void toggle_output_mutes(struct hda_codec *codec, int num_pins,
  				hda_nid_t *pins, bool mute)
  {
  	int i;
  	for (i = 0; i < num_pins; i++) {
  		unsigned int parm = snd_hda_codec_read(codec, pins[i], 0,
  					  AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
  		if (parm & AC_PINCTL_IN_EN)
  			continue;
  		if (mute)
  			parm &= ~AC_PINCTL_OUT_EN;
  		else
  			parm |= AC_PINCTL_OUT_EN;
  		snd_hda_codec_write(codec, pins[i], 0,
  				    AC_VERB_SET_PIN_WIDGET_CONTROL, parm);
  	}
  }
  
  /* mute internal speaker if line-out is plugged */
  static void via_line_automute(struct hda_codec *codec, int present)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (!spec->autocfg.speaker_outs)
  		return;
  	if (!present)
  		present = snd_hda_jack_detect(codec,
  					      spec->autocfg.line_out_pins[0]);
  	toggle_output_mutes(codec, spec->autocfg.speaker_outs,
  			    spec->autocfg.speaker_pins,
  			    present);
  }
  
  /* mute internal speaker if HP is plugged */
  static void via_hp_automute(struct hda_codec *codec)
  {
  	int present = 0;
  	int nums;
  	struct via_spec *spec = codec->spec;
  
  	if (!spec->hp_independent_mode && spec->autocfg.hp_pins[0] &&
  	    (spec->codec_type != VT1708 || spec->vt1708_jack_detect))
  		present = snd_hda_jack_detect(codec, spec->autocfg.hp_pins[0]);
  
  	if (spec->smart51_enabled)
  		nums = spec->autocfg.line_outs + spec->smart51_nums;
  	else
  		nums = spec->autocfg.line_outs;
  	toggle_output_mutes(codec, nums, spec->autocfg.line_out_pins, present);
  
  	via_line_automute(codec, present);
  }
  
  static void via_gpio_control(struct hda_codec *codec)
  {
  	unsigned int gpio_data;
  	unsigned int vol_counter;
  	unsigned int vol;
  	unsigned int master_vol;
  
  	struct via_spec *spec = codec->spec;
  
  	gpio_data = snd_hda_codec_read(codec, codec->afg, 0,
  				       AC_VERB_GET_GPIO_DATA, 0) & 0x03;
  
  	vol_counter = (snd_hda_codec_read(codec, codec->afg, 0,
  					  0xF84, 0) & 0x3F0000) >> 16;
  
  	vol = vol_counter & 0x1F;
  	master_vol = snd_hda_codec_read(codec, 0x1A, 0,
  					AC_VERB_GET_AMP_GAIN_MUTE,
  					AC_AMP_GET_INPUT);
  
  	if (gpio_data == 0x02) {
  		/* unmute line out */
  		snd_hda_codec_write(codec, spec->autocfg.line_out_pins[0], 0,
  				    AC_VERB_SET_PIN_WIDGET_CONTROL,
  				    PIN_OUT);
  		if (vol_counter & 0x20) {
  			/* decrease volume */
  			if (vol > master_vol)
  				vol = master_vol;
  			snd_hda_codec_amp_stereo(codec, 0x1A, HDA_INPUT,
  						 0, HDA_AMP_VOLMASK,
  						 master_vol-vol);
  		} else {
  			/* increase volume */
  			snd_hda_codec_amp_stereo(codec, 0x1A, HDA_INPUT, 0,
  					 HDA_AMP_VOLMASK,
  					 ((master_vol+vol) > 0x2A) ? 0x2A :
  					  (master_vol+vol));
  		}
  	} else if (!(gpio_data & 0x02)) {
  		/* mute line out */
  		snd_hda_codec_write(codec, spec->autocfg.line_out_pins[0], 0,
  				    AC_VERB_SET_PIN_WIDGET_CONTROL,
  				    0);
  	}
  }
  
  /* unsolicited event for jack sensing */
  static void via_unsol_event(struct hda_codec *codec,
  				  unsigned int res)
  {
  	res >>= 26;
  	res = snd_hda_jack_get_action(codec, res);
  
  	if (res & VIA_JACK_EVENT)
  		set_widgets_power_state(codec);
  
  	res &= ~VIA_JACK_EVENT;
  
  	if (res == VIA_HP_EVENT || res == VIA_LINE_EVENT)
  		via_hp_automute(codec);
  	else if (res == VIA_GPIO_EVENT)
  		via_gpio_control(codec);
  	snd_hda_jack_report_sync(codec);
  }
  
  #ifdef CONFIG_PM
  static int via_suspend(struct hda_codec *codec, pm_message_t state)
  {
  	struct via_spec *spec = codec->spec;
  	vt1708_stop_hp_work(spec);
  	return 0;
  }
  #endif
  
  #ifdef CONFIG_SND_HDA_POWER_SAVE
  static int via_check_power_status(struct hda_codec *codec, hda_nid_t nid)
  {
  	struct via_spec *spec = codec->spec;
  	return snd_hda_check_amp_list_power(codec, &spec->loopback, nid);
  }
  #endif
  
  /*
   */
  
  static int via_init(struct hda_codec *codec);
  
  static const struct hda_codec_ops via_patch_ops = {
  	.build_controls = via_build_controls,
  	.build_pcms = via_build_pcms,
  	.init = via_init,
  	.free = via_free,
  	.unsol_event = via_unsol_event,
  #ifdef CONFIG_PM
  	.suspend = via_suspend,
  #endif
  #ifdef CONFIG_SND_HDA_POWER_SAVE
  	.check_power_status = via_check_power_status,
  #endif
  };
  
  static bool is_empty_dac(struct hda_codec *codec, hda_nid_t dac)
  {
  	struct via_spec *spec = codec->spec;
  	int i;
  
  	for (i = 0; i < spec->multiout.num_dacs; i++) {
  		if (spec->multiout.dac_nids[i] == dac)
  			return false;
  	}
  	if (spec->hp_dac_nid == dac)
  		return false;
  	return true;
  }
  
  static bool __parse_output_path(struct hda_codec *codec, hda_nid_t nid,
  				hda_nid_t target_dac, int with_aa_mix,
  				struct nid_path *path, int depth)
  {
  	struct via_spec *spec = codec->spec;
  	hda_nid_t conn[8];
  	int i, nums;
  
  	if (nid == spec->aa_mix_nid) {
  		if (!with_aa_mix)
  			return false;
  		with_aa_mix = 2; /* mark aa-mix is included */
  	}
  
  	nums = snd_hda_get_connections(codec, nid, conn, ARRAY_SIZE(conn));
  	for (i = 0; i < nums; i++) {
  		if (get_wcaps_type(get_wcaps(codec, conn[i])) != AC_WID_AUD_OUT)
  			continue;
  		if (conn[i] == target_dac || is_empty_dac(codec, conn[i])) {
  			/* aa-mix is requested but not included? */
  			if (!(spec->aa_mix_nid && with_aa_mix == 1))
  				goto found;
  		}
  	}
  	if (depth >= MAX_NID_PATH_DEPTH)
  		return false;
  	for (i = 0; i < nums; i++) {
  		unsigned int type;
  		type = get_wcaps_type(get_wcaps(codec, conn[i]));
  		if (type == AC_WID_AUD_OUT)
  			continue;
  		if (__parse_output_path(codec, conn[i], target_dac,
  					with_aa_mix, path, depth + 1))
  			goto found;
  	}
  	return false;
  
   found:
  	path->path[path->depth] = conn[i];
  	path->idx[path->depth] = i;
  	if (nums > 1 && get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_AUD_MIX)
  		path->multi[path->depth] = 1;
  	path->depth++;
  	return true;
  }
  
  static bool parse_output_path(struct hda_codec *codec, hda_nid_t nid,
  			      hda_nid_t target_dac, int with_aa_mix,
  			      struct nid_path *path)
  {
  	if (__parse_output_path(codec, nid, target_dac, with_aa_mix, path, 1)) {
  		path->path[path->depth] = nid;
  		path->depth++;
  		snd_printdd("output-path: depth=%d, %02x/%02x/%02x/%02x/%02x\n",
  			    path->depth, path->path[0], path->path[1],
  			    path->path[2], path->path[3], path->path[4]);
  		return true;
  	}
  	return false;
  }
  
  static int via_auto_fill_dac_nids(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	const struct auto_pin_cfg *cfg = &spec->autocfg;
  	int i, dac_num;
  	hda_nid_t nid;
  
  	spec->multiout.dac_nids = spec->private_dac_nids;
  	dac_num = 0;
  	for (i = 0; i < cfg->line_outs; i++) {
  		hda_nid_t dac = 0;
  		nid = cfg->line_out_pins[i];
  		if (!nid)
  			continue;
  		if (parse_output_path(codec, nid, 0, 0, &spec->out_path[i]))
  			dac = spec->out_path[i].path[0];
  		if (!i && parse_output_path(codec, nid, dac, 1,
  					    &spec->out_mix_path))
  			dac = spec->out_mix_path.path[0];
  		if (dac) {
  			spec->private_dac_nids[i] = dac;
  			dac_num++;
  		}
  	}
  	if (!spec->out_path[0].depth && spec->out_mix_path.depth) {
  		spec->out_path[0] = spec->out_mix_path;
  		spec->out_mix_path.depth = 0;
  	}
  	spec->multiout.num_dacs = dac_num;
  	return 0;
  }
  
  static int create_ch_ctls(struct hda_codec *codec, const char *pfx,
  			  int chs, bool check_dac, struct nid_path *path)
  {
  	struct via_spec *spec = codec->spec;
  	char name[32];
  	hda_nid_t dac, pin, sel, nid;
  	int err;
  
  	dac = check_dac ? path->path[0] : 0;
  	pin = path->path[path->depth - 1];
  	sel = path->depth > 1 ? path->path[1] : 0;
  
  	if (dac && check_amp_caps(codec, dac, HDA_OUTPUT, AC_AMPCAP_NUM_STEPS))
  		nid = dac;
  	else if (check_amp_caps(codec, pin, HDA_OUTPUT, AC_AMPCAP_NUM_STEPS))
  		nid = pin;
  	else if (check_amp_caps(codec, sel, HDA_OUTPUT, AC_AMPCAP_NUM_STEPS))
  		nid = sel;
  	else
  		nid = 0;
  	if (nid) {
  		sprintf(name, "%s Playback Volume", pfx);
  		err = via_add_control(spec, VIA_CTL_WIDGET_VOL, name,
  			      HDA_COMPOSE_AMP_VAL(nid, chs, 0, HDA_OUTPUT));
  		if (err < 0)
  			return err;
  		path->vol_ctl = nid;
  	}
  
  	if (dac && check_amp_caps(codec, dac, HDA_OUTPUT, AC_AMPCAP_MUTE))
  		nid = dac;
  	else if (check_amp_caps(codec, pin, HDA_OUTPUT, AC_AMPCAP_MUTE))
  		nid = pin;
  	else if (check_amp_caps(codec, sel, HDA_OUTPUT, AC_AMPCAP_MUTE))
  		nid = sel;
  	else
  		nid = 0;
  	if (nid) {
  		sprintf(name, "%s Playback Switch", pfx);
  		err = via_add_control(spec, VIA_CTL_WIDGET_MUTE, name,
  			      HDA_COMPOSE_AMP_VAL(nid, chs, 0, HDA_OUTPUT));
  		if (err < 0)
  			return err;
  		path->mute_ctl = nid;
  	}
  	return 0;
  }
  
  static void mangle_smart51(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct auto_pin_cfg *cfg = &spec->autocfg;
  	struct auto_pin_cfg_item *ins = cfg->inputs;
  	int i, j, nums, attr;
  	int pins[AUTO_CFG_MAX_INS];
  
  	for (attr = INPUT_PIN_ATTR_REAR; attr >= INPUT_PIN_ATTR_NORMAL; attr--) {
  		nums = 0;
  		for (i = 0; i < cfg->num_inputs; i++) {
  			unsigned int def;
  			if (ins[i].type > AUTO_PIN_LINE_IN)
  				continue;
  			def = snd_hda_codec_get_pincfg(codec, ins[i].pin);
  			if (snd_hda_get_input_pin_attr(def) != attr)
  				continue;
  			for (j = 0; j < nums; j++)
  				if (ins[pins[j]].type < ins[i].type) {
  					memmove(pins + j + 1, pins + j,
  						(nums - j) * sizeof(int));
  					break;
  				}
  			pins[j] = i;
  			nums++;
  		}
  		if (cfg->line_outs + nums < 3)
  			continue;
  		for (i = 0; i < nums; i++) {
  			hda_nid_t pin = ins[pins[i]].pin;
  			spec->smart51_pins[spec->smart51_nums++] = pin;
  			cfg->line_out_pins[cfg->line_outs++] = pin;
  			if (cfg->line_outs == 3)
  				break;
  		}
  		return;
  	}
  }
  
  static void copy_path_mixer_ctls(struct nid_path *dst, struct nid_path *src)
  {
  	dst->vol_ctl = src->vol_ctl;
  	dst->mute_ctl = src->mute_ctl;
  }
  
  /* add playback controls from the parsed DAC table */
  static int via_auto_create_multi_out_ctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct auto_pin_cfg *cfg = &spec->autocfg;
  	struct nid_path *path;
  	static const char * const chname[4] = {
  		"Front", "Surround", "C/LFE", "Side"
  	};
  	int i, idx, err;
  	int old_line_outs;
  
  	/* check smart51 */
  	old_line_outs = cfg->line_outs;
  	if (cfg->line_outs == 1)
  		mangle_smart51(codec);
  
  	err = via_auto_fill_dac_nids(codec);
  	if (err < 0)
  		return err;
  
  	if (spec->multiout.num_dacs < 3) {
  		spec->smart51_nums = 0;
  		cfg->line_outs = old_line_outs;
  	}
  	for (i = 0; i < cfg->line_outs; i++) {
  		hda_nid_t pin, dac;
  		pin = cfg->line_out_pins[i];
  		dac = spec->multiout.dac_nids[i];
  		if (!pin || !dac)
  			continue;
  		path = spec->out_path + i;
  		if (i == HDA_CLFE) {
  			err = create_ch_ctls(codec, "Center", 1, true, path);
  			if (err < 0)
  				return err;
  			err = create_ch_ctls(codec, "LFE", 2, true, path);
  			if (err < 0)
  				return err;
  		} else {
  			const char *pfx = chname[i];
  			if (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT &&
  			    cfg->line_outs == 1)
  				pfx = "Speaker";
  			err = create_ch_ctls(codec, pfx, 3, true, path);
  			if (err < 0)
  				return err;
  		}
  		if (path != spec->out_path + i)
  			copy_path_mixer_ctls(&spec->out_path[i], path);
  		if (path == spec->out_path && spec->out_mix_path.depth)
  			copy_path_mixer_ctls(&spec->out_mix_path, path);
  	}
  
  	idx = get_connection_index(codec, spec->aa_mix_nid,
  				   spec->multiout.dac_nids[0]);
  	if (idx >= 0) {
  		/* add control to mixer */
  		const char *name;
  		name = spec->out_mix_path.depth ?
  			"PCM Loopback Playback Volume" : "PCM Playback Volume";
  		err = via_add_control(spec, VIA_CTL_WIDGET_VOL, name,
  				      HDA_COMPOSE_AMP_VAL(spec->aa_mix_nid, 3,
  							  idx, HDA_INPUT));
  		if (err < 0)
  			return err;
  		name = spec->out_mix_path.depth ?
  			"PCM Loopback Playback Switch" : "PCM Playback Switch";
  		err = via_add_control(spec, VIA_CTL_WIDGET_MUTE, name,
  				      HDA_COMPOSE_AMP_VAL(spec->aa_mix_nid, 3,
  							  idx, HDA_INPUT));
  		if (err < 0)
  			return err;
  	}
  
  	cfg->line_outs = old_line_outs;
  
  	return 0;
  }
  
  static int via_auto_create_hp_ctls(struct hda_codec *codec, hda_nid_t pin)
  {
  	struct via_spec *spec = codec->spec;
  	struct nid_path *path;
  	bool check_dac;
  	int i, err;
  
  	if (!pin)
  		return 0;
  
  	if (!parse_output_path(codec, pin, 0, 0, &spec->hp_indep_path)) {
  		for (i = HDA_SIDE; i >= HDA_CLFE; i--) {
  			if (i < spec->multiout.num_dacs &&
  			    parse_output_path(codec, pin,
  					      spec->multiout.dac_nids[i], 0,
  					      &spec->hp_indep_path)) {
  				spec->hp_indep_shared = i;
  				break;
  			}
  		}
  	}
  	if (spec->hp_indep_path.depth) {
  		spec->hp_dac_nid = spec->hp_indep_path.path[0];
  		if (!spec->hp_indep_shared)
  			spec->hp_path = spec->hp_indep_path;
  	}
  	/* optionally check front-path w/o AA-mix */
  	if (!spec->hp_path.depth)
  		parse_output_path(codec, pin,
  				  spec->multiout.dac_nids[HDA_FRONT], 0,
  				  &spec->hp_path);
  
  	if (!parse_output_path(codec, pin, spec->multiout.dac_nids[HDA_FRONT],
  			       1, &spec->hp_mix_path) && !spec->hp_path.depth)
  		return 0;
  
  	if (spec->hp_path.depth) {
  		path = &spec->hp_path;
  		check_dac = true;
  	} else {
  		path = &spec->hp_mix_path;
  		check_dac = false;
  	}
  	err = create_ch_ctls(codec, "Headphone", 3, check_dac, path);
  	if (err < 0)
  		return err;
  	if (check_dac)
  		copy_path_mixer_ctls(&spec->hp_mix_path, path);
  	else
  		copy_path_mixer_ctls(&spec->hp_path, path);
  	if (spec->hp_indep_path.depth)
  		copy_path_mixer_ctls(&spec->hp_indep_path, path);
  	return 0;
  }
  
  static int via_auto_create_speaker_ctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct nid_path *path;
  	bool check_dac;
  	hda_nid_t pin, dac = 0;
  	int err;
  
  	pin = spec->autocfg.speaker_pins[0];
  	if (!spec->autocfg.speaker_outs || !pin)
  		return 0;
  
  	if (parse_output_path(codec, pin, 0, 0, &spec->speaker_path))
  		dac = spec->speaker_path.path[0];
  	if (!dac)
  		parse_output_path(codec, pin,
  				  spec->multiout.dac_nids[HDA_FRONT], 0,
  				  &spec->speaker_path);
  	if (!parse_output_path(codec, pin, spec->multiout.dac_nids[HDA_FRONT],
  			       1, &spec->speaker_mix_path) && !dac)
  		return 0;
  
  	/* no AA-path for front? */
  	if (!spec->out_mix_path.depth && spec->speaker_mix_path.depth)
  		dac = 0;
  
  	spec->speaker_dac_nid = dac;
  	spec->multiout.extra_out_nid[0] = dac;
  	if (dac) {
  		path = &spec->speaker_path;
  		check_dac = true;
  	} else {
  		path = &spec->speaker_mix_path;
  		check_dac = false;
  	}
  	err = create_ch_ctls(codec, "Speaker", 3, check_dac, path);
  	if (err < 0)
  		return err;
  	if (check_dac)
  		copy_path_mixer_ctls(&spec->speaker_mix_path, path);
  	else
  		copy_path_mixer_ctls(&spec->speaker_path, path);
  	return 0;
  }
  
  #define via_aamix_ctl_info	via_pin_power_ctl_info
  
  static int via_aamix_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->aamix_mode;
  	return 0;
  }
  
  static void update_aamix_paths(struct hda_codec *codec, int do_mix,
  			       struct nid_path *nomix, struct nid_path *mix)
  {
  	if (do_mix) {
  		activate_output_path(codec, nomix, false, false);
  		activate_output_path(codec, mix, true, false);
  	} else {
  		activate_output_path(codec, mix, false, false);
  		activate_output_path(codec, nomix, true, false);
  	}
  }
  
  static int via_aamix_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;
  	unsigned int val = ucontrol->value.enumerated.item[0];
  
  	if (val == spec->aamix_mode)
  		return 0;
  	spec->aamix_mode = val;
  	/* update front path */
  	update_aamix_paths(codec, val, &spec->out_path[0], &spec->out_mix_path);
  	/* update HP path */
  	if (!spec->hp_independent_mode) {
  		update_aamix_paths(codec, val, &spec->hp_path,
  				   &spec->hp_mix_path);
  	}
  	/* update speaker path */
  	update_aamix_paths(codec, val, &spec->speaker_path,
  			   &spec->speaker_mix_path);
  	return 1;
  }
  
  static const struct snd_kcontrol_new via_aamix_ctl_enum = {
  	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
  	.name = "Loopback Mixing",
  	.info = via_aamix_ctl_info,
  	.get = via_aamix_ctl_get,
  	.put = via_aamix_ctl_put,
  };
  
  static int via_auto_create_loopback_switch(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  
  	if (!spec->aa_mix_nid)
  		return 0; /* no loopback switching available */
  	if (!(spec->out_mix_path.depth || spec->hp_mix_path.depth ||
  	      spec->speaker_path.depth))
  		return 0; /* no loopback switching available */
  	if (!via_clone_control(spec, &via_aamix_ctl_enum))
  		return -ENOMEM;
  	return 0;
  }
  
  /* look for ADCs */
  static int via_fill_adcs(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	hda_nid_t nid = codec->start_nid;
  	int i;
  
  	for (i = 0; i < codec->num_nodes; i++, nid++) {
  		unsigned int wcaps = get_wcaps(codec, nid);
  		if (get_wcaps_type(wcaps) != AC_WID_AUD_IN)
  			continue;
  		if (wcaps & AC_WCAP_DIGITAL)
  			continue;
  		if (!(wcaps & AC_WCAP_CONN_LIST))
  			continue;
  		if (spec->num_adc_nids >= ARRAY_SIZE(spec->adc_nids))
  			return -ENOMEM;
  		spec->adc_nids[spec->num_adc_nids++] = nid;
  	}
  	return 0;
  }
  
  /* input-src control */
  static int via_mux_enum_info(struct snd_kcontrol *kcontrol,
  			     struct snd_ctl_elem_info *uinfo)
  {
  	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
  	struct via_spec *spec = codec->spec;
  
  	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
  	uinfo->count = 1;
  	uinfo->value.enumerated.items = spec->num_inputs;
  	if (uinfo->value.enumerated.item >= spec->num_inputs)
  		uinfo->value.enumerated.item = spec->num_inputs - 1;
  	strcpy(uinfo->value.enumerated.name,
  	       spec->inputs[uinfo->value.enumerated.item].label);
  	return 0;
  }
  
  static int via_mux_enum_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;
  	unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
  
  	ucontrol->value.enumerated.item[0] = spec->cur_mux[idx];
  	return 0;
  }
  
  static int via_mux_enum_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;
  	unsigned int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
  	hda_nid_t mux;
  	int cur;
  
  	cur = ucontrol->value.enumerated.item[0];
  	if (cur < 0 || cur >= spec->num_inputs)
  		return -EINVAL;
  	if (spec->cur_mux[idx] == cur)
  		return 0;
  	spec->cur_mux[idx] = cur;
  	if (spec->dyn_adc_switch) {
  		int adc_idx = spec->inputs[cur].adc_idx;
  		mux = spec->mux_nids[adc_idx];
  		via_dyn_adc_pcm_resetup(codec, cur);
  	} else {
  		mux = spec->mux_nids[idx];
  		if (snd_BUG_ON(!mux))
  			return -EINVAL;
  	}
  
  	if (mux) {
  		/* switch to D0 beofre change index */
  		update_power_state(codec, mux, AC_PWRST_D0);
  		snd_hda_codec_write(codec, mux, 0,
  				    AC_VERB_SET_CONNECT_SEL,
  				    spec->inputs[cur].mux_idx);
  	}
  
  	/* update jack power state */
  	set_widgets_power_state(codec);
  	return 0;
  }
  
  static const struct snd_kcontrol_new via_input_src_ctl = {
  	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
  	/* The multiple "Capture Source" controls confuse alsamixer
  	 * So call somewhat different..
  	 */
  	/* .name = "Capture Source", */
  	.name = "Input Source",
  	.info = via_mux_enum_info,
  	.get = via_mux_enum_get,
  	.put = via_mux_enum_put,
  };
  
  static int create_input_src_ctls(struct hda_codec *codec, int count)
  {
  	struct via_spec *spec = codec->spec;
  	struct snd_kcontrol_new *knew;
  
  	if (spec->num_inputs <= 1 || !count)
  		return 0; /* no need for single src */
  
  	knew = via_clone_control(spec, &via_input_src_ctl);
  	if (!knew)
  		return -ENOMEM;
  	knew->count = count;
  	return 0;
  }
  
  /* add the powersave loopback-list entry */
  static void add_loopback_list(struct via_spec *spec, hda_nid_t mix, int idx)
  {
  	struct hda_amp_list *list;
  
  	if (spec->num_loopbacks >= ARRAY_SIZE(spec->loopback_list) - 1)
  		return;
  	list = spec->loopback_list + spec->num_loopbacks;
  	list->nid = mix;
  	list->dir = HDA_INPUT;
  	list->idx = idx;
  	spec->num_loopbacks++;
  	spec->loopback.amplist = spec->loopback_list;
  }
  
  static bool is_reachable_nid(struct hda_codec *codec, hda_nid_t src,
  			     hda_nid_t dst)
  {
  	return snd_hda_get_conn_index(codec, src, dst, 1) >= 0;
  }
  
  /* add the input-route to the given pin */
  static bool add_input_route(struct hda_codec *codec, hda_nid_t pin)
  {
  	struct via_spec *spec = codec->spec;
  	int c, idx;
  
  	spec->inputs[spec->num_inputs].adc_idx = -1;
  	spec->inputs[spec->num_inputs].pin = pin;
  	for (c = 0; c < spec->num_adc_nids; c++) {
  		if (spec->mux_nids[c]) {
  			idx = get_connection_index(codec, spec->mux_nids[c],
  						   pin);
  			if (idx < 0)
  				continue;
  			spec->inputs[spec->num_inputs].mux_idx = idx;
  		} else {
  			if (!is_reachable_nid(codec, spec->adc_nids[c], pin))
  				continue;
  		}
  		spec->inputs[spec->num_inputs].adc_idx = c;
  		/* Can primary ADC satisfy all inputs? */
  		if (!spec->dyn_adc_switch &&
  		    spec->num_inputs > 0 && spec->inputs[0].adc_idx != c) {
  			snd_printd(KERN_INFO
  				   "via: dynamic ADC switching enabled\n");
  			spec->dyn_adc_switch = 1;
  		}
  		return true;
  	}
  	return false;
  }
  
  static int get_mux_nids(struct hda_codec *codec);
  
  /* parse input-routes; fill ADCs, MUXs and input-src entries */
  static int parse_analog_inputs(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	const struct auto_pin_cfg *cfg = &spec->autocfg;
  	int i, err;
  
  	err = via_fill_adcs(codec);
  	if (err < 0)
  		return err;
  	err = get_mux_nids(codec);
  	if (err < 0)
  		return err;
  
  	/* fill all input-routes */
  	for (i = 0; i < cfg->num_inputs; i++) {
  		if (add_input_route(codec, cfg->inputs[i].pin))
  			spec->inputs[spec->num_inputs++].label =
  				hda_get_autocfg_input_label(codec, cfg, i);
  	}
  
  	/* check for internal loopback recording */
  	if (spec->aa_mix_nid &&
  	    add_input_route(codec, spec->aa_mix_nid))
  		spec->inputs[spec->num_inputs++].label = "Stereo Mixer";
  
  	return 0;
  }
  
  /* create analog-loopback volume/switch controls */
  static int create_loopback_ctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	const struct auto_pin_cfg *cfg = &spec->autocfg;
  	const char *prev_label = NULL;
  	int type_idx = 0;
  	int i, j, err, idx;
  
  	if (!spec->aa_mix_nid)
  		return 0;
  
  	for (i = 0; i < cfg->num_inputs; i++) {
  		hda_nid_t pin = cfg->inputs[i].pin;
  		const char *label = hda_get_autocfg_input_label(codec, cfg, i);
  
  		if (prev_label && !strcmp(label, prev_label))
  			type_idx++;
  		else
  			type_idx = 0;
  		prev_label = label;
  		idx = get_connection_index(codec, spec->aa_mix_nid, pin);
  		if (idx >= 0) {
  			err = via_new_analog_input(spec, label, type_idx,
  						   idx, spec->aa_mix_nid);
  			if (err < 0)
  				return err;
  			add_loopback_list(spec, spec->aa_mix_nid, idx);
  		}
  
  		/* remember the label for smart51 control */
  		for (j = 0; j < spec->smart51_nums; j++) {
  			if (spec->smart51_pins[j] == pin) {
  				spec->smart51_idxs[j] = idx;
  				spec->smart51_labels[j] = label;
  				break;
  			}
  		}
  	}
  	return 0;
  }
  
  /* create mic-boost controls (if present) */
  static int create_mic_boost_ctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	const struct auto_pin_cfg *cfg = &spec->autocfg;
  	const char *prev_label = NULL;
  	int type_idx = 0;
  	int i, err;
  
  	for (i = 0; i < cfg->num_inputs; i++) {
  		hda_nid_t pin = cfg->inputs[i].pin;
  		unsigned int caps;
  		const char *label;
  		char name[32];
  
  		if (cfg->inputs[i].type != AUTO_PIN_MIC)
  			continue;
  		caps = query_amp_caps(codec, pin, HDA_INPUT);
  		if (caps == -1 || !(caps & AC_AMPCAP_NUM_STEPS))
  			continue;
  		label = hda_get_autocfg_input_label(codec, cfg, i);
  		if (prev_label && !strcmp(label, prev_label))
  			type_idx++;
  		else
  			type_idx = 0;
  		prev_label = label;
  		snprintf(name, sizeof(name), "%s Boost Volume", label);
  		err = __via_add_control(spec, VIA_CTL_WIDGET_VOL, name, type_idx,
  			      HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_INPUT));
  		if (err < 0)
  			return err;
  	}
  	return 0;
  }
  
  /* create capture and input-src controls for multiple streams */
  static int create_multi_adc_ctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int i, err;
  
  	/* create capture mixer elements */
  	for (i = 0; i < spec->num_adc_nids; i++) {
  		hda_nid_t adc = spec->adc_nids[i];
  		err = __via_add_control(spec, VIA_CTL_WIDGET_VOL,
  					"Capture Volume", i,
  					HDA_COMPOSE_AMP_VAL(adc, 3, 0,
  							    HDA_INPUT));
  		if (err < 0)
  			return err;
  		err = __via_add_control(spec, VIA_CTL_WIDGET_MUTE,
  					"Capture Switch", i,
  					HDA_COMPOSE_AMP_VAL(adc, 3, 0,
  							    HDA_INPUT));
  		if (err < 0)
  			return err;
  	}
  
  	/* input-source control */
  	for (i = 0; i < spec->num_adc_nids; i++)
  		if (!spec->mux_nids[i])
  			break;
  	err = create_input_src_ctls(codec, i);
  	if (err < 0)
  		return err;
  	return 0;
  }
  
  /* bind capture volume/switch */
  static struct snd_kcontrol_new via_bind_cap_vol_ctl =
  	HDA_BIND_VOL("Capture Volume", 0);
  static struct snd_kcontrol_new via_bind_cap_sw_ctl =
  	HDA_BIND_SW("Capture Switch", 0);
  
  static int init_bind_ctl(struct via_spec *spec, struct hda_bind_ctls **ctl_ret,
  			 struct hda_ctl_ops *ops)
  {
  	struct hda_bind_ctls *ctl;
  	int i;
  
  	ctl = kzalloc(sizeof(*ctl) + sizeof(long) * 4, GFP_KERNEL);
  	if (!ctl)
  		return -ENOMEM;
  	ctl->ops = ops;
  	for (i = 0; i < spec->num_adc_nids; i++)
  		ctl->values[i] =
  			HDA_COMPOSE_AMP_VAL(spec->adc_nids[i], 3, 0, HDA_INPUT);
  	*ctl_ret = ctl;
  	return 0;
  }
  
  /* create capture and input-src controls for dynamic ADC-switch case */
  static int create_dyn_adc_ctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct snd_kcontrol_new *knew;
  	int err;
  
  	/* set up the bind capture ctls */
  	err = init_bind_ctl(spec, &spec->bind_cap_vol, &snd_hda_bind_vol);
  	if (err < 0)
  		return err;
  	err = init_bind_ctl(spec, &spec->bind_cap_sw, &snd_hda_bind_sw);
  	if (err < 0)
  		return err;
  
  	/* create capture mixer elements */
  	knew = via_clone_control(spec, &via_bind_cap_vol_ctl);
  	if (!knew)
  		return -ENOMEM;
  	knew->private_value = (long)spec->bind_cap_vol;
  
  	knew = via_clone_control(spec, &via_bind_cap_sw_ctl);
  	if (!knew)
  		return -ENOMEM;
  	knew->private_value = (long)spec->bind_cap_sw;
  
  	/* input-source control */
  	err = create_input_src_ctls(codec, 1);
  	if (err < 0)
  		return err;
  	return 0;
  }
  
  /* parse and create capture-related stuff */
  static int via_auto_create_analog_input_ctls(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int err;
  
  	err = parse_analog_inputs(codec);
  	if (err < 0)
  		return err;
  	if (spec->dyn_adc_switch)
  		err = create_dyn_adc_ctls(codec);
  	else
  		err = create_multi_adc_ctls(codec);
  	if (err < 0)
  		return err;
  	err = create_loopback_ctls(codec);
  	if (err < 0)
  		return err;
  	err = create_mic_boost_ctls(codec);
  	if (err < 0)
  		return err;
  	return 0;
  }
  
  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;
  	if (spec->vt1708_jack_detect &&
  	    snd_hda_get_bool_hint(codec, "analog_loopback_hp_detect") != 1) {
  		mute_aa_path(codec, 1);
  		notify_aa_path_ctls(codec);
  	}
  	via_hp_automute(codec);
  	vt1708_update_hp_work(spec);
  	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 void fill_dig_outs(struct hda_codec *codec);
  static void fill_dig_in(struct hda_codec *codec);
  
  static int via_parse_auto_config(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int err;
  
  	err = snd_hda_parse_pin_def_config(codec, &spec->autocfg, NULL);
  	if (err < 0)
  		return err;
  	if (!spec->autocfg.line_outs && !spec->autocfg.hp_pins[0])
  		return -EINVAL;
  
  	err = via_auto_create_multi_out_ctls(codec);
  	if (err < 0)
  		return err;
  	err = via_auto_create_hp_ctls(codec, spec->autocfg.hp_pins[0]);
  	if (err < 0)
  		return err;
  	err = via_auto_create_speaker_ctls(codec);
  	if (err < 0)
  		return err;
  	err = via_auto_create_loopback_switch(codec);
  	if (err < 0)
  		return err;
  	err = via_auto_create_analog_input_ctls(codec);
  	if (err < 0)
  		return err;
  
  	spec->multiout.max_channels = spec->multiout.num_dacs * 2;
  
  	fill_dig_outs(codec);
  	fill_dig_in(codec);
  
  	if (spec->kctls.list)
  		spec->mixers[spec->num_mixers++] = spec->kctls.list;
  
  
  	if (spec->hp_dac_nid && spec->hp_mix_path.depth) {
  		err = via_hp_build(codec);
  		if (err < 0)
  			return err;
  	}
  
  	err = via_smart51_build(codec);
  	if (err < 0)
  		return err;
  
  	/* assign slave outs */
  	if (spec->slave_dig_outs[0])
  		codec->slave_dig_outs = spec->slave_dig_outs;
  
  	return 1;
  }
  
  static void via_auto_init_dig_outs(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	if (spec->multiout.dig_out_nid)
  		init_output_pin(codec, spec->autocfg.dig_out_pins[0], PIN_OUT);
  	if (spec->slave_dig_outs[0])
  		init_output_pin(codec, spec->autocfg.dig_out_pins[1], PIN_OUT);
  }
  
  static void via_auto_init_dig_in(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	if (!spec->dig_in_nid)
  		return;
  	snd_hda_codec_write(codec, spec->autocfg.dig_in_pin, 0,
  			    AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN);
  }
  
  /* initialize the unsolicited events */
  static void via_auto_init_unsol_event(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	struct auto_pin_cfg *cfg = &spec->autocfg;
  	unsigned int ev;
  	int i;
  
  	if (cfg->hp_pins[0] && is_jack_detectable(codec, cfg->hp_pins[0]))
  		snd_hda_jack_detect_enable(codec, cfg->hp_pins[0],
  					   VIA_HP_EVENT | VIA_JACK_EVENT);
  
  	if (cfg->speaker_pins[0])
  		ev = VIA_LINE_EVENT;
  	else
  		ev = 0;
  	for (i = 0; i < cfg->line_outs; i++) {
  		if (cfg->line_out_pins[i] &&
  		    is_jack_detectable(codec, cfg->line_out_pins[i]))
  			snd_hda_jack_detect_enable(codec, cfg->line_out_pins[i],
  						   ev | VIA_JACK_EVENT);
  	}
  
  	for (i = 0; i < cfg->num_inputs; i++) {
  		if (is_jack_detectable(codec, cfg->inputs[i].pin))
  			snd_hda_jack_detect_enable(codec, cfg->inputs[i].pin,
  						   VIA_JACK_EVENT);
  	}
  }
  
  static int via_init(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int i;
  
  	for (i = 0; i < spec->num_iverbs; i++)
  		snd_hda_sequence_write(codec, spec->init_verbs[i]);
  
  	/* init power states */
  	set_widgets_power_state(codec);
  	__analog_low_current_mode(codec, true);
  
  	via_auto_init_multi_out(codec);
  	via_auto_init_hp_out(codec);
  	via_auto_init_speaker_out(codec);
  	via_auto_init_analog_input(codec);
  	via_auto_init_dig_outs(codec);
  	via_auto_init_dig_in(codec);
  
  	via_auto_init_unsol_event(codec);
  
  	via_hp_automute(codec);
  	vt1708_update_hp_work(spec);
  	snd_hda_jack_report_sync(codec);
  
  	return 0;
  }
  
  static void vt1708_update_hp_jack_state(struct work_struct *work)
  {
  	struct via_spec *spec = container_of(work, struct via_spec,
  					     vt1708_hp_work.work);
  	if (spec->codec_type != VT1708)
  		return;
  	snd_hda_jack_set_dirty_all(spec->codec);
  	/* if jack state toggled */
  	if (spec->vt1708_hp_present
  	    != snd_hda_jack_detect(spec->codec, spec->autocfg.hp_pins[0])) {
  		spec->vt1708_hp_present ^= 1;
  		via_hp_automute(spec->codec);
  	}
  	if (spec->vt1708_jack_detect)
  		schedule_delayed_work(&spec->vt1708_hp_work,
  				      msecs_to_jiffies(100));
  }
  
  static int get_mux_nids(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	hda_nid_t nid, conn[8];
  	unsigned int type;
  	int i, n;
  
  	for (i = 0; i < spec->num_adc_nids; i++) {
  		nid = spec->adc_nids[i];
  		while (nid) {
  			type = get_wcaps_type(get_wcaps(codec, nid));
  			if (type == AC_WID_PIN)
  				break;
  			n = snd_hda_get_connections(codec, nid, conn,
  						    ARRAY_SIZE(conn));
  			if (n <= 0)
  				break;
  			if (n > 1) {
  				spec->mux_nids[i] = nid;
  				break;
  			}
  			nid = conn[0];
  		}
  	}
  	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;
  
  	spec->aa_mix_nid = 0x17;
  
  	/* 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);
  
  	/* automatic parse from the BIOS config */
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	/* add jack detect on/off control */
  	if (!via_clone_control(spec, &vt1708_jack_detect_ctl))
  		return -ENOMEM;
  
  	/* disable 32bit format on VT1708 */
  	if (codec->vendor_id == 0x11061708)
  		spec->stream_analog_playback = &vt1708_pcm_analog_s16_playback;
  
  	spec->init_verbs[spec->num_iverbs++] = vt1708_init_verbs;
  
  	codec->patch_ops = via_patch_ops;
  
  	INIT_DELAYED_WORK(&spec->vt1708_hp_work, vt1708_update_hp_jack_state);
  	return 0;
  }
  
  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->aa_mix_nid = 0x18;
  
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	codec->patch_ops = via_patch_ops;
  
  	return 0;
  }
  
  static void set_widgets_power_state_vt1708B(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int imux_is_smixer;
  	unsigned int parm;
  	int is_8ch = 0;
  	if ((spec->codec_type != VT1708B_4CH) &&
  	    (codec->vendor_id != 0x11064397))
  		is_8ch = 1;
  
  	/* SW0 (17h) = stereo mixer */
  	imux_is_smixer =
  	(snd_hda_codec_read(codec, 0x17, 0, AC_VERB_GET_CONNECT_SEL, 0x00)
  	 == ((spec->codec_type == VT1708S) ? 5 : 0));
  	/* inputs */
  	/* PW 1/2/5 (1ah/1bh/1eh) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x1a, &parm);
  	set_pin_power_state(codec, 0x1b, &parm);
  	set_pin_power_state(codec, 0x1e, &parm);
  	if (imux_is_smixer)
  		parm = AC_PWRST_D0;
  	/* SW0 (17h), AIW 0/1 (13h/14h) */
  	update_power_state(codec, 0x17, parm);
  	update_power_state(codec, 0x13, parm);
  	update_power_state(codec, 0x14, parm);
  
  	/* outputs */
  	/* PW0 (19h), SW1 (18h), AOW1 (11h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x19, &parm);
  	if (spec->smart51_enabled)
  		set_pin_power_state(codec, 0x1b, &parm);
  	update_power_state(codec, 0x18, parm);
  	update_power_state(codec, 0x11, parm);
  
  	/* PW6 (22h), SW2 (26h), AOW2 (24h) */
  	if (is_8ch) {
  		parm = AC_PWRST_D3;
  		set_pin_power_state(codec, 0x22, &parm);
  		if (spec->smart51_enabled)
  			set_pin_power_state(codec, 0x1a, &parm);
  		update_power_state(codec, 0x26, parm);
  		update_power_state(codec, 0x24, parm);
  	} else if (codec->vendor_id == 0x11064397) {
  		/* PW7(23h), SW2(27h), AOW2(25h) */
  		parm = AC_PWRST_D3;
  		set_pin_power_state(codec, 0x23, &parm);
  		if (spec->smart51_enabled)
  			set_pin_power_state(codec, 0x1a, &parm);
  		update_power_state(codec, 0x27, parm);
  		update_power_state(codec, 0x25, parm);
  	}
  
  	/* PW 3/4/7 (1ch/1dh/23h) */
  	parm = AC_PWRST_D3;
  	/* force to D0 for internal Speaker */
  	set_pin_power_state(codec, 0x1c, &parm);
  	set_pin_power_state(codec, 0x1d, &parm);
  	if (is_8ch)
  		set_pin_power_state(codec, 0x23, &parm);
  
  	/* MW0 (16h), Sw3 (27h), AOW 0/3 (10h/25h) */
  	update_power_state(codec, 0x16, imux_is_smixer ? AC_PWRST_D0 : parm);
  	update_power_state(codec, 0x10, parm);
  	if (is_8ch) {
  		update_power_state(codec, 0x25, parm);
  		update_power_state(codec, 0x27, parm);
  	} else if (codec->vendor_id == 0x11064397 && spec->hp_independent_mode)
  		update_power_state(codec, 0x25, parm);
  }
  
  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->aa_mix_nid = 0x16;
  
  	/* automatic parse from the BIOS config */
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	codec->patch_ops = via_patch_ops;
  
  	spec->set_widgets_power_state =  set_widgets_power_state_vt1708B;
  
  	return 0;
  }
  
  /* 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},
  	{ }
  };
  
  /* fill out digital output widgets; one for master and one for slave outputs */
  static void fill_dig_outs(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int i;
  
  	for (i = 0; i < spec->autocfg.dig_outs; i++) {
  		hda_nid_t nid;
  		int conn;
  
  		nid = spec->autocfg.dig_out_pins[i];
  		if (!nid)
  			continue;
  		conn = snd_hda_get_connections(codec, nid, &nid, 1);
  		if (conn < 1)
  			continue;
  		if (!spec->multiout.dig_out_nid)
  			spec->multiout.dig_out_nid = nid;
  		else {
  			spec->slave_dig_outs[0] = nid;
  			break; /* at most two dig outs */
  		}
  	}
  }
  
  static void fill_dig_in(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	hda_nid_t dig_nid;
  	int i, err;
  
  	if (!spec->autocfg.dig_in_pin)
  		return;
  
  	dig_nid = codec->start_nid;
  	for (i = 0; i < codec->num_nodes; i++, dig_nid++) {
  		unsigned int wcaps = get_wcaps(codec, dig_nid);
  		if (get_wcaps_type(wcaps) != AC_WID_AUD_IN)
  			continue;
  		if (!(wcaps & AC_WCAP_DIGITAL))
  			continue;
  		if (!(wcaps & AC_WCAP_CONN_LIST))
  			continue;
  		err = get_connection_index(codec, dig_nid,
  					   spec->autocfg.dig_in_pin);
  		if (err >= 0) {
  			spec->dig_in_nid = dig_nid;
  			break;
  		}
  	}
  }
  
  static void override_mic_boost(struct hda_codec *codec, hda_nid_t pin,
  			       int offset, int num_steps, int step_size)
  {
  	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->aa_mix_nid = 0x16;
  	override_mic_boost(codec, 0x1a, 0, 3, 40);
  	override_mic_boost(codec, 0x1e, 0, 3, 40);
  
  	/* automatic parse from the BIOS config */
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	spec->init_verbs[spec->num_iverbs++] = vt1708S_init_verbs;
  
  	codec->patch_ops = via_patch_ops;
  
  	/* correct names for VT1708BCE */
  	if (get_codec_type(codec) == VT1708BCE)	{
  		kfree(codec->chip_name);
  		codec->chip_name = kstrdup("VT1708BCE", GFP_KERNEL);
  		snprintf(codec->bus->card->mixername,
  			 sizeof(codec->bus->card->mixername),
  			 "%s %s", codec->vendor_name, codec->chip_name);
  	}
  	/* correct names for VT1705 */
  	if (codec->vendor_id == 0x11064397)	{
  		kfree(codec->chip_name);
  		codec->chip_name = kstrdup("VT1705", GFP_KERNEL);
  		snprintf(codec->bus->card->mixername,
  			 sizeof(codec->bus->card->mixername),
  			 "%s %s", codec->vendor_name, codec->chip_name);
  	}
  	spec->set_widgets_power_state =  set_widgets_power_state_vt1708B;
  	return 0;
  }
  
  /* Patch for VT1702 */
  
  static const struct hda_verb vt1702_init_verbs[] = {
  	/* mixer enable */
  	{0x1, 0xF88, 0x3},
  	/* GPIO 0~2 */
  	{0x1, 0xF82, 0x3F},
  	{ }
  };
  
  static void set_widgets_power_state_vt1702(struct hda_codec *codec)
  {
  	int imux_is_smixer =
  	snd_hda_codec_read(codec, 0x13, 0, AC_VERB_GET_CONNECT_SEL, 0x00) == 3;
  	unsigned int parm;
  	/* inputs */
  	/* PW 1/2/5 (14h/15h/18h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x14, &parm);
  	set_pin_power_state(codec, 0x15, &parm);
  	set_pin_power_state(codec, 0x18, &parm);
  	if (imux_is_smixer)
  		parm = AC_PWRST_D0; /* SW0 (13h) = stereo mixer (idx 3) */
  	/* SW0 (13h), AIW 0/1/2 (12h/1fh/20h) */
  	update_power_state(codec, 0x13, parm);
  	update_power_state(codec, 0x12, parm);
  	update_power_state(codec, 0x1f, parm);
  	update_power_state(codec, 0x20, parm);
  
  	/* outputs */
  	/* PW 3/4 (16h/17h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x17, &parm);
  	set_pin_power_state(codec, 0x16, &parm);
  	/* MW0 (1ah), AOW 0/1 (10h/1dh) */
  	update_power_state(codec, 0x1a, imux_is_smixer ? AC_PWRST_D0 : parm);
  	update_power_state(codec, 0x10, parm);
  	update_power_state(codec, 0x1d, parm);
  }
  
  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->aa_mix_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));
  
  	/* automatic parse from the BIOS config */
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	spec->init_verbs[spec->num_iverbs++] = vt1702_init_verbs;
  
  	codec->patch_ops = via_patch_ops;
  
  	spec->set_widgets_power_state =  set_widgets_power_state_vt1702;
  	return 0;
  }
  
  /* 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},
  
  	{ }
  };
  
  static void set_widgets_power_state_vt1718S(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int imux_is_smixer;
  	unsigned int parm;
  	/* MUX6 (1eh) = stereo mixer */
  	imux_is_smixer =
  	snd_hda_codec_read(codec, 0x1e, 0, AC_VERB_GET_CONNECT_SEL, 0x00) == 5;
  	/* inputs */
  	/* PW 5/6/7 (29h/2ah/2bh) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x29, &parm);
  	set_pin_power_state(codec, 0x2a, &parm);
  	set_pin_power_state(codec, 0x2b, &parm);
  	if (imux_is_smixer)
  		parm = AC_PWRST_D0;
  	/* MUX6/7 (1eh/1fh), AIW 0/1 (10h/11h) */
  	update_power_state(codec, 0x1e, parm);
  	update_power_state(codec, 0x1f, parm);
  	update_power_state(codec, 0x10, parm);
  	update_power_state(codec, 0x11, parm);
  
  	/* outputs */
  	/* PW3 (27h), MW2 (1ah), AOW3 (bh) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x27, &parm);
  	update_power_state(codec, 0x1a, parm);
  	update_power_state(codec, 0xb, parm);
  
  	/* PW2 (26h), AOW2 (ah) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x26, &parm);
  	if (spec->smart51_enabled)
  		set_pin_power_state(codec, 0x2b, &parm);
  	update_power_state(codec, 0xa, parm);
  
  	/* PW0 (24h), AOW0 (8h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x24, &parm);
  	if (!spec->hp_independent_mode) /* check for redirected HP */
  		set_pin_power_state(codec, 0x28, &parm);
  	update_power_state(codec, 0x8, parm);
  	/* MW9 (21h), Mw2 (1ah), AOW0 (8h) */
  	update_power_state(codec, 0x21, imux_is_smixer ? AC_PWRST_D0 : parm);
  
  	/* PW1 (25h), AOW1 (9h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x25, &parm);
  	if (spec->smart51_enabled)
  		set_pin_power_state(codec, 0x2a, &parm);
  	update_power_state(codec, 0x9, parm);
  
  	if (spec->hp_independent_mode) {
  		/* PW4 (28h), MW3 (1bh), MUX1(34h), AOW4 (ch) */
  		parm = AC_PWRST_D3;
  		set_pin_power_state(codec, 0x28, &parm);
  		update_power_state(codec, 0x1b, parm);
  		update_power_state(codec, 0x34, parm);
  		update_power_state(codec, 0xc, parm);
  	}
  }
  
  /* 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->aa_mix_nid)
  		return 0;
  	nums = snd_hda_get_connections(codec, spec->aa_mix_nid, conn,
  				       ARRAY_SIZE(conn) - 1);
  	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 */
  	nid = codec->start_nid;
  	for (i = 0; i < codec->num_nodes; i++, nid++) {
  		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->aa_mix_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->aa_mix_nid = 0x21;
  	override_mic_boost(codec, 0x2b, 0, 3, 40);
  	override_mic_boost(codec, 0x29, 0, 3, 40);
  	add_secret_dac_path(codec);
  
  	/* automatic parse from the BIOS config */
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	spec->init_verbs[spec->num_iverbs++] = vt1718S_init_verbs;
  
  	codec->patch_ops = via_patch_ops;
  
  	spec->set_widgets_power_state =  set_widgets_power_state_vt1718S;
  
  	return 0;
  }
  
  /* 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;
  	set_widgets_power_state(codec);
  	return 1;
  }
  
  static const struct snd_kcontrol_new vt1716s_dmic_mixer[] = {
  	HDA_CODEC_VOLUME("Digital Mic Capture Volume", 0x22, 0x0, HDA_INPUT),
  	{
  	 .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,
  	 },
  	{}			/* end */
  };
  
  
  /* mono-out mixer elements */
  static const struct snd_kcontrol_new vt1716S_mono_out_mixer[] = {
  	HDA_CODEC_MUTE("Mono Playback Switch", 0x2a, 0x0, HDA_OUTPUT),
  	{ } /* end */
  };
  
  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 void set_widgets_power_state_vt1716S(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int imux_is_smixer;
  	unsigned int parm;
  	unsigned int mono_out, present;
  	/* SW0 (17h) = stereo mixer */
  	imux_is_smixer =
  	(snd_hda_codec_read(codec, 0x17, 0,
  			    AC_VERB_GET_CONNECT_SEL, 0x00) ==  5);
  	/* inputs */
  	/* PW 1/2/5 (1ah/1bh/1eh) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x1a, &parm);
  	set_pin_power_state(codec, 0x1b, &parm);
  	set_pin_power_state(codec, 0x1e, &parm);
  	if (imux_is_smixer)
  		parm = AC_PWRST_D0;
  	/* SW0 (17h), AIW0(13h) */
  	update_power_state(codec, 0x17, parm);
  	update_power_state(codec, 0x13, parm);
  
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x1e, &parm);
  	/* PW11 (22h) */
  	if (spec->dmic_enabled)
  		set_pin_power_state(codec, 0x22, &parm);
  	else
  		update_power_state(codec, 0x22, AC_PWRST_D3);
  
  	/* SW2(26h), AIW1(14h) */
  	update_power_state(codec, 0x26, parm);
  	update_power_state(codec, 0x14, parm);
  
  	/* outputs */
  	/* PW0 (19h), SW1 (18h), AOW1 (11h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x19, &parm);
  	/* Smart 5.1 PW2(1bh) */
  	if (spec->smart51_enabled)
  		set_pin_power_state(codec, 0x1b, &parm);
  	update_power_state(codec, 0x18, parm);
  	update_power_state(codec, 0x11, parm);
  
  	/* PW7 (23h), SW3 (27h), AOW3 (25h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x23, &parm);
  	/* Smart 5.1 PW1(1ah) */
  	if (spec->smart51_enabled)
  		set_pin_power_state(codec, 0x1a, &parm);
  	update_power_state(codec, 0x27, parm);
  
  	/* Smart 5.1 PW5(1eh) */
  	if (spec->smart51_enabled)
  		set_pin_power_state(codec, 0x1e, &parm);
  	update_power_state(codec, 0x25, parm);
  
  	/* Mono out */
  	/* SW4(28h)->MW1(29h)-> PW12 (2ah)*/
  	present = snd_hda_jack_detect(codec, 0x1c);
  
  	if (present)
  		mono_out = 0;
  	else {
  		present = snd_hda_jack_detect(codec, 0x1d);
  		if (!spec->hp_independent_mode && present)
  			mono_out = 0;
  		else
  			mono_out = 1;
  	}
  	parm = mono_out ? AC_PWRST_D0 : AC_PWRST_D3;
  	update_power_state(codec, 0x28, parm);
  	update_power_state(codec, 0x29, parm);
  	update_power_state(codec, 0x2a, parm);
  
  	/* PW 3/4 (1ch/1dh) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x1c, &parm);
  	set_pin_power_state(codec, 0x1d, &parm);
  	/* HP Independent Mode, power on AOW3 */
  	if (spec->hp_independent_mode)
  		update_power_state(codec, 0x25, parm);
  
  	/* force to D0 for internal Speaker */
  	/* MW0 (16h), AOW0 (10h) */
  	update_power_state(codec, 0x16, imux_is_smixer ? AC_PWRST_D0 : parm);
  	update_power_state(codec, 0x10, mono_out ? AC_PWRST_D0 : parm);
  }
  
  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->aa_mix_nid = 0x16;
  	override_mic_boost(codec, 0x1a, 0, 3, 40);
  	override_mic_boost(codec, 0x1e, 0, 3, 40);
  
  	/* automatic parse from the BIOS config */
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	spec->init_verbs[spec->num_iverbs++]  = vt1716S_init_verbs;
  
  	spec->mixers[spec->num_mixers] = vt1716s_dmic_mixer;
  	spec->num_mixers++;
  
  	spec->mixers[spec->num_mixers++] = vt1716S_mono_out_mixer;
  
  	codec->patch_ops = via_patch_ops;
  
  	spec->set_widgets_power_state = set_widgets_power_state_vt1716S;
  	return 0;
  }
  
  /* 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},
  	{ }
  };
  
  static void set_widgets_power_state_vt2002P(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	int imux_is_smixer;
  	unsigned int parm;
  	unsigned int present;
  	/* MUX9 (1eh) = stereo mixer */
  	imux_is_smixer =
  	snd_hda_codec_read(codec, 0x1e, 0, AC_VERB_GET_CONNECT_SEL, 0x00) == 3;
  	/* inputs */
  	/* PW 5/6/7 (29h/2ah/2bh) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x29, &parm);
  	set_pin_power_state(codec, 0x2a, &parm);
  	set_pin_power_state(codec, 0x2b, &parm);
  	parm = AC_PWRST_D0;
  	/* MUX9/10 (1eh/1fh), AIW 0/1 (10h/11h) */
  	update_power_state(codec, 0x1e, parm);
  	update_power_state(codec, 0x1f, parm);
  	update_power_state(codec, 0x10, parm);
  	update_power_state(codec, 0x11, parm);
  
  	/* outputs */
  	/* AOW0 (8h)*/
  	update_power_state(codec, 0x8, parm);
  
  	if (spec->codec_type == VT1802) {
  		/* PW4 (28h), MW4 (18h), MUX4(38h) */
  		parm = AC_PWRST_D3;
  		set_pin_power_state(codec, 0x28, &parm);
  		update_power_state(codec, 0x18, parm);
  		update_power_state(codec, 0x38, parm);
  	} else {
  		/* PW4 (26h), MW4 (1ch), MUX4(37h) */
  		parm = AC_PWRST_D3;
  		set_pin_power_state(codec, 0x26, &parm);
  		update_power_state(codec, 0x1c, parm);
  		update_power_state(codec, 0x37, parm);
  	}
  
  	if (spec->codec_type == VT1802) {
  		/* PW1 (25h), MW1 (15h), MUX1(35h), AOW1 (9h) */
  		parm = AC_PWRST_D3;
  		set_pin_power_state(codec, 0x25, &parm);
  		update_power_state(codec, 0x15, parm);
  		update_power_state(codec, 0x35, parm);
  	} else {
  		/* PW1 (25h), MW1 (19h), MUX1(35h), AOW1 (9h) */
  		parm = AC_PWRST_D3;
  		set_pin_power_state(codec, 0x25, &parm);
  		update_power_state(codec, 0x19, parm);
  		update_power_state(codec, 0x35, parm);
  	}
  
  	if (spec->hp_independent_mode)
  		update_power_state(codec, 0x9, AC_PWRST_D0);
  
  	/* Class-D */
  	/* PW0 (24h), MW0(18h/14h), MUX0(34h) */
  	present = snd_hda_jack_detect(codec, 0x25);
  
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x24, &parm);
  	parm = present ? AC_PWRST_D3 : AC_PWRST_D0;
  	if (spec->codec_type == VT1802)
  		update_power_state(codec, 0x14, parm);
  	else
  		update_power_state(codec, 0x18, parm);
  	update_power_state(codec, 0x34, parm);
  
  	/* Mono Out */
  	present = snd_hda_jack_detect(codec, 0x26);
  
  	parm = present ? AC_PWRST_D3 : AC_PWRST_D0;
  	if (spec->codec_type == VT1802) {
  		/* PW15 (33h), MW8(1ch), MUX8(3ch) */
  		update_power_state(codec, 0x33, parm);
  		update_power_state(codec, 0x1c, parm);
  		update_power_state(codec, 0x3c, parm);
  	} else {
  		/* PW15 (31h), MW8(17h), MUX8(3bh) */
  		update_power_state(codec, 0x31, parm);
  		update_power_state(codec, 0x17, parm);
  		update_power_state(codec, 0x3b, parm);
  	}
  	/* MW9 (21h) */
  	if (imux_is_smixer || !is_aa_path_mute(codec))
  		update_power_state(codec, 0x21, AC_PWRST_D0);
  	else
  		update_power_state(codec, 0x21, AC_PWRST_D3);
  }
  
  /* 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->aa_mix_nid = 0x21;
  	override_mic_boost(codec, 0x2b, 0, 3, 40);
  	override_mic_boost(codec, 0x29, 0, 3, 40);
  	add_secret_dac_path(codec);
  
  	/* automatic parse from the BIOS config */
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	if (spec->codec_type == VT1802)
  		spec->init_verbs[spec->num_iverbs++] = vt1802_init_verbs;
  	else
  		spec->init_verbs[spec->num_iverbs++] = vt2002P_init_verbs;
  
  	codec->patch_ops = via_patch_ops;
  
  	spec->set_widgets_power_state =  set_widgets_power_state_vt2002P;
  	return 0;
  }
  
  /* for vt1812 */
  
  static const struct hda_verb vt1812_init_verbs[] = {
  	/* Enable Boost Volume backdoor */
  	{0x1, 0xfb9, 0x24},
  	/* Enable AOW0 to MW9 */
  	{0x1, 0xfb8, 0xa8},
  	{ }
  };
  
  static void set_widgets_power_state_vt1812(struct hda_codec *codec)
  {
  	struct via_spec *spec = codec->spec;
  	unsigned int parm;
  	unsigned int present;
  	/* inputs */
  	/* PW 5/6/7 (29h/2ah/2bh) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x29, &parm);
  	set_pin_power_state(codec, 0x2a, &parm);
  	set_pin_power_state(codec, 0x2b, &parm);
  	parm = AC_PWRST_D0;
  	/* MUX10/11 (1eh/1fh), AIW 0/1 (10h/11h) */
  	update_power_state(codec, 0x1e, parm);
  	update_power_state(codec, 0x1f, parm);
  	update_power_state(codec, 0x10, parm);
  	update_power_state(codec, 0x11, parm);
  
  	/* outputs */
  	/* AOW0 (8h)*/
  	update_power_state(codec, 0x8, AC_PWRST_D0);
  
  	/* PW4 (28h), MW4 (18h), MUX4(38h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x28, &parm);
  	update_power_state(codec, 0x18, parm);
  	update_power_state(codec, 0x38, parm);
  
  	/* PW1 (25h), MW1 (15h), MUX1(35h), AOW1 (9h) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x25, &parm);
  	update_power_state(codec, 0x15, parm);
  	update_power_state(codec, 0x35, parm);
  	if (spec->hp_independent_mode)
  		update_power_state(codec, 0x9, AC_PWRST_D0);
  
  	/* Internal Speaker */
  	/* PW0 (24h), MW0(14h), MUX0(34h) */
  	present = snd_hda_jack_detect(codec, 0x25);
  
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x24, &parm);
  	if (present) {
  		update_power_state(codec, 0x14, AC_PWRST_D3);
  		update_power_state(codec, 0x34, AC_PWRST_D3);
  	} else {
  		update_power_state(codec, 0x14, AC_PWRST_D0);
  		update_power_state(codec, 0x34, AC_PWRST_D0);
  	}
  
  
  	/* Mono Out */
  	/* PW13 (31h), MW13(1ch), MUX13(3ch), MW14(3eh) */
  	present = snd_hda_jack_detect(codec, 0x28);
  
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x31, &parm);
  	if (present) {
  		update_power_state(codec, 0x1c, AC_PWRST_D3);
  		update_power_state(codec, 0x3c, AC_PWRST_D3);
  		update_power_state(codec, 0x3e, AC_PWRST_D3);
  	} else {
  		update_power_state(codec, 0x1c, AC_PWRST_D0);
  		update_power_state(codec, 0x3c, AC_PWRST_D0);
  		update_power_state(codec, 0x3e, AC_PWRST_D0);
  	}
  
  	/* PW15 (33h), MW15 (1dh), MUX15(3dh) */
  	parm = AC_PWRST_D3;
  	set_pin_power_state(codec, 0x33, &parm);
  	update_power_state(codec, 0x1d, parm);
  	update_power_state(codec, 0x3d, parm);
  
  }
  
  /* 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->aa_mix_nid = 0x21;
  	override_mic_boost(codec, 0x2b, 0, 3, 40);
  	override_mic_boost(codec, 0x29, 0, 3, 40);
  	add_secret_dac_path(codec);
  
  	/* automatic parse from the BIOS config */
  	err = via_parse_auto_config(codec);
  	if (err < 0) {
  		via_free(codec);
  		return err;
  	}
  
  	spec->init_verbs[spec->num_iverbs++]  = vt1812_init_verbs;
  
  	codec->patch_ops = via_patch_ops;
  
  	spec->set_widgets_power_state =  set_widgets_power_state_vt1812;
  	return 0;
  }
  
  /*
   * patch entries
   */
  static const struct hda_codec_preset snd_hda_preset_via[] = {
  	{ .id = 0x11061708, .name = "VT1708", .patch = patch_vt1708},
  	{ .id = 0x11061709, .name = "VT1708", .patch = patch_vt1708},
  	{ .id = 0x1106170a, .name = "VT1708", .patch = patch_vt1708},
  	{ .id = 0x1106170b, .name = "VT1708", .patch = patch_vt1708},
  	{ .id = 0x1106e710, .name = "VT1709 10-Ch",
  	  .patch = patch_vt1709},
  	{ .id = 0x1106e711, .name = "VT1709 10-Ch",
  	  .patch = patch_vt1709},
  	{ .id = 0x1106e712, .name = "VT1709 10-Ch",
  	  .patch = patch_vt1709},
  	{ .id = 0x1106e713, .name = "VT1709 10-Ch",
  	  .patch = patch_vt1709},
  	{ .id = 0x1106e714, .name = "VT1709 6-Ch",
  	  .patch = patch_vt1709},
  	{ .id = 0x1106e715, .name = "VT1709 6-Ch",
  	  .patch = patch_vt1709},
  	{ .id = 0x1106e716, .name = "VT1709 6-Ch",
  	  .patch = patch_vt1709},
  	{ .id = 0x1106e717, .name = "VT1709 6-Ch",
  	  .patch = patch_vt1709},
  	{ .id = 0x1106e720, .name = "VT1708B 8-Ch",
  	  .patch = patch_vt1708B},
  	{ .id = 0x1106e721, .name = "VT1708B 8-Ch",
  	  .patch = patch_vt1708B},
  	{ .id = 0x1106e722, .name = "VT1708B 8-Ch",
  	  .patch = patch_vt1708B},
  	{ .id = 0x1106e723, .name = "VT1708B 8-Ch",
  	  .patch = patch_vt1708B},
  	{ .id = 0x1106e724, .name = "VT1708B 4-Ch",
  	  .patch = patch_vt1708B},
  	{ .id = 0x1106e725, .name = "VT1708B 4-Ch",
  	  .patch = patch_vt1708B},
  	{ .id = 0x1106e726, .name = "VT1708B 4-Ch",
  	  .patch = patch_vt1708B},
  	{ .id = 0x1106e727, .name = "VT1708B 4-Ch",
  	  .patch = patch_vt1708B},
  	{ .id = 0x11060397, .name = "VT1708S",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11061397, .name = "VT1708S",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11062397, .name = "VT1708S",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11063397, .name = "VT1708S",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11064397, .name = "VT1705",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11065397, .name = "VT1708S",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11066397, .name = "VT1708S",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11067397, .name = "VT1708S",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11060398, .name = "VT1702",
  	  .patch = patch_vt1702},
  	{ .id = 0x11061398, .name = "VT1702",
  	  .patch = patch_vt1702},
  	{ .id = 0x11062398, .name = "VT1702",
  	  .patch = patch_vt1702},
  	{ .id = 0x11063398, .name = "VT1702",
  	  .patch = patch_vt1702},
  	{ .id = 0x11064398, .name = "VT1702",
  	  .patch = patch_vt1702},
  	{ .id = 0x11065398, .name = "VT1702",
  	  .patch = patch_vt1702},
  	{ .id = 0x11066398, .name = "VT1702",
  	  .patch = patch_vt1702},
  	{ .id = 0x11067398, .name = "VT1702",
  	  .patch = patch_vt1702},
  	{ .id = 0x11060428, .name = "VT1718S",
  	  .patch = patch_vt1718S},
  	{ .id = 0x11064428, .name = "VT1718S",
  	  .patch = patch_vt1718S},
  	{ .id = 0x11060441, .name = "VT2020",
  	  .patch = patch_vt1718S},
  	{ .id = 0x11064441, .name = "VT1828S",
  	  .patch = patch_vt1718S},
  	{ .id = 0x11060433, .name = "VT1716S",
  	  .patch = patch_vt1716S},
  	{ .id = 0x1106a721, .name = "VT1716S",
  	  .patch = patch_vt1716S},
  	{ .id = 0x11060438, .name = "VT2002P", .patch = patch_vt2002P},
  	{ .id = 0x11064438, .name = "VT2002P", .patch = patch_vt2002P},
  	{ .id = 0x11060448, .name = "VT1812", .patch = patch_vt1812},
  	{ .id = 0x11060440, .name = "VT1818S",
  	  .patch = patch_vt1708S},
  	{ .id = 0x11060446, .name = "VT1802",
  		.patch = patch_vt2002P},
  	{ .id = 0x11068446, .name = "VT1802",
  		.patch = patch_vt2002P},
  	{} /* terminator */
  };
  
  MODULE_ALIAS("snd-hda-codec-id:1106*");
  
  static struct hda_codec_preset_list via_list = {
  	.preset = snd_hda_preset_via,
  	.owner = THIS_MODULE,
  };
  
  MODULE_LICENSE("GPL");
  MODULE_DESCRIPTION("VIA HD-audio codec");
  
  static int __init patch_via_init(void)
  {
  	return snd_hda_add_codec_preset(&via_list);
  }
  
  static void __exit patch_via_exit(void)
  {
  	snd_hda_delete_codec_preset(&via_list);
  }
  
  module_init(patch_via_init)
  module_exit(patch_via_exit)
  