hda_generic.c 94.5 KB
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/*
 * Universal Interface for Intel High Definition Audio Codec
 *
 * Generic widget tree parser
 *
 * Copyright (c) 2004 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
 */

#include <linux/init.h>
#include <linux/slab.h>
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#include <linux/export.h>
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#include <linux/sort.h>
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#include <sound/core.h>
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#include <sound/jack.h>
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#include "hda_codec.h"
#include "hda_local.h"
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#include "hda_auto_parser.h"
#include "hda_jack.h"
#include "hda_generic.h"
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/* initialize hda_gen_spec struct */
int snd_hda_gen_spec_init(struct hda_gen_spec *spec)
{
	snd_array_init(&spec->kctls, sizeof(struct snd_kcontrol_new), 32);
	snd_array_init(&spec->bind_ctls, sizeof(struct hda_bind_ctls *), 8);
	snd_array_init(&spec->paths, sizeof(struct nid_path), 8);
	return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_gen_spec_init);
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struct snd_kcontrol_new *
snd_hda_gen_add_kctl(struct hda_gen_spec *spec, const char *name,
		     const struct snd_kcontrol_new *temp)
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{
	struct snd_kcontrol_new *knew = snd_array_new(&spec->kctls);
	if (!knew)
		return NULL;
	*knew = *temp;
	if (name)
		knew->name = kstrdup(name, GFP_KERNEL);
	else if (knew->name)
		knew->name = kstrdup(knew->name, GFP_KERNEL);
	if (!knew->name)
		return NULL;
	return knew;
}
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EXPORT_SYMBOL_HDA(snd_hda_gen_add_kctl);
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static void free_kctls(struct hda_gen_spec *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);
}
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static struct hda_bind_ctls *new_bind_ctl(struct hda_codec *codec,
					  unsigned int nums,
					  struct hda_ctl_ops *ops)
{
	struct hda_gen_spec *spec = codec->spec;
	struct hda_bind_ctls **ctlp, *ctl;
	ctlp = snd_array_new(&spec->bind_ctls);
	if (!ctlp)
		return NULL;
	ctl = kzalloc(sizeof(*ctl) + sizeof(long) * (nums + 1), GFP_KERNEL);
	*ctlp = ctl;
	if (ctl)
		ctl->ops = ops;
	return ctl;
}
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static void free_bind_ctls(struct hda_gen_spec *spec)
{
	if (spec->bind_ctls.list) {
		struct hda_bind_ctls **ctl = spec->bind_ctls.list;
		int i;
		for (i = 0; i < spec->bind_ctls.used; i++)
			kfree(ctl[i]);
	}
	snd_array_free(&spec->bind_ctls);
}
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void snd_hda_gen_spec_free(struct hda_gen_spec *spec)
{
	if (!spec)
		return;
	free_kctls(spec);
	free_bind_ctls(spec);
	snd_array_free(&spec->paths);
}
EXPORT_SYMBOL_HDA(snd_hda_gen_spec_free);
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/*
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 * parsing paths
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 */

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/* get the path between the given NIDs;
 * passing 0 to either @pin or @dac behaves as a wildcard
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 */
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struct nid_path *snd_hda_get_nid_path(struct hda_codec *codec,
				      hda_nid_t from_nid, hda_nid_t to_nid)
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{
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	struct hda_gen_spec *spec = codec->spec;
	int i;
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	for (i = 0; i < spec->paths.used; i++) {
		struct nid_path *path = snd_array_elem(&spec->paths, i);
		if (path->depth <= 0)
			continue;
		if ((!from_nid || path->path[0] == from_nid) &&
		    (!to_nid || path->path[path->depth - 1] == to_nid))
			return path;
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	}
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	return NULL;
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}
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EXPORT_SYMBOL_HDA(snd_hda_get_nid_path);
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/* check whether the given DAC is already found in any existing paths */
static bool is_dac_already_used(struct hda_codec *codec, hda_nid_t nid)
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{
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	struct hda_gen_spec *spec = codec->spec;
	int i;
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	for (i = 0; i < spec->paths.used; i++) {
		struct nid_path *path = snd_array_elem(&spec->paths, i);
		if (path->path[0] == nid)
			return true;
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	}
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	return false;
}
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/* check whether the given two widgets can be connected */
static bool is_reachable_path(struct hda_codec *codec,
			      hda_nid_t from_nid, hda_nid_t to_nid)
{
	if (!from_nid || !to_nid)
		return false;
	return snd_hda_get_conn_index(codec, to_nid, from_nid, true) >= 0;
}
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/* nid, dir and idx */
#define AMP_VAL_COMPARE_MASK	(0xffff | (1U << 18) | (0x0f << 19))

/* check whether the given ctl is already assigned in any path elements */
static bool is_ctl_used(struct hda_codec *codec, unsigned int val, int type)
{
	struct hda_gen_spec *spec = codec->spec;
	int i;

	val &= AMP_VAL_COMPARE_MASK;
	for (i = 0; i < spec->paths.used; i++) {
		struct nid_path *path = snd_array_elem(&spec->paths, i);
		if ((path->ctls[type] & AMP_VAL_COMPARE_MASK) == val)
			return true;
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	}
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	return false;
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}

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/* check whether a control with the given (nid, dir, idx) was assigned */
static bool is_ctl_associated(struct hda_codec *codec, hda_nid_t nid,
			      int dir, int idx)
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{
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	unsigned int val = HDA_COMPOSE_AMP_VAL(nid, 3, idx, dir);
	return is_ctl_used(codec, val, NID_PATH_VOL_CTL) ||
		is_ctl_used(codec, val, NID_PATH_MUTE_CTL);
}
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/* called recursively */
static bool __parse_nid_path(struct hda_codec *codec,
			     hda_nid_t from_nid, hda_nid_t to_nid,
			     int with_aa_mix, struct nid_path *path, int depth)
{
	struct hda_gen_spec *spec = codec->spec;
	hda_nid_t conn[16];
	int i, nums;

	if (to_nid == spec->mixer_nid) {
		if (!with_aa_mix)
			return false;
		with_aa_mix = 2; /* mark aa-mix is included */
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	}

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	nums = snd_hda_get_connections(codec, to_nid, conn, ARRAY_SIZE(conn));
	for (i = 0; i < nums; i++) {
		if (conn[i] != from_nid) {
			/* special case: when from_nid is 0,
			 * try to find an empty DAC
			 */
			if (from_nid ||
			    get_wcaps_type(get_wcaps(codec, conn[i])) != AC_WID_AUD_OUT ||
			    is_dac_already_used(codec, conn[i]))
				continue;
		}
		/* aa-mix is requested but not included? */
		if (!(spec->mixer_nid && with_aa_mix == 1))
			goto found;
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	}
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	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 || type == AC_WID_AUD_IN ||
		    type == AC_WID_PIN)
			continue;
		if (__parse_nid_path(codec, from_nid, conn[i],
				     with_aa_mix, path, depth + 1))
			goto found;
	}
	return false;

 found:
	path->path[path->depth] = conn[i];
	path->idx[path->depth + 1] = i;
	if (nums > 1 && get_wcaps_type(get_wcaps(codec, to_nid)) != AC_WID_AUD_MIX)
		path->multi[path->depth + 1] = 1;
	path->depth++;
	return true;
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}

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/* parse the widget path from the given nid to the target nid;
 * when @from_nid is 0, try to find an empty DAC;
 * when @with_aa_mix is 0, paths with spec->mixer_nid are excluded.
 * when @with_aa_mix is 1, paths without spec->mixer_nid are excluded.
 * when @with_aa_mix is 2, no special handling about spec->mixer_nid.
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 */
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bool snd_hda_parse_nid_path(struct hda_codec *codec, hda_nid_t from_nid,
			    hda_nid_t to_nid, int with_aa_mix,
			    struct nid_path *path)
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{
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	if (__parse_nid_path(codec, from_nid, to_nid, with_aa_mix, path, 1)) {
		path->path[path->depth] = to_nid;
		path->depth++;
#if 0
		snd_printdd("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]);
#endif
		return true;
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	}
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	return false;
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}
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EXPORT_SYMBOL_HDA(snd_hda_parse_nid_path);
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/*
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 * parse the path between the given NIDs and add to the path list.
 * if no valid path is found, return NULL
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 */
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struct nid_path *
snd_hda_add_new_path(struct hda_codec *codec, hda_nid_t from_nid,
		     hda_nid_t to_nid, int with_aa_mix)
{
	struct hda_gen_spec *spec = codec->spec;
	struct nid_path *path;

	if (from_nid && to_nid && !is_reachable_path(codec, from_nid, to_nid))
		return NULL;

	path = snd_array_new(&spec->paths);
	if (!path)
		return NULL;
	memset(path, 0, sizeof(*path));
	if (snd_hda_parse_nid_path(codec, from_nid, to_nid, with_aa_mix, path))
		return path;
	/* push back */
	spec->paths.used--;
	return NULL;
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}
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EXPORT_SYMBOL_HDA(snd_hda_add_new_path);
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/* look for an empty DAC slot */
static hda_nid_t look_for_dac(struct hda_codec *codec, hda_nid_t pin,
			      bool is_digital)
{
	struct hda_gen_spec *spec = codec->spec;
	bool cap_digital;
	int i;

	for (i = 0; i < spec->num_all_dacs; i++) {
		hda_nid_t nid = spec->all_dacs[i];
		if (!nid || is_dac_already_used(codec, nid))
			continue;
		cap_digital = !!(get_wcaps(codec, nid) & AC_WCAP_DIGITAL);
		if (is_digital != cap_digital)
			continue;
		if (is_reachable_path(codec, nid, pin))
			return nid;
	}
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	return 0;
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}

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/* replace the channels in the composed amp value with the given number */
static unsigned int amp_val_replace_channels(unsigned int val, unsigned int chs)
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{
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	val &= ~(0x3U << 16);
	val |= chs << 16;
	return val;
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}

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/* check whether the widget has the given amp capability for the direction */
static bool check_amp_caps(struct hda_codec *codec, hda_nid_t nid,
			   int dir, unsigned int bits)
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{
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	if (!nid)
		return false;
	if (get_wcaps(codec, nid) & (1 << (dir + 1)))
		if (query_amp_caps(codec, nid, dir) & bits)
			return true;
	return false;
}

#define nid_has_mute(codec, nid, dir) \
	check_amp_caps(codec, nid, dir, AC_AMPCAP_MUTE)
#define nid_has_volume(codec, nid, dir) \
	check_amp_caps(codec, nid, dir, AC_AMPCAP_NUM_STEPS)

/* look for a widget suitable for assigning a mute switch in the path */
static hda_nid_t look_for_out_mute_nid(struct hda_codec *codec,
				       struct nid_path *path)
{
	int i;

	for (i = path->depth - 1; i >= 0; i--) {
		if (nid_has_mute(codec, path->path[i], HDA_OUTPUT))
			return path->path[i];
		if (i != path->depth - 1 && i != 0 &&
		    nid_has_mute(codec, path->path[i], HDA_INPUT))
			return path->path[i];
	}
	return 0;
}

/* look for a widget suitable for assigning a volume ctl in the path */
static hda_nid_t look_for_out_vol_nid(struct hda_codec *codec,
				      struct nid_path *path)
{
	int i;
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	for (i = path->depth - 1; i >= 0; i--) {
		if (nid_has_volume(codec, path->path[i], HDA_OUTPUT))
			return path->path[i];
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	}
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	return 0;
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}

/*
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 * path activation / deactivation
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 */
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/* can have the amp-in capability? */
static bool has_amp_in(struct hda_codec *codec, struct nid_path *path, int idx)
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{
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	hda_nid_t nid = path->path[idx];
	unsigned int caps = get_wcaps(codec, nid);
	unsigned int type = get_wcaps_type(caps);

	if (!(caps & AC_WCAP_IN_AMP))
		return false;
	if (type == AC_WID_PIN && idx > 0) /* only for input pins */
		return false;
	return true;
}
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/* can have the amp-out capability? */
static bool has_amp_out(struct hda_codec *codec, struct nid_path *path, int idx)
{
	hda_nid_t nid = path->path[idx];
	unsigned int caps = get_wcaps(codec, nid);
	unsigned int type = get_wcaps_type(caps);

	if (!(caps & AC_WCAP_OUT_AMP))
		return false;
	if (type == AC_WID_PIN && !idx) /* only for output pins */
		return false;
	return true;
}
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/* check whether the given (nid,dir,idx) is active */
static bool is_active_nid(struct hda_codec *codec, hda_nid_t nid,
			  unsigned int idx, unsigned int dir)
{
	struct hda_gen_spec *spec = codec->spec;
	int i, n;
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	for (n = 0; n < spec->paths.used; n++) {
		struct nid_path *path = snd_array_elem(&spec->paths, n);
		if (!path->active)
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			continue;
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		for (i = 0; i < path->depth; i++) {
			if (path->path[i] == nid) {
				if (dir == HDA_OUTPUT || path->idx[i] == idx)
					return true;
				break;
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			}
		}
	}
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	return false;
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}

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/* get the default amp value for the target state */
static int get_amp_val_to_activate(struct hda_codec *codec, hda_nid_t nid,
				   int dir, bool enable)
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{
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	unsigned int caps;
	unsigned int val = 0;

	caps = query_amp_caps(codec, nid, dir);
	if (caps & AC_AMPCAP_NUM_STEPS) {
		/* set to 0dB */
		if (enable)
			val = (caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT;
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	}
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	if (caps & AC_AMPCAP_MUTE) {
		if (!enable)
			val |= HDA_AMP_MUTE;
	}
	return val;
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}

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/* initialize the amp value (only at the first time) */
static void init_amp(struct hda_codec *codec, hda_nid_t nid, int dir, int idx)
{
	int val = get_amp_val_to_activate(codec, nid, dir, false);
	snd_hda_codec_amp_init_stereo(codec, nid, dir, idx, 0xff, val);
}
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static void activate_amp(struct hda_codec *codec, hda_nid_t nid, int dir,
			 int idx, bool enable)
{
	int val;
	if (is_ctl_associated(codec, nid, dir, idx) ||
	    is_active_nid(codec, nid, dir, idx))
		return;
	val = get_amp_val_to_activate(codec, nid, dir, enable);
	snd_hda_codec_amp_stereo(codec, nid, dir, idx, 0xff, val);
}

static void activate_amp_out(struct hda_codec *codec, struct nid_path *path,
			     int i, bool enable)
{
	hda_nid_t nid = path->path[i];
	init_amp(codec, nid, HDA_OUTPUT, 0);
	activate_amp(codec, nid, HDA_OUTPUT, 0, enable);
}

static void activate_amp_in(struct hda_codec *codec, struct nid_path *path,
			    int i, bool enable, bool add_aamix)
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{
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	struct hda_gen_spec *spec = codec->spec;
	hda_nid_t conn[16];
	int n, nums, idx;
	int type;
	hda_nid_t nid = path->path[i];

	nums = snd_hda_get_connections(codec, nid, conn, ARRAY_SIZE(conn));
	type = get_wcaps_type(get_wcaps(codec, nid));
	if (type == AC_WID_PIN ||
	    (type == AC_WID_AUD_IN && codec->single_adc_amp)) {
		nums = 1;
		idx = 0;
	} else
		idx = path->idx[i];

	for (n = 0; n < nums; n++)
		init_amp(codec, nid, HDA_INPUT, n);

	if (is_ctl_associated(codec, nid, HDA_INPUT, idx))
		return;
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	/* here is a little bit tricky in comparison with activate_amp_out();
	 * when aa-mixer is available, we need to enable the path as well
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	 */
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	for (n = 0; n < nums; n++) {
		if (n != idx && (!add_aamix || conn[n] != spec->mixer_nid))
			continue;
		activate_amp(codec, nid, HDA_INPUT, n, enable);
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	}
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}
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/* activate or deactivate the given path
 * if @add_aamix is set, enable the input from aa-mix NID as well (if any)
 */
void snd_hda_activate_path(struct hda_codec *codec, struct nid_path *path,
			   bool enable, bool add_aamix)
{
	int i;

	if (!enable)
		path->active = false;

	for (i = path->depth - 1; i >= 0; i--) {
		if (enable && path->multi[i])
			snd_hda_codec_write_cache(codec, path->path[i], 0,
					    AC_VERB_SET_CONNECT_SEL,
					    path->idx[i]);
		if (has_amp_in(codec, path, i))
			activate_amp_in(codec, path, i, enable, add_aamix);
		if (has_amp_out(codec, path, i))
			activate_amp_out(codec, path, i, enable);
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	}

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	if (enable)
		path->active = true;
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}
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EXPORT_SYMBOL_HDA(snd_hda_activate_path);

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/*
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 * Helper functions for creating mixer ctl elements
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 */

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enum {
	HDA_CTL_WIDGET_VOL,
	HDA_CTL_WIDGET_MUTE,
	HDA_CTL_BIND_MUTE,
	HDA_CTL_BIND_VOL,
	HDA_CTL_BIND_SW,
};
static const struct snd_kcontrol_new control_templates[] = {
	HDA_CODEC_VOLUME(NULL, 0, 0, 0),
	HDA_CODEC_MUTE(NULL, 0, 0, 0),
	HDA_BIND_MUTE(NULL, 0, 0, 0),
	HDA_BIND_VOL(NULL, 0),
	HDA_BIND_SW(NULL, 0),
};
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/* add dynamic controls from template */
static int add_control(struct hda_gen_spec *spec, int type, const char *name,
		       int cidx, unsigned long val)
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{
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	struct snd_kcontrol_new *knew;
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	knew = snd_hda_gen_add_kctl(spec, name, &control_templates[type]);
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	if (!knew)
		return -ENOMEM;
	knew->index = cidx;
	if (get_amp_nid_(val))
		knew->subdevice = HDA_SUBDEV_AMP_FLAG;
	knew->private_value = val;
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	return 0;
}

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static int add_control_with_pfx(struct hda_gen_spec *spec, int type,
				const char *pfx, const char *dir,
				const char *sfx, int cidx, unsigned long val)
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{
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	char name[32];
	snprintf(name, sizeof(name), "%s %s %s", pfx, dir, sfx);
	return add_control(spec, type, name, cidx, val);
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}

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#define add_pb_vol_ctrl(spec, type, pfx, val)			\
	add_control_with_pfx(spec, type, pfx, "Playback", "Volume", 0, val)
#define add_pb_sw_ctrl(spec, type, pfx, val)			\
	add_control_with_pfx(spec, type, pfx, "Playback", "Switch", 0, val)
#define __add_pb_vol_ctrl(spec, type, pfx, cidx, val)			\
	add_control_with_pfx(spec, type, pfx, "Playback", "Volume", cidx, val)
#define __add_pb_sw_ctrl(spec, type, pfx, cidx, val)			\
	add_control_with_pfx(spec, type, pfx, "Playback", "Switch", cidx, val)

static int add_vol_ctl(struct hda_codec *codec, const char *pfx, int cidx,
		       unsigned int chs, struct nid_path *path)
{
	unsigned int val;
	if (!path)
		return 0;
	val = path->ctls[NID_PATH_VOL_CTL];
	if (!val)
		return 0;
	val = amp_val_replace_channels(val, chs);
	return __add_pb_vol_ctrl(codec->spec, HDA_CTL_WIDGET_VOL, pfx, cidx, val);
}

/* return the channel bits suitable for the given path->ctls[] */
static int get_default_ch_nums(struct hda_codec *codec, struct nid_path *path,
			       int type)
{
	int chs = 1; /* mono (left only) */
	if (path) {
		hda_nid_t nid = get_amp_nid_(path->ctls[type]);
		if (nid && (get_wcaps(codec, nid) & AC_WCAP_STEREO))
			chs = 3; /* stereo */
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	}
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	return chs;
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}

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static int add_stereo_vol(struct hda_codec *codec, const char *pfx, int cidx,
			  struct nid_path *path)
{
	int chs = get_default_ch_nums(codec, path, NID_PATH_VOL_CTL);
	return add_vol_ctl(codec, pfx, cidx, chs, path);
}

/* create a mute-switch for the given mixer widget;
 * if it has multiple sources (e.g. DAC and loopback), create a bind-mute
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 */
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static int add_sw_ctl(struct hda_codec *codec, const char *pfx, int cidx,
		      unsigned int chs, struct nid_path *path)
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{
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	unsigned int val;
	int type = HDA_CTL_WIDGET_MUTE;
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	if (!path)
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		return 0;
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	val = path->ctls[NID_PATH_MUTE_CTL];
	if (!val)
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		return 0;
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	val = amp_val_replace_channels(val, chs);
	if (get_amp_direction_(val) == HDA_INPUT) {
		hda_nid_t nid = get_amp_nid_(val);
		int nums = snd_hda_get_num_conns(codec, nid);
		if (nums > 1) {
			type = HDA_CTL_BIND_MUTE;
			val |= nums << 19;
		}
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	}
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	return __add_pb_sw_ctrl(codec->spec, type, pfx, cidx, val);
}
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static int add_stereo_sw(struct hda_codec *codec, const char *pfx,
				  int cidx, struct nid_path *path)
{
	int chs = get_default_ch_nums(codec, path, NID_PATH_MUTE_CTL);
	return add_sw_ctl(codec, pfx, cidx, chs, path);
}
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static const char * const channel_name[4] = {
	"Front", "Surround", "CLFE", "Side"
};
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/* give some appropriate ctl name prefix for the given line out channel */
static const char *get_line_out_pfx(struct hda_gen_spec *spec, int ch,
				    bool can_be_master, int *index)
{
	struct auto_pin_cfg *cfg = &spec->autocfg;
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	*index = 0;
	if (cfg->line_outs == 1 && !spec->multi_ios &&
	    !cfg->hp_outs && !cfg->speaker_outs && can_be_master)
		return spec->vmaster_mute.hook ? "PCM" : "Master";
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	/* if there is really a single DAC used in the whole output paths,
	 * use it master (or "PCM" if a vmaster hook is present)
	 */
	if (spec->multiout.num_dacs == 1 && !spec->mixer_nid &&
	    !spec->multiout.hp_out_nid[0] && !spec->multiout.extra_out_nid[0])
		return spec->vmaster_mute.hook ? "PCM" : "Master";

	switch (cfg->line_out_type) {
	case AUTO_PIN_SPEAKER_OUT:
		if (cfg->line_outs == 1)
			return "Speaker";
		if (cfg->line_outs == 2)
			return ch ? "Bass Speaker" : "Speaker";
		break;
	case AUTO_PIN_HP_OUT:
		/* for multi-io case, only the primary out */
		if (ch && spec->multi_ios)
			break;
		*index = ch;
		return "Headphone";
	default:
		if (cfg->line_outs == 1 && !spec->multi_ios)
			return "PCM";
		break;
	}
	if (ch >= ARRAY_SIZE(channel_name)) {
		snd_BUG();
		return "PCM";
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	}

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	return channel_name[ch];
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}

/*
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 * Parse output paths
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 */
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/* badness definition */
enum {
	/* No primary DAC is found for the main output */
	BAD_NO_PRIMARY_DAC = 0x10000,
	/* No DAC is found for the extra output */
	BAD_NO_DAC = 0x4000,
	/* No possible multi-ios */
	BAD_MULTI_IO = 0x103,
	/* No individual DAC for extra output */
	BAD_NO_EXTRA_DAC = 0x102,
	/* No individual DAC for extra surrounds */
	BAD_NO_EXTRA_SURR_DAC = 0x101,
	/* Primary DAC shared with main surrounds */
	BAD_SHARED_SURROUND = 0x100,
	/* Primary DAC shared with main CLFE */
	BAD_SHARED_CLFE = 0x10,
	/* Primary DAC shared with extra surrounds */
	BAD_SHARED_EXTRA_SURROUND = 0x10,
	/* Volume widget is shared */
	BAD_SHARED_VOL = 0x10,
};

/* look for widgets in the path between the given NIDs appropriate for
 * volume and mute controls, and assign the values to ctls[].
 *
 * When no appropriate widget is found in the path, the badness value
 * is incremented depending on the situation.  The function returns the
 * total badness for both volume and mute controls.
 */
static int assign_out_path_ctls(struct hda_codec *codec, hda_nid_t pin,
				hda_nid_t dac)
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{
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	struct nid_path *path = snd_hda_get_nid_path(codec, dac, pin);
	hda_nid_t nid;
	unsigned int val;
	int badness = 0;

	if (!path)
		return BAD_SHARED_VOL * 2;
	nid = look_for_out_vol_nid(codec, path);
	if (nid) {
		val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
		if (is_ctl_used(codec, val, NID_PATH_VOL_CTL))
			badness += BAD_SHARED_VOL;
		else
			path->ctls[NID_PATH_VOL_CTL] = val;
	} else
		badness += BAD_SHARED_VOL;
	nid = look_for_out_mute_nid(codec, path);
	if (nid) {
		unsigned int wid_type = get_wcaps_type(get_wcaps(codec, nid));
		if (wid_type == AC_WID_PIN || wid_type == AC_WID_AUD_OUT ||
		    nid_has_mute(codec, nid, HDA_OUTPUT))
			val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
		else
			val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_INPUT);
		if (is_ctl_used(codec, val, NID_PATH_MUTE_CTL))
			badness += BAD_SHARED_VOL;
		else
			path->ctls[NID_PATH_MUTE_CTL] = val;
	} else
		badness += BAD_SHARED_VOL;
	return badness;
}
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struct badness_table {
	int no_primary_dac;	/* no primary DAC */
	int no_dac;		/* no secondary DACs */
	int shared_primary;	/* primary DAC is shared with main output */
	int shared_surr;	/* secondary DAC shared with main or primary */
	int shared_clfe;	/* third DAC shared with main or primary */
	int shared_surr_main;	/* secondary DAC sahred with main/DAC0 */
};
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static struct badness_table main_out_badness = {
	.no_primary_dac = BAD_NO_PRIMARY_DAC,
	.no_dac = BAD_NO_DAC,
	.shared_primary = BAD_NO_PRIMARY_DAC,
	.shared_surr = BAD_SHARED_SURROUND,
	.shared_clfe = BAD_SHARED_CLFE,
	.shared_surr_main = BAD_SHARED_SURROUND,
};

static struct badness_table extra_out_badness = {
	.no_primary_dac = BAD_NO_DAC,
	.no_dac = BAD_NO_DAC,
	.shared_primary = BAD_NO_EXTRA_DAC,
	.shared_surr = BAD_SHARED_EXTRA_SURROUND,
	.shared_clfe = BAD_SHARED_EXTRA_SURROUND,
	.shared_surr_main = BAD_NO_EXTRA_SURR_DAC,
};

/* try to assign DACs to pins and return the resultant badness */
static int try_assign_dacs(struct hda_codec *codec, int num_outs,
			   const hda_nid_t *pins, hda_nid_t *dacs,
			   const struct badness_table *bad)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	int i, j;
	int badness = 0;
	hda_nid_t dac;

	if (!num_outs)
		return 0;

	for (i = 0; i < num_outs; i++) {
		hda_nid_t pin = pins[i];
		if (!dacs[i])
			dacs[i] = look_for_dac(codec, pin, false);
		if (!dacs[i] && !i) {
			for (j = 1; j < num_outs; j++) {
				if (is_reachable_path(codec, dacs[j], pin)) {
					dacs[0] = dacs[j];
					dacs[j] = 0;
					break;
				}
			}
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		}
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		dac = dacs[i];
		if (!dac) {
			if (is_reachable_path(codec, dacs[0], pin))
				dac = dacs[0];
			else if (cfg->line_outs > i &&
				 is_reachable_path(codec, spec->private_dac_nids[i], pin))
				dac = spec->private_dac_nids[i];
			if (dac) {
				if (!i)
					badness += bad->shared_primary;
				else if (i == 1)
					badness += bad->shared_surr;
				else
					badness += bad->shared_clfe;
			} else if (is_reachable_path(codec, spec->private_dac_nids[0], pin)) {
				dac = spec->private_dac_nids[0];
				badness += bad->shared_surr_main;
			} else if (!i)
				badness += bad->no_primary_dac;
			else
				badness += bad->no_dac;
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		}
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		if (!snd_hda_add_new_path(codec, dac, pin, 0))
			dac = dacs[i] = 0;
		if (dac)
			badness += assign_out_path_ctls(codec, pin, dac);
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	}

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	return badness;
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}

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/* return NID if the given pin has only a single connection to a certain DAC */
static hda_nid_t get_dac_if_single(struct hda_codec *codec, hda_nid_t pin)
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{
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	struct hda_gen_spec *spec = codec->spec;
	int i;
	hda_nid_t nid_found = 0;
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	for (i = 0; i < spec->num_all_dacs; i++) {
		hda_nid_t nid = spec->all_dacs[i];
		if (!nid || is_dac_already_used(codec, nid))
			continue;
		if (is_reachable_path(codec, nid, pin)) {
			if (nid_found)
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				return 0;
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			nid_found = nid;
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		}
	}
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	return nid_found;
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}

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/* check whether the given pin can be a multi-io pin */
static bool can_be_multiio_pin(struct hda_codec *codec,
			       unsigned int location, hda_nid_t nid)
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{
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	unsigned int defcfg, caps;

	defcfg = snd_hda_codec_get_pincfg(codec, nid);
	if (get_defcfg_connect(defcfg) != AC_JACK_PORT_COMPLEX)
		return false;
	if (location && get_defcfg_location(defcfg) != location)
		return false;
	caps = snd_hda_query_pin_caps(codec, nid);
	if (!(caps & AC_PINCAP_OUT))
		return false;
	return true;
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}

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/*
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 * multi-io helper
 *
 * When hardwired is set, try to fill ony hardwired pins, and returns
 * zero if any pins are filled, non-zero if nothing found.
 * When hardwired is off, try to fill possible input pins, and returns
 * the badness value.
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 */
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static int fill_multi_ios(struct hda_codec *codec,
			  hda_nid_t reference_pin,
			  bool hardwired, int offset)
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{
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	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	int type, i, j, dacs, num_pins, old_pins;
	unsigned int defcfg = snd_hda_codec_get_pincfg(codec, reference_pin);
	unsigned int location = get_defcfg_location(defcfg);
	int badness = 0;

	old_pins = spec->multi_ios;
	if (old_pins >= 2)
		goto end_fill;

	num_pins = 0;
	for (type = AUTO_PIN_LINE_IN; type >= AUTO_PIN_MIC; type--) {
		for (i = 0; i < cfg->num_inputs; i++) {
			if (cfg->inputs[i].type != type)
				continue;
			if (can_be_multiio_pin(codec, location,
					       cfg->inputs[i].pin))
				num_pins++;
		}
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	}
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	if (num_pins < 2)
		goto end_fill;
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	dacs = spec->multiout.num_dacs;
	for (type = AUTO_PIN_LINE_IN; type >= AUTO_PIN_MIC; type--) {
		for (i = 0; i < cfg->num_inputs; i++) {
			hda_nid_t nid = cfg->inputs[i].pin;
			hda_nid_t dac = 0;
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			if (cfg->inputs[i].type != type)
				continue;
			if (!can_be_multiio_pin(codec, location, nid))
				continue;
			for (j = 0; j < spec->multi_ios; j++) {
				if (nid == spec->multi_io[j].pin)
					break;
			}
			if (j < spec->multi_ios)
				continue;

			if (offset && offset + spec->multi_ios < dacs) {
				dac = spec->private_dac_nids[offset + spec->multi_ios];
				if (!is_reachable_path(codec, dac, nid))
					dac = 0;
			}
			if (hardwired)
				dac = get_dac_if_single(codec, nid);
			else if (!dac)
				dac = look_for_dac(codec, nid, false);
			if (!dac) {
				badness++;
				continue;
			}
			if (!snd_hda_add_new_path(codec, dac, nid, 0)) {
				badness++;
				continue;
			}
			spec->multi_io[spec->multi_ios].pin = nid;
			spec->multi_io[spec->multi_ios].dac = dac;
			spec->multi_ios++;
			if (spec->multi_ios >= 2)
				break;
		}
	}
 end_fill:
	if (badness)
		badness = BAD_MULTI_IO;
	if (old_pins == spec->multi_ios) {
		if (hardwired)
			return 1; /* nothing found */
		else
			return badness; /* no badness if nothing found */
	}
	if (!hardwired && spec->multi_ios < 2) {
		/* cancel newly assigned paths */
		spec->paths.used -= spec->multi_ios - old_pins;
		spec->multi_ios = old_pins;
		return badness;
	}

	/* assign volume and mute controls */
	for (i = old_pins; i < spec->multi_ios; i++)
		badness += assign_out_path_ctls(codec, spec->multi_io[i].pin,
						spec->multi_io[i].dac);

	return badness;
}

/* map DACs for all pins in the list if they are single connections */
static bool map_singles(struct hda_codec *codec, int outs,
			const hda_nid_t *pins, hda_nid_t *dacs)
{
	int i;
	bool found = false;
	for (i = 0; i < outs; i++) {
		hda_nid_t dac;
		if (dacs[i])
			continue;
		dac = get_dac_if_single(codec, pins[i]);
		if (!dac)
			continue;
		if (snd_hda_add_new_path(codec, dac, pins[i], 0)) {
			dacs[i] = dac;
			found = true;
		}
	}
	return found;
}

/* fill in the dac_nids table from the parsed pin configuration */
static int fill_and_eval_dacs(struct hda_codec *codec,
			      bool fill_hardwired,
			      bool fill_mio_first)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	int i, err, badness;

	/* set num_dacs once to full for look_for_dac() */
	spec->multiout.num_dacs = cfg->line_outs;
	spec->multiout.dac_nids = spec->private_dac_nids;
	memset(spec->private_dac_nids, 0, sizeof(spec->private_dac_nids));
	memset(spec->multiout.hp_out_nid, 0, sizeof(spec->multiout.hp_out_nid));
	memset(spec->multiout.extra_out_nid, 0, sizeof(spec->multiout.extra_out_nid));
	spec->multi_ios = 0;
	snd_array_free(&spec->paths);
	badness = 0;

	/* fill hard-wired DACs first */
	if (fill_hardwired) {
		bool mapped;
		do {
			mapped = map_singles(codec, cfg->line_outs,
					     cfg->line_out_pins,
					     spec->private_dac_nids);
			mapped |= map_singles(codec, cfg->hp_outs,
					      cfg->hp_pins,
					      spec->multiout.hp_out_nid);
			mapped |= map_singles(codec, cfg->speaker_outs,
					      cfg->speaker_pins,
					      spec->multiout.extra_out_nid);
			if (fill_mio_first && cfg->line_outs == 1 &&
			    cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
				err = fill_multi_ios(codec, cfg->line_out_pins[0], true, 0);
				if (!err)
					mapped = true;
			}
		} while (mapped);
	}

	badness += try_assign_dacs(codec, cfg->line_outs, cfg->line_out_pins,
				   spec->private_dac_nids,
				   &main_out_badness);

	/* re-count num_dacs and squash invalid entries */
	spec->multiout.num_dacs = 0;
	for (i = 0; i < cfg->line_outs; i++) {
		if (spec->private_dac_nids[i])
			spec->multiout.num_dacs++;
		else {
			memmove(spec->private_dac_nids + i,
				spec->private_dac_nids + i + 1,
				sizeof(hda_nid_t) * (cfg->line_outs - i - 1));
			spec->private_dac_nids[cfg->line_outs - 1] = 0;
		}
	}

	if (fill_mio_first &&
	    cfg->line_outs == 1 && cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
		/* try to fill multi-io first */
		err = fill_multi_ios(codec, cfg->line_out_pins[0], false, 0);
		if (err < 0)
			return err;
		/* we don't count badness at this stage yet */
	}

	if (cfg->line_out_type != AUTO_PIN_HP_OUT) {
		err = try_assign_dacs(codec, cfg->hp_outs, cfg->hp_pins,
				      spec->multiout.hp_out_nid,
				      &extra_out_badness);
		if (err < 0)
			return err;
		badness += err;
	}
	if (cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
		err = try_assign_dacs(codec, cfg->speaker_outs,
				      cfg->speaker_pins,
				      spec->multiout.extra_out_nid,
					 &extra_out_badness);
		if (err < 0)
			return err;
		badness += err;
	}
	if (cfg->line_outs == 1 && cfg->line_out_type != AUTO_PIN_SPEAKER_OUT) {
		err = fill_multi_ios(codec, cfg->line_out_pins[0], false, 0);
		if (err < 0)
			return err;
		badness += err;
	}
	if (cfg->hp_outs && cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
		/* try multi-ios with HP + inputs */
		int offset = 0;
		if (cfg->line_outs >= 3)
			offset = 1;
		err = fill_multi_ios(codec, cfg->hp_pins[0], false, offset);
		if (err < 0)
			return err;
		badness += err;
	}

	if (spec->multi_ios == 2) {
		for (i = 0; i < 2; i++)
			spec->private_dac_nids[spec->multiout.num_dacs++] =
				spec->multi_io[i].dac;
		spec->ext_channel_count = 2;
	} else if (spec->multi_ios) {
		spec->multi_ios = 0;
		badness += BAD_MULTI_IO;
	}

	return badness;
}

#define DEBUG_BADNESS

#ifdef DEBUG_BADNESS
#define debug_badness	snd_printdd
#else
#define debug_badness(...)
#endif

static void debug_show_configs(struct hda_gen_spec *spec, struct auto_pin_cfg *cfg)
{
	debug_badness("multi_outs = %x/%x/%x/%x : %x/%x/%x/%x\n",
		      cfg->line_out_pins[0], cfg->line_out_pins[1],
		      cfg->line_out_pins[2], cfg->line_out_pins[2],
		      spec->multiout.dac_nids[0],
		      spec->multiout.dac_nids[1],
		      spec->multiout.dac_nids[2],
		      spec->multiout.dac_nids[3]);
	if (spec->multi_ios > 0)
		debug_badness("multi_ios(%d) = %x/%x : %x/%x\n",
			      spec->multi_ios,
			      spec->multi_io[0].pin, spec->multi_io[1].pin,
			      spec->multi_io[0].dac, spec->multi_io[1].dac);
	debug_badness("hp_outs = %x/%x/%x/%x : %x/%x/%x/%x\n",
		      cfg->hp_pins[0], cfg->hp_pins[1],
		      cfg->hp_pins[2], cfg->hp_pins[2],
		      spec->multiout.hp_out_nid[0],
		      spec->multiout.hp_out_nid[1],
		      spec->multiout.hp_out_nid[2],
		      spec->multiout.hp_out_nid[3]);
	debug_badness("spk_outs = %x/%x/%x/%x : %x/%x/%x/%x\n",
		      cfg->speaker_pins[0], cfg->speaker_pins[1],
		      cfg->speaker_pins[2], cfg->speaker_pins[3],
		      spec->multiout.extra_out_nid[0],
		      spec->multiout.extra_out_nid[1],
		      spec->multiout.extra_out_nid[2],
		      spec->multiout.extra_out_nid[3]);
}

/* find all available DACs of the codec */
static void fill_all_dac_nids(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	int i;
	hda_nid_t nid = codec->start_nid;

	spec->num_all_dacs = 0;
	memset(spec->all_dacs, 0, sizeof(spec->all_dacs));
	for (i = 0; i < codec->num_nodes; i++, nid++) {
		if (get_wcaps_type(get_wcaps(codec, nid)) != AC_WID_AUD_OUT)
			continue;
		if (spec->num_all_dacs >= ARRAY_SIZE(spec->all_dacs)) {
			snd_printk(KERN_ERR "hda: Too many DACs!\n");
			break;
		}
		spec->all_dacs[spec->num_all_dacs++] = nid;
	}
}

static int parse_output_paths(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	struct auto_pin_cfg *best_cfg;
	int best_badness = INT_MAX;
	int badness;
	bool fill_hardwired = true, fill_mio_first = true;
	bool best_wired = true, best_mio = true;
	bool hp_spk_swapped = false;

	fill_all_dac_nids(codec);

	best_cfg = kmalloc(sizeof(*best_cfg), GFP_KERNEL);
	if (!best_cfg)
		return -ENOMEM;
	*best_cfg = *cfg;

	for (;;) {
		badness = fill_and_eval_dacs(codec, fill_hardwired,
					     fill_mio_first);
		if (badness < 0) {
			kfree(best_cfg);
			return badness;
		}
		debug_badness("==> lo_type=%d, wired=%d, mio=%d, badness=0x%x\n",
			      cfg->line_out_type, fill_hardwired, fill_mio_first,
			      badness);
		debug_show_configs(spec, cfg);
		if (badness < best_badness) {
			best_badness = badness;
			*best_cfg = *cfg;
			best_wired = fill_hardwired;
			best_mio = fill_mio_first;
		}
		if (!badness)
			break;
		fill_mio_first = !fill_mio_first;
		if (!fill_mio_first)
			continue;
		fill_hardwired = !fill_hardwired;
		if (!fill_hardwired)
			continue;
		if (hp_spk_swapped)
			break;
		hp_spk_swapped = true;
		if (cfg->speaker_outs > 0 &&
		    cfg->line_out_type == AUTO_PIN_HP_OUT) {
			cfg->hp_outs = cfg->line_outs;
			memcpy(cfg->hp_pins, cfg->line_out_pins,
			       sizeof(cfg->hp_pins));
			cfg->line_outs = cfg->speaker_outs;
			memcpy(cfg->line_out_pins, cfg->speaker_pins,
			       sizeof(cfg->speaker_pins));
			cfg->speaker_outs = 0;
			memset(cfg->speaker_pins, 0, sizeof(cfg->speaker_pins));
			cfg->line_out_type = AUTO_PIN_SPEAKER_OUT;
			fill_hardwired = true;
			continue;
		}
		if (cfg->hp_outs > 0 &&
		    cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
			cfg->speaker_outs = cfg->line_outs;
			memcpy(cfg->speaker_pins, cfg->line_out_pins,
			       sizeof(cfg->speaker_pins));
			cfg->line_outs = cfg->hp_outs;
			memcpy(cfg->line_out_pins, cfg->hp_pins,
			       sizeof(cfg->hp_pins));
			cfg->hp_outs = 0;
			memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
			cfg->line_out_type = AUTO_PIN_HP_OUT;
			fill_hardwired = true;
			continue;
		}
		break;
	}

	if (badness) {
		*cfg = *best_cfg;
		fill_and_eval_dacs(codec, best_wired, best_mio);
	}
	debug_badness("==> Best config: lo_type=%d, wired=%d, mio=%d\n",
		      cfg->line_out_type, best_wired, best_mio);
	debug_show_configs(spec, cfg);

	if (cfg->line_out_pins[0]) {
		struct nid_path *path;
		path = snd_hda_get_nid_path(codec,
					    spec->multiout.dac_nids[0],
					    cfg->line_out_pins[0]);
		if (path)
			spec->vmaster_nid = look_for_out_vol_nid(codec, path);
	}

	kfree(best_cfg);
	return 0;
}

/* add playback controls from the parsed DAC table */
static int create_multi_out_ctls(struct hda_codec *codec,
				 const struct auto_pin_cfg *cfg)
{
	struct hda_gen_spec *spec = codec->spec;
	int i, err, noutputs;

	noutputs = cfg->line_outs;
	if (spec->multi_ios > 0 && cfg->line_outs < 3)
		noutputs += spec->multi_ios;

	for (i = 0; i < noutputs; i++) {
		const char *name;
		int index;
		hda_nid_t dac, pin;
		struct nid_path *path;

		dac = spec->multiout.dac_nids[i];
		if (!dac)
			continue;
		if (i >= cfg->line_outs) {
			pin = spec->multi_io[i - 1].pin;
			index = 0;
			name = channel_name[i];
		} else {
			pin = cfg->line_out_pins[i];
			name = get_line_out_pfx(spec, i, true, &index);
		}

		path = snd_hda_get_nid_path(codec, dac, pin);
		if (!path)
			continue;
		if (!name || !strcmp(name, "CLFE")) {
			/* Center/LFE */
			err = add_vol_ctl(codec, "Center", 0, 1, path);
			if (err < 0)
				return err;
			err = add_vol_ctl(codec, "LFE", 0, 2, path);
			if (err < 0)
				return err;
			err = add_sw_ctl(codec, "Center", 0, 1, path);
			if (err < 0)
				return err;
			err = add_sw_ctl(codec, "LFE", 0, 2, path);
			if (err < 0)
				return err;
		} else {
			err = add_stereo_vol(codec, name, index, path);
			if (err < 0)
				return err;
			err = add_stereo_sw(codec, name, index, path);
			if (err < 0)
				return err;
		}
	}
	return 0;
}

static int create_extra_out(struct hda_codec *codec, hda_nid_t pin,
			    hda_nid_t dac, const char *pfx, int cidx)
{
	struct nid_path *path;
	int err;

	path = snd_hda_get_nid_path(codec, dac, pin);
	if (!path)
		return 0;
	/* bind volume control will be created in the case of dac = 0 */
	if (dac) {
		err = add_stereo_vol(codec, pfx, cidx, path);
		if (err < 0)
			return err;
	}
	err = add_stereo_sw(codec, pfx, cidx, path);
	if (err < 0)
		return err;
	return 0;
}

/* add playback controls for speaker and HP outputs */
static int create_extra_outs(struct hda_codec *codec, int num_pins,
			     const hda_nid_t *pins, const hda_nid_t *dacs,
			     const char *pfx)
{
	struct hda_gen_spec *spec = codec->spec;
	struct hda_bind_ctls *ctl;
	char name[32];
	int i, n, err;

	if (!num_pins || !pins[0])
		return 0;

	if (num_pins == 1) {
		hda_nid_t dac = *dacs;
		if (!dac)
			dac = spec->multiout.dac_nids[0];
		return create_extra_out(codec, *pins, dac, pfx, 0);
	}

	for (i = 0; i < num_pins; i++) {
		hda_nid_t dac;
		if (dacs[num_pins - 1])
			dac = dacs[i]; /* with individual volumes */
		else
			dac = 0;
		if (num_pins == 2 && i == 1 && !strcmp(pfx, "Speaker")) {
			err = create_extra_out(codec, pins[i], dac,
					       "Bass Speaker", 0);
		} else if (num_pins >= 3) {
			snprintf(name, sizeof(name), "%s %s",
				 pfx, channel_name[i]);
			err = create_extra_out(codec, pins[i], dac, name, 0);
		} else {
			err = create_extra_out(codec, pins[i], dac, pfx, i);
		}
		if (err < 0)
			return err;
	}
	if (dacs[num_pins - 1])
		return 0;

	/* Let's create a bind-controls for volumes */
	ctl = new_bind_ctl(codec, num_pins, &snd_hda_bind_vol);
	if (!ctl)
		return -ENOMEM;
	n = 0;
	for (i = 0; i < num_pins; i++) {
		hda_nid_t vol;
		struct nid_path *path;
		if (!pins[i] || !dacs[i])
			continue;
		path = snd_hda_get_nid_path(codec, dacs[i], pins[i]);
		if (!path)
			continue;
		vol = look_for_out_vol_nid(codec, path);
		if (vol)
			ctl->values[n++] =
				HDA_COMPOSE_AMP_VAL(vol, 3, 0, HDA_OUTPUT);
	}
	if (n) {
		snprintf(name, sizeof(name), "%s Playback Volume", pfx);
		err = add_control(spec, HDA_CTL_BIND_VOL, name, 0, (long)ctl);
		if (err < 0)
			return err;
	}
	return 0;
}

static int create_hp_out_ctls(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	return create_extra_outs(codec, spec->autocfg.hp_outs,
				 spec->autocfg.hp_pins,
				 spec->multiout.hp_out_nid,
				 "Headphone");
}

static int create_speaker_out_ctls(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	return create_extra_outs(codec, spec->autocfg.speaker_outs,
				 spec->autocfg.speaker_pins,
				 spec->multiout.extra_out_nid,
				 "Speaker");
}

/*
 * channel mode enum control
 */

static int ch_mode_info(struct snd_kcontrol *kcontrol,
			struct snd_ctl_elem_info *uinfo)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;

	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	uinfo->count = 1;
	uinfo->value.enumerated.items = spec->multi_ios + 1;
	if (uinfo->value.enumerated.item > spec->multi_ios)
		uinfo->value.enumerated.item = spec->multi_ios;
	sprintf(uinfo->value.enumerated.name, "%dch",
		(uinfo->value.enumerated.item + 1) * 2);
	return 0;
}

static int ch_mode_get(struct snd_kcontrol *kcontrol,
		       struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;
	ucontrol->value.enumerated.item[0] = (spec->ext_channel_count - 1) / 2;
	return 0;
}

static int set_multi_io(struct hda_codec *codec, int idx, bool output)
{
	struct hda_gen_spec *spec = codec->spec;
	hda_nid_t nid = spec->multi_io[idx].pin;
	struct nid_path *path;

	path = snd_hda_get_nid_path(codec, spec->multi_io[idx].dac, nid);
	if (!path)
		return -EINVAL;

	if (path->active == output)
		return 0;

	if (output) {
		snd_hda_set_pin_ctl_cache(codec, nid, PIN_OUT);
		snd_hda_activate_path(codec, path, true, true);
	} else {
		snd_hda_activate_path(codec, path, false, true);
		snd_hda_set_pin_ctl_cache(codec, nid,
					  spec->multi_io[idx].ctl_in);
	}
	return 0;
}

static int ch_mode_put(struct snd_kcontrol *kcontrol,
		       struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;
	int i, ch;

	ch = ucontrol->value.enumerated.item[0];
	if (ch < 0 || ch > spec->multi_ios)
		return -EINVAL;
	if (ch == (spec->ext_channel_count - 1) / 2)
		return 0;
	spec->ext_channel_count = (ch + 1) * 2;
	for (i = 0; i < spec->multi_ios; i++)
		set_multi_io(codec, i, i < ch);
	spec->multiout.max_channels = max(spec->ext_channel_count,
					  spec->const_channel_count);
	if (spec->need_dac_fix)
		spec->multiout.num_dacs = spec->multiout.max_channels / 2;
	return 1;
}

static const struct snd_kcontrol_new channel_mode_enum = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Channel Mode",
	.info = ch_mode_info,
	.get = ch_mode_get,
	.put = ch_mode_put,
};

static int create_multi_channel_mode(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;

	if (spec->multi_ios > 0) {
1531
		if (!snd_hda_gen_add_kctl(spec, NULL, &channel_mode_enum))
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			return -ENOMEM;
	}
	return 0;
}

/*
 * shared headphone/mic handling
 */

static void call_update_outputs(struct hda_codec *codec);

/* for shared I/O, change the pin-control accordingly */
static void update_shared_mic_hp(struct hda_codec *codec, bool set_as_mic)
{
	struct hda_gen_spec *spec = codec->spec;
	unsigned int val;
	hda_nid_t pin = spec->autocfg.inputs[1].pin;
	/* NOTE: this assumes that there are only two inputs, the
	 * first is the real internal mic and the second is HP/mic jack.
	 */

	val = snd_hda_get_default_vref(codec, pin);

	/* This pin does not have vref caps - let's enable vref on pin 0x18
	   instead, as suggested by Realtek */
	if (val == AC_PINCTL_VREF_HIZ && spec->shared_mic_vref_pin) {
		const hda_nid_t vref_pin = spec->shared_mic_vref_pin;
		unsigned int vref_val = snd_hda_get_default_vref(codec, vref_pin);
		if (vref_val != AC_PINCTL_VREF_HIZ)
			snd_hda_set_pin_ctl(codec, vref_pin, PIN_IN | (set_as_mic ? vref_val : 0));
	}

	val = set_as_mic ? val | PIN_IN : PIN_HP;
	snd_hda_set_pin_ctl(codec, pin, val);

	spec->automute_speaker = !set_as_mic;
	call_update_outputs(codec);
}

/* create a shared input with the headphone out */
static int create_shared_input(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	unsigned int defcfg;
	hda_nid_t nid;

	/* only one internal input pin? */
	if (cfg->num_inputs != 1)
		return 0;
	defcfg = snd_hda_codec_get_pincfg(codec, cfg->inputs[0].pin);
	if (snd_hda_get_input_pin_attr(defcfg) != INPUT_PIN_ATTR_INT)
		return 0;

	if (cfg->hp_outs == 1 && cfg->line_out_type == AUTO_PIN_SPEAKER_OUT)
		nid = cfg->hp_pins[0]; /* OK, we have a single HP-out */
	else if (cfg->line_outs == 1 && cfg->line_out_type == AUTO_PIN_HP_OUT)
		nid = cfg->line_out_pins[0]; /* OK, we have a single line-out */
	else
		return 0; /* both not available */

	if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_IN))
		return 0; /* no input */

	cfg->inputs[1].pin = nid;
	cfg->inputs[1].type = AUTO_PIN_MIC;
	cfg->num_inputs = 2;
	spec->shared_mic_hp = 1;
	snd_printdd("hda-codec: Enable shared I/O jack on NID 0x%x\n", nid);
	return 0;
}


/*
 * Parse input paths
 */

#ifdef CONFIG_PM
/* add the powersave loopback-list entry */
static void add_loopback_list(struct hda_gen_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;
}
#else
#define add_loopback_list(spec, mix, idx) /* NOP */
#endif

/* create input playback/capture controls for the given pin */
static int new_analog_input(struct hda_codec *codec, hda_nid_t pin,
			    const char *ctlname, int ctlidx,
			    hda_nid_t mix_nid)
{
	struct hda_gen_spec *spec = codec->spec;
	struct nid_path *path;
	unsigned int val;
	int err, idx;

	if (!nid_has_volume(codec, mix_nid, HDA_INPUT) &&
	    !nid_has_mute(codec, mix_nid, HDA_INPUT))
		return 0; /* no need for analog loopback */

	path = snd_hda_add_new_path(codec, pin, mix_nid, 2);
	if (!path)
		return -EINVAL;

	idx = path->idx[path->depth - 1];
	if (nid_has_volume(codec, mix_nid, HDA_INPUT)) {
		val = HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT);
		err = __add_pb_vol_ctrl(spec, HDA_CTL_WIDGET_VOL, ctlname, ctlidx, val);
		if (err < 0)
			return err;
		path->ctls[NID_PATH_VOL_CTL] = val;
	}

	if (nid_has_mute(codec, mix_nid, HDA_INPUT)) {
		val = HDA_COMPOSE_AMP_VAL(mix_nid, 3, idx, HDA_INPUT);
		err = __add_pb_sw_ctrl(spec, HDA_CTL_WIDGET_MUTE, ctlname, ctlidx, val);
		if (err < 0)
			return err;
		path->ctls[NID_PATH_MUTE_CTL] = val;
	}

	path->active = true;
	add_loopback_list(spec, mix_nid, idx);
	return 0;
}

static int is_input_pin(struct hda_codec *codec, hda_nid_t nid)
{
	unsigned int pincap = snd_hda_query_pin_caps(codec, nid);
	return (pincap & AC_PINCAP_IN) != 0;
}

/* Parse the codec tree and retrieve ADCs */
static int fill_adc_nids(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	hda_nid_t nid;
	hda_nid_t *adc_nids = spec->adc_nids;
	int max_nums = ARRAY_SIZE(spec->adc_nids);
	int i, nums = 0;

	nid = codec->start_nid;
	for (i = 0; i < codec->num_nodes; i++, nid++) {
		unsigned int caps = get_wcaps(codec, nid);
		int type = get_wcaps_type(caps);

		if (type != AC_WID_AUD_IN || (caps & AC_WCAP_DIGITAL))
			continue;
		adc_nids[nums] = nid;
		if (++nums >= max_nums)
			break;
	}
	spec->num_adc_nids = nums;
	return nums;
}

/* filter out invalid adc_nids that don't give all active input pins;
 * if needed, check whether dynamic ADC-switching is available
 */
static int check_dyn_adc_switch(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct hda_input_mux *imux = &spec->input_mux;
	hda_nid_t adc_nids[ARRAY_SIZE(spec->adc_nids)];
	int i, n, nums;
	hda_nid_t pin, adc;

 again:
	nums = 0;
	for (n = 0; n < spec->num_adc_nids; n++) {
		adc = spec->adc_nids[n];
		for (i = 0; i < imux->num_items; i++) {
			pin = spec->imux_pins[i];
			if (!is_reachable_path(codec, pin, adc))
				break;
		}
		if (i >= imux->num_items)
			adc_nids[nums++] = adc;
	}

	if (!nums) {
		if (spec->shared_mic_hp) {
			spec->shared_mic_hp = 0;
			imux->num_items = 1;
			goto again;
		}

		/* check whether ADC-switch is possible */
		for (i = 0; i < imux->num_items; i++) {
			pin = spec->imux_pins[i];
			for (n = 0; n < spec->num_adc_nids; n++) {
				adc = spec->adc_nids[n];
				if (is_reachable_path(codec, pin, adc)) {
					spec->dyn_adc_idx[i] = n;
					break;
				}
			}
		}

		snd_printdd("hda-codec: enabling ADC switching\n");
		spec->dyn_adc_switch = 1;
	} else if (nums != spec->num_adc_nids) {
		memcpy(spec->adc_nids, adc_nids, nums * sizeof(hda_nid_t));
		spec->num_adc_nids = nums;
	}

	if (imux->num_items == 1 || spec->shared_mic_hp) {
		snd_printdd("hda-codec: reducing to a single ADC\n");
		spec->num_adc_nids = 1; /* reduce to a single ADC */
	}

	/* single index for individual volumes ctls */
	if (!spec->dyn_adc_switch && spec->multi_cap_vol)
		spec->num_adc_nids = 1;

	return 0;
}

/*
 * create playback/capture controls for input pins
 */
static int create_input_ctls(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	const struct auto_pin_cfg *cfg = &spec->autocfg;
	hda_nid_t mixer = spec->mixer_nid;
	struct hda_input_mux *imux = &spec->input_mux;
	int num_adcs;
	int i, c, err, type_idx = 0;
	const char *prev_label = NULL;

	num_adcs = fill_adc_nids(codec);
	if (num_adcs < 0)
		return 0;

	for (i = 0; i < cfg->num_inputs; i++) {
		hda_nid_t pin;
		const char *label;
		bool imux_added;

		pin = cfg->inputs[i].pin;
		if (!is_input_pin(codec, pin))
			continue;

		label = hda_get_autocfg_input_label(codec, cfg, i);
		if (spec->shared_mic_hp && !strcmp(label, "Misc"))
			label = "Headphone Mic";
		if (prev_label && !strcmp(label, prev_label))
			type_idx++;
		else
			type_idx = 0;
		prev_label = label;

		if (mixer) {
			if (is_reachable_path(codec, pin, mixer)) {
				err = new_analog_input(codec, pin,
						       label, type_idx, mixer);
				if (err < 0)
					return err;
			}
		}

		imux_added = false;
		for (c = 0; c < num_adcs; c++) {
			struct nid_path *path;
			hda_nid_t adc = spec->adc_nids[c];

			if (!is_reachable_path(codec, pin, adc))
				continue;
			path = snd_array_new(&spec->paths);
			if (!path)
				return -ENOMEM;
			memset(path, 0, sizeof(*path));
			if (!snd_hda_parse_nid_path(codec, pin, adc, 2, path)) {
				snd_printd(KERN_ERR
					   "invalid input path 0x%x -> 0x%x\n",
					   pin, adc);
				spec->paths.used--;
				continue;
			}

			if (!imux_added) {
				spec->imux_pins[imux->num_items] = pin;
				snd_hda_add_imux_item(imux, label,
						      imux->num_items, NULL);
				imux_added = true;
			}
		}
	}

	return 0;
}


/*
 * input source mux
 */

/* get the ADC NID corresponding to the given index */
static hda_nid_t get_adc_nid(struct hda_codec *codec, int adc_idx, int imux_idx)
{
	struct hda_gen_spec *spec = codec->spec;
	if (spec->dyn_adc_switch)
		adc_idx = spec->dyn_adc_idx[imux_idx];
	return spec->adc_nids[adc_idx];
}

static int mux_select(struct hda_codec *codec, unsigned int adc_idx,
		      unsigned int idx);

static int mux_enum_info(struct snd_kcontrol *kcontrol,
			 struct snd_ctl_elem_info *uinfo)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;
	return snd_hda_input_mux_info(&spec->input_mux, uinfo);
}

static int mux_enum_get(struct snd_kcontrol *kcontrol,
			struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;
	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

	ucontrol->value.enumerated.item[0] = spec->cur_mux[adc_idx];
	return 0;
}

static int mux_enum_put(struct snd_kcontrol *kcontrol,
			    struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
	return mux_select(codec, adc_idx,
			  ucontrol->value.enumerated.item[0]);
}

/*
 * capture volume and capture switch ctls
 */

static const struct snd_kcontrol_new cap_src_temp = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Input Source",
	.info = mux_enum_info,
	.get = mux_enum_get,
	.put = mux_enum_put,
};

typedef int (*put_call_t)(struct snd_kcontrol *kcontrol,
			  struct snd_ctl_elem_value *ucontrol);

static int cap_put_caller(struct snd_kcontrol *kcontrol,
			  struct snd_ctl_elem_value *ucontrol,
			  put_call_t func, int type)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;
	const struct hda_input_mux *imux;
	struct nid_path *path;
	int i, adc_idx, err = 0;

	imux = &spec->input_mux;
	adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
	mutex_lock(&codec->control_mutex);
	codec->cached_write = 1;
	for (i = 0; i < imux->num_items; i++) {
		path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
					    get_adc_nid(codec, adc_idx, i));
		if (!path->ctls[type])
			continue;
		kcontrol->private_value = path->ctls[type];
		err = func(kcontrol, ucontrol);
		if (err < 0)
			goto error;
	}
 error:
	codec->cached_write = 0;
	mutex_unlock(&codec->control_mutex);
	if (err >= 0 && spec->cap_sync_hook)
		spec->cap_sync_hook(codec);
	return err;
}

/* capture volume ctl callbacks */
#define cap_vol_info		snd_hda_mixer_amp_volume_info
#define cap_vol_get		snd_hda_mixer_amp_volume_get
#define cap_vol_tlv		snd_hda_mixer_amp_tlv

static int cap_vol_put(struct snd_kcontrol *kcontrol,
		       struct snd_ctl_elem_value *ucontrol)
{
	return cap_put_caller(kcontrol, ucontrol,
			      snd_hda_mixer_amp_volume_put,
			      NID_PATH_VOL_CTL);
}

static const struct snd_kcontrol_new cap_vol_temp = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Capture Volume",
	.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
		   SNDRV_CTL_ELEM_ACCESS_TLV_READ |
		   SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK),
	.info = cap_vol_info,
	.get = cap_vol_get,
	.put = cap_vol_put,
	.tlv = { .c = cap_vol_tlv },
};

/* capture switch ctl callbacks */
#define cap_sw_info		snd_ctl_boolean_stereo_info
#define cap_sw_get		snd_hda_mixer_amp_switch_get

static int cap_sw_put(struct snd_kcontrol *kcontrol,
		      struct snd_ctl_elem_value *ucontrol)
{
	return cap_put_caller(kcontrol, ucontrol,
			      snd_hda_mixer_amp_switch_put,
			      NID_PATH_MUTE_CTL);
}

static const struct snd_kcontrol_new cap_sw_temp = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Capture Switch",
	.info = cap_sw_info,
	.get = cap_sw_get,
	.put = cap_sw_put,
};

static int parse_capvol_in_path(struct hda_codec *codec, struct nid_path *path)
{
	hda_nid_t nid;
	int i, depth;

	path->ctls[NID_PATH_VOL_CTL] = path->ctls[NID_PATH_MUTE_CTL] = 0;
	for (depth = 0; depth < 3; depth++) {
		if (depth >= path->depth)
			return -EINVAL;
		i = path->depth - depth - 1;
		nid = path->path[i];
		if (!path->ctls[NID_PATH_VOL_CTL]) {
			if (nid_has_volume(codec, nid, HDA_OUTPUT))
				path->ctls[NID_PATH_VOL_CTL] =
					HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
			else if (nid_has_volume(codec, nid, HDA_INPUT)) {
				int idx = path->idx[i];
				if (!depth && codec->single_adc_amp)
					idx = 0;
				path->ctls[NID_PATH_VOL_CTL] =
					HDA_COMPOSE_AMP_VAL(nid, 3, idx, HDA_INPUT);
			}
		}
		if (!path->ctls[NID_PATH_MUTE_CTL]) {
			if (nid_has_mute(codec, nid, HDA_OUTPUT))
				path->ctls[NID_PATH_MUTE_CTL] =
					HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT);
			else if (nid_has_mute(codec, nid, HDA_INPUT)) {
				int idx = path->idx[i];
				if (!depth && codec->single_adc_amp)
					idx = 0;
				path->ctls[NID_PATH_MUTE_CTL] =
					HDA_COMPOSE_AMP_VAL(nid, 3, idx, HDA_INPUT);
			}
		}
	}
	return 0;
}

static bool is_inv_dmic_pin(struct hda_codec *codec, hda_nid_t nid)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	unsigned int val;
	int i;

	if (!spec->inv_dmic_split)
		return false;
	for (i = 0; i < cfg->num_inputs; i++) {
		if (cfg->inputs[i].pin != nid)
			continue;
		if (cfg->inputs[i].type != AUTO_PIN_MIC)
			return false;
		val = snd_hda_codec_get_pincfg(codec, nid);
		return snd_hda_get_input_pin_attr(val) == INPUT_PIN_ATTR_INT;
	}
	return false;
}

static int add_single_cap_ctl(struct hda_codec *codec, const char *label,
			      int idx, bool is_switch, unsigned int ctl,
			      bool inv_dmic)
{
	struct hda_gen_spec *spec = codec->spec;
	char tmpname[44];
	int type = is_switch ? HDA_CTL_WIDGET_MUTE : HDA_CTL_WIDGET_VOL;
	const char *sfx = is_switch ? "Switch" : "Volume";
	unsigned int chs = inv_dmic ? 1 : 3;
	int err;

	if (!ctl)
		return 0;

	if (label)
		snprintf(tmpname, sizeof(tmpname),
			 "%s Capture %s", label, sfx);
	else
		snprintf(tmpname, sizeof(tmpname),
			 "Capture %s", sfx);
	err = add_control(spec, type, tmpname, idx,
			  amp_val_replace_channels(ctl, chs));
	if (err < 0 || !inv_dmic)
		return err;

	/* Make independent right kcontrol */
	if (label)
		snprintf(tmpname, sizeof(tmpname),
			 "Inverted %s Capture %s", label, sfx);
	else
		snprintf(tmpname, sizeof(tmpname),
			 "Inverted Capture %s", sfx);
	return add_control(spec, type, tmpname, idx,
			   amp_val_replace_channels(ctl, 2));
}

/* create single (and simple) capture volume and switch controls */
static int create_single_cap_vol_ctl(struct hda_codec *codec, int idx,
				     unsigned int vol_ctl, unsigned int sw_ctl,
				     bool inv_dmic)
{
	int err;
	err = add_single_cap_ctl(codec, NULL, idx, false, vol_ctl, inv_dmic);
	if (err < 0)
		return err;
	err = add_single_cap_ctl(codec, NULL, idx, true, sw_ctl, inv_dmic);
	if (err < 0)
		return err;
	return 0;
}

/* create bound capture volume and switch controls */
static int create_bind_cap_vol_ctl(struct hda_codec *codec, int idx,
				   unsigned int vol_ctl, unsigned int sw_ctl)
{
	struct hda_gen_spec *spec = codec->spec;
	struct snd_kcontrol_new *knew;

	if (vol_ctl) {
2090
		knew = snd_hda_gen_add_kctl(spec, NULL, &cap_vol_temp);
2091 2092 2093 2094 2095 2096 2097
		if (!knew)
			return -ENOMEM;
		knew->index = idx;
		knew->private_value = vol_ctl;
		knew->subdevice = HDA_SUBDEV_AMP_FLAG;
	}
	if (sw_ctl) {
2098
		knew = snd_hda_gen_add_kctl(spec, NULL, &cap_sw_temp);
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		if (!knew)
			return -ENOMEM;
		knew->index = idx;
		knew->private_value = sw_ctl;
		knew->subdevice = HDA_SUBDEV_AMP_FLAG;
	}
	return 0;
}

/* return the vol ctl when used first in the imux list */
static unsigned int get_first_cap_ctl(struct hda_codec *codec, int idx, int type)
{
	struct hda_gen_spec *spec = codec->spec;
	struct nid_path *path;
	unsigned int ctl;
	int i;

	path = snd_hda_get_nid_path(codec, spec->imux_pins[idx],
				    get_adc_nid(codec, 0, idx));
	if (!path)
		return 0;
	ctl = path->ctls[type];
	if (!ctl)
		return 0;
	for (i = 0; i < idx - 1; i++) {
		path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
					    get_adc_nid(codec, 0, i));
		if (path && path->ctls[type] == ctl)
			return 0;
	}
	return ctl;
}

/* create individual capture volume and switch controls per input */
static int create_multi_cap_vol_ctl(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct hda_input_mux *imux = &spec->input_mux;
	int i, err, type, type_idx = 0;
	const char *prev_label = NULL;

	for (i = 0; i < imux->num_items; i++) {
		const char *label;
		bool inv_dmic;
		label = hda_get_autocfg_input_label(codec, &spec->autocfg, i);
		if (prev_label && !strcmp(label, prev_label))
			type_idx++;
		else
			type_idx = 0;
		prev_label = label;
		inv_dmic = is_inv_dmic_pin(codec, spec->imux_pins[i]);

		for (type = 0; type < 2; type++) {
			err = add_single_cap_ctl(codec, label, type_idx, type,
						 get_first_cap_ctl(codec, i, type),
						 inv_dmic);
			if (err < 0)
				return err;
		}
	}
	return 0;
}

static int create_capture_mixers(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct hda_input_mux *imux = &spec->input_mux;
	int i, n, nums, err;

	if (spec->dyn_adc_switch)
		nums = 1;
	else
		nums = spec->num_adc_nids;

	if (!spec->auto_mic && imux->num_items > 1) {
		struct snd_kcontrol_new *knew;
2175
		knew = snd_hda_gen_add_kctl(spec, NULL, &cap_src_temp);
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		if (!knew)
			return -ENOMEM;
		knew->count = nums;
	}

	for (n = 0; n < nums; n++) {
		bool multi = false;
		bool inv_dmic = false;
		int vol, sw;

		vol = sw = 0;
		for (i = 0; i < imux->num_items; i++) {
			struct nid_path *path;
			path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
						    get_adc_nid(codec, n, i));
			if (!path)
				continue;
			parse_capvol_in_path(codec, path);
			if (!vol)
				vol = path->ctls[NID_PATH_VOL_CTL];
			else if (vol != path->ctls[NID_PATH_VOL_CTL])
				multi = true;
			if (!sw)
				sw = path->ctls[NID_PATH_MUTE_CTL];
			else if (sw != path->ctls[NID_PATH_MUTE_CTL])
				multi = true;
			if (is_inv_dmic_pin(codec, spec->imux_pins[i]))
				inv_dmic = true;
		}

		if (!multi)
			err = create_single_cap_vol_ctl(codec, n, vol, sw,
							inv_dmic);
		else if (!spec->multi_cap_vol)
			err = create_bind_cap_vol_ctl(codec, n, vol, sw);
		else
			err = create_multi_cap_vol_ctl(codec);
		if (err < 0)
			return err;
	}

	return 0;
}

/*
 * add mic boosts if needed
 */
static int parse_mic_boost(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	int i, err;
	int type_idx = 0;
	hda_nid_t nid;
	const char *prev_label = NULL;

	for (i = 0; i < cfg->num_inputs; i++) {
		if (cfg->inputs[i].type > AUTO_PIN_MIC)
			break;
		nid = cfg->inputs[i].pin;
		if (get_wcaps(codec, nid) & AC_WCAP_IN_AMP) {
			const char *label;
			char boost_label[32];
			struct nid_path *path;
			unsigned int val;

			label = hda_get_autocfg_input_label(codec, cfg, i);
			if (spec->shared_mic_hp && !strcmp(label, "Misc"))
				label = "Headphone Mic";
			if (prev_label && !strcmp(label, prev_label))
				type_idx++;
			else
				type_idx = 0;
			prev_label = label;

			snprintf(boost_label, sizeof(boost_label),
				 "%s Boost Volume", label);
			val = HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_INPUT);
			err = add_control(spec, HDA_CTL_WIDGET_VOL,
					  boost_label, type_idx, val);
			if (err < 0)
				return err;

			path = snd_hda_get_nid_path(codec, nid, 0);
			if (path)
				path->ctls[NID_PATH_BOOST_CTL] = val;
		}
	}
	return 0;
}

/*
 * parse digital I/Os and set up NIDs in BIOS auto-parse mode
 */
static void parse_digital(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	int i, nums;
	hda_nid_t dig_nid;

	/* support multiple SPDIFs; the secondary is set up as a slave */
	nums = 0;
	for (i = 0; i < spec->autocfg.dig_outs; i++) {
		hda_nid_t pin = spec->autocfg.dig_out_pins[i];
		dig_nid = look_for_dac(codec, pin, true);
		if (!dig_nid)
			continue;
		if (!snd_hda_add_new_path(codec, dig_nid, pin, 2))
			continue;
		if (!nums) {
			spec->multiout.dig_out_nid = dig_nid;
			spec->dig_out_type = spec->autocfg.dig_out_type[0];
		} else {
			spec->multiout.slave_dig_outs = spec->slave_dig_outs;
			if (nums >= ARRAY_SIZE(spec->slave_dig_outs) - 1)
			break;
			spec->slave_dig_outs[nums - 1] = dig_nid;
		}
		nums++;
	}

	if (spec->autocfg.dig_in_pin) {
		dig_nid = codec->start_nid;
		for (i = 0; i < codec->num_nodes; i++, dig_nid++) {
			struct nid_path *path;
			unsigned int wcaps = get_wcaps(codec, dig_nid);
			if (get_wcaps_type(wcaps) != AC_WID_AUD_IN)
				continue;
			if (!(wcaps & AC_WCAP_DIGITAL))
				continue;
			path = snd_hda_add_new_path(codec,
						    spec->autocfg.dig_in_pin,
						    dig_nid, 2);
			if (path) {
				path->active = true;
				spec->dig_in_nid = dig_nid;
				break;
			}
		}
	}
}


/*
 * input MUX handling
 */

static bool dyn_adc_pcm_resetup(struct hda_codec *codec, int cur);

/* select the given imux item; either unmute exclusively or select the route */
static int mux_select(struct hda_codec *codec, unsigned int adc_idx,
		      unsigned int idx)
{
	struct hda_gen_spec *spec = codec->spec;
	const struct hda_input_mux *imux;
	struct nid_path *path;

	imux = &spec->input_mux;
	if (!imux->num_items)
		return 0;

	if (idx >= imux->num_items)
		idx = imux->num_items - 1;
	if (spec->cur_mux[adc_idx] == idx)
		return 0;

	path = snd_hda_get_nid_path(codec,
				    spec->imux_pins[spec->cur_mux[adc_idx]],
				    spec->adc_nids[adc_idx]);
	if (!path)
		return 0;
	if (path->active)
		snd_hda_activate_path(codec, path, false, false);

	spec->cur_mux[adc_idx] = idx;

	if (spec->shared_mic_hp)
		update_shared_mic_hp(codec, spec->cur_mux[adc_idx]);

	if (spec->dyn_adc_switch)
		dyn_adc_pcm_resetup(codec, idx);

	path = snd_hda_get_nid_path(codec, spec->imux_pins[idx],
				    get_adc_nid(codec, adc_idx, idx));
	if (!path)
		return 0;
	if (path->active)
		return 0;
	snd_hda_activate_path(codec, path, true, false);
	if (spec->cap_sync_hook)
		spec->cap_sync_hook(codec);
	return 1;
}


/*
 * Jack detections for HP auto-mute and mic-switch
 */

/* check each pin in the given array; returns true if any of them is plugged */
static bool detect_jacks(struct hda_codec *codec, int num_pins, hda_nid_t *pins)
{
	int i, present = 0;

	for (i = 0; i < num_pins; i++) {
		hda_nid_t nid = pins[i];
		if (!nid)
			break;
		present |= snd_hda_jack_detect(codec, nid);
	}
	return present;
}

/* standard HP/line-out auto-mute helper */
static void do_automute(struct hda_codec *codec, int num_pins, hda_nid_t *pins,
			bool mute, bool hp_out)
{
	struct hda_gen_spec *spec = codec->spec;
	unsigned int pin_bits = mute ? 0 : (hp_out ? PIN_HP : PIN_OUT);
	int i;

	for (i = 0; i < num_pins; i++) {
		hda_nid_t nid = pins[i];
		unsigned int val;
		if (!nid)
			break;
		/* don't reset VREF value in case it's controlling
		 * the amp (see alc861_fixup_asus_amp_vref_0f())
		 */
		if (spec->keep_vref_in_automute) {
			val = snd_hda_codec_read(codec, nid, 0,
					AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
			val &= ~PIN_HP;
		} else
			val = 0;
		val |= pin_bits;
		snd_hda_set_pin_ctl(codec, nid, val);
	}
}

/* Toggle outputs muting */
2417
void snd_hda_gen_update_outputs(struct hda_codec *codec)
2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450
{
	struct hda_gen_spec *spec = codec->spec;
	int on;

	/* Control HP pins/amps depending on master_mute state;
	 * in general, HP pins/amps control should be enabled in all cases,
	 * but currently set only for master_mute, just to be safe
	 */
	if (!spec->shared_mic_hp) /* don't change HP-pin when shared with mic */
		do_automute(codec, ARRAY_SIZE(spec->autocfg.hp_pins),
		    spec->autocfg.hp_pins, spec->master_mute, true);

	if (!spec->automute_speaker)
		on = 0;
	else
		on = spec->hp_jack_present | spec->line_jack_present;
	on |= spec->master_mute;
	do_automute(codec, ARRAY_SIZE(spec->autocfg.speaker_pins),
		    spec->autocfg.speaker_pins, on, false);

	/* toggle line-out mutes if needed, too */
	/* if LO is a copy of either HP or Speaker, don't need to handle it */
	if (spec->autocfg.line_out_pins[0] == spec->autocfg.hp_pins[0] ||
	    spec->autocfg.line_out_pins[0] == spec->autocfg.speaker_pins[0])
		return;
	if (!spec->automute_lo)
		on = 0;
	else
		on = spec->hp_jack_present;
	on |= spec->master_mute;
	do_automute(codec, ARRAY_SIZE(spec->autocfg.line_out_pins),
		    spec->autocfg.line_out_pins, on, false);
}
2451
EXPORT_SYMBOL_HDA(snd_hda_gen_update_outputs);
2452 2453 2454 2455 2456 2457 2458

static void call_update_outputs(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	if (spec->automute_hook)
		spec->automute_hook(codec);
	else
2459
		snd_hda_gen_update_outputs(codec);
2460 2461 2462
}

/* standard HP-automute helper */
2463
void snd_hda_gen_hp_automute(struct hda_codec *codec, struct hda_jack_tbl *jack)
2464 2465 2466 2467 2468 2469 2470 2471 2472 2473
{
	struct hda_gen_spec *spec = codec->spec;

	spec->hp_jack_present =
		detect_jacks(codec, ARRAY_SIZE(spec->autocfg.hp_pins),
			     spec->autocfg.hp_pins);
	if (!spec->detect_hp || (!spec->automute_speaker && !spec->automute_lo))
		return;
	call_update_outputs(codec);
}
2474
EXPORT_SYMBOL_HDA(snd_hda_gen_hp_automute);
2475 2476

/* standard line-out-automute helper */
2477
void snd_hda_gen_line_automute(struct hda_codec *codec, struct hda_jack_tbl *jack)
2478 2479 2480 2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493
{
	struct hda_gen_spec *spec = codec->spec;

	if (spec->autocfg.line_out_type == AUTO_PIN_SPEAKER_OUT)
		return;
	/* check LO jack only when it's different from HP */
	if (spec->autocfg.line_out_pins[0] == spec->autocfg.hp_pins[0])
		return;

	spec->line_jack_present =
		detect_jacks(codec, ARRAY_SIZE(spec->autocfg.line_out_pins),
			     spec->autocfg.line_out_pins);
	if (!spec->automute_speaker || !spec->detect_lo)
		return;
	call_update_outputs(codec);
}
2494
EXPORT_SYMBOL_HDA(snd_hda_gen_line_automute);
2495 2496

/* standard mic auto-switch helper */
2497
void snd_hda_gen_mic_autoswitch(struct hda_codec *codec, struct hda_jack_tbl *jack)
2498 2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512
{
	struct hda_gen_spec *spec = codec->spec;
	int i;

	if (!spec->auto_mic)
		return;

	for (i = spec->am_num_entries - 1; i > 0; i--) {
		if (snd_hda_jack_detect(codec, spec->am_entry[i].pin)) {
			mux_select(codec, 0, spec->am_entry[i].idx);
			return;
		}
	}
	mux_select(codec, 0, spec->am_entry[0].idx);
}
2513
EXPORT_SYMBOL_HDA(snd_hda_gen_mic_autoswitch);
2514 2515 2516 2517 2518 2519 2520 2521 2522 2523 2524 2525 2526 2527 2528 2529 2530 2531 2532 2533 2534 2535 2536 2537 2538 2539 2540 2541 2542 2543 2544 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599

/*
 * Auto-Mute mode mixer enum support
 */
static int automute_mode_info(struct snd_kcontrol *kcontrol,
			      struct snd_ctl_elem_info *uinfo)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;
	static const char * const texts3[] = {
		"Disabled", "Speaker Only", "Line Out+Speaker"
	};

	if (spec->automute_speaker_possible && spec->automute_lo_possible)
		return snd_hda_enum_helper_info(kcontrol, uinfo, 3, texts3);
	return snd_hda_enum_bool_helper_info(kcontrol, uinfo);
}

static int automute_mode_get(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;
	unsigned int val = 0;
	if (spec->automute_speaker)
		val++;
	if (spec->automute_lo)
		val++;

	ucontrol->value.enumerated.item[0] = val;
	return 0;
}

static int automute_mode_put(struct snd_kcontrol *kcontrol,
			     struct snd_ctl_elem_value *ucontrol)
{
	struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
	struct hda_gen_spec *spec = codec->spec;

	switch (ucontrol->value.enumerated.item[0]) {
	case 0:
		if (!spec->automute_speaker && !spec->automute_lo)
			return 0;
		spec->automute_speaker = 0;
		spec->automute_lo = 0;
		break;
	case 1:
		if (spec->automute_speaker_possible) {
			if (!spec->automute_lo && spec->automute_speaker)
				return 0;
			spec->automute_speaker = 1;
			spec->automute_lo = 0;
		} else if (spec->automute_lo_possible) {
			if (spec->automute_lo)
				return 0;
			spec->automute_lo = 1;
		} else
			return -EINVAL;
		break;
	case 2:
		if (!spec->automute_lo_possible || !spec->automute_speaker_possible)
			return -EINVAL;
		if (spec->automute_speaker && spec->automute_lo)
			return 0;
		spec->automute_speaker = 1;
		spec->automute_lo = 1;
		break;
	default:
		return -EINVAL;
	}
	call_update_outputs(codec);
	return 1;
}

static const struct snd_kcontrol_new automute_mode_enum = {
	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
	.name = "Auto-Mute Mode",
	.info = automute_mode_info,
	.get = automute_mode_get,
	.put = automute_mode_put,
};

static int add_automute_mode_enum(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;

2600
	if (!snd_hda_gen_add_kctl(spec, NULL, &automute_mode_enum))
2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 2617 2618 2619 2620 2621 2622 2623 2624 2625 2626 2627 2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645
		return -ENOMEM;
	return 0;
}

/*
 * Check the availability of HP/line-out auto-mute;
 * Set up appropriately if really supported
 */
static int check_auto_mute_availability(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	int present = 0;
	int i, err;

	if (cfg->hp_pins[0])
		present++;
	if (cfg->line_out_pins[0])
		present++;
	if (cfg->speaker_pins[0])
		present++;
	if (present < 2) /* need two different output types */
		return 0;

	if (!cfg->speaker_pins[0] &&
	    cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
		memcpy(cfg->speaker_pins, cfg->line_out_pins,
		       sizeof(cfg->speaker_pins));
		cfg->speaker_outs = cfg->line_outs;
	}

	if (!cfg->hp_pins[0] &&
	    cfg->line_out_type == AUTO_PIN_HP_OUT) {
		memcpy(cfg->hp_pins, cfg->line_out_pins,
		       sizeof(cfg->hp_pins));
		cfg->hp_outs = cfg->line_outs;
	}

	for (i = 0; i < cfg->hp_outs; i++) {
		hda_nid_t nid = cfg->hp_pins[i];
		if (!is_jack_detectable(codec, nid))
			continue;
		snd_printdd("hda-codec: Enable HP auto-muting on NID 0x%x\n",
			    nid);
		snd_hda_jack_detect_enable_callback(codec, nid, HDA_GEN_HP_EVENT,
2646
						    snd_hda_gen_hp_automute);
2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658
		spec->detect_hp = 1;
	}

	if (cfg->line_out_type == AUTO_PIN_LINE_OUT && cfg->line_outs) {
		if (cfg->speaker_outs)
			for (i = 0; i < cfg->line_outs; i++) {
				hda_nid_t nid = cfg->line_out_pins[i];
				if (!is_jack_detectable(codec, nid))
					continue;
				snd_printdd("hda-codec: Enable Line-Out auto-muting on NID 0x%x\n", nid);
				snd_hda_jack_detect_enable_callback(codec, nid,
								    HDA_GEN_FRONT_EVENT,
2659
								    snd_hda_gen_line_automute);
2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710
				spec->detect_lo = 1;
			}
		spec->automute_lo_possible = spec->detect_hp;
	}

	spec->automute_speaker_possible = cfg->speaker_outs &&
		(spec->detect_hp || spec->detect_lo);

	spec->automute_lo = spec->automute_lo_possible;
	spec->automute_speaker = spec->automute_speaker_possible;

	if (spec->automute_speaker_possible || spec->automute_lo_possible) {
		/* create a control for automute mode */
		err = add_automute_mode_enum(codec);
		if (err < 0)
			return err;
	}
	return 0;
}

/* return the position of NID in the list, or -1 if not found */
static int find_idx_in_nid_list(hda_nid_t nid, const hda_nid_t *list, int nums)
{
	int i;
	for (i = 0; i < nums; i++)
		if (list[i] == nid)
			return i;
	return -1;
}

/* check whether all auto-mic pins are valid; setup indices if OK */
static bool auto_mic_check_imux(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	const struct hda_input_mux *imux;
	int i;

	imux = &spec->input_mux;
	for (i = 0; i < spec->am_num_entries; i++) {
		spec->am_entry[i].idx =
			find_idx_in_nid_list(spec->am_entry[i].pin,
					     spec->imux_pins, imux->num_items);
		if (spec->am_entry[i].idx < 0)
			return false; /* no corresponding imux */
	}

	/* we don't need the jack detection for the first pin */
	for (i = 1; i < spec->am_num_entries; i++)
		snd_hda_jack_detect_enable_callback(codec,
						    spec->am_entry[i].pin,
						    HDA_GEN_MIC_EVENT,
2711
						    snd_hda_gen_mic_autoswitch);
2712 2713 2714 2715 2716 2717 2718 2719 2720
	return true;
}

static int compare_attr(const void *ap, const void *bp)
{
	const struct automic_entry *a = ap;
	const struct automic_entry *b = bp;
	return (int)(a->attr - b->attr);
}
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Linus Torvalds 已提交
2721 2722

/*
2723 2724
 * Check the availability of auto-mic switch;
 * Set up if really supported
L
Linus Torvalds 已提交
2725
 */
2726 2727 2728 2729 2730 2731 2732 2733 2734 2735 2736 2737 2738 2739 2740 2741 2742 2743 2744 2745 2746 2747 2748 2749 2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 2760 2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787
static int check_auto_mic_availability(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	unsigned int types;
	int i, num_pins;

	types = 0;
	num_pins = 0;
	for (i = 0; i < cfg->num_inputs; i++) {
		hda_nid_t nid = cfg->inputs[i].pin;
		unsigned int attr;
		attr = snd_hda_codec_get_pincfg(codec, nid);
		attr = snd_hda_get_input_pin_attr(attr);
		if (types & (1 << attr))
			return 0; /* already occupied */
		switch (attr) {
		case INPUT_PIN_ATTR_INT:
			if (cfg->inputs[i].type != AUTO_PIN_MIC)
				return 0; /* invalid type */
			break;
		case INPUT_PIN_ATTR_UNUSED:
			return 0; /* invalid entry */
		default:
			if (cfg->inputs[i].type > AUTO_PIN_LINE_IN)
				return 0; /* invalid type */
			if (!spec->line_in_auto_switch &&
			    cfg->inputs[i].type != AUTO_PIN_MIC)
				return 0; /* only mic is allowed */
			if (!is_jack_detectable(codec, nid))
				return 0; /* no unsol support */
			break;
		}
		if (num_pins >= MAX_AUTO_MIC_PINS)
			return 0;
		types |= (1 << attr);
		spec->am_entry[num_pins].pin = nid;
		spec->am_entry[num_pins].attr = attr;
		num_pins++;
	}

	if (num_pins < 2)
		return 0;

	spec->am_num_entries = num_pins;
	/* sort the am_entry in the order of attr so that the pin with a
	 * higher attr will be selected when the jack is plugged.
	 */
	sort(spec->am_entry, num_pins, sizeof(spec->am_entry[0]),
	     compare_attr, NULL);

	if (!auto_mic_check_imux(codec))
		return 0;

	spec->auto_mic = 1;
	spec->num_adc_nids = 1;
	spec->cur_mux[0] = spec->am_entry[0].idx;
	snd_printdd("hda-codec: Enable auto-mic switch on NID 0x%x/0x%x/0x%x\n",
		    spec->am_entry[0].pin,
		    spec->am_entry[1].pin,
		    spec->am_entry[2].pin);

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	return 0;
}


2792 2793 2794 2795
/*
 * Parse the given BIOS configuration and set up the hda_gen_spec
 *
 * return 1 if successful, 0 if the proper config is not found,
2796 2797 2798
 * or a negative error code
 */
int snd_hda_gen_parse_auto_config(struct hda_codec *codec,
2799
				  struct auto_pin_cfg *cfg)
2800 2801 2802 2803
{
	struct hda_gen_spec *spec = codec->spec;
	int err;

2804 2805 2806 2807 2808
	if (cfg != &spec->autocfg) {
		spec->autocfg = *cfg;
		cfg = &spec->autocfg;
	}

2809 2810 2811 2812 2813 2814 2815 2816 2817 2818 2819 2820 2821 2822 2823 2824 2825 2826 2827 2828 2829 2830 2831 2832 2833 2834 2835 2836 2837 2838 2839 2840 2841 2842 2843 2844 2845 2846 2847 2848 2849 2850 2851 2852 2853 2854 2855 2856 2857 2858 2859 2860 2861 2862 2863 2864 2865 2866 2867 2868 2869 2870 2871 2872 2873 2874 2875
	if (!cfg->line_outs) {
		if (cfg->dig_outs || cfg->dig_in_pin) {
			spec->multiout.max_channels = 2;
			spec->no_analog = 1;
			goto dig_only;
		}
		return 0; /* can't find valid BIOS pin config */
	}

	if (!spec->no_primary_hp &&
	    cfg->line_out_type == AUTO_PIN_SPEAKER_OUT &&
	    cfg->line_outs <= cfg->hp_outs) {
		/* use HP as primary out */
		cfg->speaker_outs = cfg->line_outs;
		memcpy(cfg->speaker_pins, cfg->line_out_pins,
		       sizeof(cfg->speaker_pins));
		cfg->line_outs = cfg->hp_outs;
		memcpy(cfg->line_out_pins, cfg->hp_pins, sizeof(cfg->hp_pins));
		cfg->hp_outs = 0;
		memset(cfg->hp_pins, 0, sizeof(cfg->hp_pins));
		cfg->line_out_type = AUTO_PIN_HP_OUT;
	}

	err = parse_output_paths(codec);
	if (err < 0)
		return err;
	err = create_multi_channel_mode(codec);
	if (err < 0)
		return err;
	err = create_multi_out_ctls(codec, cfg);
	if (err < 0)
		return err;
	err = create_hp_out_ctls(codec);
	if (err < 0)
		return err;
	err = create_speaker_out_ctls(codec);
	if (err < 0)
		return err;
	err = create_shared_input(codec);
	if (err < 0)
		return err;
	err = create_input_ctls(codec);
	if (err < 0)
		return err;

	/* check the multiple speaker pins */
	if (cfg->line_out_type == AUTO_PIN_SPEAKER_OUT)
		spec->const_channel_count = cfg->line_outs * 2;
	else
		spec->const_channel_count = cfg->speaker_outs * 2;

	if (spec->multi_ios > 0)
		spec->multiout.max_channels = max(spec->ext_channel_count,
						  spec->const_channel_count);
	else
		spec->multiout.max_channels = spec->multiout.num_dacs * 2;

	err = check_auto_mute_availability(codec);
	if (err < 0)
		return err;

	err = check_dyn_adc_switch(codec);
	if (err < 0)
		return err;

	if (!spec->shared_mic_hp) {
		err = check_auto_mic_availability(codec);
2876 2877 2878
		if (err < 0)
			return err;
	}
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2880 2881 2882
	err = create_capture_mixers(codec);
	if (err < 0)
		return err;
2883

2884 2885 2886 2887 2888 2889 2890 2891
	err = parse_mic_boost(codec);
	if (err < 0)
		return err;

 dig_only:
	parse_digital(codec);

	return 1;
2892
}
2893
EXPORT_SYMBOL_HDA(snd_hda_gen_parse_auto_config);
2894

2895

2896 2897 2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911
/*
 * Build control elements
 */

/* slave controls for virtual master */
static const char * const slave_pfxs[] = {
	"Front", "Surround", "Center", "LFE", "Side",
	"Headphone", "Speaker", "Mono", "Line Out",
	"CLFE", "Bass Speaker", "PCM",
	NULL,
};

int snd_hda_gen_build_controls(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	int err;
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2913 2914 2915 2916 2917
	if (spec->kctls.used) {
		err = snd_hda_add_new_ctls(codec, spec->kctls.list);
		if (err < 0)
			return err;
	}
2918

2919 2920 2921 2922 2923 2924 2925 2926 2927 2928 2929 2930 2931 2932 2933 2934 2935
	if (spec->multiout.dig_out_nid) {
		err = snd_hda_create_dig_out_ctls(codec,
						  spec->multiout.dig_out_nid,
						  spec->multiout.dig_out_nid,
						  spec->pcm_rec[1].pcm_type);
		if (err < 0)
			return err;
		if (!spec->no_analog) {
			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);
2936 2937 2938
		if (err < 0)
			return err;
	}
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2940 2941 2942 2943 2944 2945 2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956 2957 2958 2959 2960 2961 2962
	/* if we have no master control, let's create it */
	if (!spec->no_analog &&
	    !snd_hda_find_mixer_ctl(codec, "Master Playback Volume")) {
		unsigned int vmaster_tlv[4];
		snd_hda_set_vmaster_tlv(codec, spec->vmaster_nid,
					HDA_OUTPUT, vmaster_tlv);
		err = snd_hda_add_vmaster(codec, "Master Playback Volume",
					  vmaster_tlv, slave_pfxs,
					  "Playback Volume");
		if (err < 0)
			return err;
	}
	if (!spec->no_analog &&
	    !snd_hda_find_mixer_ctl(codec, "Master Playback Switch")) {
		err = __snd_hda_add_vmaster(codec, "Master Playback Switch",
					    NULL, slave_pfxs,
					    "Playback Switch",
					    true, &spec->vmaster_mute.sw_kctl);
		if (err < 0)
			return err;
		if (spec->vmaster_mute.hook)
			snd_hda_add_vmaster_hook(codec, &spec->vmaster_mute, true);
	}
2963

2964
	free_kctls(spec); /* no longer needed */
2965

2966 2967 2968 2969 2970 2971 2972
	if (spec->shared_mic_hp) {
		int err;
		int nid = spec->autocfg.inputs[1].pin;
		err = snd_hda_jack_add_kctl(codec, nid, "Headphone Mic", 0);
		if (err < 0)
			return err;
		err = snd_hda_jack_detect_enable(codec, nid, 0);
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		if (err < 0)
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			return err;
	}
2976

2977 2978 2979 2980
	err = snd_hda_jack_add_kctls(codec, &spec->autocfg);
	if (err < 0)
		return err;

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	return 0;
}
2983
EXPORT_SYMBOL_HDA(snd_hda_gen_build_controls);
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2984 2985 2986


/*
2987
 * PCM definitions
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 */

2990 2991 2992 2993 2994 2995 2996 2997 2998 2999 3000
/*
 * Analog playback callbacks
 */
static int playback_pcm_open(struct hda_pcm_stream *hinfo,
			     struct hda_codec *codec,
			     struct snd_pcm_substream *substream)
{
	struct hda_gen_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_open(codec, &spec->multiout, substream,
					     hinfo);
}
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3002 3003 3004 3005 3006 3007 3008 3009 3010 3011
static int 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 hda_gen_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_prepare(codec, &spec->multiout,
						stream_tag, format, substream);
}
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3013 3014 3015 3016 3017 3018
static int playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
				struct hda_codec *codec,
				struct snd_pcm_substream *substream)
{
	struct hda_gen_spec *spec = codec->spec;
	return snd_hda_multi_out_analog_cleanup(codec, &spec->multiout);
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}

/*
3022
 * Digital out
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 */
3024 3025 3026
static int dig_playback_pcm_open(struct hda_pcm_stream *hinfo,
				 struct hda_codec *codec,
				 struct snd_pcm_substream *substream)
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{
3028 3029 3030
	struct hda_gen_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_open(codec, &spec->multiout);
}
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3032 3033 3034 3035 3036 3037 3038 3039 3040 3041
static int 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 hda_gen_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
					     stream_tag, format, substream);
}
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3043 3044 3045 3046 3047 3048 3049 3050 3051 3052 3053 3054 3055 3056
static int dig_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
				    struct hda_codec *codec,
				    struct snd_pcm_substream *substream)
{
	struct hda_gen_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_cleanup(codec, &spec->multiout);
}

static int dig_playback_pcm_close(struct hda_pcm_stream *hinfo,
				  struct hda_codec *codec,
				  struct snd_pcm_substream *substream)
{
	struct hda_gen_spec *spec = codec->spec;
	return snd_hda_multi_out_dig_close(codec, &spec->multiout);
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}

/*
3060
 * Analog capture
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 */
3062 3063 3064 3065 3066
static int alt_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
				   struct hda_codec *codec,
				   unsigned int stream_tag,
				   unsigned int format,
				   struct snd_pcm_substream *substream)
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{
3068
	struct hda_gen_spec *spec = codec->spec;
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3070 3071 3072 3073 3074 3075 3076 3077 3078 3079
	snd_hda_codec_setup_stream(codec, spec->adc_nids[substream->number + 1],
				   stream_tag, 0, format);
	return 0;
}

static int alt_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
				   struct hda_codec *codec,
				   struct snd_pcm_substream *substream)
{
	struct hda_gen_spec *spec = codec->spec;
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3081 3082
	snd_hda_codec_cleanup_stream(codec,
				     spec->adc_nids[substream->number + 1]);
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	return 0;
}

/*
 */
3088 3089 3090 3091 3092 3093 3094 3095 3096 3097 3098 3099 3100
static const struct hda_pcm_stream pcm_analog_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 8,
	/* NID is set in build_pcms */
	.ops = {
		.open = playback_pcm_open,
		.prepare = playback_pcm_prepare,
		.cleanup = playback_pcm_cleanup
	},
};

static const struct hda_pcm_stream pcm_analog_capture = {
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	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
3104
	/* NID is set in build_pcms */
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3105 3106
};

3107 3108 3109 3110 3111 3112 3113 3114 3115 3116 3117 3118 3119 3120 3121 3122 3123 3124 3125 3126 3127 3128 3129 3130 3131 3132 3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151 3152 3153 3154 3155
static const struct hda_pcm_stream pcm_analog_alt_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in build_pcms */
};

static const struct hda_pcm_stream pcm_analog_alt_capture = {
	.substreams = 2, /* can be overridden */
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in build_pcms */
	.ops = {
		.prepare = alt_capture_pcm_prepare,
		.cleanup = alt_capture_pcm_cleanup
	},
};

static const struct hda_pcm_stream pcm_digital_playback = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in build_pcms */
	.ops = {
		.open = dig_playback_pcm_open,
		.close = dig_playback_pcm_close,
		.prepare = dig_playback_pcm_prepare,
		.cleanup = dig_playback_pcm_cleanup
	},
};

static const struct hda_pcm_stream pcm_digital_capture = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	/* NID is set in build_pcms */
};

/* Used by build_pcms to flag that a PCM has no playback stream */
static const struct hda_pcm_stream pcm_null_stream = {
	.substreams = 0,
	.channels_min = 0,
	.channels_max = 0,
};

/*
 * dynamic changing ADC PCM streams
 */
static bool dyn_adc_pcm_resetup(struct hda_codec *codec, int cur)
3156
{
3157 3158 3159 3160 3161 3162 3163 3164 3165 3166 3167 3168 3169 3170
	struct hda_gen_spec *spec = codec->spec;
	hda_nid_t new_adc = spec->adc_nids[spec->dyn_adc_idx[cur]];

	if (spec->cur_adc && spec->cur_adc != new_adc) {
		/* stream is running, let's swap the current ADC */
		__snd_hda_codec_cleanup_stream(codec, spec->cur_adc, 1);
		spec->cur_adc = new_adc;
		snd_hda_codec_setup_stream(codec, new_adc,
					   spec->cur_adc_stream_tag, 0,
					   spec->cur_adc_format);
		return true;
	}
	return false;
}
3171

3172 3173 3174 3175 3176 3177 3178 3179 3180 3181 3182 3183
/* analog capture with dynamic dual-adc changes */
static int 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 hda_gen_spec *spec = codec->spec;
	spec->cur_adc = spec->adc_nids[spec->dyn_adc_idx[spec->cur_mux[0]]];
	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);
3184 3185 3186
	return 0;
}

3187 3188 3189
static int dyn_adc_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
				       struct hda_codec *codec,
				       struct snd_pcm_substream *substream)
3190
{
3191 3192 3193
	struct hda_gen_spec *spec = codec->spec;
	snd_hda_codec_cleanup_stream(codec, spec->cur_adc);
	spec->cur_adc = 0;
3194 3195 3196
	return 0;
}

3197 3198 3199 3200 3201 3202 3203 3204 3205 3206 3207 3208 3209
static const struct hda_pcm_stream dyn_adc_pcm_analog_capture = {
	.substreams = 1,
	.channels_min = 2,
	.channels_max = 2,
	.nid = 0, /* fill later */
	.ops = {
		.prepare = dyn_adc_capture_pcm_prepare,
		.cleanup = dyn_adc_capture_pcm_cleanup
	},
};

/* build PCM streams based on the parsed results */
int snd_hda_gen_build_pcms(struct hda_codec *codec)
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{
3211 3212 3213 3214 3215 3216 3217 3218 3219 3220 3221 3222 3223 3224 3225 3226 3227 3228 3229 3230 3231 3232 3233 3234 3235 3236 3237 3238 3239 3240 3241 3242 3243 3244 3245 3246 3247 3248 3249 3250 3251 3252 3253 3254 3255 3256 3257 3258 3259 3260 3261 3262 3263 3264 3265 3266 3267 3268 3269 3270 3271 3272 3273 3274 3275 3276 3277 3278 3279 3280 3281 3282 3283 3284 3285 3286 3287 3288 3289
	struct hda_gen_spec *spec = codec->spec;
	struct hda_pcm *info = spec->pcm_rec;
	const struct hda_pcm_stream *p;
	bool have_multi_adcs;
	int i;

	codec->num_pcms = 1;
	codec->pcm_info = info;

	if (spec->no_analog)
		goto skip_analog;

	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 > 0) {
		p = spec->stream_analog_playback;
		if (!p)
			p = &pcm_analog_playback;
		info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *p;
		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->autocfg.line_out_type == AUTO_PIN_SPEAKER_OUT &&
		    spec->autocfg.line_outs == 2)
			info->stream[SNDRV_PCM_STREAM_PLAYBACK].chmap =
				snd_pcm_2_1_chmaps;
	}
	if (spec->num_adc_nids) {
		p = spec->stream_analog_capture;
		if (!p) {
			if (spec->dyn_adc_switch)
				p = &dyn_adc_pcm_analog_capture;
			else
				p = &pcm_analog_capture;
		}
		info->stream[SNDRV_PCM_STREAM_CAPTURE] = *p;
		info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->adc_nids[0];
	}

	if (spec->channel_mode) {
		info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max = 0;
		for (i = 0; i < spec->num_channel_mode; i++) {
			if (spec->channel_mode[i].channels > info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max) {
				info->stream[SNDRV_PCM_STREAM_PLAYBACK].channels_max = spec->channel_mode[i].channels;
			}
		}
	}

 skip_analog:
	/* SPDIF for stream index #1 */
	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);
		codec->num_pcms = 2;
		codec->slave_dig_outs = spec->multiout.slave_dig_outs;
		info = spec->pcm_rec + 1;
		info->name = spec->stream_name_digital;
		if (spec->dig_out_type)
			info->pcm_type = spec->dig_out_type;
		else
			info->pcm_type = HDA_PCM_TYPE_SPDIF;
		if (spec->multiout.dig_out_nid) {
			p = spec->stream_digital_playback;
			if (!p)
				p = &pcm_digital_playback;
			info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *p;
			info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dig_out_nid;
		}
		if (spec->dig_in_nid) {
			p = spec->stream_digital_capture;
			if (!p)
				p = &pcm_digital_capture;
			info->stream[SNDRV_PCM_STREAM_CAPTURE] = *p;
			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->dig_in_nid;
		}
	}
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3291
	if (spec->no_analog)
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3292
		return 0;
3293 3294 3295 3296 3297 3298 3299 3300 3301 3302 3303 3304 3305 3306 3307 3308 3309 3310 3311 3312 3313 3314 3315 3316 3317 3318 3319 3320 3321 3322 3323 3324 3325 3326 3327 3328 3329

	/* If the use of more than one ADC is requested for the current
	 * model, configure a second analog capture-only PCM.
	 */
	have_multi_adcs = (spec->num_adc_nids > 1) &&
		!spec->dyn_adc_switch && !spec->auto_mic;
	/* Additional Analaog capture for index #2 */
	if (spec->alt_dac_nid || have_multi_adcs) {
		codec->num_pcms = 3;
		info = spec->pcm_rec + 2;
		info->name = spec->stream_name_analog;
		if (spec->alt_dac_nid) {
			p = spec->stream_analog_alt_playback;
			if (!p)
				p = &pcm_analog_alt_playback;
			info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *p;
			info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid =
				spec->alt_dac_nid;
		} else {
			info->stream[SNDRV_PCM_STREAM_PLAYBACK] =
				pcm_null_stream;
			info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = 0;
		}
		if (have_multi_adcs) {
			p = spec->stream_analog_alt_capture;
			if (!p)
				p = &pcm_analog_alt_capture;
			info->stream[SNDRV_PCM_STREAM_CAPTURE] = *p;
			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid =
				spec->adc_nids[1];
			info->stream[SNDRV_PCM_STREAM_CAPTURE].substreams =
				spec->num_adc_nids - 1;
		} else {
			info->stream[SNDRV_PCM_STREAM_CAPTURE] =
				pcm_null_stream;
			info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = 0;
		}
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	}

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	return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_gen_build_pcms);


/*
 * Standard auto-parser initializations
 */

/* configure the path from the given dac to the pin as the proper output */
static void set_output_and_unmute(struct hda_codec *codec, hda_nid_t pin,
				  int pin_type, hda_nid_t dac)
{
3345
	struct hda_gen_spec *spec = codec->spec;
3346 3347 3348 3349 3350 3351 3352 3353 3354
	struct nid_path *path;

	snd_hda_set_pin_ctl_cache(codec, pin, pin_type);
	path = snd_hda_get_nid_path(codec, dac, pin);
	if (!path)
		return;
	if (path->active)
		return;
	snd_hda_activate_path(codec, path, true, true);
3355 3356 3357 3358 3359

	if (!spec->own_eapd_ctl &&
	    (snd_hda_query_pin_caps(codec, pin) & AC_PINCAP_EAPD))
		snd_hda_codec_update_cache(codec, pin, 0,
					   AC_VERB_SET_EAPD_BTLENABLE, 0x02);
3360 3361 3362 3363 3364 3365 3366 3367 3368 3369 3370 3371 3372 3373 3374 3375 3376 3377 3378 3379 3380 3381 3382 3383 3384 3385 3386 3387 3388 3389 3390 3391 3392 3393 3394 3395 3396 3397 3398 3399 3400 3401 3402 3403 3404 3405 3406 3407 3408 3409 3410 3411 3412 3413 3414 3415 3416 3417 3418 3419 3420 3421 3422 3423 3424 3425 3426 3427 3428 3429 3430 3431 3432 3433 3434 3435 3436 3437 3438 3439 3440 3441 3442 3443 3444 3445 3446 3447 3448 3449 3450 3451 3452 3453 3454 3455 3456 3457 3458 3459 3460 3461 3462 3463 3464 3465 3466 3467 3468 3469 3470 3471 3472 3473 3474 3475 3476 3477 3478 3479 3480 3481
}

/* initialize primary output paths */
static void init_multi_out(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	int pin_type;
	int i;

	if (spec->autocfg.line_out_type == AUTO_PIN_HP_OUT)
		pin_type = PIN_HP;
	else
		pin_type = PIN_OUT;

	for (i = 0; i <= HDA_SIDE; i++) {
		hda_nid_t nid = spec->autocfg.line_out_pins[i];
		if (nid)
			set_output_and_unmute(codec, nid, pin_type,
					      spec->multiout.dac_nids[i]);

	}
}

/* initialize hp and speaker paths */
static void init_extra_out(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	int i;
	hda_nid_t pin, dac;

	for (i = 0; i < spec->autocfg.hp_outs; i++) {
		if (spec->autocfg.line_out_type == AUTO_PIN_HP_OUT)
			break;
		pin = spec->autocfg.hp_pins[i];
		if (!pin)
			break;
		dac = spec->multiout.hp_out_nid[i];
		if (!dac) {
			if (i > 0 && spec->multiout.hp_out_nid[0])
				dac = spec->multiout.hp_out_nid[0];
			else
				dac = spec->multiout.dac_nids[0];
		}
		set_output_and_unmute(codec, pin, PIN_HP, dac);
	}
	for (i = 0; i < spec->autocfg.speaker_outs; i++) {
		if (spec->autocfg.line_out_type == AUTO_PIN_SPEAKER_OUT)
			break;
		pin = spec->autocfg.speaker_pins[i];
		if (!pin)
			break;
		dac = spec->multiout.extra_out_nid[i];
		if (!dac) {
			if (i > 0 && spec->multiout.extra_out_nid[0])
				dac = spec->multiout.extra_out_nid[0];
			else
				dac = spec->multiout.dac_nids[0];
		}
		set_output_and_unmute(codec, pin, PIN_OUT, dac);
	}
}

/* initialize multi-io paths */
static void init_multi_io(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	int i;

	for (i = 0; i < spec->multi_ios; i++) {
		hda_nid_t pin = spec->multi_io[i].pin;
		struct nid_path *path;
		path = snd_hda_get_nid_path(codec, spec->multi_io[i].dac, pin);
		if (!path)
			continue;
		if (!spec->multi_io[i].ctl_in)
			spec->multi_io[i].ctl_in =
				snd_hda_codec_update_cache(codec, pin, 0,
					   AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
		snd_hda_activate_path(codec, path, path->active, true);
	}
}

/* set up the input pin config, depending on the given auto-pin type */
static void set_input_pin(struct hda_codec *codec, hda_nid_t nid,
			  int auto_pin_type)
{
	unsigned int val = PIN_IN;
	if (auto_pin_type == AUTO_PIN_MIC)
		val |= snd_hda_get_default_vref(codec, nid);
	snd_hda_set_pin_ctl(codec, nid, val);
}

/* set up input pins and loopback paths */
static void init_analog_input(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct auto_pin_cfg *cfg = &spec->autocfg;
	int i;

	for (i = 0; i < cfg->num_inputs; i++) {
		hda_nid_t nid = cfg->inputs[i].pin;
		if (is_input_pin(codec, nid))
			set_input_pin(codec, nid, cfg->inputs[i].type);

		/* init loopback inputs */
		if (spec->mixer_nid) {
			struct nid_path *path;
			path = snd_hda_get_nid_path(codec, nid, spec->mixer_nid);
			if (path)
				snd_hda_activate_path(codec, path,
						      path->active, false);
		}
	}
}

/* initialize ADC paths */
static void init_input_src(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	struct hda_input_mux *imux = &spec->input_mux;
	struct nid_path *path;
	int i, c, nums;
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3483 3484 3485 3486 3487 3488 3489 3490 3491 3492 3493 3494 3495 3496 3497
	if (spec->dyn_adc_switch)
		nums = 1;
	else
		nums = spec->num_adc_nids;

	for (c = 0; c < nums; c++) {
		for (i = 0; i < imux->num_items; i++) {
			path = snd_hda_get_nid_path(codec, spec->imux_pins[i],
						    get_adc_nid(codec, c, i));
			if (path) {
				bool active = path->active;
				if (i == spec->cur_mux[c])
					active = true;
				snd_hda_activate_path(codec, path, active, false);
			}
3498
		}
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3499
	}
3500 3501 3502 3503 3504 3505 3506 3507 3508 3509 3510 3511 3512 3513 3514 3515 3516 3517 3518 3519

	if (spec->shared_mic_hp)
		update_shared_mic_hp(codec, spec->cur_mux[0]);

	if (spec->cap_sync_hook)
		spec->cap_sync_hook(codec);
}

/* set right pin controls for digital I/O */
static void init_digital(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;
	int i;
	hda_nid_t pin;

	for (i = 0; i < spec->autocfg.dig_outs; i++) {
		pin = spec->autocfg.dig_out_pins[i];
		if (!pin)
			continue;
		set_output_and_unmute(codec, pin, PIN_OUT, 0);
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3520
	}
3521 3522 3523 3524 3525 3526 3527 3528 3529 3530 3531 3532 3533 3534 3535 3536 3537 3538 3539 3540
	pin = spec->autocfg.dig_in_pin;
	if (pin)
		snd_hda_set_pin_ctl(codec, pin, PIN_IN);
}

int snd_hda_gen_init(struct hda_codec *codec)
{
	struct hda_gen_spec *spec = codec->spec;

	if (spec->init_hook)
		spec->init_hook(codec);

	snd_hda_apply_verbs(codec);

	init_multi_out(codec);
	init_extra_out(codec);
	init_multi_io(codec);
	init_analog_input(codec);
	init_input_src(codec);
	init_digital(codec);
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3541

3542
	/* call init functions of standard auto-mute helpers */
3543 3544 3545
	snd_hda_gen_hp_automute(codec, NULL);
	snd_hda_gen_line_automute(codec, NULL);
	snd_hda_gen_mic_autoswitch(codec, NULL);
3546 3547 3548 3549 3550

	if (spec->vmaster_mute.sw_kctl && spec->vmaster_mute.hook)
		snd_hda_sync_vmaster_hook(&spec->vmaster_mute);

	hda_call_check_power_status(codec, 0x01);
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3551 3552
	return 0;
}
3553 3554 3555 3556 3557 3558
EXPORT_SYMBOL(snd_hda_gen_init);


/*
 * the generic codec support
 */
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3559

3560
#ifdef CONFIG_PM
3561 3562
static int generic_check_power_status(struct hda_codec *codec, hda_nid_t nid)
{
3563
	struct hda_gen_spec *spec = codec->spec;
3564 3565 3566 3567
	return snd_hda_check_amp_list_power(codec, &spec->loopback, nid);
}
#endif

3568 3569 3570 3571 3572 3573
static void generic_free(struct hda_codec *codec)
{
	snd_hda_gen_spec_free(codec->spec);
	kfree(codec->spec);
	codec->spec = NULL;
}
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3575 3576 3577 3578 3579 3580
static const struct hda_codec_ops generic_patch_ops = {
	.build_controls = snd_hda_gen_build_controls,
	.build_pcms = snd_hda_gen_build_pcms,
	.init = snd_hda_gen_init,
	.free = generic_free,
	.unsol_event = snd_hda_jack_unsol_event,
3581
#ifdef CONFIG_PM
3582 3583
	.check_power_status = generic_check_power_status,
#endif
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3584 3585 3586 3587
};

int snd_hda_parse_generic_codec(struct hda_codec *codec)
{
3588
	struct hda_gen_spec *spec;
L
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3589 3590
	int err;

3591
	spec = kzalloc(sizeof(*spec), GFP_KERNEL);
3592
	if (!spec)
L
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3593
		return -ENOMEM;
3594
	snd_hda_gen_spec_init(spec);
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3595 3596
	codec->spec = spec;

3597 3598 3599 3600 3601
	err = snd_hda_parse_pin_defcfg(codec, &spec->autocfg, NULL, 0);
	if (err < 0)
		return err;

	err = snd_hda_gen_parse_auto_config(codec, &spec->autocfg);
3602
	if (err < 0)
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3603 3604 3605 3606 3607
		goto error;

	codec->patch_ops = generic_patch_ops;
	return 0;

3608 3609
error:
	generic_free(codec);
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3610 3611
	return err;
}
3612
EXPORT_SYMBOL(snd_hda_parse_generic_codec);