ALSA: hda - Add auto-mic support for Realtek codecs
Added the support for automatic mic selection via plugging for Realtek codecs (in auto-probing mode). The auto-mic mode is enabled only when one internal mic and one external mic are present. Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai
Родитель
d5c9c8912a
Коммит
6c81949227
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@ -258,6 +258,14 @@ enum {
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ALC_INIT_GPIO3,
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};
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struct alc_mic_route {
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hda_nid_t pin;
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unsigned char mux_idx;
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unsigned char amix_idx;
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};
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#define MUX_IDX_UNDEF ((unsigned char)-1)
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struct alc_spec {
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/* codec parameterization */
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struct snd_kcontrol_new *mixers[5]; /* mixer arrays */
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@ -300,6 +308,8 @@ struct alc_spec {
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unsigned int num_mux_defs;
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const struct hda_input_mux *input_mux;
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unsigned int cur_mux[3];
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struct alc_mic_route ext_mic;
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struct alc_mic_route int_mic;
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/* channel model */
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const struct hda_channel_mode *channel_mode;
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@ -327,6 +337,7 @@ struct alc_spec {
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unsigned int sense_updated: 1;
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unsigned int jack_present: 1;
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unsigned int master_sw: 1;
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unsigned int auto_mic:1;
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/* other flags */
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unsigned int no_analog :1; /* digital I/O only */
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@ -963,30 +974,79 @@ static void alc_automute_pin(struct hda_codec *codec)
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}
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}
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#if 0 /* it's broken in some cases -- temporarily disabled */
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static int get_connection_index(struct hda_codec *codec, hda_nid_t mux,
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hda_nid_t nid)
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{
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hda_nid_t conn[HDA_MAX_NUM_INPUTS];
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int i, nums;
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nums = snd_hda_get_connections(codec, mux, conn, ARRAY_SIZE(conn));
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for (i = 0; i < nums; i++)
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if (conn[i] == nid)
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return i;
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return -1;
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}
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static int set_mic_mux_idx(struct hda_codec *codec, hda_nid_t cap,
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struct alc_mic_route *mic)
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{
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int idx = get_connection_index(codec, cap, mic->pin);
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if (idx < 0)
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return 1; /* invalid */
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mic->mux_idx = idx;
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return 0;
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}
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static void alc_mic_automute(struct hda_codec *codec)
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{
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struct alc_spec *spec = codec->spec;
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unsigned int present;
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unsigned int mic_nid = spec->autocfg.input_pins[AUTO_PIN_MIC];
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unsigned int fmic_nid = spec->autocfg.input_pins[AUTO_PIN_FRONT_MIC];
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unsigned int mix_nid = spec->capsrc_nids[0];
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unsigned int capsrc_idx_mic, capsrc_idx_fmic;
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struct alc_mic_route *dead, *alive;
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unsigned int present, type;
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hda_nid_t cap_nid;
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capsrc_idx_mic = mic_nid - 0x18;
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capsrc_idx_fmic = fmic_nid - 0x18;
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present = snd_hda_codec_read(codec, mic_nid, 0,
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AC_VERB_GET_PIN_SENSE, 0) & 0x80000000;
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snd_hda_codec_write(codec, mix_nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
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0x7000 | (capsrc_idx_mic << 8) | (present ? 0 : 0x80));
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snd_hda_codec_write(codec, mix_nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
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0x7000 | (capsrc_idx_fmic << 8) | (present ? 0x80 : 0));
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snd_hda_codec_amp_stereo(codec, 0x0b, HDA_INPUT, capsrc_idx_fmic,
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HDA_AMP_MUTE, present ? HDA_AMP_MUTE : 0);
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if (!spec->int_mic.pin || !spec->ext_mic.pin)
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return;
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if (snd_BUG_ON(!spec->adc_nids))
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return;
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cap_nid = spec->capsrc_nids ? spec->capsrc_nids[0] : spec->adc_nids[0];
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present = snd_hda_codec_read(codec, spec->ext_mic.pin, 0,
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AC_VERB_GET_PIN_SENSE, 0);
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present &= AC_PINSENSE_PRESENCE;
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if (present) {
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alive = &spec->ext_mic;
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dead = &spec->int_mic;
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} else {
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alive = &spec->int_mic;
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dead = &spec->ext_mic;
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}
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if (alive->mux_idx == MUX_IDX_UNDEF &&
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set_mic_mux_idx(codec, cap_nid, alive))
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return;
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if (dead->mux_idx == MUX_IDX_UNDEF &&
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set_mic_mux_idx(codec, cap_nid, dead))
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return;
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type = get_wcaps_type(get_wcaps(codec, cap_nid));
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if (type == AC_WID_AUD_MIX) {
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/* Matrix-mixer style (e.g. ALC882) */
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snd_hda_codec_amp_stereo(codec, cap_nid, HDA_INPUT,
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alive->mux_idx,
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HDA_AMP_MUTE, 0);
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snd_hda_codec_amp_stereo(codec, cap_nid, HDA_INPUT,
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dead->mux_idx,
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HDA_AMP_MUTE, HDA_AMP_MUTE);
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} else {
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/* MUX style (e.g. ALC880) */
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snd_hda_codec_write_cache(codec, cap_nid, 0,
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AC_VERB_SET_CONNECT_SEL,
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alive->mux_idx);
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}
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/* FIXME: analog mixer */
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}
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#else
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#define alc_mic_automute(codec) do {} while(0) /* NOP */
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#endif /* disabled */
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/* unsolicited event for HP jack sensing */
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static void alc_sku_unsol_event(struct hda_codec *codec, unsigned int res)
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@ -1142,6 +1202,55 @@ static void alc_init_auto_hp(struct hda_codec *codec)
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spec->unsol_event = alc_sku_unsol_event;
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}
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static void alc_init_auto_mic(struct hda_codec *codec)
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{
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struct alc_spec *spec = codec->spec;
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struct auto_pin_cfg *cfg = &spec->autocfg;
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hda_nid_t fixed, ext;
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int i;
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/* there must be only two mic inputs exclusively */
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for (i = AUTO_PIN_LINE; i < AUTO_PIN_LAST; i++)
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if (cfg->input_pins[i])
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return;
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fixed = ext = 0;
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for (i = AUTO_PIN_MIC; i <= AUTO_PIN_FRONT_MIC; i++) {
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hda_nid_t nid = cfg->input_pins[i];
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unsigned int defcfg;
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if (!nid)
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return;
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defcfg = snd_hda_codec_get_pincfg(codec, nid);
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switch (get_defcfg_connect(defcfg)) {
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case AC_JACK_PORT_FIXED:
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if (fixed)
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return; /* already occupied */
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fixed = nid;
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break;
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case AC_JACK_PORT_COMPLEX:
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if (ext)
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return; /* already occupied */
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ext = nid;
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break;
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default:
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return; /* invalid entry */
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}
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}
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if (!(get_wcaps(codec, ext) & AC_WCAP_UNSOL_CAP))
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return; /* no unsol support */
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snd_printdd("realtek: Enable auto-mic switch on NID 0x%x/0x%x\n",
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ext, fixed);
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spec->ext_mic.pin = ext;
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spec->int_mic.pin = fixed;
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spec->ext_mic.mux_idx = MUX_IDX_UNDEF; /* set later */
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spec->int_mic.mux_idx = MUX_IDX_UNDEF; /* set later */
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spec->auto_mic = 1;
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snd_hda_codec_write_cache(codec, spec->ext_mic.pin, 0,
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AC_VERB_SET_UNSOLICITED_ENABLE,
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AC_USRSP_EN | ALC880_MIC_EVENT);
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spec->unsol_event = alc_sku_unsol_event;
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}
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/* check subsystem ID and set up device-specific initialization;
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* return 1 if initialized, 0 if invalid SSID
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*/
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@ -1243,6 +1352,7 @@ do_sku:
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}
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alc_init_auto_hp(codec);
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alc_init_auto_mic(codec);
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return 1;
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}
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@ -1255,6 +1365,7 @@ static void alc_ssid_check(struct hda_codec *codec,
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"Enable default setup for auto mode as fallback\n");
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spec->init_amp = ALC_INIT_DEFAULT;
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alc_init_auto_hp(codec);
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alc_init_auto_mic(codec);
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}
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}
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@ -4572,7 +4683,8 @@ static void set_capture_mixer(struct alc_spec *spec)
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};
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if (spec->num_adc_nids > 0 && spec->num_adc_nids <= 3) {
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int mux;
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if (spec->input_mux && spec->input_mux->num_items > 1)
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if (spec->input_mux && spec->input_mux->num_items > 1 &&
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!spec->auto_mic)
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mux = 1;
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else
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mux = 0;
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@ -17118,25 +17230,6 @@ static int alc662_auto_create_extra_out(struct alc_spec *spec, hda_nid_t pin,
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return 0;
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}
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/* return the index of the src widget from the connection list of the nid.
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* return -1 if not found
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*/
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static int alc662_input_pin_idx(struct hda_codec *codec, hda_nid_t nid,
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hda_nid_t src)
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{
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hda_nid_t conn_list[HDA_MAX_CONNECTIONS];
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int i, conns;
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conns = snd_hda_get_connections(codec, nid, conn_list,
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ARRAY_SIZE(conn_list));
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if (conns < 0)
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return -1;
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for (i = 0; i < conns; i++)
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if (conn_list[i] == src)
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return i;
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return -1;
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}
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static int alc662_is_input_pin(struct hda_codec *codec, hda_nid_t nid)
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{
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unsigned int pincap = snd_hda_query_pin_caps(codec, nid);
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@ -17153,7 +17246,7 @@ static int alc662_auto_create_analog_input_ctls(struct hda_codec *codec,
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for (i = 0; i < AUTO_PIN_LAST; i++) {
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if (alc662_is_input_pin(codec, cfg->input_pins[i])) {
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idx = alc662_input_pin_idx(codec, 0x0b,
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idx = get_connection_index(codec, 0x0b,
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cfg->input_pins[i]);
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if (idx >= 0) {
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err = new_analog_input(spec, cfg->input_pins[i],
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@ -17162,7 +17255,7 @@ static int alc662_auto_create_analog_input_ctls(struct hda_codec *codec,
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if (err < 0)
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return err;
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}
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idx = alc662_input_pin_idx(codec, 0x22,
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idx = get_connection_index(codec, 0x22,
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cfg->input_pins[i]);
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if (idx >= 0) {
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imux->items[imux->num_items].label =
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