+static void notify_aa_path_ctls(struct hda_codec *codec)
+{
+ int i;
+ struct snd_ctl_elem_id id;
+ const char *labels[] = {"Mic", "Front Mic", "Line"};
+
+ memset(&id, 0, sizeof(id));
+ id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ for (i = 0; i < ARRAY_SIZE(labels); i++) {
+ sprintf(id.name, "%s Playback Volume", labels[i]);
+ snd_ctl_notify(codec->bus->card, SNDRV_CTL_EVENT_MASK_VALUE,
+ &id);
+ }
+}
+
+static void mute_aa_path(struct hda_codec *codec, int mute)
+{
+ struct via_spec *spec = codec->spec;
+ hda_nid_t nid_mixer;
+ int start_idx;
+ int end_idx;
+ int i;
+ /* get nid of MW0 and start & end index */
+ switch (spec->codec_type) {
+ case VT1708:
+ nid_mixer = 0x17;
+ start_idx = 2;
+ end_idx = 4;
+ break;
+ case VT1709_10CH:
+ case VT1709_6CH:
+ nid_mixer = 0x18;
+ start_idx = 2;
+ end_idx = 4;
+ break;
+ case VT1708B_8CH:
+ case VT1708B_4CH:
+ case VT1708S:
+ nid_mixer = 0x16;
+ start_idx = 2;
+ end_idx = 4;
+ break;
+ default:
+ return;
+ }
+ /* check AA path's mute status */
+ for (i = start_idx; i <= end_idx; i++) {
+ int val = mute ? HDA_AMP_MUTE : HDA_AMP_UNMUTE;
+ snd_hda_codec_amp_stereo(codec, nid_mixer, HDA_INPUT, i,
+ HDA_AMP_MUTE, val);
+ }
+}
+static int is_smart51_pins(struct via_spec *spec, hda_nid_t pin)
+{
+ int res = 0;
+ int index;
+ for (index = AUTO_PIN_MIC; index < AUTO_PIN_FRONT_LINE; index++) {
+ if (pin == spec->autocfg.input_pins[index]) {
+ res = 1;
+ break;
+ }
+ }
+ return res;
+}
+
+static int via_smart51_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 1;
+ return 0;
+}
+
+static int via_smart51_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct via_spec *spec = codec->spec;
+ int index[] = { AUTO_PIN_MIC, AUTO_PIN_FRONT_MIC, AUTO_PIN_LINE };
+ int on = 1;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(index); i++) {
+ hda_nid_t nid = spec->autocfg.input_pins[index[i]];
+ if (nid) {
+ int ctl =
+ snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL,
+ 0);
+ if (i == AUTO_PIN_FRONT_MIC
+ && spec->hp_independent_mode)
+ continue; /* ignore FMic for independent HP */
+ if (ctl & AC_PINCTL_IN_EN
+ && !(ctl & AC_PINCTL_OUT_EN))
+ on = 0;
+ }
+ }
+ *ucontrol->value.integer.value = on;
+ return 0;
+}
+
+static int via_smart51_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
+ struct via_spec *spec = codec->spec;
+ int out_in = *ucontrol->value.integer.value
+ ? AC_PINCTL_OUT_EN : AC_PINCTL_IN_EN;
+ int index[] = { AUTO_PIN_MIC, AUTO_PIN_FRONT_MIC, AUTO_PIN_LINE };
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(index); i++) {
+ hda_nid_t nid = spec->autocfg.input_pins[index[i]];
+ if (i == AUTO_PIN_FRONT_MIC
+ && spec->hp_independent_mode)
+ continue; /* don't retask FMic for independent HP */
+ if (nid) {
+ unsigned int parm = snd_hda_codec_read(
+ codec, nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
+ parm &= ~(AC_PINCTL_IN_EN | AC_PINCTL_OUT_EN);
+ parm |= out_in;
+ snd_hda_codec_write(codec, nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL,
+ parm);
+ if (out_in == AC_PINCTL_OUT_EN) {
+ mute_aa_path(codec, 1);
+ notify_aa_path_ctls(codec);
+ }
+ }
+ if (i == AUTO_PIN_FRONT_MIC) {
+ if (spec->codec_type == VT1708S) {
+ /* input = index 1 (AOW3) */
+ snd_hda_codec_write(
+ codec, nid, 0,
+ AC_VERB_SET_CONNECT_SEL, 1);
+ snd_hda_codec_amp_stereo(
+ codec, nid, HDA_OUTPUT,
+ 0, HDA_AMP_MUTE, HDA_AMP_UNMUTE);
+ }
+ }
+ }
+ spec->smart51_enabled = *ucontrol->value.integer.value;
+ set_jack_power_state(codec);
+ return 1;
+}
+
+static struct snd_kcontrol_new via_smart51_mixer[] = {
+ {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Smart 5.1",
+ .count = 1,
+ .info = via_smart51_info,
+ .get = via_smart51_get,
+ .put = via_smart51_put,
+ },
+ {} /* end */
+};
+