[ALSA] HDA VIA: Add smart5.1 function.

Smart 5.1 is for 3-jacks model, to reuse input pins as outputs. While off, they act as "line out" / "line in" / "mic in". While on, they acts as "line out" / "back left/right" / "center/lfe".

Signed-off-by: Lydia Wang lydiawang@viatech.com.cn

Index: sound-2.6/sound/pci/hda/patch_via.c =================================================================== --- sound-2.6.orig/sound/pci/hda/patch_via.c 2009-10-05 15:09:46.000000000 +0800 +++ sound-2.6/sound/pci/hda/patch_via.c 2009-10-05 15:09:55.000000000 +0800 @@ -211,7 +211,7 @@

struct via_spec { /* codec parameterization */ - struct snd_kcontrol_new *mixers[3]; + struct snd_kcontrol_new *mixers[4]; unsigned int num_mixers;

struct hda_verb *init_verbs[5]; @@ -253,7 +253,7 @@ const struct hda_input_mux *hp_mux; unsigned int hp_independent_mode; unsigned int hp_independent_mode_index; - + unsigned int smart51_enabled; enum VIA_HDA_CODEC codec_type;

#ifdef CONFIG_SND_HDA_POWER_SAVE @@ -390,6 +390,8 @@ } }

+static int is_smart51_pins(struct via_spec *spec, hda_nid_t pin); + static void set_pin_power_state(struct hda_codec *codec, hda_nid_t nid, unsigned int *affected_parm) { @@ -400,9 +402,10 @@ & AC_DEFCFG_MISC_NO_PRESENCE; /* do not support pin sense */ unsigned present = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PIN_SENSE, 0) >> 31; - - if ((no_presence || present) && get_defcfg_connect(def_conf) - != AC_JACK_PORT_NONE) { + struct via_spec *spec = codec->spec; + if ((spec->smart51_enabled && is_smart51_pins(spec, nid)) + || ((no_presence || present) + && get_defcfg_connect(def_conf) != AC_JACK_PORT_NONE)) { *affected_parm = AC_PWRST_D0; /* if it's connected */ parm = AC_PWRST_D0; } else @@ -649,6 +652,171 @@ { } /* end */ };

+static void notify_aa_path_ctls(struct hda_codec *codec) +{ + struct snd_card *card = codec->bus->card; + struct snd_kcontrol *kctl; + list_for_each_entry(kctl, &card->controls, list) { + int i; + static char *labels[] = {"Mic", "Front Mic", "Line"}; + for (i = 0; i < ARRAY_SIZE(labels); i++) { + char name[32]; + sprintf(name, "%s Playback Volume", labels[i]); + if (strcmp(kctl->id.name, name) == 0) { + snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, + &kctl->id); + break; + } + } + } +} + +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 */ +}; + /* capture mixer elements */ static struct snd_kcontrol_new vt1708_capture_mixer[] = { HDA_CODEC_VOLUME("Capture Volume", 0x15, 0x0, HDA_INPUT), @@ -1579,6 +1747,7 @@ if (spec->hp_mux) spec->mixers[spec->num_mixers++] = via_hp_mixer;

+ spec->mixers[spec->num_mixers++] = via_smart51_mixer; return 1; }

@@ -2079,6 +2248,7 @@ if (spec->hp_mux) spec->mixers[spec->num_mixers++] = via_hp_mixer;

+ spec->mixers[spec->num_mixers++] = via_smart51_mixer; return 1; }

@@ -2641,6 +2811,7 @@ if (spec->hp_mux) spec->mixers[spec->num_mixers++] = via_hp_mixer;

+ spec->mixers[spec->num_mixers++] = via_smart51_mixer; return 1; }

@@ -3134,6 +3305,7 @@ if (spec->hp_mux) spec->mixers[spec->num_mixers++] = via_hp_mixer;

+ spec->mixers[spec->num_mixers++] = via_smart51_mixer; return 1; }