From 5f171baaa5afb8bb26d09b63d429ccc2cafc6bf7 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Tue, 19 Feb 2013 18:14:54 +0100 Subject: [PATCH] ALSA: hda - Handle shared hp/mic jack mode When a headphone jack is configured as a shared hp/mic jack, the jack mode enum needs to handle both input and output directions. Signed-off-by: Takashi Iwai --- sound/pci/hda/hda_generic.c | 177 ++++++++++++++++++++++++++++++++++-- 1 file changed, 169 insertions(+), 8 deletions(-) diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c index 73de215da03f..dc849e489641 100644 --- a/sound/pci/hda/hda_generic.c +++ b/sound/pci/hda/hda_generic.c @@ -2298,13 +2298,17 @@ static int create_hp_mic(struct hda_codec *codec) /* * output jack mode */ + +static int create_hp_mic_jack_mode(struct hda_codec *codec, hda_nid_t pin); + +static const char * const out_jack_texts[] = { + "Line Out", "Headphone Out", +}; + static int out_jack_mode_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { - static const char * const texts[] = { - "Line Out", "Headphone Out", - }; - return snd_hda_enum_helper_info(kcontrol, uinfo, 2, texts); + return snd_hda_enum_helper_info(kcontrol, uinfo, 2, out_jack_texts); } static int out_jack_mode_get(struct snd_kcontrol *kcontrol, @@ -2366,6 +2370,17 @@ static void get_jack_mode_name(struct hda_codec *codec, hda_nid_t pin, ; } +static int get_out_jack_num_items(struct hda_codec *codec, hda_nid_t pin) +{ + struct hda_gen_spec *spec = codec->spec; + if (spec->add_out_jack_modes) { + unsigned int pincap = snd_hda_query_pin_caps(codec, pin); + if ((pincap & AC_PINCAP_OUT) && (pincap & AC_PINCAP_HP_DRV)) + return 2; + } + return 1; +} + static int create_out_jack_modes(struct hda_codec *codec, int num_pins, hda_nid_t *pins) { @@ -2374,8 +2389,13 @@ static int create_out_jack_modes(struct hda_codec *codec, int num_pins, for (i = 0; i < num_pins; i++) { hda_nid_t pin = pins[i]; - unsigned int pincap = snd_hda_query_pin_caps(codec, pin); - if ((pincap & AC_PINCAP_OUT) && (pincap & AC_PINCAP_HP_DRV)) { + if (pin == spec->hp_mic_pin) { + int ret = create_hp_mic_jack_mode(codec, pin); + if (ret < 0) + return ret; + continue; + } + if (get_out_jack_num_items(codec, pin) > 1) { struct snd_kcontrol_new *knew; char name[44]; get_jack_mode_name(codec, pin, name, sizeof(name)); @@ -2496,12 +2516,30 @@ static const struct snd_kcontrol_new in_jack_mode_enum = { .put = in_jack_mode_put, }; +static int get_in_jack_num_items(struct hda_codec *codec, hda_nid_t pin) +{ + struct hda_gen_spec *spec = codec->spec; + int nitems = 0; + if (spec->add_in_jack_modes) + nitems = hweight32(get_vref_caps(codec, pin)); + return nitems ? nitems : 1; +} + static int create_in_jack_mode(struct hda_codec *codec, hda_nid_t pin) { struct hda_gen_spec *spec = codec->spec; - unsigned int defcfg; struct snd_kcontrol_new *knew; char name[44]; + unsigned int defcfg; + + if (pin == spec->hp_mic_pin) { + if (!spec->add_out_jack_modes) { + int ret = create_hp_mic_jack_mode(codec, pin); + if (ret < 0) + return ret; + } + return 0; + } /* no jack mode for fixed pins */ defcfg = snd_hda_codec_get_pincfg(codec, pin); @@ -2509,7 +2547,7 @@ static int create_in_jack_mode(struct hda_codec *codec, hda_nid_t pin) return 0; /* no multiple vref caps? */ - if (hweight32(get_vref_caps(codec, pin)) <= 1) + if (get_in_jack_num_items(codec, pin) <= 1) return 0; get_jack_mode_name(codec, pin, name, sizeof(name)); @@ -2520,6 +2558,129 @@ static int create_in_jack_mode(struct hda_codec *codec, hda_nid_t pin) return 0; } +/* + * HP/mic shared jack mode + */ +static int hp_mic_jack_mode_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + hda_nid_t nid = kcontrol->private_value; + int out_jacks = get_out_jack_num_items(codec, nid); + int in_jacks = get_in_jack_num_items(codec, nid); + const char *text = NULL; + int idx; + + uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; + uinfo->count = 1; + uinfo->value.enumerated.items = out_jacks + in_jacks; + if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) + uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1; + idx = uinfo->value.enumerated.item; + if (idx < out_jacks) { + if (out_jacks > 1) + text = out_jack_texts[idx]; + else + text = "Headphone Out"; + } else { + idx -= out_jacks; + if (in_jacks > 1) { + unsigned int vref_caps = get_vref_caps(codec, nid); + text = vref_texts[get_vref_idx(vref_caps, idx)]; + } else + text = "Mic In"; + } + + strcpy(uinfo->value.enumerated.name, text); + return 0; +} + +static int get_cur_hp_mic_jack_mode(struct hda_codec *codec, hda_nid_t nid) +{ + int out_jacks = get_out_jack_num_items(codec, nid); + int in_jacks = get_in_jack_num_items(codec, nid); + unsigned int val = snd_hda_codec_get_pin_target(codec, nid); + int idx = 0; + + if (val & PIN_OUT) { + if (out_jacks > 1 && val == PIN_HP) + idx = 1; + } else if (val & PIN_IN) { + idx = out_jacks; + if (in_jacks > 1) { + unsigned int vref_caps = get_vref_caps(codec, nid); + val &= AC_PINCTL_VREFEN; + idx += cvt_from_vref_idx(vref_caps, val); + } + } + return idx; +} + +static int hp_mic_jack_mode_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + hda_nid_t nid = kcontrol->private_value; + ucontrol->value.enumerated.item[0] = + get_cur_hp_mic_jack_mode(codec, nid); + return 0; +} + +static int hp_mic_jack_mode_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + hda_nid_t nid = kcontrol->private_value; + int out_jacks = get_out_jack_num_items(codec, nid); + int in_jacks = get_in_jack_num_items(codec, nid); + unsigned int val, oldval, idx; + + oldval = get_cur_hp_mic_jack_mode(codec, nid); + idx = ucontrol->value.enumerated.item[0]; + if (oldval == idx) + return 0; + + if (idx < out_jacks) { + if (out_jacks > 1) + val = idx ? PIN_HP : PIN_OUT; + else + val = PIN_HP; + } else { + idx -= out_jacks; + if (in_jacks > 1) { + unsigned int vref_caps = get_vref_caps(codec, nid); + val = snd_hda_codec_get_pin_target(codec, nid); + val &= ~AC_PINCTL_VREFEN; + val |= get_vref_idx(vref_caps, idx); + } else + val = snd_hda_get_default_vref(codec, nid); + } + snd_hda_set_pin_ctl_cache(codec, nid, val); + return 1; +} + +static const struct snd_kcontrol_new hp_mic_jack_mode_enum = { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .info = hp_mic_jack_mode_info, + .get = hp_mic_jack_mode_get, + .put = hp_mic_jack_mode_put, +}; + +static int create_hp_mic_jack_mode(struct hda_codec *codec, hda_nid_t pin) +{ + struct hda_gen_spec *spec = codec->spec; + struct snd_kcontrol_new *knew; + + if (get_out_jack_num_items(codec, pin) <= 1 && + get_in_jack_num_items(codec, pin) <= 1) + return 0; /* no need */ + knew = snd_hda_gen_add_kctl(spec, "Headphone Mic Jack Mode", + &hp_mic_jack_mode_enum); + if (!knew) + return -ENOMEM; + knew->private_value = pin; + return 0; +} /* * Parse input paths -- 2.20.1