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ALSA: hda: SPDIF mux controls
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Dynamically create mux controls for SPDIF outs on certain IDT/Sigmatel codecs.

Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
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Matthew Ranostay authored and Jaroslav Kysela committed Sep 9, 2008
1 parent f14d8e9 commit d973775
Showing 1 changed file with 112 additions and 2 deletions.
114 changes: 112 additions & 2 deletions sound/pci/hda/patch_sigmatel.c
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Original file line number Diff line number Diff line change
Expand Up @@ -173,6 +173,9 @@ struct sigmatel_spec {
unsigned int num_dmics;
hda_nid_t *dmux_nids;
unsigned int num_dmuxes;
hda_nid_t *smux_nids;
unsigned int num_smuxes;

hda_nid_t dig_in_nid;
hda_nid_t mono_nid;
hda_nid_t anabeep_nid;
Expand All @@ -193,6 +196,8 @@ struct sigmatel_spec {
unsigned int cur_dmux[2];
struct hda_input_mux *input_mux;
unsigned int cur_mux[3];
struct hda_input_mux *sinput_mux;
unsigned int cur_smux[2];
unsigned int powerdown_adcs;

/* i/o switches */
Expand All @@ -209,6 +214,7 @@ struct sigmatel_spec {
struct snd_kcontrol_new *kctl_alloc;
struct hda_input_mux private_dimux;
struct hda_input_mux private_imux;
struct hda_input_mux private_smux;
struct hda_input_mux private_mono_mux;
};

Expand Down Expand Up @@ -251,6 +257,10 @@ static hda_nid_t stac92hd73xx_dmux_nids[2] = {
0x20, 0x21,
};

static hda_nid_t stac92hd73xx_smux_nids[2] = {
0x22, 0x23,
};

#define STAC92HD83XXX_NUM_DMICS 2
static hda_nid_t stac92hd83xxx_dmic_nids[STAC92HD83XXX_NUM_DMICS + 1] = {
0x11, 0x12, 0
Expand Down Expand Up @@ -294,6 +304,10 @@ static hda_nid_t stac92hd71bxx_dmux_nids[1] = {
0x1c,
};

static hda_nid_t stac92hd71bxx_smux_nids[2] = {
0x24, 0x25,
};

static hda_nid_t stac92hd71bxx_dac_nids[1] = {
0x10, /*0x11, */
};
Expand Down Expand Up @@ -340,6 +354,10 @@ static hda_nid_t stac927x_mux_nids[3] = {
0x15, 0x16, 0x17
};

static hda_nid_t stac927x_smux_nids[1] = {
0x21,
};

static hda_nid_t stac927x_dac_nids[6] = {
0x02, 0x03, 0x04, 0x05, 0x06, 0
};
Expand All @@ -365,6 +383,10 @@ static hda_nid_t stac9205_dmux_nids[1] = {
0x1d,
};

static hda_nid_t stac9205_smux_nids[1] = {
0x21,
};

#define STAC9205_NUM_DMICS 2
static hda_nid_t stac9205_dmic_nids[STAC9205_NUM_DMICS + 1] = {
0x17, 0x18, 0
Expand All @@ -388,7 +410,7 @@ static hda_nid_t stac922x_pin_nids[10] = {
static hda_nid_t stac92hd73xx_pin_nids[13] = {
0x0a, 0x0b, 0x0c, 0x0d, 0x0e,
0x0f, 0x10, 0x11, 0x12, 0x13,
0x14, 0x1e, 0x22
0x14, 0x22, 0x23
};

static hda_nid_t stac92hd83xxx_pin_nids[14] = {
Expand Down Expand Up @@ -443,6 +465,36 @@ static int stac92xx_dmux_enum_put(struct snd_kcontrol *kcontrol,
spec->dmux_nids[dmux_idx], &spec->cur_dmux[dmux_idx]);
}

static int stac92xx_smux_enum_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct sigmatel_spec *spec = codec->spec;
return snd_hda_input_mux_info(spec->sinput_mux, uinfo);
}

static int stac92xx_smux_enum_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct sigmatel_spec *spec = codec->spec;
unsigned int smux_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

ucontrol->value.enumerated.item[0] = spec->cur_smux[smux_idx];
return 0;
}

static int stac92xx_smux_enum_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct sigmatel_spec *spec = codec->spec;
unsigned int smux_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

return snd_hda_input_mux_put(codec, spec->sinput_mux, ucontrol,
spec->smux_nids[smux_idx], &spec->cur_smux[smux_idx]);
}

static int stac92xx_mux_enum_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
Expand Down Expand Up @@ -993,6 +1045,15 @@ static struct snd_kcontrol_new stac_dmux_mixer = {
.put = stac92xx_dmux_enum_put,
};

static struct snd_kcontrol_new stac_smux_mixer = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "IEC958 Mux",
/* count set later */
.info = stac92xx_smux_enum_info,
.get = stac92xx_smux_enum_get,
.put = stac92xx_smux_enum_put,
};

static const char *slave_vols[] = {
"Front Playback Volume",
"Surround Playback Volume",
Expand Down Expand Up @@ -1044,6 +1105,13 @@ static int stac92xx_build_controls(struct hda_codec *codec)
if (err < 0)
return err;
}
if (spec->num_smuxes > 0) {
stac_smux_mixer.count = spec->num_smuxes;
err = snd_ctl_add(codec->bus->card,
snd_ctl_new1(&stac_smux_mixer, codec));
if (err < 0)
return err;
}

if (spec->multiout.dig_out_nid) {
err = snd_hda_create_spdif_out_ctls(codec, spec->multiout.dig_out_nid);
Expand Down Expand Up @@ -2811,6 +2879,34 @@ static int stac92xx_auto_create_mux_input_ctls(struct hda_codec *codec)
return 0;
};

static const char *stac92xx_spdif_labels[3] = {
"Digital Playback", "Analog Mux 1", "Analog Mux 2"
};

static int stac92xx_auto_create_spdif_mux_ctls(struct hda_codec *codec)
{
struct sigmatel_spec *spec = codec->spec;
struct hda_input_mux *spdif_mux = &spec->private_smux;
int i, num_cons;
hda_nid_t con_lst[ARRAY_SIZE(stac92xx_spdif_labels)];

num_cons = snd_hda_get_connections(codec,
spec->smux_nids[0],
con_lst,
HDA_MAX_NUM_INPUTS);
if (!num_cons || num_cons > ARRAY_SIZE(stac92xx_spdif_labels))
return -EINVAL;

for (i = 0; i < num_cons; i++) {
spdif_mux->items[spdif_mux->num_items].label =
stac92xx_spdif_labels[i];
spdif_mux->items[spdif_mux->num_items].index = i;
spdif_mux->num_items++;
}

return 0;
}

/* labels for dmic mux inputs */
static const char *stac92xx_dmic_labels[5] = {
"Analog Inputs", "Digital Mic 1", "Digital Mic 2",
Expand Down Expand Up @@ -3114,6 +3210,11 @@ static int stac92xx_parse_auto_config(struct hda_codec *codec, hda_nid_t dig_out
if (err < 0)
return err;
}
if (spec->num_smuxes > 0) {
err = stac92xx_auto_create_spdif_mux_ctls(codec);
if (err < 0)
return err;
}

spec->multiout.max_channels = spec->multiout.num_dacs * 2;
if (spec->multiout.max_channels > 2)
Expand All @@ -3130,6 +3231,7 @@ static int stac92xx_parse_auto_config(struct hda_codec *codec, hda_nid_t dig_out
spec->input_mux = &spec->private_imux;
if (!spec->dinput_mux)
spec->dinput_mux = &spec->private_dimux;
spec->sinput_mux = &spec->private_smux;
spec->mono_mux = &spec->private_mono_mux;

return 1;
Expand Down Expand Up @@ -3800,10 +3902,12 @@ static int patch_stac92hd73xx(struct hda_codec *codec)
spec->adc_nids = stac92hd73xx_adc_nids;
spec->dmic_nids = stac92hd73xx_dmic_nids;
spec->dmux_nids = stac92hd73xx_dmux_nids;
spec->smux_nids = stac92hd73xx_smux_nids;

spec->num_muxes = ARRAY_SIZE(stac92hd73xx_mux_nids);
spec->num_adcs = ARRAY_SIZE(stac92hd73xx_adc_nids);
spec->num_dmuxes = ARRAY_SIZE(stac92hd73xx_dmux_nids);
spec->num_smuxes = ARRAY_SIZE(stac92hd73xx_smux_nids);
spec->dinput_mux = &stac92hd73xx_dmux;
/* GPIO0 High = Enable EAPD */
spec->eapd_mask = spec->gpio_mask = spec->gpio_dir = 0x1;
Expand Down Expand Up @@ -3842,7 +3946,7 @@ static int patch_stac92hd73xx(struct hda_codec *codec)
spec->num_pwrs = ARRAY_SIZE(stac92hd73xx_pwr_nids);
spec->pwr_nids = stac92hd73xx_pwr_nids;

err = stac92xx_parse_auto_config(codec, 0x22, 0x24);
err = stac92xx_parse_auto_config(codec, 0x25, 0x27);

if (!err) {
if (spec->board_config < 0) {
Expand Down Expand Up @@ -4081,11 +4185,13 @@ static int patch_stac92hd71bxx(struct hda_codec *codec)
spec->adc_nids = stac92hd71bxx_adc_nids;
spec->dmic_nids = stac92hd71bxx_dmic_nids;
spec->dmux_nids = stac92hd71bxx_dmux_nids;
spec->smux_nids = stac92hd71bxx_smux_nids;
spec->pwr_nids = stac92hd71bxx_pwr_nids;

spec->num_muxes = ARRAY_SIZE(stac92hd71bxx_mux_nids);
spec->num_adcs = ARRAY_SIZE(stac92hd71bxx_adc_nids);
spec->num_dmics = STAC92HD71BXX_NUM_DMICS;
spec->num_smuxes = ARRAY_SIZE(stac92hd71bxx_smux_nids);
spec->num_dmuxes = ARRAY_SIZE(stac92hd71bxx_dmux_nids);

spec->multiout.num_dacs = 1;
Expand Down Expand Up @@ -4254,6 +4360,8 @@ static int patch_stac927x(struct hda_codec *codec)
spec->num_adcs = ARRAY_SIZE(stac927x_adc_nids);
spec->mux_nids = stac927x_mux_nids;
spec->num_muxes = ARRAY_SIZE(stac927x_mux_nids);
spec->smux_nids = stac927x_smux_nids;
spec->num_smuxes = ARRAY_SIZE(stac927x_smux_nids);
spec->dac_list = stac927x_dac_nids;
spec->multiout.dac_nids = spec->dac_nids;

Expand Down Expand Up @@ -4375,6 +4483,8 @@ static int patch_stac9205(struct hda_codec *codec)
spec->num_adcs = ARRAY_SIZE(stac9205_adc_nids);
spec->mux_nids = stac9205_mux_nids;
spec->num_muxes = ARRAY_SIZE(stac9205_mux_nids);
spec->smux_nids = stac9205_smux_nids;
spec->num_smuxes = ARRAY_SIZE(stac9205_smux_nids);
spec->dmic_nids = stac9205_dmic_nids;
spec->num_dmics = STAC9205_NUM_DMICS;
spec->dmux_nids = stac9205_dmux_nids;
Expand Down

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