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ALSA: hda - Add GPIO-based LED support on HP desktop machines

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The new HP desktop machines have Realtek codecs and their LEDs are
controlled via GPIO as for many laptop models.  Add similar hooks as
well as in patch_sigmatel.c for controlling LEDs.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2013-03-18 14:15:58 +01:00
parent 8bc0a8469c
commit 9f5c6faf72
1 changed files with 63 additions and 0 deletions
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63
sound/pci/hda/patch_realtek.c
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@ -85,6 +85,8 @@ struct alc_spec {
int mute_led_polarity;
hda_nid_t mute_led_nid;
unsigned int gpio_led; /* used for alc269_fixup_hp_gpio_led() */
/* hooks */
void (*init_hook)(struct hda_codec *codec);
#ifdef CONFIG_PM
@ -2741,6 +2743,60 @@ static void alc269_fixup_hp_mute_led_mic2(struct hda_codec *codec,
}
}
/* turn on/off mute LED per vmaster hook */
static void alc269_fixup_hp_gpio_mute_hook(void *private_data, int enabled)
{
struct hda_codec *codec = private_data;
struct alc_spec *spec = codec->spec;
unsigned int oldval = spec->gpio_led;
if (enabled)
spec->gpio_led &= ~0x08;
else
spec->gpio_led |= 0x08;
if (spec->gpio_led != oldval)
snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
spec->gpio_led);
}
/* turn on/off mic-mute LED per capture hook */
static void alc269_fixup_hp_gpio_mic_mute_hook(struct hda_codec *codec,
struct snd_ctl_elem_value *ucontrol)
{
struct alc_spec *spec = codec->spec;
unsigned int oldval = spec->gpio_led;
if (!ucontrol)
return;
if (ucontrol->value.integer.value[0] ||
ucontrol->value.integer.value[1])
spec->gpio_led &= ~0x10;
else
spec->gpio_led |= 0x10;
if (spec->gpio_led != oldval)
snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
spec->gpio_led);
}
static void alc269_fixup_hp_gpio_led(struct hda_codec *codec,
const struct hda_fixup *fix, int action)
{
struct alc_spec *spec = codec->spec;
static const struct hda_verb gpio_init[] = {
{ 0x01, AC_VERB_SET_GPIO_MASK, 0x18 },
{ 0x01, AC_VERB_SET_GPIO_DIRECTION, 0x18 },
{}
};
if (action == HDA_FIXUP_ACT_PRE_PROBE) {
spec->gen.vmaster_mute.hook = alc269_fixup_hp_gpio_mute_hook;
spec->gen.cap_sync_hook = alc269_fixup_hp_gpio_mic_mute_hook;
spec->gpio_led = 0;
snd_hda_add_verbs(codec, gpio_init);
}
}
static void alc271_hp_gate_mic_jack(struct hda_codec *codec,
const struct hda_fixup *fix,
int action)
@ -2776,6 +2832,7 @@ enum {
ALC269_FIXUP_HP_MUTE_LED,
ALC269_FIXUP_HP_MUTE_LED_MIC1,
ALC269_FIXUP_HP_MUTE_LED_MIC2,
ALC269_FIXUP_HP_GPIO_LED,
ALC269_FIXUP_INV_DMIC,
ALC269_FIXUP_LENOVO_DOCK,
ALC269_FIXUP_PINCFG_NO_HP_TO_LINEOUT,
@ -2915,6 +2972,10 @@ static const struct hda_fixup alc269_fixups[] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc269_fixup_hp_mute_led_mic2,
},
[ALC269_FIXUP_HP_GPIO_LED] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc269_fixup_hp_gpio_led,
},
[ALC269_FIXUP_INV_DMIC] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc_fixup_inv_dmic_0x12,
@ -2955,6 +3016,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1025, 0x029b, "Acer 1810TZ", ALC269_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x1025, 0x0349, "Acer AOD260", ALC269_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x103c, 0x1586, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC2),
SND_PCI_QUIRK(0x103c, 0x18e6, "HP", ALC269_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x1973, "HP Pavilion", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x1983, "HP Pavilion", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK_VENDOR(0x103c, "HP", ALC269_FIXUP_HP_MUTE_LED),
@ -3047,6 +3109,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = {
{.id = ALC271_FIXUP_DMIC, .name = "alc271-dmic"},
{.id = ALC269_FIXUP_INV_DMIC, .name = "inv-dmic"},
{.id = ALC269_FIXUP_LENOVO_DOCK, .name = "lenovo-dock"},
{.id = ALC269_FIXUP_HP_GPIO_LED, .name = "hp-gpio-led"},
{}
};