Comment 8 for bug 1096789

At Mon, 7 Jan 2013 12:03:47 +0100,
David Henningsson wrote:
>
> The mute LED is in this case connected to the Mic1 VREF.
>
> The machine also exposes the following string in BIOS:
> "HP_Mute_LED_0_A", so if more machines are coming, it probably
> makes sense to try to do something more generic, like for the
> IDT codec.
>
> Cc: <email address hidden>
> BugLink: https://bugs.launchpad.net/bugs/1096789
> Signed-off-by: David Henningsson <email address hidden>

Thanks, applied now.

Takashi

> ---
> sound/pci/hda/patch_realtek.c | 30 ++++++++++++++++++++++++++++++
> 1 file changed, 30 insertions(+)
>
> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
> index 6ee3459..71ae23d 100644
> --- a/sound/pci/hda/patch_realtek.c
> +++ b/sound/pci/hda/patch_realtek.c
> @@ -5992,6 +5992,30 @@ static void alc269_fixup_quanta_mute(struct hda_codec *codec,
> spec->automute_hook = alc269_quanta_automute;
> }
>
> +/* update mute-LED according to the speaker mute state via mic1 VREF pin */
> +static void alc269_fixup_mic1_mute_hook(void *private_data, int enabled)
> +{
> + struct hda_codec *codec = private_data;
> + unsigned int pinval = AC_PINCTL_IN_EN + (enabled ?
> + AC_PINCTL_VREF_HIZ : AC_PINCTL_VREF_80);
> + snd_hda_set_pin_ctl_cache(codec, 0x18, pinval);
> +}
> +
> +static void alc269_fixup_mic1_mute(struct hda_codec *codec,
> + const struct alc_fixup *fix, int action)
> +{
> + struct alc_spec *spec = codec->spec;
> + switch (action) {
> + case ALC_FIXUP_ACT_BUILD:
> + spec->vmaster_mute.hook = alc269_fixup_mic1_mute_hook;
> + snd_hda_add_vmaster_hook(codec, &spec->vmaster_mute, true);
> + /* fallthru */
> + case ALC_FIXUP_ACT_INIT:
> + snd_hda_sync_vmaster_hook(&spec->vmaster_mute);
> + break;
> + }
> +}
> +
> /* update mute-LED according to the speaker mute state via mic2 VREF pin */
> static void alc269_fixup_mic2_mute_hook(void *private_data, int enabled)
> {
> @@ -6043,6 +6067,7 @@ enum {
> ALC269_FIXUP_DMIC,
> ALC269VB_FIXUP_AMIC,
> ALC269VB_FIXUP_DMIC,
> + ALC269_FIXUP_MIC1_MUTE_LED,
> ALC269_FIXUP_MIC2_MUTE_LED,
> ALC269_FIXUP_INV_DMIC,
> ALC269_FIXUP_LENOVO_DOCK,
> @@ -6171,6 +6196,10 @@ static const struct alc_fixup alc269_fixups[] = {
> { }
> },
> },
> + [ALC269_FIXUP_MIC1_MUTE_LED] = {
> + .type = ALC_FIXUP_FUNC,
> + .v.func = alc269_fixup_mic1_mute,
> + },
> [ALC269_FIXUP_MIC2_MUTE_LED] = {
> .type = ALC_FIXUP_FUNC,
> .v.func = alc269_fixup_mic2_mute,
> @@ -6215,6 +6244,7 @@ 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_MIC2_MUTE_LED),
> + SND_PCI_QUIRK(0x103c, 0x1972, "HP Pavilion 17", ALC269_FIXUP_MIC1_MUTE_LED),
> SND_PCI_QUIRK(0x1043, 0x1427, "Asus Zenbook UX31E", ALC269VB_FIXUP_DMIC),
> SND_PCI_QUIRK(0x1043, 0x1517, "Asus Zenbook UX31A", ALC269VB_FIXUP_DMIC),
> SND_PCI_QUIRK(0x1043, 0x1a13, "Asus G73Jw", ALC269_FIXUP_ASUS_G73JW),
> --
> 1.7.9.5
>