[alsa-devel] [PATCH 1/2] ALSA: hda - add mute LED for HP Pavilion 17 (Realtek codec)

[David Henningsson]

[removing stable from CC]

On 01/07/2013 11:49 AM, Takashi Iwai wrote:
> At Mon,  7 Jan 2013 10:51:29 +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.
>
> Interesting.  So they still point "A" as the output pin A, not NID
> 0x0a.

The existing quirk seems old; but I don't know if that one has a BIOS 
string. Would be interesting to know to have something to compare with.

>> Cc: stable at vger.kernel.org
>> BugLink: https://bugs.launchpad.net/bugs/1096789
>> Signed-off-by: David Henningsson <david.henningsson at canonical.com>
>> ---
>>   sound/pci/hda/patch_realtek.c |   31 ++++++++++++++++++++++++++++++-
>>   1 file changed, 30 insertions(+), 1 deletion(-)
>>
>> I know this is a copy-paste, but I didn't really find a better and more
>> condensed way to do it. Perhaps if we get a third variation it would make
>> sense to write a more generic version.
>
> Yes, we can improve it better later.
>
>> Also, Alsa-info is available at https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1096789/+attachment/3476010/+files/alsa-info.txt
>>
>> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
>> index 6ee3459..2e6803e 100644
>> --- a/sound/pci/hda/patch_realtek.c
>> +++ b/sound/pci/hda/patch_realtek.c
>> @@ -5992,7 +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 mic2 VREF pin */
>> +/* update mute-LED according to the speaker mute state via mic VREF pin */
>
> Forgot to restore the comment for alc269_fixup_mic2_mute_hook() below?

I thought the same comment now could cover both quirks, but I can make 
one comment for each quirk if that is clearer?

>
>> +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;
>> +	}
>> +}
>> +
>>   static void alc269_fixup_mic2_mute_hook(void *private_data, int enabled)
>
> Here...
>
>
> thanks,
>
> Takashi
>
>
>>   {
>>   	struct hda_codec *codec = private_data;
>> @@ -6043,6 +6066,7 @@ 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 +6195,10 @@ 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 +6243,7 @@ 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
>>
>



-- 
David Henningsson, Canonical Ltd.
https://launchpad.net/~diwic