[alsa-devel] Regarding Sound on Acer Aspire 6935G

[Emilio López]

This is really odd. If I mute 0x17 and 0x14 with hda-verb, it's muted
completely. And the patch has 0x17 and 0x14 in the list, and it still
doesn't work well. Any ideas?

2009/6/24 Takashi Iwai <tiwai at suse.de>:
> At Tue, 23 Jun 2009 22:32:45 -0300,
> Emilio López wrote:
>>
>> Here is the patch, with jack sensing not working fully. Maybe you can
>> spot my mistake faster than me
>
> It might not be 0x17.  Check other pins and try to mute manually via
> hda-verb, for example,
>
>        # hda-verb /dev/snd/hwC0D0 0x18 SET_AMP 0xb080
>
>
> Takashi
>
>
>>
>> diff -wru alsa-driver/sound/pci/hda/patch_realtek.c
>> alsa-driver-patched/sound/pci/hda/patch_realtek.c
>> --- alsa-driver/sound/pci/hda/patch_realtek.c 2009-06-22
>> 12:50:12.000000000 -0300
>> +++ alsa-driver-patched/sound/pci/hda/patch_realtek.c 2009-06-23
>> 22:28:22.653374751 -0300
>> @@ -1471,6 +1471,10 @@
>>  static struct hda_verb alc888_acer_aspire_6530g_verbs[] = {
>>  /* Bias voltage on for external mic port */
>>       {0x18, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN | PIN_VREF80},
>> +/* Front Mic: set to PIN_IN (empty by default) */
>> +     {0x12, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
>> +/* Unselect Front Mic by default in input mixer 3 */
>> +     {0x22, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0xb)},
>>  /* Enable unsolicited event for HP jack */
>>       {0x15, AC_VERB_SET_UNSOLICITED_ENABLE, ALC880_HP_EVENT | AC_USRSP_EN},
>>  /* Enable speaker output */
>> @@ -1639,6 +1643,17 @@
>>       alc_automute_amp(codec);
>>  }
>>
>> +static void alc888_acer_aspire_6530g_init_hook(struct hda_codec *codec)
>> +{
>> +     struct alc_spec *spec = codec->spec;
>> +
>> +     spec->autocfg.hp_pins[0] = 0x15;
>> +     spec->autocfg.speaker_pins[0] = 0x14;
>> +     spec->autocfg.speaker_pins[1] = 0x16;
>> +     spec->autocfg.speaker_pins[2] = 0x17;
>> +     alc_automute_amp(codec);
>> +}
>> +
>>  static void alc889_acer_aspire_8930g_init_hook(struct hda_codec *codec)
>>  {
>>       struct alc_spec *spec = codec->spec;
>> @@ -9317,7 +9332,7 @@
>>                       ARRAY_SIZE(alc888_2_capture_sources),
>>               .input_mux = alc888_acer_aspire_6530_sources,
>>               .unsol_event = alc_automute_amp_unsol_event,
>> -             .init_hook = alc888_acer_aspire_4930g_init_hook,
>> +             .init_hook = alc888_acer_aspire_6530g_init_hook,
>>       },
>>       [ALC888_ACER_ASPIRE_8930G] = {
>>               .mixers = { alc888_base_mixer,
>>
>