On Tue, Aug 30, 2016 at 3:05 PM, Takashi Iwai <tiwai@xxxxxxx> wrote:
> On Tue, 30 Aug 2016 08:25:18 +0200,
> Kai Heng Feng wrote:
>>
>> On Tue, Aug 30, 2016 at 1:33 PM, Takashi Iwai <tiwai@xxxxxxx> wrote:
>> > On Tue, 30 Aug 2016 07:27:41 +0200,
>> > Kai-Heng Feng wrote:
>> >>
>> >> The subwoofer on Inspiron 7559 does not work originally.
>> >> Applying a pin fixup can make it work.
>> >>
>> >> Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
>> >> ---
>> >> sound/pci/hda/patch_realtek.c | 11 +++++++++++
>> >> 1 file changed, 11 insertions(+)
>> >>
>> >> diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
>> >> index 7100f05..2a3dd18 100644
>> >> --- a/sound/pci/hda/patch_realtek.c
>> >> +++ b/sound/pci/hda/patch_realtek.c
>> >> @@ -4855,6 +4855,7 @@ enum {
>> >> ALC221_FIXUP_HP_FRONT_MIC,
>> >> ALC292_FIXUP_TPT460,
>> >> ALC298_FIXUP_SPK_VOLUME,
>> >> + ALC256_FIXUP_DELL_INSPIRON_7559_SUBWOOFER,
>> >> };
>> >>
>> >> static const struct hda_fixup alc269_fixups[] = {
>> >> @@ -5516,6 +5517,15 @@ static const struct hda_fixup alc269_fixups[] = {
>> >> .chained = true,
>> >> .chain_id = ALC298_FIXUP_DELL1_MIC_NO_PRESENCE,
>> >> },
>> >> + [ALC256_FIXUP_DELL_INSPIRON_7559_SUBWOOFER] = {
>> >> + .type = HDA_FIXUP_PINS,
>> >> + .v.pins = (const struct hda_pintbl[]) {
>> >> + { 0x1b, 0x90170151 },
>> >
>> > What's the original value of this pin?
>> >
>> >
>> > Takashi
>>
>> The original value of 0x1b is 0x411111f0.
>
> OK, so it was disabled. Maybe better to mention it in the patch
> description.
>
>
> Takashi
OK, I'll resend one with better description. Thanks for the advice.
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