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
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