Comment 22 for bug 1227093

The external mic showed up with a precense detect of "always present",
essentially disabling the internal mic. Therefore turn off presence
detection for this pin.

Note: The external mic seems not yet working, but an internal mic is
certainly better than no mic at all.

Cc: <email address hidden>
BugLink: https://bugs.launchpad.net/bugs/1227093
Signed-off-by: David Henningsson <email address hidden>
---
 sound/pci/hda/patch_realtek.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

Note: when doing stable backports, the two lines ".chained = true" and
".chain_id = ALC269_FIXUP_HEADSET_MIC" can be dropped.

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 8cb3350..ec47681 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -3556,6 +3556,7 @@ enum {
  ALC282_FIXUP_ASUS_TX300,
  ALC283_FIXUP_INT_MIC,
  ALC290_FIXUP_MONO_SPEAKERS,
+ ALC286_FIXUP_SONY_MIC_NO_PRESENCE,
 };

 static const struct hda_fixup alc269_fixups[] = {
@@ -3844,6 +3845,15 @@ static const struct hda_fixup alc269_fixups[] = {
   .chained = true,
   .chain_id = ALC269_FIXUP_DELL3_MIC_NO_PRESENCE,
  },
+ [ALC286_FIXUP_SONY_MIC_NO_PRESENCE] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x18, 0x01a1913c }, /* use as headset mic, without its own jack detect */
+ { }
+ },
+ .chained = true,
+ .chain_id = ALC269_FIXUP_HEADSET_MIC,
+ },
 };

 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -3908,6 +3918,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
  SND_PCI_QUIRK(0x1043, 0x8398, "ASUS P1005", ALC269_FIXUP_STEREO_DMIC),
  SND_PCI_QUIRK(0x1043, 0x83ce, "ASUS P1005", ALC269_FIXUP_STEREO_DMIC),
  SND_PCI_QUIRK(0x1043, 0x8516, "ASUS X101CH", ALC269_FIXUP_ASUS_X101),
+ SND_PCI_QUIRK(0x104d, 0x90b6, "Sony VAIO Pro 13", ALC286_FIXUP_SONY_MIC_NO_PRESENCE),
  SND_PCI_QUIRK(0x104d, 0x9073, "Sony VAIO", ALC275_FIXUP_SONY_VAIO_GPIO2),
  SND_PCI_QUIRK(0x104d, 0x907b, "Sony VAIO", ALC275_FIXUP_SONY_HWEQ),
  SND_PCI_QUIRK(0x104d, 0x9084, "Sony VAIO", ALC275_FIXUP_SONY_HWEQ),
--
1.7.9.5