The Acer TravelMate B114-21 laptop cannot detect and record sound from
headset MIC.  This patch adds the ALC233_FIXUP_ACER_HEADSET_MIC HDA verb
quirk chained with ALC233_FIXUP_ASUS_MIC_NO_PRESENCE pin quirk to fix
this issue.

Signed-off-by: Jian-Hong Pan <[email protected]>
Signed-off-by: Daniel Drake <[email protected]>
---
 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 a3fb3d4c5730..bdb2227be4eb 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5690,6 +5690,7 @@ enum {
        ALC286_FIXUP_ACER_AIO_HEADSET_MIC,
        ALC256_FIXUP_ASUS_MIC_NO_PRESENCE,
        ALC299_FIXUP_PREDATOR_SPK,
+       ALC233_FIXUP_ACER_HEADSET_MIC,
 };
 
 static const struct hda_fixup alc269_fixups[] = {
@@ -6713,6 +6714,15 @@ static const struct hda_fixup alc269_fixups[] = {
                        { 0x21, 0x90170150 }, /* use as headset mic, without 
its own jack detect */
                        { }
                }
+       [ALC233_FIXUP_ACER_HEADSET_MIC] = {
+               .type = HDA_FIXUP_VERBS,
+               .v.verbs = (const struct hda_verb[]) {
+                       { 0x20, AC_VERB_SET_COEF_INDEX, 0x45 },
+                       { 0x20, AC_VERB_SET_PROC_COEF, 0x5089 },
+                       { }
+               },
+               .chained = true,
+               .chain_id = ALC233_FIXUP_ASUS_MIC_NO_PRESENCE
        },
 };
 
@@ -6737,6 +6747,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
        SND_PCI_QUIRK(0x1025, 0x1290, "Acer Veriton Z4860G", 
ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
        SND_PCI_QUIRK(0x1025, 0x1291, "Acer Veriton Z4660G", 
ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
        SND_PCI_QUIRK(0x1025, 0x1308, "Acer Aspire Z24-890", 
ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
+       SND_PCI_QUIRK(0x1025, 0x132a, "Acer TravelMate B114-21", 
ALC233_FIXUP_ACER_HEADSET_MIC),
        SND_PCI_QUIRK(0x1025, 0x1330, "Acer TravelMate X514-51T", 
ALC255_FIXUP_ACER_HEADSET_MIC),
        SND_PCI_QUIRK(0x1028, 0x0470, "Dell M101z", ALC269_FIXUP_DELL_M101Z),
        SND_PCI_QUIRK(0x1028, 0x054b, "Dell XPS one 2710", 
ALC275_FIXUP_DELL_XPS),
-- 
2.20.1

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