ALSA: hda/realtek - Add support for Acer Aspire E5-475 headset mic

The Acer laptop Aspire E5-475 with ALC255 can't detect the headset
microphone until we modify a pin definition.

Signed-off-by: Chris Chiu <chiu@endlessm.com>
Signed-off-by: Daniel Drake <drake@endlessm.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 73a0046..a3fa4a8 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4833,6 +4833,7 @@ enum {
        ALC290_FIXUP_SUBWOOFER_HSJACK,
        ALC269_FIXUP_THINKPAD_ACPI,
        ALC269_FIXUP_DMIC_THINKPAD_ACPI,
+       ALC255_FIXUP_ACER_MIC_NO_PRESENCE,
        ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
        ALC255_FIXUP_DELL2_MIC_NO_PRESENCE,
        ALC255_FIXUP_HEADSET_MODE,
@@ -5287,6 +5288,15 @@ static const struct hda_fixup alc269_fixups[] = {
                .chained = true,
                .chain_id = ALC269_FIXUP_THINKPAD_ACPI,
        },
+       [ALC255_FIXUP_ACER_MIC_NO_PRESENCE] = {
+               .type = HDA_FIXUP_PINS,
+               .v.pins = (const struct hda_pintbl[]) {
+                       { 0x19, 0x01a1913c }, /* use as headset mic, without its own jack detect */
+                       { }
+               },
+               .chained = true,
+               .chain_id = ALC255_FIXUP_HEADSET_MODE
+       },
        [ALC255_FIXUP_DELL1_MIC_NO_PRESENCE] = {
                .type = HDA_FIXUP_PINS,
                .v.pins = (const struct hda_pintbl[]) {
@@ -5851,6 +5861,10 @@ static const struct hda_model_fixup alc269_fixup_models[] = {
        {0x21, 0x03211020}
 
 static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
+       SND_HDA_PIN_QUIRK(0x10ec0255, 0x1025, "Acer", ALC255_FIXUP_ACER_MIC_NO_PRESENCE,
+               {0x12, 0x90a601c0},
+               {0x14, 0x90171120},
+               {0x21, 0x02211030}),
        SND_HDA_PIN_QUIRK(0x10ec0225, 0x1028, "Dell", ALC225_FIXUP_DELL1_MIC_NO_PRESENCE,
                ALC225_STANDARD_PINS,
                {0x12, 0xb7a60130},