[PATCH 1/3] ALSA: hda/realtek - Enable headset mic of ASUS GL503VM with ALC295

[Jian-Hong Pan]

From: Chris Chiu <c...@endlessm.com>

The ASUS laptop GL503VM with ALC295 can't detect the headset microphone.
The headset microphone does not work until pin 0x19 is enabled for it.

Signed-off-by: Chris Chiu <c...@endlessm.com>
Signed-off-by: Daniel Drake <dr...@endlessm.com>
Signed-off-by: Jian-Hong Pan <jian-h...@endlessm.com>
---
 sound/pci/hda/patch_realtek.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index c16f63957c5a..6c996df16201 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6083,6 +6083,7 @@ enum {
        ALC285_FIXUP_HP_GPIO_LED,
        ALC285_FIXUP_HP_MUTE_LED,
        ALC236_FIXUP_HP_MUTE_LED,
+       ALC295_FIXUP_ASUS_MIC_NO_PRESENCE,
 };
 
 static const struct hda_fixup alc269_fixups[] = {
@@ -7216,6 +7217,15 @@ static const struct hda_fixup alc269_fixups[] = {
                .type = HDA_FIXUP_FUNC,
                .v.func = alc236_fixup_hp_mute_led,
        },
+       [ALC295_FIXUP_ASUS_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 = ALC269_FIXUP_HEADSET_MODE
+       },
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -7993,6 +8003,10 @@ static const struct snd_hda_pin_quirk 
alc269_pin_fixup_tbl[] = {
                {0x12, 0x90a60130},
                {0x17, 0x90170110},
                {0x21, 0x03211020}),
+       SND_HDA_PIN_QUIRK(0x10ec0295, 0x1043, "ASUS", 
ALC295_FIXUP_ASUS_MIC_NO_PRESENCE,
+               {0x12, 0x90a60130},
+               {0x17, 0x90170110},
+               {0x21, 0x03211020}),
        SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", 
ALC269_FIXUP_DELL4_MIC_NO_PRESENCE,
                {0x14, 0x90170110},
                {0x21, 0x04211020}),
-- 
2.26.2