From: Mikhail Paulyshka <m...@mixaill.tk>

[ Upstream commit fc7438b1eb12b6c93d7b7a62423779eb5dfc673c ]

Headset microphone does not work out of the box on ASUS Nx51
laptops. This patch fixes it.

Patch tested on Asus N551 laptop. Asus N751 part is not tested, but
according to [1] this laptop uses the same audiosystem.

1. https://bugzilla.kernel.org/show_bug.cgi?id=117781

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=195437
Signed-off-by: Mikhail Paulyshka <m...@mixaill.tk>
Signed-off-by: Takashi Iwai <ti...@suse.de>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
---
 sound/pci/hda/patch_realtek.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index b302d056e5d3..777db644e735 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6701,6 +6701,7 @@ enum {
        ALC668_FIXUP_DELL_DISABLE_AAMIX,
        ALC668_FIXUP_DELL_XPS13,
        ALC662_FIXUP_ASUS_Nx50,
+       ALC668_FIXUP_ASUS_Nx51_HEADSET_MODE,
        ALC668_FIXUP_ASUS_Nx51,
 };
 
@@ -6948,14 +6949,21 @@ static const struct hda_fixup alc662_fixups[] = {
                .chained = true,
                .chain_id = ALC662_FIXUP_BASS_1A
        },
+       [ALC668_FIXUP_ASUS_Nx51_HEADSET_MODE] = {
+               .type = HDA_FIXUP_FUNC,
+               .v.func = alc_fixup_headset_mode_alc668,
+               .chain_id = ALC662_FIXUP_BASS_CHMAP
+       },
        [ALC668_FIXUP_ASUS_Nx51] = {
                .type = HDA_FIXUP_PINS,
                .v.pins = (const struct hda_pintbl[]) {
-                       {0x1a, 0x90170151}, /* bass speaker */
+                       { 0x19, 0x03a1913d }, /* use as headphone mic, without 
its own jack detect */
+                       { 0x1a, 0x90170151 }, /* bass speaker */
+                       { 0x1b, 0x03a1113c }, /* use as headset mic, without 
its own jack detect */
                        {}
                },
                .chained = true,
-               .chain_id = ALC662_FIXUP_BASS_CHMAP,
+               .chain_id = ALC668_FIXUP_ASUS_Nx51_HEADSET_MODE,
        },
 };
 
-- 
2.14.1

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