[Artful/linux-oem][PATCH v2] ALSA: hda - fix headset mic problem for Dell machines with alc274

Hui Wang hui.wang at canonical.com
Thu Nov 23 03:46:40 UTC 2017

BugLink: http://bugs.launchpad.net/bugs/1731822

Confirmed with Kailang of Realtek, the pin 0x19 is for Headset Mic, and
the pin 0x1a is for Headphone Mic, he suggested to apply
ALC269_FIXUP_DELL1_MIC_NO_PRESENCE to fix this problem. And we
verified applying this FIXUP can fix this problem.

Cc: <stable at vger.kernel.org>
Cc: Kailang Yang <kailang at realtek.com>
Signed-off-by: Hui Wang <hui.wang at canonical.com>
Signed-off-by: Takashi Iwai <tiwai at suse.de>
(cherry picked from commit 75ee94b20b46459e3d29f5ac2c3af3cebdeef777)
Signed-off-by: Hui Wang <hui.wang at canonical.com>
 sound/pci/hda/patch_realtek.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index ab8b154..64dc6f6 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6523,6 +6523,11 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
 		{0x14, 0x90170110},
 		{0x1b, 0x90a70130},
 		{0x21, 0x03211020}),
+	SND_HDA_PIN_QUIRK(0x10ec0274, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
+		{0x12, 0xb7a60130},
+		{0x13, 0xb8a61140},
+		{0x16, 0x90170110},
+		{0x21, 0x04211020}),
 	SND_HDA_PIN_QUIRK(0x10ec0280, 0x103c, "HP", ALC280_FIXUP_HP_GPIO4,
 		{0x12, 0x90a60130},
 		{0x14, 0x90170110},

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