ALSA: hda - fix front mic problem for a HP desktop

The front mic jack (pink color) can't detect any plug or unplug. After
applying this fix, both detecting function and recording function
work well.

BugLink: https://bugs.launchpad.net/bugs/1564712
Cc: stable@vger.kernel.org
Signed-off-by: Hui Wang <hui.wang@canonical.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 73978c79981f98e14879c8c141f620c0acd3df10..fefe83f2beabd662ecf882a832cfc66c03580bd2 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4759,6 +4759,7 @@ enum {
        ALC255_FIXUP_DELL_SPK_NOISE,
        ALC225_FIXUP_DELL1_MIC_NO_PRESENCE,
        ALC280_FIXUP_HP_HEADSET_MIC,
+       ALC221_FIXUP_HP_FRONT_MIC,
 };
 
 static const struct hda_fixup alc269_fixups[] = {
@@ -5401,6 +5402,13 @@ static const struct hda_fixup alc269_fixups[] = {
                .chained = true,
                .chain_id = ALC269_FIXUP_HEADSET_MIC,
        },
+       [ALC221_FIXUP_HP_FRONT_MIC] = {
+               .type = HDA_FIXUP_PINS,
+               .v.pins = (const struct hda_pintbl[]) {
+                       { 0x19, 0x02a19020 }, /* Front Mic */
+                       { }
+               },
+       },
 };
 
 static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -5506,6 +5514,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
        SND_PCI_QUIRK(0x103c, 0x2336, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
        SND_PCI_QUIRK(0x103c, 0x2337, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
        SND_PCI_QUIRK(0x103c, 0x221c, "HP EliteBook 755 G2", ALC280_FIXUP_HP_HEADSET_MIC),
+       SND_PCI_QUIRK(0x103c, 0x8256, "HP", ALC221_FIXUP_HP_FRONT_MIC),
        SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300),
        SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
        SND_PCI_QUIRK(0x1043, 0x115d, "Asus 1015E", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),