ALSA: hda - Fix noise on Gigabyte Z170X mobo

Gigabyte Z710X mobo with ALC1150 codec gets significant noises from
the analog loopback routes even if their inputs are all muted.
Simply kill the aamix for fixing it.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=108301
Cc: <stable@vger.kernel.org>
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 e4f80dc..9bedf7c 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1759,6 +1759,7 @@ enum {
        ALC882_FIXUP_NO_PRIMARY_HP,
        ALC887_FIXUP_ASUS_BASS,
        ALC887_FIXUP_BASS_CHMAP,
+       ALC882_FIXUP_DISABLE_AAMIX,
 };
 
 static void alc889_fixup_coef(struct hda_codec *codec,
@@ -1920,6 +1921,8 @@ static void alc882_fixup_no_primary_hp(struct hda_codec *codec,
 
 static void alc_fixup_bass_chmap(struct hda_codec *codec,
                                 const struct hda_fixup *fix, int action);
+static void alc_fixup_disable_aamix(struct hda_codec *codec,
+                                   const struct hda_fixup *fix, int action);
 
 static const struct hda_fixup alc882_fixups[] = {
        [ALC882_FIXUP_ABIT_AW9D_MAX] = {
@@ -2151,6 +2154,10 @@ static const struct hda_fixup alc882_fixups[] = {
                .type = HDA_FIXUP_FUNC,
                .v.func = alc_fixup_bass_chmap,
        },
+       [ALC882_FIXUP_DISABLE_AAMIX] = {
+               .type = HDA_FIXUP_FUNC,
+               .v.func = alc_fixup_disable_aamix,
+       },
 };
 
 static const struct snd_pci_quirk alc882_fixup_tbl[] = {
@@ -2218,6 +2225,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
        SND_PCI_QUIRK(0x1462, 0x7350, "MSI-7350", ALC889_FIXUP_CD),
        SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3),
        SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte EP45-DS3/Z87X-UD3H", ALC889_FIXUP_FRONT_HP_NO_PRESENCE),
+       SND_PCI_QUIRK(0x1458, 0xa182, "Gigabyte Z170X-UD3", ALC882_FIXUP_DISABLE_AAMIX),
        SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX),
        SND_PCI_QUIRK_VENDOR(0x1558, "Clevo laptop", ALC882_FIXUP_EAPD),
        SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_FIXUP_EAPD),