[PATCH 5.13 117/127] ALSA: hda/realtek: Limit mic boost on HP ProBook 445 G8

Sasha Levin
2021-08-24T17:05:24Z

From: Kai-Heng Feng <kai.heng.feng@canonical.com>

[ Upstream commit 8903376dc69949199301b290cc22dc64ae5d8a6d ]

The mic has lots of noises if mic boost is enabled. So disable mic boost
to get crystal clear audio capture.

Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210818144119.121738-1-kai.heng.feng@canonical.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
sound/pci/hda/patch_realtek.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 6ab53352fc9b..0c6be8509855 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6598,6 +6598,7 @@ enum {
ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP,
ALC623_FIXUP_LENOVO_THINKSTATION_P340,
ALC255_FIXUP_ACER_HEADPHONE_AND_MIC,
+ ALC236_FIXUP_HP_LIMIT_INT_MIC_BOOST,
};

static const struct hda_fixup alc269_fixups[] = {
@@ -8182,6 +8183,12 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC255_FIXUP_XIAOMI_HEADSET_MIC
},
+ [ALC236_FIXUP_HP_LIMIT_INT_MIC_BOOST] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc269_fixup_limit_int_mic_boost,
+ .chained = true,
+ .chain_id = ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF,
+ },
};

static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -8378,8 +8385,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x8847, "HP EliteBook x360 830 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x884b, "HP EliteBook 840 Aero G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x884c, "HP EliteBook 840 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED),
- SND_PCI_QUIRK(0x103c, 0x8862, "HP ProBook 445 G8 Notebook PC", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
- SND_PCI_QUIRK(0x103c, 0x8863, "HP ProBook 445 G8 Notebook PC", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
+ SND_PCI_QUIRK(0x103c, 0x8862, "HP ProBook 445 G8 Notebook PC", ALC236_FIXUP_HP_LIMIT_INT_MIC_BOOST),
+ SND_PCI_QUIRK(0x103c, 0x8863, "HP ProBook 445 G8 Notebook PC", ALC236_FIXUP_HP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x103c, 0x886d, "HP ZBook Fury 17.3 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x8870, "HP ZBook Fury 15.6 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x8873, "HP ZBook Studio 15.6 Inch G8 Mobile Workstation PC", ALC285_FIXUP_HP_GPIO_AMP_INIT),
--
2.30.2