Commit 8903376d authored by Kai-Heng Feng's avatar Kai-Heng Feng Committed by Takashi Iwai
Browse files

ALSA: hda/realtek: Limit mic boost on HP ProBook 445 G8 



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

Signed-off-by: default avatarKai-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: default avatarTakashi Iwai <tiwai@suse.de>
parent 4bf61ad5

sound/pci/hda/patch_realtek.c

+9 −2
Original line number Diff line number Diff line
@@ -6658,6 +6658,7 @@ 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[] = {
@@ -8242,6 +8243,12 @@ 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[] = {
@@ -8438,8 +8445,8 @@ 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),