Commit 495dc763 authored by Chris Chiu's avatar Chris Chiu Committed by Takashi Iwai
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ALSA: hda/realtek - Limit int mic boost on Acer Aspire E5-575T 



The Acer Apire E5-575T laptop with codec ALC255 has a terrible
background noise comes from internal mic capture. And the jack
sensing dose not work for headset like some other Acer laptops.

This patch limits the internal mic boost on top of the existing
ALC255_FIXUP_ACER_MIC_NO_PRESENCE quirk for Acer Aspire E5-575T.

Signed-off-by: default avatarChris Chiu <chiu@endlessos.org>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20210114082728.74729-1-chiu@endlessos.org


Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent e4ea77f8

sound/pci/hda/patch_realtek.c

+8 −0
Original line number Diff line number Diff line
@@ -6371,6 +6371,7 @@ enum { 
	ALC256_FIXUP_HP_HEADSET_MIC,

	ALC236_FIXUP_DELL_AIO_HEADSET_MIC,

	ALC282_FIXUP_ACER_DISABLE_LINEOUT,

	ALC255_FIXUP_ACER_LIMIT_INT_MIC_BOOST,

};



static const struct hda_fixup alc269_fixups[] = {
@@ -7808,6 +7809,12 @@ static const struct hda_fixup alc269_fixups[] = { 
		.chained = true,

		.chain_id = ALC269_FIXUP_HEADSET_MODE

	},

	[ALC255_FIXUP_ACER_LIMIT_INT_MIC_BOOST] = {

		.type = HDA_FIXUP_FUNC,

		.v.func = alc269_fixup_limit_int_mic_boost,

		.chained = true,

		.chain_id = ALC255_FIXUP_ACER_MIC_NO_PRESENCE,

	},

};



static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -7826,6 +7833,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { 
	SND_PCI_QUIRK(0x1025, 0x102b, "Acer Aspire C24-860", ALC286_FIXUP_ACER_AIO_MIC_NO_PRESENCE),

	SND_PCI_QUIRK(0x1025, 0x1065, "Acer Aspire C20-820", ALC269VC_FIXUP_ACER_HEADSET_MIC),

	SND_PCI_QUIRK(0x1025, 0x106d, "Acer Cloudbook 14", ALC283_FIXUP_CHROME_BOOK),

	SND_PCI_QUIRK(0x1025, 0x1094, "Acer Aspire E5-575T", ALC255_FIXUP_ACER_LIMIT_INT_MIC_BOOST),

	SND_PCI_QUIRK(0x1025, 0x1099, "Acer Aspire E5-523G", ALC255_FIXUP_ACER_MIC_NO_PRESENCE),

	SND_PCI_QUIRK(0x1025, 0x110e, "Acer Aspire ES1-432", ALC255_FIXUP_ACER_MIC_NO_PRESENCE),

	SND_PCI_QUIRK(0x1025, 0x1166, "Acer Veriton N4640G", ALC269_FIXUP_LIFEBOOK),