[PATCH 1/2] ALSA: hda/realtek: Limit Star Labs internal mic boost
Sean Rhodes <[email protected]> Fri, 31 Jul 2026 22:13:08 +0100
| Newsgroups | org.kernel.vger.linux-sound,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <be87292613b24150d6321adac102b4b25d00e9e6.1785532385.git.sean@starlabs.systems> |
The 30 dB internal mic boost is too high for laptops, especially with fans. Limit Star Labs internal mic boost to 10 dB. Signed-off-by: Sean Rhodes <[email protected]> --- sound/hda/codecs/realtek/alc269.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/sound/hda/codecs/realtek/alc269.c b/sound/hda/codecs/realtek/alc269.c index 379e1458f4ac..42756a3f3f8e 100644 --- a/sound/hda/codecs/realtek/alc269.c +++ b/sound/hda/codecs/realtek/alc269.c @@ -4188,6 +4188,7 @@ enum { ALC245_FIXUP_CLEVO_NOISY_MIC, ALC269_FIXUP_VAIO_VJFH52_MIC_NO_PRESENCE, ALC233_FIXUP_MEDION_MTL_SPK, + ALC269_FIXUP_STARLABS_LIMIT_INT_MIC_BOOST, ALC233_FIXUP_STARLABS_STARFIGHTER, ALC294_FIXUP_BASS_SPEAKER_15, ALC283_FIXUP_DELL_HP_RESUME, @@ -6725,6 +6726,10 @@ static const struct hda_fixup alc269_fixups[] = { { } }, }, + [ALC269_FIXUP_STARLABS_LIMIT_INT_MIC_BOOST] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc269_fixup_limit_int_mic_boost, + }, [ALC233_FIXUP_STARLABS_STARFIGHTER] = { .type = HDA_FIXUP_FUNC, .v.func = alc233_fixup_starlabs_starfighter, @@ -8099,6 +8104,7 @@ static const struct hda_quirk alc269_fixup_vendor_tbl[] = { SND_PCI_QUIRK_VENDOR(0x104d, "Sony VAIO", ALC269_FIXUP_SONY_VAIO), SND_PCI_QUIRK_VENDOR(0x17aa, "Lenovo XPAD", ALC269_FIXUP_LENOVO_XPAD_ACPI), SND_PCI_QUIRK_VENDOR(0x19e5, "Huawei Matebook", ALC255_FIXUP_MIC_MUTE_LED), + SND_PCI_QUIRK_VENDOR(0x2145, "Star Labs", ALC269_FIXUP_STARLABS_LIMIT_INT_MIC_BOOST), {} };