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ALSA: usb-audio: apply quirk for MOONDROP Quark2

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[ Upstream commit a73349c5dd27bc544b048e2e2c8ef6394f05b793 ]

It reports a MIN value -15360 for volume control, but will mute when
setting it less than -14208

Tested-by: Guoli An <anguoli@uniontech.com>
Signed-off-by: Cryolitia PukNgae <cryolitia@uniontech.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20250903-sound-v1-4-d4ca777b8512@uniontech.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Cryolitia PukNgae 2025-09-03 13:09:48 +08:00 • committed by Greg Kroah-Hartman
commit efa440ab4f
1 changed files with 7 additions and 0 deletions
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7
sound/usb/mixer.c
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@ -1181,6 +1181,13 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval,
cval->res = 1;
}
break;
case USB_ID(0x3302, 0x12db): /* MOONDROP Quark2 */
if (!strcmp(kctl->id.name, "PCM Playback Volume")) {
usb_audio_info(chip,
"set volume quirk for MOONDROP Quark2\n");
cval->min = -14208; /* Mute under it */
}
break;
}
}