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ALSA: usb-audio: Add mute TLV for playback volumes on some devices

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Applying the quirk of that, the lowest Playback mixer volume setting
mutes the audio output, on more devices.

Link: https://gitlab.freedesktop.org/pipewire/pipewire/-/merge_requests/2514
Cc: <stable@vger.kernel.org>
Tested-by: Guoli An <anguoli@uniontech.com>
Signed-off-by: Cryolitia PukNgae <cryolitia@uniontech.com>
Link: https://patch.msgid.link/20250822-mixer-quirk-v1-1-b19252239c1c@uniontech.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Cryolitia PukNgae 2025-08-22 20:58:08 +08:00 • committed by Takashi Iwai
parent 8410fe8109
commit 9c6182843b
1 changed files with 2 additions and 0 deletions
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2
sound/usb/mixer_quirks.c
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@ -4609,9 +4609,11 @@ void snd_usb_mixer_fu_apply_quirk(struct usb_mixer_interface *mixer,
snd_dragonfly_quirk_db_scale(mixer, cval, kctl);
break;
/* lowest playback value is muted on some devices */
case USB_ID(0x0572, 0x1b09): /* Conexant Systems (Rockwell), Inc. */
case USB_ID(0x0d8c, 0x000c): /* C-Media */
case USB_ID(0x0d8c, 0x0014): /* C-Media */
case USB_ID(0x19f7, 0x0003): /* RODE NT-USB */
case USB_ID(0x2d99, 0x0026): /* HECATE G2 GAMING HEADSET */
if (strstr(kctl->id.name, "Playback"))
cval->min_mute = 1;
break;