From: Lars-Peter Clausen Date: Fri, 11 Mar 2022 20:14:00 +0000 (+0100) Subject: ALSA: usb-audio: Add mute TLV for playback volumes on RODE NT-USB X-Git-Tag: v6.6.17~6759^2~144 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0f306cca42fe879694fb5e2382748c43dc9e0196;p=platform%2Fkernel%2Flinux-rpi.git ALSA: usb-audio: Add mute TLV for playback volumes on RODE NT-USB For the RODE NT-USB the lowest Playback mixer volume setting mutes the audio output. But it is not reported as such causing e.g. PulseAudio to accidentally mute the device when selecting a low volume. Fix this by applying the existing quirk for this kind of issue when the device is detected. Signed-off-by: Lars-Peter Clausen Cc: Link: https://lore.kernel.org/r/20220311201400.235892-1-lars@metafoo.de Signed-off-by: Takashi Iwai --- diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index e447ddd..d35cf54 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -3360,9 +3360,10 @@ void snd_usb_mixer_fu_apply_quirk(struct usb_mixer_interface *mixer, if (unitid == 7 && cval->control == UAC_FU_VOLUME) snd_dragonfly_quirk_db_scale(mixer, cval, kctl); break; - /* lowest playback value is muted on C-Media devices */ - case USB_ID(0x0d8c, 0x000c): - case USB_ID(0x0d8c, 0x0014): + /* lowest playback value is muted on some devices */ + case USB_ID(0x0d8c, 0x000c): /* C-Media */ + case USB_ID(0x0d8c, 0x0014): /* C-Media */ + case USB_ID(0x19f7, 0x0003): /* RODE NT-USB */ if (strstr(kctl->id.name, "Playback")) cval->min_mute = 1; break;