[PATCH] ALSA: usb-audio: Add iface reset quirk for TASCAM US-16x08
From: Sandro Pischinger
Date: Mon Oct 12 2026 - 08:43:24 EST
When suspending and resuming the playback stream, audible
glitching/chirping appears on the audio interface's output for several
seconds.
On playback stream resumption, I observed an increase in feedback rate
up to 48,038Hz. This stabilized back to 48,000Hz after ~20s.
This is mitigated by applying an interface reset on stream resumption,
as introduced by John Keeping on the TASCAM Model 12.
Link: https://lore.kernel.org/20221129130100.1257904-1-john@xxxxxxxxxxxx
Signed-off-by: Sandro Pischinger <kernel@xxxxxxxxxxxxxxxxxxx>
---
sound/usb/quirks.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 7cd806e9611b..8393a0af7b40 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -2578,6 +2578,9 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
DEVICE_FLG(0x0644, 0x8044, /* Esoteric D-05X */
QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |
QUIRK_FLAG_IFACE_DELAY | QUIRK_FLAG_FORCE_IFACE_RESET),
+ DEVICE_FLG(0x0644, 0x8047, /* TASCAM US-16x08 */
+ QUIRK_FLAG_CTL_MSG_DELAY | QUIRK_FLAG_IFACE_DELAY |
+ QUIRK_FLAG_FORCE_IFACE_RESET),
DEVICE_FLG(0x0644, 0x804a, /* TEAC UD-301 */
QUIRK_FLAG_ITF_USB_DSD_DAC | QUIRK_FLAG_CTL_MSG_DELAY |
QUIRK_FLAG_IFACE_DELAY),
base-commit: b40a5f6d0e2a2b27b29d59d55fc92c5b9443e77c
--
2.56.0