[PATCH v2] ALSA: usb-audio: Add iface reset and delay quirk for SPACETOUCH USB Audio

From: 胡连勤

Date: Wed Mar 11 2026 - 03:30:52 EST


Setting up the interface when suspended/resumeing fail on this card.
Adding a reset and delay quirk will eliminate this problem.

usb 1-1: New USB device found, idVendor=0666, idProduct=0880
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: USB Audio
usb 1-1: Manufacturer: SPACETOUCH
usb 1-1: SerialNumber: 000000000

Signed-off-by: Lianqin Hu <hulianqin@xxxxxxxx>
---

Changes in v2:
- Add actual hardware device in the comment information
- Link to v1: https://lore.kernel.org/all/TYUPR06MB62179ADCD1B86A7E0C73E53ED246A@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/

sound/usb/quirks.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index d54a1a44a69b..049a94079f9e 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -2243,6 +2243,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_IFACE_DELAY | QUIRK_FLAG_FORCE_IFACE_RESET),
DEVICE_FLG(0x0661, 0x0883, /* iBasso DC04 Ultra */
QUIRK_FLAG_DSD_RAW),
+ DEVICE_FLG(0x0666, 0x0880, /* SPACETOUCH USB Audio */
+ QUIRK_FLAG_FORCE_IFACE_RESET | QUIRK_FLAG_IFACE_DELAY),
DEVICE_FLG(0x06f8, 0xb000, /* Hercules DJ Console (Windows Edition) */
QUIRK_FLAG_IGNORE_CTL_ERROR),
DEVICE_FLG(0x06f8, 0xd002, /* Hercules DJ Console (Macintosh Edition) */
--
2.39.0