Audio control requests that sets sampling frequency sometimes fail on this card. Adding delay between control messages eliminates that problem. Link: https://bugzilla.kernel.org/show_bug.cgi?id=217601 Signed-off-by: Alexander Tsoy <alexander@xxxxxxx> --- sound/usb/quirks.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 43c14a81a1e2..be0ce1fc4f26 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -2075,6 +2075,8 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = { QUIRK_FLAG_GENERIC_IMPLICIT_FB), DEVICE_FLG(0x0763, 0x2031, /* M-Audio Fast Track C600 */ QUIRK_FLAG_GENERIC_IMPLICIT_FB), + DEVICE_FLG(0x07fd, 0x000b, /* MOTU M Series 2nd hardware revision */ + QUIRK_FLAG_CTL_MSG_DELAY_1M), DEVICE_FLG(0x08bb, 0x2702, /* LineX FM Transmitter */ QUIRK_FLAG_IGNORE_CTL_ERROR), DEVICE_FLG(0x0951, 0x16ad, /* Kingston HyperX */ -- 2.43.0